From 5c74dc4a837d160789ac3266f7f82390688dd69e Mon Sep 17 00:00:00 2001
From: Simon Wisselink <s.wisselink@iwink.nl>
Date: Fri, 13 Jan 2023 16:55:15 +0100
Subject: [PATCH] Replaced a bunch of direct property access with
 getters/setters.

---
 src/Cacheresource/Base.php                    |  18 +-
 src/Cacheresource/Custom.php                  |  20 +--
 src/Cacheresource/File.php                    |   9 +-
 src/Cacheresource/KeyValueStore.php           |  14 +-
 src/Compile/Base.php                          |   4 +-
 src/Compile/BlockCompiler.php                 |   4 +-
 src/Compile/DefaultHandlerBlockCompiler.php   |   4 +-
 .../DefaultHandlerFunctionCallCompiler.php    |   2 +-
 src/Compile/FunctionCallCompiler.php          |   4 +-
 .../Modifier/EscapeModifierCompiler.php       |   2 +-
 src/Compile/ModifierCompiler.php              |   6 +-
 src/Compile/ObjectMethodBlockCompiler.php     |   4 +-
 src/Compile/ObjectMethodCallCompiler.php      |  10 +-
 src/Compile/PrintExpressionCompiler.php       |   6 +-
 src/Compile/SpecialVariableCompiler.php       |  22 +--
 src/Compile/Tag/BCPluginWrapper.php           |   2 +-
 src/Compile/Tag/Block.php                     |  10 +-
 src/Compile/Tag/BlockClose.php                |  30 ++--
 src/Compile/Tag/Call.php                      |   6 +-
 src/Compile/Tag/Capture.php                   |   4 +-
 src/Compile/Tag/CaptureClose.php              |   2 +-
 src/Compile/Tag/Child.php                     |   2 +-
 src/Compile/Tag/EvalTag.php                   |   2 +-
 src/Compile/Tag/ExtendsTag.php                |  16 +-
 src/Compile/Tag/ForeachSection.php            |  10 +-
 src/Compile/Tag/ForeachTag.php                |   4 +-
 src/Compile/Tag/FunctionClose.php             |  79 ++++-----
 src/Compile/Tag/FunctionTag.php               |  10 +-
 src/Compile/Tag/IncludeTag.php                |  69 ++++----
 src/Compile/Tag/Ldelim.php                    |   2 +-
 src/Compile/Tag/Rdelim.php                    |   2 +-
 src/Compiler/BaseCompiler.php                 |   2 +-
 src/Compiler/CodeFrame.php                    |  10 +-
 src/Compiler/Configfile.php                   |  14 +-
 src/Compiler/Template.php                     |  80 ++++++---
 src/Data.php                                  |  18 +-
 src/Debug.php                                 |  26 +--
 src/FunctionHandler/Fetch.php                 |   6 +-
 src/FunctionHandler/HtmlImage.php             |   6 +-
 src/Resource/ExtendsPlugin.php                |   4 +-
 src/Resource/FilePlugin.php                   |  22 +--
 src/Resource/StringPlugin.php                 |   2 +-
 src/Runtime/InheritanceRuntime.php            |   8 +-
 src/Runtime/TplFunctionRuntime.php            |  10 +-
 src/Smarty.php                                |  15 +-
 src/Template.php                              | 111 +++++++-----
 src/Template/Cached.php                       | 102 +++++++----
 src/Template/Compiled.php                     |  32 ++--
 src/Template/Config.php                       |   2 +-
 src/Template/Source.php                       |  12 +-
 src/TemplateBase.php                          |  28 ++--
 tests/PHPUnit_Smarty.php                      |  52 ++----
 .../CacheResourceCustomMemcacheTest.php       |   8 +-
 .../_shared/CacheResourceTestCommon.php       | 158 +++++++++---------
 .../Ambiguous/CustomResourceAmbiguousTest.php |  18 +-
 .../PHPunitplugins/resource.ambiguous.php     |   2 +-
 .../ResourceTests/Eval/EvalResourceTest.php   |  10 +-
 .../ResourceTests/File/FileResourceTest.php   |  20 +--
 .../FileIndexed/FileResourceIndexedTest.php   |   8 +-
 .../Registered/RegisteredResourceTest.php     |   4 +-
 .../ResourcePlugins/ResourcePluginTest.php    |   4 +-
 .../Stream/StreamResourceTest.php             |  12 +-
 .../String/StringResourceTest.php             |  10 +-
 .../UnitTests/SecurityTests/SecurityTest.php  |   4 +-
 .../ClearCompiledTest.php                     |  52 +++---
 .../function.checkconfigvar.php               |   6 +-
 .../PHPunitplugins/function.checkvar.php      |   6 +-
 .../resources/resource.extendsall.php         |   6 +-
 68 files changed, 684 insertions(+), 585 deletions(-)

diff --git a/src/Cacheresource/Base.php b/src/Cacheresource/Base.php
index 9cebf075..984ea827 100644
--- a/src/Cacheresource/Base.php
+++ b/src/Cacheresource/Base.php
@@ -2,6 +2,7 @@
 
 namespace Smarty\Cacheresource;
 
+use Smarty\Exception;
 use Smarty\Smarty;
 use Smarty\Template;
 use Smarty\Template\Cached;
@@ -76,16 +77,17 @@ abstract class Base
      */
     abstract public function retrieveCachedContent(Template $_template);
 
-    /**
-     * Return cached content
-     *
-     * @param Template $_template template object
-     *
-     * @return null|string
-     */
+	/**
+	 * Return cached content
+	 *
+	 * @param Template $_template template object
+	 *
+	 * @return null|string
+	 * @throws Exception
+	 */
     public function getCachedContent(Template $_template)
     {
-        if ($_template->getCached()->handler->process($_template)) {
+        if ($this->process($_template)) {
             ob_start();
             $unifunc = $_template->getCached()->unifunc;
             $unifunc($_template);
diff --git a/src/Cacheresource/Custom.php b/src/Cacheresource/Custom.php
index 0a67729a..c049246c 100644
--- a/src/Cacheresource/Custom.php
+++ b/src/Cacheresource/Custom.php
@@ -91,9 +91,9 @@ abstract class Custom extends Base
     {
         $_cache_id = isset($cached->cache_id) ? preg_replace('![^\w\|]+!', '_', $cached->cache_id) : null;
         $_compile_id = isset($cached->compile_id) ? preg_replace('![^\w]+!', '_', $cached->compile_id) : null;
-        $path = $cached->source->uid . $_cache_id . $_compile_id;
+        $path = $cached->getSource()->uid . $_cache_id . $_compile_id;
         $cached->filepath = sha1($path);
-        if ($_template->smarty->cache_locking) {
+        if ($_template->getSmarty()->cache_locking) {
             $cached->lock_id = sha1('lock.' . $path);
         }
         $this->populateTimestamp($cached);
@@ -109,7 +109,7 @@ abstract class Custom extends Base
     public function populateTimestamp(\Smarty\Template\Cached $cached)
     {
         $mtime =
-            $this->fetchTimestamp($cached->filepath, $cached->source->name, $cached->cache_id, $cached->compile_id);
+            $this->fetchTimestamp($cached->filepath, $cached->getSource()->name, $cached->cache_id, $cached->compile_id);
         if ($mtime !== null) {
             $cached->timestamp = $mtime;
             $cached->exists = !!$cached->timestamp;
@@ -118,7 +118,7 @@ abstract class Custom extends Base
         $timestamp = null;
         $this->fetch(
             $cached->filepath,
-            $cached->source->name,
+            $cached->getSource()->name,
             $cached->cache_id,
             $cached->compile_id,
             $cached->content,
@@ -150,7 +150,7 @@ abstract class Custom extends Base
         if ($content === null || !$timestamp) {
             $this->fetch(
                 $_smarty_tpl->getCached()->filepath,
-                $_smarty_tpl->source->name,
+                $_smarty_tpl->getSource()->name,
                 $_smarty_tpl->cache_id,
                 $_smarty_tpl->compile_id,
                 $content,
@@ -177,7 +177,7 @@ abstract class Custom extends Base
     {
         return $this->save(
             $_template->getCached()->filepath,
-            $_template->source->name,
+            $_template->getSource()->name,
             $_template->cache_id,
             $_template->compile_id,
             $_template->cache_lifetime,
@@ -199,7 +199,7 @@ abstract class Custom extends Base
             $timestamp = null;
             $this->fetch(
                 $_template->getCached()->filepath,
-                $_template->source->name,
+                $_template->getSource()->name,
                 $_template->cache_id,
                 $_template->compile_id,
                 $content,
@@ -262,7 +262,7 @@ abstract class Custom extends Base
     public function hasLock(\Smarty\Smarty $smarty, \Smarty\Template\Cached $cached)
     {
         $id = $cached->lock_id;
-        $name = $cached->source->name . '.lock';
+        $name = $cached->getSource()->name . '.lock';
         $mtime = $this->fetchTimestamp($id, $name, $cached->cache_id, $cached->compile_id);
         if ($mtime === null) {
             $this->fetch($id, $name, $cached->cache_id, $cached->compile_id, $content, $mtime);
@@ -282,7 +282,7 @@ abstract class Custom extends Base
     {
         $cached->is_locked = true;
         $id = $cached->lock_id;
-        $name = $cached->source->name . '.lock';
+        $name = $cached->getSource()->name . '.lock';
         $this->save($id, $name, $cached->cache_id, $cached->compile_id, $smarty->locking_timeout, '');
     }
 
@@ -297,7 +297,7 @@ abstract class Custom extends Base
     public function releaseLock(\Smarty\Smarty $smarty, \Smarty\Template\Cached $cached)
     {
         $cached->is_locked = false;
-        $name = $cached->source->name . '.lock';
+        $name = $cached->getSource()->name . '.lock';
         $this->delete($name, $cached->cache_id, $cached->compile_id, null);
     }
 }
diff --git a/src/Cacheresource/File.php b/src/Cacheresource/File.php
index 032949b2..63430a2a 100644
--- a/src/Cacheresource/File.php
+++ b/src/Cacheresource/File.php
@@ -33,8 +33,8 @@ class File extends Base
      */
     public function populate(Cached $cached, Template $_template)
     {
-        $source = &$_template->source;
-        $smarty = &$_template->smarty;
+        $source = $_template->getSource();
+        $smarty = $_template->getSmarty();
         $_compile_dir_sep = $smarty->use_sub_dirs ? DIRECTORY_SEPARATOR : '^';
         $_filepath = sha1($source->uid . $smarty->_joined_template_dir);
         $cached->filepath = $smarty->getCacheDir();
@@ -125,7 +125,7 @@ class File extends Base
      */
     public function storeCachedContent(Template $_template, $content)
     {
-        if ($_template->smarty->writeFile($_template->getCached()->filepath, $content) === true) {
+        if ($_template->getSmarty()->writeFile($_template->getCached()->filepath, $content) === true) {
             if (function_exists('opcache_invalidate')
                 && (!function_exists('ini_get') || strlen(ini_get('opcache.restrict_api'))) < 1
             ) {
@@ -208,8 +208,7 @@ class File extends Base
 		    $tpl = new \Smarty\Template($resource_name, $smarty);
 		    $smarty->caching = $_save_stat;
 		    // remove from template cache
-		    $tpl->source; // have the template registered before unset()
-		    if ($tpl->source->exists) {
+		    if ($tpl->getSource()->exists) {
 			    $_resourcename_parts = basename(str_replace('^', '/', $tpl->getCached()->filepath));
 		    } else {
 			    return 0;
diff --git a/src/Cacheresource/KeyValueStore.php b/src/Cacheresource/KeyValueStore.php
index e3322e22..733d2776 100644
--- a/src/Cacheresource/KeyValueStore.php
+++ b/src/Cacheresource/KeyValueStore.php
@@ -61,7 +61,7 @@ abstract class KeyValueStore extends Base
      */
     public function populate(Cached $cached, Template $_template)
     {
-        $cached->filepath = $_template->source->uid . '#' . $this->sanitize($cached->source->resource) . '#' .
+        $cached->filepath = $_template->getSource()->uid . '#' . $this->sanitize($cached->getSource()->resource) . '#' .
                             $this->sanitize($cached->cache_id) . '#' . $this->sanitize($cached->compile_id);
         $this->populateTimestamp($cached);
     }
@@ -77,12 +77,12 @@ abstract class KeyValueStore extends Base
     {
         if (!$this->fetch(
             $cached->filepath,
-            $cached->source->name,
+            $cached->getSource()->name,
             $cached->cache_id,
             $cached->compile_id,
             $content,
             $timestamp,
-            $cached->source->uid
+            $cached->getSource()->uid
         )
         ) {
             return;
@@ -114,12 +114,12 @@ abstract class KeyValueStore extends Base
         if ($content === null || !$timestamp) {
             if (!$this->fetch(
                 $_smarty_tpl->getCached()->filepath,
-                $_smarty_tpl->source->name,
+                $_smarty_tpl->getSource()->name,
                 $_smarty_tpl->cache_id,
                 $_smarty_tpl->compile_id,
                 $content,
                 $timestamp,
-                $_smarty_tpl->source->uid
+                $_smarty_tpl->getSource()->uid
             )
             ) {
                 return false;
@@ -160,12 +160,12 @@ abstract class KeyValueStore extends Base
         if ($content === null) {
             if (!$this->fetch(
                 $_template->getCached()->filepath,
-                $_template->source->name,
+                $_template->getSource()->name,
                 $_template->cache_id,
                 $_template->compile_id,
                 $content,
                 $timestamp,
-                $_template->source->uid
+                $_template->getSource()->uid
             )
             ) {
                 return false;
diff --git a/src/Compile/Base.php b/src/Compile/Base.php
index c555e48c..df19b136 100644
--- a/src/Compile/Base.php
+++ b/src/Compile/Base.php
@@ -214,8 +214,8 @@ abstract class Base implements CompilerInterface {
 				}
 			}
 			// wrong nesting of tags
-			$compiler->trigger_template_error("unclosed '" . $compiler->template->getLeftDelimiter() . "{$_openTag}" .
-				$compiler->template->getRightDelimiter() . "' tag");
+			$compiler->trigger_template_error("unclosed '" . $compiler->getTemplate()->getLeftDelimiter() . "{$_openTag}" .
+				$compiler->getTemplate()->getRightDelimiter() . "' tag");
 			return;
 		}
 		// wrong nesting of tags
diff --git a/src/Compile/BlockCompiler.php b/src/Compile/BlockCompiler.php
index b96d5257..0c409101 100644
--- a/src/Compile/BlockCompiler.php
+++ b/src/Compile/BlockCompiler.php
@@ -70,7 +70,7 @@ class BlockCompiler extends Base {
 	 * @return string
 	 */
 	protected function getIsCallableCode($tag, $function): string {
-		return "\$_smarty_tpl->smarty->getBlockHandler(" . var_export($function, true) . ")";
+		return "\$_smarty_tpl->getSmarty()->getBlockHandler(" . var_export($function, true) . ")";
 	}
 
 	/**
@@ -82,7 +82,7 @@ class BlockCompiler extends Base {
 	 * @return string
 	 */
 	protected function getFullCallbackCode($tag, $function): string {
-		return "\$_smarty_tpl->smarty->getBlockHandler(" . var_export($function, true) . ")->handle";
+		return "\$_smarty_tpl->getSmarty()->getBlockHandler(" . var_export($function, true) . ")->handle";
 	}
 
 	/**
diff --git a/src/Compile/DefaultHandlerBlockCompiler.php b/src/Compile/DefaultHandlerBlockCompiler.php
index faa322a9..034ea04e 100644
--- a/src/Compile/DefaultHandlerBlockCompiler.php
+++ b/src/Compile/DefaultHandlerBlockCompiler.php
@@ -7,7 +7,7 @@ class DefaultHandlerBlockCompiler extends BlockCompiler {
 	 * @inheritDoc
 	 */
 	protected function getIsCallableCode($tag, $function): string {
-		return "\$_smarty_tpl->smarty->getRuntime('DefaultPluginHandler')->hasPlugin(" .
+		return "\$_smarty_tpl->getSmarty()->getRuntime('DefaultPluginHandler')->hasPlugin(" .
 			var_export($function, true) . ", 'block')";
 	}
 
@@ -15,7 +15,7 @@ class DefaultHandlerBlockCompiler extends BlockCompiler {
 	 * @inheritDoc
 	 */
 	protected function getFullCallbackCode($tag, $function): string {
-		return "\$_smarty_tpl->smarty->getRuntime('DefaultPluginHandler')->getCallback(" .
+		return "\$_smarty_tpl->getSmarty()->getRuntime('DefaultPluginHandler')->getCallback(" .
 			var_export($function, true) . ", 'block')";
 	}
 }
\ No newline at end of file
diff --git a/src/Compile/DefaultHandlerFunctionCallCompiler.php b/src/Compile/DefaultHandlerFunctionCallCompiler.php
index 5b9833ec..ff2f131c 100644
--- a/src/Compile/DefaultHandlerFunctionCallCompiler.php
+++ b/src/Compile/DefaultHandlerFunctionCallCompiler.php
@@ -35,7 +35,7 @@ class DefaultHandlerFunctionCallCompiler extends Base {
 		$_paramsArray = $this->formatParamsArray($_attr);
 		$_params = 'array(' . implode(',', $_paramsArray) . ')';
 
-		$output = "\$_smarty_tpl->smarty->getRuntime('DefaultPluginHandler')->getCallback(" . var_export($function, true) .
+		$output = "\$_smarty_tpl->getSmarty()->getRuntime('DefaultPluginHandler')->getCallback(" . var_export($function, true) .
 			",'function')($_params, \$_smarty_tpl)";
 
 		if (!empty($parameter['modifierlist'])) {
diff --git a/src/Compile/FunctionCallCompiler.php b/src/Compile/FunctionCallCompiler.php
index a2bedddf..849655ce 100644
--- a/src/Compile/FunctionCallCompiler.php
+++ b/src/Compile/FunctionCallCompiler.php
@@ -55,7 +55,7 @@ class FunctionCallCompiler extends Base {
 		$_attr = $this->getAttributes($compiler, $args);
 		unset($_attr['nocache']);
 
-		if (!$functionHandler = $compiler->smarty->getFunctionHandler($function)) {
+		if (!$functionHandler = $compiler->getSmarty()->getFunctionHandler($function)) {
 			throw new CompilerException("Cannot compile unknown function $function.");
 		}
 
@@ -66,7 +66,7 @@ class FunctionCallCompiler extends Base {
 
 		$_params = 'array(' . implode(',', $_paramsArray) . ')';
 
-		$output = "\$_smarty_tpl->smarty->getFunctionHandler(" . var_export($function, true) . ")";
+		$output = "\$_smarty_tpl->getSmarty()->getFunctionHandler(" . var_export($function, true) . ")";
 		$output .= "->handle($_params, \$_smarty_tpl)";
 
 		if (!empty($parameter['modifierlist'])) {
diff --git a/src/Compile/Modifier/EscapeModifierCompiler.php b/src/Compile/Modifier/EscapeModifierCompiler.php
index 4847ecd3..6e093a3e 100644
--- a/src/Compile/Modifier/EscapeModifierCompiler.php
+++ b/src/Compile/Modifier/EscapeModifierCompiler.php
@@ -50,6 +50,6 @@ class EscapeModifierCompiler extends Base {
 		} catch (Exception $e) {
 			// pass through to regular plugin fallback
 		}
-		return '$_smarty_tpl->smarty->getModifierCallback(\'escape\')(' . join(', ', $params) . ')';
+		return '$_smarty_tpl->getSmarty()->getModifierCallback(\'escape\')(' . join(', ', $params) . ')';
 	}
 }
\ No newline at end of file
diff --git a/src/Compile/ModifierCompiler.php b/src/Compile/ModifierCompiler.php
index 678e2ed4..ea50cfcf 100644
--- a/src/Compile/ModifierCompiler.php
+++ b/src/Compile/ModifierCompiler.php
@@ -45,8 +45,8 @@ class ModifierCompiler extends Base {
 			$single_modifier[0] = $output;
 			$params = implode(',', $single_modifier);
 
-			if (!is_object($compiler->smarty->security_policy)
-				|| $compiler->smarty->security_policy->isTrustedModifier($modifier, $compiler)
+			if (!is_object($compiler->getSmarty()->security_policy)
+				|| $compiler->getSmarty()->security_policy->isTrustedModifier($modifier, $compiler)
 			) {
 
 				if ($handler = $compiler->getModifierCompiler($modifier)) {
@@ -54,7 +54,7 @@ class ModifierCompiler extends Base {
 
 				} elseif ($compiler->getSmarty()->getModifierCallback($modifier)) {
 					$output = sprintf(
-							'$_smarty_tpl->smarty->getModifierCallback(%s)(%s)',
+							'$_smarty_tpl->getSmarty()->getModifierCallback(%s)(%s)',
 							var_export($modifier, true),
 							$params
 						);
diff --git a/src/Compile/ObjectMethodBlockCompiler.php b/src/Compile/ObjectMethodBlockCompiler.php
index 76af1009..f8fba227 100644
--- a/src/Compile/ObjectMethodBlockCompiler.php
+++ b/src/Compile/ObjectMethodBlockCompiler.php
@@ -22,7 +22,7 @@ class ObjectMethodBlockCompiler extends BlockCompiler {
 	 * @inheritDoc
 	 */
 	protected function getIsCallableCode($tag, $function): string {
-		$callbackObject = "\$_smarty_tpl->smarty->registered_objects['{$tag}'][0]";
+		$callbackObject = "\$_smarty_tpl->getSmarty()->registered_objects['{$tag}'][0]";
 		return "(isset({$callbackObject}) && is_callable(array({$callbackObject}, '{$function}')))";
 	}
 
@@ -30,7 +30,7 @@ class ObjectMethodBlockCompiler extends BlockCompiler {
 	 * @inheritDoc
 	 */
 	protected function getFullCallbackCode($tag, $function): string {
-		$callbackObject = "\$_smarty_tpl->smarty->registered_objects['{$tag}'][0]";
+		$callbackObject = "\$_smarty_tpl->getSmarty()->registered_objects['{$tag}'][0]";
 		return "{$callbackObject}->{$function}";
 	}
 
diff --git a/src/Compile/ObjectMethodCallCompiler.php b/src/Compile/ObjectMethodCallCompiler.php
index 4e30b8c7..f3ce6960 100644
--- a/src/Compile/ObjectMethodCallCompiler.php
+++ b/src/Compile/ObjectMethodCallCompiler.php
@@ -49,19 +49,19 @@ class ObjectMethodCallCompiler extends Base {
 			unset($_attr['assign']);
 		}
 		// method or property ?
-		if (is_callable([$compiler->smarty->registered_objects[$tag][0], $function])) {
+		if (is_callable([$compiler->getSmarty()->registered_objects[$tag][0], $function])) {
 			// convert attributes into parameter array string
-			if ($compiler->smarty->registered_objects[$tag][2]) {
+			if ($compiler->getSmarty()->registered_objects[$tag][2]) {
 				$_paramsArray = $this->formatParamsArray($_attr);
 				$_params = 'array(' . implode(',', $_paramsArray) . ')';
-				$output = "\$_smarty_tpl->smarty->registered_objects['{$tag}'][0]->{$function}({$_params},\$_smarty_tpl)";
+				$output = "\$_smarty_tpl->getSmarty()->registered_objects['{$tag}'][0]->{$function}({$_params},\$_smarty_tpl)";
 			} else {
 				$_params = implode(',', $_attr);
-				$output = "\$_smarty_tpl->smarty->registered_objects['{$tag}'][0]->{$function}({$_params})";
+				$output = "\$_smarty_tpl->getSmarty()->registered_objects['{$tag}'][0]->{$function}({$_params})";
 			}
 		} else {
 			// object property
-			$output = "\$_smarty_tpl->smarty->registered_objects['{$tag}'][0]->{$function}";
+			$output = "\$_smarty_tpl->getSmarty()->registered_objects['{$tag}'][0]->{$function}";
 		}
 		if (!empty($parameter['modifierlist'])) {
 			$output = $compiler->compileModifier($parameter['modifierlist'], $output);
diff --git a/src/Compile/PrintExpressionCompiler.php b/src/Compile/PrintExpressionCompiler.php
index 13fe746f..99a03901 100644
--- a/src/Compile/PrintExpressionCompiler.php
+++ b/src/Compile/PrintExpressionCompiler.php
@@ -65,9 +65,9 @@ class PrintExpressionCompiler extends Base {
 			// display value
 			if (!$_attr['nofilter']) {
 				// default modifier
-				if ($compiler->smarty->getDefaultModifiers()) {
+				if ($compiler->getSmarty()->getDefaultModifiers()) {
 					$modifierlist = [];
-					foreach ($compiler->smarty->getDefaultModifiers() as $key => $single_default_modifier) {
+					foreach ($compiler->getSmarty()->getDefaultModifiers() as $key => $single_default_modifier) {
 						preg_match_all(
 							'/(\'[^\'\\\\]*(?:\\\\.[^\'\\\\]*)*\'|"[^"\\\\]*(?:\\\\.[^"\\\\]*)*"|:|[^:]+)/',
 							$single_default_modifier,
@@ -83,7 +83,7 @@ class PrintExpressionCompiler extends Base {
 					$output = $compiler->compileModifier($modifierlist, $output);
 				}
 
-				if ($compiler->template->smarty->escape_html) {
+				if ($compiler->getTemplate()->getSmarty()->escape_html) {
 					$output = "htmlspecialchars((string) {$output}, ENT_QUOTES, '" . addslashes(\Smarty\Smarty::$_CHARSET) . "')";
 				}
 
diff --git a/src/Compile/SpecialVariableCompiler.php b/src/Compile/SpecialVariableCompiler.php
index d138688a..0ba96656 100644
--- a/src/Compile/SpecialVariableCompiler.php
+++ b/src/Compile/SpecialVariableCompiler.php
@@ -46,8 +46,8 @@ class SpecialVariableCompiler extends Base {
 		if ($variable === false) {
 			$compiler->trigger_template_error("special \$Smarty variable name index can not be variable", null, true);
 		}
-		if (!isset($compiler->smarty->security_policy)
-			|| $compiler->smarty->security_policy->isTrustedSpecialSmartyVar($variable, $compiler)
+		if (!isset($compiler->getSmarty()->security_policy)
+			|| $compiler->getSmarty()->security_policy->isTrustedSpecialSmartyVar($variable, $compiler)
 		) {
 			switch ($variable) {
 				case 'foreach':
@@ -59,8 +59,8 @@ class SpecialVariableCompiler extends Base {
 				case 'now':
 					return 'time()';
 				case 'cookies':
-					if (isset($compiler->smarty->security_policy)
-						&& !$compiler->smarty->security_policy->allow_super_globals
+					if (isset($compiler->getSmarty()->security_policy)
+						&& !$compiler->getSmarty()->security_policy->allow_super_globals
 					) {
 						$compiler->trigger_template_error("(secure mode) super globals not permitted");
 						break;
@@ -73,8 +73,8 @@ class SpecialVariableCompiler extends Base {
 				case 'server':
 				case 'session':
 				case 'request':
-					if (isset($compiler->smarty->security_policy)
-						&& !$compiler->smarty->security_policy->allow_super_globals
+					if (isset($compiler->getSmarty()->security_policy)
+						&& !$compiler->getSmarty()->security_policy->allow_super_globals
 					) {
 						$compiler->trigger_template_error("(secure mode) super globals not permitted");
 						break;
@@ -82,20 +82,20 @@ class SpecialVariableCompiler extends Base {
 					$compiled_ref = '$_' . smarty_strtoupper_ascii($variable);
 					break;
 				case 'template':
-					return 'basename($_smarty_tpl->source->filepath)';
+					return 'basename($_smarty_tpl->getSource()->filepath)';
 				case 'template_object':
-					if (isset($compiler->smarty->security_policy)) {
+					if (isset($compiler->getSmarty()->security_policy)) {
 						$compiler->trigger_template_error("(secure mode) template_object not permitted");
 						break;
 					}
 					return '$_smarty_tpl';
 				case 'current_dir':
-					return 'dirname($_smarty_tpl->source->filepath)';
+					return 'dirname($_smarty_tpl->getSource()->filepath)';
 				case 'version':
 					return "\\Smarty\\Smarty::SMARTY_VERSION";
 				case 'const':
-					if (isset($compiler->smarty->security_policy)
-						&& !$compiler->smarty->security_policy->allow_constants
+					if (isset($compiler->getSmarty()->security_policy)
+						&& !$compiler->getSmarty()->security_policy->allow_constants
 					) {
 						$compiler->trigger_template_error("(secure mode) constants not permitted");
 						break;
diff --git a/src/Compile/Tag/BCPluginWrapper.php b/src/Compile/Tag/BCPluginWrapper.php
index 58f11166..6e0ce1fa 100644
--- a/src/Compile/Tag/BCPluginWrapper.php
+++ b/src/Compile/Tag/BCPluginWrapper.php
@@ -17,6 +17,6 @@ class BCPluginWrapper extends Base {
 	 * @inheritDoc
 	 */
 	public function compile($args, \Smarty\Compiler\Template $compiler, $parameter = [], $tag = null, $function = null) {
-		return call_user_func($this->callback, $args, $compiler->smarty);
+		return call_user_func($this->callback, $args, $compiler->getSmarty());
 	}
 }
\ No newline at end of file
diff --git a/src/Compile/Tag/Block.php b/src/Compile/Tag/Block.php
index 51f373bc..85fb4dbc 100644
--- a/src/Compile/Tag/Block.php
+++ b/src/Compile/Tag/Block.php
@@ -82,14 +82,14 @@ class Block extends Inheritance {
 			$compiler,
 			'block',
 			[
-				$_attr, $compiler->nocache, $compiler->parser->current_buffer,
-				$compiler->template->getCompiled()->getNocacheCode(),
-				$compiler->template->caching,
+				$_attr, $compiler->nocache, $compiler->getParser()->current_buffer,
+				$compiler->getTemplate()->getCompiled()->getNocacheCode(),
+				$compiler->getTemplate()->caching,
 			]
 		);
 		$compiler->nocache = $compiler->nocache | $compiler->tag_nocache;
-		$compiler->parser->current_buffer = new Template();
-		$compiler->template->getCompiled()->setNocacheCode(false);
+		$compiler->getParser()->current_buffer = new Template();
+		$compiler->getTemplate()->getCompiled()->setNocacheCode(false);
 		$compiler->suppressNocacheProcessing = true;
 	}
 }
diff --git a/src/Compile/Tag/BlockClose.php b/src/Compile/Tag/BlockClose.php
index 95317e27..8458ee5f 100644
--- a/src/Compile/Tag/BlockClose.php
+++ b/src/Compile/Tag/BlockClose.php
@@ -34,9 +34,9 @@ class BlockClose extends Inheritance {
 		}
 		$_className = $compiler->_cache['blockClass'][$compiler->_cache['blockNesting']];
 		// get compiled block code
-		$_functionCode = $compiler->parser->current_buffer;
+		$_functionCode = $compiler->getParser()->current_buffer;
 		// setup buffer for template function code
-		$compiler->parser->current_buffer = new Template();
+		$compiler->getParser()->current_buffer = new Template();
 		$output = "<?php\n";
 		$output .= $compiler->cStyleComment(" {block {$_name}} ") . "\n";
 		$output .= "class {$_className} extends \\Smarty\\Runtime\\Block\n";
@@ -45,21 +45,21 @@ class BlockClose extends Inheritance {
 			$output .= "public \${$property} = " . var_export($value, true) . ";\n";
 		}
 		$output .= "public function callBlock(\\Smarty\\Template \$_smarty_tpl) {\n";
-		if ($compiler->template->getCompiled()->getNocacheCode()) {
-			$output .= "\$_smarty_tpl->getCached()->hashes['{$compiler->template->getCompiled()->nocache_hash}'] = true;\n";
+		if ($compiler->getTemplate()->getCompiled()->getNocacheCode()) {
+			$output .= "\$_smarty_tpl->getCached()->hashes['{$compiler->getTemplate()->getCompiled()->nocache_hash}'] = true;\n";
 		}
 		if (isset($_assign)) {
 			$output .= "ob_start();\n";
 		}
 		$output .= "?>\n";
-		$compiler->parser->current_buffer->append_subtree(
-			$compiler->parser,
+		$compiler->getParser()->current_buffer->append_subtree(
+			$compiler->getParser(),
 			new \Smarty\ParseTree\Tag(
-				$compiler->parser,
+				$compiler->getParser(),
 				$output
 			)
 		);
-		$compiler->parser->current_buffer->append_subtree($compiler->parser, $_functionCode);
+		$compiler->getParser()->current_buffer->append_subtree($compiler->getParser(), $_functionCode);
 		$output = "<?php\n";
 		if (isset($_assign)) {
 			$output .= "\$_smarty_tpl->assign({$_assign}, ob_get_clean());\n";
@@ -68,20 +68,20 @@ class BlockClose extends Inheritance {
 		$output .= "}\n";
 		$output .= $compiler->cStyleComment(" {/block {$_name}} ") . "\n\n";
 		$output .= "?>\n";
-		$compiler->parser->current_buffer->append_subtree(
-			$compiler->parser,
+		$compiler->getParser()->current_buffer->append_subtree(
+			$compiler->getParser(),
 			new \Smarty\ParseTree\Tag(
-				$compiler->parser,
+				$compiler->getParser(),
 				$output
 			)
 		);
-		$compiler->blockOrFunctionCode .= $compiler->parser->current_buffer->to_smarty_php($compiler->parser);
-		$compiler->parser->current_buffer = new Template();
+		$compiler->blockOrFunctionCode .= $compiler->getParser()->current_buffer->to_smarty_php($compiler->getParser());
+		$compiler->getParser()->current_buffer = new Template();
 		// restore old status
-		$compiler->template->getCompiled()->setNocacheCode($_has_nocache_code);
+		$compiler->getTemplate()->getCompiled()->setNocacheCode($_has_nocache_code);
 		$compiler->tag_nocache = $compiler->nocache;
 		$compiler->nocache = $_nocache;
-		$compiler->parser->current_buffer = $_buffer;
+		$compiler->getParser()->current_buffer = $_buffer;
 		$output = "<?php \n";
 		if ($compiler->_cache['blockNesting'] === 1) {
 			$output .= "\$_smarty_tpl->getInheritance()->instanceBlock(\$_smarty_tpl, '$_className', $_name);\n";
diff --git a/src/Compile/Tag/Call.php b/src/Compile/Tag/Call.php
index 3d552f10..1c691add 100644
--- a/src/Compile/Tag/Call.php
+++ b/src/Compile/Tag/Call.php
@@ -59,7 +59,7 @@ class Call extends Base {
 		$_name = $_attr['name'];
 		unset($_attr['name'], $_attr['assign'], $_attr['nocache']);
 		// set flag (compiled code of {function} must be included in cache file
-		if (!$compiler->template->caching || $compiler->nocache || $compiler->tag_nocache) {
+		if (!$compiler->getTemplate()->caching || $compiler->nocache || $compiler->tag_nocache) {
 			$_nocache = 'true';
 		} else {
 			$_nocache = 'false';
@@ -70,10 +70,10 @@ class Call extends Base {
 		// was there an assign attribute
 		if (isset($_assign)) {
 			$_output =
-				"<?php ob_start();\n\$_smarty_tpl->smarty->getRuntime('TplFunction')->callTemplateFunction(\$_smarty_tpl, {$_name}, {$_params}, {$_nocache});\n\$_smarty_tpl->assign({$_assign}, ob_get_clean());?>\n";
+				"<?php ob_start();\n\$_smarty_tpl->getSmarty()->getRuntime('TplFunction')->callTemplateFunction(\$_smarty_tpl, {$_name}, {$_params}, {$_nocache});\n\$_smarty_tpl->assign({$_assign}, ob_get_clean());?>\n";
 		} else {
 			$_output =
-				"<?php \$_smarty_tpl->smarty->getRuntime('TplFunction')->callTemplateFunction(\$_smarty_tpl, {$_name}, {$_params}, {$_nocache});?>\n";
+				"<?php \$_smarty_tpl->getSmarty()->getRuntime('TplFunction')->callTemplateFunction(\$_smarty_tpl, {$_name}, {$_params}, {$_nocache});?>\n";
 		}
 		return $_output;
 	}
diff --git a/src/Compile/Tag/Capture.php b/src/Compile/Tag/Capture.php
index 8dee4a8e..d089e8c9 100644
--- a/src/Compile/Tag/Capture.php
+++ b/src/Compile/Tag/Capture.php
@@ -40,7 +40,7 @@ class Capture extends Base {
 		\Smarty\Compiler\Template $compiler,
 		                                     $parameter = null
 	) {
-		return '$_smarty_tpl->smarty->getRuntime(\'Capture\')->getBuffer($_smarty_tpl' .
+		return '$_smarty_tpl->getSmarty()->getRuntime(\'Capture\')->getBuffer($_smarty_tpl' .
 			(isset($parameter[1]) ? ", {$parameter[ 1 ]})" : ')');
 	}
 
@@ -62,7 +62,7 @@ class Capture extends Base {
 		$compiler->_cache['capture_stack'][] = [$compiler->nocache];
 		// maybe nocache because of nocache variables
 		$compiler->nocache = $compiler->nocache | $compiler->tag_nocache;
-		$_output = "<?php \$_smarty_tpl->smarty->getRuntime('Capture')->open(\$_smarty_tpl, $buffer, $assign, $append);?>";
+		$_output = "<?php \$_smarty_tpl->getSmarty()->getRuntime('Capture')->open(\$_smarty_tpl, $buffer, $assign, $append);?>";
 		return $_output;
 	}
 }
\ No newline at end of file
diff --git a/src/Compile/Tag/CaptureClose.php b/src/Compile/Tag/CaptureClose.php
index e15766b6..a6e3aded 100644
--- a/src/Compile/Tag/CaptureClose.php
+++ b/src/Compile/Tag/CaptureClose.php
@@ -37,6 +37,6 @@ class CaptureClose extends Base {
 			$compiler->tag_nocache = true;
 		}
 		[$compiler->nocache] = array_pop($compiler->_cache['capture_stack']);
-		return "<?php \$_smarty_tpl->smarty->getRuntime('Capture')->close(\$_smarty_tpl);?>";
+		return "<?php \$_smarty_tpl->getSmarty()->getRuntime('Capture')->close(\$_smarty_tpl);?>";
 	}
 }
diff --git a/src/Compile/Tag/Child.php b/src/Compile/Tag/Child.php
index b775cec9..03e045ab 100644
--- a/src/Compile/Tag/Child.php
+++ b/src/Compile/Tag/Child.php
@@ -58,7 +58,7 @@ class Child extends Base {
 		if (!isset($compiler->_cache['blockNesting'])) {
 			$compiler->trigger_template_error(
 				"{$tag} used outside {block} tags ",
-				$compiler->parser->lex->taglineno
+				$compiler->getParser()->lex->taglineno
 			);
 		}
 		$compiler->has_code = true;
diff --git a/src/Compile/Tag/EvalTag.php b/src/Compile/Tag/EvalTag.php
index 191dee3c..c6535570 100644
--- a/src/Compile/Tag/EvalTag.php
+++ b/src/Compile/Tag/EvalTag.php
@@ -61,7 +61,7 @@ class EvalTag extends Base {
 		}
 		// create template object
 		$_output =
-			"\$_template = new \\Smarty\\Template('eval:'.{$_attr[ 'var' ]}, \$_smarty_tpl->smarty, \$_smarty_tpl);";
+			"\$_template = new \\Smarty\\Template('eval:'.{$_attr[ 'var' ]}, \$_smarty_tpl->getSmarty(), \$_smarty_tpl);";
 		//was there an assign attribute?
 		if (isset($_assign)) {
 			$_output .= "\$_smarty_tpl->assign($_assign,\$_template->fetch());";
diff --git a/src/Compile/Tag/ExtendsTag.php b/src/Compile/Tag/ExtendsTag.php
index a74919e4..26dd7d15 100644
--- a/src/Compile/Tag/ExtendsTag.php
+++ b/src/Compile/Tag/ExtendsTag.php
@@ -56,10 +56,10 @@ class ExtendsTag extends Inheritance {
 		// check and get attributes
 		$_attr = $this->getAttributes($compiler, $args);
 		if ($_attr['nocache'] === true) {
-			$compiler->trigger_template_error('nocache option not allowed', $compiler->parser->lex->line - 1);
+			$compiler->trigger_template_error('nocache option not allowed', $compiler->getParser()->lex->line - 1);
 		}
 		if (strpos($_attr['file'], '$_tmp') !== false) {
-			$compiler->trigger_template_error('illegal value for file attribute', $compiler->parser->lex->line - 1);
+			$compiler->trigger_template_error('illegal value for file attribute', $compiler->getParser()->lex->line - 1);
 		}
 		// add code to initialize inheritance
 		$this->registerInit($compiler, true);
@@ -101,14 +101,14 @@ class ExtendsTag extends Inheritance {
 	 */
 	private function compileEndChild(\Smarty\Compiler\Template $compiler, $template = null) {
 		$inlineUids = '';
-		if (isset($template) && $compiler->smarty->merge_compiled_includes) {
+		if (isset($template) && $compiler->getSmarty()->merge_compiled_includes) {
 			$code = $compiler->compileTag('include', [$template, ['scope' => 'parent']]);
 			if (preg_match('/([,][\s]*[\'][a-z0-9]+[\'][,][\s]*[\']content.*[\'])[)]/', $code, $match)) {
 				$inlineUids = $match[1];
 			}
 		}
-		$compiler->parser->template_postfix[] = new \Smarty\ParseTree\Tag(
-			$compiler->parser,
+		$compiler->getParser()->template_postfix[] = new \Smarty\ParseTree\Tag(
+			$compiler->getParser(),
 			'<?php $_smarty_tpl->getInheritance()->endChild($_smarty_tpl' .
 			(isset($template) ?
 				", {$template}{$inlineUids}" :
@@ -126,8 +126,8 @@ class ExtendsTag extends Inheritance {
 	 * @throws \Smarty\Exception
 	 */
 	private function compileInclude(\Smarty\Compiler\Template $compiler, $template) {
-		$compiler->parser->template_postfix[] = new \Smarty\ParseTree\Tag(
-			$compiler->parser,
+		$compiler->getParser()->template_postfix[] = new \Smarty\ParseTree\Tag(
+			$compiler->getParser(),
 			$compiler->compileTag(
 				'include',
 				[
@@ -147,7 +147,7 @@ class ExtendsTag extends Inheritance {
 	 */
 	public static function extendsSourceArrayCode(\Smarty\Template $template) {
 		$resources = [];
-		foreach ($template->source->components as $source) {
+		foreach ($template->getSource()->components as $source) {
 			$resources[] = $source->resource;
 		}
 		return $template->getLeftDelimiter() . 'extends file=\'extends:' . join('|', $resources) .
diff --git a/src/Compile/Tag/ForeachSection.php b/src/Compile/Tag/ForeachSection.php
index d72936d9..dd257401 100644
--- a/src/Compile/Tag/ForeachSection.php
+++ b/src/Compile/Tag/ForeachSection.php
@@ -154,7 +154,7 @@ abstract class ForeachSection extends Base {
 	 * @param \Smarty\Compiler\Template $compiler
 	 */
 	private function matchTemplateSource(\Smarty\Compiler\Template $compiler) {
-		$this->matchProperty($compiler->parser->lex->data);
+		$this->matchProperty($compiler->getParser()->lex->data);
 	}
 
 	/**
@@ -167,14 +167,14 @@ abstract class ForeachSection extends Base {
 	private function matchParentTemplateSource(\Smarty\Compiler\Template $compiler) {
 		// search parent compiler template source
 		$nextCompiler = $compiler;
-		while ($nextCompiler !== $nextCompiler->parent_compiler) {
-			$nextCompiler = $nextCompiler->parent_compiler;
+		while ($nextCompiler !== $nextCompiler->getParentCompiler()) {
+			$nextCompiler = $nextCompiler->getParentCompiler();
 			if ($compiler !== $nextCompiler) {
 				// get template source
-				$_content = $nextCompiler->template->source->getContent();
+				$_content = $nextCompiler->getTemplate()->getSource()->getContent();
 				if ($_content !== '') {
 					// run pre filter if required
-					$_content = $nextCompiler->smarty->runPreFilters($_content,	$nextCompiler->template);
+					$_content = $nextCompiler->getSmarty()->runPreFilters($_content,	$nextCompiler->getTemplate());
 					$this->matchProperty($_content);
 				}
 			}
diff --git a/src/Compile/Tag/ForeachTag.php b/src/Compile/Tag/ForeachTag.php
index 458e9676..bc567bc9 100644
--- a/src/Compile/Tag/ForeachTag.php
+++ b/src/Compile/Tag/ForeachTag.php
@@ -191,7 +191,7 @@ class ForeachTag extends ForeachSection {
 		$compiler->nocache = $compiler->nocache | $compiler->tag_nocache;
 		// generate output code
 		$output = "<?php\n";
-		$output .= "\$_from = \$_smarty_tpl->smarty->getRuntime('Foreach')->init(\$_smarty_tpl, $from, " .
+		$output .= "\$_from = \$_smarty_tpl->getSmarty()->getRuntime('Foreach')->init(\$_smarty_tpl, $from, " .
 			var_export($item, true);
 		if ($name || $needTotal || $key) {
 			$output .= ', ' . var_export($needTotal, true);
@@ -273,6 +273,6 @@ class ForeachTag extends ForeachSection {
 	 * @return string compiled code
 	 */
 	public function compileRestore($levels) {
-		return "\$_smarty_tpl->smarty->getRuntime('Foreach')->restore(\$_smarty_tpl, {$levels});";
+		return "\$_smarty_tpl->getSmarty()->getRuntime('Foreach')->restore(\$_smarty_tpl, {$levels});";
 	}
 }
\ No newline at end of file
diff --git a/src/Compile/Tag/FunctionClose.php b/src/Compile/Tag/FunctionClose.php
index 1cb576e4..353c5cca 100644
--- a/src/Compile/Tag/FunctionClose.php
+++ b/src/Compile/Tag/FunctionClose.php
@@ -40,9 +40,10 @@ class FunctionClose extends Base {
 		$saved_data = $this->closeTag($compiler, ['function']);
 		$_attr = $saved_data[0];
 		$_name = trim($_attr['name'], '\'"');
-		$compiler->parent_compiler->tpl_function[$_name]['compiled_filepath'] =
-			$compiler->parent_compiler->template->getCompiled()->filepath;
-		$compiler->parent_compiler->tpl_function[$_name]['uid'] = $compiler->template->source->uid;
+		$parentCompiler = $compiler->getParentCompiler();
+		$parentCompiler->tpl_function[$_name]['compiled_filepath'] =
+			$parentCompiler->getTemplate()->getCompiled()->filepath;
+		$parentCompiler->tpl_function[$_name]['uid'] = $compiler->getTemplate()->getSource()->uid;
 		$_parameter = $_attr;
 		unset($_parameter['name']);
 		// default parameter
@@ -53,13 +54,13 @@ class FunctionClose extends Base {
 		} else {
 			$_paramsCode = '';
 		}
-		$_functionCode = $compiler->parser->current_buffer;
+		$_functionCode = $compiler->getParser()->current_buffer;
 		// setup buffer for template function code
-		$compiler->parser->current_buffer = new \Smarty\ParseTree\Template();
-		$_funcName = "smarty_template_function_{$_name}_{$compiler->template->getCompiled()->nocache_hash}";
+		$compiler->getParser()->current_buffer = new \Smarty\ParseTree\Template();
+		$_funcName = "smarty_template_function_{$_name}_{$compiler->getTemplate()->getCompiled()->nocache_hash}";
 		$_funcNameCaching = $_funcName . 'Smarty\Compile\Tag\Nocache';
-		if ($compiler->template->getCompiled()->getNocacheCode()) {
-			$compiler->parent_compiler->tpl_function[$_name]['call_name_caching'] = $_funcNameCaching;
+		if ($compiler->getTemplate()->getCompiled()->getNocacheCode()) {
+			$parentCompiler->tpl_function[$_name]['call_name_caching'] = $_funcNameCaching;
 			$output = "<?php\n";
 			$output .= $compiler->cStyleComment(" {$_funcNameCaching} ") . "\n";
 			$output .= "if (!function_exists('{$_funcNameCaching}')) {\n";
@@ -69,41 +70,41 @@ class FunctionClose extends Base {
 			$output .= $_paramsCode;
 			$output .= "foreach (\$params as \$key => \$value) {\n\$_smarty_tpl->assign(\$key, \$value);\n}\n";
 			$output .= "\$params = var_export(\$params, true);\n";
-			$output .= "echo \"/*%%SmartyNocache:{$compiler->template->getCompiled()->nocache_hash}%%*/<?php ";
-			$output .= "\\\$_smarty_tpl->smarty->getRuntime('TplFunction')->saveTemplateVariables(\\\$_smarty_tpl, '{$_name}');\nforeach (\$params as \\\$key => \\\$value) {\n\\\$_smarty_tpl->assign(\\\$key, \\\$value);\n}\n?>";
-			$output .= "/*/%%SmartyNocache:{$compiler->template->getCompiled()->nocache_hash}%%*/\";?>";
-			$compiler->parser->current_buffer->append_subtree(
-				$compiler->parser,
+			$output .= "echo \"/*%%SmartyNocache:{$compiler->getTemplate()->getCompiled()->nocache_hash}%%*/<?php ";
+			$output .= "\\\$_smarty_tpl->getSmarty()->getRuntime('TplFunction')->saveTemplateVariables(\\\$_smarty_tpl, '{$_name}');\nforeach (\$params as \\\$key => \\\$value) {\n\\\$_smarty_tpl->assign(\\\$key, \\\$value);\n}\n?>";
+			$output .= "/*/%%SmartyNocache:{$compiler->getTemplate()->getCompiled()->nocache_hash}%%*/\";?>";
+			$compiler->getParser()->current_buffer->append_subtree(
+				$compiler->getParser(),
 				new \Smarty\ParseTree\Tag(
-					$compiler->parser,
+					$compiler->getParser(),
 					$output
 				)
 			);
-			$compiler->parser->current_buffer->append_subtree($compiler->parser, $_functionCode);
-			$output = "<?php echo \"/*%%SmartyNocache:{$compiler->template->getCompiled()->nocache_hash}%%*/<?php ";
-			$output .= "\\\$_smarty_tpl->smarty->getRuntime('TplFunction')->restoreTemplateVariables(\\\$_smarty_tpl, '{$_name}');?>\n";
-			$output .= "/*/%%SmartyNocache:{$compiler->template->getCompiled()->nocache_hash}%%*/\";\n?>";
-			$output .= "<?php echo str_replace('{$compiler->template->getCompiled()->nocache_hash}', \$_smarty_tpl->getCompiled()->nocache_hash ?? '', ob_get_clean());\n";
+			$compiler->getParser()->current_buffer->append_subtree($compiler->getParser(), $_functionCode);
+			$output = "<?php echo \"/*%%SmartyNocache:{$compiler->getTemplate()->getCompiled()->nocache_hash}%%*/<?php ";
+			$output .= "\\\$_smarty_tpl->getSmarty()->getRuntime('TplFunction')->restoreTemplateVariables(\\\$_smarty_tpl, '{$_name}');?>\n";
+			$output .= "/*/%%SmartyNocache:{$compiler->getTemplate()->getCompiled()->nocache_hash}%%*/\";\n?>";
+			$output .= "<?php echo str_replace('{$compiler->getTemplate()->getCompiled()->nocache_hash}', \$_smarty_tpl->getCompiled()->nocache_hash ?? '', ob_get_clean());\n";
 			$output .= "}\n}\n";
 			$output .= $compiler->cStyleComment("/ {$_funcName}_nocache ") . "\n\n";
 			$output .= "?>\n";
-			$compiler->parser->current_buffer->append_subtree(
-				$compiler->parser,
+			$compiler->getParser()->current_buffer->append_subtree(
+				$compiler->getParser(),
 				new \Smarty\ParseTree\Tag(
-					$compiler->parser,
+					$compiler->getParser(),
 					$output
 				)
 			);
 			$_functionCode = new \Smarty\ParseTree\Tag(
-				$compiler->parser,
+				$compiler->getParser(),
 				preg_replace_callback(
-					"/((<\?php )?echo '\/\*%%SmartyNocache:{$compiler->template->getCompiled()->nocache_hash}%%\*\/([\S\s]*?)\/\*\/%%SmartyNocache:{$compiler->template->getCompiled()->nocache_hash}%%\*\/';(\?>\n)?)/",
+					"/((<\?php )?echo '\/\*%%SmartyNocache:{$compiler->getTemplate()->getCompiled()->nocache_hash}%%\*\/([\S\s]*?)\/\*\/%%SmartyNocache:{$compiler->getTemplate()->getCompiled()->nocache_hash}%%\*\/';(\?>\n)?)/",
 					[$this, 'removeNocache'],
-					$_functionCode->to_smarty_php($compiler->parser)
+					$_functionCode->to_smarty_php($compiler->getParser())
 				)
 			);
 		}
-		$compiler->parent_compiler->tpl_function[$_name]['call_name'] = $_funcName;
+		$parentCompiler->tpl_function[$_name]['call_name'] = $_funcName;
 		$output = "<?php\n";
 		$output .= $compiler->cStyleComment(" {$_funcName} ") . "\n";
 		$output .= "if (!function_exists('{$_funcName}')) {\n";
@@ -111,30 +112,30 @@ class FunctionClose extends Base {
 		$output .= $_paramsCode;
 		$output .= "foreach (\$params as \$key => \$value) {\n\$_smarty_tpl->assign(\$key, \$value);\n}\n";
 		$output .= "?>\n";
-		$compiler->parser->current_buffer->append_subtree(
-			$compiler->parser,
+		$compiler->getParser()->current_buffer->append_subtree(
+			$compiler->getParser(),
 			new \Smarty\ParseTree\Tag(
-				$compiler->parser,
+				$compiler->getParser(),
 				$output
 			)
 		);
-		$compiler->parser->current_buffer->append_subtree($compiler->parser, $_functionCode);
+		$compiler->getParser()->current_buffer->append_subtree($compiler->getParser(), $_functionCode);
 		$output = "<?php\n}}\n";
 		$output .= $compiler->cStyleComment("/ {$_funcName} ") . "\n\n";
 		$output .= "?>\n";
-		$compiler->parser->current_buffer->append_subtree(
-			$compiler->parser,
+		$compiler->getParser()->current_buffer->append_subtree(
+			$compiler->getParser(),
 			new \Smarty\ParseTree\Tag(
-				$compiler->parser,
+				$compiler->getParser(),
 				$output
 			)
 		);
-		$compiler->parent_compiler->blockOrFunctionCode .= $compiler->parser->current_buffer->to_smarty_php($compiler->parser);
+		$parentCompiler->blockOrFunctionCode .= $compiler->getParser()->current_buffer->to_smarty_php($compiler->getParser());
 		// restore old buffer
-		$compiler->parser->current_buffer = $saved_data[1];
+		$compiler->getParser()->current_buffer = $saved_data[1];
 		// restore old status
-		$compiler->template->getCompiled()->setNocacheCode($saved_data[2]);
-		$compiler->template->caching = $saved_data[3];
+		$compiler->getTemplate()->getCompiled()->setNocacheCode($saved_data[2]);
+		$compiler->getTemplate()->caching = $saved_data[3];
 		return true;
 	}
 
@@ -146,9 +147,11 @@ class FunctionClose extends Base {
 	 * @return string
 	 */
 	public function removeNocache($match) {
+		// @TODO why is this here, and will the $this->compiler property survive long enough for the callback?
+		$hash = $this->compiler->getTemplate()->getCompiled()->nocache_hash;
 		$code =
 			preg_replace(
-				"/((<\?php )?echo '\/\*%%SmartyNocache:{$this->compiler->template->getCompiled()->nocache_hash}%%\*\/)|(\/\*\/%%SmartyNocache:{$this->compiler->template->getCompiled()->nocache_hash}%%\*\/';(\?>\n)?)/",
+				"/((<\?php )?echo '\/\*%%SmartyNocache:{$hash}%%\*\/)|(\/\*\/%%SmartyNocache:{$hash}%%\*\/';(\?>\n)?)/",
 				'',
 				$match[0]
 			);
diff --git a/src/Compile/Tag/FunctionTag.php b/src/Compile/Tag/FunctionTag.php
index a14fb1db..aa41abdb 100644
--- a/src/Compile/Tag/FunctionTag.php
+++ b/src/Compile/Tag/FunctionTag.php
@@ -58,15 +58,15 @@ class FunctionTag extends Base {
 			$compiler->trigger_template_error("Function name contains invalid characters: {$_name}", null, true);
 		}
 
-		$compiler->parent_compiler->tpl_function[$_name] = [];
+		$compiler->getParentCompiler()->tpl_function[$_name] = [];
 		$save = [
-			$_attr, $compiler->parser->current_buffer, $compiler->template->getCompiled()->getNocacheCode(),
-			$compiler->template->caching,
+			$_attr, $compiler->getParser()->current_buffer, $compiler->getTemplate()->getCompiled()->getNocacheCode(),
+			$compiler->getTemplate()->caching,
 		];
 		$this->openTag($compiler, 'function', $save);
 		// Init temporary context
-		$compiler->parser->current_buffer = new \Smarty\ParseTree\Template();
-		$compiler->template->getCompiled()->setNocacheCode(false);
+		$compiler->getParser()->current_buffer = new \Smarty\ParseTree\Template();
+		$compiler->getTemplate()->getCompiled()->setNocacheCode(false);
 		return true;
 	}
 }
\ No newline at end of file
diff --git a/src/Compile/Tag/IncludeTag.php b/src/Compile/Tag/IncludeTag.php
index 9c1dbe3e..6d2bcd52 100644
--- a/src/Compile/Tag/IncludeTag.php
+++ b/src/Compile/Tag/IncludeTag.php
@@ -75,20 +75,20 @@ class IncludeTag extends Base {
 		$variable_template = false;
 		// parse resource_name
 		if (preg_match('/^([\'"])(([A-Za-z0-9_\-]{2,})[:])?(([^$()]+)|(.+))\1$/', $source_resource, $match)) {
-			$type = !empty($match[3]) ? $match[3] : $compiler->template->smarty->default_resource_type;
+			$type = !empty($match[3]) ? $match[3] : $compiler->getTemplate()->getSmarty()->default_resource_type;
 			$name = !empty($match[5]) ? $match[5] : $match[6];
-			$handler = \Smarty\Resource\BasePlugin::load($compiler->smarty, $type);
+			$handler = \Smarty\Resource\BasePlugin::load($compiler->getSmarty(), $type);
 			if ($handler->recompiled) {
 				$variable_template = true;
 			}
 			if (!$variable_template) {
 				if ($type !== 'string') {
 					$fullResourceName = "{$type}:{$name}";
-					$compiled = $compiler->parent_compiler->template->getCompiled();
+					$compiled = $compiler->getParentCompiler()->getTemplate()->getCompiled();
 					if (isset($compiled->includes[$fullResourceName])) {
 						$compiled->includes[$fullResourceName]++;
 					} else {
-						if ("{$compiler->template->source->type}:{$compiler->template->source->name}" ==
+						if ("{$compiler->getTemplate()->getSource()->type}:{$compiler->getTemplate()->getSource()->name}" ==
 							$fullResourceName
 						) {
 							// recursive call of current template
@@ -113,12 +113,12 @@ class IncludeTag extends Base {
 		$_caching = Smarty::CACHING_OFF;
 		$call_nocache = $compiler->tag_nocache || $compiler->nocache;
 		// caching was on and {include} is not in nocache mode
-		if ($compiler->template->caching && !$compiler->nocache && !$compiler->tag_nocache) {
+		if ($compiler->getTemplate()->caching && !$compiler->nocache && !$compiler->tag_nocache) {
 			$_caching = \Smarty\Template::CACHING_NOCACHE_CODE;
 		}
 		// flag if included template code should be merged into caller
-		$merge_compiled_includes = ($compiler->smarty->merge_compiled_includes || $_attr['inline'] === true) &&
-			!$compiler->template->source->handler->recompiled;
+		$merge_compiled_includes = ($compiler->getSmarty()->merge_compiled_includes || $_attr['inline'] === true) &&
+			!$compiler->getTemplate()->getSource()->handler->recompiled;
 		if ($merge_compiled_includes) {
 			// variable template name ?
 			if ($variable_template) {
@@ -153,7 +153,7 @@ class IncludeTag extends Base {
 		}
 
 		// if subtemplate will be called in nocache mode do not merge
-		if ($compiler->template->caching && $call_nocache) {
+		if ($compiler->getTemplate()->caching && $call_nocache) {
 			$merge_compiled_includes = false;
 		}
 		// assign attribute
@@ -171,27 +171,27 @@ class IncludeTag extends Base {
 		}
 		$has_compiled_template = false;
 		if ($merge_compiled_includes) {
-			$c_id = $compiler->template->compile_id;
+			$c_id = $compiler->getTemplate()->compile_id;
 			// we must observe different compile_id and caching
 			$t_hash = sha1($c_id . ($_caching ? '--caching' : '--nocaching'));
 
-			$compiler->smarty->setAllowAmbiguousResources(true);
-			$tpl = $compiler->smarty->createTemplate(
+			$compiler->getSmarty()->setAllowAmbiguousResources(true);
+			$tpl = $compiler->getSmarty()->createTemplate(
 				trim($fullResourceName, '"\''),
-				$compiler->template->cache_id,
+				$compiler->getTemplate()->cache_id,
 				$c_id,
-				$compiler->template,
+				$compiler->getTemplate(),
 				$_caching
 			);
 
-			$uid = $tpl->source->type . $tpl->source->uid;
-			if (!isset($compiler->parent_compiler->mergedSubTemplatesData[$uid][$t_hash])) {
+			$uid = $tpl->getSource()->type . $tpl->getSource()->uid;
+			if (!isset($compiler->getParentCompiler()->mergedSubTemplatesData[$uid][$t_hash])) {
 				$has_compiled_template = $this->compileInlineTemplate($compiler, $tpl, $t_hash);
 			} else {
 				$has_compiled_template = true;
 			}
 
-			$compiler->smarty->setAllowAmbiguousResources(false);
+			$compiler->getSmarty()->setAllowAmbiguousResources(false);
 
 		}
 		// delete {include} standard attributes
@@ -208,7 +208,7 @@ class IncludeTag extends Base {
 		}
 		if ($has_compiled_template && !$call_nocache) {
 			$_output = "<?php\n";
-			if (!empty($_attr) && $_caching === \Smarty\Template::CACHING_NOCACHE_CODE && $compiler->template->caching) {
+			if (!empty($_attr) && $_caching === \Smarty\Template::CACHING_NOCACHE_CODE && $compiler->getTemplate()->caching) {
 				$_vars_nc = "foreach ($_vars as \$ik => \$iv) {\n";
 				$_vars_nc .= "\$_smarty_tpl->assign(\$ik, \$iv);\n";
 				$_vars_nc .= "}\n";
@@ -217,7 +217,7 @@ class IncludeTag extends Base {
 			if (isset($_assign)) {
 				$_output .= "ob_start();\n";
 			}
-			$_output .= "\$_smarty_tpl->_subTemplateRender({$fullResourceName}, {$_cache_id}, \$_smarty_tpl->compile_id, {$_caching}, {$_cache_lifetime}, {$_vars}, '{$compiler->parent_compiler->mergedSubTemplatesData[$uid][$t_hash]['uid']}', '{$compiler->parent_compiler->mergedSubTemplatesData[$uid][$t_hash]['func']}');\n";
+			$_output .= "\$_smarty_tpl->_subTemplateRender({$fullResourceName}, {$_cache_id}, \$_smarty_tpl->compile_id, {$_caching}, {$_cache_lifetime}, {$_vars}, '{$compiler->getParentCompiler()->mergedSubTemplatesData[$uid][$t_hash]['uid']}', '{$compiler->getParentCompiler()->mergedSubTemplatesData[$uid][$t_hash]['func']}');\n";
 			if (isset($_assign)) {
 				$_output .= "\$_smarty_tpl->assign({$_assign}, ob_get_clean(), false, {$_scope});\n";
 			}
@@ -256,32 +256,33 @@ class IncludeTag extends Base {
 		\Smarty\Template $tpl,
 		         $t_hash
 	) {
-		$uid = $tpl->source->type . $tpl->source->uid;
-		if ($tpl->source->exists) {
-			$compiler->parent_compiler->mergedSubTemplatesData[$uid][$t_hash]['uid'] = $tpl->source->uid;
-			$tpl->getCompiled(true)->nocache_hash = $compiler->parent_compiler->template->getCompiled()->nocache_hash;
+		$tplSource = $tpl->getSource();
+		$uid = $tplSource->type . $tplSource->uid;
+		if ($tplSource->exists) {
+			$compiler->getParentCompiler()->mergedSubTemplatesData[$uid][$t_hash]['uid'] = $tplSource->uid;
+			$tpl->getCompiled(true)->nocache_hash = $compiler->getParentCompiler()->getTemplate()->getCompiled()->nocache_hash;
 			// save unique function name
-			$compiler->parent_compiler->mergedSubTemplatesData[$uid][$t_hash]['func'] =
+			$compiler->getParentCompiler()->mergedSubTemplatesData[$uid][$t_hash]['func'] =
 			$tpl->getCompiled()->unifunc = 'content_' . str_replace(['.', ','], '_', uniqid('', true));
 			// make sure whole chain gets compiled
 			$tpl->mustCompile = true;
-			$compiler->parent_compiler->mergedSubTemplatesData[$uid][$t_hash]['nocache_hash'] =
+			$compiler->getParentCompiler()->mergedSubTemplatesData[$uid][$t_hash]['nocache_hash'] =
 				$tpl->getCompiled()->nocache_hash;
-			if ($tpl->source->type === 'file') {
-				$sourceInfo = $tpl->source->filepath;
+			if ($tplSource->type === 'file') {
+				$sourceInfo = $tplSource->filepath;
 			} else {
-				$basename = $tpl->source->handler->getBasename($tpl->source);
-				$sourceInfo = $tpl->source->type . ':' .
-					($basename ? $basename : $tpl->source->name);
+				$basename = $tplSource->handler->getBasename($tplSource);
+				$sourceInfo = $tplSource->type . ':' .
+					($basename ? $basename : $tplSource->name);
 			}
 			// get compiled code
 			$compiled_code = "<?php\n\n";
 			$compiled_code .= $compiler->cStyleComment(" Start inline template \"{$sourceInfo}\" =============================") . "\n";
 			$compiled_code .= "function {$tpl->getCompiled()->unifunc} (\\Smarty\\Template \$_smarty_tpl) {\n";
-			$compiled_code .= "?>\n" . $tpl->getCompiler()->compileTemplateSource($tpl, null, $compiler->parent_compiler);
+			$compiled_code .= "?>\n" . $tpl->getCompiler()->compileTemplateSource($tpl, null, $compiler->getParentCompiler());
 			$compiled_code .= "<?php\n";
 			$compiled_code .= "}\n?>\n";
-			$compiled_code .= $tpl->smarty->runPostFilters($tpl->getCompiler()->blockOrFunctionCode, $tpl);
+			$compiled_code .= $tpl->getSmarty()->runPostFilters($tpl->getCompiler()->blockOrFunctionCode, $tpl);
 			$compiled_code .= "<?php\n\n";
 			$compiled_code .= $compiler->cStyleComment(" End inline template \"{$sourceInfo}\" =============================") . "\n";
 			$compiled_code .= '?>';
@@ -293,12 +294,12 @@ class IncludeTag extends Base {
 				$compiled_code =
 					str_replace(
 						"{$tpl->getCompiled()->nocache_hash}",
-						$compiler->template->getCompiled()->nocache_hash,
+						$compiler->getTemplate()->getCompiled()->nocache_hash,
 						$compiled_code
 					);
-				$compiler->template->getCompiled()->setNocacheCode(true);
+				$compiler->getTemplate()->getCompiled()->setNocacheCode(true);
 			}
-			$compiler->parent_compiler->mergedSubTemplatesCode[$tpl->getCompiled()->unifunc] = $compiled_code;
+			$compiler->getParentCompiler()->mergedSubTemplatesCode[$tpl->getCompiled()->unifunc] = $compiled_code;
 			return true;
 		} else {
 			return false;
diff --git a/src/Compile/Tag/Ldelim.php b/src/Compile/Tag/Ldelim.php
index 71b1389c..5a48d3ad 100644
--- a/src/Compile/Tag/Ldelim.php
+++ b/src/Compile/Tag/Ldelim.php
@@ -35,6 +35,6 @@ class Ldelim extends Base {
 		if ($_attr['nocache'] === true) {
 			$compiler->trigger_template_error('nocache option not allowed', null, true);
 		}
-		return $compiler->template->getLeftDelimiter();
+		return $compiler->getTemplate()->getLeftDelimiter();
 	}
 }
diff --git a/src/Compile/Tag/Rdelim.php b/src/Compile/Tag/Rdelim.php
index 173d1231..87bd1889 100644
--- a/src/Compile/Tag/Rdelim.php
+++ b/src/Compile/Tag/Rdelim.php
@@ -30,6 +30,6 @@ class Rdelim extends Ldelim {
 	 */
 	public function compile($args, \Smarty\Compiler\Template $compiler, $parameter = [], $tag = null, $function = null) {
 		parent::compile($args, $compiler);
-		return $compiler->template->getRightDelimiter();
+		return $compiler->getTemplate()->getRightDelimiter();
 	}
 }
diff --git a/src/Compiler/BaseCompiler.php b/src/Compiler/BaseCompiler.php
index 84963ea3..78c35a69 100644
--- a/src/Compiler/BaseCompiler.php
+++ b/src/Compiler/BaseCompiler.php
@@ -11,7 +11,7 @@ abstract class BaseCompiler {
 	 *
 	 * @var Smarty
 	 */
-	public $smarty = null;
+	protected $smarty = null;
 
 	/**
 	 * @return Smarty|null
diff --git a/src/Compiler/CodeFrame.php b/src/Compiler/CodeFrame.php
index bc01de7b..38dac6d8 100644
--- a/src/Compiler/CodeFrame.php
+++ b/src/Compiler/CodeFrame.php
@@ -59,7 +59,7 @@ class CodeFrame
 			"<?php\n/* Smarty version %s, created on %s\n  from '%s' */\n\n",
             $properties[ 'version' ],
 	        date("Y-m-d H:i:s"),
-	        str_replace('*/', '* /', $this->_template->source->filepath)
+	        str_replace('*/', '* /', $this->_template->getSource()->filepath)
         );
         $output .= "/* @var \\Smarty\\Template \$_smarty_tpl */\n";
         $dec = "\$_smarty_tpl->isFresh(\$_smarty_tpl, " . var_export($properties, true) . ',' .
@@ -67,13 +67,13 @@ class CodeFrame
         $output .= "if ({$dec}) {\n";
         $output .= "function {$properties['unifunc']} (\\Smarty\\Template \$_smarty_tpl) {\n";
         if (!$cache && !empty($compiler->tpl_function)) {
-            $output .= '$_smarty_tpl->smarty->getRuntime(\'TplFunction\')->registerTplFunctions($_smarty_tpl, ';
+            $output .= '$_smarty_tpl->getSmarty()->getRuntime(\'TplFunction\')->registerTplFunctions($_smarty_tpl, ';
             $output .= var_export($compiler->tpl_function, true);
             $output .= ");\n";
         }
-        if ($cache && $this->_template->smarty->hasRuntime('TplFunction')) {
-            $output .= "\$_smarty_tpl->smarty->getRuntime('TplFunction')->registerTplFunctions(\$_smarty_tpl, " .
-                       var_export($this->_template->smarty->getRuntime('TplFunction')->getTplFunction($this->_template), true) . ");\n";
+        if ($cache && $this->_template->getSmarty()->hasRuntime('TplFunction')) {
+            $output .= "\$_smarty_tpl->getSmarty()->getRuntime('TplFunction')->registerTplFunctions(\$_smarty_tpl, " .
+                       var_export($this->_template->getSmarty()->getRuntime('TplFunction')->getTplFunction($this->_template), true) . ");\n";
         }
         $output .= "?>";
         $output .= $content;
diff --git a/src/Compiler/Configfile.php b/src/Compiler/Configfile.php
index 27a53dfc..1eaedb9f 100644
--- a/src/Compiler/Configfile.php
+++ b/src/Compiler/Configfile.php
@@ -82,11 +82,11 @@ class Configfile extends BaseCompiler {
 	 */
 	public function compileTemplate(Template $template) {
 		$this->template = $template;
-		$this->template->getCompiled()->file_dependency[$this->template->source->uid] =
+		$this->template->getCompiled()->file_dependency[$this->template->getSource()->uid] =
 			[
-				$this->template->source->filepath,
-				$this->template->source->getTimeStamp(),
-				$this->template->source->type,
+				$this->template->getSource()->filepath,
+				$this->template->getSource()->getTimeStamp(),
+				$this->template->getSource()->type,
 			];
 		if ($this->smarty->debugging) {
 			$this->smarty->getDebug()->start_compile($this->template);
@@ -100,7 +100,7 @@ class Configfile extends BaseCompiler {
 					"\r",
 				],
 				"\n",
-				$template->source->getContent()
+				$template->getSource()->getContent()
 			) . "\n",
 			$this
 		);
@@ -138,7 +138,7 @@ class Configfile extends BaseCompiler {
 			"<?php /* Smarty version %s, created on %s\n         compiled from '%s' */ ?>\n",
 			\Smarty\Smarty::SMARTY_VERSION,
 			date("Y-m-d H:i:s"),
-			str_replace('*/', '* /', $this->template->source->filepath)
+			str_replace('*/', '* /', $this->template->getSource()->filepath)
 		);
 		$code = '<?php $_smarty_tpl->parent->assignConfigVars(' .
 			var_export($this->config_data, true) . ', $_smarty_tpl->getValue("sections")); ?>';
@@ -163,7 +163,7 @@ class Configfile extends BaseCompiler {
 		}
 		$match = preg_split("/\n/", $this->lex->data);
 		$error_text =
-			"Syntax error in config file '{$this->template->source->filepath}' on line {$line} '{$match[$line - 1]}' ";
+			"Syntax error in config file '{$this->template->getSource()->filepath}' on line {$line} '{$match[$line - 1]}' ";
 		if (isset($args)) {
 			// individual error message
 			$error_text .= $args;
diff --git a/src/Compiler/Template.php b/src/Compiler/Template.php
index ba9b6606..32a5db3a 100644
--- a/src/Compiler/Template.php
+++ b/src/Compiler/Template.php
@@ -48,7 +48,7 @@ class Template extends BaseCompiler {
 	 *
 	 * @var \Smarty\Parser\TemplateParser
 	 */
-	public $parser = null;
+	private $parser = null;
 
 	/**
 	 * hash for nocache sections
@@ -90,7 +90,7 @@ class Template extends BaseCompiler {
 	 *
 	 * @var \Smarty\Template
 	 */
-	public $template = null;
+	private $template = null;
 
 	/**
 	 * merged included sub template data
@@ -153,7 +153,7 @@ class Template extends BaseCompiler {
 	 *
 	 * @var \Smarty\Compiler\Template
 	 */
-	public $parent_compiler = null;
+	private $parent_compiler = null;
 
 	/**
 	 * Flag true when compiling nocache section
@@ -401,24 +401,24 @@ class Template extends BaseCompiler {
 			$this->has_variable_string = false;
 			$this->prefix_code = [];
 			// add file dependency
-			if ($this->smarty->merge_compiled_includes || $this->template->source->handler->checkTimestamps()) {
-				$this->parent_compiler->template->getCompiled()->file_dependency[$this->template->source->uid] =
+			if ($this->smarty->merge_compiled_includes || $this->template->getSource()->handler->checkTimestamps()) {
+				$this->parent_compiler->getTemplate()->getCompiled()->file_dependency[$this->template->getSource()->uid] =
 					[
-						$this->template->source->filepath,
-						$this->template->source->getTimeStamp(),
-						$this->template->source->type,
+						$this->template->getSource()->filepath,
+						$this->template->getSource()->getTimeStamp(),
+						$this->template->getSource()->type,
 					];
 			}
-			$this->smarty->_current_file = $this->template->source->filepath;
+			$this->smarty->_current_file = $this->template->getSource()->filepath;
 			// get template source
-			if (!empty($this->template->source->components)) {
+			if (!empty($this->template->getSource()->components)) {
 				// we have array of inheritance templates by extends: resource
 				// generate corresponding source code sequence
 				$_content =
 					ExtendsTag::extendsSourceArrayCode($this->template);
 			} else {
 				// get template source
-				$_content = $this->template->source->getContent();
+				$_content = $this->template->getSource()->getContent();
 			}
 			$_compiled_code = $this->smarty->runPostFilters(
 				$this->doCompile(
@@ -713,7 +713,7 @@ class Template extends BaseCompiler {
 		// If the template is not evaluated, and we have a nocache section and/or a nocache tag
 		// generate replacement code
 		if (!empty($content)
-			&& !($this->template->source->handler->recompiled)
+			&& !($this->template->getSource()->handler->recompiled)
 			&& $this->caching
 			&& !$this->suppressNocacheProcessing
 			&& ($this->nocache || $this->tag_nocache)
@@ -796,14 +796,14 @@ class Template extends BaseCompiler {
 			$line = (int)$line;
 		}
 		if (in_array(
-			$this->template->source->type,
+			$this->template->getSource()->type,
 			[
 				'eval',
 				'string',
 			]
 		)
 		) {
-			$templateName = $this->template->source->type . ':' . trim(
+			$templateName = $this->template->getSource()->type . ':' . trim(
 					preg_replace(
 						'![\t\r\n]+!',
 						' ',
@@ -813,7 +813,7 @@ class Template extends BaseCompiler {
 					)
 				);
 		} else {
-			$templateName = $this->template->source->type . ':' . $this->template->source->filepath;
+			$templateName = $this->template->getSource()->type . ':' . $this->template->getSource()->filepath;
 		}
 		//        $line += $this->trace_line_offset;
 		$match = preg_split("/\n/", $lex->data);
@@ -850,12 +850,12 @@ class Template extends BaseCompiler {
 		$e = new CompilerException(
 			$error_text,
 			0,
-			$this->template->source->filepath,
+			$this->template->getSource()->filepath,
 			$line
 		);
 		$e->source = trim(preg_replace('![\t\r\n]+!', ' ', $match[$line - 1]));
 		$e->desc = $args;
-		$e->template = $this->template->source->filepath;
+		$e->template = $this->template->getSource()->filepath;
 		throw $e;
 	}
 
@@ -1313,8 +1313,8 @@ class Template extends BaseCompiler {
 		return
 			isset($this->parent_compiler->tpl_function[$tag])
 			|| (
-				$this->template->smarty->hasRuntime('TplFunction')
-				&& ($this->template->smarty->getRuntime('TplFunction')->getTplFunction($this->template, $tag) !== false)
+				$this->template->getSmarty()->hasRuntime('TplFunction')
+				&& ($this->template->getSmarty()->getRuntime('TplFunction')->getTplFunction($this->template, $tag) !== false)
 			);
 	}
 
@@ -1363,4 +1363,46 @@ class Template extends BaseCompiler {
 		return $this->functionCallCompiler->compile($args, $this, $parameter, $base_tag, $base_tag);
 	}
 
+	/**
+	 * @return TemplateParser|null
+	 */
+	public function getParser(): ?TemplateParser {
+		return $this->parser;
+	}
+
+	/**
+	 * @param TemplateParser|null $parser
+	 */
+	public function setParser(?TemplateParser $parser): void {
+		$this->parser = $parser;
+	}
+
+	/**
+	 * @return \Smarty\Template|null
+	 */
+	public function getTemplate(): ?\Smarty\Template {
+		return $this->template;
+	}
+
+	/**
+	 * @param \Smarty\Template|null $template
+	 */
+	public function setTemplate(?\Smarty\Template $template): void {
+		$this->template = $template;
+	}
+
+	/**
+	 * @return Template|null
+	 */
+	public function getParentCompiler(): ?Template {
+		return $this->parent_compiler;
+	}
+
+	/**
+	 * @param Template|null $parent_compiler
+	 */
+	public function setParentCompiler(?Template $parent_compiler): void {
+		$this->parent_compiler = $parent_compiler;
+	}
+
 }
diff --git a/src/Data.php b/src/Data.php
index b68153af..4b44969a 100644
--- a/src/Data.php
+++ b/src/Data.php
@@ -24,7 +24,7 @@ class Data
 	 *
 	 * @var Smarty
 	 */
-	public $smarty = null;
+	protected $smarty = null;
 
     /**
      * template variables
@@ -95,7 +95,7 @@ class Data
 		switch ($scope) {
 			case self::SCOPE_GLOBAL:
 			case self::SCOPE_SMARTY:
-				$this->_getSmartyObj()->assign($tpl_var, $value);
+				$this->getSmarty()->assign($tpl_var, $value);
 				break;
 			case self::SCOPE_TPL_ROOT:
 				$ptr = $this;
@@ -180,7 +180,7 @@ class Data
     {
 		trigger_error(__METHOD__ . " is deprecated. Use \\Smarty\\Smarty::assign() to assign a variable " .
 		" at the Smarty level.", E_USER_DEPRECATED);
-	    return $this->_getSmartyObj()->assign($varName, $value, $nocache);
+	    return $this->getSmarty()->assign($varName, $value, $nocache);
     }
 
     /**
@@ -238,7 +238,7 @@ class Data
 			return $this->parent->getVariable($varName, $searchParents, $errorEnable);
 		}
 
-		if ($errorEnable && $this->_getSmartyObj()->error_unassigned) {
+		if ($errorEnable && $this->getSmarty()->error_unassigned) {
 			// force a notice
 			$x = $$varName;
 		}
@@ -277,7 +277,7 @@ class Data
 
 		// copy global config vars
 		foreach ($new_config_vars['vars'] as $variable => $value) {
-			if ($this->_getSmartyObj()->config_overwrite || !isset($this->config_vars[$variable])) {
+			if ($this->getSmarty()->config_overwrite || !isset($this->config_vars[$variable])) {
 				$this->config_vars[$variable] = $value;
 			} else {
 				$this->config_vars[$variable] = array_merge((array)$this->config_vars[$variable], (array)$value);
@@ -287,7 +287,7 @@ class Data
 		foreach ($sections as $tpl_section) {
 			if (isset($new_config_vars['sections'][$tpl_section])) {
 				foreach ($new_config_vars['sections'][$tpl_section]['vars'] as $variable => $value) {
-					if ($this->_getSmartyObj()->config_overwrite || !isset($this->config_vars[$variable])) {
+					if ($this->getSmarty()->config_overwrite || !isset($this->config_vars[$variable])) {
 						$this->config_vars[$variable] = $value;
 					} else {
 						$this->config_vars[$variable] = array_merge((array)$this->config_vars[$variable], (array)$value);
@@ -302,7 +302,7 @@ class Data
      *
      * @return Smarty
      */
-    public function _getSmartyObj()
+    public function getSmarty()
     {
         return $this->smarty;
     }
@@ -380,7 +380,7 @@ class Data
 
 		$returnValue = $this->parent ? $this->parent->getConfigVariable($varName) : null;
 
-		if ($returnValue === null && $this->_getSmartyObj()->error_unassigned) {
+		if ($returnValue === null && $this->getSmarty()->error_unassigned) {
 			throw new Exception("Undefined variable $varName");
 		}
 
@@ -430,7 +430,7 @@ class Data
 	 */
 	public function configLoad($config_file, $sections = null)
 	{
-		$smarty = $this->_getSmartyObj();
+		$smarty = $this->getSmarty();
 		$template = new Template($config_file, $smarty, $this, null, null, null, true);
 		$template->caching = Smarty::CACHING_OFF;
 		$template->assign('sections', (array) $sections ?? []);
diff --git a/src/Debug.php b/src/Debug.php
index 0c237168..6a83b8f8 100644
--- a/src/Debug.php
+++ b/src/Debug.php
@@ -90,7 +90,7 @@ class Debug extends Data
 	            $this->saveTemplateData($_is_stringy, $template, $key);
             }
         } else {
-            if (isset($this->ignore_uid[ $template->source->uid ])) {
+            if (isset($this->ignore_uid[ $template->getSource()->uid ])) {
                 return;
             }
             $key = $this->get_key($template);
@@ -108,7 +108,7 @@ class Debug extends Data
         if (!empty($template->getCompiler()->trace_uid)) {
             $key = $template->getCompiler()->trace_uid;
         } else {
-            if (isset($this->ignore_uid[ $template->source->uid ])) {
+            if (isset($this->ignore_uid[ $template->getSource()->uid ])) {
                 return;
             }
             $key = $this->get_key($template);
@@ -197,7 +197,7 @@ class Debug extends Data
             $savedIndex = $this->index;
             $this->index = 9999;
         }
-        $smarty = $obj->_getSmartyObj();
+        $smarty = $obj->getSmarty();
         // create fresh instance of smarty for displaying the debug console
         // to avoid problems if the application did overload the Smarty class
         $debObj = new \Smarty\Smarty();
@@ -225,7 +225,7 @@ class Debug extends Data
         $debugging = $smarty->debugging;
         $_template = $debObj->createTemplate($debObj->debug_tpl);
         if ($obj instanceof \Smarty\Template) {
-            $_template->assign('template_name', $obj->source->type . ':' . $obj->source->name);
+            $_template->assign('template_name', $obj->getSource()->type . ':' . $obj->getSource()->name);
         } elseif ($obj instanceof Smarty || $full) {
             $_template->assign('template_data', $this->template_data[$this->index]);
         } else {
@@ -307,10 +307,10 @@ class Debug extends Data
     {
         static $_is_stringy = array('string' => true, 'eval' => true);
         // calculate Uid if not already done
-        if ($template->source->uid === '') {
-            $template->source->filepath;
+        if ($template->getSource()->uid === '') {
+            $template->getSource()->filepath;
         }
-        $key = $template->source->uid;
+        $key = $template->getSource()->uid;
         if (isset($this->template_data[ $this->index ][ $key ])) {
             return $key;
         } else {
@@ -328,10 +328,10 @@ class Debug extends Data
     public function ignore(\Smarty\Template $template)
     {
         // calculate Uid if not already done
-        if ($template->source->uid === '') {
-            $template->source->filepath;
+        if ($template->getSource()->uid === '') {
+            $template->getSource()->filepath;
         }
-        $this->ignore_uid[ $template->source->uid ] = true;
+        $this->ignore_uid[ $template->getSource()->uid ] = true;
     }
 
     /**
@@ -374,11 +374,11 @@ class Debug extends Data
 	 * @return void
 	 */
 	private function saveTemplateData(array $_is_stringy, \Smarty\Template $template, string $key): void {
-		if (isset($_is_stringy[$template->source->type])) {
+		if (isset($_is_stringy[$template->getSource()->type])) {
 			$this->template_data[$this->index][$key]['name'] =
-				'\'' . substr($template->source->name, 0, 25) . '...\'';
+				'\'' . substr($template->getSource()->name, 0, 25) . '...\'';
 		} else {
-			$this->template_data[$this->index][$key]['name'] = $template->source->filepath;
+			$this->template_data[$this->index][$key]['name'] = $template->getSource()->filepath;
 		}
 		$this->template_data[$this->index][$key]['compile_time'] = 0;
 		$this->template_data[$this->index][$key]['render_time'] = 0;
diff --git a/src/FunctionHandler/Fetch.php b/src/FunctionHandler/Fetch.php
index b4581a06..3031ac88 100644
--- a/src/FunctionHandler/Fetch.php
+++ b/src/FunctionHandler/Fetch.php
@@ -35,15 +35,15 @@ class Fetch extends Base {
 		if ($protocol !== false) {
 			$protocol = strtolower(substr($params['file'], 0, $protocol));
 		}
-		if (isset($template->smarty->security_policy)) {
+		if (isset($template->getSmarty()->security_policy)) {
 			if ($protocol) {
 				// remote resource (or php stream, …)
-				if (!$template->smarty->security_policy->isTrustedUri($params['file'])) {
+				if (!$template->getSmarty()->security_policy->isTrustedUri($params['file'])) {
 					return;
 				}
 			} else {
 				// local file
-				if (!$template->smarty->security_policy->isTrustedResourceDir($params['file'])) {
+				if (!$template->getSmarty()->security_policy->isTrustedResourceDir($params['file'])) {
 					return;
 				}
 			}
diff --git a/src/FunctionHandler/HtmlImage.php b/src/FunctionHandler/HtmlImage.php
index 143c2e3b..a524eef9 100644
--- a/src/FunctionHandler/HtmlImage.php
+++ b/src/FunctionHandler/HtmlImage.php
@@ -99,15 +99,15 @@ class HtmlImage extends Base {
 		if ($protocol !== false) {
 			$protocol = strtolower(substr($params['file'], 0, $protocol));
 		}
-		if (isset($template->smarty->security_policy)) {
+		if (isset($template->getSmarty()->security_policy)) {
 			if ($protocol) {
 				// remote resource (or php stream, …)
-				if (!$template->smarty->security_policy->isTrustedUri($params['file'])) {
+				if (!$template->getSmarty()->security_policy->isTrustedUri($params['file'])) {
 					return;
 				}
 			} else {
 				// local file
-				if (!$template->smarty->security_policy->isTrustedResourceDir($_image_path)) {
+				if (!$template->getSmarty()->security_policy->isTrustedResourceDir($_image_path)) {
 					return;
 				}
 			}
diff --git a/src/Resource/ExtendsPlugin.php b/src/Resource/ExtendsPlugin.php
index 3ca3f781..808a6a12 100644
--- a/src/Resource/ExtendsPlugin.php
+++ b/src/Resource/ExtendsPlugin.php
@@ -38,7 +38,7 @@ class ExtendsPlugin extends BasePlugin
         $uid = '';
         $sources = array();
         $components = explode('|', $source->name);
-        $smarty = &$source->smarty;
+        $smarty = $source->getSmarty();
         $exists = true;
         foreach ($components as $component) {
             $_s = Source::load(null, $smarty, $component);
@@ -53,7 +53,7 @@ class ExtendsPlugin extends BasePlugin
         }
         $source->components = $sources;
         $source->filepath = $_s->filepath;
-        $source->uid = sha1($uid . $source->smarty->_joined_template_dir);
+        $source->uid = sha1($uid . $source->getSmarty()->_joined_template_dir);
         $source->exists = $exists;
         if ($_template) {
             $source->timestamp = $_s->timestamp;
diff --git a/src/Resource/FilePlugin.php b/src/Resource/FilePlugin.php
index 9ac304c6..481c2efb 100644
--- a/src/Resource/FilePlugin.php
+++ b/src/Resource/FilePlugin.php
@@ -34,13 +34,13 @@ class FilePlugin extends BasePlugin {
 	public function populate(Source $source, Template $_template = null) {
 		$source->filepath = $this->buildFilepath($source, $_template);
 		if ($source->filepath !== false) {
-			if (isset($source->smarty->security_policy) && is_object($source->smarty->security_policy)) {
-				$source->smarty->security_policy->isTrustedResourceDir($source->filepath, $source->isConfig);
+			if (isset($source->getSmarty()->security_policy) && is_object($source->getSmarty()->security_policy)) {
+				$source->getSmarty()->security_policy->isTrustedResourceDir($source->filepath, $source->isConfig);
 			}
 			$source->exists = true;
 			$source->uid = sha1(
-				$source->filepath . ($source->isConfig ? $source->smarty->_joined_config_dir :
-					$source->smarty->_joined_template_dir)
+				$source->filepath . ($source->isConfig ? $source->getSmarty()->_joined_config_dir :
+					$source->getSmarty()->_joined_template_dir)
 			);
 			$source->timestamp = filemtime($source->filepath);
 		} else {
@@ -104,19 +104,19 @@ class FilePlugin extends BasePlugin {
 		$file = $source->name;
 		// absolute file ?
 		if ($file[0] === '/' || $file[1] === ':') {
-			$file = $source->smarty->_realpath($file, true);
+			$file = $source->getSmarty()->_realpath($file, true);
 			return is_file($file) ? $file : false;
 		}
 		// go relative to a given template?
 		if ($file[0] === '.' && $_template && $_template->_isSubTpl()
 			&& preg_match('#^[.]{1,2}[\\\/]#', $file)
 		) {
-			if ($_template->parent->source->type !== 'file' && $_template->parent->source->type !== 'extends') {
-				throw new Exception("Template '{$file}' cannot be relative to template of resource type '{$_template->parent->source->type}'");
+			if ($_template->parent->getSource()->type !== 'file' && $_template->parent->getSource()->type !== 'extends') {
+				throw new Exception("Template '{$file}' cannot be relative to template of resource type '{$_template->parent->getSource()->type}'");
 			}
 			// normalize path
 			$path =
-				$source->smarty->_realpath(dirname($_template->parent->source->filepath) . DIRECTORY_SEPARATOR . $file);
+				$source->getSmarty()->_realpath(dirname($_template->parent->getSource()->filepath) . DIRECTORY_SEPARATOR . $file);
 			// files relative to a template only get one shot
 			return is_file($path) ? $path : false;
 		}
@@ -124,7 +124,7 @@ class FilePlugin extends BasePlugin {
 		if (strpos($file, DIRECTORY_SEPARATOR === '/' ? '\\' : '/') !== false) {
 			$file = str_replace(DIRECTORY_SEPARATOR === '/' ? '\\' : '/', DIRECTORY_SEPARATOR, $file);
 		}
-		$_directories = $source->smarty->getTemplateDir(null, $source->isConfig);
+		$_directories = $source->getSmarty()->getTemplateDir(null, $source->isConfig);
 		// template_dir index?
 		if ($file[0] === '[' && preg_match('#^\[([^\]]+)\](.+)$#', $file, $fileMatch)) {
 			$file = $fileMatch[2];
@@ -160,12 +160,12 @@ class FilePlugin extends BasePlugin {
 		foreach ($_directories as $_directory) {
 			$path = $_directory . $file;
 			if (is_file($path)) {
-				return (strpos($path, '.' . DIRECTORY_SEPARATOR) !== false) ? $source->smarty->_realpath($path) : $path;
+				return (strpos($path, '.' . DIRECTORY_SEPARATOR) !== false) ? $source->getSmarty()->_realpath($path) : $path;
 			}
 		}
 		if (!isset($_index_dirs)) {
 			// Could be relative to cwd
-			$path = $source->smarty->_realpath($file, true);
+			$path = $source->getSmarty()->_realpath($file, true);
 			if (is_file($path)) {
 				return $path;
 			}
diff --git a/src/Resource/StringPlugin.php b/src/Resource/StringPlugin.php
index 834e2234..a78bcc02 100644
--- a/src/Resource/StringPlugin.php
+++ b/src/Resource/StringPlugin.php
@@ -32,7 +32,7 @@ class StringPlugin extends BasePlugin {
 	 * @return void
 	 */
 	public function populate(Source $source, Template $_template = null) {
-		$source->uid = $source->filepath = sha1($source->name . $source->smarty->_joined_template_dir);
+		$source->uid = $source->filepath = sha1($source->name . $source->getSmarty()->_joined_template_dir);
 		$source->timestamp = $source->exists = true;
 	}
 
diff --git a/src/Runtime/InheritanceRuntime.php b/src/Runtime/InheritanceRuntime.php
index 4c6ffa4e..b0ca670d 100644
--- a/src/Runtime/InheritanceRuntime.php
+++ b/src/Runtime/InheritanceRuntime.php
@@ -75,7 +75,7 @@ class InheritanceRuntime {
 			return;
 		}
 		++$this->tplIndex;
-		$this->sources[$this->tplIndex] = $tpl->source;
+		$this->sources[$this->tplIndex] = $tpl->getSource();
 		// start of child sub template(s)
 		if ($initChild) {
 			$this->state = 1;
@@ -238,9 +238,9 @@ class InheritanceRuntime {
 	 * @param Template $tpl
 	 */
 	public function callBlock(\Smarty\Runtime\Block $block, Template $tpl) {
-		$this->sourceStack[] = $tpl->source;
-		$tpl->source = $this->sources[$block->tplIndex];
+		$this->sourceStack[] = $tpl->getSource();
+		$tpl->setSource($this->sources[$block->tplIndex]);
 		$block->callBlock($tpl);
-		$tpl->source = array_pop($this->sourceStack);
+		$tpl->setSource(array_pop($this->sourceStack));
 	}
 }
diff --git a/src/Runtime/TplFunctionRuntime.php b/src/Runtime/TplFunctionRuntime.php
index f4abef38..905defb8 100644
--- a/src/Runtime/TplFunctionRuntime.php
+++ b/src/Runtime/TplFunctionRuntime.php
@@ -25,7 +25,7 @@ class TplFunctionRuntime {
 	 * @throws \Smarty\Exception
 	 */
 	public function callTemplateFunction(Template $tpl, $name, $params, $nocache) {
-		$funcParam = $tpl->tplFunctions[$name] ?? ($tpl->smarty->tplFunctions[$name] ?? null);
+		$funcParam = $tpl->tplFunctions[$name] ?? ($tpl->getSmarty()->tplFunctions[$name] ?? null);
 		if (isset($funcParam)) {
 			if (!$tpl->caching || ($tpl->caching && $nocache)) {
 				$function = $funcParam['call_name'];
@@ -70,8 +70,8 @@ class TplFunctionRuntime {
 		if ($obj->_isSubTpl()) {
 			$this->registerTplFunctions($obj->parent, $tplFunctions, false);
 		} else {
-			$obj->smarty->tplFunctions = $override ? array_merge($obj->smarty->tplFunctions, $tplFunctions) :
-				array_merge($tplFunctions, $obj->smarty->tplFunctions);
+			$obj->getSmarty()->tplFunctions = $override ? array_merge($obj->getSmarty()->tplFunctions, $tplFunctions) :
+				array_merge($tplFunctions, $obj->getSmarty()->tplFunctions);
 		}
 	}
 
@@ -85,9 +85,9 @@ class TplFunctionRuntime {
 	 */
 	public function getTplFunction(Template $tpl, $name = null) {
 		if (isset($name)) {
-			return $tpl->tplFunctions[$name] ?? ($tpl->smarty->tplFunctions[$name] ?? false);
+			return $tpl->tplFunctions[$name] ?? ($tpl->getSmarty()->tplFunctions[$name] ?? false);
 		} else {
-			return empty($tpl->tplFunctions) ? $tpl->smarty->tplFunctions : $tpl->tplFunctions;
+			return empty($tpl->tplFunctions) ? $tpl->getSmarty()->tplFunctions : $tpl->tplFunctions;
 		}
 	}
 
diff --git a/src/Smarty.php b/src/Smarty.php
index 745376be..a23071fa 100644
--- a/src/Smarty.php
+++ b/src/Smarty.php
@@ -1024,7 +1024,7 @@ class Smarty extends \Smarty\TemplateBase
 	    $tpl->tplFunctions = array_merge($parent->tplFunctions ?? [], $tpl->tplFunctions ?? []);
 
 	    if (!$this->debugging && $this->debugging_ctrl === 'URL') {
-	        $tpl->smarty->getDebug()->debugUrl($tpl->smarty);
+	        $tpl->getSmarty()->getDebug()->debugUrl($tpl->getSmarty());
 	    }
 	    return $tpl;
     }
@@ -1062,7 +1062,7 @@ class Smarty extends \Smarty\TemplateBase
 	    $nameIsDotted = !empty($name) && $name[0] === '.' && ($name[1] === '.' || $name[1] === '/');
 
 	    $id_parts[] = $type;
-	    $id_parts[] = $this->_getSmartyObj()->_joined_template_dir;
+	    $id_parts[] = $this->getSmarty()->_joined_template_dir;
 
 		// handle relative template names
         if ($baseFilePath && $nameIsDotted) {
@@ -1289,10 +1289,10 @@ class Smarty extends \Smarty\TemplateBase
 
     /**
      * Get Smarty object
-     *
+     * // @TODO this is silly, remove?
      * @return Smarty
      */
-    public function _getSmartyObj()
+    public function getSmarty()
     {
         return $this;
     }
@@ -1420,7 +1420,7 @@ class Smarty extends \Smarty\TemplateBase
 			/* @var Template $tpl */
 			$tpl = $this->createTemplate($resource_name);
 			$this->caching = $_save_stat;
-			if (!$tpl->source->handler->recompiled && $tpl->source->exists) {
+			if (!$tpl->getSource()->handler->recompiled && $tpl->getSource()->exists) {
 				$_resource_part_1 = basename(str_replace('^', DIRECTORY_SEPARATOR, $tpl->getCompiled()->filepath));
 				$_resource_part_1_length = strlen($_resource_part_1);
 			} else {
@@ -1596,8 +1596,9 @@ class Smarty extends \Smarty\TemplateBase
 				try {
 					$_tpl = new \Smarty\Template($_file, $_smarty);
 					$_tpl->caching = self::CACHING_OFF;
-					$_tpl->source =
-						$isConfig ? \Smarty\Template\Config::load($_tpl) : \Smarty\Template\Source::load($_tpl);
+					$_tpl->setSource(
+						$isConfig ? \Smarty\Template\Config::load($_tpl) : \Smarty\Template\Source::load($_tpl)
+					);
 					if ($_tpl->mustCompile()) {
 						$_tpl->compileTemplateSource();
 						$_count++;
diff --git a/src/Template.php b/src/Template.php
index 0039d68f..e1316cfe 100644
--- a/src/Template.php
+++ b/src/Template.php
@@ -47,7 +47,7 @@ class Template extends TemplateBase {
 	 *
 	 * @var Source|Config
 	 */
-	public $source = null;
+	private $source = null;
 
 	/**
 	 * Template resource
@@ -161,14 +161,14 @@ class Template extends TemplateBase {
 			$this->smarty->getDebug()->start_template($this, $display);
 		}
 		// checks if template exists
-		if (!$this->source->exists) {
+		if (!$this->getSource()->exists) {
 			throw new Exception(
-				"Unable to load template '{$this->source->type}:{$this->source->name}'" .
+				"Unable to load template '{$this->getSource()->type}:{$this->getSource()->name}'" .
 				($this->_isSubTpl() ? " in '{$this->parent->template_resource}'" : '')
 			);
 		}
 		// disable caching for evaluated code
-		if ($this->source->handler->recompiled) {
+		if ($this->getSource()->handler->recompiled) {
 			$this->caching = \Smarty\Smarty::CACHING_OFF;
 		}
 		// read from cache or render
@@ -193,7 +193,7 @@ class Template extends TemplateBase {
 					isset($content) ? $content : ob_get_clean()
 				);
 			} else {
-				if ((!$this->caching || $this->getCached()->getNocacheCode() || $this->source->handler->recompiled)
+				if ((!$this->caching || $this->getCached()->getNocacheCode() || $this->getSource()->handler->recompiled)
 					&& !$no_output_filter && isset($this->smarty->registered_filters['output'])
 				) {
 					echo $this->smarty->runOutputFilters(ob_get_clean(), $this);
@@ -216,7 +216,7 @@ class Template extends TemplateBase {
 			}
 			if (
 				!$no_output_filter
-				&& (!$this->caching || $this->getCached()->getNocacheCode() || $this->source->handler->recompiled)
+				&& (!$this->caching || $this->getCached()->getNocacheCode() || $this->getSource()->handler->recompiled)
 			) {
 
 				return $this->smarty->runOutputFilters(ob_get_clean(), $this);
@@ -252,9 +252,9 @@ class Template extends TemplateBase {
 		$content_func = null
 	) {
 
-		$baseFilePath = $this->source && $this->source->filepath ? dirname($this->source->filepath) : null;
+		$baseFilePath = $this->source && $this->getSource()->filepath ? dirname($this->getSource()->filepath) : null;
 
-		$tpl = $this->_getSmartyObj()->createTemplate($template_name, $cache_id, $compile_id, $this, $caching, $cache_lifetime, $baseFilePath);
+		$tpl = $this->getSmarty()->createTemplate($template_name, $cache_id, $compile_id, $this, $caching, $cache_lifetime, $baseFilePath);
 
 		// copy variables
 		$tpl->tpl_vars = $this->tpl_vars;
@@ -266,13 +266,14 @@ class Template extends TemplateBase {
 			if (isset($uid) && $this->getCompiled()->file_dependency) {
 				// for inline templates we can get all resource information from file dependency
 				[$filepath, $timestamp, $type] = $this->getCompiled()->file_dependency[$uid];
-				$tpl->source = new Source($this->_getSmartyObj(), $filepath, $type, $filepath);
-				$tpl->source->filepath = $filepath;
-				$tpl->source->timestamp = $timestamp;
-				$tpl->source->exists = true;
-				$tpl->source->uid = $uid;
+				$source = new Source($this->getSmarty(), $filepath, $type, $filepath);
+				$source->filepath = $filepath;
+				$source->timestamp = $timestamp;
+				$source->exists = true;
+				$source->uid = $uid;
+				$tpl->setSource($source);
 			} else {
-				$tpl->source = Source::load($tpl);
+				$tpl->setSource(Source::load($tpl));
 				$tpl->getCompiled(true); // @TODO this unset($tpl->compiled), there might be a bug here
 			}
 			if ($caching !== \Smarty\Template::CACHING_NOCACHE_CODE) {
@@ -292,7 +293,7 @@ class Template extends TemplateBase {
 			}
 		}
 		if (isset($uid)) {
-			$smarty = $this->_getSmartyObj();
+			$smarty = $this->getSmarty();
 			if ($smarty->debugging) {
 				$smarty->getDebug()->start_template($tpl);
 				$smarty->getDebug()->start_render($tpl);
@@ -346,9 +347,9 @@ class Template extends TemplateBase {
 		// on cache resources other than file check version stored in cache code
 		if (!isset($properties['version']) || \Smarty\Smarty::SMARTY_VERSION !== $properties['version']) {
 			if ($cache) {
-				$tpl->smarty->clearAllCache();
+				$tpl->getSmarty()->clearAllCache();
 			} else {
-				$tpl->smarty->clearCompiledTemplate();
+				$tpl->getSmarty()->clearCompiledTemplate();
 			}
 			return false;
 		}
@@ -359,18 +360,18 @@ class Template extends TemplateBase {
 			// check file dependencies at compiled code
 			foreach ($properties['file_dependency'] as $_file_to_check) {
 				if ($_file_to_check[2] === 'file' || $_file_to_check[2] === 'php') {
-					if ($tpl->source->filepath === $_file_to_check[0]) {
+					if ($tpl->getSource()->filepath === $_file_to_check[0]) {
 						// do not recheck current template
 						continue;
-						//$mtime = $tpl->source->getTimeStamp();
+						//$mtime = $tpl->getSource()->getTimeStamp();
 					} else {
 						// file and php types can be checked without loading the respective resource handlers
 						$mtime = is_file($_file_to_check[0]) ? filemtime($_file_to_check[0]) : false;
 					}
 				} else {
-					$handler = \Smarty\Resource\BasePlugin::load($tpl->smarty, $_file_to_check[2]);
+					$handler = \Smarty\Resource\BasePlugin::load($tpl->getSmarty(), $_file_to_check[2]);
 					if ($handler->checkTimestamps()) {
-						$source = Source::load($tpl, $tpl->smarty, $_file_to_check[0]);
+						$source = Source::load($tpl, $tpl->getSmarty(), $_file_to_check[0]);
 						$mtime = $source->getTimeStamp();
 					} else {
 						continue;
@@ -415,6 +416,16 @@ class Template extends TemplateBase {
 		return $this->getCompiled()->compileTemplateSource($this);
 	}
 
+	/**
+	 * Return cached content
+	 *
+	 * @return null|string
+	 * @throws Exception
+	 */
+	public function getCachedContent() {
+		return $this->getCachedContent($this);
+	}
+
 	/**
 	 * Writes the content to cache resource
 	 *
@@ -423,7 +434,7 @@ class Template extends TemplateBase {
 	 * @return bool
 	 */
 	public function writeCachedContent($content) {
-		if ($this->source->handler->recompiled || !$this->caching
+		if ($this->getSource()->handler->recompiled || !$this->caching
 		) {
 			// don't write cache file
 			return false;
@@ -472,17 +483,23 @@ class Template extends TemplateBase {
 	 */
 	public function getCached($forceNew = false): Cached {
 		if ($forceNew || !isset($this->cached)) {
-			$this->cached = new Cached($this);
-			$this->cached->handler->populate($this->cached, $this);
+			$cacheResource = $this->smarty->getCacheResource();
+			$this->cached = new Cached(
+				$this->source,
+				$cacheResource,
+				$this->compile_id,
+				$this->cache_id
+			);
+			$cacheResource->populate($this->cached, $this);
 			if (!$this->isCachingEnabled()) {
-				$this->cached->valid = false;
+				$this->cached->setValid(false);
 			}
 		}
 		return $this->cached;
 	}
 
 	public function isCachingEnabled(): bool {
-		return $this->caching && !$this->source->handler->recompiled;
+		return $this->caching && !$this->getSource()->handler->recompiled;
 	}
 
 	/**
@@ -492,7 +509,7 @@ class Template extends TemplateBase {
 	 * @throws Exception
 	 */
 	public function getInheritance(): InheritanceRuntime {
-		return $this->_getSmartyObj()->getRuntime('Inheritance');
+		return $this->getSmarty()->getRuntime('Inheritance');
 	}
 
 	/**
@@ -508,7 +525,7 @@ class Template extends TemplateBase {
 	 */
 	public function getCompiler() {
 		if (!isset($this->compiler)) {
-			$this->compiler = $this->source->createCompiler();
+			$this->compiler = $this->getSource()->createCompiler();
 		}
 		return $this->compiler;
 	}
@@ -546,19 +563,19 @@ class Template extends TemplateBase {
 	 * @throws \Smarty\Exception
 	 */
 	public function mustCompile() {
-		if (!$this->source->exists) {
+		if (!$this->getSource()->exists) {
 			if ($this->_isSubTpl()) {
 				$parent_resource = " in '{$this->parent->template_resource}'";
 			} else {
 				$parent_resource = '';
 			}
-			throw new Exception("Unable to load template {$this->source->type} '{$this->source->name}'{$parent_resource}");
+			throw new Exception("Unable to load template {$this->getSource()->type} '{$this->getSource()->name}'{$parent_resource}");
 		}
 		if ($this->mustCompile === null) {
 			$this->mustCompile = $this->smarty->force_compile
-				|| $this->source->handler->recompiled
+				|| $this->getSource()->handler->recompiled
 				|| !$this->getCompiled()->exists
-				|| ($this->compile_check &&	$this->getCompiled()->getTimeStamp() < $this->source->getTimeStamp());
+				|| ($this->compile_check &&	$this->getCompiled()->getTimeStamp() < $this->getSource()->getTimeStamp());
 		}
 		return $this->mustCompile;
 	}
@@ -574,7 +591,7 @@ class Template extends TemplateBase {
 	 */
 	public function getLeftDelimiter()
 	{
-		return $this->left_delimiter ?? $this->_getSmartyObj()->getLeftDelimiter();
+		return $this->left_delimiter ?? $this->getSmarty()->getLeftDelimiter();
 	}
 
 	/**
@@ -594,7 +611,7 @@ class Template extends TemplateBase {
 	 */
 	public function getRightDelimiter()
 	{
-		return $this->right_delimiter ?? $this->_getSmartyObj()->getRightDelimiter();;
+		return $this->right_delimiter ?? $this->getSmarty()->getRightDelimiter();;
 	}
 
 	/**
@@ -627,7 +644,7 @@ class Template extends TemplateBase {
 			fclose($fp);
 			return $_result;
 		}
-		if ($this->_getSmartyObj()->error_unassigned) {
+		if ($this->getSmarty()->error_unassigned) {
 			throw new Exception('Undefined stream variable "' . $variable . '"');
 		}
 		return null;
@@ -639,8 +656,8 @@ class Template extends TemplateBase {
 	{
 		$confObj = parent::configLoad($config_file, $sections);
 
-		$this->getCompiled()->file_dependency[ $confObj->source->uid ] =
-			array($confObj->source->filepath, $confObj->source->getTimeStamp(), $confObj->source->type);
+		$this->getCompiled()->file_dependency[ $confObj->getSource()->uid ] =
+			array($confObj->getSource()->filepath, $confObj->getSource()->getTimeStamp(), $confObj->getSource()->type);
 
 		return $confObj;
 	}
@@ -683,7 +700,7 @@ class Template extends TemplateBase {
 	 */
 	private function _execute($function) {
 
-		$smarty = $this->_getSmartyObj();
+		$smarty = $this->getSmarty();
 
 		// make sure we have integer values
 		$this->caching = (int)$this->caching;
@@ -773,10 +790,24 @@ class Template extends TemplateBase {
 			while (ob_get_level() > $level) {
 				ob_end_clean();
 			}
-			if (isset($this->_getSmartyObj()->security_policy)) {
-				$this->_getSmartyObj()->security_policy->endTemplate();
+			if (isset($this->getSmarty()->security_policy)) {
+				$this->getSmarty()->security_policy->endTemplate();
 			}
 			throw $e;
 		}
 	}
+
+	/**
+	 * @return Config|Source|null
+	 */
+	public function getSource() {
+		return $this->source;
+	}
+
+	/**
+	 * @param Config|Source|null $source
+	 */
+	public function setSource($source): void {
+		$this->source = $source;
+	}
 }
diff --git a/src/Template/Cached.php b/src/Template/Cached.php
index 65860447..26e38a55 100644
--- a/src/Template/Cached.php
+++ b/src/Template/Cached.php
@@ -2,7 +2,9 @@
 
 namespace Smarty\Template;
 
+use Smarty\Exception;
 use Smarty\Template;
+use Smarty\Template\Cacheresource\Base;
 
 /**
  * Represents a cached version of a template or config file.
@@ -17,6 +19,20 @@ class Cached extends GeneratedPhpFile {
 	 */
 	public $valid = null;
 
+	/**
+	 * @return bool|null
+	 */
+	public function getValid(): ?bool {
+		return $this->valid;
+	}
+
+	/**
+	 * @param bool|null $valid
+	 */
+	public function setValid(?bool $valid): void {
+		$this->valid = $valid;
+	}
+
 	/**
 	 * CacheResource Handler
 	 *
@@ -81,15 +97,16 @@ class Cached extends GeneratedPhpFile {
 	/**
 	 * create Cached Object container
 	 *
-	 * @param Template $_template template object
-	 *
-	 * @throws \Smarty\Exception
+	 * @param Source $source
+	 * @param \Smarty\Cacheresource\Base $handler
+	 * @param $compile_id
+	 * @param $cache_id
 	 */
-	public function __construct(Template $_template) {
-		$this->compile_id = $_template->compile_id;
-		$this->cache_id = $_template->cache_id;
-		$this->source = $_template->source;
-		$this->handler = $_template->smarty->getCacheResource();
+	public function __construct(Source $source, \Smarty\Cacheresource\Base $handler, $compile_id, $cache_id) {
+		$this->compile_id = $compile_id;
+		$this->cache_id = $cache_id;
+		$this->source = $source;
+		$this->handler = $handler;
 	}
 
 	/**
@@ -102,15 +119,15 @@ class Cached extends GeneratedPhpFile {
 	 */
 	public function render(Template $_template, $no_output_filter = true) {
 		if ($this->isCached($_template)) {
-			if ($_template->smarty->debugging) {
-				$_template->smarty->getDebug()->start_cache($_template);
+			if ($_template->getSmarty()->debugging) {
+				$_template->getSmarty()->getDebug()->start_cache($_template);
 			}
 			if (!$this->processed) {
 				$this->process($_template);
 			}
 			$this->renderTemplateCode($_template);
-			if ($_template->smarty->debugging) {
-				$_template->smarty->getDebug()->end_cache($_template);
+			if ($_template->getSmarty()->debugging) {
+				$_template->getSmarty()->getDebug()->end_cache($_template);
 			}
 			return;
 		} else {
@@ -121,9 +138,10 @@ class Cached extends GeneratedPhpFile {
 	/**
 	 * Check if cache is valid, lock cache if required
 	 *
-	 * @param \Smarty\Template $_template
+	 * @param Template $_template
 	 *
 	 * @return bool flag true if cache is valid
+	 * @throws Exception
 	 */
 	public function isCached(Template $_template) {
 		if ($this->valid !== null) {
@@ -131,7 +149,7 @@ class Cached extends GeneratedPhpFile {
 		}
 		while (true) {
 			while (true) {
-				if ($this->exists === false || $_template->smarty->force_compile || $_template->smarty->force_cache) {
+				if ($this->exists === false || $_template->getSmarty()->force_compile || $_template->getSmarty()->force_cache) {
 					$this->valid = false;
 				} else {
 					$this->valid = true;
@@ -143,32 +161,32 @@ class Cached extends GeneratedPhpFile {
 					$this->valid = false;
 				}
 				if ($this->valid && $_template->compile_check === \Smarty\Smarty::COMPILECHECK_ON
-					&& $_template->source->getTimeStamp() > $this->timestamp
+					&& $_template->getSource()->getTimeStamp() > $this->timestamp
 				) {
 					$this->valid = false;
 				}
-				if ($this->valid || !$_template->smarty->cache_locking) {
+				if ($this->valid || !$_template->getSmarty()->cache_locking) {
 					break;
 				}
-				if (!$this->handler->locked($_template->smarty, $this)) {
-					$this->handler->acquireLock($_template->smarty, $this);
+				if (!$this->handler->locked($_template->getSmarty(), $this)) {
+					$this->handler->acquireLock($_template->getSmarty(), $this);
 					break 2;
 				}
 				$this->handler->populate($this, $_template);
 			}
 			if ($this->valid) {
-				if (!$_template->smarty->cache_locking || $this->handler->locked($_template->smarty, $this) === null) {
+				if (!$_template->getSmarty()->cache_locking || $this->handler->locked($_template->getSmarty(), $this) === null) {
 					// load cache file for the following checks
-					if ($_template->smarty->debugging) {
-						$_template->smarty->getDebug()->start_cache($_template);
+					if ($_template->getSmarty()->debugging) {
+						$_template->getSmarty()->getDebug()->start_cache($_template);
 					}
 					if ($this->handler->process($_template, $this) === false) {
 						$this->valid = false;
 					} else {
 						$this->processed = true;
 					}
-					if ($_template->smarty->debugging) {
-						$_template->smarty->getDebug()->end_cache($_template);
+					if ($_template->getSmarty()->debugging) {
+						$_template->getSmarty()->getDebug()->end_cache($_template);
 					}
 				} else {
 					$this->is_locked = true;
@@ -183,11 +201,11 @@ class Cached extends GeneratedPhpFile {
 			) {
 				$this->valid = false;
 			}
-			if ($_template->smarty->cache_locking) {
+			if ($_template->getSmarty()->cache_locking) {
 				if (!$this->valid) {
-					$this->handler->acquireLock($_template->smarty, $this);
+					$this->handler->acquireLock($_template->getSmarty(), $this);
 				} elseif ($this->is_locked) {
-					$this->handler->releaseLock($_template->smarty, $this);
+					$this->handler->releaseLock($_template->getSmarty(), $this);
 				}
 			}
 			return $this->valid;
@@ -220,7 +238,7 @@ class Cached extends GeneratedPhpFile {
 	 * @return string|false content
 	 */
 	public function readCache(Template $_template) {
-		if (!$_template->source->handler->recompiled) {
+		if (!$_template->getSource()->handler->recompiled) {
 			return $this->handler->retrieveCachedContent($_template);
 		}
 		return false;
@@ -234,7 +252,7 @@ class Cached extends GeneratedPhpFile {
 	 * @return bool success
 	 */
 	public function writeCache(Template $_template, $content) {
-		if (!$_template->source->handler->recompiled) {
+		if (!$_template->getSource()->handler->recompiled) {
 			if ($this->handler->storeCachedContent($_template, $content)) {
 				$this->content = null;
 				$this->timestamp = time();
@@ -242,8 +260,8 @@ class Cached extends GeneratedPhpFile {
 				$this->valid = true;
 				$this->cache_lifetime = $_template->cache_lifetime;
 				$this->processed = false;
-				if ($_template->smarty->cache_locking) {
-					$this->handler->releaseLock($_template->smarty, $this);
+				if ($_template->getSmarty()->cache_locking) {
+					$this->handler->releaseLock($_template->getSmarty(), $this);
 				}
 				return true;
 			}
@@ -268,8 +286,8 @@ class Cached extends GeneratedPhpFile {
 		ob_start();
 
 		$_template->getCompiled()->render($_template);
-		if ($_template->smarty->debugging) {
-			$_template->smarty->getDebug()->start_cache($_template);
+		if ($_template->getSmarty()->debugging) {
+			$_template->getSmarty()->getDebug()->start_cache($_template);
 		}
 		$this->removeNoCacheHash($_template, $no_output_filter);
 		$compile_check = (int)$_template->compile_check;
@@ -282,8 +300,8 @@ class Cached extends GeneratedPhpFile {
 		}
 		$_template->compile_check = $compile_check;
 		$this->renderTemplateCode($_template);
-		if ($_template->smarty->debugging) {
-			$_template->smarty->getDebug()->end_cache($_template);
+		if ($_template->getSmarty()->debugging) {
+			$_template->getSmarty()->getDebug()->end_cache($_template);
 		}
 	}
 
@@ -347,10 +365,24 @@ class Cached extends GeneratedPhpFile {
 			!$no_output_filter
 			&& !$_template->getCached()->getNocacheCode()
 		) {
-			$content = $_template->smarty->runOutputFilters($content, $_template);
+			$content = $_template->getSmarty()->runOutputFilters($content, $_template);
 		}
 		// write cache file content
 		$_template->writeCachedContent($content);
 	}
 
+	/**
+	 * @return Source|null
+	 */
+	public function getSource(): ?Source {
+		return $this->source;
+	}
+
+	/**
+	 * @param Source|null $source
+	 */
+	public function setSource(?Source $source): void {
+		$this->source = $source;
+	}
+
 }
diff --git a/src/Template/Compiled.php b/src/Template/Compiled.php
index 8bfc616c..4e1d51aa 100644
--- a/src/Template/Compiled.php
+++ b/src/Template/Compiled.php
@@ -35,7 +35,7 @@ class Compiled extends GeneratedPhpFile {
 	 */
 	public static function load($_template) {
 		$compiled = new Compiled();
-		if ($_template->source->handler->supportsCompiledTemplates()) {
+		if ($_template->getSource()->handler->supportsCompiledTemplates()) {
 			$compiled->populateCompiledFilepath($_template);
 		}
 		return $compiled;
@@ -47,8 +47,8 @@ class Compiled extends GeneratedPhpFile {
 	 * @param Template $_template template object
 	 **/
 	private function populateCompiledFilepath(Template $_template) {
-		$source = &$_template->source;
-		$smarty = &$_template->smarty;
+		$source = $_template->getSource();
+		$smarty = $_template->getSmarty();
 		$this->filepath = $smarty->getCompileDir();
 		if (isset($_template->compile_id)) {
 			$this->filepath .= preg_replace('![^\w]+!', '_', $_template->compile_id) .
@@ -93,12 +93,12 @@ class Compiled extends GeneratedPhpFile {
 	 */
 	public function render(Template $_template) {
 		// checks if template exists
-		if (!$_template->source->exists) {
-			$type = $_template->source->isConfig ? 'config' : 'template';
-			throw new \Smarty\Exception("Unable to load {$type} '{$_template->source->type}:{$_template->source->name}'");
+		if (!$_template->getSource()->exists) {
+			$type = $_template->getSource()->isConfig ? 'config' : 'template';
+			throw new \Smarty\Exception("Unable to load {$type} '{$_template->getSource()->type}:{$_template->getSource()->name}'");
 		}
-		if ($_template->smarty->debugging) {
-			$_template->smarty->getDebug()->start_render($_template);
+		if ($_template->getSmarty()->debugging) {
+			$_template->getSmarty()->getDebug()->start_render($_template);
 		}
 		if (!$this->processed) {
 			$this->process($_template);
@@ -112,8 +112,8 @@ class Compiled extends GeneratedPhpFile {
 		if ($_template->caching && $this->getNocacheCode()) {
 			$_template->getCached()->hashes[$this->nocache_hash] = true;
 		}
-		if ($_template->smarty->debugging) {
-			$_template->smarty->getDebug()->end_render($_template);
+		if ($_template->getSmarty()->debugging) {
+			$_template->getSmarty()->getDebug()->end_render($_template);
 		}
 	}
 
@@ -125,8 +125,8 @@ class Compiled extends GeneratedPhpFile {
 	 * @throws Exception
 	 */
 	private function process(Template $_smarty_tpl) {
-		$source = &$_smarty_tpl->source;
-		$smarty = &$_smarty_tpl->smarty;
+		$source = $_smarty_tpl->getSource();
+		$smarty = $_smarty_tpl->getSmarty();
 		if ($source->handler->recompiled) {
 			$source->handler->process($_smarty_tpl);
 		} else {
@@ -166,7 +166,7 @@ class Compiled extends GeneratedPhpFile {
 		$this->nocache_hash = null;
 		$this->unifunc = null;
 		// compile locking
-		if ($saved_timestamp = (!$_template->source->handler->recompiled && is_file($this->filepath))) {
+		if ($saved_timestamp = (!$_template->getSource()->handler->recompiled && is_file($this->filepath))) {
 			$saved_timestamp = $this->getTimeStamp();
 			touch($this->filepath);
 		}
@@ -193,8 +193,8 @@ class Compiled extends GeneratedPhpFile {
 	 * @throws \Smarty\Exception
 	 */
 	public function write(Template $_template, $code) {
-		if (!$_template->source->handler->recompiled) {
-			if ($_template->smarty->writeFile($this->filepath, $code) === true) {
+		if (!$_template->getSource()->handler->recompiled) {
+			if ($_template->getSmarty()->writeFile($this->filepath, $code) === true) {
 				$this->timestamp = $this->exists = is_file($this->filepath);
 				if ($this->exists) {
 					$this->timestamp = filemtime($this->filepath);
@@ -214,7 +214,7 @@ class Compiled extends GeneratedPhpFile {
 	 * @return string content
 	 */
 	public function read(Template $_template) {
-		if (!$_template->source->handler->recompiled) {
+		if (!$_template->getSource()->handler->recompiled) {
 			return file_get_contents($this->filepath);
 		}
 		return false;
diff --git a/src/Template/Config.php b/src/Template/Config.php
index ecaedfb7..7d55e7eb 100644
--- a/src/Template/Config.php
+++ b/src/Template/Config.php
@@ -39,7 +39,7 @@ class Config extends Source {
 	) {
 		static $_incompatible_resources = ['extends' => true, 'php' => true];
 		if ($_template) {
-			$smarty = $_template->smarty;
+			$smarty = $_template->getSmarty();
 			$template_resource = $_template->template_resource;
 		}
 		if (empty($template_resource)) {
diff --git a/src/Template/Source.php b/src/Template/Source.php
index 918a4bde..72d3f531 100644
--- a/src/Template/Source.php
+++ b/src/Template/Source.php
@@ -87,7 +87,7 @@ class Source {
 	 *
 	 * @var Smarty
 	 */
-	public $smarty = null;
+	protected $smarty = null;
 
 	/**
 	 * Resource is source
@@ -140,7 +140,7 @@ class Source {
 		         $template_resource = null
 	) {
 		if ($_template) {
-			$smarty = $_template->smarty;
+			$smarty = $_template->getSmarty();
 			$template_resource = $_template->template_resource;
 		}
 		if (empty($template_resource)) {
@@ -159,8 +159,8 @@ class Source {
 		// create new source  object
 		$source = new Source($smarty, $template_resource, $type, $name);
 		$source->handler->populate($source, $_template);
-		if (!$source->exists && isset($_template->smarty->default_template_handler_func)) {
-			$source->_getDefaultTemplate($_template->smarty->default_template_handler_func);
+		if (!$source->exists && $_template && isset($_template->getSmarty()->default_template_handler_func)) {
+			$source->_getDefaultTemplate($_template->getSmarty()->default_template_handler_func);
 			$source->handler->populate($source, $_template);
 		}
 		return $source;
@@ -230,4 +230,8 @@ class Source {
 		return new \Smarty\Compiler\Template($this->smarty);
 	}
 
+	public function getSmarty() {
+		return $this->smarty;
+	}
+
 }
diff --git a/src/TemplateBase.php b/src/TemplateBase.php
index 28b7b514..a61e5254 100644
--- a/src/TemplateBase.php
+++ b/src/TemplateBase.php
@@ -93,7 +93,7 @@ abstract class TemplateBase extends Data {
 		$format = true,
 		$block_methods = []
 	) {
-		$smarty = $this->_getSmartyObj();
+		$smarty = $this->getSmarty();
 		// test if allowed methods callable
 		if (!empty($allowed_methods_properties)) {
 			foreach ((array)$allowed_methods_properties as $method) {
@@ -127,7 +127,7 @@ abstract class TemplateBase extends Data {
 	 *
 	 */
 	public function unregisterObject($object_name) {
-		$smarty = $this->_getSmartyObj();
+		$smarty = $this->getSmarty();
 		if (isset($smarty->registered_objects[$object_name])) {
 			unset($smarty->registered_objects[$object_name]);
 		}
@@ -191,7 +191,7 @@ abstract class TemplateBase extends Data {
 	 */
 	public function createData(Data $parent = null, $name = null) {
 		/* @var Smarty $smarty */
-		$smarty = $this->_getSmartyObj();
+		$smarty = $this->getSmarty();
 		$dataObj = new Data($parent, $smarty, $name);
 		if ($smarty->debugging) {
 			$smarty->getDebug()->register_data($dataObj);
@@ -207,7 +207,7 @@ abstract class TemplateBase extends Data {
 	 *
 	 */
 	public function getDebugTemplate() {
-		$smarty = $this->_getSmartyObj();
+		$smarty = $this->getSmarty();
 		return $smarty->debug_tpl;
 	}
 
@@ -234,7 +234,7 @@ abstract class TemplateBase extends Data {
 	 * @api  Smarty::getRegisteredObject()
 	 */
 	public function getRegisteredObject($object_name) {
-		$smarty = $this->_getSmartyObj();
+		$smarty = $this->getSmarty();
 		if (!isset($smarty->registered_objects[$object_name])) {
 			throw new Exception("'$object_name' is not a registered object");
 		}
@@ -252,7 +252,7 @@ abstract class TemplateBase extends Data {
 	 *
 	 */
 	public function getLiterals() {
-		$smarty = $this->_getSmartyObj();
+		$smarty = $this->getSmarty();
 		return (array)$smarty->literals;
 	}
 
@@ -269,7 +269,7 @@ abstract class TemplateBase extends Data {
 	 */
 	public function addLiterals($literals = null) {
 		if (isset($literals)) {
-			$this->_setLiterals($this->_getSmartyObj(), (array)$literals);
+			$this->_setLiterals($this->getSmarty(), (array)$literals);
 		}
 		return $this;
 	}
@@ -286,7 +286,7 @@ abstract class TemplateBase extends Data {
 	 *
 	 */
 	public function setLiterals($literals = null) {
-		$smarty = $this->_getSmartyObj();
+		$smarty = $this->getSmarty();
 		$smarty->literals = [];
 		if (!empty($literals)) {
 			$this->_setLiterals($smarty, (array)$literals);
@@ -330,7 +330,7 @@ abstract class TemplateBase extends Data {
 	 *
 	 */
 	public function registerClass($class_name, $class_impl) {
-		$smarty = $this->_getSmartyObj();
+		$smarty = $this->getSmarty();
 		// test if exists
 		if (!class_exists($class_impl)) {
 			throw new Exception("Undefined class '$class_impl' in register template class");
@@ -351,7 +351,7 @@ abstract class TemplateBase extends Data {
 	 *
 	 */
 	public function registerDefaultConfigHandler($callback) {
-		$smarty = $this->_getSmartyObj();
+		$smarty = $this->getSmarty();
 		if (is_callable($callback)) {
 			$smarty->default_config_handler_func = $callback;
 		} else {
@@ -371,7 +371,7 @@ abstract class TemplateBase extends Data {
 	 *
 	 */
 	public function registerDefaultTemplateHandler($callback) {
-		$smarty = $this->_getSmartyObj();
+		$smarty = $this->getSmarty();
 		if (is_callable($callback)) {
 			$smarty->default_template_handler_func = $callback;
 		} else {
@@ -392,7 +392,7 @@ abstract class TemplateBase extends Data {
 	 * @api  Smarty::registerResource()
 	 */
 	public function registerResource($name, \Smarty\Resource\BasePlugin $resource_handler) {
-		$smarty = $this->_getSmartyObj();
+		$smarty = $this->getSmarty();
 		$smarty->registered_resources[$name] = $resource_handler;
 		return $this;
 	}
@@ -408,7 +408,7 @@ abstract class TemplateBase extends Data {
 	 *
 	 */
 	public function unregisterResource($type) {
-		$smarty = $this->_getSmartyObj();
+		$smarty = $this->getSmarty();
 		if (isset($smarty->registered_resources[$type])) {
 			unset($smarty->registered_resources[$type]);
 		}
@@ -426,7 +426,7 @@ abstract class TemplateBase extends Data {
 	 *
 	 */
 	public function setDebugTemplate($tpl_name) {
-		$smarty = $this->_getSmartyObj();
+		$smarty = $this->getSmarty();
 		if (!is_readable($tpl_name)) {
 			throw new Exception("Unknown file '{$tpl_name}'");
 		}
diff --git a/tests/PHPUnit_Smarty.php b/tests/PHPUnit_Smarty.php
index b8d45a51..c75a8232 100644
--- a/tests/PHPUnit_Smarty.php
+++ b/tests/PHPUnit_Smarty.php
@@ -256,7 +256,7 @@ KEY `name` (`name`)
      */
     public function cleanCompileDir()
     {
-        $smarty = $this->getSmartyObj();
+        $smarty = $this->getSmarty();
         if (isset($smarty)) {
             $dir = $smarty->getCompileDir();
             $this->cleanDir($dir);
@@ -269,7 +269,7 @@ KEY `name` (`name`)
      */
     public function cleanCacheDir()
     {
-        $smarty = $this->getSmartyObj();
+        $smarty = $this->getSmarty();
         if (isset($smarty)) {
             $dir = $smarty->getCacheDir();
             $this->cleanDir($dir);
@@ -356,8 +356,8 @@ KEY `name` (`name`)
      */
     public function buildSourcePath($tpl, $name = null, $type = null, $dir = null)
     {
-        $name = isset($name) ? $name : $tpl->source->name;
-        $type = isset($type) ? $type : $tpl->source->type;
+        $name = isset($name) ? $name : $tpl->getSource()->name;
+        $type = isset($type) ? $type : $tpl->getSource()->type;
         $dir = isset($dir) ? $dir : $this->smarty->getTemplateDir(0);
         switch ($type) {
             case 'file':
@@ -388,8 +388,8 @@ KEY `name` (`name`)
      */
     public function buildUid($tpl, $value = null, $name = null, $type = null)
     {
-        $type = isset($type) ? $type : $tpl->source->type;
-        $name = isset($name) ? $name : $tpl->source->name;
+        $type = isset($type) ? $type : $tpl->getSource()->type;
+        $name = isset($name) ? $name : $tpl->getSource()->name;
         switch ($type) {
             case 'php':
             case 'file':
@@ -398,7 +398,7 @@ KEY `name` (`name`)
                     return sha1($this->normalizePath($this->smarty->getTemplateDir(0) . $name) .
                                 $this->smarty->_joined_template_dir);
                 }
-                return sha1($tpl->source->filepath . $this->smarty->_joined_template_dir);
+                return sha1($tpl->getSource()->filepath . $this->smarty->_joined_template_dir);
             case 'mysqltest':
             case 'mysql':
                 return sha1($type . ':' . $name);
@@ -459,8 +459,8 @@ KEY `name` (`name`)
      */
     public function getBasename(Template $tpl, $name = null, $type = null)
     {
-        $name = isset($name) ? $name : $tpl->source->name;
-        $type = isset($type) ? $type : $tpl->source->type;
+        $name = isset($name) ? $name : $tpl->getSource()->name;
+        $type = isset($type) ? $type : $tpl->getSource()->type;
         switch ($type) {
             case 'file':
             case 'filetest':
@@ -500,11 +500,11 @@ KEY `name` (`name`)
         $sp = $this->buildSourcePath($tpl, $name, $type, $dir);
         $uid = $this->buildUid($tpl, $sp, $name, $type);
         $_flag = '';
-        if (isset($tpl->source) && $tpl->source->isConfig) {
-            $_flag = '_' . ((int) $tpl->smarty->config_read_hidden + (int) $tpl->smarty->config_booleanize * 2 +
-                            (int) $tpl->smarty->config_overwrite * 4);
+        if ($tpl->getSource() && $tpl->getSource()->isConfig) {
+            $_flag = '_' . ((int) $tpl->getSmarty()->config_read_hidden + (int) $tpl->getSmarty()->config_booleanize * 2 +
+                            (int) $tpl->getSmarty()->config_overwrite * 4);
         } else {
-            $_flag = '_' . ((int) $tpl->smarty->merge_compiled_includes + (int) $tpl->smarty->escape_html * 2);
+            $_flag = '_' . ((int) $tpl->getSmarty()->merge_compiled_includes + (int) $tpl->getSmarty()->escape_html * 2);
         }
         $_filepath = $uid . $_flag;
         // if use_sub_dirs, break file into directories
@@ -523,7 +523,7 @@ KEY `name` (`name`)
         } else {
             $_cache = '';
         }
-        $_compile_dir = $tpl->smarty->getCompileDir();
+        $_compile_dir = $tpl->getSmarty()->getCompileDir();
         // set basename if not specified
         $_basename = $this->getBasename($tpl, $name, $type);
         if ($_basename === null) {
@@ -552,10 +552,10 @@ KEY `name` (`name`)
      * @return string
      * @throws \Exception
      */
-    public function buildCachedPath($tpl, $sub = true, $cache_id = null, $compile_id = null, $name = null, $type = null,
+    public function buildCachedPath(TemplateBase $tpl, $sub = true, $cache_id = null, $compile_id = null, $name = null, $type = null,
                                     $dir = null, $cacheType = null)
     {
-        $cacheType = $cacheType ?? $tpl->smarty->getCachingType();
+        $cacheType = $cacheType ?? $tpl->getSmarty()->getCachingType();
         switch ($cacheType) {
             case 'file':
             case 'filetest':
@@ -582,9 +582,7 @@ KEY `name` (`name`)
                 } else {
                     $_compile_id = '';
                 }
-                $smarty = isset($tpl->smarty) ? $tpl->smarty : $tpl;
-                $_cache_dir = $smarty->getCacheDir();
-                return $_cache_dir . $_cache_id . $_compile_id . $_filepath . '.' . basename($sp) . '.php';
+	            return $tpl->getSmarty()->getCacheDir() . $_cache_id . $_compile_id . $_filepath . '.' . basename($sp) . '.php';
             case 'mysqltest':
             case 'pdo':
             case 'foobar':
@@ -625,7 +623,7 @@ KEY `name` (`name`)
      *  Gat Smarty object
      * @return null|\Smarty
      */
-    public function getSmartyObj(){
+    public function getSmarty(){
         return $this->smarty;
     }
 
@@ -636,18 +634,4 @@ KEY `name` (`name`)
             return __DIR__ . '/../libs/plugins';
         }
     }
-    /**
-     * Tears down the fixture
-     * This method is called after a test is executed.
-     *
-     */
-    protected function tearDown(): void
-    {
-        if (isset($this->smarty->smarty)) {
-            $this->smarty->smarty = null;
-        }
-        if (isset($this->smarty)) {
-            $this->smarty = null;
-        }
-    }
 }
diff --git a/tests/UnitTests/CacheResourceTests/Memcache/CacheResourceCustomMemcacheTest.php b/tests/UnitTests/CacheResourceTests/Memcache/CacheResourceCustomMemcacheTest.php
index 49e23f7f..865f427d 100644
--- a/tests/UnitTests/CacheResourceTests/Memcache/CacheResourceCustomMemcacheTest.php
+++ b/tests/UnitTests/CacheResourceTests/Memcache/CacheResourceCustomMemcacheTest.php
@@ -47,7 +47,7 @@ class CacheResourceCustomMemcacheTest extends CacheResourceTestCommon
         $this->smarty->caching = true;
         $this->smarty->cache_lifetime = 1000;
         $tpl = $this->smarty->createTemplate('helloworld.tpl');
-        $sha1 = $tpl->source->uid . '#helloworld_tpl##';
+        $sha1 = $tpl->getSource()->uid . '#helloworld_tpl##';
         $this->assertEquals($sha1, $tpl->getCached()->filepath);
     }
 
@@ -59,7 +59,7 @@ class CacheResourceCustomMemcacheTest extends CacheResourceTestCommon
         $this->smarty->caching = true;
         $this->smarty->cache_lifetime = 1000;
         $tpl = $this->smarty->createTemplate('helloworld.tpl', 'foo|bar');
-        $sha1 = $tpl->source->uid . '#helloworld_tpl#foo|bar#';
+        $sha1 = $tpl->getSource()->uid . '#helloworld_tpl#foo|bar#';
         $this->assertEquals($sha1, $tpl->getCached()->filepath);
     }
 
@@ -71,7 +71,7 @@ class CacheResourceCustomMemcacheTest extends CacheResourceTestCommon
         $this->smarty->caching = true;
         $this->smarty->cache_lifetime = 1000;
         $tpl = $this->smarty->createTemplate('helloworld.tpl', null, 'blar');
-        $sha1 = $tpl->source->uid . '#helloworld_tpl##blar';
+        $sha1 = $tpl->getSource()->uid . '#helloworld_tpl##blar';
         $this->assertEquals($sha1, $tpl->getCached()->filepath);
     }
 
@@ -83,7 +83,7 @@ class CacheResourceCustomMemcacheTest extends CacheResourceTestCommon
         $this->smarty->caching = true;
         $this->smarty->cache_lifetime = 1000;
         $tpl = $this->smarty->createTemplate('helloworld.tpl', 'foo|bar', 'blar');
-        $sha1 = $tpl->source->uid . '#helloworld_tpl#foo|bar#blar';
+        $sha1 = $tpl->getSource()->uid . '#helloworld_tpl#foo|bar#blar';
         $this->assertEquals($sha1, $tpl->getCached()->filepath);
     }
 }
diff --git a/tests/UnitTests/CacheResourceTests/_shared/CacheResourceTestCommon.php b/tests/UnitTests/CacheResourceTests/_shared/CacheResourceTestCommon.php
index 6e489dde..3b1ebaa1 100644
--- a/tests/UnitTests/CacheResourceTests/_shared/CacheResourceTestCommon.php
+++ b/tests/UnitTests/CacheResourceTests/_shared/CacheResourceTestCommon.php
@@ -91,7 +91,7 @@ abstract class CacheResourceTestCommon extends PHPUnit_Smarty
         $this->smarty->cache_lifetime = 1000;
         $tpl = $this->smarty->createTemplate('helloworld.tpl', 'foo|bar', 'blar');
         $tpl->writeCachedContent('hello world');
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl));
         // Custom CacheResources may return -1 if they can't tell the number of deleted elements
         //$this->assertEquals(-1, $this->smarty->clearAllCache());
     }
@@ -112,15 +112,15 @@ abstract class CacheResourceTestCommon extends PHPUnit_Smarty
         $tpl3 = $this->smarty->createTemplate('helloworld2.tpl', 'foo|bar', 'blar');
         $tpl3->writeCachedContent('hello world 3');
         // test cached content
-        $this->assertEquals('hello world 1', $tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertEquals('hello world 2', $tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertEquals('hello world 3', $tpl->getCached()->handler->getCachedContent($tpl3));
+        $this->assertEquals('hello world 1', $tpl->getCachedContent($tpl));
+        $this->assertEquals('hello world 2', $tpl2->getCachedContent($tpl2));
+        $this->assertEquals('hello world 3', $tpl3->getCachedContent($tpl3));
         // test number of deleted caches
         $this->doClearCacheAssertion(2, $this->smarty->clearCache(null, 'foo|bar'));
         // test that caches are deleted properly
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertEquals('hello world 2', $tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl3));
+        $this->assertNull($tpl->getCachedContent($tpl));
+        $this->assertEquals('hello world 2', $tpl->getCachedContent($tpl2));
+        $this->assertNull($tpl->getCachedContent($tpl3));
     }
 
     public function testClearCacheCacheIdCompileId2()
@@ -136,15 +136,15 @@ abstract class CacheResourceTestCommon extends PHPUnit_Smarty
         $tpl3 = $this->smarty->createTemplate('helloworld2.tpl', 'foo|bar', 'blar');
         $tpl3->writeCachedContent('hello world');
         // test cached content
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl3));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl2));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl3));
         // test number of deleted caches
         $this->doClearCacheAssertion(2, $this->smarty->clearCache('helloworld.tpl'));
         // test that caches are deleted properly
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl3));
+        $this->assertNull($tpl->getCachedContent($tpl));
+        $this->assertNull($tpl->getCachedContent($tpl2));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl3));
     }
 
     public function testClearCacheCacheIdCompileId2Sub()
@@ -160,15 +160,15 @@ abstract class CacheResourceTestCommon extends PHPUnit_Smarty
         $tpl3 = $this->smarty->createTemplate('helloworld2.tpl', 'foo|bar', 'blar');
         $tpl3->writeCachedContent('hello world');
         // test cached content
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl3));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl2));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl3));
         // test number of deleted caches
         $this->doClearCacheAssertion(2, $this->smarty->clearCache('helloworld.tpl'));
         // test that caches are deleted properly
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl3));
+        $this->assertNull($tpl->getCachedContent($tpl));
+        $this->assertNull($tpl->getCachedContent($tpl2));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl3));
     }
 
     public function testClearCacheCacheIdCompileId3()
@@ -184,15 +184,15 @@ abstract class CacheResourceTestCommon extends PHPUnit_Smarty
         $tpl3 = $this->smarty->createTemplate('helloworld2.tpl', 'foo|bar', 'blar');
         $tpl3->writeCachedContent('hello world');
         // test cached content
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl3));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl2));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl3));
         // test number of deleted caches
         $this->doClearCacheAssertion(1, $this->smarty->clearCache('helloworld.tpl', null, 'blar2'));
         // test that caches are deleted properly
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl3));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl));
+        $this->assertNull($tpl->getCachedContent($tpl2));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl3));
     }
 
     public function testClearCacheCacheIdCompileId3Sub()
@@ -208,15 +208,15 @@ abstract class CacheResourceTestCommon extends PHPUnit_Smarty
         $tpl3 = $this->smarty->createTemplate('helloworld2.tpl', 'foo|bar', 'blar');
         $tpl3->writeCachedContent('hello world');
         // test cached content
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl3));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl2));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl3));
         // test number of deleted caches
         $this->doClearCacheAssertion(1, $this->smarty->clearCache('helloworld.tpl', null, 'blar2'));
         // test that caches are deleted properly
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl3));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl));
+        $this->assertNull($tpl->getCachedContent($tpl2));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl3));
     }
 
     public function testClearCacheCacheIdCompileId4()
@@ -232,15 +232,15 @@ abstract class CacheResourceTestCommon extends PHPUnit_Smarty
         $tpl3 = $this->smarty->createTemplate('helloworld2.tpl', 'foo|bar', 'blar');
         $tpl3->writeCachedContent('hello world');
         // test cached content
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl3));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl2));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl3));
         // test number of deleted caches
         $this->doClearCacheAssertion(1, $this->smarty->clearCache('helloworld.tpl', null, 'blar2'));
         // test that caches are deleted properly
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl3));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl));
+        $this->assertNull($tpl->getCachedContent($tpl2));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl3));
     }
 
     public function testClearCacheCacheIdCompileId4Sub()
@@ -256,15 +256,15 @@ abstract class CacheResourceTestCommon extends PHPUnit_Smarty
         $tpl3 = $this->smarty->createTemplate('helloworld2.tpl', 'foo|bar', 'blar');
         $tpl3->writeCachedContent('hello world');
         // test cached content
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl3));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl2));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl3));
         // test number of deleted caches
         $this->doClearCacheAssertion(1, $this->smarty->clearCache('helloworld.tpl', null, 'blar2'));
         // test that caches are deleted properly
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl3));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl));
+        $this->assertNull($tpl->getCachedContent($tpl2));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl3));
     }
 
     public function testClearCacheCacheIdCompileId5()
@@ -280,15 +280,15 @@ abstract class CacheResourceTestCommon extends PHPUnit_Smarty
         $tpl3 = $this->smarty->createTemplate('helloworld2.tpl', 'foo|bar', 'blar');
         $tpl3->writeCachedContent('hello world');
         // test cached content
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl3));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl2));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl3));
         // test number of deleted caches
         $this->doClearCacheAssertion(2, $this->smarty->clearCache(null, null, 'blar'));
         // test that caches are deleted properly
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl3));
+        $this->assertNull($tpl->getCachedContent($tpl));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl2));
+        $this->assertNull($tpl->getCachedContent($tpl3));
     }
 
     public function testClearCacheCacheIdCompileId5Sub()
@@ -304,15 +304,15 @@ abstract class CacheResourceTestCommon extends PHPUnit_Smarty
         $tpl3 = $this->smarty->createTemplate('helloworld2.tpl', 'foo|bar', 'blar');
         $tpl3->writeCachedContent('hello world');
         // test cached content
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl3));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl2));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl3));
         // test number of deleted caches
         $this->doClearCacheAssertion(2, $this->smarty->clearCache(null, null, 'blar'));
         // test that caches are deleted properly
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl3));
+        $this->assertNull($tpl->getCachedContent($tpl));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl2));
+        $this->assertNull($tpl->getCachedContent($tpl3));
     }
 
     public function testClearCacheCacheFile()
@@ -330,17 +330,17 @@ abstract class CacheResourceTestCommon extends PHPUnit_Smarty
         $tpl4 = $this->smarty->createTemplate('helloworld2.tpl');
         $tpl4->writeCachedContent('hello world');
         // test cached content
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl3));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl4));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl2));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl3));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl4));
         // test number of deleted caches
         $this->doClearCacheAssertion(3, $this->smarty->clearCache('helloworld.tpl'));
         // test that caches are deleted properly
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl3));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl4));
+        $this->assertNull($tpl->getCachedContent($tpl));
+        $this->assertNull($tpl->getCachedContent($tpl2));
+        $this->assertNull($tpl->getCachedContent($tpl3));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl4));
     }
 
     /**
@@ -359,19 +359,19 @@ abstract class CacheResourceTestCommon extends PHPUnit_Smarty
         $tpl3 = $this->smarty->createTemplate('helloworld.tpl', 'buh|blar');
         $tpl3->writeCachedContent('hello world');
         // test cached content
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl3));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl2));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl3));
         sleep(10);
         $tpl4 = $this->smarty->createTemplate('helloworld2.tpl');
         $tpl4->writeCachedContent('hello world');
         // test number of deleted caches
         $this->doClearCacheAssertion(3,$this->smarty->clearAllCache(5));
         // test that caches are deleted properly
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl3));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl4));
+        $this->assertNull($tpl->getCachedContent($tpl));
+        $this->assertNull($tpl->getCachedContent($tpl2));
+        $this->assertNull($tpl->getCachedContent($tpl3));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl4));
     }
 
     public function testClearCacheCacheFileSub()
@@ -389,17 +389,17 @@ abstract class CacheResourceTestCommon extends PHPUnit_Smarty
         $tpl4 = $this->smarty->createTemplate('helloworld2.tpl');
         $tpl4->writeCachedContent('hello world');
         // test cached content
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl3));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl4));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl2));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl3));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl4));
         // test number of deleted caches
         $this->doClearCacheAssertion(3, $this->smarty->clearCache('helloworld.tpl'));
         // test that caches are deleted properly
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl));
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl2));
-        $this->assertNull($tpl->getCached()->handler->getCachedContent($tpl3));
-        $this->assertEquals('hello world', $tpl->getCached()->handler->getCachedContent($tpl4));
+        $this->assertNull($tpl->getCachedContent($tpl));
+        $this->assertNull($tpl->getCachedContent($tpl2));
+        $this->assertNull($tpl->getCachedContent($tpl3));
+        $this->assertEquals('hello world', $tpl->getCachedContent($tpl4));
     }
     /**
      * Test caching
@@ -427,7 +427,7 @@ abstract class CacheResourceTestCommon extends PHPUnit_Smarty
         }
         $tpl = $this->smarty->createTemplate('cacheresource.tpl', $this->smarty);
         if ($update) {
-            $this->assertEquals($t,$tpl->source->getTimeStamp(), $testName . ' - source touch');
+            $this->assertEquals($t,$tpl->getSource()->getTimeStamp(), $testName . ' - source touch');
         }
         if ($lockTime) {
             $tpl->getCached()->handler->acquireLock($this->smarty, $tpl->getCached());
diff --git a/tests/UnitTests/ResourceTests/Custom/Ambiguous/CustomResourceAmbiguousTest.php b/tests/UnitTests/ResourceTests/Custom/Ambiguous/CustomResourceAmbiguousTest.php
index 824e9d66..571b3d87 100644
--- a/tests/UnitTests/ResourceTests/Custom/Ambiguous/CustomResourceAmbiguousTest.php
+++ b/tests/UnitTests/ResourceTests/Custom/Ambiguous/CustomResourceAmbiguousTest.php
@@ -48,7 +48,7 @@ class CustomResourceAmbiguousTest extends PHPUnit_Smarty
         $this->smarty->setAllowAmbiguousResources(true);
 
         $tpl = $this->smarty->createTemplate('foobar.tpl');
-        $this->assertFalse($tpl->source->exists);
+        $this->assertFalse($tpl->getSource()->exists);
     }
 
     public function testCase1()
@@ -61,8 +61,8 @@ class CustomResourceAmbiguousTest extends PHPUnit_Smarty
         $resource_handler->setSegment('case1');
 
         $tpl = $this->smarty->createTemplate('foobar.tpl');
-        $this->assertTrue($tpl->source->exists);
-        $this->assertEquals('case1', $tpl->source->getContent());
+        $this->assertTrue($tpl->getSource()->exists);
+        $this->assertEquals('case1', $tpl->getSource()->getContent());
     }
 
     public function testCase2()
@@ -75,8 +75,8 @@ class CustomResourceAmbiguousTest extends PHPUnit_Smarty
         $resource_handler->setSegment('case2');
 
         $tpl = $this->smarty->createTemplate('foobar.tpl');
-        $this->assertTrue($tpl->source->exists);
-        $this->assertEquals('case2', $tpl->source->getContent());
+        $this->assertTrue($tpl->getSource()->exists);
+        $this->assertEquals('case2', $tpl->getSource()->getContent());
     }
 
 
@@ -89,12 +89,12 @@ class CustomResourceAmbiguousTest extends PHPUnit_Smarty
 
         $resource_handler->setSegment('case1');
         $tpl = $this->smarty->createTemplate('foobar.tpl');
-        $this->assertTrue($tpl->source->exists);
-        $this->assertEquals('case1', $tpl->source->getContent());
+        $this->assertTrue($tpl->getSource()->exists);
+        $this->assertEquals('case1', $tpl->getSource()->getContent());
 
         $resource_handler->setSegment('case2');
         $tpl = $this->smarty->createTemplate('foobar.tpl');
-        $this->assertTrue($tpl->source->exists);
-        $this->assertEquals('case2', $tpl->source->getContent());
+        $this->assertTrue($tpl->getSource()->exists);
+        $this->assertEquals('case2', $tpl->getSource()->getContent());
     }
 }
diff --git a/tests/UnitTests/ResourceTests/Custom/Ambiguous/PHPunitplugins/resource.ambiguous.php b/tests/UnitTests/ResourceTests/Custom/Ambiguous/PHPunitplugins/resource.ambiguous.php
index 2f2c44ca..e1a109a8 100644
--- a/tests/UnitTests/ResourceTests/Custom/Ambiguous/PHPunitplugins/resource.ambiguous.php
+++ b/tests/UnitTests/ResourceTests/Custom/Ambiguous/PHPunitplugins/resource.ambiguous.php
@@ -42,7 +42,7 @@ class Smarty_Resource_AmbiguousPlugin extends FilePlugin
 
         $source->filepath = $this->directory . $segment . $source->name;
         $source->uid = sha1($source->filepath);
-        if ($_template->smarty->getCompileCheck() && !isset($source->timestamp)) {
+        if ($_template->getSmarty()->getCompileCheck() && !isset($source->timestamp)) {
             $source->timestamp = @filemtime($source->filepath);
             $source->exists = !!$source->timestamp;
         }
diff --git a/tests/UnitTests/ResourceTests/Eval/EvalResourceTest.php b/tests/UnitTests/ResourceTests/Eval/EvalResourceTest.php
index 0c7f4c83..cbe7c549 100644
--- a/tests/UnitTests/ResourceTests/Eval/EvalResourceTest.php
+++ b/tests/UnitTests/ResourceTests/Eval/EvalResourceTest.php
@@ -31,7 +31,7 @@ class EvalResourceTest extends PHPUnit_Smarty
     public function testTemplateEvalExists1()
     {
         $tpl = $this->smarty->createTemplate('eval:{$foo}');
-        $this->assertTrue($tpl->source->exists);
+        $this->assertTrue($tpl->getSource()->exists);
     }
 
     public function testTemplateEvalExists2()
@@ -45,7 +45,7 @@ class EvalResourceTest extends PHPUnit_Smarty
     public function testGetTemplateFilepath()
     {
         $tpl = $this->smarty->createTemplate('eval:hello world');
-        $this->assertEquals('2aae6c35c94fcfb415dbe95f408b9ce91ee846ed', $tpl->source->filepath);
+        $this->assertEquals('2aae6c35c94fcfb415dbe95f408b9ce91ee846ed', $tpl->getSource()->filepath);
     }
 
     /**
@@ -54,7 +54,7 @@ class EvalResourceTest extends PHPUnit_Smarty
     public function testGetTemplateTimestamp()
     {
         $tpl = $this->smarty->createTemplate('eval:hello world');
-        $this->assertTrue($tpl->source->getTimeStamp());
+        $this->assertTrue($tpl->getSource()->getTimeStamp());
     }
 
     /**
@@ -63,7 +63,7 @@ class EvalResourceTest extends PHPUnit_Smarty
     public function testGetTemplateSource()
     {
         $tpl = $this->smarty->createTemplate('eval:hello world{$foo}');
-        $this->assertEquals('hello world{$foo}', $tpl->source->getContent());
+        $this->assertEquals('hello world{$foo}', $tpl->getSource()->getContent());
     }
 
     /**
@@ -90,7 +90,7 @@ class EvalResourceTest extends PHPUnit_Smarty
     public function testIsEvaluated()
     {
         $tpl = $this->smarty->createTemplate('eval:hello world');
-        $this->assertTrue($tpl->source->handler->recompiled);
+        $this->assertTrue($tpl->getSource()->handler->recompiled);
     }
 
     /**
diff --git a/tests/UnitTests/ResourceTests/File/FileResourceTest.php b/tests/UnitTests/ResourceTests/File/FileResourceTest.php
index 179faea4..17a1be3f 100644
--- a/tests/UnitTests/ResourceTests/File/FileResourceTest.php
+++ b/tests/UnitTests/ResourceTests/File/FileResourceTest.php
@@ -41,13 +41,13 @@ class FileResourceTest extends PHPUnit_Smarty
     public function testGetTemplateFilepath()
     {
         $tpl = $this->smarty->createTemplate('helloworld.tpl');
-        $this->assertEquals($this->normalizePath("./templates/helloworld.tpl"), $tpl->source->filepath);
+        $this->assertEquals($this->normalizePath("./templates/helloworld.tpl"), $tpl->getSource()->filepath);
     }
 
     public function testTemplateFileExists1()
     {
         $tpl = $this->smarty->createTemplate('helloworld.tpl');
-        $this->assertTrue($tpl->source->exists);
+        $this->assertTrue($tpl->getSource()->exists);
     }
 
     public function testTemplateFileExists2()
@@ -58,7 +58,7 @@ class FileResourceTest extends PHPUnit_Smarty
     public function testTemplateFileNotExists1()
     {
         $tpl = $this->smarty->createTemplate('notthere.tpl');
-        $this->assertFalse($tpl->source->exists);
+        $this->assertFalse($tpl->getSource()->exists);
     }
 
     public function testTemplateFileNotExists2()
@@ -80,14 +80,14 @@ class FileResourceTest extends PHPUnit_Smarty
     public function testGetTemplateTimestamp()
     {
         $tpl = $this->smarty->createTemplate('helloworld.tpl');
-        $this->assertTrue(is_integer($tpl->source->getTimeStamp()));
-        $this->assertEquals(10, strlen($tpl->source->getTimeStamp()));
+        $this->assertTrue(is_integer($tpl->getSource()->getTimeStamp()));
+        $this->assertEquals(10, strlen($tpl->getSource()->getTimeStamp()));
     }
 
     public function testGetTemplateSource()
     {
         $tpl = $this->smarty->createTemplate('helloworld.tpl');
-        $this->assertEquals('hello world', $tpl->source->getContent());
+        $this->assertEquals('hello world', $tpl->getSource()->getContent());
     }
 
     public function testUsesCompiler()
@@ -99,7 +99,7 @@ class FileResourceTest extends PHPUnit_Smarty
     public function testIsEvaluated()
     {
         $tpl = $this->smarty->createTemplate('helloworld.tpl');
-        $this->assertFalse($tpl->source->handler->recompiled);
+        $this->assertFalse($tpl->getSource()->handler->recompiled);
     }
 
     public function testGetCompiledFilepath()
@@ -118,7 +118,7 @@ class FileResourceTest extends PHPUnit_Smarty
         $tpl = $this->smarty->createTemplate('helloworld.tpl');
         // create dummy compiled file
         file_put_contents($tpl->getCompiled()->filepath, '<?php ?>');
-        touch($tpl->getCompiled()->filepath, $tpl->source->getTimeStamp());
+        touch($tpl->getCompiled()->filepath, $tpl->getSource()->getTimeStamp());
     }
 
     /**
@@ -129,7 +129,7 @@ class FileResourceTest extends PHPUnit_Smarty
         $tpl = $this->smarty->createTemplate('helloworld.tpl');
         $this->assertTrue(is_integer($tpl->getCompiled()->getTimeStamp()));
         $this->assertEquals(10, strlen($tpl->getCompiled()->getTimeStamp()));
-        $this->assertEquals($tpl->getCompiled()->getTimeStamp(), $tpl->source->getTimeStamp());
+        $this->assertEquals($tpl->getCompiled()->getTimeStamp(), $tpl->getSource()->getTimeStamp());
     }
 
     public function testMustCompileExisting()
@@ -153,7 +153,7 @@ class FileResourceTest extends PHPUnit_Smarty
 	    // touch to prepare next test
 	    sleep(2);
 	    $tpl = $this->smarty->createTemplate('helloworld.tpl');
-	    touch($tpl->source->filepath);
+	    touch($tpl->getSource()->filepath);
 
 		$this->setUp();
 
diff --git a/tests/UnitTests/ResourceTests/FileIndexed/FileResourceIndexedTest.php b/tests/UnitTests/ResourceTests/FileIndexed/FileResourceIndexedTest.php
index 343dda9e..c85c8b95 100644
--- a/tests/UnitTests/ResourceTests/FileIndexed/FileResourceIndexedTest.php
+++ b/tests/UnitTests/ResourceTests/FileIndexed/FileResourceIndexedTest.php
@@ -28,25 +28,25 @@ class FileResourceIndexedTest extends PHPUnit_Smarty
     public function testGetTemplateFilepath()
     {
         $tpl = $this->smarty->createTemplate('dirname.tpl');
-        $this->assertEquals($this->normalizePath("./templates/dirname.tpl"), $tpl->source->filepath);
+        $this->assertEquals($this->normalizePath("./templates/dirname.tpl"), $tpl->getSource()->filepath);
     }
 
     public function testGetTemplateFilepathNumber()
     {
         $tpl = $this->smarty->createTemplate('[1]dirname.tpl');
-        $this->assertEquals($this->normalizePath('./templates_2/dirname.tpl'), $tpl->source->filepath);
+        $this->assertEquals($this->normalizePath('./templates_2/dirname.tpl'), $tpl->getSource()->filepath);
     }
 
     public function testGetTemplateFilepathNumeric()
     {
         $tpl = $this->smarty->createTemplate('[10]dirname.tpl');
-        $this->assertEquals($this->normalizePath('./templates_3/dirname.tpl'), $tpl->source->filepath);
+        $this->assertEquals($this->normalizePath('./templates_3/dirname.tpl'), $tpl->getSource()->filepath);
     }
 
     public function testGetTemplateFilepathName()
     {
         $tpl = $this->smarty->createTemplate('[foo]dirname.tpl');
-        $this->assertEquals($this->normalizePath('./templates_4/dirname.tpl'), $tpl->source->filepath);
+        $this->assertEquals($this->normalizePath('./templates_4/dirname.tpl'), $tpl->getSource()->filepath);
     }
 
     public function testFetch()
diff --git a/tests/UnitTests/ResourceTests/Registered/RegisteredResourceTest.php b/tests/UnitTests/ResourceTests/Registered/RegisteredResourceTest.php
index dc27690c..c171b263 100644
--- a/tests/UnitTests/ResourceTests/Registered/RegisteredResourceTest.php
+++ b/tests/UnitTests/ResourceTests/Registered/RegisteredResourceTest.php
@@ -49,8 +49,8 @@ class RegisteredResourceTest extends PHPUnit_Smarty
     public function testResourcePluginTimestamp()
     {
         $tpl = $this->smarty->createTemplate('rr:test');
-        $this->assertTrue(is_integer($tpl->source->getTimeStamp()));
-        $this->assertEquals(10, strlen($tpl->source->getTimeStamp()));
+        $this->assertTrue(is_integer($tpl->getSource()->getTimeStamp()));
+        $this->assertEquals(10, strlen($tpl->getSource()->getTimeStamp()));
     }
 
     /**
diff --git a/tests/UnitTests/ResourceTests/ResourcePlugins/ResourcePluginTest.php b/tests/UnitTests/ResourceTests/ResourcePlugins/ResourcePluginTest.php
index f61b2629..5b1b3854 100644
--- a/tests/UnitTests/ResourceTests/ResourcePlugins/ResourcePluginTest.php
+++ b/tests/UnitTests/ResourceTests/ResourcePlugins/ResourcePluginTest.php
@@ -72,8 +72,8 @@ class ResourcePluginTest extends PHPUnit_Smarty
     {
         $this->smarty->addPluginsDir("./PHPunitplugins/");
         $tpl = $this->smarty->createTemplate('db:test');
-        $this->assertTrue(is_integer($tpl->source->getTimeStamp()));
-        $this->assertEquals(10, strlen($tpl->source->getTimeStamp()));
+        $this->assertTrue(is_integer($tpl->getSource()->getTimeStamp()));
+        $this->assertEquals(10, strlen($tpl->getSource()->getTimeStamp()));
     }
 }
 
diff --git a/tests/UnitTests/ResourceTests/Stream/StreamResourceTest.php b/tests/UnitTests/ResourceTests/Stream/StreamResourceTest.php
index ec9d2e3f..acaa8a31 100644
--- a/tests/UnitTests/ResourceTests/Stream/StreamResourceTest.php
+++ b/tests/UnitTests/ResourceTests/Stream/StreamResourceTest.php
@@ -43,7 +43,7 @@ class StreamResourceTest extends PHPUnit_Smarty
     public function testGetTemplateFilepath()
     {
         $tpl = $this->smarty->createTemplate('global:mytest');
-        $this->assertEquals('global://mytest', $tpl->source->filepath);
+        $this->assertEquals('global://mytest', $tpl->getSource()->filepath);
     }
 
     /**
@@ -52,7 +52,7 @@ class StreamResourceTest extends PHPUnit_Smarty
     public function testGetTemplateTimestamp()
     {
         $tpl = $this->smarty->createTemplate('global:mytest');
-        $this->assertTrue($tpl->source->getTimeStamp());
+        $this->assertTrue($tpl->getSource()->getTimeStamp());
     }
 
     /**
@@ -61,7 +61,7 @@ class StreamResourceTest extends PHPUnit_Smarty
     public function testGetTemplateSource()
     {
         $tpl = $this->smarty->createTemplate('global:mytest', null, null, $this->smarty);
-        $this->assertEquals('hello world {$foo}', $tpl->source->getContent());
+        $this->assertEquals('hello world {$foo}', $tpl->getSource()->getContent());
     }
 
     /**
@@ -79,7 +79,7 @@ class StreamResourceTest extends PHPUnit_Smarty
     public function testIsEvaluated()
     {
         $tpl = $this->smarty->createTemplate('global:mytest');
-        $this->assertTrue($tpl->source->handler->recompiled);
+        $this->assertTrue($tpl->getSource()->handler->recompiled);
     }
 
     /**
@@ -115,7 +115,7 @@ class StreamResourceTest extends PHPUnit_Smarty
     public function testTemplateStreamExists1()
     {
         $tpl = $this->smarty->createTemplate('global:mytest');
-        $this->assertTrue($tpl->source->exists);
+        $this->assertTrue($tpl->getSource()->exists);
     }
 
     public function testTemplateStreamExists2()
@@ -129,7 +129,7 @@ class StreamResourceTest extends PHPUnit_Smarty
     public function testTemplateStreamNotExists1()
     {
         $tpl = $this->smarty->createTemplate('global:notthere');
-        $this->assertFalse($tpl->source->exists);
+        $this->assertFalse($tpl->getSource()->exists);
     }
 
     public function testTemplateStramNotExists2()
diff --git a/tests/UnitTests/ResourceTests/String/StringResourceTest.php b/tests/UnitTests/ResourceTests/String/StringResourceTest.php
index 7bcb8e22..4e4cdd13 100644
--- a/tests/UnitTests/ResourceTests/String/StringResourceTest.php
+++ b/tests/UnitTests/ResourceTests/String/StringResourceTest.php
@@ -42,7 +42,7 @@ class StringResourceTest extends PHPUnit_Smarty
     public function testTemplateStringExists1()
     {
         $tpl = $this->smarty->createTemplate('string:{$foo}');
-        $this->assertTrue($tpl->source->exists);
+        $this->assertTrue($tpl->getSource()->exists);
     }
 
     public function testTemplateStringExists2()
@@ -56,7 +56,7 @@ class StringResourceTest extends PHPUnit_Smarty
     public function testGetTemplateFilepath()
     {
         $tpl = $this->smarty->createTemplate('string:hello world');
-        $this->assertEquals($this->buildSourcePath($tpl), $tpl->source->filepath);
+        $this->assertEquals($this->buildSourcePath($tpl), $tpl->getSource()->filepath);
     }
 
     /**
@@ -65,7 +65,7 @@ class StringResourceTest extends PHPUnit_Smarty
     public function testGetTemplateTimestamp()
     {
         $tpl = $this->smarty->createTemplate('string:hello world');
-        $this->assertTrue($tpl->source->getTimeStamp());
+        $this->assertTrue($tpl->getSource()->getTimeStamp());
     }
 
     /**
@@ -74,7 +74,7 @@ class StringResourceTest extends PHPUnit_Smarty
     public function testGetTemplateSource()
     {
         $tpl = $this->smarty->createTemplate('string:hello world{$foo}');
-        $this->assertEquals('hello world{$foo}', $tpl->source->getContent());
+        $this->assertEquals('hello world{$foo}', $tpl->getSource()->getContent());
     }
 
     /**
@@ -92,7 +92,7 @@ class StringResourceTest extends PHPUnit_Smarty
     public function testIsEvaluated()
     {
         $tpl = $this->smarty->createTemplate('string:hello world');
-        $this->assertFalse($tpl->source->handler->recompiled);
+        $this->assertFalse($tpl->getSource()->handler->recompiled);
     }
 
     /**
diff --git a/tests/UnitTests/SecurityTests/SecurityTest.php b/tests/UnitTests/SecurityTests/SecurityTest.php
index d70f7e5e..6b54069a 100644
--- a/tests/UnitTests/SecurityTests/SecurityTest.php
+++ b/tests/UnitTests/SecurityTests/SecurityTest.php
@@ -279,7 +279,7 @@ class SecurityTest extends PHPUnit_Smarty
         fclose($fp);
         $this->smarty->security_policy->streams= array('global');
         $tpl = $this->smarty->createTemplate('global:mytest');
-        $this->assertTrue($tpl->source->exists);
+        $this->assertTrue($tpl->getSource()->exists);
         stream_wrapper_unregister("global");
     }
 /**
@@ -298,7 +298,7 @@ class SecurityTest extends PHPUnit_Smarty
         fclose($fp);
         $this->smarty->security_policy->streams= array('notrusted');
         $tpl = $this->smarty->createTemplate('global:mytest');
-        $this->assertTrue($tpl->source->exists);
+        $this->assertTrue($tpl->getSource()->exists);
         stream_wrapper_unregister("global");
     }
 /**
diff --git a/tests/UnitTests/SmartyMethodsTests/ClearCompiledTemplate/ClearCompiledTest.php b/tests/UnitTests/SmartyMethodsTests/ClearCompiledTemplate/ClearCompiledTest.php
index e7adcabd..ed1c818c 100644
--- a/tests/UnitTests/SmartyMethodsTests/ClearCompiledTemplate/ClearCompiledTest.php
+++ b/tests/UnitTests/SmartyMethodsTests/ClearCompiledTemplate/ClearCompiledTest.php
@@ -56,7 +56,7 @@ class ClearCompiledTest extends PHPUnit_Smarty
     protected function makeFiles()
     {
         $this->_files = array();
-        $directory_length = strlen($this->getSmartyObj()->getCompileDir());
+        $directory_length = strlen($this->getSmarty()->getCompileDir());
         $templates = array(
             'helloworld.tpl'                => array(null, 'compile1', 'compile2'),
             'helloworld2.tpl'               => array(null, 'compile1', 'compile2'),
@@ -66,7 +66,7 @@ class ClearCompiledTest extends PHPUnit_Smarty
 
         foreach ($templates as $template => $compile_ids) {
             foreach ($compile_ids as $compile_id) {
-                $tpl = $this->getSmartyObj()->createTemplate($template, null, $compile_id);
+                $tpl = $this->getSmarty()->createTemplate($template, null, $compile_id);
                 $tpl->fetch();
                 $this->_files[$template . '#' . $compile_id] = substr($tpl->getCompiled()->filepath, $directory_length);
             }
@@ -105,7 +105,7 @@ class ClearCompiledTest extends PHPUnit_Smarty
      */
     protected function touchFiles($keys, $offset = 0)
     {
-        $base = $this->getSmartyObj()->getCompileDir();
+        $base = $this->getSmarty()->getCompileDir();
         $time = time();
         foreach ($keys as $key) {
             if (isset($this->_files[$key])) {
@@ -123,7 +123,7 @@ class ClearCompiledTest extends PHPUnit_Smarty
      */
     protected function getFiles()
     {
-        $directory = realpath($this->getSmartyObj()->getCompileDir());
+        $directory = realpath($this->getSmarty()->getCompileDir());
         if (!$directory) {
             return array();
         }
@@ -160,12 +160,12 @@ class ClearCompiledTest extends PHPUnit_Smarty
 
     public function runClearAll($useSubDirs)
     {
-        $this->getSmartyObj()->setUseSubDirs($useSubDirs);
+        $this->getSmarty()->setUseSubDirs($useSubDirs);
         $this->clearFiles();
         $this->makeFiles();
 
         $expected = array();
-        $this->assertEquals(12, $this->getSmartyObj()->{$this->methodName}());
+        $this->assertEquals(12, $this->getSmarty()->{$this->methodName}());
 
         $this->assertEquals($this->expectFiles($expected), $this->getFiles());
         $this->clearFiles();
@@ -194,7 +194,7 @@ class ClearCompiledTest extends PHPUnit_Smarty
 
     public function runClearTemplate($useSubDirs)
     {
-        $this->getSmartyObj()->setUseSubDirs($useSubDirs);
+        $this->getSmarty()->setUseSubDirs($useSubDirs);
         $this->clearFiles();
         $this->makeFiles();
 
@@ -203,7 +203,7 @@ class ClearCompiledTest extends PHPUnit_Smarty
             'ambiguous/case1/foobar.tpl#', 'ambiguous/case1/foobar.tpl#compile1', 'ambiguous/case1/foobar.tpl#compile2',
             '[1]ambiguous/case1/foobar.tpl#', '[1]ambiguous/case1/foobar.tpl#compile1', '[1]ambiguous/case1/foobar.tpl#compile2',
         );
-        $this->assertEquals(3, $this->getSmartyObj()->{$this->methodName}('helloworld.tpl'));
+        $this->assertEquals(3, $this->getSmarty()->{$this->methodName}('helloworld.tpl'));
 
         $this->assertEquals($this->expectFiles($expected), $this->getFiles());
         $this->clearFiles();
@@ -211,12 +211,12 @@ class ClearCompiledTest extends PHPUnit_Smarty
 
     public function runClearOtherTemplate($useSubDirs)
     {
-        $this->getSmartyObj()->setUseSubDirs($useSubDirs);
+        $this->getSmarty()->setUseSubDirs($useSubDirs);
         $this->clearFiles();
         $this->makeFiles();
 
         $expected = array_keys($this->_files);
-        $this->assertEquals(0, $this->getSmartyObj()->{$this->methodName}('foobar.tpl'));
+        $this->assertEquals(0, $this->getSmarty()->{$this->methodName}('foobar.tpl'));
 
         $this->assertEquals($this->expectFiles($expected), $this->getFiles());
         $this->clearFiles();
@@ -245,7 +245,7 @@ class ClearCompiledTest extends PHPUnit_Smarty
 
     public function runClearCompileid($useSubDirs)
     {
-        $this->getSmartyObj()->setUseSubDirs($useSubDirs);
+        $this->getSmarty()->setUseSubDirs($useSubDirs);
         $this->clearFiles();
         $this->makeFiles();
 
@@ -255,7 +255,7 @@ class ClearCompiledTest extends PHPUnit_Smarty
             'ambiguous/case1/foobar.tpl#', 'ambiguous/case1/foobar.tpl#compile2',
             '[1]ambiguous/case1/foobar.tpl#', '[1]ambiguous/case1/foobar.tpl#compile2',
         );
-        $count = $this->getSmartyObj()->{$this->methodName}(null, 'compile1');
+        $count = $this->getSmarty()->{$this->methodName}(null, 'compile1');
         $this->assertEquals(4, $count);
 
         $this->assertEquals($this->expectFiles($expected), $this->getFiles());
@@ -264,12 +264,12 @@ class ClearCompiledTest extends PHPUnit_Smarty
 
     public function runClearOtherCompileid($useSubDirs)
     {
-        $this->getSmartyObj()->setUseSubDirs($useSubDirs);
+        $this->getSmarty()->setUseSubDirs($useSubDirs);
         $this->clearFiles();
         $this->makeFiles();
 
         $expected = array_keys($this->_files);
-        $this->assertEquals(0, $this->getSmartyObj()->{$this->methodName}(null, 'other'));
+        $this->assertEquals(0, $this->getSmarty()->{$this->methodName}(null, 'other'));
 
         $this->assertEquals($this->expectFiles($expected), $this->getFiles());
         $this->clearFiles();
@@ -288,13 +288,13 @@ class ClearCompiledTest extends PHPUnit_Smarty
 
     public function runClearExpired($useSubDirs)
     {
-        $this->getSmartyObj()->setUseSubDirs($useSubDirs);
+        $this->getSmarty()->setUseSubDirs($useSubDirs);
         $this->clearFiles();
         $this->makeFiles();
 
         $expected = array('helloworld.tpl#', 'helloworld2.tpl#');
         $this->touchFiles(array_diff(array_keys($this->_files), $expected), - 1000);
-        $this->assertEquals(10, $this->getSmartyObj()->{$this->methodName}(null, null, 500));
+        $this->assertEquals(10, $this->getSmarty()->{$this->methodName}(null, null, 500));
 
         $this->assertEquals($this->expectFiles($expected), $this->getFiles());
         $this->clearFiles();
@@ -313,7 +313,7 @@ class ClearCompiledTest extends PHPUnit_Smarty
 
     public function runClearTemplateExpired($useSubDirs)
     {
-        $this->getSmartyObj()->setUseSubDirs($useSubDirs);
+        $this->getSmarty()->setUseSubDirs($useSubDirs);
         $this->clearFiles();
         $this->makeFiles();
 
@@ -324,7 +324,7 @@ class ClearCompiledTest extends PHPUnit_Smarty
             '[1]ambiguous/case1/foobar.tpl#', '[1]ambiguous/case1/foobar.tpl#compile1', '[1]ambiguous/case1/foobar.tpl#compile2',
         );
         $this->touchFiles(array('helloworld.tpl#compile1'), - 1000);
-        $this->assertEquals(1, $this->getSmartyObj()->{$this->methodName}("helloworld.tpl", null, 500));
+        $this->assertEquals(1, $this->getSmarty()->{$this->methodName}("helloworld.tpl", null, 500));
 
         $this->assertEquals($this->expectFiles($expected), $this->getFiles());
         $this->clearFiles();
@@ -343,7 +343,7 @@ class ClearCompiledTest extends PHPUnit_Smarty
 
     public function runClearTemplateCacheidExpired($useSubDirs)
     {
-        $this->getSmartyObj()->setUseSubDirs($useSubDirs);
+        $this->getSmarty()->setUseSubDirs($useSubDirs);
         $this->clearFiles();
         $this->makeFiles();
 
@@ -354,7 +354,7 @@ class ClearCompiledTest extends PHPUnit_Smarty
             '[1]ambiguous/case1/foobar.tpl#', '[1]ambiguous/case1/foobar.tpl#compile1', '[1]ambiguous/case1/foobar.tpl#compile2',
         );
         $this->touchFiles(array('helloworld.tpl#compile1', 'helloworld.tpl#compile2'), - 1000);
-        $this->assertEquals(1, $this->getSmartyObj()->{$this->methodName}("helloworld.tpl", "compile1", 500));
+        $this->assertEquals(1, $this->getSmarty()->{$this->methodName}("helloworld.tpl", "compile1", 500));
 
         $this->assertEquals($this->expectFiles($expected), $this->getFiles());
         $this->clearFiles();
@@ -373,7 +373,7 @@ class ClearCompiledTest extends PHPUnit_Smarty
 
     public function runClearCacheidExpired($useSubDirs)
     {
-        $this->getSmartyObj()->setUseSubDirs($useSubDirs);
+        $this->getSmarty()->setUseSubDirs($useSubDirs);
         $this->clearFiles();
         $this->makeFiles();
 
@@ -384,7 +384,7 @@ class ClearCompiledTest extends PHPUnit_Smarty
             '[1]ambiguous/case1/foobar.tpl#', '[1]ambiguous/case1/foobar.tpl#compile1', '[1]ambiguous/case1/foobar.tpl#compile2',
         );
         $this->touchFiles(array('helloworld.tpl#compile1'), - 1000);
-        $this->assertEquals(1, $this->getSmartyObj()->{$this->methodName}(null, "compile1", 500));
+        $this->assertEquals(1, $this->getSmarty()->{$this->methodName}(null, "compile1", 500));
 
         $this->assertEquals($this->expectFiles($expected), $this->getFiles());
         $this->clearFiles();
@@ -403,7 +403,7 @@ class ClearCompiledTest extends PHPUnit_Smarty
 
     public function runClearTemplateCacheid($useSubDirs)
     {
-        $this->getSmartyObj()->setUseSubDirs($useSubDirs);
+        $this->getSmarty()->setUseSubDirs($useSubDirs);
         $this->clearFiles();
         $this->makeFiles();
 
@@ -413,7 +413,7 @@ class ClearCompiledTest extends PHPUnit_Smarty
             'ambiguous/case1/foobar.tpl#', 'ambiguous/case1/foobar.tpl#compile1', 'ambiguous/case1/foobar.tpl#compile2',
             '[1]ambiguous/case1/foobar.tpl#', '[1]ambiguous/case1/foobar.tpl#compile1', '[1]ambiguous/case1/foobar.tpl#compile2',
         );
-        $this->assertEquals(1, $this->getSmartyObj()->{$this->methodName}("helloworld.tpl", "compile1"));
+        $this->assertEquals(1, $this->getSmarty()->{$this->methodName}("helloworld.tpl", "compile1"));
 
         $this->assertEquals($this->expectFiles($expected), $this->getFiles());
         $this->clearFiles();
@@ -431,7 +431,7 @@ class ClearCompiledTest extends PHPUnit_Smarty
 
     public function runClearAmbiguousTemplate($useSubDirs)
     {
-        $this->getSmartyObj()->setUseSubDirs($useSubDirs);
+        $this->getSmarty()->setUseSubDirs($useSubDirs);
         $this->clearFiles();
         $this->makeFiles();
 
@@ -443,7 +443,7 @@ class ClearCompiledTest extends PHPUnit_Smarty
             'helloworld2.tpl#', 'helloworld2.tpl#compile1', 'helloworld2.tpl#compile2',
             '[1]ambiguous/case1/foobar.tpl#', '[1]ambiguous/case1/foobar.tpl#compile1', '[1]ambiguous/case1/foobar.tpl#compile2',
         );
-        $this->assertEquals(3, $this->getSmartyObj()->{$this->methodName}("ambiguous/case1/foobar.tpl"));
+        $this->assertEquals(3, $this->getSmarty()->{$this->methodName}("ambiguous/case1/foobar.tpl"));
 
         $this->assertEquals($this->expectFiles($expected), $this->getFiles());
         $this->clearFiles();
diff --git a/tests/UnitTests/__shared/PHPunitplugins/function.checkconfigvar.php b/tests/UnitTests/__shared/PHPunitplugins/function.checkconfigvar.php
index 6534f859..bc2452ef 100644
--- a/tests/UnitTests/__shared/PHPunitplugins/function.checkconfigvar.php
+++ b/tests/UnitTests/__shared/PHPunitplugins/function.checkconfigvar.php
@@ -27,7 +27,7 @@ function smarty_function_checkconfigvar($params, $template)
     $ptr = $template;
     while ($ptr) {
         if (in_array('template', $types) && $ptr instanceof Template) {
-            $output .= "#{$ptr->source->name}:\${$var} =";
+            $output .= "#{$ptr->getSource()->name}:\${$var} =";
             $output .= $ptr->hasConfigVariable($var) ? preg_replace('/\s/', '', var_export($ptr->getConfigVariable($var), true)) : 'null';
             $ptr = $ptr->parent;
         } elseif (in_array('data', $types) && !($ptr instanceof Template || $ptr instanceof Smarty)) {
@@ -40,8 +40,8 @@ function smarty_function_checkconfigvar($params, $template)
     }
     if (in_array('global', $types)) {
         $output .= "#global:\${$var} =";
-        $output .= $template->smarty->hasConfigVariable($var) ?
-            preg_replace('/\s/', '', var_export($template->smarty->getConfigVariable($var), true)) : 'null';
+        $output .= $template->getSmarty()->hasConfigVariable($var) ?
+            preg_replace('/\s/', '', var_export($template->getSmarty()->getConfigVariable($var), true)) : 'null';
     }
     return $output;
 }
diff --git a/tests/UnitTests/__shared/PHPunitplugins/function.checkvar.php b/tests/UnitTests/__shared/PHPunitplugins/function.checkvar.php
index 6621af34..1082b6d7 100644
--- a/tests/UnitTests/__shared/PHPunitplugins/function.checkvar.php
+++ b/tests/UnitTests/__shared/PHPunitplugins/function.checkvar.php
@@ -27,7 +27,7 @@ function smarty_function_checkvar($params, \Smarty\Template $template)
     $ptr = $template;
     while ($ptr) {
         if (in_array('template', $types) && $ptr instanceof Template) {
-            $output .= "#{$ptr->source->name}:\${$var} =";
+            $output .= "#{$ptr->getSource()->name}:\${$var} =";
             $output .= $ptr->hasVariable($var) ? preg_replace('/\s/', '', var_export($ptr->getValue($var), true)) : '>unassigned<';
             $i = 0;
             while (isset($ptr->_var_stack[ $i ])) {
@@ -46,8 +46,8 @@ function smarty_function_checkvar($params, \Smarty\Template $template)
     }
     if (in_array('global', $types)) {
         $output .= "#global:\${$var} =";
-        $output .= $template->smarty->hasVariable($var) ?
-            preg_replace('/\s/', '', var_export($template->smarty->getValue($var), true)) : '>unassigned<';
+        $output .= $template->getSmarty()->hasVariable($var) ?
+            preg_replace('/\s/', '', var_export($template->getSmarty()->getValue($var), true)) : '>unassigned<';
     }
     return $output;
 }
diff --git a/tests/UnitTests/__shared/resources/resource.extendsall.php b/tests/UnitTests/__shared/resources/resource.extendsall.php
index c0a18bd0..10f7d437 100644
--- a/tests/UnitTests/__shared/resources/resource.extendsall.php
+++ b/tests/UnitTests/__shared/resources/resource.extendsall.php
@@ -27,9 +27,9 @@ class My_Resource_Extendsall extends \Smarty\Resource\ExtendsPlugin
         $uid = '';
         $sources = array();
         $timestamp = 0;
-        foreach ($source->smarty->getTemplateDir() as $key => $directory) {
+        foreach ($source->getSmarty()->getTemplateDir() as $key => $directory) {
             try {
-                $s = Smarty\Resource\BasePlugin::source(null, $source->smarty, 'file:' . '[' . $key . ']' . $source->name);
+                $s = Smarty\Resource\BasePlugin::source(null, $source->getSmarty(), 'file:' . '[' . $key . ']' . $source->name);
                 if (!$s->exists) {
                     continue;
                 }
@@ -48,7 +48,7 @@ class My_Resource_Extendsall extends \Smarty\Resource\ExtendsPlugin
         $s = current($sources);
         $source->components = $sources;
         $source->filepath = $s->filepath;
-        $source->uid = sha1($uid . $source->smarty->_joined_template_dir);
+        $source->uid = sha1($uid . $source->getSmarty()->_joined_template_dir);
         $source->exists = true;
         $source->timestamp = $timestamp;
     }