- remove unused properties

- optimization use real function instead anonymous function for preg_replace_callback
- bugfix a relative {include} in child template blocks failed
- bugfix direct setting of $template_dir, $config_dir, $plugins_dir in __construct() of an 
  extended Smarty class created problems

libs/sysplugins/smarty_internal_compile_block.php

@@ -152,6 +152,7 @@ class Smarty_Internal_Compile_Block extends Smarty_Internal_CompileBase {
         $_tpl->variable_filters = $compiler->template->variable_filters;
         $_tpl->properties['nocache_hash'] = $compiler->template->properties['nocache_hash'];
         $_tpl->source->filepath = $compiler->template->block_data[$_name]['file'];
+        $_tpl->allow_relative_path = true;
         if ($compiler->nocache) {
             $_tpl->compiler->forceNocache = 2;
         } else {

libs/sysplugins/smarty_internal_template.php

@@ -41,19 +41,6 @@ class Smarty_Internal_Template extends Smarty_Internal_TemplateBase {
      * @var integer
      */
     public $cache_lifetime = null;
-    /**
-     * Class name
-     * @var string
-     */
-    public $cacher_class = null;
-    /**
-     * caching type
-     *
-     * Must be an element of $cache_resource_types.
-     *
-     * @var string
-     */
-    public $caching_type = null;
     /**
      * Template resource
      * @var string
@@ -101,6 +88,11 @@ class Smarty_Internal_Template extends Smarty_Internal_TemplateBase {
      * @var array
      */
     public $used_tags = array();
+    /**
+     * internal flag to allow relative path in child template blocks
+     * @var bool
+     */
+    public $allow_relative_path = false;
 
     /**
      * Create template data object

libs/sysplugins/smarty_internal_templatebase.php

@@ -653,6 +653,16 @@ abstract class Smarty_Internal_TemplateBase extends Smarty_Internal_Data {
         return false;
     }
 
+    /**
+     * preg_replace callback to convert camelcase getter/setter to underscore property names
+     *
+     * @param string $match match string
+     * @return string  replacemant
+     */
+    private function replaceCamelcase($match) {
+        return "_" . strtolower($match[1]);
+    }
+
     /**
      * Handle unknown class methods
      *
@@ -661,13 +671,10 @@ abstract class Smarty_Internal_TemplateBase extends Smarty_Internal_Data {
      */
     public function __call($name, $args)
     {
-        static $camel_func;
         // methode of Smarty object?
         if (method_exists($this->smarty, $name)) {
             return call_user_func_array(array($this->smarty, $name), $args);
         }
-        if (!isset($camel_func))
-            $camel_func = create_function('$c', 'return "_" . strtolower($c[1]);');
         // see if this is a set/get for a property
         $first3 = strtolower(substr($name, 0, 3));
         if (in_array($first3, array('set', 'get')) && substr($name, 3, 1) !== '_') {
@@ -675,7 +682,7 @@ abstract class Smarty_Internal_TemplateBase extends Smarty_Internal_Data {
             // lcfirst() not available < PHP 5.3.0, so improvise
             $property_name = strtolower(substr($name, 3, 1)) . substr($name, 4);
             // convert camel case to underscored name
-            $property_name = preg_replace_callback('/([A-Z])/', $camel_func, $property_name);
+            $property_name = preg_replace_callback('/([A-Z])/', array($this,'replaceCamelcase'), $property_name);
             if (property_exists($this, $property_name)) {
                 if ($first3 == 'get')
                     return $this->$property_name;
@@ -692,7 +699,7 @@ abstract class Smarty_Internal_TemplateBase extends Smarty_Internal_Data {
             }
         }
         // must be unknown
-        throw new SmartyException("Call of unknown function '$name'.");
+        throw new SmartyException("Call of unknown method '$name'.");
     }
 
 }

libs/sysplugins/smarty_resource.php

@@ -154,7 +154,7 @@ abstract class Smarty_Resource {
         // go relative to a given template?
         $_file_is_dotted = $file[0] == '.' && ($file[1] == '.' || $file[1] == '/' || $file[1] == "\\");
         if ($_template && $_template->parent instanceof Smarty_Internal_Template && $_file_is_dotted) {
-            if ($_template->parent->source->type != 'file' && $_template->parent->source->type != 'extends') {
+            if ($_template->parent->source->type != 'file' && $_template->parent->source->type != 'extends' && !$_template->parent->allow_relative_path) {
                 throw new SmartyException("Template '{$file}' cannot be relative to template of resource type '{$_template->parent->source->type}'");
             }
             $file = dirname($_template->parent->source->filepath) . DS . $file;
@@ -164,7 +164,7 @@ abstract class Smarty_Resource {
                 // as expansions (like include_path) have already been done
                 $file = getcwd() . DS . $file;
             }
-        } 
+        }
 
         // resolve relative path
         if (!preg_match('/^([\/\\\\]|[a-zA-Z]:[\/\\\\])/', $file)) {
@@ -422,7 +422,7 @@ abstract class Smarty_Resource {
                 $resource_name = $template_resource;
             }
         }
-        
+
         $resource = Smarty_Resource::load($smarty, $resource_type);
         $source = new Smarty_Template_Source($resource, $smarty, $template_resource, $resource_type, $resource_name);
         $resource->populate($source, $_template);