From 35640e573f1876f14035b8cd9e3f60b55d50ca77 Mon Sep 17 00:00:00 2001
From: boots <boots@localhost>
Date: Tue, 7 Nov 2006 20:32:56 +0000
Subject: [PATCH] enhance reporting precision of debug_print_var modifier

see: http://www.phpinsider.com/smarty-forum/viewtopic.php?t=9281

thanks to cybot from the forums
---
 NEWS                                      |  1 +
 libs/plugins/modifier.debug_print_var.php | 83 ++++++++++++++++-------
 2 files changed, 58 insertions(+), 26 deletions(-)

diff --git a/NEWS b/NEWS
index a21f2985..317b5656 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,4 @@
+- enhance reporting precision of debug_print_var modifier (cybot, boots) 
 - make html_select_date work consistently with 0000-00-00 00:00:00 and
   0000-00-00 inputs (cybot, boots)
 - fix wrong handling of insert's name attribute. (messju)
diff --git a/libs/plugins/modifier.debug_print_var.php b/libs/plugins/modifier.debug_print_var.php
index d28956a0..aeba8e15 100644
--- a/libs/plugins/modifier.debug_print_var.php
+++ b/libs/plugins/modifier.debug_print_var.php
@@ -22,33 +22,64 @@
  */
 function smarty_modifier_debug_print_var($var, $depth = 0, $length = 40)
 {
-    $_replace = array("\n"=>'<i>&#92;n</i>', "\r"=>'<i>&#92;r</i>', "\t"=>'<i>&#92;t</i>');
-    if (is_array($var)) {
-        $results = "<b>Array (".count($var).")</b>";
-        foreach ($var as $curr_key => $curr_val) {
-            $return = smarty_modifier_debug_print_var($curr_val, $depth+1, $length);
-            $results .= "<br>".str_repeat('&nbsp;', $depth*2)."<b>".strtr($curr_key, $_replace)."</b> =&gt; $return";
-        }
-    } else if (is_object($var)) {
-        $object_vars = get_object_vars($var);
-        $results = "<b>".get_class($var)." Object (".count($object_vars).")</b>";
-        foreach ($object_vars as $curr_key => $curr_val) {
-            $return = smarty_modifier_debug_print_var($curr_val, $depth+1, $length);
-            $results .= "<br>".str_repeat('&nbsp;', $depth*2)."<b>$curr_key</b> =&gt; $return";
-        }
-    } else if (is_resource($var)) {
-        $results = '<i>'.(string)$var.'</i>';
-    } else if (empty($var) && $var != "0") {
-        $results = '<i>empty</i>';
-    } else {
-        if (strlen($var) > $length ) {
-            $results = substr($var, 0, $length-3).'...';
-        } else {
-            $results = $var;
-        }
-        $results = htmlspecialchars($results);
-        $results = strtr($results, $_replace);
+    $_replace = array(
+        "\n" => '<i>\n</i>',
+        "\r" => '<i>\r</i>',
+        "\t" => '<i>\t</i>'
+    );
+
+    switch (gettype($var)) {
+        case 'array' :
+            $results = '<b>Array (' . count($var) . ')</b>';
+            foreach ($var as $curr_key => $curr_val) {
+                $results .= '<br>' . str_repeat('&nbsp;', $depth * 2)
+                    . '<b>' . strtr($curr_key, $_replace) . '</b> =&gt; '
+                    . smarty_modifier_debug_print_var($curr_val, ++$depth, $length);
+            }
+            break;
+        case 'object' :
+            $object_vars = get_object_vars($var);
+            $results = '<b>' . get_class($var) . ' Object (' . count($object_vars) . ')</b>';
+            foreach ($object_vars as $curr_key => $curr_val) {
+                $results .= '<br>' . str_repeat('&nbsp;', $depth * 2)
+                    . '<b>' . strtr($curr_key, $_replace) . '</b> =&gt; '
+                    . smarty_modifier_debug_print_var($curr_val, ++$depth, $length);
+            }
+            break;
+        case 'boolean' :
+        case 'NULL' :
+        case 'resource' :
+            if (true === $var) {
+                $results = 'true';
+            } elseif (false === $var) {
+                $results = 'false';
+            } elseif (null === $var) {
+                $results = 'null';
+            } else {
+                $results = htmlspecialchars((string) $var);
+            }
+            $results = '<i>' . $results . '</i>';
+            break;
+        case 'integer' :
+        case 'float' :
+            $results = htmlspecialchars((string) $var);
+            break;
+        case 'string' :
+            $results = strtr($var, $_replace);
+            if (strlen($var) > $length ) {
+                $results = substr($var, 0, $length - 3) . '...';
+            }
+            $results = htmlspecialchars('"' . $results . '"');
+            break;
+        case 'unknown type' :
+        default :
+            $results = strtr((string) $var, $_replace);
+            if (strlen($results) > $length ) {
+                $results = substr($results, 0, $length - 3) . '...';
+            }
+            $results = htmlspecialchars($results);
     }
+
     return $results;
 }