update smarty library - seems to bring some performance improvement

3 files changed, 22 insertions, 10 deletions

diff --git a/library/Smarty/libs/plugins/modifier.date_format.php b/library/Smarty/libs/plugins/modifier.date_format.php
index 5ad7540b1..28d6ff021 100644
--- a/library/Smarty/libs/plugins/modifier.date_format.php
+++ b/library/Smarty/libs/plugins/modifier.date_format.php
@@ -33,7 +33,7 @@ function smarty_modifier_date_format($string, $format = null, $default_date = ''
         $format = Smarty::$_DATE_FORMAT;
     }
     /**
-     * Include the {@link shared.make_timestamp.php} plugin
+     * require_once the {@link shared.make_timestamp.php} plugin
      */
     require_once(SMARTY_PLUGINS_DIR . 'shared.make_timestamp.php');
     if ($string != '' && $string != '0000-00-00' && $string != '0000-00-00 00:00:00') {
diff --git a/library/Smarty/libs/plugins/modifier.debug_print_var.php b/library/Smarty/libs/plugins/modifier.debug_print_var.php
index 66363d253..e3971a046 100644
--- a/library/Smarty/libs/plugins/modifier.debug_print_var.php
+++ b/library/Smarty/libs/plugins/modifier.debug_print_var.php
@@ -14,26 +14,30 @@
  *
  * @author Monte Ohrt <monte at ohrt dot com>
  *
- * @param array|object $var    variable to be formatted
- * @param integer      $depth  maximum recursion depth if $var is an array
- * @param integer      $length maximum string length if $var is a string
+ * @param array|object $var     variable to be formatted
+ * @param int          $max     maximum recursion depth if $var is an array or object
+ * @param int          $length  maximum string length if $var is a string
+ * @param int          $depth   actual recursion depth
+ * @param array        $objects processed objects in actual depth to prevent recursive object processing
  *
  * @return string
  */
-function smarty_modifier_debug_print_var($var, $depth = 0, $length = 40)
+function smarty_modifier_debug_print_var($var, $max = 10, $length = 40, $depth = 0, $objects = array())
 {
     $_replace = array("\n" => '<i>\n</i>',
                       "\r" => '<i>\r</i>',
                       "\t" => '<i>\t</i>'
     );
-
     switch (gettype($var)) {
         case 'array' :
             $results = '<b>Array (' . count($var) . ')</b>';
+            if ($depth == $max) {
+                break;
+            }
             foreach ($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, $length);
+                    . smarty_modifier_debug_print_var($curr_val, $max, $length, ++ $depth, $objects);
                 $depth --;
             }
             break;
@@ -41,10 +45,18 @@ function smarty_modifier_debug_print_var($var, $depth = 0, $length = 40)
         case 'object' :
             $object_vars = get_object_vars($var);
             $results = '<b>' . get_class($var) . ' Object (' . count($object_vars) . ')</b>';
+            if (in_array($var, $objects)) {
+                $results .= ' called recursive';
+                break;
+            }
+            if ($depth == $max) {
+                break;
+            }
+            $objects[] = $var;
             foreach ($object_vars as $curr_key => $curr_val) {
                 $results .= '<br>' . str_repeat('&nbsp;', $depth * 2)
                     . '<b> -&gt;' . strtr($curr_key, $_replace) . '</b> = '
-                    . smarty_modifier_debug_print_var($curr_val, ++$depth, $length);
+                    . smarty_modifier_debug_print_var($curr_val, $max, $length, ++ $depth, $objects);
                 $depth --;
             }
             break;
diff --git a/library/Smarty/libs/plugins/outputfilter.trimwhitespace.php b/library/Smarty/libs/plugins/outputfilter.trimwhitespace.php
index 62ab4e776..ad35d11a2 100644
--- a/library/Smarty/libs/plugins/outputfilter.trimwhitespace.php
+++ b/library/Smarty/libs/plugins/outputfilter.trimwhitespace.php
@@ -45,7 +45,7 @@ function smarty_outputfilter_trimwhitespace($source)
 
     // capture html elements not to be messed with
     $_offset = 0;
-    if (preg_match_all('#<(script|pre|textarea)[^>]*>.*?</\\1>#is', $source, $matches, PREG_OFFSET_CAPTURE | PREG_SET_ORDER)) {
+    if (preg_match_all('#(<script[^>]*>.*?</script[^>]*>)|(<textarea[^>]*>.*?</textarea[^>]*>)|(<pre[^>]*>.*?</pre[^>]*>)#is', $source, $matches, PREG_OFFSET_CAPTURE | PREG_SET_ORDER)) {
         foreach ($matches as $match) {
             $store[] = $match[0][0];
             $_length = strlen($match[0][0]);
@@ -62,7 +62,7 @@ function smarty_outputfilter_trimwhitespace($source)
         // can't remove them entirely, becaue that might break poorly implemented CSS display:inline-block elements
         '#(:SMARTY@!@|>)\s+(?=@!@SMARTY:|<)#s'                            => '\1 \2',
         // remove spaces between attributes (but not in attribute values!)
-        '#(([a-z0-9]\s*=\s*(["\'])[^\3]*?\3)|<[a-z0-9_]+)\s+([a-z/>])#is' => '\1 \4',
+        '#(([a-z0-9]\s*=\s*("[^"]*?")|(\'[^\']*?\'))|<[a-z0-9_]+)\s+([a-z/>])#is' => '\1 \5',
         // note: for some very weird reason trim() seems to remove spaces inside attributes.
         // maybe a \0 byte or something is interfering?
         '#^\s+<#Ss'                                                       => '<',