diff options
Diffstat (limited to 'include/smarty/libs/plugins/outputfilter.trimwhitespace.php')
| -rw-r--r-- | include/smarty/libs/plugins/outputfilter.trimwhitespace.php | 38 |
1 files changed, 17 insertions, 21 deletions
diff --git a/include/smarty/libs/plugins/outputfilter.trimwhitespace.php b/include/smarty/libs/plugins/outputfilter.trimwhitespace.php index 87cf8c781..ad35d11a2 100644 --- a/include/smarty/libs/plugins/outputfilter.trimwhitespace.php +++ b/include/smarty/libs/plugins/outputfilter.trimwhitespace.php @@ -2,22 +2,22 @@ /** * Smarty plugin * - * @package Smarty + * @package Smarty * @subpackage PluginsFilter */ /** * Smarty trimwhitespace outputfilter plugin - * * Trim unnecessary whitespace from HTML markup. * * @author Rodney Rehm - * @param string $source input string - * @param Smarty_Internal_Template $smarty Smarty object + * + * @param string $source input string + * * @return string filtered output - * @todo substr_replace() is not overloaded by mbstring.func_overload - so this function might fail! + * @todo substr_replace() is not overloaded by mbstring.func_overload - so this function might fail! */ -function smarty_outputfilter_trimwhitespace($source, Smarty_Internal_Template $smarty) +function smarty_outputfilter_trimwhitespace($source) { $store = array(); $_store = 0; @@ -35,17 +35,17 @@ function smarty_outputfilter_trimwhitespace($source, Smarty_Internal_Template $s $source = substr_replace($source, $replace, $match[0][1] - $_offset, $_length); $_offset += $_length - strlen($replace); - $_store++; + $_store ++; } } // Strip all HTML-Comments // yes, even the ones in <script> - see http://stackoverflow.com/a/808850/515124 - $source = preg_replace( '#<!--.*?-->#ms', '', $source ); + $source = preg_replace('#<!--.*?-->#ms', '', $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]); @@ -53,42 +53,38 @@ function smarty_outputfilter_trimwhitespace($source, Smarty_Internal_Template $s $source = substr_replace($source, $replace, $match[0][1] - $_offset, $_length); $_offset += $_length - strlen($replace); - $_store++; + $_store ++; } } $expressions = array( // replace multiple spaces between tags by a single space // can't remove them entirely, becaue that might break poorly implemented CSS display:inline-block elements - '#(:SMARTY@!@|>)\s+(?=@!@SMARTY:|<)#s' => '\1 \2', + '#(:SMARTY@!@|>)\s+(?=@!@SMARTY:|<)#s' => '\1 \2', // remove spaces between attributes (but not in attribute values!) - '#(([a-z0-9]\s*=\s*(["\'])[^\3]*?\3)|<[a-z0-9_]+)\s+([a-z/>])#is' => '\1 \4', + '#(([a-z0-9]\s*=\s*("[^"]*?")|(\'[^\']*?\'))|<[a-z0-9_]+)\s+([a-z/>])#is' => '\1 \5', // note: for some very weird reason trim() seems to remove spaces inside attributes. // maybe a \0 byte or something is interfering? - '#^\s+<#Ss' => '<', - '#>\s+$#Ss' => '>', + '#^\s+<#Ss' => '<', + '#>\s+$#Ss' => '>', ); - $source = preg_replace( array_keys($expressions), array_values($expressions), $source ); + $source = preg_replace(array_keys($expressions), array_values($expressions), $source); // note: for some very weird reason trim() seems to remove spaces inside attributes. // maybe a \0 byte or something is interfering? // $source = trim( $source ); - // capture html elements not to be messed with $_offset = 0; if (preg_match_all('#@!@SMARTY:([0-9]+):SMARTY@!@#is', $source, $matches, PREG_OFFSET_CAPTURE | PREG_SET_ORDER)) { foreach ($matches as $match) { - $store[] = $match[0][0]; $_length = strlen($match[0][0]); - $replace = array_shift($store); + $replace = $store[$match[1][0]]; $source = substr_replace($source, $replace, $match[0][1] + $_offset, $_length); $_offset += strlen($replace) - $_length; - $_store++; + $_store ++; } } return $source; } - -?>
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