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joko |
1.1 |
<?php |
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/** |
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* Smarty plugin |
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* @package Smarty |
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* @subpackage plugins |
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*/ |
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/** |
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* Smarty trimwhitespace outputfilter plugin |
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* |
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* File: outputfilter.trimwhitespace.php<br> |
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* Type: outputfilter<br> |
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* Name: trimwhitespace<br> |
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* Date: Jan 25, 2003<br> |
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* Purpose: trim leading white space and blank lines from |
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* template source after it gets interpreted, cleaning |
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* up code and saving bandwidth. Does not affect |
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* <<PRE>></PRE> and <SCRIPT></SCRIPT> blocks.<br> |
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* Install: Drop into the plugin directory, call |
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* <code>$smarty->load_filter('output','trimwhitespace');</code> |
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* from application. |
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* @author Monte Ohrt <monte@ispi.net> |
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* @author Contributions from Lars Noschinski <lars@usenet.noschinski.de> |
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* @version 1.3 |
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* @param string |
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* @param Smarty |
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*/ |
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function smarty_outputfilter_trimwhitespace($source, &$smarty) |
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{ |
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// Pull out the script blocks |
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preg_match_all("!<script[^>]+>.*?</script>!is", $source, $match); |
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$_script_blocks = $match[0]; |
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$source = preg_replace("!<script[^>]+>.*?</script>!is", |
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'@@@SMARTY:TRIM:SCRIPT@@@', $source); |
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// Pull out the pre blocks |
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preg_match_all("!<pre>.*?</pre>!is", $source, $match); |
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$_pre_blocks = $match[0]; |
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$source = preg_replace("!<pre>.*?</pre>!is", |
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'@@@SMARTY:TRIM:PRE@@@', $source); |
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// Pull out the textarea blocks |
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preg_match_all("!<textarea[^>]+>.*?</textarea>!is", $source, $match); |
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$_textarea_blocks = $match[0]; |
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$source = preg_replace("!<textarea[^>]+>.*?</textarea>!is", |
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'@@@SMARTY:TRIM:TEXTAREA@@@', $source); |
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// remove all leading spaces, tabs and carriage returns NOT |
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// preceeded by a php close tag. |
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$source = trim(preg_replace('/((?<!\?>)\n)[\s]+/m', '\1', $source)); |
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// replace script blocks |
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smarty_outputfilter_trimwhitespace_replace("@@@SMARTY:TRIM:SCRIPT@@@",$_script_blocks, $source); |
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// replace pre blocks |
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smarty_outputfilter_trimwhitespace_replace("@@@SMARTY:TRIM:PRE@@@",$_pre_blocks, $source); |
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// replace textarea blocks |
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smarty_outputfilter_trimwhitespace_replace("@@@SMARTY:TRIM:TEXTAREA@@@",$_textarea_blocks, $source); |
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return $source; |
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} |
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function smarty_outputfilter_trimwhitespace_replace($search_str, $replace, &$subject) { |
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$_len = strlen($search_str); |
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$_pos = 0; |
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for ($_i=0, $_count=count($replace); $_i<$_count; $_i++) |
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if (($_pos=strpos($subject, $search_str, $_pos))!==false) |
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$subject = substr_replace($subject, $replace[$_i], $_pos, $_len); |
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else |
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break; |
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} |
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?> |
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