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