WebSVN - ant - Различия - Редакция 2 и 3 - /tags/0.1alpha2/outputfilter.trimwhitespace.php


<?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, &$smarty)
{
    // 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;

}

?>
 

Редакция 2	Редакция 3
1	<?php	1	<?php
2	/**	2	/**
3	* Smarty plugin	3	* Smarty plugin
4	* @package Smarty	4	* @package Smarty
5	* @subpackage plugins	5	* @subpackage plugins
6	*/	6	*/
7		7
8	/**	8	/**
9	* Smarty trimwhitespace outputfilter plugin	9	* Smarty trimwhitespace outputfilter plugin
10	*	10	*
11	* File: outputfilter.trimwhitespace.php<br>	11	* File: outputfilter.trimwhitespace.php<br>
12	* Type: outputfilter<br>	12	* Type: outputfilter<br>
13	* Name: trimwhitespace<br>	13	* Name: trimwhitespace<br>
14	* Date: Jan 25, 2003<br>	14	* Date: Jan 25, 2003<br>
15	* Purpose: trim leading white space and blank lines from	15	* Purpose: trim leading white space and blank lines from
16	* template source after it gets interpreted, cleaning	16	* template source after it gets interpreted, cleaning
17	* up code and saving bandwidth. Does not affect	17	* up code and saving bandwidth. Does not affect
18	* <<PRE>></PRE> and <SCRIPT></SCRIPT> blocks.<br>	18	* <<PRE>></PRE> and <SCRIPT></SCRIPT> blocks.<br>
19	* Install: Drop into the plugin directory, call	19	* Install: Drop into the plugin directory, call
20	* <code>$smarty->load_filter('output','trimwhitespace');</code>	20	* <code>$smarty->load_filter('output','trimwhitespace');</code>
21	* from application.	21	* from application.
22	* @author Monte Ohrt <monte at ohrt dot com>	22	* @author Monte Ohrt <monte at ohrt dot com>
23	* @author Contributions from Lars Noschinski <lars@usenet.noschinski.de>	23	* @author Contributions from Lars Noschinski <lars@usenet.noschinski.de>
24	* @version 1.3	24	* @version 1.3
25	* @param string	25	* @param string
26	* @param Smarty	26	* @param Smarty
27	*/	27	*/
28	function smarty_outputfilter_trimwhitespace($source, &$smarty)	28	function smarty_outputfilter_trimwhitespace($source, &$smarty)
29	{	29	{
30	// Pull out the script blocks	30	// Pull out the script blocks
31	preg_match_all("!<script[^>]?>.?</script>!is", $source, $match);	31	preg_match_all("!<script[^>]?>.?</script>!is", $source, $match);
32	$_script_blocks = $match[0];	32	$_script_blocks = $match[0];
33	$source = preg_replace("!<script[^>]?>.?</script>!is",	33	$source = preg_replace("!<script[^>]?>.?</script>!is",
34	'@@@SMARTY:TRIM:SCRIPT@@@', $source);	34	'@@@SMARTY:TRIM:SCRIPT@@@', $source);
35		35
36	// Pull out the pre blocks	36	// Pull out the pre blocks
37	preg_match_all("!<pre[^>]?>.?</pre>!is", $source, $match);	37	preg_match_all("!<pre[^>]?>.?</pre>!is", $source, $match);
38	$_pre_blocks = $match[0];	38	$_pre_blocks = $match[0];
39	$source = preg_replace("!<pre[^>]?>.?</pre>!is",	39	$source = preg_replace("!<pre[^>]?>.?</pre>!is",
40	'@@@SMARTY:TRIM:PRE@@@', $source);	40	'@@@SMARTY:TRIM:PRE@@@', $source);
41		41
42	// Pull out the textarea blocks	42	// Pull out the textarea blocks
43	preg_match_all("!<textarea[^>]?>.?</textarea>!is", $source, $match);	43	preg_match_all("!<textarea[^>]?>.?</textarea>!is", $source, $match);
44	$_textarea_blocks = $match[0];	44	$_textarea_blocks = $match[0];
45	$source = preg_replace("!<textarea[^>]?>.?</textarea>!is",	45	$source = preg_replace("!<textarea[^>]?>.?</textarea>!is",
46	'@@@SMARTY:TRIM:TEXTAREA@@@', $source);	46	'@@@SMARTY:TRIM:TEXTAREA@@@', $source);
47		47
48	// remove all leading spaces, tabs and carriage returns NOT	48	// remove all leading spaces, tabs and carriage returns NOT
49	// preceeded by a php close tag.	49	// preceeded by a php close tag.
50	$source = trim(preg_replace('/((?<!\?>)\n)[\s]+/m', '\1', $source));	50	$source = trim(preg_replace('/((?<!\?>)\n)[\s]+/m', '\1', $source));
51		51
52	// replace textarea blocks	52	// replace textarea blocks
53	smarty_outputfilter_trimwhitespace_replace("@@@SMARTY:TRIM:TEXTAREA@@@",$_textarea_blocks, $source);	53	smarty_outputfilter_trimwhitespace_replace("@@@SMARTY:TRIM:TEXTAREA@@@",$_textarea_blocks, $source);
54		54
55	// replace pre blocks	55	// replace pre blocks
56	smarty_outputfilter_trimwhitespace_replace("@@@SMARTY:TRIM:PRE@@@",$_pre_blocks, $source);	56	smarty_outputfilter_trimwhitespace_replace("@@@SMARTY:TRIM:PRE@@@",$_pre_blocks, $source);
57		57
58	// replace script blocks	58	// replace script blocks
59	smarty_outputfilter_trimwhitespace_replace("@@@SMARTY:TRIM:SCRIPT@@@",$_script_blocks, $source);	59	smarty_outputfilter_trimwhitespace_replace("@@@SMARTY:TRIM:SCRIPT@@@",$_script_blocks, $source);
60		60
61	return $source;	61	return $source;
62	}	62	}
63		63
64	function smarty_outputfilter_trimwhitespace_replace($search_str, $replace, &$subject) {	64	function smarty_outputfilter_trimwhitespace_replace($search_str, $replace, &$subject) {
65	$_len = strlen($search_str);	65	$_len = strlen($search_str);
66	$_pos = 0;	66	$_pos = 0;
67	for ($_i=0, $_count=count($replace); $_i<$_count; $_i++)	67	for ($_i=0, $_count=count($replace); $_i<$_count; $_i++)
68	if (($_pos=strpos($subject, $search_str, $_pos))!==false)	68	if (($_pos=strpos($subject, $search_str, $_pos))!==false)
69	$subject = substr_replace($subject, $replace[$_i], $_pos, $_len);	69	$subject = substr_replace($subject, $replace[$_i], $_pos, $_len);
70	else	70	else
71	break;	71	break;
72		72
73	}	73	}
74		74
75	?>	75	?>
76		76

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