function smarty_outputfilter_trimwhitespace in Quiz 6.6
Same name and namespace in other branches
- 6.5 includes/moodle/lib/smarty/plugins/outputfilter.trimwhitespace.php \smarty_outputfilter_trimwhitespace()
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>$smarty->load_filter('output','trimwhitespace');</code> from application. @author Monte Ohrt <monte at ohrt dot com> @author Contributions from Lars Noschinski <lars@usenet.noschinski.de> @version 1.3
Parameters
string:
File
- includes/
moodle/ lib/ smarty/ plugins/ outputfilter.trimwhitespace.php, line 28
Code
function smarty_outputfilter_trimwhitespace($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 script blocks
smarty_outputfilter_trimwhitespace_replace("@@@SMARTY:TRIM:SCRIPT@@@", $_script_blocks, $source);
// replace pre blocks
smarty_outputfilter_trimwhitespace_replace("@@@SMARTY:TRIM:PRE@@@", $_pre_blocks, $source);
// replace textarea blocks
smarty_outputfilter_trimwhitespace_replace("@@@SMARTY:TRIM:TEXTAREA@@@", $_textarea_blocks, $source);
return $source;
}