69 lines
2.0 KiB
PHP
69 lines
2.0 KiB
PHP
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<?php
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/** This file is part of KCFinder project
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*
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* @desc Text processing helper class
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* @package KCFinder
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* @version 2.21
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* @author Pavel Tzonkov <pavelc@users.sourceforge.net>
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* @copyright 2010 KCFinder Project
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* @license http://www.opensource.org/licenses/gpl-2.0.php GPLv2
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* @license http://www.opensource.org/licenses/lgpl-2.1.php LGPLv2
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* @link http://kcfinder.sunhater.com
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*/
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class text {
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/** Replace repeated white spaces to single space
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* @param string $string
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* @return string */
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static function clearWhitespaces($string) {
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return trim(preg_replace('/\s+/s', " ", $string));
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}
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/** Normalize the string for HTML attribute value
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* @param string $string
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* @return string */
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static function htmlValue($string) {
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return str_replace('"', """, $string);
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}
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/** Normalize the string for JavaScript string value
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* @param string $string
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* @return string */
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static function jsValue($string) {
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return preg_replace('/\r?\n/', "\\n", str_replace('"', "\\\"", str_replace("'", "\\'", $string)));
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}
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/** Normalize the string for XML tag content data
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* @param string $string
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* @param bool $cdata */
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static function xmlData($string, $cdata=false) {
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$string = str_replace("]]>", "]]]]><![CDATA[>", $string);
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if (!$cdata)
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$string = "<![CDATA[$string]]>";
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return $string;
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}
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/** Returns compressed content of given CSS code
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* @param string $code
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* @return string */
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static function compressCSS($code) {
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$code = self::clearWhitespaces($code);
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$code = preg_replace('/ ?\{ ?/', "{", $code);
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$code = preg_replace('/ ?\} ?/', "}", $code);
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$code = preg_replace('/ ?\; ?/', ";", $code);
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$code = preg_replace('/ ?\> ?/', ">", $code);
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$code = preg_replace('/ ?\, ?/', ",", $code);
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$code = preg_replace('/ ?\: ?/', ":", $code);
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$code = str_replace(";}", "}", $code);
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return $code;
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}
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}
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?>
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