defr/DualBlog: includes/class.textutils.php annotate

Import initial

author	Franck Deroche <webmaster@defr.org>
date	Sat, 20 Oct 2007 14:15:10 +0200
parents
children	8f1125d27079

rev	line source
webmaster@0	1 <?php
webmaster@0	2 class TextUtils
webmaster@0	3 {
webmaster@0	4 public static function SplitTags($str)
webmaster@0	5 {
webmaster@0	6 $str = str_replace("\\\"", "\"", $str);
webmaster@0	7 $tags = array();
webmaster@0	8 preg_match_all('/"([a-zA-Z0-9 ]+)"/', $str, $tests);
webmaster@0	9 $useful = $tests[1];
webmaster@0	10 foreach($useful as $match)
webmaster@0	11 {
webmaster@0	12 $tags[] = $match;
webmaster@0	13 $str = str_replace("\"{$match}\"", null, $str);
webmaster@0	14 }
webmaster@0	15 $str = preg_replace("/( )+/", " ", trim($str));
webmaster@0	16 if(strlen($str) > 0)
webmaster@0	17 $tags = array_merge($tags, explode(" ", $str));
webmaster@0	18 asort($tags);
webmaster@0	19 return $tags;
webmaster@0	20 }
webmaster@0	21
webmaster@0	22 public static function DiffTagLine($old, $new, &$ajout, &$suppr)
webmaster@0	23 {
webmaster@0	24 $arOld = TextUtils::SplitTags($old);
webmaster@0	25 $arNew = TextUtils::SplitTags($new);
webmaster@0	26 $ajout = array_diff($arNew, $arOld);
webmaster@0	27 $suppr = array_diff($arOld, $arNew);
webmaster@0	28 }
webmaster@0	29 }
webmaster@0	30 ?>

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