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Avoid notice in DirectionDetectorPlugin when dealing with empty string.

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This commit is contained in:
Brion Vibber 2010-10-18 12:23:01 -07:00
parent e04a6ef93e
commit d67a9b437c
1 changed files with 3 additions and 0 deletions
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3
plugins/DirectionDetector/DirectionDetectorPlugin.php
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@ -81,6 +81,9 @@ class DirectionDetectorPlugin extends Plugin {
* @return boolean * @return boolean
*/ */
public static function startsWithRTLCharacter($str){ public static function startsWithRTLCharacter($str){
if (strlen($str) < 1) {
return false;
}
if( is_array($cc = self::utf8ToUnicode(mb_substr($str, 0, 1, 'utf-8'))) ) if( is_array($cc = self::utf8ToUnicode(mb_substr($str, 0, 1, 'utf-8'))) )
$cc = $cc[0]; $cc = $cc[0];
else else