/**
* Form the data array that contains a 'isHTMLEntity' status (if the HTML entity
* is on the 'pos' position in the string passed) and It could contain the
* length of the html entity('htmlEntityLength') and the number of characters
* It represents('entityLength')
* @param Number pos
* @param String string
* @return Array
*/
protected function isHTMLEntity($pos, $string)
{
$endityEndPos = strpos($string, ";", $pos);
if ($endityEndPos === FALSE) {
return array('isHTMLEntity' => false);
}
$suspect = substr($string, $pos, $endityEndPos - $pos + 1);
$data = getHTMLEntityData($suspect);
$data['htmlEntityLength'] = strlen($suspect);
return $data;
}
/**
* Highlight item string basing on the pattern value
* skipping the HTML entities
* @param String item
* @param String pattern
* @return String
*/
protected function highlightValueWithHTMLEntities($item, $pattern)
{
$valueArr = $this->getSplitStringWithCapturedDelimiters("/&[^&;]{3,7};/", $item);
$valueArr2 = array();
foreach ($valueArr as $subitem) {
$data = getHTMLEntityData($subitem);
if ($data['isHTMLEntity']) {
$valueArr2[] = $subitem;
} else {
$valueArr2[] = preg_replace($pattern, $this->addHighlightingSpan('$1'), $subitem);
}
}
return implode("", $valueArr2);
}
