/**
*
* selectors intersect
* @param array $selectors
*/
public function selectorsIntersect($selectors = array())
{
while (true) {
$length = count($selectors);
if ($length < 2) {
break;
}
$result = array();
$flag = false;
$pos = 0;
for ($i = 0; $i < $length - 1; $i++) {
$strs = array($selectors[$i]['selector'], $selectors[$i + 1]['selector']);
if ($this->checkSelector($strs)) {
$assoc = Fl_Css_Static::getPropertiesIntersect($selectors[$i], $selectors[$i + 1]);
} else {
$assoc = null;
}
if (!empty($assoc)) {
foreach ($assoc as $name => $item) {
unset($selectors[$i]['attrs'][$name]);
unset($selectors[$i + 1]['attrs'][$name]);
}
$equal = array_merge(array($selectors[$i + 1]['selector']), $selectors[$i]['equal'], $selectors[$i + 1]['equal']);
$selectors[$i]['pos'] = $pos++;
$result[] = $selectors[$i];
$result[] = array("attrs" => $assoc, "selector" => $selectors[$i]['selector'], "score" => $selectors[$i]['score'], "same_score" => $selectors[$i]['score'] == $selectors[$i + 1]['score'] ? true : false, 'equal' => $equal, 'pos' => $pos++);
$flag = true;
} elseif (!empty($selectors[$i]['attrs'])) {
$result[] = array_merge($selectors[$i], array('pos' => $pos++));
}
}
if (!empty($selectors[$length - 1])) {
$result[] = array_merge($selectors[$length - 1], array('pos' => $pos++));
}
$selectors = $result;
if (!$flag) {
break;
}
}
return $selectors;
}