public function test3()
{
$this->getFlInstance();
$tokens = $this->getTokens('3.text');
$tokens = $tokens[0];
$score = Fl_Css_Static::getSelectorSpecificity($tokens);
//print_r($score);
}
/**
*
* collection selector
* @param array $token
* @param int $selectorPos
*/
public function collectionSelector($token, $selectorPos = 0)
{
$attrs = $this->getSelectorProperties();
if ($this->options['remove_empty_selector'] && empty($attrs)) {
return true;
}
$detail = array('attrs' => $attrs, 'score' => 0, 'equal' => array(), 'pos' => $selectorPos++);
$result = $this->getInstance('Fl_Css_SelectorToken', $token['value'])->run();
if ($this->removeUnusedClass) {
$removeResult = array();
foreach ($result as $item) {
$last = $item[count($item) - 1];
if ($last['type'] === FL_TOKEN_CSS_SELECTOR_CLASS) {
$classValue = substr($last['value'], 1);
if (in_array($classValue, $this->useClassList)) {
$removeResult[] = $item;
}
} else {
$removeResult[] = $item;
}
}
if (empty($removeResult)) {
return true;
}
$result = $removeResult;
}
if (count($result) === 1) {
//only a tag
if (!$this->inKeyframes && count($result[0]) === 1 && $result[0][0]['type'] === FL_TOKEN_CSS_SELECTOR_TYPE) {
$value = strtolower($result[0][0]['value']);
$se = array_merge($detail, array("selector" => $value, "score" => 1));
if (!isset($this->tagMultis[$value])) {
if (isset($this->selectors[$value])) {
$attrs = Fl_Css_Static::mergeProperties($this->selectors[$value]['attrs'], $attrs);
$this->selectors[$value]['attrs'] = $attrs;
} else {
/*$this->selectors = array_merge ( array (
$value => $se
), $this->selectors );*/
$this->selectors[$value] = $se;
}
} else {
$this->selectors[$value . "%" . $selectorPos++] = $se;
}
} else {
$selector = Fl_Css_Static::selectorTokenToText($result[0], false);
$detail['selector'] = $selector;
$detail['score'] = Fl_Css_Static::getSelectorSpecificity($result[0], true);
$this->selectors[$selector . "%" . $selectorPos++] = $detail;
}
} else {
$every = true;
$sts = array();
foreach ($result as $item) {
if (count($item) === 1 && $item[0]['type'] === FL_TOKEN_CSS_SELECTOR_TYPE) {
$sts[strtolower($item[0]['value'])] = 1;
} else {
$every = false;
}
}
$selectors = array();
$score = -1;
$same = true;
foreach ($result as $item) {
$selectors[] = Fl_Css_Static::selectorTokenToText($item, false);
$s = Fl_Css_Static::getSelectorSpecificity($item, true);
if ($score != -1 && $score !== $s) {
$same = false;
}
if ($score === -1) {
$score = $s;
}
}
$selector = join(",", $selectors);
if ($every) {
if (isset($this->selectors[$selector])) {
$attrs = Fl_Css_Static::mergeProperties($this->selectors[$selector]['attrs'], $attrs);
$this->selectors[$selector]['attrs'] = $attrs;
} else {
$detail['selector'] = array_shift($selectors);
$detail['score'] = 1;
$detail['same_score'] = true;
$detail['equal'] = $selectors;
/*$this->selectors = array_merge ( array (
$selector => $detail
), $this->selectors );*/
$this->selectors[$selector] = $detail;
}
} else {
$this->tagMultis = array_merge($this->tagMultis, $sts);
$detail['selector'] = array_shift($selectors);
$detail['equal'] = $selectors;
$detail['same_score'] = $same;
$detail['score'] = $score;
$this->selectors[$selector . "%" . $selectorPos++] = $detail;
}
}
}
/**
*
* Calculating a selector's specificity
* see more: http://www.w3.org/TR/selectors/#specificity
* @param array $selectorTokens
*/
public static function getSelectorSpecificity($selectorTokens = array())
{
if (!is_array($selectorTokens)) {
$selectorTokens = self::getSelectorTokens($selectorTokens);
}
$score = array(0, 0, 0);
$notPattern = '/^\\:not\\(/ies';
foreach ($selectorTokens as $item) {
$type = $item['type'];
switch ($type) {
case FL_TOKEN_CSS_SELECTOR_ID:
$score[0]++;
break;
case FL_TOKEN_CSS_SELECTOR_TYPE:
case FL_TOKEN_CSS_SELECTOR_PSEUDO_ELEMENT:
$score[2]++;
break;
case FL_TOKEN_CSS_SELECTOR_CLASS:
case FL_TOKEN_CSS_SELECTOR_ATTRIBUTES:
$score[1]++;
break;
case FL_TOKEN_CSS_SELECTOR_PSEUDO_CLASS:
$value = $item['value'];
//:not(xxx)
if (preg_match($notPattern, $value)) {
$value = trim(preg_replace($notPattern, "", $value));
$value = substr($value, 0, strlen($value) - 1);
Fl::loadClass('Fl_Css_SelectorToken');
$instance = new Fl_Css_SelectorToken($value);
$tokens = $instance->run();
$notScore = Fl_Css_Static::getSelectorSpecificity($tokens[0]);
$score[0] += $notScore[0];
$score[1] += $notScore[1];
$score[2] += $notScore[2];
} else {
$score[1]++;
}
break;
}
}
return $score;
}
