qrcode.chapril.org-libreqr/less.php/lib/Less/Visitor/joinSelector.php
2021-02-15 21:29:38 +01:00

69 lines
1.6 KiB
PHP

<?php
/**
* Join Selector Visitor
*
* @package Less
* @subpackage visitor
*/
class Less_Visitor_joinSelector extends Less_Visitor {
public $contexts = array( array() );
/**
* @param Less_Tree_Ruleset $root
*/
public function run( $root ) {
return $this->visitObj( $root );
}
public function visitRule( $ruleNode, &$visitDeeper ) {
$visitDeeper = false;
}
public function visitMixinDefinition( $mixinDefinitionNode, &$visitDeeper ) {
$visitDeeper = false;
}
public function visitRuleset( $rulesetNode ) {
$paths = array();
if ( !$rulesetNode->root ) {
$selectors = array();
if ( $rulesetNode->selectors && $rulesetNode->selectors ) {
foreach ( $rulesetNode->selectors as $selector ) {
if ( $selector->getIsOutput() ) {
$selectors[] = $selector;
}
}
}
if ( !$selectors ) {
$rulesetNode->selectors = null;
$rulesetNode->rules = null;
} else {
$context = end( $this->contexts ); // $context = $this->contexts[ count($this->contexts) - 1];
$paths = $rulesetNode->joinSelectors( $context, $selectors );
}
$rulesetNode->paths = $paths;
}
$this->contexts[] = $paths; // different from less.js. Placed after joinSelectors() so that $this->contexts will get correct $paths
}
public function visitRulesetOut() {
array_pop( $this->contexts );
}
public function visitMedia( $mediaNode ) {
$context = end( $this->contexts ); // $context = $this->contexts[ count($this->contexts) - 1];
if ( !count( $context ) || ( is_object( $context[0] ) && $context[0]->multiMedia ) ) {
$mediaNode->rules[0]->root = true;
}
}
}