81 lines
1.9 KiB
PHP
81 lines
1.9 KiB
PHP
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<?php
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/**
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* Extend
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*
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* @package Less
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* @subpackage tree
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*/
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class Less_Tree_Extend extends Less_Tree {
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public $selector;
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public $option;
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public $index;
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public $selfSelectors = array();
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public $allowBefore;
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public $allowAfter;
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public $firstExtendOnThisSelectorPath;
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public $type = 'Extend';
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public $ruleset;
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public $object_id;
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public $parent_ids = array();
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/**
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* @param integer $index
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*/
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public function __construct( $selector, $option, $index ) {
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static $i = 0;
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$this->selector = $selector;
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$this->option = $option;
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$this->index = $index;
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switch ( $option ) {
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case "all":
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$this->allowBefore = true;
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$this->allowAfter = true;
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break;
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default:
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$this->allowBefore = false;
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$this->allowAfter = false;
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break;
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}
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// This must use a string (instead of int) so that array_merge()
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// preserves keys on arrays that use IDs in their keys.
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$this->object_id = 'id_' . $i++;
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$this->parent_ids = array(
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$this->object_id => true
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);
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}
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public function accept( $visitor ) {
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$this->selector = $visitor->visitObj( $this->selector );
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}
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public function compile( $env ) {
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Less_Parser::$has_extends = true;
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$this->selector = $this->selector->compile( $env );
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return $this;
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// return new Less_Tree_Extend( $this->selector->compile($env), $this->option, $this->index);
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}
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public function findSelfSelectors( $selectors ) {
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$selfElements = array();
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for ( $i = 0, $selectors_len = count( $selectors ); $i < $selectors_len; $i++ ) {
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$selectorElements = $selectors[$i]->elements;
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// duplicate the logic in genCSS function inside the selector node.
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// future TODO - move both logics into the selector joiner visitor
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if ( $i && $selectorElements && $selectorElements[0]->combinator === "" ) {
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$selectorElements[0]->combinator = ' ';
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}
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$selfElements = array_merge( $selfElements, $selectors[$i]->elements );
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}
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$this->selfSelectors = array( new Less_Tree_Selector( $selfElements ) );
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}
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}
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