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