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MDL-44357 theme: Allow core to compile LESS in PHP

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This commit is contained in:
Frederic Massart 2014-02-19 17:02:11 +08:00
parent 9b8555fbea
commit d433cf37cd
68 changed files with 10947 additions and 47 deletions
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49
lib/lessphp/Visitor.php Normal file
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@ -0,0 +1,49 @@
<?php
/**
* Visitor
*
* @package Less
* @subpackage visitor
*/
class Less_Visitor{
var $methods = array();
var $_visitFnCache = array();
function __construct(){
$this->_visitFnCache = get_class_methods(get_class($this));
$this->_visitFnCache = array_flip($this->_visitFnCache);
}
function visitObj( $node ){
$funcName = 'visit'.$node->type;
if( isset($this->_visitFnCache[$funcName]) ){
$visitDeeper = true;
$this->$funcName( $node, $visitDeeper );
if( $visitDeeper ){
$node->accept($this);
}
$funcName = $funcName . "Out";
if( isset($this->_visitFnCache[$funcName]) ){
$this->$funcName( $node );
}
}else{
$node->accept($this);
}
return $node;
}
function visitArray( $nodes ){
array_map( array($this,'visitObj'), $nodes);
return $nodes;
}
}