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<?php

/**
 * Quoted
 *
 * @package Less
 * @subpackage tree
 */
class Less_Tree_Quoted extends Less_Tree{
	public $escaped;
	public $value;
	public $quote;
	public $index;
	public $currentFileInfo;
	public $type = 'Quoted';

/**
	 * @param string $str
	 */
	public function __construct($str, $content = '', $escaped = false, $index = false, $currentFileInfo = null ){
		$this->escaped = $escaped;
		$this->value = $content;
		if( $str ){
			$this->quote = $str[0];
		}
		$this->index = $index;
		$this->currentFileInfo = $currentFileInfo;
	}

/**
     * @see Less_Tree::genCSS
     */
    public function genCSS( $output ){
		if( !$this->escaped ){
			$output->add( $this->quote, $this->currentFileInfo, $this->index );
        }
        $output->add( $this->value );
        if( !$this->escaped ){
			$output->add( $this->quote );
        }
    }

public function compile($env){

$value = $this->value;
		if( preg_match_all('/`([^`]+)`/', $this->value, $matches) ){
			foreach($matches as $i => $match){
				$js = new Less_Tree_JavaScript($matches[1], $this->index, true);
				$js = $js->compile()->value;
				$value = str_replace($matches[0][$i], $js, $value);
			}
		}

if( preg_match_all('/@\{([\w-]+)\}/',$value,$matches) ){
			foreach($matches[1] as $i => $match){
				$v = new Less_Tree_Variable('@' . $match, $this->index, $this->currentFileInfo );
				$v = $v->compile($env);
				$v = ($v instanceof Less_Tree_Quoted) ? $v->value : $v->toCSS();
				$value = str_replace($matches[0][$i], $v, $value);
			}
		}

return new Less_Tree_Quoted($this->quote . $value . $this->quote, $value, $this->escaped, $this->index, $this->currentFileInfo);
	}

public function compare($x) {

if( !Less_Parser::is_method($x, 'toCSS') ){
			return -1;
		}

$left = $this->toCSS();
		$right = $x->toCSS();

if ($left === $right) {
			return 0;
		}

return $left < $right ? -1 : 1;
	}
}