condition_logical.inc

<?php
require_once SQ_CORE_PACKAGE_PATH.'/system/conditions/condition/condition.inc';

class Condition_Logical extends Condition
{


    function __construct($assetid=0)
    {
        parent::__construct($assetid);

    }//end constructor


    public static function getLogicalKeywords(Array &$condition_data)
    {
        return $condition_data['logical_keywords'];

    }//end getLogicalKeywords()


    public static function setLogicalKeywords(Array &$condition_data, Array $logical_keywords)
    {
        $condition_data['logical_keywords'] = $logical_keywords;

    }//end setLogicalKeywords()


    public static function evaluate(Asset $asset, $condition_data)
    {
        $ret = FALSE;

        if (!empty($condition_data['operator']) && !empty($condition_data['logical_keywords'])) {
            // replace global and non-global keywords
            foreach ($condition_data['logical_keywords'] as $keyword => $value) {
                if (preg_match('/^globals_/', $keyword)) {
                    $value = '%'.$keyword.'%';
                    replace_global_keywords($value);  
                } else {
                    $value = $asset->getKeywordReplacement($keyword);
                }
                $condition_data['logical_keywords'][$keyword] = $value;
            }       
            
            switch ($condition_data['operator']) {
                case 'ALL':
                    $ret = TRUE;
                    foreach ($condition_data['logical_keywords'] as $logical_value) {
                        if (!$logical_value) {
                            $ret = FALSE;
                            break;
                        }
                    }
                break;

                case 'ANY':
                    $ret = FALSE;
                    foreach ($condition_data['logical_keywords'] as $logical_value) {
                        if ($logical_value) {
                            $ret = TRUE;
                            break;
                        }
                    }
                break;
            }
        }

        return $ret;

    }//end evaluate()


    public static function updateKeywords(Array $logical_keywords, Array &$condition_data)
    {
        $condition_logical_keywords = self::getLogicalKeywords($condition_data);
        foreach (array_keys($condition_logical_keywords) as $condition_logical_keyword_name) {
            $condition_logical_keywords[$condition_logical_keyword_name] = isset($logical_keywords[$condition_logical_keyword_name]) ? $logical_keywords[$condition_logical_keyword_name] : '';
        }

        self::setLogicalKeywords($condition_data, $condition_logical_keywords);

    }//end updateKeywords()


    public static function getRequiredKeywords($condition_data)
    {
        return array_keys(self::getLogicalKeywords($condition_data));

    }//end getRequiredKeywords()


}//end class

?>