trigger_condition_url_matches.inc

<?php
require_once SQ_CORE_PACKAGE_PATH.'/system/triggers/trigger_condition/trigger_condition.inc';
require_once SQ_INCLUDE_PATH.'/general_occasional.inc';
class Trigger_Condition_URL_Matches extends Trigger_Condition
{


    public static function evaluate($settings, &$state)
    {
        // grab the data we need to check the condition, if it's not already cached
        // note that new state is modified and new data is available to other conditions
        if (empty($state['asset'])) {
            // grab the asset if assetid is given, but not the asset
            if (empty($state['assetid'])) {
                return FALSE;
            } else {
                $state['asset'] = $GLOBALS['SQ_SYSTEM']->am->getAsset($state['assetid']);
            }
        }

        if (empty($settings['pattern'])) {
            // if no pattern settings, fail
            return FALSE;
        }

        // see if the pattern occurs in the current url
        if (isset($_SERVER['REQUEST_URI'])) {
            $matches = strpos($_SERVER['REQUEST_URI'], $settings['pattern']);
            // check the condition
            if ($settings['match'] && $matches !== FALSE) {
                return TRUE;
            } else if (!$settings['match'] && $matches === FALSE) {
                return TRUE;
            }
        }
        return FALSE;

    }//end evaluate()


    public static function getInterface($settings, $prefix, $write_access=FALSE)
    {
        if (!$write_access) {
            $form_element_extras = 'disabled="disabled"';
        } else {
            $form_element_extras = '';
        }

        $pattern = (isset($settings['pattern'])) ? $settings['pattern'] : '';
        $match = (isset($settings['match'])) ? $settings['match'] : FALSE;

        // begin buffering basic options
        ob_start();
            if ($write_access) {
                text_box($prefix.'[pattern]', $pattern, '100', '', FALSE, $form_element_extras);
                echo '<br>';

                radio_button($prefix.'[match]', '1', $match, NULL,  $form_element_extras);
                echo ' Must be in URL<br>';
                radio_button($prefix.'[match]', '0', !$match, NULL, $form_element_extras);
                echo ' Must not be in URL<br>';
                echo 'Note: this condition only checks the query string ($_SERVER["REQUEST_URI"]) part of the URL';
            } else {
                $match_str = ($match) ? 'must be in URL' : 'must not be in URL';
                echo "\"$pattern\" $match_str .";
            }
            $basic_part_1 = ob_get_contents();
        ob_end_clean();

        return ' URL pattern '.$basic_part_1;

    }//end getInterface()


    public static function processInterface(&$settings, $request_data)
    {
        $pattern = array_get_index($request_data, 'pattern', FALSE);
        if (!$pattern) {
            return 'No URL pattern entered';
        } else {
            $settings['pattern'] = $pattern;
            // store if we want to match pattern or not
            $settings['match'] = array_get_index($request_data, 'match', FALSE);
            return FALSE;
        }

    }//end processInterface()
    
    
    public static function allowMultiple()
    {
        // default to to disallow
        return TRUE;

    }//end allowMultiple()


}//end class

?>