trigger_condition_metadata_set.inc

<?php
require_once SQ_CORE_PACKAGE_PATH.'/system/triggers/trigger_condition/trigger_condition.inc';

class Trigger_Condition_Metadata_Set extends Trigger_Condition
{


    public static function evaluate($settings, &$state)
    {
        if (empty($settings['asset_id'])) return FALSE;

        $metadata_value = $GLOBALS['SQ_SYSTEM']->getMetadataManager()->getMetadataValueByAssetid($state['assetid'], $settings['asset_id'], TRUE);
        $default_value = $GLOBALS['SQ_SYSTEM']->getMetadataManager()->getMetadataFieldDefaultValue($settings['asset_id']);

        //if the metadatavalue is empty or same as default, that means its not set
        if ( $metadata_value == '' || ($metadata_value === $default_value)) return FALSE;

        // if we have metadata set for this field give mission GO!!!
        return TRUE;

    }//end evaluate()


    public static function getInterface($settings, $prefix, $write_access=FALSE)
    {
        $selected_asset_id = array_get_index($settings, 'asset_id', 0);
        $am = $GLOBALS['SQ_SYSTEM']->am;
        if (!empty($selected_asset_id)) {
            $selected_asset = $am->getAsset($selected_asset_id);
        } else {
            $selected_asset = '';
        }

        // asset finder - to pick the metadata field
        ob_start();
            if ($write_access) {
                $restricted_types['metadata_field_text'] = 'I';
                $restricted_types['metadata_field_thesaurus'] = 'I';
                $restricted_types['metadata_field_select'] = 'I';
                $restricted_types['metadata_field_wysiwyg'] = 'I';
                $restricted_types['metadata_field_multiple_text'] = 'I';
                asset_finder($prefix.'[asset_id]', $selected_asset_id, $restricted_types);
            } else {
                if (!empty($selected_asset_id)) {
                    echo get_asset_tag_line($selected_asset_id);
                } else {
                    echo 'None selected';
                }
            }
            $asset_id_component = ob_get_contents();
        ob_end_clean();

        return translate('trigger_metadata_set', $asset_id_component);

    }//end getInterface()


    public static function processInterface(&$settings, $request_data)
    {
        if (empty($request_data)) {
            return translate('trigger_input_data_error');
        }

        $asset_id = array_get_index($request_data, 'asset_id', FALSE);
        if (!$asset_id) {
            return translate('trigger_asset_not_supplied');
        }

        if (!empty($asset_id['assetid'])) {
            $asset = $GLOBALS['SQ_SYSTEM']->am->getAsset($asset_id['assetid']);
            $settings['asset_id'] = $asset_id['assetid'];
        }

        return FALSE;

    }//end processInterface()


    public static function allowMultiple()
    {

        return TRUE;

    }//end allowMultiple()


}//end class

?>