trigger_action_replace_file_asset.inc

<?php
require_once SQ_LIB_PATH.'/html_form/html_form.inc';
require_once SQ_INCLUDE_PATH.'/general_occasional.inc';
require_once SQ_CORE_PACKAGE_PATH.'/system/triggers/trigger_action/trigger_action.inc';

class Trigger_Action_Replace_File_Asset extends Trigger_Action
{


    public static function execute($settings, &$state)
    {
        // check required settings
        if (empty($settings['file_path'])) return FALSE;
        if (!is_readable($settings['file_path'])) {
            trigger_localised_error('CORE0276', E_USER_WARNING, htmlentities($settings['file_path'], ENT_COMPAT, SQ_CONF_DEFAULT_CHARACTER_SET));
            return FALSE;
        }

        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 (is_null($state['asset'])) return FALSE;
        if (!($state['asset'] instanceof File)) {
            trigger_error('Unable to replace file content for a '.$state['asset']->type().' asset', E_USER_NOTICE);
            return FALSE;
        }

        $edit_fns = $state['asset']->getEditFns();
        $lock_acquired = ($GLOBALS['SQ_SYSTEM']->am->acquireLock($state['asset']->id, 'attributes') == 1);

        $info = Array(
                    'name'              => basename($settings['file_path']),
                    'tmp_name'          => $settings['file_path'],
                    'non_uploaded_file' => TRUE,
                );
        $o = NULL; // as long as we don't try to redirect, this will be OK
        $res = $edit_fns->processFileUpload($state['asset'], $o, '', $info, FALSE);
        if ($lock_acquired) {
            $GLOBALS['SQ_SYSTEM']->am->releaseLock($state['asset']->id, 'attributes');
        }
        return $res ? $info : FALSE;

    }//end execute()


    public static function getInterface($settings, $prefix, $write_access=FALSE)
    {
        $file_path = array_get_index($settings, 'file_path', '');
        ob_start();
            if ($write_access) {
                text_box($prefix.'[file_path]', $file_path, 40);
            } else {
                echo '<b>'.$file_path.'</b>';
            }
        $value = ob_get_clean();
        $res = translate('trigger_replace_file', $value);
        if ($write_access) {
            $res .= '<p class="sq-backend-warning"><b>'.translate('trigger_replace_file_type_warning').'</b></p>';
        }
        return $res;

    }//end getInterface()


    public static function processInterface(&$settings, $request_data)
    {
        if (!empty($request_data['file_path'])) {
            $settings['file_path'] = $request_data['file_path'];
        }
        return FALSE;

    }//end processInterface()


}//end class

?>