<?php

// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * Form for editing HTML block instances.
 *
 * @package   block_html
 * @copyright 2009 Tim Hunt
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

/**
 * Form for editing HTML block instances.
 *
 * @copyright 2009 Tim Hunt
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
class block_html_edit_form extends block_edit_form {
    protected function specific_definition($mform) {
        // Fields for editing HTML block title and contents.
        $mform->addElement('header', 'configheader', get_string('blocksettings', 'block'));

        $mform->addElement('text', 'config_title', get_string('configtitle', 'block_html'));
        $mform->setType('config_title', PARAM_MULTILANG);

        // prevent potential XSS on user profile pages
        $parentcontext = get_context_instance_by_id($this->block->instance->parentcontextid);
        $noclean = ($parentcontext->contextlevel != CONTEXT_USER);

        $editoroptions = array('maxfiles' => EDITOR_UNLIMITED_FILES, 'noclean'=>$noclean, 'context'=>$this->block->context);
        $mform->addElement('editor', 'config_text', get_string('configcontent', 'block_html'), null, $editoroptions);
        $mform->setType('config_text', PARAM_RAW); // no XSS prevention here, users must be trusted
    }

    function set_data($defaults) {
        $block = $this->block;
        $draftid_editor = file_get_submitted_draft_itemid('config_text');
        if (!empty($block->config) && is_object($block->config)) {
            $data = clone($block->config);
            $block->config->text = array();
            if (empty($data->text)) {
                $currenttext = '';
            } else {
                $currenttext = $data->text;
            }
            $block->config->text['text'] = file_prepare_draft_area($draftid_editor, $block->context->id, 'block_html', 'content', 0, array('subdirs'=>true), $currenttext);
            $block->config->text['itemid'] = $draftid_editor;
            $block->config->text['format'] = $data->format;
            unset($data);
        }
        parent::set_data($defaults);
    }
}