Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with HTTPS or Subversion.

Download ZIP
tree: d71c486507
Fetching contributors…

Cannot retrieve contributors at this time

122 lines (95 sloc) 4.332 kb
<?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/>.
/**
* Moodleform for the user interface for managing external blog links.
*
* @package moodlecore
* @subpackage blog
* @copyright 2009 Nicolas Connault
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
if (!defined('MOODLE_INTERNAL')) {
die('Direct access to this script is forbidden.'); /// It must be included from a Moodle page
}
require_once($CFG->libdir.'/formslib.php');
class blog_edit_external_form extends moodleform {
public function definition() {
global $CFG;
$mform =& $this->_form;
$mform->addElement('text', 'url', get_string('url', 'blog'), array('size' => 50));
$mform->addRule('url', get_string('emptyurl', 'blog'), 'required', null, 'client');
$mform->addHelpButton('url', 'url', 'blog');
$mform->addElement('text', 'name', get_string('name', 'blog'));
$mform->addHelpButton('name', 'name', 'blog');
$mform->addElement('textarea', 'description', get_string('description', 'blog'), array('cols' => 50, 'rows' => 7));
$mform->addHelpButton('description', 'description', 'blog');
if (!empty($CFG->usetags)) {
$mform->addElement('text', 'filtertags', get_string('filtertags', 'blog'), array('size' => 50));
$mform->addHelpButton('filtertags', 'filtertags', 'blog');
$mform->addElement('text', 'autotags', get_string('autotags', 'blog'), array('size' => 50));
$mform->addHelpButton('autotags', 'autotags', 'blog');
}
$this->add_action_buttons();
$mform->addElement('hidden', 'id');
$mform->setType('id', PARAM_INT);
$mform->setDefault('id', 0);
$mform->addElement('hidden', 'returnurl');
$mform->setType('returnurl', PARAM_URL);
$mform->setDefault('returnurl', 0);
}
/**
* Additional validation includes checking URL and tags
*/
public function validation($data, $files) {
global $CFG;
$errors = parent::validation($data, $files);
require_once($CFG->libdir . '/simplepie/moodle_simplepie.php');
$rssfile = new moodle_simplepie_file($data['url']);
$filetest = new SimplePie_Locator($rssfile);
if (!$filetest->is_feed($rssfile)) {
$errors['url'] = get_string('feedisinvalid', 'blog');
} else {
$rss = new moodle_simplepie($data['url']);
if (!$rss->init()) {
$errors['url'] = get_string('emptyrssfeed', 'blog');
}
}
return $errors;
}
public function definition_after_data() {
global $CFG, $COURSE;
$mform =& $this->_form;
$name = trim($mform->getElementValue('name'));
$description = trim($mform->getElementValue('description'));
$url = $mform->getElementValue('url');
if (empty($name) || empty($description)) {
$rss = new moodle_simplepie($url);
if (empty($name) && $rss->get_title()) {
$mform->setDefault('name', $rss->get_title());
}
if (empty($description) && $rss->get_description()) {
$mform->setDefault('description', $rss->get_description());
}
}
if ($id = $mform->getElementValue('id')) {
$mform->setDefault('autotags', implode(',', tag_get_tags_array('blog_external', $id)));
$mform->freeze('url');
$mform->freeze('filtertags');
// TODO change the filtertags element to a multiple select, using the tags of the external blog
// Use $rss->get_channel_tags()
}
}
}
Jump to Line
Something went wrong with that request. Please try again.