Proyectos de Subversion Moodle

<?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 page for an external blog link.

 *

 * @package    moodlecore

 * @subpackage blog

 * @copyright  2009 Nicolas Connault

 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

require_once('../config.php');

require_once('lib.php');

require_once('external_blog_edit_form.php');

require_once($CFG->libdir . '/simplepie/moodle_simplepie.php');

require_login();

$context = context_system::instance();

require_capability('moodle/blog:manageexternal', $context);

// TODO redirect if $CFG->useexternalblogs is off,

//                  $CFG->maxexternalblogsperuser == 0,

//                  or if user doesn't have caps to manage external blogs.

$id = optional_param('id', null, PARAM_INT);

$url = new moodle_url('/blog/external_blog_edit.php');

if ($id !== null) {

    $url->param('id', $id);

}

$PAGE->set_url($url);

$PAGE->set_context(context_user::instance($USER->id));

$PAGE->set_pagelayout('admin');

$returnurl = new moodle_url('/blog/external_blogs.php');

$action = (empty($id)) ? 'add' : 'edit';

$external = new stdClass();

// Retrieve the external blog record.

if (!empty($id)) {

    if (!$external = $DB->get_record('blog_external', array('id' => $id, 'userid' => $USER->id))) {

        throw new \moodle_exception('wrongexternalid', 'blog');

    }

    $external->autotags = core_tag_tag::get_item_tags_array('core', 'blog_external', $id);

}

$strformheading = ($action == 'edit') ? get_string('editexternalblog', 'blog') : get_string('addnewexternalblog', 'blog');

$strexternalblogs = get_string('externalblogs', 'blog');

$strblogs = get_string('blogs', 'blog');

$externalblogform = new blog_edit_external_form();

if ($externalblogform->is_cancelled()) {

    redirect($returnurl);

} else if ($data = $externalblogform->get_data()) {

    // Save stuff in db.

    switch ($action) {

        case 'add':

            $rss = new moodle_simplepie($data->url);

            $newexternal = new stdClass();

            $newexternal->name = (empty($data->name)) ? $rss->get_title() : $data->name;

            $newexternal->description = (empty($data->description)) ? $rss->get_description() : $data->description;

            $newexternal->userid = $USER->id;

            $newexternal->url = $data->url;

            $newexternal->filtertags = (!empty($data->filtertags)) ? $data->filtertags : null;

            $newexternal->timemodified = time();

            $newexternal->id = $DB->insert_record('blog_external', $newexternal);

            core_tag_tag::set_item_tags('core', 'blog_external', $newexternal->id,

                    context_user::instance($newexternal->userid), $data->autotags);

            blog_sync_external_entries($newexternal);

            // Log this action.

            $eventparms = array('context' => $context,

                'objectid' => $newexternal->id,

                'other' => array('url' => $newexternal->url));

            $event = \core\event\blog_external_added::create($eventparms);

            $event->trigger();

            break;

        case 'edit':

            if ($data->id && $DB->record_exists('blog_external', array('id' => $data->id))) {

                $rss = new moodle_simplepie($data->url);

                $external->id = $data->id;

                $external->name = (empty($data->name)) ? $rss->get_title() : $data->name;

                $external->description = (empty($data->description)) ? $rss->get_description() : $data->description;

                $external->userid = $USER->id;

                $external->url = $data->url;

                $external->filtertags = (!empty($data->filtertags)) ? $data->filtertags : null;

                $external->timemodified = time();

                $DB->update_record('blog_external', $external);

                // Log this action.

                $eventparms = array('context' => $context,

                    'objectid' => $external->id,

                    'other' => array('url' => $external->url));

                $event = \core\event\blog_external_updated::create($eventparms);

                $event->trigger();

                core_tag_tag::set_item_tags('core', 'blog_external', $external->id,

                        context_user::instance($external->userid), $data->autotags);

            } else {

                throw new \moodle_exception('wrongexternalid', 'blog');

            }

            break;

        default :

            throw new \moodle_exception('invalidaction');

    }

    redirect($returnurl);

}

navigation_node::override_active_url(new moodle_url('/blog/external_blogs.php'));

$PAGE->navbar->add(get_string('addnewexternalblog', 'blog'));

$PAGE->set_heading(fullname($USER));

$PAGE->set_title("$strblogs: $strexternalblogs");

echo $OUTPUT->header();

echo $OUTPUT->heading($strformheading, 2);

$externalblogform->set_data($external);

$externalblogform->display();

echo $OUTPUT->footer();