1<?php 2// This file is part of Moodle - http://moodle.org/ 3// 4// Moodle is free software: you can redistribute it and/or modify 5// it under the terms of the GNU General Public License as published by 6// the Free Software Foundation, either version 3 of the License, or 7// (at your option) any later version. 8// 9// Moodle is distributed in the hope that it will be useful, 10// but WITHOUT ANY WARRANTY; without even the implied warranty of 11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12// GNU General Public License for more details. 13// 14// You should have received a copy of the GNU General Public License 15// along with Moodle. If not, see <http://www.gnu.org/licenses/>. 16 17 18/** 19 * Form page for an external blog link. 20 * 21 * @package moodlecore 22 * @subpackage blog 23 * @copyright 2009 Nicolas Connault 24 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later 25 */ 26 27require_once('../config.php'); 28require_once('lib.php'); 29require_once('external_blog_edit_form.php'); 30require_once($CFG->libdir . '/simplepie/moodle_simplepie.php'); 31 32require_login(); 33$context = context_system::instance(); 34require_capability('moodle/blog:manageexternal', $context); 35 36// TODO redirect if $CFG->useexternalblogs is off, 37// $CFG->maxexternalblogsperuser == 0, 38// or if user doesn't have caps to manage external blogs. 39 40$id = optional_param('id', null, PARAM_INT); 41$url = new moodle_url('/blog/external_blog_edit.php'); 42if ($id !== null) { 43 $url->param('id', $id); 44} 45$PAGE->set_url($url); 46$PAGE->set_context(context_user::instance($USER->id)); 47$PAGE->set_pagelayout('admin'); 48 49$returnurl = new moodle_url('/blog/external_blogs.php'); 50 51$action = (empty($id)) ? 'add' : 'edit'; 52 53$external = new stdClass(); 54 55// Retrieve the external blog record. 56if (!empty($id)) { 57 if (!$external = $DB->get_record('blog_external', array('id' => $id, 'userid' => $USER->id))) { 58 print_error('wrongexternalid', 'blog'); 59 } 60 $external->autotags = core_tag_tag::get_item_tags_array('core', 'blog_external', $id); 61} 62 63$strformheading = ($action == 'edit') ? get_string('editexternalblog', 'blog') : get_string('addnewexternalblog', 'blog'); 64$strexternalblogs = get_string('externalblogs', 'blog'); 65$strblogs = get_string('blogs', 'blog'); 66 67$externalblogform = new blog_edit_external_form(); 68 69if ($externalblogform->is_cancelled()) { 70 redirect($returnurl); 71 72} else if ($data = $externalblogform->get_data()) { 73 // Save stuff in db. 74 switch ($action) { 75 case 'add': 76 $rss = new moodle_simplepie($data->url); 77 78 $newexternal = new stdClass(); 79 $newexternal->name = (empty($data->name)) ? $rss->get_title() : $data->name; 80 $newexternal->description = (empty($data->description)) ? $rss->get_description() : $data->description; 81 $newexternal->userid = $USER->id; 82 $newexternal->url = $data->url; 83 $newexternal->filtertags = (!empty($data->filtertags)) ? $data->filtertags : null; 84 $newexternal->timemodified = time(); 85 86 $newexternal->id = $DB->insert_record('blog_external', $newexternal); 87 core_tag_tag::set_item_tags('core', 'blog_external', $newexternal->id, 88 context_user::instance($newexternal->userid), $data->autotags); 89 blog_sync_external_entries($newexternal); 90 91 // Log this action. 92 $eventparms = array('context' => $context, 93 'objectid' => $newexternal->id, 94 'other' => array('url' => $newexternal->url)); 95 $event = \core\event\blog_external_added::create($eventparms); 96 $event->trigger(); 97 98 break; 99 100 case 'edit': 101 if ($data->id && $DB->record_exists('blog_external', array('id' => $data->id))) { 102 103 $rss = new moodle_simplepie($data->url); 104 105 $external->id = $data->id; 106 $external->name = (empty($data->name)) ? $rss->get_title() : $data->name; 107 $external->description = (empty($data->description)) ? $rss->get_description() : $data->description; 108 $external->userid = $USER->id; 109 $external->url = $data->url; 110 $external->filtertags = (!empty($data->filtertags)) ? $data->filtertags : null; 111 $external->timemodified = time(); 112 113 $DB->update_record('blog_external', $external); 114 115 // Log this action. 116 $eventparms = array('context' => $context, 117 'objectid' => $external->id, 118 'other' => array('url' => $external->url)); 119 $event = \core\event\blog_external_updated::create($eventparms); 120 $event->trigger(); 121 122 core_tag_tag::set_item_tags('core', 'blog_external', $external->id, 123 context_user::instance($external->userid), $data->autotags); 124 } else { 125 print_error('wrongexternalid', 'blog'); 126 } 127 128 break; 129 130 default : 131 print_error('invalidaction'); 132 } 133 134 redirect($returnurl); 135} 136 137navigation_node::override_active_url(new moodle_url('/blog/external_blogs.php')); 138$PAGE->navbar->add(get_string('addnewexternalblog', 'blog')); 139 140$PAGE->set_heading(fullname($USER)); 141$PAGE->set_title("$SITE->shortname: $strblogs: $strexternalblogs"); 142 143echo $OUTPUT->header(); 144echo $OUTPUT->heading($strformheading, 2); 145 146$externalblogform->set_data($external); 147$externalblogform->display(); 148 149echo $OUTPUT->footer(); 150