Current Path : C:/Users/Mahmood/Desktop/moodle8/mod/book/ |
Current File : C:/Users/Mahmood/Desktop/moodle8/mod/book/show.php |
<?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/>. /** * Show/hide book chapter * * @package mod_book * @copyright 2004-2010 Petr Skoda {@link http://skodak.org} * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ require(__DIR__.'/../../config.php'); require_once(__DIR__.'/locallib.php'); $id = required_param('id', PARAM_INT); // Course Module ID $chapterid = required_param('chapterid', PARAM_INT); // Chapter ID $cm = get_coursemodule_from_id('book', $id, 0, false, MUST_EXIST); $course = $DB->get_record('course', array('id'=>$cm->course), '*', MUST_EXIST); $book = $DB->get_record('book', array('id'=>$cm->instance), '*', MUST_EXIST); require_login($course, false, $cm); require_sesskey(); $context = context_module::instance($cm->id); require_capability('mod/book:edit', $context); $PAGE->set_url('/mod/book/show.php', array('id'=>$id, 'chapterid'=>$chapterid)); $chapter = $DB->get_record('book_chapters', array('id'=>$chapterid, 'bookid'=>$book->id), '*', MUST_EXIST); // Switch hidden state. $chapter->hidden = $chapter->hidden ? 0 : 1; // Update record. $DB->update_record('book_chapters', $chapter); \mod_book\event\chapter_updated::create_from_chapter($book, $context, $chapter)->trigger(); // Change visibility of subchapters too. if (!$chapter->subchapter) { $chapters = $DB->get_recordset('book_chapters', array('bookid'=>$book->id), 'pagenum ASC'); $found = 0; foreach ($chapters as $ch) { if ($ch->id == $chapter->id) { $found = 1; } else if ($found and $ch->subchapter) { $ch->hidden = $chapter->hidden; $DB->update_record('book_chapters', $ch); \mod_book\event\chapter_updated::create_from_chapter($book, $context, $ch)->trigger(); } else if ($found) { break; } } $chapters->close(); } book_preload_chapters($book); // fix structure $DB->set_field('book', 'revision', $book->revision+1, array('id'=>$book->id)); redirect('view.php?id='.$cm->id.'&chapterid='.$chapter->id);