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/>.

/**

 * Edit book chapter

 *

 * @package    mod_book

 * @copyright  2004-2011 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');

require_once(__DIR__.'/edit_form.php');

$cmid       = required_param('cmid', PARAM_INT);  // Book Course Module ID

$chapterid  = optional_param('id', 0, PARAM_INT); // Chapter ID

$pagenum    = optional_param('pagenum', 0, PARAM_INT);

$subchapter = optional_param('subchapter', 0, PARAM_BOOL);

$cm = get_coursemodule_from_id('book', $cmid, 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);

$context = context_module::instance($cm->id);

require_capability('mod/book:edit', $context);

$PAGE->set_url('/mod/book/edit.php', array('cmid'=>$cmid, 'id'=>$chapterid, 'pagenum'=>$pagenum, 'subchapter'=>$subchapter));

$PAGE->set_pagelayout('admin'); // TODO: Something. This is a bloody hack!

$PAGE->add_body_class('limitedwidth');

if ($chapterid) {

    $chapter = $DB->get_record('book_chapters', array('id'=>$chapterid, 'bookid'=>$book->id), '*', MUST_EXIST);

    $chapter->tags = core_tag_tag::get_item_tags_array('mod_book', 'book_chapters', $chapter->id);

} else {

    $chapter = new stdClass();

    $chapter->id         = null;

    $chapter->subchapter = $subchapter;

    $chapter->pagenum    = $pagenum + 1;

}

$chapter->cmid = $cm->id;

// Get the previous page number.

$prevpage = $chapter->pagenum - 1;

if ($prevpage) {

    $currentchapter = $DB->get_record('book_chapters', ['pagenum' => $prevpage, 'bookid' => $book->id]);

    if ($currentchapter) {

        $chapter->currentchaptertitle = $currentchapter->title;

    }

}

$options = array('noclean'=>true, 'subdirs'=>true, 'maxfiles'=>-1, 'maxbytes'=>0, 'context'=>$context);

$chapter = file_prepare_standard_editor($chapter, 'content', $options, $context, 'mod_book', 'chapter', $chapter->id);

$mform = new book_chapter_edit_form(null, array('chapter'=>$chapter, 'options'=>$options));

// If data submitted, then process and store.

if ($mform->is_cancelled()) {

    // Make sure at least one chapter exists.

    $chapters = book_preload_chapters($book);

    if (!$chapters) {

        $section = $DB->get_record('course_sections', ['id' => $cm->section]);

        redirect(course_get_url($course, $section)); // Back to course view.

    }

    if (empty($chapter->id)) {

        redirect("view.php?id=$cm->id");

    } else {

        redirect("view.php?id=$cm->id&chapterid=$chapter->id");

    }

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

    if ($data->id) {

        // store the files

        $data->timemodified = time();

        $data = file_postupdate_standard_editor($data, 'content', $options, $context, 'mod_book', 'chapter', $data->id);

        $DB->update_record('book_chapters', $data);

        $DB->set_field('book', 'revision', $book->revision+1, array('id'=>$book->id));

        $chapter = $DB->get_record('book_chapters', array('id' => $data->id));

        core_tag_tag::set_item_tags('mod_book', 'book_chapters', $chapter->id, $context, $data->tags);

        \mod_book\event\chapter_updated::create_from_chapter($book, $context, $chapter)->trigger();

    } else {

        // adding new chapter

        $data->bookid        = $book->id;

        $data->hidden        = 0;

        $data->timecreated   = time();

        $data->timemodified  = time();

        $data->importsrc     = '';

        $data->content       = '';          // updated later

        $data->contentformat = FORMAT_HTML; // updated later

        // make room for new page

        $sql = "UPDATE {book_chapters}

                   SET pagenum = pagenum + 1

                 WHERE bookid = ? AND pagenum >= ?";

        $DB->execute($sql, array($book->id, $data->pagenum));

        $data->id = $DB->insert_record('book_chapters', $data);

        // store the files

        $data = file_postupdate_standard_editor($data, 'content', $options, $context, 'mod_book', 'chapter', $data->id);

        $DB->update_record('book_chapters', $data);

        $DB->set_field('book', 'revision', $book->revision+1, array('id'=>$book->id));

        $chapter = $DB->get_record('book_chapters', array('id' => $data->id));

        core_tag_tag::set_item_tags('mod_book', 'book_chapters', $chapter->id, $context, $data->tags);

        \mod_book\event\chapter_created::create_from_chapter($book, $context, $chapter)->trigger();

    }

    book_preload_chapters($book); // fix structure

    redirect("view.php?id=$cm->id&chapterid=$data->id");

}

// Otherwise fill and print the form.

$PAGE->set_title($book->name);

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

$PAGE->set_secondary_active_tab('modulepage');

if ($chapters = book_preload_chapters($book)) {

    book_add_fake_block($chapters, $chapter, $book, $cm);

}

$PAGE->activityheader->set_attrs([

    "description" => '',

    "hidecompletion" => true

]);

echo $OUTPUT->header();

$mform->display();

echo $OUTPUT->footer();