Current Path : C:/Users/Mahmood/Desktop/moodle8/mod/book/ |
Current File : C:/Users/Mahmood/Desktop/moodle8/mod/book/view.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/>. /** * Book view page * * @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__.'/lib.php'); require_once(__DIR__.'/locallib.php'); require_once($CFG->libdir.'/completionlib.php'); $id = optional_param('id', 0, PARAM_INT); // Course Module ID $bid = optional_param('b', 0, PARAM_INT); // Book id $chapterid = optional_param('chapterid', 0, PARAM_INT); // Chapter ID $edit = optional_param('edit', -1, PARAM_BOOL); // Edit mode // ========================================================================= // security checks START - teachers edit; students view // ========================================================================= if ($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); } else { $book = $DB->get_record('book', array('id'=>$bid), '*', MUST_EXIST); $cm = get_coursemodule_from_instance('book', $book->id, 0, false, MUST_EXIST); $course = $DB->get_record('course', array('id'=>$cm->course), '*', MUST_EXIST); $id = $cm->id; } require_course_login($course, true, $cm); $context = context_module::instance($cm->id); require_capability('mod/book:read', $context); $allowedit = has_capability('mod/book:edit', $context); $viewhidden = has_capability('mod/book:viewhiddenchapters', $context); if ($allowedit) { if ($edit != -1 and confirm_sesskey()) { $USER->editing = $edit; } else { if (isset($USER->editing)) { $edit = $USER->editing; } else { $edit = 0; } } } else { $edit = 0; } // read chapters $chapters = book_preload_chapters($book); if ($allowedit and !$chapters) { redirect('edit.php?cmid='.$cm->id); // No chapters - add new one. } // Check chapterid and read chapter data if ($chapterid == '0') { // Go to first chapter if no given. // Trigger course module viewed event. book_view($book, null, false, $course, $cm, $context); foreach ($chapters as $ch) { if ($edit || ($ch->hidden && $viewhidden)) { $chapterid = $ch->id; break; } if (!$ch->hidden) { $chapterid = $ch->id; break; } } } $courseurl = new moodle_url('/course/view.php', array('id' => $course->id)); // No content in the book. if (!$chapterid) { $PAGE->set_url('/mod/book/view.php', array('id' => $id)); notice(get_string('nocontent', 'mod_book'), $courseurl->out(false)); } // Chapter doesnt exist or it is hidden for students if ((!$chapter = $DB->get_record('book_chapters', array('id' => $chapterid, 'bookid' => $book->id))) or ($chapter->hidden and !$viewhidden)) { print_error('errorchapter', 'mod_book', $courseurl); } $PAGE->set_url('/mod/book/view.php', array('id'=>$id, 'chapterid'=>$chapterid)); // Unset all page parameters. unset($id); unset($bid); unset($chapterid); // Read standard strings. $strbooks = get_string('modulenameplural', 'mod_book'); $strbook = get_string('modulename', 'mod_book'); $strtoc = get_string('toc', 'mod_book'); // prepare header $pagetitle = $book->name . ": " . $chapter->title; $PAGE->set_title($pagetitle); $PAGE->set_heading($course->fullname); book_add_fake_block($chapters, $chapter, $book, $cm, $edit); // prepare chapter navigation icons $previd = null; $prevtitle = null; $navprevtitle = null; $nextid = null; $nexttitle = null; $navnexttitle = null; $last = null; foreach ($chapters as $ch) { if (!$edit and ($ch->hidden && !$viewhidden)) { continue; } if ($last == $chapter->id) { $nextid = $ch->id; $nexttitle = book_get_chapter_title($ch->id, $chapters, $book, $context); $navnexttitle = get_string('navnexttitle', 'mod_book', $nexttitle); break; } if ($ch->id != $chapter->id) { $previd = $ch->id; $prevtitle = book_get_chapter_title($ch->id, $chapters, $book, $context); $navprevtitle = get_string('navprevtitle', 'mod_book', $prevtitle); } $last = $ch->id; } if ($book->navstyle) { $navprevicon = right_to_left() ? 'nav_next' : 'nav_prev'; $navnexticon = right_to_left() ? 'nav_prev' : 'nav_next'; $chnavigation = ''; if ($previd) { $navprev = get_string('navprev', 'book'); if ($book->navstyle == 1) { $chnavigation .= '<a title="' . $navprevtitle . '" class="bookprev" href="view.php?id=' . $cm->id . '&chapterid=' . $previd . '">' . $OUTPUT->pix_icon($navprevicon, $navprevtitle, 'mod_book') . '</a>'; } else { $chnavigation .= '<a title="' . $navprev . '" class="bookprev" href="view.php?id=' . $cm->id . '&chapterid=' . $previd . '">' . '<span class="chaptername"><span class="arrow">' . $OUTPUT->larrow() . ' </span></span>' . $navprev . ': <span class="chaptername">' . $prevtitle . '</span></a>'; } } if ($nextid) { $navnext = get_string('navnext', 'book'); if ($book->navstyle == 1) { $chnavigation .= '<a title="' . $navnexttitle . '" class="booknext" href="view.php?id=' . $cm->id . '&chapterid='.$nextid.'">' . $OUTPUT->pix_icon($navnexticon, $navnexttitle, 'mod_book') . '</a>'; } else { $chnavigation .= ' <a title="' . $navnext . '" class="booknext" href="view.php?id=' . $cm->id . '&chapterid='.$nextid.'">' . $navnext . ':<span class="chaptername"> ' . $nexttitle. '<span class="arrow"> ' . $OUTPUT->rarrow() . '</span></span></a>'; } } else { $navexit = get_string('navexit', 'book'); $sec = $DB->get_field('course_sections', 'section', array('id' => $cm->section)); $returnurl = course_get_url($course, $sec); if ($book->navstyle == 1) { $chnavigation .= '<a title="' . $navexit . '" class="bookexit" href="'.$returnurl.'">' . $OUTPUT->pix_icon('nav_exit', $navexit, 'mod_book') . '</a>'; } else { $chnavigation .= ' <a title="' . $navexit . '" class="bookexit" href="'.$returnurl.'">' . '<span class="chaptername">' . $navexit . ' ' . $OUTPUT->uarrow() . '</span></a>'; } } } // We need to discover if this is the last chapter to mark activity as completed. $islastchapter = false; if (!$nextid) { $islastchapter = true; } book_view($book, $chapter, $islastchapter, $course, $cm, $context); // ===================================================== // Book display HTML code // ===================================================== echo $OUTPUT->header(); echo $OUTPUT->heading(format_string($book->name)); // Info box. if ($book->intro) { echo $OUTPUT->box(format_module_intro('book', $book, $cm->id), 'generalbox', 'intro'); } $navclasses = book_get_nav_classes(); if ($book->navstyle) { // Upper navigation. echo '<div class="navtop clearfix ' . $navclasses[$book->navstyle] . '">' . $chnavigation . '</div>'; } // The chapter itself. $hidden = $chapter->hidden ? ' dimmed_text' : null; echo $OUTPUT->box_start('generalbox book_content' . $hidden); if (!$book->customtitles) { if (!$chapter->subchapter) { $currtitle = book_get_chapter_title($chapter->id, $chapters, $book, $context); echo $OUTPUT->heading($currtitle, 3); } else { $currtitle = book_get_chapter_title($chapters[$chapter->id]->parent, $chapters, $book, $context); $currsubtitle = book_get_chapter_title($chapter->id, $chapters, $book, $context); echo $OUTPUT->heading($currtitle, 3); echo $OUTPUT->heading($currsubtitle, 4); } } $chaptertext = file_rewrite_pluginfile_urls($chapter->content, 'pluginfile.php', $context->id, 'mod_book', 'chapter', $chapter->id); echo format_text($chaptertext, $chapter->contentformat, array('noclean'=>true, 'overflowdiv'=>true, 'context'=>$context)); echo $OUTPUT->box_end(); if (core_tag_tag::is_enabled('mod_book', 'book_chapters')) { echo $OUTPUT->tag_list(core_tag_tag::get_item_tags('mod_book', 'book_chapters', $chapter->id), null, 'book-tags'); } if ($book->navstyle) { // Lower navigation. echo '<div class="navbottom clearfix ' . $navclasses[$book->navstyle] . '">' . $chnavigation . '</div>'; } echo $OUTPUT->footer();