mirror of
https://github.com/moodle/moodle.git
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400 lines
16 KiB
PHP
400 lines
16 KiB
PHP
<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* For most people, just lists the course categories
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* Allows the admin to create, delete and rename course categories
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*
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* @copyright 1999 Martin Dougiamas http://dougiamas.com
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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* @package course
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*/
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require_once("../config.php");
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require_once("lib.php");
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$categoryedit = optional_param('categoryedit', -1,PARAM_BOOL);
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$delete = optional_param('delete',0,PARAM_INT);
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$hide = optional_param('hide',0,PARAM_INT);
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$show = optional_param('show',0,PARAM_INT);
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$move = optional_param('move',0,PARAM_INT);
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$moveto = optional_param('moveto',-1,PARAM_INT);
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$moveup = optional_param('moveup',0,PARAM_INT);
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$movedown = optional_param('movedown',0,PARAM_INT);
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$site = get_site();
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$systemcontext = context_system::instance();
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$PAGE->set_url('/course/index.php');
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$PAGE->set_context($systemcontext);
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$PAGE->set_pagelayout('admin');
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if (can_edit_in_category()) {
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if ($categoryedit !== -1) {
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$USER->editing = $categoryedit;
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}
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require_login();
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$adminediting = $PAGE->user_is_editing();
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} else {
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if ($CFG->forcelogin) {
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require_login();
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}
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$adminediting = false;
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}
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$stradministration = get_string('administration');
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$strcategories = get_string('categories');
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$strcategory = get_string('category');
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$strcourses = get_string('courses');
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$stredit = get_string('edit');
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$strdelete = get_string('delete');
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$straction = get_string('action');
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$strfulllistofcourses = get_string('fulllistofcourses');
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/// Unless it's an editing admin, just print the regular listing of courses/categories
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if (!$adminediting) {
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/// Print form for creating new categories
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$countcategories = $DB->count_records('course_categories');
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if ($countcategories > 1 || ($countcategories == 1 && $DB->count_records('course') > 200)) {
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$strcourses = get_string('courses');
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$strcategories = get_string('categories');
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$PAGE->navbar->add($strcategories);
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$PAGE->set_title("$site->shortname: $strcategories");
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$PAGE->set_heading($COURSE->fullname);
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$PAGE->set_button(update_category_button());
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echo $OUTPUT->header();
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echo $OUTPUT->heading($strcategories);
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echo $OUTPUT->skip_link_target();
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echo $OUTPUT->box_start('categorybox');
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print_whole_category_list();
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echo $OUTPUT->box_end();
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print_course_search();
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} else {
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$PAGE->navbar->add($strfulllistofcourses);
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$PAGE->set_title("$site->shortname: $strfulllistofcourses");
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$PAGE->set_heading($COURSE->fullname);
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$PAGE->set_button(update_category_button());
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echo $OUTPUT->header();
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echo $OUTPUT->skip_link_target();
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echo $OUTPUT->box_start('courseboxes');
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print_courses(0);
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echo $OUTPUT->box_end();
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}
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echo $OUTPUT->container_start('buttons');
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if (has_capability('moodle/course:create', $systemcontext)) {
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/// Print link to create a new course
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/// Get the 1st available category
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$options = array('category' => $CFG->defaultrequestcategory);
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echo $OUTPUT->single_button(new moodle_url('edit.php', $options), get_string('addnewcourse'), 'get');
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}
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print_course_request_buttons($systemcontext);
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echo $OUTPUT->container_end();
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echo $OUTPUT->footer();
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exit;
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}
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/// Everything else is editing on mode.
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require_once($CFG->libdir.'/adminlib.php');
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admin_externalpage_setup('coursemgmt');
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/// Delete a category.
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if (!empty($delete) and confirm_sesskey()) {
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if (!$deletecat = $DB->get_record('course_categories', array('id'=>$delete))) {
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print_error('invalidcategoryid');
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}
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$context = context_coursecat::instance($delete);
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require_capability('moodle/category:manage', $context);
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require_capability('moodle/category:manage', get_category_or_system_context($deletecat->parent));
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$heading = get_string('deletecategory', 'moodle', format_string($deletecat->name, true, array('context' => $context)));
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require_once('delete_category_form.php');
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$mform = new delete_category_form(null, $deletecat);
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$mform->set_data(array('delete'=>$delete));
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if ($mform->is_cancelled()) {
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redirect('index.php');
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} else if (!$data= $mform->get_data()) {
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require_once($CFG->libdir . '/questionlib.php');
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echo $OUTPUT->header();
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echo $OUTPUT->heading($heading);
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$mform->display();
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echo $OUTPUT->footer();
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exit();
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}
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echo $OUTPUT->header();
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echo $OUTPUT->heading($heading);
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if ($data->fulldelete) {
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$deletedcourses = category_delete_full($deletecat, true);
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foreach($deletedcourses as $course) {
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echo $OUTPUT->notification(get_string('coursedeleted', '', $course->shortname), 'notifysuccess');
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}
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echo $OUTPUT->notification(get_string('coursecategorydeleted', '', format_string($deletecat->name, true, array('context' => $context))), 'notifysuccess');
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} else {
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category_delete_move($deletecat, $data->newparent, true);
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}
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// If we deleted $CFG->defaultrequestcategory, make it point somewhere else.
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if ($delete == $CFG->defaultrequestcategory) {
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set_config('defaultrequestcategory', $DB->get_field('course_categories', 'MIN(id)', array('parent'=>0)));
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}
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echo $OUTPUT->continue_button('index.php');
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echo $OUTPUT->footer();
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die;
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}
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/// Create a default category if necessary
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if (!$categories = get_categories()) { /// No category yet!
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// Try and make one
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$tempcat = new stdClass();
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$tempcat->name = get_string('miscellaneous');
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$tempcat->id = $DB->insert_record('course_categories', $tempcat);
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$tempcat->context = context_coursecat::instance($tempcat->id);
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mark_context_dirty('/'.SYSCONTEXTID);
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fix_course_sortorder(); // Required to build course_categories.depth and .path.
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set_config('defaultrequestcategory', $tempcat->id);
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}
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/// Move a category to a new parent if required
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if (!empty($move) and ($moveto >= 0) and confirm_sesskey()) {
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if ($cattomove = $DB->get_record('course_categories', array('id'=>$move))) {
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require_capability('moodle/category:manage', get_category_or_system_context($cattomove->parent));
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if ($cattomove->parent != $moveto) {
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$newparent = $DB->get_record('course_categories', array('id'=>$moveto));
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require_capability('moodle/category:manage', get_category_or_system_context($moveto));
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move_category($cattomove, $newparent);
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}
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}
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}
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/// Hide or show a category
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if ($hide and confirm_sesskey()) {
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if ($tempcat = $DB->get_record('course_categories', array('id'=>$hide))) {
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require_capability('moodle/category:manage', get_category_or_system_context($tempcat->parent));
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if ($tempcat->visible == 1) {
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course_category_hide($tempcat);
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}
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}
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} else if ($show and confirm_sesskey()) {
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if ($tempcat = $DB->get_record('course_categories', array('id'=>$show))) {
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require_capability('moodle/category:manage', get_category_or_system_context($tempcat->parent));
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if ($tempcat->visible == 0) {
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course_category_show($tempcat);
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}
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}
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}
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/// Move a category up or down
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if ((!empty($moveup) or !empty($movedown)) and confirm_sesskey()) {
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fix_course_sortorder();
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$swapcategory = NULL;
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if (!empty($moveup)) {
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require_capability('moodle/category:manage', context_coursecat::instance($moveup));
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if ($movecategory = $DB->get_record('course_categories', array('id'=>$moveup))) {
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if ($swapcategory = $DB->get_records_select('course_categories', "sortorder<? AND parent=?", array($movecategory->sortorder, $movecategory->parent), 'sortorder DESC', '*', 0, 1)) {
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$swapcategory = reset($swapcategory);
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}
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}
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} else {
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require_capability('moodle/category:manage', context_coursecat::instance($movedown));
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if ($movecategory = $DB->get_record('course_categories', array('id'=>$movedown))) {
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if ($swapcategory = $DB->get_records_select('course_categories', "sortorder>? AND parent=?", array($movecategory->sortorder, $movecategory->parent), 'sortorder ASC', '*', 0, 1)) {
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$swapcategory = reset($swapcategory);
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}
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}
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}
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if ($swapcategory and $movecategory) {
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$DB->set_field('course_categories', 'sortorder', $swapcategory->sortorder, array('id'=>$movecategory->id));
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$DB->set_field('course_categories', 'sortorder', $movecategory->sortorder, array('id'=>$swapcategory->id));
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}
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// finally reorder courses
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fix_course_sortorder();
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}
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/// Print headings
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echo $OUTPUT->header();
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echo $OUTPUT->heading($strcategories);
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/// Print out the categories with all the knobs
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$strcategories = get_string('categories');
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$strcourses = get_string('courses');
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$strmovecategoryto = get_string('movecategoryto');
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$stredit = get_string('edit');
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$displaylist = array();
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$parentlist = array();
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$displaylist[0] = get_string('top');
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make_categories_list($displaylist, $parentlist);
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echo '<table class="generaltable editcourse boxaligncenter"><tr class="header">';
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echo '<th class="header" scope="col">'.$strcategories.'</th>';
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echo '<th class="header" scope="col">'.$strcourses.'</th>';
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echo '<th class="header" scope="col">'.$stredit.'</th>';
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echo '<th class="header" scope="col">'.$strmovecategoryto.'</th>';
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echo '</tr>';
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print_category_edit(NULL, $displaylist, $parentlist);
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echo '</table>';
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echo '<div class="buttons">';
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if (has_capability('moodle/course:create', $systemcontext)) {
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// print create course link to first category
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$options = array('category' => $CFG->defaultrequestcategory);
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$options['returnto'] = 'topcat';
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echo $OUTPUT->single_button(new moodle_url('edit.php', $options), get_string('addnewcourse'), 'get');
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}
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// Print button for creating new categories
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if (has_capability('moodle/category:manage', $systemcontext)) {
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$options = array('parent'=>0);
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echo $OUTPUT->single_button(new moodle_url('editcategory.php', $options), get_string('addnewcategory'), 'get');
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}
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print_course_request_buttons($systemcontext);
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echo '</div>';
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echo $OUTPUT->footer();
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function print_category_edit($category, $displaylist, $parentslist, $depth=-1, $up=false, $down=false) {
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/// Recursive function to print all the categories ready for editing
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global $CFG, $USER, $OUTPUT;
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static $str = NULL;
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if (is_null($str)) {
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$str = new stdClass;
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$str->edit = get_string('edit');
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$str->delete = get_string('delete');
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$str->moveup = get_string('moveup');
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$str->movedown = get_string('movedown');
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$str->edit = get_string('editthiscategory');
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$str->hide = get_string('hide');
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$str->show = get_string('show');
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$str->cohorts = get_string('cohorts', 'cohort');
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$str->spacer = $OUTPUT->spacer().' ';
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}
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if (!empty($category)) {
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if (!isset($category->context)) {
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$category->context = context_coursecat::instance($category->id);
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}
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echo '<tr><td align="left" class="name">';
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for ($i=0; $i<$depth;$i++) {
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echo ' ';
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}
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$linkcss = $category->visible ? '' : ' class="dimmed" ';
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echo '<a '.$linkcss.' title="'.$str->edit.'" '.
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' href="category.php?id='.$category->id.'&categoryedit=on&sesskey='.sesskey().'">'.
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format_string($category->name, true, array('context' => $category->context)).'</a>';
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echo '</td>';
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echo '<td class="count">'.$category->coursecount.'</td>';
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echo '<td class="icons">'; /// Print little icons
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if (has_capability('moodle/category:manage', $category->context)) {
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echo '<a title="'.$str->edit.'" href="editcategory.php?id='.$category->id.'"><img'.
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' src="'.$OUTPUT->pix_url('t/edit') . '" class="iconsmall" alt="'.$str->edit.'" /></a> ';
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echo '<a title="'.$str->delete.'" href="index.php?delete='.$category->id.'&sesskey='.sesskey().'"><img'.
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' src="'.$OUTPUT->pix_url('t/delete') . '" class="iconsmall" alt="'.$str->delete.'" /></a> ';
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if (!empty($category->visible)) {
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echo '<a title="'.$str->hide.'" href="index.php?hide='.$category->id.'&sesskey='.sesskey().'"><img'.
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' src="'.$OUTPUT->pix_url('t/hide') . '" class="iconsmall" alt="'.$str->hide.'" /></a> ';
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} else {
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echo '<a title="'.$str->show.'" href="index.php?show='.$category->id.'&sesskey='.sesskey().'"><img'.
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' src="'.$OUTPUT->pix_url('t/show') . '" class="iconsmall" alt="'.$str->show.'" /></a> ';
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}
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if (has_capability('moodle/cohort:manage', $category->context) or has_capability('moodle/cohort:view', $category->context)) {
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echo '<a title="'.$str->cohorts.'" href="'.$CFG->wwwroot.'/cohort/index.php?contextid='.$category->context->id.'"><img'.
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' src="'.$OUTPUT->pix_url('i/cohort') . '" class="iconsmall" alt="'.$str->cohorts.'" /></a> ';
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}
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if ($up) {
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echo '<a title="'.$str->moveup.'" href="index.php?moveup='.$category->id.'&sesskey='.sesskey().'"><img'.
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' src="'.$OUTPUT->pix_url('t/up') . '" class="iconsmall" alt="'.$str->moveup.'" /></a> ';
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} else {
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echo $str->spacer;
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}
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if ($down) {
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echo '<a title="'.$str->movedown.'" href="index.php?movedown='.$category->id.'&sesskey='.sesskey().'"><img'.
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' src="'.$OUTPUT->pix_url('t/down') . '" class="iconsmall" alt="'.$str->movedown.'" /></a> ';
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} else {
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echo $str->spacer;
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}
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}
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echo '</td>';
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echo '<td align="left">';
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if (has_capability('moodle/category:manage', $category->context)) {
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$tempdisplaylist = $displaylist;
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unset($tempdisplaylist[$category->id]);
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foreach ($parentslist as $key => $parents) {
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if (in_array($category->id, $parents)) {
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unset($tempdisplaylist[$key]);
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}
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}
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$popupurl = new moodle_url("index.php?move=$category->id&sesskey=".sesskey());
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$select = new single_select($popupurl, 'moveto', $tempdisplaylist, $category->parent, null, "moveform$category->id");
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$select->set_label(get_string('frontpagecategorynames'), array('class' => 'accesshide'));
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echo $OUTPUT->render($select);
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}
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echo '</td>';
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echo '</tr>';
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} else {
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$category = new stdClass();
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$category->id = '0';
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}
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if ($categories = get_categories($category->id)) { // Print all the children recursively
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$countcats = count($categories);
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$count = 0;
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$first = true;
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$last = false;
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foreach ($categories as $cat) {
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$count++;
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if ($count == $countcats) {
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$last = true;
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}
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$up = $first ? false : true;
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$down = $last ? false : true;
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$first = false;
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print_category_edit($cat, $displaylist, $parentslist, $depth+1, $up, $down);
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}
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}
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}
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