cohort/edit.php

   1 <?php
   2
   3 // This file is part of Moodle - http://moodle.org/
   4 //
   5 // Moodle is free software: you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation, either version 3 of the License, or
   8 // (at your option) any later version.
   9 //
  10 // Moodle is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU General Public License
  16 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  17
  18
  19 /**
  20  * Cohort related management functions, this file needs to be included manually.
  21  *
  22  * @package    core
  23  * @subpackage cohort
  24  * @copyright  2010 Petr Skoda  {@link http://skodak.org}
  25  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  26  */
  27
  28 require('../config.php');
  29 require($CFG->dirroot.'/course/lib.php');
  30 require($CFG->dirroot.'/cohort/lib.php');
  31 require($CFG->dirroot.'/cohort/edit_form.php');
  32
  33 $id        = optional_param('id', 0, PARAM_INT);
  34 $contextid = optional_param('contextid', 0, PARAM_INT);
  35 $delete    = optional_param('delete', 0, PARAM_BOOL);
  36 $confirm   = optional_param('confirm', 0, PARAM_BOOL);
  37
  38 require_login();
  39
  40 $category = null;
  41 if ($id) {
  42     $cohort = $DB->get_record('cohort', array('id'=>$id), '*', MUST_EXIST);
  43     $context = get_context_instance_by_id($cohort->contextid, MUST_EXIST);
  44 } else {
  45     $context = get_context_instance_by_id($contextid, MUST_EXIST);
  46     if ($context->contextlevel != CONTEXT_COURSECAT and $context->contextlevel != CONTEXT_SYSTEM) {
  47         print_error('invalidcontext');
  48     }
  49     $cohort = new stdClass();
  50     $cohort->id          = 0;
  51     $cohort->contextid   = $context->id;
  52     $cohort->name        = '';
  53     $cohort->description = '';
  54 }
  55
  56 require_capability('moodle/cohort:manage', $context);
  57
  58 $returnurl = new moodle_url('/cohort/index.php', array('contextid'=>$context->id));
  59
  60 if (!empty($cohort->component)) {
  61     // we can not manually edit cohorts that were created by external systems, sorry
  62     redirect($returnurl);
  63 }
  64
  65 $PAGE->set_context($context);
  66 $PAGE->set_url('/cohort/edit.php', array('contextid'=>$context->id, 'id'=>$cohort->id));
  67 $PAGE->set_context($context);
  68
  69 if ($context->contextlevel == CONTEXT_COURSECAT) {
  70     $category = $DB->get_record('course_categories', array('id'=>$context->instanceid), '*', MUST_EXIST);
  71     $PAGE->navbar->add($category->name, new moodle_url('/course/index.php', array('categoryedit'=>'1')));
  72 }
  73 $PAGE->navbar->add(get_string('cohorts', 'cohort'), new moodle_url('/cohort/', array('contextid'=>$context->id)));
  74
  75 if ($delete and $cohort->id) {
  76     $PAGE->url->param('delete', 1);
  77     if ($confirm and confirm_sesskey()) {
  78         cohort_delete_cohort($cohort);
  79         redirect($returnurl);
  80     }
  81     $strheading = get_string('delcohort', 'cohort');
  82     $PAGE->navbar->add($strheading);
  83     $PAGE->set_title($strheading);
  84     $PAGE->set_heading($COURSE->fullname);
  85     echo $OUTPUT->header();
  86     echo $OUTPUT->heading($strheading);
  87     $yesurl = new moodle_url('/cohort/edit.php', array('id'=>$cohort->id, 'delete'=>1, 'confirm'=>1,'sesskey'=>sesskey()));
  88     $message = get_string('delconfirm', 'cohort', format_string($cohort->name));
  89     echo $OUTPUT->confirm($message, $yesurl, $returnurl);
  90     echo $OUTPUT->footer();
  91     die;
  92 }
  93
  94 $editoroptions = array('maxfiles'=>0, 'context'=>$context);
  95 if ($cohort->id) {
  96     // edit existing
  97     $cohort = file_prepare_standard_editor($cohort, 'description', $editoroptions, $context);
  98     $strheading = get_string('editcohort', 'cohort');
  99
 100 } else {
 101     // add new
 102     $cohort = file_prepare_standard_editor($cohort, 'description', $editoroptions, $context);
 103     $strheading = get_string('addcohort', 'cohort');
 104 }
 105
 106 $PAGE->set_title($strheading);
 107 $PAGE->set_heading($COURSE->fullname);
 108 $PAGE->navbar->add($strheading);
 109
 110 $editform = new cohort_edit_form(null, array('editoroptions'=>$editoroptions, 'data'=>$cohort));
 111
 112 if ($editform->is_cancelled()) {
 113     redirect($returnurl);
 114
 115 } else if ($data = $editform->get_data()) {
 116     $data = file_postupdate_standard_editor($data, 'description', $editoroptions, $context);
 117
 118     if ($data->id) {
 119         cohort_update_cohort($data);
 120     } else {
 121         cohort_add_cohort($data);
 122     }
 123
 124     // use new context id, it could have been changed
 125     redirect(new moodle_url('/cohort/index.php', array('contextid'=>$data->contextid)));
 126 }
 127
 128 echo $OUTPUT->header();
 129 echo $OUTPUT->heading($strheading);
 130 echo $editform->display();
 131 echo $OUTPUT->footer();
 132