MDL-23255 fixed inverted isset preventing visibility change in course edit form ...
[moodle.git] / course / edit_form.php
1 <?php
3 defined('MOODLE_INTERNAL') || die;
5 require_once($CFG->libdir.'/formslib.php');
7 class course_edit_form extends moodleform {
8     protected $course;
9     protected $context;
11     function definition() {
12         global $USER, $CFG, $DB;
14         $mform    = $this->_form;
16         $course        = $this->_customdata['course']; // this contains the data of this form
17         $category      = $this->_customdata['category'];
18         $editoroptions = $this->_customdata['editoroptions'];
20         $systemcontext   = get_context_instance(CONTEXT_SYSTEM);
21         $categorycontext = get_context_instance(CONTEXT_COURSECAT, $category->id);
23         if (!empty($course->id)) {
24             $coursecontext = get_context_instance(CONTEXT_COURSE, $course->id);
25             $context = $coursecontext;
26         } else {
27             $coursecontext = null;
28             $context = $categorycontext;
29         }
31         $courseconfig = get_config('moodlecourse');
33         $this->course  = $course;
34         $this->context = $context;
36 /// form definition with new course defaults
37 //--------------------------------------------------------------------------------
38         $mform->addElement('header','general', get_string('general', 'form'));
40         // verify permissions to change course category or keep current
41         if (empty($course->id)) {
42             if (has_capability('moodle/course:create', $categorycontext)) {
43                 $displaylist = array();
44                 $parentlist = array();
45                 make_categories_list($displaylist, $parentlist, 'moodle/course:create');
46                 $mform->addElement('select', 'category', get_string('category'), $displaylist);
47                 $mform->addHelpButton('category', 'category');
48                 $mform->setDefault('category', $category->id);
49             } else {
50                 $mform->addElement('hidden', 'category', null);
51                 $mform->setType('category', PARAM_INT);
52                 $mform->setConstant('category', $category->id);
53             }
54         } else {
55             if (has_capability('moodle/course:changecategory', $coursecontext)) {
56                 $displaylist = array();
57                 $parentlist = array();
58                 make_categories_list($displaylist, $parentlist, 'moodle/course:create');
59                 if (!isset($displaylist[$course->category])) {
60                     //always keep current
61                     $displaylist[$course->category] = format_string($DB->get_field('course_categories', 'name', array('id'=>$course->category)));
62                 }
63                 $mform->addElement('select', 'category', get_string('category'), $displaylist);
64                 $mform->addHelpButton('category', 'category');
65             } else {
66                 //keep current
67                 $mform->addElement('hidden', 'category', null);
68                 $mform->setType('category', PARAM_INT);
69                 $mform->setConstant('category', $course->category);
70             }
71         }
73         $mform->addElement('text','fullname', get_string('fullnamecourse'),'maxlength="254" size="50"');
74         $mform->addHelpButton('fullname', 'fullnamecourse');
75         $mform->addRule('fullname', get_string('missingfullname'), 'required', null, 'client');
76         $mform->setType('fullname', PARAM_MULTILANG);
77         if (!empty($course->id) and !has_capability('moodle/course:changefullname', $coursecontext)) {
78             $mform->hardFreeze('fullname');
79             $mform->setConstant('fullname', $course->fullname);
80         }
82         $mform->addElement('text','shortname', get_string('shortnamecourse'),'maxlength="100" size="20"');
83         $mform->addHelpButton('shortname', 'shortnamecourse');
84         $mform->addRule('shortname', get_string('missingshortname'), 'required', null, 'client');
85         $mform->setType('shortname', PARAM_MULTILANG);
86         if (!empty($course->id) and !has_capability('moodle/course:changeshortname', $coursecontext)) {
87             $mform->hardFreeze('shortname');
88             $mform->setConstant('shortname', $course->shortname);
89         }
91         $mform->addElement('text','idnumber', get_string('idnumbercourse'),'maxlength="100"  size="10"');
92         $mform->addHelpButton('idnumber', 'idnumbercourse');
93         $mform->setType('idnumber', PARAM_RAW);
94         if (!empty($course->id) and !has_capability('moodle/course:changeidnumber', $coursecontext)) {
95             $mform->hardFreeze('idnumber');
96             $mform->setConstants('idnumber', $course->idnumber);
97         }
100         $mform->addElement('editor','summary_editor', get_string('coursesummary'), null, $editoroptions);
101         $mform->addHelpButton('summary_editor', 'coursesummary');
102         $mform->setType('summary_editor', PARAM_RAW);
104         if (!empty($course->id) and !has_capability('moodle/course:changesummary', $coursecontext)) {
105             $mform->hardFreeze('summary_editor');
106         }
108         $courseformats = get_plugin_list('format');
109         $formcourseformats = array();
110         foreach ($courseformats as $courseformat => $formatdir) {
111             $formcourseformats[$courseformat] = get_string('pluginname', "format_$courseformat");
112         }
113         $mform->addElement('select', 'format', get_string('format'), $formcourseformats);
114         $mform->addHelpButton('format', 'format');
115         $mform->setDefault('format', $courseconfig->format);
117         for ($i=1; $i<=52; $i++) {
118           $sectionmenu[$i] = "$i";
119         }
120         $mform->addElement('select', 'numsections', get_string('numberweeks'), $sectionmenu);
121         $mform->setDefault('numsections', $courseconfig->numsections);
123         $mform->addElement('date_selector', 'startdate', get_string('startdate'));
124         $mform->addHelpButton('startdate', 'startdate');
125         $mform->setDefault('startdate', time() + 3600 * 24);
127         $choices = array();
128         $choices['0'] = get_string('hiddensectionscollapsed');
129         $choices['1'] = get_string('hiddensectionsinvisible');
130         $mform->addElement('select', 'hiddensections', get_string('hiddensections'), $choices);
131         $mform->addHelpButton('hiddensections', 'hiddensections');
132         $mform->setDefault('hiddensections', $courseconfig->hiddensections);
134         $options = range(0, 10);
135         $mform->addElement('select', 'newsitems', get_string('newsitemsnumber'), $options);
136         $mform->addHelpButton('newsitems', 'newsitemsnumber');
137         $mform->setDefault('newsitems', $courseconfig->newsitems);
139         $mform->addElement('selectyesno', 'showgrades', get_string('showgrades'));
140         $mform->addHelpButton('showgrades', 'showgrades');
141         $mform->setDefault('showgrades', $courseconfig->showgrades);
143         $mform->addElement('selectyesno', 'showreports', get_string('showreports'));
144         $mform->addHelpButton('showreports', 'showreports');
145         $mform->setDefault('showreports', $courseconfig->showreports);
147         $choices = get_max_upload_sizes($CFG->maxbytes);
148         $mform->addElement('select', 'maxbytes', get_string('maximumupload'), $choices);
149         $mform->addHelpButton('maxbytes', 'maximumupload');
150         $mform->setDefault('maxbytes', $courseconfig->maxbytes);
152         if (!empty($course->legacyfiles)) {
153             $choices = array('1'=>get_string('no'), '2'=>get_string('yes'));
154             $mform->addElement('select', 'legacyfiles', get_string('courselegacyfiles'), $choices);
155             $mform->addHelpButton('legacyfiles', 'courselegacyfiles');
156         }
158         if (!empty($CFG->allowcoursethemes)) {
159             $themeobjects = get_list_of_themes();
160             $themes=array();
161             $themes[''] = get_string('forceno');
162             foreach ($themeobjects as $key=>$theme) {
163                 $themes[$key] = $theme->name;
164             }
165             $mform->addElement('select', 'theme', get_string('forcetheme'), $themes);
166         }
168 //--------------------------------------------------------------------------------
169         enrol_course_edit_form($mform, $course, $context);
171 //--------------------------------------------------------------------------------
172         $mform->addElement('header','', get_string('groups', 'group'));
174         $choices = array();
175         $choices[NOGROUPS] = get_string('groupsnone', 'group');
176         $choices[SEPARATEGROUPS] = get_string('groupsseparate', 'group');
177         $choices[VISIBLEGROUPS] = get_string('groupsvisible', 'group');
178         $mform->addElement('select', 'groupmode', get_string('groupmode', 'group'), $choices);
179         $mform->addHelpButton('groupmode', 'groupmode', 'group');
180         $mform->setDefault('groupmode', $courseconfig->groupmode);
182         $choices = array();
183         $choices['0'] = get_string('no');
184         $choices['1'] = get_string('yes');
185         $mform->addElement('select', 'groupmodeforce', get_string('groupmodeforce', 'group'), $choices);
186         $mform->addHelpButton('groupmodeforce', 'groupmodeforce', 'group');
187         $mform->setDefault('groupmodeforce', $courseconfig->groupmodeforce);
189         //default groupings selector
190         $options = array();
191         $options[0] = get_string('none');
192         $mform->addElement('select', 'defaultgroupingid', get_string('defaultgrouping', 'group'), $options);
194 //--------------------------------------------------------------------------------
195         $mform->addElement('header','', get_string('availability'));
197         $choices = array();
198         $choices['0'] = get_string('courseavailablenot');
199         $choices['1'] = get_string('courseavailable');
200         $mform->addElement('select', 'visible', get_string('availability'), $choices);
201         $mform->addHelpButton('visible', 'availability');
202         $mform->setDefault('visible', $courseconfig->visible);
203         if (!has_capability('moodle/course:visibility', $context)) {
204             $mform->hardFreeze('visible');
205             if (!empty($course->id)) {
206                 $mform->setConstant('visible', $course->visible);
207             } else {
208                 $mform->setConstant('visible', $category->visible);
209             }
210         }
212 //--------------------------------------------------------------------------------
213         $mform->addElement('header','', get_string('language'));
215         $languages=array();
216         $languages[''] = get_string('forceno');
217         $languages += get_string_manager()->get_list_of_translations();
218         $mform->addElement('select', 'lang', get_string('forcelanguage'), $languages);
219         $mform->setDefault('lang', $courseconfig->lang);
221 //--------------------------------------------------------------------------------
222         require_once($CFG->libdir.'/completionlib.php');
223         if(completion_info::is_enabled_for_site()) {
224             $mform->addElement('header','', get_string('progress','completion'));
225             $mform->addElement('select', 'enablecompletion', get_string('completion','completion'),
226                 array(0=>get_string('completiondisabled','completion'), 1=>get_string('completionenabled','completion')));
227             $mform->setDefault('enablecompletion', $courseconfig->enablecompletion);
229             $mform->addElement('checkbox', 'completionstartonenrol', get_string('completionstartonenrol', 'completion'));
230             $mform->setDefault('completionstartonenrol', $courseconfig->completionstartonenrol);
231             $mform->disabledIf('completionstartonenrol', 'enablecompletion', 'eq', 0);
232         } else {
233             $mform->addElement('hidden', 'enablecompletion');
234             $mform->setType('enablecompletion', PARAM_INT);
235             $mform->setDefault('enablecompletion',0);
237             $mform->addElement('hidden', 'completionstartonenrol');
238             $mform->setType('completionstartonenrol', PARAM_INT);
239             $mform->setDefault('completionstartonenrol',0);
240         }
242 //--------------------------------------------------------------------------------
243         if (has_capability('moodle/site:config', $systemcontext)) {
244             if (((!empty($course->requested) && $CFG->restrictmodulesfor == 'requested') || $CFG->restrictmodulesfor == 'all')) {
245                 $mform->addElement('header', '', get_string('restrictmodules'));
247                 $options = array();
248                 $options['0'] = get_string('no');
249                 $options['1'] = get_string('yes');
250                 $mform->addElement('select', 'restrictmodules', get_string('restrictmodules'), $options);
251                 if (!empty($CFG->restrictbydefault)) {
252                     $mform->setDefault('restrictmodules', 1);
253                 }
255                 $mods = array(0=>get_string('allownone'));
256                 $mods += $DB->get_records_menu('modules', array('visible'=>1), 'name', 'id, name');
257                 $mform->addElement('select', 'allowedmods', get_string('to'), $mods, array('multiple'=>'multiple', 'size'=>'10'));
258                 $mform->disabledIf('allowedmods', 'restrictmodules', 'eq', 0);
259                 // defaults are already in $course
260             } else {
261                 // remove any mod restriction
262                 $mform->addElement('hidden', 'restrictmodules', 0);
263                 $mform->setType('restrictmodules', PARAM_INT);
264             }
265         } else {
266             $mform->addElement('hidden', 'restrictmodules');
267             $mform->setType('restrictmodules', PARAM_INT);
268             if (empty($course->id)) {
269                 $mform->setConstant('restrictmodules', (int)($CFG->restrictmodulesfor == 'all'));
270             } else {
271                 // keep previous
272                 $mform->setConstant('restrictmodules', $course->restrictmodules);
273             }
274         }
276 /// customizable role names in this course
277 //--------------------------------------------------------------------------------
278         $mform->addElement('header','rolerenaming', get_string('rolerenaming'));
279         $mform->addHelpButton('rolerenaming', 'rolerenaming');
281         if ($roles = get_all_roles()) {
282             if ($coursecontext) {
283                 $roles = role_fix_names($roles, $coursecontext, ROLENAME_ALIAS_RAW);
284             }
285             $assignableroles = get_roles_for_contextlevels(CONTEXT_COURSE);
286             foreach ($roles as $role) {
287                 $mform->addElement('text', 'role_'.$role->id, get_string('yourwordforx', '', $role->name));
288                 if (isset($role->localname)) {
289                     $mform->setDefault('role_'.$role->id, $role->localname);
290                 }
291                 $mform->setType('role_'.$role->id, PARAM_TEXT);
292                 if (!in_array($role->id, $assignableroles)) {
293                     $mform->setAdvanced('role_'.$role->id);
294                 }
295             }
296         }
298 //--------------------------------------------------------------------------------
299         $this->add_action_buttons();
300 //--------------------------------------------------------------------------------
301         $mform->addElement('hidden', 'id', null);
302         $mform->setType('id', PARAM_INT);
304 /// finally set the current form data
305 //--------------------------------------------------------------------------------
306         $this->set_data($course);
307     }
309     function definition_after_data() {
310         global $DB;
312         $mform = $this->_form;
314         // add available groupings
315         if ($courseid = $mform->getElementValue('id') and $mform->elementExists('defaultgroupingid')) {
316             $options = array();
317             if ($groupings = $DB->get_records('groupings', array('courseid'=>$courseid))) {
318                 foreach ($groupings as $grouping) {
319                     $options[$grouping->id] = format_string($grouping->name);
320                 }
321             }
322             $gr_el =& $mform->getElement('defaultgroupingid');
323             $gr_el->load($options);
324         }
325     }
328 /// perform some extra moodle validation
329     function validation($data, $files) {
330         global $DB, $CFG;
332         $errors = parent::validation($data, $files);
333         if ($foundcourses = $DB->get_records('course', array('shortname'=>$data['shortname']))) {
334             if (!empty($data['id'])) {
335                 unset($foundcourses[$data['id']]);
336             }
337             if (!empty($foundcourses)) {
338                 foreach ($foundcourses as $foundcourse) {
339                     $foundcoursenames[] = $foundcourse->fullname;
340                 }
341                 $foundcoursenamestring = implode(',', $foundcoursenames);
342                 $errors['shortname']= get_string('shortnametaken', '', $foundcoursenamestring);
343             }
344         }
346         $errors = array_merge($errors, enrol_course_edit_validation($data, $this->context));
348         return $errors;
349     }