3 // Moves, adds, updates, duplicates or deletes modules in a course
5 require("../config.php");
6 require_once("lib.php");
10 $sectionreturn = optional_param('sr', '', PARAM_INT
);
11 $add = optional_param('add','', PARAM_ALPHA
);
12 $type = optional_param('type', '', PARAM_ALPHA
);
13 $indent = optional_param('indent', 0, PARAM_INT
);
14 $update = optional_param('update', 0, PARAM_INT
);
15 $hide = optional_param('hide', 0, PARAM_INT
);
16 $show = optional_param('show', 0, PARAM_INT
);
17 $copy = optional_param('copy', 0, PARAM_INT
);
18 $moveto = optional_param('moveto', 0, PARAM_INT
);
19 $movetosection = optional_param('movetosection', 0, PARAM_INT
);
20 $delete = optional_param('delete', 0, PARAM_INT
);
21 $course = optional_param('course', 0, PARAM_INT
);
22 $groupmode = optional_param('groupmode', -1, PARAM_INT
);
23 $duplicate = optional_param('duplicate', 0, PARAM_INT
);
24 $cancel = optional_param('cancel', 0, PARAM_BOOL
);
25 $cancelcopy = optional_param('cancelcopy', 0, PARAM_BOOL
);
27 if (isset($SESSION->modform
)) { // Variables are stored in the session
28 $mod = $SESSION->modform
;
29 unset($SESSION->modform
);
31 $mod = (object)$_POST;
35 if (!empty($SESSION->returnpage
)) {
36 $return = $SESSION->returnpage
;
37 unset($SESSION->returnpage
);
40 redirect("view.php?id=$mod->course#section-$sectionreturn");
44 //check if we are adding / editing a module that has new forms using formslib
47 if (file_exists("../mod/$modname/mod_form.php")) {
48 $id = required_param('id', PARAM_INT
);
49 $section = required_param('section', PARAM_INT
);
50 $type = optional_param('type', '', PARAM_ALPHA
);
51 $returntomod = optional_param('return', 0, PARAM_BOOL
);
53 redirect("modedit.php?add=$add&type=$type&course=$id§ion=$section&return=$returntomod");
55 }elseif (!empty($update)){
56 if (!$modname=get_field_sql("SELECT md.name
57 FROM {$CFG->prefix}course_modules cm,
58 {$CFG->prefix}modules md
59 WHERE cm.id = '$update' AND
61 error('Invalid course module id!');
63 $returntomod = optional_param('return', 0, PARAM_BOOL
);
64 if (file_exists("../mod/$modname/mod_form.php")) {
65 redirect("modedit.php?update=$update&return=$returntomod");
68 //not adding / editing a module that has new forms using formslib
71 if (!empty($course) and confirm_sesskey()) { // add, delete or update form submitted
73 if (empty($mod->coursemodule
)) { //add
74 if (! $course = get_record("course", "id", $mod->course
)) {
75 error("This course doesn't exist");
78 $mod->coursemodule
= '';
79 } else { //delete and update
80 if (! $cm = get_record("course_modules", "id", $mod->coursemodule
)) {
81 error("This course module doesn't exist");
84 if (! $course = get_record("course", "id", $cm->course
)) {
85 error("This course doesn't exist");
87 $mod->instance
= $cm->instance
;
88 $mod->coursemodule
= $cm->id
;
91 require_login($course->id
); // needed to setup proper $COURSE
92 $context = get_context_instance(CONTEXT_COURSE
, $course->id
);
93 require_capability('moodle/course:manageactivities', $context);
95 $mod->course
= $course->id
;
96 $mod->modulename
= clean_param($mod->modulename
, PARAM_SAFEDIR
); // For safety
97 $modlib = "$CFG->dirroot/mod/$mod->modulename/lib.php";
99 if (file_exists($modlib)) {
100 include_once($modlib);
102 error("This module is missing important code! ($modlib)");
104 $addinstancefunction = $mod->modulename
."_add_instance";
105 $updateinstancefunction = $mod->modulename
."_update_instance";
106 $deleteinstancefunction = $mod->modulename
."_delete_instance";
107 $moderr = "$CFG->dirroot/mod/$mod->modulename/moderr.html";
109 switch ($mod->mode
) {
112 if (isset($mod->name
)) {
113 if (trim($mod->name
) == '') {
118 $return = $updateinstancefunction($mod);
120 if (file_exists($moderr)) {
122 include_once($moderr);
125 error("Could not update the $mod->modulename", "view.php?id=$course->id");
127 if (is_string($return)) {
128 error($return, "view.php?id=$course->id");
131 if (isset($mod->visible
)) {
132 set_coursemodule_visible($mod->coursemodule
, $mod->visible
);
135 if (isset($mod->groupmode
)) {
136 set_coursemodule_groupmode($mod->coursemodule
, $mod->groupmode
);
139 if (isset($mod->redirect
)) {
140 $SESSION->returnpage
= $mod->redirecturl
;
142 $SESSION->returnpage
= "$CFG->wwwroot/mod/$mod->modulename/view.php?id=$mod->coursemodule";
145 add_to_log($course->id
, "course", "update mod",
146 "../mod/$mod->modulename/view.php?id=$mod->coursemodule",
147 "$mod->modulename $mod->instance");
148 add_to_log($course->id
, $mod->modulename
, "update",
149 "view.php?id=$mod->coursemodule",
150 "$mod->instance", $mod->coursemodule
);
155 if (!course_allowed_module($course,$mod->modulename
)) {
156 error("This module ($mod->modulename) has been disabled for this particular course");
159 if (!isset($mod->name
) ||
trim($mod->name
) == '') {
160 $mod->name
= get_string("modulename", $mod->modulename
);
163 $return = $addinstancefunction($mod);
165 if (file_exists($moderr)) {
167 include_once($moderr);
170 error("Could not add a new instance of $mod->modulename", "view.php?id=$course->id");
172 if (is_string($return)) {
173 error($return, "view.php?id=$course->id");
176 if (!isset($mod->groupmode
)) { // to deal with pre-1.5 modules
177 $mod->groupmode
= $course->groupmode
; /// Default groupmode the same as course
180 $mod->instance
= $return;
182 // course_modules and course_sections each contain a reference
183 // to each other, so we have to update one of them twice.
185 if (! $mod->coursemodule
= add_course_module($mod) ) {
186 error("Could not add a new course module");
188 if (! $sectionid = add_mod_to_section($mod) ) {
189 error("Could not add the new course module to that section");
192 if (! set_field("course_modules", "section", $sectionid, "id", $mod->coursemodule
)) {
193 error("Could not update the course module with the correct section");
196 if (!isset($mod->visible
)) { // We get the section's visible field status
197 $mod->visible
= get_field("course_sections","visible","id",$sectionid);
199 // make sure visibility is set correctly (in particular in calendar)
200 set_coursemodule_visible($mod->coursemodule
, $mod->visible
);
202 if (isset($mod->redirect
)) {
203 $SESSION->returnpage
= $mod->redirecturl
;
205 $SESSION->returnpage
= "$CFG->wwwroot/mod/$mod->modulename/view.php?id=$mod->coursemodule";
208 add_to_log($course->id
, "course", "add mod",
209 "../mod/$mod->modulename/view.php?id=$mod->coursemodule",
210 "$mod->modulename $mod->instance");
211 add_to_log($course->id
, $mod->modulename
, "add",
212 "view.php?id=$mod->coursemodule",
213 "$mod->instance", $mod->coursemodule
);
217 if (! $deleteinstancefunction($mod->instance
)) {
218 notify("Could not delete the $mod->modulename (instance)");
220 if (! delete_course_module($mod->coursemodule
)) {
221 notify("Could not delete the $mod->modulename (coursemodule)");
223 if (! delete_mod_from_section($mod->coursemodule
, "$mod->section")) {
224 notify("Could not delete the $mod->modulename from that section");
227 unset($SESSION->returnpage
);
229 add_to_log($course->id
, "course", "delete mod",
230 "view.php?id=$mod->course",
231 "$mod->modulename $mod->instance", $mod->coursemodule
);
234 error("No mode defined");
238 rebuild_course_cache($course->id
);
240 if (!empty($SESSION->returnpage
)) {
241 $return = $SESSION->returnpage
;
242 unset($SESSION->returnpage
);
245 redirect("view.php?id=$course->id#section-$sectionreturn");
250 if ((!empty($movetosection) or !empty($moveto)) and confirm_sesskey()) {
252 if (! $cm = get_record("course_modules", "id", $USER->activitycopy
)) {
253 error("The copied course module doesn't exist!");
256 if (!empty($movetosection)) {
257 if (! $section = get_record("course_sections", "id", $movetosection)) {
258 error("This section doesn't exist");
262 } else { // normal moveto
263 if (! $beforecm = get_record("course_modules", "id", $moveto)) {
264 error("The destination course module doesn't exist");
266 if (! $section = get_record("course_sections", "id", $beforecm->section
)) {
267 error("This section doesn't exist");
271 require_login($section->course
); // needed to setup proper $COURSE
272 $context = get_context_instance(CONTEXT_COURSE
, $section->course
);
273 require_capability('moodle/course:manageactivities', $context);
275 if (!ismoving($section->course
)) {
276 error("You need to copy something first!");
279 moveto_module($cm, $section, $beforecm);
281 unset($USER->activitycopy
);
282 unset($USER->activitycopycourse
);
283 unset($USER->activitycopyname
);
285 rebuild_course_cache($section->course
);
287 if (SITEID
== $section->course
) {
288 redirect($CFG->wwwroot
);
290 redirect("view.php?id=$section->course#section-$sectionreturn");
293 } else if (!empty($indent) and confirm_sesskey()) {
295 $id = required_param('id',PARAM_INT
);
297 if (! $cm = get_record("course_modules", "id", $id)) {
298 error("This course module doesn't exist");
301 require_login($cm->course
); // needed to setup proper $COURSE
302 $context = get_context_instance(CONTEXT_COURSE
, $cm->course
);
303 require_capability('moodle/course:manageactivities', $context);
305 $cm->indent +
= $indent;
307 if ($cm->indent
< 0) {
311 if (!set_field("course_modules", "indent", $cm->indent
, "id", $cm->id
)) {
312 error("Could not update the indent level on that course module");
315 if (SITEID
== $cm->course
) {
316 redirect($CFG->wwwroot
);
318 redirect("view.php?id=$cm->course#section-$sectionreturn");
322 } else if (!empty($hide) and confirm_sesskey()) {
324 if (! $cm = get_record("course_modules", "id", $hide)) {
325 error("This course module doesn't exist");
328 require_login($cm->course
); // needed to setup proper $COURSE
329 $context = get_context_instance(CONTEXT_MODULE
, $cm->id
);
330 require_capability('moodle/course:activityvisibility', $context);
332 set_coursemodule_visible($cm->id
, 0);
334 rebuild_course_cache($cm->course
);
336 if (SITEID
== $cm->course
) {
337 redirect($CFG->wwwroot
);
339 redirect("view.php?id=$cm->course#section-$sectionreturn");
343 } else if (!empty($show) and confirm_sesskey()) {
345 if (! $cm = get_record("course_modules", "id", $show)) {
346 error("This course module doesn't exist");
349 require_login($cm->course
); // needed to setup proper $COURSE
350 $context = get_context_instance(CONTEXT_COURSE
, $cm->course
);
351 require_capability('moodle/course:activityvisibility', $context);
353 if (! $section = get_record("course_sections", "id", $cm->section
)) {
354 error("This module doesn't exist");
357 if (! $module = get_record("modules", "id", $cm->module
)) {
358 error("This module doesn't exist");
361 if ($module->visible
and ($section->visible
or (SITEID
== $cm->course
))) {
362 set_coursemodule_visible($cm->id
, 1);
363 rebuild_course_cache($cm->course
);
366 if (SITEID
== $cm->course
) {
367 redirect($CFG->wwwroot
);
369 redirect("view.php?id=$cm->course#section-$sectionreturn");
373 } else if ($groupmode > -1 and confirm_sesskey()) {
375 $id = required_param( 'id', PARAM_INT
);
377 if (! $cm = get_record("course_modules", "id", $id)) {
378 error("This course module doesn't exist");
381 require_login($cm->course
); // needed to setup proper $COURSE
382 $context = get_context_instance(CONTEXT_MODULE
, $cm->id
);
383 require_capability('moodle/course:manageactivities', $context);
385 set_coursemodule_groupmode($cm->id
, $groupmode);
387 rebuild_course_cache($cm->course
);
389 if (SITEID
== $cm->course
) {
390 redirect($CFG->wwwroot
);
392 redirect("view.php?id=$cm->course#section-$sectionreturn");
396 } else if (!empty($copy) and confirm_sesskey()) { // value = course module
398 if (! $cm = get_record("course_modules", "id", $copy)) {
399 error("This course module doesn't exist");
402 require_login($cm->course
); // needed to setup proper $COURSE
403 $context = get_context_instance(CONTEXT_COURSE
, $cm->course
);
404 require_capability('moodle/course:manageactivities', $context);
406 if (! $section = get_record("course_sections", "id", $cm->section
)) {
407 error("This module doesn't exist");
410 if (! $module = get_record("modules", "id", $cm->module
)) {
411 error("This module doesn't exist");
414 if (! $instance = get_record($module->name
, "id", $cm->instance
)) {
415 error("Could not find the instance of this module");
418 $USER->activitycopy
= $copy;
419 $USER->activitycopycourse
= $cm->course
;
420 $USER->activitycopyname
= $instance->name
;
422 redirect("view.php?id=$cm->course#section-$sectionreturn");
424 } else if (!empty($cancelcopy) and confirm_sesskey()) { // value = course module
426 $courseid = $USER->activitycopycourse
;
428 unset($USER->activitycopy
);
429 unset($USER->activitycopycourse
);
430 unset($USER->activitycopyname
);
432 redirect("view.php?id=$courseid#section-$sectionreturn");
434 } else if (!empty($delete) and confirm_sesskey()) { // value = course module
436 if (! $cm = get_record("course_modules", "id", $delete)) {
437 error("This course module doesn't exist");
440 if (! $course = get_record("course", "id", $cm->course
)) {
441 error("This course doesn't exist");
444 require_login($cm->course
); // needed to setup proper $COURSE
445 $context = get_context_instance(CONTEXT_COURSE
, $cm->course
);
446 require_capability('moodle/course:manageactivities', $context);
448 if (! $module = get_record("modules", "id", $cm->module
)) {
449 error("This module doesn't exist");
452 if (! $instance = get_record($module->name
, "id", $cm->instance
)) {
453 // Delete this module from the course right away
454 if (! delete_mod_from_section($cm->id
, $cm->section
)) {
455 notify("Could not delete the $module->name from that section");
457 if (! delete_course_module($cm->id
)) {
458 notify("Could not delete the $module->name (coursemodule)");
460 error("The required instance of this module didn't exist. Module deleted.",
461 "$CFG->wwwroot/course/view.php?id=$course->id");
464 $fullmodulename = get_string("modulename", $module->name
);
466 $form->coursemodule
= $cm->id
;
467 $form->section
= $cm->section
;
468 $form->course
= $cm->course
;
469 $form->instance
= $cm->instance
;
470 $form->modulename
= $module->name
;
471 $form->fullmodulename
= $fullmodulename;
472 $form->instancename
= $instance->name
;
473 $form->sesskey
= !empty($USER->id
) ?
$USER->sesskey
: '';
475 $strdeletecheck = get_string('deletecheck', '', $form->fullmodulename
);
476 $strdeletecheckfull = get_string('deletecheckfull', '', "$form->fullmodulename '$form->instancename'");
478 $CFG->pagepath
= 'mod/'.$module->name
.'/delete';
480 print_header_simple($strdeletecheck, '', $strdeletecheck);
482 print_simple_box_start('center', '60%', '#FFAAAA', 20, 'noticebox');
483 print_heading($strdeletecheckfull);
484 include_once('mod_delete.html');
485 print_simple_box_end();
486 print_footer($course);
491 } else if (!empty($update) and confirm_sesskey()) { // value = course module
493 if (! $cm = get_record("course_modules", "id", $update)) {
494 error("This course module doesn't exist");
497 if (! $course = get_record("course", "id", $cm->course
)) {
498 error("This course doesn't exist");
501 require_login($course->id
); // needed to setup proper $COURSE
502 $context = get_context_instance(CONTEXT_COURSE
, $course->id
);
503 require_capability('moodle/course:manageactivities', $context);
505 if (! $module = get_record("modules", "id", $cm->module
)) {
506 error("This module doesn't exist");
509 if (! $form = get_record($module->name
, "id", $cm->instance
)) {
510 error("The required instance of this module doesn't exist");
513 if (! $cw = get_record("course_sections", "id", $cm->section
)) {
514 error("This course section doesn't exist");
517 if (isset($return)) {
518 $SESSION->returnpage
= "$CFG->wwwroot/mod/$module->name/view.php?id=$cm->id";
521 $form->coursemodule
= $cm->id
;
522 $form->section
= $cm->section
; // The section ID
523 $form->course
= $course->id
;
524 $form->module
= $module->id
;
525 $form->modulename
= $module->name
;
526 $form->instance
= $cm->instance
;
527 $form->mode
= "update";
528 $form->sesskey
= !empty($USER->id
) ?
$USER->sesskey
: '';
530 $sectionname = get_section_name($course->format
);
531 $fullmodulename = get_string("modulename", $module->name
);
533 if ($form->section
&& $course->format
!= 'site') {
534 $heading->what
= $fullmodulename;
535 $heading->in
= "$sectionname $cw->section";
536 $pageheading = get_string("updatingain", "moodle", $heading);
538 $pageheading = get_string("updatinga", "moodle", $fullmodulename);
540 $strnav = "<a href=\"$CFG->wwwroot/mod/$module->name/view.php?id=$cm->id\">".format_string($form->name
,true)."</a> ->";
542 if ($module->name
== 'resource') {
543 $CFG->pagepath
= 'mod/'.$module->name
.'/'.$form->type
;
545 $CFG->pagepath
= 'mod/'.$module->name
.'/mod';
548 } else if (!empty($duplicate) and confirm_sesskey()) { // value = course module
551 if (! $cm = get_record("course_modules", "id", $duplicate)) {
552 error("This course module doesn't exist");
555 if (! $course = get_record("course", "id", $cm->course
)) {
556 error("This course doesn't exist");
559 require_login($course->id
); // needed to setup proper $COURSE
560 $context = get_context_instance(CONTEXT_COURSE
, $course->id
);
561 require_capability('moodle/course:manageactivities', $context);
563 if (! $module = get_record("modules", "id", $cm->module
)) {
564 error("This module doesn't exist");
567 if (! $form = get_record($module->name
, "id", $cm->instance
)) {
568 error("The required instance of this module doesn't exist");
571 if (! $cw = get_record("course_sections", "id", $cm->section
)) {
572 error("This course section doesn't exist");
575 if (isset($return)) {
576 $SESSION->returnpage
= "$CFG->wwwroot/mod/$module->name/view.php?id=$cm->id";
579 $section = get_field('course_sections', 'section', 'id', $cm->section
);
581 $form->coursemodule
= $cm->id
;
582 $form->section
= $section; // The section ID
583 $form->course
= $course->id
;
584 $form->module
= $module->id
;
585 $form->modulename
= $module->name
;
586 $form->instance
= $cm->instance
;
588 $form->sesskey
= !empty($USER->id
) ?
$USER->sesskey
: '';
590 $sectionname = get_string("name$course->format");
591 $fullmodulename = get_string("modulename", $module->name
);
593 if ($form->section
) {
594 $heading->what
= $fullmodulename;
595 $heading->in
= "$sectionname $cw->section";
596 $pageheading = get_string("duplicatingain", "moodle", $heading);
598 $pageheading = get_string("duplicatinga", "moodle", $fullmodulename);
600 $strnav = "<a href=\"$CFG->wwwroot/mod/$module->name/view.php?id=$cm->id\">$form->name</a> ->";
602 $CFG->pagepath
= 'mod/'.$module->name
.'/mod';
605 } else if (!empty($add) and confirm_sesskey()) {
607 $id = required_param('id',PARAM_INT
);
608 $section = required_param('section',PARAM_INT
);
610 if (! $course = get_record("course", "id", $id)) {
611 error("This course doesn't exist");
614 if (! $module = get_record("modules", "name", $add)) {
615 error("This module type doesn't exist");
618 $context = get_context_instance(CONTEXT_COURSE
, $course->id
);
619 require_capability('moodle/course:manageactivities', $context);
621 if (!course_allowed_module($course,$module->id
)) {
622 error("This module has been disabled for this particular course");
625 require_login($course->id
); // needed to setup proper $COURSE
627 $form->section
= $section; // The section number itself
628 $form->course
= $course->id
;
629 $form->module
= $module->id
;
630 $form->modulename
= $module->name
;
631 $form->instance
= "";
632 $form->coursemodule
= "";
634 $form->sesskey
= !empty($USER->id
) ?
$USER->sesskey
: '';
639 $sectionname = get_string("name$course->format");
640 $fullmodulename = get_string("modulename", $module->name
);
642 if ($form->section
&& $course->format
!= 'site') {
643 $heading->what
= $fullmodulename;
644 $heading->to
= "$sectionname $form->section";
645 $pageheading = get_string("addinganewto", "moodle", $heading);
647 $pageheading = get_string("addinganew", "moodle", $fullmodulename);
650 $CFG->pagepath
= 'mod/'.$module->name
;
652 $CFG->pagepath
.= '/' . $type;
655 $CFG->pagepath
.= '/mod';
659 error("No action was specfied");
662 require_login($course->id
); // needed to setup proper $COURSE
663 $context = get_context_instance(CONTEXT_COURSE
, $course->id
);
664 require_capability('moodle/course:manageactivities', $context);
666 $streditinga = get_string("editinga", "moodle", $fullmodulename);
667 $strmodulenameplural = get_string("modulenameplural", $module->name
);
669 if ($module->name
== "label") {
670 $focuscursor = "form.content";
672 $focuscursor = "form.name";
675 $crumbs[] = array('name' => $strmodulenameplural, 'link' => "$CFG->wwwroot/mod/$module->name/index.php?id=$course->id", 'type' => 'activity');
676 $crumbs[] = array('name' => $streditinga, 'link' => '', 'type' => 'action');
677 $navigation = build_navigation($crumbs);
679 print_header_simple($streditinga, '', $navigation, $focuscursor, "", false);
681 if (!empty($cm->id
)) {
682 $context = get_context_instance(CONTEXT_MODULE
, $cm->id
);
683 $currenttab = 'update';
684 include_once($CFG->dirroot
.'/'.$CFG->admin
.'/roles/tabs.php');
687 unset($SESSION->modform
); // Clear any old ones that may be hanging around.
689 $modform = "../mod/$module->name/mod.html";
691 if (file_exists($modform)) {
693 if ($usehtmleditor = can_use_html_editor()) {
694 $defaultformat = FORMAT_HTML
;
697 $defaultformat = FORMAT_MOODLE
;
700 $icon = '<img class="icon" src="'.$CFG->modpixpath
.'/'.$module->name
.'/icon.gif" alt="'.get_string('modulename',$module->name
).'"/>';
702 print_heading_with_help($pageheading, "mods", $module->name
, $icon);
703 print_simple_box_start('center', '', '', 5, 'generalbox', $module->name
);
704 include_once($modform);
705 print_simple_box_end();
707 if ($usehtmleditor and empty($nohtmleditorneeded)) {
708 use_html_editor($editorfields);
712 notice("This module cannot be added to this course yet! (No file found at: $modform)", "$CFG->wwwroot/course/view.php?id=$course->id");
715 print_footer($course);