mirror of
https://github.com/moodle/moodle.git
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307 lines
12 KiB
PHP
307 lines
12 KiB
PHP
<?php // $Id$
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// adds or updates modules in a course using new formslib
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require("../config.php");
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require("lib.php");
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require_login();
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$add = optional_param('add', '', PARAM_ALPHA);
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$update = optional_param('update', 0, PARAM_INT);
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$cancel = optional_param('cancel', 0, PARAM_BOOL);
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if ($cancel) {
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if (!empty($SESSION->returnpage)) {
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$return = $SESSION->returnpage;
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unset($SESSION->returnpage);
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redirect($return);
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} else {
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$course = required_param('course', PARAM_INT);
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$section = optional_param('section', '', PARAM_INT);
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if (! $course = get_record("course", "id", $course)) {
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error("This course doesn't exist");
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}
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redirect("view.php?id=$course->id#section-$section");
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}
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}
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if (!empty($add)){
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$section = required_param('section', PARAM_INT);
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$course = required_param('course', PARAM_INT);
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if (! $course = get_record("course", "id", $course)) {
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error("This course doesn't exist");
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}
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if (! $module = get_record("modules", "name", $add)) {
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error("This module type doesn't exist");
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}
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$context = get_context_instance(CONTEXT_COURSE, $course->id);
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require_capability('moodle/course:manageactivities', $context);
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if (!course_allowed_module($course, $module->id)) {
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error("This module has been disabled for this particular course");
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}
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require_login($course->id); // needed to setup proper $COURSE
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$form->section = $section; // The section number itself
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$form->course = $course->id;
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$form->module = $module->id;
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$form->modulename = $module->name;
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$form->instance = "";
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$form->coursemodule = "";
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$form->add=$add;
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if (!empty($type)) {
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$form->type = $type;
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}
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$sectionname = get_string("name$course->format");
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$fullmodulename = get_string("modulename", $module->name);
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if ($form->section && $course->format != 'site') {
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$heading->what = $fullmodulename;
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$heading->to = "$sectionname $form->section";
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$pageheading = get_string("addinganewto", "moodle", $heading);
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} else {
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$pageheading = get_string("addinganew", "moodle", $fullmodulename);
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}
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$strnav = '';
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}elseif (!empty($update)){
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if (! $cm = get_record("course_modules", "id", $update)) {
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error("This course module doesn't exist");
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}
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if (! $course = get_record("course", "id", $cm->course)) {
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error("This course doesn't exist");
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}
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require_login($course->id); // needed to setup proper $COURSE
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$context = get_context_instance(CONTEXT_COURSE, $course->id);
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require_capability('moodle/course:manageactivities', $context);
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if (! $module = get_record("modules", "id", $cm->module)) {
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error("This module doesn't exist");
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}
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if (! $form = get_record($module->name, "id", $cm->instance)) {
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error("The required instance of this module doesn't exist");
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}
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if (! $cw = get_record("course_sections", "id", $cm->section)) {
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error("This course section doesn't exist");
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}
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$form->coursemodule = $cm->id;
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$form->section = $cm->section; // The section ID
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$form->course = $course->id;
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$form->module = $module->id;
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$form->modulename = $module->name;
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$form->instance = $cm->instance;
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$form->update=$update;
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$sectionname = get_string("name$course->format");
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$fullmodulename = get_string("modulename", $module->name);
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if ($form->section && $course->format != 'site') {
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$heading->what = $fullmodulename;
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$heading->in = "$sectionname $cw->section";
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$pageheading = get_string("updatingain", "moodle", $heading);
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} else {
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$pageheading = get_string("updatinga", "moodle", $fullmodulename);
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}
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$strnav = "<a href=\"$CFG->wwwroot/mod/$module->name/view.php?id=$cm->id\">".format_string($form->name,true)."</a> ->";
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}else{
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error('Invalid operation.');
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}
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$modmoodleform = "$CFG->dirroot/mod/$module->name/mod_form.php";
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if (file_exists($modmoodleform)) {
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require_once($modmoodleform);
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}else{
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error('No formslib form description file found for this activity.');
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}
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$modlib = "$CFG->dirroot/mod/$module->name/lib.php";
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if (file_exists($modlib)) {
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include_once($modlib);
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} else {
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error("This module is missing important code! ($modlib)");
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}
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$mformclassname=$module->name.'_mod_form';
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$mform=& new $mformclassname('modedit.php', array('course' => $course));
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if ($fromform=$mform->data_submitted()){
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if (empty($fromform->coursemodule)) { //add
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if (! $course = get_record("course", "id", $fromform->course)) {
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error("This course doesn't exist");
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}
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$fromform->instance = '';
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$fromform->coursemodule = '';
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} else { //update
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if (! $cm = get_record("course_modules", "id", $fromform->coursemodule)) {
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error("This course module doesn't exist");
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}
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if (! $course = get_record("course", "id", $cm->course)) {
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error("This course doesn't exist");
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}
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$fromform->instance = $cm->instance;
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$fromform->coursemodule = $cm->id;
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}
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require_login($course->id); // needed to setup proper $COURSE
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$context = get_context_instance(CONTEXT_COURSE, $course->id);
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require_capability('moodle/course:manageactivities', $context);
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$fromform->course = $course->id;
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$fromform->modulename = clean_param($fromform->modulename, PARAM_SAFEDIR); // For safety
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$addinstancefunction = $fromform->modulename."_add_instance";
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$updateinstancefunction = $fromform->modulename."_update_instance";
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if (!empty($fromform->update)) {
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if (isset($fromform->name)) {
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if (trim($fromform->name) == '') {
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unset($fromform->name);
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}
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}
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$return = $updateinstancefunction($fromform);
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if (!$return) {
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error("Could not update the $fromform->modulename", "view.php?id=$course->id");
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}
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if (is_string($return)) {
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error($return, "view.php?id=$course->id");
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}
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if (isset($fromform->visible)) {
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set_coursemodule_visible($fromform->coursemodule, $fromform->visible);
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}
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if (isset($fromform->groupmode)) {
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set_coursemodule_groupmode($fromform->coursemodule, $fromform->groupmode);
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}
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if (isset($fromform->redirect)) {
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$SESSION->returnpage = $fromform->redirecturl;
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} else {
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$SESSION->returnpage = "$CFG->wwwroot/mod/$fromform->modulename/view.php?id=$fromform->coursemodule";
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}
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add_to_log($course->id, "course", "update mod",
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"../mod/$fromform->modulename/view.php?id=$fromform->coursemodule",
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"$fromform->modulename $fromform->instance");
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add_to_log($course->id, $fromform->modulename, "update",
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"view.php?id=$fromform->coursemodule",
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"$fromform->instance", $fromform->coursemodule);
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}elseif (!empty($fromform->add)){
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if (!course_allowed_module($course,$fromform->modulename)) {
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error("This module ($fromform->modulename) has been disabled for this particular course");
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}
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if (!isset($fromform->name) || trim($fromform->name) == '') {
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$fromform->name = get_string("modulename", $fromform->modulename);
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}
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$return = $addinstancefunction($fromform);
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if (!$return) {
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/*if (file_exists($moderr)) {
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$form = $fromform;
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include_once($moderr);
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die;
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}*/
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error("Could not add a new instance of $fromform->modulename", "view.php?id=$course->id");
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}
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if (is_string($return)) {
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error($return, "view.php?id=$course->id");
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}
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if (!isset($fromform->groupmode)) { // to deal with pre-1.5 modules
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$fromform->groupmode = $course->groupmode; /// Default groupmode the same as course
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}
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$fromform->instance = $return;
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// course_modules and course_sections each contain a reference
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// to each other, so we have to update one of them twice.
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if (! $fromform->coursemodule = add_course_module($fromform) ) {
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error("Could not add a new course module");
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}
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if (! $sectionid = add_mod_to_section($fromform) ) {
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error("Could not add the new course module to that section");
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}
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if (! set_field("course_modules", "section", $sectionid, "id", $fromform->coursemodule)) {
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error("Could not update the course module with the correct section");
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}
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if (!isset($fromform->visible)) { // We get the section's visible field status
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$fromform->visible = get_field("course_sections","visible","id",$sectionid);
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}
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// make sure visibility is set correctly (in particular in calendar)
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set_coursemodule_visible($fromform->coursemodule, $fromform->visible);
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if (isset($fromform->redirect)) {
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$SESSION->returnpage = $fromform->redirecturl;
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} else {
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$SESSION->returnpage = "$CFG->wwwroot/mod/$fromform->modulename/view.php?id=$fromform->coursemodule";
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}
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add_to_log($course->id, "course", "add mod",
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"../mod/$fromform->modulename/view.php?id=$fromform->coursemodule",
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"$fromform->modulename $fromform->instance");
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add_to_log($course->id, $fromform->modulename, "add",
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"view.php?id=$fromform->coursemodule",
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"$fromform->instance", $fromform->coursemodule);
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}else{
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error("Data submitted is invalid.");
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}
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rebuild_course_cache($course->id);
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if (!empty($SESSION->returnpage)) {
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$return = $SESSION->returnpage;
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unset($SESSION->returnpage);
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redirect($return);
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} else {
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redirect("view.php?id=$course->id#section-$sectionreturn");
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}
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exit;
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}else{
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$context = get_context_instance(CONTEXT_COURSE, $course->id);
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require_capability('moodle/course:manageactivities', $context);
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$streditinga = get_string("editinga", "moodle", $fullmodulename);
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$strmodulenameplural = get_string("modulenameplural", $module->name);
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print_header_simple($streditinga, '',
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"<a href=\"$CFG->wwwroot/mod/$module->name/index.php?id=$course->id\">$strmodulenameplural</a> ->
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$strnav $streditinga", $mform->focus(), "", false);
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if (!empty($cm->id)) {
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$context = get_context_instance(CONTEXT_MODULE, $cm->id);
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$currenttab = 'update';
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include_once($CFG->dirroot.'/'.$CFG->admin.'/roles/tabs.php');
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}
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$icon = '<img align="middle" height="16" width="16" src="'.$CFG->modpixpath.'/'.$module->name.'/icon.gif" alt="" style="vertical-align: middle;" /> ';
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print_heading_with_help($pageheading, "mods", $module->name, $icon);
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$mform->standard_coursemodule_elements_setup($course, isset($cm)?$cm:null, $form->section);
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$mform->set_defaults($form);
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$mform->display();
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print_footer($course);
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}
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?>
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