PHP get_roles_for_contextlevels函数代码示例

 /**
  * Form definition.
  */
 public function definition()
 {
     global $PAGE;
     $mform = $this->_form;
     $roles = get_roles_for_contextlevels(CONTEXT_USER);
     if (empty($roles)) {
         $output = $PAGE->get_renderer('tool_cohortroles');
         $warning = $output->notify_problem(get_string('noassignableroles', 'tool_cohortroles'));
         $mform->addElement('html', $warning);
         return;
     }
     $options = array('ajax' => 'tool_lp/form-user-selector', 'multiple' => true);
     $mform->addElement('autocomplete', 'userids', get_string('selectusers', 'tool_cohortroles'), array(), $options);
     $mform->addRule('userids', null, 'required');
     $names = role_get_names();
     $options = array();
     foreach ($roles as $idx => $roleid) {
         $options[$roleid] = $names[$roleid]->localname;
     }
     $mform->addElement('select', 'roleid', get_string('selectrole', 'tool_cohortroles'), $options);
     $mform->addRule('roleid', null, 'required');
     $context = context_system::instance();
     $options = array('ajax' => 'tool_lp/form-cohort-selector', 'multiple' => true, 'data-contextid' => $context->id, 'data-includes' => 'all');
     $mform->addElement('autocomplete', 'cohortids', get_string('selectcohorts', 'tool_cohortroles'), array(), $options);
     $mform->addRule('cohortids', null, 'required');
     $mform->addElement('submit', 'submit', get_string('assign', 'tool_cohortroles'));
 }

 /**
  * Tests constructing and using condition.
  */
 public function test_usage()
 {
     global $CFG, $USER, $DB;
     $this->resetAfterTest();
     $CFG->enableavailability = true;
     // Make a test course and user.
     $generator = $this->getDataGenerator();
     $course = $generator->create_course();
     $teacher = $generator->create_user();
     $student = $generator->create_user();
     $roleswithnames = array();
     $contextroleids = get_roles_for_contextlevels(CONTEXT_COURSE);
     $roles = $DB->get_records_list('role', 'id', $contextroleids, '', 'shortname, id');
     $generator->enrol_user($student->id, $course->id, $roles['student']->id);
     $generator->enrol_user($teacher->id, $course->id, $roles['editingteacher']->id);
     $studentinfo = new \core_availability\mock_info($course, $student->id);
     $teacherinfo = new \core_availability\mock_info($course, $teacher->id);
     // Do test (not in grouping).
     $structure = (object) array('type' => 'role', 'id' => (int) $roles['editingteacher']->id);
     $cond = new condition($structure);
     // Check if available (when not available).
     $this->assertFalse($cond->is_available(false, $studentinfo, true, $student->id));
     $this->assertTrue($cond->is_available(false, $teacherinfo, true, $teacher->id));
     $information = $cond->get_description(false, false, $studentinfo);
 }

 protected function get_course_roles($context)
 {
     global $DB;
     $roleswithnames = array();
     $contextroleids = get_roles_for_contextlevels(CONTEXT_COURSE);
     $contextroles = $DB->get_records_list('role', 'id', $contextroleids);
     foreach ($contextroles as $id => $role) {
         $roleswithnames[$id] = role_get_name($role, $context);
     }
     return $roleswithnames;
 }

 public function definition()
 {
     $mform =& $this->_form;
     $category = $this->_customdata['category'];
     $mform->addElement('header', 'rolerenaming', get_string('rolerenaming'));
     $mform->addHelpButton('rolerenaming', 'rolerenaming');
     if ($roles = get_all_roles()) {
         $roles = role_fix_names($roles, null, ROLENAME_ORIGINAL);
         $assignableroles = get_roles_for_contextlevels(CONTEXT_COURSECAT);
         foreach ($roles as $role) {
             $mform->addElement('text', 'role_' . $role->id, get_string('yourwordforx', '', $role->localname));
             $mform->setType('role_' . $role->id, PARAM_TEXT);
             if (!in_array($role->id, $assignableroles)) {
                 $mform->setAdvanced('role_' . $role->id);
             }
         }
     }
     $mform->addElement('hidden', 'id', $category->id);
     $mform->setType('id', PARAM_INT);
     $mform->addElement('html', get_string('roleedit_notice', 'local_contextadmin'));
     $this->add_action_buttons(true, get_string('savechanges'));
 }

//.........这里部分代码省略.........
     $mform->setType('enrolpassword', PARAM_RAW);
     if (empty($course) or $course->password !== '' and $course->id != SITEID) {
         // do not require password in existing courses that do not have password yet - backwards compatibility ;-)
         if (!empty($CFG->enrol_manual_requirekey)) {
             $mform->addRule('enrolpassword', get_string('required'), 'required', null, 'client');
         }
     }
     $choices = array();
     $choices['0'] = get_string('guestsno');
     $choices['1'] = get_string('guestsyes');
     $choices['2'] = get_string('guestskey');
     $mform->addElement('select', 'guest', get_string('opentoguests'), $choices);
     $mform->setHelpButton('guest', array('guestaccess', get_string('opentoguests')), true);
     $mform->setDefault('guest', $courseconfig->guest);
     // If we are creating a course, its enrol method isn't yet chosen, BUT the site has a default enrol method which we can use here
     $enrol_object = $CFG;
     if (!empty($course)) {
         $enrol_object = $course;
     }
     // If the print_entry method exists and the course enrol method isn't manual (both set or inherited from site), show cost
     if (method_exists(enrolment_factory::factory($enrol_object->enrol), 'print_entry') && !($enrol_object->enrol == 'manual' || empty($enrol_object->enrol) && $CFG->enrol == 'manual')) {
         $costgroup = array();
         $currencies = get_list_of_currencies();
         $costgroup[] =& MoodleQuickForm::createElement('text', 'cost', '', 'maxlength="6" size="6"');
         $costgroup[] =& MoodleQuickForm::createElement('select', 'currency', '', $currencies);
         $mform->addGroup($costgroup, 'costgrp', get_string('cost'), ' ', false);
         //defining a rule for a form element within a group :
         $costgrprules = array();
         //set the message to null to tell Moodle to use a default message
         //available for most rules, fetched from language pack (err_{rulename}).
         $costgrprules['cost'][] = array(null, 'numeric', null, 'client');
         $mform->addGroupRule('costgrp', $costgrprules);
         $mform->setHelpButton('costgrp', array('cost', get_string('cost')), true);
         $mform->setDefault('cost', '');
         $mform->setDefault('currency', empty($CFG->enrol_currency) ? 'USD' : $CFG->enrol_currency);
     }
     //--------------------------------------------------------------------------------
     $mform->addElement('header', '', get_string('language'));
     $languages = array();
     $languages[''] = get_string('forceno');
     $languages += get_list_of_languages();
     $mform->addElement('select', 'lang', get_string('forcelanguage'), $languages);
     $mform->setDefault('lang', $courseconfig->lang);
     //--------------------------------------------------------------------------------
     require_once $CFG->libdir . '/completionlib.php';
     if (completion_info::is_enabled_for_site()) {
         $mform->addElement('header', '', get_string('progress', 'completion'));
         $mform->addElement('select', 'enablecompletion', get_string('completion', 'completion'), array(0 => get_string('completiondisabled', 'completion'), 1 => get_string('completionenabled', 'completion')));
         $mform->setDefault('enablecompletion', $courseconfig->enablecompletion);
     } else {
         $mform->addElement('hidden', 'enablecompletion');
         $mform->setDefault('enablecompletion', 0);
     }
     //--------------------------------------------------------------------------------
     if (has_capability('moodle/site:config', $systemcontext) && (!empty($course->requested) && $CFG->restrictmodulesfor == 'requested' || $CFG->restrictmodulesfor == 'all')) {
         $mform->addElement('header', '', get_string('restrictmodules'));
         $options = array();
         $options['0'] = get_string('no');
         $options['1'] = get_string('yes');
         $mform->addElement('select', 'restrictmodules', get_string('restrictmodules'), $options);
         $mods = array(0 => get_string('allownone'));
         $mods += $DB->get_records_menu('modules', array(), 'name', 'id, name');
         $mform->addElement('select', 'allowedmods', get_string('to'), $mods, array('multiple' => 'multiple', 'size' => '10'));
         $mform->disabledIf('allowedmods', 'restrictmodules', 'eq', 0);
     } else {
         $mform->addElement('hidden', 'restrictmodules', null);
     }
     if ($CFG->restrictmodulesfor == 'all') {
         $mform->setDefault('allowedmods', explode(',', $CFG->defaultallowedmodules));
         if (!empty($CFG->restrictbydefault)) {
             $mform->setDefault('restrictmodules', 1);
         }
     }
     $mform->setType('restrictmodules', PARAM_INT);
     /// customizable role names in this course
     //--------------------------------------------------------------------------------
     $mform->addElement('header', 'rolerenaming', get_string('rolerenaming'));
     $mform->setHelpButton('rolerenaming', array('rolerenaming', get_string('rolerenaming')), true);
     if ($roles = get_all_roles()) {
         if ($coursecontext) {
             $roles = role_fix_names($roles, $coursecontext, ROLENAME_ALIAS_RAW);
         }
         $assignableroles = get_roles_for_contextlevels(CONTEXT_COURSE);
         foreach ($roles as $role) {
             $mform->addElement('text', 'role_' . $role->id, get_string('yourwordforx', '', $role->name));
             if (isset($role->localname)) {
                 $mform->setDefault('role_' . $role->id, $role->localname);
             }
             $mform->setType('role_' . $role->id, PARAM_TEXT);
             if (!in_array($role->id, $assignableroles)) {
                 $mform->setAdvanced('role_' . $role->id);
             }
         }
     }
     //--------------------------------------------------------------------------------
     $this->add_action_buttons();
     //--------------------------------------------------------------------------------
     $mform->addElement('hidden', 'id', null);
     $mform->setType('id', PARAM_INT);
 }

//.........这里部分代码省略.........
         $themeobjects = get_list_of_themes();
         $themes = array();
         $themes[''] = get_string('forceno');
         foreach ($themeobjects as $key => $theme) {
             if (empty($theme->hidefromselector)) {
                 $themes[$key] = get_string('pluginname', 'theme_' . $theme->name);
             }
         }
         $mform->addElement('select', 'theme', get_string('forcetheme'), $themes);
     }
     $languages = array();
     $languages[''] = get_string('forceno');
     $languages += get_string_manager()->get_list_of_translations();
     $mform->addElement('select', 'lang', get_string('forcelanguage'), $languages);
     $mform->setDefault('lang', $courseconfig->lang);
     $options = range(0, 10);
     $mform->addElement('select', 'newsitems', get_string('newsitemsnumber'), $options);
     $mform->addHelpButton('newsitems', 'newsitemsnumber');
     $mform->setDefault('newsitems', $courseconfig->newsitems);
     $mform->addElement('selectyesno', 'showgrades', get_string('showgrades'));
     $mform->addHelpButton('showgrades', 'showgrades');
     $mform->setDefault('showgrades', $courseconfig->showgrades);
     $mform->addElement('selectyesno', 'showreports', get_string('showreports'));
     $mform->addHelpButton('showreports', 'showreports');
     $mform->setDefault('showreports', $courseconfig->showreports);
     // Files and uploads.
     $mform->addElement('header', 'filehdr', get_string('filesanduploads'));
     if (!empty($course->legacyfiles) or !empty($CFG->legacyfilesinnewcourses)) {
         if (empty($course->legacyfiles)) {
             //0 or missing means no legacy files ever used in this course - new course or nobody turned on legacy files yet
             $choices = array('0' => get_string('no'), '2' => get_string('yes'));
         } else {
             $choices = array('1' => get_string('no'), '2' => get_string('yes'));
         }
         $mform->addElement('select', 'legacyfiles', get_string('courselegacyfiles'), $choices);
         $mform->addHelpButton('legacyfiles', 'courselegacyfiles');
         if (!isset($courseconfig->legacyfiles)) {
             // in case this was not initialised properly due to switching of $CFG->legacyfilesinnewcourses
             $courseconfig->legacyfiles = 0;
         }
         $mform->setDefault('legacyfiles', $courseconfig->legacyfiles);
     }
     // Handle non-existing $course->maxbytes on course creation.
     $coursemaxbytes = !isset($course->maxbytes) ? null : $course->maxbytes;
     // Let's prepare the maxbytes popup.
     $choices = get_max_upload_sizes($CFG->maxbytes, 0, 0, $coursemaxbytes);
     $mform->addElement('select', 'maxbytes', get_string('maximumupload'), $choices);
     $mform->addHelpButton('maxbytes', 'maximumupload');
     $mform->setDefault('maxbytes', $courseconfig->maxbytes);
     // Completion tracking.
     if (completion_info::is_enabled_for_site()) {
         $mform->addElement('header', 'completionhdr', get_string('completion', 'completion'));
         $mform->addElement('selectyesno', 'enablecompletion', get_string('enablecompletion', 'completion'));
         $mform->setDefault('enablecompletion', $courseconfig->enablecompletion);
         $mform->addHelpButton('enablecompletion', 'enablecompletion', 'completion');
     } else {
         $mform->addElement('hidden', 'enablecompletion');
         $mform->setType('enablecompletion', PARAM_INT);
         $mform->setDefault('enablecompletion', 0);
     }
     //--------------------------------------------------------------------------------
     enrol_course_edit_form($mform, $course, $context);
     //--------------------------------------------------------------------------------
     $mform->addElement('header', 'groups', get_string('groups', 'group'));
     $choices = array();
     $choices[NOGROUPS] = get_string('groupsnone', 'group');
     $choices[SEPARATEGROUPS] = get_string('groupsseparate', 'group');
     $choices[VISIBLEGROUPS] = get_string('groupsvisible', 'group');
     $mform->addElement('select', 'groupmode', get_string('groupmode', 'group'), $choices);
     $mform->addHelpButton('groupmode', 'groupmode', 'group');
     $mform->setDefault('groupmode', $courseconfig->groupmode);
     $mform->addElement('selectyesno', 'groupmodeforce', get_string('groupmodeforce', 'group'));
     $mform->addHelpButton('groupmodeforce', 'groupmodeforce', 'group');
     $mform->setDefault('groupmodeforce', $courseconfig->groupmodeforce);
     //default groupings selector
     $options = array();
     $options[0] = get_string('none');
     $mform->addElement('select', 'defaultgroupingid', get_string('defaultgrouping', 'group'), $options);
     //--------------------------------------------------------------------------------
     /// customizable role names in this course
     //--------------------------------------------------------------------------------
     $mform->addElement('header', 'rolerenaming', get_string('rolerenaming'));
     $mform->addHelpButton('rolerenaming', 'rolerenaming');
     if ($roles = get_all_roles()) {
         $roles = role_fix_names($roles, null, ROLENAME_ORIGINAL);
         $assignableroles = get_roles_for_contextlevels(CONTEXT_COURSE);
         foreach ($roles as $role) {
             $mform->addElement('text', 'role_' . $role->id, get_string('yourwordforx', '', $role->localname));
             $mform->setType('role_' . $role->id, PARAM_TEXT);
         }
     }
     //--------------------------------------------------------------------------------
     $this->add_action_buttons();
     //--------------------------------------------------------------------------------
     $mform->addElement('hidden', 'id', null);
     $mform->setType('id', PARAM_INT);
     /// finally set the current form data
     //--------------------------------------------------------------------------------
     $this->set_data($course);
 }

 /**
  * Test getting of role context levels
  */
 public function test_get_roles_for_contextlevels()
 {
     global $DB;
     $allroles = get_all_roles();
     foreach (context_helper::get_all_levels() as $level => $unused) {
         $roles = get_roles_for_contextlevels($level);
         foreach ($allroles as $roleid => $unused) {
             $exists = $DB->record_exists('role_context_levels', array('contextlevel' => $level, 'roleid' => $roleid));
             if (in_array($roleid, $roles)) {
                 $this->assertTrue($exists);
             } else {
                 $this->assertFalse($exists);
             }
         }
     }
 }

//.........这里部分代码省略.........
            } else {
                $mform->setConstant('visible', $category->visible);
            }
        }

//--------------------------------------------------------------------------------
        $mform->addElement('header','', get_string('language'));

        $languages=array();
        $languages[''] = get_string('forceno');
        $languages += get_string_manager()->get_list_of_translations();
        $mform->addElement('select', 'lang', get_string('forcelanguage'), $languages);
        $mform->setDefault('lang', $courseconfig->lang);

//--------------------------------------------------------------------------------
        if (completion_info::is_enabled_for_site()) {
            $mform->addElement('header','', get_string('progress','completion'));
            $mform->addElement('select', 'enablecompletion', get_string('completion','completion'),
                array(0=>get_string('completiondisabled','completion'), 1=>get_string('completionenabled','completion')));
            $mform->setDefault('enablecompletion', $courseconfig->enablecompletion);

            $mform->addElement('checkbox', 'completionstartonenrol', get_string('completionstartonenrol', 'completion'));
            $mform->setDefault('completionstartonenrol', $courseconfig->completionstartonenrol);
            $mform->disabledIf('completionstartonenrol', 'enablecompletion', 'eq', 0);
        } else {
            $mform->addElement('hidden', 'enablecompletion');
            $mform->setType('enablecompletion', PARAM_INT);
            $mform->setDefault('enablecompletion',0);

            $mform->addElement('hidden', 'completionstartonenrol');
            $mform->setType('completionstartonenrol', PARAM_INT);
            $mform->setDefault('completionstartonenrol',0);
        }

//--------------------------------------------------------------------------------
        if (has_capability('moodle/site:config', $systemcontext)) {
            if (((!empty($course->requested) && $CFG->restrictmodulesfor == 'requested') || $CFG->restrictmodulesfor == 'all')) {
                $mform->addElement('header', '', get_string('restrictmodules'));

                $options = array();
                $options['0'] = get_string('no');
                $options['1'] = get_string('yes');
                $mform->addElement('select', 'restrictmodules', get_string('restrictmodules'), $options);
                if (!empty($CFG->restrictbydefault)) {
                    $mform->setDefault('restrictmodules', 1);
                }

                $mods = array(0=>get_string('allownone'));
                $mods += $DB->get_records_menu('modules', array('visible'=>1), 'name', 'id, name');
                $mform->addElement('select', 'allowedmods', get_string('to'), $mods, array('multiple'=>'multiple', 'size'=>'10'));
                $mform->disabledIf('allowedmods', 'restrictmodules', 'eq', 0);
                // defaults are already in $course
            } else {
                // remove any mod restriction
                $mform->addElement('hidden', 'restrictmodules', 0);
                $mform->setType('restrictmodules', PARAM_INT);
            }
        } else {
            $mform->addElement('hidden', 'restrictmodules');
            $mform->setType('restrictmodules', PARAM_INT);
            if (empty($course->id)) {
                $mform->setConstant('restrictmodules', (int)($CFG->restrictmodulesfor == 'all'));
            } else {
                // keep previous
                $mform->setConstant('restrictmodules', $course->restrictmodules);
            }
        }

/// customizable role names in this course
//--------------------------------------------------------------------------------
        $mform->addElement('header','rolerenaming', get_string('rolerenaming'));
        $mform->addHelpButton('rolerenaming', 'rolerenaming');

        if ($roles = get_all_roles()) {
            if ($coursecontext) {
                $roles = role_fix_names($roles, $coursecontext, ROLENAME_ALIAS_RAW);
            }
            $assignableroles = get_roles_for_contextlevels(CONTEXT_COURSE);
            foreach ($roles as $role) {
                $mform->addElement('text', 'role_'.$role->id, get_string('yourwordforx', '', $role->name));
                if (isset($role->localname)) {
                    $mform->setDefault('role_'.$role->id, $role->localname);
                }
                $mform->setType('role_'.$role->id, PARAM_TEXT);
                if (!in_array($role->id, $assignableroles)) {
                    $mform->setAdvanced('role_'.$role->id);
                }
            }
        }

//--------------------------------------------------------------------------------
        $this->add_action_buttons();
//--------------------------------------------------------------------------------
        $mform->addElement('hidden', 'id', null);
        $mform->setType('id', PARAM_INT);

/// finally set the current form data
//--------------------------------------------------------------------------------
        $this->set_data($course);
    }

//.........这里部分代码省略.........
            $calendars[''] = get_string('forceno');
            $calendars += $calendartypes;
            $mform->addElement('select', 'calendartype', get_string('forcecalendartype', 'calendar'), $calendars);
        }

        $options = range(0, 10);
        $mform->addElement('select', 'newsitems', get_string('newsitemsnumber'), $options);
        $mform->addHelpButton('newsitems', 'newsitemsnumber');
        $mform->setDefault('newsitems', $courseconfig->newsitems);

        $mform->addElement('selectyesno', 'showgrades', get_string('showgrades'));
        $mform->addHelpButton('showgrades', 'showgrades');
        $mform->setDefault('showgrades', $courseconfig->showgrades);

        $mform->addElement('selectyesno', 'showreports', get_string('showreports'));
        $mform->addHelpButton('showreports', 'showreports');
        $mform->setDefault('showreports', $courseconfig->showreports);

        // Files and uploads.
        $mform->addElement('header', 'filehdr', get_string('filesanduploads'));

        if (!empty($course->legacyfiles) or !empty($CFG->legacyfilesinnewcourses)) {
            if (empty($course->legacyfiles)) {
                //0 or missing means no legacy files ever used in this course - new course or nobody turned on legacy files yet
                $choices = array('0'=>get_string('no'), '2'=>get_string('yes'));
            } else {
                $choices = array('1'=>get_string('no'), '2'=>get_string('yes'));
            }
            $mform->addElement('select', 'legacyfiles', get_string('courselegacyfiles'), $choices);
            $mform->addHelpButton('legacyfiles', 'courselegacyfiles');
            if (!isset($courseconfig->legacyfiles)) {
                // in case this was not initialised properly due to switching of $CFG->legacyfilesinnewcourses
                $courseconfig->legacyfiles = 0;
            }
            $mform->setDefault('legacyfiles', $courseconfig->legacyfiles);
        }

        // Handle non-existing $course->maxbytes on course creation.
        $coursemaxbytes = !isset($course->maxbytes) ? null : $course->maxbytes;

        // Let's prepare the maxbytes popup.
        $choices = get_max_upload_sizes($CFG->maxbytes, 0, 0, $coursemaxbytes);
        $mform->addElement('select', 'maxbytes', get_string('maximumupload'), $choices);
        $mform->addHelpButton('maxbytes', 'maximumupload');
        $mform->setDefault('maxbytes', $courseconfig->maxbytes);

        // Completion tracking.
        if (completion_info::is_enabled_for_site()) {
            $mform->addElement('header', 'completionhdr', get_string('completion', 'completion'));
            $mform->addElement('selectyesno', 'enablecompletion', get_string('enablecompletion', 'completion'));
            $mform->setDefault('enablecompletion', $courseconfig->enablecompletion);
            $mform->addHelpButton('enablecompletion', 'enablecompletion', 'completion');
        } else {
            $mform->addElement('hidden', 'enablecompletion');
            $mform->setType('enablecompletion', PARAM_INT);
            $mform->setDefault('enablecompletion', 0);
        }

        enrol_course_edit_form($mform, $course, $context);

        $mform->addElement('header','groups', get_string('groupsettingsheader', 'group'));

        $choices = array();
        $choices[NOGROUPS] = get_string('groupsnone', 'group');
        $choices[SEPARATEGROUPS] = get_string('groupsseparate', 'group');
        $choices[VISIBLEGROUPS] = get_string('groupsvisible', 'group');
        $mform->addElement('select', 'groupmode', get_string('groupmode', 'group'), $choices);
        $mform->addHelpButton('groupmode', 'groupmode', 'group');
        $mform->setDefault('groupmode', $courseconfig->groupmode);

        $mform->addElement('selectyesno', 'groupmodeforce', get_string('groupmodeforce', 'group'));
        $mform->addHelpButton('groupmodeforce', 'groupmodeforce', 'group');
        $mform->setDefault('groupmodeforce', $courseconfig->groupmodeforce);

        //default groupings selector
        $options = array();
        $options[0] = get_string('none');
        $mform->addElement('select', 'defaultgroupingid', get_string('defaultgrouping', 'group'), $options);

        // Customizable role names in this course.
        $mform->addElement('header','rolerenaming', get_string('rolerenaming'));
        $mform->addHelpButton('rolerenaming', 'rolerenaming');

        if ($roles = get_all_roles()) {
            $roles = role_fix_names($roles, null, ROLENAME_ORIGINAL);
            $assignableroles = get_roles_for_contextlevels(CONTEXT_COURSE);
            foreach ($roles as $role) {
                $mform->addElement('text', 'role_'.$role->id, get_string('yourwordforx', '', $role->localname));
                $mform->setType('role_'.$role->id, PARAM_TEXT);
            }
        }

        $this->add_action_buttons();

        $mform->addElement('hidden', 'id', null);
        $mform->setType('id', PARAM_INT);

        // Finally set the current form data
        $this->set_data($course);
    }