public function test_mod_lti_get_ltis_by_courses()
{
global $DB;
// Create additional course.
$course2 = self::getDataGenerator()->create_course();
// Second lti.
$record = new stdClass();
$record->course = $course2->id;
$lti2 = self::getDataGenerator()->create_module('lti', $record);
// Execute real Moodle enrolment as we'll call unenrol() method on the instance later.
$enrol = enrol_get_plugin('manual');
$enrolinstances = enrol_get_instances($course2->id, true);
foreach ($enrolinstances as $courseenrolinstance) {
if ($courseenrolinstance->enrol == "manual") {
$instance2 = $courseenrolinstance;
break;
}
}
$enrol->enrol_user($instance2, $this->student->id, $this->studentrole->id);
self::setUser($this->student);
$returndescription = mod_lti_external::get_ltis_by_courses_returns();
// Create what we expect to be returned when querying the two courses.
// First for the student user.
$expectedfields = array('id', 'coursemodule', 'course', 'name', 'intro', 'introformat', 'launchcontainer', 'showtitlelaunch', 'showdescriptionlaunch', 'icon', 'secureicon');
// Add expected coursemodule and data.
$lti1 = $this->lti;
$lti1->coursemodule = $lti1->cmid;
$lti1->introformat = 1;
$lti1->section = 0;
$lti1->visible = true;
$lti1->groupmode = 0;
$lti1->groupingid = 0;
$lti2->coursemodule = $lti2->cmid;
$lti2->introformat = 1;
$lti2->section = 0;
$lti2->visible = true;
$lti2->groupmode = 0;
$lti2->groupingid = 0;
foreach ($expectedfields as $field) {
$expected1[$field] = $lti1->{$field};
$expected2[$field] = $lti2->{$field};
}
$expectedltis = array($expected2, $expected1);
// Call the external function passing course ids.
$result = mod_lti_external::get_ltis_by_courses(array($course2->id, $this->course->id));
$result = external_api::clean_returnvalue($returndescription, $result);
$this->assertEquals($expectedltis, $result['ltis']);
$this->assertCount(0, $result['warnings']);
// Call the external function without passing course id.
$result = mod_lti_external::get_ltis_by_courses();
$result = external_api::clean_returnvalue($returndescription, $result);
$this->assertEquals($expectedltis, $result['ltis']);
$this->assertCount(0, $result['warnings']);
// Unenrol user from second course and alter expected ltis.
$enrol->unenrol_user($instance2, $this->student->id);
array_shift($expectedltis);
// Call the external function without passing course id.
$result = mod_lti_external::get_ltis_by_courses();
$result = external_api::clean_returnvalue($returndescription, $result);
$this->assertEquals($expectedltis, $result['ltis']);
// Call for the second course we unenrolled the user from, expected warning.
$result = mod_lti_external::get_ltis_by_courses(array($course2->id));
$this->assertCount(1, $result['warnings']);
$this->assertEquals('1', $result['warnings'][0]['warningcode']);
$this->assertEquals($course2->id, $result['warnings'][0]['itemid']);
// Now, try as a teacher for getting all the additional fields.
self::setUser($this->teacher);
$additionalfields = array('timecreated', 'timemodified', 'typeid', 'toolurl', 'securetoolurl', 'instructorchoicesendname', 'instructorchoicesendemailaddr', 'instructorchoiceallowroster', 'instructorchoiceallowsetting', 'instructorcustomparameters', 'instructorchoiceacceptgrades', 'grade', 'resourcekey', 'password', 'debuglaunch', 'servicesalt', 'visible', 'groupmode', 'groupingid');
foreach ($additionalfields as $field) {
$expectedltis[0][$field] = $lti1->{$field};
}
$result = mod_lti_external::get_ltis_by_courses();
$result = external_api::clean_returnvalue($returndescription, $result);
$this->assertEquals($expectedltis, $result['ltis']);
// Admin also should get all the information.
self::setAdminUser();
$result = mod_lti_external::get_ltis_by_courses(array($this->course->id));
$result = external_api::clean_returnvalue($returndescription, $result);
$this->assertEquals($expectedltis, $result['ltis']);
// Now, prohibit capabilities.
$this->setUser($this->student);
$contextcourse1 = context_course::instance($this->course->id);
// Prohibit capability = mod:lti:view on Course1 for students.
assign_capability('mod/lti:view', CAP_PROHIBIT, $this->studentrole->id, $contextcourse1->id);
// Empty all the caches that may be affected by this change.
accesslib_clear_all_caches_for_unit_testing();
course_modinfo::clear_instance_cache();
$ltis = mod_lti_external::get_ltis_by_courses(array($this->course->id));
$ltis = external_api::clean_returnvalue(mod_lti_external::get_ltis_by_courses_returns(), $ltis);
$this->assertCount(0, $ltis['ltis']);
}
