// Only show the proxy if the token parameter is correct.
// If we do not compare with a shared secret, someone could very easily
// guess an id for the enrolment.
if (!\enrol_lti\helper::verify_proxy_token($toolid, $token)) {
throw new \moodle_exception('incorrecttoken', 'enrol_lti');
}
$tool = \enrol_lti\helper::get_lti_tool($toolid);
if (!is_enabled_auth('lti')) {
print_error('pluginnotenabled', 'auth', '', get_string('pluginname', 'auth_lti'));
exit;
}
// Check if the enrolment plugin is disabled.
if (!enrol_is_enabled('lti')) {
print_error('enrolisdisabled', 'enrol_lti');
exit;
}
// Check if the enrolment instance is disabled.
if ($tool->status != ENROL_INSTANCE_ENABLED) {
print_error('enrolisdisabled', 'enrol_lti');
exit;
}
$messagetype = required_param('lti_message_type', PARAM_TEXT);
// Only accept proxy registration requests from this endpoint.
if ($messagetype != "ToolProxyRegistrationRequest") {
print_error('invalidrequest', 'enrol_lti');
exit;
}
$toolprovider = new \enrol_lti\tool_provider($toolid);
$toolprovider->handleRequest();
echo $OUTPUT->header();
echo $OUTPUT->footer();
}
// Check if the enrolment instance is disabled.
if ($tool->status != ENROL_INSTANCE_ENABLED) {
print_error('enrolisdisabled', 'enrol_lti');
exit;
}
$consumerkey = required_param('oauth_consumer_key', PARAM_TEXT);
$ltiversion = optional_param('lti_version', null, PARAM_TEXT);
$messagetype = required_param('lti_message_type', PARAM_TEXT);
// Only accept launch requests from this endpoint.
if ($messagetype != "basic-lti-launch-request") {
print_error('invalidrequest', 'enrol_lti');
exit;
}
// Initialise tool provider.
$toolprovider = new \enrol_lti\tool_provider($toolid);
// Special handling for LTIv1 launch requests.
if ($ltiversion === \IMSGlobal\LTI\ToolProvider\ToolProvider::LTI_VERSION1) {
$dataconnector = new \enrol_lti\data_connector();
$consumer = new \IMSGlobal\LTI\ToolProvider\ToolConsumer($consumerkey, $dataconnector);
// Check if the consumer has already been registered to the enrol_lti_lti2_consumer table. Register if necessary.
$consumer->ltiVersion = \IMSGlobal\LTI\ToolProvider\ToolProvider::LTI_VERSION1;
// For LTIv1, set the tool secret as the consumer secret.
$consumer->secret = $tool->secret;
$consumer->name = optional_param('tool_consumer_instance_name', null, PARAM_TEXT);
$consumer->consumerName = $consumer->name;
$consumer->consumerGuid = optional_param('tool_consumer_instance_guid', null, PARAM_TEXT);
$consumer->consumerVersion = optional_param('tool_consumer_info_version', null, PARAM_TEXT);
$consumer->enabled = true;
$consumer->protected = true;
$consumer->save();
/**
* Test for data_connector::get_consumers_mapped_to_tool().
*/
public function test_get_consumers_mapped_to_tool()
{
$generator = $this->getDataGenerator();
// Create two tools belonging to the same course.
$course1 = $generator->create_course();
$data = new stdClass();
$data->courseid = $course1->id;
$tool = $generator->create_lti_tool($data);
$tool2 = $generator->create_lti_tool($data);
$dc = new data_connector();
$consumer = new ToolConsumer('key1', $dc);
$consumer->name = 'testconsumername';
$consumer->secret = 'testsecret';
$consumer->save();
$tp = new \enrol_lti\tool_provider($tool->id);
$tp->consumer = $consumer;
$tp->map_tool_to_consumer();
$consumer2 = new ToolConsumer('key2', $dc);
$consumer2->name = 'testconsumername2';
$consumer2->secret = 'testsecret2';
$consumer2->save();
$tp2 = new \enrol_lti\tool_provider($tool2->id);
$tp2->consumer = $consumer2;
$tp2->map_tool_to_consumer();
$consumers = $dc->get_consumers_mapped_to_tool($tool->id);
$this->assertCount(1, $consumers);
$this->assertEquals($consumer, $consumers[0]);
$consumers2 = $dc->get_consumers_mapped_to_tool($tool2->id);
$this->assertCount(1, $consumers2);
$this->assertEquals($consumer2, $consumers2[0]);
}
