/**
* Create a new instance of tool_provider to handle all the LTI tool provider interactions.
*
* @param int $toolid The id of the tool to be provided.
*/
public function __construct($toolid)
{
global $CFG, $SITE;
$token = helper::generate_proxy_token($toolid);
$tool = helper::get_lti_tool($toolid);
$this->tool = $tool;
$dataconnector = new data_connector();
parent::__construct($dataconnector);
// Override debugMode and set to the configured value.
$this->debugMode = $CFG->debugdeveloper;
$this->baseUrl = $CFG->wwwroot;
$toolpath = helper::get_launch_url($toolid);
$toolpath = $this->strip_base_url($toolpath);
$vendorid = $SITE->shortname;
$vendorname = $SITE->fullname;
$vendordescription = trim(html_to_text($SITE->summary));
$this->vendor = new Item($vendorid, $vendorname, $vendordescription, $CFG->wwwroot);
$name = helper::get_name($tool);
$description = helper::get_description($tool);
$icon = helper::get_icon($tool)->out();
$icon = $this->strip_base_url($icon);
$this->product = new Item($token, $name, $description, helper::get_proxy_url($tool), '1.0');
$requiredmessages = [new Message('basic-lti-launch-request', $toolpath, ['Context.id', 'CourseSection.title', 'CourseSection.label', 'CourseSection.sourcedId', 'CourseSection.longDescription', 'CourseSection.timeFrame.begin', 'ResourceLink.id', 'ResourceLink.title', 'ResourceLink.description', 'User.id', 'User.username', 'Person.name.full', 'Person.name.given', 'Person.name.family', 'Person.email.primary', 'Person.sourcedId', 'Person.name.middle', 'Person.address.street1', 'Person.address.locality', 'Person.address.country', 'Person.address.timezone', 'Person.phone.primary', 'Person.phone.mobile', 'Person.webaddress', 'Membership.role', 'Result.sourcedId', 'Result.autocreate'])];
$optionalmessages = [];
$this->resourceHandlers[] = new ResourceHandler(new Item($token, helper::get_name($tool), $description), $icon, $requiredmessages, $optionalmessages);
$this->requiredServices[] = new ServiceDefinition(['application/vnd.ims.lti.v2.toolproxy+json'], ['POST']);
$this->requiredServices[] = new ServiceDefinition(['application/vnd.ims.lis.v2.membershipcontainer+json'], ['GET']);
}
/**
* Test verifying a proxy token.
*/
public function test_verify_proxy_token()
{
$course1 = $this->getDataGenerator()->create_course();
$data = new stdClass();
$data->courseid = $course1->id;
$tool1 = $this->getDataGenerator()->create_lti_tool($data);
$token = \enrol_lti\helper::generate_proxy_token($tool1->id);
$this->assertTrue(\enrol_lti\helper::verify_proxy_token($tool1->id, $token));
$this->assertFalse(\enrol_lti\helper::verify_proxy_token($tool1->id, 'incorrect token!'));
}
/**
* Constructor test.
*/
public function test_constructor()
{
global $CFG, $SITE;
$tool = $this->tool;
$tp = new tool_provider($tool->id);
$this->assertNull($tp->consumer);
$this->assertNull($tp->returnUrl);
$this->assertNull($tp->resourceLink);
$this->assertNull($tp->context);
$this->assertNotNull($tp->dataConnector);
$this->assertEquals('', $tp->defaultEmail);
$this->assertEquals(ToolProvider::ID_SCOPE_ID_ONLY, $tp->idScope);
$this->assertFalse($tp->allowSharing);
$this->assertEquals(ToolProvider::CONNECTION_ERROR_MESSAGE, $tp->message);
$this->assertNull($tp->reason);
$this->assertEmpty($tp->details);
$this->assertEquals($CFG->wwwroot, $tp->baseUrl);
$this->assertNotNull($tp->vendor);
$this->assertEquals($SITE->shortname, $tp->vendor->id);
$this->assertEquals($SITE->fullname, $tp->vendor->name);
$this->assertEquals($SITE->summary, $tp->vendor->description);
$token = helper::generate_proxy_token($tool->id);
$name = helper::get_name($tool);
$description = helper::get_description($tool);
$this->assertNotNull($tp->product);
$this->assertEquals($token, $tp->product->id);
$this->assertEquals($name, $tp->product->name);
$this->assertEquals($description, $tp->product->description);
$this->assertNotNull($tp->requiredServices);
$this->assertEmpty($tp->optionalServices);
$this->assertNotNull($tp->resourceHandlers);
}
