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Merge branch 'MDL-67301-dynreg-squashed-310' of https://github.com/cengage/moodle into MOODLE_310_STABLE

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Jun Pataleta
2020-10-26 12:40:23 +08:00
parent 6594c54b2e 10e16c69c8
commit 4dcc2d37c6
26 changed files with 1056 additions and 63 deletions
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mod/lti/amd/build/tool_card_controller.min.js
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mod/lti/amd/build/tool_card_controller.min.js.map
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mod/lti/amd/build/tool_configure_controller.min.js
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define ("mod_lti/tool_configure_controller",["jquery","core/ajax","core/notification","core/templates","mod_lti/events","mod_lti/keys","mod_lti/tool_type","mod_lti/tool_proxy","core/str"],function(a,b,c,d,e,f,g,h,i){var j={EXTERNAL_REGISTRATION_CONTAINER:"#external-registration-container",EXTERNAL_REGISTRATION_PAGE_CONTAINER:"#external-registration-page-container",CARTRIDGE_REGISTRATION_CONTAINER:"#cartridge-registration-container",CARTRIDGE_REGISTRATION_FORM:"#cartridge-registration-form",ADD_TOOL_FORM:"#add-tool-form",TOOL_LIST_CONTAINER:"#tool-list-container",TOOL_CREATE_BUTTON:"#tool-create-button",REGISTRATION_CHOICE_CONTAINER:"#registration-choice-container",TOOL_URL:"#tool-url"},k=function(){return a(j.TOOL_CREATE_BUTTON)},l=function(){return a(j.TOOL_LIST_CONTAINER)},m=function(){return a(j.EXTERNAL_REGISTRATION_CONTAINER)},n=function(){return a(j.CARTRIDGE_REGISTRATION_CONTAINER)},o=function(){return a(j.REGISTRATION_CHOICE_CONTAINER)},p=function(){return a(j.TOOL_URL).val()},q=function(){m().addClass("hidden")},r=function(){n().addClass("hidden")},s=function(){o().addClass("hidden")},t=function(){r();s();m().removeClass("hidden");w(m())},u=function(a){q();s();var b=n();b.find("input").val("");b.removeClass("hidden");b.find(j.CARTRIDGE_REGISTRATION_FORM).attr("data-cartridge-url",a);w(b)},v=function(){q();r();o().removeClass("hidden");w(o())},w=function(a){var b=a.children().detach();b.appendTo(a)},x=function(){l().addClass("hidden")},y=function(){l().removeClass("hidden")},z=function(a){var b=a.error?"error":"success";c.addNotification({message:a.message,type:b})},A=function(a){a.addClass("loading")},B=function(a){a.removeClass("loading")},C=function(){var b=a.Deferred(),e=l();A(e);a.when(g.query(),h.query({orphanedonly:!0})).done(function(a,c){d.render("mod_lti/tool_list",{tools:a,proxies:c}).done(function(a,c){e.empty();e.append(a);d.runTemplateJS(c);b.resolve()}).fail(b.reject)}).fail(b.reject);b.fail(c.exception).always(function(){B(e)})},D=function(){var b=a.trim(p());if(""===b){return a.Deferred().resolve()}var d=k();A(d);var f=g.isCartridge(b);f.always(function(){B(d)});f.done(function(c){if(c.iscartridge){a(j.TOOL_URL).val("");a(document).trigger(e.START_CARTRIDGE_REGISTRATION,b)}else{a(document).trigger(e.START_EXTERNAL_REGISTRATION,{url:b})}});f.fail(function(){i.get_string("errorbadurl","mod_lti").done(function(b){a(document).trigger(e.REGISTRATION_FEEDBACK,{message:b,error:!0})}).fail(c.exception)});return f},E=function(){a(document).on(e.NEW_TOOL_TYPE,function(){C()});a(document).on(e.START_EXTERNAL_REGISTRATION,function(){t();a(j.TOOL_URL).val("");x()});a(document).on(e.STOP_EXTERNAL_REGISTRATION,function(){y();v()});a(document).on(e.START_CARTRIDGE_REGISTRATION,function(a,b){u(b)});a(document).on(e.STOP_CARTRIDGE_REGISTRATION,function(){n().find(j.CARTRIDGE_REGISTRATION_FORM).removeAttr("data-cartridge-url");v()});a(document).on(e.REGISTRATION_FEEDBACK,function(a,b){z(b)});var b=a(j.ADD_TOOL_FORM);b.submit(function(a){a.preventDefault();D()})};return{init:function init(){E();C()}}});
define ("mod_lti/tool_configure_controller",["jquery","core/ajax","core/notification","core/templates","mod_lti/events","mod_lti/keys","mod_lti/tool_type","mod_lti/tool_proxy","core/str"],function(a,b,c,d,e,f,g,h,i){var j={EXTERNAL_REGISTRATION_CONTAINER:"#external-registration-container",EXTERNAL_REGISTRATION_PAGE_CONTAINER:"#external-registration-page-container",EXTERNAL_REGISTRATION_TEMPLATE_CONTAINER:"#external-registration-template-container",CARTRIDGE_REGISTRATION_CONTAINER:"#cartridge-registration-container",CARTRIDGE_REGISTRATION_FORM:"#cartridge-registration-form",ADD_TOOL_FORM:"#add-tool-form",TOOL_LIST_CONTAINER:"#tool-list-container",TOOL_CREATE_BUTTON:"#tool-create-button",TOOL_CREATE_LTILEGACY_BUTTON:"#tool-createltilegacy-button",REGISTRATION_CHOICE_CONTAINER:"#registration-choice-container",TOOL_URL:"#tool-url"},k=function(){return a(j.TOOL_LIST_CONTAINER)},l=function(){return a(j.EXTERNAL_REGISTRATION_CONTAINER)},m=function(){return a(j.CARTRIDGE_REGISTRATION_CONTAINER)},n=function(){return a(j.REGISTRATION_CHOICE_CONTAINER)},o=function(b){if(b.data&&"org.imsglobal.lti.close"===b.data.subject){a(j.EXTERNAL_REGISTRATION_TEMPLATE_CONTAINER).empty();r();w();z();w();D()}},p=function(b){a(j.EXTERNAL_REGISTRATION_PAGE_CONTAINER).removeClass("hidden");var c=a(j.EXTERNAL_REGISTRATION_TEMPLATE_CONTAINER);c.append(a("<iframe src='startltiadvregistration.php?url="+encodeURIComponent(b)+"'></iframe>"));u();window.addEventListener("message",o,!1)},q=function(){return a(j.TOOL_URL).val()},r=function(){l().addClass("hidden")},s=function(){m().addClass("hidden")},t=function(){n().addClass("hidden")},u=function(){s();t();l().removeClass("hidden");x(l())},v=function(a){r();t();var b=m();b.find("input").val("");b.removeClass("hidden");b.find(j.CARTRIDGE_REGISTRATION_FORM).attr("data-cartridge-url",a);x(b)},w=function(){r();s();n().removeClass("hidden");x(n())},x=function(a){var b=a.children().detach();b.appendTo(a)},y=function(){k().addClass("hidden")},z=function(){k().removeClass("hidden")},A=function(a){var b=a.error?"error":"success";c.addNotification({message:a.message,type:b})},B=function(a){a.addClass("loading")},C=function(a){a.removeClass("loading")},D=function(){var b=a.Deferred(),e=k();B(e);a.when(g.query(),h.query({orphanedonly:!0})).done(function(a,c){d.render("mod_lti/tool_list",{tools:a,proxies:c}).done(function(a,c){e.empty();e.append(a);d.runTemplateJS(c);b.resolve()}).fail(b.reject)}).fail(b.reject);b.fail(c.exception).always(function(){C(e)})},E=function(){var b=a.trim(q());if(b){a(j.TOOL_URL).val("");y();p(b)}},F=function(){var b=a.trim(q());if(""===b){return a.Deferred().resolve()}var d=a(j.TOOL_CREATE_LTILEGACY_BUTTON);B(d);var f=g.isCartridge(b);f.always(function(){C(d)});f.done(function(c){if(c.iscartridge){a(j.TOOL_URL).val("");a(document).trigger(e.START_CARTRIDGE_REGISTRATION,b)}else{a(document).trigger(e.START_EXTERNAL_REGISTRATION,{url:b})}});f.fail(function(){i.get_string("errorbadurl","mod_lti").done(function(b){a(document).trigger(e.REGISTRATION_FEEDBACK,{message:b,error:!0})}).fail(c.exception)});return f},G=function(){a(document).on(e.NEW_TOOL_TYPE,function(){D()});a(document).on(e.START_EXTERNAL_REGISTRATION,function(){u();a(j.TOOL_URL).val("");y()});a(document).on(e.STOP_EXTERNAL_REGISTRATION,function(){z();w()});a(document).on(e.START_CARTRIDGE_REGISTRATION,function(a,b){v(b)});a(document).on(e.STOP_CARTRIDGE_REGISTRATION,function(){m().find(j.CARTRIDGE_REGISTRATION_FORM).removeAttr("data-cartridge-url");w()});a(document).on(e.REGISTRATION_FEEDBACK,function(a,b){A(b)});var b=a(j.TOOL_CREATE_LTILEGACY_BUTTON);b.click(function(a){a.preventDefault();F()});var c=a(j.TOOL_CREATE_BUTTON);c.click(function(a){a.preventDefault();E()})};return{init:function init(){G();D()}}});
//# sourceMappingURL=tool_configure_controller.min.js.map
mod/lti/amd/build/tool_configure_controller.min.js.map
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mod/lti/amd/src/tool_card_controller.js
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@@ -484,10 +484,7 @@
return toolTypeData;
}).then(function(toolTypeData) {
return templates.render('mod_lti/tool_card', toolTypeData);
}).then(function(renderResult) {
var html = renderResult[0];
var js = renderResult[1];
}).then(function(html, js) {
templates.replaceNode(element, html, js);
return;
}).catch(function() {
mod/lti/amd/src/tool_configure_controller.js
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@@ -32,26 +32,17 @@ define(['jquery', 'core/ajax', 'core/notification', 'core/templates', 'mod_lti/e
var SELECTORS = {
EXTERNAL_REGISTRATION_CONTAINER: '#external-registration-container',
EXTERNAL_REGISTRATION_PAGE_CONTAINER: '#external-registration-page-container',
EXTERNAL_REGISTRATION_TEMPLATE_CONTAINER: '#external-registration-template-container',
CARTRIDGE_REGISTRATION_CONTAINER: '#cartridge-registration-container',
CARTRIDGE_REGISTRATION_FORM: '#cartridge-registration-form',
ADD_TOOL_FORM: '#add-tool-form',
TOOL_LIST_CONTAINER: '#tool-list-container',
TOOL_CREATE_BUTTON: '#tool-create-button',
TOOL_CREATE_LTILEGACY_BUTTON: '#tool-createltilegacy-button',
REGISTRATION_CHOICE_CONTAINER: '#registration-choice-container',
TOOL_URL: '#tool-url'
};
/**
* Get the tool create button element.
*
* @method getToolCreateButton
* @private
* @return {Object} jQuery object
*/
var getToolCreateButton = function() {
return $(SELECTORS.TOOL_CREATE_BUTTON);
};
/**
* Get the tool list container element.
*
@@ -96,6 +87,40 @@ define(['jquery', 'core/ajax', 'core/notification', 'core/templates', 'mod_lti/e
return $(SELECTORS.REGISTRATION_CHOICE_CONTAINER);
};
/**
* Close the LTI Advantage Registration IFrame.
*
* @private
* @param {Object} e post message event sent from the registration frame.
*/
var closeLTIAdvRegistration = function(e) {
if (e.data && 'org.imsglobal.lti.close' === e.data.subject) {
$(SELECTORS.EXTERNAL_REGISTRATION_TEMPLATE_CONTAINER).empty();
hideExternalRegistration();
showRegistrationChoices();
showToolList();
showRegistrationChoices();
reloadToolList();
}
};
/**
* Load the external registration template and render it in the DOM and display it.
*
* @method initiateRegistration
* @private
* @param {String} url where to send the registration request
*/
var initiateRegistration = function(url) {
// Show the external registration page in an iframe.
$(SELECTORS.EXTERNAL_REGISTRATION_PAGE_CONTAINER).removeClass('hidden');
var container = $(SELECTORS.EXTERNAL_REGISTRATION_TEMPLATE_CONTAINER);
container.append($("<iframe src='startltiadvregistration.php?url="
+ encodeURIComponent(url) + "'></iframe>"));
showExternalRegistration();
window.addEventListener("message", closeLTIAdvRegistration, false);
};
/**
* Get the tool type URL.
*
@@ -287,22 +312,38 @@ define(['jquery', 'core/ajax', 'core/notification', 'core/templates', 'mod_lti/e
});
};
/**
* Start the LTI Advantage registration.
*
* @method addLTIAdvTool
* @private
*/
var addLTIAdvTool = function() {
var url = $.trim(getToolURL());
if (url) {
$(SELECTORS.TOOL_URL).val('');
hideToolList();
initiateRegistration(url);
}
};
/**
* Trigger appropriate registration process process for the user input
* URL. It can either be a cartridge or a registration url.
*
* @method addTool
* @method addLTILegacyTool
* @private
* @return {Promise} jQuery Deferred object
*/
var addTool = function() {
var addLTILegacyTool = function() {
var url = $.trim(getToolURL());
if (url === "") {
return $.Deferred().resolve();
}
var toolButton = getToolCreateButton();
var toolButton = $(SELECTORS.TOOL_CREATE_LTILEGACY_BUTTON);
startLoading(toolButton);
var promise = toolType.isCartridge(url);
@@ -372,10 +413,16 @@ define(['jquery', 'core/ajax', 'core/notification', 'core/templates', 'mod_lti/e
showRegistrationFeedback(data);
});
var form = $(SELECTORS.ADD_TOOL_FORM);
form.submit(function(e) {
var addLegacyButton = $(SELECTORS.TOOL_CREATE_LTILEGACY_BUTTON);
addLegacyButton.click(function(e) {
e.preventDefault();
addTool();
addLTILegacyTool();
});
var addLTIButton = $(SELECTORS.TOOL_CREATE_BUTTON);
addLTIButton.click(function(e) {
e.preventDefault();
addLTIAdvTool();
});
};
mod/lti/certs.php
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@@ -21,28 +21,13 @@
* @copyright 2019 Stephen Vickers
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
use mod_lti\local\ltiopenid\jwks_helper;
define('NO_DEBUG_DISPLAY', true);
define('NO_MOODLE_COOKIES', true);
require_once(__DIR__ . '/../../config.php');
$jwks = array('keys' => array());
$privatekey = get_config('mod_lti', 'privatekey');
$res = openssl_pkey_get_private($privatekey);
$details = openssl_pkey_get_details($res);
$jwk = array();
$jwk['kty'] = 'RSA';
$jwk['alg'] = 'RS256';
$jwk['kid'] = get_config('mod_lti', 'kid');
$jwk['e'] = rtrim(strtr(base64_encode($details['rsa']['e']), '+/', '-_'), '=');
$jwk['n'] = rtrim(strtr(base64_encode($details['rsa']['n']), '+/', '-_'), '=');
$jwk['use'] = 'sig';
$jwks['keys'][] = $jwk;
@header('Content-Type: application/json; charset=utf-8');
echo json_encode($jwks, JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT);
echo json_encode(jwks_helper::get_jwks(), JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT);
mod/lti/classes/local/ltiopenid/jwks_helper.php
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@@ -0,0 +1,72 @@
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* This files exposes functions for LTI 1.3 Key Management.
*
* @package mod_lti
* @copyright 2020 Claude Vervoort (Cengage)
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
namespace mod_lti\local\ltiopenid;
/**
* This class exposes functions for LTI 1.3 Key Management.
*
* @package mod_lti
* @copyright 2020 Claude Vervoort (Cengage)
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class jwks_helper {
/**
* Returns the private key to use to sign outgoing JWT.
*
* @return array keys are kid and key in PEM format.
*/
public static function get_private_key() {
$privatekey = get_config('mod_lti', 'privatekey');
$kid = get_config('mod_lti', 'kid');
return [
"key" => $privatekey,
"kid" => $kid
];
}
/**
* Returns the JWK Key Set for this site.
* @return array keyset exposting the site public key.
*/
public static function get_jwks() {
$jwks = array('keys' => array());
$privatekey = self::get_private_key();
$res = openssl_pkey_get_private($privatekey['key']);
$details = openssl_pkey_get_details($res);
$jwk = array();
$jwk['kty'] = 'RSA';
$jwk['alg'] = 'RS256';
$jwk['kid'] = $privatekey['kid'];
$jwk['e'] = rtrim(strtr(base64_encode($details['rsa']['e']), '+/', '-_'), '=');
$jwk['n'] = rtrim(strtr(base64_encode($details['rsa']['n']), '+/', '-_'), '=');
$jwk['use'] = 'sig';
$jwks['keys'][] = $jwk;
return $jwks;
}
}
mod/lti/classes/local/ltiopenid/registration_exception.php
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@@ -0,0 +1,32 @@
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* This library exposes functions for LTI Dynamic Registration.
*
* @package mod_lti
* @copyright 2020 Claude Vervoort (Cengage), Carlos Costa, Adrian Hutchinson (Macgraw Hill)
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
namespace mod_lti\local\ltiopenid;
/**
* Exception when transforming the registration to LTI config.
*
* Code is the HTTP Error code.
*/
class registration_exception extends \Exception {
}
mod/lti/classes/local/ltiopenid/registration_helper.php
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@@ -0,0 +1,345 @@
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* A Helper for LTI Dynamic Registration.
*
* @package mod_lti
* @copyright 2020 Claude Vervoort (Cengage), Carlos Costa, Adrian Hutchinson (Macgraw Hill)
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
namespace mod_lti\local\ltiopenid;
defined('MOODLE_INTERNAL') || die;
require_once($CFG->dirroot . '/mod/lti/locallib.php');
use Firebase\JWT\JWK;
use Firebase\JWT\JWT;
use stdClass;
/**
* This class exposes functions for LTI Dynamic Registration.
*
* @package mod_lti
* @copyright 2020 Claude Vervoort (Cengage), Carlos Costa, Adrian Hutchinson (Macgraw Hill)
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class registration_helper {
/** score scope */
const SCOPE_SCORE = 'https://purl.imsglobal.org/spec/lti-ags/scope/score';
/** result scope */
const SCOPE_RESULT = 'https://purl.imsglobal.org/spec/lti-ags/scope/result.readonly';
/** lineitem read-only scope */
const SCOPE_LINEITEM_RO = 'https://purl.imsglobal.org/spec/lti-ags/scope/lineitem.readonly';
/** lineitem full access scope */
const SCOPE_LINEITEM = 'https://purl.imsglobal.org/spec/lti-ags/scope/lineitem';
/** Names and Roles (membership) scope */
const SCOPE_NRPS = 'https://purl.imsglobal.org/spec/lti-nrps/scope/contextmembership.readonly';
/** Tool Settings scope */
const SCOPE_TOOL_SETTING = 'https://purl.imsglobal.org/spec/lti-ts/scope/toolsetting';
/**
* Function used to validate parameters.
*
* This function is needed because the payload contains nested
* objects, and optional_param() does not support arrays of arrays.
*
* @param array $payload that may contain the parameter key
* @param string $key the key of the value to be looked for in the payload
* @param bool $required if required, not finding a value will raise a registration_exception
*
* @return mixed
*/
private static function get_parameter(array $payload, string $key, bool $required) {
if (!isset($payload[$key]) || empty($payload[$key])) {
if ($required) {
throw new registration_exception('missing required attribute '.$key, 400);
}
return null;
}
$parameter = $payload[$key];
// Cleans parameters to avoid XSS and other issues.
if (is_array($parameter)) {
return clean_param_array($parameter, PARAM_TEXT, true);
}
return clean_param($parameter, PARAM_TEXT);
}
/**
* Transforms an LTI 1.3 Registration to a Moodle LTI Config.
*
* @param array $registrationpayload the registration data received from the tool.
* @param string $clientid the clientid to be issued for that tool.
*
* @return object the Moodle LTI config.
*/
public static function registration_to_config(array $registrationpayload, string $clientid): object {
$responsetypes = self::get_parameter($registrationpayload, 'response_types', true);
$initiateloginuri = self::get_parameter($registrationpayload, 'initiate_login_uri', true);
$redirecturis = self::get_parameter($registrationpayload, 'redirect_uris', true);
$clientname = self::get_parameter($registrationpayload, 'client_name', true);
$jwksuri = self::get_parameter($registrationpayload, 'jwks_uri', true);
$tokenendpointauthmethod = self::get_parameter($registrationpayload, 'token_endpoint_auth_method', true);
$applicationtype = self::get_parameter($registrationpayload, 'application_type', false);
$logouri = self::get_parameter($registrationpayload, 'logo_uri', false);
$ltitoolconfiguration = self::get_parameter($registrationpayload,
'https://purl.imsglobal.org/spec/lti-tool-configuration', true);
$domain = self::get_parameter($ltitoolconfiguration, 'domain', true);
$targetlinkuri = self::get_parameter($ltitoolconfiguration, 'target_link_uri', true);
$customparameters = self::get_parameter($ltitoolconfiguration, 'custom_parameters', false);
$scopes = explode(" ", self::get_parameter($registrationpayload, 'scope', false) ?? '');
$claims = self::get_parameter($ltitoolconfiguration, 'claims', false);
$messages = $ltitoolconfiguration['messages'] ?? [];
$description = self::get_parameter($ltitoolconfiguration, 'description', false);
// Validate response type.
// According to specification, for this scenario, id_token must be explicitly set.
if (!in_array('id_token', $responsetypes)) {
throw new registration_exception('invalid_response_types', 400);
}
// According to specification, this parameter needs to be an array.
if (!is_array($redirecturis)) {
throw new registration_exception('invalid_redirect_uris', 400);
}
// According to specification, for this scenario private_key_jwt must be explicitly set.
if ($tokenendpointauthmethod !== 'private_key_jwt') {
throw new registration_exception('invalid_token_endpoint_auth_method', 400);
}
if (!empty($applicationtype) && $applicationtype !== 'web') {
throw new registration_exception('invalid_application_type', 400);
}
$config = new stdClass();
$config->lti_clientid = $clientid;
$config->lti_toolurl = $targetlinkuri;
$config->lti_tooldomain = $domain;
$config->lti_typename = $clientname;
$config->lti_description = $description;
$config->lti_ltiversion = LTI_VERSION_1P3;
$config->lti_organizationid_default = LTI_DEFAULT_ORGID_SITEID;
$config->lti_icon = $logouri;
$config->lti_coursevisible = LTI_COURSEVISIBLE_PRECONFIGURED;
$config->lti_contentitem = 0;
// Sets Content Item.
if (!empty($messages)) {
$messagesresponse = [];
foreach ($messages as $value) {
if ($value['type'] === 'LtiDeepLinkingRequest') {
$config->lti_contentitem = 1;
$config->lti_toolurl_ContentItemSelectionRequest = $value['target_link_uri'] ?? '';
array_push($messagesresponse, $value);
}
}
}
$config->lti_keytype = 'JWK_KEYSET';
$config->lti_publickeyset = $jwksuri;
$config->lti_initiatelogin = $initiateloginuri;
$config->lti_redirectionuris = implode(PHP_EOL, $redirecturis);
$config->lti_customparameters = '';
// Sets custom parameters.
if (isset($customparameters)) {
$paramssarray = [];
foreach ($customparameters as $key => $value) {
array_push($paramssarray, $key . '=' . $value);
}
$config->lti_customparameters = implode(PHP_EOL, $paramssarray);
}
// Sets launch container.
$config->lti_launchcontainer = LTI_LAUNCH_CONTAINER_EMBED_NO_BLOCKS;
// Sets Service info based on scopes.
$config->lti_acceptgrades = LTI_SETTING_NEVER;
$config->ltiservice_gradesynchronization = 0;
$config->ltiservice_memberships = 0;
$config->ltiservice_toolsettings = 0;
if (isset($scopes)) {
// Sets Assignment and Grade Services info.
if (in_array(self::SCOPE_SCORE, $scopes)) {
$config->lti_acceptgrades = LTI_SETTING_DELEGATE;
$config->ltiservice_gradesynchronization = 1;
}
if (in_array(self::SCOPE_RESULT, $scopes)) {
$config->lti_acceptgrades = LTI_SETTING_DELEGATE;
$config->ltiservice_gradesynchronization = 1;
}
if (in_array(self::SCOPE_LINEITEM_RO, $scopes)) {
$config->lti_acceptgrades = LTI_SETTING_DELEGATE;
$config->ltiservice_gradesynchronization = 1;
}
if (in_array(self::SCOPE_LINEITEM, $scopes)) {
$config->lti_acceptgrades = LTI_SETTING_DELEGATE;
$config->ltiservice_gradesynchronization = 2;
}
// Sets Names and Role Provisioning info.
if (in_array(self::SCOPE_NRPS, $scopes)) {
$config->ltiservice_memberships = 1;
}
// Sets Tool Settings info.
if (in_array(self::SCOPE_TOOL_SETTING, $scopes)) {
$config->ltiservice_toolsettings = 1;
}
}
// Sets privacy settings.
$config->lti_sendname = LTI_SETTING_NEVER;
$config->lti_sendemailaddr = LTI_SETTING_NEVER;
if (isset($claims)) {
// Sets name privacy settings.
if (in_array('name', $claims)) {
$config->lti_sendname = LTI_SETTING_ALWAYS;
}
if (in_array('given_name', $claims)) {
$config->lti_sendname = LTI_SETTING_ALWAYS;
}
if (in_array('family_name', $claims)) {
$config->lti_sendname = LTI_SETTING_ALWAYS;
}
// Sets email privacy settings.
if (in_array('email', $claims)) {
$config->lti_sendemailaddr = LTI_SETTING_ALWAYS;
}
}
return $config;
}
/**
* Transforms a moodle LTI 1.3 Config to an OAuth/LTI Client Registration.
*
* @param object $config Moodle LTI Config.
* @param int $typeid which is the LTI deployment id.
*
* @return array the Client Registration as an associative array.
*/
public static function config_to_registration(object $config, int $typeid): array {
$registrationresponse = [];
$registrationresponse['client_id'] = $config->lti_clientid;
$registrationresponse['token_endpoint_auth_method'] = ['private_key_jwt'];
$registrationresponse['response_types'] = ['id_token'];
$registrationresponse['jwks_uri'] = $config->lti_publickeyset;
$registrationresponse['initiate_login_uri'] = $config->lti_initiatelogin;
$registrationresponse['grant_types'] = ['client_credentials', 'implicit'];
$registrationresponse['redirect_uris'] = explode(PHP_EOL, $config->lti_redirectionuris);
$registrationresponse['application_type'] = ['web'];
$registrationresponse['token_endpoint_auth_method'] = 'private_key_jwt';
$registrationresponse['client_name'] = $config->lti_typename;
$registrationresponse['logo_uri'] = $config->lti_icon ?? '';
$lticonfigurationresponse = [];
$lticonfigurationresponse['deployment_id'] = strval($typeid);
$lticonfigurationresponse['target_link_uri'] = $config->lti_toolurl;
$lticonfigurationresponse['domain'] = $config->lti_tooldomain ?? '';
$lticonfigurationresponse['description'] = $config->lti_description ?? '';
if ($config->lti_contentitem == 1) {
$contentitemmessage = [];
$contentitemmessage['type'] = 'LtiDeepLinkingRequest';
if (isset($config->lti_toolurl_ContentItemSelectionRequest)) {
$contentitemmessage['target_link_uri'] = $config->lti_toolurl_ContentItemSelectionRequest;
}
$lticonfigurationresponse['messages'] = [$contentitemmessage];
}
if (isset($config->lti_customparameters) && !empty($config->lti_customparameters)) {
$params = [];
foreach (explode(PHP_EOL, $config->lti_customparameters) as $param) {
$split = explode('=', $param);
$params[$split[0]] = $split[1];
}
$lticonfigurationresponse['custom_parameters'] = $params;
}
$scopesresponse = [];
if ($config->ltiservice_gradesynchronization > 0) {
$scopesresponse[] = self::SCOPE_SCORE;
$scopesresponse[] = self::SCOPE_RESULT;
$scopesresponse[] = self::SCOPE_LINEITEM_RO;
}
if ($config->ltiservice_gradesynchronization == 2) {
$scopesresponse[] = self::SCOPE_LINEITEM;
}
if ($config->ltiservice_memberships == 1) {
$scopesresponse[] = self::SCOPE_NRPS;
}
if ($config->ltiservice_toolsettings == 1) {
$scopesresponse[] = self::SCOPE_TOOL_SETTING;
}
$registrationresponse['scope'] = implode(' ', $scopesresponse);
$claimsresponse = ['sub', 'iss'];
if ($config->lti_sendname = LTI_SETTING_ALWAYS) {
$claimsresponse[] = 'name';
$claimsresponse[] = 'family_name';
$claimsresponse[] = 'middle_name';
}
if ($config->lti_sendemailaddr = LTI_SETTING_ALWAYS) {
$claimsresponse[] = 'email';
}
$lticonfigurationresponse['claims'] = $claimsresponse;
$registrationresponse['https://purl.imsglobal.org/spec/lti-tool-configuration'] = $lticonfigurationresponse;
return $registrationresponse;
}
/**
* Validates the registration token is properly signed and not used yet.
* Return the client id to use for this registration.
*
* @param string $registrationtokenjwt registration token
*
* @return string client id for the registration
*/
public static function validate_registration_token(string $registrationtokenjwt): string {
global $DB;
$keys = JWK::parseKeySet(jwks_helper::get_jwks());
$registrationtoken = JWT::decode($registrationtokenjwt, $keys, ['RS256']);
// Get clientid from registrationtoken.
$clientid = $registrationtoken->sub;
// Checks if clientid is already registered.
if (!empty($DB->get_record('lti_types', array('clientid' => $clientid)))) {
throw new registration_exception("token_already_used", 401);
}
return $clientid;
}
/**
* Initializes an array with the scopes for services supported by the LTI module
*
* @return array List of scopes
*/
public static function lti_get_service_scopes() {
$services = lti_get_services();
$scopes = array();
foreach ($services as $service) {
$servicescopes = $service->get_scopes();
if (!empty($servicescopes)) {
$scopes = array_merge($scopes, $servicescopes);
}
}
return $scopes;
}
}
mod/lti/classes/local/ltiservice/service_base.php
+12 -1
View File
@@ -207,7 +207,7 @@ abstract class service_base {
abstract public function get_resources();
/**
* Get the scope(s) permitted for this service.
* Get the scope(s) permitted for this service in the context of a particular tool type.
*
* A null value indicates that no scopes are required to access the service.
*
@@ -217,6 +217,17 @@ abstract class service_base {
return null;
}
/**
* Get the scope(s) permitted for this service.
*
* A null value indicates that no scopes are required to access the service.
*
* @return array|null
*/
public function get_scopes() {
return null;
}
/**
* Returns the configuration options for this service.
*
mod/lti/lang/en/lti.php
+2
View File
@@ -66,6 +66,8 @@ $string['activate'] = 'Activate';
$string['activatetoadddescription'] = 'You will need to activate this tool before you can add a description.';
$string['active'] = 'Active';
$string['activity'] = 'Activity';
$string['add_ltiadv'] = 'Add LTI Advantage';
$string['add_ltilegacy'] = 'Add Legacy LTI';
$string['addnewapp'] = 'Enable external application';
$string['addserver'] = 'Add new trusted server';
$string['addtype'] = 'Add preconfigured tool';
mod/lti/locallib.php
+10 -5
View File
@@ -54,6 +54,7 @@ defined('MOODLE_INTERNAL') || die;
use moodle\mod\lti as lti;
use Firebase\JWT\JWT;
use Firebase\JWT\JWK;
use mod_lti\local\ltiopenid\jwks_helper;
global $CFG;
require_once($CFG->dirroot.'/mod/lti/OAuth.php');
@@ -2725,7 +2726,11 @@ function lti_get_type_type_config($id) {
function lti_prepare_type_for_save($type, $config) {
if (isset($config->lti_toolurl)) {
$type->baseurl = $config->lti_toolurl;
$type->tooldomain = lti_get_domain_from_url($config->lti_toolurl);
if (isset($config->lti_tooldomain)) {
$type->tooldomain = $config->lti_tooldomain;
} else {
$type->tooldomain = lti_get_domain_from_url($config->lti_toolurl);
}
}
if (isset($config->lti_description)) {
$type->description = $config->lti_description;
@@ -3281,9 +3286,8 @@ function lti_sign_jwt($parms, $endpoint, $oauthconsumerkey, $typeid = 0, $nonce
}
}
$privatekey = get_config('mod_lti', 'privatekey');
$kid = get_config('mod_lti', 'kid');
$jwt = JWT::encode($payload, $privatekey, 'RS256', $kid);
$privatekey = jwks_helper::get_private_key();
$jwt = JWT::encode($payload, $privatekey['key'], 'RS256', $privatekey['kid']);
$newparms = array();
$newparms['id_token'] = $jwt;
@@ -3828,6 +3832,7 @@ function lti_get_service_by_resource_id($services, $resourceid) {
/**
* Initializes an array with the scopes for services supported by the LTI module
* and authorized for this particular tool instance.
*
* @param object $type LTI tool type
* @param array $typeconfig LTI tool type configuration
@@ -3848,7 +3853,6 @@ function lti_get_permitted_service_scopes($type, $typeconfig) {
}
return $scopes;
}
/**
@@ -4468,3 +4472,4 @@ function lti_new_access_token($typeid, $scopes) {
return $newtoken;
}
mod/lti/openid-configuration.php
+61
View File
@@ -0,0 +1,61 @@
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* This file returns the OpenId/LTI Configuration for this site.
*
* It is part of the LTI Tool Dynamic Registration, and used by
* tools to get the site configuration and registration end-point.
*
* @package mod_lti
* @copyright 2020 Claude Vervoort (Cengage), Carlos Costa, Adrian Hutchinson (Macgraw Hill)
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
use mod_lti\local\ltiopenid\registration_helper;
define('NO_DEBUG_DISPLAY', true);
define('NO_MOODLE_COOKIES', true);
require_once(__DIR__ . '/../../config.php');
require_once($CFG->dirroot . '/mod/lti/locallib.php');
require_once($CFG->libdir.'/weblib.php');
$scopes = registration_helper::lti_get_service_scopes();
$scopes[] = 'openid';
$conf = [
'issuer' => $CFG->wwwroot,
'token_endpoint' => (new moodle_url('/mod/lti/token.php'))->out(false),
'token_endpoint_auth_methods_supported' => ['private_key_jwt'],
'token_endpoint_auth_signing_alg_values_supported' => ['RS256'],
'jwks_uri' => (new moodle_url('/mod/lti/certs.php'))->out(false),
'registration_endpoint' => (new moodle_url('/mod/lti/openid-registration.php'))->out(false),
'scopes_supported' => $scopes,
'response_types_supported' => ['id_token'],
'subject_types_supported' => ['public', 'pairwise'],
'id_token_signing_alg_values_supported' => ['RS256'],
'claims_supported' => ['sub', 'iss', 'name', 'given_name', 'family_name', 'email'],
'https://purl.imsglobal.org/spec/lti-platform-configuration ' => [
'product_family_code' => 'moodle',
'version' => $CFG->release,
'messages_supported' => ['LtiResourceLink', 'LtiDeepLinkingRequest'],
'placements' => ['AddContentMenu'],
'variables' => array_keys(lti_get_capabilities())
]
];
@header('Content-Type: application/json; charset=utf-8');
echo json_encode($conf, JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT);
mod/lti/openid-registration.php
+62
View File
@@ -0,0 +1,62 @@
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* This file receives a registration request along with the registration token and returns a client_id.
*
* @copyright 2020 Claude Vervoort (Cengage), Carlos Costa, Adrian Hutchinson (Macgraw Hill)
* @package mod_lti
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
define('NO_DEBUG_DISPLAY', true);
define('NO_MOODLE_COOKIES', true);
use mod_lti\local\ltiopenid\registration_helper;
use mod_lti\local\ltiopenid\registration_exception;
require_once(__DIR__ . '/../../config.php');
require_once($CFG->dirroot . '/mod/lti/locallib.php');
$code = 200;
$message = '';
// Retrieve registration token from Bearer Authorization header.
$authheader = moodle\mod\lti\OAuthUtil::get_headers() ['Authorization'] ?? '';
if (!($authheader && substr($authheader, 0, 7) == 'Bearer ')) {
$message = 'missing_registration_token';
$code = 401;
} else {
$registrationpayload = json_decode(file_get_contents('php://input'), true);
// Registers tool.
$type = new stdClass();
$type->state = LTI_TOOL_STATE_PENDING;
try {
$clientid = registration_helper::validate_registration_token(trim(substr($authheader, 7)));
$config = registration_helper::registration_to_config($registrationpayload, $clientid);
$typeid = lti_add_type($type, clone $config);
$message = json_encode(registration_helper::config_to_registration($config, $typeid));
header('Content-Type: application/json; charset=utf-8');
} catch (registration_exception $e) {
$code = $e->getCode();
$message = $e->getMessage();
}
}
$response = new \mod_lti\local\ltiservice\response();
// Set code.
$response->set_code($code);
// Set body.
$response->set_body($message);
$response->send();
mod/lti/service/basicoutcomes/classes/local/service/basicoutcomes.php
+9
View File
@@ -81,4 +81,13 @@ class basicoutcomes extends \mod_lti\local\ltiservice\service_base {
}
/**
* Get the scope(s) permitted for the tool relevant to this service.
*
* @return array
*/
public function get_scopes() {
return [self::SCOPE_BASIC_OUTCOMES];
}
}
mod/lti/service/gradebookservices/classes/local/service/gradebookservices.php
+10
View File
@@ -112,6 +112,16 @@ class gradebookservices extends service_base {
}
/**
* Get the scopes defined by this service.
*
* @return array
*/
public function get_scopes() {
return [self::SCOPE_GRADEBOOKSERVICES_LINEITEM_READ, self::SCOPE_GRADEBOOKSERVICES_RESULT_READ,
self::SCOPE_GRADEBOOKSERVICES_SCORE, self::SCOPE_GRADEBOOKSERVICES_LINEITEM];
}
/**
* Adds form elements for gradebook sync add/edit page.
*
mod/lti/service/memberships/classes/local/service/memberships.php
+9
View File
@@ -102,6 +102,15 @@ class memberships extends \mod_lti\local\ltiservice\service_base {
}
/**
* Get the scope(s) defined by this service.
*
* @return array
*/
public function get_scopes() {
return [self::SCOPE_MEMBERSHIPS_READ];
}
/**
* Get the JSON for members.
*
mod/lti/service/toolsettings/classes/local/service/toolsettings.php
+9
View File
@@ -88,6 +88,15 @@ class toolsettings extends \mod_lti\local\ltiservice\service_base {
}
/**
* Get the scope(s) defined this service.
*
* @return array
*/
public function get_scopes() {
return [self::SCOPE_TOOL_SETTINGS];
}
/**
* Get the distinct settings from each level by removing any duplicates from higher levels.
*
mod/lti/startltiadvregistration.php
+51
View File
@@ -0,0 +1,51 @@
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Redirect the user to registration with token and openid config url as query params.
*
* @package mod_lti
* @copyright 2020 Cengage
* @author Claude Vervoort
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
use Firebase\JWT\JWT;
use mod_lti\local\ltiopenid\jwks_helper;
require_once(__DIR__ . '/../../config.php');
require_once($CFG->libdir.'/weblib.php');
require_login();
$context = context_system::instance();
require_capability('moodle/site:config', $context);
$starturl = required_param('url', PARAM_URL);
$now = time();
$token = [
"sub" => random_string(15),
"scope" => "reg",
"iat" => $now,
"exp" => $now + HOURSECS
];
$privatekey = jwks_helper::get_private_key();
$regtoken = JWT::encode($token, $privatekey['key'], 'RS256', $privatekey['kid']);
$confurl = new moodle_url('/mod/lti/openid-configuration.php');
$url = new moodle_url($starturl);
$url->param('openid_configuration', $confurl->out(false));
$url->param('registration_token', $regtoken);
header("Location: ".$url->out(false));
mod/lti/templates/cartridge_registration_form.mustache
+4 -4
View File
@@ -75,15 +75,15 @@
<div class="controls">
<button id="cartridge-registration-submit" type="submit" class="btn btn-success">
<span class="btn-text">{{#str}} savechanges {{/str}}</span>
<div class="btn-loader">
<span class="btn-loader">
{{> mod_lti/loader }}
</div>
</span>
</button>
<button id="cartridge-registration-cancel" type="button" class="btn">
<span class="btn-text">{{#str}} cancel {{/str}}</span>
<div class="btn-loader">
<span class="btn-loader">
{{> mod_lti/loader }}
</div>
</span>
</button>
</div>
</div>
mod/lti/templates/external_registration.mustache
+6 -2
View File
@@ -29,13 +29,17 @@
Context variables required for this template:
*
Example context (json):
{
}
}}
<div id="external-registration-page-container">
<button id="cancel-external-registration" class="btn btn-danger">
<span class="btn-text">{{#str}} cancel {{/str}}</span>
<div class="btn-loader">
<span class="btn-loader">
{{> mod_lti/loader }}
</div>
</span>
</button>
<div id="external-registration-template-container"></div>
</div>
mod/lti/templates/loader.mustache
+2 -2
View File
@@ -34,6 +34,6 @@
}
}}
<div class="loader">
<span class="loader">
{{#pix}} i/loading, core, {{#str}} loadinghelp, moodle {{/str}} {{/pix}}
</div>
</span>
mod/lti/templates/tool_configure.mustache
+16 -3
View File
@@ -29,6 +29,13 @@
Context variables required for this template:
*
Example context (json):
{
"configuremanualurl":"https://some.tool.example/mod/lti/typessettings.php?sesskey=OKl37bHflL&amp;returnto=toolconfigure",
"managetoolsurl":"https://some.tool.example/admin/settings.php?section=modsettinglti",
"managetoolproxiesurl":"https://some.tool.example/mod/lti/toolproxies.php"
}
}}
<h2>{{#str}} manage_external_tools, mod_lti {{/str}}</h2>
<div id="main-content-container">
@@ -46,10 +53,16 @@
placeholder="{{#str}} toolurlplaceholder, mod_lti {{/str}}"
required>
<button id="tool-create-button" type="submit" class="btn btn-success">
<span class="btn-text">{{#str}} add {{/str}}</span>
<div class="btn-loader">
<span class="btn-text">{{#str}} add_ltiadv, mod_lti {{/str}}</span>
<span class="btn-loader">
{{> mod_lti/loader }}
</div>
</span>
</button>
<button id="tool-createltilegacy-button" type="button" class="btn btn-warning">
<span class="btn-text">{{#str}} add_ltilegacy, mod_lti {{/str}}</span>
<span class="btn-loader">
{{> mod_lti/loader }}
</span>
</button>
</div>
</form>
mod/lti/tests/behat/toolconfigure.feature
+3 -3
View File
@@ -22,7 +22,7 @@ Feature: Configure tool types
@javascript
Scenario: Add a tool type from a cartridge URL
When I set the field "url" to local url "/mod/lti/tests/fixtures/ims_cartridge_basic_lti_link.xml"
And I press "Add"
And I press "Add Legacy LTI"
Then I should see "Enter your consumer key and shared secret"
And I press "Save changes"
And I should see "Example tool"
@@ -30,7 +30,7 @@ Feature: Configure tool types
@javascript
Scenario: Try to add a non-existant cartridge
When I set the field "url" to local url "/mod/lti/tests/fixtures/nonexistant.xml"
And I press "Add"
And I press "Add Legacy LTI"
Then I should see "Enter your consumer key and shared secret"
And I press "Save changes"
And I should see "Failed to create new tool. Please check the URL and try again."
@@ -38,6 +38,6 @@ Feature: Configure tool types
@javascript
Scenario: Attempt to add a tool type from a configuration URL, then cancel
When I set the field "url" to local url "/mod/lti/tests/fixtures/tool_provider.php"
And I press "Add"
And I press "Add Legacy LTI"
Then I should see "Cancel"
And I press "cancel-external-registration"
mod/lti/tests/openidregistration_test.php
+269
View File
@@ -0,0 +1,269 @@
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
//
// This file is part of BasicLTI4Moodle
//
// BasicLTI4Moodle is an IMS BasicLTI (Basic Learning Tools for Interoperability)
// consumer for Moodle 1.9 and Moodle 2.0. BasicLTI is a IMS Standard that allows web
// based learning tools to be easily integrated in LMS as native ones. The IMS BasicLTI
// specification is part of the IMS standard Common Cartridge 1.1 Sakai and other main LMS
// are already supporting or going to support BasicLTI. This project Implements the consumer
// for Moodle. Moodle is a Free Open source Learning Management System by Martin Dougiamas.
// BasicLTI4Moodle is a project iniciated and leaded by Ludo(Marc Alier) and Jordi Piguillem
// at the GESSI research group at UPC.
// SimpleLTI consumer for Moodle is an implementation of the early specification of LTI
// by Charles Severance (Dr Chuck) htp://dr-chuck.com , developed by Jordi Piguillem in a
// Google Summer of Code 2008 project co-mentored by Charles Severance and Marc Alier.
//
// BasicLTI4Moodle is copyright 2009 by Marc Alier Forment, Jordi Piguillem and Nikolas Galanis
// of the Universitat Politecnica de Catalunya http://www.upc.edu
// Contact info: Marc Alier Forment granludo @ gmail.com or marc.alier @ upc.edu.
/**
* This file contains unit tests for lti/openidregistrationlib.php
*
* @package mod_lti
* @copyright 2020 Claude Vervoort, Cengage
* @author Claude Vervoort
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
use mod_lti\local\ltiopenid\registration_exception;
use mod_lti\local\ltiopenid\registration_helper;
/**
* OpenId LTI Registration library tests
*/
class mod_lti_openidregistrationlib_testcase extends advanced_testcase {
/**
* @var string A has-it-all client registration.
*/
private $registrationfulljson = <<<EOD
{
"application_type": "web",
"response_types": ["id_token"],
"grant_types": ["implict", "client_credentials"],
"initiate_login_uri": "https://client.example.org/lti/init",
"redirect_uris":
["https://client.example.org/callback",
"https://client.example.org/callback2"],
"client_name": "Virtual Garden",
"client_name#ja": "バーチャルガーデン",
"jwks_uri": "https://client.example.org/.well-known/jwks.json",
"logo_uri": "https://client.example.org/logo.png",
"policy_uri": "https://client.example.org/privacy",
"policy_uri#ja": "https://client.example.org/privacy?lang=ja",
"tos_uri": "https://client.example.org/tos",
"tos_uri#ja": "https://client.example.org/tos?lang=ja",
"token_endpoint_auth_method": "private_key_jwt",
"contacts": ["[email protected]", "[email protected]"],
"scope": "https://purl.imsglobal.org/spec/lti-ags/scope/score https://purl.imsglobal.org/spec/lti-ags/scope/lineitem",
"https://purl.imsglobal.org/spec/lti-tool-configuration": {
"domain": "client.example.org",
"description": "Learn Botany by tending to your little (virtual) garden.",
"description#ja": "小さな（仮想）庭に行くことで植物学を学びましょう。",
"target_link_uri": "https://client.example.org/lti",
"custom_parameters": {
"context_history": "\$Context.id.history"
},
"claims": ["iss", "sub", "name", "given_name", "family_name", "email"],
"messages": [
{
"type": "LtiDeepLinkingRequest",
"target_link_uri": "https://client.example.org/lti/dl",
"label": "Add a virtual garden",
"label#ja": "バーチャルガーデンを追加する"
}
]
}
}
EOD;
/**
* @var string A minimalist client registration.
*/
private $registrationminimaljson = <<<EOD
{
"application_type": "web",
"response_types": ["id_token"],
"grant_types": ["implict", "client_credentials"],
"initiate_login_uri": "https://client.example.org/lti/init",
"redirect_uris":
["https://client.example.org/callback"],
"client_name": "Virtual Garden",
"jwks_uri": "https://client.example.org/.well-known/jwks.json",
"token_endpoint_auth_method": "private_key_jwt",
"https://purl.imsglobal.org/spec/lti-tool-configuration": {
"domain": "client.example.org",
"target_link_uri": "https://client.example.org/lti"
}
}
EOD;
/**
* @var string A minimalist with deep linking client registration.
*/
private $registrationminimaldljson = <<<EOD
{
"application_type": "web",
"response_types": ["id_token"],
"grant_types": ["implict", "client_credentials"],
"initiate_login_uri": "https://client.example.org/lti/init",
"redirect_uris":
["https://client.example.org/callback"],
"client_name": "Virtual Garden",
"jwks_uri": "https://client.example.org/.well-known/jwks.json",
"token_endpoint_auth_method": "private_key_jwt",
"https://purl.imsglobal.org/spec/lti-tool-configuration": {
"domain": "client.example.org",
"target_link_uri": "https://client.example.org/lti",
"messages": [
{
"type": "LtiDeepLinkingRequest"
}
]
}
}
EOD;
/**
* Test the mapping from Registration JSON to LTI Config for a has-it-all tool registration.
*/
public function test_to_config_full() {
$registration = json_decode($this->registrationfulljson, true);
$registration['scope'] .= ' https://purl.imsglobal.org/spec/lti-nrps/scope/contextmembership.readonly';
$config = registration_helper::registration_to_config($registration, 'TheClientId');
$this->assertEquals('JWK_KEYSET', $config->lti_keytype);
$this->assertEquals(LTI_VERSION_1P3, $config->lti_ltiversion);
$this->assertEquals('TheClientId', $config->lti_clientid);
$this->assertEquals('Virtual Garden', $config->lti_typename);
$this->assertEquals('Learn Botany by tending to your little (virtual) garden.', $config->lti_description);
$this->assertEquals('https://client.example.org/lti/init', $config->lti_initiatelogin);
$this->assertEquals(implode(PHP_EOL, ["https://client.example.org/callback",
"https://client.example.org/callback2"]), $config->lti_redirectionuris);
$this->assertEquals("context_history=\$Context.id.history", $config->lti_customparameters);
$this->assertEquals("https://client.example.org/.well-known/jwks.json", $config->lti_publickeyset);
$this->assertEquals("https://client.example.org/logo.png", $config->lti_icon);
$this->assertEquals(2, $config->ltiservice_gradesynchronization);
$this->assertEquals(LTI_SETTING_DELEGATE, $config->lti_acceptgrades);
$this->assertEquals(1, $config->ltiservice_memberships);
$this->assertEquals(0, $config->ltiservice_toolsettings);
$this->assertEquals(LTI_SETTING_ALWAYS, $config->lti_sendname);
$this->assertEquals(LTI_SETTING_ALWAYS, $config->lti_sendemailaddr);
$this->assertEquals(1, $config->lti_contentitem);
$this->assertEquals('https://client.example.org/lti/dl', $config->lti_toolurl_ContentItemSelectionRequest);
}
/**
* Test the mapping from Registration JSON to LTI Config for a minimal tool registration.
*/
public function test_to_config_minimal() {
$registration = json_decode($this->registrationminimaljson, true);
$config = registration_helper::registration_to_config($registration, 'TheClientId');
$this->assertEquals('JWK_KEYSET', $config->lti_keytype);
$this->assertEquals(LTI_VERSION_1P3, $config->lti_ltiversion);
$this->assertEquals('TheClientId', $config->lti_clientid);
$this->assertEquals('Virtual Garden', $config->lti_typename);
$this->assertEmpty($config->lti_description);
$this->assertEquals('https://client.example.org/lti/init', $config->lti_initiatelogin);
$this->assertEquals('https://client.example.org/callback', $config->lti_redirectionuris);
$this->assertEmpty($config->lti_customparameters);
$this->assertEquals("https://client.example.org/.well-known/jwks.json", $config->lti_publickeyset);
$this->assertEmpty($config->lti_icon);
$this->assertEquals(0, $config->ltiservice_gradesynchronization);
$this->assertEquals(LTI_SETTING_NEVER, $config->lti_acceptgrades);
$this->assertEquals(0, $config->ltiservice_memberships);
$this->assertEquals(LTI_SETTING_NEVER, $config->lti_sendname);
$this->assertEquals(LTI_SETTING_NEVER, $config->lti_sendemailaddr);
$this->assertEquals(0, $config->lti_contentitem);
}
/**
* Test the mapping from Registration JSON to LTI Config for a minimal tool with
* deep linking support registration.
*/
public function test_to_config_minimal_with_deeplinking() {
$registration = json_decode($this->registrationminimaldljson, true);
$config = registration_helper::registration_to_config($registration, 'TheClientId');
$this->assertEquals(1, $config->lti_contentitem);
$this->assertEmpty($config->lti_toolurl_ContentItemSelectionRequest);
}
/**
* Validation Test: initiation login.
*/
public function test_validation_initlogin() {
$registration = json_decode($this->registrationfulljson, true);
$this->expectException(registration_exception::class);
$this->expectExceptionCode(400);
unset($registration['initiate_login_uri']);
registration_helper::registration_to_config($registration, 'TheClientId');
}
/**
* Validation Test: redirect uris.
*/
public function test_validation_redirecturis() {
$registration = json_decode($this->registrationfulljson, true);
$this->expectException(registration_exception::class);
$this->expectExceptionCode(400);
unset($registration['redirect_uris']);
registration_helper::registration_to_config($registration, 'TheClientId');
}
/**
* Validation Test: jwks uri empty.
*/
public function test_validation_jwks() {
$registration = json_decode($this->registrationfulljson, true);
$this->expectException(registration_exception::class);
$this->expectExceptionCode(400);
$registration['jwks_uri'] = '';
registration_helper::registration_to_config($registration, 'TheClientId');
}
/**
* Test the transformation from lti config to OpenId LTI Client Registration response.
*/
public function test_config_to_registration() {
$orig = json_decode($this->registrationfulljson, true);
$orig['scope'] .= ' https://purl.imsglobal.org/spec/lti-nrps/scope/contextmembership.readonly';
$reg = registration_helper::config_to_registration(registration_helper::registration_to_config($orig, 'clid'), 12);
$this->assertEquals('clid', $reg['client_id']);
$this->assertEquals($orig['response_types'], $reg['response_types']);
$this->assertEquals($orig['initiate_login_uri'], $reg['initiate_login_uri']);
$this->assertEquals($orig['redirect_uris'], $reg['redirect_uris']);
$this->assertEquals($orig['jwks_uri'], $reg['jwks_uri']);
$this->assertEquals($orig['logo_uri'], $reg['logo_uri']);
$this->assertEquals('https://purl.imsglobal.org/spec/lti-ags/scope/score '.
'https://purl.imsglobal.org/spec/lti-ags/scope/result.readonly '.
'https://purl.imsglobal.org/spec/lti-ags/scope/lineitem.readonly '.
'https://purl.imsglobal.org/spec/lti-ags/scope/lineitem '.
'https://purl.imsglobal.org/spec/lti-nrps/scope/contextmembership.readonly', $reg['scope']);
$ltiorig = $orig['https://purl.imsglobal.org/spec/lti-tool-configuration'];
$lti = $reg['https://purl.imsglobal.org/spec/lti-tool-configuration'];
$this->assertEquals("12", $lti['deployment_id']);
$this->assertEquals($ltiorig['target_link_uri'], $lti['target_link_uri']);
$this->assertEquals($ltiorig['domain'], $lti['domain']);
$this->assertEquals($ltiorig['custom_parameters'], $lti['custom_parameters']);
$this->assertEquals($ltiorig['description'], $lti['description']);
$dlmsgorig = $ltiorig['messages'][0];
$dlmsg = $lti['messages'][0];
$this->assertEquals($dlmsgorig['type'], $dlmsg['type']);
$this->assertEquals($dlmsgorig['target_link_uri'], $dlmsg['target_link_uri']);
}
}