MDL-60432 auth_cas: Update with PR changes

auth/cas/auth.php

@@ -360,17 +360,27 @@ public function postlogout_hook($user) {
      * @return array List of arrays with keys url, iconurl and name.
      */
     public function loginpage_idp_list($wantsurl) {
-        global $CFG;
-        $config = get_config('auth_cas');
-        $params = ["authCAS" => "CAS"];
-        $url = new moodle_url(get_login_url(), $params);
-        $iconurl = moodle_url::make_pluginfile_url(context_system::instance()->id,
-                                                   'auth_cas',
-                                                   'logo',
-                                                   null,
-                                                   '/',
-                                                   $config->auth_logo);
-        $result[] = ['url' => $url, 'iconurl' => $iconurl, 'name' => $config->auth_name];
-        return $result;
+        if (empty($this->config->hostname)) {
+            // CAS is not configured.
+            return [];
+        }
+
+        $iconurl = moodle_url::make_pluginfile_url(
+            context_system::instance()->id,
+            'auth_cas',
+            'logo',
+            null,
+            '/',
+            $this->config->auth_logo);
+
+        return [
+            [
+                'url' => new moodle_url(get_login_url(), [
+                        'authCAS' => 'CAS',
+                    ]),
+                'iconurl' => $iconurl,
+                'name' => format_string($this->config->auth_name),
+            ],
+        ];
     }
 }

auth/cas/lang/en/auth_cas.php

@@ -27,6 +27,7 @@
 $string['auth_cas_auth_logo'] = 'Authentication method logo';
 $string['auth_cas_auth_logo_description'] = 'Provide a logo for the CAS authentication method that is familiar to your users.';
 $string['auth_cas_auth_user_create'] = 'Create users externally';
+$string['auth_cas_auth_service'] = 'CAS';
 $string['auth_cas_baseuri'] = 'URI of the server (nothing if no baseUri)<br />For example, if the CAS server responds to host.domaine.fr/CAS/ then<br />cas_baseuri = CAS/';
 $string['auth_cas_baseuri_key'] = 'Base URI';
 $string['auth_cas_broken_password'] = 'You cannot proceed without changing your password, however there is no available page for changing it. Please contact your Moodle Administrator.';

auth/cas/lib.php

@@ -15,33 +15,30 @@
 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
 
 /**
- * Authentication Plugin: CAS Authentication
+ * Authentication Plugin: CAS Authentication.
  *
  * Authentication using CAS (Central Authentication Server).
  *
- * @package auth_cas
- * @copyright 1999 onwards Martin Dougiamas  {@link http://moodle.com}
- * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ * @package     auth_cas
+ * @copyright   2018 Fabrice Ménard <menard.fabrice@gmail.com>
+ * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
-
-
 defined('MOODLE_INTERNAL') || die;
 
 /**
  * Serves the logo file settings.
  *
-
- * @param stdClass $course course object
- * @param stdClass $cm course module object
- * @param stdClass $context context object
- * @param string $filearea file area
- * @param array $args extra arguments
- * @param bool $forcedownload whether or not force download
- * @param array $options additional options affecting the file serving
- * @return bool false if file not found, does not return if found - justsend the file
+ * @param   stdClass $course course object
+ * @param   stdClass $cm course module object
+ * @param   stdClass $context context object
+ * @param   string $filearea file area
+ * @param   array $args extra arguments
+ * @param   bool $forcedownload whether or not force download
+ * @param   array $options additional options affecting the file serving
+ * @return  bool false|void
  */
-function auth_cas_pluginfile($course, $cm, $context, $filearea, $args, $forcedownload, array $options=array()) {
+function auth_cas_pluginfile($course, $cm, $context, $filearea, $args, $forcedownload, array $options = []) {
     if ($context->contextlevel != CONTEXT_SYSTEM) {
         return false;
     }
@@ -50,26 +47,21 @@ function auth_cas_pluginfile($course, $cm, $context, $filearea, $args, $forcedow
         return false;
     }
 
-    $itemid = 0;
-    // Use the itemid to retrieve any relevant data records and perform any security checks to see if the
-    // user really does have access to the file in question.
-
     // Extract the filename / filepath from the $args array.
-    $filename = array_pop($args); // The last item in the $args array.
+    $filename = array_pop($args);
     if (!$args) {
-        $filepath = '/'; // $args is empty => the path is '/'
+        $filepath = '/';
     } else {
-        $filepath = '/'.implode('/', $args).'/'; // $args contains elements of the filepath
+        $filepath = '/' . implode('/', $args) . '/';
     }
 
     // Retrieve the file from the Files API.
+    $itemid = 0;
     $fs = get_file_storage();
     $file = $fs->get_file($context->id, 'auth_cas', $filearea, $itemid, $filepath, $filename);
     if (!$file) {
         return false; // The file does not exist.
     }
 
-    // We can now send the file back to the browser - in this case with a cache lifetime of 1 day and no filtering.
-    // From Moodle 2.3, use send_stored_file instead.
     send_stored_file($file, null, 0, $forcedownload, $options);
 }

auth/cas/settings.php

@@ -48,7 +48,9 @@
         // Authentication method name.
         $settings->add(new admin_setting_configtext('auth_cas/auth_name',
                 get_string('auth_cas_auth_name', 'auth_cas'),
-                get_string('auth_cas_auth_name_description', 'auth_cas'), '', PARAM_RAW_TRIMMED));
+                get_string('auth_cas_auth_name_description', 'auth_cas'),
+                get_string('auth_cas_auth_service', 'auth_cas'),
+                PARAM_RAW_TRIMMED));
 
         // Authentication method logo.
         $opts = array('accepted_types' => array('.png', '.jpg', '.gif', '.webp', '.tiff', '.svg'));

auth/cas/version.php

@@ -26,7 +26,7 @@
 
 defined('MOODLE_INTERNAL') || die();
 
-$plugin->version   = 2018120300;        // The current plugin version (Date: YYYYMMDDXX)
+$plugin->version   = 2018121400;        // The current plugin version (Date: YYYYMMDDXX)
 $plugin->requires  = 2018112800;        // Requires this Moodle version
 $plugin->component = 'auth_cas';        // Full name of the plugin (used for diagnostics)