Hook: Add hook for check login credentials - refs BT#15992

main/inc/lib/hook/CheckLoginCredentialsHook.php

@@ -0,0 +1,37 @@
+<?php
+/* For licensing terms, see /license.txt */
+
+/**
+ * Class CheckLoginCredentialsHook.
+ */
+class CheckLoginCredentialsHook extends HookEvent implements CheckLoginCredentialsHookEventInterface
+{
+    /**
+     * CheckLoginCredentialsHook constructor.
+     *
+     * @throws Exception
+     */
+    protected function __construct()
+    {
+        parent::__construct('CheckLoginCredentialsHook');
+    }
+
+    /**
+     * Call to all observers.
+     *
+     * @return bool
+     */
+    public function notifyLoginCredentials()
+    {
+        /** @var CheckLoginCredentialsHookObserverInterface $observer */
+        foreach ($this->observers as $observer) {
+            $isChecked = $observer->checkLoginCredentials($this);
+
+            if ($isChecked) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+}

main/inc/lib/hook/interfaces/CheckLoginCredentialsHookEventInterface.php

@@ -0,0 +1,15 @@
+<?php
+/* For licensing terms, see /license.txt */
+
+/**
+ * Interface CheckLoginCredentialsHookEventInterface.
+ */
+interface CheckLoginCredentialsHookEventInterface extends HookEventInterface
+{
+    /**
+     * Call to all observers.
+     *
+     * @return bool
+     */
+    public function notifyLoginCredentials();
+}

main/inc/lib/hook/interfaces/CheckLoginCredentialsHookObserverInterface.php

@@ -0,0 +1,15 @@
+<?php
+/* For licensing terms, see /license.txt */
+
+/**
+ * Interface CheckLoginCredentialsHookObserverInterface.
+ */
+interface CheckLoginCredentialsHookObserverInterface extends HookObserverInterface
+{
+    /**
+     * @param CheckLoginCredentialsHookEventInterface $event
+     *
+     * @return bool
+     */
+    public function checkLoginCredentials(CheckLoginCredentialsHookEventInterface $event);
+}

main/inc/local.inc.php

@@ -376,6 +376,19 @@ if (!empty($_SESSION['_user']['user_id']) && !($login || $logout)) {
                             $checkUserFromExternalWebservice = true;
                         }
                     }
+
+                    $checkLoginCredentialHook = CheckLoginCredentialsHook::create();
+
+                    if (!empty($checkLoginCredentialHook)) {
+                        $checkLoginCredentialHook->setEventData([
+                            'user' => $uData,
+                            'credentials' => [
+                                'username' => $login,
+                                'password' => $password,
+                            ]
+                        ]);
+                        $validPassword = $checkLoginCredentialHook->notifyLoginCredentials();
+                    }
                 }
 
                 // Check the user's password