add: new 'Login' plugins

src/pages/LoginPage.class.php

@@ -90,18 +90,38 @@ public function printLoginForm($redirection){
         $this->printHTMLFooter();
     }
 
+    private function checkPluginLogin($username, $password) {
+            if ($this->plugEng->existPluginOfType('login')) {                                                                                                                                                               
+                $tmpArray = array($username, $password);
+                return $this->plugEng->doHookBoolean('login', $tmpArray);
+            }
+            return false;
+    }
+
     /**
      * Check for user login.
      * @return <code>true</code> if allowed, <code>false</code> otherwise.
      */
     private function checkLogin() {
-        $user = $this->db->query(
-                'SELECT * ' .
-                'FROM fmb_members ' .
-                'WHERE mem_login = ? AND mem_passwd = ?',
-                array($_REQUEST['login'], sha1($_REQUEST['password'])),
-                DBPlugin::SQL_QUERY_FIRST
-        ) ? $this->db->getSQLResult() : array();
+        $user = array();
+
+        if ($this->checkPluginLogin($_REQUEST['login'], $_REQUEST['password'])) {
+            $user = $this->db->query(
+                        'SELECT * '.
+                        'FROM fmb_members '.
+                        'WHERE mem_login = ?',
+                        array($_REQUEST['login']),
+                        DBPlugin::SQL_QUERY_FIRST
+                    ) ? $this->db->getSQLResult() : array();
+        } else {
+            $user = $this->db->query(
+                    'SELECT * ' .
+                    'FROM fmb_members ' .
+                    'WHERE mem_login = ? AND mem_passwd = ?',
+                    array($_REQUEST['login'], sha1($_REQUEST['password'])),
+                    DBPlugin::SQL_QUERY_FIRST
+                ) ? $this->db->getSQLResult() : array();
+        }
 
         if ($user != array()) {
             $_SESSION['usrID'] = $user['mem_id'];

src/plugins/LoginPlugin.class.php

@@ -0,0 +1,72 @@
+<?php
+/*
+ Copyright 2009 - 2012 - Etienne 'lenaing' GIRONDEL <lenaing@gmail.com>
+ 
+ FMB :
+ ------------
+ This software is an homemade PHP Blog engine.
+ 
+ This software is governed by the CeCILL license under French law and
+ abiding by the rules of distribution of free software.  You can  use, 
+ modify and/ or redistribute the software under the terms of the CeCILL
+ license as circulated by CEA, CNRS and INRIA at the following URL
+ "http://www.cecill.info". 
+ 
+ As a counterpart to the access to the source code and  rights to copy,
+ modify and redistribute granted by the license, users are provided only
+ with a limited warranty  and the software's author,  the holder of the
+ economic rights,  and the successive licensors  have only  limited
+ liability. 
+ 
+ In this respect, the user's attention is drawn to the risks associated
+ with loading,  using,  modifying and/or developing or reproducing the
+ software by the user in light of its specific status of free software,
+ that may mean  that it is complicated to manipulate,  and  that  also
+ therefore means  that it is reserved for developers  and  experienced
+ professionals having in-depth computer knowledge. Users are therefore
+ encouraged to load and test the software's suitability as regards their
+ requirements in conditions enabling the security of their systems and/or 
+ data to be ensured and,  more generally, to use and operate it in the 
+ same conditions as regards security. 
+ 
+ The fact that you are presently reading this means that you have had
+ knowledge of the CeCILL license and that you accept its terms.
+*/
+
+/**
+ * LoginPlugin.class.php file.
+ * This file contains the sourcecode of the abstract LoginPlugin class.
+ * Every FMB caching plugin should extends this class.
+ * @package FMB
+ * @subpackage Plugins
+ * @author Ziirish <ziirish@ziirish.info>
+ * @version 0.1b
+ */
+namespace FMB\Plugins;
+use FMB\Core\Core;
+use FMB\Plugins\Plugin;
+use FMB\Plugins\LoginPluginInterface;
+
+// Loading required files.
+Core::loadFile('src/plugins/Plugin.class.php', true);
+Core::loadFile('src/plugins/LoginPlugin.interface.php', true);
+
+/**
+ * LoginPlugin abstract class.
+ * This file contains the LoginPlugin abstract class.
+ * @package FMB
+ * @subpackage Plugins
+ * @author Ziirish <ziirish@ziirish.info>
+ * @version 0.1b
+ * @abstract
+ */
+abstract class LoginPlugin extends Plugin implements LoginPluginInterface
+{
+
+    public final function __construct()
+    {
+        parent::__construct('template');
+    }
+
+}
+?>

src/plugins/LoginPlugin.interface.php

@@ -0,0 +1,65 @@
+<?php
+/*
+ Copyright 2009 - 2012 - Etienne 'lenaing' GIRONDEL <lenaing@gmail.com>
+ 
+ FMB :
+ ------------
+ This software is an homemade PHP Blog engine.
+ 
+ This software is governed by the CeCILL license under French law and
+ abiding by the rules of distribution of free software.  You can  use, 
+ modify and/ or redistribute the software under the terms of the CeCILL
+ license as circulated by CEA, CNRS and INRIA at the following URL
+ "http://www.cecill.info". 
+ 
+ As a counterpart to the access to the source code and  rights to copy,
+ modify and redistribute granted by the license, users are provided only
+ with a limited warranty  and the software's author,  the holder of the
+ economic rights,  and the successive licensors  have only  limited
+ liability. 
+ 
+ In this respect, the user's attention is drawn to the risks associated
+ with loading,  using,  modifying and/or developing or reproducing the
+ software by the user in light of its specific status of free software,
+ that may mean  that it is complicated to manipulate,  and  that  also
+ therefore means  that it is reserved for developers  and  experienced
+ professionals having in-depth computer knowledge. Users are therefore
+ encouraged to load and test the software's suitability as regards their
+ requirements in conditions enabling the security of their systems and/or 
+ data to be ensured and,  more generally, to use and operate it in the 
+ same conditions as regards security. 
+ 
+ The fact that you are presently reading this means that you have had
+ knowledge of the CeCILL license and that you accept its terms.
+*/
+
+/**
+ * LoginPlugin.interface.php file.
+ * This file contains the sourcecode of the LoginPlugin interface.
+ * @package FMB
+ * @subpackage Plugins
+ * @author Ziirish <ziirish@ziirish.info>
+ * @version 0.1b
+ */
+namespace FMB\Plugins;
+
+/**
+ * LoginPlugin interface.
+ * This file contains the LoginPlugin interface.
+ * @package FMB
+ * @subpackage Plugins
+ * @author Ziirish <ziirish@ziirish.info>
+ * @version 0.1b
+ */
+interface LoginPluginInterface
+{
+    /**
+     * Check if a login/password is valid
+     * @param string $login Login to test.
+     * @param string $password Password to test.
+     * @return TRUE if login/password is valid.
+     */
+    public function checkLogin($login, $password);
+}
+
+?>

src/plugins/PluginEngine.class.php

@@ -433,6 +433,40 @@ public function doHookConcatBoolean($hookName, $parameters = NULL)
         return $result;
     }
 
+    /**
+     * Execute given hook with eventual parameters and return as soon as one
+     * result is true.
+     * @access public
+     * @param string $hookName Name of the hook to execute.
+     * @param array $parameters Parameters to pass to plugins methods.
+     * @return string The concatenated answers of all plugins to this hook.
+     *                If all answers are false, the result will be false.
+     *                Otherwise the result will be true.
+     */
+    public function doHookBoolean($hookName, $parameters = NULL)
+    {
+        $result = false;
+
+        if (isset(self::$_pluginsHooks["$hookName"])
+                && is_array(self::$_pluginsHooks["$hookName"])) {
+
+            /* Search for loaded plugins. */
+            foreach (self::$_pluginsHooks["$hookName"] as $hook) {
+                $plugin = self::getPlugin($hook['pluginName']);
+
+                if (NULL != $plugin) {
+                    if (method_exists($plugin, $hook['pluginMethod'])) {
+                        if ($plugin->$hook['pluginMethod']($parameters)) {
+                            return true;
+                        }
+                    }
+                }
+            }
+        }
+
+        return $result;
+    }
+
     /**
      * Check required FMB version for given plugin.
      * @access private