From d9bcf68e395d6156645a7974b1a992aa6e6c00aa Mon Sep 17 00:00:00 2001
From: Marius Cramer <m.cramer@pixcept.de>
Date: Mon, 14 Oct 2013 08:57:25 -0400
Subject: [PATCH] Added missing empty directories from svn import

---
 interface/web/login/index.php |  297 +++++++++++++++++++++++++++++++++++++++++++++--------------
 1 files changed, 227 insertions(+), 70 deletions(-)

diff --git a/interface/web/login/index.php b/interface/web/login/index.php
index a63e6b9..2c596f8 100644
--- a/interface/web/login/index.php
+++ b/interface/web/login/index.php
@@ -36,105 +36,262 @@
 	private $target = '';
 	private $app;
 	private $conf;
-	
-	public function __construct()
-	{
-		global $app, $conf;
-		$this->app  = $app;
-		$this->conf = $conf;
-	}
-	
+
 	public function render() {
-		
-		if(isset($_SESSION['s']['user']) && is_array($_SESSION['s']['user']) && is_array($_SESSION['s']['module'])) {
-			die('HEADER_REDIRECT:'.$_SESSION['s']['module']['startpage']);
+
+		global $app, $conf;
+
+		/* Redirect to page, if login form was NOT send */
+		if(count($_POST) == 0) {
+			if(isset($_SESSION['s']['user']) && is_array($_SESSION['s']['user']) && is_array($_SESSION['s']['module'])) {
+				die('HEADER_REDIRECT:'.$_SESSION['s']['module']['startpage']);
+			}
 		}
-		
-		$this->app->uses('tpl');
-		$this->app->tpl->newTemplate('form.tpl.htm');
-	    
-	    $error = '';    
-	
-	
-		//* Login Form was send
+
+		$app->uses('tpl');
+		$app->tpl->newTemplate('form.tpl.htm');
+
+	    $error = '';
+
+		$app->load_language_file('web/login/lib/lang/'.$conf["language"].'.lng');
+
+		// Maintenance mode
+		$maintenance_mode = false;
+		$maintenance_mode_error = '';
+		$app->uses('ini_parser,getconf');
+		$server_config_array = $app->getconf->get_global_config('misc');
+		if($server_config_array['maintenance_mode'] == 'y'){
+			$maintenance_mode = true;
+			$maintenance_mode_error = $app->lng('error_maintenance_mode');
+		}
+
+		//* Login Form was sent
 		if(count($_POST) > 0) {
-	
-	        // iporting variables
-	        $ip 	  = $this->app->db->quote(ip2long($_SERVER['REMOTE_ADDR']));
-	        $username = $this->app->db->quote($_POST['username']);
-	        $passwort = $this->app->db->quote($_POST['passwort']); 
-	
-	        if($username != '' and $passwort != '') {
-	        	//* Check if there already wrong logins
-	        	$sql = "SELECT * FROM `attempts_login` WHERE `ip`= '{$ip}' AND  `login_time` < NOW() + INTERVAL 15 MINUTE LIMIT 1";
-	        	$alreadyfailed = $this->app->db->queryOneRecord($sql);
-	        	//* login to much wrong
+
+			//** Check variables
+			if(!preg_match("/^[\w\.\-\_\@]{1,128}$/", $_POST['username'])) $error = $app->lng('user_regex_error');
+			if(!preg_match("/^.{1,64}$/i", $_POST['passwort'])) $error = $app->lng('pw_error_length');
+
+	        //** iporting variables
+	        $ip 	  = $app->db->quote(ip2long($_SERVER['REMOTE_ADDR']));
+	        $username = $app->db->quote($_POST['username']);
+	        $passwort = $app->db->quote($_POST['passwort']);
+			$loginAs  = false;
+			$time = time();
+
+	        if($username != '' && $passwort != '' && $error == '') {
+				/*
+				 *  Check, if there is a "login as" instead of a "normal" login
+				 */
+				if (isset($_SESSION['s']['user']) && $_SESSION['s']['user']['active'] == 1){
+					/*
+					 * only the admin can "login as" so if the user is NOT a admin, we
+					 * open the startpage (after killing the old session), so the user
+					 * is logout and has to start again!
+					 */
+					if ($_SESSION['s']['user']['typ'] != 'admin') {
+						/*
+						 * The actual user is NOT a admin, but maybe the admin
+						 * has logged in as "normal" user bevore...
+						 */
+						if (isset($_SESSION['s_old'])&& ($_SESSION['s_old']['user']['typ'] == 'admin')){
+							/* The "old" user is admin, so everything is ok */
+						}
+						else {
+							die("You don't have the right to 'login as'!");
+						}
+					}
+					$loginAs = true;
+				}
+				else {
+					/* normal login */
+					$loginAs = false;
+				}
+
+	        	//* Check if there are already wrong logins
+	        	$sql = "SELECT * FROM `attempts_login` WHERE `ip`= '{$ip}' AND  `login_time` > (NOW() - INTERVAL 1 MINUTE) LIMIT 1";
+	        	$alreadyfailed = $app->db->queryOneRecord($sql);
+	        	//* too many failedlogins
 	        	if($alreadyfailed['times'] > 5) {
-	        		$error = $this->app->lng(1004);
+	        		$error = $app->lng('error_user_too_many_logins');
 	        	} else {
-		        	$sql = "SELECT * FROM sys_user WHERE USERNAME = '$username' and ( PASSWORT = '".md5($passwort)."' or PASSWORT = password('$passwort') )";
-		            $user = $this->app->db->queryOneRecord($sql);
+
+					if ($loginAs){
+			        	$sql = "SELECT * FROM sys_user WHERE USERNAME = '$username' and PASSWORT = '". $passwort. "'";
+						$user = $app->db->queryOneRecord($sql);
+					} else {
+						if(stristr($username,'@')) {
+							//* mailuser login
+							$sql = "SELECT * FROM mail_user WHERE login = '$username'";
+							$mailuser = $app->db->queryOneRecord($sql);
+							$user = false;
+							if($mailuser) {
+								$saved_password = stripslashes($mailuser['password']);
+								$salt = '$1$'.substr($saved_password,3,8).'$';
+								//* Check if mailuser password is correct
+								if(crypt(stripslashes($passwort),$salt) == $saved_password) {
+									//* we build a fake user here which has access to the mailuser module only and userid 0
+									$user = array();
+									$user['userid'] = 0;
+									$user['active'] = 1;
+									$user['startmodule'] = 'mailuser';
+									$user['modules'] = 'mailuser';
+									$user['typ'] = 'user';
+									$user['email'] = $mailuser['email'];
+									$user['username'] = $username;
+									$user['language'] = $conf['language'];
+									$user['theme'] = $conf['theme'];
+									$user['app_theme'] = $conf['theme'];
+									$user['mailuser_id'] = $mailuser['mailuser_id'];
+									$user['default_group'] = $mailuser['sys_groupid'];
+								}
+							}
+
+						} else {
+							//* normal cp user login
+							$sql = "SELECT * FROM sys_user WHERE USERNAME = '$username'";
+							$user = $app->db->queryOneRecord($sql);
+
+							if($user) {
+								$saved_password = stripslashes($user['passwort']);
+
+								if(substr($saved_password,0,3) == '$1$') {
+									//* The password is crypt-md5 encrypted
+									$salt = '$1$'.substr($saved_password,3,8).'$';
+
+									if(crypt(stripslashes($passwort),$salt) != $saved_password) {
+										$user = false;
+									}
+								} else {
+
+									//* The password is md5 encrypted
+									if(md5($passwort) != $saved_password) {
+										$user = false;
+									}
+								}
+							} else {
+								$user = false;
+							}
+						}
+					}
+
 		            if($user) {
 		                if($user['active'] == 1) {
-		                	// User login right, so attempts can be deleted
-		                	$sql = "DELETE FROM `attempts_login` WHERE `ip`='{$ip}'";
-		                	$this->app->db->query($sql);
-		                	$user = $this->app->db->toLower($user);
-		                    $_SESSION = array();
-		                    $_SESSION['s']['user'] = $user;
-		                    $_SESSION['s']['user']['theme'] = isset($user['app_theme']) ? $user['app_theme'] : 'default';
-		                    $_SESSION['s']['language'] = $user['language'];
-							$_SESSION["s"]['theme'] = $_SESSION['s']['user']['theme'];
-										
-							if(is_file($_SESSION['s']['user']['startmodule'].'/lib/module.conf.php')) {
-								include_once($_SESSION['s']['user']['startmodule'].'/lib/module.conf.php');
-								$_SESSION['s']['module'] = $module;
+							// Maintenance mode - allow logins only when maintenance mode is off or if the user is admin
+							if(!$maintenance_mode || $user['typ'] == 'admin'){
+								// User login right, so attempts can be deleted
+								$sql = "DELETE FROM `attempts_login` WHERE `ip`='{$ip}'";
+								$app->db->query($sql);
+								$user = $app->db->toLower($user);
+
+								if ($loginAs) $oldSession = $_SESSION['s'];
+								session_regenerate_id();
+								$_SESSION = array();
+								if ($loginAs) $_SESSION['s_old'] = $oldSession; // keep the way back!
+								$_SESSION['s']['user'] = $user;
+								$_SESSION['s']['user']['theme'] = isset($user['app_theme']) ? $user['app_theme'] : 'default';
+								$_SESSION['s']['language'] = $user['language'];
+								$_SESSION["s"]['theme'] = $_SESSION['s']['user']['theme'];
+
+								if(is_file($_SESSION['s']['user']['startmodule'].'/lib/module.conf.php')) {
+									include_once($_SESSION['s']['user']['startmodule'].'/lib/module.conf.php');
+                                    $menu_dir = ISPC_WEB_PATH.'/' . $_SESSION['s']['user']['startmodule'] . '/lib/menu.d';
+
+                                    if (is_dir($menu_dir)) {
+                                        if ($dh = opendir($menu_dir)) {
+                                            //** Go through all files in the menu dir
+                                            while (($file = readdir($dh)) !== false) {
+                                                if ($file != '.' && $file != '..' && substr($file, -9, 9) == '.menu.php' && $file != 'dns_resync.menu.php') {
+                                                    include_once($menu_dir . '/' . $file);
+                                                }
+                                            }
+                                        }
+                                    }
+									$_SESSION['s']['module'] = $module;
+								}
+                                
+                                // check if the user theme is valid
+                                if($_SESSION['s']['user']['theme'] != 'default') {
+                                    $tmp_path = ISPC_THEMES_PATH."/".$_SESSION['s']['user']['theme'];
+                                    if(!@is_dir($tmp_path) || !@file_exists($tmp_path."/ispconfig_version") || trim(file_get_contents($tmp_path."/ispconfig_version")) != ISPC_APP_VERSION) {
+                                        // fall back to default theme if this one is not compatible with current ispc version
+                                        $_SESSION['s']['user']['theme'] = 'default';
+                                        $_SESSION['s']['theme'] = 'default';
+                                        $_SESSION['show_error_msg'] = $app->lng('theme_not_compatible');
+                                    }
+                                }
+
+								$app->plugin->raiseEvent('login',$this);
+
+								//* Save successfull login message to var
+								$authlog = 'Successful login for user \''. $username .'\' from '. long2ip($ip) .' at '. date('Y-m-d H:i:s');
+								$authlog_handle = fopen($conf['ispconfig_log_dir'].'/auth.log', 'a');
+								fwrite($authlog_handle, $authlog ."\n");
+								fclose($authlog_handle);
+
+								/*
+								* We need LOGIN_REDIRECT instead of HEADER_REDIRECT to load the
+								* new theme, if the logged-in user has another
+								*/
+								echo 'LOGIN_REDIRECT:'.$_SESSION['s']['module']['startpage'];
+
+								exit;
 							}
-							echo 'HEADER_REDIRECT:'.$_SESSION['s']['module']['startpage'];
-										
-		                   	exit;
 		             	} else {
-		                	$error = $this->app->lng(1003);
+		                	$error = $app->lng('error_user_blocked');
 		                }
+
 		        	} else {
 		        		if(!$alreadyfailed['times'] )
 		        		{
 		        			//* user login the first time wrong
 		        			$sql = "INSERT INTO `attempts_login` (`ip`, `times`, `login_time`) VALUES ('{$ip}', 1, NOW())";
-		        			$this->app->db->query($sql);
+		        			$app->db->query($sql);
 		        		} elseif($alreadyfailed['times'] >= 1) {
 		        			//* update times wrong
 		        			$sql = "UPDATE `attempts_login` SET `times`=`times`+1, `login_time`=NOW() WHERE `login_time` >= '{$time}' LIMIT 1";
-		        			$this->app->db->query($sql);
+		        			$app->db->query($sql);
 		        		}
 		            	//* Incorrect login - Username and password incorrect
-		                $error = $this->app->lng(1002);
-		                if($this->app->db->errorMessage != '') $error .= '<br />'.$this->app->db->errorMessage != '';
+		                $error = $app->lng('error_user_password_incorrect');
+		                if($app->db->errorMessage != '') $error .= '<br />'.$app->db->errorMessage != '';
+
+						$app->plugin->raiseEvent('login_failed',$this);
+
+						//* Save failed login message to var
+						$authlog = 'Failed login for user \''. $username .'\' from '. long2ip($ip) .' at '. date('Y-m-d H:i:s');
+						$authlog_handle = fopen($conf['ispconfig_log_dir'].'/auth.log', 'a');
+						fwrite($authlog_handle, $authlog ."\n");
+						fclose($authlog_handle);
 		           	}
 	        	}
+
 	      	} else {
 	       		//* Username or password empty
-	            $error = $this->app->lng(1001);
+	            if($error == '') $error = $app->lng('error_user_password_empty');
+
+				$app->plugin->raiseEvent('login_empty',$this);
 	        }
 		}
+
+		// Maintenance mode - show message when people try to log in and also when people are forcedly logged off
+		if($maintenance_mode_error != '') $error = '<strong>'.$maintenance_mode_error.'</strong><br><br>'.$error;
 		if($error != ''){
-	  		$error = '<table class="error">
-			<tr>
-			<td><strong>Error:</strong><br>'.$error.'</td>
-			</tr>
-			</table>';
+	  		$error = '<div class="box box_error"><h1>Error</h1>'.$error.'</div>';
 		}
-	
-	
-	
-		$this->app->tpl->setVar('error', $error);
-		$this->app->tpl->setInclude('content_tpl','login/templates/index.htm');
-		$this->app->tpl_defaults();
-		
+
+		$app->tpl->setVar('error', $error);
+        $app->tpl->setVar('pw_lost_txt', $app->lng('pw_lost_txt'));
+		$app->tpl->setVar('username_txt', $app->lng('username_txt'));
+		$app->tpl->setVar('password_txt', $app->lng('password_txt'));
+		$app->tpl->setVar('login_button_txt', $app->lng('login_button_txt'));
+		$app->tpl->setInclude('content_tpl','login/templates/index.htm');
+		$app->tpl_defaults();
+
 		$this->status = 'OK';
-		
-		return $this->app->tpl->grab();
-		
+
+		return $app->tpl->grab();
+
 	} // << end function
 
 } // << end class

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