X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=actions%2Flogin.php;h=23ab166769519923d38f18b5f77db5546f431aeb;hb=2f99a257a0d8bd773ea96249b13b134fcfbc99cd;hp=3f096dc0c6a77a3acb941a1a72a8a532b8fa5d15;hpb=3b14b7901c65144835d74b712279d0492c267c0c;p=quix0rs-gnu-social.git

diff --git a/actions/login.php b/actions/login.php
index 3f096dc0c6..23ab166769 100644
--- a/actions/login.php
+++ b/actions/login.php
@@ -1,78 +1,167 @@
 <?php
-/* 
+/*
  * Laconica - a distributed open-source microblogging tool
  * Copyright (C) 2008, Controlez-Vous, Inc.
- * 
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
- * 
+ *
  * This program 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 Affero General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU Affero General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
 if (!defined('LACONICA')) { exit(1); }
 
-class LoginAction extends Action {
-	
-	function handle($args) {
-		parent::handle($args);
-		if (common_logged_in()) {
-			common_user_error(_t('Already logged in.'));
-		} else if ($this->arg('METHOD') == 'POST') {
-			$this->check_login();
-		} else {
-			$this->show_form();
-		}
-	}
+class LoginAction extends Action
+{
+    var $error = null;
+    
+    function isReadOnly()
+    {
+        return true;
+    }
 
-	function check_login() {
-		# XXX: form token in $_SESSION to prevent XSS
-		# XXX: login throttle
-		$nickname = $this->arg('nickname');
-		$password = $this->arg('password');
-		if (common_check_user($nickname, $password)) {
-			common_set_user($nickname);
-			common_redirect(common_local_url('all',
-											 array('nickname' =>
-												   $nickname)));
-		} else {
-			$this->show_form(_t('Incorrect username or password.'));
-		}
-	}
-	
-	function show_form($error=NULL) {
-		
-		common_show_header(_t('Login'));
-		if (!is_null($error)) {
-			common_element('div', array('class' => 'error'), $msg);
-		}
-		common_start_element('form', array('method' => 'POST',
-										   'id' => 'login',
-										   'action' => common_local_url('login')));
-		common_element('label', array('for' => 'username'),
-					   _t('Name'));
-		common_element('input', array('name' => 'username',
-									  'type' => 'text',
-									  'id' => 'username'));
-		common_element('label', array('for' => 'password'),
-					   _t('Password'));
-		common_element('input', array('name' => 'password',
-									  'type' => 'password',									  
-									  'id' => 'password'));
-		common_element('input', array('name' => 'submit',
-									  'type' => 'submit',
-									  'id' => 'submit'),
-					   _t('Login'));
-		common_element('input', array('name' => 'cancel',
-									  'type' => 'button',
-									  'id' => 'cancel'),
-					   _t('Cancel'));
-	}
+    function handle($args)
+    {
+        parent::handle($args);
+        if (common_is_real_login()) {
+            $this->clientError(_('Already logged in.'));
+        } else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
+            $this->checkLogin();
+        } else {
+            $this->showForm();
+        }
+    }
+
+    function checkLogin()
+    {
+        # XXX: login throttle
+
+        # CSRF protection - token set in common_notice_form()
+        $token = $this->trimmed('token');
+        if (!$token || $token != common_session_token()) {
+            $this->clientError(_('There was a problem with your session token. Try again, please.'));
+            return;
+        }
+
+        $nickname = common_canonical_nickname($this->trimmed('nickname'));
+        $password = $this->arg('password');
+        if (common_check_user($nickname, $password)) {
+            # success!
+            if (!common_set_user($nickname)) {
+                $this->serverError(_('Error setting user.'));
+                return;
+            }
+            common_real_login(true);
+            if ($this->boolean('rememberme')) {
+                common_debug('Adding rememberme cookie for ' . $nickname);
+                common_rememberme();
+            }
+            # success!
+            $url = common_get_returnto();
+            if ($url) {
+                # We don't have to return to it again
+                common_set_returnto(null);
+            } else {
+                $url = common_local_url('all',
+                                        array('nickname' =>
+                                              $nickname));
+            }
+            common_redirect($url);
+        } else {
+            $this->showForm(_('Incorrect username or password.'));
+            return;
+        }
+
+        # success!
+        if (!common_set_user($user)) {
+            $this->serverError(_('Error setting user.'));
+            return;
+        }
+
+        common_real_login(true);
+
+        if ($this->boolean('rememberme')) {
+            common_debug('Adding rememberme cookie for ' . $nickname);
+            common_rememberme($user);
+        }
+        # success!
+        $url = common_get_returnto();
+        if ($url) {
+            # We don't have to return to it again
+            common_set_returnto(null);
+        } else {
+            $url = common_local_url('all',
+                                    array('nickname' =>
+                                          $nickname));
+        }
+        common_redirect($url);
+    }
+
+    function showForm($error=null)
+    {
+	$this->error = $error;
+	$this->showPage();
+    }
+
+    function title()
+    {
+	return _('Login');
+    }
+
+    function showPageNotice()
+    {
+        if ($this->error) {
+            $this->element('p', 'error', $this->error);
+        } else {
+            $instr = $this->getInstructions();
+            $output = common_markup_to_html($instr);
+            $this->raw($output);
+        }
+    }
+    
+    function showContent()
+    {      
+        $this->elementStart('form', array('method' => 'post',
+                                           'id' => 'login',
+                                           'action' => common_local_url('login')));
+        $this->input('nickname', _('Nickname'));
+        $this->password('password', _('Password'));
+        $this->checkbox('rememberme', _('Remember me'), false,
+                        _('Automatically login in the future; ' .
+                           'not for shared computers!'));
+        $this->submit('submit', _('Login'));
+        $this->hidden('token', common_session_token());
+        $this->elementEnd('form');
+        $this->elementStart('p');
+        $this->element('a', array('href' => common_local_url('recoverpassword')),
+                       _('Lost or forgotten password?'));
+        $this->elementEnd('p');
+    }
+
+    function getInstructions()
+    {
+        if (common_logged_in() &&
+            !common_is_real_login() &&
+            common_get_returnto())
+        {
+            # rememberme logins have to reauthenticate before
+            # changing any profile settings (cookie-stealing protection)
+            return _('For security reasons, please re-enter your ' .
+                     'user name and password ' .
+                     'before changing your settings.');
+        } else {
+            return _('Login with your username and password. ' .
+                     'Don\'t have a username yet? ' .
+                     '[Register](%%action.register%%) a new account, or ' .
+                     'try [OpenID](%%action.openidlogin%%). ');
+        }
+    }
 }