From 77037b3cc369f1d32ce79e9f9fb990f68d323827 Mon Sep 17 00:00:00 2001
From: Adrian Lang <mail@adrianlang.de>
Date: Fri, 7 Aug 2009 12:21:36 +0200
Subject: [PATCH] UnsubscribeAction: Add LACONICA gate, fix PHPCS errors, fix
 error handling typo.

---
 actions/unsubscribe.php | 41 ++++++++++++++++++++++++++++++++++-------
 1 file changed, 34 insertions(+), 7 deletions(-)

diff --git a/actions/unsubscribe.php b/actions/unsubscribe.php
index 19275041a8..46fbcf6571 100644
--- a/actions/unsubscribe.php
+++ b/actions/unsubscribe.php
@@ -1,5 +1,16 @@
 <?php
-/*
+/**
+ * Unsubscribe handler
+ *
+ * PHP version 5
+ *
+ * @category Action
+ * @package  Laconica
+ * @author   Evan Prodromou <evan@controlyourself.ca>
+ * @author   Robin Millette <millette@controlyourself.ca>
+ * @license  http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
+ * @link     http://laconi.ca/
+ *
  * Laconica - a distributed open-source microblogging tool
  * Copyright (C) 2008, 2009, Control Yourself, Inc.
  *
@@ -17,6 +28,20 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+if (!defined('LACONICA')) {
+    exit(1);
+}
+
+/**
+ * Unsubscribe handler
+ *
+ * @category Action
+ * @package  Laconica
+ * @author   Evan Prodromou <evan@controlyourself.ca>
+ * @author   Robin Millette <millette@controlyourself.ca>
+ * @license  http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
+ * @link     http://laconi.ca/
+ */
 class UnsubscribeAction extends Action
 {
 
@@ -31,16 +56,18 @@ class UnsubscribeAction extends Action
         $user = common_current_user();
 
         if ($_SERVER['REQUEST_METHOD'] != 'POST') {
-            common_redirect(common_local_url('subscriptions', array('nickname' => $user->nickname)));
+            common_redirect(common_local_url('subscriptions',
+                                             array('nickname' => $user->nickname)));
             return;
         }
 
-        # CSRF protection
+        /* Use a session token for CSRF protection. */
 
         $token = $this->trimmed('token');
 
         if (!$token || $token != common_session_token()) {
-            $this->clientError(_('There was a problem with your session token. Try again, please.'));
+            $this->clientError(_('There was a problem with your session token. ' .
+                                 'Try again, please.'));
             return;
         }
 
@@ -53,7 +80,7 @@ class UnsubscribeAction extends Action
 
         $other = Profile::staticGet('id', $other_id);
 
-        if (!$other_id) {
+        if (!$other) {
             $this->clientError(_('No profile with that id.'));
             return;
         }
@@ -76,8 +103,8 @@ class UnsubscribeAction extends Action
             $this->elementEnd('body');
             $this->elementEnd('html');
         } else {
-            common_redirect(common_local_url('subscriptions', array('nickname' =>
-                                                                    $user->nickname)),
+            common_redirect(common_local_url('subscriptions',
+                                             array('nickname' => $user->nickname)),
                             303);
         }
     }