From 22633a5af6b1f0211f2437bd586811053e66037b Mon Sep 17 00:00:00 2001
From: Evan Prodromou <evan@status.net>
Date: Tue, 26 Oct 2010 11:48:27 -0400
Subject: [PATCH] can't subscribe to blacklisted domains/users

---
 plugins/Blacklist/BlacklistPlugin.php | 34 +++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/plugins/Blacklist/BlacklistPlugin.php b/plugins/Blacklist/BlacklistPlugin.php
index 60b59168fc..d4a4c9626a 100644
--- a/plugins/Blacklist/BlacklistPlugin.php
+++ b/plugins/Blacklist/BlacklistPlugin.php
@@ -504,4 +504,38 @@ class BlacklistPlugin extends Plugin
 
         return true;
     }
+
+    /**
+     * Check URLs and homepages for blacklisted users.
+     */
+
+    function onStartSubscribe($subscriber, $other)
+    {
+        foreach (array($other->profileurl, $other->homepage) as $url) {
+
+            if (empty($url)) {
+                continue;
+            }
+
+            $url = strtolower($url);
+
+            if (!$this->_checkUrl($url)) {
+                $msg = sprintf(_m("Users from '%s' blocked."),
+                               $url);
+                throw new ClientException($msg);
+            }
+        }
+
+        $nickname = $other->nickname;
+
+        if (!empty($nickname)) {
+            if (!$this->_checkNickname($nickname)) {
+                $msg = sprintf(_m("Can't subscribe to nickname '%s'."),
+                               $nickname);
+                throw new ClientException($msg);
+            }
+        }
+
+        return true;
+    }
 }