Merge branch '0.9.x' into pluginize-twitter-bridge

* 0.9.x: (247 commits)
  Added in credits.
  Use site's name for basic auth realm
  Make apigroupcreate.php pass phpcs
  Took out some unnecessary intializations
  Implemented create group api
  CamelCase all function names in the API code
  These same params are used in most API actions; moved to base API class
  Missed some of the references to the old TwitterApiAction - removed
  Remove more redundant $formats
  Remove dead code
  Move all basic auth output and processing to base classes
  $format is used by every API action. Set it in the base class.
  Delete action/api.php and rename lib/twitterapi.php to lib/api.php
  New actions for blocks via API
  fix FBConnect so it doesn't muffle EndPrimaryNav
  don't write session if it's unchanged
  Fixed facebook connect primary nav to hide search option when site is private and user is not logged in
  Fixed facebook connect primary nav to obey sms/twitter/openid settings
  Fixed facebook connect login nav to obey openid settings
  Fixed facebook connect nav to obey sms/twitter disabled
  ...

1 files changed, 137 insertions, 0 deletions

diff --git a/actions/apifriendshipscreate.php b/actions/apifriendshipscreate.php
new file mode 100644
index 000000000..a824e734b
--- /dev/null
+++ b/actions/apifriendshipscreate.php
@@ -0,0 +1,137 @@
+<?php
+/**
+ * StatusNet, the distributed open-source microblogging tool
+ *
+ * Subscribe to a user via the API
+ *
+ * PHP version 5
+ *
+ * LICENCE: 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/>.
+ *
+ * @category  API
+ * @package   StatusNet
+ * @author    Dan Moore <dan@moore.cx>
+ * @author    Evan Prodromou <evan@status.net>
+ * @author    Zach Copley <zach@status.net>
+ * @copyright 2009 StatusNet, Inc.
+ * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link      http://status.net/
+ */
+
+if (!defined('STATUSNET')) {
+    exit(1);
+}
+
+require_once INSTALLDIR . '/lib/apiauth.php';
+
+/**
+ * Allows the authenticating users to follow (subscribe) the user specified in
+ * the ID parameter.  Returns the befriended user in the requested format when
+ * successful.  Returns a string describing the failure condition when unsuccessful.
+ *
+ * @category API
+ * @package  StatusNet
+ * @author   Dan Moore <dan@moore.cx>
+ * @author   Evan Prodromou <evan@status.net>
+ * @author   Zach Copley <zach@status.net>
+ * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link     http://status.net/
+ */
+
+class ApiFriendshipsCreateAction extends ApiAuthAction
+{
+    var $other  = null;
+
+    /**
+     * Take arguments for running
+     *
+     * @param array $args $_REQUEST args
+     *
+     * @return boolean success flag
+     *
+     */
+
+    function prepare($args)
+    {
+        parent::prepare($args);
+
+        $this->user   = $this->auth_user;
+        $this->other  = $this->getTargetUser($id);
+
+        return true;
+    }
+
+    /**
+     * Handle the request
+     *
+     * Check the format and show the user info
+     *
+     * @param array $args $_REQUEST data (unused)
+     *
+     * @return void
+     */
+
+    function handle($args)
+    {
+        parent::handle($args);
+
+        if ($_SERVER['REQUEST_METHOD'] != 'POST') {
+            $this->clientError(
+                _('This method requires a POST.'),
+                400,
+                $this->format
+            );
+            return;
+        }
+
+        if (!in_array($this->format, array('xml', 'json'))) {
+            $this->clientError(
+                _('API method not found!'),
+                404,
+                $this->format
+            );
+            return;
+        }
+
+        if (empty($this->other)) {
+            $this->clientError(
+                _('Could not follow user: User not found.'),
+                403,
+                $this->format
+            );
+            return;
+        }
+
+        if ($this->user->isSubscribed($this->other)) {
+            $errmsg = sprintf(
+                _('Could not follow user: %s is already on your list.'),
+                $this->other->nickname
+            );
+            $this->clientError($errmsg, 403, $this->format);
+            return;
+        }
+
+        $result = subs_subscribe_to($this->user, $this->other);
+
+        if (is_string($result)) {
+            $this->clientError($result, 403, $this->format);
+            return;
+        }
+
+        $this->initDocument($this->format);
+        $this->showProfile($this->other, $this->format);
+        $this->endDocument($this->format);
+    }
+
+}