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, 266 insertions, 0 deletions

diff --git a/actions/apisubscriptions.php b/actions/apisubscriptions.php
new file mode 100644
index 000000000..bc68dd192
--- /dev/null
+++ b/actions/apisubscriptions.php
@@ -0,0 +1,266 @@
+<?php
+/**
+ * StatusNet, the distributed open-source microblogging tool
+ *
+ * Base class for showing subscription information in 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/apibareauth.php';
+
+/**
+ * This class outputs a list of profiles as Twitter-style user and status objects.
+ * It is used by the API methods /api/statuses/(friends|followers). To support the
+ * social graph methods it also can output a simple list of IDs.
+ *
+ * @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 ApiSubscriptionsAction extends ApiBareAuthAction
+{
+    var $profiles = null;
+    var $tag      = null;
+    var $lite     = null;
+    var $ids_only = null;
+
+    /**
+     * Take arguments for running
+     *
+     * @param array $args $_REQUEST args
+     *
+     * @return boolean success flag
+     *
+     */
+
+    function prepare($args)
+    {
+        parent::prepare($args);
+
+        $this->tag      = $this->arg('tag');
+
+        // Note: Twitter no longer supports 'lite'
+        $this->lite     = $this->arg('lite');
+
+        $this->ids_only = $this->arg('ids_only');
+
+        // If called as a social graph method, show 5000 per page, otherwise 100
+
+        $this->count    = isset($this->ids_only) ?
+            5000 : (int)$this->arg('count', 100);
+
+        $this->user = $this->getTargetUser($this->arg('id'));
+
+        if (empty($this->user)) {
+            $this->clientError(_('No such user!'), 404, $this->format);
+            return false;
+        }
+
+        $this->profiles = $this->getProfiles();
+
+        return true;
+    }
+
+    /**
+     * Handle the request
+     *
+     * Show the profiles
+     *
+     * @param array $args $_REQUEST data (unused)
+     *
+     * @return void
+     */
+
+    function handle($args)
+    {
+        parent::handle($args);
+
+        if (!in_array($this->format, array('xml', 'json'))) {
+            $this->clientError(_('API method not found!'), $code = 404);
+            return;
+        }
+
+        $this->initDocument($this->format);
+
+        if (isset($this->ids_only)) {
+            $this->showIds();
+        } else {
+            $this->showProfiles(isset($this->lite) ? false : true);
+        }
+
+        $this->endDocument($this->format);
+    }
+
+    /**
+     * Get profiles - should get overrrided
+     *
+     * @return array Profiles
+     */
+
+    function getProfiles()
+    {
+    }
+
+    /**
+     * Is this action read only?
+     *
+     * @param array $args other arguments
+     *
+     * @return boolean true
+     */
+
+    function isReadOnly($args)
+    {
+        return true;
+    }
+
+    /**
+     * When was this feed last modified?
+     *
+     * @return string datestamp of the latest profile in the stream
+     */
+
+    function lastModified()
+    {
+        if (!empty($this->profiles) && (count($this->profiles) > 0)) {
+            return strtotime($this->profiles[0]->created);
+        }
+
+        return null;
+    }
+
+    /**
+     * An entity tag for this action
+     *
+     * Returns an Etag based on the action name, language, user ID, and
+     * timestamps of the first and last profiles in the subscriptions list
+     * There's also an indicator to show whether this action is being called
+     * as /api/statuses/(friends|followers) or /api/(friends|followers)/ids
+     *
+     * @return string etag
+     */
+
+    function etag()
+    {
+        if (!empty($this->profiles) && (count($this->profiles) > 0)) {
+
+            $last = count($this->profiles) - 1;
+
+            return '"' . implode(
+                ':',
+                array($this->arg('action'),
+                      common_language(),
+                      $this->user->id,
+                      isset($this->ids_only) ? 'IDs' : 'Profiles',
+                      strtotime($this->profiles[0]->created),
+                      strtotime($this->profiles[$last]->created))
+            )
+            . '"';
+        }
+
+        return null;
+    }
+
+    /**
+     * Show the profiles as Twitter-style useres and statuses
+     *
+     * @param boolean $include_statuses Whether to include the latest status
+     *                                  with each user. Default true.
+     *
+     * @return void
+     */
+
+    function showProfiles($include_statuses = true)
+    {
+        switch ($this->format) {
+        case 'xml':
+            $this->elementStart('users', array('type' => 'array'));
+            foreach ($this->profiles as $profile) {
+                $this->showProfile(
+                    $profile,
+                    $this->format,
+                    null,
+                    $include_statuses
+                );
+            }
+            $this->elementEnd('users');
+            break;
+        case 'json':
+            $arrays = array();
+            foreach ($this->profiles as $profile) {
+                $arrays[] = $this->twitterUserArray(
+                    $profile,
+                    $include_statuses
+                );
+            }
+            print json_encode($arrays);
+            break;
+        default:
+            $this->clientError(_('Unsupported format.'));
+            break;
+        }
+    }
+
+    /**
+     * Show the IDs of the profiles only. 5000 per page. To support
+     * the 'social graph' methods: /api/(friends|followers)/ids
+     *
+     * @return void
+     */
+
+    function showIds()
+    {
+        switch ($this->format) {
+        case 'xml':
+            $this->elementStart('ids');
+            foreach ($this->profiles as $profile) {
+                $this->element('id', null, $profile->id);
+            }
+            $this->elementEnd('ids');
+            break;
+        case 'json':
+            $ids = array();
+            foreach ($this->profiles as $profile) {
+                $ids[] = (int)$profile->id;
+            }
+            print json_encode($ids);
+            break;
+        default:
+            $this->clientError(_('Unsupported format.'));
+            break;
+        }
+    }
+
+}