Extract out Facebook app stuff into a plugin

1 files changed, 145 insertions, 0 deletions

diff --git a/plugins/Facebook/facebookinvite.php b/plugins/Facebook/facebookinvite.php
new file mode 100644
index 000000000..ecda1717c
--- /dev/null
+++ b/plugins/Facebook/facebookinvite.php
@@ -0,0 +1,145 @@
+<?php
+/*
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2008, 2009, StatusNet, 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('STATUSNET') && !defined('LACONICA')) {
+    exit(1);
+}
+
+require_once INSTALLDIR . '/plugins/Facebook/facebookaction.php';
+
+class FacebookinviteAction extends FacebookAction
+{
+
+    function handle($args)
+    {
+        parent::handle($args);
+        $this->showForm();
+    }
+
+    /**
+     * Wrapper for showing a page
+     *
+     * Stores an error and shows the page
+     *
+     * @param string $error Error, if any
+     *
+     * @return void
+     */
+
+    function showForm($error=null)
+    {
+        $this->error = $error;
+        $this->showPage();
+    }
+
+    /**
+     * Show the page content
+     *
+     * Either shows the registration form or, if registration was successful,
+     * instructions for using the site.
+     *
+     * @return void
+     */
+
+    function showContent()
+    {
+        if ($this->arg('ids')) {
+            $this->showSuccessContent();
+        } else {
+            $this->showFormContent();
+        }
+    }
+
+    function showSuccessContent()
+    {
+
+        $this->element('h2', null, sprintf(_('Thanks for inviting your friends to use %s'),
+            common_config('site', 'name')));
+        $this->element('p', null, _('Invitations have been sent to the following users:'));
+
+        $friend_ids = $_POST['ids']; // XXX: Hmm... is this the best way to access the list?
+
+        $this->elementStart('ul', array('id' => 'facebook-friends'));
+
+        foreach ($friend_ids as $friend) {
+            $this->elementStart('li');
+            $this->element('fb:profile-pic', array('uid' => $friend, 'size' => 'square'));
+            $this->element('fb:name', array('uid' => $friend,
+                                            'capitalize' => 'true'));
+            $this->elementEnd('li');
+        }
+
+        $this->elementEnd("ul");
+
+    }
+
+    function showFormContent()
+    {
+        $content = sprintf(_('You have been invited to %s'), common_config('site', 'name')) .
+            htmlentities('<fb:req-choice url="' . $this->app_uri . '" label="Add"/>');
+
+        $this->elementStart('fb:request-form', array('action' => 'invite.php',
+                                                      'method' => 'post',
+                                                      'invite' => 'true',
+                                                      'type' => common_config('site', 'name'),
+                                                      'content' => $content));
+        $this->hidden('invite', 'true');
+        $actiontext = sprintf(_('Invite your friends to use %s'), common_config('site', 'name'));
+
+        $multi_params = array('showborder' => 'false');
+        $multi_params['actiontext'] = $actiontext;
+        $multi_params['bypass'] = 'cancel';
+
+        // Get a list of users who are already using the app for exclusion
+        $exclude_ids = $this->facebook->api_client->friends_getAppUsers();
+        $exclude_ids_csv = null;
+
+        // fbml needs these as a csv string, not an array
+        if ($exclude_ids) {
+            $exclude_ids_csv = implode(',', $exclude_ids);
+            $multi_params['exclude_ids'] = $exclude_ids_csv;
+        }
+
+        $this->element('fb:multi-friend-selector', $multi_params);
+        $this->elementEnd('fb:request-form');
+
+        if ($exclude_ids) {
+
+            $this->element('h2', null, sprintf(_('Friends already using %s:'),
+                common_config('site', 'name')));
+            $this->elementStart('ul', array('id' => 'facebook-friends'));
+
+            foreach ($exclude_ids as $friend) {
+                $this->elementStart('li');
+                $this->element('fb:profile-pic', array('uid' => $friend, 'size' => 'square'));
+                $this->element('fb:name', array('uid' => $friend,
+                                                'capitalize' => 'true'));
+                $this->elementEnd('li');
+            }
+
+            $this->elementEnd("ul");
+        }
+    }
+
+    function title()
+    {
+        return sprintf(_('Send invitations'));
+    }
+
+}