people tag actions

[quix0rs-gnu-social.git] / actions / unsubscribepeopletag.php

diff --git a/actions/unsubscribepeopletag.php b/actions/unsubscribepeopletag.php
new file mode 100644 (file)
index 0000000..a912cc1
--- /dev/null
+++ b/actions/unsubscribepeopletag.php
@@ -0,0 +1,142 @@
+<?php
+/**
+ * StatusNet, the distributed open-source microblogging tool
+ *
+ * Unsubscribe to a peopletag
+ *
+ * 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  Peopletag
+ * @package   StatusNet
+ * @author    Shashi Gowda <connect2shashi@gmail.com>
+ * @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') && !defined('LACONICA')) {
+    exit(1);
+}
+
+/**
+ * Unsubscribe to a peopletag
+ *
+ * This is the action for subscribing to a peopletag. It works more or less like the join action
+ * for groups.
+ *
+ * @category Peopletag
+ * @package  StatusNet
+ * @author   Shashi Gowda <connect2shashi@gmail.com>
+ * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link     http://status.net/
+ */
+
+class UnsubscribepeopletagAction extends Action
+{
+    var $peopletag = null;
+    var $tagger = null;
+
+    /**
+     * Prepare to run
+     */
+
+    function prepare($args)
+    {
+        parent::prepare($args);
+
+        if (!common_logged_in()) {
+            $this->clientError(_('You must be logged in to unsubscribe to a peopletag.'));
+            return false;
+        }
+        // Only allow POST requests
+
+        if ($_SERVER['REQUEST_METHOD'] != 'POST') {
+            $this->clientError(_('This action only accepts POST requests.'));
+            return false;
+        }
+
+        // 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.'));
+            return false;
+        }
+
+        $tagger_arg = $this->trimmed('tagger');
+        $tag_arg = $this->trimmed('tag');
+
+        $id = intval($this->arg('id'));
+        if ($id) {
+            $this->peopletag = Profile_list::staticGet('id', $id);
+        } else {
+            $this->clientError(_('No ID given.'), 404);
+            return false;
+        }
+
+        if (!$this->peopletag || $this->peopletag->private) {
+            $this->clientError(_('No such peopletag.'), 404);
+            return false;
+        }
+
+        $this->tagger = Profile::staticGet('id', $this->peopletag->tagger);
+
+        return true;
+    }
+
+    /**
+     * Handle the request
+     *
+     * On POST, add the current user to the group
+     *
+     * @param array $args unused
+     *
+     * @return void
+     */
+
+    function handle($args)
+    {
+        parent::handle($args);
+
+        $cur = common_current_user();
+
+        Profile_tag_subscription::remove($this->peopletag, $cur);
+
+        if ($this->boolean('ajax')) {
+            $this->startHTML('text/xml;charset=utf-8');
+            $this->elementStart('head');
+            $this->element('title', null, sprintf(_('%1$s unsubscribed to peopletag %2$s by %3$s'),
+                                                  $cur->nickname,
+                                                  $this->peopletag->tag,
+                                                  $this->tagger->nickname));
+            $this->elementEnd('head');
+            $this->elementStart('body');
+            $lf = new SubscribePeopletagForm($this, $this->peopletag);
+            $lf->show();
+            $this->elementEnd('body');
+            $this->elementEnd('html');
+        } else {
+            if (common_get_returnto()) {
+                common_redirect(common_get_returnto(), 303);
+                return true;
+            }
+            common_redirect(common_local_url('peopletagsbyuser',
+                                array('nickname' => $this->tagger->nickname)),
+                            303);
+        }
+    }
+}