common superclass for actions that operate on a profile and return

[quix0rs-gnu-social.git] / lib / profileformaction.php

diff --git a/lib/profileformaction.php b/lib/profileformaction.php
new file mode 100644 (file)
index 0000000..92e8611
--- /dev/null
+++ b/lib/profileformaction.php
@@ -0,0 +1,139 @@
+<?php
+/**
+ * Superclass for actions that operate on a user
+ *
+ * PHP version 5
+ *
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 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/>.
+ *
+ * @category Action
+ * @package  StatusNet
+ * @author   Evan Prodromou <evan@status.net>
+ * @license  http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
+ * @link     http://status.net/
+ */
+
+if (!defined('STATUSNET') && !defined('LACONICA')) {
+    exit(1);
+}
+
+/**
+ * Superclass for actions that operate on a user
+ *
+ * @category Action
+ * @package  StatusNet
+ * @author   Evan Prodromou <evan@status.net>
+ * @license  http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
+ * @link     http://status.net/
+ */
+
+class ProfileFormAction extends Action
+{
+    var $profile = null;
+
+    /**
+     * Take arguments for running
+     *
+     * @param array $args $_REQUEST args
+     *
+     * @return boolean success flag
+     */
+
+    function prepare($args)
+    {
+        parent::prepare($args);
+
+        $this->checkSessionToken();
+
+        if (!common_logged_in()) {
+            $this->clientError(_('Not logged in.'));
+            return false;
+        }
+
+        $id = $this->trimmed('profileid');
+
+        if (!$id) {
+            $this->clientError(_('No profile specified.'));
+            return false;
+        }
+
+        $this->profile = Profile::staticGet('id', $id);
+
+        if (!$this->profile) {
+            $this->clientError(_('No profile with that ID.'));
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * Handle request
+     *
+     * Shows a page with list of favorite notices
+     *
+     * @param array $args $_REQUEST args; handled in prepare()
+     *
+     * @return void
+     */
+
+    function handle($args)
+    {
+        parent::handle($args);
+
+        if ($_SERVER['REQUEST_METHOD'] == 'POST') {
+            $this->handlePost();
+            $this->returnToArgs();
+        }
+    }
+
+    /**
+     * Return to the calling page based on hidden arguments
+     *
+     * @return void
+     */
+
+    function returnToArgs()
+    {
+        foreach ($this->args as $k => $v) {
+            if ($k == 'returnto-action') {
+                $action = $v;
+            } else if (substr($k, 0, 9) == 'returnto-') {
+                $args[substr($k, 9)] = $v;
+            }
+        }
+
+        if ($action) {
+            common_redirect(common_local_url($action, $args), 303);
+        } else {
+            $this->clientError(_("No return-to arguments"));
+        }
+    }
+
+    /**
+     * handle a POST request
+     *
+     * sub-classes should overload this request
+     *
+     * @return void
+     */
+
+    function handlePost()
+    {
+        return;
+    }
+}