forked from GNUsocial/gnu-social
154 lines
3.9 KiB
PHP
154 lines
3.9 KiB
PHP
<?php
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/**
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* StatusNet, the distributed open-source microblogging tool
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*
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* Base class for settings actions
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*
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* PHP version 5
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*
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* LICENCE: This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @category Settings
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2008-2009 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://status.net/
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*/
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if (!defined('STATUSNET') && !defined('LACONICA')) {
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exit(1);
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}
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/**
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* Base class for settings group of actions
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*
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* @category Settings
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://status.net/
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*
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* @see Widget
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*/
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class SettingsAction extends CurrentUserDesignAction
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{
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/**
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* A message for the user.
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*/
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var $msg = null;
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/**
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* Whether the message is a good one or a bad one.
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*/
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var $success = false;
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/**
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* Handle input and output a page
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*
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* @param array $args $_REQUEST arguments
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*
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* @return void
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*/
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function handle($args)
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{
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parent::handle($args);
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if (!common_logged_in()) {
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$this->clientError(_('Not logged in.'));
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return;
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} else if (!common_is_real_login()) {
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// Cookie theft means that automatic logins cannot
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// change important settings or see private info, and
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// _all_ our settings are important
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common_set_returnto($this->selfUrl());
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$user = common_current_user();
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if (Event::handle('RedirectToLogin', array($this, $user))) {
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common_redirect(common_local_url('login'), 303);
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}
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} else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
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$this->handlePost();
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} else {
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$this->showForm();
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}
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}
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/**
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* Handle a POST request
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*
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* @return boolean success flag
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*/
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function handlePost()
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{
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return false;
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}
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/**
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* show the settings form
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*
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* @param string $msg an extra message for the user
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* @param string $success good message or bad message?
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*
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* @return void
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*/
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function showForm($msg=null, $success=false)
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{
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$this->msg = $msg;
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$this->success = $success;
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$this->showPage();
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}
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/**
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* show human-readable instructions for the page
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*
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* @return void
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*/
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function showPageNotice()
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{
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if ($this->msg) {
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$this->element('div', ($this->success) ? 'success' : 'error',
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$this->msg);
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} else {
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$inst = $this->getInstructions();
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$output = common_markup_to_html($inst);
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$this->elementStart('div', 'instructions');
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$this->raw($output);
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$this->elementEnd('div');
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}
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}
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/**
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* instructions recipe for sub-classes
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*
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* Subclasses should override this to return readable instructions. They'll
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* be processed by common_markup_to_html().
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*
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* @return string instructions text
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*/
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function getInstructions()
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{
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return '';
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}
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}
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