gnu-social/lib/designsettings.php

248 lines
7.4 KiB
PHP

<?php
/**
* StatusNet, the distributed open-source microblogging tool
*
* Change user password
*
* 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 Settings
* @package StatusNet
* @author Sarven Capadisli <csarven@status.net>
* @author Zach Copley <zach@status.net>
* @copyright 2008-2009 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') && !defined('LACONICA')) {
exit(1);
}
/**
* Base class for setting a user or group design
*
* Shows the design setting form and also handles some things like saving
* background images, and fetching a default design
*
* @category Settings
* @package StatusNet
* @author Zach Copley <zach@status.net>
* @author Sarven Capadisli <csarven@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 DesignSettingsAction extends SettingsAction
{
var $submitaction = null;
/**
* Title of the page
*
* @return string Title of the page
*/
function title()
{
// TRANS: Page title for profile design page.
return _('Profile design');
}
/**
* Instructions for use
*
* @return instructions for use
*/
function getInstructions()
{
// TRANS: Instructions for profile design page.
return _('Customize the way your profile looks ' .
'with a background image and a colour palette of your choice.');
}
/**
* Shows the design settings form
*
* @param Design $design a working design to show
*
* @return nothing
*/
function showDesignForm($design)
{
$form = new DesignForm($this, $design, $this->selfUrl());
$form->show();
}
/**
* Handle a post
*
* Validate input and save changes. Reload the form with a success
* or error message.
*
* @return void
*/
function handlePost()
{
if ($_SERVER['REQUEST_METHOD'] == 'POST') {
// Workaround for PHP returning empty $_POST and $_FILES when POST
// length > post_max_size in php.ini
if (empty($_FILES)
&& empty($_POST)
&& ($_SERVER['CONTENT_LENGTH'] > 0)
) {
// TRANS: Form validation error in design settings form. POST should remain untranslated.
$msg = _m('The server was unable to handle that much POST data (%s byte) due to its current configuration.',
'The server was unable to handle that much POST data (%s bytes) due to its current configuration.',
intval($_SERVER['CONTENT_LENGTH']));
$this->showForm(sprintf($msg, $_SERVER['CONTENT_LENGTH']));
return;
}
}
// CSRF protection
$token = $this->trimmed('token');
if (!$token || $token != common_session_token()) {
// TRANS: Client error displayed when the session token does not match or is not given.
$this->showForm(_('There was a problem with your session token. '.
'Try again, please.'));
return;
}
if ($this->arg('save')) {
$this->saveDesign();
} else if ($this->arg('defaults')) {
$this->restoreDefaults();
} else {
// TRANS: Unknown form validation error in design settings form.
$this->showForm(_('Unexpected form submission.'));
}
}
/**
* Add the Farbtastic stylesheet
*
* @return void
*/
function showStylesheets()
{
parent::showStylesheets();
$this->cssLink('js/farbtastic/farbtastic.css',null,'screen, projection, tv');
}
/**
* Add the Farbtastic scripts
*
* @return void
*/
function showScripts()
{
parent::showScripts();
$this->script('farbtastic/farbtastic.js');
$this->script('userdesign.go.js');
$this->autofocus('design_background-image_file');
}
/**
* Save the background image, if any, and set its disposition
*
* @param Design $design a working design to attach the img to
*
* @return nothing
*/
function saveBackgroundImage($design)
{
// Now that we have a Design ID we can add a file to the design.
// XXX: This is an additional DB hit, but figured having the image
// associated with the Design rather than the User was worth
// it. -- Zach
if (array_key_exists('design_background-image_file', $_FILES) &&
$_FILES['design_background-image_file']['error'] == UPLOAD_ERR_OK) {
$filepath = null;
try {
$imagefile = ImageFile::fromUpload('design_background-image_file');
} catch (Exception $e) {
$this->showForm($e->getMessage());
return;
}
$filename = Design::filename($design->id,
image_type_to_extension($imagefile->type),
common_timestamp());
$filepath = Design::path($filename);
move_uploaded_file($imagefile->filepath, $filepath);
// delete any old backround img laying around
if (isset($design->backgroundimage)) {
@unlink(Design::path($design->backgroundimage));
}
$original = clone($design);
$design->backgroundimage = $filename;
// default to on, no tile
$design->setDisposition(true, false, false);
$result = $design->update($original);
if ($result === false) {
common_log_db_error($design, 'UPDATE', __FILE__);
// TRANS: Error message displayed if design settings could not be saved.
$this->showForm(_('Could not update your design.'));
return;
}
}
}
/**
* Restore the user or group design to system defaults
*
* @return nothing
*/
function restoreDefaults()
{
$design = $this->getWorkingDesign();
if (!empty($design)) {
$result = $design->delete();
if ($result === false) {
common_log_db_error($design, 'DELETE', __FILE__);
// TRANS: Error message displayed if design settings could not be saved after clicking "Use defaults".
$this->showForm(_('Could not update your design.'));
return;
}
}
// TRANS: Success message displayed if design settings were saved after clicking "Use defaults".
$this->showForm(_('Design defaults restored.'), true);
}
}