gnu-social/plugins/Event/actions/newevent.php
2014-06-02 00:20:27 +02:00

329 lines
9.8 KiB
PHP

<?php
/**
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2011, StatusNet, Inc.
*
* Add a new event
*
* PHP version 5
*
* 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 Event
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2011 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
if (!defined('STATUSNET')) {
// This check helps protect against security problems;
// your code file can't be executed directly from the web.
exit(1);
}
/**
* Add a new event
*
* @category Event
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2011 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
class NeweventAction extends Action
{
protected $user = null;
protected $error = null;
protected $complete = null;
protected $title = null;
protected $location = null;
protected $description = null;
protected $startTime = null;
protected $endTime = null;
/**
* Returns the title of the action
*
* @return string Action title
*/
function title()
{
// TRANS: Title for new event form.
return _m('TITLE','New event');
}
/**
* For initializing members of the class.
*
* @param array $argarray misc. arguments
*
* @return boolean true
*/
function prepare($argarray)
{
parent::prepare($argarray);
$this->user = common_current_user();
if (empty($this->user)) {
// TRANS: Client exception thrown when trying to post an event while not logged in.
throw new ClientException(_m('Must be logged in to post a event.'),
403);
}
if ($this->isPost()) {
$this->checkSessionToken();
}
try {
$this->title = $this->trimmed('title');
if (empty($this->title)) {
// TRANS: Client exception thrown when trying to post an event without providing a title.
throw new ClientException(_m('Title required.'));
}
$this->location = $this->trimmed('location');
$this->url = $this->trimmed('url');
$this->description = $this->trimmed('description');
$tz = $this->trimmed('tz');
$startDate = $this->trimmed('startdate');
if (empty($startDate)) {
// TRANS: Client exception thrown when trying to post an event without providing a start date.
throw new ClientException(_m('Start date required.'));
}
$startTime = $this->trimmed('event-starttime');
if (empty($startTime)) {
$startTime = '00:00';
}
$endDate = $this->trimmed('enddate');
if (empty($endDate)) {
// TRANS: Client exception thrown when trying to post an event without providing an end date.
throw new ClientException(_m('End date required.'));
}
$endTime = $this->trimmed('event-endtime');
if (empty($endTime)) {
$endTime = '00:00';
}
$start = $startDate . ' ' . $startTime . ' ' . $tz;
$end = $endDate . ' ' . $endTime . ' ' . $tz;
$this->startTime = strtotime($start);
$this->endTime = strtotime($end);
if ($this->startTime == 0) {
// TRANS: Client exception thrown when trying to post an event with a date that cannot be processed.
// TRANS: %s is the data that could not be processed.
throw new ClientException(sprintf(_m('Could not parse date "%s".'),
$start));
}
if ($this->endTime == 0) {
// TRANS: Client exception thrown when trying to post an event with a date that cannot be processed.
// TRANS: %s is the data that could not be processed.
throw new ClientException(sprintf(_m('Could not parse date "%s".'),
$end));
}
} catch (ClientException $ce) {
if ($this->boolean('ajax')) {
$this->outputAjaxError($ce->getMessage());
return false;
} else {
$this->error = $ce->getMessage();
$this->showPage();
return false;
}
}
return true;
}
/**
* Handler method
*
* @param array $argarray is ignored since it's now passed in in prepare()
*
* @return void
*/
function handle($argarray=null)
{
parent::handle($argarray);
if ($this->isPost()) {
$this->newEvent();
} else {
$this->showPage();
}
return;
}
/**
* Add a new event
*
* @return void
*/
function newEvent()
{
try {
if (empty($this->title)) {
// TRANS: Client exception thrown when trying to post an event without providing a title.
throw new ClientException(_m('Event must have a title.'));
}
if (empty($this->startTime)) {
// TRANS: Client exception thrown when trying to post an event without providing a start time.
throw new ClientException(_m('Event must have a start time.'));
}
if (empty($this->endTime)) {
// TRANS: Client exception thrown when trying to post an event without providing an end time.
throw new ClientException(_m('Event must have an end time.'));
}
if (!empty($this->url) && Validate::uri($this->url) === false) {
// TRANS: Client exception thrown when trying to post an event with an invalid URL.
throw new ClientException(_m('URL must be valid.'));
}
$options = array();
// Does the heavy-lifting for getting "To:" information
ToSelector::fillOptions($this, $options);
$profile = $this->user->getProfile();
$saved = Happening::saveNew($profile,
$this->startTime,
$this->endTime,
$this->title,
$this->location,
$this->description,
$this->url,
$options);
$event = Happening::fromNotice($saved);
RSVP::saveNew($profile, $event, RSVP::POSITIVE);
} catch (ClientException $ce) {
if ($this->boolean('ajax')) {
$this->outputAjaxError($ce->getMessage());
return;
} else {
$this->error = $ce->getMessage();
$this->showPage();
return;
}
}
if ($this->boolean('ajax')) {
$this->startHTML('text/xml;charset=utf-8');
$this->elementStart('head');
// TRANS: Page title after sending a notice.
$this->element('title', null, _m('Event saved'));
$this->elementEnd('head');
$this->elementStart('body');
$this->showNotice($saved);
$this->elementEnd('body');
$this->endHTML();
} else {
common_redirect($saved->getUrl(), 303);
}
}
// @todo factor this out into a base class
function outputAjaxError($msg)
{
$this->startHTML('text/xml;charset=utf-8');
$this->elementStart('head');
// TRANS: Page title after an AJAX error occurs
$this->element('title', null, _('Ajax Error'));
$this->elementEnd('head');
$this->elementStart('body');
$this->element('p', array('id' => 'error'), $msg);
$this->elementEnd('body');
$this->endHTML();
return;
}
/**
* Show the event form
*
* @return void
*/
function showContent()
{
if (!empty($this->error)) {
$this->element('p', 'error', $this->error);
}
$form = new EventForm($this);
$form->show();
return;
}
/**
* Return true if read only.
*
* MAY override
*
* @param array $args other arguments
*
* @return boolean is read only action?
*/
function isReadOnly($args)
{
if ($_SERVER['REQUEST_METHOD'] == 'GET' ||
$_SERVER['REQUEST_METHOD'] == 'HEAD') {
return true;
} else {
return false;
}
}
/**
* Output a notice
*
* Used to generate the notice code for Ajax results.
*
* @param Notice $notice Notice that was saved
*
* @return void
*/
function showNotice(Notice $notice)
{
$nli = new NoticeListItem($notice, $this);
$nli->show();
}
}