gnu-social/plugins/Event/classes/Happening.php

226 lines
8.4 KiB
PHP

<?php
/**
* Data class for happenings
*
* PHP version 5
*
* @category Data
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
* @link http://status.net/
*
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2011, 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/>.
*/
if (!defined('STATUSNET')) {
exit(1);
}
/**
* Data class for happenings
*
* There's already an Event class in lib/event.php, so we couldn't
* call this an Event without causing a hole in space-time.
*
* "Happening" seemed good enough.
*
* @category Event
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
* @link http://status.net/
*
* @see Managed_DataObject
*/
class Happening extends Managed_DataObject
{
const OBJECT_TYPE = 'http://activitystrea.ms/schema/1.0/event';
public $__table = 'happening'; // table name
public $id; // varchar(36) UUID
public $uri; // varchar(191) not 255 because utf8mb4 takes more space
public $profile_id; // int
public $start_time; // datetime
public $end_time; // datetime
public $title; // varchar(191) not 255 because utf8mb4 takes more space
public $location; // varchar(191) not 255 because utf8mb4 takes more space
public $url; // varchar(191) not 255 because utf8mb4 takes more space
public $description; // text
public $created; // datetime
/**
* The One True Thingy that must be defined and declared.
*/
public static function schemaDef()
{
return array(
'description' => 'A real-world happening',
'fields' => array(
'id' => array('type' => 'char',
'length' => 36,
'not null' => true,
'description' => 'UUID'),
'uri' => array('type' => 'varchar',
'length' => 191,
'not null' => true),
'profile_id' => array('type' => 'int', 'not null' => true),
'start_time' => array('type' => 'datetime', 'not null' => true),
'end_time' => array('type' => 'datetime', 'not null' => true),
'title' => array('type' => 'varchar',
'length' => 191,
'not null' => true),
'location' => array('type' => 'varchar',
'length' => 191),
'url' => array('type' => 'varchar',
'length' => 191),
'description' => array('type' => 'text'),
'created' => array('type' => 'datetime',
'not null' => true),
),
'primary key' => array('id'),
'unique keys' => array(
'happening_uri_key' => array('uri'),
),
'foreign keys' => array('happening_profile_id__key' => array('profile', array('profile_id' => 'id'))),
'indexes' => array('happening_created_idx' => array('created'),
'happening_start_end_idx' => array('start_time', 'end_time')),
);
}
static function saveNew($profile, $start_time, $end_time, $title, $location, $description, $url, $options=array())
{
if (array_key_exists('uri', $options)) {
$other = Happening::getKV('uri', $options['uri']);
if (!empty($other)) {
// TRANS: Client exception thrown when trying to create an event that already exists.
throw new ClientException(_m('Event already exists.'));
}
}
$ev = new Happening();
$ev->id = UUID::gen();
$ev->profile_id = $profile->id;
$ev->start_time = common_sql_date($start_time);
$ev->end_time = common_sql_date($end_time);
$ev->title = $title;
$ev->location = $location;
$ev->description = $description;
$ev->url = $url;
if (array_key_exists('created', $options)) {
$ev->created = $options['created'];
} else {
$ev->created = common_sql_now();
}
if (array_key_exists('uri', $options)) {
$ev->uri = $options['uri'];
} else {
$ev->uri = common_local_url('showevent',
array('id' => $ev->id));
}
$ev->insert();
// XXX: does this get truncated?
// TRANS: Event description. %1$s is a title, %2$s is start time, %3$s is end time,
// TRANS: %4$s is location, %5$s is a description.
$content = sprintf(_m('"%1$s" %2$s - %3$s (%4$s): %5$s'),
$title,
common_exact_date($ev->start_time),
common_exact_date($ev->end_time),
$location,
$description);
// TRANS: Rendered microformats2 tagged event description.
// TRANS: %1$s is a title, %2$s is start time, %3$s is start time,
// TRANS: %4$s is end time, %5$s is end time, %6$s is location, %7$s is description.
// TRANS: Class names should not be translated.
$rendered = sprintf(_m('<div class="h-event">'.
'<p class="p-name p-summary">%1$s</p> '.
'<time class="dt-start" datetime="%2$s">%3$s</time> - '.
'<time class="dt-end" datetime="%4$s">%5$s</time> '.
'(<span class="p-location">%6$s</span>): '.
'<div class="p-description">%7$s</div> '.
'</div>'),
htmlspecialchars($title),
htmlspecialchars(common_date_iso8601($ev->start_time)),
htmlspecialchars(common_exact_date($ev->start_time)),
htmlspecialchars(common_date_iso8601($ev->end_time)),
htmlspecialchars(common_exact_date($ev->end_time)),
htmlspecialchars($location),
htmlspecialchars($description));
$options = array_merge(array('object_type' => Happening::OBJECT_TYPE),
$options);
if (!array_key_exists('uri', $options)) {
$options['uri'] = $ev->uri;
}
if (!empty($url)) {
$options['urls'] = array($url);
}
$saved = Notice::saveNew($profile->id,
$content,
array_key_exists('source', $options) ?
$options['source'] : 'web',
$options);
return $saved;
}
/**
* Returns the profile's canonical url, not necessarily a uri/unique id
*
* @return string $url
*/
public function getUrl()
{
if (empty($this->url) ||
!filter_var($this->url, FILTER_VALIDATE_URL)) {
throw new InvalidUrlException($this->url);
}
return $this->url;
}
function getNotice()
{
return Notice::getKV('uri', $this->uri);
}
static function fromNotice($notice)
{
return Happening::getKV('uri', $notice->uri);
}
function getRSVPs()
{
return RSVP::forEvent($this);
}
function getRSVP($profile)
{
return RSVP::pkeyGet(array('profile_id' => $profile->id,
'event_id' => $this->id));
}
}