gnu-social/plugins/GroupPrivateMessage/showgroupmessage.php

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<?php
/**
* StatusNet - the distributed open-source microblogging tool
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* Copyright (C) 2011, StatusNet, Inc.
*
* Show a single group message
*
* 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/>.
*
2011-02-07 17:28:58 +00:00
* @category GroupPrivateMessage
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
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* @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);
}
/**
* Show a single private group message
*
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* @category GroupPrivateMessage
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
2011-02-07 17:28:58 +00:00
* @copyright 2011 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
class ShowgroupmessageAction extends Action
{
var $gm;
var $group;
var $sender;
var $user;
/**
* 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)) {
throw new ClientException(_m('Only logged-in users can view private messages.'),
403);
}
$id = $this->trimmed('id');
$this->gm = Group_message::staticGet('id', $id);
if (empty($this->gm)) {
throw new ClientException(_m('No such message.'), 404);
}
$this->group = User_group::staticGet('id', $this->gm->to_group);
if (empty($this->group)) {
throw new ServerException(_m('Group not found.'));
}
if (!$this->user->isMember($this->group)) {
throw new ClientException(_m('Cannot read message.'), 403);
}
$this->sender = Profile::staticGet('id', $this->gm->from_profile);
if (empty($this->sender)) {
throw new ServerException(_m('No sender found.'));
}
return true;
}
/**
* Handler method
*
* @param array $argarray is ignored since it's now passed in in prepare()
*
* @return void
*/
function handle($argarray=null)
{
$this->showPage();
}
/**
* Title of the page
*/
function title()
{
return sprintf(_m('Message from %1$s to group %2$s on %3$s'),
$this->sender->nickname,
$this->group->nickname,
common_exact_date($this->gm->created));
}
/**
* Show the content area.
*/
function showContent()
{
$this->elementStart('ul', 'notices messages');
$gmli = new GroupMessageListItem($this, $this->gm);
$gmli->show();
$this->elementEnd('ul');
}
/**
* Return true if read only.
*
* MAY override
*
* @param array $args other arguments
*
* @return boolean is read only action?
*/
function isReadOnly($args)
{
return true;
}
/**
* Return last modified, if applicable.
*
* MAY override
*
* @return string last modified http header
*/
function lastModified()
{
return max(strtotime($this->group->modified),
strtotime($this->sender->modified),
strtotime($this->gm->modified));
}
/**
* Return etag, if applicable.
*
* MAY override
*
* @return string etag http header
*/
function etag()
{
$avatar = $this->sender->getAvatar(AVATAR_STREAM_SIZE);
$avtime = ($avatar) ? strtotime($avatar->modified) : 0;
return 'W/"' . implode(':', array($this->arg('action'),
common_user_cache_hash(),
common_language(),
$this->gm->id,
strtotime($this->sender->modified),
strtotime($this->group->modified),
$avtime)) . '"';
}
}