gnu-social/actions/apidirectmessage.php

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<?php
/**
* StatusNet, the distributed open-source microblogging tool
*
* Show a the direct messages from or to a user
*
* 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 API
* @package StatusNet
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* @author Adrian Lang <mail@adrianlang.de>
* @author Evan Prodromou <evan@status.net>
* @author Robin Millette <robin@millette.info>
* @author Zach Copley <zach@status.net>
* @copyright 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')) {
exit(1);
}
/**
* Show a list of direct messages from or to the authenticating user
*
* @category API
* @package StatusNet
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* @author Adrian Lang <mail@adrianlang.de>
* @author Evan Prodromou <evan@status.net>
* @author Robin Millette <robin@millette.info>
* @author Zach Copley <zach@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 ApiDirectMessageAction extends ApiAuthAction
{
var $messages = null;
var $title = null;
var $subtitle = null;
var $link = null;
var $selfuri_base = null;
var $id = null;
/**
* Take arguments for running
*
* @param array $args $_REQUEST args
*
* @return boolean success flag
*/
function prepare($args)
{
parent::prepare($args);
$this->user = $this->auth_user;
if (empty($this->user)) {
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// TRANS: Client error given when a user was not found (404).
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$this->clientError(_('No such user.'), 404, $this->format);
return;
}
$server = common_root_url();
$taguribase = TagURI::base();
if ($this->arg('sent')) {
// Action was called by /api/direct_messages/sent.format
$this->title = sprintf(
// TRANS: Title. %s is a user nickname.
_("Direct messages from %s"),
$this->user->nickname
);
$this->subtitle = sprintf(
// TRANS: Subtitle. %s is a user nickname.
_("All the direct messages sent from %s"),
$this->user->nickname
);
$this->link = $server . $this->user->nickname . '/outbox';
$this->selfuri_base = common_root_url() . 'api/direct_messages/sent';
$this->id = "tag:$taguribase:SentDirectMessages:" . $this->user->id;
} else {
$this->title = sprintf(
// TRANS: Title. %s is a user nickname.
_("Direct messages to %s"),
$this->user->nickname
);
$this->subtitle = sprintf(
// TRANS: Subtitle. %s is a user nickname.
_("All the direct messages sent to %s"),
$this->user->nickname
);
$this->link = $server . $this->user->nickname . '/inbox';
$this->selfuri_base = common_root_url() . 'api/direct_messages';
$this->id = "tag:$taguribase:DirectMessages:" . $this->user->id;
}
$this->messages = $this->getMessages();
return true;
}
/**
* Handle the request
*
* Show the messages
*
* @param array $args $_REQUEST data (unused)
*
* @return void
*/
function handle($args)
{
parent::handle($args);
$this->showMessages();
}
/**
* Show the messages
*
* @return void
*/
function showMessages()
{
switch($this->format) {
case 'xml':
$this->showXmlDirectMessages();
break;
case 'rss':
$this->showRssDirectMessages();
break;
case 'atom':
$this->showAtomDirectMessages();
break;
case 'json':
$this->showJsonDirectMessages();
break;
default:
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// TRANS: Client error displayed when coming across a non-supported API method.
$this->clientError(_('API method not found.'), $code = 404);
break;
}
}
/**
* Get notices
*
* @return array notices
*/
function getMessages()
{
$message = new Message();
if ($this->arg('sent')) {
$message->from_profile = $this->user->id;
} else {
$message->to_profile = $this->user->id;
}
if (!empty($this->max_id)) {
$message->whereAdd('id <= ' . $this->max_id);
}
if (!empty($this->since_id)) {
$message->whereAdd('id > ' . $this->since_id);
}
$message->orderBy('created DESC, id DESC');
$message->limit((($this->page - 1) * $this->count), $this->count);
$message->find();
$messages = array();
while ($message->fetch()) {
$messages[] = clone($message);
}
return $messages;
}
/**
* Is this action read only?
*
* @param array $args other arguments
*
* @return boolean true
*/
function isReadOnly($args)
{
return true;
}
/**
* When was this notice last modified?
*
* @return string datestamp of the latest notice in the stream
*/
function lastModified()
{
if (!empty($this->messages)) {
return strtotime($this->messages[0]->created);
}
return null;
}
/**
* Shows a list of direct messages as Twitter-style XML array
*
* @return void
*/
function showXmlDirectMessages()
{
$this->initDocument('xml');
$this->elementStart('direct-messages', array('type' => 'array',
'xmlns:statusnet' => 'http://status.net/schema/api/1/'));
foreach ($this->messages as $m) {
$dm_array = $this->directMessageArray($m);
$this->showXmlDirectMessage($dm_array);
}
$this->elementEnd('direct-messages');
$this->endDocument('xml');
}
/**
* Shows a list of direct messages as a JSON encoded array
*
* @return void
*/
function showJsonDirectMessages()
{
$this->initDocument('json');
$dmsgs = array();
foreach ($this->messages as $m) {
$dm_array = $this->directMessageArray($m);
array_push($dmsgs, $dm_array);
}
$this->showJsonObjects($dmsgs);
$this->endDocument('json');
}
/**
* Shows a list of direct messages as RSS items
*
* @return void
*/
function showRssDirectMessages()
{
$this->initDocument('rss');
$this->element('title', null, $this->title);
$this->element('link', null, $this->link);
$this->element('description', null, $this->subtitle);
$this->element('language', null, 'en-us');
$this->element(
'atom:link',
array(
'type' => 'application/rss+xml',
'href' => $this->selfuri_base . '.rss',
'rel' => self
),
null
);
$this->element('ttl', null, '40');
foreach ($this->messages as $m) {
$entry = $this->rssDirectMessageArray($m);
$this->showTwitterRssItem($entry);
}
$this->endTwitterRss();
}
/**
* Shows a list of direct messages as Atom entries
*
* @return void
*/
function showAtomDirectMessages()
{
$this->initDocument('atom');
$this->element('title', null, $this->title);
$this->element('id', null, $this->id);
$selfuri = common_root_url() . 'api/direct_messages.atom';
$this->element(
'link', array(
'href' => $this->link,
'rel' => 'alternate',
'type' => 'text/html'),
null
);
$this->element(
'link', array(
'href' => $this->selfuri_base . '.atom', 'rel' => 'self',
'type' => 'application/atom+xml'),
null
);
$this->element('updated', null, common_date_iso8601('now'));
$this->element('subtitle', null, $this->subtitle);
foreach ($this->messages as $m) {
$entry = $this->rssDirectMessageArray($m);
$this->showTwitterAtomEntry($entry);
}
$this->endDocument('atom');
}
/**
* An entity tag for this notice
*
* Returns an Etag based on the action name, language, and
* timestamps of the notice
*
* @return string etag
*/
function etag()
{
if (!empty($this->messages)) {
$last = count($this->messages) - 1;
return '"' . implode(
':',
array($this->arg('action'),
common_user_cache_hash($this->auth_user),
common_language(),
strtotime($this->messages[0]->created),
strtotime($this->messages[$last]->created)
)
)
. '"';
}
return null;
}
}