New action for tag timelines in the API

This commit is contained in:
Zach Copley 2009-10-06 15:39:13 -07:00
parent f7688bec0d
commit 8d284ca82c
3 changed files with 215 additions and 120 deletions

212
actions/apitimelinetag.php Normal file
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@ -0,0 +1,212 @@
<?php
/**
* StatusNet, the distributed open-source microblogging tool
*
* Show the latest notices for a given tag
*
* 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
* @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);
}
require_once INSTALLDIR.'/lib/twitterapi.php';
/**
* Returns the 20 most recent notices tagged by a given tag
*
* @category API
* @package StatusNet
* @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 ApiTimelineTagAction extends TwitterapiAction
{
var $notices = null;
/**
* Take arguments for running
*
* @param array $args $_REQUEST args
*
* @return boolean success flag
*
*/
function prepare($args)
{
parent::prepare($args);
$this->page = (int)$this->arg('page', 1);
$this->count = (int)$this->arg('count', 20);
$this->tag = $this->arg('tag');
$this->format = $this->arg('format');
$this->notices = $this->getNotices();
return true;
}
/**
* Handle the request
*
* Just show the notices
*
* @param array $args $_REQUEST data (unused)
*
* @return void
*/
function handle($args)
{
parent::handle($args);
$this->showTimeline();
}
/**
* Show the timeline of notices
*
* @return void
*/
function showTimeline()
{
$sitename = common_config('site', 'name');
$title = sprintf(_("Notices tagged with %s"), $this->tag);
$link = common_local_url('tag',
array('tag' => $this->tag));
$subtitle = sprintf(_('Updates tagged with %1$s on %2$s!'),
$this->tag, $sitename);
$taguribase = common_config('integration', 'taguri');
$id = "tag:$taguribase:TagTimeline:".$tag;
switch($this->format) {
case 'xml':
$this->show_xml_timeline($this->notices);
break;
case 'rss':
$this->show_rss_timeline($this->notices, $title, $link, $subtitle);
break;
case 'atom':
$selfuri = common_root_url() .
'api/statusnet/tags/timeline/' .
$this->tag . '.atom';
$this->show_atom_timeline(
$this->notices, $title, $id, $link,
$subtitle, null, $selfuri
);
break;
case 'json':
$this->show_json_timeline($this->notices);
break;
default:
$this->clientError(_('API method not found!'), $code = 404);
break;
}
}
/**
* Get notices
*
* @return array notices
*/
function getNotices()
{
$notices = array();
$notice = Notice_tag::getStream(
$this->tag,
($this->page - 1) * $this->count,
$this->count + 1
);
while ($notice->fetch()) {
$notices[] = clone($notice);
}
return $notices;
}
/**
* Is this action read only?
*
* @param array $args other arguments
*
* @return boolean true
*/
function isReadOnly($args)
{
return true;
}
/**
* When was this feed last modified?
*
* @return string datestamp of the latest notice in the stream
*/
function lastModified()
{
if (!empty($this->notices) && (count($this->notices) > 0)) {
return strtotime($this->notices[0]->created);
}
return null;
}
/**
* An entity tag for this stream
*
* Returns an Etag based on the action name, language, and
* timestamps of the first and last notice in the timeline
*
* @return string etag
*/
function etag()
{
if (!empty($this->notices) && (count($this->notices) > 0)) {
$last = count($this->notices) - 1;
return '"' . implode(
':',
array($this->arg('action'),
common_language(),
$this->tag,
strtotime($this->notices[0]->created),
strtotime($this->notices[$last]->created))
)
. '"';
}
return null;
}
}

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@ -1,113 +0,0 @@
<?php
/**
* StatusNet, the distributed open-source microblogging tool
*
* StatusNet extensions to the Twitter-like API for groups
*
* 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 Twitter
* @package StatusNet
* @author Craig Andrews <candrews@integralblue.com>
* @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') && !defined('LACONICA')) {
exit(1);
}
require_once INSTALLDIR.'/lib/twitterapi.php';
/**
* Group-specific API methods
*
* This class handles StatusNet group API methods.
*
* @category Twitter
* @package StatusNet
* @author Craig Andrews <candrews@integralblue.com>
* @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/
*/
class TwitapitagsAction extends TwitterapiAction
{
function timeline($args, $apidata)
{
parent::handle($args);
common_debug("in tags api action");
$this->auth_user = $apidata['user'];
$tag = $apidata['api_arg'];
if (empty($tag)) {
$this->clientError('Not Found', 404, $apidata['content-type']);
return;
}
$sitename = common_config('site', 'name');
$title = sprintf(_("Notices tagged with %s"), $tag);
$taguribase = common_config('integration', 'taguri');
$id = "tag:$taguribase:TagTimeline:".$tag;
$link = common_local_url('tag',
array('tag' => $tag));
$subtitle = sprintf(_('Updates tagged with %1$s on %2$s!'),
$tag, $sitename);
$page = (int)$this->arg('page', 1);
$count = (int)$this->arg('count', 20);
$max_id = (int)$this->arg('max_id', 0);
$since_id = (int)$this->arg('since_id', 0);
$since = $this->arg('since');
# XXX: support max_id, since_id, and since arguments
$notice = Notice_tag::getStream($tag, ($page-1)*$count, $count + 1);
switch($apidata['content-type']) {
case 'xml':
$this->show_xml_timeline($notice);
break;
case 'rss':
$this->show_rss_timeline($notice, $title, $link, $subtitle);
break;
case 'atom':
if (isset($apidata['api_arg'])) {
$selfuri = common_root_url() .
'api/statusnet/tags/timeline/' .
$apidata['api_arg'] . '.atom';
} else {
$selfuri = common_root_url() .
'api/statusnet/tags/timeline.atom';
}
$this->show_atom_timeline($notice, $title, $id, $link,
$subtitle, null, $selfuri);
break;
case 'json':
$this->show_json_timeline($notice);
break;
default:
$this->clientError(_('API method not found!'), $code = 404);
}
}
}

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@ -532,13 +532,9 @@ class Router
'apiaction' => 'groups'));
// Tags
$m->connect('api/statusnet/tags/:method/:argument',
array('action' => 'api',
'apiaction' => 'tags'));
$m->connect('api/statusnet/tags/:method',
array('action' => 'api',
'apiaction' => 'tags'));
$m->connect('api/statusnet/tags/timeline/:tag.:format',
array('action' => 'ApiTimelineTag',
'format' => '(xmljson|rss|atom)'));
// search
$m->connect('api/search.atom', array('action' => 'twitapisearchatom'));