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<?php
/**
* StatusNet, the distributed open-source microblogging tool
*
* Action for showing Twitter-like JSON search results
*
* 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 Search
* @package StatusNet
* @author Zach Copley <zach@status.net>
* @copyright 2008-2010 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/apiprivateauth.php';
require_once INSTALLDIR.'/lib/jsonsearchresultslist.php';
/**
* Action handler for Twitter-compatible API search
*
* @category Search
* @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/
* @see ApiAction
*/
class ApiSearchJSONAction extends ApiPrivateAuthAction
{
var $query;
var $lang;
var $rpp;
var $page;
var $since_id;
var $limit;
var $geocode;
/**
* Initialization.
*
* @param array $args Web and URL arguments
*
* @return boolean true if nothing goes wrong
*/
function prepare($args)
{
common_debug("apisearchjson prepare()");
parent::prepare($args);
$this->query = $this->trimmed('q');
$this->lang = $this->trimmed('lang');
$this->rpp = $this->trimmed('rpp');
if (!$this->rpp) {
$this->rpp = 15;
}
if ($this->rpp > 100) {
$this->rpp = 100;
}
$this->page = $this->trimmed('page');
if (!$this->page) {
$this->page = 1;
}
// TODO: Suppport max_id -- we need to tweak the backend
// Search classes to support it.
$this->since_id = $this->trimmed('since_id');
$this->geocode = $this->trimmed('geocode');
return true;
}
/**
* Handle a request
*
* @param array $args Arguments from $_REQUEST
*
* @return void
*/
function handle($args)
{
parent::handle($args);
$this->showResults();
}
/**
* Show search results
*
* @return void
*/
function showResults()
{
// TODO: Support search operators like from: and to:, boolean, etc.
$notice = new Notice();
// lcase it for comparison
$q = strtolower($this->query);
$search_engine = $notice->getSearchEngine('notice');
$search_engine->set_sort_mode('chron');
$search_engine->limit(($this->page - 1) * $this->rpp, $this->rpp + 1, true);
if (false === $search_engine->query($q)) {
$cnt = 0;
} else {
$cnt = $notice->find();
}
// TODO: max_id, lang, geocode
$results = new JSONSearchResultsList($notice, $q, $this->rpp, $this->page, $this->since_id);
$this->initDocument('json');
$results->show();
$this->endDocument('json');
}
/**
* Do we need to write to the database?
*
* @return boolean true
*/
function isReadOnly($args)
{
return true;
}
}
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