e9e75fc9d5
Add an array of arguments to isReadOnly() method of actions, to let them change their results depending on what actions are called. Primarily used by the 'api' action. Ideally in the future that will be multiple actions. But this might still be useful.
87 lines
2.7 KiB
PHP
87 lines
2.7 KiB
PHP
<?php
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/*
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* Laconica - a distributed open-source microblogging tool
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* Copyright (C) 2008, Controlez-Vous, Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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if (!defined('LACONICA')) { exit(1); }
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class SupAction extends Action
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{
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function handle($args)
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{
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parent::handle($args);
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$seconds = $this->trimmed('seconds');
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if (!$seconds) {
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$seconds = 15;
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}
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$updates = $this->getUpdates($seconds);
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header('Content-Type: application/json; charset=utf-8');
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print json_encode(array('updated_time' => date('c'),
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'since_time' => date('c', time() - $seconds),
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'available_periods' => $this->availablePeriods(),
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'period' => $seconds,
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'updates' => $updates));
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}
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function availablePeriods()
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{
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static $periods = array(86400, 43200, 21600, 7200,
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3600, 1800, 600, 300, 120,
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60, 30, 15);
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$available = array();
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foreach ($periods as $period) {
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$available[$period] = common_local_url('sup',
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array('seconds' => $period));
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}
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return $available;
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}
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function getUpdates($seconds)
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{
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$notice = new Notice();
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# XXX: cache this. Depends on how big this protocol becomes;
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# Re-doing this query every 15 seconds isn't the end of the world.
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$notice->query('SELECT profile_id, max(id) AS max_id ' .
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'FROM notice ' .
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((common_config('db','type') == 'pgsql') ?
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'WHERE extract(epoch from created) > (extract(epoch from now()) - ' . $seconds . ') ' :
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'WHERE created > (now() - ' . $seconds . ') ' ) .
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'GROUP BY profile_id');
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$updates = array();
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while ($notice->fetch()) {
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$updates[] = array($notice->profile_id, $notice->max_id);
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}
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return $updates;
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}
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function isReadOnly($args)
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{
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return true;
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}
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}
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