Initialize an event source when we start using it, not in the constructor
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@ -1,24 +1,9 @@
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<?php
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/**
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* ownCloud
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*
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* @author Robin Appelman
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* @copyright 2012 Robin Appelman icewind1991@gmail.com
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library 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
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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* Copyright (c) 2014 Robin Appelman <icewind@owncloud.com>
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* This file is licensed under the Affero General Public License version 3 or
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* later.
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* See the COPYING-README file.
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*/
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/**
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@ -28,10 +13,28 @@
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* use server side events with caution, to many open requests can hang the server
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*/
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class OC_EventSource {
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/**
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* @var bool
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*/
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private $fallback;
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/**
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* @var int
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*/
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private $fallBackId = 0;
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public function __construct() {
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/**
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* @var bool
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*/
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private $started = false;
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protected function init() {
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if ($this->started) {
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return;
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}
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$this->started = true;
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// prevent php output buffering, caching and nginx buffering
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OC_Util::obEnd();
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header('Cache-Control: no-cache');
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header('X-Accel-Buffering: no');
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@ -49,17 +52,18 @@ class OC_EventSource{
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exit();
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}
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flush();
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}
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/**
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* send a message to the client
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*
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* @param string $type
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* @param mixed $data
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*
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* if only one parameter is given, a typeless message will be send with that parameter as data
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*/
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public function send($type, $data = null) {
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$this->init();
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if (is_null($data)) {
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$data = $type;
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$type = null;
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@ -80,7 +84,7 @@ class OC_EventSource{
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}
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/**
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* close the connection of the even source
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* close the connection of the event source
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*/
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public function close() {
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$this->send('__internal__', 'close'); //server side closing can be an issue, let the client do it
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