forked from GNUsocial/gnu-social
		
	
		
			
				
	
	
		
			189 lines
		
	
	
		
			6.3 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			189 lines
		
	
	
		
			6.3 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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/**
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 * XMPPHP: The PHP XMPP Library
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 * Copyright (C) 2008  Nathanael C. Fritz
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 * This file is part of SleekXMPP.
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 * 
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 * XMPPHP is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; either version 2 of the License, or
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 * (at your option) any later version.
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 * 
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 * XMPPHP 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 General Public License for more details.
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 * 
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 * You should have received a copy of the GNU General Public License
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 * along with XMPPHP; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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 *
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 * @category   xmpphp 
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 * @package	XMPPHP
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 * @author	 Nathanael C. Fritz <JID: fritzy@netflint.net>
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 * @author	 Stephan Wentz <JID: stephan@jabber.wentz.it>
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 * @author	 Michael Garvin <JID: gar@netflint.net>
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 * @copyright  2008 Nathanael C. Fritz
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 */
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/** XMPPHP_XMLStream */
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require_once dirname(__FILE__) . "/XMPP.php";
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/**
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 * XMPPHP Main Class
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 * 
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 * @category   xmpphp 
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 * @package	XMPPHP
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 * @author	 Nathanael C. Fritz <JID: fritzy@netflint.net>
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 * @author	 Stephan Wentz <JID: stephan@jabber.wentz.it>
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 * @author	 Michael Garvin <JID: gar@netflint.net>
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 * @copyright  2008 Nathanael C. Fritz
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 * @version	$Id$
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 */
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class XMPPHP_BOSH extends XMPPHP_XMPP {
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		protected $rid;
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		protected $sid;
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		protected $http_server;
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		protected $http_buffer = Array();
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		protected $session = false;
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		public function connect($server, $wait='1', $session=false) {
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			$this->http_server = $server;
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			$this->use_encryption = false;
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			$this->session = $session;
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			$this->rid = 3001;
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			$this->sid = null;
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			if($session)
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			{
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				$this->loadSession();
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			}
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			if(!$this->sid) {
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				$body = $this->__buildBody();
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				$body->addAttribute('hold','1');
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				$body->addAttribute('to', $this->host);
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				$body->addAttribute('route', "xmpp:{$this->host}:{$this->port}");
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				$body->addAttribute('secure','true');
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				$body->addAttribute('xmpp:version','1.6', 'urn:xmpp:xbosh');
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				$body->addAttribute('wait', strval($wait));
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				$body->addAttribute('ack','1');
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				$body->addAttribute('xmlns:xmpp','urn:xmpp:xbosh');
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				$buff = "<stream:stream xmlns='jabber:client' xmlns:stream='http://etherx.jabber.org/streams'>";
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				xml_parse($this->parser, $buff, false);
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				$response = $this->__sendBody($body);
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				$rxml = new SimpleXMLElement($response);
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				$this->sid = $rxml['sid'];
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			} else {
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				$buff = "<stream:stream xmlns='jabber:client' xmlns:stream='http://etherx.jabber.org/streams'>";
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				xml_parse($this->parser, $buff, false);
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			}
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		}
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		public function __sendBody($body=null, $recv=true) {
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			if(!$body) {
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				$body = $this->__buildBody();
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			}
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			$ch = curl_init($this->http_server);
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			curl_setopt($ch, CURLOPT_HEADER, 0);
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			curl_setopt($ch, CURLOPT_POST, 1);
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			curl_setopt($ch, CURLOPT_POSTFIELDS, $body->asXML());
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			curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
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			$header = array('Accept-Encoding: gzip, deflate','Content-Type: text/xml; charset=utf-8');
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			curl_setopt($ch, CURLOPT_HTTPHEADER, $header );
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			curl_setopt($ch, CURLOPT_VERBOSE, 0);
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			$output = '';
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			if($recv) {
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				curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
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				$output = curl_exec($ch);
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				$this->http_buffer[] = $output;
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			}
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			curl_close($ch);
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			return $output;
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		}
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		public function __buildBody($sub=null) {
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			$xml = new SimpleXMLElement("<body xmlns='http://jabber.org/protocol/httpbind' xmlns:xmpp='urn:xmpp:xbosh' />");
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			$xml->addAttribute('content', 'text/xml; charset=utf-8');
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			$xml->addAttribute('rid', $this->rid);
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			$this->rid += 1;
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			if($this->sid) $xml->addAttribute('sid', $this->sid);
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			#if($this->sid) $xml->addAttribute('xmlns', 'http://jabber.org/protocol/httpbind');
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			$xml->addAttribute('xml:lang', 'en');
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			if($sub) { // ok, so simplexml is lame
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				$p = dom_import_simplexml($xml);
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				$c = dom_import_simplexml($sub);
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				$cn = $p->ownerDocument->importNode($c, true);
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				$p->appendChild($cn);
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				$xml = simplexml_import_dom($p);
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			}
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			return $xml;
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		}
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		public function __process() {
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			if($this->http_buffer) {
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				$this->__parseBuffer();
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			} else {
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				$this->__sendBody();
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				$this->__parseBuffer();
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			}
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		}
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		public function __parseBuffer() {
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			while ($this->http_buffer) {
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				$idx = key($this->http_buffer);
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				$buffer = $this->http_buffer[$idx];
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				unset($this->http_buffer[$idx]);
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				if($buffer) {
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					$xml = new SimpleXMLElement($buffer);
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					$children = $xml->xpath('child::node()');
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					foreach ($children as $child) {
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						$buff = $child->asXML();
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						$this->log->log("RECV: $buff",  XMPPHP_Log::LEVEL_VERBOSE);
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						xml_parse($this->parser, $buff, false);
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					}
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				}
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			}
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		}
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		public function send($msg) {
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			$this->log->log("SEND: $msg",  XMPPHP_Log::LEVEL_VERBOSE);
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			$msg = new SimpleXMLElement($msg);
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			#$msg->addAttribute('xmlns', 'jabber:client');
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			$this->__sendBody($this->__buildBody($msg), true);
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			#$this->__parseBuffer();
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		}
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		public function reset() {
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			$this->xml_depth = 0;
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			unset($this->xmlobj);
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			$this->xmlobj = array();
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			$this->setupParser();
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			#$this->send($this->stream_start);
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			$body = $this->__buildBody();
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			$body->addAttribute('to', $this->host);
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			$body->addAttribute('xmpp:restart', 'true', 'urn:xmpp:xbosh');
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			$buff = "<stream:stream xmlns='jabber:client' xmlns:stream='http://etherx.jabber.org/streams'>";
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			$response = $this->__sendBody($body);
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			$this->been_reset = true;
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			xml_parse($this->parser, $buff, false);
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		}
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		public function loadSession() {
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			if(isset($_SESSION['XMPPHP_BOSH_RID'])) $this->rid = $_SESSION['XMPPHP_BOSH_RID'];
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			if(isset($_SESSION['XMPPHP_BOSH_SID'])) $this->sid = $_SESSION['XMPPHP_BOSH_SID'];
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			if(isset($_SESSION['XMPPHP_BOSH_authed'])) $this->authed = $_SESSION['XMPPHP_BOSH_authed'];
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			if(isset($_SESSION['XMPPHP_BOSH_jid'])) $this->jid = $_SESSION['XMPPHP_BOSH_jid'];
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			if(isset($_SESSION['XMPPHP_BOSH_fulljid'])) $this->fulljid = $_SESSION['XMPPHP_BOSH_fulljid'];
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		}
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		public function saveSession() {
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			$_SESSION['XMPPHP_BOSH_RID'] = (string) $this->rid;
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			$_SESSION['XMPPHP_BOSH_SID'] = (string) $this->sid;
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			$_SESSION['XMPPHP_BOSH_authed'] = (boolean) $this->authed;
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			$_SESSION['XMPPHP_BOSH_jid'] = (string) $this->jid;
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			$_SESSION['XMPPHP_BOSH_fulljid'] = (string) $this->fulljid;
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		}
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}
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