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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include "SerfRequestProcessorImpl.hxx"
#include "webdavuseragent.hxx"
namespace
{
// Define a magic value that is used by serf to reset chunked
// encoding. The value definition is not supported by serf, hence the
// definition here.
static const apr_int64_t SERF_UNKNOWN_LENGTH (-1);
}
namespace http_dav_ucp
{
SerfRequestProcessorImpl::SerfRequestProcessorImpl( const char* inPath,
const DAVRequestHeaders& inRequestHeaders )
: mPathStr( inPath )
, mrRequestHeaders( inRequestHeaders )
, mbUseChunkedEncoding( false )
{
}
SerfRequestProcessorImpl::~SerfRequestProcessorImpl()
{
}
const char* SerfRequestProcessorImpl::getPathStr() const
{
return mPathStr;
}
void SerfRequestProcessorImpl::activateChunkedEncoding()
{
mbUseChunkedEncoding = true;
}
bool SerfRequestProcessorImpl::useChunkedEncoding() const
{
return mbUseChunkedEncoding;
}
void SerfRequestProcessorImpl::handleChunkedEncoding (
serf_bucket_t* pRequestBucket,
apr_int64_t nLength) const
{
if (pRequestBucket != NULL)
{
if (useChunkedEncoding())
{
// Activate chunked encoding.
serf_bucket_request_set_CL(pRequestBucket, SERF_UNKNOWN_LENGTH);
}
else
{
// Deactivate chunked encoding by setting the length.
serf_bucket_request_set_CL(pRequestBucket, nLength);
}
}
}
void SerfRequestProcessorImpl::setRequestHeaders( serf_bucket_t* inoutSerfHeaderBucket )
{
bool bHasUserAgent( false );
DAVRequestHeaders::const_iterator aHeaderIter( mrRequestHeaders.begin() );
const DAVRequestHeaders::const_iterator aEnd( mrRequestHeaders.end() );
while ( aHeaderIter != aEnd )
{
const OString aHeader = OUStringToOString( (*aHeaderIter).first,
RTL_TEXTENCODING_UTF8 );
const OString aValue = OUStringToOString( (*aHeaderIter).second,
RTL_TEXTENCODING_UTF8 );
OSL_TRACE( "Request Header - \"%s: %s\"", aHeader.getStr(), aValue.getStr() );
if ( !bHasUserAgent )
bHasUserAgent = aHeaderIter->first == "User-Agent";
serf_bucket_headers_setc( inoutSerfHeaderBucket,
aHeader.getStr(),
aValue.getStr() );
++aHeaderIter;
}
if ( !bHasUserAgent )
{
const OUString &rUserAgent = WebDAVUserAgent::get();
serf_bucket_headers_set( inoutSerfHeaderBucket,
"User-Agent",
OUStringToOString( rUserAgent, RTL_TEXTENCODING_UTF8 ).getStr() );
}
serf_bucket_headers_set( inoutSerfHeaderBucket, "Accept-Encoding", "gzip");
}
bool SerfRequestProcessorImpl::processSerfResponseBucket( serf_request_t * /*inSerfRequest*/,
serf_bucket_t * inSerfResponseBucket,
apr_pool_t * /*inAprPool*/,
apr_status_t & outStatus )
{
const char* data;
apr_size_t len;
while (1) {
outStatus = serf_bucket_read(inSerfResponseBucket, 8096, &data, &len);
if (SERF_BUCKET_READ_ERROR(outStatus))
{
return true;
}
if ( len > 0 )
{
processChunkOfResponseData( data, len );
}
/* are we done yet? */
if (APR_STATUS_IS_EOF(outStatus))
{
handleEndOfResponseData( inSerfResponseBucket );
outStatus = APR_EOF;
return true;
}
/* have we drained the response so far? */
if ( APR_STATUS_IS_EAGAIN( outStatus ) )
{
return false;
}
}
/* NOTREACHED */
return true;
}
} // namespace http_dav_ucp
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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