ucb/source/ucp/webdav/SerfHeadReqProcImpl.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include "SerfHeadReqProcImpl.hxx"
  21
  22 using namespace com::sun::star;
  23
  24 namespace http_dav_ucp
  25 {
  26
  27 SerfHeadReqProcImpl::SerfHeadReqProcImpl( const char* inPath,
  28                                           const DAVRequestHeaders& inRequestHeaders,
  29                                           const std::vector< OUString > & inHeaderNames,
  30                                           DAVResource & ioResource )
  31     : SerfRequestProcessorImpl( inPath, inRequestHeaders )
  32     , mpHeaderNames( &inHeaderNames )
  33     , mpResource( &ioResource )
  34 {
  35 }
  36
  37 SerfHeadReqProcImpl::~SerfHeadReqProcImpl()
  38 {
  39 }
  40
  41 serf_bucket_t * SerfHeadReqProcImpl::createSerfRequestBucket( serf_request_t * inSerfRequest )
  42 {
  43     // create serf request
  44     serf_bucket_t *req_bkt = serf_request_bucket_request_create( inSerfRequest,
  45                                                                  "HEAD",
  46                                                                  getPathStr(),
  47
  48                                                                  nullptr,
  49                                                                  serf_request_get_alloc( inSerfRequest ) );
  50
  51     // set request header fields
  52     serf_bucket_t* hdrs_bkt = serf_bucket_request_get_headers( req_bkt );
  53     // general header fields provided by caller
  54     setRequestHeaders( hdrs_bkt );
  55
  56     return req_bkt;
  57 }
  58
  59 void SerfHeadReqProcImpl::processChunkOfResponseData( const char* /*data*/,
  60                                                       apr_size_t /*len*/ )
  61 {
  62     // nothing to do
  63 }
  64
  65 namespace
  66 {
  67     apr_status_t Serf_ProcessResponseHeader( void* inUserData,
  68                                              const char* inHeaderName,
  69                                              const char* inHeaderValue )
  70     {
  71         SerfHeadReqProcImpl* pReqProcImpl = static_cast< SerfHeadReqProcImpl* >( inUserData );
  72         pReqProcImpl->processSingleResponseHeader( inHeaderName,
  73                                                    inHeaderValue );
  74
  75         return APR_SUCCESS;
  76     }
  77 } // end of anonymous namespace
  78
  79 void SerfHeadReqProcImpl::handleEndOfResponseData( serf_bucket_t * inSerfResponseBucket )
  80 {
  81     // read response header, if requested
  82     if ( mpHeaderNames != nullptr && mpResource != nullptr )
  83     {
  84         serf_bucket_t* SerfHeaderBucket = serf_bucket_response_get_headers( inSerfResponseBucket );
  85         if ( SerfHeaderBucket != nullptr )
  86         {
  87             serf_bucket_headers_do( SerfHeaderBucket,
  88                                     Serf_ProcessResponseHeader,
  89                                     this );
  90         }
  91     }
  92 }
  93
  94 void SerfHeadReqProcImpl::processSingleResponseHeader( const char* inHeaderName,
  95                                                        const char* inHeaderValue )
  96 {
  97     OUString aHeaderName( OUString::createFromAscii( inHeaderName ) );
  98
  99     bool bStoreHeaderField = false;
 100
 101     if ( mpHeaderNames->empty() )
 102     {
 103         // store all header fields
 104         bStoreHeaderField = true;
 105     }
 106     else
 107     {
 108         // store only header fields which are requested
 109         bStoreHeaderField = std::any_of(mpHeaderNames->begin(), mpHeaderNames->end(),
 110             [&aHeaderName](const OUString& rHeaderName) {
 111                 // header names are case insensitive
 112                 return rHeaderName.equalsIgnoreAsciiCase( aHeaderName );
 113             });
 114     }
 115
 116     if ( bStoreHeaderField )
 117     {
 118         DAVPropertyValue thePropertyValue;
 119         thePropertyValue.IsCaseSensitive = false;
 120         thePropertyValue.Name = aHeaderName;
 121         thePropertyValue.Value <<= OUString::createFromAscii( inHeaderValue );
 122         mpResource->properties.push_back( thePropertyValue );
 123     }
 124 }
 125
 126 } // namespace http_dav_ucp
 127
 128 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */