ucb/source/ucp/webdav-neon/NeonHeadRequest.cxx

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  28
  29 #include <osl/mutex.hxx>
  30 #include <sal/log.hxx>
  31 #include "NeonHeadRequest.hxx"
  32 #include "NeonSession.hxx"
  33
  34 using namespace webdav_ucp;
  35 using namespace com::sun::star;
  36
  37 namespace {
  38
  39 void process_headers( ne_request * req,
  40                       DAVResource & rResource,
  41                       const std::vector< OUString > & rHeaderNames )
  42 {
  43     void * cursor = nullptr;
  44     const char * name, *value;
  45
  46 #if defined SAL_LOG_INFO
  47     {
  48         for ( const auto& rHeader : rHeaderNames )
  49         {
  50             SAL_INFO( "ucb.ucp.webdav", "HEAD - requested header: " << rHeader );
  51         }
  52     }
  53 #endif
  54     while ( ( cursor = ne_response_header_iterate( req, cursor,
  55                                                    &name, &value ) ) != nullptr ) {
  56         OUString aHeaderName( OUString::createFromAscii( name ) );
  57         OUString aHeaderValue( OUString::createFromAscii( value ) );
  58
  59         SAL_INFO( "ucb.ucp.webdav", "HEAD - received header: " << aHeaderName << ":" << aHeaderValue);
  60
  61         // Note: Empty vector means that all headers are requested.
  62         bool bIncludeIt = rHeaderNames.empty();
  63
  64         if ( !bIncludeIt )
  65         {
  66             // Check whether this header was requested.
  67             auto it = std::find_if(rHeaderNames.begin(), rHeaderNames.end(),
  68                 [&aHeaderName](const OUString& rName) {
  69                     // header names are case insensitive
  70                     return rName.equalsIgnoreAsciiCase( aHeaderName );
  71                 });
  72
  73             if ( it != rHeaderNames.end() )
  74             {
  75                 aHeaderName = *it;
  76                 bIncludeIt = true;
  77             }
  78         }
  79
  80         if ( bIncludeIt )
  81         {
  82             // Create & set the PropertyValue
  83             DAVPropertyValue thePropertyValue;
  84             // header names are case insensitive, so are the
  85             // corresponding property names
  86             thePropertyValue.Name = aHeaderName.toAsciiLowerCase();
  87             thePropertyValue.IsCaseSensitive = false;
  88             thePropertyValue.Value <<= aHeaderValue;
  89
  90             // Add the newly created PropertyValue
  91             rResource.properties.push_back( thePropertyValue );
  92         }
  93     }
  94 }
  95
  96 } // namespace
  97
  98 NeonHeadRequest::NeonHeadRequest( HttpSession * inSession,
  99                                   const OUString & inPath,
 100                                   const std::vector< OUString > &
 101                                     inHeaderNames,
 102                                   DAVResource & ioResource,
 103                                   int & nError )
 104 {
 105     ioResource.uri = inPath;
 106     ioResource.properties.clear();
 107
 108     // Create and dispatch HEAD request. Install catcher for all response
 109     // header fields.
 110     ne_request * req = ne_request_create( inSession,
 111                                           "HEAD",
 112                                           OUStringToOString(
 113                                             inPath,
 114                                             RTL_TEXTENCODING_UTF8 ).getStr() );
 115
 116     {
 117         osl::Guard< osl::Mutex > theGlobalGuard(getGlobalNeonMutex());
 118         nError = ne_request_dispatch( req );
 119     }
 120
 121     process_headers( req, ioResource, inHeaderNames );
 122
 123     if ( nError == NE_OK && ne_get_status( req )->klass != 2 )
 124         nError = NE_ERROR;
 125
 126     ne_request_destroy( req );
 127 }
 128
 129 NeonHeadRequest::~NeonHeadRequest()
 130 {
 131 }
 132
 133 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */