ucb/source/ucp/webdav/NeonHeadRequest.cxx

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  28
  29 #include <osl/diagnose.h>
  30 #include <com/sun/star/beans/PropertyValue.hpp>
  31 #include <com/sun/star/beans/PropertyState.hpp>
  32 #include "NeonHeadRequest.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< ::rtl::OUString > & rHeaderNames )
  42 {
  43     void * cursor = NULL;
  44     const char * name, *value;
  45
  46     while ( ( cursor = ne_response_header_iterate( req, cursor,
  47                                                    &name, &value ) ) != NULL ) {
  48         rtl::OUString aHeaderName( rtl::OUString::createFromAscii( name ) );
  49         rtl::OUString aHeaderValue( rtl::OUString::createFromAscii( value ) );
  50
  51         // Note: Empty vector means that all headers are requested.
  52         bool bIncludeIt = ( rHeaderNames.empty() );
  53
  54         if ( !bIncludeIt )
  55         {
  56             // Check whether this header was requested.
  57             std::vector< ::rtl::OUString >::const_iterator it(
  58                 rHeaderNames.begin() );
  59             const std::vector< ::rtl::OUString >::const_iterator end(
  60                 rHeaderNames.end() );
  61
  62             while ( it != end )
  63             {
  64                 if ( (*it) == aHeaderName )
  65                     break;
  66
  67                 ++it;
  68             }
  69
  70             if ( it != end )
  71                 bIncludeIt = true;
  72         }
  73
  74         if ( bIncludeIt )
  75         {
  76             // Create & set the PropertyValue
  77             DAVPropertyValue thePropertyValue;
  78             thePropertyValue.Name = aHeaderName;
  79             thePropertyValue.IsCaseSensitive = false;
  80             thePropertyValue.Value <<= aHeaderValue;
  81
  82             // Add the newly created PropertyValue
  83             rResource.properties.push_back( thePropertyValue );
  84         }
  85     }
  86 }
  87
  88 } // namespace
  89
  90 // -------------------------------------------------------------------
  91 // Constructor
  92 // -------------------------------------------------------------------
  93
  94 extern osl::Mutex aGlobalNeonMutex;
  95
  96 NeonHeadRequest::NeonHeadRequest( HttpSession * inSession,
  97                                   const rtl::OUString & inPath,
  98                                   const std::vector< ::rtl::OUString > &
  99                                     inHeaderNames,
 100                                   DAVResource & ioResource,
 101                                   int & nError )
 102 {
 103     ioResource.uri = inPath;
 104     ioResource.properties.clear();
 105
 106     // Create and dispatch HEAD request. Install catcher for all response
 107     // header fields.
 108     ne_request * req = ne_request_create( inSession,
 109                                           "HEAD",
 110                                           rtl::OUStringToOString(
 111                                             inPath,
 112                                             RTL_TEXTENCODING_UTF8 ).getStr() );
 113
 114     {
 115         osl::Guard< osl::Mutex > theGlobalGuard( aGlobalNeonMutex );
 116         nError = ne_request_dispatch( req );
 117     }
 118
 119     process_headers( req, ioResource, inHeaderNames );
 120
 121     if ( nError == NE_OK && ne_get_status( req )->klass != 2 )
 122         nError = NE_ERROR;
 123
 124     ne_request_destroy( req );
 125 }
 126
 127 // -------------------------------------------------------------------
 128 // Destructor
 129 // -------------------------------------------------------------------
 130 NeonHeadRequest::~NeonHeadRequest()
 131 {
 132 }
 133
 134 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */