1 files changed, 139 insertions, 0 deletions
diff --git a/ucb/source/ucp/webdav-neon/NeonHeadRequest.cxx b/ucb/source/ucp/webdav-neon/NeonHeadRequest.cxx
new file mode 100644
index 000000000..68f24f440
--- /dev/null
+++ b/ucb/source/ucp/webdav-neon/NeonHeadRequest.cxx
@@ -0,0 +1,139 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#include <osl/mutex.hxx>
+#include <sal/log.hxx>
+#include "NeonHeadRequest.hxx"
+#include "NeonSession.hxx"
+
+using namespace webdav_ucp;
+using namespace com::sun::star;
+
+namespace {
+
+void process_headers( ne_request * req,
+                      DAVResource & rResource,
+                      const std::vector< OUString > & rHeaderNames )
+{
+    void * cursor = nullptr;
+    const char * name, *value;
+
+#if defined SAL_LOG_INFO
+    {
+        for ( const auto& rHeader : rHeaderNames )
+        {
+            SAL_INFO( "ucb.ucp.webdav", "HEAD - requested header: " << rHeader );
+        }
+    }
+#endif
+    while ( ( cursor = ne_response_header_iterate( req, cursor,
+                                                   &name, &value ) ) != nullptr ) {
+        // The HTTP header `field-name` must be a `token`, which can only contain a subset of ASCII;
+        // assume that Neon will already have rejected any invalid data, so that it is guaranteed
+        // that `name` is ASCII-only:
+        OUString aHeaderName( OUString::createFromAscii( name ) );
+        // The HTTP header `field-value` may contain obsolete (as per RFC 7230) `obs-text` non-ASCII
+        // %x80-FF octets, lets preserve them as individual characters in `aHeaderValue` by treating
+        // `value` as ISO 8859-1:
+        OUString aHeaderValue(value, strlen(value), RTL_TEXTENCODING_ISO_8859_1);
+
+        SAL_INFO( "ucb.ucp.webdav", "HEAD - received header: " << aHeaderName << ":" << aHeaderValue);
+
+        // Note: Empty vector means that all headers are requested.
+        bool bIncludeIt = rHeaderNames.empty();
+
+        if ( !bIncludeIt )
+        {
+            // Check whether this header was requested.
+            auto it = std::find_if(rHeaderNames.begin(), rHeaderNames.end(),
+                [&aHeaderName](const OUString& rName) {
+                    // header names are case insensitive
+                    return rName.equalsIgnoreAsciiCase( aHeaderName );
+                });
+
+            if ( it != rHeaderNames.end() )
+            {
+                aHeaderName = *it;
+                bIncludeIt = true;
+            }
+        }
+
+        if ( bIncludeIt )
+        {
+            // Create & set the PropertyValue
+            DAVPropertyValue thePropertyValue;
+            // header names are case insensitive, so are the
+            // corresponding property names
+            thePropertyValue.Name = aHeaderName.toAsciiLowerCase();
+            thePropertyValue.IsCaseSensitive = false;
+            thePropertyValue.Value <<= aHeaderValue;
+
+            // Add the newly created PropertyValue
+            rResource.properties.push_back( thePropertyValue );
+        }
+    }
+}
+
+} // namespace
+
+NeonHeadRequest::NeonHeadRequest( HttpSession * inSession,
+                                  const OUString & inPath,
+                                  const std::vector< OUString > &
+                                    inHeaderNames,
+                                  DAVResource & ioResource,
+                                  int & nError )
+{
+    ioResource.uri = inPath;
+    ioResource.properties.clear();
+
+    // Create and dispatch HEAD request. Install catcher for all response
+    // header fields.
+    ne_request * req = ne_request_create( inSession,
+                                          "HEAD",
+                                          OUStringToOString(
+                                            inPath,
+                                            RTL_TEXTENCODING_UTF8 ).getStr() );
+
+    {
+        osl::Guard< osl::Mutex > theGlobalGuard(getGlobalNeonMutex());
+        nError = ne_request_dispatch( req );
+    }
+
+    process_headers( req, ioResource, inHeaderNames );
+
+    if ( nError == NE_OK && ne_get_status( req )->klass != 2 )
+        nError = NE_ERROR;
+
+    ne_request_destroy( req );
+}
+
+NeonHeadRequest::~NeonHeadRequest()
+{
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */