webengine/osswebengine/WebKit/win/HTTPHeaderPropertyBag.cpp
changeset 0 dd21522fd290
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/webengine/osswebengine/WebKit/win/HTTPHeaderPropertyBag.cpp	Mon Mar 30 12:54:55 2009 +0300
@@ -0,0 +1,120 @@
+/*
+ * Copyright (C) 2007 Apple Inc.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ */
+
+#include "config.h"
+#include "HTTPHeaderPropertyBag.h"
+
+#include "HTTPHeaderMap.h"
+
+#include <WebCore/BString.h>
+
+// HTTPHeaderPropertyBag -----------------------------------------------
+
+HTTPHeaderPropertyBag::HTTPHeaderPropertyBag(WebURLResponse* response)
+    : m_refCount(1)
+    , m_response(response)
+{
+}
+
+HTTPHeaderPropertyBag* HTTPHeaderPropertyBag::createInstance(WebURLResponse* response)
+{
+    return new HTTPHeaderPropertyBag(response);
+}
+
+// IUnknown -------------------------------------------------------------------
+
+HRESULT STDMETHODCALLTYPE HTTPHeaderPropertyBag::QueryInterface(REFIID riid, void** ppvObject)
+{
+    *ppvObject = 0;
+    if (IsEqualGUID(riid, IID_IUnknown))
+        *ppvObject = static_cast<IPropertyBag*>(this);
+    else if (IsEqualGUID(riid, IID_IPropertyBag))
+        *ppvObject = static_cast<IPropertyBag*>(this);
+    else if (IsEqualGUID(riid, __uuidof(HTTPHeaderPropertyBag)))
+        *ppvObject = this;
+    else
+        return E_NOINTERFACE;
+
+    AddRef();
+    return S_OK;
+}
+
+ULONG STDMETHODCALLTYPE HTTPHeaderPropertyBag::AddRef(void)
+{
+    return ++m_refCount;
+}
+
+ULONG STDMETHODCALLTYPE HTTPHeaderPropertyBag::Release(void)
+{
+    ULONG newRef = --m_refCount;
+    if (!newRef)
+        delete this;
+
+    return newRef;
+}
+
+static inline WebCore::String ConvertFromLPCOLESTRToString(LPCOLESTR pszPropName)
+{
+    return WebCore::String(pszPropName);
+}
+
+static bool ConvertFromStringToVariant(VARIANT* pVar, const WebCore::String& stringVal)
+{
+    if (!pVar)
+        return false;
+
+    if (V_VT(pVar) == VT_BSTR) {
+        V_BSTR(pVar) = WebCore::BString(stringVal);
+        return true;
+    }
+
+    return false;
+}
+
+// IPropertyBag ------------------------------------------------------------
+
+HRESULT STDMETHODCALLTYPE HTTPHeaderPropertyBag::Read(LPCOLESTR pszPropName, VARIANT* pVar, IErrorLog* /*pErrorLog*/)
+{
+    if (!pszPropName)
+        return E_POINTER;
+
+    if (!m_response)
+        return E_FAIL;
+
+    const WebCore::HTTPHeaderMap& headerMap = m_response->resourceResponse().httpHeaderFields();
+    WebCore::String key = ConvertFromLPCOLESTRToString(pszPropName);
+    WebCore::String value = headerMap.get(key);
+
+    if (!ConvertFromStringToVariant(pVar, value))
+        return E_INVALIDARG;
+
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE HTTPHeaderPropertyBag::Write(LPCOLESTR /*pszPropName*/, VARIANT* /*pVar*/)
+{
+    // We cannot add to the Resource Response's header hash map
+    return E_FAIL;
+}