webengine/osswebengine/WebKit/win/WebHistoryItem.cpp
changeset 0 dd21522fd290
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/webengine/osswebengine/WebKit/win/WebHistoryItem.cpp	Mon Mar 30 12:54:55 2009 +0300
@@ -0,0 +1,452 @@
+/*
+ * Copyright (C) 2006, 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 "WebKitDLL.h"
+#include "WebHistoryItem.h"
+
+#include "COMPtr.h"
+#include "MarshallingHelpers.h"
+#include "WebKit.h"
+
+#pragma warning(push, 0)
+#include <WebCore/BString.h>
+#include <WebCore/HistoryItem.h>
+#pragma warning(pop)
+
+#include <wtf/RetainPtr.h>
+
+using namespace WebCore;
+
+// WebHistoryItem ----------------------------------------------------------------
+
+static HashMap<HistoryItem*, WebHistoryItem*>& historyItemWrappers()
+{
+    static HashMap<HistoryItem*, WebHistoryItem*> staticHistoryItemWrappers;
+    return staticHistoryItemWrappers;
+}
+
+WebHistoryItem::WebHistoryItem(PassRefPtr<HistoryItem> historyItem)
+: m_refCount(0)
+, m_historyItem(historyItem)
+{
+    ASSERT(!historyItemWrappers().contains(m_historyItem.get()));
+    historyItemWrappers().set(m_historyItem.get(), this);
+
+    gClassCount++;
+}
+
+WebHistoryItem::~WebHistoryItem()
+{
+    ASSERT(historyItemWrappers().contains(m_historyItem.get()));
+    historyItemWrappers().remove(m_historyItem.get());
+
+    gClassCount--;
+}
+
+WebHistoryItem* WebHistoryItem::createInstance()
+{
+    WebHistoryItem* instance = new WebHistoryItem(new HistoryItem);
+    instance->AddRef();
+    return instance;
+}
+
+WebHistoryItem* WebHistoryItem::createInstance(PassRefPtr<HistoryItem> historyItem)
+{
+    WebHistoryItem* instance;
+
+    instance = historyItemWrappers().get(historyItem.get());
+
+    if (!instance)
+        instance = new WebHistoryItem(historyItem);
+
+    instance->AddRef();
+    return instance;
+}
+
+// IWebHistoryItemPrivate -----------------------------------------------------
+
+static CFStringRef urlKey = CFSTR("");
+static CFStringRef lastVisitedDateKey = CFSTR("lastVisitedDate");
+static CFStringRef titleKey = CFSTR("title");
+static CFStringRef visitCountKey = CFSTR("visitCount");
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::initFromDictionaryRepresentation(void* dictionary)
+{
+    CFDictionaryRef dictionaryRef = (CFDictionaryRef) dictionary;
+    HRESULT hr = S_OK;
+    int visitedCount = 0;
+    CFAbsoluteTime lastVisitedTime = 0.0;
+
+    CFStringRef urlStringRef = (CFStringRef) CFDictionaryGetValue(dictionaryRef, urlKey);
+    if (urlStringRef && CFGetTypeID(urlStringRef) != CFStringGetTypeID()) {
+        hr = E_FAIL;
+        goto exit;
+    }
+
+    CFStringRef lastVisitedRef = (CFStringRef) CFDictionaryGetValue(dictionaryRef, lastVisitedDateKey);
+    if (!lastVisitedRef || CFGetTypeID(lastVisitedRef) != CFStringGetTypeID()) {
+        hr = E_FAIL;
+        goto exit;
+    }
+    lastVisitedTime = CFStringGetDoubleValue(lastVisitedRef);
+
+    CFStringRef titleRef = (CFStringRef) CFDictionaryGetValue(dictionaryRef, titleKey);
+    if (titleRef && CFGetTypeID(titleRef) != CFStringGetTypeID()) {
+        hr = E_FAIL;
+        goto exit;
+    }
+
+    CFNumberRef visitCountRef = (CFNumberRef) CFDictionaryGetValue(dictionaryRef, visitCountKey);
+    if (!visitCountRef || CFGetTypeID(visitCountRef) != CFNumberGetTypeID()) {
+        hr = E_FAIL;
+        goto exit;
+    }
+
+    historyItemWrappers().remove(m_historyItem.get());
+    m_historyItem = new HistoryItem(urlStringRef, titleRef, lastVisitedTime);
+    historyItemWrappers().set(m_historyItem.get(), this);
+
+    if (!CFNumberGetValue(visitCountRef, kCFNumberIntType, &visitedCount)) {
+        hr = E_FAIL;
+        goto exit;
+    }
+
+    m_historyItem->setVisitCount(visitedCount);
+exit:
+    return hr;
+}
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::dictionaryRepresentation(void** dictionary)
+{
+    CFDictionaryRef* dictionaryRef = (CFDictionaryRef*) dictionary;
+    static CFStringRef lastVisitedFormat = CFSTR("%.1lf");
+    CFStringRef lastVisitedStringRef =
+        CFStringCreateWithFormat(0, 0, lastVisitedFormat, m_historyItem->lastVisitedTime());
+    if (!lastVisitedStringRef)
+        return E_FAIL;
+
+    int keyCount = 0;
+    CFTypeRef keys[4];
+    CFTypeRef values[4];
+    if (!m_historyItem->urlString().isEmpty()) {
+        keys[keyCount] = urlKey;
+        values[keyCount++] = m_historyItem->urlString().createCFString();
+    }
+
+    keys[keyCount] = lastVisitedDateKey;
+    values[keyCount++] = lastVisitedStringRef;
+    
+    if (!m_historyItem->title().isEmpty()) {
+        keys[keyCount] = titleKey;
+        values[keyCount++] = m_historyItem->title().createCFString();
+    }
+    
+    keys[keyCount]   = visitCountKey;
+    int visitCount = m_historyItem->visitCount();
+    values[keyCount++] = CFNumberCreate(0, kCFNumberIntType, &visitCount);
+    
+    *dictionaryRef = CFDictionaryCreate(0, keys, values, keyCount, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
+    
+    for (int i = 0; i < keyCount; ++i)
+        CFRelease(values[i]);
+
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::hasURLString(BOOL *hasURL)
+{
+    *hasURL = m_historyItem->urlString().isEmpty() ? FALSE : TRUE;
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::visitCount(int *count)
+{
+    *count = m_historyItem->visitCount();
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::setVisitCount(int count)
+{
+    m_historyItem->setVisitCount(count);
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::mergeAutoCompleteHints(IWebHistoryItem* otherItem)
+{
+    if (!otherItem)
+        return E_FAIL;
+
+    if (otherItem == this)
+        return S_OK;
+
+    IWebHistoryItemPrivate* otherItemPriv;
+    HRESULT hr = otherItem->QueryInterface(IID_IWebHistoryItemPrivate, (void**)&otherItemPriv);
+    if (FAILED(hr))
+        return hr;
+
+    int otherVisitCount;
+    hr = otherItemPriv->visitCount(&otherVisitCount);
+    otherItemPriv->Release();
+    if (FAILED(hr))
+        return hr;
+
+    m_historyItem->setVisitCount(otherVisitCount);
+
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::setLastVisitedTimeInterval(DATE time)
+{
+    m_historyItem->setLastVisitedTime(MarshallingHelpers::DATEToCFAbsoluteTime(time));
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::setTitle(BSTR title)
+{
+    m_historyItem->setTitle(String(title, SysStringLen(title)));
+
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::RSSFeedReferrer(BSTR* url)
+{
+    BString str(m_historyItem->rssFeedReferrer());
+    *url = str.release();
+
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::setRSSFeedReferrer(BSTR url)
+{
+    m_historyItem->setRSSFeedReferrer(String(url, SysStringLen(url)));
+
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::hasPageCache(BOOL* /*hasCache*/)
+{
+    // FIXME - TODO
+    ASSERT_NOT_REACHED();
+    return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::setHasPageCache(BOOL /*hasCache*/)
+{
+    // FIXME - TODO
+    return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::target(BSTR* target)
+{
+    if (!target) {
+        ASSERT_NOT_REACHED();
+        return E_POINTER;
+    }
+
+    *target = BString(m_historyItem->target()).release();
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::isTargetItem(BOOL* result)
+{
+    if (!result) {
+        ASSERT_NOT_REACHED();
+        return E_POINTER;
+    }
+
+    *result = m_historyItem->isTargetItem() ? TRUE : FALSE;
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::children(unsigned* outChildCount, SAFEARRAY** outChildren)
+{
+    if (!outChildCount || !outChildren) {
+        ASSERT_NOT_REACHED();
+        return E_POINTER;
+    }
+
+    *outChildCount = 0;
+    *outChildren = 0;
+
+    const HistoryItemVector& coreChildren = m_historyItem->children();
+    if (coreChildren.isEmpty())
+        return S_OK;
+    size_t childCount = coreChildren.size();
+
+    SAFEARRAY* children = SafeArrayCreateVector(VT_UNKNOWN, 0, static_cast<ULONG>(childCount));
+    if (!children)
+        return E_OUTOFMEMORY;
+
+    for (unsigned i = 0; i < childCount; ++i) {
+        WebHistoryItem* item = WebHistoryItem::createInstance(coreChildren[i]);
+        if (!item) {
+            SafeArrayDestroy(children);
+            return E_OUTOFMEMORY;
+        }
+
+        COMPtr<IUnknown> unknown;
+        HRESULT hr = item->QueryInterface(IID_IUnknown, (void**)&unknown);
+        if (FAILED(hr)) {
+            SafeArrayDestroy(children);
+            return hr;
+        }
+
+        LONG longI = i;
+        hr = SafeArrayPutElement(children, &longI, unknown.get());
+        if (FAILED(hr)) {
+            SafeArrayDestroy(children);
+            return hr;
+        }
+    }
+
+    *outChildCount = static_cast<unsigned>(childCount);
+    *outChildren = children;
+    return S_OK;
+
+}
+
+// IUnknown -------------------------------------------------------------------
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::QueryInterface(REFIID riid, void** ppvObject)
+{
+    *ppvObject = 0;
+    if (IsEqualGUID(riid, CLSID_WebHistoryItem))
+        *ppvObject = this;
+    else if (IsEqualGUID(riid, IID_IUnknown))
+        *ppvObject = static_cast<IWebHistoryItem*>(this);
+    else if (IsEqualGUID(riid, IID_IWebHistoryItem))
+        *ppvObject = static_cast<IWebHistoryItem*>(this);
+    else if (IsEqualGUID(riid, IID_IWebHistoryItemPrivate))
+        *ppvObject = static_cast<IWebHistoryItemPrivate*>(this);
+    else
+        return E_NOINTERFACE;
+
+    AddRef();
+    return S_OK;
+}
+
+ULONG STDMETHODCALLTYPE WebHistoryItem::AddRef(void)
+{
+    return ++m_refCount;
+}
+
+ULONG STDMETHODCALLTYPE WebHistoryItem::Release(void)
+{
+    ULONG newRef = --m_refCount;
+    if (!newRef)
+        delete(this);
+
+    return newRef;
+}
+
+// IWebHistoryItem -------------------------------------------------------------
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::initWithURLString(
+    /* [in] */ BSTR urlString,
+    /* [in] */ BSTR title,
+    /* [in] */ DATE lastVisited)
+{
+    historyItemWrappers().remove(m_historyItem.get());
+    m_historyItem = new HistoryItem(String(urlString, SysStringLen(urlString)), String(title, SysStringLen(title)), MarshallingHelpers::DATEToCFAbsoluteTime(lastVisited));
+    historyItemWrappers().set(m_historyItem.get(), this);
+
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::originalURLString( 
+    /* [retval][out] */ BSTR* url)
+{
+    if (!url)
+        return E_POINTER;
+
+    BString str = m_historyItem->originalURLString();
+    *url = str.release();
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::URLString( 
+    /* [retval][out] */ BSTR* url)
+{
+    if (!url)
+        return E_POINTER;
+
+    BString str = m_historyItem->urlString();
+    *url = str.release();
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::title( 
+    /* [retval][out] */ BSTR* pageTitle)
+{
+    if (!pageTitle)
+        return E_POINTER;
+
+    BString str(m_historyItem->title());
+    *pageTitle = str.release();
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::lastVisitedTimeInterval( 
+    /* [retval][out] */ DATE* lastVisited)
+{
+    if (!lastVisited)
+        return E_POINTER;
+
+    *lastVisited = MarshallingHelpers::CFAbsoluteTimeToDATE(m_historyItem->lastVisitedTime());
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::setAlternateTitle( 
+    /* [in] */ BSTR title)
+{
+    m_alternateTitle = title;
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::alternateTitle( 
+    /* [retval][out] */ BSTR* title)
+{
+    if (!title) {
+        ASSERT_NOT_REACHED();
+        return E_POINTER;
+    }
+
+    *title = m_alternateTitle;
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebHistoryItem::icon( 
+    /* [out, retval] */ OLE_HANDLE* /*hBitmap*/)
+{
+    ASSERT_NOT_REACHED();
+    return E_NOTIMPL;
+}
+
+// WebHistoryItem -------------------------------------------------------------
+HistoryItem* WebHistoryItem::historyItem() const
+{
+    return m_historyItem.get();
+}