Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 503 insertions, 0 deletions

diff --git a/sd/source/ui/framework/configuration/ResourceId.cxx b/sd/source/ui/framework/configuration/ResourceId.cxx
new file mode 100644
index 000000000..1845b353f
--- /dev/null
+++ b/sd/source/ui/framework/configuration/ResourceId.cxx
@@ -0,0 +1,503 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <framework/ResourceId.hxx>
+#include <tools/SdGlobalResourceContainer.hxx>
+#include <com/sun/star/util/URLTransformer.hpp>
+#include <comphelper/processfactory.hxx>
+#include <cppuhelper/supportsservice.hxx>
+#include <cppuhelper/weakref.hxx>
+#include <rtl/ref.hxx>
+
+#include <algorithm>
+
+namespace com::sun::star::uno { class XComponentContext; }
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::drawing::framework;
+
+/** When the USE_OPTIMIZATIONS symbol is defined then at some optimizations
+    are activated that work only together with XResourceId objects that are
+    implemented by the ResourceId class.  For other implementations of when
+    the USE_OPTIMIZATIONS symbol is not defined then alternative code is
+    used instead.
+*/
+#define USE_OPTIMIZATIONS
+
+namespace sd::framework {
+
+//===== ResourceId ============================================================
+
+WeakReference<util::XURLTransformer> ResourceId::mxURLTransformerWeak;
+
+ResourceId::ResourceId()
+    : maResourceURLs(0)
+{
+}
+
+ResourceId::ResourceId (
+    std::vector<OUString>&& rResourceURLs)
+    : maResourceURLs(std::move(rResourceURLs))
+{
+    ParseResourceURL();
+}
+
+ResourceId::ResourceId (
+    const OUString& rsResourceURL)
+    : maResourceURLs(1, rsResourceURL)
+{
+    // Handle the special case of an empty resource URL.
+    if (rsResourceURL.isEmpty())
+        maResourceURLs.clear();
+    ParseResourceURL();
+}
+
+ResourceId::ResourceId (
+    const OUString& rsResourceURL,
+    const OUString& rsAnchorURL)
+    : maResourceURLs(2)
+{
+    maResourceURLs[0] = rsResourceURL;
+    maResourceURLs[1] = rsAnchorURL;
+    ParseResourceURL();
+}
+
+ResourceId::ResourceId (
+    const OUString& rsResourceURL,
+    const OUString& rsFirstAnchorURL,
+    const Sequence<OUString>& rAnchorURLs)
+    : maResourceURLs(2+rAnchorURLs.getLength())
+{
+    maResourceURLs[0] = rsResourceURL;
+    maResourceURLs[1] = rsFirstAnchorURL;
+    std::copy(rAnchorURLs.begin(), rAnchorURLs.end(), std::next(maResourceURLs.begin(), 2));
+    ParseResourceURL();
+}
+
+ResourceId::~ResourceId()
+{
+    mpURL.reset();
+}
+
+OUString SAL_CALL
+    ResourceId::getResourceURL()
+{
+    if (!maResourceURLs.empty())
+        return maResourceURLs[0];
+    else
+        return OUString();
+}
+
+util::URL SAL_CALL
+    ResourceId::getFullResourceURL()
+{
+    if (mpURL != nullptr)
+        return *mpURL;
+
+    Reference<util::XURLTransformer> xURLTransformer (mxURLTransformerWeak);
+    if (xURLTransformer.is() && !maResourceURLs.empty() )
+    {
+        mpURL.reset(new util::URL);
+        mpURL->Complete = maResourceURLs[0];
+        xURLTransformer->parseStrict(*mpURL);
+        return *mpURL;
+    }
+
+    util::URL aURL;
+    if (!maResourceURLs.empty())
+        aURL.Complete = maResourceURLs[0];
+    return aURL;
+}
+
+sal_Bool SAL_CALL
+    ResourceId::hasAnchor()
+{
+    return maResourceURLs.size()>1;
+}
+
+Reference<XResourceId> SAL_CALL
+    ResourceId::getAnchor()
+{
+    ::rtl::Reference<ResourceId> rResourceId (new ResourceId());
+    const sal_Int32 nAnchorCount (maResourceURLs.size()-1);
+    if (nAnchorCount > 0)
+    {
+        rResourceId->maResourceURLs.resize(nAnchorCount);
+        for (sal_Int32 nIndex=0; nIndex<nAnchorCount; ++nIndex)
+            rResourceId->maResourceURLs[nIndex] = maResourceURLs[nIndex+1];
+    }
+    return rResourceId;
+}
+
+Sequence<OUString> SAL_CALL
+    ResourceId::getAnchorURLs()
+{
+    const sal_Int32 nAnchorCount (maResourceURLs.size() - 1);
+    if (nAnchorCount > 0)
+    {
+        Sequence<OUString> aAnchorURLs (nAnchorCount);
+        std::copy_n(maResourceURLs.begin() + 1, nAnchorCount, aAnchorURLs.getArray());
+        return aAnchorURLs;
+    }
+    else
+        return Sequence<OUString>();
+}
+
+OUString SAL_CALL
+    ResourceId::getResourceTypePrefix()
+{
+    if (!maResourceURLs.empty() )
+    {
+        // Return the "private:resource/<type>/" prefix.
+
+        // Get the prefix that ends with the second "/".
+        const OUString& rsResourceURL (maResourceURLs[0]);
+        sal_Int32 nPrefixEnd (rsResourceURL.indexOf('/'));
+        if (nPrefixEnd >= 0)
+            nPrefixEnd = rsResourceURL.indexOf('/', nPrefixEnd+1) + 1;
+        else
+            nPrefixEnd = 0;
+
+        return rsResourceURL.copy(0,nPrefixEnd);
+    }
+    else
+        return OUString();
+}
+
+sal_Int16 SAL_CALL
+    ResourceId::compareTo (const Reference<XResourceId>& rxResourceId)
+{
+    sal_Int16 nResult (0);
+
+    if ( ! rxResourceId.is())
+    {
+        // The empty reference is interpreted as empty resource id object.
+        if (!maResourceURLs.empty())
+            nResult = +1;
+        else
+            nResult = 0;
+    }
+    else
+    {
+        ResourceId* pId = nullptr;
+#ifdef USE_OPTIMIZATIONS
+        pId = dynamic_cast<ResourceId*>(rxResourceId.get());
+#endif
+        if (pId != nullptr)
+        {
+            // We have direct access to the implementation of the given
+            // resource id object.
+            nResult = CompareToLocalImplementation(*pId);
+        }
+        else
+        {
+            // We have to do the comparison via the UNO interface of the
+            // given resource id object.
+            nResult = CompareToExternalImplementation(rxResourceId);
+        }
+    }
+
+    return nResult;
+}
+
+sal_Int16 ResourceId::CompareToLocalImplementation (const ResourceId& rId) const
+{
+    sal_Int16 nResult (0);
+
+    const sal_uInt32 nLocalURLCount (maResourceURLs.size());
+    const sal_uInt32 nURLCount(rId.maResourceURLs.size());
+
+    // Start comparison with the top most anchors.
+    for (sal_Int32 nIndex=nURLCount-1,nLocalIndex=nLocalURLCount-1;
+         nIndex>=0 && nLocalIndex>=0;
+         --nIndex,--nLocalIndex)
+    {
+        const OUString sLocalURL (maResourceURLs[nLocalIndex]);
+        const OUString sURL (rId.maResourceURLs[nIndex]);
+        const sal_Int32 nLocalResult (sURL.compareTo(sLocalURL));
+        if (nLocalResult != 0)
+        {
+            if (nLocalResult < 0)
+                nResult = -1;
+            else
+                nResult = +1;
+            break;
+        }
+    }
+
+    if (nResult == 0)
+    {
+        // No difference found yet.  When the lengths are the same then the
+        // two resource ids are equivalent.  Otherwise the shorter comes
+        // first.
+        if (nLocalURLCount != nURLCount)
+        {
+            if (nLocalURLCount < nURLCount)
+                nResult = -1;
+            else
+                nResult = +1;
+        }
+    }
+
+    return nResult;
+}
+
+sal_Int16 ResourceId::CompareToExternalImplementation (const Reference<XResourceId>& rxId) const
+{
+    sal_Int16 nResult (0);
+
+    const Sequence<OUString> aAnchorURLs (rxId->getAnchorURLs());
+    const sal_uInt32 nLocalURLCount (maResourceURLs.size());
+    const sal_uInt32 nURLCount(1+aAnchorURLs.getLength());
+
+    // Start comparison with the top most anchors.
+    sal_Int32 nLocalResult (0);
+    for (sal_Int32 nIndex=nURLCount-1,nLocalIndex=nLocalURLCount-1;
+         nIndex>=0&&nLocalIndex>=0;
+         --nIndex,--nLocalIndex)
+    {
+        if (nIndex == 0 )
+            nLocalResult = maResourceURLs[nIndex].compareTo(rxId->getResourceURL());
+        else
+            nLocalResult = maResourceURLs[nIndex].compareTo(aAnchorURLs[nIndex-1]);
+        if (nLocalResult != 0)
+        {
+            if (nLocalResult < 0)
+                nResult = -1;
+            else
+                nResult = +1;
+            break;
+        }
+    }
+
+    if (nResult == 0)
+    {
+        // No difference found yet.  When the lengths are the same then the
+        // two resource ids are equivalent.  Otherwise the shorter comes
+        // first.
+        if (nLocalURLCount != nURLCount)
+        {
+            if (nLocalURLCount < nURLCount)
+                nResult = -1;
+            else
+                nResult = +1;
+        }
+    }
+
+    return nResult;
+}
+
+sal_Bool SAL_CALL
+    ResourceId::isBoundTo (
+        const Reference<XResourceId>& rxResourceId,
+        AnchorBindingMode eMode)
+{
+    if ( ! rxResourceId.is())
+    {
+        // An empty reference is interpreted as empty resource id.
+        return IsBoundToAnchor(nullptr, nullptr, eMode);
+    }
+
+    ResourceId* pId = nullptr;
+#ifdef USE_OPTIMIZATIONS
+    pId = dynamic_cast<ResourceId*>(rxResourceId.get());
+#endif
+    if (pId != nullptr)
+    {
+        return IsBoundToAnchor(pId->maResourceURLs, eMode);
+    }
+    else
+    {
+        const OUString sResourceURL (rxResourceId->getResourceURL());
+        const Sequence<OUString> aAnchorURLs (rxResourceId->getAnchorURLs());
+        return IsBoundToAnchor(&sResourceURL, &aAnchorURLs, eMode);
+    }
+}
+
+sal_Bool SAL_CALL
+    ResourceId::isBoundToURL (
+        const OUString& rsAnchorURL,
+        AnchorBindingMode eMode)
+{
+    return IsBoundToAnchor(&rsAnchorURL, nullptr, eMode);
+}
+
+Reference<XResourceId> SAL_CALL
+    ResourceId::clone()
+{
+    return new ResourceId(std::vector(maResourceURLs));
+}
+
+//----- XInitialization -------------------------------------------------------
+
+void SAL_CALL ResourceId::initialize (const Sequence<Any>& aArguments)
+{
+    for (const auto& rArgument : aArguments)
+    {
+        OUString sResourceURL;
+        if (rArgument >>= sResourceURL)
+            maResourceURLs.push_back(sResourceURL);
+        else
+        {
+            Reference<XResourceId> xAnchor;
+            if (rArgument >>= xAnchor)
+            {
+                if (xAnchor.is())
+                {
+                    maResourceURLs.push_back(xAnchor->getResourceURL());
+                    const Sequence<OUString> aAnchorURLs (xAnchor->getAnchorURLs());
+                    maResourceURLs.insert( maResourceURLs.end(), aAnchorURLs.begin(), aAnchorURLs.end() );
+                }
+            }
+        }
+    }
+    ParseResourceURL();
+}
+
+OUString ResourceId::getImplementationName()
+{
+    return "com.sun.star.comp.Draw.framework.ResourceId";
+}
+
+sal_Bool ResourceId::supportsService(OUString const & ServiceName)
+{
+    return cppu::supportsService(this, ServiceName);
+}
+
+css::uno::Sequence<OUString> ResourceId::getSupportedServiceNames()
+{
+    return css::uno::Sequence<OUString>{
+        "com.sun.star.drawing.framework.ResourceId"};
+}
+
+/** When eMode is DIRECTLY then the anchor of the called object and the
+    anchor represented by the given sequence of anchor URLs have to be
+    identical.   When eMode is RECURSIVE then the anchor of the called
+    object has to start with the given anchor URLs.
+*/
+bool ResourceId::IsBoundToAnchor (
+    const OUString* psFirstAnchorURL,
+    const Sequence<OUString>* paAnchorURLs,
+    AnchorBindingMode eMode) const
+{
+    const sal_uInt32 nLocalAnchorURLCount (maResourceURLs.size() - 1);
+    const bool bHasFirstAnchorURL (psFirstAnchorURL!=nullptr);
+    const sal_uInt32 nAnchorURLCount ((bHasFirstAnchorURL?1:0)
+        + (paAnchorURLs!=nullptr ? paAnchorURLs->getLength() : 0));
+
+    // Check the lengths.
+    if (nLocalAnchorURLCount<nAnchorURLCount ||
+        (eMode==AnchorBindingMode_DIRECT && nLocalAnchorURLCount!=nAnchorURLCount))
+    {
+        return false;
+    }
+
+    // Compare the nAnchorURLCount bottom-most anchor URLs of this resource
+    // id and the given anchor.
+    sal_uInt32 nOffset = 0;
+    if (paAnchorURLs != nullptr)
+    {
+        sal_uInt32 nCount = paAnchorURLs->getLength();
+        while (nOffset < nCount)
+        {
+            if ( maResourceURLs[nLocalAnchorURLCount - nOffset] !=
+                (*paAnchorURLs)[nCount - 1 - nOffset] )
+            {
+                return false;
+            }
+            ++nOffset;
+        }
+    }
+    if (bHasFirstAnchorURL)
+    {
+        if ( *psFirstAnchorURL != maResourceURLs[nLocalAnchorURLCount - nOffset] )
+            return false;
+    }
+
+    return true;
+}
+
+bool ResourceId::IsBoundToAnchor (
+    const ::std::vector<OUString>& rAnchorURLs,
+    AnchorBindingMode eMode) const
+{
+    const sal_uInt32 nLocalAnchorURLCount (maResourceURLs.size() - 1);
+    const sal_uInt32 nAnchorURLCount (rAnchorURLs.size());
+
+    // Check the lengths.
+    if (nLocalAnchorURLCount<nAnchorURLCount ||
+        (eMode==AnchorBindingMode_DIRECT && nLocalAnchorURLCount!=nAnchorURLCount))
+    {
+        return false;
+    }
+
+    // Compare the nAnchorURLCount bottom-most anchor URLs of this resource
+    // id and the given anchor.
+    for (sal_uInt32 nOffset=0; nOffset<nAnchorURLCount; ++nOffset)
+    {
+        if ( maResourceURLs[nLocalAnchorURLCount - nOffset] !=
+            rAnchorURLs[nAnchorURLCount - 1 - nOffset] )
+        {
+            return false;
+        }
+    }
+
+    return true;
+}
+
+void ResourceId::ParseResourceURL()
+{
+    ::osl::Guard< ::osl::Mutex > aGuard (::osl::Mutex::getGlobalMutex());
+    Reference<util::XURLTransformer> xURLTransformer (mxURLTransformerWeak);
+    if ( ! xURLTransformer.is())
+    {
+        // Create the URL transformer.
+        Reference<uno::XComponentContext> xContext(::comphelper::getProcessComponentContext());
+        xURLTransformer.set(util::URLTransformer::create(xContext));
+        mxURLTransformerWeak = xURLTransformer;
+        SdGlobalResourceContainer::Instance().AddResource(
+            Reference<XInterface>(xURLTransformer,UNO_QUERY));
+    }
+
+    if (xURLTransformer.is() && !maResourceURLs.empty() )
+    {
+        mpURL.reset(new util::URL);
+        mpURL->Complete = maResourceURLs[0];
+        xURLTransformer->parseStrict(*mpURL);
+        if (mpURL->Main == maResourceURLs[0])
+            mpURL.reset();
+        else
+            maResourceURLs[0] = mpURL->Main;
+    }
+}
+
+} // end of namespace sd::framework
+
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
+com_sun_star_comp_Draw_framework_ResourceID_get_implementation(css::uno::XComponentContext*,
+                                                               css::uno::Sequence<css::uno::Any> const &)
+{
+    return cppu::acquire(new sd::framework::ResourceId());
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */