1 files changed, 151 insertions, 0 deletions
diff --git a/Source/WebCore/editing/gtk/EditorGtk.cpp b/Source/WebCore/editing/gtk/EditorGtk.cpp
new file mode 100644
index 000000000..d16a3fec3
--- /dev/null
+++ b/Source/WebCore/editing/gtk/EditorGtk.cpp
@@ -0,0 +1,151 @@
+/*
+ * Copyright (C) 2013, 2014 Apple Inc. All rights reserved.
+ * Copyright (C) 2014 Igalia S.L.
+ *
+ * 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 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 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 "Editor.h"
+
+#include "Blob.h"
+#include "CachedImage.h"
+#include "DOMURL.h"
+#include "DocumentFragment.h"
+#include "Frame.h"
+#include "HTMLEmbedElement.h"
+#include "HTMLImageElement.h"
+#include "HTMLInputElement.h"
+#include "HTMLNames.h"
+#include "HTMLObjectElement.h"
+#include "HTMLParserIdioms.h"
+#include "Pasteboard.h"
+#include "RenderImage.h"
+#include "SVGElement.h"
+#include "SVGImageElement.h"
+#include "SelectionData.h"
+#include "XLinkNames.h"
+#include "markup.h"
+
+namespace WebCore {
+
+static RefPtr<DocumentFragment> createFragmentFromPasteboardData(Pasteboard& pasteboard, Frame& frame, Range& range, bool allowPlainText, bool& chosePlainText)
+{
+    chosePlainText = false;
+
+    if (!pasteboard.hasData())
+        return nullptr;
+
+    const auto& selection = pasteboard.selectionData();
+    if (selection.hasImage()) {
+        Vector<uint8_t> buffer;
+        auto status = cairo_surface_write_to_png_stream(selection.image()->nativeImage().get(), [](void* output, const unsigned char* data, unsigned size) {
+            if (!reinterpret_cast<Vector<uint8_t>*>(output)->tryAppend(data, size))
+                return CAIRO_STATUS_WRITE_ERROR;
+            return CAIRO_STATUS_SUCCESS;
+        }, &buffer);
+        if (status == CAIRO_STATUS_SUCCESS) {
+            auto blob = Blob::create(WTFMove(buffer), "image/png");
+            return frame.editor().createFragmentForImageAndURL(DOMURL::createObjectURL(*frame.document(), blob));
+        }
+    }
+
+    if (selection.hasMarkup() && frame.document())
+        return createFragmentFromMarkup(*frame.document(), selection.markup(), emptyString(), DisallowScriptingAndPluginContent);
+
+    if (!allowPlainText)
+        return nullptr;
+
+    if (selection.hasText()) {
+        chosePlainText = true;
+        return createFragmentFromText(range, selection.text());
+    }
+
+    return nullptr;
+}
+
+void Editor::pasteWithPasteboard(Pasteboard* pasteboard, bool allowPlainText, MailBlockquoteHandling mailBlockquoteHandling)
+{
+    RefPtr<Range> range = selectedRange();
+    if (!range)
+        return;
+
+    bool chosePlainText;
+    RefPtr<DocumentFragment> fragment = createFragmentFromPasteboardData(*pasteboard, m_frame, *range, allowPlainText, chosePlainText);
+    if (fragment && shouldInsertFragment(fragment, range, EditorInsertAction::Pasted))
+        pasteAsFragment(fragment.releaseNonNull(), canSmartReplaceWithPasteboard(*pasteboard), chosePlainText, mailBlockquoteHandling);
+}
+
+static const AtomicString& elementURL(Element& element)
+{
+    if (is<HTMLImageElement>(element) || is<HTMLInputElement>(element))
+        return element.attributeWithoutSynchronization(HTMLNames::srcAttr);
+    if (is<SVGImageElement>(element))
+        return element.attributeWithoutSynchronization(XLinkNames::hrefAttr);
+    if (is<HTMLEmbedElement>(element) || is<HTMLObjectElement>(element))
+        return element.imageSourceURL();
+    return nullAtom;
+}
+
+static bool getImageForElement(Element& element, RefPtr<Image>& image)
+{
+    auto* renderer = element.renderer();
+    if (!is<RenderImage>(renderer))
+        return false;
+
+    CachedImage* cachedImage = downcast<RenderImage>(*renderer).cachedImage();
+    if (!cachedImage || cachedImage->errorOccurred())
+        return false;
+
+    image = cachedImage->imageForRenderer(renderer);
+    return image;
+}
+
+void Editor::writeImageToPasteboard(Pasteboard& pasteboard, Element& imageElement, const URL&, const String& title)
+{
+    PasteboardImage pasteboardImage;
+
+    if (!getImageForElement(imageElement, pasteboardImage.image))
+        return;
+    ASSERT(pasteboardImage.image);
+
+    pasteboardImage.url.url = imageElement.document().completeURL(stripLeadingAndTrailingHTMLSpaces(elementURL(imageElement)));
+    pasteboardImage.url.title = title;
+    pasteboardImage.url.markup = createMarkup(imageElement, IncludeNode, nullptr, ResolveAllURLs);
+    pasteboard.write(pasteboardImage);
+}
+
+void Editor::writeSelectionToPasteboard(Pasteboard& pasteboard)
+{
+    PasteboardWebContent pasteboardContent;
+    pasteboardContent.canSmartCopyOrDelete = canSmartCopyOrDelete();
+    pasteboardContent.text = selectedTextForDataTransfer();
+    pasteboardContent.markup = createMarkup(*selectedRange(), nullptr, AnnotateForInterchange, false, ResolveNonLocalURLs);
+    pasteboard.write(pasteboardContent);
+}
+
+RefPtr<DocumentFragment> Editor::webContentFromPasteboard(Pasteboard& pasteboard, Range& context, bool allowPlainText, bool& chosePlainText)
+{
+    return createFragmentFromPasteboardData(pasteboard, m_frame, context, allowPlainText, chosePlainText);
+}
+
+} // namespace WebCore