/* * 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 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. */ #import "config.h" #import "DragData.h" #if ENABLE(DRAG_SUPPORT) #import "MIMETypeRegistry.h" #import "Pasteboard.h" #import "PasteboardStrategy.h" #import "PlatformStrategies.h" #import "WebCoreNSURLExtras.h" namespace WebCore { DragData::DragData(DragDataRef data, const IntPoint& clientPosition, const IntPoint& globalPosition, DragOperation sourceOperationMask, DragApplicationFlags flags) : m_clientPosition(clientPosition) , m_globalPosition(globalPosition) , m_platformDragData(data) , m_draggingSourceOperationMask(sourceOperationMask) , m_applicationFlags(flags) , m_pasteboardName([[m_platformDragData draggingPasteboard] name]) { } DragData::DragData(const String& dragStorageName, const IntPoint& clientPosition, const IntPoint& globalPosition, DragOperation sourceOperationMask, DragApplicationFlags flags) : m_clientPosition(clientPosition) , m_globalPosition(globalPosition) , m_platformDragData(0) , m_draggingSourceOperationMask(sourceOperationMask) , m_applicationFlags(flags) , m_pasteboardName(dragStorageName) { } bool DragData::canSmartReplace() const { return Pasteboard(m_pasteboardName).canSmartReplace(); } bool DragData::containsColor() const { Vector<String> types; platformStrategies()->pasteboardStrategy()->getTypes(types, m_pasteboardName); return types.contains(String(NSColorPboardType)); } bool DragData::containsFiles() const { Vector<String> types; platformStrategies()->pasteboardStrategy()->getTypes(types, m_pasteboardName); return types.contains(String(NSFilenamesPboardType)); } unsigned DragData::numberOfFiles() const { Vector<String> files; platformStrategies()->pasteboardStrategy()->getPathnamesForType(files, String(NSFilenamesPboardType), m_pasteboardName); return files.size(); } void DragData::asFilenames(Vector<String>& result) const { platformStrategies()->pasteboardStrategy()->getPathnamesForType(result, String(NSFilenamesPboardType), m_pasteboardName); } bool DragData::containsPlainText() const { Vector<String> types; platformStrategies()->pasteboardStrategy()->getTypes(types, m_pasteboardName); return types.contains(String(NSStringPboardType)) || types.contains(String(NSRTFDPboardType)) || types.contains(String(NSRTFPboardType)) || types.contains(String(NSFilenamesPboardType)) || platformStrategies()->pasteboardStrategy()->stringForType(String(NSURLPboardType), m_pasteboardName).length(); } String DragData::asPlainText() const { Pasteboard pasteboard(m_pasteboardName); PasteboardPlainText text; pasteboard.read(text); String string = text.text; // FIXME: It's not clear this is 100% correct since we know -[NSURL URLWithString:] does not handle // all the same cases we handle well in the URL code for creating an NSURL. if (text.isURL) return userVisibleString([NSURL URLWithString:string]); // FIXME: WTF should offer a non-Mac-specific way to convert string to precomposed form so we can do it for all platforms. return [(NSString *)string precomposedStringWithCanonicalMapping]; } Color DragData::asColor() const { return platformStrategies()->pasteboardStrategy()->color(m_pasteboardName); } bool DragData::containsCompatibleContent() const { Vector<String> types; platformStrategies()->pasteboardStrategy()->getTypes(types, m_pasteboardName); return types.contains(String(WebArchivePboardType)) || types.contains(String(NSHTMLPboardType)) || types.contains(String(NSFilenamesPboardType)) || types.contains(String(NSTIFFPboardType)) || types.contains(String(NSPDFPboardType)) || types.contains(String(NSURLPboardType)) || types.contains(String(NSRTFDPboardType)) || types.contains(String(NSRTFPboardType)) || types.contains(String(NSStringPboardType)) || types.contains(String(NSColorPboardType)) || types.contains(String(kUTTypePNG)); } bool DragData::containsURL(FilenameConversionPolicy filenamePolicy) const { return !asURL(filenamePolicy).isEmpty(); } String DragData::asURL(FilenameConversionPolicy, String* title) const { // FIXME: Use filenamePolicy. if (title) { String URLTitleString = platformStrategies()->pasteboardStrategy()->stringForType(String(WebURLNamePboardType), m_pasteboardName); if (!URLTitleString.isEmpty()) *title = URLTitleString; } Vector<String> types; platformStrategies()->pasteboardStrategy()->getTypes(types, m_pasteboardName); if (types.contains(String(NSURLPboardType))) { NSURL *URLFromPasteboard = [NSURL URLWithString:platformStrategies()->pasteboardStrategy()->stringForType(String(NSURLPboardType), m_pasteboardName)]; NSString *scheme = [URLFromPasteboard scheme]; // Cannot drop other schemes unless <rdar://problem/10562662> and <rdar://problem/11187315> are fixed. if ([scheme isEqualToString:@"http"] || [scheme isEqualToString:@"https"]) return [URLByCanonicalizingURL(URLFromPasteboard) absoluteString]; } if (types.contains(String(NSStringPboardType))) { NSURL *URLFromPasteboard = [NSURL URLWithString:platformStrategies()->pasteboardStrategy()->stringForType(String(NSStringPboardType), m_pasteboardName)]; NSString *scheme = [URLFromPasteboard scheme]; // Pasteboard content is not trusted, because JavaScript code can modify it. We can sanitize it for URLs and other typed content, but not for strings. // The result of this function is used to initiate navigation, so we shouldn't allow arbitrary file URLs. // FIXME: Should we allow only http family schemes, or anything non-local? if ([scheme isEqualToString:@"http"] || [scheme isEqualToString:@"https"]) return [URLByCanonicalizingURL(URLFromPasteboard) absoluteString]; } if (types.contains(String(NSFilenamesPboardType))) { Vector<String> files; platformStrategies()->pasteboardStrategy()->getPathnamesForType(files, String(NSFilenamesPboardType), m_pasteboardName); if (files.size() == 1) { BOOL isDirectory; if ([[NSFileManager defaultManager] fileExistsAtPath:files[0] isDirectory:&isDirectory] && isDirectory) return String(); return [URLByCanonicalizingURL([NSURL fileURLWithPath:files[0]]) absoluteString]; } } return String(); } } // namespace WebCore #endif // ENABLE(DRAG_SUPPORT)