119 lines
4.5 KiB
Plaintext
119 lines
4.5 KiB
Plaintext
/*
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* Copyright (C) 2019 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#import "config.h"
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#import "PlatformPasteboard.h"
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#import "Pasteboard.h"
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#import "PasteboardItemInfo.h"
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#import "WebCoreNSURLExtras.h"
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#if PLATFORM(IOS_FAMILY)
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#import "AbstractPasteboard.h"
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#else
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#import "LegacyNSPasteboardTypes.h"
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#endif
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namespace WebCore {
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std::optional<Vector<PasteboardItemInfo>> PlatformPasteboard::allPasteboardItemInfo(int64_t changeCount)
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{
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if (changeCount != [m_pasteboard changeCount])
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return std::nullopt;
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Vector<PasteboardItemInfo> itemInfo;
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int numberOfItems = count();
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itemInfo.reserveInitialCapacity(numberOfItems);
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for (NSInteger itemIndex = 0; itemIndex < numberOfItems; ++itemIndex) {
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auto item = informationForItemAtIndex(itemIndex, changeCount);
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if (!item)
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return std::nullopt;
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itemInfo.uncheckedAppend(WTFMove(*item));
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}
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return itemInfo;
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}
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bool PlatformPasteboard::containsStringSafeForDOMToReadForType(const String& type) const
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{
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return !stringForType(type).isEmpty();
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}
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String PlatformPasteboard::urlStringSuitableForLoading(String& title)
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{
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#if PLATFORM(MAC)
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String URLTitleString = stringForType(String(WebURLNamePboardType));
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if (!URLTitleString.isEmpty())
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title = URLTitleString;
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#endif
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Vector<String> types;
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getTypes(types);
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#if PLATFORM(IOS_FAMILY)
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UNUSED_PARAM(title);
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ALLOW_DEPRECATED_DECLARATIONS_BEGIN
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String urlPasteboardType = kUTTypeURL;
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String stringPasteboardType = kUTTypeText;
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ALLOW_DEPRECATED_DECLARATIONS_END
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#else
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String urlPasteboardType = legacyURLPasteboardType();
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String stringPasteboardType = legacyStringPasteboardType();
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#endif
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if (types.contains(urlPasteboardType)) {
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NSURL *URLFromPasteboard = [NSURL URLWithString:stringForType(urlPasteboardType)];
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// Cannot drop other schemes unless <rdar://problem/10562662> and <rdar://problem/11187315> are fixed.
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if (URL { URLFromPasteboard }.protocolIsInHTTPFamily())
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return [URLByCanonicalizingURL(URLFromPasteboard) absoluteString];
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}
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if (types.contains(stringPasteboardType)) {
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NSURL *URLFromPasteboard = [NSURL URLWithString:stringForType(stringPasteboardType)];
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// 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.
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// The result of this function is used to initiate navigation, so we shouldn't allow arbitrary file URLs.
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// FIXME: Should we allow only http family schemes, or anything non-local?
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if (URL { URLFromPasteboard }.protocolIsInHTTPFamily())
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return [URLByCanonicalizingURL(URLFromPasteboard) absoluteString];
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}
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#if PLATFORM(MAC)
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if (types.contains(String(legacyFilenamesPasteboardType()))) {
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Vector<String> files;
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getPathnamesForType(files, String(legacyFilenamesPasteboardType()));
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if (files.size() == 1) {
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BOOL isDirectory;
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if ([[NSFileManager defaultManager] fileExistsAtPath:files[0] isDirectory:&isDirectory] && isDirectory)
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return String();
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return [URLByCanonicalizingURL([NSURL fileURLWithPath:files[0]]) absoluteString];
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}
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}
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#endif
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return { };
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}
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} // namespace WebCore
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