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| 1 /* | |
| 2 * Copyright (C) 2007 Apple Inc. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions | |
| 6 * are met: | |
| 7 * 1. Redistributions of source code must retain the above copyright | |
| 8 * notice, this list of conditions and the following disclaimer. | |
| 9 * 2. Redistributions in binary form must reproduce the above copyright | |
| 10 * notice, this list of conditions and the following disclaimer in the | |
| 11 * documentation and/or other materials provided with the distribution. | |
| 12 * | |
| 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | |
| 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | |
| 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
| 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 24 */ | |
| 25 | |
| 26 #import "config.h" | |
| 27 #import "DragData.h" | |
| 28 | |
| 29 #if ENABLE(DRAG_SUPPORT) | |
| 30 #import "Document.h" | |
| 31 #import "DocumentFragment.h" | |
| 32 #import "DOMDocumentFragment.h" | |
| 33 #import "DOMDocumentFragmentInternal.h" | |
| 34 #import "Editor.h" | |
| 35 #import "EditorClient.h" | |
| 36 #import "Frame.h" | |
| 37 #import "MIMETypeRegistry.h" | |
| 38 #import "Pasteboard.h" | |
| 39 #import "PasteboardStrategy.h" | |
| 40 #import "PlatformStrategies.h" | |
| 41 #import "Range.h" | |
| 42 | |
| 43 namespace WebCore { | |
| 44 | |
| 45 DragData::DragData(DragDataRef data, const IntPoint& clientPosition, const IntPo
int& globalPosition, | |
| 46 DragOperation sourceOperationMask, DragApplicationFlags flags) | |
| 47 : m_clientPosition(clientPosition) | |
| 48 , m_globalPosition(globalPosition) | |
| 49 , m_platformDragData(data) | |
| 50 , m_draggingSourceOperationMask(sourceOperationMask) | |
| 51 , m_applicationFlags(flags) | |
| 52 , m_pasteboardName([[m_platformDragData draggingPasteboard] name]) | |
| 53 { | |
| 54 } | |
| 55 | |
| 56 DragData::DragData(const String& dragStorageName, const IntPoint& clientPosition
, const IntPoint& globalPosition, | |
| 57 DragOperation sourceOperationMask, DragApplicationFlags flags) | |
| 58 : m_clientPosition(clientPosition) | |
| 59 , m_globalPosition(globalPosition) | |
| 60 , m_platformDragData(0) | |
| 61 , m_draggingSourceOperationMask(sourceOperationMask) | |
| 62 , m_applicationFlags(flags) | |
| 63 , m_pasteboardName(dragStorageName) | |
| 64 { | |
| 65 } | |
| 66 | |
| 67 bool DragData::canSmartReplace() const | |
| 68 { | |
| 69 return Pasteboard(m_pasteboardName).canSmartReplace(); | |
| 70 } | |
| 71 | |
| 72 bool DragData::containsColor() const | |
| 73 { | |
| 74 Vector<String> types; | |
| 75 platformStrategies()->pasteboardStrategy()->getTypes(types, m_pasteboardName
); | |
| 76 return types.contains(String(NSColorPboardType)); | |
| 77 } | |
| 78 | |
| 79 bool DragData::containsFiles() const | |
| 80 { | |
| 81 Vector<String> types; | |
| 82 platformStrategies()->pasteboardStrategy()->getTypes(types, m_pasteboardName
); | |
| 83 return types.contains(String(NSFilenamesPboardType)); | |
| 84 } | |
| 85 | |
| 86 unsigned DragData::numberOfFiles() const | |
| 87 { | |
| 88 Vector<String> files; | |
| 89 platformStrategies()->pasteboardStrategy()->getPathnamesForType(files, Strin
g(NSFilenamesPboardType), m_pasteboardName); | |
| 90 return files.size(); | |
| 91 } | |
| 92 | |
| 93 void DragData::asFilenames(Vector<String>& result) const | |
| 94 { | |
| 95 platformStrategies()->pasteboardStrategy()->getPathnamesForType(result, Stri
ng(NSFilenamesPboardType), m_pasteboardName); | |
| 96 } | |
| 97 | |
| 98 bool DragData::containsPlainText() const | |
| 99 { | |
| 100 Vector<String> types; | |
| 101 platformStrategies()->pasteboardStrategy()->getTypes(types, m_pasteboardName
); | |
| 102 | |
| 103 return types.contains(String(NSStringPboardType)) | |
| 104 || types.contains(String(NSRTFDPboardType)) | |
| 105 || types.contains(String(NSRTFPboardType)) | |
| 106 || types.contains(String(NSFilenamesPboardType)) | |
| 107 || platformStrategies()->pasteboardStrategy()->stringForType(String(NSUR
LPboardType), m_pasteboardName).length(); | |
| 108 } | |
| 109 | |
| 110 String DragData::asPlainText(Frame *frame) const | |
| 111 { | |
| 112 return Pasteboard(m_pasteboardName).plainText(frame); | |
| 113 } | |
| 114 | |
| 115 Color DragData::asColor() const | |
| 116 { | |
| 117 return platformStrategies()->pasteboardStrategy()->color(m_pasteboardName); | |
| 118 } | |
| 119 | |
| 120 bool DragData::containsCompatibleContent() const | |
| 121 { | |
| 122 Vector<String> types; | |
| 123 platformStrategies()->pasteboardStrategy()->getTypes(types, m_pasteboardName
); | |
| 124 return types.contains(String(WebArchivePboardType)) | |
| 125 || types.contains(String(NSHTMLPboardType)) | |
| 126 || types.contains(String(NSFilenamesPboardType)) | |
| 127 || types.contains(String(NSTIFFPboardType)) | |
| 128 || types.contains(String(NSPDFPboardType)) | |
| 129 || types.contains(String(NSURLPboardType)) | |
| 130 || types.contains(String(NSRTFDPboardType)) | |
| 131 || types.contains(String(NSRTFPboardType)) | |
| 132 || types.contains(String(NSStringPboardType)) | |
| 133 || types.contains(String(NSColorPboardType)) | |
| 134 || types.contains(String(kUTTypePNG)); | |
| 135 } | |
| 136 | |
| 137 bool DragData::containsURL(Frame* frame, FilenameConversionPolicy filenamePolicy
) const | |
| 138 { | |
| 139 return !asURL(frame, filenamePolicy).isEmpty(); | |
| 140 } | |
| 141 | |
| 142 String DragData::asURL(Frame* frame, FilenameConversionPolicy filenamePolicy, St
ring* title) const | |
| 143 { | |
| 144 // FIXME: Use filenamePolicy. | |
| 145 (void)filenamePolicy; | |
| 146 | |
| 147 if (title) { | |
| 148 String URLTitleString = platformStrategies()->pasteboardStrategy()->stri
ngForType(String(WebURLNamePboardType), m_pasteboardName); | |
| 149 if (!URLTitleString.isEmpty()) | |
| 150 *title = URLTitleString; | |
| 151 } | |
| 152 | |
| 153 Vector<String> types; | |
| 154 platformStrategies()->pasteboardStrategy()->getTypes(types, m_pasteboardName
); | |
| 155 | |
| 156 // FIXME: using the editorClient to call into WebKit, for now, since | |
| 157 // calling webkit_canonicalize from WebCore involves migrating a sizable amo
unt of | |
| 158 // helper code that should either be done in a separate patch or figured out
in another way. | |
| 159 | |
| 160 if (types.contains(String(NSURLPboardType))) { | |
| 161 NSURL *URLFromPasteboard = [NSURL URLWithString:platformStrategies()->pa
steboardStrategy()->stringForType(String(NSURLPboardType), m_pasteboardName)]; | |
| 162 NSString *scheme = [URLFromPasteboard scheme]; | |
| 163 // Cannot drop other schemes unless <rdar://problem/10562662> and <rdar:
//problem/11187315> are fixed. | |
| 164 if ([scheme isEqualToString:@"http"] || [scheme isEqualToString:@"https"
]) | |
| 165 return [frame->editor()->client()->canonicalizeURL(URLFromPasteboard
) absoluteString]; | |
| 166 } | |
| 167 | |
| 168 if (types.contains(String(NSStringPboardType))) { | |
| 169 NSURL *URLFromPasteboard = [NSURL URLWithString:platformStrategies()->pa
steboardStrategy()->stringForType(String(NSStringPboardType), m_pasteboardName)]
; | |
| 170 NSString *scheme = [URLFromPasteboard scheme]; | |
| 171 // 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. | |
| 172 // The result of this function is used to initiate navigation, so we sho
uldn't allow arbitrary file URLs. | |
| 173 // FIXME: Should we allow only http family schemes, or anything non-loca
l? | |
| 174 if ([scheme isEqualToString:@"http"] || [scheme isEqualToString:@"https"
]) | |
| 175 return [frame->editor()->client()->canonicalizeURL(URLFromPasteboard
) absoluteString]; | |
| 176 } | |
| 177 | |
| 178 if (types.contains(String(NSFilenamesPboardType))) { | |
| 179 Vector<String> files; | |
| 180 platformStrategies()->pasteboardStrategy()->getPathnamesForType(files, S
tring(NSFilenamesPboardType), m_pasteboardName); | |
| 181 if (files.size() == 1) { | |
| 182 BOOL isDirectory; | |
| 183 if ([[NSFileManager defaultManager] fileExistsAtPath:files[0] isDire
ctory:&isDirectory] && isDirectory) | |
| 184 return String(); | |
| 185 return [frame->editor()->client()->canonicalizeURL([NSURL fileURLWit
hPath:files[0]]) absoluteString]; | |
| 186 } | |
| 187 } | |
| 188 | |
| 189 return String(); | |
| 190 } | |
| 191 | |
| 192 PassRefPtr<DocumentFragment> DragData::asFragment(Frame* frame, PassRefPtr<Range
> range, bool allowPlainText, bool& chosePlainText) const | |
| 193 { | |
| 194 return Pasteboard(m_pasteboardName).documentFragment(frame, range, allowPlai
nText, chosePlainText); | |
| 195 } | |
| 196 | |
| 197 } // namespace WebCore | |
| 198 | |
| 199 #endif // ENABLE(DRAG_SUPPORT) | |
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