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- /* ***** BEGIN LICENSE BLOCK *****
- * Version: MPL 1.1/GPL 2.0/LGPL 2.1
- *
- * The contents of this file are subject to the Mozilla Public License Version
- * 1.1 (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.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the
- * License.
- *
- * The Original Code is Chimera code.
- *
- * The Initial Developer of the Original Code is
- * Netscape Communications Corporation.
- * Portions created by the Initial Developer are Copyright (C) 2002
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- * Simon Fraser <sfraser@netscape.com>
- * Bruce Davidson <Bruce.Davidson@ipl.com>
- *
- * Alternatively, the contents of this file may be used under the terms of
- * either the GNU General Public License Version 2 or later (the "GPL"), or
- * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
- * in which case the provisions of the GPL or the LGPL are applicable instead
- * of those above. If you wish to allow use of your version of this file only
- * under the terms of either the GPL or the LGPL, and not to allow others to
- * use your version of this file under the terms of the MPL, indicate your
- * decision by deleting the provisions above and replace them with the notice
- * and other provisions required by the GPL or the LGPL. If you do not delete
- * the provisions above, a recipient may use your version of this file under
- * the terms of any one of the MPL, the GPL or the LGPL.
- *
- * ***** END LICENSE BLOCK ***** */
- #import "NSPasteboard+Utils.h"
- #import "NSURL+Utils.h"
- #import "NSString+Utils.h"
- #import "base/mac/scoped_nsobject.h"
- NSString* const kCorePasteboardFlavorType_url = @"CorePasteboardFlavorType 0x75726C20"; // 'url ' url
- NSString* const kCorePasteboardFlavorType_urln = @"CorePasteboardFlavorType 0x75726C6E"; // 'urln' title
- NSString* const kCorePasteboardFlavorType_urld = @"CorePasteboardFlavorType 0x75726C64"; // 'urld' URL description
- NSString* const kWebURLsWithTitlesPboardType = @"WebURLsWithTitlesPboardType"; // Safari-compatible URL + title arrays
- @interface NSPasteboard(ChimeraPasteboardURLUtilsPrivate)
- - (NSString*)cleanedStringWithPasteboardString:(NSString*)aString;
- @end
- @implementation NSPasteboard(ChimeraPasteboardURLUtilsPrivate)
- //
- // Utility method to ensure strings we're using in |containsURLData|
- // and |getURLs:andTitles| are free of internal control characters
- // and leading/trailing whitespace
- //
- - (NSString*)cleanedStringWithPasteboardString:(NSString*)aString
- {
- NSString* cleanString = [aString stringByRemovingCharactersInSet:[NSCharacterSet controlCharacterSet]];
- return [cleanString stringByTrimmingWhitespace];
- }
- @end
- @implementation NSPasteboard(ChimeraPasteboardURLUtils)
- //
- // Copy a single URL (with an optional title) to the clipboard in all relevant
- // formats. Convenience method for clients that can only ever deal with one
- // URL and shouldn't have to build up the arrays for setURLs:withTitles:.
- //
- - (void)setDataForURL:(NSString*)url title:(NSString*)title
- {
- NSArray* urlList = [NSArray arrayWithObject:url];
- NSArray* titleList = nil;
- if (title)
- titleList = [NSArray arrayWithObject:title];
-
- [self setURLs:urlList withTitles:titleList];
- }
- //
- // Copy a set of URLs, each of which may have a title, to the pasteboard
- // using all the available formats.
- // The title array should be nil, or must have the same length as the URL array.
- //
- - (void)setURLs:(NSArray*)inUrls withTitles:(NSArray*)inTitles
- {
- unsigned int urlCount = [inUrls count];
- // Best format that we know about is Safari's URL + title arrays - build these up
- if (!inTitles) {
- NSMutableArray* tmpTitleArray = [NSMutableArray arrayWithCapacity:urlCount];
- for (unsigned int i = 0; i < urlCount; ++i)
- [tmpTitleArray addObject:[inUrls objectAtIndex:i]];
- inTitles = tmpTitleArray;
- }
- NSMutableArray* filePaths = [NSMutableArray array];
- for (unsigned int i = 0; i < urlCount; ++i) {
- NSURL* url = [NSURL URLWithString:[inUrls objectAtIndex:i]];
- if ([url isFileURL] && [[NSFileManager defaultManager] fileExistsAtPath:[url path]])
- [filePaths addObject:[url path]];
- }
- if ([filePaths count] > 0) {
- [self addTypes:[NSArray arrayWithObject:NSFilenamesPboardType] owner:nil];
- [self setPropertyList:filePaths forType:NSFilenamesPboardType];
- }
- NSMutableArray* clipboardData = [NSMutableArray array];
- [clipboardData addObject:[NSArray arrayWithArray:inUrls]];
- [clipboardData addObject:inTitles];
- [self setPropertyList:clipboardData forType:kWebURLsWithTitlesPboardType];
- if (urlCount == 1) {
- NSString* url = [inUrls objectAtIndex:0];
- NSString* title = [inTitles objectAtIndex:0];
- [[NSURL URLWithString:url] writeToPasteboard:self];
- [self setString:url forType:NSStringPboardType];
- const char* tempCString = [url UTF8String];
- [self setData:[NSData dataWithBytes:tempCString length:strlen(tempCString)] forType:kCorePasteboardFlavorType_url];
- if (inTitles)
- tempCString = [title UTF8String];
- [self setData:[NSData dataWithBytes:tempCString length:strlen(tempCString)] forType:kCorePasteboardFlavorType_urln];
- }
- else if (urlCount > 1)
- {
- // With multiple URLs there aren't many other formats we can use
- // Just write a string of each URL (ignoring titles) on a separate line
- [self setString:[inUrls componentsJoinedByString:@"\n"] forType:NSStringPboardType];
- // but we have to put something in the carbon style flavors, otherwise apps will think
- // there is data there, but get nothing
- NSString* firstURL = [inUrls objectAtIndex:0];
- NSString* firstTitle = [inTitles objectAtIndex:0];
- const char* tempCString = [firstURL UTF8String];
- [self setData:[NSData dataWithBytes:tempCString length:strlen(tempCString)] forType:kCorePasteboardFlavorType_url];
- tempCString = [firstTitle UTF8String]; // not i18n friendly
- [self setData:[NSData dataWithBytes:tempCString length:strlen(tempCString)] forType:kCorePasteboardFlavorType_urln];
- }
- }
- // Get the set of URLs and their corresponding titles from the pasteboard.
- // If there are no URLs in a format we understand on the pasteboard empty
- // arrays will be returned. The two arrays will always be the same size.
- // The arrays returned are on the auto release pool. If |convertFilenames|
- // is YES, then the function will attempt to convert filenames in the drag
- // to file URLs.
- - (void) getURLs:(NSArray**)outUrls
- andTitles:(NSArray**)outTitles
- convertingFilenames:(BOOL)convertFilenames
- convertingTextToURL:(BOOL)convertTextToURL
- {
- // -types returns an ivar that might be invalidated by further manipulation of
- // NSPasteboard; retain it. https://crbug.com/1016740#c21
- base::scoped_nsobject<NSArray> types([[self types] retain]);
- NSURL* urlFromNSURL = nil; // Used below in getting an URL from the NSURLPboardType.
- if ([types containsObject:kWebURLsWithTitlesPboardType]) {
- NSArray* urlAndTitleContainer = [self propertyListForType:kWebURLsWithTitlesPboardType];
- if ([urlAndTitleContainer count] >= 2) {
- *outUrls = [urlAndTitleContainer objectAtIndex:0];
- *outTitles = [urlAndTitleContainer objectAtIndex:1];
- return;
- }
- }
- if ([types containsObject:NSFilenamesPboardType]) {
- NSArray *files = [self propertyListForType:NSFilenamesPboardType];
- *outUrls = [NSMutableArray arrayWithCapacity:[files count]];
- *outTitles = [NSMutableArray arrayWithCapacity:[files count]];
- for ( unsigned int i = 0; i < [files count]; ++i ) {
- NSString *file = [files objectAtIndex:i];
- NSString *ext = [[file pathExtension] lowercaseString];
- NSString *urlString = nil;
- NSString *title = @"";
- OSType fileType = NSHFSTypeCodeFromFileType(NSHFSTypeOfFile(file));
-
- // Check whether the file is a .webloc, a .ftploc, a .url, or some other kind of file.
- if ([ext isEqualToString:@"webloc"] || [ext isEqualToString:@"ftploc"] || fileType == 'ilht' || fileType == 'ilft') {
- NSURL* urlFromInetloc = [NSURL URLFromInetloc:file];
- if (urlFromInetloc) {
- urlString = [urlFromInetloc absoluteString];
- title = [[file lastPathComponent] stringByDeletingPathExtension];
- }
- } else if ([ext isEqualToString:@"url"] || fileType == 'LINK') {
- NSURL* urlFromIEURLFile = [NSURL URLFromIEURLFile:file];
- if (urlFromIEURLFile) {
- urlString = [urlFromIEURLFile absoluteString];
- title = [[file lastPathComponent] stringByDeletingPathExtension];
- }
- }
-
- if (!urlString) {
- if (!convertFilenames) {
- continue;
- }
- // Use the filename if not a .webloc or .url file, or if either of the
- // functions returns nil.
- urlString = [[NSURL fileURLWithPath:file] absoluteString];
- title = [file lastPathComponent];
- }
- [(NSMutableArray*) *outUrls addObject:urlString];
- [(NSMutableArray*) *outTitles addObject:title];
- }
- } else if ([types containsObject:NSURLPboardType] && (urlFromNSURL = [NSURL URLFromPasteboard:self])) {
- *outUrls = [NSArray arrayWithObject:[urlFromNSURL absoluteString]];
- NSString* title = nil;
- if ([types containsObject:kCorePasteboardFlavorType_urld])
- title = [self stringForType:kCorePasteboardFlavorType_urld];
- if (!title && [types containsObject:kCorePasteboardFlavorType_urln])
- title = [self stringForType:kCorePasteboardFlavorType_urln];
- if (!title && [types containsObject:NSStringPboardType])
- title = [self stringForType:NSStringPboardType];
- *outTitles = [NSArray arrayWithObject:(title ? title : @"")];
- } else if (convertTextToURL && [types containsObject:NSStringPboardType]) {
- NSString* potentialURLString = [self cleanedStringWithPasteboardString:[self stringForType:NSStringPboardType]];
- if ([potentialURLString isValidURI]) {
- *outUrls = [NSArray arrayWithObject:potentialURLString];
- NSString* title = nil;
- if ([types containsObject:kCorePasteboardFlavorType_urld])
- title = [self stringForType:kCorePasteboardFlavorType_urld];
- if (!title && [types containsObject:kCorePasteboardFlavorType_urln])
- title = [self stringForType:kCorePasteboardFlavorType_urln];
- *outTitles = [NSArray arrayWithObject:(title ? title : @"")];
- } else {
- // The string doesn't look like a URL - return empty arrays
- *outUrls = [NSArray array];
- *outTitles = [NSArray array];
- }
- } else {
- // We don't recognise any of these formats - return empty arrays
- *outUrls = [NSArray array];
- *outTitles = [NSArray array];
- }
- }
- //
- // Indicates if this pasteboard contains URL data that we understand
- // Deals with all our URL formats. Only strings that are valid URLs count.
- // If this returns YES it is safe to use getURLs:andTitles: to retrieve the data.
- //
- // NB: Does not consider our internal bookmark list format, because callers
- // usually need to deal with this separately because it can include folders etc.
- //
- - (BOOL) containsURLDataConvertingTextToURL:(BOOL)convertTextToURL
- {
- NSArray* types = [self types];
- if ([types containsObject:kWebURLsWithTitlesPboardType] ||
- [types containsObject:NSURLPboardType] ||
- [types containsObject:NSFilenamesPboardType])
- return YES;
-
- if (convertTextToURL && [types containsObject:NSStringPboardType]) {
- // Trim whitespace off the ends and newlines out of the middle so we don't reject otherwise-valid URLs;
- // we'll do another cleaning when we set the URLs and titles later, so this is safe.
- NSString* potentialURLString = [self cleanedStringWithPasteboardString:[self stringForType:NSStringPboardType]];
- return [potentialURLString isValidURI];
- }
-
- return NO;
- }
- @end
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