/* * Copyright (C) 2007, 2011 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. * 3. Neither the name of Apple Inc. ("Apple") nor the names of * its contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "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 OR ITS 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 "FileSystem.h" #import "WebCoreNSURLExtras.h" #import "WebCoreSystemInterface.h" #import <Foundation/FoundationErrors.h> #import <Foundation/NSFileManager.h> #import <wtf/RetainPtr.h> #import <wtf/text/CString.h> #import <wtf/text/WTFString.h> @interface WebFileManagerDelegate : NSObject <NSFileManagerDelegate> @end @implementation WebFileManagerDelegate - (BOOL)fileManager:(NSFileManager *)fileManager shouldProceedAfterError:(NSError *)error movingItemAtURL:(NSURL *)srcURL toURL:(NSURL *)dstURL { UNUSED_PARAM(fileManager); UNUSED_PARAM(srcURL); UNUSED_PARAM(dstURL); return error.code == NSFileWriteFileExistsError; } @end namespace WebCore { String homeDirectoryPath() { return NSHomeDirectory(); } String openTemporaryFile(const String& prefix, PlatformFileHandle& platformFileHandle) { platformFileHandle = invalidPlatformFileHandle; Vector<char> temporaryFilePath(PATH_MAX); if (!confstr(_CS_DARWIN_USER_TEMP_DIR, temporaryFilePath.data(), temporaryFilePath.size())) return String(); // Shrink the vector. temporaryFilePath.shrink(strlen(temporaryFilePath.data())); // FIXME: Change to a runtime assertion that the path ends with a slash once <rdar://problem/23579077> is // fixed in all iOS Simulator versions that we use. if (temporaryFilePath.last() != '/') temporaryFilePath.append('/'); // Append the file name. CString prefixUtf8 = prefix.utf8(); temporaryFilePath.append(prefixUtf8.data(), prefixUtf8.length()); temporaryFilePath.append("XXXXXX", 6); temporaryFilePath.append('\0'); platformFileHandle = mkstemp(temporaryFilePath.data()); if (platformFileHandle == invalidPlatformFileHandle) return String(); return String::fromUTF8(temporaryFilePath.data()); } bool moveFile(const String& oldPath, const String& newPath) { // Overwrite existing files. auto manager = adoptNS([[NSFileManager alloc] init]); auto delegate = adoptNS([[WebFileManagerDelegate alloc] init]); [manager setDelegate:delegate.get()]; return [manager moveItemAtURL:[NSURL fileURLWithPath:oldPath] toURL:[NSURL fileURLWithPath:newPath] error:nil]; } bool getVolumeFreeSpace(const String& path, uint64_t& freeSpace) { NSDictionary *fileSystemAttributesDictionary = [[NSFileManager defaultManager] attributesOfFileSystemForPath:(NSString *)path error:NULL]; if (!fileSystemAttributesDictionary) return false; freeSpace = [[fileSystemAttributesDictionary objectForKey:NSFileSystemFreeSize] unsignedLongLongValue]; return true; } #if !PLATFORM(IOS) bool deleteEmptyDirectory(const String& path) { auto fileManager = adoptNS([[NSFileManager alloc] init]); if (NSArray *directoryContents = [fileManager contentsOfDirectoryAtPath:path error:nullptr]) { // Explicitly look for and delete .DS_Store files. if (directoryContents.count == 1 && [directoryContents.firstObject isEqualToString:@".DS_Store"]) [fileManager removeItemAtPath:[path stringByAppendingPathComponent:directoryContents.firstObject] error:nullptr]; } // rmdir(...) returns 0 on successful deletion of the path and non-zero in any other case (including invalid permissions or non-existent file) return !rmdir(fileSystemRepresentation(path).data()); } void setMetadataURL(String& URLString, const String& referrer, const String& path) { NSURL *URL = URLWithUserTypedString(URLString, nil); if (URL) URLString = userVisibleString(URLByRemovingUserInfo(URL)); // Call WKSetMetadataURL on a background queue because it can take some time. NSString *URLStringCopy = URLString; NSString *referrerCopy = referrer; NSString *pathCopy = path; dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{ wkSetMetadataURL(URLStringCopy, referrerCopy, [NSString stringWithUTF8String:[pathCopy fileSystemRepresentation]]); }); } bool canExcludeFromBackup() { return true; } bool excludeFromBackup(const String& path) { // It is critical to pass FALSE for excludeByPath because excluding by path requires root privileges. CSBackupSetItemExcluded(pathAsURL(path).get(), TRUE, FALSE); return true; } #endif } // namespace WebCore