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// PithosUtilities.m |
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// pithos-macos |
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// |
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// Copyright 2011-2012 GRNET S.A. All rights reserved. |
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// |
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// Redistribution and use in source and binary forms, with or |
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// without modification, are permitted provided that the following |
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// conditions are met: |
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// |
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// 1. Redistributions of source code must retain the above |
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// copyright notice, this list of conditions and the following |
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// disclaimer. |
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// |
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// 2. Redistributions in binary form must reproduce the above |
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// copyright notice, this list of conditions and the following |
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// disclaimer in the documentation and/or other materials |
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// provided with the distribution. |
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// |
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// THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS |
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// OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR |
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// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
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// USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
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// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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// POSSIBILITY OF SUCH DAMAGE. |
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// |
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// The views and conclusions contained in the software and |
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// documentation are those of the authors and should not be |
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// interpreted as representing official policies, either expressed |
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// or implied, of GRNET S.A. |
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|
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#import "PithosUtilities.h" |
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#import "ASINetworkQueue.h" |
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#import "ASIPithos.h" |
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#import "ASIPithosContainerRequest.h" |
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#import "ASIPithosObjectRequest.h" |
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#import "ASIPithosObject.h" |
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#import "HashMapHash.h" |
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|
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@implementation PithosUtilities |
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|
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#pragma mark - |
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#pragma mark Download |
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|
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+ (ASIPithosObjectRequest *)objectDataRequestWithPithos:(ASIPithos *)pithos |
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containerName:(NSString *)containerName |
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objectName:(NSString *)objectName |
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version:(NSString *)version |
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toDirectory:(NSString *)directoryPath |
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withNewFileName:(NSString *)newFileName |
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checkIfExists:(BOOL)ifExists |
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sharingAccount:(NSString *)sharingAccount { |
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NSString *fileName; |
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if (newFileName) { |
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fileName = [NSString stringWithString:newFileName]; |
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} else { |
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fileName = [objectName lastPathComponent]; |
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if ([objectName hasSuffix:@"/"]) |
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fileName = [fileName stringByAppendingString:@"/"]; |
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} |
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fileName = [fileName stringByReplacingOccurrencesOfString:@"/" withString:@":"]; |
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|
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NSFileManager *fileManager = [NSFileManager defaultManager]; |
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|
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NSString *destinationPath = [directoryPath stringByAppendingPathComponent:fileName]; |
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if (ifExists && [fileManager fileExistsAtPath:destinationPath]) { |
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NSAlert *alert = [[[NSAlert alloc] init] autorelease]; |
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[alert setMessageText:@"File Exists"]; |
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[alert setInformativeText:[NSString stringWithFormat:@"A file or directory named '%@' already exists, do you want to replace it?", fileName]]; |
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[alert addButtonWithTitle:@"OK"]; |
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[alert addButtonWithTitle:@"Cancel"]; |
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NSInteger choice = [alert runModal]; |
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if (choice == NSAlertSecondButtonReturn) |
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return nil; |
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} |
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|
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BOOL directoryIsDirectory; |
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BOOL directoryExists = [fileManager fileExistsAtPath:directoryPath isDirectory:&directoryIsDirectory]; |
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NSError *error = nil; |
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if (!directoryExists) { |
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[fileManager createDirectoryAtPath:directoryPath withIntermediateDirectories:YES attributes:nil error:&error]; |
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} else if (!directoryIsDirectory) { |
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[fileManager removeItemAtPath:directoryPath error:&error]; |
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} |
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if (error) { |
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NSLog(@"Cannot remove existing file '%@': %@", fileName, error); |
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NSAlert *alert = [[[NSAlert alloc] init] autorelease]; |
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[alert setMessageText:@"Removal Error"]; |
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[alert setInformativeText:[NSString stringWithFormat:@"Cannot remove existing file '%@': %@", fileName, error]]; |
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[alert addButtonWithTitle:@"OK"]; |
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[alert runModal]; |
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return nil; |
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} |
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|
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ASIPithosObjectRequest *objectRequest = [ASIPithosObjectRequest objectDataRequestWithPithos:pithos |
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containerName:containerName |
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objectName:objectName |
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version:version]; |
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if (sharingAccount) |
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[objectRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
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objectRequest.downloadDestinationPath = destinationPath; |
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objectRequest.allowResumeForFileDownloads = YES; |
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objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
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fileName, @"fileName", |
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destinationPath, @"filePath", |
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nil]; |
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return objectRequest; |
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} |
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|
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+ (NSArray *)objectDataRequestsForSubdirWithPithos:(ASIPithos *)pithos |
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containerName:(NSString *)containerName |
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objectName:(NSString *)objectName |
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toDirectory:(NSString *)directoryPath |
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checkIfExists:(BOOL)ifExists |
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sharingAccount:(NSString *)sharingAccount { |
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NSString *subdirName = [objectName lastPathComponent]; |
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NSString *destinationPath = [directoryPath stringByAppendingPathComponent:subdirName]; |
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if (ifExists && [[NSFileManager defaultManager] fileExistsAtPath:destinationPath]) { |
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NSAlert *alert = [[[NSAlert alloc] init] autorelease]; |
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[alert setMessageText:@"File exists"]; |
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[alert setInformativeText:[NSString stringWithFormat:@"A file or directory named '%@' already exists, do you want to replace it?", subdirName]]; |
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[alert addButtonWithTitle:@"OK"]; |
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[alert addButtonWithTitle:@"Cancel"]; |
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NSInteger choice = [alert runModal]; |
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if (choice == NSAlertSecondButtonReturn) |
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return nil; |
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} |
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|
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NSArray *objects = [self objectsForSubdirWithPithos:pithos containerName:containerName objectName:objectName |
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delimiter:nil sharingAccount:sharingAccount]; |
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if (objects == nil) |
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return nil; |
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|
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NSFileManager *fileManager = [NSFileManager defaultManager]; |
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NSMutableArray *objectRequests = [NSMutableArray arrayWithCapacity:[objects count]]; |
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NSUInteger subdirPrefixLength = [objectName length]; |
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|
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NSError *error = nil; |
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[fileManager createDirectoryAtPath:[directoryPath stringByAppendingPathComponent:subdirName] withIntermediateDirectories:YES attributes:nil error:&error]; |
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if (error) { |
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NSLog(@"Cannot create directory at '%@': %@", directoryPath, error); |
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NSAlert *alert = [[[NSAlert alloc] init] autorelease]; |
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[alert setMessageText:@"Create Directory Error"]; |
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[alert setInformativeText:[NSString stringWithFormat:@"Cannot create directory at '%@': %@", |
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directoryPath, error]]; |
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[alert addButtonWithTitle:@"OK"]; |
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[alert runModal]; |
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} |
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|
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for (ASIPithosObject *object in objects) { |
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if ([PithosUtilities isContentTypeDirectory:object.contentType]) { |
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NSString *subdirDirectoryPath = [directoryPath stringByAppendingPathComponent:subdirName]; |
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subdirDirectoryPath = [subdirDirectoryPath stringByAppendingPathComponent:[object.name substringFromIndex:subdirPrefixLength]]; |
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|
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BOOL directoryIsDirectory; |
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BOOL directoryExists = [fileManager fileExistsAtPath:subdirDirectoryPath isDirectory:&directoryIsDirectory]; |
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NSError *error = nil; |
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if (!directoryExists) { |
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[fileManager createDirectoryAtPath:subdirDirectoryPath withIntermediateDirectories:YES attributes:nil error:&error]; |
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if (error) { |
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NSLog(@"Cannot create directory at '%@': %@", subdirDirectoryPath, error); |
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NSAlert *alert = [[[NSAlert alloc] init] autorelease]; |
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[alert setMessageText:@"Create Directory Error"]; |
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[alert setInformativeText:[NSString stringWithFormat:@"Cannot create directory at '%@': %@", |
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subdirDirectoryPath, error]]; |
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[alert addButtonWithTitle:@"OK"]; |
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[alert runModal]; |
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} |
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} else if (!directoryIsDirectory) { |
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[fileManager removeItemAtPath:subdirDirectoryPath error:&error]; |
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if (error) { |
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NSLog(@"Cannot remove existing file at '%@': %@", subdirDirectoryPath, error); |
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NSAlert *alert = [[[NSAlert alloc] init] autorelease]; |
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[alert setMessageText:@"Remove File Error"]; |
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[alert setInformativeText:[NSString stringWithFormat:@"Cannot remove existing file at '%@': %@", |
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subdirDirectoryPath, error]]; |
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[alert addButtonWithTitle:@"OK"]; |
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[alert runModal]; |
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} |
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} |
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} else { |
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NSString *fileName = [object.name lastPathComponent]; |
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if([object.name hasSuffix:@"/"]) |
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fileName = [fileName stringByAppendingString:@"/"]; |
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|
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NSString *objectDirectoryPath = [directoryPath stringByAppendingPathComponent:subdirName]; |
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objectDirectoryPath = [objectDirectoryPath stringByAppendingPathComponent:[object.name substringWithRange:NSMakeRange(subdirPrefixLength, [object.name length] - subdirPrefixLength - [fileName length])]]; |
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|
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ASIPithosObjectRequest *objectRequest = [self objectDataRequestWithPithos:pithos |
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containerName:containerName |
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objectName:object.name |
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version:nil |
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toDirectory:objectDirectoryPath |
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withNewFileName:nil |
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checkIfExists:NO |
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sharingAccount:sharingAccount]; |
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[(NSMutableDictionary *)objectRequest.userInfo setObject:[NSNumber numberWithUnsignedInteger:object.bytes] forKey:@"bytes"]; |
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[objectRequests addObject:objectRequest]; |
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} |
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} |
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|
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return objectRequests; |
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} |
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|
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#pragma mark - |
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#pragma mark Download Block |
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|
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+ (ASIPithosObjectRequest *)objectBlockDataRequestWithPithos:(ASIPithos *)pithos |
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containerName:(NSString *)containerName |
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object:(ASIPithosObject *)object |
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blockIndex:(NSUInteger)blockIndex |
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blockSize:(NSUInteger)blockSize { |
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NSUInteger rangeStart = blockIndex * blockSize; |
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NSUInteger rangeEnd = (rangeStart + blockSize <= object.bytes) ? (rangeStart + blockSize - 1) : (object.bytes - 1); |
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ASIPithosObjectRequest *objectRequest = [ASIPithosObjectRequest objectDataRequestWithPithos:pithos |
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containerName:containerName |
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objectName:object.name |
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version:nil |
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range:[NSString stringWithFormat:@"bytes=%lu-%lu", rangeStart, rangeEnd] |
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ifMatch:object.hash]; |
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return objectRequest; |
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} |
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|
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+ (NSIndexSet *)missingBlocksForFile:(NSString *)filePath |
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blockSize:(NSUInteger)blockSize |
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blockHash:(NSString *)blockHash |
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withHashes:(NSArray *)hashes { |
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NSArray *fileHashes = [HashMapHash objectHashMapStrings:filePath withBlockHash:blockHash andBlockSize:blockSize]; |
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return [hashes indexesOfObjectsPassingTest:^(id obj, NSUInteger idx, BOOL *stop) { |
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if ((idx >= [fileHashes count]) || ![(NSString *)obj isEqualToString:[fileHashes objectAtIndex:idx]]) |
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return YES; |
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return NO; |
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}]; |
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} |
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|
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#pragma mark - |
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#pragma mark Upload |
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|
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+ (ASIPithosObjectRequest *)writeObjectDataRequestWithPithos:(ASIPithos *)pithos |
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containerName:(NSString *)containerName |
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objectName:(NSString *)objectName |
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contentType:(NSString *)contentType |
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blockSize:(NSUInteger)blockSize |
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blockHash:(NSString *)blockHash |
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forFile:(NSString *)filePath |
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checkIfExists:(BOOL)ifExists |
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hashes:(NSArray **)hashes |
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sharingAccount:(NSString *)sharingAccount { |
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if (ifExists && ![self proceedIfObjectExistsAtPithos:pithos containerName:containerName objectName:objectName |
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sharingAccount:(NSString *)sharingAccount]) |
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return nil; |
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|
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if (*hashes == nil) |
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*hashes = [HashMapHash objectHashMapStrings:filePath withBlockHash:blockHash andBlockSize:blockSize]; |
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if (*hashes == nil) |
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return nil; |
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NSString *fileName = [filePath lastPathComponent]; |
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if ([filePath hasSuffix:@"/"]) |
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fileName = [fileName stringByAppendingString:@"/"]; |
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NSUInteger bytes = [self bytesOfFile:filePath]; |
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ASIPithosObjectRequest *objectRequest = [ASIPithosObjectRequest writeObjectDataRequestWithPithos:pithos |
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containerName:containerName |
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objectName:objectName |
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contentType:contentType |
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contentEncoding:nil |
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contentDisposition:nil |
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manifest:nil |
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sharing:nil |
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isPublic:ASIPithosObjectRequestPublicIgnore |
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metadata:nil |
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blockSize:blockSize |
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blockHash:blockHash |
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hashes:*hashes |
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bytes:bytes]; |
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if (sharingAccount) |
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[objectRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
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objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
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fileName, @"fileName", |
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[NSNumber numberWithUnsignedInteger:bytes], @"bytes", |
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nil]; |
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return objectRequest; |
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} |
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|
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+ (NSIndexSet *)missingBlocksForHashes:(NSArray *)hashes withMissingHashes:(NSArray *)missingHashes { |
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NSMutableIndexSet *missingBlocks = [NSMutableIndexSet indexSet]; |
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for (NSString *missingHash in missingHashes) { |
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if (![missingHash length]) |
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break; |
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NSUInteger missingBlock = [hashes indexOfObject:missingHash]; |
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if (missingBlock != NSNotFound) |
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[missingBlocks addIndex:missingBlock]; |
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} |
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return missingBlocks; |
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} |
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|
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+ (ASIPithosContainerRequest *)updateContainerDataRequestWithPithos:(ASIPithos *)pithos |
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containerName:(NSString *)containerName |
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blockSize:(NSUInteger)blockSize |
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forFile:(NSString *)filePath |
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hashes:(NSArray *)hashes |
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missingHashes:(NSArray *)missingHashes |
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sharingAccount:(NSString *)sharingAccount { |
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NSIndexSet *missingBlocks = [self missingBlocksForHashes:hashes withMissingHashes:missingHashes]; |
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|
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NSFileManager *fileManager = [NSFileManager defaultManager]; |
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NSFileHandle *fileHandle = [NSFileHandle fileHandleForReadingAtPath:filePath]; |
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|
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// http://cocoawithlove.com/2009/07/temporary-files-and-folders-in-cocoa.html |
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NSString *tempFileTemplate = NSTemporaryDirectory(); |
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if (tempFileTemplate == nil) |
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tempFileTemplate = @"/tmp"; |
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tempFileTemplate = [tempFileTemplate stringByAppendingPathComponent:@"pithos-macos.XXXXXX"]; |
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const char *tempFileTemplateCString = [tempFileTemplate fileSystemRepresentation]; |
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char *tempFileNameCString = (char *)malloc(strlen(tempFileTemplateCString) + 1); |
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strcpy(tempFileNameCString, tempFileTemplateCString); |
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int fileDescriptor = mkstemp(tempFileNameCString); |
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NSString *tempFilePath = [fileManager stringWithFileSystemRepresentation:tempFileNameCString length:strlen(tempFileNameCString)]; |
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if (fileDescriptor == -1) { |
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NSAlert *alert = [[[NSAlert alloc] init] autorelease]; |
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[alert setMessageText:@"Create Temporary File Error"]; |
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[alert setInformativeText:[NSString stringWithFormat:@"Cannot create temporary file at '%@'", tempFilePath]]; |
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[alert addButtonWithTitle:@"OK"]; |
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[alert runModal]; |
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return nil; |
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} |
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free(tempFileNameCString); |
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NSFileHandle *tempFileHandle = [[NSFileHandle alloc] initWithFileDescriptor:fileDescriptor closeOnDealloc:YES]; |
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|
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[missingBlocks enumerateIndexesUsingBlock:^(NSUInteger idx, BOOL *stop){ |
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[fileHandle seekToFileOffset:(idx*blockSize)]; |
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[tempFileHandle writeData:[fileHandle readDataOfLength:blockSize]]; |
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}]; |
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[tempFileHandle closeFile]; |
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[fileHandle closeFile]; |
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|
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ASIPithosContainerRequest *containerRequest = [ASIPithosContainerRequest updateContainerDataRequestWithPithos:pithos |
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containerName:containerName |
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policy:nil |
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metadata:nil |
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update:YES |
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file:tempFilePath]; |
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if (sharingAccount) |
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[containerRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
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return containerRequest; |
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} |
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|
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+ (ASIPithosContainerRequest *)updateContainerDataRequestWithPithos:(ASIPithos *)pithos |
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containerName:(NSString *)containerName |
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blockSize:(NSUInteger)blockSize |
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forFile:(NSString *)filePath |
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missingBlockIndex:(NSUInteger)missingBlockIndex |
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sharingAccount:(NSString *)sharingAccount { |
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NSFileHandle *fileHandle = [NSFileHandle fileHandleForReadingAtPath:filePath]; |
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[fileHandle seekToFileOffset:(missingBlockIndex *blockSize)]; |
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NSData *blockData = [fileHandle readDataOfLength:blockSize]; |
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[fileHandle closeFile]; |
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ASIPithosContainerRequest *containerRequest = [ASIPithosContainerRequest updateContainerDataRequestWithPithos:pithos |
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containerName:containerName |
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policy:nil |
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metadata:nil |
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update:YES |
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data:blockData]; |
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if (sharingAccount) |
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[containerRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
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return containerRequest; |
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} |
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|
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+ (NSArray *)writeObjectDataRequestsWithPithos:(ASIPithos *)pithos |
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containerName:(NSString *)containerName |
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objectName:(NSString *)objectName |
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blockSize:(NSUInteger)blockSize |
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blockHash:(NSString *)blockHash |
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forDirectory:(NSString *)directoryPath |
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checkIfExists:(BOOL)ifExists |
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objectNames:(NSMutableArray **)objectNames |
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contentTypes:(NSMutableArray **)contentTypes |
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filePaths:(NSMutableArray **)filePaths |
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hashesArrays:(NSMutableArray **)hashesArrays |
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directoryObjectRequests:(NSMutableArray **) directoryObjectRequests |
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sharingAccount:(NSString *)sharingAccount { |
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if (ifExists && ![self proceedIfObjectExistsAtPithos:pithos containerName:containerName objectName:objectName |
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sharingAccount:sharingAccount]) |
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return nil; |
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|
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NSFileManager *fileManager = [NSFileManager defaultManager]; |
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NSError *error = nil; |
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NSArray *subPaths = [fileManager subpathsOfDirectoryAtPath:directoryPath error:&error]; |
394 |
if (error) { |
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NSAlert *alert = [[[NSAlert alloc] init] autorelease]; |
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[alert setMessageText:@"Directory Read Error"]; |
397 |
[alert setInformativeText:[NSString stringWithFormat:@"Cannot read contents of directory '%@': %@", |
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[directoryPath lastPathComponent], error]]; |
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[alert addButtonWithTitle:@"OK"]; |
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[alert runModal]; |
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return nil; |
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} |
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|
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*directoryObjectRequests = [NSMutableArray arrayWithCapacity:[subPaths count]]; |
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ASIPithosObjectRequest *objectRequest = [ASIPithosObjectRequest writeObjectDataRequestWithPithos:pithos |
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containerName:containerName |
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objectName:objectName |
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eTag:nil |
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contentType:@"application/directory" |
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contentEncoding:nil |
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contentDisposition:nil |
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manifest:nil |
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sharing:nil |
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isPublic:ASIPithosObjectRequestPublicIgnore |
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metadata:nil |
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data:[NSData data]]; |
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if (sharingAccount) |
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[objectRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
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objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
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[directoryPath lastPathComponent], @"fileName", |
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nil]; |
422 |
[*directoryObjectRequests addObject:objectRequest]; |
423 |
|
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NSMutableArray *objectRequests = [NSMutableArray arrayWithCapacity:[subPaths count]]; |
425 |
*objectNames = [NSMutableArray arrayWithCapacity:[subPaths count]]; |
426 |
*contentTypes = [NSMutableArray arrayWithCapacity:[subPaths count]]; |
427 |
*filePaths = [NSMutableArray arrayWithCapacity:[subPaths count]]; |
428 |
*hashesArrays = [NSMutableArray arrayWithCapacity:[subPaths count]]; |
429 |
BOOL isDirectory; |
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NSString *subObjectName; |
431 |
NSArray *hashes; |
432 |
NSUInteger bytes; |
433 |
NSString *contentType; |
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NSString *filePath; |
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NSString *fileName; |
436 |
for (NSString *objectNameSuffix in subPaths) { |
437 |
filePath = [directoryPath stringByAppendingPathComponent:objectNameSuffix]; |
438 |
if ([fileManager fileExistsAtPath:filePath isDirectory:&isDirectory]) { |
439 |
if (!isDirectory) { |
440 |
hashes = [HashMapHash objectHashMapStrings:filePath withBlockHash:blockHash andBlockSize:blockSize]; |
441 |
if (hashes) { |
442 |
subObjectName = [objectName stringByAppendingPathComponent:objectNameSuffix]; |
443 |
fileName = [filePath lastPathComponent]; |
444 |
if ([filePath hasSuffix:@"/"]) |
445 |
fileName = [fileName stringByAppendingString:@"/"]; |
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bytes = [self bytesOfFile:filePath]; |
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error = nil; |
448 |
contentType = [self contentTypeOfFile:filePath error:&error]; |
449 |
if (contentType == nil) |
450 |
contentType = @"application/octet-stream"; |
451 |
if (error) |
452 |
NSLog(@"contentType detection error: %@", error); |
453 |
objectRequest = [ASIPithosObjectRequest writeObjectDataRequestWithPithos:pithos |
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containerName:containerName |
455 |
objectName:subObjectName |
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contentType:contentType |
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contentEncoding:nil |
458 |
contentDisposition:nil |
459 |
manifest:nil |
460 |
sharing:nil |
461 |
isPublic:ASIPithosObjectRequestPublicIgnore |
462 |
metadata:nil |
463 |
blockSize:blockSize |
464 |
blockHash:blockHash |
465 |
hashes:hashes |
466 |
bytes:bytes]; |
467 |
if (sharingAccount) |
468 |
[objectRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
469 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
470 |
fileName, @"fileName", |
471 |
[NSNumber numberWithUnsignedInteger:bytes], @"bytes", |
472 |
nil]; |
473 |
[objectRequests addObject:objectRequest]; |
474 |
[*objectNames addObject:subObjectName]; |
475 |
[*contentTypes addObject:contentType]; |
476 |
[*filePaths addObject:filePath]; |
477 |
[*hashesArrays addObject:hashes]; |
478 |
} |
479 |
|
480 |
} else { |
481 |
subObjectName = [objectName stringByAppendingPathComponent:objectNameSuffix]; |
482 |
fileName = [filePath lastPathComponent]; |
483 |
objectRequest = [ASIPithosObjectRequest writeObjectDataRequestWithPithos:pithos |
484 |
containerName:containerName |
485 |
objectName:subObjectName |
486 |
eTag:nil |
487 |
contentType:@"application/directory" |
488 |
contentEncoding:nil |
489 |
contentDisposition:nil |
490 |
manifest:nil |
491 |
sharing:nil |
492 |
isPublic:ASIPithosObjectRequestPublicIgnore |
493 |
metadata:nil |
494 |
data:[NSData data]]; |
495 |
if (sharingAccount) |
496 |
[objectRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
497 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
498 |
fileName, @"fileName", |
499 |
nil]; |
500 |
[*directoryObjectRequests addObject:objectRequest]; |
501 |
} |
502 |
} |
503 |
} |
504 |
|
505 |
return objectRequests; |
506 |
} |
507 |
|
508 |
#pragma mark - |
509 |
#pragma mark Delete |
510 |
|
511 |
+ (NSArray *)deleteObjectRequestsForSubdirWithPithos:(ASIPithos *)pithos |
512 |
containerName:(NSString *)containerName |
513 |
objectName:(NSString *)objectName { |
514 |
NSArray *objects = [self objectsForSubdirWithPithos:pithos containerName:containerName objectName:objectName delimiter:nil |
515 |
sharingAccount:nil]; |
516 |
if (objects == nil) |
517 |
return nil; |
518 |
|
519 |
NSMutableArray *objectRequests = [NSMutableArray arrayWithCapacity:([objects count] + 1)]; |
520 |
ASIPithosObjectRequest *objectRequest; |
521 |
if (![objectName hasSuffix:@"/"]) { |
522 |
objectRequest = [ASIPithosObjectRequest deleteObjectRequestWithPithos:pithos containerName:containerName objectName:objectName]; |
523 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
524 |
[objectName lastPathComponent], @"fileName", |
525 |
nil]; |
526 |
[objectRequests addObject:objectRequest]; |
527 |
} |
528 |
NSString *fileName; |
529 |
for (ASIPithosObject *object in objects) { |
530 |
fileName = [object.name lastPathComponent]; |
531 |
if ([object.name hasSuffix:@"/"]) |
532 |
fileName = [fileName stringByAppendingString:@"/"]; |
533 |
objectRequest = [ASIPithosObjectRequest deleteObjectRequestWithPithos:pithos containerName:containerName objectName:object.name]; |
534 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
535 |
fileName, @"fileName", |
536 |
nil]; |
537 |
[objectRequests addObject:objectRequest]; |
538 |
} |
539 |
|
540 |
if ([objectRequests count] == 0) |
541 |
return nil; |
542 |
return objectRequests; |
543 |
} |
544 |
|
545 |
#pragma mark - |
546 |
#pragma mark Copy |
547 |
|
548 |
+ (ASIPithosObjectRequest *)copyObjectRequestWithPithos:(ASIPithos *)pithos |
549 |
containerName:(NSString *)containerName |
550 |
objectName:(NSString *)objectName |
551 |
destinationContainerName:(NSString *)destinationContainerName |
552 |
destinationObjectName:(NSString *)destinationObjectName |
553 |
checkIfExists:(BOOL)ifExists |
554 |
sharingAccount:(NSString *)sharingAccount { |
555 |
if (ifExists && ![self proceedIfObjectExistsAtPithos:pithos containerName:destinationContainerName objectName:destinationObjectName |
556 |
sharingAccount:nil]) |
557 |
return nil; |
558 |
|
559 |
ASIPithosObjectRequest *objectRequest = [ASIPithosObjectRequest copyObjectDataRequestWithPithos:pithos |
560 |
containerName:containerName |
561 |
objectName:objectName |
562 |
contentType:nil |
563 |
contentEncoding:nil |
564 |
contentDisposition:nil |
565 |
manifest:nil |
566 |
sharing:nil |
567 |
isPublic:ASIPithosObjectRequestPublicIgnore |
568 |
metadata:nil |
569 |
destinationContainerName:destinationContainerName |
570 |
destinationObjectName:destinationObjectName |
571 |
destinationAccount:nil |
572 |
sourceVersion:nil]; |
573 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
574 |
containerName, @"sourceContainerName", |
575 |
objectName, @"sourceObjectName", |
576 |
destinationContainerName, @"destinationContainerName", |
577 |
destinationObjectName, @"destinationObjectName", |
578 |
nil]; |
579 |
if (sharingAccount) |
580 |
[objectRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
581 |
return objectRequest; |
582 |
} |
583 |
|
584 |
+ (NSArray *)copyObjectRequestsForSubdirWithPithos:(ASIPithos *)pithos |
585 |
containerName:(NSString *)containerName |
586 |
objectName:(NSString *)objectName |
587 |
destinationContainerName:(NSString *)destinationContainerName |
588 |
destinationObjectName:(NSString *)destinationObjectName |
589 |
checkIfExists:(BOOL)ifExists |
590 |
sharingAccount:(NSString *)sharingAccount { |
591 |
if (ifExists && ![self proceedIfObjectExistsAtPithos:pithos containerName:destinationContainerName objectName:destinationObjectName |
592 |
sharingAccount:nil]) |
593 |
return nil; |
594 |
|
595 |
NSArray *objects = [self objectsForSubdirWithPithos:pithos containerName:containerName objectName:objectName |
596 |
delimiter:nil sharingAccount:sharingAccount]; |
597 |
if (objects == nil) |
598 |
return nil; |
599 |
|
600 |
NSMutableArray *objectRequests = [NSMutableArray arrayWithCapacity:([objects count] + 1)]; |
601 |
ASIPithosObjectRequest *objectRequest; |
602 |
if ([objectName isEqualToString:destinationObjectName]) { |
603 |
if (![objectName hasSuffix:@"/"]) { |
604 |
objectRequest = [ASIPithosObjectRequest copyObjectDataRequestWithPithos:pithos |
605 |
containerName:containerName |
606 |
objectName:objectName |
607 |
contentType:nil |
608 |
contentEncoding:nil |
609 |
contentDisposition:nil |
610 |
manifest:nil |
611 |
sharing:nil |
612 |
isPublic:ASIPithosObjectRequestPublicIgnore |
613 |
metadata:nil |
614 |
destinationContainerName:destinationContainerName |
615 |
destinationObjectName:objectName |
616 |
destinationAccount:nil |
617 |
sourceVersion:nil]; |
618 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
619 |
containerName, @"sourceContainerName", |
620 |
objectName, @"sourceObjectName", |
621 |
destinationContainerName, @"destinationContainerName", |
622 |
objectName, @"destinationObjectName", |
623 |
nil]; |
624 |
if (sharingAccount) |
625 |
[objectRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
626 |
[objectRequests addObject:objectRequest]; |
627 |
} |
628 |
for (ASIPithosObject *object in objects) { |
629 |
objectRequest = [ASIPithosObjectRequest copyObjectDataRequestWithPithos:pithos |
630 |
containerName:containerName |
631 |
objectName:object.name |
632 |
contentType:nil |
633 |
contentEncoding:nil |
634 |
contentDisposition:nil |
635 |
manifest:nil |
636 |
sharing:nil |
637 |
isPublic:ASIPithosObjectRequestPublicIgnore |
638 |
metadata:nil |
639 |
destinationContainerName:destinationContainerName |
640 |
destinationObjectName:object.name |
641 |
destinationAccount:nil |
642 |
sourceVersion:nil]; |
643 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
644 |
containerName, @"sourceContainerName", |
645 |
object.name, @"sourceObjectName", |
646 |
destinationContainerName, @"destinationContainerName", |
647 |
object.name, @"destinationObjectName", |
648 |
nil]; |
649 |
if (sharingAccount) |
650 |
[objectRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
651 |
[objectRequests addObject:objectRequest]; |
652 |
} |
653 |
} else { |
654 |
if (![objectName hasSuffix:@"/"]) { |
655 |
objectRequest = [ASIPithosObjectRequest copyObjectDataRequestWithPithos:pithos |
656 |
containerName:containerName |
657 |
objectName:objectName |
658 |
contentType:nil |
659 |
contentEncoding:nil |
660 |
contentDisposition:nil |
661 |
manifest:nil |
662 |
sharing:nil |
663 |
isPublic:ASIPithosObjectRequestPublicIgnore |
664 |
metadata:nil |
665 |
destinationContainerName:destinationContainerName |
666 |
destinationObjectName:destinationObjectName |
667 |
destinationAccount:nil |
668 |
sourceVersion:nil]; |
669 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
670 |
containerName, @"sourceContainerName", |
671 |
objectName, @"sourceObjectName", |
672 |
destinationContainerName, @"destinationContainerName", |
673 |
destinationObjectName, @"destinationObjectName", |
674 |
nil]; |
675 |
if (sharingAccount) |
676 |
[objectRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
677 |
[objectRequests addObject:objectRequest]; |
678 |
} |
679 |
NSRange prefixRange = NSMakeRange(0, [objectName length]); |
680 |
NSString *newObjectName; |
681 |
for (ASIPithosObject *object in objects) { |
682 |
newObjectName = [object.name stringByReplacingOccurrencesOfString:objectName |
683 |
withString:destinationObjectName |
684 |
options:NSAnchoredSearch |
685 |
range:prefixRange]; |
686 |
objectRequest = [ASIPithosObjectRequest copyObjectDataRequestWithPithos:pithos |
687 |
containerName:containerName |
688 |
objectName:object.name |
689 |
contentType:nil |
690 |
contentEncoding:nil |
691 |
contentDisposition:nil |
692 |
manifest:nil |
693 |
sharing:nil |
694 |
isPublic:ASIPithosObjectRequestPublicIgnore |
695 |
metadata:nil |
696 |
destinationContainerName:destinationContainerName |
697 |
destinationObjectName:newObjectName |
698 |
destinationAccount:nil |
699 |
sourceVersion:nil]; |
700 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
701 |
containerName, @"sourceContainerName", |
702 |
object.name, @"sourceObjectName", |
703 |
destinationContainerName, @"destinationContainerName", |
704 |
newObjectName, @"destinationObjectName", |
705 |
nil]; |
706 |
if (sharingAccount) |
707 |
[objectRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
708 |
[objectRequests addObject:objectRequest]; |
709 |
} |
710 |
} |
711 |
|
712 |
if ([objectRequests count] == 0) |
713 |
return nil; |
714 |
return objectRequests; |
715 |
} |
716 |
|
717 |
#pragma mark - |
718 |
#pragma mark Move |
719 |
|
720 |
+ (ASIPithosObjectRequest *)moveObjectRequestWithPithos:(ASIPithos *)pithos |
721 |
containerName:(NSString *)containerName |
722 |
objectName:(NSString *)objectName |
723 |
destinationContainerName:(NSString *)destinationContainerName |
724 |
destinationObjectName:(NSString *)destinationObjectName |
725 |
checkIfExists:(BOOL)ifExists { |
726 |
if (ifExists && ![self proceedIfObjectExistsAtPithos:pithos containerName:destinationContainerName objectName:destinationObjectName |
727 |
sharingAccount:nil]) |
728 |
return nil; |
729 |
|
730 |
ASIPithosObjectRequest *objectRequest = [ASIPithosObjectRequest moveObjectDataRequestWithPithos:pithos |
731 |
containerName:containerName |
732 |
objectName:objectName |
733 |
contentType:nil |
734 |
contentEncoding:nil |
735 |
contentDisposition:nil |
736 |
manifest:nil |
737 |
sharing:nil |
738 |
isPublic:ASIPithosObjectRequestPublicIgnore |
739 |
metadata:nil |
740 |
destinationContainerName:destinationContainerName |
741 |
destinationObjectName:destinationObjectName |
742 |
destinationAccount:nil]; |
743 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
744 |
containerName, @"sourceContainerName", |
745 |
objectName, @"sourceObjectName", |
746 |
destinationContainerName, @"destinationContainerName", |
747 |
destinationObjectName, @"destinationObjectName", |
748 |
nil]; |
749 |
return objectRequest; |
750 |
} |
751 |
|
752 |
+ (NSArray *)moveObjectRequestsForSubdirWithPithos:(ASIPithos *)pithos |
753 |
containerName:(NSString *)containerName |
754 |
objectName:(NSString *)objectName |
755 |
destinationContainerName:(NSString *)destinationContainerName |
756 |
destinationObjectName:(NSString *)destinationObjectName |
757 |
checkIfExists:(BOOL)ifExists { |
758 |
if (ifExists && ![self proceedIfObjectExistsAtPithos:pithos containerName:destinationContainerName objectName:destinationObjectName |
759 |
sharingAccount:nil]) |
760 |
return nil; |
761 |
|
762 |
NSArray *objects = [self objectsForSubdirWithPithos:pithos containerName:containerName objectName:objectName |
763 |
delimiter:nil sharingAccount:nil]; |
764 |
if (objects == nil) |
765 |
return nil; |
766 |
|
767 |
ASIPithosObjectRequest *objectRequest; |
768 |
NSMutableArray *objectRequests = [NSMutableArray arrayWithCapacity:([objects count] + 1)]; |
769 |
if ([objectName isEqualToString:destinationObjectName]) { |
770 |
if (![objectName hasSuffix:@"/"]) { |
771 |
objectRequest = [ASIPithosObjectRequest moveObjectDataRequestWithPithos:pithos |
772 |
containerName:containerName |
773 |
objectName:objectName |
774 |
contentType:nil |
775 |
contentEncoding:nil |
776 |
contentDisposition:nil |
777 |
manifest:nil |
778 |
sharing:nil |
779 |
isPublic:ASIPithosObjectRequestPublicIgnore |
780 |
metadata:nil |
781 |
destinationContainerName:destinationContainerName |
782 |
destinationObjectName:objectName |
783 |
destinationAccount:nil]; |
784 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
785 |
containerName, @"sourceContainerName", |
786 |
objectName, @"sourceObjectName", |
787 |
destinationContainerName, @"destinationContainerName", |
788 |
objectName, @"destinationObjectName", |
789 |
nil]; |
790 |
[objectRequests addObject:objectRequest]; |
791 |
} |
792 |
for (ASIPithosObject *object in objects) { |
793 |
objectRequest = [ASIPithosObjectRequest moveObjectDataRequestWithPithos:pithos |
794 |
containerName:containerName |
795 |
objectName:object.name |
796 |
contentType:nil |
797 |
contentEncoding:nil |
798 |
contentDisposition:nil |
799 |
manifest:nil |
800 |
sharing:nil |
801 |
isPublic:ASIPithosObjectRequestPublicIgnore |
802 |
metadata:nil |
803 |
destinationContainerName:destinationContainerName |
804 |
destinationObjectName:object.name |
805 |
destinationAccount:nil]; |
806 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
807 |
containerName, @"sourceContainerName", |
808 |
object.name, @"sourceObjectName", |
809 |
destinationContainerName, @"destinationContainerName", |
810 |
object.name, @"destinationObjectName", |
811 |
nil]; |
812 |
[objectRequests addObject:objectRequest]; |
813 |
} |
814 |
} else { |
815 |
if (![objectName hasSuffix:@"/"]) { |
816 |
objectRequest = [ASIPithosObjectRequest moveObjectDataRequestWithPithos:pithos |
817 |
containerName:containerName |
818 |
objectName:objectName |
819 |
contentType:nil |
820 |
contentEncoding:nil |
821 |
contentDisposition:nil |
822 |
manifest:nil |
823 |
sharing:nil |
824 |
isPublic:ASIPithosObjectRequestPublicIgnore |
825 |
metadata:nil |
826 |
destinationContainerName:destinationContainerName |
827 |
destinationObjectName:destinationObjectName |
828 |
destinationAccount:nil]; |
829 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
830 |
containerName, @"sourceContainerName", |
831 |
objectName, @"sourceObjectName", |
832 |
destinationContainerName, @"destinationContainerName", |
833 |
destinationObjectName, @"destinationObjectName", |
834 |
nil]; |
835 |
[objectRequests addObject:objectRequest]; |
836 |
} |
837 |
NSRange prefixRange = NSMakeRange(0, [objectName length]); |
838 |
NSString *newObjectName; |
839 |
for (ASIPithosObject *object in objects) { |
840 |
newObjectName = [object.name stringByReplacingOccurrencesOfString:objectName |
841 |
withString:destinationObjectName |
842 |
options:NSAnchoredSearch |
843 |
range:prefixRange]; |
844 |
objectRequest = [ASIPithosObjectRequest moveObjectDataRequestWithPithos:pithos |
845 |
containerName:containerName |
846 |
objectName:object.name |
847 |
contentType:nil |
848 |
contentEncoding:nil |
849 |
contentDisposition:nil |
850 |
manifest:nil |
851 |
sharing:nil |
852 |
isPublic:ASIPithosObjectRequestPublicIgnore |
853 |
metadata:nil |
854 |
destinationContainerName:destinationContainerName |
855 |
destinationObjectName:newObjectName |
856 |
destinationAccount:nil]; |
857 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
858 |
containerName, @"sourceContainerName", |
859 |
object.name, @"sourceObjectName", |
860 |
destinationContainerName, @"destinationContainerName", |
861 |
newObjectName, @"destinationObjectName", |
862 |
nil]; |
863 |
[objectRequests addObject:objectRequest]; |
864 |
} |
865 |
} |
866 |
|
867 |
if ([objectRequests count] == 0) |
868 |
return nil; |
869 |
return objectRequests; |
870 |
} |
871 |
|
872 |
#pragma mark - |
873 |
#pragma mark Helper Methods |
874 |
|
875 |
// Size of the file in bytes |
876 |
+ (NSUInteger)bytesOfFile:(NSString *)filePath { |
877 |
NSFileManager *fileManager = [NSFileManager defaultManager]; |
878 |
NSDictionary *attributes = [fileManager attributesOfItemAtPath:filePath error:nil]; |
879 |
return [[attributes objectForKey:NSFileSize] intValue]; |
880 |
} |
881 |
|
882 |
// Content type of the file or nil if it cannot be determined |
883 |
+ (NSString *)contentTypeOfFile:(NSString *)filePath error:(NSError **)error { |
884 |
NSURLResponse *response = nil; |
885 |
[NSURLConnection sendSynchronousRequest:[NSURLRequest requestWithURL:[NSURL fileURLWithPath:filePath] |
886 |
cachePolicy:NSURLCacheStorageNotAllowed |
887 |
timeoutInterval:.1] |
888 |
returningResponse:&response |
889 |
error:error]; |
890 |
return [response MIMEType]; |
891 |
} |
892 |
|
893 |
// Creates a directory if it doesn't exist and returns if successful |
894 |
+ (BOOL)safeCreateDirectory:(NSString *)directoryPath error:(NSError **)error { |
895 |
NSFileManager *fileManager = [NSFileManager defaultManager]; |
896 |
BOOL isDirectory; |
897 |
BOOL fileExists = [fileManager fileExistsAtPath:directoryPath isDirectory:&isDirectory]; |
898 |
if (fileExists) |
899 |
return isDirectory; |
900 |
if (![fileManager createDirectoryAtPath:directoryPath withIntermediateDirectories:YES attributes:nil error:error] || *error) |
901 |
return NO; |
902 |
return YES; |
903 |
} |
904 |
|
905 |
// Returns if an object is a directory based on its content type |
906 |
+ (BOOL)isContentTypeDirectory:(NSString *)contentType { |
907 |
return ([contentType isEqualToString:@"application/directory"] || |
908 |
[contentType hasPrefix:@"application/directory;"] || |
909 |
[contentType isEqualToString:@"application/folder"] || |
910 |
[contentType hasPrefix:@"application/folder;"]); |
911 |
} |
912 |
|
913 |
// Returns if an object exists at the given container/object path and if this object is an application/directory |
914 |
// If an error occured an alert is shown and it is returned so the caller won't proceed |
915 |
+ (BOOL)objectExistsAtPithos:(ASIPithos *)pithos containerName:(NSString *)containerName objectName:(NSString *)objectName |
916 |
error:(NSError **)error isDirectory:(BOOL *)isDirectory sharingAccount:(NSString *)sharingAccount { |
917 |
ASIPithosObjectRequest *objectRequest = [ASIPithosObjectRequest objectMetadataRequestWithPithos:pithos |
918 |
containerName:containerName |
919 |
objectName:objectName]; |
920 |
if (sharingAccount) |
921 |
[objectRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
922 |
ASINetworkQueue *networkQueue = [ASINetworkQueue queue]; |
923 |
[networkQueue go]; |
924 |
[networkQueue addOperations:[NSArray arrayWithObject:[PithosUtilities prepareRequest:objectRequest]] waitUntilFinished:YES]; |
925 |
*error = [objectRequest error]; |
926 |
if (*error) { |
927 |
[self httpRequestErrorAlertWithRequest:objectRequest]; |
928 |
return NO; |
929 |
} else if (objectRequest.responseStatusCode == 200) { |
930 |
*isDirectory = [self isContentTypeDirectory:[objectRequest contentType]]; |
931 |
return YES; |
932 |
} |
933 |
return NO; |
934 |
} |
935 |
|
936 |
// Returns if the caller should proceed, after an interactive check if an object exists |
937 |
// at the given container/object path is performed |
938 |
+ (BOOL)proceedIfObjectExistsAtPithos:(ASIPithos *)pithos containerName:(NSString *)containerName objectName:(NSString *)objectName |
939 |
sharingAccount:(NSString *)sharingAccount { |
940 |
NSError *error = nil; |
941 |
BOOL isDirectory; |
942 |
BOOL objectExists = [self objectExistsAtPithos:pithos containerName:containerName objectName:objectName |
943 |
error:&error isDirectory:&isDirectory sharingAccount:sharingAccount]; |
944 |
if (error) { |
945 |
return NO; |
946 |
} else if (objectExists) { |
947 |
NSAlert *alert = [[[NSAlert alloc] init] autorelease]; |
948 |
if (isDirectory) { |
949 |
[alert setMessageText:@"Directory Exists"]; |
950 |
if (sharingAccount) |
951 |
[alert setInformativeText:[NSString stringWithFormat:@"A directory with path '%@' in the container '%@' of user '%@' already exists, do you want to replace it?", objectName, containerName, sharingAccount]]; |
952 |
else |
953 |
[alert setInformativeText:[NSString stringWithFormat:@"A directory with path '%@' in the container '%@' already exists, do you want to replace it?", objectName, containerName]]; |
954 |
} else { |
955 |
[alert setMessageText:@"Object Exists"]; |
956 |
if (sharingAccount) |
957 |
[alert setInformativeText:[NSString stringWithFormat:@"An object with path '%@' in the container '%@' of user '%@' already exists, do you want to replace it?", objectName, containerName, sharingAccount]]; |
958 |
else |
959 |
[alert setInformativeText:[NSString stringWithFormat:@"An object with path '%@' in the container '%@' already exists, do you want to replace it?", objectName, containerName]]; |
960 |
} |
961 |
[alert addButtonWithTitle:@"OK"]; |
962 |
[alert addButtonWithTitle:@"Cancel"]; |
963 |
NSInteger choice = [alert runModal]; |
964 |
if (choice == NSAlertSecondButtonReturn) |
965 |
return NO; |
966 |
} |
967 |
return YES; |
968 |
} |
969 |
|
970 |
// List of objects at the given container/object path, with prefix and or delimiter |
971 |
+ (NSArray *)objectsWithPithos:(ASIPithos *)pithos containerName:(NSString *)containerName objectNamePrefix:(NSString *)objectNamePrefix |
972 |
delimiter:(NSString *)delimiter sharingAccount:(NSString *)sharingAccount { |
973 |
NSMutableArray *objects = [NSMutableArray array]; |
974 |
NSString *marker = nil; |
975 |
do { |
976 |
ASIPithosContainerRequest *containerRequest = [ASIPithosContainerRequest listObjectsRequestWithPithos:pithos |
977 |
containerName:containerName |
978 |
limit:0 |
979 |
marker:marker |
980 |
prefix:objectNamePrefix |
981 |
delimiter:delimiter |
982 |
path:nil |
983 |
meta:nil |
984 |
shared:NO |
985 |
until:nil]; |
986 |
if (sharingAccount) |
987 |
[containerRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
988 |
ASINetworkQueue *networkQueue = [ASINetworkQueue queue]; |
989 |
[networkQueue go]; |
990 |
[networkQueue addOperations:[NSArray arrayWithObject:[PithosUtilities prepareRequest:containerRequest]] waitUntilFinished:YES]; |
991 |
if ([containerRequest error]) { |
992 |
[self httpRequestErrorAlertWithRequest:containerRequest]; |
993 |
return nil; |
994 |
} |
995 |
NSArray *someObjects = [containerRequest objects]; |
996 |
[objects addObjectsFromArray:someObjects]; |
997 |
if ([someObjects count] < 10000) |
998 |
marker = nil; |
999 |
else |
1000 |
marker = [[someObjects lastObject] name]; |
1001 |
} while (marker); |
1002 |
return objects; |
1003 |
} |
1004 |
|
1005 |
// List of objects at the given container/object path, that may be a subdir or an application/directory, |
1006 |
// with prefix and or delimiter |
1007 |
+ (NSArray *)objectsForSubdirWithPithos:(ASIPithos *)pithos containerName:(NSString *)containerName objectName:(NSString *)objectName |
1008 |
delimiter:(NSString *)delimiter sharingAccount:(NSString *)sharingAccount { |
1009 |
NSString *subdirNamePrefix = [NSString stringWithString:objectName]; |
1010 |
if (![subdirNamePrefix hasSuffix:@"/"]) |
1011 |
subdirNamePrefix = [subdirNamePrefix stringByAppendingString:@"/"]; |
1012 |
return [self objectsWithPithos:pithos containerName:containerName objectNamePrefix:subdirNamePrefix |
1013 |
delimiter:delimiter sharingAccount:sharingAccount]; |
1014 |
} |
1015 |
|
1016 |
// A safe object name at the given container/object path |
1017 |
// The original name has " %d" appended to it before any ".*" suffix, for the first integer that produces a name that is free to use |
1018 |
// If the original name hasn't got a "." but has a "/" suffix, then it is replaced with " %d/" instead |
1019 |
// Subdirs are taken into consideration |
1020 |
+ (NSString *)safeObjectNameForPithos:(ASIPithos *)pithos containerName:(NSString *)containerName objectName:(NSString *)objectName { |
1021 |
NSString *objectNamePrefix; |
1022 |
NSString *objectNameExtraSuffix; |
1023 |
NSRange lastDotRange = [objectName rangeOfString:@"." options:NSBackwardsSearch]; |
1024 |
if (lastDotRange.length == 1) { |
1025 |
objectNamePrefix = [objectName substringToIndex:lastDotRange.location]; |
1026 |
objectNameExtraSuffix = [objectName substringFromIndex:lastDotRange.location]; |
1027 |
} else if ([objectName hasSuffix:@"/"]) { |
1028 |
objectNamePrefix = [objectName substringToIndex:([objectName length] - 1)]; |
1029 |
objectNameExtraSuffix = [NSString stringWithString:@"/"]; |
1030 |
} else { |
1031 |
objectNamePrefix = [NSString stringWithString:objectName]; |
1032 |
objectNameExtraSuffix = [NSString string]; |
1033 |
} |
1034 |
NSArray *objects = [self objectsWithPithos:pithos containerName:containerName |
1035 |
objectNamePrefix:[objectNamePrefix stringByDeletingLastPathComponent] |
1036 |
delimiter:@"/" sharingAccount:nil]; |
1037 |
if (objects == nil) |
1038 |
return nil; |
1039 |
if ([objects count] == 0) |
1040 |
return objectName; |
1041 |
NSMutableArray *objectNames = [NSMutableArray arrayWithArray: |
1042 |
[[objects objectsAtIndexes: |
1043 |
[objects indexesOfObjectsPassingTest:^(ASIPithosObject *pithosObject, NSUInteger idx, BOOL *stop){ |
1044 |
if (pithosObject.subdir) |
1045 |
return NO; |
1046 |
return YES; |
1047 |
}]] valueForKey:@"name"]]; |
1048 |
for (NSString *name in [[objects objectsAtIndexes: |
1049 |
[objects indexesOfObjectsPassingTest:^(ASIPithosObject *pithosObject, NSUInteger idx, BOOL *stop){ |
1050 |
if (pithosObject.subdir) |
1051 |
return YES; |
1052 |
return NO; |
1053 |
}]] valueForKey:@"name"]) { |
1054 |
[objectNames addObject:[name substringToIndex:([name length] - 1)]]; |
1055 |
} |
1056 |
if (![objectNames containsObject:objectName]) |
1057 |
return objectName; |
1058 |
NSUInteger objectNameSuffix = 2; |
1059 |
NSString *safeObjectName; |
1060 |
do { |
1061 |
safeObjectName = [objectNamePrefix stringByAppendingFormat:@" %lu%@", objectNameSuffix, objectNameExtraSuffix]; |
1062 |
objectNameSuffix++; |
1063 |
} while ([objectNames containsObject:safeObjectName]); |
1064 |
return safeObjectName; |
1065 |
} |
1066 |
|
1067 |
// A safe object name at the given container/object path that may be a subdir or application/directory |
1068 |
// The original name has " %d" appended to it, for the first integer that produces a name that is free to use |
1069 |
// If the original name has a "/" suffix, then it is replaced with " %d/" instead |
1070 |
// Subdirs are taken into consideration |
1071 |
+ (NSString *)safeSubdirNameForPithos:(ASIPithos *)pithos containerName:(NSString *)containerName subdirName:(NSString *)subdirName { |
1072 |
NSString *subdirNamePrefix; |
1073 |
NSString *subdirNameExtraSuffix; |
1074 |
if ([subdirName hasSuffix:@"/"]) { |
1075 |
subdirNamePrefix = [subdirName substringToIndex:([subdirName length] - 1)]; |
1076 |
subdirNameExtraSuffix = [NSString stringWithString:@"/"]; |
1077 |
} else { |
1078 |
subdirNamePrefix = [NSString stringWithString:subdirName]; |
1079 |
subdirNameExtraSuffix = [NSString string]; |
1080 |
} |
1081 |
NSArray *objects = [self objectsWithPithos:pithos containerName:containerName |
1082 |
objectNamePrefix:[subdirNamePrefix stringByDeletingLastPathComponent] |
1083 |
delimiter:@"/" sharingAccount:nil]; |
1084 |
if (objects == nil) |
1085 |
return nil; |
1086 |
if ([objects count] == 0) |
1087 |
return subdirName; |
1088 |
NSMutableArray *objectNames = [NSMutableArray arrayWithArray: |
1089 |
[[objects objectsAtIndexes: |
1090 |
[objects indexesOfObjectsPassingTest:^(ASIPithosObject *pithosObject, NSUInteger idx, BOOL *stop){ |
1091 |
if (pithosObject.subdir) |
1092 |
return NO; |
1093 |
return YES; |
1094 |
}]] valueForKey:@"name"]]; |
1095 |
for (NSString *name in [[objects objectsAtIndexes: |
1096 |
[objects indexesOfObjectsPassingTest:^(ASIPithosObject *pithosObject, NSUInteger idx, BOOL *stop){ |
1097 |
if (pithosObject.subdir) |
1098 |
return YES; |
1099 |
return NO; |
1100 |
}]] valueForKey:@"name"]) { |
1101 |
[objectNames addObject:[name substringToIndex:([name length] - 1)]]; |
1102 |
} |
1103 |
if (![objectNames containsObject:subdirNamePrefix]) |
1104 |
return subdirName; |
1105 |
NSUInteger subdirNameSuffix = 2; |
1106 |
NSString *safeSubdirName; |
1107 |
do { |
1108 |
safeSubdirName = [subdirNamePrefix stringByAppendingFormat:@" %lu", subdirNameSuffix]; |
1109 |
subdirNameSuffix++; |
1110 |
} while ([objectNames containsObject:safeSubdirName]); |
1111 |
return [safeSubdirName stringByAppendingString:subdirNameExtraSuffix]; |
1112 |
} |
1113 |
|
1114 |
#pragma mark - |
1115 |
#pragma mark Alerts |
1116 |
|
1117 |
+ (NSInteger)httpRequestErrorAlertWithRequest:(ASIPithosRequest *)request { |
1118 |
NSString *message = [NSString stringWithFormat: |
1119 |
@"HTTP request error: %@\n%@ URL: %@\nRequest Headers: %@\nResponse Headers: %@\nResponse String: %@", |
1120 |
[request error], |
1121 |
request.requestMethod, |
1122 |
request.url, |
1123 |
[request requestHeaders], |
1124 |
[request responseHeaders], |
1125 |
[request responseString]]; |
1126 |
NSLog(@"%@", message); |
1127 |
NSAlert *alert = [[[NSAlert alloc] init] autorelease]; |
1128 |
[alert setMessageText:@"HTTP Request Error"]; |
1129 |
[alert setInformativeText:message]; |
1130 |
[alert addButtonWithTitle:@"OK"]; |
1131 |
return [alert runModal]; |
1132 |
} |
1133 |
|
1134 |
+ (NSInteger)unexpectedResponseStatusAlertWithRequest:(ASIPithosRequest *)request { |
1135 |
NSString *message = [NSString stringWithFormat: |
1136 |
@"Unexpected response status %d: %@\n%@ URL: %@\nRequest Headers: %@\nResponse Headers: %@\nResponse String: %@", |
1137 |
request.responseStatusCode, |
1138 |
request.responseStatusMessage, |
1139 |
request.requestMethod, |
1140 |
request.url, |
1141 |
[request requestHeaders], |
1142 |
[request responseHeaders], |
1143 |
[request responseString]]; |
1144 |
NSLog(@"%@", message); |
1145 |
NSAlert *alert = [[[NSAlert alloc] init] autorelease]; |
1146 |
[alert setMessageText:@"Unexpected Response Status"]; |
1147 |
[alert setInformativeText:message]; |
1148 |
[alert addButtonWithTitle:@"OK"]; |
1149 |
return [alert runModal]; |
1150 |
} |
1151 |
|
1152 |
+ (NSInteger)fileActionFailedAlertWithTitle:(NSString *)title message:(NSString *)message error:(NSError *)error { |
1153 |
NSAlert *alert = [[[NSAlert alloc] init] autorelease]; |
1154 |
[alert setMessageText:title]; |
1155 |
if (error) |
1156 |
[alert setInformativeText:[NSString stringWithFormat:@"%@: %@", message, error]]; |
1157 |
else |
1158 |
[alert setInformativeText:message]; |
1159 |
[alert addButtonWithTitle:@"OK"]; |
1160 |
return [alert runModal]; |
1161 |
} |
1162 |
|
1163 |
#pragma mark - |
1164 |
#pragma mark Request Helper Methods |
1165 |
|
1166 |
+ (ASIPithosRequest *)prepareRequest:(ASIPithosRequest *)request priority:(NSOperationQueuePriority)priority { |
1167 |
[request setTimeOutSeconds:60]; |
1168 |
request.numberOfTimesToRetryOnTimeout = 10; |
1169 |
[request setQueuePriority:priority]; |
1170 |
return request; |
1171 |
} |
1172 |
|
1173 |
+ (ASIPithosRequest *)prepareRequest:(ASIPithosRequest *)request { |
1174 |
return [self prepareRequest:request priority:NSOperationQueuePriorityNormal]; |
1175 |
} |
1176 |
|
1177 |
+ (ASIPithosRequest *)copyRequest:(ASIPithosRequest *)request { |
1178 |
NSMutableDictionary *userInfo = (NSMutableDictionary *)[[request.userInfo retain] autorelease]; |
1179 |
request.userInfo = nil; |
1180 |
ASIPithosRequest *newRequest = [request copy]; |
1181 |
newRequest.userInfo = userInfo; |
1182 |
return newRequest; |
1183 |
} |
1184 |
|
1185 |
@end |