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// |
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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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__block NSInteger choice; |
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dispatch_sync(dispatch_get_main_queue(), ^{
|
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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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choice = [alert runModal]; |
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}); |
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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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dispatch_async(dispatch_get_main_queue(), ^{
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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 '%@': %@", |
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fileName, [error localizedDescription]]]; |
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[alert addButtonWithTitle:@"OK"]; |
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[alert runModal]; |
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}); |
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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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__block NSInteger choice; |
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dispatch_sync(dispatch_get_main_queue(), ^{
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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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choice = [alert runModal]; |
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}); |
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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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dispatch_async(dispatch_get_main_queue(), ^{
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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 localizedDescription]]]; |
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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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|
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for (ASIPithosObject *object in objects) {
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if ([self 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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dispatch_async(dispatch_get_main_queue(), ^{
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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 localizedDescription]]]; |
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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 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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dispatch_async(dispatch_get_main_queue(), ^{
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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 localizedDescription]]]; |
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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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} |
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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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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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dispatch_async(dispatch_get_main_queue(), ^{
|
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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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}); |
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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]; |
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if (error) {
|
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dispatch_async(dispatch_get_main_queue(), ^{
|
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NSAlert *alert = [[[NSAlert alloc] init] autorelease]; |
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[alert setMessageText:@"Directory Read Error"]; |
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[alert setInformativeText:[NSString stringWithFormat:@"Cannot read contents of directory '%@': %@", |
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[directoryPath lastPathComponent], [error localizedDescription]]]; |
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[alert addButtonWithTitle:@"OK"]; |
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[alert runModal]; |
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}); |
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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]]; |
| 436 |
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]; |
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[*directoryObjectRequests addObject:objectRequest]; |
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|
| 443 |
NSMutableArray *objectRequests = [NSMutableArray arrayWithCapacity:[subPaths count]]; |
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*objectNames = [NSMutableArray arrayWithCapacity:[subPaths count]]; |
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*contentTypes = [NSMutableArray arrayWithCapacity:[subPaths count]]; |
| 446 |
*filePaths = [NSMutableArray arrayWithCapacity:[subPaths count]]; |
| 447 |
*hashesArrays = [NSMutableArray arrayWithCapacity:[subPaths count]]; |
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BOOL isDirectory; |
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NSString *subObjectName; |
| 450 |
NSArray *hashes; |
| 451 |
NSUInteger bytes; |
| 452 |
NSString *contentType; |
| 453 |
NSString *filePath; |
| 454 |
NSString *fileName; |
| 455 |
for (NSString *objectNameSuffix in subPaths) {
|
| 456 |
filePath = [directoryPath stringByAppendingPathComponent:objectNameSuffix]; |
| 457 |
if ([fileManager fileExistsAtPath:filePath isDirectory:&isDirectory]) {
|
| 458 |
if (!isDirectory) {
|
| 459 |
hashes = [HashMapHash objectHashMapStrings:filePath withBlockHash:blockHash andBlockSize:blockSize]; |
| 460 |
if (hashes) {
|
| 461 |
subObjectName = [[objectName stringByAppendingPathComponent:objectNameSuffix] precomposedStringWithCanonicalMapping]; |
| 462 |
fileName = [filePath lastPathComponent]; |
| 463 |
if ([filePath hasSuffix:@"/"]) |
| 464 |
fileName = [fileName stringByAppendingString:@"/"]; |
| 465 |
bytes = [self bytesOfFile:filePath]; |
| 466 |
error = nil; |
| 467 |
contentType = [self contentTypeOfFile:filePath error:&error]; |
| 468 |
if (contentType == nil) |
| 469 |
contentType = @"application/octet-stream"; |
| 470 |
if (error) |
| 471 |
NSLog(@"contentType detection error: %@", error); |
| 472 |
objectRequest = [ASIPithosObjectRequest writeObjectDataRequestWithPithos:pithos |
| 473 |
containerName:containerName |
| 474 |
objectName:subObjectName |
| 475 |
contentType:contentType |
| 476 |
contentEncoding:nil |
| 477 |
contentDisposition:nil |
| 478 |
manifest:nil |
| 479 |
sharing:nil |
| 480 |
isPublic:ASIPithosObjectRequestPublicIgnore |
| 481 |
metadata:nil |
| 482 |
blockSize:blockSize |
| 483 |
blockHash:blockHash |
| 484 |
hashes:hashes |
| 485 |
bytes:bytes]; |
| 486 |
if (sharingAccount) |
| 487 |
[objectRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
| 488 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
| 489 |
fileName, @"fileName", |
| 490 |
[NSNumber numberWithUnsignedInteger:bytes], @"bytes", |
| 491 |
nil]; |
| 492 |
[objectRequests addObject:objectRequest]; |
| 493 |
[*objectNames addObject:subObjectName]; |
| 494 |
[*contentTypes addObject:contentType]; |
| 495 |
[*filePaths addObject:filePath]; |
| 496 |
[*hashesArrays addObject:hashes]; |
| 497 |
} |
| 498 |
|
| 499 |
} else {
|
| 500 |
subObjectName = [[objectName stringByAppendingPathComponent:objectNameSuffix] precomposedStringWithCanonicalMapping]; |
| 501 |
fileName = [filePath lastPathComponent]; |
| 502 |
objectRequest = [ASIPithosObjectRequest writeObjectDataRequestWithPithos:pithos |
| 503 |
containerName:containerName |
| 504 |
objectName:subObjectName |
| 505 |
eTag:nil |
| 506 |
contentType:@"application/directory" |
| 507 |
contentEncoding:nil |
| 508 |
contentDisposition:nil |
| 509 |
manifest:nil |
| 510 |
sharing:nil |
| 511 |
isPublic:ASIPithosObjectRequestPublicIgnore |
| 512 |
metadata:nil |
| 513 |
data:[NSData data]]; |
| 514 |
if (sharingAccount) |
| 515 |
[objectRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
| 516 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
| 517 |
fileName, @"fileName", |
| 518 |
nil]; |
| 519 |
[*directoryObjectRequests addObject:objectRequest]; |
| 520 |
} |
| 521 |
} |
| 522 |
} |
| 523 |
|
| 524 |
return objectRequests; |
| 525 |
} |
| 526 |
|
| 527 |
#pragma mark - |
| 528 |
#pragma mark Delete |
| 529 |
|
| 530 |
+ (NSArray *)deleteObjectRequestsForSubdirWithPithos:(ASIPithos *)pithos |
| 531 |
containerName:(NSString *)containerName |
| 532 |
objectName:(NSString *)objectName {
|
| 533 |
NSArray *objects = [self objectsForSubdirWithPithos:pithos containerName:containerName objectName:objectName delimiter:nil |
| 534 |
sharingAccount:nil]; |
| 535 |
if (objects == nil) |
| 536 |
return nil; |
| 537 |
|
| 538 |
NSMutableArray *objectRequests = [NSMutableArray arrayWithCapacity:([objects count] + 1)]; |
| 539 |
ASIPithosObjectRequest *objectRequest; |
| 540 |
if (![objectName hasSuffix:@"/"]) {
|
| 541 |
objectRequest = [ASIPithosObjectRequest deleteObjectRequestWithPithos:pithos containerName:containerName objectName:objectName]; |
| 542 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
| 543 |
[objectName lastPathComponent], @"fileName", |
| 544 |
nil]; |
| 545 |
[objectRequests addObject:objectRequest]; |
| 546 |
} |
| 547 |
NSString *fileName; |
| 548 |
for (ASIPithosObject *object in objects) {
|
| 549 |
fileName = [object.name lastPathComponent]; |
| 550 |
if ([object.name hasSuffix:@"/"]) |
| 551 |
fileName = [fileName stringByAppendingString:@"/"]; |
| 552 |
objectRequest = [ASIPithosObjectRequest deleteObjectRequestWithPithos:pithos containerName:containerName objectName:object.name]; |
| 553 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
| 554 |
fileName, @"fileName", |
| 555 |
nil]; |
| 556 |
[objectRequests addObject:objectRequest]; |
| 557 |
} |
| 558 |
|
| 559 |
if ([objectRequests count] == 0) |
| 560 |
return nil; |
| 561 |
return objectRequests; |
| 562 |
} |
| 563 |
|
| 564 |
#pragma mark - |
| 565 |
#pragma mark Copy |
| 566 |
|
| 567 |
+ (ASIPithosObjectRequest *)copyObjectRequestWithPithos:(ASIPithos *)pithos |
| 568 |
containerName:(NSString *)containerName |
| 569 |
objectName:(NSString *)objectName |
| 570 |
destinationContainerName:(NSString *)destinationContainerName |
| 571 |
destinationObjectName:(NSString *)destinationObjectName |
| 572 |
checkIfExists:(BOOL)ifExists |
| 573 |
sharingAccount:(NSString *)sharingAccount {
|
| 574 |
if (ifExists && ![self proceedIfObjectExistsAtPithos:pithos containerName:destinationContainerName objectName:destinationObjectName |
| 575 |
sharingAccount:nil]) |
| 576 |
return nil; |
| 577 |
|
| 578 |
ASIPithosObjectRequest *objectRequest = [ASIPithosObjectRequest copyObjectDataRequestWithPithos:pithos |
| 579 |
containerName:containerName |
| 580 |
objectName:objectName |
| 581 |
contentType:nil |
| 582 |
contentEncoding:nil |
| 583 |
contentDisposition:nil |
| 584 |
manifest:nil |
| 585 |
sharing:nil |
| 586 |
isPublic:ASIPithosObjectRequestPublicIgnore |
| 587 |
metadata:nil |
| 588 |
destinationContainerName:destinationContainerName |
| 589 |
destinationObjectName:destinationObjectName |
| 590 |
destinationAccount:nil |
| 591 |
sourceVersion:nil]; |
| 592 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
| 593 |
containerName, @"sourceContainerName", |
| 594 |
objectName, @"sourceObjectName", |
| 595 |
destinationContainerName, @"destinationContainerName", |
| 596 |
destinationObjectName, @"destinationObjectName", |
| 597 |
nil]; |
| 598 |
if (sharingAccount) |
| 599 |
[objectRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
| 600 |
return objectRequest; |
| 601 |
} |
| 602 |
|
| 603 |
+ (NSArray *)copyObjectRequestsForSubdirWithPithos:(ASIPithos *)pithos |
| 604 |
containerName:(NSString *)containerName |
| 605 |
objectName:(NSString *)objectName |
| 606 |
destinationContainerName:(NSString *)destinationContainerName |
| 607 |
destinationObjectName:(NSString *)destinationObjectName |
| 608 |
checkIfExists:(BOOL)ifExists |
| 609 |
sharingAccount:(NSString *)sharingAccount {
|
| 610 |
if (ifExists && ![self proceedIfObjectExistsAtPithos:pithos containerName:destinationContainerName objectName:destinationObjectName |
| 611 |
sharingAccount:nil]) |
| 612 |
return nil; |
| 613 |
|
| 614 |
NSArray *objects = [self objectsForSubdirWithPithos:pithos containerName:containerName objectName:objectName |
| 615 |
delimiter:nil sharingAccount:sharingAccount]; |
| 616 |
if (objects == nil) |
| 617 |
return nil; |
| 618 |
|
| 619 |
NSMutableArray *objectRequests = [NSMutableArray arrayWithCapacity:([objects count] + 1)]; |
| 620 |
ASIPithosObjectRequest *objectRequest; |
| 621 |
if ([objectName isEqualToString:destinationObjectName]) {
|
| 622 |
if (![objectName hasSuffix:@"/"]) {
|
| 623 |
objectRequest = [ASIPithosObjectRequest copyObjectDataRequestWithPithos:pithos |
| 624 |
containerName:containerName |
| 625 |
objectName:objectName |
| 626 |
contentType:nil |
| 627 |
contentEncoding:nil |
| 628 |
contentDisposition:nil |
| 629 |
manifest:nil |
| 630 |
sharing:nil |
| 631 |
isPublic:ASIPithosObjectRequestPublicIgnore |
| 632 |
metadata:nil |
| 633 |
destinationContainerName:destinationContainerName |
| 634 |
destinationObjectName:objectName |
| 635 |
destinationAccount:nil |
| 636 |
sourceVersion:nil]; |
| 637 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
| 638 |
containerName, @"sourceContainerName", |
| 639 |
objectName, @"sourceObjectName", |
| 640 |
destinationContainerName, @"destinationContainerName", |
| 641 |
objectName, @"destinationObjectName", |
| 642 |
nil]; |
| 643 |
if (sharingAccount) |
| 644 |
[objectRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
| 645 |
[objectRequests addObject:objectRequest]; |
| 646 |
} |
| 647 |
for (ASIPithosObject *object in objects) {
|
| 648 |
objectRequest = [ASIPithosObjectRequest copyObjectDataRequestWithPithos:pithos |
| 649 |
containerName:containerName |
| 650 |
objectName:object.name |
| 651 |
contentType:nil |
| 652 |
contentEncoding:nil |
| 653 |
contentDisposition:nil |
| 654 |
manifest:nil |
| 655 |
sharing:nil |
| 656 |
isPublic:ASIPithosObjectRequestPublicIgnore |
| 657 |
metadata:nil |
| 658 |
destinationContainerName:destinationContainerName |
| 659 |
destinationObjectName:object.name |
| 660 |
destinationAccount:nil |
| 661 |
sourceVersion:nil]; |
| 662 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
| 663 |
containerName, @"sourceContainerName", |
| 664 |
object.name, @"sourceObjectName", |
| 665 |
destinationContainerName, @"destinationContainerName", |
| 666 |
object.name, @"destinationObjectName", |
| 667 |
nil]; |
| 668 |
if (sharingAccount) |
| 669 |
[objectRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
| 670 |
[objectRequests addObject:objectRequest]; |
| 671 |
} |
| 672 |
} else {
|
| 673 |
if (![objectName hasSuffix:@"/"]) {
|
| 674 |
objectRequest = [ASIPithosObjectRequest copyObjectDataRequestWithPithos:pithos |
| 675 |
containerName:containerName |
| 676 |
objectName:objectName |
| 677 |
contentType:nil |
| 678 |
contentEncoding:nil |
| 679 |
contentDisposition:nil |
| 680 |
manifest:nil |
| 681 |
sharing:nil |
| 682 |
isPublic:ASIPithosObjectRequestPublicIgnore |
| 683 |
metadata:nil |
| 684 |
destinationContainerName:destinationContainerName |
| 685 |
destinationObjectName:destinationObjectName |
| 686 |
destinationAccount:nil |
| 687 |
sourceVersion:nil]; |
| 688 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
| 689 |
containerName, @"sourceContainerName", |
| 690 |
objectName, @"sourceObjectName", |
| 691 |
destinationContainerName, @"destinationContainerName", |
| 692 |
destinationObjectName, @"destinationObjectName", |
| 693 |
nil]; |
| 694 |
if (sharingAccount) |
| 695 |
[objectRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
| 696 |
[objectRequests addObject:objectRequest]; |
| 697 |
} |
| 698 |
NSRange prefixRange = NSMakeRange(0, [objectName length]); |
| 699 |
NSString *newObjectName; |
| 700 |
for (ASIPithosObject *object in objects) {
|
| 701 |
newObjectName = [object.name stringByReplacingOccurrencesOfString:objectName |
| 702 |
withString:destinationObjectName |
| 703 |
options:NSAnchoredSearch |
| 704 |
range:prefixRange]; |
| 705 |
objectRequest = [ASIPithosObjectRequest copyObjectDataRequestWithPithos:pithos |
| 706 |
containerName:containerName |
| 707 |
objectName:object.name |
| 708 |
contentType:nil |
| 709 |
contentEncoding:nil |
| 710 |
contentDisposition:nil |
| 711 |
manifest:nil |
| 712 |
sharing:nil |
| 713 |
isPublic:ASIPithosObjectRequestPublicIgnore |
| 714 |
metadata:nil |
| 715 |
destinationContainerName:destinationContainerName |
| 716 |
destinationObjectName:newObjectName |
| 717 |
destinationAccount:nil |
| 718 |
sourceVersion:nil]; |
| 719 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
| 720 |
containerName, @"sourceContainerName", |
| 721 |
object.name, @"sourceObjectName", |
| 722 |
destinationContainerName, @"destinationContainerName", |
| 723 |
newObjectName, @"destinationObjectName", |
| 724 |
nil]; |
| 725 |
if (sharingAccount) |
| 726 |
[objectRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
| 727 |
[objectRequests addObject:objectRequest]; |
| 728 |
} |
| 729 |
} |
| 730 |
|
| 731 |
if ([objectRequests count] == 0) |
| 732 |
return nil; |
| 733 |
return objectRequests; |
| 734 |
} |
| 735 |
|
| 736 |
#pragma mark - |
| 737 |
#pragma mark Move |
| 738 |
|
| 739 |
+ (ASIPithosObjectRequest *)moveObjectRequestWithPithos:(ASIPithos *)pithos |
| 740 |
containerName:(NSString *)containerName |
| 741 |
objectName:(NSString *)objectName |
| 742 |
destinationContainerName:(NSString *)destinationContainerName |
| 743 |
destinationObjectName:(NSString *)destinationObjectName |
| 744 |
checkIfExists:(BOOL)ifExists {
|
| 745 |
if (ifExists && ![self proceedIfObjectExistsAtPithos:pithos containerName:destinationContainerName objectName:destinationObjectName |
| 746 |
sharingAccount:nil]) |
| 747 |
return nil; |
| 748 |
|
| 749 |
ASIPithosObjectRequest *objectRequest = [ASIPithosObjectRequest moveObjectDataRequestWithPithos:pithos |
| 750 |
containerName:containerName |
| 751 |
objectName:objectName |
| 752 |
contentType:nil |
| 753 |
contentEncoding:nil |
| 754 |
contentDisposition:nil |
| 755 |
manifest:nil |
| 756 |
sharing:nil |
| 757 |
isPublic:ASIPithosObjectRequestPublicIgnore |
| 758 |
metadata:nil |
| 759 |
destinationContainerName:destinationContainerName |
| 760 |
destinationObjectName:destinationObjectName |
| 761 |
destinationAccount:nil]; |
| 762 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
| 763 |
containerName, @"sourceContainerName", |
| 764 |
objectName, @"sourceObjectName", |
| 765 |
destinationContainerName, @"destinationContainerName", |
| 766 |
destinationObjectName, @"destinationObjectName", |
| 767 |
nil]; |
| 768 |
return objectRequest; |
| 769 |
} |
| 770 |
|
| 771 |
+ (NSArray *)moveObjectRequestsForSubdirWithPithos:(ASIPithos *)pithos |
| 772 |
containerName:(NSString *)containerName |
| 773 |
objectName:(NSString *)objectName |
| 774 |
destinationContainerName:(NSString *)destinationContainerName |
| 775 |
destinationObjectName:(NSString *)destinationObjectName |
| 776 |
checkIfExists:(BOOL)ifExists {
|
| 777 |
if (ifExists && ![self proceedIfObjectExistsAtPithos:pithos containerName:destinationContainerName objectName:destinationObjectName |
| 778 |
sharingAccount:nil]) |
| 779 |
return nil; |
| 780 |
|
| 781 |
NSArray *objects = [self objectsForSubdirWithPithos:pithos containerName:containerName objectName:objectName |
| 782 |
delimiter:nil sharingAccount:nil]; |
| 783 |
if (objects == nil) |
| 784 |
return nil; |
| 785 |
|
| 786 |
ASIPithosObjectRequest *objectRequest; |
| 787 |
NSMutableArray *objectRequests = [NSMutableArray arrayWithCapacity:([objects count] + 1)]; |
| 788 |
if ([objectName isEqualToString:destinationObjectName]) {
|
| 789 |
if (![objectName hasSuffix:@"/"]) {
|
| 790 |
objectRequest = [ASIPithosObjectRequest moveObjectDataRequestWithPithos:pithos |
| 791 |
containerName:containerName |
| 792 |
objectName:objectName |
| 793 |
contentType:nil |
| 794 |
contentEncoding:nil |
| 795 |
contentDisposition:nil |
| 796 |
manifest:nil |
| 797 |
sharing:nil |
| 798 |
isPublic:ASIPithosObjectRequestPublicIgnore |
| 799 |
metadata:nil |
| 800 |
destinationContainerName:destinationContainerName |
| 801 |
destinationObjectName:objectName |
| 802 |
destinationAccount:nil]; |
| 803 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
| 804 |
containerName, @"sourceContainerName", |
| 805 |
objectName, @"sourceObjectName", |
| 806 |
destinationContainerName, @"destinationContainerName", |
| 807 |
objectName, @"destinationObjectName", |
| 808 |
nil]; |
| 809 |
[objectRequests addObject:objectRequest]; |
| 810 |
} |
| 811 |
for (ASIPithosObject *object in objects) {
|
| 812 |
objectRequest = [ASIPithosObjectRequest moveObjectDataRequestWithPithos:pithos |
| 813 |
containerName:containerName |
| 814 |
objectName:object.name |
| 815 |
contentType:nil |
| 816 |
contentEncoding:nil |
| 817 |
contentDisposition:nil |
| 818 |
manifest:nil |
| 819 |
sharing:nil |
| 820 |
isPublic:ASIPithosObjectRequestPublicIgnore |
| 821 |
metadata:nil |
| 822 |
destinationContainerName:destinationContainerName |
| 823 |
destinationObjectName:object.name |
| 824 |
destinationAccount:nil]; |
| 825 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
| 826 |
containerName, @"sourceContainerName", |
| 827 |
object.name, @"sourceObjectName", |
| 828 |
destinationContainerName, @"destinationContainerName", |
| 829 |
object.name, @"destinationObjectName", |
| 830 |
nil]; |
| 831 |
[objectRequests addObject:objectRequest]; |
| 832 |
} |
| 833 |
} else {
|
| 834 |
if (![objectName hasSuffix:@"/"]) {
|
| 835 |
objectRequest = [ASIPithosObjectRequest moveObjectDataRequestWithPithos:pithos |
| 836 |
containerName:containerName |
| 837 |
objectName:objectName |
| 838 |
contentType:nil |
| 839 |
contentEncoding:nil |
| 840 |
contentDisposition:nil |
| 841 |
manifest:nil |
| 842 |
sharing:nil |
| 843 |
isPublic:ASIPithosObjectRequestPublicIgnore |
| 844 |
metadata:nil |
| 845 |
destinationContainerName:destinationContainerName |
| 846 |
destinationObjectName:destinationObjectName |
| 847 |
destinationAccount:nil]; |
| 848 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
| 849 |
containerName, @"sourceContainerName", |
| 850 |
objectName, @"sourceObjectName", |
| 851 |
destinationContainerName, @"destinationContainerName", |
| 852 |
destinationObjectName, @"destinationObjectName", |
| 853 |
nil]; |
| 854 |
[objectRequests addObject:objectRequest]; |
| 855 |
} |
| 856 |
NSRange prefixRange = NSMakeRange(0, [objectName length]); |
| 857 |
NSString *newObjectName; |
| 858 |
for (ASIPithosObject *object in objects) {
|
| 859 |
newObjectName = [object.name stringByReplacingOccurrencesOfString:objectName |
| 860 |
withString:destinationObjectName |
| 861 |
options:NSAnchoredSearch |
| 862 |
range:prefixRange]; |
| 863 |
objectRequest = [ASIPithosObjectRequest moveObjectDataRequestWithPithos:pithos |
| 864 |
containerName:containerName |
| 865 |
objectName:object.name |
| 866 |
contentType:nil |
| 867 |
contentEncoding:nil |
| 868 |
contentDisposition:nil |
| 869 |
manifest:nil |
| 870 |
sharing:nil |
| 871 |
isPublic:ASIPithosObjectRequestPublicIgnore |
| 872 |
metadata:nil |
| 873 |
destinationContainerName:destinationContainerName |
| 874 |
destinationObjectName:newObjectName |
| 875 |
destinationAccount:nil]; |
| 876 |
objectRequest.userInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys: |
| 877 |
containerName, @"sourceContainerName", |
| 878 |
object.name, @"sourceObjectName", |
| 879 |
destinationContainerName, @"destinationContainerName", |
| 880 |
newObjectName, @"destinationObjectName", |
| 881 |
nil]; |
| 882 |
[objectRequests addObject:objectRequest]; |
| 883 |
} |
| 884 |
} |
| 885 |
|
| 886 |
if ([objectRequests count] == 0) |
| 887 |
return nil; |
| 888 |
return objectRequests; |
| 889 |
} |
| 890 |
|
| 891 |
#pragma mark - |
| 892 |
#pragma mark Helper Methods |
| 893 |
|
| 894 |
// Size of the file in bytes |
| 895 |
+ (NSUInteger)bytesOfFile:(NSString *)filePath {
|
| 896 |
NSFileManager *fileManager = [NSFileManager defaultManager]; |
| 897 |
NSDictionary *attributes = [fileManager attributesOfItemAtPath:filePath error:nil]; |
| 898 |
return [[attributes objectForKey:NSFileSize] unsignedIntegerValue]; |
| 899 |
} |
| 900 |
|
| 901 |
// Content type of the file or nil if it cannot be determined |
| 902 |
+ (NSString *)contentTypeOfFile:(NSString *)filePath error:(NSError **)error {
|
| 903 |
// Based on http://www.ddeville.me/2011/12/mime-to-UTI-cocoa/ |
| 904 |
// and Apple example ImageBrowserViewAppearance/ImageBrowserController.m |
| 905 |
LSItemInfoRecord info; |
| 906 |
CFStringRef uti = NULL; |
| 907 |
CFURLRef url = CFURLCreateWithFileSystemPath(NULL, (CFStringRef)filePath, kCFURLPOSIXPathStyle, FALSE); |
| 908 |
if (LSCopyItemInfoForURL(url, kLSRequestExtension | kLSRequestTypeCreator, &info) == noErr) {
|
| 909 |
// Obtain the UTI using the file information. |
| 910 |
// If there is a file extension, get the UTI. |
| 911 |
if (info.extension != NULL) {
|
| 912 |
uti = UTTypeCreatePreferredIdentifierForTag(kUTTagClassFilenameExtension, info.extension, kUTTypeData); |
| 913 |
CFRelease(info.extension); |
| 914 |
} |
| 915 |
// No UTI yet |
| 916 |
if (uti == NULL) {
|
| 917 |
// If there is an OSType, get the UTI. |
| 918 |
CFStringRef typeString = UTCreateStringForOSType(info.filetype); |
| 919 |
if ( typeString != NULL) {
|
| 920 |
uti = UTTypeCreatePreferredIdentifierForTag(kUTTagClassOSType, typeString, kUTTypeData); |
| 921 |
CFRelease(typeString); |
| 922 |
} |
| 923 |
} |
| 924 |
if (uti != NULL) {
|
| 925 |
CFStringRef MIMEType = UTTypeCopyPreferredTagWithClass(uti, kUTTagClassMIMEType); |
| 926 |
CFRelease(uti); |
| 927 |
return (NSString *)MIMEType; |
| 928 |
} |
| 929 |
} |
| 930 |
return nil; |
| 931 |
} |
| 932 |
|
| 933 |
// Creates a directory if it doesn't exist and returns if successful |
| 934 |
+ (BOOL)safeCreateDirectory:(NSString *)directoryPath error:(NSError **)error {
|
| 935 |
NSFileManager *fileManager = [NSFileManager defaultManager]; |
| 936 |
BOOL isDirectory; |
| 937 |
BOOL fileExists = [fileManager fileExistsAtPath:directoryPath isDirectory:&isDirectory]; |
| 938 |
if (fileExists) |
| 939 |
return isDirectory; |
| 940 |
if (![fileManager createDirectoryAtPath:directoryPath withIntermediateDirectories:YES attributes:nil error:error] || *error) |
| 941 |
return NO; |
| 942 |
return YES; |
| 943 |
} |
| 944 |
|
| 945 |
// Removes contents of a directory |
| 946 |
+ (void)removeContentsAtPath:(NSString *)dirPath {
|
| 947 |
NSFileManager *fileManager = [NSFileManager defaultManager]; |
| 948 |
NSError *error = nil; |
| 949 |
BOOL isDirectory; |
| 950 |
if (![fileManager fileExistsAtPath:dirPath isDirectory:&isDirectory]) |
| 951 |
return; |
| 952 |
if (isDirectory) {
|
| 953 |
for (NSString *subPath in [fileManager contentsOfDirectoryAtPath:dirPath error:&error]) {
|
| 954 |
if (error) {
|
| 955 |
[self fileActionFailedAlertWithTitle:@"Directory Contents Error" |
| 956 |
message:[NSString stringWithFormat:@"Cannot get contents of directory at '%@'", dirPath] |
| 957 |
error:error]; |
| 958 |
break; |
| 959 |
} |
| 960 |
NSString *subFilePath = [dirPath stringByAppendingPathComponent:subPath]; |
| 961 |
if (![fileManager removeItemAtPath:subFilePath error:&error] || error) {
|
| 962 |
[self fileActionFailedAlertWithTitle:@"Remove File Error" |
| 963 |
message:[NSString stringWithFormat:@"Cannot remove file at '%@'", subFilePath] |
| 964 |
error:error]; |
| 965 |
} |
| 966 |
error = nil; |
| 967 |
} |
| 968 |
} else if (![fileManager removeItemAtPath:dirPath error:&error] || error) {
|
| 969 |
[self fileActionFailedAlertWithTitle:@"Remove File Error" |
| 970 |
message:[NSString stringWithFormat:@"Cannot remove file at '%@'", dirPath] |
| 971 |
error:error]; |
| 972 |
} |
| 973 |
} |
| 974 |
|
| 975 |
// Returns if an object is a directory based on its content type |
| 976 |
+ (BOOL)isContentTypeDirectory:(NSString *)contentType {
|
| 977 |
return ([contentType isEqualToString:@"application/directory"] || |
| 978 |
[contentType hasPrefix:@"application/directory;"] || |
| 979 |
[contentType isEqualToString:@"application/folder"] || |
| 980 |
[contentType hasPrefix:@"application/folder;"]); |
| 981 |
} |
| 982 |
|
| 983 |
// Returns if an object exists at the given container/object path and if this object is an application/directory |
| 984 |
// If an error occured an alert is shown and it is returned so the caller won't proceed |
| 985 |
+ (BOOL)objectExistsAtPithos:(ASIPithos *)pithos containerName:(NSString *)containerName objectName:(NSString *)objectName |
| 986 |
error:(NSError **)error isDirectory:(BOOL *)isDirectory sharingAccount:(NSString *)sharingAccount {
|
| 987 |
ASIPithosObjectRequest *objectRequest = [ASIPithosObjectRequest objectMetadataRequestWithPithos:pithos |
| 988 |
containerName:containerName |
| 989 |
objectName:objectName]; |
| 990 |
if (sharingAccount) |
| 991 |
[objectRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
| 992 |
ASINetworkQueue *networkQueue = [ASINetworkQueue queue]; |
| 993 |
[networkQueue go]; |
| 994 |
[networkQueue addOperations:[NSArray arrayWithObject:[self prepareRequest:objectRequest]] waitUntilFinished:YES]; |
| 995 |
*error = [objectRequest error]; |
| 996 |
if (*error) {
|
| 997 |
[self httpRequestErrorAlertWithRequest:objectRequest]; |
| 998 |
return NO; |
| 999 |
} else if (objectRequest.responseStatusCode == 200) {
|
| 1000 |
*isDirectory = [self isContentTypeDirectory:[objectRequest contentType]]; |
| 1001 |
return YES; |
| 1002 |
} |
| 1003 |
return NO; |
| 1004 |
} |
| 1005 |
|
| 1006 |
// Returns if the caller should proceed, after an interactive check if an object exists |
| 1007 |
// at the given container/object path is performed |
| 1008 |
+ (BOOL)proceedIfObjectExistsAtPithos:(ASIPithos *)pithos containerName:(NSString *)containerName objectName:(NSString *)objectName |
| 1009 |
sharingAccount:(NSString *)sharingAccount {
|
| 1010 |
NSError *error = nil; |
| 1011 |
BOOL isDirectory; |
| 1012 |
BOOL objectExists = [self objectExistsAtPithos:pithos containerName:containerName objectName:objectName |
| 1013 |
error:&error isDirectory:&isDirectory sharingAccount:sharingAccount]; |
| 1014 |
if (error) {
|
| 1015 |
return NO; |
| 1016 |
} else if (objectExists) {
|
| 1017 |
__block NSInteger choice; |
| 1018 |
dispatch_sync(dispatch_get_main_queue(), ^{
|
| 1019 |
NSAlert *alert = [[[NSAlert alloc] init] autorelease]; |
| 1020 |
if (isDirectory) {
|
| 1021 |
[alert setMessageText:@"Directory Exists"]; |
| 1022 |
if (sharingAccount) |
| 1023 |
[alert setInformativeText:[NSString stringWithFormat:@"A directory with path '%@' in the container '%@' of user '%@' already exists, do you want to replace it?", objectName, containerName, sharingAccount]]; |
| 1024 |
else |
| 1025 |
[alert setInformativeText:[NSString stringWithFormat:@"A directory with path '%@' in the container '%@' already exists, do you want to replace it?", objectName, containerName]]; |
| 1026 |
} else {
|
| 1027 |
[alert setMessageText:@"Object Exists"]; |
| 1028 |
if (sharingAccount) |
| 1029 |
[alert setInformativeText:[NSString stringWithFormat:@"An object with path '%@' in the container '%@' of user '%@' already exists, do you want to replace it?", objectName, containerName, sharingAccount]]; |
| 1030 |
else |
| 1031 |
[alert setInformativeText:[NSString stringWithFormat:@"An object with path '%@' in the container '%@' already exists, do you want to replace it?", objectName, containerName]]; |
| 1032 |
} |
| 1033 |
[alert addButtonWithTitle:@"OK"]; |
| 1034 |
[alert addButtonWithTitle:@"Cancel"]; |
| 1035 |
choice = [alert runModal]; |
| 1036 |
}); |
| 1037 |
if (choice == NSAlertSecondButtonReturn) |
| 1038 |
return NO; |
| 1039 |
} |
| 1040 |
return YES; |
| 1041 |
} |
| 1042 |
|
| 1043 |
// List of objects at the given container/object path, with prefix and or delimiter |
| 1044 |
+ (NSArray *)objectsWithPithos:(ASIPithos *)pithos containerName:(NSString *)containerName objectNamePrefix:(NSString *)objectNamePrefix |
| 1045 |
delimiter:(NSString *)delimiter sharingAccount:(NSString *)sharingAccount {
|
| 1046 |
NSMutableArray *objects = [NSMutableArray array]; |
| 1047 |
NSString *marker = nil; |
| 1048 |
do {
|
| 1049 |
ASIPithosContainerRequest *containerRequest = [ASIPithosContainerRequest listObjectsRequestWithPithos:pithos |
| 1050 |
containerName:containerName |
| 1051 |
limit:0 |
| 1052 |
marker:marker |
| 1053 |
prefix:objectNamePrefix |
| 1054 |
delimiter:delimiter |
| 1055 |
path:nil |
| 1056 |
meta:nil |
| 1057 |
shared:NO |
| 1058 |
until:nil]; |
| 1059 |
if (sharingAccount) |
| 1060 |
[containerRequest setRequestUserFromDefaultTo:sharingAccount withPithos:pithos]; |
| 1061 |
ASINetworkQueue *networkQueue = [ASINetworkQueue queue]; |
| 1062 |
[networkQueue go]; |
| 1063 |
[networkQueue addOperations:[NSArray arrayWithObject:[self prepareRequest:containerRequest]] waitUntilFinished:YES]; |
| 1064 |
if ([containerRequest error]) {
|
| 1065 |
[self httpRequestErrorAlertWithRequest:containerRequest]; |
| 1066 |
return nil; |
| 1067 |
} |
| 1068 |
NSArray *someObjects = [containerRequest objects]; |
| 1069 |
[objects addObjectsFromArray:someObjects]; |
| 1070 |
if ([someObjects count] < 10000) |
| 1071 |
marker = nil; |
| 1072 |
else |
| 1073 |
marker = [[someObjects lastObject] name]; |
| 1074 |
} while (marker); |
| 1075 |
return objects; |
| 1076 |
} |
| 1077 |
|
| 1078 |
// List of objects at the given container/object path, that may be a subdir or an application/directory, |
| 1079 |
// with prefix and or delimiter |
| 1080 |
+ (NSArray *)objectsForSubdirWithPithos:(ASIPithos *)pithos containerName:(NSString *)containerName objectName:(NSString *)objectName |
| 1081 |
delimiter:(NSString *)delimiter sharingAccount:(NSString *)sharingAccount {
|
| 1082 |
NSString *subdirNamePrefix = [NSString stringWithString:objectName]; |
| 1083 |
if (![subdirNamePrefix hasSuffix:@"/"]) |
| 1084 |
subdirNamePrefix = [subdirNamePrefix stringByAppendingString:@"/"]; |
| 1085 |
return [self objectsWithPithos:pithos containerName:containerName objectNamePrefix:subdirNamePrefix |
| 1086 |
delimiter:delimiter sharingAccount:sharingAccount]; |
| 1087 |
} |
| 1088 |
|
| 1089 |
// A safe object name at the given container/object path |
| 1090 |
// The original name has " %d" appended to it before any ".*" suffix, for the first integer that produces a name that is free to use |
| 1091 |
// If the original name hasn't got a "." but has a "/" suffix, then it is replaced with " %d/" instead |
| 1092 |
// Subdirs are taken into consideration |
| 1093 |
+ (NSString *)safeObjectNameForPithos:(ASIPithos *)pithos containerName:(NSString *)containerName objectName:(NSString *)objectName {
|
| 1094 |
NSString *objectNamePrefix; |
| 1095 |
NSString *objectNameExtraSuffix; |
| 1096 |
NSRange lastDotRange = [objectName rangeOfString:@"." options:NSBackwardsSearch]; |
| 1097 |
if (lastDotRange.length == 1) {
|
| 1098 |
objectNamePrefix = [objectName substringToIndex:lastDotRange.location]; |
| 1099 |
objectNameExtraSuffix = [objectName substringFromIndex:lastDotRange.location]; |
| 1100 |
} else if ([objectName hasSuffix:@"/"]) {
|
| 1101 |
objectNamePrefix = [objectName substringToIndex:([objectName length] - 1)]; |
| 1102 |
objectNameExtraSuffix = [NSString stringWithString:@"/"]; |
| 1103 |
} else {
|
| 1104 |
objectNamePrefix = [NSString stringWithString:objectName]; |
| 1105 |
objectNameExtraSuffix = [NSString string]; |
| 1106 |
} |
| 1107 |
NSArray *objects = [self objectsWithPithos:pithos containerName:containerName |
| 1108 |
objectNamePrefix:[objectNamePrefix stringByDeletingLastPathComponent] |
| 1109 |
delimiter:@"/" sharingAccount:nil]; |
| 1110 |
if (objects == nil) |
| 1111 |
return nil; |
| 1112 |
if ([objects count] == 0) |
| 1113 |
return objectName; |
| 1114 |
NSMutableArray *objectNames = [NSMutableArray arrayWithArray: |
| 1115 |
[[objects objectsAtIndexes: |
| 1116 |
[objects indexesOfObjectsPassingTest:^(ASIPithosObject *pithosObject, NSUInteger idx, BOOL *stop){
|
| 1117 |
if (pithosObject.subdir) |
| 1118 |
return NO; |
| 1119 |
return YES; |
| 1120 |
}]] valueForKey:@"name"]]; |
| 1121 |
for (NSString *name in [[objects objectsAtIndexes: |
| 1122 |
[objects indexesOfObjectsPassingTest:^(ASIPithosObject *pithosObject, NSUInteger idx, BOOL *stop){
|
| 1123 |
if (pithosObject.subdir) |
| 1124 |
return YES; |
| 1125 |
return NO; |
| 1126 |
}]] valueForKey:@"name"]) {
|
| 1127 |
[objectNames addObject:[name substringToIndex:([name length] - 1)]]; |
| 1128 |
} |
| 1129 |
if (![objectNames containsObject:objectName]) |
| 1130 |
return objectName; |
| 1131 |
NSUInteger objectNameSuffix = 2; |
| 1132 |
NSString *safeObjectName; |
| 1133 |
do {
|
| 1134 |
safeObjectName = [objectNamePrefix stringByAppendingFormat:@" %lu%@", objectNameSuffix, objectNameExtraSuffix]; |
| 1135 |
objectNameSuffix++; |
| 1136 |
} while ([objectNames containsObject:safeObjectName]); |
| 1137 |
return safeObjectName; |
| 1138 |
} |
| 1139 |
|
| 1140 |
// A safe object name at the given container/object path that may be a subdir or application/directory |
| 1141 |
// The original name has " %d" appended to it, for the first integer that produces a name that is free to use |
| 1142 |
// If the original name has a "/" suffix, then it is replaced with " %d/" instead |
| 1143 |
// Subdirs are taken into consideration |
| 1144 |
+ (NSString *)safeSubdirNameForPithos:(ASIPithos *)pithos containerName:(NSString *)containerName subdirName:(NSString *)subdirName {
|
| 1145 |
NSString *subdirNamePrefix; |
| 1146 |
NSString *subdirNameExtraSuffix; |
| 1147 |
if ([subdirName hasSuffix:@"/"]) {
|
| 1148 |
subdirNamePrefix = [subdirName substringToIndex:([subdirName length] - 1)]; |
| 1149 |
subdirNameExtraSuffix = [NSString stringWithString:@"/"]; |
| 1150 |
} else {
|
| 1151 |
subdirNamePrefix = [NSString stringWithString:subdirName]; |
| 1152 |
subdirNameExtraSuffix = [NSString string]; |
| 1153 |
} |
| 1154 |
NSArray *objects = [self objectsWithPithos:pithos containerName:containerName |
| 1155 |
objectNamePrefix:[subdirNamePrefix stringByDeletingLastPathComponent] |
| 1156 |
delimiter:@"/" sharingAccount:nil]; |
| 1157 |
if (objects == nil) |
| 1158 |
return nil; |
| 1159 |
if ([objects count] == 0) |
| 1160 |
return subdirName; |
| 1161 |
NSMutableArray *objectNames = [NSMutableArray arrayWithArray: |
| 1162 |
[[objects objectsAtIndexes: |
| 1163 |
[objects indexesOfObjectsPassingTest:^(ASIPithosObject *pithosObject, NSUInteger idx, BOOL *stop){
|
| 1164 |
if (pithosObject.subdir) |
| 1165 |
return NO; |
| 1166 |
return YES; |
| 1167 |
}]] valueForKey:@"name"]]; |
| 1168 |
for (NSString *name in [[objects objectsAtIndexes: |
| 1169 |
[objects indexesOfObjectsPassingTest:^(ASIPithosObject *pithosObject, NSUInteger idx, BOOL *stop){
|
| 1170 |
if (pithosObject.subdir) |
| 1171 |
return YES; |
| 1172 |
return NO; |
| 1173 |
}]] valueForKey:@"name"]) {
|
| 1174 |
[objectNames addObject:[name substringToIndex:([name length] - 1)]]; |
| 1175 |
} |
| 1176 |
if (![objectNames containsObject:subdirNamePrefix]) |
| 1177 |
return subdirName; |
| 1178 |
NSUInteger subdirNameSuffix = 2; |
| 1179 |
NSString *safeSubdirName; |
| 1180 |
do {
|
| 1181 |
safeSubdirName = [subdirNamePrefix stringByAppendingFormat:@" %lu", subdirNameSuffix]; |
| 1182 |
subdirNameSuffix++; |
| 1183 |
} while ([objectNames containsObject:safeSubdirName]); |
| 1184 |
return [safeSubdirName stringByAppendingString:subdirNameExtraSuffix]; |
| 1185 |
} |
| 1186 |
|
| 1187 |
#pragma mark - |
| 1188 |
#pragma mark Alerts |
| 1189 |
|
| 1190 |
+ (void)httpRequestErrorAlertWithRequest:(ASIPithosRequest *)request {
|
| 1191 |
if (request.responseStatusCode == 401) {
|
| 1192 |
[self httpAuthenticationError]; |
| 1193 |
return; |
| 1194 |
} |
| 1195 |
NSString *message = [NSString stringWithFormat: |
| 1196 |
@"HTTP request error: %@\n%@ URL: %@\nRequest Headers: %@\nResponse Headers: %@\nResponse String: %@", |
| 1197 |
[[request error] localizedDescription], |
| 1198 |
request.requestMethod, |
| 1199 |
request.url, |
| 1200 |
[request requestHeaders], |
| 1201 |
[request responseHeaders], |
| 1202 |
[request responseString]]; |
| 1203 |
NSLog(@"%@", message); |
| 1204 |
dispatch_async(dispatch_get_main_queue(), ^{
|
| 1205 |
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; |
| 1206 |
NSAlert *alert = [[[NSAlert alloc] init] autorelease]; |
| 1207 |
[alert setMessageText:@"HTTP Request Error"]; |
| 1208 |
[alert setInformativeText:message]; |
| 1209 |
[alert addButtonWithTitle:@"OK"]; |
| 1210 |
[alert runModal]; |
| 1211 |
[pool drain]; |
| 1212 |
}); |
| 1213 |
} |
| 1214 |
|
| 1215 |
+ (void)unexpectedResponseStatusAlertWithRequest:(ASIPithosRequest *)request {
|
| 1216 |
if (request.responseStatusCode == 401) {
|
| 1217 |
[self httpAuthenticationError]; |
| 1218 |
return; |
| 1219 |
} |
| 1220 |
NSString *message = [NSString stringWithFormat: |
| 1221 |
@"Unexpected response status %d: %@\n%@ URL: %@\nRequest Headers: %@\nResponse Headers: %@\nResponse String: %@", |
| 1222 |
request.responseStatusCode, |
| 1223 |
request.responseStatusMessage, |
| 1224 |
request.requestMethod, |
| 1225 |
request.url, |
| 1226 |
[request requestHeaders], |
| 1227 |
[request responseHeaders], |
| 1228 |
[request responseString]]; |
| 1229 |
NSLog(@"%@", message); |
| 1230 |
dispatch_async(dispatch_get_main_queue(), ^{
|
| 1231 |
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; |
| 1232 |
NSAlert *alert = [[[NSAlert alloc] init] autorelease]; |
| 1233 |
[alert setMessageText:@"Unexpected Response Status"]; |
| 1234 |
[alert setInformativeText:message]; |
| 1235 |
[alert addButtonWithTitle:@"OK"]; |
| 1236 |
[alert runModal]; |
| 1237 |
[pool drain]; |
| 1238 |
}); |
| 1239 |
} |
| 1240 |
|
| 1241 |
+ (void)httpAuthenticationError {
|
| 1242 |
dispatch_async(dispatch_get_main_queue(), ^{
|
| 1243 |
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; |
| 1244 |
NSAlert *alert = [[[NSAlert alloc] init] autorelease]; |
| 1245 |
[alert setMessageText:@"Authentication Error"]; |
| 1246 |
[alert setInformativeText:@"Authentication error, please check your token or login again"]; |
| 1247 |
[alert addButtonWithTitle:@"OK"]; |
| 1248 |
[alert runModal]; |
| 1249 |
[pool drain]; |
| 1250 |
}); |
| 1251 |
} |
| 1252 |
|
| 1253 |
+ (void)fileActionFailedAlertWithTitle:(NSString *)title message:(NSString *)message error:(NSError *)error {
|
| 1254 |
dispatch_async(dispatch_get_main_queue(), ^{
|
| 1255 |
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; |
| 1256 |
NSAlert *alert = [[[NSAlert alloc] init] autorelease]; |
| 1257 |
[alert setMessageText:title]; |
| 1258 |
if (error) |
| 1259 |
[alert setInformativeText:[NSString stringWithFormat:@"%@: %@", message, [error localizedDescription]]]; |
| 1260 |
else |
| 1261 |
[alert setInformativeText:message]; |
| 1262 |
[alert addButtonWithTitle:@"OK"]; |
| 1263 |
[alert runModal]; |
| 1264 |
[pool drain]; |
| 1265 |
}); |
| 1266 |
} |
| 1267 |
|
| 1268 |
#pragma mark - |
| 1269 |
#pragma mark Request Helper Methods |
| 1270 |
|
| 1271 |
+ (ASIPithosRequest *)prepareRequest:(ASIPithosRequest *)request priority:(NSOperationQueuePriority)priority {
|
| 1272 |
[request setTimeOutSeconds:60]; |
| 1273 |
request.numberOfTimesToRetryOnTimeout = 10; |
| 1274 |
[request setQueuePriority:priority]; |
| 1275 |
return request; |
| 1276 |
} |
| 1277 |
|
| 1278 |
+ (ASIPithosRequest *)prepareRequest:(ASIPithosRequest *)request {
|
| 1279 |
return [self prepareRequest:request priority:NSOperationQueuePriorityNormal]; |
| 1280 |
} |
| 1281 |
|
| 1282 |
+ (ASIPithosRequest *)copyRequest:(ASIPithosRequest *)request {
|
| 1283 |
NSMutableDictionary *userInfo = (NSMutableDictionary *)[[request.userInfo retain] autorelease]; |
| 1284 |
request.userInfo = nil; |
| 1285 |
ASIPithosRequest *newRequest = [request copy]; |
| 1286 |
newRequest.userInfo = userInfo; |
| 1287 |
return newRequest; |
| 1288 |
} |
| 1289 |
|
| 1290 |
@end |