Synnefo » Pithos MacOS & iOS Common Lib

//

//  ASICloudFilesRequest.m

//  Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest

//

//  Created by Michael Mayo on 22/12/09.

//  Copyright 2009 All-Seeing Interactive. All rights reserved.

//

// A class for accessing data stored on Rackspace's Cloud Files Service

// http://www.rackspacecloud.com/cloud_hosting_products/files

// 

// Cloud Files Developer Guide:

// http://docs.rackspacecloud.com/servers/api/cs-devguide-latest.pdf

#import "ASICloudFilesRequest.h"

static NSString *username = nil;

static NSString *apiKey = nil;

static NSString *authToken = nil;

static NSString *storageURL = nil;

static NSString *cdnManagementURL = nil;

static NSString *rackspaceCloudAuthURL = @"https://auth.api.rackspacecloud.com/v1.0";

static NSRecursiveLock *accessDetailsLock = nil;

@implementation ASICloudFilesRequest

+ (void)initialize

{

	if (self == [ASICloudFilesRequest class]) {

		accessDetailsLock = [[NSRecursiveLock alloc] init];

	}

}

#pragma mark -

#pragma mark Attributes and Service URLs

+ (NSString *)authToken {

	return authToken;

}

+ (NSString *)storageURL {

	return storageURL;

}

+ (NSString *)cdnManagementURL {

	return cdnManagementURL;

}

#pragma mark -

#pragma mark Authentication

+ (id)authenticationRequest

{

	[accessDetailsLock lock];

	ASIHTTPRequest *request = [[[ASIHTTPRequest alloc] initWithURL:[NSURL URLWithString:rackspaceCloudAuthURL]] autorelease];

	[request addRequestHeader:@"X-Auth-User" value:username];

	[request addRequestHeader:@"X-Auth-Key" value:apiKey];

	[accessDetailsLock unlock];

	return request;

}

+ (NSError *)authenticate

{

	[accessDetailsLock lock];

	ASIHTTPRequest *request = [ASICloudFilesRequest authenticationRequest];

	[request startSynchronous];

	if (![request error]) {

		NSDictionary *responseHeaders = [request responseHeaders];

		authToken = [responseHeaders objectForKey:@"X-Auth-Token"];

		storageURL = [responseHeaders objectForKey:@"X-Storage-Url"];

		cdnManagementURL = [responseHeaders objectForKey:@"X-Cdn-Management-Url"];

	}

	[accessDetailsLock unlock];

	return [request error];

}

+ (NSString *)username

{

	return username;

}

+ (void)setUsername:(NSString *)newUsername

{

	[accessDetailsLock lock];

	[username release];

	username = [newUsername retain];

	[accessDetailsLock unlock];

}

+ (NSString *)apiKey {

	return apiKey;

}

+ (void)setApiKey:(NSString *)newApiKey

{

	[accessDetailsLock lock];

	[apiKey release];

	apiKey = [newApiKey retain];

	[accessDetailsLock unlock];

}

#pragma mark -

#pragma mark Date Parser

-(NSDate *)dateFromString:(NSString *)dateString

{

	// We store our date formatter in the calling thread's dictionary

	// NSDateFormatter is not thread-safe, this approach ensures each formatter is only used on a single thread

	// This formatter can be reused many times in parsing a single response, so it would be expensive to keep creating new date formatters

	NSMutableDictionary *threadDict = [[NSThread currentThread] threadDictionary];

	NSDateFormatter *dateFormatter = [threadDict objectForKey:@"ASICloudFilesResponseDateFormatter"];

	if (dateFormatter == nil) {

		dateFormatter = [[[NSDateFormatter alloc] init] autorelease];

		[dateFormatter setLocale:[[[NSLocale alloc] initWithLocaleIdentifier:@"en_US_POSIX"] autorelease]];

		// example: 2009-11-04T19:46:20.192723

		[dateFormatter setDateFormat:@"yyyy-MM-dd'T'H:mm:ss.SSSSSS"];

		[threadDict setObject:dateFormatter forKey:@"ASICloudFilesResponseDateFormatter"];

	}

	return [dateFormatter dateFromString:dateString];

}

@end