Synnefo » Pithos MacOS & iOS Common Lib

//  ASIPithosAccount.h

//  pithos-macos

//

// Copyright 2011 GRNET S.A. All rights reserved.

//

// Redistribution and use in source and binary forms, with or

// without modification, are permitted provided that the following

// conditions are met:

// 

//   1. Redistributions of source code must retain the above

//      copyright notice, this list of conditions and the following

//      disclaimer.

// 

//   2. Redistributions in binary form must reproduce the above

//      copyright notice, this list of conditions and the following

//      disclaimer in the documentation and/or other materials

//      provided with the distribution.

// 

// THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS

// OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR

// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF

// USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED

// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN

// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

// POSSIBILITY OF SUCH DAMAGE.

// 

// The views and conclusions contained in the software and

// documentation are those of the authors and should not be

// interpreted as representing official policies, either expressed

// or implied, of GRNET S.A.

#import <Foundation/Foundation.h>

@interface ASIPithosAccount : NSObject {

	NSString *name;

	NSDate *lastModified;

}

@property (retain) NSString *name;

@property (retain) NSDate *lastModified;

+ (id)account;

@end

//  ASIPithosAccount.m

//  pithos-macos

//

// Copyright 2011 GRNET S.A. All rights reserved.

//

// Redistribution and use in source and binary forms, with or

// without modification, are permitted provided that the following

// conditions are met:

// 

//   1. Redistributions of source code must retain the above

//      copyright notice, this list of conditions and the following

//      disclaimer.

// 

//   2. Redistributions in binary form must reproduce the above

//      copyright notice, this list of conditions and the following

//      disclaimer in the documentation and/or other materials

//      provided with the distribution.

// 

// THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS

// OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR

// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF

// USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED

// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN

// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

// POSSIBILITY OF SUCH DAMAGE.

// 

// The views and conclusions contained in the software and

// documentation are those of the authors and should not be

// interpreted as representing official policies, either expressed

// or implied, of GRNET S.A.

#import "ASIPithosAccount.h"

@implementation ASIPithosAccount

@synthesize name, lastModified;

+ (id)account {

	ASIPithosAccount *account = [[[self alloc] init] autorelease];

	return account;

}

- (NSString *)description {

    return [NSString stringWithFormat:@"name: %@, lastModified: %@", name, lastModified];

}

-(void) dealloc {

    [lastModified release];

	[name release];

	[super dealloc];

}

@end

@synthesize currentContainer;

@synthesize currentObject;

@synthesize currentObject;

#if !TARGET_OS_IPHONE || (TARGET_OS_IPHONE && __IPHONE_OS_VERSION_MAX_ALLOWED < __IPHONE_4_0)

#import "ASINSXMLParserCompat.h"

#endif

@class ASIPithosAccount;

@interface ASIPithosRequest : ASIHTTPRequest <NSXMLParserDelegate> {

    NSMutableArray *sharingAccounts;

	// Internally used while parsing the response

	NSString *currentContent;

	NSString *currentElement;

	ASIPithosAccount *currentAccount;

@property (retain) NSString *currentElement;

@property (retain) NSString *currentContent;

@property (retain) ASIPithosAccount *currentAccount;

// GET authURL

+ (id)listSharingAccountsRequest;

// GET authURL?[limit=limit]&[marker=marker]

+ (id)listSharingAccountsRequestWith:(NSUInteger)limit marker:(NSString *)marker;

+ (NSString *)authUser;

+ (void)setAuthUser:(NSString *)newAuthUser;

+ (NSString *)authKey;

+ (void)setAuthKey:(NSString *)newAuthKey;

+ (NSString *)storageURLPrefix;

+ (void)setStorageURLPrefix:(NSString *)newStorageURLPrefix;

+ (NSString *)storageURLWithAuthUser:(NSString *)anAuthUser;

+ (NSString *)publicURLPrefix;

+ (void)setPublicURLPrefix:(NSString *)newPublicURLPrefix;

#import "ASIPithosAccount.h"

static NSString *authUser = nil;

static NSString *authKey = nil;

static NSString *storageURLPrefix = nil;

static NSString *publicURLPrefix = nil;

@synthesize currentElement, currentContent, currentAccount;

#pragma mark Constructors

+ (id)authRequestWithMethod:(NSString *)method queryString:(NSString *)queryString useAuthToken:(BOOL)useAuthToken {

    NSString *urlString = [NSString stringWithString:authURL];

    if (queryString)

        urlString = [urlString stringByAppendingString:queryString];

	ASIPithosRequest *request = [[[self alloc] initWithURL:[NSURL URLWithString:urlString]] autorelease];

	[request setRequestMethod:method];

    if (useAuthToken)

        [request addRequestHeader:@"X-Auth-Token" value:authToken];

	return request;

}

+ (id)authRequestWithMethod:(NSString *)method useAuthToken:(BOOL)useAuthToken {

	return [self authRequestWithMethod:method queryString:nil useAuthToken:useAuthToken];

}

#pragma mark -

#pragma mark Memory Management

- (void)dealloc {

	[currentAccount release];

    [currentContent release];

    [currentElement release];

    [sharingAccounts release];

	[super dealloc];

}

#pragma mark -

+ (NSString *)authUser {

	return authUser;

+ (void)setAuthUser:(NSString *)newAuthUser {

	[authUser release];

	authUser = [newAuthUser retain];

+ (NSString *)authKey {

	return authKey;

+ (void)setAuthKey:(NSString *)newAuthKey {

	[authKey release];

	authKey = [newAuthKey retain];

	[accessDetailsLock unlock];

}

+ (NSString *)storageURLPrefix {

    return storageURLPrefix;

}

+ (void)setStorageURLPrefix:(NSString *)newStorageURLPrefix {

	[accessDetailsLock lock];

	[storageURLPrefix release];

	storageURLPrefix = [newStorageURLPrefix retain];

    if (storageURL)

        return storageURL;

    else if (storageURLPrefix && authUser)

        return [NSString stringWithFormat:@"%@/%@", storageURLPrefix, [authUser stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];

    return nil;

+ (NSString *)storageURLWithAuthUser:(NSString *)anAuthUser {

    if (storageURLPrefix)

        return [NSString stringWithFormat:@"%@/%@", storageURLPrefix, [anAuthUser stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];

    return nil;

}

+ (NSString *)publicURLPrefix {

    return publicURLPrefix;

}

+ (void)setPublicURLPrefix:(NSString *)newPublicURLPrefix {

    [accessDetailsLock lock];

	[publicURLPrefix release];

	publicURLPrefix = [newPublicURLPrefix retain];

	[accessDetailsLock unlock];

}

    ASIPithosRequest *request = [self authRequestWithMethod:@"GET" useAuthToken:NO];

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

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

#pragma mark GET

// GET authURL

+ (id)listSharingAccountsRequest {

    return [self authRequestWithMethod:@"GET" queryString:@"?format=xml" useAuthToken:YES];

}

// GET authURL?[limit=limit]&[marker=marker]

+ (id)listSharingAccountsRequestWith:(NSUInteger)limit marker:(NSString *)marker {

    NSString *queryString = @"?format=xml";

	if (limit && (limit > 0))

		queryString = [queryString stringByAppendingString:[NSString stringWithFormat:@"&limit=%lu", limit]];

	if (marker)

		queryString = [queryString stringByAppendingString:[NSString stringWithFormat:@"&marker=%@", [marker stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]]];

    return [self authRequestWithMethod:@"GET" queryString:queryString useAuthToken:YES];

}

- (NSArray *)sharingAccounts {

    if (sharingAccounts == nil) {

        sharingAccounts = [[NSMutableArray alloc] init];

        NSXMLParser *parser = [[[NSXMLParser alloc] initWithData:[self responseData]] autorelease];

        [parser setDelegate:self];

        [parser setShouldProcessNamespaces:NO];

        [parser setShouldReportNamespacePrefixes:NO];

        [parser setShouldResolveExternalEntities:NO];

        [parser parse];

    }    

	return sharingAccounts;

}

#pragma mark -

#pragma mark NSXMLParserDelegate

- (void)parser:(NSXMLParser *)parser didStartElement:(NSString *)elementName namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qName attributes:(NSDictionary *)attributeDict {

	self.currentElement = elementName;

	if ([elementName isEqualToString:@"account"]) {

		self.currentAccount = [ASIPithosAccount account];

	}

	self.currentContent = @"";

}

- (void)parser:(NSXMLParser *)parser didEndElement:(NSString *)elementName namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qName {

	if ([elementName isEqualToString:@"name"]) {

        currentAccount.name = currentContent;

    } else if ([elementName isEqualToString:@"last_modified"]) {

        currentAccount.lastModified = [[self dateFormatterWithFormatId:0] dateFromString:currentContent];

	} else if ([elementName isEqualToString:@"account"]) {

		[sharingAccounts addObject:currentAccount];

        self.currentAccount = nil;

	}

}

- (void)parser:(NSXMLParser *)parser foundCharacters:(NSString *)string {

    self.currentContent = [currentContent stringByAppendingString:string];

}

#pragma mark -