622 lines
26 KiB
Objective-C
622 lines
26 KiB
Objective-C
// AFHTTPClient.m
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//
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// Copyright (c) 2011 Gowalla (http://gowalla.com/)
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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#import <Foundation/Foundation.h>
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#import "AFHTTPClient.h"
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#import "AFHTTPRequestOperation.h"
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#import "AFJSONUtilities.h"
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#import <Availability.h>
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#if __IPHONE_OS_VERSION_MIN_REQUIRED
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#import <UIKit/UIKit.h>
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#endif
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#ifdef _SYSTEMCONFIGURATION_H
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#import <SystemConfiguration/SystemConfiguration.h>
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#endif
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NSString * const AFNetworkingReachabilityDidChangeNotification = @"com.alamofire.networking.reachability.change";
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static NSString * const kAFMultipartFormLineDelimiter = @"\r\n"; // CRLF
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static NSString * const kAFMultipartFormBoundary = @"Boundary+0xAbCdEfGbOuNdArY";
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@interface AFMultipartFormData : NSObject <AFMultipartFormData> {
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@private
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NSStringEncoding _stringEncoding;
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NSMutableData *_mutableData;
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}
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@property (readonly) NSData *data;
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- (id)initWithStringEncoding:(NSStringEncoding)encoding;
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@end
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#pragma mark -
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#ifdef _SYSTEMCONFIGURATION_H
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typedef SCNetworkReachabilityRef AFNetworkReachabilityRef;
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#else
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typedef id AFNetworkReachabilityRef;
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#endif
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typedef void (^AFNetworkReachabilityStatusBlock)(BOOL isNetworkReachable);
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typedef void (^AFCompletionBlock)(void);
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static NSUInteger const kAFHTTPClientDefaultMaxConcurrentOperationCount = 4;
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static NSString * AFBase64EncodedStringFromString(NSString *string) {
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NSData *data = [NSData dataWithBytes:[string UTF8String] length:[string lengthOfBytesUsingEncoding:NSUTF8StringEncoding]];
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NSUInteger length = [data length];
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NSMutableData *mutableData = [NSMutableData dataWithLength:((length + 2) / 3) * 4];
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uint8_t *input = (uint8_t *)[data bytes];
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uint8_t *output = (uint8_t *)[mutableData mutableBytes];
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for (NSUInteger i = 0; i < length; i += 3) {
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NSUInteger value = 0;
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for (NSUInteger j = i; j < (i + 3); j++) {
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value <<= 8;
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if (j < length) {
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value |= (0xFF & input[j]);
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}
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}
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static uint8_t const kAFBase64EncodingTable[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
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NSUInteger idx = (i / 3) * 4;
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output[idx + 0] = kAFBase64EncodingTable[(value >> 18) & 0x3F];
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output[idx + 1] = kAFBase64EncodingTable[(value >> 12) & 0x3F];
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output[idx + 2] = (i + 1) < length ? kAFBase64EncodingTable[(value >> 6) & 0x3F] : '=';
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output[idx + 3] = (i + 2) < length ? kAFBase64EncodingTable[(value >> 0) & 0x3F] : '=';
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}
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return [[[NSString alloc] initWithData:mutableData encoding:NSASCIIStringEncoding] autorelease];
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}
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NSString * AFURLEncodedStringFromStringWithEncoding(NSString *string, NSStringEncoding encoding) {
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static NSString * const kAFLegalCharactersToBeEscaped = @"?!@#$^&%*+,:;='\"`<>()[]{}/\\|~ ";
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// Following the suggestion in documentation for `CFURLCreateStringByAddingPercentEscapes` to "pre-process" URL strings (using stringByReplacingPercentEscapesUsingEncoding) with unpredictable sequences that may already contain percent escapes.
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return [(NSString *)CFURLCreateStringByAddingPercentEscapes(kCFAllocatorDefault, (CFStringRef)[string stringByReplacingPercentEscapesUsingEncoding:encoding], NULL, (CFStringRef)kAFLegalCharactersToBeEscaped, CFStringConvertNSStringEncodingToEncoding(encoding)) autorelease];
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}
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NSString * AFQueryStringFromParametersWithEncoding(NSDictionary *parameters, NSStringEncoding encoding) {
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NSMutableArray *mutableParameterComponents = [NSMutableArray array];
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for (id key in [parameters allKeys]) {
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id value = [parameters valueForKey:key];
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if ([value isKindOfClass:[NSArray class]]) {
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NSString *arrayKey = AFURLEncodedStringFromStringWithEncoding([NSString stringWithFormat:@"%@[]", [key description]], encoding);
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for (id arrayValue in value) {
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NSString *component = [NSString stringWithFormat:@"%@=%@", arrayKey, AFURLEncodedStringFromStringWithEncoding([arrayValue description], encoding)];
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[mutableParameterComponents addObject:component];
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}
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} else {
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NSString *component = [NSString stringWithFormat:@"%@=%@", AFURLEncodedStringFromStringWithEncoding([key description], encoding), AFURLEncodedStringFromStringWithEncoding([value description], encoding)];
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[mutableParameterComponents addObject:component];
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}
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}
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return [mutableParameterComponents componentsJoinedByString:@"&"];
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}
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static NSString * AFJSONStringFromParameters(NSDictionary *parameters) {
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NSError *error = nil;
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NSData *JSONData = AFJSONEncode(parameters, &error);
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if (!error) {
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return [[[NSString alloc] initWithData:JSONData encoding:NSUTF8StringEncoding] autorelease];
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} else {
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return nil;
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}
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}
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static NSString * AFPropertyListStringFromParameters(NSDictionary *parameters) {
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NSString *propertyListString = nil;
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NSError *error = nil;
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NSData *propertyListData = [NSPropertyListSerialization dataWithPropertyList:parameters format:NSPropertyListXMLFormat_v1_0 options:0 error:&error];
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if (!error) {
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propertyListString = [[[NSString alloc] initWithData:propertyListData encoding:NSUTF8StringEncoding] autorelease];
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}
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return propertyListString;
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}
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@interface AFHTTPClient ()
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@property (readwrite, nonatomic, retain) NSURL *baseURL;
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@property (readwrite, nonatomic, retain) NSMutableArray *registeredHTTPOperationClassNames;
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@property (readwrite, nonatomic, retain) NSMutableDictionary *defaultHeaders;
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@property (readwrite, nonatomic, retain) NSOperationQueue *operationQueue;
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@property (readwrite, nonatomic, assign) AFNetworkReachabilityRef networkReachability;
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@property (readwrite, nonatomic, copy) AFNetworkReachabilityStatusBlock networkReachabilityStatusBlock;
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#ifdef _SYSTEMCONFIGURATION_H
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- (void)startMonitoringNetworkReachability;
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- (void)stopMonitoringNetworkReachability;
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#endif
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@end
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@implementation AFHTTPClient
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@synthesize baseURL = _baseURL;
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@synthesize stringEncoding = _stringEncoding;
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@synthesize parameterEncoding = _parameterEncoding;
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@synthesize registeredHTTPOperationClassNames = _registeredHTTPOperationClassNames;
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@synthesize defaultHeaders = _defaultHeaders;
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@synthesize operationQueue = _operationQueue;
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@synthesize networkReachability = _networkReachability;
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@synthesize networkReachabilityStatusBlock = _networkReachabilityStatusBlock;
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+ (AFHTTPClient *)clientWithBaseURL:(NSURL *)url {
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return [[[self alloc] initWithBaseURL:url] autorelease];
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}
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- (id)initWithBaseURL:(NSURL *)url {
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self = [super init];
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if (!self) {
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return nil;
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}
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self.baseURL = url;
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self.stringEncoding = NSUTF8StringEncoding;
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self.parameterEncoding = AFFormURLParameterEncoding;
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self.registeredHTTPOperationClassNames = [NSMutableArray array];
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self.defaultHeaders = [NSMutableDictionary dictionary];
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// Accept-Encoding HTTP Header; see http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.3
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[self setDefaultHeader:@"Accept-Encoding" value:@"gzip"];
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// Accept-Language HTTP Header; see http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.4
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NSString *preferredLanguageCodes = [[NSLocale preferredLanguages] componentsJoinedByString:@", "];
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[self setDefaultHeader:@"Accept-Language" value:[NSString stringWithFormat:@"%@, en-us;q=0.8", preferredLanguageCodes]];
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#if __IPHONE_OS_VERSION_MIN_REQUIRED
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// User-Agent Header; see http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.43
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[self setDefaultHeader:@"User-Agent" value:[NSString stringWithFormat:@"%@/%@ (%@, %@ %@, %@, Scale/%f)", [[[NSBundle mainBundle] infoDictionary] objectForKey:(NSString *)kCFBundleIdentifierKey], [[[NSBundle mainBundle] infoDictionary] objectForKey:(NSString *)kCFBundleVersionKey], @"unknown", [[UIDevice currentDevice] systemName], [[UIDevice currentDevice] systemVersion], [[UIDevice currentDevice] model], ([[UIScreen mainScreen] respondsToSelector:@selector(scale)] ? [[UIScreen mainScreen] scale] : 1.0)]];
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#elif __MAC_OS_X_VERSION_MIN_REQUIRED
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[self setDefaultHeader:@"User-Agent" value:[NSString stringWithFormat:@"%@/%@ (%@)", [[[NSBundle mainBundle] infoDictionary] objectForKey:(NSString *)kCFBundleIdentifierKey], [[[NSBundle mainBundle] infoDictionary] objectForKey:(NSString *)kCFBundleVersionKey], @"unknown"]];
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#endif
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#ifdef _SYSTEMCONFIGURATION_H
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[self startMonitoringNetworkReachability];
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#endif
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self.operationQueue = [[[NSOperationQueue alloc] init] autorelease];
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[self.operationQueue setMaxConcurrentOperationCount:kAFHTTPClientDefaultMaxConcurrentOperationCount];
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return self;
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}
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- (void)dealloc {
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#ifdef _SYSTEMCONFIGURATION_H
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[self stopMonitoringNetworkReachability];
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#endif
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[_baseURL release];
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[_registeredHTTPOperationClassNames release];
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[_defaultHeaders release];
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[_operationQueue release];
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[_networkReachabilityStatusBlock release];
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[super dealloc];
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}
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- (NSString *)description {
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return [NSString stringWithFormat:@"<%@: %p, baseURL: %@, defaultHeaders: %@, registeredOperationClasses: %@, operationQueue: %@>", NSStringFromClass([self class]), self, [self.baseURL absoluteString], self.defaultHeaders, self.registeredHTTPOperationClassNames, self.operationQueue];
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}
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#pragma mark -
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#ifdef _SYSTEMCONFIGURATION_H
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static void AFReachabilityCallback(SCNetworkReachabilityRef __unused target, SCNetworkReachabilityFlags flags, void *info) {
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BOOL isReachable = ((flags & kSCNetworkReachabilityFlagsReachable) != 0);
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BOOL needsConnection = ((flags & kSCNetworkReachabilityFlagsConnectionRequired) != 0);
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BOOL isNetworkReachable = (isReachable && !needsConnection);
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AFNetworkReachabilityStatusBlock block = (AFNetworkReachabilityStatusBlock)info;
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if (block) {
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block(isNetworkReachable);
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}
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[[NSNotificationCenter defaultCenter] postNotificationName:AFNetworkingReachabilityDidChangeNotification object:[NSNumber numberWithBool:isNetworkReachable]];
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}
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- (void)startMonitoringNetworkReachability {
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[self stopMonitoringNetworkReachability];
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self.networkReachability = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, [[self.baseURL host] UTF8String]);
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SCNetworkReachabilityContext context = {0, self.networkReachabilityStatusBlock, NULL, NULL, NULL};
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SCNetworkReachabilitySetCallback(self.networkReachability, AFReachabilityCallback, &context);
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SCNetworkReachabilityScheduleWithRunLoop(self.networkReachability, CFRunLoopGetMain(), (CFStringRef)NSRunLoopCommonModes);
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}
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- (void)stopMonitoringNetworkReachability {
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if (_networkReachability) {
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SCNetworkReachabilityUnscheduleFromRunLoop(_networkReachability, CFRunLoopGetMain(), (CFStringRef)NSRunLoopCommonModes);
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CFRelease(_networkReachability);
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}
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}
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- (void)setReachabilityStatusChangeBlock:(void (^)(BOOL isNetworkReachable))block {
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self.networkReachabilityStatusBlock = block;
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[self startMonitoringNetworkReachability];
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}
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#endif
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#pragma mark -
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- (BOOL)registerHTTPOperationClass:(Class)operationClass {
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if (![operationClass isSubclassOfClass:[AFHTTPRequestOperation class]]) {
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return NO;
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}
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NSString *className = NSStringFromClass(operationClass);
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[self.registeredHTTPOperationClassNames removeObject:className];
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[self.registeredHTTPOperationClassNames insertObject:className atIndex:0];
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return YES;
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}
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- (void)unregisterHTTPOperationClass:(Class)operationClass {
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NSString *className = NSStringFromClass(operationClass);
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[self.registeredHTTPOperationClassNames removeObject:className];
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}
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#pragma mark -
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- (NSString *)defaultValueForHeader:(NSString *)header {
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return [self.defaultHeaders valueForKey:header];
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}
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- (void)setDefaultHeader:(NSString *)header value:(NSString *)value {
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[self.defaultHeaders setValue:value forKey:header];
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}
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- (void)setAuthorizationHeaderWithUsername:(NSString *)username password:(NSString *)password {
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NSString *basicAuthCredentials = [NSString stringWithFormat:@"%@:%@", username, password];
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[self setDefaultHeader:@"Authorization" value:[NSString stringWithFormat:@"Basic %@", AFBase64EncodedStringFromString(basicAuthCredentials)]];
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}
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- (void)setAuthorizationHeaderWithToken:(NSString *)token {
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[self setDefaultHeader:@"Authorization" value:[NSString stringWithFormat:@"Token token=\"%@\"", token]];
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}
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- (void)clearAuthorizationHeader {
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[self.defaultHeaders removeObjectForKey:@"Authorization"];
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}
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#pragma mark -
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- (NSMutableURLRequest *)requestWithMethod:(NSString *)method
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path:(NSString *)path
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parameters:(NSDictionary *)parameters
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{
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NSURL *url = [NSURL URLWithString:path relativeToURL:self.baseURL];
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NSMutableURLRequest *request = [[[NSMutableURLRequest alloc] initWithURL:url] autorelease];
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[request setHTTPMethod:method];
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[request setAllHTTPHeaderFields:self.defaultHeaders];
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if (parameters) {
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if ([method isEqualToString:@"GET"] || [method isEqualToString:@"HEAD"] || [method isEqualToString:@"DELETE"]) {
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url = [NSURL URLWithString:[[url absoluteString] stringByAppendingFormat:[path rangeOfString:@"?"].location == NSNotFound ? @"?%@" : @"&%@", AFQueryStringFromParametersWithEncoding(parameters, self.stringEncoding)]];
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[request setURL:url];
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} else {
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NSString *charset = (NSString *)CFStringConvertEncodingToIANACharSetName(CFStringConvertNSStringEncodingToEncoding(self.stringEncoding));
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switch (self.parameterEncoding) {
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case AFFormURLParameterEncoding:;
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[request setValue:[NSString stringWithFormat:@"application/x-www-form-urlencoded; charset=%@", charset] forHTTPHeaderField:@"Content-Type"];
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[request setHTTPBody:[AFQueryStringFromParametersWithEncoding(parameters, self.stringEncoding) dataUsingEncoding:self.stringEncoding]];
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break;
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case AFJSONParameterEncoding:;
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[request setValue:[NSString stringWithFormat:@"application/json; charset=%@", charset] forHTTPHeaderField:@"Content-Type"];
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[request setHTTPBody:[AFJSONStringFromParameters(parameters) dataUsingEncoding:self.stringEncoding]];
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break;
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case AFPropertyListParameterEncoding:;
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[request setValue:[NSString stringWithFormat:@"application/x-plist; charset=%@", charset] forHTTPHeaderField:@"Content-Type"];
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[request setHTTPBody:[AFPropertyListStringFromParameters(parameters) dataUsingEncoding:self.stringEncoding]];
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break;
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}
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}
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}
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return request;
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}
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- (NSMutableURLRequest *)multipartFormRequestWithMethod:(NSString *)method
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path:(NSString *)path
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parameters:(NSDictionary *)parameters
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constructingBodyWithBlock:(void (^)(id <AFMultipartFormData>formData))block
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{
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NSMutableURLRequest *request = [self requestWithMethod:method path:path parameters:nil];
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__block AFMultipartFormData *formData = [[AFMultipartFormData alloc] initWithStringEncoding:self.stringEncoding];
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id key = nil;
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NSEnumerator *enumerator = [parameters keyEnumerator];
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while ((key = [enumerator nextObject])) {
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id value = [parameters valueForKey:key];
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NSData *data = nil;
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if ([value isKindOfClass:[NSData class]]) {
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data = value;
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} else {
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data = [[value description] dataUsingEncoding:self.stringEncoding];
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}
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[formData appendPartWithFormData:data name:[key description]];
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}
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if (block) {
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block(formData);
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}
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[request setValue:[NSString stringWithFormat:@"multipart/form-data; boundary=%@", kAFMultipartFormBoundary] forHTTPHeaderField:@"Content-Type"];
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[request setHTTPBody:[formData data]];
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[formData autorelease];
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return request;
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}
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- (AFHTTPRequestOperation *)HTTPRequestOperationWithRequest:(NSURLRequest *)urlRequest
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success:(void (^)(AFHTTPRequestOperation *operation, id responseObject))success
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failure:(void (^)(AFHTTPRequestOperation *operation, NSError *error))failure
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{
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AFHTTPRequestOperation *operation = nil;
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NSString *className = nil;
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NSEnumerator *enumerator = [self.registeredHTTPOperationClassNames reverseObjectEnumerator];
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while (!operation && (className = [enumerator nextObject])) {
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Class op_class = NSClassFromString(className);
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if (op_class && [op_class canProcessRequest:urlRequest]) {
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operation = [[(AFHTTPRequestOperation *)[op_class alloc] initWithRequest:urlRequest] autorelease];
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}
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}
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if (!operation) {
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operation = [[[AFHTTPRequestOperation alloc] initWithRequest:urlRequest] autorelease];
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}
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[operation setCompletionBlockWithSuccess:success failure:failure];
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return operation;
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}
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#pragma mark -
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- (void)enqueueHTTPRequestOperation:(AFHTTPRequestOperation *)operation {
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[self.operationQueue addOperation:operation];
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}
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- (void)cancelAllHTTPOperationsWithMethod:(NSString *)method path:(NSString *)path {
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for (AFHTTPRequestOperation *operation in [self.operationQueue operations]) {
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if ((!method || [method isEqualToString:[[operation request] HTTPMethod]]) && [path isEqualToString:[[[operation request] URL] path]]) {
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[operation cancel];
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}
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}
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}
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- (void)enqueueBatchOfHTTPRequestOperationsWithRequests:(NSArray *)requests
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progressBlock:(void (^)(NSUInteger numberOfCompletedOperations, NSUInteger totalNumberOfOperations))progressBlock
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completionBlock:(void (^)(NSArray *operations))completionBlock
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{
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NSMutableArray *mutableOperations = [NSMutableArray array];
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for (NSURLRequest *request in requests) {
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AFHTTPRequestOperation *operation = [self HTTPRequestOperationWithRequest:request success:nil failure:nil];
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[mutableOperations addObject:operation];
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}
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[self enqueueBatchOfHTTPRequestOperations:mutableOperations progressBlock:progressBlock completionBlock:completionBlock];
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}
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- (void)enqueueBatchOfHTTPRequestOperations:(NSArray *)operations
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progressBlock:(void (^)(NSUInteger numberOfCompletedOperations, NSUInteger totalNumberOfOperations))progressBlock
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completionBlock:(void (^)(NSArray *operations))completionBlock
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{
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NSBlockOperation *batchedOperation = [NSBlockOperation blockOperationWithBlock:^{
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if (completionBlock) {
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completionBlock(operations);
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}
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}];
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[self.operationQueue addOperation:batchedOperation];
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NSPredicate *finishedOperationPredicate = [NSPredicate predicateWithFormat:@"isFinished == YES"];
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for (AFHTTPRequestOperation *operation in operations) {
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AFCompletionBlock originalCompletionBlock = [[operation.completionBlock copy] autorelease];
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operation.completionBlock = ^{
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if (progressBlock) {
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progressBlock([[batchedOperation.dependencies filteredArrayUsingPredicate:finishedOperationPredicate] count], [batchedOperation.dependencies count]);
|
|
}
|
|
|
|
if (originalCompletionBlock) {
|
|
originalCompletionBlock();
|
|
}
|
|
};
|
|
|
|
[batchedOperation addDependency:operation];
|
|
[self enqueueHTTPRequestOperation:operation];
|
|
}
|
|
}
|
|
|
|
#pragma mark -
|
|
|
|
- (void)getPath:(NSString *)path
|
|
parameters:(NSDictionary *)parameters
|
|
success:(void (^)(AFHTTPRequestOperation *operation, id responseObject))success
|
|
failure:(void (^)(AFHTTPRequestOperation *operation, NSError *error))failure
|
|
{
|
|
NSURLRequest *request = [self requestWithMethod:@"GET" path:path parameters:parameters];
|
|
AFHTTPRequestOperation *operation = [self HTTPRequestOperationWithRequest:request success:success failure:failure];
|
|
[self enqueueHTTPRequestOperation:operation];
|
|
}
|
|
|
|
- (void)postPath:(NSString *)path
|
|
parameters:(NSDictionary *)parameters
|
|
success:(void (^)(AFHTTPRequestOperation *operation, id responseObject))success
|
|
failure:(void (^)(AFHTTPRequestOperation *operation, NSError *error))failure
|
|
{
|
|
NSURLRequest *request = [self requestWithMethod:@"POST" path:path parameters:parameters];
|
|
AFHTTPRequestOperation *operation = [self HTTPRequestOperationWithRequest:request success:success failure:failure];
|
|
[self enqueueHTTPRequestOperation:operation];
|
|
}
|
|
|
|
- (void)putPath:(NSString *)path
|
|
parameters:(NSDictionary *)parameters
|
|
success:(void (^)(AFHTTPRequestOperation *operation, id responseObject))success
|
|
failure:(void (^)(AFHTTPRequestOperation *operation, NSError *error))failure
|
|
{
|
|
NSURLRequest *request = [self requestWithMethod:@"PUT" path:path parameters:parameters];
|
|
AFHTTPRequestOperation *operation = [self HTTPRequestOperationWithRequest:request success:success failure:failure];
|
|
[self enqueueHTTPRequestOperation:operation];
|
|
}
|
|
|
|
- (void)deletePath:(NSString *)path
|
|
parameters:(NSDictionary *)parameters
|
|
success:(void (^)(AFHTTPRequestOperation *operation, id responseObject))success
|
|
failure:(void (^)(AFHTTPRequestOperation *operation, NSError *error))failure
|
|
{
|
|
NSURLRequest *request = [self requestWithMethod:@"DELETE" path:path parameters:parameters];
|
|
AFHTTPRequestOperation *operation = [self HTTPRequestOperationWithRequest:request success:success failure:failure];
|
|
[self enqueueHTTPRequestOperation:operation];
|
|
}
|
|
|
|
@end
|
|
|
|
#pragma mark -
|
|
|
|
static NSString * const kAFMultipartFormCRLF = @"\r\n";
|
|
|
|
static inline NSString * AFMultipartFormInitialBoundary() {
|
|
return [NSString stringWithFormat:@"--%@%@", kAFMultipartFormBoundary, kAFMultipartFormCRLF];
|
|
}
|
|
|
|
static inline NSString * AFMultipartFormEncapsulationBoundary() {
|
|
return [NSString stringWithFormat:@"%@--%@%@", kAFMultipartFormCRLF, kAFMultipartFormBoundary, kAFMultipartFormCRLF];
|
|
}
|
|
|
|
static inline NSString * AFMultipartFormFinalBoundary() {
|
|
return [NSString stringWithFormat:@"%@--%@--%@%@", kAFMultipartFormCRLF, kAFMultipartFormBoundary, kAFMultipartFormCRLF, kAFMultipartFormCRLF];
|
|
}
|
|
|
|
@interface AFMultipartFormData ()
|
|
@property (readwrite, nonatomic, assign) NSStringEncoding stringEncoding;
|
|
@property (readwrite, nonatomic, retain) NSMutableData *mutableData;
|
|
@end
|
|
|
|
@implementation AFMultipartFormData
|
|
@synthesize stringEncoding = _stringEncoding;
|
|
@synthesize mutableData = _mutableData;
|
|
|
|
- (id)initWithStringEncoding:(NSStringEncoding)encoding {
|
|
self = [super init];
|
|
if (!self) {
|
|
return nil;
|
|
}
|
|
|
|
self.stringEncoding = encoding;
|
|
self.mutableData = [NSMutableData dataWithLength:0];
|
|
|
|
return self;
|
|
}
|
|
|
|
- (void)dealloc {
|
|
[_mutableData release];
|
|
[super dealloc];
|
|
}
|
|
|
|
- (NSData *)data {
|
|
NSMutableData *finalizedData = [NSMutableData dataWithData:self.mutableData];
|
|
[finalizedData appendData:[AFMultipartFormFinalBoundary() dataUsingEncoding:self.stringEncoding]];
|
|
return finalizedData;
|
|
}
|
|
|
|
#pragma mark - AFMultipartFormData
|
|
|
|
- (void)appendPartWithHeaders:(NSDictionary *)headers body:(NSData *)body {
|
|
if ([self.mutableData length] == 0) {
|
|
[self appendString:AFMultipartFormInitialBoundary()];
|
|
} else {
|
|
[self appendString:AFMultipartFormEncapsulationBoundary()];
|
|
}
|
|
|
|
for (NSString *field in [headers allKeys]) {
|
|
[self appendString:[NSString stringWithFormat:@"%@: %@%@", field, [headers valueForKey:field], kAFMultipartFormCRLF]];
|
|
}
|
|
|
|
[self appendString:kAFMultipartFormCRLF];
|
|
[self appendData:body];
|
|
}
|
|
|
|
- (void)appendPartWithFormData:(NSData *)data name:(NSString *)name {
|
|
NSMutableDictionary *mutableHeaders = [NSMutableDictionary dictionary];
|
|
[mutableHeaders setValue:[NSString stringWithFormat:@"form-data; name=\"%@\"", name] forKey:@"Content-Disposition"];
|
|
|
|
[self appendPartWithHeaders:mutableHeaders body:data];
|
|
}
|
|
|
|
- (void)appendPartWithFileData:(NSData *)data name:(NSString *)name fileName:(NSString *)fileName mimeType:(NSString *)mimeType {
|
|
NSMutableDictionary *mutableHeaders = [NSMutableDictionary dictionary];
|
|
[mutableHeaders setValue:[NSString stringWithFormat:@"form-data; name=\"%@\"; filename=\"%@\"", name, fileName] forKey:@"Content-Disposition"];
|
|
[mutableHeaders setValue:mimeType forKey:@"Content-Type"];
|
|
|
|
[self appendPartWithHeaders:mutableHeaders body:data];
|
|
}
|
|
|
|
- (BOOL)appendPartWithFileURL:(NSURL *)fileURL name:(NSString *)name error:(NSError **)error {
|
|
if (![fileURL isFileURL]) {
|
|
NSMutableDictionary *userInfo = [NSMutableDictionary dictionary];
|
|
[userInfo setValue:fileURL forKey:NSURLErrorFailingURLErrorKey];
|
|
[userInfo setValue:NSLocalizedString(@"Expected URL to be a file URL", nil) forKey:NSLocalizedFailureReasonErrorKey];
|
|
if (error != NULL) {
|
|
*error = [[[NSError alloc] initWithDomain:AFNetworkingErrorDomain code:NSURLErrorBadURL userInfo:userInfo] autorelease];
|
|
}
|
|
|
|
return NO;
|
|
}
|
|
|
|
NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:fileURL];
|
|
[request setCachePolicy:NSURLCacheStorageNotAllowed];
|
|
|
|
NSURLResponse *response = nil;
|
|
NSData *data = [NSURLConnection sendSynchronousRequest:request returningResponse:&response error:error];
|
|
|
|
if (data && response) {
|
|
[self appendPartWithFileData:data name:name fileName:[response suggestedFilename] mimeType:[response MIMEType]];
|
|
|
|
return YES;
|
|
} else {
|
|
return NO;
|
|
}
|
|
}
|
|
|
|
- (void)appendData:(NSData *)data {
|
|
[self.mutableData appendData:data];
|
|
}
|
|
|
|
- (void)appendString:(NSString *)string {
|
|
[self appendData:[string dataUsingEncoding:self.stringEncoding]];
|
|
}
|
|
|
|
@end
|