NewsBlur/clients/ios/Other Sources/AFNetworking/AFURLResponseSerialization.m

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// AFURLResponseSerialization.m
// Copyright (c) 20112016 Alamofire Software Foundation ( http://alamofire.org/ )
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
#import "AFURLResponseSerialization.h"
#import <TargetConditionals.h>
#if TARGET_OS_IOS
#import <UIKit/UIKit.h>
#elif TARGET_OS_WATCH
#import <WatchKit/WatchKit.h>
#elif defined(__MAC_OS_X_VERSION_MIN_REQUIRED)
#import <Cocoa/Cocoa.h>
#endif
NSString * const AFURLResponseSerializationErrorDomain = @"com.alamofire.error.serialization.response";
NSString * const AFNetworkingOperationFailingURLResponseErrorKey = @"com.alamofire.serialization.response.error.response";
NSString * const AFNetworkingOperationFailingURLResponseDataErrorKey = @"com.alamofire.serialization.response.error.data";
static NSError * AFErrorWithUnderlyingError(NSError *error, NSError *underlyingError) {
if (!error) {
return underlyingError;
}
if (!underlyingError || error.userInfo[NSUnderlyingErrorKey]) {
return error;
}
NSMutableDictionary *mutableUserInfo = [error.userInfo mutableCopy];
mutableUserInfo[NSUnderlyingErrorKey] = underlyingError;
return [[NSError alloc] initWithDomain:error.domain code:error.code userInfo:mutableUserInfo];
}
static BOOL AFErrorOrUnderlyingErrorHasCodeInDomain(NSError *error, NSInteger code, NSString *domain) {
if ([error.domain isEqualToString:domain] && error.code == code) {
return YES;
} else if (error.userInfo[NSUnderlyingErrorKey]) {
return AFErrorOrUnderlyingErrorHasCodeInDomain(error.userInfo[NSUnderlyingErrorKey], code, domain);
}
return NO;
}
static id AFJSONObjectByRemovingKeysWithNullValues(id JSONObject, NSJSONReadingOptions readingOptions) {
if ([JSONObject isKindOfClass:[NSArray class]]) {
NSMutableArray *mutableArray = [NSMutableArray arrayWithCapacity:[(NSArray *)JSONObject count]];
for (id value in (NSArray *)JSONObject) {
[mutableArray addObject:AFJSONObjectByRemovingKeysWithNullValues(value, readingOptions)];
}
return (readingOptions & NSJSONReadingMutableContainers) ? mutableArray : [NSArray arrayWithArray:mutableArray];
} else if ([JSONObject isKindOfClass:[NSDictionary class]]) {
NSMutableDictionary *mutableDictionary = [NSMutableDictionary dictionaryWithDictionary:JSONObject];
for (id <NSCopying> key in [(NSDictionary *)JSONObject allKeys]) {
id value = (NSDictionary *)JSONObject[key];
if (!value || [value isEqual:[NSNull null]]) {
[mutableDictionary removeObjectForKey:key];
} else if ([value isKindOfClass:[NSArray class]] || [value isKindOfClass:[NSDictionary class]]) {
mutableDictionary[key] = AFJSONObjectByRemovingKeysWithNullValues(value, readingOptions);
}
}
return (readingOptions & NSJSONReadingMutableContainers) ? mutableDictionary : [NSDictionary dictionaryWithDictionary:mutableDictionary];
}
return JSONObject;
}
@implementation AFHTTPResponseSerializer
+ (instancetype)serializer {
return [[self alloc] init];
}
- (instancetype)init {
self = [super init];
if (!self) {
return nil;
}
self.acceptableStatusCodes = [NSIndexSet indexSetWithIndexesInRange:NSMakeRange(200, 100)];
self.acceptableContentTypes = nil;
return self;
}
#pragma mark -
- (BOOL)validateResponse:(NSHTTPURLResponse *)response
data:(NSData *)data
error:(NSError * __autoreleasing *)error
{
BOOL responseIsValid = YES;
NSError *validationError = nil;
if (response && [response isKindOfClass:[NSHTTPURLResponse class]]) {
if (self.acceptableContentTypes && ![self.acceptableContentTypes containsObject:[response MIMEType]] &&
!([response MIMEType] == nil && [data length] == 0)) {
if ([data length] > 0 && [response URL]) {
NSMutableDictionary *mutableUserInfo = [@{
NSLocalizedDescriptionKey: [NSString stringWithFormat:NSLocalizedStringFromTable(@"Request failed: unacceptable content-type: %@", @"AFNetworking", nil), [response MIMEType]],
NSURLErrorFailingURLErrorKey:[response URL],
AFNetworkingOperationFailingURLResponseErrorKey: response,
} mutableCopy];
if (data) {
mutableUserInfo[AFNetworkingOperationFailingURLResponseDataErrorKey] = data;
}
validationError = AFErrorWithUnderlyingError([NSError errorWithDomain:AFURLResponseSerializationErrorDomain code:NSURLErrorCannotDecodeContentData userInfo:mutableUserInfo], validationError);
}
responseIsValid = NO;
}
if (self.acceptableStatusCodes && ![self.acceptableStatusCodes containsIndex:(NSUInteger)response.statusCode] && [response URL]) {
NSMutableDictionary *mutableUserInfo = [@{
NSLocalizedDescriptionKey: [NSString stringWithFormat:NSLocalizedStringFromTable(@"Request failed: %@ (%ld)", @"AFNetworking", nil), [NSHTTPURLResponse localizedStringForStatusCode:response.statusCode], (long)response.statusCode],
NSURLErrorFailingURLErrorKey:[response URL],
AFNetworkingOperationFailingURLResponseErrorKey: response,
} mutableCopy];
if (data) {
mutableUserInfo[AFNetworkingOperationFailingURLResponseDataErrorKey] = data;
}
validationError = AFErrorWithUnderlyingError([NSError errorWithDomain:AFURLResponseSerializationErrorDomain code:NSURLErrorBadServerResponse userInfo:mutableUserInfo], validationError);
responseIsValid = NO;
}
}
if (error && !responseIsValid) {
*error = validationError;
}
return responseIsValid;
}
#pragma mark - AFURLResponseSerialization
- (id)responseObjectForResponse:(NSURLResponse *)response
data:(NSData *)data
error:(NSError *__autoreleasing *)error
{
[self validateResponse:(NSHTTPURLResponse *)response data:data error:error];
return data;
}
#pragma mark - NSSecureCoding
+ (BOOL)supportsSecureCoding {
return YES;
}
- (instancetype)initWithCoder:(NSCoder *)decoder {
self = [self init];
if (!self) {
return nil;
}
self.acceptableStatusCodes = [decoder decodeObjectOfClass:[NSIndexSet class] forKey:NSStringFromSelector(@selector(acceptableStatusCodes))];
self.acceptableContentTypes = [decoder decodeObjectOfClass:[NSIndexSet class] forKey:NSStringFromSelector(@selector(acceptableContentTypes))];
return self;
}
- (void)encodeWithCoder:(NSCoder *)coder {
[coder encodeObject:self.acceptableStatusCodes forKey:NSStringFromSelector(@selector(acceptableStatusCodes))];
[coder encodeObject:self.acceptableContentTypes forKey:NSStringFromSelector(@selector(acceptableContentTypes))];
}
#pragma mark - NSCopying
- (instancetype)copyWithZone:(NSZone *)zone {
AFHTTPResponseSerializer *serializer = [[[self class] allocWithZone:zone] init];
serializer.acceptableStatusCodes = [self.acceptableStatusCodes copyWithZone:zone];
serializer.acceptableContentTypes = [self.acceptableContentTypes copyWithZone:zone];
return serializer;
}
@end
#pragma mark -
@implementation AFJSONResponseSerializer
+ (instancetype)serializer {
return [self serializerWithReadingOptions:(NSJSONReadingOptions)0];
}
+ (instancetype)serializerWithReadingOptions:(NSJSONReadingOptions)readingOptions {
AFJSONResponseSerializer *serializer = [[self alloc] init];
serializer.readingOptions = readingOptions;
return serializer;
}
- (instancetype)init {
self = [super init];
if (!self) {
return nil;
}
self.acceptableContentTypes = [NSSet setWithObjects:@"application/json", @"text/json", @"text/javascript", nil];
return self;
}
#pragma mark - AFURLResponseSerialization
- (id)responseObjectForResponse:(NSURLResponse *)response
data:(NSData *)data
error:(NSError *__autoreleasing *)error
{
if (![self validateResponse:(NSHTTPURLResponse *)response data:data error:error]) {
if (!error || AFErrorOrUnderlyingErrorHasCodeInDomain(*error, NSURLErrorCannotDecodeContentData, AFURLResponseSerializationErrorDomain)) {
return nil;
}
}
// Workaround for behavior of Rails to return a single space for `head :ok` (a workaround for a bug in Safari), which is not interpreted as valid input by NSJSONSerialization.
// See https://github.com/rails/rails/issues/1742
BOOL isSpace = [data isEqualToData:[NSData dataWithBytes:" " length:1]];
if (data.length == 0 || isSpace) {
return nil;
}
NSError *serializationError = nil;
id responseObject = [NSJSONSerialization JSONObjectWithData:data options:self.readingOptions error:&serializationError];
if (!responseObject)
{
if (error) {
*error = AFErrorWithUnderlyingError(serializationError, *error);
}
return nil;
}
if (self.removesKeysWithNullValues) {
return AFJSONObjectByRemovingKeysWithNullValues(responseObject, self.readingOptions);
}
return responseObject;
}
#pragma mark - NSSecureCoding
- (instancetype)initWithCoder:(NSCoder *)decoder {
self = [super initWithCoder:decoder];
if (!self) {
return nil;
}
self.readingOptions = [[decoder decodeObjectOfClass:[NSNumber class] forKey:NSStringFromSelector(@selector(readingOptions))] unsignedIntegerValue];
self.removesKeysWithNullValues = [[decoder decodeObjectOfClass:[NSNumber class] forKey:NSStringFromSelector(@selector(removesKeysWithNullValues))] boolValue];
return self;
}
- (void)encodeWithCoder:(NSCoder *)coder {
[super encodeWithCoder:coder];
[coder encodeObject:@(self.readingOptions) forKey:NSStringFromSelector(@selector(readingOptions))];
[coder encodeObject:@(self.removesKeysWithNullValues) forKey:NSStringFromSelector(@selector(removesKeysWithNullValues))];
}
#pragma mark - NSCopying
- (instancetype)copyWithZone:(NSZone *)zone {
AFJSONResponseSerializer *serializer = [super copyWithZone:zone];
serializer.readingOptions = self.readingOptions;
serializer.removesKeysWithNullValues = self.removesKeysWithNullValues;
return serializer;
}
@end
#pragma mark -
@implementation AFXMLParserResponseSerializer
+ (instancetype)serializer {
AFXMLParserResponseSerializer *serializer = [[self alloc] init];
return serializer;
}
- (instancetype)init {
self = [super init];
if (!self) {
return nil;
}
self.acceptableContentTypes = [[NSSet alloc] initWithObjects:@"application/xml", @"text/xml", nil];
return self;
}
#pragma mark - AFURLResponseSerialization
- (id)responseObjectForResponse:(NSHTTPURLResponse *)response
data:(NSData *)data
error:(NSError *__autoreleasing *)error
{
if (![self validateResponse:(NSHTTPURLResponse *)response data:data error:error]) {
if (!error || AFErrorOrUnderlyingErrorHasCodeInDomain(*error, NSURLErrorCannotDecodeContentData, AFURLResponseSerializationErrorDomain)) {
return nil;
}
}
return [[NSXMLParser alloc] initWithData:data];
}
@end
#pragma mark -
#ifdef __MAC_OS_X_VERSION_MIN_REQUIRED
@implementation AFXMLDocumentResponseSerializer
+ (instancetype)serializer {
return [self serializerWithXMLDocumentOptions:0];
}
+ (instancetype)serializerWithXMLDocumentOptions:(NSUInteger)mask {
AFXMLDocumentResponseSerializer *serializer = [[self alloc] init];
serializer.options = mask;
return serializer;
}
- (instancetype)init {
self = [super init];
if (!self) {
return nil;
}
self.acceptableContentTypes = [[NSSet alloc] initWithObjects:@"application/xml", @"text/xml", nil];
return self;
}
#pragma mark - AFURLResponseSerialization
- (id)responseObjectForResponse:(NSURLResponse *)response
data:(NSData *)data
error:(NSError *__autoreleasing *)error
{
if (![self validateResponse:(NSHTTPURLResponse *)response data:data error:error]) {
if (!error || AFErrorOrUnderlyingErrorHasCodeInDomain(*error, NSURLErrorCannotDecodeContentData, AFURLResponseSerializationErrorDomain)) {
return nil;
}
}
NSError *serializationError = nil;
NSXMLDocument *document = [[NSXMLDocument alloc] initWithData:data options:self.options error:&serializationError];
if (!document)
{
if (error) {
*error = AFErrorWithUnderlyingError(serializationError, *error);
}
return nil;
}
return document;
}
#pragma mark - NSSecureCoding
- (instancetype)initWithCoder:(NSCoder *)decoder {
self = [super initWithCoder:decoder];
if (!self) {
return nil;
}
self.options = [[decoder decodeObjectOfClass:[NSNumber class] forKey:NSStringFromSelector(@selector(options))] unsignedIntegerValue];
return self;
}
- (void)encodeWithCoder:(NSCoder *)coder {
[super encodeWithCoder:coder];
[coder encodeObject:@(self.options) forKey:NSStringFromSelector(@selector(options))];
}
#pragma mark - NSCopying
- (instancetype)copyWithZone:(NSZone *)zone {
AFXMLDocumentResponseSerializer *serializer = [super copyWithZone:zone];
serializer.options = self.options;
return serializer;
}
@end
#endif
#pragma mark -
@implementation AFPropertyListResponseSerializer
+ (instancetype)serializer {
return [self serializerWithFormat:NSPropertyListXMLFormat_v1_0 readOptions:0];
}
+ (instancetype)serializerWithFormat:(NSPropertyListFormat)format
readOptions:(NSPropertyListReadOptions)readOptions
{
AFPropertyListResponseSerializer *serializer = [[self alloc] init];
serializer.format = format;
serializer.readOptions = readOptions;
return serializer;
}
- (instancetype)init {
self = [super init];
if (!self) {
return nil;
}
self.acceptableContentTypes = [[NSSet alloc] initWithObjects:@"application/x-plist", nil];
return self;
}
#pragma mark - AFURLResponseSerialization
- (id)responseObjectForResponse:(NSURLResponse *)response
data:(NSData *)data
error:(NSError *__autoreleasing *)error
{
if (![self validateResponse:(NSHTTPURLResponse *)response data:data error:error]) {
if (!error || AFErrorOrUnderlyingErrorHasCodeInDomain(*error, NSURLErrorCannotDecodeContentData, AFURLResponseSerializationErrorDomain)) {
return nil;
}
}
if (!data) {
return nil;
}
NSError *serializationError = nil;
id responseObject = [NSPropertyListSerialization propertyListWithData:data options:self.readOptions format:NULL error:&serializationError];
if (!responseObject)
{
if (error) {
*error = AFErrorWithUnderlyingError(serializationError, *error);
}
return nil;
}
return responseObject;
}
#pragma mark - NSSecureCoding
- (instancetype)initWithCoder:(NSCoder *)decoder {
self = [super initWithCoder:decoder];
if (!self) {
return nil;
}
self.format = (NSPropertyListFormat)[[decoder decodeObjectOfClass:[NSNumber class] forKey:NSStringFromSelector(@selector(format))] unsignedIntegerValue];
self.readOptions = [[decoder decodeObjectOfClass:[NSNumber class] forKey:NSStringFromSelector(@selector(readOptions))] unsignedIntegerValue];
return self;
}
- (void)encodeWithCoder:(NSCoder *)coder {
[super encodeWithCoder:coder];
[coder encodeObject:@(self.format) forKey:NSStringFromSelector(@selector(format))];
[coder encodeObject:@(self.readOptions) forKey:NSStringFromSelector(@selector(readOptions))];
}
#pragma mark - NSCopying
- (instancetype)copyWithZone:(NSZone *)zone {
AFPropertyListResponseSerializer *serializer = [super copyWithZone:zone];
serializer.format = self.format;
serializer.readOptions = self.readOptions;
return serializer;
}
@end
#pragma mark -
#if TARGET_OS_IOS || TARGET_OS_TV || TARGET_OS_WATCH
#import <CoreGraphics/CoreGraphics.h>
#import <UIKit/UIKit.h>
@interface UIImage (AFNetworkingSafeImageLoading)
+ (UIImage *)af_safeImageWithData:(NSData *)data;
@end
static NSLock* imageLock = nil;
@implementation UIImage (AFNetworkingSafeImageLoading)
+ (UIImage *)af_safeImageWithData:(NSData *)data {
UIImage* image = nil;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
imageLock = [[NSLock alloc] init];
});
[imageLock lock];
image = [UIImage imageWithData:data];
[imageLock unlock];
return image;
}
@end
static UIImage * AFImageWithDataAtScale(NSData *data, CGFloat scale) {
UIImage *image = [UIImage af_safeImageWithData:data];
if (image.images) {
return image;
}
return [[UIImage alloc] initWithCGImage:[image CGImage] scale:scale orientation:image.imageOrientation];
}
static UIImage * AFInflatedImageFromResponseWithDataAtScale(NSHTTPURLResponse *response, NSData *data, CGFloat scale) {
if (!data || [data length] == 0) {
return nil;
}
CGImageRef imageRef = NULL;
CGDataProviderRef dataProvider = CGDataProviderCreateWithCFData((__bridge CFDataRef)data);
if ([response.MIMEType isEqualToString:@"image/png"]) {
imageRef = CGImageCreateWithPNGDataProvider(dataProvider, NULL, true, kCGRenderingIntentDefault);
} else if ([response.MIMEType isEqualToString:@"image/jpeg"]) {
imageRef = CGImageCreateWithJPEGDataProvider(dataProvider, NULL, true, kCGRenderingIntentDefault);
if (imageRef) {
CGColorSpaceRef imageColorSpace = CGImageGetColorSpace(imageRef);
CGColorSpaceModel imageColorSpaceModel = CGColorSpaceGetModel(imageColorSpace);
// CGImageCreateWithJPEGDataProvider does not properly handle CMKY, so fall back to AFImageWithDataAtScale
if (imageColorSpaceModel == kCGColorSpaceModelCMYK) {
CGImageRelease(imageRef);
imageRef = NULL;
}
}
}
CGDataProviderRelease(dataProvider);
UIImage *image = AFImageWithDataAtScale(data, scale);
if (!imageRef) {
if (image.images || !image) {
return image;
}
imageRef = CGImageCreateCopy([image CGImage]);
if (!imageRef) {
return nil;
}
}
size_t width = CGImageGetWidth(imageRef);
size_t height = CGImageGetHeight(imageRef);
size_t bitsPerComponent = CGImageGetBitsPerComponent(imageRef);
if (width * height > 1024 * 1024 || bitsPerComponent > 8) {
CGImageRelease(imageRef);
return image;
}
// CGImageGetBytesPerRow() calculates incorrectly in iOS 5.0, so defer to CGBitmapContextCreate
size_t bytesPerRow = 0;
CGColorSpaceRef colorSpace = CGColorSpaceCreateDeviceRGB();
CGColorSpaceModel colorSpaceModel = CGColorSpaceGetModel(colorSpace);
CGBitmapInfo bitmapInfo = CGImageGetBitmapInfo(imageRef);
if (colorSpaceModel == kCGColorSpaceModelRGB) {
uint32_t alpha = (bitmapInfo & kCGBitmapAlphaInfoMask);
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wassign-enum"
if (alpha == kCGImageAlphaNone) {
bitmapInfo &= ~kCGBitmapAlphaInfoMask;
bitmapInfo |= kCGImageAlphaNoneSkipFirst;
} else if (!(alpha == kCGImageAlphaNoneSkipFirst || alpha == kCGImageAlphaNoneSkipLast)) {
bitmapInfo &= ~kCGBitmapAlphaInfoMask;
bitmapInfo |= kCGImageAlphaPremultipliedFirst;
}
#pragma clang diagnostic pop
}
CGContextRef context = CGBitmapContextCreate(NULL, width, height, bitsPerComponent, bytesPerRow, colorSpace, bitmapInfo);
CGColorSpaceRelease(colorSpace);
if (!context) {
CGImageRelease(imageRef);
return image;
}
CGContextDrawImage(context, CGRectMake(0.0f, 0.0f, width, height), imageRef);
CGImageRef inflatedImageRef = CGBitmapContextCreateImage(context);
CGContextRelease(context);
UIImage *inflatedImage = [[UIImage alloc] initWithCGImage:inflatedImageRef scale:scale orientation:image.imageOrientation];
CGImageRelease(inflatedImageRef);
CGImageRelease(imageRef);
return inflatedImage;
}
#endif
@implementation AFImageResponseSerializer
- (instancetype)init {
self = [super init];
if (!self) {
return nil;
}
self.acceptableContentTypes = [[NSSet alloc] initWithObjects:@"image/tiff", @"image/jpeg", @"image/gif", @"image/png", @"image/ico", @"image/x-icon", @"image/bmp", @"image/x-bmp", @"image/x-xbitmap", @"image/x-win-bitmap", nil];
#if TARGET_OS_IOS || TARGET_OS_TV
self.imageScale = [[UIScreen mainScreen] scale];
self.automaticallyInflatesResponseImage = YES;
#elif TARGET_OS_WATCH
self.imageScale = [[WKInterfaceDevice currentDevice] screenScale];
self.automaticallyInflatesResponseImage = YES;
#endif
return self;
}
#pragma mark - AFURLResponseSerializer
- (id)responseObjectForResponse:(NSURLResponse *)response
data:(NSData *)data
error:(NSError *__autoreleasing *)error
{
if (![self validateResponse:(NSHTTPURLResponse *)response data:data error:error]) {
if (!error || AFErrorOrUnderlyingErrorHasCodeInDomain(*error, NSURLErrorCannotDecodeContentData, AFURLResponseSerializationErrorDomain)) {
return nil;
}
}
#if TARGET_OS_IOS || TARGET_OS_TV || TARGET_OS_WATCH
if (self.automaticallyInflatesResponseImage) {
return AFInflatedImageFromResponseWithDataAtScale((NSHTTPURLResponse *)response, data, self.imageScale);
} else {
return AFImageWithDataAtScale(data, self.imageScale);
}
#else
// Ensure that the image is set to it's correct pixel width and height
NSBitmapImageRep *bitimage = [[NSBitmapImageRep alloc] initWithData:data];
NSImage *image = [[NSImage alloc] initWithSize:NSMakeSize([bitimage pixelsWide], [bitimage pixelsHigh])];
[image addRepresentation:bitimage];
return image;
#endif
return nil;
}
#pragma mark - NSSecureCoding
- (instancetype)initWithCoder:(NSCoder *)decoder {
self = [super initWithCoder:decoder];
if (!self) {
return nil;
}
#if TARGET_OS_IOS || TARGET_OS_TV || TARGET_OS_WATCH
NSNumber *imageScale = [decoder decodeObjectOfClass:[NSNumber class] forKey:NSStringFromSelector(@selector(imageScale))];
#if CGFLOAT_IS_DOUBLE
self.imageScale = [imageScale doubleValue];
#else
self.imageScale = [imageScale floatValue];
#endif
self.automaticallyInflatesResponseImage = [decoder decodeBoolForKey:NSStringFromSelector(@selector(automaticallyInflatesResponseImage))];
#endif
return self;
}
- (void)encodeWithCoder:(NSCoder *)coder {
[super encodeWithCoder:coder];
#if TARGET_OS_IOS || TARGET_OS_TV || TARGET_OS_WATCH
[coder encodeObject:@(self.imageScale) forKey:NSStringFromSelector(@selector(imageScale))];
[coder encodeBool:self.automaticallyInflatesResponseImage forKey:NSStringFromSelector(@selector(automaticallyInflatesResponseImage))];
#endif
}
#pragma mark - NSCopying
- (instancetype)copyWithZone:(NSZone *)zone {
AFImageResponseSerializer *serializer = [super copyWithZone:zone];
#if TARGET_OS_IOS || TARGET_OS_TV || TARGET_OS_WATCH
serializer.imageScale = self.imageScale;
serializer.automaticallyInflatesResponseImage = self.automaticallyInflatesResponseImage;
#endif
return serializer;
}
@end
#pragma mark -
@interface AFCompoundResponseSerializer ()
@property (readwrite, nonatomic, copy) NSArray *responseSerializers;
@end
@implementation AFCompoundResponseSerializer
+ (instancetype)compoundSerializerWithResponseSerializers:(NSArray *)responseSerializers {
AFCompoundResponseSerializer *serializer = [[self alloc] init];
serializer.responseSerializers = responseSerializers;
return serializer;
}
#pragma mark - AFURLResponseSerialization
- (id)responseObjectForResponse:(NSURLResponse *)response
data:(NSData *)data
error:(NSError *__autoreleasing *)error
{
for (id <AFURLResponseSerialization> serializer in self.responseSerializers) {
if (![serializer isKindOfClass:[AFHTTPResponseSerializer class]]) {
continue;
}
NSError *serializerError = nil;
id responseObject = [serializer responseObjectForResponse:response data:data error:&serializerError];
if (responseObject) {
if (error) {
*error = AFErrorWithUnderlyingError(serializerError, *error);
}
return responseObject;
}
}
return [super responseObjectForResponse:response data:data error:error];
}
#pragma mark - NSSecureCoding
- (instancetype)initWithCoder:(NSCoder *)decoder {
self = [super initWithCoder:decoder];
if (!self) {
return nil;
}
self.responseSerializers = [decoder decodeObjectOfClass:[NSArray class] forKey:NSStringFromSelector(@selector(responseSerializers))];
return self;
}
- (void)encodeWithCoder:(NSCoder *)coder {
[super encodeWithCoder:coder];
[coder encodeObject:self.responseSerializers forKey:NSStringFromSelector(@selector(responseSerializers))];
}
#pragma mark - NSCopying
- (instancetype)copyWithZone:(NSZone *)zone {
AFCompoundResponseSerializer *serializer = [super copyWithZone:zone];
serializer.responseSerializers = self.responseSerializers;
return serializer;
}
@end