686 lines
21 KiB
Objective-C
686 lines
21 KiB
Objective-C
// AFSerialization.h
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//
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// Copyright (c) 2013 AFNetworking (http://afnetworking.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 "AFURLResponseSerialization.h"
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extern NSString * const AFNetworkingErrorDomain;
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extern NSString * const AFNetworkingOperationFailingURLResponseErrorKey;
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#if defined(__IPHONE_OS_VERSION_MIN_REQUIRED)
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#import <UIKit/UIKit.h>
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#elif defined(__MAC_OS_X_VERSION_MIN_REQUIRED)
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#import <Cocoa/Cocoa.h>
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#endif
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@implementation AFHTTPResponseSerializer
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+ (instancetype)serializer {
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return [[self alloc] init];
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}
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- (instancetype)init {
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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.stringEncoding = NSUTF8StringEncoding;
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self.acceptableStatusCodes = [NSIndexSet indexSetWithIndexesInRange:NSMakeRange(200, 100)];
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self.acceptableContentTypes = nil;
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return self;
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}
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#pragma mark -
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- (BOOL)validateResponse:(NSHTTPURLResponse *)response
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data:(NSData *)data
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error:(NSError *__autoreleasing *)error
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{
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if (response && [response isKindOfClass:[NSHTTPURLResponse class]]) {
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if (self.acceptableStatusCodes && ![self.acceptableStatusCodes containsIndex:(NSUInteger)response.statusCode]) {
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NSDictionary *userInfo = @{
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NSLocalizedDescriptionKey: [NSString stringWithFormat:NSLocalizedStringFromTable(@"Request failed: %@ (%d)", @"AFNetworking", nil), [NSHTTPURLResponse localizedStringForStatusCode:response.statusCode], response.statusCode],
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NSURLErrorFailingURLErrorKey:[response URL],
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AFNetworkingOperationFailingURLResponseErrorKey: response
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};
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if (error) {
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*error = [[NSError alloc] initWithDomain:AFNetworkingErrorDomain code:NSURLErrorBadServerResponse userInfo:userInfo];
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}
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return NO;
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} else if (self.acceptableContentTypes && ![self.acceptableContentTypes containsObject:[response MIMEType]]) {
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// Don't invalidate content type if there is no content
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if ([data length] > 0) {
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NSDictionary *userInfo = @{
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NSLocalizedDescriptionKey: [NSString stringWithFormat:NSLocalizedStringFromTable(@"Request failed: unacceptable content-type: %@", @"AFNetworking", nil), [response MIMEType]],
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NSURLErrorFailingURLErrorKey:[response URL],
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AFNetworkingOperationFailingURLResponseErrorKey: response
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};
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if (error) {
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*error = [[NSError alloc] initWithDomain:AFNetworkingErrorDomain code:NSURLErrorCannotDecodeContentData userInfo:userInfo];
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}
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return NO;
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}
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}
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}
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return YES;
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}
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#pragma mark - AFURLResponseSerialization
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- (id)responseObjectForResponse:(NSURLResponse *)response
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data:(NSData *)data
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error:(NSError *__autoreleasing *)error
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{
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[self validateResponse:(NSHTTPURLResponse *)response data:data error:error];
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return data;
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}
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#pragma mark - NSCoding
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- (id)initWithCoder:(NSCoder *)aDecoder {
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self = [self init];
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if (!self) {
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return nil;
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}
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self.acceptableStatusCodes = [aDecoder decodeObjectForKey:@"acceptableStatusCodes"];
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self.acceptableContentTypes = [aDecoder decodeObjectForKey:@"acceptableContentTypes"];
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return self;
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}
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- (void)encodeWithCoder:(NSCoder *)aCoder {
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[aCoder encodeObject:self.acceptableStatusCodes forKey:@"acceptableStatusCodes"];
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[aCoder encodeObject:self.acceptableContentTypes forKey:@"acceptableContentTypes"];
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}
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#pragma mark - NSCopying
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- (id)copyWithZone:(NSZone *)zone {
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AFHTTPResponseSerializer *serializer = [[[self class] allocWithZone:zone] init];
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serializer.acceptableStatusCodes = [self.acceptableStatusCodes copyWithZone:zone];
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serializer.acceptableContentTypes = [self.acceptableContentTypes copyWithZone:zone];
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return serializer;
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}
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@end
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#pragma mark -
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@implementation AFJSONResponseSerializer
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+ (instancetype)serializer {
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return [self serializerWithReadingOptions:0];
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}
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+ (instancetype)serializerWithReadingOptions:(NSJSONReadingOptions)readingOptions {
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AFJSONResponseSerializer *serializer = [[self alloc] init];
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serializer.readingOptions = readingOptions;
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return serializer;
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}
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- (instancetype)init {
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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.acceptableContentTypes = [NSSet setWithObjects:@"application/json", @"text/json", @"text/javascript", nil];
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return self;
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}
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#pragma mark - AFURLRequestSerialization
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- (id)responseObjectForResponse:(NSURLResponse *)response
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data:(NSData *)data
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error:(NSError *__autoreleasing *)error
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{
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if (![self validateResponse:(NSHTTPURLResponse *)response data:data error:error]) {
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if ([(NSError *)(*error) code] == NSURLErrorCannotDecodeContentData) {
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return nil;
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}
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}
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// 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.
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// See https://github.com/rails/rails/issues/1742
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NSString *responseString = [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
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if (responseString && ![responseString isEqualToString:@" "]) {
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// Workaround for a bug in NSJSONSerialization when Unicode character escape codes are used instead of the actual character
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// See http://stackoverflow.com/a/12843465/157142
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data = [responseString dataUsingEncoding:NSUTF8StringEncoding];
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if (data) {
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if ([data length] > 0) {
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return [NSJSONSerialization JSONObjectWithData:data options:self.readingOptions error:error];
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} else {
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return nil;
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}
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} else {
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NSMutableDictionary *userInfo = [NSMutableDictionary dictionary];
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[userInfo setValue:NSLocalizedStringFromTable(@"Data failed decoding as a UTF-8 string", nil, @"AFNetworking") forKey:NSLocalizedDescriptionKey];
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[userInfo setValue:[NSString stringWithFormat:NSLocalizedStringFromTable(@"Could not decode string: %@", nil, @"AFNetworking"), responseString] forKey:NSLocalizedFailureReasonErrorKey];
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if (error) {
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*error = [[NSError alloc] initWithDomain:AFNetworkingErrorDomain code:NSURLErrorCannotDecodeContentData userInfo:userInfo];
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}
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}
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}
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return nil;
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}
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#pragma mark - NSCoding
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- (id)initWithCoder:(NSCoder *)aDecoder {
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self = [super initWithCoder:aDecoder];
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if (!self) {
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return nil;
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}
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self.readingOptions = [aDecoder decodeIntegerForKey:@"readingOptions"];
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return self;
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}
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- (void)encodeWithCoder:(NSCoder *)aCoder {
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[super encodeWithCoder:aCoder];
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[aCoder encodeInteger:self.readingOptions forKey:@"readingOptions"];
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}
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#pragma mark - NSCopying
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- (id)copyWithZone:(NSZone *)zone {
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AFJSONResponseSerializer *serializer = [[[self class] allocWithZone:zone] init];
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serializer.readingOptions = self.readingOptions;
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return serializer;
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}
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@end
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#pragma mark -
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@implementation AFXMLParserResponseSerializer
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+ (instancetype)serializer {
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AFXMLParserResponseSerializer *serializer = [[self alloc] init];
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return serializer;
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}
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- (instancetype)init {
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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.acceptableContentTypes = [[NSSet alloc] initWithObjects:@"application/xml", @"text/xml", nil];
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return self;
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}
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#pragma mark - AFURLResponseSerialization
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- (id)responseObjectForResponse:(NSHTTPURLResponse *)response
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data:(NSData *)data
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error:(NSError *__autoreleasing *)error
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{
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if (![self validateResponse:(NSHTTPURLResponse *)response data:data error:error]) {
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if ([(NSError *)(*error) code] == NSURLErrorCannotDecodeContentData) {
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return nil;
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}
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}
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return [[NSXMLParser alloc] initWithData:data];
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}
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@end
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#pragma mark -
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#ifdef __MAC_OS_X_VERSION_MIN_REQUIRED
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@implementation AFXMLDocumentResponseSerializer
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+ (instancetype)serializer {
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return [self serializerWithXMLDocumentOptions:0];
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}
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+ (instancetype)serializerWithXMLDocumentOptions:(NSUInteger)mask {
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AFXMLDocumentResponseSerializer *serializer = [[self alloc] init];
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serializer.options = mask;
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return serializer;
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}
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- (instancetype)init {
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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.acceptableContentTypes = [[NSSet alloc] initWithObjects:@"application/xml", @"text/xml", nil];
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return self;
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}
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#pragma mark - AFURLResponseSerialization
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- (id)responseObjectForResponse:(NSURLResponse *)response
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data:(NSData *)data
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error:(NSError *__autoreleasing *)error
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{
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if (![self validateResponse:(NSHTTPURLResponse *)response data:data error:error]) {
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if ([(NSError *)(*error) code] == NSURLErrorCannotDecodeContentData) {
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return nil;
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}
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}
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return [[NSXMLDocument alloc] initWithData:data options:self.options error:error];
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}
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#pragma mark - NSCoding
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- (id)initWithCoder:(NSCoder *)aDecoder {
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self = [super initWithCoder:aDecoder];
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if (!self) {
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return nil;
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}
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self.options = [aDecoder decodeIntegerForKey:@"options"];
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return self;
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}
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- (void)encodeWithCoder:(NSCoder *)aCoder {
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[super encodeWithCoder:aCoder];
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[aCoder encodeInteger:self.options forKey:@"options"];
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}
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#pragma mark - NSCopying
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- (id)copyWithZone:(NSZone *)zone {
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AFXMLDocumentResponseSerializer *serializer = [[[self class] allocWithZone:zone] init];
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serializer.options = self.options;
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return serializer;
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}
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@end
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#endif
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#pragma mark -
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@implementation AFPropertyListResponseSerializer
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+ (instancetype)serializer {
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return [self serializerWithFormat:NSPropertyListXMLFormat_v1_0 readOptions:0];
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}
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+ (instancetype)serializerWithFormat:(NSPropertyListFormat)format
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readOptions:(NSPropertyListReadOptions)readOptions
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{
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AFPropertyListResponseSerializer *serializer = [[self alloc] init];
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serializer.format = format;
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serializer.readOptions = readOptions;
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return serializer;
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}
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- (instancetype)init {
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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.acceptableContentTypes = [[NSSet alloc] initWithObjects:@"application/x-plist", nil];
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return self;
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}
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+ (NSSet *)acceptablePathExtensions {
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static NSSet * _acceptablePathExtension = nil;
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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_acceptablePathExtension = [[NSSet alloc] initWithObjects:@"plist", nil];
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});
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return _acceptablePathExtension;
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}
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#pragma mark - AFURLResponseSerialization
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- (id)responseObjectForResponse:(NSURLResponse *)response
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data:(NSData *)data
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error:(NSError *__autoreleasing *)error
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{
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if (![self validateResponse:(NSHTTPURLResponse *)response data:data error:error]) {
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if ([(NSError *)(*error) code] == NSURLErrorCannotDecodeContentData) {
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return nil;
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}
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}
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return [NSPropertyListSerialization propertyListWithData:data options:self.readOptions format:NULL error:error];
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}
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#pragma mark - NSCoding
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- (id)initWithCoder:(NSCoder *)aDecoder {
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self = [super initWithCoder:aDecoder];
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if (!self) {
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return nil;
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}
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self.format = (NSPropertyListFormat)[aDecoder decodeIntegerForKey:@"format"];
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self.readOptions = [aDecoder decodeIntegerForKey:@"readOptions"];
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return self;
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}
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- (void)encodeWithCoder:(NSCoder *)aCoder {
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[super encodeWithCoder:aCoder];
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[aCoder encodeInteger:self.format forKey:@"format"];
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[aCoder encodeInteger:(NSInteger)self.readOptions forKey:@"readOptions"];
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}
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#pragma mark - NSCopying
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- (id)copyWithZone:(NSZone *)zone {
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AFPropertyListResponseSerializer *serializer = [[[self class] allocWithZone:zone] init];
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serializer.format = self.format;
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serializer.readOptions = self.readOptions;
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return serializer;
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}
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@end
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#pragma mark -
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#if defined(__IPHONE_OS_VERSION_MIN_REQUIRED)
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#import <CoreGraphics/CoreGraphics.h>
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static UIImage * AFImageWithDataAtScale(NSData *data, CGFloat scale) {
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UIImage *image = [[UIImage alloc] initWithData:data];
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return [[UIImage alloc] initWithCGImage:[image CGImage] scale:scale orientation:image.imageOrientation];
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}
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static UIImage * AFInflatedImageFromResponseWithDataAtScale(NSHTTPURLResponse *response, NSData *data, CGFloat scale) {
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if (!data || [data length] == 0) {
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return nil;
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}
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CGImageRef imageRef = nil;
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CGDataProviderRef dataProvider = CGDataProviderCreateWithCFData((__bridge CFDataRef)data);
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if ([response.MIMEType isEqualToString:@"image/png"]) {
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imageRef = CGImageCreateWithPNGDataProvider(dataProvider, NULL, true, kCGRenderingIntentDefault);
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} else if ([response.MIMEType isEqualToString:@"image/jpeg"]) {
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imageRef = CGImageCreateWithJPEGDataProvider(dataProvider, NULL, true, kCGRenderingIntentDefault);
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}
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if (!imageRef) {
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UIImage *image = AFImageWithDataAtScale(data, scale);
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if (image.images) {
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CGDataProviderRelease(dataProvider);
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return image;
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}
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imageRef = CGImageCreateCopy([image CGImage]);
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}
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CGDataProviderRelease(dataProvider);
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if (!imageRef) {
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return nil;
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}
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size_t width = CGImageGetWidth(imageRef);
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size_t height = CGImageGetHeight(imageRef);
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if (width * height > 1024 * 1024) {
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CGImageRelease(imageRef);
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return AFImageWithDataAtScale(data, scale);
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}
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size_t bitsPerComponent = CGImageGetBitsPerComponent(imageRef);
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size_t bytesPerRow = 0; // CGImageGetBytesPerRow() calculates incorrectly in iOS 5.0, so defer to CGBitmapContextCreate()
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CGColorSpaceRef colorSpace = CGColorSpaceCreateDeviceRGB();
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CGBitmapInfo bitmapInfo = CGImageGetBitmapInfo(imageRef);
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if (CGColorSpaceGetNumberOfComponents(colorSpace) == 3) {
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uint32_t alpha = (bitmapInfo & kCGBitmapAlphaInfoMask);
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if (alpha == kCGImageAlphaNone) {
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bitmapInfo &= ~kCGBitmapAlphaInfoMask;
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bitmapInfo |= kCGImageAlphaNoneSkipFirst;
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} else if (!(alpha == kCGImageAlphaNoneSkipFirst || alpha == kCGImageAlphaNoneSkipLast)) {
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bitmapInfo &= ~kCGBitmapAlphaInfoMask;
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bitmapInfo |= kCGImageAlphaPremultipliedFirst;
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}
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}
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CGContextRef context = CGBitmapContextCreate(NULL, width, height, bitsPerComponent, bytesPerRow, colorSpace, bitmapInfo);
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CGColorSpaceRelease(colorSpace);
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if (!context) {
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CGImageRelease(imageRef);
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return AFImageWithDataAtScale(data, scale);
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}
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CGRect rect = CGRectMake(0.0f, 0.0f, width, height);
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CGContextDrawImage(context, rect, imageRef);
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CGImageRef inflatedImageRef = CGBitmapContextCreateImage(context);
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CGContextRelease(context);
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UIImage *inflatedImage = [[UIImage alloc] initWithCGImage:inflatedImageRef scale:scale orientation:UIImageOrientationUp];
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CGImageRelease(inflatedImageRef);
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CGImageRelease(imageRef);
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return inflatedImage;
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}
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#endif
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@implementation AFImageResponseSerializer
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- (instancetype)init {
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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.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];
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#if defined(__IPHONE_OS_VERSION_MIN_REQUIRED)
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self.imageScale = [[UIScreen mainScreen] scale];
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self.automaticallyInflatesResponseImage = YES;
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#endif
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return self;
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}
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+ (NSSet *)acceptablePathExtensions {
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static NSSet * _acceptablePathExtension = nil;
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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_acceptablePathExtension = [[NSSet alloc] initWithObjects:@"tif", @"tiff", @"jpg", @"jpeg", @"gif", @"png", @"ico", @"bmp", @"cur", nil];
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});
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|
return _acceptablePathExtension;
|
|
}
|
|
|
|
#pragma mark - AFURLResponseSerializer
|
|
|
|
- (id)responseObjectForResponse:(NSURLResponse *)response
|
|
data:(NSData *)data
|
|
error:(NSError *__autoreleasing *)error
|
|
{
|
|
if (![self validateResponse:(NSHTTPURLResponse *)response data:data error:error]) {
|
|
if ([(NSError *)(*error) code] == NSURLErrorCannotDecodeContentData) {
|
|
return nil;
|
|
}
|
|
}
|
|
|
|
#if defined(__IPHONE_OS_VERSION_MIN_REQUIRED)
|
|
if (self.automaticallyInflatesResponseImage) {
|
|
return AFInflatedImageFromResponseWithDataAtScale((NSHTTPURLResponse *)response, data, self.imageScale);
|
|
} else {
|
|
return AFImageWithDataAtScale(data, self.imageScale);
|
|
}
|
|
#elif defined(__MAC_OS_X_VERSION_MIN_REQUIRED)
|
|
// 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 - NSCoding
|
|
|
|
- (id)initWithCoder:(NSCoder *)aDecoder {
|
|
self = [super initWithCoder:aDecoder];
|
|
if (!self) {
|
|
return nil;
|
|
}
|
|
|
|
#if defined(__IPHONE_OS_VERSION_MIN_REQUIRED)
|
|
self.imageScale = [aDecoder decodeFloatForKey:@"imageScale"];
|
|
self.automaticallyInflatesResponseImage = [aDecoder decodeBoolForKey:@"automaticallyInflatesResponseImage"];
|
|
#endif
|
|
|
|
return self;
|
|
}
|
|
|
|
- (void)encodeWithCoder:(NSCoder *)aCoder {
|
|
[super encodeWithCoder:aCoder];
|
|
|
|
#if defined(__IPHONE_OS_VERSION_MIN_REQUIRED)
|
|
[aCoder encodeFloat:self.imageScale forKey:@"imageScale"];
|
|
[aCoder encodeBool:self.automaticallyInflatesResponseImage forKey:@"automaticallyInflatesResponseImage"];
|
|
#endif
|
|
}
|
|
|
|
#pragma mark - NSCopying
|
|
|
|
- (id)copyWithZone:(NSZone *)zone {
|
|
AFImageResponseSerializer *serializer = [[[self class] allocWithZone:zone] init];
|
|
|
|
#if defined(__IPHONE_OS_VERSION_MIN_REQUIRED)
|
|
serializer.imageScale = self.imageScale;
|
|
serializer.automaticallyInflatesResponseImage = self.automaticallyInflatesResponseImage;
|
|
#endif
|
|
|
|
return serializer;
|
|
}
|
|
|
|
@end
|
|
|
|
#pragma mark -
|
|
|
|
@interface AFCompoundResponseSerializer ()
|
|
@property (readwrite, nonatomic, strong) 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) {
|
|
*error = serializerError;
|
|
return responseObject;
|
|
}
|
|
}
|
|
|
|
return [super responseObjectForResponse:response data:data error:error];
|
|
}
|
|
|
|
#pragma mark - NSCoding
|
|
|
|
- (id)initWithCoder:(NSCoder *)aDecoder {
|
|
self = [super initWithCoder:aDecoder];
|
|
if (!self) {
|
|
return nil;
|
|
}
|
|
|
|
self.responseSerializers = [aDecoder decodeObjectForKey:@"responseSerializers"];
|
|
|
|
return self;
|
|
}
|
|
|
|
- (void)encodeWithCoder:(NSCoder *)aCoder {
|
|
[super encodeWithCoder:aCoder];
|
|
|
|
[aCoder encodeObject:self.responseSerializers forKey:@"responseSerializers"];
|
|
}
|
|
|
|
#pragma mark - NSCopying
|
|
|
|
- (id)copyWithZone:(NSZone *)zone {
|
|
AFCompoundResponseSerializer *serializer = [[[self class] allocWithZone:zone] init];
|
|
serializer.responseSerializers = self.responseSerializers;
|
|
|
|
return serializer;
|
|
}
|
|
|
|
@end
|