122 lines
4.5 KiB
Objective-C
122 lines
4.5 KiB
Objective-C
// AFJSONRequestOperation.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 "AFJSONRequestOperation.h"
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#import "JSONKit.h"
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#include <Availability.h>
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static dispatch_queue_t af_json_request_operation_processing_queue;
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static dispatch_queue_t json_request_operation_processing_queue() {
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if (af_json_request_operation_processing_queue == NULL) {
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af_json_request_operation_processing_queue = dispatch_queue_create("com.alamofire.networking.json-request.processing", 0);
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}
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return af_json_request_operation_processing_queue;
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}
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@interface AFJSONRequestOperation ()
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@property (readwrite, nonatomic, retain) id responseJSON;
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+ (id)JSONObjectWithData:(NSData *)data error:(NSError **)error;
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@end
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@implementation AFJSONRequestOperation
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@synthesize responseJSON = _responseJSON;
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+ (id)JSONObjectWithData:(NSData *)data error:(NSError **)error {
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id JSON = nil;
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#if __IPHONE_OS_VERSION_MIN_REQUIRED > __IPHONE_4_3
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if ([NSJSONSerialization class]) {
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JSON = [NSJSONSerialization JSONObjectWithData:data options:0 error:error];
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} else {
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JSON = [[JSONDecoder decoder] objectWithData:data error:error];
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}
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#else
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JSON = [[JSONDecoder decoder] objectWithData:data error:error];
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#endif
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return JSON;
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}
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+ (AFJSONRequestOperation *)JSONRequestOperationWithRequest:(NSURLRequest *)urlRequest
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success:(void (^)(NSURLRequest *request, NSHTTPURLResponse *response, id JSON))success
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failure:(void (^)(NSURLRequest *request, NSHTTPURLResponse *response, NSError *error))failure
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{
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AFJSONRequestOperation *operation = [[[AFJSONRequestOperation alloc] initWithRequest:urlRequest] autorelease];
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operation.completionBlock = ^ {
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if (operation.error) {
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if (failure) {
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dispatch_async(dispatch_get_main_queue(), ^(void) {
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failure(operation.request, operation.response, operation.error);
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});
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}
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} else {
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dispatch_async(json_request_operation_processing_queue(), ^(void) {
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NSError *error = nil;
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id JSON = [self JSONObjectWithData:operation.responseBody error:&error];
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dispatch_async(dispatch_get_main_queue(), ^(void) {
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if (error) {
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if (failure) {
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failure(operation.request, operation.response, error);
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}
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} else {
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if (success) {
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success(operation.request, operation.response, JSON);
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}
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}
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});
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});
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}
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};
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return operation;
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}
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- (id)initWithRequest:(NSURLRequest *)urlRequest {
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self = [super initWithRequest:urlRequest];
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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", @"application/x-javascript", @"text/javascript", @"text/x-javascript", @"text/x-json", @"text/json", @"text/plain", nil];
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return self;
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}
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- (void)dealloc {
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[_responseJSON release];
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[super dealloc];
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}
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- (id)responseJSON {
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if (!_responseJSON && self.response && self.responseBody) {
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self.responseJSON = [[self class] JSONObjectWithData:self.responseBody error:nil];
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}
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return _responseJSON;
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}
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@end
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