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// AFPropertyListRequestOperation.m
//
// Copyright (c) 2011 Gowalla (http://gowalla.com/)
//
// 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 "AFPropertyListRequestOperation.h"
static dispatch_queue_t af_property_list_request_operation_processing_queue;
static dispatch_queue_t property_list_request_operation_processing_queue() {
if (af_property_list_request_operation_processing_queue == NULL) {
af_property_list_request_operation_processing_queue = dispatch_queue_create("com.alamofire.networking.property-list-request.processing", 0);
}
return af_property_list_request_operation_processing_queue;
}
@interface AFPropertyListRequestOperation ()
@property (readwrite, nonatomic) id responsePropertyList;
@property (readwrite, nonatomic, assign) NSPropertyListFormat propertyListFormat;
@property (readwrite, nonatomic) NSError *propertyListError;
@end
@implementation AFPropertyListRequestOperation
@synthesize responsePropertyList = _responsePropertyList;
@synthesize propertyListReadOptions = _propertyListReadOptions;
@synthesize propertyListFormat = _propertyListFormat;
@synthesize propertyListError = _propertyListError;
+ (AFPropertyListRequestOperation *)propertyListRequestOperationWithRequest:(NSURLRequest *)request
success:(void (^)(NSURLRequest *request, NSHTTPURLResponse *response, id propertyList))success
failure:(void (^)(NSURLRequest *request, NSHTTPURLResponse *response, NSError *error, id propertyList))failure
{
AFPropertyListRequestOperation *requestOperation = [[self alloc] initWithRequest:request];
[requestOperation setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, id responseObject) {
if (success) {
success(operation.request, operation.response, responseObject);
}
} failure:^(AFHTTPRequestOperation *operation, NSError *error) {
if (failure) {
failure(operation.request, operation.response, error, [(AFPropertyListRequestOperation *)operation responsePropertyList]);
}
}];
return requestOperation;
}
- (id)initWithRequest:(NSURLRequest *)urlRequest {
self = [super initWithRequest:urlRequest];
if (!self) {
return nil;
}
self.propertyListReadOptions = NSPropertyListImmutable;
return self;
}
- (id)responsePropertyList {
if (!_responsePropertyList && [self.responseData length] > 0 && [self isFinished]) {
NSPropertyListFormat format;
NSError *error = nil;
self.responsePropertyList = [NSPropertyListSerialization propertyListWithData:self.responseData options:self.propertyListReadOptions format:&format error:&error];
self.propertyListFormat = format;
self.propertyListError = error;
}
return _responsePropertyList;
}
- (NSError *)error {
if (_propertyListError) {
return _propertyListError;
} else {
return [super error];
}
}
#pragma mark - AFHTTPRequestOperation
+ (NSSet *)acceptableContentTypes {
return [NSSet setWithObjects:@"application/x-plist", nil];
}
+ (BOOL)canProcessRequest:(NSURLRequest *)request {
return [[[request URL] pathExtension] isEqualToString:@"plist"] || [super canProcessRequest:request];
}
- (void)setCompletionBlockWithSuccess:(void (^)(AFHTTPRequestOperation *operation, id responseObject))success
failure:(void (^)(AFHTTPRequestOperation *operation, NSError *error))failure
{
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Warc-retain-cycles"
self.completionBlock = ^ {
if ([self isCancelled]) {
return;
}
if (self.error) {
if (failure) {
dispatch_async(self.failureCallbackQueue ?: dispatch_get_main_queue(), ^{
failure(self, self.error);
});
}
} else {
dispatch_async(property_list_request_operation_processing_queue(), ^(void) {
id propertyList = self.responsePropertyList;
if (self.propertyListError) {
if (failure) {
dispatch_async(self.failureCallbackQueue ?: dispatch_get_main_queue(), ^{
failure(self, self.error);
});
}
} else {
if (success) {
dispatch_async(self.successCallbackQueue ?: dispatch_get_main_queue(), ^{
success(self, propertyList);
});
}
}
});
}
};
#pragma clang diagnostic pop
}
@end
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