An XML and HTML response serializer for AFNetworking 2.0, using GDataXML-HTML

AFNetworkingGDataXMLHTMLResponseSerializer.m

//
//  AFNetworkingGDataXMLHTMLResponseSerializer.m
//
//  Created by _ on 17/07/14.
//  Copyright (c) 2014 cobysy. All rights reserved.
//

#import "AFNetworkingGDataXMLHTMLResponseSerializer.h"
#import <GDataXML-HTML/GDataXMLNode.h>

@implementation AFNetworkingGDataXMLHTMLResponseSerializer

- (id)responseObjectForResponse:(NSURLResponse*)response data:(NSData*)data error:(NSError* __autoreleasing*)error
{
    // Validate http response
    NSHTTPURLResponse* httpResponse = (NSHTTPURLResponse*)response;

    if (![self validateResponse:httpResponse data:data error:error])
        if ([*error code] == NSURLErrorCannotDecodeContentData)
            return nil;

    // Convert for example UTF-8 to NSUTF8StringEncoding
    NSStringEncoding nsEncoding = NSUTF8StringEncoding; // default to UTF8
    if (response.textEncodingName) {
        CFStringEncoding cfEncoding = CFStringConvertIANACharSetNameToEncoding((CFStringRef)response.textEncodingName);
        nsEncoding = CFStringConvertEncodingToNSStringEncoding(cfEncoding);
    }
    NSString* html = [[NSString alloc] initWithData:data encoding:nsEncoding];

    NSError* gDataError;
    GDataXMLDocument* doc = [[GDataXMLDocument alloc] initWithHTMLString:html encoding:NSUTF8StringEncoding error:&gDataError];
    *error = gDataError;
    return doc;
}

@end