gistfile1.m

#import "NSString+DictionaryFromQueryString.h"

@implementation NSString (DictionaryFromQueryString)
/**
 * リクエストパラメータをNSDictionaryにする
 * http://qiita.com/hal_sk/items/413ec7902f48ec39821f
 */
-(NSDictionary *) dictionaryFromQueryString{
    
    NSMutableDictionary *dict = [[NSMutableDictionary alloc] initWithCapacity:0];
    NSArray *pairs = [self componentsSeparatedByString:@"&"];
    
    for (NSString *pair in pairs) {
        NSArray *elements = [pair componentsSeparatedByString:@"="];
        NSString *key = [[elements objectAtIndex:0] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
        NSString *val = [[elements objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
        
        [dict setObject:val forKey:key];
    }
    return dict;
}


@end