forked from facebook/facebook-ios-sdk
/
FBRequestBody.m
113 lines (96 loc) · 3.38 KB
/
FBRequestBody.m
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/*
* Copyright 2012 Facebook
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#import "FBRequestBody.h"
static NSString *kStringBoundary = @"3i2ndDfv2rTHiSisAbouNdArYfORhtTPEefj3q2f";
@interface FBRequestBody ()
@property (nonatomic, retain, readonly) NSMutableData *mutableData;
- (void)appendUTF8:(NSString *)utf8;
@end
@implementation FBRequestBody
@synthesize mutableData = _mutableData;
- (id)init
{
if (self = [super init]) {
_mutableData = [[NSMutableData alloc] init];
}
return self;
}
- (void)dealloc
{
[_mutableData release];
[super dealloc];
}
+ (NSString *)mimeContentType
{
return [NSString stringWithFormat:@"multipart/form-data; boundary=%@", kStringBoundary];
}
- (void)appendUTF8:(NSString *)utf8
{
if (![self.mutableData length]) {
NSString *headerUTF8 = [NSString stringWithFormat:@"--%@\r\n", kStringBoundary];
NSData *headerData = [headerUTF8 dataUsingEncoding:NSUTF8StringEncoding];
[self.mutableData appendData:headerData];
}
NSData *data = [utf8 dataUsingEncoding:NSUTF8StringEncoding];
[self.mutableData appendData:data];
}
- (void)appendRecordBoundary
{
NSString *boundary = [NSString stringWithFormat:@"\r\n--%@\r\n", kStringBoundary];
[self appendUTF8:boundary];
}
- (void)appendWithKey:(NSString *)key
formValue:(NSString *)value
logger:(FBLogger *)logger
{
NSString *disposition =
[NSString stringWithFormat:@"Content-Disposition: form-data; name=\"%@\"\r\n\r\n", key];
[self appendUTF8:disposition];
[self appendUTF8:value];
[self appendRecordBoundary];
[logger appendFormat:@"\n %@:\t%@", key, (NSString *)value];
}
- (void)appendWithKey:(NSString *)key
imageValue:(UIImage *)image
logger:(FBLogger *)logger
{
NSString *disposition =
[NSString stringWithFormat:@"Content-Disposition: form-data; name=\"%@\"; filename=\"%@\"\r\n", key, key];
[self appendUTF8:disposition];
[self appendUTF8:@"Content-Type: image/png\r\n\r\n"];
NSData *data = UIImagePNGRepresentation(image);
[self.mutableData appendData:data];
[self appendRecordBoundary];
[logger appendFormat:@"\n %@:\t<Image - %d kB>", key, [data length] / 1024];
}
- (void)appendWithKey:(NSString *)key
dataValue:(NSData *)data
logger:(FBLogger *)logger
{
NSString *disposition =
[NSString stringWithFormat:@"Content-Disposition: form-data; name=\"%@\"; filename=\"%@\"\r\n", key, key];
[self appendUTF8:disposition];
[self appendUTF8:@"Content-Type: content/unknown\r\n\r\n"];
[self.mutableData appendData:data];
[self appendRecordBoundary];
[logger appendFormat:@"\n %@:\t<Data - %d kB>", key, [data length] / 1024];
}
- (NSData *)data
{
// No need to enforce immutability since this is internal-only and sdk will
// never cast/modify.
return self.mutableData;
}
@end