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Fix issue with multipart form boundaries.

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The first boundary should not have a preceeding newline. This causes
some multipart parsers to miss the inital boundary.

An example of a parser facing this issue is node-formidable by felixge.
This commit is contained in:
RayMorgan 2011-11-29 14:16:48 -08:00
parent e37c641656
commit 1561f0392b
1 changed files with 9 additions and 1 deletions
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8
AFNetworking/AFHTTPClient.m
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@ -381,6 +381,10 @@ static NSString * AFPropertyListStringFromParameters(NSDictionary *parameters) {
#pragma mark -
static inline NSString * AFMultipartFormInitialBoundary() {
return [NSString stringWithFormat:@"--%@%@", kAFMultipartFormBoundary, kAFMultipartFormLineDelimiter];
}
static inline NSString * AFMultipartFormEncapsulationBoundary() {
return [NSString stringWithFormat:@"%@--%@%@", kAFMultipartFormLineDelimiter, kAFMultipartFormBoundary, kAFMultipartFormLineDelimiter];
}
@ -424,7 +428,11 @@ static inline NSString * AFMultipartFormFinalBoundary() {
#pragma mark - AFMultipartFormData
- (void)appendPartWithHeaders:(NSDictionary *)headers body:(NSData *)body {
if ([self.mutableData length] == 0) {
[self appendString:AFMultipartFormInitialBoundary()];
} else {
[self appendString:AFMultipartFormEncapsulationBoundary()];
}
for (NSString *field in [headers allKeys]) {
[self appendString:[NSString stringWithFormat:@"%@: %@%@", field, [headers valueForKey:field], kAFMultipartFormLineDelimiter]];