How to upload PHAsset (Images) to server - ios

Question

I tried to upload multiple images to server, I picked the images by using QBImagePickerController and upload to server. But i'm not getting the proper image while retrieve image from server.how to upload PHAsset image to server.
{- (void)qb_imagePickerController:(QBImagePickerController *)imagePickerController didFinishPickingAssets:(NSArray *)assets {
self.imagesKeysArray = [NSMutableArray new];
for (PHAsset *asset in assets) {
// Do something with the asset
NSDictionary *headers = #{ #"content-type": #"multipart/form-data; boundary=----WebKitFormBoundary7MA4YWxkTrZu0gW",
#"p-auth-token": #"afc1577772eb73c910a4e180290f" };
NSArray *resources = [PHAssetResource assetResourcesForAsset:asset];
NSString *orgFilename = ((PHAssetResource*)resources[0]).originalFilename;
NSArray *parameters = #[ #{ #"name": #"file[]", #"fileName": orgFilename } ];
NSString *boundary = #"----WebKitFormBoundary7MA4YWxkTrZu0gW";
NSError *error;
NSMutableString *body = [NSMutableString string];
for (NSDictionary *param in parameters) {
[body appendFormat:#"--%#\r\n", boundary];
if (param[#"fileName"]) {
[body appendFormat:#"Content-Disposition:form-data; name=\"%#\"; filename=\"%#\"\r\n", param[#"name"], param[#"fileName"]];
[body appendFormat:#"Content-Type: %#\r\n\r\n", param[#"contentType"]];
[body appendFormat:#"%#", [NSString stringWithContentsOfFile:param[#"fileName"] encoding:NSUTF8StringEncoding error:&error]];
if (error) {
NSLog(#"%#", error);
}
} else {
[body appendFormat:#"Content-Disposition:form-data; name=\"%#\"\r\n\r\n", param[#"name"]];
[body appendFormat:#"%#", param[#"value"]];
}
}
[body appendFormat:#"\r\n--%#--\r\n", boundary];
NSData *postData = [body dataUsingEncoding:NSUTF8StringEncoding];
NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:[NSURL URLWithString:#"http://frica.com/facilitator/server/v1/media"]
cachePolicy:NSURLRequestUseProtocolCachePolicy
timeoutInterval:10.0];
[request setHTTPMethod:#"POST"];
[request setAllHTTPHeaderFields:headers];
[request setHTTPBody:postData];
NSURLSession *session = [NSURLSession sharedSession];
NSURLSessionDataTask *dataTask = [session dataTaskWithRequest:request
completionHandler:^(NSData *data, NSURLResponse *response, NSError *error) {
if (error) {
NSLog(#"%#", error);
} else {
NSDictionary *serverDatadict = [NSJSONSerialization JSONObjectWithData:data options:NSJSONReadingMutableContainers error:nil];
NSString *keys = [[[[serverDatadict valueForKey:#"result"]objectForKey:#"file1"]objectForKey:#"result"]valueForKey:#"key"];
[self.imagesKeysArray addObject:keys];
NSLog(#"Pic keys %#", self.imagesKeysArray);
}
}];
[dataTask resume];
}
[self dismissViewControllerAnimated:YES completion:NULL];
}
}