Sketchio presentation - saving photos

gistfile1.m

UIImage *resizedImage = [anImage resizedImageWithContentMode:UIViewContentModeScaleAspectFit bounds:CGSizeMake(1152.0f, 1536.0f) interpolationQuality:kCGInterpolationHigh];
    
// JPEG to decrease file size and enable faster uploads & downloads
NSData *imageData = UIImageJPEGRepresentation(resizedImage, 0.8f);
        
    
PFFile* photoFile = [PFFile fileWithData:imageData];
    
    
    
// Request a background execution task to allow us to finish uploading the photo even if the app is backgrounded
self.fileUploadBackgroundTaskId = [[UIApplication sharedApplication] beginBackgroundTaskWithExpirationHandler:^{
    [[UIApplication sharedApplication] endBackgroundTask:self.fileUploadBackgroundTaskId];
}];
    
//NSLog(@"Requested background expiration task with id %d for Sketchio photo upload", self.fileUploadBackgroundTaskId);
[photoFile saveInBackgroundWithBlock:^(BOOL succeeded, NSError *error) {
    if (succeeded) {
        //NSLog(@"Photo uploaded successfully");
    } else {
        [[UIApplication sharedApplication] endBackgroundTask:self.fileUploadBackgroundTaskId];
    }
}];


// create a photo object
PFObject *photo = [PFObject objectWithClassName:kPAPPhotoClassKey];
[photo setObject:[PFUser currentUser] forKey:kPAPPhotoUserKey];
[photo setObject:photoFile forKey:kPAPPhotoPictureKey];
    

// photos are public, but may only be modified by the user who uploaded them
PFACL *photoACL = [PFACL ACLWithUser:[PFUser currentUser]];
[photoACL setPublicReadAccess:YES];
photo.ACL = photoACL;

[photo saveInBackground];