There is a function in OpenBD called isImage( obj ) that you could use. http://openbd.org/manual/?/function/isimage
/Mats/ On Wednesday, January 16, 2013 11:23:40 PM UTC+1, Matt C wrote: > > I'm looking for an alternative to CF's IsImageFile (which doesn't seem to > be in OpenBD I assume?). GetFileInfo might be able to help, but can > someone tell me if the "type" returned by this function is just based on > the file's extension or if it digs a little deeper to find the type? > > I allow my users to upload a file (supposedly an image) with a form to a > temp, restricted directory on my server so I can check the file before > blobbing it and inserting it into my database. I rename the file as I > upload it to avoid any issues with wierd names, such as (my "funny" > img.jpg) or (../../index.cfm). Since I apparently can't read the filename > BEFORE uploading it, I lose the extension when I rename. I figure that > would not be an issue since I'll just be reading binary data from the file > anyway, except I would like to do SOME kind of check to make sure the file > is really an image. Granted, I may just be being paranoid by renaming the > file before even storing it in a restricted, temporary directory. But I'm > new to "best security practices" and I would really prefer to > overcompensate versus not enough. > -- online documentation: http://openbd.org/manual/ http://groups.google.com/group/openbd?hl=en
