Brenton it's fairly easy to whip up and bootstrap upload and pagegenerators together for what you need

On Wednesday, February 25, 2015, Brenton Horne <brentonhorne77@gmail.com> wrote:
That only works if you have a specific list of such files. I don't, I just know pages where these broken files are linked (due to Category:Pages with broken file links) and to construct such a list manually would take forever.

On 26/02/2015 4:00 AM, Ricordisamoa wrote:
There appears to be a cooked script to do exactly that: imagetransfer.py