[Mediawiki-l] FileCheck extension probably a good idea for wikipedia and/or commons

[Benjamin Lees]

On Thu, May 29, 2008 at 8:31 PM, M Sz <echalone at hotmail.com> wrote:

> Hello!
>
> There's a new extension called FileCheck that probably would be a good idea
> for wikipedia and/or wikimedia commons!
> I noticed that MediaWiki doesn't check back if a file already exists on
> uploading. Of course, it checks if a file with the same name already exists,
> but not the exact same file even if its saved under another name. So I have
> written the FileCheck extension. It uses the SHA1 hashcode MediaWiki saves
> with every file (since MediaWiki 1.11) in the database. The extension checks
> back if the same hashcode is already in the database, and if so, ckecks back
> if the already uploaded file and the new file are one and the same. Since
> the SHA1 hashcode has an index in the database, it shouldn't be fast enough.
> If the extension finds the same file has already been uploaded, it prevents
> the uploading and prints out the name and link to the already existing file,
> along with an error message.
>
> I think this would be a perfect extension to use on wikipedia and wikimedia
> commons. The preventing of duplicate uploads is certainly better than the
> tagging of and searching for duplicates like it's currently the case.
>
> You'll find the MediaWiki extension page at:
> http://www.mediawiki.org/wiki/Extension:FileCheck
>
> And the projects homepage at:
> http://www.chaosreligion.com
>
> If you have any more questions or something else you want me to tell, just
> email me at echalone at hotmail.com
>
> greetings from Austria,
> Markus Szumovski
>

Try the wikitech-l list; that's more focused on WMF projects.



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