Hi Loramin you're already an admin, and for some time now
[You must be logged in to view images. Log in or Register.] Please feel free to make any JS type changes, reading:
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https://www.mediawiki.org/wiki/Manua...ace/JavaScript
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https://www.mediawiki.org/wiki/Addin..._to_wiki_pages
For bulk updates/edits the best possibility is:
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https://www.mediawiki.org/wiki/API:Main_page
See "wikiDoBulkEdit()" in "Scraper Source" for a working client and examples. Direct DB modifications are not a good idea in Mediawiki, too complex and easy to corrupt.