I’m preparing a Discourse instance using SSO and it’s important for us to support the existing usernames which have underscore&dashes on any position. I have managed to do the regex updates on Discourse code for this to work, including making the username autocomplete on the composer to play well wi…

This is going to be elite level difficulty. I would give up on this if I were you and accept the minor username changes. That’s my professional opinion as someone with 8+ years of experience in the matter.

Thank you for the heads up on this. Surely above my level. I’m considering the possibility of hiring someone with the skills to look into this. If it gets done, would you consider this for the core, assuming everything works, passes all tests, etc? Or, is underscores/dashes not something Discourse …

[image] mentalstring: would you consider this for the core No, I would not consider it.

How/where to customize markdown parser

Development

sam (Sam Saffron) April 28, 2020, 9:34pm 5

I am with Jeff here, I strongly recommend you abort this mission

Shuffling with precedence of rules in the markdown engine is very likely to have terrible side effects

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Dropped special characters in usernames Product Support	8	2468	February 25, 2020
Mentiong usernames with trailing underscore does not work Bug markdown	4	2945	November 10, 2015
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UserNameSuggester suggests names with trailing underscores Bug	2	1606	September 11, 2015
Full name @mentions Feature mentions	62	13147	September 27, 2025

How/where to customize markdown parser

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