"Yes, but then the sender has to specify the language he uses each
time. I was thinking about that Coccinella can see which languages
your contact understands and then asks you which language you will
speak to him."
Seems XEP-054 contains some sections that allow clients to add this information. See:
* section 6.9.7 Languages Known Less Well
* section 6.9.8 Languages Known Well
* Bug #144886
"Yes, but then the sender has to specify the language he uses each
time. I was thinking about that Coccinella can see which languages
your contact understands and then asks you which language you will
speak to him."
Seems XEP-054 contains some sections that allow clients to add this information. See:
* section 6.9.7 Languages Known Less Well
* section 6.9.8 Languages Known Well
* Bug #144886