You might consider using a bit of python coding (Disclaimer: Never tried
it myself) :
The QGIS python bindings - in module "core", class
"QgsCoordinateReferenceSystem" - has a function: "SaveAsUserCRS" , which
accepts a proj4 string and returns a CRS id
--
Med venlig hilsen / Kind regards
I know, bad to cross post on more than one list. . . .
But . . .
Anyone ever tried to load a (custom) projection into QGIS from a PostGIS query?
I’m not even sure what that might look like from the QGIS side. Just looking
for ideas to automate this.
We use Postgres/PostGIS quite a bit and c