[libvirt PATCH 00/51] Use permutable format strings in translations

[Jiri Denemark]

On Fri, Mar 31, 2023 at 16:52:50 +0100, Daniel P. Berrangé wrote:
> On Fri, Mar 31, 2023 at 05:43:16PM +0200, Jiri Denemark wrote:
> > On Fri, Mar 31, 2023 at 16:26:42 +0100, Daniel P. Berrangé wrote:
> > > On Thu, Mar 30, 2023 at 11:37:55AM +0200, Jiri Denemark wrote:
> > > > On Mon, Mar 27, 2023 at 15:37:34 +0100, Daniel P. Berrangé wrote:
> > > > > On Mon, Mar 27, 2023 at 01:08:09PM +0200, Jiri Denemark wrote:
> > > > > > On Fri, Mar 10, 2023 at 17:14:32 +0000, Daniel P. Berrangé wrote:
> > > > > > > Even if fixed, it might be worth switching the .pot file anyway, but
> > > > > > > this can't be done without us bulk updating the translations, and
> > > > > > > bulk re-importing them, which will be challenging. We'll almost
> > > > > > > certainly want to try this on a throw-away repo in weblate first,
> > > > > > > not our main repo.
> > > > > > 
> > > > > > I was able to come up with steps leading to the desired state:
> > > > > > 
> > > > > >  0. lock weblate repository
> > > > > >  1. update libvirt.pot from the most recent potfile job
> > > > > >  2. push to libvirt.git
> > > > > >  2. wait for translations update from Fedora Weblate and merge it
> > > > > >  3. pull from libvirt.git
> > > > > >  4. apply the first 50 patches from this seires (with required changes
> > > > > >     to make sure all translation strings are updated)
> > > > > >  5. update all po files with the attached script
> > > > > >  6. update libvirt.pot by running meson compile libvirt-pot
> > > > > >  7. apply patch 51 of this series
> > > > > >  8. push to libvirt.git
> > > > > >  9. wait for translations update from Fedora Weblate and merge it
> > > > > > 10. unlock weblate repository
> > > 
> > > This looks ok, but I'm wondering if weblate will remember all
> > > our obsolete msgids when we do step 8 ? IOW, will our po files
> > > get the 10,000 current msgids, plus another 5,000 non-position
> > > based msgids marked with '#~ msgid' ?
> > 
> > No, apparently it doesn't do so. Looking at the last commit in
> > https://gitlab.com/jirkade/libvirt/-/commits/format-strings which is an
> > update from weblate after all the changes, there's not a single new
> > "#~ msgid" line added. The overall statistics of the patch is
> > 
> >     46 files changed, 28392 insertions(+), 19137 deletions(-)
> > 
> > and it is caused by weblate (or rather msgmerge) wrapping lines as they
> > got longer when format strings were updated using the script.
> 
> Ok, I wonder where our existing '#~ msgids' lines are coming
> from ! 

They seem to be added only when a msgid in .po does not exist in .pot
anymore. But since we're pushing both .pot and .po updates at the same
time, msgid strings match.

Jirka