build: Actually translate metainfo

Part-of: <https://gitlab.gnome.org/GNOME/calls/-/merge_requests/751>

data/meson.build

@@ -1,3 +1,6 @@
+gnome = import('gnome')
+i18n = import('i18n')
+
 datadir = get_option('datadir')
 sysconfdir = get_option('sysconfdir')
 
@@ -67,8 +70,12 @@ endif
 
 
 # Metainfo file
-install_data('org.gnome.Calls.metainfo.xml',
-    install_dir: join_paths(datadir, 'metainfo'),
+metainfo_file = i18n.merge_file(
+  input: 'org.gnome.Calls.metainfo.xml.in',
+  output: 'org.gnome.Calls.metainfo.xml',
+  po_dir: '../po',
+  install: true,
+  install_dir: join_paths(datadir, 'metainfo')
 )
 
 appstreamcli = find_program('appstreamcli', required: false)
@@ -77,8 +84,7 @@ if appstreamcli.found()
        args: ['validate',
               '--pedantic',
               '--no-net',
-              join_paths(meson.current_source_dir(),
-                         'org.gnome.Calls.metainfo.xml')
+              metainfo_file
              ])
 endif
 

meson.build

@@ -159,11 +159,11 @@ summary({
 })
 
 subdir('po')
+subdir('data')
 subdir('src')
 subdir('plugins')
 subdir('tests')
 subdir('doc')
-subdir('data')
 
 # gnome.post_install() is available since meson 0.59.0
 # Distributions use their own tooling (e.g. postinst, triggers, etc)

po/POTFILES.in

@@ -1,7 +1,7 @@
 # List of source files containing translatable strings.
 data/org.gnome.Calls.desktop.in
 data/org.gnome.Calls-daemon.desktop.in
-data/org.gnome.Calls.metainfo.xml
+data/org.gnome.Calls.metainfo.xml.in
 data/org.gnome.Calls.gschema.xml
 src/calls-account.c
 src/calls-account-overview.c

src/meson.build

@@ -78,6 +78,7 @@ calls_resources = gnome.compile_resources(
    'calls.gresources.xml',
    source_dir: ['ui', '../data'],
    c_name: 'call',
+   dependencies: metainfo_file,
 )
 
 calls_generated_sources = [