[gnome-software/881-eos-updater-plugin-allow-other-os-names: 18/18] eos-updater: Read update version and summary from the D-Bus server

[Milan Crha <mcrha src gnome org>]

commit e2cbf9eb9da75efe03807d5523433a63d56ccef7
Author: Milan Crha <mcrha redhat com>
Date:   Mon Mar 14 11:13:36 2022 +0100

    eos-updater: Read update version and summary from the D-Bus server
    
    Read the update version and the update summary from the D-Bus service
    and use them, if filled. This provides more information to the user
    and allows the distro to use its own text.

 plugins/eos-updater/gs-plugin-eos-updater.c | 24 +++++++++++++++++++-----
 1 file changed, 19 insertions(+), 5 deletions(-)
---
diff --git a/plugins/eos-updater/gs-plugin-eos-updater.c b/plugins/eos-updater/gs-plugin-eos-updater.c
index 19581c546..c41b04262 100644
--- a/plugins/eos-updater/gs-plugin-eos-updater.c
+++ b/plugins/eos-updater/gs-plugin-eos-updater.c
@@ -554,6 +554,7 @@ proxy_new_cb (GObject      *source_object,
        g_autofree gchar *background_filename = NULL;
        g_autofree gchar *css = NULL;
        g_autofree gchar *summary = NULL;
+       g_autofree gchar *version = NULL;
        g_autoptr(GsOsRelease) os_release = NULL;
        g_autoptr(GMutexLocker) locker = NULL;
        g_autoptr(GError) local_error = NULL;
@@ -609,8 +610,23 @@ proxy_new_cb (GObject      *source_object,
                os_name = gs_os_release_get_name (os_release);
        }
 
-       /* Translators: The '%s' is replaced with the OS name, like "Endless OS" */
-       summary = g_strdup_printf (_("%s update with new features and fixes."), os_name);
+       g_object_get (G_OBJECT (self->updater_proxy),
+               "version", &version,
+               "update-message", &summary,
+               NULL);
+
+       if (summary == NULL || *summary == '\0') {
+               g_clear_pointer (&summary, g_free);
+               g_object_get (G_OBJECT (self->updater_proxy),
+                       "update-label", &summary,
+                       NULL);
+       }
+
+       if (summary == NULL || *summary == '\0') {
+               g_clear_pointer (&summary, g_free);
+               /* Translators: The '%s' is replaced with the OS name, like "Endless OS" */
+               summary = g_strdup_printf (_("%s update with new features and fixes."), os_name);
+       }
 
        /* create the OS upgrade */
        app = gs_app_new ("com.endlessm.EOS.upgrade");
@@ -619,9 +635,7 @@ proxy_new_cb (GObject      *source_object,
        gs_app_set_kind (app, AS_COMPONENT_KIND_OPERATING_SYSTEM);
        gs_app_set_name (app, GS_APP_QUALITY_LOWEST, os_name);
        gs_app_set_summary (app, GS_APP_QUALITY_NORMAL, summary);
-       /* ensure that the version doesn't appear as (NULL) in the banner, it
-        * should be changed to the right value when it changes in the eos-updater */
-       gs_app_set_version (app, "");
+       gs_app_set_version (app, version == NULL ? "" : version);
        gs_app_add_quirk (app, GS_APP_QUIRK_NEEDS_REBOOT);
        gs_app_add_quirk (app, GS_APP_QUIRK_PROVENANCE);
        gs_app_add_quirk (app, GS_APP_QUIRK_NOT_REVIEWABLE);