[gnome-builder] libide/core: fix layered settings paths for languages

[Christian Hergert <chergert src gnome org>]

commit 4f17e109555a60e7a9c9c594fcabe347d9fe79c6
Author: Christian Hergert <chergert redhat com>
Date:   Mon Sep 26 21:58:58 2022 -0700

    libide/core: fix layered settings paths for languages
    
    We need to maintain compatibility with old installs of Builder and the
    location where language defaults are set. This adds a specific override
    for those language settings so we get the right value.
    
    Fixes #1813

 src/libide/core/ide-settings.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)
---
diff --git a/src/libide/core/ide-settings.c b/src/libide/core/ide-settings.c
index d55885c35..48da00c95 100644
--- a/src/libide/core/ide-settings.c
+++ b/src/libide/core/ide-settings.c
@@ -162,6 +162,19 @@ ide_settings_resolve_schema_path (const char *schema_id,
       else
         return g_strconcat ("/org/gnome/builder/projects/", path_suffix, NULL);
     }
+  else if (g_str_equal (schema_id, "org.gnome.builder.editor.language"))
+    {
+      /* This is a special case so that we don't have to migrate users settings
+       * from one path to another. Otherwise, we'd be perfectly fine doing it
+       * other way (but that'd require changes to ide-language-defaults.c too).
+       *
+       * Bug: https://gitlab.gnome.org/GNOME/gnome-builder/-/issues/1813
+       */
+      if (project_id != NULL)
+        return g_strconcat ("/org/gnome/builder/projects/", project_id, "/editor/language/", path_suffix, 
NULL);
+      else
+        return g_strconcat ("/org/gnome/builder/editor/language/", path_suffix, NULL);
+    }
   else
     {
       const char *suffix = schema_id + strlen ("org.gnome.builder.");