[PATCH 10/11] insane.bbclass: Spawn warning for missing mime-xdg in inherit

["Andreas Müller" <schnitzeltony@gmail.com>]

If a package signals that it can open mime-types but does not inharit mime-xdg,
a warning is created.

Signed-off-by: Andreas Müller <schnitzeltony@gmail.com>
---
 meta/classes/insane.bbclass | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/meta/classes/insane.bbclass b/meta/classes/insane.bbclass
index 442e9e5113..4ca39f22ff 100644
--- a/meta/classes/insane.bbclass
+++ b/meta/classes/insane.bbclass
@@ -28,7 +28,7 @@ WARN_QA ?= "ldflags useless-rpaths rpaths staticdev libdir xorg-driver-abi \
             pn-overrides infodir build-deps src-uri-bad \
             unknown-configure-option symlink-to-sysroot multilib \
             invalid-packageconfig host-user-contaminated uppercase-pn patch-fuzz \
-            mime \
+            mime mime-xdg \
             "
 ERROR_QA ?= "dev-so debug-deps dev-deps debug-files arch pkgconfig la \
             perms dep-cmp pkgvarcheck perm-config perm-line perm-link \
@@ -197,6 +197,24 @@ def package_qa_check_mime(path, name, d, elf, messages):
         package_qa_add_message(messages, "mime", "package contains mime types but does not inhert mime.bbclass: %s path '%s'" % \
                  (name, package_qa_clean_path(path,d)))
 
+QAPATHTEST[mime-xdg] = "package_qa_check_mime_xdg"
+def package_qa_check_mime_xdg(path, name, d, elf, messages):
+    """
+    Check if package installs desktop file containing MimeType and requires
+    mime-types.bbclass to create /usr/share/applications/mimeinfo.cache
+    """
+
+    if d.getVar("desktopdir") in path and path.endswith('.desktop') and not bb.data.inherits_class("mime-xdg", d):
+        mime_type_found = False
+        with open(path, 'r') as f:
+            for line in f.read().split('\n'):
+                if 'MimeType' in line:
+                    mime_type_found = True
+                    break;
+        if mime_type_found:
+            package_qa_add_message(messages, "mime-xdg", "package contains desktop file with key 'MimeType' but does not inhert mime-xdg.bbclass: %s path '%s'" % \
+                    (name, package_qa_clean_path(path,d)))
+
 def package_qa_check_libdir(d):
     """
     Check for wrong library installation paths. For instance, catch
-- 
2.21.0