[gnome-software] Don't explode when using metadata with 'type=font'

[Richard Hughes <rhughes src gnome org>]

commit 221cd1ca4d0a8c1a9d137ea16e7241e037ddce0a
Author: Richard Hughes <richard hughsie com>
Date:   Wed Sep 18 16:07:39 2013 +0100

    Don't explode when using metadata with 'type=font'

 src/plugins/appstream-app.c   |    6 ++++++
 src/plugins/appstream-cache.c |    9 +--------
 2 files changed, 7 insertions(+), 8 deletions(-)
---
diff --git a/src/plugins/appstream-app.c b/src/plugins/appstream-app.c
index a4cf15e..36c0127 100644
--- a/src/plugins/appstream-app.c
+++ b/src/plugins/appstream-app.c
@@ -225,7 +225,13 @@ appstream_app_set_id (AppstreamApp *app,
                      const gchar *id,
                      gsize length)
 {
+       gchar *tmp;
        app->id = g_strndup (id, length);
+
+       /* trim the extension as we only use the short form here */
+       tmp = g_strrstr (app->id, ".");
+       if (tmp != NULL)
+               *tmp = '\0';
 }
 
 /**
diff --git a/src/plugins/appstream-cache.c b/src/plugins/appstream-cache.c
index 8f3d9a4..e114a5b 100644
--- a/src/plugins/appstream-cache.c
+++ b/src/plugins/appstream-cache.c
@@ -415,14 +415,7 @@ appstream_cache_text_cb (GMarkupParseContext *context,
                                             "item_temp id invalid");
                        return;
                }
-               if (text_len < 9) {
-                       g_set_error_literal (error,
-                                            APPSTREAM_CACHE_ERROR,
-                                            APPSTREAM_CACHE_ERROR_FAILED,
-                                            "desktop id invalid");
-                       return;
-               }
-               appstream_app_set_id (helper->item_temp, text, text_len - 8);
+               appstream_app_set_id (helper->item_temp, text, text_len);
                break;
        case APPSTREAM_CACHE_SECTION_PKGNAME:
                if (helper->item_temp == NULL ||