[gnome-games] Use libsoup instead of gvfs to download the covers

[Mathieu Bridon <mbridon src gnome org>]

commit e82e08eb1c0297d52e80b02275612b6c9584acae
Author: Mathieu Bridon <bochecha daitauha fr>
Date:   Fri Aug 12 23:32:39 2016 +0200

    Use libsoup instead of gvfs to download the covers
    
    gvfs doesn't work very well in flatpak.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=769829

 configure.ac               |    1 +
 src/Makefile.am            |    1 +
 src/grilo/grilo-cover.vala |   20 ++++++++++----------
 3 files changed, 12 insertions(+), 10 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index b31d0f4..d3c4c2e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -52,6 +52,7 @@ PKG_CHECK_MODULES(GNOME_GAMES, [
        glib-2.0 >= $GLIB_MIN_VERSION
        grilo-0.3
        gtk+-3.0
+       libsoup-2.4
        retro-gobject-0.6
        retro-gtk-0.6
        tracker-sparql-1.0
diff --git a/src/Makefile.am b/src/Makefile.am
index 2bf0703..625455b 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -139,6 +139,7 @@ gnome_games_VALAFLAGS = \
        --pkg glib-2.0 \
        --pkg grilo-0.3 \
        --pkg gtk+-3.0 \
+       --pkg libsoup-2.4 \
        --pkg tracker-sparql-1.0 \
        --pkg retro-gobject-0.6 \
        --pkg retro-gtk-0.6 \
diff --git a/src/grilo/grilo-cover.vala b/src/grilo/grilo-cover.vala
index ab92442..1023104 100644
--- a/src/grilo/grilo-cover.vala
+++ b/src/grilo/grilo-cover.vala
@@ -60,19 +60,19 @@ public class Games.GriloCover : Object, Cover {
 
                var cover_path = get_cover_path ();
 
-               var src = File.new_for_uri (uri);
-               var dst = File.new_for_path (cover_path);
+               var session = new Soup.Session ();
+               var message = new Soup.Message ("GET", uri);
 
-               try {
-                       yield src.copy_async (dst, FileCopyFlags.OVERWRITE);
-               }
-               catch (Error e) {
-                       warning (e.message);
+               session.queue_message (message, (sess, mess) => {
+                       if (mess.status_code != 200) {
+                               debug ("Failed to load %s: %u %s.", uri, mess.status_code, 
mess.reason_phrase);
 
-                       return;
-               }
+                               return;
+                       }
 
-               load_cover ();
+                       FileUtils.set_data (cover_path, mess.response_body.data);
+                       load_cover ();
+               });
        }
 
        private void load_cover () {