[gnome-characters] Add snap packaging

[Ken VanDine <kvandine src gnome org>]

commit a434d8d19d17728e84cfce0970991cf3ff59e749
Author: Ken VanDine <kvandine gnome org>
Date:   Thu Sep 21 13:37:36 2017 -0400

    Add snap packaging

 snap/snapcraft.yaml |  131 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 131 insertions(+), 0 deletions(-)
---
diff --git a/snap/snapcraft.yaml b/snap/snapcraft.yaml
new file mode 100644
index 0000000..b3c95c6
--- /dev/null
+++ b/snap/snapcraft.yaml
@@ -0,0 +1,131 @@
+name: gnome-characters
+version: git
+summary: A character map application
+description: |
+  Characters is a simple utility application to find and
+  insert unusual characters.
+
+grade: devel # must be 'stable' to release into candidate/stable channels
+confinement: strict
+
+plugs:
+  gnome-3-26-1604:
+    interface: content
+    target: $SNAP/gnome-platform
+    default-provider: gnome-3-26-1604:gnome-3-26-1604
+
+slots:
+  # for GtkApplication registration
+  gnome-characters:
+    interface: dbus
+    bus: session
+    name: org.gnome.Characters
+
+apps:
+  gnome-characters:
+    command: desktop-launch gnome-characters
+    plugs:
+      - browser-support
+      - desktop
+      - desktop-legacy
+      - gsettings
+      - home
+      - unity7
+      - wayland
+    desktop: usr/share/applications/org.gnome.Characters.desktop
+    environment:
+      GSETTINGS_SCHEMA_DIR: $SNAP/share/glib-2.0/schemas
+      LD_LIBRARY_PATH: $LD_LIBRARY_PATH:$SNAP/lib/gnome-characters
+
+parts:
+  desktop-gnome-platform:
+    source-subdir: gtk
+    plugin: make
+    make-parameters: ["FLAVOR=gtk3"]
+    build-packages:
+      - libgtk-3-dev
+    source: https://github.com/kenvandine/snapcraft-desktop-helpers.git
+    source-branch: typelib
+    install: mkdir -p $SNAPCRAFT_PART_INSTALL/gnome-platform
+  iso-codes:
+    after: [desktop-gnome-platform]
+    source: https://pkg-isocodes.alioth.debian.org/downloads/iso-codes-3.75.tar.xz
+    plugin: autotools
+    # workaround the issue described in https://launchpad.net/bugs/1583250
+    configflags: [--prefix=/snap/gnome-characters/current/usr]
+    organize:
+      snap/gnome-characters/current/usr: usr
+    build-packages:
+      - gettext
+      - python3
+  gnome-desktop:
+    after: [iso-codes]
+    source: https://git.gnome.org/browse/gnome-desktop
+    source-type: git
+    source-tag: 3.26.0
+    plugin: autotools
+    prepare:
+      sed -i.bak -e 's|.*ISO_CODES_PREFIX=.*|ISO_CODES_PREFIX=/snap/gnome-characters/current/usr|g' 
configure.ac
+    # workaround the issue described in https://launchpad.net/bugs/1583250
+    configflags: [--prefix=/snap/gnome-characters/current/usr, --disable-date-in-gnome-version, 
--with-gnome-distributor=Ubuntu]
+    organize:
+      snap/gnome-characters/current/usr: usr
+    build-packages:
+      - libglib2.0-dev
+      - gnome-common
+      - intltool
+      - gnome-pkg-tools
+      - gtk-doc-tools
+      - docbook-xml
+      - libx11-dev
+      - xkb-data
+      - libgdk-pixbuf2.0-dev
+      - libgl1-mesa-dev
+      - libgtk-3-dev
+      - libxml2-dev
+      - libglib2.0-doc
+      - libgtk-3-doc
+      - libseccomp-dev
+      - libudev-dev
+      - gobject-introspection
+      - libgirepository1.0-dev
+      - gsettings-desktop-schemas-dev
+      - yelp-tools
+  gnome-characters:
+    after: [gnome-desktop]
+    source: .
+    source-type: git
+    plugin: autotools
+    configflags: [--prefix=/snap/gnome-characters/current/usr]
+    organize:
+      snap/gnome-characters/current/usr: usr
+    prepare: |
+      sed -i.bak -e 's|=gnome-characters$|=${SNAP}/meta/gui/gnome-characters.png|g' 
data/org.gnome.Characters.desktop.in
+      sed -i.bak -e 's|@GJS@|/snap/gnome-characters/current/usr/bin/gjs|g' src/org.gnome.Characters.in
+      sed -i.bak -e 's|@GJS@|/snap/gnome-characters/current/usr/bin/gjs|g' 
src/org.gnome.Characters.BackgroundService.in
+    install: |
+      mkdir -p $SNAPCRAFT_PART_INSTALL/meta/gui/
+      cp ../src/data/icons/hicolor/256x256/apps/gnome-characters.png $SNAPCRAFT_PART_INSTALL/meta/gui/
+    build-packages:
+      - desktop-file-utils
+      - gettext
+      - gnome-common
+      - gsettings-desktop-schemas-dev
+      - intltool
+      - appstream-util
+      - gnome-pkg-tools
+      - pkg-config
+      - libglib2.0-dev
+      - libgtk-3-dev
+      - libgirepository1.0-dev
+      - libgjs-dev
+      - gjs
+      - gperf
+      - libgdk-pixbuf2.0-dev
+      - libpango1.0-dev
+    stage-packages:
+      - gjs
+      - gir1.2-gdkpixbuf-2.0
+      - gir1.2-glib-2.0
+      - gir1.2-gtk-3.0
+      - gir1.2-gnomedesktop-3.0