add CLI support to Debian package, add Elementary OS shell and editor…

… support (shiftkey#231)

script/linux-after-install.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+
+set -e
+
+PROFILE_D_FILE="/etc/profile.d/github-desktop.sh"
+INSTALL_DIR="/opt/${productFilename}"
+CLI_DIR="$INSTALL_DIR/resources/app/static"
+
+case "$1" in
+    configure)
+      # add executable permissions for CLI interface
+      chmod +x "$CLI_DIR"/github || :
+      # check if this is a dev install or standard
+      if [ -f "$INSTALL_DIR/github-desktop-dev" ]; then
+	      BINARY_NAME="github-desktop-dev"
+      else
+	      BINARY_NAME="github-desktop"
+      fi
+      # create symbolic links to /usr/bin directory
+      ln -f -s "$INSTALL_DIR"/$BINARY_NAME /usr/bin || :
+      ln -f -s "$CLI_DIR"/github /usr/bin || :
+    ;;
+
+    abort-upgrade|abort-remove|abort-deconfigure)
+    ;;
+
+    *)
+      echo "postinst called with unknown argument \`$1'" >&2
+      exit 1
+    ;;
+esac
+
+exit 0

script/linux-after-remove.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+set -e
+
+PROFILE_D_FILE="/etc/profile.d/github-desktop.sh"
+
+case "$1" in
+    purge|remove|upgrade|failed-upgrade|abort-install|abort-upgrade|disappear)
+      echo "#!/bin/sh" > "${PROFILE_D_FILE}";
+      . "${PROFILE_D_FILE}";
+      rm "${PROFILE_D_FILE}";
+      # remove symbolic links in /usr/bin directory
+      unlink /usr/bin/github-desktop || :
+      unlink /usr/bin/github-desktop-dev || :
+      unlink /usr/bin/github || :
+    ;;
+
+    *)
+      echo "postrm called with unknown argument \`$1'" >&2
+      exit 1
+    ;;
+esac
+
+exit 0