Initial commit

scripts/extract-dmg.sh

@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+# shellcheck source=scripts/lib/common.sh
+source "$SCRIPT_DIR/lib/common.sh"
+
+[ "$#" -eq 2 ] || die "usage: extract-dmg.sh DMG DESTINATION"
+dmg_path="$1"
+destination="$2"
+[ -f "$dmg_path" ] || die "DMG does not exist: $dmg_path"
+
+seven_zip="$(seven_zip_command)"
+mkdir -p "$destination"
+if ! "$seven_zip" x -y "-o$destination" "$dmg_path" >/dev/null; then
+  log "7-Zip reported a DMG/HFS warning; validating extracted contents"
+fi
+
+app_path="$(find "$destination" -type d -name Nani.app -print -quit)"
+[ -n "$app_path" ] || die "Nani.app was not found in the DMG"
+[ -f "$app_path/Contents/Info.plist" ] || die "extracted Nani.app is incomplete"
+[ -f "$app_path/Contents/Resources/app.asar" ] || die "extracted Nani.app has no app.asar"
+printf '%s\n' "$app_path"