Add a script to repackage a release into an appimage

1 files changed, 73 insertions, 0 deletions

diff --git a/scripts/repackage-appimage.sh b/scripts/repackage-appimage.sh
new file mode 100644
index 00000000..b21cdfa0
--- /dev/null
+++ b/scripts/repackage-appimage.sh
@@ -0,0 +1,73 @@
+#!/bin/env bash
+set -e
+
+wget="wget --retry-connrefused --waitretry=1 --read-timeout=20 --no-check-certificate" 
+
+workdir=".repackage"
+rm -fr "$workdir" && mkdir "$workdir" && pushd "$workdir"
+
+ARCH="x86_64"
+
+create_appimage() {
+  rm -fr LiteXL.AppDir
+
+  echo "Creating LiteXL.AppDir..."
+
+  mkdir -p LiteXL.AppDir/usr
+  tar xf "$1" -C LiteXL.AppDir/usr --strip-components=1
+  cp AppRun LiteXL.AppDir/
+  pushd LiteXL.AppDir
+  strip AppRun
+  mv usr/share/applications/org.lite_xl.lite_xl.desktop .
+  mv usr/share/icons/hicolor/scalable/apps/lite-xl.svg .
+  rm -fr usr/share/{icons,applications,metainfo}
+  popd
+
+  echo "Generating AppImage..."
+  local appimage_name="${1/lite-xl/LiteXL}"
+  appimage_name="${appimage_name/-linux/}"
+  appimage_name="${appimage_name/%.tar.gz/.AppImage}"
+
+  ./appimagetool LiteXL.AppDir "$appimage_name"
+}
+
+repackage_from_github () {
+  assets=($($wget -q -nv -O- https://api.github.com/repos/franko/lite-xl/releases/latest | grep "browser_download_url" | cut -d '"' -f 4))
+
+  for url in "${assets[@]}"; do
+    if [[ $url == *"linux-x86_64"* ]]; then
+      echo "getting: $url"
+      $wget -q "$url" || exit 1
+      create_appimage "${url##*/}"
+    fi
+  done
+}
+
+setup_appimagetool() {
+  if ! which appimagetool > /dev/null ; then
+    if [ ! -e appimagetool ]; then
+      if ! wget -O appimagetool "https://github.com/AppImage/AppImageKit/releases/download/continuous/appimagetool-${ARCH}.AppImage" ; then
+        echo "Could not download the appimagetool for the arch '${ARCH}'."
+        exit 1
+      else
+        chmod 0755 appimagetool
+      fi
+    fi
+  fi
+}
+
+download_appimage_apprun() {
+  if [ ! -e AppRun ]; then
+    if ! wget -O AppRun "https://github.com/AppImage/AppImageKit/releases/download/continuous/AppRun-${ARCH}" ; then
+      echo "Could not download AppRun for the arch '${ARCH}'."
+      exit 1
+    else
+      chmod 0755 AppRun
+    fi
+  fi
+}
+
+setup_appimagetool
+download_appimage_apprun
+repackage_from_github
+