#!/bin/bash

REPO="/path/to/addons"

do_cleanup(){
  rm -rf $REPO/*/*/script.program.driverselect 2>/dev/null
}

do_xml(){
  for PROJECT in $(find $REPO/* -maxdepth 0 -type d); do
    PROJECT=$(basename "$PROJECT")
    for ARCH in $(find $REPO/$PROJECT/* -maxdepth 0 -type d); do
      ARCH=$(basename "$ARCH")
      ARCH_XML='<?xml version="1.0" encoding="UTF-8"?>\n<addons>\n'
      for ADDON in $(find $REPO/$PROJECT/$ARCH/* -maxdepth 0 -type d); do
        ADDON=$(basename "$ADDON")
        for ARCHIVE in $(find $REPO/$PROJECT/$ARCH/$ADDON -type f -name "*.zip" | sort -V); do
          if [ -n "$ARCHIVE" ]; then
            ARCHIVE_XML=$(unzip -p "$ARCHIVE" "$ADDON/addon.xml" | sed '1d' | cat)
            ARCH_XML="$ARCH_XML$ARCHIVE_XML\n"
          fi
        done
      done
      ARCH_XML="$ARCH_XML</addons>"
      echo -e "$ARCH_XML" > $REPO/$PROJECT/$ARCH/addons.xml
      gzip -f $REPO/$PROJECT/$ARCH/addons.xml
      md5sum $REPO/$PROJECT/$ARCH/addons.xml.gz | cut -f1 -d ' ' > $REPO/$PROJECT/$ARCH/addons.xml.gz.md5
      sha256sum $REPO/$PROJECT/$ARCH/addons.xml.gz | cut -f1 -d ' ' > $REPO/$PROJECT/$ARCH/addons.xml.gz.sha256
    done
  done
}

do_cleanup
do_xml

exit