A suite of bash scripts for Android icon pack creators. Generate drawable.xml and icon-pack.xml from directory of icons, and map appfilter.xml to the other filter file formats.

drawable-tool.sh

#!/bin/bash
## Drawable Tool
## created 2019.6.15
## updated 2019.7.20
## author Tobias Fried <friedtm@gmail.com>

## A bash script for Android Icon Pack creators
## Create a list of drawable resources (PNGs) in the specified directory, in the format required for your drawable.xml

DRAWABLE="drawable.xml"
DESTINATION="./$DRAWABLE"
VERBOSE=1
TEST=0

# Set flags for verbose/silent and test/execute

while getopts ":hqstvx" OPT; do
  case ${OPT} in
    q|s )
      VERBOSE=0
      ;;
    t )
      TEST=1
      ;;
    v )
      VERBOSE=1
      ;;
    x )
      TEST=0
      ;;
    \? )
      echo "Invalid option -$OPTARG" 1>&2
      echo ""
      ;&
    h )
      echo "USAGE: drawable-tool [OPTIONS] [TARGET] [DESTINATION]"
      echo ""
      echo "OPTIONS:"
      echo "    -h          display this help doc"
      echo "    -q, -s      silent"
      echo "    -v          verbose mode is set by default"
      echo "    -t          test mode sends changes to Standard Output but does not write to $DRAWABLE"
      echo "    -x          execute mode is set by default"
      echo ""
      echo "TARGET:"
      echo "                optional directory containing PNGs, if omitted is run in working directory"
      echo ""
      echo "DESTINATION:"
      echo "                optional destination to write $DRAWABLE, if omitted is written to working directory"
      exit 1
      ;;
  esac
done
shift $((OPTIND -1))

# Test for valid directories

pushd . > /dev/null

if [ -n "$1" ]; then
  if [ -d "$1" ]; then
    cd "$1"
  else
    echo "That directory does not exist."
    popd > /dev/null
    exit 1
  fi
fi

if [ -n "$2" ]; then
  if [ -d "$2" ]; then
    DESTINATION="$(dirname $2)/$(basename $2)/$DRAWABLE"
  else
    echo "Invalid destination $2"
    popd > /dev/null
    exit 1
  fi
fi

# Test if contains PNGs

if ls | grep -i .png > /dev/null; then

  # Write required enclosing XML tags

  echo "<?xml version=\"1.0\" encoding=\"UTF-8\"?>
<resources>
  <category title=\"All\" />" > "$DESTINATION"

  # Add entry for each PNG in the directory
 
  shopt -s nocaseglob

  for FILE in *.png; do
    if [ "$VERBOSE" == 1 ]; then
      echo "Processing ${FILE}"
    fi
    if [ "$TEST" == 0 ]; then
      echo "    <item drawable=\"${FILE%.*}\" />" >> "$DESTINATION"
    fi
  done

  shopt -u nocaseglob

  echo "
</resources>" >> "$DESTINATION"
  if [ "$VERBOSE" == 1 ]; then
    echo "Done"
  fi
    
else
  echo "No PNG files found."
fi

popd > /dev/null

filter-map.sh

#!/bin/bash
## Filter Map
## created 2019.6.15
## author Tobias Fried <friedtm@gmail.com>

## A bash script for Android Icon Pack creators
## Maps drawable resources from a appfilter.xml file to appmap.xml and theme_resources.xml files

LOCATION="$1"
APPFILTER="appfilter.xml"
APPMAP="appmap.xml"
THEMERESOURCES="theme_resources.xml"
WARNING="<!-- AUTOGENERATED FILE -- DELETE THIS COMMENT AFTER REVIEW -->"

# Get confirmation to overwrite existing files

get_confirmation() {
  read -n 1 -sp "This will overwrite $APPMAP and $THEMERESOURCES files in this directory, if they exist. Continue? [y]es or [n]o:  " CONFIRM
  echo ""
  case $CONFIRM in
    y|Y)
      ;;
    n|N)
      echo "Cancelled"
      exit 0
      ;;
    *)
      echo "Invalid response"
      get_confirmation
      ;;
  esac
}

# Move to file location, if given

pushd . > /dev/null

echo -n "Locating $APPFILTER..."
if [[ ! -z $LOCATION ]]; then
  cd $( dirname "$LOCATION")
fi

# Test if file exists

if [[ -f $APPFILTER ]]; then

  echo "Done"
  get_confirmation

  # Extract version number

  APPVERSION="$(sed -n 's/.*<version>\([0-9]*\)<\/version>.*/\1/p' $APPFILTER)"
  echo "App versionCode $APPVERSION"

  # Generate appmap.xml

  echo -n "Generating $APPMAP..."
  echo "$WARNING" > "$APPMAP"
  echo "<?xml version=\"1.0\" encoding=\"UTF-8\"?>
<appmap>
    <!-- SUPPORTED LAUNCHERS -->
    <!-- Atom Launcher -->
" >> "$APPMAP" 

  sed -e 's:<item component="ComponentInfo\([^/]*\).:<item class=":; s:}::; s:drawable=:name=:g; s/\(<.\?\)resources>/\1appmap>/g' "$APPFILTER" >> "$APPMAP"
  echo "Done"

  # Generate theme_resources.xml

  echo -n "Generating $THEMERESOURCES..."
  echo "$WARNING" > "$THEMERESOURCES"
  echo "<?xml version=\"1.0\" encoding=\"UTF-8\"?>
<Theme version=\"$APPVERSION\">
    <!-- SUPPORTED LAUNCHERS -->
    <!-- LG Home -->
    <Label value=\"YOUR_APP_NAME\" />
    <Wallpaper image=\"lg_homescreen_wallpaper\" />
    <LockScreenWallpaper image=\"lockscreen_wallpaper\" />
    <ThemePreview image=\"lg_homescreen_preview\" />
    <ThemePreviewWork image=\"lg_homescreen_preview_work\" />
    <ThemePreviewMenu image=\"lg_homescreen_preview_menu\" />
    <DockMenuAppIcon selector=\"apps\" />
" >> "$THEMERESOURCES"

  sed -e 's:<item component="ComponentInfo{:<AppIcon name=":; s:}::; s:drawable=:image=:g; s/\(<.\?\)resources>/\1Theme>/g' "$APPFILTER" >> "$THEMERESOURCES"
  echo "Done"

else
  echo "Required file appfilter.xml not found."
fi

popd > /dev/null

iconpack-tool.sh

#!/bin/bash
## Icon-Pack Tool
## created 2019.6.19
## updated 2019.7.20
## author Tobias Fried <friedtm@gmail.com>

## A bash script for Android Icon Pack creators
## Create a list of new drawable resources (PNGs) in the specified diretory, in the format required by icon-pack.xml

ICONPACK="icon_pack.xml"
DESTINATION="./$ICONPACK"
VERBOSE=1
TEST=0

# Set flags for verbose/silent and test/execute

while getopts ":hqstvx" OPT; do
  case ${OPT} in
    q|s )
      VERBOSE=0
      ;;
    t )
      TEST=1
      ;;
    v )
      VERBOSE=1
      ;;
    x )
      TEST=0
      ;;
    \? )
      echo "Invalid option: -$OPTARG" 1>&2
      echo ""
      ;&
    h )
      echo "USAGE: iconpack-tool [OPTIONS] [TARGET] [DESTINATION]"
      echo ""
      echo "OPTIONS:"
      echo "    -h          display this help doc"
      echo "    -q, -s      silent"
      echo "    -v          verbose mode is set by default"
      echo "    -t          test mode sends changes to Standard Output but does not write to $ICONPACK"
      echo "    -x          execute mode is set by default"
      echo ""
      echo "TARGET:"
      echo "                optional directory containing PNGs, if omitted is run in working directory"
      echo ""
      echo "DESTINATION:"
      echo "                optional destination to write $ICONPACK, if omitted is written to working directory"
      exit 1
      ;;
  esac
done
shift $((OPTIND -1))

# Test for valid directory

pushd . > /dev/null

if [ -n "$1" ]; then 
  if [ -d "$1" ]; then
    cd "$1"
  else
    echo "That directory does not exist."
    popd > /dev/null
    exit 1
  fi
fi

if [ -n "$2" ]; then
  if [ -d "$2" ]; then
    DESTINATION="$(dirname $2)/$(basename $2)/$ICONPACK"
  else
    echo "Invalid destination $2"
    popd > /dev/null
    exit 1
  fi
fi

# Test if directory contains PNGs

if ls | grep -i .png > /dev/null; then

  # Write required enclosing XML tags

  echo '<string-array name="all">' > "$DESTINATION"

  # Add entry for each PNG in the directory

  shopt -s nocaseglob

  for FILE in *.png; do
    if [ "$VERBOSE" == 1 ]; then
      echo "Processing ${FILE}"
    fi
    if [ "$TEST" == 0 ]; then
      echo "    <item>${FILE%.*}</item>" >> "$DESTINATION"
    fi
  done

  shopt -u nocaseglob
  echo "</string-array>" >> "$DESTINATION"

  if [ "$VERBOSE" == 1 ]; then
    echo "Done"
  fi

else
  echo "No PNG files found."
fi

popd > /dev/null