configure

#!/bin/bash

files='find . -type f -not \( -path "*$0*" -o -path "*git*" -o -path "*skin*" -o -path "*.md*" -o -ipath "*make*" \)'

function replace {
  fieldName=$1
  oldValue=$2
  newValue=$3
  verbose=$4
  forced=$5

  if [[ $forced -ne 1 ]]; then
    if [[ $oldValue == $newValue ]]; then
      echo "The add-on already uses this $fieldName."
      exit 1
    fi
    if [ -z "`eval $files | xargs egrep $oldValue -l`" ]; then
      echo "ERROR: The addon's $fieldName was already customized."
      echo "Please clone the repository again to create a new add-on."
      exit 1
    fi
  fi

  if [[ $verbose -ne 1 ]]; then
    read -p "This add-on's $fieldName will be changed. Continue? (y/n)? "
  else
    read -p "This add-on's $fieldName will be changed from '$oldValue' to '$newValue'. Continue? (y/n)? "
  fi

  if [[ $REPLY == "y" ]]; then
    if [[ "`uname`" == "Linux" ]]; then
      eval $files -print0 | xargs -0 sed -i 's/'"$oldValue"'/'"$newValue"'/g'
    elif [[ "`uname`" == "Darwin" ]]; then
      eval $files -print0 | xargs -0 sed -i '' 's/'"$oldValue"'/'"$newValue"'/g'
    else
      echo "ERROR: Your operating system is not supported yet."
      exit 1
    fi
    printf "Done."

    if [ $verbose == "1" ]; then
      echo " Modified files:"
      eval $files | xargs egrep $newValue -l
      printf "\n"
    else
      printf "\n\n"
    fi
  else
    echo "WARNING: No changes were made to the addon's $fieldName."
    exit 1
  fi
}

function proxy {
  profileName=$1
  addonDir=$2
  addonId=`sed -n 's/<em:id>\(.*\)@mozilla.com<\/em:id>/\1/p' install.rdf | head -n 1 | tr -d ' '`
  forced=$3

  if [[ "`uname`" == "Linux" ]]; then
    profile="~/.mozilla/firefox/*$profileName"
  elif [[ "`uname`" == "Darwin" ]]; then
    profile="~/Library/Application\ Support/Firefox/Profiles/*$profileName"
  else
    echo "ERROR: Your operating system is not supported yet."
    echo "Please refer to the readme for manually creating an extension proxy file."
    exit 1
  fi

  if [[ $forced -ne 1 ]]; then
    read -p "This '$addonId' extension will be linked with the '$profileName' profile. Continue? (y/n)? "
    if [[ $REPLY != "y" ]]; then
      exit 1
    fi
  fi

  if [[ -n "`eval cd $profile 2>&1`" ]]; then
    echo "ERROR: The specified profile does not seem to exist at $profile"
    echo "Please refer to the readme for manually creating an extension proxy file."
    exit 1
  fi

  eval cd $profile
  mkdir extensions &> /dev/null
  touch extensions/$addonId@mozilla.com
  echo $addonDir > extensions/$addonId@mozilla.com
  echo "Done."

  printf "\n"
  echo "This add-on will be installed in the '$profileName' profile next time you open Firefox."
  echo "Tip: whenever you change something, go to about:addons in Firefox and re-enable the add-on to quickly update it."
}

if [[ $# -eq 0 ]]; then
  echo "Customize this add-on template:"
  echo "  -i <identifier>     Specify the id, used to identify resources and files in this bundle"
  echo "  -n <project name>   Specify the name, displayed in the Toolbox and various Firefox menus"
  echo "  -v <version>        Specify the version, useful for tracking bugs"
  echo "  -d <description>    Specify the description, shown on addons.mozilla.org"
  echo "  -a <autor name>     Specify the author, shown on addons.mozilla.org"
  echo "  -h <url>            Specify the add-on's support homepage url"
  echo "  -P <profile>        Create an extension proxy file for this add-on, for the specified profile"
  exit 1
fi

while getopts "i:n:v:d:a:h:P:" opt; do
  case $opt in
    i)
      replace "id" "my-addon" $OPTARG 1
      ;;
    n)
      replace "name" "MyAddon" $OPTARG 1
      ;;
    v)
      regex="\(<em:version>\).*\(<\/em:version>\)"
      replace "version" $regex '\1'"$OPTARG"'\2' 0 1
      ;;
    d)
      regex="\(<em:description>\).*\(<\/em:description>\)"
      replace "description" $regex '\1'"$OPTARG"'\2' 0 1
      ;;
    a)
      regex="\(<em:creator>\).*\(<\/em:creator>\)"
      replace "author" $regex '\1'"$OPTARG"'\2' 0 1
      ;;
    h)
      regex="\(<em:homepageURL>\).*\(<\/em:homepageURL>\)"
      replace "homepage" $regex '\1'"$OPTARG"'\2' 0 1
      ;;
    P)
      INSTALL_PROFILE=$OPTARG
      ;;
    \?)
      echo "Invalid option: -$OPTARG" >&2
      exit 1
      ;;
    :)
      echo "Option -$OPTARG requires an argument." >&2
      exit 1
      ;;
  esac
done

if [[ $INSTALL_PROFILE ]]; then
  proxy $INSTALL_PROFILE `pwd`
else
  read -p "WARNING: No user profile specified. Do you want this add-on to be installed next time you open Firefox? (y/n) "
  if [[ $REPLY == "y" ]]; then
    proxy "default" `pwd` 1
  else
    echo "WARNING: This add-on won't be automatically installed next time you open Firefox."
    echo "For a faster development process, please refer to the readme for creating an extension proxy file."
  fi
fi