#!/bin/bash

# Libraries to fetch

PLATFORMS=( mac linux win32 android ios emscripten )

ARCHS_android=( armv6 )

ARCHS_mac=( Universal )

ARCHS_ios=( Universal )

ARCHS_win32=( i386 )

ARCHS_linux=( i386 x86_64 )

ARCHS_emscripten=( js )

LIBS_android=( OpenSSL ICU )

LIBS_mac=( OpenSSL ICU )

LIBS_ios=( OpenSSL ICU )

LIBS_win32=( OpenSSL Curl ICU CEF )

LIBS_linux=( OpenSSL Curl ICU CEF )

LIBS_emscripten=( ICU )

SUBPLATFORMS_ios=( iPhoneSimulator5.1 iPhoneSimulator6.1 iPhoneSimulator7.1 iPhoneSimulator8.2 iPhoneSimulator9.2 iPhoneSimulator9.3 iPhoneOS8.2 iPhoneOS9.2 iPhoneOS9.3)

# Fetch settings

SCRIPT_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)

FETCH_DIR="${SCRIPT_DIR}/fetched"

EXTRACT_DIR="${SCRIPT_DIR}"

URL="http://downloads.livecode.com/prebuilts"

# Versions

source "${SCRIPT_DIR}/scripts/lib_versions.inc"

mkdir -p "${FETCH_DIR}"

mkdir -p "${EXTRACT_DIR}"

# Override the fetch location via an environment variable

if [ ! -z "${PREBUILT_CACHE_DIR}" ] ; then

FETCH_DIR="${PREBUILT_CACHE_DIR}"

fi

function fetchLibrary {

local LIB=$1

local PLATFORM=$2

local ARCH=$3

local SUBPLATFORM=$4

eval "local VERSION=\${${LIB}_VERSION}"

local NAME="${LIB}-${VERSION}-${PLATFORM}-${ARCH}"

if [ ! -z "${SUBPLATFORM}" ] ; then

NAME+="-${SUBPLATFORM}"

fi

if [ ! -f "${FETCH_DIR}/${NAME}.tar.bz2" ] ; then

echo "Fetching library: ${NAME}"

# Download using an HTTP client of some variety

if $(which curl 1>/dev/null 2>/dev/null) ; then

curl --silent "${URL}/${NAME}.tar.bz2" -o "${FETCH_DIR}/${NAME}.tar.bz2"

elif $(which wget 1>/dev/null 2>/dev/null) ; then

wget "${URL}/${NAME}.tar.bz2" -O "${FETCH_DIR}/${NAME}.tar.bz2"

else

# Perl as a last resort (useful for Cygwin)

perl -MLWP::Simple -e "getstore('${URL}/${NAME}.tar.bz2', '${FETCH_DIR}/${NAME}.tar.bz2') == 200 or exit 1"

fi

if [ $? -ne 0 ] ; then

echo " failed"

exit 1

fi

echo "Extracting library: ${NAME}"

DIR="`pwd`"

cd "${EXTRACT_DIR}"

tar -jxf "${FETCH_DIR}/${NAME}.tar.bz2"

RESULT=$?

cd "${DIR}"

if [ "${RESULT}" -ne 0 ] ; then

echo " failed"

exit 1

fi

else

echo "Already fetched: ${NAME}"

fi

}

if [ 0 -eq "$#" ]; then

SELECTED_PLATFORMS="${PLATFORMS[@]}"

else

SELECTED_PLATFORMS="$@"

fi

for PLATFORM in ${SELECTED_PLATFORMS} ; do

# Work around an issue where Gyp is too enthusiastic in path-ifying arguments

PLATFORM=$(basename "$PLATFORM")

eval "ARCHS=( \${ARCHS_${PLATFORM}[@]} )"

eval "LIBS=( \${LIBS_${PLATFORM}[@]} )"

eval "SUBPLATFORMS=( \${SUBPLATFORMS_${PLATFORM}[@]} )"

for ARCH in "${ARCHS[@]}" ; do

for LIB in "${LIBS[@]}" ; do

if [ ! -z "${SUBPLATFORMS}" ] ; then

for SUBPLATFORM in "${SUBPLATFORMS[@]}" ; do

fetchLibrary "${LIB}" "${PLATFORM}" "${ARCH}" "${SUBPLATFORM}"

done

else

fetchLibrary "${LIB}" "${PLATFORM}" "${ARCH}"

fi

done

done

# Re-name the "i386" output folder to "x86"

if [ -d "${EXTRACT_DIR}/lib/${PLATFORM}/i386" ] ; then

if [ ! -d "${EXTRACT_DIR}/lib/${PLATFORM}/x86" ] ; then

mkdir "${EXTRACT_DIR}/lib/${PLATFORM}/x86"

fi

cp -R "${EXTRACT_DIR}/lib/${PLATFORM}/i386/"* "${EXTRACT_DIR}/lib/${PLATFORM}/x86/"

rm -r "${EXTRACT_DIR}/lib/${PLATFORM}/i386"

fi

done

# Don't forget the headers

fetchLibrary OpenSSL All Universal Headers

fetchLibrary ICU All Universal Headers