#!/bin/bash

# Required variables
# ------------------
# these are very important variables. Must be set into rtdata/CMakeLists.txt!
# - PROJECT_NAME
# - PROJECT_SOURCE_DIR
# - PROJECT_VERSION (if without mercurial)
# - CMAKE_BUILD_TYPE
# - PROC_BIT_DEPTH
# - GTK_PREFIX

function message {
  printf '\e[34m-- %s\e[m\n' "$*"
}
function GetDependencies {
  otool -L "$1" | awk 'NR >= 2 && $1 !~ /^(\/usr\/lib|\/System|@executable_path|@rpath)\// { print $1 }'
}
function CheckLink {
  GetDependencies "$1" | while read; do
    local dest="${LIB}/$(basename "${REPLY}")"
    test -f "${dest}" || { ditto --arch ${arch} "${REPLY}" "${dest}"; CheckLink "${dest}"; }
  done
}

# source check
if test ! -d "${CMAKE_BUILD_TYPE}"; then
  printf "\e[31m${PWD}/${CMAKE_BUILD_TYPE} directory is not found. Please execute 'make install' first.\e[m\n"
  exit 1
fi

# update project version
if test -x $(which hg) -a -d "${PROJECT_SOURCE_DIR}/.hg"; then
  PROJECT_VERSION=$(hg -R "${PROJECT_SOURCE_DIR}" parents --template "{latesttag}.{latesttagdistance}")
fi

# if not specify CMAKE_OSX_DEPLOYMENT_TARGET when compiling,
# 'MINIMUM_VERSION' will be used host OS X version.
MINIMUM_SYSTEM_VERSION=$(otool -l "${CMAKE_BUILD_TYPE}"/rawtherapee | grep -A2 'LC_VERSION_MIN_MACOSX' | awk '$1 ~ /version/ { printf $2 }')
if test ! -n "${MINIMUM_SYSTEM_VERSION}"; then
  MINIMUM_SYSTEM_VERSION=$(sw_vers -productVersion | cut -d. -f-2)
fi

case ${PROC_BIT_DEPTH} in
  64) arch=x86_64;;
  32) arch=i386;;
esac

cat <<__EOS__
PROJECT_NAME:           ${PROJECT_NAME}
PROJECT_VERSION:        ${PROJECT_VERSION}
PROJECT_SOURCE_DIR:     ${PROJECT_SOURCE_DIR}
CMAKE_BUILD_TYPE:       ${CMAKE_BUILD_TYPE}
PROC_BIT_DEPTH:         ${PROC_BIT_DEPTH}
MINIMUM_SYSTEM_VERSION: ${MINIMUM_SYSTEM_VERSION}
GTK_PREFIX:             ${GTK_PREFIX}
PWD:                    ${PWD}
__EOS__

APP="${PROJECT_NAME}".app
CONTENTS="${APP}"/Contents
RESOURCES="${CONTENTS}"/Resources
MACOS="${CONTENTS}"/MacOS
LIB="${MACOS}"/lib
ETC="${MACOS}"/etc
EXECUTABLE="${MACOS}"/rawtherapee

message "Removing old files"
rm -rf "${APP}" ${PROJECT_NAME}_*.dmg

message "Creating bundle container"
install -d  "${RESOURCES}" \
            "${MACOS}" \
            "${LIB}" \
            "${ETC}"

message "Copying release files"
ditto "${CMAKE_BUILD_TYPE}" "${MACOS}"

message "Copying dependencies from ${GTK_PREFIX}"
CheckLink "${EXECUTABLE}"

message "Copying library modules from ${GTK_PREFIX}"
ditto --arch ${arch} {"${GTK_PREFIX}"/lib,"${LIB}"}/gdk-pixbuf-2.0
ditto --arch ${arch} {"${GTK_PREFIX}"/lib,"${LIB}"}/gtk-2.0
ditto --arch ${arch} {"${GTK_PREFIX}"/lib,"${LIB}"}/pango

message "Removing static libraries and cache files"
find -E "${LIB}" -type f -regex '.*\.(a|la|cache)$' | while read; do rm "${REPLY}"; done

message "Copying configuration files from ${GTK_PREFIX}"
install -d "${ETC}"/{gtk-2.0,pango}
cp "${GTK_PREFIX}"/etc/gtk-2.0/im-multipress.conf "${ETC}"/gtk-2.0
"${GTK_PREFIX}"/bin/gdk-pixbuf-query-loaders "${LIB}"/gdk-pixbuf-2.0/*/loaders/*.so > "${ETC}"/gtk-2.0/gdk-pixbuf.loaders
"${GTK_PREFIX}"/bin/gtk-query-immodules-2.0  "${LIB}"/gtk-2.0/*/immodules/*.so      > "${ETC}"/gtk-2.0/gtk.immodules
"${GTK_PREFIX}"/bin/pango-querymodules       "${LIB}"/pango/*/modules/*.so          > "${ETC}"/pango/pango.modules
sed -i "" -e "s|${PWD}|/tmp|" "${ETC}"/gtk-2.0/gdk-pixbuf.loaders \
                              "${ETC}"/gtk-2.0/gtk.immodules \
                              "${ETC}"/pango/pango.modules
printf "[Pango]\nModuleFiles = /tmp/${ETC}/pango/pango.modules" > "${ETC}"/pango/pangorc



message "Copying shared files from ${GTK_PREFIX}"
cp -R "${GTK_PREFIX}"/share/mime "${MACOS}"/share
# gtk themes
ditto {"${GTK_PREFIX}","${MACOS}"}/share/themes/Mac/gtk-2.0-key/gtkrc
ditto {"${GTK_PREFIX}","${MACOS}"}/share/themes/Clearlooks/gtk-2.0/gtkrc
install -d "${MACOS}"/share/themes/Raleigh/gtk-2.0
(cd "${MACOS}"/share/themes/Raleigh/gtk-2.0 && ln -s ../../Clearlooks/gtk-2.0/gtkrc)
# fontconfig files (X11 backend only)
if otool -L "${EXECUTABLE}" | grep -sq 'libgtk-x11-2.0'; then
  message "Installing fontconfig files (Your library is X11 backend. 'FONTCONFIG_PATH' will be set by executable loader.)"
  cp -RL "${GTK_PREFIX}"/etc/fonts "${ETC}"
fi



# install names
find -E "${MACOS}" -type f -regex '.*/(rawtherapee|.*\.(dylib|so))' | while read x; do
  message "Modifying install names: ${x}"
  {
    # id
    case ${x} in *.dylib) echo "   install_name_tool -id '@rpath/$(basename "${x}")' '${x}'";; esac
    # names
    GetDependencies "${x}" | while read y; do
      echo "   install_name_tool -change '${y}' '@rpath/$(basename "${y}")' '${x}'"
    done
  } | bash -v
done

message "Registering @loader_path into the executable"
echo "   install_name_tool -add_rpath @loader_path/lib '${EXECUTABLE}'" | bash -v



message "Installing required application bundle files"
PROJECT_SOURCE_DATA_DIR="${PROJECT_SOURCE_DIR}"/rtdata/osx
# executable loader
# note: executable is renamed to 'rawtherapee-bin'.
mv "${MACOS}"/rawtherapee{,-bin}
install -m 0755 "${PROJECT_SOURCE_DATA_DIR}"/executable_loader.in "${MACOS}"/rawtherapee
# app bundle resources
cp "${PROJECT_SOURCE_DATA_DIR}"/{rawtherapee,profile}.icns "${RESOURCES}"
cp "${PROJECT_SOURCE_DATA_DIR}"/PkgInfo "${CONTENTS}"
install -m 0644 "${PROJECT_SOURCE_DATA_DIR}"/Info.plist.in "${CONTENTS}"/Info.plist
sed -i "" -e "s|@version@|${PROJECT_VERSION}|
              s|@shortVersion@|$(echo ${PROJECT_VERSION} | cut -d. -f-3)|
              s|@arch@|${arch}|" \
              "${CONTENTS}"/Info.plist
plutil -convert binary1 "${CONTENTS}"/Info.plist



function CreateDmg {
  local srcdir=$(mktemp -dt $$)
  
  message "Preparing disk image sources at ${srcdir}"
  mv "${APP}" ${srcdir}
  cp AboutThisBuild.txt ${srcdir}
  ln -s /Applications ${srcdir}
  
  # web bookmarks
  function CreateWebloc {
    defaults write ${srcdir}/"$1" URL "$2"
    mv ${srcdir}/"$1".{plist,webloc}
  }
  CreateWebloc 'RawTherapee Blog' 'http://www.rawtherapee.com'
  CreateWebloc 'Online Manual'    'https://docs.google.com/document/d/1DHLb_6xNQsEInxiuU8pz1-sWNinnj09bpBUA4_Vl8w8/edit'
  
  # disk image name
  dmg_name="${PROJECT_NAME// /_}_OSX_${MINIMUM_SYSTEM_VERSION}_${PROC_BIT_DEPTH}_${PROJECT_VERSION}"
  if ! echo ${CMAKE_BUILD_TYPE} | grep -sqi "release"; then
    dmg_name="${dmg_name}_$(echo ${CMAKE_BUILD_TYPE} | tr '[:upper:]' '[:lower:]')"
  fi
  
  message "Creating disk image"
  hdiutil create -format UDBZ -srcdir ${srcdir} -volname "${PROJECT_NAME}_${PROJECT_VERSION}" "${dmg_name}".dmg
  
  message "Removing disk image caches"
  rm -rf ${srcdir}
}
CreateDmg