#!/bin/bash
#title         :create_applet_installer.sh
#description   :Creates Apple ".app" bundle for LMMS
#author        :Tres Finocchiaro
#date          :20140504
#version       :1.1
#usage         :bash create_applet_installer.sh
#notes         :See also https://github.com/LMMS
#notes         :Troubleshooting try: export DYLD_PRINT_LIBRARIES=1; export VERBOSE=1;
#requires      :deploymacqt
#=========================================================================================
 
# MacPorts Location
MACPORTS=/opt/local
 
 # LMMS project root directory (extracted source)
CMAKE_SRC=@CMAKE_SOURCE_DIR@
 
# LMMS compiled (install) resources
CMAKE_INSTALL=@CMAKE_INSTALL_PREFIX@
 
# LMMS working build directory
CMAKE_BUILD=$(cd @CMAKE_CURRENT_BINARY_DIR@/../..; pwd)

# STK rawwaves directory
STK_RAWWAVE=${HOME}/stk-*/rawwaves
 
# Place to create ".app" bundle
APP=${HOME}/Desktop/LMMS.app
 
# MacPorts installs libreadline with wrong permissions
LIBREADLINE=${MACPORTS}/lib/libreadline.6.2.dylib

# The DMG packager script location
DMG_SCRIPT_SRC=${CMAKE_BUILD}/create_apple_dmg.sh
DMG_SCRIPT_DST=${HOME}/Desktop/create_apple_dmg.sh
 
#=========================================================================================

MSG_COLOR='\x1B[1;36m'
COLOR_RESET='\x1B[0m'
echo -e "${MSG_COLOR}\n\nCreating App Bundle \"${APP}\"...${COLOR_RESET}"
 
# Check for u+w permissions on libreadline
CHECKREADLINE=$(stat -f "%p" $LIBREADLINE)
CHECKREADLINE=${CHECKREADLINE:3:1}
if [ "${CHECKREADLINE}" != "7" ]
then
  echo -e "\n\n\t\t\t\t***********\n\t\t\t\t* WARNING *\n\t\t\t\t***********"
  echo -e "File ${LIBREADLINE} is not marked as user writable."
  echo -e "This will break macdeployqt's linking process after it is copied."
  echo -e "A sudo password is required to elevate and fix using chmod u+w."
  echo -e "\nPLEASE ENTER SUDO PASSWORD:"
  sudo chmod u+w "${MACPORTS}/lib/libreadline.6.2.dylib"
fi
 
# Remove any old .app bundles
rm -Rf ${APP}
 
# Create new bundle, copy our built code to it
mkdir -p ${APP}
cd ${CMAKE_INSTALL}
mkdir ${APP}/Contents
cp -R * ${APP}/Contents
 
# Manually copy STK rawwaves
mkdir -p ${APP}/Contents/share/stk/rawwaves
cp ${STK_RAWWAVE}/*.raw ${APP}/Contents/share/stk/rawwaves
 
# Make all libraries writable for macdeployqt
cd ${APP}
find . -type f -print0 | xargs -0 chmod u+w
 
# Move lmms binary to the proper location
mkdir -p ${APP}/Contents/MacOS
mv ${APP}/Contents/bin/lmms ${APP}/Contents/MacOS
rm -rf ${APP}/Contents/bin
 
# Move libraries to proper locations
mkdir -p ${APP}/Contents/Frameworks
mv ${APP}/Contents/lib/lmms/libZynAddSubFxCore.dylib \
   ${APP}/Contents/Frameworks/libZynAddSubFxCore.dylib
   
mv ${APP}/Contents/lib/lmms/RemoteZynAddSubFx \
   ${APP}/Contents/MacOS/RemoteZynAddSubFx
 
# Fix more Zyn Linking issues
install_name_tool -change libZynAddSubFxCore.dylib \
   @loader_path/../../Frameworks/libZynAddSubFxCore.dylib \
   ${APP}/Contents/lib/lmms/libzynaddsubfx.so
 
install_name_tool -change ${CMAKE_BUILD}/plugins/zynaddsubfx/libZynAddSubFxCore.dylib \
   @loader_path/../../Frameworks/libZynAddSubFxCore.dylib \
   ${APP}/Contents/MacOS/RemoteZynAddSubFx
 
# Build a list of shared objects in target/lib/lmms
for file in  ${APP}/Contents/lib/lmms/*.so; do
   _executables="${_executables} -executable=${APP}/Contents/lib/lmms/${file##*/}"
done
 
# Build a list of shared objects in target/lib/lmms/ladspa
for file in  ${APP}/Contents/lib/lmms/ladspa/*.so; do
_executables="${_executables} -executable=${APP}/Contents/lib/lmms/ladspa/${file##*/}"
done
 
# Additional binaries that require linking
_executables="${_executables} -executable=${APP}/Contents/MacOS/RemoteZynAddSubFx"
_executables="${_executables} -executable=${APP}/Contents/Frameworks/libZynAddSubFxCore.dylib"
 
# Build our App Package using "macdeployqt"
macdeployqt ${APP} $_executables
 
# OS X Specific Artwork
cp ${CMAKE_SRC}/data/*.icns ${APP}/Contents/Resources/
 
# Done.  Ready to build DMG
echo -e "\nFinished.\n\nYou may run LMMS from the Desktop."
echo -e "\nTo create an Apple DMG Package run ${MSG_COLOR}\"${DMG_SCRIPT_DST}\"${COLOR_RESET}.\n"
echo -e "(Note: You can drag/drop the script directly into this terminal window.)\n"
cp ${DMG_SCRIPT_SRC} ${DMG_SCRIPT_DST}
chmod +x ${DMG_SCRIPT_DST}