#!/bin/bash

if [ "$1" == "" ]; then
  echo "Usage:"
  echo "$0 [clean|compile|install|nccompile|ncinstall] \"standard|standard-dep|mysql|radius|presence|stable|experimental\" [ignore|stop] [installpath]"
  echo " "
  echo "  The first parameter specifies what to do: 'clean' up source tree, 'compile', or compile and 'install'.."
  echo "  The 'nccompile' and 'ncinstall' do the same as compile and install respectively, but withou"
  echo "  cleaning the source tree first (this will make make_and_install_output.txt easier to scan for"
  echo "  errors and takes less time after you have compiled once)."
  echo " "
  echo "  The second parameter controls which modules to include. It may list several group names"
  echo "  separated by space (see INSTALL). If you don't know what to include, use \"standard\" (default) "
  echo "  or \"standard mysql\" (if you want mysql storage support)."
  echo " "
  echo "  ignore|stop(default) specifies whether to stop after found errors or ignore and just install."
  echo "  If you have errors in a module with dependencies, it will allow you to install the remaining"
  echo "  modules. This switch is only relevant for install and ncinstall."
  echo " "
  echo "  If installpath is not supplied, ser will be installed created in /usr/local and sub-directories."
  echo " "
  echo "  Groups and installpath will be stored and reused the next time you use make_and_install unless"
  echo "  you specify explicitly groups and installpath on the command line."
  echo " "
  echo "  Examples:"
  echo "   $0 compile"
  echo "     will compile the standard modules without external dependencies."
  echo "    If the make_and_install_config_* files exist, groups and installpath specified there will be used."
  echo " "
  echo "   $0 install \"standard mysql\" stop /tmp/ser"
  echo "    will compile and install all mysql and standard modules without external dependencies to /tmp/ser"
  echo "    and stop and not install if there are errors."
  echo "    make_and_install_config_* files will be created to save the groups and installpath."
  echo " "
  echo "   $0 ncinstall \"standard standard-dep\" ignore"
  echo "    will compile without cleaning first (i.e. skip already made files and modules). All"
  echo "    modules without (standard) and with (standard-dep) dependencies will be included, but"
  echo "    if a module won't compile due to lack of installed dependencies, SER will still be installed"
  echo "    to default directory (/usr/local)."
  echo "    make_and_install_config_* files will be created to save the groups and installpath."
  echo " "
  echo "   $0 clean"
  echo "    will default clean ALL modules (not only standard). Specify groups to clean only those."
  echo "    If the make_and_install_config_groups file exists, groups specified there will be used."
  exit
fi

action="$1"
groups="$2"
whenerrors="$3"
installpath="$4"

# source the saved config
if [ "$groups" == "" ]; then
  echo "Attempting to load groups and install path from files..."
  echo "  To reset, either specify groups to include and installation path on command line or"
  echo "  do: rm make_and_install_config_*"
  echo " "
  if [ -f ./make_and_install_config_groups ]; then
    groups="`cat ./make_and_install_config_groups`"
    echo "    Loaded groups..."
  fi
  if [ -f ./make_and_install_config_installpath ]; then
    installpath="`cat ./make_and_install_config_installpath`"
    echo "    Loaded installpath..."
  fi
fi

if [ "$whenerrors" == "" ]; then
  whenerrors="stop"
fi
if [ "$installpath" == "" ]; then
  installpath="/usr/local"
fi
if [ "$groups" == "" ]; then
  if [ "$action" == "clean" ]; then
    groups="standard standard-dep stable experimental"
  else
    groups="standard"
  fi
fi
clean="yes"
if [ "$action" == "clean" ]; then
  echo "The source tree will be cleaned."
elif [ "$action" == "compile" ]; then
  echo "SER core and groups $groups will be compiled."
elif [ "$action" == "nccompile" ]; then
  echo "SER core and groups $groups will be compiled without cleaning source tree."
  clean="no"
  action="compile"
elif [ "$action" == "install" ]; then
  echo "SER core and groups $groups will be compiled and installed to $installpath."
elif [ "$action" == "ncinstall" ]; then
  echo "SER core and groups $groups will be compiled and installed to $installpath without cleaning source tree."
  clean="no"
  action="install"
else
  echo "No such action, please specify clean, compile, or install."
  exit
fi
echo " "
if [ "$action" == "clean" ]; then
    echo "----------------------"
    echo "Cleaning up the SER source tree for $groups... "
    echo "----------------------"
    make group_include="$groups" prefix=$installpath proper > /dev/null 2>&1
    rm -f make_and_install_output.txt
    rm -f make_and_install_config_*
    exit
fi

# save config
rm -f ./make_and_install_config*
echo "$groups" > ./make_and_install_config_groups
echo "$installpath" > ./make_and_install_config_installpath

echo " YOU WILL FIND THE OUTPUT IN make_and_install_output.txt IN THE CURRENT DIRECTORY"
echo "----------------------"
if [ "$clean" == "yes" ]; then
    echo "Cleaning up the source tree... "
    echo "----------------------"
    
    make group_include="$groups" prefix=$installpath proper > /dev/null 2>&1
    echo "----------------------"
fi
echo "Making ser and all modules in the groups \"$groups\". This may take some time..."
echo "----------------------"
echo "COMPILING......"
rm -f ./make_and_install_output.txt
make group_include="$groups" prefix=$installpath all > ./make_and_install_output.txt  2>&1
echo "----------------------"
count=`egrep "error |Error |error:" ./make_and_install_output.txt | wc -l | awk '{print $1}'`
if [ $count -ne 0 ]; then
    echo "FOUND ERRORS!"
    echo "  You may want to run the same $0 command again but use 'nccompile'."
    echo "  The output file will then be simpler to read."
    echo "  See make_and_install_output.txt for full output, search for 'error'."
    if [ "$whenerrors" == "ignore" ]; then
	echo " "
	echo "Error ignore switch was specified, moving on despite errors..."
    else
	exit
    fi
fi
if [ "$action" == "compile" ]; then
    echo "'compile' was used; skipping installation."
    exit
fi

echo "----------------------"
echo "Installing SER and all modules to $installpath"
echo "----------------------"
make group_include="$groups" prefix=$installpath install >> ./make_and_install_output.txt 2>&1