#! /bin/sh

# Rocky9 not-yet compatible (bundle needs to be fixed first)

. /usr/src/k_framework/main.sh


VERSION="1.1.3"
SCRIPT_NAME="XSendFile Install"

k_config_details
k_detect_os

#------VARIABLES-------------

#----- FUNCTIONS ------------
check_if_xsend_configured_for_backups()
{
    XSendFile_options=`grep XSendFile /etc/httpd/conf/httpd.conf | wc -l` 
    if [ "$XSendFile_options" == "2" ]; then
        return 0 #OK
    else
        return 1 # Failed
    fi
}


xsendfile_module_installed(){
    # This seem to work on c6, c7, R9
    httpd -t -D DUMP_MODULES 2>&1 | grep -Fq xsendfile_module 2>/dev/null
}
#--------- Main --------------

k_start


if [ "$GUI_PRESENT" == "1" ]; then  # is gui present in this system?

    if xsendfile_module_installed; then
        report "Xsendfile Apache module is already active" 0
    else
        report "Xsendfile Apache module is not installed, will try to install and activate now" 0   3

        yum -y install httpd-devel

        cd /home/$SYSTEM_GUI_DIR
        source "/etc/profile.d/rvm.sh"

        # on R9 bundle (why not bundler???) is accessible here already
        if [[ $centos_version == 7 ]]; then

            gem_dir=`ruby -e 'print Gem.default_dir'`
            report "gem_dir: $gem_dir" 3
            if [ -d $gem_dir ]; then
                k_symlink_create $gem_dir/bin/bundle /usr/bin/bundle  # fix to bundle: command not found - fuck x2 this ruby BS
                k_symlink_create $gem_dir/bin/ruby_executable_hooks /usr/bin/ruby_executable_hooks
            else
                # second try to fix this BS
                gem_dir="/usr/local/rvm/gems/ruby-2.2.2/bin"
                if [ -d $gem_dir ]; then
                    k_symlink_create $gem_dir/bundle /usr/bin/bundle
                    k_symlink_create $gem_dir/ruby_executable_hooks /usr/bin/ruby_executable_hooks
                else
                    report "gem dir cannot be located. bundle command could fail" 1
                fi
            fi

        fi

        bundle
        
        if [[ $ROXKY9 == 1 ]]; then
            # Latest 1.0 version (still last update 2012) taken from here
            # https://github.com/nmaier/mod_xsendfile/
            # Supposed to work better for Apache 2.4
            cd /usr/src/k_framework/helpers/gui/xsendfile1.0 || report "Failed to cd /usr/src/k_framework/helpers/gui/xsendfile1.0" 1
            apxs -cia mod_xsendfile.c
        else
            cd /usr/src/k_framework/helpers/gui/xsendfile || report "Failed to cd /usr/src/k_framework/helpers/gui/xsendfile" 1
            apxs -cia mod_xsendfile.c
        fi

        check_if_xsend_configured_for_backups
        if [ "$XSendFile_options" == "2" ]; then
            report "XSendFile already configured" 0
        else
            if [ "$XSendFile_options" == "0" ]; then    # options are not present yet
                sed -i '/xsendfile_module/a\XSendFile on' /etc/httpd/conf/httpd.conf
                sed -i "/XSendFile on/a\XSendFilePath \/usr\/local\/$SYSTEM_CONFIG_DIR\/backups\/" /etc/httpd/conf/httpd.conf
                check_if_xsend_configured_for_backups
                if [ "$XSendFile_options" == "2" ]; then
                    report "XSendFile configured" 4
                else
                    report "Failed to configure XSendFile. Make sure that these lines are present in /etc/httpd/conf/httpd.conf after line 'LoadModule xsendfile_module   /usr/lib/httpd/modules/mod_xsendfile.so'\n\nXSendFile on\nXSendFilePath /usr/local/$SYSTEM_CONFIG_DIR/backups/\n" 1
                fi
            fi
        fi

        service httpd restart &> /dev/null

        if xsendfile_module_installed; then
            report "Xsendfile Apache module installed" 4
        else
            report "Failed to install Xsendfile Apache module. Manual intervention is needed, please contact Kolmisoft staff" 1
            EXIT_CODE=1
        fi

      

    fi
fi


k_exit $EXIT_CODE