File: libapache2-mod-php.postinst.extra

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if [ -e /usr/share/apache2/apache2-maintscript-helper ]; then
    . /usr/share/apache2/apache2-maintscript-helper

    php_enable() {
	local a2query_ret=0
	a2query -m "php@PHP_VERSION@" > /dev/null 2>&1 || a2query_ret=$?
	if [ "$a2query_ret" -eq 0 ] ; then
	    apache2_msg "info" "$DPKG_MAINTSCRIPT_PACKAGE: not switching MPM - already enabled"
	    return 1
	elif [ "$a2query_ret" -eq 32	 ] ; then
	    apache2_msg "info" "$DPKG_MAINTSCRIPT_PACKAGE: not switching MPM - disabled by maintainer"
	    return 1
	fi

	PHP_MODULE=$(a2query -m | sed -n 's/^\(php[\.0-9]*\) (enabled.*)/\1/p')
        if [ -n "$PHP_MODULE" -a "$PHP_MODULE" != "php@PHP_VERSION@" ]; then
	    apache2_msg "err" "$DPKG_MAINTSCRIPT_PACKAGE: $PHP_MODULE module already enabled, not enabling PHP @PHP_VERSION@"
	    return 1
	fi

	mpm=$(a2query -M)
	case "$(a2query -M)" in
	    prefork|itk) return 0;;
	    *) if apache2_switch_mpm prefork; then return 0; fi;;
	esac
        apache2_msg "err" "$DPKG_MAINTSCRIPT_PACKAGE: Could not switch to prefork MPM, not enabling PHP @PHP_VERSION@"
	return 1
    }

else
    echo "Warning: Could not load Apache 2.4 maintainer script helper."

    php_enable() {
        return 1;
    }

fi

# we've registered a trigger to handle extension updates.
if [ "$1" = "triggered" ] && [ "$2" = "/etc/php/@PHP_VERSION@/apache2/conf.d" ]; then
    if [ -e /usr/share/apache2/apache2-maintscript-helper ]; then
	. /usr/share/apache2/apache2-maintscript-helper
	apache2_reload restart
    fi
    exit 0
elif [ "$1" != "configure" ]; then
    exit 0
fi