# $Id$

# loads client classes from $MCORE_LIBDIR
load_classes()
{
	local class
	local classtype

	case $1 in
		client|control) classtype="$1" ;;
		*) die "Unknown classes type '$1'" ;;
	esac

	# client specific
	for class in $(find ${MCORE_LIBDIR}/include -type f -name \*.${classtype}.class)
	do
		include ${class} || eecho "error loading ${class}"
	done
}

# restarts the whole service via remote cmd
restart_service()
{
	local pid
	for pid in $(pidof sslsvd)
	do
		kill -SIGHUP ${pid}
	done
}

# stops the whole service via remote cmd
stop_service()
{
	local pid
	for pid in $(pidof sslsvd)
	do
		kill -SIGTERM ${pid}
	done
}

# run_class $method $caller $argv1 $argv2 ... $argvN
run_class()
{
	local method="${GLOBAL_ARGV[0]}"
	local caller="${GLOBAL_ARGV[1]}"
	local class
	local cmd
	local i
	local count

	if valid_session
	then
		class="${caller%.*}"
		cmd="${caller#*.}"

		# copy GLOBAL_ARGV to CLASS_ARGV array without method and caller.class
		unset CLASS_ARGV
		count="${#GLOBAL_ARGV[*]}"
		for (( i=2; i<count; i++ ))
		do
			CLASS_ARGV[${i}-2]="${GLOBAL_ARGV[${i}]}"
		done

#		decho "method=${method}"
#		decho "caller=${caller}"
#		decho "class=${class}"
#		decho "cmd=${cmd}"
#		decho "class argv=$(printf '\"%s\" ' ${CLASS_ARGV[*]}; printf '\n')"

		# check if class.cmd exist
		if [[ ! -z $(typeset -f "${method}"_"${class}"_"${cmd}") ]]
		then
			"${method}"_"${class}"_"${cmd}"
		else
 			eecho "unknown method '${method}' . class '${class}' . cmd '${cmd}'"
		fi
	else
		invalid_session
	fi
}

run_push_config()
{
	local serial="$1"
	local config

	if [[ -z ${serial} ]]
	then
		eecho "missing serial"
		return 1
	fi

	for config in $(NOCOLORS=1 print_push_config)
	do
		if [[ -n $(typeset -f push_config_${config}) ]]
		then
			decho "running: 'push_config_${config} ${serial}'"
			push_config_"${config}" "${serial}"
		else
			decho "no function 'push_config_${config}' for '${config}' found."
		fi
	done
}

run_push_firstboot()
{
	local serial="$1"
	local config

	if [[ -z ${serial} ]]
	then
		eecho "missing serial"
		return 1
	fi

	for config in $(NOCOLORS=1 print_push_firstboot)
	do
		if [[ -n $(typeset -f push_firstboot_${config}) ]]
		then
			decho "running: 'push_firstboot_${config} ${serial}'"
			push_firstboot_"${config}" "${serial}"
		else
			decho "no function 'push_firstboot_${config}' for '${config}' found."
		fi
	done
}

help_topics()
{
	local i
	local topics

	topics=$(typeset -f | grep '^help_' | sed 's:help_\(.*\)\ .*():\1:' | sed 's:_:\.:' | sort)
	mecho "Global commands:"
	mecho "\timport   - import settings to database"
	mecho "\tget      - shows current value for a settings"
	mecho "\tset      - sets value for a setting"
	mecho "\tauth     - authenticate to the daemon"
	mecho "\tcertauth - authenticate to the daemon via fingerprint"
	mecho "\tprovide  - shows provides of a system"
	mecho "\trequire  - verify plugin requirements"
	mecho "\treload   - reloads all client classes plugins"
	mecho "\trestart  - restarts the daemon"
	mecho "\tstop     - stops the daemon"
	mecho "\tnocolors - disable colors, useful for the webclient"
	mecho "\tcolors   - enable colors"
	mecho "\tquiet    - do not print any unecessary messages"
	mecho "\thelp     - shows help"
	mecho "\tversion  - prints version of the daemon"
	mecho "\tquit     - quits the connection to the server"
	mecho
	mecho "Help topics:"
	for i in ${topics}
	do
		# excludes
		case ${i} in
			help_topics|topics) continue ;;
		esac

		mecho "\t${i}"
	done
	mecho
	mecho "Type 'help [topic]' for more information about every topic."
}

require()
{
	local requires="$@"
	local i

	for i in ${requires}
	do
		# check for duplicate require
		if no_duplicate "${REQUIRE}" "${i}"
		then
			export REQUIRE="${REQUIRE} ${i}"
		else
			decho "duplicate require '${i}' detected!" 
		fi
	done
}

verify_requirements()
{
	local req
	local prov
	local missing
	local sorted

	for req in ${REQUIRE}
	do
		# scan PROVIDE for dupes
		# if a dupe is found, then requirement is fullfilled
		# else add to missing
		if no_duplicate "${PROVIDE}" "${req}"
		then
			missing="${missing} ${req}"
		fi
	done

	# sort them alpabetically
	sorted=$(for i in ${REQUIRE}; do echo "${i}"; done | sort)

	# show missing and set the right retval
	if [[ -z ${missing} ]]
	then
		# do not escape, or CRLFS get printed to screen too
		rvecho ${sorted}
		return 0
	else
		for req in ${sorted}
		do
			if no_duplicate "${missing}" "$req"
			then
				# print normal
				rvecho -n "${req} "
			else
				# print missing
				eecho -n "${req} "
			fi
		done
		# print CRLF
		echo
		return 1
	fi
}

provide()
{
	local provides="$@"
	local i

	for i in ${provides}
	do
		# check for duplicate provides
		if no_duplicate "${PROVIDE}" "${i}"
		then
			export PROVIDE="${PROVIDE} ${i}"
		else
			decho "duplicate provide '${i}' detected!" 
		fi
	done
}

print_provide()
{
	local sorted

	# sort them alpabetically
	sorted=$(for i in ${PROVIDE}; do echo "${i}"; done | sort)
	# do not escape, or CRLFS get printed to screen too
	rvecho ${sorted}
}

is_provided()
{
	local feature="$1"
	local i
	local retval

	retval=1
	for i in $(print_provide)
	do
		if [[ ${i} = ${feature} ]]
		then
			retval=0
			break
		fi
	done

	return "${retval}"
}

push_config()
{
	local push_configs="$@"
	local i

	for i in ${push_configs}
	do
		# check for duplicate provides
		if no_duplicate "${PUSH_CONFIG}" "${i}"
		then
			export PUSH_CONFIG="${PUSH_CONFIG} ${i}"
		else
			decho "duplicate push_config '${i}' detected!" 
		fi
	done
}

print_push_config()
{
	local sorted

	# sort them alpabetically
	sorted=$(for i in ${PUSH_CONFIG}; do echo "${i}"; done | sort)
	# do not escape, or CRLFS get printed to screen too
	rvecho ${sorted}
}

push_firstboot()
{
	local push_firstboots="$@"
	local i

	for i in ${push_firstboots}
	do
		# check for duplicate provides
		if no_duplicate "${PUSH_FIRSTBOOT}" "${i}"
		then
			export PUSH_FIRSTBOOT="${PUSH_FIRSTBOOT} ${i}"
		else
			decho "duplicate push_firstboot '${i}' detected!" 
		fi
	done
}

print_push_firstboot()
{
	local sorted

	# sort them alpabetically
	sorted=$(for i in ${PUSH_FIRSTBOOT}; do echo "${i}"; done | sort)
	# do not escape, or CRLFS get printed to screen too
	rvecho ${sorted}
}

help_daemon_mroot()
{
	mecho "get daemon.mroot"
	mecho " Prints current MROOT variable."
	mecho
	mecho "set daemon.mroot [path]"
	mecho " set MROOT variable to given path."
}

get_daemon_mroot()
{
	rvecho "${MROOT}"
}

set_daemon_mroot()
{
	local path=$1

	if [[ -d ${path} ]]
	then
		export MROOT="${path}"
		decho "MROOT='${MROOT}' is set."
	else
		eecho "Path '${path}' does not exist. MROOT not set."
	fi
}

print_version()
{
	echo "mcored-$(<${MCORE_LIBDIR}/VERSION)"
}