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# opkbuild
# lib/metadata/proteanos
# Functions for parsing, validating, and retrieving metadata for ProteanOS.
#
# Copyright (C) 2012 Patrick "P. J." McDermott
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

[ -n "${_OB_METADATA_PROTEANOS_SM}" ] && return 0
_OB_METADATA_PROTEANOS_SM='true'

_OB_NAME_RE_PROTEANOS='^[a-z0-9][a-z0-9+.-]+$'
_OB_VERSION_RE_PROTEANOS='^'
_OB_VERSION_RE_PROTEANOS=${_OB_VERSION_RE_PROTEANOS}'[0-9a-z.~-]+'
_OB_VERSION_RE_PROTEANOS=${_OB_VERSION_RE_PROTEANOS}'(\+sip[1-9][0-9]*)?'
_OB_VERSION_RE_PROTEANOS=${_OB_VERSION_RE_PROTEANOS}'(-[1-9][0-9]*)?'
_OB_VERSION_RE_PROTEANOS=${_OB_VERSION_RE_PROTEANOS}'(\+[a-z0-9]+~[1-9][0-9]*)?'
_OB_VERSION_RE_PROTEANOS=${_OB_VERSION_RE_PROTEANOS}'$'

_ob_validate_source_name_proteanos()
{
	_ob_local _obvsnpro_name

	_obvsnpro_name="${1}"

	if echo "${_obvsnpro_name}" | grep -E "${_OB_NAME_RE_PROTEANOS}" \
			>/dev/null 2>&1; then
		case "${_obvsnpro_name}" in
			src-*)
				_ob_return 1
				return ${?}
				;;
		esac
	else
		_ob_return 1
		return ${?}
	fi

	_ob_return 0
	return ${?}
}

_ob_validate_binary_name_proteanos()
{
	_ob_local _obvbnpro_name

	_obvbnpro_name="${1}"

	if echo "${_obvbnpro_name}" | grep -E "${_OB_NAME_RE_PROTEANOS}" \
			>/dev/null 2>&1; then
		case "${_obvbnpro_name}" in
			src-*)
				_ob_return 1
				return ${?}
				;;
		esac
	else
		_ob_return 1
		return ${?}
	fi

	_ob_return 0
	return ${?}
}

_ob_validate_version_proteanos()
{
	_ob_local _obvvpro_version

	_obvvpro_version="${1}"

	echo "${_obvvpro_version}" | grep -E "${_OB_VERSION_RE_PROTEANOS}" \
		>/dev/null 2>&1

	_ob_return ${?}
	return ${?}
}

_ob_get_upstreamver_proteanos()
{
	_ob_local _obguvpro_version

	_obguvpro_version="${1}"

	echo "${_obguvpro_version%-*}"

	_ob_return 0
	return ${?}
}

_ob_get_distrev_proteanos()
{
	_ob_local _obgdrpro_version

	_obgdrpro_version="${1}"

	echo "${_obgdrpro_version##*-}"

	_ob_return 0
	return ${?}
}

_ob_get_system_arch_proteanos()
{
	_ob_local

	cat /etc/proteanos_arch

	_ob_return 0
	return ${?}
}

_ob_get_system_plat_proteanos()
{
	_ob_local

	cat /etc/proteanos_plat

	_ob_return 0
	return ${?}
}

_ob_get_system_path_proteanos()
{
	_ob_local _obgsppro_path_id

	_obgsppro_path_id="${1}"
	shift 1

	case "${_obgsppro_path_id}" in
		'package-source')
			# source version
			if [ ${#} -eq 2 ]; then
				printf '/usr/src/%s_%s' "${1}" "${2}"
			else
				_ob_return 125
				return ${?}
			fi
			;;
		'package-docs')
			# source version
			if [ ${#} -eq 2 ]; then
				printf '/usr/share/doc/%s' "${1}"
			else
				_ob_return 125
				return ${?}
			fi
			;;
		'buildflags')
			# arch
			if [ ${#} -eq 1 ]; then
				printf '/usr/share/opkbuild/buildflags/%s' "${1}"
			else
				_ob_return 125
				return ${?}
			fi
			;;
		'platconf')
			# source version plat
			if [ ${#} -eq 3 ]; then
				printf '/usr/share/platconf/%s/%s' "${3}" "${1}"
			else
				_ob_return 125
				return ${?}
			fi
			;;
	esac

	_ob_return 0
	return ${?}
}