# -*-eselect-*-  vim: ft=eselect
# Copyright 1999-2012 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2

inherit tests multilib

DESCRIPTION="Manage the Java plugin for Netscape-like Browsers"
MAINTAINER="java@gentoo.org"
SVN_DATE='$Date: $'
VERSION=$(svn_date_to_version "${SVN_DATE}" )


PLUGINS_HOME="${ROOT}/usr/share/java-config-2/nsplugin"
SYSTEM_PLUGIN_DIR="${ROOT}/usr/lib/nsbrowser/plugins"
SYSTEM_PLUGIN_DIR_32="${ROOT}/usr/lib32/nsbrowser/plugins"
SYSTEM_PLUGIN_DIR_64="${ROOT}/usr/lib64/nsbrowser/plugins"
SYSTEM_PLUGIN="${SYSTEM_PLUGIN_DIR}/javaplugin.so"
SYSTEM_PLUGIN_32="${SYSTEM_PLUGIN_DIR_32}/javaplugin.so"
SYSTEM_PLUGIN_64="${SYSTEM_PLUGIN_DIR_64}/javaplugin.so"

libdirs=$(list_libdirs)
if has lib32 ${libdirs} && has lib64 ${libdirs}; then
	IS_MULTILIB="true"
else
	IS_MULTILIB="false"
fi
### show action

## {{{ show stuff

	describe_show() {
		echo "Show the current Java browser plugin"
	}
	
	do_show() {
		local system_name=$(get_system_plugin_vm)
		write_list_start "Current Java browser plugin"
		if [[ -z "${system_name}" ]] ; then
		    write_kv_list_entry "(unset)" ""
		else
		    write_kv_list_entry "${system_name}" ""
		fi
   	}

## }}}

### list action



## {{{ list stuff
	describe_list() {
		echo "List available Java browser plugins"
	}

	tweak_list_item() {
		local vm=${1}
		local system_name=${2}
		local mark=""
		if [[ ${vm} == ${system_name} ]]; then
			mark="${mark} $(highlight 'current')"
		fi
		echo "${vm} ${mark}"
	}

	do_list() {
		if [[ ${IS_MULTILIB} != "true" ]]; then
			MULTILIB_MODE="none"
			local system_name=$(get_system_plugin_vm)
			local targets=( $(get_targets) )
			for (( i = 0 ; i < ${#targets[@]} ; i = i + 1 )) ; do
				targets[${i}]=$(tweak_list_item ${targets[${i}]} ${system_name})
			done

			write_list_start "Available Java browser plugins"
			write_numbered_list "${targets[@]}"
		else
			MULTILIB_MODE="32"
			local system_name_32=$(get_system_plugin_vm)
			local targets_32=( $(get_targets) )
			for (( i = 0 ; i < ${#targets_32[@]} ; i = i + 1 )) ; do
				targets_32[${i}]=$(tweak_list_item ${targets_32[${i}]} ${system_name_32})
			done
			write_list_start "Available 32-bit Java browser plugins"
			write_numbered_list "${targets_32[@]}" 

			MULTILIB_MODE="64"
			local system_name_64=$(get_system_plugin_vm)
			local targets_64=( $(get_targets) )
			for (( i = 0 ; i < ${#targets_64[@]} ; i = i + 1 )) ; do
				targets_64[${i}]=$(tweak_list_item ${targets_64[${i}]} ${system_name_64})
			done
			write_list_start "Available 64-bit Java browser plugins"
			write_numbered_list "${targets_64[@]}"
		fi
	}
## }}}

### set action

## {{{ set stuff
	describe_set() {
		echo "Set the system Java browser plugin"
	}

	do_set() {
		if [[ ${IS_MULTILIB} != "true" ]]; then
			if [[ ${#} != 1 ]] ; then
				die -q "Usage: set [nsplugin-vm]"
			fi
			MULTILIB_MODE="none"
		else
			if [[ ${#} != 2 ]] ; then
				die -q "Usage: set [32bit or 64bit] [nsplugin-vm]"
			fi
			case ${1} in
				32bit) ;;
				64bit) ;;
				*)
					die -q "Usage: set [32bit or 64bit] [nsplugin-vm]"
					;;
			esac
			MULTILIB_MODE=${1%bit}
			shift
		fi
		
		local vm=${1}

		if is_number "${vm}" ; then
			local targets=( $(get_targets) )
			vm=${targets[$(( ${vm} - 1 ))]}
		fi

		if [[ -z ${vm} ]] ; then
			die -q "You didn't specify valid plugin number to set"
		fi
		
		local plugin="${PLUGINS_HOME}/${vm}-javaplugin.so"

		if [[ ! -f ${plugin} ]]; then
			write_error_msg "Expected \"${plugin}\" to exist, but it doesn't."
			write_error_msg "Perhaps \"${vm}\" isn't a valid name of VM built with nsplugin?"
			return
		fi
		
		local system_plugin
		case ${MULTILIB_MODE} in
			32) system_plugin=${SYSTEM_PLUGIN_32} ;;
			64) system_plugin=${SYSTEM_PLUGIN_64} ;;
			none) system_plugin=${SYSTEM_PLUGIN} ;;
		esac
		mkdir -p $(dirname ${system_plugin}) || die -q "Error creating \"$(dirname ${SYSTEM_PLUGIN})\""
		if [[ -w $(dirname ${system_plugin}) ]] ; then
			ln -sf ${plugin} ${system_plugin} || die -q "Error creating nsplugin symlink"
		else
			die -q "Sorry, you don't have enough permission to set nsplugin"
		fi
	}
## }}}

get_targets() {
	for plugin in $(ls ${PLUGINS_HOME}/*-javaplugin.so 2>/dev/null);
	do
		local vm=$(plugin_to_vm ${plugin})
		local matches=""
		case ${MULTILIB_MODE} in
			32)
				[[ ${vm} = emul-linux-* ]] && matches="true"
				;;
			64)
				[[ ${vm} != emul-linux-* ]] && matches="true"
				;;
			none)
				matches="true"
				;;
		esac
		[[ ${matches} == "true" ]] && echo ${vm}
	done
}

plugin_to_vm() {
	local base=$(basename ${1})
	echo ${base%-javaplugin.so}
}

get_system_plugin_vm() {
	local plugin;
	
	if [[ ${MULTILIB_MODE} == "32" ]]; then
		plugin=$(readlink ${SYSTEM_PLUGIN_32})
	elif [[ ${MULTILIB_MODE} == "64" ]]; then
		plugin=$(readlink ${SYSTEM_PLUGIN_64})
	else
		plugin=$(readlink ${SYSTEM_PLUGIN})
	fi
	plugin_to_vm ${plugin}
}

# vim: ts=4 sw=4 noet fdm=marker