# Common shell routine used by im-config
# /usr/share/im-config/xinputrc.common
# (C) Osamu Aoki <osamu@debian.org>, GPL-2+
# vim: set sts=4 expandtab:
#
#############################################################
# Common variabless used by im-config and its hook script
#############################################################
IM_CONFIG_VERSION=0.34-1ubuntu1.3
IM_CONFIG_DATA=/usr/share/im-config/data
IM_CONFIG_XINPUTRC_USR=$HOME/.xinputrc
IM_CONFIG_XINPUTRC_SYS=/etc/X11/xinit/xinputrc
IM_CONFIG_DEFAULT=/etc/default/im-config
IM_CONFIG_VERBOSE=false
. gettext.sh
TEXTDOMAIN="im-config"
export TEXTDOMAIN
TEXTDOMAINDIR="/usr/share/locale/"
export TEXTDOMAINDIR

if [ -r $IM_CONFIG_DEFAULT ]; then
    . $IM_CONFIG_DEFAULT
fi
IM_CONFIG_LC_CTYPE=$(locale | sed -nr 's/LC_CTYPE=\"?([a-zA-Z_]*).*/\1/p')
IM_CONFIG_PREFERRED=$(echo "$IM_CONFIG_PREFERRED_RULE"| sed -rn "s/(^|.*:)${IM_CONFIG_LC_CTYPE},([^:]*)($|:.*$)/\2/p")
#############################################################
# Common functions used by im-config hook script (any mode)
#############################################################
# run selected input method script
# run_im <config>
run_im () {
    IM_CONFIG_CODE="run_im"
    if [ -r $IM_CONFIG_DATA/[012345678]?_$1.rc ]; then
        . $IM_CONFIG_DATA/[012345678]?_$1.rc
        IM_CONFIG_NAME=$1
        if $IM_CONFIG_VERBOSE ; then
            eval_gettext "I: Script for \$IM_CONFIG_NAME started at \$IM_CONFIG_CODE." >&2
            echo >&2
        fi
    else
        IM_CONFIG_NAME=$1
        eval_gettext "E: Script for \$IM_CONFIG_NAME not found at \$IM_CONFIG_CODE." >&2
        echo >&2
    fi
}
#############################################################
# Package status function used by im-config and auto mode
#############################################################
# package_status <packagename>
# return TRUE if in properly installed
package_status () {
    PACKAGE_NAME="$1"
    if [ "$( LANG=C dpkg-query -l "$PACKAGE_NAME" 2>/dev/null | \
        sed -n '6s/\([^ ]*\) .*$/\1/p' )" = "ii" ]; then
        # return TRUE
        return 0
    else
        return 1
    fi
}
#############################################################
# Common functions used by auto mode
#############################################################
# name_im <full_path>
name_im () {
    local x
    x=${1#$IM_CONFIG_DATA/??_}
    x=${x%.rc}
    x=${x%.conf}
    echo -n $x
}
# avail_auto <config>
#   configuration availability for auto mode
#   define package_auto for 10-79*.conf
avail_auto () {
    if [ -r $IM_CONFIG_DATA/??_$1.conf ]; then
        . $IM_CONFIG_DATA/??_$1.conf
        package_auto
    else
        IM_CONFIG_CODE="avail_auto"
        IM_CONFIG_NAME=$1
        eval_gettext "E: Configuration for \$IM_CONFIG_NAME not found at \$IM_CONFIG_CODE." >&2
        echo >&2
        # return FALSE
        return 1
    fi
}

# autobase_im
#   echo automatic IM configuration name (without considering locale)
autobase_im () {
# auto mode uses first available script in 10-79
# 79 is for "none", i.e., no IM used
    for IM_CONFIG_SCRIPT_PATH in $IM_CONFIG_DATA/[1234567]*.rc ; do
        IM_CONFIG_SCRIPT=$(name_im $IM_CONFIG_SCRIPT_PATH)
        if avail_auto $IM_CONFIG_SCRIPT ; then
            echo -n "$IM_CONFIG_SCRIPT"
            break
        fi
    done
}

# automatic_im
#   echo automatic IM configuration name
automatic_im () {
    if [ "$IM_CONFIG_PREFERRED" != "" ] && avail_auto $IM_CONFIG_PREFERRED ; then
        echo -n "$IM_CONFIG_PREFERRED"
    else
        autobase_im
    fi
}