#!/bin/sh
#
# Script to make drag and drop in KDE possible
#set -x
#
CONFS=$(kde-config --path config | tr ':' ' ')
CONF_FILE=kantiwordrc
mapping=

# default output format is PDF
format="-a"
ext=pdf

for i in $CONFS; do
    if [ -r "$i/$CONF_FILE" ]; then
        ENCODING=$(grep ^encoding "$i/$CONF_FILE" | tr -d '[:blank:]' | cut -d '=' -f 2)
        if [ -f "/usr/share/antiword/$ENCODING.txt" ]; then
            mapping="-m $ENCODING.txt"
        fi
        FORMAT=$(grep ^output_format "$i/$CONF_FILE" | tr -d '[:blank:]' | cut -d '=' -f 2)
        if [ "$FORMAT" = "PS" ]; then
            # switch to output format PS, Cyrillic is better supported
            format="-p"
            ext=ps
        fi
        break
    fi
done

DESKTOP=$(kde-config --userpath desktop)

if [ $# -lt 2 ]; then
    echo "Would you like to install an icon on your Desktop, where you"
    echo "will be able to drop an *.doc file on to? It will be displayed"
    echo "as a PDF document or as plain text (if no PDF viewer available)."
    echo -n "[Y/n]: > "
    read n
    if [ "x$n" = "xy" ] || [ "x$n" = "xY" ] || [ "x$n" = "x" ]; then
        if [ -r /etc/papersize ]; then
            n=$(cat /etc/papersize)
        fi
        if [ "x$n" != "xa4" ] && [ "x$n" != "xletter" ]; then
            echo
            echo "Type"
            echo "'a' for output papersize A4,"
            echo "'l' for letter or"
            echo "'n' for cancel."
            echo -n "[a/l/N]: > "
            read n
        fi
        if [ "x$n" = "xa" ] || [ "x$n" = "xa4" ]; then
            cp -f /usr/share/antiword/kantiword.eu.desktop "$DESKTOP/kantiword.desktop"
        elif [ "x$n" = "xl" ] || [ "x$n" = "xletter" ]; then
            cp -f /usr/share/antiword/kantiword.us.desktop "$DESKTOP/kantiword.desktop"
        fi
    fi
    exit 0
fi

# Determine the temp directory
if [ -d "$TMPDIR" ] && [ -w "$TMPDIR" ]; then
    tmp_dir="$TMPDIR"
elif [ -d "$TEMP" ] && [ -w "$TEMP" ]; then
    tmp_dir="$TEMP"
else
    tmp_dir="/tmp"
fi

# Try to create the temp files in a secure way
if [ -x /bin/tempfile ]; then
    out_file=$(/bin/tempfile -d "$tmp_dir" -p antiword -s ".$ext") || exit 1
    err_file=$(/bin/tempfile -d "$tmp_dir" -p antiword -s ".err")
    txt_file=$(/bin/tempfile -d "$tmp_dir" -p antiword -s ".txt")
    if [ $? -ne 0 ]; then
        rm -f "$out_file"
        exit 1
    fi
elif [ -x /bin/mktemp ]; then
    out_file=$(/bin/mktemp -q -p "$tmp_dir" antiword.$ext.XXXXXXXXX) || exit 1
    err_file=$(/bin/mktemp -q -p "$tmp_dir" antiword.err.XXXXXXXXX)
    txt_file=$(/bin/mktemp -q -p "$tmp_dir" antiword.txt.XXXXXXXXX)
    if [ $? -ne 0 ]; then
        rm -f "$out_file"
        exit 1
    fi
else
    # Creating the temp files in an un-secure way
    out_file="$tmp_dir/antiword.$$.$ext"
    err_file="$tmp_dir/antiword.$$.err"
    txt_file="$tmp_dir/antiword.$$.txt"
fi

error=0
# filename is empty, user had clicked on icon, so print a help message
# in err_file
if [ -z $2 ]; then
    cat >"$err_file" <<EOF
    You should drag any *.doc file and drop it on this icon for
    displaying. Kantiword can not do anything with an empty filename.

EOF
error=1
else
    # Determine the paper size
    paper_size=$1
    shift

    # Make the output file (default PDF)
    antiword $mapping $format $paper_size -i 0 "$@" 2>"$err_file" >"$out_file"
    if [ $? -ne 0 ]; then
        error=1
    fi
fi
if [ $error -ne 0 ]; then
    # Something went wrong
    if [ -r "$err_file" ] && [ -s "$err_file" ]; then
       if [ -x /usr/bin/konsole ]; then
           /usr/bin/konsole --hold --caption "Error from Antiword" -e more "$err_file"
       else
           /usr/bin/X11/xterm -T "Error from Antiword" -e less "$err_file"
       fi
    fi
    # Clean up
    rm -f "$out_file" "$err_file" "$txt_file"
    exit 1
fi

# Show the PDF file
if [ "$ext" = "pdf" -a -x /usr/bin/kpdf ]; then
    /usr/bin/kpdf "$out_file"
elif [ "$ext" = "pdf" -a -x /usr/bin/xpdf ]; then
    /usr/bin/xpdf "$out_file" -paper=$paper_size
elif [ -x /usr/bin/gv ]; then
    /usr/bin/gv "$out_file" --nocenter --media=$paper_size
else
    # no viewer available, so display as plain text
    antiword $mapping "$@" 2>"$err_file" >"$txt_file"
    if [ -x /usr/bin/konsole ]; then
        /usr/bin/konsole --hold --caption "Text output from Antiword" -e more "$txt_file"
    else
        /usr/bin/X11/xterm -T "Text output from Antiword" -e less "$txt_file"
    fi
fi

# Clean up
rm -f "$out_file" "$err_file" "$txt_file"
exit 0