#!/bin/sh
# The contents of this file are subject to the Mozilla Public
# License Version 1.1 (the "License"); you may not use this file
# except in compliance with the License. You may obtain a copy of
# the License at http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS
# IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
# implied. See the License for the specific language governing
# rights and limitations under the License.
#
# The Original Code is the Bugzilla Bug Tracking System.
#
# The Initial Developer of the Original Code is 
# Andreas Franke <afranke@ags.uni-sb.de>.
# Corporation. Portions created by Andreas Franke are
# Copyright (C) 2001 Andreas Franke. All
# Rights Reserved.
#
# Contributor(s): 

conf="`dirname $0`/query.conf"

query="http://bugzilla.mozilla.org/buglist.cgi?cmd=doit"
defaultcolumnlist="severity priority platform status resolution target_milestone status_whiteboard keywords summaryfull"

chart=0
and=0
while test "$1" != ""; do
    arg=$1
    arg_len=`expr length ${arg}`
    if test `expr substr "${arg}" 1 2` == "--"; then
        eq_pos=`expr match ${arg} '--.*='`
        if test "${eq_pos}" == "0"; then
            echo 'Missing value for long option '"${arg}"' ("=" not found)' 1>&2
            exit 1;
        fi
        # extract option name
        let name_len=${eq_pos}-3
        name=`expr substr ${arg} 3 ${name_len}`
        # extract option value
        let val_start=${eq_pos}+1
        let val_len=${arg_len}-${eq_pos}
        val=`expr substr ${arg} ${val_start} ${val_len}`
    elif test `expr substr ${arg} 1 1` == "-" &&
         test "`expr substr ${arg} 2 1`" != ""; then
        # extract
        name=`expr substr ${arg} 2 1`
        let val_len=${arg_len}-2
        val=`expr substr ${arg} 3 ${val_len}`
    else
        name="default"
        val="${arg}"
        #echo "Unrecognized option ${arg}" 1>&2
        #exit 1
    fi

    # find field and comparison type for option ${name}
    field=`grep '"'${name}'"' ${conf} | awk '{printf $1}'`
    type=`grep '"'${name}'"' ${conf} | awk '{printf $2}'`
    if test "${field}" == ""  || test "${type}" == ""; then
        echo "Field name & comparison type not found for option ${name}." 1>&2
        exit 1;
    fi

    or=0
    while test "${val}" != ""; do
        comma_idx=`expr index ${val} ,`
        if test ${comma_idx} == "0"; then
            val1="${val}"
            val=""
        else
            let val1_len=${comma_idx}-1
            val1=`expr substr ${val} 1 ${val1_len}`
            val_len=`expr length ${val}`
            let rest_start=${comma_idx}+1
            let rest_len=${val_len}-${comma_idx}
            val=`expr substr ${val} ${rest_start} ${rest_len}`
        fi
        query="${query}&field${chart}-${and}-${or}=${field}"
        query="${query}&type${chart}-${and}-${or}=${type}"
        query="${query}&value${chart}-${and}-${or}=${val1}"
        #echo "----- ${name} : ${field} : ${type} : ${val1} -----" 1>&2
        let or=${or}+1
    done
    let chart=${chart}+1
    shift
done

outputfile="/dev/stdout"
#outputfile="buglist.html"
#\rm -f ${outputfile}
wget -q -O ${outputfile} --header="Cookie: COLUMNLIST=${COLUMNLIST-${defaultcolumnlist}}" "${query}"