2#!/bin/sh
# elvis: cite		-- Search the web using Cite Seer (http://www.researchindex.com)
. surfaw || exit 1

w3_config_hook () {
def   SURFAW_cite_results $SURFAW_results
}

w3_usage_hook () {
    cat <<EOF
Usage: $w3_argv0 [options] [search words]...
Description:
   Surfaw search CiteSeer (http://www.researchindex.com/)

   Research Index is a scientific literature digital library that
   indexes the full text of spidered PDF and PS documents and performes
   sophisticated clustering and citation analysis on the results.

Local options:
  -results=NUM                  Number of search results returned
                                Default: $SURFAW_cite_results
				Environment: SURFAW_cite_results
EOF
    w3_global_usage
}

w3_parse_option_hook () {
    opt="$1"
    optarg="$2"
    case "$opt" in
	-results=*) setopt   SURFAW_cite_results $optarg	;;
	*) return 1 ;;
    esac
    return 0
}

w3_config
w3_parse_args "$@"
# w3_args now contains a list of arguments
if test -z "$w3_args"; then
    w3_browse_url http://www.researchindex.com/
else
    escaped_args=`w3_url_of_arg $w3_args`
    w3_browse_url "http://citeseer.nj.nec.com/cs?cs=1&cf=Any&co=Citations&cm=100&submit=Search+Indexed+Articles&af=Any&ao=Citations&am=${SURFAW_cite_results}&q=${escaped_args}"
fi