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#!/usr/bin/perl
# Copyright (C) 2002 Rodrigo Araujo Real
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with GNU Emacs; see the file COPYING. If not, write to
# the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
#
# This file is neither part of XEmacs nor GNU Emacs.
use HTTP::Request::Common;
use LWP::UserAgent;
$Ua = LWP::UserAgent->new;
$Ua->agent("Mozilla (compatible: LWP $LWP::VERSION)");
$res = $Ua->request(POST 'http://liinwww.ira.uka.de/csbib', [query => $ARGV[0], results => "bibtex"]);
die "Error while getting ", $res->request->uri,
" -- ", $res->status_line, "\nAborting"
unless $res->is_success;
$str=$res->content;
# extracts everything before the first <pre>
$str=~s/^.*?<pre>//s;
# extracts everything before the last </pre>
$str=~s/^(.*)<\/pre>.*/\1/s;
# extracts everything between </pre> and <pre>
$str=~s/<\/pre>.*?<pre>//gs;
# extracts any other unwanted HTML tags
$str=~s/<.*?>//gs;
if ($str =~ /Sorry, no references found/) {
print "------------> No references found for $ARGV[0] <------------\n";
exit(0);
}
print "------------> Search Expression: $ARGV[0] Results <------------\n";
print "$str";
exit(0);
__END__
=head1 NAME
search-ccsb
=head1 SYNOPSIS
search-ccsb <expression>
=head1 DESCRIPTION
This Perl script helps searching the "The Collection of Computer
Science Bibliographies" provided by Alf-Christian Achilles
<[email protected]>. With it you can perform a query without
browser, directly from the command line.
=head1 EXAMPLE
search-ccsb "operating systems"
=head1 CONTRIBUTORS
Mario Domenech Goulart, Otavio Salvador
=head1 SEE ALSO
The Collection of Computer Science Bibliographies
http://liinwww.ira.uka.de/bibliography/index.html
=head1 COPYRIGHT
Copyright 2002 Rodrigo Araujo Real.
=cut
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