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CU Amiga Super CD-ROM 19
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CU Amiga Magazine's Super CD-ROM 19 (1998)(EMAP Images)(GB)[!][issue 1998-02].iso
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wais.pl
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Perl Script
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1997-01-22
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3KB
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89 lines
#!/usr/local/bin/perl
#
# wais.pl -- WAIS search interface
#
# wais.pl,v 1.2 1994/04/10 05:33:29 robm Exp
#
# Tony Sanders <sanders@bsdi.com>, Nov 1993
#
# Example configuration (in local.conf):
# map topdir wais.pl &do_wais($top, $path, $query, "database", "title")
#
$waisq = "/usr/local/bin/waisq";
$waisd = "/u/Web/wais-sources";
$src = "www";
$title = "NCSA httpd documentation";
sub send_index {
print "Content-type: text/html\n\n";
print "<HEAD>\n<TITLE>Index of ", $title, "</TITLE>\n</HEAD>\n";
print "<BODY>\n<H1>", $title, "</H1>\n";
print "This is an index of the information on this server. Please\n";
print "type a query in the search dialog.\n<P>";
print "You may use compound searches, such as: <CODE>environment AND cgi</CODE>\n";
print "<ISINDEX>";
}
sub do_wais {
# local($top, $path, $query, $src, $title) = @_;
do { &'send_index; return; } unless defined @ARGV;
local(@query) = @ARGV;
local($pquery) = join(" ", @query);
print "Content-type: text/html\n\n";
open(WAISQ, "-|") || exec ($waisq, "-c", $waisd,
"-f", "-", "-S", "$src.src", "-g", @query);
print "<HEAD>\n<TITLE>Search of ", $title, "</TITLE>\n</HEAD>\n";
print "<BODY>\n<H1>", $title, "</H1>\n";
print "Index \`$src\' contains the following\n";
print "items relevant to \`$pquery\':<P>\n";
print "<DL>\n";
local($hits, $score, $headline, $lines, $bytes, $type, $date);
while (<WAISQ>) {
/:score\s+(\d+)/ && ($score = $1);
/:number-of-lines\s+(\d+)/ && ($lines = $1);
/:number-of-bytes\s+(\d+)/ && ($bytes = $1);
/:type "(.*)"/ && ($type = $1);
/:headline "(.*)"/ && ($headline = $1); # XXX
/:date "(\d+)"/ && ($date = $1, $hits++, &docdone);
}
close(WAISQ);
print "</DL>\n";
if ($hits == 0) {
print "Nothing found.\n";
}
print "</BODY>\n";
}
sub docdone {
if ($headline =~ /Search produced no result/) {
print "<HR>";
print $headline, "<P>\n<PRE>";
# the following was &'safeopen
open(WAISCAT, "$waisd/$src.cat") || die "$src.cat: $!";
while (<WAISCAT>) {
s#(Catalog for database:)\s+.*#$1 <A HREF="/$top/$src.src">$src.src</A>#;
s#Headline:\s+(.*)#Headline: <A HREF="$1">$1</A>#;
print;
}
close(WAISCAT);
print "\n</PRE>\n";
} else {
print "<DT><A HREF=\"$headline\">$headline</A>\n";
print "<DD>Score: $score, Lines: $lines, Bytes: $bytes\n";
}
$score = $headline = $lines = $bytes = $type = $date = '';
}
open (STDERR,"> /dev/null");
eval '&do_wais';