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#!/usr/bin/perl
use strict;
use Encode;
use Getopt::Long;
use open IO => ':utf8';
use open ':std';
my $htsearchpath="/usr/lib/cgi-bin/htsearch";
my $config;
my $format;
my $method;
my $words;
my $lang;
my $docbook;
my $indexdir;
my $maxnum;
GetOptions (
'config=s' => \$config,
'format=s' => \$format,
'method=s' => \$method,
'words=s' => \$words,
'lang=s' => \$lang,
'docbook' => \$docbook,
'indexdir=s' => \$indexdir,
'maxnum=s' => \$maxnum
);
if ( !$indexdir ) {
print STDERR "No index dir given.\n";
exit 1;
}
if ( !$lang ) { $lang = "en"; }
my $charset = langCharset( $lang );
$words = encode( $charset, $words );
if ( !open( HTSEARCH, "-|", "$htsearchpath", "-c", "$indexdir/$config.conf",
"format=$format&method=$method&words=$words&matchesperpage=$maxnum&exclude=[index.html]" ) )
{
print "Can't execute htsearch at '$htsearchpath'.\n";
exit 1;
}
my ($body,$liststart,$ref,$link,$error,$errorOut);
while( <HTSEARCH> ) {
if ( !$body ) {
print;
if ( /^<body/ ) { $body = 1; }
}
if ( /^<h3>/ ) {
print;
print "<ul>\n";
$liststart = 1;
}
if ( /^<img src.*<a href="(.*)">(.*)<\/a>/ ) {
$ref = $1;
$link = $2;
print STDERR "REF: $ref LINK: $link\n";
$ref =~ s/file:\/\/localhost//;
$ref =~ s/http:\/\/localhost\//file:\//;
if ( $docbook ) {
$ref =~ /help:\/\/(.*)\/index.docbook/;
my $app = $1;
$ref = "help:$app";
$link =~ s/apptitle/$app/;
}
print " <li><a href=\"$ref\">$link</a></li>\n";
}
if ( /^<h1>ht:\/\/Dig error/ ) {
$error = 1;
print "Htdig error:\n";
}
if ( $error && /^<pre>/ ) {
$errorOut = 1;
}
if ( $errorOut ) {
print;
if ( /^<\/pre>/ ) { $errorOut = 0; }
}
}
close HTSEARCH;
if ( $liststart ) { print "</ul>\n"; }
print "</body></html>\n";
if ( $? != 0 ) { exit $?; }
1;
# Return charset used for given language
sub langCharset( $ )
{
my $lang = shift;
if ( $lang eq "cz" || $lang eq "hu" ) {
return "latin2";
} elsif ( $lang eq "kr" ) {
return "utf8";
} else {
return "latin1";
}
}
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