#!/usr/bin/perl
my $basedir = '';
BEGIN {
$basedir = $0;
my $loop = 0; # to prevent symlink loops
while (-l $basedir && $loop++ < 20) {
$basedir = readlink($basedir);
}
$basedir =~ s#/+[^/]+$#/lib#;
}
if ($basedir) {
use lib "$basedir";
}
=head1 NAME
httpd.pl - http server for Mail::Box Web Search
=head1 SYNOPSYS
httpd.pl [local.conf]
=head1 DESCRIPTION
This script implements user interface for Mail::Box Web Search as
a small single-user http server.
=head1 SEE ALSO
C<MWS> perl modules which are part of this package
C<HTTP::Daemon::Simple> module which implements the server itself
=cut
use strict;
use warnings;
use MWS::SWISH;
#use MWS::Plucene;
use HTTP::Daemon::Simple;
use Template;
use URI::Escape;
use Data::Dumper;
my $debug = 1;
my $config_file = shift @ARGV || 'global.conf';
if (! -f $config_file) {
print qq{Usage: $0 [/path/to/local.conf]
If local.conf is not specified, global.conf in current directory will
be used.
};
exit 1;
}
my $mws = MWS::SWISH->new(config_file => $config_file);
#my $mws = MWS::Plucene->new(config_file => $config_file, debug => $debug);
my $tt = Template->new({
INCLUDE_PATH => $mws->{config}->val('global', 'templates'),
FILTERS => {
'body5' => \&body5_filter,
'body' => \&body_filter,
},
EVAL_PERL => 1,
});
my $d = new HTTP::Daemon::Simple(
'listen' => $mws->{config}->val('global', 'listen'),
'static_html' => $mws->{config}->val('global', 'static_html'),
'debug' => $debug,
) || die "can't create HTTP::Daemon::Simple: $!";
print "Web server ready at: ", $d->url, "\n";
$d->run_server( \&request );
sub request($$) {
my ($url,$param) = @_;
print Dumper($param,$mws->{counter}),"\n" if ($debug);
# template file name (use ?format=html as default)
my $tpl_file = 'master.';
$tpl_file .= $param->{'format'} || 'html';
# parse date from url
my ($yyyy,$mm,$dd) = $mws->yyyymmdd;
my $yyyymm;
my $date_limit;
if ($url =~ m,^/(\d{4})[/-](\d+)[/-](\d+),) {
($yyyy, $mm, $dd) = $mws->fmtdate($1,$2,$3);
$date_limit = "$yyyy-$mm-$dd";
} elsif ($url =~ m,^/(\d{4})[/-](\d+),) {
($yyyy,$mm) = $mws->fmtdate($1,$2);
$date_limit = "$yyyy-$mm";
} elsif ($url =~ m,^/(\d{4}),) {
$date_limit = $mws->fmtdate($1);
}
#
# implement functionality and generate HTML
#
my $html;
if ($param->{'search_val'} && $param->{'search_fld'} && !$param->{'search'}) {
$param->{'search'} = $param->{'search_fld'}.":".$param->{'search_val'};
} elsif ($param->{'search'}) {
($param->{'search_fld'}, $param->{'search_val'}) = split(/:/,$param->{'search'},2);
}
my $tpl_var = {
param => $param,
yyyy => $yyyy,
mm => $mm,
dd => $dd,
date_limit => $date_limit,
};
# is this access to root of web server?
if ($url eq "/" && !$param->{'search'}) {
# if first access, go to current year
$date_limit = $mws->fmtdate($yyyy);
$param->{sort_by} = "date desc";
}
# ?show_id=XXXXxxxx___message_id___xxxxXXXX
if ($param->{'show_id'}) {
$mws->reset_counters;
my $row = $mws->fetch_result_by_id($param->{'show_id'});
$tpl_var->{message} = $row;
} elsif ($param->{'search'} || $date_limit) {
# show search results
# ?search=foo:bar
my @search;
push @search, $param->{'search'} if ($param->{'search'});
if ($date_limit) {
push @search, "and" if (@search);
push @search, "date:\"$date_limit\"";
}
if ($param->{sort_by}) {
push @search, "sort:".$param->{sort_by};
}
print STDERR "search: ",join(" ",@search),"\n";
my $results = $mws->search(@search);
my @res = $mws->fetch_all_results();
$tpl_var->{results} = \@res if (@res);
$tpl_var->{total_hits} = $mws->{total_hits} || 0;
# no hits, offer suggestions
if (! $tpl_var->{results} && $param->{'search_fld'} && $param->{'search_val'}) {
@{$tpl_var->{apropos}} = $mws->apropos_index($param->{'search_fld'}, $param->{'search_val'});
}
}
# push counters to template
foreach my $f (qw(from to cc bcc folder)) {
my $h = $mws->counter($f) || next;
my @a;
foreach my $k (sort { $h->{$b}->{usage} <=> $h->{$a}->{usage} } keys %$h) {
push @a, $h->{$k};
}
$tpl_var->{counters}->{$f} = [ @a ] if (@a);
}
# push calendar in template
$tpl_var->{calendar} = $mws->counter('calendar');
$tt->process($tpl_file, $tpl_var, \$html) || die $tt->error();
return $html;
};
# template toolkit filter
sub html_escape($) {
my $text = shift || return;
# don't re-escape html
#return $text if ($text =~ /&(?:lt|gt|amp|quot);/);
# Escape <, >, & and ", and to produce valid XML
my %escape = ('<'=>'<', '>'=>'>', '&'=>'&', '"'=>'"');
my $escape_re = join '|' => keys %escape;
$text =~ s/($escape_re)/$escape{$1}/gs;
while ($text =~ s/#-#(quote|signature)(\d*)##(.+?)##\1\2#-#/<span class="$1">$3<\/span>/gs) { } ;
return $text;
}
#use Text::Context::EitherSide;
sub body5_filter {
my $text = shift;
# remove quote
$text =~ s/^[\>:\|=]+[^\n\r]*[\n\r]*$/#-q-#/msg;
# remove quote author
$text =~ s/[\n\r]+[^\n\r]+:\s*(?:#-q-#[\n\r*])+//gs;
$text =~ s/^[^\n\r]+:\s*(?:#-q-#[\n\r]*)+//gs;
$text =~ s/#-q-#[\n\r]*//gs;
# outlook quoting
$text =~ s/(\s*--+\s*Original\s+Message\s*--+.*)$//si;
$text =~ s/(\s*--+\s*Forwarded\s+message.+\s*--+.*)$//si;
# remove signature
$text =~ s/(?:^|[\n\r]+)*--\s*[\n\r]+.*$//s;
$text =~ s/(?:^|[\n\r]+)*_____+[\n\r]+.*$//s;
# compress cr/lf
$text =~ s/[\n\r]+/\n/gs;
# remove whitespaces
$text =~ s/^\n+//gs;
$text =~ s/[\s\n]+$//gs;
if ($text eq "") {
$text="#-#quote##forwarded message##quote#-#";
}
# cut to 5 lines;
if ($text =~ s,^((?:.*?[\n\r]){5}).*$,$1,s) {
$text =~ s/[\n\r]*$/ .../;
}
# my $context = Text::Context::EitherSide->new($text, context => 5);
# return $context->as_string("perl");
return html_escape($text);
}
sub body_filter {
my $text = shift;
my $sig = '';
# remove signature
if ($text =~ s/([\n\r]+)(--\s*[\n\r]+.*)$//s) {
$sig = "$1#-#signature##$2##signature#-#";
} elsif ($text =~s/(^|[\n\r]+)*(_____+[\n\r]+.*)$//s) {
$sig = "$1#-#signature##$2##signature#-#";
}
# find quoted text
$text =~ s/^([\>:\|=]+[^\n\r]*[\n\r]*)$/#-#quote1##$1##quote1#-#/mg;
$text =~ s/(--+\s*Original\s+Message\s*--+.*)$/#-#quote2##$1##quote2#-#/si;
$text =~ s/(--+\s*Forwarded\s+message.+\s*--+.*)$/#-#quote3##$1##quote3#-#/si;
$text = html_escape($text . $sig);
return $text;
}
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