mws/trunk/httpd.pl

#!/usr/bin/perl

# based on post 
# http://www.mail-archive.com/libwww@perl.org/msg04750.html

use strict;
use warnings;
use HTTP::Daemon;
use HTTP::Status;
use IO::String;
use CGI::Lite;
use Template;
use MWS;
use URI::Escape;

use Data::Dumper;

my $debug = 1;

my $d = HTTP::Daemon->new( Reuse => 1, LocalPort => 6969 ) || die;
my $cgi = new CGI::Lite;
my $mws = MWS->new('global.conf');
my $tt = Template->new({
        INCLUDE_PATH => $mws->{config}->val('global', 'templates'),
        FILTERS => {
                'body5' => \&body5_filter,
        },
        EVAL_PERL => 1,
});

print "Web server ready at: ", $d->url, "\n";


while ( my $c = $d->accept ) {
        while ( my $r = $c->get_request ) {

                # environs that a webserver should set.
                $ENV{'REQUEST_METHOD'}    = $r->method;
                $ENV{'GATEWAY_INTERFACE'} = "CGI/1.0";
                $ENV{'SERVER_PROTOCOL'}   = $r->protocol;
                $ENV{'CONTENT_TYPE'}      = $r->content_type;

                # this part is based on CGI::Lite

                $cgi->close_all_files();
                $cgi->{web_data}       = {};
                $cgi->{ordered_keys}   = [];
                $cgi->{all_handles}    = [];
                $cgi->{error_status}   = 0;
                $cgi->{error_message}  = undef;

                if ( $r->method eq 'GET' || $r->uri =~ /\?/ ) {
                        my $query_string = $r->uri;
                        $query_string =~ s/[^\?]+\?(.*)/$1/;
                        $cgi->_decode_url_encoded_data (\$query_string, 'form');

                } elsif ( $r->method eq 'POST' ) {

                        if ($r->content_type eq 'application/x-www-form-urlencoded') {
#                               local $^W = 0;
                                $cgi->_decode_url_encoded_data (\$r->content, 'form');
                        } elsif ($r->content_type =~ /multipart\/form-data/) {
                                my ($boundary) = $r->content_type =~ /boundary=(\S+)$/;
                                $cgi->_parse_multipart_data ($r->content_length, $boundary);
                        }
                } else {
                         $c->send_error(RC_FORBIDDEN);
                }

                my $param = $cgi->{web_data};
                my $url = $r->url->path;

                # XXX LOG
                print $r->method," ",$url,"\n",Dumper($param),"\n" if ($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,
                };

                #
                # ?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 = ( $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};

                }


                # push counters to template
                foreach my $f (qw(from to cc bcc)) {
                        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();

                #
                # send HTMLto client
                #

                my $res = HTTP::Response->new(RC_OK);
                $res->header( 'Content-type' => 'text/html; charset=ISO-8859-2' );
                $res->content($html);
                $c->send_response($res);

                $c->close;
        }
        undef($c);
}

# template toolkit filter

#use Text::Context::EitherSide;

sub body5_filter {
        my $text = shift;
        $text =~ s/^\s+//gs;
        $text =~ s/^[\>:\|=]+\s*.*?$//msg;      # remove quoted text
        $text =~ s/[\n\r]+/\n/gs;               # compress cr/lf
        if ($text =~ s,^((?:.*?[\n\r]){5}).*$,$1,s) {
                $text =~ s/[\n\r]*$/ .../;
        }
        $text =~ s/[\n\r]+--\s*[\n\r]+.*$//s;

#       my $context = Text::Context::EitherSide->new($text, context => 5);
#       return $context->as_string("perl");

        return $text;
}

1	dpavlin	5	#!/usr/bin/perl
2
3			# based on post
4			# http://www.mail-archive.com/libwww@perl.org/msg04750.html
5
6			use strict;
7			use warnings;
8			use HTTP::Daemon;
9			use HTTP::Status;
10			use IO::String;
11	dpavlin	6	use CGI::Lite;
12			use Template;
13			use MWS;
14	dpavlin	24	use URI::Escape;
15	dpavlin	5
16	dpavlin	6	use Data::Dumper;
17
18	dpavlin	17	my $debug = 1;
19
20	dpavlin	5	my $d = HTTP::Daemon->new( Reuse => 1, LocalPort => 6969 ) \|\| die;
21	dpavlin	6	my $cgi = new CGI::Lite;
22			my $mws = MWS->new('global.conf');
23			my $tt = Template->new({
24			INCLUDE_PATH => $mws->{config}->val('global', 'templates'),
25			FILTERS => {
26			'body5' => \&body5_filter,
27			},
28	dpavlin	20	EVAL_PERL => 1,
29	dpavlin	6	});
30
31	dpavlin	13	print "Web server ready at: ", $d->url, "\n";
32	dpavlin	6
33	dpavlin	13
34	dpavlin	5	while ( my $c = $d->accept ) {
35			while ( my $r = $c->get_request ) {
36
37			# environs that a webserver should set.
38			$ENV{'REQUEST_METHOD'} = $r->method;
39			$ENV{'GATEWAY_INTERFACE'} = "CGI/1.0";
40			$ENV{'SERVER_PROTOCOL'} = $r->protocol;
41			$ENV{'CONTENT_TYPE'} = $r->content_type;
42
43	dpavlin	6	# this part is based on CGI::Lite
44	dpavlin	5
45	dpavlin	6	$cgi->close_all_files();
46			$cgi->{web_data} = {};
47			$cgi->{ordered_keys} = [];
48			$cgi->{all_handles} = [];
49			$cgi->{error_status} = 0;
50			$cgi->{error_message} = undef;
51
52	dpavlin	5	if ( $r->method eq 'GET' \|\| $r->uri =~ /\?/ ) {
53	dpavlin	6	my $query_string = $r->uri;
54			$query_string =~ s/[^\?]+\?(.*)/$1/;
55			$cgi->_decode_url_encoded_data (\$query_string, 'form');
56
57			} elsif ( $r->method eq 'POST' ) {
58
59			if ($r->content_type eq 'application/x-www-form-urlencoded') {
60			# local $^W = 0;
61			$cgi->_decode_url_encoded_data (\$r->content, 'form');
62			} elsif ($r->content_type =~ /multipart\/form-data/) {
63			my ($boundary) = $r->content_type =~ /boundary=(\S+)$/;
64			$cgi->_parse_multipart_data ($r->content_length, $boundary);
65			}
66			} else {
67			$c->send_error(RC_FORBIDDEN);
68	dpavlin	5	}
69
70	dpavlin	6	my $param = $cgi->{web_data};
71			my $url = $r->url->path;
72	dpavlin	5
73	dpavlin	6	# XXX LOG
74	dpavlin	17	print $r->method," ",$url,"\n",Dumper($param),"\n" if ($debug);
75	dpavlin	5
76	dpavlin	7	# template file name (use ?format=html as default)
77			my $tpl_file = 'master.';
78			$tpl_file .= $param->{'format'} \|\| 'html';
79
80	dpavlin	20	# parse date from url
81			my ($yyyy,$mm,$dd) = $mws->yyyymmdd;
82
83			my $yyyymm;
84
85			my $date_limit;
86
87			if ($url =~ m,^/(\d{4})[/-](\d+)[/-](\d+),) {
88			($yyyy, $mm, $dd) = $mws->fmtdate($1,$2,$3);
89			$date_limit = "$yyyy-$mm-$dd";
90			} elsif ($url =~ m,^/(\d{4})[/-](\d+),) {
91			($yyyy,$mm) = $mws->fmtdate($1,$2);
92			$date_limit = "$yyyy-$mm";
93			} elsif ($url =~ m,^/(\d{4}),) {
94			$date_limit = $mws->fmtdate($1);
95			}
96
97	dpavlin	7	#
98			# implement functionality and generate HTML
99			#
100	dpavlin	6	my $html;
101	dpavlin	5
102	dpavlin	12	if ($param->{'search_val'} && $param->{'search_fld'} && !$param->{'search'}) {
103			$param->{'search'} = $param->{'search_fld'}.":".$param->{'search_val'};
104	dpavlin	16	} elsif ($param->{'search'}) {
105			($param->{'search_fld'}, $param->{'search_val'}) = split(/:/,$param->{'search'},2);
106	dpavlin	12	}
107
108	dpavlin	13	my $tpl_var = {
109	dpavlin	20	param => $param,
110			yyyy => $yyyy,
111			mm => $mm,
112			dd => $dd,
113	dpavlin	21	date_limit => $date_limit,
114	dpavlin	13	};
115
116	dpavlin	21	#
117			# ?show_id=XXXXxxxx___message_id___xxxxXXXX
118			if ($param->{'show_id'}) {
119	dpavlin	20
120	dpavlin	21	$mws->reset_counters;
121			my $row = $mws->fetch_result_by_id($param->{'show_id'});
122			$tpl_var->{message} = $row;
123			} elsif ($param->{'search'} \|\| $date_limit) {
124	dpavlin	5
125	dpavlin	21	# show search results
126			# ?search=foo:bar
127	dpavlin	5
128	dpavlin	21	my @search = ( $param->{'search'} );
129
130			if ($date_limit) {
131			push @search, "and" if (@search);
132			push @search, "date:\"$date_limit\"";
133			}
134
135	dpavlin	24	if ($param->{sort_by}) {
136			push @search, "sort:".$param->{sort_by};
137			}
138
139	dpavlin	21	print STDERR "search: ",join(" ",@search),"\n";
140
141			my $results = $mws->search(@search);
142	dpavlin	6	my @res = $mws->fetch_all_results();
143	dpavlin	5
144	dpavlin	20	$tpl_var->{results} = \@res if (@res);
145	dpavlin	17	$tpl_var->{total_hits} = $mws->{total_hits};
146	dpavlin	7
147	dpavlin	6	}
148	dpavlin	5
149	dpavlin	19
150			# push counters to template
151			foreach my $f (qw(from to cc bcc)) {
152			my $h = $mws->counter($f) \|\| next;
153			my @a;
154			foreach my $k (sort { $h->{$b}->{usage} <=> $h->{$a}->{usage} } keys %$h) {
155			push @a, $h->{$k};
156			}
157			$tpl_var->{counters}->{$f} = [ @a ] if (@a);
158			}
159
160	dpavlin	20	# push calendar in template
161			$tpl_var->{calendar} = $mws->counter('calendar');
162
163	dpavlin	13	$tt->process($tpl_file, $tpl_var, \$html) \|\| die $tt->error();
164
165	dpavlin	7	#
166			# send HTMLto client
167			#
168
169	dpavlin	5	my $res = HTTP::Response->new(RC_OK);
170	dpavlin	14	$res->header( 'Content-type' => 'text/html; charset=ISO-8859-2' );
171	dpavlin	6	$res->content($html);
172	dpavlin	5	$c->send_response($res);
173
174			$c->close;
175			}
176			undef($c);
177			}
178	dpavlin	6
179			# template toolkit filter
180
181	dpavlin	12	#use Text::Context::EitherSide;
182
183	dpavlin	6	sub body5_filter {
184			my $text = shift;
185			$text =~ s/^\s+//gs;
186	dpavlin	12	$text =~ s/^[\>:\\|=]+\s.?$//msg; # remove quoted text
187			$text =~ s/[\n\r]+/\n/gs; # compress cr/lf
188	dpavlin	14	if ($text =~ s,^((?:.?[\n\r]){5}).$,$1,s) {
189			$text =~ s/[\n\r]*$/ .../;
190			}
191	dpavlin	7	$text =~ s/[\n\r]+--\s[\n\r]+.$//s;
192	dpavlin	12
193			# my $context = Text::Context::EitherSide->new($text, context => 5);
194			# return $context->as_string("perl");
195
196	dpavlin	6	return $text;
197			}
198	dpavlin	7