/[mws]/trunk/httpd.pl
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Contents of /trunk/httpd.pl

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Revision 42 - (show annotations)
Mon May 10 22:04:01 2004 UTC (19 years, 11 months ago) by dpavlin
File MIME type: text/plain
File size: 7596 byte(s)
minor improvements and beginning of (non functional in this revision!) support
for folders

1 #!/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 MWS::SWISH;
9 #use MWS::Plucene;
10 use HTTP::Daemon;
11 use HTTP::Status;
12 use IO::String;
13 use CGI::Lite;
14 use Template;
15 use URI::Escape;
16
17 use Data::Dumper;
18
19 my $debug = 1;
20
21 my $config_file = shift @ARGV || 'global.conf';
22
23 if (! -f $config_file) {
24 print qq{Usage: $0 [/path/to/local.conf]
25
26 If local.conf is not specified, global.conf in current directory will
27 be used.
28 };
29 exit 1;
30 }
31
32 my $mws = MWS::SWISH->new(config_file => $config_file);
33 #my $mws = MWS::Plucene->new(config_file => $config_file, debug => $debug);
34
35 my ($local_addr,$local_port) = ('127.0.0.1',6969);
36
37 my $listen = $mws->{config}->val('global', 'listen');
38
39 print STDERR "using listen $listen\n" if ($listen);
40
41 if ($listen && $listen =~ m/:/) {
42 ($local_addr,$local_port) = split(/:/,$listen,2);
43 } elsif ($listen) {
44 $local_addr = $listen;
45 }
46
47 my $d = HTTP::Daemon->new(
48 Reuse => 1,
49 LocalAddr => $local_addr,
50 LocalPort => $local_port,
51 ) || die "can't create HTTP::Daemon on $local_addr:$local_port: $!";
52
53 my $cgi = new CGI::Lite;
54 my $tt = Template->new({
55 INCLUDE_PATH => $mws->{config}->val('global', 'templates'),
56 FILTERS => {
57 'body5' => \&body5_filter,
58 'body' => \&body_filter,
59 },
60 EVAL_PERL => 1,
61 });
62
63 my $static_html = $mws->{config}->val('global', 'static_html');
64
65 print "Web server ready at: ", $d->url, "\n";
66
67
68 while ( my $c = $d->accept ) {
69 while ( my $r = $c->get_request ) {
70
71 # environs that a webserver should set.
72 $ENV{'REQUEST_METHOD'} = $r->method;
73 $ENV{'GATEWAY_INTERFACE'} = "CGI/1.0";
74 $ENV{'SERVER_PROTOCOL'} = $r->protocol;
75 $ENV{'CONTENT_TYPE'} = $r->content_type;
76
77 # this part is based on CGI::Lite
78
79 $cgi->close_all_files();
80 $cgi->{web_data} = {};
81 $cgi->{ordered_keys} = [];
82 $cgi->{all_handles} = [];
83 $cgi->{error_status} = 0;
84 $cgi->{error_message} = undef;
85
86 if ( $r->method eq 'GET' || $r->uri =~ /\?/ ) {
87 my $query_string = $r->uri;
88 $query_string =~ s/[^\?]+\?(.*)/$1/;
89 $cgi->_decode_url_encoded_data (\$query_string, 'form');
90
91 } elsif ( $r->method eq 'POST' ) {
92
93 if ($r->content_type eq 'application/x-www-form-urlencoded') {
94 # local $^W = 0;
95 $cgi->_decode_url_encoded_data (\$r->content, 'form');
96 } elsif ($r->content_type =~ /multipart\/form-data/) {
97 my ($boundary) = $r->content_type =~ /boundary=(\S+)$/;
98 $cgi->_parse_multipart_data ($r->content_length, $boundary);
99 }
100 } else {
101 $c->send_error(RC_FORBIDDEN);
102 }
103
104 my $param = $cgi->{web_data};
105 my $url = $r->url->path;
106
107 # XXX LOG
108 print $r->method," ",$url,"\n";
109 print Dumper($param,$mws->{counter}),"\n" if ($debug);
110
111 # is this static page?
112 if ($static_html && -f "$static_html/$url") {
113 print "static file: $static_html/$url\n" if ($debug);
114 $c->send_file_response("$static_html/$url");
115 $c->close;
116 next;
117 }
118
119 # template file name (use ?format=html as default)
120 my $tpl_file = 'master.';
121 $tpl_file .= $param->{'format'} || 'html';
122
123 # parse date from url
124 my ($yyyy,$mm,$dd) = $mws->yyyymmdd;
125
126 my $yyyymm;
127
128 my $date_limit;
129
130 if ($url =~ m,^/(\d{4})[/-](\d+)[/-](\d+),) {
131 ($yyyy, $mm, $dd) = $mws->fmtdate($1,$2,$3);
132 $date_limit = "$yyyy-$mm-$dd";
133 } elsif ($url =~ m,^/(\d{4})[/-](\d+),) {
134 ($yyyy,$mm) = $mws->fmtdate($1,$2);
135 $date_limit = "$yyyy-$mm";
136 } elsif ($url =~ m,^/(\d{4}),) {
137 $date_limit = $mws->fmtdate($1);
138 }
139
140 #
141 # implement functionality and generate HTML
142 #
143 my $html;
144
145 if ($param->{'search_val'} && $param->{'search_fld'} && !$param->{'search'}) {
146 $param->{'search'} = $param->{'search_fld'}.":".$param->{'search_val'};
147 } elsif ($param->{'search'}) {
148 ($param->{'search_fld'}, $param->{'search_val'}) = split(/:/,$param->{'search'},2);
149 }
150
151 my $tpl_var = {
152 param => $param,
153 yyyy => $yyyy,
154 mm => $mm,
155 dd => $dd,
156 date_limit => $date_limit,
157 };
158
159 # is this access to root of web server?
160 if ($url eq "/" && !$param->{'search'}) {
161 # if first access, go to current year
162 $date_limit = $mws->fmtdate($yyyy);
163 $param->{sort_by} = "date desc";
164 }
165
166 # ?show_id=XXXXxxxx___message_id___xxxxXXXX
167 if ($param->{'show_id'}) {
168
169 $mws->reset_counters;
170 my $row = $mws->fetch_result_by_id($param->{'show_id'});
171 $tpl_var->{message} = $row;
172 } elsif ($param->{'search'} || $date_limit) {
173
174 # show search results
175 # ?search=foo:bar
176
177 my @search;
178 push @search, $param->{'search'} if ($param->{'search'});
179
180 if ($date_limit) {
181 push @search, "and" if (@search);
182 push @search, "date:\"$date_limit\"";
183 }
184
185 if ($param->{sort_by}) {
186 push @search, "sort:".$param->{sort_by};
187 }
188
189 print STDERR "search: ",join(" ",@search),"\n";
190
191 my $results = $mws->search(@search);
192 my @res = $mws->fetch_all_results();
193
194 $tpl_var->{results} = \@res if (@res);
195 $tpl_var->{total_hits} = $mws->{total_hits} || 0;
196
197 # no hits, offer suggestions
198 if (! $tpl_var->{results}) {
199 @{$tpl_var->{apropos}} = $mws->apropos_index($param->{'search_fld'}, $param->{'search_val'});
200 }
201
202 }
203
204
205 # push counters to template
206 foreach my $f (qw(from to cc bcc folder)) {
207 my $h = $mws->counter($f) || next;
208 my @a;
209 foreach my $k (sort { $h->{$b}->{usage} <=> $h->{$a}->{usage} } keys %$h) {
210 push @a, $h->{$k};
211 }
212 $tpl_var->{counters}->{$f} = [ @a ] if (@a);
213 }
214
215 # push calendar in template
216 $tpl_var->{calendar} = $mws->counter('calendar');
217
218 $tt->process($tpl_file, $tpl_var, \$html) || die $tt->error();
219
220 #
221 # send HTMLto client
222 #
223
224 my $res = HTTP::Response->new(RC_OK);
225 $res->header( 'Content-type' => 'text/html; charset=ISO-8859-2' );
226 $res->content($html);
227 $c->send_response($res);
228
229 $c->close;
230 }
231 undef($c);
232 }
233
234 # template toolkit filter
235
236 sub html_escape($) {
237 my $text = shift || return;
238
239 # don't re-escape html
240 #return $text if ($text =~ /&(?:lt|gt|amp|quot);/);
241
242 # Escape <, >, & and ", and to produce valid XML
243 my %escape = ('<'=>'&lt;', '>'=>'&gt;', '&'=>'&amp;', '"'=>'&quot;');
244 my $escape_re = join '|' => keys %escape;
245
246 $text =~ s/($escape_re)/$escape{$1}/gs;
247
248 while ($text =~ s/#-#(quote|signature)(\d*)##(.+?)##\1\2#-#/<span class="$1">$3<\/span>/gs) { } ;
249
250 return $text;
251 }
252
253 #use Text::Context::EitherSide;
254
255 sub body5_filter {
256 my $text = shift;
257
258 # remove quote
259 $text =~ s/^[\>:\|=]+[^\n\r]*[\n\r]*$/#-q-#/msg;
260 # remove quote author
261 $text =~ s/[\n\r]+[^\n\r]+:\s*(?:#-q-#[\n\r*])+//gs;
262 $text =~ s/^[^\n\r]+:\s*(?:#-q-#[\n\r]*)+//gs;
263 $text =~ s/#-q-#[\n\r]*//gs;
264 # outlook quoting
265 $text =~ s/(\s*--+\s*Original\s+Message\s*--+.*)$//si;
266 $text =~ s/(\s*--+\s*Forwarded\s+message.+\s*--+.*)$//si;
267
268 # remove signature
269 $text =~ s/[\n\r]+--\s*[\n\r]+.*$//s;
270
271 # compress cr/lf
272 $text =~ s/[\n\r]+/\n/gs;
273
274 # remove whitespaces
275 $text =~ s/^\n+//gs;
276 $text =~ s/[\s\n]+$//gs;
277
278 if ($text eq "") {
279 $text="#-#quote##forwarded message##quote#-#";
280 }
281
282 # cut to 5 lines;
283 if ($text =~ s,^((?:.*?[\n\r]){5}).*$,$1,s) {
284 $text =~ s/[\n\r]*$/ .../;
285 }
286
287 # my $context = Text::Context::EitherSide->new($text, context => 5);
288 # return $context->as_string("perl");
289
290 return html_escape($text);
291 }
292
293 sub body_filter {
294 my $text = shift;
295
296 my $sig = '';
297
298 # remove signature
299 if ($text =~ s/([\n\r]+)(--\s*[\n\r]+.*)$//s) {
300 $sig = "$1#-#signature##$2##signature#-#";
301 }
302
303 # find quoted text
304 $text =~ s/^([\>:\|=]+[^\n\r]*[\n\r]*)$/#-#quote1##$1##quote1#-#/mg;
305 $text =~ s/(--+\s*Original\s+Message\s*--+.*)$/#-#quote2##$1##quote2#-#/si;
306 $text =~ s/(--+\s*Forwarded\s+message.+\s*--+.*)$/#-#quote3##$1##quote3#-#/si;
307
308 $text = html_escape($text . $sig);
309 return $text;
310 }
311

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