4 # Author: Rael Dornfest <rael@oreilly.com>
6 # Home/Docs/Licensing: http://www.raelity.org/apps/blosxom/
10 # --- Configurable variables -----
12 # What's this blog's title?
13 $blog_title = "My Weblog";
15 # What's this blog's description (for outgoing RSS feed)?
16 $blog_description = "Yet another Blosxom weblog.";
18 # What's this blog's primary language (for outgoing RSS feed)?
19 $blog_language = "en";
21 # Where are this blog's entries kept?
22 $datadir = "/Library/WebServer/Documents/blosxom";
24 # What's my preferred base URL for this blog (leave blank for automatic)?
27 # Should I stick only to the datadir for items or travel down the
28 # directory hierarchy looking for items? If so, to what depth?
29 # 0 = infinite depth (aka grab everything), 1 = datadir only, n = n levels down
32 # How many entries should I show on the home page?
35 # What file extension signifies a blosxom entry?
36 $file_extension = "txt";
38 # What is the default flavour?
39 $default_flavour = "html";
41 # Should I show entries from the future (i.e. dated after now)?
42 $show_future_entries = 0;
44 # --- Plugins (Optional) -----
46 # Where are my plugins kept?
49 # Where should my modules keep their state information?
50 $plugin_state_dir = "$plugin_dir/state";
52 # --- Static Rendering -----
54 # Where are this blog's static files to be created?
55 $static_dir = "/Library/WebServer/Documents/blog";
57 # What's my administrative password (you must set this for static rendering)?
58 $static_password = "";
60 # What flavours should I generate statically?
61 @static_flavours = qw/html rss/;
63 # Should I statically generate individual entries?
67 # --------------------------------
69 use vars qw! $version $blog_title $blog_description $blog_language $datadir $url %template $template $depth $num_entries $file_extension $default_flavour $static_or_dynamic $plugin_dir $plugin_state_dir @plugins %plugins $static_dir $static_password @static_flavours $static_entries $path_info $path_info_yr $path_info_mo $path_info_da $path_info_mo_num $flavour $static_or_dynamic %month2num @num2month $interpolate $entries $output $header $show_future_entries %files %indexes %others !;
76 use CGI qw/:standard :netscape/;
80 my $fh = new FileHandle;
82 %month2num = (nil=>'00', Jan=>'01', Feb=>'02', Mar=>'03', Apr=>'04', May=>'05', Jun=>'06', Jul=>'07', Aug=>'08', Sep=>'09', Oct=>'10', Nov=>'11', Dec=>'12');
83 @num2month = sort { $month2num{$a} <=> $month2num{$b} } keys %month2num;
85 # Use the stated preferred URL or figure it out automatically
87 $url =~ s/^included:/http:/; # Fix for Server Side Includes (SSI)
90 # Drop ending any / from dir settings
91 $datadir =~ s!/$!!; $plugin_dir =~ s!/$!!; $static_dir =~ s!/$!!;
93 # Fix depth to take into account datadir's path
94 $depth and $depth += ($datadir =~ tr[/][]) - 1;
96 # Global variable to be used in head/foot.{flavour} templates
99 $static_or_dynamic = (!$ENV{GATEWAY_INTERFACE} and param('-password') and $static_password and param('-password') eq $static_password) ? 'static' : 'dynamic';
100 $static_or_dynamic eq 'dynamic' and param(-name=>'-quiet', -value=>1);
103 # Take a gander at HTTP's PATH_INFO for optional blog name, archive yr/mo/day
104 my @path_info = split m{/}, path_info() || param('path');
107 while ($path_info[0] and $path_info[0] =~ /^[a-zA-Z].*$/ and $path_info[0] !~ /(.*)\.(.*)/) { $path_info .= '/' . shift @path_info; }
109 # Flavour specified by ?flav={flav} or index.{flav}
112 if ( $path_info[$#path_info] =~ /(.+)\.(.+)$/ ) {
114 $1 ne 'index' and $path_info .= "/$1.$2";
117 $flavour = param('flav') || $default_flavour;
120 # Strip spurious slashes
121 $path_info =~ s!(^/*)|(/*$)!!g;
124 ($path_info_yr,$path_info_mo,$path_info_da) = @path_info;
125 $path_info_mo_num = $path_info_mo ? ( $path_info_mo =~ /\d{2}/ ? $path_info_mo : ($month2num{ucfirst(lc $path_info_mo)} || undef) ) : undef;
127 # Define standard template subroutine, plugin-overridable at Plugins: Template
130 my ($path, $chunk, $flavour) = @_;
133 return join '', <$fh> if $fh->open("< $datadir/$path/$chunk.$flavour");
134 } while ($path =~ s/(\/*[^\/]*)$// and $1);
136 return join '', ($template{$flavour}{$chunk} || $template{error}{$chunk} || '');
138 # Bring in the templates
141 last if /^(__END__)?$/;
142 my($ct, $comp, $txt) = /^(\S+)\s(\S+)\s(.*)$/;
144 $template{$ct}{$comp} = $txt;
148 if ( $plugin_dir and opendir PLUGINS, $plugin_dir ) {
149 foreach my $plugin ( grep { /^\w+$/ && -f "$plugin_dir/$_" } sort readdir(PLUGINS) ) {
150 my($plugin_name, $off) = $plugin =~ /^\d*(\w+?)(_?)$/;
151 my $on_off = $off eq '_' ? -1 : 1;
152 require "$plugin_dir/$plugin";
153 $plugin_name->start() and ( $plugins{$plugin_name} = $on_off ) and push @plugins, $plugin_name;
159 # Allow for the first encountered plugin::template subroutine to override the
160 # default built-in template subroutine
161 my $tmp; foreach my $plugin ( @plugins ) { $plugins{$plugin} > 0 and $plugin->can('template') and defined($tmp = $plugin->template()) and $template = $tmp and last; }
163 # Provide backward compatibility for Blosxom < 2.0rc1 plug-ins
165 return &$template(@_);
168 # Define default entries subroutine
171 my(%files, %indexes, %others);
175 my $curr_depth = $File::Find::dir =~ tr[/][];
176 return if $depth and $curr_depth > $depth;
180 $File::Find::name =~ m!^$datadir/(?:(.*)/)?(.+)\.$file_extension$!
181 # not an index, .file, and is readable
182 and $2 ne 'index' and $2 !~ /^\./ and (-r $File::Find::name)
185 # to show or not to show future entries
188 or stat($File::Find::name)->mtime < time
191 # add the file and its associated mtime to the list of files
192 and $files{$File::Find::name} = stat($File::Find::name)->mtime
194 # static rendering bits
197 or !-f "$static_dir/$1/index." . $static_flavours[0]
198 or stat("$static_dir/$1/index." . $static_flavours[0])->mtime < stat($File::Find::name)->mtime
201 and $d = join('/', (nice_date($files{$File::Find::name}))[5,2,3])
203 and $indexes{$d} = $d
204 and $static_entries and $indexes{ ($1 ? "$1/" : '') . "$2.$file_extension" } = 1
208 !-d $File::Find::name and -r $File::Find::name and $others{$File::Find::name} = stat($File::Find::name)->mtime
213 return (\%files, \%indexes, \%others);
217 # Allow for the first encountered plugin::entries subroutine to override the
218 # default built-in entries subroutine
219 my $tmp; foreach my $plugin ( @plugins ) { $plugins{$plugin} > 0 and $plugin->can('entries') and defined($tmp = $plugin->entries()) and $entries = $tmp and last; }
221 my ($files, $indexes, $others) = &$entries();
222 %files = %$files; %indexes = %$indexes; %others = ref $others ? %$others : ();
225 foreach my $plugin ( @plugins ) { $plugins{$plugin} > 0 and $plugin->can('filter') and $entries = $plugin->filter(\%files, \%others) }
228 if (!$ENV{GATEWAY_INTERFACE} and param('-password') and $static_password and param('-password') eq $static_password) {
230 param('-quiet') or print "Blosxom is generating static index pages...\n";
232 # Home Page and Directory Indexes
234 foreach my $path ( sort keys %indexes) {
236 foreach ( ('', split /\//, $path) ) {
240 $done{$p}++ and next;
241 (-d "$static_dir/$p" or $p =~ /\.$file_extension$/) or mkdir "$static_dir/$p", 0755;
242 foreach $flavour ( @static_flavours ) {
243 my $content_type = (&$template($p,'content_type',$flavour));
244 $content_type =~ s!\n.*!!s;
245 my $fn = $p =~ m!^(.+)\.$file_extension$! ? $1 : "$p/index";
246 param('-quiet') or print "$fn.$flavour\n";
247 my $fh_w = new FileHandle "> $static_dir/$fn.$flavour" or die "Couldn't open $static_dir/$p for writing: $!";
251 ? &generate('static', $p, '', $flavour, $content_type)
252 : &generate('static', '', $p, $flavour, $content_type);
261 my $content_type = (&$template($path_info,'content_type',$flavour));
262 $content_type =~ s!\n.*!!s;
264 $header = {-type=>$content_type};
266 print generate('dynamic', $path_info, "$path_info_yr/$path_info_mo_num/$path_info_da", $flavour, $content_type);
270 foreach my $plugin ( @plugins ) { $plugins{$plugin} > 0 and $plugin->can('end') and $entries = $plugin->end() }
274 my($static_or_dynamic, $currentdir, $date, $flavour, $content_type) = @_;
279 # Allow plugins to decide if we can cut short story generation
280 my $skip; foreach my $plugin ( @plugins ) { $plugins{$plugin} > 0 and $plugin->can('skip') and defined($tmp = $plugin->skip()) and $skip = $tmp and last; }
282 # Define default interpolation subroutine
286 my $template = shift;
288 s/(\$\w+(?:::)?\w*)/"defined $1 ? $1 : ''"/gee;
292 unless (defined($skip) and $skip) {
294 # Plugins: Interpolate
295 # Allow for the first encountered plugin::interpolate subroutine to
296 # override the default built-in interpolate subroutine
297 my $tmp; foreach my $plugin ( @plugins ) { $plugins{$plugin} > 0 and $plugin->can('interpolate') and defined($tmp = $plugin->interpolate()) and $interpolate = $tmp and last; }
300 my $head = (&$template($currentdir,'head',$flavour));
303 foreach my $plugin ( @plugins ) { $plugins{$plugin} > 0 and $plugin->can('head') and $entries = $plugin->head($currentdir, \$head) }
305 $head = &$interpolate($head);
311 my $ne = $num_entries;
313 if ( $currentdir =~ /(.*?)([^\/]+)\.(.+)$/ and $2 ne 'index' ) {
314 $currentdir = "$1$2.$file_extension";
315 $files{"$datadir/$1$2.$file_extension"} and %f = ( "$datadir/$1$2.$file_extension" => $files{"$datadir/$1$2.$file_extension"} );
318 $currentdir =~ s!/index\..+$!!;
321 # Define a default sort subroutine
324 return sort { $files_ref->{$b} <=> $files_ref->{$a} } keys %$files_ref;
328 # Allow for the first encountered plugin::sort subroutine to override the
329 # default built-in sort subroutine
330 my $tmp; foreach my $plugin ( @plugins ) { $plugins{$plugin} > 0 and $plugin->can('sort') and defined($tmp = $plugin->sort()) and $sort = $tmp and last; }
332 foreach my $path_file ( &$sort(\%f, \%others) ) {
333 last if $ne <= 0 && $date !~ /\d/;
334 use vars qw/ $path $fn /;
335 ($path,$fn) = $path_file =~ m!^$datadir/(?:(.*)/)?(.*)\.$file_extension!;
337 # Only stories in the right hierarchy
338 $path =~ /^$currentdir/ or $path_file eq "$datadir/$currentdir" or next;
340 # Prepend a slash for use in templates only if a path exists
343 # Date fiddling for by-{year,month,day} archive views
344 use vars qw/ $dw $mo $mo_num $da $ti $yr $hr $min $hr12 $ampm /;
345 ($dw,$mo,$mo_num,$da,$ti,$yr) = nice_date($files{"$path_file"});
346 ($hr,$min) = split /:/, $ti;
347 ($hr12, $ampm) = $hr >= 12 ? ($hr - 12,'pm') : ($hr, 'am');
348 $hr12 =~ s/^0//; $hr12 == 0 and $hr12 = 12;
350 # Only stories from the right date
351 my($path_info_yr,$path_info_mo_num, $path_info_da) = split /\//, $date;
352 next if $path_info_yr && $yr != $path_info_yr; last if $path_info_yr && $yr < $path_info_yr;
353 next if $path_info_mo_num && $mo ne $num2month[$path_info_mo_num];
354 next if $path_info_da && $da != $path_info_da; last if $path_info_da && $da < $path_info_da;
357 my $date = (&$template($path,'date',$flavour));
360 foreach my $plugin ( @plugins ) { $plugins{$plugin} > 0 and $plugin->can('date') and $entries = $plugin->date($currentdir, \$date, $files{$path_file}, $dw,$mo,$mo_num,$da,$ti,$yr) }
362 $date = &$interpolate($date);
364 $curdate ne $date and $curdate = $date and $output .= $date;
366 use vars qw/ $title $body $raw /;
367 if (-f "$path_file" && $fh->open("< $path_file")) {
368 chomp($title = <$fh>);
369 chomp($body = join '', <$fh>);
371 $raw = "$title\n$body";
373 my $story = (&$template($path,'story',$flavour));
376 foreach my $plugin ( @plugins ) { $plugins{$plugin} > 0 and $plugin->can('story') and $entries = $plugin->story($path, $fn, \$story, \$title, \$body) }
378 if ($content_type =~ m{\bxml\b$}) {
379 # Escape <, >, and &, and to produce valid RSS
380 my %escape = ('<'=>'<', '>'=>'>', '&'=>'&', '"'=>'"');
381 my $escape_re = join '|' => keys %escape;
382 $title =~ s/($escape_re)/$escape{$1}/g;
383 $body =~ s/($escape_re)/$escape{$1}/g;
386 $story = &$interpolate($story);
395 my $foot = (&$template($currentdir,'foot',$flavour));
398 foreach my $plugin ( @plugins ) { $plugins{$plugin} > 0 and $plugin->can('foot') and $entries = $plugin->foot($currentdir, \$foot) }
400 $foot = &$interpolate($foot);
404 foreach my $plugin ( @plugins ) { $plugins{$plugin} > 0 and $plugin->can('last') and $entries = $plugin->last() }
408 # Finally, add the header, if any and running dynamically
409 $static_or_dynamic eq 'dynamic' and $header and $output = header($header) . $output;
418 my $c_time = ctime($unixtime);
419 my($dw,$mo,$da,$ti,$yr) = ( $c_time =~ /(\w{3}) +(\w{3}) +(\d{1,2}) +(\d{2}:\d{2}):\d{2} +(\d{4})$/ );
420 $da = sprintf("%02d", $da);
421 my $mo_num = $month2num{$mo};
423 return ($dw,$mo,$mo_num,$da,$ti,$yr);
427 # Default HTML and RSS template bits
429 html content_type text/html
430 html head <html><head><link rel="alternate" type="type="application/rss+xml" title="RSS" href="$url/index.rss" /><title>$blog_title $path_info_da $path_info_mo $path_info_yr</title></head><body><center><font size="+3">$blog_title</font><br />$path_info_da $path_info_mo $path_info_yr</center><p />
431 html story <p><a name="$fn"><b>$title</b></a><br />$body<br /><br />posted at: $ti | path: <a href="$url$path">$path</a> | <a href="$url/$yr/$mo_num/$da#$fn">permanent link to this entry</a></p>\n
432 html date <h3>$dw, $da $mo $yr</h3>\n
433 html foot <p /><center><a href="http://www.blosxom.com/"><img src="http://www.blosxom.com/images/pb_blosxom.gif" border="0" /></a></body></html>
434 rss content_type text/xml
435 rss head <?xml version="1.0"?>\n<!-- name="generator" content="blosxom/$version" -->\n<!DOCTYPE rss PUBLIC "-//Netscape Communications//DTD RSS 0.91//EN" "http://my.netscape.com/publish/formats/rss-0.91.dtd">\n\n<rss version="0.91">\n <channel>\n <title>$blog_title $path_info_da $path_info_mo $path_info_yr</title>\n <link>$url</link>\n <description>$blog_description</description>\n <language>$blog_language</language>\n
436 rss story <item>\n <title>$title</title>\n <link>$url/$yr/$mo_num/$da#$fn</link>\n <description>$body</description>\n </item>\n
438 rss foot </channel>\n</rss>
439 error content_type text/html
440 error head <html><body><p><font color="red">Error: I'm afraid this is the first I've heard of a "$flavour" flavoured Blosxom. Try dropping the "/+$flavour" bit from the end of the URL.</font>\n\n
441 error story <p><b>$title</b><br />$body <a href="$url/$yr/$mo_num/$da#fn.$default_flavour">#</a></p>\n
442 error date <h3>$dw, $da $mo $yr</h3>\n
443 error foot </body></html>