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1 #!/usr/bin/perl
2 # Page inlining and blogging.
3 package IkiWiki::Plugin::inline;
5 use warnings;
6 use strict;
7 use Encode;
8 use IkiWiki 3.00;
9 use URI;
11 my %knownfeeds;
12 my %page_numfeeds;
13 my @inline;
14 my $nested=0;
16 sub import {
17         hook(type => "getopt", id => "inline", call => \&getopt);
18         hook(type => "getsetup", id => "inline", call => \&getsetup);
19         hook(type => "checkconfig", id => "inline", call => \&checkconfig);
20         hook(type => "sessioncgi", id => "inline", call => \&sessioncgi);
21         hook(type => "preprocess", id => "inline", 
22                 call => \&IkiWiki::preprocess_inline, scan => 1);
23         hook(type => "pagetemplate", id => "inline",
24                 call => \&IkiWiki::pagetemplate_inline);
25         hook(type => "format", id => "inline", call => \&format, first => 1);
26         # Hook to change to do pinging since it's called late.
27         # This ensures each page only pings once and prevents slow
28         # pings interrupting page builds.
29         hook(type => "rendered", id => "inline", call => \&IkiWiki::pingurl);
30 }
32 sub getopt () {
33         eval q{use Getopt::Long};
34         error($@) if $@;
35         Getopt::Long::Configure('pass_through');
36         GetOptions(
37                 "rss!" => \$config{rss},
38                 "atom!" => \$config{atom},
39                 "allowrss!" => \$config{allowrss},
40                 "allowatom!" => \$config{allowatom},
41                 "pingurl=s" => sub {
42                         push @{$config{pingurl}}, $_[1];
43                 },      
44         );
45 }
47 sub getsetup () {
48         return
49                 plugin => {
50                         safe => 1,
51                         rebuild => undef,
52                         section => "core",
53                 },
54                 rss => {
55                         type => "boolean",
56                         example => 0,
57                         description => "enable rss feeds by default?",
58                         safe => 1,
59                         rebuild => 1,
60                 },
61                 atom => {
62                         type => "boolean",
63                         example => 0,
64                         description => "enable atom feeds by default?",
65                         safe => 1,
66                         rebuild => 1,
67                 },
68                 allowrss => {
69                         type => "boolean",
70                         example => 0,
71                         description => "allow rss feeds to be used?",
72                         safe => 1,
73                         rebuild => 1,
74                 },
75                 allowatom => {
76                         type => "boolean",
77                         example => 0,
78                         description => "allow atom feeds to be used?",
79                         safe => 1,
80                         rebuild => 1,
81                 },
82                 pingurl => {
83                         type => "string",
84                         example => "http://rpc.technorati.com/rpc/ping",
85                         description => "urls to ping (using XML-RPC) on feed update",
86                         safe => 1,
87                         rebuild => 0,
88                 },
89 }
91 sub checkconfig () {
92         if (($config{rss} || $config{atom}) && ! length $config{url}) {
93                 error(gettext("Must specify url to wiki with --url when using --rss or --atom"));
94         }
95         if ($config{rss}) {
96                 push @{$config{wiki_file_prune_regexps}}, qr/\.rss$/;
97         }
98         if ($config{atom}) {
99                 push @{$config{wiki_file_prune_regexps}}, qr/\.atom$/;
100         }
101         if (! exists $config{pingurl}) {
102                 $config{pingurl}=[];
103         }
106 sub format (@) {
107         my %params=@_;
109         # Fill in the inline content generated earlier. This is actually an
110         # optimisation.
111         $params{content}=~s{<div class="inline" id="([^"]+)"></div>}{
112                 delete @inline[$1,]
113         }eg;
114         return $params{content};
117 sub sessioncgi ($$) {
118         my $q=shift;
119         my $session=shift;
121         if ($q->param('do') eq 'blog') {
122                 my $page=titlepage(decode_utf8(scalar $q->param('title')));
123                 $page=~s/(\/)/"__".ord($1)."__"/eg; # don't create subdirs
124                 # if the page already exists, munge it to be unique
125                 my $from=$q->param('from');
126                 my $add="";
127                 while (exists $IkiWiki::pagecase{lc($from."/".$page.$add)}) {
128                         $add=1 unless length $add;
129                         $add++;
130                 }
131                 $q->param('page', "/$from/$page$add");
132                 # now go create the page
133                 $q->param('do', 'create');
134                 # make sure the editpage plugin is loaded
135                 if (IkiWiki->can("cgi_editpage")) {
136                         IkiWiki::cgi_editpage($q, $session);
137                 }
138                 else {
139                         error(gettext("page editing not allowed"));
140                 }
141                 exit;
142         }
145 # Back to ikiwiki namespace for the rest, this code is very much
146 # internal to ikiwiki even though it's separated into a plugin.
147 package IkiWiki;
149 my %toping;
150 my %feedlinks;
152 sub preprocess_inline (@) {
153         my %params=@_;
154         
155         if (! exists $params{pages} && ! exists $params{pagenames}) {
156                 error gettext("missing pages parameter");
157         }
159         if (! defined wantarray) {
160                 # Running in scan mode: only do the essentials
162                 if (yesno($params{trail}) && IkiWiki::Plugin::trail->can("preprocess_trailitems")) {
163                         # default to sorting by age with fallback to title,
164                         # the same as inline itself, but let the params
165                         # override that
166                         IkiWiki::Plugin::trail::preprocess_trailitems(sort => 'age title', %params);
167                 }
169                 return;
170         }
172         if (yesno($params{trail}) && IkiWiki::Plugin::trail->can("preprocess_trailitems")) {
173                 scalar IkiWiki::Plugin::trail::preprocess_trailitems(sort => 'age title', %params);
174         }
176         my $raw=yesno($params{raw});
177         my $archive=yesno($params{archive});
178         my $rss=(($config{rss} || $config{allowrss}) && exists $params{rss}) ? yesno($params{rss}) : $config{rss};
179         my $atom=(($config{atom} || $config{allowatom}) && exists $params{atom}) ? yesno($params{atom}) : $config{atom};
180         my $quick=exists $params{quick} ? yesno($params{quick}) : 0;
181         my $feeds=exists $params{feeds} ? yesno($params{feeds}) : !$quick && ! $raw;
182         my $emptyfeeds=exists $params{emptyfeeds} ? yesno($params{emptyfeeds}) : 1;
183         my $feedonly=yesno($params{feedonly});
185         # Backwards compatibility
186         if (defined $params{show} && $params{show} =~ m/^-?\d+$/) {
187                 $params{limit} = $params{show};
188                 delete $params{show};
189         }
190         if (defined $params{feedshow} && $params{feedshow} =~ m/^\d+$/) {
191                 $params{feedlimit} = $params{feedshow};
192                 delete $params{feedshow};
193         }
195         if (! exists $params{limit} && ! $archive) {
196                 $params{limit}=10;
197         }
198         if (! exists $params{feedlimit} && exists $params{limit}) {
199                 $params{feedlimit}=$params{limit};
200         }
201         my $title;
202         if (exists $params{title}) {
203                 $title = $params{title};
204         }
205         else {
206                 $title = $params{page} ne "index" ? pagetitle($params{page}) : $config{wikiname};
207         }
208         my $desc;
209         if (exists $params{description}) {
210                 $desc = $params{description} 
211         }
212         else {
213                 $desc = $config{wikiname};
214         }
215         my $actions=yesno($params{actions});
216         if (exists $params{template}) {
217                 $params{template}=~s/[^-_a-zA-Z0-9]+//g;
218         }
219         else {
220                 $params{template} = $archive ? "archivepage" : "inlinepage";
221         }
223         my @list;
225         if (exists $params{pagenames}) {
226                 foreach my $p (qw(sort pages)) {
227                         if (exists $params{$p}) {
228                                 error sprintf(gettext("the %s and %s parameters cannot be used together"),
229                                         "pagenames", $p);
230                         }
231                 }
233                 @list = split ' ', $params{pagenames};
235                 if (yesno($params{reverse})) {
236                         @list=reverse(@list);
237                 }
239                 foreach my $p (@list) {
240                         add_depends($params{page}, $p, deptype($quick ? "presence" : "content"));
241                 }
243                 @list = grep { exists $pagesources{$_} } @list;
244         }
245         else {
246                 my $num=0;
247                 if ($params{limit}) {
248                         $num=$params{limit};
249                 }
250                 if ($params{feedlimit} && $num < $params{feedlimit} && $num > 0) {
251                         $num=$params{feedlimit};
252                 }
253                 if ($params{skip} && $num) {
254                         $num+=$params{skip};
255                 }
257                 @list = pagespec_match_list($params{page}, $params{pages},
258                         deptype => deptype($quick ? "presence" : "content"),
259                         filter => sub { $_[0] eq $params{page} },
260                         sort => exists $params{sort} ? $params{sort} : "age title",
261                         reverse => yesno($params{reverse}),
262                         ($num ? (num => $num) : ()),
263                 );
264         }
266         if (exists $params{skip}) {
267                 @list=@list[$params{skip} .. $#list];
268         }
269         
270         my @feedlist;
271         if ($feeds) {
272                 if (exists $params{feedlimit} &&
273                     $params{feedlimit} && @list > $params{feedlimit}) {
274                         @feedlist=@list[0..$params{feedlimit} - 1];
275                 }
276                 else {
277                         @feedlist=@list;
278                 }
279         }
280         
281         if ($params{limit} && @list > $params{limit}) {
282                 @list=@list[0..$params{limit} - 1];
283         }
285         if ($feeds && exists $params{feedpages}) {
286                 @feedlist = pagespec_match_list(
287                         $params{page}, "($params{pages}) and ($params{feedpages})",
288                         deptype => deptype($quick ? "presence" : "content"),
289                         list => \@feedlist,
290                 );
291         }
293         my ($feedbase, $feednum);
294         if ($feeds) {
295                 # Ensure that multiple feeds on a page go to unique files.
296                 
297                 # Feedfile can lead to conflicts if usedirs is not enabled,
298                 # so avoid supporting it in that case.
299                 delete $params{feedfile} if ! $config{usedirs};
300                 # Tight limits on legal feedfiles, to avoid security issues
301                 # and conflicts.
302                 if (defined $params{feedfile}) {
303                         if ($params{feedfile} =~ /\// ||
304                             $params{feedfile} !~ /$config{wiki_file_regexp}/) {
305                                 error("illegal feedfile");
306                         }
307                         $params{feedfile}=possibly_foolish_untaint($params{feedfile});
308                 }
309                 $feedbase=targetpage($params{page}, "", $params{feedfile});
311                 my $feedid=join("\0", $feedbase, map { $_."\0".$params{$_} } sort keys %params);
312                 if (exists $knownfeeds{$feedid}) {
313                         $feednum=$knownfeeds{$feedid};
314                 }
315                 else {
316                         if (exists $page_numfeeds{$params{destpage}}{$feedbase}) {
317                                 if ($feeds) {
318                                         $feednum=$knownfeeds{$feedid}=++$page_numfeeds{$params{destpage}}{$feedbase};
319                                 }
320                         }
321                         else {
322                                 $feednum=$knownfeeds{$feedid}="";
323                                 if ($feeds) {
324                                         $page_numfeeds{$params{destpage}}{$feedbase}=1;
325                                 }
326                         }
327                 }
328         }
330         my ($rssurl, $atomurl, $rssdesc, $atomdesc);
331         if ($feeds) {
332                 if ($rss) {
333                         $rssurl=abs2rel($feedbase."rss".$feednum, dirname(htmlpage($params{destpage})));
334                         $rssdesc = sprintf(gettext("%s (RSS feed)"), $desc);
335                 }
336                 if ($atom) {
337                         $atomurl=abs2rel($feedbase."atom".$feednum, dirname(htmlpage($params{destpage})));
338                         $atomdesc = sprintf(gettext("%s (Atom feed)"), $desc);
339                 }
340         }
342         my $ret="";
344         my $postform = (exists $params{rootpage});
345         if (exists $params{postform}) {
346                 $postform = yesno($params{postform});
347         }
349         if (length $config{cgiurl} && ! $params{preview} && $postform &&
350             IkiWiki->can("cgi_editpage")) {
351                 # Add a blog post form, with feed buttons.
352                 my $formtemplate=template_depends("blogpost.tmpl", $params{page}, blind_cache => 1);
353                 $formtemplate->param(cgiurl => IkiWiki::cgiurl());
354                 $formtemplate->param(rootpage => rootpage(%params));
355                 if ($feeds) {
356                         if ($rss) {
357                                 $formtemplate->param(rssurl => $rssurl);
358                                 $formtemplate->param(rssdesc => $rssdesc);
359                         }
360                         if ($atom) {
361                                 $formtemplate->param(atomurl => $atomurl);
362                                 $formtemplate->param(atomdesc => $atomdesc);
363                         }
364                 }
365                 if (exists $params{postformtext}) {
366                         $formtemplate->param(postformtext =>
367                                 $params{postformtext});
368                 }
369                 else {
370                         $formtemplate->param(postformtext =>
371                                 gettext("Add a new post titled:"));
372                 }
373                 if (exists $params{id}) {
374                         $formtemplate->param(postformid =>
375                                 $params{id});
376                 }
377                 $ret.=$formtemplate->output;
378                 
379                 # The post form includes the feed buttons, so
380                 # emptyfeeds cannot be hidden.
381                 $emptyfeeds=1;
382         }
383         elsif ($feeds && !$params{preview} && ($emptyfeeds || @feedlist)) {
384                 # Add feed buttons.
385                 my $linktemplate=template_depends("feedlink.tmpl", $params{page}, blind_cache => 1);
386                 if ($rss) {
387                         $linktemplate->param(rssurl => $rssurl);
388                         $linktemplate->param(rssdesc => $rssdesc);
389                 }
390                 if ($atom) {
391                         $linktemplate->param(atomurl => $atomurl);
392                         $linktemplate->param(atomdesc => $atomdesc);
393                 }
394                 if (exists $params{id}) {
395                         $linktemplate->param(id => $params{id});
396                 }
397                 $ret.=$linktemplate->output;
398         }
399         
400         if (! $feedonly) {
401                 my $template;
402                 if (! $raw) {
403                         # cannot use wiki pages as templates; template not sanitized due to
404                         # format hook hack
405                         eval {
406                                 $template=template_depends($params{template}.".tmpl", $params{page},
407                                         blind_cache => 1);
408                         };
409                         if ($@) {
410                                 # gettext can clobber $@
411                                 my $error = $@;
412                                 error sprintf(gettext("failed to process template %s"), $params{template}.".tmpl").": $error";
413                         }
414                 }
415                 my $needcontent=$raw || (!($archive && $quick) && $template->query(name => 'content'));
416         
417                 foreach my $page (@list) {
418                         my $file = $pagesources{$page};
419                         my $type = pagetype($file);
420                         if (! $raw) {
421                                 if ($needcontent) {
422                                         # Get the content before populating the
423                                         # template, since getting the content uses
424                                         # the same template if inlines are nested.
425                                         my $content=get_inline_content($page, $params{destpage});
426                                         $template->param(content => $content);
427                                 }
428                                 $template->param(pageurl => urlto($page, $params{destpage}));
429                                 $template->param(inlinepage => $page);
430                                 $template->param(title => pagetitle(basename($page)));
431                                 $template->param(ctime => displaytime($pagectime{$page}, $params{timeformat}, 1));
432                                 $template->param(mtime => displaytime($pagemtime{$page}, $params{timeformat}));
433                                 $template->param(first => 1) if $page eq $list[0];
434                                 $template->param(last => 1) if $page eq $list[$#list];
435                                 $template->param(html5 => $config{html5});
436         
437                                 if ($actions) {
438                                         my $file = $pagesources{$page};
439                                         my $type = pagetype($file);
440                                         if ($config{discussion}) {
441                                                 if ($page !~ /.*\/\Q$config{discussionpage}\E$/i &&
442                                                     (length $config{cgiurl} ||
443                                                      exists $pagesources{$page."/".lc($config{discussionpage})})) {
444                                                         $template->param(have_actions => 1);
445                                                         $template->param(discussionlink =>
446                                                                 htmllink($page,
447                                                                         $params{destpage},
448                                                                         $config{discussionpage},
449                                                                         noimageinline => 1,
450                                                                         forcesubpage => 1));
451                                                 }
452                                         }
453                                         if (length $config{cgiurl} &&
454                                             defined $type &&
455                                             IkiWiki->can("cgi_editpage")) {
456                                                 $template->param(have_actions => 1);
457                                                 $template->param(editurl => cgiurl(do => "edit", page => $page));
459                                         }
460                                 }
461         
462                                 run_hooks(pagetemplate => sub {
463                                         shift->(page => $page, destpage => $params{destpage},
464                                                 template => $template,);
465                                 });
466         
467                                 $ret.=$template->output;
468                                 $template->clear_params;
469                         }
470                         else {
471                                 if (defined $type) {
472                                         $ret.="\n".
473                                               linkify($page, $params{destpage},
474                                               preprocess($page, $params{destpage},
475                                               filter($page, $params{destpage},
476                                               readfile(srcfile($file)))));
477                                 }
478                                 else {
479                                         $ret.="\n".
480                                               readfile(srcfile($file));
481                                 }
482                         }
483                 }
484         }
485         
486         if ($feeds && ($emptyfeeds || @feedlist)) {
487                 if ($rss) {
488                         my $rssp=$feedbase."rss".$feednum;
489                         will_render($params{destpage}, $rssp);
490                         if (! $params{preview}) {
491                                 writefile($rssp, $config{destdir},
492                                         genfeed("rss",
493                                                 $config{url}."/".$rssp, $title, $desc, $params{guid}, $params{page}, @feedlist));
494                                 $toping{$params{destpage}}=1 unless $config{rebuild};
495                                 $feedlinks{$params{destpage}}.=qq{<link rel="alternate" type="application/rss+xml" title="$rssdesc" href="$rssurl" />};
496                         }
497                 }
498                 if ($atom) {
499                         my $atomp=$feedbase."atom".$feednum;
500                         will_render($params{destpage}, $atomp);
501                         if (! $params{preview}) {
502                                 writefile($atomp, $config{destdir},
503                                         genfeed("atom", $config{url}."/".$atomp, $title, $desc, $params{guid}, $params{page}, @feedlist));
504                                 $toping{$params{destpage}}=1 unless $config{rebuild};
505                                 $feedlinks{$params{destpage}}.=qq{<link rel="alternate" type="application/atom+xml" title="$atomdesc" href="$atomurl" />};
506                         }
507                 }
508         }
509         
510         clear_inline_content_cache();
512         return $ret if $raw || $nested;
513         push @inline, $ret;
514         return "<div class=\"inline\" id=\"$#inline\"></div>\n\n";
517 sub pagetemplate_inline (@) {
518         my %params=@_;
519         my $page=$params{page};
520         my $template=$params{template};
522         $template->param(feedlinks => $feedlinks{$page})
523                 if exists $feedlinks{$page} && $template->query(name => "feedlinks");
527 my %inline_content;
528 my $cached_destpage="";
530 sub get_inline_content ($$) {
531         my $page=shift;
532         my $destpage=shift;
533         
534         if (exists $inline_content{$page} && $cached_destpage eq $destpage) {
535                 return $inline_content{$page};
536         }
538         my $file=$pagesources{$page};
539         my $type=pagetype($file);
540         my $ret="";
541         if (defined $type) {
542                 $nested++;
543                 $ret=htmlize($page, $destpage, $type,
544                        linkify($page, $destpage,
545                        preprocess($page, $destpage,
546                        filter($page, $destpage,
547                        readfile(srcfile($file))))));
548                 $nested--;
549                 if (isinternal($page)) {
550                         # make inlined text of internal pages searchable
551                         run_hooks(indexhtml => sub {
552                                 shift->(page => $page, destpage => $destpage,
553                                         content => $ret);
554                         });
555                 }
556         }
557         
558         if ($cached_destpage ne $destpage) {
559                 clear_inline_content_cache();
560                 $cached_destpage=$destpage;
561         }
562         return $inline_content{$page}=$ret;
565 sub clear_inline_content_cache () {
566         %inline_content=();
571 sub date_822 ($) {
572         my $time=shift;
574         my $lc_time=POSIX::setlocale(&POSIX::LC_TIME);
575         POSIX::setlocale(&POSIX::LC_TIME, "C");
576         my $ret=POSIX::strftime("%a, %d %b %Y %H:%M:%S %z", localtime($time));
577         POSIX::setlocale(&POSIX::LC_TIME, $lc_time);
578         return $ret;
581 sub absolute_urls ($$) {
582         # needed because rss sucks
583         my $html=shift;
584         my $baseurl=shift;
586         my $url=$baseurl;
587         $url=~s/[^\/]+$//;
588         my $urltop; # calculated if needed
590         my $ret="";
592         eval q{use HTML::Parser; use HTML::Tagset};
593         die $@ if $@;
594         my $p = HTML::Parser->new(api_version => 3);
595         $p->handler(default => sub { $ret.=join("", @_) }, "text");
596         $p->handler(start => sub {
597                 my ($tagname, $pos, $text) = @_;
598                 if (ref $HTML::Tagset::linkElements{$tagname}) {
599                         while (4 <= @$pos) {
600                                 # use attribute sets from right to left
601                                 # to avoid invalidating the offsets
602                                 # when replacing the values
603                                 my ($k_offset, $k_len, $v_offset, $v_len) =
604                                         splice(@$pos, -4);
605                                 my $attrname = lc(substr($text, $k_offset, $k_len));
606                                 next unless grep { $_ eq $attrname } @{$HTML::Tagset::linkElements{$tagname}};
607                                 next unless $v_offset; # 0 v_offset means no value
608                                 my $v = substr($text, $v_offset, $v_len);
609                                 $v =~ s/^([\'\"])(.*)\1$/$2/;
610                                 eval q{use HTML::Entities};
611                                 my $dv = decode_entities($v);
612                                 if ($dv=~/^#/) {
613                                         $v=$baseurl.$v; # anchor
614                                 }
615                                 elsif ($dv=~/^(?!\w+:)[^\/]/) {
616                                         $v=URI->new_abs($v, $url)->canonical; # relative url
617                                 }
618                                 elsif ($dv=~/^\//) {
619                                         if (! defined $urltop) {
620                                                 # what is the non path part of the url?
621                                                 my $top_uri = URI->new($url);
622                                                 $top_uri->path_query(""); # reset the path
623                                                 $urltop = $top_uri->as_string;
624                                         }
625                                         $v=$urltop.$v; # url relative to top of site
626                                 }
627                                 $v =~ s/\"/&quot;/g; # since we quote with ""
628                                 substr($text, $v_offset, $v_len) = qq("$v");
629                         }
630                 }
631                 $ret.=$text;
632         }, "tagname, tokenpos, text");
633         $p->parse($html);
634         $p->eof;
636         return $ret;
639 sub genenclosure {
640         my $itemtemplate=shift;
641         my $url=shift;
642         my $file=shift;
644         return unless $itemtemplate->query(name => "enclosure");
646         my $size=(srcfile_stat($file))[8];
647         my $mime="unknown";
648         eval q{use File::MimeInfo};
649         if (! $@) {
650                 $mime = mimetype($file);
651         }
652         $itemtemplate->param(
653                 enclosure => $url,
654                 type => $mime,
655                 length => $size,
656         );
659 sub genfeed ($$$$$@) {
660         my $feedtype=shift;
661         my $feedurl=shift;
662         my $feedtitle=shift;
663         my $feeddesc=shift;
664         my $guid=shift;
665         my $page=shift;
666         my @pages=@_;
667         
668         my $url=URI->new(encode_utf8(urlto($page,"",1)));
669         
670         my $itemtemplate=template_depends($feedtype."item.tmpl", $page, blind_cache => 1);
671         my $content="";
672         my $lasttime = 0;
673         foreach my $p (@pages) {
674                 my $u=URI->new(encode_utf8(urlto($p, "", 1)));
675                 my $pcontent = absolute_urls(get_inline_content($p, $page), $url);
676                 my $fancy_enclosure_seen = 0;
678                 $itemtemplate->param(
679                         title => pagetitle(basename($p)),
680                         url => $u,
681                         permalink => $u,
682                         cdate_822 => date_822($pagectime{$p}),
683                         mdate_822 => date_822($pagemtime{$p}),
684                         cdate_3339 => date_3339($pagectime{$p}),
685                         mdate_3339 => date_3339($pagemtime{$p}),
686                 );
688                 if (exists $pagestate{$p}) {
689                         if (exists $pagestate{$p}{meta}{guid}) {
690                                 eval q{use HTML::Entities};
691                                 $itemtemplate->param(guid => HTML::Entities::encode_numeric($pagestate{$p}{meta}{guid}));
692                         }
694                         if (exists $pagestate{$p}{meta}{updated}) {
695                                 $itemtemplate->param(mdate_822 => date_822($pagestate{$p}{meta}{updated}));
696                                 $itemtemplate->param(mdate_3339 => date_3339($pagestate{$p}{meta}{updated}));
697                         }
699                         if (exists $pagestate{$p}{meta}{enclosure}) {
700                                 my $absurl = $pagestate{$p}{meta}{enclosure};
701                                 my $file = $pagestate{$p}{meta}{enclosurefile};
702                                 genenclosure($itemtemplate, $absurl, $file);
703                                 $fancy_enclosure_seen = 1;
704                         }
705                 }
707                 my $file=$pagesources{$p};
708                 unless ($fancy_enclosure_seen || defined(pagetype($file))) {
709                         genenclosure($itemtemplate, $u, $file);
710                         $itemtemplate->param(simplepodcast => 1);
711                 }
713                 $itemtemplate->param(content => $pcontent);
715                 run_hooks(pagetemplate => sub {
716                         shift->(page => $p, destpage => $page,
717                                 template => $itemtemplate);
718                 });
720                 $content.=$itemtemplate->output;
721                 $itemtemplate->clear_params;
723                 $lasttime = $pagemtime{$p} if $pagemtime{$p} > $lasttime;
724         }
726         my $template=template_depends($feedtype."page.tmpl", $page, blind_cache => 1);
727         $template->param(
728                 wants_absolute_urls => 1,
729                 title => $feedtitle,
730                 wikiname => $config{wikiname},
731                 pageurl => $url,
732                 content => $content,
733                 feeddesc => $feeddesc,
734                 guid => $guid,
735                 feeddate => date_3339($lasttime),
736                 feeddate_822 => date_822($lasttime),
737                 feedurl => $feedurl,
738         );
739         run_hooks(pagetemplate => sub {
740                 shift->(page => $page, destpage => $page,
741                         template => $template);
742         });
743         
744         return $template->output;
747 sub pingurl (@) {
748         return unless @{$config{pingurl}} && %toping;
750         eval q{require RPC::XML::Client};
751         if ($@) {
752                 debug(gettext("RPC::XML::Client not found, not pinging"));
753                 return;
754         }
756         # daemonize here so slow pings don't slow down wiki updates
757         defined(my $pid = fork) or error("Can't fork: $!");
758         return if $pid;
759         chdir '/';
760         POSIX::setsid() or error("Can't start a new session: $!");
761         open STDIN, '/dev/null';
762         open STDOUT, '>/dev/null';
763         open STDERR, '>&STDOUT' or error("Can't dup stdout: $!");
765         # Don't need to keep a lock on the wiki as a daemon.
766         IkiWiki::unlockwiki();
768         foreach my $page (keys %toping) {
769                 my $title=pagetitle(basename($page), 0);
770                 my $url=urlto($page, "", 1);
771                 foreach my $pingurl (@{$config{pingurl}}) {
772                         debug("Pinging $pingurl for $page");
773                         eval {
774                                 my $client = RPC::XML::Client->new($pingurl);
775                                 my $req = RPC::XML::request->new('weblogUpdates.ping',
776                                         $title, $url);
777                                 my $res = $client->send_request($req);
778                                 if (! ref $res) {
779                                         error("Did not receive response to ping");
780                                 }
781                                 my $r=$res->value;
782                                 if (! exists $r->{flerror} || $r->{flerror}) {
783                                         error("Ping rejected: ".(exists $r->{message} ? $r->{message} : "[unknown reason]"));
784                                 }
785                         };
786                         if ($@) {
787                                 error "Ping failed: $@";
788                         }
789                 }
790         }
792         exit 0; # daemon done
796 sub rootpage (@) {
797         my %params=@_;
799         my $rootpage;
800         if (exists $params{rootpage}) {
801                 $rootpage=bestlink($params{page}, $params{rootpage});
802                 if (!length $rootpage) {
803                         $rootpage=$params{rootpage};
804                 }
805         }
806         else {
807                 $rootpage=$params{page};
808         }
809         return $rootpage;