]> git.vanrenterghem.biz Git - git.ikiwiki.info.git/blobdiff - IkiWiki/Plugin/inline.pm
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[git.ikiwiki.info.git] / IkiWiki / Plugin / inline.pm
index 802fae93a4a68a73850c8c79721f401698a5261a..a85cd5d2f5f6ec09967a351edb9e54cd0610e9fa 100644 (file)
@@ -5,7 +5,7 @@ package IkiWiki::Plugin::inline;
 use warnings;
 use strict;
 use Encode;
-use IkiWiki 2.00;
+use IkiWiki 3.00;
 use URI;
 
 my %knownfeeds;
@@ -13,24 +13,23 @@ my %page_numfeeds;
 my @inline;
 my $nested=0;
 
-sub import { #{{{
+sub import {
        hook(type => "getopt", id => "inline", call => \&getopt);
+       hook(type => "getsetup", id => "inline", call => \&getsetup);
        hook(type => "checkconfig", id => "inline", call => \&checkconfig);
        hook(type => "sessioncgi", id => "inline", call => \&sessioncgi);
        hook(type => "preprocess", id => "inline", 
-               call => \&IkiWiki::preprocess_inline);
+               call => \&IkiWiki::preprocess_inline, scan => 1);
        hook(type => "pagetemplate", id => "inline",
                call => \&IkiWiki::pagetemplate_inline);
-       hook(type => "format", id => "inline", call => \&format);
+       hook(type => "format", id => "inline", call => \&format, first => 1);
        # Hook to change to do pinging since it's called late.
        # This ensures each page only pings once and prevents slow
        # pings interrupting page builds.
-       hook(type => "change", id => "inline", 
-               call => \&IkiWiki::pingurl);
-
-} # }}}
+       hook(type => "rendered", id => "inline", call => \&IkiWiki::pingurl);
+}
 
-sub getopt () { #{{{
+sub getopt () {
        eval q{use Getopt::Long};
        error($@) if $@;
        Getopt::Long::Configure('pass_through');
@@ -39,10 +38,57 @@ sub getopt () { #{{{
                "atom!" => \$config{atom},
                "allowrss!" => \$config{allowrss},
                "allowatom!" => \$config{allowatom},
+               "pingurl=s" => sub {
+                       push @{$config{pingurl}}, $_[1];
+               },      
        );
 }
 
-sub checkconfig () { #{{{
+sub getsetup () {
+       return
+               plugin => {
+                       safe => 1,
+                       rebuild => undef,
+                       section => "core",
+               },
+               rss => {
+                       type => "boolean",
+                       example => 0,
+                       description => "enable rss feeds by default?",
+                       safe => 1,
+                       rebuild => 1,
+               },
+               atom => {
+                       type => "boolean",
+                       example => 0,
+                       description => "enable atom feeds by default?",
+                       safe => 1,
+                       rebuild => 1,
+               },
+               allowrss => {
+                       type => "boolean",
+                       example => 0,
+                       description => "allow rss feeds to be used?",
+                       safe => 1,
+                       rebuild => 1,
+               },
+               allowatom => {
+                       type => "boolean",
+                       example => 0,
+                       description => "allow atom feeds to be used?",
+                       safe => 1,
+                       rebuild => 1,
+               },
+               pingurl => {
+                       type => "string",
+                       example => "http://rpc.technorati.com/rpc/ping",
+                       description => "urls to ping (using XML-RPC) on feed update",
+                       safe => 1,
+                       rebuild => 0,
+               },
+}
+
+sub checkconfig () {
        if (($config{rss} || $config{atom}) && ! length $config{url}) {
                error(gettext("Must specify url to wiki with --url when using --rss or --atom"));
        }
@@ -52,10 +98,13 @@ sub checkconfig () { #{{{
        if ($config{atom}) {
                push @{$config{wiki_file_prune_regexps}}, qr/\.atom$/;
        }
-} #}}}
+       if (! exists $config{pingurl}) {
+               $config{pingurl}=[];
+       }
+}
 
-sub format (@) { #{{{
-        my %params=@_;
+sub format (@) {
+       my %params=@_;
 
        # Fill in the inline content generated earlier. This is actually an
        # optimisation.
@@ -63,15 +112,18 @@ sub format (@) { #{{{
                delete @inline[$1,]
        }eg;
        return $params{content};
-} #}}}
+}
 
-sub sessioncgi () { #{{{
+sub sessioncgi ($$) {
        my $q=shift;
        my $session=shift;
 
        if ($q->param('do') eq 'blog') {
-               my $page=IkiWiki::titlepage(decode_utf8($q->param('title')));
+               my $page=titlepage(decode_utf8(scalar $q->param('title')));
                $page=~s/(\/)/"__".ord($1)."__"/eg; # don't create subdirs
+               if (! length $page) {
+                       error(gettext("please enter a page title"));
+               }
                # if the page already exists, munge it to be unique
                my $from=$q->param('from');
                my $add="";
@@ -79,10 +131,16 @@ sub sessioncgi () { #{{{
                        $add=1 unless length $add;
                        $add++;
                }
-               $q->param('page', $page.$add);
+               $q->param('page', "/$from/$page$add");
                # now go create the page
                $q->param('do', 'create');
-               IkiWiki::cgi_editpage($q, $session);
+               # make sure the editpage plugin is loaded
+               if (IkiWiki->can("cgi_editpage")) {
+                       IkiWiki::cgi_editpage($q, $session);
+               }
+               else {
+                       error(gettext("page editing not allowed"));
+               }
                exit;
        }
 }
@@ -94,24 +152,61 @@ package IkiWiki;
 my %toping;
 my %feedlinks;
 
-sub preprocess_inline (@) { #{{{
+sub preprocess_inline (@) {
        my %params=@_;
        
-       if (! exists $params{pages}) {
-               return "[[inline ".gettext("missing pages parameter")."]]";
+       if (! exists $params{pages} && ! exists $params{pagenames}) {
+               error gettext("missing pages parameter");
+       }
+
+       if (! defined wantarray) {
+               # Running in scan mode: only do the essentials
+
+               if (yesno($params{trail}) && IkiWiki::Plugin::trail->can("preprocess_trailitems")) {
+                       # default to sorting by age with fallback to title,
+                       # the same as inline itself, but let the params
+                       # override that
+                       IkiWiki::Plugin::trail::preprocess_trailitems(sort => 'age title', %params);
+               }
+
+               return;
        }
+
+       if (yesno($params{trail}) && IkiWiki::Plugin::trail->can("preprocess_trailitems")) {
+               scalar IkiWiki::Plugin::trail::preprocess_trailitems(sort => 'age title', %params);
+       }
+
        my $raw=yesno($params{raw});
        my $archive=yesno($params{archive});
        my $rss=(($config{rss} || $config{allowrss}) && exists $params{rss}) ? yesno($params{rss}) : $config{rss};
        my $atom=(($config{atom} || $config{allowatom}) && exists $params{atom}) ? yesno($params{atom}) : $config{atom};
        my $quick=exists $params{quick} ? yesno($params{quick}) : 0;
-       my $feeds=exists $params{feeds} ? yesno($params{feeds}) : !$quick;
+       my $feeds=exists $params{feeds} ? yesno($params{feeds}) : !$quick && ! $raw;
+       my $emptyfeeds=exists $params{emptyfeeds} ? yesno($params{emptyfeeds}) : 1;
        my $feedonly=yesno($params{feedonly});
-       if (! exists $params{show} && ! $archive) {
-               $params{show}=10;
+
+       # Backwards compatibility
+       if (defined $params{show} && $params{show} =~ m/^-?\d+$/) {
+               $params{limit} = $params{show};
+               delete $params{show};
+       }
+       if (defined $params{feedshow} && $params{feedshow} =~ m/^\d+$/) {
+               $params{feedlimit} = $params{feedshow};
+               delete $params{feedshow};
+       }
+
+       if (! exists $params{limit} && ! $archive) {
+               $params{limit}=10;
+       }
+       if (! exists $params{feedlimit} && exists $params{limit}) {
+               $params{feedlimit}=$params{limit};
+       }
+       my $title;
+       if (exists $params{title}) {
+               $title = $params{title};
        }
-       if (! exists $params{feedshow} && exists $params{show}) {
-               $params{feedshow}=$params{show};
+       else {
+               $title = $params{page} ne "index" ? pagetitle($params{page}) : $config{wikiname};
        }
        my $desc;
        if (exists $params{description}) {
@@ -129,88 +224,147 @@ sub preprocess_inline (@) { #{{{
        }
 
        my @list;
-       foreach my $page (keys %pagesources) {
-               next if $page eq $params{page};
-               if (pagespec_match($page, $params{pages}, location => $params{page})) {
-                       push @list, $page;
+
+       if (exists $params{pagenames}) {
+               foreach my $p (qw(sort pages)) {
+                       if (exists $params{$p}) {
+                               error sprintf(gettext("the %s and %s parameters cannot be used together"),
+                                       "pagenames", $p);
+                       }
                }
-       }
 
-       if (exists $params{sort} && $params{sort} eq 'title') {
-               @list=sort @list;
-       }
-       elsif (exists $params{sort} && $params{sort} eq 'mtime') {
-               @list=sort { $pagemtime{$b} <=> $pagemtime{$a} } @list;
-       }
-       elsif (! exists $params{sort} || $params{sort} eq 'age') {
-               @list=sort { $pagectime{$b} <=> $pagectime{$a} } @list;
+               @list = split ' ', $params{pagenames};
+
+               if (yesno($params{reverse})) {
+                       @list=reverse(@list);
+               }
+
+               foreach my $p (@list) {
+                       add_depends($params{page}, $p, deptype($quick ? "presence" : "content"));
+               }
+
+               @list = grep { exists $pagesources{$_} } @list;
        }
        else {
-               return sprintf(gettext("unknown sort type %s"), $params{sort});
-       }
+               my $num=0;
+               if ($params{limit}) {
+                       $num=$params{limit};
+               }
+               if ($params{feedlimit} && $num < $params{feedlimit} && $num > 0) {
+                       $num=$params{feedlimit};
+               }
+               if ($params{skip} && $num) {
+                       $num+=$params{skip};
+               }
 
-       if (yesno($params{reverse})) {
-               @list=reverse(@list);
+               @list = pagespec_match_list($params{page}, $params{pages},
+                       deptype => deptype($quick ? "presence" : "content"),
+                       filter => sub { $_[0] eq $params{page} },
+                       sort => exists $params{sort} ? $params{sort} : "age title",
+                       reverse => yesno($params{reverse}),
+                       ($num ? (num => $num) : ()),
+               );
        }
 
        if (exists $params{skip}) {
-               @list=@list[$params{skip} .. scalar @list - 1];
+               @list=@list[$params{skip} .. $#list];
        }
        
        my @feedlist;
        if ($feeds) {
-               if (exists $params{feedshow} &&
-                   $params{feedshow} && @list > $params{feedshow}) {
-                       @feedlist=@list[0..$params{feedshow} - 1];
+               if (exists $params{feedlimit} &&
+                   $params{feedlimit} && @list > $params{feedlimit}) {
+                       @feedlist=@list[0..$params{feedlimit} - 1];
                }
                else {
                        @feedlist=@list;
                }
        }
        
-       if ($params{show} && @list > $params{show}) {
-               @list=@list[0..$params{show} - 1];
+       if ($params{limit} && @list > $params{limit}) {
+               @list=@list[0..$params{limit} - 1];
        }
 
-       add_depends($params{page}, $params{pages});
-       # Explicitly add all currently displayed pages as dependencies, so
-       # that if they are removed or otherwise changed, the inline will be
-       # sure to be updated.
-       add_depends($params{page}, join(" or ", $#list >= $#feedlist ? @list : @feedlist));
-
-       my $feednum="";
-
-       my $feedid=join("\0", map { $_."\0".$params{$_} } sort keys %params);
-       if (exists $knownfeeds{$feedid}) {
-               $feednum=$knownfeeds{$feedid};
+       if ($feeds && exists $params{feedpages}) {
+               @feedlist = pagespec_match_list(
+                       $params{page}, "($params{pages}) and ($params{feedpages})",
+                       deptype => deptype($quick ? "presence" : "content"),
+                       list => \@feedlist,
+               );
        }
-       else {
-               if (exists $page_numfeeds{$params{destpage}}) {
-                       if ($feeds) {
-                               $feednum=$knownfeeds{$feedid}=++$page_numfeeds{$params{destpage}};
+
+       my ($feedbase, $feednum);
+       if ($feeds) {
+               # Ensure that multiple feeds on a page go to unique files.
+               
+               # Feedfile can lead to conflicts if usedirs is not enabled,
+               # so avoid supporting it in that case.
+               delete $params{feedfile} if ! $config{usedirs};
+               # Tight limits on legal feedfiles, to avoid security issues
+               # and conflicts.
+               if (defined $params{feedfile}) {
+                       if ($params{feedfile} =~ /\// ||
+                           $params{feedfile} !~ /$config{wiki_file_regexp}/) {
+                               error("illegal feedfile");
                        }
+                       $params{feedfile}=possibly_foolish_untaint($params{feedfile});
+               }
+               $feedbase=targetpage($params{page}, "", $params{feedfile});
+
+               my $feedid=join("\0", $feedbase, map { $_."\0".$params{$_} } sort keys %params);
+               if (exists $knownfeeds{$feedid}) {
+                       $feednum=$knownfeeds{$feedid};
                }
                else {
-                       $feednum=$knownfeeds{$feedid}="";
-                       if ($feeds) {
-                               $page_numfeeds{$params{destpage}}=1;
+                       if (exists $page_numfeeds{$params{destpage}}{$feedbase}) {
+                               if ($feeds) {
+                                       $feednum=$knownfeeds{$feedid}=++$page_numfeeds{$params{destpage}}{$feedbase};
+                               }
+                       }
+                       else {
+                               $feednum=$knownfeeds{$feedid}="";
+                               if ($feeds) {
+                                       $page_numfeeds{$params{destpage}}{$feedbase}=1;
+                               }
                        }
                }
        }
 
-       my $rssurl=basename(rsspage($params{destpage}).$feednum) if $feeds && $rss;
-       my $atomurl=basename(atompage($params{destpage}).$feednum) if $feeds && $atom;
+       my ($rssurl, $atomurl, $rssdesc, $atomdesc);
+       if ($feeds) {
+               if ($rss) {
+                       $rssurl=abs2rel($feedbase."rss".$feednum, dirname(htmlpage($params{destpage})));
+                       $rssdesc = sprintf(gettext("%s (RSS feed)"), $desc);
+               }
+               if ($atom) {
+                       $atomurl=abs2rel($feedbase."atom".$feednum, dirname(htmlpage($params{destpage})));
+                       $atomdesc = sprintf(gettext("%s (Atom feed)"), $desc);
+               }
+       }
+
        my $ret="";
 
-       if ($config{cgiurl} && ! $params{preview} && (exists $params{rootpage} ||
-                       (exists $params{postform} && yesno($params{postform})))) {
+       my $postform = (exists $params{rootpage});
+       if (exists $params{postform}) {
+               $postform = yesno($params{postform});
+       }
+
+       if (length $config{cgiurl} && ! $params{preview} && $postform &&
+           IkiWiki->can("cgi_editpage")) {
                # Add a blog post form, with feed buttons.
-               my $formtemplate=template("blogpost.tmpl", blind_cache => 1);
-               $formtemplate->param(cgiurl => $config{cgiurl});
-               $formtemplate->param(rootpage => 
-                       exists $params{rootpage} ? $params{rootpage} : $params{page});
-               $formtemplate->param(rssurl => $rssurl) if $feeds && $rss;
-               $formtemplate->param(atomurl => $atomurl) if $feeds && $atom;
+               my $formtemplate=template_depends("blogpost.tmpl", $params{page}, blind_cache => 1);
+               $formtemplate->param(cgiurl => IkiWiki::cgiurl());
+               $formtemplate->param(rootpage => rootpage(%params));
+               if ($feeds) {
+                       if ($rss) {
+                               $formtemplate->param(rssurl => $rssurl);
+                               $formtemplate->param(rssdesc => $rssdesc);
+                       }
+                       if ($atom) {
+                               $formtemplate->param(atomurl => $atomurl);
+                               $formtemplate->param(atomdesc => $atomdesc);
+                       }
+               }
                if (exists $params{postformtext}) {
                        $formtemplate->param(postformtext =>
                                $params{postformtext});
@@ -219,61 +373,92 @@ sub preprocess_inline (@) { #{{{
                        $formtemplate->param(postformtext =>
                                gettext("Add a new post titled:"));
                }
+               if (exists $params{id}) {
+                       $formtemplate->param(postformid =>
+                               $params{id});
+               }
                $ret.=$formtemplate->output;
+               
+               # The post form includes the feed buttons, so
+               # emptyfeeds cannot be hidden.
+               $emptyfeeds=1;
        }
-       elsif ($feeds && !$params{preview}) {
+       elsif ($feeds && !$params{preview} && ($emptyfeeds || @feedlist)) {
                # Add feed buttons.
-               my $linktemplate=template("feedlink.tmpl", blind_cache => 1);
-               $linktemplate->param(rssurl => $rssurl) if $rss;
-               $linktemplate->param(atomurl => $atomurl) if $atom;
+               my $linktemplate=template_depends("feedlink.tmpl", $params{page}, blind_cache => 1);
+               if ($rss) {
+                       $linktemplate->param(rssurl => $rssurl);
+                       $linktemplate->param(rssdesc => $rssdesc);
+               }
+               if ($atom) {
+                       $linktemplate->param(atomurl => $atomurl);
+                       $linktemplate->param(atomdesc => $atomdesc);
+               }
+               if (exists $params{id}) {
+                       $linktemplate->param(id => $params{id});
+               }
                $ret.=$linktemplate->output;
        }
        
        if (! $feedonly) {
-               require HTML::Template;
-               my @params=IkiWiki::template_params($params{template}.".tmpl", blind_cache => 1);
-               if (! @params) {
-                       return sprintf(gettext("nonexistant template %s"), $params{template});
+               my $template;
+               if (! $raw) {
+                       # cannot use wiki pages as templates; template not sanitized due to
+                       # format hook hack
+                       eval {
+                               $template=template_depends($params{template}.".tmpl", $params{page},
+                                       blind_cache => 1);
+                       };
+                       if ($@) {
+                               # gettext can clobber $@
+                               my $error = $@;
+                               error sprintf(gettext("failed to process template %s"), $params{template}.".tmpl").": $error";
+                       }
                }
-               my $template=HTML::Template->new(@params) unless $raw;
+               my $needcontent=$raw || (!($archive && $quick) && $template->query(name => 'content'));
        
                foreach my $page (@list) {
                        my $file = $pagesources{$page};
                        my $type = pagetype($file);
-                       if (! $raw || ($raw && ! defined $type)) {
-                               unless ($archive && $quick) {
+                       if (! $raw) {
+                               if ($needcontent) {
                                        # Get the content before populating the
                                        # template, since getting the content uses
                                        # the same template if inlines are nested.
                                        my $content=get_inline_content($page, $params{destpage});
                                        $template->param(content => $content);
                                }
-                               $template->param(pageurl => urlto(bestlink($params{page}, $page), $params{destpage}));
+                               $template->param(pageurl => urlto($page, $params{destpage}));
+                               $template->param(inlinepage => $page);
                                $template->param(title => pagetitle(basename($page)));
-                               $template->param(ctime => displaytime($pagectime{$page}, $params{timeformat}));
+                               $template->param(ctime => displaytime($pagectime{$page}, $params{timeformat}, 1));
+                               $template->param(mtime => displaytime($pagemtime{$page}, $params{timeformat}));
                                $template->param(first => 1) if $page eq $list[0];
                                $template->param(last => 1) if $page eq $list[$#list];
+                               $template->param(html5 => $config{html5});
        
                                if ($actions) {
                                        my $file = $pagesources{$page};
                                        my $type = pagetype($file);
                                        if ($config{discussion}) {
-                                               my $discussionlink=gettext("discussion");
-                                               if ($page !~ /.*\/\Q$discussionlink\E$/ &&
+                                               if ($page !~ /.*\/\Q$config{discussionpage}\E$/i &&
                                                    (length $config{cgiurl} ||
-                                                    exists $links{$page."/".$discussionlink})) {
+                                                    exists $pagesources{$page."/".lc($config{discussionpage})})) {
                                                        $template->param(have_actions => 1);
                                                        $template->param(discussionlink =>
                                                                htmllink($page,
                                                                        $params{destpage},
-                                                                       gettext("Discussion"),
+                                                                       $config{discussionpage},
                                                                        noimageinline => 1,
                                                                        forcesubpage => 1));
                                                }
                                        }
-                                       if (length $config{cgiurl} && defined $type) {
+                                       if (length $config{cgiurl} &&
+                                           defined $type &&
+                                           IkiWiki->can("cgi_editpage")) {
                                                $template->param(have_actions => 1);
                                                $template->param(editurl => cgiurl(do => "edit", page => $page));
+
                                        }
                                }
        
@@ -293,140 +478,205 @@ sub preprocess_inline (@) { #{{{
                                              filter($page, $params{destpage},
                                              readfile(srcfile($file)))));
                                }
+                               else {
+                                       $ret.="\n".
+                                             readfile(srcfile($file));
+                               }
                        }
                }
        }
        
-       if ($feeds) {
-               if (exists $params{feedpages}) {
-                       @feedlist=grep { pagespec_match($_, $params{feedpages}, location => $params{page}) } @feedlist;
-               }
-       
+       if ($feeds && ($emptyfeeds || @feedlist)) {
                if ($rss) {
-                       my $rssp=rsspage($params{destpage}).$feednum;
+                       my $rssp=$feedbase."rss".$feednum;
                        will_render($params{destpage}, $rssp);
                        if (! $params{preview}) {
                                writefile($rssp, $config{destdir},
                                        genfeed("rss",
-                                               $config{url}."/".rsspage($params{destpage}).$feednum, $desc, $params{atomid}, $params{destpage}, @feedlist));
+                                               $config{url}."/".$rssp, $title, $desc, $params{guid}, $params{page}, @feedlist));
                                $toping{$params{destpage}}=1 unless $config{rebuild};
-                               $feedlinks{$params{destpage}}=qq{<link rel="alternate" type="application/rss+xml" title="RSS" href="$rssurl" />};
+                               $feedlinks{$params{destpage}}.=qq{<link rel="alternate" type="application/rss+xml" title="$rssdesc" href="$rssurl" />};
                        }
                }
                if ($atom) {
-                       my $atomp=atompage($params{destpage}).$feednum;
+                       my $atomp=$feedbase."atom".$feednum;
                        will_render($params{destpage}, $atomp);
                        if (! $params{preview}) {
                                writefile($atomp, $config{destdir},
-                                       genfeed("atom", $config{url}."/".atompage($params{destpage}).$feednum, $desc, $params{atomid}, $params{destpage}, @feedlist));
+                                       genfeed("atom", $config{url}."/".$atomp, $title, $desc, $params{guid}, $params{page}, @feedlist));
                                $toping{$params{destpage}}=1 unless $config{rebuild};
-                               $feedlinks{$params{destpage}}=qq{<link rel="alternate" type="application/atom+xml" title="Atom" href="$atomurl" />};
+                               $feedlinks{$params{destpage}}.=qq{<link rel="alternate" type="application/atom+xml" title="$atomdesc" href="$atomurl" />};
                        }
                }
        }
        
+       clear_inline_content_cache();
+
        return $ret if $raw || $nested;
        push @inline, $ret;
        return "<div class=\"inline\" id=\"$#inline\"></div>\n\n";
-} #}}}
+}
 
-sub pagetemplate_inline (@) { #{{{
+sub pagetemplate_inline (@) {
        my %params=@_;
        my $page=$params{page};
        my $template=$params{template};
 
        $template->param(feedlinks => $feedlinks{$page})
                if exists $feedlinks{$page} && $template->query(name => "feedlinks");
-} #}}}
+}
+
+{
+my %inline_content;
+my $cached_destpage="";
 
-sub get_inline_content ($$) { #{{{
+sub get_inline_content ($$) {
        my $page=shift;
        my $destpage=shift;
        
+       if (exists $inline_content{$page} && $cached_destpage eq $destpage) {
+               return $inline_content{$page};
+       }
+
        my $file=$pagesources{$page};
        my $type=pagetype($file);
+       my $ret="";
        if (defined $type) {
                $nested++;
-               my $ret=htmlize($page, $destpage, $type,
+               $ret=htmlize($page, $destpage, $type,
                       linkify($page, $destpage,
                       preprocess($page, $destpage,
                       filter($page, $destpage,
                       readfile(srcfile($file))))));
                $nested--;
-               return $ret;
+               if (isinternal($page)) {
+                       # make inlined text of internal pages searchable
+                       run_hooks(indexhtml => sub {
+                               shift->(page => $page, destpage => $destpage,
+                                       content => $ret);
+                       });
+               }
        }
-       else {
-               return "";
+       
+       if ($cached_destpage ne $destpage) {
+               clear_inline_content_cache();
+               $cached_destpage=$destpage;
        }
-} #}}}
+       return $inline_content{$page}=$ret;
+}
 
-sub date_822 ($) { #{{{
-       my $time=shift;
+sub clear_inline_content_cache () {
+       %inline_content=();
+}
 
-       my $lc_time=POSIX::setlocale(&POSIX::LC_TIME);
-       POSIX::setlocale(&POSIX::LC_TIME, "C");
-       my $ret=POSIX::strftime("%a, %d %b %Y %H:%M:%S %z", localtime($time));
-       POSIX::setlocale(&POSIX::LC_TIME, $lc_time);
-       return $ret;
-} #}}}
+}
 
-sub date_3339 ($) { #{{{
+sub date_822 ($) {
        my $time=shift;
 
        my $lc_time=POSIX::setlocale(&POSIX::LC_TIME);
        POSIX::setlocale(&POSIX::LC_TIME, "C");
-       my $ret=POSIX::strftime("%Y-%m-%dT%H:%M:%SZ", gmtime($time));
+       my $ret=POSIX::strftime("%a, %d %b %Y %H:%M:%S %z", localtime($time));
        POSIX::setlocale(&POSIX::LC_TIME, $lc_time);
        return $ret;
-} #}}}
+}
 
-sub absolute_urls ($$) { #{{{
-       # sucky sub because rss sucks
-       my $content=shift;
+sub absolute_urls ($$) {
+       # needed because rss sucks
+       my $html=shift;
        my $baseurl=shift;
 
        my $url=$baseurl;
        $url=~s/[^\/]+$//;
+       my $urltop; # calculated if needed
+
+       my $ret="";
 
-        # what is the non path part of the url?
-        my $top_uri = URI->new($url);
-        $top_uri->path_query(""); # reset the path
-        my $urltop = $top_uri->as_string;
-
-       $content=~s/(<a(?:\s+(?:class|id)\s*="?\w+"?)?)\s+href=\s*"(#[^"]+)"/$1 href="$baseurl$2"/mig;
-        # relative to another wiki page
-       $content=~s/(<a(?:\s+(?:class|id)\s*="?\w+"?)?)\s+href=\s*"(?!\w+:)([^\/][^"]*)"/$1 href="$url$2"/mig;
-       $content=~s/(<img(?:\s+(?:class|id|width|height)\s*="?\w+"?)*)\s+src=\s*"(?!\w+:)([^\/][^"]*)"/$1 src="$url$2"/mig;
-        # relative to the top of the site
-       $content=~s/(<a(?:\s+(?:class|id)\s*="?\w+"?)?)\s+href=\s*"(?!\w+:)(\/[^"]*)"/$1 href="$urltop$2"/mig;
-       $content=~s/(<img(?:\s+(?:class|id|width|height)\s*="?\w+"?)*)\s+src=\s*"(?!\w+:)(\/[^"]*)"/$1 src="$urltop$2"/mig;
-       return $content;
-} #}}}
-
-sub rsspage ($) { #{{{
-       return targetpage(shift, "rss");
-} #}}}
-
-sub atompage ($) { #{{{
-       return targetpage(shift, "atom");
-} #}}}
-
-sub genfeed ($$$$$@) { #{{{
+       eval q{use HTML::Parser; use HTML::Tagset};
+       die $@ if $@;
+       my $p = HTML::Parser->new(api_version => 3);
+       $p->handler(default => sub { $ret.=join("", @_) }, "text");
+       $p->handler(start => sub {
+               my ($tagname, $pos, $text) = @_;
+               if (ref $HTML::Tagset::linkElements{$tagname}) {
+                       while (4 <= @$pos) {
+                               # use attribute sets from right to left
+                               # to avoid invalidating the offsets
+                               # when replacing the values
+                               my ($k_offset, $k_len, $v_offset, $v_len) =
+                                       splice(@$pos, -4);
+                               my $attrname = lc(substr($text, $k_offset, $k_len));
+                               next unless grep { $_ eq $attrname } @{$HTML::Tagset::linkElements{$tagname}};
+                               next unless $v_offset; # 0 v_offset means no value
+                               my $v = substr($text, $v_offset, $v_len);
+                               $v =~ s/^([\'\"])(.*)\1$/$2/;
+                               eval q{use HTML::Entities};
+                               my $dv = decode_entities($v);
+                               if ($dv=~/^#/) {
+                                       $v=$baseurl.$v; # anchor
+                               }
+                               elsif ($dv=~/^(?!\w+:)[^\/]/) {
+                                       $v=URI->new_abs($v, $url)->canonical; # relative url
+                               }
+                               elsif ($dv=~/^\//) {
+                                       if (! defined $urltop) {
+                                               # what is the non path part of the url?
+                                               my $top_uri = URI->new($url);
+                                               $top_uri->path_query(""); # reset the path
+                                               $urltop = $top_uri->as_string;
+                                       }
+                                       $v=$urltop.$v; # url relative to top of site
+                               }
+                               $v =~ s/\"/&quot;/g; # since we quote with ""
+                               substr($text, $v_offset, $v_len) = qq("$v");
+                       }
+               }
+               $ret.=$text;
+       }, "tagname, tokenpos, text");
+       $p->parse($html);
+       $p->eof;
+
+       return $ret;
+}
+
+sub genenclosure {
+       my $itemtemplate=shift;
+       my $url=shift;
+       my $file=shift;
+
+       return unless $itemtemplate->query(name => "enclosure");
+
+       my $size=(srcfile_stat($file))[8];
+       my $mime="unknown";
+       eval q{use File::MimeInfo};
+       if (! $@) {
+               $mime = mimetype($file);
+       }
+       $itemtemplate->param(
+               enclosure => $url,
+               type => $mime,
+               length => $size,
+       );
+}
+
+sub genfeed ($$$$$@) {
        my $feedtype=shift;
        my $feedurl=shift;
+        my $feedtitle=shift;
        my $feeddesc=shift;
-       my $atomid=shift;
+       my $guid=shift;
        my $page=shift;
        my @pages=@_;
        
-       my $url=URI->new(encode_utf8($config{url}."/".urlto($page,"")));
+       my $url=URI->new(encode_utf8(urlto($page,"",1)));
        
-       my $itemtemplate=template($feedtype."item.tmpl", blind_cache => 1);
+       my $itemtemplate=template_depends($feedtype."item.tmpl", $page, blind_cache => 1);
        my $content="";
        my $lasttime = 0;
        foreach my $p (@pages) {
-               my $u=URI->new(encode_utf8($config{url}."/".urlto($p, "")));
+               my $u=URI->new(encode_utf8(urlto($p, "", 1)));
                my $pcontent = absolute_urls(get_inline_content($p, $page), $url);
+               my $fancy_enclosure_seen = 0;
 
                $itemtemplate->param(
                        title => pagetitle(basename($p)),
@@ -438,35 +688,33 @@ sub genfeed ($$$$$@) { #{{{
                        mdate_3339 => date_3339($pagemtime{$p}),
                );
 
-               if (exists $pagestate{$p} &&
-                   exists $pagestate{$p}{meta}{guid}) {
-                       $itemtemplate->param(guid => $pagestate{$p}{meta}{guid});
-               }
+               if (exists $pagestate{$p}) {
+                       if (exists $pagestate{$p}{meta}{guid}) {
+                               eval q{use HTML::Entities};
+                               $itemtemplate->param(guid => HTML::Entities::encode_numeric($pagestate{$p}{meta}{guid}));
+                       }
 
-               if ($itemtemplate->query(name => "enclosure")) {
-                       my $file=$pagesources{$p};
-                       my $type=pagetype($file);
-                       if (defined $type) {
-                               $itemtemplate->param(content => $pcontent);
+                       if (exists $pagestate{$p}{meta}{updated}) {
+                               $itemtemplate->param(mdate_822 => date_822($pagestate{$p}{meta}{updated}));
+                               $itemtemplate->param(mdate_3339 => date_3339($pagestate{$p}{meta}{updated}));
                        }
-                       else {
-                               my $size=(srcfile_stat($file))[8];
-                               my $mime="unknown";
-                               eval q{use File::MimeInfo};
-                               if (! $@) {
-                                       $mime = mimetype($file);
-                               }
-                               $itemtemplate->param(
-                                       enclosure => $u,
-                                       type => $mime,
-                                       length => $size,
-                               );
+
+                       if (exists $pagestate{$p}{meta}{enclosure}) {
+                               my $absurl = $pagestate{$p}{meta}{enclosure};
+                               my $file = $pagestate{$p}{meta}{enclosurefile};
+                               genenclosure($itemtemplate, $absurl, $file);
+                               $fancy_enclosure_seen = 1;
                        }
                }
-               else {
-                       $itemtemplate->param(content => $pcontent);
+
+               my $file=$pagesources{$p};
+               unless ($fancy_enclosure_seen || defined(pagetype($file))) {
+                       genenclosure($itemtemplate, $u, $file);
+                       $itemtemplate->param(simplepodcast => 1);
                }
 
+               $itemtemplate->param(content => $pcontent);
+
                run_hooks(pagetemplate => sub {
                        shift->(page => $p, destpage => $page,
                                template => $itemtemplate);
@@ -478,17 +726,18 @@ sub genfeed ($$$$$@) { #{{{
                $lasttime = $pagemtime{$p} if $pagemtime{$p} > $lasttime;
        }
 
-       my $template=template($feedtype."page.tmpl", blind_cache => 1);
+       my $template=template_depends($feedtype."page.tmpl", $page, blind_cache => 1);
        $template->param(
-               title => $page ne "index" ? pagetitle($page) : $config{wikiname},
+               wants_absolute_urls => 1,
+               title => $feedtitle,
                wikiname => $config{wikiname},
                pageurl => $url,
                content => $content,
                feeddesc => $feeddesc,
-               atomid => $atomid,
+               guid => $guid,
                feeddate => date_3339($lasttime),
+               feeddate_822 => date_822($lasttime),
                feedurl => $feedurl,
-               version => $IkiWiki::version,
        );
        run_hooks(pagetemplate => sub {
                shift->(page => $page, destpage => $page,
@@ -496,9 +745,9 @@ sub genfeed ($$$$$@) { #{{{
        });
        
        return $template->output;
-} #}}}
+}
 
-sub pingurl (@) { #{{{
+sub pingurl (@) {
        return unless @{$config{pingurl}} && %toping;
 
        eval q{require RPC::XML::Client};
@@ -521,7 +770,7 @@ sub pingurl (@) { #{{{
 
        foreach my $page (keys %toping) {
                my $title=pagetitle(basename($page), 0);
-               my $url="$config{url}/".urlto($page, "");
+               my $url=urlto($page, "", 1);
                foreach my $pingurl (@{$config{pingurl}}) {
                        debug("Pinging $pingurl for $page");
                        eval {
@@ -530,20 +779,37 @@ sub pingurl (@) { #{{{
                                        $title, $url);
                                my $res = $client->send_request($req);
                                if (! ref $res) {
-                                       debug("Did not receive response to ping");
+                                       error("Did not receive response to ping");
                                }
                                my $r=$res->value;
                                if (! exists $r->{flerror} || $r->{flerror}) {
-                                       debug("Ping rejected: ".(exists $r->{message} ? $r->{message} : "[unknown reason]"));
+                                       error("Ping rejected: ".(exists $r->{message} ? $r->{message} : "[unknown reason]"));
                                }
                        };
                        if ($@) {
-                               debug "Ping failed: $@";
+                               error "Ping failed: $@";
                        }
                }
        }
 
        exit 0; # daemon done
-} #}}}
+}
+
+
+sub rootpage (@) {
+       my %params=@_;
+
+       my $rootpage;
+       if (exists $params{rootpage}) {
+               $rootpage=bestlink($params{page}, $params{rootpage});
+               if (!length $rootpage) {
+                       $rootpage=$params{rootpage};
+               }
+       }
+       else {
+               $rootpage=$params{page};
+       }
+       return $rootpage;
+}
 
 1