X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/b224b2554402620faaaa5cf22f6f36169672497a..bd8198fb77ed5cf77ddeb860ca1ac983bfaacbbd:/IkiWiki/Plugin/inline.pm

diff --git a/IkiWiki/Plugin/inline.pm b/IkiWiki/Plugin/inline.pm
index ae3f8f409..300941943 100644
--- a/IkiWiki/Plugin/inline.pm
+++ b/IkiWiki/Plugin/inline.pm
@@ -5,39 +5,90 @@ package IkiWiki::Plugin::inline;
 use warnings;
 use strict;
 use Encode;
-use IkiWiki 2.00;
+use IkiWiki 3.00;
 use URI;
 
 my %knownfeeds;
 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, 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 $@;
 	Getopt::Long::Configure('pass_through');
 	GetOptions(
 		"rss!" => \$config{rss},
 		"atom!" => \$config{atom},
+		"allowrss!" => \$config{allowrss},
+		"allowatom!" => \$config{allowatom},
+		"pingurl=s" => sub {
+			push @{$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 $config{url}) {
 		error(gettext("Must specify url to wiki with --url when using --rss or --atom"));
 	}
@@ -47,26 +98,46 @@ sub checkconfig () { #{{{
 	if ($config{atom}) {
 		push @{$config{wiki_file_prune_regexps}}, qr/\.atom$/;
 	}
-} #}}}
+	if (! exists $config{pingurl}) {
+		$config{pingurl}=[];
+	}
+}
+
+sub format (@) {
+	my %params=@_;
+
+	# Fill in the inline content generated earlier. This is actually an
+	# optimisation.
+	$params{content}=~s{<div class="inline" id="([^"]+)"></div>}{
+		delete @inline[$1,]
+	}eg;
+	return $params{content};
+}
 
-sub sessioncgi () { #{{{
+sub sessioncgi ($$) {
 	my $q=shift;
 	my $session=shift;
 
 	if ($q->param('do') eq 'blog') {
-		my $page=decode_utf8($q->param('title'));
-		$page=~s/\///g; # no slashes in blog posts
+		my $page=titlepage(decode_utf8(scalar $q->param('title')));
+		$page=~s/(\/)/"__".ord($1)."__"/eg; # don't create subdirs
 		# if the page already exists, munge it to be unique
 		my $from=$q->param('from');
 		my $add="";
-		while (exists $IkiWiki::pagecase{lc($from."/".IkiWiki::titlepage($page).$add)}) {
+		while (exists $IkiWiki::pagecase{lc($from."/".$page.$add)}) {
 			$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;
 	}
 }
@@ -78,31 +149,55 @@ package IkiWiki;
 my %toping;
 my %feedlinks;
 
-sub yesno ($) { #{{{
-	my $val=shift;
-	return (defined $val && lc($val) eq "yes");
-} #}}}
-
-sub preprocess_inline (@) { #{{{
+sub preprocess_inline (@) {
 	my %params=@_;
 	
-	if (! exists $params{pages}) {
-		return "";
+	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 age, the same as inline itself,
+			# but let the params override that
+			IkiWiki::Plugin::trail::preprocess_trailitems(sort => 'age', %params);
+		}
+
+		return;
+	}
+
+	if (yesno($params{trail}) && IkiWiki::Plugin::trail->can("preprocess_trailitems")) {
+		scalar IkiWiki::Plugin::trail::preprocess_trailitems(sort => 'age', %params);
+	}
+
 	my $raw=yesno($params{raw});
 	my $archive=yesno($params{archive});
-	my $rss=($config{rss} && exists $params{rss}) ? yesno($params{rss}) : $config{rss};
-	my $atom=($config{atom} && exists $params{atom}) ? yesno($params{atom}) : $config{atom};
+	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;
 	}
+	if (! exists $params{feedshow} && exists $params{show}) {
+		$params{feedshow}=$params{show};
+	}
+	my $title;
+	if (exists $params{title}) {
+		$title = $params{title};
+	}
+	else {
+		$title = $params{page} ne "index" ? pagetitle($params{page}) : $config{wikiname};
+	}
 	my $desc;
 	if (exists $params{description}) {
 		$desc = $params{description} 
-	} else {
+	}
+	else {
 		$desc = $config{wikiname};
 	}
 	my $actions=yesno($params{actions});
@@ -114,82 +209,147 @@ 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{show}) {
+			$num=$params{show};
+		}
+		if ($params{feedshow} && $num < $params{feedshow} && $num > 0) {
+			$num=$params{feedshow};
+		}
+		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} ? $params{sort} : "age",
+			reverse => yesno($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];
+		}
+		else {
+			@feedlist=@list;
+		}
 	}
 	
 	if ($params{show} && @list > $params{show}) {
 		@list=@list[0..$params{show} - 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));
-	# Force a scan of this page so any metadata that appears after this
-	# inline directive is available when inlining. The page normally 
-	# wouldn't be scanned if it's only being rebuilt because of a
-	# depedency.
-	IkiWiki::scan($pagesources{$params{page}});
-
-	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, $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 $rssurl=basename(rsspage($params{destpage}).$feednum) if $feeds && $rss;
-	my $atomurl=basename(atompage($params{destpage}).$feednum) if $feeds && $atom;
 	my $ret="";
 
-	if ($config{cgiurl} && (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});
@@ -198,61 +358,92 @@ 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) {
+	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);
-						$template->param(editurl => cgiurl(do => "edit", page => pagetitle($page, 1)));
+						$template->param(editurl => cgiurl(do => "edit", page => $page));
+
 					}
 				}
 	
@@ -272,123 +463,205 @@ sub preprocess_inline (@) { #{{{
 					      filter($page, $params{destpage},
 					      readfile(srcfile($file)))));
 				}
+				else {
+					$ret.="\n".
+					      readfile(srcfile($file));
+				}
 			}
 		}
 	}
 	
-	if ($feeds) {
-		if (exists $params{feedshow} && @list > $params{feedshow}) {
-			@list=@list[0..$params{feedshow} - 1];
-		}
-		if (exists $params{feedpages}) {
-			@list=grep { pagespec_match($_, $params{feedpages}, location => $params{page}) } @list;
-		}
-	
-		if ($rss && ! $params{preview}) {
-			my $rssp=rsspage($params{destpage}).$feednum;
+	if ($feeds && ($emptyfeeds || @feedlist)) {
+		if ($rss) {
+			my $rssp=$feedbase."rss".$feednum;
 			will_render($params{destpage}, $rssp);
-			writefile($rssp, $config{destdir},
-				genfeed("rss", $rssurl, $desc, $params{destpage}, @list));
-			$toping{$params{destpage}}=1 unless $config{rebuild};
-			$feedlinks{$params{destpage}}=qq{<link rel="alternate" type="application/rss+xml" title="RSS" href="$rssurl" />};
+			if (! $params{preview}) {
+				writefile($rssp, $config{destdir},
+					genfeed("rss",
+						$config{url}."/".$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="$rssdesc" href="$rssurl" />};
+			}
 		}
-		if ($atom && ! $params{preview}) {
-			my $atomp=atompage($params{destpage}).$feednum;
+		if ($atom) {
+			my $atomp=$feedbase."atom".$feednum;
 			will_render($params{destpage}, $atomp);
-			writefile($atomp, $config{destdir},
-				genfeed("atom", $atomurl, $desc, $params{destpage}, @list));
-			$toping{$params{destpage}}=1 unless $config{rebuild};
-			$feedlinks{$params{destpage}}=qq{<link rel="alternate" type="application/atom+xml" title="Atom" href="$atomurl" />};
+			if (! $params{preview}) {
+				writefile($atomp, $config{destdir},
+					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="$atomdesc" href="$atomurl" />};
+			}
 		}
 	}
 	
-	return $ret;
-} #}}}
+	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");
-} #}}}
+}
 
-sub get_inline_content ($$) { #{{{
+{
+my %inline_content;
+my $cached_destpage="";
+
+sub get_inline_content ($$) {
 	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 $type) {
-		return htmlize($page, $type,
+		$nested++;
+		$ret=htmlize($page, $destpage, $type,
 		       linkify($page, $destpage,
 		       preprocess($page, $destpage,
 		       filter($page, $destpage,
 		       readfile(srcfile($file))))));
+		$nested--;
+		if (isinternal($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;
 	$url=~s/[^\/]+$//;
-	
-	$content=~s/(<a(?:\s+(?:class|id)\s*="?\w+"?)?)\s+href=\s*"(#[^"]+)"/$1 href="$baseurl$2"/mig;
-	$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;
-	return $content;
-} #}}}
+	my $urltop; # calculated if needed
+
+	my $ret="";
+
+	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+:)[^\/]/) {
+					$v=$url.$v; # relative url
+				}
+				elsif ($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;
 
-sub rsspage ($) { #{{{
-	return targetpage(shift, "rss");
-} #}}}
+	return $ret;
+}
 
-sub atompage ($) { #{{{
-	return targetpage(shift, "atom");
-} #}}}
+sub genenclosure {
+	my $itemtemplate=shift;
+	my $url=shift;
+	my $file=shift;
 
-sub genfeed ($$$$@) { #{{{
+	return unless $itemtemplate->query(name => "enclosure");
+
+	my $size=(srcfile_stat($file))[8];
+	my $mime="unknown";
+	eval q{use File::MimeInfo};
+	if (! $@) {
+		$mime = mimetype($file);
+	}
+	$itemtemplate->param(
+		enclosure => $url,
+		type => $mime,
+		length => $size,
+	);
+}
+
+sub genfeed ($$$$$@) {
 	my $feedtype=shift;
 	my $feedurl=shift;
+        my $feedtitle=shift;
 	my $feeddesc=shift;
+	my $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)),
@@ -400,30 +673,33 @@ sub genfeed ($$$$@) { #{{{
 			mdate_3339 => date_3339($pagemtime{$p}),
 		);
 
-		if ($itemtemplate->query(name => "enclosure")) {
-			my $file=$pagesources{$p};
-			my $type=pagetype($file);
-			if (defined $type) {
-				$itemtemplate->param(content => $pcontent);
+		if (exists $pagestate{$p}) {
+			if (exists $pagestate{$p}{meta}{guid}) {
+				eval q{use HTML::Entities};
+				$itemtemplate->param(guid => HTML::Entities::encode_numeric($pagestate{$p}{meta}{guid}));
 			}
-			else {
-				my ($a, $b, $c, $d, $e, $f, $g, $size) = stat(srcfile($file));
-				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}{updated}) {
+				$itemtemplate->param(mdate_822 => date_822($pagestate{$p}{meta}{updated}));
+				$itemtemplate->param(mdate_3339 => date_3339($pagestate{$p}{meta}{updated}));
+			}
+
+			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);
@@ -435,16 +711,17 @@ 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},
+		title => $feedtitle,
 		wikiname => $config{wikiname},
 		pageurl => $url,
 		content => $content,
 		feeddesc => $feeddesc,
+		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,
@@ -452,9 +729,9 @@ sub genfeed ($$$$@) { #{{{
 	});
 	
 	return $template->output;
-} #}}}
+}
 
-sub pingurl (@) { #{{{
+sub pingurl (@) {
 	return unless @{$config{pingurl}} && %toping;
 
 	eval q{require RPC::XML::Client};
@@ -467,7 +744,7 @@ sub pingurl (@) { #{{{
 	defined(my $pid = fork) or error("Can't fork: $!");
 	return if $pid;
 	chdir '/';
-	setsid() or error("Can't start a new session: $!");
+	POSIX::setsid() or error("Can't start a new session: $!");
 	open STDIN, '/dev/null';
 	open STDOUT, '>/dev/null';
 	open STDERR, '>&STDOUT' or error("Can't dup stdout: $!");
@@ -477,7 +754,7 @@ 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 {
@@ -486,20 +763,37 @@ 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