X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/6c8cf5dd571662f981227489f7c4652a1a1f10cd..8926a3bfbe84b9628c0a441d73059029eb47300b:/IkiWiki/Render.pm

diff --git a/IkiWiki/Render.pm b/IkiWiki/Render.pm
index 98c86bac8..a981dcb24 100644
--- a/IkiWiki/Render.pm
+++ b/IkiWiki/Render.pm
@@ -79,13 +79,113 @@ sub parentlinks ($) { #{{{
 	return @ret;
 } #}}}
 
-sub finalize ($$$) { #{{{
+sub rsspage ($) { #{{{
+	my $page=shift;
+
+	return $page.".rss";
+} #}}}
+
+sub postprocess { #{{{
+	# Takes content to postprocess followed by a list of postprocessor
+	# commands and subroutine references to run for the commands.
+	my $page=shift;
+	my $content=shift;
+	my %commands=@_;
+	
+	my $handle=sub {
+		my $escape=shift;
+		my $command=shift;
+		my $params=shift;
+		if (length $escape) {
+			"[[$command $params]]";
+		}
+		elsif (exists $commands{$command}) {
+			my %params;
+			while ($params =~ /(\w+)=\"([^"]+)"(\s+|$)/g) {
+				$params{$1}=$2;
+			}
+			$commands{$command}->($page, %params);
+		}
+		else {
+			"[[bad directive $command]]";
+		}
+	};
+	
+	$content =~ s{(\\?)$config{wiki_processor_regexp}}{$handle->($1, $2, $3)}eg;
+	return $content;
+} #}}}
+
+sub blog_list ($$) { #{{{
+	my $globlist=shift;
+	my $maxitems=shift;
+	
+	my @list;
+	foreach my $page (keys %pagesources) {
+		if (globlist_match($page, $globlist)) {
+			push @list, $page;
+		}
+	}
+
+	@list=sort { $pagectime{$b} <=> $pagectime{$a} } @list;
+	return @list if ! $maxitems || @list <= $maxitems;
+	return @list[0..$maxitems - 1];
+} #}}}
+
+sub get_inline_content ($$) { #{{{
+	my $parentpage=shift;
+	my $page=shift;
+	
+	my $file=$pagesources{$page};
+	my $type=pagetype($file);
+	if ($type ne 'unknown') {
+		return htmlize($type, linkify(readfile("$config{srcdir}/$file"), $parentpage));
+	}
+	else {
+		return "";
+	}
+} #}}}
+
+sub postprocess_html_inline { #{{{
+	my $parentpage=shift;
+	my %params=@_;
+	
+	if (! exists $params{pages}) {
+		return "";
+	}
+	if (! exists $params{archive}) {
+		$params{archive}="no";
+	}
+	if (! exists $params{show} && $params{archive} eq "no") {
+		$params{show}=10;
+	}
+	$inlinepages{$parentpage}=$params{pages};
+	
+	my $template=HTML::Template->new(blind_cache => 1,
+		filename => (($params{archive} eq "no") 
+				? "$config{templatedir}/inlinepage.tmpl"
+				: "$config{templatedir}/inlinepagetitle.tmpl"));
+	
+	my $ret="";
+	foreach my $page (blog_list($params{pages}, $params{show})) {
+		next if $page eq $parentpage;
+		$template->param(pagelink => htmllink($parentpage, $page));
+		$template->param(content => get_inline_content($parentpage, $page))
+			if $params{archive} eq "no";
+		$template->param(ctime => scalar(gmtime($pagectime{$page})));
+		$ret.=$template->output;
+	}
+	
+	return $ret;
+} #}}}
+
+sub genpage ($$$) { #{{{
 	my $content=shift;
 	my $page=shift;
 	my $mtime=shift;
 
-	my $title=basename($page);
-	$title=~s/_/ /g;
+	$content = postprocess($page, $content, inline => \&postprocess_html_inline);
+	
+	my $title=pagetitle(basename($page));
 	
 	my $template=HTML::Template->new(blind_cache => 1,
 		filename => "$config{templatedir}/page.tmpl");
@@ -103,6 +203,10 @@ sub finalize ($$$) { #{{{
 		$u=~s/\[\[file\]\]/$pagesources{$page}/g;
 		$template->param(historyurl => $u);
 	}
+
+	if ($config{rss} && $inlinepages{$page}) {
+		$template->param(rssurl => rsspage($page));
+	}
 	
 	$template->param(
 		title => $title,
@@ -117,6 +221,75 @@ sub finalize ($$$) { #{{{
 	return $template->output;
 } #}}}
 
+sub date_822 ($) { #{{{
+	my $time=shift;
+
+	eval q{use POSIX};
+	return POSIX::strftime("%a, %d %b %Y %H:%M:%S %z", localtime($time));
+} #}}}
+
+sub absolute_urls ($$) { #{{{
+	# sucky sub because rss sucks
+	my $content=shift;
+	my $url=shift;
+
+	$url=~s/[^\/]+$//;
+	
+	$content=~s/<a\s+href="(?!http:\/\/)([^"]+)"/<a href="$url$1"/ig;
+	$content=~s/<img\s+src="(?!http:\/\/)([^"]+)"/<img src="$url$1"/ig;
+	return $content;
+} #}}}
+
+sub genrss ($$$) { #{{{
+	my $content=shift;
+	my $page=shift;
+	my $mtime=shift;
+	
+	my $url="$config{url}/".htmlpage($page);
+	
+	my $template=HTML::Template->new(blind_cache => 1,
+		filename => "$config{templatedir}/rsspage.tmpl");
+	
+	my @items;
+	my $isblog=0;
+	my $gen_blog=sub {
+		my $parentpage=shift;
+		my %params=@_;
+		
+		return "" if exists $params{archive} && $params{archive} eq 'yes';
+		
+		if (! exists $params{show}) {
+			$params{show}=10;
+		}
+		if (! exists $params{pages}) {
+			return "";
+		}
+		
+		$isblog=1;
+		foreach my $page (blog_list($params{pages}, $params{show})) {
+			next if $page eq $parentpage;
+			push @items, {
+				itemtitle => pagetitle(basename($page)),
+				itemurl => "$config{url}/$renderedfiles{$page}",
+				itempubdate => date_822($pagectime{$page}),
+				itemcontent => absolute_urls(get_inline_content($parentpage, $page), $url),
+			} if exists $renderedfiles{$page};
+		}
+		
+		return "";
+	};
+	
+	$content = postprocess($page, $content, inline => $gen_blog);
+
+	$template->param(
+		title => $config{wikiname},
+		pageurl => $url,
+		items => \@items,
+	);
+	
+	return $template->output;
+} #}}}
+
 sub check_overwrite ($$) { #{{{
 	# Important security check. Make sure to call this before saving
 	# any files to the source directory.
@@ -159,16 +332,24 @@ sub render ($) { #{{{
 		my $page=pagename($file);
 		
 		$links{$page}=[findlinks($content, $page)];
+		delete $inlinepages{$page};
 		
 		$content=linkify($content, $page);
 		$content=htmlize($type, $content);
-		$content=finalize($content, $page,
-			mtime("$config{srcdir}/$file"));
 		
 		check_overwrite("$config{destdir}/".htmlpage($page), $page);
-		writefile("$config{destdir}/".htmlpage($page), $content);
+		writefile("$config{destdir}/".htmlpage($page),
+			genpage($content, $page, mtime("$config{srcdir}/$file")));
 		$oldpagemtime{$page}=time;
 		$renderedfiles{$page}=htmlpage($page);
+
+		# TODO: should really add this to renderedfiles and call
+		# check_overwrite, as above, but currently renderedfiles
+		# only supports listing one file per page.
+		if ($config{rss} && exists $inlinepages{$page}) {
+			writefile("$config{destdir}/".rsspage($page),
+				genrss($content, $page, mtime("$config{srcdir}/$file")));
+		}
 	}
 	else {
 		$links{$file}=[];
@@ -223,10 +404,11 @@ sub refresh () { #{{{
 	foreach my $file (@files) {
 		my $page=pagename($file);
 		if (! $oldpagemtime{$page}) {
-			debug("new page $page");
+			debug("new page $page") unless exists $pagectime{$page};
 			push @add, $file;
 			$links{$page}=[];
 			$pagesources{$page}=$file;
+			$pagectime{$page}=time unless exists $pagectime{$page};
 		}
 	}
 	my @del;
@@ -254,7 +436,7 @@ sub refresh () { #{{{
 	}
 	
 	# if any files were added or removed, check to see if each page
-	# needs an update due to linking to them
+	# needs an update due to linking to them or inlining them.
 	# TODO: inefficient; pages may get rendered above and again here;
 	# problem is the bestlink may have changed and we won't know until
 	# now
@@ -275,15 +457,26 @@ FILE:		foreach my $file (@files) {
 		}
 	}
 
-	# handle backlinks; if a page has added/removed links, update the
-	# pages it links to
+	# Handle backlinks; if a page has added/removed links, update the
+	# pages it links to. Also handle inlining here.
 	# TODO: inefficient; pages may get rendered above and again here;
 	# problem is the backlinks could be wrong in the first pass render
 	# above
-	if (%rendered) {
+	if (%rendered || @del) {
 		my %linkchanged;
 		foreach my $file (keys %rendered, @del) {
 			my $page=pagename($file);
+			
+			foreach my $f (@files) {
+				my $p=pagename($f);
+				if (exists $inlinepages{$p} && 
+				    globlist_match($page, $inlinepages{$p})) {
+					debug("rendering $f, which inlines $page");
+					render($f);
+					next;
+				}
+			}
+			
 			if (exists $links{$page}) {
 				foreach my $link (map { bestlink($page, $_) } @{$links{$page}}) {
 					if (length $link &&