X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/a223f4540fee2d0c49523343a422315377bc0025..d9f1b1214926832793103adef926c0bccc833b48:/IkiWiki/Render.pm

diff --git a/IkiWiki/Render.pm b/IkiWiki/Render.pm
index df24fd568..504edc843 100644
--- a/IkiWiki/Render.pm
+++ b/IkiWiki/Render.pm
@@ -9,7 +9,8 @@ sub linkify ($$) { #{{{
 	my $page=shift;
 
 	$content =~ s{(\\?)$config{wiki_link_regexp}}{
-		$1 ? "[[$2]]" : htmllink($page, $2)
+		$2 ? ( $1 ? "[[$2|$3]]" : htmllink($page, $3, 0, 0, pagetitle($2)))
+		   : ( $1 ? "[[$3]]" :    htmllink($page, $3))
 	}eg;
 	
 	return $content;
@@ -79,11 +80,122 @@ sub parentlinks ($) { #{{{
 	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 ($$) { #{{{
+	my $parentpage=shift;
+	my $page=shift;
+	
+	my $file=$pagesources{$page};
+	my $type=pagetype($file);
+	if ($type ne 'unknown') {
+		return htmlize($type, linkify(readfile("$config{srcdir}/$file"), $parentpage));
+	}
+	else {
+		return "";
+	}
+} #}}}
+
+sub postprocess_html_inline { #{{{
+	my $parentpage=shift;
+	my %params=@_;
+	
+	if (! exists $params{pages}) {
+		return "";
+	}
+	if (! exists $params{archive}) {
+		$params{archive}="no";
+	}
+	if (! exists $params{show} && $params{archive} eq "no") {
+		$params{show}=10;
+	}
+	$inlinepages{$parentpage}=$params{pages};
+	
+	my $ret="";
+	
+	if (exists $params{rootpage}) {
+		my $formtemplate=HTML::Template->new(blind_cache => 1,
+			filename => "$config{templatedir}/blogpost.tmpl");
+		$formtemplate->param(cgiurl => $config{cgiurl});
+		$formtemplate->param(rootpage => $params{rootpage});
+		my $form=$formtemplate->output;
+		$ret.=$form;
+	}
+	
+	my $template=HTML::Template->new(blind_cache => 1,
+		filename => (($params{archive} eq "no") 
+				? "$config{templatedir}/inlinepage.tmpl"
+				: "$config{templatedir}/inlinepagetitle.tmpl"));
+	
+	foreach my $page (blog_list($params{pages}, $params{show})) {
+		next if $page eq $parentpage;
+		$template->param(pagelink => htmllink($parentpage, $page));
+		$template->param(content => get_inline_content($parentpage, $page))
+			if $params{archive} eq "no";
+		$template->param(ctime => scalar(gmtime($pagectime{$page})));
+		$ret.=$template->output;
+	}
+	
+	return $ret;
+} #}}}
+
+sub genpage ($$$) { #{{{
 	my $content=shift;
 	my $page=shift;
 	my $mtime=shift;
 
+	$content = postprocess($page, $content, inline => \&postprocess_html_inline);
+	
 	my $title=pagetitle(basename($page));
 	
 	my $template=HTML::Template->new(blind_cache => 1,
@@ -102,6 +214,10 @@ sub finalize ($$$) { #{{{
 		$u=~s/\[\[file\]\]/$pagesources{$page}/g;
 		$template->param(historyurl => $u);
 	}
+
+	if ($config{rss} && $inlinepages{$page}) {
+		$template->param(rssurl => rsspage(basename($page)));
+	}
 	
 	$template->param(
 		title => $title,
@@ -116,6 +232,73 @@ 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=@_;
+		
+		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 ($$) { #{{{
 	# Important security check. Make sure to call this before saving
 	# any files to the source directory.
@@ -131,9 +314,9 @@ sub check_overwrite ($$) { #{{{
 } #}}}
 
 sub mtime ($) { #{{{
-	my $page=shift;
+	my $file=shift;
 	
-	return (stat($page))[9];
+	return (stat($file))[9];
 } #}}}
 
 sub findlinks ($$) { #{{{
@@ -142,7 +325,7 @@ sub findlinks ($$) { #{{{
 
 	my @links;
 	while ($content =~ /(?<!\\)$config{wiki_link_regexp}/g) {
-		push @links, lc($1);
+		push @links, lc($2);
 	}
 	# Discussion links are a special case since they're not in the text
 	# of the page, but on its template.
@@ -158,16 +341,24 @@ sub render ($) { #{{{
 		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}=[];
@@ -222,10 +413,12 @@ 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}=mtime("$config{srcdir}/$file") 
+				unless exists $pagectime{$page};
 		}
 	}
 	my @del;
@@ -253,7 +446,7 @@ 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
@@ -274,15 +467,30 @@ 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) {
+		foreach my $f (@files) {
+			my $p=pagename($f);
+			if (exists $inlinepages{$p}) {
+				foreach my $file (keys %rendered, @del) {
+					my $page=pagename($file);
+					if (globlist_match($page, $inlinepages{$p})) {
+						debug("rendering $f, which inlines $page");
+						render($f);
+						last;
+					}
+				}
+			}
+		}
+		
 		my %linkchanged;
 		foreach my $file (keys %rendered, @del) {
 			my $page=pagename($file);
+			
 			if (exists $links{$page}) {
 				foreach my $link (map { bestlink($page, $_) } @{$links{$page}}) {
 					if (length $link &&