X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/f6bd81db15340bd1bfa69e98f377099036308b7b..5115b8e418ebd4753edd73ce019b97c898ed9ff7:/IkiWiki/Render.pm

diff --git a/IkiWiki/Render.pm b/IkiWiki/Render.pm
index 18324914b..cb92d1ade 100644
--- a/IkiWiki/Render.pm
+++ b/IkiWiki/Render.pm
@@ -47,23 +47,6 @@ sub backlinks ($) { #{{{
 	return @links;
 } #}}}
 
-sub parentlinks ($) { #{{{
-	my $page=shift;
-	
-	my @ret;
-	my $pagelink="";
-	my $path="";
-	my $title=$config{wikiname};
-	
-	foreach my $dir (split("/", $page)) {
-		next if $dir eq 'index';
-		push @ret, { url => urlto($path, $page), page => $title };
-		$path.="/".$dir;
-		$title=pagetitle($dir);
-	}
-	return @ret;
-} #}}}
-
 sub genpage ($$) { #{{{
 	my $page=shift;
 	my $content=shift;
@@ -80,12 +63,12 @@ sub genpage ($$) { #{{{
 	my $actions=0;
 
 	if (length $config{cgiurl}) {
-		$template->param(editurl => cgiurl(do => "edit", page => pagetitle($page, 1)));
+		$template->param(editurl => cgiurl(do => "edit", page => $page));
 		$template->param(prefsurl => cgiurl(do => "prefs"));
 		$actions++;
 	}
 		
-	if (length $config{historyurl}) {
+	if (defined $config{historyurl} && length $config{historyurl}) {
 		my $u=$config{historyurl};
 		$u=~s/\[\[file\]\]/$pagesources{$page}/g;
 		$template->param(historyurl => $u);
@@ -121,7 +104,6 @@ sub genpage ($$) { #{{{
 			? $config{wikiname} 
 			: pagetitle(basename($page)),
 		wikiname => $config{wikiname},
-		parentlinks => [parentlinks($page)],
 		content => $content,
 		backlinks => $backlinks,
 		more_backlinks => $more_backlinks,
@@ -135,6 +117,10 @@ sub genpage ($$) { #{{{
 	});
 	
 	$content=$template->output;
+	
+	run_hooks(postscan => sub {
+		shift->(page => $page, content => $content);
+	});
 
 	run_hooks(format => sub {
 		$content=shift->(
@@ -146,12 +132,6 @@ sub genpage ($$) { #{{{
 	return $content;
 } #}}}
 
-sub mtime ($) { #{{{
-	my $file=shift;
-	
-	return (stat($file))[9];
-} #}}}
-
 sub scan ($) { #{{{
 	my $file=shift;
 
@@ -162,10 +142,6 @@ sub scan ($) { #{{{
 		my $page=pagename($file);
 		will_render($page, htmlpage($page), 1);
 
-		# Always needs to be done, since filters might add links
-		# to the content.
-		$content=filter($page, $page, $content);
-	
 		if ($config{discussion}) {
 			# Discussion links are a special case since they're
 			# not in the text of the page, but on its template.
@@ -190,6 +166,30 @@ sub scan ($) { #{{{
 	}
 } #}}}
 
+sub fast_file_copy (@) { #{{{
+	my $srcfile=shift;
+	my $destfile=shift;
+	my $srcfd=shift;
+	my $destfd=shift;
+	my $cleanup=shift;
+
+	my $blksize = 16384;
+	my ($len, $buf, $written);
+	while ($len = sysread $srcfd, $buf, $blksize) {
+		if (! defined $len) {
+			next if $! =~ /^Interrupted/;
+			error("failed to read $srcfile: $!", $cleanup);
+		}
+		my $offset = 0;
+		while ($len) {
+			defined($written = syswrite $destfd, $buf, $len, $offset)
+				or error("failed to write $destfile: $!", $cleanup);
+			$len -= $written;
+			$offset += $written;
+		}
+	}
+}
+
 sub render ($) { #{{{
 	my $file=shift;
 	
@@ -201,7 +201,7 @@ sub render ($) { #{{{
 		will_render($page, htmlpage($page), 1);
 		return if $type=~/^_/;
 		
-		my $content=htmlize($page, $type,
+		my $content=htmlize($page, $page, $type,
 			linkify($page, $page,
 			preprocess($page, $page,
 			filter($page, $page,
@@ -215,34 +215,21 @@ sub render ($) { #{{{
 		will_render($file, $file, 1);
 		
 		if ($config{hardlink}) {
-			prep_writefile($file, $config{destdir});
-			unlink($config{destdir}."/".$file);
-			if (link($srcfile, $config{destdir}."/".$file)) {
-				return;
+			# only hardlink if owned by same user
+			my @stat=stat($srcfile);
+			if ($stat[4] == $>) {
+				prep_writefile($file, $config{destdir});
+				unlink($config{destdir}."/".$file);
+				if (link($srcfile, $config{destdir}."/".$file)) {
+					return;
+				}
 			}
-			# if hardlink fails, fall back top copying
+			# if hardlink fails, fall back to copying
 		}
 		
 		my $srcfd=readfile($srcfile, 1, 1);
 		writefile($file, $config{destdir}, undef, 1, sub {
-			my $destfd=shift;
-			my $cleanup=shift;
-
-			my $blksize = 16384;
-			my ($len, $buf, $written);
-			while ($len = sysread $srcfd, $buf, $blksize) {
-				if (! defined $len) {
-					next if $! =~ /^Interrupted/;
-					error("failed to read $srcfile: $!", $cleanup);
-				}
-				my $offset = 0;
-				while ($len) {
-					defined($written = syswrite $destfd, $buf, $len, $offset)
-						or error("failed to write $file: $!", $cleanup);
-					$len -= $written;
-					$offset += $written;
-				}
-			}
+			fast_file_copy($srcfile, $file, $srcfd, @_);
 		});
 	}
 } #}}}
@@ -258,11 +245,11 @@ sub prune ($) { #{{{
 } #}}}
 
 sub refresh () { #{{{
-	# security check, avoid following symlinks in the srcdir path
+	# security check, avoid following symlinks in the srcdir path by default
 	my $test=$config{srcdir};
 	while (length $test) {
-		if (-l $test) {
-			error("symlink found in srcdir path ($test)");
+		if (-l $test && ! $config{allow_symlinks_before_srcdir}) {
+			error("symlink found in srcdir path ($test) -- set allow_symlinks_before_srcdir to allow this");
 		}
 		unless ($test=~s/\/+$//) {
 			$test=dirname($test);
@@ -283,7 +270,7 @@ sub refresh () { #{{{
 			if (file_pruned($_, $config{srcdir})) {
 				$File::Find::prune=1;
 			}
-			elsif (! -d $_ && ! -l $_) {
+			elsif (! -l $_ && ! -d _) {
 				my ($f)=/$config{wiki_file_regexp}/; # untaint
 				if (! defined $f) {
 					warn(sprintf(gettext("skipping bad filename %s"), $_)."\n");
@@ -304,7 +291,7 @@ sub refresh () { #{{{
 				if (file_pruned($_, $dir)) {
 					$File::Find::prune=1;
 				}
-				elsif (! -d $_ && ! -l $_) {
+				elsif (! -l $_ && ! -d _) {
 					my ($f)=/$config{wiki_file_regexp}/; # untaint
 					if (! defined $f) {
 						warn(sprintf(gettext("skipping bad filename %s"), $_)."\n");
@@ -314,8 +301,8 @@ sub refresh () { #{{{
 						# avoid underlaydir
 						# override attacks; see
 						# security.mdwn
-						if (! -e "$config{srcdir}/$f" && 
-						    ! -l "$config{srcdir}/$f") {
+						if (! -l "$config{srcdir}/$f" && 
+						    ! -e _) {
 						    	my $page=pagename($f);
 							if (! $exists{$page}) {
 								push @files, $f;
@@ -329,10 +316,13 @@ sub refresh () { #{{{
 	};
 
 	my (%rendered, @add, @del, @internal);
-
 	# check for added or removed pages
 	foreach my $file (@files) {
 		my $page=pagename($file);
+		if (exists $pagesources{$page} && $pagesources{$page} ne $file) {
+			# the page has changed its type
+			$forcerebuild{$page}=1;
+		}
 		$pagesources{$page}=$file;
 		if (! $pagemtime{$page}) {
 			if (isinternal($page)) {
@@ -352,7 +342,7 @@ sub refresh () { #{{{
 			}
 			$pagecase{lc $page}=$page;
 			if (! exists $pagectime{$page}) {
-				$pagectime{$page}=mtime(srcfile($file));
+				$pagectime{$page}=(srcfile_stat($file))[10];
 			}
 		}
 	}
@@ -383,16 +373,15 @@ sub refresh () { #{{{
 	my @needsbuild;
 	foreach my $file (@files) {
 		my $page=pagename($file);
-		
-		my $mtime=mtime(srcfile($file));
+		my ($srcfile, @stat)=srcfile_stat($file);
 		if (! exists $pagemtime{$page} ||
-		    $mtime > $pagemtime{$page} ||
+		    $stat[9] > $pagemtime{$page} ||
 	    	    $forcerebuild{$page}) {
-			$pagemtime{$page}=$mtime;
+			$pagemtime{$page}=$stat[9];
 			if (isinternal($page)) {
 				push @internal, $file;
 				# Preprocess internal page in scan-only mode.
-				preprocess($page, $page, readfile(srcfile($file)), 1);
+				preprocess($page, $page, readfile($srcfile), 1);
 			}
 			else {
 				push @needsbuild, $file;
@@ -516,8 +505,6 @@ sub refresh () { #{{{
 } #}}}
 
 sub commandline_render () { #{{{
-	loadplugins();
-	checkconfig();
 	lockwiki();
 	loadindex();
 	unlockwiki();
@@ -534,8 +521,8 @@ sub commandline_render () { #{{{
 	$content=filter($page, $page, $content);
 	$content=preprocess($page, $page, $content);
 	$content=linkify($page, $page, $content);
-	$content=htmlize($page, $type, $content);
-	$pagemtime{$page}=mtime($srcfile);
+	$content=htmlize($page, $page, $type, $content);
+	$pagemtime{$page}=(stat($srcfile))[9];
 
 	print genpage($page, $content);
 	exit 0;