X-Git-Url: http://nitlanguage.org

diff --git a/contrib/nitiwiki/src/wiki_html.nit b/contrib/nitiwiki/src/wiki_html.nit
index 8bb91f8..ab79f09 100644
--- a/contrib/nitiwiki/src/wiki_html.nit
+++ b/contrib/nitiwiki/src/wiki_html.nit
@@ -36,7 +36,7 @@ redef class Nitiwiki
 		var src = expand_path(config.root_dir, config.assets_dir)
 		var out = expand_path(config.root_dir, config.out_dir)
 		if need_render(src, expand_path(out, config.assets_dir)) then
-			if src.file_exists then sys.system "cp -R {src} {out}"
+			if src.file_exists then sys.system "cp -R -- {src.escape_to_sh} {out.escape_to_sh}"
 		end
 	end
 
@@ -83,18 +83,21 @@ redef class WikiSection
 		if is_new then
 			out_full_path.mkdir
 		else
-			sys.system "touch {out_full_path}"
+			sys.system "touch -- {out_full_path.escape_to_sh}"
 		end
 		if has_source then
-			wiki.message("Render section {out_path}", 1)
+			wiki.message("Render section {name} -> {out_path}", 1)
 			copy_files
 		end
 		var index = self.index
 		if index isa WikiSectionIndex then
-			wiki.message("Render auto-index for section {out_path}", 1)
+			wiki.message("Render auto-index for section {name} -> {out_path}", 1)
 			index.is_dirty = true
 			add_child index
 		end
+		# Hack: Force the rendering of `index` first so that trails are collected
+		# TODO: Add first-pass analysis to collect global information before doing the rendering
+		index.render
 		super
 	end
 
@@ -109,7 +112,7 @@ redef class WikiSection
 			var src = wiki.expand_path(dir, name)
 			var out = wiki.expand_path(out_full_path, name)
 			if not wiki.need_render(src, out) then continue
-			sys.system "cp -R {src} {out_full_path}"
+			sys.system "cp -R -- {src.escape_to_sh} {out_full_path.escape_to_sh}"
 		end
 	end
 
@@ -133,15 +136,15 @@ redef class WikiSection
 	# </ul>
 	# ~~~
 	fun tpl_tree(limit: Int): Template do
-		return tpl_tree_intern(limit, 1)
+		return tpl_tree_intern(limit, 1, self)
 	end
 
 	# Build the template tree for this section recursively.
-	protected fun tpl_tree_intern(limit, count: Int): Template do
+	protected fun tpl_tree_intern(limit, count: Int, context: WikiEntry): Template do
 		var out = new Template
 		var index = index
 		out.add "<li>"
-		out.add tpl_link(self)
+		out.add tpl_link(context)
 		if (limit < 0 or count < limit) and
 		   (children.length > 1 or (children.length == 1)) then
 			out.add " <ul>"
@@ -149,10 +152,10 @@ redef class WikiSection
 				if child == index then continue
 				if child isa WikiArticle then
 					out.add "<li>"
-					out.add child.tpl_link(self)
+					out.add child.tpl_link(context)
 					out.add "</li>"
 				else if child isa WikiSection and not child.is_hidden then
-					out.add child.tpl_tree_intern(limit, count + 1)
+					out.add child.tpl_tree_intern(limit, count + 1, context)
 				end
 			end
 			out.add " </ul>"
@@ -175,8 +178,8 @@ redef class WikiArticle
 	redef fun render do
 		super
 		if not is_dirty and not wiki.force_render then return
-		wiki.message("Render article {name}", 2)
 		var file = out_full_path
+		wiki.message("Render article {name} -> {file}", 1)
 		file.dirname.mkdir
 		tpl_page.write_to_file file
 	end
@@ -185,6 +188,9 @@ redef class WikiArticle
 	# Load a template and resolve page-related macros
 	fun load_template(template_file: String): TemplateString do
 		var tpl = wiki.load_template(template_file)
+		if tpl.has_macro("ROOT_URL") then
+			tpl.replace("ROOT_URL", root_href)
+		end
 		return tpl
 	end
 
@@ -203,6 +209,9 @@ redef class WikiArticle
 		if tpl.has_macro("FOOTER") then
 			tpl.replace("FOOTER", tpl_footer)
 		end
+		if tpl.has_macro("TRAIL") then
+			tpl.replace("TRAIL", tpl_trail)
+		end
 		return tpl
 	end
 
@@ -287,6 +296,41 @@ redef class WikiArticle
 		return tpl
 	end
 
+	# Generate navigation links for the trail of this article, if any.
+	#
+	# A trail is generated if the article include or is included in a trail.
+	# See `wiki.trails` for details.
+	fun tpl_trail: Writable do
+		if not wiki.trails.has(self) then return ""
+
+		# Get the position of `self` in the trail
+		var flat = wiki.trails.to_a
+		var pos = flat.index_of(self)
+		assert pos >= 0
+
+		var res = new Template
+		res.add "<ul class=\"trail\">"
+		var parent = wiki.trails.parent(self)
+		# Up and prev are disabled on a root
+		if parent != null then
+			if pos > 0 then
+				var target = flat[pos-1]
+				res.add "<li>{target.a_from(self, "prev")}</li>"
+			end
+			res.add "<li>{parent.a_from(self, "up")}</li>"
+		end
+		if pos < flat.length - 1 then
+			var target = flat[pos+1]
+			# Only print the next if it is not a root
+			if target.parent != null then
+				res.add "<li>{target.a_from(self, "next")}</li>"
+			end
+		end
+		res.add "</ul>"
+
+		return res
+	end
+
 	# Generate the HTML footer for this article.
 	fun tpl_footer: Writable do
 		var file = footer_file