Improve source references for binary items.

[homepage.git] / lib / helpers.rb

diff --git a/lib/helpers.rb b/lib/helpers.rb
index d2f3a7c1fe1ab2cdffdd1850d867a56b4811e176..acaa61289dd8352c66d6e1273773ef83c78eb893 100644 (file)
--- a/lib/helpers.rb
+++ b/lib/helpers.rb
@@ -35,12 +35,10 @@ end
 
 def item_source(item = @item)
     filename = "content" + item.identifier
+    filebase = filename.chomp(File.extname(filename))
 
-    if File.file? filename then
-        return filename
-    end
-
-    return nil
+    [ if item.binary? then filebase + ".yaml" end,
+      filename].compact.find { |f| File.file? f }
 end
 
 def item_uri(item = @item, rep: :default)
@@ -63,3 +61,17 @@ def item_longdesc(item)
     p = xml.xpath('//xhtml:p', Xmlns)
     if p.empty? then nil else p[0].xpath('string(.)') end
 end
+
+def human_filesize(size)
+    units = ["B", "KiB", "MiB", "GiB"]
+
+    for unit in units
+        if (size < 1024)
+            break
+        end
+
+        size /= 1024.0
+    end
+
+    sprintf("%.1f %s", size + 0.05, unit)
+end