[#790] Add filter to output an array into an unordered list

446f9439 · Holger Just · 3c3eb2f7 · 446f9439
Commit 446f9439 authored Dec 26, 2011 by Holger Just
Hide whitespace changes
Inline Side-by-side

Showing with 17 additions and 0 deletions

filters.rb lib/chili_project/liquid/filters.rb +17 -0

No files found.
--- a/lib/chili_project/liquid/filters.rb
+++ b/lib/chili_project/liquid/filters.rb
@@ -54,6 +54,23 @@ module ChiliProject
      def strip(input)
        input.to_s.strip
      end
+
+      def to_list(array, header_or_depth = nil)
+        result = []
+        if header_or_depth.is_a?(String)
+          result << "\np. #{header_or_depth}\n"
+          depth = 1
+        else
+          if header_or_depth.respond_to?(:to_i)
+            depth = [1, header_or_depth.to_i].max
+          else
+            depth = 1
+          end
+        end
+
+        result += (array || []).collect{|elm| "#{"*" * depth.to_i } #{elm.to_s}"}
+        result.join("\n")
+      end
    end

    Template.register_filter(OverriddenFilters)