[issue #64] User names are clickable.

app/helpers/wiki_helper.rb

@@ -88,6 +88,15 @@ module WikiHelper
     @page.version.author.name
   end
 
+  def author_email
+    @page.version.author.email
+  end
+
+  def user_path_by_email(author_email)
+    user = User.find_by_email(author_email)
+    (!!user) ? user_path(user) : 'javascript:void(0)'
+  end
+
   def date
     @page.version.authored_date.strftime("%Y-%m-%d %H:%M:%S")
   end

app/views/wiki/_history.html.haml

@@ -13,7 +13,7 @@
               %td.checkbox
                 = check_box_tag "versions[]", v.id
               %td.author
-                = link_to "javascript:void(0)" do
+                = link_to user_path_by_email(v.author.email) do
                   %img{:src => gravatar_url(v.author.email), :alt => "avatar: #{v.author.name}", :class => "mini-gravatar"}
                   %span.username= v.author.name
               %td.commit-name

app/views/wiki/_page.html.haml

@@ -14,7 +14,7 @@
   %p#last-edit
     = t("layout.wiki.last_edited_by")
     %b
-      = author
+      = link_to author, user_path_by_email(author_email)
     = time_ago_in_words date.to_time - 4.hours, true
     = t("layout.time.ago")
   - unless action_name == 'preview' or cannot? :write, @project

config/locales/en.yml

@@ -83,7 +83,7 @@ en:
       Sunday: Sunday
 
     time:
-      ago: назад
+      ago: ago
 
     menu:
       categories: Catalogue