Adds text formatting to documents index (#202).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@3602 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/helpers/application_helper.rb

@@ -263,6 +263,16 @@ module ApplicationHelper
   def truncate_single_line(string, *args)
     truncate(string.to_s, *args).gsub(%r{[\r\n]+}m, ' ')
   end
+  
+  # Truncates at line break after 250 characters or options[:length]
+  def truncate_lines(string, options={})
+    length = options[:length] || 250
+    if string.to_s =~ /\A(.{#{length}}.*?)$/m
+      "#{$1}..."
+    else
+      string
+    end
+  end
 
   def html_hours(text)
     text.gsub(%r{(\d+)\.(\d+)}, '<span class="hours hours-int">\1</span><span class="hours hours-dec">.\2</span>')

app/views/documents/_document.rhtml

@@ -1,3 +1,6 @@
-<p><%= link_to h(document.title), :controller => 'documents', :action => 'show', :id => document %><br />
-<% unless document.description.blank? %><%=h(truncate(document.description, :length => 250)) %><br /><% end %>
-<em><%= format_time(document.updated_on) %></em></p>
+<h4><%= link_to h(document.title), :controller => 'documents', :action => 'show', :id => document %></h4>
+<p><em><%= format_time(document.updated_on) %></em></p>
+
+<div class="wiki">
+	<%= textilizable(truncate_lines(document.description)) %>
+</div>