Adds a setting to limit the size of text attachments that can be displayed by the file viewer (default set to 512KB). Larger files are sent for download.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@2503 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/attachments_controller.rb

@@ -26,7 +26,7 @@ class AttachmentsController < ApplicationController
     if @attachment.is_diff?
       @diff = File.new(@attachment.diskfile, "rb").read
       render :action => 'diff'
-    elsif @attachment.is_text?
+    elsif @attachment.is_text? && @attachment.filesize <= Setting.setting_file_max_size_displayed.to_i.kilobyte
       @content = File.new(@attachment.diskfile, "rb").read
       render :action => 'file'
     else

app/views/settings/_general.rhtml

@@ -33,6 +33,9 @@
 <p><label><%= l(:setting_feeds_limit) %></label>
 <%= text_field_tag 'settings[feeds_limit]', Setting.feeds_limit, :size => 6 %></p>
 
+<p><label><%= l(:setting_file_max_size_displayed) %></label>
+<%= text_field_tag 'settings[setting_file_max_size_displayed]', Setting.setting_file_max_size_displayed, :size => 6 %> KB</p>
+
 <p><label><%= l(:setting_diff_max_lines_displayed) %></label>
 <%= text_field_tag 'settings[diff_max_lines_displayed]', Setting.diff_max_lines_displayed, :size => 6 %></p>
 </div>