Commit b8cc9d7f1a7af82d6591b0d46dcb9a7e0ea30206

Authored by Daniela Feitosa
2 parents 602594d6 a5b37281

Merge commit 'refs/merge-requests/13' of git://gitorious.org/noosfero/noosfero i…

…nto merge-requests/13
app/models/environment.rb
... ... @@ -9,6 +9,13 @@ class Environment < ActiveRecord::Base
9 9  
10 10 has_many :tasks, :dependent => :destroy, :as => 'target'
11 11  
  12 + IDENTIFY_SCRIPTS = /(?:php[0-9s]?(\..*)?|[sp]htm[l]?(\..*)?|pl|py|cgi|rb)/
  13 +
  14 + def self.verify_filename(filename)
  15 + filename += '.txt' if filename =~ IDENTIFY_SCRIPTS
  16 + return filename
  17 + end
  18 +
12 19 PERMISSIONS['Environment'] = {
13 20 'view_environment_admin_panel' => N_('View environment admin panel'),
14 21 'edit_environment_features' => N_('Edit environment features'),
... ...
app/models/image.rb
... ... @@ -4,6 +4,8 @@ class Image < ActiveRecord::Base
4 4 Image.attachment_options[:max_size]
5 5 end
6 6  
  7 + sanitize_filename
  8 +
7 9 has_attachment :content_type => :image,
8 10 :storage => :file_system,
9 11 :path_prefix => 'public/image_uploads',
... ...
app/models/thumbnail.rb
... ... @@ -3,5 +3,7 @@ class Thumbnail < ActiveRecord::Base
3 3 :content_type => :image, :max_size => 5.megabytes
4 4 validates_as_attachment
5 5  
  6 + sanitize_filename
  7 +
6 8 postgresql_attachment_fu
7 9 end
... ...
app/models/uploaded_file.rb
... ... @@ -18,6 +18,8 @@ class UploadedFile < Article
18 18  
19 19 validates_size_of :title, :maximum => 60, :if => (lambda { |file| !file.title.blank? })
20 20  
  21 + sanitize_filename
  22 +
21 23 before_create do |uploaded_file|
22 24 uploaded_file.is_image = true if uploaded_file.image?
23 25 end
... ...
config/initializers/active_record_extensions.rb 0 → 100644
... ... @@ -0,0 +1 @@
  1 +require 'upload_sanitizer'
... ...
lib/upload_sanitizer.rb 0 → 100644
... ... @@ -0,0 +1,13 @@
  1 +module UploadSanitizer
  2 + def self.included(base)
  3 + base.extend(ClassMethods)
  4 + end
  5 +
  6 + module ClassMethods
  7 + def sanitize_filename
  8 + before_create { |file| file.filename = Environment.verify_filename(file.filename) }
  9 + end
  10 + end
  11 +end
  12 +
  13 +ActiveRecord::Base.send(:include, UploadSanitizer)
... ...
test/unit/environment_test.rb
... ... @@ -1123,4 +1123,21 @@ class EnvironmentTest < Test::Unit::TestCase
1123 1123 assert_no_match /9999/, env.default_hostname
1124 1124 end
1125 1125  
  1126 + should 'identify scripts with regex' do
  1127 + scripts_extensions = %w[php php1 php4 phps php.bli cgi shtm phtm shtml phtml pl py rb]
  1128 + name = 'uploaded_file'
  1129 + scripts_extensions.each do |extension|
  1130 + assert_not_nil name+'.'+extension =~ Environment::IDENTIFY_SCRIPTS
  1131 + end
  1132 + end
  1133 +
  1134 + should 'verify filename and append .txt if script' do
  1135 + scripts_extensions = %w[php php1 php4 phps php.bli cgi shtm phtm shtml phtml pl py rb]
  1136 + name = 'uploaded_file'
  1137 + scripts_extensions.each do |extension|
  1138 + filename = name+'.'+extension
  1139 + assert_equal filename+'.txt', Environment.verify_filename(filename)
  1140 + end
  1141 + end
  1142 +
1126 1143 end
... ...
test/unit/image_test.rb
... ... @@ -118,4 +118,9 @@ class ImageTest < Test::Unit::TestCase
118 118 file.destroy
119 119 end
120 120  
  121 + should 'not allow script files to be uploaded without append .txt in the end' do
  122 + file = Image.create!(:uploaded_data => fixture_file_upload('files/hello_world.php', 'image/png'))
  123 + assert_equal 'hello_world.php.txt', file.filename
  124 + end
  125 +
121 126 end
... ...
test/unit/thumbnail_test.rb
... ... @@ -9,5 +9,10 @@ class ThumbnailTest < Test::Unit::TestCase
9 9 assert_match 'image/', item
10 10 end
11 11 end
  12 +
  13 + should 'not allow script files to be uploaded without append .txt in the end' do
  14 + file = Thumbnail.create!(:uploaded_data => fixture_file_upload('files/hello_world.php', 'image/png'))
  15 + assert_equal 'hello_world.php.txt', file.filename
  16 + end
12 17  
13 18 end
... ...
test/unit/uploaded_file_test.rb
... ... @@ -325,4 +325,9 @@ class UploadedFileTest < Test::Unit::TestCase
325 325 uses_sqlite
326 326 end
327 327  
  328 + should 'not allow script files to be uploaded without append .txt in the end' do
  329 + file = UploadedFile.create!(:uploaded_data => fixture_file_upload('files/hello_world.php', 'application/x-php'), :profile => @profile)
  330 + assert_equal 'hello_world.php.txt', file.filename
  331 + end
  332 +
328 333 end
... ...