Merge branch 'master' of ssh+git://dev.laptop.org/git/sugar

16 files changed, 234 insertions, 59 deletions

diff --git a/NEWS b/NEWS
index 0b6e8f0..1db2cef 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,4 @@
+* #4892: Use the engine to make sugar icons insensitive (benzea)
 * #4941: Add menu entry with dialog to show About this XO (erikos)
 * #5089: show frame shortly when adding object to clipboard (erikos)
 * #5097: Fix pasting text between activities through the clipboard. (tomeu)
diff --git a/bin/sugar-activity b/bin/sugar-activity
index 2e10922..c01b263 100755
--- a/bin/sugar-activity
+++ b/bin/sugar-activity
@@ -94,6 +94,17 @@ if len(args) == 0:
 bundle_path = os.environ['SUGAR_BUNDLE_PATH']
 sys.path.append(bundle_path)
 
+bundle = ActivityBundle(bundle_path)
+
+os.environ['SUGAR_BUNDLE_ID'] = bundle.get_bundle_id()
+os.environ['SUGAR_BUNDLE_NAME'] = bundle.get_name()
+
+gtk.icon_theme_get_default().append_search_path(bundle.get_icons_path())
+
+gettext.bindtextdomain(bundle.get_bundle_id(),
+                       bundle.get_locale_path())
+gettext.textdomain(bundle.get_bundle_id())
+
 splitted_module = args[0].rsplit('.', 1)
 module_name = splitted_module[0]
 class_name = splitted_module[1]
@@ -133,17 +144,6 @@ if options.single_process is True:
 if hasattr(module, 'start'):
     module.start()
 
-bundle = ActivityBundle(bundle_path)
-
-os.environ['SUGAR_BUNDLE_ID'] = bundle.get_bundle_id()
-os.environ['SUGAR_BUNDLE_NAME'] = bundle.get_name()
-
-gettext.bindtextdomain(bundle.get_bundle_id(),
-                       bundle.get_locale_path())
-gettext.textdomain(bundle.get_bundle_id())
-
-gtk.icon_theme_get_default().append_search_path(bundle.get_icons_path())
-
 create_activity_instance(constructor, handle)
 
 gtk.main()
diff --git a/lib/sugar/activity/activity.py b/lib/sugar/activity/activity.py
index 7c44981..96e757a 100644
--- a/lib/sugar/activity/activity.py
+++ b/lib/sugar/activity/activity.py
@@ -76,6 +76,10 @@ SCOPE_PRIVATE = "private"
 SCOPE_INVITE_ONLY = "invite"  # shouldn't be shown in UI, it's implicit when you invite somebody
 SCOPE_NEIGHBORHOOD = "public"
 
+J_DBUS_SERVICE = 'org.laptop.Journal'
+J_DBUS_PATH = '/org/laptop/Journal'
+J_DBUS_INTERFACE = 'org.laptop.Journal'
+
 class ActivityToolbar(gtk.Toolbar):
     """The Activity toolbar with the Journal entry title, sharing, Keep and Stop buttons
     
@@ -905,3 +909,9 @@ def get_activity_root():
         return os.environ['SUGAR_ACTIVITY_ROOT']
     else:
         raise RuntimeError("No SUGAR_ACTIVITY_ROOT set.")
+
+def show_object_in_journal(object_id):
+    bus = dbus.SessionBus()
+    obj = bus.get_object(J_DBUS_SERVICE, J_DBUS_PATH)
+    journal = dbus.Interface(obj, J_DBUS_INTERFACE)
+    journal.ShowObject(object_id)
diff --git a/lib/sugar/activity/activityfactory.py b/lib/sugar/activity/activityfactory.py
index 119dcea..835ec13 100644
--- a/lib/sugar/activity/activityfactory.py
+++ b/lib/sugar/activity/activityfactory.py
@@ -270,7 +270,7 @@ class ActivityCreationHandler(gobject.GObject):
     def _activate_error_handler(self, err):
         logging.error("Activity activation request failed %s" % err)
 
-    def _create_reply_handler(self, xid):
+    def _create_reply_handler(self):
         logging.debug("Activity created %s (%s)." %
             (self._handle.activity_id, self._service_name))
 
diff --git a/lib/sugar/activity/registry.py b/lib/sugar/activity/registry.py
index c21d4a5..ac672d5 100644
--- a/lib/sugar/activity/registry.py
+++ b/lib/sugar/activity/registry.py
@@ -29,15 +29,17 @@ def _activity_info_from_dict(info_dict):
     if not info_dict:
         return None
     return ActivityInfo(info_dict['name'], info_dict['icon'],
-                        info_dict['bundle_id'], info_dict['path'],
-                        info_dict['show_launcher'], info_dict['command'])
+                        info_dict['bundle_id'], info_dict['version'],
+                        info_dict['path'], info_dict['show_launcher'],
+                        info_dict['command'])
 
 class ActivityInfo(object):
-    def __init__(self, name, icon, bundle_id,
+    def __init__(self, name, icon, bundle_id, version,
                  path, show_launcher, command):
         self.name = name
         self.icon = icon
         self.bundle_id = bundle_id
+        self.version = version
         self.path = path
         self.command = command
         self.show_launcher = show_launcher
@@ -146,6 +148,8 @@ class ActivityRegistry(gobject.GObject):
         self._mime_type_to_activities.clear()
 
     def remove_bundle(self, bundle_path):
+        self._service_name_to_activity_info.clear()
+        self._mime_type_to_activities.clear()
         return self._registry.RemoveBundle(bundle_path)
 
     def _activity_removed_cb(self, info_dict):
diff --git a/lib/sugar/bundle/activitybundle.py b/lib/sugar/bundle/activitybundle.py
index ce1510f..ee72f80 100644
--- a/lib/sugar/bundle/activitybundle.py
+++ b/lib/sugar/bundle/activitybundle.py
@@ -22,10 +22,15 @@ import locale
 import os
 import tempfile
 
-from sugar.bundle.bundle import Bundle, MalformedBundleException
+from sugar.bundle.bundle import Bundle, MalformedBundleException, \
+    AlreadyInstalledException, RegistrationException, \
+    NotInstalledException
+
 from sugar import activity
 from sugar import env
 
+import logging
+
 class ActivityBundle(Bundle):
     """A Sugar activity bundle
     
@@ -204,8 +209,16 @@ class ActivityBundle(Bundle):
         else:
             return False
 
+    def need_upgrade(self):
+        act = activity.get_registry().get_activity(self._bundle_id)
+        if act is None or act.version != self._activity_version:
+            return True
+        else:
+            return False
+
     def install(self):
-        if self.is_installed():
+        act = activity.get_registry().get_activity(self._bundle_id)
+        if act is not None and act.path.startswith(env.get_user_activities_path()):
             raise AlreadyInstalledException
 
         install_dir = env.get_user_activities_path()
@@ -250,12 +263,21 @@ class ActivityBundle(Bundle):
         if not activity.get_registry().add_bundle(install_path):
             raise RegistrationException
 
-    def uninstall(self):
+    def uninstall(self, force=False):
         if self._unpacked:
             install_path = self._path
         else:
             if not self.is_installed():
                 raise NotInstalledException
+
+            act = activity.get_registry().get_activity(self._bundle_id)
+            if not force and act.version != self._activity_version:
+                logging.warning('Not uninstalling because different bundle present')
+                return
+            elif not act.path.startswith(env.get_user_activities_path()):
+                logging.warning('Not uninstalling system activity')
+                return
+
             install_path = os.path.join(env.get_user_activities_path(),
                                         self._zip_root_dir)
 
@@ -283,3 +305,17 @@ class ActivityBundle(Bundle):
         if not activity.get_registry().remove_bundle(install_path):
             raise RegistrationException
 
+    def upgrade(self):
+        act = activity.get_registry().get_activity(self._bundle_id)
+        if act is None:
+            logging.warning('Activity not installed')
+        elif act.path.startswith(env.get_user_activities_path()):
+            try:
+                self.uninstall(force=True)
+            except Exception, e:
+                logging.warning('Uninstall failed (%s), still trying to install newer bundle', e)
+        else:
+            logging.warning('Unable to uninstall system activity, installing upgraded version in user activities')
+
+        self.install()
+
diff --git a/lib/sugar/datastore/datastore.py b/lib/sugar/datastore/datastore.py
index 5238d18..334c866 100644
--- a/lib/sugar/datastore/datastore.py
+++ b/lib/sugar/datastore/datastore.py
@@ -160,10 +160,16 @@ class DSObject(object):
             if bundle_id is not None:
                 raise ValueError('Object is a bundle, cannot be resumed as an activity.')
 
+            logging.debug('Creating activity bundle')
             bundle = ActivityBundle(self.file_path)
             if not bundle.is_installed():
+                logging.debug('Installing activity bundle')
                 bundle.install()
+            elif bundle.need_upgrade():
+                logging.debug('Upgrading activity bundle')
+                bundle.upgrade()
 
+            logging.debug('activityfactory.creating bundle with id %r', bundle.get_bundle_id())
             activityfactory.create(bundle.get_bundle_id())
         else:
             if not self.get_activities() and bundle_id is None:
diff --git a/lib/sugar/graphics/icon.py b/lib/sugar/graphics/icon.py
index 2f88f5e..a739341 100644
--- a/lib/sugar/graphics/icon.py
+++ b/lib/sugar/graphics/icon.py
@@ -88,9 +88,10 @@ class _IconBuffer(object):
         self.cache = False
         self.scale = 1.0
 
-    def _get_cache_key(self):
+    def _get_cache_key(self, sensitive):
         return (self.icon_name, self.file_name, self.fill_color,
-                self.stroke_color, self.badge_name, self.width, self.height)
+                self.stroke_color, self.badge_name, self.width, self.height,
+                sensitive)
 
     def _load_svg(self, file_name):
         entities = {}
@@ -139,19 +140,22 @@ class _IconBuffer(object):
 
         return icon_info
 
-    def _draw_badge(self, context, size):
+    def _draw_badge(self, context, size, sensitive, widget):
         theme = gtk.icon_theme_get_default()
         badge_info = theme.lookup_icon(self.badge_name, size, 0)
         if badge_info:
             badge_file_name = badge_info.get_filename()
             if badge_file_name.endswith('.svg'):
                 handle = self._loader.load(badge_file_name, {}, self.cache)
-                handle.render_cairo(context)
+                pixbuf = handle.get_pixbuf()
             else:
                 pixbuf = gtk.gdk.pixbuf_new_from_file(badge_file_name)
-                surface = hippo.cairo_surface_from_gdk_pixbuf(pixbuf)
-                context.set_source_surface(surface, 0, 0)
-                context.paint()
+
+            if not sensitive:
+                pixbuf = self._get_insensitive_pixbuf(pixbuf, widget)
+            surface = hippo.cairo_surface_from_gdk_pixbuf(pixbuf)
+            context.set_source_surface(surface, 0, 0)
+            context.paint()
 
     def _get_size(self, icon_width, icon_height, padding):
         if self.width is not None and self.height is not None:
@@ -196,8 +200,30 @@ class _IconBuffer(object):
             self.stroke_color = None
             self.fill_color = None
 
-    def get_surface(self):
-        cache_key = self._get_cache_key()
+    def _get_insensitive_pixbuf (self, pixbuf, widget):
+        if not (widget and widget.style):
+            return pixbuf
+
+        icon_source = gtk.IconSource()
+        # Special size meaning "don't touch"
+        icon_source.set_size(-1)
+        icon_source.set_pixbuf(pixbuf)
+        icon_source.set_state(gtk.STATE_INSENSITIVE)
+        icon_source.set_direction_wildcarded(False)
+        icon_source.set_size_wildcarded(False)
+
+        # Please note that the pixbuf returned by this function is leaked
+        # with current stable versions of pygtk. The relevant bug is
+        # http://bugzilla.gnome.org/show_bug.cgi?id=502871
+        #   -- 2007-12-14 Benjamin Berg
+        pixbuf = widget.style.render_icon(icon_source, widget.get_direction(),
+                                          gtk.STATE_INSENSITIVE, -1, widget,
+                                          "sugar-icon")
+
+        return pixbuf
+
+    def get_surface(self, sensitive=True, widget=None):
+        cache_key = self._get_cache_key(sensitive)
         if cache_key in self._surface_cache:
             return self._surface_cache[cache_key]
 
@@ -230,8 +256,18 @@ class _IconBuffer(object):
 
         context.translate(padding, padding)
         if is_svg:
-            handle.render_cairo(context)
+            if sensitive:
+                handle.render_cairo(context)
+            else:
+                pixbuf = handle.get_pixbuf()
+                pixbuf = self._get_insensitive_pixbuf(pixbuf, widget)
+
+                pixbuf_surface = hippo.cairo_surface_from_gdk_pixbuf(pixbuf)
+                context.set_source_surface(pixbuf_surface, 0, 0)
+                context.paint()
         else:
+            if not sensitive:
+                pixbuf = self._get_insensitive_pixbuf(pixbuf, widget)
             pixbuf_surface = hippo.cairo_surface_from_gdk_pixbuf(pixbuf)
             context.set_source_surface(pixbuf_surface, 0, 0)
             context.paint()
@@ -239,7 +275,7 @@ class _IconBuffer(object):
         if self.badge_name:
             context.restore()
             context.translate(badge_info.attach_x, badge_info.attach_y)
-            self._draw_badge(context, badge_info.size)
+            self._draw_badge(context, badge_info.size, sensitive, widget)
 
         self._surface_cache[cache_key] = surface
 
@@ -307,7 +343,8 @@ class Icon(gtk.Image):
 
     def do_expose_event(self, event):
         self._sync_image_properties()
-        surface = self._buffer.get_surface()
+        sensitive = (self.state != gtk.STATE_INSENSITIVE)
+        surface = self._buffer.get_surface(sensitive, self)
         if surface is None:
             return
 
diff --git a/services/shell/activityregistryservice.py b/services/shell/activityregistryservice.py
index b4323ee..9c2dda7 100644
--- a/services/shell/activityregistryservice.py
+++ b/services/shell/activityregistryservice.py
@@ -113,6 +113,7 @@ class ActivityRegistry(dbus.service.Object):
         return {'name': bundle.get_name(),
                 'icon': bundle.get_icon(),
                 'bundle_id': bundle.get_bundle_id(),
+                'version': bundle.get_activity_version(),
                 'path': bundle.get_path(),
                 'command': bundle.get_command(),
                 'show_launcher': bundle.get_show_launcher()}
diff --git a/shell/model/Friends.py b/shell/model/Friends.py
index 2b7d6bf..6fc3e97 100644
--- a/shell/model/Friends.py
+++ b/shell/model/Friends.py
@@ -14,6 +14,7 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 
+import dbus
 import os
 from ConfigParser import ConfigParser
 
@@ -86,3 +87,28 @@ class Friends(gobject.GObject):
         fileobject = open(self._path, 'w')
         cp.write(fileobject)
         fileobject.close()
+
+        self._sync_friends()
+
+    def _sync_friends(self):
+        # XXX: temporary hack
+        # remove this when the shell service has a D-Bus API for buddies
+
+        def friends_synced():
+            pass
+
+        def friends_synced_error(e):
+            logging.error("Error asking presence service to sync friends: %s"
+                % e)
+
+        keys = []
+        for friend in self:
+            keys.append(friend.get_key())
+
+        bus = dbus.SessionBus()
+        ps = bus.get_object('org.laptop.Sugar.Presence',
+            '/org/laptop/Sugar/Presence')
+        psi = dbus.Interface(ps, 'org.laptop.Sugar.Presence')
+        psi.SyncFriends(keys,
+                reply_handler=friends_synced,
+                error_handler=friends_synced_error)
diff --git a/shell/view/Shell.py b/shell/view/Shell.py
index b9d259f..72aa3b1 100644
--- a/shell/view/Shell.py
+++ b/shell/view/Shell.py
@@ -20,6 +20,7 @@ import logging
 import tempfile
 import os
 import time
+import shutil
 
 import gobject
 import gtk
@@ -80,8 +81,16 @@ class Shell(gobject.GObject):
 
     def _start_journal_idle(self):
         # Mount the datastore in internal flash
-        datastore.mount(env.get_profile_path('datastore'), [],
-                        timeout=120 * DBUS_PYTHON_TIMEOUT_UNITS_PER_SECOND)
+        ds_path = env.get_profile_path('datastore')
+        try:
+            datastore.mount(ds_path, [], timeout=120 * \
+                                         DBUS_PYTHON_TIMEOUT_UNITS_PER_SECOND)
+        except:
+            # Don't explode if there's corruption; move the data out of the way
+            # and attempt to create a store from scratch.
+            shutil.move(ds_path, os.path.abspath(ds_path) + str(time.time()))
+            datastore.mount(ds_path, [], timeout=120 * \
+                                         DBUS_PYTHON_TIMEOUT_UNITS_PER_SECOND)
 
         # Checking for the bundle existence will also ensure
         # that the shell service is started up.
diff --git a/shell/view/frame/activitiestray.py b/shell/view/frame/activitiestray.py
index 6f8e89e..3dbf955 100644
--- a/shell/view/frame/activitiestray.py
+++ b/shell/view/frame/activitiestray.py
@@ -129,7 +129,7 @@ class ActivitiesTray(hippo.CanvasBox):
 
     def _activity_removed_cb(self, activity_registry, activity_info):
         for item in self._tray.get_children():
-            if item.get_bundle_id() == activity_info.service_name:
+            if item.get_bundle_id() == activity_info.bundle_id:
                 self._tray.remove_item(item)
                 return
 
diff --git a/shell/view/home/MeshBox.py b/shell/view/home/MeshBox.py
index ee8599c..a13aeba 100644
--- a/shell/view/home/MeshBox.py
+++ b/shell/view/home/MeshBox.py
@@ -74,7 +74,7 @@ class AccessPointView(PulsingIcon):
         # Update badge
         caps = model.props.capabilities
         if model.get_nm_network().is_favorite():
-            self.props.badge_name = "emblem-star"
+            self.props.badge_name = "emblem-favorite"
         elif (caps & NM_802_11_CAP_PROTO_WEP) or (caps & NM_802_11_CAP_PROTO_WPA) or (caps & NM_802_11_CAP_PROTO_WPA2):
             self.props.badge_name = "emblem-locked"
 
diff --git a/shell/view/home/activitiesdonut.py b/shell/view/home/activitiesdonut.py
index ebdf8be..8e09006 100755
--- a/shell/view/home/activitiesdonut.py
+++ b/shell/view/home/activitiesdonut.py
@@ -55,7 +55,7 @@ def html_to_rgb(html_color):
     return (r, g, b)
 
 class ActivityIcon(CanvasIcon):
-    _INTERVAL = 100
+    _INTERVAL = 200
 
     __gsignals__ = {
         'resume': (gobject.SIGNAL_RUN_FIRST,
diff --git a/tests/graphics/iconwidget.py b/tests/graphics/iconwidget.py
index 22d9276..cacf501 100644
--- a/tests/graphics/iconwidget.py
+++ b/tests/graphics/iconwidget.py
@@ -28,24 +28,60 @@ import common
 
 test = common.Test()
 
-icon = Icon(icon_name='go-previous')
-icon.props.icon_size = gtk.ICON_SIZE_LARGE_TOOLBAR
-test.pack_start(icon)
-icon.show()
-
-icon = Icon(icon_name='computer-xo', 
-            icon_size=gtk.ICON_SIZE_LARGE_TOOLBAR,
-            xo_color=XoColor())
-test.pack_start(icon)
-icon.show()
-
-icon = Icon(icon_name='battery-000',
-            icon_size=gtk.ICON_SIZE_LARGE_TOOLBAR,
-            badge_name='badge-busy')
-test.pack_start(icon)
-icon.show()
+hbox = gtk.HBox()
+test.pack_start(hbox)
+sensitive_box = gtk.VBox()
+insensitive_box = gtk.VBox()
+
+hbox.pack_start(sensitive_box)
+hbox.pack_start(insensitive_box)
+hbox.show_all()
+
+
+def create_icon_widgets(box, sensitive=True):
+    icon = Icon(icon_name='go-previous')
+    icon.props.icon_size = gtk.ICON_SIZE_LARGE_TOOLBAR
+    box.pack_start(icon)
+    icon.set_sensitive(sensitive)
+    icon.show()
+
+    icon = Icon(icon_name='computer-xo', 
+                icon_size=gtk.ICON_SIZE_LARGE_TOOLBAR,
+                xo_color=XoColor())
+    box.pack_start(icon)
+    icon.set_sensitive(sensitive)
+    icon.show()
+
+    icon = Icon(icon_name='battery-000',
+                icon_size=gtk.ICON_SIZE_LARGE_TOOLBAR,
+                badge_name='emblem-busy')
+    box.pack_start(icon)
+    icon.set_sensitive(sensitive)
+    icon.show()
+
+    icon = Icon(icon_name='gtk-new',
+                icon_size=gtk.ICON_SIZE_LARGE_TOOLBAR,
+                badge_name='gtk-cancel')
+    box.pack_start(icon)
+    icon.set_sensitive(sensitive)
+    icon.show()
+
+
+create_icon_widgets(sensitive_box, True)
+create_icon_widgets(insensitive_box, False)
 
 test.show()
 
+# This can be used to test for leaks by setting the LRU cache size
+# in icon.py to 1.
+#def idle_cb():
+#    import gc
+#    gc.collect()
+#    test.queue_draw()
+#    return True
+#
+#import gobject
+#gobject.idle_add(idle_cb)
+
 if __name__ == "__main__":
     common.main(test)
diff --git a/tests/lib/test_mime.py b/tests/lib/test_mime.py
index 88598fe..3df0ce6 100644
--- a/tests/lib/test_mime.py
+++ b/tests/lib/test_mime.py
@@ -20,28 +20,28 @@
 import sys
 import unittest
 
-from sugar import objects
+from sugar import mime
 
 class TestMime(unittest.TestCase):
     def test_from_file_name(self):
-        self.assertEqual(objects.mime.get_from_file_name('test.pdf'),
+        self.assertEqual(mime.get_from_file_name('test.pdf'),
                          'application/pdf')
 
     def test_choose_most_significant(self):
         # Mozilla's text in dnd
-        mime_type = objects.mime.choose_most_significant(
+        mime_type = mime.choose_most_significant(
                 ['text/plain', 'text/_moz_htmlcontext', 'text/unicode',
                  'text/html', 'text/_moz_htmlinfo'])
         self.assertEqual(mime_type, 'text/html')
         
         # Mozilla's text in c&v
-        mime_type = objects.mime.choose_most_significant(
+        mime_type = mime.choose_most_significant(
                 ['text/_moz_htmlcontext', 'STRING', 'text/html', 'text/_moz_htmlinfo',
                  'text/x-moz-url-priv', 'UTF8_STRING', 'COMPOUND_TEXT'])
         self.assertEqual(mime_type, 'text/html')
 
         # Mozilla gif in dnd
-        mime_type = objects.mime.choose_most_significant(
+        mime_type = mime.choose_most_significant(
                 ['application/x-moz-file-promise-url',
                  'application/x-moz-file-promise-dest-filename', 'text/_moz_htmlinfo',
                  'text/x-moz-url-desc', 'text/_moz_htmlcontext', 'text/x-moz-url-data',
@@ -49,24 +49,33 @@ class TestMime(unittest.TestCase):
         self.assertEqual(mime_type, 'text/uri-list')
 
         # Mozilla url in dnd
-        mime_type = objects.mime.choose_most_significant(
+        mime_type = mime.choose_most_significant(
                 ['text/_moz_htmlcontext', 'text/html', 'text/_moz_htmlinfo',
                  '_NETSCAPE_URL', 'text/x-moz-url', 'text/x-moz-url-desc',
                  'text/x-moz-url-data', 'text/plain', 'text/unicode'])
         self.assertEqual(mime_type, 'text/x-moz-url')
 
         # Abiword text in dnd
-        mime_type = objects.mime.choose_most_significant(
+        mime_type = mime.choose_most_significant(
                 ['text/rtf', 'text/uri-list'])
         self.assertEqual(mime_type, 'text/uri-list')
 
         # Abiword text in c&v
-        mime_type = objects.mime.choose_most_significant(
+        mime_type = mime.choose_most_significant(
                 ['UTF8_STRING', 'STRING', 'text/html', 'TEXT', 'text/rtf',
                  'COMPOUND_TEXT', 'application/rtf', 'text/plain',
                  'application/xhtml+xml'])
         self.assertEqual(mime_type, 'application/rtf')
 
+        # Abiword text in c&v
+        mime_type = mime.choose_most_significant(
+                ['GTK_TEXT_BUFFER_CONTENTS',
+                 'application/x-gtk-text-buffer-rich-text',
+                 'UTF8_STRING', 'COMPOUND_TEXT', 'TEXT', 'STRING',
+                 'text/plain;charset=utf-8', 'text/plain;charset=UTF-8',
+                 'text/plain'])
+        self.assertEqual(mime_type, 'text/plain')
+
 if __name__ == "__main__":
     unittest.main()