Pippy eats its tail!

Pippy is now a Pippy application; it can be loaded in Pippy and 'make bundle'
on it will return a bundle (almost) identical to the original Pippy
application.

1 files changed, 748 insertions, 0 deletions

diff --git a/pippy_app.py b/pippy_app.py
new file mode 100644
index 0000000..e63de51
--- /dev/null
+++ b/pippy_app.py
@@ -0,0 +1,748 @@
+# Copyright 2007 Chris Ball, based on Collabora's "hellomesh" demo.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+"""Pippy Activity: A simple Python programming activity ."""
+from __future__ import with_statement
+import gtk
+import logging
+import telepathy
+import telepathy.client
+import pango
+import vte
+import re, os, os.path
+import gobject
+
+from signal import SIGTERM
+from gettext import gettext as _
+from dbus.service import method, signal
+from dbus.gobject_service import ExportedGObject
+
+from sugar.activity.activity import Activity, ActivityToolbox, get_bundle_path
+from sugar.presence import presenceservice
+
+
+SERVICE = "org.laptop.Pippy"
+IFACE = SERVICE
+PATH = "/org/laptop/Pippy"
+
+class PippyActivity(Activity):
+    """Pippy Activity as specified in activity.info"""
+    def __init__(self, handle):
+        """Set up the Pippy activity."""
+        Activity.__init__(self, handle)
+        self._logger = logging.getLogger('pippy-activity')
+
+        # Top toolbar with share and close buttons:
+        toolbox = ActivityToolbox(self)
+        # add 'make bundle' entry to 'keep' palette.
+        palette = toolbox.get_activity_toolbar().keep.get_palette()
+        # XXX: should clear out old palette entries?
+        from sugar.graphics.menuitem import MenuItem
+        from sugar.graphics.icon import Icon
+        menu_item = MenuItem(_('As Pippy Document'))
+        menu_item.set_image(Icon(file=('%s/activity/activity-icon.svg' % get_bundle_path()), icon_size=gtk.ICON_SIZE_MENU))
+        menu_item.connect('activate', self.keepbutton_cb)
+        palette.menu.append(menu_item)
+        menu_item.show()
+        menu_item = MenuItem(_('As Activity Bundle'))
+        menu_item.set_image(Icon(file=('%s/activity/activity-default.svg' % get_bundle_path()), icon_size=gtk.ICON_SIZE_MENU))
+        menu_item.connect('activate', self.makebutton_cb)
+        palette.menu.append(menu_item)
+        menu_item.show()
+        self.set_toolbox(toolbox)
+        toolbox.show()
+
+        # Main layout.
+        hbox = gtk.HBox()
+        vbox = gtk.VBox()
+        
+        # The sidebar.
+        self.model = gtk.TreeStore(gobject.TYPE_PYOBJECT, gobject.TYPE_STRING)
+        treeview = gtk.TreeView(self.model)
+        cellrenderer = gtk.CellRendererText()
+        treecolumn = gtk.TreeViewColumn(_("Examples"), cellrenderer, text=1)
+        treeview.get_selection().connect("changed", self.selection_cb)
+        treeview.append_column(treecolumn)
+        treeview.set_size_request(220, 900)
+
+        # Create scrollbars around the view.
+        scrolled = gtk.ScrolledWindow()
+        scrolled.add(treeview)
+        hbox.pack_start(scrolled)
+
+        for root, dirs, files in os.walk(get_bundle_path() + '/data/', topdown=True):
+            for i in dirs:
+                self._logger.debug("dir %s" % i)
+                direntry = { "name": _(i), "path": root + i + "/" }
+                olditer = self.model.insert_before(None, None)
+                self.model.set_value(olditer, 0, direntry)
+                self.model.set_value(olditer, 1, direntry["name"])
+                
+                for _file in sorted(os.listdir(os.path.join(root, i))):
+                    self._logger.debug("file %s" % _file)
+                    entry = { "name": _(_file.capitalize()),
+                              "path": os.path.join(root, i, _file) }
+                    _iter = self.model.insert_before(olditer, None)
+                    self.model.set_value(_iter, 0, entry)
+                    self.model.set_value(_iter, 1, entry["name"])
+
+        treeview.expand_all()
+
+        # Source buffer
+        import gtksourceview2
+        self.text_buffer = gtksourceview2.Buffer()
+        lang_manager = gtksourceview2.language_manager_get_default()
+        langs = lang_manager.list_languages()
+        for lang in langs:
+            for m in lang.get_mime_types():
+                if m == "text/x-python":
+                    self.text_buffer.set_language(lang)
+
+        self.text_buffer.set_highlight(True)
+
+        # The GTK source view window
+        self.text_view = gtksourceview2.View(self.text_buffer)
+        self.text_view.set_size_request(900, 350)
+        self.text_view.set_editable(True)
+        self.text_view.set_cursor_visible(True)
+        self.text_view.set_show_line_numbers(True)
+        self.text_view.set_wrap_mode(gtk.WRAP_CHAR)
+        self.text_view.modify_font(pango.FontDescription("Monospace 10"))
+
+        # We could change the color theme here, if we want to.
+        #mgr = gtksourceview2.style_manager_get_default()
+        #style_scheme = mgr.get_scheme('kate')
+        #self.text_buffer.set_style_scheme(style_scheme)
+
+        codesw = gtk.ScrolledWindow()
+        codesw.set_policy(gtk.POLICY_AUTOMATIC,
+                      gtk.POLICY_AUTOMATIC)
+        codesw.add(self.text_view)
+        vbox.pack_start(codesw)
+
+        # An hbox for the buttons
+        buttonhbox = gtk.HBox()
+
+        # The "go" button
+        gobutton = gtk.Button(label=_("Run!"))
+        gobutton.connect('clicked', self.gobutton_cb)
+        gobutton.set_size_request(800, 2)
+        buttonhbox.pack_start(gobutton)
+
+        # The "stop" button
+        stopbutton = gtk.Button(label=_("Stop!"))
+        stopbutton.connect('clicked', self.stopbutton_cb)
+        stopbutton.set_size_request(200, 2)
+        buttonhbox.pack_end(stopbutton)
+
+        vbox.pack_start(buttonhbox)
+
+        # An hbox to hold the vte window and its scrollbar.
+        outbox = gtk.HBox()
+        
+        # The vte python window
+        self._vte = vte.Terminal()
+        self._vte.set_size(30, 5)
+        self._vte.set_size_request(200, 300)
+        font = 'Monospace 10'
+        self._vte.set_font(pango.FontDescription(font))
+        self._vte.set_colors(gtk.gdk.color_parse ('#000000'),
+                             gtk.gdk.color_parse ('#E7E7E7'),
+                             [])
+        self._vte.connect('child_exited', self.child_exited_cb)
+        self._child_exited_handler = None
+        outbox.pack_start(self._vte)
+        
+        outsb = gtk.VScrollbar(self._vte.get_adjustment())
+        outsb.show()
+        outbox.pack_start(outsb, False, False, 0)
+        vbox.pack_end(outbox)
+        hbox.pack_end(vbox)
+        self.set_canvas(hbox)
+        self.show_all()
+
+        
+        self.hellotube = None
+
+        # get the Presence Service
+        self.pservice = presenceservice.get_instance()
+        name, path = self.pservice.get_preferred_connection()
+        self.tp_conn_name = name
+        self.tp_conn_path = path
+        self.conn = telepathy.client.Connection(name, path)
+        self.initiating = None
+        
+        self.connect('shared', self._shared_cb)
+
+        # Buddy object for you
+        owner = self.pservice.get_owner()
+        self.owner = owner
+
+        if self._shared_activity:
+            # we are joining the activity
+            self.connect('joined', self._joined_cb)
+            self._shared_activity.connect('buddy-joined',
+                                          self._buddy_joined_cb)
+            self._shared_activity.connect('buddy-left',
+                                          self._buddy_left_cb)
+            if self.get_shared():
+                # we've already joined
+                self._joined_cb()
+
+    def selection_cb(self, column):
+        self.save()
+        model, _iter = column.get_selected()
+        value = model.get_value(_iter,0)
+        self._logger.debug("clicked! %s" % value['path'])
+        _file = open(value['path'], 'r')
+        lines = _file.readlines()
+        self.text_buffer.set_text("".join(lines))
+        self.metadata['title'] = value['name']
+        self._reset_vte()
+        self.text_view.grab_focus()
+
+    def _write_text_buffer(self, filename):
+        start, end = self.text_buffer.get_bounds()
+        text = self.text_buffer.get_text(start, end)
+
+        with open(filename, 'w') as f:
+            for line in text:
+                f.write(line)
+    def _reset_vte(self):
+        self._vte.grab_focus()
+        self._vte.feed("\x1B[H\x1B[J\x1B[0;39m")
+
+    def gobutton_cb(self, button):
+        self.stopbutton_cb(button) # try stopping old code first.
+        self._reset_vte()
+        
+        # FIXME: We're losing an odd race here
+        # gtk.main_iteration(block=False)
+        
+        pippy_app_name = '%s/tmp/pippy_app.py' % self.get_activity_root()
+        self._write_text_buffer(pippy_app_name)
+
+        self._pid = self._vte.fork_command \
+                    (command="/bin/sh",
+                     argv=["/bin/sh", "-c",
+                           "python %s; sleep 1" % pippy_app_name],
+                     envv=["PYTHONPATH=%s/library" % get_bundle_path()],
+                     directory=get_bundle_path())
+
+    def stopbutton_cb(self, button):
+        try:
+            os.kill(self._pid, SIGTERM)
+        except:
+            pass # process must already be dead.
+
+    def keepbutton_cb(self, __):
+        self.copy()
+
+    def makebutton_cb(self, __):
+        from shutil import copytree, copy2, rmtree
+        from tempfile import mkdtemp
+        # get the name of this pippy program.
+        title = self.metadata['title']
+        if title == 'Pippy Activity':
+            from sugar.graphics.alert import Alert
+            from sugar.graphics.icon import Icon
+            alert = Alert()
+            alert.props.title =_ ('Save as Activity Error')
+            alert.props.msg = _('Please give your activity a meaningful name before attempting to save it as an activity.')
+            ok_icon = Icon(icon_name='dialog-ok')
+            alert.add_button(gtk.RESPONSE_OK, _('Ok'), ok_icon)
+            alert.connect('response', self.dismiss_alert_cb)
+            self.add_alert(alert)
+            return
+        self.stopbutton_cb(None) # try stopping old code first.
+        self._reset_vte()
+        self._vte.feed(_("Creating activity bundle...\r\n"))
+        app_temp = mkdtemp('.activity', 'Pippy',
+                           '%s/tmp/' % self.get_activity_root())
+        sourcefile = os.path.join(app_temp, 'xyzzy.py')
+        # invoke ourself to build the activity bundle.
+        try:
+            # write out application code
+            self._write_text_buffer(sourcefile)
+            # hook up a callback for when the bundle builder is done.
+            # we can't use gobject.child_watch_add because vte will reap our
+            # children before we can.
+            self._child_exited_handler = lambda: self.bundle_cb(title, app_temp)
+            # invoke bundle builder
+            self._pid = self._vte.fork_command \
+                    (command="/usr/bin/python",
+                     argv=["/usr/bin/python",
+                           "%s/pippy_app.py" % get_bundle_path(),
+                           '-p', '%s/library' % get_bundle_path(),
+                           '-d', app_temp,
+                           title, sourcefile],
+                     directory=app_temp)
+        except:
+            rmtree(app_temp, ignore_errors=True) # clean up!
+            raise
+
+    def child_exited_cb(self, *args):
+        """Called whenever a child exits.  If there's a handler, run it."""
+        h, self._child_exited_handler = self._child_exited_handler, None
+        if h is not None: h()
+
+    def bundle_cb(self, title, app_temp):
+        """Called when we're done building a bundle for a source file."""
+        from sugar import profile
+        from shutil import rmtree
+        from sugar.datastore import datastore
+        try:
+            # find the .xo file: were we successful?
+            bundle_file=[ f for f in os.listdir(app_temp) if f.endswith('.xo') ]
+            if len(bundle_file) != 1:
+                self._logger.debug("Couldn't find bundle: %s"%str(bundle_file))
+                return # something went wrong.
+            # hand off to journal
+            jobject = datastore.create()
+            metadata = {
+                'title': '%s Bundle' % title,
+                'title_set_by_user': '1',
+                'buddies': '',
+                'preview': '',
+                'icon-color': profile.get_color().to_string(),
+                'mime_type': 'application/vnd.olpc-sugar',
+            }
+            for k, v in metadata.items():
+                jobject.metadata[k] = v # the dict.update method is missing =(
+            jobject.file_path = os.path.join(app_temp, bundle_file[0])
+            datastore.write(jobject)
+            jobject.destroy()
+            self._vte.feed("\r\n")
+            self._vte.feed(_("Activity saved to journal."))
+            self._vte.feed("\r\n")
+            # XXX SHOULD SWITCH TO JOURNAL.
+        finally:
+            rmtree(app_temp, ignore_errors=True) # clean up!
+
+    def dismiss_alert_cb(self, alert, response_id):
+        self.remove_alert(alert)
+
+    def write_file(self, file_path):
+        self.metadata['mime_type'] = 'text/x-python'
+        start, end = self.text_buffer.get_bounds()
+        text = self.text_buffer.get_text(start, end)
+        _file = open(file_path, 'w')
+        _file.write(text)
+    
+    def read_file(self, file_path):
+        text = open(file_path).read()
+        self.text_buffer.set_text(text)
+        
+    def _shared_cb(self, activity):
+        self._logger.debug('My activity was shared')
+        self.initiating = True
+        self._setup()
+
+        for buddy in self._shared_activity.get_joined_buddies():
+            self._logger.debug('Buddy %s is already in the activity' %
+                buddy.props.nick)
+
+        self._shared_activity.connect('buddy-joined', self._buddy_joined_cb)
+        self._shared_activity.connect('buddy-left', self._buddy_left_cb)
+
+        self._logger.debug('This is my activity: making a tube...')
+        _id = self.tubes_chan[telepathy.CHANNEL_TYPE_TUBES].OfferDBusTube(
+            SERVICE, {})
+
+    # presence service should be tubes-aware and give us more help
+    # with this
+    def _setup(self):
+        if self._shared_activity is None:
+            self._logger.error('Failed to share or join activity')
+            return
+
+        bus_name, conn_path, channel_paths =\
+            self._shared_activity.get_channels()
+
+        # Work out what our room is called and whether we have Tubes already
+        room = None
+        tubes_chan = None
+        text_chan = None
+        for channel_path in channel_paths:
+            channel = telepathy.client.Channel(bus_name, channel_path)
+            htype, handle = channel.GetHandle()
+            if htype == telepathy.HANDLE_TYPE_ROOM:
+                self._logger.debug('Found our room: it has handle#%d "%s"',
+                    handle, self.conn.InspectHandles(htype, [handle])[0])
+                room = handle
+                ctype = channel.GetChannelType()
+                if ctype == telepathy.CHANNEL_TYPE_TUBES:
+                    self._logger.debug('Found our Tubes channel at %s', channel_path)
+                    tubes_chan = channel
+                elif ctype == telepathy.CHANNEL_TYPE_TEXT:
+                    self._logger.debug('Found our Text channel at %s', channel_path)
+                    text_chan = channel
+
+        if room is None:
+            self._logger.error("Presence service didn't create a room")
+            return
+        if text_chan is None:
+            self._logger.error("Presence service didn't create a text channel")
+            return
+
+        # Make sure we have a Tubes channel - PS doesn't yet provide one
+        if tubes_chan is None:
+            self._logger.debug("Didn't find our Tubes channel, requesting one...")
+            tubes_chan = self.conn.request_channel(telepathy.CHANNEL_TYPE_TUBES,
+                telepathy.HANDLE_TYPE_ROOM, room, True)
+
+        self.tubes_chan = tubes_chan
+        self.text_chan = text_chan
+
+        tubes_chan[telepathy.CHANNEL_TYPE_TUBES].connect_to_signal('NewTube',
+            self._new_tube_cb)
+
+    def _list_tubes_reply_cb(self, tubes):
+        for tube_info in tubes:
+            self._new_tube_cb(*tube_info)
+
+    def _list_tubes_error_cb(self, e):
+        self._logger.error('ListTubes() failed: %s', e)
+
+    def _joined_cb(self, activity):
+        if not self._shared_activity:
+            return
+
+        # Find out who's already in the shared activity:
+        for buddy in self._shared_activity.get_joined_buddies():
+            self._logger.debug('Buddy %s is already in the activity' % buddy.props.nick)
+
+        self._logger.debug('Joined an existing shared activity')
+        self.initiating = False
+        self._setup()
+
+        self._logger.debug('This is not my activity: waiting for a tube...')
+        self.tubes_chan[telepathy.CHANNEL_TYPE_TUBES].ListTubes(
+            reply_handler=self._list_tubes_reply_cb,
+            error_handler=self._list_tubes_error_cb)
+
+    def _new_tube_cb(self, _id, initiator, type, service, params, state):
+        self._logger.debug('New tube: ID=%d initator=%d type=%d service=%s '
+                     'params=%r state=%d', _id, initiator, type, service,
+                     params, state)
+
+        if (type == telepathy.TUBE_TYPE_DBUS and
+            service == SERVICE):
+            if state == telepathy.TUBE_STATE_LOCAL_PENDING:
+                self.tubes_chan[telepathy.CHANNEL_TYPE_TUBES].AcceptDBusTube(_id)
+
+            from sugar.presence.tubeconn import TubeConnection
+            tube_conn = TubeConnection(self.conn,
+                self.tubes_chan[telepathy.CHANNEL_TYPE_TUBES],
+                _id, group_iface=self.text_chan[telepathy.CHANNEL_INTERFACE_GROUP])
+            self.hellotube = HelloTube(tube_conn, self.initiating, self._get_buddy)
+
+    def _buddy_joined_cb (self, activity, buddy):
+        self._logger.debug('Buddy %s joined' % buddy.props.nick)
+
+    def _buddy_left_cb (self, activity, buddy):
+        self._logger.debug('Buddy %s left' % buddy.props.nick)
+
+    def _get_buddy(self, cs_handle):
+        """Get a Buddy from a channel specific handle."""
+        self._logger.debug('Trying to find owner of handle %u...', cs_handle)
+        group = self.text_chan[telepathy.CHANNEL_INTERFACE_GROUP]
+        my_csh = group.GetSelfHandle()
+        self._logger.debug('My handle in that group is %u', my_csh)
+        if my_csh == cs_handle:
+            handle = self.conn.GetSelfHandle()
+            self._logger.debug('CS handle %u belongs to me, %u', cs_handle, handle)
+        elif group.GetGroupFlags() & telepathy.CHANNEL_GROUP_FLAG_CHANNEL_SPECIFIC_HANDLES:
+            handle = group.GetHandleOwners([cs_handle])[0]
+            self._logger.debug('CS handle %u belongs to %u', cs_handle, handle)
+        else:
+            handle = cs_handle
+            self._logger.debug('non-CS handle %u belongs to itself', handle)
+
+            # XXX: deal with failure to get the handle owner
+            assert handle != 0
+
+        # XXX: we're assuming that we have Buddy objects for all contacts -
+        # this might break when the server becomes scalable.
+        return self.pservice.get_buddy_by_telepathy_handle(self.tp_conn_name,
+                self.tp_conn_path, handle)
+
+class HelloTube(ExportedGObject):
+    """The bit that talks over the TUBES!!!"""
+
+    def __init__(self, tube, is_initiator, get_buddy):
+        super(HelloTube, self).__init__(tube, PATH)
+        self._logger = logging.getLogger('pippy-activity.HelloTube')
+        self.tube = tube
+        self.is_initiator = is_initiator
+        self.entered = False  # Have we set up the tube?
+        self.helloworld = False  # Have we said Hello and received World?
+        self._get_buddy = get_buddy  # Converts handle to Buddy object
+
+        self.ordered_bus_names = []
+
+        self.tube.watch_participants(self.participant_change_cb)
+
+    def participant_change_cb(self, added, removed):
+        self._logger.debug('Adding participants: %r' % added)
+        self._logger.debug('Removing participants: %r' % type(removed))
+
+        for handle, bus_name in added:
+            buddy = self._get_buddy(handle)
+            if buddy is not None:
+                self._logger.debug('Buddy %s was added' % buddy.props.nick)
+
+        for handle in removed:
+            buddy = self._get_buddy(handle)
+            if buddy is not None:
+                self._logger.debug('Buddy %s was removed' % buddy.props.nick)
+            try:
+                self.ordered_bus_names.remove(self.tube.participants[handle])
+            except ValueError:
+                # already absent
+                pass
+
+        if not self.entered:
+            #self.tube.add_signal_receiver(self.insert_cb, 'Insert', IFACE,
+            #    path=PATH, sender_keyword='sender')
+            if self.is_initiator:
+                self._logger.debug("I'm initiating the tube, will "
+                    "watch for hellos.")
+                self.add_hello_handler()
+                self.ordered_bus_names = [self.tube.get_unique_name()]
+            else:
+                self._logger.debug('Hello, everyone! What did I miss?')
+                self.Hello()
+        self.entered = True
+
+    @signal(dbus_interface=IFACE, signature='')
+    def Hello(self):
+        """Say Hello to whoever else is in the tube."""
+        self._logger.debug('I said Hello.')
+
+    @method(dbus_interface=IFACE, in_signature='as', out_signature='')
+    def World(self, bus_names):
+        """To be called on the incoming XO after they Hello."""
+        if not 1 or self.helloworld:  # XXX remove 1
+            self._logger.debug('Somebody said World.')
+            self.ordered_bus_names = bus_names
+            # now I can World others
+            self.add_hello_handler()
+
+            #buddy = self._get_buddy(self.tube.bus_name_to_handle[bus_names[0]])
+        else:
+            self._logger.debug("I've already been welcomed, doing nothing")
+
+    def add_hello_handler(self):
+        self._logger.debug('Adding hello handler.')
+        self.tube.add_signal_receiver(self.hello_cb, 'Hello', IFACE,
+            path=PATH, sender_keyword='sender')
+
+    def hello_cb(self, sender=None):
+        """Somebody Helloed me. World them."""
+        self._logger.debug('Newcomer %s has joined', sender)
+        self.ordered_bus_names.append(sender)
+        self._logger.debug('Bus names are now: %r', self.ordered_bus_names)
+        self._logger.debug('Welcoming newcomer and sending them the game state')
+        self.tube.get_object(sender, PATH).World(self.ordered_bus_names,
+                                                 dbus_interface=IFACE)
+
+############# TEMPLATES AND INLINE FILES ##############
+ACTIVITY_INFO_TEMPLATE = """
+[Activity]
+name = %(title)s
+bundle_id = %(id)s
+class = %(class)s
+icon = activity-icon
+activity_version = %(version)d
+show_launcher = yes
+"""
+
+PIPPY_ICON = \
+"""<?xml version="1.0" ?><!DOCTYPE svg  PUBLIC '-//W3C//DTD SVG 1.1//EN'  'http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd' [
+	<!ENTITY stroke_color "#010101">
+	<!ENTITY fill_color "#FFFFFF">
+]><svg enable-background="new 0 0 55 55" height="55px" version="1.1" viewBox="0 0 55 55" width="55px" x="0px" xml:space="preserve" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" y="0px"><g display="block" id="activity-pippy">
+	<path d="M28.497,48.507   c5.988,0,14.88-2.838,14.88-11.185c0-9.285-7.743-10.143-10.954-11.083c-3.549-0.799-5.913-1.914-6.055-3.455   c-0.243-2.642,1.158-3.671,3.946-3.671c0,0,6.632,3.664,12.266,0.74c1.588-0.823,4.432-4.668,4.432-7.32   c0-2.653-9.181-5.719-11.967-5.719c-2.788,0-5.159,3.847-5.159,3.847c-5.574,0-11.149,5.306-11.149,10.612   c0,5.305,5.333,9.455,11.707,10.612c2.963,0.469,5.441,2.22,4.878,5.438c-0.457,2.613-2.995,5.306-8.361,5.306   c-4.252,0-13.3-0.219-14.745-4.079c-0.929-2.486,0.168-5.205,1.562-5.205l-0.027-0.16c-1.42-0.158-5.548,0.16-5.548,5.465   C8.202,45.452,17.347,48.507,28.497,48.507z" fill="&fill_color;" stroke="&stroke_color;" stroke-linecap="round" stroke-linejoin="round" stroke-width="3.5"/>
+	<path d="M42.579,19.854c-2.623-0.287-6.611-2-7.467-5.022" fill="none" stroke="&stroke_color;" stroke-linecap="round" stroke-width="3"/>
+	<circle cx="35.805" cy="10.96" fill="&stroke_color;" r="1.676"/>
+</g></svg><!-- " -->
+"""
+
+PIPPY_DEFAULT_ICON = \
+"""<?xml version="1.0" ?><!DOCTYPE svg  PUBLIC '-//W3C//DTD SVG 1.1//EN'  'http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd' [
+	<!ENTITY stroke_color "#010101">
+	<!ENTITY fill_color "#FFFFFF">
+]><svg enable-background="new 0 0 55 55" height="55px" version="1.1"
+     viewBox="0 0 55 55" width="55px" x="0px" y="0px" xml:space="preserve"
+     xmlns="http://www.w3.org/2000/svg"
+     xmlns:xlink="http://www.w3.org/1999/xlink"
+><g display="block" id="activity-icon"><path
+       d="M 28.497,48.507 C 34.485,48.507 43.377,45.669 43.377,37.322 C 43.377,32.6795 41.44125,30.14375 39.104125,28.651125 C 36.767,27.1585 38.482419,26.816027 39.758087,25.662766 C 39.42248,24.275242 37.206195,22.826987 36.262179,21.037968 C 34.005473,20.582994 27.526,19.113 30.314,19.113 C 30.314,19.113 36.946,22.777 42.58,19.853 C 44.168,19.03 47.012,15.185 47.012,12.533 C 47.012,9.88 37.831,6.814 35.045,6.814 C 32.257,6.814 29.886,10.661 29.886,10.661 C 24.312,10.661 12.043878,16.258005 12.043878,21.564005 C 12.043878,24.216505 16.585399,30.069973 19.144694,33.736352 C 22.438716,38.455279 27.257,31.3065 30.444,31.885 C 33.407,32.354 35.885,34.105 35.322,37.323 C 34.865,39.936 32.327,42.629 26.961,42.629 C 22.709,42.629 13.661,42.41 12.216,38.55 C 11.287,36.064 12.384,33.345 13.778,33.345 L 13.751,33.185 C 12.331,33.027 8.203,33.345 8.203,38.65 C 8.202,45.452 17.347,48.507 28.497,48.507 z "
+ fill="&fill_color;" stroke="&stroke_color;" stroke-linecap="round" stroke-linejoin="round" stroke-width="3.5" />
+	<path d="M42.579,19.854c-2.623-0.287-6.611-2-7.467-5.022" fill="none" stroke="&stroke_color;" stroke-linecap="round" stroke-width="3"/>
+	<circle cx="35.805" cy="10.96" fill="&stroke_color;" r="1.676"/>
+</g></svg><!-- " -->
+"""
+
+############# ACTIVITY META-INFORMATION ###############
+# this is used by Pippy to generate a bundle for itself.
+
+def pippy_activity_version():
+    """Returns the version number of the generated activity bundle."""
+    return 13
+def pippy_activity_extrafiles():
+    """Returns a map of 'extra' files which should be included in the
+    generated activity bundle."""
+    # Cheat here and generate the map from the fs contents.
+    extra = {}
+    bp = get_bundle_path()
+    for d in [ 'po', 'data' ]: # everybody gets library already
+        for root, dirs, files in os.walk(os.path.join(bp, d)):
+            for name in files:
+                fn = os.path.join(root, name).replace(bp+'/', '')
+                if fn == 'po/pseudo.po': continue # XXX breaks bundlebuilder
+                extra[fn] = open(os.path.join(root, name), 'r').read()
+    extra['activity/activity-default.svg'] = PIPPY_DEFAULT_ICON
+    return extra
+def pippy_activity_news():
+    """Return the NEWS file for this activity."""
+    # Cheat again.
+    return open(os.path.join(get_bundle_path(), 'NEWS')).read()
+def pippy_activity_icon():
+    """Return an SVG document specifying the icon for this activity."""
+    return PIPPY_ICON
+def pippy_activity_class():
+    """Return the class which should be started to run this activity."""
+    return 'pippy_app.PippyActivity'
+def pippy_activity_id():
+    """Return the bundle_id for the generated activity."""
+    return 'org.laptop.Pippy'
+
+################# ACTIVITY BUNDLER ################
+
+def main():
+    """Create a bundle from a pippy-style source file"""
+    from optparse import OptionParser
+    from pyclbr import readmodule_ex
+    from tempfile import mkdtemp
+    from shutil import copytree, copy2, rmtree
+    from sugar import profile
+    from sugar.activity import bundlebuilder
+    import sys
+    parser = OptionParser(usage='%prog [options] [title] [sourcefile]')
+    parser.add_option('-d', '--dir', dest='dir',default='.',metavar='DIR',
+                      help='Put generated bundle in the specified directory.')
+    parser.add_option('-p', '--pythonpath', dest='path', action='append',
+                      default=[], metavar='DIR',
+                      help='Append directory to python search path.')
+    (options, args) = parser.parse_args()
+    if len(args) != 2:
+        parser.error('The title and sourcefile arguments are required.')
+    title = args[0]
+    sourcefile = args[1]
+    pytitle = re.sub(r'[^A-Za-z0-9_]', '', title)
+    if re.match(r'[0-9]', pytitle) is not None:
+        pytitle = '_' + pytitle # first character cannot be numeric
+    # first take a gander at the source file and see if it's got extra info
+    # for us.
+    sourcedir, basename = os.path.split(sourcefile)
+    if not sourcedir: sourcedir = '.'
+    module, ext = os.path.splitext(basename)
+    # things we look for:
+    bundle_info = {
+        'pippy_activity_version': 1,
+        'pippy_activity_extrafiles': {},
+        'pippy_activity_news': 'No news.',
+        'pippy_activity_icon': PIPPY_DEFAULT_ICON,
+        'pippy_activity_class': 'activity.VteActivity',
+        'pippy_activity_id': ('org.laptop.pippy.%s' % pytitle),
+        }
+    # are any of these things in the module?
+    try_import = False
+    info = readmodule_ex(module, [ sourcedir ] + options.path)
+    for func in bundle_info.keys():
+        if func in info: try_import = True
+    if try_import:
+        # yes, let's try to execute them to get better info about our bundle
+        oldpath = list(sys.path)
+        sys.path[0:0] = [ sourcedir ] + options.path
+        modobj = __import__(module)
+        for func in bundle_info.keys():
+            if func in modobj.__dict__:
+                bundle_info[func] = modobj.__dict__[func]()
+        sys.path = oldpath
+
+    # okay!  We've done the hard part.  Now let's build a bundle.
+    # create a new temp dir in which to create the bundle.
+    app_temp = mkdtemp('.activity', 'Pippy') # hope TMPDIR is set correctly!
+    bundle = get_bundle_path()
+    try:
+        copytree('%s/library' % bundle, '%s/library' % app_temp)
+        copy2('%s/activity.py' % bundle, '%s/activity.py' % app_temp)
+        # create activity.info file.
+        version = bundle_info['pippy_activity_version']
+        # put 'extra' files in place.
+        extrafiles = {
+            'activity/activity.info': ACTIVITY_INFO_TEMPLATE % {
+                'title': title, 'pytitle': pytitle, 'version': version,
+                'class': bundle_info['pippy_activity_class'],
+                'id': bundle_info['pippy_activity_id'],
+                },
+            'activity/activity-icon.svg': bundle_info['pippy_activity_icon'],
+            'NEWS': bundle_info['pippy_activity_news'],
+            }
+        extrafiles.update(bundle_info['pippy_activity_extrafiles'])
+        for path, contents in extrafiles.items():
+            # safety first!
+            assert '..' not in path
+            dirname, filename = os.path.split(path)
+            dirname = os.path.join(app_temp, dirname)
+            if not os.path.exists(dirname): os.makedirs(dirname)
+            with open(os.path.join(dirname, filename), 'w') as f:
+                f.write(contents)
+        # put script into $app_temp/pippy_app.py
+        copy2(sourcefile, '%s/pippy_app.py' % app_temp)
+        # write MANIFEST file.
+        with open('%s/MANIFEST' % app_temp, 'w') as f:
+            for dirpath, dirnames, filenames in os.walk(app_temp):
+                for name in filenames:
+                    fn = os.path.join(dirpath, name).replace(app_temp+'/', '')
+                    if fn=='MANIFEST': continue
+                    f.write('%s\n' % fn)
+        # invoke bundle builder
+        olddir = os.getcwd()
+        oldargv = sys.argv
+        os.chdir(app_temp)
+        sys.argv = [ 'setup.py', 'dist' ]
+        bundlebuilder.start(pytitle)
+        sys.argv = oldargv
+        os.chdir(olddir)
+        # move to destination directory.
+        copy2('%s/%s-%d.xo' % (app_temp, pytitle, version),
+              '%s/%s-%d.xo' % (options.dir, pytitle, version))
+    finally:
+        rmtree(app_temp, ignore_errors=True)
+
+if __name__ == '__main__':
+    from gettext import gettext as _
+    import sys
+    if False: # change this to True to test within Pippy
+        sys.argv = sys.argv + [ '-d','/tmp','Pippy', '/home/olpc/pippy_app.py' ]
+    #print _("Working..."),
+    sys.stdout.flush()
+    main()
+    #print _("done!")