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#!/usr/bin/python
# -*- mode:python; tab-width:4; indent-tabs-mode:t; -*-
# datamanager.py
#
# provides utility to manage datastore locally and on schoolserver
#
# 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
from sugar.activity import activity
from sugar.datastore import datastore
from sugar.graphics.toolbutton import ToolButton
from sugar.graphics.menuitem import MenuItem
import os, sys
import gtk
from path import path
import urllib2
from BeautifulSoup import BeautifulSoup
ACTIVITYPATH = path(activity.get_bundle_path())
SERIALNUMBER = '/ofw/serial-number'
class DataManager(activity.Activity):
def __init__(self, handle):
activity.Activity.__init__(self, handle)
print 'activity initialized'
self.set_title("Datamanager")
#Create the standard activity toolbox
toolbox = activity.ActivityToolbox(self)
self.set_toolbox(toolbox)
toolbox.show()
self.viewer = Listview()
self.child.pack_start(self.viewer, True, True, 0)
treeView = self.viewer.get_treeView()
treeView.set_model(self.viewer.create_model())
self.show_all()
# based on PyGTK tutorial by jan bodnar, zetcode.com, February 2009
class Listview(gtk.VBox):
def __init__(self):
print 'Listview init'
gtk.VBox.__init__(self)
self.connect("destroy", gtk.main_quit)
self.online = False
sw = gtk.ScrolledWindow()
sw.set_shadow_type(gtk.SHADOW_ETCHED_IN)
sw.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
self.treeView = gtk.TreeView()
self.treeView.connect("row-activated", self.on_activated)
self.treeView.set_rules_hint(True)
sw.add(self.treeView)
print 'create_columns'
self.create_columns(self.treeView)
print 'pack sw'
self.pack_start(sw, True, True, 0)
print 'set up metadata display'
self.label = gtk.Label("")
self.label.show()
self.frame = gtk.Frame(label='metadata')
self.frame.add(self.label)
self.frame.show()
self.pack_start(self.frame, False, False, 0)
print 'show all'
self.show_all()
def get_treeView(self):
return self.treeView
def create_model(self):
global online
store = gtk.ListStore(object, str, str, str)
#let's display objects from the schoolserver
src = '/ofw/serial-number'
print 'open configf', src
configf = open(src, "r")
xoserial = configf.read()
configf.close()
print 'xoserial:', xoserial[:11]
#temp for testing
if len(xoserial)>0:
url = "http://schoolserver/ds-restore/" + xoserial[:11] + "/datastore-latest"
print 'url', url
try:
response = urllib2.urlopen(url)
except:
print 'schoolserver not found'
response = None
if response:
soup = BeautifulSoup(response)
self.online = True
else:
print 'schoolserver not found at', url
else:
print 'no xoserial'
if self.online:
print 'soup=', soup.prettify()
entries = soup.findAll("li")
print len(entries)
rnge = len(entries)
print 'entries:', rnge
if rnge > 10:
rnge = 10
for i in range(rnge):
print len(entries[i].contents), entries[i].contents
colx = str(entries[i].contents[0])
pos1 = colx.find('<')
pos2 = colx.find('>')
col0 = colx[pos1:pos2]
col1 = 'col1' + colx[pos2+1:]
temp = entries[i].contents[1].split(' ')
col2 = 'col2:' + temp[0]
col3 = 'col3:' + temp[1]
store.append([col1, col2, col3])
#print 'sample', entries[0].toprettyxml()
#objects from the local datastore
results, count = datastore.find(dict())
print 'number of datastore items', count
color = 0
firsttime = True
colors = ["red", "yellow", "blue", "green"]
for f in results:
obj = datastore.get(f.object_id)
if firsttime:
firsttime = False
print 'type obj', type(obj)
store.append([obj, obj.metadata['title'], obj.metadata['mime_type'], colors[color] ])
f.destroy()
color += 1
if color > 3:
color = 0
#ignore for the moment
print 'return store'
return store
def create_columns(self, treeView):
rendererText = gtk.CellRendererText()
column = gtk.TreeViewColumn("Title", rendererText, text=1)
column.add_attribute(rendererText, "cell-background", 3)
column.set_sort_column_id(0)
treeView.append_column(column)
rendererText = gtk.CellRendererText()
column = gtk.TreeViewColumn("Mime_type", rendererText, text=2)
column.set_sort_column_id(1)
treeView.append_column(column)
def on_activated(self, widget, row, col):
model = widget.get_model()
model[row][3] = "cyan"
obj = model[row][0]
pth = obj.get_file_path()
print 'pth', pth
if len(pth) > 0:
f = open(pth,'r')
text = f.read()
f.close()
tpllist = []
metakeys = obj.metadata.keys()
for metakey in metakeys:
metavalue = obj.metadata[metakey]
tpllist.append((metakey, metavalue))
metadata = dict(tpllist)
tstr = ""
for k, v in metadata.iteritems():
try:
if len(str(v)) > 0:
tstr = tstr + k + ':' + v + '\n'
except:
tstr = tstr + k + ':' + "" + '\n'
self.label.set_text(tstr)
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