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# Copyright (C) 2006, 2007, 2008 One Laptop per Child
#
# 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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
import os
import shutil
from xml.etree.ElementTree import Element, SubElement, tostring, parse
from os import environ, makedirs, chmod
from os.path import join, basename, isdir, split, normpath, exists
import logging
import random
from gi.repository import GObject
import zipfile
import tempfile
from sugar3.activity.activity import get_activity_root
ART4APPS_IMAGE_PATH = ''
ART4APPS_AUDIO_PATH = ''
USE_ART4APPS = False
art4apps_data = None
try:
import art4apps
USE_ART4APPS = True
ART4APPS_IMAGE_PATH = art4apps.IMAGES_PATH
ART4APPS_AUDIO_PATH = art4apps.AUDIO_PATH
art4apps_data = art4apps.Art4Apps()
except ImportError:
pass
DEFAULT_FONT = 'Sans'
class Pair(GObject.GObject):
__gproperties__ = {
'aimg': (str, None, None, None, GObject.PARAM_READWRITE),
'asnd': (str, None, None, None, GObject.PARAM_READWRITE),
'achar': (str, None, None, None, GObject.PARAM_READWRITE),
'bimg': (str, None, None, None, GObject.PARAM_READWRITE),
'bsnd': (str, None, None, None, GObject.PARAM_READWRITE),
'bchar': (str, None, None, None, GObject.PARAM_READWRITE),
'aspeak': (str, None, None, None, GObject.PARAM_READWRITE),
'bspeak': (str, None, None, None, GObject.PARAM_READWRITE),
'color': (GObject.TYPE_INT, 'Base', 'Base', 0, 10, 0,
GObject.PARAM_READWRITE)
}
def __init__(self):
GObject.GObject.__init__(self)
self._properties = {'aimg': None, 'asnd': None, 'achar': None,
'bimg': None, 'bsnd': None, 'bchar': None,
'color': 100, 'aspeak': None, 'bspeak': None}
def do_get_property(self, pspec):
"""Retrieve a particular property from our property dictionary
"""
if pspec.name == "aimg":
return self._properties["aimg"]
elif pspec.name == "asnd":
return self._properties["asnd"]
elif pspec.name == "achar":
return self._properties["achar"]
elif pspec.name == "bimg":
return self._properties["bimg"]
elif pspec.name == "bsnd":
return self._properties["bsnd"]
elif pspec.name == "bchar":
return self._properties["bchar"]
elif pspec.name == "color":
return self._properties["color"]
elif pspec.name == "aspeak":
return self._properties["aspeak"]
elif pspec.name == "bspeak":
return self._properties["bspeak"]
def set_property(self, name, value):
if name == 'aimg':
self._properties['aimg'] = value
elif name == "asnd":
self._properties["asnd"] = value
elif name == "achar":
self._properties["achar"] = value
elif name == "bimg":
self._properties["bimg"] = value
elif name == "bsnd":
self._properties["bsnd"] = value
elif name == "bchar":
self._properties["bchar"] = value
elif name == "color":
self._properties["color"] = value
elif name == "aspeak":
self._properties["aspeak"] = value
elif name == "bspeak":
self._properties["bspeak"] = value
class Model(object):
''' The model of the activity. Contains methods to read and write
the configuration for a game from xml. Stores the pairs and grid
information.
'''
def __init__(self, game_path=None):
tmp_root = join(environ['SUGAR_ACTIVITY_ROOT'], 'instance')
self.temp_folder = tempfile.mkdtemp(dir=tmp_root)
chmod(self.temp_folder, 0o777)
self.data = {}
if game_path is None:
game_path = get_activity_root()
if isdir(game_path):
self.game_path = game_path
else:
logging.error('Game_path not found in %s' % game_path)
return
self.data['face'] = ''
self.data['align'] = '1'
self.data['divided'] = '0'
self.data['equal_pairs'] = '0'
self.data['font_name1'] = DEFAULT_FONT
self.data['font_name2'] = DEFAULT_FONT
self.pairs = {}
self.grid = []
# used to know if the game should be saved and reloaded
self.modified = False
logging.debug('Model init is_demo False')
self.is_demo = False
# used by the leader of the game to keep track of the game state
self.players = {}
self.player_active = 0
self.selected = 0
self.turn = 0
self.started = 0
self.count = 0
def mark_modified(self):
logging.debug('Model mark_modified is_demo False')
self.is_demo = False
self.modified = True
self.data['mode'] = 'file'
def read(self, game_file):
self.modified = False
self.count = 0
self.data['key'] = basename(game_file)
self.data['game_file'] = game_file
self.data['path'] = self.temp_folder
self.data['pathimg'] = join(self.data['path'], 'images')
self.data['pathsnd'] = join(self.data['path'], 'sounds')
''' extracts files in the zip file '''
zipFile = zipfile.ZipFile(game_file, "r")
for each in zipFile.namelist():
if not each.endswith('/'):
root, name = split(each)
directory = normpath(join(self.data['path'], root))
if not isdir(directory):
makedirs(directory)
open(join(directory, name), 'wb').write(zipFile.read(each))
self.pairs = {}
''' reads the configuration from an xml file '''
try:
xml_file = join(environ['SUGAR_ACTIVITY_ROOT'],
self.data['path'], 'game.xml')
doc = parse(xml_file)
if doc:
memorize_elem = doc.getroot()
attributes = memorize_elem.attrib
if 'name' in attributes:
self.data['name'] = attributes['name']
if 'scoresnd' in attributes:
self.data['scoresnd'] = attributes['scoresnd']
if 'winsnd' in attributes:
self.data['winsnd'] = attributes['winsnd']
if 'divided' in attributes:
self.data['divided'] = attributes['divided']
if 'face' in attributes:
self.data['face'] = attributes['face']
if 'face1' in attributes:
self.data['face1'] = attributes['face1']
if 'face2' in attributes:
self.data['face2'] = attributes['face2']
if 'align' in attributes:
self.data['align'] = attributes['align']
if 'equal_pairs' in attributes:
self.data['equal_pairs'] = attributes['equal_pairs']
if 'font_name1' in attributes:
self.data['font_name1'] = attributes['font_name1']
if 'font_name2' in attributes:
self.data['font_name2'] = attributes['font_name2']
if 'origin' in attributes:
self.data['origin'] = attributes['origin']
if self.data['origin'] == 'art4apps':
self.data['pathimg'] = ART4APPS_IMAGE_PATH
if 'language' in attributes:
language = attributes['language']
else:
language = 'en'
self.data['pathsnd'] = join(ART4APPS_AUDIO_PATH,
language)
idpair = 0
for elem in memorize_elem.getchildren():
attributes = elem.attrib
pair = Pair()
for attribute in list(attributes.keys()):
if(attribute == 'text'):
pass
else:
pair.set_property(attribute,
attributes[attribute])
self.pairs[str(idpair)] = pair
idpair += 1
else:
logging.error('Read: Error in validation of the file')
return 1
return 0
except Exception as e:
logging.error('Read: Error parsing file ' + str(e))
return 2
def read_art4apps(self, category, language):
"""
Create a game dinamically, based in the art4apps resources
"""
self.modified = False
self.count = 0
self.data['game_file'] = '%s_%s' % (category, language)
self.data['origin'] = 'art4apps'
self.data['language'] = language
self.data['path'] = self.temp_folder
self.data['pathimg'] = ART4APPS_IMAGE_PATH
self.data['pathsnd'] = join(ART4APPS_AUDIO_PATH, language)
idpair = 0
self.pairs = {}
for word in art4apps_data.get_words_by_category(category):
image_filename = art4apps_data.get_image_filename(word)
if os.path.exists(image_filename):
pair = Pair()
label = word
if language != 'en':
label = art4apps_data.get_translation(word, language)
pair.set_property('achar', label)
pair.set_property('bimg', basename(image_filename))
snd_filename = art4apps_data.get_audio_filename(word,
language)
if snd_filename is not None:
pair.set_property('asnd', basename(snd_filename))
else:
aspeak = language
if language == 'en':
aspeak = "en-us"
elif language == 'es':
aspeak = "es-la"
elif language in ['fr', 'ht']:
aspeak = "fr-fr"
pair.set_property('aspeak', aspeak)
self.pairs[str(idpair)] = pair
idpair += 1
self.data['divided'] = '1'
self.data['face1'] = '1'
self.data['face2'] = '2'
self.data['equal_pairs'] = '0'
self.data['font_name1'] = 'Sans'
self.data['font_name2'] = 'Sans'
return 0
def write(self):
''' writes the configuration to an xml file '''
game_props = {}
if(self.data.get('name', None) is not None):
game_props["name"] = self.data['name']
if(self.data.get('divided', None) is not None):
game_props['divided'] = '1'
game_props['face1'] = '1'
game_props['face2'] = '2'
else:
game_props['divided'] = '0'
if 'origin' in self.data:
game_props['origin'] = self.data['origin']
if 'language' in self.data:
game_props['language'] = self.data['language']
if(self.data.get('equal_pairs', None) is not None):
game_props['equal_pairs'] = self.data['equal_pairs']
if(self.data.get('font_name1', None) is not None):
game_props['font_name1'] = self.data['font_name1']
if(self.data.get('font_name2', None) is not None):
game_props['font_name2'] = self.data['font_name2']
if(self.data.get('scoresnd', None) is not None):
game_props["scoresnd"] = self.data['scoresnd']
if(self.data.get('winsnd', None) is not None):
game_props["winsnd"] = self.data['winsnd']
if(self.data.get('divided', None) is not None):
game_props["divided"] = self.data['divided']
if(self.data.get('face', None) is not None):
game_props["face"] = self.data['face']
if(self.data.get('face1', None) is not None):
game_props["face1"] = self.data['face1']
if(self.data.get('face2', None) is not None):
game_props["face2"] = self.data['face2']
if(self.data.get('align', None) is not None):
game_props["align"] = self.data['align']
root = Element("memorize", game_props)
for key in self.pairs:
pair_props = {}
if self.pairs[key].props.aimg is not None:
pair_props["aimg"] = self.pairs[key].props.aimg
if self.pairs[key].props.asnd is not None:
pair_props["asnd"] = self.pairs[key].props.asnd
if self.pairs[key].props.achar is not None:
pair_props["achar"] = self.pairs[key].props.achar
if self.pairs[key].props.bimg is not None:
pair_props["bimg"] = self.pairs[key].props.bimg
if self.pairs[key].props.bsnd is not None:
pair_props["bsnd"] = self.pairs[key].props.bsnd
if self.pairs[key].props.bchar is not None:
pair_props["bchar"] = self.pairs[key].props.bchar
if self.pairs[key].props.aspeak is not None:
pair_props["aspeak"] = self.pairs[key].props.aspeak
if self.pairs[key].props.bspeak is not None:
pair_props["bspeak"] = self.pairs[key].props.bspeak
SubElement(root, 'pair', pair_props)
with open(join(self.game_path, 'game.xml'), 'wb') as xml_file:
xml_file.write(tostring(root))
def def_grid(self, size):
''' create the grid for the play from the pairs information
and shuffles the grid so they always appear in a different
place
'''
psize = (size * size // 2)
logging.debug('Size requested: %d', psize)
self.grid = []
temp1 = []
temp2 = []
i = 0
# shuffle the pairs first to avoid only taking the first ones
# when there are more pairs in the config file then the grid is using
keys = list(self.pairs.keys())
random.shuffle(keys)
for key in keys:
if i < psize:
elem = {}
elem['pairkey'] = str(key)
elem['state'] = '0'
elem['ab'] = 'a'
if self.pairs[key].props.aimg is not None:
elem['img'] = self.pairs[key].props.aimg
if self.pairs[key].props.asnd is not None:
elem['snd'] = self.pairs[key].props.asnd
if self.pairs[key].props.achar is not None:
elem['char'] = self.pairs[key].props.achar
if self.pairs[key].props.aspeak is not None:
elem['speak'] = self.pairs[key].props.aspeak
temp1.append(elem)
elem = {}
elem['pairkey'] = str(key)
elem['state'] = '0'
elem['ab'] = 'b'
if self.pairs[key].props.bimg is not None:
elem['img'] = self.pairs[key].props.bimg
if self.pairs[key].props.bsnd is not None:
elem['snd'] = self.pairs[key].props.bsnd
if self.pairs[key].props.bchar is not None:
elem['char'] = self.pairs[key].props.bchar
if self.pairs[key].props.bspeak is not None:
elem['speak'] = self.pairs[key].props.bspeak
temp2.append(elem)
i += 1
else:
break
numpairs = len(self.pairs)
if numpairs < psize:
logging.debug('Defgrid: Not enough pairs, requested=%s had=%s'
% (psize, numpairs))
self.data['size'] = str(size)
if self.data['divided'] == '1':
random.shuffle(temp1)
random.shuffle(temp2)
if size == 5:
temp1.append({})
temp1.extend(temp2)
else:
temp1.extend(temp2)
random.shuffle(temp1)
if size == 5:
temp1.insert(12, {})
self.grid = temp1
logging.debug('Defgrid: grid( size=%s ): %s'
% (self.data['size'], self.grid))
logging.debug('Defgrid: data: %s', self.data)
def set_data_grid(self, data, grid):
self.data = data
self.grid = grid
def create_temp_directories(self):
temp_img_folder = join(self.temp_folder, 'images')
temp_snd_folder = join(self.temp_folder, 'sounds')
if 'origin' in self.data and self.data['origin'] == 'art4apps':
if not self.modified:
# if was not modified, don't change the temp directtories
return
else:
# we need copy the files used in the game to the new path
if not exists(temp_img_folder):
makedirs(temp_img_folder)
if not exists(temp_snd_folder):
makedirs(temp_snd_folder)
for key in list(self.pairs.keys()):
# all the images exist, but not all the sounds
for img in (self.pairs[key].props.aimg,
self.pairs[key].props.bimg):
if img is not None:
origin_path = join(ART4APPS_IMAGE_PATH, img)
destination_path = join(temp_img_folder, img)
if not os.path.exists(destination_path):
shutil.copyfile(origin_path, destination_path)
logging.error('copy %s to %s', origin_path,
destination_path)
for snd in (self.pairs[key].props.asnd,
self.pairs[key].props.bsnd):
if snd is not None:
origin_path = join(ART4APPS_AUDIO_PATH,
self.data['language'], snd)
destination_path = join(temp_snd_folder, snd)
if os.path.exists(origin_path) and \
not os.path.exists(destination_path):
shutil.copyfile(origin_path, destination_path)
logging.error('copy %s to %s', origin_path,
destination_path)
# Don't look for the images in the art4apps directory
# after this
self.data['origin'] = ''
self.data['pathimg'] = temp_img_folder
self.data['pathsnd'] = temp_snd_folder
if not exists(temp_img_folder):
makedirs(temp_img_folder)
if not exists(temp_snd_folder):
makedirs(temp_snd_folder)
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