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import libxml2
import os
import logging
import random
import gobject
IMAGES_PATH = 'games/drumgit/images'
GAME_PATH = 'games/drumgit'
_logger = logging.getLogger('model')
class Pair(gobject.GObject):
__gproperties__ = {
'aimg' : (str, None, None, None, gobject.PARAM_READWRITE),
'asnd' : (str, None, None, None, gobject.PARAM_READWRITE),
'bimg' : (str, None, None, None, gobject.PARAM_READWRITE),
'bsnd' : (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, 'bimg':None, 'bsnd':None, 'color':100}
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 == "bimg":
return self._properties["bimg"]
elif pspec.name == "bsnd":
return self._properties["bsnd"]
elif pspec.name == "color":
return self._properties["color"]
def set_property(self, name, value):
if name == 'aimg':
self._properties['aimg'] = value
elif name == "asnd":
self._properties["asnd"] = value
elif name == "bimg":
self._properties["bimg"] = value
elif name == "bsnd":
self._properties["bsnd"] = value
elif name == "color":
self._properties["color"] = int(value)
'''
def do_set_property(self, props, value):
if props.name == 'a_img':
self._properties['a_img'] = value
'''
class Model(object):
''' The model of the activity. Contains methods to read and save
the configuration for a game from xml. Stores the pairs and grid
information.
'''
def __init__(self, gamepath, dtdpath, name='noname'):
self.name = name
self.gamepath = gamepath
self.dtdpath = dtdpath
try:
self.dtd = libxml2.parseDTD(None, os.path.join(self.dtdpath, 'memosono.dtd'))
except libxml2.parserError, e:
_logger.error('No memosono.dtd found ' +str(e))
self.dtd = None
self.ctxt = libxml2.newValidCtxt()
self.pairs = {}
self.grid = []
# 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 read(self, filename):
''' reades the configuration from an xml file '''
try:
doc = libxml2.parseFile(os.path.join(self.gamepath, filename))
if doc.validateDtd(self.ctxt, self.dtd):
# get the requested nodes
xpa = doc.xpathNewContext()
res = xpa.xpathEval("//*")
# write their content to the data structure
self.idpair = 0
for elem in res:
attributes = elem.get_properties()
pair = Pair()
for attribute in attributes:
if(attribute.name == 'text'):
pass
else:
pass
pair.set_property(attribute.name, attribute.content)
if( elem.name == 'pair' ):
self.pairs[self.idpair] = pair
self.idpair+=1
elif( elem.name == 'memosono' ):
self.name = attribute.content
xpa.xpathFreeContext()
else:
_logger.error('Error in validation of the file')
doc.freeDoc()
except libxml2.parserError, e:
_logger.error('Error parsing file ' +str(e))
def save(self, filename):
''' saves the configuration to an xml file '''
doc = libxml2.newDoc("1.0")
root = doc.newChild(None, "memosono", None)
root.setProp("name", self.name)
for key in self.pairs:
elem = root.newChild(None, "pair", None)
if self.pairs[key].props.aimg != None:
elem.setProp("aimg", self.pairs[key].props.aimg)
if self.pairs[key].props.asnd != None:
elem.setProp("asnd", self.pairs[key].props.asnd)
if self.pairs[key].props.bimg != None:
elem.setProp("bimg", self.pairs[key].props.bimg)
if self.pairs[key].props.bsnd != None:
elem.setProp("bsnd", self.pairs[key].props.bsnd)
elem.setProp("color", str(self.pairs[key].props.color))
if doc.validateDtd(self.ctxt, self.dtd):
doc.saveFormatFile(filename, 1)
doc.freeDoc()
def def_grid(self):
''' create the grid for the play from the pairs information
and shuffles the grid so they always appear in a different
place
'''
_logger.debug(' pairs: %s', self.pairs)
for key in self.pairs.iterkeys():
self.grid.append([key, 0, 0])
self.grid.append([key, 1, 0])
random.shuffle(self.grid)
_logger.debug(' grid: %s', self.grid)
def gettile(self, tilenum):
''' gets the information of an object associated with a tile number '''
pairkey, moch, state = self.grid[tilenum]
obj = os.path.join(IMAGES_PATH, self.pairs[pairkey][moch])
color = self.pairs[pairkey][2]
return (obj, color)
def same(self, a, b):
''' checks wether two tiles are matching '''
pairkeya, moch, state = self.grid[a]
pairkeyb, moch, state = self.grid[b]
return (pairkeya == pairkeyb)
if __name__ == '__main__':
model = Model(GAME_PATH, os.path.dirname(__file__))
model.read('drumgit.mson')
print '%s' %model.pairs[0].props.color
print '%s' %model.pairs[1]._properties
print '%s' %model.pairs[2]._properties
model.def_grid()
print model.grid
#model.save('/tmp/mod.txt')
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