parpg-source: serializers.py annotate

annotate serializers.py @ 120:adbcdb900fa9

Modified InventoryGrid to set a name for each slot containing the index. Added getSlot method to InventoryGrid. Renamed InventoryGUI class to CharacterGUI. Added InventoryGUI class which handles the inventory part of the CharacterGUI. An InventoryGUI instance is now created in CharacterGUI.

author	KarstenBock@gmx.net
date	Wed, 05 Oct 2011 12:59:22 +0200
parents	7a89ea5404b1
children

rev	line source
0 7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	1 # This file is part of PARPG.
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	2
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	3 # PARPG is free software: you can redistribute it and/or modify
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	4 # it under the terms of the GNU General Public License as published by
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	5 # the Free Software Foundation, either version 3 of the License, or
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	6 # (at your option) any later version.
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	7
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	8 # PARPG is distributed in the hope that it will be useful,
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	11 # GNU General Public License for more details.
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	12
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	13 # You should have received a copy of the GNU General Public License
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	14 # along with PARPG. If not, see <http://www.gnu.org/licenses/>.
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	15 """
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	16 Provides classes used to serialize and deserialize Python classes.
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	17 """
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	18
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	19 from abc import ABCMeta, abstractmethod
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	20 try:
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	21 from xml.etree import cElementTree as ElementTree
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	22 except ImportError:
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	23 from xml.etree import ElementTree
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	24 try:
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	25 from collections import OrderedDict
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	26 except ImportError:
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	27 from .common.ordereddict import OrderedDict
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	28
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	29 from .common.utils import dedent_chomp
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	30
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	31 import logging
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	32
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	33 logger = logging.getLogger('serializers')
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	34
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	35 class Serializable(object):
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	36 def __init__(self, class_, init_args=None, attributes=None):
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	37 self.class_ = class_
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	38 if init_args is not None:
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	39 self.init_args = OrderedDict(init_args)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	40 else:
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	41 self.init_args = OrderedDict()
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	42 if attributes is not None:
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	43 self.attributes = OrderedDict(attributes)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	44 else:
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	45 self.attributes = OrderedDict()
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	46
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	47
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	48 class SerializableRegistry(object):
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	49 """
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	50 Class holding the data used to serialize and deserialize a particular
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	51 Python object.
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	52 """
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	53 registered_classes = {}
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	54
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	55 @classmethod
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	56 def registerClass(cls, name, class_, init_args=None, attributes=None):
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	57 serializable = Serializable(class_, init_args, attributes)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	58 cls.registered_classes[name] = serializable
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	59
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	60
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	61 class AbstractSerializer(object):
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	62 __metaclass__ = ABCMeta
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	63
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	64 @abstractmethod
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	65 def serialize(self, object_, stream):
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	66 pass
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	67
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	68 @abstractmethod
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	69 def deserialize(self, stream):
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	70 pass
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	71
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	72
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	73 class XmlSerializer(AbstractSerializer):
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	74 def serialize(self, statistic, stream):
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	75 pass
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	76
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	77 @classmethod
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	78 def deserialize(cls, stream):
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	79 element_tree = ElementTree.parse(stream)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	80 root_element = element_tree.getroot()
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	81 object_ = cls.construct_object(root_element)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	82 return object_
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	83
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	84 @classmethod
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	85 def construct_object(cls, element):
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	86 element_name = element.tag
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	87 if element_name in SerializableRegistry.registered_classes.keys():
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	88 object_ = cls.construct_registered_class(element)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	89 elif len(element) > 0:
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	90 # Element contains subelements, so we'll treat it as an
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	91 # OrderedDict.
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	92 if element_name == 'list':
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	93 object_ = cls.construct_list(element)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	94 else:
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	95 object_ = cls.construct_ordered_dict(element)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	96 else:
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	97 object_ = cls.construct_primitive(element)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	98 return object_
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	99
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	100 @classmethod
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	101 def construct_registered_class(cls, element):
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	102 element_name = element.tag
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	103 serializable = SerializableRegistry.registered_classes[element_name]
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	104 class_ = serializable.class_
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	105 init_args = OrderedDict()
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	106 for subelement in element:
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	107 arg = cls.construct_object(subelement)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	108 subelement_name = subelement.tag
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	109 init_args[subelement_name] = arg
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	110 try:
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	111 object_ = class_(**init_args)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	112 except (TypeError, ValueError) as exception:
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	113 logger.error(init_args)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	114 error_message = \
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	115 'unable to deserialize tag {0}: {1}'.format(element_name,
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	116 exception)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	117 raise ValueError(error_message)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	118 return object_
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	119
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	120 @classmethod
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	121 def construct_ordered_dict(cls, element):
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	122 object_ = OrderedDict()
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	123 for subelement in element:
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	124 child = cls.construct_object(subelement)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	125 name = subelement.tag
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	126 object_[name] = child
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	127 return object_
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	128
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	129 @classmethod
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	130 def construct_list(cls, element):
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	131 object_ = []
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	132 for subelement in element:
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	133 child = cls.construct_object(subelement)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	134 object_.append(child)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	135 return object_
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	136
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	137 @classmethod
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	138 def construct_primitive(cls, element):
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	139 text = element.text
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	140 # Interpret the element's text as unicode by default.
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	141 element_type = element.attrib.get('type', 'unicode')
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	142 if element_type == 'unicode':
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	143 formatted_text = dedent_chomp(text)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	144 object_ = unicode(formatted_text)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	145 elif element_type == 'str':
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	146 formatted_text = dedent_chomp(text)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	147 object_ = str(formatted_text)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	148 elif element_type == 'int':
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	149 object_ = int(text)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	150 elif element_type == 'float':
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	151 object_ = float(text)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	152 else:
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	153 error_message = '{0!r} is not a recognized primitive type'
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	154 error_message.format(element_type)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	155 raise ValueError(error_message)
7a89ea5404b1 Initial commit of parpg-core. M. George Hansen <technopolitica@gmail.com> parents: diff changeset	156 return object_

Mercurial > parpg-source

annotate serializers.py @ 120:adbcdb900fa9