253 lines
7.8 KiB
Python
253 lines
7.8 KiB
Python
import json
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import lz4
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SERIALISABLE_TYPE_BASE = 0
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SERIALISABLE_TYPE_BASE_NAMED = 1
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SERIALISABLE_TYPE_SHORTCUTS = 2
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SERIALISABLE_TYPE_SUBSCRIPTION = 3
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SERIALISABLE_TYPE_PERIODIC = 4
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SERIALISABLE_TYPE_GALLERY_IDENTIFIER = 5
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SERIALISABLE_TYPE_IMPORT_TAG_OPTIONS = 6
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SERIALISABLE_TYPE_IMPORT_FILE_OPTIONS = 7
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SERIALISABLE_TYPE_SEED_CACHE = 8
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SERIALISABLE_TYPE_HDD_IMPORT = 9
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SERIALISABLE_TYPE_SERVER_TO_CLIENT_CONTENT_UPDATE_PACKAGE = 10
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SERIALISABLE_TYPE_SERVER_TO_CLIENT_SERVICE_UPDATE_PACKAGE = 11
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SERIALISABLE_TYPE_MANAGEMENT_CONTROLLER = 12
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SERIALISABLE_TYPE_GUI_SESSION = 13
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SERIALISABLE_TYPE_PREDICATE = 14
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SERIALISABLE_TYPE_FILE_SEARCH_CONTEXT = 15
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SERIALISABLE_TYPE_EXPORT_FOLDER = 16
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SERIALISABLE_TYPE_THREAD_WATCHER_IMPORT = 17
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SERIALISABLE_TYPE_PAGE_OF_IMAGES_IMPORT = 18
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SERIALISABLE_TYPE_IMPORT_FOLDER = 19
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SERIALISABLE_TYPE_GALLERY_IMPORT = 20
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SERIALISABLE_TYPE_DICTIONARY = 21
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SERIALISABLE_TYPE_CLIENT_OPTIONS = 22
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SERIALISABLE_TYPE_CONTENT = 23
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SERIALISABLE_TYPE_SERVER_TO_CLIENT_PETITION = 24
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SERIALISABLE_TYPE_ACCOUNT_IDENTIFIER = 25
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SERIALISABLE_TYPE_LIST = 26
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SERIALISABLE_TYPE_HTML_PARSE_FORMULA = 27
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SERIALISABLE_TYPES_TO_OBJECT_TYPES = {}
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def CreateFromNetworkString( network_string ):
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obj_string = lz4.loads( network_string )
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return CreateFromString( obj_string )
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def CreateFromString( obj_string ):
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obj_tuple = json.loads( obj_string )
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return CreateFromSerialisableTuple( obj_tuple )
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def CreateFromSerialisableTuple( obj_tuple ):
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if len( obj_tuple ) == 3:
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( serialisable_type, version, serialisable_info ) = obj_tuple
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obj = SERIALISABLE_TYPES_TO_OBJECT_TYPES[ serialisable_type ]()
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else:
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( serialisable_type, name, version, serialisable_info ) = obj_tuple
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obj = SERIALISABLE_TYPES_TO_OBJECT_TYPES[ serialisable_type ]( name )
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obj.InitialiseFromSerialisableInfo( version, serialisable_info )
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return obj
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class SerialisableBase( object ):
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SERIALISABLE_TYPE = SERIALISABLE_TYPE_BASE
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SERIALISABLE_VERSION = 1
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def _GetSerialisableInfo( self ):
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raise NotImplementedError()
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def _InitialiseFromSerialisableInfo( self, serialisable_info ):
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raise NotImplementedError()
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def _UpdateSerialisableInfo( self, version, old_serialisable_info ):
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return old_serialisable_info
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def DumpToNetworkString( self ):
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obj_string = self.DumpToString()
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return lz4.dumps( obj_string )
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def DumpToString( self ):
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obj_tuple = self.GetSerialisableTuple()
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return json.dumps( obj_tuple )
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def GetSerialisableTuple( self ):
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return ( self.SERIALISABLE_TYPE, self.SERIALISABLE_VERSION, self._GetSerialisableInfo() )
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def InitialiseFromSerialisableInfo( self, version, serialisable_info ):
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while version < self.SERIALISABLE_VERSION:
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( version, serialisable_info ) = self._UpdateSerialisableInfo( version, serialisable_info )
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self._InitialiseFromSerialisableInfo( serialisable_info )
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class SerialisableBaseNamed( SerialisableBase ):
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SERIALISABLE_TYPE = SERIALISABLE_TYPE_BASE_NAMED
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def __init__( self, name ):
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SerialisableBase.__init__( self )
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self._name = name
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def GetSerialisableTuple( self ):
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return ( self.SERIALISABLE_TYPE, self._name, self.SERIALISABLE_VERSION, self._GetSerialisableInfo() )
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def GetName( self ): return self._name
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def SetName( self, name ): self._name = name
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class SerialisableDictionary( SerialisableBase, dict ):
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SERIALISABLE_TYPE = SERIALISABLE_TYPE_DICTIONARY
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SERIALISABLE_VERSION = 1
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def __init__( self, *args, **kwargs ):
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dict.__init__( self, *args, **kwargs )
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SerialisableBase.__init__( self )
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def _GetSerialisableInfo( self ):
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simple_key_simple_value_pairs = []
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simple_key_serialisable_value_pairs = []
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serialisable_key_simple_value_pairs = []
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serialisable_key_serialisable_value_pairs = []
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for ( key, value ) in self.items():
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if isinstance( key, SerialisableBase ):
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serialisable_key = key.GetSerialisableTuple()
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if isinstance( value, SerialisableBase ):
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serialisable_value = value.GetSerialisableTuple()
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serialisable_key_serialisable_value_pairs.append( ( serialisable_key, serialisable_value ) )
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else:
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serialisable_value = value
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serialisable_key_simple_value_pairs.append( ( serialisable_key, serialisable_value ) )
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else:
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serialisable_key = key
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if isinstance( value, SerialisableBase ):
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serialisable_value = value.GetSerialisableTuple()
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simple_key_serialisable_value_pairs.append( ( serialisable_key, serialisable_value ) )
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else:
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serialisable_value = value
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simple_key_simple_value_pairs.append( ( serialisable_key, serialisable_value ) )
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return ( simple_key_simple_value_pairs, simple_key_serialisable_value_pairs, serialisable_key_simple_value_pairs, serialisable_key_serialisable_value_pairs )
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def _InitialiseFromSerialisableInfo( self, serialisable_info ):
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( simple_key_simple_value_pairs, simple_key_serialisable_value_pairs, serialisable_key_simple_value_pairs, serialisable_key_serialisable_value_pairs ) = serialisable_info
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for ( key, value ) in simple_key_simple_value_pairs:
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self[ key ] = value
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for ( key, serialisable_value ) in simple_key_serialisable_value_pairs:
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value = CreateFromSerialisableTuple( serialisable_value )
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self[ key ] = value
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for ( serialisable_key, value ) in serialisable_key_simple_value_pairs:
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key = CreateFromSerialisableTuple( serialisable_key )
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self[ key ] = value
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for ( serialisable_key, serialisable_value ) in serialisable_key_serialisable_value_pairs:
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key = CreateFromSerialisableTuple( serialisable_key )
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value = CreateFromSerialisableTuple( serialisable_value )
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self[ key ] = value
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SERIALISABLE_TYPES_TO_OBJECT_TYPES[ SERIALISABLE_TYPE_DICTIONARY ] = SerialisableDictionary
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class SerialisableList( SerialisableBase, list ):
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SERIALISABLE_TYPE = SERIALISABLE_TYPE_LIST
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SERIALISABLE_VERSION = 1
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def __init__( self, *args, **kwargs ):
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list.__init__( self, *args, **kwargs )
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SerialisableBase.__init__( self )
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def _GetSerialisableInfo( self ):
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return [ obj.GetSerialisableTuple() for obj in self ]
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def _InitialiseFromSerialisableInfo( self, serialisable_info ):
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for obj_tuple in serialisable_info:
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self.append( CreateFromSerialisableTuple( obj_tuple ) )
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SERIALISABLE_TYPES_TO_OBJECT_TYPES[ SERIALISABLE_TYPE_LIST ] = SerialisableList |