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# -*- coding: utf-8 -*-
#
# PartMgr - Parameter descriptor
#
# Copyright 2014 Michael Buesch <m@bues.ch>
#
# 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.
#
from partmgr.core.entity import *
from partmgr.core.util import *
class Parameter(Entity):
"Parameter descriptor."
# Parent types
PTYPE_GLOBAL = 0
PTYPE_PART = 1
PTYPE_CATEGORY = 2
PTYPE_SUPPLIER = 3
PTYPE_LOCATION = 4
PTYPE_FOOTPRINT = 5
PTYPE_STOCKITEM = 6
PTYPE_ORIGIN = 7
PTYPE_STORAGE = 8
def __init__(self, name,
parentType=PTYPE_GLOBAL,
parent=None,
data=b"",
**kwds):
Entity.__init__(self,
name = name,
entityType = "Parameter",
**kwds)
self.parentType = parentType
self.parent = Entity.toId(parent)
self.__setData(data)
def syncDatabase(self):
if self.db:
self.db.modifyParameter(self)
def setParentType(self, parentType):
self.parentType = self.toId(parentType)
self.syncDatabase()
def getParentType(self):
return self.parentType
def setParent(self, parent):
self.parent = Entity.toId(parent)
self.syncDatabase()
def getData(self):
return self.data
def getDataString(self):
try:
return self.getData().decode(STR_ENCODING)
except UnicodeDecodeError as e:
raise PartMgrError("%s: data string decode error: %s" %\
(str(self), str(e)))
def getDataInt(self):
try:
return int(self.getDataString())
except ValueError as e:
raise PartMgrError("%s: data int decode error: %s" %\
(str(self), str(e)))
def __setData(self, newData):
try:
if isinstance(newData, str):
self.data = newData.encode(STR_ENCODING)
elif isinstance(newData, bytes):
self.data = newData
elif isinstance(newData, int):
self.data = str(newData).encode(STR_ENCODING)
else:
assert(0)
except UnicodeEncodeError as e:
raise PartMgrError("%s: data string encode error: %s" %\
(str(self), str(e)))
def setData(self, newData):
self.__setData(newData)
self.syncDatabase()
def delete(self):
self.db.delParameter(self)
Entity.delete(self)
def __repr__(self):
args = []
args.append(str(self.name))
args.append(str(self.description))
args.append(str(self.flags))
args.append(str(self.parentType))
args.append(str(self.parent))
args.append(str(self.data))
args.append(str(self.id))
args.append(str(self.db))
return "Parameter(" + ", ".join(args) + ")"
class Param_Currency(Parameter):
# "currency" parameter data
CURR_EUR = 0
CURR_USD = 1
# currency name string table
CURRNAMES = {
CURR_EUR : ("EUR", "Euro"),
CURR_USD : ("USD", "US Dollar"),
}
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