############################################################################## # # Copyright (c) 2006 Nexedi SARL and Contributors. All Rights Reserved. # Romain Courteaud <romain@nexedi.com> # # WARNING: This program as such is intended to be used by professional # programmers who take the whole responsability of assessing all potential # consequences resulting from its eventual inadequacies and bugs # End users who are looking for a ready-to-use solution with commercial # garantees and support are strongly adviced to contract a Free Software # Service Company # # 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. # ############################################################################## from AccessControl import ClassSecurityInfo from Products.ERP5Type import Permissions, PropertySheet from Products.ERP5Type.XMLObject import XMLObject from Products.DCWorkflow.Guard import Guard from Products.CMFCore.Expression import Expression class Variable(XMLObject): """ A ERP5 Variable. """ meta_type = 'ERP5 Variable' portal_type = 'Variable' add_permission = Permissions.AddPortalContent isPortalContent = 1 isRADContent = 1 info_guard = None description = '' for_catalog = 1 for_status = 1 default_value = '' default_expr = None # Overrides default_value if set info_guard = None update_always = 1 # Declarative security security = ClassSecurityInfo() security.declareObjectProtected(Permissions.AccessContentsInformation) # Declarative properties property_sheets = ( PropertySheet.Base, PropertySheet.XMLObject, PropertySheet.CategoryCore, PropertySheet.DublinCore, PropertySheet.Variable, ) def getDefaultExprText(self): if not self.default_expr: return '' else: return self.default_expr.text def generateInfoGuard(self): if self.info_guard == None: self.info_guard = Guard(permissions=self.getPermissionList(), roles=self.getRoleList(), groups=self.getGroupList(), expr=self.getExpression()) if self.info_guard.roles != self.getRoleList(): self.info_guard.roles = self.getRoleList() elif self.info_guard.permissions != self.getPermissionList(): self.info_guard.permissions = self.getPermissionList() elif self.info_guard.groups != self.getGroupList(): self.info_guard.groups = self.getGroupList() elif self.info_guard.expr != self.getExpression(): self.info_guard.expr = self.getExpression() def getInfoGuard(self): if self.info_guard is not None: return self.info_guard else: self.generateGuard() return self.guard def getInfoGuardSummary(self): res = None if self.info_guard is not None: res = self.info_guard.getSummary() return res ### zwj: originated from DC workflow; seems useless here? def setProperties(self, description, default_value='', default_expr='', for_catalog=0, for_status=0, update_always=0, props=None, REQUEST=None): ''' ''' self.description = str(description) self.default_value = str(default_value) if default_expr: self.default_expr = Expression(default_expr) else: self.default_expr = None g = Guard() if g.changeFromProperties(props or REQUEST): self.info_guard = g else: self.info_guard = None self.for_catalog = bool(for_catalog) self.for_status = bool(for_status) self.update_always = bool(update_always) if REQUEST is not None: return self.manage_properties(REQUEST, 'Properties changed.')