def obj2dict(obj, depth, parent=None, include=[], exclude=[]): """ Returns dictionary representation of an object. """ result = {} obj = removeSecurityProxy(obj) # Get additional attributes for name in include: value = getattr(obj, name, None) if value is None: continue if not name.endswith("s"): name += "s" if isinstance(value, collections.Iterable): res = [] for item in value.values(): i = obj2dict(item, 0) if name == "versions": permissions = get_head_object_state_rpm(item).permissions i["permissions"] = get_permissions_dict(permissions) res.append(i) result[name] = res else: result[name] = value # Get mapped attributes for property in class_mapper(obj.__class__).iterate_properties: if property.key in exclude: continue value = getattr(obj, property.key) if value == parent: continue if value is None: continue if isinstance(property, RelationshipProperty) and depth > 0: if isinstance(value, collections.Iterable): result[property.key] = [] for item in value: result[property.key].append( obj2dict(item, depth - 1, parent=obj, include=[], exclude=exclude + [ "changes", ])) else: result[property.key] = obj2dict(value, depth - 1, parent=obj, include=[], exclude=exclude + [ "changes", ]) else: if isinstance(property, RelationshipProperty): continue result[property.key] = value return result
def obj2dict(obj, depth, parent=None, include=[], exclude=[]): """ Returns dictionary representation of an object. """ result = {} obj = removeSecurityProxy(obj) # Get additional attributes for name in include: value = getattr(obj, name, None) if value is None: continue if not name.endswith("s"): name += "s" if isinstance(value, collections.Iterable): res = [] # !+ allowance for non-container-api-conformant alchemist containers if IAlchemistContainer.providedBy(value): value = value.values() for item in value: i = obj2dict(item, 0) if name == "versions": permissions = get_head_object_state_rpm(item).permissions i["permissions"] = get_permissions_dict(permissions) res.append(i) result[name] = res else: result[name] = value # Get mapped attributes for property in class_mapper(obj.__class__).iterate_properties: if property.key in exclude: continue value = getattr(obj, property.key) if value == parent: continue if value is None: continue if isinstance(property, RelationshipProperty) and depth > 0: if isinstance(value, collections.Iterable): result[property.key] = [] for item in value: result[property.key].append(obj2dict(item, depth-1, parent=obj, include=[], exclude=exclude + ["changes"] )) else: result[property.key] = obj2dict(value, depth-1, parent=obj, include=[], exclude=exclude + ["changes"] ) else: if isinstance(property, RelationshipProperty): continue result[property.key] = value return result
def publish_to_xml(context): """Generates XML for object and saves it to the file. If object contains attachments - XML is saved in zip archive with all attached files. """ #create a fake interaction to ensure items requiring a participation #are serialized #!+SERIALIZATION(mb, Jan-2013) review this approach try: zope.security.management.getInteraction() except zope.security.interfaces.NoInteraction: principal = zope.security.testing.Principal('user', 'manager', ()) zope.security.management.newInteraction(create_participation(principal)) include = [] # list of files to zip files = [] # data dict to be published data = {} context = zope.security.proxy.removeSecurityProxy(context) if interfaces.IFeatureVersion.providedBy(context): include.append("versions") if interfaces.IFeatureAudit.providedBy(context): include.append("event") exclude = ["data", "event", "attachments", "changes"] # include binary fields and include them in the zip of files for this object for column in class_mapper(context.__class__).columns: if column.type.__class__ == Binary: exclude.append(column.key) content = getattr(context, column.key, None) if content: bfile = tmp(delete=False) bfile.write(content) files.append(bfile.name) data[column.key] = dict( saved_file=os.path.basename(bfile.name) ) bfile.close() data.update( obj2dict(context, 1, parent=None, include=include, exclude=exclude ) ) obj_type = IWorkflow(context).name tags = IStateController(context).get_state().tags if tags: data["tags"] = tags permissions = get_object_state_rpm(context).permissions data["permissions"] = get_permissions_dict(permissions) data["changes"] = [] for change in getattr(context, "changes", []): change_dict = obj2dict(change, 0, parent=context) change_permissions = get_head_object_state_rpm(change).permissions change_dict["permissions"] = get_permissions_dict(change_permissions) data["changes"].append(change_dict) # setup path to save serialized data path = os.path.join(setupStorageDirectory(), obj_type) if not os.path.exists(path): os.makedirs(path) # xml file path file_path = os.path.join(path, stringKey(context)) if interfaces.IFeatureAttachment.providedBy(context): attachments = getattr(context, "attachments", None) if attachments: data["attachments"] = [] for attachment in attachments: # serializing attachment attachment_dict = obj2dict(attachment, 1, parent=context, exclude=["data", "event", "versions"]) permissions = get_object_state_rpm(attachment).permissions attachment_dict["permissions"] = \ get_permissions_dict(permissions) # saving attachment to tmp attached_file = tmp(delete=False) attached_file.write(attachment.data) attached_file.flush() attached_file.close() files.append(attached_file.name) attachment_dict["saved_file"] = os.path.basename( attached_file.name ) data["attachments"].append(attachment_dict) # zipping xml, attached files plus any binary fields # also remove the temporary files if files: #generate temporary xml file temp_xml = tmp(delete=False) temp_xml.write(serialize(data, name=obj_type)) temp_xml.close() #write attachments/binary fields to zip zip_file = ZipFile("%s.zip" % (file_path), "w") for f in files: zip_file.write(f, os.path.basename(f)) os.remove(f) #write the xml zip_file.write(temp_xml.name, "%s.xml" % os.path.basename(file_path)) zip_file.close() #placed remove after zip_file.close !+ZIP_FILE_CRC_FAILURE os.remove(temp_xml.name) else: # save serialized xml to file with open("%s.xml" % (file_path), "w") as xml_file: xml_file.write(serialize(data, name=obj_type)) xml_file.close() #publish to rabbitmq outputs queue connection = get_mq_connection() if not connection: return channel = connection.channel() publish_file_path = "%s.%s" %(file_path, ("zip" if files else "xml")) channel.basic_publish( exchange=SERIALIZE_OUTPUT_EXCHANGE, routing_key=SERIALIZE_OUTPUT_ROUTING_KEY, body=simplejson.dumps({"type": "file", "location": publish_file_path }), properties=pika.BasicProperties(content_type="text/plain", delivery_mode=2 ) ) #clean up - remove any files if zip was created if files: prev_xml_file = "%s.%s" %(file_path, "xml") if os.path.exists(prev_xml_file): os.remove(prev_xml_file)
def publish_to_xml(context): """Generates XML for object and saves it to the file. If object contains attachments - XML is saved in zip archive with all attached files. """ include = [] context = removeSecurityProxy(context) if IVersionable.implementedBy(context.__class__): include.append("versions") if IAuditable.implementedBy(context.__class__): include.append("event") data = obj2dict(context, 1, parent=None, include=include, exclude=[ "file_data", "image", "logo_data", "event", "attached_files", "changes" ]) type = IWorkflow(context).name tags = IStateController(context).get_state().tags if tags: data["tags"] = tags permissions = get_object_state_rpm(context).permissions data["permissions"] = get_permissions_dict(permissions) data["changes"] = [] for change in getattr(context, "changes", []): change_dict = obj2dict(change, 0, parent=context) change_permissions = get_head_object_state_rpm(change).permissions change_dict["permissions"] = get_permissions_dict(change_permissions) data["changes"].append(change_dict) # list of files to zip files = [] # setup path to save serialized data path = os.path.join(setupStorageDirectory(), type) if not os.path.exists(path): os.makedirs(path) # xml file path file_path = os.path.join(path, stringKey(context)) has_attachments = False if IAttachmentable.implementedBy(context.__class__): attached_files = getattr(context, "attached_files", None) if attached_files: has_attachments = True # add xml file to list of files to zip files.append("%s.xml" % (file_path)) data["attached_files"] = [] for attachment in attached_files: # serializing attachment attachment_dict = obj2dict( attachment, 1, parent=context, exclude=["file_data", "event", "versions", "changes"]) permissions = get_object_state_rpm(attachment).permissions attachment_dict["permissions"] = \ get_permissions_dict(permissions) # saving attachment to tmp with tmp(delete=False) as f: f.write(attachment.file_data) files.append(f.name) attachment_dict["saved_file"] = \ os.path.split(f.name)[-1] data["attached_files"].append(attachment_dict) # saving xml file with open("%s.xml" % (file_path), "w") as file: file.write(serialize(data, name=type)) # zipping xml and attached files # unzipped files are removed if has_attachments: zip = ZipFile("%s.zip" % (file_path), "w") for f in files: zip.write(f, os.path.split(f)[-1]) os.remove(f) zip.close()
def publish_to_xml(context): """Generates XML for object and saves it to the file. If object contains attachments - XML is saved in zip archive with all attached files. """ #create a fake interaction to ensure items requiring a participation #are serialized #!+SERIALIZATION(mb, Jan-2013) review this approach try: zope.security.management.getInteraction() except zope.security.interfaces.NoInteraction: principal = zope.security.testing.Principal('user', 'manager', ()) zope.security.management.newInteraction( create_participation(principal)) include = [] # list of files to zip files = [] # data dict to be published data = {} context = zope.security.proxy.removeSecurityProxy(context) if interfaces.IFeatureVersion.providedBy(context): include.append("versions") if interfaces.IFeatureAudit.providedBy(context): include.append("event") exclude = ["data", "event", "attachments", "changes"] # include binary fields and include them in the zip of files for this object for column in class_mapper(context.__class__).columns: if column.type.__class__ == Binary: exclude.append(column.key) content = getattr(context, column.key, None) if content: bfile = tmp(delete=False) bfile.write(content) files.append(bfile.name) data[column.key] = dict( saved_file=os.path.basename(bfile.name)) bfile.close() data.update( obj2dict(context, 1, parent=None, include=include, exclude=exclude)) obj_type = IWorkflow(context).name tags = IStateController(context).get_state().tags if tags: data["tags"] = tags permissions = get_object_state_rpm(context).permissions data["permissions"] = get_permissions_dict(permissions) data["changes"] = [] for change in getattr(context, "changes", []): change_dict = obj2dict(change, 0, parent=context) change_permissions = get_head_object_state_rpm(change).permissions change_dict["permissions"] = get_permissions_dict(change_permissions) data["changes"].append(change_dict) # setup path to save serialized data path = os.path.join(setupStorageDirectory(), obj_type) if not os.path.exists(path): os.makedirs(path) # xml file path file_path = os.path.join(path, stringKey(context)) if interfaces.IFeatureAttachment.providedBy(context): attachments = getattr(context, "attachments", None) if attachments: data["attachments"] = [] for attachment in attachments: # serializing attachment attachment_dict = obj2dict( attachment, 1, parent=context, exclude=["data", "event", "versions"]) permissions = get_object_state_rpm(attachment).permissions attachment_dict["permissions"] = \ get_permissions_dict(permissions) # saving attachment to tmp attached_file = tmp(delete=False) attached_file.write(attachment.data) attached_file.flush() attached_file.close() files.append(attached_file.name) attachment_dict["saved_file"] = os.path.basename( attached_file.name) data["attachments"].append(attachment_dict) # zipping xml, attached files plus any binary fields # also remove the temporary files if files: #generate temporary xml file temp_xml = tmp(delete=False) temp_xml.write(serialize(data, name=obj_type)) temp_xml.close() #write attachments/binary fields to zip zip_file = ZipFile("%s.zip" % (file_path), "w") for f in files: zip_file.write(f, os.path.basename(f)) os.remove(f) #write the xml zip_file.write(temp_xml.name, "%s.xml" % os.path.basename(file_path)) zip_file.close() #placed remove after zip_file.close !+ZIP_FILE_CRC_FAILURE os.remove(temp_xml.name) else: # save serialized xml to file with open("%s.xml" % (file_path), "w") as xml_file: xml_file.write(serialize(data, name=obj_type)) xml_file.close() #publish to rabbitmq outputs queue connection = get_mq_connection() if not connection: return channel = connection.channel() publish_file_path = "%s.%s" % (file_path, ("zip" if files else "xml")) channel.basic_publish(exchange=SERIALIZE_OUTPUT_EXCHANGE, routing_key=SERIALIZE_OUTPUT_ROUTING_KEY, body=simplejson.dumps({ "type": "file", "location": publish_file_path }), properties=pika.BasicProperties( content_type="text/plain", delivery_mode=2)) #clean up - remove any files if zip was created if files: prev_xml_file = "%s.%s" % (file_path, "xml") if os.path.exists(prev_xml_file): os.remove(prev_xml_file)
def obj2dict(obj, depth, parent=None, include=[], exclude=[], lang=None): """ Returns dictionary representation of a domain object. """ if lang is None: lang = getattr(obj, "language", capi.default_language) result = {} obj = removeSecurityProxy(obj) descriptor = None if IAlchemistContent.providedBy(obj): try: descriptor = utils.get_descriptor(obj) except KeyError: log.error("Could not get descriptor for IAlchemistContent %r", obj) # Get additional attributes for name in include: value = getattr(obj, name, None) if value is None: continue if not name.endswith("s"): name += "s" if isinstance(value, collections.Iterable): res = [] # !+ allowance for non-container-api-conformant alchemist containers if IAlchemistContainer.providedBy(value): value = value.values() for item in value: i = obj2dict(item, 0, lang=lang) if name == "versions": permissions = get_head_object_state_rpm(item).permissions i["permissions"] = get_permissions_dict(permissions) res.append(i) result[name] = res else: result[name] = value # Get mapped attributes mapper = class_mapper(obj.__class__) for property in mapper.iterate_properties: if property.key in exclude: continue value = getattr(obj, property.key) if value == parent: continue if value is None: continue if isinstance(property, RelationshipProperty) and depth > 0: if isinstance(value, collections.Iterable): result[property.key] = [] for item in value: result[property.key].append(obj2dict(item, 1, parent=obj, include=[], exclude=exclude + ["changes"], lang=lang )) else: result[property.key] = obj2dict(value, depth-1, parent=obj, include=[], exclude=exclude + ["changes"], lang=lang ) else: if isinstance(property, RelationshipProperty): continue elif isinstance(property, ColumnProperty): columns = property.columns if len(columns) == 1: if is_column_binary(columns[0]): continue if descriptor: columns = property.columns is_foreign = False if len(columns) == 1: if len(columns[0].foreign_keys): is_foreign = True if (not is_foreign) and (property.key in descriptor.keys()): field = descriptor.get(property.key) if (field and field.property and (field.property.__class__ == zope.schema.Choice)): factory = (field.property.vocabulary or field.property.source ) if factory is None: vocab_name = getattr(field.property, "vocabularyName", None) factory = zope.component.getUtility( zope.schema.interfaces.IVocabularyFactory, vocab_name ) #!+VOCABULARIES(mb, Aug-2012)some vocabularies # expect an interaction to generate values # todo - update these vocabularies to work # with no request e.g. in notification threads display_name = None try: vocabulary = factory(obj) term = vocabulary.getTerm(value) if lang: if hasattr(factory, "vdex"): display_name = ( factory.vdex.getTermCaption( factory.getTermById(value), lang )) else: display_name = translate( (term.title or term.value), target_language=lang, domain="bungeni" ) else: display_name = term.title or term.value except NoInteraction: log.error("This vocabulary %s expects an" "interaction to generate terms.", factory ) #try to use dc adapter lookup try: _prop = mapper.get_property_by_column( property.columns[0]) _prop_value = getattr(obj, _prop.key) dc = IDCDescriptiveProperties( _prop_value, None) if dc: display_name = ( IDCDescriptiveProperties( _prop_value).title ) except KeyError: log.warn("No display text found for %s" " on object %s. Unmapped in orm.", property.key, obj ) except Exception, e: log.error("Could not instantiate" " vocabulary %s. Exception: %s", factory, e ) finally: #fallback we cannot look up vocabularies/dc if display_name is None: log.error(value) display_name = unicode(value, errors="escape") result[property.key] = dict( name=property.key, value=value, displayAs=display_name ) continue
def publish_to_xml(context): """Generates XML for object and saves it to the file. If object contains attachments - XML is saved in zip archive with all attached files. """ include = [] context = removeSecurityProxy(context) if interfaces.IFeatureVersion.providedBy(context): include.append("versions") if interfaces.IFeatureAudit.providedBy(context): include.append("event") data = obj2dict(context, 1, parent=None, include=include, exclude=["data", "image", "logo_data", "event", "attachments", "changes"] ) # !+please do not use python builtin names as variable names type = IWorkflow(context).name # !+IWorkflow(context).get_state(context.status).tags tags = IStateController(context).get_state().tags if tags: data["tags"] = tags permissions = get_object_state_rpm(context).permissions data["permissions"] = get_permissions_dict(permissions) data["changes"] = [] for change in getattr(context, "changes", []): change_dict = obj2dict(change, 0, parent=context) change_permissions = get_head_object_state_rpm(change).permissions change_dict["permissions"] = get_permissions_dict(change_permissions) data["changes"].append(change_dict) # list of files to zip files = [] # setup path to save serialized data path = os.path.join(setupStorageDirectory(), type) if not os.path.exists(path): os.makedirs(path) # xml file path file_path = os.path.join(path, stringKey(context)) has_attachments = False if interfaces.IFeatureAttachment.providedBy(context): attachments = getattr(context, "attachments", None) if attachments: has_attachments = True # add xml file to list of files to zip files.append("%s.xml" % (file_path)) data["attachments"] = [] for attachment in attachments: # serializing attachment attachment_dict = obj2dict(attachment, 1, parent=context, exclude=["data", "event", "versions"]) permissions = get_object_state_rpm(attachment).permissions attachment_dict["permissions"] = \ get_permissions_dict(permissions) # saving attachment to tmp with tmp(delete=False) as f: f.write(attachment.data) files.append(f.name) attachment_dict["saved_file"] = \ os.path.split(f.name)[-1] data["attachments"].append(attachment_dict) # saving xml file with open("%s.xml" % (file_path), "w") as file: file.write(serialize(data, name=type)) # zipping xml and attached files # unzipped files are removed if has_attachments: zip = ZipFile("%s.zip" % (file_path), "w") for f in files: zip.write(f, os.path.split(f)[-1]) os.remove(f) zip.close()
def obj2dict(obj, depth, parent=None, include=[], exclude=[], lang=None): """ Returns dictionary representation of a domain object. """ if lang is None: lang = getattr(obj, "language", capi.default_language) result = {} obj = removeSecurityProxy(obj) descriptor = None if IAlchemistContent.providedBy(obj): try: descriptor = utils.get_descriptor(obj) except KeyError: log.error("Could not get descriptor for IAlchemistContent %r", obj) # Get additional attributes for name in include: value = getattr(obj, name, None) if value is None: continue if not name.endswith("s"): name += "s" if isinstance(value, collections.Iterable): res = [] # !+ allowance for non-container-api-conformant alchemist containers if IAlchemistContainer.providedBy(value): value = value.values() for item in value: i = obj2dict(item, 0, lang=lang) if name == "versions": permissions = get_head_object_state_rpm(item).permissions i["permissions"] = get_permissions_dict(permissions) res.append(i) result[name] = res else: result[name] = value # Get mapped attributes mapper = class_mapper(obj.__class__) for property in mapper.iterate_properties: if property.key in exclude: continue value = getattr(obj, property.key) if value == parent: continue if value is None: continue if isinstance(property, RelationshipProperty) and depth > 0: if isinstance(value, collections.Iterable): result[property.key] = [] for item in value: result[property.key].append( obj2dict(item, 1, parent=obj, include=[], exclude=exclude + ["changes"], lang=lang)) else: result[property.key] = obj2dict(value, depth - 1, parent=obj, include=[], exclude=exclude + ["changes"], lang=lang) else: if isinstance(property, RelationshipProperty): continue elif isinstance(property, ColumnProperty): columns = property.columns if len(columns) == 1: if is_column_binary(columns[0]): continue if descriptor: columns = property.columns is_foreign = False if len(columns) == 1: if len(columns[0].foreign_keys): is_foreign = True if (not is_foreign) and (property.key in descriptor.keys()): field = descriptor.get(property.key) if (field and field.property and (field.property.__class__ == zope.schema.Choice)): factory = (field.property.vocabulary or field.property.source) if factory is None: vocab_name = getattr(field.property, "vocabularyName", None) factory = zope.component.getUtility( zope.schema.interfaces.IVocabularyFactory, vocab_name) #!+VOCABULARIES(mb, Aug-2012)some vocabularies # expect an interaction to generate values # todo - update these vocabularies to work # with no request e.g. in notification threads display_name = None try: vocabulary = factory(obj) term = vocabulary.getTerm(value) if lang: if hasattr(factory, "vdex"): display_name = ( factory.vdex.getTermCaption( factory.getTermById(value), lang)) else: display_name = translate( (term.title or term.value), target_language=lang, domain="bungeni") else: display_name = term.title or term.value except NoInteraction: log.error( "This vocabulary %s expects an" "interaction to generate terms.", factory) #try to use dc adapter lookup try: _prop = mapper.get_property_by_column( property.columns[0]) _prop_value = getattr(obj, _prop.key) dc = IDCDescriptiveProperties( _prop_value, None) if dc: display_name = (IDCDescriptiveProperties( _prop_value).title) except KeyError: log.warn( "No display text found for %s" " on object %s. Unmapped in orm.", property.key, obj) except Exception, e: log.error( "Could not instantiate" " vocabulary %s. Exception: %s", factory, e) finally: #fallback we cannot look up vocabularies/dc if display_name is None: log.error(value) display_name = unicode(value, errors="escape") result[property.key] = dict(name=property.key, value=value, displayAs=display_name) continue