/*
* Copyright 2010-2012 Ning, Inc.
*
* Ning licenses this file to you under the Apache License, version 2.0
* (the "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package com.ning.billing.util.callcontext;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import javax.annotation.Nullable;
import javax.inject.Inject;
import org.joda.time.DateTime;
import org.skife.jdbi.v2.Handle;
import org.skife.jdbi.v2.IDBI;
import org.skife.jdbi.v2.tweak.HandleCallback;
import com.ning.billing.ObjectType;
import com.ning.billing.util.clock.Clock;
import com.ning.billing.util.dao.TableName;
import com.google.common.base.Objects;
public class InternalCallContextFactory {
public static final long INTERNAL_TENANT_RECORD_ID = 0L;
private final IDBI dbi;
private final CallContextSqlDao callContextSqlDao;
private final Clock clock;
@Inject
public InternalCallContextFactory(final IDBI dbi, final Clock clock) {
this.dbi = dbi;
this.callContextSqlDao = dbi.onDemand(CallContextSqlDao.class);
this.clock = clock;
}
/**
* Create an internal tenant context from a tenant context
* <p/>
* This is used for r/o operations - we don't need the account id in that case
*
* @param context tenant context (tenantId can be null only if multi-tenancy is disabled)
* @return internal tenant context
*/
public InternalTenantContext createInternalTenantContext(final TenantContext context) {
// If tenant id is null, this will default to the default tenant record id (multi-tenancy disabled)
final Long tenantRecordId = getTenantRecordId(context);
return createInternalTenantContext(tenantRecordId, null);
}
/**
* Create an internal tenant context
*
* @param tenantRecordId tenant_record_id (cannot be null)
* @param accountRecordId account_record_id (cannot be null for INSERT operations)
* @return internal tenant context
*/
public InternalTenantContext createInternalTenantContext(final Long tenantRecordId, @Nullable final Long accountRecordId) {
//Preconditions.checkNotNull(tenantRecordId, "tenantRecordId cannot be null");
return new InternalTenantContext(tenantRecordId, accountRecordId);
}
/**
* Crate an internal call context from a call context, and retrieving the account_record_id from another table
*
* @param objectId the id of the row in the table pointed by object type where to look for account_record_id
* @param objectType the object type pointed by this objectId
* @param context original call context
* @return internal call context from context, with a non null account_record_id (if found)
*/
public InternalCallContext createInternalCallContext(final UUID objectId, final ObjectType objectType, final CallContext context) {
// The context may come from a user API - for security, check we're not doing cross-tenants operations
//final Long tenantRecordIdFromObject = retrieveTenantRecordIdFromObject(objectId, objectType);
//final Long tenantRecordIdFromContext = getTenantRecordId(context);
//Preconditions.checkState(tenantRecordIdFromContext.equals(tenantRecordIdFromObject),
// "tenant of the pointed object (%s) and the context (%s) don't match!", tenantRecordIdFromObject, tenantRecordIdFromContext);
return createInternalCallContext(objectId, objectType, context.getUserName(), context.getCallOrigin(),
context.getUserType(), context.getUserToken(), context.getReasonCode(), context.getComments(),
context.getCreatedDate(), context.getUpdatedDate());
}
/**
* Create an internal call context using an existing account to retrieve tenant and account record ids
* <p/>
* This is used for r/w operations - we need the account id to populate the account_record_id field
*
* @param accountId account id
* @param context original call context
* @return internal call context
*/
public InternalCallContext createInternalCallContext(final UUID accountId, final CallContext context) {
return createInternalCallContext(accountId, ObjectType.ACCOUNT, context.getUserName(), context.getCallOrigin(),
context.getUserType(), context.getUserToken(), context.getReasonCode(), context.getComments(),
context.getCreatedDate(), context.getUpdatedDate());
}
/**
* Create an internal call context using an existing account to retrieve tenant and account record ids
*
* @param accountId account id
* @param userName user name
* @param callOrigin call origin
* @param userType user type
* @param userToken user token, if any
* @return internal call context
*/
public InternalCallContext createInternalCallContext(final UUID accountId, final String userName, final CallOrigin callOrigin,
final UserType userType, @Nullable final UUID userToken) {
return createInternalCallContext(accountId, ObjectType.ACCOUNT, userName, callOrigin, userType, userToken);
}
/**
* Create an internal call context using an existing object to retrieve tenant and account record ids
*
* @param objectId the id of the row in the table pointed by object type where to look for account_record_id
* @param objectType the object type pointed by this objectId
* @param userName user name
* @param callOrigin call origin
* @param userType user type
* @param userToken user token, if any
* @return internal call context
*/
public InternalCallContext createInternalCallContext(final UUID objectId, final ObjectType objectType, final String userName,
final CallOrigin callOrigin, final UserType userType, @Nullable final UUID userToken) {
return createInternalCallContext(objectId, objectType, userName, callOrigin, userType, userToken, null, null, clock.getUTCNow(), clock.getUTCNow());
}
public InternalCallContext createInternalCallContext(final UUID objectId, final ObjectType objectType, final String userName,
final CallOrigin callOrigin, final UserType userType, @Nullable final UUID userToken,
@Nullable final String reasonCode, @Nullable final String comment, final DateTime createdDate,
final DateTime updatedDate) {
final Long tenantRecordId = retrieveTenantRecordIdFromObject(objectId, objectType);
final Long accountRecordId = retrieveAccountRecordIdFromObject(objectId, objectType);
return createInternalCallContext(tenantRecordId, accountRecordId, userName, callOrigin, userType, userToken,
reasonCode, comment, createdDate, updatedDate);
}
/**
* Create an internal call context
* <p/>
* This is used by notification queue and persistent bus - accountRecordId is expected to be non null
*
* @param tenantRecordId tenant record id - if null, the default tenant record id value will be used
* @param accountRecordId account record id (cannot be null)
* @param userName user name
* @param callOrigin call origin
* @param userType user type
* @param userToken user token, if any
* @return internal call context
*/
public InternalCallContext createInternalCallContext(@Nullable final Long tenantRecordId, final Long accountRecordId, final String userName,
final CallOrigin callOrigin, final UserType userType, @Nullable final UUID userToken) {
return new InternalCallContext(tenantRecordId, accountRecordId, userToken, userName, callOrigin, userType, null, null,
clock.getUTCNow(), clock.getUTCNow());
}
private InternalCallContext createInternalCallContext(@Nullable final Long tenantRecordId, final Long accountRecordId, final String userName,
final CallOrigin callOrigin, final UserType userType, @Nullable final UUID userToken,
@Nullable final String reasonCode, @Nullable final String comment, final DateTime createdDate,
final DateTime updatedDate) {
//Preconditions.checkNotNull(accountRecordId, "accountRecordId cannot be null");
final Long nonNulTenantRecordId = Objects.firstNonNull(tenantRecordId, INTERNAL_TENANT_RECORD_ID);
return new InternalCallContext(nonNulTenantRecordId, accountRecordId, userToken, userName, callOrigin, userType, reasonCode, comment,
createdDate, updatedDate);
}
/**
* Create an internal call context without populating the account record id
* <p/>
* This is used for update/delete operations - we don't need the account id in that case - and
* also when we don't have an account_record_id column (e.g. tenants, tag_definitions)
*
* @param context original call context
* @return internal call context
*/
public InternalCallContext createInternalCallContext(final CallContext context) {
// If tenant id is null, this will default to the default tenant record id (multi-tenancy disabled)
final Long tenantRecordId = getTenantRecordId(context);
return new InternalCallContext(tenantRecordId, null, context);
}
// Used when we need to re-hydrate the context with the account_record_id (when creating the account)
public InternalCallContext createInternalCallContext(final Long accountRecordId, final InternalCallContext context) {
return new InternalCallContext(context.getTenantRecordId(), accountRecordId, context.getUserToken(), context.getCreatedBy(),
context.getCallOrigin(), context.getContextUserType(), context.getReasonCode(), context.getComments(),
context.getCreatedDate(), context.getUpdatedDate());
}
// Used when we need to re-hydrate the context with the tenant_record_id and account_record_id (when claiming bus events)
public InternalCallContext createInternalCallContext(final Long tenantRecordId, final Long accountRecordId, final InternalCallContext context) {
return new InternalCallContext(tenantRecordId, accountRecordId, context.getUserToken(), context.getCreatedBy(),
context.getCallOrigin(), context.getContextUserType(), context.getReasonCode(), context.getComments(),
context.getCreatedDate(), context.getUpdatedDate());
}
private Long getTenantRecordId(final TenantContext context) {
// Default to single default tenant (e.g. single tenant mode)
if (context.getTenantId() == null) {
return INTERNAL_TENANT_RECORD_ID;
} else {
return callContextSqlDao.getTenantRecordId(context.getTenantId().toString());
}
}
private Long retrieveAccountRecordIdFromObject(final UUID objectId, final ObjectType objectType) {
final Long accountRecordId;
final TableName tableName = TableName.fromObjectType(objectType);
if (tableName != null) {
accountRecordId = dbi.withHandle(new HandleCallback<Long>() {
@Override
public Long withHandle(final Handle handle) throws Exception {
final String columnName;
if (TableName.TAG_DEFINITIONS.equals(tableName) || TableName.TAG_DEFINITION_HISTORY.equals(tableName)) {
// Not tied to an account
return null;
} else if (TableName.ACCOUNT.equals(tableName) || TableName.ACCOUNT_HISTORY.equals(tableName)) {
// Lookup the record_id directly
columnName = "record_id";
} else {
// The table should have an account_record_id column
columnName = "account_record_id";
}
final List<Map<String, Object>> values = handle.select(String.format("select %s from %s where id = ?;", columnName, tableName.getTableName()), objectId.toString());
if (values.size() == 0) {
return null;
} else {
return (Long) values.get(0).get(columnName);
}
}
});
} else {
accountRecordId = null;
}
return accountRecordId;
}
private Long retrieveTenantRecordIdFromObject(final UUID objectId, final ObjectType objectType) {
final Long tenantRecordId;
final TableName tableName = TableName.fromObjectType(objectType);
if (tableName != null) {
tenantRecordId = dbi.withHandle(new HandleCallback<Long>() {
@Override
public Long withHandle(final Handle handle) throws Exception {
final String columnName;
if (TableName.TENANT.equals(tableName)) {
// Lookup the record_id directly
columnName = "record_id";
} else {
// The table should have an tenant_record_id column
columnName = "tenant_record_id";
}
final List<Map<String, Object>> values = handle.select(String.format("select %s from %s where id = ?;", columnName, tableName.getTableName()), objectId.toString());
if (values.size() == 0) {
return null;
} else {
return (Long) values.get(0).get(columnName);
}
}
});
} else {
tenantRecordId = null;
}
return tenantRecordId;
}
}