mirror of
https://github.com/infiniflow/ragflow.git
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6b3a40be5c
### What problem does this PR solve? Related source file is in Windows/DOS format, they are format to Unix format. ### Type of change - [x] Refactoring Signed-off-by: Jin Hai <haijin.chn@gmail.com>
131 lines
3.9 KiB
Python
131 lines
3.9 KiB
Python
#
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# Copyright 2024 The InfiniFlow Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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import operator
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from functools import reduce
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from typing import Dict, Type, Union
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from api.utils import current_timestamp, timestamp_to_date
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from api.db.db_models import DB, DataBaseModel
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from api.db.runtime_config import RuntimeConfig
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from api.utils.log_utils import getLogger
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from enum import Enum
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LOGGER = getLogger()
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@DB.connection_context()
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def bulk_insert_into_db(model, data_source, replace_on_conflict=False):
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DB.create_tables([model])
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for i, data in enumerate(data_source):
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current_time = current_timestamp() + i
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current_date = timestamp_to_date(current_time)
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if 'create_time' not in data:
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data['create_time'] = current_time
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data['create_date'] = timestamp_to_date(data['create_time'])
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data['update_time'] = current_time
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data['update_date'] = current_date
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preserve = tuple(data_source[0].keys() - {'create_time', 'create_date'})
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batch_size = 1000
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for i in range(0, len(data_source), batch_size):
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with DB.atomic():
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query = model.insert_many(data_source[i:i + batch_size])
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if replace_on_conflict:
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query = query.on_conflict(preserve=preserve)
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query.execute()
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def get_dynamic_db_model(base, job_id):
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return type(base.model(
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table_index=get_dynamic_tracking_table_index(job_id=job_id)))
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def get_dynamic_tracking_table_index(job_id):
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return job_id[:8]
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def fill_db_model_object(model_object, human_model_dict):
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for k, v in human_model_dict.items():
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attr_name = 'f_%s' % k
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if hasattr(model_object.__class__, attr_name):
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setattr(model_object, attr_name, v)
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return model_object
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# https://docs.peewee-orm.com/en/latest/peewee/query_operators.html
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supported_operators = {
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'==': operator.eq,
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'<': operator.lt,
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'<=': operator.le,
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'>': operator.gt,
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'>=': operator.ge,
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'!=': operator.ne,
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'<<': operator.lshift,
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'>>': operator.rshift,
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'%': operator.mod,
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'**': operator.pow,
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'^': operator.xor,
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'~': operator.inv,
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}
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def query_dict2expression(
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model: Type[DataBaseModel], query: Dict[str, Union[bool, int, str, list, tuple]]):
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expression = []
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for field, value in query.items():
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if not isinstance(value, (list, tuple)):
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value = ('==', value)
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op, *val = value
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field = getattr(model, f'f_{field}')
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value = supported_operators[op](
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field, val[0]) if op in supported_operators else getattr(
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field, op)(
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*val)
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expression.append(value)
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return reduce(operator.iand, expression)
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def query_db(model: Type[DataBaseModel], limit: int = 0, offset: int = 0,
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query: dict = None, order_by: Union[str, list, tuple] = None):
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data = model.select()
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if query:
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data = data.where(query_dict2expression(model, query))
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count = data.count()
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if not order_by:
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order_by = 'create_time'
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if not isinstance(order_by, (list, tuple)):
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order_by = (order_by, 'asc')
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order_by, order = order_by
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order_by = getattr(model, f'f_{order_by}')
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order_by = getattr(order_by, order)()
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data = data.order_by(order_by)
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if limit > 0:
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data = data.limit(limit)
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if offset > 0:
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data = data.offset(offset)
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return list(data), count
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