File size: 10,187 Bytes
b9fe2b4 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 |
#
# Copyright 2024 The InfiniFlow Authors. All Rights Reserved.
#
# Licensed 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.
#
from api.db import StatusEnum, TenantPermission
from api.db.db_models import Knowledgebase, DB, Tenant, User, UserTenant,Document
from api.db.services.common_service import CommonService
from peewee import fn
class KnowledgebaseService(CommonService):
model = Knowledgebase
@classmethod
@DB.connection_context()
def is_parsed_done(cls, kb_id):
"""
Check if all documents in the knowledge base have completed parsing
Args:
kb_id: Knowledge base ID
Returns:
If all documents are parsed successfully, returns (True, None)
If any document is not fully parsed, returns (False, error_message)
"""
from api.db import TaskStatus
from api.db.services.document_service import DocumentService
# Get knowledge base information
kbs = cls.query(id=kb_id)
if not kbs:
return False, "Knowledge base not found"
kb = kbs[0]
# Get all documents in the knowledge base
docs, _ = DocumentService.get_by_kb_id(kb_id, 1, 1000, "create_time", True, "")
# Check parsing status of each document
for doc in docs:
# If document is being parsed, don't allow chat creation
if doc['run'] == TaskStatus.RUNNING.value or doc['run'] == TaskStatus.CANCEL.value or doc['run'] == TaskStatus.FAIL.value:
return False, f"Document '{doc['name']}' in dataset '{kb.name}' is still being parsed. Please wait until all documents are parsed before starting a chat."
# If document is not yet parsed and has no chunks, don't allow chat creation
if doc['run'] == TaskStatus.UNSTART.value and doc['chunk_num'] == 0:
return False, f"Document '{doc['name']}' in dataset '{kb.name}' has not been parsed yet. Please parse all documents before starting a chat."
return True, None
@classmethod
@DB.connection_context()
def list_documents_by_ids(cls,kb_ids):
doc_ids=cls.model.select(Document.id.alias("document_id")).join(Document,on=(cls.model.id == Document.kb_id)).where(
cls.model.id.in_(kb_ids)
)
doc_ids =list(doc_ids.dicts())
doc_ids = [doc["document_id"] for doc in doc_ids]
return doc_ids
@classmethod
@DB.connection_context()
def get_by_tenant_ids(cls, joined_tenant_ids, user_id,
page_number, items_per_page,
orderby, desc, keywords,
parser_id=None
):
fields = [
cls.model.id,
cls.model.avatar,
cls.model.name,
cls.model.language,
cls.model.description,
cls.model.permission,
cls.model.doc_num,
cls.model.token_num,
cls.model.chunk_num,
cls.model.parser_id,
cls.model.embd_id,
User.nickname,
User.avatar.alias('tenant_avatar'),
cls.model.update_time
]
if keywords:
kbs = cls.model.select(*fields).join(User, on=(cls.model.tenant_id == User.id)).where(
((cls.model.tenant_id.in_(joined_tenant_ids) & (cls.model.permission ==
TenantPermission.TEAM.value)) | (
cls.model.tenant_id == user_id))
& (cls.model.status == StatusEnum.VALID.value),
(fn.LOWER(cls.model.name).contains(keywords.lower()))
)
else:
kbs = cls.model.select(*fields).join(User, on=(cls.model.tenant_id == User.id)).where(
((cls.model.tenant_id.in_(joined_tenant_ids) & (cls.model.permission ==
TenantPermission.TEAM.value)) | (
cls.model.tenant_id == user_id))
& (cls.model.status == StatusEnum.VALID.value)
)
if parser_id:
kbs = kbs.where(cls.model.parser_id == parser_id)
if desc:
kbs = kbs.order_by(cls.model.getter_by(orderby).desc())
else:
kbs = kbs.order_by(cls.model.getter_by(orderby).asc())
count = kbs.count()
kbs = kbs.paginate(page_number, items_per_page)
return list(kbs.dicts()), count
@classmethod
@DB.connection_context()
def get_kb_ids(cls, tenant_id):
fields = [
cls.model.id,
]
kbs = cls.model.select(*fields).where(cls.model.tenant_id == tenant_id)
kb_ids = [kb.id for kb in kbs]
return kb_ids
@classmethod
@DB.connection_context()
def get_detail(cls, kb_id):
fields = [
cls.model.id,
# Tenant.embd_id,
cls.model.embd_id,
cls.model.avatar,
cls.model.name,
cls.model.language,
cls.model.description,
cls.model.permission,
cls.model.doc_num,
cls.model.token_num,
cls.model.chunk_num,
cls.model.parser_id,
cls.model.parser_config,
cls.model.pagerank]
kbs = cls.model.select(*fields).join(Tenant, on=(
(Tenant.id == cls.model.tenant_id) & (Tenant.status == StatusEnum.VALID.value))).where(
(cls.model.id == kb_id),
(cls.model.status == StatusEnum.VALID.value)
)
if not kbs:
return
d = kbs[0].to_dict()
# d["embd_id"] = kbs[0].tenant.embd_id
return d
@classmethod
@DB.connection_context()
def update_parser_config(cls, id, config):
e, m = cls.get_by_id(id)
if not e:
raise LookupError(f"knowledgebase({id}) not found.")
def dfs_update(old, new):
for k, v in new.items():
if k not in old:
old[k] = v
continue
if isinstance(v, dict):
assert isinstance(old[k], dict)
dfs_update(old[k], v)
elif isinstance(v, list):
assert isinstance(old[k], list)
old[k] = list(set(old[k] + v))
else:
old[k] = v
dfs_update(m.parser_config, config)
cls.update_by_id(id, {"parser_config": m.parser_config})
@classmethod
@DB.connection_context()
def get_field_map(cls, ids):
conf = {}
for k in cls.get_by_ids(ids):
if k.parser_config and "field_map" in k.parser_config:
conf.update(k.parser_config["field_map"])
return conf
@classmethod
@DB.connection_context()
def get_by_name(cls, kb_name, tenant_id):
kb = cls.model.select().where(
(cls.model.name == kb_name)
& (cls.model.tenant_id == tenant_id)
& (cls.model.status == StatusEnum.VALID.value)
)
if kb:
return True, kb[0]
return False, None
@classmethod
@DB.connection_context()
def get_all_ids(cls):
return [m["id"] for m in cls.model.select(cls.model.id).dicts()]
@classmethod
@DB.connection_context()
def get_list(cls, joined_tenant_ids, user_id,
page_number, items_per_page, orderby, desc, id, name):
kbs = cls.model.select()
if id:
kbs = kbs.where(cls.model.id == id)
if name:
kbs = kbs.where(cls.model.name == name)
kbs = kbs.where(
((cls.model.tenant_id.in_(joined_tenant_ids) & (cls.model.permission ==
TenantPermission.TEAM.value)) | (
cls.model.tenant_id == user_id))
& (cls.model.status == StatusEnum.VALID.value)
)
if desc:
kbs = kbs.order_by(cls.model.getter_by(orderby).desc())
else:
kbs = kbs.order_by(cls.model.getter_by(orderby).asc())
kbs = kbs.paginate(page_number, items_per_page)
return list(kbs.dicts())
@classmethod
@DB.connection_context()
def accessible(cls, kb_id, user_id):
docs = cls.model.select(
cls.model.id).join(UserTenant, on=(UserTenant.tenant_id == Knowledgebase.tenant_id)
).where(cls.model.id == kb_id, UserTenant.user_id == user_id).paginate(0, 1)
docs = docs.dicts()
if not docs:
return False
return True
@classmethod
@DB.connection_context()
def get_kb_by_id(cls, kb_id, user_id):
kbs = cls.model.select().join(UserTenant, on=(UserTenant.tenant_id == Knowledgebase.tenant_id)
).where(cls.model.id == kb_id, UserTenant.user_id == user_id).paginate(0, 1)
kbs = kbs.dicts()
return list(kbs)
@classmethod
@DB.connection_context()
def get_kb_by_name(cls, kb_name, user_id):
kbs = cls.model.select().join(UserTenant, on=(UserTenant.tenant_id == Knowledgebase.tenant_id)
).where(cls.model.name == kb_name, UserTenant.user_id == user_id).paginate(0, 1)
kbs = kbs.dicts()
return list(kbs)
@classmethod
@DB.connection_context()
def accessible4deletion(cls, kb_id, user_id):
docs = cls.model.select(
cls.model.id).where(cls.model.id == kb_id, cls.model.created_by == user_id).paginate(0, 1)
docs = docs.dicts()
if not docs:
return False
return True
|