mirror of
https://github.com/1Panel-dev/MaxKB.git
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223 lines
9.4 KiB
Python
223 lines
9.4 KiB
Python
# coding=utf-8
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"""
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@project: maxkb
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@Author：虎
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@file： common_serializers.py
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@date：2023/11/17 11:00
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@desc:
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"""
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import os
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import re
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import zipfile
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from typing import List
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import uuid_utils.compat as uuid
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from django.db.models import QuerySet
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from django.utils.translation import gettext_lazy as _
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from rest_framework import serializers
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from common.config.embedding_config import ModelManage
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from common.db.search import native_search
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from common.db.sql_execute import update_execute
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from common.exception.app_exception import AppApiException
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from common.utils.common import get_file_content
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from common.utils.fork import Fork
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from knowledge.models import Paragraph, Problem, ProblemParagraphMapping, Knowledge, File
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from maxkb.conf import PROJECT_DIR
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from models_provider.tools import get_model
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class MetaSerializer(serializers.Serializer):
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class WebMeta(serializers.Serializer):
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source_url = serializers.CharField(required=True, label=_('source url'))
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selector = serializers.CharField(required=False, allow_null=True, allow_blank=True, label=_('selector'))
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def is_valid(self, *, raise_exception=False):
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super().is_valid(raise_exception=True)
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source_url = self.data.get('source_url')
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response = Fork(source_url, []).fork()
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if response.status == 500:
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raise AppApiException(500, _('URL error, cannot parse [{source_url}]').format(source_url=source_url))
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class BaseMeta(serializers.Serializer):
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def is_valid(self, *, raise_exception=False):
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super().is_valid(raise_exception=True)
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class BatchSerializer(serializers.Serializer):
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id_list = serializers.ListField(required=True, child=serializers.UUIDField(required=True), label=_('id list'))
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def is_valid(self, *, model=None, raise_exception=False):
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super().is_valid(raise_exception=True)
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if model is not None:
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id_list = self.data.get('id_list')
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model_list = QuerySet(model).filter(id__in=id_list)
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if len(model_list) != len(id_list):
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model_id_list = [str(m.id) for m in model_list]
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error_id_list = list(filter(lambda row_id: not model_id_list.__contains__(row_id), id_list))
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raise AppApiException(500, _('The following id does not exist: {error_id_list}').format(
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error_id_list=error_id_list))
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class ProblemParagraphObject:
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def __init__(self, knowledge_id: str, document_id: str, paragraph_id: str, problem_content: str):
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self.knowledge_id = knowledge_id
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self.document_id = document_id
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self.paragraph_id = paragraph_id
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self.problem_content = problem_content
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class GenerateRelatedSerializer(serializers.Serializer):
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model_id = serializers.UUIDField(required=True, label=_('Model id'))
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prompt = serializers.CharField(required=True, label=_('Prompt word'))
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state_list = serializers.ListField(required=False, child=serializers.CharField(required=True),
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label=_("state list"))
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class ProblemParagraphManage:
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def __init__(self, problem_paragraph_object_list: List[ProblemParagraphObject], knowledge_id):
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self.knowledge_id = knowledge_id
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self.problem_paragraph_object_list = problem_paragraph_object_list
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def to_problem_model_list(self):
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problem_list = [item.problem_content for item in self.problem_paragraph_object_list]
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exists_problem_list = []
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if len(self.problem_paragraph_object_list) > 0:
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# 查询到已存在的问题列表
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exists_problem_list = QuerySet(Problem).filter(knowledge_id=self.knowledge_id,
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content__in=problem_list).all()
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problem_content_dict = {}
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problem_model_list = [
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or_get(
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exists_problem_list,
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problemParagraphObject.problem_content,
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problemParagraphObject.knowledge_id,
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problemParagraphObject.document_id,
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problemParagraphObject.paragraph_id, problem_content_dict
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) for problemParagraphObject in self.problem_paragraph_object_list]
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problem_paragraph_mapping_list = [
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ProblemParagraphMapping(
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id=uuid.uuid7(),
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document_id=document_id,
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problem_id=problem_model.id,
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paragraph_id=paragraph_id,
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knowledge_id=self.knowledge_id
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) for problem_model, document_id, paragraph_id in problem_model_list]
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result = [
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problem_model for problem_model, is_create in problem_content_dict.values() if is_create
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], problem_paragraph_mapping_list
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return result
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def get_embedding_model_by_knowledge_id_list(knowledge_id_list: List):
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knowledge_list = QuerySet(Knowledge).filter(id__in=knowledge_id_list)
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if len(set([knowledge.embedding_model_id for knowledge in knowledge_list])) > 1:
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raise Exception(_('The knowledge base is inconsistent with the vector model'))
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if len(knowledge_list) == 0:
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raise Exception(_('Knowledge base setting error, please reset the knowledge base'))
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return ModelManage.get_model(str(knowledge_list[0].embedding_model_id),
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lambda _id: get_model(knowledge_list[0].embedding_model))
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def get_embedding_model_by_knowledge_id(knowledge_id: str):
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knowledge = QuerySet(Knowledge).select_related('embedding_model').filter(id=knowledge_id).first()
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return ModelManage.get_model(str(knowledge.embedding_model_id), lambda _id: get_model(knowledge.embedding_model))
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def get_embedding_model_by_knowledge(knowledge):
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return ModelManage.get_model(str(knowledge.embedding_model_id), lambda _id: get_model(knowledge.embedding_model))
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def get_embedding_model_id_by_knowledge_id(knowledge_id):
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knowledge = QuerySet(Knowledge).select_related('embedding_model').filter(id=knowledge_id).first()
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return str(knowledge.embedding_model_id)
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def get_embedding_model_id_by_knowledge_id_list(knowledge_id_list: List):
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knowledge_list = QuerySet(Knowledge).filter(id__in=knowledge_id_list)
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if len(set([knowledge.embedding_model_id for knowledge in knowledge_list])) > 1:
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raise Exception(_('The knowledge base is inconsistent with the vector model'))
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if len(knowledge_list) == 0:
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raise Exception(_('Knowledge base setting error, please reset the knowledge base'))
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return str(knowledge_list[0].embedding_model_id)
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def zip_dir(zip_path, output=None):
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output = output or os.path.basename(zip_path) + '.zip'
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zip = zipfile.ZipFile(output, 'w', zipfile.ZIP_DEFLATED)
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for root, dirs, files in os.walk(zip_path):
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relative_root = '' if root == zip_path else root.replace(zip_path, '') + os.sep
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for filename in files:
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zip.write(os.path.join(root, filename), relative_root + filename)
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zip.close()
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def is_valid_uuid(s):
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try:
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uuid.UUID(s)
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return True
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except ValueError:
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return False
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def write_image(zip_path: str, image_list: List[str]):
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for image in image_list:
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search = re.search("\(.*\)", image)
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if search:
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text = search.group()
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if text.startswith('(./oss/file/'):
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r = text.replace('(./oss/file/', '').replace(')', '')
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r = r.strip().split(" ")[0]
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if not is_valid_uuid(r):
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break
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file = QuerySet(File).filter(id=r).first()
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if file is None:
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break
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zip_inner_path = os.path.join('api', 'file', r)
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file_path = os.path.join(zip_path, zip_inner_path)
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if not os.path.exists(os.path.dirname(file_path)):
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os.makedirs(os.path.dirname(file_path))
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with open(os.path.join(zip_path, file_path), 'wb') as f:
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f.write(file.get_bytes())
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def update_document_char_length(document_id: str):
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update_execute(get_file_content(
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os.path.join(PROJECT_DIR, "apps", "knowledge", 'sql', 'update_document_char_length.sql')),
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(document_id, document_id))
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def list_paragraph(paragraph_list: List[str]):
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if paragraph_list is None or len(paragraph_list) == 0:
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return []
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return native_search(QuerySet(Paragraph).filter(id__in=paragraph_list), get_file_content(
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os.path.join(PROJECT_DIR, "apps", "knowledge", 'sql', 'list_paragraph.sql')))
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def or_get(exists_problem_list, content, knowledge_id, document_id, paragraph_id, problem_content_dict):
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if content in problem_content_dict:
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return problem_content_dict.get(content)[0], document_id, paragraph_id
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exists = [row for row in exists_problem_list if row.content == content]
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if len(exists) > 0:
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problem_content_dict[content] = exists[0], False
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return exists[0], document_id, paragraph_id
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else:
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problem = Problem(id=uuid.uuid7(), content=content, knowledge_id=knowledge_id)
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problem_content_dict[content] = problem, True
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return problem, document_id, paragraph_id
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def get_knowledge_operation_object(knowledge_id: str):
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knowledge_model = QuerySet(model=Knowledge).filter(id=knowledge_id).first()
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if knowledge_model is not None:
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return {
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"name": knowledge_model.name,
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"desc": knowledge_model.desc,
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"type": knowledge_model.type,
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"create_time": knowledge_model.create_time,
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"update_time": knowledge_model.update_time
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}
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return {}
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