MaxKB/apps/common/handle/impl/doc_split_handle.py
shaohuzhang1 e9d85b007c
Pr@main@fix bugs (#38)
* fix:  文件上传限制文件大小

* fix: 浮窗模式的LOGO更新

* fix: 上传文档大小扩大到100MB

* fix: 创建完知识库,点击设置页面没有保存按钮

* fix: 修复提示问题
2024-04-09 15:56:01 +08:00

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# coding=utf-8
"""
@project: maxkb
@Author
@file text_split_handle.py
@date2024/3/27 18:19
@desc:
"""
import io
import re
from typing import List
from docx import Document
from common.handle.base_split_handle import BaseSplitHandle
from common.util.split_model import SplitModel
default_pattern_list = [re.compile('(?<=^)# .*|(?<=\\n)# .*'), re.compile('(?<!#)## (?!#).*'),
re.compile("(?<!#)### (?!#).*"),
re.compile("(?<!#)#### (?!#).*"), re.compile("(?<!#)##### (?!#).*"),
re.compile("(?<!#)###### (?!#).*"), re.compile("(?<!\n)\n\n+")]
class DocSplitHandle(BaseSplitHandle):
@staticmethod
def paragraph_to_md(paragraph):
try:
psn = paragraph.style.name
if psn.startswith('Heading'):
return "".join(["#" for i in range(int(psn.replace("Heading ", '')))]) + " " + paragraph.text
except Exception as e:
return paragraph.text
return paragraph.text
def to_md(self, doc):
ps = doc.paragraphs
return "\n".join([self.paragraph_to_md(para) for para in ps])
def handle(self, file, pattern_list: List, with_filter: bool, limit: int, get_buffer):
try:
buffer = get_buffer(file)
doc = Document(io.BytesIO(buffer))
content = self.to_md(doc)
if pattern_list is not None and len(pattern_list) > 0:
split_model = SplitModel(pattern_list, with_filter, limit)
else:
split_model = SplitModel(default_pattern_list, with_filter=with_filter, limit=limit)
except BaseException as e:
return {'name': file.name,
'content': []}
return {'name': file.name,
'content': split_model.parse(content)
}
def support(self, file, get_buffer):
file_name: str = file.name.lower()
if file_name.endswith(".docx") or file_name.endswith(".doc"):
return True
return False