# Copyright (c) 2023-2024 DeepSeek.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy of
# this software and associated documentation files (the "Software"), to deal in
# the Software without restriction, including without limitation the rights to
# use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
# the Software, and to permit persons to whom the Software is furnished to do so,
# subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
# FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
# COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
# IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
# -*- coding:utf-8 -*-
from __future__ import annotations
import html
import logging
import os
import re
import time
import mdtex2html
from app_modules.presets import ALREADY_CONVERTED_MARK
from markdown import markdown
from pygments import highlight
from pygments.formatters import HtmlFormatter
from pygments.lexers import ClassNotFound, get_lexer_by_name, guess_lexer
logger = logging.getLogger("gradio_logger")
def configure_logger():
logger = logging.getLogger("gradio_logger")
logger.setLevel(logging.DEBUG)
timestr = time.strftime("%Y%m%d-%H%M%S")
os.makedirs("logs", exist_ok=True)
file_handler = logging.FileHandler(
f"logs/{timestr}_gradio_log.log"
)
console_handler = logging.StreamHandler()
formatter = logging.Formatter(
"%(asctime)s - %(name)s - %(levelname)s - %(message)s"
)
console_handler.setFormatter(formatter)
file_handler.setFormatter(formatter)
console_handler.setLevel(logging.INFO)
file_handler.setLevel(logging.INFO)
logger.addHandler(console_handler)
logger.addHandler(file_handler)
return logger
def strip_stop_words(x, stop_words):
for w in stop_words:
if w in x:
return x[: x.index(w)].strip()
return x.strip()
def format_output(history, text, x):
updated_history = history + [[text, x]]
a = [[y[0], convert_to_markdown(y[1])] for y in updated_history]
return a, updated_history
def markdown_to_html_with_syntax_highlight(md_str): # deprecated
def replacer(match):
lang = match.group(1) or "text"
code = match.group(2)
try:
lexer = get_lexer_by_name(lang, stripall=True)
except ValueError:
lexer = get_lexer_by_name("text", stripall=True)
formatter = HtmlFormatter()
highlighted_code = highlight(code, lexer, formatter)
return f'<pre><code class="{lang}">{highlighted_code}</code></pre>'
code_block_pattern = r"```(\w+)?\n([\s\S]+?)\n```"
md_str = re.sub(code_block_pattern, replacer, md_str, flags=re.MULTILINE)
html_str = markdown(md_str)
return html_str
def normalize_markdown(md_text: str) -> str: # deprecated
lines = md_text.split("\n")
normalized_lines = []
inside_list = False
for i, line in enumerate(lines):
if re.match(r"^(\d+\.|-|\*|\+)\s", line.strip()):
if not inside_list and i > 0 and lines[i - 1].strip() != "":
normalized_lines.append("")
inside_list = True
normalized_lines.append(line)
elif inside_list and line.strip() == "":
if i < len(lines) - 1 and not re.match(
r"^(\d+\.|-|\*|\+)\s", lines[i + 1].strip()
):
normalized_lines.append(line)
continue
else:
inside_list = False
normalized_lines.append(line)
return "\n".join(normalized_lines)
def convert_mdtext(md_text):
code_block_pattern = re.compile(r"```(.*?)(?:```|$)", re.DOTALL)
inline_code_pattern = re.compile(r"`(.*?)`", re.DOTALL)
code_blocks = code_block_pattern.findall(md_text)
non_code_parts = code_block_pattern.split(md_text)[::2]
result = []
for non_code, code in zip(non_code_parts, code_blocks + [""]):
if non_code.strip():
non_code = normalize_markdown(non_code)
if inline_code_pattern.search(non_code):
result.append(markdown(non_code, extensions=["tables"]))
else:
result.append(mdtex2html.convert(non_code, extensions=["tables"]))
if code.strip():
code = f"\n```{code}\n\n```"
code = markdown_to_html_with_syntax_highlight(code)
result.append(code)
result = "".join(result)
result += ALREADY_CONVERTED_MARK
return result
def convert_asis(userinput):
return f'<p style="white-space:pre-wrap;">{html.escape(userinput)}</p>{ALREADY_CONVERTED_MARK}'
def is_stop_word_or_prefix(s: str, stop_words: list) -> bool:
return any(s.endswith(stop_word) for stop_word in stop_words)
def detect_converted_mark(userinput):
return bool(userinput.endswith(ALREADY_CONVERTED_MARK))
def detect_language(code):
first_line = "" if code.startswith("\n") else code.strip().split("\n", 1)[0]
language = first_line.lower() if first_line else ""
code_without_language = code[len(first_line) :].lstrip() if first_line else code
return language, code_without_language
def convert_to_markdown(text):
text = text.replace("$", "$")
text = text.replace("\r\n", "\n")
def replace_leading_tabs_and_spaces(line):
new_line = []
for char in line:
if char == "\t":
new_line.append("	")
elif char == " ":
new_line.append(" ")
else:
break
return "".join(new_line) + line[len(new_line) :]
markdown_text = ""
lines = text.split("\n")
in_code_block = False
for line in lines:
if in_code_block is False and line.startswith("```"):
in_code_block = True
markdown_text += f"{line}\n"
elif in_code_block is True and line.startswith("```"):
in_code_block = False
markdown_text += f"{line}\n"
elif in_code_block:
markdown_text += f"{line}\n"
else:
line = replace_leading_tabs_and_spaces(line)
line = re.sub(r"^(#)", r"\\\1", line)
markdown_text += f"{line} \n"
return markdown_text
def add_language_tag(text):
def detect_language(code_block):
try:
lexer = guess_lexer(code_block)
return lexer.name.lower()
except ClassNotFound:
return ""
code_block_pattern = re.compile(r"(```)(\w*\n[^`]+```)", re.MULTILINE)
def replacement(match):
code_block = match.group(2)
if match.group(2).startswith("\n"):
language = detect_language(code_block)
return (
f"```{language}{code_block}```" if language else f"```\n{code_block}```"
)
else:
return match.group(1) + code_block + "```"
text2 = code_block_pattern.sub(replacement, text)
return text2
def is_variable_assigned(var_name: str) -> bool:
return var_name in locals()