dr_py/utils/parser.py
2023-04-23 21:04:12 +08:00

190 lines
7.3 KiB
Python
Raw Permalink Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# File : parser.py
# Author: DaShenHan&道长-----先苦后甜,任凭晚风拂柳颜------
# Date : 2022/8/25
import os
import shutil
import requests
from flask import make_response, jsonify,render_template_string
from functools import partial # 这玩意儿能锁定一个函数的参数
import subprocess
subprocess.Popen = partial(subprocess.Popen, encoding="utf-8") # 固定写法
# 解决execjs执行js时产生的乱码报错需要在导入该模块之前让Popen的encoding参数锁定为utf-8
# import execjs
import js2py
from js2py.base import JsObjectWrapper,PyJsString,PyJsObject
# os.environ["EXECJS_RUNTIME"] = "JScript"
# print(execjs.get().name)
def runJScode(jscode,loader=None,ctx=None):
if loader is None:
if ctx is None:
ctx = {}
loader = js2py.EvalJs(ctx,enable_require=False) # enable_require启用require关键字,会自动获取系统nodejs环境
loader.execute(jscode)
return loader, jscode
def runJs(jsPath, before='', after='', ctx=None):
# base_path = os.path.dirname(os.path.abspath(__file__)) # 当前文件所在目录
# base_path = os.path.dirname(os.getcwd()) # 当前主程序所在工作目录
# base_path = os.path.dirname(os.path.abspath('.')) # 上级目录
# js_code = 'var rule={}'
if ctx is None:
ctx = {}
base_path = os.path.dirname(os.path.abspath(os.path.dirname(__file__))) # 上级目录
if str(jsPath).startswith('http'):
js_name = jsPath.split('/')[-1]
cache_path = os.path.join(base_path, f'cache/{js_name}')
if not os.path.exists(cache_path):
try:
print(f'开始缓存远程规则:{js_name},来源{jsPath}')
js_code = requests.get(url=jsPath,timeout=3).text
# js_code = requests.get(jsPath).text
with open(cache_path,mode='w+',encoding='utf-8') as f:
f.write(js_code)
except Exception as e:
print('发生了错误:',e)
return None, ''
else:
with open(cache_path, 'r', encoding='UTF-8') as fp:
js_code = fp.read()
else:
js_path = os.path.join(base_path, jsPath)
if not os.path.exists(js_path):
return None,''
js_name = jsPath.split('/')[-1]
cache_path = os.path.join(base_path, f'cache/{js_name}')
if not str(jsPath).startswith('js/') and not os.path.exists(cache_path) and os.path.exists(js_path):
shutil.copy(js_path,cache_path) # 本地txt目录的复制过去凑数,实际不使用
# print(js_path)
with open(js_path, 'r', encoding='UTF-8') as fp:
js_code = fp.read()
# print(js_code)
jscode_to_run = js_code
# print(jscode_to_run)
if before:
jscode_to_run = before + jscode_to_run
if after:
jscode_to_run += after
loader = js2py.EvalJs(ctx)
return runJScode(jscode_to_run,loader)
# loader = execjs.compile(jscode_to_run)
# print(jscode_to_run)
# loader.execute(jscode_to_run)
# return loader,js_code
def toJs(jsPath,jsRoot='cache',env=None):
base_path = os.path.dirname(os.path.abspath(os.path.dirname(__file__))) # 上级目录
js_path = os.path.join(base_path, f'{jsRoot}/{jsPath}')
# print(js_path)
if not os.path.exists(js_path):
return jsonify({'code': -2, 'msg': f'非法猥亵,文件不存在'})
with open(js_path, 'r', encoding='UTF-8') as fp:
js = fp.read()
if env:
# js = render_template_string(js,env=env)
for k in env:
# print(f'${k}', f'{env[k]}')
if f'${k}' in js:
js = js.replace(f'${k}', f'{env[k]}')
# js = render_template_string(js,**env)
response = make_response(js)
response.headers['Content-Type'] = 'text/javascript; charset=utf-8'
return response
def getJs(jsPath,jsRoot='cache'):
base_path = os.path.dirname(os.path.abspath(os.path.dirname(__file__))) # 上级目录
js_path = os.path.join(base_path, f'{jsRoot}/{jsPath}')
# print(js_path)
if not os.path.exists(js_path):
return ''
with open(js_path, 'r', encoding='UTF-8') as fp:
js = fp.read()
return js
def toHtml(jsPath):
base_path = os.path.dirname(os.path.abspath(os.path.dirname(__file__))) # 上级目录
js_path = os.path.join(base_path, f'cache/{jsPath}')
with open(js_path, 'r', encoding='UTF-8') as fp:
js = fp.read()
response = make_response(js)
response.headers['Content-Type'] = 'text/html; charset=utf-8'
return response
def runPy(pyPath):
# base_path = os.path.dirname(os.path.abspath(__file__)) # 当前文件所在目录
# base_path = os.path.dirname(os.getcwd()) # 当前主程序所在工作目录
# base_path = os.path.dirname(os.path.abspath('.')) # 上级目录
# js_code = 'var rule={}'
if pyPath and not str(pyPath).endswith('.py'):
pyPath += '.py'
base_path = os.path.dirname(os.path.abspath(os.path.dirname(__file__))) # 上级目录
if str(pyPath).startswith('http'):
py_name = pyPath.split('/')[-1]
cache_path = os.path.join(base_path, f'cache/{py_name}')
print('远程免嗅:',py_name)
if not os.path.exists(cache_path):
try:
py_code = requests.get(pyPath,timeout=2).text
with open(cache_path,mode='w+',encoding='utf-8') as f:
f.write(py_code)
except Exception as e:
print('发生了错误:',e)
return None
else:
with open(cache_path, 'r', encoding='UTF-8') as fp:
py_code = fp.read()
else:
py_root = os.path.join(base_path, 'py/')
os.makedirs(py_root,exist_ok=True)
py_path = os.path.join(py_root, pyPath)
if not os.path.exists(py_path):
return ''
with open(py_path, 'r', encoding='UTF-8') as fp:
py_code = fp.read()
# print(js_code)
return py_code
def covert_demo():
ctx = {'py_sum':sum,'requests':requests}
loader = js2py.EvalJs(ctx)
# loader.execute('var a=py_sum(2,3);function f(x) {return x*x} var b=[a,"5"];var c={"a":a};')
# loader.execute('var a=py_sum(2,3);function f(x) {return x*x}')
loader.execute('function f(x) {return x*x};var a=py_sum([2,3]);var b=[a,5];var c={"a":a};')
f = loader.f
print(f(8))
print(f.toString())
print(loader.eval('py_sum(new Array(1, 2, 3))'))
print(loader.eval('py_sum([1, 2])'))
a = loader.a
print(type(a),a)
b = loader.b
b.push(6)
print(type(b),b)
b = b.to_list()
print(type(b),b)
c = loader.c
print(type(c),c)
c = c.to_dict()
print(type(c), c)
# CryptoJS = js2py.require('crypto-js')
# print(type(CryptoJS))
# print(js2py.require('underscore'))
JSON = js2py.eval_js('JSON')
r = JSON.parse('[{"a":1}]')
print(type(r),r)
print(r[0].a)
print(loader.eval('r = requests.get("https://www.baidu.com/");r.encoding = "utf-8";r.text'))
# 下面是错误用法,没有loader环境没法正确eval_js,有loader用eval不需要eval_js
# print(js2py.eval_js('r = requests.get("https://www.baidu.com/");r.encoding = "utf-8";r.text'))
with open('../js/蓝莓影视.js',encoding='utf-8') as f:
yk = f.read()
print(yk)
if __name__ == '__main__':
covert_demo()