utils.py

import base64
import hashlib
import json
import os
import random
from collections.abc import Iterable
from urllib.parse import quote

import piexif
import requests
from PIL import Image
from bs4 import BeautifulSoup

from config import APIKEY, BAIDUAPPID, BAIDUAPPKEY

proxies = None
verify = True


def getUuid() -> str:
    """
    生成一个uuid
    :return: uuid
    """
    return str(random.randint(1, 999999)).zfill(6)


def getBaiDuAudio(text: str, filePath: str) -> [str, None]:
    """
    利用百度语音合成将文字合成语音
    :param text: 合成语音的文字
    :param filePath: 文件保存路径
    :return: 文件路径或者None
    """
    # 生成文件名
    md5 = hashlib.md5()
    md5.update(text.encode('utf-8'))
    fileName = md5.hexdigest() + '.mp3'
    fileName = os.path.join(filePath, fileName)
    # 文件已经存在的话直接返回
    if os.path.exists(fileName):
        return fileName

    url = 'https://cloud.baidu.com/aidemo'
    data = 'type=tns&per=4105&spd=8&pit=7&vol=5&aue=6&tex=' + quote(text)
    headers = {
        'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.81 Safari/537.36',
        'Content-Type': 'application/x-www-form-urlencoded',
        'Accept': '*/*',
        'Accept-Language': 'zh-CN,zh;q=0.9,en-US;q=0.8,en;q=0.7'
    }
    res = requests.post(url, data=data, headers=headers, verify=False)
    if res.status_code != 200:
        return None
    res = json.loads(res.text)
    if res['msg'] != 'success':
        return None
    data = res['data'].replace('data:audio/x-mpeg;base64,', '')
    if ',' in data:
        data = data[:data.find(',')]
    data = base64.b64decode(data)
    with open(fileName, 'wb') as f:
        f.write(data)
    return fileName


def decodeBaiduImg(objUrl: str) -> str:
    """
    百度图片地址解码函数
    :param objUrl: 编码的url
    :return: 解码的url
    """
    res = ''
    c = ['_z2C$q', '_z&e3B', 'AzdH3F']
    d = {'w': 'a',
         'k': 'b',
         'v': 'c',
         '1': 'd',
         'j': 'e',
         'u': 'f',
         '2': 'g',
         'i': 'h',
         't': 'i',
         '3': 'j',
         'h': 'k',
         's': 'l',
         '4': 'm',
         'g': 'n',
         '5': 'o',
         'r': 'p',
         'q': 'q',
         '6': 'r',
         'f': 's',
         'p': 't',
         '7': 'u',
         'e': 'v',
         'o': 'w',
         '8': '1',
         'd': '2',
         'n': '3',
         '9': '4',
         'c': '5',
         'm': '6',
         '0': '7',
         'b': '8',
         'l': '9',
         'a': '0',
         '_z2C$q': ':',
         '_z&e3B': '.',
         'AzdH3F': '/'}
    for m in c:
        objUrl = objUrl.replace(m, d[m])
    for char in objUrl:
        char = d[char] if char in d else char
        res = res + char
    return res


def getBaiduImgPath(text: str) -> [Iterable, None]:
    """
    从百度图片接口拉取图片
    :param text: 搜索关键字
    :return: 图片路径迭代器或者None
    """
    url = 'https://image.baidu.com/search/acjson?tn=resultjson_com&logid=8763701186511659178&ipn=rj&ct=201326592&is=' \
          '&fp=result&queryWord={0}&cl=2&lm=-1&ie=utf-8&oe=utf-8&adpicid=&st=-1&z=&ic=0&hd=&latest=&copyright=&word={0}' \
          '&s=&se=&tab=&width=&height=&face=0&istype=2&qc=&nc=1&fr=&expermode=&nojc=&acjsonfr=click&pn=0&rn=30&itg=1' \
          '&gsm=3c&1634043752626='
    url = url.format(text)
    headers = {
        'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.61 Safari/537.36',
        'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9',
        'Accept-Language': 'zh-CN,zh;q=0.9,en-US;q=0.8,en;q=0.7'}
    res = requests.get(url, headers=headers, verify=False)
    if res.status_code != 200:
        return None
    try:
        jsonData = json.loads(res.text)
    except:
        return None
    if 'data' not in jsonData:
        return None
    data = jsonData['data']
    for img in data:
        imgUrl = ''
        if 'objURL' in img:
            imgUrl = decodeBaiduImg(img['objURL'])
        elif 'middleURL' in img:
            imgUrl = img['middleURL']
        elif 'thumbURL' in img:
            imgUrl = img['thumbURL']
        elif imgUrl == '':
            return None
        if 'is_gif' in img and img['is_gif'] == 1:
            is_gif = 1
        else:
            is_gif = 0
        res = requests.get(imgUrl)
        if res.status_code != 200:
            continue
        md5 = hashlib.md5()
        md5.update(res.content)
        fileName = md5.hexdigest() + '.gif' if is_gif else md5.hexdigest() + '.png'
        path = os.path.join('tmp', fileName)
        with open(path, 'wb') as f:
            f.write(res.content)
        yield path


def getDoutulaImgPath(text: str) -> [Iterable, None]:
    """
    从斗图啦表情包接口拉取图片
    :param text: 搜索关键字
    :return: 图片路径迭代器或者None
    """
    url = 'https://www.doutula.com/search?keyword=' + text
    headers = {
        'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.61 Safari/537.36',
        'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9',
        'Accept-Language': 'zh-CN,zh;q=0.9,en-US;q=0.8,en;q=0.7'}
    res = requests.get(url, headers=headers)
    if res.status_code != 200:
        return None
    soup = BeautifulSoup(res.text, 'html.parser')
    randomPics = soup.find_all('a', attrs={'class': 'col-xs-6 col-md-2'})
    for pic in randomPics:
        imgUrl = pic.find('img', attrs={'referrerpolicy': 'no-referrer'})['data-original']
        try:
            res = requests.get(imgUrl)
        except:
            return None
        if res.status_code != 200:
            continue
        path = os.path.join('tmp', imgUrl[imgUrl.rfind('/') + 1:])
        with open(path, 'wb') as f:
            f.write(res.content)
        yield path


def resizeImg(width: int, height: int) -> (int, int):
    """
    重新设置图片大小
    :param width: 图片宽度
    :param height: 图片高度
    :return: (width, height)
    """
    default_width, default_height = 440, 360
    if (width < default_width and height < default_height) or (width > default_width and height > default_height):
        # 如果比例大于1.5,就不强制拉伸,按照宽度进行缩放
        if width / height >= 1.5:
            width, height = default_width, height * default_width / width
        elif height / width > 1.5:
            height, width = default_height, width * default_height / height
        else:
            # 小于1.5的强制拉伸
            width, height = default_width, default_height
    elif width > default_width and height <= default_height:
        width, height = default_width, height * default_width / width
    if height > default_height and width <= default_width:
        height, width = default_height, width * default_height / height
    return width, height


def convertToRGB(path: str) -> None:
    """
    如果图片不是RGB模式,则转换成RGB模式,否则生成视频会出错
    :param path: 图片路径
    :return: None
    """
    # convert to RGB
    im = Image.open(path)
    if im.mode != 'RGB':
        im = im.convert('RGB')

    # 获取exif是否正常,不正常则添加
    try:
        im.getexif()
        im.save(path)
    except:
        exif_dict = {}
        exif_dat = piexif.dump(exif_dict)
        im.save(path, exif=exif_dat)


def baiduTranslate(text: str, zhcn2en: bool = True) -> str:
    """
    将中文翻译成英文
    :param text: 中文/英文
    :param zhcn2en : 是否为中文转英文, 默认为是
    :return: 英文/中文
    """
    url = 'https://fanyi-api.baidu.com/api/trans/vip/translate'
    headers = {'Content-Type': 'application/x-www-form-urlencoded'}
    data = BAIDUAPPID + text + url + BAIDUAPPKEY
    md5 = hashlib.md5()
    md5.update(data.encode('utf-8'))
    if zhcn2en:
        data = {'appid': BAIDUAPPID, 'q': text, 'from': 'zh', 'to': 'en', 'salt': url, 'sign': md5.hexdigest()}
    else:
        data = {'appid': BAIDUAPPID, 'q': text, 'from': 'en', 'to': 'zh', 'salt': url, 'sign': md5.hexdigest()}
    res = requests.post(url, data=data, headers=headers)
    if res.status_code != 200:
        return ''
    res = json.loads(res.text)
    if 'trans_result' not in res:
        return ''
    result = ''
    for trans in res['trans_result']:
        result += trans['dst'] + '。'
    return result


# TODO
# 有点儿问题, 翻译的结果为多行的时候解决比较麻烦
def googleTranslate(text: str, zhcn2en: bool = True) -> str:
    """
    将中文翻译成英文
    :param text: 中文/英文
    :param zhcn2en : 是否为中文转英文, 默认为是
    :return: 英文/中文
    """
    global proxies
    global verify
    text = text.replace('\n', r'\\n').replace('"', r'\\\"')
    url = 'https://translate.google.cn/_/TranslateWebserverUi/data/batchexecute'
    if zhcn2en:
        data = '[[["MkEWBc","[[\\"{}\\",\\"zh-CN\\",\\"en\\",true],[null]]",null,"generic"]]]'.format(text)
    else:
        data = '[[["MkEWBc","[[\\"{}\\",\\"en\\",\\"zh-CN\\",true],[null]]",null,"generic"]]]'.format(text)
    data = quote(data)
    data = 'f.req=' + data + '&'
    headers = {
        'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.81 Safari/537.36',
        'Content-Type': 'application/x-www-form-urlencoded;charset=UTF-8',
        'Accept-Language': 'zh-CN,zh;q=0.9,en-US;q=0.8,en;q=0.7'}
    res = requests.post(url=url, data=data, headers=headers, verify=verify, proxies=proxies)
    if res.status_code != 200:
        return ''
    lIndex = res.text.find('l,[[\\"')
    rIndex = res.text.find('\\"', lIndex + len('l,[[\\"'))
    if lIndex != -1 and rIndex != -1:
        text = res.text[lIndex + len('l,[[\\"'):rIndex]
        text = text.replace(r'\\n', '\n').replace(r'\\\"', '"')
        return text
    return ''


def getTips(text: str) -> str:
    """
    获取指定文本的生成文本信息
    :param text: 线索文本
    :return: 生成的文本
    """
    global proxies
    global verify
    # 中文 -> 英文
    text = baiduTranslate(text)
    if text == '':
        return ''
    # 获取生成文本结果
    url = 'https://api.deepai.org/api/text-generator'
    data = {'text': text}
    headers = {'api-key': APIKEY}
    res = requests.post(url, files=data, headers=headers, verify=verify, proxies=proxies)
    if res.status_code != 200:
        return ''
    res = json.loads(res.text)
    if 'output' not in res:
        return ''
    text = res['output']
    # 英文 -> 中文
    text = baiduTranslate(text, zhcn2en=False).replace('\n\n', '\n')
    return text


def setProxies(switch: bool=False) -> None:
    """
    是否采用代理
    :param switch: 是
    :return: None
    """
    global proxies
    global verify
    if switch:
        proxies = {'https': '127.0.0.1:8887',
                   'http': '127.0.0.1:8887'}
        verify = False
    else:
        proxies = None
        verify = True