mirror of
https://github.com/LC044/WeChatMsg
synced 2024-11-15 14:31:18 +08:00
92 lines
4.8 KiB
Python
92 lines
4.8 KiB
Python
import os
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import xml.etree.ElementTree as ET
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import requests
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root_path = './data/emoji/'
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if not os.path.exists('./data'):
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os.mkdir('./data')
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if not os.path.exists(root_path):
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os.mkdir(root_path)
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def get_image_format(header):
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# 定义图片格式的 magic numbers
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image_formats = {
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b'\xFF\xD8\xFF': 'jpeg',
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b'\x89\x50\x4E\x47\x0D\x0A\x1A\x0A': 'png',
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b'\x47\x49\x46': 'gif',
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b'\x42\x4D': 'bmp',
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# 添加其他图片格式的 magic numbers
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}
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# 判断文件的图片格式
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for magic_number, image_format in image_formats.items():
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if header.startswith(magic_number):
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return image_format
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# 如果无法识别格式，返回 None
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return None
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def parser_xml(xml_string):
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# Parse the XML string
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root = ET.fromstring(xml_string)
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emoji = root.find('./emoji')
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# Accessing attributes of the 'emoji' element
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fromusername = emoji.get('fromusername')
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tousername = emoji.get('tousername')
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md5 = emoji.get('md5')
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cdnurl = emoji.get('cdnurl')
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encrypturl = emoji.get('encrypturl')
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thumburl = emoji.get('thumburl')
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externurl = emoji.get('externurl')
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width = emoji.get('width')
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height = emoji.get('height')
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return {
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'width': width,
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'height': height,
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'cdnurl': cdnurl,
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'thumburl': thumburl if thumburl else cdnurl,
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'md5': md5
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}
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def download(url, output_dir, name, thumb=False):
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resp = requests.get(url)
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byte = resp.content
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image_format = get_image_format(byte[:8])
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if image_format:
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if thumb:
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output_path = os.path.join(output_dir, 'th_' + name + '.' + image_format)
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else:
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output_path = os.path.join(output_dir, name + '.' + image_format)
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else:
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output_path = os.path.join(output_dir, name)
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with open(output_path, 'wb') as f:
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f.write(resp.content)
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return output_path
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def get_emoji(xml_string, thumb=True) -> str:
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emoji_info = parser_xml(xml_string)
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md5 = emoji_info['md5']
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image_format = ['.png', '.gif', '.jpeg']
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for f in image_format:
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prefix = 'th_' if thumb else ''
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file_path = os.path.join(root_path, prefix + md5 + f)
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if os.path.exists(file_path):
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return file_path
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url = emoji_info['thumburl'] if thumb else emoji_info['cdnurl']
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print("下载表情包ing:", url)
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return download(url, root_path, md5, thumb)
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if __name__ == '__main__':
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xml_string = '<msg><emoji fromusername = "wxid_0o18ef858vnu22" tousername = "wxid_27hqbq7vx5hf22" type="2" idbuffer="media:0_0" md5="71ce49ed3ce9e57e43e07f802983bf45" len = "352588" productid="com.tencent.xin.emoticon.person.stiker_1678703862259eb01f2ef4a313" androidmd5="71ce49ed3ce9e57e43e07f802983bf45" androidlen="352588" s60v3md5 = "71ce49ed3ce9e57e43e07f802983bf45" s60v3len="352588" s60v5md5 = "71ce49ed3ce9e57e43e07f802983bf45" s60v5len="352588" cdnurl = "http://wxapp.tc.qq.com/262/20304/stodownload?m=71ce49ed3ce9e57e43e07f802983bf45&filekey=30350201010421301f020201060402535a041071ce49ed3ce9e57e43e07f802983bf45020305614c040d00000004627466730000000132&hy=SZ&storeid=263ffa00b000720d03274c5820000010600004f50535a1ca0c950b64287022&bizid=1023" designerid = "" thumburl = "http://mmbiz.qpic.cn/mmemoticon/ajNVdqHZLLDSKTMRgM8agiadpFhKz9IJ3cD5Ra2sTROibOaShdt3D4z6PfE92WkjQY/0" encrypturl = "http://wxapp.tc.qq.com/262/20304/stodownload?m=cbaae1d847aac6389652b65562bacaa2&filekey=30350201010421301f020201060402535a0410cbaae1d847aac6389652b65562bacaa20203056150040d00000004627466730000000132&hy=SZ&storeid=263ffa00b0008d8223274c5820000010600004f50535a17b82910b64764739&bizid=1023" aeskey= "7051ab2a34442dec63434832463f45ce" externurl = "http://wxapp.tc.qq.com/262/20304/stodownload?m=960f68693454dfa64b9966ca5d70dbd3&filekey=30340201010420301e020201060402535a0410960f68693454dfa64b9966ca5d70dbd3020221a0040d00000004627466730000000132&hy=SZ&storeid=26423dbe3000793a8720e40de0000010600004f50535a1d40c950b71be0a50&bizid=1023" externmd5 = "41895664fc5a77878e2155fc96209a19" width= "240" height= "240" tpurl= "" tpauthkey= "" attachedtext= "" attachedtextcolor= "" lensid= "" emojiattr= "" linkid= "" desc= "ChEKB2RlZmF1bHQSBuWNlee6rw==" ></emoji> </msg>'
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res1 = parser_xml(xml_string)
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print(res1, res1['md5'])
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# download(res1['cdnurl'], "./data/emoji/", res1['md5'])
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# download(res1['thumburl'], "./data/emoji/", res1['md5'], True)
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print(get_emoji(xml_string, True))
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print(get_emoji(xml_string, False))
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# http://vweixinf.tc.qq.com/110/20403/stodownload?m=3a4d439aba02dce4834b2c54e9f15597&filekey=3043020101042f302d02016e0402534804203361346434333961626130326463653438333462326335346539663135353937020213f0040d00000004627466730000000131&hy=SH&storeid=323032313037323030373236313130303039653236646365316535316534383236386234306230303030303036653033303034666233&ef=3&bizid=1022
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