mirror of
https://github.com/ail-project/ail-framework.git
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132 lines
4 KiB
Python
Executable file
132 lines
4 KiB
Python
Executable file
#!/usr/bin/env python3
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# -*-coding:UTF-8 -*
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"""
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The OcrExtractor Module
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======================
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"""
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##################################
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# Import External packages
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##################################
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import os
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import sys
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import cv2
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from pyzbar.pyzbar import decode
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from qreader import QReader
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sys.path.append(os.environ['AIL_BIN'])
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##################################
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# Import Project packages
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##################################
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from modules.abstract_module import AbstractModule
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from lib.ConfigLoader import ConfigLoader
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from lib.objects import QrCodes
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class QrCodeReader(AbstractModule):
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"""
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QrCodeReader for AIL framework
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"""
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def __init__(self):
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super(QrCodeReader, self).__init__()
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# Waiting time in seconds between to message processed
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self.pending_seconds = 1
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config_loader = ConfigLoader()
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self.r_cache = config_loader.get_redis_conn("Redis_Cache")
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# Send module state to logs
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self.logger.info(f'Module {self.module_name} initialized')
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def is_cached(self):
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return self.r_cache.exists(f'qrcode:no:{self.obj.type}:{self.obj.id}')
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def add_to_cache(self):
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self.r_cache.setex(f'qrcode:no:{self.obj.type}:{self.obj.id}', 86400, 0)
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def extract_qrcode(self, path):
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qr_codes = False
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contents = []
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try:
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image = cv2.cvtColor(cv2.imread(path), cv2.COLOR_BGR2RGB)
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except cv2.error:
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self.logger.warning(f'Invalid image: {self.obj.get_global_id()}')
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return []
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try:
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decodeds = decode(image)
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for decoded in decodeds:
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if decoded.data:
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contents.append(decoded.data.decode())
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except ValueError as e:
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self.logger.error(f'{e}: {self.obj.get_global_id()}')
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if not contents:
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detector = cv2.QRCodeDetector()
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qr, decodeds, qarray, _ = detector.detectAndDecodeMulti(image)
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if qr:
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qr_codes = True
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for d in decodeds:
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if d:
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contents.append(d)
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data_qr, box, qrcode_image = detector.detectAndDecode(image)
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if data_qr:
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contents.append(data_qr)
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if qr_codes and not contents:
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# # # # 0.5s per image
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try:
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qreader = QReader()
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decoded_text = qreader.detect_and_decode(image=image)
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for d in decoded_text:
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contents.append(d)
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except ValueError as e:
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self.logger.error(f'{e}: {self.obj.get_global_id()}')
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return qr_codes, contents
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def compute(self, message):
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obj = self.get_obj()
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if self.is_cached():
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return None
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if obj.type == 'image':
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if self.obj.is_gif():
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self.logger.warning(f'Ignoring GIF: {self.obj.id}')
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return None
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# image - screenshot
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path = self.obj.get_filepath()
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is_qrcode, contents = self.extract_qrcode(path)
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if not contents:
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# print('no qr code detected')
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self.add_to_cache()
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return None
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for content in contents:
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print(content)
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qr_code = QrCodes.create(content, self.obj) # copy screenshot + image daterange
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if not qr_code:
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print('Error Empty content', self.obj.get_global_id())
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qr_code.add(qr_code.get_date(), self.obj)
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for obj_type in ['chat', 'domain', 'message']: # TODO ITEM ???
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for c_id in self.obj.get_correlation(obj_type).get(obj_type, []):
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o_subtype, o_id = c_id.split(':', 1)
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qr_code.add_correlation(obj_type, o_subtype, o_id)
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# TODO only if new ???
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self.add_message_to_queue(obj=qr_code, queue='Item')
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if is_qrcode:
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tag = 'infoleak:automatic-detection="qrcode"'
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self.add_message_to_queue(obj=self.obj, message=tag, queue='Tags')
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if __name__ == '__main__':
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module = QrCodeReader()
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module.run()
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