#!/usr/bin/env python3
# -*-coding:UTF-8 -*

"""
The Phone Module
================

This module is consuming the Redis-list created by the Categ module.

It apply phone number regexes on item content and warn if above a threshold.

"""

##################################
# Import External packages
##################################
import os
import sys
import phonenumbers

sys.path.append(os.environ['AIL_BIN'])
##################################
# Import Project packages
##################################
from modules.abstract_module import AbstractModule
from lib.objects.Items import Item

# # TODO: # FIXME:  improve regex / filter false positives
class Phone(AbstractModule):
    """
    Phone module for AIL framework
    """

    # regex to find phone numbers, may raise many false positives (shalt thou seek optimization, upgrading is required)
    # reg_phone = re.compile(r'(\+\d{1,4}(\(\d\))?\d?|0\d?)(\d{6,8}|([-/\. ]{1}\d{2,3}){3,4})')
    # REG_PHONE = re.compile(r'(\+\d{1,4}(\(\d\))?\d?|0\d?)(\d{6,8}|([-/\. ]{1}\(?\d{2,4}\)?){3,4})')

    def __init__(self, queue=True):
        super(Phone, self).__init__(queue=queue)

        # Waiting time in seconds between to message processed
        self.pending_seconds = 1

    def extract(self, obj, content, tag):
        extracted = []
        phones = self.regex_phone_iter('ZZ', obj.get_global_id(), content)
        for phone in phones:
            extracted.append([phone[0], phone[1], phone[2], f'tag:{tag}'])
        return extracted

    def compute(self, message):
        item = self.get_obj()
        content = item.get_content()

        # TODO use language detection to choose the country code ?
        results = self.regex_phone_iter('ZZ', item.id, content)
        for phone in results:
            print(phone[2])

        if results:
            # TAGS
            tag = 'infoleak:automatic-detection="phone-number"'
            self.add_message_to_queue(message=tag, queue='Tags')

            self.logger.info(f'{self.obj.get_global_id()} contains {len(phone)} Phone numbers')

        # # List of the regex results in the Item, may be null
        # results = self.REG_PHONE.findall(content)
        #
        # # If the list is greater than 4, we consider the Item may contain a list of phone numbers
        # if len(results) > 4:
        #     self.logger.debug(results)
        #     self.logger.info(f'{item.get_id()} contains PID (phone numbers)')
        #
        #     msg = f'infoleak:automatic-detection="phone-number";{item.get_id()}'
        #     self.add_message_to_queue(msg, 'Tags')
        #
        #     stats = {}
        #     for phone_number in results:
        #         try:
        #             x = phonenumbers.parse(phone_number, None)
        #             country_code = x.country_code
        #             if stats.get(country_code) is None:
        #                 stats[country_code] = 1
        #             else:
        #                 stats[country_code] = stats[country_code] + 1
        #         except:
        #             pass
        #     for country_code in stats:
        #         if stats[country_code] > 4:
        #             self.logger.info(f'{item.get_id()} contains Phone numbers with country code {country_code}')


if __name__ == '__main__':
    module = Phone()
    module.run()