Source code for util.customer_data_validator

import re


class CustomerDataValidator:
    def __init__(self, application_dependencies):
        """
        Class to handle the validation

        Args:
            application_dependencies (util.application_dependencies.ApplicationDependencies): Application dependency object used for DI
        """
        self.application_dependencies = application_dependencies

    def validate_email(self, email):
        """
        Method to validate an email

        Args:
            email (str): The email string to check

        Returns:
            bool: True or False if the email was valid or not.
        """
        logger = self.application_dependencies.get_default_logger()
        try:
            logger.debug("Attempting to validate email")
            return bool(re.match(r"^(?!.*(?:\.\.))[^@\s]+@[^@\s\.]+\.[^@\s]+$", email))
        except TypeError as e:
            logger.error(
                "The email to send to the notification to is not the correct type. Error: {error}".format(error=str(e)))
        logger.error("The email to send the notification to is not valid")
        return False

    def validate_uk_mobile_number(self, number):
        """
        Method to validate a mobile number with the United Kingdom Area code

        Args:
            number (str): Number as string not including '+'

        Returns:
            bool: True or false if the number is valid and has leading 44
        """
        logger = self.application_dependencies.get_default_logger()
        number = str(number)
        logger.debug("Attempting to validate mobile number to send SMS")
        match_regex = bool(re.match(r"^(?:447)[0-9]{9}|^(?:07)[0-9]{9}$", number))
        if match_regex:
            return True
        else:
            logger.error("The number to send the SMS notification to is not valid")
            return False