"""
This file contains the logic for South African ID card context.
"""
from id_contexts.id_context import FieldType, LineType
from id_contexts.sa_id import SAID
from hutts_utils.hutts_logger import logger
__author__ = "Jan-Justin van Tonder"
__copyright__ = "Copyright 2017, Java the Hutts"
__license__ = "BSD"
__maintainer__ = "Jan-Justin van Tonder"
__email__ = "J.vanTonder@tuks.co.za"
__status__ = "Development"
[docs]class SAIDCard(SAID):
"""
A class that represents an ID context for a South African ID card.
It supplies some of the concrete information, such as the match contexts, to the classes higher up in inheritance
hierarchy and implements abstract methods defined by its parent.
"""
def __init__(self):
"""
Initialises the SAIDCard object.
"""
# Logging for debugging purposes.
logger.debug('Initialising %s...' % type(self).__name__)
# Specify initial list of contexts for string image_processing when populating
# the ID information dictionary to send as output.
match_contexts = [{
'field': 'identity_number',
'find': 'identity number',
'field_type': FieldType.NUMERIC_ONLY,
'line_type': LineType.TITLED_NEWLINE,
'multi_line': False
}, {
'field': 'surname',
'find': 'surname',
'field_type': FieldType.TEXT_ONLY,
'to_uppercase': False,
'line_type': LineType.TITLED_NEWLINE,
'multi_line': True,
'multi_line_end': 'names',
}, {
'field': 'names',
'find': 'names',
'field_type': FieldType.TEXT_ONLY,
'to_uppercase': False,
'line_type': LineType.TITLED_NEWLINE,
'multi_line': True,
'multi_line_end': 'sex',
}, {
'field': 'sex',
'find': 'sex',
'field_type': FieldType.TEXT_ONLY,
'to_uppercase': True,
'line_type': LineType.TITLED_NEWLINE,
'multi_line': False
}, {
'field': 'date_of_birth',
'find': 'date of birth',
'field_type': FieldType.MIXED,
'to_uppercase': False,
'line_type': LineType.TITLED_NEWLINE,
'multi_line': False
}, {
'field': 'country_of_birth',
'find': 'country of birth',
'field_type': FieldType.TEXT_ONLY,
'to_uppercase': True,
'line_type': LineType.TITLED_NEWLINE,
'multi_line': False
}, {
'field': 'status',
'find': 'status',
'field_type': FieldType.TEXT_ONLY,
'to_uppercase': False,
'line_type': LineType.TITLED_NEWLINE,
'multi_line': False
}, {
'field': 'nationality',
'find': 'nationality',
'field_type': FieldType.TEXT_ONLY,
'to_uppercase': True,
'line_type': LineType.TITLED_NEWLINE,
'multi_line': False
}]
# Initialise parent.
SAID.__init__(self, match_contexts)
def _get_idiosyncratic_match(self, match_context, id_string_list, current_index):
"""
Identifies and returns matches that are specific to the current ID context.
Args:
match_context (dict): A dictionary object that provides context for the information that is to be extracted.
id_string_list (list): An ID string that has been broken down into a list of individual lines.
current_index (int): The current index within the ID string list.
Returns:
(str): A string containing the match value of a context-specific case.
(None): Used to indicate that no special case was identified.
"""
# No special cases to consider.
return None