Getting GameRules

# =============================================================================
# >> IMPORTS
# =============================================================================
# Source.Python Imports
#   Memory
from memory import make_object
#   Entities
from entities.entity import BaseEntity
from entities.factories import factory_dictionary


# =============================================================================
# >> FUNCTIONS
# =============================================================================
def find_gamerules_proxy_name():
    """Tries to find the gamerules proxy name (e. g. ``cs_gamerules``).

    :raise ValueError:
        Raised if the gamerules proxy name wasn't found.
    :rtype: str
    """
    for classname in factory_dictionary:
        if 'gamerules' not in classname:
            continue

        return classname

    raise ValueError('Unable to find gamerules proxy name.')

def find_gamerules():
    """Tries to find the gamerules instance.

    :rtype: Pointer
    :raise ValueError:
        Raised if the gamerules instance wasn't found.
    """
    proxy = BaseEntity.find_or_create(find_gamerules_proxy_name())
    cls = proxy.server_class
    while cls:
        for prop in cls.table:
            if 'gamerules_data' not in prop.name:
                continue

            return prop.data_table_proxy_function(None, None, None, None, 0)

        cls = cls.next

    raise ValueError('Unable to find gamerules.')