Fields

hypha.apply.translate.fields

LanguageChoiceField

LanguageChoiceField(role, available_packages, choices=set(), **kwargs)

Bases: ChoiceField

Source code in hypha/apply/translate/fields.py

def __init__(
    self,
    role: Literal["to", "from"],
    available_packages: Iterable[Package],
    choices: Optional[Iterable[str]] = set(),
    **kwargs,
) -> None:
    self.available_packages = available_packages

    # Ensure the given language is either "to" or "from"
    if role not in ["to", "from"]:
        raise ValueError(f'Invalid role "{role}", must be "to" or "from"')

    self.role = role

    super().__init__(choices=choices, **kwargs)
    self.widget.attrs.update({"data-placeholder": f"{role.capitalize()}..."})

available_packages instance-attribute

available_packages = available_packages

role instance-attribute

role = role

validate

validate(value)

Basic validation to ensure the language (depending on role) is available in the installed packages

Only checks the language exists as from/to code, doesn't validate based on from -> to.

Source code in hypha/apply/translate/fields.py

def validate(self, value: Any) -> None:
    """Basic validation to ensure the language (depending on role) is available in the installed packages

    Only checks the language exists as from/to code, doesn't validate based on from -> to.
    """
    if self.role == "from":
        valid_list = [package.from_code for package in self.available_packages]
    else:
        valid_list = [package.to_code for package in self.available_packages]

    if value not in valid_list:
        raise forms.ValidationError(
            "The specified language is either invalid or not installed"
        )