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certbot
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lib64
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python3.12
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certbot
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display
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util.py
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"""Certbot display. This module (`certbot.display.util`) or its companion `certbot.display.ops` should be used whenever: - Displaying status information to the user on the terminal - Collecting information from the user via prompts Other messages can use the `logging` module. See `log.py`. """ from typing import Optional from typing import Union from certbot._internal.display import obj # These constants are defined this way to make them easier to document with # Sphinx and to not couple our public docstrings to our internal ones. OK = obj.OK """Display exit code indicating user acceptance.""" CANCEL = obj.CANCEL """Display exit code for a user canceling the display.""" WIDTH = 72 def notify(msg: str) -> None: """Display a basic status message. :param str msg: message to display """ obj.get_display().notification(msg, pause=False, decorate=False, wrap=False) def notification(message: str, pause: bool = True, wrap: bool = True, force_interactive: bool = False, decorate: bool = True) -> None: """Displays a notification and waits for user acceptance. :param str message: Message to display :param bool pause: Whether or not the program should pause for the user's confirmation :param bool wrap: Whether or not the application should wrap text :param bool force_interactive: True if it's safe to prompt the user because it won't cause any workflow regressions :param bool decorate: Whether to surround the message with a decorated frame """ obj.get_display().notification(message, pause=pause, wrap=wrap, force_interactive=force_interactive, decorate=decorate) def menu(message: str, choices: Union[list[str], list[tuple[str, str]]], default: Optional[int] = None, cli_flag: Optional[str] = None, force_interactive: bool = False) -> tuple[str, int]: """Display a menu. .. todo:: This doesn't enable the help label/button (I wasn't sold on any interface I came up with for this). It would be a nice feature. :param str message: title of menu :param choices: Menu lines, len must be > 0 :type choices: list of tuples (tag, item) or list of descriptions (tags will be enumerated) :param default: default value to return, if interaction is not possible :param str cli_flag: option used to set this value with the CLI :param bool force_interactive: True if it's safe to prompt the user because it won't cause any workflow regressions :returns: tuple of (`code`, `index`) where `code` - str display exit code `index` - int index of the user's selection :rtype: tuple """ return obj.get_display().menu(message, choices, default=default, cli_flag=cli_flag, force_interactive=force_interactive) def input_text(message: str, default: Optional[str] = None, cli_flag: Optional[str] = None, force_interactive: bool = False) -> tuple[str, str]: """Accept input from the user. :param str message: message to display to the user :param default: default value to return, if interaction is not possible :param str cli_flag: option used to set this value with the CLI :param bool force_interactive: True if it's safe to prompt the user because it won't cause any workflow regressions :returns: tuple of (`code`, `input`) where `code` - str display exit code `input` - str of the user's input :rtype: tuple """ return obj.get_display().input(message, default=default, cli_flag=cli_flag, force_interactive=force_interactive) def yesno(message: str, yes_label: str = "Yes", no_label: str = "No", default: Optional[bool] = None, cli_flag: Optional[str] = None, force_interactive: bool = False) -> bool: """Query the user with a yes/no question. Yes and No label must begin with different letters, and must contain at least one letter each. :param str message: question for the user :param str yes_label: Label of the "Yes" parameter :param str no_label: Label of the "No" parameter :param default: default value to return, if interaction is not possible :param str cli_flag: option used to set this value with the CLI :param bool force_interactive: True if it's safe to prompt the user because it won't cause any workflow regressions :returns: True for "Yes", False for "No" :rtype: bool """ return obj.get_display().yesno(message, yes_label=yes_label, no_label=no_label, default=default, cli_flag=cli_flag, force_interactive=force_interactive) def checklist(message: str, tags: list[str], default: Optional[list[str]] = None, cli_flag: Optional[str] = None, force_interactive: bool = False) -> tuple[str, list[str]]: """Display a checklist. :param str message: Message to display to user :param list tags: `str` tags to select, len(tags) > 0 :param default: default value to return, if interaction is not possible :param str cli_flag: option used to set this value with the CLI :param bool force_interactive: True if it's safe to prompt the user because it won't cause any workflow regressions :returns: tuple of (`code`, `tags`) where `code` - str display exit code `tags` - list of selected tags :rtype: tuple """ return obj.get_display().checklist(message, tags, default=default, cli_flag=cli_flag, force_interactive=force_interactive) def directory_select(message: str, default: Optional[str] = None, cli_flag: Optional[str] = None, force_interactive: bool = False) -> tuple[str, str]: """Display a directory selection screen. :param str message: prompt to give the user :param default: default value to return, if interaction is not possible :param str cli_flag: option used to set this value with the CLI :param bool force_interactive: True if it's safe to prompt the user because it won't cause any workflow regressions :returns: tuple of the form (`code`, `string`) where `code` - display exit code `string` - input entered by the user """ return obj.get_display().directory_select(message, default=default, cli_flag=cli_flag, force_interactive=force_interactive) def assert_valid_call(prompt: str, default: str, cli_flag: str, force_interactive: bool) -> None: """Verify that provided arguments is a valid display call. :param str prompt: prompt for the user :param default: default answer to prompt :param str cli_flag: command line option for setting an answer to this question :param bool force_interactive: if interactivity is forced """ msg = "Invalid display call for this prompt:\n{0}".format(prompt) if cli_flag: msg += ("\nYou can set an answer to " "this prompt with the {0} flag".format(cli_flag)) assert default is not None or force_interactive, msg