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d�Z G dd� d�Z G dd� d�Z e e e f d�dd �Z e e e f dd �d d �Z!dS ) zFThis modules define the actual display implementations used in Certbot� N)�Any)�Iterable)�List)�Optional)�TextIO)�Tuple)�TypeVar)�Union)�errors)� constants)� completer)�util)�os�ok�cancelzO- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -c @ s e Zd Zdd�dd�ZdS )�_DisplayServiceN��returnc C s
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f d'�d(d)�Z� ZS )0� FileDisplayzFile-based display.N)�outfile�force_interactiver c s t � �� || _|| _d| _d S )NF)�superr r r! �skipped_interaction)r r r! �� __class__r r r 6 s
zFileDisplay.__init__TF)�message�pause�wrapr! �decorater c C s~ |rt �|�}t�d|� | j�|r(dndd |r6dnd jtjt |d�� | j�
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a 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
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fS | �||� | �t|��\} } | | d fS )aC 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 one exists)
: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
N� )�_return_default�OK� _print_menu�_get_valid_int_ans�len)
r r& r> r? r@ rA rB rC r! rD �return_default�code� selectionr r r �menu] s zFileDisplay.menu)r& rB rC r! rD r c K sT | � ||||�}|dur t|fS t�d| �d }t�|�}|dv rLtdfS t|fS )a Accept input from the user.
:param str message: message to display to the user
:param default: default value to return (if one exists)
: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
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`input` - str of the user's input
:rtype: tuple
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� �s�| � |d �� �rPdS qPdS ) a� 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 one exists)
: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
Nz{0}{frame}{msg}{0}{frame})r1 r2 z {yes}/{no}: )Zyes�nor TF)rF r
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���zFileDisplay.yesno)r& �tagsrB rC r! rD r c K s� | � ||||�}|dur t|fS | �||� | jddd�\}} |tkr�| �� spd�dd� tdt|�d �D ��} t� | �}
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aC 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 one exists)
: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
NzrSelect the appropriate numbers separated by commas and/or spaces, or leave input blank to select all options shownT)r! rO c s s | ]}t |�V qd S r )�str)�.0�xr r r � <genexpr>� � z(FileDisplay.checklist.<locals>.<genexpr>rE z!** Error - Invalid selection **%s)rF rG rH rT �strip�join�rangerJ r
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� zFileDisplay.checklist)�promptrB rC r! r c C sN | � |�rdS |du r<d�|�}|r2|d�|�7 }t�|��t�d||� |S )a� Should we return the default instead of prompting the user?
:param str prompt: prompt for the user
:param T default: default answer to prompt
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:returns: The default value if we should return it else `None`
:rtype: T or `None`
Nz-Unable to get an answer for the question:
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You can provide an answer on the command line with the {0} flag.z-Falling back to default %s for the prompt:
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�zFileDisplay._return_default)r! r c C s@ | j s |s tj�� r"| j�� r"dS | js<t�dtj � d| _dS )z�Can we safely interact with the user?
:param bool force_interactive: if interactivity is forced
:returns: True if the display can interact with the user
:rtype: bool
Tz�Skipped user interaction because Certbot doesn't appear to be running in a terminal. You should probably include --non-interactive or %s on the command line.F)
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:param str message: prompt to give the user
:param default: default value to return (if one exists)
: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
N)r Z CompleterrT )r r& rB rC r! rD r r r �directory_select' s
z FileDisplay.directory_select)rh r^ r c st zdd� |D �}W n t y( g Y S 0 tt�|��� �}|D ] }|dk sX|t� �kr@g S q@� fdd�|D �S )z�Validate input and transform indices to appropriate tags.
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� dS )z�Print a menu on the screen.
:param str message: title of menu
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r c S s" g | ]}|d � d|d � ��qS )r z - rE r )r` rP r r r rs b rc z+FileDisplay._print_menu.<locals>.<listcomp>rE z: N) �
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r3 r: )r r& r> �iZdescr2 r r r rH V s zFileDisplay._print_menu)�max_r c C s� d}|dkrdj |d�}nd}|dk r�t�|�}|�d�sD|�d�rLtdfS z$t|�}|dk sf||krnd}t�W q ty� | j�d� t j
�� | j� � Y q 0 q t |fS ) a5 Get a numerical selection.
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`selection` - int user's selection
:rtype: tuple
���rE zMSelect the appropriate number [1-{max_}] then [enter] (press 'c' to cancel): )r~ z@Press 1 [enter] to confirm the selection (press 'c' to cancel): rP rQ z{0}** Invalid input **{0})
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�z FileDisplay._get_valid_int_ans)TTFT)NNNNNF)NNF)rU rV NNF)NNF)NNF) r r r �__doc__r �boolr r_ r= r r r r rp r rN rT r] ri r rF r; ro r rg rH rI �
__classcell__r r r$ r r 2 sf �� " � � $ �� � � , �� +� �
� � � r c sh e Zd ZdZeeedd�� fdd� Zd eee ee j
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d eeeeeef ee f ee ee ee ee ee eeeef d� dd�Zd eee ee eeeef d�dd�Zd!eee ee ee ee ee d�dd�Zd"eee eee ee eeeee f d�dd�Zd#eee ee eeeef d�dd �Z� ZS )$�NoninteractiveDisplayzKA display utility implementation that never asks for interactive user inputN)r � unused_argsrD r c s t � �� || _d S r )r" r r )r r r� rD r$ r r r � s
z NoninteractiveDisplay.__init__r, )r& rC �extrar c C s8 d}||7 }|r |d| 7 }|r.|d� |�7 }t�|�S )zNReturn error to raise in case of an attempt to interact in noninteractive modez<Missing command line flag or config entry for this setting:
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�MissingCommandlineFlag)r r& rC r� r2 r r r �_interaction_fail� s z'NoninteractiveDisplay._interaction_failFT)r& r' r( r) rD r c K sZ |rt �|�}t�d|� | j�|r(dndd |r6dnd jtjt |d�� | j�
� dS )ae Displays a notification without waiting for user acceptance.
:param str message: Message to display to stdout
:param bool pause: The NoninteractiveDisplay waits for no keyboard
:param bool wrap: Whether or not the application should wrap text
:param bool decorate: Whether to apply a decorated frame to the message
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���z"NoninteractiveDisplay.notification) r& r> r? r@ rA rB rC rD r c K s& |du r | � ||dt|� ��t|fS )a_ Avoid displaying a menu.
: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 int default: the default choice
:param dict kwargs: absorbs various irrelevant labelling arguments
:returns: tuple of (`code`, `index`) where
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`index` - int index of the user's selection
:rtype: tuple
:raises errors.MissingCommandlineFlag: if there was no default
Nz Choices: )r� �reprrG ) r r& r> r? r@ rA rB rC rD r r r rN � s zNoninteractiveDisplay.menu)r& rB rC rD r c K s |du r| � ||��t|fS )aK Accept input from the user.
:param str message: message to display to the user
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:raises errors.MissingCommandlineFlag: if there was no default
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zNoninteractiveDisplay.input)r& rW rX rB rC rD r c K s |du r| � ||��|S )a+ Decide Yes or No, without asking anybody
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:raises errors.MissingCommandlineFlag: if there was no default
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:rtype: bool
N)r� )r r& rW rX rB rC rD r r r r] � s
zNoninteractiveDisplay.yesno)r& r^ rB rC rD r c K s( |du r | � ||d�|�d ��t|fS )aj Display a checklist.
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:rtype: tuple
Nz? �?)r� re rG )r r& r^ rB rC rD r r r ri � s z NoninteractiveDisplay.checklistc K s | � |||�S )a� Simulate prompting the user for a directory.
This function returns default if it is not ``None``, otherwise,
an exception is raised explaining the problem. If cli_flag is
not ``None``, the error message will include the flag that can
be used to set this value with the CLI.
:param str message: prompt to give the user
:param default: default value to return (if one exists)
:param str cli_flag: option used to set this value with the CLI
:returns: tuple of the form (`code`, `string`) where
`code` - int display exit code
`string` - input entered by the user
)rT r� r r r ro s z&NoninteractiveDisplay.directory_select)r, )FTT)NNNNN)NN)NNNN)NN)NN)r r r r� r r r r_ r r
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�r� r c C s t jstd��t jS )z�Get the display utility.
:return: the display utility
:rtype: Union[FileDisplay, NoninteractiveDisplay]
:raise: ValueError if the display utility is not configured yet.
zlThis function was called too early in Certbot's execution as the display utility hasn't been configured yet.)�_SERVICEr ru r r r r � get_display$ s r� )r r c C s
| t _dS )zqSet the display service.
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N)r� r r r r r � set_display2 s r� )"r� Zloggingrl �typingr r r r r r r r Zcertbotr
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