U
e5dL! � @ s� d dl Z d dlZd dlZd dlZd dlmZmZ d dlmZ dddddd d
d gZ e�
e � d �j d
d� �Z
dd� ZG dd� de�Ze� Zdeed�< dd� Zdd� Zdd� Zdd� Zdd � Zeed�Zdd
� Zeed�Zeed�Zd d d �Z dS ) � N)�
ascii_letters�digits)�errors�decode_q�encode_q�decode_b�encode_b�len_q�len_b�decode�encodes =([a-fA-F0-9]{2})c C s t �| �d��� �S )N� )�bytes�fromhex�groupr )�m� r �,/usr/lib64/python3.8/email/_encoded_words.py�<lambda>A � r c C s | � dd�} t| �g fS )N� _� )�replace�_q_byte_subber)�encodedr r r r C s c @ s, e Zd Zde�d� e�d� Zdd� ZdS )� _QByteMaps -!*+/�asciic C s. || j krt|�| |< nd�|�| |< | | S )Nz={:02X})�safe�chr�format)�self�keyr r r � __missing__M s
z_QByteMap.__missing__N)�__name__�
__module__� __qualname__r r r r r" r r r r r I s r �_� c C s d� dd� | D ��S )N� c s s | ]}t | V qd S �N)� _q_byte_map��.0�xr r r � <genexpr>Z s zencode_q.<locals>.<genexpr>)�join��bstringr r r r Y s c C s t dd� | D ��S )Nc s s | ]}t t| �V qd S r) )�lenr* r+ r r r r. ] s zlen_q.<locals>.<genexpr>)�sumr0 r r r r \ s c C s� t | �d }|r dd d| � nd}z&tj| | dd�|rDt�� gng fW S tjk
� r� z tj| dd�t�� gfW Y S tjk
r� z,tj| d dd�t�� t�� gfW Y Y S tjk
r� | t�� gf Y Y Y S X Y nX Y nX d S )N� s ===r T)ZvalidateFs ==) r2 �base64Z b64decoder ZInvalidBase64PaddingDefect�binascii�ErrorZ InvalidBase64CharactersDefectZInvalidBase64LengthDefect)r Zpad_errZmissing_paddingr r r r d s( � �
��c C s t �| ��d�S )Nr )r5 Z b64encoder r0 r r r r � s c C s& t t| �d�\}}|d |r dnd S )N� r4 r )�divmodr2 )r1 Z groups_of_3Zleftoverr r r r
� s )�q�bc
C s� | � d�\}}}}}|�d�\}}}|�� }|�dd�}t| |�\}}z|�|�}W nv tk
r� |�t� d�
|��� |�|d�}Y nB t k
r� |�dd�}|�� dkr�|�t� d�
|��� Y nX ||||fS )N�?�*r �surrogateescapez:Encoded word contains bytes not decodable using {} charset� unknown-8bitz<Unknown charset {} in encoded word; decoded as unknown bytes)
�split� partition�lowerr �
_cte_decodersr � UnicodeError�appendr ZUndecodableBytesDefectr � LookupErrorZ CharsetError) Zewr& �charsetZcteZ
cte_string�langr1 Zdefects�stringr r r r � s& � ��utf-8r( c C s| |dkr| � dd�}n
| � |�}|d krTtd |�}td |�}|| dk rPdnd}t| |�}|rld| }d�||||�S ) Nr? r r> r: r; � r= z=?{}{}?{}?{}?=)r �_cte_encode_length�
_cte_encodersr )rI rG �encodingrH r1 ZqlenZblenr r r r r � s
)rJ Nr( ) �rer5 r6 � functoolsrI r r Zemailr �__all__�partial�compile�subr r �dictr r* �ordr r r r r
rC r rM rL r r r r r �<module>* sJ �� &�+�� |