a
    Sicß  ã                   @   sF  d Z ddlZddlmZ ddlmZ ddlmZ ddlm	Z	 ddl
mZ ddlmZmZ d+d	d
„Zdd„ Zdd„ ZG dd„ deƒZG dd„ deƒZG dd„ deƒZG dd„ deƒZG dd„ deƒZG dd„ deƒZG dd„ deƒZG dd„ deƒZG dd „ d eƒZG d!d"„ d"eƒZG d#d$„ d$eƒZG d%d&„ d&eƒZd'd(„ Z d)d*„ Z!dS ),z¸
Handled exceptions raised by REST framework.

In addition, Django's built in 403 and 404 exceptions are handled.
(`django.http.Http404` and `django.core.exceptions.PermissionDenied`)
é    N)ÚJsonResponse)Ú	force_str)Úgettext_lazy)Úngettext©Ústatus)Ú
ReturnDictÚ
ReturnListc                    s–   t | ttfƒr<‡ fdd„| D ƒ}t | tƒr8t|| jdS |S t | tƒrx‡ fdd„|  ¡ D ƒ}t | tƒrtt|| jdS |S t| ƒ}t	| dˆ ƒ}t
||ƒS )zw
    Descend into a nested data structure, forcing any
    lazy translation strings or strings into `ErrorDetail`.
    c                    s   g | ]}t |ˆ ƒ‘qS © ©Ú_get_error_details©Ú.0Úitem©Údefault_coder
   úU/var/www/html/django/DPS/env/lib/python3.9/site-packages/rest_framework/exceptions.pyÚ
<listcomp>   s   z&_get_error_details.<locals>.<listcomp>)Ú
serializerc                    s   i | ]\}}|t |ˆ ƒ“qS r
   r   ©r   ÚkeyÚvaluer   r
   r   Ú
<dictcomp>   s   ÿz&_get_error_details.<locals>.<dictcomp>Úcode)Ú
isinstanceÚlistÚtupler	   r   ÚdictÚitemsr   r   ÚgetattrÚErrorDetail)Údatar   ÚretÚtextr   r
   r   r   r      s"    
ÿ


þ
r   c                 C   s:   t | tƒrdd„ | D ƒS t | tƒr4dd„ |  ¡ D ƒS | jS )Nc                 S   s   g | ]}t |ƒ‘qS r
   ©Ú
_get_codesr   r
   r
   r   r   .   ó    z_get_codes.<locals>.<listcomp>c                 S   s   i | ]\}}|t |ƒ“qS r
   r$   r   r
   r
   r   r   0   r&   z_get_codes.<locals>.<dictcomp>©r   r   r   r   r   ©Údetailr
   r
   r   r%   ,   s
    

r%   c                 C   s@   t | tƒrdd„ | D ƒS t | tƒr4dd„ |  ¡ D ƒS | | jdœS )Nc                 S   s   g | ]}t |ƒ‘qS r
   ©Ú_get_full_detailsr   r
   r
   r   r   6   r&   z%_get_full_details.<locals>.<listcomp>c                 S   s   i | ]\}}|t |ƒ“qS r
   r*   r   r
   r
   r   r   8   r&   z%_get_full_details.<locals>.<dictcomp>)Úmessager   r'   r(   r
   r
   r   r+   4   s    

þr+   c                       sJ   e Zd ZdZdZd‡ fdd„	Z‡ fdd„Zdd„ Zd	d
„ Zdd„ Z	‡  Z
S )r    zA
    A string-like object that can additionally have a code.
    Nc                    s   t ƒ  | |¡}||_|S ©N)ÚsuperÚ__new__r   )ÚclsÚstringr   Úself©Ú	__class__r
   r   r/   E   s    zErrorDetail.__new__c                    sF   t ƒ  |¡}|tu rtS z|o(| j|jkW S  ty@   | Y S 0 d S r-   )r.   Ú__eq__ÚNotImplementedr   ÚAttributeError©r2   ÚotherÚresultr3   r
   r   r5   J   s    zErrorDetail.__eq__c                 C   s   |   |¡}|tu rtS | S r-   )r5   r6   r8   r
   r
   r   Ú__ne__S   s    
zErrorDetail.__ne__c                 C   s   dt | ƒ| jf S )NzErrorDetail(string=%r, code=%r))Ústrr   ©r2   r
   r
   r   Ú__repr__Y   s    þzErrorDetail.__repr__c                 C   s   t t| ƒƒS r-   )Úhashr<   r=   r
   r
   r   Ú__hash___   s    zErrorDetail.__hash__)N)Ú__name__Ú
__module__Ú__qualname__Ú__doc__r   r/   r5   r;   r>   r@   Ú__classcell__r
   r
   r3   r   r    ?   s   	r    c                   @   sD   e Zd ZdZejZedƒZdZ	ddd„Z
dd„ Zd	d
„ Zdd„ ZdS )ÚAPIExceptionz‚
    Base class for REST framework exceptions.
    Subclasses should provide `.status_code` and `.default_detail` properties.
    zA server error occurred.ÚerrorNc                 C   s,   |d u r| j }|d u r| j}t||ƒ| _d S r-   )Údefault_detailr   r   r)   ©r2   r)   r   r
   r
   r   Ú__init__l   s
    zAPIException.__init__c                 C   s
   t | jƒS r-   )r<   r)   r=   r
   r
   r   Ú__str__t   s    zAPIException.__str__c                 C   s
   t | jƒS )ze
        Return only the code part of the error details.

        Eg. {"name": ["required"]}
        )r%   r)   r=   r
   r
   r   Ú	get_codesw   s    zAPIException.get_codesc                 C   s
   t | jƒS )z 
        Return both the message & code parts of the error details.

        Eg. {"name": [{"message": "This field is required.", "code": "required"}]}
        )r+   r)   r=   r
   r
   r   Úget_full_details   s    zAPIException.get_full_details)NN)rA   rB   rC   rD   r   ÚHTTP_500_INTERNAL_SERVER_ERRORÚstatus_codeÚ_rH   r   rJ   rK   rL   rM   r
   r
   r
   r   rF   c   s   
rF   c                   @   s(   e Zd ZejZedƒZdZddd„Z	dS )ÚValidationErrorzInvalid input.ÚinvalidNc                 C   sZ   |d u r| j }|d u r| j}t|tƒr0t|ƒ}nt|tƒsJt|tƒsJ|g}t||ƒ| _d S r-   )rH   r   r   r   r   r   r   r)   rI   r
   r
   r   rJ   ”   s    

zValidationError.__init__)NN)
rA   rB   rC   r   ÚHTTP_400_BAD_REQUESTrO   rP   rH   r   rJ   r
   r
   r
   r   rQ      s   rQ   c                   @   s   e Zd ZejZedƒZdZdS )Ú
ParseErrorzMalformed request.Zparse_errorN)	rA   rB   rC   r   rS   rO   rP   rH   r   r
   r
   r
   r   rT   ¤   s   rT   c                   @   s   e Zd ZejZedƒZdZdS )ÚAuthenticationFailedz%Incorrect authentication credentials.Zauthentication_failedN©	rA   rB   rC   r   ZHTTP_401_UNAUTHORIZEDrO   rP   rH   r   r
   r
   r
   r   rU   ª   s   rU   c                   @   s   e Zd ZejZedƒZdZdS )ÚNotAuthenticatedz-Authentication credentials were not provided.Znot_authenticatedNrV   r
   r
   r
   r   rW   °   s   rW   c                   @   s   e Zd ZejZedƒZdZdS )ÚPermissionDeniedz2You do not have permission to perform this action.Úpermission_deniedN)	rA   rB   rC   r   ÚHTTP_403_FORBIDDENrO   rP   rH   r   r
   r
   r
   r   rX   ¶   s   rX   c                   @   s   e Zd ZejZedƒZdZdS )ÚNotFoundz
Not found.Ú	not_foundN)	rA   rB   rC   r   ZHTTP_404_NOT_FOUNDrO   rP   rH   r   r
   r
   r
   r   r[   ¼   s   r[   c                       s0   e Zd ZejZedƒZdZd‡ fdd„	Z	‡  Z
S )ÚMethodNotAllowedzMethod "{method}" not allowed.Zmethod_not_allowedNc                    s,   |d u rt | jƒj|d}tƒ  ||¡ d S )N)Úmethod©r   rH   Úformatr.   rJ   )r2   r^   r)   r   r3   r
   r   rJ   Ç   s    zMethodNotAllowed.__init__)NN)rA   rB   rC   r   ZHTTP_405_METHOD_NOT_ALLOWEDrO   rP   rH   r   rJ   rE   r
   r
   r3   r   r]   Â   s   r]   c                       s0   e Zd ZejZedƒZdZd‡ fdd„	Z	‡  Z
S )ÚNotAcceptablez,Could not satisfy the request Accept header.Znot_acceptableNc                    s   || _ tƒ  ||¡ d S r-   )Úavailable_renderersr.   rJ   )r2   r)   r   rb   r3   r
   r   rJ   Ò   s    zNotAcceptable.__init__)NNN)rA   rB   rC   r   ZHTTP_406_NOT_ACCEPTABLErO   rP   rH   r   rJ   rE   r
   r
   r3   r   ra   Í   s   ra   c                       s0   e Zd ZejZedƒZdZd‡ fdd„	Z	‡  Z
S )ÚUnsupportedMediaTypez1Unsupported media type "{media_type}" in request.Zunsupported_media_typeNc                    s,   |d u rt | jƒj|d}tƒ  ||¡ d S )N)Ú
media_typer_   )r2   rd   r)   r   r3   r
   r   rJ   Ü   s    zUnsupportedMediaType.__init__)NN)rA   rB   rC   r   ZHTTP_415_UNSUPPORTED_MEDIA_TYPErO   rP   rH   r   rJ   rE   r
   r
   r3   r   rc   ×   s   rc   c                       s@   e Zd ZejZedƒZedƒZedƒZ	dZ
d‡ fdd„	Z‡  ZS )	Ú	ThrottledzRequest was throttled.z$Expected available in {wait} second.z%Expected available in {wait} seconds.Ú	throttledNc              	      sj   |d u rt | jƒ}|d urRt |¡}d |t t| jj|d| jj|d|ƒƒf¡}|| _	t
ƒ  ||¡ d S )Nú )Úwait)r   rH   ÚmathÚceilÚjoinr   Úextra_detail_singularr`   Úextra_detail_pluralrh   r.   rJ   )r2   rh   r)   r   r3   r
   r   rJ   é   s    

þþzThrottled.__init__)NNN)rA   rB   rC   r   ZHTTP_429_TOO_MANY_REQUESTSrO   rP   rH   rl   rm   r   rJ   rE   r
   r
   r3   r   re   â   s   re   c                 O   s   ddi}t |tjdS )z$
    Generic 500 error handler.
    rG   zServer Error (500)r   )r   r   rN   )ÚrequestÚargsÚkwargsr!   r
   r
   r   Úserver_error÷   s    ÿrq   c                 O   s   ddi}t |tjdS )z$
    Generic 400 error handler.
    rG   zBad Request (400)r   )r   r   rS   )rn   Ú	exceptionro   rp   r!   r
   r
   r   Úbad_request  s    ÿrs   )N)"rD   ri   Údjango.httpr   Údjango.utils.encodingr   Údjango.utils.translationr   rP   r   Úrest_frameworkr   Z'rest_framework.utils.serializer_helpersr   r	   r   r%   r+   r<   r    Ú	ExceptionrF   rQ   rT   rU   rW   rX   r[   r]   ra   rc   re   rq   rs   r
   r
   r
   r   Ú<module>   s0   
$,

