o
    `ZhR                     @   s  d dl Z d dl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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lmZ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# d dl"m$Z% dd dD Z&dd e&' D Z(edd)dd e(D  Z*G dd de+Z,dd Z-dd Z.dNd!d"Z/d#d$ Z0d%d& Z1d'd( Z2d)d* Z3d+d, Z4d-d. Z5G d/d0 d0eZ6d1d2 Z7dOd3d4Z8dOd5d6Z9d7d8 Z:dPd:d;Z;d<d= Z<d>d? Z=dQd@dAZ>G dBdC dCe+Z?dDdE Z@dFdG ZAdHdI ZBdJdK ZCdLdM ZDdS )R    N)defaultdict)reduce)or_)FieldDoesNotExist)modelsrouter)
LOOKUP_SEP)	Collector)pretty_name)NoReverseMatchreverse)formatstimezone)make_hashable)format_html)_lazy_re_compile)capfirst)ngettext)overridec                 C   s   i | ]}|d | qS )z_%02X ).0ir   r   Q/var/www/html/lang_env/lib/python3.10/site-packages/django/contrib/admin/utils.py
<dictcomp>   s    r   s   ":/_#?;@&=+$,"[]<>%
\c                 C   s   i | ]	\}}|t |qS r   )chr)r   kvr   r   r   r          z_(?:%s)|c                 C   s   g | ]}|d d qS )   Nr   )r   xr   r   r   
<listcomp>   s    r!   c                   @   s   e Zd ZdZdS )FieldIsAForeignKeyColumnNamez/A field is a foreign key attname, i.e. <FK>_id.N)__name__
__module____qualname____doc__r   r   r   r   r"      s    r"   c              	   C   s|   | t}|D ]4}|dkr| jj}z| |}W n	 ty!   Y qw t|dr;|j}|d j} t	dd |D r; dS qdS )zA
    Return True if the given lookup path spawns duplicates.
    pk
path_infosc                 s   s    | ]}|j V  qd S N)Zm2m)r   pathr   r   r   	<genexpr>4   s    z+lookup_spawns_duplicates.<locals>.<genexpr>TF)
splitr   r'   name	get_fieldr   hasattrr(   to_optsany)optsZlookup_pathZlookup_fields
field_namefieldZ	path_infor   r   r   lookup_spawns_duplicates!   s    


r6   c                 C   s    |  |}t|tr|d S |S )Nr)   )get
isinstancelist)
parameterskeyvaluer   r   r   get_last_value_from_parameters;   s   
r=   ,c                    sP   t |tr fdd|D S  dr|}|S  dr&| dv}|S )zJ
    Return a lookup value prepared to be used in queryset filtering.
    c                    s   g | ]	}t  |d qS ))	separator)prepare_lookup_valuer   r   r;   r?   r   r   r!   E   r   z(prepare_lookup_value.<locals>.<listcomp>Z__inZ__isnull) false0)r8   r9   endswithr-   lower)r;   r<   r?   r   rB   r   r@   @   s   



r@   c                    s:   t  }|  D ]\ }|tt fdd|D M }q|S )Nc                 3   s    | ]
}t  |fV  qd S r*   )r   Q)r   itemparamr   r   r,   R   s    z8build_q_object_from_lookup_parameters.<locals>.<genexpr>)r   rH   itemsr   r   )r:   Zq_objectZparam_item_listr   rJ   r   %build_q_object_from_lookup_parametersO   s   rM   c                 C   s   t | tr
| tS | S )a*  
    Ensure that primary key values do not confuse the admin URLs by escaping
    any '/', '_' and ':' and similarly problematic characters.
    Similar to urllib.parse.quote(), except that the quoting is slightly
    different so that it doesn't get automatically unquoted by the web browser.
    )r8   str	translate	QUOTE_MAPsr   r   r   quoteV   s   rS   c                 C   s   t dd | S )zUndo the effects of quote().c                 S   s   t | d  S )Nr   )UNQUOTE_MAP)mr   r   r   <lambda>b   s    zunquote.<locals>.<lambda>)
UNQUOTE_REsubrQ   r   r   r   unquote`   s   rY   c                 C   s6   g }| D ]}t |ttfr|| q|| q|S )zS
    Return a list which is a single level of flattening of the original list.
    )r8   r9   tupleextendappend)fieldsZflatr5   r   r   r   flattene   s   r^   c                 C   s(   g }| D ]\}}| t|d  q|S )z?Return a list of field names from an admin fieldsets structure.r]   )r[   r^   )Z	fieldsetsfield_namesr.   r3   r   r   r   flatten_fieldsetsr   s   r`   c           	         s   z| d }W n t y   g i t g f Y S w t|jj}t|| d}||  t  fdd|}fdd|j	D }dd |j
 D }|||fS )	a  
    Find all objects related to ``objs`` that should also be deleted. ``objs``
    must be a homogeneous iterable of objects (e.g. a QuerySet).

    Return a nested list of strings suitable for display in the
    template with the ``unordered_list`` filter.
    r   )usingoriginc                    s   | j }| j}dt|j| f } |rM || s#|j ztd j	|j
|jf d t| jf}W n tyB   | Y S w tdt|j|| S |S )Nz%s: %sz%s:%s_%s_changez{}: <a href="{}">{}</a>)	__class___metar   verbose_nameZis_registeredZget_model_adminZhas_delete_permissionaddr   r.   	app_label
model_namerS   r'   r   r   )objmodelr3   Zno_edit_linkZ	admin_url)
admin_siteperms_neededrequestr   r   format_callback   s.   


z,get_deleted_objects.<locals>.format_callbackc                    s   g | ]} |qS r   r   )r   ri   )rn   r   r   r!      s    z'get_deleted_objects.<locals>.<listcomp>c                 S   s   i | ]\}}|j jt|qS r   )rd   verbose_name_plurallen)r   rj   objsr   r   r   r      s    z'get_deleted_objects.<locals>.<dictcomp>)
IndexErrorsetr   Zdb_for_writerd   rj   NestedObjectscollectnested	protected
model_objsrL   )	rq   rm   rk   ri   ra   	collectorZ	to_deleterw   Zmodel_countr   )rk   rn   rl   rm   r   get_deleted_objectsz   s    

rz   c                       sX   e Zd Z fddZdd Zd fdd	Z fdd	Zd
d ZdddZdd Z	  Z
S )rt   c                    s.   t  j|i | i | _t | _tt| _d S r*   )super__init__edgesrs   rw   r   rx   selfargskwargsrc   r   r   r|      s   zNestedObjects.__init__c                 C   s   | j |g | d S r*   )r}   
setdefaultr\   )r   sourcetargetr   r   r   add_edge   s   zNestedObjects.add_edgeNc              
      s   |D ].}|r | ds ||jj|jjd }| t||| n| d | | j|jj | qzt	 j
|fd|i|W S  tjyY } z| j|j W Y d }~d S d }~w tjys } z| j|j W Y d }~d S d }~ww )N+)classrg   source_attr)rF   rd   rh   rg   r   getattrrx   rj   rf   r{   ru   r   ZProtectedErrorrw   updateZprotected_objectsZRestrictedErrorZrestricted_objects)r   rq   r   r   r   ri   related_nameer   r   r   ru      s$   zNestedObjects.collectc                    s$   t  |||}|jdd |D  S )Nc                 S   s   g | ]}|j qS r   )r.   )r   Zrelated_fieldr   r   r   r!      s    z1NestedObjects.related_objects.<locals>.<listcomp>)r{   related_objectsZselect_related)r   related_modelZrelated_fieldsrq   qsr   r   r   r      s   zNestedObjects.related_objectsc                 C   sj   ||v rg S | | g }| j|dD ]}|| ||| q|r)||g}n|g}|r3|| |S )Nr   )rf   r}   r7   r[   _nestedr\   )r   ri   seenrn   childrenchildretr   r   r   r      s   

zNestedObjects._nestedc                 C   s6   t  }g }| jddD ]}|| ||| q|S )z4
        Return the graph as a nested list.
        Nr   )rs   r}   r7   r[   r   )r   rn   r   rootsrootr   r   r   rv      s
   zNestedObjects.nestedc                 O   s   dS )z
        We always want to load the objects into memory so that we can display
        them to the user in confirm page.
        Fr   r~   r   r   r   can_fast_delete   s   zNestedObjects.can_fast_delete)NNr*   )r#   r$   r%   r|   r   ru   r   r   rv   r   __classcell__r   r   r   r   rt      s    

rt   c                 C   sF   t | tjtjjfr| j}nt | tjjr| jj}n| }|j	|j
dS )z
    Return a `dict` with keys 'verbose_name' and 'verbose_name_plural',
    typically for use with string formatting.

    `obj` may be a `Model` instance, `Model` subclass, or `QuerySet` instance.
    )re   ro   )r8   r   ZModelbaseZ	ModelBaserd   queryQuerySetrj   re   ro   )ri   r3   r   r   r   model_format_dict   s   
r   c                 C   sN   t | tjjr|du r|  }| j} t| }|d |d }}t|||p%dS )a-  
    Return the appropriate `verbose_name` or `verbose_name_plural` value for
    `obj` depending on the count `n`.

    `obj` may be a `Model` instance, `Model` subclass, or `QuerySet` instance.
    If `obj` is a `QuerySet` instance, `n` is optional and the length of the
    `QuerySet` is used.
    Nre   ro   r   )r8   r   r   r   countrj   r   r   )ri   ndZsingularpluralr   r   r   model_ngettext  s   	r   c              	   C   s   |j }zt|| }W nK ttfyU   t| r| }||}n3t|| r1| dkr1t|| }||}n t|| }t|r>| }n|}t|drQt|j| rQt|j| }d }Y nw d }t|| }|||fS )N__str__rj   )rd   _get_non_gfk_fieldr   r"   callabler0   r   rj   )r.   ri   model_adminr3   fattrr<   r   r   r   lookup_field  s*   





r   c                 C   sR   |  |}|jr|jr|jr|jrt |jr'|js't|dr'|j|kr't	 |S )a  
    For historical reasons, the admin app relies on GenericForeignKeys as being
    "not found" by get_field(). This could likely be cleaned up.

    Reverse relations should also be excluded as these aren't attributes of the
    model (rather something like `foo_set`).
    attname)
r/   is_relationZmany_to_oner   Zone_to_manyr   Zmany_to_manyr0   r   r"   )r3   r.   r5   r   r   r   r   :  s&   

r   Fc           	      C   s  d}zt |j| }z|j}W n ty   |jjj}Y nw W n ty   | dkr2t|jj}t}n~t| r9| }nCt|| rDt	|| }n8t|| rOt	|| }n-|r\| |j
v r\|j
|  }n d| |jjf }|rn|d|jj 7 }|rx|d|jj 7 }t|t|dr|j}n+t|trt|drt|jdr|jj}nt|r|jdkrd}n
t|j}nt| }Y n ty   t| }| }Y nw |r||fS |S )	ak  
    Return a sensible label for a field name. The name can be a callable,
    property (but not created with @property decorator), or the name of an
    object's attribute, as well as a model field. If return_attr is True, also
    return the resolved attribute (which could be a callable). This will be
    None if (and only if) the name refers to a field.
    Nr   zUnable to lookup '%s' on %sz or %sshort_descriptionfgetz<lambda>z--)r   rd   re   AttributeErrorr   r   rN   r   r0   r   r]   Zobject_namerc   r#   r   r8   propertyr   r
   r"   )	r.   rj   r   Zreturn_attrformr   r5   labelmessager   r   r   label_for_fieldW  sh   






r   c              	   C   sB   d}zt |j| }W n ttfy   Y |S w t|dr|j}|S )NrC   	help_text)r   rd   r   r"   r0   r   )r.   rj   r   r5   r   r   r   help_text_for_field  s   
r   c                 C   sZ  ddl m} t|dd r1z
t|j| |W S  ty0   t|j}t| } t|| | Y S w t|t	j
r;|| S | d u rA|S t|t	jrOtt| S t|t	jt	jfr]t| S t|t	jrjt| |jS t|t	jt	jfrxt| S t|t	jr| rtd| j| S t|t	jr| rz
tj| d|jdW S  ty   t| | Y S w t| |S )Nr   _boolean_iconflatchoicesz<a href="{}">{}</a>F)ensure_asciicls),django.contrib.admin.templatetags.admin_listr   r   dictr   r7   	TypeErrorr   r8   r   ZBooleanFieldZDateTimeFieldr   localizer   template_localtimeZ	DateFieldZ	TimeFieldZDecimalFieldnumber_formatZdecimal_placesZIntegerFieldZ
FloatFieldZ	FileFieldr   urlZ	JSONFieldjsondumpsencoderdisplay_for_value)r<   r5   empty_value_displayr   r   r   r   r   display_for_field  s<   



r   c                 C   s   ddl m} |r|| S | d u r|S t| trt| S t| tjr)tt	| S t| tj
tjfr7t| S t| ttjtfrEt| S t| ttfrVddd | D S t| S )Nr   r   z, c                 s   s    | ]}t |V  qd S r*   )rN   rA   r   r   r   r,     s    z$display_for_value.<locals>.<genexpr>)r   r   r8   boolrN   datetimer   r   r   r   datetimeintdecimalDecimalfloatr   r9   rZ   join)r<   r   booleanr   r   r   r   r     s    


r   c                   @   s   e Zd ZdS )NotRelationFieldN)r#   r$   r%   r   r   r   r   r     s    r   c                 C   s   t | dr| jd jjS t)Nr(   r)   )r0   r(   r1   rj   r   )r5   r   r   r   get_model_from_relation  s   
r   c              	   C   s   g }| }| t}|D ]B}|j|}t|t|d kr.zt| W n
 ty-   Y  n!w |jr@|jr7|j	r@|
 }|jj}n|jj}|j}|d| q|t|fS )zCreate a reversed field path.

    E.g. Given (Order, "user__groups"),
    return (Group, "user__order").

    Final field must be a related model, not a data field.
    r   r   )r-   r   rd   r/   rp   r   r   r   Zauto_createdZconcreteZrelated_query_nameZremote_fieldrj   r5   r.   r   insertr   )rj   r+   Zreversed_pathparentpiecespiecer5   r   r   r   r   reverse_field_path  s$   

r   c                 C   sD   | t}g }|D ]}|rt|d }n| }||j| q	|S )a:  Return list of Fields given path relative to model.

    e.g. (ModelX, "user__groups__name") -> [
        <django.db.models.fields.related.ForeignKey object at 0x...>,
        <django.db.models.fields.related.ManyToManyField object at 0x...>,
        <django.db.models.fields.CharField object at 0x...>,
    ]
    r)   )r-   r   r   r\   rd   r/   )rj   r+   r   r]   r   r   r   r   r   get_fields_from_path  s   
	r   c                 C   s:  | j }td t| |}W d   n1 sw   Y  g }|r(|di i n| j r4|dd|ii |rtdY |D ]M}|jD ]}|dt|jjt|di qB|jD ]\}}	|dt|jjt|t|j	d |	di qX|j
D ]}
|dt|
jjt|
di qwq=W d   |S 1 sw   Y  |S )	z
    Construct a JSON structure describing changes from a changed object.
    Translations are deactivated so that strings are stored untranslated.
    Translation happens later on LogEntry access.
    Naddedchangedr]   )r.   objectr   )r.   r   r]   Zdeleted)changed_datatranslation_override#_get_changed_field_labels_from_formr\   Znew_objectsrN   rd   re   Zchanged_objectsZformsZdeleted_objects)r   Zformsetsrf   r   changed_field_labelsZchange_messageZformsetZadded_objectZchanged_objectZchanged_fieldsZdeleted_objectr   r   r   construct_change_message  sZ   	








  r   c              	   C   sL   g }|D ]}z
| j | jp|}W n ty   |}Y nw |t| q|S r*   )r]   r   KeyErrorr\   rN   )r   r   r   r4   Zverbose_field_namer   r   r   r   U  s   r   )r>   r*   )NFN)F)Er   r   r   collectionsr   	functoolsr   operatorr   Zdjango.core.exceptionsr   Z	django.dbr   r   Zdjango.db.models.constantsr   Zdjango.db.models.deletionr	   Zdjango.forms.utilsr
   Zdjango.urlsr   r   Zdjango.utilsr   r   Zdjango.utils.hashabler   Zdjango.utils.htmlr   Zdjango.utils.regex_helperr   Zdjango.utils.textr   Zdjango.utils.translationr   r   r   rP   rL   rT   r   rW   	Exceptionr"   r6   r=   r@   rM   rS   rY   r^   r`   rz   rt   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   <module>   s^    

<C


A
%9