o
    h=Z                     @   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mZm	Z	m
Z
mZ d dlmZmZmZ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 G dd dZG dd dee	ZG dd deZG dd dZG dd deZ G dd deeZ!ej"G dd deeZ#ej"G dd deZ$ej"G dd deeZ%ej"G dd deeZ&ej"G dd  d eeZ'ej"G d!d" d"eeZ(G d#d$ d$Z)ej"G d%d& d&e)e&Z*ej"G d'd( d(e)e'Z+ej"G d)d* d*e eZ,G d+d, d,eZ-ej"G d-d. d.e-Z.ej"G d/d0 d0e.Z/ej"G d1d2 d2e-Z0ej"G d3d4 d4e0Z1ej"G d5d6 d6e-Z2ej"G d7d8 d8e2Z3ej"G d9d: d:e eZ4ej"G d;d< d<eZ5ej"G d=d> d>eZ6ej"G d?d@ d@e6Z7G dAdB dBeZ8G dCdD dDe8e#Z9G dEdF dFe8e%Z:G dGdH dHe8e&Z;G dIdJ dJe8e'Z<G dKdL dLe8e(Z=G dMdN dNZ>ej"G dOdP dPe>e$Z?ej"G dQdR dRe>e.Z@ej"G dSdT dTe>e/ZAej"G dUdV dVe>e0ZBej"G dWdX dXe>e1ZCej"G dYdZ dZe>e2ZDej"G d[d\ d\e>e3ZEdS )]    N)copy)EmptyResultSet)CaseExistsFuncValueWhen)	CharFieldDateTimeFieldFieldIntegerField	UUIDField)RegisterLookupMixin)
OrderedSet)RemovedInDjango40Warning)cached_property)make_hashablec                   @   s   e Zd ZdZdZdZdd Zdd Zd,dd	Zd
d Z	dd Z
dd Zdd Zd,ddZdd Zdd Zdd Zd,ddZdd Zdd Zed d! Zed"d# Zed$d% Zed&d' Zd(d) Zd*d+ ZdS )-LookupNTFc                 C   s`   ||| _ | _|  | _t| j dr| j  }ng }|r+ddlm} t||r+td|| _	d S )Nget_bilateral_transformsr   QueryzBBilateral transformations on nested querysets are not implemented.)
lhsrhsget_prep_lookuphasattrr   django.db.models.sql.queryr   
isinstanceNotImplementedErrorbilateral_transforms)selfr   r   r   r    r    `/var/www/html/magazine_api/magazine_env/lib/python3.10/site-packages/django/db/models/lookups.py__init__   s   


zLookup.__init__c                 C   s   | j D ]}||}q|S N)r   )r   value	transformr    r    r!   apply_bilateral_transforms(   s   

z!Lookup.apply_bilateral_transformsc                 C   s   |d u r| j }| jr<g g }}|D ]&}t|| jjd}| |}||j}||\}}	|	| |
|	 q||fS | ||\}
}dgt| |}}||fS )Noutput_field%s)r   r   r   r   r(   r&   resolve_expressionquerycompileappendextendget_db_prep_lookuplen)r   compiler
connectionr   sqlssqls_paramspr$   sqlZ
sql_params_paramsr    r    r!   batch_process_rhs-   s   


zLookup.batch_process_rhsc                 C   s   |   r| jgS | j| jgS r#   )rhs_is_direct_valuer   r   r   r    r    r!   get_source_expressions>   s   zLookup.get_source_expressionsc                 C   s*   t |dkr|d | _d S |\| _| _d S )N   r   )r0   r   r   )r   Z	new_exprsr    r    r!   set_source_expressionsC   s   zLookup.set_source_expressionsc                 C   s<   t | jdr	| jS | jrt | jjdr| jj| jS | jS Nr*   get_prep_value)r   r   prepare_rhsr   r(   r@   r;   r    r    r!   r   I   s
   zLookup.get_prep_lookupc                 C   s
   d|gfS )Nr)   r    )r   r$   r2   r    r    r!   r/   P   s   
zLookup.get_db_prep_lookupc                 C   s*   |p| j }t|dr||j}||S )Nr*   )r   r   r*   r+   r,   )r   r1   r2   r   r    r    r!   process_lhsS   s   


zLookup.process_lhsc                 C   sZ   | j }| jr|  rt|| jjd}| |}||j}t	|dr'|
|S | ||S )Nr'   as_sql)r   r   r:   r   r   r(   r&   r*   r+   r   r,   r/   )r   r1   r2   r$   r    r    r!   process_rhsY   s   


zLookup.process_rhsc                 C   s   t | jd S NrC   )r   r   r;   r    r    r!   r:   g      zLookup.rhs_is_direct_valuec                 C   s4   t | }|j||_t|jdr|j||_|S )Nrelabeled_clone)r   r   rG   r   r   )r   Zrelabelsnewr    r    r!   rG   j   s
   zLookup.relabeled_clonec                 C   s*   | j  }t| jdr|| j  |S )Nget_group_by_cols)r   rI   r   r   r.   )r   aliascolsr    r    r!   rI   q   s   
zLookup.get_group_by_colsc                 C   s   t r#   r   r   r1   r2   r    r    r!   rC   w      zLookup.as_sqlc                 C   sf   d}g }| j | jfD ]}t|trtt|dddd}d}|| q
|r+t| | n| }|||S )NFT)Zthen)default)	r   r   r   r   r   r   r-   typerC   )r   r1   r2   wrappedZexprsexprlookupr    r    r!   	as_oraclez   s   
zLookup.as_oraclec                 C      | j jp
t| jddS )Ncontains_aggregateF)r   rV   getattrr   r;   r    r    r!   rV         zLookup.contains_aggregatec                 C   rU   )Ncontains_over_clauseF)r   rY   rW   r   r;   r    r    r!   rY      rX   zLookup.contains_over_clausec                 C   rU   )N
is_summaryF)r   rZ   rW   r   r;   r    r    r!   rZ      rX   zLookup.is_summaryc                 C   s   | j | j| jfS r#   )	__class__r   r   r;   r    r    r!   identity   s   zLookup.identityc                 C   s   t |tstS | j|jkS r#   )r   r   NotImplementedr\   )r   otherr    r    r!   __eq__   s   
zLookup.__eq__c                 C   s   t t| jS r#   )hashr   r\   r;   r    r    r!   __hash__   rF   zLookup.__hash__r#   )__name__
__module____qualname__lookup_namerA   Zcan_use_none_as_rhsr"   r&   r9   r<   r>   r   r/   rB   rD   r:   rG   rI   rC   rT   r   rV   rY   propertyrZ   r\   r_   ra   r    r    r    r!   r      s8    






r   c                   @   s,   e Zd ZdZdZdZedd Zdd ZdS )		Transformz
    RegisterLookupMixin() is first so that get_lookup() and get_transform()
    first examine self and then check output_field.
    Fr=   c                 C   s   |   d S Nr   )r<   r;   r    r    r!   r      s   zTransform.lhsc                 C   s2   t | jdr| j }ng }| jr|| j |S )Nr   )r   r   r   	bilateralr-   r[   )r   r   r    r    r!   r      s   z"Transform.get_bilateral_transformsN)	rb   rc   rd   __doc__ri   Zarityrf   r   r   r    r    r    r!   rg      s    
rg   c                       s.   e Zd Zd fdd	Zdd Zdd Z  ZS )	BuiltinLookupNc                    sb   t  |||\}}| jj }| jjj|d}|j||| }|j| j	|| }|t
|fS )N)r2   )superrB   r   r(   Zget_internal_typedb_typeopsZfield_cast_sqlZlookup_castre   list)r   r1   r2   r   lhs_sqlr8   Zfield_internal_typerm   r[   r    r!   rB      s   zBuiltinLookup.process_lhsc                 C   sF   |  ||\}}| ||\}}|| | ||}d||f |fS Nz%s %s)rB   rD   r.   
get_rhs_op)r   r1   r2   rp   r8   rhs_sql
rhs_paramsr    r    r!   rC      s
   
zBuiltinLookup.as_sqlc                 C      |j | j | S r#   	operatorsre   r   r2   r   r    r    r!   rs         zBuiltinLookup.get_rhs_opr#   )rb   rc   rd   rB   rC   rs   __classcell__r    r    rq   r!   rk      s    	rk   c                   @      e Zd ZdZdZdd ZdS )FieldGetDbPrepValueMixinzZ
    Some lookups require Field.get_db_prep_value() to be called on their
    inputs.
    Fc                    sV   t | jjdd }t |dd p| jjjd| jr" fdd|D fS | ddgfS )NZtarget_fieldget_db_prep_valuer)   c                    s   g | ]	}| d dqS )Tpreparedr    ).0vr2   r~   r    r!   
<listcomp>   s    z?FieldGetDbPrepValueMixin.get_db_prep_lookup.<locals>.<listcomp>Tr   )rW   r   r(   r~   $get_db_prep_lookup_value_is_iterable)r   r$   r2   fieldr    r   r!   r/      s   z+FieldGetDbPrepValueMixin.get_db_prep_lookupN)rb   rc   rd   rj   r   r/   r    r    r    r!   r}      s    r}   c                       sB   e Zd ZdZdZdd Z fddZdd Zd fd
d	Z  Z	S ) FieldGetDbPrepValueIterableMixinzg
    Some lookups require Field.get_db_prep_value() to be called on each value
    in an iterable.
    Tc                 C   s^   t | jdr	| jS g }| jD ]}t |drn| jr't | jjdr'| jj|}|| q|S r?   )r   r   rA   r   r(   r@   r-   )r   Zprepared_values	rhs_valuer    r    r!   r      s   

z0FieldGetDbPrepValueIterableMixin.get_prep_lookupc                    s"   |   r
| ||S t ||S r#   )r:   r9   rl   rD   rM   rq   r    r!   rD      s   z,FieldGetDbPrepValueIterableMixin.process_rhsc                 C   s<   |g}t |dr||j}t |dr||\}}||fS )Nr*   rC   )r   r*   r+   r,   )r   r1   r2   r6   paramr8   r    r    r!   resolve_expression_parameter   s   

z=FieldGetDbPrepValueIterableMixin.resolve_expression_parameterNc                    sJ   t   |}t fddt| D  \}}tj|}|t|fS )Nc                 3   s$    | ]\}}  ||V  qd S r#   )r   )r   r6   r   r1   r2   r   r    r!   	<genexpr>
  s
    
zEFieldGetDbPrepValueIterableMixin.batch_process_rhs.<locals>.<genexpr>)rl   r9   zip	itertoolschainfrom_iterabletuple)r   r1   r2   r   Zpre_processedr6   r8   rq   r   r!   r9     s   z2FieldGetDbPrepValueIterableMixin.batch_process_rhsr#   )
rb   rc   rd   rj   r   r   rD   r   r9   r{   r    r    rq   r!   r      s    r   c                   @   s   e Zd ZdZdZdd ZdS )PostgresOperatorLookupz*Lookup defined by operators on PostgreSQL.Nc                 C   sD   |  ||\}}| ||\}}t|t| }d|| j|f |fS )Nz%s %s %s)rB   rD   r   postgres_operator)r   r1   r2   r   
lhs_paramsr   ru   r8   r    r    r!   as_postgresql  s   z$PostgresOperatorLookup.as_postgresql)rb   rc   rd   rj   r   r   r    r    r    r!   r     s    r   c                       s,   e Zd ZdZ fddZ fddZ  ZS )Exactexactc                    sZ   ddl m} t| j|r&| j r"| jjs!| j  | jdg ntdt	 
||S )Nr   r   pkzSThe QuerySet value for an exact lookup must be limited to one result using slicing.)r   r   r   r   Zhas_limit_onehas_select_fieldsclear_select_clause
add_fields
ValueErrorrl   rD   )r   r1   r2   r   rq   r    r!   rD   !  s   

zExact.process_rhsc                    s`   t | jtr)t| jddr)|j| jr)| ||\}}| jr!dnd}|| |fS t 	||S )NZconditionalFr)   zNOT %s)
r   r   boolrW   r   rn   Z0conditional_expression_supported_in_where_clauserB   rl   rC   )r   r1   r2   rp   r8   templaterq   r    r!   rC   /  s   
zExact.as_sql)rb   rc   rd   re   rD   rC   r{   r    r    rq   r!   r     s    r   c                       $   e Zd ZdZdZ fddZ  ZS )IExactZiexactFc                    s2   t  ||\}}|r|j|d |d< ||fS rh   )rl   rD   rn   Zprep_for_iexact_queryr   qnr2   r   r8   rq   r    r!   rD   C  s   zIExact.process_rhs)rb   rc   rd   re   rA   rD   r{   r    r    rq   r!   r   >      r   c                   @      e Zd ZdZdS )GreaterThangtNrb   rc   rd   re   r    r    r    r!   r   J      r   c                   @   r   )GreaterThanOrEqualZgteNr   r    r    r    r!   r   O  r   r   c                   @   r   )LessThanltNr   r    r    r    r!   r   T  r   r   c                   @   r   )LessThanOrEqualZlteNr   r    r    r    r!   r   Y  r   r   c                           e Zd ZdZ fddZ  ZS )IntegerFieldFloatRoundingz
    Allow floats to work as query values for IntegerField. Without this, the
    decimal portion of the float would always be discarded.
    c                    s$   t | jtrt| j| _t  S r#   )r   r   floatmathceilrl   r   r;   rq   r    r!   r   c  s   
z)IntegerFieldFloatRounding.get_prep_lookup)rb   rc   rd   rj   r   r{   r    r    rq   r!   r   ^      r   c                   @      e Zd ZdS )IntegerGreaterThanOrEqualNrb   rc   rd   r    r    r    r!   r   i      r   c                   @   r   )IntegerLessThanNr   r    r    r    r!   r   n  r   r   c                       s<   e Zd ZdZ fddZdd Z fddZdd	 Z  ZS )
Ininc                    s   t | jdd }|d ur||jkrtd|  rPzt| j}|d  W n ty5   dd | jD }Y nw |s:t| 	|||\}}dd
| d }||fS t | jdd	sc| j  | jd
g t ||S )N_dbzvSubqueries aren't allowed across different databases. Force the inner query to be evaluated using `list(inner_query)`.c                 S   s   g | ]}|d ur|qS r#   r    )r   rr    r    r!   r     s    z"In.process_rhs.<locals>.<listcomp>(, )r   Tr   )rW   r   rJ   r   r:   r   discard	TypeErrorr   r9   joinr   r   rl   rD   )r   r1   r2   Zdb_rhsr   r3   r4   placeholderrq   r    r!   rD   w  s*   

zIn.process_rhsc                 C   s   d| S )NzIN %sr    ry   r    r    r!   rs        zIn.get_rhs_opc                    s>   |j  }|  r|rt| j|kr| ||S t ||S r#   )rn   max_in_list_sizer:   r0   r   split_parameter_list_as_sqlrl   rC   )r   r1   r2   r   rq   r    r!   rC     s   
z	In.as_sqlc                 C   s   |j  }| ||\}}| ||\}}dg}g }	tdt||D ];}
|
dkr-|d |d|  |	| ||
|
|  }||
|
|  }d|}|| |d |	| q"|d d||	fS )Nr   r   z OR z%s IN (r   r    )	rn   r   rB   r9   ranger0   r-   r.   r   )r   r1   r2   r   r   r   r   ru   Zin_clause_elementsr8   offsetr3   r4   Zparam_groupr    r    r!   r     s$   






zIn.split_parameter_list_as_sql)	rb   rc   rd   re   rD   rs   rC   r   r{   r    r    rq   r!   r   s  s    r   c                       s0   e Zd ZdZdZ fddZ fddZ  ZS )PatternLookupz%%%s%%Fc                    s>   t | jds	| jr|j| j |j}||S t ||S rE   )	r   r   r   Zpattern_opsre   formatZpattern_escrl   rs   )r   r2   r   patternrq   r    r!   rs     s   

zPatternLookup.get_rhs_opc                    sF   t  ||\}}|  r|r| js| j|j|d  |d< ||fS rh   )rl   rD   r:   r   param_patternrn   Zprep_for_like_queryr   rq   r    r!   rD     s   zPatternLookup.process_rhs)rb   rc   rd   r   rA   rs   rD   r{   r    r    rq   r!   r     s
    r   c                   @   r   )ContainscontainsNr   r    r    r    r!   r     r   r   c                   @   r   )	IContainsZ	icontainsNr   r    r    r    r!   r     r   r   c                   @      e Zd ZdZdZdS )
StartsWith
startswithz%s%%Nrb   rc   rd   re   r   r    r    r    r!   r         r   c                   @   r   )IStartsWithZistartswithNr   r    r    r    r!   r     r   r   c                   @   r   )EndsWithendswithz%%%sNr   r    r    r    r!   r     r   r   c                   @   r   )	IEndsWithZ	iendswithNr   r    r    r    r!   r     r   r   c                   @   s   e Zd ZdZdd ZdS )Ranger   c                 C   s   d|d |d f S )NBETWEEN %s AND %sr   r=   r    ry   r    r    r!   rs     s   zRange.get_rhs_opN)rb   rc   rd   re   rs   r    r    r    r!   r     s    r   c                   @   r|   )IsNullZisnullFc                 C   sF   t | jtstdt || j\}}| jrd| |fS d| |fS )NzXUsing a non-boolean value for an isnull lookup is deprecated, use True or False instead.z
%s IS NULLz%s IS NOT NULL)r   r   r   warningswarnr   r,   r   )r   r1   r2   r6   r8   r    r    r!   rC     s   zIsNull.as_sqlN)rb   rc   rd   re   rA   rC   r    r    r    r!   r     s    r   c                       r   )RegexregexFc                    s\   | j |jv rt ||S | ||\}}| ||\}}|j| j }|||f || fS r#   )re   rx   rl   rC   rB   rD   rn   Zregex_lookup)r   r1   r2   r   r   r   ru   Zsql_templaterq   r    r!   rC     s   zRegex.as_sql)rb   rc   rd   re   rA   rC   r{   r    r    rq   r!   r     r   r   c                   @   r   )IRegexZiregexNr   r    r    r    r!   r     r   r   c                       s4   e Zd Zdd Z fddZdd Zdd Z  ZS )	
YearLookupc                 C   s4   | j j j}t|tr|j|}|S |j|}|S r#   )r   r(   r   r
   rn   Z%year_lookup_bounds_for_datetime_fieldZ!year_lookup_bounds_for_date_field)r   r2   yearr(   Zboundsr    r    r!   year_lookup_bounds%  s   

zYearLookup.year_lookup_boundsc           	         s|   |   r7| ||| jj\}}| ||\}}| ||}| || j\}}|| || d||f |fS t	 
||S rr   )r:   rB   r   rD   get_direct_rhs_sqlr   r   r.   get_bound_paramsrl   rC   )	r   r1   r2   rp   r8   rt   r7   startfinishrq   r    r!   rC   -  s   zYearLookup.as_sqlc                 C   rv   r#   rw   ry   r    r    r!   r   ;  rz   zYearLookup.get_direct_rhs_sqlc                 C   s   t d)NzAsubclasses of YearLookup must provide a get_bound_params() methodrL   r   r   r   r    r    r!   r   >  s   zYearLookup.get_bound_params)rb   rc   rd   r   rC   r   r   r{   r    r    rq   r!   r   $  s
    r   c                   @   s   e Zd Zdd Zdd ZdS )	YearExactc                 C   s   dS )Nr   r    ry   r    r    r!   r   E  rN   zYearExact.get_direct_rhs_sqlc                 C   s   ||fS r#   r    r   r    r    r!   r   H  r   zYearExact.get_bound_paramsN)rb   rc   rd   r   r   r    r    r    r!   r   D  s    r   c                   @      e Zd Zdd ZdS )YearGtc                 C      |fS r#   r    r   r    r    r!   r   M     zYearGt.get_bound_paramsNrb   rc   rd   r   r    r    r    r!   r   L      r   c                   @   r   )YearGtec                 C      |fS r#   r    r   r    r    r!   r   R  r   zYearGte.get_bound_paramsNr   r    r    r    r!   r   Q  r   r   c                   @   r   )YearLtc                 C   r   r#   r    r   r    r    r!   r   W  r   zYearLt.get_bound_paramsNr   r    r    r    r!   r   V  r   r   c                   @   r   )YearLtec                 C   r   r#   r    r   r    r    r!   r   \  r   zYearLte.get_bound_paramsNr   r    r    r    r!   r   [  r   r   c                       r   )UUIDTextMixinzs
    Strip hyphens from a value when filtering a UUIDField on backends without
    a native datatype for UUID.
    c                    s`   |j js#ddlm} |  rt| j| _|| jtdtdt d| _t 	||\}}||fS )Nr   )Replace-r   r'   )
featuresZhas_native_uuid_fieldZdjango.db.models.functionsr   r:   r   r   r	   rl   rD   )r   r   r2   r   r   r8   rq   r    r!   rD   e  s   zUUIDTextMixin.process_rhs)rb   rc   rd   rj   rD   r{   r    r    rq   r!   r   `  r   r   c                   @   r   )
UUIDIExactNr   r    r    r    r!   r   o  r   r   c                   @   r   )UUIDContainsNr   r    r    r    r!   r   t  r   r   c                   @   r   )UUIDIContainsNr   r    r    r    r!   r   y  r   r   c                   @   r   )UUIDStartsWithNr   r    r    r    r!   r   ~  r   r   c                   @   r   )UUIDIStartsWithNr   r    r    r    r!   r     r   r   c                   @   r   )UUIDEndsWithNr   r    r    r    r!   r     r   r   c                   @   r   )UUIDIEndsWithNr   r    r    r    r!   r     r   r   )Fr   r   r   r   Zdjango.core.exceptionsr   Zdjango.db.models.expressionsr   r   r   r   r   Zdjango.db.models.fieldsr	   r
   r   r   r   Zdjango.db.models.query_utilsr   Zdjango.utils.datastructuresr   Zdjango.utils.deprecationr   Zdjango.utils.functionalr   Zdjango.utils.hashabler   r   rg   rk   r}   r   r   Zregister_lookupr   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r    r    r    r!   <module>   s     3 A 