B
    CVvgã,  ã               @   s  d dl mZ d dlmZ d dlmZ d dlmZmZm	Z	 d dl
mZ d dlmZ G dd„ de	ƒZG d	d
„ d
eƒZejG dd„ deƒƒZejG dd„ deƒƒZejG dd„ deƒƒZejG dd„ deƒƒZejG dd„ deƒƒZejG dd„ deƒƒZejG dd„ deƒƒZejG dd„ deƒƒZejG dd„ deƒƒZe ed¡ ejG dd„ deƒƒZejG d d!„ d!eƒƒZejG d"d#„ d#eƒƒZejG d$d%„ d%eƒƒZejG d&d'„ d'eƒƒZejG d(d)„ d)eƒƒZejG d*d+„ d+eƒƒZ ejG d,d-„ d-eƒƒZ!ejG d.d/„ d/eƒƒZ"ejG d0d1„ d1eƒƒZ#ejG d2d3„ d3eƒƒZ$ejG d4d5„ d5eƒƒZ%ejG d6d7„ d7eƒƒZ&ejG d8d9„ d9eƒƒZ'ejG d:d;„ d;eƒƒZ(G d<d=„ d=eƒZ)ejG d>d?„ d?e)ƒƒZ*G d@dA„ dAe)ƒZ+ejG dBdC„ dCe+ƒƒZ,ejG dDdE„ dEe+ƒƒZ-ejG dFdG„ dGe+ƒƒZ.ejG dHdI„ dIe+ƒƒZ/dJS )Ké    )ÚBaseSpatialField)ÚDistance)ÚNotSupportedError)Ú
ExpressionÚLookupÚ	Transform)ÚQuery)Ú_lazy_re_compilec               @   s   e Zd Zdd„ ZdS )ÚRasterBandTransformc             C   s   |  | j¡S )N)ÚcompileÚlhs)ÚselfÚcompilerÚ
connection© r   úH/tmp/pip-install-o3oxmrkh/Django/django/contrib/gis/db/models/lookups.pyÚas_sql
   s    zRasterBandTransform.as_sqlN)Ú__name__Ú
__module__Ú__qualname__r   r   r   r   r   r
   	   s   r
   c                   sf   e Zd ZdZdZdZdZdZ‡ fdd„Zdd„ Z	ddd„Z
d	d
„ Z‡ fdd„Zdd„ Zdd„ Z‡  ZS )Ú	GISLookupNFc                s>   t |ttfƒr|n|g^}| _tƒ  ||¡ i | _|  ¡  d S )N)Ú
isinstanceÚlistÚtupleÚ
rhs_paramsÚsuperÚ__init__Útemplate_paramsÚprocess_rhs_params)r   r   Úrhs)Ú	__class__r   r   r      s    zGISLookup.__init__c             C   sf   | j rJt| j ƒ| jdkrdndkr,|  ¡  qbt| j ƒdkrbtd| j ƒ‚nt| jtƒrb| jdd� d S )NÚrelateé   é   zTuple too long for lookup %s.T)Úonly_lhs)r   ÚlenÚlookup_nameÚprocess_band_indicesÚ
ValueErrorr   r   r
   )r   r   r   r   r      s    
zGISLookup.process_rhs_paramsc             C   sP   |rd| _ | jjd | _dS t| jtƒr8| jjd | _nd| _| j^| _ | _dS )z
        Extract the lhs band index from the band transform class and the rhs
        band index from the input tuple.
        r#   N)Úband_rhsr   Z
band_indexÚband_lhsr   r
   r   )r   r$   r   r   r   r'   %   s    zGISLookup.process_band_indicesc             C   s   d|j  |¡gfS )Nz%s)ÚopsZAdapter)r   Úvaluer   r   r   r   Úget_db_prep_lookup8   s    zGISLookup.get_db_prep_lookupc                sj   t | jtƒrtƒ  ||¡S t | jtƒr6| j |j¡| _tƒ  ||¡\}}|j 	| j
j| j|¡}|| |fS )N)r   r   r   r   Úprocess_rhsr   Úresolve_expressionÚqueryr+   Zget_geom_placeholderr   Úoutput_field)r   r   r   r   r   Úplaceholder)r    r   r   r.   <   s    zGISLookup.process_rhsc             C   s   |j j| j S )N)r+   Úgis_operatorsr&   )r   r   r   r   r   r   Ú
get_rhs_opF   s    zGISLookup.get_rhs_opc       
      C   sV   |   ||¡\}}|  ||¡\}}||˜}||ddœ| j–}|  ||¡}	|	 || ||¡S )Nz%s)r   r   r,   )Zprocess_lhsr.   r   r4   r   )
r   r   r   Zlhs_sqlZ
lhs_paramsÚrhs_sqlr   Z
sql_paramsr   Zrhs_opr   r   r   r   L   s    zGISLookup.as_sql)F)r   r   r   Úsql_templateZtransform_funcÚdistancer)   r*   r   r   r'   r-   r.   r4   r   Ú__classcell__r   r   )r    r   r      s   


r   c               @   s   e Zd ZdZdZdS )ÚOverlapsLeftLookupzy
    The overlaps_left operator returns true if A's bounding box overlaps or is to the
    left of B's bounding box.
    Zoverlaps_leftN)r   r   r   Ú__doc__r&   r   r   r   r   r9   Z   s   r9   c               @   s   e Zd ZdZdZdS )ÚOverlapsRightLookupz}
    The 'overlaps_right' operator returns true if A's bounding box overlaps or is to the
    right of B's bounding box.
    Zoverlaps_rightN)r   r   r   r:   r&   r   r   r   r   r;   c   s   r;   c               @   s   e Zd ZdZdZdS )ÚOverlapsBelowLookupzs
    The 'overlaps_below' operator returns true if A's bounding box overlaps or is below
    B's bounding box.
    Zoverlaps_belowN)r   r   r   r:   r&   r   r   r   r   r<   l   s   r<   c               @   s   e Zd ZdZdZdS )ÚOverlapsAboveLookupzs
    The 'overlaps_above' operator returns true if A's bounding box overlaps or is above
    B's bounding box.
    Zoverlaps_aboveN)r   r   r   r:   r&   r   r   r   r   r=   u   s   r=   c               @   s   e Zd ZdZdZdS )Ú
LeftLookupzo
    The 'left' operator returns true if A's bounding box is strictly to the left
    of B's bounding box.
    ÚleftN)r   r   r   r:   r&   r   r   r   r   r>   ~   s   r>   c               @   s   e Zd ZdZdZdS )ÚRightLookupzq
    The 'right' operator returns true if A's bounding box is strictly to the right
    of B's bounding box.
    ÚrightN)r   r   r   r:   r&   r   r   r   r   r@   ‡   s   r@   c               @   s   e Zd ZdZdZdS )ÚStrictlyBelowLookupzp
    The 'strictly_below' operator returns true if A's bounding box is strictly below B's
    bounding box.
    Zstrictly_belowN)r   r   r   r:   r&   r   r   r   r   rB   �   s   rB   c               @   s   e Zd ZdZdZdS )ÚStrictlyAboveLookupzp
    The 'strictly_above' operator returns true if A's bounding box is strictly above B's
    bounding box.
    Zstrictly_aboveN)r   r   r   r:   r&   r   r   r   r   rC   ™   s   rC   c               @   s   e Zd ZdZdZdS )ÚSameAsLookupzÃ
    The "~=" operator is the "same as" operator. It tests actual geometric
    equality of two features. So if A and B are the same feature,
    vertex-by-vertex, the operator returns true.
    Zsame_asN)r   r   r   r:   r&   r   r   r   r   rD   ¢   s   rD   Úexactc               @   s   e Zd ZdZdZdS )ÚBBContainsLookupzq
    The 'bbcontains' operator returns true if A's bounding box completely contains
    by B's bounding box.
    Z
bbcontainsN)r   r   r   r:   r&   r   r   r   r   rF   ¯   s   rF   c               @   s   e Zd ZdZdZdS )ÚBBOverlapsLookupz_
    The 'bboverlaps' operator returns true if A's bounding box overlaps B's bounding box.
    Z
bboverlapsN)r   r   r   r:   r&   r   r   r   r   rG   ¸   s   rG   c               @   s   e Zd ZdZdZdS )ÚContainedLookupzt
    The 'contained' operator returns true if A's bounding box is completely contained
    by B's bounding box.
    Z	containedN)r   r   r   r:   r&   r   r   r   r   rH   À   s   rH   c               @   s   e Zd ZdZdS )ÚContainsLookupÚcontainsN)r   r   r   r&   r   r   r   r   rI   Í   s   rI   c               @   s   e Zd ZdZdS )ÚContainsProperlyLookupZcontains_properlyN)r   r   r   r&   r   r   r   r   rK   Ò   s   rK   c               @   s   e Zd ZdZdS )ÚCoveredByLookupZ	coveredbyN)r   r   r   r&   r   r   r   r   rL   ×   s   rL   c               @   s   e Zd ZdZdS )ÚCoversLookupZcoversN)r   r   r   r&   r   r   r   r   rM   Ü   s   rM   c               @   s   e Zd ZdZdS )ÚCrossesLookupZcrossesN)r   r   r   r&   r   r   r   r   rN   á   s   rN   c               @   s   e Zd ZdZdS )ÚDisjointLookupZdisjointN)r   r   r   r&   r   r   r   r   rO   æ   s   rO   c               @   s   e Zd ZdZdS )ÚEqualsLookupÚequalsN)r   r   r   r&   r   r   r   r   rP   ë   s   rP   c               @   s   e Zd ZdZdS )ÚIntersectsLookupZ
intersectsN)r   r   r   r&   r   r   r   r   rR   ð   s   rR   c               @   s   e Zd ZdZdS )ÚOverlapsLookupÚoverlapsN)r   r   r   r&   r   r   r   r   rS   õ   s   rS   c                   s,   e Zd ZdZdZedƒZ‡ fdd„Z‡  ZS )ÚRelateLookupr!   z%(func)s(%(lhs)s, %(rhs)s, %%s)z^[012TF\*]{9}$c                sp   | j d }|jj| j }t|dƒr.| |¡ n"t|tƒrD| j 	|¡sPt
d| ƒ‚tƒ  ||¡\}}|||g fS )Nr   Úcheck_relate_argumentz)Invalid intersection matrix pattern "%s".)r   r+   r3   r&   ÚhasattrrV   r   ÚstrÚpattern_regexÚmatchr(   r   r.   )r   r   r   ÚpatternZ
backend_opÚsqlÚparams)r    r   r   r.      s    

zRelateLookup.process_rhs)	r   r   r   r&   r6   r	   rY   r.   r8   r   r   )r    r   rU   ú   s   rU   c               @   s   e Zd ZdZdS )ÚTouchesLookupZtouchesN)r   r   r   r&   r   r   r   r   r^     s   r^   c               @   s   e Zd ZdZdS )ÚWithinLookupZwithinN)r   r   r   r&   r   r   r   r   r_     s   r_   c               @   s$   e Zd ZdZdZdd„ Zdd„ ZdS )ÚDistanceLookupBaseTz+%(func)s(%(lhs)s, %(rhs)s) %(op)s %(value)sc             C   sx   dt | jƒ  krdks,n td| j ƒ‚n$t | jƒdkrP| jd dkrPtdƒ‚t | jƒdkrt| jd dkrt|  ¡  d S )Nr#   é   z22, 3, or 4-element tuple required for '%s' lookup.r"   ÚspheroidzHFor 4-element tuples the last argument must be the 'spheroid' directive.)r%   r   r(   r&   r'   )r   r   r   r   r     s    z%DistanceLookupBase.process_rhs_paramsc             C   sB   | j d }t|dƒr&| | |j¡¡S d|j | jj| j | j	¡fS )Nr   r/   z%s)
r   rW   r   r/   r0   r+   Zget_distancer   r1   r&   )r   r   r   Ú
dist_paramr   r   r   Úprocess_distance$  s    
z#DistanceLookupBase.process_distanceN)r   r   r   r7   r6   r   rd   r   r   r   r   r`     s   
r`   c                   s0   e Zd ZdZdZ‡ fdd„Z‡ fdd„Z‡  ZS )ÚDWithinLookupZdwithinz%%(func)s(%(lhs)s, %(rhs)s, %(value)s)c                s<   | j d }|jjs.t|dƒr.t|tƒs.tdƒ‚tƒ  ||¡S )Nr   r/   zXThis backend does not support expressions for specifying distance in the dwithin lookup.)	r   ÚfeaturesZsupports_dwithin_distance_exprrW   r   r   r   r   rd   )r   r   r   rc   )r    r   r   rd   2  s    


zDWithinLookup.process_distancec                s8   |   ||¡\}}|| jd< tƒ  ||¡\}}||| fS )Nr,   )rd   r   r   r.   )r   r   r   Údist_sqlÚdist_paramsr5   r]   )r    r   r   r.   ?  s    
zDWithinLookup.process_rhs)r   r   r   r&   r6   rd   r.   r8   r   r   )r    r   re   -  s   re   c               @   s   e Zd Zdd„ ZdS )ÚDistanceLookupFromFunctionc       	      C   sv   t | jƒdkr| jd dkpd }|jj| j| j|d�}| | |j¡¡\}}|  	||¡\}}d|| j
|dœ || fS )Nr"   éÿÿÿÿrb   )rb   z%(func)s %(op)s %(dist)s)ÚfuncÚopÚdist)r%   r   r+   Zdistance_expr_for_lookupr   r   r   r/   r0   rd   rl   )	r   r   r   rb   Zdistance_exprr\   r]   rg   rh   r   r   r   r   G  s     z!DistanceLookupFromFunction.as_sqlN)r   r   r   r   r   r   r   r   ri   F  s   ri   c               @   s   e Zd ZdZdZdS )ÚDistanceGTLookupZdistance_gtú>N)r   r   r   r&   rl   r   r   r   r   rn   R  s   rn   c               @   s   e Zd ZdZdZdS )ÚDistanceGTELookupZdistance_gtez>=N)r   r   r   r&   rl   r   r   r   r   rp   X  s   rp   c               @   s   e Zd ZdZdZdS )ÚDistanceLTLookupZdistance_ltú<N)r   r   r   r&   rl   r   r   r   r   rq   ^  s   rq   c               @   s   e Zd ZdZdZdS )ÚDistanceLTELookupZdistance_ltez<=N)r   r   r   r&   rl   r   r   r   r   rs   d  s   rs   N)0Z#django.contrib.gis.db.models.fieldsr   Zdjango.contrib.gis.measurer   Z	django.dbr   Zdjango.db.modelsr   r   r   Zdjango.db.models.sql.queryr   Zdjango.utils.regex_helperr	   r
   r   Zregister_lookupr9   r;   r<   r=   r>   r@   rB   rC   rD   rF   rG   rH   rI   rK   rL   rM   rN   rO   rP   rR   rS   rU   r^   r_   r`   re   ri   rn   rp   rq   rs   r   r   r   r   Ú<module>   sˆ   L	