OwlCyberSecurity - MANAGER
Edit File: library.cpython-39.pyc
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The filter, simple_tag, and inclusion_tag methods provide a convenient way to register callables as tags. c C s i | _ i | _d S �N)�filters�tags)�selfr r r �__init__ s zLibrary.__init__Nc s~ � d u r|d u r�j S � d urL|d u rLt� �r8�� � �S � �fdd�}|S n.� d urj|d urj|�j� < |S td� |f ��d S )Nc s �� � | �S r )�tag��func��namer r r �dec& s zLibrary.tag.<locals>.decz.Unsupported arguments to Library.tag: (%r, %r))� tag_function�callabler � ValueError)r r Zcompile_functionr r r r r s ��z Library.tagc C s || j |j< |S r )r r )r r r r r r 4 s zLibrary.tag_functionc s� �du r"|du r"� �fdd�}|S �durb|du rbt ��rL�j�fi � ��S � ��fdd�}|S nj�dur�|dur�|�j�< dD ]0}|� v r�� | }t|||� tt|�||� q��|_|S td�|f ��dS )z� Register a callable as a template filter. 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Example: @register.simple_tag def hello(*args, **kwargs): return 'world' c sX t t���\���� ��}�p"�j�t��� ������ ��f dd��}� ��|� �S )Nc sn |� � dd � }d }t|�dkr@|d dkr@|d }|d d� }t| |���� ����� \}}t��|||�S )Nr � ����as���)�split_contents�len� parse_bits� SimpleNode)�parser�token�bits� target_var�args�kwargs) �defaultsr � function_name�kwonly�kwonly_defaults�params� takes_context�varargs�varkwr r � compile_func{ s$ � z5Library.simple_tag.<locals>.dec.<locals>.compile_func�r r r r r �r �_r@ �r r r= �r8 r r9 r: r; r< r> r? r r o s � z Library.simple_tag.<locals>.decNz(Invalid arguments provided to simple_tag)r r! )r r r= r r r rD r � simple_tagf s $zLibrary.simple_tagc s � ���fdd�}|S )z� Register a callable as an inclusion tag: @register.inclusion_tag('results.html') def show_results(poll): choices = poll.choice_set.all() return {'choices': choices} c sZ t t���\���� ��}� p"�j�t��� ������� ��f dd��}� ��|� �S )Nc s> |� � dd � }t| |��� � ����� \}}t��||��S )Nr )r. r0 � InclusionNode)r2 r3 r4 r6 r7 ) r8 �filenamer r9 r: r; r< r= r> r? r r r@ � s( � �z8Library.inclusion_tag.<locals>.dec.<locals>.compile_funcrA rB �rH r r r= rE r r � s � z"Library.inclusion_tag.<locals>.decr )r rH r r= r r r rI r � inclusion_tag� s &zLibrary.inclusion_tag)NN)NN)NNN)NNN) r r r �__doc__r r r r$ r" rF rJ r r r r r s + 6r c @ s e Zd ZdZdd� Zdd� ZdS )� TagHelperNodez� Base class for tag helper nodes such as SimpleNode and InclusionNode. Manages the positional and keyword arguments to be passed to the decorated function. c C s || _ || _|| _|| _d S r )r r= r6 r7 )r r r= r6 r7 r r r r � s zTagHelperNode.__init__c sD � fdd�| j D �}| jr$� g| }� fdd�| j�� D �}||fS )Nc s g | ]}|� � ��qS r ��resolve)�.0�var��contextr r � <listcomp>� � z8TagHelperNode.get_resolved_arguments.<locals>.<listcomp>c s i | ]\}}||� � ��qS r rM )rO �k�vrQ r r � <dictcomp>� rT z8TagHelperNode.get_resolved_arguments.<locals>.<dictcomp>)r6 r= r7 �items)r rR � resolved_args�resolved_kwargsr rQ r �get_resolved_arguments� s z$TagHelperNode.get_resolved_argumentsN)r r r rK r r[ r r r r rL � s rL c s( e Zd ZdZ� fdd�Zdd� Z� ZS )r1 r c s t � �||||� || _d S r )�superr r5 )r r r= r6 r7 r5 �� __class__r r r � s zSimpleNode.__init__c C sH | � |�\}}| j|i |��}| jd ur6||| j< dS |jrDt|�}|S )N� )r[ r r5 Z autoescaper )r rR rY rZ �outputr r r �render� s zSimpleNode.render)r r r Zchild_nodelistsr ra � __classcell__r r r] r r1 � s r1 c s$ e Zd Z� fdd�Zdd� Z� ZS )rG c s t � �||||� || _d S r )r\ r rH )r r r= r6 r7 rH r] r r r � s zInclusionNode.__init__c C s� | � |�\}}| j|i |��}|j�| �}|du r�t| jt�rF| j}nVtt| jdd�t�rd| jj}n8t| jt �s�t | j�r�|jj � | j�}n|jj � | j�}||j| < |�|�}|�d�}|dur�||d< |�|�S )z� Render the specified template and context. Cache the template object in render_context to avoid reparsing and loading when used in a for loop. N�template� csrf_token)r[ r Zrender_context�get� isinstancerH r �getattrrc �strr ZengineZselect_templateZ get_template�newra )r rR rY rZ �_dict�tZ new_contextrd r r r ra � s" zInclusionNode.render)r r r r ra rb r r r] r rG � s rG c s� |r.|r"|d dkr"|dd� }n t d| ��g } i } t|�} � fdd�|D �} |D ]�}t|g| �}|r�|�� \}}||vr�||vr�|du r�t d| |f ��nL|| v r�t d | |f ��n2|| t|�< || v r�| �|� n|| v r�| �|� qT| r�t d | ��qT| �| �|�� z| �d� W qT t �yF |du �rBt d | ��Y qT0 qT|du�rf| dt |� � } | �sr| �r�t d | d � dd� | | D ��f ��| | fS )z� Parse bits for template tag helpers simple_tag and inclusion_tag, in particular by detecting syntax errors and by extracting positional and keyword arguments. r rR r NzW'%s' is decorated with takes_context=True so it must have a first argument of 'context'c s g | ]}� r|� vr|�qS r r )rO �kwarg�r; r r rS 5 s z parse_bits.<locals>.<listcomp>z.'%s' received unexpected keyword argument '%s'z7'%s' received multiple values for keyword argument '%s'zH'%s' received some positional argument(s) after some keyword argument(s)z+'%s' received too many positional argumentsz5'%s' did not receive value(s) for the argument(s): %sz, c s s | ]}d | V qdS )z'%s'Nr )rO �pr r r � <genexpr>l rT z parse_bits.<locals>.<genexpr>) r �listr �popitemrh �remove�appendZcompile_filter�pop� IndexErrorr/ �join)r2 r4 r< r> r? r8 r: r; r= r r6 r7 Zunhandled_paramsZunhandled_kwargs�bitrl �paramr) r rm r r0 sp �� � ��� �� � ��r0 c C sn z t | �}W n4 ty@ } z td| |f ��W Y d}~n d}~0 0 z|jW S tyh td| ��Y n0 dS )z; Load a Library object from a template tag module. zSInvalid template library specified. ImportError raised when trying to load '%s': %sNz4Module %s does not have a variable named 'register')r � ImportErrorr �register�AttributeError)r �module�er r r �import_libraryq s �� �r~ N)� functoolsr � importlibr �inspectr r Zdjango.utils.htmlr Zdjango.utils.itercompatr �baser r r � exceptionsr � Exceptionr r rL r1 rG r0 r~ r r r r �<module> s @#X