o
    JAf                     @   s  d Z ddlmZmZmZ ddlmZmZmZ ddlm	Z	 ddl
mZmZ ddlmZ ejZejZejZejjZejjZejjZejjZe Zeddedd	edd
eddeddeddeddeddeddd	ZG dd deZdd Zdd ZG dd dZeeefZ G dd deZ!G dd deZ"G dd de"Z#G d d! d!e"Z$d"Z%d#e% Z&G d$d% d%eZ'G d&d' d'Z(G d(d) d)e(eZ)G d*d+ d+e(e'Z*G d,d- d-e+Z,G d.d/ d/eZ-d;d1d2Z.d;d3d4Z/d;d5d6Z0d;d7d8Z1d9d: Z2dS )<zFacility to use the Expat parser to load a minidom instance
from a string or file.

This avoids all the overhead of SAX and pulldom to gain performance.
    )
xmlbuilderminidomNode)EMPTY_NAMESPACEEMPTY_PREFIXXMLNS_NAMESPACE)expat)_append_child_set_attribute_node)
NodeFilterNZcdataenumerationentityentitiesidZidrefZidrefsZnmtokenZnmtokens)	ZCDATAENUMZENTITYZENTITIESIDZIDREFZIDREFSZNMTOKENZNMTOKENSc                   @   sZ   e Zd ZdZdddZdd Zdd Zd	d
 Zdd Zdd Z	dd Z
dd Zdd ZdS )ElementInfo
_attr_info_modeltagNameNc                 C   s   || _ g | _|| _d S N)r   r   r   )selfr   model r   +/usr/lib/python3.10/xml/dom/expatbuilder.py__init__?   s   
zElementInfo.__init__c                 C   s   | j | j| jfS r   r   r   r   r   r   __getstate__D      zElementInfo.__getstate__c                 C   s   |\| _ | _| _d S r   r   )r   stater   r   r   __setstate__G   s   zElementInfo.__setstate__c                 C   sN   | j D ] }|d |kr#|d }|d dkrtd   S t|d    S qtjS )N   r   (r   )r   _typeinfo_mapr   _no_type)r   anameinfotr   r   r   getAttributeTypeJ   s   
zElementInfo.getAttributeTypec                 C   s   t jS r   )r   r&   )r   namespaceURI	localNamer   r   r   getAttributeTypeNST      zElementInfo.getAttributeTypeNSc                 C   s(   | j r| j d }|tjjtjjfvS dS Nr   F)r   r   r   ZXML_CTYPE_ANYZXML_CTYPE_MIXED)r   typer   r   r   isElementContentW   s   
zElementInfo.isElementContentc                 C   s   | j r| j d tjjkS dS r/   )r   r   r   ZXML_CTYPE_EMPTYr   r   r   r   isEmpty_   s   zElementInfo.isEmptyc                 C   s,   | j D ]}|d |kr|d dk  S qdS )Nr"   r#   r   F)r   )r   r'   r(   r   r   r   isIde   s
   
zElementInfo.isIdc                 C   s   |  ||fS r   )r3   )r   ZeuriZenameZaurir'   r   r   r   isIdNSk   s   zElementInfo.isIdNSr   )__name__
__module____qualname__	__slots__r   r   r!   r*   r-   r1   r2   r3   r4   r   r   r   r   r   <   s    

r   c                 C   s   |  ||S r   )_intern_setdefault)buildersr   r   r   _interno   s   r<   c                 C   s   d|v sJ | d}| j}t|dkr/|\}}}|||}d||f }|||}|||}nt|dkrC|\}}t}||| }}ntd| ||||||fS )N    z%s:%s   z4Unsupported syntax: spaces in URIs not supported: %r)splitr9   lenr   
ValueError)r:   namepartsinternuri	localnameprefixqnamer   r   r   _parse_ns_namer   s   



rJ   c                   @   s   e Zd ZdZd;ddZdd Zdd Zd	d
 Zdd Zdd Z	dd Z
dd Zdd Zdd Zdd Zdd Zdd Zdd Zdd  Zd!d" Zd#d$ Zd%d& Zd'd( Zd)d* Zd+d, Zd-d. Zd/d0 Zd1d2 Zd3d4 Zd5d6 Zd7d8 Zd9d: ZdS )<ExpatBuilderzPDocument builder that uses Expat to build a ParsedXML.DOM document
    instance.Nc                 C   sP   |d u rt  }|| _| jjd urt| jj| _nd | _t| _d | _| 	  d S r   )
r   ZOptions_optionsfilterFilterVisibilityController_filterr   _finish_start_element_parserreset)r   optionsr   r   r   r      s   zExpatBuilder.__init__c                 C   s   t  S )zCreate a new parser object.)r   ParserCreater   r   r   r   createParser   s   zExpatBuilder.createParserc                 C   sF   | j s |  | _ | j jj| _d| j _d| j _d| j _| | j  | j S )z7Return the parser object, creating a new one if needed.T)	rQ   rU   rE   
setdefaultr9   Zbuffer_textZordered_attributesZspecified_attributesinstallr   r   r   r   	getParser   s   
zExpatBuilder.getParserc                 C   s,   t tdd| _| j| _| jj| _d| _dS )z6Free all data structures used during DOM construction.NF)theDOMImplementationZcreateDocumentr   documentcurNode
_elem_info_cdatar   r   r   r   rR      s   

zExpatBuilder.resetc                 C   s   | j |_| j|_| j|_| j|_| jj	r| j
|_| j|_| jjr$| j|_| jjr5| j|_| j|_| j|_n| j|_| j|_| j|_| j|_| j|_ dS )z>Install the callbacks needed to build the DOM into the parser.N)!start_doctype_decl_handlerStartDoctypeDeclHandlerfirst_element_handlerStartElementHandlerend_element_handlerEndElementHandler
pi_handlerProcessingInstructionHandlerrL   r   entity_decl_handlerEntityDeclHandlernotation_decl_handlerNotationDeclHandlercommentscomment_handlerCommentHandlerZcdata_sectionsstart_cdata_section_handlerStartCdataSectionHandlerend_cdata_section_handlerEndCdataSectionHandlercharacter_data_handler_cdataCharacterDataHandlercharacter_data_handlerexternal_entity_ref_handlerExternalEntityRefHandlerxml_decl_handlerZXmlDeclHandlerelement_decl_handlerZElementDeclHandlerattlist_decl_handlerZAttlistDeclHandlerr   parserr   r   r   rW      s$   
zExpatBuilder.installc                 C   s   |   }d}z%	 |d}|sn||d |r!| jjr!| | d}q|dd W n	 ty4   Y nw | j}|   d| _|S )zIParse a document from a file object, returning the document
        node.Tr"   i @  F    N)	rX   readParserZ   documentElement_setup_subsetParseEscaperR   rQ   )r   filerz   Zfirst_bufferbufferdocr   r   r   	parseFile   s(   

zExpatBuilder.parseFilec                 C   sN   |   }z||d | | W n	 ty   Y nw | j}|   d| _|S )z<Parse a document from a string, returning the document node.TN)rX   r}   r   r   rZ   rR   rQ   )r   stringrz   r   r   r   r   parseString   s   zExpatBuilder.parseStringc                 C   s2   | j jrt }|| | }|| j j_dS dS )z/Load the internal subset if there might be one.N)rZ   doctypeInternalSubsetExtractorr   	getSubsetinternalSubset)r   r   Z	extractorsubsetr   r   r   r      s   
zExpatBuilder._setup_subsetc                 C   s   | j j|||}| j |_t| j | || j _| jr5| j|tkr5d | j _| j j	d= d }d | j
_d | j
_|rR|d urCg |j_g |j_d | j
_d | j
_| j| j
_d S d S N)rZ   implementationZcreateDocumentTypeownerDocumentr	   r   rO   
acceptNodeFILTER_REJECT
childNodesrQ   rg   ri   r   _seq	notationsrl   re   end_doctype_decl_handlerEndDoctypeDeclHandler)r   ZdoctypeNamesystemIdpublicIdhas_internal_subsetr   r   r   r   r^      s(   
z'ExpatBuilder.start_doctype_decl_handlerc                 C   s:   | j jr	| j| j_| j| j_| js| jst	| _
d S d S d S r   )rL   rj   rk   rQ   rl   rd   re   r\   rO   r   _finish_end_elementr   r   r   r   r     s   


z%ExpatBuilder.end_doctype_decl_handlerc                 C   sH   | j ||}t| j| | jr | j|tkr"| j| d S d S d S r   )rZ   ZcreateProcessingInstructionr	   r[   rO   r   r   removeChild)r   targetdatanoder   r   r   rd     s
   zExpatBuilder.pi_handlerc                 C   s   | j j}| jr$| jr|d jtkr|d | d S | j|}d| _n"|r;|d jt	kr;|d }|j
| }||_
d S t }||_
| j|_t| j | d S )Nr   T)r[   r   r]   _cdata_continuenodeTypeCDATA_SECTION_NODEZ
appendDatarZ   ZcreateCDATASection	TEXT_NODEr   r   Textr   r	   )r   r   r   r   valuer   r   r   rq     s"   
z)ExpatBuilder.character_data_handler_cdatac                 C   s^   | j j}|r|d jtkr|d }|j| |_d S t }|j| |_| j|_t	| j | d S r   )
r[   r   r   r   r   r   r   rZ   r   r	   )r   r   r   r   r   r   r   rs   &  s   z#ExpatBuilder.character_data_handlerc           
      C   s   |rd S | j js
d S | j||||}|d ur#| j|}	|j|	 | jjjj| | j	r@| j	
|tkrB| jjjjd= d S d S d S r   )rL   r   rZ   Z_create_entityZcreateTextNoder   appendr   r   rO   r   r   )
r   Z
entityNameZis_parameter_entityr   baser   r   notationNamer   childr   r   r   rf   1  s   
z ExpatBuilder.entity_decl_handlerc                 C   sR   | j |||}| j jjj| | jr%| j|tkr'| j jjjd= d S d S d S r   )	rZ   Z_create_notationr   r   r   r   rO   r   FILTER_ACCEPT)r   r   r   r   r   r   r   r   r   rh   C  s
   z"ExpatBuilder.notation_decl_handlerc                 C   sF   | j |}t| j| | jr| j|tkr!| j| d S d S d S r   )rZ   ZcreateCommentr	   r[   rO   r   r   r   )r   r   r   r   r   r   rk   I  s
   zExpatBuilder.comment_handlerc                 C   s   d| _ d| _d S )NTFr]   r   r   r   r   r   rm   O     
z(ExpatBuilder.start_cdata_section_handlerc                 C   s   d| _ d| _d S )NFr   r   r   r   r   ro   S  r   z&ExpatBuilder.end_cdata_section_handlerc                 C      dS Nr"   r   )r   contextr   r   r   r   r   r   rt   W     z(ExpatBuilder.external_entity_ref_handlerc                 C   s2   | j d u r| jst| _| j|  _| || d S r   )rO   r\   r   r   start_element_handlerrX   ra   )r   rC   
attributesr   r   r   r`   Z  s   z"ExpatBuilder.first_element_handlerc                 C   s   | j |}t| j| || _|r8tdt|dD ]}t|| td t	}||d  }||_
| j |_t|| q|| j jurE| | d S d S )Nr   r?   r"   )rZ   ZcreateElementr	   r[   rangerA   r   Attrr   r   r   r   r
   r~   rP   )r   rC   r   r   iar   r   r   r   r   `  s   z"ExpatBuilder.start_element_handlerc                 C   sn   | j r5|| jju rd S | j |}|tkrt|  n|tkr#t|  nd S |j| _	|j
| |  d S d S r   )rO   rZ   r~   startContainerr   RejecterFILTER_SKIPSkipper
parentNoder[   r   unlink)r   r   Zfiltr   r   r   rP   q  s   

z"ExpatBuilder._finish_start_elementc                 C   s   | j }|j| _ | | d S r   )r[   r   r   )r   rC   r[   r   r   r   rb     s   z ExpatBuilder.end_element_handlerc                 C   sd   | j |j}|r| || | jr.|| jju rd S | j|tkr0| j	
| |  d S d S d S r   )r\   getr   _handle_white_text_nodesrO   rZ   r~   r   r   r[   r   r   )r   r[   r(   r   r   r   r     s   z ExpatBuilder._finish_end_elementc                 C   sZ   | j js| s
d S g }|jD ]}|jtkr |j s || q|D ]}|	| q#d S r   )
rL   Zwhitespace_in_element_contentr1   r   r   r   r   stripr   r   )r   r   r(   Lr   r   r   r   r     s   

z%ExpatBuilder._handle_white_text_nodesc                 C   s@   | j |}|d u rt||| j |< d S |jd u sJ ||_d S r   )r\   r   r   r   )r   rC   r   r(   r   r   r   rw     s
   
z!ExpatBuilder.element_decl_handlerc              
   C   sF   | j |}|d u rt|}|| j |< |jd |d d |d||g d S Nr   )r\   r   r   r   r   )r   elemrC   r0   defaultrequiredr(   r   r   r   rx     s   
z!ExpatBuilder.attlist_decl_handlerc                 C   s8   || j _|| j _|dkr|rd| j _d S d| j _d S d S )Nr   TF)rZ   versionencoding
standalone)r   r   r   r   r   r   r   rv     s   zExpatBuilder.xml_decl_handlerr   ) r5   r6   r7   __doc__r   rU   rX   rR   rW   r   r   r   r^   r   rd   rq   rs   rf   rh   rk   rm   ro   rt   r`   r   rP   rb   r   r   rw   rx   rv   r   r   r   r   rK      s<    
rK   c                   @   s   e Zd ZdZdZdd Zdd Zdd Zej	e
jeje
jeje
jeje
jeje
jeje
jeje
jeje
jeje
jeje
jeje
jej e
j!iZ"d	S )
rN   zoWrapper around a DOMBuilderFilter which implements the checks
    to make the whatToShow filter attribute work.rM   c                 C   s
   || _ d S r   r   )r   rM   r   r   r   r     s   
z#FilterVisibilityController.__init__c                 C   sP   | j |j }| jj|@ r&| j|}|tkrt|tvr$tdt	| |S t
S )Nz)startContainer() returned illegal value: )_nodetype_maskr   rM   
whatToShowr   FILTER_INTERRUPTr   _ALLOWED_FILTER_RETURNSrB   reprr   )r   r   maskvalr   r   r   r     s   
z)FilterVisibilityController.startContainerc                 C   s   | j |j }| jj|@ r>| j|}|tkrt|tkr0|j}|j	d d  D ]}|
| q&tS |tvr<tdt| |S tS )Nz%acceptNode() returned illegal value: )r   r   rM   r   r   r   r   r   r   r   ZappendChildr   r   rB   r   r   )r   r   r   r   parentr   r   r   r   r     s    
z%FilterVisibilityController.acceptNodeN)#r5   r6   r7   r   r8   r   r   r   r   ZELEMENT_NODEr   ZSHOW_ELEMENTZATTRIBUTE_NODEZSHOW_ATTRIBUTEr   Z	SHOW_TEXTr   ZSHOW_CDATA_SECTIONZENTITY_REFERENCE_NODEZSHOW_ENTITY_REFERENCEZENTITY_NODEZSHOW_ENTITYZPROCESSING_INSTRUCTION_NODEZSHOW_PROCESSING_INSTRUCTIONZCOMMENT_NODEZSHOW_COMMENTDOCUMENT_NODEZSHOW_DOCUMENTZDOCUMENT_TYPE_NODEZSHOW_DOCUMENT_TYPEZDOCUMENT_FRAGMENT_NODEZSHOW_DOCUMENT_FRAGMENTZNOTATION_NODEZSHOW_NOTATIONr   r   r   r   r   rN     s&    rN   c                   @      e Zd ZdZdd ZdS )FilterCrutch)_builder_level
_old_start_old_endc                 C   s6   d| _ || _|j}|j| _|j| _| j|_| j|_d S r   )	r   r   rQ   ra   r   rc   r   r   rb   )r   r:   rz   r   r   r   r     s   zFilterCrutch.__init__N)r5   r6   r7   r8   r   r   r   r   r   r         r   c                   @   s(   e Zd ZdZdd Zdd Zdd ZdS )	r   r   c                 C   s,   t | | |j}dD ]}t||d  qd S )N)re   rl   rr   rn   rp   ru   )r   r   rQ   setattr)r   r:   rz   rC   r   r   r   r     s
   zRejecter.__init__c                 G   s   | j d | _ d S r   )r   r   argsr   r   r   r     r   zRejecter.start_element_handlerc                 G   sB   | j dkr| jj}| j| | j|_| j|_d S | j d | _ d S Nr   r"   )r   r   rQ   rW   r   ra   r   rc   )r   r   rz   r   r   r   rb      s   
zRejecter.end_element_handlerN)r5   r6   r7   r8   r   r   rb   r   r   r   r   r     s
    r   c                   @       e Zd ZdZdd Zdd ZdS )r   r   c                 G   s2   | j j}| j|  | j j|ur| jd | _d S d S r   )r   r[   r   r   )r   r   r   r   r   r   r   -  s
   
zSkipper.start_element_handlerc                 G   sF   | j dkr| j| jj_| j| jj_d | _d S | j d | _ | j|  d S r   )r   r   r   rQ   ra   r   rc   r   r   r   r   rb   3  s   

zSkipper.end_element_handlerN)r5   r6   r7   r8   r   rb   r   r   r   r   r   *  s    r   z8http://xml.python.org/entities/fragment-builder/internalz<!DOCTYPE wrapper
  %%s [
  <!ENTITY fragment-builder-internal
    SYSTEM "%s">
%%s
]>
<wrapper %%s
>&fragment-builder-internal;</wrapper>c                   @   sJ   e Zd ZdZdddZdd Zdd Zd	d
 Zdd Zdd Z	dd Z
dS )FragmentBuilderzBuilder which constructs document fragments given XML source
    text and a context node.

    The context node is expected to provide information about the
    namespace declarations which are in scope at the start of the
    fragment.
    Nc                 C   s6   |j tkr|| _|| _n|j| _|| _t| | d S r   )r   r   originalDocumentr   r   rK   r   )r   r   rS   r   r   r   r   [  s   
zFragmentBuilder.__init__c                 C   s   t |  d | _d S r   )rK   rR   fragmentr   r   r   r   rR   d  s   

zFragmentBuilder.resetc                 C   s   |  | S )zRParse a document fragment from a file object, returning the
        fragment node.)r   r|   r   r   r   r   r   r   h  s   zFragmentBuilder.parseFilec           	      C   s   || _ |  }| jj}d}|r+|jp|  }|jr"d|j|jf }n|jr*d|j }nd}|  }t	|||f }z|
|d W n   |    | j}|   |S )zMParse a document fragment from a string, returning the
        fragment node. zPUBLIC "%s" "%s"zSYSTEM "%s"T)_sourcerX   r   r   r   _getDeclarationsr   r   _getNSattrs_FRAGMENT_BUILDER_TEMPLATEr}   rR   r   )	r   r   rz   r   identr   ZnsattrsrZ   r   r   r   r   r   m  s0   

zFragmentBuilder.parseStringc                 C   s
  | j jj}d}|rt|jjD ])}|j|}|r|d }d||jf }|jr1d||j|j	f }qd||j	f }qt|j
jD ]C}|j
|}|rM|d }d||jf }|jrad||j|j	f }n|j	rld||j	f }nd	||jjf }|jr~d
||jf }|d }q?|S )zRe-create the internal subset from the DocumentType node.

        This is only needed if we don't already have the
        internalSubset as a string.
        r   z
  z%s<!NOTATION %sz!%s PUBLIC "%s"
             "%s">z%s SYSTEM "%s">z%s<!ENTITY %sz %s PUBLIC "%s"
             "%s"z%s SYSTEM "%s"z%s "%s"z%s NOTATION %s>)r   r   r   r   r   lengthitemnodeNamer   r   r   Z
firstChildr   r   )r   r   r;   r   Znotationr   r   r   r   r     s:   

z FragmentBuilder._getDeclarationsc                 C   r   )Nr   r   r   r   r   r   r     r   zFragmentBuilder._getNSattrsc                 C   s   |t kr<| j}| j}| j|}| j| _| j | _| j| _z|| j	d W || _|| _d | _	dS || _|| _d | _	w t
| ||||S )NTr   )$_FRAGMENT_BUILDER_INTERNAL_SYSTEM_IDrZ   r[   rQ   ZExternalEntityParserCreater   ZcreateDocumentFragmentr   r}   r   rK   rt   )r   r   r   r   r   Zold_documentZold_cur_noderz   r   r   r   rt     s&   
z+FragmentBuilder.external_entity_ref_handlerr   )r5   r6   r7   r   r   rR   r   r   r   r   rt   r   r   r   r   r   R  s    
	$r   c                   @   sB   e Zd ZdZdd Zdd Zdd Zdd	 Zd
d Z	 dd Z	dS )
Namespacesz7Mix-in class for builders; adds support for namespaces.c                 C   s
   g | _ d S r   )_ns_ordered_prefixesr   r   r   r   _initNamespaces  s   
zNamespaces._initNamespacesc                 C   s   t jdd}d|_|S )z'Create a new namespace-handling parser.r=   )Znamespace_separatorT)r   rT   Znamespace_prefixesry   r   r   r   rU     s   zNamespaces.createParserc                 C   s$   t | | | jjr| j|_dS dS )z.Insert the namespace-handlers onto the parser.N)rK   rW   rL   Znamespace_declarationsstart_namespace_decl_handlerZStartNamespaceDeclHandlerry   r   r   r   rW     s
   zNamespaces.installc                 C   s   | j ||f dS )z/Push this namespace declaration on our storage.N)r   r   )r   rH   rF   r   r   r   r     s   z'Namespaces.start_namespace_decl_handlerc                 C   s  d|v rt | |\}}}}nt}|}d }t}t||||}| j|_t| j| || _| j	r`| j	D ](\}}|rEt
t| d| t|d}nt
dtdt}||_| j|_t|| q1| j	d d = |r|  |j}	|j}
tdt|dD ]J}|| }||d  }d|v rt | |\}}}}t
||||}||	|< ||
||f< nt
|t|t}||	|< ||
t|f< | j|_||_||_qtd S d S )Nr=   xmlns:xmlnsr   r?   r"   )rJ   r   r   r   ZElementrZ   r   r	   r[   r   r   r<   r   r   r
   Z_ensure_attributes_attrs_attrsNSr   rA   ZownerElement)r   rC   r   rF   rG   rH   rI   r   r   r   r   r   r'   r   r   r   r   r     sZ   z Namespaces.start_element_handlerTc                 C   s   | j }d|v r$t| |\}}}}|j|kr|j|kr|j|ks#J dn|j|ks-J d|jtks6J d|j| _ | | d S )Nr=   z$element stack messed up! (namespace)z&element stack messed up - bad nodeNamez*element stack messed up - bad namespaceURI)	r[   rJ   r+   r,   rH   r   r   r   r   )r   rC   r[   rF   rG   rH   rI   r   r   r   rb     s    

zNamespaces.end_element_handlerN)
r5   r6   r7   r   r   rU   rW   r   r   rb   r   r   r   r   r     s    /r   c                   @   r   )ExpatBuilderNSz*Document builder that supports namespaces.c                 C      t |  |   d S r   )rK   rR   r   r   r   r   r   rR   )     
zExpatBuilderNS.resetN)r5   r6   r7   r   rR   r   r   r   r   r   &  r   r   c                   @   r   )FragmentBuilderNSz*Fragment builder that supports namespaces.c                 C   r   r   )r   rR   r   r   r   r   r   rR   1  r   zFragmentBuilderNS.resetc                 C   s   d}| j }g }|r@t|dr;|j D ]'\}}||v rq|| |r(d| }nd}|r4d|||f }qd||f }q|j}|s	|S )zNReturn string of namespace attributes from this element and
        ancestors.r   _ns_prefix_urir   r   z%s
    %s='%s'z %s='%s')r   hasattrr   itemsr   r   )r   attrsr   r   rH   rF   Zdeclnamer   r   r   r   5  s$   


zFragmentBuilderNS._getNSattrsN)r5   r6   r7   r   rR   r   r   r   r   r   r   .  s    r   c                   @   s   e Zd ZdZdS )r   zEException raised to short-circuit parsing in InternalSubsetExtractor.N)r5   r6   r7   r   r   r   r   r   r   S  s    r   c                   @   sL   e Zd ZdZdZdd Zdd Zdd Zd	d
 Zdd Z	dd Z
dd ZdS )r   zBXML processor which can rip out the internal document type subset.Nc                 C   s   | j S )z'Return the internal subset as a string.)r   r   r   r   r   r   \  s   z!InternalSubsetExtractor.getSubsetc                 C   (   z	t | | W d S  ty   Y d S w r   )rK   r   r   r   r   r   r   r   `  
   z!InternalSubsetExtractor.parseFilec                 C   r   r   )rK   r   r   )r   r   r   r   r   r   f  r   z#InternalSubsetExtractor.parseStringc                 C   s   | j |_| j|_d S r   )r^   r_   r   ra   ry   r   r   r   rW   l  s   zInternalSubsetExtractor.installc                 C   s.   |r|   }g | _| jj|_| j|_d S t r   )rX   r   r   ZDefaultHandlerr   r   r   )r   rC   r   r   r   rz   r   r   r   r^   p  s   
z2InternalSubsetExtractor.start_doctype_decl_handlerc                 C   s(   d | jdddd}|| _t )Nr   z

)joinr   replacer   )r   r;   r   r   r   r   z  s   z0InternalSubsetExtractor.end_doctype_decl_handlerc                 C   s   t  r   )r   )r   rC   r   r   r   r   r     r.   z-InternalSubsetExtractor.start_element_handler)r5   r6   r7   r   r   r   r   r   rW   r^   r   r   r   r   r   r   r   W  s    
r   Tc                 C   sd   |rt  }nt }t| tr+t| d}||}W d   |S 1 s$w   Y  |S || }|S )z{Parse a document, returning the resulting Document node.

    'file' may be either a file name or an open file object.
    rbN)r   rK   
isinstancestropenr   )r   
namespacesr:   fpresultr   r   r   parse  s   


r
  c                 C   s   |rt  }nt }|| S )zOParse a document from a string, returning the resulting
    Document node.
    )r   rK   r   )r   r  r:   r   r   r   r     s   
r   c                 C   sh   |rt |}nt|}t| tr-t| d}||}W d   |S 1 s&w   Y  |S || }|S )zParse a fragment of a document, given the context from which it
    was originally extracted.  context should be the parent of the
    node(s) which are in the fragment.

    'file' may be either a file name or an open file object.
    r  N)r   r   r  r  r  r   )r   r   r  r:   r  r	  r   r   r   parseFragment  s   



r  c                 C   s    |rt |}nt|}|| S )zParse a fragment of a document from a string, given the context
    from which it was originally extracted.  context should be the
    parent of the node(s) which are in the fragment.
    )r   r   r   )r   r   r  r:   r   r   r   parseFragmentString  s   

r  c                 C   s   | j rt| S t| S )z,Create a builder based on an Options object.)r  r   rK   )rS   r   r   r   makeBuilder  s   r  )T)3r   Zxml.domr   r   r   r   r   r   Zxml.parsersr   Zxml.dom.minidomr	   r
   Zxml.dom.NodeFilterr   r   r   r   ZDOMBuilderFilterr   r   r   r   ZgetDOMImplementationrY   ZTypeInfor%   objectr   r<   rJ   rK   r   rN   r   r   r   r   r   r   r   r   r   	Exceptionr   r   r
  r   r  r  r  r   r   r   r   <module>   sh    








3  
C:	u_%
,


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