OwlCyberSecurity - MANAGER
Edit File: expatbuilder.cpython-310.opt-1.pyc
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Zd+d,� Zd-d.� Zd/d0� Zd1d2� Zd3d4� Z d5d6� Z d7d8� Z d9d:� Z dS )<� ExpatBuilderzPDocument builder that uses Expat to build a ParsedXML.DOM document instance.Nc C sP |d u rt �� }|| _| jjd urt| jj�| _nd | _t| _d | _| � � d S r ) r ZOptions�_options�filter�FilterVisibilityController�_filterr �_finish_start_element�_parser�reset)r �optionsr r r r � s zExpatBuilder.__init__c C s t �� S )zCreate a new parser object.)r � ParserCreater r r r � createParser� s zExpatBuilder.createParserc C sF | j s | �� | _ | j jj| _d| j _d| j _d| j _| �| j � | j S )z7Return the parser object, creating a new one if needed.T) rO rS rC � setdefaultr7 Z buffer_textZordered_attributesZspecified_attributes�installr r r r � getParser� s zExpatBuilder.getParserc C s, t �tdd�| _| j| _| jj| _d| _dS )z6Free all data structures used during DOM construction.NF)�theDOMImplementationZcreateDocumentr �document�curNode� _elem_info�_cdatar r r r rP � s � zExpatBuilder.resetc C s� | j |_| j|_| j|_| j|_| jj r| j |_ | j |_ | 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rV �read�ParserX �documentElement� _setup_subset� ParseEscaperP rO )r �filerx Z first_buffer�buffer�docr r r � parseFile� s( � �zExpatBuilder.parseFilec C sN | � � }z |�|d� | �|� W n ty Y nw | j}| �� d| _|S )z<Parse a document from a string, returning the document node.TN)rV r{ r} r~ rX rP rO )r �stringrx r� r r r � parseString� s �zExpatBuilder.parseStringc C s2 | j jrt� }|�|� |�� }|| j j_dS dS )z/Load the internal subset if there might be one.N)rX �doctype�InternalSubsetExtractorr� � getSubset�internalSubset)r r� Z extractor�subsetr r r r} � s �zExpatBuilder._setup_subsetc C s� | j j�|||�}| j |_t| j |� || j _| jr5| j�|�tkr5d | j _| j j d= d }d | j _ d | j _ |rR|d urCg |j _g |j_d | j _d | j _| j| j _d S d S �N���)rX �implementationZcreateDocumentType� ownerDocumentr r� rM � acceptNode� FILTER_REJECT� childNodesrO re rg r �_seq� notationsrj rc �end_doctype_decl_handler�EndDoctypeDeclHandler)r Z doctypeName�systemId�publicId�has_internal_subsetr� r r r r\ � s( � 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r= r" )rX Z createElementr rY �ranger? r �Attrr r r� r� r r| rN )r rA r� r� �i�ar� r r r r� ` s � �z"ExpatBuilder.start_element_handlerc C sn | j r5|| jju r d S | j �|�}|tkrt| � n |tkr#t| � nd S |j| _ |j� |� |� � d S d S r ) rM rX r| �startContainerr� �Rejecter� FILTER_SKIP�Skipper� parentNoderY r� �unlink)r r� Zfiltr r r rN q s �z"ExpatBuilder._finish_start_elementc C s | j }|j| _ | �|� d S r )rY r� r� )r rA rY r r r r` � s z ExpatBuilder.end_element_handlerc C sd | j �|j�}|r| �||� | jr.|| jju rd S | j�|�tkr0| j � |� |� � d S d S d S r ) rZ �getr �_handle_white_text_nodesrM rX r| r� r� rY r� r� )r rY r( r r r r� � s �z ExpatBuilder._finish_end_elementc C sZ | j js|�� s d S g }|jD ]}|jtkr |j�� s |�|� q|D ]}|� |� q#d S r ) rJ Z whitespace_in_element_contentr/ r� r� r� r� �stripr� r� )r r� r( �Lr� r r r r� � s � � �z%ExpatBuilder._handle_white_text_nodesc C s2 | j �|�}|d u rt||�| j |< d S ||_d S r )rZ r� r r )r rA r r( r r r ru � s z!ExpatBuilder.element_decl_handlerc C sF | j �|�}|d u rt|�}|| j |< |j�d |d d |d||g� d S �Nr )rZ r� r r r� )r �elemrA r. �defaultZrequiredr( r r r rv � s �z!ExpatBuilder.attlist_decl_handlerc C s8 || j _|| j _|dkr|rd| j _d S d| j _d S d S )Nr TF)rX �version�encoding� standalone)r r� r� r� r r r rt � s �z ExpatBuilder.xml_decl_handlerr ) r3 r4 r5 �__doc__r rS rV rP rU r� r� r} r\ r� rb ro rq rd rf ri rk rm rr r^ r� rN r` r� r� ru rv rt r r r r rI � s< rI c @ s� e Zd ZdZdZdd� Zdd� Zdd� Zej e j ej e j eje jeje jeje jeje jeje jeje jeje jej e j ej e j ej e j!i Z"d S ) rL zoWrapper around a DOMBuilderFilter which implements the checks to make the whatToShow filter attribute work.�rK c C s || _ d S r r� )r rK r r r r � s z#FilterVisibilityController.__init__c C sP | j |j }| jj|@ r&| j�|�}|tkrt�|tvr$tdt |� ��|S t S )Nz)startContainer() returned illegal value: ) �_nodetype_maskr� rK � whatToShowr� �FILTER_INTERRUPTr~ �_ALLOWED_FILTER_RETURNSr@ �reprr� )r r� �mask�valr r r r� � s �z)FilterVisibilityController.startContainerc C s� | j |j }| jj|@ r>| j�|�}|tkrt�|tkr0|j}|j d d � D ]}|� |� q&t S |t vr<t dt|� ��|S tS )Nz%acceptNode() returned illegal value: )r� r� rK r� r� r� r~ r� r� r� Z appendChildr� r� r@ r� r� )r r� r� r� �parentr� r r r r� � s �z%FilterVisibilityController.acceptNodeN)#r3 r4 r5 r� r6 r r� r� r Z ELEMENT_NODEr Z SHOW_ELEMENTZATTRIBUTE_NODEZSHOW_ATTRIBUTEr� Z SHOW_TEXTr� ZSHOW_CDATA_SECTIONZENTITY_REFERENCE_NODEZSHOW_ENTITY_REFERENCEZ ENTITY_NODEZ SHOW_ENTITYZPROCESSING_INSTRUCTION_NODEZSHOW_PROCESSING_INSTRUCTIONZ COMMENT_NODEZ SHOW_COMMENT� DOCUMENT_NODEZ SHOW_DOCUMENTZDOCUMENT_TYPE_NODEZSHOW_DOCUMENT_TYPEZDOCUMENT_FRAGMENT_NODEZSHOW_DOCUMENT_FRAGMENTZ NOTATION_NODEZ SHOW_NOTATIONr� r r r r rL � s& �rL c @ � e Zd ZdZdd� ZdS )� FilterCrutch)�_builder�_level� _old_start�_old_endc C s6 d| _ || _|j}|j| _|j| _| j|_| j|_d S r� ) r� r� rO r_ r� ra r� r� r` )r r8 rx r r r r s zFilterCrutch.__init__N)r3 r4 r5 r6 r r r r r r� � r� c @ s( e Zd ZdZdd� Zdd� Zdd� ZdS ) r� r c C s, t �| |� |j}dD ]}t||d � q d S )N)rc rj rp rl 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Nc C s6 |j tkr || _|| _n|j| _|| _t�| |� d S r )r� r� �originalDocumentr� r� rI r )r r� rQ r r r r [ s zFragmentBuilder.__init__c C s t �| � d | _d S r )rI rP �fragmentr r r r rP d s zFragmentBuilder.resetc C s | � |�� �S )zRParse a document fragment from a file object, returning the fragment node.)r� rz �r r r r r r� h s zFragmentBuilder.parseFilec C s� || _ | �� }| jj}d}|r+|jp| �� }|jr"d|j|jf }n |jr*d|j }nd}| �� }t |||f }z|� |d� W n | � � � | j }| � � |S )zMParse a document fragment from a string, returning the fragment node.� zPUBLIC "%s" "%s"z SYSTEM "%s"T) �_sourcerV r� r� r� �_getDeclarationsr� r� � _getNSattrs�_FRAGMENT_BUILDER_TEMPLATEr{ rP r� ) r r� rx r� Zidentr� ZnsattrsrX r� r r r r� m s0 � �zFragmentBuilder.parseStringc C s | j jj}d}|r�t|jj�D ])}|j�|�}|r |d }d||jf }|jr1d||j|j f }qd||j f }qt|j j�D ]C}|j �|�}|rM|d }d||jf }|jrad||j|j f }n|j rld||j f }nd ||j j f }|j r~d ||j f }|d }q?|S ) z�Re-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� Zlength�itemZnodeNamer� r� r Z firstChildr� r� )r r� r9 r� Znotationr r r r r� � s: � � z FragmentBuilder._getDeclarationsc C r� )Nr� r r r r r r� � r� zFragmentBuilder._getNSattrsc C s� |t kr<| j}| j}| j�|�}| j| _| j�� | _| j| _z|�| j d� W || _|| _d | _ dS || _|| _d | _ w t � | ||||�S )NTr� ) �$_FRAGMENT_BUILDER_INTERNAL_SYSTEM_IDrX rY rO ZExternalEntityParserCreater� ZcreateDocumentFragmentr� r{ r� rI rr )r r� r� r� r� Z old_documentZ old_cur_noderx r r r rr � s& � �z+FragmentBuilder.external_entity_ref_handlerr ) r3 r4 r5 r� r rP r� r� r� r� rr r r r r r� R s $ r� c @ s8 e Zd ZdZdd� Zdd� Zdd� Zdd � Zd d � ZdS )� Namespacesz7Mix-in class for builders; adds support for namespaces.c C s g | _ d S r )�_ns_ordered_prefixesr r r r �_initNamespaces� s zNamespaces._initNamespacesc C s t jdd�}d|_|S )z'Create a new namespace-handling parser.r; )Znamespace_separatorT)r rR Znamespace_prefixesrw r r r rS � s zNamespaces.createParserc C s$ t �| |� | jjr| j|_dS dS )z.Insert the namespace-handlers onto the parser.N)rI rU rJ Znamespace_declarations� start_namespace_decl_handlerZStartNamespaceDeclHandlerrw r r r rU � s ��zNamespaces.installc C s | j �||f� dS )z/Push this namespace declaration on our storage.N)r� r� )r rF rD r r r r� � s z'Namespaces.start_namespace_decl_handlerc C s� d|v rt | |�\}}}}nt}|}d }t}t�||||�}| j|_t| j|� || _| j r`| j D ](\}}|rEt� t | d| �t |d�}nt� dt dt�}||_ | j|_t||� q1| j d d �= |r�|�� |j} |j} tdt|�d�D ]J} || } || d } d| v r�t | | �\}}}}t� ||||�}|| |< || ||f< nt� | t| t�}|| | < || t| f< | j|_| |_ ||_qtd S d S )Nr; �xmlns:�xmlnsr r= r" )rH r r r ZElementrX r� r rY r� r� r: r r� r Z_ensure_attributes�_attrs�_attrsNSr� r? Z ownerElement)r rA r� rD rE rF rG r� r� r� r� r� r' r� r r r r� � sZ �� � �z Namespaces.start_element_handlerFc C s6 | j }d|v rt| |�\}}}}|j| _ | �|� d S )Nr; )rY rH r� r� )r rA rY rD rE rF rG r r r r` s z Namespaces.end_element_handlerN) r3 r4 r5 r� r� rS rU r� r� r` r r r r r� � s /r� c @ r� )�ExpatBuilderNSz*Document builder that supports namespaces.c C � t �| � | �� d S r )rI rP r� r r r r rP ) � zExpatBuilderNS.resetN)r3 r4 r5 r� rP r r r r r� & r� r� c @ r� )�FragmentBuilderNSz*Fragment builder that supports namespaces.c C r� r )r� rP r� r r r r rP 1 r� zFragmentBuilderNS.resetc C s� d}| j }g }|r@t|d�r;|j�� D ]'\}}||v r q|�|� |r(d| }nd}|r4d|||f }qd||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� rF rD Zdeclnamer r r r� 5 s$ �z FragmentBuilderNS._getNSattrsN)r3 r4 r5 r� rP r� r r r r r� . s r� c @ s e Zd ZdZdS )r~ zEException raised to short-circuit parsing in InternalSubsetExtractor.N)r3 r4 r5 r� r r r r r~ S s r~ c @ sL e Zd ZdZdZdd� Zdd� Zdd� Zd d � Zd d � Z d d� Z dd� Z dS )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 ty Y d S w r )rI r� r~ r� r r r r� ` � �z!InternalSubsetExtractor.parseFilec C r� r )rI r� r~ )r r� r r r r� f r� z#InternalSubsetExtractor.parseStringc C s | j |_| j|_d S r )r\ r] r� r_ rw r r r rU l s z InternalSubsetExtractor.installc C s. |r| � � }g | _| jj|_| j|_d S t� �r )rV r� r� ZDefaultHandlerr� r� r~ )r rA r� r� r� rx r r r r\ p s z2InternalSubsetExtractor.start_doctype_decl_handlerc C s( d� | j��dd��dd�}|| _t� �)Nr� z � � )�joinr� �replacer~ )r r9 r r r r� z s z0InternalSubsetExtractor.end_doctype_decl_handlerc C s t � �r )r~ )r rA r� r r r r� r, z-InternalSubsetExtractor.start_element_handler) r3 r4 r5 r� r� r� r� r� rU r\ r� r� r r r r r� W s r� Tc C sd |rt � }nt� }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� rI � isinstance�str�openr� )r � namespacesr8 �fp�resultr r r �parse� s �� �r c C s |rt � }nt� }|�| �S )zOParse a document from a string, returning the resulting Document node. )r� rI r� )r� r r8 r r r r� � s r� c C sh |rt |�}nt|�}t| t�r-t| d��}|�|�}W d � |S 1 s&w Y |S |�| �}|S )z�Parse 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. 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