3
f @ s d Z ddlmZmZmZ ddlmZmZmZ ddlm Z ddl
m Z m Z ddl
mZ ejZejZejZejjZejjZejjZejjZej Zejddejdd ejdd
ejdd ejdd ejdd
ejddejddejddd ZG dd deZ dd Z dd Z G dd dZ eeefZ G dd deZ!G d d d eZ"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;d1d2Z.dd7d8Z1d9d: Z2dS )?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.
)
xmlbuilderminidomNode)EMPTY_NAMESPACE EMPTY_PREFIXXMLNS_NAMESPACE)expat)
_append_child_set_attribute_node)
NodeFilterNZcdata enumerationentityentitiesidZidrefZidrefsZnmtokenZnmtokens) ZCDATAENUMZENTITYZENTITIESIDZIDREFZIDREFSZNMTOKENZNMTOKENSc @ sZ e Zd ZdZdddZdd Zd d
Zd d Zd
d Zdd Z dd Z
dd Z dd Z dS ) ElementInfo
_attr_info_modeltagNameNc C s || _ g | _|| _d S )N)r r r )selfr model r 9/opt/alt/python36/lib64/python3.6/xml/dom/expatbuilder.py__init__? s zElementInfo.__init__c C s | j | j| jfS )N)r r r )r r r r __getstate__D s zElementInfo.__getstate__c C s |\| _ | _| _d S )N)r r r )r stater r r __setstate__G s zElementInfo.__setstate__c C sJ xB| j D ]8}|d |kr|d }|d dkr4td S t|d S qW tjS )N r (r r! )r
_typeinfo_mapr _no_type)r anameinfotr r r getAttributeTypeJ s z ElementInfo.getAttributeTypec C s t jS )N)r r# )r Z namespaceURIZ localNamer r r getAttributeTypeNST s z ElementInfo.getAttributeTypeNSc C s, | j r$| j d }|tjjtjjfkS dS d S )Nr F)r r r Z
XML_CTYPE_ANYZXML_CTYPE_MIXED)r typer r r isElementContentW s
z ElementInfo.isElementContentc C s | j r| j d tjjkS dS d S )Nr F)r r r ZXML_CTYPE_EMPTY)r r r r isEmpty_ s zElementInfo.isEmptyc C s, x&| j D ] }|d |kr|d dkS qW dS )Nr r r Fr! )r )r r$ r% r r r isIde s zElementInfo.isIdc C s | j ||fS )N)r, )r ZeuriZenameZaurir$ r r r isIdNSk s zElementInfo.isIdNS)r r r )N)
__name__
__module__ __qualname__ __slots__r r r r' r( r* r+ r, r- r r r r r < s
r c C s | j ||S )N)_intern_setdefault)buildersr r r _interno s r5 c C s |j d}| j}t|dkrR|\}}}|||}d||f }|||}|||}n4t|dkrz|\}}t}||| }}n td| ||||||fS )N z%s:%sr z4Unsupported syntax: spaces in URIs not supported: %r)splitr2 lenr
ValueError)r3 namepartsinternuri localnameprefixqnamer r r _parse_ns_namer s
rB c @ s e Zd ZdZd;ddZdd Zdd Zd d
Zd d Zd
d Z dd Z
dd Z dd Z dd Z
dd Zdd Zdd Zd d Zd d Zd!d" Zd#d$ Zd%d& Zd'd( Zd)d* 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 krt j }|| _| jjd k r2t| jj| _n d | _t| _d | _| j d S )N)
r ZOptions_optionsfilterFilterVisibilityController_filterr _finish_start_element_parserreset)r optionsr r r r s zExpatBuilder.__init__c C s t j S )zCreate a new parser object.)r ParserCreate)r r r r createParser s zExpatBuilder.createParserc C sF | j s@| j | _ | j jj| _d| j _d| j _d| j _| j| j | j S )z7Return the parser object, creating a new one if needed.T) rI rM r=
setdefaultr2 Z buffer_textZordered_attributesZspecified_attributesinstall)r r r r getParser s
zExpatBuilder.getParserc C s, t jtdd| _| j| _| jj| _d| _dS )z6Free all data structures used during DOM construction.NF)theDOMImplementationZcreateDocumentr documentcurNode
_elem_info_cdata)r r r r rJ s
zExpatBuilder.resetc C s | j |_| j|_| j|_| j|_| jj r0| j
|_ | j |_
| jjrH| j|_| jjrj| j|_| j|_| j|_n| j|_| j|_| j|_ | j |_ | j |_ dS )z>Install the callbacks needed to build the DOM into the parser.N)!start_doctype_decl_handlerStartDoctypeDeclHandlerfirst_element_handlerStartElementHandlerend_element_handlerEndElementHandler
pi_handler ProcessingInstructionHandlerrD r entity_decl_handlerEntityDeclHandlernotation_decl_handlerNotationDeclHandlercommentscomment_handlerCommentHandlerZcdata_sectionsstart_cdata_section_handlerStartCdataSectionHandlerend_cdata_section_handlerEndCdataSectionHandler character_data_handler_cdataCharacterDataHandlercharacter_data_handlerexternal_entity_ref_handlerExternalEntityRefHandlerxml_decl_handlerZXmlDeclHandlerelement_decl_handlerZElementDeclHandlerattlist_decl_handlerZAttlistDeclHandler)r parserr r r rO s$
zExpatBuilder.installc C s | j }d}yLx:|jd}|s P |j|d |rB| jjrB| j| d}qW |jdd W n tk
rl Y nX | j}| j d| _|S ) zIParse a document from a file object, returning the document
node.T i r F Ni @ ) rP readParserR documentElement
_setup_subset ParseEscaperJ rI )r filerq Z first_bufferbufferdocr r r parseFile s$
zExpatBuilder.parseFilec C sP | j }y|j|d | j| W n tk
r6 Y nX | j}| j d| _|S )z | j j|}t| j| | jr:| jj|tkr:| jj| d S )N)rR Z
createCommentr rS rG r r r )r r r r r r rc I s z ExpatBuilder.comment_handlerc C s d| _ d| _d S )NTF)rU r )r r r r re O s z(ExpatBuilder.start_cdata_section_handlerc C s d| _ d| _d S )NF)rU r )r r r r rg S s z&ExpatBuilder.end_cdata_section_handlerc C s dS )Nr r )r contextr r r r r r rl W s z(ExpatBuilder.external_entity_ref_handlerc C s4 | j d kr| j rt| _| j| j _| j|| d S )N)rG rT r r start_element_handlerrP rY )r r;
attributesr r r rX Z s z"ExpatBuilder.first_element_handlerc C s | j j|}t| j| || _|rtxPtdt|dD ]<}tj|| td t }||d }||_
| j |_ t || q4W || j j
k r| j| d S )Nr r r )rR Z
createElementr rS ranger9 r Attrr r r r r
rv rH )r r; r r iar r r r r ` s z"ExpatBuilder.start_element_handlerc C sj | j rf|| jjkrd S | j j|}|tkr4t| n|tkrFt| nd S |j| _ |jj
| |j d S )N) rG rR rv startContainerr Rejecter FILTER_SKIPSkipper
parentNoderS r unlink)r r Zfiltr r r rH q s
z"ExpatBuilder._finish_start_elementc C s | j }|j| _ | j| d S )N)rS r r )r r; rS r r r rZ s z ExpatBuilder.end_element_handlerc C s\ | j j|j}|r | j|| | jrX|| jjkr4d S | jj|tkrX| j j
| |j d S )N) rT getr _handle_white_text_nodesrG rR rv r r rS r r )r rS r% r r r r s z ExpatBuilder._finish_end_elementc C sf | j js|j rd S g }x.|jD ]$}|jtkr"|jj r"|j| q"W x|D ]}|j | qPW d S )N)
rD 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 s0 | j j|}|d kr&t||| j |< n||_d S )N)rT r r r )r r; r r% r r r ro s z!ExpatBuilder.element_decl_handlerc C sF | j j|}|d kr&t|}|| j |< |jjd |d d |d||g d S )Nr )rT r r r r )r elemr; r) defaultZrequiredr% r r r rp s
z!ExpatBuilder.attlist_decl_handlerc C s2 || j _|| j _|dkr.|r&d| j _nd| j _d S )Nr TF)rR versionencoding
standalone)r r r r r r r rn s
z ExpatBuilder.xml_decl_handler)N) r. r/ r0 __doc__r rM rP rJ rO r| r~ rw rV r r\ ri rk r^ r` rc re rg rl rX r rH rZ r r ro rp rn r r r r rC s:
rC c @ s e Zd ZdZd
Zdd 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 ) rF zoWrapper around a DOMBuilderFilter which implements the checks
to make the whatToShow filter attribute work.rE c C s
|| _ d S )N)rE )r rE r r r r s z#FilterVisibilityController.__init__c C sT | j |j }| jj|@ rL| jj|}|tkr0t|tkrHtdt | |S t
S d S )Nz)startContainer() returned illegal value: ) _nodetype_maskr rE
whatToShowr FILTER_INTERRUPTrx _ALLOWED_FILTER_RETURNSr: reprr )r r maskvalr r r r s z)FilterVisibilityController.startContainerc C s | j |j }| jj|@ r| jj|}|tkr0t|tkrd|j}x |j d d D ]}|j
| qNW t S |t kr|t
dt| |S tS d S )Nz%acceptNode() returned illegal value: )r r rE r r r rx r r r Z appendChildr r r: r r )r r r r parentr r r r r s z%FilterVisibilityController.acceptNodeN)rE )#r. r/ r0 r r1 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 rF s"
rF c @ s e Zd ZdZdd ZdS ) FilterCrutch_builder_level
_old_start_old_endc C s6 d| _ || _|j}|j| _|j| _| j|_| j|_d S )Nr ) r r rI rY r r[ r r rZ )r r3 rq r r r r s zFilterCrutch.__init__N)r r r r )r. r/ r0 r1 r r r r r r s r c @ s( e Zd Zf Zdd Zdd Zdd ZdS )r c C s0 t j| | |j}xdD ]}t||d qW d S )Nr] rd rj rf rh rm )r] rd rj rf rh rm )r r rI setattr)r r3 rq r; r r r r s zRejecter.__init__c G s | j d | _ d S )Nr )r )r argsr r r r s z Rejecter.start_element_handlerc G s@ | j dkr0| jj}| jj| | j|_| j|_n | j d | _ d S )Nr r )r r rI rO r rY r r[ )r r rq r r r rZ s
z Rejecter.end_element_handlerN)r. r/ r0 r1 r r rZ r r r r r s r c @ s e Zd Zf Zdd Zdd ZdS )r c G s. | j j}| j| | j j|k r*| jd | _d S )Nr )r rS r r )r r r r r r r - s
z Skipper.start_element_handlerc G sD | j dkr*| j| jj_| j| jj_d | _n| j d | _ | j| d S )Nr r )r r r rI rY r r[ )r r r r r rZ 3 s
zSkipper.end_element_handlerN)r. r/ r0 r1 r rZ r r r r r * s r z8http://xml.python.org/entities/fragment-builder/internalz
%%s
]>
&fragment-builder-internal;c @ sJ e Zd ZdZdddZdd Zdd Zd d
Zd d Zd
d Z dd Z
dS )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 tkr|| _|| _n|j| _|| _tj| | d S )N)r r originalDocumentr r rC r )r r rK r r r r [ s
zFragmentBuilder.__init__c C s t j| d | _d S )N)rC rJ fragment)r r r r rJ d s
zFragmentBuilder.resetc C s | j |j S )zRParse a document fragment from a file object, returning the
fragment node.)r~ rt )r ry r r r r| h s zFragmentBuilder.parseFilec C s || _ | j }| jj}d}|rV|jp*| j }|jrDd|j|jf }qZ|jrZd|j }nd}| j }t |||f }y|j
|d W n | j Y nX | j }| j |S )zMParse a document fragment from a string, returning the
fragment node.rs zPUBLIC "%s" "%s"z SYSTEM "%s"r )
_sourcerP r r r _getDeclarationsr r _getNSattrs_FRAGMENT_BUILDER_TEMPLATEru rJ r ) r r} rq r Zidentr ZnsattrsrR r r r r r~ m s, zFragmentBuilder.parseStringc C s | j jj}d}|rxbt|jjD ]R}|jj|}|r>|d }d||jf }|jrfd||j|j f }q"d||j f }q"W xt|j
jD ]}|j
j|}|r|d }d||jf }|jrd||j|j f }n&|j rd||j f }nd ||j j f }|j
rd
||j
f }|d }qW |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.
rs z
z%sz%s SYSTEM "%s">z
%s)r r r r r ZlengthitemZnodeNamer r r Z
firstChildr r )r r r4 r Znotationr
r r r r s6
z FragmentBuilder._getDeclarationsc C s dS )Nrs r )r r r r r s zFragmentBuilder._getNSattrsc C s~ |t krh| j}| j}| jj|}| j| _| jj | _| j| _z|j| j d W d || _|| _d | _ X dS t
j | ||||S d S )Nr r ) $_FRAGMENT_BUILDER_INTERNAL_SYSTEM_IDrR rS rI ZExternalEntityParserCreater ZcreateDocumentFragmentr ru r rC rl )r r r r r Z old_documentZ old_cur_noderq r r r rl s z+FragmentBuilder.external_entity_ref_handler)N) r. r/ r0 r r rJ r| r~ r r rl r r r r r R s
$r c @ s8 e Zd ZdZdd Zdd Zdd Zdd Zd
d Zd S )
Namespacesz7Mix-in class for builders; adds support for namespaces.c C s
g | _ d S )N)_ns_ordered_prefixes)r r r r _initNamespaces s zNamespaces._initNamespacesc C s t jdd}d|_|S )z'Create a new namespace-handling parser.r6 )Znamespace_separatorT)r rL Znamespace_prefixes)r rq r r r rM s zNamespaces.createParserc C s t j| | | jjr | j|_dS )z.Insert the namespace-handlers onto the parser.N)rC rO rD Znamespace_declarations start_namespace_decl_handlerZStartNamespaceDeclHandler)r rq r r r rO s zNamespaces.installc C s | j j||f dS )z/Push this namespace declaration on our storage.N)r r )r r@ r> r r r r s z'Namespaces.start_namespace_decl_handlerc C s d|kr t | |\}}}}nt}|}d }t}tj||||}| j|_t| j| || _| j rxZ| j D ]P\}}|rtj
t | d| t |d}ntj
dt dt}||_
| j|_t|| qdW | j d d = |r|j |j} |j}
xtdt|dD ]} || } || d }
d| krJt | | \}}}}tj
||||}|| |< ||
||f< n$tj
| t| t}|| | < ||
t| f< | j|_|
|_
||_qW d S )Nr6 zxmlns:xmlnsr r r )rB r r r ZElementrR r r rS r r r5 r r r
Z_ensure_attributes_attrs_attrsNSr r9 Z ownerElement)r r; r r> r? r@ rA r r r r r r$ r r r r r sP
z Namespaces.start_element_handlerN) r. r/ r0 r r rM rO r r r r r r r s /r c @ s e Zd ZdZdd ZdS )ExpatBuilderNSz*Document builder that supports namespaces.c C s t j| | j d S )N)rC rJ r )r r r r rJ ) s
zExpatBuilderNS.resetN)r. r/ r0 r rJ r r r r r & s r c @ s e Zd ZdZdd Zdd ZdS )FragmentBuilderNSz*Fragment builder that supports namespaces.c C s t j| | j d S )N)r rJ r )r r r r rJ 1 s
zFragmentBuilderNS.resetc C s d}| j }g }xv|rt|dr|x\|jj D ]N\}}||kr Zdeclnamer r r r 5 s"
z FragmentBuilderNS._getNSattrsN)r. r/ r0 r rJ r r r r r r . s r c @ s e Zd ZdZdS )rx zEException raised to short-circuit parsing in InternalSubsetExtractor.N)r. r/ r0 r r r r r rx S s rx 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 s* yt j| | W n tk
r$ Y nX d S )N)rC r| rx )r ry r r r r| ` s z!InternalSubsetExtractor.parseFilec C s* yt j| | W n tk
r$ Y nX d S )N)rC r~ rx )r r} r r r r~ f s z#InternalSubsetExtractor.parseStringc C s | j |_| j|_d S )N)rV rW r rY )r rq r r r rO l s z InternalSubsetExtractor.installc C s0 |r&| j }g | _| jj|_| j|_nt d S )N)rP r r ZDefaultHandlerr r rx )r r; r r r rq r r r rV p s
z2InternalSubsetExtractor.start_doctype_decl_handlerc C s, dj | jjddjdd}|| _t d S )Nrs z
)joinr replacerx )r r4 r r r r z s z0InternalSubsetExtractor.end_doctype_decl_handlerc C s
t d S )N)rx )r r; r r r r r s z-InternalSubsetExtractor.start_element_handler) r. r/ r0 r r r r| r~ rO rV r r r r r r r W s
r Tc C sL |r t }nt }t| tr>t| d}|j|}W dQ R X n
|j| }|S )z{Parse a document, returning the resulting Document node.
'file' may be either a file name or an open file object.
rbN)r rC
isinstancestropenr| )ry
namespacesr3 fpresultr r r parse s
r c C s |r t }nt }|j| S )zOParse a document from a string, returning the resulting
Document node.
)r rC r~ )r} r r3 r r r r~ s r~ c C sP |rt |}nt|}t| trBt| d}|j|}W dQ R X n
|j| }|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| )ry r r r3 r r r r r
parseFragment s
r c C s |rt |}nt|}|j| 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 r3 r r r parseFragmentString s
r c C s | j rt| S t| S dS )z,Create a builder based on an Options object.N)r r rC )rK r r r makeBuilder s r )T)T)T)T)3r Zxml.domr r r r r r Z xml.parsersr Zxml.dom.minidomr r
Zxml.dom.NodeFilterr r r r ZDOMBuilderFilterr r r r ZgetDOMImplementationrQ ZTypeInfor" objectr r5 rB rC r rF r r r r r r r r r Exceptionrx r r r~ r r r r r r r s^
3 C
: u_%,