o
    ÒèFh~‡  ã                	   @  s@  d dl mZ d dlZd dlZd dlZd dlZd dlZd dlZd dlZd dl	Z	d dl
mZmZmZmZmZ dd„ Zi dd“dd	“d
d“dd“dd“dd“dd“dd“dd“dd“dd“dd“dd“d d!“d"d#“d$d%“d&d'“i d(d)“d*d+“d,d-“d.d/“d0d1“d2d3“d4d5“d6d7“d8d9“d:d;“d<d=“d>d?“d@dA“dBdC“dDdE“dFdG“dHdI“¥dJdKdLdMdNdOdPdQœ¥ZdRdS„ ZG dTdU„ dUeƒZdVdW„ ZG dXdY„ dYeƒZG dZd[„ d[eƒZG d\d]„ d]eƒZG d^d_„ d_ƒZG d`da„ daƒZG dbdc„ dcee ƒZerúejeeef ef ZnejZG ddde„ deeƒZ G dfdg„ dgƒZ!G dhdi„ diƒZ"djdk„ Z#G dldm„ dmƒZ$dS )né    )ÚannotationsN)ÚTYPE_CHECKINGÚAnyÚListÚ
NamedTupleÚUnionc                 C  s   t j|  d¡ S )NÚ	utf_16_be)ÚcodecsÚBOM_UTF16_BEÚencode)Ús© r   úF/var/www/html/loop/nvenv/lib/python3.10/site-packages/PIL/PdfParser.pyÚencode_text   ó   r   é   úé   u   Ë˜é   u   Ë‡é   u   Ë†é   u   Ë™é   u   Ë�é   u   Ë›é   u   Ëšé   u   Ëœé€   u   â€¢é�   u   â€ é‚   u   â€¡éƒ   u   â€¦é„   u   â€”é…   u   â€“é†   u   Æ’é‡   u   â�„éˆ   u   â€¹é‰   u   â€ºéŠ   u   âˆ’é‹   u   â€°éŒ   u   â€žé�   u   â€œéŽ   u   â€�é�   u   â€˜é�   u   â€™é‘   u   â€šé’   u   â„¢é“   u   ï¬�é”   u   ï¬‚é•   u   Å�é–   u   Å’é—   u   Å é˜   u   Å¸u   Å½u   Ä±u   Å‚u   Å“u   Å¡u   Å¾u   â‚¬)é™   éš   é›   éœ   é�   éž   é    c                 C  sD   | d t tjƒ… tjkr| t tjƒd …  d¡S d dd„ | D ƒ¡S )Nr   Ú c                 s  s    � | ]}t  |t|ƒ¡V  qd S ©N)ÚPDFDocEncodingÚgetÚchr)Ú.0Úbyter   r   r   Ú	<genexpr>E   s   € zdecode_text.<locals>.<genexpr>)Úlenr	   r
   ÚdecodeÚjoin)Úbr   r   r   Údecode_textA   s   rG   c                   @  s   e Zd ZdZdS )ÚPdfFormatErrorz\An error that probably indicates a syntactic or semantic error in the
    PDF file structureN)Ú__name__Ú
__module__Ú__qualname__Ú__doc__r   r   r   r   rH   H   s    rH   c                 C  s   | st |ƒ‚d S r<   )rH   )Ú	conditionÚerror_messager   r   r   Úcheck_format_conditionO   s   ÿrO   c                   @  s   e Zd ZU ded< ded< dS )ÚIndirectReferenceTupleÚintÚ	object_idÚ
generationN)rI   rJ   rK   Ú__annotations__r   r   r   r   rP   T   s   
 rP   c                   @  s4   e Zd Zdd„ Zdd„ Zdd„ Zdd„ Zd	d
„ ZdS )ÚIndirectReferencec                 C  ó   | j › d| j› d�S )Nú z R©rR   rS   ©Úselfr   r   r   Ú__str__Z   ó   zIndirectReference.__str__c                 C  s   |   ¡  d¡S ©Núus-ascii)r[   r   rY   r   r   r   Ú	__bytes__]   s   zIndirectReference.__bytes__c                 C  s$   |j | j u o|j| jko|j| jkS r<   )Ú	__class__rR   rS   ©rZ   Úotherr   r   r   Ú__eq__`   s
   
ÿ
ýzIndirectReference.__eq__c                 C  s
   | |k S r<   r   ra   r   r   r   Ú__ne__g   ó   
zIndirectReference.__ne__c                 C  s   t | j| jfƒS r<   )ÚhashrR   rS   rY   r   r   r   Ú__hash__j   r   zIndirectReference.__hash__N)rI   rJ   rK   r[   r_   rc   rd   rg   r   r   r   r   rU   Y   s    rU   c                   @  ó   e Zd Zdd„ ZdS )ÚIndirectObjectDefc                 C  rV   )NrW   z objrX   rY   r   r   r   r[   o   r\   zIndirectObjectDef.__str__N)rI   rJ   rK   r[   r   r   r   r   ri   n   ó    ri   c                   @  sL   e 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d„ Z
dS )Ú	XrefTablec                 C  s    i | _ i | _ddi| _d| _d S )Nr   i   F)Úexisting_entriesÚnew_entriesÚdeleted_entriesÚreading_finishedrY   r   r   r   Ú__init__t   s   

zXrefTable.__init__c                 C  s6   | j r	|| j|< n|| j|< || jv r| j|= d S d S r<   )ro   rm   rl   rn   ©rZ   ÚkeyÚvaluer   r   r   Ú__setitem__z   s   

ÿzXrefTable.__setitem__c                 C  s*   z| j | W S  ty   | j|  Y S w r<   )rm   ÚKeyErrorrl   ©rZ   rr   r   r   r   Ú__getitem__‚   s
   ÿzXrefTable.__getitem__c                 C  sŒ   || j v r| j | d d }| j |= || j|< d S || jv r.| j| d d }|| j|< d S || jv r:| j| }d S dt|ƒ d }t|ƒ‚)Né   z
object ID z+ cannot be deleted because it doesn't exist)rm   rn   rl   ÚstrÚ
IndexError)rZ   rr   rS   Úmsgr   r   r   Ú__delitem__ˆ   s   


ÿzXrefTable.__delitem__c                 C  s   || j v p	|| jv S r<   )rl   rm   rv   r   r   r   Ú__contains__˜   r\   zXrefTable.__contains__c                 C  s.   t t| j ¡ ƒt| j ¡ ƒB t| j ¡ ƒB ƒS r<   )rC   Úsetrl   Úkeysrm   rn   rY   r   r   r   Ú__len__›   s   ÿþÿzXrefTable.__len__c                 C  s*   t | j ¡ ƒt | j ¡ ƒ t | j ¡ ƒB S r<   )r~   rl   r   rn   rm   rY   r   r   r   r   ¢   s   þzXrefTable.keysc              	   C  sF  t t| j ¡ ƒt| j ¡ ƒB ƒ}t t| j ¡ ƒƒ}| ¡ }| d¡ |r¡d }t|ƒD ]\}}|d u s8|d |kr;|}q*|d |… }||d … } n|}d }| d|d t|ƒf ¡ |D ]B}	|	| jv rn| d| j|	  ¡ q\| 	d¡}
t
|	|
kd|	› d|
› �ƒ z|d }W n ty‘   d}Y nw | d|| j|	 f ¡ q\|s$|S )	Ns   xref
rx   s   %d %d
r   s   %010d %05d n 
z*expected the next deleted object ID to be z, instead found s   %010d %05d f 
)Úsortedr~   rm   r   rn   ÚtellÚwriteÚ	enumeraterC   ÚpoprO   rz   )rZ   Úfr   Údeleted_keysÚ	startxrefÚprevÚindexrr   Úcontiguous_keysrR   Úthis_deleted_object_idÚnext_in_linked_listr   r   r   rƒ   §   sJ    


ÿþÿÿÿä zXrefTable.writeN)rI   rJ   rK   rp   rt   rw   r|   r}   r€   r   rƒ   r   r   r   r   rk   s   s    rk   c                   @  sd   e Zd Zdd„ Zdd„ Zdd„ Zdd„ Zd	d
„ Zedd„ ƒZ	e
eddƒƒdd„ dD ƒ Zdd„ ZdS )ÚPdfNamec                 C  s:   t |tƒr|j| _d S t |tƒr|| _d S | d¡| _d S r]   )Ú
isinstancerŽ   ÚnameÚbytesr   )rZ   r�   r   r   r   rp   Ð   s
   


zPdfName.__init__c                 C  s   | j  d¡S r]   )r�   rD   rY   r   r   r   Úname_as_strØ   s   zPdfName.name_as_strc                 C  s    t |tƒo
|j| jkp|| jkS r<   )r�   rŽ   r�   ra   r   r   r   rc   Û   s   ÿþzPdfName.__eq__c                 C  s
   t | jƒS r<   )rf   r�   rY   r   r   r   rg   à   re   zPdfName.__hash__c                 C  s   dt | jƒ› d�S )NzPdfName(ú))Úreprr�   rY   r   r   r   Ú__repr__ã   s   zPdfName.__repr__c                 C  s   | t  |¡ƒS r<   )Ú	PdfParserÚinterpret_name)ÚclsÚdatar   r   r   Úfrom_pdf_streamæ   s   zPdfName.from_pdf_streamé!   é   c                 C  s   h | ]}t |ƒ’qS r   )Úord)r@   Úcr   r   r   Ú	<setcomp>ê   s    zPdfName.<setcomp>z#%/()<>[]{}c                 C  s@   t dƒ}| jD ]}|| jv r| |¡ q| d| ¡ qt|ƒS )Nó   /s   #%02X)Ú	bytearrayr�   Úallowed_charsÚappendÚextendr‘   )rZ   ÚresultrF   r   r   r   r_   ì   s   

zPdfName.__bytes__N)rI   rJ   rK   rp   r’   rc   rg   r•   Úclassmethodrš   r~   Úranger¢   r_   r   r   r   r   rŽ   Ï   s    
rŽ   c                   @  rh   )ÚPdfArrayc                 C  s   dd  dd„ | D ƒ¡ d S )Ns   [ ó    c                 s  s   � | ]}t |ƒV  qd S r<   )Úpdf_repr)r@   Úxr   r   r   rB   ø   ó   € z%PdfArray.__bytes__.<locals>.<genexpr>s    ])rE   rY   r   r   r   r_   ÷   ó   zPdfArray.__bytes__N)rI   rJ   rK   r_   r   r   r   r   r¨   ö   rj   r¨   c                   @  s$   e Zd Zdd„ Zdd„ Zdd„ ZdS )ÚPdfDictc                 C  s.   |dkrt j | ||¡ d S || | d¡< d S )Nr™   r^   )ÚcollectionsÚUserDictÚ__setattr__r   rq   r   r   r   r±     s   zPdfDict.__setattr__c              
   C  s  z	| |  d¡ }W n ty } zt|ƒ|‚d }~ww t|tƒr$t|ƒ}| d¡rŒ| d¡r4|dd … }d}t|ƒdkrZ|d }t	|dd… ƒd	 }t|ƒd
krZ|t	|dd
… ƒ7 }dd t|ƒd … }t
 |d t|ƒd … |¡}|dv rŒ|d	9 }|dkr‚|d9 }t
 t |¡| ¡}|S )Nr^   ÚDatezD:é   ÚZé   é   é   é<   é   é   z%Y%m%d%H%M%S)ú+ú-r»   éÿÿÿÿ)r   ru   ÚAttributeErrorr�   r‘   rG   ÚendswithÚ
startswithrC   rQ   ÚtimeÚstrptimeÚgmtimeÚcalendarÚtimegm)rZ   rr   rs   ÚeÚrelationshipÚoffsetÚformatr   r   r   Ú__getattr__  s2   
€ÿ


zPdfDict.__getattr__c                 C  sn   t dƒ}|  ¡ D ]%\}}|d u rqt|ƒ}| d¡ | tt|ƒƒ¡ | d¡ | |¡ q| d¡ t|ƒS )Nó   <<ó   
r©   s   
>>)r¡   Úitemsrª   r¤   r‘   rŽ   )rZ   Úoutrr   rs   r   r   r   r_   #  s   


zPdfDict.__bytes__N)rI   rJ   rK   r±   rÊ   r_   r   r   r   r   r®     s    r®   c                   @  ó   e Zd Zdd„ Zdd„ ZdS )Ú	PdfBinaryc                 C  s
   || _ d S r<   )r™   )rZ   r™   r   r   r   rp   2  re   zPdfBinary.__init__c                 C  s   dd  dd„ | jD ƒ¡ S )Ns   <%s>ó    c                 s  s   � | ]}d | V  qdS )s   %02XNr   ©r@   rF   r   r   r   rB   6  r¬   z&PdfBinary.__bytes__.<locals>.<genexpr>)rE   r™   rY   r   r   r   r_   5  s   zPdfBinary.__bytes__N)rI   rJ   rK   rp   r_   r   r   r   r   rÐ   1  s    rÐ   c                   @  rÏ   )Ú	PdfStreamc                 C  s   || _ || _d S r<   )Ú
dictionaryÚbuf)rZ   rÔ   rÕ   r   r   r   rp   :  s   
zPdfStream.__init__c                 C  s†   z| j j}W n ty   | j Y S w |dkr5z| j j}W n ty*   | j j}Y nw tj| jt|ƒd�S dt	| j jƒ› d�}t
|ƒ‚)Ns   FlateDecode)Úbufsizezstream filter z unknown/unsupported)rÔ   ÚFilterr¾   rÕ   ÚDLÚLengthÚzlibÚ
decompressrQ   r”   ÚNotImplementedError)rZ   ÚfilterÚexpected_lengthr{   r   r   r   rD   >  s   
ÿÿzPdfStream.decodeN)rI   rJ   rK   rp   rD   r   r   r   r   rÓ   9  s    rÓ   c                 C  s  | du rdS | du rdS | d u rdS t | ttttfƒrt| ƒS t | ttfƒr-t| ƒ 	d¡S t | t
jƒr@dt
 d| ¡ 	d¡ d	 S t | tƒrKtt| ƒƒS t | tƒrVtt| ƒƒS t | tƒratt| ƒƒS t | tƒr~|  d
d¡} |  dd¡} |  d	d¡} d|  d	 S t| ƒS )NTs   trueFs   falses   nullr^   s   (D:z%Y%m%d%H%M%SZó   )ó   \s   \\ó   (ó   \(s   \))r�   rŽ   r®   r¨   rÐ   r‘   rQ   Úfloatry   r   rÁ   Ústruct_timeÚstrftimeÚdictÚlistrª   r   Úreplace)r«   r   r   r   rª   N  s0   



rª   c                   @  s  e Zd ZdZdrd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dsdd„Zdd„ Zdd „ Zd!d"„ Zed#d$„ ƒZd%d&„ Zdsd'd(„Zd)Zd*Zd+Zd,Zed- Zed. Zd/Zd0Zee e Ze  !ed1 e d2 e d3 e d4 e d5 e d6 e j"¡Z#e  !ed1 e d7 e d3 e d4 e d5 e e j"¡Z$d8d9„ Z%d:d;„ Z&e  !e¡Z'e  !ed< e d= ¡Z(e  !ed> ¡Z)e  !ed? e ¡Z*e+d@dA„ ƒZ,e  !dB¡Z-e+dtdDdE„ƒZ.e  !edF e d= ¡Z/e  !edG e d= ¡Z0e  !edH e d= ¡Z1e  !edI e d= ¡Z2e  !edJ e d= ¡Z3e  !edK ¡Z4e  !edL ¡Z5e  !edM e dN ¡Z6e  !edO ¡Z7e  !edP e dP e dQ e d= ¡Z8e  !edP e dP e dR e d= ¡Z9e  !edS e d= ¡Z:e  !dTe dU e dV ¡Z;e  !edW ¡Z<e  !edX e d= ¡Z=e+dudZd[„ƒZ>e  !d\¡Z?i d]d^“d_d`“dadb“dcdd“dedf“dTdT“d=d=“dgdg“e@d]ƒd^“e@d_ƒd`“e@daƒdb“e@dcƒdd“e@deƒdf“e@dTƒdT“e@d=ƒd=“e@dgƒdg“ZAe+dhdi„ ƒZBe  !edj e ¡ZCe  !ed4 e d4 e e ¡ZDe  !dk¡ZEdldm„ ZFdvdndo„ZGdsdpdq„ZHdS )wr–   z|Based on
    https://www.adobe.com/content/dam/acom/en/devnet/acrobat/pdfs/PDF32000_2008.pdf
    Supports PDF up to 1.4
    Nr   Úrbc                 C  s  |r
|r
d}t |ƒ‚|| _|| _|| _|| _d| _d| _|d ur/|d u r/t||ƒ | _}d| _|d urI|  |¡ | _}d| _|sIt	|dƒrI|j
| _i | _|rS|  ¡  n*d | _| _tƒ | _d | _tƒ | _d | _i | _g | _g | _d | _d | _i | _tƒ | _d| j_|r‰|  ¡  d S d S )Nz4specify buf or f or filename, but not both buf and fFTr�   r   )ÚRuntimeErrorÚfilenamerÕ   r†   Ústart_offsetÚshould_close_bufÚshould_close_fileÚopenÚget_buf_from_fileÚhasattrr�   Úcached_objectsÚread_pdf_infoÚfile_size_totalÚfile_size_thisr®   ÚrootÚroot_refÚinfoÚinfo_refÚpage_tree_rootÚpagesÚ
orig_pagesÚ	pages_refÚlast_xref_section_offsetÚtrailer_dictrk   Ú
xref_tablero   Úseek_end)rZ   rë   r†   rÕ   rì   Úmoder{   r   r   r   rp   q  sH   
ÿzPdfParser.__init__c                 C  s   | S r<   r   rY   r   r   r   Ú	__enter__—  s   zPdfParser.__enter__c                 C  s   |   ¡  dS )NF)Úclose)rZ   Úexc_typeÚ	exc_valueÚ	tracebackr   r   r   Ú__exit__š  s   zPdfParser.__exit__c                 C  s   |   ¡  |  ¡  d S r<   )Ú	close_bufr  rY   r   r   r   Ústart_writingž  s   zPdfParser.start_writingc                 C  s,   z| j  ¡  W n	 ty   Y nw d | _ d S r<   )rÕ   r  r¾   rY   r   r   r   r	  ¢  s   ÿ
zPdfParser.close_bufc                 C  s:   | j r|  ¡  | jd ur| jr| j ¡  d | _d S d S d S r<   )rí   r	  r†   rî   r  rY   r   r   r   r  ©  s   

þzPdfParser.closec                 C  s   | j  dtj¡ d S )Nr   )r†   ÚseekÚosÚSEEK_ENDrY   r   r   r   r  °  r\   zPdfParser.seek_endc                 C  s   | j  d¡ d S )Ns	   %PDF-1.4
)r†   rƒ   rY   r   r   r   Úwrite_header³  r   zPdfParser.write_headerc                 C  s   | j  d|› d� ¡ ¡ d S )Nz% Ú
)r†   rƒ   r   )rZ   r   r   r   r   Úwrite_comment¶  r­   zPdfParser.write_commentc                 C  sl   |   ¡  |  | j ¡ ¡| _|  d¡| _|  ¡  | j| jtdƒ| jd� | j| jtdƒt	| j
ƒ| j
d� | jS )Nr   ó   Catalog)ÚTypeÚPagesó   Pages)r  ÚCountÚKids)Údel_rootÚnext_object_idr†   r‚   r÷   rý   Úrewrite_pagesÚ	write_objrŽ   rC   rû   rY   r   r   r   Úwrite_catalog¹  s   üzPdfParser.write_catalogc                 C  sô   g }t | jƒD ]N\}}| j| }| j|j= | |tdƒ ¡ || jvr$qi }| ¡ D ]
\}}||| 	¡ < q*| j
|d< | jdi |¤Ž}t | jƒD ]\}	}
|
|krT|| j|	< qGq|D ]}|rt| j| }|j| jv rl| j|j= | dd ¡}|s\qXg | _d S )Ns   ParentÚParentr<   )r„   rü   rò   r   rR   r£   rŽ   rû   rÍ   r’   rý   Ú
write_pager>   )rZ   Úpages_tree_nodes_to_deleteÚiÚpage_refÚ	page_infoÚstringified_page_inforr   rs   Únew_page_refÚjÚcur_page_refÚpages_tree_node_refÚpages_tree_noder   r   r   r  Ç  s4   




€ý

ü€
zPdfParser.rewrite_pagesc                 C  sš   |r	|   ¡  || _| jr|  d | j¡| _| j | j¡}t| jƒ}| j|dœ}| j	d ur0| j	|d< | jr8| j|d< || _	| j dt
t|ƒƒ d|  ¡ d S )N)ó   Rootó   Sizeó   Prevó   Infos   trailer
s   
startxref
%d
%%%%EOF)r  r÷   rø   r  rù   r   rƒ   r†   rC   rþ   r‘   r®   )rZ   Únew_root_refÚ
start_xrefÚnum_entriesrÿ   r   r   r   Úwrite_xref_and_trailerä  s(   




ÿþÿz PdfParser.write_xref_and_trailerc                 O  sR   t |tƒr
| j| }d|vrtdƒ|d< d|vr| j|d< | j|g|¢R i |¤ŽS )Nr  ó   Pager  )r�   rQ   rû   rŽ   rý   r  )rZ   ÚrefÚobjsÚdict_objr   r   r   r  ø  s   


zPdfParser.write_pagec                 O  sÄ   | j }|d u r|  | ¡ ¡}n| ¡ |jf| j|j< | tt|Ž ƒ¡ | 	dd ¡}|d ur3t
|ƒ|d< |r<| t|ƒ¡ |D ]	}| t|ƒ¡ q>|d ur[| d¡ | |¡ | d¡ | d¡ |S )NÚstreamrÙ   s   stream
s   
endstream
s   endobj
)r†   r  r‚   rS   r   rR   rƒ   r‘   ri   r…   rC   rª   )rZ   r1  r2  r3  r†   r4  Úobjr   r   r   r    s$   



zPdfParser.write_objc                 C  s.   | j d u rd S | j| j j= | j| jd j= d S )Nr  )r÷   r   rR   rö   rY   r   r   r   r    s   
zPdfParser.del_rootc                 C  sR   t | dƒr	|  ¡ S t | dƒr|  ¡ S ztj|  ¡ dtjd�W S  ty(   Y dS w )NÚ	getbufferÚgetvaluer   )ÚaccessrÑ   )rñ   r6  r7  ÚmmapÚfilenoÚACCESS_READÚ
ValueError)r†   r   r   r   rð     s   

ÿzPdfParser.get_buf_from_filec                 C  sü   t | jƒ| _| j| j | _|  ¡  | jd | _| j dd ¡| _	t
|  | j¡ƒ| _| j	d u r2t
ƒ | _n	t
|  | j	¡ƒ| _td| jv dƒ t| jd dkdƒ td| jv dƒ tt| jd tƒd	ƒ | jd | _|  | j¡| _|  | j¡| _| jd d … | _d S )
Nr(  r+  ó   Typez/Type missing in Rootr  z/Type in Root is not /Catalogr  z/Pages missing in Rootz+/Pages in Root is not an indirect reference)rC   rÕ   rô   rì   rõ   Úread_trailerrÿ   r÷   r>   rù   r®   Úread_indirectrö   rø   rO   r�   rU   rý   rú   Úlinearize_page_treerû   rü   rY   r   r   r   ró   (  s,   

ÿþzPdfParser.read_pdf_infoc                 C  sV   zt t| j ¡ ƒd dƒ}W n ty   t ddƒ}Y nw |d ur)|df| j|j< |S )Nrx   r   )rU   Úmaxr   r   r<  rR   )rZ   rÈ   Ú	referencer   r   r   r  D  s   ÿzPdfParser.next_object_ids   [][()<>{}/%]s$   [][()<>{}/%\000\011\012\014\015\040]s   [\000\011\012\014\015\040]s#   [\000\011\012\014\015\0400-9a-fA-F]ó   *ó   +s   [\000\011\014\040]*s   [\r\n]+s   trailers   <<(.*>>)s	   startxrefs   ([0-9]+)s   %%EOFó   $s	   <<(.*?>>)c                 C  sÆ   t | jƒd }|| jk r| j}| j | j|¡}t|dƒ |}|r0|}| j | j| ¡ d ¡}|s |s4|}| d¡}t| d¡ƒ| _	|  
|¡| _tƒ | _| j| j	d� d| jv ra|  | jd ¡ d S d S )Né @  ztrailer end not foundé   rx   r³   ©Úxref_section_offsetr*  )rC   rÕ   rì   Úre_trailer_endÚsearchrO   ÚstartÚgrouprQ   rþ   Úinterpret_trailerrÿ   rk   r   Úread_xref_tableÚread_prev_trailer)rZ   Úsearch_start_offsetÚmÚ
last_matchÚtrailer_datar   r   r   r>  v  s(   

þ

ÿzPdfParser.read_trailerc                 C  sz   | j |d�}| j | j||d … ¡}t|dƒ | d¡}tt| d¡ƒ|kdƒ |  |¡}d|v r;|  |d ¡ d S d S )NrH  rF  zprevious trailer not foundrx   r³   zGxref section offset in previous trailer doesn't match what was expectedr*  )	rO  Úre_trailer_prevrK  rÕ   rO   rM  rQ   rN  rP  )rZ   rI  Útrailer_offsetrR  rT  rÿ   r   r   r   rP  ‹  s   ÿ

þ
ÿzPdfParser.read_prev_trailers   /([!-$&'*-.0-;=?-Z\\^-z|~]+)(?=rß   rË   s   >>c                 C  sÀ   i }d}	 | j  ||¡}|s+| j ||¡}t|o| ¡ t|ƒkdt||d … ƒ ƒ n|  | d¡¡}|  	|| ¡ ¡\}}|||< qtd|v oMt
|d tƒdƒ td|v o[t
|d tƒdƒ |S )	Nr   Tz+name not found in trailer, remaining data: rx   r)  z&/Size not in trailer or not an integerr(  z1/Root not in trailer or not an indirect reference)Úre_nameÚmatchÚre_dict_endrO   ÚendrC   r”   r—   rM  Ú	get_valuer�   rQ   rU   )r˜   rT  ÚtrailerrÈ   rR  rr   rs   r   r   r   rN  ¤  s4   ÿþôþþzPdfParser.interpret_trailers   ([^#]*)(#([0-9a-fA-F]{2}))?Fc                 C  sj   d}| j  |¡D ]!}| d¡r"|| d¡t | d¡ d¡¡ 7 }q|| d¡7 }q|r1| d¡S t|ƒS )NrÑ   é   rx   r^   zutf-8)Úre_hashes_in_nameÚfinditerrM  r¡   ÚfromhexrD   r‘   )r˜   ÚrawÚas_textr�   rR  r   r   r   r—   Á  s   
&
zPdfParser.interpret_names   null(?=s   true(?=s   false(?=s   ([-+]?[0-9]+)(?=s)   ([-+]?([0-9]+\.[0-9]*|[0-9]*\.[0-9]+))(?=s   \[ó   ]s   <(s   *)>râ   s   ([-+]?[0-9]+)s   R(?=s   obj(?=s	   endobj(?=rá   s	   %[^\r\n]*s   )*s   stream\r?\ns   endstream(?=r½   c              
   C  sÚ  |dkrdS | j  ||¡}|r| ¡ }| j ||¡}|rttt| d¡ƒdkdƒ tt| d¡ƒdkdƒ t|d u pI|tt| d¡ƒt| d¡ƒƒkdƒ | j|| ¡ |d d�\}}|d u rb|d fS | j	 ||¡}t|d	ƒ || ¡ fS t| d
ƒ | j
 ||¡}|r®tt| d¡ƒdkdƒ tt| d¡ƒdkdƒ tt| d¡ƒt| d¡ƒƒ| ¡ fS | j ||¡}|�rc| ¡ }i }| j ||¡}|sü| j|||d d�\}}|d u rÛ|d fS | j|||d d�\}	}|	||< |d u ró|d fS | j ||¡}|rÇ| ¡ }| j ||¡}|�r[zt|d ƒ}
W n tttf�y/ } zd| dd ¡ }t|ƒ|‚d }~ww || ¡ | ¡ |
 … }| j || ¡ |
 ¡}t|dƒ | ¡ }tt|ƒ|ƒ}||fS t|ƒ}||fS | j ||¡}|�r§| ¡ }g }| j ||¡}|�s¡| j|||d d�\}	}| |	¡ |d u �r—|d fS | j ||¡}|�r}|| ¡ fS | j ||¡}|�r·d | ¡ fS | j ||¡}|�rÇd| ¡ fS | j ||¡}|�r×d| ¡ fS | j ||¡}|�rït|  | d¡¡ƒ| ¡ fS | j ||¡}|�rt| d¡ƒ| ¡ fS | j  ||¡}|�rt!| d¡ƒ| ¡ fS | j" ||¡}|�rKt#dd„ | d¡D ƒƒ}t$|ƒd dk�r?| t%dƒ¡ t# &| 'd¡¡| ¡ fS | j( ||¡}|�r]|  )|| ¡ ¡S dt*|||d … ƒ }t|ƒ‚)Nr   )NNrx   z<indirect object definition: object ID must be greater than 0r³   z;indirect object definition: generation must be non-negativez2indirect object definition different than expected)Úmax_nestingz(indirect object definition end not foundz$indirect object definition not foundz;indirect object reference: object ID must be greater than 0z:indirect object reference: generation must be non-negatives   Lengthz)bad or missing Length in stream dict (%r)zstream end not foundTFc                 s  s   � | ]	}|d v r|V  qdS )s   0123456789abcdefABCDEFNr   rÒ   r   r   r   rB   l  s   € ÿz&PdfParser.get_value.<locals>.<genexpr>ó   0r^   zunrecognized object: é    )+Ú
re_commentrX  rZ  Úre_indirect_def_startrO   rQ   rM  rU   r[  Úre_indirect_def_endÚre_indirect_referenceÚre_dict_startrY  Úre_stream_startÚ	TypeErrorru   r<  r>   rH   Úre_stream_endrÓ   r®   Úre_array_startÚre_array_endr£   Úre_nullÚre_trueÚre_falserW  rŽ   r—   Úre_intÚre_realrã   Úre_string_hexr¡   rC   r�   r`  rD   Úre_string_litÚget_literal_stringr”   )r˜   r™   rÈ   Úexpect_indirectrd  rR  Úobjectr¥   rr   rs   Ú
stream_lenrÆ   r{   Ústream_dataÚ
hex_stringr   r   r   r[  ÿ  sò   þþÿü
ÿþþ&ø	ÿ
€ü
ÿ

ûÿzPdfParser.get_valuesF   (\\[nrtbf()\\])|(\\[0-9]{1,3})|(\\(\r\n|\r|\n))|(\r\n|\r|\n)|(\()|(\))ó   nrÌ   ó   ró   ó   tó   	ó   bó   ó   fó   rà   c                 C  s  d}t ƒ }| j ||¡D ]u}| ||| ¡ … ¡ | d¡r,| | j| d¡d  ¡ nQ| d¡rA| t| d¡dd … dƒ¡ n<| d¡rGn6| d¡rR| d¡ n+| d¡ra| d	¡ |d7 }n| d
¡r}|dkrtt	|ƒ| 
¡ f  S | d¡ |d8 }| 
¡ }qd}t|ƒ‚)Nr   rx   r³   é   r]  é   rÌ   é   rá   é   rß   zunfinished literal string)r¡   Úre_lit_str_tokenr_  r¤   rL  rM  Úescaped_charsr£   rQ   r‘   rZ  rH   )r˜   r™   rÈ   Únesting_depthr¥   rR  r{   r   r   r   rx  �  s.   

 







zPdfParser.get_literal_strings   xrefs+   ([0-9]{10}) ([0-9]{5}) ([fn])( \r| \n|\r\n)c                 C  sø   d}| j  | j|| j ¡}t|dƒ | ¡ }	 | j | j|¡}|s)t|dƒ 	 |S d}| ¡ }t| d¡ƒ}t| d¡ƒ}t	||| ƒD ]6}| j
 | j|¡}t|dƒ | ¡ }| d¡d	k}|szt| d¡ƒ}	t| d¡ƒ|	f}
|| jvrz|
| j|< qDq)
NFzxref section start not foundTzxref subsection start not foundrx   r³   zxref entry not foundr]  r…  )Úre_xref_section_startrX  rÕ   rì   rO   rZ  Úre_xref_subsection_startrQ   rM  r§   Úre_xref_entryr   )rZ   rI  Úsubsection_foundrR  rÈ   Úfirst_objectÚnum_objectsr  Úis_freerS   Ú	new_entryr   r   r   rO  µ  s<   ÿ
ÿò


€ìzPdfParser.read_xref_tablec              
   C  st   | j |d  \}}t||d kd|d › d|d › d|› d|› �ƒ | j| j|| j t|Ž |d�d }|| j|< |S )Nr   rx   zexpected to find generation z for object ID z) in xref table, instead found generation z at offset )ry  rd  )r   rO   r[  rÕ   rì   rU   rò   )rZ   r1  rd  rÈ   rS   rs   r   r   r   r?  Ó  s&   
ÿÿþüû
zPdfParser.read_indirectc                 C  sj   |d u r| j }t|d dkdƒ g }|d D ]}|  |¡}|d dkr)| |¡ q| | j|d�¡ q|S )Nr=  r  z%/Type of page tree node is not /Pagess   Kidsr0  )Únode)rú   rO   r?  r£   r¤   r@  )rZ   r–  rû   ÚkidÚ
kid_objectr   r   r   r@  ã  s   ÿ
zPdfParser.linearize_page_tree)NNNr   ré   r<   )F)Nr½   )r½   )IrI   rJ   rK   rL   rp   r  r  r
  r	  r  r  r  r  r  r  r/  r  r  r  Ústaticmethodrð   ró   r  Ú	delimiterÚdelimiter_or_wsÚ
whitespaceÚwhitespace_or_hexÚwhitespace_optionalÚwhitespace_mandatoryÚwhitespace_optional_no_nlÚnewline_onlyÚnewlineÚreÚcompileÚDOTALLrJ  rU  r>  rP  Úre_whitespace_optionalrW  rk  rY  r¦   rN  r^  r—   rq  rr  rs  rt  ru  ro  rp  rv  rw  rj  rh  ri  rg  rl  rn  r[  r‹  r�   rŒ  rx  rŽ  r�  r�  rO  r?  r@  r   r   r   r   r–   k  s¼   
&
	


ÿþýüûúùø	÷
öõóÿþýüûúùø	÷
öô
ÿþýÿ

ÿÿþýÿÿÿþýüûúùÿ
ÿþýüûúùÿ
ÿÿÿzÿÿþýüûúùø	÷
öõôóòñð
ÿþýüûÿ

r–   )%Ú
__future__r   rÄ   r	   r¯   r9  r  r£  rÁ   rÚ   Útypingr   r   r   r   r   r   r=   rG   rê   rH   rO   rP   rU   ri   rk   rŽ   r¨   r°   ry   r‘   Ú	_DictBaser®   rÐ   rÓ   rª   r–   r   r   r   r   Ú<module>   sÒ    ÿþýüûúùø	÷
öõôóòñðïîíìëêéèçæåäãâá à!ß"Þ#×-\'0