a
    ¥Q•ha†  ã                *   @   s`  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„ Z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%d&d'd(d)d*d+d,d-œ)Z	d.d/„ Z
G d0d1„ d1eƒZd2d3„ ZG d4d5„ d5e d6d7d8g¡ƒZG d9d:„ d:eƒZG d;d<„ d<ƒZG d=d>„ d>ƒZG d?d@„ d@eƒZG dAdB„ dBejƒZG dCdD„ dDƒZG dEdF„ dFƒZdGdH„ ZG dIdJ„ dJƒZdS )Ké    Nc                 C   s   t j|  d¡ S )NÚ	utf_16_be)ÚcodecsÚBOM_UTF16_BEÚencode)Ús© r   úF/var/www/sistema_ama/venv/lib/python3.9/site-packages/PIL/PdfParser.pyÚencode_text   s    r	   úu   Ë˜u   Ë‡u   Ë†u   Ë™u   Ë�u   Ë›u   Ëšu   Ëœu   â€¢u   â€ u   â€¡u   â€¦u   â€”u   â€“u   Æ’u   â�„u   â€¹u   â€ºu   âˆ’u   â€°u   â€žu   â€œu   â€�u   â€˜u   â€™u   â€šu   â„¢u   ï¬�u   ï¬‚u   Å�u   Å’u   Å u   Å¸u   Å½u   Ä±u   Å‚u   Å“u   Å¡u   Å¾u   â‚¬))é   é   é   é   é   é   é   é   é   é€   é�   é‚   éƒ   é„   é…   é†   é‡   éˆ   é‰   éŠ   é‹   éŒ   é�   éŽ   é�   é�   é‘   é’   é“   é”   é•   é–   é—   é˜   é™   éš   é›   éœ   é�   éž   é    c                 C   sH   | d t tjƒ… tjkr0| t tjƒd …  d¡S d dd„ | D ƒ¡S d 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>B   ó    zdecode_text.<locals>.<genexpr>)Úlenr   r   ÚdecodeÚjoin)Úbr   r   r   Údecode_text>   s    rA   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   rB   E   s   rB   c                 C   s   | st |ƒ‚d S r5   )rB   )Ú	conditionÚerror_messager   r   r   Úcheck_format_conditionL   s    rI   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   s   d|  S )Nz%s %s Rr   ©Úselfr   r   r   Ú__str__T   s    zIndirectReference.__str__c                 C   s   |   ¡  d¡S ©Núus-ascii)rM   r   rK   r   r   r   Ú	__bytes__W   s    zIndirectReference.__bytes__c                 C   s$   |j | j u o"|j| jko"|j| jkS r5   )Ú	__class__Ú	object_idÚ
generation©rL   Úotherr   r   r   Ú__eq__Z   s
    
ÿ
ýzIndirectReference.__eq__c                 C   s
   | |k S r5   r   rT   r   r   r   Ú__ne__a   s    zIndirectReference.__ne__c                 C   s   t | j| jfƒS r5   )ÚhashrR   rS   rK   r   r   r   Ú__hash__d   s    zIndirectReference.__hash__N)rC   rD   rE   rM   rP   rV   rW   rY   r   r   r   r   rJ   Q   s
   rJ   ZIndirectReferenceTuplerR   rS   c                   @   s   e Zd Zdd„ ZdS )ÚIndirectObjectDefc                 C   s   d|  S )Nz	%s %s objr   rK   r   r   r   rM   i   s    zIndirectObjectDef.__str__N)rC   rD   rE   rM   r   r   r   r   rZ   h   s   rZ   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_finishedrK   r   r   r   Ú__init__n   s    
zXrefTable.__init__c                 C   s2   | j r|| j|< n
|| j|< || jv r.| j|= d S r5   )r_   r]   r\   r^   ©rL   ÚkeyÚvaluer   r   r   Ú__setitem__t   s
    

zXrefTable.__setitem__c                 C   s.   z| j | W S  ty(   | j|  Y S 0 d S r5   )r]   ÚKeyErrorr\   ©rL   rb   r   r   r   Ú__getitem__|   s    zXrefTable.__getitem__c                 C   sŠ   || j v r0| j | d d }| j |= || j|< nV|| jv rX| j| d d }|| j|< n.|| jv rn| j| }ndt|ƒ d }t|ƒ‚d S )Né   z
object ID z+ cannot be deleted because it doesn't exist)r]   r^   r\   ÚstrÚ
IndexError)rL   rb   rS   Úmsgr   r   r   Ú__delitem__‚   s    


ÿzXrefTable.__delitem__c                 C   s   || j v p|| jv S r5   )r\   r]   rf   r   r   r   Ú__contains__’   s    zXrefTable.__contains__c                 C   s.   t t| j ¡ ƒt| j ¡ ƒB t| j ¡ ƒB ƒS r5   )r=   Úsetr\   Úkeysr]   r^   rK   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 r5   )rn   r\   ro   r^   r]   rK   r   r   r   ro   œ   s    þzXrefTable.keysc              	   C   sJ  t t| j ¡ ƒt| j ¡ ƒB ƒ}t t| j ¡ ƒƒ}| ¡ }| d¡ |�rFd }t|ƒD ]>\}}|d u sr|d |krx|}qV|d |… }||d … } qžqV|}d }| d|d t|ƒf ¡ |D ]†}	|	| jv rà| d| j|	  ¡ q¼| 	d¡}
t
|	|
kd|	› d|
› �ƒ z|d }W n t�y(   d}Y n0 | d|| j|	 f ¡ q¼qD|S )	Ns   xref
rh   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sortedrn   r]   ro   r^   ÚtellÚwriteÚ	enumerater=   ÚpoprI   rj   )rL   Úfro   Zdeleted_keysÚ	startxrefÚprevÚindexrb   Zcontiguous_keysrR   Zthis_deleted_object_idZnext_in_linked_listr   r   r   rs   ¡   sF     


ÿþ
ÿÿzXrefTable.writeN)rC   rD   rE   r`   rd   rg   rl   rm   rp   ro   rs   r   r   r   r   r[   m   s   r[   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   s6   t |tƒr|j| _nt |tƒr&|| _n| d¡| _d S rN   )Ú
isinstancerz   ÚnameÚbytesr   )rL   r|   r   r   r   r`   Ê   s
    


zPdfName.__init__c                 C   s   | j  d¡S rN   )r|   r>   rK   r   r   r   Úname_as_strÒ   s    zPdfName.name_as_strc                 C   s    t |tƒr|j| jkp|| jkS r5   )r{   rz   r|   rT   r   r   r   rV   Õ   s    ÿþzPdfName.__eq__c                 C   s
   t | jƒS r5   )rX   r|   rK   r   r   r   rY   Ú   s    zPdfName.__hash__c                 C   s   dt | jƒ› d�S )NzPdfName(ú))Úreprr|   rK   r   r   r   Ú__repr__Ý   s    zPdfName.__repr__c                 C   s   | t  |¡ƒS r5   )Ú	PdfParserÚinterpret_name)ÚclsÚdatar   r   r   Úfrom_pdf_streamà   s    zPdfName.from_pdf_streamé!   é   c                 C   s   h | ]}t |ƒ’qS r   )Úord)r9   Úcr   r   r   Ú	<setcomp>ä   r<   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}   )rL   Úresultr@   r   r   r   rP   æ   s    

zPdfName.__bytes__N)rC   rD   rE   r`   r~   rV   rY   r�   Úclassmethodr†   rn   ÚrangerŽ   rP   r   r   r   r   rz   É   s   
rz   c                   @   s   e Zd Zdd„ ZdS )ÚPdfArrayc                 C   s   dd  dd„ | D ƒ¡ d S )Ns   [ ó    c                 s   s   | ]}t |ƒV  qd S r5   )Úpdf_repr)r9   Úxr   r   r   r;   ò   r<   z%PdfArray.__bytes__.<locals>.<genexpr>s    ])r?   rK   r   r   r   rP   ñ   s    zPdfArray.__bytes__N)rC   rD   rE   rP   r   r   r   r   r”   ð   s   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 | ||¡ n|| | d¡< d S )Nr…   rO   )ÚcollectionsÚUserDictÚ__setattr__r   ra   r   r   r   r›   ö   s    zPdfDict.__setattr__c              
   C   s.  z| |  d¡ }W n. ty@ } zt|ƒ|‚W Y d }~n
d }~0 0 t|tƒrTt|ƒ}| d¡�r*| d¡rv|dd … }d}t|ƒdkrÂ|d }t	|dd… ƒd	 }t|ƒd
krÂ|t	|dd
… ƒ7 }dd t|ƒd … }t
 |d t|ƒd … |¡}|dv �r*|d	9 }|dk�r|d9 }t
 t |¡| ¡}|S )NrO   ÚDatezD:é   ÚZé   é   é   é<   é   é   z%Y%m%d%H%M%S)ú+ú-r¥   éÿÿÿÿ)r   re   ÚAttributeErrorr{   r}   rA   ÚendswithÚ
startswithr=   ÚintÚtimeÚstrptimeÚgmtimeÚcalendarÚtimegm)rL   rb   rc   ÚeÚrelationshipÚoffsetÚformatr   r   r   Ú__getattr__ü   s.     



zPdfDict.__getattr__c                 C   sn   t dƒ}|  ¡ D ]J\}}|d u r"qt|ƒ}| d¡ | tt|ƒƒ¡ | d¡ | |¡ q| d¡ t|ƒS )Nó   <<ó   
r•   s   
>>)r�   Úitemsr–   r�   r}   rz   )rL   Úoutrb   rc   r   r   r   rP     s    


zPdfDict.__bytes__N)rC   rD   rE   r›   rµ   rP   r   r   r   r   r˜   õ   s   r˜   c                   @   s   e Zd Zdd„ Zdd„ ZdS )Ú	PdfBinaryc                 C   s
   || _ d S r5   )r…   )rL   r…   r   r   r   r`   &  s    zPdfBinary.__init__c                 C   s   dd  dd„ | jD ƒ¡ S )Ns   <%s>r<   c                 s   s   | ]}d | V  qdS )s   %02XNr   ©r9   r@   r   r   r   r;   *  r<   z&PdfBinary.__bytes__.<locals>.<genexpr>)r?   r…   rK   r   r   r   rP   )  s    zPdfBinary.__bytes__N)rC   rD   rE   r`   rP   r   r   r   r   rº   %  s   rº   c                   @   s   e Zd Zdd„ Zdd„ ZdS )Ú	PdfStreamc                 C   s   || _ || _d S r5   )Ú
dictionaryÚbuf)rL   r½   r¾   r   r   r   r`   .  s    zPdfStream.__init__c                 C   sŠ   z| j j}W n ty$   | j Y S 0 |dkrjz| j j}W n tyT   | j j}Y n0 tj| jt|ƒd�S dt	| j jƒ› d�}t
|ƒ‚d S )Ns   FlateDecode)Úbufsizezstream filter z unknown/unsupported)r½   ÚFilterr¨   r¾   ZDLÚLengthÚzlibÚ
decompressr«   r€   ÚNotImplementedError)rL   ÚfilterZexpected_lengthrk   r   r   r   r>   2  s    zPdfStream.decodeN)rC   rD   rE   r`   r>   r   r   r   r   r¼   -  s   r¼   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rZt| ƒ 	d¡S t | t
jƒr€dt
 d| ¡ 	d¡ d	 S t | tƒr–tt| ƒƒS t | tƒr¬tt| ƒƒS t | tƒrÂtt| ƒƒS t | tƒ� rþ|  d
d¡} |  dd¡} |  d	d¡} d|  d	 S t| ƒS d S )NTs   trueFs   falses   nullrO   s   (D:z%Y%m%d%H%M%SZó   )ó   \s   \\ó   (ó   \(s   \))r{   rz   r˜   r”   rº   r}   r«   Úfloatri   r   r¬   Ústruct_timeÚstrftimeÚdictÚlistr–   r	   Úreplace)r—   r   r   r   r–   B  s0    


r–   c                    @   sî  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$„ ƒZd%d&„ Zdtd'd(„Zd)Zd*Zd+Zd,Zed- Zed. Zd/Zd0Zee e Ze  !ed1 e d2 e d3 e d4 e d5 e d6 e j"¡Z#e  !ed1 e d7 e d3 e d4 e d5 e e j"¡Z$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+dudDdE„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+dvdZd[„ƒZ>e  !d\¡Z?d]d^d_d`dadbdcdddedfdTdTd=d=dgdge@d]ƒd^e@d_ƒd`e@daƒdbe@dcƒdde@deƒdfe@dTƒdTe@d=ƒd=e@dgƒdgiZAe+dhdi„ ƒZBe  !edj e ¡ZCe  !ed4 e d4 e e ¡ZDe  !dk¡ZEdldm„ ZFdwdndo„ZGdxdpdq„ZHdS )yr‚   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r’|  |¡ | _}d| _|s’t	|dƒr’|j
| _i | _|r¦|  ¡  nTd | _| _tƒ | _d | _tƒ | _d | _i | _g | _g | _d | _d | _i | _tƒ | _d| j_|�r|  ¡  d S )Nz4specify buf or f or filename, but not both buf and fFTr|   r   )ÚRuntimeErrorÚfilenamer¾   rv   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_dictr[   Ú
xref_tabler_   Úseek_end)rL   rÒ   rv   r¾   rÓ   Úmoderk   r   r   r   r`   e  sF    
zPdfParser.__init__c                 C   s   | S r5   r   rK   r   r   r   Ú	__enter__‹  s    zPdfParser.__enter__c                 C   s   |   ¡  dS )NF)Úclose)rL   Úexc_typeÚ	exc_valueÚ	tracebackr   r   r   Ú__exit__Ž  s    zPdfParser.__exit__c                 C   s   |   ¡  |  ¡  d S r5   )Ú	close_bufrè   rK   r   r   r   Ústart_writing’  s    zPdfParser.start_writingc                 C   s,   z| j  ¡  W n ty    Y n0 d | _ d S r5   )r¾   rë   r¨   rK   r   r   r   rð   –  s
    zPdfParser.close_bufc                 C   s2   | j r|  ¡  | jd ur.| jr.| j ¡  d | _d S r5   )rÔ   rð   rv   rÕ   rë   rK   r   r   r   rë   �  s
    
zPdfParser.closec                 C   s   | j  dtj¡ d S )Nr   )rv   ÚseekÚosÚSEEK_ENDrK   r   r   r   rè   ¤  s    zPdfParser.seek_endc                 C   s   | j  d¡ d S )Ns	   %PDF-1.4
)rv   rs   rK   r   r   r   Úwrite_header§  s    zPdfParser.write_headerc                 C   s   | j  d|› d� ¡ ¡ d S )Nz% Ú
)rv   rs   r   )rL   r   r   r   r   Úwrite_commentª  s    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)rù   ÚCountÚKids)Údel_rootÚnext_object_idrv   rr   rÞ   rä   Úrewrite_pagesÚ	write_objrz   r=   râ   rK   r   r   r   Úwrite_catalog­  s    üzPdfParser.write_catalogc                 C   sò   g }t | jƒD ]œ\}}| j| }| j|j= | |tdƒ ¡ || jvrHqi }| ¡ D ]\}}||| 	¡ < qT| j
|d< | jdi |¤Ž}t | jƒD ]\}	}
|
|krŽ|| j|	< qŽq|D ]6}|r°| j| }|j| jv rØ| j|j= | dd ¡}q´q°g | _d S )Ns   ParentÚParent)N)rt   rã   rÙ   rç   rR   r�   rz   râ   r¸   r~   rä   Ú
write_pager7   )rL   Zpages_tree_nodes_to_deleteÚiZpage_refZ	page_infoZstringified_page_inforb   rc   Znew_page_refÚjZcur_page_refZpages_tree_node_refZpages_tree_noder   r   r   r   »  s,    





zPdfParser.rewrite_pagesc                 C   sš   |r|   ¡  || _| jr(|  d | j¡| _| j | j¡}t| jƒ}| j|dœ}| j	d ur`| j	|d< | jrp| j|d< || _	| j dt
t|ƒƒ d|  ¡ d S )N)ó   Rootó   Sizeó   Prevó   Infos   trailer
s   
startxref
%d
%%%%EOF)rþ   rÞ   rß   r  rà   rç   rs   rv   r=   rå   r}   r˜   )rL   Znew_root_refZ
start_xrefÚnum_entriesræ   r   r   r   Úwrite_xref_and_trailerØ  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 )Nrù   ó   Pager  )r{   r«   râ   rz   rä   r  )rL   ÚrefÚobjsÚdict_objr   r   r   r  ì  s    


zPdfParser.write_pagec                 O   sÄ   | j }|d u r|  | ¡ ¡}n| ¡ |jf| j|j< | tt|Ž ƒ¡ | 	dd ¡}|d urft
|ƒ|d< |rx| t|ƒ¡ |D ]}| t|ƒ¡ q||d ur¶| d¡ | |¡ | d¡ | d¡ |S )NÚstreamrÁ   s   stream
s   
endstream
s   endobj
)rv   rÿ   rr   rS   rç   rR   rs   r}   rZ   ru   r=   r–   )rL   r  r  r  rv   r  Úobjr   r   r   r  õ  s$    



zPdfParser.write_objc                 C   s.   | j d u rd S | j| j j= | j| jd j= d S )Nrû   )rÞ   rç   rR   rÝ   rK   r   r   r   rþ   
  s    
zPdfParser.del_rootc                 C   sV   t | dƒr|  ¡ S t | dƒr$|  ¡ S ztj|  ¡ dtjd�W S  tyP   Y dS 0 d S )NÚ	getbufferÚgetvaluer   )Úaccessr<   )rØ   r  r  ÚmmapÚfilenoÚACCESS_READÚ
ValueError)rv   r   r   r   r×     s    

zPdfParser.get_buf_from_filec                 C   sü   t | jƒ| _| j| j | _|  ¡  | jd | _| j dd ¡| _	t
|  | j¡ƒ| _| j	d u rdt
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 Rootrø   z/Type in Root is not /Catalogrû   z/Pages missing in Rootz+/Pages in Root is not an indirect reference)r=   r¾   rÛ   rÓ   rÜ   Úread_trailerræ   rÞ   r7   rà   r˜   Úread_indirectrÝ   rß   rI   r{   rJ   rä   rá   Úlinearize_page_treerâ   rã   rK   r   r   r   rÚ     s,    

ÿþzPdfParser.read_pdf_infoc                 C   sV   zt t| j ¡ ƒd dƒ}W n ty8   t ddƒ}Y n0 |d urR|df| j|j< |S )Nrh   r   )rJ   Úmaxrç   ro   r  rR   )rL   r³   Ú	referencer   r   r   rÿ   8  s    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   sÀ   t | jƒd }|| jk r| j}| j | j|¡}t|dƒ |}|r^|}| j | j| ¡ d ¡}q<|sf|}| d¡}t| d¡ƒ| _	|  
|¡| _tƒ | _| j| j	d� d| jv r¼|  | jd ¡ d S )Né @  ztrailer end not foundé   rh   r�   ©Úxref_section_offsetr	  )r=   r¾   rÓ   Úre_trailer_endÚsearchrI   ÚstartÚgroupr«   rå   Úinterpret_trailerræ   r[   rç   Úread_xref_tableÚread_prev_trailer)rL   Zsearch_start_offsetÚmZ
last_matchÚtrailer_datar   r   r   r  j  s$    



zPdfParser.read_trailerc                 C   sv   | j |d�}| j | j||d … ¡}t|dƒ | d¡}tt| d¡ƒ|kdƒ |  |¡}d|v rr|  |d ¡ d S )Nr%  r#  zprevious trailer not foundrh   r�   zGxref section offset in previous trailer doesn't match what was expectedr	  )	r,  Úre_trailer_prevr(  r¾   rI   r*  r«   r+  r-  )rL   r&  Ztrailer_offsetr.  r/  ræ   r   r   r   r-    s    ÿ

þ
zPdfParser.read_prev_trailers   /([!-$&'*-.0-;=?-Z\\^-z|~]+)(?=rÆ   r¶   s   >>c                 C   s¾   i }d}| j  ||¡}|sT| j ||¡}t|o<| ¡ t|ƒkdt||d … ƒ ƒ q‚|  | d¡¡}|  	|| ¡ ¡\}}|||< qtd|v o˜t
|d tƒdƒ td|v o´t
|d tƒdƒ |S )Nr   z+name not found in trailer, remaining data: rh   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_endrI   Úendr=   r€   rƒ   r*  Ú	get_valuer{   r«   rJ   )r„   r/  Útrailerr³   r.  rb   rc   r   r   r   r+  ˜  s0    ÿþ
þþzPdfParser.interpret_trailers   ([^#]*)(#([0-9a-fA-F]{2}))?Fc                 C   sn   d}| j  |¡D ]B}| d¡rD|| d¡t | d¡ d¡¡ 7 }q|| d¡7 }q|rb| d¡S t|ƒS d S )Nr<   é   rh   rO   zutf-8)Úre_hashes_in_nameÚfinditerr*  r�   Úfromhexr>   r}   )r„   ÚrawÚas_textr|   r.  r   r   r   rƒ   µ  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   *)>rÉ   s   ([-+]?[0-9]+)s   R(?=s   obj(?=s	   endobj(?=rÈ   s	   %[^\r\n]*s   )*s   stream\r?\ns   endstream(?=r§   c              
   C   sê  |dkrdS | j  ||¡}|r&| ¡ }| j ||¡}|rètt| d¡ƒdkdƒ tt| d¡ƒdkdƒ t|d u p’|tt| d¡ƒt| d¡ƒƒkdƒ | j|| ¡ |d d�\}}|d u rÄ|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 ||¡}|�rÔ| ¡ }i }| j ||¡}|�s | j|||d d�\}}|d u �r¼|d fS | j|||d d�\}	}|	||< |d u �rî|d fS | j ||¡}�qŒ| ¡ }| j ||¡}|�rÄzt|d ƒ}
W nF tttf�yr } z&d| dd ¡ }t|ƒ|‚W Y d }~n
d }~0 0 || ¡ | ¡ |
 … }| j || ¡ |
 ¡}t|dƒ | ¡ }tt|ƒ|ƒ}nt|ƒ}||fS | j ||¡}|�rZ| ¡ }g }| j ||¡}|�sN| j|||d d�\}	}| |	¡ |d u �r<|d fS | j ||¡}�q|| ¡ fS | j ||¡}|�rzd | ¡ fS | j ||¡}|�ršd| ¡ fS | j ||¡}|�rºd| ¡ fS | j ||¡}|�rêt|  | d¡¡ƒ| ¡ fS | j ||¡}|�rt| d¡ƒ| ¡ fS | j  ||¡}|�r>t!| d¡ƒ| ¡ fS | j" ||¡}|�r¢t#dd„ | d¡D ƒƒ}t$|ƒd dk�rŠ| t%dƒ¡ t# &| 'd¡¡| ¡ fS | j( ||¡}|�rÆ|  )|| ¡ ¡S dt*|||d … ƒ }t|ƒ‚d S )Nr   )NNrh   z<indirect object definition: object ID must be greater than 0r�   z;indirect object definition: generation must be non-negativez2indirect object definition different than expected)Úmax_nestingz(indirect object definition end not foundz$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   r»   r   r   r   r;   `  s   z&PdfParser.get_value.<locals>.<genexpr>ó   0rO   zunrecognized object: é    )+Ú
re_commentr2  r4  Úre_indirect_def_startrI   r«   r*  rJ   r5  Úre_indirect_def_endÚre_indirect_referenceÚre_dict_startr3  Úre_stream_startÚ	TypeErrorre   r  r7   rB   Úre_stream_endr¼   r˜   Úre_array_startÚre_array_endr�   Úre_nullÚre_trueÚre_falser1  rz   rƒ   Úre_intÚre_realrÊ   Úre_string_hexr�   r=   r‰   r:  r>   Úre_string_litÚget_literal_stringr€   )r„   r…   r³   Úexpect_indirectr>  r.  Úobjectr‘   rb   rc   Z
stream_lenr±   rk   Zstream_dataZ
hex_stringr   r   r   r5  ó  sè    þþÿü
ÿþþ&

ÿ 


ÿzPdfParser.get_valuesF   (\\[nrtbf()\\])|(\\[0-9]{1,3})|(\\(\r\n|\r|\n))|(\r\n|\r|\n)|(\()|(\))ó   nr·   ó   ró   ó   tó   	ó   bó   ó   fó   rÇ   c                 C   s  d}t ƒ }| j ||¡D ]ê}| ||| ¡ … ¡ | d¡rX| | j| d¡d  ¡ n¢| d¡r‚| t| d¡dd … dƒ¡ nx| d¡rŽnl| d¡r¤| d¡ nV| d¡rÂ| d	¡ |d7 }n8| d
¡rú|dkrèt	|ƒ| 
¡ f  S | d¡ |d8 }| 
¡ }qd}t|ƒ‚d S )Nr   rh   r�   é   r7  é   r·   é   rÈ   é   rÆ   zunfinished literal string)r�   Úre_lit_str_tokenr9  r�   r)  r*  Úescaped_charsr�   r«   r}   r4  rB   )r„   r…   r³   Znesting_depthr‘   r.  rk   r   r   r   rR  „  s.    

 







zPdfParser.get_literal_strings   xrefs+   ([0-9]{10}) ([0-9]{5}) ([fn])( \r| \n|\r\n)c                 C   sö   d}| j  | j|| j ¡}t|dƒ | ¡ }| j | j|¡}|sLt|dƒ qòd}| ¡ }t| d¡ƒ}t| d¡ƒ}t	||| ƒD ]l}| j
 | j|¡}t|dƒ | ¡ }| d¡d	k}|s‚t| d¡ƒ}	t| d¡ƒ|	f}
|| jvr‚|
| j|< q‚q,|S )
NFzxref section start not foundzxref subsection start not foundTrh   r�   zxref entry not foundr7  r\  )Úre_xref_section_startr2  r¾   rÓ   rI   r4  Úre_xref_subsection_startr«   r*  r“   Úre_xref_entryrç   )rL   r&  Zsubsection_foundr.  r³   Zfirst_objectÚnum_objectsr  Zis_freerS   Z	new_entryr   r   r   r,  ©  s6    ÿ
ÿ

z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   rh   zexpected to find generation z for object ID z) in xref table, instead found generation z at offset )rS  r>  )rç   rI   r5  r¾   rÓ   rJ   rÙ   )rL   r  r>  r³   rS   rc   r   r   r   r  Ç  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 ]8}|  |¡}|d dkrR| |¡ q,| | j|d�¡ q,|S )Nr  rû   z%/Type of page tree node is not /Pagess   Kidsr  )Únode)rá   rI   r  r�   r�   r  )rL   rh  râ   ÚkidZ
kid_objectr   r   r   r  ×  s    ÿ
zPdfParser.linearize_page_tree)NNNr   rÐ   )N)N)F)Nr§   )r§   )N)IrC   rD   rE   rF   r`   rê   rï   rñ   rð   rë   rè   rõ   r÷   r  r   r  r  r  rþ   Ústaticmethodr×   rÚ   rÿ   Ú	delimiterZdelimiter_or_wsÚ
whitespaceZwhitespace_or_hexZwhitespace_optionalZwhitespace_mandatoryZwhitespace_optional_no_nlZnewline_onlyÚnewlineÚreÚcompileÚDOTALLr'  r0  r  r-  Zre_whitespace_optionalr1  rE  r3  r’   r+  r8  rƒ   rK  rL  rM  rN  rO  rI  rJ  rP  rQ  rD  rB  rC  rA  rF  rH  r5  rb  r‰   rc  rR  rd  re  rf  r,  r  r  r   r   r   r   r‚   _  sš  
&
	


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ð
ÿþýüûÿ

r‚   )r¯   r   r™   r  ró   rn  r¬   rÂ   r	   r6   rA   rÑ   rB   rI   Ú
namedtuplerJ   rZ   r[   rz   rÎ   r”   rš   r˜   rº   r¼   r–   r‚   r   r   r   r   Ú<module>   s‚   ×-
ÿ\'0