B S@sdZddlmZddlZddlmZmZmZddlm Z ddl m Z ddl m Z Gd d d eZGd d d eZGd ddeZGdddeZGdddeZdS)zO Provides a general interface to a *physical* OPC package, such as a zip file. )absolute_importN)ZipFile is_zipfile ZIP_DEFLATED) is_string)PackageNotFoundError)CONTENT_TYPES_URIcs eZdZdZfddZZS) PhysPkgReaderz6 Factory for physical package reader objects. csJt|r6tj|rt}q:t|r(t}q:td|nt}tt | |S)NzPackage not found at '%s') rospathisdir _DirPkgReaderr _ZipPkgReaderrsuperr __new__)clspkg_fileZ reader_cls) __class__C/var/www/html/venv/lib/python3.7/site-packages/docx/opc/phys_pkg.pyrs  zPhysPkgReader.__new__)__name__ __module__ __qualname____doc__r __classcell__rr)rrr sr cs eZdZdZfddZZS) PhysPkgWriterz6 Factory for physical package writer objects. cstt|tS)N)rrr _ZipPkgWriter)rr)rrrr+szPhysPkgWriter.__new__)rrrrrrrr)rrr'srcsDeZdZdZfddZddZddZedd Zd d Z Z S) rza Implements |PhysPkgReader| interface for an OPC package extracted into a directory. cs tt|tj||_dS)zS *path* is the path to a directory containing an expanded package. N)rr__init__r r abspath_path)selfr )rrrr4sz_DirPkgReader.__init__c Cs4tj|j|j}t|d}|}WdQRX|S)zc Return contents of file corresponding to *pack_uri* in package directory. rbN)r r joinr membernameopenread)r!pack_urir fblobrrrblob_for;s z_DirPkgReader.blob_forcCsdS)z Provides interface consistency with |ZipFileSystem|, but does nothing, a directory file system doesn't need closing. Nr)r!rrrcloseEsz_DirPkgReader.closecCs |tS)zI Return the `[Content_Types].xml` blob from the package. )r*r )r!rrrcontent_types_xmlLsz_DirPkgReader.content_types_xmlcCs.y||j}Wntk r(d}YnX|S)zr Return rels item XML for source with *source_uri*, or None if the item has no rels item. N)r*rels_uriIOError)r! source_urirels_xmlrrr rels_xml_forSs  z_DirPkgReader.rels_xml_for) rrrrrr*r+propertyr,r1rrr)rrr/s    rcsDeZdZdZfddZddZddZedd Zd d Z Z S) rzJ Implements |PhysPkgReader| interface for a zip file OPC package. cstt|t|d|_dS)Nr)rrrr_zipf)r!r)rrrrcsz_ZipPkgReader.__init__cCs|j|jS)z Return blob corresponding to *pack_uri*. Raises |ValueError| if no matching member is present in zip archive. )r4r&r$)r!r'rrrr*gsz_ZipPkgReader.blob_forcCs|jdS)zM Close the zip archive, releasing any resources it is using. N)r4r+)r!rrrr+nsz_ZipPkgReader.closecCs |tS)zM Return the `[Content_Types].xml` blob from the zip package. )r*r )r!rrrr,tsz_ZipPkgReader.content_types_xmlcCs.y||j}Wntk r(d}YnX|S)zo Return rels item XML for source with *source_uri* or None if no rels item is present. N)r*r-KeyError)r!r/r0rrrr1{s  z_ZipPkgReader.rels_xml_for) rrrrrr*r+r2r,r1rrr)rrr_s   rcs0eZdZdZfddZddZddZZS)rzJ Implements |PhysPkgWriter| interface for a zip file OPC package. cs"tt|t|dtd|_dS)Nw) compression)rrrrrr4)r!r)rrrrsz_ZipPkgWriter.__init__cCs|jdS)z} Close the zip archive, flushing any pending physical writes and releasing any resources it's using. N)r4r+)r!rrrr+sz_ZipPkgWriter.closecCs|j|j|dS)zk Write *blob* to this zip package with the membername corresponding to *pack_uri*. N)r4writestrr$)r!r'r)rrrwritesz_ZipPkgWriter.write)rrrrrr+r9rrr)rrrs r)r __future__rr zipfilerrrcompatr exceptionsrZpackurir objectr rrrrrrrrs    0(