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Annotation of ExtFile/ExtFile.pyc, revision 1.1.1.1

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&&&&e;Z:n&Xei<Z=ei>Z?dZ@dZAdkBZBeBiCd &ZDdkETed!eFZGd"d"d"d"d"dde;d#ZHdeeee   fd$YZIe
eI&&d%ZJd&ZKeiLeJeKZMd'ZNd(kOlPZP&d)kQlRZR&e;d*&ZSdkTZTd+eUf&d,YZVd-fd.YZWe:e;j   o&d/fd0YZXn&&dS(1s ExtFile product module sExtFile product module.
                     10:     The ExtFile-Product works like the Zope File-product, but stores 
                     11:     the uploaded file externally in a repository-direcory.s1.5.4(&sCatalogAware(&s
                     12: SimpleItem(&sPropertyManager(&s   Cacheable(sHTMLFiles
MessageDialogsInitializeClassspackage_home(sClassSecurityInfosgetSecurityManager(&sPermissions(&s
                     13: aq_acquire(&sguess_extension(&sResourceLockedError(&srfc1123_date(&sDateTimeN(sjoinsisfile(&s
TemporaryFile(&sTM(&sWriteLockInterface(&sIExtFiletExtFilei(&t&*cCst||&&d&S(tloggingN(tinfottxtttxt2(RtmethodR((t//usr/local/testzope/Products/ExtFile/ExtFile.pytLOGOs&&i&(&sguess_content_type(&sRedirecttRedirect(&sIStreamIteratorsChange ExtFile/ExtImagesDownload ExtFile/ExtImages(^(copy[0-9]*_of_)+)sdtml/extFileAddtc 
                     14: Cs&|&o}&t&|d&d d   j  od&|i}&|&tti|&dti|&dti|&dd}&|p&|&}t  |&&}&n&&t
                     15: |&||||}   |i|&| &|djo&|i|&&i||&n&&|d j  o&|i||dd&Sn&&|&S(
                     16: s Add an ExtFile to a folder. tfilenamet&/s&\t&:i&R
                     17: tupdate_menuiN(tidtgetattrtfiletNoneRtmaxtstringtrfindttitletnormalize_idRtdescrtpermission_checktredirect_default_viewttempExtFiletselft
                     18: _setObjectt_getObtmanage_file_uploadtcontent_typetREQUESTtmanage_main(
                     19: RRRRRR RRR!R((Rtmanage_addExtFileps&!  &&&&
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dQZ+eiedR&dSZ,eie-dT&dUZ.eiedV&dWZ/eie-d&e0dXe1Z2eie3dY&ddedZZ4eie-d&e0d[e1Z5eie3d\&dded]Z6eie3d^&dded_Z7eie3d`&eda&Z8eie3db&dcZ9eiddde&eidddf&eidddg&dhZ:edi&Z;edj&Z<dkZ=dlZ>dmZ?dnZ@doZAdpZBdqZCeeddrZDeeddsZEd
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duZGedv&ZHdwZIdxZJeiKdy&&edz&ZLeiKd{&&d|ZMeiKd}&&d~ZNeiKd&&dZOeiKd&&dZPdZQdZRdZSdZTdZUdZVRS(s The ExtFile-Product works like the Zope File-product, but stores 
                     25:         the uploaded file externally in a repository-direcory. RRttypeRtmodet&wRttextR tuse_download_permission_checktbooleanRitlabeltEdittactionR"tViewR
                     26: tUploadtmanage_uploadFormi&RtManagert_dummytimagetdefaultsdefault.gifthtmlshtml.giftxmlsxml.giftpythonspy.giftapplicationtpdfspdf.giftzipszip.gifttartmswordsdoc.giftexcelsxls.gift
                     27: powerpointsppt.giftvideotaudiocCsL|&|_||_||_||_||_t|_g|_d&|_  dS(s& Initialize a new instance of ExtFile R
                     28: N(
                     29: RRRRRR(Rt__version__RR (RRRRRR((Rt__init__s&&   &   &   &   &   &   &   &c&&&Cs
                     30: |i&S(&N(Rt
                     31: index_html(&R((Rt__str__s&c&&&Csd&S(Ni&((&R((Rt__len__s&cCs
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                     32:             we can handle this request by returning a 304 response.
                     33:         sIf-Modified-Sincet&;is
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                     34: get_headerRtheaderRtsplittlongtDateTimettimeTimet   mod_sinceRt_p_mtimetlast_modtrfc1123_datetRESPONSEt  setHeaderR t  setStatus(RR!RNRLRG((Rt"_if_modified_since_request_handlers$&&
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                     35: &
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                     36: &&&&&cCsh|i&oZ&|ioI&|&oA&|id&|&}||ijo&|i  i
                     37: |&&dSq`&qd&n&&dS(s redirect_default_view property handling: return True if
                     38:             we can handle this request by returning a 302 response.
                     39:             Patch provided by Oliver Bleutgen.
                     40:         tpreviewi&N(RRtstatic_modeticont_static_urlRTt
                     41: static_urltabsolute_urlR!RPtredirect(RRVRTR!RX((Rt&_redirect_default_view_request_handlers&
                     42: &&&&&RBcCs|dj    oG&|i|&o&|id&&d&Sn&&|i|&||o&d&SqT&n&&|i|&|\}
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                     59: }t2|&Sn&&dd>}x<|i4|&}|i/i6|&&t7|&|jo&Pq&q&Wd&Sn&|i4SWd|o&|i8&n&&XdS(s3 Return the file with it's corresponding MIME-type R
                     60: i&sserving %s, %s, %s, %ssCan't read: is%s (%s)ticonss
                     61: broken.gifs image/gifi(&sImagetRGBt   ANTIALIAStJPEGtqualityiUtrbis
                     62: image/jpegs
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                     66: &&&tview_image_or_filec&&Cst|id&S(s8 The default view of the contents of the File or Image. N(R RRY(&R((RRO&s&&tlinkcKsz|&d&jo&|i}&n&&d|i}x6|iD](}|i|&}d|||f}q:Wd||&f}|S(s$ Return a HTML link tag to the file R
                     67: s<a href="%s"s
                     68: %s %s="%s"s %s>%s</a>N(
                     69: R'Rttitle_or_idRWtstrgtargstkeystkeytgettvalue(RR'RRRR((RRT&s&&
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                     70: |i&S(s Same as icon_tag N(RR(&R((RRi&s&&t  is_brokenc&&Cs|i&|i&S(s@ Check if external file exists and return true (1) or false (0) N(RRdR(&R((RRn&s&&tget_sizec&Cs2|i&|i&}&|&o&ti|&&d&Sn&&dS(s' Returns the size of the file or image iiN(RRdRtfnRiRj(RR((RRs&s
                     71: &&&&&trawsizec&&&Cs
                     72: |i&S(s Same as get_size N(RR(&R((RR{&s&&tgetSizec&&&Cs
                     73: |i&S(s Same as get_size N(RR(&R((RR&s&&Rkc&&Cs|i&|i&S(s: Returns a formatted stringified version of the file size N(Rt
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                     74: o<&&&&t|dddj    o&d  \}}&qj&d
                     75: \}}&n&X|i    i
                     76: |&or&|i    |d}xJ|i |iD]5}ti|&|djo&|i ||}Pq&qWtd||Sn&&td|i dS(s Depending on the MIME Type of the file/image an icon
                     77:             can be displayed. This function determines which
                     78:             image in the lib/python/Products/ExtFile/icons/...
                     79:             directory shold be used as icon for this file/image
                     80:         Rthas_previewR2R
                     81: R3iR\N(simageR
                     82: (R
                     83: R
                     84: (RRHRR tcattsubt
                     85: ValueErrorRRt_typesthas_keyRRtitemtfindRl(RRRRR((RR&s &&&&&&&&&&& &&RXcCs|i&|&|S(s$ Returns the static url of the file N(RRWRVRT(RRVRT((RRX&s&&RUc&&Csti&id&&dj   S(s% Returns true if serving static urls tEXTFILE_STATIC_PATHN(RitenvironRR(&R((RRU&s&&tget_filenamec&&Cs|i&|i&S(si Returns the filename as file system path. 
                     86:             Used by the ZMI to display the filename.
                     87:         N(Rt_fsnameR(&R((RR&s&tPrincipiaSearchSourcec&&Cs%|i&id&&o&t|&Sn&&dS(s, Allow file objects to be searched.
                     88:         stext/R
                     89: N(RR t
                     90: startswithtstr(&R((RR&s&&&sdtml/extFileEdittmanage_editExtFilecCsy|i&|&jo
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                     91: 
                     92: 
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                     93: d&&n&|&}|i|||S(s/ Upload file from file handle or string buffer sFile is locked via WebDAViN(Rtwl_isLockedtResourceLockedErrorR$Rttypest
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                     95: |&|}&n&&|i|&|&id&|i
|i   |_    |&id&&|i&z/|i|i&}|i|&|i|&&Wd|i&X||_|i&|dj o&|i||dd&Sn&&dS(    s1 Upload file from file handle or local directory sFile is locked via WebDAVsCan't open: RaidiNRsUpload complete.(RRRR$RRRRhRuR t
                     96: HTTPUploadt_get_content_typeRRR~t    _registert_get_ufnRtnew_fnt_update_datat_temp_fsnamet_dir__unlockt_afterUpdateR!RR"(RRR R!RRh((RR&s0&&
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                     99: ||id&|i|i
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                    104: s Handle HTTP PUT requests trefreshi&tBODYFILEscontent-typeiditpathNi(Rt  dav__initR!RPtdav__simpleifhandlerRRFRR RRRRR~Rt  aq_parenttAttributeErrort_get_zodb_pathtPARENTSRRRRRRRRRR(RR!RPRR RR((RRs2&&&&
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                    108: FTP accesstmanage_FTPstattmanage_FTPlistt
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&|i}&n&&t|ddo2&|&djp&tiit|o&dSn&dSdS(s3 Check if the user is allowed to download the file R!R(ii&N(R!RRRtgetSecurityManagertgetUserthas_permissiontDownloadPermission(RR!((Rt_access_permittedBs&&&&
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                    110: |&&Wqtj
                    111: o&&&&q&Xn&&nX|i&d&S(s Store infile to outfile N(
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                    115: o&&&&td|itfn&Xy|id&&Wn&&&n&X|o&|i&n&&|o&|i&n&&dS(  s Read binary data from infile and write it to outfile
                    116:             infile and outfile may be strings, in which case a file with that
                    117:             name is opened, or filehandles, in which case they are accessed
                    118:             directly.
                    119:         Ras%s (%s)i&itwbiiN(R$RRRRutinstreamtIOErrorRRtclose_inRRitumasktREPOSITORY_UMASKt  outstreamRt  close_outRRtblockRRRR~R(
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                    121: &&&&&&
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                    122: &&&
                    123: &&
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                    124: &&&&
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                    126: t|S(sr Generates the full filesystem name, incuding directories from 
                    127:             self._repository and filename
                    128:         R
                    129: N(t
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                    130:             Also attempts to undo. Returns None if the file is broken.
                    131:         N(RRRttmp_fnRRRR(RRRR((RRds&&
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                    145: s.jpegs.jpes.jpgs.objs.exes.tiffs.tifsapplication/octet-streamiRt&_t&+sCan't create directory: s%tis%cs
                    146: %m%d%H%M%SsInvalid file format: s%uR!tAUTHENTICATED_USERs%ps%ns%es.%ss.undos.tmpN(s.jpegs.jpe(&s.obj(&s.tiff(QRRtCOPY_OF_PROTECTIONt
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                    149: aq_acquiret
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                    162: s# Return the static url of the file Rs  %s?icon=1tEXTFILE_STATIC_HOSTishttps://shttp://Rs%s?preview=1N(RiRRtstatic_pathRRRcRVRTRR RYtstatic_hostR!t
                    163: SERVER_URLthostRRRl(RRVRTR6&RR8&R R5&((RRWVs&&&&
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                    164: &d&}n&&|o&t|ddo
                    165: &d&}&n&&|&o(&ttt&|i}d}n0&|o&|i}|i}n&|i   }|i
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                    172: PhotoImagetImportErrort
                    173: isinstanceRRYRHRRyRtparentRt   ZODB_PATHtVIRTUALR&tgetPhysicalPath(RR?&R<&R((RRs&&&&&&
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                    175:         iis MBs KBs Bytess%4.2fiiRN(tfloatRtbytesttypR(RRRRD&RE&((RRs&&
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                    177: &
                    178: 
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                    180: &
                    181: &&
                    182: &c&&Cs2|i&&|i|i|i&|i|iS(sm Called whenever the file data has been updated. 
                    183:             Invokes the manage_afterUpdate() hook.
                    184:         N(RRtmanage_afterUpdateRdRR R(&R((RRs&
                    185: &tmanage_afterClonecCsd&}y|i&Wntj
                    186: o&&&&d|_n&X|i|i&}|op&|i&z?|p
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                    188: }|i||i|&&||_d}Wd|i
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                    189:             this function is called by CopySupport.py. A copy of the external 
                    190:             file is created and self.filename is changed.
                    191:         ii&NRG&(tcall_afterUpdateRRRt_v_has_been_clonedRdRRRRRRRRRRtinheritedAttributeR(RRRRH&R((RRG&s&&&&&&&&
                    192: &&&&    &
                    193: &&&&&tmanage_afterAddcCsQ|i&&t|d&o&t|d&&|i|&&&n&&tid&||&|S(s& This method is called, whenever _setObject in ObjectManager gets 
                    194:             called. This is the case after a normal add and if the object is a 
                    195:             result of cut-paste- or rename-operation. In the first case, the
                    196:             external files doesn't exist yet, otherwise it was renamed to .undo
                    197:             by manage_beforeDelete before and must be restored by _undo().
                    198:         RI&RK&N(   RRRztdelattrRG&RRRJ&t container(RRRM&((RRK&s&
                    199: &&
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                    203: o&&&&q&Xn&&tid&||&|S(s`& This method is called, when the object is deleted. To support 
                    204:             undo-functionality and because this happens too, when the object 
                    205:             is moved (cut-paste) or renamed, the external file is not deleted. 
                    206:             It is just renamed to filename.undo and remains in the 
                    207:             repository, until it is deleted manually.
                    208:         s.undoRN&N(RRRRRRRRiRRRRRJ&RRM&(RRRM&RR((RRN&s$&&&
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                    209:             May be overridden by subclasses to perform additional operations.
                    210:             The 'filename' argument contains the path as returned by get_fsname().
                    211:         N((RRR Rk((RRF&st
                    212: get_fsnamec&&Cs|i&|i&S(s& Returns the current file system path of the file or image. 
                    213:             This path can be used to access the file even while a 
                    214:             transaction is in progress (aka Zagy's revenge :-). 
                    215:             Returns None if the file does not exist in the repository. 
                    216:         N(RRdR(&R((RRO&s&cCs0t|d&o
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                    217: &!&
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                    218: d|&&n&&t|&&ol&to&tt   t
                    219: d|&&n&&|i|i&}yti|&&Wntj
                    220: o&&&&n&Xti|&|&q&n&&dS(s Commits the temporary file i&sfinishing %ss isfile %sN(Rt_v_finish_calledRU&RRRRReRRfRgRRRRiRR(RRR((Rt_finish+s && &
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                    221: &&&
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                    222: d|&&n&&t|&&oJ&to&tt   t
                    223: d|&&n&&yti|&&&Wqt
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                    224: o&&&&q&Xq&n&&dS(s Deletes the temporary file i&saborting %ss  isfile %sN(Rt_v_abort_calledRU&RRRRReRRfRgRRiR(RR((Rt_abort9s&&   &
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                    225: &&&
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                    226: __module__t__doc__tIExtFiletWriteLockInterfacet__implements__t_propertiesR(RtPropertyManagertmanage_optionst
                    227: SimpleItemt CacheabletClassSecurityInfotsecurityt    meta_typetREPOSITORY_PATHRtsetPermissionDefaultRtZOPE28tdeclareProtectedRRARCRDRSR[tViewPermissionRRBRRRRRRRRRRkRRRXRUtAccessPermissionRRtHTMLFileRnR"tChangePermissionRR/RRRRRRRRRRRRRdRRRRWRcRRRtdeclarePrivateRG&RK&RN&RF&RO&R3&RRRY&R[&R]&(((RRs&^     &          &L& &
                    228: & & & & & & & & & & && & & &&
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                    229:          sK ,;:'"()[]{}ݟtK____________AAAAAAaaaaaaCcEEEEEeeeeeIIIIiiiiNnOOOOOOooooooSssUUUUuuuuYYyyZzc&Csyt|d&}WnDtj
                    230: o8&&}&&yt|d}WqZtj
                    231: o
&&}&&|SqZ&Xn&X|idd}ti|t}|S(Nsutf-8siso-8859-15tignore(   tunicodeRtuidtUnicodeErrort  TypeErrortencodeRt   translatetTRANSMAP(RRz&Rx&((RRMs&&&&&&&&&(&sFieldStorage(&s
                    232: FileUploadcCst|to &|&o&|&|id&<n&&|Sn|&hdd<}|&o&|&|d<n9&t|do(&|iid&&o&|id&|d<n&&td|d|}t|&SdS(    sD Create a FileUpload instance from a file handle (and content_type) scontent-typetREQUEST_METHODtPOSTtCONTENT_TYPERtfpRN(
                    233: R>&R&t
                    234: FileUploadR RRRzRtFieldStoragetfs(R&R R&R((RR`s&&&&&&&&#&&&RQ&c&BstZ&RS(&N(R^&R_&(((RRQ&ss&RR&c&BsMtZ&dZd&ZdZdZdZdZdZdZ    dZ
                    235: RS(   s% Manage the lockfile for a directory s@@@lockf1.5i
                    236: c&Cs-t|id&}&|&id&&|&i&dS(Ntwts3ExtFile dir lock. You may want to remove this file.(RuRt_lockt&fRR(RR&((Rt_mklock}s&&
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                    237: o+&ttt
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                    238: sleep_secsR&RQ&(RRS&R&((RRAs&&&
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                    239: &&(R^&R_&R`&R&R&R&R&R&R&RT&RA(((RRR&vs&&&           RcBs<tZ&ef&Zd&d>d&ZdZdZdZRS(NiicCs|&|_||_dS(&N(tstreamRt_streamRt
                    240: _blocksize(RR&R((RRAs&   &c&Cs@|i&i|i&}&|&p &|i&i&d|_&t&n&&|&S(&N(RR&RR&RrRRt
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                    241: &c&CsH|i&i}&|i&id&d&|i&i}|i&i|&d&&|S(Nii(RR&Rtcur_posR~Rk(RR&Rk((RRDs
                    242: &&&&&c&&&Cs|i&o&d&p&dS(Ni&i(RRD(&R((Rt__nonzero__s&(R^&R_&RRc&RAR&RDR&(((RRs
                    243: &      (YR`&R@t&Products.ZCatalog.CatalogPathAwarenesstCatalogAwaretOFS.SimpleItemRg&tOFS.PropertyManagerRe&t  OFS.CacheRh&tGlobalsRr&t
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