File:  [Repository] / versionedFile / extVersionedFile.py
Revision 1.6: download - view: text, annotated - select for diffs - revision graph
Fri Aug 31 13:31:20 2007 UTC (16 years, 9 months ago) by casties
Branches: MAIN
CVS tags: HEAD
* some cleanup
* added getData for ExtFile 2.0

    1: """actual version of the versioned file folder with external filestorage, 
    2: using the ExtFile Product, this version replaces externaVersionedFile.py
    3: DW 11.10.2006
    4: """
    5: 
    6: from OFS.Folder import Folder
    7: from OFS.Image import File
    8: from OFS.Image import cookId
    9: from Globals import DTMLFile, InitializeClass,package_home
   10: from Products.PageTemplates.PageTemplateFile import PageTemplateFile
   11: from AccessControl import getSecurityManager
   12: from Products.PageTemplates.PageTemplate import PageTemplate
   13: from Products.PageTemplates.ZopePageTemplate import ZopePageTemplate
   14: from AccessControl import ClassSecurityInfo
   15: from difflib import Differ
   16: from pprint import pprint
   17: from Products.ExtFile.ExtFile import * 
   18: from Products.ZCatalog.CatalogPathAwareness import CatalogAware
   19: 
   20: try:
   21:     from Products.ImageArchive.ImageArchive import manage_AddImageZogiLib
   22: except:
   23:     print "no images"
   24: 
   25: from threading import Thread
   26: import shutil
   27: import tempfile
   28: import os.path
   29: import urllib
   30: import time
   31: import logging
   32: 
   33: try:
   34:     from Products.ECHO_content.ECHO_collection import ECHO_basis
   35: except:
   36:     print "ECHO Elements not imported"
   37:     class ECHO_basis:
   38:         """leer"""
   39:         manage_options=()
   40: 
   41: 	
   42: def sortv(x,y):
   43:     return cmp(x[0],y[0])
   44: tdir = "/tmp/downloadVersionedFiles"
   45: 
   46: class generateDownloadZip:
   47:     """generateDownloadSet"""
   48: 
   49:     def __init__(self,folderObject,url):
   50:         """init downloadzip"""
   51:         self.folder=folderObject
   52:         self.done=None
   53:         self.response=""
   54:         self.url=url
   55:         
   56:     def __call__(self):
   57:         """call generate download zip"""
   58:         storeTempDir=tempfile.tempdir
   59:         tempfile.tempdir=tdir
   60: 
   61:         tmpPath=tempfile.mktemp()
   62:         tmpZip=tempfile.mktemp()+".tgz"
   63:         tmpFn=os.path.split(tmpZip)[1]
   64:         
   65:         if not os.path.exists(tempfile.tempdir):
   66:             os.mkdir(tempfile.tempdir) 
   67: 
   68:         if not os.path.exists(tmpPath):
   69:             os.mkdir(tmpPath) 
   70: 	    
   71:         self.response="<h3>1. step: getting the files</h3>"
   72: 
   73:         for files in self.folder.ZopeFind(self.folder,obj_metatypes=['extVersionedFile']):
   74:             lastV=files[1].getLastVersion()
   75:             self.response+=str("<p>Get File: %s<br>\n"%lastV.title)
   76: 
   77:             savePath=os.path.join(tmpPath,lastV.title)
   78:             fh=file(savePath,"w")
   79:             fh.write(lastV.getData())
   80:             fh.close()
   81: 
   82:         self.response+="<h3>2. step: creating the downloadable file</h3>"
   83:         self.response+="<p>Create gtar<br>"
   84:         self.response+="<p>This can take a while....<br>\n"
   85: 
   86:         fh=os.popen2("tar zcvf %s %s/*"%(tmpZip,tmpPath),1)[1]
   87:         self.response+="<br>"
   88:         for c in fh.read():
   89:             self.response+=c
   90:             if c==")":
   91:                 self.response+="<br>\n"
   92:         
   93:         shutil.rmtree(tmpPath)
   94: 
   95:         self.response+="<p>finished<br>\n"
   96: 
   97:         len=os.stat(tmpZip)[6]
   98:         downloadUrl=self.url+"/downloadSet"
   99:         self.response+="""<h1><a href="downloadSet?fn=%s">Click here for download ( %i Byte)</a></h1>\n"""%(tmpFn,len)
  100:         self.response+="""<p>The file you receive is a tar (gnutar) compressed file, after unpacking you will find a new folder <emph>tmp</emph> where the files are stored in.</p>"""
  101:         self.response+="""<p>The file will be stored for a while, you can download it later, the URL is:</p>
  102: 		    <p><a href="downloadSet?fn=%s">%s?fn=%s</a></h1>\n"""%(tmpFn,downloadUrl,tmpFn)
  103: 
  104:         self.done=True
  105: 
  106:         
  107:     def getResult(self):
  108:         """get result"""
  109:         return self.response
  110: 
  111:     def isDone(self):
  112:         if self.done:
  113:             return True
  114:         else:
  115:             return False
  116:         
  117: 
  118: class extVersionedFileFolder(Folder,ECHO_basis):
  119:     """Folder with versioned files"""
  120:     meta_type = "extVersionedFileFolder"
  121: 
  122:     security= ClassSecurityInfo()
  123:     security.declareProtected('AUTHENTICATED_USER','addFileForm')
  124: 
  125:     filesMetaType=['extVersionedFile']
  126: 
  127:     if ECHO_basis:
  128:         optTMP= Folder.manage_options+ECHO_basis.manage_options
  129:     else:
  130:         optTMP= Folder.manage_options
  131: 
  132:     manage_options =optTMP+(
  133:         {'label':'Generate Index.html','action':'generateIndexHTML'},
  134:         {'label':'Generate Image Index.html','action':'generateIndexHTML_image'},
  135:         {'label':'Generate history_template.html','action':'generateHistoryHTML'},
  136:         {'label':'Import Folder','action':'importFolderForm'},
  137:         {'label':'Export Folder','action':'exportFolder'},
  138:         {'label':'Position of version number','action':'changeHistoryFileNamesForm'},
  139:         )
  140: 
  141:     
  142:     def changeHistoryFileNamesForm(self):
  143:         """change position of version num"""
  144:         pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','changeHistoryFileNamesForm.zpt')).__of__(self)
  145:         return pt()
  146:     
  147:     
  148:     def changeHistoryFileNames(self,positionVersionNum="front",RESPONSE=None):
  149:         """change position of version num"""
  150:         versions=self.ZopeFind(self,obj_metatypes=['extVersionedFileObject'],search_sub=1)
  151:         
  152:         if not (getattr(self,'positionVersionNum','front')==positionVersionNum):
  153: 
  154:             for version in versions:
  155:                 
  156:                 if positionVersionNum=="front":
  157:                     
  158:                     titleTmp=os.path.splitext(version[1].title)
  159:                     titleTmp2="_".join(titleTmp[0].split("_")[0:-1])
  160:                     if len(titleTmp)>1:
  161:                         id=titleTmp[0].split("_")[-1]+"_"+titleTmp2+"."+titleTmp[1]
  162:                     else:
  163:                         id=titleTmp[0].split("_")[-1]+"_"+titleTmp2
  164: 
  165:                 else:
  166:                     titleTmp="_".join(version[1].getId().split("_")[1:])
  167:                     tmp=os.path.splitext(titleTmp)
  168:                     if len(tmp)>1:
  169:                         id=tmp[0]+"_"+version[1].getId().split("_")[0]+tmp[1]
  170:                     else:
  171:                         id=tmp[0]+"_"+version[1].getId().split("_")[0]
  172:                 
  173:                 version[1].aq_parent.manage_renameObjects(ids=[version[1].getId()],new_ids=[id])
  174:                 version[1].title=id
  175:                 
  176:         self.positionVersionNum=positionVersionNum        
  177:         if RESPONSE:
  178:             RESPONSE.redirect("manage_main")
  179:         
  180:         
  181:         
  182:     def importFolderForm(self):
  183:         """form fuer folder import"""
  184:         pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','importFolderForm.zpt')).__of__(self)
  185:         return pt()
  186:     
  187:     def importFolder(self,path,comment="",author=None,lockedBy=None,RESPONSE=None):
  188:         """importiere inhalt eines folders"""
  189: 
  190:         for fileName in os.listdir(path):
  191:             if os.path.isfile(os.path.join(path,fileName)):
  192:                 manage_addextVersionedFile(self,fileName,'','')
  193:                 id=fileName
  194:                 ob=self._getOb(fileName)
  195:                 ob.title=id
  196:                 file2=file(os.path.join(path,fileName))
  197:         
  198:                 obj=ob.manage_addextVersionedFileObject(id,comment,author,file2,content_type='')
  199: 
  200:         if RESPONSE:
  201:             RESPONSE.redirect(self.REQUEST['URL1'])
  202: 
  203:     zipThreads={}
  204:     zipThreads2={}
  205: 
  206:     def refreshTxt(self):
  207:         """txt fuer refresh"""
  208:         tn=self.REQUEST.SESSION['threadName']
  209:         return """ 2;url=%s?repeat=%s """%(self.absolute_url()+"/exportFolder",tn)
  210: 
  211:     def exportFolder(self,repeat=None):
  212:         """exportiert alle akutellen files des folders"""
  213:         threadName=repeat
  214:         
  215:         downloadZip=generateDownloadZip(self,self.absolute_url())
  216:         downloadZip()
  217:         return downloadZip.getResult()
  218:        ##  if not threadName or threadName=="":
  219: ##             threadStart=generateDownloadZip(self,self.absolute_url())
  220: ##             thread=Thread(target=threadStart)
  221:     
  222: ##             thread.start()
  223: 
  224:     
  225: ##             self.zipThreads[thread.getName()[0:]]=threadStart
  226: ##             self.zipThreads2[thread.getName()[0:]]=thread
  227: ##             self.REQUEST.SESSION['threadName']=thread.getName()[0:]
  228: ##             wait_template=self.aq_parent.ZopeFind(self.aq_parent,obj_ids=['zip_wait_template'])
  229: ##             if wait_template:
  230: ##                 return wait_template[0][1]()
  231: ##             pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','zip_wait.zpt')).__of__(self)
  232: ##             return pt()
  233:     
  234: ##         else:
  235: ##             self.REQUEST.SESSION['threadName']=threadName
  236: 
  237: ##             if (self.zipThreads[threadName].getResult()==None):
  238: 
  239: ##                 wait_template=self.aq_parent.ZopeFind(self.aq_parent,obj_ids=['wait_template'])
  240: ##                 if wait_template:
  241: ##                     return wait_template[0][1]()
  242: 
  243: ##                 pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','zip_wait.zpt')).__of__(self)
  244: ##                 return pt()
  245: ##             else:
  246: ##                 if self.zipThreads[threadName].isDone():
  247: ##                     self.REQUEST.SESSION['result']=self.zipThreads[threadName].getResult()
  248: ##                     self.zipThreads2[threadName].join()
  249: ##                     del(self.zipThreads2[threadName])
  250: ##                     del(self.zipThreads[threadName])
  251: ##                     pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','zip_result.zpt')).__of__(self)
  252: ##                     return pt()
  253: 
  254: ##                 else:
  255: ##                     self.REQUEST.SESSION['result']=self.zipThreads[threadName].getResult()
  256: ##                     self.REQUEST.SESSION['threadName']=threadName
  257: ##                     pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','zip_wait_result.zpt')).__of__(self)
  258: ##                     return pt()
  259: 
  260:     def downloadSet(self,fn):
  261:         """download prepared set"""
  262:         filename=os.path.join(tdir,fn)
  263: 
  264:         
  265:         self.REQUEST.RESPONSE.setHeader("Content-Disposition","""attachement; filename="%s" """%"downloadFileFolder.tgz")
  266:         self.REQUEST.RESPONSE.setHeader("Content-Type","application/octet-stream")
  267:         len=os.stat(filename)[6]
  268:         self.REQUEST.RESPONSE.setHeader("Content-Length",len)
  269:         images=file(filename).read()
  270:         self.REQUEST.RESPONSE.write(images)
  271:         self.REQUEST.RESPONSE.close()
  272: 
  273: 	
  274: 
  275:     def helpDownload(self):
  276:         """download help"""
  277:         
  278:         pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','helpDownload')).__of__(self)
  279:         return pt()
  280:     
  281:     def generateIndexHTML_image(self,RESPONSE=None):
  282:         """lege standard index.html an"""
  283: 
  284: 
  285:         if not self.ZopeFind(self,obj_ids=['index.html']):
  286:             zt=ZopePageTemplate('index.html')
  287:             self._setObject('index.html',zt)
  288:             default_content_fn = os.path.join(package_home(globals()),
  289:                                               'zpt/versionFileFolderMain_image.zpt')
  290:             text = open(default_content_fn).read()
  291:             zt.pt_edit(text, 'text/html')
  292: 
  293:         else:
  294:             return "already exists!"
  295:         
  296:         if RESPONSE is not None:
  297:             RESPONSE.redirect('manage_main')
  298: 
  299:     
  300:     def generateAddFileForm(self,RESPONSE=None):
  301:         """lege standard addfileform an"""
  302:         #TODO: write generateaddfileform only a dummy at them moment
  303: 
  304:         if not self.ZopeFind(self,obj_ids=['addFileForm.dtml']):
  305:             zt=ZopePageTemplate('index.html')
  306:             self._setObject('index.html',zt)
  307:             default_content_fn = os.path.join(package_home(globals()),
  308:                                               'zpt/versionFileFolderMain.zpt')
  309:             text = open(default_content_fn).read()
  310:             zt.pt_edit(text, 'text/html')
  311: 
  312:         else:
  313:             return "already exists!"
  314:         
  315:         if RESPONSE is not None:
  316:             RESPONSE.redirect('manage_main')
  317: 
  318: 
  319:     def generateIndexHTML(self,RESPONSE=None):
  320:         """lege standard index.html an"""
  321:         if not self.ZopeFind(self,obj_ids=['index.html']):
  322:             zt=ZopePageTemplate('index.html')
  323:             self._setObject('index.html',zt)
  324:             default_content_fn = os.path.join(package_home(globals()),
  325:                                               'zpt/versionFileFolderMain.zpt')
  326:             text = open(default_content_fn).read()
  327:             zt.pt_edit(text, 'text/html')
  328: 
  329:         else:
  330:             return "already exists!"
  331:         
  332:         if RESPONSE is not None:
  333:             RESPONSE.redirect('manage_main')
  334: 
  335: 
  336:     def generateHistoryHTML(self,RESPONSE=None):
  337:         """lege standard index.html an"""
  338:         if not self.ZopeFind(self,obj_ids=['history_template.html']):
  339:             zt=ZopePageTemplate('history_template.html')
  340:             self._setObject('history_template.html',zt)
  341:             default_content_fn = os.path.join(package_home(globals()),
  342:                                               'zpt/versionHistory.zpt')
  343:             text = open(default_content_fn).read()
  344:             zt.pt_edit(text, 'text/html')
  345: 
  346:         else:
  347:             return "already exists!"
  348:         
  349:         if RESPONSE is not None:
  350:             RESPONSE.redirect('manage_main')
  351:             
  352: 
  353:     def getVersionedFiles(self,sortField='title'):
  354:         """get all versioned files"""
  355: 
  356:         def sortName(x,y):
  357:             return cmp(x[1].title.lower(),y[1].title.lower())
  358: 
  359:         def sortDate(x,y):
  360:             return cmp(y[1].getLastVersion().getTime(),x[1].getLastVersion().getTime())
  361: 
  362:         def sortComment(x,y):
  363:             try:
  364:                 xc=getattr(x[1],'comment','ZZZZZZZZZZZZZ').lower()
  365:             except:
  366:                 xc='ZZZZZZZZZZZZZ'.lower()
  367:                 
  368:             try:
  369:                 yc=getattr(y[1],'comment','ZZZZZZZZZZZZZ').lower()
  370:             except:
  371:                 yc='ZZZZZZZZZZZZZ'.lower()
  372: 
  373:             if (xc=='') or (xc=='ZZZZZZZZZZZZZ'.lower()):
  374:                 try:
  375:                     xc=x[1].getLastVersion().getVComment().lower()
  376:                 except:
  377:                     xc='ZZZZZZZZZZZZZ'.lower()
  378:                             
  379:             if (yc=='') or (yc=='ZZZZZZZZZZZZZ'.lower()):
  380:                 try:
  381:                     yc=y[1].getLastVersion().getVComment().lower()
  382:                 except:
  383:                     yc='ZZZZZZZZZZZZZ'.lower()
  384:                                     
  385:             return cmp(xc,yc)
  386: 
  387:         def sortAuthor(x,y):
  388:             
  389:             return cmp(x[1].getLastVersion().lastEditor().lower(),y[1].getLastVersion().lastEditor().lower())
  390:         
  391:         versionedFiles=self.ZopeFind(self,obj_metatypes=self.filesMetaType)
  392:         
  393:         if sortField=='title':
  394:             versionedFiles.sort(sortName)
  395:         elif sortField=='date':
  396:             versionedFiles.sort(sortDate)
  397:         elif sortField=='author':
  398:             versionedFiles.sort(sortAuthor)
  399:         elif sortField=='comment':
  400:             versionedFiles.sort(sortComment)
  401: 
  402:         return versionedFiles
  403: 
  404: 
  405:     def header_html(self):
  406:         """zusaetzlicher header"""
  407:         ext=self.ZopeFind(self,obj_ids=["header.html"])
  408:         if ext:
  409:             return ext[0][1]()
  410:         else:
  411:             return ""
  412: 
  413: 
  414:     security.declareProtected('View','index_html')
  415:     def index_html(self):
  416:         """main"""
  417:         ext=self.ZopeFind(self,obj_ids=["index.html"])
  418:         if ext:
  419:             return ext[0][1]()
  420:         
  421:         pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','versionFileFolderMain')).__of__(self)
  422:         return pt()
  423: 
  424: 
  425: 
  426:     def addFileForm(self):
  427:         """add a file"""
  428:         ext=self.ZopeFind(self,obj_ids=["addFileForm.dtml"])
  429:         if ext:
  430:             return ext[0][1]('',globals(),version='1',AUTHENTICATED_USER=self.REQUEST.AUTHENTICATED_USER)
  431:         
  432:         out=DTMLFile('dtml/newFileAdd', globals(),Kind='versionedFileObject',kind='versionedFileObject',version='1').__of__(self)
  433:         return out()
  434: 
  435: 
  436:     def addFile(self,vC,file,author,newName='',content_type='',RESPONSE=None):
  437:         """ add a new file"""
  438:         if newName=='':
  439:             filename=file.filename
  440:             id=filename[max(filename.rfind('/'),
  441:                             filename.rfind('\\'),
  442:                             filename.rfind(':'),
  443:                             )+1:]
  444: 
  445:         else:
  446:             id=newName
  447:         
  448:         vC=self.REQUEST.form['vC']
  449:         manage_addextVersionedFile(self,id,'','')
  450:         #if (getattr(self,'commentNonEmpty',0)==1) and vC.strip()=="":
  451:         
  452:         
  453:         ob=self._getOb(id)
  454:         ob.title=id
  455:         file2=file
  456:         
  457:         logging.info("ADD: %s"%repr(ob))
  458:         obj=ob.manage_addVersionedFileObject(id,vC,author,file2,content_type=content_type)
  459:         self.REQUEST.SESSION['objID']=ob.getId()
  460:         self.REQUEST.SESSION['objID_parent']=None
  461: 
  462:         if obj.getSize()==0:
  463:             pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','errorUploadFile')).__of__(self)
  464:             return pt()
  465:         
  466:         RESPONSE.redirect(self.REQUEST['URL1'])
  467: 
  468: 
  469:     def deleteEmptyObject(self,submit,RESPONSE=None):
  470:         """deleteemptyobject"""
  471:         if submit=="delete it":
  472:             if self.REQUEST.SESSION['objID_parent']:
  473:                 obj=getattr(self,self.REQUEST.SESSION['objID_parent'])
  474: 
  475:             else:
  476:                 obj=self
  477:             obj.manage_delObjects([self.REQUEST.SESSION['objID']])
  478: 
  479:         RESPONSE.redirect(self.REQUEST['URL1'])
  480:         
  481:         
  482: manage_addextVersionedFileFolderForm=DTMLFile('dtml/extfolderAdd', globals())
  483: 
  484: 
  485: def manage_addextVersionedFileFolder(self, id, title='',
  486:                                      createPublic=0,
  487:                                      createUserF=0,
  488:                                      REQUEST=None):
  489:     """Add a new Folder object with id *id*.
  490: 
  491:     If the 'createPublic' and 'createUserF' parameters are set to any true
  492:     value, an 'index_html' and a 'UserFolder' objects are created respectively
  493:     in the new folder.
  494:     """
  495:     ob=extVersionedFileFolder()
  496:     ob.id=str(id)
  497:     ob.title=title
  498:     self._setObject(id, ob)
  499:     ob=self._getOb(id)
  500: 
  501:     checkPermission=getSecurityManager().checkPermission
  502: 
  503:     if createUserF:
  504:         if not checkPermission('Add User Folders', ob):
  505:             raise Unauthorized, (
  506:                 'You are not authorized to add User Folders.'
  507:                 )
  508:         ob.manage_addUserFolder()
  509: 
  510:         
  511:     if REQUEST is not None:
  512:         return self.manage_main(self, REQUEST, update_menu=1)
  513: 
  514: 
  515: 
  516: class extVersionedFileObject(ExtFile):
  517:     """File Object im Folder"""
  518:     security= ClassSecurityInfo()
  519:     meta_type = "extVersionedFileObject"
  520:     
  521:     manage_editForm  =DTMLFile('dtml/fileEdit',globals(),
  522:                                Kind='File',kind='file')
  523:     manage_editForm._setName('manage_editForm')
  524: 
  525:     security.declarePublic('getTitle')
  526:     def getTitle(self):
  527:         """get title"""
  528:         return self.title
  529:     
  530:     def getData(self):
  531:         """returns object content (calls ExtFile.index_html)"""
  532:         return ExtFile.index_html(self)
  533:     
  534:     security.declarePublic('getVComment')
  535:     def getVComment(self):
  536:         """get the comment of this file"""
  537:         if not hasattr(self,'vComment') or (not self.vComment) or (self.vComment.lstrip()==""):
  538:             return "Add comment"
  539: 
  540:         else:
  541:             return self.vComment
  542:         
  543:     def manageVCommentForm(self):
  544:         """add a comment"""
  545: 
  546:         self.REQUEST.SESSION['refer']=self.REQUEST['HTTP_REFERER']
  547:         pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','addVComment')).__of__(self)
  548:         return pt()
  549: 
  550:     def manageVComment(self,text,comment_author,submit,REQUEST=None):
  551:         """manage comments"""
  552:         if submit =='change':
  553:             if text=='':
  554:                 self.vComment=None
  555:             else:
  556:                 self.vComment=text
  557:                 self.vComment_author=comment_author
  558: 
  559:                 self.vComment_date=time.strftime("%Y-%m-%d %H:%M:%S",time.localtime())
  560: 
  561:         if self.REQUEST.SESSION.has_key('refer'):
  562: 
  563:             return REQUEST.RESPONSE.redirect(self.REQUEST.SESSION['refer'])
  564:         return REQUEST.RESPONSE.redirect(self.aq_parent.absolute_url()+"/history")
  565:     
  566: 
  567:     security.declarePublic('getVersionComment')
  568:     def getVersionComment(self):
  569:         """getversioncomment"""
  570:         return self.versionComment
  571:     
  572:     security.declarePublic('getTime')
  573: 
  574:     def getTime(self):
  575:         """getTime"""
  576:         #return self.bobobase_modification_time().ISO()
  577:         if hasattr(self,'time'):
  578:             return time.strftime("%Y-%m-%d %H:%M:%S",self.time)
  579:         elif hasattr(self,'timefixed'):
  580:             return self.timefixed
  581:         else:
  582:             setattr(self,'timefixed',self.bobobase_modification_time().ISO())
  583:             return self.bobobase_modification_time().ISO()
  584: 
  585: 
  586: 
  587:     
  588: 
  589:     def download(self,REQUEST=None,RESPONSE=None):
  590:         """download and lock"""
  591:         
  592:         self.REQUEST.RESPONSE.setHeader("Content-Disposition","""attachement; filename=%s"""%self.getId())
  593:         self.REQUEST.RESPONSE.setHeader("Content-Type","application/octet-stream")
  594: 	#try:
  595: 	#	txt=self.index_html()
  596: 	#except:
  597: 	#	txt=self.index_html(REQUEST,RESPONSE)
  598: 	#
  599: 	#self.REQUEST.RESPONSE.setHeader("Content-Length","str(len(txt)+1000)")
  600:       	
  601:         self.content_type="application/octet-stream"
  602:         self.REQUEST.RESPONSE.redirect(self.absolute_url())
  603:         #txt=urllib.urlopen(self.absolute_url()).read()
  604:         #self.REQUEST.RESPONSE.write(txt)
  605: 	
  606: 
  607:         #self.REQUEST.close()
  608:     
  609:     security.declareProtected('AUTHENTICATED_USER','downloadLocked')    
  610:     def downloadLocked(self):
  611:         """download and lock"""
  612:         
  613:         
  614:         if repr(self.REQUEST['AUTHENTICATED_USER'])=='Anonymous User':
  615:             return "please login first"
  616:         if not self.aq_parent.lockedBy=="":
  617:             return "cannot be locked because is already locked by %s"%self.lockedBy
  618:         self.aq_parent.lockedBy=self.REQUEST['AUTHENTICATED_USER']
  619: 
  620:         self.content_type="application/octet-stream"
  621:         self.REQUEST.RESPONSE.redirect(self.absolute_url())
  622:     
  623:     def setVersionNumber(self,versionNumber):
  624:         """set version"""
  625:         self.versionNumber=versionNumber
  626: 
  627: 
  628:     security.declarePublic('getVersionNumber')                                              
  629:     def getVersionNumber(self):
  630:         """get version"""
  631:         return self.versionNumber
  632: 
  633:     security.declarePublic('getVersionComment')                                              
  634:     def getVersionComment(self):
  635:         """get version"""
  636:         return self.versionComment
  637: 
  638:     
  639: 
  640:     security.declarePublic('lastEditor')                                              	
  641:     def lastEditor(self):
  642:         """last Editor"""
  643:         if hasattr(self,'author'):
  644:             try:
  645:                 ret=self.author.replace("-","\n")
  646:             except:#old version of versionded file sometimes stored the user object and not only the name the following corrects this
  647:                 ret=str(self.author).replace("-","\n")
  648:             ret=ret.replace("\r","\n")
  649:             return ret.lstrip().rstrip()
  650: 
  651:         else:
  652:             jar=self._p_jar
  653:             oid=self._p_oid
  654: 
  655:             if jar is None or oid is None: return None
  656: 
  657:             return jar.db().history(oid)[0]['user_name']
  658:     
  659:         
  660: manage_addextVersionedFileObjectForm=DTMLFile('dtml/fileAdd', globals(),Kind='extVersionedFileObject',kind='extVersionedFileObject', version='1')
  661: 
  662: def manage_addextVersionedFileObject(self,id,vC='',author='', file='',title='',precondition='', content_type='',
  663:                                      REQUEST=None):
  664:     """Add a new File object.
  665: 
  666:     Creates a new File object 'id' with the contents of 'file'"""
  667: 
  668:     id=str(id)
  669:     title=str(title)
  670:     content_type=str(content_type)
  671:     precondition=str(precondition)
  672:     
  673:     id, title = cookId(id, title, file)
  674: 
  675:     self=self.this()
  676: 
  677:     # First, we create the file without data:
  678:     self._setObject(id, extVersionedFileObject(id,title,'',content_type, precondition))
  679:     self._getOb(id).versionComment=str(vC)
  680:     self._getOb(id).time=time.localtime()
  681:     
  682:     setattr(self._getOb(id),'author',author)
  683:     
  684:     # Now we "upload" the data.  By doing this in two steps, we
  685:     # can use a database trick to make the upload more efficient.
  686:     if file:
  687:         self._getOb(id).manage_upload(file)
  688:     if content_type:
  689:         self._getOb(id).content_type=content_type
  690: 
  691:     if REQUEST is not None:
  692:         REQUEST['RESPONSE'].redirect(self.absolute_url()+'/manage_main')
  693: 
  694: 
  695: 
  696: 
  697: class extVersionedFile(CatalogAware,Folder):
  698:     """Versioniertes File"""
  699: 
  700:     default_catalog='fileCatalog'
  701:     
  702:     security= ClassSecurityInfo()   
  703:     
  704:     security.declarePublic('getTitle')
  705:     def getTitle(self):
  706:         """get title"""
  707:         return self.title
  708:     
  709:     def PrincipiaSearchSource(self):
  710:         """Return cataloguable key for ourselves."""
  711:         return str(self)
  712:     
  713:     def __init__(self, id, title, lockedBy,author):
  714:         """init"""
  715:         self.id=id
  716:         self.title=title
  717:         self.lockedBy=lockedBy
  718:         self.author=author
  719: 
  720:     def manageImagesForm(self):
  721:         """manage Images attached to the file"""
  722: 
  723:         self.REQUEST.SESSION['refer']=self.REQUEST['HTTP_REFERER']
  724:         
  725:         pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','manageImage')).__of__(self)
  726:         return pt()
  727: 
  728:     def manageImages(self,imageUrl=None,caption=None,REQUEST=None):
  729:         """manage URL"""
  730:         if imageUrl and (not imageUrl==""):
  731:             manage_AddImageZogiLib(self,libPath=imageUrl,caption=caption)
  732: 
  733:         if self.REQUEST.SESSION.has_key('refer'):
  734: 
  735:             return REQUEST.RESPONSE.redirect(self.REQUEST.SESSION['refer'])
  736:         return REQUEST.RESPONSE.redirect(self.aq_parent.absolute_url())
  737:     
  738:     
  739:     
  740:     def changeImages(self,caption=None,submit=None,id=None,REQUEST=None):
  741:         """manage URL"""
  742:         if submit=="change caption":
  743:             image=self.ZopeFind(self,obj_ids=[id])
  744:             if image:
  745:                 image[0][1].caption=caption[0:]
  746:         
  747:         elif submit=="delete":
  748:             image=self.ZopeFind(self,obj_ids=[id])
  749:             if image:
  750:                 self.manage_delObjects([image[0][1].getId()])
  751: 
  752: 
  753:         if self.REQUEST.SESSION.has_key('refer'):
  754: 
  755:             return REQUEST.RESPONSE.redirect(self.REQUEST.SESSION['refer'])
  756:         return REQUEST.RESPONSE.redirect(self.aq_parent.absolute_url())
  757:     
  758:     
  759: 
  760: 
  761:     def getImages(self):
  762:         """get Images"""
  763:         images=self.ZopeFind(self,obj_metatypes=["ImageZogiLib"])
  764:         if not images:
  765:             return None
  766:         else:
  767:             return images
  768:         
  769:     security.declarePublic('getComment')
  770:     def getComment(self):
  771:         """get the comment of this file"""
  772:         if not hasattr(self,'comment') or (not self.comment) or (self.comment.lstrip()==""):
  773:             return "Add comment"
  774: 
  775:         else:
  776:             return self.comment
  777:         
  778:         
  779:     meta_type="extVersionedFile"
  780: 
  781:     def manageCommentForm(self):
  782:         """add a comment"""
  783:         pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','addComment')).__of__(self)
  784:         return pt()
  785: 
  786:     def manageComment(self,text,comment_author,submit,REQUEST=None):
  787:         """manage comments"""
  788:         if submit =='change':
  789:             if text=='':
  790:                 self.comment=None
  791:             else:
  792:                 self.comment=text
  793:                 self.comment_author=comment_author
  794: 
  795:                 self.comment_date=time.strftime("%Y-%m-%d %H:%M:%S",time.localtime())
  796: 
  797:         return REQUEST.RESPONSE.redirect(self.aq_parent.absolute_url())
  798:     
  799:     security.declarePublic('getLastChangeDate')
  800:     
  801:     def getLastChangeDate(self):
  802:         """get last change date"""
  803:         lv=self.getLastVersion()
  804:         time=lv.getTime()
  805:         return time
  806:     
  807:     def getLastEditor(self):
  808:         """get last change date"""
  809:         lv=self.getLastVersion()
  810:         le=lv.lastEditor()
  811:         return le
  812:     
  813:     def getLockedBy(self):
  814:         """get locked by"""
  815:         return str(self.lockedBy)
  816:     
  817:     security.declarePublic('getLastVersion')
  818:     def getLastVersion(self):
  819:         """Last Version"""
  820:         tmp=0
  821:         lastVersion=None
  822:         
  823:         for version in self.ZopeFind(self):
  824:             
  825:             if hasattr(version[1],'versionNumber'):
  826:                 
  827:                 if int(version[1].versionNumber) > tmp:
  828:                     tmp=int(version[1].versionNumber,)
  829:                     lastVersion=version[1]
  830:             if lastVersion==None:
  831:                 lastVersion=version[1]
  832:                 lastVersion.versionNumber=1
  833:         return lastVersion
  834:     
  835:     
  836:     def diff(self,data):
  837:         """differenz between lastversion and data"""
  838:         d=Differ()
  839:         tmp=self.getLastVersion().getData()
  840:         #print "XX",data,tmp
  841:         try:
  842:             l=list(d.compare(data.splitlines(1),tmp.splitlines(1)))
  843:         except:
  844:             return 0,""
  845:         plus=0
  846:         minus=0
  847:         for a in l:
  848:             if a[0]=='+':
  849:                 plus+=1
  850:             if a[0]=='-':
  851:                 minus+=1
  852:         
  853:         return max([plus,minus]),l
  854: 
  855: 
  856:     security.declarePublic('index_html')
  857:     def index_html(self):
  858:         """main view"""
  859:         #lastVersion=self.getLastVersion()
  860:         #return "File:"+self.title+"  Version:%i"%lastVersion.versionNumber," modified:",lastVersion.bobobase_modification_time()," size:",lastVersion.getSize(),"modified by:",lastVersion.lastEditor()
  861:         #return "File: %s Version:%i modified:%s size:%s modified by:%s"%(self.title,lastVersion.versionNumber,lastVersion.getTime(),lastVersion.getSize(),lastVersion.lastEditor())
  862:         return self.history()
  863: 
  864:     
  865:     security.declarePublic('getVersion')                                              
  866:     def getVersion(self):
  867:         tmp=0
  868:         for version in self.ZopeFind(self):
  869:             
  870:             if hasattr(version[1],'versionNumber'):
  871:                 
  872:                 if int(version[1].versionNumber) > tmp:
  873:                     tmp=int(version[1].versionNumber,)
  874:         return tmp+1
  875: 
  876: 
  877:     def history(self):
  878:         """history"""  
  879: 
  880:         ext=self.ZopeFind(self.aq_parent,obj_ids=["history_template.html"])
  881:         if ext:
  882:             return getattr(self,ext[0][1].getId())()
  883:         
  884:         pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','versionHistory')).__of__(self)
  885:         return pt()
  886: 
  887:     def getVersions(self):
  888:         """get all versions"""
  889:         ret=[]
  890:         for version in self.ZopeFind(self):
  891:             if hasattr(version[1],'versionNumber'):
  892:                 ret.append((version[1].versionNumber,version[1]))
  893:         ret.sort(sortv)
  894:         return ret
  895: 
  896:     security.declareProtected('AUTHENTICATED_USER','forceunlock')   
  897:     def forceunlock(self,RESPONSE=None):
  898:         """unlock"""
  899:         #safe who had the lock
  900:         if self.lockedBy:
  901:             self.brokenLock=str(self.lockedBy)
  902:         else:
  903:             self.brokenLock=""
  904:         self.lockedBy=''
  905:         return self.brokenLock
  906: 
  907:     security.declareProtected('AUTHENTICATED_USER','unlock')   
  908:     def unlock(self,RESPONSE):
  909:         """unlock"""
  910:         if str(self.lockedBy) in [str(self.REQUEST['AUTHENTICATED_USER'])]:
  911:             self.lockedBy=''
  912:             RESPONSE.redirect(self.REQUEST['HTTP_REFERER'])
  913:         else:
  914:             return "Sorry, not locked by you! (%s,%s)"%(self.lockedBy,self.REQUEST['AUTHENTICATED_USER'])
  915:         
  916: 
  917:     
  918:     security.declareProtected('AUTHENTICATED_USER','addVersionedFileObjectForm')
  919:     def addVersionedFileObjectForm(self):
  920:         """add a new version"""
  921:         
  922:         if str(self.REQUEST['AUTHENTICATED_USER']) in ["Anonymous User"]:
  923:             return "please login first"
  924:         if (self.lockedBy==self.REQUEST['AUTHENTICATED_USER']) or (self.lockedBy==''):
  925:             ext=self.ZopeFind(self.aq_parent,obj_ids=["addNewVersion.dtml"])
  926:             if ext:
  927:                 return ext[0][1]('',globals(),version=self.getVersion(),lastComment=self.getLastVersion().getVersionComment(),AUTHENTICATED_USER=self.REQUEST.AUTHENTICATED_USER)
  928:             else:
  929:                 out=DTMLFile('dtml/fileAdd', globals(),Kind='VersionedFileObject',kind='versionedFileObject',version=self.getVersion()).__of__(self)
  930:                 return out()
  931:         else:
  932:             return "Sorry file is locked by somebody else"
  933:         
  934:     def manage_addVersionedFileObject(self,id,vC,author,file='',title='',precondition='', content_type='',changeName='no',newName='', RESPONSE=None):
  935:         """add"""
  936:         try: #der ganze vC unsinn muss ueberarbeitet werden
  937:             vC=self.REQUEST['vC']
  938:         except:
  939:             pass
  940:         
  941:         author=self.REQUEST['author']
  942:         
  943:         if changeName=="yes":
  944:             filename=file.filename
  945:             self.title=filename[max(filename.rfind('/'),
  946:                                     filename.rfind('\\'),
  947:                                     filename.rfind(':'),
  948:                                     )+1:]
  949: 
  950:         if not newName=='':
  951:             self.title=newName[0:]
  952:         
  953:         positionVersionNum=getattr(self,'positionVersionNum','front')
  954:         
  955:         if positionVersionNum=='front':
  956:             id="V%i"%self.getVersion()+"_"+self.title
  957:         else:
  958:             tmp=os.path.splitext(self.title)
  959:             if len(tmp)>1:
  960:                 id=tmp[0]+"_V%i"%self.getVersion()+tmp[1]
  961:             else:
  962:                 id=tmp[0]+"_V%i"%self.getVersion()
  963:         
  964:         manage_addextVersionedFileObject(self,id,vC,author,file,id,precondition, content_type)
  965:         objs=self.ZopeFind(self,obj_ids=[id])[0][1].setVersionNumber(int(self.getVersion()))
  966:         self.REQUEST.SESSION['objID_parent']=self.getId()
  967: 
  968:         if getattr(self,'defaultFileCatalog',None):
  969:             
  970:             self.reindex_object()
  971:             
  972:         if RESPONSE:
  973:             obj=self.ZopeFind(self,obj_ids=[id])[0][1]
  974:             if obj.getSize()==0:
  975:                 self.REQUEST.SESSION['objID']=obj.getId()
  976:                 pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','errorUploadFile')).__of__(self)
  977:                 return pt()
  978: 
  979:             else:
  980:                 RESPONSE.redirect(self.REQUEST['URL2'])
  981: 
  982:         else:
  983:             return self.ZopeFind(self,obj_ids=[id])[0][1]
  984: 
  985:         
  986:     def download(self):
  987:         """download and lock"""
  988:         self.REQUEST.RESPONSE.setHeader("Content-Disposition","""attachement; filename=%s"""%self.getLastVersion().getId())
  989:         self.REQUEST.RESPONSE.setHeader("Content-Type","application/octet-stream")
  990:         self.content_type="application/octet-stream"
  991:         self.REQUEST.RESPONSE.redirect(self.REQUEST['URL1']+'/'+self.getId()+'/'+self.getLastVersion().getId())
  992:     
  993:     security.declareProtected('AUTHENTICATED_USER','downloadLocked')    
  994:     def downloadLocked(self):
  995:         """download and lock"""
  996: 
  997:         if repr(self.REQUEST['AUTHENTICATED_USER'])=='Anonymous User':
  998:             return "please login first"
  999:         if not self.lockedBy=="":
 1000:             return "cannot be locked because is already locked by %s"%self.lockedBy
 1001:         self.lockedBy=self.REQUEST['AUTHENTICATED_USER']
 1002:         self.getLastVersion().content_type="application/octet-stream"
 1003:         self.REQUEST.RESPONSE.redirect(self.REQUEST['URL1']+'/'+self.getId()+'/'+self.getLastVersion().getId())
 1004:     
 1005: def manage_addextVersionedFileForm(self):
 1006:     """interface for adding the OSAS_root"""
 1007:     pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','addextVersionedFile.zpt')).__of__(self)
 1008:     return pt()
 1009: 
 1010: def manage_addextVersionedFile(self,id,title,lockedBy, author=None, RESPONSE=None):
 1011:     """add the OSAS_root"""
 1012:     newObj=extVersionedFile(id,title,lockedBy,author)
 1013:     self._setObject(id,newObj)
 1014:     
 1015:     if RESPONSE is not None:
 1016:         RESPONSE.redirect('manage_main')
 1017: 
 1018: 
 1019: InitializeClass(extVersionedFile)
 1020: InitializeClass(extVersionedFileFolder)

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