File:  [Repository] / versionedFile / versionedFile.py
Revision 1.37: download - view: text, annotated - select for diffs - revision graph
Tue Jun 21 14:12:35 2005 UTC (18 years, 11 months ago) by dwinter
Branches: MAIN
CVS tags: HEAD
thread herausgenommen

    1: from OFS.Folder import Folder
    2: from OFS.Image import File
    3: from OFS.Image import cookId
    4: from Globals import DTMLFile, InitializeClass,package_home
    5: from Products.PageTemplates.PageTemplateFile import PageTemplateFile
    6: from AccessControl import getSecurityManager
    7: from Products.PageTemplates.PageTemplate import PageTemplate
    8: from Products.PageTemplates.ZopePageTemplate import ZopePageTemplate
    9: from AccessControl import ClassSecurityInfo
   10: 
   11: from threading import Thread
   12: import shutil
   13: import tempfile
   14: import os.path
   15: 
   16: import time
   17: try:
   18:     from Products.ECHO_content.ECHO_collection import ECHO_basis
   19: except:
   20:     print "ECHO Elements not imported"
   21:     class ECHO_basis:
   22: 	     """leer"""
   23:     	     manage_options=()
   24: 
   25: 	
   26: def sortv(x,y):
   27:     return cmp(x[0],y[0])
   28: tdir = "/tmp/downloadVersionedFiles"
   29: 
   30: class generateDownloadZip:
   31:     """generateDownloadSet"""
   32: 
   33:     def __init__(self,folderObject,url):
   34:         """init downloadzip"""
   35:         self.folder=folderObject
   36:         self.done=None
   37:         self.response=""
   38:         self.url=url
   39:         
   40:     def __call__(self):
   41:         """call generate download zip"""
   42:         storeTempDir=tempfile.tempdir
   43: 	tempfile.tempdir=tdir
   44: 
   45:         tmpPath=tempfile.mktemp()
   46:         tmpZip=tempfile.mktemp()+".gtz"
   47:         tmpFn=os.path.split(tmpZip)[1]
   48:         
   49:         if not os.path.exists(tempfile.tempdir):
   50:             os.mkdir(tempfile.tempdir) 
   51: 
   52:         if not os.path.exists(tmpPath):
   53: 		    os.mkdir(tmpPath) 
   54: 	    
   55: 	self.response="<h3>1. step: getting the files</h3>"
   56: 
   57:         for files in self.folder.ZopeFind(self.folder,obj_metatypes=['versionedFile']):
   58:             lastV=files[1].getLastVersion()
   59:             self.response+=str("<p>Get File: %s<br>\n"%lastV.title)
   60: 
   61:             savePath=os.path.join(tmpPath,lastV.title)
   62:             fh=file(savePath,"w")
   63:             fh.write(lastV.data)
   64:             fh.close()
   65: 
   66:         self.response+="<h3>2. step: creating the downloadable file</h3>"
   67: 	self.response+="<p>Create gtar<br>"
   68:         self.response+="<p>This can take a while....<br>\n"
   69: 
   70:         fh=os.popen2("tar zcvf %s %s/*"%(tmpZip,tmpPath),1)[1]
   71:         self.response+="<br>"
   72:         for c in fh.read():
   73:             self.response+=c
   74:             if c==")":
   75:                 self.response+="<br>\n"
   76: 		    
   77: 			    
   78: 
   79:         
   80:         shutil.rmtree(tmpPath)
   81: 
   82:         self.response+="<p>finished<br>\n"
   83: 
   84:         len=os.stat(tmpZip)[6]
   85:         downloadUrl=self.url+"/downloadSet"
   86:         self.response+="""<h1><a href="downloadSet?fn=%s">Click here for download ( %i Byte)</a></h1>\n"""%(tmpFn,len)
   87:         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>"""
   88:         self.response+="""<p>The file will be stored for a while, you can download it later, the URL is:</p>
   89: 		    <p><a href="downloadSet?fn=%s">%s?fn=%s</a></h1>\n"""%(tmpFn,downloadUrl,tmpFn)
   90: 
   91:         self.done=True
   92: 
   93:  
   94:     def getResult(self):
   95:         """get result"""
   96:         return self.response
   97: 
   98:     def isDone(self):
   99:         if self.done:
  100:             return True
  101:         else:
  102:             return False
  103:         
  104: 
  105: class versionedFileFolder(Folder,ECHO_basis):
  106:     """Folder with versioned files"""
  107: 
  108:     
  109:     meta_type = "versionedFileFolder"
  110: 
  111:     security= ClassSecurityInfo()
  112:     security.declareProtected('AUTHENTICATED_USER','addFileForm')
  113: 
  114:     if ECHO_basis:
  115:         optTMP= Folder.manage_options+ECHO_basis.manage_options
  116:     else:
  117:         optTMP= Folder.manage_options
  118: 
  119:     manage_options =optTMP+(
  120: 		{'label':'Generate Index.html','action':'generateIndexHTML'},
  121:                 {'label':'Generate history_template.html','action':'generateHistoryHTML'},
  122:                 {'label':'Import Folder','action':'importFolderForm'},
  123:                 {'label':'Export Folder','action':'exportFolder'},
  124:                 )
  125: 
  126:     def importFolderForm(self):
  127:         """form fuer folder import"""
  128:         pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','importFolderForm.zpt')).__of__(self)
  129:         return pt()
  130:         
  131:     def importFolder(self,path,comment="",author=None,lockedBy=None,RESPONSE=None):
  132:         """importiere inhalt eines folders"""
  133: 
  134:         for fileName in os.listdir(path):
  135:             if os.path.isfile(os.path.join(path,fileName)):
  136:                 manage_addVersionedFile(self,fileName,'','')
  137:                 id=fileName
  138:                 ob=self._getOb(fileName)
  139:                 ob.title=id
  140:                 file2=file(os.path.join(path,fileName))
  141:         
  142:                 obj=ob.manage_addVersionedFileObject(id,comment,author,file2,content_type='')
  143: 
  144:         if RESPONSE:
  145:             RESPONSE.redirect(self.REQUEST['URL1'])
  146: 
  147:     zipThreads={}
  148:     zipThreads2={}
  149: 
  150:     def refreshTxt(self):
  151:         """txt fuer refresh"""
  152:         tn=self.REQUEST.SESSION['threadName']
  153:         return """ 2;url=%s?repeat=%s """%(self.absolute_url()+"/exportFolder",tn)
  154: 
  155:     def exportFolder(self,repeat=None):
  156:         """exportiert alle akutellen files des folders"""
  157:         threadName=repeat
  158:         
  159:         downloadZip=generateDownloadZip(self,self.absolute_url())
  160:         downloadZip()
  161:         return downloadZip.getResult()
  162:        ##  if not threadName or threadName=="":
  163: ##             threadStart=generateDownloadZip(self,self.absolute_url())
  164: ##             thread=Thread(target=threadStart)
  165:             
  166: ##             thread.start()
  167: 
  168:                     
  169: ##             self.zipThreads[thread.getName()[0:]]=threadStart
  170: ##             self.zipThreads2[thread.getName()[0:]]=thread
  171: ##             self.REQUEST.SESSION['threadName']=thread.getName()[0:]
  172: ##             wait_template=self.aq_parent.ZopeFind(self.aq_parent,obj_ids=['zip_wait_template'])
  173: ##             if wait_template:
  174: ##                 return wait_template[0][1]()
  175: ##             pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','zip_wait.zpt')).__of__(self)
  176: ##             return pt()
  177:                 
  178: ##         else:
  179: ##             self.REQUEST.SESSION['threadName']=threadName
  180: 
  181: ##             if (self.zipThreads[threadName].getResult()==None):
  182: 
  183: ##                 wait_template=self.aq_parent.ZopeFind(self.aq_parent,obj_ids=['wait_template'])
  184: ##                 if wait_template:
  185: ##                     return wait_template[0][1]()
  186: 
  187: ##                 pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','zip_wait.zpt')).__of__(self)
  188: ##                 return pt()
  189: ##             else:
  190: ##                 if self.zipThreads[threadName].isDone():
  191: ##                     self.REQUEST.SESSION['result']=self.zipThreads[threadName].getResult()
  192: ##                     self.zipThreads2[threadName].join()
  193: ##                     del(self.zipThreads2[threadName])
  194: ##                     del(self.zipThreads[threadName])
  195: ##                     pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','zip_result.zpt')).__of__(self)
  196: ##                     return pt()
  197: 
  198: ##                 else:
  199: ##                     self.REQUEST.SESSION['result']=self.zipThreads[threadName].getResult()
  200: ##                     self.REQUEST.SESSION['threadName']=threadName
  201: ##                     pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','zip_wait_result.zpt')).__of__(self)
  202: ##                     return pt()
  203: 
  204:     def downloadSet(self,fn):
  205: 	    """download prepared set"""
  206: 	    filename=os.path.join(tdir,fn)
  207: 
  208: 	    
  209: 	    self.REQUEST.RESPONSE.setHeader("Content-Disposition","""attachement; filename="%s" """%"donloadFileFolder.tgz")
  210: 	    self.REQUEST.RESPONSE.setHeader("Content-Type","application/octet-stream")
  211: 	    len=os.stat(filename)[6]
  212: 	    self.REQUEST.RESPONSE.setHeader("Content-Length",len)
  213: 	    images=file(filename).read()
  214: 	    self.REQUEST.RESPONSE.write(images)
  215: 	    self.REQUEST.RESPONSE.close()
  216: 
  217: 	
  218: 
  219:     def helpDownload(self):
  220:         """download help"""
  221:         
  222:         pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','helpDownload')).__of__(self)
  223:         return pt()
  224:     
  225:     def generateIndexHTML(self,RESPONSE=None):
  226:         """lege standard index.html an"""
  227: 
  228: 
  229:         if not self.ZopeFind(self,obj_ids=['index.html']):
  230:             zt=ZopePageTemplate('index.html')
  231:             self._setObject('index.html',zt)
  232:             default_content_fn = os.path.join(package_home(globals()),
  233:                                                'zpt/versionFileFolderMain.zpt')
  234:             text = open(default_content_fn).read()
  235:             zt.pt_edit(text, 'text/html')
  236: 
  237:         else:
  238:             return "already exists!"
  239:         
  240:         if RESPONSE is not None:
  241:             RESPONSE.redirect('manage_main')
  242: 
  243: 
  244:     def generateHistoryHTML(self,RESPONSE=None):
  245:         """lege standard index.html an"""
  246: 
  247:         
  248: 
  249:         if not self.ZopeFind(self,obj_ids=['history_template.html']):
  250:             zt=ZopePageTemplate('history_template.html')
  251:             self._setObject('history_template.html',zt)
  252:             default_content_fn = os.path.join(package_home(globals()),
  253:                                                'zpt/versionHistory.zpt')
  254:             text = open(default_content_fn).read()
  255:             zt.pt_edit(text, 'text/html')
  256: 
  257:         else:
  258:             return "already exists!"
  259:         
  260:         if RESPONSE is not None:
  261:             RESPONSE.redirect('manage_main')
  262: 
  263:     
  264:        
  265: 
  266:     def getVersionedFiles(self,sortField='title'):
  267:         """get all versioned files"""
  268: 
  269:         def sortName(x,y):
  270:             return cmp(x[1].title.lower(),y[1].title.lower())
  271: 
  272:         def sortDate(x,y):
  273:             return cmp(y[1].getLastVersion().getTime(),x[1].getLastVersion().getTime())
  274: 
  275:         
  276:         def sortComment(x,y):
  277: 
  278:         
  279:             
  280: 	 try:
  281: 	    xc=getattr(x[1],'comment','ZZZZZZZZZZZZZ').lower()
  282: 	 except:
  283: 	    xc='ZZZZZZZZZZZZZ'.lower()
  284: 	 try:
  285: 	    yc=getattr(y[1],'comment','ZZZZZZZZZZZZZ').lower()
  286:          except:
  287:             yc='ZZZZZZZZZZZZZ'.lower()
  288: 
  289: 
  290:          if (xc=='') or (xc=='ZZZZZZZZZZZZZ'.lower()):
  291:              
  292:              try:
  293:                  xc=x[1].getLastVersion().getVComment().lower()
  294:              except:
  295:                  xc='ZZZZZZZZZZZZZ'.lower()
  296:                  
  297:          if (yc=='') or (yc=='ZZZZZZZZZZZZZ'.lower()):
  298:              try:
  299:                  yc=y[1].getLastVersion().getVComment().lower()
  300:              except:
  301:                  yc='ZZZZZZZZZZZZZ'.lower()
  302: 
  303:          
  304:          return cmp(xc,yc)
  305: 
  306:         def sortAuthor(x,y):
  307:             
  308:             return cmp(x[1].getLastVersion().lastEditor().lower(),y[1].getLastVersion().lastEditor().lower())
  309:         
  310: 	versionedFiles=self.ZopeFind(self,obj_metatypes=['versionedFile'])
  311: 
  312:         if sortField=='title':
  313:             versionedFiles.sort(sortName)
  314:         elif sortField=='date':
  315:             versionedFiles.sort(sortDate)
  316:         elif sortField=='author':
  317:             versionedFiles.sort(sortAuthor)
  318:         elif sortField=='comment':
  319:             versionedFiles.sort(sortComment)
  320: 
  321:         return versionedFiles
  322: 
  323: 
  324:     def header_html(self):
  325:         """zusätzlicher header"""
  326:         ext=self.ZopeFind(self,obj_ids=["header.html"])
  327:         if ext:
  328:             return ext[0][1]()
  329:         else:
  330:             return ""
  331:         
  332:     def index_html(self):
  333:         """main"""
  334:         ext=self.ZopeFind(self,obj_ids=["index.html"])
  335:         if ext:
  336:             return ext[0][1]()
  337:         
  338:         pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','versionFileFolderMain')).__of__(self)
  339:         return pt()
  340: 
  341: 
  342:     def addFileForm(self):
  343:         """add a file"""
  344:         ext=self.ZopeFind(self,obj_ids=["addFileForm.dtml"])
  345:         if ext:
  346:             return ext[0][1]('',globals(),version='1',AUTHENTICATED_USER=self.REQUEST.AUTHENTICATED_USER)
  347:         
  348:         out=DTMLFile('dtml/newFileAdd', globals(),Kind='VersionedFileObject',kind='versionedFileObject',version='1').__of__(self)
  349:         return out()
  350: 
  351: 
  352:     def addFile(self,vC,file,author,newName='',content_type='',RESPONSE=None):
  353:         """ add a new file"""
  354:         if newName=='':
  355:             filename=file.filename
  356:             id=filename[max(filename.rfind('/'),
  357:                                     filename.rfind('\\'),
  358:                                     filename.rfind(':'),
  359:                                     )+1:]
  360: 
  361:         else:
  362:             id=newName
  363:         
  364:         vC=self.REQUEST.form['vC']
  365:         manage_addVersionedFile(self,id,'','')
  366:         #if (getattr(self,'commentNonEmpty',0)==1) and vC.strip()=="":
  367:             
  368:             
  369:         ob=self._getOb(id)
  370:         ob.title=id
  371:         file2=file
  372:         
  373:         obj=ob.manage_addVersionedFileObject(id,vC,author,file2,content_type=content_type)
  374:         self.REQUEST.SESSION['objID']=ob.getId()
  375:         self.REQUEST.SESSION['objID_parent']=None
  376: 
  377:         if obj.getSize()==0:
  378:             pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','errorUploadFile')).__of__(self)
  379:             return pt()
  380:         
  381:         RESPONSE.redirect(self.REQUEST['URL1'])
  382: 
  383: 
  384:     def deleteEmptyObject(self,submit,RESPONSE=None):
  385:         """deleteemptyobject"""
  386:         if submit=="delete it":
  387:             if self.REQUEST.SESSION['objID_parent']:
  388:                 obj=getattr(self,self.REQUEST.SESSION['objID_parent'])
  389: 
  390:             else:
  391:                 obj=self
  392:             obj.manage_delObjects([self.REQUEST.SESSION['objID']])
  393: 
  394:         RESPONSE.redirect(self.REQUEST['URL1'])
  395:         
  396:         
  397: manage_addVersionedFileFolderForm=DTMLFile('dtml/folderAdd', globals())
  398: 
  399: 
  400: def manage_addVersionedFileFolder(self, id, title='',
  401:                      createPublic=0,
  402:                      createUserF=0,
  403:                      REQUEST=None):
  404:     """Add a new Folder object with id *id*.
  405: 
  406:     If the 'createPublic' and 'createUserF' parameters are set to any true
  407:     value, an 'index_html' and a 'UserFolder' objects are created respectively
  408:     in the new folder.
  409:     """
  410:     ob=versionedFileFolder()
  411:     ob.id=str(id)
  412:     ob.title=title
  413:     self._setObject(id, ob)
  414:     ob=self._getOb(id)
  415: 
  416:     checkPermission=getSecurityManager().checkPermission
  417: 
  418:     if createUserF:
  419:         if not checkPermission('Add User Folders', ob):
  420:             raise Unauthorized, (
  421:                   'You are not authorized to add User Folders.'
  422:                   )
  423:         ob.manage_addUserFolder()
  424: 
  425:   
  426:     if REQUEST is not None:
  427:         return self.manage_main(self, REQUEST, update_menu=1)
  428: 
  429: 
  430: 
  431: class versionedFileObject(File):
  432:     """File Object im Folder"""
  433:     
  434:     meta_type = "versionedFileObject"
  435:     
  436:     manage_editForm  =DTMLFile('dtml/fileEdit',globals(),
  437:                                Kind='File',kind='file')
  438:     manage_editForm._setName('manage_editForm')
  439: 
  440:     def getVComment(self):
  441:         """get the comment of this file"""
  442:         if not hasattr(self,'vComment') or (not self.vComment) or (self.vComment.lstrip()==""):
  443:             return "Add comment"
  444: 
  445:         else:
  446:             return self.vComment
  447:             
  448:     def manageVCommentForm(self):
  449:         """add a comment"""
  450: 
  451:         self.REQUEST.SESSION['refer']=self.REQUEST['HTTP_REFERER']
  452: 
  453: 
  454:         
  455:         pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','addVComment')).__of__(self)
  456:         return pt()
  457: 
  458:     def manageVComment(self,text,comment_author,submit,REQUEST=None):
  459:         """manage comments"""
  460:         if submit =='change':
  461:             if text=='':
  462:                 self.vComment=None
  463:             else:
  464:                 self.vComment=text
  465:                 self.vComment_author=comment_author
  466: 
  467:                 self.vComment_date=time.strftime("%Y-%m-%d %H:%M:%S",time.localtime())
  468: 
  469:         if self.REQUEST.SESSION.has_key('refer'):
  470: 
  471:             return REQUEST.RESPONSE.redirect(self.REQUEST.SESSION['refer'])
  472:         return REQUEST.RESPONSE.redirect(self.aq_parent.absolute_url()+"/history")
  473:     
  474: 
  475:     def getTime(self):
  476:         """getTime"""
  477:         #return self.bobobase_modification_time().ISO()
  478:         if hasattr(self,'time'):
  479:             return time.strftime("%Y-%m-%d %H:%M:%S",self.time)
  480: 	elif hasattr(self,'timefixed'):
  481: 	    return self.timefixed
  482:         else:
  483: 	    setattr(self,'timefixed',self.bobobase_modification_time().ISO())
  484:             return self.bobobase_modification_time().ISO()
  485: 
  486: 
  487: 
  488:     
  489: 
  490:     def download(self):
  491:         """download and lock"""
  492:         
  493:         self.REQUEST.RESPONSE.setHeader("Content-Disposition","""attachement; filename=%s"""%self.getId())
  494: 	self.REQUEST.RESPONSE.setHeader("Content-Type","application/octet-stream")
  495:       
  496:         self.content_type="application/octet-stream"
  497:         #self.REQUEST.RESPONSE.redirect(self.absolute_url())
  498:         self.REQUEST.RESPONSE.write(self.index_html())
  499:         #self.REQUEST.RESPONSE.write("bl")
  500:         self.REQUEST.close()
  501:     
  502:     def downloadLocked(self):
  503:         """download and lock"""
  504:         
  505:         
  506:         if self.REQUEST['AUTHENTICATED_USER']=='Anonymous User':
  507:             return "please login first"
  508:         if not self.aq_parent.lockedBy=="":
  509:             return "cannot be locked because is already locked by %s"%self.lockedBy
  510:         self.aq_parent.lockedBy=self.REQUEST['AUTHENTICATED_USER']
  511: 
  512:         self.content_type="application/octet-stream"
  513:         self.REQUEST.RESPONSE.redirect(self.absolute_url())
  514:     
  515:     def setVersionNumber(self,versionNumber):
  516:         """set version"""
  517:         self.versionNumber=versionNumber
  518: 
  519:     def getVersionNumber(self):
  520:         """get version"""
  521:         return self.versionNumber
  522: 
  523:    
  524:             
  525:     def lastEditor(self):
  526:         """last Editor"""
  527:         if hasattr(self,'author'):
  528:             ret=self.author.replace("-","\n")
  529:             ret=ret.replace("\r","\n")
  530:             return ret
  531: 
  532:         else:
  533:             jar=self._p_jar
  534:             oid=self._p_oid
  535: 
  536:             if jar is None or oid is None: return None
  537: 
  538:             return jar.db().history(oid)[0]['user_name']
  539: 
  540:     
  541:     
  542:         
  543: manage_addVersionedFileObjectForm=DTMLFile('dtml/fileAdd', globals(),Kind='VersionedFileObject',kind='versionedFileObject', version='1')
  544: 
  545: def manage_addVersionedFileObject(self,id,vC='',author='', file='',title='',precondition='', content_type='',
  546:                    REQUEST=None):
  547:     """Add a new File object.
  548: 
  549:     Creates a new File object 'id' with the contents of 'file'"""
  550: 
  551:     id=str(id)
  552:     title=str(title)
  553:     content_type=str(content_type)
  554:     precondition=str(precondition)
  555:     
  556:     id, title = cookId(id, title, file)
  557: 
  558:     self=self.this()
  559: 
  560:     # First, we create the file without data:
  561:     self._setObject(id, versionedFileObject(id,title,'',content_type, precondition))
  562:     self._getOb(id).versionComment=str(vC)
  563:     self._getOb(id).time=time.localtime()
  564:     
  565:     setattr(self._getOb(id),'author',author)
  566:     
  567:     # Now we "upload" the data.  By doing this in two steps, we
  568:     # can use a database trick to make the upload more efficient.
  569:     if file:
  570:         self._getOb(id).manage_upload(file)
  571:     if content_type:
  572:         self._getOb(id).content_type=content_type
  573: 
  574:     if REQUEST is not None:
  575:         REQUEST['RESPONSE'].redirect(self.absolute_url()+'/manage_main')
  576: 
  577: 
  578: 
  579: 
  580: class versionedFile(Folder):
  581:     """Versioniertes File"""
  582: 
  583:     def __init__(self, id, title, lockedBy,author):
  584:         """init"""
  585:         self.id=id
  586:         self.title=title
  587:         self.lockedBy=lockedBy
  588:         self.author=author
  589: 
  590:     def getComment(self):
  591:         """get the comment of this file"""
  592:         if not hasattr(self,'comment') or (not self.comment) or (self.comment.lstrip()==""):
  593:             return "Add comment"
  594: 
  595:         else:
  596:             return self.comment
  597:             
  598:         
  599:     meta_type="versionedFile"
  600: 
  601:     def manageCommentForm(self):
  602:         """add a comment"""
  603:         pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','addComment')).__of__(self)
  604:         return pt()
  605: 
  606:     def manageComment(self,text,comment_author,submit,REQUEST=None):
  607:         """manage comments"""
  608:         if submit =='change':
  609:             if text=='':
  610:                 self.comment=None
  611:             else:
  612:                 self.comment=text
  613:                 self.comment_author=comment_author
  614: 
  615:                 self.comment_date=time.strftime("%Y-%m-%d %H:%M:%S",time.localtime())
  616: 
  617:         return REQUEST.RESPONSE.redirect(self.aq_parent.absolute_url())
  618:     
  619:     def getLastVersion(self):
  620:         """Last Version"""
  621:         tmp=0
  622:         lastVersion=None
  623:         
  624:         for version in self.ZopeFind(self):
  625:             
  626:             if hasattr(version[1],'versionNumber'):
  627:                 
  628:                 if int(version[1].versionNumber) > tmp:
  629:                     tmp=int(version[1].versionNumber,)
  630:                     lastVersion=version[1]
  631:         return lastVersion
  632:     
  633:     def index_html(self):
  634:         """main view"""
  635:         lastVersion=self.getLastVersion()
  636:         #return "File:"+self.title+"  Version:%i"%lastVersion.versionNumber," modified:",lastVersion.bobobase_modification_time()," size:",lastVersion.getSize(),"modified by:",lastVersion.lastEditor()
  637:         return "File: %s Version:%i modified:%s size:%s modified by:%s"%(self.title,lastVersion.versionNumber,lastVersion.getTime(),lastVersion.getSize(),lastVersion.lastEditor())
  638:                                                                          
  639:     def getVersion(self):
  640:         tmp=0
  641:         for version in self.ZopeFind(self):
  642:             
  643:             if hasattr(version[1],'versionNumber'):
  644:                 
  645:                 if int(version[1].versionNumber) > tmp:
  646:                     tmp=int(version[1].versionNumber,)
  647:         return tmp+1
  648: 
  649:     security= ClassSecurityInfo()
  650:     security.declareProtected('AUTHENTICATED_USER','unlock')
  651: 
  652:     def history(self):
  653:         """history"""  
  654: 
  655:         ext=self.ZopeFind(self.aq_parent,obj_ids=["history_template.html"])
  656:         if ext:
  657:             return getattr(self,ext[0][1].getId())()
  658:         
  659:         pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','versionHistory')).__of__(self)
  660:         return pt()
  661: 
  662:     def getVersions(self):
  663:         """get all versions"""
  664:         ret=[]
  665:         for version in self.ZopeFind(self):
  666:             if hasattr(version[1],'versionNumber'):
  667:                 ret.append((version[1].versionNumber,version[1]))
  668:         ret.sort(sortv)
  669:         return ret
  670: 
  671:     security.declareProtected('AUTHENTICATED_USER','forceunlock')   
  672:     def forceunlock(self,RESPONSE):
  673:         """unlock"""
  674:         self.lockedBy=''
  675: 
  676:     security.declareProtected('AUTHENTICATED_USER','unlock')   
  677:     def unlock(self,RESPONSE):
  678:         """unlock"""
  679:         if str(self.lockedBy) in [str(self.REQUEST['AUTHENTICATED_USER'])]:
  680:             self.lockedBy=''
  681:             RESPONSE.redirect(self.REQUEST['URL2'])
  682:         else:
  683:             return "Sorry, not locked by you! (%s,%s)"%(self.lockedBy,self.REQUEST['AUTHENTICATED_USER'])
  684:         
  685: 
  686:     
  687:     security.declareProtected('AUTHENTICATED_USER','addVersionedFileObjectForm')
  688: 
  689:     def addVersionedFileObjectForm(self):
  690:         """add a new version"""
  691:         
  692:         if str(self.REQUEST['AUTHENTICATED_USER']) in ["Anonymous User"]:
  693:             return "please login first"
  694:         if (self.lockedBy==self.REQUEST['AUTHENTICATED_USER']) or (self.lockedBy==''):
  695:             out=DTMLFile('dtml/fileAdd', globals(),Kind='VersionedFileObject',kind='versionedFileObject',version=self.getVersion()).__of__(self)
  696:             return out()
  697:         else:
  698:             return "Sorry file is locked by somebody else"
  699:         
  700:     def manage_addVersionedFileObject(self,id,vC,author,file='',title='',precondition='', content_type='',changeName='no',newName='', RESPONSE=None):
  701:         """add"""
  702:         try: #der ganze vC unsinn muss ueberarbeitet werden
  703:             vC=self.REQUEST['vC']
  704:         except:
  705:             pass
  706:         
  707:         author=self.REQUEST['author']
  708:         
  709:         if changeName=="yes":
  710:             filename=file.filename
  711:             self.title=filename[max(filename.rfind('/'),
  712:                         filename.rfind('\\'),
  713:                         filename.rfind(':'),
  714:                         )+1:]
  715: 
  716: 
  717:         if not newName=='':
  718:             self.title=newName[0:]
  719:         print self.title
  720:         
  721:         id="V%i"%self.getVersion()+"_"+self.title
  722:         
  723:         manage_addVersionedFileObject(self,id,vC,author,file,"V%i"%self.getVersion()+"_"+self.title,precondition, content_type)
  724:         objs=self.ZopeFind(self,obj_ids=[id])[0][1].setVersionNumber(int(self.getVersion()))
  725:         self.REQUEST.SESSION['objID_parent']=self.getId()
  726: 
  727:         if RESPONSE:
  728:             obj=self.ZopeFind(self,obj_ids=[id])[0][1]
  729:             if obj.getSize()==0:
  730:                 self.REQUEST.SESSION['objID']=obj.getId()
  731:                 pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','errorUploadFile')).__of__(self)
  732:                 return pt()
  733: 
  734:             else:
  735:                 RESPONSE.redirect(self.REQUEST['URL2'])
  736: 
  737:         else:
  738:             return self.ZopeFind(self,obj_ids=[id])[0][1]
  739:         
  740:     security.declareProtected('AUTHENTICATED_USER','downloadLocked')
  741: 
  742:     def download(self):
  743:         """download and lock"""
  744: 
  745:         self.REQUEST.RESPONSE.setHeader("Content-Disposition","""attachement; filename=%s"""%self.getLastVersion().getId())
  746: 	self.REQUEST.RESPONSE.setHeader("Content-Type","application/octet-stream")
  747:       
  748:         self.content_type="application/octet-stream"
  749:         #self.REQUEST.RESPONSE.write("bl")
  750:         self.REQUEST.RESPONSE.write(self.getLastVersion().index_html())
  751:         self.REQUEST.close()
  752: 
  753:         #self.getLastVersion().content_type="application/octet-stream"
  754:         #self.REQUEST.RESPONSE.redirect(self.REQUEST['URL1']+'/'+self.getId()+'/'+self.getLastVersion().getId())
  755:     
  756:     def downloadLocked(self):
  757:         """download and lock"""
  758:         if self.REQUEST['AUTHENTICATED_USER']=='Anonymous User':
  759:             return "please login first"
  760:         if not self.lockedBy=="":
  761:             return "cannot be locked because is already locked by %s"%self.lockedBy
  762:         self.lockedBy=self.REQUEST['AUTHENTICATED_USER']
  763:         self.getLastVersion().content_type="application/octet-stream"
  764:         self.REQUEST.RESPONSE.redirect(self.REQUEST['URL1']+'/'+self.getId()+'/'+self.getLastVersion().getId())
  765:     
  766: def manage_addVersionedFileForm(self):
  767:     """interface for adding the OSAS_root"""
  768:     pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','addVersionedFile.zpt')).__of__(self)
  769:     return pt()
  770: 
  771: def manage_addVersionedFile(self,id,title,lockedBy, author=None, RESPONSE=None):
  772:     """add the OSAS_root"""
  773:     newObj=versionedFile(id,title,lockedBy,author)
  774:     self._setObject(id,newObj)
  775:    
  776:     if RESPONSE is not None:
  777:         RESPONSE.redirect('manage_main')
  778: 
  779: 
  780: InitializeClass(versionedFile)
  781: InitializeClass(versionedFileFolder)

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