File:  [Repository] / ZSQLExtend / ZSQLExtend.py
Revision 1.11: download - view: text, annotated - select for diffs - revision graph
Mon Feb 9 14:22:30 2004 UTC (20 years, 4 months ago) by dwinter
Branches: MAIN
CVS tags: HEAD
new zsqlextend.py

    1: from OFS.Folder import Folder
    2: from Globals import Persistent
    3: from Acquisition import Implicit
    4: from Globals import DTMLFile
    5: import urllib
    6: import re
    7: import string
    8: from pyPgSQL import libpq
    9: from AccessControl import getSecurityManager
   10: import os.path
   11: 
   12: def quoteString(name):
   13:     #return re.sub(r'([\(\)\?])',"\\\1",name)
   14:     #return "Euklid"
   15:     return name
   16: 
   17: class ZSQLExtendFolder(Persistent, Implicit, Folder):
   18:     """Folder"""
   19:     meta_type="ZSQLExtendFolder"
   20: 
   21:     def actualPath(self,url=None):
   22: 	"""path"""
   23: 
   24:         if self.REQUEST['HTTP_X_FORWARDED_SERVER']=='':
   25:             host=self.REQUEST['HTTP_HOST']
   26:         else:
   27:             host=self.REQUEST['HTTP_X_FORWARDED_SERVER']
   28: 	if not url:
   29: 		return "http://"+host+self.REQUEST['PATH_TRANSLATED']
   30:     	else:
   31: 		temp=self.REQUEST[url].split("/")
   32: 		temp[2]=host
   33: 		return string.join(temp,"/")
   34: 
   35:     def getRequest(self):
   36: 	"""request"""
   37: 	return self.REQUEST
   38: 
   39:     def lowerEnd(self,path):
   40:         """oinly for demo"""
   41:         return os.path.splitext(path)[0]+".jpg"
   42:         
   43:     def ZSQLisEmpty(self,field):
   44:         """Teste ob Treffer leer"""
   45:         #print "field",field
   46:         if not field:
   47:             return 1
   48:         if field=="":
   49:             return 1
   50:         return 0
   51: 
   52:     def ZSQLsearchOptions(self,fieldname=""):
   53:         """return HTML Fragment with search options"""
   54: 	
   55:         ret="""<select name="-op_%s">
   56: 	<option value="bw">begins with</option>          	<!-- begins with / beginnt mit, "Wort*" -->
   57: 	<option value="ew">ends with</option>
   58:    	<option value="ct" selected>contains</option>          		<!-- contains / enthaellt, "Wort" -->
   59:     <option value="eq">equals</option>          		<!-- equals / ist, =Wort -->
   60: </select>"""%fieldname
   61:         return ret
   62:     
   63:     def ZSQLInlineSearch(self,storename=None,**argv):
   64:         """inlinesearch"""
   65:         qs=[]
   66:         if storename:
   67:             """store"""
   68:         else:
   69:             storename="foundCount"
   70:             
   71:     
   72: 
   73:         #print "INLINE:",argv
   74:         for a in argv.keys():
   75:             qs.append(a+"="+urllib.quote(str(argv[a])))
   76:         #return []  
   77:         return self.parseQueryString(string.join(qs,","),"_",storename=storename)
   78: 
   79:     def ZSQLInlineSearch2(self,query):
   80:         """inlinesearch"""
   81:         qs=[]
   82:         
   83:     
   84: 
   85:         #print "INLINE:",query
   86:         
   87:         return self.search(var=query)
   88:     
   89:     def ZSQLAdd(self):
   90:         """Neuer Eintrag"""
   91:         qs=self.REQUEST['QUERY_STRING']
   92:         addList={}
   93:         for q in qs.split("&"):
   94:             name=re.sub("r'+'"," ",q.split("=")[0].lower())
   95:             value=q.split("=")[1]
   96: 	    value=re.sub(r'\+'," ",value)
   97: 	    value=urllib.unquote(value)	
   98:             if name=="-table":
   99:                 table=urllib.unquote(value)
  100:             elif name=="-format":
  101:                 format=urllib.unquote(value)
  102:             elif (not name[0]=="-") and (not len(value)==0):
  103:                 addList[urllib.unquote(name)]=urllib.unquote(value)
  104: 
  105:         keyList=[]
  106:         valueList=[]
  107:         for x in addList.keys():
  108:             keyList.append("\""+x+"\"")
  109:             valueList.append(libpq.PgQuoteString(addList[x]))
  110: 
  111:         keyString=string.join(keyList,",")
  112:         valueString=string.join(valueList,",")
  113:         
  114:         queryString="INSERT INTO %s (%s) VALUES (%s)"%(table,keyString,valueString)
  115:         self.search(var=queryString)
  116:         return self.REQUEST.RESPONSE.redirect(format)
  117:         
  118:     def ZSQLChange(self,**argv):
  119:         """Ändern von Einträgen"""
  120:         #qs=self.REQUEST['QUERY_STRING']
  121:         # very bad hack
  122:         qs_temp=[]
  123:     
  124:         for a in self.REQUEST.form.keys():
  125:             qs_temp.append(a+"="+urllib.quote(str(self.REQUEST.form[a])))
  126: 
  127:         qs=string.join(qs_temp,"&")
  128: 
  129:     
  130:         #print "CHANGE QS",self.REQUEST
  131:         #return self.REQUEST
  132:         changeList=[]
  133:         for q in qs.split("&"):
  134:             name=urllib.unquote(re.sub("r'+'"," ",q.split("=")[0].lower()))
  135:             value=q.split("=")[1]
  136:             value=re.sub(r'\+'," ",value)
  137: 	    value=urllib.unquote(value)
  138: 	    if name=="-table":
  139:                 table=urllib.unquote(value)
  140:             elif name=="-identify":
  141:                 identify=urllib.unquote(value)
  142:                 identify=identify.split("=")[0]+"="+libpq.PgQuoteString(identify.split("=")[1])
  143:             elif name=="-format":
  144:                 format=urllib.unquote(value)
  145:             elif (not name[0]=="-") and (not len(value)==0):
  146:                 changeList.append("\""+name+"\"="+libpq.PgQuoteString(urllib.unquote(value)))
  147:         changeString=string.join(changeList,",")
  148:         queryString="UPDATE %s SET %s WHERE %s"%(table,changeString,identify)
  149:         self.search(var=queryString)
  150:         return self.REQUEST.RESPONSE.redirect(format)
  151: 
  152:     def ZSQLChange_old(self):
  153:         """Ändern von Einträgen"""
  154:         qs=self.REQUEST['QUERY_STRING']
  155:         #print "CHANGE QS",self.REQUEST
  156:         #return self.REQUEST
  157:         changeList=[]
  158:         for q in qs.split("&"):
  159:             name=urllib.unquote(re.sub("r'+'"," ",q.split("=")[0].lower()))
  160:             value=q.split("=")[1]
  161:             value=re.sub(r'\+'," ",value)
  162: 	    value=urllib.unquote(value)
  163: 	    if name=="-table":
  164:                 table=urllib.unquote(value)
  165:             elif name=="-identify":
  166:                 identify=urllib.unquote(value)
  167:                 identify=identify.split("=")[0]+"="+libpq.PgQuoteString(identify.split("=")[1])
  168:             elif name=="-format":
  169:                 format=urllib.unquote(value)
  170:             elif (not name[0]=="-") and (not len(value)==0):
  171:                 changeList.append("\""+name+"\"="+libpq.PgQuoteString(urllib.unquote(value)))
  172:         changeString=string.join(changeList,",")
  173:         queryString="UPDATE %s SET %s WHERE %s"%(table,changeString,identify)
  174:         self.search(var=queryString)
  175:         return self.REQUEST.RESPONSE.redirect(format)
  176:     
  177:     def ZSQLFind(self,qs="",select="oid,*",storename=None):
  178:         """Find"""
  179: 
  180: 
  181:         if qs=="":
  182:            if self.REQUEST['QUERY_STRING']:
  183:                qs=self.REQUEST['QUERY_STRING']
  184:                
  185:                
  186:                qs=string.join(qs.split("&"),",")
  187:            else:
  188:                
  189:                qs=self.REQUEST.SESSION['query']
  190:         else:
  191:             qs=string.join(qs.split("&"),",")
  192: 	
  193: 
  194:         qs=re.sub("\\+"," ",qs)# Austauschen da Leerzeichen bei http-get durch + ersetzt wird, generell sollte alles auf post umgeschrieben werden. vom search formular.
  195:         #print "QS",qs
  196:         if storename:
  197:             """store"""
  198:         else:
  199:             storename="foundCount"
  200:         
  201:         ret=self.parseQueryString(qs,"-",select=select,storemax="yes",storename=storename)
  202:         #print self.REQUEST.SESSION["foundCount"]
  203:         
  204:         return ret
  205: 
  206:     def ZSQLFoundCountLen(self,var):
  207:         return len(var)
  208:             
  209:     def ZSQLFoundCount(self,qs="",select="*",storename=None):
  210:         
  211:        ##  if qs=="":
  212:             
  213: ##             if self.REQUEST['QUERY_STRING']:
  214:             
  215: ##                 qs=self.REQUEST['QUERY_STRING']
  216: ##                 qs=string.join(qs.split("&"),",")
  217: ##             else:
  218:             
  219: ##                 qs=self.REQUEST.SESSION['query']
  220: ##         else:
  221: ##             qs=string.join(qs.split("&"),",")
  222: 
  223: 
  224: ##         temp= self.parseQueryString(qs,"-",select=select,storemax="yes",nostore="yes")
  225:         if storename:
  226:             """store"""
  227:         else:
  228:             storename="foundCount"
  229:         
  230:         return self.REQUEST.SESSION[storename]['count']
  231: 
  232:     def ZSQLRangeStart(self,storename=None):
  233:         
  234:         if storename:
  235:             """store"""
  236:         else:
  237:             storename="foundCount"
  238:         
  239:         return self.REQUEST.SESSION[storename]['rangeStart']
  240:     
  241:     def ZSQLRangeSize(self,storename=None):
  242:         
  243:         if storename:
  244:             """store"""
  245:         else:
  246:             storename="foundCount"
  247:             
  248:         return self.REQUEST.SESSION[storename]['rangeSize']
  249: 
  250:     def ZSQLRangeEnd(self,storename=None):
  251:         
  252:         if storename:
  253:             """store"""
  254:         else:
  255:             storename="foundCount"
  256:         
  257:         return self.REQUEST.SESSION[storename]['rangeEnd']
  258:     
  259:     def parseQueryString(self,qs,iCT,storemax="no",select=None,nostore=None,storename=None):
  260:         """analysieren den QueryString"""
  261:         #print "NO",nostore
  262:         lop="AND" # standardsuche mit and
  263:         max="ALL" #standard alle auswählen
  264:         maxstr=""
  265:         whereList=[]
  266:         sort=""
  267:         op="bw"
  268:         opfields={}
  269:         skip=""
  270:         rangeStart=0
  271:         limit=0
  272:         searchFields={}
  273:         
  274:         if not select:
  275:             select="oid,*"
  276:         #print "Q",nostore,qs
  277:         #check for op in the case of inline search
  278:         
  279: 	splitted=qs.split(",")
  280: 	
  281:             
  282:         for q in splitted:
  283:                 
  284:                 name=re.sub("r'+'"," ",q.split("=")[0].lower())
  285:                 value=urllib.unquote(q.split("=")[1])
  286: 
  287:                 if name[0:3]==iCT+"op":
  288:                     op=value
  289:                     field=name[4:]
  290:                     opfields[field]=op
  291: 	
  292: 	#print opfieldsa
  293:         #now analyse the querystring
  294:         for q in qs.split(","):
  295:             
  296:             
  297:             #try:
  298: 
  299:             name=re.sub("r'+'"," ",q.split("=")[0].lower())
  300:             value=urllib.unquote(q.split("=")[1])
  301:             #value=libpq.PgQuoteString(value)
  302:             
  303:             
  304:             if name==iCT+"lop":
  305:                 lop=value
  306:             elif name==iCT+"table":
  307:                 table=value
  308:             elif name==iCT+"select":
  309:                 select=value
  310:             elif name==iCT+"max":
  311:                 maxstr="LIMIT "+str(value)
  312:                 limit=str(value)
  313:             elif name==iCT+"skip":
  314:                 skip="OFFSET "+str(value)
  315:                 rangeStart=str(value)
  316:             elif name==iCT+"join":
  317:                 whereList.append(value)
  318:             elif name==iCT+"sort":
  319:                 sort="ORDER BY "+value
  320:             elif name==iCT+"token":
  321:                 if not nostore=="yes":
  322:                     self.REQUEST.SESSION['token']=value
  323: 
  324:             elif name==iCT+"op":
  325:                 op=value
  326: 
  327: 
  328: 
  329:             elif (not name[0]==iCT) and (not len(value)==0):
  330:                 
  331: 		#print "OP",op,name
  332:                 value=value.lower()
  333: 
  334:                 searchFields[name]=value
  335:                 
  336:                 if opfields.has_key(name):
  337:                     op=opfields[name]
  338: 		else:
  339: 		    op="ct"
  340: 		name="LOWER("+name+")"    
  341:                 if op=="ct":
  342:                     whereList.append(name+" LIKE "+libpq.PgQuoteString("%"+value+"%"))
  343:                 elif op=="gt":
  344:                     whereList.append(name+">"+libpq.PgQuoteString(value))
  345:                 elif op=="lt":
  346:                     whereList.append(name+"<"+libpq.PgQuoteString(value))
  347:                 elif op=="eq":
  348:                     whereList.append(name+"="+libpq.PgQuoteString(value))
  349:                 elif op=="bw":
  350:                     whereList.append(name+" LIKE "+libpq.PgQuoteString(value+"%"))
  351:                 elif op=="ew":
  352:                     whereList.append(name+" LIKE "+libpq.PgQuoteString("%"+value))
  353:                 op="ct"
  354:             
  355:             #except:
  356:             #    print "END",value,name,Exception       
  357:         if len(whereList)>0:
  358:             where="WHERE "+string.join(whereList," "+lop+" ")
  359:         else:
  360:             where=""
  361:         #print "QE",table
  362:         
  363:         query="SELECT %s FROM %s %s %s %s %s"%(select,table,where,sort,maxstr,skip)
  364:         if not nostore=="yes":
  365:             
  366:             self.REQUEST.SESSION['qs']=opfields
  367:         #print "IAMHERE again:", query
  368: 
  369:         if storename:
  370:             query2="SELECT count(*) FROM %s %s"%(table,where)
  371:             #print "storing",query2
  372:             #print "QUERYSTRING:",self.REQUEST.SESSION[storename]['queryString2']
  373:             if not self.REQUEST.SESSION.has_key(storename):
  374:                 self.REQUEST.SESSION[storename]={}
  375:             if self.REQUEST.SESSION[storename].has_key('queryString2'):
  376:                 #print "HI",storename
  377:                 if not self.REQUEST.SESSION[storename]['queryString2']==query2:
  378:                     #print "HOOOOO",storename
  379:                     self.REQUEST.SESSION[storename]['queryString2']=query2
  380:                     self.REQUEST.SESSION[storename]['count']=self.search(var=query2)[0].count
  381:                     #print "QUERY",query2,"::::",self.REQUEST.SESSION[storename]['queryString2']
  382:                 
  383:             else:
  384:                 self.REQUEST.SESSION[storename]['queryString2']=query2
  385:                 self.REQUEST.SESSION[storename]['count']=self.search(var=query2)[0].count
  386:                 #print "QUERYNEW",self.REQUEST.SESSION[storename]['queryString2']
  387:             
  388:             
  389:             self.REQUEST.SESSION[storename]['rangeStart']=rangeStart
  390:             if limit=="all":
  391:                 self.REQUEST.SESSION[storename]['rangeEnd']=self.REQUEST.SESSION[storename]['count']
  392:             else:
  393:                 self.REQUEST.SESSION[storename]['rangeEnd']=int(rangeStart)+int(limit)
  394:             self.REQUEST.SESSION[storename]['rangeSize']=limit
  395:             self.REQUEST.SESSION[storename]['searchFields']=searchFields
  396:             
  397: 	#print query            
  398:         return self.search(var=query)
  399: 
  400:     
  401:     def ZSQLSearch(self):
  402:         """To be done"""
  403:         rq=self.REQUEST['QUERY_STRING']
  404:         querys=rq.split("&")
  405:         
  406: 
  407:         for querytemp in querys:
  408:             query=querytemp.split("=")
  409:             try:
  410:                 if query[0].lower()=="-format":
  411:                     formatfile=query[1]
  412:             except:
  413:                 """nothing"""
  414:         #print formatfile        
  415:         self.REQUEST.SESSION['query']=string.join(self.REQUEST['QUERY_STRING'].split("&"),",")
  416:         return self.REQUEST.RESPONSE.redirect(urllib.unquote(formatfile))
  417: 
  418:     
  419:     def ZSQLint(self,string):
  420:         try:
  421: 
  422:             return(int(string))
  423:         except:
  424:             return 0
  425: 
  426:     def getZSQLSearchFieldsList(self,storename="foundCount"):
  427:         """get searchfieldList"""
  428:         print self.REQUEST.SESSION[storename]['searchFields'].keys()
  429:         return  self.REQUEST.SESSION[storename]['searchFields'].keys()
  430: 
  431:     def getZSQLSearchFields(self,storename="foundCount"):
  432:         """get searchfield"""
  433:         print "SF",self.REQUEST.SESSION[storename]['searchFields']
  434:         return  self.REQUEST.SESSION[storename]['searchFields']
  435: 
  436:                                                 
  437:     def nextLink(self,html,storename="foundCount"):
  438:         """nextLink"""
  439:         try:
  440:             limit=self.REQUEST.SESSION[storename]['rangeSize']
  441:             newRangeStart=int(self.REQUEST.SESSION[storename]['rangeStart'])+int(limit)
  442:         except:
  443:             limit=0
  444:             newRangeStart=0
  445:             
  446:         if newRangeStart>self.REQUEST.SESSION[storename]['count']:
  447:             newRangeStart=self.REQUEST.SESSION[storename]['count']-10
  448: 
  449:         
  450:         #create new query string
  451:         
  452:         if self.REQUEST['QUERY_STRING']=="":
  453:             qs=self.REQUEST.SESSION['query']
  454:             
  455:             queries=string.split(qs,",")
  456:             
  457:             
  458:         else:
  459:             qs=self.REQUEST['QUERY_STRING']
  460:             queries=string.split(qs,"&")
  461:             
  462:             
  463:             
  464:         newquery=[]
  465: 
  466:         skipFound=0
  467:         
  468:         for query in queries:
  469:             #print query.split("=")[0]
  470:             if query[0]=="_" : query[0]="-"
  471: 
  472:             if query.split("=")[0].lower()=="-skip":
  473:                 skipFound=1
  474:                 query="-skip=%i"%newRangeStart
  475:             newquery.append(query)
  476: 
  477:         if skipFound==0 :
  478:             query="-skip=%i"%newRangeStart
  479:             newquery.append(query)
  480:                 
  481:         newquerystring=string.join(newquery,"&")
  482: 	
  483:         return "<a href='%s'>%s</a>"%(self.actualPath()+"?"+newquerystring,html)
  484:             
  485:         
  486:     def prevLink(self,html,storename="foundCount"):
  487:         """prev link"""
  488:         try:
  489:             limit=self.REQUEST.SESSION[storename]['rangeSize']
  490:             newRangeStart=int(self.REQUEST.SESSION[storename]['rangeStart'])-int(limit)
  491:         except:
  492:             limit=0
  493:             newRangeStart=0
  494: 
  495:         #print "limit",limit,newRangeStart,int(self.REQUEST.SESSION[storename]['rangeStart'])
  496:         
  497:         if newRangeStart<0:
  498:                 newRangeStart=0
  499: 
  500:         #create new query string
  501:         
  502:         if self.REQUEST['QUERY_STRING']=="":
  503:             qs=self.REQUEST.SESSION['query']
  504:             #qs=re.sub(r'_','-',qs) #aendern für query
  505:             queries=string.split(qs,",")
  506:             
  507:             
  508:         else:
  509:             qs=self.REQUEST['QUERY_STRING']
  510:             queries=string.split(qs,"&")
  511:             
  512:             
  513:             
  514:         newquery=[]
  515:         
  516:         skipFound=0
  517: 
  518:         for query in queries:
  519:             #print query.split("=")[0]
  520: 
  521:             if query[0]=="_" : query[0]="-"
  522:             
  523:             if query.split("=")[0].lower()=="-skip":
  524:                 #print"HI"
  525:                 query="-skip=%i"%newRangeStart
  526:                 skipFound=1
  527:             newquery.append(query)
  528: 
  529:         if skipFound==0 :
  530:             query="-skip=%i"%newRangeStart
  531:             newquery.append(query)
  532:             
  533:         newquerystring=string.join(newquery,"&")
  534: 
  535:         return "<a href='%s'>%s</a>"%(self.actualPath()+"?"+newquerystring,html)
  536: 
  537: 
  538:     
  539:     def prevLink_old(self,html):
  540:         """prev link"""
  541:         if self.REQUEST['QUERY_STRING']=="":
  542:             qs=self.REQUEST.SESSION['query']
  543:         else:
  544:             qs=self.REQUEST['QUERY_STRING']
  545:         max=re.search(r'max\=(.*)\,',qs.lower())
  546:         offset=re.search(r'offset\=(.*)\,',qs.lower())
  547:         if not offset:
  548:             offsetnew=0
  549:         else:
  550:             offsetnew=int(offset)-max
  551:             if offsetnew<0:
  552:                 offsetnew=0
  553:         queries=string.split(qs,",")
  554:         newquery=[]
  555:         if offset:
  556:             for query in queries:
  557:                 if query.split("=")[0].lower()=="offset":
  558:                     query="-offset=%i"%offsetnew
  559:                 newquery.append(query)
  560:                 newquerystring=string.join(newquery,"&")
  561:         else:
  562:             queries.append("-offset=%i"%offsetnew)
  563:             newquerystring=string.join(queries,"&")
  564:         return "<a href='%s'>%s</a>"%(self.actualPath()+"?"+newquerystring,html)
  565:         
  566:     def nextLink_old(self,html):
  567:         """prev link"""
  568:         if self.REQUEST['QUERY_STRING']=="":
  569:             qs=self.REQUEST.SESSION['query']
  570:         else:
  571:             qs=self.REQUEST['QUERY_STRING']
  572:         max=re.search(r'max\=(.*)\,',qs.lower())
  573:     
  574:         offset=re.search(r'offset\=(.*)\,',qs.lower())
  575:         if not offset:
  576:             offsetnew=1
  577:         else:
  578:             offsetnew=int(offset)+int(max)
  579:             if offsetnew<0:
  580:                 offsetnew=0
  581:         queries=string.split(qs,",")
  582:         newquery=[]
  583:         if offset:
  584:             for query in queries:
  585: 
  586:                 if query.split("=")[0].lower()=="-offset":
  587:                     query="-offset=%i"%offsetnew
  588:                 newquery.append(query)
  589:                 newquerystring=string.join(newquery,"&")
  590:         else:
  591:             queries.append("-offset=%i"%offsetnew)
  592:             newquerystring=string.join(queries,"&")
  593:         
  594:         return "<a href='%s'>%s</a>"%(self.actualPath()+"?"+newquerystring,html)
  595:         
  596:     
  597: manage_addZSQLExtendFolderForm=DTMLFile('ZSQLExtendFolderAdd', globals())
  598: 
  599: def manage_addZSQLExtendFolder(self, id, title='',
  600:                      createPublic=0,
  601:                      createUserF=0,
  602:                      REQUEST=None):
  603:     """Add a new Folder object with id *id*.
  604: 
  605:     If the 'createPublic' and 'createUserF' parameters are set to any true
  606:     value, an 'index_html' and a 'UserFolder' objects are created respectively
  607:     in the new folder.
  608:     """
  609:     
  610:     
  611:     ob=ZSQLExtendFolder()
  612:     ob.id=str(id)
  613:     ob.title=title
  614:     self._setObject(id, ob)
  615:     ob=self._getOb(id)
  616: 
  617:     checkPermission=getSecurityManager().checkPermission
  618: 
  619:     if createUserF:
  620:         if not checkPermission('Add User Folders', ob):
  621:             raise Unauthorized, (
  622:                   'You are not authorized to add User Folders.'
  623:                   )
  624:         ob.manage_addUserFolder()
  625: 
  626:     if createPublic:
  627:         if not checkPermission('Add Page Templates', ob):
  628:             raise Unauthorized, (
  629:                   'You are not authorized to add Page Templates.'
  630:                   )
  631:         ob.manage_addProduct['PageTemplates'].manage_addPageTemplate(
  632:             id='index_html', title='')
  633: 
  634:     if REQUEST is not None:
  635:         return self.manage_main(self, REQUEST, update_menu=1)
  636: 
  637:     

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