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Diff for /documentViewer/documentViewer.py between versions 1.3 and 1.24

version 1.3, 2006/04/06 17:13:43 version 1.24, 2007/05/03 17:28:23
Line 1 Line 1
   
 genericDigilib="http://nausikaa2.rz-berlin.mpg.de/digitallibrary/"  
   
 from OFS.Folder import Folder  from OFS.Folder import Folder
 from Products.PageTemplates.ZopePageTemplate import ZopePageTemplate  from Products.PageTemplates.ZopePageTemplate import ZopePageTemplate
 from Products.PageTemplates.PageTemplateFile import PageTemplateFile  from Products.PageTemplates.PageTemplateFile import PageTemplateFile
 from AccessControl import ClassSecurityInfo  from AccessControl import ClassSecurityInfo
   from AccessControl import getSecurityManager
 from Globals import package_home  from Globals import package_home
   
 from Ft.Xml.Domlette import NonvalidatingReader  from Ft.Xml.Domlette import NonvalidatingReader
 from Ft.Xml.Domlette import PrettyPrint, Print  from Ft.Xml.Domlette import PrettyPrint, Print
 from Ft.Xml import EMPTY_NAMESPACE  from Ft.Xml import EMPTY_NAMESPACE, Parse
   
 import Ft.Xml.XPath  import Ft.Xml.XPath
   
 import os.path  import os.path
   import sys
 import cgi  import cgi
 import urllib  import urllib
 import zLOG  import logging
   
   import urlparse 
   
   def logger(txt,method,txt2):
       """logging"""
       logging.info(txt+ txt2)
       
       
   def getInt(number, default=0):
       """returns always an int (0 in case of problems)"""
       try:
           return int(number)
       except:
           return default
   
 def getTextFromNode(nodename):  def getTextFromNode(nodename):
       """get the cdata content of a node"""
       if nodename is None:
           return ""
     nodelist=nodename.childNodes      nodelist=nodename.childNodes
     rc = ""      rc = ""
     for node in nodelist:      for node in nodelist:
Line 26  def getTextFromNode(nodename): Line 44  def getTextFromNode(nodename):
            rc = rc + node.data             rc = rc + node.data
     return rc      return rc
   
           
   def getParentDir(path):
       """returns pathname shortened by one"""
       return '/'.join(path.split('/')[0:-1])
           
   
 import socket  import socket
   
 def urlopen(url):  def urlopen(url,timeout=2):
         """urlopen mit timeout"""          """urlopen mit timeout"""
         socket.setdefaulttimeout(2)          socket.setdefaulttimeout(timeout)
         ret=urllib.urlopen(url)          ret=urllib.urlopen(url)
         socket.setdefaulttimeout(5)          socket.setdefaulttimeout(5)
         return ret          return ret
           
 def getParamFromDigilib(path,param):  
     """gibt param von dlInfo aus"""  
     imageUrl=genericDigilib+"/dirInfo-xml.jsp?mo=dir&fn="+path  
   
     zLOG.LOG("documentViewer (getparamfromdigilib)", zLOG.INFO, "dirInfo (%s) from %s"%(param,imageUrl))  
       
     try:  
         dom = NonvalidatingReader.parseUri(imageUrl)  
     except:  
         return None  
       
     params=dom.xpath("//dir/%s"%param)  
     zLOG.LOG("documentViewer (getparamfromdigilib)", zLOG.INFO, "dirInfo:%s"%params)  
       
     if params:  
         return getTextFromNode(params[0])  
   
       
   
   
 ##  ##
 ## documentViewer class  ## documentViewer class
 ##  ##
 class documentViewer(Folder):  class documentViewer(Folder):
     """document viewer"""      """document viewer"""
       #textViewerUrl="http://127.0.0.1:8080/HFQP/testXSLT/getPage?"
   
     meta_type="Document viewer"      meta_type="Document viewer"
           
Line 79  class documentViewer(Folder): Line 85  class documentViewer(Folder):
     changeDocumentViewerForm = PageTemplateFile('zpt/changeDocumentViewer', globals())      changeDocumentViewerForm = PageTemplateFile('zpt/changeDocumentViewer', globals())
   
           
     def __init__(self,id,imageViewerUrl,title="",digilibBaseUrl=None):      def __init__(self,id,imageViewerUrl,textViewerUrl=None,title="",digilibBaseUrl=None,thumbcols=2,thumbrows=10,authgroups="mpiwg"):
         """init document viewer"""          """init document viewer"""
         self.id=id          self.id=id
         self.title=title          self.title=title
         self.imageViewerUrl=imageViewerUrl          self.imageViewerUrl=imageViewerUrl
         self.digilibBaseUrl = digilibBaseUrl          self.textViewerUrl=textViewerUrl
         if not self.digilibBaseUrl:          
           if not digilibBaseUrl:
             self.digilibBaseUrl = self.findDigilibUrl()              self.digilibBaseUrl = self.findDigilibUrl()
           else:
               self.digilibBaseUrl = digilibBaseUrl
           self.thumbcols = thumbcols
           self.thumbrows = thumbrows
           # authgroups is list of authorized groups (delimited by ,)
           self.authgroups = [s.strip().lower() for s in authgroups.split(',')]
         # add template folder so we can always use template.something          # add template folder so we can always use template.something
         self.manage_addFolder('template')          self.manage_addFolder('template')
   
   
     security.declareProtected('View','index_html')      security.declareProtected('View','index_html')
     def index_html(self,mode,url,start=0,pn=1):      def index_html(self,mode,url,viewMode="auto",start=None,pn=1):
         '''          '''
         view it          view it
         @param mode: defines which type of document is behind url          @param mode: defines which type of document is behind url (text,images or auto)
         @param url: url which contains display information          @param url: url which contains display information
           @param viewMode: if images display images, if text display text, default is images
           
         '''          '''
                   
         zLOG.LOG("documentViewer (index)", zLOG.INFO, "mode: %s url:%s start:%s pn:%s"%(mode,url,start,pn))          logger("documentViewer (index)", logging.INFO, "mode: %s url:%s start:%s pn:%s"%(mode,url,start,pn))
         print "dlbaseurl:", self.digilibBaseUrl  
                   
         if not hasattr(self, 'template'):          if not hasattr(self, 'template'):
             # create template folder if it doesn't exist              # create template folder if it doesn't exist
             print "no template folder -- creating"  
             self.manage_addFolder('template')              self.manage_addFolder('template')
                           
         if not self.digilibBaseUrl:          if not self.digilibBaseUrl:
             self.digilibBaseUrl = self.findDigilibUrl() or "http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary"              self.digilibBaseUrl = self.findDigilibUrl() or "http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary"
                           
         print "dlbaseurl:", self.digilibBaseUrl  
   
         docinfo = self.getDocinfo(mode=mode, url=url)          docinfo = self.getDocinfo(mode=mode, url=url)
         pageinfo = self.getPageinfo(start=start,current=pn)          pageinfo = self.getPageinfo(start=start,current=pn,docinfo=docinfo)
         pt = getattr(self.template, 'viewer_main')          pt = getattr(self.template, 'viewer_main')
         return pt(docinfo=docinfo,pageinfo=pageinfo)  
       
           if viewMode=="auto": # automodus gewaehlt
               if docinfo.get("textURL",'') and self.textViewerUrl: #texturl gesetzt und textViewer konfiguriert
                   viewMode="text"
               else:
                   viewMode="images"
                  
   
           return pt(docinfo=docinfo,pageinfo=pageinfo,viewMode=viewMode)
     
     
       def getLink(self,param=None,val=None):
           """link to documentviewer with parameter param set to val"""
           params=self.REQUEST.form.copy()
           if param is not None:
               if val is None:
                   if params.has_key(param):
                       del params[param]
               else:
                   params[param] = str(val)
                   
           # quote values and assemble into query string
           ps = "&".join(["%s=%s"%(k,urllib.quote(v)) for (k, v) in params.items()])
           url=self.REQUEST['URL1']+"?"+ps
           return url
       
     def imageLink(self,nr):  
         """link hinter den images"""  
         paramsTmp=cgi.parse_qs(self.REQUEST['QUERY_STRING'])  
         params={}  
         for x in paramsTmp.iteritems():  
                 params[x[0]]=x[1][0]  
       
         params['pn']=nr  
         newUrl=self.REQUEST['URL']+"?"+urllib.urlencode(params)  
         return newUrl  
                   
     def getStyle(self, idx, selected, style=""):      def getStyle(self, idx, selected, style=""):
         """returns a string with the given style + 'sel' if path == selected."""          """returns a string with the given style and append 'sel' if path == selected."""
         #zLOG.LOG("documentViewer (getstyle)", zLOG.INFO, "idx: %s selected: %s style: %s"%(idx,selected,style))          #logger("documentViewer (getstyle)", logging.INFO, "idx: %s selected: %s style: %s"%(idx,selected,style))
         if idx == selected:          if idx == selected:
             return style + 'sel'              return style + 'sel'
         else:          else:
             return style                  return style    
   
                           
     def thumbruler(self,cols,rows,start,maximum):      def isAccessible(self, docinfo):
         """ruler for thumbs"""          """returns if access to the resource is granted"""
         ret=""          access = docinfo.get('accessType', None)
         paramsTmp=cgi.parse_qs(self.REQUEST['QUERY_STRING'])          logger("documentViewer (accessOK)", logging.INFO, "access type %s"%access)
         params={}          if access is not None and access == 'free':
         for x in paramsTmp.iteritems():              logger("documentViewer (accessOK)", logging.INFO, "access is free")
               return True
             if not x[0]=="start":          elif access is None or access in self.authgroups:
                 params[x[0]]=x[1][0]              # only local access -- only logged in users
               user = getSecurityManager().getUser()
         newUrlSelect=self.REQUEST['URL']+"?"+urllib.urlencode(params)                  if user is not None:
         if start>0:                  #print "user: ", user
             newStart=max(start-cols*rows,0)                  return (user.getUserName() != "Anonymous User")
             params['start']=newStart              else:
             newUrl=self.REQUEST['URL']+"?"+urllib.urlencode(params)                  return False
             ret+="""<a href="%s">prev</a>"""%newUrl  
   
   
         ret+="""<select onChange="location.href='%s&start='+this.options[this.selectedIndex].value">"""%newUrlSelect  
         nr,rest=divmod(maximum,cols*rows)  
         if rest > 0:  
             nr+=1  
         for i in range(nr):  
             nr=i*cols*rows  
              
             if (start >= nr) and (start < nr+cols*rows):    
                 ret+="""<option value="%s" selected>%s</option>"""%(nr,nr)  
             else:  
                 ret+="""<option value="%s">%s</option>"""%(nr,nr)  
         ret+="</select>"  
           
         if start<maximum:  
             newStart=min(start+cols*rows,maximum)  
             params['start']=newStart  
             newUrl=self.REQUEST['URL']+"?"+urllib.urlencode(params)  
             ret+="""<a href="%s">next</a>"""%newUrl  
           
         return ret  
           
           logger("documentViewer (accessOK)", logging.INFO, "unknown access type %s"%access)
           return False
                   
                   
     def getBibinfoFromIndexMeta(self,path,docinfo=None,dom=None):      def getDirinfoFromDigilib(self,path,docinfo=None):
         """gets bibliographical info from the index.meta file at url or given by dom"""          """gibt param von dlInfo aus"""
         zLOG.LOG("documentViewer (getbibinfofromindexmeta)", zLOG.INFO,"path: %s"%(path))          num_retries = 3
           
         if docinfo is None:          if docinfo is None:
             docinfo = {}              docinfo = {}
                           
         metaData=self.metadata.main.meta.bib          infoUrl=self.digilibBaseUrl+"/dirInfo-xml.jsp?mo=dir&fn="+path
         if dom is None:      
             server="http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary/servlet/Texter?fn="          logger("documentViewer (getparamfromdigilib)", logging.INFO, "dirInfo from %s"%(infoUrl))
             path="/".join(path.split("/")[0:-1])          
             metaUrl=server+path+"/index.meta"          for cnt in range(num_retries):
             try:              try:
                 dom = NonvalidatingReader.parseUri(metaUrl)                  # dom = NonvalidatingReader.parseUri(imageUrl)
                   txt=urllib.urlopen(infoUrl).read()
                   dom = Parse(txt)
                   break
             except:              except:
                   logger("documentViewer (getdirinfofromdigilib)", logging.ERROR, "error reading %s (try %d)"%(infoUrl,cnt))
           else:
               raise IOError("Unable to get dir-info from %s"%(infoUrl))
           
           sizes=dom.xpath("//dir/size")
           logger("documentViewer (getparamfromdigilib)", logging.INFO, "dirInfo:size"%sizes)
           
           if sizes:
               docinfo['numPages'] = int(getTextFromNode(sizes[0]))
           else:
               docinfo['numPages'] = 0
                           
                 return docinfo                  return docinfo
                   
         type=dom.xpath("//bib/@type")  
         if type and (len(type)>0):  
             type=type[0].value  
         else:  
             type="generic"  
         type=type.replace("-"," ")# wrong typesiin index meta "-" instead of " "  
         hash=metaData.generateMappingForType(type)  
   
         docinfo['author']=getTextFromNode(dom.xpath("//bib/%s"%hash['author'][0])[0])  
         docinfo['title']=getTextFromNode(dom.xpath("//bib/%s"%hash['title'][0])[0])  
         docinfo['year']=getTextFromNode(dom.xpath("//bib/%s"%hash['year'][0])[0])  
                   
       def getIndexMeta(self, url):
           """returns dom of index.meta document at url"""
           num_retries = 3
           dom = None
           metaUrl = None
           if url.startswith("http://"):
               # real URL
               metaUrl = url
           else:
               # online path
               server=self.digilibBaseUrl+"/servlet/Texter?fn="
               metaUrl=server+url.replace("/mpiwg/online","")
               if not metaUrl.endswith("index.meta"):
                   metaUrl += "/index.meta"
           print metaUrl
           for cnt in range(num_retries):
               try:
                   # patch dirk encoding fehler treten dann nicht mehr auf
                   # dom = NonvalidatingReader.parseUri(metaUrl)
                   txt=urllib.urlopen(metaUrl).read()
                   dom = Parse(txt)
                   break
               except:
                   logger("ERROR documentViewer (getIndexMata)", logging.INFO,"%s (%s)"%sys.exc_info()[0:2])
                   
           if dom is None:
               raise IOError("Unable to read index meta from %s"%(url))
                    
           return dom
       
       def getPresentationInfoXML(self, url):
           """returns dom of info.xml document at url"""
           num_retries = 3
           dom = None
           metaUrl = None
           if url.startswith("http://"):
               # real URL
               metaUrl = url
           else:
               # online path
               server=self.digilibBaseUrl+"/servlet/Texter?fn="
               metaUrl=server+url.replace("/mpiwg/online","")
              
           
           for cnt in range(num_retries):
               try:
                   # patch dirk encoding fehler treten dann nicht mehr auf
                   # dom = NonvalidatingReader.parseUri(metaUrl)
                   txt=urllib.urlopen(metaUrl).read()
                   dom = Parse(txt)
                   break
               except:
                   logger("ERROR documentViewer (getPresentationInfoXML)", logging.INFO,"%s (%s)"%sys.exc_info()[0:2])
                   
           if dom is None:
               raise IOError("Unable to read infoXMLfrom %s"%(url))
                    
           return dom
                           
           
       def getAuthinfoFromIndexMeta(self,path,docinfo=None,dom=None):
           """gets authorization info from the index.meta file at path or given by dom"""
           logger("documentViewer (getauthinfofromindexmeta)", logging.INFO,"path: %s"%(path))
           
           access = None
           
           if docinfo is None:
               docinfo = {}
               
           if dom is None:
               dom = self.getIndexMeta(getParentDir(path))
          
           acctype = dom.xpath("//access-conditions/access/@type")
           if acctype and (len(acctype)>0):
               access=acctype[0].value
               if access in ['group', 'institution']:
                   access = getTextFromNode(dom.xpath("//access-conditions/access/name")[0]).lower()
               
           docinfo['accessType'] = access
         return docinfo          return docinfo
   
                   
     def getDocinfoFromTextTool(self,url,docinfo=None):      def getBibinfoFromIndexMeta(self,path,docinfo=None,dom=None):
        """parse texttool tag in index meta"""          """gets bibliographical info from the index.meta file at path or given by dom"""
        zLOG.LOG("documentViewer (getdocinfofromtexttool)", zLOG.INFO,"url: %s"%(url))          logger("documentViewer (getbibinfofromindexmeta)", logging.INFO,"path: %s"%(path))
           
        if docinfo is None:         if docinfo is None:
            docinfo = {}             docinfo = {}
                         
           if dom is None:
               dom = self.getIndexMeta(getParentDir(path))
               
           metaData=self.metadata.main.meta.bib
           bibtype=dom.xpath("//bib/@type")
           if bibtype and (len(bibtype)>0):
               bibtype=bibtype[0].value
           else:
               bibtype="generic"
           bibtype=bibtype.replace("-"," ") # wrong typesiin index meta "-" instead of " " (not wrong! ROC)
           bibmap=metaData.generateMappingForType(bibtype)
           #print "bibmap: ", bibmap, " for: ", bibtype
           # if there is no mapping bibmap is empty (mapping sometimes has empty fields)
           if len(bibmap) > 0 and len(bibmap['author'][0]) > 0:
               docinfo['author']=getTextFromNode(dom.xpath("//bib/%s"%bibmap['author'][0])[0])
               docinfo['title']=getTextFromNode(dom.xpath("//bib/%s"%bibmap['title'][0])[0])
               docinfo['year']=getTextFromNode(dom.xpath("//bib/%s"%bibmap['year'][0])[0])
               
               logging.info("bla")
        try:         try:
            dom = NonvalidatingReader.parseUri(url)                  docinfo['lang']=getTextFromNode(dom.xpath("//bib/lang")[0])
        except:         except:
            zLOG.LOG("documentViewer (parseUrlTexttool)", zLOG.INFO,"%s (%s)"%sys.exc_info()[0:2])                  docinfo['lang']=''
            return docinfo             return docinfo
                 
        archivePaths=dom.xpath("//resource/archive-path")  
                 
        if archivePaths and (len(archivePaths)>0):      def getDocinfoFromTextTool(self,url,dom=None,docinfo=None):
            archivePath=getTextFromNode(archivePaths[0])         """parse texttool tag in index meta"""
        else:         logger("documentViewer (getdocinfofromtexttool)", logging.INFO,"url: %s"%(url))
            archivePath=None         if docinfo is None:
              docinfo = {}
                 
        images=dom.xpath("//texttool/image")         if docinfo.get('lang',None) is None:
              docinfo['lang']='' # default keine Sprache gesetzt
          if dom is None:
              dom = self.getIndexMeta(url)
                 
        if images and (len(images)>0):         archivePath = None
            image=getTextFromNode(images[0])         archiveName = None
   
          archiveNames=dom.xpath("//resource/name")
          if archiveNames and (len(archiveNames)>0):
              archiveName=getTextFromNode(archiveNames[0])
        else:         else:
            image=None             logger("documentViewer (getdocinfofromtexttool)", logging.WARNING,"resource/name missing in: %s"%(url))
                         
        if image and archivePath:         archivePaths=dom.xpath("//resource/archive-path")
            image=os.path.join(archivePath,image)         if archivePaths and (len(archivePaths)>0):
            image=image.replace("/mpiwg/online",'')             archivePath=getTextFromNode(archivePaths[0])
            pt=getParamFromDigilib(image,'size')             # clean up archive path
            docinfo['imagePath'] = image             if archivePath[0] != '/':
            docinfo['numberOfPages'] = pt                 archivePath = '/' + archivePath
              if archiveName and (not archivePath.endswith(archiveName)):
                  archivePath += "/" + archiveName
          else:
              # try to get archive-path from url
              logger("documentViewer (getdocinfofromtexttool)", logging.WARNING,"resource/archive-path missing in: %s"%(url))
              if (not url.startswith('http')):
                  archivePath = url.replace('index.meta', '')
                  
          if archivePath is None:
              # we balk without archive-path
              raise IOError("Missing archive-path (for text-tool) in %s"%(url))
          
          imageDirs=dom.xpath("//texttool/image")
          if imageDirs and (len(imageDirs)>0):
              imageDir=getTextFromNode(imageDirs[0])
          else:
              # we balk with no image tag / not necessary anymore because textmode is now standard
              #raise IOError("No text-tool info in %s"%(url))
              imageDir=""
              docinfo['numPages']=1 # im moment einfach auf eins setzen, navigation ueber die thumbs geht natuerlich nicht
          
              docinfo['imagePath'] = "" # keine Bilder
              docinfo['imageURL'] = ""
   
          if imageDir and archivePath:
              #print "image: ", imageDir, " archivepath: ", archivePath
              imageDir=os.path.join(archivePath,imageDir)
              imageDir=imageDir.replace("/mpiwg/online",'')
              docinfo=self.getDirinfoFromDigilib(imageDir,docinfo=docinfo)
              docinfo['imagePath'] = imageDir
              docinfo['imageURL'] = self.digilibBaseUrl+"/servlet/Scaler?fn="+imageDir
                         
        viewerUrls=dom.xpath("//texttool/digiliburlprefix")         viewerUrls=dom.xpath("//texttool/digiliburlprefix")
          
        if viewerUrls and (len(viewerUrls)>0):         if viewerUrls and (len(viewerUrls)>0):
            viewerUrl=getTextFromNode(viewerUrls[0])             viewerUrl=getTextFromNode(viewerUrls[0])
            docinfo['imageURL'] = viewerURL             docinfo['viewerURL'] = viewerUrl
                                       
        textUrls=dom.xpath("//texttool/text")         textUrls=dom.xpath("//texttool/text")
          
        if textUrls and (len(textUrls)>0):         if textUrls and (len(textUrls)>0):
            textUrl=getTextFromNode(textUrls[0])             textUrl=getTextFromNode(textUrls[0])
            docinfo['textURL'] = textURL             if urlparse.urlparse(textUrl)[0]=="": #keine url
                  textUrl=os.path.join(archivePath,textUrl) 
   
              docinfo['textURL'] = textUrl
      
          presentationUrls=dom.xpath("//texttool/presentation")
          docinfo = self.getBibinfoFromIndexMeta(url,docinfo=docinfo,dom=dom)   # get info von bib tag
          
          if presentationUrls and (len(presentationUrls)>0): # ueberschreibe diese durch presentation informationen 
               # presentation url ergiebt sich ersetzen von index.meta in der url der fŸr die Metadaten
               # durch den relativen Pfad auf die presentation infos
              presentationUrl=url.replace('index.meta',getTextFromNode(presentationUrls[0]))
              docinfo = self.getBibinfoFromTextToolPresentation(presentationUrl,docinfo=docinfo,dom=dom)
                                             
        docinfo = self.getBibinfoFromIndexMeta(url,docinfo=docinfo,dom=dom)         docinfo = self.getAuthinfoFromIndexMeta(path,docinfo=docinfo)
        return docinfo         return docinfo
         
   
       def getBibinfoFromTextToolPresentation(self,url,docinfo=None,dom=None):
           """gets the bibliographical information from the preseantion entry in texttools
           """
           dom=self.getPresentationInfoXML(url)
           docinfo['author']=getTextFromNode(dom.xpath("//author")[0])
           docinfo['title']=getTextFromNode(dom.xpath("//title")[0])
           docinfo['year']=getTextFromNode(dom.xpath("//date")[0])
           return docinfo
       
     def getDocinfoFromImagePath(self,path,docinfo=None):      def getDocinfoFromImagePath(self,path,docinfo=None):
         """path ist the path to the images it assumes that the index.meta file is one level higher."""          """path ist the path to the images it assumes that the index.meta file is one level higher."""
         zLOG.LOG("documentViewer (getdocinfofromimagepath)", zLOG.INFO,"path: %s"%(path))          logger("documentViewer (getdocinfofromimagepath)", logging.INFO,"path: %s"%(path))
         if docinfo is None:          if docinfo is None:
             docinfo = {}              docinfo = {}
         docinfo['imagePath'] = path  
         path=path.replace("/mpiwg/online","")          path=path.replace("/mpiwg/online","")
         pt=getParamFromDigilib(path,'size')          docinfo['imagePath'] = path
         docinfo['numberOfPages'] = pt          docinfo=self.getDirinfoFromDigilib(path,docinfo=docinfo)
         imageUrl=genericDigilib+"/servlet/Scaler?fn=%s"%path          imageUrl=self.digilibBaseUrl+"/servlet/Scaler?fn="+path
         docinfo['imageURL'] = imageUrl          docinfo['imageURL'] = imageUrl
                   
         docinfo = self.getBibinfoFromIndexMeta(path,docinfo=docinfo)          docinfo = self.getBibinfoFromIndexMeta(path,docinfo=docinfo)
           docinfo = self.getAuthinfoFromIndexMeta(path,docinfo=docinfo)
         return docinfo          return docinfo
           
           
     def getDocinfo(self, mode, url):      def getDocinfo(self, mode, url):
         """returns docinfo depending on mode"""          """returns docinfo depending on mode"""
         zLOG.LOG("documentViewer (getdocinfo)", zLOG.INFO,"mode: %s, url: %s"%(mode,url))          logger("documentViewer (getdocinfo)", logging.INFO,"mode: %s, url: %s"%(mode,url))
         # look for cached docinfo in session          # look for cached docinfo in session
         if self.REQUEST.SESSION.has_key('docinfo'):          if self.REQUEST.SESSION.has_key('docinfo'):
             docinfo = self.REQUEST.SESSION['docinfo']              docinfo = self.REQUEST.SESSION['docinfo']
             # check if its still current              # check if its still current
             if docinfo is not None and docinfo.get('mode') == mode and docinfo.get('url') == url:              if docinfo is not None and docinfo.get('mode') == mode and docinfo.get('url') == url:
                 zLOG.LOG("documentViewer (getdocinfo)", zLOG.INFO,"docinfo in session: %s"%docinfo)                  logger("documentViewer (getdocinfo)", logging.INFO,"docinfo in session: %s"%docinfo)
                 return docinfo                  return docinfo
         # new docinfo          # new docinfo
         docinfo = {'mode': mode, 'url': url}          docinfo = {'mode': mode, 'url': url}
Line 293  class documentViewer(Folder): Line 455  class documentViewer(Folder):
         elif mode=="imagepath":          elif mode=="imagepath":
             docinfo = self.getDocinfoFromImagePath(url, docinfo=docinfo)              docinfo = self.getDocinfoFromImagePath(url, docinfo=docinfo)
         else:          else:
             zLOG.LOG("documentViewer (getdocinfo)", zLOG.ERROR,"unknown mode!")              logger("documentViewer (getdocinfo)", logging.ERROR,"unknown mode!")
         zLOG.LOG("documentViewer (getdocinfo)", zLOG.INFO,"docinfo: %s"%docinfo)              raise ValueError("Unknown mode %s"%(mode))
                           
           logger("documentViewer (getdocinfo)", logging.INFO,"docinfo: %s"%docinfo)
         self.REQUEST.SESSION['docinfo'] = docinfo          self.REQUEST.SESSION['docinfo'] = docinfo
         return docinfo          return docinfo
                   
                   
     def getPageinfo(self, start, current):      def getPageinfo(self, current, start=None, rows=None, cols=None, docinfo=None):
         """returns pageinfo with the given parameters"""          """returns pageinfo with the given parameters"""
         pageinfo = {}          pageinfo = {}
         pageinfo['start'] = start          current = getInt(current)
         pageinfo['current'] = current          pageinfo['current'] = current
           rows = int(rows or self.thumbrows)
           pageinfo['rows'] = rows
           cols = int(cols or self.thumbcols)
           pageinfo['cols'] = cols
           grpsize = cols * rows
           pageinfo['groupsize'] = grpsize
           start = getInt(start, default=(int(current / grpsize) * grpsize +1))
           pageinfo['start'] = start
           pageinfo['end'] = start + grpsize
           if docinfo is not None:
               np = int(docinfo['numPages'])
               pageinfo['end'] = min(pageinfo['end'], np)
               pageinfo['numgroups'] = int(np / grpsize)
               if np % grpsize > 0:
                   pageinfo['numgroups'] += 1
                   
         return pageinfo          return pageinfo
                                   
     def text(self,mode,url,pn):      def text(self,mode,url,pn):
Line 311  class documentViewer(Folder): Line 491  class documentViewer(Folder):
         if mode=="texttool": #index.meta with texttool information          if mode=="texttool": #index.meta with texttool information
             (viewerUrl,imagepath,textpath)=parseUrlTextTool(url)              (viewerUrl,imagepath,textpath)=parseUrlTextTool(url)
                   
         print textpath          #print textpath
         try:          try:
             dom = NonvalidatingReader.parseUri(textpath)              dom = NonvalidatingReader.parseUri(textpath)
         except:          except:
Line 360  class documentViewer(Folder): Line 540  class documentViewer(Folder):
 #        return list  #        return list
 #  #
   
     def image(self,mode,url,pn):  
         """give image out"""  
         if mode=="texttool": #index.meta with texttool information  
             (viewerUrl,imagepath,textpath)=parseUrlTextTool(url)  
             if not viewerUrl:  
                 viewerUrl=self.imageViewerUrl  
             url=viewerUrl+"pn=%s&fn=%s"%(pn,imagepath[0])  
             ret="""<iframe height="100%%" width="100%%" src="%s"/>"""%url  
             return url  
         elif mode=="imagepath":  
             url=url.replace("/mpiwg/online","")  
             url=self.imageViewerUrl+"pn=%s&fn=%s"%(pn,url)  
             ret="""<iframe height="100%%" width="100%%" src="%s"/>"""%url  
             return url  
               
           
     def findDigilibUrl(self):      def findDigilibUrl(self):
         """try to get the digilib URL from zogilib"""          """try to get the digilib URL from zogilib"""
         url = self.imageViewerUrl[:-1] + "/getScalerUrl"          url = self.imageViewerUrl[:-1] + "/getScalerUrl"
           #print urlparse.urlparse(url)[0]
           #print urlparse.urljoin(self.absolute_url(),url)
           logging.info("finddigiliburl: %s"%urlparse.urlparse(url)[0])
           logging.info("finddigiliburl: %s"%urlparse.urljoin(self.absolute_url(),url))
           
         try:          try:
               if urlparse.urlparse(url)[0]=='': #relative path
                   url=urlparse.urljoin(self.absolute_url()+"/",url)
                   
             scaler = urlopen(url).read()              scaler = urlopen(url).read()
             return scaler.replace("/servlet/Scaler?", "")              return scaler.replace("/servlet/Scaler?", "")
         except:          except:
             return None              return None
           
     def changeDocumentViewer(self,imageViewerUrl,title="",digilibBaseUrl=None,RESPONSE=None):      def changeDocumentViewer(self,imageViewerUrl,textViewerUrl,title="",digilibBaseUrl=None,thumbrows=2,thumbcols=10,authgroups='mpiwg',RESPONSE=None):
         """init document viewer"""          """init document viewer"""
         self.title=title          self.title=title
         self.imageViewerUrl=imageViewerUrl          self.imageViewerUrl=imageViewerUrl
           self.textViewerUrl=textViewerUrl
         self.digilibBaseUrl = digilibBaseUrl          self.digilibBaseUrl = digilibBaseUrl
                   self.thumbrows = thumbrows
           self.thumbcols = thumbcols
           self.authgroups = [s.strip().lower() for s in authgroups.split(',')]
         if RESPONSE is not None:          if RESPONSE is not None:
             RESPONSE.redirect('manage_main')              RESPONSE.redirect('manage_main')
           
Line 404  def manage_AddDocumentViewerForm(self): Line 579  def manage_AddDocumentViewerForm(self):
     pt=PageTemplateFile('zpt/addDocumentViewer', globals()).__of__(self)      pt=PageTemplateFile('zpt/addDocumentViewer', globals()).__of__(self)
     return pt()      return pt()
       
 def manage_AddDocumentViewer(self,id,imageViewerUrl="",title="",RESPONSE=None):  def manage_AddDocumentViewer(self,id,imageViewerUrl="",textViewerUrl="",title="",RESPONSE=None):
     """add the viewer"""      """add the viewer"""
     newObj=documentViewer(id,imageViewerUrl,title)      newObj=documentViewer(id,imageViewerUrl,title=title,textViewerUrl=textViewerUrl)
     self._setObject(id,newObj)      self._setObject(id,newObj)
           
     if RESPONSE is not None:      if RESPONSE is not None:
Line 432  def manage_addDocumentViewerTemplate(sel Line 607  def manage_addDocumentViewerTemplate(sel
   
     self._setObject(id, DocumentViewerTemplate(id))      self._setObject(id, DocumentViewerTemplate(id))
     ob = getattr(self, id)      ob = getattr(self, id)
     ob.pt_edit(open(os.path.join(package_home(globals()),'zpt/viewer_main.zpt')).read(),None)      txt=file(os.path.join(package_home(globals()),'zpt/viewer_main.zpt'),'r').read()
       logging.info("txt %s:"%txt)
       ob.pt_edit(txt,"text/html")
     if title:      if title:
         ob.pt_setTitle(title)          ob.pt_setTitle(title)
     try:      try:
Removed from v.1.3  
changed lines
  Added in v.1.24

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