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Diff for /documentViewer/documentViewer.py between versions 1.3 and 1.90

version 1.3, 2006/04/06 17:13:43 version 1.90, 2010/08/24 09:38:45
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 import EMPTY_NAMESPACE, Parse
 from Ft.Xml.Domlette import PrettyPrint, Print  import Ft.Xml.Domlette
 from Ft.Xml import EMPTY_NAMESPACE  
   
 import Ft.Xml.XPath  
   
 import os.path  import os.path
 import cgi  import sys
 import urllib  import urllib
 import zLOG  import urllib2
   import logging
   import math
   import urlparse 
   import cStringIO
   
   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 int(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 40  def getTextFromNode(nodename):
            rc = rc + node.data             rc = rc + node.data
     return rc      return rc
   
 import socket  def serializeNode(node, encoding='utf-8'):
       """returns a string containing node as XML"""
 def urlopen(url):      buf = cStringIO.StringIO()
         """urlopen mit timeout"""      Ft.Xml.Domlette.Print(node, stream=buf, encoding=encoding)
         socket.setdefaulttimeout(2)      s = buf.getvalue()
         ret=urllib.urlopen(url)      buf.close()
         socket.setdefaulttimeout(5)      return s
         return ret  
               
 def getParamFromDigilib(path,param):  def getParentDir(path):
     """gibt param von dlInfo aus"""      """returns pathname shortened by one"""
     imageUrl=genericDigilib+"/dirInfo-xml.jsp?mo=dir&fn="+path      return '/'.join(path.split('/')[0:-1])
           
     zLOG.LOG("documentViewer (getparamfromdigilib)", zLOG.INFO, "dirInfo (%s) from %s"%(param,imageUrl))  
       def getHttpData(url, data=None, num_tries=3, timeout=10):
       """returns result from url+data HTTP request"""
       # we do GET (by appending data to url)
       if isinstance(data, str) or isinstance(data, unicode):
           # if data is string then append
           url = "%s?%s"%(url,data)
       elif isinstance(data, dict) or isinstance(data, list) or isinstance(data, tuple):
           # urlencode
           url = "%s?%s"%(url,urllib.urlencode(data))
       
       response = None
       errmsg = None
       for cnt in range(num_tries):
     try:      try:
         dom = NonvalidatingReader.parseUri(imageUrl)              logging.debug("getHttpData(#%s %ss) url=%s"%(cnt+1,timeout,url))
     except:              if sys.version_info < (2, 6):
         return None                  # set timeout on socket -- ugly :-(
                       import socket
     params=dom.xpath("//dir/%s"%param)                  socket.setdefaulttimeout(float(timeout))
     zLOG.LOG("documentViewer (getparamfromdigilib)", zLOG.INFO, "dirInfo:%s"%params)                  response = urllib2.urlopen(url)
                   else:
     if params:                  response = urllib2.urlopen(url,timeout=float(timeout))
         return getTextFromNode(params[0])              # check result?
               break
           except urllib2.HTTPError, e:
               logging.error("getHttpData: HTTP error(%s): %s"%(e.code,e))
               errmsg = str(e)
               # stop trying
               break
           except urllib2.URLError, e:
               logging.error("getHttpData: URLLIB error(%s): %s"%(e.reason,e))
               errmsg = str(e)
               # stop trying
               #break
   
       if response is not None:
           data = response.read()
           response.close()
           return data
   
       raise IOError("ERROR fetching HTTP data from %s: %s"%(url,errmsg))
       #return None
           
   
   
Line 60  def getParamFromDigilib(path,param): Line 104  def getParamFromDigilib(path,param):
 ##  ##
 class documentViewer(Folder):  class documentViewer(Folder):
     """document viewer"""      """document viewer"""
   
     meta_type="Document viewer"      meta_type="Document viewer"
           
     security=ClassSecurityInfo()      security=ClassSecurityInfo()
Line 70  class documentViewer(Folder): Line 113  class documentViewer(Folder):
   
     # templates and forms      # templates and forms
     viewer_main = PageTemplateFile('zpt/viewer_main', globals())      viewer_main = PageTemplateFile('zpt/viewer_main', globals())
     thumbs_main = PageTemplateFile('zpt/thumbs_main', globals())      toc_thumbs = PageTemplateFile('zpt/toc_thumbs', globals())
     image_main = PageTemplateFile('zpt/image_main', globals())      toc_text = PageTemplateFile('zpt/toc_text', globals())
       toc_figures = PageTemplateFile('zpt/toc_figures', globals())
       page_main_images = PageTemplateFile('zpt/page_main_images', globals())
       page_main_text = PageTemplateFile('zpt/page_main_text', globals())
       page_main_text_dict = PageTemplateFile('zpt/page_main_text_dict', globals())
       page_main_gis =PageTemplateFile ('zpt/page_main_gis', globals())
       page_main_xml = PageTemplateFile('zpt/page_main_xml', globals())
     head_main = PageTemplateFile('zpt/head_main', globals())      head_main = PageTemplateFile('zpt/head_main', globals())
     docuviewer_css = PageTemplateFile('css/docuviewer.css', globals())      docuviewer_css = PageTemplateFile('css/docuviewer.css', globals())
       info_xml = PageTemplateFile('zpt/info_xml', globals())
       
   
       thumbs_main_rss = PageTemplateFile('zpt/thumbs_main_rss', globals())
     security.declareProtected('View management screens','changeDocumentViewerForm')          security.declareProtected('View management screens','changeDocumentViewerForm')    
     changeDocumentViewerForm = PageTemplateFile('zpt/changeDocumentViewer', globals())      changeDocumentViewerForm = PageTemplateFile('zpt/changeDocumentViewer', globals())
   
           
     def __init__(self,id,imageViewerUrl,title="",digilibBaseUrl=None):      def __init__(self,id,imageScalerUrl=None,textServerName=None,title="",digilibBaseUrl=None,thumbcols=2,thumbrows=5,authgroups="mpiwg"):
         """init document viewer"""          """init document viewer"""
         self.id=id          self.id=id
         self.title=title          self.title=title
         self.imageViewerUrl=imageViewerUrl          self.thumbcols = thumbcols
         self.digilibBaseUrl = digilibBaseUrl          self.thumbrows = thumbrows
         if not self.digilibBaseUrl:          # authgroups is list of authorized groups (delimited by ,)
             self.digilibBaseUrl = self.findDigilibUrl()          self.authgroups = [s.strip().lower() for s in authgroups.split(',')]
         # add template folder so we can always use template.something          # create template folder so we can always use template.something
         self.manage_addFolder('template')          
           templateFolder = Folder('template')
           #self['template'] = templateFolder # Zope-2.12 style
           self._setObject('template',templateFolder) # old style
           try:
               import MpdlXmlTextServer
               textServer = MpdlXmlTextServer.MpdlXmlTextServer(id='fulltextclient',serverName=textServerName)
               #templateFolder['fulltextclient'] = xmlRpcClient
               templateFolder._setObject('fulltextclient',textServer)
           except Exception, e:
               logging.error("Unable to create MpdlXmlTextServer for fulltextclient: "+str(e))
           try:
               from Products.zogiLib.zogiLib import zogiLib
               zogilib = zogiLib(id="zogilib", title="zogilib for docuviewer", dlServerURL=imageScalerUrl, layout="book")
               #templateFolder['zogilib'] = zogilib
               templateFolder._setObject('zogilib',zogilib)
           except Exception, e:
               logging.error("Unable to create zogiLib for zogilib: "+str(e))
           
           
       # proxy text server methods to fulltextclient
       def getTextPage(self, **args):
           """get page"""
           return self.template.fulltextclient.getTextPage(**args)
   
       def getQuery(self, **args):
           """get query"""
           return self.template.fulltextclient.getQuery(**args)
   
       def getSearch(self, **args):
           """get search"""
           return self.template.fulltextclient.getSearch(**args)
   
       def getNumPages(self, docinfo):
           """get numpages"""
           return self.template.fulltextclient.getNumPages(docinfo)
   
       def getTranslate(self, **args):
           """get translate"""
           return self.template.fulltextclient.getTranslate(**args)
   
       def getLemma(self, **args):
           """get lemma"""
           return self.template.fulltextclient.getLemma(**args)
   
       def getToc(self, **args):
           """get toc"""
           return self.template.fulltextclient.getToc(**args)
   
       def getTocPage(self, **args):
           """get tocpage"""
           return self.template.fulltextclient.getTocPage(**args)
   
   
     security.declareProtected('View','index_html')      security.declareProtected('View','thumbs_rss')
     def index_html(self,mode,url,start=0,pn=1):      def thumbs_rss(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 how to access the document behind url 
         @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 (text,images or auto)
                   
         zLOG.LOG("documentViewer (index)", zLOG.INFO, "mode: %s url:%s start:%s pn:%s"%(mode,url,start,pn))          '''
         print "dlbaseurl:", self.digilibBaseUrl          logging.debug("HHHHHHHHHHHHHH:load the rss")
           logger("documentViewer (index)", logging.INFO, "mode: %s url:%s start:%s pn:%s"%(mode,url,start,pn))
                   
         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)
           pageinfo = self.getPageinfo(start=start,current=pn,docinfo=docinfo)
           pt = getattr(self.template, 'thumbs_main_rss')
           
           if viewMode=="auto": # automodus gewaehlt
               if docinfo.has_key("textURL") or docinfo.has_key('textURLPath'): #texturl gesetzt und textViewer konfiguriert
                   viewMode="text"
               else:
                   viewMode="images"
                  
           return pt(docinfo=docinfo,pageinfo=pageinfo,viewMode=viewMode)
     
       security.declareProtected('View','index_html')
       def index_html(self,url,mode="texttool",viewMode="auto",tocMode="thumbs",start=None,pn=1,mk=None, query=None, querySearch=None):
           '''
           view it
           @param mode: defines how to access the document behind url 
           @param url: url which contains display information
           @param viewMode: if images display images, if text display text, default is auto (text,images or auto)
           @param tocMode: type of 'table of contents' for navigation (thumbs, text, figures, none)
           @param characterNormalization type of text display (reg, norm, none)
           @param querySearch: type of different search modes (fulltext, fulltextMorph, xpath, xquery, ftIndex, ftIndexMorph, fulltextMorphLemma)
           '''
           
           logging.debug("documentViewer (index) mode: %s url:%s start:%s pn:%s"%(mode,url,start,pn))
           
           if not hasattr(self, 'template'):
               # this won't work
               logging.error("template folder missing!")
               return "ERROR: template folder missing!"
               
           if not getattr(self, 'digilibBaseUrl', None):
               self.digilibBaseUrl = self.findDigilibUrl() or "http://digilib.mpiwg-berlin.mpg.de/digitallibrary"
   
         docinfo = self.getDocinfo(mode=mode, url=url)          docinfo = self.getDocinfo(mode=mode, url=url)
         pageinfo = self.getPageinfo(start=start,current=pn)          
           if tocMode != "thumbs":
               # get table of contents
               docinfo = self.getToc(mode=tocMode, docinfo=docinfo)
               
           if viewMode=="auto": # automodus gewaehlt
               if docinfo.has_key('textURL') or docinfo.has_key('textURLPath'): #texturl gesetzt und textViewer konfiguriert
                   viewMode="text_dict"
               else:
                   viewMode="images"
                   
           pageinfo = self.getPageinfo(start=start,current=pn,docinfo=docinfo,viewMode=viewMode,tocMode=tocMode)
           
         pt = getattr(self.template, 'viewer_main')          pt = getattr(self.template, 'viewer_main')
         return pt(docinfo=docinfo,pageinfo=pageinfo)          return pt(docinfo=docinfo,pageinfo=pageinfo,viewMode=viewMode,mk=self.generateMarks(mk))
     
       def generateMarks(self,mk):
           ret=""
           if mk is None:
               return ""
           if not isinstance(mk, list):
               mk=[mk]
           for m in mk:
               ret+="mk=%s"%m
           return ret
   
       
       def findDigilibUrl(self):
           """try to get the digilib URL from zogilib"""
           url = self.template.zogilib.getDLBaseUrl()
           return url
       
     def imageLink(self,nr):      def getDocumentViewerURL(self):
         """link hinter den images"""          """returns the URL of this instance"""
         paramsTmp=cgi.parse_qs(self.REQUEST['QUERY_STRING'])          return self.absolute_url()
         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 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)
                           
     def thumbruler(self,cols,rows,start,maximum):          if params.get("mode", None) == "filepath": #wenn beim erst Aufruf filepath gesetzt wurde aendere das nun zu imagepath
         """ruler for thumbs"""                  params["mode"] = "imagepath"
         ret=""                  params["url"] = getParentDir(params["url"])
         paramsTmp=cgi.parse_qs(self.REQUEST['QUERY_STRING'])                  
         params={}          # quote values and assemble into query string
         for x in paramsTmp.iteritems():          #ps = "&".join(["%s=%s"%(k,urllib.quote(v)) for (k, v) in params.items()])
           ps = urllib.urlencode(params)
             if not x[0]=="start":          url=self.REQUEST['URL1']+"?"+ps
                 params[x[0]]=x[1][0]          return url
   
         newUrlSelect=self.REQUEST['URL']+"?"+urllib.urlencode(params)      
         if start>0:  
             newStart=max(start-cols*rows,0)  
             params['start']=newStart  
             newUrl=self.REQUEST['URL']+"?"+urllib.urlencode(params)  
             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      def getLinkAmp(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
           logging.debug("XYXXXXX: %s"%repr(params.items()))
           ps = "&amp;".join(["%s=%s"%(k,urllib.quote(v)) for (k, v) in params.items()])
           url=self.REQUEST['URL1']+"?"+ps
           return url
           
       def getInfo_xml(self,url,mode):
           """returns info about the document as XML"""
   
           if not self.digilibBaseUrl:
               self.digilibBaseUrl = self.findDigilibUrl() or "http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary"
           
           docinfo = self.getDocinfo(mode=mode,url=url)
           pt = getattr(self.template, 'info_xml')
           return pt(docinfo=docinfo)
   
       
       def isAccessible(self, docinfo):
           """returns if access to the resource is granted"""
           access = docinfo.get('accessType', None)
           logging.debug("documentViewer (accessOK) access type %s"%access)
           if access is not None and access == 'free':
               logging.debug("documentViewer (accessOK) access is free")
               return True
           elif access is None or access in self.authgroups:
               # only local access -- only logged in users
               user = getSecurityManager().getUser()
               logging.debug("documentViewer (accessOK) user=%s ip=%s"%(user,self.REQUEST.getClientAddr()))
               if user is not None:
                   #print "user: ", user
                   return (user.getUserName() != "Anonymous User")
               else:
                   return False
                   
           logging.error("documentViewer (accessOK) unknown access type %s"%access)
           return False
                   
     def getBibinfoFromIndexMeta(self,path,docinfo=None,dom=None):  
         """gets bibliographical info from the index.meta file at url or given by dom"""  
         zLOG.LOG("documentViewer (getbibinfofromindexmeta)", zLOG.INFO,"path: %s"%(path))  
                   
       def getDirinfoFromDigilib(self,path,docinfo=None,cut=0):
           """gibt param von dlInfo aus"""
         if docinfo is None:          if docinfo is None:
             docinfo = {}              docinfo = {}
                           
         metaData=self.metadata.main.meta.bib          for x in range(cut):
         if dom is None:                 
             server="http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary/servlet/Texter?fn="                  path=getParentDir(path)
             path="/".join(path.split("/")[0:-1])         
             metaUrl=server+path+"/index.meta"          infoUrl=self.digilibBaseUrl+"/dirInfo-xml.jsp?mo=dir&fn="+path
             try:      
                 dom = NonvalidatingReader.parseUri(metaUrl)          logging.debug("documentViewer (getparamfromdigilib) dirInfo from %s"%(infoUrl))
             except:          
           txt = getHttpData(infoUrl)
           if txt is None:
               raise IOError("Unable to get dir-info from %s"%(infoUrl))
   
           dom = Parse(txt)
           sizes=dom.xpath("//dir/size")
           logging.debug("documentViewer (getparamfromdigilib) dirInfo:size"%sizes)
           
           if sizes:
               docinfo['numPages'] = int(getTextFromNode(sizes[0]))
           else:
               docinfo['numPages'] = 0
               
           # TODO: produce and keep list of image names and numbers
                           
                 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"""
           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"
                   
           logging.debug("(getIndexMeta): METAURL: %s"%metaUrl)
           txt=getHttpData(metaUrl)
           if txt is None:
               raise IOError("Unable to read index meta from %s"%(url))
           
           dom = Parse(txt)
           return dom
       
       def getPresentationInfoXML(self, url):
           """returns dom of info.xml document at url"""
           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","")
           
           txt=getHttpData(metaUrl)
           if txt is None:
               raise IOError("Unable to read infoXMLfrom %s"%(url))
               
           dom = Parse(txt)
           return dom
                           
           
       def getAuthinfoFromIndexMeta(self,path,docinfo=None,dom=None,cut=0):
           """gets authorization info from the index.meta file at path or given by dom"""
           logging.debug("documentViewer (getauthinfofromindexmeta) path: %s"%(path))
           
           access = None
           
           if docinfo is None:
               docinfo = {}
               
           if dom is None:
               for x in range(cut):
                   path=getParentDir(path)
               dom = self.getIndexMeta(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,cut=0):
        """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))          logging.debug("documentViewer (getbibinfofromindexmeta) path: %s"%(path))
           
        if docinfo is None:         if docinfo is None:
            docinfo = {}             docinfo = {}
                         
           if dom is None:
               for x in range(cut):
                   path=getParentDir(path)
               dom = self.getIndexMeta(path)
           
           logging.debug("documentViewer (getbibinfofromindexmeta cutted) path: %s"%(path))
           # put in all raw bib fields as dict "bib"
           bib = dom.xpath("//bib/*")
           if bib and len(bib)>0:
               bibinfo = {}
               for e in bib:
                   bibinfo[e.localName] = getTextFromNode(e)
               docinfo['bib'] = bibinfo
           
           # extract some fields (author, title, year) according to their mapping
           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)
           docinfo['bib_type'] = bibtype
           bibmap=metaData.generateMappingForType(bibtype)
           # if there is no mapping bibmap is empty (mapping sometimes has empty fields)
           if len(bibmap) > 0 and len(bibmap['author'][0]) > 0:
               try:
                   docinfo['author']=getTextFromNode(dom.xpath("//bib/%s"%bibmap['author'][0])[0])
               except: pass
        try:         try:
            dom = NonvalidatingReader.parseUri(url)                  docinfo['title']=getTextFromNode(dom.xpath("//bib/%s"%bibmap['title'][0])[0])
               except: pass
               try:
                   docinfo['year']=getTextFromNode(dom.xpath("//bib/%s"%bibmap['year'][0])[0])
               except: pass
               logging.debug("documentViewer (getbibinfofromindexmeta) using mapping for %s"%bibtype)
               try:
                   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")  
                 
       def getDocinfoFromTextTool(self, url, dom=None, docinfo=None):
           """parse texttool tag in index meta"""
           logging.debug("documentViewer (getdocinfofromtexttool) url: %s" % (url))
           if docinfo is None:
              docinfo = {}
           if docinfo.get('lang', None) is None:
               docinfo['lang'] = '' # default keine Sprache gesetzt
           if dom is None:
               dom = self.getIndexMeta(url)
           
           archivePath = None
           archiveName = None
       
           archiveNames = dom.xpath("//resource/name")
           if archiveNames and (len(archiveNames) > 0):
               archiveName = getTextFromNode(archiveNames[0])
           else:
               logging.warning("documentViewer (getdocinfofromtexttool) resource/name missing in: %s" % (url))
           
           archivePaths = dom.xpath("//resource/archive-path")
        if archivePaths and (len(archivePaths)>0):         if archivePaths and (len(archivePaths)>0):
            archivePath=getTextFromNode(archivePaths[0])             archivePath=getTextFromNode(archivePaths[0])
               # clean up archive path
               if archivePath[0] != '/':
                   archivePath = '/' + archivePath
               if archiveName and (not archivePath.endswith(archiveName)):
                   archivePath += "/" + archiveName
        else:         else:
            archivePath=None              # try to get archive-path from url
                      logging.warning("documentViewer (getdocinfofromtexttool) resource/archive-path missing in: %s" % (url))
        images=dom.xpath("//texttool/image")              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])
                 
        if images and (len(images)>0):  
            image=getTextFromNode(images[0])  
        else:         else:
            image=None              # we balk with no image tag / not necessary anymore because textmode is now standard
               #raise IOError("No text-tool info in %s"%(url))
               imageDir = ""
               #xquery="//pb"  
               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
                         
        if image and archivePath:              docinfo['imageURL'] = self.digilibBaseUrl + "/servlet/Scaler?fn=" + imageDir
            image=os.path.join(archivePath,image)  
            image=image.replace("/mpiwg/online",'')  
            pt=getParamFromDigilib(image,'size')  
            docinfo['imagePath'] = image  
            docinfo['numberOfPages'] = pt  
                         
        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
                                       
           # old style text URL
        textUrls=dom.xpath("//texttool/text")         textUrls=dom.xpath("//texttool/text")
           if textUrls and (len(textUrls) > 0):
               textUrl = getTextFromNode(textUrls[0])
               if urlparse.urlparse(textUrl)[0] == "": #keine url
                   textUrl = os.path.join(archivePath, textUrl) 
               # fix URLs starting with /mpiwg/online
               if textUrl.startswith("/mpiwg/online"):
                   textUrl = textUrl.replace("/mpiwg/online", '', 1)
               
               docinfo['textURL'] = textUrl
                 
           # new style text-url-path
           textUrls = dom.xpath("//texttool/text-url-path")
        if textUrls and (len(textUrls)>0):         if textUrls and (len(textUrls)>0):
            textUrl=getTextFromNode(textUrls[0])             textUrl=getTextFromNode(textUrls[0])
            docinfo['textURL'] = textURL              docinfo['textURLPath'] = textUrl
               if not docinfo['imagePath']:
                   # text-only, no page images
                   docinfo = self.getNumPages(docinfo)
            
           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 fuer die Metadaten
                # durch den relativen Pfad auf die presentation infos
               presentationPath = getTextFromNode(presentationUrls[0])
               if url.endswith("index.meta"): 
                   presentationUrl = url.replace('index.meta', presentationPath)
               else:
                   presentationUrl = url + "/" + presentationPath
                   
               docinfo = self.getBibinfoFromTextToolPresentation(presentationUrl, docinfo=docinfo, dom=dom)
       
           docinfo = self.getAuthinfoFromIndexMeta(url, docinfo=docinfo, dom=dom)   # get access info
                                             
        docinfo = self.getBibinfoFromIndexMeta(url,docinfo=docinfo,dom=dom)  
        return docinfo         return docinfo
         
   
     def getDocinfoFromImagePath(self,path,docinfo=None):      def getBibinfoFromTextToolPresentation(self,url,docinfo=None,dom=None):
           """gets the bibliographical information from the preseantion entry in texttools
           """
           dom=self.getPresentationInfoXML(url)
           try:
               docinfo['author']=getTextFromNode(dom.xpath("//author")[0])
           except:
               pass
           try:
               docinfo['title']=getTextFromNode(dom.xpath("//title")[0])
           except:
               pass
           try:
               docinfo['year']=getTextFromNode(dom.xpath("//date")[0])
           except:
               pass
           return docinfo
       
       def getDocinfoFromImagePath(self,path,docinfo=None,cut=0):
         """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))          logging.debug("documentViewer (getdocinfofromimagepath) 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,cut=cut)
         imageUrl=genericDigilib+"/servlet/Scaler?fn=%s"%path          
           pathorig=path
           for x in range(cut):       
                   path=getParentDir(path)
           logging.debug("documentViewer (getdocinfofromimagepath) PATH:"+path)
           imageUrl=self.digilibBaseUrl+"/servlet/Scaler?fn="+path
         docinfo['imageURL'] = imageUrl          docinfo['imageURL'] = imageUrl
                   
         docinfo = self.getBibinfoFromIndexMeta(path,docinfo=docinfo)          #path ist the path to the images it assumes that the index.meta file is one level higher.
           docinfo = self.getBibinfoFromIndexMeta(pathorig,docinfo=docinfo,cut=cut+1)
           docinfo = self.getAuthinfoFromIndexMeta(pathorig,docinfo=docinfo,cut=cut+1)
         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))          logging.debug("documentViewer (getdocinfo) 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)                  logging.debug("documentViewer (getdocinfo) docinfo in session: %s"%docinfo)
                 return docinfo                  return docinfo
         # new docinfo          # new docinfo
         docinfo = {'mode': mode, 'url': url}          docinfo = {'mode': mode, 'url': url}
Line 292  class documentViewer(Folder): Line 668  class documentViewer(Folder):
             docinfo = self.getDocinfoFromTextTool(url, docinfo=docinfo)              docinfo = self.getDocinfoFromTextTool(url, docinfo=docinfo)
         elif mode=="imagepath":          elif mode=="imagepath":
             docinfo = self.getDocinfoFromImagePath(url, docinfo=docinfo)              docinfo = self.getDocinfoFromImagePath(url, docinfo=docinfo)
           elif mode=="filepath":
               docinfo = self.getDocinfoFromImagePath(url, docinfo=docinfo,cut=1)
         else:          else:
             zLOG.LOG("documentViewer (getdocinfo)", zLOG.ERROR,"unknown mode!")              logging.error("documentViewer (getdocinfo) unknown mode: %s!"%mode)
         zLOG.LOG("documentViewer (getdocinfo)", zLOG.INFO,"docinfo: %s"%docinfo)              raise ValueError("Unknown mode %s! Has to be one of 'texttool','imagepath','filepath'."%(mode))
                           
           logging.debug("documentViewer (getdocinfo) docinfo: %s"%docinfo)
         self.REQUEST.SESSION['docinfo'] = docinfo          self.REQUEST.SESSION['docinfo'] = docinfo
         return docinfo          return docinfo
                   
               def getPageinfo(self, current, start=None, rows=None, cols=None, docinfo=None, viewMode=None, tocMode=None, characterNormalization=None):
     def getPageinfo(self, start, current):  
         """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
         return pageinfo          rows = int(rows or self.thumbrows)
                           pageinfo['rows'] = rows
     def text(self,mode,url,pn):          cols = int(cols or self.thumbcols)
         """give text"""          pageinfo['cols'] = cols
         if mode=="texttool": #index.meta with texttool information          grpsize = cols * rows
             (viewerUrl,imagepath,textpath)=parseUrlTextTool(url)          pageinfo['groupsize'] = grpsize
                   start = getInt(start, default=(math.ceil(float(current)/float(grpsize))*grpsize-(grpsize-1)))
         print textpath          # int(current / grpsize) * grpsize +1))
         try:          pageinfo['start'] = start
             dom = NonvalidatingReader.parseUri(textpath)          pageinfo['end'] = start + grpsize
         except:          if (docinfo is not None) and ('numPages' in docinfo):
             return None              np = int(docinfo['numPages'])
                   pageinfo['end'] = min(pageinfo['end'], np)
         list=[]              pageinfo['numgroups'] = int(np / grpsize)
         nodes=dom.xpath("//pb")              if np % grpsize > 0:
                   pageinfo['numgroups'] += 1        
         node=nodes[int(pn)-1]          pageinfo['viewMode'] = viewMode
                   pageinfo['tocMode'] = tocMode
         p=node          pageinfo['characterNormalization'] = self.REQUEST.get('characterNormalization','')
                   pageinfo['query'] = self.REQUEST.get('query',' ')
         while p.tagName!="p":          pageinfo['queryType'] = self.REQUEST.get('queryType',' ')
             p=p.parentNode          pageinfo['querySearch'] =self.REQUEST.get('querySearch', 'fulltext')
                   pageinfo['textPN'] = self.REQUEST.get('textPN','1')
                   pageinfo['highlightQuery'] = self.REQUEST.get('highlightQuery','')
         endNode=nodes[int(pn)]          pageinfo['tocPageSize'] = self.REQUEST.get('tocPageSize', '30')
                   pageinfo['queryPageSize'] =self.REQUEST.get('queryPageSize', '10')
                   pageinfo['tocPN'] = self.REQUEST.get('tocPN', '1')
         e=endNode          toc = int (pageinfo['tocPN'])
                   pageinfo['textPages'] =int (toc)
         while e.tagName!="p":  
             e=e.parentNode  
           
           
         next=node.parentNode  
                   
         #sammle s  
         while next and (next!=endNode.parentNode):  
             list.append(next)      
             next=next.nextSibling      
         list.append(endNode.parentNode)  
                   
         if p==e:# beide im selben paragraphen  
             pass  
 #    else:  
 #            next=p  
 #            while next!=e:  
 #                print next,e  
 #                list.append(next)  
 #                next=next.nextSibling  
 #              
 #        for x in list:  
 #            PrettyPrint(x)  
 #  
 #        return list  
 #  
   
     def image(self,mode,url,pn):          if 'tocSize_%s'%tocMode in docinfo:
         """give image out"""              tocSize = int(docinfo['tocSize_%s'%tocMode])
         if mode=="texttool": #index.meta with texttool information              tocPageSize = int(pageinfo['tocPageSize'])
             (viewerUrl,imagepath,textpath)=parseUrlTextTool(url)              # cached toc           
             if not viewerUrl:              if tocSize%tocPageSize>0:
                 viewerUrl=self.imageViewerUrl                  tocPages=tocSize/tocPageSize+1
             url=viewerUrl+"pn=%s&fn=%s"%(pn,imagepath[0])              else:
             ret="""<iframe height="100%%" width="100%%" src="%s"/>"""%url                  tocPages=tocSize/tocPageSize
             return url              pageinfo['tocPN'] = min (tocPages,toc)                    
         elif mode=="imagepath":          pageinfo['searchPN'] =self.REQUEST.get('searchPN','1')
             url=url.replace("/mpiwg/online","")          pageinfo['sn'] =self.REQUEST.get('sn','')
             url=self.imageViewerUrl+"pn=%s&fn=%s"%(pn,url)          return pageinfo
             ret="""<iframe height="100%%" width="100%%" src="%s"/>"""%url  
             return url  
               
           
     def findDigilibUrl(self):  
         """try to get the digilib URL from zogilib"""  
         url = self.imageViewerUrl[:-1] + "/getScalerUrl"  
         try:  
             scaler = urlopen(url).read()  
             return scaler.replace("/servlet/Scaler?", "")  
         except:  
             return None  
           
     def changeDocumentViewer(self,imageViewerUrl,title="",digilibBaseUrl=None,RESPONSE=None):  def changeDocumentViewer(self,title="",digilibBaseUrl=None,thumbrows=2,thumbcols=5,authgroups='mpiwg',RESPONSE=None):
         """init document viewer"""          """init document viewer"""
         self.title=title          self.title=title
         self.imageViewerUrl=imageViewerUrl  
         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')
           
       
           
           
 #    security.declareProtected('View management screens','renameImageForm')  
   
 def manage_AddDocumentViewerForm(self):  def manage_AddDocumentViewerForm(self):
     """add the viewer form"""      """add the viewer form"""
     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,imageScalerUrl="",textServerName="",title="",RESPONSE=None):
     """add the viewer"""      """add the viewer"""
     newObj=documentViewer(id,imageViewerUrl,title)      newObj=documentViewer(id,imageScalerUrl=imageScalerUrl,title=title,textServerName=textServerName)
     self._setObject(id,newObj)      self._setObject(id,newObj)
           
     if RESPONSE is not None:      if RESPONSE is not None:
         RESPONSE.redirect('manage_main')          RESPONSE.redirect('manage_main')
   
   
 ##  
 ## DocumentViewerTemplate class  ## DocumentViewerTemplate class
 ##  
 class DocumentViewerTemplate(ZopePageTemplate):  class DocumentViewerTemplate(ZopePageTemplate):
     """Template for document viewer"""      """Template for document viewer"""
     meta_type="DocumentViewer Template"      meta_type="DocumentViewer Template"
Line 432  def manage_addDocumentViewerTemplate(sel Line 768  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.1.90

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