--- documentViewer/documentViewer.py 2005/12/18 12:35:02 1.1
+++ documentViewer/documentViewer.py 2010/08/24 13:15:59 1.96
@@ -1,23 +1,38 @@
-genericDigilib="http://nausikaa2.rz-berlin.mpg.de/digitallibrary/"
-
from OFS.Folder import Folder
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 getSecurityManager
from Globals import package_home
-from Ft.Xml.Domlette import NonvalidatingReader
-from Ft.Xml.Domlette import PrettyPrint, Print
-from Ft.Xml import EMPTY_NAMESPACE
-
-import Ft.Xml.XPath
-
+from Ft.Xml import EMPTY_NAMESPACE, Parse
+import Ft.Xml.Domlette
import os.path
-import cgi
+import sys
import urllib
+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):
+ """get the cdata content of a node"""
+ if nodename is None:
+ return ""
nodelist=nodename.childNodes
rc = ""
for node in nodelist:
@@ -25,269 +40,746 @@ def getTextFromNode(nodename):
rc = rc + node.data
return rc
-import socket
-
-def urlopen(url):
- """urlopen mit timeout"""
- socket.setdefaulttimeout(2)
- ret=urllib.urlopen(url)
- socket.setdefaulttimeout(5)
- return ret
-
-def getParamFromDigilib(path,param):
- """gibt param von dlInfo aus"""
- imageUrl=genericDigilib+"/dlInfo-xml.jsp?fn="+path
-
- try:
- dom = NonvalidatingReader.parseUri(imageUrl)
- except:
- return None
-
-
- params=dom.xpath("//document-parameters/parameter[@name='%s']/@value"%param)
-
- if params:
- return params[0].value
-
-def parseUrlTextTool(url):
- """parse index meta"""
-
- try:
- dom = NonvalidatingReader.parseUri(url)
- except:
- zLOG.LOG("documentViewer (parseUrlTexttool)", zLOG.INFO,"%s (%s)"%sys.exc_info()[0:2])
- return (None,None,None)
-
- archivePaths=dom.xpath("//resource/archive-path")
-
- if archivePaths and (len(archivePaths)>0):
- archivePath=getTextFromNode(archivePaths[0])
- else:
- archivePath=None
-
-
- images=dom.xpath("//texttool/image")
-
- if images and (len(images)>0):
- image=getTextFromNode(images[0])
- else:
- image=None
-
- if image and archivePath:
- image=os.path.join(archivePath,image)
- image=image.replace("/mpiwg/online",'')
- pt=getParamFromDigilib(image,'pt')
+def serializeNode(node, encoding='utf-8'):
+ """returns a string containing node as XML"""
+ buf = cStringIO.StringIO()
+ Ft.Xml.Domlette.Print(node, stream=buf, encoding=encoding)
+ s = buf.getvalue()
+ buf.close()
+ return s
+
+
+def getParentDir(path):
+ """returns pathname shortened by one"""
+ return '/'.join(path.split('/')[0:-1])
+
+
+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:
+ logging.debug("getHttpData(#%s %ss) url=%s"%(cnt+1,timeout,url))
+ if sys.version_info < (2, 6):
+ # set timeout on socket -- ugly :-(
+ import socket
+ socket.setdefaulttimeout(float(timeout))
+ response = urllib2.urlopen(url)
+ else:
+ response = urllib2.urlopen(url,timeout=float(timeout))
+ # 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
- else:
- image=None
-
- viewerUrls=dom.xpath("//texttool/digiliburlprefix")
-
- if viewerUrls and (len(viewerUrls)>0):
- viewerUrl=getTextFromNode(viewerUrls[0])
- else:
- viewerUrl=None
-
-
- textUrls=dom.xpath("//texttool/text")
-
- if textUrls and (len(textUrls)>0):
- textUrl=getTextFromNode(textUrls[0])
- else:
- textUrl=None
- return viewerUrl,(image,pt),textUrl
-class documentViewer(ZopePageTemplate):
+##
+## documentViewer class
+##
+class documentViewer(Folder):
"""document viewer"""
-
meta_type="Document viewer"
security=ClassSecurityInfo()
- manage_options=ZopePageTemplate.manage_options+(
+ manage_options=Folder.manage_options+(
{'label':'main config','action':'changeDocumentViewerForm'},
)
- _default_content_fn = os.path.join(package_home(globals()),'zpt','documentViewer_template.zpt')
+ # templates and forms
+ viewer_main = PageTemplateFile('zpt/viewer_main', globals())
+ toc_thumbs = PageTemplateFile('zpt/toc_thumbs', 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())
+ docuviewer_css = PageTemplateFile('css/docuviewer.css', globals())
+ info_xml = PageTemplateFile('zpt/info_xml', globals())
- def __init__(self,id,imageViewerUrl,title=""):
- """init document viewer"""
- self.id=id
- self.title=title
- self.imageViewerUrl=imageViewerUrl
-
+
+ thumbs_main_rss = PageTemplateFile('zpt/thumbs_main_rss', globals())
security.declareProtected('View management screens','changeDocumentViewerForm')
- def changeDocumentViewerForm(self):
- """change it"""
- pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','changeDocumentViewer.zpt')).__of__(self)
- return pt()
-
-
- def changeDocumentViewer(self,imageViewerUrl,title="",RESPONSE=None):
+ changeDocumentViewerForm = PageTemplateFile('zpt/changeDocumentViewer', globals())
+
+
+ def __init__(self,id,imageScalerUrl=None,textServerName=None,title="",digilibBaseUrl=None,thumbcols=2,thumbrows=5,authgroups="mpiwg"):
"""init document viewer"""
+ self.id=id
self.title=title
- self.imageViewerUrl=imageViewerUrl
-
- if RESPONSE is not None:
- RESPONSE.redirect('manage_main')
-
+ self.thumbcols = thumbcols
+ self.thumbrows = thumbrows
+ # authgroups is list of authorized groups (delimited by ,)
+ self.authgroups = [s.strip().lower() for s in authgroups.split(',')]
+ # create template folder so we can always use template.something
+
+ 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)
+
- 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
+ security.declareProtected('View','thumbs_rss')
+ def thumbs_rss(self,mode,url,viewMode="auto",start=None,pn=1):
+ '''
+ 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 images (text,images or auto)
+ '''
+ logging.debug("HHHHHHHHHHHHHH:load the rss")
+ logger("documentViewer (index)", logging.INFO, "mode: %s url:%s start:%s pn:%s"%(mode,url,start,pn))
- def thumbruler(self,cols,rows,start,maximum):
- """ruler for thumbs"""
- ret=""
- paramsTmp=cgi.parse_qs(self.REQUEST['QUERY_STRING'])
- params={}
- for x in paramsTmp.iteritems():
-
- if not x[0]=="start":
- params[x[0]]=x[1][0]
-
- 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+="""prev"""%newUrl
-
-
- ret+=""""
+ 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, characterNormalization=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)
+ '''
- if startnext"""%newUrl
+ logging.debug("documentViewer (index) mode: %s url:%s start:%s pn:%s"%(mode,url,start,pn))
- return ret
+ 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)
- def textToolThumb(self,url,start=0):
- """understands the texttool format
- @param url: url to index.meta with texttool tag
- """
- (viewerUrl,imagepath,textpath)=parseUrlTextTool(url)
+ 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,characterNormalization=characterNormalization)
- imageUrl=genericDigilib+"/servlet/Scaler?fn=%s"%imagepath[0]
+ pt = getattr(self.template, 'viewer_main')
+ 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 getDocumentViewerURL(self):
+ """returns the URL of this instance"""
+ return self.absolute_url()
+
+ def getStyle(self, idx, selected, style=""):
+ """returns a string with the given style and append 'sel' if path == selected."""
+ #logger("documentViewer (getstyle)", logging.INFO, "idx: %s selected: %s style: %s"%(idx,selected,style))
+ if idx == selected:
+ return style + 'sel'
+ else:
+ 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)
+
+ if params.get("mode", None) == "filepath": #wenn beim erst Aufruf filepath gesetzt wurde aendere das nun zu imagepath
+ params["mode"] = "imagepath"
+ params["url"] = getParentDir(params["url"])
+
+ # quote values and assemble into query string
+ #ps = "&".join(["%s=%s"%(k,urllib.quote(v)) for (k, v) in params.items()])
+ ps = urllib.urlencode(params)
+ url=self.REQUEST['URL1']+"?"+ps
+ return url
+
+ 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 = "&".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
- pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','thumbs.zpt')).__of__(self)
- return pt(imageUrl=imageUrl,pt=imagepath[1],start=start)
+ logging.error("documentViewer (accessOK) unknown access type %s"%access)
+ return False
- def text(self,mode,url,pn):
- """give text"""
- if mode=="texttool": #index.meta with texttool information
- (viewerUrl,imagepath,textpath)=parseUrlTextTool(url)
-
- print textpath
- try:
- dom = NonvalidatingReader.parseUri(textpath)
- except:
- return None
+
+ def getDirinfoFromDigilib(self,path,docinfo=None,cut=0):
+ """gibt param von dlInfo aus"""
+ if docinfo is None:
+ docinfo = {}
+
+ for x in range(cut):
+
+ path=getParentDir(path)
+
+ infoUrl=self.digilibBaseUrl+"/dirInfo-xml.jsp?mo=dir&fn="+path
- list=[]
- nodes=dom.xpath("//pb")
-
- node=nodes[int(pn)-1]
-
- p=node
-
- while p.tagName!="p":
- p=p.parentNode
-
-
- endNode=nodes[int(pn)]
-
-
- e=endNode
-
- while e.tagName!="p":
- e=e.parentNode
+ logging.debug("documentViewer (getparamfromdigilib) dirInfo from %s"%(infoUrl))
+ 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
+
+
+ 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))
- 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
+ access = None
- else:
- next=p
- while next!=e:
- print next,e
- list.append(next)
- next=next.nextSibling
+ if docinfo is None:
+ docinfo = {}
- for x in list:
- PrettyPrint(x)
-
- return list
+ 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
- def image(self,mode,url,pn):
- """give image out"""
- if mode=="texttool": #index.meta with texttool information
- (viewerUrl,imagepath,textpath)=parseUrlTextTool(url)
- url=viewerUrl+"pn=%s&fn=%s"%(pn,imagepath[0])
- ret=""""""%url
- return url
-
- def thumbs(self,mode,url,start):
- """give thumbs out"""
- if mode=="texttool": #index.meta with texttool information
- return self.textToolThumb(url,int(start))
- security.declareProtected('View','index_html')
+ def getBibinfoFromIndexMeta(self,path,docinfo=None,dom=None,cut=0):
+ """gets bibliographical info from the index.meta file at path or given by dom"""
+ logging.debug("documentViewer (getbibinfofromindexmeta) path: %s"%(path))
+
+ if docinfo is None:
+ 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:
+ 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:
+ docinfo['lang']=''
+
+ return docinfo
+
+
+ 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):
+ archivePath = getTextFromNode(archivePaths[0])
+ # clean up archive path
+ if archivePath[0] != '/':
+ archivePath = '/' + archivePath
+ if archiveName and (not archivePath.endswith(archiveName)):
+ archivePath += "/" + archiveName
+ else:
+ # try to get archive-path from url
+ logging.warning("documentViewer (getdocinfofromtexttool) 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 = ""
+ #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
+
+ docinfo['imageURL'] = self.digilibBaseUrl + "/servlet/Scaler?fn=" + imageDir
+
+ viewerUrls = dom.xpath("//texttool/digiliburlprefix")
+ if viewerUrls and (len(viewerUrls) > 0):
+ viewerUrl = getTextFromNode(viewerUrls[0])
+ docinfo['viewerURL'] = viewerUrl
+
+ # old style text URL
+ 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):
+ textUrl = getTextFromNode(textUrls[0])
+ 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)
- def index_html(self,mode,url,start=0,pn=0):
- '''
- view it
- @param mode: defines which type of document is behind url
- @param url: url which contains display information
- '''
+ docinfo = self.getAuthinfoFromIndexMeta(url, docinfo=docinfo, dom=dom) # get access info
+ return docinfo
+
+
+ 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
- pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','documentViewer_template.zpt')).__of__(self)
- return pt(mode=mode,url=url,start=start,pn=pn)
-
-
+ 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."""
+ logging.debug("documentViewer (getdocinfofromimagepath) path: %s"%(path))
+ if docinfo is None:
+ docinfo = {}
+ path=path.replace("/mpiwg/online","")
+ docinfo['imagePath'] = path
+ docinfo=self.getDirinfoFromDigilib(path,docinfo=docinfo,cut=cut)
+
+ 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
+
+ #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
+
+
+ def getDocinfo(self, mode, url):
+ """returns docinfo depending on mode"""
+ logging.debug("documentViewer (getdocinfo) mode: %s, url: %s"%(mode,url))
+ # look for cached docinfo in session
+ if self.REQUEST.SESSION.has_key('docinfo'):
+ docinfo = self.REQUEST.SESSION['docinfo']
+ # check if its still current
+ if docinfo is not None and docinfo.get('mode') == mode and docinfo.get('url') == url:
+ logging.debug("documentViewer (getdocinfo) docinfo in session: %s"%docinfo)
+ return docinfo
+ # new docinfo
+ docinfo = {'mode': mode, 'url': url}
+ if mode=="texttool": #index.meta with texttool information
+ docinfo = self.getDocinfoFromTextTool(url, docinfo=docinfo)
+ elif mode=="imagepath":
+ docinfo = self.getDocinfoFromImagePath(url, docinfo=docinfo)
+ elif mode=="filepath":
+ docinfo = self.getDocinfoFromImagePath(url, docinfo=docinfo,cut=1)
+ else:
+ logging.error("documentViewer (getdocinfo) unknown mode: %s!"%mode)
+ 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
+ return docinfo
+
+ def getPageinfo(self, current, start=None, rows=None, cols=None, docinfo=None, viewMode=None, tocMode=None,characterNormalization=None):
+ """returns pageinfo with the given parameters"""
+ pageinfo = {}
+ current = getInt(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=(math.ceil(float(current)/float(grpsize))*grpsize-(grpsize-1)))
+ # int(current / grpsize) * grpsize +1))
+ pageinfo['start'] = start
+ pageinfo['end'] = start + grpsize
+ if (docinfo is not None) and ('numPages' in docinfo):
+ np = int(docinfo['numPages'])
+ pageinfo['end'] = min(pageinfo['end'], np)
+ pageinfo['numgroups'] = int(np / grpsize)
+ if np % grpsize > 0:
+ pageinfo['numgroups'] += 1
+ pageinfo['viewMode'] = viewMode
+ pageinfo['tocMode'] = tocMode
+ pageinfo['characterNormalization'] =characterNormalization
+ #pageinfo['characterNormalization'] = self.REQUEST.get('characterNormalization',' ')
+ pageinfo['query'] = self.REQUEST.get('query',' ')
+ pageinfo['queryType'] = self.REQUEST.get('queryType',' ')
+ pageinfo['querySearch'] =self.REQUEST.get('querySearch', 'fulltext')
+ pageinfo['textPN'] = self.REQUEST.get('textPN','1')
+ pageinfo['highlightQuery'] = self.REQUEST.get('highlightQuery','')
+ pageinfo['tocPageSize'] = self.REQUEST.get('tocPageSize', '30')
+ pageinfo['queryPageSize'] =self.REQUEST.get('queryPageSize', '10')
+ pageinfo['tocPN'] = self.REQUEST.get('tocPN', '1')
+ toc = int (pageinfo['tocPN'])
+ pageinfo['textPages'] =int (toc)
+
+ if 'tocSize_%s'%tocMode in docinfo:
+ tocSize = int(docinfo['tocSize_%s'%tocMode])
+ tocPageSize = int(pageinfo['tocPageSize'])
+ # cached toc
+ if tocSize%tocPageSize>0:
+ tocPages=tocSize/tocPageSize+1
+ else:
+ tocPages=tocSize/tocPageSize
+ pageinfo['tocPN'] = min (tocPages,toc)
+ pageinfo['searchPN'] =self.REQUEST.get('searchPN','1')
+ pageinfo['sn'] =self.REQUEST.get('sn','')
+ return pageinfo
+
+def changeDocumentViewer(self,title="",digilibBaseUrl=None,thumbrows=2,thumbcols=5,authgroups='mpiwg',RESPONSE=None):
+ """init document viewer"""
+ self.title=title
+ self.digilibBaseUrl = digilibBaseUrl
+ self.thumbrows = thumbrows
+ self.thumbcols = thumbcols
+ self.authgroups = [s.strip().lower() for s in authgroups.split(',')]
+ if RESPONSE is not None:
+ RESPONSE.redirect('manage_main')
-# security.declareProtected('View management screens','renameImageForm')
-
def manage_AddDocumentViewerForm(self):
"""add the viewer form"""
- pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','addDocumentViewer.zpt')).__of__(self)
+ pt=PageTemplateFile('zpt/addDocumentViewer', globals()).__of__(self)
return pt()
-def manage_AddDocumentViewer(self,id,imageViewerUrl="",title="",RESPONSE=None):
+def manage_AddDocumentViewer(self,id,imageScalerUrl="",textServerName="",title="",RESPONSE=None):
"""add the viewer"""
- newObj=documentViewer(id,imageViewerUrl,title)
+ newObj=documentViewer(id,imageScalerUrl=imageScalerUrl,title=title,textServerName=textServerName)
self._setObject(id,newObj)
if RESPONSE is not None:
RESPONSE.redirect('manage_main')
-
\ No newline at end of file
+
+## DocumentViewerTemplate class
+class DocumentViewerTemplate(ZopePageTemplate):
+ """Template for document viewer"""
+ meta_type="DocumentViewer Template"
+
+
+def manage_addDocumentViewerTemplateForm(self):
+ """Form for adding"""
+ pt=PageTemplateFile('zpt/addDocumentViewerTemplate', globals()).__of__(self)
+ return pt()
+
+def manage_addDocumentViewerTemplate(self, id='viewer_main', title=None, text=None,
+ REQUEST=None, submit=None):
+ "Add a Page Template with optional file content."
+
+ self._setObject(id, DocumentViewerTemplate(id))
+ ob = getattr(self, id)
+ 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:
+ ob.pt_setTitle(title)
+ try:
+ u = self.DestinationURL()
+ except AttributeError:
+ u = REQUEST['URL1']
+
+ u = "%s/%s" % (u, urllib.quote(id))
+ REQUEST.RESPONSE.redirect(u+'/manage_main')
+ return ''
+
+
+