--- documentViewer/documentViewer.py 2005/12/23 14:01:29 1.2 +++ documentViewer/documentViewer.py 2006/04/06 17:13:43 1.3 @@ -16,6 +16,7 @@ import Ft.Xml.XPath import os.path import cgi import urllib +import zLOG def getTextFromNode(nodename): nodelist=nodename.childNodes @@ -36,102 +37,87 @@ def urlopen(url): def getParamFromDigilib(path,param): """gibt param von dlInfo aus""" - imageUrl=genericDigilib+"/dlInfo-xml.jsp?fn="+path + 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("//document-parameters/parameter[@name='%s']/@value"%param) + params=dom.xpath("//dir/%s"%param) + zLOG.LOG("documentViewer (getparamfromdigilib)", zLOG.INFO, "dirInfo:%s"%params) 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') + return getTextFromNode(params[0]) - 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()) + thumbs_main = PageTemplateFile('zpt/thumbs_main', globals()) + image_main = PageTemplateFile('zpt/image_main', globals()) + head_main = PageTemplateFile('zpt/head_main', globals()) + docuviewer_css = PageTemplateFile('css/docuviewer.css', globals()) + + security.declareProtected('View management screens','changeDocumentViewerForm') + changeDocumentViewerForm = PageTemplateFile('zpt/changeDocumentViewer', globals()) + - def __init__(self,id,imageViewerUrl,title=""): + def __init__(self,id,imageViewerUrl,title="",digilibBaseUrl=None): """init document viewer""" self.id=id self.title=title self.imageViewerUrl=imageViewerUrl + self.digilibBaseUrl = digilibBaseUrl + if not self.digilibBaseUrl: + self.digilibBaseUrl = self.findDigilibUrl() + # add template folder so we can always use template.something + self.manage_addFolder('template') + + + security.declareProtected('View','index_html') + def index_html(self,mode,url,start=0,pn=1): + ''' + view it + @param mode: defines which type of document is behind url + @param url: url which contains display information + ''' - 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() + zLOG.LOG("documentViewer (index)", zLOG.INFO, "mode: %s url:%s start:%s pn:%s"%(mode,url,start,pn)) + print "dlbaseurl:", self.digilibBaseUrl + + if not hasattr(self, 'template'): + # create template folder if it doesn't exist + print "no template folder -- creating" + self.manage_addFolder('template') + + if not self.digilibBaseUrl: + 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) + pt = getattr(self.template, 'viewer_main') + return pt(docinfo=docinfo,pageinfo=pageinfo) - def changeDocumentViewer(self,imageViewerUrl,title="",RESPONSE=None): - """init document viewer""" - self.title=title - self.imageViewerUrl=imageViewerUrl - - if RESPONSE is not None: - RESPONSE.redirect('manage_main') - - def imageLink(self,nr): """link hinter den images""" paramsTmp=cgi.parse_qs(self.REQUEST['QUERY_STRING']) @@ -143,7 +129,15 @@ class documentViewer(ZopePageTemplate): newUrl=self.REQUEST['URL']+"?"+urllib.urlencode(params) return newUrl - + def getStyle(self, idx, selected, style=""): + """returns a string with the given style + 'sel' if path == selected.""" + #zLOG.LOG("documentViewer (getstyle)", zLOG.INFO, "idx: %s selected: %s style: %s"%(idx,selected,style)) + if idx == selected: + return style + 'sel' + else: + return style + + def thumbruler(self,cols,rows,start,maximum): """ruler for thumbs""" ret="" @@ -162,7 +156,7 @@ class documentViewer(ZopePageTemplate): ret+="""prev"""%newUrl - ret+="""