--- ECHO_content/ECHO_xslt.py 2005/04/07 21:01:10 1.1 +++ ECHO_content/ECHO_xslt.py 2005/10/23 09:46:26 1.4 @@ -1,12 +1,21 @@ ### XSLT Class ### ### setzt 4 suite vorraus ### - +from Acquisition import Implicit from Products.PageTemplates.PageTemplateFile import PageTemplateFile from Globals import DTMLFile from ECHO_Nav import ECHO_pageTemplate +from threading import Thread,Timer +import threading +from ECHO_helpers import * +import sys +import urllib +import urlparse + + from Globals import package_home + import os.path import urllib @@ -19,34 +28,151 @@ except: print "4suite has to be installed" +class getXML(Implicit): + """get XML thread""" + + def set(self,qs,xsl,result): + """set""" + + self._v_qs=qs + self.xsl=xsl + self.result=None + +# def acquireLock(self): +# +# lock=getattr(self, "_v_lock", None) +# if not lock: +# self._v_lock=threading.Lock() +# lock=self._v_lock +# lock.acquire() +# +# def releaseLock(self): +# # acquire() should have been called +# # about one second before. This means the volatile lock +# # should still be there +# +# self._v_lock.release() +# + + def __call__(self): + """wait""" + return True + + def run(self): + """call it""" + xml="" + + try: + + urlH=urllib.urlopen(self._v_qs) + xml=urlH.read() + urlH.close() + xsltproc=Processor() + document = InputSource.DefaultFactory.fromString(xml) + + stylesheet = InputSource.DefaultFactory.fromUri(self.xsl) + + xsltproc.appendStylesheet(stylesheet) + + + #print self.xsl + #print xsltproc.run(document) + tmp=xsltproc.run(document) + + self.result=tmp[0:] + + + except: + + self.result="error: %s %s
"%sys.exc_info()[0:2] + self.result+=xml + self.result+="" + + + + def getResult(self): + + return self.result + + + class ECHO_xslt(ECHO_pageTemplate): """ECHO_xslt classe""" meta_type="ECHO_xslt" + + results={} + manage_options=ECHO_pageTemplate.manage_options+( + {'label':'Change xml-ressource','action':'change_ECHO_xsltForm'},) + + def refreshTxt(self): + """txt fuer refresh""" + return """ 2;url=%s?repeat=%s """%(self.absolute_url(),self.threadName) def xslt(self): - """standard ausgabe""" + """xslt""" - self.cgiUrl="http://nausikaa2.mpiwg-berlin.mpg.de/cgi-bin/search/q1" + return self.document_src() - qs="%s?%s"%(self.cgiUrl,self.REQUEST['QUERY_STRING']) + def change_ECHO_xsltForm(self): + """change form""" + pt=zptFile(self, 'zpt/ChangeECHO_xsltForm.zpt') + return pt() + + def addChanges(self,cgiUrl,RESPONSE=None): + """change the xslt, ueberschriebt addChanges in ECHO_PageTemplate""" + if urlparse.urlparse(cgiUrl)[0]=="":#relative url in absolute + self.cgiUrl=urlparse.urljoin(self.absolute_url(), cgiUrl) + else: + self.cgiUrl=cgiUrl + + if RESPONSE: + RESPONSE.redirect("manage_main") + + def index_html(self,repeat=None): + """standard ausgabe""" - #urlH=urllib.urlopen(qs) - #xml=urlH.read() - #urlH.close() - #print xml - #return xml - - xsltproc=Processor() - document = InputSource.DefaultFactory.fromUri(qs) - stylesheet = InputSource.DefaultFactory.fromUri(self.absolute_url()) - xsltproc.appendStylesheet(stylesheet) - - html=xsltproc.run(document) - - return html + threadName=repeat + + if not threadName or threadName=="": + + #abwaertskompatibilitŠt mit altem nivht konfigurierbaren prototypen + + if getattr(self,'cgiUrl','')=='': + self.cgiUrl="http://medea.mpiwg-berlin.mpg.de/cgi-bin/search/q1" + + qs="%s?%s"%(self.cgiUrl,self.REQUEST['QUERY_STRING']) + xsl=self.absolute_url()+"/xslt" + self._v_xmltrans=getXML().__of__(self) + #self._xmltrans.start() + thread=Thread(target=self._v_xmltrans) + thread.start() + self._v_xmltrans.set(qs,xsl,None) + self._v_xmltrans.run() + + + self.threadName=thread.getName()[0:] + wait_template=self.aq_parent.ZopeFind(self.aq_parent,obj_ids=['wait_template']) + if wait_template: + return wait_template[0][1]() + pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','xsltWait.zpt')).__of__(self) + return pt() + #_v_xmltrans.run() + + else: + + if (self._v_xmltrans.getResult()==None): + wait_template=self.aq_parent.ZopeFind(self.aq_parent,obj_ids=['wait_template']) + if wait_template: + return wait_template[0][1]() + + pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','xsltWait.zpt')).__of__(self) + return pt() + else: + return self._v_xmltrans.getResult() + def manage_addECHO_xsltForm(self): """Form for adding""" pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','AddECHO_xslt.zpt')).__of__(self) @@ -55,7 +181,7 @@ def manage_addECHO_xsltForm(self): from urllib import quote -def manage_addECHO_xslt(self, id, label, weight= 0,contentType=0,title=None, text=None, +def manage_addECHO_xslt(self, id, label, weight= 0,contentType=0,title=None, text=None, cgiUrl=None, REQUEST=None, submit=None): "Add a Page Template with optional file content." @@ -70,6 +196,7 @@ def manage_addECHO_xslt(self, id, label, if title: ob.pt_setTitle(title) return ob + setattr(ob,'cgiUrl',cgiUrl) else: file = REQUEST.form.get('file') headers = getattr(file, 'headers', None) @@ -82,6 +209,7 @@ def manage_addECHO_xslt(self, id, label, ob = getattr(self, id) setattr(ob,'weight',weight) setattr(ob,'label',label) + setattr(ob,'cgiUrl',cgiUrl) if title: ob.pt_setTitle(title)