version 1.5, 2005/10/26 08:35:53
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version 1.9, 2006/09/10 22:57:38
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Line 7 from ECHO_Nav import ECHO_pageTemplate
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Line 7 from ECHO_Nav import ECHO_pageTemplate
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from threading import Thread,Timer |
from threading import Thread,Timer |
import threading |
import threading |
from ECHO_helpers import * |
from ECHO_helpers import * |
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import ECHO_language |
import sys |
import sys |
import urllib |
import urllib |
import urlparse |
import urlparse |
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from Ft.Xml.Domlette import Print, PrettyPrint |
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from StringIO import StringIO |
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from types import * |
from Globals import package_home |
from Globals import package_home |
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import transaction |
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import os.path |
import os.path |
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Line 22 import urllib
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Line 23 import urllib
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try: |
try: |
from Ft.Xml.Xslt.Processor import Processor |
from Ft.Xml.Xslt.Processor import Processor |
from Ft.Xml import InputSource |
from Ft.Xml import InputSource, EMPTY_NAMESPACE,Parse |
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except: |
except: |
print "4suite has to be installed" |
print "4suite has to be installed" |
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Line 94 class getXML(Implicit):
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Line 94 class getXML(Implicit):
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return self.result |
return self.result |
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from ZODB import DB |
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from ZODB.FileStorage import FileStorage |
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class ECHO_cache: |
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def __init__(self): |
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"""init the storage""" |
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self.storage=FileStorage("/var/tmp/echo_cache.fs") |
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self.db=DB(self.storage) |
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self.connection=self.db.open() |
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self.root=self.connection.root() |
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def deleteObject(self,name,pn=None): |
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"""delete an object from cache""" |
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fileStore=self.root.get(name,None) |
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if fileStore: |
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if not pn: |
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del(self.root[name]) |
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else: |
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if self.root[name].get(pn,None): |
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del(self.root[name][pn]) |
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def storeObject(self,name,pn,object): |
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"""store an object""" |
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if not self.root.get(name,None): |
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self.root[name]={} |
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#following is necessary to make clear that object has really changed for ZODB |
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tmp=self.root[name] |
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tmp[pn]=object |
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self.root[name]=tmp |
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transaction.get().commit() |
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return True |
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def retrieveObject(self,name,pn): |
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"""retrieve it""" |
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fileStore=self.root.get(name,None) |
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if not fileStore: |
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return None |
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else: |
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return self.root[name].get(pn,None) |
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class ECHO_xslt(ECHO_pageTemplate): |
class ECHO_xslt(ECHO_pageTemplate,ECHO_language.ECHO_language): |
"""ECHO_xslt classe""" |
"""ECHO_xslt classe""" |
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meta_type="ECHO_xslt" |
meta_type="ECHO_xslt" |
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cache=ECHO_cache() |
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results={} |
results={} |
manage_options=ECHO_pageTemplate.manage_options+( |
manage_options=ECHO_pageTemplate.manage_options+( |
{'label':'Change xml-ressource','action':'change_ECHO_xsltForm'},) |
{'label':'Change xml-ressource','action':'change_ECHO_xsltForm'},) |
Line 141 class ECHO_xslt(ECHO_pageTemplate):
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Line 186 class ECHO_xslt(ECHO_pageTemplate):
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if getattr(self,'cgiUrl','')=='': |
if getattr(self,'cgiUrl','')=='': |
self.cgiUrl="http://medea.mpiwg-berlin.mpg.de/cgi-bin/search/q1" |
self.cgiUrl="http://medea.mpiwg-berlin.mpg.de/cgi-bin/search/q1" |
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qs="%s?%s"%(self.cgiUrl,self.REQUEST['QUERY_STRING']) |
qs="%s%s"%(self.cgiUrl,self.REQUEST['QUERY_STRING']) |
xsl=self.absolute_url()+"/xslt" |
xsl=self.absolute_url()+"/xslt" |
self._v_xmltrans=getXML().__of__(self) |
self._v_xmltrans=getXML().__of__(self) |
#self._xmltrans.start() |
#self._xmltrans.start() |
Line 173 class ECHO_xslt(ECHO_pageTemplate):
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Line 218 class ECHO_xslt(ECHO_pageTemplate):
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return self._v_xmltrans.getResult() |
return self._v_xmltrans.getResult() |
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def deleteCache(self): |
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"""deletefrom cache""" |
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fn=self.REQUEST['fn'] |
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self.cache.deleteObject(fn) |
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def getPageLex(self,_pn="1",_caching="yes"): |
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"""getpage mit lexikalischer analyse und xslt transform |
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if _caching=yes dann wird die lwxikalisch analysierte seite in einem cache abgespeichert |
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""" |
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fn=self.REQUEST['fn'] |
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fromCache=self.cache.retrieveObject(fn,_pn) |
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if fromCache and _caching=="yes": |
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print "retrieve",fn,_pn |
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txt = fromCache |
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else: |
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txt=self.tagLex(nr=_pn) |
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print "store",fn,_pn |
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self.cache.storeObject(fn,_pn,txt[0:]) |
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xsl=self.xslt() |
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xsltproc=Processor() |
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if type(txt)==UnicodeType: |
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document = InputSource.DefaultFactory.fromString(txt.encode('utf-8')) |
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else: |
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document = InputSource.DefaultFactory.fromString(txt) |
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stylesheet = InputSource.DefaultFactory.fromString(xsl) |
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xsltproc.appendStylesheet(stylesheet) |
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tmp=xsltproc.run(document) |
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return tmp[0:] |
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def getPage(self,_pn,REQUEST=None): |
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"""get a page from an xml""" |
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pn=int(_pn)-1 |
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if pn<0: |
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if REQUEST: |
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return "Sorry, pagenumbers have to be greater than 0" |
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else: |
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return None |
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impl=xml.dom.getDOMImplementation() |
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newDoc=impl.createDocument(EMPTY_NAMESPACE,None,None |
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) |
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root=newDoc.createElement('page') |
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newDoc.appendChild(root) |
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qs="%s%s"%(self.cgiUrl,self.REQUEST['QUERY_STRING']) |
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xmlt=urllib.urlopen(qs).read() |
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dom=Parse(xmlt) |
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pbs=dom.xpath("//pb") |
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if pn > len(pbs): |
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if REQUEST: |
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return "Sorry, pagenumber %s does not exit"%pn+1 |
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else: |
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return None |
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beginNode=pbs[pn] #take the n'th pb |
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if not (pn==len(pbs)-1): # nicht die letzte Seite |
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endNode=pbs[pn+1] |
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else: |
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endNode=None |
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# follower=beginNode.xpath('following::node()') |
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# #root.appendChild(beginNode) |
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# found=[] |
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# |
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# for node in endNode.xpath('preceding::node()'): |
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# if node in follower: |
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# found.append(node) |
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# |
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#rempove all children of parents which are also in the list |
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# for x in found: |
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# for child in x.xpath(".//*"): |
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# try: |
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# |
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# nr=found.index(child) |
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# |
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# del(found[nr]) |
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# except: |
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# pass |
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# |
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# found.append(endNode) |
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# |
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deleteNodes=beginNode.xpath('preceding::node()') |
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if endNode: |
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deleteNodes+=endNode.xpath('following::node()') |
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for node in deleteNodes: |
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try: |
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parent=node.xpath("..") |
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if parent: |
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parent[0].removeChild(node) |
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except: |
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zLOG.LOG("ECHO_Resource (getAccessRightMD)", zLOG.INFO,"%s (%s)"%sys.exc_info()[0:2]) |
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strio = StringIO() |
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PrettyPrint(dom,strio) |
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xmlstr = strio.getvalue() |
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return xmlstr |
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def manage_addECHO_xsltForm(self): |
def manage_addECHO_xsltForm(self): |
"""Form for adding""" |
"""Form for adding""" |
pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','AddECHO_xslt.zpt')).__of__(self) |
pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','AddECHO_xslt.zpt')).__of__(self) |