import socket
import urllib
import xml.dom.minidom
from types import *
from Products.PageTemplates.PageTemplateFile import PageTemplateFile
from Globals import package_home
import os.path
displayTypes = ['ZSQLExtendFolder','ZSQLBibliography','ECHO_group','ECHO_collection','ECHO_resource','ECHO_link','ECHO_sqlElement','ECHO_pageTemplate','ECHO_externalLink','ImageCollectionIFrame','VLP_resource','VLP_essay','ECHO_ZCatalogElement','ImageCollection','versionedFileFolder']
def content_html(self,type):
"""template fuer content"""
#templates = self.ZopeFind(self.aq_parent,obj_ids=[type+"_template"])
#
#if templates:
# return templates[0][1]()
if hasattr(self,type+"_template"):
obj=getattr(self,type+"_template")
return obj()
else:
pt=PageTemplateFile('Products/ECHO_content/zpt/ECHO_%s_template_standard.zpt'%type).__of__(self)
pt.content_type="text/html"
return pt()
class ECHO_basis:
"""basis eigenschaften fuer echo objekte"""
def content_html(self,type="collection"):
"""template fuer content bei einbau und ECHO_Umgebung"""
return content_html(self,type)
def getTitle(self):
"""title"""
try:
return self.title.encode('utf-8','ignore')
except:
self.title=self.title.decode('iso-8859-1','ignore')[0:] #correnct conding error
return self.title.encode('utf-8','ignore')
def getLabel(self):
"""title"""
try:
return self.label.encode('utf-8','ignore')
except:
self.label=self.label.decode('iso-8859-1','ignore')[0:] #correnct conding error
return self.label.encode('utf-8','ignore')
def changeECHOEntriesForm(self):
"""change Entries for the ECHO Navigation environment"""
pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','changeECHOEntriesForm')).__of__(self)
return pt()
def changeECHOEntries(self,label,weight,description,RESPONSE=None):
"""change Entries for the ECHO Navigation environment
@param label: label fuer die Navigation"""
self.label=label
self.weight=weight
self.description=description
if RESPONSE:
RESPONSE.redirect("manage_main")
manage_options=({'label':'change ECHO Navigation Entries','action':'changeECHOEntriesForm'},)
#ende der echo erweiterungen
def toList(field):
"""Einzelfeld in Liste umwandeln"""
if type(field)==StringType:
return [field]
else:
return field
def getText(nodelist):
rc = ""
for node in nodelist:
if node.nodeType == node.TEXT_NODE:
rc = rc + node.data
return rc
def getTextFromNode(nodename):
nodelist=nodename.childNodes
rc = ""
for node in nodelist:
if node.nodeType == node.TEXT_NODE:
rc = rc + node.data
return rc
def readFieldFromXML(meta_url,parent,field):
"""lesespezifisches metadatum"""
try:
dom=xml.dom.minidom.parse(meta_url)
except:
try:
fh=urllib.urlopen(meta_url)
dom=xml.dom.minidom.parse(fh)
except:
return None
if not dom: return None
parent=dom.getElementsByTagName(parent)
if not parent: return None
field=parent[0].getElementsByTagName(field)
if not field: return None
return getText(field[0].childNodes)
def urlopen(url):
"""urlopen mit timeout"""
socket.setdefaulttimeout(2)
ret=urllib.urlopen(url)
socket.setdefaulttimeout(5)
return ret
# urlopener = urllib.URLopener()
#
# try:
# con = urlopener.open(url)
# return con
# except timeoutsocket.Timeout:
# return None
def checkOnlyOneInGroup(object):
"""check if object is a group and if it containt only one element it return this element"""
displayedObjects=object.ZopeFind(object,obj_metatypes=displayTypes)
if len(displayedObjects)==1: # nur ein Object dann redirect auf dieses Object
return displayedObjects[0][1]
else:
return object
def getSubCols(self,sortfield="weight",subColTypes= displayTypes):
ids=[]
displayedObjects=self.ZopeFind(self,obj_metatypes=subColTypes)
for entry in displayedObjects:
object=entry[1]
ids.append(object)
try:
sortfield=self.sortfield
except:
"""nothing"""
tmplist=[]
for x in ids:
if hasattr(x,sortfield):
try:
x=int(x)
except:
"""nothing"""
tmp=getattr(x,sortfield)
else:
tmp=10000000
tmplist.append((tmp,x))
tmplist.sort()
return [x for (key,x) in tmplist]
def ECHO_rerenderLinksMD(self,obj=None,types=['title','label']):
"""Rerender all Links"""
ret=""
if not obj:
obj = self
entries=obj.ZopeFind(obj,obj_metatypes=['ECHO_resource'],search_sub=1)
for entry in entries:
if entry[1].meta_type == 'ECHO_resource':
try:
entry[1].ECHO_getResourceMD(template="no")
if "title" in types:
entry[1].generate_title()
if "label" in types:
entry[1].generate_label()
ret+="OK:"+entry[0]+"-- "+entry[1].getTitle().decode('utf-8')+"-- "+entry[1].getTitle().decode('utf-8')+"<br>"
except:
ret+="Error:"+entry[0]+"<br>"
return "<html><body>"+ret+"Rerenderd all links to resources in: "+self.title+"</html></body>"
def reloadMetaDataFromStorage(self,RESPONSE=None):
"""copy metadata from the storage to ECHO"""
ret=""
resources=self.ZopeFind(self,obj_metatypes=['ECHO_resource'],search_sub=1)
for resource in resources:
x=str(resource[1].copyIndex_meta2echo_resource())+"<br>"
ret+=x
#print x
if RESPONSE is not None:
#RESPONSE.redirect('./manage_main')
return "<html><body>"+ret+"</html></body>"
return ret
def getRDFDescription(self,linkURL,urn=None,nameDef=None,typeName=None):
"""rdf"""
ret=""
about="""<RDF:Description RDF:about="%s">"""
name="""<ECHONAVIGATION:name>%s</ECHONAVIGATION:name>"""
link="""<ECHONAVIGATION:link xlink:href="%s">%s</ECHONAVIGATION:link>"""
clickable="""<ECHONAVIGATION:linkClickable>%s</ECHONAVIGATION:linkClickable>"""
#link="""<ECHONAVIGATION:link RDF:about="%s"/>"""
type="""<ECHONAVIGATION:type>%s</ECHONAVIGATION:type>"""
#xlink="""<ECHONAVIGATION:xlink xlink:href="%s"/>"""
if not urn:
#urn="urn:"+re.sub('/',':',self.absolute_url())
urn=self.absolute_url()
about2=about%urn
if not nameDef:
if hasattr(self,'label') and not (self.label==""):
name2=name%self.label
elif not self.title=="":
name2=name%self.title
else:
name2=name%self.getId()
name2=re.sub('&','&',name2)
else:
name2=name%nameDef
linkURL=re.sub('http:','',linkURL)
linkURL2=re.sub('&','&',linkURL)
link2=link%(("http:"+linkURL2),("http:"+urllib.quote(linkURL)))
clickable2=clickable%"true"
if not typeName:
type2=type%self.meta_type
else:
type2=type%typeName
#ret=about2+"\n"+name2+"\n"+link2+"\n"+type2+"\n"+clickable2+"\n</RDF:Description>"
ret=about2+"\n"+name2+"\n"+type2+"\n"+clickable2+"\n</RDF:Description>"
return ret
def getCopyrightsFromForm(self,argv):
medias={}
partners={}
copyrights={}
copyrightsFinal=[]
for arg in argv.keys():
if arg[0:5]=='media':
nm=int(arg[5:])
medias[nm]=argv[arg]
elif arg[0:5]=='partn':
nm=int(arg[5:])
partners[nm]=argv[arg]
elif arg[0:5]=='copyr':
nm=int(arg[5:])
copyrights[nm]=argv[arg]
copyrightsList=[(medias[nm],partners[nm],copyrights[nm]) for nm in medias.keys()]
for copyright in copyrightsList:
if copyright[2]=='institution0000':
copyrightsFinal.append((copyright[0],copyright[1],self.getPartnerCopyright(copyright[1],'')))
else:
if not copyright[0]=='':
copyrightsFinal.append(copyright)
return copyrightsFinal
#List of different types for the graphical linking viewer
viewClassificationListMaster=['view point','area']
def checkDiffs(self,metadict):
"""check differences"""
def NoneToEmpty(obj):
if obj:
return obj
else:
return ""
diffs={}
tags=self.findTagsFromMapping(self.contentType)
self.referencetypes=tags[2]
self.fields=tags[3]
for field in tags[1]:
try:
if (NoneToEmpty(self.getFieldValue(self.getFieldTag(tags,field)))==metadict[self.getFieldTag(tags,field)]):
diffs[self.getFieldTag(tags,field)]=1
else:
diffs[self.getFieldTag(tags,field)]=0
except:
diffs[self.getFieldTag(tags,field)]=0
return diffs
def sendFile(self, filename, type):
"""sends an object or a local file (in the product) as response"""
paths = filename.split('/')
object = self
# look for an object called filename
for path in paths:
if hasattr(object, path):
object = getattr(object, path)
else:
object = None
break
if object:
# if the object exists then send it
return object.index_html(self.REQUEST.REQUEST, self.REQUEST.RESPONSE)
else:
# send a local file with the given content-type
fn = os.path.join(package_home(globals()), filename)
self.REQUEST.RESPONSE.setHeader("Content-Type", type)
self.REQUEST.RESPONSE.write(file(fn).read())
return
class BrowserCheck:
"""check the browsers request to find out the browser type"""
def __init__(self, zope):
"""initialisiere"""
self.ua = zope.REQUEST.get_header("HTTP_USER_AGENT")
self.isN4 = (string.find(self.ua, 'Mozilla/4.') > -1) and (string.find(self.ua, 'MSIE') < 0)
self.isIE = string.find(self.ua, 'MSIE') > -1
self.nav = self.ua[string.find(self.ua, '('):]
ie = string.split(self.nav, "; ")[1]
if string.find(ie, "MSIE") > -1:
self.versIE = string.split(ie, " ")[1]
self.isMac = string.find(self.ua, 'Macintosh') > -1
self.isWin = string.find(self.ua, 'Windows') > -1
self.isIEWin = self.isIE and self.isWin
self.isIEMac = self.isIE and self.isMac
def writeMetadata(url,metadict,project=None,startpage=None,xslt=None,thumbtemplate=None,topbar=None,digiLibTemplate=None,xmlfrag=None,digiliburlprefix=None):
"""Einlesen der Metadaten und und erstellen des geaenderten XML file"""
def updateTextToolNode(tag,value):
#print dom,tag,value
metanode=dom.getElementsByTagName('texttool')[0]
try:
nodeOld=metanode.getElementsByTagName(tag)
except:
nodeOld=None
if nodeOld:
metanode.removeChild(nodeOld[0]).unlink()
node=dom.createElement(tag)
nodetext=dom.createTextNode(value)
node.appendChild(nodetext)
metanode.appendChild(node)
if xmlfrag:
geturl="""<?xml version="1.0" ?>
<resource type="MPIWG">
<meta>
<bib type="Book">
</bib>
</meta>
</resource>"""
dom=xml.dom.minidom.parseString(geturl)
else:
try:
geturl=""
for line in ECHO_helpers.urlopen(url).readlines():
geturl=geturl+line
except:
return (None,"Cannot open: "+url)
try:
dom=xml.dom.minidom.parseString(geturl)
except:
return (None,"Cannot parse: "+url+"<br>"+geturl)
metanodes=dom.getElementsByTagName('bib')
if not metanodes:
metanodes=dom.getElementsByTagName('archimedes')
metanode=metanodes[0]
for metaData in metadict.keys():
try:
nodeOld=metanode.getElementsByTagName(metaData)
except:
nodeOld=None
if nodeOld:
metanode.removeChild(nodeOld[0]).unlink()
else:
# try also old writing rule - instead of _:
try:
nodeOld=metanode.getElementsByTagName(re.sub('_','-',metaData))
except:
nodeOld=None
if nodeOld:
metanode.removeChild(nodeOld[0]).unlink()
metanodeneu=dom.createElement(metaData)
metanodetext=dom.createTextNode(metadict[metaData])
#try:
#metanodetext=dom.createTextNode(unicode(metadict[metaData],"utf-8"))
#except:
#metanodetext=dom.createTextNode(metadict[metaData].encode('utf-8'))
metanodeneu.appendChild(metanodetext)
metanode.appendChild(metanodeneu)
if project:
updateTextToolNode('project',project)
if startpage:
updateTextToolNode('startpage',startpage)
if topbar:
updateTextToolNode('toptemplate',topbar)
if thumbtemplate:
updateTextToolNode('thumbtemplate',thumbtemplate)
if xslt:
updateTextToolNode('xslt',xslt)
if digiliburlprefix:
updateTextToolNode('digiliburlprefix',digiliburlprefix)
try:
return dom.toxml().encode('utf-8')
except:
return dom.toxml('utf-8')
def readMetadata(url):
"""Methode zum Auslesen der Metadateninformation zu einer Resource
Vorerst noch Typ bib"""
metadict={}
try:
geturl=""
for line in ECHO_helpers.urlopen(url).readlines():
geturl=geturl+line
except:
return (None,"Cannot open: "+url)
try:
dom=xml.dom.minidom.parseString(geturl)
except:
return (None,"Cannot parse: "+url+"<br>"+geturl)
metanode=dom.getElementsByTagName('bib')
metadict['bib_type']='Book'
if len(metanode)==0:
metanode=dom.getElementsByTagName('archimedes')
metadict['bib_type']='Archimedes'
if not len(metanode)==0:
metacontent=metanode[0].childNodes
try:
metadict['bib_type']=getText(dom.getElementsByTagName('bib')[0].attributes['type'].childNodes)
except:
"""nothing"""
for node in metacontent:
try:
#print urllib.unquote(getText(node.childNodes)),getText(node.childNodes)
metadict[re.sub('-','_',node.tagName.lower())]=urllib.unquote(getText(node.childNodes))
except:
"""nothing"""
return metadict,""
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