1: import socket
2: import urllib
3: import xml.dom.minidom
4: from types import *
5: from Products.PageTemplates.PageTemplateFile import PageTemplateFile
6: from Globals import package_home
7: import os.path
8:
9: 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']
10:
11: def content_html(self,type):
12: """template fuer content"""
13: #templates = self.ZopeFind(self.aq_parent,obj_ids=[type+"_template"])
14: #
15: #if templates:
16: # return templates[0][1]()
17:
18: if hasattr(self,type+"_template"):
19: obj=getattr(self,type+"_template")
20: return obj()
21: else:
22: pt=PageTemplateFile('Products/ECHO_content/zpt/ECHO_%s_template_standard.zpt'%type).__of__(self)
23: pt.content_type="text/html"
24: return pt()
25:
26:
27:
28: class ECHO_basis:
29: """basis eigenschaften fuer echo objekte"""
30:
31: def content_html(self,type="collection"):
32: """template fuer content bei einbau und ECHO_Umgebung"""
33:
34: return content_html(self,type)
35:
36: def getTitle(self):
37: """title"""
38: try:
39: return self.title.encode('utf-8','ignore')
40: except:
41: self.title=self.title.decode('iso-8859-1','ignore')[0:] #correnct conding error
42: return self.title.encode('utf-8','ignore')
43:
44: def getLabel(self):
45: """title"""
46: try:
47: return self.label.encode('utf-8','ignore')
48: except:
49: self.label=self.label.decode('iso-8859-1','ignore')[0:] #correnct conding error
50: return self.label.encode('utf-8','ignore')
51:
52:
53: def changeECHOEntriesForm(self):
54: """change Entries for the ECHO Navigation environment"""
55: pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','changeECHOEntriesForm')).__of__(self)
56: return pt()
57:
58: def changeECHOEntries(self,label,weight,description,RESPONSE=None):
59: """change Entries for the ECHO Navigation environment
60: @param label: label fuer die Navigation"""
61: self.label=label
62: self.weight=weight
63: self.description=description
64:
65: if RESPONSE:
66: RESPONSE.redirect("manage_main")
67:
68: manage_options=({'label':'change ECHO Navigation Entries','action':'changeECHOEntriesForm'},)
69:
70: #ende der echo erweiterungen
71:
72:
73: def toList(field):
74: """Einzelfeld in Liste umwandeln"""
75: if type(field)==StringType:
76: return [field]
77: else:
78: return field
79:
80: def getText(nodelist):
81:
82: rc = ""
83: for node in nodelist:
84: if node.nodeType == node.TEXT_NODE:
85: rc = rc + node.data
86: return rc
87:
88: def getTextFromNode(nodename):
89: nodelist=nodename.childNodes
90: rc = ""
91: for node in nodelist:
92: if node.nodeType == node.TEXT_NODE:
93: rc = rc + node.data
94: return rc
95:
96:
97: def readFieldFromXML(meta_url,parent,field):
98: """lesespezifisches metadatum"""
99:
100: try:
101: dom=xml.dom.minidom.parse(meta_url)
102:
103: except:
104: try:
105: fh=urllib.urlopen(meta_url)
106: dom=xml.dom.minidom.parse(fh)
107: except:
108: return None
109: if not dom: return None
110:
111: parent=dom.getElementsByTagName(parent)
112: if not parent: return None
113:
114: field=parent[0].getElementsByTagName(field)
115:
116: if not field: return None
117:
118: return getText(field[0].childNodes)
119:
120:
121:
122: def urlopen(url):
123: """urlopen mit timeout"""
124: socket.setdefaulttimeout(2)
125: ret=urllib.urlopen(url)
126: socket.setdefaulttimeout(5)
127: return ret
128: # urlopener = urllib.URLopener()
129: #
130: # try:
131: # con = urlopener.open(url)
132: # return con
133: # except timeoutsocket.Timeout:
134: # return None
135:
136:
137:
138:
139:
140: def checkOnlyOneInGroup(object):
141: """check if object is a group and if it containt only one element it return this element"""
142: displayedObjects=object.ZopeFind(object,obj_metatypes=displayTypes)
143: if len(displayedObjects)==1: # nur ein Object dann redirect auf dieses Object
144:
145: return displayedObjects[0][1]
146: else:
147: return object
148:
149: def getSubCols(self,sortfield="weight",subColTypes= displayTypes):
150:
151:
152: ids=[]
153: displayedObjects=self.ZopeFind(self,obj_metatypes=subColTypes)
154:
155:
156: for entry in displayedObjects:
157:
158: object=entry[1]
159: ids.append(object)
160:
161: try:
162: sortfield=self.sortfield
163: except:
164: """nothing"""
165:
166: tmplist=[]
167: for x in ids:
168: if hasattr(x,sortfield):
169: try:
170:
171: x=int(x)
172: except:
173: """nothing"""
174: tmp=getattr(x,sortfield)
175: else:
176: tmp=10000000
177: tmplist.append((tmp,x))
178: tmplist.sort()
179:
180: return [x for (key,x) in tmplist]
181:
182: def ECHO_rerenderLinksMD(self,obj=None,types=['title','label']):
183: """Rerender all Links"""
184: ret=""
185:
186: if not obj:
187: obj = self
188:
189: entries=obj.ZopeFind(obj,obj_metatypes=['ECHO_resource'],search_sub=1)
190:
191: for entry in entries:
192: if entry[1].meta_type == 'ECHO_resource':
193: try:
194: entry[1].ECHO_getResourceMD(template="no")
195: if "title" in types:
196: entry[1].generate_title()
197: if "label" in types:
198: entry[1].generate_label()
199: ret+="OK:"+entry[0]+"-- "+entry[1].getTitle().decode('utf-8')+"-- "+entry[1].getTitle().decode('utf-8')+"<br>"
200: except:
201: ret+="Error:"+entry[0]+"<br>"
202:
203:
204:
205:
206: return "<html><body>"+ret+"Rerenderd all links to resources in: "+self.title+"</html></body>"
207:
208: def reloadMetaDataFromStorage(self,RESPONSE=None):
209: """copy metadata from the storage to ECHO"""
210: ret=""
211: resources=self.ZopeFind(self,obj_metatypes=['ECHO_resource'],search_sub=1)
212:
213: for resource in resources:
214: x=str(resource[1].copyIndex_meta2echo_resource())+"<br>"
215: ret+=x
216: #print x
217:
218:
219: if RESPONSE is not None:
220: #RESPONSE.redirect('./manage_main')
221: return "<html><body>"+ret+"</html></body>"
222:
223: return ret
224:
225: def getRDFDescription(self,linkURL,urn=None,nameDef=None,typeName=None):
226: """rdf"""
227:
228: ret=""
229: about="""<RDF:Description RDF:about="%s">"""
230: name="""<ECHONAVIGATION:name>%s</ECHONAVIGATION:name>"""
231: link="""<ECHONAVIGATION:link xlink:href="%s">%s</ECHONAVIGATION:link>"""
232: clickable="""<ECHONAVIGATION:linkClickable>%s</ECHONAVIGATION:linkClickable>"""
233: #link="""<ECHONAVIGATION:link RDF:about="%s"/>"""
234: type="""<ECHONAVIGATION:type>%s</ECHONAVIGATION:type>"""
235: #xlink="""<ECHONAVIGATION:xlink xlink:href="%s"/>"""
236: if not urn:
237: #urn="urn:"+re.sub('/',':',self.absolute_url())
238: urn=self.absolute_url()
239: about2=about%urn
240: if not nameDef:
241: if hasattr(self,'label') and not (self.label==""):
242: name2=name%self.label
243: elif not self.title=="":
244: name2=name%self.title
245: else:
246: name2=name%self.getId()
247:
248: name2=re.sub('&','&',name2)
249: else:
250: name2=name%nameDef
251:
252: linkURL=re.sub('http:','',linkURL)
253: linkURL2=re.sub('&','&',linkURL)
254: link2=link%(("http:"+linkURL2),("http:"+urllib.quote(linkURL)))
255: clickable2=clickable%"true"
256:
257: if not typeName:
258: type2=type%self.meta_type
259: else:
260: type2=type%typeName
261:
262: #ret=about2+"\n"+name2+"\n"+link2+"\n"+type2+"\n"+clickable2+"\n</RDF:Description>"
263: ret=about2+"\n"+name2+"\n"+type2+"\n"+clickable2+"\n</RDF:Description>"
264: return ret
265:
266: def getCopyrightsFromForm(self,argv):
267: medias={}
268: partners={}
269: copyrights={}
270:
271: copyrightsFinal=[]
272: for arg in argv.keys():
273:
274: if arg[0:5]=='media':
275: nm=int(arg[5:])
276: medias[nm]=argv[arg]
277: elif arg[0:5]=='partn':
278: nm=int(arg[5:])
279: partners[nm]=argv[arg]
280: elif arg[0:5]=='copyr':
281: nm=int(arg[5:])
282: copyrights[nm]=argv[arg]
283:
284:
285:
286: copyrightsList=[(medias[nm],partners[nm],copyrights[nm]) for nm in medias.keys()]
287: for copyright in copyrightsList:
288:
289: if copyright[2]=='institution0000':
290: copyrightsFinal.append((copyright[0],copyright[1],self.getPartnerCopyright(copyright[1],'')))
291: else:
292: if not copyright[0]=='':
293: copyrightsFinal.append(copyright)
294:
295:
296: return copyrightsFinal
297:
298: #List of different types for the graphical linking viewer
299: viewClassificationListMaster=['view point','area']
300:
301:
302: def checkDiffs(self,metadict):
303: """check differences"""
304:
305:
306:
307:
308: def NoneToEmpty(obj):
309: if obj:
310: return obj
311: else:
312: return ""
313:
314:
315:
316: diffs={}
317:
318: tags=self.findTagsFromMapping(self.contentType)
319: self.referencetypes=tags[2]
320: self.fields=tags[3]
321:
322:
323: for field in tags[1]:
324: try:
325: if (NoneToEmpty(self.getFieldValue(self.getFieldTag(tags,field)))==metadict[self.getFieldTag(tags,field)]):
326: diffs[self.getFieldTag(tags,field)]=1
327: else:
328:
329: diffs[self.getFieldTag(tags,field)]=0
330: except:
331: diffs[self.getFieldTag(tags,field)]=0
332:
333: return diffs
334:
335:
336:
337:
338: def sendFile(self, filename, type):
339: """sends an object or a local file (in the product) as response"""
340: paths = filename.split('/')
341: object = self
342: # look for an object called filename
343: for path in paths:
344: if hasattr(object, path):
345: object = getattr(object, path)
346: else:
347: object = None
348: break
349: if object:
350: # if the object exists then send it
351: return object.index_html(self.REQUEST.REQUEST, self.REQUEST.RESPONSE)
352: else:
353: # send a local file with the given content-type
354: fn = os.path.join(package_home(globals()), filename)
355: self.REQUEST.RESPONSE.setHeader("Content-Type", type)
356: self.REQUEST.RESPONSE.write(file(fn).read())
357: return
358:
359: class BrowserCheck:
360: """check the browsers request to find out the browser type"""
361:
362: def __init__(self, zope):
363: """initialisiere"""
364: self.ua = zope.REQUEST.get_header("HTTP_USER_AGENT")
365: self.isN4 = (string.find(self.ua, 'Mozilla/4.') > -1) and (string.find(self.ua, 'MSIE') < 0)
366: self.isIE = string.find(self.ua, 'MSIE') > -1
367: self.nav = self.ua[string.find(self.ua, '('):]
368: ie = string.split(self.nav, "; ")[1]
369: if string.find(ie, "MSIE") > -1:
370: self.versIE = string.split(ie, " ")[1]
371: self.isMac = string.find(self.ua, 'Macintosh') > -1
372: self.isWin = string.find(self.ua, 'Windows') > -1
373: self.isIEWin = self.isIE and self.isWin
374: self.isIEMac = self.isIE and self.isMac
375:
376:
377:
378: def writeMetadata(url,metadict,project=None,startpage=None,xslt=None,thumbtemplate=None,topbar=None,digiLibTemplate=None,xmlfrag=None,digiliburlprefix=None):
379: """Einlesen der Metadaten und und erstellen des geaenderten XML file"""
380:
381: def updateTextToolNode(tag,value):
382: #print dom,tag,value
383: metanode=dom.getElementsByTagName('texttool')[0]
384: try:
385: nodeOld=metanode.getElementsByTagName(tag)
386: except:
387: nodeOld=None
388:
389: if nodeOld:
390: metanode.removeChild(nodeOld[0]).unlink()
391:
392: node=dom.createElement(tag)
393: nodetext=dom.createTextNode(value)
394: node.appendChild(nodetext)
395: metanode.appendChild(node)
396:
397: if xmlfrag:
398: geturl="""<?xml version="1.0" ?>
399: <resource type="MPIWG">
400: <meta>
401: <bib type="Book">
402: </bib>
403: </meta>
404: </resource>"""
405: dom=xml.dom.minidom.parseString(geturl)
406: else:
407: try:
408: geturl=""
409: for line in ECHO_helpers.urlopen(url).readlines():
410: geturl=geturl+line
411:
412:
413: except:
414: return (None,"Cannot open: "+url)
415:
416: try:
417: dom=xml.dom.minidom.parseString(geturl)
418: except:
419: return (None,"Cannot parse: "+url+"<br>"+geturl)
420:
421:
422:
423: metanodes=dom.getElementsByTagName('bib')
424:
425: if not metanodes:
426: metanodes=dom.getElementsByTagName('archimedes')
427:
428: metanode=metanodes[0]
429:
430: for metaData in metadict.keys():
431:
432: try:
433: nodeOld=metanode.getElementsByTagName(metaData)
434: except:
435: nodeOld=None
436:
437: if nodeOld:
438: metanode.removeChild(nodeOld[0]).unlink()
439: else:
440: # try also old writing rule - instead of _:
441: try:
442: nodeOld=metanode.getElementsByTagName(re.sub('_','-',metaData))
443: except:
444: nodeOld=None
445:
446: if nodeOld:
447: metanode.removeChild(nodeOld[0]).unlink()
448:
449: metanodeneu=dom.createElement(metaData)
450: metanodetext=dom.createTextNode(metadict[metaData])
451: #try:
452: #metanodetext=dom.createTextNode(unicode(metadict[metaData],"utf-8"))
453: #except:
454: #metanodetext=dom.createTextNode(metadict[metaData].encode('utf-8'))
455: metanodeneu.appendChild(metanodetext)
456: metanode.appendChild(metanodeneu)
457:
458:
459:
460:
461:
462: if project:
463: updateTextToolNode('project',project)
464:
465: if startpage:
466: updateTextToolNode('startpage',startpage)
467:
468: if topbar:
469: updateTextToolNode('toptemplate',topbar)
470:
471: if thumbtemplate:
472: updateTextToolNode('thumbtemplate',thumbtemplate)
473:
474: if xslt:
475: updateTextToolNode('xslt',xslt)
476:
477:
478: if digiliburlprefix:
479: updateTextToolNode('digiliburlprefix',digiliburlprefix)
480:
481: try:
482: return dom.toxml().encode('utf-8')
483: except:
484: return dom.toxml('utf-8')
485:
486:
487:
488: def readMetadata(url):
489: """Methode zum Auslesen der Metadateninformation zu einer Resource
490: Vorerst noch Typ bib"""
491:
492: metadict={}
493: try:
494: geturl=""
495: for line in ECHO_helpers.urlopen(url).readlines():
496: geturl=geturl+line
497:
498:
499: except:
500: return (None,"Cannot open: "+url)
501:
502: try:
503: dom=xml.dom.minidom.parseString(geturl)
504: except:
505: return (None,"Cannot parse: "+url+"<br>"+geturl)
506:
507: metanode=dom.getElementsByTagName('bib')
508: metadict['bib_type']='Book'
509: if len(metanode)==0:
510: metanode=dom.getElementsByTagName('archimedes')
511: metadict['bib_type']='Archimedes'
512:
513:
514: if not len(metanode)==0:
515: metacontent=metanode[0].childNodes
516:
517: try:
518: metadict['bib_type']=getText(dom.getElementsByTagName('bib')[0].attributes['type'].childNodes)
519: except:
520: """nothing"""
521:
522: for node in metacontent:
523: try:
524: #print urllib.unquote(getText(node.childNodes)),getText(node.childNodes)
525: metadict[re.sub('-','_',node.tagName.lower())]=urllib.unquote(getText(node.childNodes))
526: except:
527: """nothing"""
528:
529:
530: return metadict,""
531:
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