Annotation of ECHO_content/ECHO_helpers.py, revision 1.36
1.30 dwinter 1: import re
1.28 dwinter 2: import string
1.17 dwinter 3: import socket
1.15 dwinter 4: import urllib
1.29 casties 5: import string
1.21 dwinter 6: import xml.dom.minidom
1.34 casties 7: import types
1.25 dwinter 8: from Products.PageTemplates.PageTemplateFile import PageTemplateFile
1.29 casties 9: from OFS.SimpleItem import SimpleItem
1.25 dwinter 10: from Globals import package_home
1.29 casties 11: import Globals
12: from AccessControl import ClassSecurityInfo
1.25 dwinter 13: import os.path
14:
15: 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']
16:
17: def content_html(self,type):
18: """template fuer content"""
19: #templates = self.ZopeFind(self.aq_parent,obj_ids=[type+"_template"])
20: #
21: #if templates:
22: # return templates[0][1]()
23:
24: if hasattr(self,type+"_template"):
25: obj=getattr(self,type+"_template")
26: return obj()
27: else:
28: pt=PageTemplateFile('Products/ECHO_content/zpt/ECHO_%s_template_standard.zpt'%type).__of__(self)
29: pt.content_type="text/html"
30: return pt()
31:
32:
33:
34: class ECHO_basis:
35: """basis eigenschaften fuer echo objekte"""
1.26 dwinter 36: def showRDF(self):
37: """showrdf"""
38: self.REQUEST.RESPONSE.setHeader('Content-Type','text/xml')
39: ret="""<?xml version="1.0" encoding="utf-8"?>\n<RDF:RDF xmlns:RDF="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:ECHONAVIGATION="http://www.echo.eu/rdf#">\n"""
1.36 ! dwinter 40:
! 41: ret+=self.getRDF(urn="echo:collectionroot")+"\n"
! 42:
1.26 dwinter 43:
44: ret+="""</RDF:RDF>"""
45: return ret
46:
47:
48:
49: def createSubElementRDF(self,urn=None):
50: """rdf list"""
51: if not urn:
52: urn=self.absolute_url()
53: ret=""
54:
55: rettemp="""<RDF:Seq RDF:about="%s">\n"""%urn
56: flag=0
57:
58: li="""<RDF:li RDF:resource="%s" />\n"""
59: if not ('<error>' in self.getFullTextXML(noredirect='Yes')):
60: nurn=self.absolute_url()+'/getFullTextXML'
61: rettemp+=li%nurn
62: flag=1
63: if not ('<error>' in self.getImageView(noredirect='Yes')):
64: nurn=self.absolute_url()+'/getImageView'
65: rettemp+=li%nurn
66: flag=1
67:
68:
69: if not ('<error>' in self.showMetaDataXML()):
70: nurn=self.absolute_url()+'/showMetaDataXML'
71: rettemp+=li%nurn
72: flag=1
73:
74: rettemp+="</RDF:Seq>"
75:
76: if flag==1:
77: ret+=rettemp
78:
79: if not ('<error>' in self.getFullTextXML(noredirect='Yes')):
80: nurn=self.absolute_url()+'/getFullTextXML'
81: ret+=getRDFDescription(self,self.absolute_url()+'/getFullTextXML',urn=nurn,nameDef="Fulltext",typeName="ECHO_fulltext")
82:
83: if not ('<error>' in self.getImageView(noredirect='Yes')):
84: nurn=self.absolute_url()+'/getImageView'
85: ret+=getRDFDescription(self,self.absolute_url()+'/getImageView',urn=nurn,nameDef="Image View",typeName="ECHO_imageview")
86:
87: if not ('<error>' in self.showMetaDataXML()):
88: nurn=self.absolute_url()+'/showMetaDataXML'
89: ret+=getRDFDescription(self,self.absolute_url()+'/showMetaDataXML',urn=nurn,nameDef="Metadata",typeName="ECHO_metaData")
90:
91: return ret
92:
1.25 dwinter 93: def content_html(self,type="collection"):
94: """template fuer content bei einbau und ECHO_Umgebung"""
95:
96: return content_html(self,type)
97:
98: def getTitle(self):
99: """title"""
100: try:
101: return self.title.encode('utf-8','ignore')
102: except:
103: self.title=self.title.decode('iso-8859-1','ignore')[0:] #correnct conding error
104: return self.title.encode('utf-8','ignore')
105:
106: def getLabel(self):
107: """title"""
108: try:
109: return self.label.encode('utf-8','ignore')
110: except:
111: self.label=self.label.decode('iso-8859-1','ignore')[0:] #correnct conding error
112: return self.label.encode('utf-8','ignore')
113:
114:
115: def changeECHOEntriesForm(self):
116: """change Entries for the ECHO Navigation environment"""
117: pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','changeECHOEntriesForm')).__of__(self)
118: return pt()
119:
1.26 dwinter 120: def changeECHOEntries(self,label,weight,description,queryString,RESPONSE=None):
1.25 dwinter 121: """change Entries for the ECHO Navigation environment
122: @param label: label fuer die Navigation"""
123: self.label=label
124: self.weight=weight
125: self.description=description
1.26 dwinter 126: self.queryString=queryString
1.25 dwinter 127:
128: if RESPONSE:
129: RESPONSE.redirect("manage_main")
130:
131: manage_options=({'label':'change ECHO Navigation Entries','action':'changeECHOEntriesForm'},)
132:
1.31 casties 133:
134: def hasOverview(self):
135: """returns if there is an overview graphics"""
136: return hasattr(self, 'overview')
137:
138: def hasParentOverview(self):
139: """returns if the parent has an overview graphics"""
140: return hasattr(self.aq_parent, 'overview')
141:
142: def getOverview(self):
143: """map overview graphics"""
144: #return self.aq_parent.ZopeFind(self.aq_parent,obj_ids=['overview'])[0][1]
145: if self.hasOverview():
146: return getattr(self, 'overview')
147: return None
148:
1.29 casties 149: def getMapAreas(self):
150: """returns the list of MapAreas"""
151: # get all contained MapAreas
152: areas = [res[1] for res in self.ZopeFind(self, obj_metatypes=('MapArea'))]
153: return areas
154:
155: def addMapArea(self, newarea):
156: """add a map area to this object"""
157: if (newarea.id is None):
158: # create new id
159: areas = self.getMapAreas()
160: newarea.id = "a%02d"%len(areas)
161: self._setObject(newarea.id, newarea)
162:
1.31 casties 163: def ECHO_graphicEntry(self):
164: """change map coordinates"""
165: if self.hasParentOverview():
166: pt=zptFile(self, 'zpt/ECHO_draw.zpt')
167: return pt()
168: else:
169: return "NO OVERVIEW GRAPHICS"
170:
1.29 casties 171: def ECHO_addCoords(self,RESPONSE=None):
172: """change or add MapArea"""
173: #return self.REQUEST
174: # change existing areas
175: for area in self.getMapAreas():
176: id = area.getId()
177: if self.REQUEST.has_key('del.'+id):
178: # delete this area
179: self._delObject(id)
180: # return to same menu
181: if RESPONSE is not None:
182: RESPONSE.redirect('ECHO_graphicEntry')
183: return
184: # modify this area
185: coordstring = self.REQUEST.get('coords.'+id, '')
186: coords = string.split(coordstring, ',')
187: angle = self.REQUEST.get('angle.'+id, '0')
188: type = self.REQUEST.get('type.'+id, 'area')
189: if len(coords) == 4:
190: area.setCoordString(coordstring)
191: area.setAngle(angle)
192: area.setType(type)
193: # add new area
194: if self.REQUEST.has_key('add'):
195: coordstring = self.REQUEST.get('coords.new', '')
196: coords = string.split(coordstring, ',')
197: angle = self.REQUEST.get('angle.new', '0')
198: type = self.REQUEST.get('type.new', 'area')
199: if len(coords) == 4:
200: coords.append(angle)
201: area = MapArea(None, coords, type=type)
202: self.addMapArea(area)
203: # return to edit area menu
204: if RESPONSE is not None:
205: RESPONSE.redirect('ECHO_graphicEntry')
1.31 casties 206:
207: def createJSAreas(self, areas):
208: """create area calls for JavaScript"""
209: dynamical="\n"
210: for ob in areas:
211: if ob.isTypeArrow():
212: dynamical+="""addArea('%s', 'overview', %s, 'arrow');\n"""%(ob.getFullId(),ob.getCoordString())
213: else:
214: dynamical+="""addArea('%s', 'overview', %s, 'area');\n"""%(ob.getFullId(),ob.getCoordString())
215: return dynamical
216:
217: def createMapHead(self):
218: """create javascript include and script tags for head"""
219: pt=zptFile(self, 'zpt/ECHO_content_map_frag_js')
220: return pt()
221:
222: def createMapImg(self):
223: """generate img-tag for map"""
224: bt = BrowserCheck(self)
225: tag = ""
226: src = self.getOverview().absolute_url()
227: if bt.isN4:
1.32 casties 228: # N4 needs ilayer to create an id
1.31 casties 229: tag += '<ilayer id="overview" visibility="show"><img src="%s"></ilayer>'%src
230: else:
1.32 casties 231: # img with id
1.31 casties 232: tag += '<img id="overview" src="%s" />'%src
233: return tag
234:
235: def createParentMapImg(self):
236: """generate img-tag for map of parent"""
237: return self.aq_parent.createMapImg()
238:
239: def createMapLink(self, ob, text=None):
240: """generate map link"""
241: bt = BrowserCheck(self)
242: id = ob.getFullId()
243: link = ob.getLinkId()
244: if text is None:
245: text = ob.getLabel()
246: if text is None:
247: text = "link"
1.32 casties 248: tiptext = ob.getText()
1.31 casties 249: tag = ""
250: if bt.isN4:
1.32 casties 251: # N4 needs layer for highlighting
1.31 casties 252: tag += '<ilayer id="a.%s"><a onmouseover="highlightPair(\'%s\', true)" onmouseout="highlightPair(\'%s\', false)" href="%s" target="_blank"'%(id,id,id,link)
253: tag += ">" + text + "</a></ilayer>"
254: else:
1.32 casties 255: # a-element
1.31 casties 256: tag = '<a id="a.%s" onmouseover="highlightPair(\'%s\', true)" onmouseout="highlightPair(\'%s\', false)" href="%s" target="_blank"'%(id,id,id,link)
1.32 casties 257: if tiptext:
258: tag += ' title="%s"'%tiptext
1.31 casties 259: tag += ">" + text + "</a>"
260: return tag
261:
262: def createMapAux(self, ob, arrowsrc="http://nausikaa2.rz-berlin.mpg.de/digitallibrary/servlet/Scaler/?dw=15&fn=icons/pfeil"):
263: """generate map link image, text and other stuff"""
264: bt = BrowserCheck(self)
265: id = ob.getFullId()
266: link = ob.getLinkId()
267: tiptext = ob.getText()
268: tag = ""
269:
270: if bt.isN4:
1.32 casties 271: # N4 needs layer and img elements
1.31 casties 272: tag += '<layer id="i.%s" onmouseover="highlightPair(\'%s\', true)" onmouseout="highlightPair(\'%s\', false)">'%(id,id,id)
273: if ob.isTypeArrow():
274: rot = ob.angle
275: tag += '<a href="%s"><img border="0" src="%s&rot=%s" /></a>'%(link,arrowsrc,rot)
276: else:
277: tag += '<a href="%s"><img border="0" width="1000" height="1000" src="trans_img"'%(link)
278: if tiptext:
279: tag += ' alt="%s"'%tiptext
280: tag += ' /></a>'
281: tag += '</layer>'
282: else:
1.32 casties 283: # create a-element
1.31 casties 284: tag = '<a id="b.%s" onmouseover="highlightPair(\'%s\', true)" onmouseout="highlightPair(\'%s\', false)" href="%s" target="_blank">'%(id,id,id,link)
285: if ob.isTypeArrow():
286: rot = ob.angle
287: if bt.isIEWin and bt.versIE > 5:
1.32 casties 288: # IE/Win 5.5 has "feature" for PNG transparency
1.31 casties 289: tag += '<span id="i.%s" style="position:absolute; top:-100px; left:-100px; border-style:none; border-width=1px; filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\'%s&rot=%s\');"><img style="visibility:hidden" src="%s&rot=%s" /></span>'%(id,arrowsrc,rot,arrowsrc,rot)
290: else:
1.32 casties 291: # arrow image
1.31 casties 292: tag += '<img id="i.%s" src="%s&rot=%s" border="1" style="position:absolute; top:-100px; left:-100px; border-style:none;" />'%(id,arrowsrc,rot)
293: else:
1.32 casties 294: if bt.isIE:
295: # IE needs transparent img for area
296: tag += '<img id="i.%s" border="0" style="position:absolute; top:-100px; left:-100px;" src="trans_img"'%(id)
297: if tiptext:
298: tag += ' title="%s"'%tiptext
299: tag += " />"
1.31 casties 300: else:
1.32 casties 301: # div for area
1.31 casties 302: tag += '<div id="i.%s" style="position:absolute; top:-100px; left:-100px;"'%(id)
1.32 casties 303: if tiptext:
304: tag += ' title="%s"'%tiptext
305: tag += '> </div>'
1.31 casties 306: tag += '</a>'
307: return tag
1.29 casties 308:
309:
1.25 dwinter 310: #ende der echo erweiterungen
311:
1.24 dwinter 312:
313: def toList(field):
314: """Einzelfeld in Liste umwandeln"""
1.34 casties 315: if type(field)==types.StringType:
1.24 dwinter 316: return [field]
317: else:
318: return field
1.21 dwinter 319:
320: def getText(nodelist):
321:
322: rc = ""
323: for node in nodelist:
324: if node.nodeType == node.TEXT_NODE:
325: rc = rc + node.data
326: return rc
327:
1.25 dwinter 328: def getTextFromNode(nodename):
329: nodelist=nodename.childNodes
330: rc = ""
331: for node in nodelist:
332: if node.nodeType == node.TEXT_NODE:
333: rc = rc + node.data
334: return rc
335:
1.21 dwinter 336:
337: def readFieldFromXML(meta_url,parent,field):
338: """lesespezifisches metadatum"""
1.16 dwinter 339:
1.21 dwinter 340: try:
341: dom=xml.dom.minidom.parse(meta_url)
342:
343: except:
1.22 dwinter 344: try:
345: fh=urllib.urlopen(meta_url)
346: dom=xml.dom.minidom.parse(fh)
347: except:
348: return None
1.21 dwinter 349: if not dom: return None
350:
351: parent=dom.getElementsByTagName(parent)
1.23 dwinter 352: if not parent: return None
1.21 dwinter 353:
354: field=parent[0].getElementsByTagName(field)
355:
356: if not field: return None
357:
358: return getText(field[0].childNodes)
359:
360:
361:
1.15 dwinter 362: def urlopen(url):
363: """urlopen mit timeout"""
1.20 dwinter 364: socket.setdefaulttimeout(2)
365: ret=urllib.urlopen(url)
1.18 dwinter 366: socket.setdefaulttimeout(5)
1.20 dwinter 367: return ret
1.17 dwinter 368: # urlopener = urllib.URLopener()
369: #
370: # try:
371: # con = urlopener.open(url)
372: # return con
373: # except timeoutsocket.Timeout:
374: # return None
1.15 dwinter 375:
376:
1.25 dwinter 377:
1.11 dwinter 378:
1.6 dwinter 379:
1.14 dwinter 380: def checkOnlyOneInGroup(object):
1.6 dwinter 381: """check if object is a group and if it containt only one element it return this element"""
382: displayedObjects=object.ZopeFind(object,obj_metatypes=displayTypes)
383: if len(displayedObjects)==1: # nur ein Object dann redirect auf dieses Object
1.8 dwinter 384:
1.6 dwinter 385: return displayedObjects[0][1]
1.27 dwinter 386: else: return object
1.6 dwinter 387:
1.33 casties 388: def getSubCols(self, sortfield="weight", subColTypes=displayTypes, sortFieldMD=None):
1.1 dwinter 389:
1.27 dwinter 390: def sortfnc(sortfield,x,y):
391: xa=x[1].getMDValue(sortfield)
392: ya=y[1].getMDValue(sortfield)
1.35 dwinter 393: #print xa,ya
1.27 dwinter 394: return cmp(xa,ya)
395:
396: sortWithMD = lambda sortfield : (lambda x,y : sortfnc(sortfield,x,y))
1.1 dwinter 397: ids=[]
1.6 dwinter 398: displayedObjects=self.ZopeFind(self,obj_metatypes=subColTypes)
399:
400:
401: for entry in displayedObjects:
1.25 dwinter 402:
1.3 dwinter 403: object=entry[1]
1.25 dwinter 404: ids.append(object)
405:
1.1 dwinter 406: try:
407: sortfield=self.sortfield
408: except:
409: """nothing"""
410:
411: tmplist=[]
1.35 dwinter 412:
1.1 dwinter 413: for x in ids:
1.35 dwinter 414: if hasattr(x,sortfield):
415: try:
416: tmp=int(getattr(x,sortfield))
417: except:
418: tmp=getattr(x,sortfield)
419:
420: else:
421: tmp=10000000
422:
423: tmplist.append((tmp,x))
1.25 dwinter 424:
1.27 dwinter 425: if not sortFieldMD:
426: tmplist.sort()
427: else:
428: tmplist.sort(sortWithMD(sortFieldMD))
1.35 dwinter 429:
1.1 dwinter 430: return [x for (key,x) in tmplist]
1.25 dwinter 431:
432: def ECHO_rerenderLinksMD(self,obj=None,types=['title','label']):
433: """Rerender all Links"""
434: ret=""
435:
436: if not obj:
437: obj = self
438:
439: entries=obj.ZopeFind(obj,obj_metatypes=['ECHO_resource'],search_sub=1)
440:
441: for entry in entries:
442: if entry[1].meta_type == 'ECHO_resource':
443: try:
444: entry[1].ECHO_getResourceMD(template="no")
445: if "title" in types:
446: entry[1].generate_title()
447: if "label" in types:
448: entry[1].generate_label()
449: ret+="OK:"+entry[0]+"-- "+entry[1].getTitle().decode('utf-8')+"-- "+entry[1].getTitle().decode('utf-8')+"<br>"
450: except:
451: ret+="Error:"+entry[0]+"<br>"
452:
453:
454:
455:
456: return "<html><body>"+ret+"Rerenderd all links to resources in: "+self.title+"</html></body>"
457:
458: def reloadMetaDataFromStorage(self,RESPONSE=None):
459: """copy metadata from the storage to ECHO"""
460: ret=""
461: resources=self.ZopeFind(self,obj_metatypes=['ECHO_resource'],search_sub=1)
462:
463: for resource in resources:
464: x=str(resource[1].copyIndex_meta2echo_resource())+"<br>"
465: ret+=x
466: #print x
467:
468:
469: if RESPONSE is not None:
470: #RESPONSE.redirect('./manage_main')
471: return "<html><body>"+ret+"</html></body>"
472:
473: return ret
474:
475: def getRDFDescription(self,linkURL,urn=None,nameDef=None,typeName=None):
476: """rdf"""
477:
478: ret=""
479: about="""<RDF:Description RDF:about="%s">"""
480: name="""<ECHONAVIGATION:name>%s</ECHONAVIGATION:name>"""
481: link="""<ECHONAVIGATION:link xlink:href="%s">%s</ECHONAVIGATION:link>"""
482: clickable="""<ECHONAVIGATION:linkClickable>%s</ECHONAVIGATION:linkClickable>"""
483: #link="""<ECHONAVIGATION:link RDF:about="%s"/>"""
484: type="""<ECHONAVIGATION:type>%s</ECHONAVIGATION:type>"""
485: #xlink="""<ECHONAVIGATION:xlink xlink:href="%s"/>"""
486: if not urn:
487: #urn="urn:"+re.sub('/',':',self.absolute_url())
488: urn=self.absolute_url()
489: about2=about%urn
490: if not nameDef:
491: if hasattr(self,'label') and not (self.label==""):
492: name2=name%self.label
493: elif not self.title=="":
494: name2=name%self.title
495: else:
496: name2=name%self.getId()
497:
498: name2=re.sub('&','&',name2)
499: else:
500: name2=name%nameDef
501:
502: linkURL=re.sub('http:','',linkURL)
503: linkURL2=re.sub('&','&',linkURL)
504: link2=link%(("http:"+linkURL2),("http:"+urllib.quote(linkURL)))
505: clickable2=clickable%"true"
506:
507: if not typeName:
508: type2=type%self.meta_type
509: else:
510: type2=type%typeName
511:
512: #ret=about2+"\n"+name2+"\n"+link2+"\n"+type2+"\n"+clickable2+"\n</RDF:Description>"
513: ret=about2+"\n"+name2+"\n"+type2+"\n"+clickable2+"\n</RDF:Description>"
514: return ret
515:
516: def getCopyrightsFromForm(self,argv):
517: medias={}
518: partners={}
519: copyrights={}
520:
521: copyrightsFinal=[]
522: for arg in argv.keys():
523:
524: if arg[0:5]=='media':
525: nm=int(arg[5:])
526: medias[nm]=argv[arg]
527: elif arg[0:5]=='partn':
528: nm=int(arg[5:])
529: partners[nm]=argv[arg]
530: elif arg[0:5]=='copyr':
531: nm=int(arg[5:])
532: copyrights[nm]=argv[arg]
533:
534:
535:
536: copyrightsList=[(medias[nm],partners[nm],copyrights[nm]) for nm in medias.keys()]
537: for copyright in copyrightsList:
538:
539: if copyright[2]=='institution0000':
540: copyrightsFinal.append((copyright[0],copyright[1],self.getPartnerCopyright(copyright[1],'')))
541: else:
542: if not copyright[0]=='':
543: copyrightsFinal.append(copyright)
544:
545:
546: return copyrightsFinal
547:
548: #List of different types for the graphical linking viewer
549: viewClassificationListMaster=['view point','area']
550:
551:
552: def checkDiffs(self,metadict):
553: """check differences"""
554:
555:
556:
557:
558: def NoneToEmpty(obj):
559: if obj:
560: return obj
561: else:
562: return ""
563:
564:
565:
566: diffs={}
567:
568: tags=self.findTagsFromMapping(self.contentType)
569: self.referencetypes=tags[2]
570: self.fields=tags[3]
571:
572:
573: for field in tags[1]:
574: try:
575: if (NoneToEmpty(self.getFieldValue(self.getFieldTag(tags,field)))==metadict[self.getFieldTag(tags,field)]):
576: diffs[self.getFieldTag(tags,field)]=1
577: else:
578:
579: diffs[self.getFieldTag(tags,field)]=0
580: except:
581: diffs[self.getFieldTag(tags,field)]=0
582:
583: return diffs
584:
585:
1.33 casties 586: def zptFile(self, path, orphaned=False):
1.29 casties 587: """returns a page template file from the product"""
1.33 casties 588: if orphaned:
1.34 casties 589: # unusual case
1.33 casties 590: pt=PageTemplateFile(os.path.join(package_home(globals()), path))
591: else:
592: pt=PageTemplateFile(os.path.join(package_home(globals()), path)).__of__(self)
1.29 casties 593: return pt
1.25 dwinter 594:
595:
1.33 casties 596: def findObjectPath(startobject, filename):
1.34 casties 597: """returns the object with the name filename starting at startobject"""
1.33 casties 598: if startobject is None:
599: return None
1.25 dwinter 600: paths = filename.split('/')
1.33 casties 601: object = startobject
1.25 dwinter 602: for path in paths:
603: if hasattr(object, path):
604: object = getattr(object, path)
605: else:
606: object = None
607: break
1.33 casties 608: return object
609:
610:
611: def zptObjectOrFile(self, filename, localdir='zpt', orphaned=False):
612: """returns a page template instance or a file from the product"""
613: # look for an object called path
614: pt = findObjectPath(self, filename)
1.34 casties 615: # the object should also not be a python function
616: if (pt is None) or isinstance(pt, types.FunctionType):
1.33 casties 617: # get a ZPT file
618: pt = zptFile(self, localdir+'/'+filename, orphaned=orphaned)
619: return pt
620:
621:
622: def sendFile(self, filename, type):
623: """sends an object or a local file (in the product) as response"""
624: # look for an object called filename
625: object = findObjectPath(self, filename)
1.25 dwinter 626: if object:
627: # if the object exists then send it
628: return object.index_html(self.REQUEST.REQUEST, self.REQUEST.RESPONSE)
629: else:
630: # send a local file with the given content-type
631: fn = os.path.join(package_home(globals()), filename)
632: self.REQUEST.RESPONSE.setHeader("Content-Type", type)
633: self.REQUEST.RESPONSE.write(file(fn).read())
634: return
635:
1.29 casties 636:
1.25 dwinter 637: class BrowserCheck:
638: """check the browsers request to find out the browser type"""
639:
640: def __init__(self, zope):
641: """initialisiere"""
642: self.ua = zope.REQUEST.get_header("HTTP_USER_AGENT")
1.29 casties 643: self.isN4 = False
644: self.isIE = False
645: if string.find(self.ua, 'MSIE') > -1:
646: self.isIE = True
647: else:
648: self.isN4 = string.find(self.ua, 'Mozilla/4.') > -1
649: try:
650: self.nav = self.ua[string.find(self.ua, '('):]
651: ie = string.split(self.nav, "; ")[1]
652: if string.find(ie, "MSIE") > -1:
653: self.versIE = string.split(ie, " ")[1]
654: except: pass
1.25 dwinter 655: self.isMac = string.find(self.ua, 'Macintosh') > -1
656: self.isWin = string.find(self.ua, 'Windows') > -1
657: self.isIEWin = self.isIE and self.isWin
658: self.isIEMac = self.isIE and self.isMac
659:
660:
661: def writeMetadata(url,metadict,project=None,startpage=None,xslt=None,thumbtemplate=None,topbar=None,digiLibTemplate=None,xmlfrag=None,digiliburlprefix=None):
662: """Einlesen der Metadaten und und erstellen des geaenderten XML file"""
663:
664: def updateTextToolNode(tag,value):
665: #print dom,tag,value
666: metanode=dom.getElementsByTagName('texttool')[0]
667: try:
668: nodeOld=metanode.getElementsByTagName(tag)
669: except:
670: nodeOld=None
671:
672: if nodeOld:
673: metanode.removeChild(nodeOld[0]).unlink()
674:
675: node=dom.createElement(tag)
676: nodetext=dom.createTextNode(value)
677: node.appendChild(nodetext)
678: metanode.appendChild(node)
679:
680: if xmlfrag:
681: geturl="""<?xml version="1.0" ?>
682: <resource type="MPIWG">
683: <meta>
684: <bib type="Book">
685: </bib>
686: </meta>
687: </resource>"""
688: dom=xml.dom.minidom.parseString(geturl)
689: else:
690: try:
691: geturl=""
1.30 dwinter 692: for line in urlopen(url).readlines():
1.25 dwinter 693: geturl=geturl+line
694:
695:
696: except:
1.30 dwinter 697: return (None,"XCannot open: "+url)
1.25 dwinter 698:
699: try:
700: dom=xml.dom.minidom.parseString(geturl)
701: except:
702: return (None,"Cannot parse: "+url+"<br>"+geturl)
703:
704:
705:
706: metanodes=dom.getElementsByTagName('bib')
707:
708: if not metanodes:
709: metanodes=dom.getElementsByTagName('archimedes')
710:
711: metanode=metanodes[0]
712:
713: for metaData in metadict.keys():
714:
715: try:
716: nodeOld=metanode.getElementsByTagName(metaData)
717: except:
718: nodeOld=None
719:
720: if nodeOld:
721: metanode.removeChild(nodeOld[0]).unlink()
722: else:
723: # try also old writing rule - instead of _:
724: try:
725: nodeOld=metanode.getElementsByTagName(re.sub('_','-',metaData))
726: except:
727: nodeOld=None
728:
729: if nodeOld:
730: metanode.removeChild(nodeOld[0]).unlink()
731:
732: metanodeneu=dom.createElement(metaData)
733: metanodetext=dom.createTextNode(metadict[metaData])
734: #try:
735: #metanodetext=dom.createTextNode(unicode(metadict[metaData],"utf-8"))
736: #except:
737: #metanodetext=dom.createTextNode(metadict[metaData].encode('utf-8'))
738: metanodeneu.appendChild(metanodetext)
739: metanode.appendChild(metanodeneu)
740:
741:
742:
743:
744:
745: if project:
746: updateTextToolNode('project',project)
747:
748: if startpage:
749: updateTextToolNode('startpage',startpage)
750:
751: if topbar:
752: updateTextToolNode('toptemplate',topbar)
753:
754: if thumbtemplate:
755: updateTextToolNode('thumbtemplate',thumbtemplate)
756:
757: if xslt:
758: updateTextToolNode('xslt',xslt)
759:
760:
761: if digiliburlprefix:
762: updateTextToolNode('digiliburlprefix',digiliburlprefix)
763:
764: try:
765: return dom.toxml().encode('utf-8')
766: except:
767: return dom.toxml('utf-8')
768:
769:
770:
771: def readMetadata(url):
772: """Methode zum Auslesen der Metadateninformation zu einer Resource
773: Vorerst noch Typ bib"""
774:
775: metadict={}
1.30 dwinter 776:
1.25 dwinter 777: try:
778: geturl=""
1.30 dwinter 779: for line in urlopen(url).readlines():
1.25 dwinter 780: geturl=geturl+line
781:
782:
783: except:
784: return (None,"Cannot open: "+url)
785:
786: try:
787: dom=xml.dom.minidom.parseString(geturl)
788: except:
1.30 dwinter 789: return (None,"Cannot parse: "+url+"<br>"+geturl)
1.25 dwinter 790:
791: metanode=dom.getElementsByTagName('bib')
792: metadict['bib_type']='Book'
793: if len(metanode)==0:
794: metanode=dom.getElementsByTagName('archimedes')
795: metadict['bib_type']='Archimedes'
796:
797:
798: if not len(metanode)==0:
799: metacontent=metanode[0].childNodes
800:
801: try:
802: metadict['bib_type']=getText(dom.getElementsByTagName('bib')[0].attributes['type'].childNodes)
803: except:
804: """nothing"""
805:
806: for node in metacontent:
1.30 dwinter 807: try:
808: #print urllib.unquote(getText(node.childNodes)),getText(node.childNodes)
809: metadict[re.sub('-','_',node.tagName.lower())]=urllib.unquote(getText(node.childNodes))
810: except:
811: """nothing"""
1.25 dwinter 812:
813:
814: return metadict,""
815:
1.29 casties 816:
817: class MapArea(SimpleItem):
818: """simple class to hold coordinates"""
819:
820: meta_type = 'MapArea'
821: # Create a SecurityInfo for this class.
822: security = ClassSecurityInfo()
823: security.setDefaultAccess("allow")
824: # type constants
825: TYPE_AREA = 'area'
826: TYPE_ARROW = 'arrow'
827:
828: def __init__(self, id, coords, label=None, type=None, text=None):
829: """init"""
830: self.coords = coords[0:4]
831: if len(coords) > 4:
832: self.angle = coords[4]
833: else:
834: self.angle = 0
835: self.id = id
836: self.label = label
837: self.setType(type)
838: self.text = text
839:
840: def setCoords(self, coords):
841: """sets the coords"""
842: self.coords = coords
843:
844: def getCoordString(self):
845: """returns coordinates as a string"""
846: return string.join(self.coords, ',')
847:
848: def setCoordString(self, coordstring):
849: """sets coordinates from a string"""
850: coords = string.split(coordstring, ',')
851: self.coords = [c.strip() for c in coords]
852:
853: def getFullId(self, prefix=None):
854: """returns the id with prefixed parent id"""
855: if prefix is None:
856: if hasattr(self, 'aq_parent'):
857: prefix = self.aq_parent.id
858: else:
859: prefix = "id"
860: fid = prefix + "." + self.id
861: return fid
862:
863: def getType(self):
864: """returns the type"""
865: return self.type
866:
867: def setType(self, type):
868: """sets the type"""
869: if type == MapArea.TYPE_ARROW:
870: self.type = MapArea.TYPE_ARROW
871: elif type == MapArea.TYPE_AREA:
872: self.type = MapArea.TYPE_AREA
873: else:
874: self.type = MapArea.TYPE_AREA
875:
876: def isTypeArea(self):
877: """returns if the type is area"""
878: return self.type == MapArea.TYPE_AREA
879:
880: def isTypeArrow(self):
881: """returns if the type is arrow"""
882: return self.type == MapArea.TYPE_ARROW
883:
884: def getAngle(self):
885: """returns the angle"""
886: return self.angle
887:
888: def setAngle(self, angle):
889: """sets the angle"""
890: self.angle = angle
891:
892: def getText(self):
893: """returns the popup text"""
894: if self.text is None:
895: if hasattr(self, 'aq_parent'):
896: parent = self.aq_parent
897: if parent.contentType == 'text-popup':
898: return parent.description
899: return self.text
900:
901: def setText(self, text):
902: """sets the text"""
903: self.text = text
904:
905: def getLabel(self):
906: """returns the link label"""
907: if self.label is None:
908: if hasattr(self, 'aq_parent'):
909: return self.aq_parent.label or self.aq_parent.id
910: return self.label
911:
912: def setLabel(self, label):
913: """sets the label"""
914: self.label = label
915:
916: def getLinkId(self):
917: if hasattr(self, 'aq_parent'):
918: return self.aq_parent.id
919: return self.id
920:
921:
922: # call this to initialize framework classes, which
923: # does the right thing with the security assertions.
924: Globals.InitializeClass(MapArea)
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