Annotation of ECHO_content/ECHO_helpers.py, revision 1.38
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"""
1.37 dwinter 100: return self.decode(self.title)
1.25 dwinter 101: try:
102: return self.title.encode('utf-8','ignore')
103: except:
104: self.title=self.title.decode('iso-8859-1','ignore')[0:] #correnct conding error
105: return self.title.encode('utf-8','ignore')
106:
107: def getLabel(self):
108: """title"""
1.37 dwinter 109:
110: return self.decode(self.label)
1.25 dwinter 111: try:
112: return self.label.encode('utf-8','ignore')
113: except:
114: self.label=self.label.decode('iso-8859-1','ignore')[0:] #correnct conding error
115: return self.label.encode('utf-8','ignore')
116:
117:
118: def changeECHOEntriesForm(self):
119: """change Entries for the ECHO Navigation environment"""
120: pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','changeECHOEntriesForm')).__of__(self)
121: return pt()
122:
1.26 dwinter 123: def changeECHOEntries(self,label,weight,description,queryString,RESPONSE=None):
1.25 dwinter 124: """change Entries for the ECHO Navigation environment
125: @param label: label fuer die Navigation"""
126: self.label=label
127: self.weight=weight
128: self.description=description
1.26 dwinter 129: self.queryString=queryString
1.25 dwinter 130:
131: if RESPONSE:
132: RESPONSE.redirect("manage_main")
133:
134: manage_options=({'label':'change ECHO Navigation Entries','action':'changeECHOEntriesForm'},)
135:
1.31 casties 136:
137: def hasOverview(self):
138: """returns if there is an overview graphics"""
139: return hasattr(self, 'overview')
140:
141: def hasParentOverview(self):
142: """returns if the parent has an overview graphics"""
143: return hasattr(self.aq_parent, 'overview')
144:
145: def getOverview(self):
146: """map overview graphics"""
147: #return self.aq_parent.ZopeFind(self.aq_parent,obj_ids=['overview'])[0][1]
148: if self.hasOverview():
149: return getattr(self, 'overview')
150: return None
151:
1.29 casties 152: def getMapAreas(self):
153: """returns the list of MapAreas"""
154: # get all contained MapAreas
155: areas = [res[1] for res in self.ZopeFind(self, obj_metatypes=('MapArea'))]
156: return areas
157:
158: def addMapArea(self, newarea):
159: """add a map area to this object"""
160: if (newarea.id is None):
161: # create new id
162: areas = self.getMapAreas()
163: newarea.id = "a%02d"%len(areas)
164: self._setObject(newarea.id, newarea)
165:
1.31 casties 166: def ECHO_graphicEntry(self):
167: """change map coordinates"""
168: if self.hasParentOverview():
169: pt=zptFile(self, 'zpt/ECHO_draw.zpt')
170: return pt()
171: else:
172: return "NO OVERVIEW GRAPHICS"
173:
1.29 casties 174: def ECHO_addCoords(self,RESPONSE=None):
175: """change or add MapArea"""
176: #return self.REQUEST
177: # change existing areas
178: for area in self.getMapAreas():
179: id = area.getId()
180: if self.REQUEST.has_key('del.'+id):
181: # delete this area
182: self._delObject(id)
183: # return to same menu
184: if RESPONSE is not None:
185: RESPONSE.redirect('ECHO_graphicEntry')
186: return
187: # modify this area
188: coordstring = self.REQUEST.get('coords.'+id, '')
189: coords = string.split(coordstring, ',')
190: angle = self.REQUEST.get('angle.'+id, '0')
191: type = self.REQUEST.get('type.'+id, 'area')
192: if len(coords) == 4:
193: area.setCoordString(coordstring)
194: area.setAngle(angle)
195: area.setType(type)
196: # add new area
197: if self.REQUEST.has_key('add'):
198: coordstring = self.REQUEST.get('coords.new', '')
199: coords = string.split(coordstring, ',')
200: angle = self.REQUEST.get('angle.new', '0')
201: type = self.REQUEST.get('type.new', 'area')
202: if len(coords) == 4:
203: coords.append(angle)
204: area = MapArea(None, coords, type=type)
205: self.addMapArea(area)
206: # return to edit area menu
207: if RESPONSE is not None:
208: RESPONSE.redirect('ECHO_graphicEntry')
1.31 casties 209:
210: def createJSAreas(self, areas):
211: """create area calls for JavaScript"""
212: dynamical="\n"
213: for ob in areas:
214: if ob.isTypeArrow():
215: dynamical+="""addArea('%s', 'overview', %s, 'arrow');\n"""%(ob.getFullId(),ob.getCoordString())
216: else:
217: dynamical+="""addArea('%s', 'overview', %s, 'area');\n"""%(ob.getFullId(),ob.getCoordString())
218: return dynamical
219:
220: def createMapHead(self):
221: """create javascript include and script tags for head"""
222: pt=zptFile(self, 'zpt/ECHO_content_map_frag_js')
223: return pt()
224:
225: def createMapImg(self):
226: """generate img-tag for map"""
227: bt = BrowserCheck(self)
228: tag = ""
229: src = self.getOverview().absolute_url()
230: if bt.isN4:
1.32 casties 231: # N4 needs ilayer to create an id
1.31 casties 232: tag += '<ilayer id="overview" visibility="show"><img src="%s"></ilayer>'%src
233: else:
1.32 casties 234: # img with id
1.31 casties 235: tag += '<img id="overview" src="%s" />'%src
236: return tag
237:
238: def createParentMapImg(self):
239: """generate img-tag for map of parent"""
240: return self.aq_parent.createMapImg()
241:
242: def createMapLink(self, ob, text=None):
243: """generate map link"""
244: bt = BrowserCheck(self)
245: id = ob.getFullId()
246: link = ob.getLinkId()
247: if text is None:
248: text = ob.getLabel()
249: if text is None:
250: text = "link"
1.32 casties 251: tiptext = ob.getText()
1.31 casties 252: tag = ""
253: if bt.isN4:
1.32 casties 254: # N4 needs layer for highlighting
1.31 casties 255: tag += '<ilayer id="a.%s"><a onmouseover="highlightPair(\'%s\', true)" onmouseout="highlightPair(\'%s\', false)" href="%s" target="_blank"'%(id,id,id,link)
256: tag += ">" + text + "</a></ilayer>"
257: else:
1.32 casties 258: # a-element
1.31 casties 259: tag = '<a id="a.%s" onmouseover="highlightPair(\'%s\', true)" onmouseout="highlightPair(\'%s\', false)" href="%s" target="_blank"'%(id,id,id,link)
1.32 casties 260: if tiptext:
261: tag += ' title="%s"'%tiptext
1.31 casties 262: tag += ">" + text + "</a>"
263: return tag
264:
265: def createMapAux(self, ob, arrowsrc="http://nausikaa2.rz-berlin.mpg.de/digitallibrary/servlet/Scaler/?dw=15&fn=icons/pfeil"):
266: """generate map link image, text and other stuff"""
267: bt = BrowserCheck(self)
268: id = ob.getFullId()
269: link = ob.getLinkId()
270: tiptext = ob.getText()
271: tag = ""
272:
273: if bt.isN4:
1.32 casties 274: # N4 needs layer and img elements
1.31 casties 275: tag += '<layer id="i.%s" onmouseover="highlightPair(\'%s\', true)" onmouseout="highlightPair(\'%s\', false)">'%(id,id,id)
276: if ob.isTypeArrow():
277: rot = ob.angle
278: tag += '<a href="%s"><img border="0" src="%s&rot=%s" /></a>'%(link,arrowsrc,rot)
279: else:
280: tag += '<a href="%s"><img border="0" width="1000" height="1000" src="trans_img"'%(link)
281: if tiptext:
282: tag += ' alt="%s"'%tiptext
283: tag += ' /></a>'
284: tag += '</layer>'
285: else:
1.32 casties 286: # create a-element
1.31 casties 287: tag = '<a id="b.%s" onmouseover="highlightPair(\'%s\', true)" onmouseout="highlightPair(\'%s\', false)" href="%s" target="_blank">'%(id,id,id,link)
288: if ob.isTypeArrow():
289: rot = ob.angle
290: if bt.isIEWin and bt.versIE > 5:
1.32 casties 291: # IE/Win 5.5 has "feature" for PNG transparency
1.31 casties 292: 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)
293: else:
1.32 casties 294: # arrow image
1.31 casties 295: tag += '<img id="i.%s" src="%s&rot=%s" border="1" style="position:absolute; top:-100px; left:-100px; border-style:none;" />'%(id,arrowsrc,rot)
296: else:
1.32 casties 297: if bt.isIE:
298: # IE needs transparent img for area
299: tag += '<img id="i.%s" border="0" style="position:absolute; top:-100px; left:-100px;" src="trans_img"'%(id)
300: if tiptext:
301: tag += ' title="%s"'%tiptext
302: tag += " />"
1.31 casties 303: else:
1.32 casties 304: # div for area
1.31 casties 305: tag += '<div id="i.%s" style="position:absolute; top:-100px; left:-100px;"'%(id)
1.32 casties 306: if tiptext:
307: tag += ' title="%s"'%tiptext
308: tag += '> </div>'
1.31 casties 309: tag += '</a>'
310: return tag
1.29 casties 311:
312:
1.25 dwinter 313: #ende der echo erweiterungen
314:
1.24 dwinter 315:
316: def toList(field):
317: """Einzelfeld in Liste umwandeln"""
1.34 casties 318: if type(field)==types.StringType:
1.24 dwinter 319: return [field]
320: else:
321: return field
1.21 dwinter 322:
323: def getText(nodelist):
324:
325: rc = ""
326: for node in nodelist:
327: if node.nodeType == node.TEXT_NODE:
328: rc = rc + node.data
329: return rc
330:
1.25 dwinter 331: def getTextFromNode(nodename):
332: nodelist=nodename.childNodes
333: rc = ""
334: for node in nodelist:
335: if node.nodeType == node.TEXT_NODE:
336: rc = rc + node.data
337: return rc
338:
1.21 dwinter 339:
340: def readFieldFromXML(meta_url,parent,field):
341: """lesespezifisches metadatum"""
1.16 dwinter 342:
1.21 dwinter 343: try:
344: dom=xml.dom.minidom.parse(meta_url)
345:
346: except:
1.22 dwinter 347: try:
348: fh=urllib.urlopen(meta_url)
349: dom=xml.dom.minidom.parse(fh)
350: except:
351: return None
1.21 dwinter 352: if not dom: return None
353:
354: parent=dom.getElementsByTagName(parent)
1.23 dwinter 355: if not parent: return None
1.21 dwinter 356:
357: field=parent[0].getElementsByTagName(field)
358:
359: if not field: return None
360:
361: return getText(field[0].childNodes)
362:
363:
364:
1.15 dwinter 365: def urlopen(url):
366: """urlopen mit timeout"""
1.20 dwinter 367: socket.setdefaulttimeout(2)
368: ret=urllib.urlopen(url)
1.18 dwinter 369: socket.setdefaulttimeout(5)
1.20 dwinter 370: return ret
1.17 dwinter 371: # urlopener = urllib.URLopener()
372: #
373: # try:
374: # con = urlopener.open(url)
375: # return con
376: # except timeoutsocket.Timeout:
377: # return None
1.15 dwinter 378:
379:
1.25 dwinter 380:
1.11 dwinter 381:
1.6 dwinter 382:
1.14 dwinter 383: def checkOnlyOneInGroup(object):
1.6 dwinter 384: """check if object is a group and if it containt only one element it return this element"""
385: displayedObjects=object.ZopeFind(object,obj_metatypes=displayTypes)
386: if len(displayedObjects)==1: # nur ein Object dann redirect auf dieses Object
1.8 dwinter 387:
1.6 dwinter 388: return displayedObjects[0][1]
1.27 dwinter 389: else: return object
1.6 dwinter 390:
1.33 casties 391: def getSubCols(self, sortfield="weight", subColTypes=displayTypes, sortFieldMD=None):
1.1 dwinter 392:
1.27 dwinter 393: def sortfnc(sortfield,x,y):
1.38 ! dwinter 394: try:
! 395: xa=x[1].getMDValue(sortfield)
! 396: except:
! 397: xa=""
! 398: try:
! 399: ya=y[1].getMDValue(sortfield)
! 400: except:
! 401: ya=""
1.35 dwinter 402: #print xa,ya
1.27 dwinter 403: return cmp(xa,ya)
404:
405: sortWithMD = lambda sortfield : (lambda x,y : sortfnc(sortfield,x,y))
1.1 dwinter 406: ids=[]
1.6 dwinter 407: displayedObjects=self.ZopeFind(self,obj_metatypes=subColTypes)
408:
409:
410: for entry in displayedObjects:
1.25 dwinter 411:
1.3 dwinter 412: object=entry[1]
1.25 dwinter 413: ids.append(object)
414:
1.1 dwinter 415: try:
416: sortfield=self.sortfield
417: except:
418: """nothing"""
419:
420: tmplist=[]
1.35 dwinter 421:
1.1 dwinter 422: for x in ids:
1.35 dwinter 423: if hasattr(x,sortfield):
424: try:
425: tmp=int(getattr(x,sortfield))
426: except:
427: tmp=getattr(x,sortfield)
428:
429: else:
430: tmp=10000000
431:
432: tmplist.append((tmp,x))
1.25 dwinter 433:
1.27 dwinter 434: if not sortFieldMD:
435: tmplist.sort()
436: else:
437: tmplist.sort(sortWithMD(sortFieldMD))
1.35 dwinter 438:
1.1 dwinter 439: return [x for (key,x) in tmplist]
1.25 dwinter 440:
441: def ECHO_rerenderLinksMD(self,obj=None,types=['title','label']):
442: """Rerender all Links"""
443: ret=""
444:
445: if not obj:
446: obj = self
447:
448: entries=obj.ZopeFind(obj,obj_metatypes=['ECHO_resource'],search_sub=1)
449:
450: for entry in entries:
451: if entry[1].meta_type == 'ECHO_resource':
452: try:
453: entry[1].ECHO_getResourceMD(template="no")
454: if "title" in types:
455: entry[1].generate_title()
456: if "label" in types:
457: entry[1].generate_label()
458: ret+="OK:"+entry[0]+"-- "+entry[1].getTitle().decode('utf-8')+"-- "+entry[1].getTitle().decode('utf-8')+"<br>"
459: except:
460: ret+="Error:"+entry[0]+"<br>"
461:
462:
463:
464:
465: return "<html><body>"+ret+"Rerenderd all links to resources in: "+self.title+"</html></body>"
466:
467: def reloadMetaDataFromStorage(self,RESPONSE=None):
468: """copy metadata from the storage to ECHO"""
469: ret=""
470: resources=self.ZopeFind(self,obj_metatypes=['ECHO_resource'],search_sub=1)
471:
472: for resource in resources:
473: x=str(resource[1].copyIndex_meta2echo_resource())+"<br>"
474: ret+=x
475: #print x
476:
477:
478: if RESPONSE is not None:
479: #RESPONSE.redirect('./manage_main')
480: return "<html><body>"+ret+"</html></body>"
481:
482: return ret
483:
484: def getRDFDescription(self,linkURL,urn=None,nameDef=None,typeName=None):
485: """rdf"""
486:
487: ret=""
488: about="""<RDF:Description RDF:about="%s">"""
489: name="""<ECHONAVIGATION:name>%s</ECHONAVIGATION:name>"""
490: link="""<ECHONAVIGATION:link xlink:href="%s">%s</ECHONAVIGATION:link>"""
491: clickable="""<ECHONAVIGATION:linkClickable>%s</ECHONAVIGATION:linkClickable>"""
492: #link="""<ECHONAVIGATION:link RDF:about="%s"/>"""
493: type="""<ECHONAVIGATION:type>%s</ECHONAVIGATION:type>"""
494: #xlink="""<ECHONAVIGATION:xlink xlink:href="%s"/>"""
495: if not urn:
496: #urn="urn:"+re.sub('/',':',self.absolute_url())
497: urn=self.absolute_url()
498: about2=about%urn
499: if not nameDef:
500: if hasattr(self,'label') and not (self.label==""):
501: name2=name%self.label
502: elif not self.title=="":
503: name2=name%self.title
504: else:
505: name2=name%self.getId()
506:
507: name2=re.sub('&','&',name2)
508: else:
509: name2=name%nameDef
510:
511: linkURL=re.sub('http:','',linkURL)
512: linkURL2=re.sub('&','&',linkURL)
513: link2=link%(("http:"+linkURL2),("http:"+urllib.quote(linkURL)))
514: clickable2=clickable%"true"
515:
516: if not typeName:
517: type2=type%self.meta_type
518: else:
519: type2=type%typeName
520:
521: #ret=about2+"\n"+name2+"\n"+link2+"\n"+type2+"\n"+clickable2+"\n</RDF:Description>"
522: ret=about2+"\n"+name2+"\n"+type2+"\n"+clickable2+"\n</RDF:Description>"
523: return ret
524:
525: def getCopyrightsFromForm(self,argv):
526: medias={}
527: partners={}
528: copyrights={}
529:
530: copyrightsFinal=[]
531: for arg in argv.keys():
532:
533: if arg[0:5]=='media':
534: nm=int(arg[5:])
535: medias[nm]=argv[arg]
536: elif arg[0:5]=='partn':
537: nm=int(arg[5:])
538: partners[nm]=argv[arg]
539: elif arg[0:5]=='copyr':
540: nm=int(arg[5:])
541: copyrights[nm]=argv[arg]
542:
543:
544:
545: copyrightsList=[(medias[nm],partners[nm],copyrights[nm]) for nm in medias.keys()]
546: for copyright in copyrightsList:
547:
548: if copyright[2]=='institution0000':
549: copyrightsFinal.append((copyright[0],copyright[1],self.getPartnerCopyright(copyright[1],'')))
550: else:
551: if not copyright[0]=='':
552: copyrightsFinal.append(copyright)
553:
554:
555: return copyrightsFinal
556:
557: #List of different types for the graphical linking viewer
558: viewClassificationListMaster=['view point','area']
559:
560:
561: def checkDiffs(self,metadict):
562: """check differences"""
563:
564:
565:
566:
567: def NoneToEmpty(obj):
568: if obj:
569: return obj
570: else:
571: return ""
572:
573:
574:
575: diffs={}
576:
577: tags=self.findTagsFromMapping(self.contentType)
578: self.referencetypes=tags[2]
579: self.fields=tags[3]
580:
581:
582: for field in tags[1]:
583: try:
584: if (NoneToEmpty(self.getFieldValue(self.getFieldTag(tags,field)))==metadict[self.getFieldTag(tags,field)]):
585: diffs[self.getFieldTag(tags,field)]=1
586: else:
587:
588: diffs[self.getFieldTag(tags,field)]=0
589: except:
590: diffs[self.getFieldTag(tags,field)]=0
591:
592: return diffs
593:
594:
1.33 casties 595: def zptFile(self, path, orphaned=False):
1.29 casties 596: """returns a page template file from the product"""
1.33 casties 597: if orphaned:
1.34 casties 598: # unusual case
1.33 casties 599: pt=PageTemplateFile(os.path.join(package_home(globals()), path))
600: else:
601: pt=PageTemplateFile(os.path.join(package_home(globals()), path)).__of__(self)
1.29 casties 602: return pt
1.25 dwinter 603:
604:
1.33 casties 605: def findObjectPath(startobject, filename):
1.34 casties 606: """returns the object with the name filename starting at startobject"""
1.33 casties 607: if startobject is None:
608: return None
1.25 dwinter 609: paths = filename.split('/')
1.33 casties 610: object = startobject
1.25 dwinter 611: for path in paths:
612: if hasattr(object, path):
613: object = getattr(object, path)
614: else:
615: object = None
616: break
1.33 casties 617: return object
618:
619:
620: def zptObjectOrFile(self, filename, localdir='zpt', orphaned=False):
621: """returns a page template instance or a file from the product"""
622: # look for an object called path
623: pt = findObjectPath(self, filename)
1.34 casties 624: # the object should also not be a python function
625: if (pt is None) or isinstance(pt, types.FunctionType):
1.33 casties 626: # get a ZPT file
627: pt = zptFile(self, localdir+'/'+filename, orphaned=orphaned)
628: return pt
629:
630:
631: def sendFile(self, filename, type):
632: """sends an object or a local file (in the product) as response"""
633: # look for an object called filename
634: object = findObjectPath(self, filename)
1.25 dwinter 635: if object:
636: # if the object exists then send it
637: return object.index_html(self.REQUEST.REQUEST, self.REQUEST.RESPONSE)
638: else:
639: # send a local file with the given content-type
640: fn = os.path.join(package_home(globals()), filename)
641: self.REQUEST.RESPONSE.setHeader("Content-Type", type)
642: self.REQUEST.RESPONSE.write(file(fn).read())
643: return
644:
1.29 casties 645:
1.25 dwinter 646: class BrowserCheck:
647: """check the browsers request to find out the browser type"""
648:
649: def __init__(self, zope):
650: """initialisiere"""
651: self.ua = zope.REQUEST.get_header("HTTP_USER_AGENT")
1.29 casties 652: self.isN4 = False
653: self.isIE = False
654: if string.find(self.ua, 'MSIE') > -1:
655: self.isIE = True
656: else:
657: self.isN4 = string.find(self.ua, 'Mozilla/4.') > -1
658: try:
659: self.nav = self.ua[string.find(self.ua, '('):]
660: ie = string.split(self.nav, "; ")[1]
661: if string.find(ie, "MSIE") > -1:
662: self.versIE = string.split(ie, " ")[1]
663: except: pass
1.25 dwinter 664: self.isMac = string.find(self.ua, 'Macintosh') > -1
665: self.isWin = string.find(self.ua, 'Windows') > -1
666: self.isIEWin = self.isIE and self.isWin
667: self.isIEMac = self.isIE and self.isMac
668:
669:
670: def writeMetadata(url,metadict,project=None,startpage=None,xslt=None,thumbtemplate=None,topbar=None,digiLibTemplate=None,xmlfrag=None,digiliburlprefix=None):
671: """Einlesen der Metadaten und und erstellen des geaenderten XML file"""
672:
673: def updateTextToolNode(tag,value):
674: #print dom,tag,value
675: metanode=dom.getElementsByTagName('texttool')[0]
676: try:
677: nodeOld=metanode.getElementsByTagName(tag)
678: except:
679: nodeOld=None
680:
681: if nodeOld:
682: metanode.removeChild(nodeOld[0]).unlink()
683:
684: node=dom.createElement(tag)
685: nodetext=dom.createTextNode(value)
686: node.appendChild(nodetext)
687: metanode.appendChild(node)
688:
689: if xmlfrag:
690: geturl="""<?xml version="1.0" ?>
691: <resource type="MPIWG">
692: <meta>
693: <bib type="Book">
694: </bib>
695: </meta>
696: </resource>"""
697: dom=xml.dom.minidom.parseString(geturl)
698: else:
699: try:
700: geturl=""
1.30 dwinter 701: for line in urlopen(url).readlines():
1.25 dwinter 702: geturl=geturl+line
703:
704:
705: except:
1.30 dwinter 706: return (None,"XCannot open: "+url)
1.25 dwinter 707:
708: try:
709: dom=xml.dom.minidom.parseString(geturl)
710: except:
711: return (None,"Cannot parse: "+url+"<br>"+geturl)
712:
713:
714:
715: metanodes=dom.getElementsByTagName('bib')
716:
717: if not metanodes:
718: metanodes=dom.getElementsByTagName('archimedes')
719:
720: metanode=metanodes[0]
721:
722: for metaData in metadict.keys():
723:
724: try:
725: nodeOld=metanode.getElementsByTagName(metaData)
726: except:
727: nodeOld=None
728:
729: if nodeOld:
730: metanode.removeChild(nodeOld[0]).unlink()
731: else:
732: # try also old writing rule - instead of _:
733: try:
734: nodeOld=metanode.getElementsByTagName(re.sub('_','-',metaData))
735: except:
736: nodeOld=None
737:
738: if nodeOld:
739: metanode.removeChild(nodeOld[0]).unlink()
740:
741: metanodeneu=dom.createElement(metaData)
742: metanodetext=dom.createTextNode(metadict[metaData])
743: #try:
744: #metanodetext=dom.createTextNode(unicode(metadict[metaData],"utf-8"))
745: #except:
746: #metanodetext=dom.createTextNode(metadict[metaData].encode('utf-8'))
747: metanodeneu.appendChild(metanodetext)
748: metanode.appendChild(metanodeneu)
749:
750:
751:
752:
753:
754: if project:
755: updateTextToolNode('project',project)
756:
757: if startpage:
758: updateTextToolNode('startpage',startpage)
759:
760: if topbar:
761: updateTextToolNode('toptemplate',topbar)
762:
763: if thumbtemplate:
764: updateTextToolNode('thumbtemplate',thumbtemplate)
765:
766: if xslt:
767: updateTextToolNode('xslt',xslt)
768:
769:
770: if digiliburlprefix:
771: updateTextToolNode('digiliburlprefix',digiliburlprefix)
772:
773: try:
774: return dom.toxml().encode('utf-8')
775: except:
776: return dom.toxml('utf-8')
777:
778:
779:
780: def readMetadata(url):
781: """Methode zum Auslesen der Metadateninformation zu einer Resource
782: Vorerst noch Typ bib"""
783:
784: metadict={}
1.30 dwinter 785:
1.25 dwinter 786: try:
787: geturl=""
1.30 dwinter 788: for line in urlopen(url).readlines():
1.25 dwinter 789: geturl=geturl+line
790:
791:
792: except:
793: return (None,"Cannot open: "+url)
794:
795: try:
796: dom=xml.dom.minidom.parseString(geturl)
797: except:
1.30 dwinter 798: return (None,"Cannot parse: "+url+"<br>"+geturl)
1.25 dwinter 799:
800: metanode=dom.getElementsByTagName('bib')
801: metadict['bib_type']='Book'
802: if len(metanode)==0:
803: metanode=dom.getElementsByTagName('archimedes')
804: metadict['bib_type']='Archimedes'
805:
806:
807: if not len(metanode)==0:
808: metacontent=metanode[0].childNodes
809:
810: try:
811: metadict['bib_type']=getText(dom.getElementsByTagName('bib')[0].attributes['type'].childNodes)
812: except:
813: """nothing"""
814:
815: for node in metacontent:
1.30 dwinter 816: try:
817: #print urllib.unquote(getText(node.childNodes)),getText(node.childNodes)
818: metadict[re.sub('-','_',node.tagName.lower())]=urllib.unquote(getText(node.childNodes))
819: except:
820: """nothing"""
1.25 dwinter 821:
822:
823: return metadict,""
824:
1.29 casties 825:
826: class MapArea(SimpleItem):
827: """simple class to hold coordinates"""
828:
829: meta_type = 'MapArea'
830: # Create a SecurityInfo for this class.
831: security = ClassSecurityInfo()
832: security.setDefaultAccess("allow")
833: # type constants
834: TYPE_AREA = 'area'
835: TYPE_ARROW = 'arrow'
836:
837: def __init__(self, id, coords, label=None, type=None, text=None):
838: """init"""
839: self.coords = coords[0:4]
840: if len(coords) > 4:
841: self.angle = coords[4]
842: else:
843: self.angle = 0
844: self.id = id
845: self.label = label
846: self.setType(type)
847: self.text = text
848:
849: def setCoords(self, coords):
850: """sets the coords"""
851: self.coords = coords
852:
853: def getCoordString(self):
854: """returns coordinates as a string"""
855: return string.join(self.coords, ',')
856:
857: def setCoordString(self, coordstring):
858: """sets coordinates from a string"""
859: coords = string.split(coordstring, ',')
860: self.coords = [c.strip() for c in coords]
861:
862: def getFullId(self, prefix=None):
863: """returns the id with prefixed parent id"""
864: if prefix is None:
865: if hasattr(self, 'aq_parent'):
866: prefix = self.aq_parent.id
867: else:
868: prefix = "id"
869: fid = prefix + "." + self.id
870: return fid
871:
872: def getType(self):
873: """returns the type"""
874: return self.type
875:
876: def setType(self, type):
877: """sets the type"""
878: if type == MapArea.TYPE_ARROW:
879: self.type = MapArea.TYPE_ARROW
880: elif type == MapArea.TYPE_AREA:
881: self.type = MapArea.TYPE_AREA
882: else:
883: self.type = MapArea.TYPE_AREA
884:
885: def isTypeArea(self):
886: """returns if the type is area"""
887: return self.type == MapArea.TYPE_AREA
888:
889: def isTypeArrow(self):
890: """returns if the type is arrow"""
891: return self.type == MapArea.TYPE_ARROW
892:
893: def getAngle(self):
894: """returns the angle"""
895: return self.angle
896:
897: def setAngle(self, angle):
898: """sets the angle"""
899: self.angle = angle
900:
901: def getText(self):
902: """returns the popup text"""
903: if self.text is None:
904: if hasattr(self, 'aq_parent'):
905: parent = self.aq_parent
906: if parent.contentType == 'text-popup':
907: return parent.description
908: return self.text
909:
910: def setText(self, text):
911: """sets the text"""
912: self.text = text
913:
914: def getLabel(self):
915: """returns the link label"""
916: if self.label is None:
917: if hasattr(self, 'aq_parent'):
918: return self.aq_parent.label or self.aq_parent.id
919: return self.label
920:
921: def setLabel(self, label):
922: """sets the label"""
923: self.label = label
924:
925: def getLinkId(self):
926: if hasattr(self, 'aq_parent'):
927: return self.aq_parent.id
928: return self.id
929:
930:
931: # call this to initialize framework classes, which
932: # does the right thing with the security assertions.
933: Globals.InitializeClass(MapArea)
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