Annotation of ECHO_content/ECHO_helpers.py, revision 1.46
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:
1.45 dwinter 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','ECHO_movie']
1.25 dwinter 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:
1.43 dwinter 28: pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','ECHO_%s_template_standard.zpt'%type)).__of__(self)
1.25 dwinter 29: pt.content_type="text/html"
30: return pt()
31:
32:
33:
34: class ECHO_basis:
35: """basis eigenschaften fuer echo objekte"""
1.41 dwinter 36: security=ClassSecurityInfo()
37: security.declarePublic('getImageTag')
38: def getImageTag(self):
39: """sollte uerberschrieben werden, falls von der Klasse eine imagetag zurueckkommt"""
40:
41: return ""
42:
1.26 dwinter 43: def showRDF(self):
44: """showrdf"""
45: self.REQUEST.RESPONSE.setHeader('Content-Type','text/xml')
46: 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 47:
48: ret+=self.getRDF(urn="echo:collectionroot")+"\n"
49:
1.26 dwinter 50:
51: ret+="""</RDF:RDF>"""
52: return ret
53:
54:
1.46 ! dwinter 55: def RDF(self):
! 56: """showrdf"""
! 57: self.REQUEST.RESPONSE.setHeader('Content-Type','text/xml')
! 58: 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"""
1.26 dwinter 59:
1.46 ! dwinter 60: ret+=self.getRDF(urn=self.absolute_url())+"\n"
! 61:
! 62:
! 63: ret+="""</RDF:RDF>"""
! 64: return ret
! 65:
! 66:
1.26 dwinter 67: def createSubElementRDF(self,urn=None):
68: """rdf list"""
69: if not urn:
70: urn=self.absolute_url()
71: ret=""
72:
73: rettemp="""<RDF:Seq RDF:about="%s">\n"""%urn
74: flag=0
75:
76: li="""<RDF:li RDF:resource="%s" />\n"""
77: if not ('<error>' in self.getFullTextXML(noredirect='Yes')):
78: nurn=self.absolute_url()+'/getFullTextXML'
79: rettemp+=li%nurn
80: flag=1
81: if not ('<error>' in self.getImageView(noredirect='Yes')):
82: nurn=self.absolute_url()+'/getImageView'
83: rettemp+=li%nurn
84: flag=1
85:
86:
87: if not ('<error>' in self.showMetaDataXML()):
88: nurn=self.absolute_url()+'/showMetaDataXML'
89: rettemp+=li%nurn
90: flag=1
91:
92: rettemp+="</RDF:Seq>"
93:
94: if flag==1:
95: ret+=rettemp
96:
97: if not ('<error>' in self.getFullTextXML(noredirect='Yes')):
98: nurn=self.absolute_url()+'/getFullTextXML'
99: ret+=getRDFDescription(self,self.absolute_url()+'/getFullTextXML',urn=nurn,nameDef="Fulltext",typeName="ECHO_fulltext")
100:
101: if not ('<error>' in self.getImageView(noredirect='Yes')):
102: nurn=self.absolute_url()+'/getImageView'
103: ret+=getRDFDescription(self,self.absolute_url()+'/getImageView',urn=nurn,nameDef="Image View",typeName="ECHO_imageview")
104:
105: if not ('<error>' in self.showMetaDataXML()):
106: nurn=self.absolute_url()+'/showMetaDataXML'
107: ret+=getRDFDescription(self,self.absolute_url()+'/showMetaDataXML',urn=nurn,nameDef="Metadata",typeName="ECHO_metaData")
108:
109: return ret
110:
1.25 dwinter 111: def content_html(self,type="collection"):
112: """template fuer content bei einbau und ECHO_Umgebung"""
113:
114: return content_html(self,type)
115:
116: def getTitle(self):
117: """title"""
1.37 dwinter 118: return self.decode(self.title)
1.25 dwinter 119: try:
120: return self.title.encode('utf-8','ignore')
121: except:
122: self.title=self.title.decode('iso-8859-1','ignore')[0:] #correnct conding error
123: return self.title.encode('utf-8','ignore')
124:
125: def getLabel(self):
126: """title"""
1.37 dwinter 127:
128: return self.decode(self.label)
1.25 dwinter 129: try:
130: return self.label.encode('utf-8','ignore')
131: except:
132: self.label=self.label.decode('iso-8859-1','ignore')[0:] #correnct conding error
133: return self.label.encode('utf-8','ignore')
134:
135:
136: def changeECHOEntriesForm(self):
137: """change Entries for the ECHO Navigation environment"""
138: pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','changeECHOEntriesForm')).__of__(self)
139: return pt()
140:
1.26 dwinter 141: def changeECHOEntries(self,label,weight,description,queryString,RESPONSE=None):
1.25 dwinter 142: """change Entries for the ECHO Navigation environment
143: @param label: label fuer die Navigation"""
144: self.label=label
145: self.weight=weight
146: self.description=description
1.26 dwinter 147: self.queryString=queryString
1.25 dwinter 148:
149: if RESPONSE:
150: RESPONSE.redirect("manage_main")
151:
152: manage_options=({'label':'change ECHO Navigation Entries','action':'changeECHOEntriesForm'},)
153:
1.31 casties 154:
155: def hasOverview(self):
156: """returns if there is an overview graphics"""
157: return hasattr(self, 'overview')
158:
159: def hasParentOverview(self):
160: """returns if the parent has an overview graphics"""
161: return hasattr(self.aq_parent, 'overview')
162:
163: def getOverview(self):
164: """map overview graphics"""
165: #return self.aq_parent.ZopeFind(self.aq_parent,obj_ids=['overview'])[0][1]
166: if self.hasOverview():
167: return getattr(self, 'overview')
168: return None
169:
1.29 casties 170: def getMapAreas(self):
171: """returns the list of MapAreas"""
172: # get all contained MapAreas
173: areas = [res[1] for res in self.ZopeFind(self, obj_metatypes=('MapArea'))]
174: return areas
175:
176: def addMapArea(self, newarea):
177: """add a map area to this object"""
178: if (newarea.id is None):
179: # create new id
180: areas = self.getMapAreas()
181: newarea.id = "a%02d"%len(areas)
182: self._setObject(newarea.id, newarea)
183:
1.31 casties 184: def ECHO_graphicEntry(self):
185: """change map coordinates"""
186: if self.hasParentOverview():
187: pt=zptFile(self, 'zpt/ECHO_draw.zpt')
188: return pt()
189: else:
190: return "NO OVERVIEW GRAPHICS"
191:
1.29 casties 192: def ECHO_addCoords(self,RESPONSE=None):
193: """change or add MapArea"""
194: #return self.REQUEST
195: # change existing areas
196: for area in self.getMapAreas():
197: id = area.getId()
198: if self.REQUEST.has_key('del.'+id):
199: # delete this area
200: self._delObject(id)
201: # return to same menu
202: if RESPONSE is not None:
203: RESPONSE.redirect('ECHO_graphicEntry')
204: return
205: # modify this area
206: coordstring = self.REQUEST.get('coords.'+id, '')
207: coords = string.split(coordstring, ',')
208: angle = self.REQUEST.get('angle.'+id, '0')
209: type = self.REQUEST.get('type.'+id, 'area')
210: if len(coords) == 4:
211: area.setCoordString(coordstring)
212: area.setAngle(angle)
213: area.setType(type)
214: # add new area
215: if self.REQUEST.has_key('add'):
216: coordstring = self.REQUEST.get('coords.new', '')
217: coords = string.split(coordstring, ',')
218: angle = self.REQUEST.get('angle.new', '0')
219: type = self.REQUEST.get('type.new', 'area')
220: if len(coords) == 4:
221: coords.append(angle)
222: area = MapArea(None, coords, type=type)
223: self.addMapArea(area)
224: # return to edit area menu
225: if RESPONSE is not None:
226: RESPONSE.redirect('ECHO_graphicEntry')
1.31 casties 227:
228: def createJSAreas(self, areas):
229: """create area calls for JavaScript"""
230: dynamical="\n"
231: for ob in areas:
232: if ob.isTypeArrow():
233: dynamical+="""addArea('%s', 'overview', %s, 'arrow');\n"""%(ob.getFullId(),ob.getCoordString())
234: else:
235: dynamical+="""addArea('%s', 'overview', %s, 'area');\n"""%(ob.getFullId(),ob.getCoordString())
236: return dynamical
237:
238: def createMapHead(self):
239: """create javascript include and script tags for head"""
240: pt=zptFile(self, 'zpt/ECHO_content_map_frag_js')
241: return pt()
242:
243: def createMapImg(self):
244: """generate img-tag for map"""
245: bt = BrowserCheck(self)
246: tag = ""
247: src = self.getOverview().absolute_url()
248: if bt.isN4:
1.32 casties 249: # N4 needs ilayer to create an id
1.31 casties 250: tag += '<ilayer id="overview" visibility="show"><img src="%s"></ilayer>'%src
251: else:
1.32 casties 252: # img with id
1.31 casties 253: tag += '<img id="overview" src="%s" />'%src
254: return tag
255:
256: def createParentMapImg(self):
257: """generate img-tag for map of parent"""
258: return self.aq_parent.createMapImg()
259:
260: def createMapLink(self, ob, text=None):
261: """generate map link"""
262: bt = BrowserCheck(self)
263: id = ob.getFullId()
264: link = ob.getLinkId()
265: if text is None:
266: text = ob.getLabel()
267: if text is None:
268: text = "link"
1.32 casties 269: tiptext = ob.getText()
1.31 casties 270: tag = ""
271: if bt.isN4:
1.32 casties 272: # N4 needs layer for highlighting
1.31 casties 273: tag += '<ilayer id="a.%s"><a onmouseover="highlightPair(\'%s\', true)" onmouseout="highlightPair(\'%s\', false)" href="%s" target="_blank"'%(id,id,id,link)
274: tag += ">" + text + "</a></ilayer>"
275: else:
1.32 casties 276: # a-element
1.31 casties 277: tag = '<a id="a.%s" onmouseover="highlightPair(\'%s\', true)" onmouseout="highlightPair(\'%s\', false)" href="%s" target="_blank"'%(id,id,id,link)
1.32 casties 278: if tiptext:
279: tag += ' title="%s"'%tiptext
1.31 casties 280: tag += ">" + text + "</a>"
281: return tag
282:
283: def createMapAux(self, ob, arrowsrc="http://nausikaa2.rz-berlin.mpg.de/digitallibrary/servlet/Scaler/?dw=15&fn=icons/pfeil"):
284: """generate map link image, text and other stuff"""
285: bt = BrowserCheck(self)
286: id = ob.getFullId()
287: link = ob.getLinkId()
288: tiptext = ob.getText()
289: tag = ""
290:
291: if bt.isN4:
1.32 casties 292: # N4 needs layer and img elements
1.31 casties 293: tag += '<layer id="i.%s" onmouseover="highlightPair(\'%s\', true)" onmouseout="highlightPair(\'%s\', false)">'%(id,id,id)
294: if ob.isTypeArrow():
295: rot = ob.angle
296: tag += '<a href="%s"><img border="0" src="%s&rot=%s" /></a>'%(link,arrowsrc,rot)
297: else:
298: tag += '<a href="%s"><img border="0" width="1000" height="1000" src="trans_img"'%(link)
299: if tiptext:
300: tag += ' alt="%s"'%tiptext
301: tag += ' /></a>'
302: tag += '</layer>'
303: else:
1.32 casties 304: # create a-element
1.31 casties 305: tag = '<a id="b.%s" onmouseover="highlightPair(\'%s\', true)" onmouseout="highlightPair(\'%s\', false)" href="%s" target="_blank">'%(id,id,id,link)
306: if ob.isTypeArrow():
307: rot = ob.angle
308: if bt.isIEWin and bt.versIE > 5:
1.32 casties 309: # IE/Win 5.5 has "feature" for PNG transparency
1.31 casties 310: 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)
311: else:
1.32 casties 312: # arrow image
1.31 casties 313: tag += '<img id="i.%s" src="%s&rot=%s" border="1" style="position:absolute; top:-100px; left:-100px; border-style:none;" />'%(id,arrowsrc,rot)
314: else:
1.32 casties 315: if bt.isIE:
316: # IE needs transparent img for area
317: tag += '<img id="i.%s" border="0" style="position:absolute; top:-100px; left:-100px;" src="trans_img"'%(id)
318: if tiptext:
319: tag += ' title="%s"'%tiptext
320: tag += " />"
1.31 casties 321: else:
1.32 casties 322: # div for area
1.31 casties 323: tag += '<div id="i.%s" style="position:absolute; top:-100px; left:-100px;"'%(id)
1.32 casties 324: if tiptext:
325: tag += ' title="%s"'%tiptext
326: tag += '> </div>'
1.31 casties 327: tag += '</a>'
328: return tag
1.29 casties 329:
330:
1.25 dwinter 331: #ende der echo erweiterungen
332:
1.24 dwinter 333:
334: def toList(field):
335: """Einzelfeld in Liste umwandeln"""
1.34 casties 336: if type(field)==types.StringType:
1.24 dwinter 337: return [field]
338: else:
339: return field
1.21 dwinter 340:
341: def getText(nodelist):
342:
343: rc = ""
344: for node in nodelist:
345: if node.nodeType == node.TEXT_NODE:
346: rc = rc + node.data
347: return rc
348:
1.25 dwinter 349: def getTextFromNode(nodename):
350: nodelist=nodename.childNodes
351: rc = ""
352: for node in nodelist:
353: if node.nodeType == node.TEXT_NODE:
354: rc = rc + node.data
355: return rc
356:
1.21 dwinter 357:
358: def readFieldFromXML(meta_url,parent,field):
359: """lesespezifisches metadatum"""
1.16 dwinter 360:
1.21 dwinter 361: try:
362: dom=xml.dom.minidom.parse(meta_url)
363:
364: except:
1.22 dwinter 365: try:
366: fh=urllib.urlopen(meta_url)
367: dom=xml.dom.minidom.parse(fh)
368: except:
369: return None
1.21 dwinter 370: if not dom: return None
371:
372: parent=dom.getElementsByTagName(parent)
1.23 dwinter 373: if not parent: return None
1.21 dwinter 374:
375: field=parent[0].getElementsByTagName(field)
376:
377: if not field: return None
378:
379: return getText(field[0].childNodes)
380:
381:
382:
1.15 dwinter 383: def urlopen(url):
384: """urlopen mit timeout"""
1.20 dwinter 385: socket.setdefaulttimeout(2)
386: ret=urllib.urlopen(url)
1.18 dwinter 387: socket.setdefaulttimeout(5)
1.20 dwinter 388: return ret
1.17 dwinter 389: # urlopener = urllib.URLopener()
390: #
391: # try:
392: # con = urlopener.open(url)
393: # return con
394: # except timeoutsocket.Timeout:
395: # return None
1.15 dwinter 396:
397:
1.25 dwinter 398:
1.11 dwinter 399:
1.6 dwinter 400:
1.14 dwinter 401: def checkOnlyOneInGroup(object):
1.6 dwinter 402: """check if object is a group and if it containt only one element it return this element"""
403: displayedObjects=object.ZopeFind(object,obj_metatypes=displayTypes)
404: if len(displayedObjects)==1: # nur ein Object dann redirect auf dieses Object
1.8 dwinter 405:
1.6 dwinter 406: return displayedObjects[0][1]
1.27 dwinter 407: else: return object
1.6 dwinter 408:
1.44 dwinter 409: def getSubCols(self, sortfield=None, subColTypes=displayTypes, sortFieldMD=None,searchMD=None):
1.42 dwinter 410:
411:
1.39 dwinter 412: def sort(x,y):
413: return cmp(x[0],y[0])
414:
1.27 dwinter 415: def sortfnc(sortfield,x,y):
1.38 dwinter 416: try:
417: xa=x[1].getMDValue(sortfield)
418: except:
419: xa=""
420: try:
421: ya=y[1].getMDValue(sortfield)
422: except:
423: ya=""
1.27 dwinter 424: return cmp(xa,ya)
425:
426: sortWithMD = lambda sortfield : (lambda x,y : sortfnc(sortfield,x,y))
1.1 dwinter 427: ids=[]
1.6 dwinter 428: displayedObjects=self.ZopeFind(self,obj_metatypes=subColTypes)
1.44 dwinter 429:
1.6 dwinter 430:
431: for entry in displayedObjects:
1.44 dwinter 432:
433:
434: object=entry[1]
435: if searchMD and hasattr(object,'getMDValue'):
436: flag=0
437: for field in searchMD.keys():
438: if object.getMDValue(field)==searchMD[field]:
439: flag=1
440: else:
441: flag=0
442: break
443: if flag==1:
444: ids.append(object)
445: else:
446: ids.append(object)
1.25 dwinter 447:
1.39 dwinter 448: if not sortfield:
449: sortfield=getattr(self,'sortfield','weight')
450:
1.1 dwinter 451:
452: tmplist=[]
1.35 dwinter 453:
1.1 dwinter 454: for x in ids:
1.42 dwinter 455:
1.35 dwinter 456: if hasattr(x,sortfield):
457: try:
458: tmp=int(getattr(x,sortfield))
459: except:
460: tmp=getattr(x,sortfield)
461:
462: else:
463: tmp=10000000
464:
465: tmplist.append((tmp,x))
1.25 dwinter 466:
1.27 dwinter 467: if not sortFieldMD:
1.39 dwinter 468: tmplist.sort(sort)
1.27 dwinter 469: else:
470: tmplist.sort(sortWithMD(sortFieldMD))
1.35 dwinter 471:
1.1 dwinter 472: return [x for (key,x) in tmplist]
1.25 dwinter 473:
474: def ECHO_rerenderLinksMD(self,obj=None,types=['title','label']):
475: """Rerender all Links"""
476: ret=""
477:
478: if not obj:
479: obj = self
480:
481: entries=obj.ZopeFind(obj,obj_metatypes=['ECHO_resource'],search_sub=1)
482:
483: for entry in entries:
484: if entry[1].meta_type == 'ECHO_resource':
485: try:
486: entry[1].ECHO_getResourceMD(template="no")
487: if "title" in types:
488: entry[1].generate_title()
489: if "label" in types:
490: entry[1].generate_label()
491: ret+="OK:"+entry[0]+"-- "+entry[1].getTitle().decode('utf-8')+"-- "+entry[1].getTitle().decode('utf-8')+"<br>"
492: except:
493: ret+="Error:"+entry[0]+"<br>"
494:
495:
496:
497:
498: return "<html><body>"+ret+"Rerenderd all links to resources in: "+self.title+"</html></body>"
499:
500: def reloadMetaDataFromStorage(self,RESPONSE=None):
501: """copy metadata from the storage to ECHO"""
502: ret=""
503: resources=self.ZopeFind(self,obj_metatypes=['ECHO_resource'],search_sub=1)
504:
505: for resource in resources:
506: x=str(resource[1].copyIndex_meta2echo_resource())+"<br>"
507: ret+=x
508:
509: if RESPONSE is not None:
510: #RESPONSE.redirect('./manage_main')
511: return "<html><body>"+ret+"</html></body>"
512:
513: return ret
514:
515: def getRDFDescription(self,linkURL,urn=None,nameDef=None,typeName=None):
516: """rdf"""
517:
518: ret=""
519: about="""<RDF:Description RDF:about="%s">"""
520: name="""<ECHONAVIGATION:name>%s</ECHONAVIGATION:name>"""
521: link="""<ECHONAVIGATION:link xlink:href="%s">%s</ECHONAVIGATION:link>"""
522: clickable="""<ECHONAVIGATION:linkClickable>%s</ECHONAVIGATION:linkClickable>"""
523: #link="""<ECHONAVIGATION:link RDF:about="%s"/>"""
524: type="""<ECHONAVIGATION:type>%s</ECHONAVIGATION:type>"""
525: #xlink="""<ECHONAVIGATION:xlink xlink:href="%s"/>"""
526: if not urn:
527: #urn="urn:"+re.sub('/',':',self.absolute_url())
528: urn=self.absolute_url()
529: about2=about%urn
530: if not nameDef:
531: if hasattr(self,'label') and not (self.label==""):
532: name2=name%self.label
533: elif not self.title=="":
534: name2=name%self.title
535: else:
536: name2=name%self.getId()
537:
538: name2=re.sub('&','&',name2)
539: else:
540: name2=name%nameDef
541:
542: linkURL=re.sub('http:','',linkURL)
543: linkURL2=re.sub('&','&',linkURL)
544: link2=link%(("http:"+linkURL2),("http:"+urllib.quote(linkURL)))
545: clickable2=clickable%"true"
546:
547: if not typeName:
548: type2=type%self.meta_type
549: else:
550: type2=type%typeName
551:
552: #ret=about2+"\n"+name2+"\n"+link2+"\n"+type2+"\n"+clickable2+"\n</RDF:Description>"
553: ret=about2+"\n"+name2+"\n"+type2+"\n"+clickable2+"\n</RDF:Description>"
554: return ret
555:
556: def getCopyrightsFromForm(self,argv):
557: medias={}
558: partners={}
559: copyrights={}
560:
561: copyrightsFinal=[]
562: for arg in argv.keys():
563:
564: if arg[0:5]=='media':
565: nm=int(arg[5:])
566: medias[nm]=argv[arg]
567: elif arg[0:5]=='partn':
568: nm=int(arg[5:])
569: partners[nm]=argv[arg]
570: elif arg[0:5]=='copyr':
571: nm=int(arg[5:])
572: copyrights[nm]=argv[arg]
573:
574:
575:
576: copyrightsList=[(medias[nm],partners[nm],copyrights[nm]) for nm in medias.keys()]
577: for copyright in copyrightsList:
578:
579: if copyright[2]=='institution0000':
580: copyrightsFinal.append((copyright[0],copyright[1],self.getPartnerCopyright(copyright[1],'')))
581: else:
582: if not copyright[0]=='':
583: copyrightsFinal.append(copyright)
584:
585:
586: return copyrightsFinal
587:
588: #List of different types for the graphical linking viewer
589: viewClassificationListMaster=['view point','area']
590:
591:
592: def checkDiffs(self,metadict):
593: """check differences"""
594:
595:
596:
597:
598: def NoneToEmpty(obj):
599: if obj:
600: return obj
601: else:
602: return ""
603:
604:
605:
606: diffs={}
607:
608: tags=self.findTagsFromMapping(self.contentType)
609: self.referencetypes=tags[2]
610: self.fields=tags[3]
611:
612:
613: for field in tags[1]:
614: try:
615: if (NoneToEmpty(self.getFieldValue(self.getFieldTag(tags,field)))==metadict[self.getFieldTag(tags,field)]):
616: diffs[self.getFieldTag(tags,field)]=1
617: else:
618:
619: diffs[self.getFieldTag(tags,field)]=0
620: except:
621: diffs[self.getFieldTag(tags,field)]=0
622:
623: return diffs
624:
625:
1.33 casties 626: def zptFile(self, path, orphaned=False):
1.29 casties 627: """returns a page template file from the product"""
1.33 casties 628: if orphaned:
1.34 casties 629: # unusual case
1.33 casties 630: pt=PageTemplateFile(os.path.join(package_home(globals()), path))
631: else:
632: pt=PageTemplateFile(os.path.join(package_home(globals()), path)).__of__(self)
1.29 casties 633: return pt
1.25 dwinter 634:
635:
1.33 casties 636: def findObjectPath(startobject, filename):
1.34 casties 637: """returns the object with the name filename starting at startobject"""
1.33 casties 638: if startobject is None:
639: return None
1.25 dwinter 640: paths = filename.split('/')
1.33 casties 641: object = startobject
1.25 dwinter 642: for path in paths:
643: if hasattr(object, path):
644: object = getattr(object, path)
645: else:
646: object = None
647: break
1.33 casties 648: return object
649:
650:
651: def zptObjectOrFile(self, filename, localdir='zpt', orphaned=False):
652: """returns a page template instance or a file from the product"""
653: # look for an object called path
654: pt = findObjectPath(self, filename)
1.34 casties 655: # the object should also not be a python function
656: if (pt is None) or isinstance(pt, types.FunctionType):
1.33 casties 657: # get a ZPT file
658: pt = zptFile(self, localdir+'/'+filename, orphaned=orphaned)
659: return pt
660:
661:
662: def sendFile(self, filename, type):
663: """sends an object or a local file (in the product) as response"""
664: # look for an object called filename
665: object = findObjectPath(self, filename)
1.25 dwinter 666: if object:
667: # if the object exists then send it
668: return object.index_html(self.REQUEST.REQUEST, self.REQUEST.RESPONSE)
669: else:
670: # send a local file with the given content-type
671: fn = os.path.join(package_home(globals()), filename)
672: self.REQUEST.RESPONSE.setHeader("Content-Type", type)
673: self.REQUEST.RESPONSE.write(file(fn).read())
674: return
675:
1.29 casties 676:
1.25 dwinter 677: class BrowserCheck:
678: """check the browsers request to find out the browser type"""
679:
680: def __init__(self, zope):
681: """initialisiere"""
682: self.ua = zope.REQUEST.get_header("HTTP_USER_AGENT")
1.29 casties 683: self.isN4 = False
684: self.isIE = False
685: if string.find(self.ua, 'MSIE') > -1:
686: self.isIE = True
687: else:
688: self.isN4 = string.find(self.ua, 'Mozilla/4.') > -1
689: try:
690: self.nav = self.ua[string.find(self.ua, '('):]
691: ie = string.split(self.nav, "; ")[1]
692: if string.find(ie, "MSIE") > -1:
693: self.versIE = string.split(ie, " ")[1]
694: except: pass
1.25 dwinter 695: self.isMac = string.find(self.ua, 'Macintosh') > -1
696: self.isWin = string.find(self.ua, 'Windows') > -1
697: self.isIEWin = self.isIE and self.isWin
698: self.isIEMac = self.isIE and self.isMac
699:
700:
701: def writeMetadata(url,metadict,project=None,startpage=None,xslt=None,thumbtemplate=None,topbar=None,digiLibTemplate=None,xmlfrag=None,digiliburlprefix=None):
702: """Einlesen der Metadaten und und erstellen des geaenderten XML file"""
703:
704: def updateTextToolNode(tag,value):
1.39 dwinter 705:
1.25 dwinter 706: metanode=dom.getElementsByTagName('texttool')[0]
707: try:
708: nodeOld=metanode.getElementsByTagName(tag)
709: except:
710: nodeOld=None
711:
712: if nodeOld:
713: metanode.removeChild(nodeOld[0]).unlink()
714:
715: node=dom.createElement(tag)
716: nodetext=dom.createTextNode(value)
717: node.appendChild(nodetext)
718: metanode.appendChild(node)
719:
720: if xmlfrag:
721: geturl="""<?xml version="1.0" ?>
722: <resource type="MPIWG">
723: <meta>
724: <bib type="Book">
725: </bib>
726: </meta>
727: </resource>"""
728: dom=xml.dom.minidom.parseString(geturl)
729: else:
730: try:
731: geturl=""
1.30 dwinter 732: for line in urlopen(url).readlines():
1.25 dwinter 733: geturl=geturl+line
734:
735:
736: except:
1.30 dwinter 737: return (None,"XCannot open: "+url)
1.25 dwinter 738:
739: try:
740: dom=xml.dom.minidom.parseString(geturl)
741: except:
742: return (None,"Cannot parse: "+url+"<br>"+geturl)
743:
744:
745:
746: metanodes=dom.getElementsByTagName('bib')
747:
748: if not metanodes:
749: metanodes=dom.getElementsByTagName('archimedes')
750:
751: metanode=metanodes[0]
752:
753: for metaData in metadict.keys():
754:
755: try:
756: nodeOld=metanode.getElementsByTagName(metaData)
757: except:
758: nodeOld=None
759:
760: if nodeOld:
761: metanode.removeChild(nodeOld[0]).unlink()
762: else:
763: # try also old writing rule - instead of _:
764: try:
765: nodeOld=metanode.getElementsByTagName(re.sub('_','-',metaData))
766: except:
767: nodeOld=None
768:
769: if nodeOld:
770: metanode.removeChild(nodeOld[0]).unlink()
771:
772: metanodeneu=dom.createElement(metaData)
773: metanodetext=dom.createTextNode(metadict[metaData])
774: #try:
775: #metanodetext=dom.createTextNode(unicode(metadict[metaData],"utf-8"))
776: #except:
777: #metanodetext=dom.createTextNode(metadict[metaData].encode('utf-8'))
778: metanodeneu.appendChild(metanodetext)
779: metanode.appendChild(metanodeneu)
780:
781:
782:
783:
784:
785: if project:
786: updateTextToolNode('project',project)
787:
788: if startpage:
789: updateTextToolNode('startpage',startpage)
790:
791: if topbar:
792: updateTextToolNode('toptemplate',topbar)
793:
794: if thumbtemplate:
795: updateTextToolNode('thumbtemplate',thumbtemplate)
796:
797: if xslt:
798: updateTextToolNode('xslt',xslt)
799:
800:
801: if digiliburlprefix:
802: updateTextToolNode('digiliburlprefix',digiliburlprefix)
803:
804: try:
805: return dom.toxml().encode('utf-8')
806: except:
807: return dom.toxml('utf-8')
808:
809:
810:
811: def readMetadata(url):
812: """Methode zum Auslesen der Metadateninformation zu einer Resource
813: Vorerst noch Typ bib"""
814:
815: metadict={}
1.30 dwinter 816:
1.25 dwinter 817: try:
818: geturl=""
1.30 dwinter 819: for line in urlopen(url).readlines():
1.25 dwinter 820: geturl=geturl+line
821:
822:
823: except:
824: return (None,"Cannot open: "+url)
825:
826: try:
827: dom=xml.dom.minidom.parseString(geturl)
828: except:
1.30 dwinter 829: return (None,"Cannot parse: "+url+"<br>"+geturl)
1.25 dwinter 830:
831: metanode=dom.getElementsByTagName('bib')
832: metadict['bib_type']='Book'
833: if len(metanode)==0:
834: metanode=dom.getElementsByTagName('archimedes')
835: metadict['bib_type']='Archimedes'
836:
837:
838: if not len(metanode)==0:
839: metacontent=metanode[0].childNodes
840:
841: try:
842: metadict['bib_type']=getText(dom.getElementsByTagName('bib')[0].attributes['type'].childNodes)
843: except:
844: """nothing"""
845:
846: for node in metacontent:
1.30 dwinter 847: try:
848: #print urllib.unquote(getText(node.childNodes)),getText(node.childNodes)
1.40 dwinter 849: #metadict[re.sub('-','_',node.tagName.lower())]=urllib.unquote(getText(node.childNodes))
850: metadict[re.sub('-','_',node.tagName.lower())]=getText(node.childNodes)
851:
1.30 dwinter 852: except:
853: """nothing"""
1.25 dwinter 854:
855:
856: return metadict,""
857:
1.29 casties 858:
859: class MapArea(SimpleItem):
860: """simple class to hold coordinates"""
861:
862: meta_type = 'MapArea'
863: # Create a SecurityInfo for this class.
864: security = ClassSecurityInfo()
865: security.setDefaultAccess("allow")
866: # type constants
867: TYPE_AREA = 'area'
868: TYPE_ARROW = 'arrow'
869:
870: def __init__(self, id, coords, label=None, type=None, text=None):
871: """init"""
872: self.coords = coords[0:4]
873: if len(coords) > 4:
874: self.angle = coords[4]
875: else:
876: self.angle = 0
877: self.id = id
878: self.label = label
879: self.setType(type)
880: self.text = text
881:
882: def setCoords(self, coords):
883: """sets the coords"""
884: self.coords = coords
885:
886: def getCoordString(self):
887: """returns coordinates as a string"""
888: return string.join(self.coords, ',')
889:
890: def setCoordString(self, coordstring):
891: """sets coordinates from a string"""
892: coords = string.split(coordstring, ',')
893: self.coords = [c.strip() for c in coords]
894:
895: def getFullId(self, prefix=None):
896: """returns the id with prefixed parent id"""
897: if prefix is None:
898: if hasattr(self, 'aq_parent'):
899: prefix = self.aq_parent.id
900: else:
901: prefix = "id"
902: fid = prefix + "." + self.id
903: return fid
904:
905: def getType(self):
906: """returns the type"""
907: return self.type
908:
909: def setType(self, type):
910: """sets the type"""
911: if type == MapArea.TYPE_ARROW:
912: self.type = MapArea.TYPE_ARROW
913: elif type == MapArea.TYPE_AREA:
914: self.type = MapArea.TYPE_AREA
915: else:
916: self.type = MapArea.TYPE_AREA
917:
918: def isTypeArea(self):
919: """returns if the type is area"""
920: return self.type == MapArea.TYPE_AREA
921:
922: def isTypeArrow(self):
923: """returns if the type is arrow"""
924: return self.type == MapArea.TYPE_ARROW
925:
926: def getAngle(self):
927: """returns the angle"""
928: return self.angle
929:
930: def setAngle(self, angle):
931: """sets the angle"""
932: self.angle = angle
933:
934: def getText(self):
935: """returns the popup text"""
936: if self.text is None:
937: if hasattr(self, 'aq_parent'):
938: parent = self.aq_parent
939: if parent.contentType == 'text-popup':
940: return parent.description
941: return self.text
942:
943: def setText(self, text):
944: """sets the text"""
945: self.text = text
946:
947: def getLabel(self):
948: """returns the link label"""
949: if self.label is None:
950: if hasattr(self, 'aq_parent'):
951: return self.aq_parent.label or self.aq_parent.id
952: return self.label
953:
954: def setLabel(self, label):
955: """sets the label"""
956: self.label = label
957:
958: def getLinkId(self):
959: if hasattr(self, 'aq_parent'):
960: return self.aq_parent.id
961: return self.id
962:
963:
964: # call this to initialize framework classes, which
965: # does the right thing with the security assertions.
966: Globals.InitializeClass(MapArea)
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