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