Annotation of ECHO_content/ECHO_helpers.py, revision 1.32
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
1.24 dwinter 7: from types import *
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"""
313: if type(field)==StringType:
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:
1.27 dwinter 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:
1.29 casties 583: def zptFile(self, path):
584: """returns a page template file from the product"""
585: pt=PageTemplateFile(os.path.join(package_home(globals()), path)).__of__(self)
586: return pt
1.25 dwinter 587:
588:
589: def sendFile(self, filename, type):
590: """sends an object or a local file (in the product) as response"""
591: paths = filename.split('/')
592: object = self
593: # look for an object called filename
594: for path in paths:
595: if hasattr(object, path):
596: object = getattr(object, path)
597: else:
598: object = None
599: break
600: if object:
601: # if the object exists then send it
602: return object.index_html(self.REQUEST.REQUEST, self.REQUEST.RESPONSE)
603: else:
604: # send a local file with the given content-type
605: fn = os.path.join(package_home(globals()), filename)
606: self.REQUEST.RESPONSE.setHeader("Content-Type", type)
607: self.REQUEST.RESPONSE.write(file(fn).read())
608: return
609:
1.29 casties 610:
1.25 dwinter 611: class BrowserCheck:
612: """check the browsers request to find out the browser type"""
613:
614: def __init__(self, zope):
615: """initialisiere"""
616: self.ua = zope.REQUEST.get_header("HTTP_USER_AGENT")
1.29 casties 617: self.isN4 = False
618: self.isIE = False
619: if string.find(self.ua, 'MSIE') > -1:
620: self.isIE = True
621: else:
622: self.isN4 = string.find(self.ua, 'Mozilla/4.') > -1
623: try:
624: self.nav = self.ua[string.find(self.ua, '('):]
625: ie = string.split(self.nav, "; ")[1]
626: if string.find(ie, "MSIE") > -1:
627: self.versIE = string.split(ie, " ")[1]
628: except: pass
1.25 dwinter 629: self.isMac = string.find(self.ua, 'Macintosh') > -1
630: self.isWin = string.find(self.ua, 'Windows') > -1
631: self.isIEWin = self.isIE and self.isWin
632: self.isIEMac = self.isIE and self.isMac
633:
634:
635: def writeMetadata(url,metadict,project=None,startpage=None,xslt=None,thumbtemplate=None,topbar=None,digiLibTemplate=None,xmlfrag=None,digiliburlprefix=None):
636: """Einlesen der Metadaten und und erstellen des geaenderten XML file"""
637:
638: def updateTextToolNode(tag,value):
639: #print dom,tag,value
640: metanode=dom.getElementsByTagName('texttool')[0]
641: try:
642: nodeOld=metanode.getElementsByTagName(tag)
643: except:
644: nodeOld=None
645:
646: if nodeOld:
647: metanode.removeChild(nodeOld[0]).unlink()
648:
649: node=dom.createElement(tag)
650: nodetext=dom.createTextNode(value)
651: node.appendChild(nodetext)
652: metanode.appendChild(node)
653:
654: if xmlfrag:
655: geturl="""<?xml version="1.0" ?>
656: <resource type="MPIWG">
657: <meta>
658: <bib type="Book">
659: </bib>
660: </meta>
661: </resource>"""
662: dom=xml.dom.minidom.parseString(geturl)
663: else:
664: try:
665: geturl=""
1.30 dwinter 666: for line in urlopen(url).readlines():
1.25 dwinter 667: geturl=geturl+line
668:
669:
670: except:
1.30 dwinter 671: return (None,"XCannot open: "+url)
1.25 dwinter 672:
673: try:
674: dom=xml.dom.minidom.parseString(geturl)
675: except:
676: return (None,"Cannot parse: "+url+"<br>"+geturl)
677:
678:
679:
680: metanodes=dom.getElementsByTagName('bib')
681:
682: if not metanodes:
683: metanodes=dom.getElementsByTagName('archimedes')
684:
685: metanode=metanodes[0]
686:
687: for metaData in metadict.keys():
688:
689: try:
690: nodeOld=metanode.getElementsByTagName(metaData)
691: except:
692: nodeOld=None
693:
694: if nodeOld:
695: metanode.removeChild(nodeOld[0]).unlink()
696: else:
697: # try also old writing rule - instead of _:
698: try:
699: nodeOld=metanode.getElementsByTagName(re.sub('_','-',metaData))
700: except:
701: nodeOld=None
702:
703: if nodeOld:
704: metanode.removeChild(nodeOld[0]).unlink()
705:
706: metanodeneu=dom.createElement(metaData)
707: metanodetext=dom.createTextNode(metadict[metaData])
708: #try:
709: #metanodetext=dom.createTextNode(unicode(metadict[metaData],"utf-8"))
710: #except:
711: #metanodetext=dom.createTextNode(metadict[metaData].encode('utf-8'))
712: metanodeneu.appendChild(metanodetext)
713: metanode.appendChild(metanodeneu)
714:
715:
716:
717:
718:
719: if project:
720: updateTextToolNode('project',project)
721:
722: if startpage:
723: updateTextToolNode('startpage',startpage)
724:
725: if topbar:
726: updateTextToolNode('toptemplate',topbar)
727:
728: if thumbtemplate:
729: updateTextToolNode('thumbtemplate',thumbtemplate)
730:
731: if xslt:
732: updateTextToolNode('xslt',xslt)
733:
734:
735: if digiliburlprefix:
736: updateTextToolNode('digiliburlprefix',digiliburlprefix)
737:
738: try:
739: return dom.toxml().encode('utf-8')
740: except:
741: return dom.toxml('utf-8')
742:
743:
744:
745: def readMetadata(url):
746: """Methode zum Auslesen der Metadateninformation zu einer Resource
747: Vorerst noch Typ bib"""
748:
749: metadict={}
1.30 dwinter 750:
1.25 dwinter 751: try:
752: geturl=""
1.30 dwinter 753: for line in urlopen(url).readlines():
1.25 dwinter 754: geturl=geturl+line
755:
756:
757: except:
758: return (None,"Cannot open: "+url)
759:
760: try:
761: dom=xml.dom.minidom.parseString(geturl)
762: except:
1.30 dwinter 763: return (None,"Cannot parse: "+url+"<br>"+geturl)
1.25 dwinter 764:
765: metanode=dom.getElementsByTagName('bib')
766: metadict['bib_type']='Book'
767: if len(metanode)==0:
768: metanode=dom.getElementsByTagName('archimedes')
769: metadict['bib_type']='Archimedes'
770:
771:
772: if not len(metanode)==0:
773: metacontent=metanode[0].childNodes
774:
775: try:
776: metadict['bib_type']=getText(dom.getElementsByTagName('bib')[0].attributes['type'].childNodes)
777: except:
778: """nothing"""
779:
780: for node in metacontent:
1.30 dwinter 781: try:
782: #print urllib.unquote(getText(node.childNodes)),getText(node.childNodes)
783: metadict[re.sub('-','_',node.tagName.lower())]=urllib.unquote(getText(node.childNodes))
784: except:
785: """nothing"""
1.25 dwinter 786:
787:
788: return metadict,""
789:
1.29 casties 790:
791: class MapArea(SimpleItem):
792: """simple class to hold coordinates"""
793:
794: meta_type = 'MapArea'
795: # Create a SecurityInfo for this class.
796: security = ClassSecurityInfo()
797: security.setDefaultAccess("allow")
798: # type constants
799: TYPE_AREA = 'area'
800: TYPE_ARROW = 'arrow'
801:
802: def __init__(self, id, coords, label=None, type=None, text=None):
803: """init"""
804: self.coords = coords[0:4]
805: if len(coords) > 4:
806: self.angle = coords[4]
807: else:
808: self.angle = 0
809: self.id = id
810: self.label = label
811: self.setType(type)
812: self.text = text
813:
814: def setCoords(self, coords):
815: """sets the coords"""
816: self.coords = coords
817:
818: def getCoordString(self):
819: """returns coordinates as a string"""
820: return string.join(self.coords, ',')
821:
822: def setCoordString(self, coordstring):
823: """sets coordinates from a string"""
824: coords = string.split(coordstring, ',')
825: self.coords = [c.strip() for c in coords]
826:
827: def getFullId(self, prefix=None):
828: """returns the id with prefixed parent id"""
829: if prefix is None:
830: if hasattr(self, 'aq_parent'):
831: prefix = self.aq_parent.id
832: else:
833: prefix = "id"
834: fid = prefix + "." + self.id
835: return fid
836:
837: def getType(self):
838: """returns the type"""
839: return self.type
840:
841: def setType(self, type):
842: """sets the type"""
843: if type == MapArea.TYPE_ARROW:
844: self.type = MapArea.TYPE_ARROW
845: elif type == MapArea.TYPE_AREA:
846: self.type = MapArea.TYPE_AREA
847: else:
848: self.type = MapArea.TYPE_AREA
849:
850: def isTypeArea(self):
851: """returns if the type is area"""
852: return self.type == MapArea.TYPE_AREA
853:
854: def isTypeArrow(self):
855: """returns if the type is arrow"""
856: return self.type == MapArea.TYPE_ARROW
857:
858: def getAngle(self):
859: """returns the angle"""
860: return self.angle
861:
862: def setAngle(self, angle):
863: """sets the angle"""
864: self.angle = angle
865:
866: def getText(self):
867: """returns the popup text"""
868: if self.text is None:
869: if hasattr(self, 'aq_parent'):
870: parent = self.aq_parent
871: if parent.contentType == 'text-popup':
872: return parent.description
873: return self.text
874:
875: def setText(self, text):
876: """sets the text"""
877: self.text = text
878:
879: def getLabel(self):
880: """returns the link label"""
881: if self.label is None:
882: if hasattr(self, 'aq_parent'):
883: return self.aq_parent.label or self.aq_parent.id
884: return self.label
885:
886: def setLabel(self, label):
887: """sets the label"""
888: self.label = label
889:
890: def getLinkId(self):
891: if hasattr(self, 'aq_parent'):
892: return self.aq_parent.id
893: return self.id
894:
895:
896: # call this to initialize framework classes, which
897: # does the right thing with the security assertions.
898: Globals.InitializeClass(MapArea)
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