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