Annotation of ECHO_content/ECHO_helpers.py, revision 1.41
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"""
1.41 ! 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:
1.39 dwinter 398: def getSubCols(self, sortfield=None, subColTypes=displayTypes, sortFieldMD=None):
1.1 dwinter 399:
1.39 dwinter 400: def sort(x,y):
401: return cmp(x[0],y[0])
402:
1.27 dwinter 403: def sortfnc(sortfield,x,y):
1.38 dwinter 404: try:
405: xa=x[1].getMDValue(sortfield)
406: except:
407: xa=""
408: try:
409: ya=y[1].getMDValue(sortfield)
410: except:
411: ya=""
1.27 dwinter 412: return cmp(xa,ya)
413:
414: sortWithMD = lambda sortfield : (lambda x,y : sortfnc(sortfield,x,y))
1.1 dwinter 415: ids=[]
1.6 dwinter 416: displayedObjects=self.ZopeFind(self,obj_metatypes=subColTypes)
417:
418:
419: for entry in displayedObjects:
1.25 dwinter 420:
1.3 dwinter 421: object=entry[1]
1.25 dwinter 422: ids.append(object)
423:
1.39 dwinter 424: if not sortfield:
425: sortfield=getattr(self,'sortfield','weight')
426:
1.1 dwinter 427:
428: tmplist=[]
1.35 dwinter 429:
1.1 dwinter 430: for x in ids:
1.35 dwinter 431: if hasattr(x,sortfield):
432: try:
433: tmp=int(getattr(x,sortfield))
434: except:
435: tmp=getattr(x,sortfield)
436:
437: else:
438: tmp=10000000
439:
440: tmplist.append((tmp,x))
1.25 dwinter 441:
1.27 dwinter 442: if not sortFieldMD:
1.39 dwinter 443: tmplist.sort(sort)
1.27 dwinter 444: else:
445: tmplist.sort(sortWithMD(sortFieldMD))
1.35 dwinter 446:
1.1 dwinter 447: return [x for (key,x) in tmplist]
1.25 dwinter 448:
449: def ECHO_rerenderLinksMD(self,obj=None,types=['title','label']):
450: """Rerender all Links"""
451: ret=""
452:
453: if not obj:
454: obj = self
455:
456: entries=obj.ZopeFind(obj,obj_metatypes=['ECHO_resource'],search_sub=1)
457:
458: for entry in entries:
459: if entry[1].meta_type == 'ECHO_resource':
460: try:
461: entry[1].ECHO_getResourceMD(template="no")
462: if "title" in types:
463: entry[1].generate_title()
464: if "label" in types:
465: entry[1].generate_label()
466: ret+="OK:"+entry[0]+"-- "+entry[1].getTitle().decode('utf-8')+"-- "+entry[1].getTitle().decode('utf-8')+"<br>"
467: except:
468: ret+="Error:"+entry[0]+"<br>"
469:
470:
471:
472:
473: return "<html><body>"+ret+"Rerenderd all links to resources in: "+self.title+"</html></body>"
474:
475: def reloadMetaDataFromStorage(self,RESPONSE=None):
476: """copy metadata from the storage to ECHO"""
477: ret=""
478: resources=self.ZopeFind(self,obj_metatypes=['ECHO_resource'],search_sub=1)
479:
480: for resource in resources:
481: x=str(resource[1].copyIndex_meta2echo_resource())+"<br>"
482: ret+=x
483:
484: if RESPONSE is not None:
485: #RESPONSE.redirect('./manage_main')
486: return "<html><body>"+ret+"</html></body>"
487:
488: return ret
489:
490: def getRDFDescription(self,linkURL,urn=None,nameDef=None,typeName=None):
491: """rdf"""
492:
493: ret=""
494: about="""<RDF:Description RDF:about="%s">"""
495: name="""<ECHONAVIGATION:name>%s</ECHONAVIGATION:name>"""
496: link="""<ECHONAVIGATION:link xlink:href="%s">%s</ECHONAVIGATION:link>"""
497: clickable="""<ECHONAVIGATION:linkClickable>%s</ECHONAVIGATION:linkClickable>"""
498: #link="""<ECHONAVIGATION:link RDF:about="%s"/>"""
499: type="""<ECHONAVIGATION:type>%s</ECHONAVIGATION:type>"""
500: #xlink="""<ECHONAVIGATION:xlink xlink:href="%s"/>"""
501: if not urn:
502: #urn="urn:"+re.sub('/',':',self.absolute_url())
503: urn=self.absolute_url()
504: about2=about%urn
505: if not nameDef:
506: if hasattr(self,'label') and not (self.label==""):
507: name2=name%self.label
508: elif not self.title=="":
509: name2=name%self.title
510: else:
511: name2=name%self.getId()
512:
513: name2=re.sub('&','&',name2)
514: else:
515: name2=name%nameDef
516:
517: linkURL=re.sub('http:','',linkURL)
518: linkURL2=re.sub('&','&',linkURL)
519: link2=link%(("http:"+linkURL2),("http:"+urllib.quote(linkURL)))
520: clickable2=clickable%"true"
521:
522: if not typeName:
523: type2=type%self.meta_type
524: else:
525: type2=type%typeName
526:
527: #ret=about2+"\n"+name2+"\n"+link2+"\n"+type2+"\n"+clickable2+"\n</RDF:Description>"
528: ret=about2+"\n"+name2+"\n"+type2+"\n"+clickable2+"\n</RDF:Description>"
529: return ret
530:
531: def getCopyrightsFromForm(self,argv):
532: medias={}
533: partners={}
534: copyrights={}
535:
536: copyrightsFinal=[]
537: for arg in argv.keys():
538:
539: if arg[0:5]=='media':
540: nm=int(arg[5:])
541: medias[nm]=argv[arg]
542: elif arg[0:5]=='partn':
543: nm=int(arg[5:])
544: partners[nm]=argv[arg]
545: elif arg[0:5]=='copyr':
546: nm=int(arg[5:])
547: copyrights[nm]=argv[arg]
548:
549:
550:
551: copyrightsList=[(medias[nm],partners[nm],copyrights[nm]) for nm in medias.keys()]
552: for copyright in copyrightsList:
553:
554: if copyright[2]=='institution0000':
555: copyrightsFinal.append((copyright[0],copyright[1],self.getPartnerCopyright(copyright[1],'')))
556: else:
557: if not copyright[0]=='':
558: copyrightsFinal.append(copyright)
559:
560:
561: return copyrightsFinal
562:
563: #List of different types for the graphical linking viewer
564: viewClassificationListMaster=['view point','area']
565:
566:
567: def checkDiffs(self,metadict):
568: """check differences"""
569:
570:
571:
572:
573: def NoneToEmpty(obj):
574: if obj:
575: return obj
576: else:
577: return ""
578:
579:
580:
581: diffs={}
582:
583: tags=self.findTagsFromMapping(self.contentType)
584: self.referencetypes=tags[2]
585: self.fields=tags[3]
586:
587:
588: for field in tags[1]:
589: try:
590: if (NoneToEmpty(self.getFieldValue(self.getFieldTag(tags,field)))==metadict[self.getFieldTag(tags,field)]):
591: diffs[self.getFieldTag(tags,field)]=1
592: else:
593:
594: diffs[self.getFieldTag(tags,field)]=0
595: except:
596: diffs[self.getFieldTag(tags,field)]=0
597:
598: return diffs
599:
600:
1.33 casties 601: def zptFile(self, path, orphaned=False):
1.29 casties 602: """returns a page template file from the product"""
1.33 casties 603: if orphaned:
1.34 casties 604: # unusual case
1.33 casties 605: pt=PageTemplateFile(os.path.join(package_home(globals()), path))
606: else:
607: pt=PageTemplateFile(os.path.join(package_home(globals()), path)).__of__(self)
1.29 casties 608: return pt
1.25 dwinter 609:
610:
1.33 casties 611: def findObjectPath(startobject, filename):
1.34 casties 612: """returns the object with the name filename starting at startobject"""
1.33 casties 613: if startobject is None:
614: return None
1.25 dwinter 615: paths = filename.split('/')
1.33 casties 616: object = startobject
1.25 dwinter 617: for path in paths:
618: if hasattr(object, path):
619: object = getattr(object, path)
620: else:
621: object = None
622: break
1.33 casties 623: return object
624:
625:
626: def zptObjectOrFile(self, filename, localdir='zpt', orphaned=False):
627: """returns a page template instance or a file from the product"""
628: # look for an object called path
629: pt = findObjectPath(self, filename)
1.34 casties 630: # the object should also not be a python function
631: if (pt is None) or isinstance(pt, types.FunctionType):
1.33 casties 632: # get a ZPT file
633: pt = zptFile(self, localdir+'/'+filename, orphaned=orphaned)
634: return pt
635:
636:
637: def sendFile(self, filename, type):
638: """sends an object or a local file (in the product) as response"""
639: # look for an object called filename
640: object = findObjectPath(self, filename)
1.25 dwinter 641: if object:
642: # if the object exists then send it
643: return object.index_html(self.REQUEST.REQUEST, self.REQUEST.RESPONSE)
644: else:
645: # send a local file with the given content-type
646: fn = os.path.join(package_home(globals()), filename)
647: self.REQUEST.RESPONSE.setHeader("Content-Type", type)
648: self.REQUEST.RESPONSE.write(file(fn).read())
649: return
650:
1.29 casties 651:
1.25 dwinter 652: class BrowserCheck:
653: """check the browsers request to find out the browser type"""
654:
655: def __init__(self, zope):
656: """initialisiere"""
657: self.ua = zope.REQUEST.get_header("HTTP_USER_AGENT")
1.29 casties 658: self.isN4 = False
659: self.isIE = False
660: if string.find(self.ua, 'MSIE') > -1:
661: self.isIE = True
662: else:
663: self.isN4 = string.find(self.ua, 'Mozilla/4.') > -1
664: try:
665: self.nav = self.ua[string.find(self.ua, '('):]
666: ie = string.split(self.nav, "; ")[1]
667: if string.find(ie, "MSIE") > -1:
668: self.versIE = string.split(ie, " ")[1]
669: except: pass
1.25 dwinter 670: self.isMac = string.find(self.ua, 'Macintosh') > -1
671: self.isWin = string.find(self.ua, 'Windows') > -1
672: self.isIEWin = self.isIE and self.isWin
673: self.isIEMac = self.isIE and self.isMac
674:
675:
676: def writeMetadata(url,metadict,project=None,startpage=None,xslt=None,thumbtemplate=None,topbar=None,digiLibTemplate=None,xmlfrag=None,digiliburlprefix=None):
677: """Einlesen der Metadaten und und erstellen des geaenderten XML file"""
678:
679: def updateTextToolNode(tag,value):
1.39 dwinter 680:
1.25 dwinter 681: metanode=dom.getElementsByTagName('texttool')[0]
682: try:
683: nodeOld=metanode.getElementsByTagName(tag)
684: except:
685: nodeOld=None
686:
687: if nodeOld:
688: metanode.removeChild(nodeOld[0]).unlink()
689:
690: node=dom.createElement(tag)
691: nodetext=dom.createTextNode(value)
692: node.appendChild(nodetext)
693: metanode.appendChild(node)
694:
695: if xmlfrag:
696: geturl="""<?xml version="1.0" ?>
697: <resource type="MPIWG">
698: <meta>
699: <bib type="Book">
700: </bib>
701: </meta>
702: </resource>"""
703: dom=xml.dom.minidom.parseString(geturl)
704: else:
705: try:
706: geturl=""
1.30 dwinter 707: for line in urlopen(url).readlines():
1.25 dwinter 708: geturl=geturl+line
709:
710:
711: except:
1.30 dwinter 712: return (None,"XCannot open: "+url)
1.25 dwinter 713:
714: try:
715: dom=xml.dom.minidom.parseString(geturl)
716: except:
717: return (None,"Cannot parse: "+url+"<br>"+geturl)
718:
719:
720:
721: metanodes=dom.getElementsByTagName('bib')
722:
723: if not metanodes:
724: metanodes=dom.getElementsByTagName('archimedes')
725:
726: metanode=metanodes[0]
727:
728: for metaData in metadict.keys():
729:
730: try:
731: nodeOld=metanode.getElementsByTagName(metaData)
732: except:
733: nodeOld=None
734:
735: if nodeOld:
736: metanode.removeChild(nodeOld[0]).unlink()
737: else:
738: # try also old writing rule - instead of _:
739: try:
740: nodeOld=metanode.getElementsByTagName(re.sub('_','-',metaData))
741: except:
742: nodeOld=None
743:
744: if nodeOld:
745: metanode.removeChild(nodeOld[0]).unlink()
746:
747: metanodeneu=dom.createElement(metaData)
748: metanodetext=dom.createTextNode(metadict[metaData])
749: #try:
750: #metanodetext=dom.createTextNode(unicode(metadict[metaData],"utf-8"))
751: #except:
752: #metanodetext=dom.createTextNode(metadict[metaData].encode('utf-8'))
753: metanodeneu.appendChild(metanodetext)
754: metanode.appendChild(metanodeneu)
755:
756:
757:
758:
759:
760: if project:
761: updateTextToolNode('project',project)
762:
763: if startpage:
764: updateTextToolNode('startpage',startpage)
765:
766: if topbar:
767: updateTextToolNode('toptemplate',topbar)
768:
769: if thumbtemplate:
770: updateTextToolNode('thumbtemplate',thumbtemplate)
771:
772: if xslt:
773: updateTextToolNode('xslt',xslt)
774:
775:
776: if digiliburlprefix:
777: updateTextToolNode('digiliburlprefix',digiliburlprefix)
778:
779: try:
780: return dom.toxml().encode('utf-8')
781: except:
782: return dom.toxml('utf-8')
783:
784:
785:
786: def readMetadata(url):
787: """Methode zum Auslesen der Metadateninformation zu einer Resource
788: Vorerst noch Typ bib"""
789:
790: metadict={}
1.30 dwinter 791:
1.25 dwinter 792: try:
793: geturl=""
1.30 dwinter 794: for line in urlopen(url).readlines():
1.25 dwinter 795: geturl=geturl+line
796:
797:
798: except:
799: return (None,"Cannot open: "+url)
800:
801: try:
802: dom=xml.dom.minidom.parseString(geturl)
803: except:
1.30 dwinter 804: return (None,"Cannot parse: "+url+"<br>"+geturl)
1.25 dwinter 805:
806: metanode=dom.getElementsByTagName('bib')
807: metadict['bib_type']='Book'
808: if len(metanode)==0:
809: metanode=dom.getElementsByTagName('archimedes')
810: metadict['bib_type']='Archimedes'
811:
812:
813: if not len(metanode)==0:
814: metacontent=metanode[0].childNodes
815:
816: try:
817: metadict['bib_type']=getText(dom.getElementsByTagName('bib')[0].attributes['type'].childNodes)
818: except:
819: """nothing"""
820:
821: for node in metacontent:
1.30 dwinter 822: try:
823: #print urllib.unquote(getText(node.childNodes)),getText(node.childNodes)
1.40 dwinter 824: #metadict[re.sub('-','_',node.tagName.lower())]=urllib.unquote(getText(node.childNodes))
825: metadict[re.sub('-','_',node.tagName.lower())]=getText(node.childNodes)
826:
1.30 dwinter 827: except:
828: """nothing"""
1.25 dwinter 829:
830:
831: return metadict,""
832:
1.29 casties 833:
834: class MapArea(SimpleItem):
835: """simple class to hold coordinates"""
836:
837: meta_type = 'MapArea'
838: # Create a SecurityInfo for this class.
839: security = ClassSecurityInfo()
840: security.setDefaultAccess("allow")
841: # type constants
842: TYPE_AREA = 'area'
843: TYPE_ARROW = 'arrow'
844:
845: def __init__(self, id, coords, label=None, type=None, text=None):
846: """init"""
847: self.coords = coords[0:4]
848: if len(coords) > 4:
849: self.angle = coords[4]
850: else:
851: self.angle = 0
852: self.id = id
853: self.label = label
854: self.setType(type)
855: self.text = text
856:
857: def setCoords(self, coords):
858: """sets the coords"""
859: self.coords = coords
860:
861: def getCoordString(self):
862: """returns coordinates as a string"""
863: return string.join(self.coords, ',')
864:
865: def setCoordString(self, coordstring):
866: """sets coordinates from a string"""
867: coords = string.split(coordstring, ',')
868: self.coords = [c.strip() for c in coords]
869:
870: def getFullId(self, prefix=None):
871: """returns the id with prefixed parent id"""
872: if prefix is None:
873: if hasattr(self, 'aq_parent'):
874: prefix = self.aq_parent.id
875: else:
876: prefix = "id"
877: fid = prefix + "." + self.id
878: return fid
879:
880: def getType(self):
881: """returns the type"""
882: return self.type
883:
884: def setType(self, type):
885: """sets the type"""
886: if type == MapArea.TYPE_ARROW:
887: self.type = MapArea.TYPE_ARROW
888: elif type == MapArea.TYPE_AREA:
889: self.type = MapArea.TYPE_AREA
890: else:
891: self.type = MapArea.TYPE_AREA
892:
893: def isTypeArea(self):
894: """returns if the type is area"""
895: return self.type == MapArea.TYPE_AREA
896:
897: def isTypeArrow(self):
898: """returns if the type is arrow"""
899: return self.type == MapArea.TYPE_ARROW
900:
901: def getAngle(self):
902: """returns the angle"""
903: return self.angle
904:
905: def setAngle(self, angle):
906: """sets the angle"""
907: self.angle = angle
908:
909: def getText(self):
910: """returns the popup text"""
911: if self.text is None:
912: if hasattr(self, 'aq_parent'):
913: parent = self.aq_parent
914: if parent.contentType == 'text-popup':
915: return parent.description
916: return self.text
917:
918: def setText(self, text):
919: """sets the text"""
920: self.text = text
921:
922: def getLabel(self):
923: """returns the link label"""
924: if self.label is None:
925: if hasattr(self, 'aq_parent'):
926: return self.aq_parent.label or self.aq_parent.id
927: return self.label
928:
929: def setLabel(self, label):
930: """sets the label"""
931: self.label = label
932:
933: def getLinkId(self):
934: if hasattr(self, 'aq_parent'):
935: return self.aq_parent.id
936: return self.id
937:
938:
939: # call this to initialize framework classes, which
940: # does the right thing with the security assertions.
941: Globals.InitializeClass(MapArea)
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