Annotation of ECHO_content/ECHO_collection.py, revision 1.6
1.1 casties 1:
2: """Echo collection provides the classes for the ECHO content web-site.
3:
4: class ECHO_collection is the basis class for an ECHO collection.
5:
6: class ECHO_resource contains information on ECHO resources (e.g. an Display environment for Metadata
7:
8: class ECHO_externalLink contains information on externalLinks
9:
10:
11:
12: """
13: import string
14: import OFS.Image
15: from types import *
16: from OFS.Image import Image
17: from Globals import DTMLFile
18: from OFS.Folder import Folder
19: from OFS.SimpleItem import SimpleItem
20: from AccessControl import ClassSecurityInfo
21: from Globals import InitializeClass
22: from Globals import DTMLFile
23: from Products.PageTemplates.PageTemplateFile import PageTemplateFile
24: from Products.PageTemplates.PageTemplate import PageTemplate
25: from Globals import Persistent
26: from Acquisition import Implicit
27:
28:
29: import urllib
30: import xml.dom.minidom
31:
32:
1.6 ! dwinter 33: #List of different types for the graphical linking viewer
! 34: viewClassificationListMaster=['view point','area']
! 35:
! 36:
1.1 casties 37: def toList(field):
38: """Einzelfeld in Liste umwandeln"""
39: if type(field)==StringType:
40: return [field]
41: else:
42: return field
43:
44: def getText(nodelist):
45:
46: rc = ""
47: for node in nodelist:
48: if node.nodeType == node.TEXT_NODE:
49: rc = rc + node.data
50: return rc
51:
52:
53: def readMetadata(url):
54: """Methoden zum Auslesen der Metadateninformation zu einer Resource
55: Vorerst noch Typ bib"""
56:
57: metadict={}
58: try:
59: geturl=""
60: for line in urllib.urlopen(url).readlines():
61: geturl=geturl+line
62:
63:
64: except:
65: return (None,"Cannot open: "+url)
66:
67: try:
68: dom=xml.dom.minidom.parseString(geturl)
69: except:
70: return (None,"Cannot parse: "+url+"<br>"+geturl)
71:
72: metanode=dom.getElementsByTagName('bib')
73: metadict['bib_type']='Book'
74: if len(metanode)==0:
75: metanode=dom.getElementsByTagName('archimedes')
76: metadict['bib_type']='Archimedes'
77: #print "HELLO"
78:
79: if not len(metanode)==0:
80: metacontent=metanode[0].childNodes
81:
82: try:
83: metadict['bib_type']=getText(dom.getElementsByTagName('bib')[0].attributes['type'].childNodes)
84: except:
85: """nothing"""
86:
87: for node in metacontent:
88: try:
89: metadict[node.tagName.lower()]=getText(node.childNodes)
90: except:
91: """nothing"""
92:
93: #print metadict
94: return metadict,""
95:
96:
1.6 ! dwinter 97: def setECHO_CollectionInformation(self,context,science,practice,source_type,period,id,title,label,description,content_type,responsible,credits,weight,coordstrs,viewClassification=""):
1.1 casties 98:
99: """Allegemeine Informationen zu einer ECHO Collection"""
100:
1.6 ! dwinter 101: self.viewClassification=viewClassification
! 102:
1.1 casties 103: self.label = label
104: self.title=title
105: self.description=description
106: self.content_type=content_type
107: self.responsible=responsible
108: self.credits=toList(credits)
109: self.weight=weight
110:
111: self.scientific_Information.source_type=source_type
112: self.scientific_Information.period=period
113: self.scientific_Information.scientific_Classification.context=context
114: self.scientific_Information.scientific_Classification.science=science
115: self.scientific_Information.scientific_Classification.practice=practice
116:
1.5 dwinter 117: coords=[]
1.1 casties 118: #coordinates of for rectangles
1.5 dwinter 119: for coordstr in coordstrs:
120:
121: temco=coordstr.split(",")
122: #temco.append(angle)
123: coords.append(temco)
124: self.coords=coords[0:]
1.1 casties 125:
126:
127: class scientificClassification(SimpleItem,Persistent,Implicit):
128: """subclass"""
129: security=ClassSecurityInfo()
130:
131: def __init__(self,context,science,practice):
132: self.context=context
133: self.science=science
134: self.practice=practice
135: self.id="scientific_Classification"
136:
137: security.declarePublic('get_context')
138: def get_context(self):
139: return self.context
140:
141: security.declarePublic('get_science')
142: def get_science(self):
143: return self.science
144:
145: security.declarePublic('get_practice')
146: def get_practice(self):
147: return self.practice
148:
149:
150: class scientificInformation(Folder,Persistent,Implicit):
151: """subclass scientificInformation"""
152: security=ClassSecurityInfo()
153:
154:
155:
156: def __init__(self,source_type,period):
157:
158: self.id="scientific_Information"
159: self.source_type=source_type
160: self.period=period
161:
162:
163:
164: security.declarePublic('get_source_type')
165: def get_source_type(self):
166: return self.source_type
167:
168: security.declarePublic('get_period')
169: def get_period(self):
170: return self.period
171:
172:
173: class ECHO_resource(Folder):
174: """ECHO Ressource"""
175: meta_type='ECHO_resource'
176:
1.6 ! dwinter 177: viewClassificationList=viewClassificationListMaster
1.1 casties 178:
1.6 ! dwinter 179: def getViewClassification(self):
! 180: if hasattr(self,'viewClassification'):
! 181: return self.viewClassification
! 182: else:
! 183: return ""
! 184:
1.1 casties 185: def __init__(self,id,link,metalink,title,label,description,content_type,responsible,credits,weight,coords):
186:
187: self.id = id
188: """Festlegen der ID"""
189:
190: self.label = label
191: self.link= link
192: self.metalink=metalink
193: self.title=title
194: self.weight=weight
195: self.credits=toList(credits)
196: self.description=description
197: self.content_type=content_type
198: self.responsible=responsible
199: coordsnew=[ string.split(x,",") for x in coords]
200: self.coords=coordsnew
201:
1.3 dwinter 202:
203: def getCoords(self):
204: try:
1.4 dwinter 205: print
206: return [string.join(x,",") for x in self.coords]
1.3 dwinter 207: except:
208: return []
209:
1.1 casties 210:
211: def ECHO_resource_config(self):
212: """Main configuration"""
213:
214: if not hasattr(self,'weight'):
215: self.weight=""
216: if not hasattr(self,'coords'):
217: self.coords=[]
218:
219: pt=PageTemplateFile('Products/ECHO_content/ChangeECHO_resource.zpt').__of__(self)
220: return pt()
221:
222:
1.6 ! dwinter 223: def changeECHO_resource(self,metalink,link,context,science,practice,source_type,period,title,label,description,content_type,responsible,credits,weight,coords,viewClassification,RESPONSE=None):
1.1 casties 224:
225: """Änderung der Properties"""
226:
227:
1.6 ! dwinter 228: setECHO_CollectionInformation(self,context,science,practice,source_type,period,id,title,label,description,content_type,responsible,credits,weight,coords,viewClassification)
1.1 casties 229:
230:
231: self.link=link
232: self.metalink=metalink
233:
234: if RESPONSE is not None:
235: RESPONSE.redirect('manage_main')
236:
237:
238: manage_options = Folder.manage_options+(
239: {'label':'Main Config','action':'ECHO_resource_config'},
240: {'label':'Metadata','action':'ECHO_getResourceMD'},
1.3 dwinter 241: {'label':'Graphics','action':'ECHO_graphicEntry'},
1.1 casties 242: )
243:
1.3 dwinter 244: def ECHO_graphicEntry(self):
245: """DO nothing"""
246: if 'overview' in self.aq_parent.__dict__.keys():
247: pt=PageTemplateFile('Products/ECHO_content/ECHO_draw.zpt').__of__(self)
248: return pt()
249: else:
250: return "NO OVERVIEW GRAPHICS"
251:
1.4 dwinter 252: def ECHO_enterCoords(self,coordstr,angle="",RESPONSE=None):
1.3 dwinter 253: """Enter coords"""
254: coords=self.coords
1.4 dwinter 255: temco=coordstr.split(",")
256: temco.append(angle)
257: coords.append(temco)
258:
1.3 dwinter 259: self.coords=coords[0:]
260: #pt=PageTemplateFile('Products/ECHO_content/ECHO_draw.zpt').__of__(self)
261: if RESPONSE is not None:
262: RESPONSE.redirect('ECHO_graphicEntry')
263:
1.1 casties 264: def ECHO_getResourceMD(self,template="yes"):
265: """Einlesen der Metadaten und Anlegen dieser Metadaten als Informationen zur Resource"""
266: (metadict, error)=readMetadata(self.metalink)
267:
268: #print "BLA"
269:
270: if not error=="": #Fehler beim Auslesen des Metafiles
271: return "ERROR:",error
272: for key in metadict.keys():#Hinzufügen der Felder
273:
274: setattr(self,key,metadict[key].encode('ascii','replace'))
275:
276:
277: self.metadata=metadict.keys()
278: #return "BLUccssB"
279: self.label=self.generate_label()
280:
281: if template=="yes":
282: pt=PageTemplateFile('Products/ECHO_content/ECHO_resourceMD.zpt').__of__(self)
283: return pt()
284:
285: def ECHO_getMD(self,item):
286: """Ausgabe der MD"""
287: return getattr(self,item)
288:
289: def index_html(self):
290: """standard page"""
291:
292: return self.REQUEST.RESPONSE.redirect(self.link)
293:
294: def generate_label(self):
295: """Erzeugt_standard_Label aus Template"""
296: pt=getattr(self,"label_template_"+self.bib_type)
297: #return pt
298: #pt.content_type="text/html; charset=utf-8"
299: return pt()
300:
301: def manage_AddECHO_resourceForm(self):
302: """Nothing yet"""
303: pt=PageTemplateFile('Products/ECHO_content/AddECHO_resourceForm.zpt').__of__(self)
304: return pt()
305:
306:
307: def manage_AddECHO_resource(self,context,science,practice,source_type,period,id,title,label,description,content_type,responsible,link,metalink,credits,weight,coords,RESPONSE=None):
308:
309: """nothing yet"""
310: scientificClassificationObj=scientificClassification(context,science,practice)
311:
312: scientificInformationObj=scientificInformation(source_type,period)
313:
314:
315: newObj=ECHO_resource(id,link,metalink,title,label,description,content_type,responsible,credits,weight,coords)
316:
317: self._setObject(id,newObj)
318: getattr(self,id)._setObject('scientific_Information',scientificInformationObj)
319: getattr(self,id).scientific_Information._setObject('scientific_Classification',scientificClassificationObj)
320: if RESPONSE is not None:
321: RESPONSE.redirect('manage_main')
322:
323:
324: class ECHO_externalLink(Folder):
325: """Link zu einer externen Ressource"""
326: security=ClassSecurityInfo()
327: meta_type='ECHO_externalLink'
328:
329:
330: def __init__(self,id,link,title,label,description,content_type,responsible,credits,weight,coords):
331:
332: self.id = id
333: """Festlegen der ID"""
334:
335: self.credits=toList(credits)
336: self.label = label
337: self.link= link
338: self.title=title
339: self.weight=weight
340: self.description=description
341: self.content_type=content_type
342: self.responsible=responsible
343: coordsnew=[ string.split(x,",") for x in coords]
344: self.coords=coordsnew
345:
346: def ECHO_externalLink_config(self):
347: """Main configuration"""
348:
349: if not hasattr(self,'weight'):
350: self.weight=""
351: if not hasattr(self,'coords'):
352: print "HI"
353: self.coords=['']
354: print "G",self.coords
355:
356: pt=PageTemplateFile('Products/ECHO_content/ChangeECHO_externalLink.zpt').__of__(self)
357: return pt()
358:
359:
360: def changeECHO_externalLink(self,link,context,science,practice,source_type,period,title,label,description,content_type,responsible,credits,weight,coords,RESPONSE=None):
361:
362: """Änderung der Properties"""
363:
364:
365: setECHO_CollectionInformation(self,context,science,practice,source_type,period,id,title,label,description,content_type,responsible,credits,weight,coords)
366:
367:
368: self.link=link
369: if RESPONSE is not None:
370: RESPONSE.redirect('manage_main')
371:
372:
373: manage_options = Folder.manage_options+(
374: {'label':'Main Config','action':'ECHO_externalLink_config'},
375: )
376:
377: def index_html(self):
378: """standard page"""
379:
380: return self.REQUEST.RESPONSE.redirect(self.link)
381:
382: def manage_AddECHO_externalLinkForm(self):
383: """Nothing yet"""
384: pt=PageTemplateFile('Products/ECHO_content/AddECHO_externalLinkForm.zpt').__of__(self)
385: return pt()
386:
387:
388: def manage_AddECHO_externalLink(self,context,science,practice,source_type,period,id,title,label,description,content_type,responsible,link,credits,weight,coords,RESPONSE=None):
389:
390: """nothing yet"""
391: scientificClassificationObj=scientificClassification(context,science,practice)
392:
393: scientificInformationObj=scientificInformation(source_type,period)
394:
395:
396: newObj=ECHO_externalLink(id,link,title,label,description,content_type,responsible,credits,weight,coords)
397:
398: self._setObject(id,newObj)
399: getattr(self,id)._setObject('scientific_Information',scientificInformationObj)
400: getattr(self,id).scientific_Information._setObject('scientific_Classification',scientificClassificationObj)
401: if RESPONSE is not None:
402: RESPONSE.redirect('manage_main')
403:
404:
405: class ECHO_collection(Folder, Persistent, Implicit):
406: """ECHO Collection"""
407: security=ClassSecurityInfo()
408: meta_type='ECHO_collection'
409:
410:
411:
412: security.declarePublic('getCreditObject')
413: def getCreditObject(self,name):
414: """credit id to credititem"""
415: return getattr(self.partners,name)
416:
417: security.declarePublic('ECHO_generateNavBar')
418: def ECHO_generateNavBar(self):
419: """Erzeuge Navigationsbar"""
420: link=""
421: object="self"
422: ret=[]
423: path=self.getPhysicalPath()
424: for element in path:
425:
426:
427: if not element=="":
428: object+="."+element
429:
430: label=eval(object).label
431: link+="/"+element
432: if not label=="":
433: ret.append((label,link))
434: return ret
435:
436: security.declarePublic('ECHO_rerenderLinksMD')
437: def ECHO_rerenderLinksMD(self):
438: """Rerender all Links"""
439: #print "HI"
440: #return "OK"
441: for entry in self.__dict__.keys():
442: object=getattr(self,entry)
443:
444:
445: try:
446:
447: if object.meta_type == 'ECHO_resource':
448:
449: object.ECHO_getResourceMD(template="no")
450:
451: except:
452: """nothing"""
453:
454: return "Rerenderd all links to resources in: "+self.title
455:
456:
457:
458: security.declarePublic('printall')
459: def printall(self):
460: return self.scientific_information.__dict__.keys()
461:
462:
463: def getCoords(self):
464: try:
1.4 dwinter 465: print self.coords
466: return [string.join(x,",") for x in self.coords]
467:
468:
1.1 casties 469: except:
470: return []
1.3 dwinter 471:
1.1 casties 472: def __init__(self,id,title,label,description,content_type,responsible,credits,weight,sortfield,coords):
473: print "CO",coords
474:
475: self.id = id
476: """Festlegen der ID"""
477: self.credits=toList(credits)
478: self.label = label
479: self.title=title
480: self.description=description
481: self.content_type=content_type
482: self.responsible=responsible
483:
484: self.weight=weight
485: self.sortfield=sortfield
486: coordsnew=[ string.split(x,",") for x in coords]
487: self.coords=coordsnew
488:
489:
490: manage_options = Folder.manage_options+(
491: {'label':'Main Config','action':'ECHO_Collection_config'},
492: {'label':'Rerender Links','action':'ECHO_rerenderLinksMD'},
493: {'label':'Graphics','action':'ECHO_graphicEntry'},
494:
495: )
496:
497: def ECHO_graphicEntry(self):
498: """DO nothing"""
499: if 'overview' in self.aq_parent.__dict__.keys():
500: pt=PageTemplateFile('Products/ECHO_content/ECHO_draw.zpt').__of__(self)
501: return pt()
502: else:
503: return "NO OVERVIEW GRAPHICS"
504:
1.4 dwinter 505: def ECHO_enterCoords(self,coordstr,angle="",RESPONSE=None):
1.1 casties 506: """Enter coords"""
1.2 dwinter 507: coords=self.coords
1.4 dwinter 508: temco=coordstr.split(",")
509: temco.append(angle)
510: coords.append(temco)
1.2 dwinter 511: self.coords=coords[0:]
512: #pt=PageTemplateFile('Products/ECHO_content/ECHO_draw.zpt').__of__(self)
513: if RESPONSE is not None:
514: RESPONSE.redirect('ECHO_graphicEntry')
1.1 casties 515:
516:
517: security.declarePublic('ECHO_Collection_config')
518: def ECHO_Collection_config(self):
519: """Main configuration"""
520:
521: if not hasattr(self,'weight'):
522: self.weight=""
523:
524: if not hasattr(self,'sortfield'):
525: self.sortfield="weight"
526: #print "HI"
527: if not hasattr(self,'coords'):
528: self.coords=[]
529:
530: pt=PageTemplateFile('Products/ECHO_content/ChangeECHO_Collection.zpt').__of__(self)
531: return pt()
532:
533:
534: security.declarePublic('changeECHO_Collection')
535:
536: def changeECHO_Collection(self,context,science,practice,source_type,period,id,title,label,description,content_type,responsible,credits,weight,coords,sortfield="weight",RESPONSE=None):
537:
538: """Änderung der Properties"""
539:
540: coordsnew=[ string.split(x,",") for x in coords]
541: setECHO_CollectionInformation(self,context,science,practice,source_type,period,id,title,label,description,content_type,responsible,credits,weight,coordsnew)
542:
543: self.sortfield=sortfield
544:
545: if RESPONSE is not None:
546: RESPONSE.redirect('manage_main')
547:
548: security.declarePublic('index_html')
549:
550: showOverview=DTMLFile('ECHO_content_overview',globals())
551:
552:
553: def index_html(self):
554: """standard page"""
555: #print self.objectIDs()
556:
557: if 'index.html' in self.__dict__.keys():
558: return getattr(self,'index.html')()
559: elif 'overview' in self.__dict__.keys():
1.3 dwinter 560: #print "HI"
1.1 casties 561: return self.showOverview()
562:
563:
564: pt=PageTemplateFile('Products/ECHO_content/ECHO_content_standard.zpt').__of__(self)
565: pt.content_type="text/html"
566: return pt()
567:
568:
569: def getGraphicCoords(self):
570: """Give list of coordinates"""
571: subColTypes=['ECHO_collection','ECHO_externalLink','ECHO_resource']
572: ids=[]
573: for entry in self.__dict__.keys():
574: object=getattr(self,entry)
575: #print "OB:",object
576:
577: try:
1.3 dwinter 578: #print "MT:",object.meta_type
1.1 casties 579: if object.meta_type in subColTypes:
1.3 dwinter 580: #print "MT:",object.meta_type,object.getId()
1.4 dwinter 581: for coordtemp in object.coords:
582: if len(coordtemp)>3:
583: coord=coordtemp[0:4]
1.3 dwinter 584: if hasattr(object,'title'):
585: if not object.title=="":
586: ids.append([string.join(coord,", "),object.getId(),object.title])
587: else:
588: ids.append([string.join(coord,", "),object.getId(),object.getId()])
589: else:
590: ids.append([string.join(coord,", "),object.getId(),object.getId()])
1.1 casties 591:
592: except:
593: """nothing"""
1.2 dwinter 594: #print "IDS",ids
1.1 casties 595: return ids
596:
597: def getSubCols(self,sortfield="weight"):
598:
599: subColTypes=['ECHO_collection','ECHO_externalLink','ECHO_resource']
600: ids=[]
601: for entry in self.__dict__.keys():
602: object=getattr(self,entry)
603: #print "OB:",object
604:
605: try:
606: #print "MT:",object.meta_type
607: if object.meta_type in subColTypes:
608: ids.append(object)
609:
610: except:
611: """nothing"""
612: try:
613: sortfield=self.sortfield
614: except:
615: """nothing"""
616:
617: tmplist=[]
618: for x in ids:
619: if hasattr(x,sortfield):
620: try:
621: x=int(x)
622: except:
623: """nothing"""
624: tmp=getattr(x,sortfield)
625: else:
626: tmp=10000000
627: tmplist.append((tmp,x))
628: tmplist.sort()
629: return [x for (key,x) in tmplist]
630:
631:
632:
633:
634:
635:
636: def manage_AddECHO_collectionForm(self):
637: """Nothing yet"""
638: pt=PageTemplateFile('Products/ECHO_content/AddECHO_collectionForm.zpt').__of__(self)
639: return pt()
640:
641:
642: def manage_AddECHO_collection(self,context,science,practice,source_type,period,id,title,label,description,content_type,responsible,credits,weight,sortfield,coords,RESPONSE=None):
643:
644: """nothing yet"""
645: scientificClassificationObj=scientificClassification(context,science,practice)
646:
647: scientificInformationObj=scientificInformation(source_type,period)
648:
649:
650: newObj=ECHO_collection(id,title,label,description,content_type,responsible,credits,weight,sortfield,coords)
651:
652: self._setObject(id,newObj)
653: getattr(self,id)._setObject('scientific_Information',scientificInformationObj)
654: getattr(self,id).scientific_Information._setObject('scientific_Classification',scientificClassificationObj)
655: if RESPONSE is not None:
656: RESPONSE.redirect('manage_main')
657:
658: class ECHO_root(Folder,Persistent,Implicit):
659: """ECHO Root Folder"""
660: meta_type="ECHO_root"
661:
662: def __init__(self,id,title):
663: """init"""
664: self.id = id
665: self.title=title
666:
667: def getPartners(self):
668: """Get list of Partners. Presently only from a subfolder partners"""
669: partnerTypes=['ECHO_partner']
670: ids=[]
671: for entry in self.partners.__dict__.keys():
672: object=getattr(self.partners,entry)
673:
674: try:
675:
676: if object.meta_type in partnerTypes:
677: ids.append(object)
678:
679: except:
680: """nothing"""
681: return ids
682:
683: def getCollectionTree(self):
684: """get the collection tree (list of triples (parent,child, depth)"""
685:
686: def getCollection(object,depth=0):
687: depth+=1
688: collections=[]
689: for entry in object.__dict__.keys():
690: element=getattr(object,entry)
691: try:
692: if element.meta_type=="ECHO_collection":
693: collections.append((object,element,depth))
694: collections+=getCollection(element,depth)
695: except:
696: """nothing"""
697: return collections
698:
699:
700: return getCollection(self)
701:
702: def getCollectionTreeIds(self):
703: """Show the IDs of the Tree"""
704: ret=[]
705: for collection in self.getCollectionTree():
706: ret.append((collection[0].getId(),collection[1].getId(),collection[2]))
707: return ret
708:
709:
710:
711: def manage_AddECHO_root(self,id,title,RESPONSE=None):
712: """Add an ECHO_root"""
713: self._setObject(id,ECHO_root(id,title))
714:
715: if RESPONSE is not None:
716: RESPONSE.redirect('manage_main')
717:
718: def manage_AddECHO_rootForm(self):
719: """Nothing yet"""
720: pt=PageTemplateFile('Products/ECHO_content/AddECHO_root.zpt').__of__(self)
721: return pt()
722:
723: class ECHO_partner(Image,Persistent):
724: """ECHO Partner"""
725:
726: meta_type="ECHO_partner"
727:
728: def __init__(self, id, title,url, file, content_type='', precondition=''):
729: self.__name__=id
730: self.title=title
731: self.url=url
732: self.precondition=precondition
733:
734: data, size = self._read_data(file)
735: content_type=self._get_content_type(file, data, id, content_type)
736: self.update_data(data, content_type, size)
737:
738: manage_options = Image.manage_options+(
739: {'label':'Partner Information','action':'ECHO_partner_config'},
740: )
741:
742: def changeECHO_partner(self,url,RESPONSE=None):
743: """Change main information"""
744: self.url=url
745: if RESPONSE is not None:
746: RESPONSE.redirect('manage_main')
747:
748:
749:
750: def ECHO_partner_config(self):
751: """Main configuration"""
752: if not hasattr(self,'url'):
753: self.url=""
754: pt=PageTemplateFile('Products/ECHO_content/ChangeECHO_partner.zpt').__of__(self)
755: return pt()
756:
757:
758: manage_AddECHO_partnerForm=DTMLFile('ECHO_partnerAdd',globals(),
759: Kind='ECHO_partner',kind='ECHO_partner')
760:
761:
762:
763: def manage_AddECHO_partner(self, id, file,url, title='', precondition='', content_type='',
764: REQUEST=None):
765: """
766: Add a new ECHO_partner object.
767:
768: Creates a new ECHO_partner object 'id' with the contents of 'file'.
769: Based on Image.manage_addImage
770: """
771:
772: id=str(id)
773: title=str(title)
774: content_type=str(content_type)
775: precondition=str(precondition)
776:
777: id, title = OFS.Image.cookId(id, title, file)
778:
779: self=self.this()
780:
781: # First, we create the image without data:
782: self._setObject(id, ECHO_partner(id,title,url,'',content_type, precondition))
783:
784: # Now we "upload" the data. By doing this in two steps, we
785: # can use a database trick to make the upload more efficient.
786: if file:
787: self._getOb(id).manage_upload(file)
788: if content_type:
789: self._getOb(id).content_type=content_type
790:
791: if REQUEST is not None:
792: try: url=self.DestinationURL()
793: except: url=REQUEST['URL1']
794: REQUEST.RESPONSE.redirect('%s/manage_main' % url)
795: return id
796:
797:
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