skins/getPhotoContextInfos.py

   1 ##parameters=
   2 from ZTUtils import make_query as mq
   3 from Products.CMFCore.utils import getToolByName
   4 pptool = getToolByName(context, 'portal_photo_print', None)
   5 uidtool = getToolByName(context, 'portal_uidhandler')
   6 form = context.REQUEST.form
   7 portfolio = context.getParentNode()
   8 bsize = form.get('b_size',20)
   9
  10 infos = []
  11 index = 0
  12 sd = context.session_data_manager.getSessionData(create = 1)
  13 selDict = sd.get('objects_selection_dict', {})
  14 cart = sd.get('cart', None)
  15
  16 contextUid = getattr(context, 'cmf_uid', None)
  17 if contextUid is not None :
  18         contextUid = contextUid()
  19 else :
  20         uidh = getToolByName(context, 'portal_uidhandler')
  21         contextUid = uidtool.register(context)
  22 isSelected = selDict.has_key(contextUid)
  23
  24 for i, p in enumerate(portfolio.listNearestFolderContents(contentFilter={'portal_type' : ['Photo']}, sorted=True)) :
  25         if not p.size :
  26                 continue
  27         uid = getattr(p, 'cmf_uid', None)
  28         if uid is not None :
  29                 uid = uid()
  30         selected = selDict.has_key(uid)
  31         size = p.getThumbnailSize()
  32         size = {'width':int(size['width']/2.0), 'height':int(size['height']/2.0)}
  33         purl = p.absolute_url()
  34         d = {'src': '%s/getThumbnail' % purl
  35                 ,'href': purl
  36                 ,'thumbSize':size
  37                 ,'title' : p.Title()
  38                 ,'className': (selected and 'selected' or '') + ((p == context) and ' displayed' or '')
  39                 , 'index': i
  40                 }
  41         if contextUid == uid:
  42                 index = i
  43
  44         infos.append(d)
  45
  46 if pptool :
  47         buyable = bool(pptool.getPrintingOptionsFor(context))
  48         if cart and cart.locked :
  49                 buyable = False
  50 else :
  51         buyable = False
  52
  53 if index > 0 :
  54         previous = infos[index - 1]['href']
  55 else :
  56         previous = '.'
  57
  58 if index < len(infos) -1 :
  59         next = infos[index + 1]['href']
  60 else :
  61         next = '.'
  62
  63 return {'infos' : infos,
  64                 'isSelected' : isSelected,
  65                 'buyable' : buyable,
  66                 'backUrl' : '%s?%s' % (portfolio.absolute_url(), mq(pho_start = index/bsize*bsize)),
  67                 'index' : index,
  68                 'previous' : previous,
  69                 'next' : next,
  70                 'reBaseCtxUrl':'null',
  71                 'canonicalUrl':'null'}