##parameters=
from Products.CMFCore.utils import getToolByName
from Products.Portfolio.utils import translate
def _(message) : return translate(message, context).encode('utf-8')
bsize = 20
options = {}

uidh = getToolByName(context, 'portal_uidhandler')
utool = getToolByName(context, 'portal_url')
atool = getToolByName(context, 'portal_actions')
pptool = getToolByName(context, 'portal_photo_print', None)
portal_url = utool()
lightboxUrl = context.absolute_url()
portal = utool.getPortalObject()
portalDepth = len(portal.getPhysicalPath())
req = context.REQUEST
toUrl = req.physicalPathToURL
resp = req.RESPONSE
selDict = req.SESSION.get('objects_selection_dict', {})

if traverse_subpath[-1] == 'photo_view_ajax' :
	photoSubPath = traverse_subpath[:-1]
	ajax = True
else : 
	photoSubPath = traverse_subpath
	ajax = False
	
photo = portal.restrictedTraverse(photoSubPath)
photouid = uidh.register(photo)

lightboxUids = context.getUidList()

if pptool :
	buyable = bool(pptool.getPrintingOptionsFor(photo))
	sd = context.session_data_manager.getSessionData(create=1)
	cart = sd.get('cart', None)
	if cart and cart.locked :
		buyable = False
else :
	buyable = False
options['buyable'] = buyable

infos = []
posOfPhoto = 0

if ajax == True :
	try : posOfPhoto = lightboxUids.index(photouid)
	except ValueError : pass
	options['backToContextUrl'] = '%s?b_start:int=%s' % (lightboxUrl, posOfPhoto/bsize*bsize)
	relPhotoPath = '/'.join(photo.getPhysicalPath()[portalDepth:])
	lastBcUrl = '%s/lightboxcontext/%s' % (lightboxUrl, relPhotoPath)
	options['lastBcUrl'] = lastBcUrl
	meth = getattr(photo, 'photo_view_ajax_template')
	return meth(**options)


for i, uid in enumerate(lightboxUids) :
	b = uidh.getBrain(uid)
	size = b.getThumbnailSize
	size = {'width':int(size['width']/2.0), 'height':int(size['height']/2.0)}

	className = selDict.has_key(uid) and 'selected' or ''
	if uid == photouid :
		className = ('%s displayed' % className).lstrip()
		posOfPhoto = i

	relPhotoPath = '/'.join(b.getPath().split('/')[portalDepth:])
	href = '%s/lightboxcontext/%s' % (lightboxUrl, relPhotoPath)
	
	d = {'src': '%s/getThumbnail' % b.getURL()
		,'href': href
		,'thumbSize': size
		,'title' : b.Title
		,'className': className
		, 'index': i
		}
	infos.append(d)

if posOfPhoto > 0 :
	previous = infos[posOfPhoto - 1]['href']
else :
	previous = infos[0]['href']

if posOfPhoto < len(infos) -1 :
	next = infos[posOfPhoto + 1]['href']
else :
	next = infos[-1]['href']

contextInfos = {'infos':infos,
				'isSelected': selDict.has_key(photouid),
				'backUrl' : '%s?b_start:int=%s' % (lightboxUrl, posOfPhoto/bsize*bsize),
				'index' : posOfPhoto,
				'previous' : previous,
				'next' : next,
				'reBaseCtxUrl':'/^%s/' % ('%s/lightboxcontext/' % lightboxUrl).replace('/', '\/'),
				'canonicalUrl': "'%s/'" % portal_url}

options['contextInfos'] = contextInfos

# breadcrumbs customization
breadcrumbs = context.breadcrumbs()
breadcrumbs.append(
	{'id'		: photo.getId()
	 ,'title'	: photo.title_or_id()
	 , 'url'	: req.ACTUAL_URL}
)

options['breadcrumbs'] = breadcrumbs


ti = photo.getTypeInfo()
method_id = ti.queryMethodID('view', context=photo)
meth = getattr(photo, method_id)
return meth(req, resp, **options)