def offers(doc, categories):
queryset = Product.objects.filter(is_visible=True, is_retail=True, quantity__gt=0, price__gt=0)
doc.write('<offers>')
for product in queryset:
try:
category_id = product.categories.filter(parent__isnull=False, id__in=categories).values_list('id', flat=True)[0]
except IndexError:
try:
category_id = product.categories.filter(parent__isnull=True, id__in=categories).values_list('id', flat=True)[0]
except IndexError:
continue
text = product.description.strip()
if text:
text = strip_tags(strip_spaces_between_tags(product.description)).strip()
text = typograph(WHITESPACE_RE.sub(' ', text))
truncator = Truncator(text)
text = truncator.chars(512)
doc.write('<offer>')
doc.write('<url>http://tomat-podarky.ru{}</url>'.format(product.get_absolute_url()))
doc.write('<price>{}</price>'.format(product.price))
doc.write('<currencyId>RUR</currencyId>')
doc.write('<categoryId>{}</categoryId>'.format(category_id))
doc.write('<delivery>true</delivery>')
doc.write('<name>')
doc.write(_(typograph(product.title)))
doc.write('</name>')
if text:
doc.write('<description>')
doc.write(_(text))
doc.write('</description>')
doc.write('</offer>\n')
doc.write('</offers>')
def _prepare_obj(instance):
response = {
'value': instance.id,
'title': typograph(instance.title),
'url': instance.get_absolute_url(),
}
photo = instance.get_main_photo()
if photo:
try:
thumb = get_thumbnailer(photo.image).get_thumbnail({
'size': (60, 60),
'crop': True,
})
response['image'] = thumb.url
except InvalidImageFormatError:
pass
return response
