def set_tags(self, tag_labels):
from gallery.db.models import Tag
tags = []
for label in tag_labels:
t = session.query(Tag).filter(Tag.label == label).first()
if not t:
t = Tag(label)
session.add(t)
tags += [ t ]
self.tags = tags
session.flush()
def image_server(request):
# example request: /view/PHOTOKEY/width
args = request.matchdict.get('args')
if not args or len(args) < 1:
return httpexceptions.HTTPBadRequest('Missing key parameter')
key = args[0]
p = session.query(Photo).filter_by(key = key).first()
if not p:
return httpexceptions.HTTPNotFound('Could not find that image')
path = p.path
if not os.path.exists(path):
return httpexceptions.HTTPNotFound('Da plaatje ken ik nie vinde nie')
if len(args) >= 2:
scale = args[1]
try:
scale = int(scale)
except ValueError:
return httpexceptions.HTTPBadRequest('Invalid scale parameter')
if scale < 16 or scale > 1024:
return httpexceptions.HTTPBadRequest("Scale value outside acceptable range")
from StringIO import StringIO
img = Image.open(path)
b = StringIO()
img.thumbnail((scale, scale), Image.ANTIALIAS)
img.save(b, "JPEG")
b.seek(0)
pdata = b.read()
else:
pdata = open(p.path).read()
# hardcoded jpg for now
return Response(body=pdata, content_type='image/jpeg')
def find_by_tag(txt):
#.join(PhotoTag,Tag)\
q = session.query(Photo)\
.join(Photo.tags)\
.filter(Tag.label.like('%' + txt + '%'))
return q
