def __init__ (self, token, slice_type, channels, colors=None):
"""Setup the state for this cache request"""
# set the arguments
self.token = token
self.slice_type = slice_type
self.channels = channels
self.colors = colors
self.server = settings.SERVER
self.dataset_name = getDatasetName(self.token, self.channels, self.colors, self.slice_type)
# set the datasetname
self.ds = NDDataset(self.dataset_name)
def __init__(self, token, slice_type, res, xvalue, yvalue, zvalue, tvalue, channels, colors=None):
# load a cache
self.db = CacheDB()
# cutout a a tilesize region
self.tilesize = settings.TILESIZE
# setting the server name
self.server = settings.SERVER
# take the arguments
self.token = token
self.slice_type = slice_type
self.res = res
self.xvalue = xvalue
self.yvalue = yvalue
self.zvalue = zvalue
self.tvalue = tvalue
self.channels = channels
self.colors = colors
# set the datasetname and load the data set. If it does not exist in the database then one is fetched and created.
self.ds = NDDataset(getDatasetName(self.token, self.channels, self.colors, self.slice_type))
self.getFileName()
self.tkey = tilekey.tileKey(self.ds.getDatasetId(), self.res, self.xvalue, self.yvalue, self.zvalue, self.tvalue)