def all_within (self, longitude, latitude, km_radius=ixmaps.EARTH_EQUAT_RADIUS*2, set_to_render=False):
"""Create a list of carrier hotels within a given radius in km."""
point = ixmaps.ll_to_xyz(latitude, longitude)
chotel = None
chotel_tuple_list = []
# --- Create list of chotels within radius ---
for ch in self.chotels:
dist = ixmaps.distance_km(point, ch['xyz'])
if dist < km_radius:
chotel_tuple_list.append ((dist, ch))
# --- Sort chotels list ---
chotel_tuple_list.sort()
# --- Convert to non-tupple by removing distance meta-info ---
chotel_list = []
for ch in chotel_tuple_list:
chotel_list.append (ch[1])
# --- Set whether to render ---
for ch in chotel_list:
if set_to_render:
ch['networks'] = ''
ch['to_render'] = True
# print chotel_list
return chotel_list
def __init__(self, id, name, lat, long, owner):
self.id = id
self.name = name
self.lat = lat
self.long = long
if id:
self.xyz = ll_to_xyz(lat,long)
else:
self.xyz = (0.0, 0.0, 0.0)
self.owner = owner
def __init__(self, conn):
qres = conn.query("select * from chotel")
try:
id = qres.dictresult()[0]['id']
except IndexError:
raise TracerouteException, "failed to find any carrier hotels"
chotels = qres.dictresult()
for ch in chotels:
ch['xyz'] = ixmaps.ll_to_xyz(ch['lat'], ch['long'])
ch['to_render'] = False
self.chotels = chotels
self.reset()
def nearest(self, longitude, latitude, km_radius=ixmaps.EARTH_EQUAT_RADIUS*2):
"""Find the nearest carrier hotel that's within a given radius in km."""
point = ixmaps.ll_to_xyz(latitude, longitude)
max_dist = km_radius
chotel = None
for ch in self.chotels:
dist = ixmaps.distance_km(point, ch['xyz'])
if dist < max_dist:
#print ch['id'], ch['long'], ch['lat'], dist, max_dist
max_dist = dist
chotel = ch
return chotel
def set_geoloc(self, lat, long):
self.lat = lat
self.long = long
self.xyz = ll_to_xyz(lat,long)
