def save_buildings(self, entry):
"""
Ulozi vyparsovane obrysy budov. Ke kazde budove vypocita jeji obrys.
"""
ct1 = CoordTransform(SpatialReference('WGS84'), SpatialReference(102065))
ct2 = CoordTransform(SpatialReference(102065), SpatialReference('WGS84'))
for building in self.buildings_data:
# vytvorime polygon
coords = [(i['lon'], i['lat']) for i in building['coordinates']]
if coords[0] != coords[-1]:
coords.append(coords[0])
if not coords:
logger.info('No coordinates information in KML data for %s record' % building['name'])
continue
poly = Polygon(coords, srid=4326)
# ulozime zaznam o budove do DB
b = Building.objects.create(
title = building['name'],
description = building['description'],
slug = slugify(building['name'][:99]),
entry = entry,
poly = poly
)
# vypocteme okoli budovy
b.calculate_zone(M100, ct1, ct2)
def refine_entry(self, entry):
"""
Vypilovani zaznamu o obci. Nyni aktualizujeme vsechny jeji udaje do
finalni podoby.
"""
ei = self.ei
old_entry = self.old_entry
if old_entry:
exists = True
# novy zaznam podedi nektere vlastnosti stareho zaznamu
slug = old_entry.slug # stejny slug
public = old_entry.public # viditelnost
# stary zaznam obce odstavime na vedlejsi kolej
old_entry.slug = "%s-%i" % (old_entry.slug, old_entry.id)
old_entry.public = False
old_entry.save()
else:
# pro novy zaznam vymyslime unikatni slug
slug, exists = get_unique_slug(ei['town'][:90]) # TODO: neopakuje se mi to? ta :90
if exists:
point = Point(ei['pos']['lon'], ei['pos']['lat'], srid=4326)
if Entry.objects.filter(slug__startswith=slugify(ei['town'][:90]), dpoint__distance_lte=(point, D(km=KM20))).exists():
# duplicitni zaznam s jinym zdrojem dat; tohle skryjem
public = False
else:
# jde pouze o shodu jmena obce; normalne ji zverejnime
# (slug sice bude mit cislo, ale jinak to stejne nejde)
public = True
else:
public = True
# data pro aktualizovani zaznamu Entry
data = {
'slug': slug,
'population': ei['population'] and int(ei['population']) or None,
'area': ei['area'] and int(ei['area']) or None,
'wikipedia': ei['wikipedia_url'],
'public': public,
'email': self.cleaned_data['email'],
'description': ''
}
if old_entry:
# pokud nam v "ei" datech neco chybi, doplnime to ze stareho zaznamu
data['population'] = data['population'] or old_entry.population
data['area'] = data['area'] or old_entry.area
data['wikipedia'] = data['wikipedia'] or old_entry.wikipedia
data['description'] = data['description'] or old_entry.description
# ulozeni objektu do DB
for k, v in data.iteritems():
setattr(entry, k, v)
entry.recalculate_denormalized_values(True)
entry.save()
cache.clear()
return entry, exists
def get_unique_slug(title):
"""
Vrati jedinecny slug pro zaznam Entry a priznak, jestli se musela "vypocitavat"
alternativni forma s cislem (protoze v DB uz stejny slug existuje).
"""
from hazard.geo.models import Entry
slug = slugify(title)
exists = False
if Entry.objects.filter(slug=slug).exists():
slug = "%s-%s" % (slug, "".join(random.sample(list("abcdefghjkmopqrstuvwxyz"), 10)))
exists = True
return slug, exists
def get_unique_slug(title):
"""
Vrati jedinecny slug pro zaznam Entry a priznak, jestli se musela "vypocitavat"
alternativni forma s cislem (protoze v DB uz stejny slug existuje).
"""
from hazard.geo.models import Entry
slug = slugify(title)
exists = False
if Entry.objects.filter(slug=slug).exists():
slug = "%s-%s" % (slug, ''.join(
random.sample(list('abcdefghjkmopqrstuvwxyz'), 10)))
exists = True
return slug, exists
def save_hells(self, entry):
"""
Ulozi vyparsovane body s hernami. Pro kazdou z heren zjisti seznam zon,
se kterymi je v konfliktu.
"""
times = []
buildings = list(entry.building_set.all())
for hell in self.hells_data:
# vytvorime bod
coords = [(i['lon'], i['lat']) for i in hell['coordinates']]
point = Point(hell['coordinates'][0]['lon'], hell['coordinates'][0]['lat'], srid=4326)
# ulozime zaznam o budove do DB
b = Hell.objects.create(
title = hell['name'],
description = hell['description'],
slug = slugify(hell['name'][:99]),
entry = entry,
point = point
)
# zjistime zony se kterymi ma podnik konflikt
b.calculate_conflicts(buildings)
b.calculate_uzone()