def getFeatures():
fields = [
'id', 'acquired', 'thumbnail', 'meta_html',
'meta_json', 'meta_jsize'
] # See FIELDs order from createLayer
features = []
for item in self.scenes:
# Fields
meta_json = item['properties']
vFields = {}
vFields[fields[0]] = item['id']
vFields[fields[1]] = meta_json['acquired']
del meta_json['acquired']
vFields[fields[2]] = "Need download thumbnail"
meta_json['assets_status'] = {
'a_analytic': {
'status': '*Need calculate*'
},
'a_udm': {
'status': '*Need calculate*'
}
}
vFields[fields[
3]] = API_PlanetLabs.getHtmlTreeMetadata(
meta_json, '')
vjson = json.dumps(meta_json)
vFields[fields[4]] = vjson
vFields[fields[5]] = len(vjson)
# Geom
geomItem = item['geometry']
geomCoords = geomItem['coordinates']
if geomItem['type'] == 'Polygon':
qpolygon = map(
lambda polyline: map(
lambda item: QgsCore.QgsPoint(
item[0], item[1]), polyline),
geomCoords)
geom = QgsCore.QgsGeometry.fromMultiPolygon(
[qpolygon])
elif geomItem['type'] == 'MultiPolygon':
qmultipolygon = []
for polygon in geomCoords:
qpolygon = map(
lambda polyline: map(
lambda item: QgsCore.QgsPoint(
item[0], item[1]), polyline),
polygon)
qmultipolygon.append(qpolygon)
geom = QgsCore.QgsGeometry.fromMultiPolygon(
qmultipolygon)
else:
continue
feat = QgsCore.QgsFeature()
feat.setGeometry(geom)
atts = map(lambda item: vFields[item], fields)
feat.setAttributes(atts)
features.append(feat)
return features
def calculateAssetStatus(self):
@QtCore.pyqtSlot(dict)
def finished(response):
if self.mbcancel.isCancel:
self.messagePL = None
else:
self.messagePL = response['assets_status']
loop.quit()
r = self._startProcess(self.apiPL.kill)
if not r['isOk']:
return
iterFeat = r['iterFeat']
id_meta_json = self.layer.fieldNameIndex('meta_json')
id_meta_html = self.layer.fieldNameIndex('meta_html')
isEditable = self.layer.isEditable()
if not isEditable:
self.layer.startEditing()
totalAssets = {
'analytic': {
'images': 0,
'activate': 0
},
'udm': {
'images': 0,
'activate': 0
}
}
loop = QtCore.QEventLoop()
step = totalError = 0
for feat in iterFeat:
step += 1
self.mbcancel.step(step)
meta_json = json.loads(feat['meta_json'])
(ok, item_type) = API_PlanetLabs.getValue(meta_json, ['item_type'])
if not ok:
totalError += 1
continue
self.apiPL.getAssetsStatus(item_type, feat['id'], finished)
loop.exec_()
if self.mbcancel.isCancel or self.layerTree is None:
step -= 1
iterFeat.close()
break
meta_json['assets_status'] = self.messagePL
valuesAssets = self._getValuesAssets(meta_json['assets_status'])
self._calculateTotalAsset('analytic', valuesAssets, totalAssets)
self._calculateTotalAsset('udm', valuesAssets, totalAssets)
meta_html = API_PlanetLabs.getHtmlTreeMetadata(meta_json, '')
vjson = json.dumps(meta_json)
self.messagePL.clear()
self.messagePL = None
if not self.layer.changeAttributeValue(feat.id(), id_meta_json,
vjson):
totalError += 1
if not self.layer.changeAttributeValue(feat.id(), id_meta_html,
meta_html):
totalError += 1
self.layer.commitChanges()
if isEditable:
self.layer.startEditing()
self._endProcessing("Calculate Asset Status", totalError)
self.legendCatalogLayer.setAssetImages(totalAssets)