def clone(self, scenarioID):
'Show form to create a new item based on datasets and parameters from existing scenario'
# Make sure the user is logged in
personID = h.getPersonID()
if not personID:
return redirect(url('person_login', targetURL=h.encodeURL(request.path)))
# Make sure the user has access to the scenario
scenario = Session.query(model.Scenario).filter(model.getScopeFilter(personID)).filter(model.Scenario.id==scenarioID).first()
if not scenario:
return redirect(url('new_scenario'))
# Load
scenarioInput = scenario.input
# Prepare
c.scenario = scenario
c.metricModel = metric.getModel(request.GET.get('metricModel', scenarioInput['metric model name']))
c.metricConfiguration = scenarioInput['metric configuration']
c.networkModel = network.getModel(request.GET.get('networkModel', scenarioInput['network model name']))
c.networkConfiguration = scenarioInput['network configuration']
# Return
return render('/scenarios/new.mako')
def index(self, format='html'):
'GET /scenarios: Show all items in the collection'
# Initialize
personID = h.getPersonID()
refresh = request.GET.get('refresh', 0)
scope = request.GET.get('scope', str(model.scopePrivate))
# Load
scenarioQuery = Session.query(model.Scenario)
if not personID:
scenarioQuery = scenarioQuery.filter_by(scope=model.scopePublic)
elif scope == '-':
scenarioQuery = scenarioQuery.filter_by(owner_id=personID)
elif scope == '*':
scenarioQuery = scenarioQuery.filter(model.getScopeFilter(personID))
else:
scenarioQuery = scenarioQuery.filter_by(owner_id=personID).filter_by(scope=model.scopePrivate)
c.scenarios = scenarioQuery.options(orm.eagerload(model.Scenario.owner)).order_by(model.Scenario.when_created.desc()).all()
# If this is not a refresh request,
if not refresh:
return render('/scenarios/index.mako')
# If this is a refresh request,
else:
return render('/scenarios/scenarios.mako')
def check(self, scenarioID):
# Initialize
personID = h.getPersonID()
# Load
scenario = Session.query(model.Scenario).filter(model.Scenario.id==scenarioID).filter(model.getScopeFilter(personID)).first()
# Return
return dict(isOk=0 if not scenario or scenario.isQueued() else 1)
def show(self, id, format='html'):
'GET /scenarios/id: Show a specific item'
# If the output format is not supported,
if format not in ['html', 'zip', 'geojson', 'json']:
return 'Unsupported output format: ' + format
try:
id = int(id)
except ValueError:
return redirect(url('scenarios'))
# Load
personID = h.getPersonID()
c.scenario = Session.query(model.Scenario).filter(model.Scenario.id==id).filter(model.getScopeFilter(personID)).first()
# If user does not have access to the scenario,
if not c.scenario:
c.status = model.statusFailed
if format == 'html':
return render('/scenarios/show.mako')
elif format == 'zip':
return ''
elif format == 'geojson':
return geojson.dumps(geojson.FeatureCollection([]))
elif format == 'json':
return cjson.encode({})
# If the scenario has an error,
if c.scenario.status == model.statusFailed:
c.traceback = c.scenario.output['traceback']
c.status = model.statusFailed
if format == 'html':
return render('/scenarios/show.mako')
elif format == 'zip':
return forward(FileApp(c.scenario.getFolder() + '.zip'))
elif format == 'geojson':
return geojson.dumps(geojson.FeatureCollection([]))
elif format == 'json':
return c.scenario.exportJSON()
# If the scenario has not been processed,
if c.scenario.isQueued():
c.status = model.statusPending
if format == 'html':
return render('/scenarios/show.mako')
elif format == 'zip':
return forward(FileApp(c.scenario.getFolder() + '.zip'))
elif format == 'geojson':
return geojson.dumps(geojson.FeatureCollection([]))
elif format == 'json':
return c.scenario.exportJSON()
# Prepare
c.status = model.statusDone
c.scenarioInput = c.scenario.input
c.scenarioOutput = c.scenario.output
transform_point = geometry_store.get_transform_point(geometry_store.proj4LL, geometry_store.proj4SM)
# If the user wants HTML,
if format == 'html':
# Render scenario
c.metricModel = metric.getModel(c.scenarioInput['metric model name'])
scenarioStatistics = c.scenarioOutput['statistics']
nodeStatistics = scenarioStatistics['node']
# Prepare map
centerX, centerY = transform_point(nodeStatistics['mean longitude'], nodeStatistics['mean latitude'])
box1X, box1Y = transform_point(nodeStatistics['minimum longitude'], nodeStatistics['maximum latitude'])
box2X, box2Y = transform_point(nodeStatistics['maximum longitude'], nodeStatistics['minimum latitude'])
# Render map
datasetStore = c.scenario.getDataset()
c.mapFeatures = datasetStore.exportGeoJSON(transform_point)
c.mapCenter = '%s, %s' % (centerX, centerY)
c.mapBox = '%s, %s, %s, %s' % (box1X, box1Y, box2X, box2Y)
# Render nodes
c.nodes = list(datasetStore.cycleNodes())
c.populationQuartiles = scenarioStatistics['metric']['population quartiles']
# Render scenarios
c.scenarios = Session.query(model.Scenario).filter(model.getScopeFilter(personID)).filter(model.Scenario.status==model.statusDone).filter(model.Scenario.id!=c.scenario.id).order_by(model.Scenario.id.desc()).all()
# Return
return render('/scenarios/show.mako')
elif format == 'zip':
return forward(FileApp(c.scenario.getFolder() + '.zip'))
elif format == 'geojson':
return c.scenario.getDataset().exportGeoJSON(transform_point)
elif format == 'json':
return c.scenario.exportJSON(request.params.get('nodeID'))