def get(self, request, name):
if name not in self.data_charts:
return HttpResponseNotFound()
self.chart = self.data_charts[name]
self.x_field = self.chart['x-field']
y_fields = self.chart['y-field']
self.y_fields = (y_fields, ) if type(y_fields) not in (
list, tuple) else y_fields
datas = [{
"data": [],
"label":
force_unicode(label_for_field(i, self.model, model_admin=self))
} for i in self.y_fields]
self.make_result_list()
for obj in self.result_list:
xf, attrs, value = lookup_field(self.x_field, obj, self)
for i, yfname in enumerate(self.y_fields):
yf, yattrs, yv = lookup_field(yfname, obj, self)
datas[i]["data"].append((value, yv))
option = {
'series': {
'lines': {
'show': True
},
'points': {
'show': False
}
},
'grid': {
'hoverable': True,
'clickable': True
}
}
try:
xfield = self.opts.get_field(self.x_field)
if type(xfield) in (models.DateTimeField, models.DateField,
models.TimeField):
option['xaxis'] = {'mode': "time", 'tickLength': 5}
if type(xfield) is models.DateField:
option['xaxis']['timeformat'] = "%y/%m/%d"
elif type(xfield) is models.TimeField:
option['xaxis']['timeformat'] = "%H:%M:%S"
else:
option['xaxis']['timeformat'] = "%y/%m/%d %H:%M:%S"
except Exception:
pass
option.update(self.chart.get('option', {}))
content = {'data': datas, 'option': option}
result = json.dumps(content, cls=JSONEncoder, ensure_ascii=False)
return HttpResponse(result)
def get(self, request, name):
if name not in self.data_charts:
return HttpResponseNotFound()
self.chart = self.data_charts[name]
self.x_field = self.chart['x-field']
y_fields = self.chart['y-field']
self.y_fields = (
y_fields,) if type(y_fields) not in (list, tuple) else y_fields
datas = [{"data":[], "label": force_unicode(label_for_field(
i, self.model, model_admin=self))} for i in self.y_fields]
self.make_result_list()
for obj in self.result_list:
xf, attrs, value = lookup_field(self.x_field, obj, self)
for i, yfname in enumerate(self.y_fields):
yf, yattrs, yv = lookup_field(yfname, obj, self)
datas[i]["data"].append((value, yv))
option = {'series': {'lines': {'show': True}, 'points': {'show': False}},
'grid': {'hoverable': True, 'clickable': True}}
try:
xfield = self.opts.get_field(self.x_field)
if type(xfield) in (models.DateTimeField, models.DateField, models.TimeField):
option['xaxis'] = {'mode': "time", 'tickLength': 5}
if type(xfield) is models.DateField:
option['xaxis']['timeformat'] = "%y/%m/%d"
elif type(xfield) is models.TimeField:
option['xaxis']['timeformat'] = "%H:%M:%S"
else:
option['xaxis']['timeformat'] = "%y/%m/%d %H:%M:%S"
except Exception:
pass
option.update(self.chart.get('option', {}))
content = {'data': datas, 'option': option}
result = json.dumps(content, cls=JSONEncoder, ensure_ascii=False)
return HttpResponse(result)