def data_edit(request, hash):
chart = Chart.get_by_id(pretty_decode(hash))
if chart.user != request.g_app_user:
return HttpResponse("nacho chart")
if request.method == "POST":
old_dataset = chart.data or None
if chart.data:
fs = DataRowFormSet(data=request.POST, instances=chart.data.data_rows)
else:
fs = DataRowFormSet(data=request.POST)
if fs.is_valid():
keys = []
for form in fs.forms:
if hasattr(form, "cleaned_data"):
dr = DataRow(**form.cleaned_data)
keys.append(dr.save())
version = old_dataset.version + 1 if old_dataset else 1
cds = ChartDataSet(version=version, previous_version=old_dataset, data_rows=keys)
cds.save()
chart.data = cds
chart.has_data = True
chart.save()
return HttpResponseRedirect(reverse("chart-detail", args=(chart.get_hash(),)))
else:
if chart.data:
fs = DataRowFormSet(instances=chart.data.data_rows)
else:
fs = DataRowFormSet()
return render_to_response("charter/data_edit.html", {"formset": fs, "user": request.g_app_user})
def oembed(request):
if not request.GET.get("url"):
return HttpResponse('{"error":"No Url Provided."}')
url_parts = urlparse(request.GET.get("url"))
keys = url_parts.path.split("/")
for i in range(len(keys)):
if len(keys[i]) and keys[i][-1] == "+": # stats
keys[i] = keys[i][:-1]
chart = Chart.get_by_id(pretty_decode(keys[1]))
chart.counter += 1
chart.put()
if len(keys) > 3:
version = ChartDataSet.get(keys[2])
perma = reverse("chart-detail-version", args=(pretty_decocde(keys[1]), keys[2]))
else:
version = chart.data
perma = reverse("chart-detail", args=(pretty_decode(keys[1]),))
graph_url, graph = get_graph(version, _cht[chart.chart_type], 600, 480)
oembed = {
"version": str(version.version),
"type": "photo",
"width": 600,
"height": 480,
"title": chart.name,
"url": graph_url,
"author": chart.user.email(),
"provider_name": "Permachart",
"provier_url": "http://permachart.appengine.com",
}
return HttpResponse(json.dumps(oembed, sort_keys=True, indent=4), mimetype="application/javascript")
def chart_resource_version(request, hash, version_key=None):
chart = Chart.get_by_hash(hash)
if not version_key:
version = chart.data
else:
version = ChartDataSet.get(version_key)
chart.incrementCounter()
return HttpResponseRedirect(chart.small_chart_url(data=version))
def chart_detail_version(request, hash, version_key):
chart = Chart.get_by_id(pretty_decode(hash))
version = ChartDataSet.get(version_key)
graph_url, graph = get_graph(version, _cht[chart.chart_type])
return render_to_response(
"charter/detail.html",
{
"chart": chart,
"graph": graph,
"graph_url": graph_url,
"version": version,
"version_specific": True,
"user": request.g_app_user,
},
)
def pop_data(request):
import time, random
chart_types = ["pie", "bar", "line"]
dr = DataRow(data_key="asdf", data_value=str(random.randint(0, 1000)))
dr_key = dr.put()
dr2 = DataRow(data_key="asdf2", data_value=str(random.randint(0, 1000)))
dr2_key = dr2.put()
dr3 = DataRow(data_key="asdf2", data_value=str(random.randint(0, 1000)))
dr3_key = dr3.put()
cds = ChartDataSet(version=1, data_rows=[dr_key, dr2_key])
cds.put()
cds2 = ChartDataSet(version=2, previous_version=cds, data_rows=[dr_key, dr3_key])
cds2.put()
c = Chart(name="%s" % time.time(), chart_type=chart_types[random.randint(0, 2)], data=cds2, user=request.g_app_user)
c.put()
return HttpResponseRedirect(reverse("chart-detail", args=(c.get_hash(),)))