def create_dataset(request):
if request.method != 'POST':
#user has not filled out the upload form yet
form = NewDataSetForm()
add_formset = GeoLocationFormSet(prefix='add')
remove_formset = RemoveGeoLocationFormSet(prefix='remove')
else:
form = NewDataSetForm(request.POST, request.FILES)
add_formset = GeoLocationFormSet(request.POST, prefix='add')
remove_formset = RemoveGeoLocationFormSet(request.POST, prefix='remove')
if form.is_valid():
name = form.cleaned_data['name']
description = form.cleaned_data['description']
uploaded_files = form.cleaned_data['files']
tags = form.cleaned_data['tags']
new_dataset = DataSet.objects.create(creator=request.user, name=name, description=description, slug=slugify(name))
Tagging.objects.update_tags(tags,item=new_dataset, user=request.user)
for geoloc in _get_geolocs_from_formset(add_formset, 'add_location'):
new_dataset.geolocations.add(geoloc)
for geoloc in _get_geolocs_from_formset(remove_formset, 'remove_location'):
new_dataset.geolocations.remove(geoloc)
_add_uploaded_files(new_dataset, uploaded_files)
return HttpResponseRedirect(reverse('epic.datasets.views.view_dataset', kwargs={'item_id':new_dataset.id,'slug':new_dataset.slug}))
return render_to_response('datasets/create_dataset.html',
{'form':form, 'add_formset': add_formset, 'remove_formset':remove_formset,},
context_instance=RequestContext(request))
def create_dataset(request):
if request.method != "POST":
form = NewDataSetForm(request.user)
geoloc_add_formset = GeoLocationFormSet(prefix="add")
geoloc_remove_formset = RemoveGeoLocationFormSet(prefix="remove")
ref_formset = AcademicReferenceFormSet(prefix="reference")
author_formset = AuthorFormSet(prefix="author")
else:
form = NewDataSetForm(request.user, request.POST, request.FILES)
geoloc_add_formset = GeoLocationFormSet(request.POST, prefix="add")
geoloc_remove_formset = RemoveGeoLocationFormSet(request.POST, prefix="remove")
ref_formset = AcademicReferenceFormSet(request.POST, prefix="reference")
author_formset = AuthorFormSet(request.POST, prefix="author")
if form.is_valid() and ref_formset.is_valid() and author_formset.is_valid():
new_dataset = _save_new_dataset(form, request.user)
_save_previous_version(form, new_dataset)
_save_tags(form, new_dataset, request.user)
_save_geolocs(geoloc_add_formset, geoloc_remove_formset, new_dataset)
_save_references(ref_formset, new_dataset)
_save_authors(author_formset, new_dataset)
# If there is a readme, activate the dataset and let
# the user view the new dataset, otherwise send
# them to a page where they can specify the readme.
try:
uploaded_files = form.cleaned_data["files"]
# Raises a 'NoReadMeException' if no readme is found.
_add_uploaded_files(new_dataset, uploaded_files)
new_dataset.is_active = True
new_dataset.save()
return HttpResponseRedirect(
reverse(
"epic.datasets.views.view_dataset", kwargs={"item_id": new_dataset.id, "slug": new_dataset.slug}
)
)
except NoReadMeException:
return HttpResponseRedirect(
reverse(
"epic.datasets.views.upload_readme",
kwargs={"item_id": new_dataset.id, "slug": new_dataset.slug},
)
)
return render_to_response(
"datasets/create_dataset.html",
{
"form": form,
"geoloc_add_formset": geoloc_add_formset,
"geoloc_remove_formset": geoloc_remove_formset,
"ref_formset": ref_formset,
"author_formset": author_formset,
},
context_instance=RequestContext(request),
)
def create_dataset(request):
if request.method != 'POST':
form = NewDataSetForm(request.user)
geoloc_add_formset = GeoLocationFormSet(prefix='add')
geoloc_remove_formset = RemoveGeoLocationFormSet(prefix='remove')
ref_formset = AcademicReferenceFormSet(prefix='reference')
author_formset = AuthorFormSet(prefix='author')
else:
form = NewDataSetForm(request.user, request.POST, request.FILES)
geoloc_add_formset = GeoLocationFormSet(request.POST, prefix='add')
geoloc_remove_formset = RemoveGeoLocationFormSet(request.POST,
prefix='remove')
ref_formset = AcademicReferenceFormSet(request.POST,
prefix='reference')
author_formset = AuthorFormSet(request.POST, prefix='author')
if form.is_valid() and ref_formset.is_valid() \
and author_formset.is_valid():
new_dataset = _save_new_dataset(form, request.user)
_save_previous_version(form, new_dataset)
_save_tags(form, new_dataset, request.user)
_save_geolocs(geoloc_add_formset,
geoloc_remove_formset,
new_dataset)
_save_references(ref_formset, new_dataset)
_save_authors(author_formset, new_dataset)
# If there is a readme, activate the dataset and let
# the user view the new dataset, otherwise send
# them to a page where they can specify the readme.
try:
uploaded_files = form.cleaned_data['files']
# Raises a 'NoReadMeException' if no readme is found.
_add_uploaded_files(new_dataset, uploaded_files)
new_dataset.is_active = True
new_dataset.save()
return HttpResponseRedirect(
reverse('epic.datasets.views.view_dataset',
kwargs={'item_id':new_dataset.id,
'slug':new_dataset.slug}))
except NoReadMeException:
return HttpResponseRedirect(
reverse('epic.datasets.views.upload_readme',
kwargs={'item_id':new_dataset.id,
'slug':new_dataset.slug}))
return render_to_response('datasets/create_dataset.html',
{'form': form,
'geoloc_add_formset': geoloc_add_formset,
'geoloc_remove_formset': geoloc_remove_formset,
'ref_formset': ref_formset,
'author_formset': author_formset},
context_instance=RequestContext(request))
def create_dataset(request):
if request.method != 'POST':
#user has not filled out the upload form yet
form = NewDataSetForm(request.user)
add_formset = GeoLocationFormSet(prefix='add')
remove_formset = RemoveGeoLocationFormSet(prefix='remove')
else:
form = NewDataSetForm(request.user, request.POST, request.FILES)
add_formset = GeoLocationFormSet(request.POST, prefix='add')
remove_formset = RemoveGeoLocationFormSet(request.POST,
prefix='remove')
if form.is_valid():
name = form.cleaned_data['name']
description = form.cleaned_data['description']
uploaded_files = form.cleaned_data['files']
tags = form.cleaned_data['tags']
previous_version = form.cleaned_data['previous_version']
new_dataset = DataSet.objects.create(creator=request.user,
name=name,
description=description,
slug=slugify(name),
previous_version=previous_version,
is_active=False)
# TODO: Maybe only the latest version of a dataset should show up
# override the objects.all() or objects.active() maybe?
if previous_version:
#(Note that this will overwrite previous "new versions")
previous_version.next_version = new_dataset
previous_version.save()
Tagging.objects.update_tags(tags,
item=new_dataset,
user=request.user)
for geoloc in _get_geolocs_from_formset(add_formset,
'add_location'):
new_dataset.geolocations.add(geoloc)
for geoloc in _get_geolocs_from_formset(remove_formset,
'remove_location'):
new_dataset.geolocations.remove(geoloc)
try:
_add_uploaded_files(new_dataset, uploaded_files)
new_dataset.is_active = True
new_dataset.save()
return HttpResponseRedirect(
reverse('epic.datasets.views.view_dataset',
kwargs={'item_id':new_dataset.id,
'slug':new_dataset.slug}))
except NoReadMeException:
return HttpResponseRedirect(
reverse('epic.datasets.views.upload_readme',
kwargs={'item_id':new_dataset.id,
'slug':new_dataset.slug}))
return render_to_response('datasets/create_dataset.html',
{'form':form,
'add_formset': add_formset,
'remove_formset':remove_formset,},
context_instance=RequestContext(request))
def create_dataset(request):
if request.method != 'POST':
#user has not filled out the upload form yet
form = NewDataSetForm()
add_formset = GeoLocationFormSet(prefix='add')
remove_formset = RemoveGeoLocationFormSet(prefix='remove')
return render_to_response('datasets/create_dataset.html', {'form': form, 'add_formset': add_formset, 'remove_formset':remove_formset, 'user':request.user,})
else:
# Create all the forms and formsets from the post data
form = NewDataSetForm(request.POST, request.FILES)
add_formset = GeoLocationFormSet(request.POST, prefix='add')
remove_formset = RemoveGeoLocationFormSet(request.POST, prefix='remove')
if form.is_valid():
name = form.cleaned_data['name']
description = form.cleaned_data['description']
uploaded_files = form.cleaned_data['files']
tags = form.cleaned_data['tags']
new_dataset = DataSet.objects.create(creator=request.user, name=name, description=description, slug=slugify(name))
new_dataset.tags.update_tags(tags, user=request.user)
# Add all the locations specified in the add_formset
if not add_formset.is_valid():
print 'The add formset for the geolocations for the edit dataset page was not valid'
else:
# Get all of the geolocations
for add_form in add_formset.forms:
try:
location = add_form.cleaned_data['add_location']
import re
# This pattern will match on [[-#.#, -#.#], '*', *
location_pattern = re.compile(r"""^\[\[(?P<lat>-?\d+\.\d+), (?P<lng>-?\d+\.\d+)\], '(?P<name>.+?)',(?:.*)""")
location_match = location_pattern.match(location)
location_dict = location_match.groupdict()
lat = location_dict['lat']
lng = location_dict['lng']
canonical_name = unicode(location_dict['name'])
# If the location already exists, use it otherwise create a new one
try:
geoloc = GeoLoc.objects.get(longitude=lng, latitude=lat, canonical_name=canonical_name)
except:
geoloc = GeoLoc(longitude=lng, latitude=lat, canonical_name=canonical_name)
geoloc.save()
# Add the found/created location to the dataset
new_dataset.geolocations.add(geoloc)
except:
print 'There was a problem in adding the location from the hidden field to the database'
if not remove_formset.is_valid():
print 'The remove formset for the geolocations for the edit dataset page was not valid'
else:
for remove_form in remove_formset.forms:
try:
location = remove_form.cleaned_data['remove_location']
import re
# This pattern will match on [[-#.#, -#.#], '*', *
location_pattern = re.compile(r"""^\[\[(?P<lat>-?\d+\.\d+), (?P<lng>-?\d+\.\d+)\], '(?P<name>.+?)',(?:.*)""")
location_match = location_pattern.match(location)
location_dict = location_match.groupdict()
lat = location_dict['lat']
lng = location_dict['lng']
canonical_name = unicode(location_dict['name'])
try:
geoloc = GeoLoc.objects.get(longitude=lng,latitude=lat, canonical_name=canonical_name)
except:
print "The geolocation to be removed does not appear to have been attached to this dataset"
# Remove the geoloc from the dataset. Note that the geoloc will still be in the database incase other things were attached.
new_dataset.geolocations.remove(geoloc)
except:
print 'There was a problem in removing the location from the dataset'
for uploaded_file in uploaded_files:
new_datasetfile = DataSetFile(parent_dataset=new_dataset, file_contents=uploaded_file)
new_datasetfile.file_contents.save(uploaded_file.name, uploaded_file, save=True)
new_datasetfile.save()
#show them the page for the dataset we just created
return HttpResponseRedirect(reverse('epic.datasets.views.view_dataset', kwargs={'item_id':new_dataset.id,'slug':new_dataset.slug}))
else:
#form wasn't filled out correctly
return render_to_response('datasets/create_dataset.html', {'form':form, 'add_formset': add_formset, 'remove_formset':remove_formset, 'user':request.user})
def create_dataset(request):
if request.method != "POST":
# user has not filled out the upload form yet
form = NewDataSetForm(request.user)
add_formset = GeoLocationFormSet(prefix="add")
remove_formset = RemoveGeoLocationFormSet(prefix="remove")
else:
form = NewDataSetForm(request.user, request.POST, request.FILES)
add_formset = GeoLocationFormSet(request.POST, prefix="add")
remove_formset = RemoveGeoLocationFormSet(request.POST, prefix="remove")
if form.is_valid():
name = form.cleaned_data["name"]
description = form.cleaned_data["description"]
uploaded_files = form.cleaned_data["files"]
tags = form.cleaned_data["tags"]
previous_version = form.cleaned_data["previous_version"]
new_dataset = DataSet.objects.create(
creator=request.user,
name=name,
description=description,
slug=slugify(name),
previous_version=previous_version,
is_active=False,
)
# TODO: Maybe only the latest version of a dataset should show up
# override the objects.all() or objects.active() maybe?
if previous_version:
previous_version.next_version = new_dataset
previous_version.save()
Tagging.objects.update_tags(tags, item=new_dataset, user=request.user)
for geoloc in _get_geolocs_from_formset(add_formset, "add_location"):
new_dataset.geolocations.add(geoloc)
for geoloc in _get_geolocs_from_formset(remove_formset, "remove_location"):
new_dataset.geolocations.remove(geoloc)
try:
_add_uploaded_files(new_dataset, uploaded_files)
new_dataset.is_active = True
new_dataset.save()
return HttpResponseRedirect(
reverse(
"epic.datasets.views.view_dataset", kwargs={"item_id": new_dataset.id, "slug": new_dataset.slug}
)
)
except NoReadMeException:
return HttpResponseRedirect(
reverse(
"epic.datasets.views.upload_readme",
kwargs={"item_id": new_dataset.id, "slug": new_dataset.slug},
)
)
return render_to_response(
"datasets/create_dataset.html",
{"form": form, "add_formset": add_formset, "remove_formset": remove_formset},
context_instance=RequestContext(request),
)
