def dvn_import(request):
if request.POST:
user = None
title = request.POST["title"]
abstract = request.POST["abstract"]
email = request.POST["email"]
content = request.FILES.values()[0]
name = request.POST["shapefile_name"]
token = request.POST["geoconnect_token"]
keywords = "" if "keywords" not in request.POST else request.POST["keywords"]
if token != settings.DVN_TOKEN:
return HttpResponse(status=401, content=json.dumps({
"success": False,
"errormsgs": "Invalid token %s" % token}))
if "worldmap_username" in request.POST:
try:
user = User.objects.get(username=request.POST["username"])
except:
pass
if user is None:
existing_user = User.objects.filter(email=email)
if existing_user.count() > 0:
user = existing_user[0]
else:
user = _create_new_user(email, None, None, None)
if not user:
return HttpResponse(status=500, content=json.dumps({"success" : False,
"errormsgs": "A user account could not be created for email %s" % email}))
else:
name = slugify(name.replace(".","_"))
file = write_file(content)
try:
saved_layer = save(name, file, user,
overwrite = False,
abstract = abstract,
title = title,
keywords = keywords.split()
)
return HttpResponse(status=200, content=json.dumps({
"success": True,
"layer_name": saved_layer.typename,
"layer_link": "%sdata/%s" % (settings.SITEURL, saved_layer.service_typename),
"embed_map_link": "%smaps/embed/?layer=%s" % (settings.SITEURL, saved_layer.service_typename),
"worldmap_username": user.username
}))
except Exception, e:
logger.error("Unexpected error during dvn import: %s : %s", name, escape(str(e)))
return HttpResponse(json.dumps({
"success": False,
"errormsgs": ["Unexpected error during upload: %s" % escape(str(e))]}))
def dvn_import(request):
if not has_proper_auth(request):
json_msg = MessageHelperJSON.get_json_msg(success=False, msg="Authentication failed.")
return HttpResponse(status=401, content=json_msg, content_type="application/json")
if request.POST:
user = None
title = request.POST["title"]
abstract = request.POST["abstract"]
email = request.POST["email"]
content = request.FILES.values()[0]
name = request.POST["shapefile_name"]
#dataverse_info = request.POST.get('dataverse_info', None)
keywords = "" if "keywords" not in request.POST else request.POST["keywords"]
#print request.POST.items()
if "worldmap_username" in request.POST:
try:
user = User.objects.get(username=request.POST["username"])
except:
pass
if user is None:
existing_user = User.objects.filter(email=email)
if existing_user.count() > 0:
user = existing_user[0]
else:
user = _create_new_user(email, None, None, None)
if not user:
json_msg = MessageHelperJSON.get_json_msg(success=False, msg="A user account could not be created for email %s" % email)
return HttpResponse(status=200, content=json_msg, content_type="application/json")
else:
name = slugify(name.replace(".","_"))
file_obj = write_file(content)
try:
# Save the actual layer
saved_layer = save(name, file_obj, user,
overwrite = False,
abstract = abstract,
title = title,
keywords = keywords.split()
)
# Look for DataverseInfo in the request.POST
# If it exists, create a DataverseLayerMetadata object
#
add_dataverse_layer_metadata(saved_layer, request.POST)
# Prepare a JSON reponse
#
layer_metadata_obj = LayerMetadata(**{ 'geonode_layer_object' : saved_layer})
# Return the response!
json_msg = MessageHelperJSON.get_json_msg(success=True, msg='worked', data_dict=layer_metadata_obj.get_metadata_dict())
#print '-' * 40
#print 'json_msg', json_msg
return HttpResponse(status=200, content=json_msg, content_type="application/json")
"""
return HttpResponse(status=200, content=json.dumps({
"success": True,
"layer_name": saved_layer.typename,
"layer_link": "%sdata/%s" % (settings.SITEURL, saved_layer.typename),
"embed_map_link": "%smaps/embed/?layer=%s" % (settings.SITEURL, saved_layer.typename),
"worldmap_username": user.username
}))
"""
except:
e = sys.exc_info()[0]
logger.error("Unexpected error during dvn import: %s : %s" % (name, escape(str(e))))
err_msg = "Unexpected error during upload: %s" % escape(str(e))
json_msg = MessageHelperJSON.get_json_msg(success=False, msg=err_msg)
return HttpResponse(content=json_msg, content_type="application/json")
else:
json_msg = MessageHelperJSON.get_json_msg(success=False, msg="Requests must be POST not GET")
return HttpResponse(status=401, content=json_msg, content_type="application/json")
def view_add_worldmap_shapefile(request):
"""
Process a Dataverse POST request to create a Layer with an accompanying LayerMetadata object
"""
# Is this request a POST?
#
if not request.POST:
json_msg = MessageHelperJSON.get_json_msg(\
success=False,
msg="The request must be a POST.")
return HttpResponse(status=401,
content=json_msg,
content_type="application/json")
# Does the request have proper auth?
# -> check is now done by the ShapefileImportDataForm
# Is there a file in this request
#
if (not request.FILES) or len(request.FILES) == 0:
LOGGER.error("Shapefile import error. No FILES in request")
json_msg = MessageHelperJSON.get_json_msg(success=False\
, msg="File not found. Did you send a file?")
return HttpResponse(status=400,
content=json_msg,
content_type="application/json")
if not len(request.FILES) == 1:
LOGGER.error("Shapefile import error. Only send 1 file")
json_msg = MessageHelperJSON.get_json_msg(\
success=False,
msg="This request only accepts a single file")
return HttpResponse(status=400,
content=json_msg,
content_type="application/json")
Post_Data_As_Dict = request.POST.dict()
# Is this a valid request? Check parameters.
#
form_shapefile_import = ShapefileImportDataForm(Post_Data_As_Dict)
if not form_shapefile_import.is_valid():
#
# Invalid, send back an error message
#
LOGGER.error("Shapefile import error: \n%s",\
format_errors_as_text(form_shapefile_import))
json_msg = MessageHelperJSON.get_json_msg(\
success=False,
msg=('Incorrect params for ShapefileImportDataForm:'
' <br />%s') % form_shapefile_import.errors)
return HttpResponse(status=400,
content=json_msg,
content_type="application/json")
#-----------------------------------------------------------
# start: check for existing layer
# Does a layer already exist for this file?
# Check for an existing DataverseLayerMetadata object.
#-----------------------------------------------------------
existing_dv_layer_metadata = None
LOGGER.info("pre existing layer check")
try:
existing_dv_layer_metadata = check_for_existing_layer(
Post_Data_As_Dict)
LOGGER.info("found existing layer")
except ValidationError as e:
error_msg = "The dataverse information failed validation: %s" % Post_Data_As_Dict
LOGGER.error(error_msg)
json_msg = MessageHelperJSON.get_json_msg(\
success=False,
msg="(The WorldMap could not verify the data.)")
return HttpResponse(status=400,
content=json_msg,
content_type="application/json")
#-----------------------------------------------------------
# end: check for existing layer
# A layer was found!
# Update the DataverseLayerMetadata and return the layer.
# * Update the worldmap user? *
#-----------------------------------------------------------
if existing_dv_layer_metadata:
LOGGER.info("Found existing layer!")
update_the_layer_metadata(existing_dv_layer_metadata,
Post_Data_As_Dict)
layer_metadata_obj = LayerMetadata(
existing_dv_layer_metadata.map_layer)
json_msg = MessageHelperJSON.get_json_msg(\
success=True,
msg='worked',
data_dict=layer_metadata_obj.get_metadata_dict())
return HttpResponse(status=200,
content=json_msg,
content_type="application/json")
#
# Using the ShapefileImportDataForm,
# get/set the attributes needed to create a layer
#
import_data = form_shapefile_import.cleaned_data
title = import_data['title']
abstract = import_data['abstract']
dv_user_email = import_data['dv_user_email']
worldmap_username = import_data['worldmap_username']
shapefile_name = import_data['shapefile_name']
keywords = import_data['keywords']
transferred_file = request.FILES.values()[0]
# Retrieve or create a User object
# 2/2016 - Changed. Use the user who made the API call to this method
#
user_object = request.user
# Format file name and save actual file
#
shapefile_name = slugify(shapefile_name.replace(".", "_"))
file_obj = write_the_dataverse_file(transferred_file)
#print ('file_obj', file_obj)
# ------------------------------------------
# Save the actual layer
# ------------------------------------------
# Truncate name. Note the 'save method' checks for name clashes and appends
# a random string at the end
new_layer_name = shapefile_name[:10]
try:
saved_layer = save(new_layer_name,
file_obj,
user_object,
overwrite=False,
abstract=abstract,
title=title,
keywords=keywords.split())
# ------------------------------------------
# Look for DataverseInfo in the Post_Data_As_Dict
# If it exists, create a DataverseLayerMetadata object
# ------------------------------------------
dataverse_layer_metadata = add_dataverse_layer_metadata(\
saved_layer, Post_Data_As_Dict)
if dataverse_layer_metadata is None:
LOGGER.error("Failed to create a DataverseLayerMetadata object")
json_msg = MessageHelperJSON.get_json_msg(\
success=False,
msg="Failed to create a DataverseLayerMetadata object")
# remove the layer
#
if saved_layer:
saved_layer.delete()
# Error
return HttpResponse(status=400,
content=json_msg,
content_type="application/json")
# Prepare a JSON response
#
layer_metadata_obj = LayerMetadata(saved_layer)
# Return the response!
json_msg = MessageHelperJSON.get_json_msg(\
success=True,
msg='Shapefile successfully imported',
data_dict=layer_metadata_obj.get_metadata_dict())
#print '-' * 40
#print 'json_msg', json_msg
return HttpResponse(status=200,
content=json_msg,
content_type="application/json")
except:
e = sys.exc_info()[0]
LOGGER.error("Unexpected error during dvn import: %s : %s",\
shapefile_name, escape(str(e)))
err_msg = "Unexpected error during upload: %s" % escape(str(e))
json_msg = MessageHelperJSON.get_json_msg(success=False, msg=err_msg)
return HttpResponse(status=500,
content=json_msg,
content_type="application/json")
def dvn_import(request):
if not has_proper_auth(request):
json_msg = MessageHelperJSON.get_json_msg(success=False,
msg="Authentication failed.")
return HttpResponse(status=401,
content=json_msg,
content_type="application/json")
if request.POST:
user = None
title = request.POST["title"]
abstract = request.POST["abstract"]
email = request.POST["email"]
content = request.FILES.values()[0]
name = request.POST["shapefile_name"]
#dataverse_info = request.POST.get('dataverse_info', None)
keywords = "" if "keywords" not in request.POST else request.POST[
"keywords"]
#print request.POST.items()
if "worldmap_username" in request.POST:
try:
user = User.objects.get(username=request.POST["username"])
except:
pass
if user is None:
existing_user = User.objects.filter(email=email)
if existing_user.count() > 0:
user = existing_user[0]
else:
user = _create_new_user(email, None, None, None)
if not user:
json_msg = MessageHelperJSON.get_json_msg(
success=False,
msg="A user account could not be created for email %s" % email)
return HttpResponse(status=200,
content=json_msg,
content_type="application/json")
else:
name = slugify(name.replace(".", "_"))
file_obj = write_file(content)
try:
# Save the actual layer
saved_layer = save(name,
file_obj,
user,
overwrite=False,
abstract=abstract,
title=title,
keywords=keywords.split())
# Look for DataverseInfo in the request.POST
# If it exists, create a DataverseLayerMetadata object
#
add_dataverse_layer_metadata(saved_layer, request.POST)
# Prepare a JSON reponse
#
layer_metadata_obj = LayerMetadata(
**{'geonode_layer_object': saved_layer})
# Return the response!
json_msg = MessageHelperJSON.get_json_msg(
success=True,
msg='worked',
data_dict=layer_metadata_obj.get_metadata_dict())
#print '-' * 40
#print 'json_msg', json_msg
return HttpResponse(status=200,
content=json_msg,
content_type="application/json")
"""
return HttpResponse(status=200, content=json.dumps({
"success": True,
"layer_name": saved_layer.typename,
"layer_link": "%sdata/%s" % (settings.SITEURL, saved_layer.typename),
"embed_map_link": "%smaps/embed/?layer=%s" % (settings.SITEURL, saved_layer.typename),
"worldmap_username": user.username
}))
"""
except:
e = sys.exc_info()[0]
logger.error("Unexpected error during dvn import: %s : %s" %
(name, escape(str(e))))
err_msg = "Unexpected error during upload: %s" % escape(str(e))
json_msg = MessageHelperJSON.get_json_msg(success=False,
msg=err_msg)
return HttpResponse(content=json_msg,
content_type="application/json")
else:
json_msg = MessageHelperJSON.get_json_msg(
success=False, msg="Requests must be POST not GET")
return HttpResponse(status=401,
content=json_msg,
content_type="application/json")
