def show_contact(request, key):
"""
Shows details about a specific contact.
It uses django's generic views.
"""
return object_detail(request, Contact.all(), key)
def delete_contacts(request):
"""
Deletes all the contacts from the current google username.
This view also deletes the entities associated with the contacts
that are being deleted.
"""
if request.method == 'POST':
db.delete( Contact.all().filter("owner =", users.get_current_user()) )
db.delete( ContactmapsImport.all().filter("owner =", users.get_current_user()) )
return HttpResponseRedirect(reverse('contactmaps.views.list_contacts'))
else:
return render_to_response(
request,
'contact_confirm_delete.html',
{'object': {'name': 'All contacts', 'key': 'all'}}
)
def get_contact_geoinfo(request):
"""
This is the Task Queue worker that calculates geographical
information from contacts.
This worker receives a 'key' POST parameter, which is the
key of the entity to calculate the geoinfo for.
"""
# Ensure that the key parameter is present
key = request.POST.get('key')
if key is None:
return HttpResponse(
json.dumps({
'success': False,
'error': 'Key parameter not found in POST variables'
})
)
# Get the contact entity using the input key
contact = Contact.get(key)
if contact is None:
return HttpResponse(
json.dumps({
'success': False,
'error': 'Invalid Contact key'
})
)
# Calculate the geoinfo for the contact identified by key
store_city_from_contact(contact)
location = get_geoinfo(
'%s, %s, %s, %s' %
(contact.address, contact.city, contact.state, contact.country)
)
if location:
contact.location = db.GeoPt(location['latitude'], location['longitude'])
contact.put()
return HttpResponse(
json.dumps({
'success': True,
})
)
def list_contacts(request):
"""
The list of contacts. This view also fetches the cities
that the current contacts live in and the geographical postion
of those cities.
"""
# Set up the contacts query
contacts = (
Contact.all().
filter("owner =", users.get_current_user()).
order('creation_date')
)
# Paginate using django's pagination tools
paginator = Paginator(contacts, settings.PAGINATE_BY)
page = request.GET.get('page', 1)
try:
page_number = int(page)
except ValueError:
if page == 'last':
page_number = paginator.num_pages
else:
# Page is not 'last', nor can it be converted to an int.
raise Http404
try:
page_obj = paginator.page(page_number)
except InvalidPage:
raise Http404
# Get the cities that the contacts live in
_cities = []
for contact in copy.deepcopy(page_obj.object_list):
_cities.append(contact.city)
cities = set(_cities)
cities_list = []
if len(cities):
# Construct the cities string for our query
cities_str = u'('
for city in cities:
cities_str += "'%s'," % city
cities_str = cities_str.strip(',')
cities_str += u')'
# Create the cities query
for city in City.gql("WHERE name IN %s" % cities_str):
cities_list.append({
'name': city.name,
'latitude': city.location.lat,
'longitude': city.location.lon
})
# Create the context and render the template with pagination
# This part is adapted from django.views.generic.list_detail.oject_list
context = RequestContext(request, {
'object_list': page_obj.object_list,
'paginator': paginator,
'page_obj': page_obj,
# Legacy template context stuff. New templates should use page_obj
# to access this instead.
'is_paginated': page_obj.has_other_pages(),
'results_per_page': paginator.per_page,
'has_next': page_obj.has_next(),
'has_previous': page_obj.has_previous(),
'page': page_obj.number,
'next': page_obj.next_page_number(),
'previous': page_obj.previous_page_number(),
'first_on_page': page_obj.start_index(),
'last_on_page': page_obj.end_index(),
'pages': paginator.num_pages,
'hits': paginator.count,
'page_range': paginator.page_range,
# The cities list
'cities_list': cities_list
})
template = loader.get_template('contact_list.html')
# Return the rendered template
return HttpResponse(template.render(context))
def import_contacts(request):
"""
This view is called in a by the frontend app in oder to import
contacts.
It receives the following parameters via POST:
- username: the freshbooks username
- token: the freshbooks token
- contacts: the list of id of freshbooks clients to import as a json obj
- finalize: whether the import process must be finalized
If there is some sort of error, this view returns a json response
like the following::
{
'success': False,
'error': 'error msg'
}
@todo: Checking if clients from a freshbooks account have
already been imported MUST be done in the import_contacts_setup view
"""
# Ensure that the username and token are valid
username = request.POST.get('username')
token = request.POST.get('token')
if None in (username, token) or '' in (username, token):
return HttpResponse(json.dumps({
'success': False,
'error': 'Invalid Parameters'
}))
# Ensure that we have not imported contacts from this freshbooks account
already_imported = (
ContactmapsImport.all().
filter('owner =', users.get_current_user()).
filter('freshbooks_username ='******'success': False,
'error': 'Clients from the Freshmaps account %s.freshbooks.com have already been imported as contacts' % username
}))
# Other parameters
try:
contacts = json.loads( request.POST.get('contacts', '[]') )
except ValueError:
contacts = []
finalize = request.POST.get('finalize')
if finalize:
# Mark that the current google user has already imported
# contacts from the input freshbooks account.
ContactmapsImport(
owner=users.get_current_user(),
freshbooks_username=username
).put()
contacts = [] # Prevent processing contacts. There should be none, though
# Set up the Freshmaps account to import from
freshbooks.setup('%s.freshbooks.com' % username, token)
for contact_id in contacts:
_contact = freshbooks.Client.get(contact_id)
_name = '%s %s' % (_contact.first_name, _contact.last_name)
if not _name.strip():
_name = 'Unknown Name'
# Save the contact in the datastore
contact = Contact(
owner=users.get_current_user(),
name=_name,
company=_contact.organization,
address=_contact.p_street1,
city=_contact.p_city,
state=_contact.p_state,
country=_contact.p_country,
zip_code=_contact.p_code,
)
contact.put()
# Add a task in order to calculate the contact's geoinfo
# This uses AppEngine Task Queues.
try:
taskqueue.add(url='/contact-geo-info/', params={'key': contact.key()})
except TransientError:
# Sometimes a weird TransientError is thrown by the API, so retrying
# might recover from that.
taskqueue.add(url='/contact-geo-info/', params={'key': contact.key()})
return HttpResponse(
json.dumps({
'success': True,
})
)
