def admin_check_availability(request):
""" Respond to the "/admin/check_availability" URL.
We let the user enter a name, and see if that name is available.
"""
if not auth_controller.is_logged_in(request):
return HttpResponseRedirect(auth_controller.get_login_url())
if request.method == "GET":
# We're showing the form for the first time -> prepare our form
# parameters.
name = ""
response = None
elif request.method == "POST":
if request.POST['submit'] == "check":
name = request.POST['name']
response = None # initially.
if name == "":
response = "You must enter a name to check!"
if response == None:
if nameChecker.is_available(name):
response = "That name is available."
else:
response = "Sorry, that name is taken."
elif request.POST['submit'] == "done":
return HttpResponseRedirect("/admin")
# If we get here, show the "check availability" page to the user.
return render(request, "website/check_availability.html",
{'name' : name,
'response' : response})
def admin_names(request):
""" Respond to our "/admin/names" URL.
We display a paginated list of reserved names.
"""
if not auth_controller.is_logged_in(request):
return HttpResponseRedirect(auth_controller.get_login_url())
if request.method == "GET":
params = request.GET
elif request.method == "POST":
params = request.POST
else:
return HttpResponse("Bad HTTP Method")
page = int(params.get("page", "1"))
sorted_names = _get_sorted_names()
paginator = Paginator(sorted_names, 10)
if "show" in params:
# We've been asked to show a given name. Calculate the page number to
# show.
name_to_show = params['show']
index = sorted_names.filter(name__lt=name_to_show).count()
page = int(index/10) + 1
# Show the desired page.
try:
names_in_page = paginator.page(page)
except PageNotAnInteger:
names_in_page = paginator.page(1)
except EmptyPage:
names_in_page = []
return render(request, "website/reserved_names.html",
{'page' : page,
'num_pages' : paginator.num_pages,
'names' : names_in_page})
def admin_main(request):
""" Respond to our "/admin" URL.
We display a menu of available admin options.
"""
if not auth_controller.is_logged_in(request):
return HttpResponseRedirect(auth_controller.get_login_url())
username = auth_controller.get_username(request)
can_edit_admins = auth_controller.is_admin(request)
edit_admins_url = auth_controller.get_user_admin_url()
change_password_url = auth_controller.get_change_password_url()
logout_url = auth_controller.get_logout_url()
return render(request, "website/admin.html",
{'username' : username,
'can_edit_admins' : can_edit_admins,
'edit_admins_url' : edit_admins_url,
'change_password_url' : change_password_url,
'logout_url' : logout_url,
})
def admin_name_find(request):
""" Respond to the "/admin/name/find" URL.
We let the user find a reserved name.
"""
if not auth_controller.is_logged_in(request):
return HttpResponseRedirect(auth_controller.get_login_url())
if request.method == "GET":
# We're showing the form for the first time -> prepare our form
# parameters.
text = ""
err_msg = None
elif request.method == "POST":
if request.POST['submit'] == "search":
text = request.POST['text']
err_msg = None # initially.
if text == "":
err_msg = "You must enter some text to search for!"
if err_msg == None:
reserved_names = _get_sorted_names()
results = reserved_names.filter(name__istartswith=text)
if len(results) == 0:
err_msg = "There are no names starting with this text."
if err_msg == None:
return HttpResponseRedirect("/admin/names?show=" +
results[0].name)
elif request.POST['submit'] == "cancel":
return HttpResponseRedirect("/admin/names")
# If we get here, show the "find" page to the user.
return render(request, "website/find_name.html",
{'text' : text,
'err_msg' : err_msg})
def admin_name_delete(request, id):
""" Respond to the "/admin/name/delete/XXX" URL.
We let the user delete the reserved name with the given ID.
"""
if not auth_controller.is_logged_in(request):
return HttpResponseRedirect(auth_controller.get_login_url())
try:
reserved_name = ReservedName.objects.get(id=id)
except ReservedName.DoesNotExist:
return HttpResponse("No such name")
if request.method == "POST" and request.POST['submit'] == "delete":
# The user confirmed -> delete the name.
reserved_name.delete()
return HttpResponseRedirect("/admin/names")
elif request.method == "POST" and request.POST['submit'] == "cancel":
# The user cancelled.
return HttpResponseRedirect("/admin/names?show=" + reserved_name.name)
else:
# Display the confirmation form.
return render(request, "website/confirm_delete.html",
{'name' : reserved_name.name})
def admin_name_add(request):
""" Respond to the "/admin/name/add" URL.
We let the user add a new reserved name.
"""
if not auth_controller.is_logged_in(request):
return HttpResponseRedirect(auth_controller.get_login_url())
err_name = None # initially.
err_twitter_sources = None # ditto.
err_domain_sources = None # ditto.
if request.method == "GET":
# We're displaying the form for the first time -> set the default field
# values.
name = ""
twitter_sources = ""
domain_sources = ""
elif request.method == "POST":
# The user is submitting the form. Check the entered values.
if request.POST.get("submit") == "save":
name = request.POST.get("name")
twitter_sources = request.POST.get("twitter_sources")
domain_sources = request.POST.get("domain_sources")
# Check the entered name.
if name == "":
err_name = "The reserved name cannot be blank."
if err_name == None:
try:
existing_name = ReservedName.objects.get(name=name)
except ReservedName.DoesNotExist:
existing_name = None
if existing_name != None:
err_name = "That reserved name is already used."
# Check the list of Twitter sources.
valid_chars = string.ascii_letters + string.digits + ","
twitter_sources = twitter_sources.replace(" ", "")
for ch in twitter_sources:
if ch not in valid_chars:
err_twitter_sources = "Invalid character '{}'".format(ch)
if twitter_sources == "":
twitter_sources = None
# Check the list of domain sources.
valid_chars = string.ascii_letters + string.digits + ",."
domain_sources = domain_sources.replace(" ", "")
for ch in domain_sources:
if ch not in valid_chars:
err_domain_sources = "Invalid character '{}'".format(ch)
if domain_sources == "":
domain_sources = None
# If there weren't any errors, save the updated name.
if (err_name == None and err_twitter_sources == None
and err_domain_sources == None):
reserved_name = ReservedName()
reserved_name.name = name
reserved_name.twitter_sources = twitter_sources
reserved_name.domain_sources = domain_sources
reserved_name.save()
return HttpResponseRedirect("/admin/names?show=" + name)
elif request.POST.get("submit") == "cancel":
return HttpResponseRedirect("/admin/names")
# If we get here, display the form to the user.
return render(request, "website/reserved_name.html",
{'name' : name,
'twitter_sources' : twitter_sources,
'domain_sources' : domain_sources,
'err_name' : err_name,
'err_twitter_sources' : err_twitter_sources,
'err_domain_sources' : err_domain_sources,
'heading' : "Add Reserved Name",
'can_delete' : False})
