Updated polls/models to include a field for storing the ballot selected by the user on the front end. A few bugs have been fixed on the event voting page and new functionality has been added which allows a voter to restart the voting process.

This commit is contained in:
vince0656 2018-08-22 17:39:41 +01:00
parent bab4aa29cf
commit 572600408c
5 changed files with 81 additions and 26 deletions

View File

@ -205,6 +205,7 @@ class PartialBallotDecryption(models.Model):
class Ballot(models.Model):
voter = models.ForeignKey(EmailUser, on_delete=models.CASCADE, related_name="ballots")
poll = models.ForeignKey(Poll, on_delete=models.CASCADE, related_name="ballots")
selection = models.CharField(max_length=1)
cast = models.BooleanField(default=False)

View File

@ -45,6 +45,9 @@ class EventDetailView(generic.DetailView):
for poll in polls:
result_json = poll.result_json
if result_json is None:
continue
if result_json[len(result_json)-1] == ',':
result_json = result_json[0:len(result_json)-1]
@ -173,6 +176,7 @@ def event_vote(request, event_id, poll_id):
if request.method == "POST":
data = json.loads(request.POST.lists()[0][0])
selection = data['selection']
ballot_json = data['ballot']
encrypted_votes_json = ballot_json['encryptedVotes']
@ -191,6 +195,7 @@ def event_vote(request, event_id, poll_id):
cipher_text_c2=fragment['C2'])
ballot.cast = True
ballot.selection = selection
ballot.save()
combine_encrypted_votes.delay(email_key[0].user, poll)

View File

@ -28,9 +28,9 @@
</div>
<span><strong>Voting status:</strong>
{% if has_voted %}
Voted - Re-Submitting will Change your Vote
<span style="color: green; font-weight: bold">Voted - Re-submitting will change your vote</span>
{% else %}
Not Voted
<span style="color: red; font-weight: bold">Not Voted</span>
{% endif %}
</span>
<br/>
@ -104,13 +104,12 @@
</div>
<!-- Information Dialog called upon request -->
<div class="modal fade" id="modalDialog" role="dialog">
<div class="modal-dialog">
<div class="modal fade" id="modalDialog" role="dialog" tabindex="-1" data-backdrop="static">
<div class="modal-dialog" role="document">
<!-- Dialog content-->
<div class="modal-content">
<div class="modal-header">
<button type="button" class="close" data-dismiss="modal">&times;</button>
<h4 class="modal-title" style="text-align: center"><strong>Please Select a Ballot</strong></h4>
</div>
<div class="modal-body">
@ -124,7 +123,9 @@
</div>
</div>
<div class="modal-footer">
<button type="button" class="btn btn-default" data-dismiss="modal">Close</button>
{% comment %}<button type="button" class="btn btn-danger" data-dismiss="modal">Cancel</button>{% endcomment %}
<button id="cancelVoteBtn" type="button" class="btn btn-danger" data-dismiss="modal">Cancel</button>
<button id="closeDialogBtn" type="button" class="btn btn-primary hidden" data-dismiss="modal">Close</button>
</div>
</div>

View File

@ -7,5 +7,4 @@ django-crispy-forms
django-simple-captcha
django-nocaptcha-recaptcha
django-recaptcha
mysqlclient
mysqlclient

View File

@ -1,3 +1,5 @@
var dialogOpen = false;
function showDialogWithText(titleTxt, bodyTxt) {
var modalDialog = $('#modalDialog');
var title = modalDialog.find('.modal-title');
@ -10,7 +12,10 @@ function showDialogWithText(titleTxt, bodyTxt) {
body.empty();
body.append( p );
modalDialog.modal('show');
if(!dialogOpen) {
modalDialog.modal('toggle');
dialogOpen = true;
}
}
// This should stop people ticking more than the maximum permitted
@ -67,9 +72,16 @@ function isVotingInputValid() {
// This will highlight when people haven't selected enough options
if(!valid) {
let errText = "You've only selected " + selectedCount
+ " option(s). The minimum number you need to select is " + MIN_SELECTIONS
+ " and the maximum is " + MAX_SELECTIONS + ". Please go back and correct this.";
let errText = "You've only selected " + selectedCount;
if(selectedCount > 1) {
errText += " options.";
} else {
errText = " You haven't selected any options.";
}
errText += " The minimum number you need to select is " + MIN_SELECTIONS + " and the maximum is "
+ MAX_SELECTIONS + ". Please go back and correct this.";
let titleTxt = 'Voting Error';
@ -203,6 +215,10 @@ function voteSuccessfullyReceived() {
}
showDialogWithText(titleTxt, bodyText);
// Update the dialog's btns
$('#cancelVoteBtn').addClass("hidden");
$('#closeDialogBtn').removeClass("hidden");
}
var CSRF = $( "input[name='csrfmiddlewaretoken']" ).val();
@ -211,7 +227,8 @@ function csrfSafeMethod(method) {
return (/^(GET|HEAD|OPTIONS|TRACE)$/.test(method));
}
function sendBallotToServer(ballot) {
function sendBallotToServer(selection, ballot, ballotSelectionDialog) {
// Use ajax to send the selected ballot to server
$.ajaxSetup({
beforeSend: function(xhr, settings) {
if (!csrfSafeMethod(settings.type) && !this.crossDomain) {
@ -223,11 +240,14 @@ function sendBallotToServer(ballot) {
$.ajax({
type : "POST",
url : window.location,
data : JSON.stringify({ ballot: ballot}),
success : function(){
data : JSON.stringify({ selection: selection, ballot: ballot}),
success : function() {
voteSuccessfullyReceived();
}
});
// Update the client to inform the user that the vote is being processed
showDialogWithText("Please Wait", "Processing Vote. Please wait...");
}
var bytestostring = function(b) {
@ -280,16 +300,12 @@ function onAfterBallotSend() {
// TODO: a similar way that showBallotChoiceDialog does.
}
function processBallotSelection(selection, selectionHash, successFn) {
function processBallotSelection(selection, selectedBallot, selectedBallotHash, dialog, successFn) {
// Dispatch the ballot to the server
sendBallotToServer(selection);
// Close the choice selection dialog
var modalDialog = $('#modalDialog');
modal.modal('hide');
sendBallotToServer(selection, selectedBallot, dialog);
// Call the successfn currently with the selection hash but this may not be needed
successFn(selectionHash);
successFn(selectedBallotHash);
}
function showBallotChoiceDialog(ballotA, ballotB) {
@ -342,15 +358,22 @@ function showBallotChoiceDialog(ballotA, ballotB) {
body.append(choiceGroupDiv);
body.append(hashGroupDiv);
modalDialog.modal('show');
// Prepare the appropriate dialog buttons
$('#cancelVoteBtn').removeClass("hidden");
$('#closeDialogBtn').removeClass("hidden").addClass("hidden");
if(!dialogOpen) {
modalDialog.modal('toggle');
dialogOpen = true;
}
// Register callback functions for the selection of either A or B
$('#choice-A').click(function(e) {
processBallotSelection(ballotA, BALLOT_A_HASH, onAfterBallotSend);
processBallotSelection("A", ballotA, BALLOT_A_HASH, modalDialog, onAfterBallotSend);
});
$('#choice-B').click(function(e) {
processBallotSelection(ballotB, BALLOT_B_HASH, onAfterBallotSend);
processBallotSelection("B", ballotB, BALLOT_B_HASH, modalDialog, onAfterBallotSend);
});
}
@ -373,4 +396,30 @@ function generateBallotsAndShowUsr() {
setTimeout(function () {
generateBallotB(ballotA);
}, 150);
}
}
$('#modalDialog').on('hide.bs.modal', function (e) {
var titleText = $(this).find('.modal-title').text();
if(titleText.indexOf("Received") > -1) {
// Update page to reflect the fact that a vote has taken place
location.reload();
} else {
// Reset poll voting to allow user to vote again
progressBar.setAttribute("style", "width: 0%;");
$('#gen-ballots-btn').toggleClass("hidden");
$('#progress-bar-description').toggleClass('hidden');
$('#progress-bar-container').toggleClass('hidden');
var inputs = $("label input[type=checkbox]");
inputs.each(function () {
var input = $(this);
input.prop('checked', false);
input.prop('disabled', false);
});
selectedCount = 0;
}
dialogOpen = false;
});