admin.js
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$(document).ready(function() {
// button handlers (runs once)
function define_buttons_handlers() {
$("#allow_all").click(
function() {
$(":checkbox").prop("checked", true).trigger('change');
}
);
$("#deny_all").click(
function() {
$(":checkbox").prop("checked", false).trigger('change');
}
);
$("#reset_password").click(
function () {
var number = $("#reset_number").val();
$.ajax({
type: "POST",
url: "/admin",
data: {"cmd": "reset_password", "value": number}
});
}
);
$("#inserir_novo_aluno").click(
function () {
$.ajax({
type: "POST",
url: "/admin",
data: {
"cmd": "insert_student",
"value": JSON.stringify({
"number": $("#novo_numero").val(),
"name": $("#novo_nome").val()
})
}
});
}
);
}
// ----------------------------------------------------------------------
// checkbox handler to allow/deny students individually
function autorizeStudent(e) {
// $.ajax({
// type: "POST",
// url: "/admin",
// data: {"cmd": "allow", "name": this.name, "value": this.checked}
// });
if (this.checked) {
$(this).parent().parent().addClass("active");
$.ajax({
type: "POST",
url: "/admin",
data: {"cmd": "allow", "value": this.name}
});
}
else {
$(this).parent().parent().removeClass("active");
$.ajax({
type: "POST",
url: "/admin",
data: {"cmd": "deny", "value": this.name}
});
}
}
// ----------------------------------------------------------------------
function populateOnlineTable(students) {
var rows = "";
// make list of online students
var active = [];
$.each(students, function(i, r) {
if (r['start_time'] != '') {
active.push([r['uid'], r['name'], r['start_time'], r['ip_address'], r['user_agent'], r['focus']]);
}
});
// sort by start time
active.sort(function(a,b){return a[2] < b[2] ? -1 : (a[2] == b[2] ? 0 : 1);});
n = active.length;
for(var i = 0; i < n; i++) {
rows += '<tr' + (active[i][5]? '' : ' class="danger"') + '>\
<td>' + active[i][0] + '</td>\
<td>' + active[i][1] + '</td>\
<td>' + active[i][2].slice(11,19) + '</td>\
<td><div data-toggle="tooltip" data-placement="top" title="'+active[i][4]+'">' + active[i][3] + '</div></td>\
<td>' + (active[i][5]? '' : '<span class="label label-danger">unfocus</span>') + '</td>\
</tr>';
}
$("#online_students").html(rows);
$("#online-header").html(n + " Activo(s)");
}
// ----------------------------------------------------------------------
function generate_grade_bar(grade) {
var barcolor;
if (grade < 10) {
barcolor = 'bg-danger';
}
else if (grade < 15) {
barcolor = 'bg-warning';
}
else {
barcolor = 'bg-success';
}
var bar = '<div class="progress"><div class="progress-bar ' + barcolor + '" role="progressbar" aria-valuenow="' + grade + '" aria-valuemin="0" aria-valuemax="20" style="min-width: 2em; width: ' + (5*grade) + '%;">' + grade + '</div></div>';
return bar
}
// ----------------------------------------------------------------------
function populateStudentsTable(students) {
var n = students.length;
$("#students-header").html(n + " Inscritos")
var rows = "";
$.each(students, function(i, d) {
var uid = d['uid'];
if (d['start_time'] != '') // test
rows += '<tr id="' + uid + '" + class="success">';
else if (d['online']) // online
rows += '<tr id="' + uid + '" + class="warning">';
else if (d['allowed']) // allowed
rows += '<tr id="' + uid + '" + class="active">';
else // offline
rows += '<tr id="' + uid + '" + class="">';
rows += '\
<td><input type="checkbox" name="' + uid + '" value="true"' + (d['allowed'] ? 'checked' : '') + '>' +
(d['start_time']=='' ? '' : ' <span class="label label-success">teste</span>') +
// (d['online'] ? '<span class="label label-warning">online</span>' : '') +
'</td>\
<td>' + uid + '</td>\
<td>' + d['name'] + (d['password_defined'] ? ' <span class="label label-default">pw</span>' : '') +'</td>\
<td>';
var g = d['grades'];
var glength = g.length;
for (var i=0; i < glength; i++) {
rows += '<div data-toggle="tooltip" data-placement="top" title="' + g[i][1].slice(0,19) + '"><a href="review?test_id=' + g[i][2] + '">' + generate_grade_bar(g[i][0]) + '</a></div>';
}
rows += '</td></tr>';
});
$("#students").html(rows);
$('[data-toggle="tooltip"]').tooltip();
}
// ----------------------------------------------------------------------
function populate() {
$.ajax({
type: "POST",
url: "/admin",
data: {"cmd": "get_students", "value": ""},
dataType: "json",
success: function(data) {
// fill jumbotron data
$("#title").html(data['test']['title']);
$("#ref").html(data['test']['ref']);
$("#filename").html(data['test']['filename']);
$("#database").html(data['test']['database']);
$("#answers_dir").html(data['test']['answers_dir']);
// fill online and student tables
populateOnlineTable(data["students"]);
populateStudentsTable(data["students"])
// add event handlers
$('input[type="checkbox"]').change(autorizeStudent);
},
error: function() {alert("Servidor não responde.");}
});
}
populate(); // run once when the page is loaded
define_buttons_handlers();
setInterval(populate, 5000); // poll server on 5s interval
});