https://sso.nlg.gr/js/cas.js

1/* global trackGeoLocation, jqueryReady */
2
3/* exported resourceLoadedSuccessfully */
4
5function requestGeoPosition() {
6    // console.log('Requesting GeoLocation data from the browser...');
7    if (navigator.geolocation) {
8        navigator.geolocation.getCurrentPosition(showGeoPosition, logGeoLocationError,
9            {maximumAge: 600000, timeout: 5000, enableHighAccuracy: true});
10    } else {
11        // console.log('Browser does not support Geo Location');
12    }
13}
14
15function logGeoLocationError(error) {
16    switch (error.code) {
17    case error.PERMISSION_DENIED:
18        // console.log('User denied the request for GeoLocation.');
19        break;
20    case error.POSITION_UNAVAILABLE:
21        // console.log('Location information is unavailable.');
22        break;
23    case error.TIMEOUT:
24        // console.log('The request to get user location timed out.');
25        break;
26    default:
27        // console.log('An unknown error occurred.');
28        break;
29    }
30}
31
32function showGeoPosition(position) {
33    $('[name="geolocation"]').val(position.coords.latitude + ','
34        + position.coords.longitude + ',' + position.coords.accuracy + ',' + position.timestamp);
35}
36
37
38function preserveAnchorTagOnForm() {
39    $('#fm1').submit(function () {
40        var location = self.document.location;
41        var hash = decodeURIComponent(location.hash);
42        
43        if (hash != undefined && hash != '' && hash.indexOf('#') === -1) {
44            hash = '#' + hash;
45        }
46
47        var action = $('#fm1').attr('action');
48        if (action == undefined) {
49            action = location.href;
50        } else {
51            var qidx = location.href.indexOf('?');
52            if (qidx != -1) {
53                var queryParams = location.href.substring(qidx);
54                action += queryParams;
55            }
56        }
57        action += hash;
58        $('#fm1').attr('action', action);
59        
60    });
61}
62
63function areCookiesEnabled() {
64    if ($.cookie == undefined) {
65        return;
66    }
67
68    $.cookie('cookiesEnabled', 'true');
69    var value = $.cookie('cookiesEnabled');
70    $.removeCookie('cookiesEnabled');
71    return value != undefined;
72
73}
74
75function disableEmptyInputFormSubmission() {
76    var fields = $('#fm1 input[name="username"],[name="password"]');
77
78    if (fields.length == 2) {
79        fields.on('input', function (event) {
80            var enableSubmission = $('#fm1 input[name="username"]').val().trim() &&
81                $('#fm1 input[name="password"]').val().trim();
82
83            if (enableSubmission) {
84                $('#fm1 input[name=submit]').removeAttr('disabled');
85                event.stopPropagation();
86            } else {
87                $('#fm1 input[name=submit]').attr('disabled', 'true');
88            }
89        });
90    }
91
92    /**
93     * Handle auto-complete events to the extent possible.
94     */
95    if ($('#fm1 input[name="username"]').length > 0) {
96        setTimeout(function () {
97            var uid = $('#username').val();
98            if (uid != null && uid != '') {
99                $('#username').change();
100                $('#username').focus();
101                $('#fm1 input[name=submit]').removeAttr('disabled');
102            }
103
104        }, 100);
105    }
106}
107
108function resourceLoadedSuccessfully() {
109    $(document).ready(function () {
110
111        if (trackGeoLocation) {
112            requestGeoPosition();
113        }
114
115        if ($(':focus').length === 0) {
116            $('input:visible:enabled:first').focus();
117        }
118
119        if (areCookiesEnabled()) {
120            $('#cookiesDisabled').hide();
121        } else {
122            $('#cookiesDisabled').show();
123        }
124
125        disableEmptyInputFormSubmission();
126        preserveAnchorTagOnForm();
127
128        $('#capslock-on').hide();
129        $('#fm1 input[name="username"],[name="password"]').trigger('input');
130        $('#fm1 input[name="username"]').focus();
131
132        $('#password').keypress(function (e) {
133            var s = String.fromCharCode(e.which);
134            if (s.toUpperCase() === s && s.toLowerCase() !== s && !e.shiftKey) {
135                $('#capslock-on').show();
136            } else {
137                $('#capslock-on').hide();
138            }
139        });
140        if (typeof(jqueryReady) == 'function') {
141            jqueryReady();
142        }
143    });
144
145}