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index.php
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<?php
session_start();
if (!isset($_COOKIE['authorize']) or $_COOKIE['authorize']==-10) {
header("location: login.php");
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Web Chat</title>
<link rel="manifest" href="./manifest.json">
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" />
</head>
<style>
* {
font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
text-align: justify;
}
h1,
.name {
font-family: cursive;
}
.center {
margin: auto;
text-align: center;
}
.container {
margin: auto;
max-width: 500px;
background-color: white;
color: white;
max-height: 100vh;
position: relative;
border-radius: 0px 0px 15px 15px;
}
.header {
padding: 15px;
background-color: rgba(119, 64, 207, 1.0);
border-radius: 15px 0px 0px 0px;
box-shadow: 0px 0px 21px 0px rgba(0, 0, 0, 0.33);
}
#chatPanel {
box-shadow: 2px 10px 21px 0px rgba(0, 0, 0, 0.33);
width: inherit;
background-color: rgba(0, 0, 0, 0.61);
height: calc(100vh - 280px);
display: flex;
align-items: flex-end;
flex-flow: column;
padding: 5px;
overflow: auto;
position: relative;
}
#input_div {
display: flex;
flex-flow: column;
width: 100%;
border-radius: 0px 0px 15px 15px;
box-shadow: 2px 10px 21px 0px rgba(0, 0, 0, 0.33);
}
input {
font-size: 16px;
padding: 5px;
outline: none;
border: none;
border-radius: 0px 0px 15px 15px;
}
input[type=text],
textarea,
textarea:focus {
height: 40px;
resize: none;
outline: none;
border: none;
word-break: break-all;
overflow: auto;
width: 88%;
border-radius: 0px 0px 15px 15px;
}
input[type=text]:focus {
outline: none;
border: none;
}
#msg_form {
margin: 0;
}
.msg {
width: 100%;
display: flex;
flex-direction: column;
}
.mymsg {
color: black;
max-width: 80%;
display: flex;
flex-flow: column;
align-self: flex-end;
padding: 5px;
border-radius: 8px;
background-color: #ececec;
margin-top: 5px;
box-shadow: 2px 10px 21px 0px rgba(0, 0, 0, 0.33);
}
.yourmsg {
max-width: 80%;
display: flex;
flex-flow: column;
align-self: flex-start;
padding: 5px;
border-radius: 8px;
background-color: rgb(200 130 247 / 70%);
color: black;
margin-top: 5px;
box-shadow: 5px 8px 6px 1px rgba(0, 0, 0, 0.33);
border: grey solid 1px;
}
.time {
align-self: flex-end;
float: right;
color: hsl(0deg 0% 0% / 61%);
font-size: 10px;
}
i.fa-paper-plane {
color: rgba(119, 64, 207, 1.0);
}
button[type=submit] {
font-size: 25px;
position: absolute;
float: right;
margin: 5px;
border-radius: 100%;
outline: none;
border: none;
background-color: rgba(0, 0, 0, 0);
}
#secret {
background-color: rgba(255, 255, 255, 1);
display: none;
height: 100vh;
width: 100vw;
position: fixed;
z-index: 10000;
}
.options {
background-color: rgb(80 47 152);
color: white;
align-self: flex-end;
float: right;
border: none;
padding: 8px;
border-radius: 15px 15px 15px 15px;
font-size: 15px;
cursor: pointer;
box-shadow: -2px 2px 1px 3px rgb(0 0 0 / 14%);
}
#pre-header {
display: flex;
flex-flow: column;
}
#logout {
border-radius: 15px 15px 0px 0px;
padding: 5px;
background-color: rgba(0, 0, 0, 0.69);
color: white;
border: black solid 1px
}
.modal {
visibility: hidden;
width: 100vw;
height: 100vh;
position: fixed;
top: 0;
bottom: 0;
left: 0;
right: 0;
background-color: rgba(0, 0, 0, 0.33);
text-align: center;
z-index: 1000;
}
.modal-content {
font-size: 18px;
max-width: 100vw;
margin: auto;
width: 350px;
max-height: 100vh;
overflow: auto;
background-color: white;
border-radius: 0px 0px 15px 15px;
position: relative;
}
.close {
border-radius: 0px 0px 15px 15px;
margin: auto;
background-color: royalblue;
color: white;
display: inline-block;
padding-left: 10px;
padding-right: 10px;
cursor: pointer;
}
.list {
border: #ececec solid 1px;
}
.listOptions {
text-align: left;
padding: 5px;
border: #ececec solid 1px;
height: 40px;
font-size: 18px;
cursor: default;
}
.listOptions:hover {
background-color: #ececec;
}
.listOptions.selected {
background-color: royalblue !important;
}
@keyframes down {
from {
height: 0px;
}
to {
height: 300px;
}
}
@keyframes up {
from {
height: 300px;
}
to {
height: 0px;
}
}
@keyframes left {
from {
width: 0px;
}
to {
width: 300px;
}
}
@keyframes right {
from {
width: 300px;
}
to {
width: 0px;
}
}
#add_user {
margin: 5px;
color: white;
padding: 10px;
background-color: rgba(119, 64, 207, 1.0);
border-radius: 100%;
cursor: pointer;
position: absolute;
bottom: 10px;
right: 10px;
}
.user2 {
padding: 8px;
}
#new_user {
width: 300px;
display: none;
border-radius: 10px 10px 10px 10px;
border: black solid 1px;
position: absolute;
bottom: 9px;
right: 10px;
padding-top: 0px;
padding-bottom: 0px;
}
#info_add_user {
display: none;
}
.error-msg {
color: #D8000C;
background-color: #FFBABA;
}
.success-msg {
color: #270;
background-color: #DFF2BF;
}
#scroller {
float: right;
position: relative;
bottom: 110px;
color: green;
background-color: white;
padding: 8px;
margin-bottom: 5px;
right: 8px;
border-radius: 100%;
box-shadow: -3px 3px 3px 1px rgba(0, 0, 0, 0.69);
z-index: 500;
}
#scroller_div {
visibility: hidden;
}
#status_icon {
border-radius: 100%;
box-shadow: -3px 3px 3px 1px rgba(0, 0, 0, 0.69);
}
#status_div {
/* background-color: rgb(80 47 152); */
color: white;
border: none;
padding: 0px;
font-size: 12px;
/* border-radius: 15px 15px 15px 15px; */
/* box-shadow: -2px 2px 1px 3px rgb(0 0 0 / 14%); */
}
.date {
padding: 2px;
width: 50px;
align-self: center;
background-color: rgb(225, 243, 251);
display: inline-block;
color: black;
text-align: center;
box-shadow: 5px 8px 6px 1px rgba(0, 0, 0, 0.33);
border-radius: 8px;
}
@media only screen and (max-width: 385px) {
#status {
visibility: hidden;
}
}
</style>
<body>
<div class="modal" id="otherChats_div">
<div class="modal-content" id="otherChats-content">
<br />
Other Chats
<br /><br />
<div class="list" id="list">
</div>
<input type="text" name="new_user" id="new_user" placeholder="Enter Username to add friend" />
<i class="fa fa-user-plus" id="add_user" onclick="toggle_add()"></i>
<div id="info_add_user" class="">
<i class=""></i>
Info
</div>
</div>
<div class="close" id="close"><i style="color:white; font-size: 25px;" class="fa fa-chevron-up"></i></div>
</div>
<div id="secret"></div>
<h1 class="center">Welcome <span class="name">Name</span></h1>
<div class="container">
<div id="pre-header">
<button id="logout" class="options"><a href="logout.php" style="color:white"> Logout × </a></button>
</div>
<div class="header">
<i class=" fa fa-user-circle fa-2x" id="avatar"></i>
<span class="user2">User2</span>
<span id="status_div">
<i id="status_icon" class="fa fa-eercast offline"></i>
<span class="status" id="status">Status</span>
</span>
<button id="otherChats" class="options"> Other Chats</button>
</div>
<div id="chatPanel">
<br /><br /><br /><br />
<div class="msg">
<div class="date">
Today
</div>
</div>
<div class="msg">
<div class="yourmsg">
Select friend from OtherChats Option.
</div>
</div>
</div>
<div id="input_div">
<form id="msg_form" method="POST" action="./support/send.php">
<!-- <div>
<button name="link" id="link"><i class="fa fa-link"></i></button>
</div> -->
<textarea name="msg" id="msg" autofocus autocomplete="off" placeholder="Type your msg"></textarea>
<button type="submit" name="submit" id="send" value="Send"><i class="fa fa-paper-plane"></i></button>
</form>
</div>
<div id="scroller_div"><i class="fa fa-hand-o-down fa-2x" id="scroller"></i></div>
</div>
<script>
var counter = 0;
var prevloaded;
function retrieve_list() {
var xhr = new XMLHttpRequest();
return new Promise(function(resolve) {
xhr.onreadystatechange = function() {
if (xhr.status >= 200 & xhr.status < 300 & xhr.readyState == 4) {
resolve(xhr);
//console.log(xhr.responseText);
}
}
xhr.open('post', './support/load_list.php');
var formdata = new FormData();
formdata.append('username', localStorage.getItem('username'));
xhr.send(formdata);
})
}
function make_list(list_array) {
var l = document.getElementById('list');
l.innerHTML = "";
var json = JSON.parse(list_array);
for (var i = 0; i < json.length; i++) {
var new_listOption = document.createElement('div');
new_listOption.className = "listOptions";
var new_i = document.createElement('i');
new_i.className = "fa fa-user-circle fa-2x";
var new_span = document.createElement('span');
new_span.className = "friends";
new_span.innerText = json[i];
new_listOption.append(new_i);
new_listOption.append(new_span);
l.append(new_listOption);
}
}
function table_name() {
var xhr = new XMLHttpRequest();
return new Promise(function(resolve) {
var formdata = new FormData();
formdata.append('user1', localStorage.getItem('username'));
formdata.append('user2', sessionStorage.getItem('user2'));
xhr.onreadystatechange = function() {
if (xhr.status >= 200 & xhr.status < 300 & xhr.readyState == 4) {
resolve(xhr);
//console.log(xhr.responseText);
}
}
xhr.open('post', './support/table_name.php');
xhr.send(formdata);
})
}
function load_msgs(tn) {
var xhr = new XMLHttpRequest();
return new Promise(function(resolve) {
var formdata = new FormData();
formdata.append('table_name', tn);
formdata.append('username', sessionStorage.getItem('user2'));
formdata.append('submit', 'initial');
xhr.onreadystatechange = function() {
if (xhr.status >= 200 & xhr.status < 300 & xhr.readyState == 4) {
resolve(xhr);
//console.log(xhr.responseText);
}
}
xhr.open('post', './support/load_msgs.php');
xhr.send(formdata);
})
}
function make_msg(from_user, to_user, msg, year, month, day, h, m, s) {
var new_msg = document.createElement('div');
new_msg.className = "msg";
var new_mymsg = document.createElement('div');
if (from_user == localStorage.getItem('username')) new_mymsg.className = "mymsg";
else new_mymsg.className = "yourmsg";
new_mymsg.innerText = msg;
var new_time = document.createElement('div');
new_time.className = "time";
var date = day + "/" + month + "/" + year + " " + h + ":" + m;
new_time.innerText = date;
new_mymsg.append(new_time);
new_msg.append(new_mymsg);
return new_msg;
}
function partial_load() {
var xhr = new XMLHttpRequest();
var formdata = new FormData();
var d = new Date(sessionStorage.getItem('llt'));
formdata.append('table_name', sessionStorage.getItem('tn'));
formdata.append('username', sessionStorage.getItem('user2'));
formdata.append('day', d.getDate());
formdata.append('month', eval(d.getMonth() + 1));
formdata.append('year', d.getFullYear());
formdata.append('h', d.getHours());
formdata.append('m', d.getMinutes());
formdata.append('s', d.getSeconds());
formdata.append('id', sessionStorage.getItem('llid'));
formdata.append('submit', 'partial');
return new Promise(function(resolve, reject) {
xhr.onreadystatechange = function() {
if (xhr.status >= 200 & xhr.status < 300 & xhr.readyState == 4) {
resolve(xhr);
//console.log("Partial:" + xhr.responseText);
}
}
xhr.open('post', './support/load_msgs.php');
xhr.send(formdata);
})
}
function update_status(json_msgs) {
if (json_msgs[0].status == 1) {
document.getElementById('status_icon').style.color = "yellowgreen";
document.getElementById('status').innerText = "Online";
} else {
document.getElementById('status_icon').style.color = "red";
document.getElementById('status').innerText = "Offline";
}
}
function load() {
table_name().then(function(x) {
var json = JSON.parse(x.responseText);
sessionStorage.setItem('tn', json['table_name']);
var json_msgs;
//console.log(counter);
if (counter != 0) {
if (prevloaded == 1) {
prevloaded = 0;
partial_load().then(function(xhr) {
json_msgs = JSON.parse(xhr.responseText);
update_status(json_msgs);
if (json_msgs.length > 1) sessionStorage.setItem('llid', json_msgs[json_msgs.length - 1].id);
append_msgs(json_msgs);
prevloaded = 1;
})
}
} else {
counter++;
load_msgs(json['table_name']).then(function(xhr) {
json_msgs = JSON.parse(xhr.responseText);
update_status(json_msgs);
if (json_msgs.length > 1) sessionStorage.setItem('llid', json_msgs[json_msgs.length - 1].id);
append_msgs(json_msgs);
prevloaded = 1;
})
}
});
}
function append_msgs(json_msgs) {
//console.log(json_msgs);
//console.log(new Date(Date.parse(json_msgs[0])));
/* console.log(new Date(Date.parse(json_msgs[0])).getMilliseconds()); */
/* sessionStorage.setItem('llt', new Date(Date.parse(json_msgs[0]))); */
if (chatPanel.scrollHeight - chatPanel.clientHeight - chatPanel.scrollTop < 110) {
sessionStorage.setItem('load', 1);
} else {
if (json_msgs.length > 1) {
//alert('hey');
document.getElementById('scroller_div').style.visibility = "visible";
}
}
//if(!sessionStorage.getItem('llt'))
//one message of 48.6 height
for (var i = 1; i < json_msgs.length; i++) {
chatPanel.append(make_msg(json_msgs[i].from_user, json_msgs[i].to_user, json_msgs[i].msg, json_msgs[i].year, json_msgs[i].month, json_msgs[i].day, json_msgs[i].hour, json_msgs[i].min, json_msgs[i].sec));
if (sessionStorage.getItem('load') == 1) {
chatPanel.scrollTop = chatPanel.scrollHeight;
}
}
sessionStorage.removeItem('load');
}
function authenticate() {
var xhr = new XMLHttpRequest();
return new Promise(function(resolve) {
var formdata = new FormData();
formdata.append('submit', 'check');
formdata.append('username', localStorage.getItem('username'));
if (document.hasFocus()) {
formdata.append('status', 1);
} else formdata.append('status', 0);
xhr.onreadystatechange = function() {
if (xhr.status >= 200 & xhr.status < 300 & xhr.readyState == 4) {
resolve(xhr);
//console.log(xhr.responseText);
}
}
xhr.open('post', './support/validate_login.php');
xhr.send(formdata);
})
}
function load_list() {
document.getElementById('list').innerHTML = "";
document.getElementById('list').innerText = "";
authenticate().then(function(xhr) {
if (xhr.responseText == "Invalid User") {
window.location.href = "login.php";
} else {
retrieve_list().then(function(x) {
make_list(x.responseText)
}).then(function() {
Array.from(document.getElementsByClassName('listOptions')).forEach(function(element) {
element.addEventListener('click', function(e) {
counter = 0;
var user2 = element.lastElementChild.innerText;
sessionStorage.setItem('user2', user2);
Array.from(document.getElementById('list').children).forEach(function(el) {
if (el.lastElementChild.innerText != sessionStorage.getItem('user2')) {
el.className = "listOptions";
} else {
element.classList.add('selected');
chatPanel.innerHTML = "";
}
})
sessionStorage.removeItem('llid');
load();
modal.style.visibility = "hidden";
Array.from(document.getElementsByClassName('user2')).forEach(function(element) {
element.innerHTML = sessionStorage.getItem('user2');
})
})
})
});
}
})
}
function toggle_add() {
var x = document.getElementById('add_user');
x.classList.toggle('fa-chevron-circle-right');
x.classList.toggle('fa-user-plus');
if (x.classList == "fa fa-user-plus") {
document.getElementById('new_user').style.animation = "right 800ms ease";
setTimeout(function() {
document.getElementById('new_user').style.display = "none";
}, 500);
if (!(document.getElementById('new_user').value.trim() == "")) {
check_friend(document.getElementById('new_user').value);
}
} else {
document.getElementById('new_user').style.animation = "left 800ms ease";
document.getElementById('new_user').style.display = "block";
document.getElementById('new_user').focus();
}
}
function check_friend(new_friend) {
var xhr = new XMLHttpRequest();
var formdata = new FormData();
formdata.append('new_friend', new_friend);
formdata.append('username', localStorage.getItem('username'));
return new Promise(function(resolve) {
xhr.onreadystatechange = function() {
if (xhr.status >= 200 & xhr.status < 300 & xhr.readyState == 4) {
resolve(xhr);
var a = document.getElementById('info_add_user');
a.style.display = "block";
//console.log(xhr.responseText);
if (xhr.responseText == "success") {
a.className = "success-msg";
a.childNodes[2].nodeValue = "Successfully added friend.";
a.childNodes[1].className = "fa fa-check";
load_list();
} else {
a.className = "error-msg";
a.childNodes[1].className = "fa fa-times-circle";
a.childNodes[2].nodeValue = xhr.responseText;
}
setTimeout(function() {
a.style.display = "none";
}, 5000);
}
}
xhr.open('post', './support/check_friend.php');
xhr.send(formdata);
})
}
var modal = document.getElementById('otherChats_div');
window.addEventListener('click', function(e) {
if (e.target == modal)
//modal.style.display = "none";
modal.style.visibility = "hidden";
})
document.getElementById('close').addEventListener('click', function() {
document.getElementById('list').style.animation = "up 300ms ease"
document.getElementById('list').style.height = "0px";
setTimeout(function() {
//document.getElementById('otherChats_div').style.display = 'none';
modal.style.visibility = "hidden";
}, 300);
})
document.getElementById('otherChats').addEventListener('click', function() {
load_list();
var od = document.getElementById('otherChats_div');
//modal.style.display = 'block';
modal.style.visibility = "visible";
document.getElementById('list').style.animation = "down 500ms ease";
document.getElementById('list').style.height = "300px";
})
if ('serviceWorker' in window.navigator) {
//console.log('a');
/* window.addEventListener('load',function(){
window.navigator.serviceWorker.register('./sw.js')
.then(function(){console.log('Successfully registered')})
.catch(function(){console.log('Error!')})
}) */
}
window.onload = function() {
/* var deferredPrompt;
var btnAdd = document.getElementById('btnAdd');
window.addEventListener('beforeinstallprompt', e => {
e.preventDefault();
console.log("Before install trigerred");
deferredPrompt = e;
btnAdd.style.display = "block";
});
btnAdd.addEventListener("click", (e) => {
deferredPrompt.prompt();
deferredPrompt.userChoice.then((choiceResult) => {
if (choiceResult.outcome === 'accepted') {
console.log("User accepted the prompt");
btnAdd.style.display="none";
}
deferredPrompt = null;
})
}); */
var chatPanel = document.getElementById('chatPanel');
document.getElementById('scroller_div').addEventListener('click', function() {
chatPanel.scrollTop = chatPanel.scrollHeight;
document.getElementById('scroller_div').style.visibility = "hidden";
})
sessionStorage.removeItem('user2');
sessionStorage.removeItem('tn');
sessionStorage.removeItem('llid');
sessionStorage.setItem('load', 1);
//chatPanel.innerHTML = "";
document.getElementById('avatar').addEventListener('click', function() {
document.getElementById('secret').style.display = 'block';
document.getElementsByClassName('fa fa-paper-plane')[0].style.display = "none";
})
window.addEventListener('keydown', function(e) {
if (e.which == "17" || e.key == "17") {
sessionStorage.setItem('secret', 1);
document.getElementById('secret').style.display = 'block';
document.getElementsByClassName('fa fa-paper-plane')[0].style.display = "none";
} else if (e.which == 16) {
sessionStorage.setItem('secret', 0);
document.getElementById('secret').style.display = 'none';
document.getElementsByClassName('fa fa-paper-plane')[0].style.display = "block";
} else if (e.which == 13 && e.shiftKey == false) {
var ta = document.getElementById('msg');
if (e.target == ta) {
document.getElementById('send').click();
}
}
});
if (sessionStorage.getItem('secret') == 1) {
var evt = new KeyboardEvent('keydown', {
'key': 17,
'which': 17
});
window.dispatchEvent(evt);
}
load_list();
Array.from(document.getElementsByClassName('name')).forEach(function(element) {
element.innerHTML = localStorage.getItem('name');
})
document.getElementById('msg').onchange = function() {
if (document.getElementById('msg').value.trim() == '') {
document.getElementById('msg').setAttribute('placeholder', '');
} else {
document.getElementById('msg').setAttribute('placeholder', 'Type your msg');
}
}
/*
var ws=new WebSocket('ws://localhost/chat/send.php')
console.log(ws);
ws.onopen=function(){console.log('Connection Established')}; */
function send_msg(msg, d) {
var xhr = new XMLHttpRequest();
var formdata = new FormData();
formdata.append('table_name', sessionStorage.getItem('tn'));
formdata.append('from_user', localStorage.getItem('username'));
formdata.append('to_user', sessionStorage.getItem('user2'));
formdata.append('msg', msg);
formdata.append('msg', msg);
formdata.append('day', d.getDate());
formdata.append('month', eval(d.getMonth() + 1));
formdata.append('year', d.getFullYear());
formdata.append('h', d.getHours());
formdata.append('m', d.getMinutes());
formdata.append('s', d.getSeconds());
formdata.append('submit', 'Send');
return new Promise(function(resolve, reject) {
xhr.onreadystatechange = function() {
if (xhr.status >= 200 & xhr.status < 300) {
resolve(xhr);
//console.log(xhr.responseText);
}
}
xhr.open('post', './support/send.php');
xhr.send(formdata);
})
}
document.getElementById('send').addEventListener('click', function() {
var msg = document.getElementById('msg').value;
if (msg.trim() == '') {
alert('Please enter text.');
} else if (!sessionStorage.getItem('user2')) {
alert('Please select a friend to chat from Other Chats');
} else {
var d = new Date();
chatPanel.append(make_msg(localStorage.getItem('username'), sessionStorage.getItem('user2'), msg, d.getFullYear(), eval(d.getMonth() + 1), d.getDate(), d.getHours(), d.getMinutes(), d.getSeconds()));
chatPanel.scrollTop = chatPanel.scrollHeight;
send_msg(msg, d).then(function() {
document.getElementById('msg').setAttribute('placeholder', 'Type your msg');
//load_msgs();
})
}
})
var form = document.getElementById('msg_form');
form.onsubmit = function() {
document.getElementById('msg').value = '';
form.reset();
return false;
}
setInterval(function() {
authenticate().then(function(xhr) {
if (xhr.responseText == "Invalid User") {
window.location.href = "login.php";
} else {
if (sessionStorage.getItem('tn')) {
load();
}
}
})
}, 3000);
}
</script>
</body>
</html>
<?php
session_destroy();
?>