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Sanitize message before appending them to the HTML

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Saptak S 2020-03-11 18:10:08 +05:30
parent 819e406d46
commit 7eaefd5299
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1 changed files with 9 additions and 3 deletions
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12
share/static/js/chat.js
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@ -6,11 +6,11 @@ $(function(){
socket.emit('joined', {}); socket.emit('joined', {});
}); });
socket.on('status', function(data) { socket.on('status', function(data) {
$('#chat').append('<p><small><i>' + data.msg + '</i></small></p>'); $('#chat').append('<p><small><i>' + sanitizeHTML(data.msg) + '</i></small></p>');
$('#chat').scrollTop($('#chat')[0].scrollHeight); $('#chat').scrollTop($('#chat')[0].scrollHeight);
}); });
socket.on('message', function(data) { socket.on('message', function(data) {
$('#chat').append('<p>' + data.msg + '</p>'); $('#chat').append('<p>' + sanitizeHTML(data.msg) + '</p>');
$('#chat').scrollTop($('#chat')[0].scrollHeight); $('#chat').scrollTop($('#chat')[0].scrollHeight);
}); });
$('#new-message').on('keypress', function(e) { $('#new-message').on('keypress', function(e) {
@ -23,8 +23,14 @@ $(function(){
}); });
}); });
function emitMessage(socket) { var emitMessage = function(socket) {
text = $('#new-message').val(); text = $('#new-message').val();
$('#new-message').val(''); $('#new-message').val('');
socket.emit('text', {msg: text}); socket.emit('text', {msg: text});
} }
var sanitizeHTML = function(str) {
var temp = document.createElement('span');
temp.textContent = str;
return temp.innerHTML;
};