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updated webapp.html + ajax

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This commit is contained in:
jngrt 2014-04-28 23:49:38 +02:00
parent b2893eaf3c
commit 54c2c0e754
2 changed files with 192 additions and 4 deletions
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15
meshenger_clientserve.py
View File

@ -12,16 +12,23 @@ import unicodedata
class ClientServeHandler(SimpleHTTPServer.SimpleHTTPRequestHandler):
messageDir = "msg"
messageDir = "/msg"
"""
Serve index and messages
"""
def do_GET(self):
if self.path == '/':
self.path = "/index"
if self.path == '/index' or self.path.startswith( self.messageDir ):
if self.path == '/':
self.send_response(200)
self.send_header('Content-type', 'text/html')
self.end_headers()
f = os.path.join( "webapp.html")
with open( f, 'r') as the_file:
self.wfile.write(the_file.read())
elif self.path == '/index' or self.path.startswith( self.messageDir ):
return SimpleHTTPServer.SimpleHTTPRequestHandler.do_GET(self)
else:

181
webapp.html Normal file
View File

@ -0,0 +1,181 @@
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="cache-control" content="max-age=0" />
<meta http-equiv="cache-control" content="no-cache" />
<meta http-equiv="expires" content="0" />
<meta http-equiv="expires" content="Tue, 01 Jan 1980 1:00:00 GMT" />
<meta http-equiv="pragma" content="no-cache" />
<meta name="viewport" content="width=device-width, user-scalable=no">
<title>meshed up</title>
</head>
<body>
<h2>message</h2>
<textarea id="message" rows="3" style="width:100%"></textarea>
<button style="width:100%" id="send">Send</button>
<h2>outbox</h2>
<ul id="outbox"></ul>
<h2>inbox</h2>
<ul id="inbox"></ul>
<script type="text/javascript">
/*
* OUTBOX STUFF
*/
document.getElementById( 'send' ).onclick = function() {
var outStr = localStorage.getItem( 'outbox' ) || '';
outStr += new Date().getTime() + ' ' + document.getElementById('message').value + '\n';
localStorage.setItem( 'outbox', outStr );
updateOutboxView();
checkOutbox();
document.getElementById('message').value = '';
//localStorage.setItem(
// new Date().getTime(),
// document.getElementById('message').value );
//updateList();
};
function checkOutbox() {
var outStr = localStorage.getItem( 'outbox' );
if ( ! outStr ) {
return;
}
var lines = outStr.split( /\n/ );
for ( var i in lines ) {
if ( lines[i].length === 0 ) {
continue;
}
var ts = lines[ i ].substr( 0, lines[ i ].indexOf( ' ' ));
var msg = lines[ i ].substr( lines[ i ].indexOf( ' ' ));
sendMessage( ts, msg );
}
}
function sendMessage( timestamp, message ) {
var xhr = new XMLHttpRequest();
var data = 'time=' + encodeURIComponent( timestamp ) +
'&message=' + encodeURIComponent( message );
xhr.onreadystatechange = function(){
if ( xhr.readyState == 4){
if ( xhr.status == 200 ) {
removeOutboxItem( timestamp );
}
}
};
xhr.open('POST', 'send', true);
xhr.setRequestHeader('Content-type', 'application/x-www-form-urlencoded');
xhr.setRequestHeader('If-Modified-Since', 'Sat, 1 Jan 2005 00:00:00 GMT');
xhr.send(data);
}
function removeOutboxItem( timestamp ) {
var outStr = localStorage.getItem( 'outbox' ) || '';
var lines = outStr.split( /\n/ );
for ( var i in lines ) {
var ts = lines[ i ].substr( 0, lines[ i ].indexOf( ' ' ));
if ( ts === timestamp ) {
lines.splice( i, 1 );
break;
}
}
var newOutStr = lines.join('\n');
localStorage.setItem('outbox', newOutStr);
updateOutboxView();
}
function updateOutboxView() {
var contentString = '';
var outStr = localStorage.getItem( 'outbox' ) || '';
var lines = outStr.split( /\n/ );
for ( var i in lines ) {
if ( lines[ i ].length === 0 ) {
continue;
}
var ts = lines[ i ].substr( 0, lines[ i ].indexOf( ' ' ));
var msg = lines[ i ].substr( lines[ i ].indexOf( ' ' ));
contentString += '<li><b>' + ts + ' </b>' + msg + '</li>';
}
document.getElementById( 'outbox' ).innerHTML = contentString;
}
function doStuffForEach( entriesString, stuffFunction ) {
if ( ! entriesString ) {
return;
}
var lines = entriesString.split( /\n/ );
for ( var i in lines ) {
var ts = lines[ i ].substr( 0, lines[ i ].indexOf( ' ' ));
var msg = lines[ i ].substr( lines[ i ].indexOf( ' ' ) + 1 );
stuffFunction( ts, msg );
}
}
/*
* INBOX STUFF
*/
function updateInboxView() {
var contentString = '';
for(var i in localStorage)
{
if ( i.length === 0 || i === 'outbox' ) {
continue;
}
contentString += '<li><b>' + i + ' </b>' + localStorage[i] + '</li>';
}
document.getElementById( 'inbox' ).innerHTML = contentString;
}
function onMessageDownload( msg, filename ) {
if ( localStorage.getItem( filename ) === null ) {
localStorage.setItem( filename, msg );
}
updateInboxView();
}
function onIndex( index ) {
var lines = index.split( /\n/ );
for ( var i in lines ) {
var fname = lines[i];
if ( localStorage.getItem( fname ) === null ) {
//localStorage.setItem( ts, lines[i].substr(lines[i].indexOf(' ')) );
downloadMessage( fname );
}
}
}
function downloadMessage(filename) {
var xhr = new XMLHttpRequest();
xhr.onreadystatechange = function(){
if (xhr.readyState == 4 && xhr.status == 200){
onMessageDownload( xhr.responseText, filename );
}
}
xhr.open( "GET", 'msg/'+filename, true);
xhr.send();
}
function checkInbox() {
var xhr = new XMLHttpRequest();
xhr.onreadystatechange = function(){
if (xhr.readyState == 4 && xhr.status == 200){
onIndex( xhr.responseText );
}
}
xhr.open( "GET", 'index', true);
xhr.send();
}
/*
* INIT
*/
updateInboxView();
updateOutboxView();
window.setInterval( function(){
checkInbox();
checkOutbox();
}, 10000 );
</script>
</body>
</html>