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<!DOCTYPE html>
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<html>
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<head>
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<meta http-equiv="cache-control" content="max-age=0" />
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<meta http-equiv="cache-control" content="no-cache" />
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<meta http-equiv="expires" content="0" />
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<meta http-equiv="expires" content="Tue, 01 Jan 1980 1:00:00 GMT" />
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<meta http-equiv="pragma" content="no-cache" />
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<meta name="viewport" content="width=device-width, user-scalable=no">
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<title>meshed up</title>
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</head>
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<body>
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<h2>message</h2>
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<textarea id="message" rows="3" style="width:100%"></textarea>
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<button style="width:100%" id="send">Send</button>
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<h2>outbox</h2>
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<ul id="outbox"></ul>
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<h2>inbox</h2>
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<ul id="inbox"></ul>
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<script type="text/javascript">
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/*
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* OUTBOX STUFF
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*/
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document.getElementById( 'send' ).onclick = function() {
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var outStr = localStorage.getItem( 'outbox' ) || '';
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outStr += new Date().getTime() + ' ' + document.getElementById('message').value + '\n';
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localStorage.setItem( 'outbox', outStr );
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updateOutboxView();
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checkOutbox();
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document.getElementById('message').value = '';
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//localStorage.setItem(
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// new Date().getTime(),
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// document.getElementById('message').value );
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//updateList();
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};
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function checkOutbox() {
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var outStr = localStorage.getItem( 'outbox' );
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if ( ! outStr ) {
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return;
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}
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var lines = outStr.split( /\n/ );
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for ( var i in lines ) {
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if ( lines[i].length === 0 ) {
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continue;
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}
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var ts = lines[ i ].substr( 0, lines[ i ].indexOf( ' ' ));
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var msg = lines[ i ].substr( lines[ i ].indexOf( ' ' ));
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sendMessage( ts, msg );
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}
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}
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function sendMessage( timestamp, message ) {
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var xhr = new XMLHttpRequest();
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var data = 'time=' + encodeURIComponent( timestamp ) +
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'&message=' + encodeURIComponent( message );
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xhr.onreadystatechange = function(){
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if ( xhr.readyState == 4){
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if ( xhr.status == 200 ) {
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removeOutboxItem( timestamp );
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}
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}
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};
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xhr.open('POST', 'send', true);
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xhr.setRequestHeader('Content-type', 'application/x-www-form-urlencoded');
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xhr.setRequestHeader('If-Modified-Since', 'Sat, 1 Jan 2005 00:00:00 GMT');
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xhr.send(data);
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}
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function removeOutboxItem( timestamp ) {
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var outStr = localStorage.getItem( 'outbox' ) || '';
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var lines = outStr.split( /\n/ );
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for ( var i in lines ) {
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var ts = lines[ i ].substr( 0, lines[ i ].indexOf( ' ' ));
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if ( ts === timestamp ) {
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lines.splice( i, 1 );
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break;
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}
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}
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var newOutStr = lines.join('\n');
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localStorage.setItem('outbox', newOutStr);
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updateOutboxView();
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}
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function updateOutboxView() {
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var contentString = '';
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var outStr = localStorage.getItem( 'outbox' ) || '';
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var lines = outStr.split( /\n/ );
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for ( var i in lines ) {
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if ( lines[ i ].length === 0 ) {
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continue;
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}
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var ts = lines[ i ].substr( 0, lines[ i ].indexOf( ' ' ));
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var msg = lines[ i ].substr( lines[ i ].indexOf( ' ' ));
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contentString += '<li><b>' + ts + ' </b>' + msg + '</li>';
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}
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document.getElementById( 'outbox' ).innerHTML = contentString;
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}
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function doStuffForEach( entriesString, stuffFunction ) {
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if ( ! entriesString ) {
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return;
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}
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var lines = entriesString.split( /\n/ );
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for ( var i in lines ) {
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var ts = lines[ i ].substr( 0, lines[ i ].indexOf( ' ' ));
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var msg = lines[ i ].substr( lines[ i ].indexOf( ' ' ) + 1 );
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stuffFunction( ts, msg );
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}
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}
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/*
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* INBOX STUFF
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*/
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function updateInboxView() {
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var contentString = '';
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for(var i in localStorage)
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{
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if ( i.length === 0 || i === 'outbox' ) {
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continue;
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}
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contentString += '<li><b>' + i + ' </b>' + localStorage[i] + '</li>';
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}
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document.getElementById( 'inbox' ).innerHTML = contentString;
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}
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function onMessageDownload( msg, filename ) {
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if ( localStorage.getItem( filename ) === null ) {
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localStorage.setItem( filename, msg );
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}
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updateInboxView();
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}
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function onIndex( index ) {
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var lines = index.split( /\n/ );
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for(var k in localStorage){
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var l = 1;
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for ( var i in lines ) {
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var f = lines[i];
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if (f == k){ l = 0; }
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}
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if (l == 1){
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localStorage.removeItem(k);
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}
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}
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updateInboxView();
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for ( var i in lines ) {
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var fname = lines[i];
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if ( localStorage.getItem( fname ) === null ) {
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//localStorage.setItem( ts, lines[i].substr(lines[i].indexOf(' ')) );
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downloadMessage( fname );
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}
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}
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}
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function downloadMessage(filename) {
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var xhr = new XMLHttpRequest();
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xhr.onreadystatechange = function(){
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if (xhr.readyState == 4 && xhr.status == 200){
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onMessageDownload( xhr.responseText, filename );
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}
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}
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xhr.open( "GET", 'msg/'+filename, true);
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xhr.send();
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}
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function checkInbox() {
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var xhr = new XMLHttpRequest();
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xhr.onreadystatechange = function(){
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if (xhr.readyState == 4 && xhr.status == 200){
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onIndex( xhr.responseText );
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}
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}
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xhr.open( "GET", 'index', true);
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xhr.send();
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}
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/*
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* INIT
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*/
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updateInboxView();
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updateOutboxView();
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window.setInterval( function(){
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checkInbox();
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checkOutbox();
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}, 3000 );
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</script>
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</body>
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</html>
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