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Useless network speed tester
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| <?php | |
| define("TESTFILE", "zero"); | |
| if(isset($_GET["d"])){ | |
| readfile(TESTFILE); | |
| exit(); | |
| }else if(isset($_GET["n"])){ | |
| exit(); | |
| } | |
| ?> | |
| <!doctype html> | |
| <meta charset="UTF-8"> | |
| <title>netspeed</title> | |
| <script> | |
| (function(){ | |
| var netSpeed = {rx : 0, tx : 0}, | |
| testdata = "", | |
| xhrSpeed = function(url, data, nextStep){ | |
| var x = new XMLHttpRequest(), | |
| time = 0; | |
| x.open("POST", url, true); | |
| x.onreadystatechange = function(){ | |
| if(x.readyState === 4){ | |
| time = new Date().getTime() - time; | |
| nextStep(x, time); | |
| } | |
| }; | |
| time = new Date().getTime(); | |
| x.send(data); | |
| }, | |
| getMbps = function(ms, byte){ | |
| return ((byte * 8) / (ms / 1000)) / 1000000; | |
| }, | |
| showNetTime = function(){ | |
| alert("RX: " + netSpeed.rx.toString() + " Mbps\nTX: " + netSpeed.tx.toString() + " Mbps"); | |
| }, | |
| afterTx = function(x, time){ | |
| netSpeed.tx = getMbps(time, testdata.length); | |
| showNetTime(); | |
| }, | |
| beforeTx = function(){ | |
| xhrSpeed("?n", testdata, afterTx); | |
| }, | |
| afterRx = function(x, time){ | |
| testdata = x.responseText; | |
| netSpeed.rx = getMbps(time, testdata.length); | |
| beforeTx(x.responseText); | |
| }, | |
| beforeRx = function(){ | |
| if(confirm("Press OK to start")){ | |
| xhrSpeed("?d", null, afterRx); | |
| } | |
| }; | |
| addEventListener("click", beforeRx, false); | |
| })(); | |
| </script> |
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