79 lines
2.5 KiB
HTML
79 lines
2.5 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<title>ESP32 OTA Server</title>
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<script>
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function startUpload() {
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var otafile = document.getElementById("file").files;
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if (otafile.length == 0) {
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alert("No file selected!");
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} else {
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document.getElementById("file").disabled = true;
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document.getElementById("upload").disabled = true;
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var file = otafile[0];
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var xhr = new XMLHttpRequest();
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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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document.open();
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document.write(xhr.responseText);
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document.close();
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} else if (xhr.status == 0) {
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alert("Server closed the connection abruptly!");
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location.reload()
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} else {
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alert(xhr.status + " Error!\n" + xhr.responseText);
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location.reload()
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}
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}
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};
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xhr.open("POST", "/zh_ota_server", true);
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xhr.send(file);
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}
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}
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</script>
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<style>
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body {
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max-width: 360px;
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text-align: center;
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}
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.button {
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border: none;
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display: block;
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width: 90%;
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background: #3df;
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padding: 30px;
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color: #FFF;
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font-size: 26px;
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font-weight: bold;
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font-family: Tahoma;
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border-radius: 10px;
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}
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.button:hover {
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background: #3ce;
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}
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.button div {
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color: #FFF;
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}
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</style>
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</head>
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<body>
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<h1>ESP32 OTA Server</h1>
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<div>
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<label for="file" class="button">Firmware file:<div></div></label>
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<input type="file" accept=".bin" name="upload" id="file" hidden="true"
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onchange='document.querySelector(".button div").innerHTML = Array.from(this.files).map(f => f.name).join("<br />")' />
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<p></p>
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<button style="width:107%" id="upload" type="button" class="button" onclick="startUpload()">Upload</button>
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</div>
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</body>
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</html> |