358 lines
47 KiB
HTML
358 lines
47 KiB
HTML
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<!DOCTYPE html>
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<!-- saved from url=(0031)http://micropython.org/webrepl/ -->
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<html><head><meta http-equiv="Content-Type" content="text/html; charset=windows-1252"><style id="term-style">.terminal {
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float: left;
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border: #000000 solid 5px;
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font-family: "DejaVu Sans Mono", "Liberation Mono", monospace;
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font-size: 11px;
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color: #f0f0f0;
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background: #000000;
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}
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.terminal-cursor {
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color: #000000;
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background: #f0f0f0;
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}
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</style>
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<title>MicroPython WebREPL</title>
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<!--
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term.js
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Copyright (c) 2012-2013, Christopher Jeffrey (MIT License)
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Copyright (c) 2016, Paul Sokolovsky
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-->
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<style>
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html {
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background: #555;
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}
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h1 {
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margin-bottom: 20px;
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font: 20px/1.5 sans-serif;
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}
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/*
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.terminal {
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float: left;
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border: #000 solid 5px;
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font-family: "DejaVu Sans Mono", "Liberation Mono", monospace;
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font-size: 11px;
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color: #f0f0f0;
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background: #000;
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}
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.terminal-cursor {
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color: #000;
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background: #f0f0f0;
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}
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*/
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.file-box {
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margin: 4px;
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padding: 4px;
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background: #888;
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}
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</style>
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<script src="./MicroPython WebREPL_files/term.js"></script>
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<script src="./MicroPython WebREPL_files/FileSaver.js"></script>
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</head>
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<body>
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<div style="display:inline-block; vertical-align:top;">
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<form>
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<input type="text" name="webrepl_url" id="url" value="ws://192.168.1.101:8266/">
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<input type="submit" id="button" value="Connect" onclick="button_click(); return false;">
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</form>
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<div id="term">
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<div class="terminal" tabindex="0" spellcheck="false" style="outline: none; background-color: rgb(0, 0, 0); color: rgb(240, 240, 240);"><div> </div><div> </div><div> </div><div> </div><div> </div><div> </div><div>
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</div>
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<div id="file-boxes" style="display:inline-block; vertical-align:top; width:230px;">
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<div class="file-box">
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<strong>Send a file</strong>
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<input type="file" id="put-file-select">
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<div id="put-file-list"></div>
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<input type="button" value="Send to device" id="put-file-button" onclick="put_file(); return false;" disabled="">
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</div>
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<div class="file-box">
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<strong>Get a file</strong>
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<input type="text" name="get_filename" id="get_filename" value="" size="13">
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<input type="button" value="Get from device" onclick="get_file(); return false;">
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</div>
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<div class="file-box" id="file-status"><span style="color:#707070">(file operation status)</span></div>
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</div>
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<br clear="both">
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<i>Terminal widget should be focused (text cursor visible) to accept input. Click on it if not.</i><br>
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<i>To paste, press Ctrl+A, then Ctrl+V</i>
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<script>
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;
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var term;
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var ws;
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var connected = false;
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var binary_state = 0;
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var put_file_name = null;
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var put_file_data = null;
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var get_file_name = null;
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var get_file_data = null;
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function calculate_size(win) {
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var cols = Math.max(80, Math.min(150, (win.innerWidth - 280) / 7)) | 0;
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var rows = Math.max(24, Math.min(80, (win.innerHeight - 180) / 12)) | 0;
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return [cols, rows];
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}
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(function() {
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window.onload = function() {
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var size = calculate_size(self);
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term = new Terminal({
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cols: size[0],
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rows: size[1],
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useStyle: true,
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screenKeys: true,
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cursorBlink: false
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});
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term.open(document.getElementById("term"));
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};
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window.addEventListener('resize', function() {
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var size = calculate_size(self);
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term.resize(size[0], size[1]);
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});
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}).call(this);
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function button_click() {
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if (connected) {
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ws.close();
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} else {
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document.getElementById('url').disabled = true;
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document.getElementById('button').value = "Disconnect";
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connected = true;
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connect(document.getElementById('url').value);
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}
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}
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function prepare_for_connect() {
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document.getElementById('url').disabled = false;
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document.getElementById('button').value = "Connect";
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}
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function update_file_status(s) {
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document.getElementById('file-status').innerHTML = s;
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}
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function connect(url) {
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ws = new WebSocket(url);
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ws.binaryType = 'arraybuffer';
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ws.onopen = function() {
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term.removeAllListeners('data');
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term.on('data', function(data) {
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// Pasted data from clipboard will likely contain
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// LF as EOL chars.
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data = data.replace(/\n/g, "\r");
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ws.send(data);
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});
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term.on('title', function(title) {
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document.title = title;
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});
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term.focus();
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term.element.focus();
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term.write('\x1b[31mWelcome to MicroPython!\x1b[m\r\n');
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ws.onmessage = function(event) {
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if (event.data instanceof ArrayBuffer) {
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var data = new Uint8Array(event.data);
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switch (binary_state) {
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case 11:
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// first response for put
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if (decode_resp(data) == 0) {
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// send file data in chunks
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for (var offset = 0; offset < put_file_data.length; offset += 1024) {
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ws.send(put_file_data.slice(offset, offset + 1024));
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}
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binary_state = 12;
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}
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break;
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case 12:
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// final response for put
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if (decode_resp(data) == 0) {
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update_file_status('Sent ' + put_file_name + ', ' + put_file_data.length + ' bytes');
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} else {
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update_file_status('Failed sending ' + put_file_name);
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}
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binary_state = 0;
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break;
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case 21:
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// first response for get
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if (decode_resp(data) == 0) {
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binary_state = 22;
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var rec = new Uint8Array(1);
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rec[0] = 0;
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ws.send(rec);
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}
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break;
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case 22: {
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// file data
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var sz = data[0] | (data[1] << 8);
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if (data.length == 2 + sz) {
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// we assume that the data comes in single chunks
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if (sz == 0) {
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// end of file
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binary_state = 23;
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} else {
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// accumulate incoming data to get_file_data
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var new_buf = new Uint8Array(get_file_data.length + sz);
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new_buf.set(get_file_data);
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new_buf.set(data.slice(2), get_file_data.length);
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get_file_data = new_buf;
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update_file_status('Getting ' + get_file_name + ', ' + get_file_data.length + ' bytes');
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var rec = new Uint8Array(1);
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rec[0] = 0;
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ws.send(rec);
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}
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} else {
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binary_state = 0;
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}
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break;
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}
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case 23:
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// final response
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if (decode_resp(data) == 0) {
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update_file_status('Got ' + get_file_name + ', ' + get_file_data.length + ' bytes');
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saveAs(new Blob([get_file_data], {type: "application/octet-stream"}), get_file_name);
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} else {
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update_file_status('Failed getting ' + get_file_name);
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}
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binary_state = 0;
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break;
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case 31:
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// first (and last) response for GET_VER
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console.log('GET_VER', data);
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binary_state = 0;
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break;
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}
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}
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term.write(event.data);
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};
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};
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ws.onclose = function() {
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connected = false;
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if (term) {
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term.write('\x1b[31mDisconnected\x1b[m\r\n');
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}
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prepare_for_connect();
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}
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}
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function decode_resp(data) {
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if (data[0] == 'W'.charCodeAt(0) && data[1] == 'B'.charCodeAt(0)) {
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var code = data[2] | (data[3] << 8);
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return code;
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} else {
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return -1;
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}
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}
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function put_file() {
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var dest_fname = put_file_name;
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var dest_fsize = put_file_data.length;
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// WEBREPL_FILE = "<2sBBQLH64s"
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var rec = new Uint8Array(2 + 1 + 1 + 8 + 4 + 2 + 64);
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rec[0] = 'W'.charCodeAt(0);
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rec[1] = 'A'.charCodeAt(0);
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rec[2] = 1; // put
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rec[3] = 0;
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rec[4] = 0; rec[5] = 0; rec[6] = 0; rec[7] = 0; rec[8] = 0; rec[9] = 0; rec[10] = 0; rec[11] = 0;
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rec[12] = dest_fsize & 0xff; rec[13] = (dest_fsize >> 8) & 0xff; rec[14] = (dest_fsize >> 16) & 0xff; rec[15] = (dest_fsize >> 24) & 0xff;
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rec[16] = dest_fname.length & 0xff; rec[17] = (dest_fname.length >> 8) & 0xff;
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for (var i = 0; i < 64; ++i) {
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if (i < dest_fname.length) {
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rec[18 + i] = dest_fname.charCodeAt(i);
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} else {
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rec[18 + i] = 0;
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}
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}
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// initiate put
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binary_state = 11;
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update_file_status('Sending ' + put_file_name + '...');
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ws.send(rec);
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}
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function get_file() {
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var src_fname = document.getElementById('get_filename').value;
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// WEBREPL_FILE = "<2sBBQLH64s"
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var rec = new Uint8Array(2 + 1 + 1 + 8 + 4 + 2 + 64);
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rec[0] = 'W'.charCodeAt(0);
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rec[1] = 'A'.charCodeAt(0);
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rec[2] = 2; // get
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rec[3] = 0;
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rec[4] = 0; rec[5] = 0; rec[6] = 0; rec[7] = 0; rec[8] = 0; rec[9] = 0; rec[10] = 0; rec[11] = 0;
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rec[12] = 0; rec[13] = 0; rec[14] = 0; rec[15] = 0;
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rec[16] = src_fname.length & 0xff; rec[17] = (src_fname.length >> 8) & 0xff;
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for (var i = 0; i < 64; ++i) {
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if (i < src_fname.length) {
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rec[18 + i] = src_fname.charCodeAt(i);
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} else {
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rec[18 + i] = 0;
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}
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}
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// initiate get
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binary_state = 21;
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get_file_name = src_fname;
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get_file_data = new Uint8Array(0);
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update_file_status('Getting ' + get_file_name + '...');
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ws.send(rec);
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}
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function get_ver() {
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// WEBREPL_REQ_S = "<2sBBQLH64s"
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var rec = new Uint8Array(2 + 1 + 1 + 8 + 4 + 2 + 64);
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rec[0] = 'W'.charCodeAt(0);
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rec[1] = 'A'.charCodeAt(0);
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rec[2] = 3; // GET_VER
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// rest of "rec" is zero
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// initiate GET_VER
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binary_state = 31;
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ws.send(rec);
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}
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function handle_put_file_select(evt) {
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// The event holds a FileList object which is a list of File objects,
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// but we only support single file selection at the moment.
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var files = evt.target.files;
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// Get the file info and load its data.
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var f = files[0];
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put_file_name = f.name;
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var reader = new FileReader();
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reader.onload = function(e) {
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put_file_data = new Uint8Array(e.target.result);
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document.getElementById('put-file-list').innerHTML = '' + escape(put_file_name) + ' - ' + put_file_data.length + ' bytes';
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document.getElementById('put-file-button').disabled = false;
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};
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reader.readAsArrayBuffer(f);
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}
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document.getElementById('put-file-select').addEventListener('change', handle_put_file_select, false);
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document.getElementById('put-file-button').disabled = true;
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</script>
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</body></html>
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