var CliHistory = function () { this.history = []; this.index = 0; }; CliHistory.prototype = { add: function (str) { this.history.push(str); this.index = this.history.length; }, prev: function () { if (this.index > 0) this.index -= 1; return this.history[this.index]; }, next: function () { if (this.index < this.history.length) this.index += 1; return this.history[this.index - 1]; } }; cli_history = new CliHistory(); function tab_initialize_cli() { ga_tracker.sendAppView('CLI Page'); GUI.active_tab = 'cli'; // remove any active interval for delayed command MSP.callbacks_cleanup(); $('#content').load("./tabs/cli.html", function() { // translate to user-selected language localize(); CLI_active = true; // Enter CLI mode var bufferOut = new ArrayBuffer(1); var bufView = new Uint8Array(bufferOut); bufView[0] = 0x23; // # serial.send(bufferOut, function(writeInfo) {}); var textarea = $('.tab-cli textarea'); textarea.keypress(function(event) { if (event.which == 13) { // enter event.preventDefault(); // prevent the adding of new line var out_string = textarea.val(); var out_arr = out_string.split("\n"); cli_history.add(out_string.trim()); var timeout_needle = 0; for (var i = 0; i < out_arr.length; i++) { send_slowly(out_arr, i, timeout_needle++); } textarea.val(''); } }); textarea.keyup(function(event) { var keyUp = { 38: true }, keyDown = { 40: true }; if (event.keyCode in keyUp) textarea.val(cli_history.prev()); if (event.keyCode in keyDown) textarea.val(cli_history.next()); }); // give input element user focus textarea.focus(); }); } function send_slowly(out_arr, i, timeout_needle) { GUI.timeout_add('CLI_send_slowly', function() { var bufferOut = new ArrayBuffer(out_arr[i].length + 1); var bufView = new Uint8Array(bufferOut); for (var c_key = 0; c_key < out_arr[i].length; c_key++) { bufView[c_key] = out_arr[i].charCodeAt(c_key); } bufView[out_arr[i].length] = 0x0D; // enter (\n) serial.send(bufferOut, function(writeInfo) {}); }, timeout_needle * 5); } /* Some info about handling line feeds and carriage return line feed = LF = \n = 0x0A = 10 carriage return = CR = \r = 0x0D = 13 MAC only understands CR Linux and Unix only understand LF Windows understands (both) CRLF Chrome OS currenty unknown */ var sequence_elements = 0; var CLI_validate_text = ""; function handle_CLI(readInfo) { var data = new Uint8Array(readInfo.data); var text = ""; for (var i = 0; i < data.length; i++) { if (CLI_valid) { if (data[i] == 27 || sequence_elements > 0) { // ESC + other sequence_elements++; // delete previous space if (sequence_elements == 1) { text = text.substring(0, text.length -1); } // Reset if (sequence_elements >= 5) { sequence_elements = 0; } } if (sequence_elements == 0) { switch (data[i]) { case 10: // line feed if (GUI.operating_system != "MacOS") { text += "
"; } break; case 13: // carriage return if (GUI.operating_system == "MacOS") { text += "
"; } break; default: text += String.fromCharCode(data[i]); } } } else { // try to catch part of valid CLI enter message CLI_validate_text += String.fromCharCode(data[i]); } } if (!CLI_valid && CLI_validate_text.indexOf('CLI') != -1) { CLI_valid = true; CLI_validate_text = ""; text = "Entering CLI Mode, type 'exit' to return, or 'help'

# "; } $('.tab-cli .window .wrapper').append(text); $('.tab-cli .window').scrollTop($('.tab-cli .window .wrapper').height()); // there seems to be some sort of initial rendering glitch in 33+, we will force redraw/refill $('.tab-cli .window .wrapper').css('webkitTransform', 'scale(1)'); }