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mirror of https://github.com/Doodle3D/doodle3d-client.git synced 2024-11-16 07:37:57 +01:00
doodle3d-client/js/Printer.js

435 lines
16 KiB
JavaScript

/*
* This file is part of the Doodle3D project (http://doodle3d.com).
*
* Copyright (c) 2013, Doodle3D
* This software is licensed under the terms of the GNU GPL v2 or later.
* See file LICENSE.txt or visit http://www.gnu.org/licenses/gpl.html for full license details.
*/
/* not using this now
var $printProgressContainer = $("#printProgressContainer");
var $progressbar = $("#progressbar");
var $progressAmount = $(".progressAmount");
function setPrintprogress(val) {
if (isNaN(val)) return;
// console.log("f:setPrintprogress() >> val " + val);
$progressbar.css("width", val*100 + "%");
$progressAmount.text(Math.floor(val*100) + "%");
}
//*/
function Printer() {
/* CONSTANTS */
Printer.WIFIBOX_DISCONNECTED_STATE = "wifibox disconnected";
Printer.UNKNOWN_STATE = "unknown"; // happens when a printer is connection but there isn't communication yet
Printer.DISCONNECTED_STATE = "disconnected"; // printer disconnected
Printer.CONNECTING_STATE = "connecting"; // printer connecting (printer found, but driver has not yet finished setting up the connection)
Printer.IDLE_STATE = "idle"; // printer found and ready to use, but idle
Printer.BUFFERING_STATE = "buffering"; // printer is buffering (recieving) data, but not yet printing
Printer.PRINTING_STATE = "printing";
Printer.STOPPING_STATE = "stopping"; // when you stop (abort) a print it prints the endcode
Printer.TOUR_STATE = "tour"; // when in joyride mode
Printer.ON_BEFORE_UNLOAD_MESSAGE = "You're doodle is still being sent to the printer, leaving will result in a incomplete 3D print";
//after buffer full message has been received, wait until the buffer load is below this ratio before sending new data
Printer.GCODE_BUFFER_WAIT_LOAD_RATIO = 0.75;
Printer.BUFFER_SPACE_WAIT_TIMEOUT = 30000; // how often to recheck buffer load
Printer.MAX_LINES_PER_POST = 500; // max amount of gcode lines per post (limited because WiFi box can't handle too much)
Printer.MAX_GCODE_SIZE = 10; // max size of gcode in MB's (estimation)
// Events
Printer.UPDATE = "update";
/* MEMBER VARIABLES */
this.temperature = 0;
this.targetTemperature = 0;
this.currentLine = 0;
this.totalLines = 0;
this.bufferedLines = 0;
this.bufferSize = 0;
this.maxBufferSize = 0;
this.state = Printer.UNKNOWN_STATE;
this.hasControl = true; // whether this client has control access
this.wifiboxURL;
this.checkStatusInterval = 3000;
this.checkStatusDelay;
this.timeoutTime = 3000;
this.sendPrintPartTimeoutTime = 5000;
this.gcode = []; // gcode to be printed
this.gcodeNumChunks = 0; //number of chunks to be sent (used for sequence numbering)
this.retryDelay = 2000; // retry setTimout delay
this.retrySendPrintPartDelay; // retry setTimout instance
this.retryCheckStatusDelay; // retry setTimout instance
this.retryStopDelay; // retry setTimout instance
this.retryPreheatDelay; // retry setTimout instance
this.stateOverruled = false;
/* FUNCTIONS */
var self = this;
this.init = function() {
//console.log("Printer:init");
//this.wifiboxURL = "http://" + window.location.host + "/cgi-bin/d3dapi";
//this.wifiboxURL = "http://192.168.5.1/cgi-bin/d3dapi";
this.wifiboxURL = wifiboxURL;
//this.wifiboxURL = "proxy5.php";
//console.log(" wifiboxURL: ",this.wifiboxURL);
if (autoUpdate) {
this.startStatusCheckInterval();
}
}
this.preheat = function() {
console.log("Printer:preheat");
if (this.state != Printer.IDLE_STATE) return;
var self = this;
if (communicateWithWifibox) {
$.ajax({
url: this.wifiboxURL + "/printer/heatup",
type: "POST",
dataType: 'json',
timeout: this.timeoutTime,
success: function(data){
console.log("Printer:preheat response: ",data);
if(data.status != "success") {
clearTimeout(self.retryPreheatDelay);
self.retryPreheatDelay = setTimeout(function() { self.preheat() },self.retryDelay); // retry after delay
}
}
}).fail(function() {
console.log("Printer:preheat: failed");
clearTimeout(self.retryPreheatDelay);
self.retryPreheatDelay = setTimeout(function() { self.preheat() },self.retryDelay); // retry after delay
});
} else {
console.log ("Printer >> f:preheat() >> communicateWithWifibox is false, so not executing this function");
}
}
this.print = function(gcode) {
console.log("Printer:print");
console.log(" gcode total # of lines: " + gcode.length);
message.set("Sending doodle to printer...",Message.NOTICE);
self.addLeaveWarning();
/*for (i = 0; i < gcode.length; i++) {
gcode[i] += " (" + i + ")";
}*/
this.sendIndex = 0;
this.gcode = gcode;
this.gcodeNumChunks = Math.ceil(this.gcode.length / Printer.MAX_LINES_PER_POST);
//console.log(" gcode[20]: ",gcode[20]);
var gcodeLineSize = this.byteSize(gcode[20]);
//console.log(" gcodeLineSize: ",gcodeLineSize);
var gcodeSize = gcodeLineSize*gcode.length/1024/1024; // estimate gcode size in MB's
console.log(" gcodeSize: ",gcodeSize);
if(gcodeSize > Printer.MAX_GCODE_SIZE) {
var msg = "Error: Printer:print: gcode file is probably too big ("+gcodeSize+"MB) (max: "+Printer.MAX_GCODE_SIZE+"MB)";
alert(msg);
console.log(msg);
this.overruleState(Printer.IDLE_STATE);
this.startStatusCheckInterval();
message.hide();
self.removeLeaveWarning();
return;
}
//this.targetTemperature = settings["printer.temperature"]; // slight hack
this.sendPrintPart(this.sendIndex, Printer.MAX_LINES_PER_POST);
}
this.byteSize = function(s){
return~-encodeURI(s).split(/%..|./).length;
}
this.sendPrintPart = function(sendIndex,sendLength) {
var completed = false;
if (this.gcode.length < (sendIndex + sendLength)) {
sendLength = this.gcode.length - sendIndex;
completed = true;
}
/* prepare post data */
var gcodePart = this.gcode.slice(sendIndex, sendIndex + sendLength);
var firstOne = (sendIndex == 0) ? true : false;
var start = firstOne; // start printing right away
var seqNum = Math.floor(sendIndex / Printer.MAX_LINES_PER_POST);
var postData = {
gcode: gcodePart.join("\n"), total_lines: this.gcode.length,
clear: firstOne, start: start,
seq_number: seqNum, seq_total: this.gcodeNumChunks
};
/* inform user what's going on */
var lessThanMaxText = completed ? " (last one, max=" + Printer.MAX_LINES_PER_POST + ")" : "";
console.log("Printer:sendPrintPart: sendIndex=" + sendIndex + "/" + this.gcode.length +
", sendLength=" + sendLength + lessThanMaxText +
", sequence numbers: " + seqNum + "/" + this.gcodeNumChunks);
var sendPercentage = Math.round(sendIndex / this.gcode.length * 100);
message.set("Sending doodle to printer: " + sendPercentage + "%", Message.NOTICE, false, true);
/* send data */
var self = this;
if (communicateWithWifibox) {
$.ajax({
url: this.wifiboxURL + "/printer/print",
type: "POST",
data: postData,
dataType: 'json',
timeout: this.sendPrintPartTimeoutTime,
success: function(data){
//console.log("Printer:sendPrintPart response: ",data);
if(data.status == "success") {
if (completed) {
console.log("Printer:sendPrintPart: gcode sending completed");
this.gcode = [];
this.gcodeNumChunks = 0;
self.removeLeaveWarning();
message.set("Doodle has been sent to printer...",Message.INFO,true);
//self.targetTemperature = settings["printer.temperature"]; // slight hack
} else {
// only if the state hasn't been changed (by for example pressing stop) we send more gcode
//console.log("Printer:sendPrintPart:gcode part received (state: ",self.state,")");
if(self.state == Printer.PRINTING_STATE || self.state == Printer.BUFFERING_STATE) {
//console.log("Printer:sendPrintPart:sending next part");
self.sendPrintPart(sendIndex + sendLength, sendLength);
}
}
} else if (data.status == "fail") {
if (data.data.status == "buffer_full") {
console.log("Printer:sendPrintPart: print server reported buffer full, pausing data transmission");
//this will wait in a setTimeout loop until enough room is available and then call sendPrintPart again.
self.waitForBufferSpace(sendIndex, sendLength);
} else {
//Note: apart from logging an error here, we ignore these errors as they all have to do
//with chunk sequencing, which we do not use, except for the source parameter which is set internally.
console.error("Printer:sendPrintPart: unexpected failure response for API endpoint printer/print (" + data.data.status + ")");
//sequence errors should not occur, except perhaps when 'stop' was clicked while still sending (https://github.com/Doodle3D/doodle3d-client/issues/226).
if (self.state != Printer.STOPPING_STATE) {
message.set("Unexpected error sending doodle to printer (" + data.data.status + "), please retry", Message.ERROR, false, true);
}
}
}
// after we know the first gcode part has been received or failed
// (and the driver had time to update the printer.state)
// we start checking the status again
if(sendIndex == 0) {
self.startStatusCheckInterval();
}
}
}).fail(function(jqXHr, textStatus, errorThrown) {
console.log("Printer:sendPrintPart: failed (AJAX status: '" + textStatus + "') AJAX exception (if any):", errorThrown);
clearTimeout(self.retrySendPrintPartDelay);
self.retrySendPrintPartDelay = setTimeout(function() {
console.log("request printer:sendPrintPart failed retry");
self.sendPrintPart(sendIndex, sendLength)
},self.retryDelay); // retry after delay
// after we know the gcode packed has bin received or failed
// (and the driver had time to update the printer.state)
// we start checking the status again
self.startStatusCheckInterval();
});
} else {
console.log ("Printer >> f:sendPrintPart() >> communicateWithWifibox is false, so not executing this function");
}
}
/*
* Called by sendPrintPart when a buffer_full fail response is received.
* This function keeps calling itself until the GCodeBuffer's load ratio
* drops below a predefined value and then calls sendPrintPart again.
*/
this.waitForBufferSpace = function(sendIndex,sendLength) {
var fillRatio = this.bufferSize / this.maxBufferSize;
var self = this;
//console.log("buffer fill state: " + self.bufferSize + "/" + self.maxBufferSize + " (" + fillPercent + "%)");
if (fillRatio >= Printer.GCODE_BUFFER_WAIT_LOAD_RATIO) {
var fillPercent = (fillRatio * 100).toFixed(2);
console.log("Printer:waitForBufferSpace: waiting until gcode buffer load ratio is below " +
(Printer.GCODE_BUFFER_WAIT_LOAD_RATIO * 100) + "% (current: " + fillPercent + "% of " +
(self.maxBufferSize / 1024) + "KiB)");
setTimeout(function() { self.waitForBufferSpace(sendIndex, sendLength); }, Printer.BUFFER_SPACE_WAIT_TIMEOUT);
} else {
if(self.state == Printer.PRINTING_STATE || self.state == Printer.BUFFERING_STATE) {
console.log("Printer:waitForBufferSpace: load ratio dropped below " + (Printer.GCODE_BUFFER_WAIT_LOAD_RATIO * 100) + "%, calling sendPrintPart...");
self.sendPrintPart(sendIndex, sendLength);
} else {
console.log("Printer:waitForBufferSpace: load ratio dropped far enough but printer state is not printing or buffering anymore, not resuming.");
}
}
}
this.stop = function() {
console.log("Printer:stop");
endCode = generateEndCode();
console.log(" endCode: ",endCode);
var postData = { gcode: endCode.join("\n")};
var self = this;
if (communicateWithWifibox) {
$.ajax({
url: this.wifiboxURL + "/printer/stop",
type: "POST",
data: postData,
dataType: 'json',
timeout: this.timeoutTime,
success: function(data){
console.log("Printer:stop response: ", data);
// after we know the stop has bin received or failed
// (and the driver had time to update the printer.state)
// we start checking the status again
self.startStatusCheckInterval();
}
}).fail(function() {
console.log("Printer:stop: failed");
clearTimeout(self.retryStopDelay);
self.retryStopDelay = setTimeout(function() { self.stop() },self.retryDelay); // retry after delay
// after we know the stop has bin received or failed
// (and the driver had time to update the printer.state)
// we start checking the status again
self.startStatusCheckInterval();
});
} else {
console.log ("Printer >> f:stop() >> communicateWithWifibox is false, so not executing this function");
}
}
this.startStatusCheckInterval = function() {
console.log("Printer:startStatusCheckInterval");
self.checkStatus();
clearTimeout(self.checkStatusDelay);
clearTimeout(self.retryCheckStatusDelay);
self.checkStatusDelay = setTimeout(function() { self.checkStatus() }, self.checkStatusInterval);
}
this.stopStatusCheckInterval = function() {
console.log("Printer:stopStatusCheckInterval");
clearTimeout(self.checkStatusDelay);
clearTimeout(self.retryCheckStatusDelay);
}
this.checkStatus = function() {
//console.log("Printer:checkStatus");
this.stateOverruled = false;
//console.log(" stateOverruled: ",this.stateOverruled);
var self = this;
if (communicateWithWifibox) {
$.ajax({
url: this.wifiboxURL + "/info/status",
dataType: 'json',
timeout: this.timeoutTime,
success: function(response){
//console.log(" Printer:status: ",response.data.state); //," response: ",response);
self.handleStatusUpdate(response);
clearTimeout(self.checkStatusDelay);
clearTimeout(self.retryCheckStatusDelay);
self.checkStatusDelay = setTimeout(function() { self.checkStatus() }, self.checkStatusInterval);
}
}).fail(function() {
console.log("Printer:checkStatus: failed");
self.state = Printer.WIFIBOX_DISCONNECTED_STATE;
clearTimeout(self.checkStatusDelay);
clearTimeout(self.retryCheckStatusDelay);
self.retryCheckStatusDelay = setTimeout(function() { self.checkStatus() },self.retryDelay); // retry after delay
$(document).trigger(Printer.UPDATE);
});
} else {
console.log ("Printer >> f:checkStatus() >> communicateWithWifibox is false, so not executing this function");
}
}
this.handleStatusUpdate = function(response) {
//console.log("Printer:handleStatusUpdate response: ",response);
var data = response.data;
if(response.status != "success") {
self.state = Printer.UNKNOWN_STATE;
} else {
// state
//console.log(" stateOverruled: ",this.stateOverruled);
if(!this.stateOverruled) {
self.state = data.state;
//console.log(" state > ",self.state);
}
// temperature
self.temperature = data.hotend;
self.targetTemperature = data.hotend_target;
// progress
self.currentLine = data.current_line;
self.totalLines = data.total_lines;
self.bufferedLines = data.buffered_lines;
self.bufferSize = data.buffer_size;
self.maxBufferSize = data.max_buffer_size;
// access
self.hasControl = data.has_control;
if(self.state == Printer.PRINTING_STATE || self.state == Printer.STOPPING_STATE) {
console.log("progress: ",self.currentLine+"/"+self.totalLines+" ("+self.bufferedLines+") ("+self.state+")");
}
}
$(document).trigger(Printer.UPDATE);
}
this.overruleState = function(newState) {
this.stateOverruled = true;
console.log(" stateOverruled: ",this.stateOverruled);
self.state = newState;
$(document).trigger(Printer.UPDATE);
this.stopStatusCheckInterval();
}
this.removeLeaveWarning = function() {
window.onbeforeunload = null;
}
this.addLeaveWarning = function() {
window.onbeforeunload = function() {
console.log("WARNING:"+Printer.ON_BEFORE_UNLOAD_MESSAGE);
return Printer.ON_BEFORE_UNLOAD_MESSAGE;
};
}
}