poikilos
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EnlivenMinetest
mirror of https://github.com/poikilos/EnlivenMinetest
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render all login timespans to chart

master
poikilos 7 years ago
committed by Jacob Gustafson
parent
7fb1b2c2c0
commit
e89d44e9fd
1 changed files with 261 additions and 117 deletions
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  1. 378
      webapp/server.js

378
webapp/server.js
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@ -19,6 +19,7 @@ var app = express();
//app.set('view engine', 'handlebars');
var players = [];
var player_indices = {};
var play_dates = [];
//see https://developer.mozilla.org/en-US/docs/Learn/Server-side/Express_Nodejs/Introduction
var prev_line = null;
@ -41,7 +42,8 @@ var unique_flags = [
];
//#endregion derived from mtsenliven.py
function process_logline(line, line_number, selected_date_s) {
function process_logline(line, line_number) {
//selected_date_s
//TODO: use store_unique_log_data instead of this function
var player_name = null;
var verb = "";
@ -72,7 +74,7 @@ function process_logline(line, line_number, selected_date_s) {
verb_number = uf_i;
verb = unique_flags[uf_i];
date_s = line.substring(0,10).trim();
if (selected_date_s==null || selected_date_s==date_s) {
//if (selected_date_s==null || selected_date_s==date_s) {
//console.log("(verbose message in process_logline) using '" + date_s + "' since selected '"+selected_date_s+"'");
time_s = line.substring(time_start_i, time_start_i+8);
//console.log("using time "+time_s);
@ -88,11 +90,11 @@ function process_logline(line, line_number, selected_date_s) {
else {
player_name = "<missing msgprefix&rt;";
}
}
else {
skip_date_enable = true;
//}
//else {
// skip_date_enable = true;
//console.log("WARNING in process_logline: skipping '" + date_s + "' since not '"+selected_date_s+"'");
}
//}
break;
}
}
@ -116,18 +118,66 @@ function process_logline(line, line_number, selected_date_s) {
console.log("WARNING in process_logline: zero-length player name");
}
}
if (index<0 && !skip_date_enable) {
//console.log("(verbose message in process_logline) "+index_msg+"index was '"+index+"' but date was good '" + date_s + "' for '"+line+"'");
if (index<0 && (verb=="leaves game"||verb=="joins game")) {
console.log("(ERROR in process_logline) " + index_msg +
"index was '"+index+"' but date was present '" +
date_s + "' for '"+line+"' (no player found, but" +
"verb is a player verb).");
}
var play_date_enable = false;
if (verb == "leaves game") {
if (index > -1) {
players[index].logout_time = time_s;
var play_i = -1;
if (!players[index].hasOwnProperty("plays")) {
players[index].plays = {};
}
if (!players[index].plays.hasOwnProperty(date_s)) {
//leave login time blank--player must have logged in before the available part of the log began
players[index].plays[date_s] = [];
players[index].plays[date_s].push({});
play_i = 0;
}
else {
if (players[index].plays[date_s].length==0) players[index].plays[date_s].push({});
play_i = players[index].plays[date_s].length - 1;
if (players[index].plays[date_s][play_i].hasOwnProperty("logout_time")) {
//If last entry is incomplete, start a new one:
players[index].plays[date_s].push({});
play_i++;
}
}
players[index].plays[date_s][play_i].logout_time = time_s;
play_date_enable = true;
}
}
else if (verb == "joins game") {
if (index > -1) {
//console.log("using index " + index);
players[index].login_time = time_s;
if (player_ip!=null) {
players[index].player_ip = player_ip;
var play_i = -1;
if (!players[index].hasOwnProperty("plays")) {
players[index].plays = {};
}
if (!players[index].plays.hasOwnProperty(date_s)) {
players[index].plays[date_s] = [];
play_i = 0;
}
else play_i = players[index].plays[date_s].length;
players[index].plays[date_s].push({});
//console.log(verb+" on "+date_s+" (length "+players[index].plays[date_s].length+") play "+play_i+"+1 for player ["+index+"] "+player_name+"...");
players[index].plays[date_s][play_i].login_time = time_s;
play_date_enable = true;
}
// else redundant (server writes " joins game " again
// and shows list of players instead of ip).
//TODO: else analyze list of players to confirm in case player logged in all day
}
}
if (play_date_enable) {
if (date_s.length>0) {
if (play_dates.indexOf(date_s) < 0) {
play_dates.push(date_s);
}
}
}
}
@ -188,7 +238,40 @@ function store_unique_log_data(output, line_number, err_flag=false) {
}
return ret;
}
var cached_date = null;
function read_log() {
if (players==null) players = [];
if (player_indices==null) player_indices = {};
// os.homedir() + "/.minetest/debug_archived/2018/05/08.txt",
var log_paths = [os.homedir() + "/.minetest/debug.txt"];
var lp_len = log_paths.length;
for (var lp_i=0; lp_i<lp_len; lp_i++) {
var this_log_path = log_paths[lp_i];
console.log("EnlivenMinetest webapp reading '" + this_log_path + "'...");
var line_number = 1;
if (fs.existsSync(this_log_path)) {
//uses n-readlines package: see https://stackoverflow.com/questions/34223065/read-lines-synchronously-from-file-in-node-js
var liner = new readlines(this_log_path);
var next = true;
while (next) {
next = liner.next();
if (next!=false) {
process_logline(next.toString('ascii'), line_number);
line_number++;
}
}
}
else {
console.log("WARNING: file not found: '" + this_log_path + "' (listing actual archived log folders is not yet implemented, so this is a hard-coded demo folder only on poikilos' server)");
}
}
}
app.get('/get-players', function (req, res) {
res.setHeader('Content-Type', 'application/json');
res.send(JSON.stringify(players));
});
app.get('/', function (req, res) {
var ret = "";
ret += '<html><body style="font-family:calibri,sans">';
@ -203,47 +286,35 @@ app.get('/', function (req, res) {
if (req.query.date) selected_date_s = req.query.date
ret += "assuming minetestserver ran as: " + os.homedir() + "<br/>\n";
ret += "timezone (tz_offset/60*-1): " + (Math.floor(tz_offset/60)*-1) + "<br/>\n";
ret += "date (this YYYY-MM-DD filter limits all log processing): " + selected_date_s + "<br/>\n";
if (selected_date_s==null) {
ret += '<a href="?date=2018-05-08">2018-05-08</a>';
}
if (cached_date!=selected_date_s && selected_date_s!=null) {
cached_date = selected_date_s;
players = [];
player_indices = [];
var log_paths = [os.homedir() + "/.minetest/debug_archived/2018/05/08.txt", os.homedir() + "/.minetest/debug.txt"];
var lp_len = log_paths.length;
for (var lp_i=0; lp_i<lp_len; lp_i++) {
var this_log_path = log_paths[lp_i];
console.log("EnlivenMinetest webapp reading '" + this_log_path + "'...");
var line_number = 1;
if (fs.existsSync(this_log_path)) {
//uses n-readlines package: see https://stackoverflow.com/questions/34223065/read-lines-synchronously-from-file-in-node-js
var liner = new readlines(this_log_path);
var next = true;
while (next) {
next = liner.next();
if (next!=false) {
process_logline(next.toString('ascii'), line_number, selected_date_s);
line_number++;
}
}
}
else {
console.log("WARNING: file not found: '" + this_log_path + "' (listing actual archived log folders is not yet implemented, so this is a hard-coded demo folder only on poikilos' server)");
}
ret += "date: " + selected_date_s + "<br/>\n";
//ret += 'var play_dates = [];';
var pdLength = 0;
if (play_dates != null) pdLength = play_dates.length;
for (var pd_i = 0; pd_i < pdLength; pd_i++) {
//ret += 'play_dates.push("' + play_dates[pd_i] + '");';
if (selected_date_s!=play_dates[pd_i]) {
ret += '<a href="?date='+play_dates[pd_i]+'">'+play_dates[pd_i]+'</a> ';
}
else {
ret += play_dates[pd_i]+' ';
}
}
//if (selected_date_s==null) {
//ret += '<a href="?date=2018-05-08">2018-05-08</a>';
//}
//see ~/.minetest/debug.txt
//and logs archived by EnlivenMinetest:
//~/.minetest/debug_archived/2018/05/08.txt
ret += `<canvas id="myCanvas" width="100" height="1540"> <!--style="border:1px solid #c3c3c3;">-->
ret += `
<div style="color:gray" id="statusArea"></div>
<canvas id="myCanvas" width="100" height="1540"> <!--style="border:1px solid #c3c3c3;">-->
Your browser does not support the canvas element.
</canvas>
<div style="color:gray" id="outputArea">loading...</div>
<script>
`;
ret += 'var date_s = ' + (selected_date_s?('"'+selected_date_s+'"'):"null") + ';';
ret += `
var start_hour = 0;
var start_m = start_hour*60;
var start_s = start_m*60;
@ -267,87 +338,158 @@ var time_area_width = hour_width*hour_count;
var canvas_w = player_name_width + time_area_width;
stats_html += '<div>' + hour_count + "hrs * " + hour_width + "px = " + time_area_width + '</div>'
stats_html += '<div>' + time_area_width + "px + " + player_name_width + "px player name = " + canvas_w + 'px canvas width</div>'
var outputE = document.getElementById("outputArea");
outputE.innerHTML = stats_html;`;
var outputElement = document.getElementById("outputArea");
var statusElement = document.getElementById("statusArea");
statusElement.innerHTML="...";
function draw_players() {
var canvas = document.getElementById("myCanvas");
canvas.width = canvas_w;
var ctx = canvas.getContext("2d");
ctx.font = text_size+"px Arial";
var arrayLength = players.length;
var text_x;
var index = -1;`
ret += 'var tz_offset = ' + tz_offset + ';';
ret += `
for (var i = 0; index < arrayLength; i++) {
ctx.font = text_size+"px Arial";
text_x = text_start_x;
ctx.fillStyle = "#dce5ea";
ctx.fillRect(0, border_y+1.0, player_name_width, row_y_offset-1.0);
//ctx.stroke();
ctx.fillStyle = "#000000";
ctx.moveTo(0, border_y);
ctx.strokeStyle = "#000000";
ctx.lineTo(canvas_w, border_y);
//ctx.stroke();
ctx.fillStyle = "#000000";
if (index==-1) {
ctx.font = "bold "+text_size+"px Arial";
ctx.fillText("Name", text_x, text_y);
ctx.font = text_size+"px Arial";
text_x = player_name_width+0.5;
//ctx.fillStyle = "#000000";
ctx.strokeStyle = "#008000";
for (var hour=0; hour<endbefore_hour; hour++) {
ctx.fillStyle = "#B0B0B0";
ctx.moveTo(text_x, border_y);
ctx.lineTo(text_x, border_y+row_y_offset-0.5);
//ctx.stroke();
ctx.fillText(hour+":00", text_x+3, text_y);
text_x += hour_width;
}
}
else {
ctx.fillText(players[index].display_name, text_x, text_y);
var border_x = border_start_x;
var playsLength = 0;
var plays = null;
if (date_s!=null) {
if (players[index].plays != undefined) {
if (players[index].plays.hasOwnProperty(date_s)) {
plays = players[index].plays[date_s];
playsLength = plays.length;
}
}
}
for (var s_i = 0; s_i < playsLength; s_i++) {
if (!plays[s_i].hasOwnProperty("login_time")) {
plays[s_i].login_time = "00:00:00";
}
var login_places = plays[s_i].login_time.split(':');
if (login_places.length>=3) {
login_places[0] -= Math.floor(tz_offset/60);
}
if (!plays[s_i].hasOwnProperty("logout_time")) {
plays[s_i].logout_time = "23:59:59";
}
var logout_places = plays[s_i].logout_time.split(':');
if (logout_places.length>=3) {
logout_places[0] -= Math.floor(tz_offset/60);
}
var login_second = (+login_places[0]) * 60 * 60 + (+login_places[1]) * 60 + (+login_places[2]);
var login_m = login_second / 60.0;
var logout_second = (+logout_places[0]) * 60 * 60 + (+logout_places[1]) * 60 + (+logout_places[2]);
var logout_m = logout_second / 60.0;
var left_x = border_x + (login_m-start_m)*pixels_per_m;
var right_x = border_x + (logout_m-start_m)*pixels_per_m;
if (right_x<left_x) {
right_x = canvas_w; //not logged out yet, so end of bar is at end
}
ctx.fillStyle = "#008000";
ctx.fillRect(left_x, border_y+(row_y_offset/3.0), right_x-left_x, row_y_offset/3.0);
ctx.font = (text_size*.66)+"px Arial";
ctx.fillStyle = "#000000";
ctx.fillText(login_places[0]+":"+login_places[1], left_x, text_y-(row_y_offset/3.0));
ctx.fillStyle = "#808080";
var logout_s = logout_places[0]+":"+logout_places[1];
ctx.fillText(logout_s, right_x-ctx.measureText(logout_s).width, text_y+(row_y_offset/3.0));
}
}
ctx.stroke();
text_y += row_y_offset;
border_y += row_y_offset;
index++;
}
}
outputElement.innerHTML = stats_html;`;
//NOTE: window.location.href is the entire address including query params!
ret += `
var request = new XMLHttpRequest();
var getUrl = window.location;
var request_href = getUrl.protocol + "//" + getUrl.host + "/"+'get-players';
statusElement.innerHTML = request_href+"...";
request.open('GET', request_href, true);
request.onload = function() {
if (this.status >= 200 && this.status < 400) {
// Success!
statusElement.innerHTML = "loaded player(s)";
if (!statusElement.classList.contains('alert') ) {
statusElement.classList.add('alert');
}
try {
players = JSON.parse(this.response);
statusElement.classList.add('alert-success');
statusElement.innerHTML = "loaded " + players.length + ' player(s) <span style="color:white">from "'+this.responseURL+'"</span>';
draw_players();
}
catch(e) {
statusElement.classList.add('alert-warning');
statusElement.innerHTML = e + " for URL '"+request_href+"'";
//alert(this.response);
}
} else {
// We reached our target server, but it returned an error
statusElement.innerHTML = "Error " + this.status + " accessing " + request_href;
}
};
request.onerror = function() {
// There was a connection error of some sort
};
request.send();
`;
/*
var arrayLength = players.length;
for (var i = 0; i < arrayLength; i++) {
ret += 'players[' + i + '] = {};' + "\n";
ret += 'players[' + i + '].login_time = "' + players[i].login_time + '";' + "\n";
ret += 'players[' + i + '].logout_time = "' + players[i].logout_time + '";' + "\n";
ret += 'players[' + i + '].display_name = "' + players[i].display_name + '";' + "\n";
}
ret += `var canvas = document.getElementById("myCanvas");
canvas.width = canvas_w;
var ctx = canvas.getContext("2d");
ctx.font = text_size+"px Arial";
var arrayLength = players.length;
var text_x;
var index = -1;`
ret += 'var tz_offset = ' + tz_offset + ';';
ret += `for (var i = 0; index < arrayLength; i++) {
text_x = text_start_x;
ctx.fillStyle = "#dce5ea";
ctx.fillRect(0, border_y+1.0, player_name_width, row_y_offset-1.0);
//ctx.stroke();
ctx.fillStyle = "#000000";
ctx.moveTo(0, border_y);
ctx.strokeStyle = "#000000";
ctx.lineTo(canvas_w, border_y);
//ctx.stroke();
ctx.fillStyle = "#000000";
if (index==-1) {
ctx.font = "bold "+text_size+"px Arial";
ctx.fillText("Name", text_x, text_y);
ctx.font = text_size+"px Arial";
text_x = player_name_width+0.5;
if (players.plays!=undefined) {
ret += 'players[' + i + '].plays = {};' + "\n";
//ctx.fillStyle = "#000000";
ctx.strokeStyle = "#008000";
for (var hour=0; hour<endbefore_hour; hour++) {
ctx.fillStyle = "#B0B0B0";
ctx.moveTo(text_x, border_y);
ctx.lineTo(text_x, border_y+row_y_offset-0.5);
//ctx.stroke();
ctx.fillText(hour+":00", text_x+3, text_y);
text_x += hour_width;
}
}
else {
ctx.fillText(players[index].display_name, text_x, text_y);
var border_x = border_start_x;
var login_places = players[index].login_time.split(':');
if (login_places.length>=3) {
login_places[0] -= Math.floor(tz_offset/60);
}
var logout_places = players[index].logout_time.split(':');
if (logout_places.length>=3) {
logout_places[0] -= Math.floor(tz_offset/60);
}
var login_second = (+login_places[0]) * 60 * 60 + (+login_places[1]) * 60 + (+login_places[2]);
var login_m = login_second / 60.0;
var logout_second = (+logout_places[0]) * 60 * 60 + (+logout_places[1]) * 60 + (+logout_places[2]);
var logout_m = logout_second / 60.0;
var left_x = border_x + (login_m-start_m)*pixels_per_m;
var right_x = border_x + (logout_m-start_m)*pixels_per_m;
if (right_x<left_x) {
right_x = canvas_w; //not logged out yet, so end of bar is at end
//var playsLength = players.plays.length;
for (var s_i = 0; s_i < playsLength; s_i++) {
ret += 'players[' + i + '].plays[' + s_i + '].login_time = "' + players[i].plays[s_i].login_time + '";' + "\n";
ret += 'players[' + i + '].plays[' + s_i + '].logout_time = "' + players[i].plays[s_i].logout_time + '";' + "\n";
}
}
ctx.fillStyle = "#FF0000";
ctx.fillRect(left_x, border_y+(row_y_offset/3.0), right_x-left_x, row_y_offset/3.0);
ctx.fillStyle = "#000000";
ctx.fillText(login_places[0]+":"+login_places[1], left_x, text_y-(row_y_offset/3.0));
ctx.fillStyle = "#808080";
ctx.fillText(logout_places[0]+":"+logout_places[1], right_x, text_y+(row_y_offset/3.0));
ret += 'players[' + i + '].display_name = "' + players[i].display_name + '";' + "\n";
}
ctx.stroke();
text_y += row_y_offset;
border_y += row_y_offset;
index++;
}
</script>`;
*/
ret += `</script>`;
ret += '</body></html>';
res.send(ret);
//res.render('home');
@ -359,5 +501,7 @@ var server = app.listen(3000, function () {
//console.log('express-handlebars example server listening on: 3000');
var host = server.address().address;
var port = server.address().port;
console.log("reading log...");
read_log();
console.log("EnlivenMinetest webapp listening at http://%s:%s", host, port);
});

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