replacing all single quotes with double quotes

Until now it was a big mess with some strings using single quotes and some others double quotes
We were using way more double quotes, so I chose to use them globally

app.js

@@ -1,33 +1,33 @@
-var express = require('express');
-var path = require('path');
-var logger = require('morgan');
-var cookieParser = require('cookie-parser');
-var bodyParser = require('body-parser');
+var express = require("express");
+var path = require("path");
+var logger = require("morgan");
+var cookieParser = require("cookie-parser");
+var bodyParser = require("body-parser");
 
-var routes = require('./routes/index');
-var avatars = require('./routes/avatars');
-var skins = require('./routes/skins')
+var routes = require("./routes/index");
+var avatars = require("./routes/avatars");
+var skins = require("./routes/skins")
 
 var app = express();
 
 // view engine setup
-app.set('views', path.join(__dirname, 'views'));
-app.set('view engine', 'jade');
+app.set("views", path.join(__dirname, "views"));
+app.set("view engine", "jade");
 
-app.use(logger('dev'));
+app.use(logger("dev"));
 app.use(bodyParser.json());
 app.use(bodyParser.urlencoded({ extended: false }));
 app.use(cookieParser());
-app.use(express.static(path.join(__dirname, 'public')));
+app.use(express.static(path.join(__dirname, "public")));
 
-app.use('/', routes);
-app.use('/avatars', avatars);
-app.use('/skins', skins)
+app.use("/", routes);
+app.use("/avatars", avatars);
+app.use("/skins", skins)
 
 
 // catch 404 and forward to error handler
 app.use(function(req, res, next) {
-  var err = new Error('Not Found');
+  var err = new Error("Not Found");
   err.status = 404;
   next(err);
 });
@@ -36,10 +36,10 @@ app.use(function(req, res, next) {
 
 // development error handler
 // will print stacktrace
-if (app.get('env') === 'development') {
+if (app.get("env") === "development") {
   app.use(function(err, req, res, next) {
     res.status(err.status || 500);
-    res.render('error', {
+    res.render("error", {
       message: err.message,
       error: err
     });
@@ -50,7 +50,7 @@ if (app.get('env') === 'development') {
 // no stacktraces leaked to user
 app.use(function(err, req, res, next) {
   res.status(err.status || 500);
-  res.render('error', {
+  res.render("error", {
     message: err.message,
     error: {}
   });

clean_images.sh

@@ -9,7 +9,7 @@ amount="50000" # about 20MB
 # max free MB (on /) to trigger deletion
 trigger="50"
 
-available=`df -m / | awk 'NR==2 { print $4 }'` # MB available on /
+available=`df -m / | awk "NR==2 { print $4 }"` # MB available on /
 if [ "$available" -le "$trigger" ]; then
   echo "Deleting old images"
   for file in `ls -1tr "/app/skins/faces" | head -n $amount`; do

modules/cache.js

@@ -1,4 +1,4 @@
-var logging = require('./logging');
+var logging = require("./logging");
 var config = require("./config");
 var redis = null;
 var fs = require("fs");
@@ -43,7 +43,7 @@ function update_file_date(hash) {
           }
         });
       } else {
-        logging.error("Tried to update " + path + " date, but it doesn't exist");
+        logging.error("Tried to update " + path + " date, but it does not exist");
       }
     });
   }

modules/config.example.js

@@ -5,8 +5,8 @@ var config = {
   local_cache_time: 3600,    // seconds until we will check if the image changed. should be > 60 to prevent mojang 429 response
   browser_cache_time: 3600,  // seconds until browser will request image again
   http_timeout: 1000,        // ms until connection to mojang is dropped
-  faces_dir: 'skins/faces/', // directory where faces are kept. should have trailing '/'
-  helms_dir: 'skins/helms/', // directory where helms are kept. should have trailing '/'
+  faces_dir: "skins/faces/", // directory where faces are kept. should have trailing "/"
+  helms_dir: "skins/helms/", // directory where helms are kept. should have trailing "/"
   debug_enabled: false       // enables logging.debug
 };
 

modules/config.js

@@ -5,8 +5,8 @@ var config = {
   local_cache_time: 30,      // seconds until we will check if the image changed. should be > 60 to prevent mojang 429 response
   browser_cache_time: 30,    // seconds until browser will request image again
   http_timeout: 3000,        // ms until connection to mojang is dropped
-  faces_dir: 'skins/faces/', // directory where faces are kept. should have trailing '/'
-  helms_dir: 'skins/helms/', // directory where helms are kept. should have trailing '/'
+  faces_dir: "skins/faces/", // directory where faces are kept. should have trailing "/"
+  helms_dir: "skins/helms/", // directory where helms are kept. should have trailing "/"
   debug_enabled: true        // enables logging.debug
 };
 

modules/helpers.js

@@ -1,9 +1,9 @@
-var networking = require('./networking');
-var logging = require('./logging');
-var config = require('./config');
-var cache = require('./cache');
-var skins = require('./skins');
-var fs = require('fs');
+var networking = require("./networking");
+var logging = require("./logging");
+var config = require("./config");
+var cache = require("./cache");
+var skins = require("./skins");
+var fs = require("fs");
 
 // 0098cb60-fa8e-427c-b299-793cbd302c9a
 var valid_uuid = /^([0-9a-f-]{32,36}|[a-zA-Z0-9_]{1,16})$/; // uuid|username
@@ -33,8 +33,8 @@ function store_images(uuid, details, callback) {
         } else {
           // hash has changed
           logging.log(uuid + " new hash: " + hash);
-          var facepath = __dirname + '/../' + config.faces_dir + hash + ".png";
-          var helmpath = __dirname + '/../' + config.helms_dir + hash + ".png";
+          var facepath = __dirname + "/../" + config.faces_dir + hash + ".png";
+          var helmpath = __dirname + "/../" + config.helms_dir + hash + ".png";
 
           if (fs.existsSync(facepath)) {
             logging.log(uuid + " Avatar already exists, not downloading");
@@ -132,8 +132,8 @@ exp.get_avatar = function(uuid, helm, size, callback) {
   logging.log("\nrequest: " + uuid);
   exp.get_image_hash(uuid, function(err, status, hash) {
     if (hash) {
-      var facepath = __dirname + '/../' + config.faces_dir + hash + ".png";
-      var helmpath = __dirname + '/../' + config.helms_dir + hash + ".png";
+      var facepath = __dirname + "/../" + config.faces_dir + hash + ".png";
+      var helmpath = __dirname + "/../" + config.helms_dir + hash + ".png";
       var filepath = facepath;
       if (helm && fs.existsSync(helmpath)) {
         filepath = helmpath;

modules/networking.js

@@ -1,7 +1,7 @@
-var logging = require('./logging');
-var request = require('request');
-var config = require('./config');
-var skins = require('./skins');
+var logging = require("./logging");
+var request = require("request");
+var config = require("./config");
+var skins = require("./skins");
 var fs = require("fs");
 
 var session_url = "https://sessionserver.mojang.com/session/minecraft/profile/";
@@ -13,8 +13,8 @@ function extract_skin_url(profile) {
   var url = null;
   if (profile && profile.properties) {
     profile.properties.forEach(function(prop) {
-      if (prop.name == 'textures') {
-        var json = Buffer(prop.value, 'base64').toString();
+      if (prop.name == "textures") {
+        var json = Buffer(prop.value, "base64").toString();
         var props = JSON.parse(json);
         url = props && props.textures && props.textures.SKIN && props.textures.SKIN.url || null;
       }

modules/skins.js

@@ -1,6 +1,6 @@
-var logging = require('./logging');
-var lwip = require('lwip');
-var fs = require('fs');
+var logging = require("./logging");
+var lwip = require("lwip");
+var fs = require("fs");
 
 var exp = {};
 
@@ -77,7 +77,7 @@ exp.resize_img = function(inname, size, callback) {
     } else {
       image.batch()
       .resize(size, size, "nearest-neighbor") // nearest-neighbor doesn't blur
-      .toBuffer('png', function(err, buffer) {
+      .toBuffer("png", function(err, buffer) {
         callback(null, buffer);
       });
     }

routes/avatars.js

@@ -1,9 +1,9 @@
-var router = require('express').Router();
-var networking = require('../modules/networking');
-var logging = require('../modules/logging');
-var helpers = require('../modules/helpers');
-var config = require('../modules/config');
-var skins = require('../modules/skins');
+var router = require("express").Router();
+var networking = require("../modules/networking");
+var logging = require("../modules/logging");
+var helpers = require("../modules/helpers");
+var config = require("../modules/config");
+var skins = require("../modules/skins");
 
 var human_status = {
   0: "none",
@@ -14,11 +14,11 @@ var human_status = {
 };
 
 /* GET avatar request. */
-router.get('/:uuid.:ext?', function(req, res) {
+router.get("/:uuid.:ext?", function(req, res) {
   var uuid = req.params.uuid;
   var size = req.query.size || config.default_size;
   var def = req.query.default;
-  var helm = req.query.hasOwnProperty('helm');
+  var helm = req.query.hasOwnProperty("helm");
   var start = new Date();
   var etag = null;
 
@@ -43,7 +43,7 @@ router.get('/:uuid.:ext?', function(req, res) {
         logging.error(err);
       }
       etag = hash && hash.substr(0, 32) || "none";
-      var matches = req.get("If-None-Match") == '"' + etag + '"';
+      var matches = req.get("If-None-Match") == "'" + etag + "'";
       if (image) {
         var http_status = 200;
         if (matches) {
@@ -68,11 +68,11 @@ router.get('/:uuid.:ext?', function(req, res) {
   function handle_default(http_status, img_status) {
     if (def && def != "steve" && def != "alex") {
       res.writeHead(301, {
-        'Cache-Control': 'max-age=' + config.browser_cache_time + ', public',
-        'Response-Time': new Date() - start,
-        'X-Storage-Type': human_status[img_status],
-        'Access-Control-Allow-Origin': '*',
-        'Location': def
+        "Cache-Control": "max-age=" + config.browser_cache_time + ", public",
+        "Response-Time": new Date() - start,
+        "X-Storage-Type": human_status[img_status],
+        "Access-Control-Allow-Origin": "*",
+        "Location": def
       });
       res.end();
     } else {
@@ -85,12 +85,12 @@ router.get('/:uuid.:ext?', function(req, res) {
 
   function sendimage(http_status, img_status, image) {
     res.writeHead(http_status, {
-      'Content-Type': 'image/png',
-      'Cache-Control': 'max-age=' + config.browser_cache_time + ', public',
-      'Response-Time': new Date() - start,
-      'X-Storage-Type': human_status[img_status],
-      'Access-Control-Allow-Origin': '*',
-      'Etag': '"' + etag + '"'
+      "Content-Type": "image/png",
+      "Cache-Control": "max-age=" + config.browser_cache_time + ", public",
+      "Response-Time": new Date() - start,
+      "X-Storage-Type": human_status[img_status],
+      "Access-Control-Allow-Origin": "*",
+      "Etag": '"' + etag + '"'
     });
     res.end(http_status == 304 ? null : image);
   }

routes/index.js

@@ -1,11 +1,11 @@
-var express = require('express');
-var config = require('../modules/config');
+var express = require("express");
+var config = require("../modules/config");
 var router = express.Router();
 
 /* GET home page. */
-router.get('/', function(req, res) {
-  res.render('index', {
-    title: 'Crafatar',
+router.get("/", function(req, res) {
+  res.render("index", {
+    title: "Crafatar",
     domain: "https://" + req.headers.host,
     config: config
   });

routes/skins.js

@@ -1,12 +1,12 @@
-var router = require('express').Router();
-var networking = require('../modules/networking');
-var logging = require('../modules/logging');
-var helpers = require('../modules/helpers');
-var config = require('../modules/config');
-var skins = require('../modules/skins');
+var router = require("express").Router();
+var networking = require("../modules/networking");
+var logging = require("../modules/logging");
+var helpers = require("../modules/helpers");
+var config = require("../modules/config");
+var skins = require("../modules/skins");
 
 /* GET skin request. */
-router.get('/:uuid.:ext?', function(req, res) {
+router.get("/:uuid.:ext?", function(req, res) {
   var uuid = req.params.uuid;
   var def = req.query.default;
   var start = new Date();
@@ -27,7 +27,7 @@ router.get('/:uuid.:ext?', function(req, res) {
         logging.error(err);
       }
       etag = hash && hash.substr(0, 32) || "none";
-      var matches = req.get("If-None-Match") == '"' + etag + '"';
+      var matches = req.get("If-None-Match") == "\"" + etag + "\"";
       if (image) {
         var http_status = 200;
         if (matches) {
@@ -52,11 +52,11 @@ router.get('/:uuid.:ext?', function(req, res) {
   function handle_default(http_status) {
     if (def && def != "steve" && def != "alex") {
       res.writeHead(301, {
-        'Cache-Control': 'max-age=' + config.browser_cache_time + ', public',
-        'Response-Time': new Date() - start,
-        'X-Storage-Type': "downloaded",
-        'Access-Control-Allow-Origin': '*',
-        'Location': def
+        "Cache-Control": "max-age=" + config.browser_cache_time + ", public",
+        "Response-Time": new Date() - start,
+        "X-Storage-Type": "downloaded",
+        "Access-Control-Allow-Origin": "*",
+        "Location": def
       });
       res.end();
     } else {
@@ -69,12 +69,12 @@ router.get('/:uuid.:ext?', function(req, res) {
 
   function sendimage(http_status, image) {
     res.writeHead(http_status, {
-      'Content-Type': 'image/png',
-      'Cache-Control': 'max-age=' + config.browser_cache_time + ', public',
-      'Response-Time': new Date() - start,
-      'X-Storage-Type': "downloaded",
-      'Access-Control-Allow-Origin': '*',
-      'Etag': '"' + etag + '"'
+      "Content-Type": "image/png",
+      "Cache-Control": "max-age=" + config.browser_cache_time + ", public",
+      "Response-Time": new Date() - start,
+      "X-Storage-Type": "downloaded",
+      "Access-Control-Allow-Origin": "*",
+      "Etag": "\"" + etag + "\""
     });
     res.end(http_status == 304 ? null : image);
   }

server.js

@@ -1,9 +1,9 @@
 #!/usr/bin/env node
-var debug = require('debug')('crafatar');
-var app = require('./app');
+var debug = require("debug")("crafatar");
+var app = require("./app");
 
-app.set('port', process.env.PORT || 3000);
+app.set("port", process.env.PORT || 3000);
 
-var server = app.listen(app.get('port'), function() {
-  debug('Crafatar server listening on port ' + server.address().port);
+var server = app.listen(app.get("port"), function() {
+  debug("Crafatar server listening on port " + server.address().port);
 });

test/bulk.sh

@@ -7,7 +7,7 @@ fi
 dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 rm -f "$dir/../skins/"*.png || exit 1
 for uuid in `cat "$dir/uuids.txt"`; do
-  uuid=`echo "$uuid" | tr -d '\r'`
+  uuid=`echo "$uuid" | tr -d "\r"`
   size=$(( ((RANDOM<<15)|RANDOM) % 514 - 1 )) # random number from -1 to 513
   helm=""
   if [ "$(( ((RANDOM<<15)|RANDOM) % 2 ))" -eq "1" ]; then

test/test.js

@@ -1,11 +1,11 @@
-var assert = require('assert');
-var fs = require('fs');
+var assert = require("assert");
+var fs = require("fs");
 
-var networking = require('../modules/networking');
-var helpers = require('../modules/helpers');
-var logging = require('../modules/logging');
-var config = require('../modules/config');
-var skins = require('../modules/skins');
+var networking = require("../modules/networking");
+var helpers = require("../modules/helpers");
+var logging = require("../modules/logging");
+var config = require("../modules/config");
+var skins = require("../modules/skins");
 var cache = require("../modules/cache");
 
 // we don't want tests to fail because of slow internet
@@ -14,15 +14,15 @@ config.http_timeout *= 3;
 // no spam
 logging.log = function(){};
 
-var uuids = fs.readFileSync('test/uuids.txt').toString().split(/\r?\n/);
-var usernames = fs.readFileSync('test/usernames.txt').toString().split(/\r?\n/);
+var uuids = fs.readFileSync("test/uuids.txt").toString().split(/\r?\n/);
+var usernames = fs.readFileSync("test/usernames.txt").toString().split(/\r?\n/);
 // Get a random UUID + username in order to prevent rate limiting
 var uuid = uuids[Math.round(Math.random() * (uuids.length - 1))];
 console.log("using uuid '" + uuid + "'");
 var username = usernames[Math.round(Math.random() * (usernames.length - 1))];
 console.log("using username '" + username + "'");
 
-describe('Crafatar', function() {
+describe("Crafatar", function() {
   // we might have to make 2 HTTP requests
   this.timeout(config.http_timeout * 2 + 50);
 
@@ -30,7 +30,7 @@ describe('Crafatar', function() {
     cache.get_redis().flushall();
   });
 
-  describe('UUID/username', function() {
+  describe("UUID/username", function() {
     it("should be an invalid uuid", function(done) {
       assert.strictEqual(helpers.uuid_valid("g098cb60fa8e427cb299793cbd302c9a"), false);
       done();
@@ -81,7 +81,7 @@ describe('Crafatar', function() {
     });
   });
 
-  describe('Networking: Avatar', function() {
+  describe("Networking: Avatar", function() {
     it("should be downloaded (uuid)", function(done) {
       helpers.get_avatar(uuid, false, 160, function(err, status, image) {
         assert.strictEqual(status, 2);
@@ -127,7 +127,7 @@ describe('Crafatar', function() {
       });
     });
     it("should not exist (but account does)", function(done) {
-      // profile 'Alex'
+      // profile "Alex"
       helpers.get_avatar("ec561538f3fd461daff5086b22154bce", false, 160, function(err, status, image) {
         assert.strictEqual(status, 2);
         done();
@@ -143,7 +143,7 @@ describe('Crafatar', function() {
     });
   });
 
-  describe('Errors', function() {
+  describe("Errors", function() {
     before(function() {
       cache.get_redis().flushall();
     });

views/layout.jade

@@ -4,7 +4,7 @@ html
     title= title
     link(rel="icon", sizes="16x16", type="image/png", href="/favicon.png")
     link(href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.0/css/bootstrap.min.css", rel="stylesheet")
-    link(rel='stylesheet', href='/stylesheets/style.css')
+    link(rel="stylesheet", href="/stylesheets/style.css")
     meta(name="description", content="A Minecraft avatar service with UUID support")
     meta(name="keywords", content="minecraft, avatar, uuid")
     meta(name="viewport", content="initial-scale=1,maximum-scale=1")