Add comments to EUS.js

This commit is contained in:
tgpethan 2020-01-04 10:44:20 +00:00
parent 2794b97e60
commit 7e4e9a4fee

31
EUS.js
View file

@ -36,22 +36,27 @@ if (!fs.existsSync(__dirname + BASE_PATH + "/i")) {
// Makes the image-type file
fs.access(`${__dirname}${BASE_PATH}/image-type.json`, error => {
if (error) {
// Doesn't exist, create it.
fs.writeFile(`${__dirname}${BASE_PATH}/image-type.json`, '{\n\}', function(err) {
if (err) throw err;
global.modules.consoleHelper.printInfo(emoji.heavy_check, "Created image-type File!");
// File has been created, load it.
image_json = require(`${__dirname}${BASE_PATH}/image-type.json`);
});
} else {
// File already exists, load it.
image_json = require(`${__dirname}${BASE_PATH}/image-type.json`);
}
});
// Makes the config file
fs.access(`${__dirname}${BASE_PATH}/config.json`, error => {
if (error) {
// Config doesn't exist, make it.
fs.writeFile(`${__dirname}${BASE_PATH}/config.json`, '{\n\t"baseURL":"http://example.com",\n\t"acceptedTypes": [\n\t\t".png",\n\t\t".jpg",\n\t\t".jpeg",\n\t\t".gif"\n\t]\n}', function(err) {
if (err) throw err;
global.modules.consoleHelper.printInfo(emoji.heavy_check, "Created config File!");
global.modules.consoleHelper.printInfo(emoji.wave, "Please edit the EUS Config file before restarting.");
// Config has been made, close framework.
process.exit(0);
});
} else {
@ -64,6 +69,7 @@ const exportURL = `${eusConfig.baseURL}:${config.server.port}/`;
module.exports = {
extras:function() {
// Setup express to use busboy
global.app.use(busboy());
},
get:function(req, res) {
@ -72,18 +78,24 @@ module.exports = {
res - Response from server
*/
// Register the time at the start of the request
d = new Date();
startTime = d.getTime();
// Get the requested image
let urs = ""+req.url; urs = urs.split("/")[1];
// Get the file type of the image from image_json and make sure it exists
fs.access(__dirname + BASE_PATH + "/i/"+urs+image_json[urs], error => {
if (error) {
// Doesn't exist, handle request normaly
fs.access(__dirname + BASE_PATH + "/files"+req.url, error => {
if (error) {
// Doesn't exist, send a 404 to the client.
res.status(404).end("404!");
d = new Date();
endTime = d.getTime();
global.modules.consoleHelper.printInfo(emoji.cross, `${req.method}: ${chalk.red("[404]")} ${req.url} ${endTime - startTime}ms`);
} else {
// File does exist, send it back to the client.
res.sendFile(__dirname + BASE_PATH + "/files"+req.url);
d = new Date();
endTime = d.getTime();
@ -91,6 +103,7 @@ module.exports = {
}
});
} else {
// Image does exist, send it back.
res.sendFile(__dirname + BASE_PATH + "/i/"+urs+image_json[urs]);
d = new Date();
endTime = d.getTime();
@ -104,32 +117,44 @@ module.exports = {
res - Response from server
*/
// Make sure the endpoint is /upload
// If it isn't upload send an empty response
if (req.url != "/upload") return req.end("");
// Get time at the start of upload
d = new Date(); startTime = d.getTime();
var fstream;
var thefe;
// Pipe the request to busboy
req.pipe(req.busboy);
req.busboy.on('file', function (fieldname, file, filename) {
// Get the image-type json
image_json = require(`${__dirname}${BASE_PATH}/image-type.json`);
// Make a new file name
fileOutName = randomstring.generate(14);
global.modules.consoleHelper.printInfo(emoji.fast_up, `${req.method}: Upload of ${fileOutName} started.`);
// Check the file is within the accepted file types
if (eusConfig.acceptedTypes.includes(`.${filename.split(".")[filename.split(".").length-1]}`)) {
// File is accepted, set the extention of the file in thefe for later use.
thefe = `.${filename.split(".")[filename.split(".").length-1]}`;
} else {
// File isn't accepted, send response back to client stating so.
res.end("This file type isn't accepted currently.");
return;
}
//Path where image will be uploaded
// Create a write stream for the file
fstream = fs.createWriteStream(__dirname + BASE_PATH + "/i/" + fileOutName + thefe);
file.pipe(fstream);
fstream.on('close', function () {
d = new Date();
endTime = d.getTime();
// Get the time at the end of the upload
d = new Date(); endTime = d.getTime();
// Add image file type to the image_json array
image_json[fileOutName] = `.${filename.split(".")[filename.split(".").length-1]}`;
// Save image_json array to the file
fs.writeFile(`${__dirname}${BASE_PATH}/image-type.json`, JSON.stringify(image_json), function(err) {
if (err) throw err;
global.modules.consoleHelper.printInfo(emoji.heavy_check, `${req.method}: Upload of ${fileOutName} finished. Took ${endTime - startTime}ms`);
// Send URL of the uploaded image to the client
res.end(exportURL+""+fileOutName);
});
});