marcogll/passkit-generator
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Renamed variables, changes exit conditions from throws to json messages to be sent as response, added comments to functions

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This commit is contained in:
Alexander Cerutti
2018-05-06 23:25:20 +02:00
parent 1af6039371
commit b93965efde
1 changed files with 27 additions and 18 deletions
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45
index.js
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@@ -15,6 +15,13 @@ const passModelsDir = _configuration.models.dir;
const outputDir = _configuration.output.dir; const outputDir = _configuration.output.dir;
const Certificates = _configuration.certificates; const Certificates = _configuration.certificates;
/**
Apply a filter to arg0 to remove hidden files names (starting with dot)
@function removeDotFiles
@params {[String]} from - list of file names
@return {[String]}
*/
function removeDotFiles(from) { function removeDotFiles(from) {
return from.filter(e => { return from.filter(e => {
return e.charAt(0) !== "." return e.charAt(0) !== "."
@@ -99,12 +106,15 @@ function generateManifestSignature(manifestPath) {
function generateManifest(fromObject, tempFolderPath) { function generateManifest(fromObject, tempFolderPath) {
return new Promise(function(done, failed) { return new Promise(function(done, failed) {
if (!fromObject || typeof fromObject !== "object" && typeof fromObject !== "string") { if (!fromObject || typeof fromObject !== "object" && typeof fromObject !== "string") {
return failed("generateManifest: Argument 0 must be of an object or a string"); return failed("generateManifest: Argument 0 is required and must be of an object or a string (source object)");
} }
let source = typeof fromObject === "object" ? JSON.stringify(fromObject) : fromObject; if (!tempFolderPath || typeof tempFolderPath !== "string") {
return failed("generateManifest: Argument 1 is required and must be a string (temporary folder path for manifest)");
}
let manifestBuffer = Buffer.from(source); const source = typeof fromObject === "object" ? JSON.stringify(fromObject) : fromObject;
const manifestBuffer = Buffer.from(source);
let manifestWS = fs.createWriteStream(`${tempFolderPath}/manifest.json`); let manifestWS = fs.createWriteStream(`${tempFolderPath}/manifest.json`);
manifestWS.write(source); manifestWS.write(source);
@@ -122,7 +132,7 @@ instance.get("/", function (req, res) {
res.send("Hello there"); res.send("Hello there");
}); });
instance.get("/gen/:type", function (req, res) { instance.get("/gen/:type/", function (req, res) {
fs.readdir(passModelsDir, {}, function (err, result) { fs.readdir(passModelsDir, {}, function (err, result) {
/* Invalid path for passModelsDir */ /* Invalid path for passModelsDir */
if (err) { if (err) {
@@ -156,28 +166,32 @@ instance.get("/gen/:type", function (req, res) {
throw err; throw err;
} }
// Manifest dictionary
let manifest = {}; let manifest = {};
//fs.readdir(`${tempFolderName}/${req.params.type}.pass`, function(err, fileList) { fs.readdir(`${passModelsDir}/${req.params.type}.pass`, function(err, files) {
fs.readdir(`${passModelsDir}/${req.params.type}.pass`, function(err, fileList) {
if (err) { if (err) {
throw err; throw err;
} }
fileList = removeDotFiles(fileList); let list = removeDotFiles(files);
if (!fileList) { if (!list.length) {
throw "Unable to create pass. Model has not files inside."; res.set("Content-Type", "application/json");
res.status(418).send({ ecode: 418, status: false, message: `Model for type [${req.params.type}] has no contents. Refer to https://apple.co/2IhJr0Q `})
return;
} }
if (!fileList.includes("pass.json")) { if (!list.includes("pass.json")) {
throw "Unable to create pass. Pass.json file is required but not found in model."; res.set("Content-Type", "application/json");
res.status(418).send({ ecode: 418, status: false, message: "I'm a tea pot. How am I supposed to serve you pass without Pass.json in the chosen model as tea without water?" });
return;
} }
let manifestRaw = {}; let manifestRaw = {};
let archive = archiver("zip") let archive = archiver("zip")
async.each(fileList, function getHashAndArchive(file, callback) { async.each(list, function getHashAndArchive(file, callback) {
let passFileStream = fs.createReadStream(`${passModelsDir}/${req.params.type}.pass/${file}`); let passFileStream = fs.createReadStream(`${passModelsDir}/${req.params.type}.pass/${file}`);
let hashFlow = crypto.createHash("sha1"); let hashFlow = crypto.createHash("sha1");
@@ -189,7 +203,6 @@ instance.get("/gen/:type", function (req, res) {
}); });
passFileStream.on("error", function(e) { passFileStream.on("error", function(e) {
console.log(e);
return callback(e); return callback(e);
}); });
@@ -221,7 +234,7 @@ instance.get("/gen/:type", function (req, res) {
archive.finalize(); archive.finalize();
outputWS.on("close", function() { outputWS.on("close", function() {
res.download(`${outputDir}/${req.params.type}.pkpass`, `${req.params.type}.pkpass`, { res.status(201).download(`${outputDir}/${req.params.type}.pkpass`, `${req.params.type}.pkpass`, {
cacheControl: false, cacheControl: false,
headers: { headers: {
"Content-type": "application/vnd.apple.pkpass", "Content-type": "application/vnd.apple.pkpass",
@@ -243,7 +256,3 @@ instance.get("/gen/:type", function (req, res) {
}); });
}); });
}); });
instance.on("error", function() {
console.log("got error");
});