antosdk-apps/libantosdk/core/worker.js

497 lines
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String.prototype.getlink = function(root)
{
return API.REST + "/VFS/get/" + this.abspath(root);
}
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String.prototype.asBase64 = function () {
const tmp = encodeURIComponent(this);
return btoa(
tmp.replace(/%([0-9A-F]{2})/g, (match, p1) =>
String.fromCharCode(parseInt(p1, 16))
)
);
};
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String.prototype.abspath = function(root)
{
const list = this.split("://");
if(list.length == 1)
{
return root + "/" + this;
}
const proto = list[0];
const arr = list[1].split("/");
if(proto === "pkg")
{
const pkg = arr.shift();
if(API.pkgs[pkg]) {
return API.pkgs[pkg].path + "/" + arr.join("/");
}
}
if(proto === "sdk")
{
return `pkg://libantosdk/${arr.join("/")}`.abspath(root);
}
return this;
}
const API = {
REST: "",
jobhandle: {},
modules: {},
pkgs:{}
};
class AntOSDKBaseJob {
constructor(data)
{
this.job = data;
}
result(data) {
const result = {
id: this.job.id,
type: "result",
error: false,
result: data
};
postMessage(result);
}
error(msg) {
const result = {
id: this.job.id,
type: "result",
error: msg,
result: false
};
postMessage(result);
}
log_info(data) {
postMessage({
id: this.job.id,
type: "log",
error: false,
result: data,
show_time: true
});
}
log_print(data) {
postMessage({
id: this.job.id,
type: "log",
error: false,
result: data,
show_time: false
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});
}
log_error(data) {
postMessage({
id: this.job.id,
type: "log",
error: true,
result: data,
show_time: true
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});
}
get(url, type) {
return new Promise((resolve, reject) => {
const req = new XMLHttpRequest();
req.open("GET", url, true);
if(type)
{
req.responseType = type;
}
req.onload = function() {
if (req.readyState === 4 && req.status === 200) {
resolve(req.response);
}
else
{
this.log_error(req.statusText);
reject(req.statusText);
}
};
req.send(null);
});
}
post(url, data, type) {
return new Promise((resolve, reject) => {
const req = new XMLHttpRequest();
req.open("POST", url, true);
req.setRequestHeader("Content-Type", "application/json");
if(type)
{
req.responseType = type;
}
req.onload = function() {
if (req.readyState === 4 && req.status === 200) {
try {
const json = JSON.parse(req.response);
resolve(json);
} catch (e) {
resolve(req.response);
}
}
else
{
this.log_error(req.statusText);
reject(req.statusText);
}
};
req.send(JSON.stringify(data));
});
}
read_files(files)
{
return new Promise( async (resolve, reject) => {
try{
let promises = [];
for(let file of files)
{
promises.push(this.meta(file.abspath(this.job.root)));
}
await Promise.all(promises);
promises = [];
for(let file of files)
{
promises.push(this.get(file.getlink(this.job.root)));
}
const contents = await Promise.all(promises);
resolve(contents);
} catch (e)
{
this.log_error(e.toString());
reject(e);
}
});
}
cat(files, data)
{
return new Promise((resolve, reject) => {
this.read_files(files)
.then((results) => {
resolve(`${data}\n${results.join("\n")}`);
})
.catch((e) => {
reject(e);
this.log_error(e.toString());
});
});
}
save_file(file, data, t)
{
return new Promise((res,rej) => {
this.b64(t,data)
.then((enc) => {
this.post(API.REST+"/VFS/write", {
path: file.abspath(this.job.root),
data: enc
})
.then(d => {
if(d.error){
this.log_error(`Unable to saved to ${file}: ${d.error}`);
return rej(d.error);
}
this.log_info(`${file} saved`);
res(d);
})
.catch(e1 => {
this.log_error(`Unable to saved to ${file}: ${e1.toString()}`);
rej(e1);
});
})
.catch((e) => {
this.log_error(`Unable to saved to ${file}: ${e.toString()}`);
rej(e);
});
});
}
b64(t, data) {
return new Promise((resolve, reject) => {
if(t === "base64")
return resolve(data);
let m = t === "object" ? "text/plain" : t;
if(!t)
m = "text/plain";
if (t === "object" || typeof data === "string") {
let b64;
if (t === "object") {
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b64 = JSON.stringify(data, undefined, 4).asBase64();
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}
else {
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b64 = data.asBase64();
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}
b64 = `data:${m};base64,${b64}`;
return resolve(b64);
}
else {
//blob
const reader = new FileReader();
reader.readAsDataURL(data);
reader.onload = () => resolve(reader.result);
return (reader.onerror = (e) => reject(e));
}
});
}
delete(files)
{
const promises = [];
for(const file of files)
{
promises.push(new Promise((resolve, reject) =>{
this.post(API.REST+"/VFS/delete", {path: file.abspath(this.job.root)})
.then(r => {
if(r.error)
{
this.log_error(`${file}:${r.error}`);
return reject(r.error);
}
this.log_info(`${file} deleted`);
return resolve(r.result);
})
.catch(e =>{
this.log_error(e.toString());
reject(e);
});
}));
}
return Promise.all(promises);
}
mkdir(list) {
return new Promise( async (resolve, reject) => {
try {
if (list.length === 0) {
return resolve(true);
}
const dir = list.splice(0, 1)[0];
const ret = await this.post(API.REST+"/VFS/mkdir", {path: dir.abspath(this.job.root)});
if(ret.error)
{
this.log_error(`${dir}: ${ret.error}`);
return reject(ret.error);
}
this.log_info(`${dir} created`);
await this.mkdir(list);
resolve(true);
}
catch (e) {
this.log_error(e.toString());
reject(e);
}
});
}
copy(files, to) {
const promises = [];
for (const path of files.map(f =>f.abspath(this.job.root))) {
promises.push(new Promise(async (resolve, reject) => {
try {
const file = path.split("/").filter(s=>s!="").pop();
const tof = `${to}/${file}`;
const meta = await this.meta(path);
if (meta.type === "dir") {
await this.mkdir([tof]);
const dirs = await this.scandir(path);
const files = dirs.map((v) => v.path);
if (files.length > 0) {
await this.copy(files, tof);
}
resolve(undefined);
}
else {
const ret = await this.read_files([path], "arraybuffer");
const blob = new Blob([ret[0]], {
type: meta.mime});
await this.save_file(tof, blob,"binary");
this.log_info(`COPIED: ${path} -> ${tof}`);
resolve(undefined);
}
} catch (error) {
this.log_error(error.toString());
reject(error);
}
}));
}
return Promise.all(promises);
}
meta(path)
{
const file = path.abspath(this.job.root);
return new Promise((resolve,reject) =>{
this.post(API.REST+"/VFS/fileinfo", {path:file})
.then(json =>{
if(json.error)
{
this.log_error(`${file}: ${json.error}`);
return reject(json.error);
}
return resolve(json.result);
})
.catch(e => {
this.log_error(e.toString());
resolve(e);
});
});
}
scandir(path)
{
return new Promise((resolve,reject) =>{
this.post(API.REST+"/VFS/scandir", {path:path.abspath(this.job.root)})
.then(json =>{
if(json.error)
return reject(json.error);
return resolve(json.result);
})
.catch(e =>{
this.log_error(e.toString());
resolve(e);
});
});
}
execute() {}
}
class UnknownJob extends AntOSDKBaseJob {
constructor(data)
{
super(data);
}
execute() {
this.log_error("Unknown job " + this.job.cmd);
this.error("Unknown job " + this.job.cmd);
}
}
class SDKSetup extends AntOSDKBaseJob {
constructor(data)
{
super(data);
}
execute() {
for(let k in this.job.data)
{
API[k] = this.job.data[k];
}
this.result("ANTOS Sdk set up");
}
}
class LoadScritpJob extends AntOSDKBaseJob {
constructor(data)
{
super(data);
}
execute() {
try
{
for(let lib of this.job.data)
{
if(!API.modules[lib])
{
this.log_info("Importing module:" + lib);
importScripts(lib);
API.modules[lib] = true;
}
else
{
console.log("Module " + lib + " is already loaded");
}
}
this.log_info("All Modules loaded" );
this.result(this.job.data);
}
catch(e)
{
this.error(e);
}
}
}
class VFSJob extends AntOSDKBaseJob {
constructor(data)
{
super(data);
}
execute() {
const arr = this.job.cmd.split("-");
if(arr.length > 1)
{
switch (arr[1]) {
case 'cat':
this.cat(this.job.data.src,"")
.then(data => {
this.save_file(this.job.data.dest, data)
.then(r => this.result(r))
.catch(e1 => this.error(e1));
})
.catch(e => this.error(e));
break;
case 'rm':
this.delete(this.job.data)
.then(d => this.result(d))
.catch(e => this.error(e));
break;
case 'mkdir':
this.mkdir(this.job.data)
.then(d => this.result(d))
.catch(e => this.error(e));
break;
case 'cp':
this.copy(this.job.data.src, this.job.data.dest)
.then(d => this.result(d))
.catch(e => this.error(e));
break;
default:
this.error("Unknown command: " + this.job.cmd);
}
}
else
{
this.error("Unknown command: " + this.job.cmd);
}
}
}
API.jobhandle["sdk-import"] = LoadScritpJob;
API.jobhandle["sdk-setup"] = SDKSetup;
API.jobhandle["vfs-cat"] = VFSJob;
API.jobhandle["vfs-rm"] = VFSJob;
API.jobhandle["vfs-mkdir"] = VFSJob;
API.jobhandle["vfs-cp"] = VFSJob;
onmessage = (e) => {
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try{
if(API.jobhandle[e.data.cmd])
{
return (new API.jobhandle[e.data.cmd](e.data)).execute();
}
(new UnknownJob(e.data)).execute();
}
catch(error)
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{
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const result = {
id: e.data.id,
type: "result",
error: error.toString(),
result: false
};
postMessage(result);
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}
}