Aria2 RPC Library 维护，源脚本 https://greasyfork.org/zh-CN/scripts/402652
此腳本不應該直接安裝，它是一個供其他腳本使用的函式庫。欲使用本函式庫，請在腳本 metadata 寫上： // @require https://update.gf.qytechs.cn/scripts/528191/1543992/Aria2%20RPC%20Edit%202.js
// ==UserScript==
// @name Aria2 RPC Edit 2
// @namespace https://greasyfork.org/users/667968-pyudng
// @version 0.4.2
// @description Aria2 RPC Library 维护，源脚本 https://greasyfork.org/zh-CN/scripts/402652
// @author PY-DNG
// @original-author moe.jixun, Sonic853
// @original-license MIT, MIT
// @original-script https://greasyfork.org/scripts/5672-aria2-rpc, https://greasyfork.org/zh-CN/scripts/402652
// @license MIT
// @grant GM_xmlhttpRequest
// ==/UserScript==
/*
Information from original script https://greasyfork.org/zh-CN/scripts/402652:
// Source code: https://github.com/Sonic853/Static_library/blob/master/aria2.ts
// tsc .\aria2.ts --target esnext
// Public Class Aria2 ( options )
*/
const Aria2AUTH = {
noAuth: 0,
basic: 1,
secret: 2,
0: 'noAuth',
1: 'basic',
2: 'secret'
};
class Aria2BATCH {
parent;
data = [];
onSuccess;
onFail;
addRaw(fn, params) {
this.data.push({
method: `aria2.${fn}`,
params
});
}
add(fn, ...args) {
if (this.parent[fn] === undefined)
throw new Error(`Unknown function: ${fn}, please check if you had a typo.`);
return this.addRaw(fn, args);
}
async send() {
let ret = await this.parent.send(true, this.data, this.onSuccess, this.onFail);
this.reset();
return ret;
}
getActions() {
return this.data.slice();
}
setActions(actions) {
if (!actions || !actions.map)
return;
this.data = actions;
}
reset() {
this.onSuccess = this.onFail = null;
this.data = [];
}
constructor(obj, cbSuccess, cbFail) {
this.parent = obj;
this.onSuccess = cbSuccess;
this.onFail = cbFail;
}
}
var Aria2 = class AriaBase {
/**
* @constant
* @type {'2.0'}
*/
jsonrpc_ver = '2.0';
/**
* last aria2 request id
* @type {number}
*/
id;
/**
* @typedef {Object} Aria2Auth
* @property {string} [secret]
* @property {string} [user]
* @property {string} [pass]
*/
/**
* @typedef {Object} Aria2Options
* @property {Aria2Auth} [auth] - defaults to Aria2AUTH.noAuth
* @property {string} [host='localhost']
* @property {number} [port=6800]
* @property {boolean} [https=false]
* @property {string} [endpoint='/jsonrpc']
*/
/** @type {Aria2Options} */
options;
/**
* @param {Aria2Options} options
*/
constructor(options) {
// options
AriaBase.#Assert(!options.host || typeof options.host === 'string', 'options.host should be string', TypeError);
AriaBase.#Assert(!options.port || typeof options.port === 'number', 'options.port should be number', TypeError);
this.options = Object.assign({
auth: { type: Aria2AUTH.noAuth },
host: 'localhost',
port: 6800,
https: false,
endpoint: '/jsonrpc'
}, options);
// init id
this.id = (+new Date());
// warning for not-GM_xmlhttpRequest request
typeof GM_xmlhttpRequest === 'undefined' && console.warn([
'Warning: You are now using an simple implementation of GM_xmlhttpRequest',
'Cross-domain request are not avilible unless configured correctly @ target server.',
'',
'Some of its features are not avilible, such as `username` and `password` field.'
].join('\n'));
// aria2 methods implementation
const isFunction = obj => typeof obj === 'function';
[
"addUri", "addTorrent", "addMetalink", "remove", "forceRemove",
"pause", "pauseAll", "forcePause", "forcePauseAll", "unpause",
"unpauseAll", "tellStatus", "getUris", "getFiles", "getPeers",
"getServers", "tellActive", "tellWaiting", "tellStopped",
"changePosition", "changeUri", "getOption", "changeOption",
"getGlobalOption", "changeGlobalOption", "getGlobalStat",
"purgeDownloadResult", "removeDownloadResult", "getVersion",
"getSessionInfo", "shutdown", "forceShutdown", "saveSession"
].forEach(sMethod => {
this[sMethod] = async (...args) => {
let cbSuccess, cbError;
if (args.length && isFunction(args[args.length - 1])) {
cbSuccess = args[args.length - 1];
args.splice(-1, 1);
if (args.length && isFunction(args[args.length - 1])) {
cbError = cbSuccess;
cbSuccess = args[args.length - 1];
args.splice(-1, 1);
}
}
return await this.send(false, {
method: `aria2.${sMethod}`,
params: args
}, cbSuccess, cbError);
};
});
}
/**
* Get basic authentication header string
* @returns {string}
*/
#getBasicAuth() {
return btoa(`${this.options.auth.user}:${this.options.auth.pass}`);
}
async send(bIsDataBatch, data, cbSuccess, cbError) {
// update request id
this.id = (+new Date());
// construct payload
let srcTaskObj = { jsonrpc: this.jsonrpc_ver, id: this.id };
let payload = {
method: 'POST',
url: `${this.options.https ? 'https' : 'http'}://${this.options.host}:${this.options.port}${this.options.endpoint}`,
headers: {
'Content-Type': 'application/json; charset=UTF-8'
},
data: bIsDataBatch
? data.map(e => { return AriaBase.#merge({}, srcTaskObj, e); })
: AriaBase.#merge({}, srcTaskObj, data),
onload: r => {
if (r.status !== 200) {
cbError && cbError(r);
} else {
let repData;
try {
repData = JSON.parse(r.responseText);
repData.error && cbError(repData);
} catch (error) {
repData = r.responseText;
}
cbSuccess && cbSuccess(repData);
}
},
onerror: cbError ? cbError.bind(null) : null
};
// authentication
switch (this.options.auth.type) {
case Aria2AUTH.basic: {
payload.headers.Authorization = 'Basic ' + this.#getBasicAuth();
break;
}
case Aria2AUTH.secret: {
let sToken = `token:${this.options.auth.pass}`;
if (bIsDataBatch) {
for (let i = 0; i < payload.data.length; i++) {
payload.data[i].params.splice(0, 0, sToken);
}
}
else {
if (!payload.data.params)
payload.data.params = [];
payload.data.params.splice(0, 0, sToken);
}
break;
}
case Aria2AUTH.noAuth:
default: {
break;
}
}
return await AriaBase.#doRequest(payload);
}
BATCH = new Aria2BATCH(this);
/**
* merge moultiple source objects' properties into base object
* @param {object} base
* @param {...object} sources
* @returns
*/
static #merge(base, ...sources) {
const isObject = obj => typeof obj === 'object' && obj !== null;
this.#Assert(isObject(base), 'base should be an object', TypeError);
sources.forEach(obj => {
this.#Assert(isObject(obj), 'source should be an object', TypeError);
Object.keys(obj).forEach(key => {
if (isObject(base[key]) && isObject(obj[key])) {
base[key] = AriaBase.#merge(base[key], obj[key]);
} else {
base[key] = obj[key];
}
});
});
return base;
}
/**
* throw error when condition not met
* @param {boolean} condition
* @param {string} message
* @param {function} ErrorConstructor
*/
static #Assert(condition, message, ErrorConstructor = Error) {
if (!condition) {
throw new ErrorConstructor(message);
}
}
static async #doRequest(details) {
const { url, method, data, headers, onload, onerror } = details;
if (typeof GM_xmlhttpRequest !== 'undefined') {
return new Promise((resolve, reject) => {
GM_xmlhttpRequest({
url,
method,
data: typeof data === 'string' ? data : JSON.stringify(data),
headers,
onload(r) {
onload && onload(r);
resolve(r);
},
onerror() {
onerror && onerror();
reject();
}
});
});
} else {
try {
let response = await fetch(url, {
method,
body: typeof data === 'string' ? data : JSON.stringify(data),
headers
});
let responseText = await response.text();
onload && onload(responseText);
return {
readyState: 4,
responseHeaders: response.headers,
status: response.status,
statusText: response.statusText,
response,
responseText,
finalUrl: response.url
};
} catch (error) {
onerror && onerror(error);
throw error;
}
}
}
};