a javascript lab
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.cn-greasyfork.org/scripts/460309/1151565/stjslab.js
// ==UserScript==
// @name stjslab
// @namespace http://tampermonkey.net/
// @version 1.0.0
// @license Apache License 2.0
// @author 捈荼
// ==/UserScript==
class stjslab {
static getCookie(name) {
let nameEQ = name + "=";
let ca = document.cookie.split(';');
for (let i = 0; i < ca.length; i++) {
let c = ca[i];
while (c.charAt(0) == ' ')
c = c.substring(1, c.length);
if (c.indexOf(nameEQ) == 0)
return c.substring(nameEQ.length, c.length);
}
return null;
}
static setCookie(name, value, days) {
let expires = "";
if (days) {
let date = new Date();
date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000));
expires = "; expires=" + date.toUTCString();
}
document.cookie = name + "=" + (value || "") + expires + "; path=/";
}
static deleteCookie(name) {
document.cookie = name + "=; expires=Thu, 01 Jan 1970 00:00:00 UTC; path=/;";
}
static clearAllCookie() {
return document.cookie.split(';').forEach(cookie => document.cookie = cookie.replace(/^ +/, '').replace(/=.*/, `=;expires=${new Date(0).toUTCString()};path=/`));
}
static format(str) {
let cnt = 1;
let realArgs = Array.from(arguments).slice(1);
return str.match(/{(\d+)}/g) == null && str.match(/{}/g) != null ?
str.replace(/{}/g, (match) => {
return typeof arguments[cnt] != 'undefined' ? arguments[cnt++] : match;
}) :
str.replace(/{(\d+)}/g, (match, number) => {
return typeof realArgs[number] != 'undefined' ? realArgs[number] : match;
});
}
static get(query, base = document) {
return base.querySelector(query);
}
static getall(query, base = document) {
return [...base.querySelectorAll(query)];
}
static getid(id, base = document) {
return base.getElementById(id);
}
static getbyClass(classname, base = document) {
return base.getElementsByClassName(classname);
}
static getbyTag(tag, base = document) {
return base.getElementsByTagName(tag);
}
static getbyName(name, base = document) {
return base.getElementsByName(name);
}
static getUrlParam(url) {
return (new URL(location.href)).searchParams.get(url);
}
constructor() {
throw this;
}
static EventMng = class {
#handlers = {};
on(name, func) {
if (!(func instanceof Function))
throw "Param must be func!";
if (!(name in this.#handlers)) {
this.#handlers[name] = [];
}
this.#handlers[name].push(func);
}
off(name, func) {
if (!(func instanceof Function))
throw "Param must be func!";
if (name in this.#handlers) {
for (let i = 0; i < this.#handlers[name].length; i++) {
if (this.#handlers[name][i] === func) {
this.#handlers[name].splice(i, 1);
i--;
}
}
}
}
clean(name) {
if (name in this.#handlers)
this.#handlers[name] = [];
}
emit(name, ...args) {
if (name in this.#handlers) {
for (let func of this.#handlers[name]) {
try {
func(...args);
} catch (e) {
console.error('ERROR:', e);
}
}
}
}
}
static uuid() {
var d = new Date().getTime();
if (typeof performance !== 'undefined' && typeof performance.now === 'function') {
d += performance.now();
}
return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) {
var r = (d + Math.random() * 16) % 16 | 0;
d = Math.floor(d / 16);
return (c === 'x' ? r : (r & 0x3 | 0x8)).toString(16);
});
}
static guid() {
function s4() {
return Math.floor((1 + Math.random()) * 0x10000).toString(16).substring(1);
}
return s4() + s4() + '-' + s4() + '-' + s4() + '-' + s4() + '-' + s4() + s4() + s4();
}
static sha1(msg) {
function rotate_left(n, s) {
var t4 = (n << s) | (n >>> (32 - s));
return t4;
};
function lsb_hex(val) {
var str = "";
var i;
var vh;
var vl;
for (i = 0; i <= 6; i += 2) {
vh = (val >>> (i * 4 + 4)) & 0x0f;
vl = (val >>> (i * 4)) & 0x0f;
str += vh.toString(16) + vl.toString(16);
}
return str;
};
function cvt_hex(val) {
var str = "";
var i;
var v;
for (i = 7; i >= 0; i--) {
v = (val >>> (i * 4)) & 0x0f;
str += v.toString(16);
}
return str;
};
function Utf8Encode(string) {
string = string.replace(/\r\n/g, "\n");
var utftext = "";
for (var n = 0; n < string.length; n++) {
var c = string.charCodeAt(n);
if (c < 128) {
utftext += String.fromCharCode(c);
}
else if ((c > 127) && (c < 2048)) {
utftext += String.fromCharCode((c >> 6) | 192);
utftext += String.fromCharCode((c & 63) | 128);
}
else {
utftext += String.fromCharCode((c >> 12) | 224);
utftext += String.fromCharCode(((c >> 6) & 63) | 128);
utftext += String.fromCharCode((c & 63) | 128);
}
}
return utftext;
};
var blockstart;
var i, j;
var W = new Array(80);
var H0 = 0x67452301;
var H1 = 0xEFCDAB89;
var H2 = 0x98BADCFE;
var H3 = 0x10325476;
var H4 = 0xC3D2E1F0;
var A, B, C, D, E;
var temp;
msg = Utf8Encode(msg);
var msg_len = msg.length;
var word_array = new Array();
for (i = 0; i < msg_len - 3; i += 4) {
j = msg.charCodeAt(i) << 24 | msg.charCodeAt(i + 1) << 16 |
msg.charCodeAt(i + 2) << 8 | msg.charCodeAt(i + 3);
word_array.push(j);
}
switch (msg_len % 4) {
case 0:
i = 0x080000000;
break;
case 1:
i = msg.charCodeAt(msg_len - 1) << 24 | 0x0800000;
break;
case 2:
i = msg.charCodeAt(msg_len - 2) << 24 | msg.charCodeAt(msg_len - 1) << 16 | 0x08000;
break;
case 3:
i = msg.charCodeAt(msg_len - 3) << 24 | msg.charCodeAt(msg_len - 2) << 16 | msg.charCodeAt(msg_len - 1) << 8 | 0x80;
break;
}
word_array.push(i);
while ((word_array.length % 16) != 14) word_array.push(0);
word_array.push(msg_len >>> 29);
word_array.push((msg_len << 3) & 0x0ffffffff);
for (blockstart = 0; blockstart < word_array.length; blockstart += 16) {
for (i = 0; i < 16; i++) W[i] = word_array[blockstart + i];
for (i = 16; i <= 79; i++) W[i] = rotate_left(W[i - 3] ^ W[i - 8] ^ W[i - 14] ^ W[i - 16], 1);
A = H0;
B = H1;
C = H2;
D = H3;
E = H4;
for (i = 0; i <= 19; i++) {
temp = (rotate_left(A, 5) + ((B & C) | (~B & D)) + E + W[i] + 0x5A827999) & 0x0ffffffff;
E = D;
D = C;
C = rotate_left(B, 30);
B = A;
A = temp;
}
for (i = 20; i <= 39; i++) {
temp = (rotate_left(A, 5) + (B ^ C ^ D) + E + W[i] + 0x6ED9EBA1) & 0x0ffffffff;
E = D;
D = C;
C = rotate_left(B, 30);
B = A;
A = temp;
}
for (i = 40; i <= 59; i++) {
temp = (rotate_left(A, 5) + ((B & C) | (B & D) | (C & D)) + E + W[i] + 0x8F1BBCDC) & 0x0ffffffff;
E = D;
D = C;
C = rotate_left(B, 30);
B = A;
A = temp;
}
for (i = 60; i <= 79; i++) {
temp = (rotate_left(A, 5) + (B ^ C ^ D) + E + W[i] + 0xCA62C1D6) & 0x0ffffffff;
E = D;
D = C;
C = rotate_left(B, 30);
B = A;
A = temp;
}
H0 = (H0 + A) & 0x0ffffffff;
H1 = (H1 + B) & 0x0ffffffff;
H2 = (H2 + C) & 0x0ffffffff;
H3 = (H3 + D) & 0x0ffffffff;
H4 = (H4 + E) & 0x0ffffffff;
}
var temp = cvt_hex(H0) + cvt_hex(H1) + cvt_hex(H2) + cvt_hex(H3) + cvt_hex(H4);
return temp.toLowerCase();
}
static JSLAB_VERSION = '1.0.0';
static __UUID = "90822dad-7367-4dd6-8193-1acc041c008d";
}