简易的 Tampermonkey 脚本配置库
目前为
此脚本不应直接安装，它是一个供其他脚本使用的外部库。如果您需要使用该库，请在脚本元属性加入：// @require https://update.gf.qytechs.cn/scripts/470224/1303666/Tampermonkey%20Config.js
// ==UserScript==
// @name Tampermonkey Config
// @name:zh-CN Tampermonkey 配置
// @license gpl-3.0
// @namespace http://tampermonkey.net/
// @version 0.6.0
// @description Simple Tampermonkey script config library
// @description:zh-CN 简易的 Tampermonkey 脚本配置库
// @author PRO
// @match *
// @grant GM_setValue
// @grant GM_getValue
// @grant GM_deleteValue
// @grant GM_registerMenuCommand
// @grant GM_unregisterMenuCommand
// ==/UserScript==
// const debug = console.debug.bind(console, "[Tampermonkey Config]"); // Debug function
const debug = () => { };
const GM_config_event = "GM_config_event"; // Compatibility with old versions
// Adapted from https://stackoverflow.com/a/6832721
// Returns 1 if a > b, -1 if a < b, 0 if a == b
function versionCompare(v1, v2, options) {
var lexicographical = options && options.lexicographical,
zeroExtend = options && options.zeroExtend,
v1parts = v1.split('.'),
v2parts = v2.split('.');
function isValidPart(x) {
return (lexicographical ? /^\d+[A-Za-z]*$/ : /^\d+$/).test(x);
}
if (!v1parts.every(isValidPart) || !v2parts.every(isValidPart)) {
return NaN;
}
if (zeroExtend) {
while (v1parts.length < v2parts.length) v1parts.push("0");
while (v2parts.length < v1parts.length) v2parts.push("0");
}
if (!lexicographical) {
v1parts = v1parts.map(Number);
v2parts = v2parts.map(Number);
}
for (var i = 0; i < v1parts.length; ++i) {
if (v2parts.length == i) {
return 1;
}
if (v1parts[i] == v2parts[i]) {
continue;
}
else if (v1parts[i] > v2parts[i]) {
return 1;
}
else {
return -1;
}
}
if (v1parts.length != v2parts.length) {
return -1;
}
return 0;
}
function supports(minVer) { // Minimum version of Tampermonkey required
return GM_info?.scriptHandler === "Tampermonkey" // Tampermonkey is detected
&& versionCompare(GM_info.version, minVer) >= 0; // Compare version
}
const supportsOption = supports("4.20.0");
debug(`Tampermonkey ${GM_info.version} detected, ${supportsOption ? "supports" : "does not support"} menu command options`);
const registerMenuCommand = supportsOption ? GM_registerMenuCommand : (name, func, option) => GM_registerMenuCommand(name, func, option.accessKey);
function _GM_config_get(config_desc, prop) {
return GM_getValue(prop, config_desc[prop].value);
}
const _GM_config_builtin_processors = {
same: (v) => v,
not: (v) => !v,
int: (s) => {
const value = parseInt(s);
if (isNaN(value)) throw `Invalid value: ${s}, expected integer!`;
return value;
},
int_range: (s, min_s, max_s) => {
const value = parseInt(s);
if (isNaN(value)) throw `Invalid value: ${s}, expected integer!`;
const min = (min_s === "") ? -Infinity : parseInt(min_s);
const max = (max_s === "") ? +Infinity : parseInt(max_s);
if (min !== NaN && value < min) throw `Invalid value: ${s}, expected integer >= ${min}!`;
if (max !== NaN && value > max) throw `Invalid value: ${s}, expected integer <= ${max}!`;
return value;
},
float: (s) => {
const value = parseFloat(s);
if (isNaN(value)) throw `Invalid value: ${s}, expected float!`;
return value;
},
float_range: (s, min_s, max_s) => {
const value = parseFloat(s);
if (isNaN(value)) throw `Invalid value: ${s}, expected float!`;
const min = (min_s === "") ? -Infinity : parseFloat(min_s);
const max = (max_s === "") ? +Infinity : parseFloat(max_s);
if (min !== NaN && value < min) throw `Invalid value: ${s}, expected float >= ${min}!`;
if (max !== NaN && value > max) throw `Invalid value: ${s}, expected float <= ${max}!`;
return value;
},
};
const _GM_config_builtin_formatters = {
normal: (name, value) => `${name}: ${value}`,
boolean: (name, value) => `${name}: ${value ? "✔" : "✘"}`,
};
const _GM_config_wrapper = {
get: function (desc, prop) {
// Return stored value, else default value
const value = _GM_config_get(desc, prop);
// Dispatch get event
const event = new CustomEvent(GM_config_event, {
detail: {
type: "get",
prop: prop,
before: value,
after: value
}
});
window.top.dispatchEvent(event);
return value;
}, set: function (desc, prop, value) {
// Dispatch set event
const before = _GM_config_get(desc, prop);
const event = new CustomEvent(GM_config_event, {
detail: {
type: "set",
prop: prop,
before: before,
after: value
}
});
// Store value
const default_value = desc[prop].value;
if (value === default_value && typeof GM_deleteValue === "function") {
GM_deleteValue(prop); // Delete stored value if it's the same as default value
debug(`🗑️ "${prop}" deleted`);
} else {
GM_setValue(prop, value);
}
window.top.dispatchEvent(event);
return true;
}
};
const _GM_config_registered = []; // Items: [id, prop]
// (Re-)register menu items on demand
function _GM_config_register(desc, config, until = undefined) {
// `until` is the first property to be re-registered
// If `until` is undefined, all properties will be re-registered
const _GM_config_builtin_inputs = {
current: (prop, orig) => orig,
prompt: (prop, orig) => {
const s = prompt(`🤔 New value for ${desc[prop].name}:`, orig);
return s === null ? orig : s;
},
};
// Unregister old menu items
let id, prop, pack;
let flag = true;
while (pack = _GM_config_registered.pop()) {
[id, prop] = pack; // prop=null means the menu command is currently a placeholder ("Show configuration")
GM_unregisterMenuCommand(id);
debug(`- Unregistered menu command: prop="${prop}", id=${id}`);
if (prop === until) { // Nobody in their right mind would use `null` as a property name
flag = false;
break;
}
}
for (const prop in desc) {
if (prop === until) {
flag = true;
}
if (!flag) continue;
const name = desc[prop].name;
const orig = _GM_config_get(desc, prop);
const input = desc[prop].input;
const input_func = typeof input === "function" ? input : _GM_config_builtin_inputs[input];
const formatter = desc[prop].formatter;
const formatter_func = typeof formatter === "function" ? formatter : _GM_config_builtin_formatters[formatter];
const option = {
accessKey: desc[prop].accessKey,
autoClose: desc[prop].autoClose,
title: desc[prop].title
};
const id = registerMenuCommand(formatter_func(name, orig), function () {
let value;
try {
value = input_func(prop, orig);
const processor = desc[prop].processor;
if (typeof processor === "function") { // Process user input
value = processor(value);
} else if (typeof processor === "string") {
const parts = processor.split("-");
const processor_func = _GM_config_builtin_processors[parts[0]];
if (processor_func !== undefined) // Process user input
value = processor_func(value, ...parts.slice(1));
else // Unknown processor
throw `Unknown processor: ${processor}`;
} else {
throw `Unknown processor format: ${typeof processor}`;
}
} catch (error) {
alert("⚠️ " + error);
return;
}
if (value !== orig) {
config[prop] = value;
}
}, option);
debug(`+ Registered menu command: prop="${prop}", id=${id}, option=`, option);
_GM_config_registered.push([id, prop]);
}
};
function GM_config(desc, menu = true) { // Register menu items based on given config description
// Calc true default value
const $default = Object.assign({
input: "prompt",
processor: "same",
formatter: "normal"
}, desc["$default"] || {});
delete desc.$default;
// Complete desc
for (const key in desc) {
desc[key] = Object.assign(Object.assign({}, $default), desc[key]);
}
// Get proxied config
const config = new Proxy(desc, _GM_config_wrapper);
// Register menu items
if (window === window.top) {
if (menu) {
_GM_config_register(desc, config);
} else {
// Register menu items after user clicks "Show configuration"
const id = registerMenuCommand("Show configuration", function () {
_GM_config_register(desc, config);
}, {
autoClose: false,
title: "Show configuration options for this script"
});
debug(`+ Registered menu command: prop="Show configuration", id=${id}`);
_GM_config_registered.push([id, null]);
}
window.top.addEventListener(GM_config_event, (e) => { // Auto update menu items
if (e.detail.type === "set" && e.detail.before !== e.detail.after) {
debug(`🔧 "${e.detail.prop}" changed from ${e.detail.before} to ${e.detail.after}`);
_GM_config_register(desc, config, e.detail.prop);
} else if (e.detail.type === "get") {
debug(`🔍 "${e.detail.prop}" requested, value is ${e.detail.after}`);
}
});
}
// Return proxied config
return config;
};
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