// ==UserScript==// @name         JSON paste on textarea// @version      0.6// @description  Paste JSON on textarea// @match        https://*/*// @grant        none// @namespace https://greasyfork.org/users/371179// ==/UserScript==(function() {'use strict';/*-- Example --https://jsonformatter.curiousconcept.com/"{\"a\":1,\"b\":2,\"c\":3,\"d\":\"A\",\"e\":\"B\",\"f\":\"C\"}"*/function getClipText(evt) {var text;var clp = (evt.originalEvent || evt).clipboardData;if (clp === undefined || clp === null) {text = window.clipboardData.getData("text") || null;} else {text = clp.getData('text/plain') || null;}return text;}//  =========================================================================================// https://stackoverflow.com/questions/7464282/javascript-scroll-to-selection-after-using-textarea-setselectionrange-in-chromefunction setSelectionRange(textarea, selectionStart, selectionEnd) {// First scroll selection region to viewconst fullText = textarea.value;textarea.value = fullText.substring(0, selectionEnd);// For some unknown reason, you must store the scollHeight to a variable// before setting the textarea value. Otherwise it won't work for long stringsconst scrollHeight = textarea.scrollHeighttextarea.value = fullText;let scrollTop = scrollHeight;const textareaHeight = textarea.clientHeight;if (scrollTop > textareaHeight) {// scroll selection to center of textareascrollTop -= textareaHeight / 2;} else {scrollTop = 0;}textarea.scrollTop = scrollTop;// Continue to set selection rangetextarea.setSelectionRange(selectionStart, selectionEnd);}//  =========================================================================================if (document.queryCommandSupported("insertText")) {var object = {callback: function(str) {var targetElm = this.targetElm;var clipText = this.clipText;var newClipText = typeof str == 'string' ? str : clipText;if (newClipText != "") {var oldText = targetElm.valuedocument.execCommand("insertText", false, newClipText);if ('selectionStart' in targetElm) {var afterChange = () => {var newText = targetElm.value;if (oldText == newText) return window.requestAnimationFrame(afterChange);setSelectionRange(targetElm, targetElm.selectionStart, targetElm.selectionEnd);};window.requestAnimationFrame(afterChange);}}}};var JF_safeObjects=[];var makeJFunction = (() => {var a = document.createElement('iframe');a.style.position = 'absolute';a.style.left = '-99px';a.style.top = '-99px';a.src = "about:blank"; //userscript can access "about:blank"a.width = "1";a.height = "1";document.documentElement.appendChild(a)// it is assumed that the "contentWindow" is immediately available after appendChildvar JFunction;try {JFunction = (a.contentWindow || window).Function;} catch (e) {JFunction = window.Function}document.documentElement.removeChild(a)var res2 = null;try {var res = new JFunction('return Object.keys(window);')(); // avoid no access to JFunctionres2 = [...res]; // transfer the js array object to the current framework} catch (e) {}if (res2 && 'forEach' in res2) {JF_safeObjects=res2;}else{JFunction = window.Function;JF_safeObjects=[];}return JFunction});var JFunction = null;document.addEventListener('paste', function(evt) {var clipText = getClipText(evt)if (clipText === null || typeof clipText != 'string') return;var targetElm = evt.target;if (!targetElm) return;switch (targetElm.tagName) {case 'TEXTAREA':break;default:return;}var testingStr=clipText.replace(/[0-9]+/g,'0')testingStr=testingStr.replace(/[a-zA-Z\u4E00-\u9FFF]+/g,'z')if (/[\[\{][\s\S]*[\]\}]/.test(testingStr)&&/[\'\"\`][\s\S]*[\'\"\`]/.test(testingStr)){}else{ return;}var testP = testingStr.replace(/[0z\/\%\-\+\_\.\;\$\#]+/g, '').trim();var testR = /^[\x21-\x2F\x3A-\x40\x5B-\x60\x7B-\x7E]+$/if (!testP) {return;}if (!testR.test(testP)) return;object.targetElm = targetElm;object.clipText = clipText;// JS-safe FunctionJFunction = JFunction || makeJFunction();//window.JF = JFunctionvar res = null;try {res = new JFunction(...JF_safeObjects,'return (' + clipText + ');')(); //backbracket to avoid return newline -> undefined} catch (e) {}//console.log(res)if (typeof res == 'string') {console.log('userscript - there is a text convertion to your pasted content');evt.preventDefault();object.callback(res);}});}// Your code here...})();