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nhentai block popunders

Blocks popunder ads on nhentai

  1. // ==UserScript==
  2. // @name        nhentai block popunders
  3. // @namespace   sayixz01icji0pgmio1f4ayoth4vpuj2
  4. // @description Blocks popunder ads on nhentai
  5. // @license     MIT License
  6. // @match       *://*.nhentai.net/*
  7. // @version     1.1
  8. // @grant       none
  9. // @run-at      document-start
  10. // ==/UserScript==
  11.  
  12. /* jshint bitwise: true, curly: true, eqeqeq: true, esversion: 6,
  13. funcscope: false, futurehostile: true, latedef: true, noarg: true,
  14. nocomma: true, nonbsp: true, nonew: true, notypeof: false,
  15. shadow: outer, singleGroups: true, strict: true, undef: true,
  16. unused: true, varstmt: true, browser: true */
  17.  
  18. (function () {
  19. 	"use strict";
  20. 	
  21. 	const HOUR = 60 * 60 * 1000;
  22.  
  23. 	// Next popunder in 2h
  24. 	function killPopunders() {
  25. 		const key = "popunder_state";
  26.  
  27. 		let state;
  28.  
  29. 		try {
  30. 			let savedState = localStorage.getItem(key);
  31.  
  32. 			if (savedState) {
  33. 				state = JSON.parse(savedState);
  34. 			}
  35. 		} catch (ignore) {}
  36.  
  37. 		if (!state) {
  38. 			state = {};
  39. 		}
  40.  
  41. 		state.lock_until = Date.now() + 2 * HOUR;
  42.  
  43. 		try {
  44. 			localStorage.setItem(key, JSON.stringify(state));
  45. 		} catch (ignore) {}
  46. 	}
  47.  
  48. 	killPopunders();
  49.  
  50. 	// Call this again every hour just to make sure
  51. 	setInterval(killPopunders, HOUR);
  52. })();