fix: tampermonkey script on Chrome

fixes: #121
Xmader · May 11, 2021 · 30514e9 · 30514e9
1 parent 7a397e0
commit 30514e9
Showing 1 changed file with 8 additions and 7 deletions.
diff --git a/src/wrapper.js b/src/wrapper.js
@@ -30,22 +30,23 @@ function getRandL () {
 
 // script loader
 new Promise(resolve => {
-  const d = new Image()
-  document.body.prepend(d)
-  resolve(d)
-}).then(d => {
-  const stackN = 10
+  const id = '' + Math.random();
+  w[id] = resolve;
+
+  const stackN = 9
   let loaderIntro = ''
   for (let i = 0; i < stackN; i++) {
     loaderIntro += `(function ${getRandL()}(){`
   }
   const loaderOutro = '})()'.repeat(stackN)
   const mockUrl = "https://c.amazon-adsystem.com/aax2/apstag.js"
 
+  Function(`${loaderIntro}const d=new Image();window['${id}'](d);delete window['${id}'];document.body.prepend(d)${loaderOutro}//# sourceURL=${mockUrl}`)()
+}).then(d => {
   d.style.display = 'none';
   d.src = 'data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==';
   d.once = false;
-  d.setAttribute('onload', `const self=this;${loaderIntro}if(self.once)return;self.once=true;self.remove();const GM=window['${gmId}'];delete window['${gmId}'];(` + function a () {
+  d.setAttribute('onload', `if(this.once)return;this.once=true;this.remove();const GM=window['${gmId}'];delete window['${gmId}'];(` + function a () {
   /** script code here */
 
-}.toString() + `)()${loaderOutro}//# sourceURL=${mockUrl}`)})
+}.toString() + ')()')})