<html >
<body >
<img src="file_browser_refresh_image.sjs" >
<iframe src="file_browser_refresh_iframe.sjs" ></iframe >
<div id="result" ></div >
<canvas id="canvas" width="100" height="100" > </canvas >
<script >
const image = document.querySelector("img" );
const iframe = document.querySelector("iframe" );
const result = document.getElementById("result" );
iframe .addEventListener("load" , function() {
result.setAttribute(
"iframeContent" ,
iframe .contentDocument.body .textContent
);
});
// Ensure images are loaded
image.addEventListener("load" , function() {
var canvas = document.getElementById('canvas' );
var ctx = canvas .getContext('2d' );
ctx.drawImage(image, 0, 0);
result.setAttribute("imageDataURL" , canvas .toDataURL());
});
// Ensure expired resources are still loaded
fetch('./file_browser_refresh_expired_resource.sjs' ).then((response) => {
let cacheControl = response.headers.get('Cache-Control' );
result.setAttribute("expiredResourceCacheControl" , cacheControl);
});
// Ensure non cacheable resources are still loaded
fetch('./file_browser_refresh_non_cacheable.sjs' ).then(() => {
result.setAttribute("nonCacheableResourceCompleted" , true);
});
</script >
</body >
</html >
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