ytdlp.min.js
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ytdlp.min.js code inside this
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<!DOCTYPE html>
<html>
<head>
<title>YouTube Downloader</title>
<script>
// Fixed ytdlp implementation with proper this binding
(function() {
const ytdlp = {
load: function(url) {
return new Promise(function(resolve, reject) {
const xhr = new XMLHttpRequest();
xhr.open("GET", url, true);
xhr.responseType = "arraybuffer";
xhr.onload = function() {
if (xhr.status === 200) {
resolve(xhr.response);
} else {
reject(new Error(`Failed to load: ${xhr.statusText}`));
}
};
xhr.onerror = function() {
reject(new Error("Network error occurred"));
};
xhr.send();
});
},
sanitizeFilename: function(url) {
return url.replace(/^https?:\/\//, '')
.replace(/^www\./, '')
.replace(/^m\./, '')
.replace(/\//g, '_')
.split('?')[0] + '.mp4';
}
};
window.ytdlp = function(url) {
return ytdlp.load(url).then(function(data) {
return {
data: data,
filename: ytdlp.sanitizeFilename(url)
};
});
};
})();
function init() {
document.body.innerHTML = `
<h1>YouTube Downloader</h1>
<input type="text" id="url" placeholder="Paste YouTube URL here" style="width: 300px; padding: 8px;">
<button onclick="downloadVideo()" style="padding: 8px 16px;">Download</button>
<div id="result" style="margin-top: 20px;"></div>
`;
}
async function downloadVideo() {
const urlInput = document.getElementById('url');
const resultDiv = document.getElementById('result');
if (!urlInput.value) {
resultDiv.innerText = 'Please enter a URL';
return;
}
try {
resultDiv.innerText = 'Processing...';
// Note: This will fail due to CORS restrictions
const video = await ytdlp(urlInput.value);
const blob = new Blob([video.data], {type: 'video/mp4'});
const blobUrl = URL.createObjectURL(blob);
const a = document.createElement('a');
a.href = blobUrl;
a.download = video.filename;
a.style.display = 'none';
document.body.appendChild(a);
a.click();
setTimeout(() => {
document.body.removeChild(a);
URL.revokeObjectURL(blobUrl);
}, 100);
resultDiv.innerText = 'Download started!';
} catch (e) {
resultDiv.innerHTML = `Error: ${e.message}<br><br>
<small>Note: This demo won't work directly with YouTube due to CORS restrictions.
You would need a backend service with yt-dlp to make this work properly.</small>`;
}
}
window.onload = init;
</script>
</head>
<body>
<!-- Content will be injected by JavaScript -->
</body>
</html>
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