在线解密工具 - 解密你的内容

<div class='container'>
        <h1>解密</h1>
        <div class='input-output'>
            <p>请输入要解密的内容：</p>
            <textarea id='input'></textarea>
            <button onclick='decrypt()'>解密</button>
        </div>
        <div class='output'>
            <p>解密后的文本：</p>
            <textarea id='output1' readonly></textarea>
            <p>解密后的URL：</p>
            <textarea id='output2' readonly></textarea>
        </div>
    </div>
    <script>
        function decrypt(){
            var input = document.getElementById('input').value;
            var data = JSON.parse(input).data;
            var decoded1 = atob(data);
            var decoded2 = atob(decoded1);
            var decoded3 = atob(decoded2);
            document.getElementById('output1').value = decoded3;
            var urlStart = decoded3.indexOf('http');
            var urlEnd = decoded3.indexOf('.m3u8?') + 5;
            var url = decoded3.substring(urlStart, urlEnd);
            document.getElementById('output2').value = url;
            var date = new Date();
            var fileNameToSaveAs = 'history/' + date.getFullYear() + '-' + (date.getMonth()+1) + '-' + date.getDate() + '.txt';
            saveTextAsFile(decoded3, fileNameToSaveAs);
        }
<pre><code>    function saveTextAsFile(textToSave, fileNameToSaveAs) {
        var textFileAsBlob = new Blob([textToSave], {type:'text/plain'});

        var downloadLink = document.createElement('a');
        downloadLink.download = fileNameToSaveAs;
        downloadLink.innerHTML = 'Download File';
        if (window.webkitURL != null) {
            // Chrome allows the link to be clicked
            // without actually adding it to the DOM.
            downloadLink.href = window.webkitURL.createObjectURL(textFileAsBlob);
        }
        else {
            // Firefox requires the link to be added to the DOM
            // before it can be clicked.
            downloadLink.href = window.URL.createObjectURL(textFileAsBlob);
            downloadLink.onclick = destroyClickedElement;
            downloadLink.style.display = 'none';
            document.body.appendChild(downloadLink);
        }

        downloadLink.click();
    }

    function destroyClickedElement(event) {
        // remove the link from the DOM
        document.body.removeChild(event.target);
    }
&lt;/script&gt;
</code></pre>