diff options
Diffstat (limited to 'get.html')
| -rw-r--r-- | get.html | 131 |
1 files changed, 5 insertions, 126 deletions
@@ -3,15 +3,16 @@ <head> <meta charset="UTF-8"> - <meta name="description" content="AES-256 Encryption Example"> - <title>Secure Paste</title> + <title>paste-cgi</title> <link rel="icon" href="./favicon.svg" type="image/svg+xml"> <link rel="stylesheet" href="./pico.min.css"> </head> <body> <main class="container"> - <h1>paste-cgi</h1> + <a href="/"> + <h1>paste-cgi</h1> + </a> <form id="cryptoForm"> <h3 id="title">Title</h3> @@ -30,129 +31,7 @@ <button type="button" onclick="copyPaste()">Copy</button> </div> </main> - - <script> - let globalData; - const pasteTypeConstant = "pasteType"; - const passwordFieldConstant = "passwordField"; - const passwordTypeConstant = "password"; - const decryptButtonConstant = "decryptBtn"; - const plainTypeConstant = "plain"; - const titleConstant = "title"; - const expirationConstant = "expiration"; - const plaintextConstant = "plaintext"; - const decryptedOutputConstant = "decryptedOutput" - const pasteUrlSectionConstant = "pasteUrlSection" - - window.onload = async function () { - const urlParams = new URLSearchParams(window.location.search); - const id = urlParams.get('id'); - - const fetchUrl = `${window.location.origin}/paste?id=${id}`; - - try { - const response = await fetch(fetchUrl); - - if (!response.ok) { - throw new Error('Failed to fetch data'); - } - - const data = await response.json(); - - globalData = data; - togglePasteType() - } catch (error) { - alert("NO File Found") - console.error('Error fetching data:', error); - } - }; - - function copyPaste() { - var copyText = document.getElementById(decryptedOutputConstant); - - copyText.select(); - copyText.setSelectionRange(0, 99999); - - navigator.clipboard.writeText(copyText.value); - } - function togglePasteType() { - const decryptButton = document.getElementById(decryptButtonConstant); - const passwordField = document.getElementById(passwordFieldConstant); - document.getElementById(titleConstant).textContent = globalData.title; - if (globalData.type === passwordTypeConstant) { - passwordField.style.display = 'block'; - decryptButton.style.display = 'block'; - } else { - decryptButton.style.display = 'none'; - passwordField.style.display = 'none'; - document.getElementById(decryptedOutputConstant).textContent = globalData.pasted_text - document.getElementById(pasteUrlSectionConstant).style.display = 'block'; - } - } - async function deriveKey(password, salt) { - let encodedPassword = new TextEncoder().encode(password); - let baseKey = await window.crypto.subtle.importKey( - "raw", - encodedPassword, - { name: "PBKDF2" }, - false, - ["deriveKey"], - ); - - let derivedKey = await window.crypto.subtle.deriveKey( - { - name: "PBKDF2", - salt: salt, - iterations: 600000, - hash: "SHA-256", - }, - baseKey, - { name: "AES-GCM", length: 256 }, - true, - ["encrypt", "decrypt"], - ); - - return derivedKey; - } - - async function decryptData(encryptedData, password) { - let { ciphertext, iv, authTag, salt } = encryptedData; - let key = await deriveKey(password, salt); - - let dataWithAuthTag = new Uint8Array(ciphertext.length + authTag.length); - dataWithAuthTag.set(ciphertext, 0); - dataWithAuthTag.set(authTag, ciphertext.length); - - let decryptedContent = await window.crypto.subtle.decrypt( - { name: "AES-GCM", iv: iv, tagLength: 128 }, - key, - dataWithAuthTag, - ); - - return new TextDecoder().decode(decryptedContent); - } - async function handleDecrypt() { - let base64 = globalData.pasted_text; - let password = document.getElementById(passwordTypeConstant).value; - if (!base64 || !password) return alert("Enter encrypted text and password."); - try { - - let parsed = JSON.parse(atob(base64)); - let encryptedData = { - salt: new Uint8Array(Object.values(parsed.salt)), - iv: new Uint8Array(Object.values(parsed.iv)), - authTag: new Uint8Array(Object.values(parsed.authTag)), - ciphertext: new Uint8Array(Object.values(parsed.ciphertext)), - }; - - let decrypted = await decryptData(encryptedData, password); - document.getElementById("decryptedOutput").value = decrypted; - document.getElementById(pasteUrlSectionConstant).style.display = 'block'; - } catch (err) { - document.getElementById("decryptedOutput").value = "❌ Decryption failed."; - } - } - </script> + <script src="/script.js"></script> </body> </html>
\ No newline at end of file |