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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| <?php | ||
|
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| session_start(); | ||
| if (!isset($_SESSION['username'])) { | ||
| http_response_code(401); | ||
| exit; | ||
| } | ||
|
|
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| header('Content-Type: application/json'); | ||
| header('Cache-Control: no-cache'); | ||
| header('Connection: keep-alive'); | ||
| header('Access-Control-Allow-Origin: *'); | ||
| header('Access-Control-Allow-Headers: Content-Type'); | ||
| header('Access-Control-Allow-Methods: POST, GET, OPTIONS'); | ||
|
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| // Add this block to handle preflight requests | ||
| if ($_SERVER['REQUEST_METHOD'] === 'OPTIONS') { | ||
| http_response_code(204); | ||
| exit; | ||
| } | ||
|
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| $_SESSION['last_activity'] = time(); | ||
|
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| // API configuration | ||
| $apiUrl = isset($env) ? $env['GWDG_API_URL'] : getenv('OPENAI_API_URL'); | ||
| $apiKey = isset($env) ? $env['GWDG_API_KEY'] : getenv('OPENAI_API_KEY'); | ||
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| $requestPayload = file_get_contents('php://input'); | ||
| // Decode the JSON payload into an associative array | ||
| $decodedPayload = json_decode($requestPayload, true); | ||
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| // Add temperature and max_tokens keys | ||
| $decodedPayload['temperature'] = 0; | ||
| $decodedPayload['max_tokens'] = 1000; | ||
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| // Encode the modified array back to JSON | ||
| $requestPayload = json_encode($decodedPayload); | ||
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| $ch = curl_init(); | ||
| curl_setopt($ch, CURLOPT_URL, $apiUrl); | ||
| curl_setopt($ch, CURLOPT_POST, 1); | ||
| curl_setopt($ch, CURLOPT_POSTFIELDS, $requestPayload); | ||
| curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); | ||
| curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1); | ||
| curl_setopt($ch, CURLOPT_HTTPHEADER, [ | ||
| 'Authorization: Bearer ' . $apiKey, | ||
| 'Content-Type: application/json', | ||
| 'Accept: application/json' | ||
| ]); | ||
| curl_setopt($ch, CURLOPT_WRITEFUNCTION, function($ch, $data) { | ||
| echo $data; | ||
| // ob_flush(); | ||
| flush(); | ||
| return strlen($data); | ||
| }); | ||
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| curl_exec($ch); | ||
|
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| if (curl_errno($ch)) { | ||
| echo 'Error:' . curl_error($ch); | ||
| } | ||
|
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| curl_close($ch); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,151 @@ | ||
| <?php | ||
|
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| $encryptionSalt = isset($env) ? $env['CHATLOG_ENCRYPTION_SALT'] : getenv('CHATLOG_ENCRYPTION_SALT'); | ||
| $userSpecificSalt = $encryptionSalt . $_SESSION['username']; | ||
|
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| ?> | ||
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| <script> | ||
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| function saveMessagesToLocalStorage() { | ||
| const username = '<?= htmlspecialchars($_SESSION['username']) ?>'; // Use the PHP variable | ||
| const messagesElement = document.querySelector(".messages"); | ||
| const messageElements = messagesElement.querySelectorAll(".message"); | ||
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| let archiveObject = { messages: [] }; | ||
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| messageElements.forEach(messageElement => { | ||
| let messageObject = {}; | ||
| messageObject.role = messageElement.dataset.role; | ||
|
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| if(messageElement.dataset.role === 'assistant'){ | ||
| messageObject.content = messageElement.querySelector(".message-text").getAttribute('rawContent'); | ||
| }else{ | ||
| messageObject.content = messageElement.querySelector(".message-text").textContent; | ||
| } | ||
|
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| archiveObject.messages.push(messageObject); | ||
| }); | ||
|
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| // Convert messages to string | ||
| const messageString = JSON.stringify(archiveObject.messages); | ||
| const compressedMessages = LZString.compressToUTF16(messageString); | ||
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| const salt = '<?= htmlspecialchars($userSpecificSalt) ?>'; | ||
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| // Derive a key from the username | ||
| const key = CryptoJS.PBKDF2(username, CryptoJS.enc.Hex.parse(salt), { | ||
| keySize: 256 / 32, | ||
| iterations: 1000 | ||
| }); | ||
|
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| // Encrypt the messages | ||
| const encrypted = CryptoJS.AES.encrypt(compressedMessages, key.toString()); | ||
| const storageDate = Date.now(); | ||
|
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| const storagePackage = JSON.stringify({ | ||
| encryptedData: encrypted.toString(), | ||
| storageDate: storageDate, | ||
| }) | ||
|
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| // Save encrypted data to local storage | ||
| localStorage.setItem('chatLog_' + username, storagePackage); | ||
| } | ||
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| function loadMessagesFromLocalStorage() { | ||
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| const username = '<?= htmlspecialchars($_SESSION['username']) ?>'; // Use the PHP variable | ||
| const storedData = localStorage.getItem('chatLog_' + username); | ||
| if(storedData === null){ | ||
| return; | ||
| } | ||
| const parsedData = JSON.parse(storedData); | ||
| const encryptedData = parsedData.encryptedData; | ||
| const salt = '<?= htmlspecialchars($userSpecificSalt) ?>'; | ||
|
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| if (encryptedData) { | ||
| try { | ||
| // Derive the key from the username | ||
| const key = CryptoJS.PBKDF2(username, CryptoJS.enc.Hex.parse(salt), { | ||
| keySize: 256 / 32, | ||
| iterations: 1000 | ||
| }); | ||
|
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| // Decrypt the messages | ||
| const decrypted = CryptoJS.AES.decrypt(encryptedData, key.toString()); | ||
| const decryptedString = decrypted.toString(CryptoJS.enc.Utf8); | ||
| // Decompress the messages | ||
| const decompressedString = LZString.decompressFromUTF16(decryptedString) | ||
| const messages = JSON.parse(decompressedString); | ||
|
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| if(messages != null){ | ||
| document.querySelector('.limitations')?.remove(); | ||
| } | ||
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| messages.forEach(message => { | ||
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| const messagesElement = document.querySelector(".messages"); | ||
| const messageTemplate = document.querySelector('#message'); | ||
| const messageElement = messageTemplate.content.cloneNode(true); | ||
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| messageElement.querySelector(".message").dataset.role = message.role; | ||
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| if(message.role == "assistant"){ | ||
| messageElement.querySelector(".message-icon").textContent = "AI"; | ||
| messageElement.querySelector(".message-text").setAttribute('rawContent', message.content); | ||
| //FORMAT RAW TEXT AGAIN | ||
| const formattedContent = FormatWholeMessage(message.content); | ||
| messageElement.querySelector(".message-text").innerHTML = formattedContent; | ||
|
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| } else{ | ||
| messageElement.querySelector(".message-text").innerHTML = message.content; | ||
| messageElement.querySelector(".message-icon").textContent = '<?= htmlspecialchars($_SESSION['username']) ?>'; | ||
| messageElement.querySelector(".message").classList.add("me"); | ||
| } | ||
|
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| messagesElement.appendChild(messageElement); | ||
| hljs.highlightAll(); | ||
| FormatMathFormulas(); | ||
| scrollToLast(true); | ||
|
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| }); | ||
| } catch (error) { | ||
| console.error("Failed to decrypt or parse messages:", error); | ||
| } | ||
| } | ||
| } | ||
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| function cleanupStoredLogs(){ | ||
| const items = {}; | ||
| for (let i = 0; i < localStorage.length; i++) { | ||
| const key = localStorage.key(i); | ||
| if (key.startsWith("chatLog_")) { | ||
| const storedData = localStorage.getItem(localStorage.key(i)); | ||
| const parsedData = JSON.parse(storedData); | ||
|
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| // check if the stored data is older than one week | ||
| if(Date.now() > parsedData.storageDate + 7 * 24 * 60 * 60 * 1000){ | ||
| localStorage.removeItem(localStorage.key(i)); | ||
| } | ||
| } | ||
| } | ||
| } | ||
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| function deleteChatLog(){ | ||
| const username = '<?= htmlspecialchars($_SESSION['username']) ?>'; // Use the PHP variable | ||
| localStorage.removeItem('chatLog_' + username); | ||
| const chatBtn = document.querySelector("#chatMenuButton"); | ||
| load(chatBtn ,'chat.php'); | ||
| } | ||
| function openDeletePanel(){ | ||
| document.getElementById('delete-chat-confirm').style.display = "flex"; | ||
| } | ||
| function cancelDelete(){ | ||
| document.getElementById('delete-chat-confirm').style.display = "none"; | ||
| } | ||
|
|
||
| </script> |
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