get.php

<?php
// Include private functions
require_once 'private.php';

if ($_SERVER['REQUEST_METHOD'] === 'GET') {
    global $secret_key;
    $name = isset($_GET['name']) ? trim($_GET['name']) : '';
    $key = isset($_GET['key']) ? $_GET['key'] : 'default';
    $isEdit = isset($_GET['edit']) ? $_GET['edit'] : '';

    if (empty($name)) {
        http_response_code(400);
        echo json_encode([
            "error_code" => 1,
            "error_message" => "Need \"name\" parameter."
        ]);
        exit;
    }

    // Get consolidated data
    $storageData = getStorageData($key, $secret_key);

    if (!isset($storageData[$name])) {
        http_response_code(404);
        echo json_encode([
            "error_code" => 2,
            "error_message" => "Data not found."
        ]);
        exit;
    }

    $content = $storageData[$name];

    // Check if content is a valid JSON string
    $decodedContent = json_decode($content, true);

    if (json_last_error() === JSON_ERROR_NONE) {
        // If valid JSON, return as is
        http_response_code(200);
        if ($isEdit) {
            http_response_code(200);
            echo json_encode([
                "error_code" => 0,
                "content" => $content
            ]);
            exit;
        } else {
          echo json_encode($decodedContent);
        }
    } else {
        // If not valid JSON, return it as a string
        http_response_code(200);
        echo json_encode([
            "error_code" => 0,
            "content" => $content
        ]);
    }
    exit;
}

http_response_code(405);
echo json_encode([
    "error_code" => 3,
    "error_message" => "Method not allowed."
]);
?>