Moves the PanBlog code into its own repository.

src/utils.js

@@ -0,0 +1,213 @@
+/*
+ * Copyright (c) 2026 Markil 3. All rights reserved.
+ */
+import fs from "fs";
+import bcrypt from "bcrypt";
+import {config, AUTH_KEY, AUTH_KEY_HASH} from './config.js';
+
+/**
+ * Checks to see if a request is allowed, based on whether it has the appropriate authentication headers.
+ * @param request - The request to verify.
+ * @return A promise that resolves to True if the headers are valid, false otherwise.
+ */
+async function isAuthenticated(request)
+{
+    if (config[AUTH_KEY_HASH] || config[AUTH_KEY])
+    {
+        let authHeader = request.get('Authorization'), encodedCredentials, credentials;
+        if (!authHeader)
+        {
+            return false;
+        }
+        if (authHeader.startsWith("Basic "))
+        {
+            encodedCredentials = authHeader.substring('Basic '.length);
+            if (config[AUTH_KEY_HASH])
+            {
+                return await bcrypt.compare(encodedCredentials, config[AUTH_KEY_HASH]);
+            }
+            else
+            {
+                return encodedCredentials == config[AUTH_KEY];
+            }
+        }
+        else
+        {
+            return false;
+        }
+    }
+    else
+    {
+        /*
+         * We do not have authentication keys configured. We can let anything through.
+         */
+        return true;
+    }
+}
+
+function getMime(filePath)
+{
+    let pathExt;
+    if (filePath.lastIndexOf('.') > -1)
+    {
+        pathExt = filePath.substring(filePath.lastIndexOf('.')).toLowerCase();
+    }
+    else
+    {
+        pathExt = '';
+        return "text/plain";
+    }
+    if (pathExt == ".html" || pathExt == ".htm")
+    {
+        return "text/html";
+    }
+    if (pathExt == ".json")
+    {
+        return "application/json";
+    }
+    else if (pathExt == ".css")
+    {
+        return "text/css";
+    }
+    else if (pathExt == ".js")
+    {
+        return "text/javascript";
+    }
+    else if (pathExt == ".eot")
+    {
+        return "application/vnd.ms-fontobject";
+    }
+    else if (pathExt == ".otf")
+    {
+        return "font/otf";
+    }
+    else if (pathExt == ".ttf")
+    {
+        return "font/ttf";
+    }
+    else if (pathExt == ".woff")
+    {
+        return "font/woff";
+    }
+    else if (pathExt == ".woff2")
+    {
+        return "font/woff2";
+    }
+    else if (pathExt == ".png")
+    {
+        return "image/png";
+    }
+    else if (pathExt == ".apng")
+    {
+        return "image/apng";
+    }
+    else if (pathExt == ".jpg" || pathExt == ".jpeg")
+    {
+        return "image/jpeg";
+    }
+    else if (pathExt == ".gif")
+    {
+        return "image/gif";
+    }
+    else if (pathExt == ".bmp")
+    {
+        return "image/bmp";
+    }
+    else if (pathExt == ".webp")
+    {
+        return "image/webp";
+    }
+    else if (pathExt == ".avif")
+    {
+        return "image/avif";
+    }
+    else if (pathExt == ".ico")
+    {
+        return "image/vnd.microsoft.icon";
+    }
+    else if (pathExt == ".svg")
+    {
+        return "image/svg+xml";
+    }
+    else if (pathExt == ".aac")
+    {
+        return "audio/aac";
+    }
+    else if (pathExt == ".mp3")
+    {
+        return "audio/mpeg";
+    }
+    else if (pathExt == ".ogg" || pathExt == ".oga" || pathExt == ".opus")
+    {
+        return "audio/ogg";
+    }
+    else if (pathExt == ".wav")
+    {
+        return "audio/wav";
+    }
+    else if (pathExt == ".weba")
+    {
+        return "audio/webm";
+    }
+    else if (pathExt == ".avi")
+    {
+        return "video/x-msvideo";
+    }
+    else if (pathExt == ".mp4")
+    {
+        return "video/mp4";
+    }
+    else if (pathExt == ".mpeg")
+    {
+        return "video/mpeg";
+    }
+    else if (pathExt == ".ogv")
+    {
+        return "video/ogg";
+    }
+    else if (pathExt == ".webm")
+    {
+        return "video/webm";
+    }
+    else if (pathExt == ".md")
+    {
+        return "text/markdown";
+    }
+    else if (pathExt == ".azw")
+    {
+        return "application/vnd.amazon.ebook";
+    }
+    else if (pathExt == ".epub")
+    {
+        return "application/epub+zip";
+    }
+    else if (pathExt == ".doc")
+    {
+        return "application/msword";
+    }
+    else if (pathExt == ".docx")
+    {
+        return "application/vnd.openxmlformats-officedocument.wordprocessingml.document";
+    }
+    else if (pathExt == ".odt")
+    {
+        return "application/vnd.oasis.opendocument.text";
+    }
+    else if (pathExt == ".pdf")
+    {
+        return "application/pdf";
+    }
+    else if (pathExt == ".rtf")
+    {
+        return "application/rtf";
+    }
+    else
+    {
+        return "text/plain";
+    }
+}
+
+export {
+    isAuthenticated,
+    getMime
+};