From f67c6a6186d553f11714d13205e91a107cc78d20 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bruno=20Ryb=C3=A1rsky?= <bruno@brn.systems>
Date: Sun, 4 Feb 2024 10:21:56 +0100
Subject: [PATCH] test inlining

---
 lib/inliner.php | 45 +++++++++++++++++++++++++++++++++++++++++++++
 lib/page.php    |  3 +++
 2 files changed, 48 insertions(+)
 create mode 100644 lib/inliner.php

diff --git a/lib/inliner.php b/lib/inliner.php
new file mode 100644
index 0000000..5244b7d
--- /dev/null
+++ b/lib/inliner.php
@@ -0,0 +1,45 @@
+<?php
+function inlineLocalStylesFromHref($inputString) {
+    $basePath = '/path/to/your/local/files'; // Hardcoded base path
+
+    // Define the regular expression pattern to match <link> tags with href attribute for CSS files
+    $pattern = '/<link.*?href=["\']\/assets\/(.*?)["\'].*?rel=["\']stylesheet["\'].*?>/i';
+
+    // Use preg_replace_callback to replace matched link tags with inline styles
+    $outputString = preg_replace_callback($pattern, function($match) use ($basePath) {
+        // Extract the href attribute value
+        $href = $match[1];
+
+        // Get the content of the local CSS file
+        $cssContent = file_get_contents($basePath . '/assets/' . $href);
+
+        // Create an inline style tag with the CSS content
+        return "<style>\n{$cssContent}\n</style>";
+    }, $inputString);
+
+    return $outputString;
+}
+
+function inlineScriptFromSrc($inputString) {
+    $basePath = '/path/to/your/local/files'; // Hardcoded base path
+
+    // Define the regular expression pattern to match <script> tags with src attribute
+    $pattern = '/<script.*?src=["\']\/assets\/(.*?)["\'].*?>\s*<\/script>/i';
+
+    // Use preg_replace_callback to replace matched script tags with inline script
+    $outputString = preg_replace_callback($pattern, function($match) use ($basePath) {
+        // Extract the src attribute value
+        $src = $match[1];
+
+        // Get the content of the JavaScript file
+        $jsContent = file_get_contents($basePath . '/assets/' . $src);
+
+        // Escape the JavaScript content for inline use
+        $escapedJsContent = htmlspecialchars($jsContent, ENT_QUOTES, 'UTF-8');
+
+        // Create an inline script with the escaped content
+        return "<script>\n{$escapedJsContent}\n</script>";
+    }, $inputString);
+
+    return $outputString;
+}
\ No newline at end of file
diff --git a/lib/page.php b/lib/page.php
index 180a423..aa363c6 100644
--- a/lib/page.php
+++ b/lib/page.php
@@ -1,4 +1,5 @@
 <?php
+require_once "lib/inliner.php";
 function renderDynamicPage($page_file): array
 {
     return require $page_file;
@@ -127,5 +128,7 @@ function getPage($page_name = null): array|false|string
     $out = str_replace("__TEMPLATE__NAV__", $nav, $out);
     $out = str_replace("__TEMPLATE__PAGE__", $page, $out);
     $out = str_replace("__TEMPLATE__DYNASTYLE__", $dynamic_style, $out);
+    $out = inlineLocalStylesFromHref($out);
+    $out = inlineScriptFromSrc($out);
     return str_replace("__TEMPLATE_PAGE_TITLE__", $page_title, $out);
 }
\ No newline at end of file