wip: hledani klicovych slov

include/header.php

@@ -28,8 +28,9 @@
             <a class="nav-link" href="/?page=author">Autor</a>
           </li>
         </ul>
-        <form class="d-flex" role="search">
-          <input class="form-control me-2" type="search" placeholder="Search" aria-label="Search">
+        <form class="d-flex" role="search" action="/index.php">
+          <input type="hidden" name="page" value="search">
+          <input class="form-control me-2" name="needle" type="search" placeholder="Search" aria-label="Search">
           <button class="btn btn-outline-success" type="submit">Search</button>
         </form>
       </div>

include/search.php

@@ -0,0 +1,12 @@
+<?php
+
+if (isset($_GET["needle"])) {
+    $needle = strtolower($_GET["needle"]);
+    echo "<p>Hledaný výraz: <b>" . $needle . "</b></p>";
+}
+else {
+    echo '<div class="alert alert-warning">Chybí hledaný výraz!!!</div>';
+    $needle = "";
+}
+
+?>

index.php

@@ -16,6 +16,10 @@ elseif ($page == "author") {
     $title = "Autor";
     $content = "author.php";
 }
+elseif ($page == "search") {
+    $title = "Hledání";
+    $content = "search.php";
+}
 else {
     $title = "NENÍ DEFINOVÁNO";
     $content = "error.php";