Add online store search ( issue #8 )

public/index.php

@@ -32,6 +32,9 @@ if (isset($_GET['page'])) {
                 $page = "404";
             }
             break;
+        case "search":
+            $page = "search";
+            break;
         case "item":
             if (isset($_GET['id']) && $binstack->has('items', ['itemid' => $_GET['id']])) {
                 $page = "item";

public/parts/nav.php

@@ -36,9 +36,14 @@ foreach ($cats as $c) {
                 </div>
             </li>
         </ul>
-        <form class="form-inline ml-3">
+        <form class="form-inline ml-3" method="GET">
             <div class="input-group">
-                <input class="form-control" type="search" placeholder="Search" aria-label="Search">
+                <input type="hidden" name="page" value="search" />
+                <input name="q" class="form-control" type="search" placeholder="Search" aria-label="Search" value="<?php
+                if (isset($_GET['q'])) {
+                    echo htmlspecialchars($_GET['q']);
+                }
+                ?>">
                 <div class="input-group-addon">
                     <button class="btn btn-success" type="submit"><i class="fas fa-search"></i> <span class="d-none d-md-inline">Search</span></button>
                 </div>

public/parts/search.php

@@ -0,0 +1,46 @@
+<?php
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+if (!defined('NICKELBOX')) {
+    die("Direct access denied.");
+}
+$query = $_GET['q'];
+
+$dbitems = $binstack->select('items', 'itemid', [
+    'AND' => [
+        'price[>]' => 0,
+        'OR' => [
+            'name[~]' => $query,
+            'code1' => $query,
+            'code2' => $query,
+            'text1[~]' => $query
+        ]
+    ], 'LIMIT' => 20]);
+
+$items = [];
+
+foreach ($dbitems as $i) {
+    $items[] = new Item($i);
+}
+?>
+<div class="container mt-4">
+    <h1 class="display-4">Search <span class="h3 ml-3 d-none"><?php echo htmlspecialchars($query); ?></span></h1>
+
+    <div class="list-group list-group-flush">
+        <?php
+        if (count($items) > 0) {
+            foreach ($items as $i) {
+                echo RenderItem::line($i);
+            }
+        } else {
+            ?>
+            <p>No results found for <?php echo htmlspecialchars($query); ?>.</p>
+            <?php
+        }
+        ?>
+    </div>
+</div>