Crude "filter" implementation

5 years ago · 4c55f87baa
--- a/index.php
+++ b/index.php
@ -6,8 +6,6 @@
 </head>
 <body>



 <?php

 require_once('config.php');
@ -22,7 +20,38 @@ try {
    die('Connection failed: ' . $e->getMessage());
 }

 $sql = 'SELECT title, content, published, foreign_url, subscription.type FROM event INNER JOIN subscription ON event.subscription_id = subscription.id ORDER BY published DESC';
 $sql = 'SELECT DISTINCT type FROM subscription';
 $res = $dbh->query($sql);
 $types = array();

 $html = '<details><summary>Filters</summary><form>';

 while ($row = $res->fetch(PDO::FETCH_ASSOC)) {
    $types[] = $row['type'];
 }

 $filters = $_GET['filter'];

 $where = '';

 foreach($types as $type) {
    $html .= '<label><input type="checkbox" name="filter[]" value="' . $type . '" ';

    if (!$filters || in_array($type, $filters)) {
        $html .= "checked";

        $where .= 'OR subscription.type = "' . $type . '"';
    }

    $html .= ' "> ' . $type . '</label>';
 }

 $where = ' WHERE ' . substr($where, 2);

 $html .= '<input type="submit"></form></details>';
 echo $html;

 $sql = 'SELECT title, content, published, foreign_url, subscription.type FROM event INNER JOIN subscription ON event.subscription_id = subscription.id' . $where . ' ORDER BY published DESC';

 $res = $dbh->query($sql);
 $html = '<ol id="list">';