1 files changed, 79 insertions, 0 deletions
diff --git a/srcs/phpmyadmin/tbl_get_field.php b/srcs/phpmyadmin/tbl_get_field.php
new file mode 100644
index 0000000..898c4d9
--- /dev/null
+++ b/srcs/phpmyadmin/tbl_get_field.php
@@ -0,0 +1,79 @@
+<?php
+/* vim: set expandtab sw=4 ts=4 sts=4: */
+/**
+ * Provides download to a given field defined in parameters.
+ *
+ * @package PhpMyAdmin
+ */
+declare(strict_types=1);
+
+use PhpMyAdmin\Core;
+use PhpMyAdmin\DatabaseInterface;
+use PhpMyAdmin\Mime;
+use PhpMyAdmin\Response;
+
+if (! defined('ROOT_PATH')) {
+    define('ROOT_PATH', __DIR__ . DIRECTORY_SEPARATOR);
+}
+
+require_once ROOT_PATH . 'libraries/common.inc.php';
+
+/** @var Response $response */
+$response = $containerBuilder->get(Response::class);
+
+/** @var DatabaseInterface $dbi */
+$dbi = $containerBuilder->get(DatabaseInterface::class);
+
+/** @var string $db */
+$db = $containerBuilder->getParameter('db');
+
+/** @var string $table */
+$table = $containerBuilder->getParameter('table');
+
+$response->disable();
+
+/* Check parameters */
+PhpMyAdmin\Util::checkParameters(
+    [
+        'db',
+        'table',
+    ]
+);
+
+/* Select database */
+if (! $dbi->selectDb($db)) {
+    PhpMyAdmin\Util::mysqlDie(
+        sprintf(__('\'%s\' database does not exist.'), htmlspecialchars($db)),
+        '',
+        false
+    );
+}
+
+/* Check if table exists */
+if (! $dbi->getColumns($db, $table)) {
+    PhpMyAdmin\Util::mysqlDie(__('Invalid table name'));
+}
+
+/* Grab data */
+$sql = 'SELECT ' . PhpMyAdmin\Util::backquote($_GET['transform_key'])
+    . ' FROM ' . PhpMyAdmin\Util::backquote($table)
+    . ' WHERE ' . $_GET['where_clause'] . ';';
+$result = $dbi->fetchValue($sql);
+
+/* Check return code */
+if ($result === false) {
+    PhpMyAdmin\Util::mysqlDie(
+        __('MySQL returned an empty result set (i.e. zero rows).'),
+        $sql
+    );
+}
+
+/* Avoid corrupting data */
+ini_set('url_rewriter.tags', '');
+
+Core::downloadHeader(
+    $table . '-' . $_GET['transform_key'] . '.bin',
+    Mime::detect($result),
+    strlen($result)
+);
+echo $result;