add experimental support for PDO (_ENABLE_PDO)

classes/db/stmt.php

@@ -0,0 +1,32 @@
+<?php
+class Db_Stmt {
+	private $stmt;
+	private $cache;
+
+	function __construct($stmt) {
+		$this->stmt = $stmt;
+		$this->cache = false;
+	}
+
+	function fetch_result($row, $param) {
+		if (!$this->cache) {
+			$this->cache = $this->stmt->fetchAll();
+		}
+
+		if (isset($this->cache[$row])) {
+			return $this->cache[$row][$param];
+		} else {
+			user_error("Unable to jump to row $row", E_USER_WARNING);
+			return false;
+		}
+	}
+
+	function rowCount() {
+		return $this->stmt->rowCount();
+	}
+
+	function fetch() {
+		return $this->stmt->fetch();
+	}
+}
+?>