port hubzillas OpenWebAuth - remote authentification

src/Model/Verify.php

@@ -0,0 +1,73 @@
+<?php
+
+/**
+ * @file src/Model/Verify.php
+ */
+namespace Friendica\Model;
+
+use Friendica\Database\DBM;
+use Friendica\Util\DateTimeFormat;
+use dba;
+
+/**
+ * Methods to deal with entries of the 'verify' table.
+ */
+class Verify
+{
+	/**
+	 * Create an entry in the 'verify' table.
+	 * 
+	 * @param string $type   Verify type.
+	 * @param int    $uid    The user ID.
+	 * @param string $token
+	 * @param string $meta
+	 * 
+	 * @return boolean
+	 */
+	public static function create($type, $uid, $token, $meta)
+	{
+		$fields = [
+			"type" => $type,
+			"uid" => $uid,
+			"token" => $token,
+			"meta" => $meta,
+			"created" => DateTimeFormat::utcNow()
+		];
+		return dba::insert("verify", $fields);
+	}
+
+	/**
+	 * Get the "meta" field of an entry in the verify table.
+	 * 
+	 * @param string $type   Verify type.
+	 * @param int    $uid    The user ID.
+	 * @param string $token
+	 * 
+	 * @return string|boolean The meta enry or false if not found.
+	 */
+	public static function getMeta($type, $uid, $token)
+	{
+		$condition = ["type" => $type, "uid" => $uid, "token" => $token];
+
+		$entry = dba::selectFirst("verify", ["id", "meta"], $condition);
+		if (DBM::is_result($entry)) {
+			dba::delete("verify", ["id" => $entry["id"]]);
+
+			return $entry["meta"];
+		}
+		return false;
+	}
+
+	/**
+	 * Purge entries of a verify-type older than interval.
+	 * 
+	 * @param string $type     Verify type.
+	 * @param string $interval SQL compatible time interval
+	 */
+	public static function purge($type, $interval)
+	{
+		$condition = ["`type` = ? AND `created` < ?", $type, DateTimeFormat::utcNow() . " - INTERVAL " . $interval];
+		dba::delete("verify", $condition);
+	}
+
+}