move Zotlabs\Zot\Verify to Zotlabs\Lib\Verify as part of the z6 re-org

Zotlabs/Lib/Verify.php

@@ -0,0 +1,63 @@
+<?php
+
+namespace Zotlabs\Lib;
+
+
+class Verify {
+
+	function create($type,$channel_id,$token,$meta) {
+		return q("insert into verify ( vtype, channel, token, meta, created ) values ( '%s', %d, '%s', '%s', '%s' )",
+			dbesc($type),
+			intval($channel_id),
+			dbesc($token),
+			dbesc($meta),
+			dbesc(datetime_convert())
+		);
+	}
+
+	function match($type,$channel_id,$token,$meta) {
+		$r = q("select id from verify where vtype = '%s' and channel = %d and token = '%s' and meta = '%s' limit 1",
+			dbesc($type),
+			intval($channel_id),
+			dbesc($token),
+			dbesc($meta)
+		);
+		if($r) {
+			q("delete from verify where id = %d",
+				intval($r[0]['id'])
+			);
+			return true;
+		}
+		return false;
+	}
+
+	function get_meta($type,$channel_id,$token) {
+		$r = q("select id, meta from verify where vtype = '%s' and channel = %d and token = '%s' limit 1",
+			dbesc($type),
+			intval($channel_id),
+			dbesc($token)
+		);
+		if($r) {
+			q("delete from verify where id = %d",
+				intval($r[0]['id'])
+			);
+			return $r[0]['meta'];
+		}
+		return false;
+	}
+
+	/**
+	 * @brief Purge entries of a verify-type older than interval.
+	 *
+	 * @param string $type Verify type
+	 * @param string $interval SQL compatible time interval
+	 */
+	function purge($type, $interval) {
+		q("delete from verify where vtype = '%s' and created < %s - INTERVAL %s",
+			dbesc($type),
+			db_utcnow(),
+			db_quoteinterval($interval)
+		);
+	}
+
+}