From 1f6ef81b9c3f690b180bf088d00a66840bec235f Mon Sep 17 00:00:00 2001
From: Sebastian Grewe <sebastian@grewe.ca>
Date: Fri, 21 Mar 2014 12:47:24 +0100
Subject: [PATCH] [ADDED] SQL Upgrade Script

---
 public/include/version.inc.php |  2 +-
 upgrade/db_version_0.0.8.php   | 36 ++++++++++++++++++++++++
 upgrade/shared.inc.php         | 51 ++++++++++++++++++++++++++++++++++
 3 files changed, 88 insertions(+), 1 deletion(-)
 create mode 100755 upgrade/db_version_0.0.8.php
 create mode 100644 upgrade/shared.inc.php

diff --git a/public/include/version.inc.php b/public/include/version.inc.php
index 7244eb91..a9065e8c 100644
--- a/public/include/version.inc.php
+++ b/public/include/version.inc.php
@@ -2,7 +2,7 @@
 $defflip = (!cfip()) ? exit(header('HTTP/1.1 401 Unauthorized')) : 1;
 
 define('MPOS_VERSION', '0.0.4');
-define('DB_VERSION', '0.0.7');
+define('DB_VERSION', '0.0.8');
 define('CONFIG_VERSION', '0.0.7');
 
 // Fetch installed database version
diff --git a/upgrade/db_version_0.0.8.php b/upgrade/db_version_0.0.8.php
new file mode 100755
index 00000000..de58dd30
--- /dev/null
+++ b/upgrade/db_version_0.0.8.php
@@ -0,0 +1,36 @@
+#!/usr/bin/php
+<?php
+/* Upgarde script for https://github.com/MPOS/php-mpos/issues/1981 */
+
+// Change to working directory
+chdir(dirname(__FILE__));
+
+// Include all settings and classes
+require_once('shared.inc.php');
+
+// Version information
+$db_version_old = '0.0.7';  // What version do we expect
+$db_version_new = '0.0.8';  // What is the new version we wish to upgrade to
+$db_version_now = $setting->getValue('DB_VERSION');  // Our actual version installed
+
+// Upgrade specific variables
+$dDifficulty = POW(2, ($config['difficulty'] - 16));
+$aSql[] = "UPDATE " . $statistics->getTableName() . " SET valid = valid * $dDifficulty, invalid = invalid * $dDifficulty, pplns_valid = pplns_valid * $dDifficulty, pplns_invalid = pplns_invalid * $dDifficulty";
+$aSql[] = "UPDATE " . $block->getTableName() . "      SET shares = shares * $dDifficulty";
+$aSql[] = "UPDATE " . $setting->getTableName() . "    SET value = '0.0.8' WHERE name = 'DB_VERSION'";
+
+if ($db_version_now == $db_version_old && version_compare($db_version_now, DB_VERSION, '<')) {
+  // Run the upgrade
+  echo 'Starting database migration to version ' . $db_version_new . PHP_EOL;
+  foreach ($aSql as $sql) {
+    echo '  Preparing: ' . $sql . PHP_EOL;
+    $stmt = $mysqli->prepare($sql);
+    if ($stmt && $stmt->execute()) {
+      echo '    success' . PHP_EOL;
+    } else {
+      echo '    failed: ' . $mysqli->error . PHP_EOL;
+      exit(1);
+    }
+  }
+}
+?>
diff --git a/upgrade/shared.inc.php b/upgrade/shared.inc.php
new file mode 100644
index 00000000..0f0638cb
--- /dev/null
+++ b/upgrade/shared.inc.php
@@ -0,0 +1,51 @@
+<?php
+
+/*
+
+Copyright:: 2013, Sebastian Grewe
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+
+ */
+
+// MODIFY THIS
+// We need to find our include files so set this properly
+define("BASEPATH", "../public/");
+
+/*****************************************************
+ * No need to change beyond this point               *
+ *****************************************************/
+
+define('SECURITY', '*)WT#&YHfd');
+// Whether or not to check SECHASH for validity, still checks if SECURITY defined as before if disabled
+define('SECHASH_CHECK', false);
+
+// change SECHASH every second, we allow up to 3 sec back for slow servers
+if (SECHASH_CHECK) {
+  function fip($tr=0) { return md5(SECURITY.(time()-$tr).SECURITY); }
+    define('SECHASH', fip());
+  function cfip() { return (fip()==SECHASH||fip(1)==SECHASH||fip(2)==SECHASH) ? 1 : 0; }
+} else {
+  function cfip() { return (@defined('SECURITY')) ? 1 : 0; }
+}
+
+// Include our configuration (holding defines for the requires)
+require_once(BASEPATH . 'include/config/global.inc.dist.php');
+require_once(BASEPATH . 'include/config/global.inc.php');
+
+require_once(BASEPATH . 'include/config/security.inc.dist.php');
+@include_once(BASEPATH . 'include/config/security.inc.php');
+
+require_once(BASEPATH . 'include/bootstrap.php');
+require_once(BASEPATH . 'include/version.inc.php');
+?>