add database upgrade script, update version in initial database

SoraKohaku · Apr 25, 2018 · b007bfa · b007bfa
1 parent cdba6ce
commit b007bfa
Show file tree

Hide file tree

Showing 2 changed files with 37 additions and 1 deletion.
diff --git a/sql/000_base_structure.sql b/sql/000_base_structure.sql
@@ -142,7 +142,7 @@ CREATE TABLE IF NOT EXISTS `settings` (
   UNIQUE KEY `setting` (`name`)
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8;
 
-INSERT INTO `settings` (`name`, `value`) VALUES ('DB_VERSION', '1.0.2');
+INSERT INTO `settings` (`name`, `value`) VALUES ('DB_VERSION', '1.0.3');
 
 CREATE TABLE IF NOT EXISTS `shares` (
   `id` bigint(30) NOT NULL AUTO_INCREMENT,

diff --git a/upgrade/definitions/1.0.2_to_1.0.3.inc.php b/upgrade/definitions/1.0.2_to_1.0.3.inc.php
@@ -0,0 +1,36 @@
+<?php
+function run_103() {
+  // Ugly but haven't found a better way
+  global $setting, $config, $coin_address, $user, $mysqli;
+
+  // Version information
+  $db_version_old = '1.0.2';  // What version do we expect
+  $db_version_new = '1.0.3';  // What is the new version we wish to upgrade to
+  $db_version_now = $setting->getValue('DB_VERSION');  // Our actual version installed
+
+  // Upgrade specific variables
+  $aSql[] = "
+		ALTER TABLE `statistics_shares`
+		  CHANGE `valid` `valid` BIGINT(20) NOT NULL DEFAULT '0',
+		  CHANGE `invalid` `invalid` BIGINT(20) NOT NULL DEFAULT '0',
+		  CHANGE `pplns_valid` `pplns_valid` BIGINT(20) NOT NULL DEFAULT '0',
+		  CHANGE `pplns_invalid` `pplns_invalid` BIGINT(20) NOT NULL DEFAULT '0';
+  ";
+  $aSql[] = "UPDATE " . $setting->getTableName() . " SET value = '" . $db_version_new . "' WHERE name = 'DB_VERSION';";
+
+  if ($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);
+      }
+    }
+  }
+}
+?>