107 lines
3.6 KiB
PHP
107 lines
3.6 KiB
PHP
<?php
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/***************************************************************************
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* For license information see doc/license.txt
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*
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* Unicode Reminder メモ
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***************************************************************************/
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/*
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* Database Structure Versioning
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*/
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if (!isset($opt['rootpath']))
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$opt['rootpath'] = '../htdocs/';
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require_once($opt['rootpath'] . 'lib2/cli.inc.php');
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if (!field_exists('cache_attrib','gc_id'))
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die("\n
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ERROR: Database structure too old. You must first do a manual update to commit 467aae4
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(March 27, 2013) to enable automatic updates. See htdocs/doc/sql/db-changes.txt.\n");
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$db_version = max(99, sql_value("SELECT `value` FROM `sysconfig` WHERE `name`='db_version'",99));
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do
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{
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++$db_version;
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$dbv_function = 'dbv_'.$db_version;
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if (function_exists($dbv_function))
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{
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echo "applying DB mutation #".$db_version;
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call_user_func($dbv_function);
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sql("INSERT INTO `sysconfig` (`name`,`value`) VALUES ('db_version','&1')
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ON DUPLICATE KEY UPDATE `value`='&1'",
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$db_version);
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echo " - ok.\n";
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}
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else
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$db_version = -1;
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} while ($db_version > 0);
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// Test if a certain database field exists
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function field_exists($table, $field)
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{
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global $opt;
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return sql_value("SELECT COUNT(*)
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FROM `information_schema`.`columns`
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WHERE `table_schema`='&1' AND `table_name`='&2' AND `column_name`='&3'",
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0, $opt['db']['placeholder']['db'], $table, $field) > 0;
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}
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// get type of a database field
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function field_type($table, $field)
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{
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global $opt;
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return strtoupper(
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sql_value("SELECT `data_type`
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FROM `information_schema`.`columns`
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WHERE `table_schema`='&1' AND `table_name`='&2' AND `column_name`='&3'",
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'', $opt['db']['placeholder']['db'], $table, $field) );
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}
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// Database mutations
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// - must be consecutively numbered
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// - should behave well if run multiple times
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function dbv_100() // expands log date to datetime, to enable time logging
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{
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if (field_type('cache_logs','date') != 'DATETIME')
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sql("ALTER TABLE `cache_logs` CHANGE COLUMN `date` `date` DATETIME NOT NULL");
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if (field_type('cache_logs_archived','date') != 'DATETIME')
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sql("ALTER TABLE `cache_logs_archived` CHANGE COLUMN `date` `date` DATETIME NOT NULL");
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}
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function dbv_101() // add fields for fixing OKAPI issue #232
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{
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if (!field_exists('caches','meta_last_modified'))
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{
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// initialize with '0000-00-00 00:00:00' for existing data, that's ok
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sql("ALTER TABLE `caches` ADD COLUMN `meta_last_modified` DATETIME NOT NULL COMMENT 'via Trigger (cache_logs)' AFTER `listing_last_modified`");
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}
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if (!field_exists('cache_logs','log_last_modified'))
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{
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if (field_exists('cache_logs','okapi_syncbase'))
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$after = 'okapi_syncbase';
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else
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$after = 'last_modified';
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sql("ALTER TABLE `cache_logs` ADD COLUMN `log_last_modified` DATETIME NOT NULL COMMENT 'via Trigger (stat_caches, gk_item_waypoint)' AFTER `".$after."`");
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sql("UPDATE `cache_logs` SET `log_last_modified` = GREATEST(
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`last_modified`,
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IFNULL((SELECT MAX(`last_modified`) FROM `pictures` WHERE `pictures`.`object_type`=1 AND `pictures`.`object_id` = `cache_logs`.`id`),'0')
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)");
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}
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if (!field_exists('cache_logs_archived','log_last_modified'))
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{
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if (field_exists('cache_logs_archived','okapi_syncbase'))
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$after = 'okapi_syncbase';
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else
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$after = 'last_modified';
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sql("ALTER TABLE `cache_logs_archived` ADD COLUMN `log_last_modified` DATETIME NOT NULL AFTER `".$after."`");
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sql("UPDATE `cache_logs_archived` SET `log_last_modified` = `last_modified`");
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}
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}
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?>
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