forked from extern/egroupware
191 lines
7.1 KiB
PHP
191 lines
7.1 KiB
PHP
<?php
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/**************************************************************************\
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* eGroupWare - Setup - fixes a mysql DB to match our system_charset *
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* http://www.eGroupWare.org *
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* Written by RalfBecker@outdoor-training.de *
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* -------------------------------------------- *
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* This program is free software; you can redistribute it and/or modify it *
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* under the terms of the GNU General Public License as published by the *
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* Free Software Foundation; either version 2 of the License, or (at your *
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* option) any later version. *
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\**************************************************************************/
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/* $Id$ */
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// if we are NOT called as part of an update script, behave like a regular setup script
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if (!isset($GLOBALS['egw_setup']) || !is_object($GLOBALS['egw_setup']))
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{
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$diagnostics = 1; // can be set to 0=non, 1=some (default for now), 2=all
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$GLOBALS['egw_info'] = array(
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'flags' => array(
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'noheader' => True,
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'nonavbar' => True,
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'currentapp' => 'home',
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'noapi' => True
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));
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include('./inc/functions.inc.php');
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// Authorize the user to use setup app and load the database
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// Does not return unless user is authorized
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if (!$GLOBALS['egw_setup']->auth('Config') || @$_POST['cancel'])
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{
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Header('Location: index.php');
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exit;
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}
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$GLOBALS['egw_setup']->loaddb();
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$tpl_root = $GLOBALS['egw_setup']->html->setup_tpl_dir('setup');
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$setup_tpl = CreateObject('phpgwapi.Template',$tpl_root);
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$setup_tpl->set_file(array(
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'T_head' => 'head.tpl',
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'T_footer' => 'footer.tpl',
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));
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$GLOBALS['egw_setup']->html->show_header('',False,'config',$GLOBALS['egw_setup']->ConfigDomain . '(' . $GLOBALS['egw_domain'][$GLOBALS['egw_setup']->ConfigDomain]['db_type'] . ')');
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echo '<h3>'.'Fix mysql DB to match the eGroupWare system_charset'."</h3>\n";
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$running_standalone = true;
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}
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$db =& $GLOBALS['egw_setup']->db;
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$charset2mysql =& $GLOBALS['egw_setup']->db->Link_ID->charset2mysql;
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$mysql2charset = array_flip($charset2mysql);
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$ServerInfo = $db->Link_ID->ServerInfo();
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$db_version = (float) $ServerInfo['version'];
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if ($running_standalone || $_REQUEST['debug']) echo "<p>DB-Type='<b>{$GLOBALS['egw_setup']->db->Type}</b>', DB-Version=<b>$db_version</b> ($ServerInfo[description]), eGroupWare system_charset='<b>{$GLOBALS['egw_setup']->system_charset}</b>', DB-connection charset was '<b>{$GLOBALS['egw_setup']->db_charset_was}</b>'</p>\n";
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$mysql_system_charset = isset($charset2mysql[$GLOBALS['egw_setup']->system_charset]) ?
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$charset2mysql[$GLOBALS['egw_setup']->system_charset] : $GLOBALS['egw_setup']->system_charset;
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if (substr($db->Type,0,5) == 'mysql' && $db_version >= 4.1 && $GLOBALS['egw_setup']->system_charset && $GLOBALS['egw_setup']->db_charset_was &&
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$GLOBALS['egw_setup']->system_charset != $GLOBALS['egw_setup']->db_charset_was)
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{
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$tables_modified = 'no';
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$tables = array();
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$db->query("SHOW TABLE STATUS",__LINE__,__FILE__);
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while (($row = $db->row(true)))
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{
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$tables[$row['Name']] = $row['Collation'];
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}
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foreach($tables as $table => $collation)
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{
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$columns = array();
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$db->query("SHOW FULL FIELDS FROM `$table`",__LINE__,__FILE__);
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while(($row = $db->row(true)))
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{
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$columns[] = $row;
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}
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//echo $table; _debug_array($columns);
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$fulltext = $fulltext_back = array();
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$db->query("SHOW KEYS FROM `$table`",__LINE__,__FILE__);
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while(($row = $db->row(true)))
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{
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if ($row['Index_type'] == 'FULLTEXT')
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{
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$fulltext[$row['Column_name']] = $row['Key_name'];
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}
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}
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$alter_table = $alter_table_back = array();
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foreach($columns as $column)
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{
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if ($column['Collation'] && preg_match('/^(char|varchar|.*text)\(?([0-9]*)\)?$/i',$column['Type'],$matches))
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{
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list(,$type,$size) = $matches;
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list($charset) = explode('_',$column['Collation']);
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if (isset($mysql2charset[$charset])) $charset = $mysql2charset[$charset];
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if ($charset != $GLOBALS['egw_setup']->system_charset)
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{
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$col = $column['Field'];
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if ($type == 'varchar' || $type == 'char') // old schema_proc (pre 1.0.1) used also char
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{
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$type = 'varchar('.$size.')';
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$bintype = 'varbinary('.$size.')';
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}
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else
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{
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$bintype = str_replace('text','blob',$type);
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}
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//echo "<p>$table.$col $type CHARACTER SET $charset $default $null</p>\n";
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$default = !is_null($column['Default']) ? "DEFAULT '".$column['Default']."'" : '';
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$null = $column['Null'] ? 'NULL' : 'NOT NULL';
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if (isset($fulltext[$col]))
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{
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$idx_name = $fulltext[$col];
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$idx_cols = array();
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foreach($fulltext as $c => $i)
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{
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if ($i == $idx_name)
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{
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$idx_cols[] = $c;
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unset($fulltext[$c]);
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}
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}
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$fulltext_back[$idx_name] = $idx_cols;
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$alter_table[] = " DROP INDEX `$idx_name`";
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}
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$alter_table[] = " CHANGE `$col` `$col` $bintype $default $null";
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$alter_table_back[] = " CHANGE `$col` `$col` $type CHARACTER SET $mysql_system_charset $default $null";
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}
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}
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}
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list($charset) = explode('_',$collation);
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if (isset($mysql2charset[$charset])) $charset = $mysql2charset[$charset];
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if ($charset != $GLOBALS['egw_setup']->system_charset)
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{
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$alter_table[] = " DEFAULT CHARACTER SET $mysql_system_charset";
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}
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if (count($alter_table))
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{
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$alter_table = "ALTER TABLE $table\n".implode(",\n",$alter_table);
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if ($running_standalone || $_REQUEST['debug']) echo '<p>'.nl2br($alter_table)."</p>\n";
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if (!$db->query($alter_table,__LINE__,__FILE__))
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{
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echo "<p>SQL Error: ".nl2br($alter_table)."</p>\n";
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echo "<b>{$this->db->Type} Error</b>: {$this->db->Errno} ({$this->db->Error})</p>\n";
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echo "<p>continuing ...</p>\n";
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continue;
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}
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foreach($fulltext_back as $idx_name => $idx_cols)
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{
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$alter_table_back[] = " ADD FULLTEXT `$idx_name` (`".implode('`,`',$idx_cols)."`)";
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}
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if (count($alter_table_back))
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{
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$alter_table_back = "ALTER TABLE $table\n".implode(",\n",$alter_table_back);
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if ($running_standalone || $_REQUEST['debug']) echo '<p>'.nl2br($alter_table_back)."</p>\n";
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if (!$db->query($alter_table_back,__LINE__,__FILE__))
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{
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echo "<p><b>SQL Error</b>: ".nl2br($alter_table_back)."</p>\n";
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echo "<b>{$this->db->Type} Error</b>: {$this->db->Errno} ({$this->db->Error})</p>\n";
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echo "<p>continuing ...</p>\n";
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continue;
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}
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}
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++$tables_modified;
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}
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}
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// change the default charset of the DB
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$db->query("SHOW CREATE DATABASE `$db->Database`",__LINE__,__FILE__);
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$create_db = $db->next_record() ? $db->f(1) : '';
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if (preg_match('/CHARACTER SET ([a-z1-9_-]+) /i',$create_db,$matches) && $matches[1] != $mysql_system_charset)
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{
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$alter_db = "ALTER DATABASE `$db->Database` DEFAULT CHARACTER SET $mysql_system_charset";
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if ($running_standalone || $_REQUEST['debug']) echo '<p>'.$alter_db."</p>\n";
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$db->query($alter_db,__LINE__,__FILE__);
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}
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}
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if ($running_standalone || $_REQUEST['debug'])
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{
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echo "<p>$tables_modified tables changed to our system_charset {$GLOBALS['egw_setup']->system_charset}($mysql_system_charset)</p>\n";
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if ($running_standalone) $GLOBALS['egw_setup']->html->show_footer();
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}
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