mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-12-23 07:09:20 +01:00
210 lines
8.0 KiB
PHP
210 lines
8.0 KiB
PHP
<?php
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/**************************************************************************\
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* eGroupWare - Setup - change / convert system-charset *
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* http://www.eGroupWareare.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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$diagnostics = 1; // can be set to 0=non, 1=some (default for now), 2=all
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$phpgw_info = array();
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$GLOBALS['phpgw_info']['flags'] = array(
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'noheader' => True,
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'nonavbar' => True,
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'currentapp' => 'home',
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'noapi' => True
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);
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include('./inc/functions.inc.php');
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// Authorize the user to use setup app and load the database
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// Does not return unless user is authorized
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if (!$GLOBALS['phpgw_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['phpgw_setup']->loaddb();
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$GLOBALS['phpgw_setup']->translation->setup_translation_sql();
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$translation = &$GLOBALS['phpgw_setup']->translation->sql;
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$translation->translation(True); // to get the mbstring warnings
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$tpl_root = $GLOBALS['phpgw_setup']->html->setup_tpl_dir('setup');
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$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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'T_system_charset' => 'system_charset.tpl',
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));
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$stage_title = lang('Change system-charset');
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$stage_desc = lang('This program will convert your database to a new system-charset.');
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if ($diagnostics || !@$_POST['convert'])
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{
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$GLOBALS['phpgw_setup']->html->show_header($stage_title,False,'config',$ConfigDomain . '(' . $phpgw_domain[$ConfigDomain]['db_type'] . ')');
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}
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if (@$_POST['convert'])
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{
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if (empty($_POST['current_charset']))
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{
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$errors[] = lang('You need to select your current charset!');
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$GLOBALS['phpgw_setup']->html->show_header($stage_title,False,'config',$ConfigDomain . '(' . $phpgw_domain[$ConfigDomain]['db_type'] . ')');
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}
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else
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{
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convert_db($_POST['current_charset'],$_POST['new_charset'],$diagnostics);
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if (!$diagnostics)
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{
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Header('Location: index.php');
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}
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echo '<h3>'.lang("Database successfully converted from '%1' to '%2'",$_POST[current_charset],$_POST[new_charset])."</h3>\n";
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echo '<p>'.lang('Click <a href="index.php">here</a> to return to setup.')."</p>\n";
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exit;
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}
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}
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function convert_db($from,$to,$diagnostics=1)
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{
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if ($diagnostics) echo "<h3>Converting database from '$from' to '$to'</h3>\n";
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@set_time_limit(0); // this might take a while
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$db2 = $GLOBALS['phpgw_setup']->db;
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$setup_info = $GLOBALS['phpgw_setup']->detection->get_versions();
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$setup_info = $GLOBALS['phpgw_setup']->detection->get_db_versions($setup_info);
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// Visit each app/setup dir, look for a phpgw_lang file
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foreach($setup_info as $app => $data)
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{
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if ($diagnostics) echo "<p><b>$app</b>: ";
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if (!isset($data['tables']) || !count($data['tables']) ||
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!$GLOBALS['phpgw_setup']->app_registered($app) ||
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!($table_definitions = $db2->get_table_definitions($app)))
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{
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if ($diagnostics) echo "skipping (no tables or not installed)</p>\n";
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continue;
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}
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foreach($table_definitions as $table => $definition)
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{
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if ($diagnostics) { echo "<br>start converting table '$table' ... "; flush(); }
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$db2->set_column_definitions($definitions['fd']);
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$updates = 0;
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$GLOBALS['phpgw_setup']->db->query("SELECT * FROM $table",__LINE__,__FILE__);
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while($columns = $GLOBALS['phpgw_setup']->db->row(True))
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{
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$update = array();
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foreach($columns as $name => $data)
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{
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switch($definition['fd'][$name]['type'])
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{
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case 'char':
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case 'varchar':
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case 'text':
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case 'longtext':
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$converted = $GLOBALS['translation']->convert($data,$from,$to);
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if ($converted != $data)
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{
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$update[$name] = $converted;
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}
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break;
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}
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}
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if (count($update))
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{
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if (count($definition['pk']))
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{
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$db2->query($query="UPDATE $table SET ".$db2->column_data_implode(',',$update)." WHERE ".$db2->column_data_implode(' AND ',$columns,True,$definition['pk']),__LINE__,__FILE__);
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}
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else
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{
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// if we have no primary key, we need to delete and re-write the row
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$db2->query($query="DELETE FROM $table WHERE ".$db2->column_data_implode(' AND ',$columns),__LINE__,__FILE__);
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if ($diagnostics > 1) echo " $query<br>\n";
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$db2->query($query="INSERT INTO $table (".implode(',',array_keys($columns)).") VALUES (".$db2->column_data_implode(',',array_merge($columns,$update),False).")",__LINE__,__FILE__);
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}
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if ($diagnostics > 1) echo " $query<p>\n";
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++$updates;
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}
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}
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if ($diagnostics)
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{
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$GLOBALS['phpgw_setup']->db->query("SELECT count(*) FROM $table",__LINE__,__FILE__);
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$GLOBALS['phpgw_setup']->db->next_record();
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$total = $GLOBALS['phpgw_setup']->db->f(0);
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echo " done, $updates/$total rows updated";
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}
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}
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}
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@$GLOBALS['phpgw_setup']->db->query("DELETE FROM phpgw_config WHERE config_app='phpgwapi' AND config_name='system_charset'",__LINE__,__FILE__);
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$GLOBALS['phpgw_setup']->db->query("INSERT INTO phpgw_config (config_app,config_name,config_value) VALUES ('phpgwapi','system_charset','$to')",__LINE__,__FILE__);
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}
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$setup_tpl->set_var('stage_title',$stage_title);
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$setup_tpl->set_var('stage_desc',$stage_desc);
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$setup_tpl->set_var('error_msg',is_array($errors) ? implode('<br>',$errors) : ' ');
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$setup_tpl->set_var('lang_convert',lang('Convert'));
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$setup_tpl->set_var('lang_cancel',lang('Cancel'));
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$setup_tpl->set_var('lang_current',lang('Current system-charset'));
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$setup_tpl->set_var('lang_convert_to',lang('Charset to convert to'));
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$setup_tpl->set_var('lang_warning','<b>Warning</b>: <font color="red">This feature is still experimental. <b>DO NOT USE IT ON A PRODUCTION SYSTEM.</b></font><br>Hopefully you know what you do ;-)');
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$installed_charsets = $translation->get_installed_charsets();
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if ($translation->system_charset || count($installed_charsets) == 1)
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{
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reset($installed_charsets);
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list($current_charset) = each($installed_charsets);
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if ($translation->system_charset)
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{
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$current_charset = $translation->system_charset;
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}
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$setup_tpl->set_var('current_charset',"<b>$current_charset</b>".
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"<input type=\"hidden\" name=\"current_charset\" value=\"$current_charset\">\n");
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}
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else
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{
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$options = '<option value="">'.lang('select one...')."</option>\n";
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foreach($installed_charsets as $charset => $description)
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{
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$options .= "<option value=\"$charset\">$description</option>\n";
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}
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$setup_tpl->set_var('current_charset',"<select name=\"current_charset\">\n$options</select>\n");
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}
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if ($translation->system_charset == 'utf-8' || count($installed_charsets) == 1)
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{
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reset($installed_charsets);
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list($other_charset) = each($installed_charsets);
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if (!$translation->system_charset || $other_charset == $translation->system_charset)
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{
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$other_charset = 'utf-8';
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}
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$setup_tpl->set_var('new_charset',"<b>$other_charset</b><input type=\"hidden\" name=\"new_charset\" value=\"$other_charset\">\n");
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}
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else
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{
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if ($translation->system_charset != 'utf-8')
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{
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$options = '<option value="utf-8">'.lang('utf-8 (Unicode)')."</option>\n";
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}
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foreach($installed_charsets as $charset => $description)
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{
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if ($charset != $translation->system_charset)
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{
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$options .= "<option value=\"$charset\">$description</option>\n";
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}
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}
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$setup_tpl->set_var('new_charset',"<select name=\"new_charset\">\n$options</select>\n");
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}
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$setup_tpl->pparse('out','T_system_charset');
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$GLOBALS['phpgw_setup']->html->show_footer();
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?>
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