* @license GNU General Public License, version 2 (GPL-2.0) * * For full copyright and license information, please see * the docs/CREDITS.txt file. * */ /** * This file creates SQL statements to upgrade phpBB on MySQL 3.x/4.0.x to 4.1.x/5.x */ // // Security message: // // This script is potentially dangerous. // Remove or comment the next line (die(".... ) to enable this script. // Do NOT FORGET to either remove this script or disable it after you have used it. // die("Please read the first lines of this script for instructions on how to enable it"); define('IN_PHPBB', true); $phpbb_root_path = (defined('PHPBB_ROOT_PATH')) ? PHPBB_ROOT_PATH : './'; $phpEx = substr(strrchr(__FILE__, '.'), 1); include($phpbb_root_path . 'common.' . $phpEx); $prefix = $table_prefix; $newline = "\n"; if (PHP_SAPI !== 'cli') { $newline = '
'; } $sql = 'DESCRIBE ' . POSTS_TABLE . ' post_text'; $result = $db->sql_query($sql); $row = $db->sql_fetchrow($result); $db->sql_freeresult($result); $mysql_indexer = $drop_index = false; if (strtolower($row['Type']) === 'mediumtext') { $mysql_indexer = true; } if (strtolower($row['Key']) === 'mul') { $drop_index = true; } echo "USE $dbname;$newline$newline"; @set_time_limit(0); $finder = new \phpbb\finder(new \phpbb\filesystem\filesystem(), $phpbb_root_path); $classes = $finder->core_path('phpbb/') ->directory('/db/migration/data') ->get_classes(); $factory = new \phpbb\db\tools\factory(); $db_tools = $factory->get($db, true); $schema_generator = new \phpbb\db\migration\schema_generator($classes, $config, $db, $db_tools, $phpbb_root_path, $phpEx, $table_prefix); $schema_data = $schema_generator->get_schema(); $dbms_type_map = \phpbb\db\tools\tools::get_dbms_type_map(); foreach ($schema_data as $table_name => $table_data) { $table_name = str_replace('phpbb_', $prefix, $table_name); // Write comment about table echo "# Table: '{$table_name}'$newline"; // Create Table statement $generator = $textimage = false; // Do we need to DROP a fulltext index before we alter the table? if ($table_name == ($prefix . 'posts') && $drop_index) { echo "ALTER TABLE {$table_name}{$newline}"; echo "DROP INDEX post_text,{$newline}DROP INDEX post_subject,{$newline}DROP INDEX post_content;{$newline}{$newline}"; } $line = "ALTER TABLE {$table_name} $newline"; // Table specific so we don't get overlap $modded_array = array(); // Write columns one by one... foreach ($table_data['COLUMNS'] as $column_name => $column_data) { // Get type if (strpos($column_data[0], ':') !== false) { list($orig_column_type, $column_length) = explode(':', $column_data[0]); $column_type = sprintf($dbms_type_map['mysql_41'][$orig_column_type . ':'], $column_length); if (isset($dbms_type_map['mysql_40'][$orig_column_type . ':']['limit']) && isset($dbms_type_map['mysql_40'][$orig_column_type . ':']['limit'][0])) { switch ($dbms_type_map['mysql_40'][$orig_column_type . ':']['limit'][0]) { case 'mult': if (($column_length * $dbms_type_map['mysql_40'][$orig_column_type . ':']['limit'][1]) > $dbms_type_map['mysql_40'][$orig_column_type . ':']['limit'][2]) { $modded_array[$column_name] = $column_type; } break; } } $orig_column_type .= ':'; } else { $orig_column_type = $column_data[0]; $other_column_type = $dbms_type_map['mysql_40'][$column_data[0]]; if ($other_column_type == 'text' || $other_column_type == 'blob') { $modded_array[$column_name] = $column_type; } $column_type = $dbms_type_map['mysql_41'][$column_data[0]]; } // Adjust default value if db-dependent specified if (is_array($column_data[1])) { $column_data[1] = (isset($column_data[1][$dbms])) ? $column_data[1][$dbms] : $column_data[1]['default']; } $line .= "\tMODIFY {$column_name} {$column_type} "; // For hexadecimal values do not use single quotes if (!is_null($column_data[1]) && substr($column_type, -4) !== 'text' && substr($column_type, -4) !== 'blob') { $line .= (strpos($column_data[1], '0x') === 0) ? "DEFAULT {$column_data[1]} " : "DEFAULT '{$column_data[1]}' "; } $line .= 'NOT NULL'; if (isset($column_data[2])) { if ($column_data[2] == 'auto_increment') { $line .= ' auto_increment'; } else if ($column_data[2] == 'true_sort') { $line .= ' COLLATE utf8_unicode_ci'; } else if ($column_data[2] == 'no_sort') { $line .= ' COLLATE utf8_bin'; } } else if (preg_match('/(?:var)?char|(?:medium)?text/i', $column_type)) { $line .= ' COLLATE utf8_bin'; } $line .= ",$newline"; } // Write Keys if (isset($table_data['KEYS'])) { foreach ($table_data['KEYS'] as $key_name => $key_data) { $temp = ''; if (!is_array($key_data[1])) { $key_data[1] = array($key_data[1]); } $temp .= ($key_data[0] == 'INDEX') ? "\tADD KEY" : ''; $temp .= ($key_data[0] == 'UNIQUE') ? "\tADD UNIQUE" : ''; $repair = false; foreach ($key_data[1] as $key => $col_name) { if (isset($modded_array[$col_name])) { $repair = true; } } if ($repair) { $line .= "\tDROP INDEX " . $key_name . ",$newline"; $line .= $temp; $line .= ' ' . $key_name . ' (' . implode(', ', $key_data[1]) . "),$newline"; } } } //$line .= "\tCONVERT TO CHARACTER SET `utf8`$newline"; $line .= "\tDEFAULT CHARSET=utf8 COLLATE=utf8_bin;$newline$newline"; echo $line . "$newline"; // Do we now need to re-add the fulltext index? ;) if ($table_name == ($prefix . 'posts') && $drop_index) { echo "ALTER TABLE $table_name ADD FULLTEXT (post_subject), ADD FULLTEXT (post_text), ADD FULLTEXT post_content (post_subject, post_text);{$newline}"; } }