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132 lines
3.7 KiB
PHP
132 lines
3.7 KiB
PHP
<?php
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/**
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*
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* This file is part of the phpBB Forum Software package.
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*
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* @copyright (c) phpBB Limited <https://www.phpbb.com>
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* @license GNU General Public License, version 2 (GPL-2.0)
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*
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* For full copyright and license information, please see
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* the docs/CREDITS.txt file.
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*
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*/
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namespace phpbb\db\doctrine;
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use InvalidArgumentException;
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class table_helper
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{
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/**
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* Converts phpBB's column representation to Doctrine's representation.
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*
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* @param array $column_data Column data.
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*
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* @return array<string, array> A pair of type and array of column options.
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*/
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public static function convert_column_data(array $column_data, string $dbms_layer): array
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{
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$options = self::resolve_dbms_specific_options($column_data, $dbms_layer);
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list($type, $opts) = type_converter::convert($column_data[0], $dbms_layer);
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$options = array_merge($options, $opts);
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return [$type, $options];
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}
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/**
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* Resolve DBMS specific options in column data.
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*
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* @param array $column_data Original column data.
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* @param string $dbms_layer DBMS layer name.
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*
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* @return array Doctrine column options.
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*/
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private static function resolve_dbms_specific_options(array $column_data, string $dbms_layer): array
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{
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$doctrine_options = [];
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if (is_array($column_data[1]))
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{
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$column_data[1] = self::get_default_column_option($column_data[1], $dbms_layer);
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}
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if (!is_null($column_data[1]))
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{
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$doctrine_options['default'] = $column_data[1];
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$doctrine_options['notnull'] = true;
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}
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else
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{
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$doctrine_options['notnull'] = false;
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}
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$non_string_pattern = '/^[a-z]*(?:int|decimal|bool|timestamp)(?::[0-9]+)?$/';
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if ($dbms_layer === 'oracle'
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&& !preg_match($non_string_pattern, strtolower($column_data[0]))
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&& array_key_exists('default', $doctrine_options)
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&& $doctrine_options['default'] === '')
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{
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// Not null is true by default and Oracle does not allow empty strings in not null columns
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$doctrine_options['notnull'] = false;
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}
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if (isset($column_data[2]))
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{
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if ($column_data[2] === 'auto_increment')
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{
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$doctrine_options['autoincrement'] = true;
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}
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else if ($dbms_layer === 'mysql' && $column_data[2] === 'true_sort')
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{
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$doctrine_options['platformoptions']['collation'] = 'utf8_unicode_ci';
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}
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}
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return $doctrine_options;
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}
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/**
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* Returns the DBMS specific default value for a column definition.
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*
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* @param array $default_options Database specific default value options.
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* @param string $dbms_layer Name of the DBMS layer.
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*
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* @return mixed Default value for the current DBMS.
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*
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* @throws InvalidArgumentException When `$schema_name` contains an invalid legacy DBMS name.
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*/
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private static function get_default_column_option(array $default_options, string $dbms_layer)
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{
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switch ($dbms_layer)
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{
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case 'mysql':
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return array_key_exists('mysql_41', $default_options)
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? $default_options['mysql_41']
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: $default_options['default'];
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case 'oracle':
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return array_key_exists('oracle', $default_options)
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? $default_options['oracle']
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: $default_options['default'];
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case 'postgresql':
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return array_key_exists('postgres', $default_options)
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? $default_options['postgres']
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: $default_options['default'];
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case 'mssql':
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return array_key_exists('mssqlnative', $default_options)
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? $default_options['mssqlnative']
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: (array_key_exists('mssql', $default_options) ? $default_options['mssql'] : $default_options['default']);
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case 'sqlite':
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return array_key_exists('sqlite3', $default_options)
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? $default_options['sqlite3']
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: $default_options['default'];
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default:
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throw new InvalidArgumentException('Invalid schema name.');
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}
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}
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/**
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* Private constructor. Call methods of table_helper statically.
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*/
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private function __construct()
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{
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}
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}
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