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[DATABASE] Re-introduce the enum type abstraction

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This commit is contained in:
Alexei Sorokin
2019-09-11 12:48:28 +03:00
parent af63e9a7ad
commit 7ee8aa7838
4 changed files with 52 additions and 59 deletions
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67
lib/database/mysqlschema.php
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@@ -17,9 +17,9 @@
/**
* Database schema for MariaDB
*
* @category Database
* @package GNUsocial
* @author Evan Prodromou <evan@status.net>
* @category Database
* @package GNUsocial
* @author Evan Prodromou <evan@status.net>
* @copyright 2019 Free Software Foundation, Inc http://www.fsf.org
* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
*/
@@ -38,8 +38,7 @@ defined('GNUSOCIAL') || die();
*/
class MysqlSchema extends Schema
{
static $_single = null;
protected $conn = null;
public static $_single = null;
/**
* Main public entry point. Use this to get
@@ -48,8 +47,7 @@ class MysqlSchema extends Schema
* @param null $conn
* @return Schema the (single) Schema object
*/
static function get($conn = null)
public static function get($conn = null)
{
if (empty(self::$_single)) {
self::$_single = new Schema($conn);
@@ -69,7 +67,6 @@ class MysqlSchema extends Schema
* @throws PEAR_Exception
* @throws SchemaTableMissingException
*/
public function getTableDef($table)
{
$def = [];
@@ -82,7 +79,6 @@ class MysqlSchema extends Schema
}
foreach ($columns as $row) {
$name = $row['COLUMN_NAME'];
$field = [];
@@ -166,9 +162,9 @@ class MysqlSchema extends Schema
if ($name == 'PRIMARY') {
$type = 'primary key';
} else if ($row['Non_unique'] == 0) {
} elseif ($row['Non_unique'] == 0) {
$type = 'unique keys';
} else if ($row['Index_type'] == 'FULLTEXT') {
} elseif ($row['Index_type'] === 'FULLTEXT') {
$type = 'fulltext indexes';
} else {
$type = 'indexes';
@@ -198,8 +194,7 @@ class MysqlSchema extends Schema
* @throws PEAR_Exception
* @throws SchemaTableMissingException
*/
function getTableProperties($table, $props)
public function getTableProperties($table, $props)
{
$data = $this->fetchMetaInfo($table, 'TABLES');
if ($data) {
@@ -218,7 +213,7 @@ class MysqlSchema extends Schema
* @return array of arrays
* @throws PEAR_Exception
*/
function fetchMetaInfo($table, $infoTable, $orderBy = null)
public function fetchMetaInfo($table, $infoTable, $orderBy = null)
{
$query = "SELECT * FROM INFORMATION_SCHEMA.%s " .
"WHERE TABLE_SCHEMA='%s' AND TABLE_NAME='%s'";
@@ -237,7 +232,7 @@ class MysqlSchema extends Schema
* @return array of arrays
* @throws PEAR_Exception
*/
function fetchIndexInfo($table)
public function fetchIndexInfo($table)
{
$query = "SHOW INDEX FROM `%s`";
$sql = sprintf($query, $table);
@@ -253,7 +248,7 @@ class MysqlSchema extends Schema
* @param string $name
* @param array $def
*/
function appendCreateFulltextIndex(array &$statements, $table, $name, array $def)
public function appendCreateFulltextIndex(array &$statements, $table, $name, array $def)
{
$statements[] = "CREATE FULLTEXT INDEX $name ON $table " . $this->buildIndexList($def);
}
@@ -266,13 +261,13 @@ class MysqlSchema extends Schema
* @return string;
*
*/
function endCreateTable($name, array $def)
public function endCreateTable($name, array $def)
{
$engine = $this->preferredEngine($def);
return ") ENGINE=$engine CHARACTER SET utf8mb4 COLLATE utf8mb4_bin";
}
function preferredEngine($def)
public function preferredEngine($def)
{
/* MyISAM is no longer required for fulltext indexes, fortunately
if (!empty($def['fulltext indexes'])) {
@@ -288,7 +283,7 @@ class MysqlSchema extends Schema
* @param $columnName
* @return string
*/
function _uniqueKey($tableName, $columnName)
public function _uniqueKey($tableName, $columnName)
{
return $this->_key($tableName, $columnName);
}
@@ -299,7 +294,7 @@ class MysqlSchema extends Schema
* @param $columnName
* @return string
*/
function _key($tableName, $columnName)
public function _key($tableName, $columnName)
{
return "{$tableName}_{$columnName}_idx";
}
@@ -310,7 +305,7 @@ class MysqlSchema extends Schema
*
* @param array $phrase
*/
function appendAlterDropPrimary(array &$phrase)
public function appendAlterDropPrimary(array &$phrase)
{
$phrase[] = 'DROP PRIMARY KEY';
}
@@ -322,7 +317,7 @@ class MysqlSchema extends Schema
* @param array $phrase
* @param string $keyName MySQL
*/
function appendAlterDropUnique(array &$phrase, $keyName)
public function appendAlterDropUnique(array &$phrase, $keyName)
{
$phrase[] = 'DROP INDEX ' . $keyName;
}
@@ -335,7 +330,7 @@ class MysqlSchema extends Schema
* @param array $def
* @throws Exception
*/
function appendAlterExtras(array &$phrase, $tableName, array $def)
public function appendAlterExtras(array &$phrase, $tableName, array $def)
{
// Check for table properties: make sure we're using a sane
// engine type and charset/collation.
@@ -370,15 +365,15 @@ class MysqlSchema extends Schema
* Appropriate for use in CREATE TABLE or
* ALTER TABLE statements.
*
* @param string $name column name to create
* @param array $cd column to create
*
* @return string correct SQL for that column
*/
function columnSql(array $cd)
public function columnSql(string $name, array $cd)
{
$line = [];
$line[] = parent::columnSql($cd);
$line[] = parent::columnSql($name, $cd);
// This'll have been added from our transform of 'serial' type
if (!empty($cd['auto_increment'])) {
@@ -393,7 +388,7 @@ class MysqlSchema extends Schema
return implode(' ', $line);
}
function mapType($column)
public function mapType($column)
{
$map = [
'integer' => 'int',
@@ -411,7 +406,7 @@ class MysqlSchema extends Schema
if ($type == 'int' &&
in_array($size, ['tiny', 'small', 'medium', 'big'])) {
$type = $size . $type;
} else if (in_array($type, ['blob', 'text']) &&
} elseif (in_array($type, ['blob', 'text']) &&
in_array($size, ['tiny', 'medium', 'long'])) {
$type = $size . $type;
}
@@ -420,13 +415,15 @@ class MysqlSchema extends Schema
return $type;
}
function typeAndSize($column)
public function typeAndSize(string $name, array $column)
{
if ($column['type'] == 'enum') {
$vals = array_map([$this, 'quote'], $column['enum']);
if ($column['type'] === 'enum') {
foreach ($column['enum'] as &$val) {
$vals[] = "'" . $val . "'";
}
return 'enum(' . implode(',', $vals) . ')';
} else if ($this->_isString($column)) {
$col = parent::typeAndSize($column);
} elseif ($this->_isString($column)) {
$col = parent::typeAndSize($name, $column);
if (!empty($column['charset'])) {
$col .= ' CHARSET ' . $column['charset'];
}
@@ -435,7 +432,7 @@ class MysqlSchema extends Schema
}
return $col;
} else {
return parent::typeAndSize($column);
return parent::typeAndSize($name, $column);
}
}
@@ -449,7 +446,7 @@ class MysqlSchema extends Schema
* @param array $tableDef
* @return array
*/
function filterDef(array $tableDef)
public function filterDef(array $tableDef)
{
$version = $this->conn->getVersion();
foreach ($tableDef['fields'] as $name => &$col) {