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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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30
lib/database/pgsqlschema.php
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@@ -40,7 +40,6 @@ defined('GNUSOCIAL') || die();
*/
class PgsqlSchema extends Schema
{
/**
* Returns a table definition array for the table
* in the schema with the given name.
@@ -277,15 +276,15 @@ class PgsqlSchema 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
*/
public function columnSql(array $cd)
public function columnSql(string $name, array $cd)
{
$line = [];
$line[] = parent::columnSql($cd);
$line[] = parent::columnSql($name, $cd);
/*
if ($table['foreign keys'][$name]) {
@@ -297,6 +296,13 @@ class PgsqlSchema extends Schema
}
*/
if (!empty($cd['enum'])) {
foreach($cd['enum'] as &$val) {
$vals[] = "'" . $val . "'";
}
$line[] = 'CHECK (' . $name . ' IN (' . implode(',', $vals) . '))';
}
return implode(' ', $line);
}
@@ -313,8 +319,8 @@ class PgsqlSchema extends Schema
{
$prefix = 'ALTER COLUMN ' . $this->quoteIdentifier($columnName) . ' ';
$oldType = $this->mapType($old);
$newType = $this->mapType($cd);
$oldType = $this->typeAndSize($columnName, $old);
$newType = $this->typeAndSize($columnName, $cd);
if ($oldType != $newType) {
$phrase[] = $prefix . 'TYPE ' . $newType;
}
@@ -353,6 +359,7 @@ class PgsqlSchema extends Schema
'numeric' => 'decimal',
'datetime' => 'timestamp',
'blob' => 'bytea',
'enum' => 'text',
];
$type = $column['type'];
@@ -375,17 +382,6 @@ class PgsqlSchema extends Schema
return $type;
}
// @fixme need name... :P
public function typeAndSize($column)
{
if ($column['type'] == 'enum') {
$vals = array_map([$this, 'quote'], $column['enum']);
return "text check ($name in " . implode(',', $vals) . ')';
} else {
return parent::typeAndSize($column);
}
}
/**
* Filter the given table definition array to match features available
* in this database.