122 lines
3.6 KiB
PHP
122 lines
3.6 KiB
PHP
<?php
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namespace Ulmus\Adapter;
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use Ulmus\{ConnectionAdapter, Entity\InformationSchema\Table, Entity, Migration\FieldDefinition, Repository, QueryBuilder\Sql\MysqlQueryBuilder};
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trait DefaultAdapterTrait
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{
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public function repositoryClass() : string
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{
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return Repository::class;
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}
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public function queryBuilderClass() : string
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{
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return MysqlQueryBuilder::class;
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}
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public function tableSyntax() : array
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{
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return [
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'ai' => "AUTO_INCREMENT",
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'pk' => "PRIMARY KEY",
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'unsigned' => "UNSIGNED",
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];
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}
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public function databaseName() : string
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{
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return $this->database;
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}
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public function schemaTable(ConnectionAdapter $adapter, $databaseName, string $tableName) : null|object
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{
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return Table::repository(Repository::DEFAULT_ALIAS, $adapter)
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->select(\Ulmus\Common\Sql::raw('this.*'))
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->where($this->escapeIdentifier('table_schema', AdapterInterface::IDENTIFIER_FIELD), $databaseName)
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->loadOneFromField($this->escapeIdentifier('table_name', AdapterInterface::IDENTIFIER_FIELD), $tableName);
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}
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public function mapFieldType(FieldDefinition $field, bool $typeOnly = false) : string
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{
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$type = $field->type;
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$length = $field->length;
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if ( is_a($type, Entity\Field\Date::class, true) ) {
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$type = "DATE";
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}
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elseif ( is_a($type, Entity\Field\Time::class, true) ) {
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$type = "TIME";
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}
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elseif ( is_a($type, \DateTime::class, true) ) {
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$type = "DATETIME";
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}
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switch($type) {
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case "bool":
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$type = "TINYINT";
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$length = 1;
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break;
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case "array":
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case "string":
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if ($length && $length <= 255) {
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$type = "VARCHAR";
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break;
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}
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elseif (! $length || ( $length <= 65535 ) ) {
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$type = "TEXT";
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}
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elseif ( $length <= 16777215 ) {
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$type = "MEDIUMTEXT";
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}
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elseif ($length <= 4294967295) {
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$type = "LONGTEXT";
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}
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else {
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throw new \Exception("A column with size bigger than 4GB cannot be created.");
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}
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# Length is unnecessary on TEXT fields
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unset($length);
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break;
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case "float":
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$type = "DOUBLE";
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break;
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default:
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$type = strtoupper($type);
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break;
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}
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return $typeOnly ? $type : $type . ( isset($length) ? "($length" . ( ! empty($precision) ? ",$precision" : "" ) . ")" : "" );
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}
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public function whitelistAttributes(array &$parameters) : void
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{
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$parameters = array_intersect_key($parameters, array_flip(static::ALLOWED_ATTRIBUTES));
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}
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public function generateAlterColumn(FieldDefinition $definition, array $field) : string|\Stringable
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{
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if ($field['previous']) {
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$position = sprintf('AFTER %s', $this->escapeIdentifier($field['previous']['field'], AdapterInterface::IDENTIFIER_FIELD));
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}
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else {
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$position = "FIRST";
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}
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return implode(" ", [
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strtoupper($field['action']),
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$this->escapeIdentifier($definition->getSqlName(), AdapterInterface::IDENTIFIER_FIELD),
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$definition->getSqlType(),
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$definition->getSqlParams(),
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$position,
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]);
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}
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}
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