348 lines
11 KiB
PHP
348 lines
11 KiB
PHP
<?php
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/**
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* Set of functions used to build NHibernate dumps of tables
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*/
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declare(strict_types=1);
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namespace PhpMyAdmin\Plugins\Export;
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use PhpMyAdmin\DatabaseInterface;
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use PhpMyAdmin\Plugins\Export\Helpers\TableProperty;
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use PhpMyAdmin\Plugins\ExportPlugin;
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use PhpMyAdmin\Properties\Options\Groups\OptionsPropertyMainGroup;
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use PhpMyAdmin\Properties\Options\Groups\OptionsPropertyRootGroup;
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use PhpMyAdmin\Properties\Options\Items\HiddenPropertyItem;
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use PhpMyAdmin\Properties\Options\Items\SelectPropertyItem;
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use PhpMyAdmin\Properties\Plugins\ExportPluginProperties;
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use PhpMyAdmin\Util;
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use function __;
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use function implode;
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use function preg_match;
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use function preg_replace;
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use function sprintf;
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use function ucfirst;
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/**
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* Handles the export for the CodeGen class
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*/
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class ExportCodegen extends ExportPlugin
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{
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private const CODEGEN_FORMATS = [
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self::HANDLER_NHIBERNATE_CS => 'NHibernate C# DO',
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self::HANDLER_NHIBERNATE_XML => 'NHibernate XML',
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];
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private const HANDLER_NHIBERNATE_CS = 0;
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private const HANDLER_NHIBERNATE_XML = 1;
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/** @psalm-return non-empty-lowercase-string */
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public function getName(): string
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{
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return 'codegen';
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}
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protected function setProperties(): ExportPluginProperties
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{
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$exportPluginProperties = new ExportPluginProperties();
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$exportPluginProperties->setText('CodeGen');
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$exportPluginProperties->setExtension('cs');
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$exportPluginProperties->setMimeType('text/cs');
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$exportPluginProperties->setOptionsText(__('Options'));
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// create the root group that will be the options field for
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// $exportPluginProperties
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// this will be shown as "Format specific options"
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$exportSpecificOptions = new OptionsPropertyRootGroup('Format Specific Options');
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// general options main group
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$generalOptions = new OptionsPropertyMainGroup('general_opts');
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// create primary items and add them to the group
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$leaf = new HiddenPropertyItem('structure_or_data');
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$generalOptions->addProperty($leaf);
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$leaf = new SelectPropertyItem(
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'format',
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__('Format:'),
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);
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$leaf->setValues(self::CODEGEN_FORMATS);
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$generalOptions->addProperty($leaf);
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// add the main group to the root group
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$exportSpecificOptions->addProperty($generalOptions);
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// set the options for the export plugin property item
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$exportPluginProperties->setOptions($exportSpecificOptions);
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return $exportPluginProperties;
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}
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/**
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* Outputs export header
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*/
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public function exportHeader(): bool
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{
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return true;
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}
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/**
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* Outputs export footer
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*/
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public function exportFooter(): bool
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{
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return true;
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}
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/**
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* Outputs database header
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*
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* @param string $db Database name
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* @param string $dbAlias Aliases of db
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*/
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public function exportDBHeader(string $db, string $dbAlias = ''): bool
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{
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return true;
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}
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/**
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* Outputs database footer
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*
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* @param string $db Database name
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*/
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public function exportDBFooter(string $db): bool
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{
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return true;
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}
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/**
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* Outputs CREATE DATABASE statement
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*
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* @param string $db Database name
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* @param string $exportType 'server', 'database', 'table'
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* @param string $dbAlias Aliases of db
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*/
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public function exportDBCreate(string $db, string $exportType, string $dbAlias = ''): bool
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{
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return true;
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}
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/**
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* Outputs the content of a table in NHibernate format
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*
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* @param string $db database name
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* @param string $table table name
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* @param string $sqlQuery SQL query for obtaining data
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* @param mixed[] $aliases Aliases of db/table/columns
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*/
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public function exportData(
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string $db,
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string $table,
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string $sqlQuery,
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array $aliases = [],
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): bool {
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$format = (int) $GLOBALS['codegen_format'];
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if ($format === self::HANDLER_NHIBERNATE_CS) {
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return $this->export->outputHandler($this->handleNHibernateCSBody($db, $table, $aliases));
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}
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if ($format === self::HANDLER_NHIBERNATE_XML) {
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return $this->export->outputHandler($this->handleNHibernateXMLBody($db, $table, $aliases));
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}
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return $this->export->outputHandler(sprintf('%s is not supported.', $format));
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}
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/**
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* Used to make identifiers (from table or database names)
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*
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* @param string $str name to be converted
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* @param bool $ucfirst whether to make the first character uppercase
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*
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* @return string identifier
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*/
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public static function cgMakeIdentifier(string $str, bool $ucfirst = true): string
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{
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// remove unsafe characters
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$str = (string) preg_replace('/[^\p{L}\p{Nl}_]/u', '', $str);
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// make sure first character is a letter or _
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if (preg_match('/^\pL/u', $str) !== 1) {
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$str = '_' . $str;
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}
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if ($ucfirst) {
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return ucfirst($str);
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}
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return $str;
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}
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/**
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* C# Handler
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*
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* @param string $db database name
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* @param string $table table name
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* @param mixed[] $aliases Aliases of db/table/columns
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*
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* @return string containing C# code lines, separated by "\n"
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*/
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private function handleNHibernateCSBody(string $db, string $table, array $aliases = []): string
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{
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$dbAlias = $db;
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$tableAlias = $table;
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$this->initAlias($aliases, $dbAlias, $tableAlias);
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$result = DatabaseInterface::getInstance()->query(
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sprintf(
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'DESC %s.%s',
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Util::backquote($db),
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Util::backquote($table),
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),
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);
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/** @var TableProperty[] $tableProperties */
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$tableProperties = [];
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while ($row = $result->fetchRow()) {
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$colAs = $this->getAlias($aliases, $row[0], 'col', $db, $table);
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if ($colAs !== '') {
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$row[0] = $colAs;
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}
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$tableProperties[] = new TableProperty($row);
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}
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unset($result);
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$lines = [];
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$lines[] = 'using System;';
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$lines[] = 'using System.Collections;';
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$lines[] = 'using System.Collections.Generic;';
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$lines[] = 'using System.Text;';
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$lines[] = 'namespace ' . self::cgMakeIdentifier($dbAlias);
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$lines[] = '{';
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$lines[] = ' #region '
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. self::cgMakeIdentifier($tableAlias);
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$lines[] = ' public class '
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. self::cgMakeIdentifier($tableAlias);
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$lines[] = ' {';
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$lines[] = ' #region Member Variables';
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foreach ($tableProperties as $tableProperty) {
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$lines[] = $tableProperty->formatCs(' protected #dotNetPrimitiveType# _#name#;');
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}
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$lines[] = ' #endregion';
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$lines[] = ' #region Constructors';
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$lines[] = ' public '
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. self::cgMakeIdentifier($tableAlias) . '() { }';
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$temp = [];
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foreach ($tableProperties as $tableProperty) {
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if ($tableProperty->isPK()) {
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continue;
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}
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$temp[] = $tableProperty->formatCs('#dotNetPrimitiveType# #name#');
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}
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$lines[] = ' public '
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. self::cgMakeIdentifier($tableAlias)
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. '('
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. implode(', ', $temp)
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. ')';
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$lines[] = ' {';
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foreach ($tableProperties as $tableProperty) {
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if ($tableProperty->isPK()) {
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continue;
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}
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$lines[] = $tableProperty->formatCs(' this._#name#=#name#;');
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}
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$lines[] = ' }';
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$lines[] = ' #endregion';
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$lines[] = ' #region Public Properties';
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foreach ($tableProperties as $tableProperty) {
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$lines[] = $tableProperty->formatCs(
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' public virtual #dotNetPrimitiveType# #ucfirstName#'
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. "\n"
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. ' {' . "\n"
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. ' get {return _#name#;}' . "\n"
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. ' set {_#name#=value;}' . "\n"
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. ' }',
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);
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}
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$lines[] = ' #endregion';
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$lines[] = ' }';
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$lines[] = ' #endregion';
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$lines[] = '}';
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return implode("\n", $lines);
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}
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/**
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* XML Handler
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*
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* @param string $db database name
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* @param string $table table name
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* @param mixed[] $aliases Aliases of db/table/columns
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*
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* @return string containing XML code lines, separated by "\n"
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*/
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private function handleNHibernateXMLBody(
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string $db,
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string $table,
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array $aliases = [],
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): string {
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$dbAlias = $db;
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$tableAlias = $table;
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$this->initAlias($aliases, $dbAlias, $tableAlias);
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$lines = [];
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$lines[] = '<?xml version="1.0" encoding="utf-8" ?>';
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$lines[] = '<hibernate-mapping xmlns="urn:nhibernate-mapping-2.2" '
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. 'namespace="' . self::cgMakeIdentifier($dbAlias) . '" '
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. 'assembly="' . self::cgMakeIdentifier($dbAlias) . '">';
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$lines[] = ' <class '
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. 'name="' . self::cgMakeIdentifier($tableAlias) . '" '
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. 'table="' . self::cgMakeIdentifier($tableAlias) . '">';
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$result = DatabaseInterface::getInstance()->query(
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sprintf(
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'DESC %s.%s',
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Util::backquote($db),
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Util::backquote($table),
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),
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);
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while ($row = $result->fetchRow()) {
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$colAs = $this->getAlias($aliases, $row[0], 'col', $db, $table);
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if ($colAs !== '') {
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$row[0] = $colAs;
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}
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$tableProperty = new TableProperty($row);
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if ($tableProperty->isPK()) {
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$lines[] = $tableProperty->formatXml(
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' <id name="#ucfirstName#" type="#dotNetObjectType#"'
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. ' unsaved-value="0">' . "\n"
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. ' <column name="#name#" sql-type="#type#"'
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. ' not-null="#notNull#" unique="#unique#"'
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. ' index="PRIMARY"/>' . "\n"
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. ' <generator class="native" />' . "\n"
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. ' </id>',
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);
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} else {
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$lines[] = $tableProperty->formatXml(
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' <property name="#ucfirstName#"'
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. ' type="#dotNetObjectType#">' . "\n"
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. ' <column name="#name#" sql-type="#type#"'
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. ' not-null="#notNull#" #indexName#/>' . "\n"
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. ' </property>',
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);
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}
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}
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$lines[] = ' </class>';
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$lines[] = '</hibernate-mapping>';
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return implode("\n", $lines);
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}
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}
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