includes/installer/MysqlSettingsForm.php

   1 <?php
   2
   3 namespace MediaWiki\Installer;
   4
   5 use MediaWiki\MediaWikiServices;
   6 use MediaWiki\Status\Status;
   7 use Wikimedia\Rdbms\DBConnectionError;
   8
   9 /**
  10  * @internal
  11  */
  12 class MysqlSettingsForm extends DatabaseSettingsForm {
  13
  14         /**
  15          * @return string
  16          */
  17         public function getHtml() {
  18                 if ( $this->getMysqlInstaller()->canCreateAccounts() ) {
  19                         $noCreateMsg = false;
  20                 } else {
  21                         $noCreateMsg = 'config-db-web-no-create-privs';
  22                 }
  23                 $s = $this->getWebUserBox( $noCreateMsg );
  24
  25                 // Do engine selector
  26                 $engines = $this->getMysqlInstaller()->getEngines();
  27                 // If the current default engine is not supported, use an engine that is
  28                 if ( !in_array( $this->getVar( '_MysqlEngine' ), $engines ) ) {
  29                         $this->setVar( '_MysqlEngine', reset( $engines ) );
  30                 }
  31
  32                 // If the current default charset is not supported, use a charset that is
  33                 $charsets = $this->getMysqlInstaller()->getCharsets();
  34                 if ( !in_array( $this->getVar( '_MysqlCharset' ), $charsets ) ) {
  35                         $this->setVar( '_MysqlCharset', reset( $charsets ) );
  36                 }
  37
  38                 return $s;
  39         }
  40
  41         /**
  42          * @return Status
  43          */
  44         public function submit() {
  45                 $this->setVarsFromRequest( [ '_MysqlEngine', '_MysqlCharset' ] );
  46                 $status = $this->submitWebUserBox();
  47                 if ( !$status->isOK() ) {
  48                         return $status;
  49                 }
  50
  51                 // Validate the create checkbox
  52                 $canCreate = $this->getMysqlInstaller()->canCreateAccounts();
  53                 if ( !$canCreate ) {
  54                         $this->setVar( '_CreateDBAccount', false );
  55                         $create = false;
  56                 } else {
  57                         $create = $this->getVar( '_CreateDBAccount' );
  58                 }
  59
  60                 if ( !$create ) {
  61                         // Test the web account
  62                         try {
  63                                 MediaWikiServices::getInstance()->getDatabaseFactory()->create( 'mysql', [
  64                                         'host' => $this->getVar( 'wgDBserver' ),
  65                                         'user' => $this->getVar( 'wgDBuser' ),
  66                                         'password' => $this->getVar( 'wgDBpassword' ),
  67                                         'ssl' => $this->getVar( 'wgDBssl' ),
  68                                         'dbname' => null,
  69                                         'flags' => 0,
  70                                         'tablePrefix' => $this->getVar( 'wgDBprefix' )
  71                                 ] );
  72                         } catch ( DBConnectionError $e ) {
  73                                 return Status::newFatal( 'config-connection-error', $e->getMessage() );
  74                         }
  75                 }
  76
  77                 // Validate engines and charsets
  78                 // This is done pre-submit already, so it's just for security
  79                 $engines = $this->getMysqlInstaller()->getEngines();
  80                 if ( !in_array( $this->getVar( '_MysqlEngine' ), $engines ) ) {
  81                         $this->setVar( '_MysqlEngine', reset( $engines ) );
  82                 }
  83                 $charsets = $this->getMysqlInstaller()->getCharsets();
  84                 if ( !in_array( $this->getVar( '_MysqlCharset' ), $charsets ) ) {
  85                         $this->setVar( '_MysqlCharset', reset( $charsets ) );
  86                 }
  87
  88                 return Status::newGood();
  89         }
  90
  91         /**
  92          * Downcast the DatabaseInstaller
  93          */
  94         private function getMysqlInstaller(): MysqlInstaller {
  95                 // @phan-suppress-next-line PhanTypeMismatchReturnSuperType
  96                 return $this->dbInstaller;
  97         }
  98
  99 }