includes/installer/OracleInstaller.php

   1 <?php
   2 /**
   3  * Oracle-specific installer.
   4  *
   5  * @file
   6  * @ingroup Deployment
   7  */
   8
   9 /**
  10  * Class for setting up the MediaWiki database using Oracle.
  11  *
  12  * @ingroup Deployment
  13  * @since 1.17
  14  */
  15 class OracleInstaller extends DatabaseInstaller {
  16
  17         protected $globalNames = array(
  18                 'wgDBport',
  19                 'wgDBname',
  20                 'wgDBuser',
  21                 'wgDBpassword',
  22                 'wgDBprefix',
  23         );
  24
  25         protected $internalDefaults = array(
  26                 '_InstallUser' => 'sys',
  27                 '_InstallPassword' => '',
  28         );
  29
  30         public function getName() {
  31                 return 'oracle';
  32         }
  33
  34         public function isCompiled() {
  35                 return self::checkExtension( 'oci8' );
  36         }
  37
  38         public function getConnectForm() {
  39                 return
  40                         Xml::openElement( 'fieldset' ) .
  41                         Xml::element( 'legend', array(), wfMsg( 'config-db-wiki-settings' ) ) .
  42                         $this->getTextBox( 'wgDBname', 'config-db-name' ) .
  43                         $this->parent->getHelpBox( 'config-db-name-help' ) .
  44                         $this->getTextBox( 'wgDBprefix', 'config-db-prefix' ) .
  45                         $this->parent->getHelpBox( 'config-db-prefix-help' ) .
  46                         Xml::closeElement( 'fieldset' ) .
  47                         $this->getInstallUserBox();
  48         }
  49
  50         public function submitConnectForm() {
  51                 // Get variables from the request
  52                 $newValues = $this->setVarsFromRequest( array( 'wgDBname', 'wgDBprefix' ) );
  53
  54                 // Validate them
  55                 $status = Status::newGood();
  56                 if ( !strlen( $newValues['wgDBname'] ) ) {
  57                         $status->fatal( 'config-missing-db-name' );
  58                 } elseif ( !preg_match( '/^[a-zA-Z0-9_]+$/', $newValues['wgDBname'] ) ) {
  59                         $status->fatal( 'config-invalid-db-name', $newValues['wgDBname'] );
  60                 }
  61                 if ( !preg_match( '/^[a-zA-Z0-9_]*$/', $newValues['wgDBprefix'] ) ) {
  62                         $status->fatal( 'config-invalid-schema', $newValues['wgDBprefix'] );
  63                 }
  64
  65                 // Submit user box
  66                 if ( $status->isOK() ) {
  67                         $status->merge( $this->submitInstallUserBox() );
  68                 }
  69                 if ( !$status->isOK() ) {
  70                         return $status;
  71                 }
  72
  73                 // Try to connect
  74                 if ( $status->isOK() ) {
  75                         $status->merge( $this->attemptConnection() );
  76                 }
  77                 if ( !$status->isOK() ) {
  78                         return $status;
  79                 }
  80
  81                 // Check version
  82 /*
  83                 $version = $this->conn->getServerVersion();
  84                 if ( version_compare( $version, $this->minimumVersion ) < 0 ) {
  85                         return Status::newFatal( 'config-postgres-old', $this->minimumVersion, $version );
  86                 }
  87 */
  88                 return $status;
  89         }
  90
  91         public function getConnection() {
  92                 $status = Status::newGood();
  93                 try {
  94                         $this->db = new DatabaseOracle(
  95                                 $this->getVar( 'wgDBserver' ),
  96                                 $this->getVar( '_InstallUser' ),
  97                                 $this->getVar( '_InstallPassword' ),
  98                                 false,
  99                                 false,
 100                                 0,
 101                                 $this->getVar( 'wgDBprefix' )
 102                         );
 103                         $status->value = $this->db;
 104                 } catch ( DBConnectionError $e ) {
 105                         $status->fatal( 'config-connection-error', $e->getMessage() );
 106                 }
 107                 return $status;
 108         }
 109
 110         public function setupDatabase() {
 111                 // TODO
 112         }
 113
 114         public function getLocalSettings() {
 115                 $prefix = $this->getVar( 'wgDBprefix' );
 116                 return
 117 "# Oracle specific settings
 118 \$wgDBprefix         = \"{$prefix}\";";
 119         }
 120
 121         public function doUpgrade() {
 122                 // TODO
 123                 return false;
 124         }
 125 }