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   1  <?php
   2  /**
   3   * Database Repair and Optimization Script.
   4   *
   5   * @package WordPress
   6   * @subpackage Database
   7   */
   8  define('WP_REPAIRING', true);
   9  
  10  require_once( dirname( dirname( dirname( __FILE__ ) ) ) . '/wp-load.php' );
  11  
  12  header( 'Content-Type: text/html; charset=utf-8' );
  13  ?>
  14  <!DOCTYPE html>
  15  <html xmlns="http://www.w3.org/1999/xhtml" <?php language_attributes(); ?>>
  16  <head>
  17      <meta name="viewport" content="width=device-width" />
  18      <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
  19      <title><?php _e( 'WordPress &rsaquo; Database Repair' ); ?></title>
  20      <?php
  21      wp_admin_css( 'install', true );
  22      ?>
  23  </head>
  24  <body class="wp-core-ui">
  25  <h1 id="logo"><a href="<?php echo esc_url( __( 'http://wordpress.org/' ) ); ?>"><?php _e( 'WordPress' ); ?></a></h1>
  26  
  27  <?php
  28  
  29  if ( ! defined( 'WP_ALLOW_REPAIR' ) ) {
  30      echo '<p>' . __( 'To allow use of this page to automatically repair database problems, please add the following line to your <code>wp-config.php</code> file. Once this line is added to your config, reload this page.' ) . "</p><p><code>define('WP_ALLOW_REPAIR', true);</code></p>";
  31  } elseif ( isset( $_GET['repair'] ) ) {
  32      $optimize = 2 == $_GET['repair'];
  33      $okay = true;
  34      $problems = array();
  35  
  36      $tables = $wpdb->tables();
  37  
  38      // Sitecategories may not exist if global terms are disabled.
  39      if ( is_multisite() && ! $wpdb->get_var( "SHOW TABLES LIKE '$wpdb->sitecategories'" ) )
  40          unset( $tables['sitecategories'] );
  41  
  42      /**
  43       * Filter additional database tables to repair.
  44       *
  45       * @since 3.0.0
  46       *
  47       * @param array $tables Array of prefixed table names to be repaired.
  48       */
  49      $tables = array_merge( $tables, (array) apply_filters( 'tables_to_repair', array() ) );
  50  
  51      // Loop over the tables, checking and repairing as needed.
  52      foreach ( $tables as $table ) {
  53          $check = $wpdb->get_row( "CHECK TABLE $table" );
  54  
  55          echo '<p>';
  56          if ( 'OK' == $check->Msg_text ) {
  57              /* translators: %s: table name */
  58              printf( __( 'The %s table is okay.' ), "<code>$table</code>" );
  59          } else {
  60              /* translators: 1: table name, 2: error message, */
  61              printf( __( 'The %1$s table is not okay. It is reporting the following error: %2$s. WordPress will attempt to repair this table&hellip;' ) , "<code>$table</code>", "<code>$check->Msg_text</code>" );
  62  
  63              $repair = $wpdb->get_row( "REPAIR TABLE $table" );
  64  
  65              echo '<br />&nbsp;&nbsp;&nbsp;&nbsp;';
  66              if ( 'OK' == $check->Msg_text ) {
  67                  /* translators: %s: table name */
  68                  printf( __( 'Successfully repaired the %s table.' ), "<code>$table</code>" );
  69              } else {
  70                  /* translators: 1: table name, 2: error message, */
  71                  echo sprintf( __( 'Failed to repair the %1$s table. Error: %2$s' ), "<code>$table</code>", "<code>$check->Msg_text</code>" ) . '<br />';
  72                  $problems[$table] = $check->Msg_text;
  73                  $okay = false;
  74              }
  75          }
  76  
  77          if ( $okay && $optimize ) {
  78              $check = $wpdb->get_row( "ANALYZE TABLE $table" );
  79  
  80              echo '<br />&nbsp;&nbsp;&nbsp;&nbsp;';
  81              if ( 'Table is already up to date' == $check->Msg_text )  {
  82                  /* translators: %s: table name */
  83                  printf( __( 'The %s table is already optimized.' ), "<code>$table</code>" );
  84              } else {
  85                  $check = $wpdb->get_row( "OPTIMIZE TABLE $table" );
  86  
  87                  echo '<br />&nbsp;&nbsp;&nbsp;&nbsp;';
  88                  if ( 'OK' == $check->Msg_text || 'Table is already up to date' == $check->Msg_text ) {
  89                      /* translators: %s: table name */
  90                      printf( __( 'Successfully optimized the %s table.' ), "<code>$table</code>" );
  91                  } else {
  92                      /* translators: 1: table name, 2: error message, */
  93                      printf( __( 'Failed to optimize the %1$s table. Error: %2$s' ), "<code>$table</code>", "<code>$check->Msg_text</code>" );
  94                  }
  95              }
  96          }
  97          echo '</p>';
  98      }
  99  
 100      if ( $problems ) {
 101          printf( '<p>' . __('Some database problems could not be repaired. Please copy-and-paste the following list of errors to the <a href="%s">WordPress support forums</a> to get additional assistance.') . '</p>', __( 'http://wordpress.org/support/forum/how-to-and-troubleshooting' ) );
 102          $problem_output = '';
 103          foreach ( $problems as $table => $problem )
 104              $problem_output .= "$table: $problem\n";
 105          echo '<p><textarea name="errors" id="errors" rows="20" cols="60">' . esc_textarea( $problem_output ) . '</textarea></p>';
 106      } else {
 107          echo '<p>' . __( 'Repairs complete. Please remove the following line from wp-config.php to prevent this page from being used by unauthorized users.' ) . "</p><p><code>define('WP_ALLOW_REPAIR', true);</code></p>";
 108      }
 109  } else {
 110      if ( isset( $_GET['referrer'] ) && 'is_blog_installed' == $_GET['referrer'] )
 111          echo '<p>' . __( 'One or more database tables are unavailable. To allow WordPress to attempt to repair these tables, press the &#8220;Repair Database&#8221; button. Repairing can take a while, so please be patient.' ) . '</p>';
 112      else
 113          echo '<p>' . __( 'WordPress can automatically look for some common database problems and repair them. Repairing can take a while, so please be patient.' ) . '</p>';
 114  ?>
 115      <p class="step"><a class="button button-large" href="repair.php?repair=1"><?php _e( 'Repair Database' ); ?></a></p>
 116      <p><?php _e( 'WordPress can also attempt to optimize the database. This improves performance in some situations. Repairing and optimizing the database can take a long time and the database will be locked while optimizing.' ); ?></p>
 117      <p class="step"><a class="button button-large" href="repair.php?repair=2"><?php _e( 'Repair and Optimize Database' ); ?></a></p>
 118  <?php
 119  }
 120  ?>
 121  </body>
 122  </html>
/wp-admin/maint/ -> repair.php (source)
