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/wp-admin/upgrade.php

https://github.com/shaiquddin/WordPress
PHP | 115 lines | 84 code | 17 blank | 14 comment | 12 complexity | 75a82f736afa8549f0b0e10d0d27bbdc MD5 | raw file
Possible License(s): GPL-2.0, AGPL-1.0, LGPL-2.1
  1. <?php
  2. /**
  3. * Upgrade WordPress Page.
  4. *
  5. * @package WordPress
  6. * @subpackage Administration
  7. */
  8. /**
  9. * We are upgrading WordPress.
  10. *
  11. * @since 1.5.1
  12. * @var bool
  13. */
  14. define( 'WP_INSTALLING', true );
  15. /** Load WordPress Bootstrap */
  16. require( '../wp-load.php' );
  17. nocache_headers();
  18. timer_start();
  19. require_once( ABSPATH . 'wp-admin/includes/upgrade.php' );
  20. delete_site_transient('update_core');
  21. if ( isset( $_GET['step'] ) )
  22. $step = $_GET['step'];
  23. else
  24. $step = 0;
  25. // Do it. No output.
  26. if ( 'upgrade_db' === $step ) {
  27. wp_upgrade();
  28. die( '0' );
  29. }
  30. $step = (int) $step;
  31. $php_version = phpversion();
  32. $mysql_version = $wpdb->db_version();
  33. $php_compat = version_compare( $php_version, $required_php_version, '>=' );
  34. if ( file_exists( WP_CONTENT_DIR . '/db.php' ) && empty( $wpdb->is_mysql ) )
  35. $mysql_compat = true;
  36. else
  37. $mysql_compat = version_compare( $mysql_version, $required_mysql_version, '>=' );
  38. @header( 'Content-Type: ' . get_option( 'html_type' ) . '; charset=' . get_option( 'blog_charset' ) );
  39. ?>
  40. <!DOCTYPE html>
  41. <html xmlns="http://www.w3.org/1999/xhtml" <?php language_attributes(); ?>>
  42. <head>
  43. <meta http-equiv="Content-Type" content="<?php bloginfo( 'html_type' ); ?>; charset=<?php echo get_option( 'blog_charset' ); ?>" />
  44. <title><?php _e( 'WordPress &rsaquo; Update' ); ?></title>
  45. <?php
  46. wp_admin_css( 'install', true );
  47. wp_admin_css( 'ie', true );
  48. ?>
  49. </head>
  50. <body>
  51. <h1 id="logo"><img alt="WordPress" src="images/wordpress-logo.png?ver=20120216" /></h1>
  52. <?php if ( get_option( 'db_version' ) == $wp_db_version || !is_blog_installed() ) : ?>
  53. <h2><?php _e( 'No Update Required' ); ?></h2>
  54. <p><?php _e( 'Your WordPress database is already up-to-date!' ); ?></p>
  55. <p class="step"><a class="button" href="<?php echo get_option( 'home' ); ?>/"><?php _e( 'Continue' ); ?></a></p>
  56. <?php elseif ( !$php_compat || !$mysql_compat ) :
  57. if ( !$mysql_compat && !$php_compat )
  58. printf( __('You cannot update because <a href="http://codex.wordpress.org/Version_%1$s">WordPress %1$s</a> requires PHP version %2$s or higher and MySQL version %3$s or higher. You are running PHP version %4$s and MySQL version %5$s.'), $wp_version, $required_php_version, $required_mysql_version, $php_version, $mysql_version );
  59. elseif ( !$php_compat )
  60. printf( __('You cannot update because <a href="http://codex.wordpress.org/Version_%1$s">WordPress %1$s</a> requires PHP version %2$s or higher. You are running version %3$s.'), $wp_version, $required_php_version, $php_version );
  61. elseif ( !$mysql_compat )
  62. printf( __('You cannot update because <a href="http://codex.wordpress.org/Version_%1$s">WordPress %1$s</a> requires MySQL version %2$s or higher. You are running version %3$s.'), $wp_version, $required_mysql_version, $mysql_version );
  63. ?>
  64. <?php else :
  65. switch ( $step ) :
  66. case 0:
  67. $goback = stripslashes( wp_get_referer() );
  68. $goback = esc_url_raw( $goback );
  69. $goback = urlencode( $goback );
  70. ?>
  71. <h2><?php _e( 'Database Update Required' ); ?></h2>
  72. <p><?php _e( 'WordPress has been updated! Before we send you on your way, we have to update your database to the newest version.' ); ?></p>
  73. <p><?php _e( 'The update process may take a little while, so please be patient.' ); ?></p>
  74. <p class="step"><a class="button" href="upgrade.php?step=1&amp;backto=<?php echo $goback; ?>"><?php _e( 'Update WordPress Database' ); ?></a></p>
  75. <?php
  76. break;
  77. case 1:
  78. wp_upgrade();
  79. $backto = !empty($_GET['backto']) ? stripslashes( urldecode( $_GET['backto'] ) ) : __get_option( 'home' ) . '/';
  80. $backto = esc_url( $backto );
  81. $backto = wp_validate_redirect($backto, __get_option( 'home' ) . '/');
  82. ?>
  83. <h2><?php _e( 'Update Complete' ); ?></h2>
  84. <p><?php _e( 'Your WordPress database has been successfully updated!' ); ?></p>
  85. <p class="step"><a class="button" href="<?php echo $backto; ?>"><?php _e( 'Continue' ); ?></a></p>
  86. <!--
  87. <pre>
  88. <?php printf( __( '%s queries' ), $wpdb->num_queries ); ?>
  89. <?php printf( __( '%s seconds' ), timer_stop( 0 ) ); ?>
  90. </pre>
  91. -->
  92. <?php
  93. break;
  94. endswitch;
  95. endif;
  96. ?>
  97. </body>
  98. </html>