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1 <?php |
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2 /** |
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3 * Used to set up and fix common variables and include |
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4 * the Multisite procedural and class library. |
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5 * |
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6 * Allows for some configuration in wp-config.php (see ms-default-constants.php) |
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7 * |
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8 * @package WordPress |
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9 * @subpackage Multisite |
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10 * @since 3.0.0 |
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11 */ |
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12 |
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13 /** Include Multisite initialization functions */ |
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14 require( ABSPATH . WPINC . '/ms-load.php' ); |
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15 require( ABSPATH . WPINC . '/ms-default-constants.php' ); |
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16 |
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17 if ( defined( 'SUNRISE' ) ) |
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18 include_once( WP_CONTENT_DIR . '/sunrise.php' ); |
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19 |
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20 /** Check for and define SUBDOMAIN_INSTALL and the deprecated VHOST constant. */ |
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21 ms_subdomain_constants(); |
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22 |
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23 if ( !isset( $current_site ) || !isset( $current_blog ) ) { |
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24 |
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25 $domain = addslashes( $_SERVER['HTTP_HOST'] ); |
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26 if ( false !== strpos( $domain, ':' ) ) { |
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27 if ( substr( $domain, -3 ) == ':80' ) { |
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28 $domain = substr( $domain, 0, -3 ); |
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29 $_SERVER['HTTP_HOST'] = substr( $_SERVER['HTTP_HOST'], 0, -3 ); |
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30 } elseif ( substr( $domain, -4 ) == ':443' ) { |
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31 $domain = substr( $domain, 0, -4 ); |
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32 $_SERVER['HTTP_HOST'] = substr( $_SERVER['HTTP_HOST'], 0, -4 ); |
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33 } else { |
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34 wp_load_translations_early(); |
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35 wp_die( __( 'Multisite only works without the port number in the URL.' ) ); |
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36 } |
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37 } |
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38 |
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39 $domain = rtrim( $domain, '.' ); |
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40 $cookie_domain = $domain; |
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41 if ( substr( $cookie_domain, 0, 4 ) == 'www.' ) |
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42 $cookie_domain = substr( $cookie_domain, 4 ); |
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43 |
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44 $path = preg_replace( '|([a-z0-9-]+.php.*)|', '', $_SERVER['REQUEST_URI'] ); |
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45 $path = str_replace ( '/wp-admin/', '/', $path ); |
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46 $path = preg_replace( '|(/[a-z0-9-]+?/).*|', '$1', $path ); |
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47 |
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48 $current_site = wpmu_current_site(); |
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49 if ( ! isset( $current_site->blog_id ) ) |
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50 $current_site->blog_id = $wpdb->get_var( $wpdb->prepare( "SELECT blog_id FROM $wpdb->blogs WHERE domain = %s AND path = %s", $current_site->domain, $current_site->path ) ); |
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51 |
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52 if ( is_subdomain_install() ) { |
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53 $current_blog = wp_cache_get( 'current_blog_' . $domain, 'site-options' ); |
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54 if ( !$current_blog ) { |
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55 $current_blog = get_blog_details( array( 'domain' => $domain ), false ); |
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56 if ( $current_blog ) |
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57 wp_cache_set( 'current_blog_' . $domain, $current_blog, 'site-options' ); |
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58 } |
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59 if ( $current_blog && $current_blog->site_id != $current_site->id ) { |
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60 $current_site = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->site WHERE id = %d", $current_blog->site_id ) ); |
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61 if ( ! isset( $current_site->blog_id ) ) |
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62 $current_site->blog_id = $wpdb->get_var( $wpdb->prepare( "SELECT blog_id FROM $wpdb->blogs WHERE domain = %s AND path = %s", $current_site->domain, $current_site->path ) ); |
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63 } else |
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64 $blogname = substr( $domain, 0, strpos( $domain, '.' ) ); |
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65 } else { |
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66 $blogname = htmlspecialchars( substr( $_SERVER[ 'REQUEST_URI' ], strlen( $path ) ) ); |
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67 if ( false !== strpos( $blogname, '/' ) ) |
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68 $blogname = substr( $blogname, 0, strpos( $blogname, '/' ) ); |
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69 if ( false !== strpos( $blogname, '?' ) ) |
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70 $blogname = substr( $blogname, 0, strpos( $blogname, '?' ) ); |
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71 $reserved_blognames = array( 'page', 'comments', 'blog', 'wp-admin', 'wp-includes', 'wp-content', 'files', 'feed' ); |
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72 if ( $blogname != '' && ! in_array( $blogname, $reserved_blognames ) && ! is_file( $blogname ) ) |
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73 $path .= $blogname . '/'; |
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74 $current_blog = wp_cache_get( 'current_blog_' . $domain . $path, 'site-options' ); |
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75 if ( ! $current_blog ) { |
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76 $current_blog = get_blog_details( array( 'domain' => $domain, 'path' => $path ), false ); |
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77 if ( $current_blog ) |
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78 wp_cache_set( 'current_blog_' . $domain . $path, $current_blog, 'site-options' ); |
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79 } |
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80 unset($reserved_blognames); |
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81 } |
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82 |
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83 if ( ! defined( 'WP_INSTALLING' ) && is_subdomain_install() && ! is_object( $current_blog ) ) { |
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84 if ( defined( 'NOBLOGREDIRECT' ) ) { |
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85 $destination = NOBLOGREDIRECT; |
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86 if ( '%siteurl%' == $destination ) |
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87 $destination = "http://" . $current_site->domain . $current_site->path; |
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88 } else { |
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89 $destination = 'http://' . $current_site->domain . $current_site->path . 'wp-signup.php?new=' . str_replace( '.' . $current_site->domain, '', $domain ); |
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90 } |
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91 header( 'Location: ' . $destination ); |
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92 die(); |
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93 } |
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94 |
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95 if ( ! defined( 'WP_INSTALLING' ) ) { |
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96 if ( $current_site && ! $current_blog ) { |
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97 if ( $current_site->domain != $_SERVER[ 'HTTP_HOST' ] ) { |
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98 header( 'Location: http://' . $current_site->domain . $current_site->path ); |
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99 exit; |
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100 } |
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101 $current_blog = get_blog_details( array( 'domain' => $current_site->domain, 'path' => $current_site->path ), false ); |
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102 } |
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103 if ( ! $current_blog || ! $current_site ) |
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104 ms_not_installed(); |
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105 } |
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106 |
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107 $blog_id = $current_blog->blog_id; |
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108 $public = $current_blog->public; |
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109 |
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110 if ( empty( $current_blog->site_id ) ) |
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111 $current_blog->site_id = 1; |
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112 $site_id = $current_blog->site_id; |
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113 |
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114 $current_site = get_current_site_name( $current_site ); |
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115 |
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116 if ( ! $blog_id ) { |
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117 if ( defined( 'WP_INSTALLING' ) ) { |
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118 $current_blog->blog_id = $blog_id = 1; |
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119 } else { |
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120 wp_load_translations_early(); |
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121 $msg = ! $wpdb->get_var( "SHOW TABLES LIKE '$wpdb->site'" ) ? ' ' . __( 'Database tables are missing.' ) : ''; |
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122 wp_die( __( 'No site by that name on this system.' ) . $msg ); |
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123 } |
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124 } |
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125 } |
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126 $wpdb->set_prefix( $table_prefix, false ); // $table_prefix can be set in sunrise.php |
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127 $wpdb->set_blog_id( $current_blog->blog_id, $current_blog->site_id ); |
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128 $table_prefix = $wpdb->get_blog_prefix(); |
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129 |
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130 // need to init cache again after blog_id is set |
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131 wp_start_object_cache(); |
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132 |
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133 // Define upload directory constants |
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134 ms_upload_constants(); |