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<?php |
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|
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require_once __DIR__ . '/database-status.php'; |
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require_once __DIR__ . '/database-upgrade.php'; |
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require_once __DIR__ . '/database-upgrader.php'; |
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|
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class Red_Database { |
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/** |
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* Get all upgrades for a database version |
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* |
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* @param string $current_version |
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* @param string|false $current_stage |
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* @return list<Red_Database_Upgrade> Array of versions from self::get_upgrades() |
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*/ |
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public function get_upgrades_for_version( $current_version, $current_stage ) { |
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if ( empty( $current_version ) ) { |
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return [ |
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new Red_Database_Upgrade( REDIRECTION_DB_VERSION, 'latest.php', 'Red_Latest_Database' ), |
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]; |
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} |
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|
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$upgraders = []; |
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$found = false; |
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|
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foreach ( $this->get_upgrades() as $upgrade ) { |
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if ( ! $found ) { |
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$upgrader = Red_Database_Upgrader::get( $upgrade ); |
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|
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$stage_present = is_string( $current_stage ) && in_array( $current_stage, array_keys( $upgrader->get_stages() ), true ); |
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$same_version = $current_stage === false && version_compare( $upgrade->get_version(), $current_version, 'gt' ); |
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|
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if ( $stage_present || $same_version ) { |
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$found = true; |
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} |
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} |
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|
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if ( $found ) { |
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$upgraders[] = $upgrade; |
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} |
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} |
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|
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return $upgraders; |
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} |
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|
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/** |
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* Apply a particular upgrade stage |
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* |
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* @return void |
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*/ |
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public function apply_upgrade( Red_Database_Status $status ) { |
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$upgraders = $this->get_upgrades_for_version( $status->get_current_version(), $status->get_current_stage() ); |
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|
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if ( count( $upgraders ) === 0 ) { |
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$status->set_error( 'No upgrades found for version ' . $status->get_current_version() ); |
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return; |
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} |
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|
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if ( $status->get_current_stage() === false ) { |
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if ( $status->needs_installing() ) { |
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$status->start_install( $upgraders ); |
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} else { |
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$status->start_upgrade( $upgraders ); |
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} |
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} |
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|
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// Look at first upgrade |
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$upgrader = Red_Database_Upgrader::get( $upgraders[0] ); |
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|
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// Perform the upgrade |
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$upgrader->perform_stage( $status ); |
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|
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if ( ! $status->is_error() ) { |
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$status->set_next_stage(); |
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} |
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} |
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|
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/** |
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* Apply a callback to all sites in a multisite network, or to the current site if not multisite. |
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* |
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* @param callable $callback Callback function to apply to each site. |
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* @return void |
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*/ |
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public static function apply_to_sites( $callback ) { |
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if ( is_multisite() && ( is_network_admin() || ( defined( 'WP_CLI' ) && WP_CLI ) ) ) { |
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$total = get_sites( [ 'count' => true ] ); |
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$per_page = 100; |
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|
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// Paginate through all sites and apply the callback |
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for ( $offset = 0; $offset < $total; $offset += $per_page ) { |
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array_map( |
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function ( $site ) use ( $callback ) { |
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switch_to_blog( (int) $site->blog_id ); |
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|
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$callback(); |
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|
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restore_current_blog(); |
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}, |
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get_sites( [ 'number' => $per_page, 'offset' => $offset ] ) |
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); |
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} |
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|
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return; |
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} |
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|
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$callback(); |
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} |
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|
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/** |
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* Get latest database installer |
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* |
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* @return Red_Latest_Database Red_Latest_Database |
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*/ |
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public static function get_latest_database() { |
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include_once __DIR__ . '/schema/latest.php'; |
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|
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return new Red_Latest_Database(); |
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} |
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|
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/** |
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* List of all upgrades and their associated file |
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* |
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* @return list<Red_Database_Upgrade> Database upgrade array |
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*/ |
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public function get_upgrades() { |
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return [ |
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new Red_Database_Upgrade( '2.0.1', '201.php', 'Red_Database_201' ), |
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new Red_Database_Upgrade( '2.1.16', '216.php', 'Red_Database_216' ), |
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new Red_Database_Upgrade( '2.2', '220.php', 'Red_Database_220' ), |
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new Red_Database_Upgrade( '2.3.1', '231.php', 'Red_Database_231' ), |
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new Red_Database_Upgrade( '2.3.2', '232.php', 'Red_Database_232' ), |
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new Red_Database_Upgrade( '2.3.3', '233.php', 'Red_Database_233' ), |
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new Red_Database_Upgrade( '2.4', '240.php', 'Red_Database_240' ), |
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new Red_Database_Upgrade( '4.0', '400.php', 'Red_Database_400' ), |
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new Red_Database_Upgrade( '4.1', '410.php', 'Red_Database_410' ), |
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new Red_Database_Upgrade( '4.2', '420.php', 'Red_Database_420' ), |
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]; |
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} |
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} |
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|
