' . esc_html( basename( WP_CONTENT_DIR ) ) . ''
- );
- } elseif ( 'database/sqlite' === $module_slug && ! class_exists( 'SQLite3' ) ) {
- esc_html_e( 'The SQLite module cannot be activated because the SQLite extension is not loaded.', 'performance-lab' );
} else {
printf(
/* translators: %s: module name */
@@ -190,24 +176,6 @@ function perflab_render_modules_page_field( $module_slug, $module_data, $module_
" class="description">
- - - - -- -
- - - -- - - - -
- - ' . __( 'Settings > Performance', 'performance-lab' ) . '' - ); - perflab_render_pointer( - 'perflab-sqlite-module-removal-pointer', - array( - 'heading' => __( 'Action required', 'performance-lab' ), - 'content' => $content, - ) - ); - } - ); - return; - } - if ( in_array( 'perflab-admin-pointer', $dismissed, true ) ) { return; } @@ -565,155 +492,10 @@ function perflab_plugin_action_links_add_settings( $links ) { * @see perflab_render_modules_pointer() */ function perflab_dismiss_wp_pointer_wrapper() { - if ( isset( $_POST['pointer'] ) && 'perflab-admin-pointer' !== $_POST['pointer'] && 'perflab-sqlite-module-removal-pointer' !== $_POST['pointer'] ) { + if ( isset( $_POST['pointer'] ) && 'perflab-admin-pointer' !== $_POST['pointer'] ) { // Another plugin's pointer, do nothing. return; } check_ajax_referer( 'dismiss_pointer' ); } add_action( 'wp_ajax_dismiss-wp-pointer', 'perflab_dismiss_wp_pointer_wrapper', 0 ); - -/* - * Temporary code to inform about SQLite module removal. Since it will be - * removed again when the module is removed from the plugin, it uses a closure - * instead of a regular function. - */ -add_action( - 'admin_notices', - static function() { - global $hook_suffix; - - // Only show in the WordPress dashboard and Performance Lab admin screen. - if ( ! in_array( $hook_suffix, array( 'index.php', 'settings_page_' . PERFLAB_MODULES_SCREEN ), true ) ) { - return; - } - - // Only show if the SQLite module is active. - if ( ! defined( 'SQLITE_VERSION' ) || ! str_starts_with( SQLITE_VERSION, 'Performance Lab ' ) ) { - return; - } - - // Only show if the user can manage plugins. - if ( ! current_user_can( 'activate_plugins' ) ) { - return; - } - - $wp_kses_options = array( - 'span' => array( - 'style' => array(), - ), - 'strong' => array(), - 'a' => array( - 'href' => array(), - ), - ); - - $todo_before = ''; - $todo_after = ''; - $done_before = ''; - $done_after = ' ✅'; - - if ( file_exists( WP_PLUGIN_DIR . '/sqlite-database-integration/load.php' ) ) { - $step1_before = $done_before; - $step1_after = $done_after; - $step1_placeholder = 'SQLite Database Integration'; - } else { - $step1_before = $todo_before; - $step1_after = $todo_after; - $step1_placeholder = 'SQLite Database Integration'; - } - if ( defined( 'SQLITE_MAIN_FILE' ) ) { - $step2_before = $done_before; - $step2_after = $done_after; - } else { - $step2_before = $todo_before; - $step2_after = $todo_after; - if ( file_exists( WP_PLUGIN_DIR . '/sqlite-database-integration/load.php' ) ) { - $activate_url = wp_nonce_url( - add_query_arg( - array( - 'action' => 'activate', - 'plugin' => 'sqlite-database-integration/load.php', - ), - admin_url( 'plugins.php' ) - ), - 'activate-plugin_sqlite-database-integration/load.php' - ); - - $step2_before .= ''; - $step2_after = '' . $step2_after; - } - } - $step3_before = $todo_before; - $step3_after = $todo_after; - $step3_placeholder = 'SQLite'; - if ( 'index.php' === $hook_suffix && defined( 'SQLITE_MAIN_FILE' ) ) { - // Link to Performance Lab settings. - $screen_url = add_query_arg( - 'page', - PERFLAB_MODULES_SCREEN, - admin_url( 'options-general.php' ) - ); - - $step3_before .= ''; - $step3_after = '' . $step3_after; - } - - /* - * The first two translation strings below are reused in the SQLite - * module admin pointer to keep new temporary translation strings at a - * small number. - */ - ?> -- - -
-%s
', - sprintf( - /* translators: 1: PERFLAB_SQLITE_DB_DROPIN_VERSION constant, 2: db.php drop-in path */ - __( 'The SQLite Integration module is active, but the %1$s constant is missing. It appears you already have another %2$s file present on your site. ', 'performance-lab' ), - 'PERFLAB_SQLITE_DB_DROPIN_VERSION',
- '' . esc_html( basename( WP_CONTENT_DIR ) ) . '/db.php'
- )
- );
-
- return;
- }
-
- // The dropin db.php is missing.
- printf(
- '%s
' . esc_html( basename( WP_CONTENT_DIR ) ) . '/db.php',
- esc_url( admin_url( 'options-general.php?page=' . PERFLAB_MODULES_SCREEN ) )
- )
- );
-}
-add_action( 'admin_notices', 'perflab_sqlite_plugin_admin_notice' ); // Add the admin notices.
-
-/**
- * Adds a link to the admin bar.
- *
- * @since 2.0.0
- *
- * @global wpdb $wpdb WordPress database abstraction object.
- *
- * @param WP_Admin_Bar $admin_bar The admin bar object.
- */
-function perflab_sqlite_plugin_adminbar_item( $admin_bar ) {
- global $wpdb;
-
- if ( defined( 'PERFLAB_SQLITE_DB_DROPIN_VERSION' ) && defined( 'DATABASE_TYPE' ) && 'sqlite' === DATABASE_TYPE ) {
- $title = '' . __( 'Database: SQLite', 'performance-lab' ) . '';
- } elseif ( stripos( $wpdb->db_server_info(), 'maria' ) !== false ) {
- $title = '' . __( 'Database: MariaDB', 'performance-lab' ) . '';
- } else {
- $title = '' . __( 'Database: MySQL', 'performance-lab' ) . '';
- }
-
- $args = array(
- 'id' => 'performance-lab-sqlite',
- 'parent' => 'top-secondary',
- 'title' => $title,
- 'href' => esc_url( admin_url( 'options-general.php?page=' . PERFLAB_MODULES_SCREEN ) ),
- 'meta' => false,
- );
- $admin_bar->add_node( $args );
-}
-add_action( 'admin_bar_menu', 'perflab_sqlite_plugin_adminbar_item', 999 );
diff --git a/modules/database/sqlite/can-load.php b/modules/database/sqlite/can-load.php
deleted file mode 100644
index 2664120e40..0000000000
--- a/modules/database/sqlite/can-load.php
+++ /dev/null
@@ -1,37 +0,0 @@
-delete( WP_CONTENT_DIR . '/db.php' );
- }
- }
-
- // Run an action on `shutdown`, to deactivate the option in the MySQL database.
- add_action(
- 'shutdown',
- static function() {
- global $table_prefix;
-
- // Get credentials for the MySQL database.
- $dbuser = defined( 'DB_USER' ) ? DB_USER : '';
- $dbpassword = defined( 'DB_PASSWORD' ) ? DB_PASSWORD : '';
- $dbname = defined( 'DB_NAME' ) ? DB_NAME : '';
- $dbhost = defined( 'DB_HOST' ) ? DB_HOST : '';
-
- // Init a connection to the MySQL database.
- $wpdb_mysql = new wpdb( $dbuser, $dbpassword, $dbname, $dbhost );
- $wpdb_mysql->set_prefix( $table_prefix );
-
- // Get the perflab options, remove the database/sqlite module and update the option.
- $row = $wpdb_mysql->get_row( $wpdb_mysql->prepare( "SELECT option_value FROM $wpdb_mysql->options WHERE option_name = %s LIMIT 1", PERFLAB_MODULES_SETTING ) );
- if ( is_object( $row ) ) {
- $value = maybe_unserialize( $row->option_value );
- if ( is_array( $value ) && isset( $value['database/sqlite'] ) ) {
- unset( $value['database/sqlite'] );
- $wpdb_mysql->update( $wpdb_mysql->options, array( 'option_value' => maybe_serialize( $value ) ), array( 'option_name' => PERFLAB_MODULES_SETTING ) );
- }
- }
- }
- );
-};
diff --git a/modules/database/sqlite/load.php b/modules/database/sqlite/load.php
deleted file mode 100644
index 1bbd069fe2..0000000000
--- a/modules/database/sqlite/load.php
+++ /dev/null
@@ -1,24 +0,0 @@
- 'DATABASE_TYPE',
- 'value' => ( defined( 'DATABASE_TYPE' ) ? DATABASE_TYPE : __( 'Undefined', 'performance-lab' ) ),
- 'debug' => ( defined( 'DATABASE_TYPE' ) ? DATABASE_TYPE : 'undefined' ),
- );
-
- $info['wp-database']['fields']['database_type'] = array(
- 'label' => __( 'Database type', 'performance-lab' ),
- 'value' => 'sqlite' === $database_type ? 'SQLite' : 'MySQL/MariaDB',
- );
-
- if ( 'sqlite' === $database_type ) {
- $info['wp-database']['fields']['database_version'] = array(
- 'label' => __( 'SQLite version', 'performance-lab' ),
- 'value' => class_exists( 'SQLite3' ) ? SQLite3::version()['versionString'] : null,
- );
-
- $info['wp-database']['fields']['database_file'] = array(
- 'label' => __( 'Database file', 'performance-lab' ),
- 'value' => FQDB,
- 'private' => true,
- );
-
- $info['wp-database']['fields']['database_size'] = array(
- 'label' => __( 'Database size', 'performance-lab' ),
- 'value' => size_format( filesize( FQDB ) ),
- );
-
- unset( $info['wp-database']['fields']['extension'] );
- unset( $info['wp-database']['fields']['server_version'] );
- unset( $info['wp-database']['fields']['client_version'] );
- unset( $info['wp-database']['fields']['database_host'] );
- unset( $info['wp-database']['fields']['database_user'] );
- unset( $info['wp-database']['fields']['database_name'] );
- unset( $info['wp-database']['fields']['database_charset'] );
- unset( $info['wp-database']['fields']['database_collate'] );
- unset( $info['wp-database']['fields']['max_allowed_packet'] );
- unset( $info['wp-database']['fields']['max_connections'] );
- }
-
- return $info;
-}
-add_filter( 'debug_information', 'perflab_sqlite_plugin_filter_debug_data' ); // Filter debug data in site-health screen.
diff --git a/modules/database/sqlite/wp-includes/sqlite/class-perflab-sqlite-alter-query.php b/modules/database/sqlite/wp-includes/sqlite/class-perflab-sqlite-alter-query.php
deleted file mode 100644
index d9909732fa..0000000000
--- a/modules/database/sqlite/wp-includes/sqlite/class-perflab-sqlite-alter-query.php
+++ /dev/null
@@ -1,611 +0,0 @@
-_query = 'SELECT 1=1';
- return $this->_query;
- }
-
- $tmp_query = array();
- $re_command = '';
- $command = str_ireplace( $match[0], '', $query );
- $tmp_tokens['query_type'] = trim( $match[1] );
- $tmp_tokens['table_name'] = trim( $match[2] );
- $command_array = explode( ',', $command );
-
- $single_command = array_shift( $command_array );
- if ( ! empty( $command_array ) ) {
- $re_command = "ALTER TABLE {$tmp_tokens['table_name']} ";
- $re_command .= implode( ',', $command_array );
- }
- $command_tokens = $this->command_tokenizer( $single_command );
- if ( empty( $command_tokens ) ) {
- $this->_query = 'SELECT 1=1';
- return $this->_query;
- }
- $tokens = array_merge( $tmp_tokens, $command_tokens );
- $command_name = strtolower( $tokens['command'] );
- switch ( $command_name ) {
- case 'add column':
- case 'rename to':
- case 'add index':
- case 'drop index':
- $tmp_query = $this->handle_single_command( $tokens );
- break;
-
- case 'add primary key':
- $tmp_query = $this->handle_add_primary_key( $tokens );
- break;
-
- case 'drop primary key':
- $tmp_query = $this->handle_drop_primary_key( $tokens );
- break;
-
- case 'modify column':
- $tmp_query = $this->handle_modify_command( $tokens );
- break;
-
- case 'change column':
- $tmp_query = $this->handle_change_command( $tokens );
- break;
-
- case 'alter column':
- $tmp_query = $this->handle_alter_command( $tokens );
- break;
-
- default:
- break;
- }
- if ( ! is_array( $tmp_query ) ) {
- $this->_query[] = $tmp_query;
- } else {
- $this->_query = $tmp_query;
- }
- if ( '' !== $re_command ) {
- $this->_query = array_merge( $this->_query, array( 'recursion' => $re_command ) );
- }
-
- return $this->_query;
- }
-
- /**
- * Function to analyze ALTER TABLE command and sets the data to an array.
- *
- * @param string $command The command string.
- *
- * @return array
- * @access private
- */
- private function command_tokenizer( $command ) {
- $tokens = array();
- $pattern = '/^(ADD|DROP|RENAME|MODIFY|CHANGE|ALTER)\\s*(\\w+)?\\s*(\\w+(\(.+\)|))?\\s*/ims';
- if ( preg_match( $pattern, $command, $match ) ) {
- $the_rest = str_ireplace( $match[0], '', $command );
- $match_1 = trim( $match[1] );
- $match_2 = trim( $match[2] );
- $match_3 = isset( $match[3] ) ? trim( $match[3] ) : '';
- switch ( strtolower( $match_1 ) ) {
- case 'add':
- if ( in_array( strtolower( $match_2 ), array( 'fulltext', 'constraint', 'foreign' ), true ) ) {
- break;
- }
-
- if ( stripos( 'column', $match_2 ) !== false ) {
- $tokens['command'] = $match_1 . ' ' . $match_2;
- $tokens['column_name'] = $match_3;
- $tokens['column_def'] = trim( $the_rest );
- } elseif ( stripos( 'primary', $match_2 ) !== false ) {
- $tokens['command'] = $match_1 . ' ' . $match_2 . ' ' . $match_3;
- $tokens['column_name'] = $the_rest;
- } elseif ( stripos( 'unique', $match_2 ) !== false ) {
- list($index_name, $col_name) = preg_split( '/[\(\)]/s', trim( $the_rest ), -1, PREG_SPLIT_DELIM_CAPTURE );
- $tokens['unique'] = true;
- $tokens['command'] = $match_1 . ' ' . $match_3;
- $tokens['index_name'] = trim( $index_name );
- $tokens['column_name'] = '(' . trim( $col_name ) . ')';
- } elseif ( in_array( strtolower( $match_2 ), array( 'index', 'key' ), true ) ) {
- $tokens['command'] = $match_1 . ' ' . $match_2;
- $tokens['index_name'] = $match_3;
- if ( '' === $match_3 ) {
- $tokens['index_name'] = str_replace( array( '(', ')' ), '', $the_rest );
- }
- $tokens['column_name'] = trim( $the_rest );
- } else {
- $tokens['command'] = $match_1 . ' COLUMN';
- $tokens['column_name'] = $match_2;
- $tokens['column_def'] = $match_3 . ' ' . $the_rest;
- }
- break;
-
- case 'drop':
- if ( stripos( 'column', $match_2 ) !== false ) {
- $tokens['command'] = $match_1 . ' ' . $match_2;
- $tokens['column_name'] = trim( $match_3 );
- } elseif ( stripos( 'primary', $match_2 ) !== false ) {
- $tokens['command'] = $match_1 . ' ' . $match_2 . ' ' . $match_3;
- } elseif ( in_array( strtolower( $match_2 ), array( 'index', 'key' ), true ) ) {
- $tokens['command'] = $match_1 . ' ' . $match_2;
- $tokens['index_name'] = $match_3;
- } elseif ( stripos( 'primary', $match_2 ) !== false ) {
- $tokens['command'] = $match_1 . ' ' . $match_2 . ' ' . $match_3;
- } else {
- $tokens['command'] = $match_1 . ' COLUMN';
- $tokens['column_name'] = $match_2;
- }
- break;
-
- case 'rename':
- if ( stripos( 'to', $match_2 ) !== false ) {
- $tokens['command'] = $match_1 . ' ' . $match_2;
- $tokens['column_name'] = $match_3;
- } else {
- $tokens['command'] = $match_1 . ' TO';
- $tokens['column_name'] = $match_2;
- }
- break;
-
- case 'modify':
- if ( stripos( 'column', $match_2 ) !== false ) {
- $tokens['command'] = $match_1 . ' ' . $match_2;
- $tokens['column_name'] = $match_3;
- $tokens['column_def'] = trim( $the_rest );
- } else {
- $tokens['command'] = $match_1 . ' COLUMN';
- $tokens['column_name'] = $match_2;
- $tokens['column_def'] = $match_3 . ' ' . trim( $the_rest );
- }
- break;
-
- case 'change':
- $the_rest = trim( $the_rest );
- if ( stripos( 'column', $match_2 ) !== false ) {
- $tokens['command'] = $match_1 . ' ' . $match_2;
- $tokens['old_column'] = $match_3;
- list($new_col) = explode( ' ', $the_rest );
- $tmp_col = preg_replace( '/\(.+?\)/im', '', $new_col );
- if ( array_key_exists( strtolower( $tmp_col ), $this->array_types ) ) {
- $tokens['column_def'] = $the_rest;
- } else {
- $tokens['new_column'] = $new_col;
- $col_def = str_replace( $new_col, '', $the_rest );
- $tokens['column_def'] = trim( $col_def );
- }
- } else {
- $tokens['command'] = $match_1 . ' column';
- $tokens['old_column'] = $match_2;
- $tmp_col = preg_replace( '/\(.+?\)/im', '', $match_3 );
- if ( array_key_exists( strtolower( $tmp_col ), $this->array_types ) ) {
- $tokens['column_def'] = $match_3 . ' ' . $the_rest;
- } else {
- $tokens['new_column'] = $match_3;
- $tokens['column_def'] = $the_rest;
- }
- }
- break;
-
- case 'alter':
- $tokens['default_command'] = 'DROP DEFAULT';
- if ( stripos( 'column', $match_2 ) !== false ) {
- $tokens['command'] = $match_1 . ' ' . $match_2;
- $tokens['column_name'] = $match_3;
- list($set_or_drop) = explode( ' ', $the_rest );
- if ( stripos( 'set', $set_or_drop ) !== false ) {
- $tokens['default_command'] = 'SET DEFAULT';
- $default_value = str_ireplace( 'set default', '', $the_rest );
- $tokens['default_value'] = trim( $default_value );
- }
- } else {
- $tokens['command'] = $match_1 . ' COLUMN';
- $tokens['column_name'] = $match_2;
- if ( stripos( 'set', $match_3 ) !== false ) {
- $tokens['default_command'] = 'SET DEFAULT';
- $default_value = str_ireplace( 'default', '', $the_rest );
- $tokens['default_value'] = trim( $default_value );
- }
- }
- break;
-
- default:
- break;
- }
- }
- return $tokens;
- }
-
- /**
- * Function to handle single command.
- *
- * @access private
- *
- * @param array $queries An array of string queries.
- *
- * @return string
- */
- private function handle_single_command( $queries ) {
- $tokenized_query = $queries;
-
- // Command is "add column".
- if ( stripos( $tokenized_query['command'], 'add column' ) !== false ) {
- $column_def = $this->convert_field_types( $tokenized_query['column_name'], $tokenized_query['column_def'] );
- return "ALTER TABLE {$tokenized_query['table_name']} ADD COLUMN {$tokenized_query['column_name']} $column_def";
- }
-
- // Command is "rename".
- if ( stripos( $tokenized_query['command'], 'rename' ) !== false ) {
- return "ALTER TABLE {$tokenized_query['table_name']} RENAME TO {$tokenized_query['column_name']}";
- }
-
- // Command is "add index".
- if ( stripos( $tokenized_query['command'], 'add index' ) !== false ) {
- $unique = isset( $tokenized_query['unique'] ) ? 'UNIQUE' : '';
- return "CREATE $unique INDEX IF NOT EXISTS {$tokenized_query['index_name']} ON {$tokenized_query['table_name']} {$tokenized_query['column_name']}";
- }
-
- // Command is "drop index".
- if ( stripos( $tokenized_query['command'], 'drop index' ) !== false ) {
- return "DROP INDEX IF EXISTS {$tokenized_query['index_name']}";
- }
-
- // Fallback.
- return 'SELECT 1=1';
- }
-
- /**
- * Function to handle ADD PRIMARY KEY.
- *
- * @access private
- *
- * @param array $queries An array of string queries.
- *
- * @return array
- */
- private function handle_add_primary_key( $queries ) {
- $tokenized_query = $queries;
- $tbl_name = $tokenized_query['table_name'];
- $temp_table = 'temp_' . $tokenized_query['table_name'];
- $query_obj = ( new Perflab_SQLite_DB() )->get_results( "SELECT sql FROM sqlite_master WHERE tbl_name='$tbl_name'" );
- for ( $i = 0; $i < count( $query_obj ); $i++ ) {
- $index_queries[ $i ] = $query_obj[ $i ]->sql;
- }
- $table_query = ", PRIMARY KEY {$tokenized_query['column_name']}";
- $query = array(
- $table_query,
- "INSERT INTO $temp_table SELECT * FROM {$tokenized_query['table_name']}",
- "DROP TABLE IF EXISTS {$tokenized_query['table_name']}",
- "ALTER TABLE $temp_table RENAME TO {$tokenized_query['table_name']}",
- );
-
- foreach ( $index_queries as $index ) {
- $query[] = $index;
- }
-
- return $query;
- }
-
- /**
- * Function to handle DROP PRIMARY KEY.
- *
- * @access private
- *
- * @param array $queries An of string $queries.
- *
- * @return array
- */
- private function handle_drop_primary_key( $queries ) {
- $tokenized_query = $queries;
- $temp_table = 'temp_' . $tokenized_query['table_name'];
- $query_obj = ( new Perflab_SQLite_DB() )->get_results( "SELECT sql FROM sqlite_master WHERE tbl_name='{$tokenized_query['table_name']}'" );
- for ( $i = 0; $i < count( $query_obj ); $i++ ) {
- $index_queries[ $i ] = $query_obj[ $i ]->sql;
- }
- $table_query = array_shift( $index_queries );
- $pattern1 = '/^\\s*PRIMARY\\s*KEY\\s*\(.*\)/im';
- $pattern2 = '/^\\s*.*(PRIMARY\\s*KEY\\s*(:?AUTOINCREMENT|))\\s*(?!\()/im';
- if ( preg_match( $pattern1, $table_query, $match ) ) {
- $table_query = str_replace( $match[0], '', $table_query );
- } elseif ( preg_match( $pattern2, $table_query, $match ) ) {
- $table_query = str_replace( $match[1], '', $table_query );
- }
- $table_query = str_replace( $tokenized_query['table_name'], $temp_table, $table_query );
- $query = array(
- $table_query,
- "INSERT INTO $temp_table SELECT * FROM {$tokenized_query['table_name']}",
- "DROP TABLE IF EXISTS {$tokenized_query['table_name']}",
- "ALTER TABLE $temp_table RENAME TO {$tokenized_query['table_name']}",
- );
- foreach ( $index_queries as $index ) {
- $query[] = $index;
- }
-
- return $query;
- }
-
- /**
- * Function to handle MODIFY COLUMN.
- *
- * @access private
- *
- * @param array $queries An array of string queries.
- *
- * @return string|array
- */
- private function handle_modify_command( $queries ) {
- $tokenized_query = $queries;
- $temp_table = 'temp_' . $tokenized_query['table_name'];
- $column_def = $this->convert_field_types( $tokenized_query['column_name'], $tokenized_query['column_def'] );
- $query_obj = ( new Perflab_SQLite_DB() )->get_results( "SELECT sql FROM sqlite_master WHERE tbl_name='{$tokenized_query['table_name']}'" );
- for ( $i = 0; $i < count( $query_obj ); $i++ ) {
- $index_queries[ $i ] = $query_obj[ $i ]->sql;
- }
- $create_query = array_shift( $index_queries );
- if ( stripos( $create_query, $tokenized_query['column_name'] ) === false ) {
- return 'SELECT 1=1';
- }
- $pattern = "/{$tokenized_query['column_name']}\\s*{$column_def}\\s*[,)]/i";
- if ( preg_match( $pattern, $create_query ) ) {
- return 'SELECT 1=1';
- }
- $pattern_1 = "/{$tokenized_query['table_name']}/i";
- $pattern_2 = "/\\b{$tokenized_query['column_name']}\\s*.*(?=,)/ims";
- $pattern_3 = "/\\b{$tokenized_query['column_name']}\\s*.*(?=\))/ims";
-
- $create_query = preg_replace( $pattern_1, $temp_table, $create_query );
- if ( preg_match( $pattern_2, $create_query ) ) {
- $create_query = preg_replace( $pattern_2, "{$tokenized_query['column_name']} {$column_def}", $create_query );
- } elseif ( preg_match( $pattern_3, $create_query ) ) {
- $create_query = preg_replace( $pattern_3, "{$tokenized_query['column_name']} {$column_def}", $create_query );
- }
- $query = array(
- $create_query,
- "INSERT INTO $temp_table SELECT * FROM {$tokenized_query['table_name']}",
- "DROP TABLE IF EXISTS {$tokenized_query['table_name']}",
- "ALTER TABLE $temp_table RENAME TO {$tokenized_query['table_name']}",
- );
- foreach ( $index_queries as $index ) {
- $query[] = $index;
- }
-
- return $query;
- }
-
- /**
- * Function to handle CHANGE COLUMN.
- *
- * @access private
- *
- * @param array $queries An array of string queries.
- *
- * @return string|array
- */
- private function handle_change_command( $queries ) {
- $col_check = false;
- $old_fields = '';
- $tokenized_query = $queries;
- $temp_table = 'temp_' . $tokenized_query['table_name'];
- $column_name = $tokenized_query['old_column'];
- if ( isset( $tokenized_query['new_column'] ) ) {
- $column_name = $tokenized_query['new_column'];
- }
- $column_def = $this->convert_field_types( $column_name, $tokenized_query['column_def'] );
- $col_obj = ( new Perflab_SQLite_DB() )->get_results( "SHOW COLUMNS FROM {$tokenized_query['table_name']}" );
- foreach ( $col_obj as $col ) {
- if ( stripos( $col->Field, $tokenized_query['old_column'] ) !== false ) { // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase
- $col_check = true;
- }
- $old_fields .= $col->Field . ','; // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase
- }
- if ( false === $col_check ) {
- return 'SELECT 1=1';
- }
- $old_fields = rtrim( $old_fields, ',' );
- $new_fields = str_ireplace( $tokenized_query['old_column'], $column_name, $old_fields );
- $query_obj = ( new Perflab_SQLite_DB() )->get_results( "SELECT sql FROM sqlite_master WHERE tbl_name='{$tokenized_query['table_name']}'" );
- for ( $i = 0; $i < count( $query_obj ); $i++ ) {
- $index_queries[ $i ] = $query_obj[ $i ]->sql;
- }
- $create_query = array_shift( $index_queries );
- $create_query = preg_replace( "/{$tokenized_query['table_name']}/i", $temp_table, $create_query );
-
- $pattern_1 = "/\\b{$tokenized_query['old_column']}\\s*(.+?)(?=,)/ims";
- $pattern_2 = "/\\b{$tokenized_query['old_column']}\\s*(.+?)(?=\))/ims";
- if ( preg_match( $pattern_1, $create_query, $match ) ) {
- if ( stripos( trim( $match[1] ), $column_def ) !== false ) {
- return 'SELECT 1=1';
- }
- $pattern = "/\\b{$tokenized_query['old_column']}\\s*.+?(?=,)/ims";
- $create_query = preg_replace( $pattern, "{$column_name} {$column_def}", $create_query, 1 );
- } elseif ( preg_match( $pattern_2, $create_query, $match ) ) {
- if ( stripos( trim( $match[1] ), $column_def ) !== false ) {
- return 'SELECT 1=1';
- }
- $pattern = "/\\b{$tokenized_query['old_column']}\\s*.*(?=\))/ims";
- $create_query = preg_replace( $pattern, "{$column_name} {$column_def}", $create_query, 1 );
- }
- $query = array(
- $create_query,
- "INSERT INTO $temp_table ($new_fields) SELECT $old_fields FROM {$tokenized_query['table_name']}",
- "DROP TABLE IF EXISTS {$tokenized_query['table_name']}",
- "ALTER TABLE $temp_table RENAME TO {$tokenized_query['table_name']}",
- );
- foreach ( $index_queries as $index ) {
- $query[] = $index;
- }
-
- return $query;
- }
-
- /**
- * Function to handle ALTER COLUMN.
- *
- * @access private
- *
- * @param array $queries An array of string queries.
- *
- * @return string|array
- */
- private function handle_alter_command( $queries ) {
- $tokenized_query = $queries;
- $temp_table = 'temp_' . $tokenized_query['table_name'];
- $def_value = null;
- if ( isset( $tokenized_query['default_value'] ) ) {
- $def_value = $this->convert_field_types( $tokenized_query['column_name'], $tokenized_query['default_value'] );
- $def_value = 'DEFAULT ' . $def_value;
- }
- $query_obj = ( new Perflab_SQLite_DB() )->get_results( "SELECT sql FROM sqlite_master WHERE tbl_name='{$tokenized_query['table_name']}'" );
- for ( $i = 0; $i < count( $query_obj ); $i++ ) {
- $index_queries[ $i ] = $query_obj[ $i ]->sql;
- }
- $create_query = array_shift( $index_queries );
- if ( stripos( $create_query, $tokenized_query['column_name'] ) === false ) {
- return 'SELECT 1=1';
- }
- $pattern_1 = "/\\s*({$tokenized_query['column_name']})\\s*(.*)?(DEFAULT\\s*.*)[,)]/im";
- $pattern_2 = "/\\s*({$tokenized_query['column_name']})\\s*(.*)?[,)]/im";
- if ( preg_match( $pattern_1, $create_query, $match ) ) {
- $col_name = trim( $match[1] );
- $col_def = trim( $match[2] );
- $col_def_esc = str_replace( array( '(', ')' ), array( '\(', '\)' ), $col_def );
- $checked_col_def = $this->convert_field_types( $col_name, $col_def );
- $old_default = trim( $match[3] );
- $replacement = $col_name . ' ' . $checked_col_def;
- if ( ! is_null( $def_value ) ) {
- $replacement .= ' ' . $def_value;
- }
- $pattern = "/$col_name\\s*$col_def_esc\\s*$old_default/im";
- $create_query = preg_replace( $pattern, $replacement, $create_query );
- $create_query = str_ireplace( $tokenized_query['table_name'], $temp_table, $create_query );
- } elseif ( preg_match( $pattern_2, $create_query, $match ) ) {
- $col_name = trim( $match[1] );
- $col_def = trim( $match[2] );
- $col_def_esc = str_replace( array( '(', ')' ), array( '\(', '\)' ), $col_def );
- $checked_col_def = $this->convert_field_types( $col_name, $col_def );
- $replacement = $col_name . ' ' . $checked_col_def;
- if ( ! is_null( $def_value ) ) {
- $replacement .= ' ' . $def_value;
- }
- $pattern = "/$col_name\\s*$col_def_esc/im";
- $create_query = preg_replace( $pattern, $replacement, $create_query );
- $create_query = str_ireplace( $tokenized_query['table_name'], $temp_table, $create_query );
- } else {
- return 'SELECT 1=1';
- }
- $query = array(
- $create_query,
- "INSERT INTO $temp_table SELECT * FROM {$tokenized_query['table_name']}",
- "DROP TABLE IF EXISTS {$tokenized_query['table_name']}",
- "ALTER TABLE $temp_table RENAME TO {$tokenized_query['table_name']}",
- );
- foreach ( $index_queries as $index ) {
- $query[] = $index;
- }
-
- return $query;
- }
-
- /**
- * Function to change the field definition to SQLite compatible data type.
- *
- * @access private
- *
- * @param string $col_name Column name.
- * @param string $col_def Column definition.
- *
- * @return string
- */
- private function convert_field_types( $col_name, $col_def ) {
- $array_curtime = array( 'current_timestamp', 'current_time', 'current_date' );
- $array_reptime = array( "'0000-00-00 00:00:00'", "'0000-00-00 00:00:00'", "'0000-00-00'" );
- $def_string = str_replace( '`', '', $col_def );
- foreach ( $this->array_types as $o => $r ) {
- $pattern = "/\\b$o\\s*(\([^\)]*\)*)?\\s*/ims";
- if ( preg_match( $pattern, $def_string ) ) {
- $def_string = preg_replace( $pattern, "$r ", $def_string );
- break;
- }
- }
- $def_string = preg_replace( '/unsigned/im', '', $def_string );
- $def_string = preg_replace( '/auto_increment/im', 'PRIMARY KEY AUTOINCREMENT', $def_string );
- // When you use ALTER TABLE ADD, you can't use current_*. so we replace.
- $def_string = str_ireplace( $array_curtime, $array_reptime, $def_string );
- // This is enum.
- $pattern_enum = '/enum\((.*?)\)([^,\)]*)/ims';
- if ( preg_match( $pattern_enum, $col_def, $matches ) ) {
- $def_string = 'TEXT' . $matches[2] . ' CHECK (' . $col_name . ' IN (' . $matches[1] . '))';
- }
-
- return $def_string;
- }
-
- /**
- * Variable to store the data definition table.
- *
- * @access private
- * @var associative array
- */
- private $array_types = array(
- 'bit' => 'INTEGER',
- 'bool' => 'INTEGER',
- 'boolean' => 'INTEGER',
- 'tinyint' => 'INTEGER',
- 'smallint' => 'INTEGER',
- 'mediumint' => 'INTEGER',
- 'bigint' => 'INTEGER',
- 'integer' => 'INTEGER',
- 'int' => 'INTEGER',
- 'float' => 'REAL',
- 'double' => 'REAL',
- 'decimal' => 'REAL',
- 'dec' => 'REAL',
- 'numeric' => 'REAL',
- 'fixed' => 'REAL',
- 'datetime' => 'TEXT',
- 'date' => 'TEXT',
- 'timestamp' => 'TEXT',
- 'time' => 'TEXT',
- 'year' => 'TEXT',
- 'varchar' => 'TEXT',
- 'char' => 'TEXT',
- 'varbinary' => 'BLOB',
- 'binary' => 'BLOB',
- 'tinyblob' => 'BLOB',
- 'mediumblob' => 'BLOB',
- 'longblob' => 'BLOB',
- 'blob' => 'BLOB',
- 'tinytext' => 'TEXT',
- 'mediumtext' => 'TEXT',
- 'longtext' => 'TEXT',
- 'text' => 'TEXT',
- );
-}
diff --git a/modules/database/sqlite/wp-includes/sqlite/class-perflab-sqlite-create-query.php b/modules/database/sqlite/wp-includes/sqlite/class-perflab-sqlite-create-query.php
deleted file mode 100644
index c9823d655f..0000000000
--- a/modules/database/sqlite/wp-includes/sqlite/class-perflab-sqlite-create-query.php
+++ /dev/null
@@ -1,497 +0,0 @@
-_query = $query;
- $this->_errors [] = '';
- if ( preg_match( '/^CREATE\\s*(UNIQUE|FULLTEXT|)\\s*INDEX/ims', $this->_query, $match ) ) {
- // We manipulate CREATE INDEX query in the Perflab_SQLite_PDO_Engine class.
- // FULLTEXT index creation is simply ignored.
- if ( isset( $match[1] ) && stripos( $match[1], 'fulltext' ) !== false ) {
- return 'SELECT 1=1';
- }
- return $this->_query;
- }
- if ( preg_match( '/^CREATE\\s*(TEMP|TEMPORARY|)\\s*TRIGGER\\s*/im', $this->_query ) ) {
- // If WordPress comes to use foreign key constraint, trigger will be needed.
- // We don't use it for now.
- return $this->_query;
- }
- $this->strip_backticks();
- $this->quote_illegal_field();
- $this->get_table_name();
- $this->rewrite_comments();
- $this->rewrite_field_types();
- $this->rewrite_character_set();
- $this->rewrite_engine_info();
- $this->rewrite_unsigned();
- $this->rewrite_autoincrement();
- $this->rewrite_primary_key();
- $this->rewrite_foreign_key();
- $this->rewrite_unique_key();
- $this->rewrite_enum();
- $this->rewrite_set();
- $this->rewrite_key();
- $this->add_if_not_exists();
-
- return $this->post_process();
- }
-
- /**
- * Method to get table name from the query string.
- *
- * 'IF NOT EXISTS' clause is removed for the easy regular expression usage.
- * It will be added at the end of the process.
- *
- * @access private
- */
- private function get_table_name() {
- // $pattern = '/^\\s*CREATE\\s*(TEMP|TEMPORARY)?\\s*TABLE\\s*(IF NOT EXISTS)?\\s*([^\(]*)/imsx';
- $pattern = '/^\\s*CREATE\\s*(?:TEMP|TEMPORARY)?\\s*TABLE\\s*(?:IF\\s*NOT\\s*EXISTS)?\\s*([^\(]*)/imsx';
- if ( preg_match( $pattern, $this->_query, $matches ) ) {
- $this->table_name = trim( $matches[1] );
- }
- }
-
- /**
- * Method to change the MySQL field types to SQLite compatible types.
- *
- * If column name is the same as the key value, e.g. "date" or "timestamp",
- * and the column is on the top of the line, we add a single quote and avoid
- * to be replaced. But this doesn't work if that column name is in the middle
- * of the line.
- * Order of the key value is important. Don't change it.
- *
- * @access private
- */
- private function rewrite_field_types() {
- $array_types = array(
- 'bit' => 'integer',
- 'bool' => 'integer',
- 'boolean' => 'integer',
- 'tinyint' => 'integer',
- 'smallint' => 'integer',
- 'mediumint' => 'integer',
- 'int' => 'integer',
- 'integer' => 'integer',
- 'bigint' => 'integer',
- 'float' => 'real',
- 'double' => 'real',
- 'decimal' => 'real',
- 'dec' => 'real',
- 'numeric' => 'real',
- 'fixed' => 'real',
- 'date' => 'text',
- 'datetime' => 'text',
- 'timestamp' => 'text',
- 'time' => 'text',
- 'year' => 'text',
- 'char' => 'text',
- 'varchar' => 'text',
- 'binary' => 'integer',
- 'varbinary' => 'blob',
- 'tinyblob' => 'blob',
- 'tinytext' => 'text',
- 'blob' => 'blob',
- 'text' => 'text',
- 'mediumblob' => 'blob',
- 'mediumtext' => 'text',
- 'longblob' => 'blob',
- 'longtext' => 'text',
- );
- foreach ( $array_types as $o => $r ) {
- if ( preg_match( "/^\\s*(?_query, $match ) ) {
- $ptrn = "/$match[1]/im";
- $replaced = str_ireplace( $ptrn, '#placeholder#', $this->_query );
- $replaced = str_ireplace( $o, "'{$o}'", $replaced );
- $this->_query = str_replace( '#placeholder#', $ptrn, $replaced );
- }
- $pattern = "/\\b(?_query ) ) {
- // ;
- } else {
- $this->_query = preg_replace( $pattern, " $r ", $this->_query );
- }
- }
- }
-
- /**
- * Method for stripping the comments from the SQL statement.
- *
- * @access private
- */
- private function rewrite_comments() {
- $this->_query = preg_replace(
- '/# --------------------------------------------------------/',
- '-- ******************************************************',
- $this->_query
- );
- $this->_query = preg_replace( '/#/', '--', $this->_query );
- }
-
- /**
- * Method for stripping the engine and other stuffs.
- *
- * TYPE, ENGINE and AUTO_INCREMENT are removed here.
- *
- * @access private
- */
- private function rewrite_engine_info() {
- $this->_query = preg_replace( '/\\s*(TYPE|ENGINE)\\s*=\\s*.*(?_query );
- $this->_query = preg_replace( '/ AUTO_INCREMENT\\s*=\\s*[0-9]*/ims', '', $this->_query );
- }
-
- /**
- * Method for stripping unsigned.
- *
- * SQLite doesn't have unsigned int data type. So UNSIGNED INT(EGER) is converted
- * to INTEGER here.
- *
- * @access private
- */
- private function rewrite_unsigned() {
- $this->_query = preg_replace( '/\\bunsigned\\b/ims', ' ', $this->_query );
- }
-
- /**
- * Method for rewriting primary key auto_increment.
- *
- * If the field type is 'INTEGER PRIMARY KEY', it is automatically autoincremented
- * by SQLite. There's a little difference between PRIMARY KEY and AUTOINCREMENT, so
- * we may well convert to PRIMARY KEY only.
- *
- * @access private
- */
- private function rewrite_autoincrement() {
- $this->_query = preg_replace(
- '/\\bauto_increment\\s*primary\\s*key\\s*(,)?/ims',
- ' PRIMARY KEY AUTOINCREMENT \\1',
- $this->_query,
- -1,
- $count
- );
- $this->_query = preg_replace(
- '/\\bauto_increment\\b\\s*(,)?/ims',
- ' PRIMARY KEY AUTOINCREMENT $1',
- $this->_query,
- -1,
- $count
- );
- if ( $count > 0 ) {
- $this->has_primary_key = true;
- }
- }
-
- /**
- * Method for rewriting primary key.
- *
- * @access private
- */
- private function rewrite_primary_key() {
- if ( $this->has_primary_key ) {
- $this->_query = preg_replace( '/\\s*primary key\\s*.*?\([^\)]*\)\\s*(,|)/i', ' ', $this->_query );
- } else {
- // If primary key has an index name, we remove that name.
- $this->_query = preg_replace( '/\\bprimary\\s*key\\s*.*?\\s*(\(.*?\))/im', 'PRIMARY KEY \\1', $this->_query );
- }
- }
-
- /**
- * Method for rewriting foreign key.
- *
- * @access private
- */
- private function rewrite_foreign_key() {
- $pattern = '/\\s*foreign\\s*key\\s*(|.*?)\([^\)]+?\)\\s*references\\s*.*/i';
- if ( preg_match_all( $pattern, $this->_query, $match ) ) {
- if ( isset( $match[1] ) ) {
- $this->_query = str_ireplace( $match[1], '', $this->_query );
- }
- }
- }
-
- /**
- * Method for rewriting unique key.
- *
- * @access private
- */
- private function rewrite_unique_key() {
- $this->_query = preg_replace_callback(
- '/\\bunique key\\b([^\(]*)(\(.*\))/im',
- array( $this, '_rewrite_unique_key' ),
- $this->_query
- );
- }
-
- /**
- * Callback method for rewrite_unique_key.
- *
- * @access private
- *
- * @param array $matches An array of matches from the Regex.
- * @return string
- */
- private function _rewrite_unique_key( $matches ) {
- $index_name = trim( $matches[1] );
- $col_name = trim( $matches[2] );
- $tbl_name = $this->table_name;
- if ( preg_match( '/\(\\d+?\)/', $col_name ) ) {
- $col_name = preg_replace( '/\(\\d+?\)/', '', $col_name );
- }
- $_wpdb = new Perflab_SQLite_DB();
- $results = $_wpdb->get_results( "SELECT name FROM sqlite_master WHERE type='index'" );
- $_wpdb = null;
- if ( $results ) {
- foreach ( $results as $result ) {
- if ( $result->name === $index_name ) {
- $r = rand( 0, 50 );
- $index_name = $index_name . "_$r";
- break;
- }
- }
- }
- $index_name = str_replace( ' ', '', $index_name );
- $this->index_queries[] = "CREATE UNIQUE INDEX $index_name ON " . $tbl_name . $col_name;
-
- return '';
- }
-
- /**
- * Method for handling ENUM fields.
- *
- * SQLite doesn't support enum, so we change it to check constraint.
- *
- * @access private
- */
- private function rewrite_enum() {
- $pattern = '/(,|\))([^,]*)enum\((.*?)\)([^,\)]*)/ims';
- $this->_query = preg_replace_callback( $pattern, array( $this, '_rewrite_enum' ), $this->_query );
- }
-
- /**
- * Call back method for rewrite_enum() and rewrite_set().
- *
- * @access private
- *
- * @param array $matches An array of matches from the Regex.
- *
- * @return string
- */
- private function _rewrite_enum( $matches ) {
- $output = $matches[1] . ' ' . $matches[2] . ' TEXT ' . $matches[4] . ' CHECK (' . $matches[2] . ' IN (' . $matches[3] . ')) ';
-
- return $output;
- }
-
- /**
- * Method for rewriting usage of set.
- *
- * It is similar but not identical to enum. SQLite does not support either.
- *
- * @access private
- */
- private function rewrite_set() {
- $pattern = '/\b(\w)*\bset\\s*\((.*?)\)\\s*(.*?)(,)*/ims';
- $this->_query = preg_replace_callback( $pattern, array( $this, '_rewrite_enum' ), $this->_query );
- }
-
- /**
- * Method for rewriting usage of key to create an index.
- *
- * SQLite cannot create non-unique indices as part of the create query,
- * so we need to create an index by hand and append it to the create query.
- *
- * @access private
- */
- private function rewrite_key() {
- $this->_query = preg_replace_callback(
- '/,\\s*(KEY|INDEX)\\s*(\\w+)?\\s*(\(.+\))/im',
- array( $this, '_rewrite_key' ),
- $this->_query
- );
- }
-
- /**
- * Callback method for rewrite_key.
- *
- * @param array $matches an array of matches from the Regex.
- *
- * @access private
- * @return string
- */
- private function _rewrite_key( $matches ) {
- $index_name = trim( $matches[2] );
- $col_name = trim( $matches[3] );
- if ( preg_match( '/\([0-9]+?\)/', $col_name, $match ) ) {
- $col_name = preg_replace_callback( '/\([0-9]+?\)/', array( $this, '_remove_length' ), $col_name );
- }
- $tbl_name = $this->table_name;
- $_wpdb = new Perflab_SQLite_DB();
- $results = $_wpdb->get_results( "SELECT name FROM sqlite_master WHERE type='index'" );
- $_wpdb = null;
- if ( $results ) {
- foreach ( $results as $result ) {
- if ( $result->name === $index_name ) {
- $r = rand( 0, 50 );
- $index_name = $index_name . "_$r";
- break;
- }
- }
- }
- $this->index_queries[] = 'CREATE INDEX ' . $index_name . ' ON ' . $tbl_name . $col_name;
-
- return '';
- }
-
- /**
- * Call back method to remove unnecessary string.
- *
- * This method is deprecated.
- *
- * @param string $match The string to be removed. Not used.
- *
- * @return string whose length is zero
- * @access private
- */
- private function _remove_length( $match ) {
- return '';
- }
-
- /**
- * Method to assemble the main query and index queries into an array.
- *
- * It return the array of the queries to be executed separately.
- *
- * @return array
- * @access private
- */
- private function post_process() {
- $mainquery = $this->_query;
- do {
- $count = 0;
- $mainquery = preg_replace( '/,\\s*\)/imsx', ')', $mainquery, -1, $count );
- } while ( $count > 0 );
- do {
- $count = 0;
- $mainquery = preg_replace( '/\(\\s*?,/imsx', '(', $mainquery, -1, $count );
- } while ( $count > 0 );
- $return_val[] = $mainquery;
- $return_val = array_merge( $return_val, $this->index_queries );
-
- return $return_val;
- }
-
- /**
- * Method to add IF NOT EXISTS to query string.
- *
- * This adds IF NOT EXISTS to every query string, which prevent the exception
- * from being thrown.
- *
- * @access private
- */
- private function add_if_not_exists() {
- $pattern_table = '/^\\s*CREATE\\s*(TEMP|TEMPORARY)?\\s*TABLE\\s*(IF NOT EXISTS)?\\s*/ims';
- $this->_query = preg_replace( $pattern_table, 'CREATE $1 TABLE IF NOT EXISTS ', $this->_query );
- $pattern_index = '/^\\s*CREATE\\s*(UNIQUE)?\\s*INDEX\\s*(IF NOT EXISTS)?\\s*/ims';
- for ( $i = 0; $i < count( $this->index_queries ); $i++ ) {
- $this->index_queries[ $i ] = preg_replace(
- $pattern_index,
- 'CREATE $1 INDEX IF NOT EXISTS ',
- $this->index_queries[ $i ]
- );
- }
- }
-
- /**
- * Method to strip back quotes.
- *
- * @access private
- */
- private function strip_backticks() {
- $this->_query = str_replace( '`', '', $this->_query );
- foreach ( $this->index_queries as &$query ) {
- $query = str_replace( '`', '', $query );
- }
- }
-
- /**
- * Method to remove the character set information from within mysql queries.
- *
- * This removes DEFAULT CHAR(ACTER) SET and COLLATE, which is meaningless for
- * SQLite.
- *
- * @access private
- */
- private function rewrite_character_set() {
- $pattern_charset = '/\\b(default\\s*character\\s*set|default\\s*charset|character\\s*set)\\s*(?_query = preg_replace( $patterns, '', $this->_query );
- }
-
- /**
- * Method to quote illegal field name for SQLite
- *
- * @access private
- */
- private function quote_illegal_field() {
- $this->_query = preg_replace( "/^\\s*(?_query );
- }
-}
diff --git a/modules/database/sqlite/wp-includes/sqlite/class-perflab-sqlite-db.php b/modules/database/sqlite/wp-includes/sqlite/class-perflab-sqlite-db.php
deleted file mode 100644
index bee6b09285..0000000000
--- a/modules/database/sqlite/wp-includes/sqlite/class-perflab-sqlite-db.php
+++ /dev/null
@@ -1,330 +0,0 @@
-ready = true;
- }
-
- /**
- * Method to escape characters.
- *
- * This overrides wpdb::_real_escape() to avoid using mysql_real_escape_string().
- *
- * @see wpdb::_real_escape()
- *
- * @param string $str The string to escape.
- *
- * @return string escaped
- */
- function _real_escape( $str ) {
- return addslashes( $str );
- }
-
- /**
- * Method to dummy out wpdb::esc_like() function.
- *
- * WordPress 4.0.0 introduced esc_like() function that adds backslashes to %,
- * underscore and backslash, which is not interpreted as escape character
- * by SQLite. So we override it and dummy out this function.
- *
- * @param string $text The raw text to be escaped. The input typed by the user should have no
- * extra or deleted slashes.
- *
- * @return string Text in the form of a LIKE phrase. The output is not SQL safe. Call $wpdb::prepare()
- * or real_escape next.
- */
- public function esc_like( $text ) {
- return $text;
- }
-
- /**
- * Method to put out the error message.
- *
- * This overrides wpdb::print_error(), for we can't use the parent class method.
- *
- * @see wpdb::print_error()
- *
- * @global array $EZSQL_ERROR Stores error information of query and error string.
- *
- * @param string $str The error to display.
- *
- * @return bool|void False if the showing of errors is disabled.
- */
- public function print_error( $str = '' ) {
- global $EZSQL_ERROR;
-
- if ( ! $str ) {
- $err = $this->dbh->get_error_message() ? $this->dbh->get_error_message() : '';
- $str = empty( $err ) ? '' : $err[2];
- }
- $EZSQL_ERROR[] = array(
- 'query' => $this->last_query,
- 'error_str' => $str,
- );
-
- if ( $this->suppress_errors ) {
- return false;
- }
-
- wp_load_translations_early();
-
- $caller = $this->get_caller();
- $caller = $caller ? $caller : __( '(unknown)', 'performance-lab' );
-
- $error_str = sprintf(
- /* translators: 1: Database error message, 2: SQL query, 3: Caller. */
- __( 'WordPress database error %1$s for query %2$s made by %3$s', 'performance-lab' ),
- $str,
- $this->last_query,
- $caller
- );
-
- error_log( $error_str );
-
- if ( ! $this->show_errors ) {
- return false;
- }
-
- if ( is_multisite() ) {
- $msg = "WordPress database error: [$str]\n{$this->last_query}\n";
- if ( defined( 'ERRORLOGFILE' ) ) {
- error_log( $msg, 3, ERRORLOGFILE );
- }
- if ( defined( 'DIEONDBERROR' ) ) {
- wp_die( $msg );
- }
- } else {
- $str = htmlspecialchars( $str, ENT_QUOTES );
- $query = htmlspecialchars( $this->last_query, ENT_QUOTES );
-
- printf(
- /* translators: 1: Database error message, 2: SQL query. */
- '' . __( 'WordPress database error: [%1$s] %2$s', 'performance-lab' ) . '
' . $query . ''
- );
- }
- }
-
- /**
- * Method to flush cached data.
- *
- * This overrides wpdb::flush(). This is not necessarily overridden, because
- * $result will never be resource.
- *
- * @see wpdb::flush
- */
- public function flush() {
- $this->last_result = array();
- $this->col_info = null;
- $this->last_query = null;
- $this->rows_affected = 0;
- $this->num_rows = 0;
- $this->last_error = '';
- $this->result = null;
- }
-
- /**
- * Method to do the database connection.
- *
- * This overrides wpdb::db_connect() to avoid using MySQL function.
- *
- * @see wpdb::db_connect()
- *
- * @param bool $allow_bail Not used.
- * @return void
- */
- public function db_connect( $allow_bail = true ) {
- $this->init_charset();
- $this->dbh = new Perflab_SQLite_PDO_Engine();
- $this->ready = true;
- }
-
- /**
- * Method to dummy out wpdb::check_connection()
- *
- * @param bool $allow_bail Not used.
- *
- * @return bool
- */
- public function check_connection( $allow_bail = true ) {
- return true;
- }
-
- /**
- * Method to execute the query.
- *
- * This overrides wpdb::query(). In fact, this method does all the database
- * access jobs.
- *
- * @see wpdb::query()
- *
- * @param string $query Database query.
- *
- * @return int|false Number of rows affected/selected or false on error
- */
- public function query( $query ) {
- if ( ! $this->ready ) {
- return false;
- }
-
- $query = apply_filters( 'query', $query );
-
- $this->flush();
-
- $this->func_call = "\$db->query(\"$query\")";
- $this->last_query = $query;
-
- if ( defined( 'SAVEQUERIES' ) && SAVEQUERIES ) {
- $this->timer_start();
- }
-
- $this->result = $this->dbh->query( $query );
- $this->num_queries++;
-
- if ( defined( 'SAVEQUERIES' ) && SAVEQUERIES ) {
- $this->queries[] = array( $query, $this->timer_stop(), $this->get_caller() );
- }
-
- $this->last_error = $this->dbh->get_error_message();
- if ( $this->last_error && ( ! defined( 'WP_INSTALLING' ) || ! WP_INSTALLING ) ) {
- $this->print_error( $this->last_error );
- return false;
- }
-
- if ( preg_match( '/^\\s*(create|alter|truncate|drop|optimize)\\s*/i', $query ) ) {
- return $this->dbh->get_return_value();
- }
-
- if ( preg_match( '/^\\s*(insert|delete|update|replace)\s/i', $query ) ) {
- $this->rows_affected = $this->dbh->get_affected_rows();
- if ( preg_match( '/^\s*(insert|replace)\s/i', $query ) ) {
- $this->insert_id = $this->dbh->get_insert_id();
- }
- return $this->rows_affected;
- }
-
- $this->last_result = $this->dbh->get_query_results();
- $this->num_rows = $this->dbh->get_num_rows();
- return $this->num_rows;
- }
-
- /**
- * Method to set the class variable $col_info.
- *
- * This overrides wpdb::load_col_info(), which uses a mysql function.
- *
- * @see wpdb::load_col_info()
- * @access protected
- */
- protected function load_col_info() {
- if ( $this->col_info ) {
- return;
- }
- $this->col_info = $this->dbh->get_columns();
- }
-
- /**
- * Method to return what the database can do.
- *
- * This overrides wpdb::has_cap() to avoid using MySQL functions.
- * SQLite supports subqueries, but not support collation, group_concat and set_charset.
- *
- * @see wpdb::has_cap()
- *
- * @param string $db_cap The feature to check for. Accepts 'collation',
- * 'group_concat', 'subqueries', 'set_charset',
- * 'utf8mb4', or 'utf8mb4_520'.
- *
- * @return bool Whether the database feature is supported, false otherwise.
- */
- public function has_cap( $db_cap ) {
- return 'subqueries' === strtolower( $db_cap );
- }
-
- /**
- * Method to return database version number.
- *
- * This overrides wpdb::db_version() to avoid using MySQL function.
- * It returns mysql version number, but it means nothing for SQLite.
- * So it return the newest mysql version.
- *
- * @see wpdb::db_version()
- */
- public function db_version() {
- return '5.5';
- }
-
- /**
- * Retrieves full database server information.
- *
- * @return string|false Server info on success, false on failure.
- */
- public function db_server_info() {
- return SQLite3::version()['versionString'];
- }
-}
diff --git a/modules/database/sqlite/wp-includes/sqlite/class-perflab-sqlite-object-array.php b/modules/database/sqlite/wp-includes/sqlite/class-perflab-sqlite-object-array.php
deleted file mode 100644
index d09c81bdd1..0000000000
--- a/modules/database/sqlite/wp-includes/sqlite/class-perflab-sqlite-object-array.php
+++ /dev/null
@@ -1,35 +0,0 @@
- $value ) {
- if ( ! $node ) {
- $node =& $this;
- }
- if ( is_array( $value ) ) {
- $node->$key = new stdClass();
- self::__construct( $value, $node->$key );
- } else {
- $node->$key = $value;
- }
- }
- }
-}
diff --git a/modules/database/sqlite/wp-includes/sqlite/class-perflab-sqlite-pdo-driver.php b/modules/database/sqlite/wp-includes/sqlite/class-perflab-sqlite-pdo-driver.php
deleted file mode 100644
index 8b9678931e..0000000000
--- a/modules/database/sqlite/wp-includes/sqlite/class-perflab-sqlite-pdo-driver.php
+++ /dev/null
@@ -1,793 +0,0 @@
-query_type = $query_type;
- $this->_query = $query;
- $this->parse_query();
- switch ( $this->query_type ) {
- case 'truncate':
- $this->handle_truncate_query();
- break;
-
- case 'alter':
- $this->handle_alter_query();
- break;
-
- case 'create':
- $this->handle_create_query();
- break;
-
- case 'describe':
- case 'desc':
- $this->handle_describe_query();
- break;
-
- case 'show':
- $this->handle_show_query();
- break;
-
- case 'showcolumns':
- $this->handle_show_columns_query();
- break;
-
- case 'showindex':
- $this->handle_show_index();
- break;
-
- case 'select':
- // $this->strip_backticks();
- $this->handle_sql_count();
- $this->rewrite_date_sub();
- $this->delete_index_hints();
- $this->rewrite_regexp();
- // $this->rewrite_boolean();
- $this->fix_date_quoting();
- $this->rewrite_between();
- $this->handle_orderby_field();
- break;
-
- case 'insert':
- // $this->safe_strip_backticks();
- $this->execute_duplicate_key_update();
- $this->rewrite_insert_ignore();
- $this->rewrite_regexp();
- $this->fix_date_quoting();
- break;
-
- case 'update':
- // $this->safe_strip_backticks();
- $this->rewrite_update_ignore();
- // $this->_rewrite_date_sub();
- $this->rewrite_limit_usage();
- $this->rewrite_order_by_usage();
- $this->rewrite_regexp();
- $this->rewrite_between();
- break;
-
- case 'delete':
- // $this->strip_backticks();
- $this->rewrite_limit_usage();
- $this->rewrite_order_by_usage();
- $this->rewrite_date_sub();
- $this->rewrite_regexp();
- $this->delete_workaround();
- break;
-
- case 'replace':
- // $this->safe_strip_backticks();
- $this->rewrite_date_sub();
- $this->rewrite_regexp();
- break;
-
- case 'optimize':
- $this->rewrite_optimize();
- break;
-
- case 'pragma':
- break;
-
- default:
- if ( defined( WP_DEBUG ) && WP_DEBUG ) {
- break;
- }
- $this->return_true();
- break;
- }
-
- return $this->_query;
- }
-
- /**
- * Method to parse query string and determine which operation is needed.
- *
- * Remove backticks and change true/false values into 1/0. And determines
- * if rewriting CALC_FOUND_ROWS or ON DUPLICATE KEY UPDATE etc is needed.
- *
- * @access private
- */
- private function parse_query() {
- $tokens = preg_split( "/(\\\'|''|')/s", $this->_query, -1, PREG_SPLIT_DELIM_CAPTURE );
- $literal = false;
- $query_string = '';
- foreach ( $tokens as $token ) {
- if ( "'" === $token ) {
- $literal = ! $literal;
- } else {
- if ( false === $literal ) {
- if ( strpos( $token, '`' ) !== false ) {
- $token = str_replace( '`', '', $token );
- }
- if ( preg_match( '/\\bTRUE\\b/i', $token ) ) {
- $token = str_ireplace( 'TRUE', '1', $token );
- }
- if ( preg_match( '/\\bFALSE\\b/i', $token ) ) {
- $token = str_ireplace( 'FALSE', '0', $token );
- }
- if ( stripos( $token, 'SQL_CALC_FOUND_ROWS' ) !== false ) {
- $this->rewrite_calc_found = true;
- }
- if ( stripos( $token, 'ON DUPLICATE KEY UPDATE' ) !== false ) {
- $this->rewrite_duplicate_key = true;
- }
- if ( stripos( $token, 'USE INDEX' ) !== false ) {
- $this->rewrite_index_hint = true;
- }
- if ( stripos( $token, 'IGNORE INDEX' ) !== false ) {
- $this->rewrite_index_hint = true;
- }
- if ( stripos( $token, 'FORCE INDEX' ) !== false ) {
- $this->rewrite_index_hint = true;
- }
- if ( stripos( $token, 'BETWEEN' ) !== false ) {
- $this->rewrite_between = true;
- $this->num_of_rewrite_between++;
- }
- if ( stripos( $token, 'ORDER BY FIELD' ) !== false ) {
- $this->orderby_field = true;
- }
- }
- }
- $query_string .= $token;
- }
- $this->_query = $query_string;
- }
-
- /**
- * Method to handle SHOW TABLES query.
- *
- * @access private
- */
- private function handle_show_query() {
- $this->_query = str_ireplace( ' FULL', '', $this->_query );
- $table_name = '';
- $pattern = '/^\\s*SHOW\\s*TABLES\\s*.*?(LIKE\\s*(.*))$/im';
- if ( preg_match( $pattern, $this->_query, $matches ) ) {
- $table_name = str_replace( array( "'", ';' ), '', $matches[2] );
- }
- $suffix = empty( $table_name ) ? '' : ' AND name LIKE ' . "'" . $table_name . "'";
- $this->_query = "SELECT name FROM sqlite_master WHERE type='table'" . $suffix . ' ORDER BY name DESC';
- }
-
- /**
- * Method to emulate the SQL_CALC_FOUND_ROWS placeholder for MySQL.
- *
- * This is a kind of tricky play.
- * 1. remove SQL_CALC_FOUND_ROWS option, and give it to the pdo engine
- * 2. make another $wpdb instance, and execute the rewritten query
- * 3. give the returned value (integer: number of the rows) to the original instance variable without LIMIT
- *
- * We no longer use SELECT COUNT query, because it returns the inexact values when used with WP_Meta_Query().
- *
- * This kind of statement is required for WordPress to calculate the paging information.
- * see also WP_Query class in wp-includes/query.php
- */
- private function handle_sql_count() {
- if ( ! $this->rewrite_calc_found ) {
- return;
- }
- global $wpdb;
- // First strip the code. this is the end of rewriting process.
- $this->_query = str_ireplace( 'SQL_CALC_FOUND_ROWS', '', $this->_query );
- // We make the data for next SELECE FOUND_ROWS() statement.
- $unlimited_query = preg_replace( '/\\bLIMIT\\s*.*/imsx', '', $this->_query );
- $_wpdb = new Perflab_SQLite_DB();
- $result = $_wpdb->query( $unlimited_query );
- $wpdb->dbh->found_rows_result = $result;
- $_wpdb = null;
- }
-
- /**
- * Method to rewrite INSERT IGNORE to INSERT OR IGNORE.
- *
- * @access private
- */
- private function rewrite_insert_ignore() {
- $this->_query = str_ireplace( 'INSERT IGNORE', 'INSERT OR IGNORE ', $this->_query );
- }
-
- /**
- * Method to rewrite UPDATE IGNORE to UPDATE OR IGNORE.
- *
- * @access private
- */
- private function rewrite_update_ignore() {
- $this->_query = str_ireplace( 'UPDATE IGNORE', 'UPDATE OR IGNORE ', $this->_query );
- }
-
- /**
- * Method to rewrite DATE_ADD() function.
- *
- * DATE_ADD has a parameter PHP function can't parse, so we quote the list and
- * pass it to the user defined function.
- *
- * @access private
- */
- private function rewrite_date_add() {
- // (date,interval expression unit)
- $pattern = '/\\s*date_add\\s*\(([^,]*),([^\)]*)\)/imsx';
- if ( preg_match( $pattern, $this->_query, $matches ) ) {
- $expression = "'" . trim( $matches[2] ) . "'";
- $this->_query = preg_replace( $pattern, " date_add($matches[1], $expression) ", $this->_query );
- }
- }
-
- /**
- * Method to rewrite DATE_SUB() function.
- *
- * DATE_SUB has a parameter PHP function can't parse, so we quote the list and
- * pass it to the user defined function.
- *
- * @access private
- */
- private function rewrite_date_sub() {
- // (date,interval expression unit)
- $pattern = '/\\s*date_sub\\s*\(([^,]*),([^\)]*)\)/imsx';
- if ( preg_match( $pattern, $this->_query, $matches ) ) {
- $expression = "'" . trim( $matches[2] ) . "'";
- $this->_query = preg_replace( $pattern, " date_sub($matches[1], $expression) ", $this->_query );
- }
- }
-
- /**
- * Method to handle CREATE query.
- *
- * If the query is CREATE query, it will be passed to the query_create.class.php.
- * So this method can't be used. It's here for safety.
- *
- * @access private
- */
- private function handle_create_query() {
- $engine = new Perflab_SQLite_Create_Query();
- $this->_query = $engine->rewrite_query( $this->_query );
- $engine = null;
- }
-
- /**
- * Method to handle ALTER query.
- *
- * If the query is ALTER query, it will be passed ot the query_alter.class.php.
- * So this method can't be used. It is here for safety.
- *
- * @access private
- */
- private function handle_alter_query() {
- $engine = new Perflab_SQLite_Alter_Query();
- $this->_query = $engine->rewrite_query( $this->_query, 'alter' );
- $engine = null;
- }
-
- /**
- * Method to handle DESCRIBE or DESC query.
- *
- * DESCRIBE is required for WordPress installation process. DESC is
- * an alias for DESCRIBE, but it is not used in core WordPress.
- *
- * @access private
- */
- private function handle_describe_query() {
- $pattern = '/^\\s*(DESCRIBE|DESC)\\s*(.*)/i';
- if ( preg_match( $pattern, $this->_query, $match ) ) {
- $tablename = preg_replace( '/[\';]/', '', $match[2] );
- $this->_query = "PRAGMA table_info($tablename)";
- }
- }
-
- /**
- * Method to remove LIMIT clause from DELETE or UPDATE query.
- *
- * The author of the original 'PDO for WordPress' says update method of wpdb
- * insists on adding LIMIT. But the newest version of WordPress doesn't do that.
- * Nevertheless some plugins use DELETE with LIMIT, UPDATE with LIMIT.
- * We need to exclude sub query's LIMIT. And if SQLite is compiled with
- * ENABLE_UPDATE_DELETE_LIMIT option, we don't remove it.
- *
- * @access private
- */
- private function rewrite_limit_usage() {
- $_wpdb = new Perflab_SQLite_DB();
- $options = $_wpdb->get_results( 'PRAGMA compile_options' );
- foreach ( $options as $opt ) {
- if ( isset( $opt->compile_option ) && stripos( $opt->compile_option, 'ENABLE_UPDATE_DELETE_LIMIT' ) !== false ) {
- return;
- }
- }
- if ( stripos( $this->_query, '(select' ) === false ) {
- $this->_query = preg_replace( '/\\s*LIMIT\\s*[0-9]$/i', '', $this->_query );
- }
- }
-
- /**
- * Method to remove ORDER BY clause from DELETE or UPDATE query.
- *
- * SQLite compiled without SQLITE_ENABLE_UPDATE_DELETE_LIMIT option can't
- * execute UPDATE with ORDER BY, DELETE with GROUP BY.
- * We need to exclude sub query's GROUP BY.
- *
- * @access private
- */
- private function rewrite_order_by_usage() {
- $_wpdb = new Perflab_SQLite_DB();
- $options = $_wpdb->get_results( 'PRAGMA compile_options' );
- foreach ( $options as $opt ) {
- if ( isset( $opt->compile_option ) && stripos( $opt->compile_option, 'ENABLE_UPDATE_DELETE_LIMIT' ) !== false ) {
- return;
- }
- }
- if ( stripos( $this->_query, '(select' ) === false ) {
- $this->_query = preg_replace( '/\\s+ORDER\\s+BY\\s*.*$/i', '', $this->_query );
- }
- }
-
- /**
- * Method to handle TRUNCATE query.
- *
- * @access private
- */
- private function handle_truncate_query() {
- $pattern = '/TRUNCATE TABLE (.*)/im';
- $this->_query = preg_replace( $pattern, 'DELETE FROM $1', $this->_query );
- }
-
- /**
- * Method to handle OPTIMIZE query.
- *
- * Original query has the table names, but they are simply ignored.
- * Table names are meaningless in SQLite.
- *
- * @access private
- */
- private function rewrite_optimize() {
- $this->_query = 'VACUUM';
- }
-
- /**
- * Method to rewrite day.
- *
- * Jusitn Adie says: some wp UI interfaces (notably the post interface)
- * badly composes the day part of the date leading to problems in sqlite
- * sort ordering etc.
- *
- * I don't understand that...
- *
- * @access private
- */
- private function rewrite_badly_formed_dates() {
- $pattern = '/([12]\d{3,}-\d{2}-)(\d )/ims';
- $this->_query = preg_replace( $pattern, '${1}0$2', $this->_query );
- }
-
- /**
- * Method to remove INDEX HINT.
- *
- * @access private
- */
- private function delete_index_hints() {
- $pattern = '/\\s*(use|ignore|force)\\s+index\\s*\(.*?\)/i';
- $this->_query = preg_replace( $pattern, '', $this->_query );
- }
-
- /**
- * Method to fix the date string and quoting.
- *
- * This is required for the calendar widget.
- *
- * WHERE month(fieldname)=08 is converted to month(fieldname)='8'
- * WHERE month(fieldname)='08' is converted to month(fieldname)='8'
- *
- * I use preg_replace_callback instead of 'e' option because of security reason.
- * cf. PHP manual (regular expression)
- *
- * @access private
- */
- private function fix_date_quoting() {
- $pattern = '/(month|year|second|day|minute|hour|dayofmonth)\\s*\((.*?)\)\\s*=\\s*["\']?(\d{1,4})[\'"]?\\s*/im';
- $this->_query = preg_replace_callback( $pattern, array( $this, '_fix_date_quoting' ), $this->_query );
- }
-
- /**
- * Call back method to rewrite date string.
- *
- * @param string $match The match from preg_replace_callback.
- *
- * @return string
- * @access private
- */
- private function _fix_date_quoting( $match ) {
- return "{$match[1]}({$match[2]})='" . intval( $match[3] ) . "' ";
- }
-
- /**
- * Method to rewrite REGEXP() function.
- *
- * This method changes function name to regexpp() and pass it to the user defined
- * function.
- *
- * @access private
- */
- private function rewrite_regexp() {
- $pattern = '/\s([^\s]*)\s*regexp\s*(\'.*?\')/im';
- $this->_query = preg_replace( $pattern, ' regexpp(\1, \2)', $this->_query );
- }
-
- /**
- * Method to handle SHOW COLUMN query.
- *
- * @access private
- */
- private function handle_show_columns_query() {
- $this->_query = str_ireplace( ' FULL', '', $this->_query );
- $pattern_like = '/^\\s*SHOW\\s*(COLUMNS|FIELDS)\\s*FROM\\s*(.*)?\\s*LIKE\\s*(.*)?/i';
- $pattern = '/^\\s*SHOW\\s*(COLUMNS|FIELDS)\\s*FROM\\s*(.*)?/i';
- if ( preg_match( $pattern_like, $this->_query, $matches ) ) {
- $table_name = str_replace( "'", '', trim( $matches[2] ) );
- $column_name = str_replace( "'", '', trim( $matches[3] ) );
- $query_string = "SELECT sql FROM sqlite_master WHERE tbl_name='$table_name' AND sql LIKE '%$column_name%'";
- $this->_query = $query_string;
- } elseif ( preg_match( $pattern, $this->_query, $matches ) ) {
- $table_name = $matches[2];
- $query_string = preg_replace( $pattern, "PRAGMA table_info($table_name)", $this->_query );
- $this->_query = $query_string;
- }
- }
-
- /**
- * Method to handle SHOW INDEX query.
- *
- * Moved the WHERE clause manipulation to pdoengin.class.php (ver 1.3.1)
- *
- * @access private
- */
- private function handle_show_index() {
- $pattern = '/^\\s*SHOW\\s*(?:INDEX|INDEXES|KEYS)\\s*FROM\\s*(\\w+)?/im';
- if ( preg_match( $pattern, $this->_query, $match ) ) {
- $table_name = preg_replace( "/[\';]/", '', $match[1] );
- $table_name = trim( $table_name );
- $this->_query = "SELECT * FROM sqlite_master WHERE tbl_name='$table_name'";
- }
- }
-
- /**
- * Method to handle ON DUPLICATE KEY UPDATE statement.
- *
- * First we use SELECT query and check if INSERT is allowed or not.
- * Rewriting procedure looks like a detour, but I've got no other ways.
- *
- * Added the literal check since the version 1.5.1.
- *
- * @access private
- */
- private function execute_duplicate_key_update() {
- if ( ! $this->rewrite_duplicate_key ) {
- return;
- }
- $unique_keys_for_cond = array();
- $unique_keys_for_check = array();
- $pattern = '/^\\s*INSERT\\s*INTO\\s*(\\w+)?\\s*(.*)\\s*ON\\s*DUPLICATE\\s*KEY\\s*UPDATE\\s*(.*)$/ims';
- if ( preg_match( $pattern, $this->_query, $match_0 ) ) {
- $table_name = trim( $match_0[1] );
- $insert_data = trim( $match_0[2] );
- $update_data = trim( $match_0[3] );
- // Prepare two unique key data for the table.
- // 1. array('col1', 'col2, col3', etc) 2. array('col1', 'col2', 'col3', etc).
- $_wpdb = new Perflab_SQLite_DB();
- $indexes = $_wpdb->get_results( "SHOW INDEX FROM {$table_name}" );
- if ( ! empty( $indexes ) ) {
- foreach ( $indexes as $index ) {
- if ( 0 === $index->Non_unique ) { // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase
- $unique_keys_for_cond[] = $index->Column_name; // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase
- if ( strpos( $index->Column_name, ',' ) !== false ) { // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase
- $unique_keys_for_check = array_merge(
- $unique_keys_for_check,
- explode( ',', $index->Column_name ) // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase
- );
- } else {
- $unique_keys_for_check[] = $index->Column_name; // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase
- }
- }
- }
- $unique_keys_for_check = array_map( 'trim', $unique_keys_for_check );
- } else {
- // Without unique key or primary key, UPDATE statement will affect all the rows!
- $query = "INSERT INTO $table_name $insert_data";
- $this->_query = $query;
- $_wpdb = null;
-
- return;
- }
- // Data check.
- if ( preg_match( '/^\((.*)\)\\s*VALUES\\s*\((.*)\)$/ims', $insert_data, $match_1 ) ) {
- $col_array = explode( ',', $match_1[1] );
- $ins_data_array = explode( ',', $match_1[2] );
- foreach ( $col_array as $col ) {
- $val = trim( array_shift( $ins_data_array ) );
- $ins_data_assoc[ trim( $col ) ] = $val;
- }
- $condition = '';
- foreach ( $unique_keys_for_cond as $unique_key ) {
- if ( strpos( $unique_key, ',' ) !== false ) {
- $unique_key_array = explode( ',', $unique_key );
- $counter = count( $unique_key_array );
- for ( $i = 0; $i < $counter; ++$i ) {
- $col = trim( $unique_key_array[ $i ] );
- if ( isset( $ins_data_assoc[ $col ] ) && $i === $counter - 1 ) {
- $condition .= $col . '=' . $ins_data_assoc[ $col ] . ' OR ';
- } elseif ( isset( $ins_data_assoc[ $col ] ) ) {
- $condition .= $col . '=' . $ins_data_assoc[ $col ] . ' AND ';
- } else {
- continue;
- }
- }
- } else {
- $col = trim( $unique_key );
- if ( ! isset( $ins_data_assoc[ $col ] ) ) {
- continue;
- }
- $condition .= $col . '=' . $ins_data_assoc[ $col ] . ' OR ';
- }
- }
- $condition = rtrim( $condition, ' OR ' );
- $test_query = "SELECT * FROM {$table_name} WHERE {$condition}";
- $results = $_wpdb->query( $test_query );
- $_wpdb = null;
- if ( 0 == $results ) { // phpcs:ignore WordPress.PHP.StrictComparisons.LooseComparison
- $this->_query = "INSERT INTO $table_name $insert_data";
- return;
- }
-
- $ins_array_assoc = array();
-
- if ( preg_match( '/^\((.*)\)\\s*VALUES\\s*\((.*)\)$/im', $insert_data, $match_2 ) ) {
- $col_array = explode( ',', $match_2[1] );
- $ins_array = explode( ',', $match_2[2] );
- $count = count( $col_array );
- for ( $i = 0; $i < $count; $i++ ) {
- $col = trim( $col_array[ $i ] );
- $val = trim( $ins_array[ $i ] );
- $ins_array_assoc[ $col ] = $val;
- }
- }
- $update_data = rtrim( $update_data, ';' );
- $tmp_array = explode( ',', $update_data );
- foreach ( $tmp_array as $pair ) {
- list($col, $value) = explode( '=', $pair );
- $col = trim( $col );
- $value = trim( $value );
- $update_array_assoc[ $col ] = $value;
- }
- foreach ( $update_array_assoc as $key => &$value ) {
- if ( preg_match( '/^VALUES\\s*\((.*)\)$/im', $value, $match_3 ) ) {
- $col = trim( $match_3[1] );
- $value = $ins_array_assoc[ $col ];
- }
- }
- foreach ( $ins_array_assoc as $key => $val ) {
- if ( in_array( $key, $unique_keys_for_check, true ) ) {
- $where_array[] = $key . '=' . $val;
- }
- }
- $update_strings = '';
- foreach ( $update_array_assoc as $key => $val ) {
- if ( in_array( $key, $unique_keys_for_check, true ) ) {
- $where_array[] = $key . '=' . $val;
- } else {
- $update_strings .= $key . '=' . $val . ',';
- }
- }
- $update_strings = rtrim( $update_strings, ',' );
- $unique_where = array_unique( $where_array, SORT_REGULAR );
- $where_string = ' WHERE ' . implode( ' AND ', $unique_where );
- $update_query = 'UPDATE ' . $table_name . ' SET ' . $update_strings . $where_string;
- $this->_query = $update_query;
- }
- }
- }
-
- /**
- * Method to rewrite BETWEEN A AND B clause.
- *
- * This clause is the same form as natural language, so we have to check if it is
- * in the data or SQL statement.
- *
- * @access private
- */
- private function rewrite_between() {
- if ( ! $this->rewrite_between ) {
- return;
- }
- $pattern = '/\\s*(CAST\([^\)]+?\)|[^\\s\(]*)?\\s*BETWEEN\\s*([^\\s]*)?\\s*AND\\s*([^\\s\)]*)?\\s*/ims';
- do {
- if ( preg_match( $pattern, $this->_query, $match ) ) {
- $column_name = trim( $match[1] );
- $min_value = trim( $match[2] );
- $max_value = trim( $match[3] );
- $max_value = rtrim( $max_value );
- $replacement = " ($column_name >= $min_value AND $column_name <= $max_value)";
- $this->_query = str_ireplace( $match[0], $replacement, $this->_query );
- }
- $this->num_of_rewrite_between--;
- } while ( $this->num_of_rewrite_between > 0 );
- }
-
- /**
- * Method to handle ORDER BY FIELD() clause.
- *
- * When FIELD() function has column name to compare, we can't rewrite it with
- * use defined functions. When this function detect column name in the argument,
- * it creates another instance, does the query withuot ORDER BY clause and gives
- * the result array sorted to the main instance.
- *
- * If FIELD() function doesn't have column name, it will use the user defined
- * function. usort() function closure function to compare the items.
- *
- * @access private
- */
- private function handle_orderby_field() {
- if ( ! $this->orderby_field ) {
- return;
- }
- global $wpdb;
- $pattern = '/\\s+ORDER\\s+BY\\s+FIELD\\s*\(\\s*([^\)]+?)\\s*\)/i';
- if ( preg_match( $pattern, $this->_query, $match ) ) {
- $params = explode( ',', $match[1] );
- $params = array_map( 'trim', $params );
- $tbl_col = array_shift( $params );
- $flipped = array_flip( $params );
- $tbl_name = substr( $tbl_col, 0, strpos( $tbl_col, '.' ) );
- $tbl_name = str_replace( $wpdb->prefix, '', $tbl_name );
-
- if ( $tbl_name && in_array( $tbl_name, $wpdb->tables, true ) ) {
- $query = str_replace( $match[0], '', $this->_query );
- $_wpdb = new Perflab_SQLite_DB();
- $results = $_wpdb->get_results( $query );
- $_wpdb = null;
- usort(
- $results,
- static function ( $a, $b ) use ( $flipped ) {
- return $flipped[ $a->ID ] - $flipped[ $b->ID ];
- }
- );
- }
- $wpdb->dbh->pre_ordered_results = $results;
- }
- }
-
- /**
- * Method to avoid DELETE with JOIN statement.
- *
- * The wp-admin/includes/upgrade.php contains a 'DELETE ... JOIN' statement.
- * This query can't be replaced with regular expression or udf, so we
- * replace all the statement with another. But this query was used in
- * the very old version of WordPress when it was upgraded. So we won't
- * have no chance that this method should be used.
- *
- * @access private
- */
- private function delete_workaround() {
- global $wpdb;
- $pattern = "DELETE o1 FROM $wpdb->options AS o1 JOIN $wpdb->options AS o2";
- $pattern2 = "DELETE a, b FROM $wpdb->sitemeta AS a, $wpdb->sitemeta AS b";
- $rewritten = "DELETE FROM $wpdb->options WHERE option_id IN (SELECT MIN(option_id) FROM $wpdb->options GROUP BY option_name HAVING COUNT(*) > 1)";
- if ( stripos( $this->_query, $pattern ) !== false ) {
- $this->_query = $rewritten;
- } elseif ( stripos( $this->_query, $pattern2 ) !== false ) {
- $time = time();
- $prep_query = "SELECT a.meta_id AS aid, b.meta_id AS bid FROM $wpdb->sitemeta AS a INNER JOIN $wpdb->sitemeta AS b ON a.meta_key='_site_transient_timeout_'||substr(b.meta_key, 17) WHERE b.meta_key='_site_transient_'||substr(a.meta_key, 25) AND a.meta_value < $time";
- $_wpdb = new Perflab_SQLite_DB();
- $ids = $_wpdb->get_results( $prep_query );
- foreach ( $ids as $id ) {
- $ids_to_delete[] = $id->aid;
- $ids_to_delete[] = $id->bid;
- }
- $rewritten = "DELETE FROM $wpdb->sitemeta WHERE meta_id IN (" . implode( ',', $ids_to_delete ) . ')';
- $this->_query = $rewritten;
- }
- }
-
- /**
- * Method to suppress errors.
- *
- * When the query string is the one that this class can't manipulate,
- * the query string is replaced with the one that always returns true
- * and does nothing.
- *
- * @access private
- */
- private function return_true() {
- $this->_query = 'SELECT 1=1';
- }
-}
diff --git a/modules/database/sqlite/wp-includes/sqlite/class-perflab-sqlite-pdo-engine.php b/modules/database/sqlite/wp-includes/sqlite/class-perflab-sqlite-pdo-engine.php
deleted file mode 100644
index e72b5d27b4..0000000000
--- a/modules/database/sqlite/wp-includes/sqlite/class-perflab-sqlite-pdo-engine.php
+++ /dev/null
@@ -1,1527 +0,0 @@
-client_info = SQLite3::version()['versionString'];
-
- register_shutdown_function( array( $this, '__destruct' ) );
- if ( ! is_file( FQDB ) ) {
- $this->prepare_directory();
- }
- $dsn = 'sqlite:' . FQDB;
- if ( isset( $GLOBALS['@pdo'] ) ) {
- $this->pdo = $GLOBALS['@pdo'];
- $this->init();
- return;
- }
-
- $locked = false;
- $status = 0;
- $err_message = '';
- do {
- try {
- $this->pdo = new PDO( $dsn, null, null, array( PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION ) ); // phpcs:ignore WordPress.DB.RestrictedClasses
- new Perflab_SQLite_PDO_User_Defined_Functions( $this->pdo );
- $GLOBALS['@pdo'] = $this->pdo;
- } catch ( PDOException $ex ) {
- $status = $ex->getCode();
- if ( 5 === $status || 6 === $status ) {
- $locked = true;
- } else {
- $err_message = $ex->getMessage();
- }
- }
- } while ( $locked );
-
- if ( $status > 0 ) {
- $message = sprintf(
- '%s
%s
%s
', - __( 'Database initialization error!', 'performance-lab' ), - /* translators: %d: error code */ - sprintf( __( 'Code: %d', 'performance-lab' ), $status ), - /* translators: %s: error message */ - sprintf( __( 'Error Message: %s', 'performance-lab' ), $err_message ) - ); - $this->set_error( __LINE__, __FILE__, $message ); - - return false; - } - $this->init(); - } - - /** - * Destructor - * - * If SQLITE_MEM_DEBUG constant is defined, append information about - * memory usage into database/mem_debug.txt. - * - * This definition is changed since version 1.7. - * - * @return boolean - */ - function __destruct() { - if ( defined( 'SQLITE_MEM_DEBUG' ) && SQLITE_MEM_DEBUG ) { - $max = ini_get( 'memory_limit' ); - if ( is_null( $max ) ) { - $message = sprintf( - '[%s] Memory_limit is not set in php.ini file.', - gmdate( 'Y-m-d H:i:s', $_SERVER['REQUEST_TIME'] ) - ); - error_log( $message ); - return true; - } - if ( stripos( $max, 'M' ) !== false ) { - $max = (int) $max * MB_IN_BYTES; - } - $peak = memory_get_peak_usage( true ); - $used = round( (int) $peak / (int) $max * 100, 2 ); - if ( $used > 90 ) { - $message = sprintf( - "[%s] Memory peak usage warning: %s %% used. (max: %sM, now: %sM)\n", - gmdate( 'Y-m-d H:i:s', $_SERVER['REQUEST_TIME'] ), - $used, - $max, - $peak - ); - error_log( $message ); - } - } - - return true; - } - - /** - * Method to initialize database, executed in the constructor. - * - * It checks if WordPress is in the installing process and does the required - * jobs. SQLite library version specific settings are also in this function. - * - * Some developers use WP_INSTALLING constant for other purposes, if so, this - * function will do no harms. - */ - private function init() { - if ( version_compare( SQLite3::version()['versionString'], '3.7.11', '>=' ) ) { - $this->can_insert_multiple_rows = true; - } - $statement = $this->pdo->query( 'PRAGMA foreign_keys' ); - if ( $statement->fetchColumn( 0 ) == '0' ) { // phpcs:ignore WordPress.PHP.StrictComparisons.LooseComparison - $this->pdo->query( 'PRAGMA foreign_keys = ON' ); - } - } - - /** - * This method makes database directory and .htaccess file. - * - * It is executed only once when the installation begins. - */ - private function prepare_directory() { - global $wpdb; - $u = umask( 0000 ); - if ( ! is_dir( FQDBDIR ) ) { - if ( ! @mkdir( FQDBDIR, 0704, true ) ) { - umask( $u ); - $message = __( 'Unable to create the required directory! Please check your server settings.', 'performance-lab' ); - wp_die( $message, 'Error!' ); - } - } - if ( ! is_writable( FQDBDIR ) ) { - umask( $u ); - $message = __( 'Unable to create a file in the directory! Please check your server settings.', 'performance-lab' ); - wp_die( $message, 'Error!' ); - } - if ( ! is_file( FQDBDIR . '.htaccess' ) ) { - $fh = fopen( FQDBDIR . '.htaccess', 'w' ); - if ( ! $fh ) { - umask( $u ); - $message = __( 'Unable to create a file in the directory! Please check your server settings.', 'performance-lab' ); - echo $message; - - return false; - } - fwrite( $fh, 'DENY FROM ALL' ); - fclose( $fh ); - } - if ( ! is_file( FQDBDIR . 'index.php' ) ) { - $fh = fopen( FQDBDIR . 'index.php', 'w' ); - if ( ! $fh ) { - umask( $u ); - $message = __( 'Unable to create a file in the directory! Please check your server settings.', 'performance-lab' ); - echo $message; - - return false; - } - fwrite( $fh, '' ); - fclose( $fh ); - } - umask( $u ); - - return true; - } - - /** - * Method to execute query(). - * - * Divide the query types into seven different ones. That is to say: - * - * 1. SELECT SQL_CALC_FOUND_ROWS - * 2. INSERT - * 3. CREATE TABLE(INDEX) - * 4. ALTER TABLE - * 5. SHOW VARIABLES - * 6. DROP INDEX - * 7. THE OTHERS - * - * #1 is just a tricky play. See the private function handle_sql_count() in query.class.php. - * From #2 through #5 call different functions respectively. - * #6 call the ALTER TABLE query. - * #7 is a normal process: sequentially call prepare_query() and execute_query(). - * - * #1 process has been changed since version 1.5.1. - * - * @param string $statement Full SQL statement string. - * @param int $mode Not used. - * @param array ...$fetch_mode_args Not used. - * - * @return mixed according to the query type - * @see PDO::query() - */ - public function query( $statement, $mode = PDO::ATTR_DEFAULT_FETCH_MODE, ...$fetch_mode_args ) { // phpcs:ignore WordPress.DB.RestrictedClasses - $this->flush(); - - $this->queries[] = "Raw query:\n$statement"; - $res = $this->determine_query_type( $statement ); - if ( ! $res && defined( 'PDO_DEBUG' ) && PDO_DEBUG ) { - $bailout_string = sprintf( - /* translators: %s: SQL statement */ - '' . __( 'Sorry, we cannot determine the type of query that is requested (%s).', 'performance-lab' ) . '
', - $statement - ); - $this->set_error( __LINE__, __FUNCTION__, $bailout_string ); - } - switch ( strtolower( $this->query_type ) ) { - case 'set': - $this->return_value = false; - break; - - case 'foundrows': - $_column = array( 'FOUND_ROWS()' => '' ); - $column = array(); - if ( ! is_null( $this->found_rows_result ) ) { - $this->num_rows = $this->found_rows_result; - $_column['FOUND_ROWS()'] = $this->num_rows; - $column[] = new Perflab_SQLite_Object_Array( $_column ); - $this->results = $column; - $this->found_rows_result = null; - } - break; - - case 'insert': - if ( $this->can_insert_multiple_rows ) { - $this->execute_insert_query_new( $statement ); - break; - } - $this->execute_insert_query( $statement ); - break; - - case 'create': - $this->return_value = $this->execute_create_query( $statement ); - break; - - case 'alter': - $this->return_value = $this->execute_alter_query( $statement ); - break; - - case 'show_variables': - $this->return_value = $this->show_variables_workaround( $statement ); - break; - - case 'showstatus': - $this->return_value = $this->show_status_workaround( $statement ); - break; - - case 'drop_index': - $this->return_value = false; - if ( preg_match( '/^\\s*(DROP\\s*INDEX\\s*.*?)\\s*ON\\s*(.*)/im', $statement, $match ) ) { - $this->query_type = 'alter'; - $this->return_value = $this->execute_alter_query( 'ALTER TABLE ' . trim( $match[2] ) . ' ' . trim( $match[1] ) ); - } - break; - - default: - $engine = $this->prepare_engine( $this->query_type ); - $this->rewritten_query = $engine->rewrite_query( $statement, $this->query_type ); - if ( ! is_null( $this->pre_ordered_results ) ) { - $this->results = $this->pre_ordered_results; - $this->num_rows = count( $this->results ); - $this->return_value = $this->num_rows; - $this->pre_ordered_results = null; - break; - } - $this->queries[] = "Rewritten:\n$this->rewritten_query"; - $this->extract_variables(); - $prepared_query = $this->prepare_query(); - $this->execute_query( $prepared_query ); - if ( ! $this->is_error ) { - $this->process_results( $engine ); - } - break; - } - $debug_string = $this->get_debug_info(); - if ( defined( 'PDO_DEBUG' ) && PDO_DEBUG === true && $debug_string ) { - error_log( $debug_string ); - } - - return $this->return_value; - } - - /** - * Method to return inserted row id. - */ - public function get_insert_id() { - return $this->last_insert_id; - } - - /** - * Method to return the number of rows affected. - */ - public function get_affected_rows() { - return $this->affected_rows; - } - - /** - * Method to return the queried column names. - * - * These data are meaningless for SQLite. So they are dummy emulating - * MySQL columns data. - * - * @return array of the object - */ - public function get_columns() { - if ( ! empty( $this->results ) ) { - $primary_key = array( - 'meta_id', - 'comment_ID', - 'link_ID', - 'option_id', - 'blog_id', - 'option_name', - 'ID', - 'term_id', - 'object_id', - 'term_taxonomy_id', - 'umeta_id', - 'id', - ); - $unique_key = array( 'term_id', 'taxonomy', 'slug' ); - $data = array( - 'name' => '', // Column name. - 'table' => '', // Table name. - 'max_length' => 0, // Max length of the column. - 'not_null' => 1, // 1 if not null. - 'primary_key' => 0, // 1 if column has primary key. - 'unique_key' => 0, // 1 if column has unique key. - 'multiple_key' => 0, // 1 if column doesn't have unique key. - 'numeric' => 0, // 1 if column has numeric value. - 'blob' => 0, // 1 if column is blob. - 'type' => '', // Type of the column. - 'unsigned' => 0, // 1 if column is unsigned integer. - 'zerofill' => 0, // 1 if column is zero-filled. - ); - $table_name = ''; - if ( preg_match( '/\s*FROM\s*(.*)?\s*/i', $this->rewritten_query, $match ) ) { - $table_name = trim( $match[1] ); - } - foreach ( $this->results[0] as $key => $value ) { - $data['name'] = $key; - $data['table'] = $table_name; - if ( in_array( $key, $primary_key, true ) ) { - $data['primary_key'] = 1; - } elseif ( in_array( $key, $unique_key, true ) ) { - $data['unique_key'] = 1; - } else { - $data['multiple_key'] = 1; - } - $this->column_data[] = new Perflab_SQLite_Object_Array( $data ); - - // Reset data for next iteration. - $data['name'] = ''; - $data['table'] = ''; - $data['primary_key'] = 0; - $data['unique_key'] = 0; - $data['multiple_key'] = 0; - } - - return $this->column_data; - } - return null; - } - - /** - * Method to return the queried result data. - * - * @return mixed - */ - public function get_query_results() { - return $this->results; - } - - /** - * Method to return the number of rows from the queried result. - */ - public function get_num_rows() { - return $this->num_rows; - } - - /** - * Method to return the queried results according to the query types. - * - * @return mixed - */ - public function get_return_value() { - return $this->return_value; - } - - /** - * Method to return error messages. - * - * @return string - */ - public function get_error_message() { - if ( count( $this->error_messages ) === 0 ) { - $this->is_error = false; - $this->error_messages = array(); - return ''; - } - - if ( false === $this->is_error ) { - return ''; - } - - $output = '' . __( 'Queries made or created this session were:', 'performance-lab' ) . '
'; - $output .= '' . ob_get_contents() . ''; - ob_end_clean(); - - return $output; - } - - /** - * Method to return information about query string for debugging. - * - * @return string - */ - private function get_debug_info() { - $output = ''; - foreach ( $this->queries as $q ) { - $output .= $q . "\n"; - } - - return $output; - } - - /** - * Method to clear previous data. - */ - private function flush() { - $this->rewritten_query = ''; - $this->query_type = ''; - $this->results = null; - $this->_results = null; - $this->last_insert_id = null; - $this->affected_rows = null; - $this->column_data = array(); - $this->num_rows = null; - $this->return_value = null; - $this->extracted_variables = array(); - $this->error_messages = array(); - $this->is_error = false; - $this->queries = array(); - $this->param_num = 0; - } - - /** - * Method to include the apropreate class files. - * - * It is not a good habit to change the include files programmatically. - * Needs to be fixed some other way. - * - * @param string $query_type The query type (create, alter, etc). - * - * @return object reference to apropreate driver - */ - private function prepare_engine( $query_type = null ) { - if ( stripos( $query_type, 'create' ) !== false ) { - return new Perflab_SQLite_Create_Query(); - } - if ( stripos( $query_type, 'alter' ) !== false ) { - return new Perflab_SQLite_Alter_Query(); - } - return new Perflab_SQLite_PDO_Driver(); - } - - /** - * Method to create a PDO statement object from the query string. - * - * @return PDOStatement - */ - private function prepare_query() { - $this->queries[] = "Prepare:\n" . $this->prepared_query; - $reason = 0; - $message = ''; - $statement = null; - do { - try { - $statement = $this->pdo->prepare( $this->prepared_query ); - } catch ( PDOException $err ) { - $reason = $err->getCode(); - $message = $err->getMessage(); - } - } while ( 5 === $reason || 6 === $reason ); - - if ( $reason > 0 ) { - $err_message = sprintf( 'Problem preparing the PDO SQL Statement. Error was: %s', $message ); - $this->set_error( __LINE__, __FUNCTION__, $err_message ); - } - - return $statement; - } - - /** - * Method to execute PDO statement object. - * - * This function executes query and sets the variables to give back to WordPress. - * The variables are class fields. So if success, no return value. If failure, it - * returns void and stops. - * - * @param object $statement The PDO statement. - * - * @return boolean|void - */ - private function execute_query( $statement ) { - $reason = 0; - $message = ''; - if ( ! is_object( $statement ) ) { - return false; - } - if ( count( $this->extracted_variables ) > 0 ) { - $this->queries[] = "Executing:\n" . var_export( $this->extracted_variables, true ); - do { - if ( 'update' === $this->query_type || 'replace' === $this->query_type ) { - try { - $this->beginTransaction(); - $statement->execute( $this->extracted_variables ); - $this->commit(); - } catch ( PDOException $err ) { - $reason = $err->getCode(); - $message = $err->getMessage(); - $this->rollBack(); - } - } else { - try { - $statement->execute( $this->extracted_variables ); - } catch ( PDOException $err ) { - $reason = $err->getCode(); - $message = $err->getMessage(); - } - } - } while ( 5 == $reason || 6 == $reason ); // phpcs:ignore WordPress.PHP.StrictComparisons.LooseComparison - } else { - $this->queries[] = 'Executing: (no parameters)'; - do { - if ( 'update' === $this->query_type || 'replace' === $this->query_type ) { - try { - $this->beginTransaction(); - $statement->execute(); - $this->commit(); - } catch ( PDOException $err ) { - $reason = $err->getCode(); - $message = $err->getMessage(); - $this->rollBack(); - } - } else { - try { - $statement->execute(); - } catch ( PDOException $err ) { - $reason = $err->getCode(); - $message = $err->getMessage(); - } - } - } while ( 5 == $reason || 6 == $reason ); // phpcs:ignore WordPress.PHP.StrictComparisons.LooseComparison - } - if ( $reason > 0 ) { - $err_message = sprintf( 'Error while executing query! Error message was: %s', $message ); - $this->set_error( __LINE__, __FUNCTION__, $err_message ); - return false; - } - $this->_results = $statement->fetchAll( PDO::FETCH_OBJ ); // phpcs:ignore WordPress.DB.RestrictedClasses - - // Generate the results that $wpdb will want to see. - switch ( $this->query_type ) { - case 'insert': - case 'update': - case 'replace': - $this->last_insert_id = $this->pdo->lastInsertId(); - $this->affected_rows = $statement->rowCount(); - $this->return_value = $this->affected_rows; - break; - - case 'select': - case 'show': - case 'showcolumns': - case 'showindex': - case 'describe': - case 'desc': - case 'check': - case 'analyze': - $this->num_rows = count( $this->_results ); - $this->return_value = $this->num_rows; - break; - - case 'delete': - $this->affected_rows = $statement->rowCount(); - $this->return_value = $this->affected_rows; - break; - - case 'alter': - case 'drop': - case 'create': - case 'optimize': - case 'truncate': - $this->return_value = true; - if ( $this->is_error ) { - $this->return_value = false; - } - break; - } - } - - /** - * Method to extract field data to an array and prepare the query statement. - * - * If original SQL statement is CREATE query, this function does nothing. - */ - private function extract_variables() { - if ( 'create' === $this->query_type ) { - $this->prepared_query = $this->rewritten_query; - return; - } - - // Long queries can really kill this. - $pattern = '/(? 10000000 ) { - $query = preg_replace_callback( - $pattern, - array( $this, 'replace_variables_with_placeholders' ), - $this->rewritten_query - ); - } else { - do { - if ( $limit > 10000000 ) { - $this->set_error( __LINE__, __FUNCTION__, 'The query is too big to parse properly' ); - break; // No point in continuing execution, would get into a loop. - } - ini_set( 'pcre.backtrack_limit', $limit ); - $query = preg_replace_callback( - $pattern, - array( $this, 'replace_variables_with_placeholders' ), - $this->rewritten_query - ); - $limit = $limit * 10; - } while ( is_null( $query ) ); - - // Reset the pcre.backtrack_limit. - ini_set( 'pcre.backtrack_limit', $_limit ); - } - - if ( isset( $query ) ) { - $this->queries[] = "With Placeholders:\n" . $query; - $this->prepared_query = $query; - } - } - - /** - * Call back function to replace field data with PDO parameter. - * - * @param string $matches Matched string. - * - * @return string - */ - private function replace_variables_with_placeholders( $matches ) { - // Remove the WordPress escaping mechanism. - $param = stripslashes( $matches[0] ); - - // Remove trailing spaces. - $param = trim( $param ); - - // Remove the quotes at the end and the beginning. - if ( in_array( $param[ strlen( $param ) - 1 ], array( "'", '"' ), true ) ) { - $param = substr( $param, 0, -1 ); // End. - } - if ( in_array( $param[0], array( "'", '"' ), true ) ) { - $param = substr( $param, 1 ); // Start. - } - $key = ':param_' . $this->param_num++; - $this->extracted_variables[] = $param; - // Return the placeholder. - return ' ' . $key . ' '; - } - - /** - * Method to determine which query type the argument is. - * - * It takes the query string ,determines the type and returns the type string. - * If the query is the type that SQLite Integration can't executes, returns false. - * - * @param string $query The query string. - * - * @return boolean - */ - private function determine_query_type( $query ) { - $result = preg_match( - '/^\\s*(SET|EXPLAIN|PRAGMA|SELECT\\s*FOUND_ROWS|SELECT|INSERT|UPDATE|REPLACE|DELETE|ALTER|CREATE|DROP\\s*INDEX|DROP|SHOW\\s*\\w+\\s*\\w+\\s*|DESCRIBE|DESC|TRUNCATE|OPTIMIZE|CHECK|ANALYZE)/i', - $query, - $match - ); - - if ( ! $result ) { - return false; - } - $this->query_type = strtolower( $match[1] ); - if ( stripos( $this->query_type, 'found' ) !== false ) { - $this->query_type = 'foundrows'; - } - if ( stripos( $this->query_type, 'show' ) !== false ) { - if ( stripos( $this->query_type, 'show table status' ) !== false ) { - $this->query_type = 'showstatus'; - } elseif ( - stripos( $this->query_type, 'show tables' ) !== false || - stripos( $this->query_type, 'show full tables' ) !== false - ) { - $this->query_type = 'show'; - } elseif ( - stripos( $this->query_type, 'show columns' ) !== false || - stripos( $this->query_type, 'show fields' ) !== false || - stripos( $this->query_type, 'show full columns' ) !== false - ) { - $this->query_type = 'showcolumns'; - } elseif ( - stripos( $this->query_type, 'show index' ) !== false || - stripos( $this->query_type, 'show indexes' ) !== false || - stripos( $this->query_type, 'show keys' ) !== false - ) { - $this->query_type = 'showindex'; - } elseif ( - stripos( $this->query_type, 'show variables' ) !== false || - stripos( $this->query_type, 'show global variables' ) !== false || - stripos( $this->query_type, 'show session variables' ) !== false - ) { - $this->query_type = 'show_variables'; - } else { - return false; - } - } - if ( stripos( $this->query_type, 'drop index' ) !== false ) { - $this->query_type = 'drop_index'; - } - - return true; - } - - /** - * Method to execute INSERT query for SQLite version 3.7.11 or later. - * - * SQLite version 3.7.11 began to support multiple rows insert with values - * clause. This is for that version or later. - * - * @param string $query The query string. - */ - private function execute_insert_query_new( $query ) { - $engine = $this->prepare_engine( $this->query_type ); - $this->rewritten_query = $engine->rewrite_query( $query, $this->query_type ); - $this->queries[] = "Rewritten:\n" . $this->rewritten_query; - $this->extract_variables(); - $statement = $this->prepare_query(); - $this->execute_query( $statement ); - } - - /** - * Method to execute INSERT query for SQLite version 3.7.10 or lesser. - * - * It executes the INSERT query for SQLite version 3.7.10 or lesser. It is - * necessary to rewrite multiple row values. - * - * @param string $query The query string. - */ - private function execute_insert_query( $query ) { - global $wpdb; - $multi_insert = false; - $statement = null; - $engine = $this->prepare_engine( $this->query_type ); - if ( preg_match( '/(INSERT.*?VALUES\\s*)(\(.*\))/imsx', $query, $matched ) ) { - $query_prefix = $matched[1]; - $values_data = $matched[2]; - if ( stripos( $values_data, 'ON DUPLICATE KEY' ) !== false ) { - $exploded_parts = $values_data; - } elseif ( stripos( $query_prefix, "INSERT INTO $wpdb->comments" ) !== false ) { - $exploded_parts = $values_data; - } else { - $exploded_parts = $this->parse_multiple_inserts( $values_data ); - } - $count = count( $exploded_parts ); - if ( $count > 1 ) { - $multi_insert = true; - } - } - if ( $multi_insert ) { - $first = true; - foreach ( $exploded_parts as $value ) { - $suffix = ( substr( $value, -1, 1 ) === ')' ) ? '' : ')'; - - $query_string = $query_prefix . ' ' . $value . $suffix; - $this->rewritten_query = $engine->rewrite_query( $query_string, $this->query_type ); - $this->queries[] = "Rewritten:\n" . $this->rewritten_query; - $this->extracted_variables = array(); - $this->extract_variables(); - if ( $first ) { - $statement = $this->prepare_query(); - $this->execute_query( $statement ); - $first = false; - } else { - $this->execute_query( $statement ); - } - } - } else { - $this->rewritten_query = $engine->rewrite_query( $query, $this->query_type ); - $this->queries[] = "Rewritten:\n" . $this->rewritten_query; - $this->extract_variables(); - $statement = $this->prepare_query(); - $this->execute_query( $statement ); - } - } - - /** - * Method to help rewriting multiple row values insert query. - * - * It splits the values clause into an array to execute separately. - * - * @param string $values The values to be split. - * - * @return array - */ - private function parse_multiple_inserts( $values ) { - $tokens = preg_split( "/(''|(?prepare_engine( $this->query_type ); - $rewritten_query = $engine->rewrite_query( $query ); - $reason = 0; - $message = ''; - - try { - $this->beginTransaction(); - foreach ( (array) $rewritten_query as $single_query ) { - $this->queries[] = "Executing:\n" . $single_query; - $single_query = trim( $single_query ); - if ( empty( $single_query ) ) { - continue; - } - $this->pdo->exec( $single_query ); - } - $this->commit(); - } catch ( PDOException $err ) { - $reason = $err->getCode(); - $message = $err->getMessage(); - if ( 5 == $reason || 6 == $reason ) { // phpcs:ignore WordPress.PHP.StrictComparisons.LooseComparison - $this->commit(); - } else { - $this->rollBack(); - } - } - if ( $reason > 0 ) { - $err_message = sprintf( 'Problem in creating table or index. Error was: %s', $message ); - $this->set_error( __LINE__, __FUNCTION__, $err_message ); - - return false; - } - - return true; - } - - /** - * Method to execute ALTER TABLE query. - * - * @param string $query The query to execute. - * - * @return boolean - */ - private function execute_alter_query( $query ) { - $engine = $this->prepare_engine( $this->query_type ); - $reason = 0; - $message = ''; - $re_query = ''; - $rewritten_query = $engine->rewrite_query( $query, $this->query_type ); - if ( is_array( $rewritten_query ) && array_key_exists( 'recursion', $rewritten_query ) ) { - $re_query = $rewritten_query['recursion']; - unset( $rewritten_query['recursion'] ); - } - try { - $this->beginTransaction(); - if ( is_array( $rewritten_query ) ) { - foreach ( $rewritten_query as $single_query ) { - $this->queries[] = "Executing:\n" . $single_query; - $single_query = trim( $single_query ); - if ( empty( $single_query ) ) { - continue; - } - $this->pdo->exec( $single_query ); - } - } else { - $this->queries[] = "Executing:\n" . $rewritten_query; - $rewritten_query = trim( $rewritten_query ); - $this->pdo->exec( $rewritten_query ); - } - $this->commit(); - } catch ( PDOException $err ) { - $reason = $err->getCode(); - $message = $err->getMessage(); - if ( 5 == $reason || 6 == $reason ) { // phpcs:ignore WordPress.PHP.StrictComparisons.LooseComparison - $this->commit(); - usleep( 10000 ); - } else { - $this->rollBack(); - } - } - if ( '' !== $re_query ) { - $this->query( $re_query ); - } - if ( $reason > 0 ) { - $err_message = sprintf( 'Problem in executing alter query. Error was: %s', $message ); - $this->set_error( __LINE__, __FUNCTION__, $err_message ); - - return false; - } - - return true; - } - - /** - * Method to execute SHOW VARIABLES query - * - * This query is meaningless for SQLite. This function returns null data with some - * exceptions and only avoids the error message. - * - * @param string $query The query to execute. - * - * @return bool - */ - private function show_variables_workaround( $query ) { - $dummy_data = array( - 'Variable_name' => '', - 'Value' => null, - ); - $pattern = '/SHOW\\s*VARIABLES\\s*LIKE\\s*(.*)?$/im'; - if ( preg_match( $pattern, $query, $match ) ) { - $value = str_replace( "'", '', $match[1] ); - $dummy_data['Variable_name'] = trim( $value ); - // This is set for Wordfence Security Plugin. - $dummy_data['Value'] = ''; - if ( 'max_allowed_packet' === $value ) { - $dummy_data['Value'] = 1047552; - } - } - $_results[] = new Perflab_SQLite_Object_Array( $dummy_data ); - $this->results = $_results; - $this->num_rows = count( $this->results ); - $this->return_value = $this->num_rows; - - return true; - } - - /** - * Method to execute SHOW TABLE STATUS query. - * - * This query is meaningless for SQLite. This function returns dummy data. - * - * @param string $query The query to execute. - * - * @return bool - */ - private function show_status_workaround( $query ) { - $pattern = '/^SHOW\\s*TABLE\\s*STATUS\\s*LIKE\\s*(.*?)$/im'; - $table_name = ''; - if ( preg_match( $pattern, $query, $match ) ) { - $table_name = str_replace( "'", '', $match[1] ); - } - $dummy_data = array( - 'Name' => $table_name, - 'Engine' => '', - 'Version' => '', - 'Row_format' => '', - 'Rows' => 0, - 'Avg_row_length' => 0, - 'Data_length' => 0, - 'Max_data_length' => 0, - 'Index_length' => 0, - 'Data_free' => 0, - 'Auto_increment' => 0, - 'Create_time' => '', - 'Update_time' => '', - 'Check_time' => '', - 'Collation' => '', - 'Checksum' => '', - 'Create_options' => '', - 'Comment' => '', - ); - $_results[] = new Perflab_SQLite_Object_Array( $dummy_data ); - $this->results = $_results; - $this->num_rows = count( $this->results ); - $this->return_value = $this->num_rows; - - return true; - } - - /** - * Method to format the queried data to that of MySQL. - * - * @param string $engine Not used. - */ - private function process_results( $engine ) { - if ( in_array( $this->query_type, array( 'describe', 'desc', 'showcolumns' ), true ) ) { - $this->convert_to_columns_object(); - } elseif ( 'showindex' === $this->query_type ) { - $this->convert_to_index_object(); - } elseif ( in_array( $this->query_type, array( 'check', 'analyze' ), true ) ) { - $this->convert_result_check_or_analyze(); - } else { - $this->results = $this->_results; - } - } - - /** - * Method to format the error messages and put out to the file. - * - * When $wpdb::suppress_errors is set to true or $wpdb::show_errors is set to false, - * the error messages are ignored. - * - * @param string $line Where the error occurred. - * @param string $function Indicate the function name where the error occurred. - * @param string $message The message. - * - * @return boolean|void - */ - private function set_error( $line, $function, $message ) { - global $wpdb; - $this->errors[] = array( - 'line' => $line, - 'function' => $function, - ); - $this->error_messages[] = $message; - $this->is_error = true; - if ( $wpdb->suppress_errors || ! $wpdb->show_errors ) { - return false; - } - error_log( "Line $line, Function: $function, Message: $message" ); - } - - /** - * Method to change the queried data to PHP object format. - * - * It takes the associative array of query results and creates a numeric - * array of anonymous objects - * - * @access private - */ - private function convert_to_object() { - $_results = array(); - if ( count( $this->results ) === 0 ) { - echo $this->get_error_message(); - } else { - foreach ( $this->results as $row ) { - $_results[] = new Perflab_SQLite_Object_Array( $row ); - } - } - $this->results = $_results; - } - - /** - * Method to convert the SHOW COLUMNS query data to an object. - * - * It rewrites pragma results to mysql compatible array - * when query_type is describe, we use sqlite pragma function. - * - * @access private - */ - private function convert_to_columns_object() { - $_results = array(); - $_columns = array( // Field names MySQL SHOW COLUMNS returns. - 'Field' => '', - 'Type' => '', - 'Null' => '', - 'Key' => '', - 'Default' => '', - 'Extra' => '', - ); - if ( empty( $this->_results ) ) { - echo $this->get_error_message(); - } else { - foreach ( $this->_results as $row ) { - if ( ! is_object( $row ) ) { - continue; - } - if ( property_exists( $row, 'name' ) ) { - $_columns['Field'] = $row->name; - } - if ( property_exists( $row, 'type' ) ) { - $_columns['Type'] = $row->type; - } - if ( property_exists( $row, 'notnull' ) ) { - $_columns['Null'] = $row->notnull ? 'NO' : 'YES'; - } - if ( property_exists( $row, 'pk' ) ) { - $_columns['Key'] = $row->pk ? 'PRI' : ''; - } - if ( property_exists( $row, 'dflt_value' ) ) { - $_columns['Default'] = $row->dflt_value; - } - $_results[] = new Perflab_SQLite_Object_Array( $_columns ); - } - } - $this->results = $_results; - } - - /** - * Method to convert SHOW INDEX query data to PHP object. - * - * It rewrites the result of SHOW INDEX to the Object compatible with MySQL - * added the WHERE clause manipulation (ver 1.3.1) - * - * @access private - */ - private function convert_to_index_object() { - $_results = array(); - $_columns = array( - 'Table' => '', - 'Non_unique' => '', // Unique -> 0, not unique -> 1. - 'Key_name' => '', // The name of the index. - 'Seq_in_index' => '', // Column sequence number in the index. begins at 1. - 'Column_name' => '', - 'Collation' => '', // A(scend) or NULL. - 'Cardinality' => '', - 'Sub_part' => '', // Set to NULL. - 'Packed' => '', // How to pack key or else NULL. - 'Null' => '', // If column contains null, YES. If not, NO. - 'Index_type' => '', // BTREE, FULLTEXT, HASH, RTREE. - 'Comment' => '', - ); - if ( 0 === count( $this->_results ) ) { - echo $this->get_error_message(); - } else { - foreach ( $this->_results as $row ) { - if ( 'table' === $row->type && ! stripos( $row->sql, 'primary' ) ) { - continue; - } - if ( 'index' === $row->type && stripos( $row->name, 'sqlite_autoindex' ) !== false ) { - continue; - } - switch ( $row->type ) { - case 'table': - $pattern1 = '/^\\s*PRIMARY.*\((.*)\)/im'; - $pattern2 = '/^\\s*(\\w+)?\\s*.*PRIMARY.*(?!\()/im'; - if ( preg_match( $pattern1, $row->sql, $match ) ) { - $col_name = trim( $match[1] ); - $_columns['Key_name'] = 'PRIMARY'; - $_columns['Non_unique'] = 0; - $_columns['Column_name'] = $col_name; - } elseif ( preg_match( $pattern2, $row->sql, $match ) ) { - $col_name = trim( $match[1] ); - $_columns['Key_name'] = 'PRIMARY'; - $_columns['Non_unique'] = 0; - $_columns['Column_name'] = $col_name; - } - break; - - case 'index': - $_columns['Non_unique'] = 1; - if ( stripos( $row->sql, 'unique' ) !== false ) { - $_columns['Non_unique'] = 0; - } - if ( preg_match( '/^.*\((.*)\)/i', $row->sql, $match ) ) { - $col_name = str_replace( "'", '', $match[1] ); - $_columns['Column_name'] = trim( $col_name ); - } - $_columns['Key_name'] = $row->name; - break; - - } - $_columns['Table'] = $row->tbl_name; - $_columns['Collation'] = null; - $_columns['Cardinality'] = 0; - $_columns['Sub_part'] = null; - $_columns['Packed'] = null; - $_columns['Null'] = 'NO'; - $_columns['Index_type'] = 'BTREE'; - $_columns['Comment'] = ''; - $_results[] = new Perflab_SQLite_Object_Array( $_columns ); - } - if ( stripos( $this->queries[0], 'WHERE' ) !== false ) { - preg_match( '/WHERE\\s*(.*)$/im', $this->queries[0], $match ); - list($key, $value) = explode( '=', $match[1] ); - $key = trim( $key ); - $value = trim( preg_replace( "/[\';]/", '', $value ) ); - foreach ( $_results as $result ) { - if ( ! empty( $result->$key ) && is_scalar( $result->$key ) && stripos( $value, $result->$key ) !== false ) { - unset( $_results ); - $_results[] = $result; - break; - } - } - } - } - - $this->results = $_results; - } - - /** - * Method to the CHECK query data to an object. - * - * @access private - */ - private function convert_result_check_or_analyze() { - $is_check = 'check' === $this->query_type; - $_results[] = new Perflab_SQLite_Object_Array( - array( - 'Table' => '', - 'Op' => $is_check ? 'check' : 'analyze', - 'Msg_type' => 'status', - 'Msg_text' => $is_check ? __( 'OK', 'performance-lab' ) : __( 'Table is already up to date', 'performance-lab' ), - ) - ); - $this->results = $_results; - } - - /** - * Method to check SQLite library version. - * - * This is used for checking if SQLite can execute multiple rows insert. - * - * @return version number string or 0 - * @access private - */ - private function get_sqlite_version() { - try { - $statement = $this->pdo->prepare( 'SELECT sqlite_version()' ); - $statement->execute(); - $result = $statement->fetch( PDO::FETCH_NUM ); // phpcs:ignore WordPress.DB.RestrictedClasses - - return $result[0]; - } catch ( PDOException $err ) { - return '0'; - } - } - - /** - * Method to call PDO::beginTransaction(). - * - * @see PDO::beginTransaction() - * @return boolean - */ - public function beginTransaction() { - if ( $this->has_active_transaction ) { - return false; - } - $this->has_active_transaction = $this->pdo->beginTransaction(); - return $this->has_active_transaction; - } - - /** - * Method to call PDO::commit(). - * - * @see PDO::commit() - * @return void - */ - public function commit() { - $this->pdo->commit(); - $this->has_active_transaction = false; - } - - /** - * Method to call PDO::rollBack(). - * - * @see PDO::rollBack() - * @return void - */ - public function rollBack() { - $this->pdo->rollBack(); - $this->has_active_transaction = false; - } -} diff --git a/modules/database/sqlite/wp-includes/sqlite/class-perflab-sqlite-pdo-user-defined-functions.php b/modules/database/sqlite/wp-includes/sqlite/class-perflab-sqlite-pdo-user-defined-functions.php deleted file mode 100644 index d1f4421c14..0000000000 --- a/modules/database/sqlite/wp-includes/sqlite/class-perflab-sqlite-pdo-user-defined-functions.php +++ /dev/null @@ -1,781 +0,0 @@ - - * new Perflab_SQLite_PDO_User_Defined_Functions(ref_to_pdo_obj); - * - * - * This automatically enables ref_to_pdo_obj to replace the function in the SQL statement - * to the ones defined here. - */ -class Perflab_SQLite_PDO_User_Defined_Functions { - - /** - * The class constructor - * - * Initializes the use defined functions to PDO object with PDO::sqliteCreateFunction(). - * - * @param PDO $pdo The PDO object. - */ - public function __construct( $pdo ) { - if ( ! $pdo ) { - wp_die( 'Database is not initialized.', 'Database Error' ); - } - foreach ( $this->functions as $f => $t ) { - $pdo->sqliteCreateFunction( $f, array( $this, $t ) ); - } - } - - /** - * Array to define MySQL function => function defined with PHP. - * - * Replaced functions must be public. - * - * @var array - */ - private $functions = array( - 'month' => 'month', - 'year' => 'year', - 'day' => 'day', - 'unix_timestamp' => 'unix_timestamp', - 'now' => 'now', - 'char_length' => 'char_length', - 'md5' => 'md5', - 'curdate' => 'curdate', - 'rand' => 'rand', - 'substring' => 'substring', - 'dayofmonth' => 'day', - 'second' => 'second', - 'minute' => 'minute', - 'hour' => 'hour', - 'date_format' => 'dateformat', - 'from_unixtime' => 'from_unixtime', - 'date_add' => 'date_add', - 'date_sub' => 'date_sub', - 'adddate' => 'date_add', - 'subdate' => 'date_sub', - 'localtime' => 'now', - 'localtimestamp' => 'now', - 'isnull' => 'isnull', - 'if' => '_if', - 'regexpp' => 'regexp', - 'concat' => 'concat', - 'field' => 'field', - 'log' => 'log', - 'least' => 'least', - 'greatest' => 'greatest', - 'get_lock' => 'get_lock', - 'release_lock' => 'release_lock', - 'ucase' => 'ucase', - 'lcase' => 'lcase', - 'inet_ntoa' => 'inet_ntoa', - 'inet_aton' => 'inet_aton', - 'datediff' => 'datediff', - 'locate' => 'locate', - 'utc_date' => 'utc_date', - 'utc_time' => 'utc_time', - 'utc_timestamp' => 'utc_timestamp', - 'version' => 'version', - ); - - /** - * Method to extract the month value from the date. - * - * @param string $field representing the date formatted as 0000-00-00. - * - * @return string representing the number of the month between 1 and 12. - */ - public function month( $field ) { - return gmdate( 'n', strtotime( $field ) ); - } - - /** - * Method to extract the year value from the date. - * - * @param string $field representing the date formatted as 0000-00-00. - * - * @return string representing the number of the year. - */ - public function year( $field ) { - return gmdate( 'Y', strtotime( $field ) ); - } - - /** - * Method to extract the day value from the date. - * - * @param string $field Representing the date formatted as 0000-00-00. - * - * @return string representing the number of the day of the month from 1 and 31. - */ - public function day( $field ) { - return gmdate( 'j', strtotime( $field ) ); - } - - /** - * Method to return the unix timestamp. - * - * Used without an argument, it returns PHP time() function (total seconds passed - * from '1970-01-01 00:00:00' GMT). Used with the argument, it changes the value - * to the timestamp. - * - * @param string $field Representing the date formatted as '0000-00-00 00:00:00'. - * - * @return number of unsigned integer - */ - public function unix_timestamp( $field = null ) { - return is_null( $field ) ? time() : strtotime( $field ); - } - - /** - * Method to emulate MySQL SECOND() function. - * - * @param string $field Representing the time formatted as '00:00:00'. - * - * @return number of unsigned integer - */ - public function second( $field ) { - return intval( gmdate( 's', strtotime( $field ) ) ); - } - - /** - * Method to emulate MySQL MINUTE() function. - * - * @param string $field Representing the time formatted as '00:00:00'. - * - * @return number of unsigned integer - */ - public function minute( $field ) { - return intval( gmdate( 'i', strtotime( $field ) ) ); - } - - /** - * Method to emulate MySQL HOUR() function. - * - * @param string $time Representing the time formatted as '00:00:00'. - * - * @return number - */ - public function hour( $time ) { - list($hours) = explode( ':', $time ); - - return intval( $hours ); - } - - /** - * Method to emulate MySQL FROM_UNIXTIME() function. - * - * @param integer $field The unix timestamp. - * @param string $format Indicate the way of formatting(optional). - * - * @return string formatted as '0000-00-00 00:00:00'. - */ - public function from_unixtime( $field, $format = null ) { - // Convert to ISO time. - $date = gmdate( 'Y-m-d H:i:s', $field ); - - return is_null( $format ) ? $date : $this->dateformat( $date, $format ); - } - - /** - * Method to emulate MySQL NOW() function. - * - * @return string representing current time formatted as '0000-00-00 00:00:00'. - */ - public function now() { - return gmdate( 'Y-m-d H:i:s' ); - } - - /** - * Method to emulate MySQL CURDATE() function. - * - * @return string representing current time formatted as '0000-00-00'. - */ - public function curdate() { - return gmdate( 'Y-m-d' ); - } - - /** - * Method to emulate MySQL CHAR_LENGTH() function. - * - * @param string $field The string to be measured. - * - * @return int unsigned integer for the length of the argument. - */ - public function char_length( $field ) { - return strlen( $field ); - } - - /** - * Method to emulate MySQL MD5() function. - * - * @param string $field The string to be hashed. - * - * @return string of the md5 hash value of the argument. - */ - public function md5( $field ) { - return md5( $field ); - } - - /** - * Method to emulate MySQL RAND() function. - * - * SQLite does have a random generator, but it is called RANDOM() and returns random - * number between -9223372036854775808 and +9223372036854775807. So we substitute it - * with PHP random generator. - * - * This function uses mt_rand() which is four times faster than rand() and returns - * the random number between 0 and 1. - * - * @return int - */ - public function rand() { - return mt_rand( 0, 1 ); - } - - /** - * Method to emulate MySQL SUBSTRING() function. - * - * This function rewrites the function name to SQLite compatible substr(), - * which can manipulate UTF-8 characters. - * - * @param string $text The text to be processed. - * @param integer $pos Representing the start point. - * @param integer $len Representing the length of the substring(optional). - * - * @return string - */ - public function substring( $text, $pos, $len = null ) { - return "substr($text, $pos, $len)"; - } - - /** - * Method to emulate MySQL DATEFORMAT() function. - * - * @param string $date Formatted as '0000-00-00' or datetime as '0000-00-00 00:00:00'. - * @param string $format The string format. - * - * @return string formatted according to $format - */ - public function dateformat( $date, $format ) { - $mysql_php_date_formats = array( - '%a' => 'D', - '%b' => 'M', - '%c' => 'n', - '%D' => 'jS', - '%d' => 'd', - '%e' => 'j', - '%H' => 'H', - '%h' => 'h', - '%I' => 'h', - '%i' => 'i', - '%j' => 'z', - '%k' => 'G', - '%l' => 'g', - '%M' => 'F', - '%m' => 'm', - '%p' => 'A', - '%r' => 'h:i:s A', - '%S' => 's', - '%s' => 's', - '%T' => 'H:i:s', - '%U' => 'W', - '%u' => 'W', - '%V' => 'W', - '%v' => 'W', - '%W' => 'l', - '%w' => 'w', - '%X' => 'Y', - '%x' => 'o', - '%Y' => 'Y', - '%y' => 'y', - ); - - $time = strtotime( $date ); - $format = strtr( $format, $mysql_php_date_formats ); - - return gmdate( $format, $time ); - } - - /** - * Method to emulate MySQL DATE_ADD() function. - * - * This function adds the time value of $interval expression to $date. - * $interval is a single quoted strings rewritten by SQLiteQueryDriver::rewrite_query(). - * It is calculated in the private function derive_interval(). - * - * @param string $date representing the start date. - * @param string $interval representing the expression of the time to add. - * - * @return string date formatted as '0000-00-00 00:00:00'. - */ - public function date_add( $date, $interval ) { - $interval = $this->derive_interval( $interval ); - switch ( strtolower( $date ) ) { - case 'curdate()': - $date_object = new DateTime( $this->curdate() ); - $date_object->add( new DateInterval( $interval ) ); - return $date_object->format( 'Y-m-d' ); - - case 'now()': - $date_object = new DateTime( $this->now() ); - $date_object->add( new DateInterval( $interval ) ); - return $date_object->format( 'Y-m-d H:i:s' ); - - default: - $date_object = new DateTime( $date ); - $date_object->add( new DateInterval( $interval ) ); - return $date_object->format( 'Y-m-d H:i:s' ); - } - } - - /** - * Method to emulate MySQL DATE_SUB() function. - * - * This function subtracts the time value of $interval expression from $date. - * $interval is a single quoted strings rewritten by SQLiteQueryDriver::rewrite_query(). - * It is calculated in the private function derive_interval(). - * - * @param string $date representing the start date. - * @param string $interval representing the expression of the time to subtract. - * - * @return string date formatted as '0000-00-00 00:00:00'. - */ - public function date_sub( $date, $interval ) { - $interval = $this->derive_interval( $interval ); - switch ( strtolower( $date ) ) { - case 'curdate()': - $date_object = new DateTime( $this->curdate() ); - $date_object->sub( new DateInterval( $interval ) ); - return $date_object->format( 'Y-m-d' ); - - case 'now()': - $date_object = new DateTime( $this->now() ); - $date_object->sub( new DateInterval( $interval ) ); - return $date_object->format( 'Y-m-d H:i:s' ); - - default: - $date_object = new DateTime( $date ); - $date_object->sub( new DateInterval( $interval ) ); - return $date_object->format( 'Y-m-d H:i:s' ); - } - } - - /** - * Method to calculate the interval time between two dates value. - * - * @access private - * - * @param string $interval white space separated expression. - * - * @return string representing the time to add or substract. - */ - private function derive_interval( $interval ) { - $interval = trim( substr( trim( $interval ), 8 ) ); - $parts = explode( ' ', $interval ); - foreach ( $parts as $part ) { - if ( ! empty( $part ) ) { - $_parts[] = $part; - } - } - $type = strtolower( end( $_parts ) ); - switch ( $type ) { - case 'second': - return 'PT' . $_parts[0] . 'S'; - - case 'minute': - return 'PT' . $_parts[0] . 'M'; - - case 'hour': - return 'PT' . $_parts[0] . 'H'; - - case 'day': - return 'P' . $_parts[0] . 'D'; - - case 'week': - return 'P' . $_parts[0] . 'W'; - - case 'month': - return 'P' . $_parts[0] . 'M'; - - case 'year': - return 'P' . $_parts[0] . 'Y'; - - case 'minute_second': - list($minutes, $seconds) = explode( ':', $_parts[0] ); - return 'PT' . $minutes . 'M' . $seconds . 'S'; - - case 'hour_second': - list($hours, $minutes, $seconds) = explode( ':', $_parts[0] ); - return 'PT' . $hours . 'H' . $minutes . 'M' . $seconds . 'S'; - - case 'hour_minute': - list($hours, $minutes) = explode( ':', $_parts[0] ); - return 'PT' . $hours . 'H' . $minutes . 'M'; - - case 'day_second': - $days = intval( $_parts[0] ); - list($hours, $minutes, $seconds) = explode( ':', $_parts[1] ); - return 'P' . $days . 'D' . 'T' . $hours . 'H' . $minutes . 'M' . $seconds . 'S'; - - case 'day_minute': - $days = intval( $_parts[0] ); - list($hours, $minutes) = explode( ':', $parts[1] ); - return 'P' . $days . 'D' . 'T' . $hours . 'H' . $minutes . 'M'; - - case 'day_hour': - $days = intval( $_parts[0] ); - $hours = intval( $_parts[1] ); - return 'P' . $days . 'D' . 'T' . $hours . 'H'; - - case 'year_month': - list($years, $months) = explode( '-', $_parts[0] ); - return 'P' . $years . 'Y' . $months . 'M'; - } - return ''; - } - - /** - * Method to emulate MySQL DATE() function. - * - * @param string $date formatted as unix time. - * - * @return string formatted as '0000-00-00'. - */ - public function date( $date ) { - return gmdate( 'Y-m-d', strtotime( $date ) ); - } - - /** - * Method to emulate MySQL ISNULL() function. - * - * This function returns true if the argument is null, and true if not. - * - * @param mixed $field The field to be tested. - * - * @return boolean - */ - public function isnull( $field ) { - return is_null( $field ); - } - - /** - * Method to emulate MySQL IF() function. - * - * As 'IF' is a reserved word for PHP, function name must be changed. - * - * @param unknonw $expression the statement to be evaluated as true or false. - * @param unknown $true statement or value returned if $expression is true. - * @param unknown $false statement or value returned if $expression is false. - * - * @return unknown - */ - public function _if( $expression, $true, $false ) { - return ( true === $expression ) ? $true : $false; - } - - /** - * Method to emulate MySQL REGEXP() function. - * - * @param string $field Haystack. - * @param string $pattern Regular expression to match. - * - * @return integer 1 if matched, 0 if not matched. - */ - public function regexp( $field, $pattern ) { - $pattern = str_replace( '/', '\/', $pattern ); - $pattern = '/' . $pattern . '/i'; - - return preg_match( $pattern, $field ); - } - - /** - * Method to emulate MySQL CONCAT() function. - * - * SQLite does have CONCAT() function, but it has a different syntax from MySQL. - * So this function must be manipulated here. - * - * @return null|string Return null if the argument is null, or a concatenated string if the argument is given. - */ - public function concat() { - $return_value = ''; - $args_num = func_num_args(); - $args_list = func_get_args(); - for ( $i = 0; $i < $args_num; $i++ ) { - if ( is_null( $args_list[ $i ] ) ) { - return null; - } - $return_value .= $args_list[ $i ]; - } - - return $return_value; - } - - /** - * Method to emulate MySQL FIELD() function. - * - * This function gets the list argument and compares the first item to all the others. - * If the same value is found, it returns the position of that value. If not, it - * returns 0. - * - * @return int - */ - public function field() { - global $wpdb; - $num_args = func_num_args(); - if ( $num_args < 2 || is_null( func_get_arg( 0 ) ) ) { - return 0; - } - $arg_list = func_get_args(); - $search_string = array_shift( $arg_list ); - $str_to_check = substr( $search_string, 0, strpos( $search_string, '.' ) ); - $str_to_check = str_replace( $wpdb->prefix, '', $str_to_check ); - if ( $str_to_check && in_array( trim( $str_to_check ), $wpdb->tables, true ) ) { - return 0; - } - for ( $i = 0; $i < $num_args - 1; $i++ ) { - if ( strtolower( $arg_list[ $i ] ) === $search_string ) { - return $i + 1; - } - } - - return 0; - } - - /** - * Method to emulate MySQL LOG() function. - * - * Used with one argument, it returns the natural logarithm of X. - *
- * LOG(X)
- *
- * Used with two arguments, it returns the natural logarithm of X base B.
- *
- * LOG(B, X)
- *
- * In this case, it returns the value of log(X) / log(B).
- *
- * Used without an argument, it returns false. This returned value will be
- * rewritten to 0, because SQLite doesn't understand true/false value.
- *
- * @return double|null
- */
- public function log() {
- $num_args = func_num_args();
- if ( 1 === $num_args ) {
- $arg1 = func_get_arg( 0 );
-
- return log( $arg1 );
- }
- if ( 2 === $num_args ) {
- $arg1 = func_get_arg( 0 );
- $arg2 = func_get_arg( 1 );
-
- return log( $arg1 ) / log( $arg2 );
- }
- return null;
- }
-
- /**
- * Method to emulate MySQL LEAST() function.
- *
- * This function rewrites the function name to SQLite compatible function name.
- *
- * @return mixed
- */
- public function least() {
- $arg_list = func_get_args();
-
- return "min($arg_list)";
- }
-
- /**
- * Method to emulate MySQL GREATEST() function.
- *
- * This function rewrites the function name to SQLite compatible function name.
- *
- * @return mixed
- */
- public function greatest() {
- $arg_list = func_get_args();
-
- return "max($arg_list)";
- }
-
- /**
- * Method to dummy out MySQL GET_LOCK() function.
- *
- * This function is meaningless in SQLite, so we do nothing.
- *
- * @param string $name Not used.
- * @param integer $timeout Not used.
- *
- * @return string
- */
- public function get_lock( $name, $timeout ) {
- return '1=1';
- }
-
- /**
- * Method to dummy out MySQL RELEASE_LOCK() function.
- *
- * This function is meaningless in SQLite, so we do nothing.
- *
- * @param string $name Not used.
- *
- * @return string
- */
- public function release_lock( $name ) {
- return '1=1';
- }
-
- /**
- * Method to emulate MySQL UCASE() function.
- *
- * This is MySQL alias for upper() function. This function rewrites it
- * to SQLite compatible name upper().
- *
- * @param string $content String to be converted to uppercase.
- *
- * @return string SQLite compatible function name.
- */
- public function ucase( $content ) {
- return "upper($content)";
- }
-
- /**
- * Method to emulate MySQL LCASE() function.
- *
- * This is MySQL alias for lower() function. This function rewrites it
- * to SQLite compatible name lower().
- *
- * @param string $content String to be converted to lowercase.
- *
- * @return string SQLite compatible function name.
- */
- public function lcase( $content ) {
- return "lower($content)";
- }
-
- /**
- * Method to emulate MySQL INET_NTOA() function.
- *
- * This function gets 4 or 8 bytes integer and turn it into the network address.
- *
- * @param integer $num Long integer.
- *
- * @return string
- */
- public function inet_ntoa( $num ) {
- return long2ip( $num );
- }
-
- /**
- * Method to emulate MySQL INET_ATON() function.
- *
- * This function gets the network address and turns it into integer.
- *
- * @param string $addr Network address.
- *
- * @return int long integer
- */
- public function inet_aton( $addr ) {
- return absint( ip2long( $addr ) );
- }
-
- /**
- * Method to emulate MySQL DATEDIFF() function.
- *
- * This function compares two dates value and returns the difference.
- *
- * @param string $start Start date.
- * @param string $end End date.
- *
- * @return string
- */
- public function datediff( $start, $end ) {
- $start_date = new DateTime( $start );
- $end_date = new DateTime( $end );
- $interval = $end_date->diff( $start_date, false );
-
- return $interval->format( '%r%a' );
- }
-
- /**
- * Method to emulate MySQL LOCATE() function.
- *
- * This function returns the position if $substr is found in $str. If not,
- * it returns 0. If mbstring extension is loaded, mb_strpos() function is
- * used.
- *
- * @param string $substr Needle.
- * @param string $str Haystack.
- * @param integer $pos Position.
- *
- * @return integer
- */
- public function locate( $substr, $str, $pos = 0 ) {
- if ( ! extension_loaded( 'mbstring' ) ) {
- $val = strpos( $str, $substr, $pos );
- if ( false !== $val ) {
- return $val + 1;
- }
- return 0;
- }
- $val = mb_strpos( $str, $substr, $pos );
- if ( false !== $val ) {
- return $val + 1;
- }
- return 0;
- }
-
- /**
- * Method to return GMT date in the string format.
- *
- * @return string formatted GMT date 'dddd-mm-dd'
- */
- public function utc_date() {
- return gmdate( 'Y-m-d', time() );
- }
-
- /**
- * Method to return GMT time in the string format.
- *
- * @return string formatted GMT time '00:00:00'
- */
- public function utc_time() {
- return gmdate( 'H:i:s', time() );
- }
-
- /**
- * Method to return GMT time stamp in the string format.
- *
- * @return string formatted GMT timestamp 'yyyy-mm-dd 00:00:00'
- */
- public function utc_timestamp() {
- return gmdate( 'Y-m-d H:i:s', time() );
- }
-
- /**
- * Method to return MySQL version.
- *
- * This function only returns the current newest version number of MySQL,
- * because it is meaningless for SQLite database.
- *
- * @return string representing the version number: major_version.minor_version
- */
- public function version() {
- return '5.5';
- }
-}
diff --git a/modules/database/sqlite/wp-includes/sqlite/db.php b/modules/database/sqlite/wp-includes/sqlite/db.php
deleted file mode 100644
index 4480b9155a..0000000000
--- a/modules/database/sqlite/wp-includes/sqlite/db.php
+++ /dev/null
@@ -1,54 +0,0 @@
-%1$s%2$s
', - 'PHP PDO Extension is not loaded', - 'Your PHP installation appears to be missing the PDO extension which is required for this version of WordPress and the type of database you have specified.' - ) - ), - 'PHP PDO Extension is not loaded.' - ); -} - -if ( ! extension_loaded( 'pdo_sqlite' ) ) { - wp_die( - new WP_Error( - 'pdo_driver_not_loaded', - sprintf( - '%2$s
', - 'PDO Driver for SQLite is missing', - 'Your PHP installation appears not to have the right PDO drivers loaded. These are required for this version of WordPress and the type of database you have specified.' - ) - ), - 'PDO Driver for SQLite is missing.' - ); -} - -require_once __DIR__ . '/class-perflab-sqlite-pdo-user-defined-functions.php'; -require_once __DIR__ . '/class-perflab-sqlite-pdo-engine.php'; -require_once __DIR__ . '/class-perflab-sqlite-object-array.php'; -require_once __DIR__ . '/class-perflab-sqlite-db.php'; -require_once __DIR__ . '/class-perflab-sqlite-pdo-driver.php'; -require_once __DIR__ . '/class-perflab-sqlite-create-query.php'; -require_once __DIR__ . '/class-perflab-sqlite-alter-query.php'; -require_once __DIR__ . '/install-functions.php'; - -$GLOBALS['wpdb'] = new Perflab_SQLite_DB(); diff --git a/modules/database/sqlite/wp-includes/sqlite/install-functions.php b/modules/database/sqlite/wp-includes/sqlite/install-functions.php deleted file mode 100644 index e7442ffab4..0000000000 --- a/modules/database/sqlite/wp-includes/sqlite/install-functions.php +++ /dev/null @@ -1,212 +0,0 @@ - PDO::ERRMODE_EXCEPTION ) ); // phpcs:ignore WordPress.DB.RestrictedClasses - } catch ( PDOException $err ) { - $err_data = $err->errorInfo; // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase - $message = 'Database connection error!