[WordPress - wp-config.php Tips 'N' Tricks] #collection #bestof #config #wp-config #wp #core

wp--wp-config--tips-n-tricks.php

<?php
/**
 * WordPress Localized Language, defaults to English.
 *
 * Change this to localize WordPress.  A corresponding MO file for the chosen
 * language must be installed to wp-content/languages. For example, install
 * de.mo to wp-content/languages and set WPLANG to 'de' to enable German
 * language support.
 */
// ------------------------------------------------------------------------------------------------

define ('WPLANG', '');

// Performance
// ------------------------------------------------------------------------------------------------

define( 'WP_MEMORY_LIMIT', '2048M'); 		// Increase memory limit
define( 'WP_MAX_MEMORY_LIMIT', '4096M' ); 	// Increase max memory limit
define( 'EMPTY_TRASH_DAYS', 15 ); 			// Empty trash after X days

define( 'WP_POST_REVISIONS', 50 ); 		// Limit the number of saved revisions
define( 'WP_POST_REVISIONS', false ); 		// Disable revisions

define( 'WP_POST_REVISIONS', 5 ); 			// Limit revisions to 5
define( 'AUTOSAVE_INTERVAL', 120 ); 		// Change autosave interval to 120 seconds

// Set execution time
set_time_limit(300);

// Enable multisite
// ------------------------------------------------------------------------------------------------

define( 'WP_ALLOW_MULTISITE', true );

// Updates
// ------------------------------------------------------------------------------------------------

define( 'AUTOMATIC_UPDATER_DISABLED', true ); 			// Disable all automatic updates
define( 'WP_AUTO_UPDATE_CORE', false ); 				// Disable automatic updates for core
add_filter( 'auto_update_theme', '__return_false' ); 	// Disable automatic updates for themes
add_filter( 'auto_update_plugin', '__return_false' ); 	// Disable automatic updates for plugins

// Configure WP environment
// ------------------------------------------------------------------------------------------------

define( 'WP_ENVIRONMENT_TYPE', 'production' );

// Change/define site url
// ------------------------------------------------------------------------------------------------

define( 'WP_HOME', 'http://example.com' ); 			// no trailing slash!!!
define( 'WP_SITEURL', 'http://example.com' ); 		// no trailing slash!!!

// Change WP-CONTENT folder PATH and URL
// ------------------------------------------------------------------------------------------------

// Make sure the ABSPATH constant is available
if ( ! defined( 'ABSPATH' ) ) {
	define( 'ABSPATH', __DIR__ . '/' );
}

// FYKI - OPTIONAL!!! - only required if you choose version 1 from the following sub-sections!!
define( 'WP_CONTENT_FOLDERNAME', 'foo-content' );

// TWO VERSIONS OF THE SAME THING
define( 'WP_CONTENT_DIR', ABSPATH . WP_CONTENT_FOLDERNAME );
define( 'WP_CONTENT_DIR', $_SERVER['DOCUMENT_ROOT'] . '/foo-content' );

// TWO VERSIONS OF THE SAME THING
define( 'WP_CONTENT_URL', $_SERVER['REQUEST_SCHEME'] . '://' . $_SERVER['HTTP_HOST'] . '/' . WP_CONTENT_FOLDERNAME );
define( 'WP_CONTENT_URL', $_SERVER['REQUEST_SCHEME'] . '://' . $_SERVER['HTTP_HOST'] . '/foo-content' );

// Change PLUGINS folder PATH and URL
// ------------------------------------------------------------------------------------------------

// Make sure the ABSPATH constant is available
if ( ! defined( 'ABSPATH' ) ) {
	define( 'ABSPATH', __DIR__ . '/' );
}

// FYKI - OPTIONAL!!! - only required if you choose version 1 from the following sub-sections!!
define( 'WP_PLUGIN_FOLDERNAME', 'add-ons' );

// TWO VERSIONS OF THE SAME THING
define( 'WP_PLUGIN_DIR', ABSPATH . WP_CONTENT_FOLDERNAME . '/' . WP_PLUGIN_FOLDERNAME );
define( 'WP_PLUGIN_DIR', $_SERVER['DOCUMENT_ROOT'] . '/foo-content/add-ons' );

// TWO VERSIONS OF THE SAME THING
define( 'WP_PLUGIN_URL', $_SERVER['REQUEST_SCHEME'] . '://' . $_SERVER['HTTP_HOST'] . '/' . WP_CONTENT_FOLDERNAME  . '/' . WP_PLUGIN_FOLDERNAME );
define( 'WP_PLUGIN_URL', $_SERVER['REQUEST_SCHEME'] . '://' . $_SERVER['HTTP_HOST'] . '/foo-content/add-ons' );

// Change UPLOADS folder PATH
// ------------------------------------------------------------------------------------------------

// Change uploads folder name and location
define( 'UPLOADS', 'foo-content/add-ons' );

// Set custom default theme
// ------------------------------------------------------------------------------------------------

define( 'WP_DEFAULT_THEME', 'mytheme' );

// Debug Log
// ------------------------------------------------------------------------------------------------

define( 'WP_DEBUG', true ); 			// Turn on debugging mode in WordPress
define( 'WP_DEBUG_LOG', true ); 		// Log debugging information to a file
define( 'WP_DEBUG_DISPLAY', false ); 	// Hide debugging information from being displayed on 
										// the site
define( 'SCRIPT_DEBUG', true ); 		// loads the development (non-minified) versions of all 
										// scripts and CSS, and disables compression and 
										// concatenation.

// Error Log
// ------------------------------------------------------------------------------------------------

@ini_set('log_errors','On');
@ini_set('display_errors','Off');
@ini_set('error_log','/home/path/domain/logs/php_error.log');

// Disable plugin/theme fatal error emails
// ------------------------------------------------------------------------------------------------

/** 
 * WordPress 5.2 introduced a fatal error handler to ensure that users do not get locked 
 * out of their site when a theme or plugin causes a fatal error. This is a great feature 
 * in production/live sites. 
 *
 * But IT CAN BE PROBLEMATIC IN DEVELOPMENT, preventing you from fully diagnosing errors.
 *
 * For this reason, IN DEVELOPMENT, YOU SHOULD DISABLE THIS (SET IT TO `TRUE`) to make 
 * sure things are broken until you can fix them. 
 * 
 * Define this constant in your wp-config.php file:
 */

define('WP_DISABLE_FATAL_ERROR_HANDLER', true);

// Controlling core wp script concatenation and minification
// ------------------------------------------------------------------------------------------------

define( 'CONCATENATE_SCRIPTS', true );
define( 'COMPRESS_SCRIPTS', true ); 
define( 'COMPRESS_CSS', true ); 
define( 'ENFORCE_GZIP', true ); 		//forces gzip for compression instead of deflate

// Logging SQL queries
// ------------------------------------------------------------------------------------------------

define( 'SAVEQUERIES', true );
global $wpdb;
print_r( $wpdb->queries );

// Database
// ------------------------------------------------------------------------------------------------

define( 'CUSTOM_USER_TABLE', $table_prefix . 'my_users' ); 			// Use my_users instead of 
																	// wp_users
define( 'CUSTOM_USER_META_TABLE', $table_prefix . 'my_usermeta' ); 	// Use my_usermeta instead of 
																	// wp_usermeta
define( 'DB_COLLATE', 'utf8mb4_unicode_ci' ); 						// Database collation

// Enable DB repair
// Usage: after saving wp-config.php, update the wp-admin slug: /wp-admin/maint/repair.php
define( 'WP_ALLOW_REPAIR', true );

define( 'DO_NOT_UPGRADE_GLOBAL_TABLES', true ); 					// Disable table updates
// Security
define( 'DISALLOW_FILE_EDIT', true ); 								// Disable admin theme and 
																	// plugin editors
define( 'WP_HTTP_BLOCK_EXTERNAL', true ); 							// Blocking External HTTP 
																	// Requests
define( 'WP_ACCESSIBLE_HOSTS', 'api.wordpress.org,*.github.com' ); 	// Allow specific external
																	// HTTP requests
define( 'FORCE_SSL_ADMIN', true ); 									// Forcing SSL for Login Pages 
																	// and the Dashboard
/**
 * @ini_set methods - alternatively, you can try updating the values in the .htaccess, or a 
 *					  custom php.ini file in the wp root, but usually, if the below updates
 *                    in wp-config.php don't work, they won't work in other files either,
 *                    meaning the values should be updated directly in the hosting panel.
 */
// ------------------------------------------------------------------------------------------------

// Upload size
@ini_set( 'upload_max_filesize' , '2048M' );
@ini_set( 'post_max_size', '2048M');

// Execution & Input Time
@ini_set( 'max_execution_time', '300' );
@ini_set( 'max_input_time', '300' );

// Memory limit
@ini_set( 'memory_limit', '4096M' ); 	// CAREFUL!!! There's DEFINE version for this one:
										// define( 'WP_MEMORY_LIMIT', '2048M');
										// see in PERFORMANCE subsection