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bp-loader.php
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bp-loader.php
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<?php
/**
* The BuddyPress Plugin
*
* BuddyPress is social networking software with a twist from the creators of WordPress.
*
* $Id$
*
* @package BuddyPress
* @subpackage Main
*/
/**
* Plugin Name: BuddyPress
* Plugin URI: http://buddypress.org
* Description: Social networking in a box. Build a social network for your company, school, sports team or niche community all based on the power and flexibility of WordPress.
* Author: The BuddyPress Community
* Author URI: http://buddypress.org/community/members/
* Version: 2.0.1
* Text Domain: buddypress
* Domain Path: /bp-languages/
* License: GPLv2 or later (license.txt)
*/
// Exit if accessed directly
if ( !defined( 'ABSPATH' ) ) exit;
/** Constants *****************************************************************/
if ( !class_exists( 'BuddyPress' ) ) :
/**
* Main BuddyPress Class
*
* Tap tap tap... Is this thing on?
*
* @since BuddyPress (1.6.0)
*/
class BuddyPress {
/** Magic *************************************************************/
/**
* BuddyPress uses many variables, most of which can be filtered to
* customize the way that it works. To prevent unauthorized access,
* these variables are stored in a private array that is magically
* updated using PHP 5.2+ methods. This is to prevent third party
* plugins from tampering with essential information indirectly, which
* would cause issues later.
*
* @see BuddyPress::setup_globals()
* @var array
*/
private $data;
/** Not Magic *********************************************************/
/**
* @var array Primary BuddyPress navigation.
*/
public $bp_nav = array();
/**
* @var array Secondary BuddyPress navigation to $bp_nav.
*/
public $bp_options_nav = array();
/**
* @var array The unfiltered URI broken down into chunks.
* @see bp_core_set_uri_globals()
*/
public $unfiltered_uri = array();
/**
* @var array The canonical URI stack.
* @see bp_redirect_canonical()
* @see bp_core_new_nav_item()
*/
public $canonical_stack = array();
/**
* @var array Additional navigation elements (supplemental).
*/
public $action_variables = array();
/**
* @var array Required components (core, members).
*/
public $required_components = array();
/**
* @var array Additional active components.
*/
public $loaded_components = array();
/**
* @var array Active components.
*/
public $active_components = array();
/** Option Overload ***************************************************/
/**
* @var array Optional Overloads default options retrieved from get_option().
*/
public $options = array();
/** Singleton *********************************************************/
/**
* Main BuddyPress Instance.
*
* BuddyPress is great
* Please load it only one time
* For this, we thank you
*
* Insures that only one instance of BuddyPress exists in memory at any
* one time. Also prevents needing to define globals all over the place.
*
* @since BuddyPress (1.7.0)
*
* @static object $instance
* @uses BuddyPress::constants() Setup the constants (mostly deprecated).
* @uses BuddyPress::setup_globals() Setup the globals needed.
* @uses BuddyPress::legacy_constants() Setup the legacy constants (deprecated).
* @uses BuddyPress::includes() Include the required files.
* @uses BuddyPress::setup_actions() Setup the hooks and actions.
* @see buddypress()
*
* @return BuddyPress The one true BuddyPress.
*/
public static function instance() {
// Store the instance locally to avoid private static replication
static $instance = null;
// Only run these methods if they haven't been run previously
if ( null === $instance ) {
$instance = new BuddyPress;
$instance->constants();
$instance->setup_globals();
$instance->legacy_constants();
$instance->includes();
$instance->setup_actions();
}
// Always return the instance
return $instance;
}
/** Magic Methods *****************************************************/
/**
* A dummy constructor to prevent BuddyPress from being loaded more than once.
*
* @since BuddyPress (1.7.0)
* @see BuddyPress::instance()
* @see buddypress()
*/
private function __construct() { /* Do nothing here */ }
/**
* A dummy magic method to prevent BuddyPress from being cloned.
*
* @since BuddyPress (1.7.0)
*/
public function __clone() { _doing_it_wrong( __FUNCTION__, __( 'Cheatin’ huh?', 'buddypress' ), '1.7' ); }
/**
* A dummy magic method to prevent BuddyPress from being unserialized.
*
* @since BuddyPress (1.7.0)
*/
public function __wakeup() { _doing_it_wrong( __FUNCTION__, __( 'Cheatin’ huh?', 'buddypress' ), '1.7' ); }
/**
* Magic method for checking the existence of a certain custom field.
*
* @since BuddyPress (1.7.0)
*/
public function __isset( $key ) { return isset( $this->data[$key] ); }
/**
* Magic method for getting BuddyPress varibles.
*
* @since BuddyPress (1.7.0)
*/
public function __get( $key ) { return isset( $this->data[$key] ) ? $this->data[$key] : null; }
/**
* Magic method for setting BuddyPress varibles.
*
* @since BuddyPress (1.7.0)
*/
public function __set( $key, $value ) { $this->data[$key] = $value; }
/**
* Magic method for unsetting BuddyPress variables.
*
* @since BuddyPress (1.7.0)
*/
public function __unset( $key ) { if ( isset( $this->data[$key] ) ) unset( $this->data[$key] ); }
/**
* Magic method to prevent notices and errors from invalid method calls.
*
* @since BuddyPress (1.7.0)
*/
public function __call( $name = '', $args = array() ) { unset( $name, $args ); return null; }
/** Private Methods ***************************************************/
/**
* Bootstrap constants.
*
* @since BuddyPress (1.6.0)
*
* @uses is_multisite()
* @uses get_current_site()
* @uses get_current_blog_id()
* @uses plugin_dir_path()
* @uses plugin_dir_url()
*/
private function constants() {
// Place your custom code (actions/filters) in a file called
// '/plugins/bp-custom.php' and it will be loaded before anything else.
if ( file_exists( WP_PLUGIN_DIR . '/bp-custom.php' ) )
require( WP_PLUGIN_DIR . '/bp-custom.php' );
// Path and URL
if ( ! defined( 'BP_PLUGIN_DIR' ) ) {
define( 'BP_PLUGIN_DIR', trailingslashit( plugin_dir_path( __FILE__ ) ) );
}
if ( ! defined( 'BP_PLUGIN_URL' ) ) {
$plugin_url = plugin_dir_url( __FILE__ );
// If we're using https, update the protocol. Workaround for WP13941, WP15928, WP19037.
if ( is_ssl() )
$plugin_url = str_replace( 'http://', 'https://', $plugin_url );
define( 'BP_PLUGIN_URL', $plugin_url );
}
// Define on which blog ID BuddyPress should run
if ( ! defined( 'BP_ROOT_BLOG' ) ) {
// Default to use current blog ID
// Fulfills non-network installs and BP_ENABLE_MULTIBLOG installs
$root_blog_id = get_current_blog_id();
// Multisite check
if ( is_multisite() ) {
// Multiblog isn't enabled
if ( ! defined( 'BP_ENABLE_MULTIBLOG' ) || ( defined( 'BP_ENABLE_MULTIBLOG' ) && (int) constant( 'BP_ENABLE_MULTIBLOG' ) === 0 ) ) {
// Check to see if BP is network-activated
// We're not using is_plugin_active_for_network() b/c you need to include the
// /wp-admin/includes/plugin.php file in order to use that function.
// get network-activated plugins
$plugins = get_site_option( 'active_sitewide_plugins');
// basename
$basename = plugin_basename( constant( 'BP_PLUGIN_DIR' ) . 'bp-loader.php' );
// plugin is network-activated; use main site ID instead
if ( isset( $plugins[ $basename ] ) ) {
$current_site = get_current_site();
$root_blog_id = $current_site->blog_id;
}
}
}
define( 'BP_ROOT_BLOG', $root_blog_id );
}
// Whether to refrain from loading deprecated functions
if ( ! defined( 'BP_IGNORE_DEPRECATED' ) ) {
define( 'BP_IGNORE_DEPRECATED', false );
}
// The search slug has to be defined nice and early because of the way
// search requests are loaded
//
// @todo Make this better
if ( !defined( 'BP_SEARCH_SLUG' ) )
define( 'BP_SEARCH_SLUG', 'search' );
}
/**
* Component global variables.
*
* @since BuddyPress (1.6.0)
* @access private
*
* @uses plugin_dir_path() To generate BuddyPress plugin path.
* @uses plugin_dir_url() To generate BuddyPress plugin url.
* @uses apply_filters() Calls various filters.
*/
private function setup_globals() {
/** Versions **************************************************/
$this->version = '2.0.1';
$this->db_version = 8311;
/** Loading ***************************************************/
$this->load_deprecated = ! apply_filters( 'bp_ignore_deprecated', BP_IGNORE_DEPRECATED );
/** Toolbar ***************************************************/
/**
* @var string The primary toolbar ID
*/
$this->my_account_menu_id = '';
/** URIs ******************************************************/
/**
* @var int The current offset of the URI.
* @see bp_core_set_uri_globals()
*/
$this->unfiltered_uri_offset = 0;
/**
* @var bool Are status headers already sent?
*/
$this->no_status_set = false;
/** Components ************************************************/
/**
* @var string Name of the current BuddyPress component (primary)
*/
$this->current_component = '';
/**
* @var string Name of the current BuddyPress item (secondary)
*/
$this->current_item = '';
/**
* @var string Name of the current BuddyPress action (tertiary)
*/
$this->current_action = '';
/**
* @var bool Displaying custom 2nd level navigation menu (I.E a group)
*/
$this->is_single_item = false;
/** Root ******************************************************/
// BuddyPress Root blog ID
$this->root_blog_id = (int) apply_filters( 'bp_get_root_blog_id', BP_ROOT_BLOG );
/** Paths******************************************************/
// BuddyPress root directory
$this->file = __FILE__;
$this->basename = plugin_basename( $this->file );
$this->plugin_dir = BP_PLUGIN_DIR;
$this->plugin_url = BP_PLUGIN_URL;
// Languages
$this->lang_dir = $this->plugin_dir . 'bp-languages';
// Templates (theme compatability)
$this->themes_dir = $this->plugin_dir . 'bp-templates';
$this->themes_url = $this->plugin_url . 'bp-templates';
// Themes (for bp-default)
$this->old_themes_dir = $this->plugin_dir . 'bp-themes';
$this->old_themes_url = $this->plugin_url . 'bp-themes';
/** Theme Compat **********************************************/
$this->theme_compat = new stdClass(); // Base theme compatibility class
$this->filters = new stdClass(); // Used when adding/removing filters
/** Users *****************************************************/
$this->current_user = new stdClass();
$this->displayed_user = new stdClass();
}
/**
* Legacy BuddyPress constants.
*
* Try to avoid using these. Their values have been moved into variables
* in the instance, and have matching functions to get/set their values.
*
* @since BuddyPress (1.7.0)
*/
private function legacy_constants() {
// Define the BuddyPress version
if ( !defined( 'BP_VERSION' ) ) define( 'BP_VERSION', $this->version );
// Define the database version
if ( !defined( 'BP_DB_VERSION' ) ) define( 'BP_DB_VERSION', $this->db_version );
}
/**
* Include required files.
*
* @since BuddyPress (1.6.0)
* @access private
*
* @uses is_admin() If in WordPress admin, load additional file.
*/
private function includes() {
// Load the WP abstraction file so BuddyPress can run on all WordPress setups.
require( $this->plugin_dir . '/bp-core/bp-core-wpabstraction.php' );
// Setup the versions (after we include multisite abstraction above)
$this->versions();
/** Update/Install ********************************************/
// Theme compatability
require( $this->plugin_dir . 'bp-core/bp-core-template-loader.php' );
require( $this->plugin_dir . 'bp-core/bp-core-theme-compatibility.php' );
// Require all of the BuddyPress core libraries
require( $this->plugin_dir . 'bp-core/bp-core-dependency.php' );
require( $this->plugin_dir . 'bp-core/bp-core-actions.php' );
require( $this->plugin_dir . 'bp-core/bp-core-caps.php' );
require( $this->plugin_dir . 'bp-core/bp-core-cache.php' );
require( $this->plugin_dir . 'bp-core/bp-core-cssjs.php' );
require( $this->plugin_dir . 'bp-core/bp-core-update.php' );
require( $this->plugin_dir . 'bp-core/bp-core-options.php' );
require( $this->plugin_dir . 'bp-core/bp-core-classes.php' );
require( $this->plugin_dir . 'bp-core/bp-core-filters.php' );
require( $this->plugin_dir . 'bp-core/bp-core-avatars.php' );
require( $this->plugin_dir . 'bp-core/bp-core-widgets.php' );
require( $this->plugin_dir . 'bp-core/bp-core-template.php' );
require( $this->plugin_dir . 'bp-core/bp-core-adminbar.php' );
require( $this->plugin_dir . 'bp-core/bp-core-buddybar.php' );
require( $this->plugin_dir . 'bp-core/bp-core-catchuri.php' );
require( $this->plugin_dir . 'bp-core/bp-core-component.php' );
require( $this->plugin_dir . 'bp-core/bp-core-functions.php' );
require( $this->plugin_dir . 'bp-core/bp-core-moderation.php' );
require( $this->plugin_dir . 'bp-core/bp-core-loader.php' );
// Skip or load deprecated content
if ( false !== $this->load_deprecated ) {
require( $this->plugin_dir . 'bp-core/deprecated/1.2.php' );
require( $this->plugin_dir . 'bp-core/deprecated/1.5.php' );
require( $this->plugin_dir . 'bp-core/deprecated/1.6.php' );
require( $this->plugin_dir . 'bp-core/deprecated/1.7.php' );
require( $this->plugin_dir . 'bp-core/deprecated/2.0.php' );
}
}
/**
* Set up the default hooks and actions.
*
* @since BuddyPress (1.6.0)
* @access private
*
* @uses register_activation_hook() To register the activation hook.
* @uses register_deactivation_hook() To register the deactivation hook.
* @uses add_action() To add various actions.
*/
private function setup_actions() {
// Add actions to plugin activation and deactivation hooks
add_action( 'activate_' . $this->basename, 'bp_activation' );
add_action( 'deactivate_' . $this->basename, 'bp_deactivation' );
// If BuddyPress is being deactivated, do not add any actions
if ( bp_is_deactivation( $this->basename ) )
return;
// Array of BuddyPress core actions
$actions = array(
'setup_theme', // Setup the default theme compat
'setup_current_user', // Setup currently logged in user
'register_post_types', // Register post types
'register_post_statuses', // Register post statuses
'register_taxonomies', // Register taxonomies
'register_views', // Register the views
'register_theme_directory', // Register the theme directory
'register_theme_packages', // Register bundled theme packages (bp-themes)
'load_textdomain', // Load textdomain
'add_rewrite_tags', // Add rewrite tags
'generate_rewrite_rules' // Generate rewrite rules
);
// Add the actions
foreach( $actions as $class_action )
add_action( 'bp_' . $class_action, array( $this, $class_action ), 5 );
// All BuddyPress actions are setup (includes bbp-core-hooks.php)
do_action_ref_array( 'bp_after_setup_actions', array( &$this ) );
}
/**
* Private method to align the active and database versions.
*
* @since BuddyPress (1.7.0)
*/
private function versions() {
// Get the possible DB versions (boy is this gross)
$versions = array();
$versions['1.6-single'] = get_blog_option( $this->root_blog_id, '_bp_db_version' );
// 1.6-single exists, so trust it
if ( !empty( $versions['1.6-single'] ) ) {
$this->db_version_raw = (int) $versions['1.6-single'];
// If no 1.6-single exists, use the max of the others
} else {
$versions['1.2'] = get_site_option( 'bp-core-db-version' );
$versions['1.5-multi'] = get_site_option( 'bp-db-version' );
$versions['1.6-multi'] = get_site_option( '_bp_db_version' );
$versions['1.5-single'] = get_blog_option( $this->root_blog_id, 'bp-db-version' );
// Remove empty array items
$versions = array_filter( $versions );
$this->db_version_raw = (int) ( !empty( $versions ) ) ? (int) max( $versions ) : 0;
}
}
/** Public Methods ****************************************************/
/**
* Set up BuddyPress's legacy theme directory.
*
* Starting with version 1.2, and ending with version 1.8, BuddyPress
* registered a custom theme directory - bp-themes - which contained
* the bp-default theme. Since BuddyPress 1.9, bp-themes is no longer
* registered (and bp-default no longer offered) on new installations.
* Sites using bp-default (or a child theme of bp-default) will
* continue to have bp-themes registered as before.
*
* @since BuddyPress (1.5.0)
*
* @todo Move bp-default to wordpress.org/extend/themes and remove this.
*/
public function register_theme_directory() {
if ( ! bp_do_register_theme_directory() ) {
return;
}
register_theme_directory( $this->old_themes_dir );
}
/**
* Register bundled theme packages.
*
* Note that since we currently have complete control over bp-themes and
* the bp-legacy folders, it's fine to hardcode these here. If at a
* later date we need to automate this, an API will need to be built.
*
* @since BuddyPress (1.7.0)
*/
public function register_theme_packages() {
// Register the default theme compatibility package
bp_register_theme_package( array(
'id' => 'legacy',
'name' => __( 'BuddyPress Default', 'buddypress' ),
'version' => bp_get_version(),
'dir' => trailingslashit( $this->themes_dir . '/bp-legacy' ),
'url' => trailingslashit( $this->themes_url . '/bp-legacy' )
) );
// Register the basic theme stack. This is really dope.
bp_register_template_stack( 'get_stylesheet_directory', 10 );
bp_register_template_stack( 'get_template_directory', 12 );
bp_register_template_stack( 'bp_get_theme_compat_dir', 14 );
}
/**
* Set up the default BuddyPress theme compatability location.
*
* @since BuddyPress (1.7.0)
*/
public function setup_theme() {
// Bail if something already has this under control
if ( ! empty( $this->theme_compat->theme ) )
return;
// Setup the theme package to use for compatibility
bp_setup_theme_compat( bp_get_theme_package_id() );
}
}
/**
* The main function responsible for returning the one true BuddyPress Instance to functions everywhere.
*
* Use this function like you would a global variable, except without needing
* to declare the global.
*
* Example: <?php $bp = buddypress(); ?>
*
* @return BuddyPress The one true BuddyPress Instance.
*/
function buddypress() {
return BuddyPress::instance();
}
/**
* Hook BuddyPress early onto the 'plugins_loaded' action..
*
* This gives all other plugins the chance to load before BuddyPress, to get
* their actions, filters, and overrides setup without BuddyPress being in the
* way.
*/
if ( defined( 'BUDDYPRESS_LATE_LOAD' ) ) {
add_action( 'plugins_loaded', 'buddypress', (int) BUDDYPRESS_LATE_LOAD );
// "And now here's something we hope you'll really like!"
} else {
$GLOBALS['bp'] = buddypress();
}
endif;