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divi/core/init.php

181 lines
4.7 KiB
PHP

<?php
/**
* Load Elegant Themes Core.
*
* @package \ET\Core
*/
if ( defined( 'ET_CORE' ) ) {
// Core has already been loaded.
return;
}
define( 'ET_CORE', true );
if ( ! function_exists( '_et_core_find_latest' ) ) :
/**
* Find the latest version of Core currently available.
*
* @since 3.0.60
*
* @return string $core_path Absolute path to the latest version of core.
*/
function _et_core_find_latest( $return = 'path' ) {
static $latest_core_path = null;
static $latest_core_version = null;
if ( 'path' === $return && null !== $latest_core_path ) {
return $latest_core_path;
}
if ( 'version' === $return && null !== $latest_core_version ) {
return $latest_core_version;
}
$this_core_path = _et_core_normalize_path( dirname( __FILE__ ) );
$content_dir = _et_core_normalize_path( WP_CONTENT_DIR );
include $this_core_path . '/_et_core_version.php';
$latest_core_path = $this_core_path;
$latest_core_version = $ET_CORE_VERSION;
unset( $ET_CORE_VERSION );
$version_files = array_merge(
(array) glob( "{$content_dir}/themes/*/core/_et_core_version.php" ),
(array) glob( "{$content_dir}/plugins/*/core/_et_core_version.php" )
);
foreach ( $version_files as $version_file ) {
$version_file = _et_core_normalize_path( $version_file );
if ( ! is_file( $version_file ) || 0 === strpos( $version_file, $this_core_path ) ) {
continue;
}
include_once $version_file;
if ( ! isset( $ET_CORE_VERSION ) ) {
continue;
}
$is_greater_than = version_compare( $ET_CORE_VERSION, $latest_core_version, '>' );
if ( $is_greater_than && _et_core_path_belongs_to_active_product( $version_file ) ) {
$latest_core_path = _et_core_normalize_path( dirname( $version_file ) );
$latest_core_version = $ET_CORE_VERSION;
}
unset( $ET_CORE_VERSION );
}
if ( 'version' === $return ) {
return $latest_core_version;
}
return $latest_core_path;
}
endif;
if ( ! function_exists( '_et_core_path_belongs_to_active_product' ) ):
/**
* @private
* @internal
*/
function _et_core_path_belongs_to_active_product( $path ) {
global $wp_customize;
include_once ABSPATH . 'wp-admin/includes/plugin.php';
$theme_dir = _et_core_normalize_path( get_template_directory() );
// When previewing a theme the `get_template_directory()` doesn't return the directory of the previewed theme
// since this function will be called earlier (before `WP_Customize_Manager` manipulates the active theme)
// when loaded from plugins (e.g bloom)
if ( is_a( $wp_customize, 'WP_Customize_Manager' ) && ! $wp_customize->is_theme_active() ) {
$template = $wp_customize->get_template();
$theme_root = get_theme_root( $template );
$preview_template_directory = apply_filters( 'template_directory', "$theme_root/$template", $template, $theme_root );
$theme_dir = _et_core_normalize_path( $preview_template_directory );
}
if ( 0 === strpos( $path, $theme_dir ) ) {
return true;
}
if ( false !== strpos( $path, '/divi-builder/' ) ) {
return is_plugin_active( 'divi-builder/divi-builder.php' );
}
if ( false !== strpos( $path, '/bloom/' ) ) {
return is_plugin_active( 'bloom/bloom.php' );
}
if ( false !== strpos( $path, '/monarch/' ) ) {
return is_plugin_active( 'monarch/monarch.php' );
}
return false;
}
endif;
if ( ! function_exists( '_et_core_load_latest' ) ):
function _et_core_load_latest() {
if ( defined( 'ET_CORE_VERSION' ) ) {
return;
}
$core_path = get_transient( 'et_core_path' );
$version_file = $core_path ? file_exists( $core_path . '/_et_core_version.php' ) : false;
$have_core_path = $core_path && $version_file && ! defined( 'ET_DEBUG' );
if ( $have_core_path && _et_core_path_belongs_to_active_product( $core_path ) ) {
$core_version = get_transient( 'et_core_version' );
$core_path_changed = false;
} else {
$core_path = _et_core_find_latest();
$core_version = _et_core_find_latest( 'version' );
$core_path_changed = true;
}
/**
* Overrides ET_CORE_PATH right before its loaded.
*
* @since 3.0.68
*
* @param bool|string $core_path_override The absolute path to the core that should be loaded.
*/
$core_path_override = apply_filters( 'et_core_path_override', false );
if ( $core_path_override ) {
$core_path = $core_path_override;
} else if ( $core_path_changed ) {
set_transient( 'et_core_path', $core_path, DAY_IN_SECONDS );
set_transient( 'et_core_version', $core_version, DAY_IN_SECONDS );
}
define( 'ET_CORE_VERSION', $core_version );
require_once $core_path . '/functions.php';
}
endif;
if ( ! function_exists( '_et_core_normalize_path' ) ):
/**
* @private
* @internal
*/
function _et_core_normalize_path( $path ) {
return $path ? str_replace( '\\', '/', $path ) : '';
}
endif;
_et_core_load_latest();