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<?php |
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function jetpack_require_lib( $slug ) { |
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static $loaded = array(); |
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|
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if ( defined( 'ABSPATH' ) && ! defined( 'WP_CONTENT_DIR' ) ) { |
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define( 'WP_CONTENT_DIR', ABSPATH . 'wp-content' ); // no trailing slash, full paths only - WP_CONTENT_URL is defined further down |
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} |
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|
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$lib_dir = WP_CONTENT_DIR . '/lib'; |
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|
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/** |
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* Filter the location of the library directory. |
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* |
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* @since 2.5.0 |
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* |
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* @param string $lib_dir Path to the library directory. |
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*/ |
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$lib_dir = apply_filters( 'jetpack_require_lib_dir', $lib_dir ); |
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|
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$loaded_key = "{$lib_dir}{$slug}"; |
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if ( ! empty( $loaded[ $loaded_key ] ) ) { |
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return; |
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} |
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|
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$loaded[ $loaded_key ] = true; |
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|
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$file_name = "$lib_dir/$slug.php"; |
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if ( is_readable( $file_name ) ) { |
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require_once $file_name; |
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|
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return; |
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} |
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|
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$file_name = "$lib_dir/$slug/0-load.php"; |
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if ( is_readable( $file_name ) ) { |
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require_once $file_name; |
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|
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return; |
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} |
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|
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$basename = basename( $slug ); |
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$file_name = "$lib_dir/$slug/$basename.php"; |
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require_once $file_name; |
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} |
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|