<?php

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/**

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* Module: Theme Tools

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*

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* Load code specific to themes or theme tools

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* This file is special, and is not an actual `module` as such.

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* It is included by ./module-extras.php

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*

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* @package automattic/jetpack

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*/

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if ( ! defined( 'ABSPATH' ) ) {

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exit( 0 );

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}

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/**

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* Conditionally require the Tonesque lib depending on theme support.

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*/

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function jetpack_load_theme_tools() {

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if ( current_theme_supports( 'tonesque' ) ) {

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require_once JETPACK__PLUGIN_DIR . '/_inc/lib/tonesque.php';

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}

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}

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add_action( 'init', 'jetpack_load_theme_tools', 30 );

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/**

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* Load theme compat file if it exists.

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*/

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function jetpack_load_theme_compat() {

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/**

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* Filter theme compat files.

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*

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* Themes can add their own compat files here if they like. For example:

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*

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* add_filter( 'jetpack_theme_compat_files', 'mytheme_jetpack_compat_file' );

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* function mytheme_jetpack_compat_file( $files ) {

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* $files['mytheme'] = locate_template( 'jetpack-compat.php' );

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* return $files;

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* }

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*

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* @module theme-tools

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*

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* @since 2.8.0

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*

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* @param array Associative array of theme compat files to load.

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*/

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$compat_files = apply_filters(

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'jetpack_theme_compat_files',

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array(

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'twentyfourteen' => JETPACK__PLUGIN_DIR . 'modules/theme-tools/compat/twentyfourteen.php',

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'twentyfifteen' => JETPACK__PLUGIN_DIR . 'modules/theme-tools/compat/twentyfifteen.php',

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'twentysixteen' => JETPACK__PLUGIN_DIR . 'modules/theme-tools/compat/twentysixteen.php',

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'twentynineteen' => JETPACK__PLUGIN_DIR . 'modules/theme-tools/compat/twentynineteen.php',

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'twentytwenty' => JETPACK__PLUGIN_DIR . 'modules/theme-tools/compat/twentytwenty.php',

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'twentytwentyone' => JETPACK__PLUGIN_DIR . 'modules/theme-tools/compat/twentytwentyone.php',

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)

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);

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_jetpack_require_compat_file( get_stylesheet(), $compat_files );

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if ( is_child_theme() ) {

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_jetpack_require_compat_file( get_template(), $compat_files );

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}

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}

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add_action( 'after_setup_theme', 'jetpack_load_theme_compat', -1 );

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/**

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* Requires a file once, if the passed key exists in the files array.

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*

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* @access private

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* @param string $key The key to check.

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* @param array $files Array of files to check in.

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* @return void|WP_Error

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*/

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function _jetpack_require_compat_file( $key, $files ) {

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if ( ! is_string( $key ) ) {

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return new WP_Error( 'key_not_string', 'The specified key is not actually a string.', compact( 'key' ) );

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}

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if ( array_key_exists( $key, $files ) && is_readable( $files[ $key ] ) ) {

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require_once $files[ $key ];

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}

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}

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