File: /home/alloesb/www/wp-content/plugins/customify/includes/class-customify-cloud-fonts.php
<?php
/**
* This is the class that handles the logic for Cloud Fonts.
*
* @see https://pixelgrade.com
* @author Pixelgrade
* @since 2.7.0
*/
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly
}
if ( ! class_exists( 'Customify_Cloud_Fonts' ) ) :
class Customify_Cloud_Fonts {
/**
* Holds the only instance of this class.
* @var null|Customify_Cloud_Fonts
* @access protected
* @since 2.7.0
*/
protected static $_instance = null;
/**
* Constructor.
*
* @since 2.7.0
*/
protected function __construct() {
$this->init();
}
/**
* Initialize this module.
*
* @since 2.7.0
*/
public function init() {
// Hook up.
$this->add_hooks();
}
/**
* Initiate our hooks
*
* @since 2.7.0
*/
public function add_hooks() {
/*
* Handle the cloud fonts preprocessing.
*/
add_filter( 'customify_get_cloud_fonts', array( $this, 'preprocess_config' ), 5, 1 );
/*
* Add the cloud fonts to the Font Selector
*/
add_filter( 'customify_cloud_fonts', array( $this, 'add_cloud_fonts_to_font_selector' ), 10, 1 );
/*
* Handle the cloud fonts preprocessing.
*/
add_filter( 'customify_get_cloud_system_fonts', array( $this, 'preprocess_config' ), 5, 1 );
/*
* Add the cloud system fonts to the Font Selector
*/
add_filter( 'customify_system_fonts', array( $this, 'add_cloud_system_fonts_to_font_selector' ), 10, 1 );
/*
* Add the cloud font categories to the list.
*/
add_filter( 'customify_font_categories', array( $this, 'add_cloud_font_categories' ), 10, 1 );
}
public function add_cloud_fonts_to_font_selector( $fonts ) {
if ( empty( $fonts ) ) {
$fonts = [];
}
if ( ! $this->is_supported() ) {
return $fonts;
}
$fonts = array_merge( $fonts, $this->get_cloud_fonts() );
return $fonts;
}
public function add_cloud_system_fonts_to_font_selector( $fonts ) {
if ( empty( $fonts ) ) {
$fonts = [];
}
if ( ! $this->is_supported() ) {
return array_merge( $fonts, $this->get_default_system_fonts() );
}
$fonts = array_merge( $fonts, $this->get_system_fonts() );
return $fonts;
}
public function add_cloud_font_categories( $categories ) {
if ( empty( $categories ) ) {
$categories = [];
}
if ( ! $this->is_supported() ) {
return $categories;
}
$categories = array_merge( $categories, $this->get_categories() );
return $categories;
}
/**
* Preprocess the cloud fonts configuration.
*
* Convert the cloud font list to a format suitable for Customify.
*
* @since 2.7.0
*
* @param array $config
*
* @return array
*/
public function preprocess_config( $config ) {
if ( empty( $config ) ) {
return $config;
}
$new_config = array();
foreach ( $config as $font_id => $font_config ) {
if ( empty( $font_config['font_family'] ) ) {
continue;
}
$new_config[ $font_config['font_family'] ] = $this->preprocess_font_config( $font_config );
}
return $new_config;
}
/**
* Preprocess a cloud font config before using it.
*
* @since 2.7.0
*
* @param array $font_config
*
* @return array
*/
private function preprocess_font_config( $font_config ) {
if ( empty( $font_config ) ) {
return $font_config;
}
// We need to convert the received data structure to the one expected by Customify.
return array(
'family' => $font_config['font_family'],
'family_display' => empty( $font_config['font_family_display'] ) ? '' : $font_config['font_family_display'],
'src' => empty( $font_config['stylesheet'] ) ? false : $font_config['stylesheet'],
'variants' => empty( $font_config['variants'] ) ? [] : $font_config['variants'],
'category' => empty( $font_config['category'] ) ? '' : $font_config['category'],
'fallback_stack' => empty( $font_config['fallback_stack'] ) ? '' : $font_config['fallback_stack'],
);
}
/**
* Get the cloud fonts configuration.
*
* @since 2.7.0
*
* @param bool $skip_cache Optional. Whether to use the cached config or fetch a new one.
*
* @return array
*/
public function get_cloud_fonts( $skip_cache = false ) {
// Make sure that the Design Assets class is loaded.
require_once 'lib/class-customify-design-assets.php';
// Get the design assets data.
$design_assets = Customify_Design_Assets::instance()->get( $skip_cache );
if ( false === $design_assets || empty( $design_assets['cloud_fonts'] ) ) {
$config = $this->get_default_cloud_fonts();
} else {
$config = $design_assets['cloud_fonts'];
}
return apply_filters( 'customify_get_cloud_fonts', $config );
}
/**
* Get the cloud standard fonts configuration.
*
* @since 2.8.0
*
* @param bool $skip_cache Optional. Whether to use the cached config or fetch a new one.
*
* @return array
*/
public function get_system_fonts( $skip_cache = false ) {
// Make sure that the Design Assets class is loaded.
require_once 'lib/class-customify-design-assets.php';
// Get the design assets data.
$design_assets = Customify_Design_Assets::instance()->get( $skip_cache );
if ( false === $design_assets || empty( $design_assets['system_fonts'] ) ) {
$config = $this->get_default_system_fonts();
} else {
$config = $design_assets['system_fonts'];
}
return apply_filters( 'customify_get_cloud_system_fonts', $config );
}
/**
* Get the font categories configuration.
*
* @since 2.8.0
*
* @param bool $skip_cache Optional. Whether to use the cached config or fetch a new one.
*
* @return array
*/
public function get_categories( $skip_cache = false ) {
// Make sure that the Design Assets class is loaded.
require_once 'lib/class-customify-design-assets.php';
// Get the design assets data.
$design_assets = Customify_Design_Assets::instance()->get( $skip_cache );
if ( false === $design_assets || empty( $design_assets['font_categories'] ) ) {
$categories = $this->get_default_categories();
} else {
$categories = $design_assets['font_categories'];
}
return apply_filters( 'customify_get_cloud_font_categories', $categories );
}
/**
* Get the default (hard-coded) standard fonts configuration.
*
* This is only a fallback config in case we can't communicate with the cloud, the first time.
*
* @since 2.8.0
*
* @return array
*/
protected function get_default_system_fonts() {
$default_system_fonts = array(
"Arial, Helvetica, sans-serif" => "Arial, Helvetica, sans-serif",
"'Arial Black', Gadget, sans-serif" => "'Arial Black', Gadget, sans-serif",
"'Bookman Old Style', serif" => "'Bookman Old Style', serif",
"'Comic Sans MS', cursive" => "'Comic Sans MS', cursive",
"Courier, monospace" => "Courier, monospace",
"Garamond, serif" => "Garamond, serif",
"Georgia, serif" => "Georgia, serif",
"Impact, Charcoal, sans-serif" => "Impact, Charcoal, sans-serif",
"'Lucida Console', Monaco, monospace" => "'Lucida Console', Monaco, monospace",
"'Lucida Sans Unicode', 'Lucida Grande', sans-serif" => "'Lucida Sans Unicode', 'Lucida Grande', sans-serif",
"'MS Sans Serif', Geneva, sans-serif" => "'MS Sans Serif', Geneva, sans-serif",
"'MS Serif', 'New York', sans-serif" => "'MS Serif', 'New York', sans-serif",
"'Palatino Linotype', 'Book Antiqua', Palatino, serif" => "'Palatino Linotype', 'Book Antiqua', Palatino, serif",
"Tahoma, Geneva, sans-serif" => "Tahoma, Geneva, sans-serif",
"'Times New Roman', Times,serif" => "'Times New Roman', Times, serif",
"'Trebuchet MS', Helvetica, sans-serif" => "'Trebuchet MS', Helvetica, sans-serif",
"Verdana, Geneva, sans-serif" => "Verdana, Geneva, sans-serif",
);
return apply_filters( 'customify_style_manager_default_system_fonts', $default_system_fonts );
}
/**
* Get the default (hard-coded) cloud fonts configuration.
*
* This is only a fallback config in case we can't communicate with the cloud, the first time.
*
* @since 2.7.0
*
* @return array
*/
protected function get_default_cloud_fonts() {
$default_config = [];
return apply_filters( 'customify_style_manager_default_cloud_fonts', $default_config );
}
/**
* Get the default (hard-coded) font categories configuration.
*
* This is only a fallback config in case we can't communicate with the cloud, the first time.
*
* @since 2.8.0
*
* @return array
*/
protected function get_default_categories() {
$default_categories = [];
return apply_filters( 'customify_style_manager_default_cloud_font_categories', $default_categories );
}
/**
* Determine if Cloud Fonts are supported.
*
* @since 2.7.0
*
* @return bool
*/
public function is_supported() {
// For now we will only use the fact that Style Manager is supported.
return apply_filters( 'style_manager_cloud_fonts_are_supported', Customify_Style_Manager::instance()->is_supported() );
}
/**
* Main Customify_Cloud_Fonts Instance
*
* Ensures only one instance of Customify_Cloud_Fonts is loaded or can be loaded.
*
* @since 2.7.0
* @static
*
* @return Customify_Cloud_Fonts Main Customify_Cloud_Fonts instance
*/
public static function instance() {
if ( is_null( self::$_instance ) ) {
self::$_instance = new self();
}
return self::$_instance;
}
/**
* Cloning is forbidden.
*
* @since 2.7.0
*/
public function __clone() {
_doing_it_wrong( __FUNCTION__,esc_html__( 'You should not do that!', 'customify' ), null );
}
/**
* Unserializing instances of this class is forbidden.
*
* @since 2.7.0
*/
public function __wakeup() {
_doing_it_wrong( __FUNCTION__, esc_html__( 'You should not do that!', 'customify' ), null );
}
}
endif;