/**
* Return an instance of this class.
*
* @return object A single instance of this class.
*
* @since 1.3
* @version 1.3.7
*
*/
public static function get_instance()
{
// If the single instance hasn't been set, set it now.
if (null == self::$instance) {
self::$instance = new self();
}
return self::$instance;
}
/**
* Constructor Function
*
* Initialize the plugin by loading admin scripts & styles and adding a
* settings page and menu.
*
* @since 1.2
* @version 1.3.7
*
*/
function __construct()
{
/**
* Call $plugin_slug from public plugin class.
*
*/
$plugin = Easy_Google_Fonts::get_instance();
$this->plugin_slug = $plugin->get_plugin_slug();
$this->register_actions();
$this->register_filters();
}
/**
* Load Customizer Styles
*
* Loads the required css for the live theme previewer. It is used
* as a way to style the custom customizer controls on the live
* preview screen. This is hooked into the live previewer using the
* action: 'customize_register'.
*
* @return void
*
* @since 1.3
* @version 1.3.6
*
*/
public function customize_preview_styles()
{
wp_enqueue_style('wp-color-picker');
// Load Chosen CSS
wp_register_style($this->plugin_slug . '-chosen-css', Easy_Google_Fonts::get_css_url() . '/chosen.css', false, '1.3.0');
wp_enqueue_style($this->plugin_slug . '-chosen-css');
// Load CSS to style custom customizer controls
wp_register_style($this->plugin_slug . '-customizer-css', Easy_Google_Fonts::get_css_url() . '/customizer.css', false, Easy_Google_Fonts::VERSION);
wp_enqueue_style($this->plugin_slug . '-customizer-css');
}
/**
* Constructor Function
*
* Initialize the plugin by loading admin scripts & styles and adding a
* settings page and menu.
*
* @uses Easy_Google_Fonts::get_instance() defined in \includes\class-easy-google-fonts.php
*
* @since 1.2
* @version 1.3.9
*
*/
function __construct()
{
/**
* Call $plugin_slug from public plugin class.
*
*/
$plugin = Easy_Google_Fonts::get_instance();
$this->plugin_slug = $plugin->get_plugin_slug();
// Setup class variables
$this->set_urls();
$this->set_font_controls();
$this->set_screen_state();
// Register actions and filters
$this->register_actions();
$this->register_filters();
}
/**
* Get Positioning Controls
*
* Controls:
* - Border ( Top, Bottom, Left, Right )
* - Margin ( Top, Bottom, Left, Right )
* - Padding ( Top, Bottom, Left, Right )
*
* @since 1.3.4
* @version 1.3.7
*
*/
public function get_positioning_controls()
{
// Get path to styles directory.
$path = Easy_Google_Fonts::get_views_path() . '/customizer/control/positioning';
$folders = array('margin', 'padding', 'border', 'border-radius');
$file_names = array('start', 'top', 'bottom', 'left', 'right', 'end');
// Include margin and padding controls.
foreach ($folders as $folder) {
foreach ($file_names as $file_name) {
include "{$path}/{$folder}/{$file_name}.php";
}
}
// Include display control.
include "{$path}/display.php";
}
/**
* Get Border Controls
*
* Gets the controls for border top, bottom,
* left and right.
*
* @since 1.2
* @version 1.3.2
*
*/
public function get_border_controls()
{
// Get control view
include Easy_Google_Fonts::get_views_path() . '/customizer/controls/positioning/border.php';
}
/**
* Prepare JSON for Customizer
*
* Turns JSON options back into their array
* equivalent so that they can be used by
* the WP_Customize_Setting class. This allows
* the customizer to preserve the state of any
* font controls that the user has edited even
* when they navigate to a different page in the
* customizer.
*
* @param array $options - The options either as JSON or as an array
* @return array $options - The options as an array
*
* @since 1.3.2
* @version 1.3.2
*
*/
public function prep_option_for_customizer($options = array())
{
remove_filter('option_tt_font_theme_options', array($this, 'prep_option_for_customizer'), 5);
if (empty($options)) {
$options = array();
}
// Return the options if we are not in the customizer
foreach ($options as $option) {
/**
* Add font color and background color for this
* option to prevent errors parsing JSON when the
* user navigates to another page in the customizer.
*
*/
$option['font_color'] = '';
$option['background_color'] = '';
// Convert option to array if it is in JSON format
if (is_string($option)) {
$option = json_decode($option);
}
// Convert option to array if it is a StdClass Object
if (is_object($option)) {
$option = Easy_Google_Fonts::object_to_array($option);
}
}
add_filter('option_tt_font_theme_options', array($this, 'prep_option_for_customizer'), 5);
return $options;
}
/**
* Register and enqueue admin-specific JavaScript.
*
* @return null Return early if no settings page is registered.
*
* @since 1.2
* @version 1.3.9
*
*/
public function enqueue_admin_scripts()
{
if (!isset($this->plugin_screen_hook_suffix)) {
return;
}
$screen = get_current_screen();
if ($this->plugin_screen_hook_suffix == $screen->id) {
// Load jQuery and jQuery UI
wp_enqueue_script('jquery');
wp_enqueue_script('utils');
wp_enqueue_script('jquery-ui-core');
wp_enqueue_script('jquery-effects-core');
wp_enqueue_script('jquery-effects-fade');
wp_enqueue_script('jquery-ui-sortable');
wp_enqueue_script('jquery-ui-autocomplete');
wp_enqueue_script('jquery-ui-position');
wp_enqueue_script('jquery-ui-widget');
wp_enqueue_script('jquery-ui-mouse');
wp_enqueue_script('jquery-ui-draggable');
wp_enqueue_script('jquery-ui-droppable');
// Load PostBox
wp_enqueue_script('postbox');
if (wp_is_mobile()) {
wp_enqueue_script('jquery-touch-punch');
}
// Load Tag-it script
wp_deregister_script($this->plugin_slug . '-tag-it-admin-script');
wp_register_script($this->plugin_slug . '-tag-it-admin-script', Easy_Google_Fonts::get_js_url() . '/tag-it.js', array('jquery'), Easy_Google_Fonts::VERSION);
wp_enqueue_script($this->plugin_slug . '-tag-it-admin-script');
// Load admin page js
wp_deregister_script($this->plugin_slug . '-admin-script');
wp_register_script($this->plugin_slug . '-admin-script', Easy_Google_Fonts::get_js_url() . '/admin.js', array('jquery', 'jquery-ui-core', 'jquery-ui-widget'), Easy_Google_Fonts::VERSION);
wp_enqueue_script($this->plugin_slug . '-admin-script');
// Load in customizer control javascript object
wp_localize_script($this->plugin_slug . '-admin-script', 'ttFontl10n', $this->get_l10n());
}
}
