File: /home/mobilech/alliancelaptoptraining.com.np/wp-content/plugins/tutor/classes/Assets.php
<?php
/**
* Manage Assets
*
* @package Tutor
* @author Themeum <support@themeum.com>
* @link https://themeum.com
* @since 1.0.0
*/
namespace TUTOR;
use Tutor\Ecommerce\CartController;
use Tutor\Ecommerce\CheckoutController;
use Tutor\Ecommerce\CouponController;
use Tutor\Ecommerce\OptionKeys;
use Tutor\Ecommerce\OrderController;
use Tutor\Ecommerce\Settings;
use Tutor\Models\CourseModel;
use Tutor\Options_V2;
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
/**
* Assets class
*
* @since 1.0.0
*/
class Assets {
/**
* Constructor
*
* @since 1.0.0
*
* @since 3.0.0 register hook param added
*
* @param bool $register_hooks param added to enable or disable registering hooks.
*
* @return void
*/
public function __construct( $register_hooks = true ) {
if ( ! $register_hooks ) {
return;
}
/**
* Common scripts loading
*/
add_action( 'admin_enqueue_scripts', array( $this, 'common_scripts' ) );
add_action( 'wp_enqueue_scripts', array( $this, 'common_scripts' ) );
/**
* Front and backend script enqueue
*/
add_action( 'admin_enqueue_scripts', array( $this, 'admin_scripts' ) );
add_action( 'wp_enqueue_scripts', array( $this, 'frontend_scripts' ) );
add_action( 'admin_enqueue_scripts', array( $this, 'load_meta_data' ) );
add_action( 'wp_enqueue_scripts', array( $this, 'load_meta_data' ) );
/**
* Text domain loading
*/
add_action( 'admin_enqueue_scripts', array( $this, 'tutor_script_text_domain' ), 100 );
add_action( 'wp_enqueue_scripts', array( $this, 'tutor_script_text_domain' ), 100 );
add_filter( 'tutor_localize_data', array( $this, 'modify_localize_data' ) );
/**
* Register translatable function to load
* Handled script with text domain attached to
*
* @since 1.9.0
*/
add_action( 'admin_head', array( $this, 'tutor_add_mce_button' ) );
add_filter( 'get_the_generator_html', array( $this, 'tutor_generator_tag' ), 10, 2 );
add_filter( 'get_the_generator_xhtml', array( $this, 'tutor_generator_tag' ), 10, 2 );
/**
* Add translation support for external tinyMCE button
*
* @since 1.9.7
*/
add_filter( 'mce_external_languages', array( $this, 'tutor_tinymce_translate' ) );
/**
* Identifier class to body tag
*
* @since v1.9.9
*/
add_filter( 'body_class', array( $this, 'add_identifier_class_to_body' ) );
add_filter( 'admin_body_class', array( $this, 'add_identifier_class_to_body' ) );
/**
* Add edit with front end builder button on Gutenberg editor
*
* @since v2.0.5
*/
add_action( 'enqueue_block_editor_assets', __CLASS__ . '::add_frontend_editor_button' );
/**
* Enqueue styles & scripts
*
* @since 4.0.0
*/
add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_scripts' ) );
// Add custom meta.
add_action( 'wp_head', array( $this, 'add_custom_data' ) );
/**
* Add preload to CSS
*
* @since 4.0.0
*/
add_filter( 'style_loader_tag', array( $this, 'add_preload_to_css' ), 10, 2 );
}
/**
* Load default localized data
*
* @since 1.0.0
* @return array
*/
public function get_default_localized_data() {
$home_url = get_home_url();
$parsed = parse_url( $home_url );
$base_path = ( is_array( $parsed ) && isset( $parsed['path'] ) ) ? $parsed['path'] : '/';
$base_path = rtrim( $base_path, '/' ) . '/';
$post_id = get_the_ID();
$post_type = get_post_type( $post_id );
$current_page = tutor_utils()->get_current_page_slug();
/**
* Only required current user data.
*
* @since 2.6.2
*/
$current_user = array();
$userdata = get_userdata( get_current_user_id() );
if ( $userdata ) {
$current_user = array(
'roles' => array_values( $userdata->roles ),
'data' => array(
'id' => $userdata->ID,
'display_name' => $userdata->display_name,
),
);
}
$tutor_currency = array(
'symbol' => Settings::get_currency_symbol_by_code( tutor_utils()->get_option( OptionKeys::CURRENCY_CODE, 'USD' ) ),
'currency' => tutor_utils()->get_option( OptionKeys::CURRENCY_CODE ),
'position' => tutor_utils()->get_option( OptionKeys::CURRENCY_POSITION, 'left' ),
'thousand_separator' => tutor_utils()->get_option( OptionKeys::THOUSAND_SEPARATOR, ',' ),
'decimal_separator' => tutor_utils()->get_option( OptionKeys::DECIMAL_SEPARATOR, '.' ),
'no_of_decimal' => tutor_utils()->get_option( OptionKeys::NUMBER_OF_DECIMALS, '2' ),
);
/**
* Get only required options.
*
* @since 3.0.0
*/
$required_options = array(
'monetize_by',
);
$tutor_settings = Options_V2::get_only( $required_options );
// Load available kids mode icons to avoid frontend 404s if kids mode is active.
$kids_icons = array();
if ( tutor_utils()->is_kids_mode() ) {
$kids_icons = array_map(
function ( $file ) {
return basename( $file, '.svg' );
},
glob( tutor()->path . 'assets/icons/kids/*.svg' ) ?: array()
);
}
return array(
'ajaxurl' => admin_url( 'admin-ajax.php' ),
'home_url' => rtrim( get_home_url(), '/' ),
'site_url' => rtrim( get_site_url(), '/' ),
'site_title' => get_bloginfo( 'title' ),
'base_path' => tutor()->basepath,
'tutor_url' => tutor()->url,
'tutor_pro_url' => function_exists( 'tutor_pro' ) ? tutor_pro()->url : null,
'nonce_key' => tutor()->nonce,
tutor()->nonce => wp_create_nonce( tutor()->nonce_action ),
'loading_icon_url' => get_admin_url() . 'images/wpspin_light.gif',
'placeholder_img_src' => tutor_placeholder_img_src(),
'enable_lesson_classic_editor' => get_tutor_option( 'enable_lesson_classic_editor' ),
'tutor_frontend_dashboard_url' => tutor_utils()->get_tutor_dashboard_page_permalink(),
'wp_date_format' => tutor_js_date_format_against_wp(),
'start_of_week' => get_option( 'start_of_week', 1 ),
'is_admin' => is_admin(),
'is_admin_bar_showing' => is_admin_bar_showing(),
'addons_data' => tutor_utils()->prepare_free_addons_data(),
'current_user' => $current_user,
'content_change_event' => 'tutor_content_changed_event',
'is_tutor_course_edit' => isset( $_GET['action'] ) && 'edit' === $_GET['action'] && tutor()->course_post_type === get_post_type( get_the_ID() ) ? true : false,
'current_page' => $current_page,
'quiz_answer_display_time' => 1000 * (int) tutor_utils()->get_option( 'quiz_answer_display_time' ),
'is_ssl' => is_ssl(),
'course_list_page_url' => admin_url( 'admin.php?page=tutor' ),
'course_post_type' => tutor()->course_post_type,
'tutor_currency' => $tutor_currency,
'local' => get_locale(),
'settings' => $tutor_settings,
'max_upload_size' => wp_max_upload_size(),
'monetize_by' => tutor_utils()->get_option( 'monetize_by' ),
'kids_icons_registry' => $kids_icons,
'is_kids_mode' => tutor_utils()->is_kids_mode(),
'user_preferences' => UserPreference::get_preferences( get_current_user_id() ),
'is_legacy_learning_mode' => tutor_utils()->is_legacy_learning_mode(),
'course_slug' => tutor_utils()->get_option( 'course_permalink_base', 'courses' ),
'lesson_slug' => tutor_utils()->get_option( 'lesson_permalink_base', 'lessons' ),
'quiz_slug' => tutor_utils()->get_option( 'quiz_permalink_base', 'quizzes' ),
'is_tour_completed' => (bool) get_user_meta( get_current_user_id(), User::TOUR_COMPLETED_META, true ),
);
}
/**
* Enqueue scripts for admin
*
* @since 1.0.0
* @since 3.0.0 Order details & coupon scripts added.
*
* @param string $slug The page slug.
*
* @return void
*/
public function admin_scripts( $slug ) {
wp_enqueue_style( 'tutor-select2', tutor()->url . 'assets/lib/select2/select2.min.css', array(), TUTOR_VERSION );
wp_enqueue_style( 'tutor-admin', tutor()->url . 'assets/css/tutor-admin.min.css', array(), TUTOR_VERSION );
/**
* Scripts
*/
wp_enqueue_media();
wp_enqueue_script( 'wp-color-picker' );
wp_enqueue_style( 'wp-color-picker' );
wp_enqueue_script( 'jquery-ui-slider' );
wp_enqueue_script( 'jquery-ui-datepicker' );
wp_enqueue_script( 'tutor-select2', tutor()->url . 'assets/lib/select2/select2.full.min.js', array( 'jquery' ), TUTOR_VERSION, true );
wp_enqueue_script( 'tutor-admin', tutor()->url . 'assets/js/tutor-admin.js', array( 'jquery', 'tutor-script', 'wp-color-picker', 'wp-i18n', 'wp-data' ), TUTOR_VERSION, true );
// Tutor order detail & coupon scripts.
$page = Input::get( 'page', '' );
$action = Input::get( 'action' );
$sub_page = Input::get( 'sub_page' );
$allowed_actions = array( 'add_new', 'edit' );
if ( tutor_utils()->is_monetize_by_tutor() ) {
if ( OrderController::PAGE_SLUG === $page && 'edit' === $action ) {
wp_enqueue_script( 'tutor-order-details', tutor()->url . 'assets/js/tutor-order-details.js', array( 'wp-i18n', 'wp-element' ), TUTOR_VERSION, true );
}
if ( CouponController::PAGE_SLUG === $page && in_array( $action, $allowed_actions, true ) ) {
wp_enqueue_script( 'tutor-coupon', tutor()->url . 'assets/js/tutor-coupon.js', array( 'wp-date', 'wp-i18n', 'wp-element' ), TUTOR_VERSION, true );
}
// @since 3.0.0 add tax react app on the settings page.
if ( 'tutor_settings' === $page && ! Input::has( 'edit' ) ) {
wp_enqueue_editor();
wp_enqueue_script( 'tutor-tax-settings', tutor()->url . 'assets/js/tutor-tax-settings.js', array( 'wp-i18n', 'wp-element' ), TUTOR_VERSION, true );
wp_enqueue_script( 'tutor-payment-settings', tutor()->url . 'assets/js/tutor-payment-settings.js', array( 'wp-i18n', 'wp-element' ), TUTOR_VERSION, true );
}
}
if ( 'tutor-tools' === $page && 'import_export' === $sub_page ) {
wp_enqueue_script( 'tutor-import-export', tutor()->url . 'assets/js/tutor-import-export.js', array( 'wp-i18n', 'wp-element' ), TUTOR_VERSION, true );
}
if ( 'tutor-addons' === $page ) {
wp_enqueue_script( 'tutor-coupon', tutor()->url . 'assets/js/tutor-addon-list.js', array( 'wp-i18n', 'wp-element' ), TUTOR_VERSION, true );
}
}
/**
* Load frontend scripts
*
* @since 1.0.0
*
* @since 4.0.0 Legacy scripts loading check added.
*
* @return void
*/
public function frontend_scripts() {
$load_legacy_scripts = self::should_load_legacy_scripts();
if ( ! $load_legacy_scripts ) {
return;
}
/**
* We checked wp_enqueue_editor() in condition because it conflicting with Divi Builder
* condition updated @since v.1.7.4
*
* @since 2.7.0 is_user_logged_in() check added to remove duplicate H1 tag on each single post.
*/
if ( is_single() && is_user_logged_in() ) {
if ( function_exists( 'et_pb_is_pagebuilder_used' ) ) {
$is_page_builder_used = et_pb_is_pagebuilder_used( get_the_ID() );
if ( ! $is_page_builder_used ) {
wp_enqueue_editor();
wp_enqueue_script( 'quicktags' );
}
} else {
wp_enqueue_editor();
wp_enqueue_script( 'quicktags' );
}
}
/**
* Enabling Sorting, draggable, droppable...
*/
wp_enqueue_script( 'jquery-ui-sortable' );
wp_enqueue_script('jquery-touch-punch', ['jquery-ui-sortable']); //phpcs:ignore
// Plyr.
if ( is_single_course( true ) ) {
wp_enqueue_style( 'tutor-plyr', tutor()->url . 'assets/lib/plyr/plyr.css', array(), TUTOR_VERSION );
wp_enqueue_script( 'tutor-plyr', tutor()->url . 'assets/lib/plyr/plyr.polyfilled.min.js', array( 'jquery' ), TUTOR_VERSION, true );
}
// Social Share.
wp_enqueue_script( 'tutor-social-share', tutor()->url . 'assets/lib/SocialShare/SocialShare.min.js', array( 'jquery' ), TUTOR_VERSION, true );
/**
* Dependency wp-i18n added for translate js file
*
* @since 1.9.0
*/
wp_enqueue_style( 'tutor-frontend', tutor()->url . 'assets/css/tutor-front.min.css', array(), TUTOR_VERSION );
wp_enqueue_script( 'tutor-frontend', tutor()->url . 'assets/js/tutor-front.js', array( 'jquery', 'wp-i18n', 'wp-date' ), TUTOR_VERSION, true );
}
/**
* Modify localize data
*
* @since 1.0.0
*
* @param array $localize_data localize data.
* @return array
*/
public function modify_localize_data( $localize_data ) {
global $post;
if ( is_admin() ) {
$taxonomy = Input::get( 'taxonomy' );
if ( CourseModel::COURSE_CATEGORY === $taxonomy || CourseModel::COURSE_TAG === $taxonomy ) {
$localize_data['open_tutor_admin_menu'] = true;
}
if ( 'en_US' !== $localize_data['local'] ) {
$page = Input::get( 'page', '' );
$action = Input::get( 'action' );
$allowed_actions = array( 'add_new', 'edit' );
if ( CouponController::PAGE_SLUG === $page && in_array( $action, $allowed_actions, true ) ) {
$localize_data['coupon_main_content_locales'] = tutils()->get_script_locale_data( 'tutor-coupon-main-content', $localize_data['local'] );
}
}
} else {
// Assign quiz option.
if ( ! empty( $post->post_type ) && 'tutor_quiz' === $post->post_type ) {
$single_quiz_options = (array) tutor_utils()->get_quiz_option( $post->ID );
$saved_quiz_options = array(
'quiz_when_time_expires' => tutor_utils()->get_option( 'quiz_when_time_expires' ),
);
$quiz_options = array_merge( $single_quiz_options, $saved_quiz_options );
$previous_attempts = tutor_utils()->quiz_attempts();
if ( $previous_attempts && count( $previous_attempts ) ) {
$quiz_options['quiz_auto_start'] = 0;
}
$localize_data['quiz_options'] = $quiz_options;
}
// Including player assets if video exists.
if ( tutor_utils()->has_video_in_single() ) {
$localize_data['post_id'] = get_the_ID();
$localize_data['best_watch_time'] = 0;
$best_watch_time = tutor_utils()->get_lesson_reading_info( get_the_ID(), 0, 'video_best_watched_time' );
if ( $best_watch_time > 0 ) {
$localize_data['best_watch_time'] = $best_watch_time;
}
}
}
return $localize_data;
}
/**
* Load common scripts for frontend and backend
*
* @since 1.0.0
*
* @since 4.0.0 Legacy scripts loading check added.
*
* @param string $slug The page slug.
*
* @return void
*/
public function common_scripts( $slug ) {
if ( ! self::should_load_legacy_scripts() ) {
return;
}
/**
* Load TinyMCE for tutor settings page if tutor pro is not available.
*
* @since v2.0.8
*/
$baseurl = includes_url( 'js/tinymce' );
$current_page = Input::get( 'page' );
// If it is settings page & tutor pro not activated.
if ( 'tutor_settings' === $current_page && ! wp_script_is( 'wp-tinymce-root' ) ) {
wp_enqueue_script( 'tutor-tiny', $baseurl . '/tinymce.min.js', array( 'jquery' ), TUTOR_VERSION, true );
}
wp_enqueue_style( 'tutor-icon', tutor()->url . 'assets/css/tutor-icon.min.css', array(), TUTOR_VERSION );
// Common css library.
if ( is_rtl() ) {
wp_enqueue_style( 'tutor', tutor()->url . 'assets/css/tutor-rtl.min.css', array(), TUTOR_VERSION );
} else {
wp_enqueue_style( 'tutor', tutor()->url . 'assets/css/tutor.min.css', array(), TUTOR_VERSION );
}
/**
* Load tutor common scripts both backend and frontend
*
* @since v2.0.0
*/
wp_enqueue_script( 'tutor-script', tutor()->url . 'assets/js/tutor.js', array( 'jquery', 'wp-i18n', 'wp-element' ), TUTOR_VERSION, true );
/**
* Enqueue datetime countdown scripts & styles
*
* Add filter to enqueue countdown scripts & styles
* don't return false if it is true to prevent conflict
* with other filters
*
* @since v2.1.0
*/
$should_enqueue = apply_filters( 'tutor_should_enqueue_countdown_scripts', false );
if ( $should_enqueue ) {
wp_enqueue_script( 'tutor-moment', tutor()->url . 'assets/lib/countdown/moment.min.js', array(), TUTOR_VERSION, true );
wp_enqueue_script( 'tutor-moment-timezone', tutor()->url . 'assets/lib/countdown/moment-timezone-with-data.min.js', array(), TUTOR_VERSION, true );
wp_enqueue_script( 'tutor-jquery-countdown', tutor()->url . 'assets/lib/countdown/jquery.countdown.min.js', array( 'jquery' ), TUTOR_VERSION, true );
wp_enqueue_script( 'tutor-countdown', tutor()->url . 'assets/lib/countdown/tutor-countdown.min.js', array( 'jquery' ), TUTOR_VERSION, true );
wp_enqueue_style( 'tutor-countdown', tutor()->url . 'assets/lib/countdown/tutor-countdown.min.css', '', TUTOR_VERSION );
}
}
/**
* Load meta data
*
* @since 1.0.0
* @return void
*/
public function load_meta_data() {
// Localize scripts.
$localize_data = apply_filters( 'tutor_localize_data', $this->get_default_localized_data() );
wp_localize_script( 'tutor-frontend', '_tutorobject', $localize_data );
wp_localize_script( 'tutor-admin', '_tutorobject', $localize_data );
wp_localize_script( 'tutor-script', '_tutorobject', $localize_data );
wp_localize_script( 'tutor-order-details', '_tutorobject', $localize_data );
wp_localize_script( 'tutor-tax-settings', '_tutorobject', $localize_data );
wp_localize_script( 'tutor-coupon', '_tutorobject', $localize_data );
wp_localize_script( 'tutor-course-builder', '_tutorobject', $localize_data );
// Inline styles.
wp_add_inline_style( 'tutor-frontend', $this->load_color_palette() );
wp_add_inline_style( 'tutor-admin', $this->load_color_palette() );
}
/**
* Load color palette
*
* @since 1.0.0
* @return string
*/
private function load_color_palette() {
$colors = array(
'tutor_primary_color' => '--tutor-color-primary',
'tutor_primary_hover_color' => '--tutor-color-primary-hover',
'tutor_text_color' => '--tutor-body-color',
'tutor_border_color' => '--tutor-border-color',
'tutor_gray_color' => '--tutor-color-gray',
);
// Admin colors.
$admin_colors = array();
if ( is_admin() ) {
$admin_colors = array(
'--tutor-color-primary' => '#3E64DE',
'--tutor-color-primary-hover' => '#3A5CCC',
'--tutor-body-color' => '#212327',
'--tutor-border-color' => '#CDCFD5',
'--tutor-color-gray' => '#CDCFD5',
);
}
$fallback_colors = array(
'tutor_primary_color' => '#3E64DE',
'tutor_primary_hover_color' => '#3A5CCC',
'tutor_text_color' => '#212327',
'tutor_border_color' => '#E3E5EB',
'tutor_gray_color' => '#CDCFD5',
);
$brand_color = tutor_utils()->get_brand_color();
$color_string = '';
foreach ( $colors as $key => $property ) {
$fallback_color = isset( $fallback_colors[ $key ] ) ? $fallback_colors[ $key ] : '#212327';
$color = $fallback_color;
if ( Options_V2::DEFAULT_BRAND_COLOR !== $brand_color ) {
if ( 'tutor_primary_color' === $key ) {
$color = $brand_color;
}
if ( 'tutor_primary_hover_color' === $key ) {
$palette = $this->generate_color_palette( $brand_color );
$color = $palette[700];
}
}
$color_rgb = tutor_utils()->hex2rgb( $color );
if ( is_admin() && isset( $admin_colors[ $property ] ) ) {
$color = $admin_colors[ $property ];
$color_rgb = tutor_utils()->hex2rgb( $admin_colors[ $property ] );
}
if ( $color ) {
$color_string .= $property . ':' . $color . ';';
}
if ( $color_rgb ) {
$color_string .= $property . '-rgb:' . $color_rgb . ';';
}
}
return ':root{' . $color_string . '}';
}
/**
* Generate color palette
*
* @since 4.0.0
*
* @param string $base_hex HEX color code.
*
* @return array
*/
private function generate_color_palette( $base_hex ) {
$base = tutor_utils()->hex_to_hsl( $base_hex );
// Mapping of [Hue-Shift, Saturation-Shift, Target-Lightness].
$rules = array(
100 => array( -1, 3, 97.5 ),
200 => array( -3, 1, 94.1 ),
300 => array( -3, -2, 92.2 ),
400 => array( -4, 0, 79.6 ),
450 => array( -2, -3, 76.7 ),
500 => array( -4, 5, 59.8 ),
600 => array( 0, 0, $base['l'] ),
700 => array( 3, -7, 48.0 ),
800 => array( 4, -12, 40.2 ),
900 => array( 5, -17, 33.1 ),
950 => array( 6, -24, 20.8 ),
);
$palette = array();
foreach ( $rules as $weight => $modifier ) {
if ( 600 === $weight ) {
$palette[ $weight ] = strtolower( $base_hex );
continue;
}
$new_h = fmod( ( $base['h'] + $modifier[0] + 360 ), 360 );
$new_s = max( 0, min( 100, $base['s'] + $modifier[1] ) );
$new_l = max( 0, min( 100, $modifier[2] ) );
$palette[ $weight ] = tutor_utils()->hsl_to_hex( $new_h, $new_s, $new_l );
}
return $palette;
}
/**
* Load core color palette
*
* @since 4.0.0
*
* @param string $brand_color Base color code.
*
* @return string
*/
private function load_core_color_palette( $brand_color ) {
if ( empty( $brand_color ) ) {
return '';
}
$palette = $this->generate_color_palette( $brand_color );
return "
:root {
--tutor-brand-100: {$palette[100]};
--tutor-brand-200: {$palette[200]};
--tutor-brand-300: {$palette[300]};
--tutor-brand-400: {$palette[400]};
--tutor-brand-450: {$palette[450]};
--tutor-brand-500: {$palette[500]};
--tutor-brand-600: {$palette[600]};
--tutor-brand-700: {$palette[700]};
--tutor-brand-800: {$palette[800]};
--tutor-brand-900: {$palette[900]};
--tutor-brand-950: {$palette[950]};
}
";
}
/**
* Add Tinymce button for placing shortcode
*
* @since 1.0.0
* @return void|null
*/
public function tutor_add_mce_button() {
// Check user permissions.
if ( ! current_user_can( 'edit_posts' ) && ! current_user_can( 'edit_pages' ) ) {
return;
}
// Check if WYSIWYG is enabled.
if ( 'true' == get_user_option( 'rich_editing' ) ) {
add_filter( 'mce_external_plugins', array( $this, 'tutor_add_tinymce_js' ) );
add_filter( 'mce_buttons', array( $this, 'tutor_register_mce_button' ) );
}
}
/**
* Add tinymce button
*
* @since 1.0.0
*
* @param array $plugin_array plugin array.
* @return array
*/
public function tutor_add_tinymce_js( $plugin_array ) {
$plugin_array['tutor_button'] = tutor()->url . 'assets/lib/mce-button.js';
return $plugin_array;
}
/**
* Register new button in the editor
*
* @since 1.0.0
*
* @param array $buttons buttons.
* @return array
*/
public function tutor_register_mce_button( $buttons ) {
array_push( $buttons, 'tutor_button' );
return $buttons;
}
/**
* Output generator tag to aid debugging.
*
* @since 1.0.0
*
* @param string $gen Generator.
* @param string $type Type.
*
* @return string
*/
public function tutor_generator_tag( $gen, $type ) {
switch ( $type ) {
case 'html':
$gen .= "\n" . '<meta name="generator" content="TutorLMS ' . TUTOR_VERSION . '">';
break;
case 'xhtml':
$gen .= "\n" . '<meta name="generator" content="TutorLMS ' . TUTOR_VERSION . '" />';
break;
}
return $gen;
}
/**
* Load text domain handled script after all enqueue_scripts
* registered functions
*
* @since 1.9.0
* @since 3.9.2 Refactored to dynamically detect scripts instead of hardcoded list.
*
* @return void
*/
public function tutor_script_text_domain() {
global $wp_scripts;
if ( empty( $wp_scripts->registered ) ) {
return;
}
foreach ( $wp_scripts->registered as $handle => $data ) {
$src = $data->src ?? '';
$is_from_tutor = str_contains( $src, 'tutor/assets/js' );
if ( ! $is_from_tutor ) {
continue;
}
wp_set_script_translations( $handle, 'tutor', tutor()->path . 'languages/' );
}
}
/**
* Add translation support for external tinyMCE button
*
* @since 1.9.7
* @return array
*/
public function tutor_tinymce_translate() {
$locales['tutor_button'] = tutor()->path . 'includes/tinymce_translate.php';
return $locales;
}
/**
* Add an identifier class to body
*
* @since 1.0.0
*
* @param mixed $classes classes.
* @return mixed
*/
public function add_identifier_class_to_body( $classes ) {
$course_builder_screen = tutor_utils()->get_course_builder_screen();
$to_add = array( 'tutor-lms' );
// Add backend course editor identifier class to body.
if ( $course_builder_screen ) {
$to_add[] = is_admin() ? 'tutor-backend' : 'tutor-frontend';
$to_add[] = ' tutor-screen-course-builder tutor-screen-course-builder-' . $course_builder_screen . ' ';
}
// Add frontend course builder identifier class.
if ( ! $course_builder_screen && tutor_utils()->is_tutor_frontend_dashboard() ) {
$to_add[] = 'tutor-screen-frontend-dashboard';
}
if ( is_post_type_archive( tutor()->course_post_type ) ) {
$to_add[] = 'tutor-frontend';
}
if ( tutor_utils()->is_tutor_frontend_dashboard() ) {
$to_add[] = 'tutor-frontend';
}
if ( is_single() ) {
global $post;
$post_types = array(
tutor()->course_post_type,
tutor()->lesson_post_type,
tutor()->quiz_post_type,
tutor()->assignment_post_type,
tutor()->zoom_post_type,
tutor()->meet_post_type,
);
if ( isset( $post->post_type ) && in_array( $post->post_type, $post_types, true ) ) {
$to_add[] = 'tutor-frontend';
}
}
if ( is_admin() ) {
$screen = function_exists( 'get_current_screen' ) ? get_current_screen() : null;
$base = ( $screen && is_object( $screen ) && property_exists( $screen, 'base' ) ) ? $screen->base : '';
$index = strpos( $base, 'tutor' );
if ( 0 === $index || $index > 0 ) {
$to_add[] = 'tutor-backend';
$page = Input::get( 'page' );
if ( 'tutor_settings' === $page ) {
$to_add[] = 'tutor-screen-backend-settings ';
}
if ( ! empty( $page ) ) {
$to_add[] = 'tutor-backend-' . $page;
}
}
}
// Remove duplicate classes if any.
$to_add = array_unique( $to_add );
if ( is_array( $classes ) ) {
$classes = array_merge( $classes, $to_add );
} else {
$classes .= implode( ' ', $to_add );
}
return $classes;
}
/**
* Enqueue script for adding edit with frontend course builder button
* on the Gutenberg editor
*
* @since 2.0.5
* @return void
*/
public static function add_frontend_editor_button() {
$wp_screen = get_current_screen();
if ( is_a( $wp_screen, 'WP_Screen' ) && tutor()->course_post_type === $wp_screen->post_type ) {
wp_enqueue_script( 'tutor-gutenberg', tutor()->url . 'assets/js/tutor-gutenberg.js', array(), TUTOR_VERSION, true );
$data = array(
'frontend_dashboard_url' => esc_url( trailingslashit( tutor_utils()->tutor_dashboard_url( 'create-course' ) ) ) . '?course_id=' . get_the_ID(),
);
wp_add_inline_script(
'tutor-gutenberg',
'const tutorInlineData =' . json_encode( $data ),
'before'
);
}
}
/**
* Enqueue styles & scripts for latest design system
*
* @since 4.0.0
*
* @return void
*/
public function enqueue_scripts() {
if ( self::should_load_legacy_scripts() ) {
return;
}
$is_dashboard = tutor_utils()->is_dashboard_page();
$is_learning_area = tutor_utils()->is_learning_area();
$is_kids_mode = tutor_utils()->is_kids_mode();
$is_legacy_learning = Options_V2::LEARNING_MODE_LEGACY === tutor_utils()->get_option( 'learning_mode' );
$core_css_url = tutor()->assets_url . 'css/tutor-core.min.css';
$kids_css_url = tutor()->assets_url . 'css/tutor-kids.min.css';
$dashboard_css_url = tutor()->assets_url . 'css/tutor-dashboard.min.css';
$learning_area_css_url = tutor()->assets_url . 'css/tutor-learning-area.min.css';
$google_font_url = 'https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap';
$core_js_url = tutor()->assets_url . 'js/tutor-core.js';
$dashboard_js_url = tutor()->assets_url . 'js/tutor-dashboard.js';
$learning_area_js_url = tutor()->assets_url . 'js/tutor-learning-area.js';
$version = TUTOR_ENV === 'DEV' ? time() : TUTOR_VERSION;
$is_course_list_page = tutor_utils()->is_course_list_page();
$is_course_details_page = tutor_utils()->is_course_details_page();
$localize_data = apply_filters( 'tutor_localize_data', $this->get_default_localized_data() );
if ( $is_kids_mode ) {
$google_font_url = 'https://fonts.googleapis.com/css2?family=Nunito:wght@300;400;500;600;700&display=swap';
wp_enqueue_style( 'tutor-kids', $kids_css_url, array( 'tutor-core' ), $version );
}
// Core.
wp_enqueue_style( 'tutor-google-fonts', $google_font_url, array(), $version );
wp_enqueue_style( 'tutor-core', $core_css_url, array( 'tutor-google-fonts' ), $version );
wp_enqueue_script( 'tutor-core', $core_js_url, array( 'wp-i18n' ), $version, true );
wp_localize_script( 'tutor-core', '_tutorobject', $localize_data );
// Generate color palette from user selected brand color and add to the root.
$brand_color = tutor_utils()->get_brand_color();
if ( Options_V2::DEFAULT_BRAND_COLOR !== $brand_color ) {
wp_add_inline_style( 'tutor-core', $this->load_core_color_palette( $brand_color ) );
}
if ( $is_dashboard ) {
wp_enqueue_style( 'tutor-dashboard', $dashboard_css_url, array(), $version );
wp_enqueue_script( 'tutor-dashboard', $dashboard_js_url, array( 'tutor-core', 'wp-i18n' ), $version, true );
}
if ( $is_learning_area ) {
wp_enqueue_style( 'tutor-learning', $learning_area_css_url, array(), $version );
wp_enqueue_script( 'tutor-learning', $learning_area_js_url, array( 'tutor-core', 'wp-i18n' ), $version, true );
if ( is_single_course( true ) ) {
wp_enqueue_style( 'tutor-plyr', tutor()->url . 'assets/lib/plyr/plyr.css', array(), $version );
wp_enqueue_script( 'tutor-plyr', tutor()->url . 'assets/lib/plyr/plyr.polyfilled.min.js', array( 'jquery' ), $version, true );
}
}
}
/**
* Check if need to load legacy scripts
*
* If the current screen is dashboard or new learning area
* then this method will return false to avoid loading legacy css & js files
*
* @since 4.0.0
*
* @return boolean
*/
public static function should_load_legacy_scripts(): bool {
$load = true;
$post_id = get_the_ID();
$is_learning_area = tutor_utils()->is_learning_area();
$is_legacy_learning = tutor_utils()->is_legacy_learning_mode();
$is_dashboard = tutor_utils()->is_dashboard_page();
$page_ids = array(
(int) tutor_utils()->get_option( 'student_register_page' ),
(int) tutor_utils()->get_option( 'instructor_register_page' ),
);
// Ignore loading legacy scripts on specific case.
if ( $is_learning_area && ! $is_legacy_learning ) {
$load = false;
} elseif ( $is_dashboard ) {
$load = false;
} elseif ( in_array( $post_id, $page_ids, true ) ) {
$load = false;
} else {
// Ignore loading legacy scripts for these shortcodes.
$has_shortcode = false;
$shortcdes = array(
'tutor_student_registration_form',
'tutor_instructor_registration_form',
'tutor_dashboard',
'tutor_login',
);
$post_content = get_the_content();
foreach ( $shortcdes as $shortcde ) {
$has_shortcode = has_shortcode( $post_content, $shortcde );
if ( $has_shortcode ) {
$load = false;
break;
}
}
}
return apply_filters( 'tutor_should_load_legacy_scripts', $load );
}
/**
* Add custom meta data to the head section.
*
* Outputs a viewport meta tag to improve mobile responsiveness.
*
* @since 4.0.0
*
* @return void
*/
public function add_custom_data() {
if ( tutor_utils()->is_dashboard_page() || tutor_utils()->is_learning_area() ) {
echo '<meta name="viewport" content="width=device-width, initial-scale=1" />' . "\n";
}
}
/**
* Add preload to CSS
*
* @param string $html HTML.
* @param string $handle Handle.
*
* @since 4.0.0
*
* @return string
*/
public function add_preload_to_css( $html, $handle ) {
if ( 'tutor-google-fonts' === $handle ) {
$html = str_replace(
"rel='stylesheet'",
"rel='preload' as='style' onload=\"this.onload=null;this.rel='stylesheet'\"",
$html
);
}
return $html;
}
}