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functions.php
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functions.php
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<?php
/**
* levelup functions and definitions
*
* @link https://developer.wordpress.org/themes/basics/theme-functions/
*
* @package levelup
*/
if ( ! function_exists( 'levelup_setup' ) ) :
/**
* Sets up theme defaults and registers support for various WordPress features.
*
* Note that this function is hooked into the after_setup_theme hook, which
* runs before the init hook. The init hook is too late for some features, such
* as indicating support for post thumbnails.
*/
function levelup_setup() {
/*
* Enable AMP Theme Support
*/
add_theme_support( 'amp-template-mode' );
/*
* Make theme available for translation.
* Translations can be filed in the /languages/ directory.
* If you're building a theme based on levelup, use a find and replace
* to change 'level-up' to the name of your theme in all the template files.
*/
load_theme_textdomain( 'level-up', get_template_directory() . '/languages' );
// Enable AMP Support
add_theme_support( "amp-template-mode" );
// Add default posts and comments RSS feed links to head.
add_theme_support( 'automatic-feed-links' );
/*
* Let WordPress manage the document title.
* By adding theme support, we declare that this theme does not use a
* hard-coded <title> tag in the document head, and expect WordPress to
* provide it for us.
*/
add_theme_support( 'title-tag' );
/*
* Enable support for Post Thumbnails on posts and pages.
*
* @link https://developer.wordpress.org/themes/functionality/featured-images-post-thumbnails/
*/
add_theme_support( 'post-thumbnails' );
add_image_size('levelup-img-1', 347, 189, true);
// This theme uses wp_nav_menu() in one location.
register_nav_menus( array(
'header-menu' => esc_html__( 'Header Menu', 'level-up' ),
'primary-menu' => esc_html__( 'Primary', 'level-up' ),
'footer-menu' => esc_html__( 'Footer', 'level-up' ),
) );
/*
* Switch default core markup for search form, comment form, and comments
* to output valid HTML5.
*/
add_theme_support( 'html5', array(
'search-form',
'comment-form',
'comment-list',
'gallery',
'caption',
) );
// Set up the WordPress core custom background feature.
add_theme_support( 'custom-background', apply_filters( 'levelup_custom_background_args', array(
'default-color' => 'ffffff',
'default-image' => '',
) ) );
// Add theme support for selective refresh for widgets.
add_theme_support( 'customize-selective-refresh-widgets' );
/**
* Add support for core custom logo.
*
* @link https://codex.wordpress.org/Theme_Logo
*/
add_theme_support( 'custom-logo', array(
'height' => 250,
'width' => 250,
'flex-width' => true,
'flex-height' => true,
) );
}
endif;
add_action( 'after_setup_theme', 'levelup_setup' );
/**
* Set the content width in pixels, based on the theme's design and stylesheet.
*
* Priority 0 to make it available to lower priority callbacks.
*
* @global int $content_width
*/
function levelup_content_width() {
$GLOBALS['content_width'] = apply_filters( 'levelup_content_width', 960 );
}
add_action( 'after_setup_theme', 'levelup_content_width', 0 );
/**
* Register widget area.
*
* @link https://developer.wordpress.org/themes/functionality/sidebars/#registering-a-sidebar
*/
function levelup_widgets_init() {
register_sidebar( array(
'name' => esc_html__( 'Footer Widget', 'level-up' ),
'id' => 'footer-widget',
'description' => esc_html__( 'Add widgets here.', 'level-up' ),
'before_widget' => '<div class="w-bl">',
'after_widget' => '</div>',
'before_title' => '<h4 class="widget-title">',
'after_title' => '</h4>',
) );
}
add_action( 'widgets_init', 'levelup_widgets_init' );
/**
* Enqueue scripts and styles.
*/
function levelup_scripts() {
wp_enqueue_style( 'levelup-style', get_stylesheet_uri() );
}
add_action( 'wp_enqueue_scripts', 'levelup_scripts' );
/**
* Custom template tags for this theme.
*/
require get_template_directory() . '/inc/template-tags.php';
/**
* Functions which enhance the theme by hooking into WordPress.
*/
require get_template_directory() . '/inc/template-functions.php';
/**
* Customizer additions.
*/
require get_template_directory() . '/inc/customizer/customizer.php';
require get_template_directory() . '/inc/customizer/defaults.php';
/**
* Filter the except length to 20 words.
*
* @param int $length Excerpt length.
* @return int (Maybe) modified excerpt length.
*/
function levelup_custom_excerpt_length( $length ) {
return 20;
}
add_filter( 'excerpt_length', 'levelup_custom_excerpt_length', 999 );
add_action( 'init', 'levelup_add_editor_styles' );
/**
* Apply theme's stylesheet to the visual editor.
* @uses add_editor_style() Links a stylesheet to visual editor
*/
function levelup_add_editor_styles() {
add_editor_style( 'custom-editor-style.css');
}
/**
* Add Admin styles
*
* @return void
*/
function levelup_custom_wp_admin_style() {
wp_register_style( 'levelup_admin_style', get_template_directory_uri() . '/admin-style.css', false, '1.0.0' );
wp_enqueue_style( 'levelup_admin_style' );
}
add_action( 'admin_enqueue_scripts', 'levelup_custom_wp_admin_style' );
/*****
* Levelup required plugin
* Start
*****/
function levelup_make_html_attributes( $attrs = array() ){
if( ! is_array( $attrs ) ){
return '';
}
$attributes_string = '';
foreach ( $attrs as $attr => $value ) {
$value = is_array( $value ) ? join( ' ', array_unique( $value ) ) : $value;
$attributes_string .= sprintf( '%s="%s" ', $attr, esc_attr( trim( $value ) ) );
}
return $attributes_string;
}
if( ! function_exists( 'levelup_is_plugin_active' ) ){
function levelup_is_plugin_active( $plugin_basename ){
include_once( ABSPATH . 'wp-admin/includes/plugin.php' );
return is_plugin_active( $plugin_basename );
}
}
function levelup_get_plugin_install_link( $plugin_slug ){
// sanitize the plugin slug
$plugin_slug = esc_attr( $plugin_slug );
$install_link = wp_nonce_url(
add_query_arg(
array(
'action' => 'install-plugin',
'plugin' => $plugin_slug,
),
network_admin_url( 'update.php' )
),
'install-plugin_' . $plugin_slug
);
return $install_link;
}
function levelup_get_plugin_activation_link( $plugin_base_name, $slug, $plugin_filename ) {
$activate_nonce = wp_create_nonce( 'activate-plugin_' . $slug .'/'. $plugin_filename );
return self_admin_url( 'plugins.php?_wpnonce=' . $activate_nonce . '&action=activate&plugin='. str_replace( '/', '%2F', $plugin_base_name ) );
}
function levelup_core_plugin_notice(){
if(!current_user_can('install_plugins')){
return false;
}
$plugin_base_name = 'accelerated-mobile-pages/accelerated-moblie-pages.php';
$plugin_slug = 'accelerated-mobile-pages';
$plugin_filename = 'accelerated-moblie-pages.php';
$plugin_title = __('Accelerated Mobile Pages', 'level-up');
$classArray = array( 'button', 'button-primary' );
if(!file_exists( WP_PLUGIN_DIR."/".$plugin_base_name )){
$classArray[] = 'level-up-recommended-plugin';
}
$links_attrs = array(
'class' => $classArray,
'data-plugin-slug' => $plugin_slug,
'data-activating-label' => __('Activating ..', 'level-up'),
'data-activate-url' => levelup_get_plugin_activation_link( $plugin_base_name, $plugin_slug, $plugin_filename ),
'data-activate-label' => sprintf( __('Activate %s', 'level-up'), $plugin_title ),
'data-install-url' => levelup_get_plugin_install_link( $plugin_slug ),
'data-install-label' => sprintf( __('Install %s', 'level-up' ), $plugin_title ),
'data-redirect-url' => self_admin_url( 'admin.php?page=amp_options' )
);
$installed_plugins = get_plugins();
$anyShow = $show = false;
if( ! isset( $installed_plugins[ $plugin_base_name ] ) ){
$links_attrs['data-action'] = 'install';
$links_attrs['href'] = $links_attrs['data-install-url'];
$button_label = sprintf( esc_html__( 'Install %s', 'level-up' ), $plugin_title );
$anyShow = $show = true;
} elseif( ! levelup_is_plugin_active( $plugin_base_name ) ) {
$links_attrs['data-action'] = 'activate';
$links_attrs['href'] = $links_attrs['data-activate-url'];
$button_label = sprintf( esc_html__( 'Activate %s Core Plugin', 'level-up' ), $plugin_title );
$anyShow = $show = true;
} /*else {
return;
}*/
if($show){
?>
<div class="updated levelup-message levelup-notice-wrapper levelup-notice-install-now">
<h3 class=""><?php printf( __( 'Thanks for choosing %s', 'level-up' ), 'Level UP' ); ?></h3>
<p class="levelup-notice-description"><?php printf( __( 'To take full advantages of LevelUP theme, please install %s plugin.', 'level-up' ), '<strong>'. $plugin_title .'</strong>' ); ?></p>
<p class="submit">
<a <?php echo levelup_make_html_attributes( $links_attrs ); ?> ><?php echo $button_label; ?></a>
<a href="<?php echo esc_url( wp_nonce_url( add_query_arg( 'levelup-hide-core-plugin-notice', 'install' ), 'levelup_hide_notices_nonce', '_notice_nonce' ) ); ?>" class="notice-dismiss levelup-close-notice"><span class="screen-reader-text"><?php _e( 'Skip', 'level-up' ); ?></span></a>
</p>
</div>
<?php } ?>
<?php
if($anyShow){
?>
<script>
jQuery(document).ready(function(){
jQuery(".level-up-recommended-plugin").click(function(e){
e.preventDefault();
var url = jQuery(this).attr("href");
var redirect_url = jQuery(this).attr("data-redirect-url");
var slug = jQuery(this).attr("data-plugin-slug");
jQuery(this).text("Please wait Downloading...");
var self = jQuery(this);
wp.updates.installPlugin(
{
slug: slug,
success: function(pluginresponse){
//wp.updates.installPluginSuccess(pluginresponse);
//wpActivateModulesUpgrage(, self, response, nonce)
self.text("Activating...")
var url = pluginresponse.activateUrl;
jQuery.ajax({
async: true,
type: 'GET',
url: url,
success: function () {
self.removeClass('updating-message');
self.text('Activated Successfully..');
window.location.href = redirect_url;
}
});
},
error : function(response){
if(response.errorCode=="folder_exists"){
self.text("Activating...");
jQuery.ajax({
async: true,
type: 'GET',
url: url,
success: function () {
self.removeClass('updating-message');
self.text('Activated Successfully..');
window.location.href = redirect_url;
}
});
}
}
}
);
return false;
})
});
</script>
<?php
}
}
add_action( 'admin_notices', 'levelup_core_plugin_notice' );
/*****
* END Levelup required plugin
*****/
/*****
* Start Levelup theme AMP
*****/
add_action( 'amp_post_template_css', 'levelup_body_font_amp_design_styling' );
function levelup_body_font_amp_design_styling(){
$defaults = levelup_generate_defaults();
echo 'body {
font-family: "'. $defaults['levelup_body_font_family'] .'", sans-serif;
}';
}
/*****
* END Levelup theme AMP
*****/