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<?php
// Do not allow directly accessing this file.
if ( ! defined( 'ABSPATH' ) ) {
exit( 'Direct script access denied.' );
}
/**
* Initializes Avada basic components.
*
* @since 3.8
*/
class Avada_Init {
/**
* Constructor.
*
* @access public
*/
public function __construct() {
add_action( 'after_setup_theme', array( $this, 'load_textdomain' ) );
add_action( 'after_setup_theme', array( $this, 'set_builder_status' ), 10 );
add_action( 'after_setup_theme', array( $this, 'add_theme_supports' ), 10 );
add_action( 'after_setup_theme', array( $this, 'register_nav_menus' ) );
add_action( 'after_setup_theme', array( $this, 'add_image_size' ) );
if ( class_exists( 'BuddyPress' ) && ! is_buddypress() ) {
add_action( 'init', array( $this, 'remove_buddypress_redirection' ), 5 );
}
add_action( 'widgets_init', array( $this, 'widget_init' ) );
// Check done for buddypress activation, might be good for other plugins too.
if ( ( isset( $_GET['plugin'] ) && false === strpos( $_GET['plugin'], 'woocommerce' ) && false === strpos( $_GET['plugin'], 'bbpress' ) && false === strpos( $_GET['plugin'], 'buddypress' ) && false === strpos( $_GET['plugin'], 'the-events-calendar' ) ) || ! isset( $_GET['plugin'] ) ) {
add_action( 'wp_loaded', array( $this, 'register_third_party_plugin_functions' ), 5 );
}
add_action( 'wp', array( $this, 'set_theme_version' ) );
// Allow shortcodes in widget text.
add_filter( 'widget_text', 'do_shortcode' );
add_filter( 'wp_nav_menu_args', array( $this, 'main_menu_args' ) );
add_action( 'admin_init', array( $this, 'theme_activation' ) );
// Term meta migration for WordPress 4.4.
add_action( 'avada_before_main_content', array( $this, 'youtube_flash_fix' ) );
remove_action( 'wp_head', 'adjacent_posts_rel_link_wp_head' );
// Remove post_format from preview link.
add_filter( 'preview_post_link', array( $this, 'remove_post_format_from_link' ), 9999 );
// Add home url link for navigation menus.
add_filter( 'wp_nav_menu_objects', array( $this, 'set_correct_class_for_menu_items' ) );
add_filter( 'wp_tag_cloud', array( $this, 'remove_font_size_from_tagcloud' ) );
// Add contact methods for author page.
add_filter( 'user_contactmethods', array( $this, 'modify_contact_methods' ) );
if ( ! is_admin() ) {
add_filter( 'pre_get_posts', array( $this, 'modify_search_filter' ) );
}
// Check if we've got a task to remove backup data.
if ( false !== get_option( 'scheduled_avada_fusionbuilder_migration_cleanups', false ) ) {
add_action( 'init', array( 'Fusion_Builder_Migrate', 'cleanup_backups' ) );
}
}
/**
* Load the theme textdomain.
*
* @access public
*/
public function load_textdomain() {
// Path: wp-content/theme/languages/en_US.mo.
// Path: wp-content/languages/themes/Avada-en_US.mo.
$loaded = load_theme_textdomain( 'Avada', Avada::$template_dir_path . '/languages' );
// Path: wp-content/theme/languages/Avada-en_US.mo.
if ( ! $loaded ) {
add_filter( 'theme_locale', array( $this, 'change_locale' ), 10, 2 );
$loaded = load_theme_textdomain( 'Avada', Avada::$template_dir_path . '/languages' );
// Path: wp-content/theme/languages/avada-en_US.mo.
// Path: wp-content/languages/themes/avada-en_US.mo.
if ( ! $loaded ) {
remove_filter( 'theme_locale', array( $this, 'change_locale' ) );
add_filter( 'theme_locale', array( $this, 'change_locale_lowercase' ), 10, 2 );
$loaded = load_theme_textdomain( 'Avada', Avada::$template_dir_path . '/languages' );
// Path: wp-content/languages/Avada-en_US.mo.
if ( ! $loaded ) {
remove_filter( 'theme_locale', array( $this, 'change_locale_lowercase' ) );
add_filter( 'theme_locale', array( $this, 'change_locale' ), 10, 2 );
$loaded = load_theme_textdomain( 'Avada', dirname( dirname( Avada::$template_dir_path ) ) . '/languages' );
// Path: wp-content/languages/themes/avada/en_US.mo.
if ( ! $loaded ) {
remove_filter( 'theme_locale', array( $this, 'change_locale' ) );
load_theme_textdomain( 'Avada', dirname( dirname( Avada::$template_dir_path ) ) . '/languages/themes/avada' );
}
}
}
}
}
/**
* Formats the locale.
*
* @access public
* @param string $locale The language locale.
* @param string $domain The textdomain.
* @return string
*/
public function change_locale( $locale, $domain ) {
return $domain . '-' . $locale;
}
/**
* Formats the locale using lowercase characters.
*
* @access public
* @param string $locale The language locale.
* @param string $domain The textdomain.
* @return string
*/
public function change_locale_lowercase( $locale, $domain ) {
return strtolower( $domain ) . '-' . $locale;
}
/**
* Conditionally add theme_support for fusion_builder.
*
* @access public
*/
public function set_builder_status() {
$builder_settings = get_option( 'fusion_builder_settings' );
if ( isset( $builder_settings['enable_builder_ui'] ) && $builder_settings['enable_builder_ui'] ) {
add_theme_support( 'fusion_builder' );
}
}
/**
* Stores the theme version in the options table in the WordPress database.
*
* @access public
*/
public function set_theme_version() {
if ( function_exists( 'wp_get_theme' ) ) {
$theme_obj = wp_get_theme();
$theme_version = $theme_obj->get( 'Version' );
if ( $theme_obj->parent_theme ) {
$template_dir = basename( Avada::$template_dir_path );
$theme_obj = wp_get_theme( $template_dir );
$theme_version = $theme_obj->get( 'Version' );
}
update_option( 'avada_theme_version', $theme_version );
}
}
/**
* Add theme_supports.
*
* @access public
*/
public function add_theme_supports() {
// Default WP generated title support.
add_theme_support( 'title-tag' );
// Default RSS feed links.
add_theme_support( 'automatic-feed-links' );
// Default custom header.
add_theme_support( 'custom-header' );
// Default custom backgrounds.
add_theme_support( 'custom-background' );
// Woocommerce Support.
add_theme_support( 'woocommerce' );
// Post Formats.
add_theme_support( 'post-formats', array( 'gallery', 'link', 'image', 'quote', 'video', 'audio', 'chat' ) );
// Add post thumbnail functionality.
add_theme_support( 'post-thumbnails' );
}
/**
* Add image sizes.
*
* @access public
*/
public function add_image_size() {
add_image_size( 'blog-large', 669, 272, true );
add_image_size( 'blog-medium', 320, 202, true );
add_image_size( 'portfolio-full', 940, 400, true );
add_image_size( 'portfolio-one', 540, 272, true );
add_image_size( 'portfolio-two', 460, 295, true );
add_image_size( 'portfolio-three', 300, 214, true );
add_image_size( 'portfolio-five', 177, 142, true );
add_image_size( 'recent-posts', 700, 441, true );
add_image_size( 'recent-works-thumbnail', 66, 66, true );
// Image sizes used for grid layouts.
add_image_size( '200', 200, '', false );
add_image_size( '400', 400, '', false );
add_image_size( '600', 600, '', false );
add_image_size( '800', 800, '', false );
add_image_size( '1200', 1200, '', false );
}
/**
* Register default functions when corresponding plugins are not activated.
*
* @access public
* @since 4.0 in init class.
* @return bool
*/
public function register_third_party_plugin_functions() {
if ( ! function_exists( 'is_woocommerce' ) ) {
/**
* Dummy function to avoid PHP Fatal Errors.
*
* @return false
*/
function is_woocommerce() {
return false;
}
}
if ( ! function_exists( 'is_bbpress' ) ) {
/**
* Dummy function to avoid PHP Fatal Errors.
*
* @return false
*/
function is_bbpress() {
return false;
}
}
if ( ! function_exists( 'bbp_is_forum_archive' ) ) {
/**
* Dummy function to avoid PHP Fatal Errors.
*
* @return false
*/
function bbp_is_forum_archive() {
return false;
}
}
if ( ! function_exists( 'bbp_is_topic_archive' ) ) {
/**
* Dummy function to avoid PHP Fatal Errors.
*
* @return false
*/
function bbp_is_topic_archive() {
return false;
}
}
if ( ! function_exists( 'bbp_is_user_home' ) ) {
/**
* Dummy function to avoid PHP Fatal Errors.
*
* @return false
*/
function bbp_is_user_home() {
return false;
}
}
if ( ! function_exists( 'bbp_is_search' ) ) {
/**
* Dummy function to avoid PHP Fatal Errors.
*
* @return false
*/
function bbp_is_search() {
return false;
}
}
if ( ! function_exists( 'is_buddypress' ) ) {
/**
* Dummy function to avoid PHP Fatal Errors.
*
* @return false
*/
function is_buddypress() {
return false;
}
}
if ( ! function_exists( 'tribe_is_event' ) ) {
/**
* Dummy function to avoid PHP Fatal Errors.
*
* @return false
*/
function tribe_is_event() {
return false;
}
}
}
/**
* Register navigation menus.
*
* @access public
*/
public function register_nav_menus() {
register_nav_menu( 'main_navigation', 'Main Navigation' );
register_nav_menu( 'top_navigation', 'Top Navigation' );
register_nav_menu( '404_pages', '404 Useful Pages' );
register_nav_menu( 'sticky_navigation', 'Sticky Header Navigation' );
}
/**
* Theme activation actions.
*
* @access public
*/
public function theme_activation() {
global $pagenow;
if ( is_admin() && 'themes.php' == $pagenow && isset( $_GET['activated'] ) ) {
update_option( 'shop_catalog_image_size', array( 'width' => 500, 'height' => '', 0 ) );
update_option( 'shop_single_image_size', array( 'width' => 500, 'height' => '', 0 ) );
update_option( 'shop_thumbnail_image_size', array( 'width' => 120, 'height' => '', 0 ) );
}
}
/*
// WIP
public function migrate_term_data() {
$version = get_bloginfo( 'version' );
$function_test = function_exists( 'add_term_meta' );
if ( version_compare( $version, '4.4', '>=' ) && ! $function_test ) {}
}
*/
/**
* Get the main menu arguments.
*
* @access public
* @param array $args The arguments.
* @return array The arguments modified.
*/
public function main_menu_args( $args ) {
global $post;
$c_page_id = Avada()->get_page_id();
if ( '' !== get_post_meta( $c_page_id, 'pyre_displayed_menu', true ) &&
'default' !== get_post_meta( $c_page_id, 'pyre_displayed_menu', true ) &&
( 'main_navigation' === $args['theme_location'] || 'sticky_navigation' === $args['theme_location'] )
) {
$menu = get_post_meta( $c_page_id, 'pyre_displayed_menu', true );
$args['menu'] = $menu;
}
return $args;
}
/**
* Inject some HTML to fix a youtube flash bug.
*
* @access public
*/
public function youtube_flash_fix() {
echo '<div class="fusion-youtube-flash-fix">­<style type="text/css"> iframe { visibility: hidden; opacity: 0; } </style></div>';
}
/**
* Register widgets.
*
* @access public
*/
public function widget_init() {
register_widget( 'Fusion_Widget_Ad_125_125' );
register_widget( 'Fusion_Widget_Contact_Info' );
register_widget( 'Fusion_Widget_Tabs' );
register_widget( 'Fusion_Widget_Recent_Works' );
register_widget( 'Fusion_Widget_Tweets' );
register_widget( 'Fusion_Widget_Flickr' );
register_widget( 'Fusion_Widget_Social_Links' );
register_widget( 'Fusion_Widget_Facebook_Page' );
register_widget( 'Fusion_Widget_Menu' );
}
/**
* Removes the post format from links.
*
* @access public
* @param string $url The URL to process.
* @return string The URL with post_format stripped.
*/
public function remove_post_format_from_link( $url ) {
$url = remove_query_arg( 'post_format', $url );
return $url;
}
/**
* Modify menu items classes.
*
* @access public
* @param mixed $menu_items The menu items.
* @return mixed
*/
public function set_correct_class_for_menu_items( $menu_items ) {
global $wp_query, $wp_rewrite;
$url = get_home_url();
$url = str_replace( 'http://', '', $url );
$url = str_replace( 'https://', '', $url );
foreach ( (array) $menu_items as $key => $menu_item ) {
// Make sure we are in a custom menu item with a url placeholder.
if ( 'custom' == $menu_item->object && false !== strpos( $menu_item->url, 'fusion_home_url' ) ) {
// Replace the fusion_home_url placeholder with the home url.
$menu_item->url = str_replace( 'fusion_home_url', $url, $menu_item->url );
$_root_relative_current = untrailingslashit( $_SERVER['REQUEST_URI'] );
$current_url = set_url_scheme( 'http://' . $_SERVER['HTTP_HOST'] . $_root_relative_current );
$raw_item_url = strpos( $menu_item->url, '#' ) ? substr( $menu_item->url, 0, strpos( $menu_item->url, '#' ) ) : $menu_item->url;
$item_url = set_url_scheme( untrailingslashit( $raw_item_url ) );
$_indexless_current = untrailingslashit( preg_replace( '/' . preg_quote( $wp_rewrite->index, '/' ) . '$/', '', $current_url ) );
if ( $raw_item_url && in_array( $item_url, array( $current_url, $_indexless_current, $_root_relative_current ) ) ) {
$menu_items[ $key ]->classes[] = 'current-menu-item';
$menu_items[ $key ]->current = true;
} elseif ( home_url() == $item_url && is_front_page() ) {
$menu_items[ $key ]->classes[] = 'current-menu-item';
}
}
}
return $menu_items;
}
/**
* Removes font-sizes from the tagclouds.
*
* @param string $tagcloud The markup of tagclouds.
* @return string
*/
public function remove_font_size_from_tagcloud( $tagcloud ) {
return preg_replace( '/ style=(["\'])[^\1]*?\1/i', '', $tagcloud, -1 );
}
/**
* Modifies user contact methods and adds some more social networks.
*
* @param array $profile_fields The profile fields.
* @return array The profile fields with additional contact methods.
*/
public function modify_contact_methods( $profile_fields ) {
// Add new fields.
$profile_fields['author_email'] = 'Email (Author Page)';
$profile_fields['author_facebook'] = 'Facebook (Author Page)';
$profile_fields['author_twitter'] = 'Twitter (Author Page)';
$profile_fields['author_linkedin'] = 'LinkedIn (Author Page)';
$profile_fields['author_dribble'] = 'Dribble (Author Page)';
$profile_fields['author_gplus'] = 'Google+ (Author Page)';
$profile_fields['author_custom'] = 'Custom Message (Author Page)';
return $profile_fields;
}
/**
* Removes the BuddyPress redirection actions.
*
* @access public
*/
public function remove_buddypress_redirection() {
remove_action( 'bp_init', 'bp_core_wpsignup_redirect' );
remove_action( 'bp_screens', 'bp_core_screen_signup' );
}
/**
* Modifies the search filter.
*
* @param object $query The search query.
* @return object $query The modified search query.
*/
function modify_search_filter( $query ) {
if ( is_search() && $query->is_search ) {
if ( isset( $_GET ) && ( 2 < count( $_GET ) || ( 2 == count( $_GET ) && ! isset( $_GET['lang'] ) ) ) ) {
return $query;
}
$search_content = Avada()->settings->get( 'search_content' );
if ( 'all_post_types_no_pages' == $search_content ) {
$query->set( 'post_type', array( 'post', 'avada_portfolio', 'product', 'tribe_events' ) );
} elseif ( 'Only Posts' == $search_content ) {
$query->set( 'post_type', 'post' );
} elseif ( 'portfolio_items' == $search_content ) {
$query->set( 'post_type', 'avada_portfolio' );
} elseif ( 'Only Pages' == $search_content ) {
$query->set( 'post_type', 'page' );
} elseif ( 'woocommerce_products' == $search_content ) {
$query->set( 'post_type', 'product' );
} elseif ( 'tribe_events' == $search_content ) {
$query->set( 'post_type', 'tribe_events' );
}
}
return $query;
}
}
/* Omit closing PHP tag to avoid "Headers already sent" issues. */