<?
//REMOVE ADMIN BAR
show_admin_bar( false );


//DEFINE WOEDPRESS URL:s
define( 'HOME_URI', home_url() );
define( 'THEME_URI', get_stylesheet_directory_uri() );

//THEME
define( 'THEME_IMAGES', THEME_URI . '/assets/theme/images' );
define( 'THEME_CSS', THEME_URI . '/assets/theme/css' );
define( 'THEME_JS', THEME_URI . '/assets/theme/js' );
define( 'THEME_ASSETS', THEME_URI . '/assets' );

//DASHBOARD
define( 'DASHBOARD_IMAGES', THEME_URI . '/assets/dashboard/images' );
define( 'DASHBOARD_CSS', THEME_URI . '/assets/dashboard/css' );
define( 'DASHBOARD_JS', THEME_URI . '/assets/dashboard/js' );


//REMOVE THE WORDPRESS GENERATOR META TAG (WORDPRESS VERSION)
remove_action( 'wp_head', 'wp_generator' );


//REMOVE THE "UPGRADE WORDPRESS" NOTIFICATION FROM CLIENT
function hide_update_notice_to_all_but_admin_users()
{
    if ( !current_user_can('update_core') ) {
        remove_action( 'admin_notices', 'update_nag', 3 );
    }
}
add_action( 'admin_head', 'hide_update_notice_to_all_but_admin_users', 1 );


//INIT CUSTOM WYSIWYG "Formats" SECTION
if( defaults_settings( "wysiwyg" ) === true ){
	function wpb_mce_buttons_3( $buttons ) {
	    array_unshift( $buttons, 'styleselect' );
	    return $buttons;
	}
	add_filter('mce_buttons_3', 'wpb_mce_buttons_3');
}<?
//CCHEK USERS BROWSER
function test_browser(){
	$firefox 	= ( preg_match('/Firefox/i',$_SERVER['HTTP_USER_AGENT']) ) ? true : false;
	$safari 	= ( preg_match('/Safari/i',$_SERVER['HTTP_USER_AGENT']) ) ? true : false;
	$chrome 	= ( preg_match('/Chrome/i',$_SERVER['HTTP_USER_AGENT']) ) ? true : false;

	$IE6	 = ( preg_match('/(?i)msie 6/',$_SERVER['HTTP_USER_AGENT']) ) ? true : false;
	$IE7	 = ( preg_match('/(?i)msie 7/',$_SERVER['HTTP_USER_AGENT']) ) ? true : false;
	$IE8	 = ( preg_match('/(?i)msie 8/',$_SERVER['HTTP_USER_AGENT']) ) ? true : false;
	$IE9	 = ( preg_match('/(?i)msie 9/',$_SERVER['HTTP_USER_AGENT']) ) ? true : false;
	$IE10	 = ( preg_match('/(?i)msie 10/',$_SERVER['HTTP_USER_AGENT']) ) ? true : false;
	$IE11	 = ( preg_match('/(?i)msie 11/',$_SERVER['HTTP_USER_AGENT']) ) ? true : false;
	$IE12	 = ( preg_match('/(?i)msie 12/',$_SERVER['HTTP_USER_AGENT']) ) ? true : false;

	$browsers = array( 'firefox' => $firefox, 'safari' => $safari, 'chrome' => $chrome, 'IE6' => $IE6, 'IE7' => $IE7, 'IE8' => $IE8, 'IE9' => $IE9, 'IE10' => $IE10, 'IE11' => $IE11, 'IE12' => $IE12 );
	$browsersResult = array();

	foreach ( $browsers as $key => $value ) {
		if( $value === false OR $value === null ){
			continue;
		}
		$browsersResult[$key] = [$value];
	}
	return $browsersResult;
}


//IF FIREFOX VERSION IS LOWER THAN 36
$firefox_versio_ok = ( $firefox AND $browser_ver['version'] <= 35 ) ? true : false;


//CHECK TAHT BROWSER DETECT FILES ARE LOADED
if( !class_exists('Mobile_Detect') ) {
    require __DIR__ . '/../autoload/Mobile_Detect.php';
}
if( !class_exists('Browser') ) {
    require __DIR__ . '/../autoload/Browser_Detect.php';
}

//https://github.com/cbschuld/Browser.php
//INSANTIATE MOBILE DETECTION (http://mobiledetect.net/
<?
//ADD'S SUPPORT FOR TITLE TAG
function theme_slug_setup() {
   add_theme_support( 'title-tag' );
}
add_action( 'after_setup_theme', 'theme_slug_setup' );


//REMOVE & ADD CLASSES TO BODY
function add_and_remove_classes_from_body( $classes ){
	$remove 	= array( 'page', 'home' );
    $add 		= array();

    $classes 	= array_diff( $classes, $remove );
    $classes 	= array_merge( $classes, $add );

    return $classes;
}
add_filter( 'body_class', 'add_and_remove_classes_from_body' );<?
//REGISTERS NEW MENU LOCATIONS FUNCTION
function register_menus( $menu ){
	$menus = array();

	foreach ( $menu as $value ) {
		if( !empty($value) ){
			$menuSluq = iconv( 'UTF-8','ASCII//TRANSLIT', $value );
			$menuSluq = str_replace( ' ', '-', $menuSluq );
			$menuSluq = strtolower( $menuSluq );

			$menus[$menuSluq] = $value;
		}else { continue; }
	}

	$menus = array_unique(array_filter( $menus ));
	register_nav_menus( $menus );
}


//WORDPRESS REMOVE DRAFT PAGES FROM NAVIGATION
function exclude_draft_nav_items( $items, $menu, $args ){
    global $wpdb;
    //ADD YOUR CUSTOM POSTTYPES TO THIS ARRAY
    $allowed_posttypes = custom_post_types_generalization()['allPosttypes'];
    $sql = "SELECT ID FROM {$wpdb->prefix}posts WHERE (post_status='draft' OR post_status='pending') AND ID=%d && post_type=%s";
    foreach ( $items as $k => $item )
    {
        if( in_array($item->object, $allowed_posttypes) )
        {
            $query = $wpdb->prepare( $sql, $item->object_id, $item->object );
            $result = $wpdb->get_var( $query );

            if( $result ) unset( $items[$k] );
        }
    }
    return $items;
}
add_filter( 'wp_get_nav_menu_items', 'exclude_draft_nav_items', 10, 3 );


//ADD CUSTOM CLASSES TO MENU ITEMS
function nav_menu_item_parent_classing( $classes, $item ){
    global $wpdb;

    if( in_array('current-menu-item', $item->classes) ){
    	array_push( $classes, "active" );
    }
    // if($item->title == "Etusivu"){
    // 	array_push( $classes, "Etusivu22" );
    // }

    return $classes;
}
add_filter( "nav_menu_css_class", "nav_menu_item_parent_classing", 10, 2 );<?
function show_posts_nav() {
    global $wp_query;
    return ($wp_query->max_num_pages > 1);
}<?<?
//COUNT LOGIN BACKGROUND IMAGES
function countFiles() {
    $files = glob(__DIR__.'/../../assets/login/images/body-bg-*.jpg');
    if ( $files !== false ){
        $filecount = count( $files );
        return  $filecount;
    }else{
        return 1;
    }
}
add_action( 'login_head', 'countFiles', 10, 2 );


//CHECK LOGO FILE FORMAT
function check_logo_file_type(){
    $files = __DIR__.'/../../assets/login/images/logo.';
    if( file_exists($files."svg") ){
        return "svg";
    }elseif( file_exists($files."png") ){
        return "png";
    }elseif( file_exists($files."jpg") ){
        return "jpg";
    }
}


//LOAD CUSTOM CSS AND JAVASCRIPT FILE TO LOGIN PAGE
function themeslug_enqueue_style() {
    wp_enqueue_style( 'logInStyle', get_template_directory_uri() . '/beeworks/login/custom-login-styles.css', false ); 
}


function themeslug_enqueue_script() {
    wp_enqueue_script( 'jqueryLogIn', 'https://ajax.googleapis.com/ajax/libs/jquery/3.1.0/jquery.min.js', false );
    wp_enqueue_script( 'logInScript', get_template_directory_uri() . '/beeworks/login/js/custom-login.js', false );

    wp_localize_script( 'logInScript', 'customLoginVariables', array(
        'themeDIR' => get_template_directory_uri(),
        'siteURL' => home_url(),
        'loginBackgroundImagesCount' => countFiles(),
        'logoFormat' => check_logo_file_type(),
    ));
}
add_action( 'login_enqueue_scripts', 'themeslug_enqueue_style', 10 );
add_action( 'login_enqueue_scripts', 'themeslug_enqueue_script', 1 );


//REMOVE WRONG WP LOGIN SHAKE EFFECT
function my_login_head() {
    remove_action( 'login_head', 'wp_shake_js', 12 );
}
add_action( 'login_head', 'my_login_head' );


// First, create a function that includes the path to your favicon
function add_favicon_to_admin() {
    $favicon_url = get_stylesheet_directory_uri() . '/favicon.ico';
    echo '<link href="'.$favicon_url.'" rel="shortcut icon" type="image/x-icon"/>';
}
add_action('login_head', 'add_favicon_to_admin');
add_action('admin_head', 'add_favicon_to_admin');<?
//ADD EXERPT SUPPORT FOR WORDPRESS PAGES
function my_add_excerpts_to_pages() {
     add_post_type_support( 'page', 'excerpt' );
}
add_action( 'init', 'my_add_excerpts_to_pages' );<?

//LIMIT THE_CONTENT AND STRIP ALL TAGS EXAMPLE: limit_the_content('600', '...', false);
function limit_the_content( $lenght = false, $append = '...', $tags = false ) {
    if( $lenght === false ){ $lenght = defaults_settings('content'); }
    $content = get_the_content( $before = '', $after = '', FALSE );
    if( $tags === false ){ $content = strip_tags( $content );  $content = strip_shortcodes( $content ); }
    if ( strlen($content) > $lenght AND strpos( $content, ' ', $lenght ) !== false ) {
        echo rtrim( substr( $content, 0, strpos( $content, ' ', $lenght ) )) . $append;
        } else {
            echo $content;
    }
}


//LIMIT THE_TITLE AND STRIP ALL TAGS EXAMPLE: limit_the_title('40', '...');
function limit_the_title( $lenght = false, $append = '...', $tags = false ) {
    if($lenght === false){ $lenght = defaults_settings('title'); }
    $title = get_the_title( $before = '', $after = '', FALSE );
    if( $tags === false ){ $title = strip_tags( $title ); $content = strip_shortcodes( $content ); }
    if ( strlen($title) > $lenght AND strpos( $title, ' ', $lenght ) !== false ) {
        echo rtrim(substr( $title, 0, $lenght )) . $append;
    } else {
        echo $title;
    }
}


//LIMIT THE_EXCERPT AND STRIP ALL TAGS EXAMPLE: limit_the_excerp('600', '...', false);
function limit_the_excerpt( $lenght = false, $append = '...', $tags = false ) {
    if( $lenght === false ){ $lenght = defaults_settings( 'excerpt' ); }
    $excerpt = get_the_excerpt( $before = '', $after = '', FALSE );
    if( $tags === false ){ $excerpt = strip_tags( $excerpt );  $excerpt = strip_shortcodes( $excerpt ); }
    if ( strlen( $excerpt ) > $lenght AND strpos( $excerpt, ' ', $lenght ) !== false ) {
        echo rtrim( substr( $excerpt, 0, strpos( $excerpt, ' ', $lenght ) )) . $append;
    } else {
        echo $excerpt;
    }
}


//WRAP IFRAME IN: .iframe-container
function custom_oembed_filter( $html, $url, $attr, $post_ID ) {
    $return = '<div class="iframe-container iframe-' . $post_ID .'">' . $html . '</div>';
    return $return;
}
add_filter( 'embed_oembed_html', 'custom_oembed_filter', 10, 4 ) ;


//REMOVE AUTOTAGS ("p") FROM EXCERPT
remove_filter( 'the_excerpt', 'wpautop' );


//INCLUDE CUSTOM POST TYPE IN MAIN QUERY
function add_custom_post_type_to_query( $query ) {
    if ( $query->is_archive() && $query->is_main_query() AND !is_admin() ) {
        $psotTypes = array( 'post' );
        $psotTypesLoad = custom_post_types_generalization()['customPosttypes'];
        $mergePostTypes = array_merge( $psotTypes, $psotTypesLoad );
        $query->set( 'post_type', $mergePostTypes );
    }
}
add_action( 'pre_get_posts', 'add_custom_post_type_to_query' );


//HUMAN READABLE DATES
function human_readable_dates( $postDate = null ){
    //SET CORRECT TIMEZONE
    date_default_timezone_set('Europe/Helsinki');
    //IF POST HAS NO DATE
    if( $postDate === null ){ return " "; }
    //VARIABLES
    $postDate = (string) $postDate; //09-09-2016 07:19:54
    //DATETIME INSTANES
    $currentDate = new DateTime;
    $date = new DateTime($postDate);
    //DATETIME DIFFERENCE
    $difference = $currentDate->diff($date);
    $unit = 'Second';
    $count = $difference->s;
    //SWITCH CASEs
    switch(true){
        case $difference->y > 0:
            $unit = 'year';
            $count = $difference->y;
            break;
        case $difference->m > 0:
            $unit = 'month';
            $count = $difference->m;
            break;
        case $difference->d > 0:
            $unit = 'day';
            $count = $difference->d;
            break;
        case $difference->h > 0:
            $unit = 'hour';
            $count = $difference->h;
            break;
        case $difference->i > 0:
            $unit = 'minute';
            $count = $difference->i;
            break;
    }
    if($count === 0){$count = 1;}
    if($count !== 1){$unit .= 's';}
    $inversion = ($difference->invert === 0) ? 'from now' : 'ago';
    //RETURN VALUE
    return "{$count} {$unit} {$inversion}";
}


//DETERMINATE READING TIME OF POST
function reading_time( $characterCount = null ){

    $characterCount = strlen(wp_strip_all_tags(strip_shortcodes($characterCount)));

    if($characterCount <= 500){
        $time = "< 1";
    }elseif ($characterCount <= 1500){
        $time = "3";
    }elseif ($characterCount <= 3000){
        $time = "5";
    }elseif ($characterCount <= 7000){
        $time = "7";
    }elseif ($characterCount <= 10000){
        $time = "10";
    }elseif ($characterCount <= 16000){
        $time = "15";
    }elseif ($characterCount <= 25000){
        $time = "20";
    }elseif ($characterCount >= 25000){
        $time = "20+";
    }
    return $time;
}


//POST VIEW COUNTER
$user = wp_get_current_user();
$allowed_roles = array( 'editor', 'administrator', 'author', 'one_quart_admin', 'one_quart_editor' );
if( defaults_settings('post_views') === true AND !array_intersect( $allowed_roles, $user->roles ) ) {
    function bees_post_views( $postID ){
        if( is_single() AND !empty( $GLOBALS['post'] ) ) {
            if ( $GLOBALS['post']->ID == get_the_ID() ) {

                $postID     = get_the_ID();
                $metaKey    = 'bees_post_views';
                $views      = get_post_meta( $postID, $metaKey, true );

                $count = ( empty($views) ? 1 : $views );
                $count++;

                update_post_meta( $postID, $metaKey, $count );
            }
        }else{ return; }
    }
    remove_filter( 'wp_head', 'adjacent_posts_rel_link_wp_head', 10, 0 );
    add_action( 'wp_head', 'bees_post_views' );
}


//GET POSTS ALL IMAGE ATTACHMENTS
function get_post_attachments( $id ){
    $images = get_children( array( 
        'post_parent' => $id, 
        'post_type' => 'attachment', 
        'post_mime_type' => 'image', 
        'orderby' => 'menu_order', 
        'order' => 'ASC', 
    ));
    //$images = get_attached_media( 'image', $id );
    return $images;
}<?
//ADD FEATURED IMAGE SUPPORT FOR ALL POSTTYPES
if ( function_exists( 'add_theme_support' ) ) {
add_theme_support( 'post-thumbnails', custom_post_types_generalization()['allPosttypes'] );
}


//CHANGE WORDPRESS IMAGE QUALITY
function default_jpeg_quality( $quality ) {
   return $quality;
}
add_filter( 'jpeg_quality', 'default_jpeg_quality' );


//ALLOW SVG IMAGES TO BE UPLOADED
function cc_mime_types( $mimes ) {
  $mimes['svg'] = 'image/svg+xml';
  return $mimes;
}
add_filter( 'upload_mimes', 'cc_mime_types' );


//REMOVES <p> FROM IMAGES, OBJECS AND iFRAMES
function filter_ptags_on_images( $content ) {
    $content = preg_replace('/<p>\s*(<a .*>)?\s*(<img .* \/>)\s*(<\/a>)?\s*<\/p>/iU', '\1\2\3', $content);
    $content = preg_replace('/<p>\s*(<object.*>*.<\/object>)\s*<\/p>/iU', '\1', $content);
    return preg_replace('/<p>\s*(<iframe .*>*.<\/iframe>)\s*<\/p>/iU', '\1', $content);
}
add_filter( 'the_content', 'filter_ptags_on_images' );


//REMOVE DEFAULT CAPTIONS & ADD CUSTOM ONE
function wpse_74735_replace_wp_caption_shortcode() {
    remove_shortcode( 'caption', 'img_caption_shortcode' );
    remove_shortcode( 'wp_caption', 'img_caption_shortcode' );
    add_shortcode( 'caption', 'wpse_74735_caption_shortcode' );
    add_shortcode( 'wp_caption', 'wpse_74735_caption_shortcode' );
}
function wpse_74735_caption_shortcode( $attr, $content = NULL ){
    $caption = img_caption_shortcode( $attr, $content );
    $caption = str_replace( 'class="wp-caption', 'class="wp-caption caption-wrapper', $caption );
    return $caption;
}
add_action( 'after_setup_theme', 'wpse_74735_replace_wp_caption_shortcode' );


//CHECK IF THUMBNAIL
function is_thumbnail( $array ){
  if( empty( $array ) OR !has_post_thumbnail() ){ return false; }

  if( empty( $array['size']           ) ){ $array['size']         = 'medium'; }
  if( empty( $array['width']          ) ){ $array['width']        = 1; }
  if( empty( $array['height']         ) ){ $array['height']       = 1; }
  if( empty( $array['mime']           ) ){ $array['mime']         = false; }
  if( empty( $array['size_limit']     ) ){ $array['size_limit']   = 4; }

  $thumbnail_id         = get_post_thumbnail_id( $post_id );
  $get_thumbnail_meta   = wp_get_attachment_metadata( $thumbnail_id );
  $size_limit           = intval( $array['size_limit'] * pow(1024,2) );
  $thumbnail_file_size  = intval( filesize(get_attached_file( $thumbnail_id )) );  
  $image_info           = array();

  if( empty( $get_thumbnail_meta ) ){ return false; }

  foreach( $get_thumbnail_meta as $key => $value ) {
    if ( is_array( $value ) ) {
      foreach ($value as $key2 => $value2 ) {
        if( $key2 == $array['size']){
          $size_found = true;
          $image_info[] = $value2;
        }
      }
    }
  }
  
  if( $thumbnail_file_size > $size_limit ) { return false; }

  if( empty( $image_info ) ){ 
    $image_info[]['width']  = $get_thumbnail_meta['width']; 
    $image_info[]['height'] = $get_thumbnail_meta['height']; 
    $image_info[]['mime']   = $get_thumbnail_meta['mime'];
    $size_found = true;
  }

  if( empty( $image_info ) ){ return false; }

  if( $size_found === false OR $size_found == null ){ return false; }
  $image_info = call_user_func_array('array_merge', $image_info);

  if( !$array['mime'] == false ){
    if( preg_match('/'.$array['mime'].'/', $image_info['mime-type']) ){
      return true;
    }else{ return false; }
  }

  if( $image_info['width'] >= $array['width'] AND $image_info['height'] >= $array['height'] ){
    return true;
  }else{
    return false;
  }

}


//ADD URL FIELD TO IMAGES & ATTACHMENTS FILES
if( defaults_settings( 'attachment_url' ) === true ){
  function bee_url_to_attachments( $fields, $post ){
    $meta = get_post_meta( $post->ID, 'bee_attachment_url', true );
    $fields['bee_attachment_url'] = array(
      'label' =>  __( 'Url', 'text-domain' ),
      'input' => 'text',
      'value' => $meta,
      'helps' => __('Url needs: http://'),
      'show_in_edit' => true,
    );
    return $fields; 
  }
  add_filter( 'attachment_fields_to_edit', 'bee_url_to_attachments', 10, 2 );

  //UPDATE CUSTOM ATTACHMENTS FIELD OVER MEDIA OVERLAY (AJAX)
  function bee_url_to_attachments_ajax() {
    $post_id = $_POST['id'];
    $meta = $_POST['attachments'][ $post_id ]['bee_attachment_url'];
    update_post_meta( $post_id , 'bee_attachment_url', $meta );

    clean_post_cache( $post_id );
  }
  add_action( 'wp_ajax_save-attachment-compat', 'bee_url_to_attachments_ajax', 10, 2 );

  //UPDATE CUSTOM ATTACHMENTS FIELD FROM MEDIA PAGE
  function bee_url_to_attachments_update( $attachment_id ) {
     if ( isset($_REQUEST['attachments'][$attachment_id]['bee_attachment_url']) ) {
        $bee_attachment_url = $_REQUEST['attachments'][$attachment_id]['bee_attachment_url'];
        update_post_meta( $attachment_id, 'bee_attachment_url', $bee_attachment_url );
      }
      return;
  }
  add_action( 'edit_attachment', 'bee_url_to_attachments_update', 10, 2 );

//USAGE
//REGULAR USAGE
//echo get_post_meta($post->ID, 'be_photographer_url', true);
//echo get_post_meta('image ID', 'be_photographer_url', true); 

//FEATURED IAMGE USAGE
//echo get_post_meta(get_post_thumbnail_id(), 'be_photographer_url', true);
}


<?
//WIDGETS | https://codex.wordpress.org/Function_Reference/register_sidebar
function create_widget( $name, $id, $class, $description ) {
    $args = array(
        'name'          => __( $name ),
        'id'            => $id,
        'class'         => $class,
        'description'   => $description,
        'before_widget' => '',
        'after_widget'  => '',
        'before_title'  => '',
        'after_title'   => ''
    );
    register_sidebar( $args );
}<?
//POLYLANG - https://polylang.wordpress.com/documentation/documentation-for-developers/functions-reference/
function my_pll_get_post_types( $types ) {
    return array_merge( $types, custom_post_types_generalization()['allPosttypes'] );
}
add_filter( 'pll_get_post_types', 'my_pll_get_post_types' );


//GET POLYLANG LANGUAGE OPTIONS
function polylang_language_info(){
	$translations = pll_the_languages(array('raw'=>1));
	$translations = array_filter($translations);
	$currentLanguage = array( 'current_language' => pll_current_language() );
	$result = array();

	foreach ($translations as $key => $value) {
		foreach ($value as $key2 => $item) {
			if(is_array($item)){continue;}
			if(empty($value)){continue;}
			$result[$key][$key2] = $item;
		}		
	}

	$result = array_merge( $result, $currentLanguage );

	return $result;
}<?
//http://www.developerdrive.com/2016/09/how-to-incorporate-co-authors-plus-into-your-wordpress-theme/
//https://vip.wordpress.com/documentation/incorporate-co-authors-plus-template-tags-into-your-theme/

//$authorID = get_the_author_meta( 'ID' );
//$coAuthorID = get_coauthors()[0]->ID
//( !empty($coAuthorID) ) ? $authorID = $coAuthorID : $authorID = $authorID;
//$the_author = get_authors( $authorID );
function get_authors($id = null, $key_names = false){
	//IF ID VARIABLE IS EMPTY RETURN FALSE
	if( $id == null ){ return false; }
	//RELPACE CHARACTERS WHIT A SPACE
	$id = preg_replace( '/\D/', " ", $id );
	$ids = array();
	$authors = array();

	//TRY TO PARSE A UNEXPECTED USER VALUE. REGULAR USAGE: USER PROVIDES ARRAY WITH INTEGERS NUMBEDRS IN IT.
	if( !is_array( $id ) ){
		if( strpos($id, " ") !== false ){
		   $id = explode( " ", $id );
		}
		elseif( strpos($id, ",") !== false ){
		   $id = explode( ",", $id );
		}elseif( ctype_digit($id) ){
			$id = explode( " ", $id );
		}else{
			trigger_error("function: get_authors expecting an array with integers, string given.", E_USER_WARNING); return false;
		}
	}


	//CONVERT GIVEN IDs TO INTEGERS & REMOVE EMPTY ONES.
	foreach ( $id as $value ) {
		$ids[] = (int)$value;
	}
	array_filter($ids);


	//CREATE AUTHOR ARRAY.
	$i = 0;
	foreach ($ids as $value) {
		$author_data_temp = get_userdata( $value );
		$author_meta_temp = get_the_author_meta('user_nicename', $value);
		if ( class_exists('CoAuthors_Plus') ) {
			$co_author_meta_temp = get_coauthors( $value );
		}

		//IF CURRENT AUTHOR ID IS DEFAULT USER.
		if( !empty($author_meta_temp) ){
			if( $key_names === true ){ $array_keys = $author_meta_temp; }else{ $array_keys = $i; }
			$authors[$array_keys] = [
				'user_login' 			=>	get_the_author_meta( 'user_login', $value ),
				'user_pass' 			=>	get_the_author_meta( 'user_pass', $value ),
				'user_nicename' 		=>	get_the_author_meta( 'user_nicename', $value ),
				'user_email' 			=>	get_the_author_meta( 'user_email', $value ),
				'user_url' 				=>	get_the_author_meta( 'user_url', $value ),
				'user_registered' 		=>	get_the_author_meta( 'user_registered', $value ),
				'user_activation_key'	=>	get_the_author_meta( 'user_activation_key', $value ),
				'user_status'			=>	get_the_author_meta( 'user_status', $value ),
				'display_name'			=>	get_the_author_meta( 'display_name', $value ),
				'nickname'				=>	get_the_author_meta( 'nickname', $value ),
				'first_name'			=>	get_the_author_meta( 'first_name', $value ),
				'last_name'				=>	get_the_author_meta( 'last_name', $value ),
				'description'			=>	get_the_author_meta( 'description', $value ),
				'jabber'				=>	get_the_author_meta( 'jabber', $value ),
				'aim'					=>	get_the_author_meta( 'aim', $value ),
				'yim'					=>	get_the_author_meta( 'yim', $value ),
				'user_level'			=>	get_the_author_meta( 'user_level', $value ),
				'user_firstname'		=>	get_the_author_meta( 'user_firstname', $value ),
				'user_lastname'			=>	get_the_author_meta( 'user_lastname', $value ),
				'user_description'		=>	get_the_author_meta( 'user_description', $value ),
				'rich_editing'			=>	get_the_author_meta( 'rich_editing', $value ),
				'comment_shortcuts'		=>	get_the_author_meta( 'comment_shortcuts', $value ),
				'admin_color'			=>	get_the_author_meta( 'admin_color', $value ),
				'plugins_per_page'		=>	get_the_author_meta( 'plugins_per_page', $value ),
				'plugins_last_view'		=>	get_the_author_meta( 'plugins_last_view', $value ),
				'ID'					=>	get_the_author_meta( 'ID', $value ),
				'primary_role_acf' 		=> 	get_the_author_meta( 'primary_role_acf', $value ),
				'acf_biography' 		=> 	get_the_author_meta( 'acf_biography', $value ),
				'profile_picture' 		=> 	get_the_author_meta( 'profile_picture', $value ),
			];
		}
		//IF CURRENT AUTHOR ID IS CO-AUTHOR PLUG-IN USER.
		elseif( !empty($co_author_meta_temp) AND class_exists('CoAuthors_Plus') ){
			$co_author_meta_temp = $co_author_meta_temp[0];
			if( $key_names === true ){ $array_keys = $co_author_meta_temp->user_login; }else{ $array_keys = $i; }
			$authors[$array_keys] = [
				'ID'					=>	$co_author_meta_temp->ID,
				'display_name'			=>	$co_author_meta_temp->display_name,
				'first_name'			=>	$co_author_meta_temp->first_name,
				'last_name'				=>	$co_author_meta_temp->last_name,
				'user_login' 			=>	$co_author_meta_temp->user_login,
				'user_email' 			=>	$co_author_meta_temp->user_email,
				'linked_account'		=>	$co_author_meta_temp->linked_account,
				'website'				=>	$co_author_meta_temp->website,
				'aim'					=>	$co_author_meta_temp->aim,
				'yahooim'				=>	$co_author_meta_temp->yahooim,
				'jabber'				=>	$co_author_meta_temp->jabber,
				'description'			=>	$co_author_meta_temp->description,
				'primary_role_acf' 		=> 	$co_author_meta_temp->primary_role_acf,
				'acf_biography' 		=> 	$co_author_meta_temp->acf_biography,
				'profile_picture' 		=> 	$co_author_meta_temp->profile_picture,
			];
		}else{
			trigger_error("Unexpected result, no authors were found.", E_USER_WARNING); return false;
		}
		$i++;
	}
	//REMOVE EMPTY ARRAY VALUES FROM ARRAY.
	$authors = array_map('array_filter', $authors);

	//FINAL CHECK BEFORE RETURNING ARRAY.
	if(empty($authors) OR $authors == ''){
		return false;
	}else{
		return $authors;
	}
}
<?
//ADD CUSTOM FIELD TO CO-AUTHOR PLUGIN
add_filter( 'coauthors_guest_author_fields', 'capx_filter_guest_author_fields', 10, 2 );
function capx_filter_guest_author_fields( $fields_to_return, $groups ) {
	if ( in_array( 'all', $groups ) || in_array( 'contact-info', $groups ) ) {
		$fields_to_return[] = array(
					'key'      => 'muotoilun_opinto',
					'label'    => 'Opintolinjat',
					'group'    => 'contact-info',
				);
	} 
	return $fields_to_return;
}


function postsperpage($limits) {
	if (is_search()) {
		global $wp_query;
		$wp_query->query_vars['posts_per_page'] = 10;
	}
	return $limits;
}
add_filter('post_limits', 'postsperpage');


//GET CORRECT WORK SAMPLES ON STUDIES PAGES
function get_correct_work_samples( $pageID ){
	
	global $post;
	$currentPageID = $post_slug = $pageID;
	$currentPageSlug = $post_slug = $post->post_name;

	switch ( $currentPageSlug ) {
		case 'teollinen-muotoilu' :
		case 'industrial-design' :
			$getCat = array('214', '224');
			$getTitle = pll__( 'muotoilun_work_samples' );
			break;
		case 'tekstiilisuunnittelu' :
		case 'textile-design' :
			$getCat = array('218', '220');
			$getTitle = pll__( 'tekstiilisuunnittelu_work_samples' );
			break;
		case 'sisustusarkkitehtuuri' :
		case 'interior-architecture' :
			$getCat = array('216', '222');
			$getTitle = pll__( 'sisustusarkkitehtuuri_work_samples' );
			break;
		case 'ylempi-amk' :
		case 'master-degree-studies-uas' :
			//$getCat = array('214', '224');
			$getTitle = pll__( 'ylempi-amk_work_samples' );
			break;
	}

	return array( 'cat' => $getCat, 'title' => $getTitle );
}


pll_register_string( 'No_content', 'Ei olemassa olevia julkaisuja.' );
pll_register_string( 'next_page', 'Seuraava sivu' );
pll_register_string( 'previous_page', 'Edellinen sivu' );
pll_register_string( 'read_more', 'Lue lisää' );
pll_register_string( 'read_more', 'Tutustu opintoon' );
pll_register_string( 'etusivulle', 'Etusivulle' ); 
pll_register_string( 'return', 'Palaa takaisin' );
pll_register_string( 'search_for_page', 'Etsi sivustolta' );
pll_register_string( 'navigation', 'Navigaatio' );
pll_register_string( 'close', 'Sulje' );
pll_register_string( 'results', 'Hakutulokset' );
pll_register_string( 'muotoilu_samples', 'muotoilun_work_samples' );
pll_register_string( 'tekstiilisuunnittelu_samples', 'tekstiilisuunnittelu_work_samples' );
pll_register_string( 'sisustusarkkitehtuuri_samples', 'sisustusarkkitehtuuri_work_samples' );
pll_register_string( 'ylempi-amk_samples', 'ylempi-amk_work_samples' );
pll_register_string( 'tutustu_hankkeeseen', 'Tutustu hankkeeseen' );
pll_register_string( 'tutustu_projektiin', 'Tutustu projektiin' );
pll_register_string( 'tutustu_julkaisuun', 'Tutustu julkaisuun' );
pll_register_string( 'jaa_sivu', 'Jaa sivu' );
<br />
<b>Notice</b>:  Function wp_enqueue_script was called <strong>incorrectly</strong>. Scripts and styles should not be registered or enqueued until the <code>wp_enqueue_scripts</code>, <code>admin_enqueue_scripts</code>, or <code>login_enqueue_scripts</code> hooks. This notice was triggered by the <code>theme_typekit</code> handle. Please see <a href="https://developer.wordpress.org/advanced-administration/debug/debug-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.3.0.) in <b>/var/www/muotoilu.metropolia.fi/public_html/wp-includes/functions.php</b> on line <b>6085</b><br />
<br />
<b>Fatal error</b>:  Uncaught Error: Call to undefined function register_menus() in /var/www/muotoilu.metropolia.fi/public_html/wp-content/themes/muotoilu/functions.php:136
Stack trace:
#0 /var/www/muotoilu.metropolia.fi/public_html/wp-settings.php(668): include()
#1 /var/www/muotoilu.metropolia.fi/public_html/wp-config.php(105): require_once('...')
#2 /var/www/muotoilu.metropolia.fi/public_html/wp-load.php(50): require_once('...')
#3 /var/www/muotoilu.metropolia.fi/public_html/wp-blog-header.php(13): require_once('...')
#4 /var/www/muotoilu.metropolia.fi/public_html/index.php(17): require('...')
#5 {main}
  thrown in <b>/var/www/muotoilu.metropolia.fi/public_html/wp-content/themes/muotoilu/functions.php</b> on line <b>136</b><br />