functions.php

<?php
if ( class_exists( 'Attachments' ) ){
require_once("lib/attecement.php");
}
function alphas_setup_theme(){
	load_theme_textdomain('alphas');
	add_theme_support('title-tag');
	add_theme_support('post-thumbnails');
  add_theme_support( 'html5', array( 'search-form' ) );
	$alpha_text_color_color =array(
		'header-text' =>true,
		'default-text-color' =>"#222"
	);
	add_theme_support('custom-header',$alpha_text_color_color);
	$alpha_logo_color=array(
		"width" => "100",
		"height" =>"100",
		"height" => 1200,
		"width"  =>600,
		"flex-height" => true,
		"flex-width"  => true
	);

	add_theme_support('post-formats',array(

    'gallery',
    'aside',
    'link',
    'image',
    'quote',
    'status',
    'video',
    'audio',
    'chat'
	));

	add_theme_support("custom-logo", $alpha_logo_color);
	register_nav_menu('header-menu',__('Top menu','alphas'));
	register_nav_menu('footer-menu',__('footer menu','alphas'));

 
}
add_action('after_setup_theme','alphas_setup_theme');
if(!function_exists("alpha_header_image_load")){

   function alpha_header_image_load(){
  if(is_front_page()){
    if(current_theme_supports("custom-header")){
      ?>
      <style> 
              .header{
                background-image: url(<?php echo header_image(); ?>);
              }
            .heading{
            color:#<?php echo get_header_textcolor(); ?>;
           }
           <?php 

           if(!display_header_text() ){
            echo "display:none";
           }
           ?>
       </style>
    <?php }
  }
}
add_action("wp_head","alpha_header_image_load",11);
}


function alphas_enqueue_scripts(){
	wp_enqueue_style('alphas-style',get_stylesheet_uri());
  wp_enqueue_style('alphas-css','//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css');
  wp_enqueue_style('feather-alphas','//cdn.rawgit.com/noelboss/featherlight/1.7.13/release/featherlight.min.css');
  wp_enqueue_style('dashicons');
  wp_enqueue_style('alpha-css', get_theme_file_uri("/assetes/alpha.css"));
  wp_enqueue_style('tiny-slider','//cdnjs.cloudflare.com/ajax/libs/tiny-slider/2.8.2/tiny-slider.css');
  // wp_enqueue_script('feather-light','//cdn.rawgit.com/noelboss/featherlight/1.7.13/release/featherlight.min.js', array('jquery'),'0.0.1',true);
  wp_enqueue_script('feather-light','//cdnjs.cloudflare.com/ajax/libs/tiny-slider/2.8.2/min/tiny-slider.js', null,'0.0.1',true);
   wp_enqueue_script('main-js', get_theme_file_uri("/assetes/js/main.js"), array("jquery"),"0.0.1", true);
  
}
add_action('wp_enqueue_scripts','alphas_enqueue_scripts');

function alpha_the_excerpt($excerpt){

  if(! post_password_required()){
  	return $excerpt;
  }else{
  	echo get_the_password_form();
  }
}

add_filter('the_excerpt','alpha_the_excerpt');

function alpha_title_change(){
	return "%s";
}

function add_siodebar_alpha(){
	register_sidebar(array(
   "name"  =>"sidebar first",
   "id"    => "sidebar-1",
    'before_widget' => '',
    'after_widget'  => '',
     'before_title'  => '',
     'after_title'   => '',
	));

}
add_action("widgets_init","add_siodebar_alpha");

add_filter("protected_title_format","alpha_title_change");

function alpha_menu_item($classes, $items){

	$classes[]="list-inline-item";

	return $classes; 

}
add_filter("nav_menu_css_class","alpha_menu_item",10,2);

function alpha_search_query_change($text){

 if(is_search()){
  $patterns = '/('.join('|', explode(' ', get_search_query())).')/i';
  $text = preg_replace($patterns, '<span class="high-light">\0</span>',$text );
 }
  return $text;

}

add_filter( "the_content", "alpha_search_query_change" );
add_filter( "the_excerpt", "alpha_search_query_change" );
add_filter( "the_title", "alpha_search_query_change" );

//add_filter( "wp_calculate_image_srcset", "image_resize" );