WordPress cheat sheet.

cheatsheet.php

<?php wp_head(); ?>      //Add end of header section.
<?php wp_footer(); ?>   //Add end of footer section.

// Include style and escript in wordpress
<?php 
if(! function_exists('hasan_theme_scripts')){
		add_action('wp_enqueue_scripts','hasan_theme_scripts');
		function hasan_theme_scripts(){
			wp_enqueue_style('bootstrap', get_template_directory_uri().'/css/bootstrap.min.css', array(),'1.0.0','all');
		
			wp_enqueue_script('jquery');
			wp_enqueue_script('swiper', get_template_directory_uri().'/js/swiper.min.js','jquery','1.0.0',false);
		}
	}
?>
<!--============= Register nav menu in wordpress ================  -->
<?php
  if(! function_exists('hasan_initilize')){
	add_action('after_setup_theme','hasan_initilize');
	function hasan_initilize(){
		register_nav_menus( array(
			'primary_menu' => __('Header Menu','hasan')
		));
	}
    //Add theme Support in wordpress
	add_theme_support('post-thumbnails');
}
<!--============= Show nav menu in wordpress ================  -->
?>
<?php
  if(has_nav_menu('theme_location')){
    wp_nav_menu(array(
      'theme_location' => 'primary_menu',
          'menu_class'	=> 'nav navbar-nav'
        ));			
  }else{
    echo '<a href="'.home_url().'/wp-admin/nav-menus.php" style="margin-top:20px; font-size:20px; color:red;" >Select Menu</a>';
  }

?>
<!--============= REGISTER POST TYPE  in wordpress ================  -->
<?php
  function hasan_custom_slider(){
    $args = array(
      'label' => __('Slider','hasan'),
      'menu_icon' => 'dashicons-welcome-view-site',
      'public' => true,
      'supports' => array('title','editor','thumbnail')
    );
    register_post_type('hasan_slider', $args);
  }

  add_action('init','hasan_custom_slider');

?>
<!--============= SHOW SLIDER IN WORDPRESS  ================  -->
			<?php 
					$query = new WP_Query(array(
						'post_type' => 'hasan_slider',
						'post_per_page' => -1
					));

			?>
			<div class="swiper-container">
				<div class="swiper-wrapper">
					<?php while($query->have_posts()): $query->the_post();
						$image = wp_get_attachment_image_src(get_post_thumbnail_id(get_the_ID()),'full');
					 ?>
					<div class="swiper-slide slide_one" style="background-image: url(<?php echo $image['0']; ?>);">
						<div class="slide-text">
							<?php the_excerpt(); ?>
						</div>
					</div>
					<?php endwhile; ?>
				</div>
				<!-- Add Pagination -->
				<div class="swiper-pagination"></div>
			</div>
		</header><!-- Top Area End -->



<?php
/*========== Portfolio Section In WORDPRESS ===========*/

add_action('init','portfolio_custom_post_type');


function portfolio_custom_post_type() {
	$labels = array(
		'name'               => _x( 'Portfolios', 'portfolios', 'hasan-unique' ),
		'singular_name'      => _x( 'Portfolio', 'portfolio', 'hasan-unique' ),
		'menu_name'          => _x( 'Portfolios', 'portfolios', 'hasan-unique' ),
		'name_admin_bar'     => _x( 'Portfolio', 'portfolio', 'hasan-unique' ),
		'add_new'            => _x( 'Add New', 'portfolio', 'hasan-unique' ),
		'add_new_item'       => __( 'Add New Portfolio', 'hasan-unique' ),
		'new_item'           => __( 'New Portfolio', 'hasan-unique' ),
		'edit_item'          => __( 'Edit Portfolio', 'hasan-unique' ),
		'view_item'          => __( 'View Portfolio', 'hasan-unique' ),
		'all_items'          => __( 'All Portfolios', 'hasan-unique' ),
		'search_items'       => __( 'Search Portfolios', 'hasan-unique' ),
		'parent_item_colon'  => __( 'Parent Portfolios:', 'hasan-unique' ),
		'not_found'          => __( 'No books found.', 'hasan-unique' ),
		'not_found_in_trash' => __( 'No books found in Trash.', 'hasan-unique' )
	);

	$args = array(
		'labels'             => $labels,
        'description'        => __( 'Description.', 'hasan-unique' ),
		'public'             => true,
		'publicly_queryable' => true,
		'show_ui'            => true,
		'show_in_menu'       => true,
		'query_var'          => true,
		'rewrite'            => array( 'slug' => 'hasan-portfolio' ),
		'capability_type'    => 'post',
		'has_archive'        => true,
		'hierarchical'       => false,
		'menu_position'      => null,
		'supports'           => array( 'title', 'editor', 'author', 'thumbnail', 'excerpt', 'comments' )
	);

	register_post_type( 'hasan-portfolio', $args );
}
?>

<!--============= Register TEXONOMY  IN WORDPRESS  ================  -->
<?php
if(! function_exists('hasan_portfolio_taxonomy')) {

add_action( 'init', 'hasan_portfolio_taxonomy' );
    function hasan_portfolio_taxonomy() {
        $labels = array(
            'name'              => _x( 'Portfolio Category', 'portfolio category', 'hasan-unique' ),
            'singular_name'     => _x( 'Category', 'category', 'cit-unique' )
        );

        $args = array(
            'hierarchical'      => true,
            'labels'            => $labels,
            'show_ui'           => true,
            'query_var'         => true,
            'rewrite'           => array( 'slug' => 'portfolio-cat' ),
        );

        register_taxonomy( 'portfolios_cat', array( 'hasan-portfolio' ), $args );

    }
}
<!--============= SHOW PORTFOLIO IN WORDPRESS  ================  -->
?>
<?php
<section class="portfolios-area fix" id="portfolios">
	<div class="container_auto">
		<!-- Section Title -->
		<div class="section-title text-center">
			<h2>OUR RECENT POROJECTS</h2>
			<div class="line-centered"></div>
		</div>
		
		<?php

			$terms = get_terms( 'portfolios_cat' );
			if(!empty($terms) && !is_wp_error( $terms )){
				echo '<ul class="filters-tab clearfix">';
				echo '<li class="filter" data-filter="all">All</li>';
				foreach ($terms as $term) {
					echo '<li class="filter" data-filter=".'.$term->slug.'">'.$term->name.'</li>';
				}
				echo '</ul>';
			}
		?>	
		<!-- Images Container -->
		<div class="images-container wow fadeInUp">
			<div class="filter-list clearfix">
				  <?php 
                global $post;
                $args = array('post_type' => 'unique-portfolio', 'posts_per_page' => -1, 'orderby' => 'menu_order', 'order' => 'ASC');
                $myposts = get_posts($args);
                foreach($myposts as $post) : setup_postdata($post);
                $image = wp_get_attachment_image_src(get_post_thumbnail_id(get_the_ID()), 'full');
            ?>
  				<?php
                $terms = get_the_terms( $post->ID, 'portfolios_cat');
                    
                if($terms && !is_wp_error($terms)):

                    $portfolio_cat_slug = array();
                    foreach( $terms as $term ){
                        $portfolio_cat_slug[] = $term->slug;
                    }

                    $portfolio_cat_array = join(", ", $portfolio_cat_slug);
                    $portfolio_class_array = join(" ", $portfolio_cat_slug);
                endif;
               ?>
				<div class="single-portfolio mix <?php echo $portfolio_cat_array; ?>"><!-- Single Portfolio Item -->
					<figure class="image">
						<a href="#" title="Business">
							<img src="<?php echo esc_url($image[0]);?>" alt="<?php the_title();?>" />
						</a>
						<div class="portfolio-hover">
							<div class="hover-table">
								<div class="hover-tablecell">
									<a href="<?php echo esc_url($image[0]); ?>" alt="<?php the_title(); ?>" class="lightbox"><i class="fa fa-search-plus"></i></a>
									<a href="#"><i class="fa fa-link"></i></a>
								</div>
							</div>
						</div>
					</figure>
				</div><!-- Single Portfolio Item End -->
				<?php  endforeach; ?>
			
			</div>
		</div>
	</div>
</section>

?>
<!--============= DEFAULT SETTING IN CODESTER FRAMEWORK IN WORDPRESS  ================  -->
<?php
if( !defined('ABSPATH')) die;

add_filter( 'cs_framework_settings','hasan_theme_options_settings' );
function hasan_theme_options_settings($settings){

	$settings 	= array(
		'menu_title' => 'Theme Options',
		'menu_type'  => 'menu',
		'menu_slug'  => 'hasan-theme-options',
		'ajax_save'	 => false,
		'show_reset_all' => false,
		'framework_title' => 'Hasan theme options<small>Hasan</small>',
	);
	return $settings;
}

add_filter( 'cs_framework_options', 'meteor_theme_options' );
function meteor_theme_options($settings) {
    $settings = array();
    
    $settings[]    = array(
        'name'      => 'footer_options',
        'title'     => 'Footer',
        'icon'      => 'fa fa-angle-down',
        'fields'    => array(
          array(
            'id'    => 'footer_cpt',
            'type'  => 'wysiwyg',
            'title' => __('Footer Copy Right Text', 'meteor'),
          )
        )
    );
    return $settings;
}


?>