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<?php
/* DON'T copy the first line (above) if your functions.php already has it. 
 * ---------------------------------------------------------------------- */
 
 function my_et_theme_setup() {
	if ( class_exists( 'ET_Builder_Module_Filterable_Portfolio' ) ) {
		get_template_part( 'my-main-modules' );
		$et_pb_filterable_portfolio = new My_ET_Builder_Module_Filterable_Portfolio();
		remove_shortcode('et_pb_filterable_portfolio');
		add_shortcode('et_pb_filterable_portfolio', array( $et_pb_filterable_portfolio, '_shortcode_callback' ) );
	}
}
add_action( 'wp', 'my_et_theme_setup', 99 );

<?php

class My_ET_Builder_Module_Filterable_Portfolio extends ET_Builder_Module_Filterable_Portfolio {
	
	function shortcode_callback( $atts, $content = null, $function_name ) {
		$module_id          = $this->shortcode_atts['module_id'];
		$module_class       = $this->shortcode_atts['module_class'];
		$fullwidth          = $this->shortcode_atts['fullwidth'];
		$posts_number       = $this->shortcode_atts['posts_number'];
		$include_categories = $this->shortcode_atts['include_categories'];
		$show_title         = $this->shortcode_atts['show_title'];
		$show_categories    = $this->shortcode_atts['show_categories'];
		$show_pagination    = $this->shortcode_atts['show_pagination'];
		$background_layout  = $this->shortcode_atts['background_layout'];
		$hover_icon          = $this->shortcode_atts['hover_icon'];
		$zoom_icon_color     = $this->shortcode_atts['zoom_icon_color'];
		$hover_overlay_color = $this->shortcode_atts['hover_overlay_color'];
		$module_class = ET_Builder_Element::add_module_order_class( $module_class, $function_name );
		wp_enqueue_script( 'hashchange' );
		$args = array();
		if ( '' !== $zoom_icon_color ) {
			ET_Builder_Element::set_style( $function_name, array(
				'selector'    => '%%order_class%% .et_overlay:before',
				'declaration' => sprintf(
					'color: %1$s !important;',
					esc_html( $zoom_icon_color )
				),
			) );
		}
		if ( '' !== $hover_overlay_color ) {
			ET_Builder_Element::set_style( $function_name, array(
				'selector'    => '%%order_class%% .et_overlay',
				'declaration' => sprintf(
					'background-color: %1$s;
					border-color: %1$s;',
					esc_html( $hover_overlay_color )
				),
			) );
		}
		if( 'on' === $show_pagination ) {
			$args['nopaging'] = true;
		} else {
			$args['posts_per_page'] = (int) $posts_number;
		}
		if ( '' !== $include_categories ) {
			$args['tax_query'] = array(
				array(
					'taxonomy' => 'project_category',
					'field' => 'id',
					'terms' => explode( ',', $include_categories ),
					'operator' => 'IN',
				)
			);
		}
		$projects = et_divi_get_projects( $args );
		$categories_included = array();
		ob_start();
		if( $projects->post_count > 0 ) {
			while ( $projects->have_posts() ) {
				$projects->the_post();
				$category_classes = array();
				$categories = get_the_terms( get_the_ID(), 'project_category' );
				if ( $categories ) {
					foreach ( $categories as $category ) {
						$category_classes[] = 'project_category_' . urldecode( $category->slug );
						$categories_included[] = $category->term_id;
					}
				}
				$category_classes = implode( ' ', $category_classes );
				$main_post_class = sprintf(
					'et_pb_portfolio_item%1$s %2$s',
					( 'on' !== $fullwidth ? ' et_pb_grid_item' : '' ),
					$category_classes
				);
				?>
				<div id="post-<?php the_ID(); ?>" <?php post_class( $main_post_class ); ?>>
				<?php
					$thumb = '';
					$width = 'on' === $fullwidth ?  1080 : 400;
					$width = (int) apply_filters( 'et_pb_portfolio_image_width', $width );
					$height = 'on' === $fullwidth ?  9999 : 284;
					$height = (int) apply_filters( 'et_pb_portfolio_image_height', $height );
					$classtext = 'on' === $fullwidth ? 'et_pb_post_main_image' : '';
					$titletext = get_the_title();
					$thumbnail = get_thumbnail( $width, $height, $classtext, $titletext, $titletext, false, 'Blogimage' );
					$thumb = $thumbnail["thumb"];
					$thumb_id = get_post_thumbnail_id();
					list($full_src, $full_width, $full_height) = wp_get_attachment_image_src( $thumb_id, 'full' );
					if ( '' !== $thumb ) : ?>
						<a href="<?php echo $full_src; ?>" class="et_pb_lightbox_image">
						<?php if ( 'on' !== $fullwidth ) : ?>
							<span class="et_portfolio_image">
						<?php endif; ?>
								<?php print_thumbnail( $thumb, $thumbnail["use_timthumb"], $titletext, $width, $height ); ?>
						<?php if ( 'on' !== $fullwidth ) :
								$data_icon = '' !== $hover_icon
									? sprintf(
										' data-icon="%1$s"',
										esc_attr( et_pb_process_font_icon( $hover_icon ) )
									)
									: '';
								printf( '<span class="et_overlay%1$s"%2$s></span>',
									( '' !== $hover_icon ? ' et_pb_inline_icon' : '' ),
									$data_icon
								);
						?>
							</span>
						<?php endif; ?>
						</a>
				<?php
					endif;
				?>

				<?php if ( 'on' === $show_title ) : ?>
					<h2><a href="<?php the_permalink(); ?>"><?php the_title(); ?></a></h2>
				<?php endif; ?>

				<?php if ( 'on' === $show_categories ) : ?>
					<p class="post-meta"><?php echo get_the_term_list( get_the_ID(), 'project_category', '', ', ' ); ?></p>
				<?php endif; ?>

				</div><!-- .et_pb_portfolio_item -->
				<?php
			}
		}
		wp_reset_postdata();
		$posts = ob_get_clean();
		$categories_included = explode ( ',', $include_categories );
		$terms_args = array(
			'include' => $categories_included,
			'orderby' => 'name',
			'order' => 'ASC',
		);
		$terms = get_terms( 'project_category', $terms_args );
		$category_filters = '<ul class="clearfix">';
		$category_filters .= sprintf( '<li class="et_pb_portfolio_filter et_pb_portfolio_filter_all"><a href="#" class="active" data-category-slug="all">%1$s</a></li>',
			esc_html__( 'All', 'et_builder' )
		);
		foreach ( $terms as $term  ) {
			$category_filters .= sprintf( '<li class="et_pb_portfolio_filter"><a href="#" data-category-slug="%1$s">%2$s</a></li>',
				esc_attr( urldecode( $term->slug ) ),
				esc_html( $term->name )
			);
		}
		$category_filters .= '</ul>';
		$class = " et_pb_module et_pb_bg_layout_{$background_layout}";
		$output = sprintf(
			'<div%5$s class="et_pb_filterable_portfolio %1$s%4$s%6$s" data-posts-number="%7$d"%10$s>
				<div class="et_pb_portfolio_filters clearfix">%2$s</div><!-- .et_pb_portfolio_filters -->
				<div class="et_pb_portfolio_items_wrapper %8$s">
					<div class="et_pb_portfolio_items">%3$s</div><!-- .et_pb_portfolio_items -->
				</div>
				%9$s
			</div> <!-- .et_pb_filterable_portfolio -->',
			( 'on' === $fullwidth ? 'et_pb_filterable_portfolio_fullwidth' : 'et_pb_filterable_portfolio_grid clearfix' ),
			$category_filters,
			$posts,
			esc_attr( $class ),
			( '' !== $module_id ? sprintf( ' id="%1$s"', esc_attr( $module_id ) ) : '' ),
			( '' !== $module_class ? sprintf( ' %1$s', esc_attr( $module_class ) ) : '' ),
			esc_attr( $posts_number),
			('on' === $show_pagination ? '' : 'no_pagination' ),
			('on' === $show_pagination ? '<div class="et_pb_portofolio_pagination"></div>' : '' ),
			is_rtl() ? ' data-rtl="true"' : ''
		);
		return $output;
	}
}