KoolPal/wc-add-custom-product-field.php

## wc-add-custom-product-field.php
/* Add Custom field to WooCommerce product */
add_action( 'woocommerce_product_options_general_product_data', 'wc_custom_add_custom_fields' );
function wc_custom_add_custom_fields() {
    woocommerce_wp_text_input( array(
        'id' => '_delivery_field',
        'label' => __( 'Delivery', 'pvc' ),
        'description' => __( 'Enter the delivery time in days.', 'pvc' ),
        'desc_tip' => 'true'
    ) );
}
add_action( 'woocommerce_process_product_meta', 'wc_custom_save_custom_fields' );
function wc_custom_save_custom_fields( $post_id ) {
    update_post_meta( $post_id, '_delivery_field', esc_attr( $_POST['_delivery_field'] ) );
}

## wc-add-prefix-suffix-to-price.php
/* Adds prefix and/or suffix to WooCommerce Prices */
 add_filter( 'woocommerce_get_price_html', 'bbloomer_price_prefix_suffix', 100, 2 );
 function bbloomer_price_prefix_suffix( $price, $product ){
    $price = 'prefix here ' . $price . ' suffix here';
    return apply_filters( 'woocommerce_get_price', $price );
}

## wc-ajaxify-cart-viewer.php
/* To ajaxify your cart viewer so it updates when an item is added (via ajax) */
add_filter( 'woocommerce_add_to_cart_fragments', 'woocommerce_header_add_to_cart_fragment' );
function woocommerce_header_add_to_cart_fragment( $fragments ) {
	ob_start();
	?>
	<a class="cart-contents" href="<?php echo wc_get_cart_url(); ?>" title="<?php _e( 'View your shopping cart' ); ?>"><?php echo sprintf (_n( '%d item', '%d items', WC()->cart->get_cart_contents_count() ), WC()->cart->get_cart_contents_count() ); ?> - <?php echo WC()->cart->get_cart_total(); ?></a>
	<?php

	$fragments['a.cart-contents'] = ob_get_clean();

    return $fragments;
}

## wc-automatically-add-product-to-cart-on-visit.php
/* Automatically add product to cart on visit */
add_action( 'init', 'add_product_to_cart' );
function add_product_to_cart() {
    if ( ! is_admin() ) {
        global $woocommerce;
        $product_id = 64;
        $found = false;
        //check if product already in cart
        if ( sizeof( $woocommerce->cart->get_cart() ) > 0 ) {
            foreach ( $woocommerce->cart->get_cart() as $cart_item_key => $values ) {
                $_product = $values['data'];
                if ( $_product->id == $product_id )
                    $found = true;
            }
            // if product not found, add it
            if ( ! $found )
                $woocommerce->cart->add_to_cart( $product_id );
        } else {
            // if no products in cart, add it
            $woocommerce->cart->add_to_cart( $product_id );
        }
    }
}

## wc-change-number-related-products.php
/* Change the number of related products displayed in your shop */
function woocommerce_output_related_products() {
    woocommerce_related_products(4,2); // Display 4 products in rows of 2
}

## wc-customise-add-to-cart-text.php
/* Customise ‘add to cart’ text on single product pages */
add_filter( 'add_to_cart_text', 'woo_custom_cart_button_text' );                                // < 2.1
add_filter( 'woocommerce_product_single_add_to_cart_text', 'woo_custom_cart_button_text' );    // 2.1 +

function woo_custom_cart_button_text() {
    return __( 'My Button Text', 'woocommerce' );
}


/* Change the ‘add to cart’ text on product archives */
add_filter( 'add_to_cart_text', 'woo_custom_cart_button_text' );                        // < 2.1
add_filter( 'woocommerce_product_add_to_cart_text', 'woo_custom_cart_button_text' );    // 2.1 +

function woo_custom_cart_button_text() {
    return __( 'My Button Text', 'woocommerce' );
}

## wc-customise-number-of-columns-and-products.php
/* Customise the number of columns and products displayed per page */
add_filter( 'loop_shop_per_page', create_function( '$cols', 'return 24;' ), 20 );

## wc-hide-coupon-form.php
/* Hide the coupon form on the cart or checkout page to encourage a steamlined order process */
function hide_coupon_field( $enabled ) {
    if ( is_cart() || is_checkout() ) {
        $enabled = false;
	}

	return $enabled;
}
add_filter( 'woocommerce_coupons_enabled', 'hide_coupon_field' );

## wc-hide-products-from-category.php
/* Hide products from a particular category on the shop page? */
add_action( 'pre_get_posts', 'custom_pre_get_posts_query' );
function custom_pre_get_posts_query( $q ) {
    if ( ! $q->is_main_query() ) return;
    if ( ! $q->is_post_type_archive() ) return;
    if ( ! is_admin() ) {
        $q->set( 'tax_query', array(array(
            'taxonomy'  => 'product_cat',
            'field'     => 'slug',
            'terms'     => array( 'PUT YOUR CATEGORY HERE' ), // Don't display products in the membership category on the shop page . For multiple category , separate it with comma.
            'operator'  => 'NOT IN'
        )));
    }
    remove_action( 'pre_get_posts', 'custom_pre_get_posts_query' );
}

## wc-personalise-product-tab.php
/* Personalise a product tab */
add_filter( 'woocommerce_product_tabs', 'woo_custom_description_tab', 98 );
function woo_custom_description_tab( $tabs ) {
    $tabs['description']['callback'] = 'woo_custom_description_tab_content'; // Custom description callback

    return $tabs;
}

## wc-remove-orderby-dropdown.php
/* Remove the orderby dropdown for products */
remove_action( 'woocommerce_before_shop_loop', 'woocommerce_catalog_ordering', 30 );

## wc-remove-product-tabs.php
/* Remove specific (or all) of the product tabs */
add_filter( 'woocommerce_product_tabs', 'woo_remove_product_tabs', 98 );
function woo_remove_product_tabs( $tabs ) {
    unset( $tabs['description'] );      	    // Remove the description tab
    unset( $tabs['reviews'] ); 			          // Remove the reviews tab
    unset( $tabs['additional_information'] ); // Remove the additional information tab

    return $tabs;
}

## wc-remove-productcontent-based-on-category.php
/* Remove product content based on the category */
add_action( 'wp', 'remove_product_content' );
function remove_product_content() {
    // If a product in the 'Cookware' category is being viewed...
    if ( is_product() && has_term( 'Cookware', 'product_cat' ) ) {
        //... Remove the images
        remove_action( 'woocommerce_before_single_product_summary', 'woocommerce_show_product_images', 20 );
        // For a full list of what can be removed please see woocommerce-hooks.php
    }
}

## wc-show-cart-contents-total.php
/* Show cart contents/total */
<a class="cart-contents" href="<?php echo wc_get_cart_url(); ?>" title="<?php _e( 'View your shopping cart' ); ?>"><?php echo sprintf ( _n( '%d item', '%d items', WC()->cart->get_cart_contents_count() ), WC()->cart->get_cart_contents_count() ); ?> - <?php echo WC()->cart->get_cart_total(); ?></a>

## wc-show-productdescription-underneath-image.php
/* Show the product description underneath an image */
add_action('woocommerce_after_shop_loop_item_title','woocommerce_template_single_excerpt', 5);
	/* Add Custom field to WooCommerce product */
	add_action( 'woocommerce_product_options_general_product_data', 'wc_custom_add_custom_fields' );
	function wc_custom_add_custom_fields() {
	woocommerce_wp_text_input( array(
	'id' => '_delivery_field',
	'label' => __( 'Delivery', 'pvc' ),
	'description' => __( 'Enter the delivery time in days.', 'pvc' ),
	'desc_tip' => 'true'
	) );
	}
	add_action( 'woocommerce_process_product_meta', 'wc_custom_save_custom_fields' );
	function wc_custom_save_custom_fields( $post_id ) {
	update_post_meta( $post_id, '_delivery_field', esc_attr( $_POST['_delivery_field'] ) );
	}
	/* Adds prefix and/or suffix to WooCommerce Prices */
	add_filter( 'woocommerce_get_price_html', 'bbloomer_price_prefix_suffix', 100, 2 );
	function bbloomer_price_prefix_suffix( $price, $product ){
	$price = 'prefix here ' . $price . ' suffix here';
	return apply_filters( 'woocommerce_get_price', $price );
	}
	/* To ajaxify your cart viewer so it updates when an item is added (via ajax) */
	add_filter( 'woocommerce_add_to_cart_fragments', 'woocommerce_header_add_to_cart_fragment' );
	function woocommerce_header_add_to_cart_fragment( $fragments ) {
	ob_start();
	?>
	<a class="cart-contents" href="<?php echo wc_get_cart_url(); ?>" title="<?php _e( 'View your shopping cart' ); ?>"><?php echo sprintf (_n( '%d item', '%d items', WC()->cart->get_cart_contents_count() ), WC()->cart->get_cart_contents_count() ); ?> - <?php echo WC()->cart->get_cart_total(); ?></a>
	<?php

	$fragments['a.cart-contents'] = ob_get_clean();

	return $fragments;
	}
	/* Automatically add product to cart on visit */
	add_action( 'init', 'add_product_to_cart' );
	function add_product_to_cart() {
	if ( ! is_admin() ) {
	global $woocommerce;
	$product_id = 64;
	$found = false;
	//check if product already in cart
	if ( sizeof( $woocommerce->cart->get_cart() ) > 0 ) {
	foreach ( $woocommerce->cart->get_cart() as $cart_item_key => $values ) {
	$_product = $values['data'];
	if ( $_product->id == $product_id )
	$found = true;
	}
	// if product not found, add it
	if ( ! $found )
	$woocommerce->cart->add_to_cart( $product_id );
	} else {
	// if no products in cart, add it
	$woocommerce->cart->add_to_cart( $product_id );
	}
	}
	}
	/* Change the number of related products displayed in your shop */
	function woocommerce_output_related_products() {
	woocommerce_related_products(4,2); // Display 4 products in rows of 2
	}
	/* Customise ‘add to cart’ text on single product pages */
	add_filter( 'add_to_cart_text', 'woo_custom_cart_button_text' ); // < 2.1
	add_filter( 'woocommerce_product_single_add_to_cart_text', 'woo_custom_cart_button_text' ); // 2.1 +

	function woo_custom_cart_button_text() {
	return __( 'My Button Text', 'woocommerce' );
	}


	/* Change the ‘add to cart’ text on product archives */
	add_filter( 'add_to_cart_text', 'woo_custom_cart_button_text' ); // < 2.1
	add_filter( 'woocommerce_product_add_to_cart_text', 'woo_custom_cart_button_text' ); // 2.1 +

	function woo_custom_cart_button_text() {
	return __( 'My Button Text', 'woocommerce' );
	}
	/* Customise the number of columns and products displayed per page */
	add_filter( 'loop_shop_per_page', create_function( '$cols', 'return 24;' ), 20 );
	/* Hide the coupon form on the cart or checkout page to encourage a steamlined order process */
	function hide_coupon_field( $enabled ) {
	if ( is_cart() \|\| is_checkout() ) {
	$enabled = false;
	}

	return $enabled;
	}
	add_filter( 'woocommerce_coupons_enabled', 'hide_coupon_field' );
	/* Hide products from a particular category on the shop page? */
	add_action( 'pre_get_posts', 'custom_pre_get_posts_query' );
	function custom_pre_get_posts_query( $q ) {
	if ( ! $q->is_main_query() ) return;
	if ( ! $q->is_post_type_archive() ) return;
	if ( ! is_admin() ) {
	$q->set( 'tax_query', array(array(
	'taxonomy' => 'product_cat',
	'field' => 'slug',
	'terms' => array( 'PUT YOUR CATEGORY HERE' ), // Don't display products in the membership category on the shop page . For multiple category , separate it with comma.
	'operator' => 'NOT IN'
	)));
	}
	remove_action( 'pre_get_posts', 'custom_pre_get_posts_query' );
	}
	/* Personalise a product tab */
	add_filter( 'woocommerce_product_tabs', 'woo_custom_description_tab', 98 );
	function woo_custom_description_tab( $tabs ) {
	$tabs['description']['callback'] = 'woo_custom_description_tab_content'; // Custom description callback

	return $tabs;
	}