Boopathi Rajan

For our customization want to display category name of custom post type by post id then place the following exact location.

$terms=get_the_terms( $post->ID, 'Enter_your_taxonomy_here' );
foreach($terms as $term)
{
	echo $term->name;
}

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For our customization want to set wp mail from name when sending mail using wp_mail() then place the following snippet in functions.php within your theme folder!.

function set_wp_mail_from_name( $original_email_from )
{
	$cw_email_from_name = 'Testing';
	return $cw_email_from_name;
}
add_filter( 'wp_mail_from_name', 'set_wp_mail_from_name' );

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For our customization want to set content type as html when sending mail using wp_mail() then place the following snippet in functions.php within your theme folder!.

function set_content_type_as_html()
{
    return "text/html";
}
add_filter( 'wp_mail_content_type','set_content_type_as_html' );

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For our customization want to check user meta when user login in wordpress then place the following snippet in functions.php within your theme folder!.

function check_user_meta_data($user) 
{
	$st=get_user_meta( $user->ID, 'user_status', true);
	 if ($st != 'active') {
        $user = new WP_Error( 'denied', __("ERROR: Account Not Active..") );
    }
    return $user;
		
}
add_action('wp_authenticate_user', 'check_user_meta_data', 10, 2);

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For our customization want to remove <p> and <br> tags from wordpress content then place the following snippet in functions.php within your theme folder!.

remove_filter( 'the_content', 'wpautop' );
remove_filter( 'the_excerpt', 'wpautop' );

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For our customization want to disable buddypress cover photo for group then place the following snippet in functions.php within your theme folder!.

add_filter( 'bp_is_groups_cover_image_active', '__return_false' );

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For our customization want to disable buddypress cover photo for profile then place the following snippet in functions.php within your theme folder!.

add_filter( 'bp_is_profile_cover_image_active', '__return_false' );

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For our customization want to remove text editor for custom post type then place the following snippet in functions.php within your theme folder!.

function remove_text_editor_custom_post_type() {
    remove_post_type_support( 'post_type_name', 'editor' );
}
add_action('init', 'remove_text_editor_custom_post_type');

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For our customization want to get the count of number of products in a cart then use the following code.

global $woocommerce;
$count = $woocommerce->cart->cart_contents_count;
if ($count > 0) 
{
	echo $count;
}
else
{
 echo "No products in cart";
}

For our customization want to create a new widget in WordPress programmatically then place the following snippet in functions.php within your theme folder!.

add_action( 'widgets_init', 'create_new_widget' );
function create_new_widget() 
{
    register_sidebar( array(
        'name' => __( 'Custom Sidebar', 'theme-slug' ),
        'id' => 'custom_sidebar',
        'description' => __( 'Your widget description here', 'theme-slug' ),       
    ) );
}

After that you can call this sidebar by following code. Wherever you want add the following code in that particular place.

dynamic_sidebar( 'left-sidebar' );

Have any doubt, then comment here!