WordPress Common Custom Codes for Functions.php

wp-functions.php

<?php
//* Add new image sizes
add_image_size( 'logo-thumb', 270, 180, TRUE );

//* Change the number of portfolio items to be displayed (props Bill Erickson)
add_action( 'pre_get_posts', 'minimum_portfolio_items' );
function minimum_portfolio_items( $query ) {

	if ( $query->is_main_query() && !is_admin() && is_post_type_archive( 'portfolio' ) ) {
		$query->set( 'posts_per_page', '6' );
	}

}

//* Remove comment form allowed tags
add_filter( 'comment_form_defaults', 'minimum_remove_comment_form_allowed_tags' );
function minimum_remove_comment_form_allowed_tags( $defaults ) {
	
	$defaults['comment_notes_after'] = '';
	return $defaults;

}

//custom function to get id by slug
function get_id_by_slug($page_slug) {
	$page = get_page_by_path($page_slug);
	if ($page) {
		return $page->ID;
	} else {
		return null;
	}
}


// WordPress SEO plugin move metaboxes down
 add_filter( 'wpseo_metabox_prio', 'wpseo_prio'); 
function wpseo_prio () {
return 'low';
}

//remove Emoji support and head links
remove_action( 'wp_head', 'print_emoji_detection_script', 7 );
remove_action( 'admin_print_scripts', 'print_emoji_detection_script' );
remove_action( 'wp_print_styles', 'print_emoji_styles' );
remove_action( 'admin_print_styles', 'print_emoji_styles' ); 

// Add span to First Word of the Title of WordPress
  function add_span_to_first_word( $title = '' ) {
       if(trim($title) != "")
       {      
    $title = explode(" ", $title,2);
    $titleNew = "<span class=\"fn\">$title[0]</span> $title[1]";
    return $titleNew;
}