Useful WordPress Snippets

functions.php

<?php

/**
 * WordPress snippets,  add to functions.php
 * 1.) Enqueue Google Fonts 
 * 2.) Disbale emoji support
 * 3.) Enqueue style sheets in a specific order
 * 4.) Enqueue a single Javascript file correctly
 * 5.) Enqueue jQuery correctly
 */



/**
 * 1) Enqueue Google Fonts 
 */

function google_fonts()
{
	$query_args = array(
		'family' => 'Josefin+Sans:600|Overpass:400,700,800,900',
		'subset' => 'latin'
	);
	wp_enqueue_style('google_fonts', add_query_arg($query_args, "//fonts.googleapis.com/css"), array(), null);
}
add_action('wp_enqueue_scripts', 'google_fonts');


/**
 * 2.) Disable emoji support
 */

function disable_emojis()
{
	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');
	remove_filter('the_content_feed', 'wp_staticize_emoji');
	remove_filter('comment_text_rss', 'wp_staticize_emoji');
	remove_filter('wp_mail', 'wp_staticize_emoji_for_email');

	// Remove from TinyMCE
	add_filter('tiny_mce_plugins', 'disable_emojis_tinymce');
}
add_action('init', 'disable_emojis');


/**  
 * 3.) Enque Style Sheets in a specific order
 * https://developer.wordpress.org/reference/functions/wp_enqueue_script/
 */

function theme_scripts()
{
	wp_enqueue_style('my-style', get_stylesheet_uri());
	wp_enqueue_style('my-style-custom', get_template_directory_uri() . '/src/css/styles.css', array('my-style'));
}

add_action('wp_enqueue_scripts', 'theme_scripts');



/**
 * 4.) Enqueue a single Javascript file correctly
 */

function js_scripts()
{
	wp_enqueue_script('script-name', get_template_directory_uri() . '/js/example.js', array(), null, true);
}
add_action('wp_enqueue_scripts', 'js_scripts');


/**
 * 5.) Enqueue a Javascript fill with a dependacy using WordPress's copy of jQuery 
 * and additional call a specific version of jQuery in noconflict mode
 */

function juery_scripts()
{
	// Using WordPress's copy of jquery
	wp_enqueue_script('consensus-theme', get_template_directory_uri() . '/js/theme.min.js', array('jquery'), null, true);

	//Load JQuery 3.2.1
	wp_register_script('jquery3.2.1', 'https://code.jquery.com/jquery-3.2.1.min.js');
	wp_add_inline_script('jquery3.2.1', 'var jQuery3_2_1 = $.noConflict(true);');

	// call it in a JS file
	/**
	 * (function ($) {
	 *    
	 * }(jQuery3_2_1));
	 */
}
add_action('wp_enqueue_scripts', 'js_scripts');