pavlo-bondarchuk

/**
 * Changes the class on the custom logo in the header.php
 */
function helpwp_custom_logo_output( $html ) {
	$html = str_replace('custom-logo-link', 'navbar-brand', $html );
	return $html;
}
add_filter('get_custom_logo', 'helpwp_custom_logo_output', 10);

pavlo-bondarchuk

<?php if ( get_field( 'field_name' ) ): ?>

This is displayed when the field_name is TRUE or has a value.

<?php else: // field_name returned false ?>

This is displayed when the field is FALSE, NULL or the field does not exist.

<?php endif; // end of if field_name logic ?>

pavlo-bondarchuk

<?php
  $type = 'custom_post_type';
  $args = array(
    'post_type' => $type,
    'post_status' => 'publish',
    'posts_per_page' => -1,
    'ignore_sticky_posts'=> true
  );
  $my_query = null;
  $my_query = new WP_Query($args);

pavlo-bondarchuk

function slug($str){
	$str = strtolower(trim($str));
	$str = preg_replace('/[^a-z0-9-]/', '-', $str);
	$str = preg_replace('/-+/', "-", $str);
	return $str;
}

pavlo-bondarchuk

//http://epsiloncool.ru/programmirovanie/preventing-multiple-submits-in-contact-form-7
jQuery(document).on('click', '.wpcf7-submit', function(e){
     if( jQuery('.ajax-loader').hasClass('is-active') ) {
          e.preventDefault();
          return false;
     }
});

pavlo-bondarchuk

Usage

It's that simple:

$os = getOS($_SERVER['HTTP_USER_AGENT']);

echo $os;

pavlo-bondarchuk

<?php
add_filter( 'wp_nav_menu_objects', function ( $menu_items, $args ) {
	if ( $args->theme_location !== 'menu-1' ) {
		return $menu_items;
	}

	static $average_cnt = null;
	static $items = [];

	if ( $average_cnt === null ) {

pavlo-bondarchuk

<?php
  // Use an ACF image field
  // Set the 'return value' option to "array" (this is the default)
  // This example uses three image sizes, called medium, medium_large, thumbnail
  $imageobject = get_field('image');
  if( !empty($imageobject) ):
    echo '<img alt="' . $imageobject['title'] . '" src="' . $imageobject['sizes']['medium'] . '" srcset="' . $imageobject['sizes']['medium_large'] .' '. $imageobject['sizes']['medium_large-width'] .'w, '. $imageobject['sizes']['medium'] .' '.  $imageobject['sizes']['medium-width'] .'w, '. $imageobject['sizes']['thumbnail'] .' '.  $imageobject['sizes']['thumbnail-width'] .'w">';
  endif;
?>

pavlo-bondarchuk

/**
 * Hide Course complete button until complete all lessons in Tutor LMS
 * 
 */

add_filter('tutor_course/single/complete_form', 'tutor_lms_hide_course_complete_btn');
function tutor_lms_hide_course_complete_btn($html){
	$completed_lesson = tutils()->get_completed_lesson_count_by_course();
	$lesson_count = tutils()->get_lesson_count_by_course();

pavlo-bondarchuk

<?php

/*
 * =================================================================================================
 *          Below both hooks works for custom post types.
 *          e.g. Suppose we have custom post-type name : Books
 * 	    @ref https://codex.wordpress.org/Plugin_API/Action_Reference/manage_$post_type_posts_custom_column
 * =================================================================================================
 */