morgyface

@mixin colcalc($spacing, $columns) {
    // First let us reset any previous margins and clears
    // As 2 columns is the first use there's no need to reset, so we make it conditional
    @if $columns > 2 {
        $previous_columns: $columns - 1;
        &:nth-child(#{$previous_columns}n) {
            margin-right: $spacing;
        }
        &:nth-child(#{$previous_columns}n+1) {
            clear: none;

morgyface

<?php
$privacy_policy_page_id = (int) get_option( 'wp_page_for_privacy_policy' );
if ( ! empty( $privacy_policy_page_id ) ) {
    $privacy_policy_page_url = get_the_permalink( $privacy_policy_page_id );
    ?>
    <a href="<?php echo $privacy_policy_page_url; ?>">Privacy Policy</a>
<?php } ?>

morgyface

<?php
// Check if post has any parents
function is_child($post_id) {
    $post = get_post($post_id);
    $parent = $post->post_parent;
    if( $parent != 0 ) {
        return true;
    } else {
        return false;
    }

morgyface

<?php 
// Return a neat file size
function nice_file_size($file_url, $precision = 2) {
    $nice_file_size = null;
    $attachment_id = attachment_url_to_postid($file_url); // Gets ID of file from URL
    $file_path = get_attached_file( $attachment_id ); // Gets path using ID
    if ( is_writable( $file_path ) ) { // Locally an error is thrown due to file not being writable
        $size = filesize( $file_path ); // NB filesize only works with the path to the file NOT a URL
        $base = log($size, 1024);
        $suffixes = array('', 'KB', 'MB', 'GG', 'TB');

morgyface

<?php
// Setting reserved image sizes on theme activation
add_action( 'after_switch_theme', 'enforce_image_size_options' );
function enforce_image_size_options() {
    update_option( 'thumbnail_size_w', 160 );
    update_option( 'thumbnail_size_h', 160 );
    update_option( 'thumbnail_crop', 1 );
    update_option( 'medium_size_w', 660 );
    update_option( 'medium_size_h', 440 );
    update_option( 'medium_crop', 1 );

morgyface

const { dispatchAction } = require('./dispatchAction');

exports.configuration = [{
  type: 'button',
  label: '#',
  insertString: '#',
  backgroundColor: '#803FF6'
}, {
  type: 'button',
  label: '#FFF',

morgyface

<?php
// If the post does not have a featured image
function feat_img_fallback($post_id, $image_size = 'thumbnail') {
    if ( has_post_thumbnail($post_id) ) {
        $image_id = get_post_thumbnail_id($post_id);
        $image_src = wp_get_attachment_image_src($image_id, $image_size);
        $image_url = $image_src[0];
    } else {
        $image_url = get_bloginfo('template_directory') . '/images/placeholder.png';
    }

morgyface

<?php
// Works with thumbnail, medium, large and full
function has_thumbnail_size($size, $post_id) {
    if ( has_post_thumbnail($post_id) ) {
        $image_id = get_post_thumbnail_id($post_id);
        $image_attributes = wp_get_attachment_image_src($image_id, 'full');
        $image_width = $image_attributes[1];
        $image_height = $image_attributes[2];
        $media_width = $size . '_size_w';
        $media_width = get_option($media_width);

morgyface

<?php  
// If the post does not have a featured image 
function feat_img_fallback($image_size, $post_id, $alt) {
    if ( has_post_thumbnail($post_id) ) {
        $image_id = get_post_thumbnail_id($post_id);
        $image_src = wp_get_attachment_image_src($image_id, $image_size);
        $image_url = $image_src[0];
        $image = '<img src="' . $image_url . '" alt="' . $alt . '">';
    } else {
        $image_width = $image_size . '_size_w';

morgyface

<?php
// Get the URL of the first page using a specific template
function url_from_template( $template_name ) {
    $args = array(
        'post_type' => 'page',
        'fields' => 'ids',
        'nopaging' => true,
        'meta_key' => '_wp_page_template',
        'meta_value' => $template_name
    );