Kirki_Field_Background::set_js_vars()

Complexity

Conditions	10
Paths	14

Size

Total Lines	48
Code Lines	18

Duplication

Lines	0
Ratio	0 %

Importance

Changes

0

<?php
	protected function set_js_vars() {

		// Typecast to array.
		$this->js_vars = (array) $this->js_vars;

		// Check if transport is set to auto.
		// If not, then skip the auto-calculations and exit early.
		if ( 'auto' !== $this->transport ) {
			return;
		}

		// Set transport to refresh initially.
		// Serves as a fallback in case we failt to auto-calculate js_vars.
		$this->transport = 'refresh';

		$js_vars = array();

		// Try to auto-generate js_vars.
		// First we need to check if js_vars are empty, and that output is not empty.
		if ( empty( $this->js_vars ) && ! empty( $this->output ) ) {

			// Start going through each item in the $output array.
			foreach ( $this->output as $output ) {

				// If 'element' is not defined, skip this.
				if ( ! isset( $output['element'] ) ) {
					continue;
				}
				if ( is_array( $output['element'] ) ) {
					$output['element'] = implode( ',', $output['element'] );
				}

				// If there's a sanitize_callback defined, skip this.
				if ( isset( $output['sanitize_callback'] ) && ! empty( $output['sanitize_callback'] ) ) {
					continue;
				}

				// If we got this far, it's safe to add this.
				$js_vars[] = $output;
			}

			// Did we manage to get all the items from 'output'?
			// If not, then we're missing something so don't add this.
			if ( count( $js_vars ) !== count( $this->output ) ) {
				return;
			}
			$this->js_vars   = $js_vars;
			$this->transport = 'postMessage';
		}