66 lines
1.5 KiB
PHP
66 lines
1.5 KiB
PHP
<?php
|
|
/**
|
|
* @package YoastSEO_AMP_Glue\CSS_Builder
|
|
* @author Jip Moors
|
|
* @copyright 2016 Yoast BV
|
|
* @license GPL-2.0+
|
|
*/
|
|
|
|
if ( ! class_exists( 'YoastSEO_AMP_CSS_Builder', false ) ) {
|
|
|
|
class YoastSEO_AMP_CSS_Builder {
|
|
|
|
/** @var array Option to CSS lookup map */
|
|
private $items = array();
|
|
|
|
/**
|
|
* Add option to CSS map
|
|
*
|
|
* @param string $option_key Option key.
|
|
* @param string $selector CSS Selector.
|
|
* @param string $property CSS Property that will hold the value of the option.
|
|
*/
|
|
public function add_option( $option_key, $selector, $property ) {
|
|
$this->items[ $option_key ] = array( 'selector' => $selector, 'property' => $property );
|
|
}
|
|
|
|
/**
|
|
* @return string Output CSS
|
|
*/
|
|
public function build() {
|
|
$options = YoastSEO_AMP_Options::get();
|
|
|
|
$output = "\n";
|
|
$css = array();
|
|
|
|
$options = array_filter( $options );
|
|
$apply = array_intersect_key( $this->items, $options );
|
|
|
|
if ( is_array( $apply ) ) {
|
|
foreach ( $apply as $key => $placement ) {
|
|
|
|
if ( ! isset( $css[ $placement['selector'] ] ) ) {
|
|
$css[ $placement['selector'] ] = array();
|
|
}
|
|
|
|
$css[ $placement['selector'] ][ $placement['property'] ] = $options[ $key ];
|
|
}
|
|
}
|
|
|
|
if ( ! empty( $css ) ) {
|
|
foreach ( $css as $selector => $properties ) {
|
|
|
|
$inner = '';
|
|
foreach ( $properties as $property => $value ) {
|
|
$inner .= sprintf( "%s: %s;\n", $property, $value );
|
|
}
|
|
|
|
$output .= sprintf( "%s {\n%s}\n", $selector, $inner );
|
|
}
|
|
}
|
|
|
|
return $output;
|
|
}
|
|
}
|
|
}
|