147 lines
4 KiB
PHP
147 lines
4 KiB
PHP
<?php
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/**
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* Embed recipe 'cards' in post, with basic styling and print functionality
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*
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*/
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class Jetpack_Recipes {
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private $scripts_and_style_included = false;
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function __construct() {
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add_action( 'init', array( $this, 'action_init' ) );
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}
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function action_init() {
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// Enqueue styles if [recipe] exists
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add_action( 'wp_head', array( $this, 'add_scripts' ), 1 );
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// Render [recipe]
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add_shortcode( 'recipe', array( $this, 'recipe_shortcode' ) );
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}
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/**
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* Enqueue scripts and styles
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*/
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function add_scripts() {
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if ( empty( $GLOBALS['posts'] ) || ! is_array( $GLOBALS['posts'] ) ) {
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return;
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}
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foreach ( $GLOBALS['posts'] as $p ) {
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if ( has_shortcode( $p->post_content, 'recipe' ) ) {
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$this->scripts_and_style_included = true;
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break;
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}
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}
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if ( ! $this->scripts_and_style_included ) {
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return;
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}
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if( is_rtl() ) {
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wp_enqueue_style( 'jetpack-recipes-style', plugins_url( '/css/rtl/recipes-rtl.css', __FILE__ ), array(), '20130919' );
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} else {
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wp_enqueue_style( 'jetpack-recipes-style', plugins_url( '/css/recipes.css', __FILE__ ), array(), '20130919' );
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}
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wp_enqueue_script( 'jetpack-recipes-printthis', plugins_url( '/js/recipes-printthis.js', __FILE__ ), array( 'jquery' ), '20131230' );
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wp_enqueue_script( 'jetpack-recipes-js', plugins_url( '/js/recipes.js', __FILE__ ), array( 'jquery', 'jetpack-recipes-printthis' ), '20131230' );
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$title_var = wp_title( '|', false, 'right' );
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$print_css_var = plugins_url( '/css/recipes-print.css', __FILE__ );
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wp_localize_script( 'jetpack-recipes-js', 'jetpack_recipes_vars', array(
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'pageTitle' => $title_var,
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'loadCSS' => $print_css_var
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) );
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}
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/**
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* Our [recipe] shortcode.
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* Prints recipe data styled to look good on *any* theme.
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*
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* @return resume_shortcode_html
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*/
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static function recipe_shortcode( $atts, $content = '' ) {
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$atts = shortcode_atts( array(
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'title' => '', //string
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'servings' => '', //intval
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'time' => '', //string
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'difficulty' => '', //string
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'print' => '', //string
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), $atts, 'recipe' );
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return self::recipe_shortcode_html( $atts, $content );
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}
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/**
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* The recipe output
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*
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* @return Html
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*/
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static function recipe_shortcode_html( $atts, $content = '' ) {
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$html = false;
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$html = '<div class="hrecipe jetpack-recipe" itemscope itemtype="http://schema.org/Recipe">';
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// Print the recipe title if exists
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if ( '' != $atts['title'] ) {
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$html .= '<h3 class="jetpack-recipe-title" itemprop="name">' . esc_html( $atts['title'] ) . '</h3>';
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}
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// Print the recipe meta if exists
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if ( '' != $atts['servings'] || '' != $atts['time'] || '' != $atts['difficulty'] || '' != $atts['print'] ) {
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$html .= '<ul class="jetpack-recipe-meta">';
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if ( '' != $atts['servings'] ) {
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$html .= sprintf( '<li class="jetpack-recipe-servings" itemprop="recipeYield"><strong>%1$s: </strong>%2$s</li>',
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__( 'Servings', 'jetpack' ),
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esc_html( $atts['servings'] )
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);
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}
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if ( '' != $atts['time'] ) {
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$html .= sprintf( '<li class="jetpack-recipe-time" itemprop="totalTime"><strong>%1$s: </strong>%2$s</li>',
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__( 'Time', 'jetpack' ),
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esc_html( $atts['time'] )
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);
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}
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if ( '' != $atts['difficulty'] ) {
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$html .= sprintf( '<li class="jetpack-recipe-difficulty"><strong>%1$s: </strong>%2$s</li>',
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__( 'Difficulty', 'jetpack' ),
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esc_html( $atts['difficulty'] )
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);
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}
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if ( 'false' != $atts['print'] ) {
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$html .= sprintf( '<li class="jetpack-recipe-print"><a href="#">%s</a></li>',
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__( 'Print', 'jetpack' )
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);
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}
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$html .= '</ul>';
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}
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// Print content between codes
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$html .= '<div class="jetpack-recipe-content">' . do_shortcode( $content ) . '</div>';
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// Close it up
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$html .= '</div>';
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// If there is a recipe within a recipe, remove the shortcode
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if ( has_shortcode( $html, 'recipe' ) ) {
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remove_shortcode( 'recipe' );
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}
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// Sanitize html
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$html = wp_kses_post( $html );
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// Return the HTML block
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return $html;
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}
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}
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new Jetpack_Recipes();
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