<?php
/**
 * Compatibility settings and functions for Jetpack.
 * See http://jetpack.me/support/infinite-scroll/
 *
 * @package Superhero
 */


/**
 * Add support for Infinite Scroll.
 */
function superhero_infinite_scroll_init() {
	add_theme_support( 'infinite-scroll', array(
		'container' => 'content',
		'footer'    => 'main',
	) );
}
add_action( 'after_setup_theme', 'superhero_infinite_scroll_init' );


/**
 * Check whether or not footer widgets are present. If they are present, then a button to
 * 'Load more posts' will be displayed and IS will not be triggered unless a user manually clicks on that button.
 *
 * @param bool $has_widgets
 * @uses Jetpack_User_Agent_Info::is_ipad, jetpack_is_mobile, is_active_sidebar
 * @filter infinite_scroll_has_footer_widgets
 * @return bool
 */
function superhero_has_footer_widgets( $has_widgets ) {
	if ( ( Jetpack_User_Agent_Info::is_ipad() || ( function_exists( 'jetpack_is_mobile' ) && jetpack_is_mobile() ) ) && is_active_sidebar( 'sidebar-1' ) )
		$has_widgets = true;

	return $has_widgets;
}
add_filter( 'infinite_scroll_has_footer_widgets', 'superhero_has_footer_widgets' );


/**
 * Add support for the Featured Content Plugin
 *
 * @since Superhero 1.0
 */
function superhero_featured_content_init() {
	add_theme_support( 'featured-content', array(
		'featured_content_filter' => 'superhero_get_featured_posts',
		'description'             => __( 'The featured content section displays on the front page above the first post in the content area.', 'superhero' ),
		'max_posts'               => 10,
		'post_types'              => array( 'post', 'page' ),
	) );
}
add_action( 'after_setup_theme', 'superhero_featured_content_init' );


/**
 * Featured Posts
 *
 * @since Superhero 1.0
 */
function superhero_has_multiple_featured_posts() {
	$featured_posts = apply_filters( 'superhero_get_featured_posts', array() );
	return ( is_array( $featured_posts ) && 1 < count( $featured_posts ) );
}

function superhero_get_featured_posts() {
	return apply_filters( 'superhero_get_featured_posts', false );
}

/**
 * Add support for the Site Logo
 *
 * @since Superhero 1.1.6
 */
function superhero_site_logo_init() {
	add_image_size( 'superhero-logo', 480, 150 );
	add_theme_support( 'site-logo', array( 'size' => 'superhero-logo' ) );
}
add_action( 'after_setup_theme', 'superhero_site_logo_init' );

/**
 * Return early if Site Logo is not available.
 */
function superhero_the_site_logo() {
	if ( ! function_exists( 'jetpack_the_site_logo' ) ) {
		return;
	} else {
		jetpack_the_site_logo();
	}
}

/**
 * Add theme support for Responsive Videos
 *
 * @since Superhero 1.1.6
 */
function superhero_responsive_videos_init() {
	add_theme_support( 'jetpack-responsive-videos' );
}
add_action( 'after_setup_theme', 'superhero_responsive_videos_init' );

/**
 * Declare explicit support for Portfolios
 *
 * @since Superhero 1.3
 */
 function superhero_portfolio_init() {
 	add_theme_support( 'jetpack-portfolio', array(
		'title'          => true,
		'content'        => true,
		'featured-image' => true,
	) );
}
add_action( 'after_setup_theme', 'superhero_portfolio_init' );

/**
 * Portfolio Title.
 */
function superhero_portfolio_title( $before = '', $after = '' ) {
	$jetpack_portfolio_title = get_option( 'jetpack_portfolio_title' );
	$title = '';

	if ( is_post_type_archive( 'jetpack-portfolio' ) ) {
		if ( isset( $jetpack_portfolio_title ) && '' != $jetpack_portfolio_title ) {
			$title = esc_html( $jetpack_portfolio_title );
		} else {
			$title = post_type_archive_title( '', false );
		}
	} elseif ( is_tax( 'jetpack-portfolio-type' ) || is_tax( 'jetpack-portfolio-tag' ) ) {
		$title = single_term_title( '', false );
	}

	echo $before . $title . $after;
}

/**
 * Portfolio Content.
 */
function superhero_portfolio_content( $before = '', $after = '' ) {
	$jetpack_portfolio_content = get_option( 'jetpack_portfolio_content' );

	if ( is_tax() && get_the_archive_description() ) {
		echo $before . get_the_archive_description() . $after;
	} else if ( isset( $jetpack_portfolio_content ) && '' != $jetpack_portfolio_content ) {
		$content = convert_chars( convert_smilies( wptexturize( wp_kses_post( $jetpack_portfolio_content ) ) ) );
		echo $before . $content . $after;
	}
}

/**
 * Portfolio Featured Image.
 */
function superhero_portfolio_thumbnail( $before = '', $after = '' ) {
	$jetpack_portfolio_featured_image = get_option( 'jetpack_portfolio_featured_image' );

	if ( isset( $jetpack_portfolio_featured_image ) && '' != $jetpack_portfolio_featured_image ) {
		$featured_image = wp_get_attachment_image( (int) $jetpack_portfolio_featured_image, 'feat-img' );
		echo $before . $featured_image . $after;
	}
}

/**
 * Filter Infinite Scroll text handle.
 */
function superhero_portfolio_infinite_scroll_navigation( $js_settings ) {
	if ( is_post_type_archive( 'jetpack-portfolio' ) || is_tax( 'jetpack-portfolio-type' ) || is_tax( 'jetpack-portfolio-tag' ) ) {
		$js_settings[ 'text' ] = esc_js( esc_html__( 'Older projects', 'superhero' ) );
	}

	return $js_settings;
}
add_filter( 'infinite_scroll_js_settings', 'superhero_portfolio_infinite_scroll_navigation' );