<?php
/**
 * WordPress.com-specific functions and definitions
 *
 * @package Twenty Fourteen
 */

/**
 * Adds support for wp.com-specific theme functions.
 *
 * @global array $themecolors
 * @return void
 */
function twentyfourteen_wpcom_setup() {
	global $themecolors;

	// Set theme colors for third party services.
	if ( ! isset( $themecolors ) ) {
		$themecolors = array(
			'bg'     => 'ffffff',
			'border' => 'e5e5e5',
			'text'   => '2b2b2b',
			'link'   => '24890d',
			'url'    => '24890d',
		);
	}

	// Enable support for WP.com global print style.
	add_theme_support( 'print-style' );
}
add_action( 'after_setup_theme', 'twentyfourteen_wpcom_setup' );

/**
 * De-queue Google fonts if custom fonts are being used instead.
 *
 * @return void
 */
function twentyfourteen_dequeue_fonts() {
	if ( class_exists( 'TypekitData' ) && class_exists( 'CustomDesign' ) && CustomDesign::is_upgrade_active() ) {
		$custom_fonts = TypekitData::get( 'families' );
		if ( $custom_fonts && $custom_fonts['headings']['id'] && $custom_fonts['body-text']['id'] )
			wp_dequeue_style( 'twentyfourteen-lato' );
	}
}
add_action( 'wp_enqueue_scripts', 'twentyfourteen_dequeue_fonts' );

/**
 * Remove the widont filter because of the limited space for post/page title in the design.
 *
 * @return void
 */
function twentyfourteen_wido() {
	remove_filter( 'the_title', 'widont' );
}
add_action( 'init', 'twentyfourteen_wido' );

/**
 * Enqueue our WP.com styles for front-end.
 * Loads after style.css so we can add overrides.
 */
function twentyfourteen_wpcom_styles() {
	wp_enqueue_style( 'twentyfourteen-wpcom-style', get_template_directory_uri() . '/css/style-wpcom.css', array( 'twentyfourteen-style' ), '20131112' );

	if ( is_rtl() ) {
		wp_enqueue_style( 'twentyfourteen-wpcom-rtl-style', get_template_directory_uri() . '/css/style-wpcom-rtl.css', array( 'twentyfourteen-wpcom-style' ), '20131114' );
	}
}
add_action( 'wp_enqueue_scripts', 'twentyfourteen_wpcom_styles' );

/**
 * A last try to show posts, in case the Featured Content plugin returns no IDs.
 *
 * @param array $featured_ids
 * @return array
 */
if ( !function_exists( 'twentyfourteen_featured_content_post_ids' ) ) {
	function twentyfourteen_featured_content_post_ids( $featured_ids ) {
		if ( empty( $featured_ids ) ) {
			$sticky_posts = get_option( 'sticky_posts', array() );
			if ( is_array( $sticky_posts ) ) {
				$featured_ids = array_slice( $sticky_posts, 0, 6 );
			}
		}

		return $featured_ids;
	}
	add_action( 'featured_content_post_ids', 'twentyfourteen_featured_content_post_ids' );
}

/**
 * Set the default tag name for Featured Content.
 *
 * @param WP_Customize_Manager $wp_customize Theme Customizer object.
 * @return void
 */
if ( !function_exists( 'twentyfourteen_customizer_default' ) ) {
	function twentyfourteen_customizer_default( $wp_customize ) {
		$wp_customize->get_setting( 'featured-content[tag-name]' )->default = 'featured';
	}
	add_action( 'customize_register', 'twentyfourteen_customizer_default' );
}

/**
 * Sets a default tag of 'featured' for Featured Content.
 *
 * @param array $settings
 * @return array
 */
if ( !function_exists( 'twentyfourteen_featured_content_default_settings' ) ) {
	function twentyfourteen_featured_content_default_settings( $settings ) {
		$settings['tag-name'] = 'featured';
		$settings['quantity'] = 6;

		return $settings;
	}
	add_action( 'featured_content_default_settings', 'twentyfourteen_featured_content_default_settings' );
}

/**
 * Removes sharing markup from post content if we're not in the loop and it's a
 * formatted post.
 *
 * @param bool $show Whether to show sharing options.
 * @param WP_Post $post The post to share.
 * @return bool
 */
if ( !function_exists( 'twentyfourteen_mute_content_filters' ) ) {
	function twentyfourteen_mute_content_filters( $show, $post ) {
		$formats = get_theme_support( 'post-formats' );
		if ( ! in_the_loop() && has_post_format( $formats[0], $post ) ) {
			$show = false;
		}
		return $show;
	}
	add_filter( 'sharing_show', 'twentyfourteen_mute_content_filters', 10, 2 );
}

/**
 * Override Featured Content quantity option.
 *
 * Since Twenty Fourteen doesn't use the quantity option (instead it goes
 * "up to 6" based on posts tagged or sticky posts), ignore the quantity
 * option set by the Jetpack Featured Content plugin.
 *
 * @return void
*/
function twentyfourteen_override_featured_quantity() {
	$option = (array) get_option( 'featured-content' );

	if ( isset( $option['quantity'] ) && 5 === $option['quantity'] ) {
		$option['quantity'] = 6;
		update_option( 'featured-content', $option );
	}
}
add_action( 'admin_init', 'twentyfourteen_override_featured_quantity' );