<?php
/**
 * Holds the ShareaholicPublicJS class.
 *
 * @package shareaholic
 */

/**
 * This class gets the necessary components ready
 * for rendering the shareaholic js code for the template
 *
 * @package shareaholic
 */
class ShareaholicPublicJS {

	/**
	 * Return a base set of settings for the Shareaholic JS or Publisher SDK
	 */
	public static function get_base_settings() {
		$base_settings = array(
			'endpoints' => array(
				'local_recs_url' => admin_url( 'admin-ajax.php' ) . '?action=shareaholic_permalink_related',
				'ajax_url'       => admin_url( 'admin-ajax.php' ),
			),
		);

		$site_id = ShareaholicUtilities::get_option( 'api_key' );
		if ( ! empty( $site_id ) ) {
			$base_settings['site_id'] = $site_id;
		}

		$disable_share_counts_api   = ShareaholicUtilities::get_option( 'disable_internal_share_counts_api' );
		$share_counts_connect_check = ShareaholicUtilities::get_option( 'share_counts_connect_check' );

		if ( isset( $disable_share_counts_api ) ) {
			if ( isset( $share_counts_connect_check ) && 'SUCCESS' === $share_counts_connect_check && 'on' !== $disable_share_counts_api ) {
				$base_settings['endpoints']['share_counts_url'] = admin_url( 'admin-ajax.php' ) . '?action=shareaholic_share_counts_api';
			}
		}

		// User Attributes
		if ( is_user_logged_in() ) {
			$current_user = wp_get_current_user();
			if ( $current_user->user_email ) {
				$base_settings['user']['email'] = sanitize_email( $current_user->user_email );
			}
			if ( $current_user->user_login ) {
				$base_settings['user']['username'] = sanitize_text_field( $current_user->user_login );
			}
			if ( $current_user->ID ) {
				$base_settings['user']['id'] = sanitize_text_field( $current_user->ID );
			}
			// Can publish?
			if ( current_user_can( 'publish_posts' ) ) {
				$base_settings['user']['capabilities']['publish_posts'] = true;
			}
		} else {
			$commenter = wp_get_current_commenter();
			if ( $commenter['comment_author_email'] ) {
				$base_settings['user']['email'] = sanitize_email( $commenter['comment_author_email'] );
			}
		}

		// Used by Share Count Recovery.
		if ( is_singular() ) {
			global $post;

			$base_settings['url_components']['year']     = date( 'Y', strtotime( $post->post_date ) );
			$base_settings['url_components']['monthnum'] = date( 'm', strtotime( $post->post_date ) );
			$base_settings['url_components']['day']      = date( 'd', strtotime( $post->post_date ) );

			$base_settings['url_components']['hour']   = date( 'H', strtotime( $post->post_date ) );
			$base_settings['url_components']['minute'] = date( 'i', strtotime( $post->post_date ) );
			$base_settings['url_components']['second'] = date( 's', strtotime( $post->post_date ) );

			$base_settings['url_components']['post_id']  = "$post->ID";
			$base_settings['url_components']['postname'] = $post->post_name;

			if ( ShareaholicUtilities::get_option( 'enable_user_nicename' ) === 'on' ) {
				$base_settings['url_components']['author'] = get_the_author_meta( 'user_nicename', $post->post_author );
			}

			// ******** copied from WP core - START ******** //
			$category = '';
			$cats     = get_the_category( $post->ID );
			if ( $cats ) {
				// Sort the terms by ID and get the first category.
				if ( function_exists( 'wp_list_sort' ) ) {
					$cats = wp_list_sort(
						$cats,
						array(
							'term_id' => 'ASC',
						)
					);
				} else {
					usort( $cats, '_usort_terms_by_ID' );
				}

				$category_object = apply_filters( 'post_link_category', $cats[0], $cats, $post );

				$category_object = get_term( $category_object, 'category' );
				$category        = $category_object->slug;
				if ( $category_object->parent ) {
					$category = get_category_parents( $category_object->parent, false, '/', true ) . $category;
				}
			}
			// Show default category in permalinks,
			// without having to assign it explicitly.
			if ( empty( $category ) ) {
				$default_category = get_term( get_option( 'default_category' ), 'category' );
				if ( $default_category && ! is_wp_error( $default_category ) ) {
					$category = $default_category->slug;
				}
			}
			// ******** copied from WP core - END ******** //

			$base_settings['url_components']['category'] = $category;
		}

		return $base_settings;
	}

	public static function get_overrides() {
		$output = '';

		if ( ShareaholicUtilities::get_env() === 'staging' ) {
			$output = "data-shr-environment='stage' data-shr-assetbase='https://s3.amazonaws.com/cdn-staging-shareaholic/v2/'";
		}

		return $output;
	}

}