<?php
/**
 * The WordPress helpers.
 *
 * @since      0.9.0
 * @package    RankMath
 * @subpackage RankMath\Helpers
 * @author     Rank Math <support@rankmath.com>
 */

namespace RankMath\Helpers;

use RankMath\Post;
use RankMath\Term;
use RankMath\User;
use RankMath\Helper;
use MyThemeShop\Helpers\Str;
use MyThemeShop\Helpers\WordPress as WP_Helper;

defined( 'ABSPATH' ) || exit;

/**
 * WordPress class.
 */
trait WordPress {

	/**
	 * Wraps wp_safe_redirect to add header.
	 *
	 * @codeCoverageIgnore
	 *
	 * @param string $location The path to redirect to.
	 * @param int    $status   Status code to use.
	 */
	public static function redirect( $location, $status = 302 ) {
		header( 'X-Redirect-By: Rank Math' );
		wp_safe_redirect( $location, $status );
		exit;
	}

	/**
	 * Whether the current user has a specific capability.
	 *
	 * @codeCoverageIgnore
	 * @see current_user_can()
	 *
	 * @param  string $capability Capability name.
	 * @return boolean Whether the current user has the given capability.
	 */
	public static function has_cap( $capability ) {
		return current_user_can( 'rank_math_' . str_replace( '-', '_', $capability ) );
	}

	/**
	 * Get post meta value.
	 *
	 * @codeCoverageIgnore
	 *
	 * @param  string  $key     Internal key of the value to get (without prefix).
	 * @param  integer $post_id Post ID of the post to get the value for.
	 * @return mixed
	 */
	public static function get_post_meta( $key, $post_id = 0 ) {
		return Post::get_meta( $key, $post_id );
	}

	/**
	 * Get term meta value.
	 *
	 * @codeCoverageIgnore
	 *
	 * @param  string $key      Internal key of the value to get (without prefix).
	 * @param  mixed  $term     Term to get the meta value for either (string) term name, (int) term id or (object) term.
	 * @param  string $taxonomy Name of the taxonomy to which the term is attached.
	 * @return mixed
	 */
	public static function get_term_meta( $key, $term = 0, $taxonomy = '' ) {
		return Term::get_meta( $key, $term, $taxonomy );
	}

	/**
	 * Get user meta value.
	 *
	 * @codeCoverageIgnore
	 *
	 * @param  string $key  Internal key of the value to get (without prefix).
	 * @param  mixed  $user User to get the meta value for either (int) user id or (object) user.
	 * @return mixed
	 */
	public static function get_user_meta( $key, $user = 0 ) {
		return User::get_meta( $key, $user );
	}

	/**
	 * Get admin url.
	 *
	 * @param  string $page Page id.
	 * @param  array  $args Pass arguments to query string.
	 * @return string
	 */
	public static function get_admin_url( $page = '', $args = [] ) {
		$page = $page ? 'rank-math-' . $page : 'rank-math';
		$args = wp_parse_args( $args, [ 'page' => $page ] );

		return add_query_arg( $args, admin_url( 'admin.php' ) );
	}

	/**
	 * Get Rank Math Connect URL.
	 *
	 * @since 1.0.19
	 * @return string
	 */
	public static function get_connect_url() {
		$args = [
			'page' => 'rank-math',
			'view' => 'help',
		];
		if ( ! is_multisite() ) {
			return add_query_arg( $args, admin_url( 'admin.php' ) );
		}

		// Makes sure the plugin functions are defined before trying to use them.
		if ( ! function_exists( 'is_plugin_active_for_network' ) ) {
			require_once( ABSPATH . '/wp-admin/includes/plugin.php' );
		}

		return is_plugin_active_for_network( plugin_basename( RANK_MATH_FILE ) ) ? add_query_arg( $args, network_admin_url( 'admin.php' ) ) : add_query_arg( $args, admin_url( 'admin.php' ) );
	}

	/**
	 * Get Rank Math Dashboard url.
	 *
	 * @codeCoverageIgnore
	 *
	 * @return string
	 */
	public static function get_dashboard_url() {
		$site_type     = get_transient( '_rank_math_site_type' );
		$business_type = [ 'news', 'business', 'webshop', 'otherbusiness' ];

		if ( in_array( $site_type, $business_type, true ) ) {
			return self::get_admin_url( 'options-titles#setting-panel-local' );
		}
		return admin_url( 'admin.php?page=rank-math&view=modules' );
	}

	/**
	 * Get default capabilities.
	 *
	 * @codeCoverageIgnore
	 *
	 * @return array
	 */
	public static function get_capabilities() {
		$caps = [
			'rank_math_titles'          => esc_html__( 'Titles & Meta Settings', 'rank-math' ),
			'rank_math_general'         => esc_html__( 'General Settings', 'rank-math' ),
			'rank_math_sitemap'         => esc_html__( 'Sitemap Settings', 'rank-math' ),
			'rank_math_404_monitor'     => esc_html__( '404 Monitor Log', 'rank-math' ),
			'rank_math_link_builder'    => esc_html__( 'Link Builder', 'rank-math' ),
			'rank_math_redirections'    => esc_html__( 'Redirections', 'rank-math' ),
			'rank_math_role_manager'    => esc_html__( 'Role Manager', 'rank-math' ),
			'rank_math_search_console'  => esc_html__( 'Search Console', 'rank-math' ),
			'rank_math_site_analysis'   => esc_html__( 'Site-Wide Analysis', 'rank-math' ),
			'rank_math_onpage_analysis' => esc_html__( 'On-Page Analysis', 'rank-math' ),
			'rank_math_onpage_general'  => esc_html__( 'On-Page General Settings', 'rank-math' ),
			'rank_math_onpage_advanced' => esc_html__( 'On-Page Advanced Settings', 'rank-math' ),
			'rank_math_onpage_snippet'  => esc_html__( 'On-Page Rich Snippet Settings', 'rank-math' ),
			'rank_math_onpage_social'   => esc_html__( 'On-Page Social Settings', 'rank-math' ),
			'rank_math_admin_bar'       => esc_html__( 'Top Admin Bar', 'rank-math' ),
		];

		if ( ! function_exists( 'rank_math_load_premium' ) ) {
			unset( $caps['rank_math_link_builder'] );
		}

		return $caps;
	}

	/**
	 * Get active capabilities.
	 *
	 * @codeCoverageIgnore
	 *
	 * @return array
	 */
	public static function get_roles_capabilities() {
		$data = [];
		$caps = array_keys( self::get_capabilities() );

		foreach ( WP_Helper::get_roles() as $slug => $role ) {
			$role = get_role( $slug );
			if ( ! $role ) {
				continue;
			}

			$slug = esc_attr( $slug );
			foreach ( $caps as $cap ) {
				$granted = $role->has_cap( $cap );
				if ( $granted ) {
					$data[ $slug ][] = $cap;
				}
			}
		}

		return $data;
	}

	/**
	 * Set capabilities to role.
	 *
	 * @codeCoverageIgnore
	 *
	 * @param array $roles Data.
	 */
	public static function set_capabilities( $roles ) {
		$caps = array_keys( self::get_capabilities() );
		foreach ( WP_Helper::get_roles() as $slug => $role ) {
			$role = get_role( $slug );
			if ( ! $role ) {
				continue;
			}

			$roles[ $slug ] = isset( $roles[ $slug ] ) && is_array( $roles[ $slug ] ) ? array_flip( $roles[ $slug ] ) : [];
			foreach ( $caps as $cap ) {
				if ( isset( $roles[ $slug ], $roles[ $slug ][ $cap ] ) ) {
					$role->add_cap( $cap );
				} else {
					$role->remove_cap( $cap );
				}
			}
		}
	}

	/**
	 * Schedules a rewrite flush to happen.
	 *
	 * @codeCoverageIgnore
	 */
	public static function schedule_flush_rewrite() {
		update_option( 'rank_math_flush_rewrite', 1 );
	}

	/**
	 * Get post thumbnail with fallback as
	 *     1. Post thumbnail.
	 *     2. First image in content.
	 *     3. Facebook image if any
	 *     4. Twitter image if any.
	 *     5. Default open graph image set in option panel.
	 *
	 * @codeCoverageIgnore
	 *
	 * @param  int|WP_Post  $post_id Post ID or WP_Post object.
	 * @param  string|array $size    Image size. Accepts any valid image size, or an array of width and height values in pixels.
	 * @return false|array Returns an array (url, width, height, is_intermediate), or false, if no image is available.
	 */
	public static function get_thumbnail_with_fallback( $post_id, $size = 'thumbnail' ) {
		if ( has_post_thumbnail( $post_id ) ) {
			return wp_get_attachment_image_src( get_post_thumbnail_id( $post_id ), $size );
		}

		preg_match_all( '/<img.+src=[\'"]([^\'"]+)[\'"].*>/i', get_the_content(), $matches );
		$matches = array_filter( $matches );
		if ( ! empty( $matches ) ) {
			return [ $matches[1][0], 200, 200 ];
		}

		$fb_image = Helper::get_post_meta( 'facebook_image_id', $post_id );
		$tw_image = Helper::get_post_meta( 'twitter_image_id', $post_id );
		$og_image = $fb_image ? $fb_image : $tw_image;

		if ( $og_image ) {
			return wp_get_attachment_image_src( $og_image, $size );
		}

		$default_og = Helper::get_settings( 'titles.open_graph_image_id' );
		return $default_og ? wp_get_attachment_image_src( $default_og, $size ) : false;
	}

	/**
	 * Check if plugin is network active
	 *
	 * @codeCoverageIgnore
	 *
	 * @return boolean
	 */
	public static function is_plugin_active_for_network() {
		if ( ! is_multisite() ) {
			return false;
		}

		// Makes sure the plugin is defined before trying to use it.
		if ( ! function_exists( 'is_plugin_active_for_network' ) ) {
			require_once( ABSPATH . '/wp-admin/includes/plugin.php' );
		}

		if ( ! is_plugin_active_for_network( plugin_basename( RANK_MATH_FILE ) ) ) {
			return false;
		}

		return true;
	}

	/**
	 * Helper function to validate & format ISO 8601 duration.
	 *
	 * @param  string $iso8601 Duration which need to be converted to seconds.
	 * @return string
	 *
	 * @since 1.0.21
	 */
	public static function get_formatted_duration( $iso8601 ) {
		$end = substr( $iso8601, -1 );
		if ( ! in_array( $end, [ 'D', 'H', 'M', 'S' ], true ) ) {
			return '';
		}

		// The format starts with the letter P, for "period".
		return ( ! Str::starts_with( 'P', $iso8601 ) ) ? 'PT' . $iso8601 : $iso8601;
	}

	/**
	 * Get robots default.
	 *
	 * @return array
	 */
	public static function get_robots_defaults() {
		$screen = get_current_screen();
		$robots = Helper::get_settings( 'titles.robots_global', [] );

		if ( 'post' === $screen->base && Helper::get_settings( "titles.pt_{$screen->post_type}_custom_robots" ) ) {
			$robots = Helper::get_settings( "titles.pt_{$screen->post_type}_robots", [] );
		}

		if ( 'term' === $screen->base && Helper::get_settings( "titles.tax_{$screen->taxonomy}_custom_robots" ) ) {
			$robots = Helper::get_settings( "titles.tax_{$screen->taxonomy}_robots", [] );
		}

		if ( 'profile' === $screen->base && Helper::get_settings( 'titles.author_custom_robots' ) ) {
			$robots = Helper::get_settings( 'titles.author_robots', [] );
		}

		if ( is_array( $robots ) && ! in_array( 'noindex', $robots, true ) ) {
			$robots[] = 'index';
		}

		return $robots;
	}
}