<?php

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * This controller handles settings related actions.
 * 
 * @since 1.0.0
 */
class GNPUB_Settings {

	/**
	 * @var GNPUB_Notices
	 */
	protected $notices;

	public function __construct( $notices ) {
		$this->notices = $notices;

		add_action( 'admin_init', array( $this, 'save_settings' ) );
	}


	/**
	 * Save the settings form when it has been submitted.
	 * 
	 * @since 1.0.0
	 */
	public function save_settings() {
		if ( isset( $_POST['save_gnpub_settings'] ) && current_user_can( 'manage_options' ) ) {
			// phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotValidated, WordPress.Security.ValidatedSanitizedInput.MissingUnslash, WordPress.Security.ValidatedSanitizedInput.InputNotSanitized		
			if ( ! wp_verify_nonce( $_POST['_wpnonce'], 'save_gnpub_settings' ) ) {
				$this->notices->add_notice( __( 'GN Publisher settings were not saved because the form has expired. Try again.', 'gn-publisher' ), 'error' );
				return;
			}

			if ( isset( $_POST['gnpub_news_sitmap'] ) && ! empty( $_POST['gnpub_news_sitmap'] ) ) {
				// phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
				$data = serialize( wp_unslash( $_POST['gnpub_news_sitmap'] ) );

				if ( ! empty( $data ) ) {
					update_option( 'gnpub_news_sitmap', $data );
				}
			}
						
			if ( isset( $_POST['gnpub_is_default_feed'] ) ) {
				update_option( 'gnpub_is_default_feed', true );
			} else {
				update_option( 'gnpub_is_default_feed', false );
			}

			 $gnpub_defaults = array('gnpub_enable_copy_protection'=>false,
									'gnpub_show_upto_value'=>1,
								 	'gnpub_show_upto_unit'=>'paragraph',
								 	'gnpub_exclude_categories'=>[],
								 	'gnpub_pp_authors_compat'=>false, 
								 	'gnpub_molongui_authors_compat'=>false, 
									'gnpub_pp_translate_press' => false,
									'gnpub_pp_flipboard_com' => false,
									'gnpub_enable_gnsitemap' => false,
									'gnpub_google_rev_snippet' => '',
									'gnpub_google_rev_snippet_name' => '',
									'gnpub_enable_google_revenue_manager' => false,
									'gnpub_show_info_featured_img'=>false,
									'gnpub_enable_feed_support' => array('post' => 1),
									'gnpub_enable_news_article_schema' => false,
									'gnpub_enable_google_news_follow' => false,
									'gnpub_enable_google_news_follow_text' => 'Follow us on',
									'gnpub_enable_google_news_follow_link' => '',
									'gnpub_apple_news' => false,
									'gnpub_apple_news_channel_id' => '',
									'gnpub_apple_news_api_key_id' => '',
									'gnpub_apple_news_api_key_secret' => '',
								);
			$gnpub_options= get_option( 'gnpub_new_options', $gnpub_defaults);
			$option_update=false;

			if ( isset( $_POST['gnpub_form_tab'] ) && $_POST['gnpub_form_tab']=='feature') {

				if(isset($_POST['gnpub_enable_google_revenue_manager'])){
					$gnpub_options['gnpub_enable_google_revenue_manager']= true;
					if(isset($_POST['gnpub_google_rev_snippet'])){
						$allowed_html = gnpub_expanded_allowed_tags();
						// phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- value is google script
						$snippet_script = wp_unslash( $_POST['gnpub_google_rev_snippet'] );
						$gnpub_options['gnpub_google_rev_snippet'] = wp_kses( $snippet_script, $allowed_html );
						if ( isset( $_POST['gnpub_google_rev_snippet_name'] ) ) {
							$gnpub_options['gnpub_google_rev_snippet_name'] = sanitize_text_field( wp_unslash( $_POST['gnpub_google_rev_snippet_name'] ) );
						}
						
					}else{
						$gnpub_options['gnpub_enable_google_revenue_manager'] = false;
					}
					$option_update=true;
				}else{
					$gnpub_options['gnpub_enable_google_revenue_manager']= false;
				}

				if ( isset( $_POST['gnpub_show_info_featured_img'] ) ) {
					$gnpub_options['gnpub_show_info_featured_img'] = true;
					$option_update=true;
				}
				else{
					$gnpub_options['gnpub_show_info_featured_img'] = false;
					$option_update=true;
				}
				if ( isset( $_POST['gnpub_enable_copy_protection'] ) ) {
					$gnpub_options['gnpub_enable_copy_protection']= true;
					$option_update=true;
				}else {
					$gnpub_options['gnpub_enable_copy_protection']= false;
					$option_update=true;
				}
				if ( isset( $_POST['gnpub_enable_gnsitemap'] )) {
					$gnpub_options['gnpub_enable_gnsitemap'] = true;
					flush_rewrite_rules(false);
					$option_update=true;
				}else{
					$gnpub_options['gnpub_enable_gnsitemap'] = false;
					$option_update=true;
				}

				if ( isset( $_POST['gnpub_show_upto_value'] ) ) {
					$safe_value = intval( $_POST['gnpub_show_upto_value'] );
					if ( ! $safe_value ) {
						$safe_value = 1;
					}
					$gnpub_options['gnpub_show_upto_value'] = $safe_value;
					$option_update=true;
				} 

				if ( isset( $_POST['gnpub_show_upto_unit'] ) ) {

					$allowed_values = array('paragraph','word','character');
					$safe_value = sanitize_text_field( wp_unslash( $_POST['gnpub_show_upto_unit'] ) );

					if ( ! in_array( $safe_value,$allowed_values ) ) {
						$safe_value='paragraph';
					}

					$gnpub_options['gnpub_show_upto_unit'] = $safe_value;
					$option_update = true;
				} 

				if ( ! empty( $_POST['gnpub_exclude_categories'] ) ) {
					// Sanitizing posted array 
					// phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- Sanitized below
					$gnpub_exclude_keys = array_keys( wp_unslash( $_POST['gnpub_exclude_categories']) );
					$gnpub_exclude_keys = array_map( 'sanitize_key', $gnpub_exclude_keys );
					// phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized, WordPress.Security.ValidatedSanitizedInput.MissingUnslash	 -- Sanitization has been done below
					$gnpub_exclude_values = array_values( $_POST['gnpub_exclude_categories'] );
					$gnpub_exclude_values = array_map( 'sanitize_text_field', $gnpub_exclude_values );
					$gnpub_exclude_categories = array_combine( $gnpub_exclude_keys, $gnpub_exclude_values );
					$gnpub_options['gnpub_exclude_categories'] = $gnpub_exclude_categories;
					$option_update = true;

				} else {

					$gnpub_options['gnpub_exclude_categories'] = [];
					$option_update = true;

				}

				if ( isset( $_POST['gnpub_enable_news_article_schema'] ) ) {
					$gnpub_options['gnpub_enable_news_article_schema'] = true;
					$option_update=true;
				}else{
					$gnpub_options['gnpub_enable_news_article_schema']= false;
				}

				if ( isset( $_POST['gnpub_enable_google_news_follow'] ) ) {
					$gnpub_options['gnpub_enable_google_news_follow'] = true;
					$option_update=true;
				}else{
					$gnpub_options['gnpub_enable_google_news_follow']= false;
				}

				if ( isset( $_POST['gnpub_enable_google_news_follow_text'] ) ) {
					$gnpub_options['gnpub_enable_google_news_follow_text'] = sanitize_text_field( wp_unslash( $_POST['gnpub_enable_google_news_follow_text'] ) );
				}

				if ( isset( $_POST['gnpub_enable_google_news_follow_link'] ) ) {
					$gnpub_options['gnpub_enable_google_news_follow_link'] = sanitize_text_field( wp_unslash( $_POST['gnpub_enable_google_news_follow_link'] ) );
				}

			}

			if ( isset( $_POST['gnpub_form_tab'] ) && $_POST['gnpub_form_tab'] == 'compat' ) {

				$gnpub_options['gnpub_pp_authors_compat'] = false;
				if ( isset( $_POST['gnpub_pp_authors_compat'] )) {
					$gnpub_options['gnpub_pp_authors_compat'] = true;	
				}
				$gnpub_options['gnpub_molongui_authors_compat'] = false;
				if ( isset( $_POST['gnpub_molongui_authors_compat'] )) {
					$gnpub_options['gnpub_molongui_authors_compat'] = true;	
				}
				$gnpub_options['gnpub_pp_translate_press'] = false;
				if ( isset( $_POST['gnpub_pp_translate_press'] )) {
					$gnpub_options['gnpub_pp_translate_press'] = true;	
				}
				$gnpub_options['gnpub_pp_flipboard_com']= false;
				if ( isset( $_POST['gnpub_pp_flipboard_com'] )) {
					$gnpub_options['gnpub_pp_flipboard_com'] = true;	
				}
				if ( isset( $_POST['gnpub_apple_news'] )) {
					$gnpub_options['gnpub_apple_news'] = true;	
				}else{
					$gnpub_options['gnpub_apple_news'] = false;	
				}
				if ( isset( $_POST['gnpub_apple_news_channel_id'] )) {
					$gnpub_options['gnpub_apple_news_channel_id'] = sanitize_text_field( wp_unslash ($_POST['gnpub_apple_news_channel_id'] ) );	
				}
				if ( isset( $_POST['gnpub_apple_news_api_key_id'] )) {
					$gnpub_options['gnpub_apple_news_api_key_id'] = sanitize_text_field( wp_unslash( $_POST['gnpub_apple_news_api_key_id'] ) );	
				}
				if ( isset( $_POST['gnpub_apple_news_api_key_secret'] )) {
					$gnpub_options['gnpub_apple_news_api_key_secret'] = sanitize_text_field( wp_unslash( $_POST['gnpub_apple_news_api_key_secret'] ) );	
				}
				$option_update = true;
			}

			if(isset($_POST['gnpub_feed_support']['enable_feed_support']) && !empty($_POST['gnpub_feed_support']['enable_feed_support'])){
				$gnpub_options['gnpub_enable_feed_support'] = array_map('intval', $_POST['gnpub_feed_support']['enable_feed_support']);
				$option_update = true;
			}else{
				$gnpub_options['gnpub_enable_feed_support'] = array('post' => 1);
				$option_update = true;
			}

			if ( $option_update == true ){			
			  update_option( 'gnpub_new_options', $gnpub_options);	
			}

			$this->notices->add_notice( __( 'GN Publisher settings saved.', 'gn-publisher' ) );
		}
	}

}