w3bdesign / algolia-woo-indexer

classes/class-algolia-woo-indexer.php

Spacing +111 added lines, -111 removed lines

@@ -14,27 +14,27 @@ 
 /**
  * Abort if this file is called directly
  */
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
 /**
  * Include plugin file if function is_plugin_active does not exist
  */
-if (! function_exists('is_plugin_active')) {
+if ( ! function_exists('is_plugin_active')) {
     require_once(ABSPATH . '/wp-admin/includes/plugin.php');
 }
 
 /**
  * Define the plugin version and the database table name
  */
-define( 'ALGOWOO_DB_OPTION', '_algolia_woo_indexer' );
-define( 'ALGOWOO_CURRENT_DB_VERSION', '0.3' );
+define('ALGOWOO_DB_OPTION', '_algolia_woo_indexer');
+define('ALGOWOO_CURRENT_DB_VERSION', '0.3');
 
 /**
  * Define application constants
  */
-define( 'CHANGE_ME', 'change me' );
+define('CHANGE_ME', 'change me');
 
 /**
  * Database table names
@@ -44,7 +44,7 @@ 
 define('ALGOLIA_APPLICATION_ID', '_application_id');
 define('ALGOLIA_API_KEY', '_admin_api_key');
 
-if ( ! class_exists( 'Algolia_Woo_Indexer' ) ) {
+if ( ! class_exists('Algolia_Woo_Indexer')) {
 	/**
 	 * Algolia WooIndexer main class
 	 */
@@ -94,13 +94,13 @@ 
 			*
 			* @see https://developer.wordpress.org/reference/functions/register_setting/
 			*/
-			if ( is_admin() ) {
+			if (is_admin()) {
 				$arguments = array(
 					'type'              => 'string',
 					'sanitize_callback' => 'settings_fields_validate_options',
 					'default'           => null,
 				);
-				register_setting( 'algolia_woo_options', 'algolia_woo_options', $arguments );
+				register_setting('algolia_woo_options', 'algolia_woo_options', $arguments);
 
 				/**
 				 * Make sure we reference the instance of the current class by using self::get_instance()
@@ -113,35 +113,35 @@ 
 				 */
 				add_settings_section(
 					'algolia_woo_indexer_main',
-					esc_html__( 'Algolia Woo Plugin Settings', 'algolia-woo-indexer' ),
-					array( $algowooindexer, 'algolia_woo_indexer_section_text' ),
+					esc_html__('Algolia Woo Plugin Settings', 'algolia-woo-indexer'),
+					array($algowooindexer, 'algolia_woo_indexer_section_text'),
 					'algolia_woo_indexer'
 				);
 				add_settings_field(
 					'algolia_woo_indexer_application_id',
-					esc_html__( 'Application ID', 'algolia-woo-indexer' ),
-					array( $algowooindexer, 'algolia_woo_indexer_application_id_output' ),
+					esc_html__('Application ID', 'algolia-woo-indexer'),
+					array($algowooindexer, 'algolia_woo_indexer_application_id_output'),
 					'algolia_woo_indexer',
 					'algolia_woo_indexer_main'
 				);
 				add_settings_field(
 					'algolia_woo_indexer_admin_api_key',
-					esc_html__( 'Admin API Key', 'algolia-woo-indexer' ),
-					array( $algowooindexer, 'algolia_woo_indexer_admin_api_key_output' ),
+					esc_html__('Admin API Key', 'algolia-woo-indexer'),
+					array($algowooindexer, 'algolia_woo_indexer_admin_api_key_output'),
 					'algolia_woo_indexer',
 					'algolia_woo_indexer_main'
 				);
 				add_settings_field(
 					'algolia_woo_indexer_index_name',
-					esc_html__( 'Index name (will be created if not existing)', 'algolia-woo-indexer' ),
-					array( $algowooindexer, 'algolia_woo_indexer_index_name_output' ),
+					esc_html__('Index name (will be created if not existing)', 'algolia-woo-indexer'),
+					array($algowooindexer, 'algolia_woo_indexer_index_name_output'),
 					'algolia_woo_indexer',
 					'algolia_woo_indexer_main'
 				);
 				add_settings_field(
 					'algolia_woo_indexer_automatically_send_new_products',
-					esc_html__( 'Automatically index new products', 'algolia-woo-indexer' ),
-					array( $algowooindexer, 'algolia_woo_indexer_automatically_send_new_products_output' ),
+					esc_html__('Automatically index new products', 'algolia-woo-indexer'),
+					array($algowooindexer, 'algolia_woo_indexer_automatically_send_new_products_output'),
 					'algolia_woo_indexer',
 					'algolia_woo_indexer_main'
 				);
@@ -156,13 +156,13 @@ 
 		 * @return void
 		 */
 		public static function algolia_woo_indexer_admin_api_key_output() {
-			$api_key = get_option( ALGOWOO_DB_OPTION . ALGOLIA_API_KEY );
+			$api_key = get_option(ALGOWOO_DB_OPTION . ALGOLIA_API_KEY);
 			$api_key = is_string($api_key) ? $api_key : CHANGE_ME;
 
-			wp_nonce_field( 'algolia_woo_indexer_admin_api_nonce_action', 'algolia_woo_indexer_admin_api_nonce_name' );
+			wp_nonce_field('algolia_woo_indexer_admin_api_nonce_action', 'algolia_woo_indexer_admin_api_nonce_name');
 
 			echo "<input id='algolia_woo_indexer_admin_api_key' name='algolia_woo_indexer_admin_api_key[key]'
-				type='text' value='" . esc_attr( $api_key ) . "' />";
+				type='text' value='" . esc_attr($api_key) . "' />";
 		}
 
 		/**
@@ -171,11 +171,11 @@ 
 		 * @return void
 		 */
 		public static function algolia_woo_indexer_application_id_output() {
-			$application_id = get_option( ALGOWOO_DB_OPTION . ALGOLIA_APPLICATION_ID );
+			$application_id = get_option(ALGOWOO_DB_OPTION . ALGOLIA_APPLICATION_ID);
 			$application_id = is_string($application_id) ? $application_id : CHANGE_ME;
 
 			echo "<input id='algolia_woo_indexer_application_id' name='algolia_woo_indexer_application_id[id]'
-				type='text' value='" . esc_attr( $application_id ) . "' />";
+				type='text' value='" . esc_attr($application_id) . "' />";
 		}
 
 		/**
@@ -184,11 +184,11 @@ 
 		 * @return void
 		 */
 		public static function algolia_woo_indexer_index_name_output() {
-			$index_name = get_option( ALGOWOO_DB_OPTION . INDEX_NAME );
+			$index_name = get_option(ALGOWOO_DB_OPTION . INDEX_NAME);
 			$index_name = is_string($index_name) ? $index_name : CHANGE_ME;
 
 			echo "<input id='algolia_woo_indexer_index_name' name='algolia_woo_indexer_index_name[name]'
-				type='text' value='" . esc_attr( $index_name ) . "' />";
+				type='text' value='" . esc_attr($index_name) . "' />";
 		}
 		
 		/**
@@ -201,11 +201,11 @@ 
 			 * Sanitization is not really needed as the variable is not directly echoed
 			 * But I have still done it to be 100% safe
 			 */
-			$automatically_send_new_products = get_option( ALGOWOO_DB_OPTION . AUTOMATICALLY_SEND_NEW_PRODUCTS );
-			$automatically_send_new_products = ( ! empty( $automatically_send_new_products ) ) ? 1 : 0;
+			$automatically_send_new_products = get_option(ALGOWOO_DB_OPTION . AUTOMATICALLY_SEND_NEW_PRODUCTS);
+			$automatically_send_new_products = ( ! empty($automatically_send_new_products)) ? 1 : 0;
 			?>
 			<input id="algolia_woo_indexer_automatically_send_new_products" name="algolia_woo_indexer_automatically_send_new_products[checked]"
-			type="checkbox" <?php checked( 1, $automatically_send_new_products ); ?> />
+			type="checkbox" <?php checked(1, $automatically_send_new_products); ?> />
 			<?php
 		}
 
@@ -215,7 +215,7 @@ 
 		 * @return void
 		 */
 		public static function algolia_woo_indexer_section_text() {
-			echo esc_html__( 'Enter your settings here', 'algolia-woo-indexer' );
+			echo esc_html__('Enter your settings here', 'algolia-woo-indexer');
 		}
 
 		/**
@@ -225,7 +225,7 @@ 
 		 */
 		public static function maybe_send_products() {
 
-			if ( true === Algolia_Verify_Nonces::verify_send_products_nonce() ) {
+			if (true === Algolia_Verify_Nonces::verify_send_products_nonce()) {
 				self::send_products_to_algolia();	
 			}
 		}
@@ -240,19 +240,19 @@ 
 			/**
 			 * Fetch the option to see if we are going to automatically send new products
 			 */
-			$automatically_send_new_products = get_option( ALGOWOO_DB_OPTION . AUTOMATICALLY_SEND_NEW_PRODUCTS );
+			$automatically_send_new_products = get_option(ALGOWOO_DB_OPTION . AUTOMATICALLY_SEND_NEW_PRODUCTS);
 
 			/**
 			 * Check that we have the minimum versions required and all of the required PHP extensions
 			 */
 			Algolia_Check_Requirements::check_unmet_requirements();
 
-			if ( ! Algolia_Check_Requirements::algolia_wp_version_check() || ! Algolia_Check_Requirements::algolia_php_version_check() ) {
+			if ( ! Algolia_Check_Requirements::algolia_wp_version_check() || ! Algolia_Check_Requirements::algolia_php_version_check()) {
 				add_action(
 					'admin_notices',
-					function () {
+					function() {
 						echo '<div class="error notice">
-                                  <p>' . esc_html__( 'Please check the server requirements for Algolia Woo Indexer. <br/> It requires minimum PHP version 7.2 and WordPress version 5.0', 'algolia-woo-indexer' ) . '</p>
+                                  <p>' . esc_html__('Please check the server requirements for Algolia Woo Indexer. <br/> It requires minimum PHP version 7.2 and WordPress version 5.0', 'algolia-woo-indexer') . '</p>
                                 </div>';
 					}
 				);
@@ -263,33 +263,33 @@ 
 			/**
 			 * Setup translations
 			 */
-			add_action( 'plugins_loaded', array( $ob_class, 'load_textdomain' ) );
+			add_action('plugins_loaded', array($ob_class, 'load_textdomain'));
 
 			/**
 			 * Add actions to setup admin menu
 			 */
-			if ( is_admin() ) {
-				add_action( 'admin_menu', array( $ob_class, 'admin_menu' ) );
-				add_action( 'admin_init', array( $ob_class, 'setup_settings_sections' ) );
-				add_action( 'admin_init', array( $ob_class, 'update_settings_options' ) );
-				add_action( 'admin_init', array( $ob_class, 'maybe_send_products' ) );
+			if (is_admin()) {
+				add_action('admin_menu', array($ob_class, 'admin_menu'));
+				add_action('admin_init', array($ob_class, 'setup_settings_sections'));
+				add_action('admin_init', array($ob_class, 'update_settings_options'));
+				add_action('admin_init', array($ob_class, 'maybe_send_products'));
 
 				/**
 				 * Register hook to automatically send new products if the option is set
 				 */
 
-				if ( '1' === $automatically_send_new_products ) {
-					add_action( 'save_post', array( $ob_class, 'send_new_product_to_algolia' ), 10, 3 );
+				if ('1' === $automatically_send_new_products) {
+					add_action('save_post', array($ob_class, 'send_new_product_to_algolia'), 10, 3);
 				}
 
-				self::$plugin_url = admin_url( 'options-general.php?page=algolia-woo-indexer-settings' );
+				self::$plugin_url = admin_url('options-general.php?page=algolia-woo-indexer-settings');
 
-				if ( ! is_plugin_active('woocommerce/woocommerce.php') ) {
+				if ( ! is_plugin_active('woocommerce/woocommerce.php')) {
 					add_action(
 						'admin_notices',
-						function () {
+						function() {
 							echo '<div class="error notice">
-								  <p>' . esc_html__( 'WooCommerce plugin must be enabled for Algolia Woo Indexer to work.', 'algolia-woo-indexer' ) . '</p>
+								  <p>' . esc_html__('WooCommerce plugin must be enabled for Algolia Woo Indexer to work.', 'algolia-woo-indexer') . '</p>
 								</div>';
 						}
 					);
@@ -305,12 +305,12 @@ 
 		 *
 		 * @return void
 		 */
-		public static function send_new_product_to_algolia( $post_id, $post ) {
+		public static function send_new_product_to_algolia($post_id, $post) {
 
-			if ( 'publish' !== $post->post_status || 'product' !== $post->post_type ) {
+			if ('publish' !== $post->post_status || 'product' !== $post->post_type) {
 				return;
 			}
-			self::send_products_to_algolia( $post_id );
+			self::send_products_to_algolia($post_id);
 		}
 
 		/**
@@ -326,7 +326,7 @@ 
 			/**
 			 * Do not proceed if we are going to send products
 			 */
-			if ( true === Algolia_Verify_Nonces::verify_send_products_nonce() ) {
+			if (true === Algolia_Verify_Nonces::verify_send_products_nonce()) {
 				return;
 			}
 
@@ -335,24 +335,24 @@ 
 			 *
 			 * @see https://www.php.net/manual/en/function.filter-input.php
 			 */
-			$post_application_id             = filter_input( INPUT_POST, 'algolia_woo_indexer_application_id', FILTER_DEFAULT, FILTER_REQUIRE_ARRAY );
-			$post_api_key                    = filter_input( INPUT_POST, 'algolia_woo_indexer_admin_api_key', FILTER_DEFAULT, FILTER_REQUIRE_ARRAY );
-			$post_index_name                 = filter_input( INPUT_POST, 'algolia_woo_indexer_index_name', FILTER_DEFAULT, FILTER_REQUIRE_ARRAY );	
-			$automatically_send_new_products = filter_input( INPUT_POST, 'algolia_woo_indexer_automatically_send_new_products', FILTER_DEFAULT, FILTER_REQUIRE_ARRAY );
+			$post_application_id             = filter_input(INPUT_POST, 'algolia_woo_indexer_application_id', FILTER_DEFAULT, FILTER_REQUIRE_ARRAY);
+			$post_api_key                    = filter_input(INPUT_POST, 'algolia_woo_indexer_admin_api_key', FILTER_DEFAULT, FILTER_REQUIRE_ARRAY);
+			$post_index_name                 = filter_input(INPUT_POST, 'algolia_woo_indexer_index_name', FILTER_DEFAULT, FILTER_REQUIRE_ARRAY);	
+			$automatically_send_new_products = filter_input(INPUT_POST, 'algolia_woo_indexer_automatically_send_new_products', FILTER_DEFAULT, FILTER_REQUIRE_ARRAY);
 
 			/**
 			 * Properly sanitize text fields before updating data
 			 *
 			 * @see https://developer.wordpress.org/reference/functions/sanitize_text_field/
 			 */
-			$filtered_application_id = sanitize_text_field( $post_application_id['id'] );
-			$filtered_api_key        = sanitize_text_field( $post_api_key['key'] );
-			$filtered_index_name     = sanitize_text_field( $post_index_name['name'] );
+			$filtered_application_id = sanitize_text_field($post_application_id['id']);
+			$filtered_api_key        = sanitize_text_field($post_api_key['key']);
+			$filtered_index_name     = sanitize_text_field($post_index_name['name']);
 
 			/**
 			 * Sanitizing by setting the value to either 1 or 0
 			 */
-			$filtered_automatically_send_new_products = ( ! empty( $automatically_send_new_products ) ) ? 1 : 0;
+			$filtered_automatically_send_new_products = ( ! empty($automatically_send_new_products)) ? 1 : 0;
 
 			/**
 			 * Values have been filtered and sanitized
@@ -360,28 +360,28 @@ 
 			 *
 			 * @see https://developer.wordpress.org/reference/functions/update_option/
 			 */
-			if ( isset( $filtered_application_id ) && ( ! empty( $filtered_application_id ) ) ) {
+			if (isset($filtered_application_id) && ( ! empty($filtered_application_id))) {
 				update_option(
 					ALGOWOO_DB_OPTION . ALGOLIA_APPLICATION_ID,
 					$filtered_application_id
 				);
 			}
 
-			if ( isset( $filtered_api_key ) && ( ! empty( $filtered_api_key ) ) ) {
+			if (isset($filtered_api_key) && ( ! empty($filtered_api_key))) {
 				update_option(
 					ALGOWOO_DB_OPTION . ALGOLIA_API_KEY,
 					$filtered_api_key
 				);
 			}
 
-			if ( isset( $filtered_index_name ) && ( ! empty( $filtered_index_name ) ) ) {
+			if (isset($filtered_index_name) && ( ! empty($filtered_index_name))) {
 				update_option(
 					ALGOWOO_DB_OPTION . INDEX_NAME,
 					$filtered_index_name
 				);
 			}
 
-			if ( isset( $filtered_automatically_send_new_products ) && ( ! empty( $filtered_automatically_send_new_products ) ) ) {
+			if (isset($filtered_automatically_send_new_products) && ( ! empty($filtered_automatically_send_new_products))) {
 				update_option(
 					ALGOWOO_DB_OPTION . AUTOMATICALLY_SEND_NEW_PRODUCTS,
 					$filtered_automatically_send_new_products
@@ -395,31 +395,31 @@ 
 		 * @param Int $id Product to send to Algolia if we send only a single product
 		 * @return void
 		 */
-		public static function send_products_to_algolia( $id = '' ) {
+		public static function send_products_to_algolia($id = '') {
 			/**
 			 * Remove classes from plugin URL and autoload Algolia with Composer
 			 */
 
-			$base_plugin_directory = str_replace( 'classes', '', dirname( __FILE__ ) );
+			$base_plugin_directory = str_replace('classes', '', dirname(__FILE__));
 			require_once $base_plugin_directory . '/vendor/autoload.php';
 
 			/**
 			 * Fetch the required variables from the Settings API
 			 */
 
-			$algolia_application_id = get_option( ALGOWOO_DB_OPTION . ALGOLIA_APPLICATION_ID );
-			$algolia_api_key        = get_option( ALGOWOO_DB_OPTION . ALGOLIA_API_KEY );
-			$algolia_index_name     = get_option( ALGOWOO_DB_OPTION . INDEX_NAME );	
+			$algolia_application_id = get_option(ALGOWOO_DB_OPTION . ALGOLIA_APPLICATION_ID);
+			$algolia_api_key        = get_option(ALGOWOO_DB_OPTION . ALGOLIA_API_KEY);
+			$algolia_index_name     = get_option(ALGOWOO_DB_OPTION . INDEX_NAME);	
 
 			/**
 			 * Display admin notice and return if not all values have been set
 			 */
-			if ( empty( $algolia_application_id ) || empty( $algolia_api_key || empty( $algolia_index_name ) ) ) {
+			if (empty($algolia_application_id) || empty($algolia_api_key || empty($algolia_index_name))) {
 				add_action(
 					'admin_notices',
-					function () {
+					function() {
 						echo '<div class="error notice">
-							  <p>' . esc_html__( 'All settings need to be set for the plugin to work.', 'algolia-woo-indexer' ) . '</p>
+							  <p>' . esc_html__('All settings need to be set for the plugin to work.', 'algolia-woo-indexer') . '</p>
 							</div>';
 					}
 				);
@@ -429,19 +429,19 @@ 
 			/**
 			 * Initiate the Algolia client
 			 */
-			self::$algolia = \Algolia\AlgoliaSearch\SearchClient::create( $algolia_application_id, $algolia_api_key );
+			self::$algolia = \Algolia\AlgoliaSearch\SearchClient::create($algolia_application_id, $algolia_api_key);
 
 			/**
 			 * Check if we can connect, if not, handle the exception, display an error and then return
 			 */
 			try {
 				self::$algolia->listApiKeys();
-			} catch ( \Algolia\AlgoliaSearch\Exceptions\UnreachableException $error ) {
+			} catch (\Algolia\AlgoliaSearch\Exceptions\UnreachableException $error) {
 				add_action(
 					'admin_notices',
-					function () {
+					function() {
 						echo '<div class="error notice">
-							  <p>' . esc_html__( 'An error has been encountered. Please check your application ID and API key. ', 'algolia-woo-indexer' ) . '</p>
+							  <p>' . esc_html__('An error has been encountered. Please check your application ID and API key. ', 'algolia-woo-indexer') . '</p>
 							</div>';
 					}
 				);
@@ -451,7 +451,7 @@ 
 			/**
 			 * Initialize the search index and set the name to the option from the database
 			 */
-			$index = self::$algolia->initIndex( $algolia_index_name );
+			$index = self::$algolia->initIndex($algolia_index_name);
 
 			/**
 			 * Setup arguments for sending all products to Algolia
@@ -467,10 +467,10 @@ 
 			/**
 			* Setup arguments for sending only a single product
 			*/
-			if ( isset( $id ) && '' !== $id ) {
+			if (isset($id) && '' !== $id) {
 				$arguments = array(
 					'status'   => 'publish',
-					'include'  => array( $id ),
+					'include'  => array($id),
 					'paginate' => false,
 				);
 			}
@@ -480,15 +480,15 @@ 
 			 *
 			 * @see https://docs.woocommerce.com/wc-apidocs/function-wc_get_products.html
 			 */
-			$products = /** @scrutinizer ignore-call */ wc_get_products( $arguments );
+			$products = /** @scrutinizer ignore-call */ wc_get_products($arguments);
 
-			if ( ! $products ) {
+			if ( ! $products) {
                 return;
             }
 				$records = array();
 				$record  = array();
 
-				foreach ( $products as $product ) {
+				foreach ($products as $product) {
 						/**
 						 * Extract image from $product->get_image()
 						 */
@@ -515,14 +515,14 @@ 
 			 * Send the information to Algolia and save the result
 			 * If result is NullResponse, print an error message
 			 */
-			$result = $index->saveObjects( $records );
+			$result = $index->saveObjects($records);
 
-			if ( 'Algolia\AlgoliaSearch\Response\NullResponse' === get_class( $result ) ) {
+			if ('Algolia\AlgoliaSearch\Response\NullResponse' === get_class($result)) {
 				add_action(
 					'admin_notices',
-					function () {
+					function() {
 						echo '<div class="error notice is-dismissible">
-							  <p>' . esc_html__( 'No response from the server. Please check your settings and try again ', 'algolia-woo-indexer' ) . '</p>
+							  <p>' . esc_html__('No response from the server. Please check your settings and try again ', 'algolia-woo-indexer') . '</p>
 							</div>';
 					}
 				);
@@ -533,7 +533,7 @@ 
 			 * Display success message
 			 */
 			echo '<div class="notice notice-success is-dismissible">
-					 	<p>' . esc_html__( 'Product(s) sent to Algolia.', 'algolia-woo-indexer' ) . '</p>
+					 	<p>' . esc_html__('Product(s) sent to Algolia.', 'algolia-woo-indexer') . '</p>
 				  		</div>';
 		}
 
@@ -543,7 +543,7 @@ 
 		 * @param string $input Settings text data
 		 * @return array
 		 */
-		public static function settings_fields_validate_options( $input ) {
+		public static function settings_fields_validate_options($input) {
 			$valid         = array();
 			$valid['name'] = preg_replace(
 				'/[^a-zA-Z\s]/',
@@ -559,7 +559,7 @@ 
 		 * @return void
 		 */
 		public static function load_textdomain() {
-			load_plugin_textdomain( 'algolia-woo-indexer', false, basename( dirname( __FILE__ ) ) . '/languages/' );
+			load_plugin_textdomain('algolia-woo-indexer', false, basename(dirname(__FILE__)) . '/languages/');
 		}
 
 		/**
@@ -570,11 +570,11 @@ 
 		public static function admin_menu() {
 			add_submenu_page(
 				'options-general.php',
-				esc_html__( 'Algolia Woo Indexer Settings', 'algolia-woo-indexer' ),
-				esc_html__( 'Algolia Woo Indexer Settings', 'algolia-woo-indexer' ),
+				esc_html__('Algolia Woo Indexer Settings', 'algolia-woo-indexer'),
+				esc_html__('Algolia Woo Indexer Settings', 'algolia-woo-indexer'),
 				'manage_options',
 				'algolia-woo-indexer-settings',
-				array( get_called_class(), 'algolia_woo_indexer_settings' )
+				array(get_called_class(), 'algolia_woo_indexer_settings')
 			);
 		}
 
@@ -587,23 +587,23 @@ 
 			/**
 			* Verify that the user can access the settings page
 			*/
-			if ( ! current_user_can( 'manage_options' ) ) {
-				wp_die( esc_html__( 'Action not allowed.', 'algolia_woo_indexer_settings' ) );
+			if ( ! current_user_can('manage_options')) {
+				wp_die(esc_html__('Action not allowed.', 'algolia_woo_indexer_settings'));
 			}
 			?>
 			<div class="wrap">
-				<h1><?php esc_html__( 'Algolia Woo Indexer Settings', 'algolia-woo-indexer' ); ?></h1>
-				<form action="<?php echo esc_url( self::$plugin_url ); ?>" method="POST">
+				<h1><?php esc_html__('Algolia Woo Indexer Settings', 'algolia-woo-indexer'); ?></h1>
+				<form action="<?php echo esc_url(self::$plugin_url); ?>" method="POST">
 			<?php
-			settings_fields( 'algolia_woo_options' );
-			do_settings_sections( 'algolia_woo_indexer' );
-			submit_button( '', 'primary wide' );
+			settings_fields('algolia_woo_options');
+			do_settings_sections('algolia_woo_indexer');
+			submit_button('', 'primary wide');
 			?>
 				</form>
-				<form action="<?php echo esc_url( self::$plugin_url ); ?>" method="POST">
-					<?php wp_nonce_field( 'send_products_to_algolia_nonce_action', 'send_products_to_algolia_nonce_name' ); ?>
+				<form action="<?php echo esc_url(self::$plugin_url); ?>" method="POST">
+					<?php wp_nonce_field('send_products_to_algolia_nonce_action', 'send_products_to_algolia_nonce_name'); ?>
 					<input type="hidden" name="send_products_to_algolia" id="send_products_to_algolia" value="true" />
-					<?php submit_button( esc_html__( 'Send products to Algolia', 'algolia_woo_indexer_settings' ), 'primary wide', '', false ); ?>
+					<?php submit_button(esc_html__('Send products to Algolia', 'algolia_woo_indexer_settings'), 'primary wide', '', false); ?>
 				</form>
 			</div>
 			<?php
@@ -615,7 +615,7 @@ 
 		 * @return object
 		 */
 		public static function get_instance() {
-			if ( ! self::$instance ) {
+			if ( ! self::$instance) {
 				self::$instance = new Algolia_Woo_Indexer();
 			}
 			return self::$instance;
@@ -631,39 +631,39 @@ 
 			/**
 			 * Set default values for options if not already set
 			 */	
-			$automatically_send_new_products = get_option( ALGOWOO_DB_OPTION . AUTOMATICALLY_SEND_NEW_PRODUCTS );
-			$algolia_application_id          = get_option( ALGOWOO_DB_OPTION . ALGOLIA_APPLICATION_ID );
-			$algolia_api_key                 = get_option( ALGOWOO_DB_OPTION . ALGOLIA_API_KEY );
-			$algolia_index_name              = get_option( ALGOWOO_DB_OPTION . INDEX_NAME );
+			$automatically_send_new_products = get_option(ALGOWOO_DB_OPTION . AUTOMATICALLY_SEND_NEW_PRODUCTS);
+			$algolia_application_id          = get_option(ALGOWOO_DB_OPTION . ALGOLIA_APPLICATION_ID);
+			$algolia_api_key                 = get_option(ALGOWOO_DB_OPTION . ALGOLIA_API_KEY);
+			$algolia_index_name              = get_option(ALGOWOO_DB_OPTION . INDEX_NAME);
 			
-			if ( empty( $automatically_send_new_products ) ) {
+			if (empty($automatically_send_new_products)) {
 				add_option(
 					ALGOWOO_DB_OPTION . AUTOMATICALLY_SEND_NEW_PRODUCTS,
 					'0'
 				);
 			}
 
-			if ( empty( $algolia_application_id ) ) {
+			if (empty($algolia_application_id)) {
 				add_option(
 					ALGOWOO_DB_OPTION . ALGOLIA_APPLICATION_ID,
 					'Change me'
 				);
 			}
 
-			if ( empty( $algolia_api_key ) ) {
+			if (empty($algolia_api_key)) {
 				add_option(
 					ALGOWOO_DB_OPTION . ALGOLIA_API_KEY,
 					'Change me'
 				);
 			}
 
-			if ( empty( $algolia_index_name ) ) {
+			if (empty($algolia_index_name)) {
 				add_option(
 					ALGOWOO_DB_OPTION . INDEX_NAME,
 					'Change me'
 				);
 			}
-			set_transient( self::PLUGIN_TRANSIENT, true );
+			set_transient(self::PLUGIN_TRANSIENT, true);
 		}
 
 		/**
@@ -672,5 +672,5 @@ 
 		 * @return void
 		 */
 		public static function deactivate_plugin() {
-			delete_transient( self::PLUGIN_TRANSIENT, true );
+			delete_transient(self::PLUGIN_TRANSIENT, true);
 		}
\ No newline at end of file