@@ -230,7 +230,7 @@ discard block  | 
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| 230 | 230 | * Handle returns.  | 
                                                        
| 231 | 231 | */  | 
                                                        
| 232 | 232 |  	public function handle_returns() { | 
                                                        
| 233 | -		if ( ! filter_has_var( INPUT_GET, 'payment' ) ) { | 
                                                        |
| 233 | +		if ( !filter_has_var( INPUT_GET, 'payment' ) ) { | 
                                                        |
| 234 | 234 | return;  | 
                                                        
| 235 | 235 | }  | 
                                                        
| 236 | 236 | |
@@ -249,7 +249,7 @@ discard block  | 
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| 249 | 249 | $valid_key = ( $key === $payment->key );  | 
                                                        
| 250 | 250 | }  | 
                                                        
| 251 | 251 | |
| 252 | -		if ( ! $valid_key ) { | 
                                                        |
| 252 | +		if ( !$valid_key ) { | 
                                                        |
| 253 | 253 | wp_redirect( home_url() );  | 
                                                        
| 254 | 254 | |
| 255 | 255 | exit;  | 
                                                        
@@ -277,7 +277,7 @@ discard block  | 
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| 277 | 277 | * Maybe redirect.  | 
                                                        
| 278 | 278 | */  | 
                                                        
| 279 | 279 |  	public function maybe_redirect() { | 
                                                        
| 280 | -		if ( ! filter_has_var( INPUT_GET, 'payment_redirect' ) ) { | 
                                                        |
| 280 | +		if ( !filter_has_var( INPUT_GET, 'payment_redirect' ) ) { | 
                                                        |
| 281 | 281 | return;  | 
                                                        
| 282 | 282 | }  | 
                                                        
| 283 | 283 | |
@@ -288,7 +288,7 @@ discard block  | 
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| 288 | 288 | // HTML Answer.  | 
                                                        
| 289 | 289 | $html_answer = $payment->get_meta( 'ogone_directlink_html_answer' );  | 
                                                        
| 290 | 290 | |
| 291 | -		if ( ! empty( $html_answer ) ) { | 
                                                        |
| 291 | +		if ( !empty( $html_answer ) ) { | 
                                                        |
| 292 | 292 | echo $html_answer; // WPCS: XSS ok.  | 
                                                        
| 293 | 293 | |
| 294 | 294 | exit;  | 
                                                        
@@ -296,7 +296,7 @@ discard block  | 
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| 296 | 296 | |
| 297 | 297 | $redirect_message = $payment->get_meta( 'payment_redirect_message' );  | 
                                                        
| 298 | 298 | |
| 299 | -		if ( ! empty( $redirect_message ) ) { | 
                                                        |
| 299 | +		if ( !empty( $redirect_message ) ) { | 
                                                        |
| 300 | 300 | $key = filter_input( INPUT_GET, 'key', FILTER_SANITIZE_STRING );  | 
                                                        
| 301 | 301 | |
| 302 | 302 |  			if ( $key !== $payment->key ) { | 
                                                        
@@ -307,29 +307,29 @@ discard block  | 
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| 307 | 307 | |
| 308 | 308 | // @see https://github.com/woothemes/woocommerce/blob/2.3.11/includes/class-wc-cache-helper.php  | 
                                                        
| 309 | 309 | // @see https://www.w3-edge.com/products/w3-total-cache/  | 
                                                        
| 310 | -			if ( ! defined( 'DONOTCACHEPAGE' ) ) { | 
                                                        |
| 310 | +			if ( !defined( 'DONOTCACHEPAGE' ) ) { | 
                                                        |
| 311 | 311 | define( 'DONOTCACHEPAGE', true );  | 
                                                        
| 312 | 312 | }  | 
                                                        
| 313 | 313 | |
| 314 | -			if ( ! defined( 'DONOTCACHEDB' ) ) { | 
                                                        |
| 314 | +			if ( !defined( 'DONOTCACHEDB' ) ) { | 
                                                        |
| 315 | 315 | define( 'DONOTCACHEDB', true );  | 
                                                        
| 316 | 316 | }  | 
                                                        
| 317 | 317 | |
| 318 | -			if ( ! defined( 'DONOTMINIFY' ) ) { | 
                                                        |
| 318 | +			if ( !defined( 'DONOTMINIFY' ) ) { | 
                                                        |
| 319 | 319 | define( 'DONOTMINIFY', true );  | 
                                                        
| 320 | 320 | }  | 
                                                        
| 321 | 321 | |
| 322 | -			if ( ! defined( 'DONOTCDN' ) ) { | 
                                                        |
| 322 | +			if ( !defined( 'DONOTCDN' ) ) { | 
                                                        |
| 323 | 323 | define( 'DONOTCDN', true );  | 
                                                        
| 324 | 324 | }  | 
                                                        
| 325 | 325 | |
| 326 | -			if ( ! defined( 'DONOTCACHEOBJECT' ) ) { | 
                                                        |
| 326 | +			if ( !defined( 'DONOTCACHEOBJECT' ) ) { | 
                                                        |
| 327 | 327 | define( 'DONOTCACHEOBJECT', true );  | 
                                                        
| 328 | 328 | }  | 
                                                        
| 329 | 329 | |
| 330 | 330 | nocache_headers();  | 
                                                        
| 331 | 331 | |
| 332 | - include Plugin::$dirname . '/views/redirect-message.php';  | 
                                                        |
| 332 | + include Plugin::$dirname.'/views/redirect-message.php';  | 
                                                        |
| 333 | 333 | |
| 334 | 334 | exit;  | 
                                                        
| 335 | 335 | }  | 
                                                        
@@ -348,7 +348,7 @@ discard block  | 
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| 348 | 348 | }  | 
                                                        
| 349 | 349 | }  | 
                                                        
| 350 | 350 | |
| 351 | -		if ( ! empty( $payment->action_url ) ) { | 
                                                        |
| 351 | +		if ( !empty( $payment->action_url ) ) { | 
                                                        |
| 352 | 352 | wp_redirect( $payment->action_url );  | 
                                                        
| 353 | 353 | |
| 354 | 354 | exit;  | 
                                                        
@@ -377,7 +377,7 @@ discard block  | 
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| 377 | 377 | */  | 
                                                        
| 378 | 378 |  	public function plugins_loaded() { | 
                                                        
| 379 | 379 | // Load plugin text domain.  | 
                                                        
| 380 | - $rel_path = dirname( plugin_basename( self::$file ) ) . '/languages/';  | 
                                                        |
| 380 | + $rel_path = dirname( plugin_basename( self::$file ) ).'/languages/';  | 
                                                        |
| 381 | 381 | |
| 382 | 382 | load_plugin_textdomain( 'pronamic_ideal', false, $rel_path );  | 
                                                        
| 383 | 383 | |
@@ -471,7 +471,7 @@ discard block  | 
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| 471 | 471 | );  | 
                                                        
| 472 | 472 | |
| 473 | 473 |  		if ( $payment_method ) { | 
                                                        
| 474 | - $args['post__in'] = PaymentMethods::get_config_ids( $payment_method );  | 
                                                        |
| 474 | + $args[ 'post__in' ] = PaymentMethods::get_config_ids( $payment_method );  | 
                                                        |
| 475 | 475 | }  | 
                                                        
| 476 | 476 | |
| 477 | 477 | $query = new WP_Query( $args );  | 
                                                        
@@ -512,12 +512,12 @@ discard block  | 
                                                    ||
| 512 | 512 | * @param array $errors An array with errors to render.  | 
                                                        
| 513 | 513 | */  | 
                                                        
| 514 | 514 |  	public static function render_errors( $errors = array() ) { | 
                                                        
| 515 | -		if ( ! is_array( $errors ) ) { | 
                                                        |
| 515 | +		if ( !is_array( $errors ) ) { | 
                                                        |
| 516 | 516 | $errors = array( $errors );  | 
                                                        
| 517 | 517 | }  | 
                                                        
| 518 | 518 | |
| 519 | 519 |  		foreach ( $errors as $error ) { | 
                                                        
| 520 | - include Plugin::$dirname . '/views/error.php';  | 
                                                        |
| 520 | + include Plugin::$dirname.'/views/error.php';  | 
                                                        |
| 521 | 521 | }  | 
                                                        
| 522 | 522 | }  | 
                                                        
| 523 | 523 | |
@@ -682,10 +682,10 @@ discard block  | 
                                                    ||
| 682 | 682 | $payment->set_credit_card( $data->get_credit_card() );  | 
                                                        
| 683 | 683 | |
| 684 | 684 | // User Agent (@see https://github.com/WordPress/WordPress/blob/4.9.4/wp-includes/comment.php#L1962-L1965).  | 
                                                        
| 685 | - $payment->user_agent = isset( $_SERVER['HTTP_USER_AGENT'] ) ? $_SERVER['HTTP_USER_AGENT'] : null;  | 
                                                        |
| 685 | + $payment->user_agent = isset( $_SERVER[ 'HTTP_USER_AGENT' ] ) ? $_SERVER[ 'HTTP_USER_AGENT' ] : null;  | 
                                                        |
| 686 | 686 | |
| 687 | 687 | // IP (@see https://github.com/WordPress/WordPress/blob/4.9.4/wp-includes/comment.php#L1957-L1960).  | 
                                                        
| 688 | - $payment->user_ip = isset( $_SERVER['REMOTE_ADDR'] ) ? $_SERVER['REMOTE_ADDR'] : null;  | 
                                                        |
| 688 | + $payment->user_ip = isset( $_SERVER[ 'REMOTE_ADDR' ] ) ? $_SERVER[ 'REMOTE_ADDR' ] : null;  | 
                                                        |
| 689 | 689 | |
| 690 | 690 | return self::start_payment( $payment, $gateway );  | 
                                                        
| 691 | 691 | }  | 
                                                        
@@ -715,7 +715,7 @@ discard block  | 
                                                    ||
| 715 | 715 | $subscription = $payment->get_subscription();  | 
                                                        
| 716 | 716 | |
| 717 | 717 |  			if ( $subscription ) { | 
                                                        
| 718 | -				if ( ! $payment->get_recurring() ) { | 
                                                        |
| 718 | +				if ( !$payment->get_recurring() ) { | 
                                                        |
| 719 | 719 | // First payment.  | 
                                                        
| 720 | 720 | // Cancel subscription to prevent unwanted recurring payments in the future,  | 
                                                        
| 721 | 721 | // when a valid customer ID might be set for the user.  | 
                                                        
@@ -63,11 +63,11 @@ discard block  | 
                                                    ||
| 63 | 63 | * @return array  | 
                                                        
| 64 | 64 | */  | 
                                                        
| 65 | 65 |  	public function exclude_payment_comment_notes( $clauses, $query ) { | 
                                                        
| 66 | - $type = $query->query_vars['type'];  | 
                                                        |
| 66 | + $type = $query->query_vars[ 'type' ];  | 
                                                        |
| 67 | 67 | |
| 68 | 68 | // Ignore payment notes comments if it's not specifically requested.  | 
                                                        
| 69 | 69 |  		if ( 'payment_note' !== $type ) { | 
                                                        
| 70 | - $clauses['where'] .= " AND comment_type != 'payment_note'";  | 
                                                        |
| 70 | + $clauses[ 'where' ] .= " AND comment_type != 'payment_note'";  | 
                                                        |
| 71 | 71 | }  | 
                                                        
| 72 | 72 | |
| 73 | 73 | return $clauses;  | 
                                                        
@@ -111,7 +111,7 @@ discard block  | 
                                                    ||
| 111 | 111 | break;  | 
                                                        
| 112 | 112 | }  | 
                                                        
| 113 | 113 | |
| 114 | -		if ( ! empty( $page_id ) ) { | 
                                                        |
| 114 | +		if ( !empty( $page_id ) ) { | 
                                                        |
| 115 | 115 | $page_url = get_permalink( $page_id );  | 
                                                        
| 116 | 116 | |
| 117 | 117 |  			if ( false !== $page_url ) { |