AyeCode / invoicing

includes/wpinv-subscription.php

Indentation +1035 added lines, -1035 removed lines

@@ -15,125 +15,125 @@ 
  */
 class WPInv_Subscription extends GetPaid_Data {
 
-	/**
-	 * Which data store to load.
-	 *
-	 * @var string
-	 */
-	protected $data_store_name = 'subscription';
-
-	/**
-	 * This is the name of this object type.
-	 *
-	 * @var string
-	 */
-	protected $object_type = 'subscription';
-
-	/**
-	 * Item Data array. This is the core item data exposed in APIs.
-	 *
-	 * @since 1.0.19
-	 * @var array
-	 */
-	protected $data = array(
-		'customer_id'       => 0,
-		'frequency'         => 1,
-		'period'            => 'D',
-		'initial_amount'    => null,
-		'recurring_amount'  => null,
-		'bill_times'        => 0,
-		'transaction_id'    => '',
-		'parent_payment_id' => null,
-		'product_id'        => 0,
-		'created'           => '0000-00-00 00:00:00',
-		'expiration'        => '0000-00-00 00:00:00',
-		'trial_period'      => '',
-		'status'            => 'pending',
-		'profile_id'        => '',
-		'gateway'           => '',
-		'customer'          => '',
-	);
-
-	/**
-	 * Stores the status transition information.
-	 *
-	 * @since 1.0.19
-	 * @var bool
-	 */
-	protected $status_transition = false;
-
-	/**
-	 * Get the subscription if ID is passed, otherwise the subscription is new and empty.
-	 *
-	 * @param  int|string|object|WPInv_Subscription $subscription Subscription id, profile_id, or object to read.
-	 * @param  bool $deprecated
-	 */
-	function __construct( $subscription = 0, $deprecated = false ) {
-
-		parent::__construct( $subscription );
-
-		if ( ! $deprecated && ! empty( $subscription ) && is_numeric( $subscription ) ) {
-			$this->set_id( $subscription );
-		} elseif ( $subscription instanceof self ) {
-			$this->set_id( $subscription->get_id() );
-		} elseif ( $deprecated && $subscription_id = self::get_subscription_id_by_field( $subscription, 'profile_id' ) ) {
-			$this->set_id( $subscription_id );
-		} elseif ( ! empty( $subscription->id ) ) {
-			$this->set_id( $subscription->id );
-		} else {
-			$this->set_object_read( true );
-		}
-
-		// Load the datastore.
-		$this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
-
-		if ( $this->get_id() > 0 ) {
-			$this->data_store->read( $this );
-		}
-
-	}
-
-	/**
-	 * Given an invoice id, profile id, transaction id, it returns the subscription's id.
-	 *
-	 *
-	 * @static
-	 * @param string $value
-	 * @param string $field Either invoice_id, transaction_id or profile_id.
-	 * @since 1.0.19
-	 * @return int
-	 */
-	public static function get_subscription_id_by_field( $value, $field = 'profile_id' ) {
+    /**
+     * Which data store to load.
+     *
+     * @var string
+     */
+    protected $data_store_name = 'subscription';
+
+    /**
+     * This is the name of this object type.
+     *
+     * @var string
+     */
+    protected $object_type = 'subscription';
+
+    /**
+     * Item Data array. This is the core item data exposed in APIs.
+     *
+     * @since 1.0.19
+     * @var array
+     */
+    protected $data = array(
+        'customer_id'       => 0,
+        'frequency'         => 1,
+        'period'            => 'D',
+        'initial_amount'    => null,
+        'recurring_amount'  => null,
+        'bill_times'        => 0,
+        'transaction_id'    => '',
+        'parent_payment_id' => null,
+        'product_id'        => 0,
+        'created'           => '0000-00-00 00:00:00',
+        'expiration'        => '0000-00-00 00:00:00',
+        'trial_period'      => '',
+        'status'            => 'pending',
+        'profile_id'        => '',
+        'gateway'           => '',
+        'customer'          => '',
+    );
+
+    /**
+     * Stores the status transition information.
+     *
+     * @since 1.0.19
+     * @var bool
+     */
+    protected $status_transition = false;
+
+    /**
+     * Get the subscription if ID is passed, otherwise the subscription is new and empty.
+     *
+     * @param  int|string|object|WPInv_Subscription $subscription Subscription id, profile_id, or object to read.
+     * @param  bool $deprecated
+     */
+    function __construct( $subscription = 0, $deprecated = false ) {
+
+        parent::__construct( $subscription );
+
+        if ( ! $deprecated && ! empty( $subscription ) && is_numeric( $subscription ) ) {
+            $this->set_id( $subscription );
+        } elseif ( $subscription instanceof self ) {
+            $this->set_id( $subscription->get_id() );
+        } elseif ( $deprecated && $subscription_id = self::get_subscription_id_by_field( $subscription, 'profile_id' ) ) {
+            $this->set_id( $subscription_id );
+        } elseif ( ! empty( $subscription->id ) ) {
+            $this->set_id( $subscription->id );
+        } else {
+            $this->set_object_read( true );
+        }
+
+        // Load the datastore.
+        $this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
+
+        if ( $this->get_id() > 0 ) {
+            $this->data_store->read( $this );
+        }
+
+    }
+
+    /**
+     * Given an invoice id, profile id, transaction id, it returns the subscription's id.
+     *
+     *
+     * @static
+     * @param string $value
+     * @param string $field Either invoice_id, transaction_id or profile_id.
+     * @since 1.0.19
+     * @return int
+     */
+    public static function get_subscription_id_by_field( $value, $field = 'profile_id' ) {
         global $wpdb;
 
-		// Trim the value.
-		$value = trim( $value );
+        // Trim the value.
+        $value = trim( $value );
 
-		if ( empty( $value ) ) {
-			return 0;
-		}
+        if ( empty( $value ) ) {
+            return 0;
+        }
 
-		if ( 'invoice_id' == $field ) {
-			$field = 'parent_payment_id';
-		}
+        if ( 'invoice_id' == $field ) {
+            $field = 'parent_payment_id';
+        }
 
         // Valid fields.
         $fields = array(
-			'parent_payment_id',
-			'transaction_id',
-			'profile_id'
-		);
-
-		// Ensure a field has been passed.
-		if ( empty( $field ) || ! in_array( $field, $fields ) ) {
-			return 0;
-		}
-
-		// Maybe retrieve from the cache.
-		$subscription_id   = wp_cache_get( $value, "getpaid_subscription_{$field}s_to_subscription_ids" );
-		if ( ! empty( $subscription_id ) ) {
-			return $subscription_id;
-		}
+            'parent_payment_id',
+            'transaction_id',
+            'profile_id'
+        );
+
+        // Ensure a field has been passed.
+        if ( empty( $field ) || ! in_array( $field, $fields ) ) {
+            return 0;
+        }
+
+        // Maybe retrieve from the cache.
+        $subscription_id   = wp_cache_get( $value, "getpaid_subscription_{$field}s_to_subscription_ids" );
+        if ( ! empty( $subscription_id ) ) {
+            return $subscription_id;
+        }
 
         // Fetch from the db.
         $table            = $wpdb->prefix . 'wpinv_subscriptions';
@@ -141,34 +141,34 @@ 
             $wpdb->prepare( "SELECT `id` FROM $table WHERE `$field`=%s LIMIT 1", $value )
         );
 
-		if ( empty( $subscription_id ) ) {
-			return 0;
-		}
+        if ( empty( $subscription_id ) ) {
+            return 0;
+        }
 
-		// Update the cache with our data.
-		wp_cache_set( $value, $subscription_id, "getpaid_subscription_{$field}s_to_subscription_ids" );
+        // Update the cache with our data.
+        wp_cache_set( $value, $subscription_id, "getpaid_subscription_{$field}s_to_subscription_ids" );
 
-		return $subscription_id;
-	}
+        return $subscription_id;
+    }
 
-	/**
+    /**
      * Clears the subscription's cache.
      */
     public function clear_cache() {
-		wp_cache_delete( $this->get_parent_payment_id(), 'getpaid_subscription_parent_payment_ids_to_subscription_ids' );
-		wp_cache_delete( $this->get_transaction_id(), 'getpaid_subscription_transaction_ids_to_subscription_ids' );
-		wp_cache_delete( $this->get_profile_id(), 'getpaid_subscription_profile_ids_to_subscription_ids' );
-		wp_cache_delete( $this->get_id(), 'getpaid_subscriptions' );
-	}
+        wp_cache_delete( $this->get_parent_payment_id(), 'getpaid_subscription_parent_payment_ids_to_subscription_ids' );
+        wp_cache_delete( $this->get_transaction_id(), 'getpaid_subscription_transaction_ids_to_subscription_ids' );
+        wp_cache_delete( $this->get_profile_id(), 'getpaid_subscription_profile_ids_to_subscription_ids' );
+        wp_cache_delete( $this->get_id(), 'getpaid_subscriptions' );
+    }
 
-	/**
+    /**
      * Checks if a subscription key is set.
      */
     public function _isset( $key ) {
         return isset( $this->data[$key] ) || method_exists( $this, "get_$key" );
-	}
+    }
 
-	/*
+    /*
 	|--------------------------------------------------------------------------
 	| CRUD methods
 	|--------------------------------------------------------------------------
@@ -177,545 +177,545 @@ 
 	|
     */
 
-	/*
+    /*
 	|--------------------------------------------------------------------------
 	| Getters
 	|--------------------------------------------------------------------------
 	*/
 
-	/**
-	 * Get customer id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_customer_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'customer_id', $context );
-	}
-
-	/**
-	 * Get customer information.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return WP_User|false WP_User object on success, false on failure.
-	 */
-	public function get_customer( $context = 'view' ) {
-		return get_userdata( $this->get_customer_id( $context ) );
-	}
-
-	/**
-	 * Get parent invoice id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_parent_invoice_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'parent_payment_id', $context );
-	}
-
-	/**
-	 * Alias for self::get_parent_invoice_id().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-    public function get_parent_payment_id( $context = 'view' ) {
-        return $this->get_parent_invoice_id( $context );
-	}
+    /**
+     * Get customer id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_customer_id( $context = 'view' ) {
+        return (int) $this->get_prop( 'customer_id', $context );
+    }
+
+    /**
+     * Get customer information.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return WP_User|false WP_User object on success, false on failure.
+     */
+    public function get_customer( $context = 'view' ) {
+        return get_userdata( $this->get_customer_id( $context ) );
+    }
+
+    /**
+     * Get parent invoice id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_parent_invoice_id( $context = 'view' ) {
+        return (int) $this->get_prop( 'parent_payment_id', $context );
+    }
+
+    /**
+     * Alias for self::get_parent_invoice_id().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_parent_payment_id( $context = 'view' ) {
+        return $this->get_parent_invoice_id( $context );
+    }
+
+    /**
+     * Alias for self::get_parent_invoice_id().
+     *
+     * @since  1.0.0
+     * @return int
+     */
+    public function get_original_payment_id( $context = 'view' ) {
+        return $this->get_parent_invoice_id( $context );
+    }
+
+    /**
+     * Get parent invoice.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return WPInv_Invoice
+     */
+    public function get_parent_invoice( $context = 'view' ) {
+        return new WPInv_Invoice( $this->get_parent_invoice_id( $context ) );
+    }
+
+    /**
+     * Alias for self::get_parent_invoice().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return WPInv_Invoice
+     */
+    public function get_parent_payment( $context = 'view' ) {
+        return $this->get_parent_invoice( $context );
+    }
+
+    /**
+     * Get subscription's product id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_product_id( $context = 'view' ) {
+        return (int) $this->get_prop( 'product_id', $context );
+    }
+
+    /**
+     * Get the subscription product.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return WPInv_Item
+     */
+    public function get_product( $context = 'view' ) {
+        return new WPInv_Item( $this->get_product_id( $context ) );
+    }
+
+    /**
+     * Get parent invoice's gateway.
+     *
+     * Here for backwards compatibility.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_gateway( $context = 'view' ) {
+        return $this->get_parent_invoice( $context )->get_gateway();
+    }
+
+    /**
+     * Get the period of a renewal.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_period( $context = 'view' ) {
+        return $this->get_prop( 'period', $context );
+    }
+
+    /**
+     * Get number of periods each renewal is valid for.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_frequency( $context = 'view' ) {
+        return (int) $this->get_prop( 'frequency', $context );
+    }
+
+    /**
+     * Get the initial amount for the subscription.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_initial_amount( $context = 'view' ) {
+        return (float) wpinv_sanitize_amount( $this->get_prop( 'initial_amount', $context ) );
+    }
+
+    /**
+     * Get the recurring amount for the subscription.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_recurring_amount( $context = 'view' ) {
+        return (float) wpinv_sanitize_amount( $this->get_prop( 'recurring_amount', $context ) );
+    }
+
+    /**
+     * Get number of times that this subscription can be renewed.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_bill_times( $context = 'view' ) {
+        return (int) $this->get_prop( 'bill_times', $context );
+    }
+
+    /**
+     * Get transaction id of this subscription's parent invoice.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_transaction_id( $context = 'view' ) {
+        return $this->get_prop( 'transaction_id', $context );
+    }
+
+    /**
+     * Get the date that the subscription was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_created( $context = 'view' ) {
+        return $this->get_prop( 'created', $context );
+    }
+
+    /**
+     * Alias for self::get_created().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_created( $context = 'view' ) {
+        return $this->get_created( $context );
+    }
+
+    /**
+     * Retrieves the creation date in a timestamp
+     *
+     * @since  1.0.0
+     * @return int
+     */
+    public function get_time_created() {
+        $created = $this->get_date_created();
+        return empty( $created ) ? current_time( 'timestamp' ) : strtotime( $created, current_time( 'timestamp' ) );
+    }
+
+    /**
+     * Get GMT date when the subscription was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_created_gmt( $context = 'view' ) {
+        $date = $this->get_date_created( $context );
+
+        if ( $date ) {
+            $date = get_gmt_from_date( $date );
+        }
+        return $date;
+    }
+
+    /**
+     * Get the date that the subscription will renew.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_next_renewal_date( $context = 'view' ) {
+        return $this->get_prop( 'expiration', $context );
+    }
+
+    /**
+     * Alias for self::get_next_renewal_date().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_expiration( $context = 'view' ) {
+        return $this->get_next_renewal_date( $context );
+    }
+
+    /**
+     * Retrieves the expiration date in a timestamp
+     *
+     * @since  1.0.0
+     * @return int
+     */
+    public function get_expiration_time() {
+        $expiration = $this->get_expiration();
+
+        if ( empty( $expiration ) || '0000-00-00 00:00:00' == $expiration ) {
+            return current_time( 'timestamp' );
+        }
+
+        $expiration = strtotime( $expiration, current_time( 'timestamp' ) );
+        return $expiration < current_time( 'timestamp' ) ? current_time( 'timestamp' ) : $expiration;
+    }
+
+    /**
+     * Get GMT date when the subscription will renew.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_next_renewal_date_gmt( $context = 'view' ) {
+        $date = $this->get_next_renewal_date( $context );
+
+        if ( $date ) {
+            $date = get_gmt_from_date( $date );
+        }
+        return $date;
+    }
+
+    /**
+     * Get the subscription's trial period.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_trial_period( $context = 'view' ) {
+        return $this->get_prop( 'trial_period', $context );
+    }
+
+    /**
+     * Get the subscription's status.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_status( $context = 'view' ) {
+        return $this->get_prop( 'status', $context );
+    }
+
+    /**
+     * Get the subscription's profile id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_profile_id( $context = 'view' ) {
+        return $this->get_prop( 'profile_id', $context );
+    }
+
+    /*
+	|--------------------------------------------------------------------------
+	| Setters
+	|--------------------------------------------------------------------------
+	*/
+
+    /**
+     * Set customer id.
+     *
+     * @since 1.0.19
+     * @param  int $value The customer's id.
+     */
+    public function set_customer_id( $value ) {
+        $this->set_prop( 'customer_id', (int) $value );
+    }
+
+    /**
+     * Set parent invoice id.
+     *
+     * @since 1.0.19
+     * @param  int $value The parent invoice id.
+     */
+    public function set_parent_invoice_id( $value ) {
+        $this->set_prop( 'parent_payment_id', (int) $value );
+    }
+
+    /**
+     * Alias for self::set_parent_invoice_id().
+     *
+     * @since 1.0.19
+     * @param  int $value The parent invoice id.
+     */
+    public function set_parent_payment_id( $value ) {
+        $this->set_parent_invoice_id( $value );
+    }
+
+    /**
+     * Alias for self::set_parent_invoice_id().
+     *
+     * @since 1.0.19
+     * @param  int $value The parent invoice id.
+     */
+    public function set_original_payment_id( $value ) {
+        $this->set_parent_invoice_id( $value );
+    }
+
+    /**
+     * Set subscription's product id.
+     *
+     * @since 1.0.19
+     * @param  int $value The subscription product id.
+     */
+    public function set_product_id( $value ) {
+        $this->set_prop( 'product_id', (int) $value );
+    }
+
+    /**
+     * Set the period of a renewal.
+     *
+     * @since 1.0.19
+     * @param  string $value The renewal period.
+     */
+    public function set_period( $value ) {
+        $this->set_prop( 'period', $value );
+    }
+
+    /**
+     * Set number of periods each renewal is valid for.
+     *
+     * @since 1.0.19
+     * @param  int $value The subscription frequency.
+     */
+    public function set_frequency( $value ) {
+        $value = empty( $value ) ? 1 : (int) $value;
+        $this->set_prop( 'frequency', absint( $value ) );
+    }
+
+    /**
+     * Set the initial amount for the subscription.
+     *
+     * @since 1.0.19
+     * @param  float $value The initial subcription amount.
+     */
+    public function set_initial_amount( $value ) {
+        $this->set_prop( 'initial_amount', wpinv_sanitize_amount( $value ) );
+    }
+
+    /**
+     * Set the recurring amount for the subscription.
+     *
+     * @since 1.0.19
+     * @param  float $value The recurring subcription amount.
+     */
+    public function set_recurring_amount( $value ) {
+        $this->set_prop( 'recurring_amount', wpinv_sanitize_amount( $value ) );
+    }
+
+    /**
+     * Set number of times that this subscription can be renewed.
+     *
+     * @since 1.0.19
+     * @param  int $value Bill times.
+     */
+    public function set_bill_times( $value ) {
+        $this->set_prop( 'bill_times', (int) $value );
+    }
+
+    /**
+     * Get transaction id of this subscription's parent invoice.
+     *
+     * @since 1.0.19
+     * @param string $value Bill times.
+     */
+    public function set_transaction_id( $value ) {
+        $this->set_prop( 'transaction_id', sanitize_text_field( $value ) );
+    }
+
+    /**
+     * Set date when this subscription started.
+     *
+     * @since 1.0.19
+     * @param string $value strtotime compliant date.
+     */
+    public function set_created( $value ) {
+        $date = strtotime( $value );
+
+        if ( $date && $value !== '0000-00-00 00:00:00' ) {
+            $this->set_prop( 'created', date( 'Y-m-d H:i:s', $date ) );
+            return;
+        }
+
+        $this->set_prop( 'created', '' );
 
-	/**
-     * Alias for self::get_parent_invoice_id().
+    }
+
+    /**
+     * Alias for self::set_created().
      *
-     * @since  1.0.0
-     * @return int
+     * @since 1.0.19
+     * @param string $value strtotime compliant date.
      */
-    public function get_original_payment_id( $context = 'view' ) {
-        return $this->get_parent_invoice_id( $context );
+    public function set_date_created( $value ) {
+        $this->set_created( $value );
     }
 
-	/**
-	 * Get parent invoice.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return WPInv_Invoice
-	 */
-	public function get_parent_invoice( $context = 'view' ) {
-		return new WPInv_Invoice( $this->get_parent_invoice_id( $context ) );
-	}
-
-	/**
-	 * Alias for self::get_parent_invoice().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return WPInv_Invoice
-	 */
-    public function get_parent_payment( $context = 'view' ) {
-        return $this->get_parent_invoice( $context );
-	}
-
-	/**
-	 * Get subscription's product id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_product_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'product_id', $context );
-	}
-
-	/**
-	 * Get the subscription product.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return WPInv_Item
-	 */
-	public function get_product( $context = 'view' ) {
-		return new WPInv_Item( $this->get_product_id( $context ) );
-	}
-
-	/**
-	 * Get parent invoice's gateway.
-	 *
-	 * Here for backwards compatibility.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_gateway( $context = 'view' ) {
-		return $this->get_parent_invoice( $context )->get_gateway();
-	}
-
-	/**
-	 * Get the period of a renewal.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_period( $context = 'view' ) {
-		return $this->get_prop( 'period', $context );
-	}
-
-	/**
-	 * Get number of periods each renewal is valid for.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_frequency( $context = 'view' ) {
-		return (int) $this->get_prop( 'frequency', $context );
-	}
-
-	/**
-	 * Get the initial amount for the subscription.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_initial_amount( $context = 'view' ) {
-		return (float) wpinv_sanitize_amount( $this->get_prop( 'initial_amount', $context ) );
-	}
-
-	/**
-	 * Get the recurring amount for the subscription.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_recurring_amount( $context = 'view' ) {
-		return (float) wpinv_sanitize_amount( $this->get_prop( 'recurring_amount', $context ) );
-	}
-
-	/**
-	 * Get number of times that this subscription can be renewed.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_bill_times( $context = 'view' ) {
-		return (int) $this->get_prop( 'bill_times', $context );
-	}
-
-	/**
-	 * Get transaction id of this subscription's parent invoice.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_transaction_id( $context = 'view' ) {
-		return $this->get_prop( 'transaction_id', $context );
-	}
-
-	/**
-	 * Get the date that the subscription was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_created( $context = 'view' ) {
-		return $this->get_prop( 'created', $context );
-	}
-
-	/**
-	 * Alias for self::get_created().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_created( $context = 'view' ) {
-		return $this->get_created( $context );
-	}
-
-	/**
-	 * Retrieves the creation date in a timestamp
-	 *
-	 * @since  1.0.0
-	 * @return int
-	 */
-	public function get_time_created() {
-		$created = $this->get_date_created();
-		return empty( $created ) ? current_time( 'timestamp' ) : strtotime( $created, current_time( 'timestamp' ) );
-	}
-
-	/**
-	 * Get GMT date when the subscription was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_created_gmt( $context = 'view' ) {
-        $date = $this->get_date_created( $context );
+    /**
+     * Set the date that the subscription will renew.
+     *
+     * @since 1.0.19
+     * @param string $value strtotime compliant date.
+     */
+    public function set_next_renewal_date( $value ) {
+        $date = strtotime( $value );
 
-        if ( $date ) {
-            $date = get_gmt_from_date( $date );
+        if ( $date && $value !== '0000-00-00 00:00:00' ) {
+            $this->set_prop( 'expiration', date( 'Y-m-d H:i:s', $date ) );
+            return;
         }
-		return $date;
-	}
-
-	/**
-	 * Get the date that the subscription will renew.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_next_renewal_date( $context = 'view' ) {
-		return $this->get_prop( 'expiration', $context );
-	}
-
-	/**
-	 * Alias for self::get_next_renewal_date().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_expiration( $context = 'view' ) {
-		return $this->get_next_renewal_date( $context );
-	}
-
-	/**
-	 * Retrieves the expiration date in a timestamp
-	 *
-	 * @since  1.0.0
-	 * @return int
-	 */
-	public function get_expiration_time() {
-		$expiration = $this->get_expiration();
-
-		if ( empty( $expiration ) || '0000-00-00 00:00:00' == $expiration ) {
-			return current_time( 'timestamp' );
-		}
-
-		$expiration = strtotime( $expiration, current_time( 'timestamp' ) );
-		return $expiration < current_time( 'timestamp' ) ? current_time( 'timestamp' ) : $expiration;
-	}
-
-	/**
-	 * Get GMT date when the subscription will renew.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_next_renewal_date_gmt( $context = 'view' ) {
-        $date = $this->get_next_renewal_date( $context );
 
-        if ( $date ) {
-            $date = get_gmt_from_date( $date );
-        }
-		return $date;
-	}
-
-	/**
-	 * Get the subscription's trial period.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_trial_period( $context = 'view' ) {
-		return $this->get_prop( 'trial_period', $context );
-	}
-
-	/**
-	 * Get the subscription's status.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_status( $context = 'view' ) {
-		return $this->get_prop( 'status', $context );
-	}
-
-	/**
-	 * Get the subscription's profile id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_profile_id( $context = 'view' ) {
-		return $this->get_prop( 'profile_id', $context );
-	}
-
-	/*
-	|--------------------------------------------------------------------------
-	| Setters
-	|--------------------------------------------------------------------------
-	*/
+        $this->set_prop( 'expiration', '' );
 
-	/**
-	 * Set customer id.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value The customer's id.
-	 */
-	public function set_customer_id( $value ) {
-		$this->set_prop( 'customer_id', (int) $value );
-	}
-
-	/**
-	 * Set parent invoice id.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value The parent invoice id.
-	 */
-	public function set_parent_invoice_id( $value ) {
-		$this->set_prop( 'parent_payment_id', (int) $value );
-	}
-
-	/**
-	 * Alias for self::set_parent_invoice_id().
-	 *
-	 * @since 1.0.19
-	 * @param  int $value The parent invoice id.
-	 */
-    public function set_parent_payment_id( $value ) {
-        $this->set_parent_invoice_id( $value );
-	}
+    }
 
-	/**
-     * Alias for self::set_parent_invoice_id().
+    /**
+     * Alias for self::set_next_renewal_date().
      *
      * @since 1.0.19
-	 * @param  int $value The parent invoice id.
+     * @param string $value strtotime compliant date.
      */
-    public function set_original_payment_id( $value ) {
-        $this->set_parent_invoice_id( $value );
-	}
-
-	/**
-	 * Set subscription's product id.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value The subscription product id.
-	 */
-	public function set_product_id( $value ) {
-		$this->set_prop( 'product_id', (int) $value );
-	}
-
-	/**
-	 * Set the period of a renewal.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value The renewal period.
-	 */
-	public function set_period( $value ) {
-		$this->set_prop( 'period', $value );
-	}
-
-	/**
-	 * Set number of periods each renewal is valid for.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value The subscription frequency.
-	 */
-	public function set_frequency( $value ) {
-		$value = empty( $value ) ? 1 : (int) $value;
-		$this->set_prop( 'frequency', absint( $value ) );
-	}
-
-	/**
-	 * Set the initial amount for the subscription.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value The initial subcription amount.
-	 */
-	public function set_initial_amount( $value ) {
-		$this->set_prop( 'initial_amount', wpinv_sanitize_amount( $value ) );
-	}
-
-	/**
-	 * Set the recurring amount for the subscription.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value The recurring subcription amount.
-	 */
-	public function set_recurring_amount( $value ) {
-		$this->set_prop( 'recurring_amount', wpinv_sanitize_amount( $value ) );
-	}
-
-	/**
-	 * Set number of times that this subscription can be renewed.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value Bill times.
-	 */
-	public function set_bill_times( $value ) {
-		$this->set_prop( 'bill_times', (int) $value );
-	}
-
-	/**
-	 * Get transaction id of this subscription's parent invoice.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Bill times.
-	 */
-	public function set_transaction_id( $value ) {
-		$this->set_prop( 'transaction_id', sanitize_text_field( $value ) );
-	}
-
-	/**
-	 * Set date when this subscription started.
-	 *
-	 * @since 1.0.19
-	 * @param string $value strtotime compliant date.
-	 */
-	public function set_created( $value ) {
-        $date = strtotime( $value );
+    public function set_expiration( $value ) {
+        $this->set_next_renewal_date( $value );
+    }
 
-        if ( $date && $value !== '0000-00-00 00:00:00' ) {
-            $this->set_prop( 'created', date( 'Y-m-d H:i:s', $date ) );
+    /**
+     * Set the subscription's trial period.
+     *
+     * @since 1.0.19
+     * @param string $value trial period e.g 1 year.
+     */
+    public function set_trial_period( $value ) {
+        $this->set_prop( 'trial_period', $value );
+    }
+
+    /**
+     * Set the subscription's status.
+     *
+     * @since 1.0.19
+     * @param string $new_status    New subscription status.
+     */
+    public function set_status( $new_status ) {
+
+        // Abort if this is not a valid status;
+        if ( ! array_key_exists( $new_status, getpaid_get_subscription_statuses() ) ) {
             return;
         }
 
-		$this->set_prop( 'created', '' );
+        $old_status = $this->get_status();
+        $this->set_prop( 'status', $new_status );
 
-	}
+        if ( true === $this->object_read && $old_status !== $new_status ) {
+            $this->status_transition = array(
+                'from'   => ! empty( $this->status_transition['from'] ) ? $this->status_transition['from'] : $old_status,
+                'to'     => $new_status,
+            );
+        }
 
-	/**
-	 * Alias for self::set_created().
-	 *
-	 * @since 1.0.19
-	 * @param string $value strtotime compliant date.
-	 */
-	public function set_date_created( $value ) {
-		$this->set_created( $value );
     }
 
-	/**
-	 * Set the date that the subscription will renew.
-	 *
-	 * @since 1.0.19
-	 * @param string $value strtotime compliant date.
-	 */
-	public function set_next_renewal_date( $value ) {
-		$date = strtotime( $value );
+    /**
+     * Set the subscription's (remote) profile id.
+     *
+     * @since 1.0.19
+     * @param  string $value the remote profile id.
+     */
+    public function set_profile_id( $value ) {
+        $this->set_prop( 'profile_id', sanitize_text_field( $value ) );
+    }
 
-        if ( $date && $value !== '0000-00-00 00:00:00' ) {
-            $this->set_prop( 'expiration', date( 'Y-m-d H:i:s', $date ) );
-            return;
-		}
-
-		$this->set_prop( 'expiration', '' );
-
-	}
-
-	/**
-	 * Alias for self::set_next_renewal_date().
-	 *
-	 * @since 1.0.19
-	 * @param string $value strtotime compliant date.
-	 */
-	public function set_expiration( $value ) {
-		$this->set_next_renewal_date( $value );
-    }
-
-	/**
-	 * Set the subscription's trial period.
-	 *
-	 * @since 1.0.19
-	 * @param string $value trial period e.g 1 year.
-	 */
-	public function set_trial_period( $value ) {
-		$this->set_prop( 'trial_period', $value );
-	}
-
-	/**
-	 * Set the subscription's status.
-	 *
-	 * @since 1.0.19
-	 * @param string $new_status    New subscription status.
-	 */
-	public function set_status( $new_status ) {
-
-		// Abort if this is not a valid status;
-		if ( ! array_key_exists( $new_status, getpaid_get_subscription_statuses() ) ) {
-			return;
-		}
-
-		$old_status = $this->get_status();
-		$this->set_prop( 'status', $new_status );
-
-		if ( true === $this->object_read && $old_status !== $new_status ) {
-			$this->status_transition = array(
-				'from'   => ! empty( $this->status_transition['from'] ) ? $this->status_transition['from'] : $old_status,
-				'to'     => $new_status,
-			);
-		}
-
-	}
-
-	/**
-	 * Set the subscription's (remote) profile id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value the remote profile id.
-	 */
-	public function set_profile_id( $value ) {
-		$this->set_prop( 'profile_id', sanitize_text_field( $value ) );
-	}
-
-	/*
+    /*
 	|--------------------------------------------------------------------------
 	| Boolean methods
 	|--------------------------------------------------------------------------
@@ -724,55 +724,55 @@ 
 	|
 	*/
 
-	/**
+    /**
      * Checks if the subscription has a given status.
-	 *
-	 * @param string|array String or array of strings to check for.
-	 * @return bool
+     *
+     * @param string|array String or array of strings to check for.
+     * @return bool
      */
     public function has_status( $status ) {
         return in_array( $this->get_status(), wpinv_clean( wpinv_parse_list( $status ) ) );
-	}
+    }
 
-	/**
+    /**
      * Checks if the subscription has a trial period.
-	 *
-	 * @return bool
+     *
+     * @return bool
      */
     public function has_trial_period() {
-		$period = $this->get_trial_period();
+        $period = $this->get_trial_period();
         return ! empty( $period );
-	}
-
-	/**
-	 * Is the subscription active?
-	 *
-	 * @return bool
-	 */
-	public function is_active() {
-		return $this->has_status( 'active trialling' ) && ! $this->is_expired();
-	}
-
-	/**
-	 * Is the subscription expired?
-	 *
-	 * @return bool
-	 */
-	public function is_expired() {
-		return $this->has_status( 'expired' ) || ( $this->has_status( 'active cancelled trialling' ) && $this->get_expiration_time() < current_time( 'mysql' ) );
-	}
-
-	/**
-	 * Is this the last renewals?
-	 *
-	 * @return bool
-	 */
-	public function is_last_renewal() {
-		$max_bills = $this->get_bill_times();
-		return ! empty( $max_bills ) && $max_bills <= $this->get_times_billed();
-	}
-
-	/*
+    }
+
+    /**
+     * Is the subscription active?
+     *
+     * @return bool
+     */
+    public function is_active() {
+        return $this->has_status( 'active trialling' ) && ! $this->is_expired();
+    }
+
+    /**
+     * Is the subscription expired?
+     *
+     * @return bool
+     */
+    public function is_expired() {
+        return $this->has_status( 'expired' ) || ( $this->has_status( 'active cancelled trialling' ) && $this->get_expiration_time() < current_time( 'mysql' ) );
+    }
+
+    /**
+     * Is this the last renewals?
+     *
+     * @return bool
+     */
+    public function is_last_renewal() {
+        $max_bills = $this->get_bill_times();
+        return ! empty( $max_bills ) && $max_bills <= $this->get_times_billed();
+    }
+
+    /*
 	|--------------------------------------------------------------------------
 	| Additional methods
 	|--------------------------------------------------------------------------
@@ -781,27 +781,27 @@ 
 	|
 	*/
 
-	/**
-	 * Backwards compatibilty.
-	 */
-	public function create( $data = array() ) {
+    /**
+     * Backwards compatibilty.
+     */
+    public function create( $data = array() ) {
 
-		// Set the properties.
-		if ( is_array( $data ) ) {
-			$this->set_props( $data );
-		}
+        // Set the properties.
+        if ( is_array( $data ) ) {
+            $this->set_props( $data );
+        }
 
-		// Save the item.
-		return $this->save();
+        // Save the item.
+        return $this->save();
 
-	}
+    }
 
-	/**
-	 * Backwards compatibilty.
-	 */
-	public function update( $args = array() ) {
-		return $this->create( $args );
-	}
+    /**
+     * Backwards compatibilty.
+     */
+    public function update( $args = array() ) {
+        return $this->create( $args );
+    }
 
     /**
      * Retrieve renewal payments for a subscription
@@ -811,22 +811,22 @@ 
      */
     public function get_child_payments( $hide_pending = true ) {
 
-		$statuses = array( 'publish', 'wpi-processing', 'wpi-renewal' );
+        $statuses = array( 'publish', 'wpi-processing', 'wpi-renewal' );
 
-		if ( ! $hide_pending ) {
-			$statuses = array_keys( wpinv_get_invoice_statuses() );
-		}
+        if ( ! $hide_pending ) {
+            $statuses = array_keys( wpinv_get_invoice_statuses() );
+        }
 
         return get_posts(
-			array(
-            	'post_parent'    => $this->get_parent_payment_id(),
-            	'numberposts'    => -1,
-            	'post_status'    => $statuses,
-            	'orderby'        => 'ID',
-            	'order'          => 'ASC',
-            	'post_type'      => 'wpi_invoice'
-			)
-		);
+            array(
+                'post_parent'    => $this->get_parent_payment_id(),
+                'numberposts'    => -1,
+                'post_status'    => $statuses,
+                'orderby'        => 'ID',
+                'order'          => 'ASC',
+                'post_type'      => 'wpi_invoice'
+            )
+        );
     }
 
     /**
@@ -836,16 +836,16 @@ 
      * @return int
      */
     public function get_total_payments() {
-		global $wpdb;
+        global $wpdb;
 
-		$count = (int) $wpdb->get_var(
-			$wpdb->prepare(
-				"SELECT COUNT(ID) FROM $wpdb->posts WHERE post_parent=%d AND post_status IN ( 'publish', 'wpi-processing', 'wpi-renewal' )",
-				$this->get_parent_invoice_id()
-			)
-		);
+        $count = (int) $wpdb->get_var(
+            $wpdb->prepare(
+                "SELECT COUNT(ID) FROM $wpdb->posts WHERE post_parent=%d AND post_status IN ( 'publish', 'wpi-processing', 'wpi-renewal' )",
+                $this->get_parent_invoice_id()
+            )
+        );
 
-		// Maybe include parent invoice.
+        // Maybe include parent invoice.
         if ( $this->get_parent_payment()->is_paid() ) {
             $count++;
         }
@@ -874,57 +874,57 @@ 
      *
      * @since  2.4
      * @param  array $args Array of values for the payment, including amount and transaction ID
-	 * @param  WPInv_Invoice $invoice If adding an existing invoice.
+     * @param  WPInv_Invoice $invoice If adding an existing invoice.
      * @return bool
      */
     public function add_payment( $args = array(), $invoice = false ) {
 
-		// Process each payment once.
+        // Process each payment once.
         if ( ! empty( $args['transaction_id'] ) && $this->payment_exists( $args['transaction_id'] ) ) {
             return false;
         }
 
-		// Are we creating a new invoice?
-		if ( empty( $invoice ) ) {
-			$invoice = $this->create_payment();
+        // Are we creating a new invoice?
+        if ( empty( $invoice ) ) {
+            $invoice = $this->create_payment();
 
-			if ( empty( $invoice ) ) {
-				return false;
-			}
+            if ( empty( $invoice ) ) {
+                return false;
+            }
 
-		}
+        }
 
-		$invoice->set_status( 'wpi-renewal' );
+        $invoice->set_status( 'wpi-renewal' );
 
-		// Maybe set a transaction id.
-		if ( ! empty( $args['transaction_id'] ) ) {
-			$invoice->set_transaction_id( $args['transaction_id'] );
-		}
+        // Maybe set a transaction id.
+        if ( ! empty( $args['transaction_id'] ) ) {
+            $invoice->set_transaction_id( $args['transaction_id'] );
+        }
 
-		// Set the completed date.
-		$invoice->set_completed_date( current_time( 'mysql' ) );
+        // Set the completed date.
+        $invoice->set_completed_date( current_time( 'mysql' ) );
 
-		// And the gateway.
-		if ( ! empty( $args['gateway'] ) ) {
-			$invoice->set_gateway( $args['gateway'] );
-		}
+        // And the gateway.
+        if ( ! empty( $args['gateway'] ) ) {
+            $invoice->set_gateway( $args['gateway'] );
+        }
 
-		$invoice->save();
+        $invoice->save();
 
-		if ( ! $invoice->exists() ) {
-			return false;
-		}
+        if ( ! $invoice->exists() ) {
+            return false;
+        }
 
-		do_action( 'getpaid_after_create_subscription_renewal_invoice', $invoice, $this );
-		do_action( 'wpinv_recurring_add_subscription_payment', $invoice, $this );
+        do_action( 'getpaid_after_create_subscription_renewal_invoice', $invoice, $this );
+        do_action( 'wpinv_recurring_add_subscription_payment', $invoice, $this );
         do_action( 'wpinv_recurring_record_payment', $invoice->get_id(), $this->get_parent_invoice_id(), $invoice->get_recurring_total(), $invoice->get_transaction_id() );
 
         update_post_meta( $invoice->get_id(), '_wpinv_subscription_id', $this->id );
 
         return $invoice->get_id();
-	}
+    }
 
-	/**
+    /**
      * Creates a new invoice and returns it.
      *
      * @since  1.0.19
@@ -932,122 +932,122 @@ 
      */
     public function create_payment() {
 
-		$parent_invoice = $this->get_parent_payment();
-
-		if ( ! $parent_invoice->exists() ) {
-			return false;
-		}
+        $parent_invoice = $this->get_parent_payment();
+
+        if ( ! $parent_invoice->exists() ) {
+            return false;
+        }
+
+        // Duplicate the parent invoice.
+        $invoice = getpaid_duplicate_invoice( $parent_invoice );
+        $invoice->set_parent_id( $parent_invoice->get_id() );
+
+        // Set invoice items.
+        $subscription_group = getpaid_get_invoice_subscription_group( $parent_invoice->get_id(), $this->get_id() );
+        $allowed_items      = empty( $subscription_group ) ? array( $this->get_product_id() ) : array_keys( $subscription_group['items'] );
+        $invoice_items      = array();
+
+        foreach ( $invoice->get_items() as $item ) {
+            if ( in_array( $item->get_id(), $allowed_items ) ) {
+                $invoice_items[] = $item;
+            }
+        }
+
+        $invoice->set_items( $invoice_items );
+
+        if ( ! empty( $subscription_group['fees'] ) ) {
+            $invoice->set_fees( $subscription_group['fees'] );
+        }
+
+        // Maybe recalculate discount (Pre-GetPaid Fix).
+        $discount = new WPInv_Discount( $invoice->get_discount_code() );
+        if ( $discount->exists() && $discount->is_recurring() && 0 == $invoice->get_total_discount() ) {
+            $invoice->add_discount( getpaid_calculate_invoice_discount( $invoice, $discount ) );
+        }
+
+        $invoice->recalculate_total();
+        $invoice->set_status( 'wpi-pending' );
+        $invoice->save();
+
+        return $invoice->exists() ? $invoice : false;
+    }
+
+    /**
+     * Renews or completes a subscription
+     *
+     * @since  1.0.0
+     * @return int The subscription's id
+     */
+    public function renew() {
+
+        // Complete subscription if applicable
+        if ( $this->is_last_renewal() ) {
+            return $this->complete();
+        }
+
+        // Calculate new expiration
+        $frequency      = $this->get_frequency();
+        $period         = $this->get_period();
+        $new_expiration = strtotime( "+ $frequency $period", $this->get_expiration_time() );
+
+        $this->set_expiration( date( 'Y-m-d H:i:s',$new_expiration ) );
+        $this->set_status( 'active' );
+        $this->save();
+
+        do_action( 'getpaid_subscription_renewed', $this );
+
+        return $this->get_id();
+    }
+
+    /**
+     * Marks a subscription as completed
+     *
+     * Subscription is completed when the number of payments matches the billing_times field
+     *
+     * @since  1.0.0
+     * @return int|bool Subscription id or false if the subscription is cancelled.
+     */
+    public function complete() {
+
+        // Only mark a subscription as complete if it's not already cancelled.
+        if ( $this->has_status( 'cancelled' ) ) {
+            return false;
+        }
+
+        $this->set_status( 'completed' );
+        return $this->save();
+
+    }
+
+    /**
+     * Marks a subscription as expired
+     *
+     * @since  1.0.0
+     * @param  bool $check_expiration
+     * @return int|bool Subscription id or false if $check_expiration is true and expiration date is in the future.
+     */
+    public function expire( $check_expiration = false ) {
+
+        if ( $check_expiration && $this->get_expiration_time() > current_time( 'timestamp' ) ) {
+            // Do not mark as expired since real expiration date is in the future
+            return false;
+        }
+
+        $this->set_status( 'expired' );
+        return $this->save();
+
+    }
 
-		// Duplicate the parent invoice.
-		$invoice = getpaid_duplicate_invoice( $parent_invoice );
-		$invoice->set_parent_id( $parent_invoice->get_id() );
-
-		// Set invoice items.
-		$subscription_group = getpaid_get_invoice_subscription_group( $parent_invoice->get_id(), $this->get_id() );
-		$allowed_items      = empty( $subscription_group ) ? array( $this->get_product_id() ) : array_keys( $subscription_group['items'] );
-		$invoice_items      = array();
-
-		foreach ( $invoice->get_items() as $item ) {
-			if ( in_array( $item->get_id(), $allowed_items ) ) {
-				$invoice_items[] = $item;
-			}
-		}
-
-		$invoice->set_items( $invoice_items );
-
-		if ( ! empty( $subscription_group['fees'] ) ) {
-			$invoice->set_fees( $subscription_group['fees'] );
-		}
-
-		// Maybe recalculate discount (Pre-GetPaid Fix).
-		$discount = new WPInv_Discount( $invoice->get_discount_code() );
-		if ( $discount->exists() && $discount->is_recurring() && 0 == $invoice->get_total_discount() ) {
-			$invoice->add_discount( getpaid_calculate_invoice_discount( $invoice, $discount ) );
-		}
-
-		$invoice->recalculate_total();
-		$invoice->set_status( 'wpi-pending' );
-		$invoice->save();
-
-		return $invoice->exists() ? $invoice : false;
-    }
-
-	/**
-	 * Renews or completes a subscription
-	 *
-	 * @since  1.0.0
-	 * @return int The subscription's id
-	 */
-	public function renew() {
-
-		// Complete subscription if applicable
-		if ( $this->is_last_renewal() ) {
-			return $this->complete();
-		}
-
-		// Calculate new expiration
-		$frequency      = $this->get_frequency();
-		$period         = $this->get_period();
-		$new_expiration = strtotime( "+ $frequency $period", $this->get_expiration_time() );
-
-		$this->set_expiration( date( 'Y-m-d H:i:s',$new_expiration ) );
-		$this->set_status( 'active' );
-		$this->save();
-
-		do_action( 'getpaid_subscription_renewed', $this );
-
-		return $this->get_id();
-	}
-
-	/**
-	 * Marks a subscription as completed
-	 *
-	 * Subscription is completed when the number of payments matches the billing_times field
-	 *
-	 * @since  1.0.0
-	 * @return int|bool Subscription id or false if the subscription is cancelled.
-	 */
-	public function complete() {
-
-		// Only mark a subscription as complete if it's not already cancelled.
-		if ( $this->has_status( 'cancelled' ) ) {
-			return false;
-		}
-
-		$this->set_status( 'completed' );
-		return $this->save();
-
-	}
-
-	/**
-	 * Marks a subscription as expired
-	 *
-	 * @since  1.0.0
-	 * @param  bool $check_expiration
-	 * @return int|bool Subscription id or false if $check_expiration is true and expiration date is in the future.
-	 */
-	public function expire( $check_expiration = false ) {
-
-		if ( $check_expiration && $this->get_expiration_time() > current_time( 'timestamp' ) ) {
-			// Do not mark as expired since real expiration date is in the future
-			return false;
-		}
-
-		$this->set_status( 'expired' );
-		return $this->save();
-
-	}
-
-	/**
-	 * Marks a subscription as failing
-	 *
-	 * @since  2.4.2
-	 * @return int Subscription id.
-	 */
-	public function failing() {
-		$this->set_status( 'failing' );
-		return $this->save();
-	}
+    /**
+     * Marks a subscription as failing
+     *
+     * @since  2.4.2
+     * @return int Subscription id.
+     */
+    public function failing() {
+        $this->set_status( 'failing' );
+        return $this->save();
+    }
 
     /**
      * Marks a subscription as cancelled
@@ -1056,19 +1056,19 @@ 
      * @return int Subscription id.
      */
     public function cancel() {
-		$this->set_status( 'cancelled' );
-		return $this->save();
+        $this->set_status( 'cancelled' );
+        return $this->save();
     }
 
-	/**
-	 * Determines if a subscription can be cancelled both locally and with a payment processor.
-	 *
-	 * @since  1.0.0
-	 * @return bool
-	 */
-	public function can_cancel() {
-		return apply_filters( 'wpinv_subscription_can_cancel', $this->has_status( $this->get_cancellable_statuses() ), $this );
-	}
+    /**
+     * Determines if a subscription can be cancelled both locally and with a payment processor.
+     *
+     * @since  1.0.0
+     * @return bool
+     */
+    public function can_cancel() {
+        return apply_filters( 'wpinv_subscription_can_cancel', $this->has_status( $this->get_cancellable_statuses() ), $this );
+    }
 
     /**
      * Returns an array of subscription statuses that can be cancelled
@@ -1081,96 +1081,96 @@ 
         return apply_filters( 'wpinv_recurring_cancellable_statuses', array( 'active', 'trialling', 'failing' ) );
     }
 
-	/**
-	 * Retrieves the URL to cancel subscription
-	 *
-	 * @since  1.0.0
-	 * @return string
-	 */
-	public function get_cancel_url() {
-		$url = getpaid_get_authenticated_action_url( 'subscription_cancel', $this->get_view_url() );
-		return apply_filters( 'wpinv_subscription_cancel_url', $url, $this );
-	}
-
-	/**
-	 * Retrieves the URL to view a subscription
-	 *
-	 * @since  1.0.19
-	 * @return string
-	 */
-	public function get_view_url() {
-
-		$url = getpaid_get_tab_url( 'gp-subscriptions', get_permalink( (int) wpinv_get_option( 'invoice_subscription_page' ) ) );
-		$url = add_query_arg( 'subscription', $this->get_id(), $url );
-
-		return apply_filters( 'getpaid_get_subscription_view_url', $url, $this );
-	}
-
-	/**
-	 * Determines if subscription can be manually renewed
-	 *
-	 * This method is filtered by payment gateways in order to return true on subscriptions
-	 * that can be renewed manually
-	 *
-	 * @since  2.5
-	 * @return bool
-	 */
-	public function can_renew() {
-		return apply_filters( 'wpinv_subscription_can_renew', true, $this );
-	}
-
-	/**
-	 * Retrieves the URL to renew a subscription
-	 *
-	 * @since  2.5
-	 * @return string
-	 */
-	public function get_renew_url() {
-		$url = wp_nonce_url( add_query_arg( array( 'getpaid-action' => 'renew_subscription', 'sub_id' => $this->get_id ) ), 'getpaid-nonce' );
-		return apply_filters( 'wpinv_subscription_renew_url', $url, $this );
-	}
-
-	/**
-	 * Determines if subscription can have their payment method updated
-	 *
-	 * @since  1.0.0
-	 * @return bool
-	 */
-	public function can_update() {
-		return apply_filters( 'wpinv_subscription_can_update', false, $this );
-	}
-
-	/**
-	 * Retrieves the URL to update subscription
-	 *
-	 * @since  1.0.0
-	 * @return string
-	 */
-	public function get_update_url() {
-		$url = add_query_arg( array( 'action' => 'update', 'subscription_id' => $this->get_id() ) );
-		return apply_filters( 'wpinv_subscription_update_url', $url, $this );
-	}
-
-	/**
-	 * Retrieves the subscription status label
-	 *
-	 * @since  1.0.0
-	 * @return string
-	 */
-	public function get_status_label() {
-		return getpaid_get_subscription_status_label( $this->get_status() );
-	}
-
-	/**
-	 * Retrieves the subscription status class
-	 *
-	 * @since  1.0.19
-	 * @return string
-	 */
-	public function get_status_class() {
-		$statuses = getpaid_get_subscription_status_classes();
-		return isset( $statuses[ $this->get_status() ] ) ? $statuses[ $this->get_status() ] : 'badge-dark';
-	}
+    /**
+     * Retrieves the URL to cancel subscription
+     *
+     * @since  1.0.0
+     * @return string
+     */
+    public function get_cancel_url() {
+        $url = getpaid_get_authenticated_action_url( 'subscription_cancel', $this->get_view_url() );
+        return apply_filters( 'wpinv_subscription_cancel_url', $url, $this );
+    }
+
+    /**
+     * Retrieves the URL to view a subscription
+     *
+     * @since  1.0.19
+     * @return string
+     */
+    public function get_view_url() {
+
+        $url = getpaid_get_tab_url( 'gp-subscriptions', get_permalink( (int) wpinv_get_option( 'invoice_subscription_page' ) ) );
+        $url = add_query_arg( 'subscription', $this->get_id(), $url );
+
+        return apply_filters( 'getpaid_get_subscription_view_url', $url, $this );
+    }
+
+    /**
+     * Determines if subscription can be manually renewed
+     *
+     * This method is filtered by payment gateways in order to return true on subscriptions
+     * that can be renewed manually
+     *
+     * @since  2.5
+     * @return bool
+     */
+    public function can_renew() {
+        return apply_filters( 'wpinv_subscription_can_renew', true, $this );
+    }
+
+    /**
+     * Retrieves the URL to renew a subscription
+     *
+     * @since  2.5
+     * @return string
+     */
+    public function get_renew_url() {
+        $url = wp_nonce_url( add_query_arg( array( 'getpaid-action' => 'renew_subscription', 'sub_id' => $this->get_id ) ), 'getpaid-nonce' );
+        return apply_filters( 'wpinv_subscription_renew_url', $url, $this );
+    }
+
+    /**
+     * Determines if subscription can have their payment method updated
+     *
+     * @since  1.0.0
+     * @return bool
+     */
+    public function can_update() {
+        return apply_filters( 'wpinv_subscription_can_update', false, $this );
+    }
+
+    /**
+     * Retrieves the URL to update subscription
+     *
+     * @since  1.0.0
+     * @return string
+     */
+    public function get_update_url() {
+        $url = add_query_arg( array( 'action' => 'update', 'subscription_id' => $this->get_id() ) );
+        return apply_filters( 'wpinv_subscription_update_url', $url, $this );
+    }
+
+    /**
+     * Retrieves the subscription status label
+     *
+     * @since  1.0.0
+     * @return string
+     */
+    public function get_status_label() {
+        return getpaid_get_subscription_status_label( $this->get_status() );
+    }
+
+    /**
+     * Retrieves the subscription status class
+     *
+     * @since  1.0.19
+     * @return string
+     */
+    public function get_status_class() {
+        $statuses = getpaid_get_subscription_status_classes();
+        return isset( $statuses[ $this->get_status() ] ) ? $statuses[ $this->get_status() ] : 'badge-dark';
+    }
 
     /**
      * Retrieves the subscription status label
@@ -1180,11 +1180,11 @@ 
      */
     public function get_status_label_html() {
 
-		$status_label = sanitize_text_field( $this->get_status_label() );
-		$class        = esc_attr( $this->get_status_class() );
-		$status       = sanitize_html_class( $this->get_status() );
+        $status_label = sanitize_text_field( $this->get_status_label() );
+        $class        = esc_attr( $this->get_status_class() );
+        $status       = sanitize_html_class( $this->get_status() );
 
-		return "<span class='bsui'><span class='badge $class $status'>$status_label</span></span>";
+        return "<span class='bsui'><span class='badge $class $status'>$status_label</span></span>";
     }
 
     /**
@@ -1195,75 +1195,75 @@ 
      * @return bool
      */
     public function payment_exists( $txn_id = '' ) {
-		$invoice_id = WPInv_Invoice::get_invoice_id_by_field( $txn_id, 'transaction_id' );
+        $invoice_id = WPInv_Invoice::get_invoice_id_by_field( $txn_id, 'transaction_id' );
         return ! empty( $invoice_id );
-	}
-
-	/**
-	 * Handle the status transition.
-	 */
-	protected function status_transition() {
-		$status_transition = $this->status_transition;
-
-		// Reset status transition variable.
-		$this->status_transition = false;
-
-		if ( $status_transition ) {
-			try {
-
-				// Fire a hook for the status change.
-				do_action( 'wpinv_subscription_' . $status_transition['to'], $this->get_id(), $this, $status_transition );
-				do_action( 'getpaid_subscription_' . $status_transition['to'], $this, $status_transition );
-
-				if ( ! empty( $status_transition['from'] ) ) {
-
-					/* translators: 1: old subscription status 2: new subscription status */
-					$transition_note = sprintf( __( 'Subscription status changed from %1$s to %2$s.', 'invoicing' ), getpaid_get_subscription_status_label( $status_transition['from'] ), getpaid_get_subscription_status_label( $status_transition['to'] ) );
-
-					// Note the transition occurred.
-					$this->get_parent_payment()->add_note( $transition_note, false, false, true );
-
-					// Fire another hook.
-					do_action( 'getpaid_subscription_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this->get_id(), $this );
-					do_action( 'getpaid_subscription_status_changed', $this, $status_transition['from'], $status_transition['to'] );
-
-				} else {
-					/* translators: %s: new invoice status */
-					$transition_note = sprintf( __( 'Subscription status set to %s.', 'invoicing' ), getpaid_get_subscription_status_label( $status_transition['to'] ) );
-
-					// Note the transition occurred.
-					$this->get_parent_payment()->add_note( $transition_note, false, false, true );
-
-				}
-			} catch ( Exception $e ) {
-				$this->get_parent_payment()->add_note( __( 'Error during subscription status transition.', 'invoicing' ) . ' ' . $e->getMessage() );
-			}
-		}
-
-	}
-
-	/**
-	 * Save data to the database.
-	 *
-	 * @since 1.0.19
-	 * @return int subscription ID
-	 */
-	public function save() {
-		parent::save();
-		$this->status_transition();
-		return $this->get_id();
-	}
-
-	/**
-	 * Activates a subscription.
-	 *
-	 * @since 1.0.19
-	 * @return int subscription ID
-	 */
-	public function activate() {
-		$status = 'trialling' == $this->get_status() ? 'trialling' : 'active';
-		$this->set_status( $status );
-		return $this->save();
-	}
+    }
+
+    /**
+     * Handle the status transition.
+     */
+    protected function status_transition() {
+        $status_transition = $this->status_transition;
+
+        // Reset status transition variable.
+        $this->status_transition = false;
+
+        if ( $status_transition ) {
+            try {
+
+                // Fire a hook for the status change.
+                do_action( 'wpinv_subscription_' . $status_transition['to'], $this->get_id(), $this, $status_transition );
+                do_action( 'getpaid_subscription_' . $status_transition['to'], $this, $status_transition );
+
+                if ( ! empty( $status_transition['from'] ) ) {
+
+                    /* translators: 1: old subscription status 2: new subscription status */
+                    $transition_note = sprintf( __( 'Subscription status changed from %1$s to %2$s.', 'invoicing' ), getpaid_get_subscription_status_label( $status_transition['from'] ), getpaid_get_subscription_status_label( $status_transition['to'] ) );
+
+                    // Note the transition occurred.
+                    $this->get_parent_payment()->add_note( $transition_note, false, false, true );
+
+                    // Fire another hook.
+                    do_action( 'getpaid_subscription_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this->get_id(), $this );
+                    do_action( 'getpaid_subscription_status_changed', $this, $status_transition['from'], $status_transition['to'] );
+
+                } else {
+                    /* translators: %s: new invoice status */
+                    $transition_note = sprintf( __( 'Subscription status set to %s.', 'invoicing' ), getpaid_get_subscription_status_label( $status_transition['to'] ) );
+
+                    // Note the transition occurred.
+                    $this->get_parent_payment()->add_note( $transition_note, false, false, true );
+
+                }
+            } catch ( Exception $e ) {
+                $this->get_parent_payment()->add_note( __( 'Error during subscription status transition.', 'invoicing' ) . ' ' . $e->getMessage() );
+            }
+        }
+
+    }
+
+    /**
+     * Save data to the database.
+     *
+     * @since 1.0.19
+     * @return int subscription ID
+     */
+    public function save() {
+        parent::save();
+        $this->status_transition();
+        return $this->get_id();
+    }
+
+    /**
+     * Activates a subscription.
+     *
+     * @since 1.0.19
+     * @return int subscription ID
+     */
+    public function activate() {
+        $status = 'trialling' == $this->get_status() ? 'trialling' : 'active';
+        $this->set_status( $status );
+        return $this->save();
+    }
 
 }

Spacing +228 added lines, -228 removed lines

@@ -6,7 +6,7 @@ 
  * @package Invoicing
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * The Subscription Class
@@ -68,27 +68,27 @@ 
 	 * @param  int|string|object|WPInv_Subscription $subscription Subscription id, profile_id, or object to read.
 	 * @param  bool $deprecated
 	 */
-	function __construct( $subscription = 0, $deprecated = false ) {
+	function __construct($subscription = 0, $deprecated = false) {
 
-		parent::__construct( $subscription );
+		parent::__construct($subscription);
 
-		if ( ! $deprecated && ! empty( $subscription ) && is_numeric( $subscription ) ) {
-			$this->set_id( $subscription );
-		} elseif ( $subscription instanceof self ) {
-			$this->set_id( $subscription->get_id() );
-		} elseif ( $deprecated && $subscription_id = self::get_subscription_id_by_field( $subscription, 'profile_id' ) ) {
-			$this->set_id( $subscription_id );
-		} elseif ( ! empty( $subscription->id ) ) {
-			$this->set_id( $subscription->id );
+		if (!$deprecated && !empty($subscription) && is_numeric($subscription)) {
+			$this->set_id($subscription);
+		} elseif ($subscription instanceof self) {
+			$this->set_id($subscription->get_id());
+		} elseif ($deprecated && $subscription_id = self::get_subscription_id_by_field($subscription, 'profile_id')) {
+			$this->set_id($subscription_id);
+		} elseif (!empty($subscription->id)) {
+			$this->set_id($subscription->id);
 		} else {
-			$this->set_object_read( true );
+			$this->set_object_read(true);
 		}
 
 		// Load the datastore.
-		$this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
+		$this->data_store = GetPaid_Data_Store::load($this->data_store_name);
 
-		if ( $this->get_id() > 0 ) {
-			$this->data_store->read( $this );
+		if ($this->get_id() > 0) {
+			$this->data_store->read($this);
 		}
 
 	}
@@ -103,17 +103,17 @@ 
 	 * @since 1.0.19
 	 * @return int
 	 */
-	public static function get_subscription_id_by_field( $value, $field = 'profile_id' ) {
+	public static function get_subscription_id_by_field($value, $field = 'profile_id') {
         global $wpdb;
 
 		// Trim the value.
-		$value = trim( $value );
+		$value = trim($value);
 
-		if ( empty( $value ) ) {
+		if (empty($value)) {
 			return 0;
 		}
 
-		if ( 'invoice_id' == $field ) {
+		if ('invoice_id' == $field) {
 			$field = 'parent_payment_id';
 		}
 
@@ -125,28 +125,28 @@ 
 		);
 
 		// Ensure a field has been passed.
-		if ( empty( $field ) || ! in_array( $field, $fields ) ) {
+		if (empty($field) || !in_array($field, $fields)) {
 			return 0;
 		}
 
 		// Maybe retrieve from the cache.
-		$subscription_id   = wp_cache_get( $value, "getpaid_subscription_{$field}s_to_subscription_ids" );
-		if ( ! empty( $subscription_id ) ) {
+		$subscription_id = wp_cache_get($value, "getpaid_subscription_{$field}s_to_subscription_ids");
+		if (!empty($subscription_id)) {
 			return $subscription_id;
 		}
 
         // Fetch from the db.
         $table            = $wpdb->prefix . 'wpinv_subscriptions';
         $subscription_id  = (int) $wpdb->get_var(
-            $wpdb->prepare( "SELECT `id` FROM $table WHERE `$field`=%s LIMIT 1", $value )
+            $wpdb->prepare("SELECT `id` FROM $table WHERE `$field`=%s LIMIT 1", $value)
         );
 
-		if ( empty( $subscription_id ) ) {
+		if (empty($subscription_id)) {
 			return 0;
 		}
 
 		// Update the cache with our data.
-		wp_cache_set( $value, $subscription_id, "getpaid_subscription_{$field}s_to_subscription_ids" );
+		wp_cache_set($value, $subscription_id, "getpaid_subscription_{$field}s_to_subscription_ids");
 
 		return $subscription_id;
 	}
@@ -155,17 +155,17 @@ 
      * Clears the subscription's cache.
      */
     public function clear_cache() {
-		wp_cache_delete( $this->get_parent_payment_id(), 'getpaid_subscription_parent_payment_ids_to_subscription_ids' );
-		wp_cache_delete( $this->get_transaction_id(), 'getpaid_subscription_transaction_ids_to_subscription_ids' );
-		wp_cache_delete( $this->get_profile_id(), 'getpaid_subscription_profile_ids_to_subscription_ids' );
-		wp_cache_delete( $this->get_id(), 'getpaid_subscriptions' );
+		wp_cache_delete($this->get_parent_payment_id(), 'getpaid_subscription_parent_payment_ids_to_subscription_ids');
+		wp_cache_delete($this->get_transaction_id(), 'getpaid_subscription_transaction_ids_to_subscription_ids');
+		wp_cache_delete($this->get_profile_id(), 'getpaid_subscription_profile_ids_to_subscription_ids');
+		wp_cache_delete($this->get_id(), 'getpaid_subscriptions');
 	}
 
 	/**
      * Checks if a subscription key is set.
      */
-    public function _isset( $key ) {
-        return isset( $this->data[$key] ) || method_exists( $this, "get_$key" );
+    public function _isset($key) {
+        return isset($this->data[$key]) || method_exists($this, "get_$key");
 	}
 
 	/*
@@ -190,8 +190,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_customer_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'customer_id', $context );
+	public function get_customer_id($context = 'view') {
+		return (int) $this->get_prop('customer_id', $context);
 	}
 
 	/**
@@ -201,8 +201,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return WP_User|false WP_User object on success, false on failure.
 	 */
-	public function get_customer( $context = 'view' ) {
-		return get_userdata( $this->get_customer_id( $context ) );
+	public function get_customer($context = 'view') {
+		return get_userdata($this->get_customer_id($context));
 	}
 
 	/**
@@ -212,8 +212,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_parent_invoice_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'parent_payment_id', $context );
+	public function get_parent_invoice_id($context = 'view') {
+		return (int) $this->get_prop('parent_payment_id', $context);
 	}
 
 	/**
@@ -223,8 +223,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-    public function get_parent_payment_id( $context = 'view' ) {
-        return $this->get_parent_invoice_id( $context );
+    public function get_parent_payment_id($context = 'view') {
+        return $this->get_parent_invoice_id($context);
 	}
 
 	/**
@@ -233,8 +233,8 @@ 
      * @since  1.0.0
      * @return int
      */
-    public function get_original_payment_id( $context = 'view' ) {
-        return $this->get_parent_invoice_id( $context );
+    public function get_original_payment_id($context = 'view') {
+        return $this->get_parent_invoice_id($context);
     }
 
 	/**
@@ -244,8 +244,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return WPInv_Invoice
 	 */
-	public function get_parent_invoice( $context = 'view' ) {
-		return new WPInv_Invoice( $this->get_parent_invoice_id( $context ) );
+	public function get_parent_invoice($context = 'view') {
+		return new WPInv_Invoice($this->get_parent_invoice_id($context));
 	}
 
 	/**
@@ -255,8 +255,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return WPInv_Invoice
 	 */
-    public function get_parent_payment( $context = 'view' ) {
-        return $this->get_parent_invoice( $context );
+    public function get_parent_payment($context = 'view') {
+        return $this->get_parent_invoice($context);
 	}
 
 	/**
@@ -266,8 +266,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_product_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'product_id', $context );
+	public function get_product_id($context = 'view') {
+		return (int) $this->get_prop('product_id', $context);
 	}
 
 	/**
@@ -277,8 +277,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return WPInv_Item
 	 */
-	public function get_product( $context = 'view' ) {
-		return new WPInv_Item( $this->get_product_id( $context ) );
+	public function get_product($context = 'view') {
+		return new WPInv_Item($this->get_product_id($context));
 	}
 
 	/**
@@ -290,8 +290,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_gateway( $context = 'view' ) {
-		return $this->get_parent_invoice( $context )->get_gateway();
+	public function get_gateway($context = 'view') {
+		return $this->get_parent_invoice($context)->get_gateway();
 	}
 
 	/**
@@ -301,8 +301,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_period( $context = 'view' ) {
-		return $this->get_prop( 'period', $context );
+	public function get_period($context = 'view') {
+		return $this->get_prop('period', $context);
 	}
 
 	/**
@@ -312,8 +312,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_frequency( $context = 'view' ) {
-		return (int) $this->get_prop( 'frequency', $context );
+	public function get_frequency($context = 'view') {
+		return (int) $this->get_prop('frequency', $context);
 	}
 
 	/**
@@ -323,8 +323,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_initial_amount( $context = 'view' ) {
-		return (float) wpinv_sanitize_amount( $this->get_prop( 'initial_amount', $context ) );
+	public function get_initial_amount($context = 'view') {
+		return (float) wpinv_sanitize_amount($this->get_prop('initial_amount', $context));
 	}
 
 	/**
@@ -334,8 +334,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_recurring_amount( $context = 'view' ) {
-		return (float) wpinv_sanitize_amount( $this->get_prop( 'recurring_amount', $context ) );
+	public function get_recurring_amount($context = 'view') {
+		return (float) wpinv_sanitize_amount($this->get_prop('recurring_amount', $context));
 	}
 
 	/**
@@ -345,8 +345,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_bill_times( $context = 'view' ) {
-		return (int) $this->get_prop( 'bill_times', $context );
+	public function get_bill_times($context = 'view') {
+		return (int) $this->get_prop('bill_times', $context);
 	}
 
 	/**
@@ -356,8 +356,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_transaction_id( $context = 'view' ) {
-		return $this->get_prop( 'transaction_id', $context );
+	public function get_transaction_id($context = 'view') {
+		return $this->get_prop('transaction_id', $context);
 	}
 
 	/**
@@ -367,8 +367,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_created( $context = 'view' ) {
-		return $this->get_prop( 'created', $context );
+	public function get_created($context = 'view') {
+		return $this->get_prop('created', $context);
 	}
 
 	/**
@@ -378,8 +378,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_created( $context = 'view' ) {
-		return $this->get_created( $context );
+	public function get_date_created($context = 'view') {
+		return $this->get_created($context);
 	}
 
 	/**
@@ -390,7 +390,7 @@ 
 	 */
 	public function get_time_created() {
 		$created = $this->get_date_created();
-		return empty( $created ) ? current_time( 'timestamp' ) : strtotime( $created, current_time( 'timestamp' ) );
+		return empty($created) ? current_time('timestamp') : strtotime($created, current_time('timestamp'));
 	}
 
 	/**
@@ -400,11 +400,11 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_created_gmt( $context = 'view' ) {
-        $date = $this->get_date_created( $context );
+	public function get_date_created_gmt($context = 'view') {
+        $date = $this->get_date_created($context);
 
-        if ( $date ) {
-            $date = get_gmt_from_date( $date );
+        if ($date) {
+            $date = get_gmt_from_date($date);
         }
 		return $date;
 	}
@@ -416,8 +416,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_next_renewal_date( $context = 'view' ) {
-		return $this->get_prop( 'expiration', $context );
+	public function get_next_renewal_date($context = 'view') {
+		return $this->get_prop('expiration', $context);
 	}
 
 	/**
@@ -427,8 +427,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_expiration( $context = 'view' ) {
-		return $this->get_next_renewal_date( $context );
+	public function get_expiration($context = 'view') {
+		return $this->get_next_renewal_date($context);
 	}
 
 	/**
@@ -440,12 +440,12 @@ 
 	public function get_expiration_time() {
 		$expiration = $this->get_expiration();
 
-		if ( empty( $expiration ) || '0000-00-00 00:00:00' == $expiration ) {
-			return current_time( 'timestamp' );
+		if (empty($expiration) || '0000-00-00 00:00:00' == $expiration) {
+			return current_time('timestamp');
 		}
 
-		$expiration = strtotime( $expiration, current_time( 'timestamp' ) );
-		return $expiration < current_time( 'timestamp' ) ? current_time( 'timestamp' ) : $expiration;
+		$expiration = strtotime($expiration, current_time('timestamp'));
+		return $expiration < current_time('timestamp') ? current_time('timestamp') : $expiration;
 	}
 
 	/**
@@ -455,11 +455,11 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_next_renewal_date_gmt( $context = 'view' ) {
-        $date = $this->get_next_renewal_date( $context );
+	public function get_next_renewal_date_gmt($context = 'view') {
+        $date = $this->get_next_renewal_date($context);
 
-        if ( $date ) {
-            $date = get_gmt_from_date( $date );
+        if ($date) {
+            $date = get_gmt_from_date($date);
         }
 		return $date;
 	}
@@ -471,8 +471,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_trial_period( $context = 'view' ) {
-		return $this->get_prop( 'trial_period', $context );
+	public function get_trial_period($context = 'view') {
+		return $this->get_prop('trial_period', $context);
 	}
 
 	/**
@@ -482,8 +482,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_status( $context = 'view' ) {
-		return $this->get_prop( 'status', $context );
+	public function get_status($context = 'view') {
+		return $this->get_prop('status', $context);
 	}
 
 	/**
@@ -493,8 +493,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_profile_id( $context = 'view' ) {
-		return $this->get_prop( 'profile_id', $context );
+	public function get_profile_id($context = 'view') {
+		return $this->get_prop('profile_id', $context);
 	}
 
 	/*
@@ -509,8 +509,8 @@ 
 	 * @since 1.0.19
 	 * @param  int $value The customer's id.
 	 */
-	public function set_customer_id( $value ) {
-		$this->set_prop( 'customer_id', (int) $value );
+	public function set_customer_id($value) {
+		$this->set_prop('customer_id', (int) $value);
 	}
 
 	/**
@@ -519,8 +519,8 @@ 
 	 * @since 1.0.19
 	 * @param  int $value The parent invoice id.
 	 */
-	public function set_parent_invoice_id( $value ) {
-		$this->set_prop( 'parent_payment_id', (int) $value );
+	public function set_parent_invoice_id($value) {
+		$this->set_prop('parent_payment_id', (int) $value);
 	}
 
 	/**
@@ -529,8 +529,8 @@ 
 	 * @since 1.0.19
 	 * @param  int $value The parent invoice id.
 	 */
-    public function set_parent_payment_id( $value ) {
-        $this->set_parent_invoice_id( $value );
+    public function set_parent_payment_id($value) {
+        $this->set_parent_invoice_id($value);
 	}
 
 	/**
@@ -539,8 +539,8 @@ 
      * @since 1.0.19
 	 * @param  int $value The parent invoice id.
      */
-    public function set_original_payment_id( $value ) {
-        $this->set_parent_invoice_id( $value );
+    public function set_original_payment_id($value) {
+        $this->set_parent_invoice_id($value);
 	}
 
 	/**
@@ -549,8 +549,8 @@ 
 	 * @since 1.0.19
 	 * @param  int $value The subscription product id.
 	 */
-	public function set_product_id( $value ) {
-		$this->set_prop( 'product_id', (int) $value );
+	public function set_product_id($value) {
+		$this->set_prop('product_id', (int) $value);
 	}
 
 	/**
@@ -559,8 +559,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value The renewal period.
 	 */
-	public function set_period( $value ) {
-		$this->set_prop( 'period', $value );
+	public function set_period($value) {
+		$this->set_prop('period', $value);
 	}
 
 	/**
@@ -569,9 +569,9 @@ 
 	 * @since 1.0.19
 	 * @param  int $value The subscription frequency.
 	 */
-	public function set_frequency( $value ) {
-		$value = empty( $value ) ? 1 : (int) $value;
-		$this->set_prop( 'frequency', absint( $value ) );
+	public function set_frequency($value) {
+		$value = empty($value) ? 1 : (int) $value;
+		$this->set_prop('frequency', absint($value));
 	}
 
 	/**
@@ -580,8 +580,8 @@ 
 	 * @since 1.0.19
 	 * @param  float $value The initial subcription amount.
 	 */
-	public function set_initial_amount( $value ) {
-		$this->set_prop( 'initial_amount', wpinv_sanitize_amount( $value ) );
+	public function set_initial_amount($value) {
+		$this->set_prop('initial_amount', wpinv_sanitize_amount($value));
 	}
 
 	/**
@@ -590,8 +590,8 @@ 
 	 * @since 1.0.19
 	 * @param  float $value The recurring subcription amount.
 	 */
-	public function set_recurring_amount( $value ) {
-		$this->set_prop( 'recurring_amount', wpinv_sanitize_amount( $value ) );
+	public function set_recurring_amount($value) {
+		$this->set_prop('recurring_amount', wpinv_sanitize_amount($value));
 	}
 
 	/**
@@ -600,8 +600,8 @@ 
 	 * @since 1.0.19
 	 * @param  int $value Bill times.
 	 */
-	public function set_bill_times( $value ) {
-		$this->set_prop( 'bill_times', (int) $value );
+	public function set_bill_times($value) {
+		$this->set_prop('bill_times', (int) $value);
 	}
 
 	/**
@@ -610,8 +610,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value Bill times.
 	 */
-	public function set_transaction_id( $value ) {
-		$this->set_prop( 'transaction_id', sanitize_text_field( $value ) );
+	public function set_transaction_id($value) {
+		$this->set_prop('transaction_id', sanitize_text_field($value));
 	}
 
 	/**
@@ -620,15 +620,15 @@ 
 	 * @since 1.0.19
 	 * @param string $value strtotime compliant date.
 	 */
-	public function set_created( $value ) {
-        $date = strtotime( $value );
+	public function set_created($value) {
+        $date = strtotime($value);
 
-        if ( $date && $value !== '0000-00-00 00:00:00' ) {
-            $this->set_prop( 'created', date( 'Y-m-d H:i:s', $date ) );
+        if ($date && $value !== '0000-00-00 00:00:00') {
+            $this->set_prop('created', date('Y-m-d H:i:s', $date));
             return;
         }
 
-		$this->set_prop( 'created', '' );
+		$this->set_prop('created', '');
 
 	}
 
@@ -638,8 +638,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value strtotime compliant date.
 	 */
-	public function set_date_created( $value ) {
-		$this->set_created( $value );
+	public function set_date_created($value) {
+		$this->set_created($value);
     }
 
 	/**
@@ -648,15 +648,15 @@ 
 	 * @since 1.0.19
 	 * @param string $value strtotime compliant date.
 	 */
-	public function set_next_renewal_date( $value ) {
-		$date = strtotime( $value );
+	public function set_next_renewal_date($value) {
+		$date = strtotime($value);
 
-        if ( $date && $value !== '0000-00-00 00:00:00' ) {
-            $this->set_prop( 'expiration', date( 'Y-m-d H:i:s', $date ) );
+        if ($date && $value !== '0000-00-00 00:00:00') {
+            $this->set_prop('expiration', date('Y-m-d H:i:s', $date));
             return;
 		}
 
-		$this->set_prop( 'expiration', '' );
+		$this->set_prop('expiration', '');
 
 	}
 
@@ -666,8 +666,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value strtotime compliant date.
 	 */
-	public function set_expiration( $value ) {
-		$this->set_next_renewal_date( $value );
+	public function set_expiration($value) {
+		$this->set_next_renewal_date($value);
     }
 
 	/**
@@ -676,8 +676,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value trial period e.g 1 year.
 	 */
-	public function set_trial_period( $value ) {
-		$this->set_prop( 'trial_period', $value );
+	public function set_trial_period($value) {
+		$this->set_prop('trial_period', $value);
 	}
 
 	/**
@@ -686,19 +686,19 @@ 
 	 * @since 1.0.19
 	 * @param string $new_status    New subscription status.
 	 */
-	public function set_status( $new_status ) {
+	public function set_status($new_status) {
 
 		// Abort if this is not a valid status;
-		if ( ! array_key_exists( $new_status, getpaid_get_subscription_statuses() ) ) {
+		if (!array_key_exists($new_status, getpaid_get_subscription_statuses())) {
 			return;
 		}
 
 		$old_status = $this->get_status();
-		$this->set_prop( 'status', $new_status );
+		$this->set_prop('status', $new_status);
 
-		if ( true === $this->object_read && $old_status !== $new_status ) {
+		if (true === $this->object_read && $old_status !== $new_status) {
 			$this->status_transition = array(
-				'from'   => ! empty( $this->status_transition['from'] ) ? $this->status_transition['from'] : $old_status,
+				'from'   => !empty($this->status_transition['from']) ? $this->status_transition['from'] : $old_status,
 				'to'     => $new_status,
 			);
 		}
@@ -711,8 +711,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value the remote profile id.
 	 */
-	public function set_profile_id( $value ) {
-		$this->set_prop( 'profile_id', sanitize_text_field( $value ) );
+	public function set_profile_id($value) {
+		$this->set_prop('profile_id', sanitize_text_field($value));
 	}
 
 	/*
@@ -730,8 +730,8 @@ 
 	 * @param string|array String or array of strings to check for.
 	 * @return bool
      */
-    public function has_status( $status ) {
-        return in_array( $this->get_status(), wpinv_clean( wpinv_parse_list( $status ) ) );
+    public function has_status($status) {
+        return in_array($this->get_status(), wpinv_clean(wpinv_parse_list($status)));
 	}
 
 	/**
@@ -741,7 +741,7 @@ 
      */
     public function has_trial_period() {
 		$period = $this->get_trial_period();
-        return ! empty( $period );
+        return !empty($period);
 	}
 
 	/**
@@ -750,7 +750,7 @@ 
 	 * @return bool
 	 */
 	public function is_active() {
-		return $this->has_status( 'active trialling' ) && ! $this->is_expired();
+		return $this->has_status('active trialling') && !$this->is_expired();
 	}
 
 	/**
@@ -759,7 +759,7 @@ 
 	 * @return bool
 	 */
 	public function is_expired() {
-		return $this->has_status( 'expired' ) || ( $this->has_status( 'active cancelled trialling' ) && $this->get_expiration_time() < current_time( 'mysql' ) );
+		return $this->has_status('expired') || ($this->has_status('active cancelled trialling') && $this->get_expiration_time() < current_time('mysql'));
 	}
 
 	/**
@@ -769,7 +769,7 @@ 
 	 */
 	public function is_last_renewal() {
 		$max_bills = $this->get_bill_times();
-		return ! empty( $max_bills ) && $max_bills <= $this->get_times_billed();
+		return !empty($max_bills) && $max_bills <= $this->get_times_billed();
 	}
 
 	/*
@@ -784,11 +784,11 @@ 
 	/**
 	 * Backwards compatibilty.
 	 */
-	public function create( $data = array() ) {
+	public function create($data = array()) {
 
 		// Set the properties.
-		if ( is_array( $data ) ) {
-			$this->set_props( $data );
+		if (is_array($data)) {
+			$this->set_props($data);
 		}
 
 		// Save the item.
@@ -799,8 +799,8 @@ 
 	/**
 	 * Backwards compatibilty.
 	 */
-	public function update( $args = array() ) {
-		return $this->create( $args );
+	public function update($args = array()) {
+		return $this->create($args);
 	}
 
     /**
@@ -809,12 +809,12 @@ 
      * @since  1.0.0
      * @return WP_Post[]
      */
-    public function get_child_payments( $hide_pending = true ) {
+    public function get_child_payments($hide_pending = true) {
 
-		$statuses = array( 'publish', 'wpi-processing', 'wpi-renewal' );
+		$statuses = array('publish', 'wpi-processing', 'wpi-renewal');
 
-		if ( ! $hide_pending ) {
-			$statuses = array_keys( wpinv_get_invoice_statuses() );
+		if (!$hide_pending) {
+			$statuses = array_keys(wpinv_get_invoice_statuses());
 		}
 
         return get_posts(
@@ -846,7 +846,7 @@ 
 		);
 
 		// Maybe include parent invoice.
-        if ( $this->get_parent_payment()->is_paid() ) {
+        if ($this->get_parent_payment()->is_paid()) {
             $count++;
         }
 
@@ -862,7 +862,7 @@ 
     public function get_times_billed() {
         $times_billed = $this->get_total_payments();
 
-        if ( (float) $this->get_initial_amount() == 0 && $times_billed > 0 ) {
+        if ((float) $this->get_initial_amount() == 0 && $times_billed > 0) {
             $times_billed--;
         }
 
@@ -877,49 +877,49 @@ 
 	 * @param  WPInv_Invoice $invoice If adding an existing invoice.
      * @return bool
      */
-    public function add_payment( $args = array(), $invoice = false ) {
+    public function add_payment($args = array(), $invoice = false) {
 
 		// Process each payment once.
-        if ( ! empty( $args['transaction_id'] ) && $this->payment_exists( $args['transaction_id'] ) ) {
+        if (!empty($args['transaction_id']) && $this->payment_exists($args['transaction_id'])) {
             return false;
         }
 
 		// Are we creating a new invoice?
-		if ( empty( $invoice ) ) {
+		if (empty($invoice)) {
 			$invoice = $this->create_payment();
 
-			if ( empty( $invoice ) ) {
+			if (empty($invoice)) {
 				return false;
 			}
 
 		}
 
-		$invoice->set_status( 'wpi-renewal' );
+		$invoice->set_status('wpi-renewal');
 
 		// Maybe set a transaction id.
-		if ( ! empty( $args['transaction_id'] ) ) {
-			$invoice->set_transaction_id( $args['transaction_id'] );
+		if (!empty($args['transaction_id'])) {
+			$invoice->set_transaction_id($args['transaction_id']);
 		}
 
 		// Set the completed date.
-		$invoice->set_completed_date( current_time( 'mysql' ) );
+		$invoice->set_completed_date(current_time('mysql'));
 
 		// And the gateway.
-		if ( ! empty( $args['gateway'] ) ) {
-			$invoice->set_gateway( $args['gateway'] );
+		if (!empty($args['gateway'])) {
+			$invoice->set_gateway($args['gateway']);
 		}
 
 		$invoice->save();
 
-		if ( ! $invoice->exists() ) {
+		if (!$invoice->exists()) {
 			return false;
 		}
 
-		do_action( 'getpaid_after_create_subscription_renewal_invoice', $invoice, $this );
-		do_action( 'wpinv_recurring_add_subscription_payment', $invoice, $this );
-        do_action( 'wpinv_recurring_record_payment', $invoice->get_id(), $this->get_parent_invoice_id(), $invoice->get_recurring_total(), $invoice->get_transaction_id() );
+		do_action('getpaid_after_create_subscription_renewal_invoice', $invoice, $this);
+		do_action('wpinv_recurring_add_subscription_payment', $invoice, $this);
+        do_action('wpinv_recurring_record_payment', $invoice->get_id(), $this->get_parent_invoice_id(), $invoice->get_recurring_total(), $invoice->get_transaction_id());
 
-        update_post_meta( $invoice->get_id(), '_wpinv_subscription_id', $this->id );
+        update_post_meta($invoice->get_id(), '_wpinv_subscription_id', $this->id);
 
         return $invoice->get_id();
 	}
@@ -934,39 +934,39 @@ 
 
 		$parent_invoice = $this->get_parent_payment();
 
-		if ( ! $parent_invoice->exists() ) {
+		if (!$parent_invoice->exists()) {
 			return false;
 		}
 
 		// Duplicate the parent invoice.
-		$invoice = getpaid_duplicate_invoice( $parent_invoice );
-		$invoice->set_parent_id( $parent_invoice->get_id() );
+		$invoice = getpaid_duplicate_invoice($parent_invoice);
+		$invoice->set_parent_id($parent_invoice->get_id());
 
 		// Set invoice items.
-		$subscription_group = getpaid_get_invoice_subscription_group( $parent_invoice->get_id(), $this->get_id() );
-		$allowed_items      = empty( $subscription_group ) ? array( $this->get_product_id() ) : array_keys( $subscription_group['items'] );
+		$subscription_group = getpaid_get_invoice_subscription_group($parent_invoice->get_id(), $this->get_id());
+		$allowed_items      = empty($subscription_group) ? array($this->get_product_id()) : array_keys($subscription_group['items']);
 		$invoice_items      = array();
 
-		foreach ( $invoice->get_items() as $item ) {
-			if ( in_array( $item->get_id(), $allowed_items ) ) {
+		foreach ($invoice->get_items() as $item) {
+			if (in_array($item->get_id(), $allowed_items)) {
 				$invoice_items[] = $item;
 			}
 		}
 
-		$invoice->set_items( $invoice_items );
+		$invoice->set_items($invoice_items);
 
-		if ( ! empty( $subscription_group['fees'] ) ) {
-			$invoice->set_fees( $subscription_group['fees'] );
+		if (!empty($subscription_group['fees'])) {
+			$invoice->set_fees($subscription_group['fees']);
 		}
 
 		// Maybe recalculate discount (Pre-GetPaid Fix).
-		$discount = new WPInv_Discount( $invoice->get_discount_code() );
-		if ( $discount->exists() && $discount->is_recurring() && 0 == $invoice->get_total_discount() ) {
-			$invoice->add_discount( getpaid_calculate_invoice_discount( $invoice, $discount ) );
+		$discount = new WPInv_Discount($invoice->get_discount_code());
+		if ($discount->exists() && $discount->is_recurring() && 0 == $invoice->get_total_discount()) {
+			$invoice->add_discount(getpaid_calculate_invoice_discount($invoice, $discount));
 		}
 
 		$invoice->recalculate_total();
-		$invoice->set_status( 'wpi-pending' );
+		$invoice->set_status('wpi-pending');
 		$invoice->save();
 
 		return $invoice->exists() ? $invoice : false;
@@ -981,20 +981,20 @@ 
 	public function renew() {
 
 		// Complete subscription if applicable
-		if ( $this->is_last_renewal() ) {
+		if ($this->is_last_renewal()) {
 			return $this->complete();
 		}
 
 		// Calculate new expiration
 		$frequency      = $this->get_frequency();
 		$period         = $this->get_period();
-		$new_expiration = strtotime( "+ $frequency $period", $this->get_expiration_time() );
+		$new_expiration = strtotime("+ $frequency $period", $this->get_expiration_time());
 
-		$this->set_expiration( date( 'Y-m-d H:i:s',$new_expiration ) );
-		$this->set_status( 'active' );
+		$this->set_expiration(date('Y-m-d H:i:s', $new_expiration));
+		$this->set_status('active');
 		$this->save();
 
-		do_action( 'getpaid_subscription_renewed', $this );
+		do_action('getpaid_subscription_renewed', $this);
 
 		return $this->get_id();
 	}
@@ -1010,11 +1010,11 @@ 
 	public function complete() {
 
 		// Only mark a subscription as complete if it's not already cancelled.
-		if ( $this->has_status( 'cancelled' ) ) {
+		if ($this->has_status('cancelled')) {
 			return false;
 		}
 
-		$this->set_status( 'completed' );
+		$this->set_status('completed');
 		return $this->save();
 
 	}
@@ -1026,14 +1026,14 @@ 
 	 * @param  bool $check_expiration
 	 * @return int|bool Subscription id or false if $check_expiration is true and expiration date is in the future.
 	 */
-	public function expire( $check_expiration = false ) {
+	public function expire($check_expiration = false) {
 
-		if ( $check_expiration && $this->get_expiration_time() > current_time( 'timestamp' ) ) {
+		if ($check_expiration && $this->get_expiration_time() > current_time('timestamp')) {
 			// Do not mark as expired since real expiration date is in the future
 			return false;
 		}
 
-		$this->set_status( 'expired' );
+		$this->set_status('expired');
 		return $this->save();
 
 	}
@@ -1045,7 +1045,7 @@ 
 	 * @return int Subscription id.
 	 */
 	public function failing() {
-		$this->set_status( 'failing' );
+		$this->set_status('failing');
 		return $this->save();
 	}
 
@@ -1056,7 +1056,7 @@ 
      * @return int Subscription id.
      */
     public function cancel() {
-		$this->set_status( 'cancelled' );
+		$this->set_status('cancelled');
 		return $this->save();
     }
 
@@ -1067,7 +1067,7 @@ 
 	 * @return bool
 	 */
 	public function can_cancel() {
-		return apply_filters( 'wpinv_subscription_can_cancel', $this->has_status( $this->get_cancellable_statuses() ), $this );
+		return apply_filters('wpinv_subscription_can_cancel', $this->has_status($this->get_cancellable_statuses()), $this);
 	}
 
     /**
@@ -1078,7 +1078,7 @@ 
      * @return      array
      */
     public function get_cancellable_statuses() {
-        return apply_filters( 'wpinv_recurring_cancellable_statuses', array( 'active', 'trialling', 'failing' ) );
+        return apply_filters('wpinv_recurring_cancellable_statuses', array('active', 'trialling', 'failing'));
     }
 
 	/**
@@ -1088,8 +1088,8 @@ 
 	 * @return string
 	 */
 	public function get_cancel_url() {
-		$url = getpaid_get_authenticated_action_url( 'subscription_cancel', $this->get_view_url() );
-		return apply_filters( 'wpinv_subscription_cancel_url', $url, $this );
+		$url = getpaid_get_authenticated_action_url('subscription_cancel', $this->get_view_url());
+		return apply_filters('wpinv_subscription_cancel_url', $url, $this);
 	}
 
 	/**
@@ -1100,10 +1100,10 @@ 
 	 */
 	public function get_view_url() {
 
-		$url = getpaid_get_tab_url( 'gp-subscriptions', get_permalink( (int) wpinv_get_option( 'invoice_subscription_page' ) ) );
-		$url = add_query_arg( 'subscription', $this->get_id(), $url );
+		$url = getpaid_get_tab_url('gp-subscriptions', get_permalink((int) wpinv_get_option('invoice_subscription_page')));
+		$url = add_query_arg('subscription', $this->get_id(), $url);
 
-		return apply_filters( 'getpaid_get_subscription_view_url', $url, $this );
+		return apply_filters('getpaid_get_subscription_view_url', $url, $this);
 	}
 
 	/**
@@ -1116,7 +1116,7 @@ 
 	 * @return bool
 	 */
 	public function can_renew() {
-		return apply_filters( 'wpinv_subscription_can_renew', true, $this );
+		return apply_filters('wpinv_subscription_can_renew', true, $this);
 	}
 
 	/**
@@ -1126,8 +1126,8 @@ 
 	 * @return string
 	 */
 	public function get_renew_url() {
-		$url = wp_nonce_url( add_query_arg( array( 'getpaid-action' => 'renew_subscription', 'sub_id' => $this->get_id ) ), 'getpaid-nonce' );
-		return apply_filters( 'wpinv_subscription_renew_url', $url, $this );
+		$url = wp_nonce_url(add_query_arg(array('getpaid-action' => 'renew_subscription', 'sub_id' => $this->get_id)), 'getpaid-nonce');
+		return apply_filters('wpinv_subscription_renew_url', $url, $this);
 	}
 
 	/**
@@ -1137,7 +1137,7 @@ 
 	 * @return bool
 	 */
 	public function can_update() {
-		return apply_filters( 'wpinv_subscription_can_update', false, $this );
+		return apply_filters('wpinv_subscription_can_update', false, $this);
 	}
 
 	/**
@@ -1147,8 +1147,8 @@ 
 	 * @return string
 	 */
 	public function get_update_url() {
-		$url = add_query_arg( array( 'action' => 'update', 'subscription_id' => $this->get_id() ) );
-		return apply_filters( 'wpinv_subscription_update_url', $url, $this );
+		$url = add_query_arg(array('action' => 'update', 'subscription_id' => $this->get_id()));
+		return apply_filters('wpinv_subscription_update_url', $url, $this);
 	}
 
 	/**
@@ -1158,7 +1158,7 @@ 
 	 * @return string
 	 */
 	public function get_status_label() {
-		return getpaid_get_subscription_status_label( $this->get_status() );
+		return getpaid_get_subscription_status_label($this->get_status());
 	}
 
 	/**
@@ -1169,7 +1169,7 @@ 
 	 */
 	public function get_status_class() {
 		$statuses = getpaid_get_subscription_status_classes();
-		return isset( $statuses[ $this->get_status() ] ) ? $statuses[ $this->get_status() ] : 'badge-dark';
+		return isset($statuses[$this->get_status()]) ? $statuses[$this->get_status()] : 'badge-dark';
 	}
 
     /**
@@ -1180,9 +1180,9 @@ 
      */
     public function get_status_label_html() {
 
-		$status_label = sanitize_text_field( $this->get_status_label() );
-		$class        = esc_attr( $this->get_status_class() );
-		$status       = sanitize_html_class( $this->get_status() );
+		$status_label = sanitize_text_field($this->get_status_label());
+		$class        = esc_attr($this->get_status_class());
+		$status       = sanitize_html_class($this->get_status());
 
 		return "<span class='bsui'><span class='badge $class $status'>$status_label</span></span>";
     }
@@ -1194,9 +1194,9 @@ 
      * @param  string $txn_id The transaction ID from the merchant processor
      * @return bool
      */
-    public function payment_exists( $txn_id = '' ) {
-		$invoice_id = WPInv_Invoice::get_invoice_id_by_field( $txn_id, 'transaction_id' );
-        return ! empty( $invoice_id );
+    public function payment_exists($txn_id = '') {
+		$invoice_id = WPInv_Invoice::get_invoice_id_by_field($txn_id, 'transaction_id');
+        return !empty($invoice_id);
 	}
 
 	/**
@@ -1208,35 +1208,35 @@ 
 		// Reset status transition variable.
 		$this->status_transition = false;
 
-		if ( $status_transition ) {
+		if ($status_transition) {
 			try {
 
 				// Fire a hook for the status change.
-				do_action( 'wpinv_subscription_' . $status_transition['to'], $this->get_id(), $this, $status_transition );
-				do_action( 'getpaid_subscription_' . $status_transition['to'], $this, $status_transition );
+				do_action('wpinv_subscription_' . $status_transition['to'], $this->get_id(), $this, $status_transition);
+				do_action('getpaid_subscription_' . $status_transition['to'], $this, $status_transition);
 
-				if ( ! empty( $status_transition['from'] ) ) {
+				if (!empty($status_transition['from'])) {
 
 					/* translators: 1: old subscription status 2: new subscription status */
-					$transition_note = sprintf( __( 'Subscription status changed from %1$s to %2$s.', 'invoicing' ), getpaid_get_subscription_status_label( $status_transition['from'] ), getpaid_get_subscription_status_label( $status_transition['to'] ) );
+					$transition_note = sprintf(__('Subscription status changed from %1$s to %2$s.', 'invoicing'), getpaid_get_subscription_status_label($status_transition['from']), getpaid_get_subscription_status_label($status_transition['to']));
 
 					// Note the transition occurred.
-					$this->get_parent_payment()->add_note( $transition_note, false, false, true );
+					$this->get_parent_payment()->add_note($transition_note, false, false, true);
 
 					// Fire another hook.
-					do_action( 'getpaid_subscription_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this->get_id(), $this );
-					do_action( 'getpaid_subscription_status_changed', $this, $status_transition['from'], $status_transition['to'] );
+					do_action('getpaid_subscription_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this->get_id(), $this);
+					do_action('getpaid_subscription_status_changed', $this, $status_transition['from'], $status_transition['to']);
 
 				} else {
 					/* translators: %s: new invoice status */
-					$transition_note = sprintf( __( 'Subscription status set to %s.', 'invoicing' ), getpaid_get_subscription_status_label( $status_transition['to'] ) );
+					$transition_note = sprintf(__('Subscription status set to %s.', 'invoicing'), getpaid_get_subscription_status_label($status_transition['to']));
 
 					// Note the transition occurred.
-					$this->get_parent_payment()->add_note( $transition_note, false, false, true );
+					$this->get_parent_payment()->add_note($transition_note, false, false, true);
 
 				}
-			} catch ( Exception $e ) {
-				$this->get_parent_payment()->add_note( __( 'Error during subscription status transition.', 'invoicing' ) . ' ' . $e->getMessage() );
+			} catch (Exception $e) {
+				$this->get_parent_payment()->add_note(__('Error during subscription status transition.', 'invoicing') . ' ' . $e->getMessage());
 			}
 		}
 
@@ -1262,7 +1262,7 @@ 
 	 */
 	public function activate() {
 		$status = 'trialling' == $this->get_status() ? 'trialling' : 'active';
-		$this->set_status( $status );
+		$this->set_status($status);
 		return $this->save();
 	}
 

includes/payments/class-getpaid-payment-form-submission.php

Indentation +818 added lines, -818 removed lines

@@ -1,6 +1,6 @@ 
 <?php
 if ( ! defined( 'ABSPATH' ) ) {
-	exit;
+    exit;
 }
 
 /**
@@ -10,198 +10,198 @@ 
 class GetPaid_Payment_Form_Submission {
 
     /**
-	 * Submission ID
-	 *
-	 * @var string
-	 */
-	public $id = null;
-
-	/**
-	 * The raw submission data.
-	 *
-	 * @var array
-	 */
-	protected $data = null;
-
-	/**
-	 * Submission totals
-	 *
-	 * @var array
-	 */
-	protected $totals = array(
-
-		'subtotal'      => array(
-			'initial'   => 0,
-			'recurring' => 0,
-		),
-
-		'discount'      => array(
-			'initial'   => 0,
-			'recurring' => 0,
-		),
-
-		'fees'          => array(
-			'initial'   => 0,
-			'recurring' => 0,
-		),
-
-		'taxes'         => array(
-			'initial'   => 0,
-			'recurring' => 0,
-		),
-
-	);
-
-	/**
-	 * Sets the associated payment form.
-	 *
-	 * @var GetPaid_Payment_Form
-	 */
+     * Submission ID
+     *
+     * @var string
+     */
+    public $id = null;
+
+    /**
+     * The raw submission data.
+     *
+     * @var array
+     */
+    protected $data = null;
+
+    /**
+     * Submission totals
+     *
+     * @var array
+     */
+    protected $totals = array(
+
+        'subtotal'      => array(
+            'initial'   => 0,
+            'recurring' => 0,
+        ),
+
+        'discount'      => array(
+            'initial'   => 0,
+            'recurring' => 0,
+        ),
+
+        'fees'          => array(
+            'initial'   => 0,
+            'recurring' => 0,
+        ),
+
+        'taxes'         => array(
+            'initial'   => 0,
+            'recurring' => 0,
+        ),
+
+    );
+
+    /**
+     * Sets the associated payment form.
+     *
+     * @var GetPaid_Payment_Form
+     */
     protected $payment_form = null;
 
     /**
-	 * The country for the submission.
-	 *
-	 * @var string
-	 */
-	public $country = null;
-
-    /**
-	 * The state for the submission.
-	 *
-	 * @since 1.0.19
-	 * @var string
-	 */
-	public $state = null;
-
-	/**
-	 * The invoice associated with the submission.
-	 *
-	 * @var WPInv_Invoice
-	 */
-	protected $invoice = null;
-
-	/**
-	 * The recurring item for the submission.
-	 *
-	 * @var int
-	 */
-	public $has_recurring = 0;
-
-	/**
-	 * An array of fees for the submission.
-	 *
-	 * @var array
-	 */
-	protected $fees = array();
-
-	/**
-	 * An array of discounts for the submission.
-	 *
-	 * @var array
-	 */
-	protected $discounts = array();
-
-	/**
-	 * An array of taxes for the submission.
-	 *
-	 * @var array
-	 */
-	protected $taxes = array();
-
-	/**
-	 * An array of items for the submission.
-	 *
-	 * @var GetPaid_Form_Item[]
-	 */
-	protected $items = array();
-
-	/**
-	 * The last error.
-	 *
-	 * @var string
-	 */
-	public $last_error = null;
-
-	/**
-	 * The last error code.
-	 *
-	 * @var string
-	 */
-	public $last_error_code = null;
-
-    /**
-	 * Class constructor.
-	 *
-	 */
-	public function __construct() {
-
-		// Set the state and country to the default state and country.
-		$this->country = wpinv_default_billing_country();
-		$this->state   = wpinv_get_default_state();
-
-		// Do we have an actual submission?
-		if ( isset( $_POST['getpaid_payment_form_submission'] ) ) {
-			$this->load_data( $_POST );
-		}
-
-	}
-
-	/**
-	 * Loads submission data.
-	 *
-	 * @param array $data
-	 */
-	public function load_data( $data ) {
-
-		// Remove slashes from the submitted data...
-		$data       = wp_unslash( $data );
-
-		// Allow plugins to filter the data.
-		$data       = apply_filters( 'getpaid_submission_data', $data, $this );
-
-		// Cache it...
-		$this->data = $data;
-
-		// Then generate a unique id from the data.
-		$this->id   = md5( wp_json_encode( $data ) );
-
-		// Finally, process the submission.
-		try {
-
-			// Each process is passed an instance of the class (with reference)
-			// and should throw an Exception whenever it encounters one.
-			$processors = apply_filters(
-				'getpaid_payment_form_submission_processors',
-				array(
-					array( $this, 'process_payment_form' ),
-					array( $this, 'process_invoice' ),
-					array( $this, 'process_fees' ),
-					array( $this, 'process_items' ),
-					array( $this, 'process_discount' ),
-					array( $this, 'process_taxes' ),
-				),
-				$this		
-			);
-
-			foreach ( $processors as $processor ) {
-				call_user_func_array( $processor, array( &$this ) );
-			}
-
-		} catch( GetPaid_Payment_Exception $e ) {
-			$this->last_error      = $e->getMessage();
-			$this->last_error_code = $e->getErrorCode();
-		} catch ( Exception $e ) {
-			$this->last_error      = $e->getMessage();
-			$this->last_error_code = $e->getCode();
-		}
-
-		// Fired when we are done processing a submission.
-		do_action_ref_array( 'getpaid_process_submission', array( &$this ) );
-
-	}
-
-	/*
+     * The country for the submission.
+     *
+     * @var string
+     */
+    public $country = null;
+
+    /**
+     * The state for the submission.
+     *
+     * @since 1.0.19
+     * @var string
+     */
+    public $state = null;
+
+    /**
+     * The invoice associated with the submission.
+     *
+     * @var WPInv_Invoice
+     */
+    protected $invoice = null;
+
+    /**
+     * The recurring item for the submission.
+     *
+     * @var int
+     */
+    public $has_recurring = 0;
+
+    /**
+     * An array of fees for the submission.
+     *
+     * @var array
+     */
+    protected $fees = array();
+
+    /**
+     * An array of discounts for the submission.
+     *
+     * @var array
+     */
+    protected $discounts = array();
+
+    /**
+     * An array of taxes for the submission.
+     *
+     * @var array
+     */
+    protected $taxes = array();
+
+    /**
+     * An array of items for the submission.
+     *
+     * @var GetPaid_Form_Item[]
+     */
+    protected $items = array();
+
+    /**
+     * The last error.
+     *
+     * @var string
+     */
+    public $last_error = null;
+
+    /**
+     * The last error code.
+     *
+     * @var string
+     */
+    public $last_error_code = null;
+
+    /**
+     * Class constructor.
+     *
+     */
+    public function __construct() {
+
+        // Set the state and country to the default state and country.
+        $this->country = wpinv_default_billing_country();
+        $this->state   = wpinv_get_default_state();
+
+        // Do we have an actual submission?
+        if ( isset( $_POST['getpaid_payment_form_submission'] ) ) {
+            $this->load_data( $_POST );
+        }
+
+    }
+
+    /**
+     * Loads submission data.
+     *
+     * @param array $data
+     */
+    public function load_data( $data ) {
+
+        // Remove slashes from the submitted data...
+        $data       = wp_unslash( $data );
+
+        // Allow plugins to filter the data.
+        $data       = apply_filters( 'getpaid_submission_data', $data, $this );
+
+        // Cache it...
+        $this->data = $data;
+
+        // Then generate a unique id from the data.
+        $this->id   = md5( wp_json_encode( $data ) );
+
+        // Finally, process the submission.
+        try {
+
+            // Each process is passed an instance of the class (with reference)
+            // and should throw an Exception whenever it encounters one.
+            $processors = apply_filters(
+                'getpaid_payment_form_submission_processors',
+                array(
+                    array( $this, 'process_payment_form' ),
+                    array( $this, 'process_invoice' ),
+                    array( $this, 'process_fees' ),
+                    array( $this, 'process_items' ),
+                    array( $this, 'process_discount' ),
+                    array( $this, 'process_taxes' ),
+                ),
+                $this		
+            );
+
+            foreach ( $processors as $processor ) {
+                call_user_func_array( $processor, array( &$this ) );
+            }
+
+        } catch( GetPaid_Payment_Exception $e ) {
+            $this->last_error      = $e->getMessage();
+            $this->last_error_code = $e->getErrorCode();
+        } catch ( Exception $e ) {
+            $this->last_error      = $e->getMessage();
+            $this->last_error_code = $e->getCode();
+        }
+
+        // Fired when we are done processing a submission.
+        do_action_ref_array( 'getpaid_process_submission', array( &$this ) );
+
+    }
+
+    /*
 	|--------------------------------------------------------------------------
 	| Payment Forms.
 	|--------------------------------------------------------------------------
@@ -210,39 +210,39 @@ 
 	| submission has an active payment form etc.
     */
 
-	/**
-	 * Prepares the submission's payment form.
-	 *
-	 * @since 1.0.19
-	 */
-	public function process_payment_form() {
+    /**
+     * Prepares the submission's payment form.
+     *
+     * @since 1.0.19
+     */
+    public function process_payment_form() {
 
-		// Every submission needs an active payment form.
-		if ( empty( $this->data['form_id'] ) ) {
-			throw new Exception( __( 'Missing payment form', 'invoicing' ) );
-		}
+        // Every submission needs an active payment form.
+        if ( empty( $this->data['form_id'] ) ) {
+            throw new Exception( __( 'Missing payment form', 'invoicing' ) );
+        }
 
-		// Fetch the payment form.
-		$this->payment_form = new GetPaid_Payment_Form( $this->data['form_id'] );
+        // Fetch the payment form.
+        $this->payment_form = new GetPaid_Payment_Form( $this->data['form_id'] );
 
-		if ( ! $this->payment_form->is_active() ) {
-			throw new Exception( __( 'Payment form not active', 'invoicing' ) );
-		}
+        if ( ! $this->payment_form->is_active() ) {
+            throw new Exception( __( 'Payment form not active', 'invoicing' ) );
+        }
 
-		do_action_ref_array( 'getpaid_submissions_process_payment_form', array( &$this ) );
-	}
+        do_action_ref_array( 'getpaid_submissions_process_payment_form', array( &$this ) );
+    }
 
     /**
-	 * Returns the payment form.
-	 *
-	 * @since 1.0.19
-	 * @return GetPaid_Payment_Form
-	 */
-	public function get_payment_form() {
-		return $this->payment_form;
-	}
+     * Returns the payment form.
+     *
+     * @since 1.0.19
+     * @return GetPaid_Payment_Form
+     */
+    public function get_payment_form() {
+        return $this->payment_form;
+    }
 
-	/*
+    /*
 	|--------------------------------------------------------------------------
 	| Invoices.
 	|--------------------------------------------------------------------------
@@ -251,84 +251,84 @@ 
 	| might be for an existing invoice.
 	*/
 
-	/**
-	 * Prepares the submission's invoice.
-	 *
-	 * @since 1.0.19
-	 */
-	public function process_invoice() {
+    /**
+     * Prepares the submission's invoice.
+     *
+     * @since 1.0.19
+     */
+    public function process_invoice() {
 
-		// Abort if there is no invoice.
-		if ( empty( $this->data['invoice_id'] ) ) {
-			return;
-		}
+        // Abort if there is no invoice.
+        if ( empty( $this->data['invoice_id'] ) ) {
+            return;
+        }
 
-		// If the submission is for an existing invoice, ensure that it exists
-		// and that it is not paid for.
-		$invoice = wpinv_get_invoice( $this->data['invoice_id'] );
+        // If the submission is for an existing invoice, ensure that it exists
+        // and that it is not paid for.
+        $invoice = wpinv_get_invoice( $this->data['invoice_id'] );
 
         if ( empty( $invoice ) ) {
-			throw new Exception( __( 'Invalid invoice', 'invoicing' ) );
-		}
+            throw new Exception( __( 'Invalid invoice', 'invoicing' ) );
+        }
 
-		if ( $invoice->is_paid() ) {
-			throw new Exception( __( 'This invoice is already paid for.', 'invoicing' ) );
-		}
+        if ( $invoice->is_paid() ) {
+            throw new Exception( __( 'This invoice is already paid for.', 'invoicing' ) );
+        }
 
-		$this->payment_form->invoice = $invoice;
-		if ( ! $this->payment_form->is_default() ) {
+        $this->payment_form->invoice = $invoice;
+        if ( ! $this->payment_form->is_default() ) {
 
-			$items    = array();
-			$item_ids = array();
+            $items    = array();
+            $item_ids = array();
 	
-			foreach ( $invoice->get_items() as $item ) {
-				if ( ! in_array( $item->get_id(), $item_ids ) ) {
-					$item_ids[] = $item->get_id();
-					$items[]    = $item;
-				}
-			}
+            foreach ( $invoice->get_items() as $item ) {
+                if ( ! in_array( $item->get_id(), $item_ids ) ) {
+                    $item_ids[] = $item->get_id();
+                    $items[]    = $item;
+                }
+            }
 	
-			foreach ( $this->payment_form->get_items() as $item ) {
-				if ( ! in_array( $item->get_id(), $item_ids ) ) {
-					$item_ids[] = $item->get_id();
-					$items[]    = $item;
-				}
-			}
+            foreach ( $this->payment_form->get_items() as $item ) {
+                if ( ! in_array( $item->get_id(), $item_ids ) ) {
+                    $item_ids[] = $item->get_id();
+                    $items[]    = $item;
+                }
+            }
 	
-			$this->payment_form->set_items( $items );
+            $this->payment_form->set_items( $items );
 	
-		} else {
-			$this->payment_form->set_items( $invoice->get_items() );
-		}
-
-		$this->country = $invoice->get_country();
-		$this->state   = $invoice->get_state();
-		$this->invoice = $invoice;
-
-		do_action_ref_array( 'getpaid_submissions_process_invoice', array( &$this ) );
-	}
-
-	/**
-	 * Returns the associated invoice.
-	 *
-	 * @since 1.0.19
-	 * @return WPInv_Invoice
-	 */
-	public function get_invoice() {
-		return $this->invoice;
-	}
-
-	/**
-	 * Checks whether there is an invoice associated with this submission.
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
-	public function has_invoice() {
-		return ! empty( $this->invoice );
-	}
-
-	/*
+        } else {
+            $this->payment_form->set_items( $invoice->get_items() );
+        }
+
+        $this->country = $invoice->get_country();
+        $this->state   = $invoice->get_state();
+        $this->invoice = $invoice;
+
+        do_action_ref_array( 'getpaid_submissions_process_invoice', array( &$this ) );
+    }
+
+    /**
+     * Returns the associated invoice.
+     *
+     * @since 1.0.19
+     * @return WPInv_Invoice
+     */
+    public function get_invoice() {
+        return $this->invoice;
+    }
+
+    /**
+     * Checks whether there is an invoice associated with this submission.
+     *
+     * @since 1.0.19
+     * @return bool
+     */
+    public function has_invoice() {
+        return ! empty( $this->invoice );
+    }
+
+    /*
 	|--------------------------------------------------------------------------
 	| Items.
 	|--------------------------------------------------------------------------
@@ -337,129 +337,129 @@ 
 	| recurring item. But can have an unlimited number of non-recurring items.
 	*/
 
-	/**
-	 * Prepares the submission's items.
-	 *
-	 * @since 1.0.19
-	 */
-	public function process_items() {
-
-		$processor = new GetPaid_Payment_Form_Submission_Items( $this );
-
-		foreach ( $processor->items as $item ) {
-			$this->add_item( $item );
-		}
-
-		do_action_ref_array( 'getpaid_submissions_process_items', array( &$this ) );
-	}
-
-	/**
-	 * Adds an item to the submission.
-	 *
-	 * @since 1.0.19
-	 * @param GetPaid_Form_Item $item
-	 */
-	public function add_item( $item ) {
-
-		// Make sure that it is available for purchase.
-		if ( ! $item->can_purchase() || isset( $this->items[ $item->get_id() ] ) ) {
-			return;
-		}
-
-		// Each submission can only contain one recurring item.
-		if ( $item->is_recurring() ) {
-			$this->has_recurring = $item->get_id();
-		}
-
-		// Update the items and totals.
-		$this->items[ $item->get_id() ]         = $item;
-		$this->totals['subtotal']['initial']   += $item->get_sub_total();
-		$this->totals['subtotal']['recurring'] += $item->get_recurring_sub_total();
-
-	}
-
-	/**
-	 * Removes a specific item.
-	 * 
-	 * You should not call this method after the discounts and taxes
-	 * have been calculated.
-	 *
-	 * @since 1.0.19
-	 */
-	public function remove_item( $item_id ) {
-
-		if ( isset( $this->items[ $item_id ] ) ) {
-			$this->totals['subtotal']['initial']   -= $this->items[ $item_id ]->get_sub_total();
-			$this->totals['subtotal']['recurring'] -= $this->items[ $item_id ]->get_recurring_sub_total();
-
-			if ( $this->items[ $item_id ]->is_recurring() ) {
-				$this->has_recurring = 0;
-			}
-
-			unset( $this->items[ $item_id ] );
-		}
-
-	}
-
-	/**
-	 * Returns the subtotal.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_subtotal() {
-
-		if ( wpinv_prices_include_tax() ) {
-			return $this->totals['subtotal']['initial'] - $this->totals['taxes']['initial'];
-		}
-
-		return $this->totals['subtotal']['initial'];
-	}
-
-	/**
-	 * Returns the recurring subtotal.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_recurring_subtotal() {
-
-		if ( wpinv_prices_include_tax() ) {
-			return $this->totals['subtotal']['recurring'] - $this->totals['taxes']['recurring'];
-		}
-
-		return $this->totals['subtotal']['recurring'];
-	}
-
-	/**
-	 * Returns all items.
-	 *
-	 * @since 1.0.19
-	 * @return GetPaid_Form_Item[]
-	 */
-	public function get_items() {
-		return $this->items;
-	}
-
-	/**
-	 * Checks if there's a single subscription group in the submission.
-	 *
-	 * @since 2.3.0
-	 * @return bool
-	 */
-	public function has_subscription_group() {
-		return $this->has_recurring && getpaid_should_group_subscriptions( $this ) && 1 == count( getpaid_get_subscription_groups( $this ) );
-	}
-
-	/**
-	 * Checks if there are multipe subscription groups in the submission.
-	 *
-	 * @since 2.3.0
-	 * @return bool
-	 */
-	public function has_multiple_subscription_groups() {
-		return $this->has_recurring && 1 < count( getpaid_get_subscription_groups( $this ) );
-	}
-
-	/*
+    /**
+     * Prepares the submission's items.
+     *
+     * @since 1.0.19
+     */
+    public function process_items() {
+
+        $processor = new GetPaid_Payment_Form_Submission_Items( $this );
+
+        foreach ( $processor->items as $item ) {
+            $this->add_item( $item );
+        }
+
+        do_action_ref_array( 'getpaid_submissions_process_items', array( &$this ) );
+    }
+
+    /**
+     * Adds an item to the submission.
+     *
+     * @since 1.0.19
+     * @param GetPaid_Form_Item $item
+     */
+    public function add_item( $item ) {
+
+        // Make sure that it is available for purchase.
+        if ( ! $item->can_purchase() || isset( $this->items[ $item->get_id() ] ) ) {
+            return;
+        }
+
+        // Each submission can only contain one recurring item.
+        if ( $item->is_recurring() ) {
+            $this->has_recurring = $item->get_id();
+        }
+
+        // Update the items and totals.
+        $this->items[ $item->get_id() ]         = $item;
+        $this->totals['subtotal']['initial']   += $item->get_sub_total();
+        $this->totals['subtotal']['recurring'] += $item->get_recurring_sub_total();
+
+    }
+
+    /**
+     * Removes a specific item.
+     * 
+     * You should not call this method after the discounts and taxes
+     * have been calculated.
+     *
+     * @since 1.0.19
+     */
+    public function remove_item( $item_id ) {
+
+        if ( isset( $this->items[ $item_id ] ) ) {
+            $this->totals['subtotal']['initial']   -= $this->items[ $item_id ]->get_sub_total();
+            $this->totals['subtotal']['recurring'] -= $this->items[ $item_id ]->get_recurring_sub_total();
+
+            if ( $this->items[ $item_id ]->is_recurring() ) {
+                $this->has_recurring = 0;
+            }
+
+            unset( $this->items[ $item_id ] );
+        }
+
+    }
+
+    /**
+     * Returns the subtotal.
+     *
+     * @since 1.0.19
+     */
+    public function get_subtotal() {
+
+        if ( wpinv_prices_include_tax() ) {
+            return $this->totals['subtotal']['initial'] - $this->totals['taxes']['initial'];
+        }
+
+        return $this->totals['subtotal']['initial'];
+    }
+
+    /**
+     * Returns the recurring subtotal.
+     *
+     * @since 1.0.19
+     */
+    public function get_recurring_subtotal() {
+
+        if ( wpinv_prices_include_tax() ) {
+            return $this->totals['subtotal']['recurring'] - $this->totals['taxes']['recurring'];
+        }
+
+        return $this->totals['subtotal']['recurring'];
+    }
+
+    /**
+     * Returns all items.
+     *
+     * @since 1.0.19
+     * @return GetPaid_Form_Item[]
+     */
+    public function get_items() {
+        return $this->items;
+    }
+
+    /**
+     * Checks if there's a single subscription group in the submission.
+     *
+     * @since 2.3.0
+     * @return bool
+     */
+    public function has_subscription_group() {
+        return $this->has_recurring && getpaid_should_group_subscriptions( $this ) && 1 == count( getpaid_get_subscription_groups( $this ) );
+    }
+
+    /**
+     * Checks if there are multipe subscription groups in the submission.
+     *
+     * @since 2.3.0
+     * @return bool
+     */
+    public function has_multiple_subscription_groups() {
+        return $this->has_recurring && 1 < count( getpaid_get_subscription_groups( $this ) );
+    }
+
+    /*
 	|--------------------------------------------------------------------------
 	| Taxes
 	|--------------------------------------------------------------------------
@@ -468,128 +468,128 @@ 
 	| or only one-time.
     */
 
-	/**
-	 * Prepares the submission's taxes.
-	 *
-	 * @since 1.0.19
-	 */
-	public function process_taxes() {
-
-		// Abort if we're not using taxes.
-		if ( ! $this->use_taxes() ) {
-			return;
-		}
-
-		// If a custom country && state has been passed in, use it to calculate taxes.
-		$country = $this->get_field( 'wpinv_country', 'billing' );
-		if ( ! empty( $country ) ) {
-			$this->country = $country;
-		}
-
-		$state = $this->get_field( 'wpinv_state', 'billing' );
-		if ( ! empty( $state ) ) {
-			$this->state = $state;
-		}
-
-		// Confirm if the provided country and the ip country are similar.
-		$address_confirmed = $this->get_field( 'confirm-address' );
-		if ( wpinv_should_validate_vat_number() && getpaid_get_ip_country() != $this->country && empty( $address_confirmed ) ) {
-			throw new Exception( __( 'The country of your current location must be the same as the country of your billing location or you must confirm the billing address is your home country.', 'invoicing' ) );
-		}
-
-		// Abort if the country is not taxable.
-		if ( ! wpinv_is_country_taxable( $this->country ) ) {
-			return;
-		}
-
-		$processor = new GetPaid_Payment_Form_Submission_Taxes( $this );
-
-		foreach ( $processor->taxes as $tax ) {
-			$this->add_tax( $tax );
-		}
-
-		do_action_ref_array( 'getpaid_submissions_process_taxes', array( &$this ) );
-	}
-
-	/**
-	 * Adds a tax to the submission.
-	 *
-	 * @param array $tax An array of tax details. name, initial_tax, and recurring_tax are required.
-	 * @since 1.0.19
-	 */
-	public function add_tax( $tax ) {
-
-		if ( wpinv_round_tax_per_tax_rate() ) {
-			$tax['initial_tax']   = wpinv_round_amount( $tax['initial_tax'] );
-			$tax['recurring_tax'] = wpinv_round_amount( $tax['recurring_tax'] );
-		}
-
-		$this->taxes[ $tax['name'] ]         = $tax;
-		$this->totals['taxes']['initial']   += wpinv_sanitize_amount( $tax['initial_tax'] );
-		$this->totals['taxes']['recurring'] += wpinv_sanitize_amount( $tax['recurring_tax'] );
-
-	}
-
-	/**
-	 * Removes a specific tax.
-	 *
-	 * @since 1.0.19
-	 */
-	public function remove_tax( $tax_name ) {
-
-		if ( isset( $this->taxes[ $tax_name ] ) ) {
-			$this->totals['taxes']['initial']   -= $this->taxes[ $tax_name ]['initial_tax'];
-			$this->totals['taxes']['recurring'] -= $this->taxes[ $tax_name ]['recurring_tax'];
-			unset( $this->taxes[ $tax_name ] );
-		}
-
-	}
-
-	/**
-	 * Whether or not we'll use taxes for the submission.
-	 *
-	 * @since 1.0.19
-	 */
-	public function use_taxes() {
-
-		$use_taxes = wpinv_use_taxes();
-
-		if ( $this->has_invoice() && ! $this->invoice->is_taxable() ) {
-			$use_taxes = false;
-		}
-
-		return apply_filters( 'getpaid_submission_use_taxes', $use_taxes, $this );
-
-	}
-
-	/**
-	 * Returns the tax.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_tax() {
-		return $this->totals['taxes']['initial'];
-	}
-
-	/**
-	 * Returns the recurring tax.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_recurring_tax() {
-		return $this->totals['taxes']['recurring'];
-	}
-
-	/**
-	 * Returns all taxes.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_taxes() {
-		return $this->taxes;
-	}
-
-	/*
+    /**
+     * Prepares the submission's taxes.
+     *
+     * @since 1.0.19
+     */
+    public function process_taxes() {
+
+        // Abort if we're not using taxes.
+        if ( ! $this->use_taxes() ) {
+            return;
+        }
+
+        // If a custom country && state has been passed in, use it to calculate taxes.
+        $country = $this->get_field( 'wpinv_country', 'billing' );
+        if ( ! empty( $country ) ) {
+            $this->country = $country;
+        }
+
+        $state = $this->get_field( 'wpinv_state', 'billing' );
+        if ( ! empty( $state ) ) {
+            $this->state = $state;
+        }
+
+        // Confirm if the provided country and the ip country are similar.
+        $address_confirmed = $this->get_field( 'confirm-address' );
+        if ( wpinv_should_validate_vat_number() && getpaid_get_ip_country() != $this->country && empty( $address_confirmed ) ) {
+            throw new Exception( __( 'The country of your current location must be the same as the country of your billing location or you must confirm the billing address is your home country.', 'invoicing' ) );
+        }
+
+        // Abort if the country is not taxable.
+        if ( ! wpinv_is_country_taxable( $this->country ) ) {
+            return;
+        }
+
+        $processor = new GetPaid_Payment_Form_Submission_Taxes( $this );
+
+        foreach ( $processor->taxes as $tax ) {
+            $this->add_tax( $tax );
+        }
+
+        do_action_ref_array( 'getpaid_submissions_process_taxes', array( &$this ) );
+    }
+
+    /**
+     * Adds a tax to the submission.
+     *
+     * @param array $tax An array of tax details. name, initial_tax, and recurring_tax are required.
+     * @since 1.0.19
+     */
+    public function add_tax( $tax ) {
+
+        if ( wpinv_round_tax_per_tax_rate() ) {
+            $tax['initial_tax']   = wpinv_round_amount( $tax['initial_tax'] );
+            $tax['recurring_tax'] = wpinv_round_amount( $tax['recurring_tax'] );
+        }
+
+        $this->taxes[ $tax['name'] ]         = $tax;
+        $this->totals['taxes']['initial']   += wpinv_sanitize_amount( $tax['initial_tax'] );
+        $this->totals['taxes']['recurring'] += wpinv_sanitize_amount( $tax['recurring_tax'] );
+
+    }
+
+    /**
+     * Removes a specific tax.
+     *
+     * @since 1.0.19
+     */
+    public function remove_tax( $tax_name ) {
+
+        if ( isset( $this->taxes[ $tax_name ] ) ) {
+            $this->totals['taxes']['initial']   -= $this->taxes[ $tax_name ]['initial_tax'];
+            $this->totals['taxes']['recurring'] -= $this->taxes[ $tax_name ]['recurring_tax'];
+            unset( $this->taxes[ $tax_name ] );
+        }
+
+    }
+
+    /**
+     * Whether or not we'll use taxes for the submission.
+     *
+     * @since 1.0.19
+     */
+    public function use_taxes() {
+
+        $use_taxes = wpinv_use_taxes();
+
+        if ( $this->has_invoice() && ! $this->invoice->is_taxable() ) {
+            $use_taxes = false;
+        }
+
+        return apply_filters( 'getpaid_submission_use_taxes', $use_taxes, $this );
+
+    }
+
+    /**
+     * Returns the tax.
+     *
+     * @since 1.0.19
+     */
+    public function get_tax() {
+        return $this->totals['taxes']['initial'];
+    }
+
+    /**
+     * Returns the recurring tax.
+     *
+     * @since 1.0.19
+     */
+    public function get_recurring_tax() {
+        return $this->totals['taxes']['recurring'];
+    }
+
+    /**
+     * Returns all taxes.
+     *
+     * @since 1.0.19
+     */
+    public function get_taxes() {
+        return $this->taxes;
+    }
+
+    /*
 	|--------------------------------------------------------------------------
 	| Discounts
 	|--------------------------------------------------------------------------
@@ -598,99 +598,99 @@ 
 	| or only one-time. They also do not have to come from a discount code.
     */
 
-	/**
-	 * Prepares the submission's discount.
-	 *
-	 * @since 1.0.19
-	 */
-	public function process_discount() {
-
-		$initial_total    = $this->get_subtotal() + $this->get_fee() + $this->get_tax();
-		$recurring_total  = $this->get_recurring_subtotal() + $this->get_recurring_fee() + $this->get_recurring_tax();
-		$processor        = new GetPaid_Payment_Form_Submission_Discount( $this, $initial_total, $recurring_total );
-
-		foreach ( $processor->discounts as $discount ) {
-			$this->add_discount( $discount );
-		}
-
-		do_action_ref_array( 'getpaid_submissions_process_discounts', array( &$this ) );
-	}
-
-	/**
-	 * Adds a discount to the submission.
-	 *
-	 * @param array $discount An array of discount details. name, initial_discount, and recurring_discount are required. Include discount_code if the discount is from a discount code.
-	 * @since 1.0.19
-	 */
-	public function add_discount( $discount ) {
-		$this->discounts[ $discount['name'] ]   = $discount;
-		$this->totals['discount']['initial']   += wpinv_sanitize_amount( $discount['initial_discount'] );
-		$this->totals['discount']['recurring'] += wpinv_sanitize_amount( $discount['recurring_discount'] );
-	}
-
-	/**
-	 * Removes a discount from the submission.
-	 *
-	 * @since 1.0.19
-	 */
-	public function remove_discount( $name ) {
-
-		if ( isset( $this->discounts[ $name ] ) ) {
-			$this->totals['discount']['initial']   -= $this->discounts[ $name ]['initial_discount'];
-			$this->totals['discount']['recurring'] -= $this->discounts[ $name ]['recurring_discount'];
-			unset( $this->discounts[ $name ] );
-		}
-
-	}
-
-	/**
-	 * Checks whether there is a discount code associated with this submission.
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
-	public function has_discount_code() {
-		return ! empty( $this->discounts['discount_code'] );
-	}
-
-	/**
-	 * Returns the discount code.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_discount_code() {
-		return $this->has_discount_code() ? $this->discounts['discount_code']['discount_code'] : '';
-	}
-
-	/**
-	 * Returns the discount.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_discount() {
-		return $this->totals['discount']['initial'];
-	}
-
-	/**
-	 * Returns the recurring discount.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_recurring_discount() {
-		return $this->totals['discount']['recurring'];
-	}
-
-	/**
-	 * Returns all discounts.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_discounts() {
-		return $this->discounts;
-	}
-
-	/*
+    /**
+     * Prepares the submission's discount.
+     *
+     * @since 1.0.19
+     */
+    public function process_discount() {
+
+        $initial_total    = $this->get_subtotal() + $this->get_fee() + $this->get_tax();
+        $recurring_total  = $this->get_recurring_subtotal() + $this->get_recurring_fee() + $this->get_recurring_tax();
+        $processor        = new GetPaid_Payment_Form_Submission_Discount( $this, $initial_total, $recurring_total );
+
+        foreach ( $processor->discounts as $discount ) {
+            $this->add_discount( $discount );
+        }
+
+        do_action_ref_array( 'getpaid_submissions_process_discounts', array( &$this ) );
+    }
+
+    /**
+     * Adds a discount to the submission.
+     *
+     * @param array $discount An array of discount details. name, initial_discount, and recurring_discount are required. Include discount_code if the discount is from a discount code.
+     * @since 1.0.19
+     */
+    public function add_discount( $discount ) {
+        $this->discounts[ $discount['name'] ]   = $discount;
+        $this->totals['discount']['initial']   += wpinv_sanitize_amount( $discount['initial_discount'] );
+        $this->totals['discount']['recurring'] += wpinv_sanitize_amount( $discount['recurring_discount'] );
+    }
+
+    /**
+     * Removes a discount from the submission.
+     *
+     * @since 1.0.19
+     */
+    public function remove_discount( $name ) {
+
+        if ( isset( $this->discounts[ $name ] ) ) {
+            $this->totals['discount']['initial']   -= $this->discounts[ $name ]['initial_discount'];
+            $this->totals['discount']['recurring'] -= $this->discounts[ $name ]['recurring_discount'];
+            unset( $this->discounts[ $name ] );
+        }
+
+    }
+
+    /**
+     * Checks whether there is a discount code associated with this submission.
+     *
+     * @since 1.0.19
+     * @return bool
+     */
+    public function has_discount_code() {
+        return ! empty( $this->discounts['discount_code'] );
+    }
+
+    /**
+     * Returns the discount code.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_discount_code() {
+        return $this->has_discount_code() ? $this->discounts['discount_code']['discount_code'] : '';
+    }
+
+    /**
+     * Returns the discount.
+     *
+     * @since 1.0.19
+     */
+    public function get_discount() {
+        return $this->totals['discount']['initial'];
+    }
+
+    /**
+     * Returns the recurring discount.
+     *
+     * @since 1.0.19
+     */
+    public function get_recurring_discount() {
+        return $this->totals['discount']['recurring'];
+    }
+
+    /**
+     * Returns all discounts.
+     *
+     * @since 1.0.19
+     */
+    public function get_discounts() {
+        return $this->discounts;
+    }
+
+    /*
 	|--------------------------------------------------------------------------
 	| Fees
 	|--------------------------------------------------------------------------
@@ -700,89 +700,89 @@ 
 	| fees.
     */
 
-	/**
-	 * Prepares the submission's fees.
-	 *
-	 * @since 1.0.19
-	 */
-	public function process_fees() {
-
-		$fees_processor = new GetPaid_Payment_Form_Submission_Fees( $this );
-
-		foreach ( $fees_processor->fees as $fee ) {
-			$this->add_fee( $fee );
-		}
-
-		do_action_ref_array( 'getpaid_submissions_process_fees', array( &$this ) );
-	}
-
-	/**
-	 * Adds a fee to the submission.
-	 *
-	 * @param array $fee An array of fee details. name, initial_fee, and recurring_fee are required.
-	 * @since 1.0.19
-	 */
-	public function add_fee( $fee ) {
-
-		$this->fees[ $fee['name'] ]         = $fee;
-		$this->totals['fees']['initial']   += wpinv_sanitize_amount( $fee['initial_fee'] );
-		$this->totals['fees']['recurring'] += wpinv_sanitize_amount( $fee['recurring_fee'] );
-
-	}
-
-	/**
-	 * Removes a fee from the submission.
-	 *
-	 * @since 1.0.19
-	 */
-	public function remove_fee( $name ) {
-
-		if ( isset( $this->fees[ $name ] ) ) {
-			$this->totals['fees']['initial']   -= $this->fees[ $name ]['initial_fee'];
-			$this->totals['fees']['recurring'] -= $this->fees[ $name ]['recurring_fee'];
-			unset( $this->fees[ $name ] );
-		}
-
-	}
-
-	/**
-	 * Returns the fees.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_fee() {
-		return $this->totals['fees']['initial'];
-	}
-
-	/**
-	 * Returns the recurring fees.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_recurring_fee() {
-		return $this->totals['fees']['recurring'];
-	}
-
-	/**
-	 * Returns all fees.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_fees() {
-		return $this->fees;
-	}
-
-	/**
-	 * Checks if there are any fees for the form.
-	 *
-	 * @return bool
-	 * @since 1.0.19
-	 */
-	public function has_fees() {
-		return count( $this->fees ) !== 0;
-	}
-
-	/*
+    /**
+     * Prepares the submission's fees.
+     *
+     * @since 1.0.19
+     */
+    public function process_fees() {
+
+        $fees_processor = new GetPaid_Payment_Form_Submission_Fees( $this );
+
+        foreach ( $fees_processor->fees as $fee ) {
+            $this->add_fee( $fee );
+        }
+
+        do_action_ref_array( 'getpaid_submissions_process_fees', array( &$this ) );
+    }
+
+    /**
+     * Adds a fee to the submission.
+     *
+     * @param array $fee An array of fee details. name, initial_fee, and recurring_fee are required.
+     * @since 1.0.19
+     */
+    public function add_fee( $fee ) {
+
+        $this->fees[ $fee['name'] ]         = $fee;
+        $this->totals['fees']['initial']   += wpinv_sanitize_amount( $fee['initial_fee'] );
+        $this->totals['fees']['recurring'] += wpinv_sanitize_amount( $fee['recurring_fee'] );
+
+    }
+
+    /**
+     * Removes a fee from the submission.
+     *
+     * @since 1.0.19
+     */
+    public function remove_fee( $name ) {
+
+        if ( isset( $this->fees[ $name ] ) ) {
+            $this->totals['fees']['initial']   -= $this->fees[ $name ]['initial_fee'];
+            $this->totals['fees']['recurring'] -= $this->fees[ $name ]['recurring_fee'];
+            unset( $this->fees[ $name ] );
+        }
+
+    }
+
+    /**
+     * Returns the fees.
+     *
+     * @since 1.0.19
+     */
+    public function get_fee() {
+        return $this->totals['fees']['initial'];
+    }
+
+    /**
+     * Returns the recurring fees.
+     *
+     * @since 1.0.19
+     */
+    public function get_recurring_fee() {
+        return $this->totals['fees']['recurring'];
+    }
+
+    /**
+     * Returns all fees.
+     *
+     * @since 1.0.19
+     */
+    public function get_fees() {
+        return $this->fees;
+    }
+
+    /**
+     * Checks if there are any fees for the form.
+     *
+     * @return bool
+     * @since 1.0.19
+     */
+    public function has_fees() {
+        return count( $this->fees ) !== 0;
+    }
+
+    /*
 	|--------------------------------------------------------------------------
 	| MISC
 	|--------------------------------------------------------------------------
@@ -790,119 +790,119 @@ 
 	| Extra submission functions.
     */
 
-	/**
-	 * Checks if this is the initial fetch.
-	 *
-	 * @return bool
-	 * @since 1.0.19
-	 */
-	public function is_initial_fetch() {
-		return empty( $this->data['initial_state'] );
-	}
-
-	/**
-	 * Returns the total amount to collect for this submission.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_total() {
-		$total = $this->get_subtotal() + $this->get_fee() + $this->get_tax() - $this->get_discount();
-		return max( $total, 0 );
-	}
-
-	/**
-	 * Returns the recurring total amount to collect for this submission.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_recurring_total() {
-		$total = $this->get_recurring_subtotal() + $this->get_recurring_fee() + $this->get_recurring_tax() - $this->get_recurring_discount();
-		return max( $total, 0 );
-	}
-
-	/**
-	 * Whether payment details should be collected for this submission.
-	 *
-	 * @since 1.0.19
-	 */
-	public function should_collect_payment_details() {
-		$initial   = $this->get_total();
-		$recurring = $this->get_recurring_total();
-
-		if ( $this->has_recurring == 0 ) {
-			$recurring = 0;
-		}
-
-		$collect = $initial > 0 || $recurring > 0;
-		return apply_filters( 'getpaid_submission_should_collect_payment_details', $collect, $this  );
-	}
-
-	/**
-	 * Returns the billing email of the user.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_billing_email() {
-		return apply_filters( 'getpaid_get_submission_billing_email', $this->get_field( 'billing_email' ), $this  );
-	}
-
-	/**
-	 * Checks if the submitter has a billing email.
-	 *
-	 * @since 1.0.19
-	 */
-	public function has_billing_email() {
-		$billing_email = $this->get_billing_email();
-		return ! empty( $billing_email ) && is_email( $billing_email );
-	}
-
-	/**
-	 * Returns the appropriate currency for the submission.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_currency() {
-		return $this->has_invoice() ? $this->invoice->get_currency() : wpinv_get_currency();
-    }
-
-    /**
-	 * Returns the raw submission data.
-	 *
-	 * @since 1.0.19
-	 * @return array
-	 */
-	public function get_data() {
-		return $this->data;
-	}
-
-	/**
-	 * Returns a field from the submission data
-	 *
-	 * @param string $field
-	 * @since 1.0.19
-	 * @return mixed|null
-	 */
-	public function get_field( $field, $sub_array_key = null ) {
-		return getpaid_get_array_field( $this->data, $field, $sub_array_key );
-	}
-
-	/**
-	 * Checks if a required field is set.
-	 *
-	 * @since 1.0.19
-	 */
-	public function is_required_field_set( $field ) {
-		return empty( $field['required'] ) || ! empty( $this->data[ $field['id'] ] );
-	}
-
-	/**
-	 * Formats an amount
-	 *
-	 * @since 1.0.19
-	 */
-	public function format_amount( $amount ) {
-		return wpinv_price( $amount, $this->get_currency() );
-	}
+    /**
+     * Checks if this is the initial fetch.
+     *
+     * @return bool
+     * @since 1.0.19
+     */
+    public function is_initial_fetch() {
+        return empty( $this->data['initial_state'] );
+    }
+
+    /**
+     * Returns the total amount to collect for this submission.
+     *
+     * @since 1.0.19
+     */
+    public function get_total() {
+        $total = $this->get_subtotal() + $this->get_fee() + $this->get_tax() - $this->get_discount();
+        return max( $total, 0 );
+    }
+
+    /**
+     * Returns the recurring total amount to collect for this submission.
+     *
+     * @since 1.0.19
+     */
+    public function get_recurring_total() {
+        $total = $this->get_recurring_subtotal() + $this->get_recurring_fee() + $this->get_recurring_tax() - $this->get_recurring_discount();
+        return max( $total, 0 );
+    }
+
+    /**
+     * Whether payment details should be collected for this submission.
+     *
+     * @since 1.0.19
+     */
+    public function should_collect_payment_details() {
+        $initial   = $this->get_total();
+        $recurring = $this->get_recurring_total();
+
+        if ( $this->has_recurring == 0 ) {
+            $recurring = 0;
+        }
+
+        $collect = $initial > 0 || $recurring > 0;
+        return apply_filters( 'getpaid_submission_should_collect_payment_details', $collect, $this  );
+    }
+
+    /**
+     * Returns the billing email of the user.
+     *
+     * @since 1.0.19
+     */
+    public function get_billing_email() {
+        return apply_filters( 'getpaid_get_submission_billing_email', $this->get_field( 'billing_email' ), $this  );
+    }
+
+    /**
+     * Checks if the submitter has a billing email.
+     *
+     * @since 1.0.19
+     */
+    public function has_billing_email() {
+        $billing_email = $this->get_billing_email();
+        return ! empty( $billing_email ) && is_email( $billing_email );
+    }
+
+    /**
+     * Returns the appropriate currency for the submission.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_currency() {
+        return $this->has_invoice() ? $this->invoice->get_currency() : wpinv_get_currency();
+    }
+
+    /**
+     * Returns the raw submission data.
+     *
+     * @since 1.0.19
+     * @return array
+     */
+    public function get_data() {
+        return $this->data;
+    }
+
+    /**
+     * Returns a field from the submission data
+     *
+     * @param string $field
+     * @since 1.0.19
+     * @return mixed|null
+     */
+    public function get_field( $field, $sub_array_key = null ) {
+        return getpaid_get_array_field( $this->data, $field, $sub_array_key );
+    }
+
+    /**
+     * Checks if a required field is set.
+     *
+     * @since 1.0.19
+     */
+    public function is_required_field_set( $field ) {
+        return empty( $field['required'] ) || ! empty( $this->data[ $field['id'] ] );
+    }
+
+    /**
+     * Formats an amount
+     *
+     * @since 1.0.19
+     */
+    public function format_amount( $amount ) {
+        return wpinv_price( $amount, $this->get_currency() );
+    }
 
 }

Spacing +125 added lines, -125 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
 	exit;
 }
 
@@ -141,8 +141,8 @@ 
 		$this->state   = wpinv_get_default_state();
 
 		// Do we have an actual submission?
-		if ( isset( $_POST['getpaid_payment_form_submission'] ) ) {
-			$this->load_data( $_POST );
+		if (isset($_POST['getpaid_payment_form_submission'])) {
+			$this->load_data($_POST);
 		}
 
 	}
@@ -152,19 +152,19 @@ 
 	 *
 	 * @param array $data
 	 */
-	public function load_data( $data ) {
+	public function load_data($data) {
 
 		// Remove slashes from the submitted data...
-		$data       = wp_unslash( $data );
+		$data       = wp_unslash($data);
 
 		// Allow plugins to filter the data.
-		$data       = apply_filters( 'getpaid_submission_data', $data, $this );
+		$data       = apply_filters('getpaid_submission_data', $data, $this);
 
 		// Cache it...
 		$this->data = $data;
 
 		// Then generate a unique id from the data.
-		$this->id   = md5( wp_json_encode( $data ) );
+		$this->id   = md5(wp_json_encode($data));
 
 		// Finally, process the submission.
 		try {
@@ -174,30 +174,30 @@ 
 			$processors = apply_filters(
 				'getpaid_payment_form_submission_processors',
 				array(
-					array( $this, 'process_payment_form' ),
-					array( $this, 'process_invoice' ),
-					array( $this, 'process_fees' ),
-					array( $this, 'process_items' ),
-					array( $this, 'process_discount' ),
-					array( $this, 'process_taxes' ),
+					array($this, 'process_payment_form'),
+					array($this, 'process_invoice'),
+					array($this, 'process_fees'),
+					array($this, 'process_items'),
+					array($this, 'process_discount'),
+					array($this, 'process_taxes'),
 				),
 				$this		
 			);
 
-			foreach ( $processors as $processor ) {
-				call_user_func_array( $processor, array( &$this ) );
+			foreach ($processors as $processor) {
+				call_user_func_array($processor, array(&$this));
 			}
 
-		} catch( GetPaid_Payment_Exception $e ) {
+		} catch (GetPaid_Payment_Exception $e) {
 			$this->last_error      = $e->getMessage();
 			$this->last_error_code = $e->getErrorCode();
-		} catch ( Exception $e ) {
+		} catch (Exception $e) {
 			$this->last_error      = $e->getMessage();
 			$this->last_error_code = $e->getCode();
 		}
 
 		// Fired when we are done processing a submission.
-		do_action_ref_array( 'getpaid_process_submission', array( &$this ) );
+		do_action_ref_array('getpaid_process_submission', array(&$this));
 
 	}
 
@@ -218,18 +218,18 @@ 
 	public function process_payment_form() {
 
 		// Every submission needs an active payment form.
-		if ( empty( $this->data['form_id'] ) ) {
-			throw new Exception( __( 'Missing payment form', 'invoicing' ) );
+		if (empty($this->data['form_id'])) {
+			throw new Exception(__('Missing payment form', 'invoicing'));
 		}
 
 		// Fetch the payment form.
-		$this->payment_form = new GetPaid_Payment_Form( $this->data['form_id'] );
+		$this->payment_form = new GetPaid_Payment_Form($this->data['form_id']);
 
-		if ( ! $this->payment_form->is_active() ) {
-			throw new Exception( __( 'Payment form not active', 'invoicing' ) );
+		if (!$this->payment_form->is_active()) {
+			throw new Exception(__('Payment form not active', 'invoicing'));
 		}
 
-		do_action_ref_array( 'getpaid_submissions_process_payment_form', array( &$this ) );
+		do_action_ref_array('getpaid_submissions_process_payment_form', array(&$this));
 	}
 
     /**
@@ -259,53 +259,53 @@ 
 	public function process_invoice() {
 
 		// Abort if there is no invoice.
-		if ( empty( $this->data['invoice_id'] ) ) {
+		if (empty($this->data['invoice_id'])) {
 			return;
 		}
 
 		// If the submission is for an existing invoice, ensure that it exists
 		// and that it is not paid for.
-		$invoice = wpinv_get_invoice( $this->data['invoice_id'] );
+		$invoice = wpinv_get_invoice($this->data['invoice_id']);
 
-        if ( empty( $invoice ) ) {
-			throw new Exception( __( 'Invalid invoice', 'invoicing' ) );
+        if (empty($invoice)) {
+			throw new Exception(__('Invalid invoice', 'invoicing'));
 		}
 
-		if ( $invoice->is_paid() ) {
-			throw new Exception( __( 'This invoice is already paid for.', 'invoicing' ) );
+		if ($invoice->is_paid()) {
+			throw new Exception(__('This invoice is already paid for.', 'invoicing'));
 		}
 
 		$this->payment_form->invoice = $invoice;
-		if ( ! $this->payment_form->is_default() ) {
+		if (!$this->payment_form->is_default()) {
 
 			$items    = array();
 			$item_ids = array();
 	
-			foreach ( $invoice->get_items() as $item ) {
-				if ( ! in_array( $item->get_id(), $item_ids ) ) {
+			foreach ($invoice->get_items() as $item) {
+				if (!in_array($item->get_id(), $item_ids)) {
 					$item_ids[] = $item->get_id();
 					$items[]    = $item;
 				}
 			}
 	
-			foreach ( $this->payment_form->get_items() as $item ) {
-				if ( ! in_array( $item->get_id(), $item_ids ) ) {
+			foreach ($this->payment_form->get_items() as $item) {
+				if (!in_array($item->get_id(), $item_ids)) {
 					$item_ids[] = $item->get_id();
 					$items[]    = $item;
 				}
 			}
 	
-			$this->payment_form->set_items( $items );
+			$this->payment_form->set_items($items);
 	
 		} else {
-			$this->payment_form->set_items( $invoice->get_items() );
+			$this->payment_form->set_items($invoice->get_items());
 		}
 
 		$this->country = $invoice->get_country();
 		$this->state   = $invoice->get_state();
 		$this->invoice = $invoice;
 
-		do_action_ref_array( 'getpaid_submissions_process_invoice', array( &$this ) );
+		do_action_ref_array('getpaid_submissions_process_invoice', array(&$this));
 	}
 
 	/**
@@ -325,7 +325,7 @@ 
 	 * @return bool
 	 */
 	public function has_invoice() {
-		return ! empty( $this->invoice );
+		return !empty($this->invoice);
 	}
 
 	/*
@@ -344,13 +344,13 @@ 
 	 */
 	public function process_items() {
 
-		$processor = new GetPaid_Payment_Form_Submission_Items( $this );
+		$processor = new GetPaid_Payment_Form_Submission_Items($this);
 
-		foreach ( $processor->items as $item ) {
-			$this->add_item( $item );
+		foreach ($processor->items as $item) {
+			$this->add_item($item);
 		}
 
-		do_action_ref_array( 'getpaid_submissions_process_items', array( &$this ) );
+		do_action_ref_array('getpaid_submissions_process_items', array(&$this));
 	}
 
 	/**
@@ -359,20 +359,20 @@ 
 	 * @since 1.0.19
 	 * @param GetPaid_Form_Item $item
 	 */
-	public function add_item( $item ) {
+	public function add_item($item) {
 
 		// Make sure that it is available for purchase.
-		if ( ! $item->can_purchase() || isset( $this->items[ $item->get_id() ] ) ) {
+		if (!$item->can_purchase() || isset($this->items[$item->get_id()])) {
 			return;
 		}
 
 		// Each submission can only contain one recurring item.
-		if ( $item->is_recurring() ) {
+		if ($item->is_recurring()) {
 			$this->has_recurring = $item->get_id();
 		}
 
 		// Update the items and totals.
-		$this->items[ $item->get_id() ]         = $item;
+		$this->items[$item->get_id()]         = $item;
 		$this->totals['subtotal']['initial']   += $item->get_sub_total();
 		$this->totals['subtotal']['recurring'] += $item->get_recurring_sub_total();
 
@@ -386,17 +386,17 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function remove_item( $item_id ) {
+	public function remove_item($item_id) {
 
-		if ( isset( $this->items[ $item_id ] ) ) {
-			$this->totals['subtotal']['initial']   -= $this->items[ $item_id ]->get_sub_total();
-			$this->totals['subtotal']['recurring'] -= $this->items[ $item_id ]->get_recurring_sub_total();
+		if (isset($this->items[$item_id])) {
+			$this->totals['subtotal']['initial']   -= $this->items[$item_id]->get_sub_total();
+			$this->totals['subtotal']['recurring'] -= $this->items[$item_id]->get_recurring_sub_total();
 
-			if ( $this->items[ $item_id ]->is_recurring() ) {
+			if ($this->items[$item_id]->is_recurring()) {
 				$this->has_recurring = 0;
 			}
 
-			unset( $this->items[ $item_id ] );
+			unset($this->items[$item_id]);
 		}
 
 	}
@@ -408,7 +408,7 @@ 
 	 */
 	public function get_subtotal() {
 
-		if ( wpinv_prices_include_tax() ) {
+		if (wpinv_prices_include_tax()) {
 			return $this->totals['subtotal']['initial'] - $this->totals['taxes']['initial'];
 		}
 
@@ -422,7 +422,7 @@ 
 	 */
 	public function get_recurring_subtotal() {
 
-		if ( wpinv_prices_include_tax() ) {
+		if (wpinv_prices_include_tax()) {
 			return $this->totals['subtotal']['recurring'] - $this->totals['taxes']['recurring'];
 		}
 
@@ -446,7 +446,7 @@ 
 	 * @return bool
 	 */
 	public function has_subscription_group() {
-		return $this->has_recurring && getpaid_should_group_subscriptions( $this ) && 1 == count( getpaid_get_subscription_groups( $this ) );
+		return $this->has_recurring && getpaid_should_group_subscriptions($this) && 1 == count(getpaid_get_subscription_groups($this));
 	}
 
 	/**
@@ -456,7 +456,7 @@ 
 	 * @return bool
 	 */
 	public function has_multiple_subscription_groups() {
-		return $this->has_recurring && 1 < count( getpaid_get_subscription_groups( $this ) );
+		return $this->has_recurring && 1 < count(getpaid_get_subscription_groups($this));
 	}
 
 	/*
@@ -476,39 +476,39 @@ 
 	public function process_taxes() {
 
 		// Abort if we're not using taxes.
-		if ( ! $this->use_taxes() ) {
+		if (!$this->use_taxes()) {
 			return;
 		}
 
 		// If a custom country && state has been passed in, use it to calculate taxes.
-		$country = $this->get_field( 'wpinv_country', 'billing' );
-		if ( ! empty( $country ) ) {
+		$country = $this->get_field('wpinv_country', 'billing');
+		if (!empty($country)) {
 			$this->country = $country;
 		}
 
-		$state = $this->get_field( 'wpinv_state', 'billing' );
-		if ( ! empty( $state ) ) {
+		$state = $this->get_field('wpinv_state', 'billing');
+		if (!empty($state)) {
 			$this->state = $state;
 		}
 
 		// Confirm if the provided country and the ip country are similar.
-		$address_confirmed = $this->get_field( 'confirm-address' );
-		if ( wpinv_should_validate_vat_number() && getpaid_get_ip_country() != $this->country && empty( $address_confirmed ) ) {
-			throw new Exception( __( 'The country of your current location must be the same as the country of your billing location or you must confirm the billing address is your home country.', 'invoicing' ) );
+		$address_confirmed = $this->get_field('confirm-address');
+		if (wpinv_should_validate_vat_number() && getpaid_get_ip_country() != $this->country && empty($address_confirmed)) {
+			throw new Exception(__('The country of your current location must be the same as the country of your billing location or you must confirm the billing address is your home country.', 'invoicing'));
 		}
 
 		// Abort if the country is not taxable.
-		if ( ! wpinv_is_country_taxable( $this->country ) ) {
+		if (!wpinv_is_country_taxable($this->country)) {
 			return;
 		}
 
-		$processor = new GetPaid_Payment_Form_Submission_Taxes( $this );
+		$processor = new GetPaid_Payment_Form_Submission_Taxes($this);
 
-		foreach ( $processor->taxes as $tax ) {
-			$this->add_tax( $tax );
+		foreach ($processor->taxes as $tax) {
+			$this->add_tax($tax);
 		}
 
-		do_action_ref_array( 'getpaid_submissions_process_taxes', array( &$this ) );
+		do_action_ref_array('getpaid_submissions_process_taxes', array(&$this));
 	}
 
 	/**
@@ -517,16 +517,16 @@ 
 	 * @param array $tax An array of tax details. name, initial_tax, and recurring_tax are required.
 	 * @since 1.0.19
 	 */
-	public function add_tax( $tax ) {
+	public function add_tax($tax) {
 
-		if ( wpinv_round_tax_per_tax_rate() ) {
-			$tax['initial_tax']   = wpinv_round_amount( $tax['initial_tax'] );
-			$tax['recurring_tax'] = wpinv_round_amount( $tax['recurring_tax'] );
+		if (wpinv_round_tax_per_tax_rate()) {
+			$tax['initial_tax']   = wpinv_round_amount($tax['initial_tax']);
+			$tax['recurring_tax'] = wpinv_round_amount($tax['recurring_tax']);
 		}
 
-		$this->taxes[ $tax['name'] ]         = $tax;
-		$this->totals['taxes']['initial']   += wpinv_sanitize_amount( $tax['initial_tax'] );
-		$this->totals['taxes']['recurring'] += wpinv_sanitize_amount( $tax['recurring_tax'] );
+		$this->taxes[$tax['name']]         = $tax;
+		$this->totals['taxes']['initial']   += wpinv_sanitize_amount($tax['initial_tax']);
+		$this->totals['taxes']['recurring'] += wpinv_sanitize_amount($tax['recurring_tax']);
 
 	}
 
@@ -535,12 +535,12 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function remove_tax( $tax_name ) {
+	public function remove_tax($tax_name) {
 
-		if ( isset( $this->taxes[ $tax_name ] ) ) {
-			$this->totals['taxes']['initial']   -= $this->taxes[ $tax_name ]['initial_tax'];
-			$this->totals['taxes']['recurring'] -= $this->taxes[ $tax_name ]['recurring_tax'];
-			unset( $this->taxes[ $tax_name ] );
+		if (isset($this->taxes[$tax_name])) {
+			$this->totals['taxes']['initial']   -= $this->taxes[$tax_name]['initial_tax'];
+			$this->totals['taxes']['recurring'] -= $this->taxes[$tax_name]['recurring_tax'];
+			unset($this->taxes[$tax_name]);
 		}
 
 	}
@@ -554,11 +554,11 @@ 
 
 		$use_taxes = wpinv_use_taxes();
 
-		if ( $this->has_invoice() && ! $this->invoice->is_taxable() ) {
+		if ($this->has_invoice() && !$this->invoice->is_taxable()) {
 			$use_taxes = false;
 		}
 
-		return apply_filters( 'getpaid_submission_use_taxes', $use_taxes, $this );
+		return apply_filters('getpaid_submission_use_taxes', $use_taxes, $this);
 
 	}
 
@@ -607,13 +607,13 @@ 
 
 		$initial_total    = $this->get_subtotal() + $this->get_fee() + $this->get_tax();
 		$recurring_total  = $this->get_recurring_subtotal() + $this->get_recurring_fee() + $this->get_recurring_tax();
-		$processor        = new GetPaid_Payment_Form_Submission_Discount( $this, $initial_total, $recurring_total );
+		$processor        = new GetPaid_Payment_Form_Submission_Discount($this, $initial_total, $recurring_total);
 
-		foreach ( $processor->discounts as $discount ) {
-			$this->add_discount( $discount );
+		foreach ($processor->discounts as $discount) {
+			$this->add_discount($discount);
 		}
 
-		do_action_ref_array( 'getpaid_submissions_process_discounts', array( &$this ) );
+		do_action_ref_array('getpaid_submissions_process_discounts', array(&$this));
 	}
 
 	/**
@@ -622,10 +622,10 @@ 
 	 * @param array $discount An array of discount details. name, initial_discount, and recurring_discount are required. Include discount_code if the discount is from a discount code.
 	 * @since 1.0.19
 	 */
-	public function add_discount( $discount ) {
-		$this->discounts[ $discount['name'] ]   = $discount;
-		$this->totals['discount']['initial']   += wpinv_sanitize_amount( $discount['initial_discount'] );
-		$this->totals['discount']['recurring'] += wpinv_sanitize_amount( $discount['recurring_discount'] );
+	public function add_discount($discount) {
+		$this->discounts[$discount['name']]   = $discount;
+		$this->totals['discount']['initial']   += wpinv_sanitize_amount($discount['initial_discount']);
+		$this->totals['discount']['recurring'] += wpinv_sanitize_amount($discount['recurring_discount']);
 	}
 
 	/**
@@ -633,12 +633,12 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function remove_discount( $name ) {
+	public function remove_discount($name) {
 
-		if ( isset( $this->discounts[ $name ] ) ) {
-			$this->totals['discount']['initial']   -= $this->discounts[ $name ]['initial_discount'];
-			$this->totals['discount']['recurring'] -= $this->discounts[ $name ]['recurring_discount'];
-			unset( $this->discounts[ $name ] );
+		if (isset($this->discounts[$name])) {
+			$this->totals['discount']['initial']   -= $this->discounts[$name]['initial_discount'];
+			$this->totals['discount']['recurring'] -= $this->discounts[$name]['recurring_discount'];
+			unset($this->discounts[$name]);
 		}
 
 	}
@@ -650,7 +650,7 @@ 
 	 * @return bool
 	 */
 	public function has_discount_code() {
-		return ! empty( $this->discounts['discount_code'] );
+		return !empty($this->discounts['discount_code']);
 	}
 
 	/**
@@ -707,13 +707,13 @@ 
 	 */
 	public function process_fees() {
 
-		$fees_processor = new GetPaid_Payment_Form_Submission_Fees( $this );
+		$fees_processor = new GetPaid_Payment_Form_Submission_Fees($this);
 
-		foreach ( $fees_processor->fees as $fee ) {
-			$this->add_fee( $fee );
+		foreach ($fees_processor->fees as $fee) {
+			$this->add_fee($fee);
 		}
 
-		do_action_ref_array( 'getpaid_submissions_process_fees', array( &$this ) );
+		do_action_ref_array('getpaid_submissions_process_fees', array(&$this));
 	}
 
 	/**
@@ -722,11 +722,11 @@ 
 	 * @param array $fee An array of fee details. name, initial_fee, and recurring_fee are required.
 	 * @since 1.0.19
 	 */
-	public function add_fee( $fee ) {
+	public function add_fee($fee) {
 
-		$this->fees[ $fee['name'] ]         = $fee;
-		$this->totals['fees']['initial']   += wpinv_sanitize_amount( $fee['initial_fee'] );
-		$this->totals['fees']['recurring'] += wpinv_sanitize_amount( $fee['recurring_fee'] );
+		$this->fees[$fee['name']]         = $fee;
+		$this->totals['fees']['initial']   += wpinv_sanitize_amount($fee['initial_fee']);
+		$this->totals['fees']['recurring'] += wpinv_sanitize_amount($fee['recurring_fee']);
 
 	}
 
@@ -735,12 +735,12 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function remove_fee( $name ) {
+	public function remove_fee($name) {
 
-		if ( isset( $this->fees[ $name ] ) ) {
-			$this->totals['fees']['initial']   -= $this->fees[ $name ]['initial_fee'];
-			$this->totals['fees']['recurring'] -= $this->fees[ $name ]['recurring_fee'];
-			unset( $this->fees[ $name ] );
+		if (isset($this->fees[$name])) {
+			$this->totals['fees']['initial']   -= $this->fees[$name]['initial_fee'];
+			$this->totals['fees']['recurring'] -= $this->fees[$name]['recurring_fee'];
+			unset($this->fees[$name]);
 		}
 
 	}
@@ -779,7 +779,7 @@ 
 	 * @since 1.0.19
 	 */
 	public function has_fees() {
-		return count( $this->fees ) !== 0;
+		return count($this->fees) !== 0;
 	}
 
 	/*
@@ -797,7 +797,7 @@ 
 	 * @since 1.0.19
 	 */
 	public function is_initial_fetch() {
-		return empty( $this->data['initial_state'] );
+		return empty($this->data['initial_state']);
 	}
 
 	/**
@@ -807,7 +807,7 @@ 
 	 */
 	public function get_total() {
 		$total = $this->get_subtotal() + $this->get_fee() + $this->get_tax() - $this->get_discount();
-		return max( $total, 0 );
+		return max($total, 0);
 	}
 
 	/**
@@ -817,7 +817,7 @@ 
 	 */
 	public function get_recurring_total() {
 		$total = $this->get_recurring_subtotal() + $this->get_recurring_fee() + $this->get_recurring_tax() - $this->get_recurring_discount();
-		return max( $total, 0 );
+		return max($total, 0);
 	}
 
 	/**
@@ -829,12 +829,12 @@ 
 		$initial   = $this->get_total();
 		$recurring = $this->get_recurring_total();
 
-		if ( $this->has_recurring == 0 ) {
+		if ($this->has_recurring == 0) {
 			$recurring = 0;
 		}
 
 		$collect = $initial > 0 || $recurring > 0;
-		return apply_filters( 'getpaid_submission_should_collect_payment_details', $collect, $this  );
+		return apply_filters('getpaid_submission_should_collect_payment_details', $collect, $this);
 	}
 
 	/**
@@ -843,7 +843,7 @@ 
 	 * @since 1.0.19
 	 */
 	public function get_billing_email() {
-		return apply_filters( 'getpaid_get_submission_billing_email', $this->get_field( 'billing_email' ), $this  );
+		return apply_filters('getpaid_get_submission_billing_email', $this->get_field('billing_email'), $this);
 	}
 
 	/**
@@ -853,7 +853,7 @@ 
 	 */
 	public function has_billing_email() {
 		$billing_email = $this->get_billing_email();
-		return ! empty( $billing_email ) && is_email( $billing_email );
+		return !empty($billing_email) && is_email($billing_email);
 	}
 
 	/**
@@ -883,8 +883,8 @@ 
 	 * @since 1.0.19
 	 * @return mixed|null
 	 */
-	public function get_field( $field, $sub_array_key = null ) {
-		return getpaid_get_array_field( $this->data, $field, $sub_array_key );
+	public function get_field($field, $sub_array_key = null) {
+		return getpaid_get_array_field($this->data, $field, $sub_array_key);
 	}
 
 	/**
@@ -892,8 +892,8 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function is_required_field_set( $field ) {
-		return empty( $field['required'] ) || ! empty( $this->data[ $field['id'] ] );
+	public function is_required_field_set($field) {
+		return empty($field['required']) || !empty($this->data[$field['id']]);
 	}
 
 	/**
@@ -901,8 +901,8 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function format_amount( $amount ) {
-		return wpinv_price( $amount, $this->get_currency() );
+	public function format_amount($amount) {
+		return wpinv_price($amount, $this->get_currency());
 	}
 
 }

templates/payment-forms/elements/gateway_select.php

Spacing +26 added lines, -26 removed lines

@@ -7,45 +7,45 @@ 
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 // The payment methods select title.
-if ( empty( $text ) ) {
-    $text = __( 'Select Payment Method', 'invoicing' );
+if (empty($text)) {
+    $text = __('Select Payment Method', 'invoicing');
 }
 
 // An array of active payment methods.
-$gateways = wpinv_get_enabled_payment_gateways( true );
+$gateways = wpinv_get_enabled_payment_gateways(true);
 
 // The current invoice id.
 $invoice_id     = 0;
 $chosen_gateway = wpinv_get_default_gateway();
 
-if ( ! empty( $form->invoice ) ) {
+if (!empty($form->invoice)) {
     $invoice_id = $form->invoice->get_id();
     $chosen_gateway = $form->invoice->get_gateway();
 }
 
 ?>
 
-    <?php do_action( 'getpaid_before_payment_form_gateway_select', $form ); ?>
+    <?php do_action('getpaid_before_payment_form_gateway_select', $form); ?>
     <div class="mt-4 mb-4 getpaid-gateways">
 
-        <?php do_action( 'wpinv_payment_mode_top', $invoice_id, $chosen_gateway, $gateways, $form ); ?>
+        <?php do_action('wpinv_payment_mode_top', $invoice_id, $chosen_gateway, $gateways, $form); ?>
 
         <div class="getpaid-select-gateway-title-div">
-            <h6><?php echo sanitize_text_field( $text ); ?></h6>
+            <h6><?php echo sanitize_text_field($text); ?></h6>
         </div>
 
         <div class="getpaid-available-gateways-div">
 
-            <?php foreach ( array_keys( $gateways ) as $gateway ) : ?>
+            <?php foreach (array_keys($gateways) as $gateway) : ?>
 
-                <div class="pt-1 pb-1 getpaid-gateway getpaid-gateway-<?php echo sanitize_html_class( $gateway ) ;?>" data-checkout-label='<?php echo esc_attr( apply_filters( "getpaid_gateway_{$gateway}_checkout_button_label", '' ) ); ?>'>
+                <div class="pt-1 pb-1 getpaid-gateway getpaid-gateway-<?php echo sanitize_html_class($gateway); ?>" data-checkout-label='<?php echo esc_attr(apply_filters("getpaid_gateway_{$gateway}_checkout_button_label", '')); ?>'>
 
                     <label class="d-block w-100 getpaid-gateway-radio">
-                        <input type="radio" value="<?php echo esc_attr( $gateway ) ;?>" <?php checked( $gateway, $chosen_gateway ) ;?> name="wpi-gateway">
-                        <span><?php echo sanitize_text_field( wpinv_get_gateway_checkout_label( $gateway ) ); ?></span>
+                        <input type="radio" value="<?php echo esc_attr($gateway); ?>" <?php checked($gateway, $chosen_gateway); ?> name="wpi-gateway">
+                        <span><?php echo sanitize_text_field(wpinv_get_gateway_checkout_label($gateway)); ?></span>
                     </label>
 
                 </div>
@@ -56,22 +56,22 @@ 
 
         <div class="getpaid-gateway-descriptions-div">
 
-            <?php foreach ( array_keys( $gateways ) as $gateway ) : ?>
+            <?php foreach (array_keys($gateways) as $gateway) : ?>
 
-                <div class="my-2 p-3 bg-light border getpaid-gateway-description getpaid-description-<?php echo sanitize_html_class( $gateway ) ;?>" style="display: none;">
+                <div class="my-2 p-3 bg-light border getpaid-gateway-description getpaid-description-<?php echo sanitize_html_class($gateway); ?>" style="display: none;">
                     <?php
 
-                        $description = wpinv_get_gateway_description( $gateway );
+                        $description = wpinv_get_gateway_description($gateway);
 
-                        if ( wpinv_is_test_mode( $gateway ) ) {
-                            $sandbox_notice = apply_filters( "getpaid_{$gateway}_sandbox_notice", __( 'SANDBOX ENABLED: No real payments will occur.', 'invoicing' ) );
+                        if (wpinv_is_test_mode($gateway)) {
+                            $sandbox_notice = apply_filters("getpaid_{$gateway}_sandbox_notice", __('SANDBOX ENABLED: No real payments will occur.', 'invoicing'));
                             $description = "$description $sandbox_notice";
                         }
 
-                        echo wpautop( wp_kses_post( $description ) );
+                        echo wpautop(wp_kses_post($description));
 
-                        do_action( 'wpinv_' . $gateway . '_checkout_fields', $invoice_id ) ;
-                        do_action( 'wpinv_' . $gateway . '_cc_form', $invoice_id, $form ) ;
+                        do_action('wpinv_' . $gateway . '_checkout_fields', $invoice_id);
+                        do_action('wpinv_' . $gateway . '_cc_form', $invoice_id, $form);
 
                     ?>
                 </div>
@@ -84,7 +84,7 @@ 
             <?php
                 echo aui()->alert(
                     array(
-                        'content'     => __( 'None of the available payment gateways support purchasing recurring items.', 'invoicing' ),
+                        'content'     => __('None of the available payment gateways support purchasing recurring items.', 'invoicing'),
                         'type'        => 'danger',
                     )
                 );
@@ -95,7 +95,7 @@ 
             <?php
                 echo aui()->alert(
                     array(
-                        'content'     => __( 'None of the available payment gateways support purchasing multiple subscriptions in a single order.', 'invoicing' ),
+                        'content'     => __('None of the available payment gateways support purchasing multiple subscriptions in a single order.', 'invoicing'),
                         'type'        => 'danger',
                     )
                 );
@@ -106,7 +106,7 @@ 
             <?php
                 echo aui()->alert(
                     array(
-                        'content'     => __( 'None of the available payment gateways support purchasing multiple subscriptions with different billing schedules in a single order.', 'invoicing' ),
+                        'content'     => __('None of the available payment gateways support purchasing multiple subscriptions with different billing schedules in a single order.', 'invoicing'),
                         'type'        => 'danger',
                     )
                 );
@@ -117,14 +117,14 @@ 
             <?php
                 echo aui()->alert(
                     array(
-                        'content'     => __( 'There is no active payment gateway available to process your request.', 'invoicing' ),
+                        'content'     => __('There is no active payment gateway available to process your request.', 'invoicing'),
                         'type'        => 'danger',
                     )
                 );
             ?>
         </div>
 
-        <?php do_action( 'wpinv_payment_mode_bottom', $invoice_id, $chosen_gateway, $gateways, $form ); ?>
+        <?php do_action('wpinv_payment_mode_bottom', $invoice_id, $chosen_gateway, $gateways, $form); ?>
 
     </div>
-    <?php do_action( 'getpaid_after_payment_form_gateway_select', $form ); ?>
+    <?php do_action('getpaid_after_payment_form_gateway_select', $form); ?>

includes/payments/class-getpaid-payment-form-submission-refresh-prices.php

Indentation +288 added lines, -288 removed lines

@@ -12,315 +12,315 @@
  */
 class GetPaid_Payment_Form_Submission_Refresh_Prices {
 
-	/**
-	 * Contains the response for refreshing prices.
-	 * @var array
-	 */
-	public $response = array();
+    /**
+     * Contains the response for refreshing prices.
+     * @var array
+     */
+    public $response = array();
 
     /**
-	 * Class constructor
-	 *
-	 * @param GetPaid_Payment_Form_Submission $submission
-	 */
-	public function __construct( $submission ) {
-
-		$this->response = array(
-			'submission_id'                    => $submission->id,
+     * Class constructor
+     *
+     * @param GetPaid_Payment_Form_Submission $submission
+     */
+    public function __construct( $submission ) {
+
+        $this->response = array(
+            'submission_id'                    => $submission->id,
             'has_recurring'                    => $submission->has_recurring,
-			'has_subscription_group'           => $submission->has_subscription_group(),
-			'has_multiple_subscription_groups' => $submission->has_multiple_subscription_groups(),
+            'has_subscription_group'           => $submission->has_subscription_group(),
+            'has_multiple_subscription_groups' => $submission->has_multiple_subscription_groups(),
             'is_free'                          => ! $submission->should_collect_payment_details(),
-		);
-
-		$this->add_totals( $submission );
-		$this->add_texts( $submission );
-		$this->add_items( $submission );
-		$this->add_fees( $submission );
-		$this->add_discounts( $submission );
-		$this->add_taxes( $submission );
-		$this->add_gateways( $submission );
-		$this->add_data( $submission );
-
-	}
-
-	/**
-	 * Adds totals to a response for submission refresh prices.
-	 *
-	 * @param GetPaid_Payment_Form_Submission $submission
-	 */
-	public function add_totals( $submission ) {
-
-		$this->response = array_merge(
-			$this->response,
-			array(
-
-				'totals'        => array(
-					'subtotal'  => $submission->format_amount( $submission->get_subtotal() ),
-					'discount'  => $submission->format_amount( $submission->get_discount() ),
-					'fees'      => $submission->format_amount( $submission->get_fee() ),
-					'tax'       => $submission->format_amount( $submission->get_tax() ),
-					'total'     => $submission->format_amount( $submission->get_total() ),
-					'raw_total' => html_entity_decode( sanitize_text_field( $submission->format_amount( $submission->get_total() ) ), ENT_QUOTES ),
-				),
-
-				'recurring'     => array(
-					'subtotal'  => $submission->format_amount( $submission->get_recurring_subtotal() ),
-					'discount'  => $submission->format_amount( $submission->get_recurring_discount() ),
-					'fees'      => $submission->format_amount( $submission->get_recurring_fee() ),
-					'tax'       => $submission->format_amount( $submission->get_recurring_tax() ),
-					'total'     => $submission->format_amount( $submission->get_recurring_total() ),
-				),
-
-				'initial_amt'   => wpinv_round_amount( $submission->get_total(), null, true ),
-				'currency'      => $submission->get_currency(),
-
-			)
-		);
-
-	}
-
-	/**
-	 * Adds texts to a response for submission refresh prices.
-	 *
-	 * @param GetPaid_Payment_Form_Submission $submission
-	 */
-	public function add_texts( $submission ) {
-
-		$payable = $submission->format_amount( $submission->get_total() );
-		$groups  = getpaid_get_subscription_groups( $submission );
-
-		if ( $submission->has_recurring && 2 > count( $groups ) ) {
-
-			$recurring = new WPInv_Item( $submission->has_recurring );
-			$period    = getpaid_get_subscription_period_label( $recurring->get_recurring_period( true ), $recurring->get_recurring_interval(), '' );
-			$main_item = reset( $groups );
-
-			if ( $submission->get_total() == $submission->get_recurring_total() ) {
-				$payable = "$payable / $period";
-			} else if ( $main_item ) {
-
-				$main_item = reset( $main_item );
-
-				// Calculate the next renewal date.
-				$_period      = $main_item->get_recurring_period( true );
-				$_interval    = $main_item->get_recurring_interval();
-
-				// If the subscription item has a trial period...
-				if ( $main_item->has_free_trial() ) {
-					$_period   = $main_item->get_trial_period( true );
-					$_interval = $main_item->get_trial_interval();
-				}
-
-				$payable = sprintf(
-					__( '%1$s (renews at %2$s / %3$s)', 'invoicing' ),
-					$submission->format_amount( $submission->get_total() ),
-					$submission->format_amount( $submission->get_recurring_total() ),
-					$period
-				);
-
-				$payable .= sprintf(
-					'<small class="text-muted form-text">%s</small>',
-					sprintf(
-						__( 'First renewal on %s', 'invoicing' ),
-						date_i18n( 'Y-m-d', strtotime( "+$_interval $_period", current_time( 'timestamp' ) ) )
-					)
-				);
-
-			} else {
-				$payable = sprintf(
-					__( '%1$s (renews at %2$s / %3$s)', 'invoicing' ),
-					$submission->format_amount( $submission->get_total() ),
-					$submission->format_amount( $submission->get_recurring_total() ),
-					$period
-				);
-			}
-
-		}
-
-		$texts = array(
-			'.getpaid-checkout-total-payable' => $payable,
-		);
-
-		foreach ( $submission->get_items() as $item ) {
-			$item_id                                               = $item->get_id();
-			$initial_price                                         = $submission->format_amount( $this->standardize_price( $item->get_id(), $item->get_sub_total(), $submission->get_discount_code(), false ) );
-			$recurring_price                                       = $submission->format_amount( $this->standardize_price( $item->get_id(), $item->get_recurring_sub_total(), $submission->get_discount_code(), true ) );
-			$texts[".item-$item_id .getpaid-form-item-price-desc"] = getpaid_item_recurring_price_help_text( $item, $submission->get_currency(), $initial_price, $recurring_price );
-		}
-
-		$this->response = array_merge( $this->response, array( 'texts' => $texts ) );
-
-	}
-
-	/**
-	 * Adds items to a response for submission refresh prices.
-	 *
-	 * @param GetPaid_Payment_Form_Submission $submission
-	 */
-	public function add_items( $submission ) {
-
-		// Add items.
-		$items = array();
+        );
+
+        $this->add_totals( $submission );
+        $this->add_texts( $submission );
+        $this->add_items( $submission );
+        $this->add_fees( $submission );
+        $this->add_discounts( $submission );
+        $this->add_taxes( $submission );
+        $this->add_gateways( $submission );
+        $this->add_data( $submission );
+
+    }
+
+    /**
+     * Adds totals to a response for submission refresh prices.
+     *
+     * @param GetPaid_Payment_Form_Submission $submission
+     */
+    public function add_totals( $submission ) {
+
+        $this->response = array_merge(
+            $this->response,
+            array(
+
+                'totals'        => array(
+                    'subtotal'  => $submission->format_amount( $submission->get_subtotal() ),
+                    'discount'  => $submission->format_amount( $submission->get_discount() ),
+                    'fees'      => $submission->format_amount( $submission->get_fee() ),
+                    'tax'       => $submission->format_amount( $submission->get_tax() ),
+                    'total'     => $submission->format_amount( $submission->get_total() ),
+                    'raw_total' => html_entity_decode( sanitize_text_field( $submission->format_amount( $submission->get_total() ) ), ENT_QUOTES ),
+                ),
+
+                'recurring'     => array(
+                    'subtotal'  => $submission->format_amount( $submission->get_recurring_subtotal() ),
+                    'discount'  => $submission->format_amount( $submission->get_recurring_discount() ),
+                    'fees'      => $submission->format_amount( $submission->get_recurring_fee() ),
+                    'tax'       => $submission->format_amount( $submission->get_recurring_tax() ),
+                    'total'     => $submission->format_amount( $submission->get_recurring_total() ),
+                ),
+
+                'initial_amt'   => wpinv_round_amount( $submission->get_total(), null, true ),
+                'currency'      => $submission->get_currency(),
+
+            )
+        );
+
+    }
+
+    /**
+     * Adds texts to a response for submission refresh prices.
+     *
+     * @param GetPaid_Payment_Form_Submission $submission
+     */
+    public function add_texts( $submission ) {
+
+        $payable = $submission->format_amount( $submission->get_total() );
+        $groups  = getpaid_get_subscription_groups( $submission );
+
+        if ( $submission->has_recurring && 2 > count( $groups ) ) {
+
+            $recurring = new WPInv_Item( $submission->has_recurring );
+            $period    = getpaid_get_subscription_period_label( $recurring->get_recurring_period( true ), $recurring->get_recurring_interval(), '' );
+            $main_item = reset( $groups );
+
+            if ( $submission->get_total() == $submission->get_recurring_total() ) {
+                $payable = "$payable / $period";
+            } else if ( $main_item ) {
+
+                $main_item = reset( $main_item );
+
+                // Calculate the next renewal date.
+                $_period      = $main_item->get_recurring_period( true );
+                $_interval    = $main_item->get_recurring_interval();
+
+                // If the subscription item has a trial period...
+                if ( $main_item->has_free_trial() ) {
+                    $_period   = $main_item->get_trial_period( true );
+                    $_interval = $main_item->get_trial_interval();
+                }
+
+                $payable = sprintf(
+                    __( '%1$s (renews at %2$s / %3$s)', 'invoicing' ),
+                    $submission->format_amount( $submission->get_total() ),
+                    $submission->format_amount( $submission->get_recurring_total() ),
+                    $period
+                );
+
+                $payable .= sprintf(
+                    '<small class="text-muted form-text">%s</small>',
+                    sprintf(
+                        __( 'First renewal on %s', 'invoicing' ),
+                        date_i18n( 'Y-m-d', strtotime( "+$_interval $_period", current_time( 'timestamp' ) ) )
+                    )
+                );
+
+            } else {
+                $payable = sprintf(
+                    __( '%1$s (renews at %2$s / %3$s)', 'invoicing' ),
+                    $submission->format_amount( $submission->get_total() ),
+                    $submission->format_amount( $submission->get_recurring_total() ),
+                    $period
+                );
+            }
+
+        }
+
+        $texts = array(
+            '.getpaid-checkout-total-payable' => $payable,
+        );
 
         foreach ( $submission->get_items() as $item ) {
-			$item_id           = $item->get_id();
-			$items["$item_id"] = $submission->format_amount( $item->get_sub_total() );
-		}
+            $item_id                                               = $item->get_id();
+            $initial_price                                         = $submission->format_amount( $this->standardize_price( $item->get_id(), $item->get_sub_total(), $submission->get_discount_code(), false ) );
+            $recurring_price                                       = $submission->format_amount( $this->standardize_price( $item->get_id(), $item->get_recurring_sub_total(), $submission->get_discount_code(), true ) );
+            $texts[".item-$item_id .getpaid-form-item-price-desc"] = getpaid_item_recurring_price_help_text( $item, $submission->get_currency(), $initial_price, $recurring_price );
+        }
+
+        $this->response = array_merge( $this->response, array( 'texts' => $texts ) );
 
-		$this->response = array_merge(
-			$this->response,
-			array( 'items' => $items )
-		);
+    }
 
-	}
+    /**
+     * Adds items to a response for submission refresh prices.
+     *
+     * @param GetPaid_Payment_Form_Submission $submission
+     */
+    public function add_items( $submission ) {
 
-	/**
-	 * Adds fees to a response for submission refresh prices.
-	 *
-	 * @param GetPaid_Payment_Form_Submission $submission
-	 */
-	public function add_fees( $submission ) {
+        // Add items.
+        $items = array();
+
+        foreach ( $submission->get_items() as $item ) {
+            $item_id           = $item->get_id();
+            $items["$item_id"] = $submission->format_amount( $item->get_sub_total() );
+        }
 
-		$fees = array();
+        $this->response = array_merge(
+            $this->response,
+            array( 'items' => $items )
+        );
+
+    }
+
+    /**
+     * Adds fees to a response for submission refresh prices.
+     *
+     * @param GetPaid_Payment_Form_Submission $submission
+     */
+    public function add_fees( $submission ) {
+
+        $fees = array();
 
         foreach ( $submission->get_fees() as $name => $data ) {
-			$fees[$name] = $submission->format_amount( $data['initial_fee'] );
-		}
+            $fees[$name] = $submission->format_amount( $data['initial_fee'] );
+        }
 
-		$this->response = array_merge(
-			$this->response,
-			array( 'fees' => $fees )
-		);
+        $this->response = array_merge(
+            $this->response,
+            array( 'fees' => $fees )
+        );
 
-	}
+    }
 
-	/**
-	 * Adds discounts to a response for submission refresh prices.
-	 *
-	 * @param GetPaid_Payment_Form_Submission $submission
-	 */
-	public function add_discounts( $submission ) {
+    /**
+     * Adds discounts to a response for submission refresh prices.
+     *
+     * @param GetPaid_Payment_Form_Submission $submission
+     */
+    public function add_discounts( $submission ) {
 
-		$discounts = array();
+        $discounts = array();
 
         foreach ( $submission->get_discounts() as $name => $data ) {
-			$discounts[$name] = $submission->format_amount( $data['initial_discount'] );
-		}
+            $discounts[$name] = $submission->format_amount( $data['initial_discount'] );
+        }
 
-		$this->response = array_merge(
-			$this->response,
-			array( 'discounts' => $discounts )
-		);
+        $this->response = array_merge(
+            $this->response,
+            array( 'discounts' => $discounts )
+        );
 
-	}
+    }
 
-	/**
-	 * Adds taxes to a response for submission refresh prices.
-	 *
-	 * @param GetPaid_Payment_Form_Submission $submission
-	 */
-	public function add_taxes( $submission ) {
-
-		$taxes  = array();
-		$markup = '';
+    /**
+     * Adds taxes to a response for submission refresh prices.
+     *
+     * @param GetPaid_Payment_Form_Submission $submission
+     */
+    public function add_taxes( $submission ) {
+
+        $taxes  = array();
+        $markup = '';
         foreach ( $submission->get_taxes() as $name => $data ) {
-			$name          = sanitize_text_field( $name );
-			$amount        = $submission->format_amount( $data['initial_tax'] );
-			$taxes[$name]  = $amount;
-			$markup       .= "<small class='form-text'>$name : $amount</small>";
-		}
-
-		if ( wpinv_display_individual_tax_rates() && ! empty( $taxes ) ) {
-			$this->response['texts']['.getpaid-form-cart-totals-total-tax'] = $markup;
-		}
-
-		$this->response = array_merge(
-			$this->response,
-			array( 'taxes' => $taxes )
-		);
-
-	}
-
-	/**
-	 * Adds gateways to a response for submission refresh prices.
-	 *
-	 * @param GetPaid_Payment_Form_Submission $submission
-	 */
-	public function add_gateways( $submission ) {
-
-		$gateways = array_keys( wpinv_get_enabled_payment_gateways() );
-
-		if ( $this->response['has_recurring'] ) {
-
-			foreach ( $gateways as $i => $gateway ) {
-
-				if (
-					! getpaid_payment_gateway_supports( $gateway, 'subscription' )
-					|| ( $this->response['has_subscription_group'] && ! getpaid_payment_gateway_supports( $gateway, 'single_subscription_group' ) )
-					|| ( $this->response['has_multiple_subscription_groups'] && ! getpaid_payment_gateway_supports( $gateway, 'multiple_subscription_groups' ) ) ) {
-					unset( $gateways[ $i ] );
-				}
-
-			}
-
-		}
-
-		$gateways = apply_filters( 'getpaid_submission_gateways', $gateways, $submission );
-		$this->response = array_merge(
-			$this->response,
-			array( 'gateways' => $gateways )
-		);
-
-	}
-
-	/**
-	 * Standardizes prices.
-	 *
-	 * @param int $item_id
-	 * @param float $item_total
-	 * @param string $discount_code
-	 * @param bool $recurring
-	 */
-	public function standardize_price( $item_id, $item_total, $discount_code, $recurring = false ) {
-
-		$standardadized_price = $item_total;
-
-		// Do we have a $discount_code?
-		if ( ! empty( $discount_code ) ) {
-
-			$discount = new WPInv_Discount( $discount_code );
-
-			if ( $discount->exists() && $discount->is_valid_for_items( $item_id ) && ( ! $recurring || $discount->is_recurring() ) ) {
-				$standardadized_price = $item_total - $discount->get_discounted_amount( $item_total );
-			}
-
-		}
-
-    	return max( 0, $standardadized_price );
-
-	}
-
-	/**
-	 * Adds data to a response for submission refresh prices.
-	 *
-	 * @param GetPaid_Payment_Form_Submission $submission
-	 */
-	public function add_data( $submission ) {
-
-		$this->response = array_merge(
-			$this->response,
-			array(
-				'js_data' => apply_filters(
-					'getpaid_submission_js_data',
-					array(
-						'is_recurring' => $this->response['has_recurring'],
-					),
-					$submission
-				)
-			)
-		);
-
-	}
+            $name          = sanitize_text_field( $name );
+            $amount        = $submission->format_amount( $data['initial_tax'] );
+            $taxes[$name]  = $amount;
+            $markup       .= "<small class='form-text'>$name : $amount</small>";
+        }
+
+        if ( wpinv_display_individual_tax_rates() && ! empty( $taxes ) ) {
+            $this->response['texts']['.getpaid-form-cart-totals-total-tax'] = $markup;
+        }
+
+        $this->response = array_merge(
+            $this->response,
+            array( 'taxes' => $taxes )
+        );
+
+    }
+
+    /**
+     * Adds gateways to a response for submission refresh prices.
+     *
+     * @param GetPaid_Payment_Form_Submission $submission
+     */
+    public function add_gateways( $submission ) {
+
+        $gateways = array_keys( wpinv_get_enabled_payment_gateways() );
+
+        if ( $this->response['has_recurring'] ) {
+
+            foreach ( $gateways as $i => $gateway ) {
+
+                if (
+                    ! getpaid_payment_gateway_supports( $gateway, 'subscription' )
+                    || ( $this->response['has_subscription_group'] && ! getpaid_payment_gateway_supports( $gateway, 'single_subscription_group' ) )
+                    || ( $this->response['has_multiple_subscription_groups'] && ! getpaid_payment_gateway_supports( $gateway, 'multiple_subscription_groups' ) ) ) {
+                    unset( $gateways[ $i ] );
+                }
+
+            }
+
+        }
+
+        $gateways = apply_filters( 'getpaid_submission_gateways', $gateways, $submission );
+        $this->response = array_merge(
+            $this->response,
+            array( 'gateways' => $gateways )
+        );
+
+    }
+
+    /**
+     * Standardizes prices.
+     *
+     * @param int $item_id
+     * @param float $item_total
+     * @param string $discount_code
+     * @param bool $recurring
+     */
+    public function standardize_price( $item_id, $item_total, $discount_code, $recurring = false ) {
+
+        $standardadized_price = $item_total;
+
+        // Do we have a $discount_code?
+        if ( ! empty( $discount_code ) ) {
+
+            $discount = new WPInv_Discount( $discount_code );
+
+            if ( $discount->exists() && $discount->is_valid_for_items( $item_id ) && ( ! $recurring || $discount->is_recurring() ) ) {
+                $standardadized_price = $item_total - $discount->get_discounted_amount( $item_total );
+            }
+
+        }
+
+        return max( 0, $standardadized_price );
+
+    }
+
+    /**
+     * Adds data to a response for submission refresh prices.
+     *
+     * @param GetPaid_Payment_Form_Submission $submission
+     */
+    public function add_data( $submission ) {
+
+        $this->response = array_merge(
+            $this->response,
+            array(
+                'js_data' => apply_filters(
+                    'getpaid_submission_js_data',
+                    array(
+                        'is_recurring' => $this->response['has_recurring'],
+                    ),
+                    $submission
+                )
+            )
+        );
+
+    }
 
 }

Spacing +85 added lines, -85 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Payment form submission refresh prices class
@@ -23,24 +23,24 @@ 
 	 *
 	 * @param GetPaid_Payment_Form_Submission $submission
 	 */
-	public function __construct( $submission ) {
+	public function __construct($submission) {
 
 		$this->response = array(
 			'submission_id'                    => $submission->id,
             'has_recurring'                    => $submission->has_recurring,
 			'has_subscription_group'           => $submission->has_subscription_group(),
 			'has_multiple_subscription_groups' => $submission->has_multiple_subscription_groups(),
-            'is_free'                          => ! $submission->should_collect_payment_details(),
+            'is_free'                          => !$submission->should_collect_payment_details(),
 		);
 
-		$this->add_totals( $submission );
-		$this->add_texts( $submission );
-		$this->add_items( $submission );
-		$this->add_fees( $submission );
-		$this->add_discounts( $submission );
-		$this->add_taxes( $submission );
-		$this->add_gateways( $submission );
-		$this->add_data( $submission );
+		$this->add_totals($submission);
+		$this->add_texts($submission);
+		$this->add_items($submission);
+		$this->add_fees($submission);
+		$this->add_discounts($submission);
+		$this->add_taxes($submission);
+		$this->add_gateways($submission);
+		$this->add_data($submission);
 
 	}
 
@@ -49,30 +49,30 @@ 
 	 *
 	 * @param GetPaid_Payment_Form_Submission $submission
 	 */
-	public function add_totals( $submission ) {
+	public function add_totals($submission) {
 
 		$this->response = array_merge(
 			$this->response,
 			array(
 
 				'totals'        => array(
-					'subtotal'  => $submission->format_amount( $submission->get_subtotal() ),
-					'discount'  => $submission->format_amount( $submission->get_discount() ),
-					'fees'      => $submission->format_amount( $submission->get_fee() ),
-					'tax'       => $submission->format_amount( $submission->get_tax() ),
-					'total'     => $submission->format_amount( $submission->get_total() ),
-					'raw_total' => html_entity_decode( sanitize_text_field( $submission->format_amount( $submission->get_total() ) ), ENT_QUOTES ),
+					'subtotal'  => $submission->format_amount($submission->get_subtotal()),
+					'discount'  => $submission->format_amount($submission->get_discount()),
+					'fees'      => $submission->format_amount($submission->get_fee()),
+					'tax'       => $submission->format_amount($submission->get_tax()),
+					'total'     => $submission->format_amount($submission->get_total()),
+					'raw_total' => html_entity_decode(sanitize_text_field($submission->format_amount($submission->get_total())), ENT_QUOTES),
 				),
 
 				'recurring'     => array(
-					'subtotal'  => $submission->format_amount( $submission->get_recurring_subtotal() ),
-					'discount'  => $submission->format_amount( $submission->get_recurring_discount() ),
-					'fees'      => $submission->format_amount( $submission->get_recurring_fee() ),
-					'tax'       => $submission->format_amount( $submission->get_recurring_tax() ),
-					'total'     => $submission->format_amount( $submission->get_recurring_total() ),
+					'subtotal'  => $submission->format_amount($submission->get_recurring_subtotal()),
+					'discount'  => $submission->format_amount($submission->get_recurring_discount()),
+					'fees'      => $submission->format_amount($submission->get_recurring_fee()),
+					'tax'       => $submission->format_amount($submission->get_recurring_tax()),
+					'total'     => $submission->format_amount($submission->get_recurring_total()),
 				),
 
-				'initial_amt'   => wpinv_round_amount( $submission->get_total(), null, true ),
+				'initial_amt'   => wpinv_round_amount($submission->get_total(), null, true),
 				'currency'      => $submission->get_currency(),
 
 			)
@@ -85,53 +85,53 @@ 
 	 *
 	 * @param GetPaid_Payment_Form_Submission $submission
 	 */
-	public function add_texts( $submission ) {
+	public function add_texts($submission) {
 
-		$payable = $submission->format_amount( $submission->get_total() );
-		$groups  = getpaid_get_subscription_groups( $submission );
+		$payable = $submission->format_amount($submission->get_total());
+		$groups  = getpaid_get_subscription_groups($submission);
 
-		if ( $submission->has_recurring && 2 > count( $groups ) ) {
+		if ($submission->has_recurring && 2 > count($groups)) {
 
-			$recurring = new WPInv_Item( $submission->has_recurring );
-			$period    = getpaid_get_subscription_period_label( $recurring->get_recurring_period( true ), $recurring->get_recurring_interval(), '' );
-			$main_item = reset( $groups );
+			$recurring = new WPInv_Item($submission->has_recurring);
+			$period    = getpaid_get_subscription_period_label($recurring->get_recurring_period(true), $recurring->get_recurring_interval(), '');
+			$main_item = reset($groups);
 
-			if ( $submission->get_total() == $submission->get_recurring_total() ) {
+			if ($submission->get_total() == $submission->get_recurring_total()) {
 				$payable = "$payable / $period";
-			} else if ( $main_item ) {
+			} else if ($main_item) {
 
-				$main_item = reset( $main_item );
+				$main_item = reset($main_item);
 
 				// Calculate the next renewal date.
-				$_period      = $main_item->get_recurring_period( true );
+				$_period      = $main_item->get_recurring_period(true);
 				$_interval    = $main_item->get_recurring_interval();
 
 				// If the subscription item has a trial period...
-				if ( $main_item->has_free_trial() ) {
-					$_period   = $main_item->get_trial_period( true );
+				if ($main_item->has_free_trial()) {
+					$_period   = $main_item->get_trial_period(true);
 					$_interval = $main_item->get_trial_interval();
 				}
 
 				$payable = sprintf(
-					__( '%1$s (renews at %2$s / %3$s)', 'invoicing' ),
-					$submission->format_amount( $submission->get_total() ),
-					$submission->format_amount( $submission->get_recurring_total() ),
+					__('%1$s (renews at %2$s / %3$s)', 'invoicing'),
+					$submission->format_amount($submission->get_total()),
+					$submission->format_amount($submission->get_recurring_total()),
 					$period
 				);
 
 				$payable .= sprintf(
 					'<small class="text-muted form-text">%s</small>',
 					sprintf(
-						__( 'First renewal on %s', 'invoicing' ),
-						date_i18n( 'Y-m-d', strtotime( "+$_interval $_period", current_time( 'timestamp' ) ) )
+						__('First renewal on %s', 'invoicing'),
+						date_i18n('Y-m-d', strtotime("+$_interval $_period", current_time('timestamp')))
 					)
 				);
 
 			} else {
 				$payable = sprintf(
-					__( '%1$s (renews at %2$s / %3$s)', 'invoicing' ),
-					$submission->format_amount( $submission->get_total() ),
-					$submission->format_amount( $submission->get_recurring_total() ),
+					__('%1$s (renews at %2$s / %3$s)', 'invoicing'),
+					$submission->format_amount($submission->get_total()),
+					$submission->format_amount($submission->get_recurring_total()),
 					$period
 				);
 			}
@@ -142,14 +142,14 @@ 
 			'.getpaid-checkout-total-payable' => $payable,
 		);
 
-		foreach ( $submission->get_items() as $item ) {
+		foreach ($submission->get_items() as $item) {
 			$item_id                                               = $item->get_id();
-			$initial_price                                         = $submission->format_amount( $this->standardize_price( $item->get_id(), $item->get_sub_total(), $submission->get_discount_code(), false ) );
-			$recurring_price                                       = $submission->format_amount( $this->standardize_price( $item->get_id(), $item->get_recurring_sub_total(), $submission->get_discount_code(), true ) );
-			$texts[".item-$item_id .getpaid-form-item-price-desc"] = getpaid_item_recurring_price_help_text( $item, $submission->get_currency(), $initial_price, $recurring_price );
+			$initial_price                                         = $submission->format_amount($this->standardize_price($item->get_id(), $item->get_sub_total(), $submission->get_discount_code(), false));
+			$recurring_price                                       = $submission->format_amount($this->standardize_price($item->get_id(), $item->get_recurring_sub_total(), $submission->get_discount_code(), true));
+			$texts[".item-$item_id .getpaid-form-item-price-desc"] = getpaid_item_recurring_price_help_text($item, $submission->get_currency(), $initial_price, $recurring_price);
 		}
 
-		$this->response = array_merge( $this->response, array( 'texts' => $texts ) );
+		$this->response = array_merge($this->response, array('texts' => $texts));
 
 	}
 
@@ -158,19 +158,19 @@ 
 	 *
 	 * @param GetPaid_Payment_Form_Submission $submission
 	 */
-	public function add_items( $submission ) {
+	public function add_items($submission) {
 
 		// Add items.
 		$items = array();
 
-        foreach ( $submission->get_items() as $item ) {
+        foreach ($submission->get_items() as $item) {
 			$item_id           = $item->get_id();
-			$items["$item_id"] = $submission->format_amount( $item->get_sub_total() );
+			$items["$item_id"] = $submission->format_amount($item->get_sub_total());
 		}
 
 		$this->response = array_merge(
 			$this->response,
-			array( 'items' => $items )
+			array('items' => $items)
 		);
 
 	}
@@ -180,17 +180,17 @@ 
 	 *
 	 * @param GetPaid_Payment_Form_Submission $submission
 	 */
-	public function add_fees( $submission ) {
+	public function add_fees($submission) {
 
 		$fees = array();
 
-        foreach ( $submission->get_fees() as $name => $data ) {
-			$fees[$name] = $submission->format_amount( $data['initial_fee'] );
+        foreach ($submission->get_fees() as $name => $data) {
+			$fees[$name] = $submission->format_amount($data['initial_fee']);
 		}
 
 		$this->response = array_merge(
 			$this->response,
-			array( 'fees' => $fees )
+			array('fees' => $fees)
 		);
 
 	}
@@ -200,17 +200,17 @@ 
 	 *
 	 * @param GetPaid_Payment_Form_Submission $submission
 	 */
-	public function add_discounts( $submission ) {
+	public function add_discounts($submission) {
 
 		$discounts = array();
 
-        foreach ( $submission->get_discounts() as $name => $data ) {
-			$discounts[$name] = $submission->format_amount( $data['initial_discount'] );
+        foreach ($submission->get_discounts() as $name => $data) {
+			$discounts[$name] = $submission->format_amount($data['initial_discount']);
 		}
 
 		$this->response = array_merge(
 			$this->response,
-			array( 'discounts' => $discounts )
+			array('discounts' => $discounts)
 		);
 
 	}
@@ -220,24 +220,24 @@ 
 	 *
 	 * @param GetPaid_Payment_Form_Submission $submission
 	 */
-	public function add_taxes( $submission ) {
+	public function add_taxes($submission) {
 
 		$taxes  = array();
 		$markup = '';
-        foreach ( $submission->get_taxes() as $name => $data ) {
-			$name          = sanitize_text_field( $name );
-			$amount        = $submission->format_amount( $data['initial_tax'] );
+        foreach ($submission->get_taxes() as $name => $data) {
+			$name          = sanitize_text_field($name);
+			$amount        = $submission->format_amount($data['initial_tax']);
 			$taxes[$name]  = $amount;
 			$markup       .= "<small class='form-text'>$name : $amount</small>";
 		}
 
-		if ( wpinv_display_individual_tax_rates() && ! empty( $taxes ) ) {
+		if (wpinv_display_individual_tax_rates() && !empty($taxes)) {
 			$this->response['texts']['.getpaid-form-cart-totals-total-tax'] = $markup;
 		}
 
 		$this->response = array_merge(
 			$this->response,
-			array( 'taxes' => $taxes )
+			array('taxes' => $taxes)
 		);
 
 	}
@@ -247,29 +247,29 @@ 
 	 *
 	 * @param GetPaid_Payment_Form_Submission $submission
 	 */
-	public function add_gateways( $submission ) {
+	public function add_gateways($submission) {
 
-		$gateways = array_keys( wpinv_get_enabled_payment_gateways() );
+		$gateways = array_keys(wpinv_get_enabled_payment_gateways());
 
-		if ( $this->response['has_recurring'] ) {
+		if ($this->response['has_recurring']) {
 
-			foreach ( $gateways as $i => $gateway ) {
+			foreach ($gateways as $i => $gateway) {
 
 				if (
-					! getpaid_payment_gateway_supports( $gateway, 'subscription' )
-					|| ( $this->response['has_subscription_group'] && ! getpaid_payment_gateway_supports( $gateway, 'single_subscription_group' ) )
-					|| ( $this->response['has_multiple_subscription_groups'] && ! getpaid_payment_gateway_supports( $gateway, 'multiple_subscription_groups' ) ) ) {
-					unset( $gateways[ $i ] );
+					!getpaid_payment_gateway_supports($gateway, 'subscription')
+					|| ($this->response['has_subscription_group'] && !getpaid_payment_gateway_supports($gateway, 'single_subscription_group'))
+					|| ($this->response['has_multiple_subscription_groups'] && !getpaid_payment_gateway_supports($gateway, 'multiple_subscription_groups')) ) {
+					unset($gateways[$i]);
 				}
 
 			}
 
 		}
 
-		$gateways = apply_filters( 'getpaid_submission_gateways', $gateways, $submission );
+		$gateways = apply_filters('getpaid_submission_gateways', $gateways, $submission);
 		$this->response = array_merge(
 			$this->response,
-			array( 'gateways' => $gateways )
+			array('gateways' => $gateways)
 		);
 
 	}
@@ -282,22 +282,22 @@ 
 	 * @param string $discount_code
 	 * @param bool $recurring
 	 */
-	public function standardize_price( $item_id, $item_total, $discount_code, $recurring = false ) {
+	public function standardize_price($item_id, $item_total, $discount_code, $recurring = false) {
 
 		$standardadized_price = $item_total;
 
 		// Do we have a $discount_code?
-		if ( ! empty( $discount_code ) ) {
+		if (!empty($discount_code)) {
 
-			$discount = new WPInv_Discount( $discount_code );
+			$discount = new WPInv_Discount($discount_code);
 
-			if ( $discount->exists() && $discount->is_valid_for_items( $item_id ) && ( ! $recurring || $discount->is_recurring() ) ) {
-				$standardadized_price = $item_total - $discount->get_discounted_amount( $item_total );
+			if ($discount->exists() && $discount->is_valid_for_items($item_id) && (!$recurring || $discount->is_recurring())) {
+				$standardadized_price = $item_total - $discount->get_discounted_amount($item_total);
 			}
 
 		}
 
-    	return max( 0, $standardadized_price );
+    	return max(0, $standardadized_price);
 
 	}
 
@@ -306,7 +306,7 @@ 
 	 *
 	 * @param GetPaid_Payment_Form_Submission $submission
 	 */
-	public function add_data( $submission ) {
+	public function add_data($submission) {
 
 		$this->response = array_merge(
 			$this->response,

includes/gateways/class-getpaid-authorize-net-gateway.php

Indentation +227 added lines, -227 removed lines

@@ -13,58 +13,58 @@ 
 class GetPaid_Authorize_Net_Gateway extends GetPaid_Authorize_Net_Legacy_Gateway {
 
     /**
-	 * Payment method id.
-	 *
-	 * @var string
-	 */
+     * Payment method id.
+     *
+     * @var string
+     */
     public $id = 'authorizenet';
 
     /**
-	 * An array of features that this gateway supports.
-	 *
-	 * @var array
-	 */
+     * An array of features that this gateway supports.
+     *
+     * @var array
+     */
     protected $supports = array( 'subscription', 'sandbox', 'tokens', 'addons', 'single_subscription_group', 'multiple_subscription_groups' );
 
     /**
-	 * Payment method order.
-	 *
-	 * @var int
-	 */
+     * Payment method order.
+     *
+     * @var int
+     */
     public $order = 4;
 
     /**
-	 * Endpoint for requests from Authorize.net.
-	 *
-	 * @var string
-	 */
-	protected $notify_url;
-
-	/**
-	 * Endpoint for requests to Authorize.net.
-	 *
-	 * @var string
-	 */
+     * Endpoint for requests from Authorize.net.
+     *
+     * @var string
+     */
+    protected $notify_url;
+
+    /**
+     * Endpoint for requests to Authorize.net.
+     *
+     * @var string
+     */
     protected $endpoint;
 
     /**
-	 * Currencies this gateway is allowed for.
-	 *
-	 * @var array
-	 */
-	public $currencies = array( 'USD', 'CAD', 'GBP', 'DKK', 'NOK', 'PLN', 'SEK', 'AUD', 'EUR', 'NZD' );
+     * Currencies this gateway is allowed for.
+     *
+     * @var array
+     */
+    public $currencies = array( 'USD', 'CAD', 'GBP', 'DKK', 'NOK', 'PLN', 'SEK', 'AUD', 'EUR', 'NZD' );
 
     /**
-	 * URL to view a transaction.
-	 *
-	 * @var string
-	 */
+     * URL to view a transaction.
+     *
+     * @var string
+     */
     public $view_transaction_url = 'https://{sandbox}authorize.net/ui/themes/sandbox/Transaction/TransactionReceipt.aspx?transid=%s';
 
     /**
-	 * Class constructor.
-	 */
-	public function __construct() {
+     * Class constructor.
+     */
+    public function __construct() {
 
         $this->title                = __( 'Credit Card / Debit Card', 'invoicing' );
         $this->method_title         = __( 'Authorize.Net', 'invoicing' );
@@ -76,11 +76,11 @@ 
     }
 
     /**
-	 * Displays the payment method select field.
-	 *
-	 * @param int $invoice_id 0 or invoice id.
-	 * @param GetPaid_Payment_Form $form Current payment form.
-	 */
+     * Displays the payment method select field.
+     *
+     * @param int $invoice_id 0 or invoice id.
+     * @param GetPaid_Payment_Form $form Current payment form.
+     */
     public function payment_fields( $invoice_id, $form ) {
 
         // Let the user select a payment method.
@@ -91,16 +91,16 @@ 
     }
 
     /**
-	 * Creates a customer profile.
-	 *
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
+     * Creates a customer profile.
+     *
+     *
+     * @param WPInv_Invoice $invoice Invoice.
      * @param array $submission_data Posted checkout fields.
      * @param bool $save Whether or not to save the payment as a token.
      * @link https://developer.authorize.net/api/reference/index.html#customer-profiles-create-customer-profile
-	 * @return string|WP_Error Payment profile id.
-	 */
-	public function create_customer_profile( $invoice, $submission_data, $save = true ) {
+     * @return string|WP_Error Payment profile id.
+     */
+    public function create_customer_profile( $invoice, $submission_data, $save = true ) {
 
         // Remove non-digits from the number
         $submission_data['authorizenet']['cc_number'] = preg_replace('/\D/', '', $submission_data['authorizenet']['cc_number'] );
@@ -167,14 +167,14 @@ 
     }
 
     /**
-	 * Retrieves a customer profile.
-	 *
-	 *
-	 * @param string $profile_id profile id.
-	 * @return string|WP_Error Profile id.
+     * Retrieves a customer profile.
+     *
+     *
+     * @param string $profile_id profile id.
+     * @return string|WP_Error Profile id.
      * @link https://developer.authorize.net/api/reference/index.html#customer-profiles-get-customer-profile
-	 */
-	public function get_customer_profile( $profile_id ) {
+     */
+    public function get_customer_profile( $profile_id ) {
 
         // Generate args.
         $args = array(
@@ -189,17 +189,17 @@ 
     }
 
     /**
-	 * Creates a customer profile.
-	 *
-	 *
+     * Creates a customer profile.
+     *
+     *
      * @param string $profile_id profile id.
-	 * @param WPInv_Invoice $invoice Invoice.
+     * @param WPInv_Invoice $invoice Invoice.
      * @param array $submission_data Posted checkout fields.
      * @param bool $save Whether or not to save the payment as a token.
      * @link https://developer.authorize.net/api/reference/index.html#customer-profiles-create-customer-profile
-	 * @return string|WP_Error Profile id.
-	 */
-	public function create_customer_payment_profile( $customer_profile, $invoice, $submission_data, $save ) {
+     * @return string|WP_Error Profile id.
+     */
+    public function create_customer_payment_profile( $customer_profile, $invoice, $submission_data, $save ) {
 
         // Remove non-digits from the number
         $submission_data['authorizenet']['cc_number'] = preg_replace('/\D/', '', $submission_data['authorizenet']['cc_number'] );
@@ -272,13 +272,13 @@ 
     }
 
     /**
-	 * Retrieves payment details from cache.
-	 *
-	 *
+     * Retrieves payment details from cache.
+     *
+     *
      * @param array $payment_details.
-	 * @return array|false Profile id.
-	 */
-	public function retrieve_payment_profile_from_cache( $payment_details, $customer_profile, $invoice ) {
+     * @return array|false Profile id.
+     */
+    public function retrieve_payment_profile_from_cache( $payment_details, $customer_profile, $invoice ) {
 
         $cached_information = get_option( 'getpaid_authorize_net_cached_profiles', array() );
         $payment_details    = hash_hmac( 'sha256', json_encode( $payment_details ), SECURE_AUTH_KEY );
@@ -303,13 +303,13 @@ 
     }
 
     /**
-	 * Securely adds payment details to cache.
-	 *
-	 *
+     * Securely adds payment details to cache.
+     *
+     *
      * @param array $payment_details.
      * @param string $payment_profile_id.
-	 */
-	public function add_payment_profile_to_cache( $payment_details, $payment_profile_id ) {
+     */
+    public function add_payment_profile_to_cache( $payment_details, $payment_profile_id ) {
 
         $cached_information = get_option( 'getpaid_authorize_net_cached_profiles', array() );
         $cached_information = is_array( $cached_information ) ? $cached_information : array();
@@ -321,15 +321,15 @@ 
     }
 
     /**
-	 * Retrieves a customer payment profile.
-	 *
-	 *
-	 * @param string $customer_profile_id customer profile id.
+     * Retrieves a customer payment profile.
+     *
+     *
+     * @param string $customer_profile_id customer profile id.
      * @param string $payment_profile_id payment profile id.
-	 * @return string|WP_Error Profile id.
+     * @return string|WP_Error Profile id.
      * @link https://developer.authorize.net/api/reference/index.html#customer-profiles-get-customer-payment-profile
-	 */
-	public function get_customer_payment_profile( $customer_profile_id, $payment_profile_id ) {
+     */
+    public function get_customer_payment_profile( $customer_profile_id, $payment_profile_id ) {
 
         // Generate args.
         $args = array(
@@ -345,15 +345,15 @@ 
     }
 
     /**
-	 * Charges a customer payment profile.
-	 *
+     * Charges a customer payment profile.
+     *
      * @param string $customer_profile_id customer profile id.
      * @param string $payment_profile_id payment profile id.
-	 * @param WPInv_Invoice $invoice Invoice.
+     * @param WPInv_Invoice $invoice Invoice.
      * @link https://developer.authorize.net/api/reference/index.html#payment-transactions-charge-a-customer-profile
-	 * @return WP_Error|object
-	 */
-	public function charge_customer_payment_profile( $customer_profile_id, $payment_profile_id, $invoice ) {
+     * @return WP_Error|object
+     */
+    public function charge_customer_payment_profile( $customer_profile_id, $payment_profile_id, $invoice ) {
 
         // Generate args.
         $args = array(
@@ -399,41 +399,41 @@ 
     }
 
     /**
-	 * Processes a customer charge.
-	 *
+     * Processes a customer charge.
+     *
      * @param stdClass $result Api response.
-	 * @param WPInv_Invoice $invoice Invoice.
-	 */
-	public function process_charge_response( $result, $invoice ) {
+     * @param WPInv_Invoice $invoice Invoice.
+     */
+    public function process_charge_response( $result, $invoice ) {
 
         wpinv_clear_errors();
-		$response_code = (int) $result->transactionResponse->responseCode;
+        $response_code = (int) $result->transactionResponse->responseCode;
 
-		// Succeeded.
-		if ( 1 == $response_code || 4 == $response_code ) {
+        // Succeeded.
+        if ( 1 == $response_code || 4 == $response_code ) {
 
-			// Maybe set a transaction id.
-			if ( ! empty( $result->transactionResponse->transId ) ) {
-				$invoice->set_transaction_id( $result->transactionResponse->transId );
-			}
+            // Maybe set a transaction id.
+            if ( ! empty( $result->transactionResponse->transId ) ) {
+                $invoice->set_transaction_id( $result->transactionResponse->transId );
+            }
 
-			$invoice->add_note( sprintf( __( 'Authentication code: %s (%s).', 'invoicing' ), $result->transactionResponse->authCode, $result->transactionResponse->accountNumber ), false, false, true );
+            $invoice->add_note( sprintf( __( 'Authentication code: %s (%s).', 'invoicing' ), $result->transactionResponse->authCode, $result->transactionResponse->accountNumber ), false, false, true );
 
-			if ( 1 == $response_code ) {
-				return $invoice->mark_paid();
-			}
+            if ( 1 == $response_code ) {
+                return $invoice->mark_paid();
+            }
 
-			$invoice->set_status( 'wpi-onhold' );
-        	$invoice->add_note(
+            $invoice->set_status( 'wpi-onhold' );
+            $invoice->add_note(
                 sprintf(
                     __( 'Held for review: %s', 'invoicing' ),
                     $result->transactionResponse->messages->message[0]->description
                 )
-			);
+            );
 
-			return $invoice->save();
+            return $invoice->save();
 
-		}
+        }
 
         wpinv_set_error( 'card_declined', __( 'Credit card declined.', 'invoicing' ) );
 
@@ -445,13 +445,13 @@ 
     }
 
     /**
-	 * Returns payment information.
-	 *
-	 *
-	 * @param array $card Card details.
-	 * @return array
-	 */
-	public function get_payment_information( $card ) {
+     * Returns payment information.
+     *
+     *
+     * @param array $card Card details.
+     * @return array
+     */
+    public function get_payment_information( $card ) {
         return array(
 
             'creditCard'         => array (
@@ -464,25 +464,25 @@ 
     }
 
     /**
-	 * Returns the customer profile meta name.
-	 *
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 * @return string
-	 */
-	public function get_customer_profile_meta_name( $invoice ) {
+     * Returns the customer profile meta name.
+     *
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     * @return string
+     */
+    public function get_customer_profile_meta_name( $invoice ) {
         return $this->is_sandbox( $invoice ) ? 'getpaid_authorizenet_sandbox_customer_profile_id' : 'getpaid_authorizenet_customer_profile_id';
     }
 
     /**
-	 * Validates the submitted data.
-	 *
-	 *
-	 * @param array $submission_data Posted checkout fields.
+     * Validates the submitted data.
+     *
+     *
+     * @param array $submission_data Posted checkout fields.
      * @param WPInv_Invoice $invoice
-	 * @return WP_Error|string The payment profile id
-	 */
-	public function validate_submission_data( $submission_data, $invoice ) {
+     * @return WP_Error|string The payment profile id
+     */
+    public function validate_submission_data( $submission_data, $invoice ) {
 
         // Validate authentication details.
         $auth = $this->get_auth_params();
@@ -514,13 +514,13 @@ 
     }
 
     /**
-	 * Returns invoice line items.
-	 *
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 * @return array
-	 */
-	public function get_line_items( $invoice ) {
+     * Returns invoice line items.
+     *
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     * @return array
+     */
+    public function get_line_items( $invoice ) {
         $items = array();
 
         foreach ( $invoice->get_items() as $item ) {
@@ -558,15 +558,15 @@ 
     }
 
     /**
-	 * Process Payment.
-	 *
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 * @param array $submission_data Posted checkout fields.
-	 * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
-	 * @return array
-	 */
-	public function process_payment( $invoice, $submission_data, $submission ) {
+     * Process Payment.
+     *
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     * @param array $submission_data Posted checkout fields.
+     * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
+     * @return array
+     */
+    public function process_payment( $invoice, $submission_data, $submission ) {
 
         // Validate the submitted data.
         $payment_profile_id = $this->validate_submission_data( $submission_data, $invoice );
@@ -599,45 +599,45 @@ 
 
         exit;
 
-	}
+    }
 	
-	/**
-	 * Processes the initial payment.
-	 *
+    /**
+     * Processes the initial payment.
+     *
      * @param WPInv_Invoice $invoice Invoice.
-	 */
-	protected function process_initial_payment( $invoice ) {
+     */
+    protected function process_initial_payment( $invoice ) {
 
-		$payment_profile_id = get_post_meta( $invoice->get_id(), 'getpaid_authorizenet_profile_id', true );
+        $payment_profile_id = get_post_meta( $invoice->get_id(), 'getpaid_authorizenet_profile_id', true );
         $customer_profile   = get_user_meta( $invoice->get_user_id(), $this->get_customer_profile_meta_name( $invoice ), true );
-		$result             = $this->charge_customer_payment_profile( $customer_profile, $payment_profile_id, $invoice );
+        $result             = $this->charge_customer_payment_profile( $customer_profile, $payment_profile_id, $invoice );
 
-		// Do we have an error?
-		if ( is_wp_error( $result ) ) {
-			wpinv_set_error( $result->get_error_code(), $result->get_error_message() );
-			wpinv_send_back_to_checkout( $invoice );
-		}
+        // Do we have an error?
+        if ( is_wp_error( $result ) ) {
+            wpinv_set_error( $result->get_error_code(), $result->get_error_message() );
+            wpinv_send_back_to_checkout( $invoice );
+        }
 
-		// Process the response.
-		$this->process_charge_response( $result, $invoice );
+        // Process the response.
+        $this->process_charge_response( $result, $invoice );
 
-		if ( wpinv_get_errors() ) {
-			wpinv_send_back_to_checkout( $invoice );
-		}
+        if ( wpinv_get_errors() ) {
+            wpinv_send_back_to_checkout( $invoice );
+        }
 
-	}
+    }
 
     /**
-	 * Processes recurring payments.
-	 *
+     * Processes recurring payments.
+     *
      * @param WPInv_Invoice $invoice Invoice.
      * @param WPInv_Subscription[]|WPInv_Subscription $subscriptions Subscriptions.
-	 */
-	public function process_subscription( $invoice, $subscriptions ) {
+     */
+    public function process_subscription( $invoice, $subscriptions ) {
 
         // Check if there is an initial amount to charge.
         if ( (float) $invoice->get_total() > 0 ) {
-			$this->process_initial_payment( $invoice );
+            $this->process_initial_payment( $invoice );
         }
 
         // Activate the subscriptions.
@@ -655,19 +655,19 @@ 
             }
         }
 
-		// Redirect to the success page.
+        // Redirect to the success page.
         wpinv_send_to_success_page( array( 'invoice_key' => $invoice->get_key() ) );
 
     }
 
-	/**
-	 * (Maybe) renews an authorize.net subscription profile.
-	 *
-	 *
-	 * @param bool $should_expire
+    /**
+     * (Maybe) renews an authorize.net subscription profile.
+     *
+     *
+     * @param bool $should_expire
      * @param WPInv_Subscription $subscription
-	 */
-	public function maybe_renew_subscription( $should_expire, $subscription ) {
+     */
+    public function maybe_renew_subscription( $should_expire, $subscription ) {
 
         // Ensure its our subscription && it's active.
         if ( $this->id != $subscription->get_gateway() || ! $subscription->has_status( 'active trialling' ) ) {
@@ -684,18 +684,18 @@ 
 
         return false;
 
-	}
+    }
 
     /**
-	 * Renews a subscription.
-	 *
+     * Renews a subscription.
+     *
      * @param WPInv_Subscription $subscription
-	 */
-	public function renew_subscription( $subscription ) {
+     */
+    public function renew_subscription( $subscription ) {
 
-		// Generate the renewal invoice.
-		$new_invoice = $subscription->create_payment();
-		$old_invoice = $subscription->get_parent_payment();
+        // Generate the renewal invoice.
+        $new_invoice = $subscription->create_payment();
+        $old_invoice = $subscription->get_parent_payment();
 
         if ( empty( $new_invoice ) ) {
             $old_invoice->add_note( __( 'Error generating a renewal invoice.', 'invoicing' ), false, false, false );
@@ -704,37 +704,37 @@ 
         }
 
         // Charge the payment method.
-		$payment_profile_id = get_post_meta( $old_invoice->get_id(), 'getpaid_authorizenet_profile_id', true );
-		$customer_profile   = get_user_meta( $old_invoice->get_user_id(), $this->get_customer_profile_meta_name( $old_invoice ), true );
-		$result             = $this->charge_customer_payment_profile( $customer_profile, $payment_profile_id, $new_invoice );
+        $payment_profile_id = get_post_meta( $old_invoice->get_id(), 'getpaid_authorizenet_profile_id', true );
+        $customer_profile   = get_user_meta( $old_invoice->get_user_id(), $this->get_customer_profile_meta_name( $old_invoice ), true );
+        $result             = $this->charge_customer_payment_profile( $customer_profile, $payment_profile_id, $new_invoice );
 
-		// Do we have an error?
-		if ( is_wp_error( $result ) ) {
+        // Do we have an error?
+        if ( is_wp_error( $result ) ) {
 
-			$old_invoice->add_note(
-				sprintf( __( 'Error renewing subscription : ( %s ).', 'invoicing' ), $result->get_error_message() ),
-				true,
-				false,
-				true
-			);
-			$subscription->failing();
-			return;
+            $old_invoice->add_note(
+                sprintf( __( 'Error renewing subscription : ( %s ).', 'invoicing' ), $result->get_error_message() ),
+                true,
+                false,
+                true
+            );
+            $subscription->failing();
+            return;
 
-		}
+        }
 
-		// Process the response.
-		$this->process_charge_response( $result, $new_invoice );
+        // Process the response.
+        $this->process_charge_response( $result, $new_invoice );
 
-		if ( wpinv_get_errors() ) {
+        if ( wpinv_get_errors() ) {
 
-			$old_invoice->add_note(
-				sprintf( __( 'Error renewing subscription : ( %s ).', 'invoicing' ), getpaid_get_errors_html() ),
-				true,
-				false,
-				true
-			);
-			$subscription->failing();
-			return;
+            $old_invoice->add_note(
+                sprintf( __( 'Error renewing subscription : ( %s ).', 'invoicing' ), getpaid_get_errors_html() ),
+                true,
+                false,
+                true
+            );
+            $subscription->failing();
+            return;
 
         }
 
@@ -743,13 +743,13 @@ 
     }
 
     /**
-	 * Processes invoice addons.
-	 *
-	 * @param WPInv_Invoice $invoice
-	 * @param GetPaid_Form_Item[] $items
-	 * @return WPInv_Invoice
-	 */
-	public function process_addons( $invoice, $items ) {
+     * Processes invoice addons.
+     *
+     * @param WPInv_Invoice $invoice
+     * @param GetPaid_Form_Item[] $items
+     * @return WPInv_Invoice
+     */
+    public function process_addons( $invoice, $items ) {
 
         global $getpaid_authorize_addons;
 
@@ -769,7 +769,7 @@ 
         $invoice->recalculate_total();
 
         $payment_profile_id = get_post_meta( $invoice->get_id(), 'getpaid_authorizenet_profile_id', true );
-		$customer_profile   = get_user_meta( $invoice->get_user_id(), $this->get_customer_profile_meta_name( $invoice ), true );
+        $customer_profile   = get_user_meta( $invoice->get_user_id(), $this->get_customer_profile_meta_name( $invoice ), true );
 
         add_filter( 'getpaid_authorizenet_charge_customer_payment_profile_args', array( $this, 'filter_addons_request' ), 10, 2 );
         $result = $this->charge_customer_payment_profile( $customer_profile, $payment_profile_id, $invoice );
@@ -784,11 +784,11 @@ 
     }
 
     /**
-	 * Processes invoice addons.
-	 *
+     * Processes invoice addons.
+     *
      * @param array $args
-	 * @return array
-	 */
+     * @return array
+     */
     public function filter_addons_request( $args ) {
 
         global $getpaid_authorize_addons;
@@ -822,11 +822,11 @@ 
     }
 
     /**
-	 * Filters the gateway settings.
-	 *
-	 * @param array $admin_settings
-	 */
-	public function admin_settings( $admin_settings ) {
+     * Filters the gateway settings.
+     *
+     * @param array $admin_settings
+     */
+    public function admin_settings( $admin_settings ) {
 
         $currencies = sprintf(
             __( 'Supported Currencies: %s', 'invoicing' ),
@@ -866,7 +866,7 @@ 
             'readonly' => true,
         );
 
-		return $admin_settings;
-	}
+        return $admin_settings;
+    }
 
 }

Spacing +191 added lines, -191 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Authorize.net Payment Gateway class.
@@ -24,7 +24,7 @@ 
 	 *
 	 * @var array
 	 */
-    protected $supports = array( 'subscription', 'sandbox', 'tokens', 'addons', 'single_subscription_group', 'multiple_subscription_groups' );
+    protected $supports = array('subscription', 'sandbox', 'tokens', 'addons', 'single_subscription_group', 'multiple_subscription_groups');
 
     /**
 	 * Payment method order.
@@ -52,7 +52,7 @@ 
 	 *
 	 * @var array
 	 */
-	public $currencies = array( 'USD', 'CAD', 'GBP', 'DKK', 'NOK', 'PLN', 'SEK', 'AUD', 'EUR', 'NZD' );
+	public $currencies = array('USD', 'CAD', 'GBP', 'DKK', 'NOK', 'PLN', 'SEK', 'AUD', 'EUR', 'NZD');
 
     /**
 	 * URL to view a transaction.
@@ -66,12 +66,12 @@ 
 	 */
 	public function __construct() {
 
-        $this->title                = __( 'Credit Card / Debit Card', 'invoicing' );
-        $this->method_title         = __( 'Authorize.Net', 'invoicing' );
-        $this->notify_url           = getpaid_get_non_query_string_ipn_url( $this->id );
+        $this->title                = __('Credit Card / Debit Card', 'invoicing');
+        $this->method_title         = __('Authorize.Net', 'invoicing');
+        $this->notify_url           = getpaid_get_non_query_string_ipn_url($this->id);
 
-        add_filter( 'getpaid_daily_maintenance_should_expire_subscription', array( $this, 'maybe_renew_subscription' ), 10, 2 );
-        add_filter( 'getpaid_authorizenet_sandbox_notice', array( $this, 'sandbox_notice' ) );
+        add_filter('getpaid_daily_maintenance_should_expire_subscription', array($this, 'maybe_renew_subscription'), 10, 2);
+        add_filter('getpaid_authorizenet_sandbox_notice', array($this, 'sandbox_notice'));
         parent::__construct();
     }
 
@@ -81,13 +81,13 @@ 
 	 * @param int $invoice_id 0 or invoice id.
 	 * @param GetPaid_Payment_Form $form Current payment form.
 	 */
-    public function payment_fields( $invoice_id, $form ) {
+    public function payment_fields($invoice_id, $form) {
 
         // Let the user select a payment method.
         echo $this->saved_payment_methods();
 
         // Show the credit card entry form.
-        echo $this->new_payment_method_entry( $this->get_cc_form( true ) );
+        echo $this->new_payment_method_entry($this->get_cc_form(true));
     }
 
     /**
@@ -100,64 +100,64 @@ 
      * @link https://developer.authorize.net/api/reference/index.html#customer-profiles-create-customer-profile
 	 * @return string|WP_Error Payment profile id.
 	 */
-	public function create_customer_profile( $invoice, $submission_data, $save = true ) {
+	public function create_customer_profile($invoice, $submission_data, $save = true) {
 
         // Remove non-digits from the number
-        $submission_data['authorizenet']['cc_number'] = preg_replace('/\D/', '', $submission_data['authorizenet']['cc_number'] );
+        $submission_data['authorizenet']['cc_number'] = preg_replace('/\D/', '', $submission_data['authorizenet']['cc_number']);
 
         // Generate args.
         $args = array(
             'createCustomerProfileRequest' => array(
                 'merchantAuthentication'   => $this->get_auth_params(),
                 'profile'                  => array(
-                    'merchantCustomerId'   => getpaid_limit_length( $invoice->get_user_id(), 20 ),
-                    'description'          => getpaid_limit_length( $invoice->get_full_name(), 255 ),
-                    'email'                => getpaid_limit_length( $invoice->get_email(), 255 ),
+                    'merchantCustomerId'   => getpaid_limit_length($invoice->get_user_id(), 20),
+                    'description'          => getpaid_limit_length($invoice->get_full_name(), 255),
+                    'email'                => getpaid_limit_length($invoice->get_email(), 255),
                     'paymentProfiles'      => array(
                         'customerType'     => 'individual',
 
                         // Billing information.
                         'billTo'           => array(
-                            'firstName'    => getpaid_limit_length( $invoice->get_first_name(), 50 ),
-                            'lastName'     => getpaid_limit_length( $invoice->get_last_name(), 50 ),
-                            'address'      => getpaid_limit_length( $invoice->get_address(), 60 ),
-                            'city'         => getpaid_limit_length( $invoice->get_city(), 40 ),
-                            'state'        => getpaid_limit_length( $invoice->get_state(), 40 ),
-                            'zip'          => getpaid_limit_length( $invoice->get_zip(), 20 ),
-                            'country'      => getpaid_limit_length( $invoice->get_country(), 60 ),
+                            'firstName'    => getpaid_limit_length($invoice->get_first_name(), 50),
+                            'lastName'     => getpaid_limit_length($invoice->get_last_name(), 50),
+                            'address'      => getpaid_limit_length($invoice->get_address(), 60),
+                            'city'         => getpaid_limit_length($invoice->get_city(), 40),
+                            'state'        => getpaid_limit_length($invoice->get_state(), 40),
+                            'zip'          => getpaid_limit_length($invoice->get_zip(), 20),
+                            'country'      => getpaid_limit_length($invoice->get_country(), 60),
                         ),
 
                         // Payment information.
-                        'payment'          => $this->get_payment_information( $submission_data['authorizenet'] ),
+                        'payment'          => $this->get_payment_information($submission_data['authorizenet']),
                     )
                 ),
-                'validationMode'           => $this->is_sandbox( $invoice ) ? 'testMode' : 'liveMode',
+                'validationMode'           => $this->is_sandbox($invoice) ? 'testMode' : 'liveMode',
             )
         );
 
-        $response = $this->post( apply_filters( 'getpaid_authorizenet_customer_profile_args', $args, $invoice ), $invoice );
+        $response = $this->post(apply_filters('getpaid_authorizenet_customer_profile_args', $args, $invoice), $invoice);
 
-        if ( is_wp_error( $response ) ) {
+        if (is_wp_error($response)) {
             return $response;
         }
 
-        update_user_meta( $invoice->get_user_id(), $this->get_customer_profile_meta_name( $invoice ), $response->customerProfileId );
+        update_user_meta($invoice->get_user_id(), $this->get_customer_profile_meta_name($invoice), $response->customerProfileId);
 
         // Save the payment token.
-        if ( $save ) {
+        if ($save) {
             $this->save_token(
                 array(
                     'id'      => $response->customerPaymentProfileIdList[0],
-                    'name'    => getpaid_get_card_name( $submission_data['authorizenet']['cc_number'] ) . '····' . substr( $submission_data['authorizenet']['cc_number'], -4 ),
+                    'name'    => getpaid_get_card_name($submission_data['authorizenet']['cc_number']) . '····' . substr($submission_data['authorizenet']['cc_number'], -4),
                     'default' => true,
-                    'type'    => $this->is_sandbox( $invoice ) ? 'sandbox' : 'live',
+                    'type'    => $this->is_sandbox($invoice) ? 'sandbox' : 'live',
                 )
             );
         }
 
         // Add a note about the validation response.
         $invoice->add_note(
-            sprintf( __( 'Created Authorize.NET customer profile: %s', 'invoicing' ), $response->validationDirectResponseList[0] ),
+            sprintf(__('Created Authorize.NET customer profile: %s', 'invoicing'), $response->validationDirectResponseList[0]),
             false,
             false,
             true
@@ -174,7 +174,7 @@ 
 	 * @return string|WP_Error Profile id.
      * @link https://developer.authorize.net/api/reference/index.html#customer-profiles-get-customer-profile
 	 */
-	public function get_customer_profile( $profile_id ) {
+	public function get_customer_profile($profile_id) {
 
         // Generate args.
         $args = array(
@@ -184,7 +184,7 @@ 
             )
         );
 
-        return $this->post( $args, false );
+        return $this->post($args, false);
 
     }
 
@@ -199,18 +199,18 @@ 
      * @link https://developer.authorize.net/api/reference/index.html#customer-profiles-create-customer-profile
 	 * @return string|WP_Error Profile id.
 	 */
-	public function create_customer_payment_profile( $customer_profile, $invoice, $submission_data, $save ) {
+	public function create_customer_payment_profile($customer_profile, $invoice, $submission_data, $save) {
 
         // Remove non-digits from the number
-        $submission_data['authorizenet']['cc_number'] = preg_replace('/\D/', '', $submission_data['authorizenet']['cc_number'] );
+        $submission_data['authorizenet']['cc_number'] = preg_replace('/\D/', '', $submission_data['authorizenet']['cc_number']);
 
         // Prepare card details.
-        $payment_information                          = $this->get_payment_information( $submission_data['authorizenet'] );
+        $payment_information                          = $this->get_payment_information($submission_data['authorizenet']);
 
         // Authorize.NET does not support saving the same card twice.
-        $cached_information                           = $this->retrieve_payment_profile_from_cache( $payment_information, $customer_profile, $invoice );
+        $cached_information                           = $this->retrieve_payment_profile_from_cache($payment_information, $customer_profile, $invoice);
 
-        if ( $cached_information ) {
+        if ($cached_information) {
             return $cached_information;
         }
 
@@ -223,45 +223,45 @@ 
 
                     // Billing information.
                     'billTo'           => array(
-                        'firstName'    => getpaid_limit_length( $invoice->get_first_name(), 50 ),
-                        'lastName'     => getpaid_limit_length( $invoice->get_last_name(), 50 ),
-                        'address'      => getpaid_limit_length( $invoice->get_address(), 60 ),
-                        'city'         => getpaid_limit_length( $invoice->get_city(), 40 ),
-                        'state'        => getpaid_limit_length( $invoice->get_state(), 40 ),
-                        'zip'          => getpaid_limit_length( $invoice->get_zip(), 20 ),
-                        'country'      => getpaid_limit_length( $invoice->get_country(), 60 ),
+                        'firstName'    => getpaid_limit_length($invoice->get_first_name(), 50),
+                        'lastName'     => getpaid_limit_length($invoice->get_last_name(), 50),
+                        'address'      => getpaid_limit_length($invoice->get_address(), 60),
+                        'city'         => getpaid_limit_length($invoice->get_city(), 40),
+                        'state'        => getpaid_limit_length($invoice->get_state(), 40),
+                        'zip'          => getpaid_limit_length($invoice->get_zip(), 20),
+                        'country'      => getpaid_limit_length($invoice->get_country(), 60),
                     ),
 
                     // Payment information.
                     'payment'          => $payment_information
                 ),
-                'validationMode'       => $this->is_sandbox( $invoice ) ? 'testMode' : 'liveMode',
+                'validationMode'       => $this->is_sandbox($invoice) ? 'testMode' : 'liveMode',
             )
         );
 
-        $response = $this->post( apply_filters( 'getpaid_authorizenet_create_customer_payment_profile_args', $args, $invoice ), $invoice );
+        $response = $this->post(apply_filters('getpaid_authorizenet_create_customer_payment_profile_args', $args, $invoice), $invoice);
 
-        if ( is_wp_error( $response ) ) {
+        if (is_wp_error($response)) {
             return $response;
         }
 
         // Save the payment token.
-        if ( $save ) {
+        if ($save) {
             $this->save_token(
                 array(
                     'id'      => $response->customerPaymentProfileId,
-                    'name'    => getpaid_get_card_name( $submission_data['authorizenet']['cc_number'] ) . ' ···· ' . substr( $submission_data['authorizenet']['cc_number'], -4 ),
+                    'name'    => getpaid_get_card_name($submission_data['authorizenet']['cc_number']) . ' ···· ' . substr($submission_data['authorizenet']['cc_number'], -4),
                     'default' => true
                 )
             );
         }
 
         // Cache payment profile id.
-        $this->add_payment_profile_to_cache( $payment_information, $response->customerPaymentProfileId );
+        $this->add_payment_profile_to_cache($payment_information, $response->customerPaymentProfileId);
 
         // Add a note about the validation response.
         $invoice->add_note(
-            sprintf( __( 'Saved Authorize.NET payment profile: %s', 'invoicing' ), $response->validationDirectResponse ),
+            sprintf(__('Saved Authorize.NET payment profile: %s', 'invoicing'), $response->validationDirectResponse),
             false,
             false,
             true
@@ -278,12 +278,12 @@ 
      * @param array $payment_details.
 	 * @return array|false Profile id.
 	 */
-	public function retrieve_payment_profile_from_cache( $payment_details, $customer_profile, $invoice ) {
+	public function retrieve_payment_profile_from_cache($payment_details, $customer_profile, $invoice) {
 
-        $cached_information = get_option( 'getpaid_authorize_net_cached_profiles', array() );
-        $payment_details    = hash_hmac( 'sha256', json_encode( $payment_details ), SECURE_AUTH_KEY );
+        $cached_information = get_option('getpaid_authorize_net_cached_profiles', array());
+        $payment_details    = hash_hmac('sha256', json_encode($payment_details), SECURE_AUTH_KEY);
 
-        if ( ! is_array( $cached_information ) || ! array_key_exists( $payment_details, $cached_information ) ) {
+        if (!is_array($cached_information) || !array_key_exists($payment_details, $cached_information)) {
             return false;
         }
 
@@ -292,13 +292,13 @@ 
             'getCustomerPaymentProfileRequest' => array(
                 'merchantAuthentication'   => $this->get_auth_params(),
                 'customerProfileId'        => $customer_profile,
-                'customerPaymentProfileId' => $cached_information[ $payment_details ],
+                'customerPaymentProfileId' => $cached_information[$payment_details],
             )
         );
 
-        $response = $this->post( $args, $invoice );
+        $response = $this->post($args, $invoice);
 
-        return is_wp_error( $response ) ? false : $cached_information[ $payment_details ];
+        return is_wp_error($response) ? false : $cached_information[$payment_details];
 
     }
 
@@ -309,14 +309,14 @@ 
      * @param array $payment_details.
      * @param string $payment_profile_id.
 	 */
-	public function add_payment_profile_to_cache( $payment_details, $payment_profile_id ) {
+	public function add_payment_profile_to_cache($payment_details, $payment_profile_id) {
 
-        $cached_information = get_option( 'getpaid_authorize_net_cached_profiles', array() );
-        $cached_information = is_array( $cached_information ) ? $cached_information : array();
-        $payment_details    = hash_hmac( 'sha256', json_encode( $payment_details ), SECURE_AUTH_KEY );
+        $cached_information = get_option('getpaid_authorize_net_cached_profiles', array());
+        $cached_information = is_array($cached_information) ? $cached_information : array();
+        $payment_details    = hash_hmac('sha256', json_encode($payment_details), SECURE_AUTH_KEY);
 
-        $cached_information[ $payment_details ] = $payment_profile_id;
-        update_option( 'getpaid_authorize_net_cached_profiles', $cached_information );
+        $cached_information[$payment_details] = $payment_profile_id;
+        update_option('getpaid_authorize_net_cached_profiles', $cached_information);
 
     }
 
@@ -329,7 +329,7 @@ 
 	 * @return string|WP_Error Profile id.
      * @link https://developer.authorize.net/api/reference/index.html#customer-profiles-get-customer-payment-profile
 	 */
-	public function get_customer_payment_profile( $customer_profile_id, $payment_profile_id ) {
+	public function get_customer_payment_profile($customer_profile_id, $payment_profile_id) {
 
         // Generate args.
         $args = array(
@@ -340,7 +340,7 @@ 
             )
         );
 
-        return $this->post( $args, false );
+        return $this->post($args, false);
 
     }
 
@@ -353,7 +353,7 @@ 
      * @link https://developer.authorize.net/api/reference/index.html#payment-transactions-charge-a-customer-profile
 	 * @return WP_Error|object
 	 */
-	public function charge_customer_payment_profile( $customer_profile_id, $payment_profile_id, $invoice ) {
+	public function charge_customer_payment_profile($customer_profile_id, $payment_profile_id, $invoice) {
 
         // Generate args.
         $args = array(
@@ -373,28 +373,28 @@ 
                         )
                     ),
                     'order'                    => array(
-                        'invoiceNumber'        => getpaid_limit_length( $invoice->get_number(), 20 ),
+                        'invoiceNumber'        => getpaid_limit_length($invoice->get_number(), 20),
                     ),
-                    'lineItems'                => array( 'lineItem' => $this->get_line_items( $invoice ) ),
+                    'lineItems'                => array('lineItem' => $this->get_line_items($invoice)),
                     'tax'                      => array(
                         'amount'               => $invoice->get_total_tax(),
-                        'name'                 => __( 'TAX', 'invoicing' ),
+                        'name'                 => __('TAX', 'invoicing'),
                     ),
-                    'poNumber'                 => getpaid_limit_length( $invoice->get_number(), 25 ),
+                    'poNumber'                 => getpaid_limit_length($invoice->get_number(), 25),
                     'customer'                 => array(
-                        'id'                   => getpaid_limit_length( $invoice->get_user_id(), 25 ),
-                        'email'                => getpaid_limit_length( $invoice->get_email(), 25 ),
+                        'id'                   => getpaid_limit_length($invoice->get_user_id(), 25),
+                        'email'                => getpaid_limit_length($invoice->get_email(), 25),
                     ),
                     'customerIP'               => $invoice->get_ip(),
                 )
             )
         );
 
-        if ( 0 == $invoice->get_total_tax() ) {
-            unset( $args['createTransactionRequest']['transactionRequest']['tax'] );
+        if (0 == $invoice->get_total_tax()) {
+            unset($args['createTransactionRequest']['transactionRequest']['tax']);
         }
 
-        return $this->post( apply_filters( 'getpaid_authorizenet_charge_customer_payment_profile_args', $args, $invoice ), $invoice );
+        return $this->post(apply_filters('getpaid_authorizenet_charge_customer_payment_profile_args', $args, $invoice), $invoice);
 
     }
 
@@ -404,29 +404,29 @@ 
      * @param stdClass $result Api response.
 	 * @param WPInv_Invoice $invoice Invoice.
 	 */
-	public function process_charge_response( $result, $invoice ) {
+	public function process_charge_response($result, $invoice) {
 
         wpinv_clear_errors();
 		$response_code = (int) $result->transactionResponse->responseCode;
 
 		// Succeeded.
-		if ( 1 == $response_code || 4 == $response_code ) {
+		if (1 == $response_code || 4 == $response_code) {
 
 			// Maybe set a transaction id.
-			if ( ! empty( $result->transactionResponse->transId ) ) {
-				$invoice->set_transaction_id( $result->transactionResponse->transId );
+			if (!empty($result->transactionResponse->transId)) {
+				$invoice->set_transaction_id($result->transactionResponse->transId);
 			}
 
-			$invoice->add_note( sprintf( __( 'Authentication code: %s (%s).', 'invoicing' ), $result->transactionResponse->authCode, $result->transactionResponse->accountNumber ), false, false, true );
+			$invoice->add_note(sprintf(__('Authentication code: %s (%s).', 'invoicing'), $result->transactionResponse->authCode, $result->transactionResponse->accountNumber), false, false, true);
 
-			if ( 1 == $response_code ) {
+			if (1 == $response_code) {
 				return $invoice->mark_paid();
 			}
 
-			$invoice->set_status( 'wpi-onhold' );
+			$invoice->set_status('wpi-onhold');
         	$invoice->add_note(
                 sprintf(
-                    __( 'Held for review: %s', 'invoicing' ),
+                    __('Held for review: %s', 'invoicing'),
                     $result->transactionResponse->messages->message[0]->description
                 )
 			);
@@ -435,11 +435,11 @@ 
 
 		}
 
-        wpinv_set_error( 'card_declined', __( 'Credit card declined.', 'invoicing' ) );
+        wpinv_set_error('card_declined', __('Credit card declined.', 'invoicing'));
 
-        if ( ! empty( $result->transactionResponse->errors ) ) {
+        if (!empty($result->transactionResponse->errors)) {
             $errors = (object) $result->transactionResponse->errors;
-            wpinv_set_error( $errors->error[0]->errorCode, esc_html( $errors->error[0]->errorText ) );
+            wpinv_set_error($errors->error[0]->errorCode, esc_html($errors->error[0]->errorText));
         }
 
     }
@@ -451,10 +451,10 @@ 
 	 * @param array $card Card details.
 	 * @return array
 	 */
-	public function get_payment_information( $card ) {
+	public function get_payment_information($card) {
         return array(
 
-            'creditCard'         => array (
+            'creditCard'         => array(
                 'cardNumber'     => $card['cc_number'],
                 'expirationDate' => $card['cc_expire_year'] . '-' . $card['cc_expire_month'],
                 'cardCode'       => $card['cc_cvv2'],
@@ -470,8 +470,8 @@ 
 	 * @param WPInv_Invoice $invoice Invoice.
 	 * @return string
 	 */
-	public function get_customer_profile_meta_name( $invoice ) {
-        return $this->is_sandbox( $invoice ) ? 'getpaid_authorizenet_sandbox_customer_profile_id' : 'getpaid_authorizenet_customer_profile_id';
+	public function get_customer_profile_meta_name($invoice) {
+        return $this->is_sandbox($invoice) ? 'getpaid_authorizenet_sandbox_customer_profile_id' : 'getpaid_authorizenet_customer_profile_id';
     }
 
     /**
@@ -482,34 +482,34 @@ 
      * @param WPInv_Invoice $invoice
 	 * @return WP_Error|string The payment profile id
 	 */
-	public function validate_submission_data( $submission_data, $invoice ) {
+	public function validate_submission_data($submission_data, $invoice) {
 
         // Validate authentication details.
         $auth = $this->get_auth_params();
 
-        if ( empty( $auth['name'] ) || empty( $auth['transactionKey'] ) ) {
-            return new WP_Error( 'invalid_settings', __( 'Please set-up your login id and transaction key before using this gateway.', 'invoicing') );
+        if (empty($auth['name']) || empty($auth['transactionKey'])) {
+            return new WP_Error('invalid_settings', __('Please set-up your login id and transaction key before using this gateway.', 'invoicing'));
         }
 
         // Validate the payment method.
-        if ( empty( $submission_data['getpaid-authorizenet-payment-method'] ) ) {
-            return new WP_Error( 'invalid_payment_method', __( 'Please select a different payment method or add a new card.', 'invoicing') );
+        if (empty($submission_data['getpaid-authorizenet-payment-method'])) {
+            return new WP_Error('invalid_payment_method', __('Please select a different payment method or add a new card.', 'invoicing'));
         }
 
         // Are we adding a new payment method?
-        if ( 'new' != $submission_data['getpaid-authorizenet-payment-method'] ) {
+        if ('new' != $submission_data['getpaid-authorizenet-payment-method']) {
             return $submission_data['getpaid-authorizenet-payment-method'];
         }
 
         // Retrieve the customer profile id.
-        $profile_id = get_user_meta( $invoice->get_user_id(), $this->get_customer_profile_meta_name( $invoice ), true );
+        $profile_id = get_user_meta($invoice->get_user_id(), $this->get_customer_profile_meta_name($invoice), true);
 
         // Create payment method.
-        if ( empty( $profile_id ) ) {
-            return $this->create_customer_profile( $invoice, $submission_data, ! empty( $submission_data['getpaid-authorizenet-new-payment-method'] ) );
+        if (empty($profile_id)) {
+            return $this->create_customer_profile($invoice, $submission_data, !empty($submission_data['getpaid-authorizenet-new-payment-method']));
         }
 
-        return $this->create_customer_payment_profile( $profile_id, $invoice, $submission_data, ! empty( $submission_data['getpaid-authorizenet-new-payment-method'] ) );
+        return $this->create_customer_payment_profile($profile_id, $invoice, $submission_data, !empty($submission_data['getpaid-authorizenet-new-payment-method']));
 
     }
 
@@ -520,16 +520,16 @@ 
 	 * @param WPInv_Invoice $invoice Invoice.
 	 * @return array
 	 */
-	public function get_line_items( $invoice ) {
+	public function get_line_items($invoice) {
         $items = array();
 
-        foreach ( $invoice->get_items() as $item ) {
+        foreach ($invoice->get_items() as $item) {
 
             $amount  = $invoice->is_renewal() ? $item->get_price() : $item->get_initial_price();
             $items[] = array(
-                'itemId'      => getpaid_limit_length( $item->get_id(), 31 ),
-                'name'        => getpaid_limit_length( $item->get_raw_name(), 31 ),
-                'description' => getpaid_limit_length( $item->get_description(), 255 ),
+                'itemId'      => getpaid_limit_length($item->get_id(), 31),
+                'name'        => getpaid_limit_length($item->get_raw_name(), 31),
+                'description' => getpaid_limit_length($item->get_description(), 255),
                 'quantity'    => (string) $invoice->get_template() == 'amount' ? 1 : $item->get_quantity(),
                 'unitPrice'   => (float) $amount,
                 'taxable'     => wpinv_use_taxes() && $invoice->is_taxable() && 'tax-exempt' != $item->get_vat_rule(),
@@ -537,15 +537,15 @@ 
 
         }
 
-        foreach ( $invoice->get_fees() as $fee_name => $fee ) {
+        foreach ($invoice->get_fees() as $fee_name => $fee) {
 
-            $amount  = $invoice->is_renewal() ? $fee['recurring_fee'] : $fee['initial_fee'];
+            $amount = $invoice->is_renewal() ? $fee['recurring_fee'] : $fee['initial_fee'];
 
-            if ( $amount > 0 ) {
+            if ($amount > 0) {
                 $items[] = array(
-                    'itemId'      => getpaid_limit_length( $fee_name, 31 ),
-                    'name'        => getpaid_limit_length( $fee_name, 31 ),
-                    'description' => getpaid_limit_length( $fee_name, 255 ),
+                    'itemId'      => getpaid_limit_length($fee_name, 31),
+                    'name'        => getpaid_limit_length($fee_name, 31),
+                    'description' => getpaid_limit_length($fee_name, 255),
                     'quantity'    => '1',
                     'unitPrice'   => (float) $amount,
                     'taxable'     => false,
@@ -566,36 +566,36 @@ 
 	 * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
 	 * @return array
 	 */
-	public function process_payment( $invoice, $submission_data, $submission ) {
+	public function process_payment($invoice, $submission_data, $submission) {
 
         // Validate the submitted data.
-        $payment_profile_id = $this->validate_submission_data( $submission_data, $invoice );
+        $payment_profile_id = $this->validate_submission_data($submission_data, $invoice);
 
         // Do we have an error?
-        if ( is_wp_error( $payment_profile_id ) ) {
-            wpinv_set_error( $payment_profile_id->get_error_code(), $payment_profile_id->get_error_message() );
-            wpinv_send_back_to_checkout( $invoice );
+        if (is_wp_error($payment_profile_id)) {
+            wpinv_set_error($payment_profile_id->get_error_code(), $payment_profile_id->get_error_message());
+            wpinv_send_back_to_checkout($invoice);
         }
 
         // Save the payment method to the order.
-        update_post_meta( $invoice->get_id(), 'getpaid_authorizenet_profile_id', $payment_profile_id );
+        update_post_meta($invoice->get_id(), 'getpaid_authorizenet_profile_id', $payment_profile_id);
 
         // Check if this is a subscription or not.
-        $subscriptions = getpaid_get_invoice_subscriptions( $invoice );
-        if ( ! empty( $subscriptions ) ) {
-            $this->process_subscription( $invoice, $subscriptions );
+        $subscriptions = getpaid_get_invoice_subscriptions($invoice);
+        if (!empty($subscriptions)) {
+            $this->process_subscription($invoice, $subscriptions);
         }
 
         // If it is free, send to the success page.
-        if ( ! $invoice->needs_payment() ) {
+        if (!$invoice->needs_payment()) {
             $invoice->mark_paid();
-            wpinv_send_to_success_page( array( 'invoice_key' => $invoice->get_key() ) );
+            wpinv_send_to_success_page(array('invoice_key' => $invoice->get_key()));
         }
 
         // Charge the payment profile.
-        $this->process_initial_payment( $invoice );
+        $this->process_initial_payment($invoice);
 
-        wpinv_send_to_success_page( array( 'invoice_key' => $invoice->get_key() ) );
+        wpinv_send_to_success_page(array('invoice_key' => $invoice->get_key()));
 
         exit;
 
@@ -606,23 +606,23 @@ 
 	 *
      * @param WPInv_Invoice $invoice Invoice.
 	 */
-	protected function process_initial_payment( $invoice ) {
+	protected function process_initial_payment($invoice) {
 
-		$payment_profile_id = get_post_meta( $invoice->get_id(), 'getpaid_authorizenet_profile_id', true );
-        $customer_profile   = get_user_meta( $invoice->get_user_id(), $this->get_customer_profile_meta_name( $invoice ), true );
-		$result             = $this->charge_customer_payment_profile( $customer_profile, $payment_profile_id, $invoice );
+		$payment_profile_id = get_post_meta($invoice->get_id(), 'getpaid_authorizenet_profile_id', true);
+        $customer_profile = get_user_meta($invoice->get_user_id(), $this->get_customer_profile_meta_name($invoice), true);
+		$result             = $this->charge_customer_payment_profile($customer_profile, $payment_profile_id, $invoice);
 
 		// Do we have an error?
-		if ( is_wp_error( $result ) ) {
-			wpinv_set_error( $result->get_error_code(), $result->get_error_message() );
-			wpinv_send_back_to_checkout( $invoice );
+		if (is_wp_error($result)) {
+			wpinv_set_error($result->get_error_code(), $result->get_error_message());
+			wpinv_send_back_to_checkout($invoice);
 		}
 
 		// Process the response.
-		$this->process_charge_response( $result, $invoice );
+		$this->process_charge_response($result, $invoice);
 
-		if ( wpinv_get_errors() ) {
-			wpinv_send_back_to_checkout( $invoice );
+		if (wpinv_get_errors()) {
+			wpinv_send_back_to_checkout($invoice);
 		}
 
 	}
@@ -633,30 +633,30 @@ 
      * @param WPInv_Invoice $invoice Invoice.
      * @param WPInv_Subscription[]|WPInv_Subscription $subscriptions Subscriptions.
 	 */
-	public function process_subscription( $invoice, $subscriptions ) {
+	public function process_subscription($invoice, $subscriptions) {
 
         // Check if there is an initial amount to charge.
-        if ( (float) $invoice->get_total() > 0 ) {
-			$this->process_initial_payment( $invoice );
+        if ((float) $invoice->get_total() > 0) {
+			$this->process_initial_payment($invoice);
         }
 
         // Activate the subscriptions.
-        $subscriptions = is_array( $subscriptions ) ? $subscriptions : array( $subscriptions );
+        $subscriptions = is_array($subscriptions) ? $subscriptions : array($subscriptions);
 
-        foreach ( $subscriptions as $subscription ) {
-            if ( $subscription->exists() ) {
-                $duration = strtotime( $subscription->get_expiration() ) - strtotime( $subscription->get_date_created() );
-                $expiry   = date( 'Y-m-d H:i:s', ( current_time( 'timestamp' ) + $duration ) );
+        foreach ($subscriptions as $subscription) {
+            if ($subscription->exists()) {
+                $duration = strtotime($subscription->get_expiration()) - strtotime($subscription->get_date_created());
+                $expiry   = date('Y-m-d H:i:s', (current_time('timestamp') + $duration));
 
-                $subscription->set_next_renewal_date( $expiry );
-                $subscription->set_date_created( current_time( 'mysql' ) );
-                $subscription->set_profile_id( $invoice->generate_key( 'authnet_sub_' . $invoice->get_id() . '_' . $subscription->get_id() ) );
+                $subscription->set_next_renewal_date($expiry);
+                $subscription->set_date_created(current_time('mysql'));
+                $subscription->set_profile_id($invoice->generate_key('authnet_sub_' . $invoice->get_id() . '_' . $subscription->get_id()));
                 $subscription->activate();
             }
         }
 
 		// Redirect to the success page.
-        wpinv_send_to_success_page( array( 'invoice_key' => $invoice->get_key() ) );
+        wpinv_send_to_success_page(array('invoice_key' => $invoice->get_key()));
 
     }
 
@@ -667,20 +667,20 @@ 
 	 * @param bool $should_expire
      * @param WPInv_Subscription $subscription
 	 */
-	public function maybe_renew_subscription( $should_expire, $subscription ) {
+	public function maybe_renew_subscription($should_expire, $subscription) {
 
         // Ensure its our subscription && it's active.
-        if ( $this->id != $subscription->get_gateway() || ! $subscription->has_status( 'active trialling' ) ) {
+        if ($this->id != $subscription->get_gateway() || !$subscription->has_status('active trialling')) {
             return $should_expire;
         }
 
         // If this is the last renewal, complete the subscription.
-        if ( $subscription->is_last_renewal() ) {
+        if ($subscription->is_last_renewal()) {
             $subscription->complete();
             return false;
         }
 
-        $this->renew_subscription( $subscription );
+        $this->renew_subscription($subscription);
 
         return false;
 
@@ -691,28 +691,28 @@ 
 	 *
      * @param WPInv_Subscription $subscription
 	 */
-	public function renew_subscription( $subscription ) {
+	public function renew_subscription($subscription) {
 
 		// Generate the renewal invoice.
 		$new_invoice = $subscription->create_payment();
 		$old_invoice = $subscription->get_parent_payment();
 
-        if ( empty( $new_invoice ) ) {
-            $old_invoice->add_note( __( 'Error generating a renewal invoice.', 'invoicing' ), false, false, false );
+        if (empty($new_invoice)) {
+            $old_invoice->add_note(__('Error generating a renewal invoice.', 'invoicing'), false, false, false);
             $subscription->failing();
             return;
         }
 
         // Charge the payment method.
-		$payment_profile_id = get_post_meta( $old_invoice->get_id(), 'getpaid_authorizenet_profile_id', true );
-		$customer_profile   = get_user_meta( $old_invoice->get_user_id(), $this->get_customer_profile_meta_name( $old_invoice ), true );
-		$result             = $this->charge_customer_payment_profile( $customer_profile, $payment_profile_id, $new_invoice );
+		$payment_profile_id = get_post_meta($old_invoice->get_id(), 'getpaid_authorizenet_profile_id', true);
+		$customer_profile   = get_user_meta($old_invoice->get_user_id(), $this->get_customer_profile_meta_name($old_invoice), true);
+		$result             = $this->charge_customer_payment_profile($customer_profile, $payment_profile_id, $new_invoice);
 
 		// Do we have an error?
-		if ( is_wp_error( $result ) ) {
+		if (is_wp_error($result)) {
 
 			$old_invoice->add_note(
-				sprintf( __( 'Error renewing subscription : ( %s ).', 'invoicing' ), $result->get_error_message() ),
+				sprintf(__('Error renewing subscription : ( %s ).', 'invoicing'), $result->get_error_message()),
 				true,
 				false,
 				true
@@ -723,12 +723,12 @@ 
 		}
 
 		// Process the response.
-		$this->process_charge_response( $result, $new_invoice );
+		$this->process_charge_response($result, $new_invoice);
 
-		if ( wpinv_get_errors() ) {
+		if (wpinv_get_errors()) {
 
 			$old_invoice->add_note(
-				sprintf( __( 'Error renewing subscription : ( %s ).', 'invoicing' ), getpaid_get_errors_html() ),
+				sprintf(__('Error renewing subscription : ( %s ).', 'invoicing'), getpaid_get_errors_html()),
 				true,
 				false,
 				true
@@ -738,7 +738,7 @@ 
 
         }
 
-        $subscription->add_payment( array(), $new_invoice );
+        $subscription->add_payment(array(), $new_invoice);
         $subscription->renew();
     }
 
@@ -749,34 +749,34 @@ 
 	 * @param GetPaid_Form_Item[] $items
 	 * @return WPInv_Invoice
 	 */
-	public function process_addons( $invoice, $items ) {
+	public function process_addons($invoice, $items) {
 
         global $getpaid_authorize_addons;
 
         $getpaid_authorize_addons = array();
-        foreach ( $items as $item ) {
+        foreach ($items as $item) {
 
-            if ( is_null( $invoice->get_item( $item->get_id() ) ) && ! is_wp_error( $invoice->add_item( $item ) ) ) {
+            if (is_null($invoice->get_item($item->get_id())) && !is_wp_error($invoice->add_item($item))) {
                 $getpaid_authorize_addons[] = $item;
             }
 
         }
 
-        if ( empty( $getpaid_authorize_addons ) ) {
+        if (empty($getpaid_authorize_addons)) {
             return;
         }
 
         $invoice->recalculate_total();
 
-        $payment_profile_id = get_post_meta( $invoice->get_id(), 'getpaid_authorizenet_profile_id', true );
-		$customer_profile   = get_user_meta( $invoice->get_user_id(), $this->get_customer_profile_meta_name( $invoice ), true );
+        $payment_profile_id = get_post_meta($invoice->get_id(), 'getpaid_authorizenet_profile_id', true);
+		$customer_profile = get_user_meta($invoice->get_user_id(), $this->get_customer_profile_meta_name($invoice), true);
 
-        add_filter( 'getpaid_authorizenet_charge_customer_payment_profile_args', array( $this, 'filter_addons_request' ), 10, 2 );
-        $result = $this->charge_customer_payment_profile( $customer_profile, $payment_profile_id, $invoice );
-        remove_filter( 'getpaid_authorizenet_charge_customer_payment_profile_args', array( $this, 'filter_addons_request' ) );
+        add_filter('getpaid_authorizenet_charge_customer_payment_profile_args', array($this, 'filter_addons_request'), 10, 2);
+        $result = $this->charge_customer_payment_profile($customer_profile, $payment_profile_id, $invoice);
+        remove_filter('getpaid_authorizenet_charge_customer_payment_profile_args', array($this, 'filter_addons_request'));
 
-        if ( is_wp_error( $result ) ) {
-            wpinv_set_error( $result->get_error_code(), $result->get_error_message() );
+        if (is_wp_error($result)) {
+            wpinv_set_error($result->get_error_code(), $result->get_error_message());
             return;
         }
 
@@ -789,19 +789,19 @@ 
      * @param array $args
 	 * @return array
 	 */
-    public function filter_addons_request( $args ) {
+    public function filter_addons_request($args) {
 
         global $getpaid_authorize_addons;
         $total = 0;
 
-        foreach ( $getpaid_authorize_addons as $addon ) {
+        foreach ($getpaid_authorize_addons as $addon) {
             $total += $addon->get_sub_total();
         }
 
         $args['createTransactionRequest']['transactionRequest']['amount'] = $total;
 
-        if ( isset( $args['createTransactionRequest']['transactionRequest']['tax'] ) ) {
-            unset( $args['createTransactionRequest']['transactionRequest']['tax'] );
+        if (isset($args['createTransactionRequest']['transactionRequest']['tax'])) {
+            unset($args['createTransactionRequest']['transactionRequest']['tax']);
         }
 
         return $args;
@@ -814,7 +814,7 @@ 
     public function sandbox_notice() {
 
         return sprintf(
-            __( 'SANDBOX ENABLED. You can use sandbox testing details only. See the %sAuthorize.NET Sandbox Testing Guide%s for more details.', 'invoicing' ),
+            __('SANDBOX ENABLED. You can use sandbox testing details only. See the %sAuthorize.NET Sandbox Testing Guide%s for more details.', 'invoicing'),
             '<a href="https://developer.authorize.net/hello_world/testing_guide.html">',
             '</a>'
         );
@@ -826,42 +826,42 @@ 
 	 *
 	 * @param array $admin_settings
 	 */
-	public function admin_settings( $admin_settings ) {
+	public function admin_settings($admin_settings) {
 
         $currencies = sprintf(
-            __( 'Supported Currencies: %s', 'invoicing' ),
-            implode( ', ', $this->currencies )
+            __('Supported Currencies: %s', 'invoicing'),
+            implode(', ', $this->currencies)
         );
 
         $admin_settings['authorizenet_active']['desc'] .= " ($currencies)";
-        $admin_settings['authorizenet_desc']['std']     = __( 'Pay securely using your credit or debit card.', 'invoicing' );
+        $admin_settings['authorizenet_desc']['std']     = __('Pay securely using your credit or debit card.', 'invoicing');
 
         $admin_settings['authorizenet_login_id'] = array(
             'type' => 'text',
             'id'   => 'authorizenet_login_id',
-            'name' => __( 'API Login ID', 'invoicing' ),
-            'desc' => '<a href="https://support.authorize.net/s/article/How-do-I-obtain-my-API-Login-ID-and-Transaction-Key"><em>' . __( 'How do I obtain my API Login ID and Transaction Key?', 'invoicing' ) . '</em></a>',
+            'name' => __('API Login ID', 'invoicing'),
+            'desc' => '<a href="https://support.authorize.net/s/article/How-do-I-obtain-my-API-Login-ID-and-Transaction-Key"><em>' . __('How do I obtain my API Login ID and Transaction Key?', 'invoicing') . '</em></a>',
         );
 
         $admin_settings['authorizenet_transaction_key'] = array(
             'type' => 'text',
             'id'   => 'authorizenet_transaction_key',
-            'name' => __( 'Transaction Key', 'invoicing' ),
+            'name' => __('Transaction Key', 'invoicing'),
         );
 
         $admin_settings['authorizenet_signature_key'] = array(
             'type' => 'text',
             'id'   => 'authorizenet_signature_key',
-            'name' => __( 'Signature Key', 'invoicing' ),
-            'desc' => '<a href="https://support.authorize.net/s/article/What-is-a-Signature-Key"><em>' . __( 'Learn more.', 'invoicing' ) . '</em></a>',
+            'name' => __('Signature Key', 'invoicing'),
+            'desc' => '<a href="https://support.authorize.net/s/article/What-is-a-Signature-Key"><em>' . __('Learn more.', 'invoicing') . '</em></a>',
         );
 
         $admin_settings['authorizenet_ipn_url'] = array(
             'type'     => 'ipn_url',
             'id'       => 'authorizenet_ipn_url',
-            'name'     => __( 'Webhook URL', 'invoicing' ),
+            'name'     => __('Webhook URL', 'invoicing'),
             'std'      => $this->notify_url,
-            'desc'     => __( 'Create a new webhook using this URL as the endpoint URL and set it to receive all payment events.', 'invoicing' ) . ' <a href="https://support.authorize.net/s/article/How-do-I-add-edit-Webhook-notification-end-points"><em>' . __( 'Learn more.', 'invoicing' ) . '</em></a>',
+            'desc'     => __('Create a new webhook using this URL as the endpoint URL and set it to receive all payment events.', 'invoicing') . ' <a href="https://support.authorize.net/s/article/How-do-I-add-edit-Webhook-notification-end-points"><em>' . __('Learn more.', 'invoicing') . '</em></a>',
             'custom'   => 'authorizenet',
             'readonly' => true,
         );

includes/gateways/class-getpaid-manual-gateway.php

Indentation +38 added lines, -38 removed lines

@@ -13,30 +13,30 @@ 
 class GetPaid_Manual_Gateway extends GetPaid_Payment_Gateway {
 
     /**
-	 * Payment method id.
-	 *
-	 * @var string
-	 */
+     * Payment method id.
+     *
+     * @var string
+     */
     public $id = 'manual';
 
     /**
-	 * An array of features that this gateway supports.
-	 *
-	 * @var array
-	 */
+     * An array of features that this gateway supports.
+     *
+     * @var array
+     */
     protected $supports = array( 'subscription', 'addons', 'single_subscription_group', 'multiple_subscription_groups' );
 
     /**
-	 * Payment method order.
-	 *
-	 * @var int
-	 */
-	public $order = 11;
+     * Payment method order.
+     *
+     * @var int
+     */
+    public $order = 11;
 
     /**
-	 * Class constructor.
-	 */
-	public function __construct() {
+     * Class constructor.
+     */
+    public function __construct() {
         parent::__construct();
 
         $this->title        = __( 'Test Gateway', 'invoicing' );
@@ -46,15 +46,15 @@ 
     }
 
     /**
-	 * Process Payment.
-	 *
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 * @param array $submission_data Posted checkout fields.
-	 * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
-	 * @return array
-	 */
-	public function process_payment( $invoice, $submission_data, $submission ) {
+     * Process Payment.
+     *
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     * @param array $submission_data Posted checkout fields.
+     * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
+     * @return array
+     */
+    public function process_payment( $invoice, $submission_data, $submission ) {
 
         // Mark it as paid.
         $invoice->mark_paid();
@@ -85,13 +85,13 @@ 
     }
 
     /**
-	 * (Maybe) renews a manual subscription profile.
-	 *
-	 *
-	 * @param bool $should_expire
+     * (Maybe) renews a manual subscription profile.
+     *
+     *
+     * @param bool $should_expire
      * @param WPInv_Subscription $subscription
-	 */
-	public function maybe_renew_subscription( $should_expire, $subscription ) {
+     */
+    public function maybe_renew_subscription( $should_expire, $subscription ) {
 
         // Ensure its our subscription && it's active.
         if ( $this->id != $subscription->get_gateway() || ! $subscription->has_status( 'active trialling' ) ) {
@@ -119,13 +119,13 @@ 
     }
 
     /**
-	 * Processes invoice addons.
-	 *
-	 * @param WPInv_Invoice $invoice
-	 * @param GetPaid_Form_Item[] $items
-	 * @return WPInv_Invoice
-	 */
-	public function process_addons( $invoice, $items ) {
+     * Processes invoice addons.
+     *
+     * @param WPInv_Invoice $invoice
+     * @param GetPaid_Form_Item[] $items
+     * @return WPInv_Invoice
+     */
+    public function process_addons( $invoice, $items ) {
 
         foreach ( $items as $item ) {
             $invoice->add_item( $item );

Spacing +23 added lines, -23 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Manual Payment Gateway class.
@@ -24,7 +24,7 @@ 
 	 *
 	 * @var array
 	 */
-    protected $supports = array( 'subscription', 'addons', 'single_subscription_group', 'multiple_subscription_groups' );
+    protected $supports = array('subscription', 'addons', 'single_subscription_group', 'multiple_subscription_groups');
 
     /**
 	 * Payment method order.
@@ -39,10 +39,10 @@ 
 	public function __construct() {
         parent::__construct();
 
-        $this->title        = __( 'Test Gateway', 'invoicing' );
-        $this->method_title = __( 'Test Gateway', 'invoicing' );
+        $this->title        = __('Test Gateway', 'invoicing');
+        $this->method_title = __('Test Gateway', 'invoicing');
 
-        add_filter( 'getpaid_daily_maintenance_should_expire_subscription', array( $this, 'maybe_renew_subscription' ), 10, 2 );
+        add_filter('getpaid_daily_maintenance_should_expire_subscription', array($this, 'maybe_renew_subscription'), 10, 2);
     }
 
     /**
@@ -54,25 +54,25 @@ 
 	 * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
 	 * @return array
 	 */
-	public function process_payment( $invoice, $submission_data, $submission ) {
+	public function process_payment($invoice, $submission_data, $submission) {
 
         // Mark it as paid.
         $invoice->mark_paid();
 
         // (Maybe) activate subscriptions.
-        $subscriptions = getpaid_get_invoice_subscriptions( $invoice );
+        $subscriptions = getpaid_get_invoice_subscriptions($invoice);
 
-        if ( ! empty( $subscriptions ) ) {
-            $subscriptions = is_array( $subscriptions ) ? $subscriptions : array( $subscriptions );
+        if (!empty($subscriptions)) {
+            $subscriptions = is_array($subscriptions) ? $subscriptions : array($subscriptions);
 
-            foreach ( $subscriptions as $subscription ) {
-                if ( $subscription->exists() ) {
-                    $duration = strtotime( $subscription->get_expiration() ) - strtotime( $subscription->get_date_created() );
-                    $expiry   = date( 'Y-m-d H:i:s', ( current_time( 'timestamp' ) + $duration ) );
+            foreach ($subscriptions as $subscription) {
+                if ($subscription->exists()) {
+                    $duration = strtotime($subscription->get_expiration()) - strtotime($subscription->get_date_created());
+                    $expiry   = date('Y-m-d H:i:s', (current_time('timestamp') + $duration));
 
-                    $subscription->set_next_renewal_date( $expiry );
-                    $subscription->set_date_created( current_time( 'mysql' ) );
-                    $subscription->set_profile_id( $invoice->generate_key( 'manual_sub_' . $invoice->get_id() . '_' . $subscription->get_id() ) );
+                    $subscription->set_next_renewal_date($expiry);
+                    $subscription->set_date_created(current_time('mysql'));
+                    $subscription->set_profile_id($invoice->generate_key('manual_sub_' . $invoice->get_id() . '_' . $subscription->get_id()));
                     $subscription->activate();
                 }
             }
@@ -80,7 +80,7 @@ 
         }
 
         // Send to the success page.
-        wpinv_send_to_success_page( array( 'invoice_key' => $invoice->get_key() ) );
+        wpinv_send_to_success_page(array('invoice_key' => $invoice->get_key()));
 
     }
 
@@ -91,15 +91,15 @@ 
 	 * @param bool $should_expire
      * @param WPInv_Subscription $subscription
 	 */
-	public function maybe_renew_subscription( $should_expire, $subscription ) {
+	public function maybe_renew_subscription($should_expire, $subscription) {
 
         // Ensure its our subscription && it's active.
-        if ( $this->id != $subscription->get_gateway() || ! $subscription->has_status( 'active trialling' ) ) {
+        if ($this->id != $subscription->get_gateway() || !$subscription->has_status('active trialling')) {
             return $should_expire;
         }
 
         // If this is the last renewal, complete the subscription.
-        if ( $subscription->is_last_renewal() ) {
+        if ($subscription->is_last_renewal()) {
             $subscription->complete();
             return false;
         }
@@ -125,10 +125,10 @@ 
 	 * @param GetPaid_Form_Item[] $items
 	 * @return WPInv_Invoice
 	 */
-	public function process_addons( $invoice, $items ) {
+	public function process_addons($invoice, $items) {
 
-        foreach ( $items as $item ) {
-            $invoice->add_item( $item );
+        foreach ($items as $item) {
+            $invoice->add_item($item);
         }
 
         $invoice->recalculate_total();

includes/gateways/class-getpaid-paypal-gateway.php

Indentation +223 added lines, -223 removed lines

@@ -13,94 +13,94 @@ 
 class GetPaid_Paypal_Gateway extends GetPaid_Payment_Gateway {
 
     /**
-	 * Payment method id.
-	 *
-	 * @var string
-	 */
+     * Payment method id.
+     *
+     * @var string
+     */
     public $id = 'paypal';
 
     /**
-	 * An array of features that this gateway supports.
-	 *
-	 * @var array
-	 */
+     * An array of features that this gateway supports.
+     *
+     * @var array
+     */
     protected $supports = array( 'subscription', 'sandbox', 'single_subscription_group' );
 
     /**
-	 * Payment method order.
-	 *
-	 * @var int
-	 */
+     * Payment method order.
+     *
+     * @var int
+     */
     public $order = 1;
 
     /**
-	 * Stores line items to send to PayPal.
-	 *
-	 * @var array
-	 */
+     * Stores line items to send to PayPal.
+     *
+     * @var array
+     */
     protected $line_items = array();
 
     /**
-	 * Endpoint for requests from PayPal.
-	 *
-	 * @var string
-	 */
-	protected $notify_url;
-
-	/**
-	 * Endpoint for requests to PayPal.
-	 *
-	 * @var string
-	 */
+     * Endpoint for requests from PayPal.
+     *
+     * @var string
+     */
+    protected $notify_url;
+
+    /**
+     * Endpoint for requests to PayPal.
+     *
+     * @var string
+     */
     protected $endpoint;
 
     /**
-	 * Currencies this gateway is allowed for.
-	 *
-	 * @var array
-	 */
-	public $currencies = array( 'AUD', 'BRL', 'CAD', 'MXN', 'NZD', 'HKD', 'SGD', 'USD', 'EUR', 'JPY', 'TRY', 'NOK', 'CZK', 'DKK', 'HUF', 'ILS', 'MYR', 'PHP', 'PLN', 'SEK', 'CHF', 'TWD', 'THB', 'GBP', 'RMB', 'RUB', 'INR' );
+     * Currencies this gateway is allowed for.
+     *
+     * @var array
+     */
+    public $currencies = array( 'AUD', 'BRL', 'CAD', 'MXN', 'NZD', 'HKD', 'SGD', 'USD', 'EUR', 'JPY', 'TRY', 'NOK', 'CZK', 'DKK', 'HUF', 'ILS', 'MYR', 'PHP', 'PLN', 'SEK', 'CHF', 'TWD', 'THB', 'GBP', 'RMB', 'RUB', 'INR' );
 
     /**
-	 * URL to view a transaction.
-	 *
-	 * @var string
-	 */
+     * URL to view a transaction.
+     *
+     * @var string
+     */
     public $view_transaction_url = 'https://www.{sandbox}paypal.com/activity/payment/%s';
 
     /**
-	 * URL to view a subscription.
-	 *
-	 * @var string
-	 */
-	public $view_subscription_url = 'https://www.{sandbox}paypal.com/cgi-bin/webscr?cmd=_profile-recurring-payments&encrypted_profile_id=%s';
+     * URL to view a subscription.
+     *
+     * @var string
+     */
+    public $view_subscription_url = 'https://www.{sandbox}paypal.com/cgi-bin/webscr?cmd=_profile-recurring-payments&encrypted_profile_id=%s';
 
     /**
-	 * Class constructor.
-	 */
-	public function __construct() {
+     * Class constructor.
+     */
+    public function __construct() {
 
         $this->title                = __( 'PayPal Standard', 'invoicing' );
         $this->method_title         = __( 'PayPal Standard', 'invoicing' );
         $this->checkout_button_text = __( 'Proceed to PayPal', 'invoicing' );
         $this->notify_url           = wpinv_get_ipn_url( $this->id );
 
-		add_filter( 'getpaid_paypal_args', array( $this, 'process_subscription' ), 10, 2 );
+        add_filter( 'getpaid_paypal_args', array( $this, 'process_subscription' ), 10, 2 );
         add_filter( 'getpaid_paypal_sandbox_notice', array( $this, 'sandbox_notice' ) );
 
         parent::__construct();
     }
 
     /**
-	 * Process Payment.
-	 *
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 * @param array $submission_data Posted checkout fields.
-	 * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
-	 * @return array
-	 */
-	public function process_payment( $invoice, $submission_data, $submission ) {
+     * Process Payment.
+     *
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     * @param array $submission_data Posted checkout fields.
+     * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
+     * @return array
+     */
+    public function process_payment( $invoice, $submission_data, $submission ) {
 
         // Get redirect url.
         $paypal_redirect = $this->get_request_url( $invoice );
@@ -123,15 +123,15 @@ 
     }
 
     /**
-	 * Get the PayPal request URL for an invoice.
-	 *
-	 * @param  WPInv_Invoice $invoice Invoice object.
-	 * @return string
-	 */
-	public function get_request_url( $invoice ) {
+     * Get the PayPal request URL for an invoice.
+     *
+     * @param  WPInv_Invoice $invoice Invoice object.
+     * @return string
+     */
+    public function get_request_url( $invoice ) {
 
         // Endpoint for this request
-		$this->endpoint    = $this->is_sandbox( $invoice ) ? 'https://www.sandbox.paypal.com/cgi-bin/webscr?test_ipn=1&' : 'https://www.paypal.com/cgi-bin/webscr?';
+        $this->endpoint    = $this->is_sandbox( $invoice ) ? 'https://www.sandbox.paypal.com/cgi-bin/webscr?test_ipn=1&' : 'https://www.paypal.com/cgi-bin/webscr?';
 
         // Retrieve paypal args.
         $paypal_args       = map_deep( $this->get_paypal_args( $invoice ), 'urlencode' );
@@ -144,44 +144,44 @@ 
 
         return add_query_arg( $paypal_args, $this->endpoint );
 
-	}
+    }
 
     /**
-	 * Get PayPal Args for passing to PP.
-	 *
-	 * @param  WPInv_Invoice $invoice Invoice object.
-	 * @return array
-	 */
-	protected function get_paypal_args( $invoice ) {
+     * Get PayPal Args for passing to PP.
+     *
+     * @param  WPInv_Invoice $invoice Invoice object.
+     * @return array
+     */
+    protected function get_paypal_args( $invoice ) {
 
         // Whether or not to send the line items as one item.
-		$force_one_line_item = apply_filters( 'getpaid_paypal_force_one_line_item', false, $invoice );
-
-		if ( $invoice->is_recurring() || ( wpinv_use_taxes() && wpinv_prices_include_tax() ) ) {
-			$force_one_line_item = true;
-		}
-
-		$paypal_args = apply_filters(
-			'getpaid_paypal_args',
-			array_merge(
-				$this->get_transaction_args( $invoice ),
-				$this->get_line_item_args( $invoice, $force_one_line_item )
-			),
-			$invoice
-		);
-
-		return $this->fix_request_length( $invoice, $paypal_args );
+        $force_one_line_item = apply_filters( 'getpaid_paypal_force_one_line_item', false, $invoice );
+
+        if ( $invoice->is_recurring() || ( wpinv_use_taxes() && wpinv_prices_include_tax() ) ) {
+            $force_one_line_item = true;
+        }
+
+        $paypal_args = apply_filters(
+            'getpaid_paypal_args',
+            array_merge(
+                $this->get_transaction_args( $invoice ),
+                $this->get_line_item_args( $invoice, $force_one_line_item )
+            ),
+            $invoice
+        );
+
+        return $this->fix_request_length( $invoice, $paypal_args );
     }
 
     /**
-	 * Get transaction args for paypal request.
-	 *
-	 * @param WPInv_Invoice $invoice Invoice object.
-	 * @return array
-	 */
-	protected function get_transaction_args( $invoice ) {
-
-		return array(
+     * Get transaction args for paypal request.
+     *
+     * @param WPInv_Invoice $invoice Invoice object.
+     * @return array
+     */
+    protected function get_transaction_args( $invoice ) {
+
+        return array(
             'cmd'           => '_cart',
             'business'      => wpinv_get_option( 'paypal_email', false ),
             'no_shipping'   => '1',
@@ -206,16 +206,16 @@ 
     }
 
     /**
-	 * Get line item args for paypal request.
-	 *
-	 * @param  WPInv_Invoice $invoice Invoice object.
-	 * @param  bool     $force_one_line_item Create only one item for this invoice.
-	 * @return array
-	 */
-	protected function get_line_item_args( $invoice, $force_one_line_item = false ) {
+     * Get line item args for paypal request.
+     *
+     * @param  WPInv_Invoice $invoice Invoice object.
+     * @param  bool     $force_one_line_item Create only one item for this invoice.
+     * @return array
+     */
+    protected function get_line_item_args( $invoice, $force_one_line_item = false ) {
 
         // Maybe send invoice as a single item.
-		if ( $force_one_line_item ) {
+        if ( $force_one_line_item ) {
             return $this->get_line_item_args_single_item( $invoice );
         }
 
@@ -235,129 +235,129 @@ 
             $line_item_args['discount_amount_cart'] = wpinv_sanitize_amount( (float) $invoice->get_total_discount(), 2 );
         }
 
-		return array_merge( $line_item_args, $this->get_line_items() );
+        return array_merge( $line_item_args, $this->get_line_items() );
 
     }
 
     /**
-	 * Get line item args for paypal request as a single line item.
-	 *
-	 * @param  WPInv_Invoice $invoice Invoice object.
-	 * @return array
-	 */
-	protected function get_line_item_args_single_item( $invoice ) {
-		$this->delete_line_items();
+     * Get line item args for paypal request as a single line item.
+     *
+     * @param  WPInv_Invoice $invoice Invoice object.
+     * @return array
+     */
+    protected function get_line_item_args_single_item( $invoice ) {
+        $this->delete_line_items();
 
         $item_name = sprintf( __( 'Invoice #%s', 'invoicing' ), $invoice->get_number() );
-		$this->add_line_item( $item_name, 1, wpinv_round_amount( (float) $invoice->get_total(), 2, true ), $invoice->get_id() );
+        $this->add_line_item( $item_name, 1, wpinv_round_amount( (float) $invoice->get_total(), 2, true ), $invoice->get_id() );
 
-		return $this->get_line_items();
+        return $this->get_line_items();
     }
 
     /**
-	 * Return all line items.
-	 */
-	protected function get_line_items() {
-		return $this->line_items;
-	}
+     * Return all line items.
+     */
+    protected function get_line_items() {
+        return $this->line_items;
+    }
 
     /**
-	 * Remove all line items.
-	 */
-	protected function delete_line_items() {
-		$this->line_items = array();
+     * Remove all line items.
+     */
+    protected function delete_line_items() {
+        $this->line_items = array();
     }
 
     /**
-	 * Prepare line items to send to paypal.
-	 *
-	 * @param  WPInv_Invoice $invoice Invoice object.
-	 */
-	protected function prepare_line_items( $invoice ) {
-		$this->delete_line_items();
-
-		// Items.
-		foreach ( $invoice->get_items() as $item ) {
-			$amount   = $item->get_price();
-			$quantity = $invoice->get_template() == 'amount' ? 1 : $item->get_quantity();
-			$this->add_line_item( $item->get_raw_name(), $quantity, $amount, $item->get_id() );
+     * Prepare line items to send to paypal.
+     *
+     * @param  WPInv_Invoice $invoice Invoice object.
+     */
+    protected function prepare_line_items( $invoice ) {
+        $this->delete_line_items();
+
+        // Items.
+        foreach ( $invoice->get_items() as $item ) {
+            $amount   = $item->get_price();
+            $quantity = $invoice->get_template() == 'amount' ? 1 : $item->get_quantity();
+            $this->add_line_item( $item->get_raw_name(), $quantity, $amount, $item->get_id() );
         }
 
         // Fees.
-		foreach ( $invoice->get_fees() as $fee => $data ) {
+        foreach ( $invoice->get_fees() as $fee => $data ) {
             $this->add_line_item( $fee, 1, wpinv_sanitize_amount( $data['initial_fee'] ) );
         }
 
     }
 
     /**
-	 * Add PayPal Line Item.
-	 *
-	 * @param  string $item_name Item name.
-	 * @param  int    $quantity Item quantity.
-	 * @param  float  $amount Amount.
-	 * @param  string $item_number Item number.
-	 */
-	protected function add_line_item( $item_name, $quantity = 1, $amount = 0.0, $item_number = '' ) {
-		$index = ( count( $this->line_items ) / 4 ) + 1;
-
-		$item = apply_filters(
-			'getpaid_paypal_line_item',
-			array(
-				'item_name'   => html_entity_decode( getpaid_limit_length( $item_name ? wp_strip_all_tags( $item_name ) : __( 'Item', 'invoicing' ), 127 ), ENT_NOQUOTES, 'UTF-8' ),
-				'quantity'    => (float) $quantity,
-				'amount'      => wpinv_sanitize_amount( (float) $amount, 2 ),
-				'item_number' => $item_number,
-			),
-			$item_name,
-			$quantity,
-			$amount,
-			$item_number
-		);
-
-		$this->line_items[ 'item_name_' . $index ]   = getpaid_limit_length( $item['item_name'], 127 );
+     * Add PayPal Line Item.
+     *
+     * @param  string $item_name Item name.
+     * @param  int    $quantity Item quantity.
+     * @param  float  $amount Amount.
+     * @param  string $item_number Item number.
+     */
+    protected function add_line_item( $item_name, $quantity = 1, $amount = 0.0, $item_number = '' ) {
+        $index = ( count( $this->line_items ) / 4 ) + 1;
+
+        $item = apply_filters(
+            'getpaid_paypal_line_item',
+            array(
+                'item_name'   => html_entity_decode( getpaid_limit_length( $item_name ? wp_strip_all_tags( $item_name ) : __( 'Item', 'invoicing' ), 127 ), ENT_NOQUOTES, 'UTF-8' ),
+                'quantity'    => (float) $quantity,
+                'amount'      => wpinv_sanitize_amount( (float) $amount, 2 ),
+                'item_number' => $item_number,
+            ),
+            $item_name,
+            $quantity,
+            $amount,
+            $item_number
+        );
+
+        $this->line_items[ 'item_name_' . $index ]   = getpaid_limit_length( $item['item_name'], 127 );
         $this->line_items[ 'quantity_' . $index ]    = $item['quantity'];
 
         // The price or amount of the product, service, or contribution, not including shipping, handling, or tax.
-		$this->line_items[ 'amount_' . $index ]      = $item['amount'];
-		$this->line_items[ 'item_number_' . $index ] = getpaid_limit_length( $item['item_number'], 127 );
+        $this->line_items[ 'amount_' . $index ]      = $item['amount'];
+        $this->line_items[ 'item_number_' . $index ] = getpaid_limit_length( $item['item_number'], 127 );
     }
 
     /**
-	 * If the default request with line items is too long, generate a new one with only one line item.
-	 *
-	 * https://support.microsoft.com/en-us/help/208427/maximum-url-length-is-2-083-characters-in-internet-explorer.
-	 *
-	 * @param WPInv_Invoice $invoice Invoice to be sent to Paypal.
-	 * @param array    $paypal_args Arguments sent to Paypal in the request.
-	 * @return array
-	 */
-	protected function fix_request_length( $invoice, $paypal_args ) {
-		$max_paypal_length = 2083;
-		$query_candidate   = http_build_query( $paypal_args, '', '&' );
-
-		if ( strlen( $this->endpoint . $query_candidate ) <= $max_paypal_length ) {
-			return $paypal_args;
-		}
-
-		return apply_filters(
-			'getpaid_paypal_args',
-			array_merge(
-				$this->get_transaction_args( $invoice ),
-				$this->get_line_item_args( $invoice, true )
-			),
-			$invoice
-		);
+     * If the default request with line items is too long, generate a new one with only one line item.
+     *
+     * https://support.microsoft.com/en-us/help/208427/maximum-url-length-is-2-083-characters-in-internet-explorer.
+     *
+     * @param WPInv_Invoice $invoice Invoice to be sent to Paypal.
+     * @param array    $paypal_args Arguments sent to Paypal in the request.
+     * @return array
+     */
+    protected function fix_request_length( $invoice, $paypal_args ) {
+        $max_paypal_length = 2083;
+        $query_candidate   = http_build_query( $paypal_args, '', '&' );
+
+        if ( strlen( $this->endpoint . $query_candidate ) <= $max_paypal_length ) {
+            return $paypal_args;
+        }
+
+        return apply_filters(
+            'getpaid_paypal_args',
+            array_merge(
+                $this->get_transaction_args( $invoice ),
+                $this->get_line_item_args( $invoice, true )
+            ),
+            $invoice
+        );
 
     }
 
     /**
-	 * Processes recurring invoices.
-	 *
-	 * @param  array $paypal_args PayPal args.
-	 * @param  WPInv_Invoice    $invoice Invoice object.
-	 */
-	public function process_subscription( $paypal_args, $invoice ) {
+     * Processes recurring invoices.
+     *
+     * @param  array $paypal_args PayPal args.
+     * @param  WPInv_Invoice    $invoice Invoice object.
+     */
+    public function process_subscription( $paypal_args, $invoice ) {
 
         // Make sure this is a subscription.
         if ( ! $invoice->is_recurring() || ! $subscription = getpaid_get_invoice_subscription( $invoice ) ) {
@@ -382,11 +382,11 @@ 
 
             $paypal_args['a1'] = 0 == $initial_amount ? 0 : $initial_amount;
 
-			// Trial period length.
-			$paypal_args['p1'] = $subscription_item->get_trial_interval();
+            // Trial period length.
+            $paypal_args['p1'] = $subscription_item->get_trial_interval();
 
-			// Trial period.
-			$paypal_args['t1'] = $subscription_item->get_trial_period();
+            // Trial period.
+            $paypal_args['t1'] = $subscription_item->get_trial_period();
 
         } else if ( $initial_amount != $recurring_amount ) {
 
@@ -409,40 +409,40 @@ 
         }
 
         // We have a recurring payment
-		if ( ! isset( $param_number ) || 1 == $param_number ) {
+        if ( ! isset( $param_number ) || 1 == $param_number ) {
 
-			// Subscription price
-			$paypal_args['a3'] = $recurring_amount;
+            // Subscription price
+            $paypal_args['a3'] = $recurring_amount;
 
-			// Subscription duration
-			$paypal_args['p3'] = $interval;
+            // Subscription duration
+            $paypal_args['p3'] = $interval;
 
-			// Subscription period
-			$paypal_args['t3'] = $period;
+            // Subscription period
+            $paypal_args['t3'] = $period;
 
         }
 
         // Recurring payments
-		if ( 1 == $bill_times || ( $initial_amount != $recurring_amount && ! $subscription_item->has_free_trial() && 2 == $bill_times ) ) {
+        if ( 1 == $bill_times || ( $initial_amount != $recurring_amount && ! $subscription_item->has_free_trial() && 2 == $bill_times ) ) {
 
-			// Non-recurring payments
-			$paypal_args['src'] = 0;
+            // Non-recurring payments
+            $paypal_args['src'] = 0;
 
-		} else {
+        } else {
 
-			$paypal_args['src'] = 1;
+            $paypal_args['src'] = 1;
 
-			if ( $bill_times > 0 ) {
+            if ( $bill_times > 0 ) {
 
-				// An initial period is being used to charge a sign-up fee
-				if ( $initial_amount != $recurring_amount && ! $subscription_item->has_free_trial() ) {
-					$bill_times--;
-				}
+                // An initial period is being used to charge a sign-up fee
+                if ( $initial_amount != $recurring_amount && ! $subscription_item->has_free_trial() ) {
+                    $bill_times--;
+                }
 
                 // Make sure it's not over the max of 52
                 $paypal_args['srt'] = ( $bill_times <= 52 ? absint( $bill_times ) : 52 );
 
-			}
+            }
         }
 
         // Force return URL so that order description & instructions display
@@ -458,19 +458,19 @@ 
         }
 wpinv_error_log( $paypal_args );
         return apply_filters(
-			'getpaid_paypal_subscription_args',
-			$paypal_args,
-			$invoice
+            'getpaid_paypal_subscription_args',
+            $paypal_args,
+            $invoice
         );
 
     }
 
     /**
-	 * Processes ipns and marks payments as complete.
-	 *
-	 * @return void
-	 */
-	public function verify_ipn() {
+     * Processes ipns and marks payments as complete.
+     *
+     * @return void
+     */
+    public function verify_ipn() {
         new GetPaid_Paypal_Gateway_IPN_Handler( $this );
     }
 
@@ -480,10 +480,10 @@ 
     public function sandbox_notice() {
 
         return sprintf(
-			__( 'SANDBOX ENABLED. You can use sandbox testing accounts only. See the %sPayPal Sandbox Testing Guide%s for more details.', 'invoicing' ),
-			'<a href="https://developer.paypal.com/docs/classic/lifecycle/ug_sandbox/">',
-			'</a>'
-		);
+            __( 'SANDBOX ENABLED. You can use sandbox testing accounts only. See the %sPayPal Sandbox Testing Guide%s for more details.', 'invoicing' ),
+            '<a href="https://developer.paypal.com/docs/classic/lifecycle/ug_sandbox/">',
+            '</a>'
+        );
 
     }
 

Spacing +90 added lines, -90 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Paypal Payment Gateway class.
@@ -24,7 +24,7 @@ 
 	 *
 	 * @var array
 	 */
-    protected $supports = array( 'subscription', 'sandbox', 'single_subscription_group' );
+    protected $supports = array('subscription', 'sandbox', 'single_subscription_group');
 
     /**
 	 * Payment method order.
@@ -59,7 +59,7 @@ 
 	 *
 	 * @var array
 	 */
-	public $currencies = array( 'AUD', 'BRL', 'CAD', 'MXN', 'NZD', 'HKD', 'SGD', 'USD', 'EUR', 'JPY', 'TRY', 'NOK', 'CZK', 'DKK', 'HUF', 'ILS', 'MYR', 'PHP', 'PLN', 'SEK', 'CHF', 'TWD', 'THB', 'GBP', 'RMB', 'RUB', 'INR' );
+	public $currencies = array('AUD', 'BRL', 'CAD', 'MXN', 'NZD', 'HKD', 'SGD', 'USD', 'EUR', 'JPY', 'TRY', 'NOK', 'CZK', 'DKK', 'HUF', 'ILS', 'MYR', 'PHP', 'PLN', 'SEK', 'CHF', 'TWD', 'THB', 'GBP', 'RMB', 'RUB', 'INR');
 
     /**
 	 * URL to view a transaction.
@@ -80,13 +80,13 @@ 
 	 */
 	public function __construct() {
 
-        $this->title                = __( 'PayPal Standard', 'invoicing' );
-        $this->method_title         = __( 'PayPal Standard', 'invoicing' );
-        $this->checkout_button_text = __( 'Proceed to PayPal', 'invoicing' );
-        $this->notify_url           = wpinv_get_ipn_url( $this->id );
+        $this->title                = __('PayPal Standard', 'invoicing');
+        $this->method_title         = __('PayPal Standard', 'invoicing');
+        $this->checkout_button_text = __('Proceed to PayPal', 'invoicing');
+        $this->notify_url           = wpinv_get_ipn_url($this->id);
 
-		add_filter( 'getpaid_paypal_args', array( $this, 'process_subscription' ), 10, 2 );
-        add_filter( 'getpaid_paypal_sandbox_notice', array( $this, 'sandbox_notice' ) );
+		add_filter('getpaid_paypal_args', array($this, 'process_subscription'), 10, 2);
+        add_filter('getpaid_paypal_sandbox_notice', array($this, 'sandbox_notice'));
 
         parent::__construct();
     }
@@ -100,16 +100,16 @@ 
 	 * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
 	 * @return array
 	 */
-	public function process_payment( $invoice, $submission_data, $submission ) {
+	public function process_payment($invoice, $submission_data, $submission) {
 
         // Get redirect url.
-        $paypal_redirect = $this->get_request_url( $invoice );
+        $paypal_redirect = $this->get_request_url($invoice);
 
         // Add a note about the request url.
         $invoice->add_note(
             sprintf(
-                __( 'Redirecting to PayPal: %s', 'invoicing' ),
-                esc_url( $paypal_redirect )
+                __('Redirecting to PayPal: %s', 'invoicing'),
+                esc_url($paypal_redirect)
             ),
             false,
             false,
@@ -117,7 +117,7 @@ 
         );
 
         // Redirect to PayPal
-        wp_redirect( $paypal_redirect );
+        wp_redirect($paypal_redirect);
         exit;
 
     }
@@ -128,21 +128,21 @@ 
 	 * @param  WPInv_Invoice $invoice Invoice object.
 	 * @return string
 	 */
-	public function get_request_url( $invoice ) {
+	public function get_request_url($invoice) {
 
         // Endpoint for this request
-		$this->endpoint    = $this->is_sandbox( $invoice ) ? 'https://www.sandbox.paypal.com/cgi-bin/webscr?test_ipn=1&' : 'https://www.paypal.com/cgi-bin/webscr?';
+		$this->endpoint = $this->is_sandbox($invoice) ? 'https://www.sandbox.paypal.com/cgi-bin/webscr?test_ipn=1&' : 'https://www.paypal.com/cgi-bin/webscr?';
 
         // Retrieve paypal args.
-        $paypal_args       = map_deep( $this->get_paypal_args( $invoice ), 'urlencode' );
+        $paypal_args = map_deep($this->get_paypal_args($invoice), 'urlencode');
 
-        if ( $invoice->is_recurring() ) {
+        if ($invoice->is_recurring()) {
             $paypal_args['bn'] = 'GetPaid_Subscribe_WPS_US';
         } else {
             $paypal_args['bn'] = 'GetPaid_ShoppingCart_WPS_US';
         }
 
-        return add_query_arg( $paypal_args, $this->endpoint );
+        return add_query_arg($paypal_args, $this->endpoint);
 
 	}
 
@@ -152,25 +152,25 @@ 
 	 * @param  WPInv_Invoice $invoice Invoice object.
 	 * @return array
 	 */
-	protected function get_paypal_args( $invoice ) {
+	protected function get_paypal_args($invoice) {
 
         // Whether or not to send the line items as one item.
-		$force_one_line_item = apply_filters( 'getpaid_paypal_force_one_line_item', false, $invoice );
+		$force_one_line_item = apply_filters('getpaid_paypal_force_one_line_item', false, $invoice);
 
-		if ( $invoice->is_recurring() || ( wpinv_use_taxes() && wpinv_prices_include_tax() ) ) {
+		if ($invoice->is_recurring() || (wpinv_use_taxes() && wpinv_prices_include_tax())) {
 			$force_one_line_item = true;
 		}
 
 		$paypal_args = apply_filters(
 			'getpaid_paypal_args',
 			array_merge(
-				$this->get_transaction_args( $invoice ),
-				$this->get_line_item_args( $invoice, $force_one_line_item )
+				$this->get_transaction_args($invoice),
+				$this->get_line_item_args($invoice, $force_one_line_item)
 			),
 			$invoice
 		);
 
-		return $this->fix_request_length( $invoice, $paypal_args );
+		return $this->fix_request_length($invoice, $paypal_args);
     }
 
     /**
@@ -179,11 +179,11 @@ 
 	 * @param WPInv_Invoice $invoice Invoice object.
 	 * @return array
 	 */
-	protected function get_transaction_args( $invoice ) {
+	protected function get_transaction_args($invoice) {
 
 		return array(
             'cmd'           => '_cart',
-            'business'      => wpinv_get_option( 'paypal_email', false ),
+            'business'      => wpinv_get_option('paypal_email', false),
             'no_shipping'   => '1',
             'shipping'      => '0',
             'no_note'       => '1',
@@ -191,16 +191,16 @@ 
             'rm'            => is_ssl() ? 2 : 1,
             'upload'        => 1,
             'currency_code' => $invoice->get_currency(), // https://developer.paypal.com/docs/nvp-soap-api/currency-codes/#paypal
-            'return'        => esc_url_raw( $this->get_return_url( $invoice ) ),
-            'cancel_return' => esc_url_raw( $invoice->get_checkout_payment_url() ),
-            'notify_url'    => getpaid_limit_length( $this->notify_url, 255 ),
-            'invoice'       => getpaid_limit_length( $invoice->get_number(), 127 ),
+            'return'        => esc_url_raw($this->get_return_url($invoice)),
+            'cancel_return' => esc_url_raw($invoice->get_checkout_payment_url()),
+            'notify_url'    => getpaid_limit_length($this->notify_url, 255),
+            'invoice'       => getpaid_limit_length($invoice->get_number(), 127),
             'custom'        => $invoice->get_id(),
-            'first_name'    => getpaid_limit_length( $invoice->get_first_name(), 32 ),
-            'last_name'     => getpaid_limit_length( $invoice->get_last_name(), 64 ),
-            'country'       => getpaid_limit_length( $invoice->get_country(), 2 ),
-            'email'         => getpaid_limit_length( $invoice->get_email(), 127 ),
-            'cbt'           => get_bloginfo( 'name' )
+            'first_name'    => getpaid_limit_length($invoice->get_first_name(), 32),
+            'last_name'     => getpaid_limit_length($invoice->get_last_name(), 64),
+            'country'       => getpaid_limit_length($invoice->get_country(), 2),
+            'email'         => getpaid_limit_length($invoice->get_email(), 127),
+            'cbt'           => get_bloginfo('name')
         );
 
     }
@@ -212,30 +212,30 @@ 
 	 * @param  bool     $force_one_line_item Create only one item for this invoice.
 	 * @return array
 	 */
-	protected function get_line_item_args( $invoice, $force_one_line_item = false ) {
+	protected function get_line_item_args($invoice, $force_one_line_item = false) {
 
         // Maybe send invoice as a single item.
-		if ( $force_one_line_item ) {
-            return $this->get_line_item_args_single_item( $invoice );
+		if ($force_one_line_item) {
+            return $this->get_line_item_args_single_item($invoice);
         }
 
         // Send each line item individually.
         $line_item_args = array();
 
         // Prepare line items.
-        $this->prepare_line_items( $invoice );
+        $this->prepare_line_items($invoice);
 
         // Add taxes to the cart
-        if ( wpinv_use_taxes() && $invoice->is_taxable() ) {
-            $line_item_args['tax_cart'] = wpinv_sanitize_amount( (float) $invoice->get_total_tax(), 2 );
+        if (wpinv_use_taxes() && $invoice->is_taxable()) {
+            $line_item_args['tax_cart'] = wpinv_sanitize_amount((float) $invoice->get_total_tax(), 2);
         }
 
         // Add discount.
-        if ( $invoice->get_total_discount() > 0 ) {
-            $line_item_args['discount_amount_cart'] = wpinv_sanitize_amount( (float) $invoice->get_total_discount(), 2 );
+        if ($invoice->get_total_discount() > 0) {
+            $line_item_args['discount_amount_cart'] = wpinv_sanitize_amount((float) $invoice->get_total_discount(), 2);
         }
 
-		return array_merge( $line_item_args, $this->get_line_items() );
+		return array_merge($line_item_args, $this->get_line_items());
 
     }
 
@@ -245,11 +245,11 @@ 
 	 * @param  WPInv_Invoice $invoice Invoice object.
 	 * @return array
 	 */
-	protected function get_line_item_args_single_item( $invoice ) {
+	protected function get_line_item_args_single_item($invoice) {
 		$this->delete_line_items();
 
-        $item_name = sprintf( __( 'Invoice #%s', 'invoicing' ), $invoice->get_number() );
-		$this->add_line_item( $item_name, 1, wpinv_round_amount( (float) $invoice->get_total(), 2, true ), $invoice->get_id() );
+        $item_name = sprintf(__('Invoice #%s', 'invoicing'), $invoice->get_number());
+		$this->add_line_item($item_name, 1, wpinv_round_amount((float) $invoice->get_total(), 2, true), $invoice->get_id());
 
 		return $this->get_line_items();
     }
@@ -273,19 +273,19 @@ 
 	 *
 	 * @param  WPInv_Invoice $invoice Invoice object.
 	 */
-	protected function prepare_line_items( $invoice ) {
+	protected function prepare_line_items($invoice) {
 		$this->delete_line_items();
 
 		// Items.
-		foreach ( $invoice->get_items() as $item ) {
+		foreach ($invoice->get_items() as $item) {
 			$amount   = $item->get_price();
 			$quantity = $invoice->get_template() == 'amount' ? 1 : $item->get_quantity();
-			$this->add_line_item( $item->get_raw_name(), $quantity, $amount, $item->get_id() );
+			$this->add_line_item($item->get_raw_name(), $quantity, $amount, $item->get_id());
         }
 
         // Fees.
-		foreach ( $invoice->get_fees() as $fee => $data ) {
-            $this->add_line_item( $fee, 1, wpinv_sanitize_amount( $data['initial_fee'] ) );
+		foreach ($invoice->get_fees() as $fee => $data) {
+            $this->add_line_item($fee, 1, wpinv_sanitize_amount($data['initial_fee']));
         }
 
     }
@@ -298,15 +298,15 @@ 
 	 * @param  float  $amount Amount.
 	 * @param  string $item_number Item number.
 	 */
-	protected function add_line_item( $item_name, $quantity = 1, $amount = 0.0, $item_number = '' ) {
-		$index = ( count( $this->line_items ) / 4 ) + 1;
+	protected function add_line_item($item_name, $quantity = 1, $amount = 0.0, $item_number = '') {
+		$index = (count($this->line_items) / 4) + 1;
 
 		$item = apply_filters(
 			'getpaid_paypal_line_item',
 			array(
-				'item_name'   => html_entity_decode( getpaid_limit_length( $item_name ? wp_strip_all_tags( $item_name ) : __( 'Item', 'invoicing' ), 127 ), ENT_NOQUOTES, 'UTF-8' ),
+				'item_name'   => html_entity_decode(getpaid_limit_length($item_name ? wp_strip_all_tags($item_name) : __('Item', 'invoicing'), 127), ENT_NOQUOTES, 'UTF-8'),
 				'quantity'    => (float) $quantity,
-				'amount'      => wpinv_sanitize_amount( (float) $amount, 2 ),
+				'amount'      => wpinv_sanitize_amount((float) $amount, 2),
 				'item_number' => $item_number,
 			),
 			$item_name,
@@ -315,12 +315,12 @@ 
 			$item_number
 		);
 
-		$this->line_items[ 'item_name_' . $index ]   = getpaid_limit_length( $item['item_name'], 127 );
-        $this->line_items[ 'quantity_' . $index ]    = $item['quantity'];
+		$this->line_items['item_name_' . $index] = getpaid_limit_length($item['item_name'], 127);
+        $this->line_items['quantity_' . $index] = $item['quantity'];
 
         // The price or amount of the product, service, or contribution, not including shipping, handling, or tax.
-		$this->line_items[ 'amount_' . $index ]      = $item['amount'];
-		$this->line_items[ 'item_number_' . $index ] = getpaid_limit_length( $item['item_number'], 127 );
+		$this->line_items['amount_' . $index]      = $item['amount'];
+		$this->line_items['item_number_' . $index] = getpaid_limit_length($item['item_number'], 127);
     }
 
     /**
@@ -332,19 +332,19 @@ 
 	 * @param array    $paypal_args Arguments sent to Paypal in the request.
 	 * @return array
 	 */
-	protected function fix_request_length( $invoice, $paypal_args ) {
+	protected function fix_request_length($invoice, $paypal_args) {
 		$max_paypal_length = 2083;
-		$query_candidate   = http_build_query( $paypal_args, '', '&' );
+		$query_candidate   = http_build_query($paypal_args, '', '&');
 
-		if ( strlen( $this->endpoint . $query_candidate ) <= $max_paypal_length ) {
+		if (strlen($this->endpoint . $query_candidate) <= $max_paypal_length) {
 			return $paypal_args;
 		}
 
 		return apply_filters(
 			'getpaid_paypal_args',
 			array_merge(
-				$this->get_transaction_args( $invoice ),
-				$this->get_line_item_args( $invoice, true )
+				$this->get_transaction_args($invoice),
+				$this->get_line_item_args($invoice, true)
 			),
 			$invoice
 		);
@@ -357,10 +357,10 @@ 
 	 * @param  array $paypal_args PayPal args.
 	 * @param  WPInv_Invoice    $invoice Invoice object.
 	 */
-	public function process_subscription( $paypal_args, $invoice ) {
+	public function process_subscription($paypal_args, $invoice) {
 
         // Make sure this is a subscription.
-        if ( ! $invoice->is_recurring() || ! $subscription = getpaid_get_invoice_subscription( $invoice ) ) {
+        if (!$invoice->is_recurring() || !$subscription = getpaid_get_invoice_subscription($invoice)) {
             return $paypal_args;
         }
 
@@ -368,17 +368,17 @@ 
         $paypal_args['cmd'] = '_xclick-subscriptions';
 
         // Subscription name.
-        $paypal_args['item_name'] = sprintf( __( 'Invoice #%s', 'invoicing' ), $invoice->get_number() );
+        $paypal_args['item_name'] = sprintf(__('Invoice #%s', 'invoicing'), $invoice->get_number());
 
         // Get subscription args.
-        $period                 = strtoupper( substr( $subscription->get_period(), 0, 1) );
+        $period                 = strtoupper(substr($subscription->get_period(), 0, 1));
         $interval               = (int) $subscription->get_frequency();
         $bill_times             = (int) $subscription->get_bill_times();
-        $initial_amount         = (float) wpinv_sanitize_amount( $invoice->get_initial_total(), 2 );
-        $recurring_amount       = (float) wpinv_sanitize_amount( $invoice->get_recurring_total(), 2 );
-        $subscription_item      = $invoice->get_recurring( true );
+        $initial_amount         = (float) wpinv_sanitize_amount($invoice->get_initial_total(), 2);
+        $recurring_amount       = (float) wpinv_sanitize_amount($invoice->get_recurring_total(), 2);
+        $subscription_item      = $invoice->get_recurring(true);
 
-        if ( $subscription_item->has_free_trial() ) {
+        if ($subscription_item->has_free_trial()) {
 
             $paypal_args['a1'] = 0 == $initial_amount ? 0 : $initial_amount;
 
@@ -388,28 +388,28 @@ 
 			// Trial period.
 			$paypal_args['t1'] = $subscription_item->get_trial_period();
 
-        } else if ( $initial_amount != $recurring_amount ) {
+        } else if ($initial_amount != $recurring_amount) {
 
             // No trial period, but initial amount includes a sign-up fee and/or other items, so charge it as a separate period.
 
-            if ( 1 == $bill_times ) {
+            if (1 == $bill_times) {
                 $param_number = 3;
             } else {
                 $param_number = 1;
             }
 
-            $paypal_args[ 'a' . $param_number ] = $initial_amount ? $initial_amount : 0;
+            $paypal_args['a' . $param_number] = $initial_amount ? $initial_amount : 0;
 
             // Sign Up interval
-            $paypal_args[ 'p' . $param_number ] = $interval;
+            $paypal_args['p' . $param_number] = $interval;
 
             // Sign Up unit of duration
-            $paypal_args[ 't' . $param_number ] = $period;
+            $paypal_args['t' . $param_number] = $period;
 
         }
 
         // We have a recurring payment
-		if ( ! isset( $param_number ) || 1 == $param_number ) {
+		if (!isset($param_number) || 1 == $param_number) {
 
 			// Subscription price
 			$paypal_args['a3'] = $recurring_amount;
@@ -423,7 +423,7 @@ 
         }
 
         // Recurring payments
-		if ( 1 == $bill_times || ( $initial_amount != $recurring_amount && ! $subscription_item->has_free_trial() && 2 == $bill_times ) ) {
+		if (1 == $bill_times || ($initial_amount != $recurring_amount && !$subscription_item->has_free_trial() && 2 == $bill_times)) {
 
 			// Non-recurring payments
 			$paypal_args['src'] = 0;
@@ -432,15 +432,15 @@ 
 
 			$paypal_args['src'] = 1;
 
-			if ( $bill_times > 0 ) {
+			if ($bill_times > 0) {
 
 				// An initial period is being used to charge a sign-up fee
-				if ( $initial_amount != $recurring_amount && ! $subscription_item->has_free_trial() ) {
+				if ($initial_amount != $recurring_amount && !$subscription_item->has_free_trial()) {
 					$bill_times--;
 				}
 
                 // Make sure it's not over the max of 52
-                $paypal_args['srt'] = ( $bill_times <= 52 ? absint( $bill_times ) : 52 );
+                $paypal_args['srt'] = ($bill_times <= 52 ? absint($bill_times) : 52);
 
 			}
         }
@@ -449,14 +449,14 @@ 
         $paypal_args['rm'] = 2;
 
         // Get rid of redudant items.
-        foreach ( array( 'item_name_1', 'quantity_1', 'amount_1', 'item_number_1' ) as $arg ) {
+        foreach (array('item_name_1', 'quantity_1', 'amount_1', 'item_number_1') as $arg) {
 
-            if ( isset( $paypal_args[ $arg ] ) ) {
-                unset( $paypal_args[ $arg ] );
+            if (isset($paypal_args[$arg])) {
+                unset($paypal_args[$arg]);
             }
 
         }
-wpinv_error_log( $paypal_args );
+wpinv_error_log($paypal_args);
         return apply_filters(
 			'getpaid_paypal_subscription_args',
 			$paypal_args,
@@ -471,7 +471,7 @@ 
 	 * @return void
 	 */
 	public function verify_ipn() {
-        new GetPaid_Paypal_Gateway_IPN_Handler( $this );
+        new GetPaid_Paypal_Gateway_IPN_Handler($this);
     }
 
     /**
@@ -480,7 +480,7 @@ 
     public function sandbox_notice() {
 
         return sprintf(
-			__( 'SANDBOX ENABLED. You can use sandbox testing accounts only. See the %sPayPal Sandbox Testing Guide%s for more details.', 'invoicing' ),
+			__('SANDBOX ENABLED. You can use sandbox testing accounts only. See the %sPayPal Sandbox Testing Guide%s for more details.', 'invoicing'),
 			'<a href="https://developer.paypal.com/docs/classic/lifecycle/ug_sandbox/">',
 			'</a>'
 		);