AyeCode / invoicing

includes/class-wpinv-invoice.php

Indentation +2661 added lines, -2661 removed lines

@@ -14,30 +14,30 @@ 
 class WPInv_Invoice extends GetPaid_Data {
 
     /**
-	 * Which data store to load.
-	 *
-	 * @var string
-	 */
+     * Which data store to load.
+     *
+     * @var string
+     */
     protected $data_store_name = 'invoice';
 
     /**
-	 * This is the name of this object type.
-	 *
-	 * @var string
-	 */
+     * This is the name of this object type.
+     *
+     * @var string
+     */
     protected $object_type = 'invoice';
 
     /**
-	 * Item Data array. This is the core item data exposed in APIs.
-	 *
-	 * @since 1.0.19
-	 * @var array
-	 */
-	protected $data = array(
-		'parent_id'              => 0,
-		'status'                 => 'wpi-pending',
-		'version'                => '',
-		'date_created'           => null,
+     * Item Data array. This is the core item data exposed in APIs.
+     *
+     * @since 1.0.19
+     * @var array
+     */
+    protected $data = array(
+        'parent_id'              => 0,
+        'status'                 => 'wpi-pending',
+        'version'                => '',
+        'date_created'           => null,
         'date_modified'          => null,
         'due_date'               => null,
         'completed_date'         => null,
@@ -60,17 +60,17 @@ 
         'state'                  => null,
         'zip'                    => null,
         'company'                => null,
-		'company_id'             => null,
+        'company_id'             => null,
         'vat_number'             => null,
         'vat_rate'               => null,
         'address'                => null,
         'address_confirmed'      => false,
         'shipping'               => null,
-		'subtotal'               => 0,
+        'subtotal'               => 0,
         'total_discount'         => 0,
         'total_tax'              => 0,
-		'total_fees'             => 0,
-		'total'                  => 0,
+        'total_fees'             => 0,
+        'total'                  => 0,
         'fees'                   => array(),
         'discounts'              => array(),
         'taxes'                  => array(),
@@ -82,22 +82,22 @@ 
         'transaction_id'         => '',
         'currency'               => '',
         'disable_taxes'          => false,
-		'subscription_id'        => null,
-		'remote_subscription_id' => null,
-		'is_viewed'              => false,
-		'email_cc'               => '',
-		'template'               => 'quantity', // hours, amount only
-		'created_via'            => null,
+        'subscription_id'        => null,
+        'remote_subscription_id' => null,
+        'is_viewed'              => false,
+        'email_cc'               => '',
+        'template'               => 'quantity', // hours, amount only
+        'created_via'            => null,
     );
 
     /**
-	 * Stores meta in cache for future reads.
-	 *
-	 * A group must be set to to enable caching.
-	 *
-	 * @var string
-	 */
-	protected $cache_group = 'getpaid_invoices';
+     * Stores meta in cache for future reads.
+     *
+     * A group must be set to to enable caching.
+     *
+     * @var string
+     */
+    protected $cache_group = 'getpaid_invoices';
 
     /**
      * Stores a reference to the original WP_Post object
@@ -111,110 +111,110 @@ 
      *
      * @var int
      */
-	protected $recurring_item = null;
+    protected $recurring_item = null;
 
-	/**
+    /**
      * Stores an array of item totals.
-	 *
-	 * e.g $totals['discount'] = array(
-	 *      'initial'   => 10,
-	 *      'recurring' => 10,
-	 * )
+     *
+     * e.g $totals['discount'] = array(
+     *      'initial'   => 10,
+     *      'recurring' => 10,
+     * )
      *
      * @var array
      */
-	protected $totals = array();
+    protected $totals = array();
 
-	/**
+    /**
      * Tax rate.
-	 *
+     *
      * @var float
      */
-	protected $tax_rate = 0;
+    protected $tax_rate = 0;
 
-	/**
-	 * Stores the status transition information.
-	 *
-	 * @since 1.0.19
-	 * @var bool|array
-	 */
-	protected $status_transition = false;
+    /**
+     * Stores the status transition information.
+     *
+     * @since 1.0.19
+     * @var bool|array
+     */
+    protected $status_transition = false;
 
     /**
-	 * Get the invoice if ID is passed, otherwise the invoice is new and empty.
-	 *
-	 * @param  int|string|object|WPInv_Invoice|WPInv_Legacy_Invoice|WP_Post $invoice Invoice id, key, transaction id, number or object to read.
-	 */
+     * Get the invoice if ID is passed, otherwise the invoice is new and empty.
+     *
+     * @param  int|string|object|WPInv_Invoice|WPInv_Legacy_Invoice|WP_Post $invoice Invoice id, key, transaction id, number or object to read.
+     */
     public function __construct( $invoice = 0 ) {
 
         parent::__construct( $invoice );
 
-		if ( ! empty( $invoice ) && is_numeric( $invoice ) && getpaid_is_invoice_post_type( get_post_type( (int) $invoice ) ) ) {
-			$this->set_id( (int) $invoice );
-		} elseif ( $invoice instanceof self ) {
-			$this->set_id( $invoice->get_id() );
-		} elseif ( ! empty( $invoice->ID ) ) {
-			$this->set_id( $invoice->ID );
-		} elseif ( is_array( $invoice ) ) {
-			$this->set_props( $invoice );
-
-			if ( isset( $invoice['ID'] ) ) {
-				$this->set_id( $invoice['ID'] );
-			}
+        if ( ! empty( $invoice ) && is_numeric( $invoice ) && getpaid_is_invoice_post_type( get_post_type( (int) $invoice ) ) ) {
+            $this->set_id( (int) $invoice );
+        } elseif ( $invoice instanceof self ) {
+            $this->set_id( $invoice->get_id() );
+        } elseif ( ! empty( $invoice->ID ) ) {
+            $this->set_id( $invoice->ID );
+        } elseif ( is_array( $invoice ) ) {
+            $this->set_props( $invoice );
+
+            if ( isset( $invoice['ID'] ) ) {
+                $this->set_id( $invoice['ID'] );
+            }
 } elseif ( is_string( $invoice ) && $invoice_id = self::get_invoice_id_by_field( $invoice, 'key' ) ) {
-			$this->set_id( $invoice_id );
-		} elseif ( is_string( $invoice ) && $invoice_id = self::get_invoice_id_by_field( $invoice, 'number' ) ) {
-			$this->set_id( $invoice_id );
-		} elseif ( is_string( $invoice ) && $invoice_id = self::get_invoice_id_by_field( $invoice, 'transaction_id' ) ) {
-			$this->set_id( $invoice_id );
-		} else {
-			$this->set_object_read( true );
-		}
+            $this->set_id( $invoice_id );
+        } elseif ( is_string( $invoice ) && $invoice_id = self::get_invoice_id_by_field( $invoice, 'number' ) ) {
+            $this->set_id( $invoice_id );
+        } elseif ( is_string( $invoice ) && $invoice_id = self::get_invoice_id_by_field( $invoice, 'transaction_id' ) ) {
+            $this->set_id( $invoice_id );
+        } else {
+            $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 ) {
+        if ( $this->get_id() > 0 ) {
             $this->post = get_post( $this->get_id() );
             $this->ID   = $this->get_id();
-			$this->data_store->read( $this );
+            $this->data_store->read( $this );
         }
 
     }
 
     /**
-	 * Given an invoice key/number, it returns its id.
-	 *
-	 *
-	 * @static
-	 * @param string $value The invoice key or number
-	 * @param string $field Either key, transaction_id or number.
-	 * @since 1.0.15
-	 * @return int
-	 */
-	public static function get_invoice_id_by_field( $value, $field = 'key' ) {
+     * Given an invoice key/number, it returns its id.
+     *
+     *
+     * @static
+     * @param string $value The invoice key or number
+     * @param string $field Either key, transaction_id or number.
+     * @since 1.0.15
+     * @return int
+     */
+    public static function get_invoice_id_by_field( $value, $field = 'key' ) {
         global $wpdb;
 
-		// Trim the value.
-		$value = trim( $value );
+        // Trim the value.
+        $value = trim( $value );
 
-		if ( empty( $value ) ) {
-			return 0;
-		}
+        if ( empty( $value ) ) {
+            return 0;
+        }
 
         // Valid fields.
         $fields = array( 'key', 'number', 'transaction_id' );
 
-		// Ensure a field has been passed.
-		if ( empty( $field ) || ! in_array( $field, $fields ) ) {
-			return 0;
-		}
+        // Ensure a field has been passed.
+        if ( empty( $field ) || ! in_array( $field, $fields ) ) {
+            return 0;
+        }
 
-		// Maybe retrieve from the cache.
-		$invoice_id   = wp_cache_get( $value, "getpaid_invoice_{$field}s_to_invoice_ids" );
-		if ( false !== $invoice_id ) {
-			return $invoice_id;
-		}
+        // Maybe retrieve from the cache.
+        $invoice_id   = wp_cache_get( $value, "getpaid_invoice_{$field}s_to_invoice_ids" );
+        if ( false !== $invoice_id ) {
+            return $invoice_id;
+        }
 
         // Fetch from the db.
         $table       = $wpdb->prefix . 'getpaid_invoices';
@@ -222,10 +222,10 @@ 
             $wpdb->prepare( "SELECT `post_id` FROM $table WHERE `$field`=%s LIMIT 1", $value )
         );
 
-		// Update the cache with our data
-		wp_cache_set( $value, $invoice_id, "getpaid_invoice_{$field}s_to_invoice_ids" );
+        // Update the cache with our data
+        wp_cache_set( $value, $invoice_id, "getpaid_invoice_{$field}s_to_invoice_ids" );
 
-		return $invoice_id;
+        return $invoice_id;
     }
 
     /**
@@ -251,83 +251,83 @@ 
     */
 
     /**
-	 * Get parent invoice ID.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_parent_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'parent_id', $context );
+     * Get parent invoice ID.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_parent_id( $context = 'view' ) {
+        return (int) $this->get_prop( 'parent_id', $context );
     }
 
     /**
-	 * Get parent invoice.
-	 *
-	 * @since 1.0.19
-	 * @return WPInv_Invoice
-	 */
+     * Get parent invoice.
+     *
+     * @since 1.0.19
+     * @return WPInv_Invoice
+     */
     public function get_parent_payment() {
         return new WPInv_Invoice( $this->get_parent_id() );
     }
 
     /**
-	 * Alias for self::get_parent_payment().
-	 *
-	 * @since 1.0.19
-	 * @return WPInv_Invoice
-	 */
+     * Alias for self::get_parent_payment().
+     *
+     * @since 1.0.19
+     * @return WPInv_Invoice
+     */
     public function get_parent() {
         return $this->get_parent_payment();
     }
 
     /**
-	 * Get invoice 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 invoice 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 );
+    }
 
-	/**
-	 * Retrieves an array of possible invoice statuses.
-	 *
-	 * @since 1.0.19
-	 * @return array
-	 */
-	public function get_all_statuses() {
-		return wpinv_get_invoice_statuses( true, true, $this );
+    /**
+     * Retrieves an array of possible invoice statuses.
+     *
+     * @since 1.0.19
+     * @return array
+     */
+    public function get_all_statuses() {
+        return wpinv_get_invoice_statuses( true, true, $this );
     }
 
     /**
-	 * Get invoice status nice name.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
+     * Get invoice status nice name.
+     *
+     * @since 1.0.19
+     * @return string
+     */
     public function get_status_nicename() {
-		$statuses = $this->get_all_statuses();
+        $statuses = $this->get_all_statuses();
 
         $status = isset( $statuses[ $this->get_status() ] ) ? $statuses[ $this->get_status() ] : $this->get_status();
 
         return apply_filters( 'wpinv_get_invoice_status_nicename', $status, $this );
     }
 
-	/**
-	 * Retrieves the invoice status class
-	 *
-	 * @since  1.0.19
-	 * @return string
-	 */
-	public function get_status_class() {
-		$statuses = getpaid_get_invoice_status_classes();
-		return isset( $statuses[ $this->get_status() ] ) ? $statuses[ $this->get_status() ] : 'bg-dark';
-	}
+    /**
+     * Retrieves the invoice status class
+     *
+     * @since  1.0.19
+     * @return string
+     */
+    public function get_status_class() {
+        $statuses = getpaid_get_invoice_status_classes();
+        return isset( $statuses[ $this->get_status() ] ) ? $statuses[ $this->get_status() ] : 'bg-dark';
+    }
 
-	/**
+    /**
      * Retrieves the invoice status label html
      *
      * @since  1.0.0
@@ -335,263 +335,263 @@ 
      */
     public function get_status_label_html() {
 
-		$status_label = sanitize_text_field( $this->get_status_nicename() );
-		$status       = sanitize_html_class( $this->get_status() );
-		$class        = esc_attr( $this->get_status_class() );
-
-		return "<span class='bsui'><span class='badge $class $status'>$status_label</span></span>";
-	}
-
-    /**
-	 * Get plugin version when the invoice was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_version( $context = 'view' ) {
-		return $this->get_prop( 'version', $context );
-	}
-
-	/**
-	 * @deprecated
-	 */
-	public function get_invoice_date( $format = true ) {
-		$date      = getpaid_format_date( $this->get_date_completed() );
-		$date      = empty( $date ) ? $this->get_date_created() : $this->get_date_completed();
-		$formatted = getpaid_format_date( $date );
-
-		if ( $format ) {
-			return $formatted;
-		}
-
-		return empty( $formatted ) ? '' : $date;
-
-    }
-
-    /**
-	 * Get date when the invoice was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_created( $context = 'view' ) {
-		return $this->get_prop( 'date_created', $context );
-	}
-
-	/**
-	 * Alias for self::get_date_created().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_created_date( $context = 'view' ) {
-		return $this->get_date_created( $context );
-    }
-
-    /**
-	 * Get GMT date when the invoice was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_created_gmt( $context = 'view' ) {
+        $status_label = sanitize_text_field( $this->get_status_nicename() );
+        $status       = sanitize_html_class( $this->get_status() );
+        $class        = esc_attr( $this->get_status_class() );
+
+        return "<span class='bsui'><span class='badge $class $status'>$status_label</span></span>";
+    }
+
+    /**
+     * Get plugin version when the invoice was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_version( $context = 'view' ) {
+        return $this->get_prop( 'version', $context );
+    }
+
+    /**
+     * @deprecated
+     */
+    public function get_invoice_date( $format = true ) {
+        $date      = getpaid_format_date( $this->get_date_completed() );
+        $date      = empty( $date ) ? $this->get_date_created() : $this->get_date_completed();
+        $formatted = getpaid_format_date( $date );
+
+        if ( $format ) {
+            return $formatted;
+        }
+
+        return empty( $formatted ) ? '' : $date;
+
+    }
+
+    /**
+     * Get date when the invoice was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_created( $context = 'view' ) {
+        return $this->get_prop( 'date_created', $context );
+    }
+
+    /**
+     * Alias for self::get_date_created().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_created_date( $context = 'view' ) {
+        return $this->get_date_created( $context );
+    }
+
+    /**
+     * Get GMT date when the invoice 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;
+        return $date;
     }
 
     /**
-	 * Get date when the invoice was last modified.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_modified( $context = 'view' ) {
-		return $this->get_prop( 'date_modified', $context );
-	}
+     * Get date when the invoice was last modified.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_modified( $context = 'view' ) {
+        return $this->get_prop( 'date_modified', $context );
+    }
 
-	/**
-	 * Alias for self::get_date_modified().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_modified_date( $context = 'view' ) {
-		return $this->get_date_modified( $context );
+    /**
+     * Alias for self::get_date_modified().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_modified_date( $context = 'view' ) {
+        return $this->get_date_modified( $context );
     }
 
     /**
-	 * Get GMT date when the invoice was last modified.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_modified_gmt( $context = 'view' ) {
+     * Get GMT date when the invoice was last modified.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_modified_gmt( $context = 'view' ) {
         $date = $this->get_date_modified( $context );
 
         if ( $date ) {
             $date = get_gmt_from_date( $date );
         }
-		return $date;
+        return $date;
     }
 
     /**
-	 * Get the invoice due date.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_due_date( $context = 'view' ) {
-		return $this->get_prop( 'due_date', $context );
+     * Get the invoice due date.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_due_date( $context = 'view' ) {
+        return $this->get_prop( 'due_date', $context );
     }
 
     /**
-	 * Alias for self::get_due_date().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_due( $context = 'view' ) {
-		return $this->get_due_date( $context );
+     * Alias for self::get_due_date().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_due( $context = 'view' ) {
+        return $this->get_due_date( $context );
     }
 
     /**
-	 * Get the invoice GMT due date.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_due_date_gmt( $context = 'view' ) {
+     * Get the invoice GMT due date.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_due_date_gmt( $context = 'view' ) {
         $date = $this->get_due_date( $context );
 
         if ( $date ) {
             $date = get_gmt_from_date( $date );
         }
-		return $date;
+        return $date;
     }
 
     /**
-	 * Alias for self::get_due_date_gmt().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_gmt_date_due( $context = 'view' ) {
-		return $this->get_due_date_gmt( $context );
+     * Alias for self::get_due_date_gmt().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_gmt_date_due( $context = 'view' ) {
+        return $this->get_due_date_gmt( $context );
     }
 
     /**
-	 * Get date when the invoice was completed.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_completed_date( $context = 'view' ) {
-		return $this->get_prop( 'completed_date', $context );
+     * Get date when the invoice was completed.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_completed_date( $context = 'view' ) {
+        return $this->get_prop( 'completed_date', $context );
     }
 
     /**
-	 * Alias for self::get_completed_date().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_completed( $context = 'view' ) {
-		return $this->get_completed_date( $context );
+     * Alias for self::get_completed_date().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_completed( $context = 'view' ) {
+        return $this->get_completed_date( $context );
     }
 
     /**
-	 * Get GMT date when the invoice was was completed.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_completed_date_gmt( $context = 'view' ) {
+     * Get GMT date when the invoice was was completed.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_completed_date_gmt( $context = 'view' ) {
         $date = $this->get_completed_date( $context );
 
         if ( $date ) {
             $date = get_gmt_from_date( $date );
         }
-		return $date;
+        return $date;
     }
 
     /**
-	 * Alias for self::get_completed_date_gmt().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_gmt_completed_date( $context = 'view' ) {
-		return $this->get_completed_date_gmt( $context );
+     * Alias for self::get_completed_date_gmt().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_gmt_completed_date( $context = 'view' ) {
+        return $this->get_completed_date_gmt( $context );
     }
 
     /**
-	 * Get the invoice number.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_number( $context = 'view' ) {
-		$number = $this->get_prop( 'number', $context );
+     * Get the invoice number.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_number( $context = 'view' ) {
+        $number = $this->get_prop( 'number', $context );
 
-		if ( empty( $number ) ) {
-			$number = $this->generate_number();
-			$this->set_number( $this->generate_number() );
-		}
+        if ( empty( $number ) ) {
+            $number = $this->generate_number();
+            $this->set_number( $this->generate_number() );
+        }
 
-		return $number;
+        return $number;
     }
 
-	/**
-	 * Set the invoice number.
-	 *
-	 * @since 1.0.19
-	 */
-	public function maybe_set_number() {
+    /**
+     * Set the invoice number.
+     *
+     * @since 1.0.19
+     */
+    public function maybe_set_number() {
         $number = $this->get_number();
 
         if ( empty( $number ) || $this->get_id() == $number ) {
-			$this->set_number( $this->generate_number() );
+            $this->set_number( $this->generate_number() );
         }
 
-	}
+    }
 
     /**
-	 * Get the invoice key.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_key( $context = 'view' ) {
+     * Get the invoice key.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_key( $context = 'view' ) {
         return $this->get_prop( 'key', $context );
-	}
-
-	/**
-	 * Set the invoice key.
-	 *
-	 * @since 1.0.19
-	 */
-	public function maybe_set_key() {
+    }
+
+    /**
+     * Set the invoice key.
+     *
+     * @since 1.0.19
+     */
+    public function maybe_set_key() {
         $key = $this->get_key();
 
         if ( empty( $key ) ) {
@@ -602,140 +602,140 @@ 
     }
 
     /**
-	 * Get the invoice type.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_type( $context = 'view' ) {
+     * Get the invoice type.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_type( $context = 'view' ) {
         return $this->get_prop( 'type', $context );
-	}
-
-	/**
-	 * Returns the post type name.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_invoice_quote_type() {
+    }
+
+    /**
+     * Returns the post type name.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_invoice_quote_type() {
         return getpaid_get_post_type_label( $this->get_post_type(), false );
     }
 
     /**
-	 * Get the invoice post type label.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_label( $context = 'view' ) {
+     * Get the invoice post type label.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_label( $context = 'view' ) {
         return getpaid_get_post_type_label( $this->get_post_type( $context ), false );
-	}
-
-	/**
-	 * Get the invoice post type.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_post_type( $context = 'view' ) {
+    }
+
+    /**
+     * Get the invoice post type.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_post_type( $context = 'view' ) {
         return $this->get_prop( 'post_type', $context );
     }
 
     /**
-	 * Get the invoice mode.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_mode( $context = 'view' ) {
+     * Get the invoice mode.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_mode( $context = 'view' ) {
         return $this->get_prop( 'mode', $context );
     }
 
     /**
-	 * Get the invoice path.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_path( $context = 'view' ) {
+     * Get the invoice path.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_path( $context = 'view' ) {
         $path   = $this->get_prop( 'path', $context );
-		$prefix = $this->get_type();
+        $prefix = $this->get_type();
 
-		if ( 0 !== strpos( $path, $prefix ) ) {
-			$path = sanitize_title( $prefix . '-' . $this->get_id() );
-			$this->set_path( $path );
-		}
+        if ( 0 !== strpos( $path, $prefix ) ) {
+            $path = sanitize_title( $prefix . '-' . $this->get_id() );
+            $this->set_path( $path );
+        }
 
-		return $path;
+        return $path;
     }
 
     /**
-	 * Get the invoice name/title.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_name( $context = 'view' ) {
+     * Get the invoice name/title.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_name( $context = 'view' ) {
         return $this->get_prop( 'title', $context );
     }
 
     /**
-	 * Alias of self::get_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_title( $context = 'view' ) {
-		return $this->get_name( $context );
+     * Alias of self::get_name().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_title( $context = 'view' ) {
+        return $this->get_name( $context );
     }
 
     /**
-	 * Get the invoice description.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_description( $context = 'view' ) {
-		return $this->get_prop( 'description', $context );
+     * Get the invoice description.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_description( $context = 'view' ) {
+        return $this->get_prop( 'description', $context );
     }
 
     /**
-	 * Alias of self::get_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_excerpt( $context = 'view' ) {
-		return $this->get_description( $context );
+     * Alias of self::get_description().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_excerpt( $context = 'view' ) {
+        return $this->get_description( $context );
     }
 
     /**
-	 * Alias of self::get_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_summary( $context = 'view' ) {
-		return $this->get_description( $context );
+     * Alias of self::get_description().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_summary( $context = 'view' ) {
+        return $this->get_description( $context );
     }
 
     /**
-	 * Returns the user info.
-	 *
-	 * @since 1.0.19
+     * Returns the user info.
+     *
+     * @since 1.0.19
      * @param  string $context View or edit context.
-	 * @return array
-	 */
+     * @return array
+     */
     public function get_user_info( $context = 'view' ) {
 
         $user_info = array(
@@ -750,683 +750,683 @@ 
             'state'      => $this->get_state( $context ),
             'zip'        => $this->get_zip( $context ),
             'company'    => $this->get_company( $context ),
-			'company_id' => $this->get_company_id( $context ),
+            'company_id' => $this->get_company_id( $context ),
             'vat_number' => $this->get_vat_number( $context ),
             'discount'   => $this->get_discount_code( $context ),
-		);
+        );
 
-		return apply_filters( 'wpinv_user_info', $user_info, $this->get_id(), $this );
+        return apply_filters( 'wpinv_user_info', $user_info, $this->get_id(), $this );
 
     }
 
     /**
-	 * Get the customer id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_author( $context = 'view' ) {
-		return (int) $this->get_prop( 'author', $context );
+     * Get the customer id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_author( $context = 'view' ) {
+        return (int) $this->get_prop( 'author', $context );
     }
 
     /**
-	 * Alias of self::get_author().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_user_id( $context = 'view' ) {
-		return $this->get_author( $context );
+     * Alias of self::get_author().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_user_id( $context = 'view' ) {
+        return $this->get_author( $context );
     }
 
-     /**
-	 * Alias of self::get_author().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_customer_id( $context = 'view' ) {
-		return $this->get_author( $context );
+        /**
+         * Alias of self::get_author().
+         *
+         * @since 1.0.19
+         * @param  string $context View or edit context.
+         * @return int
+         */
+    public function get_customer_id( $context = 'view' ) {
+        return $this->get_author( $context );
     }
 
     /**
-	 * Get the customer's ip.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_ip( $context = 'view' ) {
-		return $this->get_prop( 'user_ip', $context );
+     * Get the customer's ip.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_ip( $context = 'view' ) {
+        return $this->get_prop( 'user_ip', $context );
     }
 
     /**
-	 * Alias of self::get_ip().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_ip( $context = 'view' ) {
-		return $this->get_ip( $context );
+     * Alias of self::get_ip().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_ip( $context = 'view' ) {
+        return $this->get_ip( $context );
     }
 
-     /**
-	 * Alias of self::get_ip().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_ip( $context = 'view' ) {
-		return $this->get_ip( $context );
+        /**
+         * Alias of self::get_ip().
+         *
+         * @since 1.0.19
+         * @param  string $context View or edit context.
+         * @return string
+         */
+    public function get_customer_ip( $context = 'view' ) {
+        return $this->get_ip( $context );
     }
 
     /**
-	 * Get the customer's first name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_first_name( $context = 'view' ) {
-		return $this->get_prop( 'first_name', $context );
+     * Get the customer's first name.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_first_name( $context = 'view' ) {
+        return $this->get_prop( 'first_name', $context );
     }
 
     /**
-	 * Alias of self::get_first_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_first_name( $context = 'view' ) {
-		return $this->get_first_name( $context );
+     * Alias of self::get_first_name().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_first_name( $context = 'view' ) {
+        return $this->get_first_name( $context );
     }
 
-     /**
-	 * Alias of self::get_first_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_first_name( $context = 'view' ) {
-		return $this->get_first_name( $context );
+        /**
+         * Alias of self::get_first_name().
+         *
+         * @since 1.0.19
+         * @param  string $context View or edit context.
+         * @return string
+         */
+    public function get_customer_first_name( $context = 'view' ) {
+        return $this->get_first_name( $context );
     }
 
     /**
-	 * Get the customer's last name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_last_name( $context = 'view' ) {
-		return $this->get_prop( 'last_name', $context );
+     * Get the customer's last name.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_last_name( $context = 'view' ) {
+        return $this->get_prop( 'last_name', $context );
     }
 
     /**
-	 * Alias of self::get_last_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_last_name( $context = 'view' ) {
-		return $this->get_last_name( $context );
+     * Alias of self::get_last_name().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_last_name( $context = 'view' ) {
+        return $this->get_last_name( $context );
     }
 
     /**
-	 * Alias of self::get_last_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_last_name( $context = 'view' ) {
-		return $this->get_last_name( $context );
+     * Alias of self::get_last_name().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_last_name( $context = 'view' ) {
+        return $this->get_last_name( $context );
     }
 
     /**
-	 * Get the customer's full name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_full_name( $context = 'view' ) {
-		$name = trim( $this->get_first_name( $context ) . ' ' . $this->get_last_name( $context ) );
+     * Get the customer's full name.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_full_name( $context = 'view' ) {
+        $name = trim( $this->get_first_name( $context ) . ' ' . $this->get_last_name( $context ) );
 
-		if ( ! $name ) {
-			$user = get_userdata( $this->get_author( $context ) );
+        if ( ! $name ) {
+            $user = get_userdata( $this->get_author( $context ) );
 
-			if ( $user ) {
-				$name = $user->display_name;
-			}
-		}
+            if ( $user ) {
+                $name = $user->display_name;
+            }
+        }
 
-		if ( ! $name ) {
-			$name = $this->get_email( $context );
-		}
+        if ( ! $name ) {
+            $name = $this->get_email( $context );
+        }
 
-		return apply_filters( 'wpinv_invoice_user_full_name', $name, $this );
+        return apply_filters( 'wpinv_invoice_user_full_name', $name, $this );
     }
 
     /**
-	 * Alias of self::get_full_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_full_name( $context = 'view' ) {
-		return $this->get_full_name( $context );
+     * Alias of self::get_full_name().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_full_name( $context = 'view' ) {
+        return $this->get_full_name( $context );
     }
 
     /**
-	 * Alias of self::get_full_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_full_name( $context = 'view' ) {
-		return $this->get_full_name( $context );
+     * Alias of self::get_full_name().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_full_name( $context = 'view' ) {
+        return $this->get_full_name( $context );
     }
 
     /**
-	 * Get the customer's phone number.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_phone( $context = 'view' ) {
-		return $this->get_prop( 'phone', $context );
+     * Get the customer's phone number.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_phone( $context = 'view' ) {
+        return $this->get_prop( 'phone', $context );
     }
 
     /**
-	 * Alias of self::get_phone().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_phone_number( $context = 'view' ) {
-		return $this->get_phone( $context );
+     * Alias of self::get_phone().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_phone_number( $context = 'view' ) {
+        return $this->get_phone( $context );
     }
 
     /**
-	 * Alias of self::get_phone().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_phone( $context = 'view' ) {
-		return $this->get_phone( $context );
+     * Alias of self::get_phone().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_phone( $context = 'view' ) {
+        return $this->get_phone( $context );
     }
 
     /**
-	 * Alias of self::get_phone().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_phone( $context = 'view' ) {
-		return $this->get_phone( $context );
+     * Alias of self::get_phone().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_phone( $context = 'view' ) {
+        return $this->get_phone( $context );
     }
 
     /**
-	 * Get the customer's email address.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_email( $context = 'view' ) {
-		return $this->get_prop( 'email', $context );
+     * Get the customer's email address.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_email( $context = 'view' ) {
+        return $this->get_prop( 'email', $context );
     }
 
     /**
-	 * Alias of self::get_email().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_email_address( $context = 'view' ) {
-		return $this->get_email( $context );
+     * Alias of self::get_email().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_email_address( $context = 'view' ) {
+        return $this->get_email( $context );
     }
 
     /**
-	 * Alias of self::get_email().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_email( $context = 'view' ) {
-		return $this->get_email( $context );
+     * Alias of self::get_email().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_email( $context = 'view' ) {
+        return $this->get_email( $context );
     }
 
     /**
-	 * Alias of self::get_email().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_email( $context = 'view' ) {
-		return $this->get_email( $context );
+     * Alias of self::get_email().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_email( $context = 'view' ) {
+        return $this->get_email( $context );
     }
 
     /**
-	 * Get the customer's country.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_country( $context = 'view' ) {
-		$country = $this->get_prop( 'country', $context );
-		return empty( $country ) ? wpinv_get_default_country() : $country;
+     * Get the customer's country.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_country( $context = 'view' ) {
+        $country = $this->get_prop( 'country', $context );
+        return empty( $country ) ? wpinv_get_default_country() : $country;
     }
 
     /**
-	 * Alias of self::get_country().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_country( $context = 'view' ) {
-		return $this->get_country( $context );
+     * Alias of self::get_country().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_country( $context = 'view' ) {
+        return $this->get_country( $context );
     }
 
     /**
-	 * Alias of self::get_country().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_country( $context = 'view' ) {
-		return $this->get_country( $context );
+     * Alias of self::get_country().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_country( $context = 'view' ) {
+        return $this->get_country( $context );
     }
 
     /**
-	 * Get the customer's state.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_state( $context = 'view' ) {
-		$state = $this->get_prop( 'state', $context );
-		return empty( $state ) ? wpinv_get_default_state() : $state;
+     * Get the customer's state.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_state( $context = 'view' ) {
+        $state = $this->get_prop( 'state', $context );
+        return empty( $state ) ? wpinv_get_default_state() : $state;
     }
 
     /**
-	 * Alias of self::get_state().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_state( $context = 'view' ) {
-		return $this->get_state( $context );
+     * Alias of self::get_state().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_state( $context = 'view' ) {
+        return $this->get_state( $context );
     }
 
     /**
-	 * Alias of self::get_state().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_state( $context = 'view' ) {
-		return $this->get_state( $context );
+     * Alias of self::get_state().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_state( $context = 'view' ) {
+        return $this->get_state( $context );
     }
 
     /**
-	 * Get the customer's city.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_city( $context = 'view' ) {
-		return $this->get_prop( 'city', $context );
+     * Get the customer's city.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_city( $context = 'view' ) {
+        return $this->get_prop( 'city', $context );
     }
 
     /**
-	 * Alias of self::get_city().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_city( $context = 'view' ) {
-		return $this->get_city( $context );
+     * Alias of self::get_city().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_city( $context = 'view' ) {
+        return $this->get_city( $context );
     }
 
     /**
-	 * Alias of self::get_city().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_city( $context = 'view' ) {
-		return $this->get_city( $context );
+     * Alias of self::get_city().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_city( $context = 'view' ) {
+        return $this->get_city( $context );
     }
 
     /**
-	 * Get the customer's zip.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_zip( $context = 'view' ) {
-		return $this->get_prop( 'zip', $context );
+     * Get the customer's zip.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_zip( $context = 'view' ) {
+        return $this->get_prop( 'zip', $context );
     }
 
     /**
-	 * Alias of self::get_zip().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_zip( $context = 'view' ) {
-		return $this->get_zip( $context );
+     * Alias of self::get_zip().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_zip( $context = 'view' ) {
+        return $this->get_zip( $context );
     }
 
     /**
-	 * Alias of self::get_zip().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_zip( $context = 'view' ) {
-		return $this->get_zip( $context );
+     * Alias of self::get_zip().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_zip( $context = 'view' ) {
+        return $this->get_zip( $context );
     }
 
     /**
-	 * Get the customer's company.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_company( $context = 'view' ) {
-		return $this->get_prop( 'company', $context );
+     * Get the customer's company.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_company( $context = 'view' ) {
+        return $this->get_prop( 'company', $context );
     }
 
     /**
-	 * Alias of self::get_company().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_company( $context = 'view' ) {
-		return $this->get_company( $context );
+     * Alias of self::get_company().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_company( $context = 'view' ) {
+        return $this->get_company( $context );
+    }
+
+    /**
+     * Alias of self::get_company().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_company( $context = 'view' ) {
+        return $this->get_company( $context );
     }
 
     /**
-	 * Alias of self::get_company().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_company( $context = 'view' ) {
-		return $this->get_company( $context );
+     * Get the customer's company id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_company_id( $context = 'view' ) {
+        return $this->get_prop( 'company_id', $context );
+    }
+
+    /**
+     * Get the customer's vat number.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_vat_number( $context = 'view' ) {
+        return $this->get_prop( 'vat_number', $context );
     }
 
-	/**
-	 * Get the customer's company id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_company_id( $context = 'view' ) {
-		return $this->get_prop( 'company_id', $context );
+    /**
+     * Alias of self::get_vat_number().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_vat_number( $context = 'view' ) {
+        return $this->get_vat_number( $context );
     }
 
     /**
-	 * Get the customer's vat number.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_vat_number( $context = 'view' ) {
-		return $this->get_prop( 'vat_number', $context );
+     * Alias of self::get_vat_number().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_vat_number( $context = 'view' ) {
+        return $this->get_vat_number( $context );
     }
 
     /**
-	 * Alias of self::get_vat_number().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_vat_number( $context = 'view' ) {
-		return $this->get_vat_number( $context );
+     * Get the customer's vat rate.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_vat_rate( $context = 'view' ) {
+        return $this->get_prop( 'vat_rate', $context );
     }
 
     /**
-	 * Alias of self::get_vat_number().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_vat_number( $context = 'view' ) {
-		return $this->get_vat_number( $context );
+     * Alias of self::get_vat_rate().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_vat_rate( $context = 'view' ) {
+        return $this->get_vat_rate( $context );
     }
 
-    /**
-	 * Get the customer's vat rate.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_vat_rate( $context = 'view' ) {
-		return $this->get_prop( 'vat_rate', $context );
-    }
-
-    /**
-	 * Alias of self::get_vat_rate().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_vat_rate( $context = 'view' ) {
-		return $this->get_vat_rate( $context );
-    }
-
-    /**
-	 * Alias of self::get_vat_rate().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_vat_rate( $context = 'view' ) {
-		return $this->get_vat_rate( $context );
-    }
-
-    /**
-	 * Get the customer's address.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_address( $context = 'view' ) {
-		return $this->get_prop( 'address', $context );
-    }
-
-    /**
-	 * Alias of self::get_address().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_address( $context = 'view' ) {
-		return $this->get_address( $context );
-    }
-
-    /**
-	 * Alias of self::get_address().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_address( $context = 'view' ) {
-		return $this->get_address( $context );
-    }
-
-    /**
-	 * Get whether the customer has viewed the invoice or not.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_is_viewed( $context = 'view' ) {
-		return (bool) $this->get_prop( 'is_viewed', $context );
-	}
-
-	/**
-	 * Get other recipients for invoice communications.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_email_cc( $context = 'view' ) {
-		return $this->get_prop( 'email_cc', $context );
-	}
-
-	/**
-	 * Get invoice template.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_template( $context = 'view' ) {
-		return $this->get_prop( 'template', $context );
-	}
-
-	/**
-	 * Get invoice source.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_created_via( $context = 'view' ) {
-		return $this->get_prop( 'created_via', $context );
-	}
-
-	/**
-	 * Get whether the customer has confirmed their address.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_address_confirmed( $context = 'view' ) {
-		return (bool) $this->get_prop( 'address_confirmed', $context );
-    }
-
-    /**
-	 * Alias of self::get_address_confirmed().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_user_address_confirmed( $context = 'view' ) {
-		return $this->get_address_confirmed( $context );
-    }
-
-    /**
-	 * Alias of self::get_address().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_customer_address_confirmed( $context = 'view' ) {
-		return $this->get_address_confirmed( $context );
-    }
-
-	/**
-	 * Get the shipping address.
-	 *
-	 * @since 1.0.19
-	 * @return array|false
-	 */
-	public function get_shipping_address() {
-
-		$shipping_address = get_post_meta( $this->get_id(), 'shipping_address', true );
-		return is_array( $shipping_address ) ? $shipping_address : false;
-    }
-
-	/**
-	 * Check if the invoice has a shipping address.
-	 */
-	public function has_shipping_address() {
-		return false !== $this->get_shipping_address();
-    }
-
-	/**
-	 * Get the shipping amount.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_shipping( $context = 'view' ) {
-
-		if ( $context = 'view' ) {
-			return floatval( $this->get_prop( 'shipping', $context ) );
-		}
-
-		return $this->get_prop( 'shipping', $context );
-    }
-
-	public function has_shipping() {
-		return defined( 'GETPAID_SHIPPING_CALCULATOR_VERSION' ) && null !== $this->get_prop( 'shipping', 'edit' );
-    }
-
-    /**
-	 * Get the invoice subtotal.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_subtotal( $context = 'view' ) {
+    /**
+     * Alias of self::get_vat_rate().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_vat_rate( $context = 'view' ) {
+        return $this->get_vat_rate( $context );
+    }
+
+    /**
+     * Get the customer's address.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_address( $context = 'view' ) {
+        return $this->get_prop( 'address', $context );
+    }
+
+    /**
+     * Alias of self::get_address().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_address( $context = 'view' ) {
+        return $this->get_address( $context );
+    }
+
+    /**
+     * Alias of self::get_address().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_address( $context = 'view' ) {
+        return $this->get_address( $context );
+    }
+
+    /**
+     * Get whether the customer has viewed the invoice or not.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_is_viewed( $context = 'view' ) {
+        return (bool) $this->get_prop( 'is_viewed', $context );
+    }
+
+    /**
+     * Get other recipients for invoice communications.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_email_cc( $context = 'view' ) {
+        return $this->get_prop( 'email_cc', $context );
+    }
+
+    /**
+     * Get invoice template.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_template( $context = 'view' ) {
+        return $this->get_prop( 'template', $context );
+    }
+
+    /**
+     * Get invoice source.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_created_via( $context = 'view' ) {
+        return $this->get_prop( 'created_via', $context );
+    }
+
+    /**
+     * Get whether the customer has confirmed their address.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_address_confirmed( $context = 'view' ) {
+        return (bool) $this->get_prop( 'address_confirmed', $context );
+    }
+
+    /**
+     * Alias of self::get_address_confirmed().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_user_address_confirmed( $context = 'view' ) {
+        return $this->get_address_confirmed( $context );
+    }
+
+    /**
+     * Alias of self::get_address().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_customer_address_confirmed( $context = 'view' ) {
+        return $this->get_address_confirmed( $context );
+    }
+
+    /**
+     * Get the shipping address.
+     *
+     * @since 1.0.19
+     * @return array|false
+     */
+    public function get_shipping_address() {
+
+        $shipping_address = get_post_meta( $this->get_id(), 'shipping_address', true );
+        return is_array( $shipping_address ) ? $shipping_address : false;
+    }
+
+    /**
+     * Check if the invoice has a shipping address.
+     */
+    public function has_shipping_address() {
+        return false !== $this->get_shipping_address();
+    }
+
+    /**
+     * Get the shipping amount.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_shipping( $context = 'view' ) {
+
+        if ( $context = 'view' ) {
+            return floatval( $this->get_prop( 'shipping', $context ) );
+        }
+
+        return $this->get_prop( 'shipping', $context );
+    }
+
+    public function has_shipping() {
+        return defined( 'GETPAID_SHIPPING_CALCULATOR_VERSION' ) && null !== $this->get_prop( 'shipping', 'edit' );
+    }
+
+    /**
+     * Get the invoice subtotal.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_subtotal( $context = 'view' ) {
         $subtotal = (float) $this->get_prop( 'subtotal', $context );
 
         // Backwards compatibility.
@@ -1438,198 +1438,198 @@ 
     }
 
     /**
-	 * Get the invoice discount total.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_total_discount( $context = 'view' ) {
-		return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total_discount', $context ) ) );
+     * Get the invoice discount total.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_total_discount( $context = 'view' ) {
+        return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total_discount', $context ) ) );
     }
 
     /**
-	 * Get the invoice tax total.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_total_tax( $context = 'view' ) {
-		return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total_tax', $context ) ) );
-	}
+     * Get the invoice tax total.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_total_tax( $context = 'view' ) {
+        return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total_tax', $context ) ) );
+    }
 
-	/**
-	 * @deprecated
-	 */
-	public function get_final_tax( $currency = false ) {
-		$tax = $this->get_total_tax();
+    /**
+     * @deprecated
+     */
+    public function get_final_tax( $currency = false ) {
+        $tax = $this->get_total_tax();
 
         if ( $currency ) {
-			return wpinv_price( $tax, $this->get_currency() );
+            return wpinv_price( $tax, $this->get_currency() );
         }
 
         return $tax;
     }
 
     /**
-	 * Get the invoice fees total.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_total_fees( $context = 'view' ) {
-		return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total_fees', $context ) ) );
+     * Get the invoice fees total.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_total_fees( $context = 'view' ) {
+        return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total_fees', $context ) ) );
+    }
+
+    /**
+     * Alias for self::get_total_fees().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_fees_total( $context = 'view' ) {
+        return $this->get_total_fees( $context );
     }
 
     /**
-	 * Alias for self::get_total_fees().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_fees_total( $context = 'view' ) {
-		return $this->get_total_fees( $context );
+     * Get the invoice total.
+     *
+     * @since 1.0.19
+     * @return float
+     */
+    public function get_total( $context = 'view' ) {
+        $total = $this->get_prop( 'total', $context );
+
+        if ( $this->has_shipping() && $context == 'view' ) {
+            $total = $this->get_prop( 'total', $context ) + $this->get_shipping( $context );
+        }
+
+        return wpinv_round_amount( wpinv_sanitize_amount( $total ) );
     }
 
     /**
-	 * Get the invoice total.
-	 *
-	 * @since 1.0.19
+     * Retrieves the non-recurring total of items.
+     *
+     * @since 2.3.0
      * @return float
-	 */
-	public function get_total( $context = 'view' ) {
-		$total = $this->get_prop( 'total', $context );
-
-		if ( $this->has_shipping() && $context == 'view' ) {
-			$total = $this->get_prop( 'total', $context ) + $this->get_shipping( $context );
-		}
-
-		return wpinv_round_amount( wpinv_sanitize_amount( $total ) );
-	}
-
-	/**
-	 * Retrieves the non-recurring total of items.
-	 *
-	 * @since 2.3.0
-	 * @return float
-	 */
-	public function get_non_recurring_total() {
-
-		$subtotal = 0;
-		foreach ( $this->get_items() as $item ) {
-			if ( ! $item->is_recurring() ) {
-				$subtotal += $item->get_sub_total();
-			}
-		}
-
-		foreach ( $this->get_fees() as $fee ) {
-			if ( empty( $fee['recurring_fee'] ) ) {
-				$subtotal += wpinv_sanitize_amount( $fee['initial_fee'] );
-			}
-		}
-
-		$subtotal = wpinv_round_amount( wpinv_sanitize_amount( $subtotal ) );
+     */
+    public function get_non_recurring_total() {
+
+        $subtotal = 0;
+        foreach ( $this->get_items() as $item ) {
+            if ( ! $item->is_recurring() ) {
+                $subtotal += $item->get_sub_total();
+            }
+        }
+
+        foreach ( $this->get_fees() as $fee ) {
+            if ( empty( $fee['recurring_fee'] ) ) {
+                $subtotal += wpinv_sanitize_amount( $fee['initial_fee'] );
+            }
+        }
+
+        $subtotal = wpinv_round_amount( wpinv_sanitize_amount( $subtotal ) );
         return apply_filters( 'wpinv_get_non_recurring_invoice_total', $subtotal, $this );
 
     }
 
-	/**
-	 * Get the invoice totals.
-	 *
-	 * @since 1.0.19
+    /**
+     * Get the invoice totals.
+     *
+     * @since 1.0.19
      * @return array
-	 */
-	public function get_totals() {
-		return $this->totals;
+     */
+    public function get_totals() {
+        return $this->totals;
     }
 
     /**
-	 * Get the initial invoice total.
-	 *
-	 * @since 1.0.19
+     * Get the initial invoice total.
+     *
+     * @since 1.0.19
      * @param  string $context View or edit context.
      * @return float
-	 */
+     */
     public function get_initial_total() {
 
-		if ( empty( $this->totals ) ) {
-			$this->recalculate_total();
-		}
+        if ( empty( $this->totals ) ) {
+            $this->recalculate_total();
+        }
 
-		$tax      = $this->totals['tax']['initial'];
-		$fee      = $this->totals['fee']['initial'];
-		$discount = $this->totals['discount']['initial'];
-		$subtotal = $this->totals['subtotal']['initial'];
-		$total    = $tax + $fee - $discount + $subtotal;
+        $tax      = $this->totals['tax']['initial'];
+        $fee      = $this->totals['fee']['initial'];
+        $discount = $this->totals['discount']['initial'];
+        $subtotal = $this->totals['subtotal']['initial'];
+        $total    = $tax + $fee - $discount + $subtotal;
 
-		if ( 0 > $total ) {
-			$total = 0;
-		}
+        if ( 0 > $total ) {
+            $total = 0;
+        }
 
-		$total = wpinv_round_amount( wpinv_sanitize_amount( $total ) );
+        $total = wpinv_round_amount( wpinv_sanitize_amount( $total ) );
         return apply_filters( 'wpinv_get_initial_invoice_total', $total, $this );
-	}
+    }
 
-	/**
-	 * Get the recurring invoice total.
-	 *
-	 * @since 1.0.19
+    /**
+     * Get the recurring invoice total.
+     *
+     * @since 1.0.19
      * @param  string $context View or edit context.
      * @return float
-	 */
+     */
     public function get_recurring_total() {
 
-		if ( empty( $this->totals ) ) {
-			$this->recalculate_total();
-		}
+        if ( empty( $this->totals ) ) {
+            $this->recalculate_total();
+        }
 
-		$tax      = $this->totals['tax']['recurring'];
-		$fee      = $this->totals['fee']['recurring'];
-		$discount = $this->totals['discount']['recurring'];
-		$subtotal = $this->totals['subtotal']['recurring'];
-		$total    = $tax + $fee - $discount + $subtotal;
+        $tax      = $this->totals['tax']['recurring'];
+        $fee      = $this->totals['fee']['recurring'];
+        $discount = $this->totals['discount']['recurring'];
+        $subtotal = $this->totals['subtotal']['recurring'];
+        $total    = $tax + $fee - $discount + $subtotal;
 
-		if ( 0 > $total ) {
-			$total = 0;
-		}
+        if ( 0 > $total ) {
+            $total = 0;
+        }
 
-		$total = wpinv_round_amount( wpinv_sanitize_amount( $total ) );
+        $total = wpinv_round_amount( wpinv_sanitize_amount( $total ) );
         return apply_filters( 'wpinv_get_recurring_invoice_total', $total, $this );
-	}
+    }
 
-	/**
-	 * Returns recurring payment details.
-	 *
-	 * @since 1.0.19
+    /**
+     * Returns recurring payment details.
+     *
+     * @since 1.0.19
      * @param  string $field Optionally provide a field to return.
-	 * @param string $currency Whether to include the currency.
+     * @param string $currency Whether to include the currency.
      * @return float|string
-	 */
+     */
     public function get_recurring_details( $field = '', $currency = false ) {
 
-		// Maybe recalculate totals.
-		if ( empty( $this->totals ) ) {
-			$this->recalculate_total();
-		}
+        // Maybe recalculate totals.
+        if ( empty( $this->totals ) ) {
+            $this->recalculate_total();
+        }
 
-		// Prepare recurring totals.
+        // Prepare recurring totals.
         $data = apply_filters(
-			'wpinv_get_invoice_recurring_details',
-			array(
-				'cart_details' => $this->get_cart_details(),
-				'subtotal'     => $this->totals['subtotal']['recurring'],
-				'discount'     => $this->totals['discount']['recurring'],
-				'tax'          => $this->totals['tax']['recurring'],
-				'fee'          => $this->totals['fee']['recurring'],
-				'total'        => $this->get_recurring_total(),
-			),
-			$this,
-			$field,
-			$currency
-		);
+            'wpinv_get_invoice_recurring_details',
+            array(
+                'cart_details' => $this->get_cart_details(),
+                'subtotal'     => $this->totals['subtotal']['recurring'],
+                'discount'     => $this->totals['discount']['recurring'],
+                'tax'          => $this->totals['tax']['recurring'],
+                'fee'          => $this->totals['fee']['recurring'],
+                'total'        => $this->get_recurring_total(),
+            ),
+            $this,
+            $field,
+            $currency
+        );
 
         if ( isset( $data[ $field ] ) ) {
             return ( $currency ? wpinv_price( $data[ $field ], $this->get_currency() ) : $data[ $field ] );
@@ -1639,166 +1639,166 @@ 
     }
 
     /**
-	 * Get the invoice fees.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return array
-	 */
-	public function get_fees( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'fees', $context ) );
+     * Get the invoice fees.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return array
+     */
+    public function get_fees( $context = 'view' ) {
+        return wpinv_parse_list( $this->get_prop( 'fees', $context ) );
     }
 
     /**
-	 * Get the invoice discounts.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return array
-	 */
-	public function get_discounts( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'discounts', $context ) );
+     * Get the invoice discounts.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return array
+     */
+    public function get_discounts( $context = 'view' ) {
+        return wpinv_parse_list( $this->get_prop( 'discounts', $context ) );
     }
 
     /**
-	 * Get the invoice taxes.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return array
-	 */
-	public function get_taxes( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'taxes', $context ) );
+     * Get the invoice taxes.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return array
+     */
+    public function get_taxes( $context = 'view' ) {
+        return wpinv_parse_list( $this->get_prop( 'taxes', $context ) );
     }
 
     /**
-	 * Get the invoice items.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return GetPaid_Form_Item[]
-	 */
-	public function get_items( $context = 'view' ) {
+     * Get the invoice items.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return GetPaid_Form_Item[]
+     */
+    public function get_items( $context = 'view' ) {
         return $this->get_prop( 'items', $context );
-	}
+    }
 
-	/**
-	 * Get the invoice item ids.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_item_ids() {
-		return implode( ', ', wp_list_pluck( $this->get_cart_details(), 'item_id' ) );
+    /**
+     * Get the invoice item ids.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_item_ids() {
+        return implode( ', ', wp_list_pluck( $this->get_cart_details(), 'item_id' ) );
     }
 
     /**
-	 * Get the invoice's payment form.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_payment_form( $context = 'view' ) {
-		return intval( $this->get_prop( 'payment_form', $context ) );
+     * Get the invoice's payment form.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_payment_form( $context = 'view' ) {
+        return intval( $this->get_prop( 'payment_form', $context ) );
     }
 
     /**
-	 * Get the invoice's submission id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_submission_id( $context = 'view' ) {
-		return $this->get_prop( 'submission_id', $context );
+     * Get the invoice's submission id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_submission_id( $context = 'view' ) {
+        return $this->get_prop( 'submission_id', $context );
     }
 
     /**
-	 * Get the invoice's discount code.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_discount_code( $context = 'view' ) {
-		return $this->get_prop( 'discount_code', $context );
+     * Get the invoice's discount code.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_discount_code( $context = 'view' ) {
+        return $this->get_prop( 'discount_code', $context );
     }
 
     /**
-	 * Get the invoice's gateway.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_gateway( $context = 'view' ) {
-		return $this->get_prop( 'gateway', $context );
+     * Get the invoice's gateway.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_gateway( $context = 'view' ) {
+        return $this->get_prop( 'gateway', $context );
     }
 
     /**
-	 * Get the invoice's gateway display title.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
+     * Get the invoice's gateway display title.
+     *
+     * @since 1.0.19
+     * @return string
+     */
     public function get_gateway_title() {
         $title = wpinv_get_gateway_checkout_label( $this->get_gateway() );
         return apply_filters( 'wpinv_gateway_title', $title, $this->get_id(), $this );
     }
 
     /**
-	 * Get the invoice's transaction id.
-	 *
-	 * @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 invoice's transaction id.
+     *
+     * @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 invoice's currency.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_currency( $context = 'view' ) {
+     * Get the invoice's currency.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_currency( $context = 'view' ) {
         $currency = $this->get_prop( 'currency', $context );
         return empty( $currency ) ? wpinv_get_currency() : $currency;
     }
 
     /**
-	 * Checks if we are charging taxes for this invoice.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_disable_taxes( $context = 'view' ) {
+     * Checks if we are charging taxes for this invoice.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_disable_taxes( $context = 'view' ) {
         return (bool) $this->get_prop( 'disable_taxes', $context );
     }
 
     /**
-	 * Retrieves the subscription id for an invoice.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
+     * Retrieves the subscription id for an invoice.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
     public function get_subscription_id( $context = 'view' ) {
-		return $this->is_renewal() ? $this->get_parent()->get_subscription_id( $context ) : $this->get_prop( 'subscription_id', $context );
-	}
-
-	/**
-	 * Retrieves the remote subscription id for an invoice.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
+        return $this->is_renewal() ? $this->get_parent()->get_subscription_id( $context ) : $this->get_prop( 'subscription_id', $context );
+    }
+
+    /**
+     * Retrieves the remote subscription id for an invoice.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
     public function get_remote_subscription_id( $context = 'view' ) {
         $subscription_id = $this->get_prop( 'remote_subscription_id', $context );
 
@@ -1811,12 +1811,12 @@ 
     }
 
     /**
-	 * Retrieves the payment meta for an invoice.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return array
-	 */
+     * Retrieves the payment meta for an invoice.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return array
+     */
     public function get_payment_meta( $context = 'view' ) {
 
         return array(
@@ -1836,31 +1836,31 @@ 
     }
 
     /**
-	 * Retrieves the cart details for an invoice.
-	 *
-	 * @since 1.0.19
-	 * @return array
-	 */
+     * Retrieves the cart details for an invoice.
+     *
+     * @since 1.0.19
+     * @return array
+     */
     public function get_cart_details() {
         $items        = $this->get_items();
         $cart_details = array();
 
         foreach ( $items as $item ) {
-			$item->invoice_id = $this->get_id();
+            $item->invoice_id = $this->get_id();
             $cart_details[]   = $item->prepare_data_for_saving();
         }
 
         return $cart_details;
-	}
+    }
 
-	/**
-	 * Retrieves the recurring item.
-	 *
-	 * @return null|GetPaid_Form_Item|int
-	 */
-	public function get_recurring( $object = false ) {
+    /**
+     * Retrieves the recurring item.
+     *
+     * @return null|GetPaid_Form_Item|int
+     */
+    public function get_recurring( $object = false ) {
 
-		// Are we returning an object?
+        // Are we returning an object?
         if ( $object ) {
             return $this->get_item( $this->recurring_item );
         }
@@ -1868,130 +1868,130 @@ 
         return $this->recurring_item;
     }
 
-	/**
-	 * Retrieves the subscription name.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_subscription_name() {
+    /**
+     * Retrieves the subscription name.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_subscription_name() {
 
-		// Retrieve the recurring name
+        // Retrieve the recurring name
         $item = $this->get_recurring( true );
 
-		// Abort if it does not exist.
+        // Abort if it does not exist.
         if ( empty( $item ) ) {
             return '';
         }
 
-		// Return the item name.
+        // Return the item name.
         return apply_filters( 'wpinv_invoice_get_subscription_name', $item->get_name(), $this );
-	}
-
-	/**
-	 * Retrieves the view url.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_view_url() {
+    }
+
+    /**
+     * Retrieves the view url.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_view_url() {
         $invoice_url = get_permalink( $this->get_id() );
-		$invoice_url = add_query_arg( 'invoice_key', $this->get_key(), $invoice_url );
+        $invoice_url = add_query_arg( 'invoice_key', $this->get_key(), $invoice_url );
         return apply_filters( 'wpinv_get_view_url', $invoice_url, $this );
-	}
+    }
 
-	/**
-	 * Retrieves the payment url.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_checkout_payment_url( $deprecated = false, $secret = false ) {
+    /**
+     * Retrieves the payment url.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_checkout_payment_url( $deprecated = false, $secret = false ) {
 
-		// Retrieve the checkout url.
+        // Retrieve the checkout url.
         $pay_url = wpinv_get_checkout_uri();
 
-		// Maybe force ssl.
+        // Maybe force ssl.
         if ( is_ssl() ) {
             $pay_url = str_replace( 'http:', 'https:', $pay_url );
         }
 
-		// Add the invoice key.
-		$pay_url = add_query_arg( 'invoice_key', $this->get_key(), $pay_url );
+        // Add the invoice key.
+        $pay_url = add_query_arg( 'invoice_key', $this->get_key(), $pay_url );
 
-		// (Maybe?) add a secret
+        // (Maybe?) add a secret
         if ( $secret ) {
             $pay_url = add_query_arg( array( '_wpipay' => md5( $this->get_user_id() . '::' . $this->get_email() . '::' . $this->get_key() ) ), $pay_url );
         }
 
         return apply_filters( 'wpinv_get_checkout_payment_url', $pay_url, $this, $deprecated, $secret );
-	}
+    }
 
-	/**
-	 * Retrieves the receipt url.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_receipt_url() {
+    /**
+     * Retrieves the receipt url.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_receipt_url() {
 
-		// Retrieve the checkout url.
+        // Retrieve the checkout url.
         $receipt_url = wpinv_get_success_page_uri();
 
-		// Maybe force ssl.
+        // Maybe force ssl.
         if ( is_ssl() ) {
             $receipt_url = str_replace( 'http:', 'https:', $receipt_url );
         }
 
-		// Add the invoice key.
-		$receipt_url = add_query_arg( 'invoice_key', $this->get_key(), $receipt_url );
+        // Add the invoice key.
+        $receipt_url = add_query_arg( 'invoice_key', $this->get_key(), $receipt_url );
 
         return apply_filters( 'getpaid_get_invoice_receipt_url', $receipt_url, $this );
-	}
-
-	/**
-	 * Retrieves the remote transaction url.
-	 *
-	 * @since 1.6.0
-	 * @return string
-	 */
-	public function get_transaction_url() {
-		return apply_filters( 'getpaid_gateway_' . $this->get_gateway() . '_transaction_url', '', $this );
-	}
-
-	/**
-	 * Retrieves the default status.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_default_status() {
-
-		$type   = $this->get_type();
-		$status = "wpi-$type-pending";
-		return str_replace( '-invoice', '', $status );
-
-	}
-
-    /**
-	 * Magic method for accessing invoice properties.
-	 *
-	 * @since 1.0.15
-	 * @access public
-	 *
-	 * @param string $key Discount data to retrieve
-	 * @param  string $context View or edit context.
-	 * @return mixed Value of the given invoice property (if set).
-	 */
-	public function get( $key, $context = 'view' ) {
-		$method = "get_$key";
-
-		if ( is_callable( array( $this, $method ) ) ) {
-			return $this->$method( $context );
-		}
+    }
+
+    /**
+     * Retrieves the remote transaction url.
+     *
+     * @since 1.6.0
+     * @return string
+     */
+    public function get_transaction_url() {
+        return apply_filters( 'getpaid_gateway_' . $this->get_gateway() . '_transaction_url', '', $this );
+    }
+
+    /**
+     * Retrieves the default status.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_default_status() {
+
+        $type   = $this->get_type();
+        $status = "wpi-$type-pending";
+        return str_replace( '-invoice', '', $status );
+
+    }
+
+    /**
+     * Magic method for accessing invoice properties.
+     *
+     * @since 1.0.15
+     * @access public
+     *
+     * @param string $key Discount data to retrieve
+     * @param  string $context View or edit context.
+     * @return mixed Value of the given invoice property (if set).
+     */
+    public function get( $key, $context = 'view' ) {
+        $method = "get_$key";
+
+        if ( is_callable( array( $this, $method ) ) ) {
+            return $this->$method( $context );
+        }
 
         return $this->get_prop( $key, $context );
-	}
+    }
 
     /*
 	|--------------------------------------------------------------------------
@@ -2004,129 +2004,129 @@ 
     */
 
     /**
-	 * Magic method for setting invoice properties.
-	 *
-	 * @since 1.0.19
-	 * @access public
-	 *
-	 * @param string $key Discount data to retrieve
-	 * @param  mixed $value new value.
-	 * @return mixed Value of the given invoice property (if set).
-	 */
-	public function set( $key, $value ) {
+     * Magic method for setting invoice properties.
+     *
+     * @since 1.0.19
+     * @access public
+     *
+     * @param string $key Discount data to retrieve
+     * @param  mixed $value new value.
+     * @return mixed Value of the given invoice property (if set).
+     */
+    public function set( $key, $value ) {
 
         $setter = "set_$key";
         if ( is_callable( array( $this, $setter ) ) ) {
             $this->{$setter}( $value );
         }
 
-	}
-
-	/**
-	 * Sets item status.
-	 *
-	 * @since 1.0.19
-	 * @param string $new_status    New status.
-	 * @param string $note          Optional note to add.
-	 * @param bool   $manual_update Is this a manual status change?.
-	 * @return array details of change.
-	 */
-	public function set_status( $new_status, $note = '', $manual_update = false ) {
-		$old_status = $this->get_status();
-
-		$statuses = $this->get_all_statuses();
-
-		if ( isset( $statuses['draft'] ) ) {
-			unset( $statuses['draft'] );
-		}
-
-		$this->set_prop( 'status', $new_status );
-
-		// If setting the status, ensure it's set to a valid status.
-		if ( true === $this->object_read ) {
-
-			// Only allow valid new status.
-			if ( ! array_key_exists( $new_status, $statuses ) ) {
-				$new_status = $this->get_default_status();
-			}
-
-			// If the old status is set but unknown (e.g. draft) assume its pending for action usage.
-			if ( $old_status && ! array_key_exists( $new_status, $statuses ) ) {
-				$old_status = $this->get_default_status();
-			}
-
-			// Paid - Renewal (i.e when duplicating a parent invoice )
-			if ( $new_status == 'wpi-pending' && $old_status == 'publish' && ! $this->get_id() ) {
-				$old_status = 'wpi-pending';
-			}
-
-			if ( $old_status !== $new_status ) {
-				$this->status_transition = array(
-					'from'   => ! empty( $this->status_transition['from'] ) ? $this->status_transition['from'] : $old_status,
-					'to'     => $new_status,
-					'note'   => $note,
-					'manual' => (bool) $manual_update,
-				);
-
-				if ( $manual_update ) {
-					do_action( 'getpaid_' . $this->object_type . '_edit_status', $this->get_id(), $new_status );
-				}
-
-				$this->maybe_set_date_paid();
-
-			}
-		}
-
-		return array(
-			'from' => $old_status,
-			'to'   => $new_status,
-		);
-	}
-
-	/**
-	 * Maybe set date paid.
-	 *
-	 * Sets the date paid variable when transitioning to the payment complete
-	 * order status.
-	 *
-	 * @since 1.0.19
-	 */
-	public function maybe_set_date_paid() {
-
-		if ( ! $this->get_date_completed( 'edit' ) && $this->is_paid() ) {
-			$this->set_date_completed( current_time( 'mysql' ) );
-		}
-	}
-
-    /**
-	 * Set parent invoice ID.
-	 *
-	 * @since 1.0.19
-	 */
-	public function set_parent_id( $value ) {
-		if ( $value && ( $value === $this->get_id() ) ) {
-			return;
-		}
-		$this->set_prop( 'parent_id', absint( $value ) );
-    }
-
-    /**
-	 * Set plugin version when the invoice was created.
-	 *
-	 * @since 1.0.19
-	 */
-	public function set_version( $value ) {
-		$this->set_prop( 'version', $value );
-    }
-
-    /**
-	 * Set date when the invoice was created.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Value to set.
+    }
+
+    /**
+     * Sets item status.
+     *
+     * @since 1.0.19
+     * @param string $new_status    New status.
+     * @param string $note          Optional note to add.
+     * @param bool   $manual_update Is this a manual status change?.
+     * @return array details of change.
+     */
+    public function set_status( $new_status, $note = '', $manual_update = false ) {
+        $old_status = $this->get_status();
+
+        $statuses = $this->get_all_statuses();
+
+        if ( isset( $statuses['draft'] ) ) {
+            unset( $statuses['draft'] );
+        }
+
+        $this->set_prop( 'status', $new_status );
+
+        // If setting the status, ensure it's set to a valid status.
+        if ( true === $this->object_read ) {
+
+            // Only allow valid new status.
+            if ( ! array_key_exists( $new_status, $statuses ) ) {
+                $new_status = $this->get_default_status();
+            }
+
+            // If the old status is set but unknown (e.g. draft) assume its pending for action usage.
+            if ( $old_status && ! array_key_exists( $new_status, $statuses ) ) {
+                $old_status = $this->get_default_status();
+            }
+
+            // Paid - Renewal (i.e when duplicating a parent invoice )
+            if ( $new_status == 'wpi-pending' && $old_status == 'publish' && ! $this->get_id() ) {
+                $old_status = 'wpi-pending';
+            }
+
+            if ( $old_status !== $new_status ) {
+                $this->status_transition = array(
+                    'from'   => ! empty( $this->status_transition['from'] ) ? $this->status_transition['from'] : $old_status,
+                    'to'     => $new_status,
+                    'note'   => $note,
+                    'manual' => (bool) $manual_update,
+                );
+
+                if ( $manual_update ) {
+                    do_action( 'getpaid_' . $this->object_type . '_edit_status', $this->get_id(), $new_status );
+                }
+
+                $this->maybe_set_date_paid();
+
+            }
+        }
+
+        return array(
+            'from' => $old_status,
+            'to'   => $new_status,
+        );
+    }
+
+    /**
+     * Maybe set date paid.
+     *
+     * Sets the date paid variable when transitioning to the payment complete
+     * order status.
+     *
+     * @since 1.0.19
+     */
+    public function maybe_set_date_paid() {
+
+        if ( ! $this->get_date_completed( 'edit' ) && $this->is_paid() ) {
+            $this->set_date_completed( current_time( 'mysql' ) );
+        }
+    }
+
+    /**
+     * Set parent invoice ID.
+     *
+     * @since 1.0.19
+     */
+    public function set_parent_id( $value ) {
+        if ( $value && ( $value === $this->get_id() ) ) {
+            return;
+        }
+        $this->set_prop( 'parent_id', absint( $value ) );
+    }
+
+    /**
+     * Set plugin version when the invoice was created.
+     *
+     * @since 1.0.19
+     */
+    public function set_version( $value ) {
+        $this->set_prop( 'version', $value );
+    }
+
+    /**
+     * Set date when the invoice was created.
+     *
+     * @since 1.0.19
+     * @param string $value Value to set.
      * @return bool Whether or not the date was set.
-	 */
-	public function set_date_created( $value ) {
+     */
+    public function set_date_created( $value ) {
         $date = strtotime( $value );
 
         if ( $date && $value !== '0000-00-00 00:00:00' ) {
@@ -2134,19 +2134,19 @@ 
             return true;
         }
 
-		$this->set_prop( 'date_created', '' );
-		return false;
+        $this->set_prop( 'date_created', '' );
+        return false;
 
     }
 
     /**
-	 * Set date invoice due date.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Value to set.
+     * Set date invoice due date.
+     *
+     * @since 1.0.19
+     * @param string $value Value to set.
      * @return bool Whether or not the date was set.
-	 */
-	public function set_due_date( $value ) {
+     */
+    public function set_due_date( $value ) {
         $date = strtotime( $value );
 
         if ( $date && $value !== '0000-00-00 00:00:00' ) {
@@ -2154,29 +2154,29 @@ 
             return true;
         }
 
-		$this->set_prop( 'due_date', '' );
+        $this->set_prop( 'due_date', '' );
         return false;
 
     }
 
     /**
-	 * Alias of self::set_due_date().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New name.
-	 */
-	public function set_date_due( $value ) {
-		$this->set_due_date( $value );
+     * Alias of self::set_due_date().
+     *
+     * @since 1.0.19
+     * @param  string $value New name.
+     */
+    public function set_date_due( $value ) {
+        $this->set_due_date( $value );
     }
 
     /**
-	 * Set date invoice was completed.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Value to set.
+     * Set date invoice was completed.
+     *
+     * @since 1.0.19
+     * @param string $value Value to set.
      * @return bool Whether or not the date was set.
-	 */
-	public function set_completed_date( $value ) {
+     */
+    public function set_completed_date( $value ) {
         $date = strtotime( $value );
 
         if ( $date && $value !== '0000-00-00 00:00:00' ) {
@@ -2184,29 +2184,29 @@ 
             return true;
         }
 
-		$this->set_prop( 'completed_date', '' );
+        $this->set_prop( 'completed_date', '' );
         return false;
 
     }
 
     /**
-	 * Alias of self::set_completed_date().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New name.
-	 */
-	public function set_date_completed( $value ) {
-		$this->set_completed_date( $value );
+     * Alias of self::set_completed_date().
+     *
+     * @since 1.0.19
+     * @param  string $value New name.
+     */
+    public function set_date_completed( $value ) {
+        $this->set_completed_date( $value );
     }
 
     /**
-	 * Set date when the invoice was last modified.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Value to set.
+     * Set date when the invoice was last modified.
+     *
+     * @since 1.0.19
+     * @param string $value Value to set.
      * @return bool Whether or not the date was set.
-	 */
-	public function set_date_modified( $value ) {
+     */
+    public function set_date_modified( $value ) {
         $date = strtotime( $value );
 
         if ( $date && $value !== '0000-00-00 00:00:00' ) {
@@ -2214,813 +2214,813 @@ 
             return true;
         }
 
-		$this->set_prop( 'date_modified', '' );
+        $this->set_prop( 'date_modified', '' );
         return false;
 
     }
 
     /**
-	 * Set the invoice number.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New number.
-	 */
-	public function set_number( $value ) {
+     * Set the invoice number.
+     *
+     * @since 1.0.19
+     * @param  string $value New number.
+     */
+    public function set_number( $value ) {
         $number = sanitize_text_field( $value );
-		$this->set_prop( 'number', $number );
+        $this->set_prop( 'number', $number );
     }
 
     /**
-	 * Set the invoice type.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value Type.
-	 */
-	public function set_type( $value ) {
+     * Set the invoice type.
+     *
+     * @since 1.0.19
+     * @param  string $value Type.
+     */
+    public function set_type( $value ) {
         $type = sanitize_text_field( str_replace( 'wpi_', '', $value ) );
-		$this->set_prop( 'type', $type );
-	}
+        $this->set_prop( 'type', $type );
+    }
 
     /**
-	 * Set the invoice post type.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value Post type.
-	 */
-	public function set_post_type( $value ) {
+     * Set the invoice post type.
+     *
+     * @since 1.0.19
+     * @param  string $value Post type.
+     */
+    public function set_post_type( $value ) {
         if ( getpaid_is_invoice_post_type( $value ) ) {
-			$this->set_type( $value );
+            $this->set_type( $value );
             $this->set_prop( 'post_type', $value );
         }
     }
 
     /**
-	 * Set the invoice key.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New key.
-	 */
-	public function set_key( $value ) {
+     * Set the invoice key.
+     *
+     * @since 1.0.19
+     * @param  string $value New key.
+     */
+    public function set_key( $value ) {
         $key = sanitize_text_field( $value );
-		$this->set_prop( 'key', $key );
+        $this->set_prop( 'key', $key );
     }
 
     /**
-	 * Set the invoice mode.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value mode.
-	 */
-	public function set_mode( $value ) {
+     * Set the invoice mode.
+     *
+     * @since 1.0.19
+     * @param  string $value mode.
+     */
+    public function set_mode( $value ) {
         if ( in_array( $value, array( 'live', 'test' ) ) ) {
             $this->set_prop( 'mode', $value );
         }
     }
 
     /**
-	 * Set the invoice path.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value path.
-	 */
-	public function set_path( $value ) {
+     * Set the invoice path.
+     *
+     * @since 1.0.19
+     * @param  string $value path.
+     */
+    public function set_path( $value ) {
         $this->set_prop( 'path', $value );
     }
 
     /**
-	 * Set the invoice name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New name.
-	 */
-	public function set_name( $value ) {
+     * Set the invoice name.
+     *
+     * @since 1.0.19
+     * @param  string $value New name.
+     */
+    public function set_name( $value ) {
         $name = sanitize_text_field( $value );
-		$this->set_prop( 'name', $name );
+        $this->set_prop( 'name', $name );
     }
 
     /**
-	 * Alias of self::set_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New name.
-	 */
-	public function set_title( $value ) {
-		$this->set_name( $value );
+     * Alias of self::set_name().
+     *
+     * @since 1.0.19
+     * @param  string $value New name.
+     */
+    public function set_title( $value ) {
+        $this->set_name( $value );
     }
 
     /**
-	 * Set the invoice description.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New description.
-	 */
-	public function set_description( $value ) {
+     * Set the invoice description.
+     *
+     * @since 1.0.19
+     * @param  string $value New description.
+     */
+    public function set_description( $value ) {
         $description = wp_kses_post( $value );
-		$this->set_prop( 'description', $description );
+        $this->set_prop( 'description', $description );
+    }
+
+    /**
+     * Alias of self::set_description().
+     *
+     * @since 1.0.19
+     * @param  string $value New description.
+     */
+    public function set_excerpt( $value ) {
+        $this->set_description( $value );
+    }
+
+    /**
+     * Alias of self::set_description().
+     *
+     * @since 1.0.19
+     * @param  string $value New description.
+     */
+    public function set_summary( $value ) {
+        $this->set_description( $value );
+    }
+
+    /**
+     * Set the receiver of the invoice.
+     *
+     * @since 1.0.19
+     * @param  int $value New author.
+     */
+    public function set_author( $value ) {
+        $user = get_user_by( 'id', (int) $value );
+
+        if ( $user && $user->ID ) {
+            $this->set_prop( 'author', $user->ID );
+            $this->set_prop( 'email', $user->user_email );
+        }
+
+    }
+
+    /**
+     * Alias of self::set_author().
+     *
+     * @since 1.0.19
+     * @param  int $value New user id.
+     */
+    public function set_user_id( $value ) {
+        $this->set_author( $value );
+    }
+
+    /**
+     * Alias of self::set_author().
+     *
+     * @since 1.0.19
+     * @param  int $value New user id.
+     */
+    public function set_customer_id( $value ) {
+        $this->set_author( $value );
+    }
+
+    /**
+     * Set the customer's ip.
+     *
+     * @since 1.0.19
+     * @param  string $value ip address.
+     */
+    public function set_ip( $value ) {
+        $this->set_prop( 'ip', $value );
+    }
+
+    /**
+     * Alias of self::set_ip().
+     *
+     * @since 1.0.19
+     * @param  string $value ip address.
+     */
+    public function set_user_ip( $value ) {
+        $this->set_ip( $value );
+    }
+
+    /**
+     * Set the customer's first name.
+     *
+     * @since 1.0.19
+     * @param  string $value first name.
+     */
+    public function set_first_name( $value ) {
+        $this->set_prop( 'first_name', $value );
+    }
+
+    /**
+     * Alias of self::set_first_name().
+     *
+     * @since 1.0.19
+     * @param  string $value first name.
+     */
+    public function set_user_first_name( $value ) {
+        $this->set_first_name( $value );
+    }
+
+    /**
+     * Alias of self::set_first_name().
+     *
+     * @since 1.0.19
+     * @param  string $value first name.
+     */
+    public function set_customer_first_name( $value ) {
+        $this->set_first_name( $value );
+    }
+
+    /**
+     * Set the customer's last name.
+     *
+     * @since 1.0.19
+     * @param  string $value last name.
+     */
+    public function set_last_name( $value ) {
+        $this->set_prop( 'last_name', $value );
+    }
+
+    /**
+     * Alias of self::set_last_name().
+     *
+     * @since 1.0.19
+     * @param  string $value last name.
+     */
+    public function set_user_last_name( $value ) {
+        $this->set_last_name( $value );
+    }
+
+    /**
+     * Alias of self::set_last_name().
+     *
+     * @since 1.0.19
+     * @param  string $value last name.
+     */
+    public function set_customer_last_name( $value ) {
+        $this->set_last_name( $value );
+    }
+
+    /**
+     * Set the customer's phone number.
+     *
+     * @since 1.0.19
+     * @param  string $value phone.
+     */
+    public function set_phone( $value ) {
+        $this->set_prop( 'phone', $value );
     }
 
     /**
-	 * Alias of self::set_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New description.
-	 */
-	public function set_excerpt( $value ) {
-		$this->set_description( $value );
+     * Alias of self::set_phone().
+     *
+     * @since 1.0.19
+     * @param  string $value phone.
+     */
+    public function set_user_phone( $value ) {
+        $this->set_phone( $value );
     }
 
     /**
-	 * Alias of self::set_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New description.
-	 */
-	public function set_summary( $value ) {
-		$this->set_description( $value );
+     * Alias of self::set_phone().
+     *
+     * @since 1.0.19
+     * @param  string $value phone.
+     */
+    public function set_customer_phone( $value ) {
+        $this->set_phone( $value );
     }
 
     /**
-	 * Set the receiver of the invoice.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value New author.
-	 */
-	public function set_author( $value ) {
-		$user = get_user_by( 'id', (int) $value );
+     * Alias of self::set_phone().
+     *
+     * @since 1.0.19
+     * @param  string $value phone.
+     */
+    public function set_phone_number( $value ) {
+        $this->set_phone( $value );
+    }
 
-		if ( $user && $user->ID ) {
-			$this->set_prop( 'author', $user->ID );
-			$this->set_prop( 'email', $user->user_email );
-		}
+    /**
+     * Set the customer's email address.
+     *
+     * @since 1.0.19
+     * @param  string $value email address.
+     */
+    public function set_email( $value ) {
+        $this->set_prop( 'email', $value );
+    }
 
+    /**
+     * Alias of self::set_email().
+     *
+     * @since 1.0.19
+     * @param  string $value email address.
+     */
+    public function set_user_email( $value ) {
+        $this->set_email( $value );
     }
 
     /**
-	 * Alias of self::set_author().
-	 *
-	 * @since 1.0.19
-	 * @param  int $value New user id.
-	 */
-	public function set_user_id( $value ) {
-		$this->set_author( $value );
+     * Alias of self::set_email().
+     *
+     * @since 1.0.19
+     * @param  string $value email address.
+     */
+    public function set_email_address( $value ) {
+        $this->set_email( $value );
     }
 
     /**
-	 * Alias of self::set_author().
-	 *
-	 * @since 1.0.19
-	 * @param  int $value New user id.
-	 */
-	public function set_customer_id( $value ) {
-		$this->set_author( $value );
+     * Alias of self::set_email().
+     *
+     * @since 1.0.19
+     * @param  string $value email address.
+     */
+    public function set_customer_email( $value ) {
+        $this->set_email( $value );
     }
 
     /**
-	 * Set the customer's ip.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value ip address.
-	 */
-	public function set_ip( $value ) {
-		$this->set_prop( 'ip', $value );
+     * Set the customer's country.
+     *
+     * @since 1.0.19
+     * @param  string $value country.
+     */
+    public function set_country( $value ) {
+        $this->set_prop( 'country', $value );
     }
 
     /**
-	 * Alias of self::set_ip().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value ip address.
-	 */
-	public function set_user_ip( $value ) {
-		$this->set_ip( $value );
+     * Alias of self::set_country().
+     *
+     * @since 1.0.19
+     * @param  string $value country.
+     */
+    public function set_user_country( $value ) {
+        $this->set_country( $value );
     }
 
     /**
-	 * Set the customer's first name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value first name.
-	 */
-	public function set_first_name( $value ) {
-		$this->set_prop( 'first_name', $value );
+     * Alias of self::set_country().
+     *
+     * @since 1.0.19
+     * @param  string $value country.
+     */
+    public function set_customer_country( $value ) {
+        $this->set_country( $value );
     }
 
     /**
-	 * Alias of self::set_first_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value first name.
-	 */
-	public function set_user_first_name( $value ) {
-		$this->set_first_name( $value );
+     * Set the customer's state.
+     *
+     * @since 1.0.19
+     * @param  string $value state.
+     */
+    public function set_state( $value ) {
+        $this->set_prop( 'state', $value );
     }
 
     /**
-	 * Alias of self::set_first_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value first name.
-	 */
-	public function set_customer_first_name( $value ) {
-		$this->set_first_name( $value );
+     * Alias of self::set_state().
+     *
+     * @since 1.0.19
+     * @param  string $value state.
+     */
+    public function set_user_state( $value ) {
+        $this->set_state( $value );
     }
 
     /**
-	 * Set the customer's last name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value last name.
-	 */
-	public function set_last_name( $value ) {
-		$this->set_prop( 'last_name', $value );
+     * Alias of self::set_state().
+     *
+     * @since 1.0.19
+     * @param  string $value state.
+     */
+    public function set_customer_state( $value ) {
+        $this->set_state( $value );
     }
 
     /**
-	 * Alias of self::set_last_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value last name.
-	 */
-	public function set_user_last_name( $value ) {
-		$this->set_last_name( $value );
+     * Set the customer's city.
+     *
+     * @since 1.0.19
+     * @param  string $value city.
+     */
+    public function set_city( $value ) {
+        $this->set_prop( 'city', $value );
     }
 
     /**
-	 * Alias of self::set_last_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value last name.
-	 */
-	public function set_customer_last_name( $value ) {
-		$this->set_last_name( $value );
+     * Alias of self::set_city().
+     *
+     * @since 1.0.19
+     * @param  string $value city.
+     */
+    public function set_user_city( $value ) {
+        $this->set_city( $value );
     }
 
     /**
-	 * Set the customer's phone number.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value phone.
-	 */
-	public function set_phone( $value ) {
-		$this->set_prop( 'phone', $value );
+     * Alias of self::set_city().
+     *
+     * @since 1.0.19
+     * @param  string $value city.
+     */
+    public function set_customer_city( $value ) {
+        $this->set_city( $value );
     }
 
     /**
-	 * Alias of self::set_phone().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value phone.
-	 */
-	public function set_user_phone( $value ) {
-		$this->set_phone( $value );
+     * Set the customer's zip code.
+     *
+     * @since 1.0.19
+     * @param  string $value zip.
+     */
+    public function set_zip( $value ) {
+        $this->set_prop( 'zip', $value );
     }
 
     /**
-	 * Alias of self::set_phone().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value phone.
-	 */
-	public function set_customer_phone( $value ) {
-		$this->set_phone( $value );
+     * Alias of self::set_zip().
+     *
+     * @since 1.0.19
+     * @param  string $value zip.
+     */
+    public function set_user_zip( $value ) {
+        $this->set_zip( $value );
     }
 
     /**
-	 * Alias of self::set_phone().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value phone.
-	 */
-	public function set_phone_number( $value ) {
-		$this->set_phone( $value );
+     * Alias of self::set_zip().
+     *
+     * @since 1.0.19
+     * @param  string $value zip.
+     */
+    public function set_customer_zip( $value ) {
+        $this->set_zip( $value );
     }
 
     /**
-	 * Set the customer's email address.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value email address.
-	 */
-	public function set_email( $value ) {
-		$this->set_prop( 'email', $value );
+     * Set the customer's company.
+     *
+     * @since 1.0.19
+     * @param  string $value company.
+     */
+    public function set_company( $value ) {
+        $this->set_prop( 'company', $value );
     }
 
     /**
-	 * Alias of self::set_email().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value email address.
-	 */
-	public function set_user_email( $value ) {
-		$this->set_email( $value );
+     * Alias of self::set_company().
+     *
+     * @since 1.0.19
+     * @param  string $value company.
+     */
+    public function set_user_company( $value ) {
+        $this->set_company( $value );
     }
 
     /**
-	 * Alias of self::set_email().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value email address.
-	 */
-	public function set_email_address( $value ) {
-		$this->set_email( $value );
+     * Alias of self::set_company().
+     *
+     * @since 1.0.19
+     * @param  string $value company.
+     */
+    public function set_customer_company( $value ) {
+        $this->set_company( $value );
     }
 
     /**
-	 * Alias of self::set_email().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value email address.
-	 */
-	public function set_customer_email( $value ) {
-		$this->set_email( $value );
+     * Set the customer's company id.
+     *
+     * @since 1.0.19
+     * @param  string $value company id.
+     */
+    public function set_company_id( $value ) {
+        $this->set_prop( 'company_id', $value );
     }
 
     /**
-	 * Set the customer's country.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value country.
-	 */
-	public function set_country( $value ) {
-		$this->set_prop( 'country', $value );
+     * Set the customer's var number.
+     *
+     * @since 1.0.19
+     * @param  string $value var number.
+     */
+    public function set_vat_number( $value ) {
+        $this->set_prop( 'vat_number', $value );
     }
 
     /**
-	 * Alias of self::set_country().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value country.
-	 */
-	public function set_user_country( $value ) {
-		$this->set_country( $value );
+     * Alias of self::set_vat_number().
+     *
+     * @since 1.0.19
+     * @param  string $value var number.
+     */
+    public function set_user_vat_number( $value ) {
+        $this->set_vat_number( $value );
     }
 
     /**
-	 * Alias of self::set_country().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value country.
-	 */
-	public function set_customer_country( $value ) {
-		$this->set_country( $value );
+     * Alias of self::set_vat_number().
+     *
+     * @since 1.0.19
+     * @param  string $value var number.
+     */
+    public function set_customer_vat_number( $value ) {
+        $this->set_vat_number( $value );
     }
 
     /**
-	 * Set the customer's state.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value state.
-	 */
-	public function set_state( $value ) {
-		$this->set_prop( 'state', $value );
+     * Set the customer's vat rate.
+     *
+     * @since 1.0.19
+     * @param  string $value var rate.
+     */
+    public function set_vat_rate( $value ) {
+        $this->set_prop( 'vat_rate', $value );
     }
 
     /**
-	 * Alias of self::set_state().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value state.
-	 */
-	public function set_user_state( $value ) {
-		$this->set_state( $value );
+     * Alias of self::set_vat_rate().
+     *
+     * @since 1.0.19
+     * @param  string $value var number.
+     */
+    public function set_user_vat_rate( $value ) {
+        $this->set_vat_rate( $value );
     }
 
     /**
-	 * Alias of self::set_state().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value state.
-	 */
-	public function set_customer_state( $value ) {
-		$this->set_state( $value );
+     * Alias of self::set_vat_rate().
+     *
+     * @since 1.0.19
+     * @param  string $value var number.
+     */
+    public function set_customer_vat_rate( $value ) {
+        $this->set_vat_rate( $value );
     }
 
     /**
-	 * Set the customer's city.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value city.
-	 */
-	public function set_city( $value ) {
-		$this->set_prop( 'city', $value );
+     * Set the customer's address.
+     *
+     * @since 1.0.19
+     * @param  string $value address.
+     */
+    public function set_address( $value ) {
+        $this->set_prop( 'address', $value );
     }
 
     /**
-	 * Alias of self::set_city().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value city.
-	 */
-	public function set_user_city( $value ) {
-		$this->set_city( $value );
+     * Alias of self::set_address().
+     *
+     * @since 1.0.19
+     * @param  string $value address.
+     */
+    public function set_user_address( $value ) {
+        $this->set_address( $value );
     }
 
     /**
-	 * Alias of self::set_city().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value city.
-	 */
-	public function set_customer_city( $value ) {
-		$this->set_city( $value );
+     * Alias of self::set_address().
+     *
+     * @since 1.0.19
+     * @param  string $value address.
+     */
+    public function set_customer_address( $value ) {
+        $this->set_address( $value );
     }
 
     /**
-	 * Set the customer's zip code.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value zip.
-	 */
-	public function set_zip( $value ) {
-		$this->set_prop( 'zip', $value );
+     * Set whether the customer has viewed the invoice or not.
+     *
+     * @since 1.0.19
+     * @param  int|bool $value confirmed.
+     */
+    public function set_is_viewed( $value ) {
+        $this->set_prop( 'is_viewed', $value );
     }
 
     /**
-	 * Alias of self::set_zip().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value zip.
-	 */
-	public function set_user_zip( $value ) {
-		$this->set_zip( $value );
+     * Set extra email recipients.
+     *
+     * @since 1.0.19
+     * @param  string $value email recipients.
+     */
+    public function set_email_cc( $value ) {
+        $this->set_prop( 'email_cc', $value );
     }
 
     /**
-	 * Alias of self::set_zip().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value zip.
-	 */
-	public function set_customer_zip( $value ) {
-		$this->set_zip( $value );
+     * Set the invoice template.
+     *
+     * @since 1.0.19
+     * @param  string $value template.
+     */
+    public function set_template( $value ) {
+        if ( in_array( $value, array( 'quantity', 'hours', 'amount' ) ) ) {
+            $this->set_prop( 'template', $value );
+        }
     }
 
     /**
-	 * Set the customer's company.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value company.
-	 */
-	public function set_company( $value ) {
-		$this->set_prop( 'company', $value );
+     * Set the invoice source.
+     *
+     * @since 1.0.19
+     * @param  string $value source.
+     * @deprecated
+     */
+    public function created_via( $value ) {
+        $this->set_created_via( sanitize_text_field( $value ) );
     }
 
     /**
-	 * Alias of self::set_company().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value company.
-	 */
-	public function set_user_company( $value ) {
-		$this->set_company( $value );
+     * Set the invoice source.
+     *
+     * @since 1.0.19
+     * @param  string $value source.
+     */
+    public function set_created_via( $value ) {
+        $this->set_prop( 'created_via', sanitize_text_field( $value ) );
     }
 
     /**
-	 * Alias of self::set_company().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value company.
-	 */
-	public function set_customer_company( $value ) {
-		$this->set_company( $value );
-    }
-
-	/**
-	 * Set the customer's company id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value company id.
-	 */
-	public function set_company_id( $value ) {
-		$this->set_prop( 'company_id', $value );
+     * Set the customer's address confirmed status.
+     *
+     * @since 1.0.19
+     * @param  int|bool $value confirmed.
+     */
+    public function set_address_confirmed( $value ) {
+        $this->set_prop( 'address_confirmed', $value );
     }
 
     /**
-	 * Set the customer's var number.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value var number.
-	 */
-	public function set_vat_number( $value ) {
-		$this->set_prop( 'vat_number', $value );
+     * Alias of self::set_address_confirmed().
+     *
+     * @since 1.0.19
+     * @param  int|bool $value confirmed.
+     */
+    public function set_user_address_confirmed( $value ) {
+        $this->set_address_confirmed( $value );
     }
 
     /**
-	 * Alias of self::set_vat_number().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value var number.
-	 */
-	public function set_user_vat_number( $value ) {
-		$this->set_vat_number( $value );
+     * Alias of self::set_address_confirmed().
+     *
+     * @since 1.0.19
+     * @param  int|bool $value confirmed.
+     */
+    public function set_customer_address_confirmed( $value ) {
+        $this->set_address_confirmed( $value );
     }
 
     /**
-	 * Alias of self::set_vat_number().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value var number.
-	 */
-	public function set_customer_vat_number( $value ) {
-		$this->set_vat_number( $value );
+     * Set the shipping fee
+     *
+     * @since 1.0.19
+     * @param  float $value shipping amount.
+     */
+    public function set_shipping( $value ) {
+
+        if ( ! is_numeric( $value ) ) {
+            return $this->set_prop( 'shipping', null );
+        }
+
+        $this->set_prop( 'shipping', max( 0, floatval( $value ) ) );
     }
 
     /**
-	 * Set the customer's vat rate.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value var rate.
-	 */
-	public function set_vat_rate( $value ) {
-		$this->set_prop( 'vat_rate', $value );
+     * Set the invoice sub total.
+     *
+     * @since 1.0.19
+     * @param  float $value sub total.
+     */
+    public function set_subtotal( $value ) {
+        $this->set_prop( 'subtotal', max( 0, $value ) );
     }
 
-    /**
-	 * Alias of self::set_vat_rate().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value var number.
-	 */
-	public function set_user_vat_rate( $value ) {
-		$this->set_vat_rate( $value );
-    }
-
-    /**
-	 * Alias of self::set_vat_rate().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value var number.
-	 */
-	public function set_customer_vat_rate( $value ) {
-		$this->set_vat_rate( $value );
-    }
-
-    /**
-	 * Set the customer's address.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value address.
-	 */
-	public function set_address( $value ) {
-		$this->set_prop( 'address', $value );
-    }
-
-    /**
-	 * Alias of self::set_address().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value address.
-	 */
-	public function set_user_address( $value ) {
-		$this->set_address( $value );
-    }
-
-    /**
-	 * Alias of self::set_address().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value address.
-	 */
-	public function set_customer_address( $value ) {
-		$this->set_address( $value );
-    }
-
-    /**
-	 * Set whether the customer has viewed the invoice or not.
-	 *
-	 * @since 1.0.19
-	 * @param  int|bool $value confirmed.
-	 */
-	public function set_is_viewed( $value ) {
-		$this->set_prop( 'is_viewed', $value );
-	}
-
-	/**
-	 * Set extra email recipients.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value email recipients.
-	 */
-	public function set_email_cc( $value ) {
-		$this->set_prop( 'email_cc', $value );
-	}
-
-	/**
-	 * Set the invoice template.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value template.
-	 */
-	public function set_template( $value ) {
-		if ( in_array( $value, array( 'quantity', 'hours', 'amount' ) ) ) {
-			$this->set_prop( 'template', $value );
-		}
-	}
-
-	/**
-	 * Set the invoice source.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value source.
-	 * @deprecated
-	 */
-	public function created_via( $value ) {
-		$this->set_created_via( sanitize_text_field( $value ) );
-	}
-
-	/**
-	 * Set the invoice source.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value source.
-	 */
-	public function set_created_via( $value ) {
-		$this->set_prop( 'created_via', sanitize_text_field( $value ) );
-	}
-
-	/**
-	 * Set the customer's address confirmed status.
-	 *
-	 * @since 1.0.19
-	 * @param  int|bool $value confirmed.
-	 */
-	public function set_address_confirmed( $value ) {
-		$this->set_prop( 'address_confirmed', $value );
-    }
-
-    /**
-	 * Alias of self::set_address_confirmed().
-	 *
-	 * @since 1.0.19
-	 * @param  int|bool $value confirmed.
-	 */
-	public function set_user_address_confirmed( $value ) {
-		$this->set_address_confirmed( $value );
-    }
-
-    /**
-	 * Alias of self::set_address_confirmed().
-	 *
-	 * @since 1.0.19
-	 * @param  int|bool $value confirmed.
-	 */
-	public function set_customer_address_confirmed( $value ) {
-		$this->set_address_confirmed( $value );
-    }
-
-    /**
-	 * Set the shipping fee
-	 *
-	 * @since 1.0.19
-	 * @param  float $value shipping amount.
-	 */
-	public function set_shipping( $value ) {
-
-		if ( ! is_numeric( $value ) ) {
-			return $this->set_prop( 'shipping', null );
-		}
-
-		$this->set_prop( 'shipping', max( 0, floatval( $value ) ) );
-	}
-
-	/**
-	 * Set the invoice sub total.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value sub total.
-	 */
-	public function set_subtotal( $value ) {
-		$this->set_prop( 'subtotal', max( 0, $value ) );
-	}
-
-	/**
-	 * Set the invoice total.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value sub total.
-	 */
-	public function set_total( $value ) {
-		$this->set_prop( 'total', max( 0, $value ) );
+    /**
+     * Set the invoice total.
+     *
+     * @since 1.0.19
+     * @param  float $value sub total.
+     */
+    public function set_total( $value ) {
+        $this->set_prop( 'total', max( 0, $value ) );
     }
 
     /**
-	 * Set the invoice discount amount.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value discount total.
-	 */
-	public function set_total_discount( $value ) {
-		$this->set_prop( 'total_discount', max( 0, $value ) );
+     * Set the invoice discount amount.
+     *
+     * @since 1.0.19
+     * @param  float $value discount total.
+     */
+    public function set_total_discount( $value ) {
+        $this->set_prop( 'total_discount', max( 0, $value ) );
     }
 
     /**
-	 * Alias of self::set_total_discount().
-	 *
-	 * @since 1.0.19
-	 * @param  float $value discount total.
-	 */
-	public function set_discount( $value ) {
-		$this->set_total_discount( $value );
+     * Alias of self::set_total_discount().
+     *
+     * @since 1.0.19
+     * @param  float $value discount total.
+     */
+    public function set_discount( $value ) {
+        $this->set_total_discount( $value );
     }
 
     /**
-	 * Set the invoice tax amount.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value tax total.
-	 */
-	public function set_total_tax( $value ) {
-		$this->set_prop( 'total_tax', max( 0, $value ) );
+     * Set the invoice tax amount.
+     *
+     * @since 1.0.19
+     * @param  float $value tax total.
+     */
+    public function set_total_tax( $value ) {
+        $this->set_prop( 'total_tax', max( 0, $value ) );
     }
 
     /**
-	 * Alias of self::set_total_tax().
-	 *
-	 * @since 1.0.19
-	 * @param  float $value tax total.
-	 */
-	public function set_tax_total( $value ) {
-		$this->set_total_tax( $value );
+     * Alias of self::set_total_tax().
+     *
+     * @since 1.0.19
+     * @param  float $value tax total.
+     */
+    public function set_tax_total( $value ) {
+        $this->set_total_tax( $value );
     }
 
     /**
-	 * Set the invoice fees amount.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value fees total.
-	 */
-	public function set_total_fees( $value ) {
-		$this->set_prop( 'total_fees', max( 0, $value ) );
+     * Set the invoice fees amount.
+     *
+     * @since 1.0.19
+     * @param  float $value fees total.
+     */
+    public function set_total_fees( $value ) {
+        $this->set_prop( 'total_fees', max( 0, $value ) );
     }
 
     /**
-	 * Alias of self::set_total_fees().
-	 *
-	 * @since 1.0.19
-	 * @param  float $value fees total.
-	 */
-	public function set_fees_total( $value ) {
-		$this->set_total_fees( $value );
+     * Alias of self::set_total_fees().
+     *
+     * @since 1.0.19
+     * @param  float $value fees total.
+     */
+    public function set_fees_total( $value ) {
+        $this->set_total_fees( $value );
     }
 
     /**
-	 * Set the invoice fees.
-	 *
-	 * @since 1.0.19
-	 * @param  array $value fees.
-	 */
-	public function set_fees( $value ) {
+     * Set the invoice fees.
+     *
+     * @since 1.0.19
+     * @param  array $value fees.
+     */
+    public function set_fees( $value ) {
 
-		if ( ! is_array( $value ) ) {
-			$value = array();
-		}
+        if ( ! is_array( $value ) ) {
+            $value = array();
+        }
 
-		$this->set_prop( 'fees', $value );
+        $this->set_prop( 'fees', $value );
 
     }
 
     /**
-	 * Set the invoice taxes.
-	 *
-	 * @since 1.0.19
-	 * @param  array $value taxes.
-	 */
-	public function set_taxes( $value ) {
+     * Set the invoice taxes.
+     *
+     * @since 1.0.19
+     * @param  array $value taxes.
+     */
+    public function set_taxes( $value ) {
 
-		if ( ! is_array( $value ) ) {
-			$value = array();
-		}
+        if ( ! is_array( $value ) ) {
+            $value = array();
+        }
 
-		$this->set_prop( 'taxes', $value );
+        $this->set_prop( 'taxes', $value );
 
     }
 
     /**
-	 * Set the invoice discounts.
-	 *
-	 * @since 1.0.19
-	 * @param  array $value discounts.
-	 */
-	public function set_discounts( $value ) {
+     * Set the invoice discounts.
+     *
+     * @since 1.0.19
+     * @param  array $value discounts.
+     */
+    public function set_discounts( $value ) {
 
-		if ( ! is_array( $value ) ) {
-			$value = array();
-		}
+        if ( ! is_array( $value ) ) {
+            $value = array();
+        }
 
-		$this->set_prop( 'discounts', $value );
+        $this->set_prop( 'discounts', $value );
     }
 
     /**
-	 * Set the invoice items.
-	 *
-	 * @since 1.0.19
-	 * @param  GetPaid_Form_Item[] $value items.
-	 */
-	public function set_items( $value ) {
+     * Set the invoice items.
+     *
+     * @since 1.0.19
+     * @param  GetPaid_Form_Item[] $value items.
+     */
+    public function set_items( $value ) {
 
         // Remove existing items.
         $this->set_prop( 'items', array() );
-		$this->recurring_item = null;
+        $this->recurring_item = null;
 
         // Ensure that we have an array.
         if ( ! is_array( $value ) ) {
@@ -3034,95 +3034,95 @@ 
     }
 
     /**
-	 * Set the payment form.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value payment form.
-	 */
-	public function set_payment_form( $value ) {
-		$this->set_prop( 'payment_form', $value );
+     * Set the payment form.
+     *
+     * @since 1.0.19
+     * @param  int $value payment form.
+     */
+    public function set_payment_form( $value ) {
+        $this->set_prop( 'payment_form', $value );
     }
 
     /**
-	 * Set the submission id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value submission id.
-	 */
-	public function set_submission_id( $value ) {
-		$this->set_prop( 'submission_id', $value );
+     * Set the submission id.
+     *
+     * @since 1.0.19
+     * @param  string $value submission id.
+     */
+    public function set_submission_id( $value ) {
+        $this->set_prop( 'submission_id', $value );
     }
 
     /**
-	 * Set the discount code.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value discount code.
-	 */
-	public function set_discount_code( $value ) {
-		$this->set_prop( 'discount_code', sanitize_text_field( $value ) );
+     * Set the discount code.
+     *
+     * @since 1.0.19
+     * @param  string $value discount code.
+     */
+    public function set_discount_code( $value ) {
+        $this->set_prop( 'discount_code', sanitize_text_field( $value ) );
     }
 
     /**
-	 * Set the gateway.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value gateway.
-	 */
-	public function set_gateway( $value ) {
-		$this->set_prop( 'gateway', $value );
+     * Set the gateway.
+     *
+     * @since 1.0.19
+     * @param  string $value gateway.
+     */
+    public function set_gateway( $value ) {
+        $this->set_prop( 'gateway', $value );
     }
 
     /**
-	 * Set the transaction id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value transaction id.
-	 */
-	public function set_transaction_id( $value ) {
-		if ( ! empty( $value ) ) {
-			$this->set_prop( 'transaction_id', $value );
-		}
+     * Set the transaction id.
+     *
+     * @since 1.0.19
+     * @param  string $value transaction id.
+     */
+    public function set_transaction_id( $value ) {
+        if ( ! empty( $value ) ) {
+            $this->set_prop( 'transaction_id', $value );
+        }
     }
 
     /**
-	 * Set the currency id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value currency id.
-	 */
-	public function set_currency( $value ) {
-		$this->set_prop( 'currency', $value );
+     * Set the currency id.
+     *
+     * @since 1.0.19
+     * @param  string $value currency id.
+     */
+    public function set_currency( $value ) {
+        $this->set_prop( 'currency', $value );
     }
 
-	/**
-	 * Set whether to disable taxes.
-	 *
-	 * @since 1.0.19
-	 * @param  bool $value value.
-	 */
-	public function set_disable_taxes( $value ) {
-		$this->set_prop( 'disable_taxes', (bool) $value );
-	}
+    /**
+     * Set whether to disable taxes.
+     *
+     * @since 1.0.19
+     * @param  bool $value value.
+     */
+    public function set_disable_taxes( $value ) {
+        $this->set_prop( 'disable_taxes', (bool) $value );
+    }
 
     /**
-	 * Set the subscription id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value subscription id.
-	 */
-	public function set_subscription_id( $value ) {
-		$this->set_prop( 'subscription_id', $value );
-	}
+     * Set the subscription id.
+     *
+     * @since 1.0.19
+     * @param  string $value subscription id.
+     */
+    public function set_subscription_id( $value ) {
+        $this->set_prop( 'subscription_id', $value );
+    }
 
-	/**
-	 * Set the remote subscription id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value subscription id.
-	 */
-	public function set_remote_subscription_id( $value ) {
-		$this->set_prop( 'remote_subscription_id', $value );
+    /**
+     * Set the remote subscription id.
+     *
+     * @since 1.0.19
+     * @param  string $value subscription id.
+     */
+    public function set_remote_subscription_id( $value ) {
+        $this->set_prop( 'remote_subscription_id', $value );
     }
 
     /*
@@ -3161,24 +3161,24 @@ 
      */
     public function is_taxable() {
         return ! $this->get_disable_taxes();
-	}
+    }
 
-	/**
-	 * @deprecated
-	 */
-	public function has_vat() {
+    /**
+     * @deprecated
+     */
+    public function has_vat() {
         return $this->is_taxable();
-	}
+    }
 
-	/**
-	 * Checks to see if the invoice requires payment.
-	 */
-	public function is_free() {
+    /**
+     * Checks to see if the invoice requires payment.
+     */
+    public function is_free() {
         $is_free = ( (float) wpinv_round_amount( $this->get_initial_total() ) == 0 );
 
-		if ( $this->is_recurring() && $this->get_recurring_total() > 0 ) {
-			$is_free = false;
-		}
+        if ( $this->is_recurring() && $this->get_recurring_total() > 0 ) {
+            $is_free = false;
+        }
 
         return apply_filters( 'wpinv_invoice_is_free', $is_free, $this );
     }
@@ -3189,46 +3189,46 @@ 
     public function is_paid() {
         $is_paid = $this->has_status( array( 'publish', 'wpi-processing', 'wpi-renewal' ) );
         return apply_filters( 'wpinv_invoice_is_paid', $is_paid, $this );
-	}
+    }
 
-	/**
+    /**
      * Checks if the invoice needs payment.
      */
-	public function needs_payment() {
-		$needs_payment = ! $this->is_paid() && ! $this->is_refunded() && ! $this->is_free();
+    public function needs_payment() {
+        $needs_payment = ! $this->is_paid() && ! $this->is_refunded() && ! $this->is_free();
         return apply_filters( 'wpinv_needs_payment', $needs_payment, $this );
     }
 
-	/**
+    /**
      * Checks if the invoice is refunded.
      */
-	public function is_refunded() {
+    public function is_refunded() {
         $is_refunded = $this->has_status( 'wpi-refunded' );
         return apply_filters( 'wpinv_invoice_is_refunded', $is_refunded, $this );
-	}
+    }
 
-	/**
+    /**
      * Checks if the invoice is held.
      */
-	public function is_held() {
+    public function is_held() {
         $is_held = $this->has_status( 'wpi-onhold' );
         return apply_filters( 'wpinv_invoice_is_held', $is_held, $this );
-	}
+    }
 
-	/**
+    /**
      * Checks if the invoice is due.
      */
-	public function is_due() {
-		$due_date = $this->get_due_date();
-		return empty( $due_date ) ? false : current_time( 'timestamp' ) > strtotime( $due_date );
-	}
+    public function is_due() {
+        $due_date = $this->get_due_date();
+        return empty( $due_date ) ? false : current_time( 'timestamp' ) > strtotime( $due_date );
+    }
 
-	/**
+    /**
      * Checks if the invoice is draft.
      */
-	public function is_draft() {
+    public function is_draft() {
         return $this->has_status( 'draft, auto-draft' );
-	}
+    }
 
     /**
      * Checks if the invoice has a given status.
@@ -3236,9 +3236,9 @@ 
     public function has_status( $status ) {
         $status = wpinv_parse_list( $status );
         return apply_filters( 'wpinv_has_status', in_array( $this->get_status(), $status ), $status );
-	}
+    }
 
-	/**
+    /**
      * Checks if the invoice is of a given type.
      */
     public function is_type( $type ) {
@@ -3261,25 +3261,25 @@ 
      */
     public function has_free_trial() {
         return $this->is_recurring() && 0 == $this->get_initial_total();
-	}
+    }
 
-	/**
+    /**
      * @deprecated
      */
     public function is_free_trial() {
         return $this->has_free_trial();
     }
 
-	/**
+    /**
      * Check if the initial payment if 0.
      *
      */
-	public function is_initial_free() {
+    public function is_initial_free() {
         $is_initial_free = ! ( (float) wpinv_round_amount( $this->get_initial_total() ) > 0 );
         return apply_filters( 'wpinv_invoice_is_initial_free', $is_initial_free, $this->get_cart_details(), $this );
     }
 
-	/**
+    /**
      * Check if the recurring item has a free trial.
      *
      */
@@ -3292,21 +3292,21 @@ 
 
         $item = $this->get_recurring( true );
         return $item->has_free_trial();
-	}
+    }
 
-	/**
+    /**
      * Check if the free trial is a result of a discount.
      */
     public function is_free_trial_from_discount() {
-		return $this->has_free_trial() && ! $this->item_has_free_trial();
-	}
+        return $this->has_free_trial() && ! $this->item_has_free_trial();
+    }
 
-	/**
+    /**
      * @deprecated
      */
     public function discount_first_payment_only() {
 
-		$discount = wpinv_get_discount_obj( $this->get_discount_code() );
+        $discount = wpinv_get_discount_obj( $this->get_discount_code() );
         if ( ! $discount->exists() || ! $this->is_recurring() ) {
             return true;
         }
@@ -3331,146 +3331,146 @@ 
      */
     public function add_item( $item ) {
 
-		if ( is_array( $item ) ) {
-			$item = $this->process_array_item( $item );
-		}
+        if ( is_array( $item ) ) {
+            $item = $this->process_array_item( $item );
+        }
 
-		if ( is_numeric( $item ) ) {
-			$item = new GetPaid_Form_Item( $item );
-		}
+        if ( is_numeric( $item ) ) {
+            $item = new GetPaid_Form_Item( $item );
+        }
 
         // Make sure that it is available for purchase.
-		if ( $item->get_id() > 0 && ! $item->can_purchase() ) {
-			return new WP_Error( 'invalid_item', __( 'This item is not available for purchase', 'invoicing' ) );
+        if ( $item->get_id() > 0 && ! $item->can_purchase() ) {
+            return new WP_Error( 'invalid_item', __( 'This item is not available for purchase', 'invoicing' ) );
         }
 
         // Do we have a recurring item?
-		if ( $item->is_recurring() ) {
-			$this->recurring_item = $item->get_id();
+        if ( $item->is_recurring() ) {
+            $this->recurring_item = $item->get_id();
         }
 
         // Invoice id.
         $item->invoice_id = (int) $this->get_id();
 
-		// Remove duplicates.
-		$this->remove_item( $item->get_id() );
+        // Remove duplicates.
+        $this->remove_item( $item->get_id() );
 
-		if ( 0 == $item->get_quantity() ) {
-			return;
-		}
+        if ( 0 == $item->get_quantity() ) {
+            return;
+        }
 
-		// Retrieve all items.
+        // Retrieve all items.
         $items   = $this->get_items();
 
-		// Add new item.
+        // Add new item.
         $items[] = $item;
 
         $this->set_prop( 'items', $items );
 
-		return true;
-	}
+        return true;
+    }
 
-	/**
-	 * Converts an array to an item.
-	 *
-	 * @since 1.0.19
-	 * @return GetPaid_Form_Item
-	 */
-	protected function process_array_item( $array ) {
+    /**
+     * Converts an array to an item.
+     *
+     * @since 1.0.19
+     * @return GetPaid_Form_Item
+     */
+    protected function process_array_item( $array ) {
 
-		$item_id = isset( $array['item_id'] ) ? $array['item_id'] : 0;
-		$item    = new GetPaid_Form_Item( $item_id );
+        $item_id = isset( $array['item_id'] ) ? $array['item_id'] : 0;
+        $item    = new GetPaid_Form_Item( $item_id );
 
-		// Set item data.
-		foreach ( array( 'name', 'price', 'description' ) as $key ) {
-			if ( isset( $array[ "item_$key" ] ) ) {
-				$method = "set_$key";
-				$item->$method( $array[ "item_$key" ] );
-			}
-		}
+        // Set item data.
+        foreach ( array( 'name', 'price', 'description' ) as $key ) {
+            if ( isset( $array[ "item_$key" ] ) ) {
+                $method = "set_$key";
+                $item->$method( $array[ "item_$key" ] );
+            }
+        }
 
-		if ( isset( $array['quantity'] ) ) {
-			$item->set_quantity( $array['quantity'] );
-		}
+        if ( isset( $array['quantity'] ) ) {
+            $item->set_quantity( $array['quantity'] );
+        }
 
-		// Set item meta.
-		if ( isset( $array['meta'] ) && is_array( $array['meta'] ) ) {
-			$item->set_item_meta( $array['meta'] );
-		}
+        // Set item meta.
+        if ( isset( $array['meta'] ) && is_array( $array['meta'] ) ) {
+            $item->set_item_meta( $array['meta'] );
+        }
 
-		return $item;
+        return $item;
 
-	}
+    }
 
     /**
-	 * Retrieves a specific item.
-	 *
-	 * @since 1.0.19
-	 * @return GetPaid_Form_Item|null
-	 */
-	public function get_item( $item_id ) {
+     * Retrieves a specific item.
+     *
+     * @since 1.0.19
+     * @return GetPaid_Form_Item|null
+     */
+    public function get_item( $item_id ) {
 
-		foreach ( $this->get_items() as $item ) {
-			if ( (int) $item_id == $item->get_id() ) {
-				return $item;
-			}
-		}
+        foreach ( $this->get_items() as $item ) {
+            if ( (int) $item_id == $item->get_id() ) {
+                return $item;
+            }
+        }
 
-		return null;
+        return null;
     }
 
     /**
-	 * Removes a specific item.
-	 *
-	 * @since 1.0.19
-	 */
-	public function remove_item( $item_id ) {
-		$items   = $this->get_items();
-		$item_id = (int) $item_id;
+     * Removes a specific item.
+     *
+     * @since 1.0.19
+     */
+    public function remove_item( $item_id ) {
+        $items   = $this->get_items();
+        $item_id = (int) $item_id;
 
-		foreach ( $items as $index => $item ) {
-			if ( (int) $item_id == $item->get_id() ) {
-				unset( $items[ $index ] );
-				$this->set_prop( 'items', $items );
+        foreach ( $items as $index => $item ) {
+            if ( (int) $item_id == $item->get_id() ) {
+                unset( $items[ $index ] );
+                $this->set_prop( 'items', $items );
 
-				if ( $item_id == $this->recurring_item ) {
-					$this->recurring_item = null;
-				}
+                if ( $item_id == $this->recurring_item ) {
+                    $this->recurring_item = null;
+                }
 }
-		}
+        }
 
     }
 
     /**
-	 * Adds a fee to the invoice.
-	 *
-	 * @param array $fee An array of fee details. name, initial_fee, and recurring_fee are required.
-	 * @since 1.0.19
-	 */
+     * Adds a fee to the invoice.
+     *
+     * @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 ) {
 
-		$fees                 = $this->get_fees();
-		$fees[ $fee['name'] ] = $fee;
-		$this->set_prop( 'fees', $fees );
+        $fees                 = $this->get_fees();
+        $fees[ $fee['name'] ] = $fee;
+        $this->set_prop( 'fees', $fees );
 
     }
 
     /**
-	 * Retrieves a specific fee.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_fee( $fee ) {
+     * Retrieves a specific fee.
+     *
+     * @since 1.0.19
+     */
+    public function get_fee( $fee ) {
         $fees = $this->get_fees();
-		return isset( $fees[ $fee ] ) ? $fees[ $fee ] : null;
+        return isset( $fees[ $fee ] ) ? $fees[ $fee ] : null;
     }
 
     /**
-	 * Removes a specific fee.
-	 *
-	 * @since 1.0.19
-	 */
-	public function remove_fee( $fee ) {
+     * Removes a specific fee.
+     *
+     * @since 1.0.19
+     */
+    public function remove_fee( $fee ) {
         $fees = $this->get_fees();
         if ( isset( $fees[ $fee ] ) ) {
             unset( $fees[ $fee ] );
@@ -3478,55 +3478,55 @@ 
         }
     }
 
-	/**
-	 * Adds a discount to the invoice.
-	 *
-	 * @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 ) {
+    /**
+     * Adds a discount to the invoice.
+     *
+     * @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 ) {
 
-		$discounts = $this->get_discounts();
-		$discounts[ $discount['name'] ] = $discount;
-		$this->set_prop( 'discounts', $discounts );
+        $discounts = $this->get_discounts();
+        $discounts[ $discount['name'] ] = $discount;
+        $this->set_prop( 'discounts', $discounts );
 
-	}
+    }
 
     /**
-	 * Retrieves a specific discount.
-	 *
-	 * @since 1.0.19
-	 * @return float
-	 */
-	public function get_discount( $discount = false ) {
+     * Retrieves a specific discount.
+     *
+     * @since 1.0.19
+     * @return float
+     */
+    public function get_discount( $discount = false ) {
 
-		// Backwards compatibilty.
-		if ( empty( $discount ) ) {
-			return $this->get_total_discount();
-		}
+        // Backwards compatibilty.
+        if ( empty( $discount ) ) {
+            return $this->get_total_discount();
+        }
 
         $discounts = $this->get_discounts();
-		return isset( $discounts[ $discount ] ) ? $discounts[ $discount ] : null;
+        return isset( $discounts[ $discount ] ) ? $discounts[ $discount ] : null;
     }
 
     /**
-	 * Removes a specific discount.
-	 *
-	 * @since 1.0.19
-	 */
-	public function remove_discount( $discount ) {
+     * Removes a specific discount.
+     *
+     * @since 1.0.19
+     */
+    public function remove_discount( $discount ) {
         $discounts = $this->get_discounts();
         if ( isset( $discounts[ $discount ] ) ) {
             unset( $discounts[ $discount ] );
             $this->set_prop( 'discounts', $discounts );
         }
 
-		if ( 'discount_code' == $discount ) {
-			foreach ( $this->get_items() as $item ) {
-				$item->item_discount           = 0;
-				$item->recurring_item_discount = 0;
-			}
-		}
+        if ( 'discount_code' == $discount ) {
+            foreach ( $this->get_items() as $item ) {
+                $item->item_discount           = 0;
+                $item->recurring_item_discount = 0;
+            }
+        }
 
     }
 
@@ -3539,34 +3539,34 @@ 
         if ( $this->is_taxable() ) {
 
             $taxes                 = $this->get_taxes();
-			$taxes[ $tax['name'] ] = $tax;
-			$this->set_prop( 'taxes', $tax );
+            $taxes[ $tax['name'] ] = $tax;
+            $this->set_prop( 'taxes', $tax );
 
         }
     }
 
     /**
-	 * Retrieves a specific tax.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_tax( $tax = null ) {
+     * Retrieves a specific tax.
+     *
+     * @since 1.0.19
+     */
+    public function get_tax( $tax = null ) {
 
-		// Backwards compatility.
-		if ( empty( $tax ) ) {
-			return $this->get_total_tax();
-		}
+        // Backwards compatility.
+        if ( empty( $tax ) ) {
+            return $this->get_total_tax();
+        }
 
         $taxes = $this->get_taxes();
-		return isset( $taxes[ $tax ] ) ? $taxes[ $tax ] : null;
+        return isset( $taxes[ $tax ] ) ? $taxes[ $tax ] : null;
     }
 
     /**
-	 * Removes a specific tax.
-	 *
-	 * @since 1.0.19
-	 */
-	public function remove_tax( $tax ) {
+     * Removes a specific tax.
+     *
+     * @since 1.0.19
+     */
+    public function remove_tax( $tax ) {
         $taxes = $this->get_taxes();
         if ( isset( $taxes[ $tax ] ) ) {
             unset( $taxes[ $tax ] );
@@ -3575,184 +3575,184 @@ 
     }
 
     /**
-	 * Recalculates the invoice subtotal.
-	 *
-	 * @since 1.0.19
-	 * @return float The recalculated subtotal
-	 */
-	public function recalculate_subtotal() {
+     * Recalculates the invoice subtotal.
+     *
+     * @since 1.0.19
+     * @return float The recalculated subtotal
+     */
+    public function recalculate_subtotal() {
         $items     = $this->get_items();
-		$subtotal  = 0;
-		$recurring = 0;
+        $subtotal  = 0;
+        $recurring = 0;
 
         foreach ( $items as $item ) {
-			$subtotal  += $item->get_sub_total( 'edit' );
-			$recurring += $item->get_recurring_sub_total( 'edit' );
+            $subtotal  += $item->get_sub_total( 'edit' );
+            $recurring += $item->get_recurring_sub_total( 'edit' );
         }
 
-		if ( wpinv_prices_include_tax() ) {
-			$subtotal  = max( 0, $subtotal - $this->totals['tax']['initial'] );
-			$recurring = max( 0, $recurring - $this->totals['tax']['recurring'] );
-		}
+        if ( wpinv_prices_include_tax() ) {
+            $subtotal  = max( 0, $subtotal - $this->totals['tax']['initial'] );
+            $recurring = max( 0, $recurring - $this->totals['tax']['recurring'] );
+        }
 
-		$current = $this->is_renewal() ? $recurring : $subtotal;
-		$this->set_subtotal( $current );
+        $current = $this->is_renewal() ? $recurring : $subtotal;
+        $this->set_subtotal( $current );
 
-		$this->totals['subtotal'] = array(
-			'initial'   => $subtotal,
-			'recurring' => $recurring,
-		);
+        $this->totals['subtotal'] = array(
+            'initial'   => $subtotal,
+            'recurring' => $recurring,
+        );
 
         return $current;
     }
 
     /**
-	 * Recalculates the invoice discount total.
-	 *
-	 * @since 1.0.19
-	 * @return float The recalculated discount
-	 */
-	public function recalculate_total_discount() {
+     * Recalculates the invoice discount total.
+     *
+     * @since 1.0.19
+     * @return float The recalculated discount
+     */
+    public function recalculate_total_discount() {
         $discounts = $this->get_discounts();
-		$discount  = 0;
-		$recurring = 0;
+        $discount  = 0;
+        $recurring = 0;
 
         foreach ( $discounts as $data ) {
-			$discount  += wpinv_sanitize_amount( $data['initial_discount'] );
-			$recurring += wpinv_sanitize_amount( $data['recurring_discount'] );
-		}
+            $discount  += wpinv_sanitize_amount( $data['initial_discount'] );
+            $recurring += wpinv_sanitize_amount( $data['recurring_discount'] );
+        }
 
-		$current = $this->is_renewal() ? $recurring : $discount;
+        $current = $this->is_renewal() ? $recurring : $discount;
 
-		$this->set_total_discount( $current );
+        $this->set_total_discount( $current );
 
-		$this->totals['discount'] = array(
-			'initial'   => $discount,
-			'recurring' => $recurring,
-		);
+        $this->totals['discount'] = array(
+            'initial'   => $discount,
+            'recurring' => $recurring,
+        );
 
-		return $current;
+        return $current;
 
     }
 
     /**
-	 * Recalculates the invoice tax total.
-	 *
-	 * @since 1.0.19
-	 * @return float The recalculated tax
-	 */
-	public function recalculate_total_tax() {
+     * Recalculates the invoice tax total.
+     *
+     * @since 1.0.19
+     * @return float The recalculated tax
+     */
+    public function recalculate_total_tax() {
 
-		// Maybe disable taxes.
-		$vat_number = $this->get_vat_number();
-		$skip_tax   = GetPaid_Payment_Form_Submission_Taxes::is_eu_transaction( $this->get_country() ) && ! empty( $vat_number );
+        // Maybe disable taxes.
+        $vat_number = $this->get_vat_number();
+        $skip_tax   = GetPaid_Payment_Form_Submission_Taxes::is_eu_transaction( $this->get_country() ) && ! empty( $vat_number );
 
-		if ( wpinv_is_base_country( $this->get_country() ) && 'vat_too' === wpinv_get_option( 'vat_same_country_rule', 'vat_too' ) ) {
-			$skip_tax = false;
-		}
+        if ( wpinv_is_base_country( $this->get_country() ) && 'vat_too' === wpinv_get_option( 'vat_same_country_rule', 'vat_too' ) ) {
+            $skip_tax = false;
+        }
 
-		if ( ! wpinv_use_taxes() || $this->get_disable_taxes() || ! wpinv_is_country_taxable( $this->get_country() ) || $skip_tax ) {
+        if ( ! wpinv_use_taxes() || $this->get_disable_taxes() || ! wpinv_is_country_taxable( $this->get_country() ) || $skip_tax ) {
 
-			$this->totals['tax'] = array(
-				'initial'   => 0,
-				'recurring' => 0,
-			);
+            $this->totals['tax'] = array(
+                'initial'   => 0,
+                'recurring' => 0,
+            );
 
-			$this->tax_rate = 0;
+            $this->tax_rate = 0;
 
-			$this->set_taxes( array() );
-			$current = 0;
-		} else {
+            $this->set_taxes( array() );
+            $current = 0;
+        } else {
 
-			$item_taxes = array();
+            $item_taxes = array();
 
-			foreach ( $this->get_items() as $item ) {
-				$rates    = getpaid_get_item_tax_rates( $item, $this->get_country(), $this->get_state() );
-				$rates    = getpaid_filter_item_tax_rates( $item, $rates );
-				$taxes    = getpaid_calculate_item_taxes( getpaid_get_taxable_amount( $item, false ), $rates );
-				$r_taxes  = getpaid_calculate_item_taxes( getpaid_get_taxable_amount( $item, true ), $rates );
-				foreach ( $taxes as $name => $amount ) {
-					$recurring = isset( $r_taxes[ $name ] ) ? $r_taxes[ $name ] : 0;
-					$tax       = getpaid_prepare_item_tax( $item, $name, $amount, $recurring );
+            foreach ( $this->get_items() as $item ) {
+                $rates    = getpaid_get_item_tax_rates( $item, $this->get_country(), $this->get_state() );
+                $rates    = getpaid_filter_item_tax_rates( $item, $rates );
+                $taxes    = getpaid_calculate_item_taxes( getpaid_get_taxable_amount( $item, false ), $rates );
+                $r_taxes  = getpaid_calculate_item_taxes( getpaid_get_taxable_amount( $item, true ), $rates );
+                foreach ( $taxes as $name => $amount ) {
+                    $recurring = isset( $r_taxes[ $name ] ) ? $r_taxes[ $name ] : 0;
+                    $tax       = getpaid_prepare_item_tax( $item, $name, $amount, $recurring );
 
-					if ( ! isset( $item_taxes[ $name ] ) ) {
-						$item_taxes[ $name ] = $tax;
-						continue;
-					}
+                    if ( ! isset( $item_taxes[ $name ] ) ) {
+                        $item_taxes[ $name ] = $tax;
+                        continue;
+                    }
 
-					$item_taxes[ $name ]['initial_tax']   += $tax['initial_tax'];
-					$item_taxes[ $name ]['recurring_tax'] += $tax['recurring_tax'];
+                    $item_taxes[ $name ]['initial_tax']   += $tax['initial_tax'];
+                    $item_taxes[ $name ]['recurring_tax'] += $tax['recurring_tax'];
 
-				}
-			}
+                }
+            }
 
-			$item_taxes = array_replace( $this->get_taxes(), $item_taxes );
-			$this->set_taxes( $item_taxes );
+            $item_taxes = array_replace( $this->get_taxes(), $item_taxes );
+            $this->set_taxes( $item_taxes );
 
-			$initial_tax   = array_sum( wp_list_pluck( $item_taxes, 'initial_tax' ) );
-			$recurring_tax = array_sum( wp_list_pluck( $item_taxes, 'recurring_tax' ) );
+            $initial_tax   = array_sum( wp_list_pluck( $item_taxes, 'initial_tax' ) );
+            $recurring_tax = array_sum( wp_list_pluck( $item_taxes, 'recurring_tax' ) );
 
-			$current = $this->is_renewal() ? $recurring_tax : $initial_tax;
+            $current = $this->is_renewal() ? $recurring_tax : $initial_tax;
 
-			$this->totals['tax'] = array(
-				'initial'   => $initial_tax,
-				'recurring' => $recurring_tax,
-			);
+            $this->totals['tax'] = array(
+                'initial'   => $initial_tax,
+                'recurring' => $recurring_tax,
+            );
 
-		}
+        }
 
-		$this->set_total_tax( $current );
+        $this->set_total_tax( $current );
 
-		return $current;
+        return $current;
 
     }
 
     /**
-	 * Recalculates the invoice fees total.
-	 *
-	 * @since 1.0.19
-	 * @return float The recalculated fee
-	 */
-	public function recalculate_total_fees() {
-		$fees      = $this->get_fees();
-		$fee       = 0;
-		$recurring = 0;
+     * Recalculates the invoice fees total.
+     *
+     * @since 1.0.19
+     * @return float The recalculated fee
+     */
+    public function recalculate_total_fees() {
+        $fees      = $this->get_fees();
+        $fee       = 0;
+        $recurring = 0;
 
         foreach ( $fees as $data ) {
-			$fee       += wpinv_sanitize_amount( $data['initial_fee'] );
-			$recurring += wpinv_sanitize_amount( $data['recurring_fee'] );
-		}
+            $fee       += wpinv_sanitize_amount( $data['initial_fee'] );
+            $recurring += wpinv_sanitize_amount( $data['recurring_fee'] );
+        }
 
-		$current = $this->is_renewal() ? $recurring : $fee;
-		$this->set_total_fees( $current );
+        $current = $this->is_renewal() ? $recurring : $fee;
+        $this->set_total_fees( $current );
 
-		$this->totals['fee'] = array(
-			'initial'   => $fee,
-			'recurring' => $recurring,
-		);
+        $this->totals['fee'] = array(
+            'initial'   => $fee,
+            'recurring' => $recurring,
+        );
 
         $this->set_total_fees( $fee );
         return $current;
     }
 
     /**
-	 * Recalculates the invoice total.
-	 *
-	 * @since 1.0.19
+     * Recalculates the invoice total.
+     *
+     * @since 1.0.19
      * @return float The invoice total
-	 */
-	public function recalculate_total() {
+     */
+    public function recalculate_total() {
         $this->recalculate_total_fees();
         $this->recalculate_total_discount();
-		$this->recalculate_total_tax();
-		$this->recalculate_subtotal();
-		$this->set_total( $this->get_total_tax( 'edit' ) + $this->get_total_fees( 'edit' ) + $this->get_subtotal( 'edit' ) - $this->get_total_discount( 'edit' ) );
-		return $this->get_total();
-	}
-
-	/**
-	 * @deprecated
-	 */
+        $this->recalculate_total_tax();
+        $this->recalculate_subtotal();
+        $this->set_total( $this->get_total_tax( 'edit' ) + $this->get_total_fees( 'edit' ) + $this->get_subtotal( 'edit' ) - $this->get_total_discount( 'edit' ) );
+        return $this->get_total();
+    }
+
+    /**
+     * @deprecated
+     */
     public function recalculate_totals() {
         $this->recalculate_total();
         $this->save( true );
@@ -3766,22 +3766,22 @@ 
         return $this->get_data();
     }
 
-	/**
+    /**
      * Adds a system note to an invoice.
      *
      * @param string $note The note being added.
-	 * @return int|false The new note's ID on success, false on failure.
+     * @return int|false The new note's ID on success, false on failure.
      *
      */
     public function add_system_note( $note ) {
-		return $this->add_note( $note, false, false, true );
-	}
+        return $this->add_note( $note, false, false, true );
+    }
 
     /**
      * Adds a note to an invoice.
      *
      * @param string $note The note being added.
-	 * @return int|false The new note's ID on success, false on failure.
+     * @return int|false The new note's ID on success, false on failure.
      *
      */
     public function add_note( $note = '', $customer_type = false, $added_by_user = false, $system = false ) {
@@ -3791,21 +3791,21 @@ 
             return false;
         }
 
-		$author       = 'System';
-		$author_email = 'bot@wpinvoicing.com';
+        $author       = 'System';
+        $author_email = 'bot@wpinvoicing.com';
 
-		// If this is an admin comment or it has been added by the user.
-		if ( is_user_logged_in() && ( ! $system || $added_by_user ) ) {
-			$user         = get_user_by( 'id', get_current_user_id() );
+        // If this is an admin comment or it has been added by the user.
+        if ( is_user_logged_in() && ( ! $system || $added_by_user ) ) {
+            $user         = get_user_by( 'id', get_current_user_id() );
             $author       = $user->display_name;
             $author_email = $user->user_email;
-		}
+        }
 
-		return getpaid_notes()->add_invoice_note( $this, $note, $author, $author_email, $customer_type );
+        return getpaid_notes()->add_invoice_note( $this, $note, $author, $author_email, $customer_type );
 
-	}
+    }
 
-	/**
+    /**
      * Generates a unique key for the invoice.
      */
     public function generate_key( $string = '' ) {
@@ -3825,113 +3825,113 @@ 
             $number = wpinv_get_next_invoice_number( $this->get_post_type() );
         }
 
-		return wpinv_format_invoice_number( $number, $this->get_post_type() );
-
-	}
-
-	/**
-	 * 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( 'getpaid_invoice_status_' . $status_transition['to'], $this, $status_transition );
-
-				// @deprecated this is deprecated and will be removed in the future.
-				do_action( 'wpinv_status_' . $status_transition['to'], $this->get_id(), $status_transition['from'] );
-
-				if ( ! empty( $status_transition['from'] ) ) {
-
-					/* translators: 1: old invoice status 2: new invoice status */
-					$transition_note = sprintf( __( 'Status changed from %1$s to %2$s.', 'invoicing' ), wpinv_status_nicename( $status_transition['from'], $this ), wpinv_status_nicename( $status_transition['to'], $this ) );
-
-					// Fire another hook.
-					do_action( 'getpaid_invoice_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this );
-					do_action( 'getpaid_invoice_status_changed', $this, $status_transition['from'], $status_transition['to'] );
+        return wpinv_format_invoice_number( $number, $this->get_post_type() );
 
-					// @deprecated this is deprecated and will be removed in the future.
-					do_action( 'wpinv_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this->get_id(), $status_transition['from'] );
-
-					// Note the transition occurred.
-					$this->add_note( trim( $status_transition['note'] . ' ' . $transition_note ), false, $status_transition['manual'] );
-
-					// Work out if this was for a payment, and trigger a payment_status hook instead.
-					if (
-						in_array( $status_transition['from'], array( 'wpi-cancelled', 'wpi-pending', 'wpi-failed', 'wpi-refunded', 'wpi-onhold' ), true )
-						&& in_array( $status_transition['to'], array( 'publish', 'wpi-processing', 'wpi-renewal' ), true )
-					) {
-						do_action( 'getpaid_invoice_payment_status_changed', $this, $status_transition );
-					}
-
-					// Work out if this was for a payment reversal, and trigger a payment_status_reversed hook instead.
-					if (
-						in_array( $status_transition['from'], array( 'publish', 'wpi-processing', 'wpi-renewal' ), true )
-						&& in_array( $status_transition['to'], array( 'wpi-cancelled', 'wpi-pending', 'wpi-failed', 'wpi-refunded', 'wpi-onhold' ), true )
-					) {
-						do_action( 'getpaid_invoice_payment_status_reversed', $this, $status_transition );
-					}
-				} else {
-					/* translators: %s: new invoice status */
-					$transition_note = sprintf( __( 'Status set to %s.', 'invoicing' ), wpinv_status_nicename( $status_transition['to'], $this ) );
-
-					// Note the transition occurred.
-					$this->add_note( trim( $status_transition['note'] . ' ' . $transition_note ), 0, $status_transition['manual'] );
+    }
 
-				}
-			} catch ( Exception $e ) {
-				$this->add_note( __( 'Error during status transition.', 'invoicing' ) . ' ' . $e->getMessage() );
-			}
-		}
-	}
+    /**
+     * 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( 'getpaid_invoice_status_' . $status_transition['to'], $this, $status_transition );
+
+                // @deprecated this is deprecated and will be removed in the future.
+                do_action( 'wpinv_status_' . $status_transition['to'], $this->get_id(), $status_transition['from'] );
+
+                if ( ! empty( $status_transition['from'] ) ) {
+
+                    /* translators: 1: old invoice status 2: new invoice status */
+                    $transition_note = sprintf( __( 'Status changed from %1$s to %2$s.', 'invoicing' ), wpinv_status_nicename( $status_transition['from'], $this ), wpinv_status_nicename( $status_transition['to'], $this ) );
+
+                    // Fire another hook.
+                    do_action( 'getpaid_invoice_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this );
+                    do_action( 'getpaid_invoice_status_changed', $this, $status_transition['from'], $status_transition['to'] );
+
+                    // @deprecated this is deprecated and will be removed in the future.
+                    do_action( 'wpinv_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this->get_id(), $status_transition['from'] );
+
+                    // Note the transition occurred.
+                    $this->add_note( trim( $status_transition['note'] . ' ' . $transition_note ), false, $status_transition['manual'] );
+
+                    // Work out if this was for a payment, and trigger a payment_status hook instead.
+                    if (
+                        in_array( $status_transition['from'], array( 'wpi-cancelled', 'wpi-pending', 'wpi-failed', 'wpi-refunded', 'wpi-onhold' ), true )
+                        && in_array( $status_transition['to'], array( 'publish', 'wpi-processing', 'wpi-renewal' ), true )
+                    ) {
+                        do_action( 'getpaid_invoice_payment_status_changed', $this, $status_transition );
+                    }
+
+                    // Work out if this was for a payment reversal, and trigger a payment_status_reversed hook instead.
+                    if (
+                        in_array( $status_transition['from'], array( 'publish', 'wpi-processing', 'wpi-renewal' ), true )
+                        && in_array( $status_transition['to'], array( 'wpi-cancelled', 'wpi-pending', 'wpi-failed', 'wpi-refunded', 'wpi-onhold' ), true )
+                    ) {
+                        do_action( 'getpaid_invoice_payment_status_reversed', $this, $status_transition );
+                    }
+                } else {
+                    /* translators: %s: new invoice status */
+                    $transition_note = sprintf( __( 'Status set to %s.', 'invoicing' ), wpinv_status_nicename( $status_transition['to'], $this ) );
+
+                    // Note the transition occurred.
+                    $this->add_note( trim( $status_transition['note'] . ' ' . $transition_note ), 0, $status_transition['manual'] );
+
+                }
+            } catch ( Exception $e ) {
+                $this->add_note( __( 'Error during status transition.', 'invoicing' ) . ' ' . $e->getMessage() );
+            }
+        }
+    }
 
-	/**
-	 * Updates an invoice status.
-	 */
-	public function update_status( $new_status = false, $note = '', $manual = false ) {
+    /**
+     * Updates an invoice status.
+     */
+    public function update_status( $new_status = false, $note = '', $manual = false ) {
 
-		// Fires before updating a status.
-		do_action( 'wpinv_before_invoice_status_change', $this->get_id(), $new_status, $this->get_status( 'edit' ) );
+        // Fires before updating a status.
+        do_action( 'wpinv_before_invoice_status_change', $this->get_id(), $new_status, $this->get_status( 'edit' ) );
 
-		// Update the status.
-		$this->set_status( $new_status, $note, $manual );
+        // Update the status.
+        $this->set_status( $new_status, $note, $manual );
 
-		// Save the order.
-		return $this->save();
+        // Save the order.
+        return $this->save();
 
-	}
+    }
 
-	/**
-	 * @deprecated
-	 */
-	public function refresh_item_ids() {
+    /**
+     * @deprecated
+     */
+    public function refresh_item_ids() {
         $item_ids = implode( ',', array_unique( wp_list_pluck( $this->get_cart_details(), 'item_id' ) ) );
         update_post_meta( $this->get_id(), '_wpinv_item_ids', $item_ids );
-	}
+    }
 
-	/**
-	 * @deprecated
-	 */
-	public function update_items( $temp = false ) {
+    /**
+     * @deprecated
+     */
+    public function update_items( $temp = false ) {
 
-		$this->set_items( $this->get_items() );
+        $this->set_items( $this->get_items() );
 
-		if ( ! $temp ) {
-			$this->save();
-		}
+        if ( ! $temp ) {
+            $this->save();
+        }
 
         return $this;
-	}
+    }
 
-	/**
-	 * @deprecated
-	 */
+    /**
+     * @deprecated
+     */
     public function validate_discount() {
 
         $discount_code = $this->get_discount_code();
@@ -3947,101 +3947,101 @@ 
 
     }
 
-	/**
-	 * Refunds an invoice.
-	 */
+    /**
+     * Refunds an invoice.
+     */
     public function refund() {
-		$this->set_status( 'wpi-refunded' );
+        $this->set_status( 'wpi-refunded' );
         $this->save();
-	}
+    }
 
-	/**
-	 * Marks an invoice as paid.
-	 *
-	 * @param string $transaction_id
-	 */
+    /**
+     * Marks an invoice as paid.
+     *
+     * @param string $transaction_id
+     */
     public function mark_paid( $transaction_id = null, $note = '' ) {
 
-		// Set the transaction id.
-		if ( empty( $transaction_id ) ) {
-			$transaction_id = $this->generate_key( 'trans_' );
-		}
+        // Set the transaction id.
+        if ( empty( $transaction_id ) ) {
+            $transaction_id = $this->generate_key( 'trans_' );
+        }
 
-		if ( ! $this->get_transaction_id() ) {
-			$this->set_transaction_id( $transaction_id );
-		}
+        if ( ! $this->get_transaction_id() ) {
+            $this->set_transaction_id( $transaction_id );
+        }
 
-		if ( $this->is_paid() && 'wpi-processing' !== $this->get_status() ) {
-			return $this->save();
-		}
+        if ( $this->is_paid() && 'wpi-processing' !== $this->get_status() ) {
+            return $this->save();
+        }
 
-		// Set the completed date.
-		$this->set_date_completed( current_time( 'mysql' ) );
+        // Set the completed date.
+        $this->set_date_completed( current_time( 'mysql' ) );
 
-		// Set the new status.
-		$gateway = sanitize_text_field( $this->get_gateway_title() );
-		if ( $this->is_renewal() || ! $this->is_parent() ) {
+        // Set the new status.
+        $gateway = sanitize_text_field( $this->get_gateway_title() );
+        if ( $this->is_renewal() || ! $this->is_parent() ) {
 
-			$_note = wp_sprintf( __( 'Renewed via %s', 'invoicing' ), $gateway );
-			$_note = $_note . empty( $note ) ? '' : " ($note)";
+            $_note = wp_sprintf( __( 'Renewed via %s', 'invoicing' ), $gateway );
+            $_note = $_note . empty( $note ) ? '' : " ($note)";
 
-			if ( 'none' == $this->get_gateway() ) {
-				$_note = $note;
-			}
+            if ( 'none' == $this->get_gateway() ) {
+                $_note = $note;
+            }
 
-			$this->set_status( 'wpi-renewal', $_note );
+            $this->set_status( 'wpi-renewal', $_note );
 
-		} else {
+        } else {
 
-			$_note = wp_sprintf( __( 'Paid via %s', 'invoicing' ), $gateway );
-			$_note = $_note . empty( $note ) ? '' : " ($note)";
+            $_note = wp_sprintf( __( 'Paid via %s', 'invoicing' ), $gateway );
+            $_note = $_note . empty( $note ) ? '' : " ($note)";
 
-			if ( 'none' == $this->get_gateway() ) {
-				$_note = $note;
-			}
+            if ( 'none' == $this->get_gateway() ) {
+                $_note = $note;
+            }
 
-			$this->set_status( 'publish', $_note );
+            $this->set_status( 'publish', $_note );
 
-		}
+        }
 
-		// Set checkout mode.
-		$mode = wpinv_is_test_mode( $this->get_gateway() ) ? 'test' : 'live';
-		$this->set_mode( $mode );
+        // Set checkout mode.
+        $mode = wpinv_is_test_mode( $this->get_gateway() ) ? 'test' : 'live';
+        $this->set_mode( $mode );
 
-		// Save the invoice.
+        // Save the invoice.
         $this->save();
-	}
-
-	/**
-	 * Save data to the database.
-	 *
-	 * @since 1.0.19
-	 * @return int invoice ID
-	 */
-	public function save() {
-		$this->maybe_set_date_paid();
-		$this->maybe_set_key();
-		parent::save();
-		$this->clear_cache();
-		$this->status_transition();
-		return $this->get_id();
-	}
-
-	/**
+    }
+
+    /**
+     * Save data to the database.
+     *
+     * @since 1.0.19
+     * @return int invoice ID
+     */
+    public function save() {
+        $this->maybe_set_date_paid();
+        $this->maybe_set_key();
+        parent::save();
+        $this->clear_cache();
+        $this->status_transition();
+        return $this->get_id();
+    }
+
+    /**
      * Clears the subscription's cache.
      */
     public function clear_cache() {
-		if ( $this->get_key() ) {
-			wp_cache_delete( $this->get_key(), 'getpaid_invoice_keys_to_invoice_ids' );
-		}
-
-		if ( $this->get_number() ) {
-			wp_cache_delete( $this->get_number(), 'getpaid_invoice_numbers_to_invoice_ids' );
-		}
-
-		if ( $this->get_transaction_id() ) {
-			wp_cache_delete( $this->get_transaction_id(), 'getpaid_invoice_transaction_ids_to_invoice_ids' );
-		}
-	}
+        if ( $this->get_key() ) {
+            wp_cache_delete( $this->get_key(), 'getpaid_invoice_keys_to_invoice_ids' );
+        }
+
+        if ( $this->get_number() ) {
+            wp_cache_delete( $this->get_number(), 'getpaid_invoice_numbers_to_invoice_ids' );
+        }
+
+        if ( $this->get_transaction_id() ) {
+            wp_cache_delete( $this->get_transaction_id(), 'getpaid_invoice_transaction_ids_to_invoice_ids' );
+        }
+    }
 
 }

includes/admin/subscriptions.php

Indentation +482 added lines, -482 removed lines

@@ -14,7 +14,7 @@ 
  */
 function wpinv_subscriptions_page() {
 
-	?>
+    ?>
 
 	<div class="wrap">
 		<h1><?php echo esc_html( get_admin_page_title() ); ?></h1>
@@ -22,28 +22,28 @@ 
 
 			<?php
 
-				// Verify user permissions.
-				if ( ! wpinv_current_user_can_manage_invoicing() ) {
+                // Verify user permissions.
+                if ( ! wpinv_current_user_can_manage_invoicing() ) {
 
-				aui()->alert(
+                aui()->alert(
                     array(
-						'type'    => 'danger',
-						'content' => __( 'You are not permitted to view this page.', 'invoicing' ),
-					),
-					true
+                        'type'    => 'danger',
+                        'content' => __( 'You are not permitted to view this page.', 'invoicing' ),
+                    ),
+                    true
                 );
 
-				} elseif ( ! empty( $_GET['id'] ) && is_numeric( $_GET['id'] ) ) {
+                } elseif ( ! empty( $_GET['id'] ) && is_numeric( $_GET['id'] ) ) {
 
-				// Display a single subscription.
-				wpinv_recurring_subscription_details();
-				} else {
+                // Display a single subscription.
+                wpinv_recurring_subscription_details();
+                } else {
 
-				// Display a list of available subscriptions.
-				getpaid_print_subscriptions_list();
-				}
+                // Display a list of available subscriptions.
+                getpaid_print_subscriptions_list();
+                }
 
-			?>
+            ?>
 
 		</div>
 	</div>
@@ -60,10 +60,10 @@ 
  */
 function getpaid_print_subscriptions_list() {
 
-	$subscribers_table = new WPInv_Subscriptions_List_Table();
-	$subscribers_table->prepare_items();
+    $subscribers_table = new WPInv_Subscriptions_List_Table();
+    $subscribers_table->prepare_items();
 
-	?>
+    ?>
 	<?php $subscribers_table->views(); ?>
 	<form id="subscribers-filter" class="bsui" method="get">
 		<input type="hidden" name="page" value="wpinv-subscriptions" />
@@ -82,42 +82,42 @@ 
  */
 function wpinv_recurring_subscription_details() {
 
-	// Fetch the subscription.
-	$sub = new WPInv_Subscription( (int) $_GET['id'] );
-	if ( ! $sub->exists() ) {
+    // Fetch the subscription.
+    $sub = new WPInv_Subscription( (int) $_GET['id'] );
+    if ( ! $sub->exists() ) {
 
-		aui()->alert(
-			array(
-				'type'    => 'danger',
-				'content' => __( 'Subscription not found.', 'invoicing' ),
-			),
-			true
-		);
+        aui()->alert(
+            array(
+                'type'    => 'danger',
+                'content' => __( 'Subscription not found.', 'invoicing' ),
+            ),
+            true
+        );
 
-		return;
-	}
+        return;
+    }
 
-	// Use metaboxes to display the subscription details.
-	add_meta_box( 'getpaid_admin_subscription_details_metabox', __( 'Subscription Details', 'invoicing' ), 'getpaid_admin_subscription_details_metabox', get_current_screen(), 'normal', 'high' );
-	add_meta_box( 'getpaid_admin_subscription_update_metabox', __( 'Change Status', 'invoicing' ), 'getpaid_admin_subscription_update_metabox', get_current_screen(), 'side' );
+    // Use metaboxes to display the subscription details.
+    add_meta_box( 'getpaid_admin_subscription_details_metabox', __( 'Subscription Details', 'invoicing' ), 'getpaid_admin_subscription_details_metabox', get_current_screen(), 'normal', 'high' );
+    add_meta_box( 'getpaid_admin_subscription_update_metabox', __( 'Change Status', 'invoicing' ), 'getpaid_admin_subscription_update_metabox', get_current_screen(), 'side' );
 
-	$subscription_id     = $sub->get_id();
-	$subscription_groups = getpaid_get_invoice_subscription_groups( $sub->get_parent_invoice_id() );
-	$subscription_group  = wp_list_filter( $subscription_groups, compact( 'subscription_id' ) );
+    $subscription_id     = $sub->get_id();
+    $subscription_groups = getpaid_get_invoice_subscription_groups( $sub->get_parent_invoice_id() );
+    $subscription_group  = wp_list_filter( $subscription_groups, compact( 'subscription_id' ) );
 
-	if ( 1 < count( $subscription_groups ) ) {
-		add_meta_box( 'getpaid_admin_subscription_related_subscriptions_metabox', __( 'Related Subscriptions', 'invoicing' ), 'getpaid_admin_subscription_related_subscriptions_metabox', get_current_screen(), 'advanced' );
-	}
+    if ( 1 < count( $subscription_groups ) ) {
+        add_meta_box( 'getpaid_admin_subscription_related_subscriptions_metabox', __( 'Related Subscriptions', 'invoicing' ), 'getpaid_admin_subscription_related_subscriptions_metabox', get_current_screen(), 'advanced' );
+    }
 
-	if ( ! empty( $subscription_group ) ) {
-		add_meta_box( 'getpaid_admin_subscription_item_details_metabox', __( 'Subscription Items', 'invoicing' ), 'getpaid_admin_subscription_item_details_metabox', get_current_screen(), 'normal', 'low' );
-	}
+    if ( ! empty( $subscription_group ) ) {
+        add_meta_box( 'getpaid_admin_subscription_item_details_metabox', __( 'Subscription Items', 'invoicing' ), 'getpaid_admin_subscription_item_details_metabox', get_current_screen(), 'normal', 'low' );
+    }
 
-	add_meta_box( 'getpaid_admin_subscription_invoice_details_metabox', __( 'Related Invoices', 'invoicing' ), 'getpaid_admin_subscription_invoice_details_metabox', get_current_screen(), 'advanced' );
+    add_meta_box( 'getpaid_admin_subscription_invoice_details_metabox', __( 'Related Invoices', 'invoicing' ), 'getpaid_admin_subscription_invoice_details_metabox', get_current_screen(), 'advanced' );
 
-	do_action( 'getpaid_admin_single_subscription_register_metabox', $sub );
+    do_action( 'getpaid_admin_single_subscription_register_metabox', $sub );
 
-	?>
+    ?>
 
 		<form method="post" action="<?php echo esc_url( admin_url( 'admin.php?page=wpinv-subscriptions&id=' . absint( $sub->get_id() ) ) ); ?>">
 
@@ -157,49 +157,49 @@ 
  */
 function getpaid_admin_subscription_details_metabox( $sub ) {
 
-	// Subscription items.
-	$subscription_group = getpaid_get_invoice_subscription_group( $sub->get_parent_invoice_id(), $sub->get_id() );
-	$items_count        = empty( $subscription_group ) ? 1 : count( $subscription_group['items'] );
-
-	// Prepare subscription detail columns.
-	$fields = apply_filters(
-		'getpaid_subscription_admin_page_fields',
-		array(
-			'subscription' => __( 'Subscription', 'invoicing' ),
-			'customer'     => __( 'Customer', 'invoicing' ),
-			'amount'       => __( 'Amount', 'invoicing' ),
-			'start_date'   => __( 'Start Date', 'invoicing' ),
-			'renews_on'    => __( 'Next Payment', 'invoicing' ),
-			'renewals'     => __( 'Collected Payments', 'invoicing' ),
-			'item'         => _n( 'Item', 'Items', $items_count, 'invoicing' ),
-			'gateway'      => __( 'Payment Method', 'invoicing' ),
-			'profile_id'   => __( 'Profile ID', 'invoicing' ),
-			'status'       => __( 'Status', 'invoicing' ),
-		)
-	);
-
-	if ( ! $sub->is_active() ) {
-
-		if ( isset( $fields['renews_on'] ) ) {
-			unset( $fields['renews_on'] );
-		}
-
-		if ( isset( $fields['gateway'] ) ) {
-			unset( $fields['gateway'] );
-		}
-	} elseif ( $sub->is_last_renewal() ) {
-
-		if ( isset( $fields['renews_on'] ) ) {
-			$fields['renews_on'] = __( 'End Date', 'invoicing' );
-		}
-	}
-
-	$profile_id = $sub->get_profile_id();
-	if ( empty( $profile_id ) && isset( $fields['profile_id'] ) ) {
-		unset( $fields['profile_id'] );
-	}
-
-	?>
+    // Subscription items.
+    $subscription_group = getpaid_get_invoice_subscription_group( $sub->get_parent_invoice_id(), $sub->get_id() );
+    $items_count        = empty( $subscription_group ) ? 1 : count( $subscription_group['items'] );
+
+    // Prepare subscription detail columns.
+    $fields = apply_filters(
+        'getpaid_subscription_admin_page_fields',
+        array(
+            'subscription' => __( 'Subscription', 'invoicing' ),
+            'customer'     => __( 'Customer', 'invoicing' ),
+            'amount'       => __( 'Amount', 'invoicing' ),
+            'start_date'   => __( 'Start Date', 'invoicing' ),
+            'renews_on'    => __( 'Next Payment', 'invoicing' ),
+            'renewals'     => __( 'Collected Payments', 'invoicing' ),
+            'item'         => _n( 'Item', 'Items', $items_count, 'invoicing' ),
+            'gateway'      => __( 'Payment Method', 'invoicing' ),
+            'profile_id'   => __( 'Profile ID', 'invoicing' ),
+            'status'       => __( 'Status', 'invoicing' ),
+        )
+    );
+
+    if ( ! $sub->is_active() ) {
+
+        if ( isset( $fields['renews_on'] ) ) {
+            unset( $fields['renews_on'] );
+        }
+
+        if ( isset( $fields['gateway'] ) ) {
+            unset( $fields['gateway'] );
+        }
+    } elseif ( $sub->is_last_renewal() ) {
+
+        if ( isset( $fields['renews_on'] ) ) {
+            $fields['renews_on'] = __( 'End Date', 'invoicing' );
+        }
+    }
+
+    $profile_id = $sub->get_profile_id();
+    if ( empty( $profile_id ) && isset( $fields['profile_id'] ) ) {
+        unset( $fields['profile_id'] );
+    }
+
+    ?>
 
 		<table class="table table-borderless" style="font-size: 14px;">
 			<tbody>
@@ -233,20 +233,20 @@ 
  */
 function getpaid_admin_subscription_metabox_display_customer( $subscription ) {
 
-	$username = __( '(Missing User)', 'invoicing' );
+    $username = __( '(Missing User)', 'invoicing' );
 
-	$user = get_userdata( $subscription->get_customer_id() );
-	if ( $user ) {
+    $user = get_userdata( $subscription->get_customer_id() );
+    if ( $user ) {
 
-		$username = sprintf(
-			'<a href="user-edit.php?user_id=%s">%s</a>',
-			absint( $user->ID ),
-			! empty( $user->display_name ) ? esc_html( $user->display_name ) : sanitize_email( $user->user_email )
-		);
+        $username = sprintf(
+            '<a href="user-edit.php?user_id=%s">%s</a>',
+            absint( $user->ID ),
+            ! empty( $user->display_name ) ? esc_html( $user->display_name ) : sanitize_email( $user->user_email )
+        );
 
-	}
+    }
 
-	echo wp_kses_post( $username );
+    echo wp_kses_post( $username );
 }
 add_action( 'getpaid_subscription_admin_display_customer', 'getpaid_admin_subscription_metabox_display_customer' );
 
@@ -256,8 +256,8 @@ 
  * @param WPInv_Subscription $subscription
  */
 function getpaid_admin_subscription_metabox_display_amount( $subscription ) {
-	$amount    = getpaid_get_formatted_subscription_amount( $subscription );
-	echo wp_kses_post( "<span>$amount</span>" );
+    $amount    = getpaid_get_formatted_subscription_amount( $subscription );
+    echo wp_kses_post( "<span>$amount</span>" );
 }
 add_action( 'getpaid_subscription_admin_display_amount', 'getpaid_admin_subscription_metabox_display_amount' );
 
@@ -268,11 +268,11 @@ 
  */
 function getpaid_admin_subscription_metabox_display_id( $subscription ) {
 
-	printf(
-		'<a href="%s">#%s</a>',
-		esc_url( admin_url( 'admin.php?page=wpinv-subscriptions&id=' . absint( $subscription->get_id() ) ) ),
-		absint( $subscription->get_id() )
-	);
+    printf(
+        '<a href="%s">#%s</a>',
+        esc_url( admin_url( 'admin.php?page=wpinv-subscriptions&id=' . absint( $subscription->get_id() ) ) ),
+        absint( $subscription->get_id() )
+    );
 
 }
 add_action( 'getpaid_subscription_admin_display_subscription', 'getpaid_admin_subscription_metabox_display_id' );
@@ -284,24 +284,24 @@ 
  */
 function getpaid_admin_subscription_metabox_display_start_date( $subscription ) {
 
-	if ( $subscription->has_status( 'active trialling' ) && getpaid_payment_gateway_supports( $subscription->get_gateway(), 'subscription_date_change' ) ) {
-		aui()->input(
-			array(
-				'type'        => 'text',
-				'id'          => 'wpinv_subscription_date_created',
-				'name'        => 'wpinv_subscription_date_created',
-				'label'       => __( 'Start Date', 'invoicing' ),
-				'label_type'  => 'hidden',
-				'placeholder' => 'YYYY-MM-DD',
-				'value'       => esc_attr( $subscription->get_date_created( 'edit' ) ),
-				'no_wrap'     => true,
-				'size'        => 'sm',
-			),
-			true
-		);
-	} else {
-		echo esc_html( getpaid_format_date_value( $subscription->get_date_created() ) );
-	}
+    if ( $subscription->has_status( 'active trialling' ) && getpaid_payment_gateway_supports( $subscription->get_gateway(), 'subscription_date_change' ) ) {
+        aui()->input(
+            array(
+                'type'        => 'text',
+                'id'          => 'wpinv_subscription_date_created',
+                'name'        => 'wpinv_subscription_date_created',
+                'label'       => __( 'Start Date', 'invoicing' ),
+                'label_type'  => 'hidden',
+                'placeholder' => 'YYYY-MM-DD',
+                'value'       => esc_attr( $subscription->get_date_created( 'edit' ) ),
+                'no_wrap'     => true,
+                'size'        => 'sm',
+            ),
+            true
+        );
+    } else {
+        echo esc_html( getpaid_format_date_value( $subscription->get_date_created() ) );
+    }
 
 }
 add_action( 'getpaid_subscription_admin_display_start_date', 'getpaid_admin_subscription_metabox_display_start_date' );
@@ -313,24 +313,24 @@ 
  */
 function getpaid_admin_subscription_metabox_display_renews_on( $subscription ) {
 
-	if ( $subscription->has_status( 'active trialling' ) && getpaid_payment_gateway_supports( $subscription->get_gateway(), 'subscription_date_change' ) ) {
-		aui()->input(
-			array(
-				'type'        => 'text',
-				'id'          => 'wpinv_subscription_expiration',
-				'name'        => 'wpinv_subscription_expiration',
-				'label'       => __( 'Renews On', 'invoicing' ),
-				'label_type'  => 'hidden',
-				'placeholder' => 'YYYY-MM-DD',
-				'value'       => esc_attr( $subscription->get_expiration( 'edit' ) ),
-				'no_wrap'     => true,
-				'size'        => 'sm',
-			),
-			true
-		);
-	} else {
-		echo esc_html( getpaid_format_date_value( $subscription->get_expiration() ) );
-	}
+    if ( $subscription->has_status( 'active trialling' ) && getpaid_payment_gateway_supports( $subscription->get_gateway(), 'subscription_date_change' ) ) {
+        aui()->input(
+            array(
+                'type'        => 'text',
+                'id'          => 'wpinv_subscription_expiration',
+                'name'        => 'wpinv_subscription_expiration',
+                'label'       => __( 'Renews On', 'invoicing' ),
+                'label_type'  => 'hidden',
+                'placeholder' => 'YYYY-MM-DD',
+                'value'       => esc_attr( $subscription->get_expiration( 'edit' ) ),
+                'no_wrap'     => true,
+                'size'        => 'sm',
+            ),
+            true
+        );
+    } else {
+        echo esc_html( getpaid_format_date_value( $subscription->get_expiration() ) );
+    }
 }
 add_action( 'getpaid_subscription_admin_display_renews_on', 'getpaid_admin_subscription_metabox_display_renews_on' );
 
@@ -341,32 +341,32 @@ 
  */
 function getpaid_admin_subscription_metabox_display_renewals( $subscription ) {
 
-	$max_bills    = $subscription->get_bill_times();
-	$times_billed = (int) $subscription->get_times_billed();
-
-	if ( $subscription->has_status( 'active trialling' ) && getpaid_payment_gateway_supports( $subscription->get_gateway(), 'subscription_bill_times_change' ) ) {
-		aui()->input(
-			array(
-				'type'             => 'number',
-				'id'               => 'wpinv_subscription_max_bill_times',
-				'name'             => 'wpinv_subscription_max_bill_times',
-				'label'            => __( 'Maximum bill times', 'invoicing' ),
-				'label_type'       => 'hidden',
-				'placeholder'      => __( 'Unlimited', 'invoicing' ),
-				'value'            => empty( $max_bills ) ? '' : (int) $max_bills,
-				'no_wrap'          => true,
-				'size'             => 'sm',
-				'input_group_left' => sprintf(
-					// translators: %d: Number of times billed
-					__( '%d of', 'invoicing' ),
-					$times_billed
-				),
-			),
-			true
-		);
-	} else {
-		echo esc_html( $times_billed ) . ' / ' . ( empty( $max_bills ) ? '&infin;' : (int) $max_bills );
-	}
+    $max_bills    = $subscription->get_bill_times();
+    $times_billed = (int) $subscription->get_times_billed();
+
+    if ( $subscription->has_status( 'active trialling' ) && getpaid_payment_gateway_supports( $subscription->get_gateway(), 'subscription_bill_times_change' ) ) {
+        aui()->input(
+            array(
+                'type'             => 'number',
+                'id'               => 'wpinv_subscription_max_bill_times',
+                'name'             => 'wpinv_subscription_max_bill_times',
+                'label'            => __( 'Maximum bill times', 'invoicing' ),
+                'label_type'       => 'hidden',
+                'placeholder'      => __( 'Unlimited', 'invoicing' ),
+                'value'            => empty( $max_bills ) ? '' : (int) $max_bills,
+                'no_wrap'          => true,
+                'size'             => 'sm',
+                'input_group_left' => sprintf(
+                    // translators: %d: Number of times billed
+                    __( '%d of', 'invoicing' ),
+                    $times_billed
+                ),
+            ),
+            true
+        );
+    } else {
+        echo esc_html( $times_billed ) . ' / ' . ( empty( $max_bills ) ? '&infin;' : (int) $max_bills );
+    }
 }
 add_action( 'getpaid_subscription_admin_display_renewals', 'getpaid_admin_subscription_metabox_display_renewals' );
 
@@ -378,13 +378,13 @@ 
  */
 function getpaid_admin_subscription_metabox_display_item( $subscription, $subscription_group = false ) {
 
-	if ( empty( $subscription_group ) ) {
-		echo wp_kses_post( WPInv_Subscriptions_List_Table::generate_item_markup( $subscription->get_product_id() ) );
-		return;
-	}
+    if ( empty( $subscription_group ) ) {
+        echo wp_kses_post( WPInv_Subscriptions_List_Table::generate_item_markup( $subscription->get_product_id() ) );
+        return;
+    }
 
-	$markup = array_map( array( 'WPInv_Subscriptions_List_Table', 'generate_item_markup' ), array_keys( $subscription_group['items'] ) );
-	echo wp_kses_post( implode( ' | ', $markup ) );
+    $markup = array_map( array( 'WPInv_Subscriptions_List_Table', 'generate_item_markup' ), array_keys( $subscription_group['items'] ) );
+    echo wp_kses_post( implode( ' | ', $markup ) );
 
 }
 add_action( 'getpaid_subscription_admin_display_item', 'getpaid_admin_subscription_metabox_display_item', 10, 2 );
@@ -396,13 +396,13 @@ 
  */
 function getpaid_admin_subscription_metabox_display_gateway( $subscription ) {
 
-	$gateway = $subscription->get_gateway();
+    $gateway = $subscription->get_gateway();
 
-	if ( ! empty( $gateway ) ) {
-		echo esc_html( wpinv_get_gateway_admin_label( $gateway ) );
-	} else {
-		echo '&mdash;';
-	}
+    if ( ! empty( $gateway ) ) {
+        echo esc_html( wpinv_get_gateway_admin_label( $gateway ) );
+    } else {
+        echo '&mdash;';
+    }
 
 }
 add_action( 'getpaid_subscription_admin_display_gateway', 'getpaid_admin_subscription_metabox_display_gateway' );
@@ -413,7 +413,7 @@ 
  * @param WPInv_Subscription $subscription
  */
 function getpaid_admin_subscription_metabox_display_status( $subscription ) {
-	echo wp_kses_post( $subscription->get_status_label_html() );
+    echo wp_kses_post( $subscription->get_status_label_html() );
 }
 add_action( 'getpaid_subscription_admin_display_status', 'getpaid_admin_subscription_metabox_display_status' );
 
@@ -424,28 +424,28 @@ 
  */
 function getpaid_admin_subscription_metabox_display_profile_id( $subscription ) {
 
-	$profile_id = $subscription->get_profile_id();
-
-	aui()->input(
-		array(
-			'type'              => 'text',
-			'id'                => 'wpinv_subscription_profile_id',
-			'name'              => 'wpinv_subscription_profile_id',
-			'label'             => __( 'Profile Id', 'invoicing' ),
-			'label_type'        => 'hidden',
-			'placeholder'       => __( 'Profile Id', 'invoicing' ),
-			'value'             => esc_attr( $profile_id ),
-			'input_group_right' => '',
-			'no_wrap'           => true,
-			'size'              => 'sm',
-		),
-		true
-	);
-
-	$url = apply_filters( 'getpaid_remote_subscription_profile_url', '', $subscription );
-	if ( ! empty( $url ) ) {
-		echo '&nbsp;<a href="' . esc_url_raw( $url ) . '" title="' . esc_attr__( 'View in Gateway', 'invoicing' ) . '" target="_blank"><i class="fas fa-external-link-alt fa-xs fa-fw align-top"></i></a>';
-	}
+    $profile_id = $subscription->get_profile_id();
+
+    aui()->input(
+        array(
+            'type'              => 'text',
+            'id'                => 'wpinv_subscription_profile_id',
+            'name'              => 'wpinv_subscription_profile_id',
+            'label'             => __( 'Profile Id', 'invoicing' ),
+            'label_type'        => 'hidden',
+            'placeholder'       => __( 'Profile Id', 'invoicing' ),
+            'value'             => esc_attr( $profile_id ),
+            'input_group_right' => '',
+            'no_wrap'           => true,
+            'size'              => 'sm',
+        ),
+        true
+    );
+
+    $url = apply_filters( 'getpaid_remote_subscription_profile_url', '', $subscription );
+    if ( ! empty( $url ) ) {
+        echo '&nbsp;<a href="' . esc_url_raw( $url ) . '" title="' . esc_attr__( 'View in Gateway', 'invoicing' ) . '" target="_blank"><i class="fas fa-external-link-alt fa-xs fa-fw align-top"></i></a>';
+    }
 
 }
 add_action( 'getpaid_subscription_admin_display_profile_id', 'getpaid_admin_subscription_metabox_display_profile_id' );
@@ -457,40 +457,40 @@ 
  */
 function getpaid_admin_subscription_update_metabox( $subscription ) {
 
-	?>
+    ?>
 	<div class="mt-3">
 
 		<?php
-			aui()->select(
-				array(
-					'options'   => getpaid_get_subscription_statuses(),
-					'name'      => 'subscription_status',
-					'id'        => 'subscription_status_update_select',
-					'required'  => true,
-					'no_wrap'   => false,
-					'label'     => __( 'Subscription Status', 'invoicing' ),
-					'help_text' => __( 'Updating the status will trigger related actions and hooks', 'invoicing' ),
-					'select2'   => true,
-					'value'     => $subscription->get_status( 'edit' ),
-				),
-				true
-			);
-		?>
+            aui()->select(
+                array(
+                    'options'   => getpaid_get_subscription_statuses(),
+                    'name'      => 'subscription_status',
+                    'id'        => 'subscription_status_update_select',
+                    'required'  => true,
+                    'no_wrap'   => false,
+                    'label'     => __( 'Subscription Status', 'invoicing' ),
+                    'help_text' => __( 'Updating the status will trigger related actions and hooks', 'invoicing' ),
+                    'select2'   => true,
+                    'value'     => $subscription->get_status( 'edit' ),
+                ),
+                true
+            );
+        ?>
 
 		<div class="mt-2 px-3 py-2 bg-light border-top" style="margin: -12px;">
 
 		<?php
-			submit_button( __( 'Update', 'invoicing' ), 'primary', 'submit', false );
+            submit_button( __( 'Update', 'invoicing' ), 'primary', 'submit', false );
 
-			$url    = wp_nonce_url( add_query_arg( 'getpaid-admin-action', 'subscription_manual_renew' ), 'getpaid-nonce', 'getpaid-nonce' );
-			$anchor = __( 'Renew Subscription', 'invoicing' );
-			$title  = esc_attr__( 'Are you sure you want to extend the subscription and generate a new invoice that will be automatically marked as paid?', 'invoicing' );
+            $url    = wp_nonce_url( add_query_arg( 'getpaid-admin-action', 'subscription_manual_renew' ), 'getpaid-nonce', 'getpaid-nonce' );
+            $anchor = __( 'Renew Subscription', 'invoicing' );
+            $title  = esc_attr__( 'Are you sure you want to extend the subscription and generate a new invoice that will be automatically marked as paid?', 'invoicing' );
 
-			if ( $subscription->is_active() ) {
-			echo "<a href='" . esc_url( $url ) . "' class='float-right text-muted' onclick='return confirm(\"" . esc_attr( $title ) . "\")'>" . esc_html( $anchor ) . "</a>";
-			}
+            if ( $subscription->is_active() ) {
+            echo "<a href='" . esc_url( $url ) . "' class='float-right text-muted' onclick='return confirm(\"" . esc_attr( $title ) . "\")'>" . esc_html( $anchor ) . "</a>";
+            }
 
-	echo '</div></div>';
+    echo '</div></div>';
 }
 
 /**
@@ -501,33 +501,33 @@ 
  */
 function getpaid_admin_subscription_invoice_details_metabox( $subscription, $strict = true ) {
 
-	$columns = apply_filters(
-		'getpaid_subscription_related_invoices_columns',
-		array(
-			'invoice'      => __( 'Invoice', 'invoicing' ),
-			'relationship' => __( 'Relationship', 'invoicing' ),
-			'date'         => __( 'Date', 'invoicing' ),
-			'status'       => __( 'Status', 'invoicing' ),
-			'total'        => __( 'Total', 'invoicing' ),
-		),
-		$subscription
-	);
-
-	// Prepare the invoices.
-	$payments = $subscription->get_child_payments( ! is_admin() );
-	$parent   = $subscription->get_parent_invoice();
-
-	if ( $parent->exists() ) {
-		$payments = array_merge( array( $parent ), $payments );
-	}
-
-	$table_class = 'w-100 bg-white';
-
-	if ( ! is_admin() ) {
-		$table_class = 'table table-bordered';
-	}
-
-	?>
+    $columns = apply_filters(
+        'getpaid_subscription_related_invoices_columns',
+        array(
+            'invoice'      => __( 'Invoice', 'invoicing' ),
+            'relationship' => __( 'Relationship', 'invoicing' ),
+            'date'         => __( 'Date', 'invoicing' ),
+            'status'       => __( 'Status', 'invoicing' ),
+            'total'        => __( 'Total', 'invoicing' ),
+        ),
+        $subscription
+    );
+
+    // Prepare the invoices.
+    $payments = $subscription->get_child_payments( ! is_admin() );
+    $parent   = $subscription->get_parent_invoice();
+
+    if ( $parent->exists() ) {
+        $payments = array_merge( array( $parent ), $payments );
+    }
+
+    $table_class = 'w-100 bg-white';
+
+    if ( ! is_admin() ) {
+        $table_class = 'table table-bordered';
+    }
+
+    ?>
 		<div class="m-0" style="overflow: auto;">
 
 			<table class="<?php echo esc_attr( $table_class ); ?>">
@@ -535,10 +535,10 @@ 
 				<thead>
 					<tr>
 						<?php
-							foreach ( $columns as $key => $label ) {
-							echo "<th class='subscription-invoice-field-" . esc_attr( $key ) . " bg-light p-2 text-left color-dark font-weight-bold'>" . esc_html( $label ) . "</th>";
-							}
-						?>
+                            foreach ( $columns as $key => $label ) {
+                            echo "<th class='subscription-invoice-field-" . esc_attr( $key ) . " bg-light p-2 text-left color-dark font-weight-bold'>" . esc_html( $label ) . "</th>";
+                            }
+                        ?>
 					</tr>
 				</thead>
 
@@ -554,72 +554,72 @@ 
 
 					<?php
 
-						foreach ( $payments as $payment ) :
+                        foreach ( $payments as $payment ) :
 
-						// Ensure that we have an invoice.
-						$payment = new WPInv_Invoice( $payment );
+                        // Ensure that we have an invoice.
+                        $payment = new WPInv_Invoice( $payment );
 
-						// Abort if the invoice is invalid...
-						if ( ! $payment->exists() ) {
-							continue;
-							}
+                        // Abort if the invoice is invalid...
+                        if ( ! $payment->exists() ) {
+                            continue;
+                            }
 
-						// ... or belongs to a different subscription.
-						if ( $strict && $payment->is_renewal() && $payment->get_subscription_id() && $payment->get_subscription_id() != $subscription->get_id() ) {
-							continue;
-							}
+                        // ... or belongs to a different subscription.
+                        if ( $strict && $payment->is_renewal() && $payment->get_subscription_id() && $payment->get_subscription_id() != $subscription->get_id() ) {
+                            continue;
+                            }
 
-						echo '<tr>';
+                        echo '<tr>';
 
-						foreach ( array_keys( $columns ) as $key ) {
+                        foreach ( array_keys( $columns ) as $key ) {
 
-							echo "<td class='p-2 text-left'>";
+                            echo "<td class='p-2 text-left'>";
 
-								switch ( $key ) {
+                                switch ( $key ) {
 
-								case 'total':
-										echo '<strong>';
-										wpinv_the_price( $payment->get_total(), $payment->get_currency() );
-										echo '</strong>';
-									break;
+                                case 'total':
+                                        echo '<strong>';
+                                        wpinv_the_price( $payment->get_total(), $payment->get_currency() );
+                                        echo '</strong>';
+                                    break;
 
-								case 'relationship':
-										echo $payment->is_renewal() ? esc_html__( 'Renewal Invoice', 'invoicing' ) : esc_html__( 'Initial Invoice', 'invoicing' );
-									break;
+                                case 'relationship':
+                                        echo $payment->is_renewal() ? esc_html__( 'Renewal Invoice', 'invoicing' ) : esc_html__( 'Initial Invoice', 'invoicing' );
+                                    break;
 
-								case 'date':
-									echo esc_html( getpaid_format_date_value( $payment->get_date_created() ) );
-									break;
+                                case 'date':
+                                    echo esc_html( getpaid_format_date_value( $payment->get_date_created() ) );
+                                    break;
 
-								case 'status':
-										$status = $payment->get_status_nicename();
-										if ( is_admin() ) {
-										$status = $payment->get_status_label_html();
-										}
+                                case 'status':
+                                        $status = $payment->get_status_nicename();
+                                        if ( is_admin() ) {
+                                        $status = $payment->get_status_label_html();
+                                        }
 
-										echo wp_kses_post( $status );
-									break;
+                                        echo wp_kses_post( $status );
+                                    break;
 
-								case 'invoice':
-										$link    = esc_url( get_edit_post_link( $payment->get_id() ) );
+                                case 'invoice':
+                                        $link    = esc_url( get_edit_post_link( $payment->get_id() ) );
 
-										if ( ! is_admin() ) {
-										$link = esc_url( $payment->get_view_url() );
-										}
+                                        if ( ! is_admin() ) {
+                                        $link = esc_url( $payment->get_view_url() );
+                                        }
 
-										$invoice = esc_html( $payment->get_number() );
-										echo wp_kses_post( "<a href='$link'>$invoice</a>" );
-									break;
-										}
+                                        $invoice = esc_html( $payment->get_number() );
+                                        echo wp_kses_post( "<a href='$link'>$invoice</a>" );
+                                    break;
+                                        }
 
-								echo '</td>';
+                                echo '</td>';
 
-							}
+                            }
 
-						echo '</tr>';
+                        echo '</tr>';
 
-						endforeach;
-					?>
+                        endforeach;
+                    ?>
 
 				</tbody>
 
@@ -637,42 +637,42 @@ 
  */
 function getpaid_admin_subscription_item_details_metabox( $subscription ) {
 
-	// Fetch the subscription group.
-	$subscription_group = getpaid_get_invoice_subscription_group( $subscription->get_parent_payment_id(), $subscription->get_id() );
+    // Fetch the subscription group.
+    $subscription_group = getpaid_get_invoice_subscription_group( $subscription->get_parent_payment_id(), $subscription->get_id() );
 
-	if ( empty( $subscription_group ) || empty( $subscription_group['items'] ) ) {
-		return;
-	}
+    if ( empty( $subscription_group ) || empty( $subscription_group['items'] ) ) {
+        return;
+    }
 
-	// Prepare table columns.
-	$columns = apply_filters(
-		'getpaid_subscription_item_details_columns',
-		array(
-			'item_name' => __( 'Item', 'invoicing' ),
-			'price'     => __( 'Price', 'invoicing' ),
-			'tax'       => __( 'Tax', 'invoicing' ),
-			'discount'  => __( 'Discount', 'invoicing' ),
-			//'initial'      => __( 'Initial Amount', 'invoicing' ),
-			'recurring' => __( 'Subtotal', 'invoicing' ),
-		),
-		$subscription
-	);
+    // Prepare table columns.
+    $columns = apply_filters(
+        'getpaid_subscription_item_details_columns',
+        array(
+            'item_name' => __( 'Item', 'invoicing' ),
+            'price'     => __( 'Price', 'invoicing' ),
+            'tax'       => __( 'Tax', 'invoicing' ),
+            'discount'  => __( 'Discount', 'invoicing' ),
+            //'initial'      => __( 'Initial Amount', 'invoicing' ),
+            'recurring' => __( 'Subtotal', 'invoicing' ),
+        ),
+        $subscription
+    );
 
-	// Prepare the invoices.
+    // Prepare the invoices.
 
-	$invoice = $subscription->get_parent_invoice();
+    $invoice = $subscription->get_parent_invoice();
 
-	if ( ( ! wpinv_use_taxes() || ! $invoice->is_taxable() ) && isset( $columns['tax'] ) ) {
-		unset( $columns['tax'] );
-	}
+    if ( ( ! wpinv_use_taxes() || ! $invoice->is_taxable() ) && isset( $columns['tax'] ) ) {
+        unset( $columns['tax'] );
+    }
 
-	$table_class = 'w-100 bg-white';
+    $table_class = 'w-100 bg-white';
 
-	if ( ! is_admin() ) {
-		$table_class = 'table table-bordered';
-	}
+    if ( ! is_admin() ) {
+        $table_class = 'table table-bordered';
+    }
 
-	?>
+    ?>
 		<div class="m-0" style="overflow: auto;">
 
 			<table class="<?php echo esc_attr( $table_class ); ?>">
@@ -681,10 +681,10 @@ 
 					<tr>
 						<?php
 
-							foreach ( $columns as $key => $label ) {
-							echo "<th class='subscription-item-field-" . esc_attr( $key ) . " bg-light p-2 text-left color-dark font-weight-bold'>" . esc_html( $label ) . "</th>";
-							}
-						?>
+                            foreach ( $columns as $key => $label ) {
+                            echo "<th class='subscription-item-field-" . esc_attr( $key ) . " bg-light p-2 text-left color-dark font-weight-bold'>" . esc_html( $label ) . "</th>";
+                            }
+                        ?>
 					</tr>
 				</thead>
 
@@ -692,106 +692,106 @@ 
 
 					<?php
 
-						foreach ( $subscription_group['items'] as $subscription_group_item ) :
+                        foreach ( $subscription_group['items'] as $subscription_group_item ) :
 
-						echo '<tr>';
+                        echo '<tr>';
 
-						foreach ( array_keys( $columns ) as $key ) {
+                        foreach ( array_keys( $columns ) as $key ) {
 
-							$class = 'text-left';
+                            $class = 'text-left';
 
-							echo "<td class='p-2 text-left'>";
+                            echo "<td class='p-2 text-left'>";
 
-								switch ( $key ) {
+                                switch ( $key ) {
 
-								case 'item_name':
-										$item_name = get_the_title( $subscription_group_item['item_id'] );
-										$item_name = empty( $item_name ) ? $subscription_group_item['item_name'] : $item_name;
+                                case 'item_name':
+                                        $item_name = get_the_title( $subscription_group_item['item_id'] );
+                                        $item_name = empty( $item_name ) ? $subscription_group_item['item_name'] : $item_name;
 
-										if ( $invoice->get_template() == 'amount' || 1 == (float) $subscription_group_item['quantity'] ) {
-										echo esc_html( $item_name );
-										} else {
-										printf( '%1$s x %2$d', esc_html( $item_name ), (float) $subscription_group_item['quantity'] );
-											}
+                                        if ( $invoice->get_template() == 'amount' || 1 == (float) $subscription_group_item['quantity'] ) {
+                                        echo esc_html( $item_name );
+                                        } else {
+                                        printf( '%1$s x %2$d', esc_html( $item_name ), (float) $subscription_group_item['quantity'] );
+                                            }
 
-									break;
+                                    break;
 
-								case 'price':
-									wpinv_the_price( $subscription_group_item['item_price'], $invoice->get_currency() );
-									break;
+                                case 'price':
+                                    wpinv_the_price( $subscription_group_item['item_price'], $invoice->get_currency() );
+                                    break;
 
-								case 'tax':
-									wpinv_the_price( $subscription_group_item['tax'], $invoice->get_currency() );
-									break;
+                                case 'tax':
+                                    wpinv_the_price( $subscription_group_item['tax'], $invoice->get_currency() );
+                                    break;
 
-								case 'discount':
-									wpinv_the_price( $subscription_group_item['discount'], $invoice->get_currency() );
-									break;
+                                case 'discount':
+                                    wpinv_the_price( $subscription_group_item['discount'], $invoice->get_currency() );
+                                    break;
 
-								case 'initial':
-									wpinv_the_price( $subscription_group_item['price'] * $subscription_group_item['quantity'], $invoice->get_currency() );
-									break;
+                                case 'initial':
+                                    wpinv_the_price( $subscription_group_item['price'] * $subscription_group_item['quantity'], $invoice->get_currency() );
+                                    break;
 
-								case 'recurring':
-										echo wp_kses_post( '<strong>' . wpinv_price( $subscription_group_item['price'] * $subscription_group_item['quantity'], $invoice->get_currency() ) . '</strong>' );
-									break;
+                                case 'recurring':
+                                        echo wp_kses_post( '<strong>' . wpinv_price( $subscription_group_item['price'] * $subscription_group_item['quantity'], $invoice->get_currency() ) . '</strong>' );
+                                    break;
 
-										}
+                                        }
 
-								echo '</td>';
+                                echo '</td>';
 
-							}
+                            }
 
-						echo '</tr>';
+                        echo '</tr>';
 
-						endforeach;
+                        endforeach;
 
-						foreach ( $subscription_group['fees'] as $subscription_group_fee ) :
+                        foreach ( $subscription_group['fees'] as $subscription_group_fee ) :
 
-						echo '<tr>';
+                        echo '<tr>';
 
-						foreach ( array_keys( $columns ) as $key ) {
+                        foreach ( array_keys( $columns ) as $key ) {
 
-							$class = 'text-left';
+                            $class = 'text-left';
 
-							echo "<td class='p-2 text-left'>";
+                            echo "<td class='p-2 text-left'>";
 
-								switch ( $key ) {
+                                switch ( $key ) {
 
-								case 'item_name':
-										echo esc_html( $subscription_group_fee['name'] );
-									break;
+                                case 'item_name':
+                                        echo esc_html( $subscription_group_fee['name'] );
+                                    break;
 
-								case 'price':
-									wpinv_the_price( $subscription_group_fee['initial_fee'], $invoice->get_currency() );
-									break;
+                                case 'price':
+                                    wpinv_the_price( $subscription_group_fee['initial_fee'], $invoice->get_currency() );
+                                    break;
 
-								case 'tax':
-									echo '&mdash;';
-									break;
+                                case 'tax':
+                                    echo '&mdash;';
+                                    break;
 
-								case 'discount':
-										echo '&mdash;';
-									break;
+                                case 'discount':
+                                        echo '&mdash;';
+                                    break;
 
-								case 'initial':
-									wpinv_the_price( $subscription_group_fee['initial_fee'], $invoice->get_currency() );
-									break;
+                                case 'initial':
+                                    wpinv_the_price( $subscription_group_fee['initial_fee'], $invoice->get_currency() );
+                                    break;
 
-								case 'recurring':
-										echo wp_kses_post( '<strong>' . wpinv_price( $subscription_group_fee['recurring_fee'], $invoice->get_currency() ) . '</strong>' );
-									break;
+                                case 'recurring':
+                                        echo wp_kses_post( '<strong>' . wpinv_price( $subscription_group_fee['recurring_fee'], $invoice->get_currency() ) . '</strong>' );
+                                    break;
 
-										}
+                                        }
 
-								echo '</td>';
+                                echo '</td>';
 
-							}
+                            }
 
-						echo '</tr>';
+                        echo '</tr>';
 
-						endforeach;
-					?>
+                        endforeach;
+                    ?>
 
 				</tbody>
 
@@ -810,38 +810,38 @@ 
  */
 function getpaid_admin_subscription_related_subscriptions_metabox( $subscription, $skip_current = true ) {
 
-	// Fetch the subscription groups.
-	$subscription_groups = getpaid_get_invoice_subscription_groups( $subscription->get_parent_payment_id() );
-
-	if ( empty( $subscription_groups ) ) {
-		return;
-	}
-
-	// Prepare table columns.
-	$columns = apply_filters(
-		'getpaid_subscription_related_subscriptions_columns',
-		array(
-			'subscription' => __( 'Subscription', 'invoicing' ),
-			'start_date'   => __( 'Start Date', 'invoicing' ),
-			'renewal_date' => __( 'Next Payment', 'invoicing' ),
-			'renewals'     => __( 'Payments', 'invoicing' ),
-			'item'         => __( 'Items', 'invoicing' ),
-			'status'       => __( 'Status', 'invoicing' ),
-		),
-		$subscription
-	);
-
-	if ( $subscription->get_status() == 'pending' ) {
-		unset( $columns['start_date'], $columns['renewal_date'] );
-	}
-
-	$table_class = 'w-100 bg-white';
-
-	if ( ! is_admin() ) {
-		$table_class = 'table table-bordered';
-	}
-
-	?>
+    // Fetch the subscription groups.
+    $subscription_groups = getpaid_get_invoice_subscription_groups( $subscription->get_parent_payment_id() );
+
+    if ( empty( $subscription_groups ) ) {
+        return;
+    }
+
+    // Prepare table columns.
+    $columns = apply_filters(
+        'getpaid_subscription_related_subscriptions_columns',
+        array(
+            'subscription' => __( 'Subscription', 'invoicing' ),
+            'start_date'   => __( 'Start Date', 'invoicing' ),
+            'renewal_date' => __( 'Next Payment', 'invoicing' ),
+            'renewals'     => __( 'Payments', 'invoicing' ),
+            'item'         => __( 'Items', 'invoicing' ),
+            'status'       => __( 'Status', 'invoicing' ),
+        ),
+        $subscription
+    );
+
+    if ( $subscription->get_status() == 'pending' ) {
+        unset( $columns['start_date'], $columns['renewal_date'] );
+    }
+
+    $table_class = 'w-100 bg-white';
+
+    if ( ! is_admin() ) {
+        $table_class = 'table table-bordered';
+    }
+
+    ?>
 		<div class="m-0" style="overflow: auto;">
 
 			<table class="<?php echo esc_attr( $table_class ); ?>">
@@ -850,10 +850,10 @@ 
 					<tr>
 						<?php
 
-							foreach ( $columns as $key => $label ) {
-							echo "<th class='related-subscription-field-" . esc_attr( $key ) . " bg-light p-2 text-left color-dark font-weight-bold'>" . esc_html( $label ) . "</th>";
-							}
-						?>
+                            foreach ( $columns as $key => $label ) {
+                            echo "<th class='related-subscription-field-" . esc_attr( $key ) . " bg-light p-2 text-left color-dark font-weight-bold'>" . esc_html( $label ) . "</th>";
+                            }
+                        ?>
 					</tr>
 				</thead>
 
@@ -861,74 +861,74 @@ 
 
 					<?php
 
-						foreach ( $subscription_groups as $subscription_group ) :
+                        foreach ( $subscription_groups as $subscription_group ) :
 
-						// Do not list current subscription.
-						if ( $skip_current && (int) $subscription_group['subscription_id'] === $subscription->get_id() ) {
-							continue;
-							}
+                        // Do not list current subscription.
+                        if ( $skip_current && (int) $subscription_group['subscription_id'] === $subscription->get_id() ) {
+                            continue;
+                            }
 
-						// Ensure the subscription exists.
-						$_suscription = new WPInv_Subscription( $subscription_group['subscription_id'] );
+                        // Ensure the subscription exists.
+                        $_suscription = new WPInv_Subscription( $subscription_group['subscription_id'] );
 
-						if ( ! $_suscription->exists() ) {
-							continue;
-							}
+                        if ( ! $_suscription->exists() ) {
+                            continue;
+                            }
 
-						echo '<tr>';
+                        echo '<tr>';
 
-						foreach ( array_keys( $columns ) as $key ) {
+                        foreach ( array_keys( $columns ) as $key ) {
 
-							$class = 'text-left';
+                            $class = 'text-left';
 
-							echo "<td class='p-2 text-left'>";
+                            echo "<td class='p-2 text-left'>";
 
-								switch ( $key ) {
+                                switch ( $key ) {
 
-								case 'status':
-										echo wp_kses_post( $_suscription->get_status_label_html() );
-									break;
+                                case 'status':
+                                        echo wp_kses_post( $_suscription->get_status_label_html() );
+                                    break;
 
-								case 'item':
-											$markup = array_map( array( 'WPInv_Subscriptions_List_Table', 'generate_item_markup' ), array_keys( $subscription_group['items'] ) );
-											echo wp_kses_post( implode( ' | ', $markup ) );
-									break;
+                                case 'item':
+                                            $markup = array_map( array( 'WPInv_Subscriptions_List_Table', 'generate_item_markup' ), array_keys( $subscription_group['items'] ) );
+                                            echo wp_kses_post( implode( ' | ', $markup ) );
+                                    break;
 
-								case 'renewals':
-									$max_bills = $_suscription->get_bill_times();
-									echo ( (int) $_suscription->get_times_billed() ) . ' / ' . ( empty( $max_bills ) ? '&infin;' : (int) $max_bills );
-									break;
+                                case 'renewals':
+                                    $max_bills = $_suscription->get_bill_times();
+                                    echo ( (int) $_suscription->get_times_billed() ) . ' / ' . ( empty( $max_bills ) ? '&infin;' : (int) $max_bills );
+                                    break;
 
-								case 'renewal_date':
-										echo $_suscription->is_active() ? esc_html( getpaid_format_date_value( $_suscription->get_expiration() ) ) : '&mdash;';
-									break;
+                                case 'renewal_date':
+                                        echo $_suscription->is_active() ? esc_html( getpaid_format_date_value( $_suscription->get_expiration() ) ) : '&mdash;';
+                                    break;
 
-								case 'start_date':
-										echo 'pending' == $_suscription->get_status() ? '&mdash;' : esc_html( getpaid_format_date_value( $_suscription->get_date_created() ) );
-									break;
+                                case 'start_date':
+                                        echo 'pending' == $_suscription->get_status() ? '&mdash;' : esc_html( getpaid_format_date_value( $_suscription->get_date_created() ) );
+                                    break;
 
-								case 'subscription':
-										$url = is_admin() ? admin_url( 'admin.php?page=wpinv-subscriptions&id=' . absint( $_suscription->get_id() ) ) : $_suscription->get_view_url();
-										printf(
+                                case 'subscription':
+                                        $url = is_admin() ? admin_url( 'admin.php?page=wpinv-subscriptions&id=' . absint( $_suscription->get_id() ) ) : $_suscription->get_view_url();
+                                        printf(
                                             '%1$s#%2$s%3$s',
                                             '<a href="' . esc_url( $url ) . '">',
                                             '<strong>' . intval( $_suscription->get_id() ) . '</strong>',
-											'</a>'
+                                            '</a>'
                                         );
 
-											echo wp_kses_post( WPInv_Subscriptions_List_Table::column_amount( $_suscription ) );
-									break;
+                                            echo wp_kses_post( WPInv_Subscriptions_List_Table::column_amount( $_suscription ) );
+                                    break;
 
-										}
+                                        }
 
-								echo '</td>';
+                                echo '</td>';
 
-							}
+                            }
 
-						echo '</tr>';
+                        echo '</tr>';
 
-						endforeach;
-					?>
+                        endforeach;
+                    ?>
 
 				</tbody>
 

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

Indentation +37 added lines, -37 removed lines

@@ -13,17 +13,17 @@ 
 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',
@@ -34,16 +34,16 @@ 
     );
 
     /**
-	 * 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' );
@@ -53,15 +53,15 @@ 
     }
 
     /**
-	 * 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();
@@ -91,12 +91,12 @@ 
     }
 
     /**
-	 * (Maybe) renews a manual subscription profile.
-	 *
-	 *
+     * (Maybe) renews a manual subscription profile.
+     *
+     *
      * @param WPInv_Subscription $subscription
-	 */
-	public function maybe_renew_subscription( $subscription ) {
+     */
+    public function maybe_renew_subscription( $subscription ) {
 
         // Ensure its our subscription && it's active.
         if ( $this->id === $subscription->get_gateway() && $subscription->has_status( 'active trialling' ) ) {
@@ -116,13 +116,13 @@ 
     }
 
     /**
-	 * 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 );

includes/gateways/class-getpaid-bank-transfer-gateway.php

Indentation +244 added lines, -244 removed lines

@@ -13,47 +13,47 @@ 
 class GetPaid_Bank_Transfer_Gateway extends GetPaid_Payment_Gateway {
 
     /**
-	 * Payment method id.
-	 *
-	 * @var string
-	 */
+     * Payment method id.
+     *
+     * @var string
+     */
     public $id = 'bank_transfer';
 
-	/**
-	 * An array of features that this gateway supports.
-	 *
-	 * @var array
-	 */
-	protected $supports = array(
-		'subscription',
-		'addons',
-		'single_subscription_group',
-		'multiple_subscription_groups',
-		'subscription_date_change',
-		'subscription_bill_times_change',
-	);
+    /**
+     * An array of features that this gateway supports.
+     *
+     * @var array
+     */
+    protected $supports = array(
+        'subscription',
+        'addons',
+        'single_subscription_group',
+        'multiple_subscription_groups',
+        'subscription_date_change',
+        'subscription_bill_times_change',
+    );
+
+    /**
+     * Payment method order.
+     *
+     * @var int
+     */
+    public $order = 8;
 
     /**
-	 * Payment method order.
-	 *
-	 * @var int
-	 */
-	public $order = 8;
-
-	/**
-	 * Bank transfer instructions.
-	 */
-	public $instructions;
-
-	/**
-	 * Locale array.
-	 */
-	public $locale;
+     * Bank transfer instructions.
+     */
+    public $instructions;
 
     /**
-	 * Class constructor.
-	 */
-	public function __construct() {
+     * Locale array.
+     */
+    public $locale;
+
+    /**
+     * Class constructor.
+     */
+    public function __construct() {
         parent::__construct();
 
         $this->title                = __( 'Direct bank transfer', 'invoicing' );
@@ -61,24 +61,24 @@ 
         $this->checkout_button_text = __( 'Proceed', 'invoicing' );
         $this->instructions         = apply_filters( 'wpinv_bank_instructions', $this->get_option( 'info' ) );
 
-		add_action( 'wpinv_receipt_end', array( $this, 'thankyou_page' ) );
-		add_action( 'getpaid_invoice_line_items', array( $this, 'thankyou_page' ), 40 );
-		add_action( 'wpinv_pdf_content_billing', array( $this, 'thankyou_page' ), 11 );
-		add_action( 'wpinv_email_invoice_details', array( $this, 'email_instructions' ), 10, 3 );
-		add_action( 'getpaid_should_renew_subscription', array( $this, 'maybe_renew_subscription' ) );
-		add_action( 'getpaid_invoice_status_publish', array( $this, 'invoice_paid' ), 20 );
+        add_action( 'wpinv_receipt_end', array( $this, 'thankyou_page' ) );
+        add_action( 'getpaid_invoice_line_items', array( $this, 'thankyou_page' ), 40 );
+        add_action( 'wpinv_pdf_content_billing', array( $this, 'thankyou_page' ), 11 );
+        add_action( 'wpinv_email_invoice_details', array( $this, 'email_instructions' ), 10, 3 );
+        add_action( 'getpaid_should_renew_subscription', array( $this, 'maybe_renew_subscription' ) );
+        add_action( 'getpaid_invoice_status_publish', array( $this, 'invoice_paid' ), 20 );
 
     }
 
     /**
-	 * 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 ) {
 
         // Add a transaction id.
         $invoice->set_transaction_id( $invoice->generate_key( 'bt_' ) );
@@ -99,66 +99,66 @@ 
     }
 
     /**
-	 * Output for the order received page.
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 */
-	public function thankyou_page( $invoice ) {
+     * Output for the order received page.
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     */
+    public function thankyou_page( $invoice ) {
 
         if ( 'bank_transfer' === $invoice->get_gateway() && $invoice->needs_payment() ) {
 
-			echo '<div class="mt-4 mb-2 getpaid-bank-transfer-details">' . PHP_EOL;
+            echo '<div class="mt-4 mb-2 getpaid-bank-transfer-details">' . PHP_EOL;
 
             if ( ! empty( $this->instructions ) ) {
                 echo wp_kses_post( wpautop( wptexturize( $this->instructions ) ) );
-			}
+            }
 
-			$this->bank_details( $invoice );
+            $this->bank_details( $invoice );
 
-			echo '</div>';
+            echo '</div>';
 
         }
 
-	}
+    }
 
     /**
-	 * Add content to the WPI emails.
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 * @param string     $email_type Email format: plain text or HTML.
-	 * @param bool     $sent_to_admin Sent to admin.
-	 */
-	public function email_instructions( $invoice, $email_type, $sent_to_admin ) {
+     * Add content to the WPI emails.
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     * @param string     $email_type Email format: plain text or HTML.
+     * @param bool     $sent_to_admin Sent to admin.
+     */
+    public function email_instructions( $invoice, $email_type, $sent_to_admin ) {
 
-		if ( ! $sent_to_admin && 'bank_transfer' === $invoice->get_gateway() && $invoice->needs_payment() ) {
+        if ( ! $sent_to_admin && 'bank_transfer' === $invoice->get_gateway() && $invoice->needs_payment() ) {
 
-			echo '<div class="wpi-email-row getpaid-bank-transfer-details">';
+            echo '<div class="wpi-email-row getpaid-bank-transfer-details">';
 
-			if ( $this->instructions ) {
-				echo wp_kses_post( wpautop( wptexturize( $this->instructions ) ) . PHP_EOL );
+            if ( $this->instructions ) {
+                echo wp_kses_post( wpautop( wptexturize( $this->instructions ) ) . PHP_EOL );
             }
 
-			$this->bank_details( $invoice );
+            $this->bank_details( $invoice );
 
-			echo '</div>';
+            echo '</div>';
 
-		}
+        }
 
     }
 
     /**
-	 * Get bank details and place into a list format.
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 */
-	protected function bank_details( $invoice ) {
+     * Get bank details and place into a list format.
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     */
+    protected function bank_details( $invoice ) {
 
-		// Get the invoice country and country $locale.
-		$country = $invoice->get_country();
-		$locale  = $this->get_country_locale();
+        // Get the invoice country and country $locale.
+        $country = $invoice->get_country();
+        $locale  = $this->get_country_locale();
 
-		// Get sortcode label in the $locale array and use appropriate one.
-		$sortcode = isset( $locale[ $country ]['sortcode']['label'] ) ? $locale[ $country ]['sortcode']['label'] : __( 'Sort code', 'invoicing' );
+        // Get sortcode label in the $locale array and use appropriate one.
+        $sortcode = isset( $locale[ $country ]['sortcode']['label'] ) ? $locale[ $country ]['sortcode']['label'] : __( 'Sort code', 'invoicing' );
 
         $bank_fields = array(
             'ac_name'   => __( 'Account Name', 'invoicing' ),
@@ -177,11 +177,11 @@ 
 
             if ( ! empty( $value ) ) {
                 $bank_info[ $field ] = array(
-					'label' => $label,
-					'value' => $value,
-				);
+                    'label' => $label,
+                    'value' => $value,
+                );
             }
-		}
+        }
 
         $bank_info = apply_filters( 'wpinv_bank_info', $bank_info, $invoice );
 
@@ -189,139 +189,139 @@ 
             return;
         }
 
-		echo '<h3 class="getpaid-bank-transfer-title"> ' . esc_html( apply_filters( 'wpinv_receipt_bank_details_title', __( 'Bank Details', 'invoicing' ), $invoice ) ) . '</h3>' . PHP_EOL;
+        echo '<h3 class="getpaid-bank-transfer-title"> ' . esc_html( apply_filters( 'wpinv_receipt_bank_details_title', __( 'Bank Details', 'invoicing' ), $invoice ) ) . '</h3>' . PHP_EOL;
+
+        echo '<table class="table table-bordered getpaid-bank-transfer-details">' . PHP_EOL;
+
+        foreach ( $bank_info as $key => $data ) {
+            echo "<tr class='getpaid-bank-transfer-" . esc_attr( $key ) . "'><th class='font-weight-bold'>" . wp_kses_post( $data['label'] ) . "</th><td class='w-75'>" . wp_kses_post( wptexturize( $data['value'] ) ) . '</td></tr>' . PHP_EOL;
+        }
+
+        echo '</table>';
+
+    }
 
-		echo '<table class="table table-bordered getpaid-bank-transfer-details">' . PHP_EOL;
+    /**
+     * Get country locale if localized.
+     *
+     * @return array
+     */
+    public function get_country_locale() {
+
+        if ( empty( $this->locale ) ) {
+
+            // Locale information to be used - only those that are not 'Sort Code'.
+            $this->locale = apply_filters(
+                'getpaid_get_bank_transfer_locale',
+                array(
+                    'AU' => array(
+                        'sortcode' => array(
+                            'label' => __( 'BSB', 'invoicing' ),
+                        ),
+                    ),
+                    'CA' => array(
+                        'sortcode' => array(
+                            'label' => __( 'Bank transit number', 'invoicing' ),
+                        ),
+                    ),
+                    'IN' => array(
+                        'sortcode' => array(
+                            'label' => __( 'IFSC', 'invoicing' ),
+                        ),
+                    ),
+                    'IT' => array(
+                        'sortcode' => array(
+                            'label' => __( 'Branch sort', 'invoicing' ),
+                        ),
+                    ),
+                    'NZ' => array(
+                        'sortcode' => array(
+                            'label' => __( 'Bank code', 'invoicing' ),
+                        ),
+                    ),
+                    'SE' => array(
+                        'sortcode' => array(
+                            'label' => __( 'Bank code', 'invoicing' ),
+                        ),
+                    ),
+                    'US' => array(
+                        'sortcode' => array(
+                            'label' => __( 'Routing number', 'invoicing' ),
+                        ),
+                    ),
+                    'ZA' => array(
+                        'sortcode' => array(
+                            'label' => __( 'Branch code', 'invoicing' ),
+                        ),
+                    ),
+                )
+            );
 
-		foreach ( $bank_info as $key => $data ) {
-			echo "<tr class='getpaid-bank-transfer-" . esc_attr( $key ) . "'><th class='font-weight-bold'>" . wp_kses_post( $data['label'] ) . "</th><td class='w-75'>" . wp_kses_post( wptexturize( $data['value'] ) ) . '</td></tr>' . PHP_EOL;
-		}
+        }
 
-		echo '</table>';
+        return $this->locale;
 
     }
 
     /**
-	 * Get country locale if localized.
-	 *
-	 * @return array
-	 */
-	public function get_country_locale() {
-
-		if ( empty( $this->locale ) ) {
-
-			// Locale information to be used - only those that are not 'Sort Code'.
-			$this->locale = apply_filters(
-				'getpaid_get_bank_transfer_locale',
-				array(
-					'AU' => array(
-						'sortcode' => array(
-							'label' => __( 'BSB', 'invoicing' ),
-						),
-					),
-					'CA' => array(
-						'sortcode' => array(
-							'label' => __( 'Bank transit number', 'invoicing' ),
-						),
-					),
-					'IN' => array(
-						'sortcode' => array(
-							'label' => __( 'IFSC', 'invoicing' ),
-						),
-					),
-					'IT' => array(
-						'sortcode' => array(
-							'label' => __( 'Branch sort', 'invoicing' ),
-						),
-					),
-					'NZ' => array(
-						'sortcode' => array(
-							'label' => __( 'Bank code', 'invoicing' ),
-						),
-					),
-					'SE' => array(
-						'sortcode' => array(
-							'label' => __( 'Bank code', 'invoicing' ),
-						),
-					),
-					'US' => array(
-						'sortcode' => array(
-							'label' => __( 'Routing number', 'invoicing' ),
-						),
-					),
-					'ZA' => array(
-						'sortcode' => array(
-							'label' => __( 'Branch code', 'invoicing' ),
-						),
-					),
-				)
-			);
-
-		}
-
-		return $this->locale;
-
-	}
-
-	/**
-	 * 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 ) {
 
         $admin_settings['bank_transfer_desc']['std']    = __( "Make your payment directly into our bank account. Please use your Invoice Number as the payment reference. Your invoice won't be processed until the funds have cleared in our account.", 'invoicing' );
-		$admin_settings['bank_transfer_active']['desc'] = __( 'Enable bank transfer', 'invoicing' );
+        $admin_settings['bank_transfer_active']['desc'] = __( 'Enable bank transfer', 'invoicing' );
 
-		$locale  = $this->get_country_locale();
+        $locale  = $this->get_country_locale();
 
-		// Get sortcode label in the $locale array and use appropriate one.
-		$country  = wpinv_default_billing_country();
-		$sortcode = isset( $locale[ $country ]['sortcode']['label'] ) ? $locale[ $country ]['sortcode']['label'] : __( 'Sort code', 'invoicing' );
+        // Get sortcode label in the $locale array and use appropriate one.
+        $country  = wpinv_default_billing_country();
+        $sortcode = isset( $locale[ $country ]['sortcode']['label'] ) ? $locale[ $country ]['sortcode']['label'] : __( 'Sort code', 'invoicing' );
 
-		$admin_settings['bank_transfer_ac_name'] = array(
+        $admin_settings['bank_transfer_ac_name'] = array(
             'type' => 'text',
             'id'   => 'bank_transfer_ac_name',
             'name' => __( 'Account Name', 'invoicing' ),
-		);
+        );
 
-		$admin_settings['bank_transfer_ac_no'] = array(
+        $admin_settings['bank_transfer_ac_no'] = array(
             'type' => 'text',
             'id'   => 'bank_transfer_ac_no',
             'name' => __( 'Account Number', 'invoicing' ),
-		);
+        );
 
-		$admin_settings['bank_transfer_bank_name'] = array(
+        $admin_settings['bank_transfer_bank_name'] = array(
             'type' => 'text',
             'id'   => 'bank_transfer_bank_name',
             'name' => __( 'Bank Name', 'invoicing' ),
-		);
+        );
 
-		$admin_settings['bank_transfer_ifsc'] = array(
+        $admin_settings['bank_transfer_ifsc'] = array(
             'type' => 'text',
             'id'   => 'bank_transfer_ifsc',
             'name' => __( 'IFSC Code', 'invoicing' ),
-		);
+        );
 
-		$admin_settings['bank_transfer_iban'] = array(
+        $admin_settings['bank_transfer_iban'] = array(
             'type' => 'text',
             'id'   => 'bank_transfer_iban',
             'name' => __( 'IBAN', 'invoicing' ),
-		);
+        );
 
-		$admin_settings['bank_transfer_bic'] = array(
+        $admin_settings['bank_transfer_bic'] = array(
             'type' => 'text',
             'id'   => 'bank_transfer_bic',
             'name' => __( 'BIC/Swift Code', 'invoicing' ),
-		);
+        );
 
-		$admin_settings['bank_transfer_sort_code'] = array(
-			'type' => 'text',
-			'id'   => 'bank_transfer_sort_code',
-			'name' => $sortcode,
-		);
+        $admin_settings['bank_transfer_sort_code'] = array(
+            'type' => 'text',
+            'id'   => 'bank_transfer_sort_code',
+            'name' => $sortcode,
+        );
 
-		$admin_settings['bank_transfer_info'] = array(
+        $admin_settings['bank_transfer_info'] = array(
             'id'   => 'bank_transfer_info',
             'name' => __( 'Instructions', 'invoicing' ),
             'desc' => __( 'Instructions that will be added to the thank you page and emails.', 'invoicing' ),
@@ -331,17 +331,17 @@ 
             'rows' => 5,
         );
 
-		return $admin_settings;
-	}
+        return $admin_settings;
+    }
 
-	/**
-	 * 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 );
@@ -349,67 +349,67 @@ 
 
         $invoice->recalculate_total();
         $invoice->save();
-	}
+    }
 
-	/**
-	 * (Maybe) renews a bank transfer subscription profile.
-	 *
-	 *
+    /**
+     * (Maybe) renews a bank transfer subscription profile.
+     *
+     *
      * @param WPInv_Subscription $subscription
-	 */
-	public function maybe_renew_subscription( $subscription ) {
+     */
+    public function maybe_renew_subscription( $subscription ) {
 
         // Ensure its our subscription && it's active.
         if ( $this->id === $subscription->get_gateway() && $subscription->has_status( 'active trialling' ) ) {
-			$subscription->create_payment();
+            $subscription->create_payment();
         }
 
     }
 
-	/**
-	 * Process a bank transfer payment.
-	 *
-	 *
+    /**
+     * Process a bank transfer payment.
+     *
+     *
      * @param WPInv_Invoice $invoice
-	 */
-	public function invoice_paid( $invoice ) {
-
-		// Abort if not paid by bank transfer.
-		if ( $this->id !== $invoice->get_gateway() || ! $invoice->is_recurring() ) {
-			return;
-		}
-
-		// Is it a parent payment?
-		if ( 0 == $invoice->get_parent_id() ) {
-
-			// (Maybe) activate subscriptions.
-			$subscriptions = getpaid_get_invoice_subscriptions( $invoice );
-
-			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   = gmdate( '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( 'bt_sub_' . $invoice->get_id() . '_' . $subscription->get_id() );
-						$subscription->activate();
-					}
-				}
-			}
-		} else {
-
-			$subscription = getpaid_get_subscription( $invoice->get_subscription_id() );
-
-			// Renew the subscription.
-			if ( $subscription && $subscription->exists() ) {
-				$subscription->add_payment( array(), $invoice );
-				$subscription->renew( strtotime( $invoice->get_date_created() ) );
-			}
-		}
+     */
+    public function invoice_paid( $invoice ) {
+
+        // Abort if not paid by bank transfer.
+        if ( $this->id !== $invoice->get_gateway() || ! $invoice->is_recurring() ) {
+            return;
+        }
+
+        // Is it a parent payment?
+        if ( 0 == $invoice->get_parent_id() ) {
+
+            // (Maybe) activate subscriptions.
+            $subscriptions = getpaid_get_invoice_subscriptions( $invoice );
+
+            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   = gmdate( '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( 'bt_sub_' . $invoice->get_id() . '_' . $subscription->get_id() );
+                        $subscription->activate();
+                    }
+                }
+            }
+        } else {
+
+            $subscription = getpaid_get_subscription( $invoice->get_subscription_id() );
+
+            // Renew the subscription.
+            if ( $subscription && $subscription->exists() ) {
+                $subscription->add_payment( array(), $invoice );
+                $subscription->renew( strtotime( $invoice->get_date_created() ) );
+            }
+        }
 
     }
 

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

Indentation +232 added lines, -232 removed lines

@@ -13,17 +13,17 @@ 
 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',
@@ -36,44 +36,44 @@ 
     );
 
     /**
-	 * 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' );
@@ -85,11 +85,11 @@ 
     }
 
     /**
-	 * 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.
@@ -100,16 +100,16 @@ 
     }
 
     /**
-	 * 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'] );
@@ -191,14 +191,14 @@ 
     }
 
     /**
-	 * 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(
@@ -213,17 +213,17 @@ 
     }
 
     /**
-	 * 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'] );
@@ -311,13 +311,13 @@ 
     }
 
     /**
-	 * 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 );
@@ -342,13 +342,13 @@ 
     }
 
     /**
-	 * 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();
@@ -360,15 +360,15 @@ 
     }
 
     /**
-	 * 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(
@@ -384,15 +384,15 @@ 
     }
 
     /**
-	 * 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(
@@ -438,41 +438,41 @@ 
     }
 
     /**
-	 * 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 );
+            }
 
-			$invoice->add_note( sprintf( __( 'Authentication code: %1$s (%2$s).', 'invoicing' ), $result->transactionResponse->authCode, $result->transactionResponse->accountNumber ), false, false, true );
+            $invoice->add_note( sprintf( __( 'Authentication code: %1$s (%2$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' );
 
@@ -484,13 +484,13 @@ 
     }
 
     /**
-	 * 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(
@@ -503,25 +503,25 @@ 
     }
 
     /**
-	 * 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();
@@ -553,13 +553,13 @@ 
     }
 
     /**
-	 * 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 ) {
@@ -596,15 +596,15 @@ 
     }
 
     /**
-	 * 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 );
@@ -637,45 +637,45 @@ 
 
         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.
@@ -693,36 +693,36 @@ 
             }
         }
 
-		// 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.
-	 *
-	 *
+    /**
+     * (Maybe) renews an authorize.net subscription profile.
+     *
+     *
      * @param WPInv_Subscription $subscription
-	 */
-	public function maybe_renew_subscription( $subscription ) {
+     */
+    public function maybe_renew_subscription( $subscription ) {
 
         // Ensure its our subscription && it's active.
         if ( $this->id === $subscription->get_gateway() && $subscription->has_status( 'active trialling' ) ) {
             $this->renew_subscription( $subscription );
         }
 
-	}
+    }
 
     /**
-	 * 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 );
@@ -731,37 +731,37 @@ 
         }
 
         // 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 );
-
-		// 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;
-
-		}
-
-		// Process the response.
-		$this->process_charge_response( $result, $new_invoice );
-
-		if ( wpinv_get_errors() ) {
-
-			$old_invoice->add_note(
-				sprintf( __( 'Error renewing subscription : ( %s ).', 'invoicing' ), getpaid_get_errors_html() ),
-				true,
-				false,
-				true
-			);
-			$subscription->failing();
-			return;
+        $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 ) ) {
+
+            $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 );
+
+        if ( wpinv_get_errors() ) {
+
+            $old_invoice->add_note(
+                sprintf( __( 'Error renewing subscription : ( %s ).', 'invoicing' ), getpaid_get_errors_html() ),
+                true,
+                false,
+                true
+            );
+            $subscription->failing();
+            return;
 
         }
 
@@ -770,13 +770,13 @@ 
     }
 
     /**
-	 * 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;
 
@@ -795,7 +795,7 @@ 
         $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 );
@@ -810,11 +810,11 @@ 
     }
 
     /**
-	 * Processes invoice addons.
-	 *
+     * Processes invoice addons.
+     *
      * @param array $args
-	 * @return array
-	 */
+     * @return array
+     */
     public function filter_addons_request( $args ) {
 
         global $getpaid_authorize_addons;
@@ -848,11 +848,11 @@ 
     }
 
     /**
-	 * 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' ),
@@ -892,7 +892,7 @@ 
             'readonly' => true,
         );
 
-		return $admin_settings;
-	}
+        return $admin_settings;
+    }
 
 }