AyeCode / invoicing

includes/user-functions.php

Indentation +71 added lines, -71 removed lines

@@ -71,11 +71,11 @@ 
  */
 function wpinv_get_capability( $capalibilty = 'manage_invoicing' ) {
 
-	if ( current_user_can( 'manage_options' ) ) {
-		return 'manage_options';
-	};
+    if ( current_user_can( 'manage_options' ) ) {
+        return 'manage_options';
+    };
 
-	return $capalibilty;
+    return $capalibilty;
 }
 
 /**
@@ -98,9 +98,9 @@ 
  * @return bool Whether the current user has the given capability.
  */
 function wpinv_current_user_can( $capability, $args = array() ) {
-	$can = wpinv_current_user_can_manage_invoicing();
+    $can = wpinv_current_user_can_manage_invoicing();
 
-	return apply_filters( 'getpaid_current_user_can', $can, $capability, $args );
+    return apply_filters( 'getpaid_current_user_can', $can, $capability, $args );
 }
 
 /**
@@ -114,10 +114,10 @@ 
     // Prepare user values.
     $prefix = preg_replace( '/\s+/', '', $prefix );
     $prefix = empty( $prefix ) ? $email : $prefix;
-	$args   = array(
-		'user_login' => wpinv_generate_user_name( $prefix ),
-		'user_pass'  => wp_generate_password(),
-		'user_email' => $email,
+    $args   = array(
+        'user_login' => wpinv_generate_user_name( $prefix ),
+        'user_pass'  => wp_generate_password(),
+        'user_email' => $email,
         'role'       => 'subscriber',
     );
 
@@ -134,16 +134,16 @@ 
 function wpinv_generate_user_name( $prefix = '' ) {
 
     // If prefix is an email, retrieve the part before the email.
-	$prefix = strtok( $prefix, '@' );
+    $prefix = strtok( $prefix, '@' );
     $prefix = trim( $prefix, '.' );
 
-	// Sanitize the username.
-	$prefix = sanitize_user( $prefix, true );
+    // Sanitize the username.
+    $prefix = sanitize_user( $prefix, true );
 
-	$illegal_logins = (array) apply_filters( 'illegal_user_logins', array() );
-	if ( empty( $prefix ) || in_array( strtolower( $prefix ), array_map( 'strtolower', $illegal_logins ), true ) ) {
-		$prefix = 'gtp_' . zeroise( wp_rand( 0, 9999 ), 4 );
-	}
+    $illegal_logins = (array) apply_filters( 'illegal_user_logins', array() );
+    if ( empty( $prefix ) || in_array( strtolower( $prefix ), array_map( 'strtolower', $illegal_logins ), true ) ) {
+        $prefix = 'gtp_' . zeroise( wp_rand( 0, 9999 ), 4 );
+    }
 
     $username = $prefix;
     $postfix  = 2;
@@ -282,43 +282,43 @@ 
 
                         $value = $customer->get( $key );
 
-					// Display the country.
-					if ( 'country' == $key ) {
-
-						aui()->select(
-							array(
-								'options'     => wpinv_get_country_list(),
-								'name'        => 'getpaid_address[' . esc_attr( $key ) . ']',
-								'id'          => 'wpinv-' . sanitize_html_class( $key ),
-								'value'       => sanitize_text_field( $value ),
-								'placeholder' => $label,
-								'label'       => wp_kses_post( $label ),
-								'label_type'  => 'vertical',
-								'class'       => 'getpaid-address-field',
+                    // Display the country.
+                    if ( 'country' == $key ) {
+
+                        aui()->select(
+                            array(
+                                'options'     => wpinv_get_country_list(),
+                                'name'        => 'getpaid_address[' . esc_attr( $key ) . ']',
+                                'id'          => 'wpinv-' . sanitize_html_class( $key ),
+                                'value'       => sanitize_text_field( $value ),
+                                'placeholder' => $label,
+                                'label'       => wp_kses_post( $label ),
+                                'label_type'  => 'vertical',
+                                'class'       => 'getpaid-address-field',
                             ),
                             true
-						);
+                        );
 
-					}
+                    }
 
-					// Display the state.
-					elseif ( 'state' == $key ) {
+                    // Display the state.
+                    elseif ( 'state' == $key ) {
 
-						getpaid_get_states_select_markup(
+                        getpaid_get_states_select_markup(
                             $customer->get( 'country' ),
-							$value,
-							$label,
-							$label,
-							'',
-							false,
-							'',
-							'getpaid_address[' . esc_attr( $key ) . ']',
+                            $value,
+                            $label,
+                            $label,
+                            '',
+                            false,
+                            '',
+                            'getpaid_address[' . esc_attr( $key ) . ']',
                             true
-						);
+                        );
 
                         } else {
 
-						aui()->input(
+                        aui()->input(
                             array(
                                 'name'        => 'getpaid_address[' . esc_attr( $key ) . ']',
                                 'id'          => 'wpinv-' . sanitize_html_class( $key ),
@@ -330,7 +330,7 @@ 
                                 'class'       => 'getpaid-address-field',
                             ),
                             true
-						);
+                        );
 
                         }
                     }
@@ -474,7 +474,7 @@ 
 function getpaid_allowed_html() {
     $allowed_html = wp_kses_allowed_html( 'post' );
 
-	// form fields
+    // form fields
     $allowed_html['form'] = array(
         'action'         => true,
         'accept'         => true,
@@ -486,12 +486,12 @@ 
     );
 
     // - input
-	$allowed_html['input'] = array(
-		'class'        => array(),
-		'id'           => array(),
-		'name'         => array(),
-		'value'        => array(),
-		'type'         => array(),
+    $allowed_html['input'] = array(
+        'class'        => array(),
+        'id'           => array(),
+        'name'         => array(),
+        'value'        => array(),
+        'type'         => array(),
         'placeholder'  => array(),
         'autocomplete' => array(),
         'autofocus'    => array(),
@@ -505,33 +505,33 @@ 
         'max'          => array(),
         'step'         => array(),
         'size'         => array(),
-	);
+    );
 
     // - input
-	$allowed_html['textarea'] = array(
-		'class' => array(),
-		'id'    => array(),
-		'name'  => array(),
-		'value' => array(),
-	);
-
-	// select
-	$allowed_html['select'] = array(
-		'class'        => array(),
-		'id'           => array(),
-		'name'         => array(),
+    $allowed_html['textarea'] = array(
+        'class' => array(),
+        'id'    => array(),
+        'name'  => array(),
+        'value' => array(),
+    );
+
+    // select
+    $allowed_html['select'] = array(
+        'class'        => array(),
+        'id'           => array(),
+        'name'         => array(),
         'autocomplete' => array(),
         'multiple'     => array(),
-	);
+    );
 
-	// select options
-	$allowed_html['option'] = array(
-		'selected' => array(),
+    // select options
+    $allowed_html['option'] = array(
+        'selected' => array(),
         'disabled' => array(),
         'value'    => array(),
-	);
+    );
 
-	return $allowed_html;
+    return $allowed_html;
 
 }
 

includes/admin/class-getpaid-admin-profile.php

Indentation +156 added lines, -156 removed lines

@@ -5,110 +5,110 @@ 
  */
 
 if ( ! defined( 'ABSPATH' ) ) {
-	exit; // Exit if accessed directly
+    exit; // Exit if accessed directly
 }
 
 if ( ! class_exists( 'GetPaid_Admin_Profile', false ) ) :
 
-	/**
-	 * GetPaid_Admin_Profile Class.
-	 */
-	class GetPaid_Admin_Profile {
-
-		/**
-		 * Hook in tabs.
-		 */
-		public function __construct() {
-			add_action( 'show_user_profile', array( $this, 'add_customer_meta_fields' ), 100 );
-			add_action( 'edit_user_profile', array( $this, 'add_customer_meta_fields' ), 100 );
-
-			add_action( 'personal_options_update', array( $this, 'save_customer_meta_fields' ) );
-			add_action( 'edit_user_profile_update', array( $this, 'save_customer_meta_fields' ) );
-		}
-
-		/**
-		 * Get Address Fields for the edit user pages.
-		 *
-		 * @return array Fields to display which are filtered through invoicing_customer_meta_fields before being returned
-		 */
-		public function get_customer_meta_fields() {
-
-			$show_fields = apply_filters(
-				'getpaid_customer_meta_fields',
-				array(
-					'billing' => array(
-						'title'  => __( 'Billing Details (GetPaid)', 'invoicing' ),
-						'fields' => array(
-							'_wpinv_first_name' => array(
-								'label'       => __( 'First name', 'invoicing' ),
-								'description' => '',
-							),
-							'_wpinv_last_name'  => array(
-								'label'       => __( 'Last name', 'invoicing' ),
-								'description' => '',
-							),
-							'_wpinv_company'    => array(
-								'label'       => __( 'Company', 'invoicing' ),
-								'description' => '',
-							),
-							'_wpinv_company_id' => array(
-								'label'       => __( 'Company ID', 'invoicing' ),
-								'description' => '',
-							),
-							'_wpinv_address'    => array(
-								'label'       => __( 'Address', 'invoicing' ),
-								'description' => '',
-							),
-							'_wpinv_city'       => array(
-								'label'       => __( 'City', 'invoicing' ),
-								'description' => '',
-							),
-							'_wpinv_zip'        => array(
-								'label'       => __( 'Postcode / ZIP', 'invoicing' ),
-								'description' => '',
-							),
-							'_wpinv_country'    => array(
-								'label'       => __( 'Country / Region', 'invoicing' ),
-								'description' => '',
-								'class'       => 'getpaid_js_field-country',
-								'type'        => 'select',
-								'options'     => array( '' => __( 'Select a country / region…', 'invoicing' ) ) + wpinv_get_country_list(),
-							),
-							'_wpinv_state'      => array(
-								'label'       => __( 'State / County', 'invoicing' ),
-								'description' => __( 'State / County or state code', 'invoicing' ),
-								'class'       => 'getpaid_js_field-state regular-text',
-							),
-							'_wpinv_phone'      => array(
-								'label'       => __( 'Phone', 'invoicing' ),
-								'description' => '',
-							),
-							'_wpinv_vat_number' => array(
-								'label'       => __( 'VAT Number', 'invoicing' ),
-								'description' => '',
-							),
-						),
-					),
-				)
-			);
-			return $show_fields;
-		}
-
-		/**
-		 * Show Address Fields on edit user pages.
-		 *
-		 * @param WP_User $user
-		 */
-		public function add_customer_meta_fields( $user ) {
-
-			if ( ! apply_filters( 'getpaid_current_user_can_edit_customer_meta_fields', current_user_can( 'manage_options' ), $user->ID ) ) {
-				return;
-			}
-
-			$show_fields = $this->get_customer_meta_fields();
-
-			foreach ( $show_fields as $fieldset_key => $fieldset ) :
-				?>
+    /**
+     * GetPaid_Admin_Profile Class.
+     */
+    class GetPaid_Admin_Profile {
+
+        /**
+         * Hook in tabs.
+         */
+        public function __construct() {
+            add_action( 'show_user_profile', array( $this, 'add_customer_meta_fields' ), 100 );
+            add_action( 'edit_user_profile', array( $this, 'add_customer_meta_fields' ), 100 );
+
+            add_action( 'personal_options_update', array( $this, 'save_customer_meta_fields' ) );
+            add_action( 'edit_user_profile_update', array( $this, 'save_customer_meta_fields' ) );
+        }
+
+        /**
+         * Get Address Fields for the edit user pages.
+         *
+         * @return array Fields to display which are filtered through invoicing_customer_meta_fields before being returned
+         */
+        public function get_customer_meta_fields() {
+
+            $show_fields = apply_filters(
+                'getpaid_customer_meta_fields',
+                array(
+                    'billing' => array(
+                        'title'  => __( 'Billing Details (GetPaid)', 'invoicing' ),
+                        'fields' => array(
+                            '_wpinv_first_name' => array(
+                                'label'       => __( 'First name', 'invoicing' ),
+                                'description' => '',
+                            ),
+                            '_wpinv_last_name'  => array(
+                                'label'       => __( 'Last name', 'invoicing' ),
+                                'description' => '',
+                            ),
+                            '_wpinv_company'    => array(
+                                'label'       => __( 'Company', 'invoicing' ),
+                                'description' => '',
+                            ),
+                            '_wpinv_company_id' => array(
+                                'label'       => __( 'Company ID', 'invoicing' ),
+                                'description' => '',
+                            ),
+                            '_wpinv_address'    => array(
+                                'label'       => __( 'Address', 'invoicing' ),
+                                'description' => '',
+                            ),
+                            '_wpinv_city'       => array(
+                                'label'       => __( 'City', 'invoicing' ),
+                                'description' => '',
+                            ),
+                            '_wpinv_zip'        => array(
+                                'label'       => __( 'Postcode / ZIP', 'invoicing' ),
+                                'description' => '',
+                            ),
+                            '_wpinv_country'    => array(
+                                'label'       => __( 'Country / Region', 'invoicing' ),
+                                'description' => '',
+                                'class'       => 'getpaid_js_field-country',
+                                'type'        => 'select',
+                                'options'     => array( '' => __( 'Select a country / region…', 'invoicing' ) ) + wpinv_get_country_list(),
+                            ),
+                            '_wpinv_state'      => array(
+                                'label'       => __( 'State / County', 'invoicing' ),
+                                'description' => __( 'State / County or state code', 'invoicing' ),
+                                'class'       => 'getpaid_js_field-state regular-text',
+                            ),
+                            '_wpinv_phone'      => array(
+                                'label'       => __( 'Phone', 'invoicing' ),
+                                'description' => '',
+                            ),
+                            '_wpinv_vat_number' => array(
+                                'label'       => __( 'VAT Number', 'invoicing' ),
+                                'description' => '',
+                            ),
+                        ),
+                    ),
+                )
+            );
+            return $show_fields;
+        }
+
+        /**
+         * Show Address Fields on edit user pages.
+         *
+         * @param WP_User $user
+         */
+        public function add_customer_meta_fields( $user ) {
+
+            if ( ! apply_filters( 'getpaid_current_user_can_edit_customer_meta_fields', current_user_can( 'manage_options' ), $user->ID ) ) {
+                return;
+            }
+
+            $show_fields = $this->get_customer_meta_fields();
+
+            foreach ( $show_fields as $fieldset_key => $fieldset ) :
+                ?>
 				<h2><?php echo esc_html( $fieldset['title'] ); ?></h2>
 				<table class="form-table" id="<?php echo esc_attr( 'getpaid-fieldset-' . $fieldset_key ); ?>">
 					<?php foreach ( $fieldset['fields'] as $key => $field ) : ?>
@@ -120,9 +120,9 @@ 
 								<?php if ( ! empty( $field['type'] ) && 'select' === $field['type'] ) : ?>
 									<select name="<?php echo esc_attr( $key ); ?>" id="<?php echo esc_attr( $key ); ?>" class="<?php echo esc_attr( $field['class'] ); ?> wpi_select2" style="width: 25em;">
 										<?php
-											$selected = esc_attr( get_user_meta( $user->ID, $key, true ) );
-										foreach ( $field['options'] as $option_key => $option_value ) :
-											?>
+                                            $selected = esc_attr( get_user_meta( $user->ID, $key, true ) );
+                                        foreach ( $field['options'] as $option_key => $option_value ) :
+                                            ?>
 											<option value="<?php echo esc_attr( $option_key ); ?>" <?php selected( $selected, $option_key, true ); ?>><?php echo esc_html( $option_value ); ?></option>
 										<?php endforeach; ?>
 									</select>
@@ -137,59 +137,59 @@ 
 					<?php endforeach; ?>
 				</table>
 				<?php
-			endforeach;
-		}
-
-		/**
-		 * Save Address Fields on edit user pages.
-		 *
-		 * @param int $user_id User ID of the user being saved
-		 */
-		public function save_customer_meta_fields( $user_id ) {
-			if ( ! apply_filters( 'getpaid_current_user_can_edit_customer_meta_fields', current_user_can( 'manage_options' ), $user_id ) ) {
-				return;
-			}
-
-			$save_fields = $this->get_customer_meta_fields();
-
-			$customer = getpaid_get_customer_by_user_id( get_current_user_id() );
-
-			if ( empty( $customer ) ) {
-				$customer = new GetPaid_Customer( 0 );
-				$customer->clone_user( get_current_user_id() );
-			}
-
-			foreach ( $save_fields as $fieldset ) {
-
-				foreach ( $fieldset['fields'] as $key => $field ) {
-
-					if ( isset( $field['type'] ) && 'checkbox' === $field['type'] ) {
-						$customer->set( $key, ! empty( $_POST[ $key ] ) );
-					} elseif ( isset( $_POST[ $key ] ) ) {
-						$customer->set( $key, wpinv_clean( $_POST[ $key ] ) );
-					}
-				}
-			}
-		}
-
-		/**
-		 * Get user meta for a given key, with fallbacks to core user info for pre-existing fields.
-		 *
-		 * @since 3.1.0
-		 * @param int    $user_id User ID of the user being edited
-		 * @param string $key     Key for user meta field
-		 * @return string
-		 */
-		protected function get_user_meta( $user_id, $key ) {
-			$value           = get_user_meta( $user_id, $key, true );
-			$existing_fields = array( '_wpinv_first_name', '_wpinv_last_name' );
-			if ( ! $value && in_array( $key, $existing_fields ) ) {
-				$value = get_user_meta( $user_id, str_replace( '_wpinv_', '', $key ), true );
-			}
-
-			return $value;
-		}
-	}
+            endforeach;
+        }
+
+        /**
+         * Save Address Fields on edit user pages.
+         *
+         * @param int $user_id User ID of the user being saved
+         */
+        public function save_customer_meta_fields( $user_id ) {
+            if ( ! apply_filters( 'getpaid_current_user_can_edit_customer_meta_fields', current_user_can( 'manage_options' ), $user_id ) ) {
+                return;
+            }
+
+            $save_fields = $this->get_customer_meta_fields();
+
+            $customer = getpaid_get_customer_by_user_id( get_current_user_id() );
+
+            if ( empty( $customer ) ) {
+                $customer = new GetPaid_Customer( 0 );
+                $customer->clone_user( get_current_user_id() );
+            }
+
+            foreach ( $save_fields as $fieldset ) {
+
+                foreach ( $fieldset['fields'] as $key => $field ) {
+
+                    if ( isset( $field['type'] ) && 'checkbox' === $field['type'] ) {
+                        $customer->set( $key, ! empty( $_POST[ $key ] ) );
+                    } elseif ( isset( $_POST[ $key ] ) ) {
+                        $customer->set( $key, wpinv_clean( $_POST[ $key ] ) );
+                    }
+                }
+            }
+        }
+
+        /**
+         * Get user meta for a given key, with fallbacks to core user info for pre-existing fields.
+         *
+         * @since 3.1.0
+         * @param int    $user_id User ID of the user being edited
+         * @param string $key     Key for user meta field
+         * @return string
+         */
+        protected function get_user_meta( $user_id, $key ) {
+            $value           = get_user_meta( $user_id, $key, true );
+            $existing_fields = array( '_wpinv_first_name', '_wpinv_last_name' );
+            if ( ! $value && in_array( $key, $existing_fields ) ) {
+                $value = get_user_meta( $user_id, str_replace( '_wpinv_', '', $key ), true );
+            }
+
+            return $value;
+        }
+    }
 
 endif;
 

includes/admin/class-getpaid-installer.php

Indentation +441 added lines, -441 removed lines

@@ -20,402 +20,402 @@ 
  */
 class GetPaid_Installer {
 
-	/**
-	 * Upgrades the install.
-	 *
-	 * @param string $upgrade_from The current invoicing version.
-	 */
-	public function upgrade_db( $upgrade_from ) {
-
-		// Save the current invoicing version.
-		update_option( 'wpinv_version', WPINV_VERSION );
-
-		// Setup the invoice Custom Post Type.
-		GetPaid_Post_Types::register_post_types();
-
-		// Clear the permalinks
-		flush_rewrite_rules();
-
-		// Maybe create new/missing pages.
-		$this->create_pages();
-
-		// Maybe re(add) admin capabilities.
-		$this->add_capabilities();
-
-		// Maybe create the default payment form.
-		wpinv_get_default_payment_form();
-
-		// Create any missing database tables.
-		$method = "upgrade_from_$upgrade_from";
-
-		$installed = get_option( 'gepaid_installed_on' );
-
-		if ( empty( $installed ) ) {
-			update_option( 'gepaid_installed_on', time() );
-		}
-
-		if ( method_exists( $this, $method ) ) {
-			$this->$method();
-		}
-
-	}
-
-	/**
-	 * Do a fresh install.
-	 *
-	 */
-	public function upgrade_from_0() {
-
-		// Save default tax rates.
-		update_option( 'wpinv_tax_rates', wpinv_get_data( 'tax-rates' ) );
-	}
-
-	/**
-	 * Upgrade to 0.0.5
-	 *
-	 */
-	public function upgrade_from_004() {
-		global $wpdb;
-
-		// Invoices.
-		$results = $wpdb->get_results( "SELECT ID FROM {$wpdb->posts} WHERE post_type = 'wpi_invoice' AND post_status IN( 'pending', 'processing', 'onhold', 'refunded', 'cancelled', 'failed', 'renewal' )" );
-		if ( ! empty( $results ) ) {
-			$wpdb->query( "UPDATE {$wpdb->posts} SET post_status = CONCAT( 'wpi-', post_status ) WHERE post_type = 'wpi_invoice' AND post_status IN( 'pending', 'processing', 'onhold', 'refunded', 'cancelled', 'failed', 'renewal' )" );
-
-			// Clean post cache
-			foreach ( $results as $row ) {
-				clean_post_cache( $row->ID );
-			}
-		}
-
-		// Item meta key changes
-		$query = 'SELECT DISTINCT post_id FROM ' . $wpdb->postmeta . " WHERE meta_key IN( '_wpinv_item_id', '_wpinv_package_id', '_wpinv_post_id', '_wpinv_cpt_name', '_wpinv_cpt_singular_name' )";
-		$results = $wpdb->get_results( $query );
-
-		if ( ! empty( $results ) ) {
-			$wpdb->query( 'UPDATE ' . $wpdb->postmeta . " SET meta_key = '_wpinv_custom_id' WHERE meta_key IN( '_wpinv_item_id', '_wpinv_package_id', '_wpinv_post_id' )" );
-			$wpdb->query( 'UPDATE ' . $wpdb->postmeta . " SET meta_key = '_wpinv_custom_name' WHERE meta_key = '_wpinv_cpt_name'" );
-			$wpdb->query( 'UPDATE ' . $wpdb->postmeta . " SET meta_key = '_wpinv_custom_singular_name' WHERE meta_key = '_wpinv_cpt_singular_name'" );
-
-			foreach ( $results as $row ) {
-				clean_post_cache( $row->post_id );
-			}
-		}
-
-		$this->upgrade_from_118();
-	}
-
-	/**
-	 * Upgrade to version 2.0.0.
-	 *
-	 */
-	public function upgrade_from_118() {
-		$this->migrate_old_invoices();
-		$this->upgrade_from_279();
-	}
-
-	/**
-	 * Upgrade to version 2.0.0.
-	 *
-	 */
-	public function upgrade_from_279() {
-		$this->migrate_old_customers();
-	}
-
-	/**
-	 * Give administrators the capability to manage GetPaid.
-	 *
-	 */
-	public function add_capabilities() {
-		$GLOBALS['wp_roles']->add_cap( 'administrator', 'manage_invoicing' );
-	}
-
-	/**
-	 * Retreives GetPaid pages.
-	 *
-	 */
-	public static function get_pages() {
-
-		return apply_filters(
-			'wpinv_create_pages',
-			array(
-
-				// Checkout page.
-				'checkout_page'             => array(
-					'name'    => _x( 'gp-checkout', 'Page slug', 'invoicing' ),
-					'title'   => _x( 'Checkout', 'Page title', 'invoicing' ),
-					'content' => '
+    /**
+     * Upgrades the install.
+     *
+     * @param string $upgrade_from The current invoicing version.
+     */
+    public function upgrade_db( $upgrade_from ) {
+
+        // Save the current invoicing version.
+        update_option( 'wpinv_version', WPINV_VERSION );
+
+        // Setup the invoice Custom Post Type.
+        GetPaid_Post_Types::register_post_types();
+
+        // Clear the permalinks
+        flush_rewrite_rules();
+
+        // Maybe create new/missing pages.
+        $this->create_pages();
+
+        // Maybe re(add) admin capabilities.
+        $this->add_capabilities();
+
+        // Maybe create the default payment form.
+        wpinv_get_default_payment_form();
+
+        // Create any missing database tables.
+        $method = "upgrade_from_$upgrade_from";
+
+        $installed = get_option( 'gepaid_installed_on' );
+
+        if ( empty( $installed ) ) {
+            update_option( 'gepaid_installed_on', time() );
+        }
+
+        if ( method_exists( $this, $method ) ) {
+            $this->$method();
+        }
+
+    }
+
+    /**
+     * Do a fresh install.
+     *
+     */
+    public function upgrade_from_0() {
+
+        // Save default tax rates.
+        update_option( 'wpinv_tax_rates', wpinv_get_data( 'tax-rates' ) );
+    }
+
+    /**
+     * Upgrade to 0.0.5
+     *
+     */
+    public function upgrade_from_004() {
+        global $wpdb;
+
+        // Invoices.
+        $results = $wpdb->get_results( "SELECT ID FROM {$wpdb->posts} WHERE post_type = 'wpi_invoice' AND post_status IN( 'pending', 'processing', 'onhold', 'refunded', 'cancelled', 'failed', 'renewal' )" );
+        if ( ! empty( $results ) ) {
+            $wpdb->query( "UPDATE {$wpdb->posts} SET post_status = CONCAT( 'wpi-', post_status ) WHERE post_type = 'wpi_invoice' AND post_status IN( 'pending', 'processing', 'onhold', 'refunded', 'cancelled', 'failed', 'renewal' )" );
+
+            // Clean post cache
+            foreach ( $results as $row ) {
+                clean_post_cache( $row->ID );
+            }
+        }
+
+        // Item meta key changes
+        $query = 'SELECT DISTINCT post_id FROM ' . $wpdb->postmeta . " WHERE meta_key IN( '_wpinv_item_id', '_wpinv_package_id', '_wpinv_post_id', '_wpinv_cpt_name', '_wpinv_cpt_singular_name' )";
+        $results = $wpdb->get_results( $query );
+
+        if ( ! empty( $results ) ) {
+            $wpdb->query( 'UPDATE ' . $wpdb->postmeta . " SET meta_key = '_wpinv_custom_id' WHERE meta_key IN( '_wpinv_item_id', '_wpinv_package_id', '_wpinv_post_id' )" );
+            $wpdb->query( 'UPDATE ' . $wpdb->postmeta . " SET meta_key = '_wpinv_custom_name' WHERE meta_key = '_wpinv_cpt_name'" );
+            $wpdb->query( 'UPDATE ' . $wpdb->postmeta . " SET meta_key = '_wpinv_custom_singular_name' WHERE meta_key = '_wpinv_cpt_singular_name'" );
+
+            foreach ( $results as $row ) {
+                clean_post_cache( $row->post_id );
+            }
+        }
+
+        $this->upgrade_from_118();
+    }
+
+    /**
+     * Upgrade to version 2.0.0.
+     *
+     */
+    public function upgrade_from_118() {
+        $this->migrate_old_invoices();
+        $this->upgrade_from_279();
+    }
+
+    /**
+     * Upgrade to version 2.0.0.
+     *
+     */
+    public function upgrade_from_279() {
+        $this->migrate_old_customers();
+    }
+
+    /**
+     * Give administrators the capability to manage GetPaid.
+     *
+     */
+    public function add_capabilities() {
+        $GLOBALS['wp_roles']->add_cap( 'administrator', 'manage_invoicing' );
+    }
+
+    /**
+     * Retreives GetPaid pages.
+     *
+     */
+    public static function get_pages() {
+
+        return apply_filters(
+            'wpinv_create_pages',
+            array(
+
+                // Checkout page.
+                'checkout_page'             => array(
+                    'name'    => _x( 'gp-checkout', 'Page slug', 'invoicing' ),
+                    'title'   => _x( 'Checkout', 'Page title', 'invoicing' ),
+                    'content' => '
 						<!-- wp:shortcode -->
 						[wpinv_checkout]
 						<!-- /wp:shortcode -->
 					',
-					'parent'  => '',
-				),
-
-				// Invoice history page.
-				'invoice_history_page'      => array(
-					'name'    => _x( 'gp-invoices', 'Page slug', 'invoicing' ),
-					'title'   => _x( 'My Invoices', 'Page title', 'invoicing' ),
-					'content' => '
+                    'parent'  => '',
+                ),
+
+                // Invoice history page.
+                'invoice_history_page'      => array(
+                    'name'    => _x( 'gp-invoices', 'Page slug', 'invoicing' ),
+                    'title'   => _x( 'My Invoices', 'Page title', 'invoicing' ),
+                    'content' => '
 					<!-- wp:shortcode -->
 					[wpinv_history]
 					<!-- /wp:shortcode -->
 				',
-					'parent'  => '',
-				),
-
-				// Success page content.
-				'success_page'              => array(
-					'name'    => _x( 'gp-receipt', 'Page slug', 'invoicing' ),
-					'title'   => _x( 'Payment Confirmation', 'Page title', 'invoicing' ),
-					'content' => '
+                    'parent'  => '',
+                ),
+
+                // Success page content.
+                'success_page'              => array(
+                    'name'    => _x( 'gp-receipt', 'Page slug', 'invoicing' ),
+                    'title'   => _x( 'Payment Confirmation', 'Page title', 'invoicing' ),
+                    'content' => '
 					<!-- wp:shortcode -->
 					[wpinv_receipt]
 					<!-- /wp:shortcode -->
 				',
-					'parent'  => 'gp-checkout',
-				),
-
-				// Failure page content.
-				'failure_page'              => array(
-					'name'    => _x( 'gp-transaction-failed', 'Page slug', 'invoicing' ),
-					'title'   => _x( 'Transaction Failed', 'Page title', 'invoicing' ),
-					'content' => __( 'Your transaction failed, please try again or contact site support.', 'invoicing' ),
-					'parent'  => 'gp-checkout',
-				),
-
-				// Subscriptions history page.
-				'invoice_subscription_page' => array(
-					'name'    => _x( 'gp-subscriptions', 'Page slug', 'invoicing' ),
-					'title'   => _x( 'My Subscriptions', 'Page title', 'invoicing' ),
-					'content' => '
+                    'parent'  => 'gp-checkout',
+                ),
+
+                // Failure page content.
+                'failure_page'              => array(
+                    'name'    => _x( 'gp-transaction-failed', 'Page slug', 'invoicing' ),
+                    'title'   => _x( 'Transaction Failed', 'Page title', 'invoicing' ),
+                    'content' => __( 'Your transaction failed, please try again or contact site support.', 'invoicing' ),
+                    'parent'  => 'gp-checkout',
+                ),
+
+                // Subscriptions history page.
+                'invoice_subscription_page' => array(
+                    'name'    => _x( 'gp-subscriptions', 'Page slug', 'invoicing' ),
+                    'title'   => _x( 'My Subscriptions', 'Page title', 'invoicing' ),
+                    'content' => '
 					<!-- wp:shortcode -->
 					[wpinv_subscriptions]
 					<!-- /wp:shortcode -->
 				',
-					'parent'  => '',
-				),
-
-			)
-		);
-
-	}
-
-	/**
-	 * Re-create GetPaid pages.
-	 *
-	 */
-	public function create_pages() {
-
-		foreach ( self::get_pages() as $key => $page ) {
-			wpinv_create_page( esc_sql( $page['name'] ), $key, $page['title'], $page['content'], $page['parent'] );
-		}
-
-	}
-
-	/**
-	 * Migrates old invoices to new invoices.
-	 *
-	 */
-	public function migrate_old_invoices() {
-		global $wpdb;
-
-		$invoices_table      = $wpdb->prefix . 'getpaid_invoices';
-		$invoice_items_table = $wpdb->prefix . 'getpaid_invoice_items';
-		$migrated            = $wpdb->get_col( "SELECT post_id FROM $invoices_table" );
-		$invoices            = array_unique(
-			get_posts(
-				array(
-					'post_type'      => array( 'wpi_invoice', 'wpi_quote' ),
-					'posts_per_page' => -1,
-					'fields'         => 'ids',
-					'post_status'    => array_keys( get_post_stati() ),
-					'exclude'        => (array) $migrated,
-				)
-			)
-		);
-
-		// Abort if we do not have any invoices.
-		if ( empty( $invoices ) ) {
-			return;
-		}
-
-		require_once WPINV_PLUGIN_DIR . 'includes/class-wpinv-legacy-invoice.php';
-
-		$invoice_rows = array();
-		foreach ( $invoices as $invoice ) {
-
-			$invoice = new WPInv_Legacy_Invoice( $invoice );
-
-			if ( empty( $invoice->ID ) ) {
-				return;
-			}
-
-			$fields = array(
-				'post_id'            => $invoice->ID,
-				'number'             => $invoice->get_number(),
-				'key'                => $invoice->get_key(),
-				'type'               => str_replace( 'wpi_', '', $invoice->post_type ),
-				'mode'               => $invoice->mode,
-				'user_ip'            => $invoice->get_ip(),
-				'first_name'         => $invoice->get_first_name(),
-				'last_name'          => $invoice->get_last_name(),
-				'address'            => $invoice->get_address(),
-				'city'               => $invoice->city,
-				'state'              => $invoice->state,
-				'country'            => $invoice->country,
-				'zip'                => $invoice->zip,
-				'adddress_confirmed' => (int) $invoice->adddress_confirmed,
-				'gateway'            => $invoice->get_gateway(),
-				'transaction_id'     => $invoice->get_transaction_id(),
-				'currency'           => $invoice->get_currency(),
-				'subtotal'           => $invoice->get_subtotal(),
-				'tax'                => $invoice->get_tax(),
-				'fees_total'         => $invoice->get_fees_total(),
-				'total'              => $invoice->get_total(),
-				'discount'           => $invoice->get_discount(),
-				'discount_code'      => $invoice->get_discount_code(),
-				'disable_taxes'      => $invoice->disable_taxes,
-				'due_date'           => $invoice->get_due_date(),
-				'completed_date'     => $invoice->get_completed_date(),
-				'company'            => $invoice->company,
-				'vat_number'         => $invoice->vat_number,
-				'vat_rate'           => $invoice->vat_rate,
-				'custom_meta'        => $invoice->payment_meta,
-			);
-
-			foreach ( $fields as $key => $val ) {
-				if ( is_null( $val ) ) {
-					$val = '';
-				}
-				$val = maybe_serialize( $val );
-				$fields[ $key ] = $wpdb->prepare( '%s', $val );
-			}
-
-			$fields = implode( ', ', $fields );
-			$invoice_rows[] = "($fields)";
-
-			$item_rows    = array();
-			$item_columns = array();
-			foreach ( $invoice->get_cart_details() as $details ) {
-				$fields = array(
-					'post_id'          => $invoice->ID,
-					'item_id'          => $details['id'],
-					'item_name'        => $details['name'],
-					'item_description' => empty( $details['meta']['description'] ) ? '' : $details['meta']['description'],
-					'vat_rate'         => $details['vat_rate'],
-					'vat_class'        => empty( $details['vat_class'] ) ? '_standard' : $details['vat_class'],
-					'tax'              => $details['tax'],
-					'item_price'       => $details['item_price'],
-					'custom_price'     => $details['custom_price'],
-					'quantity'         => $details['quantity'],
-					'discount'         => $details['discount'],
-					'subtotal'         => $details['subtotal'],
-					'price'            => $details['price'],
-					'meta'             => $details['meta'],
-					'fees'             => $details['fees'],
-				);
-
-				$item_columns = array_keys( $fields );
-
-				foreach ( $fields as $key => $val ) {
-					if ( is_null( $val ) ) {
-						$val = '';
-					}
-					$val = maybe_serialize( $val );
-					$fields[ $key ] = $wpdb->prepare( '%s', $val );
-				}
-
-				$fields = implode( ', ', $fields );
-				$item_rows[] = "($fields)";
-			}
-
-			$item_rows    = implode( ', ', $item_rows );
-			$item_columns = implode( ', ', $item_columns );
-			$wpdb->query( "INSERT INTO $invoice_items_table ($item_columns) VALUES $item_rows" );
-		}
-
-		if ( empty( $invoice_rows ) ) {
-			return;
-		}
-
-		$invoice_rows = implode( ', ', $invoice_rows );
-		$wpdb->query( "INSERT INTO $invoices_table VALUES $invoice_rows" );
-
-	}
-
-	/**
-	 * Migrates old customers to new table.
-	 *
-	 */
-	public function migrate_old_customers() {
-		global $wpdb;
-
-		// Fetch post_id from $wpdb->prefix . 'getpaid_invoices' where customer_id = 0 or null.
-		$invoice_ids = $wpdb->get_col( "SELECT post_id FROM {$wpdb->prefix}getpaid_invoices WHERE customer_id = 0 OR customer_id IS NULL" );
-
-		foreach ( $invoice_ids as $invoice_id ) {
-			$invoice = wpinv_get_invoice( $invoice_id );
-
-			if ( empty( $invoice ) ) {
-				continue;
-			}
-
-			// Fetch customer from the user ID.
-			$user_id = $invoice->get_user_id();
-
-			if ( empty( $user_id ) ) {
-				continue;
-			}
-
-			$customer = getpaid_get_customer_by_user_id( $user_id );
-
-			// Create if not exists.
-			if ( empty( $customer ) ) {
-				$customer = new GetPaid_Customer( 0 );
-				$customer->clone_user( $user_id );
-				$customer->save();
-			}
-
-			$invoice->set_customer_id( $customer->get_id() );
-			$invoice->save();
-		}
-
-	}
-
-	/**
-	 * Migrates old invoices to new invoices.
-	 *
-	 */
-	public static function rename_gateways_label() {
-		global $wpdb;
-
-		foreach ( array_keys( wpinv_get_payment_gateways() ) as $gateway ) {
-
-			$wpdb->update(
-				$wpdb->prefix . 'getpaid_invoices',
-				array( 'gateway' => $gateway ),
-				array( 'gateway' => wpinv_get_gateway_admin_label( $gateway ) ),
-				'%s',
-				'%s'
-			);
-
-		}
-	}
-
-	/**
-	 * Returns the DB schema.
-	 *
-	 */
-	public static function get_db_schema() {
-		global $wpdb;
-
-		require_once ABSPATH . 'wp-admin/includes/upgrade.php';
-
-		$charset_collate = $wpdb->get_charset_collate();
+                    'parent'  => '',
+                ),
+
+            )
+        );
+
+    }
+
+    /**
+     * Re-create GetPaid pages.
+     *
+     */
+    public function create_pages() {
+
+        foreach ( self::get_pages() as $key => $page ) {
+            wpinv_create_page( esc_sql( $page['name'] ), $key, $page['title'], $page['content'], $page['parent'] );
+        }
+
+    }
+
+    /**
+     * Migrates old invoices to new invoices.
+     *
+     */
+    public function migrate_old_invoices() {
+        global $wpdb;
+
+        $invoices_table      = $wpdb->prefix . 'getpaid_invoices';
+        $invoice_items_table = $wpdb->prefix . 'getpaid_invoice_items';
+        $migrated            = $wpdb->get_col( "SELECT post_id FROM $invoices_table" );
+        $invoices            = array_unique(
+            get_posts(
+                array(
+                    'post_type'      => array( 'wpi_invoice', 'wpi_quote' ),
+                    'posts_per_page' => -1,
+                    'fields'         => 'ids',
+                    'post_status'    => array_keys( get_post_stati() ),
+                    'exclude'        => (array) $migrated,
+                )
+            )
+        );
+
+        // Abort if we do not have any invoices.
+        if ( empty( $invoices ) ) {
+            return;
+        }
+
+        require_once WPINV_PLUGIN_DIR . 'includes/class-wpinv-legacy-invoice.php';
+
+        $invoice_rows = array();
+        foreach ( $invoices as $invoice ) {
+
+            $invoice = new WPInv_Legacy_Invoice( $invoice );
+
+            if ( empty( $invoice->ID ) ) {
+                return;
+            }
+
+            $fields = array(
+                'post_id'            => $invoice->ID,
+                'number'             => $invoice->get_number(),
+                'key'                => $invoice->get_key(),
+                'type'               => str_replace( 'wpi_', '', $invoice->post_type ),
+                'mode'               => $invoice->mode,
+                'user_ip'            => $invoice->get_ip(),
+                'first_name'         => $invoice->get_first_name(),
+                'last_name'          => $invoice->get_last_name(),
+                'address'            => $invoice->get_address(),
+                'city'               => $invoice->city,
+                'state'              => $invoice->state,
+                'country'            => $invoice->country,
+                'zip'                => $invoice->zip,
+                'adddress_confirmed' => (int) $invoice->adddress_confirmed,
+                'gateway'            => $invoice->get_gateway(),
+                'transaction_id'     => $invoice->get_transaction_id(),
+                'currency'           => $invoice->get_currency(),
+                'subtotal'           => $invoice->get_subtotal(),
+                'tax'                => $invoice->get_tax(),
+                'fees_total'         => $invoice->get_fees_total(),
+                'total'              => $invoice->get_total(),
+                'discount'           => $invoice->get_discount(),
+                'discount_code'      => $invoice->get_discount_code(),
+                'disable_taxes'      => $invoice->disable_taxes,
+                'due_date'           => $invoice->get_due_date(),
+                'completed_date'     => $invoice->get_completed_date(),
+                'company'            => $invoice->company,
+                'vat_number'         => $invoice->vat_number,
+                'vat_rate'           => $invoice->vat_rate,
+                'custom_meta'        => $invoice->payment_meta,
+            );
+
+            foreach ( $fields as $key => $val ) {
+                if ( is_null( $val ) ) {
+                    $val = '';
+                }
+                $val = maybe_serialize( $val );
+                $fields[ $key ] = $wpdb->prepare( '%s', $val );
+            }
+
+            $fields = implode( ', ', $fields );
+            $invoice_rows[] = "($fields)";
+
+            $item_rows    = array();
+            $item_columns = array();
+            foreach ( $invoice->get_cart_details() as $details ) {
+                $fields = array(
+                    'post_id'          => $invoice->ID,
+                    'item_id'          => $details['id'],
+                    'item_name'        => $details['name'],
+                    'item_description' => empty( $details['meta']['description'] ) ? '' : $details['meta']['description'],
+                    'vat_rate'         => $details['vat_rate'],
+                    'vat_class'        => empty( $details['vat_class'] ) ? '_standard' : $details['vat_class'],
+                    'tax'              => $details['tax'],
+                    'item_price'       => $details['item_price'],
+                    'custom_price'     => $details['custom_price'],
+                    'quantity'         => $details['quantity'],
+                    'discount'         => $details['discount'],
+                    'subtotal'         => $details['subtotal'],
+                    'price'            => $details['price'],
+                    'meta'             => $details['meta'],
+                    'fees'             => $details['fees'],
+                );
+
+                $item_columns = array_keys( $fields );
+
+                foreach ( $fields as $key => $val ) {
+                    if ( is_null( $val ) ) {
+                        $val = '';
+                    }
+                    $val = maybe_serialize( $val );
+                    $fields[ $key ] = $wpdb->prepare( '%s', $val );
+                }
+
+                $fields = implode( ', ', $fields );
+                $item_rows[] = "($fields)";
+            }
+
+            $item_rows    = implode( ', ', $item_rows );
+            $item_columns = implode( ', ', $item_columns );
+            $wpdb->query( "INSERT INTO $invoice_items_table ($item_columns) VALUES $item_rows" );
+        }
+
+        if ( empty( $invoice_rows ) ) {
+            return;
+        }
+
+        $invoice_rows = implode( ', ', $invoice_rows );
+        $wpdb->query( "INSERT INTO $invoices_table VALUES $invoice_rows" );
+
+    }
+
+    /**
+     * Migrates old customers to new table.
+     *
+     */
+    public function migrate_old_customers() {
+        global $wpdb;
+
+        // Fetch post_id from $wpdb->prefix . 'getpaid_invoices' where customer_id = 0 or null.
+        $invoice_ids = $wpdb->get_col( "SELECT post_id FROM {$wpdb->prefix}getpaid_invoices WHERE customer_id = 0 OR customer_id IS NULL" );
+
+        foreach ( $invoice_ids as $invoice_id ) {
+            $invoice = wpinv_get_invoice( $invoice_id );
+
+            if ( empty( $invoice ) ) {
+                continue;
+            }
+
+            // Fetch customer from the user ID.
+            $user_id = $invoice->get_user_id();
+
+            if ( empty( $user_id ) ) {
+                continue;
+            }
+
+            $customer = getpaid_get_customer_by_user_id( $user_id );
+
+            // Create if not exists.
+            if ( empty( $customer ) ) {
+                $customer = new GetPaid_Customer( 0 );
+                $customer->clone_user( $user_id );
+                $customer->save();
+            }
+
+            $invoice->set_customer_id( $customer->get_id() );
+            $invoice->save();
+        }
+
+    }
+
+    /**
+     * Migrates old invoices to new invoices.
+     *
+     */
+    public static function rename_gateways_label() {
+        global $wpdb;
+
+        foreach ( array_keys( wpinv_get_payment_gateways() ) as $gateway ) {
+
+            $wpdb->update(
+                $wpdb->prefix . 'getpaid_invoices',
+                array( 'gateway' => $gateway ),
+                array( 'gateway' => wpinv_get_gateway_admin_label( $gateway ) ),
+                '%s',
+                '%s'
+            );
+
+        }
+    }
+
+    /**
+     * Returns the DB schema.
+     *
+     */
+    public static function get_db_schema() {
+        global $wpdb;
+
+        require_once ABSPATH . 'wp-admin/includes/upgrade.php';
+
+        $charset_collate = $wpdb->get_charset_collate();
 
-		// Subscriptions.
-		$schema = "CREATE TABLE {$wpdb->prefix}wpinv_subscriptions (
+        // Subscriptions.
+        $schema = "CREATE TABLE {$wpdb->prefix}wpinv_subscriptions (
 			id bigint(20) unsigned NOT NULL auto_increment,
 			customer_id bigint(20) NOT NULL,
 			frequency int(11) NOT NULL DEFAULT '1',
@@ -438,8 +438,8 @@ 
 			KEY customer_and_status (customer_id, status)
 		  ) $charset_collate;";
 
-		// Invoices.
-		$schema .= "CREATE TABLE {$wpdb->prefix}getpaid_invoices (
+        // Invoices.
+        $schema .= "CREATE TABLE {$wpdb->prefix}getpaid_invoices (
 			post_id BIGINT(20) NOT NULL,
 			customer_id BIGINT(20) NOT NULL DEFAULT 0,
             `number` VARCHAR(100),
@@ -476,8 +476,8 @@ 
 			KEY `key` (`key`)
 		  ) $charset_collate;";
 
-		// Invoice items.
-		$schema .= "CREATE TABLE {$wpdb->prefix}getpaid_invoice_items (
+        // Invoice items.
+        $schema .= "CREATE TABLE {$wpdb->prefix}getpaid_invoice_items (
 			ID BIGINT(20) NOT NULL AUTO_INCREMENT,
             post_id BIGINT(20) NOT NULL,
             item_id BIGINT(20) NOT NULL,
@@ -499,8 +499,8 @@ 
 			KEY post_id (post_id)
 		  ) $charset_collate;";
 
-		// Customers.
-		$schema .= "CREATE TABLE {$wpdb->prefix}getpaid_customers (
+        // Customers.
+        $schema .= "CREATE TABLE {$wpdb->prefix}getpaid_customers (
 			id BIGINT(20) NOT NULL AUTO_INCREMENT,
 			user_id BIGINT(20) NOT NULL,
 			email VARCHAR(100) NOT NULL,
@@ -510,38 +510,38 @@ 
 			purchase_count BIGINT(20) NOT NULL DEFAULT 0,
 			";
 
-		// Add address fields.
-		foreach ( array_keys( getpaid_user_address_fields() ) as $field ) {
+        // Add address fields.
+        foreach ( array_keys( getpaid_user_address_fields() ) as $field ) {
 
-			// Skip id, user_id and email.
-			if ( in_array( $field, array( 'id', 'user_id', 'email', 'purchase_value', 'purchase_count', 'date_created', 'date_modified', 'uuid' ), true ) ) {
-				continue;
-			}
+            // Skip id, user_id and email.
+            if ( in_array( $field, array( 'id', 'user_id', 'email', 'purchase_value', 'purchase_count', 'date_created', 'date_modified', 'uuid' ), true ) ) {
+                continue;
+            }
 
-			$field   = sanitize_key( $field );
-			$length  = 100;
-			$default = '';
+            $field   = sanitize_key( $field );
+            $length  = 100;
+            $default = '';
 
-			// Country.
-			if ( 'country' === $field ) {
-				$length  = 2;
-				$default = wpinv_get_default_country();
-			}
+            // Country.
+            if ( 'country' === $field ) {
+                $length  = 2;
+                $default = wpinv_get_default_country();
+            }
 
-			// State.
-			if ( 'state' === $field ) {
-				$default = wpinv_get_default_state();
-			}
+            // State.
+            if ( 'state' === $field ) {
+                $default = wpinv_get_default_state();
+            }
 
-			// Phone, zip.
-			if ( in_array( $field, array( 'phone', 'zip' ), true ) ) {
-				$length = 20;
-			}
+            // Phone, zip.
+            if ( in_array( $field, array( 'phone', 'zip' ), true ) ) {
+                $length = 20;
+            }
 
-			$schema .= "`$field` VARCHAR($length) NOT NULL DEFAULT '$default',";
-		}
+            $schema .= "`$field` VARCHAR($length) NOT NULL DEFAULT '$default',";
+        }
 
-		$schema .= "
+        $schema .= "
 			date_created DATETIME NOT NULL,
 			date_modified DATETIME NOT NULL,
 			uuid VARCHAR(100) NOT NULL,
@@ -550,8 +550,8 @@ 
 			KEY email (email)
 		  ) $charset_collate;";
 
-		// Customer meta.
-		$schema .= "CREATE TABLE {$wpdb->prefix}getpaid_customer_meta (
+        // Customer meta.
+        $schema .= "CREATE TABLE {$wpdb->prefix}getpaid_customer_meta (
 			meta_id BIGINT(20) NOT NULL AUTO_INCREMENT,
 			customer_id BIGINT(20) NOT NULL,
 			meta_key VARCHAR(255) NOT NULL,
@@ -561,41 +561,41 @@ 
 			KEY meta_key (meta_key(191))
 		  ) $charset_collate;";
 
-		return $schema;
-	}
+        return $schema;
+    }
 
-	/**
-	 * Checks if the db schema is up to date.
-	 *
-	 * @return bool
-	 */
-	public static function is_db_schema_up_to_date() {
-		return md5( self::get_db_schema() ) === get_option( 'getpaid_db_schema' );
-	}
+    /**
+     * Checks if the db schema is up to date.
+     *
+     * @return bool
+     */
+    public static function is_db_schema_up_to_date() {
+        return md5( self::get_db_schema() ) === get_option( 'getpaid_db_schema' );
+    }
 
-	/**
-	 * Set up the database tables which the plugin needs to function.
-	 */
-	public static function create_db_tables() {
-		global $wpdb;
+    /**
+     * Set up the database tables which the plugin needs to function.
+     */
+    public static function create_db_tables() {
+        global $wpdb;
 
-		$wpdb->hide_errors();
+        $wpdb->hide_errors();
 
-		require_once ABSPATH . 'wp-admin/includes/upgrade.php';
+        require_once ABSPATH . 'wp-admin/includes/upgrade.php';
 
-		$schema = self::get_db_schema();
+        $schema = self::get_db_schema();
 
-		dbDelta( $schema );
+        dbDelta( $schema );
 
-		update_option( 'getpaid_db_schema', md5( self::get_db_schema() ) );
-	}
+        update_option( 'getpaid_db_schema', md5( self::get_db_schema() ) );
+    }
 
-	/**
-	 * Creates tables if schema is not up to date.
-	 */
-	public static function maybe_create_db_tables() {
-		if ( ! self::is_db_schema_up_to_date() ) {
-			self::create_db_tables();
-		}
-	}
+    /**
+     * Creates tables if schema is not up to date.
+     */
+    public static function maybe_create_db_tables() {
+        if ( ! self::is_db_schema_up_to_date() ) {
+            self::create_db_tables();
+        }
+    }
 }

includes/admin/class-wpinv-customers-table.php

Indentation +316 added lines, -316 removed lines

@@ -11,7 +11,7 @@ 
 
 // Load WP_List_Table if not loaded
 if ( ! class_exists( 'WP_List_Table' ) ) {
-	require_once ABSPATH . 'wp-admin/includes/class-wp-list-table.php';
+    require_once ABSPATH . 'wp-admin/includes/class-wp-list-table.php';
 }
 
 /**
@@ -23,323 +23,323 @@ 
  */
 class WPInv_Customers_Table extends WP_List_Table {
 
-	/**
-	 * @var int Number of items per page
-	 * @since 1.0.19
-	 */
-	public $per_page = 10;
-
-	/**
-	 * @var int Number of items
-	 * @since 1.0.19
-	 */
-	public $total = 0;
-
-	/**
-	 * Get things started
-	 *
-	 * @since 1.0.19
-	 * @see WP_List_Table::__construct()
-	 */
-	public function __construct() {
-
-		// Set parent defaults
-		parent::__construct(
+    /**
+     * @var int Number of items per page
+     * @since 1.0.19
+     */
+    public $per_page = 10;
+
+    /**
+     * @var int Number of items
+     * @since 1.0.19
+     */
+    public $total = 0;
+
+    /**
+     * Get things started
+     *
+     * @since 1.0.19
+     * @see WP_List_Table::__construct()
+     */
+    public function __construct() {
+
+        // Set parent defaults
+        parent::__construct(
             array(
-				'singular' => 'id',
-				'plural'   => 'ids',
-				'ajax'     => false,
+                'singular' => 'id',
+                'plural'   => 'ids',
+                'ajax'     => false,
             )
         );
 
-	}
-
-	/**
-	 * Gets the name of the primary column.
-	 *
-	 * @since 1.0.19
-	 * @access protected
-	 *
-	 * @return string Name of the primary column.
-	 */
-	protected function get_primary_column_name() {
-		return 'name';
-	}
-
-	/**
-	 * This function renders most of the columns in the list table.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @param WP_User $item
-	 * @param string $column_name The name of the column
-	 *
-	 * @return string Column Name
-	 */
-	public function column_default( $item, $column_name ) {
-		$value = esc_html( get_user_meta( $item->ID, '_wpinv_' . $column_name, true ) );
-		return apply_filters( 'wpinv_customers_table_column' . $column_name, $value, $item );
-	}
-
-	/**
-	 * Displays the country column.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @param WP_User $user
-	 *
-	 * @return string Column Name
-	 */
-	public function column_country( $user ) {
-		$country = wpinv_sanitize_country( $user->_wpinv_country );
-		if ( $country ) {
-			$country = wpinv_country_name( $country );
-		}
-		return esc_html( $country );
-	}
-
-	/**
-	 * Displays the state column.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @param WP_User $user
-	 *
-	 * @return string Column Name
-	 */
-	public function column_state( $user ) {
-		$country = wpinv_sanitize_country( $user->_wpinv_country );
-		$state   = $user->_wpinv_state;
-		if ( $state ) {
-			$state = wpinv_state_name( $state, $country );
-		}
-
-		return esc_html( $state );
-	}
-
-	/**
-	 * Displays the signup column.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @param WP_User $user
-	 *
-	 * @return string Column Name
-	 */
-	public function column_signup( $user ) {
-		return getpaid_format_date_value( $user->user_registered );
-	}
-
-	/**
-	 * Displays the total spent column.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @param WP_User $user
-	 *
-	 * @return string Column Name
-	 */
-	public function column_total( $user ) {
-		return wpinv_price( $this->column_total_raw( $user ) );
-	}
-
-	/**
-	 * Displays the total spent column.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @param WP_User $user
-	 *
-	 * @return float
-	 */
-	public function column_total_raw( $user ) {
-		return getpaid_get_user_total_spend( $user->ID );
-	}
-
-	/**
-	 * Displays the total spent column.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @param WP_User $user
-	 *
-	 * @return string Column Name
-	 */
-	public function column_invoices( $user ) {
-		$value = getpaid_count_user_invoices( $user->ID );
-		$url   = add_query_arg( array( 'post_type' => 'wpi_invoice', 'author' => $user->ID ), admin_url( 'edit.php' ) );
-		return empty( $value ) ? '0' : '<a href="' . esc_url( $url ) . '">' . absint( $value ) . '</a>';
-
-	}
-
-	/**
-	 * Generates content for a single row of the table
-	 * @since 1.0.19
-	 *
-	 * @param int $item The user id.
-	 */
-	public function single_row( $item ) {
-		$item = get_user_by( 'id', $item );
-
-		if ( empty( $item ) ) {
-			return;
-		}
-
-		echo '<tr>';
-		$this->single_row_columns( $item );
-		echo '</tr>';
-	}
-
-	/**
-	 * Displays the customers name
-	 *
-	 * @param  WP_User $customer customer.
-	 * @return string
-	 */
-	public function column_name( $customer ) {
-
-		// Customer view URL.
-		$view_url    = esc_url( add_query_arg( 'user_id', $customer->ID, admin_url( 'user-edit.php' ) ) );
-		$row_actions = $this->row_actions(
-			array(
-				'view' => '<a href="' . $view_url . '#getpaid-fieldset-billing">' . __( 'Edit Details', 'invoicing' ) . '</a>',
-			)
-		);
-
-		// Get user's address.
-		$address = wpinv_get_user_address( $customer->ID );
-
-		// Customer email address.
-		$email       = sanitize_email( $customer->user_email );
-
-		// Customer's avatar.
-		$avatar = esc_url( get_avatar_url( $email ) );
-		$avatar = "<img src='$avatar' height='32' width='32'/>";
-
-		// Customer's name.
-		$name   = esc_html( "{$address['first_name']} {$address['last_name']}" );
-
-		if ( empty( trim( $name ) ) ) {
-			$name = esc_html( $address['display_name'] );
-		}
-
-		if ( ! empty( $name ) ) {
-			$name = "<div style='overflow: hidden;height: 18px;'>$name</div>";
-		}
-
-		$email = "<div class='row-title'><a href='$view_url'>$email</a></div>";
-
-		return "<div style='display: flex;'><div>$avatar</div><div style='margin-left: 10px;'>$name<strong>$email</strong>$row_actions</div></div>";
-
-	}
-
-	/**
-	 * Retrieve the table columns
-	 *
-	 * @since 1.0.19
-	 * @return array $columns Array of all the list table columns
-	 */
-	public function get_columns() {
-
-		$columns = array(
-			'name'     => __( 'Name', 'invoicing' ),
-			'country'  => __( 'Country', 'invoicing' ),
-			'state'    => __( 'State', 'invoicing' ),
-			'city'     => __( 'City', 'invoicing' ),
-			'zip'      => __( 'ZIP', 'invoicing' ),
-			'address'  => __( 'Address', 'invoicing' ),
-			'phone'    => __( 'Phone', 'invoicing' ),
-			'company'  => __( 'Company', 'invoicing' ),
-			'invoices' => __( 'Invoices', 'invoicing' ),
-			'total'    => __( 'Total Spend', 'invoicing' ),
-			'signup'   => __( 'Date created', 'invoicing' ),
-		);
-		return apply_filters( 'wpinv_customers_table_columns', $columns );
-
-	}
-
-	/**
-	 * Retrieve the current page number
-	 *
-	 * @since 1.0.19
-	 * @return int Current page number
-	 */
-	public function get_paged() {
-		return isset( $_GET['paged'] ) ? absint( $_GET['paged'] ) : 1;
-	}
-
-	/**
-	 * Returns bulk actions.
-	 *
-	 * @since 1.0.19
-	 * @return void
-	 */
-	public function bulk_actions( $which = '' ) {
-		return array();
-	}
-
-	/**
-	 *  Prepares the display query
-	 */
-	public function prepare_query() {
-		global $wpdb;
-
-		$post_types = '';
-
-		foreach ( array_keys( getpaid_get_invoice_post_types() ) as $post_type ) {
-			$post_types .= $wpdb->prepare( 'post_type=%s OR ', $post_type );
-		}
-
-		$post_types = rtrim( $post_types, ' OR' );
-
-		// Maybe search.
-		if ( ! empty( $_POST['s'] ) ) {
-			$users = get_users(
-				array(
-					'search'         => '*' . sanitize_text_field( urldecode( $_POST['s'] ) ) . '*',
-					'search_columns' => array( 'user_login', 'user_email', 'display_name' ),
-					'fields'         => 'ID',
-				)
-			);
-
-			$users      = implode( ', ', $users );
-			$post_types = "($post_types) AND ( post_author IN ( $users ) )";
-		}
-
-		// Users with invoices.
-    	$customers = $wpdb->get_col(
-			$wpdb->prepare(
-				"SELECT DISTINCT( post_author ) FROM $wpdb->posts WHERE $post_types LIMIT %d,%d",
-				$this->get_paged() * 10 - 10,
-				$this->per_page
-			)
-		);
-
-		$this->items = $customers;
-		$this->total = (int) $wpdb->get_var( "SELECT COUNT( DISTINCT( post_author ) ) FROM $wpdb->posts WHERE $post_types" );
-
-	}
-
-	/**
-	 * Setup the final data for the table
-	 *
-	 * @since 1.0.19
-	 * @return void
-	 */
-	public function prepare_items() {
-		$columns               = $this->get_columns();
-		$hidden                = array(); // No hidden columns
-		$sortable              = $this->get_sortable_columns();
-		$this->_column_headers = array( $columns, $hidden, $sortable );
-		$this->prepare_query();
-
-		$this->set_pagination_args(
-			array(
-				'total_items' => $this->total,
-				'per_page'    => $this->per_page,
-				'total_pages' => ceil( $this->total / $this->per_page ),
-			)
-		);
-
-	}
+    }
+
+    /**
+     * Gets the name of the primary column.
+     *
+     * @since 1.0.19
+     * @access protected
+     *
+     * @return string Name of the primary column.
+     */
+    protected function get_primary_column_name() {
+        return 'name';
+    }
+
+    /**
+     * This function renders most of the columns in the list table.
+     *
+     * @since 1.0.19
+     *
+     * @param WP_User $item
+     * @param string $column_name The name of the column
+     *
+     * @return string Column Name
+     */
+    public function column_default( $item, $column_name ) {
+        $value = esc_html( get_user_meta( $item->ID, '_wpinv_' . $column_name, true ) );
+        return apply_filters( 'wpinv_customers_table_column' . $column_name, $value, $item );
+    }
+
+    /**
+     * Displays the country column.
+     *
+     * @since 1.0.19
+     *
+     * @param WP_User $user
+     *
+     * @return string Column Name
+     */
+    public function column_country( $user ) {
+        $country = wpinv_sanitize_country( $user->_wpinv_country );
+        if ( $country ) {
+            $country = wpinv_country_name( $country );
+        }
+        return esc_html( $country );
+    }
+
+    /**
+     * Displays the state column.
+     *
+     * @since 1.0.19
+     *
+     * @param WP_User $user
+     *
+     * @return string Column Name
+     */
+    public function column_state( $user ) {
+        $country = wpinv_sanitize_country( $user->_wpinv_country );
+        $state   = $user->_wpinv_state;
+        if ( $state ) {
+            $state = wpinv_state_name( $state, $country );
+        }
+
+        return esc_html( $state );
+    }
+
+    /**
+     * Displays the signup column.
+     *
+     * @since 1.0.19
+     *
+     * @param WP_User $user
+     *
+     * @return string Column Name
+     */
+    public function column_signup( $user ) {
+        return getpaid_format_date_value( $user->user_registered );
+    }
+
+    /**
+     * Displays the total spent column.
+     *
+     * @since 1.0.19
+     *
+     * @param WP_User $user
+     *
+     * @return string Column Name
+     */
+    public function column_total( $user ) {
+        return wpinv_price( $this->column_total_raw( $user ) );
+    }
+
+    /**
+     * Displays the total spent column.
+     *
+     * @since 1.0.19
+     *
+     * @param WP_User $user
+     *
+     * @return float
+     */
+    public function column_total_raw( $user ) {
+        return getpaid_get_user_total_spend( $user->ID );
+    }
+
+    /**
+     * Displays the total spent column.
+     *
+     * @since 1.0.19
+     *
+     * @param WP_User $user
+     *
+     * @return string Column Name
+     */
+    public function column_invoices( $user ) {
+        $value = getpaid_count_user_invoices( $user->ID );
+        $url   = add_query_arg( array( 'post_type' => 'wpi_invoice', 'author' => $user->ID ), admin_url( 'edit.php' ) );
+        return empty( $value ) ? '0' : '<a href="' . esc_url( $url ) . '">' . absint( $value ) . '</a>';
+
+    }
+
+    /**
+     * Generates content for a single row of the table
+     * @since 1.0.19
+     *
+     * @param int $item The user id.
+     */
+    public function single_row( $item ) {
+        $item = get_user_by( 'id', $item );
+
+        if ( empty( $item ) ) {
+            return;
+        }
+
+        echo '<tr>';
+        $this->single_row_columns( $item );
+        echo '</tr>';
+    }
+
+    /**
+     * Displays the customers name
+     *
+     * @param  WP_User $customer customer.
+     * @return string
+     */
+    public function column_name( $customer ) {
+
+        // Customer view URL.
+        $view_url    = esc_url( add_query_arg( 'user_id', $customer->ID, admin_url( 'user-edit.php' ) ) );
+        $row_actions = $this->row_actions(
+            array(
+                'view' => '<a href="' . $view_url . '#getpaid-fieldset-billing">' . __( 'Edit Details', 'invoicing' ) . '</a>',
+            )
+        );
+
+        // Get user's address.
+        $address = wpinv_get_user_address( $customer->ID );
+
+        // Customer email address.
+        $email       = sanitize_email( $customer->user_email );
+
+        // Customer's avatar.
+        $avatar = esc_url( get_avatar_url( $email ) );
+        $avatar = "<img src='$avatar' height='32' width='32'/>";
+
+        // Customer's name.
+        $name   = esc_html( "{$address['first_name']} {$address['last_name']}" );
+
+        if ( empty( trim( $name ) ) ) {
+            $name = esc_html( $address['display_name'] );
+        }
+
+        if ( ! empty( $name ) ) {
+            $name = "<div style='overflow: hidden;height: 18px;'>$name</div>";
+        }
+
+        $email = "<div class='row-title'><a href='$view_url'>$email</a></div>";
+
+        return "<div style='display: flex;'><div>$avatar</div><div style='margin-left: 10px;'>$name<strong>$email</strong>$row_actions</div></div>";
+
+    }
+
+    /**
+     * Retrieve the table columns
+     *
+     * @since 1.0.19
+     * @return array $columns Array of all the list table columns
+     */
+    public function get_columns() {
+
+        $columns = array(
+            'name'     => __( 'Name', 'invoicing' ),
+            'country'  => __( 'Country', 'invoicing' ),
+            'state'    => __( 'State', 'invoicing' ),
+            'city'     => __( 'City', 'invoicing' ),
+            'zip'      => __( 'ZIP', 'invoicing' ),
+            'address'  => __( 'Address', 'invoicing' ),
+            'phone'    => __( 'Phone', 'invoicing' ),
+            'company'  => __( 'Company', 'invoicing' ),
+            'invoices' => __( 'Invoices', 'invoicing' ),
+            'total'    => __( 'Total Spend', 'invoicing' ),
+            'signup'   => __( 'Date created', 'invoicing' ),
+        );
+        return apply_filters( 'wpinv_customers_table_columns', $columns );
+
+    }
+
+    /**
+     * Retrieve the current page number
+     *
+     * @since 1.0.19
+     * @return int Current page number
+     */
+    public function get_paged() {
+        return isset( $_GET['paged'] ) ? absint( $_GET['paged'] ) : 1;
+    }
+
+    /**
+     * Returns bulk actions.
+     *
+     * @since 1.0.19
+     * @return void
+     */
+    public function bulk_actions( $which = '' ) {
+        return array();
+    }
+
+    /**
+     *  Prepares the display query
+     */
+    public function prepare_query() {
+        global $wpdb;
+
+        $post_types = '';
+
+        foreach ( array_keys( getpaid_get_invoice_post_types() ) as $post_type ) {
+            $post_types .= $wpdb->prepare( 'post_type=%s OR ', $post_type );
+        }
+
+        $post_types = rtrim( $post_types, ' OR' );
+
+        // Maybe search.
+        if ( ! empty( $_POST['s'] ) ) {
+            $users = get_users(
+                array(
+                    'search'         => '*' . sanitize_text_field( urldecode( $_POST['s'] ) ) . '*',
+                    'search_columns' => array( 'user_login', 'user_email', 'display_name' ),
+                    'fields'         => 'ID',
+                )
+            );
+
+            $users      = implode( ', ', $users );
+            $post_types = "($post_types) AND ( post_author IN ( $users ) )";
+        }
+
+        // Users with invoices.
+        $customers = $wpdb->get_col(
+            $wpdb->prepare(
+                "SELECT DISTINCT( post_author ) FROM $wpdb->posts WHERE $post_types LIMIT %d,%d",
+                $this->get_paged() * 10 - 10,
+                $this->per_page
+            )
+        );
+
+        $this->items = $customers;
+        $this->total = (int) $wpdb->get_var( "SELECT COUNT( DISTINCT( post_author ) ) FROM $wpdb->posts WHERE $post_types" );
+
+    }
+
+    /**
+     * Setup the final data for the table
+     *
+     * @since 1.0.19
+     * @return void
+     */
+    public function prepare_items() {
+        $columns               = $this->get_columns();
+        $hidden                = array(); // No hidden columns
+        $sortable              = $this->get_sortable_columns();
+        $this->_column_headers = array( $columns, $hidden, $sortable );
+        $this->prepare_query();
+
+        $this->set_pagination_args(
+            array(
+                'total_items' => $this->total,
+                'per_page'    => $this->per_page,
+                'total_pages' => ceil( $this->total / $this->per_page ),
+            )
+        );
+
+    }
 }

includes/class-getpaid-customer.php

Indentation +173 added lines, -173 removed lines

@@ -15,67 +15,67 @@ 
  */
 class GetPaid_Customer extends GetPaid_Data {
 
-	/**
-	 * Which data store to load.
-	 *
-	 * @var string
-	 */
+    /**
+     * Which data store to load.
+     *
+     * @var string
+     */
     protected $data_store_name = 'customer';
 
     /**
-	 * This is the name of this object type.
-	 *
-	 * @var string
-	 */
-	protected $object_type = 'customer';
-
-	/**
-	 * Get the customer if ID is passed, otherwise the customer is new and empty.
-	 *
-	 * @param int|string|GetPaid_Customer $customer customer id, object, or email.
-	 */
-	public function __construct( $customer = 0 ) {
+     * This is the name of this object type.
+     *
+     * @var string
+     */
+    protected $object_type = 'customer';
+
+    /**
+     * Get the customer if ID is passed, otherwise the customer is new and empty.
+     *
+     * @param int|string|GetPaid_Customer $customer customer id, object, or email.
+     */
+    public function __construct( $customer = 0 ) {
 
         // Setup default customer data.
         $this->setup_default_data();
 
-		if ( is_numeric( $customer ) ) {
-			$this->set_id( $customer );
-		} elseif ( $customer instanceof self ) {
-			$this->set_id( $customer->get_id() );
-		} elseif ( is_string( $customer ) && $customer_id = self::get_customer_id_by( $customer, 'email' ) ) {
-			$this->set_id( $customer_id );
-		}
+        if ( is_numeric( $customer ) ) {
+            $this->set_id( $customer );
+        } elseif ( $customer instanceof self ) {
+            $this->set_id( $customer->get_id() );
+        } elseif ( is_string( $customer ) && $customer_id = self::get_customer_id_by( $customer, 'email' ) ) {
+            $this->set_id( $customer_id );
+        }
 
         // Load the datastore.
-		$this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
+        $this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
 
-		if ( $this->get_id() > 0 ) {
-			$this->data_store->read( $this );
+        if ( $this->get_id() > 0 ) {
+            $this->data_store->read( $this );
         }
 
         $this->set_object_read( true );
-	}
+    }
 
     /**
-	 * Sets up default customer data.
-	 */
-	private function setup_default_data() {
+     * Sets up default customer data.
+     */
+    private function setup_default_data() {
 
         $this->data = array(
-			'user_id'        => 0,
-			'email'          => '',
-			'email_cc'       => '',
-			'status'         => 'active',
-			'purchase_value' => 0,
-			'purchase_count' => 0,
-			'date_created'   => current_time( 'mysql' ),
-			'date_modified'  => current_time( 'mysql' ),
-			'uuid'           => wp_generate_uuid4(),
-		);
+            'user_id'        => 0,
+            'email'          => '',
+            'email_cc'       => '',
+            'status'         => 'active',
+            'purchase_value' => 0,
+            'purchase_count' => 0,
+            'date_created'   => current_time( 'mysql' ),
+            'date_modified'  => current_time( 'mysql' ),
+            'uuid'           => wp_generate_uuid4(),
+        );
 
         // Add address fields.
-		foreach ( array_keys( getpaid_user_address_fields() ) as $field ) {
+        foreach ( array_keys( getpaid_user_address_fields() ) as $field ) {
 
             if ( isset( $this->data[ $field ] ) ) {
                 continue;
@@ -93,22 +93,22 @@ 
                 continue;
             }
 
-			$this->data[ $field ] = '';
-		}
+            $this->data[ $field ] = '';
+        }
 
         $this->default_data = $this->data;
-	}
-
-	/**
-	 * Given a customer email or user id, it returns a customer id.
-	 *
-	 * @static
-	 * @param string $value
-	 * @since 1.0.15
-	 * @return int
-	 */
-	public static function get_customer_id_by( $value, $by = 'email' ) {
-		global $wpdb;
+    }
+
+    /**
+     * Given a customer email or user id, it returns a customer id.
+     *
+     * @static
+     * @param string $value
+     * @since 1.0.15
+     * @return int
+     */
+    public static function get_customer_id_by( $value, $by = 'email' ) {
+        global $wpdb;
 
         // Prepare value.
         if ( 'email' === $by ) {
@@ -123,12 +123,12 @@ 
             return 0;
         }
 
-		// Maybe retrieve from the cache.
+        // Maybe retrieve from the cache.
         $cache_key   = 'getpaid_customer_ids_by_' . $by;
-		$customer_id = wp_cache_get( $value, $cache_key );
-		if ( false !== $customer_id ) {
-			return $customer_id;
-		}
+        $customer_id = wp_cache_get( $value, $cache_key );
+        if ( false !== $customer_id ) {
+            return $customer_id;
+        }
 
         if ( 'email' === $by ) {
             $customer_id = (int) $wpdb->get_var(
@@ -140,23 +140,23 @@ 
             );
         }
 
-		// Update the cache with our data
-		wp_cache_set( $value, $customer_id, $cache_key );
+        // Update the cache with our data
+        wp_cache_set( $value, $customer_id, $cache_key );
 
-		return $customer_id;
+        return $customer_id;
 
-	}
+    }
 
-	/**
+    /**
      * Clears the customer's cache.
      */
     public function clear_cache() {
         wp_cache_delete( $this->get( 'email' ), 'getpaid_customer_ids_by_email' );
         wp_cache_delete( $this->get( 'user_id' ), 'getpaid_customer_ids_by_user_id' );
-		wp_cache_delete( $this->get_id(), 'getpaid_customers' );
-	}
+        wp_cache_delete( $this->get_id(), 'getpaid_customers' );
+    }
 
-	/*
+    /*
 	|--------------------------------------------------------------------------
 	| CRUD methods
 	|--------------------------------------------------------------------------
@@ -187,11 +187,11 @@ 
             return call_user_func( array( $this, 'get_' . $key ), $context );
         }
 
-		return $this->get_prop( $key, $context );
+        return $this->get_prop( $key, $context );
 
     }
 
-	/*
+    /*
 	|--------------------------------------------------------------------------
 	| Setters
 	|--------------------------------------------------------------------------
@@ -214,114 +214,114 @@ 
             return call_user_func( array( $this, 'set_' . $key ), $value );
         }
 
-		return $this->set_prop( $key, $value );
+        return $this->set_prop( $key, $value );
 
     }
 
-	/**
-	 * Sets customer status.
-	 *
-	 * @since 1.0.0
-	 * @param  string $status New status.
-	 */
-	public function set_status( $status ) {
-
-		if ( in_array( $status, array( 'active', 'inactive', 'blocked' ), true ) ) {
-			return $this->set_prop( 'status', $status );
-		}
-
-		$this->set_prop( 'status', 'inactive' );
-	}
-
-	/**
-	 * Sets the purchase value.
-	 *
-	 * @since 1.0.0
-	 * @param float $purchase_value.
-	 */
-	public function set_purchase_value( $purchase_value ) {
-		$this->set_prop( 'purchase_value', (float) $purchase_value );
-	}
+    /**
+     * Sets customer status.
+     *
+     * @since 1.0.0
+     * @param  string $status New status.
+     */
+    public function set_status( $status ) {
+
+        if ( in_array( $status, array( 'active', 'inactive', 'blocked' ), true ) ) {
+            return $this->set_prop( 'status', $status );
+        }
+
+        $this->set_prop( 'status', 'inactive' );
+    }
+
+    /**
+     * Sets the purchase value.
+     *
+     * @since 1.0.0
+     * @param float $purchase_value.
+     */
+    public function set_purchase_value( $purchase_value ) {
+        $this->set_prop( 'purchase_value', (float) $purchase_value );
+    }
 
     /**
-	 * Sets the purchase count.
-	 *
-	 * @since 1.0.0
-	 * @param int $purchase_count.
-	 */
-	public function set_purchase_count( $purchase_count ) {
-		$this->set_prop( 'purchase_count', absint( $purchase_count ) );
-	}
+     * Sets the purchase count.
+     *
+     * @since 1.0.0
+     * @param int $purchase_count.
+     */
+    public function set_purchase_count( $purchase_count ) {
+        $this->set_prop( 'purchase_count', absint( $purchase_count ) );
+    }
 
     /**
-	 * Sets the user id.
-	 *
-	 * @since 1.0.0
-	 * @param int $user_id.
-	 */
-	public function set_user_id( $user_id ) {
-		$this->set_prop( 'user_id', absint( $user_id ) );
-	}
+     * Sets the user id.
+     *
+     * @since 1.0.0
+     * @param int $user_id.
+     */
+    public function set_user_id( $user_id ) {
+        $this->set_prop( 'user_id', absint( $user_id ) );
+    }
 
     /**
-	 * Sets the email.
-	 *
-	 * @since 1.0.0
-	 * @param string $email.
-	 */
-	public function set_email( $email ) {
+     * Sets the email.
+     *
+     * @since 1.0.0
+     * @param string $email.
+     */
+    public function set_email( $email ) {
         $email = is_string( $email ) ? sanitize_email( $email ) : '';
-		$this->set_prop( 'email', $email );
-	}
+        $this->set_prop( 'email', $email );
+    }
 
     /**
-	 * Sets the email cc.
-	 *
-	 * @since 1.0.0
-	 * @param string $email_cc.
-	 */
-	public function set_email_cc( $email_cc ) {
+     * Sets the email cc.
+     *
+     * @since 1.0.0
+     * @param string $email_cc.
+     */
+    public function set_email_cc( $email_cc ) {
         $email_cc = implode( ', ', wp_parse_list( $email_cc ) );
-		$this->set_prop( 'email_cc', $email_cc );
-	}
+        $this->set_prop( 'email_cc', $email_cc );
+    }
 
     /**
-	 * Sets the created date.
-	 *
-	 * @since 1.0.0
-	 * @param  string $date_created date created.
-	 */
-	public function set_date_created( $date_created ) {
+     * Sets the created date.
+     *
+     * @since 1.0.0
+     * @param  string $date_created date created.
+     */
+    public function set_date_created( $date_created ) {
 
-		$date = strtotime( $date_created );
+        $date = strtotime( $date_created );
 
         if ( $date && $date_created !== '0000-00-00 00:00:00'  && $date_created !== '0000-00-00 00:00' ) {
             $this->set_prop( 'date_created', gmdate( 'Y-m-d H:i:s', $date ) );
             return;
-		}
+        }
 
-		$this->set_prop( 'date_created', null );
-	}
+        $this->set_prop( 'date_created', null );
+    }
 
     /**
-	 * Sets the created date.
-	 *
-	 * @since 1.0.0
-	 * @param  string $date_modified date created.
-	 */
-	public function set_date_modified( $date_modified ) {
+     * Sets the created date.
+     *
+     * @since 1.0.0
+     * @param  string $date_modified date created.
+     */
+    public function set_date_modified( $date_modified ) {
 
-		$date = strtotime( $date_modified );
+        $date = strtotime( $date_modified );
 
         if ( $date && $date_modified !== '0000-00-00 00:00:00'  && $date_modified !== '0000-00-00 00:00' ) {
             $this->set_prop( 'date_modified', gmdate( 'Y-m-d H:i:s', $date ) );
             return;
-		}
+        }
 
-		$this->set_prop( 'date_modified', null );
-	}
+        $this->set_prop( 'date_modified', null );
+    }
 
-	/*
+    /*
 	|--------------------------------------------------------------------------
 	| Additional methods
 	|--------------------------------------------------------------------------
@@ -330,12 +330,12 @@ 
 	|
 	*/
 
-	/**
-	 * Saves the customer.
-	 *
-	 * @since 1.0.0
-	 */
-	public function save() {
+    /**
+     * Saves the customer.
+     *
+     * @since 1.0.0
+     */
+    public function save() {
 
         $maybe_set = array(
             'uuid'         => wp_generate_uuid4(),
@@ -352,23 +352,23 @@ 
 
         $this->set( 'date_modified', current_time( 'mysql' ) );
 
-		return parent::save();
-	}
+        return parent::save();
+    }
 
     /**
-	 * Helper method to clone a customer from a user ID.
-	 *
-	 * @since 1.0.0
-	 * @param int $user_id.
-	 */
-	public function clone_user( $user_id ) {
+     * Helper method to clone a customer from a user ID.
+     *
+     * @since 1.0.0
+     * @param int $user_id.
+     */
+    public function clone_user( $user_id ) {
         $user = get_userdata( $user_id );
 
         if ( empty( $user ) ) {
             return;
         }
 
-		$this->set_user_id( $user->ID );
+        $this->set_user_id( $user->ID );
         $this->set_email( $user->user_email );
         $this->set_purchase_value( getpaid_get_user_total_spend( $user->ID ) );
         $this->set_purchase_count( getpaid_count_user_invoices( $user->ID ) );
@@ -397,18 +397,18 @@ 
                     continue;
                 }
             }
-		}
-	}
+        }
+    }
 
     /**
-	 * Helper method to migrate an existing user ID to the new customers table.
-	 *
-	 * @since 1.0.0
-	 * @param int $user_id.
-	 */
-	public function migrate_from_user( $user_id ) {
+     * Helper method to migrate an existing user ID to the new customers table.
+     *
+     * @since 1.0.0
+     * @param int $user_id.
+     */
+    public function migrate_from_user( $user_id ) {
         $this->clone_user( $user_id );
         do_action( 'getpaid_customer_migrated_from_user', $this, $user_id );
         $this->save();
-	}
+    }
 }

includes/class-wpinv-invoice.php

Indentation +2662 added lines, -2662 removed lines

@@ -14,31 +14,31 @@ 
 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,
-		'customer_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,
+        'customer_id'            => 0,
+        'status'                 => 'wpi-pending',
+        'version'                => '',
+        'date_created'           => null,
         'date_modified'          => null,
         'due_date'               => null,
         'completed_date'         => null,
@@ -61,17 +61,17 @@ 
         '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(),
@@ -83,22 +83,22 @@ 
         '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
@@ -112,110 +112,110 @@ 
      *
      * @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';
@@ -223,10 +223,10 @@ 
             $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;
     }
 
     /**
@@ -252,83 +252,83 @@ 
     */
 
     /**
-	 * 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
@@ -336,263 +336,263 @@ 
      */
     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 ) ) {
@@ -603,140 +603,140 @@ 
     }
 
     /**
-	 * 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(
@@ -751,683 +751,683 @@ 
             '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 user 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 user 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 );
     }
 
-     /**
-	 * Get customer ID.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_customer_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'customer_id', $context );
+        /**
+         * Get customer ID.
+         *
+         * @since 1.0.19
+         * @param  string $context View or edit context.
+         * @return int
+         */
+    public function get_customer_id( $context = 'view' ) {
+        return (int) $this->get_prop( 'customer_id', $context );
     }
 
     /**
-	 * Get 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.
@@ -1439,198 +1439,198 @@ 
     }
 
     /**
-	 * 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 ] );
@@ -1640,166 +1640,166 @@ 
     }
 
     /**
-	 * 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 );
 
@@ -1812,12 +1812,12 @@ 
     }
 
     /**
-	 * 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(
@@ -1837,31 +1837,31 @@ 
     }
 
     /**
-	 * 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 );
         }
@@ -1869,130 +1869,130 @@ 
         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 );
-	}
+    }
 
     /*
 	|--------------------------------------------------------------------------
@@ -2005,129 +2005,129 @@ 
     */
 
     /**
-	 * 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' ) {
@@ -2135,19 +2135,19 @@ 
             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' ) {
@@ -2155,29 +2155,29 @@ 
             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' ) {
@@ -2185,29 +2185,29 @@ 
             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' ) {
@@ -2215,813 +2215,813 @@ 
             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 );
+    }
+
+    /**
+     * Sets the customer ID.
+     *
+     * @since 1.0.19
+     * @param  int $value New user id.
+     */
+    public function set_customer_id( $value ) {
+        $this->set_prop( 'customer_id', (int) $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 );
     }
 
     /**
-	 * Sets the customer ID.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value New user id.
-	 */
-	public function set_customer_id( $value ) {
-		$this->set_prop( 'customer_id', (int) $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 ) ) {
@@ -3035,95 +3035,95 @@ 
     }
 
     /**
-	 * 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 );
     }
 
     /*
@@ -3162,24 +3162,24 @@ 
      */
     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 );
     }
@@ -3190,46 +3190,46 @@ 
     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.
@@ -3237,9 +3237,9 @@ 
     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 ) {
@@ -3262,25 +3262,25 @@ 
      */
     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.
      *
      */
@@ -3293,21 +3293,21 @@ 
 
         $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;
         }
@@ -3332,146 +3332,146 @@ 
      */
     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 ] );
@@ -3479,55 +3479,55 @@ 
         }
     }
 
-	/**
-	 * 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;
+            }
+        }
 
     }
 
@@ -3540,34 +3540,34 @@ 
         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 ] );
@@ -3576,184 +3576,184 @@ 
     }
 
     /**
-	 * 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 );
@@ -3767,22 +3767,22 @@ 
         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 ) {
@@ -3792,21 +3792,21 @@ 
             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 = '' ) {
@@ -3826,113 +3826,113 @@ 
             $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();
@@ -3948,101 +3948,101 @@ 
 
     }
 
-	/**
-	 * 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/data-stores/class-getpaid-data-store.php

Indentation +182 added lines, -182 removed lines

@@ -11,187 +11,187 @@
  */
 class GetPaid_Data_Store {
 
-	/**
-	 * Contains an instance of the data store class that we are working with.
-	 *
-	 * @var GetPaid_Data_Store
-	 */
-	private $instance = null;
-
-	/**
-	 * Contains an array of default supported data stores.
-	 * Format of object name => class name.
-	 * Example: 'item' => 'GetPaid_Item_Data_Store'
-	 * You can also pass something like item-<type> for item stores and
-	 * that type will be used first when available, if a store is requested like
-	 * this and doesn't exist, then the store would fall back to 'item'.
-	 * Ran through `getpaid_data_stores`.
-	 *
-	 * @var array
-	 */
-	private $stores = array(
-		'item'         => 'GetPaid_Item_Data_Store',
-		'payment_form' => 'GetPaid_Payment_Form_Data_Store',
-		'discount'     => 'GetPaid_Discount_Data_Store',
-		'invoice'      => 'GetPaid_Invoice_Data_Store',
-		'subscription' => 'GetPaid_Subscription_Data_Store',
-		'customer'     => 'GetPaid_Customer_Data_Store',
-	);
-
-	/**
-	 * Contains the name of the current data store's class name.
-	 *
-	 * @var string
-	 */
-	private $current_class_name = '';
-
-	/**
-	 * The object type this store works with.
-	 *
-	 * @var string
-	 */
-	private $object_type = '';
-
-	/**
-	 * Tells GetPaid_Data_Store which object
-	 * store we want to work with.
-	 *
-	 * @param string $object_type Name of object.
-	 */
-	public function __construct( $object_type ) {
-		$this->object_type = $object_type;
-		$this->stores      = apply_filters( 'getpaid_data_stores', $this->stores );
-
-		// If this object type can't be found, check to see if we can load one
-		// level up (so if item-type isn't found, we try item).
-		if ( ! array_key_exists( $object_type, $this->stores ) ) {
-			$pieces      = explode( '-', $object_type );
-			$object_type = $pieces[0];
-		}
-
-		if ( array_key_exists( $object_type, $this->stores ) ) {
-			$store = apply_filters( 'getpaid_' . $object_type . '_data_store', $this->stores[ $object_type ] );
-			if ( is_object( $store ) ) {
-				$this->current_class_name = get_class( $store );
-				$this->instance           = $store;
-			} else {
-				if ( ! class_exists( $store ) ) {
-					throw new Exception( __( 'Data store class does not exist.', 'invoicing' ) );
-				}
-				$this->current_class_name = $store;
-				$this->instance           = new $store();
-			}
-		} else {
-			throw new Exception( __( 'Invalid data store.', 'invoicing' ) );
-		}
-	}
-
-	/**
-	 * Only store the object type to avoid serializing the data store instance.
-	 *
-	 * @return array
-	 */
-	public function __sleep() {
-		return array( 'object_type' );
-	}
-
-	/**
-	 * Re-run the constructor with the object type.
-	 *
-	 * @throws Exception When validation fails.
-	 */
-	public function __wakeup() {
-		$this->__construct( $this->object_type );
-	}
-
-	/**
-	 * Loads a data store.
-	 *
-	 * @param string $object_type Name of object.
-	 *
-	 * @since 1.0.19
-	 * @throws Exception When validation fails.
-	 * @return GetPaid_Data_Store
-	 */
-	public static function load( $object_type ) {
-		return new GetPaid_Data_Store( $object_type );
-	}
-
-	/**
-	 * Returns the class name of the current data store.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_current_class_name() {
-		return $this->current_class_name;
-	}
-
-	/**
-	 * Returns the object type of the current data store.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_object_type() {
-		return $this->object_type;
-	}
-
-	/**
-	 * Reads an object from the data store.
-	 *
-	 * @since 1.0.19
-	 * @param GetPaid_Data $data GetPaid data instance.
-	 */
-	public function read( &$data ) {
-		$this->instance->read( $data );
-	}
-
-	/**
-	 * Create an object in the data store.
-	 *
-	 * @since 1.0.19
-	 * @param GetPaid_Data $data GetPaid data instance.
-	 */
-	public function create( &$data ) {
-		$this->instance->create( $data );
-	}
-
-	/**
-	 * Update an object in the data store.
-	 *
-	 * @since 1.0.19
-	 * @param GetPaid_Data $data GetPaid data instance.
-	 */
-	public function update( &$data ) {
-		$this->instance->update( $data );
-	}
-
-	/**
-	 * Delete an object from the data store.
-	 *
-	 * @since 1.0.19
-	 * @param GetPaid_Data $data GetPaid data instance.
-	 * @param array   $args Array of args to pass to the delete method.
-	 */
-	public function delete( &$data, $args = array() ) {
-		$this->instance->delete( $data, $args );
-	}
-
-	/**
-	 * Data stores can define additional function. This passes
-	 * through to the instance if that function exists.
-	 *
-	 * @since 1.0.19
-	 * @param string $method     Method.
-	 * @return mixed
-	 */
-	public function __call( $method, $parameters ) {
-		if ( is_callable( array( $this->instance, $method ) ) ) {
-			$object     = array_shift( $parameters );
-			$parameters = array_merge( array( &$object ), $parameters );
-			return call_user_func_array( array( $this->instance, $method ), $parameters );
-		}
-	}
+    /**
+     * Contains an instance of the data store class that we are working with.
+     *
+     * @var GetPaid_Data_Store
+     */
+    private $instance = null;
+
+    /**
+     * Contains an array of default supported data stores.
+     * Format of object name => class name.
+     * Example: 'item' => 'GetPaid_Item_Data_Store'
+     * You can also pass something like item-<type> for item stores and
+     * that type will be used first when available, if a store is requested like
+     * this and doesn't exist, then the store would fall back to 'item'.
+     * Ran through `getpaid_data_stores`.
+     *
+     * @var array
+     */
+    private $stores = array(
+        'item'         => 'GetPaid_Item_Data_Store',
+        'payment_form' => 'GetPaid_Payment_Form_Data_Store',
+        'discount'     => 'GetPaid_Discount_Data_Store',
+        'invoice'      => 'GetPaid_Invoice_Data_Store',
+        'subscription' => 'GetPaid_Subscription_Data_Store',
+        'customer'     => 'GetPaid_Customer_Data_Store',
+    );
+
+    /**
+     * Contains the name of the current data store's class name.
+     *
+     * @var string
+     */
+    private $current_class_name = '';
+
+    /**
+     * The object type this store works with.
+     *
+     * @var string
+     */
+    private $object_type = '';
+
+    /**
+     * Tells GetPaid_Data_Store which object
+     * store we want to work with.
+     *
+     * @param string $object_type Name of object.
+     */
+    public function __construct( $object_type ) {
+        $this->object_type = $object_type;
+        $this->stores      = apply_filters( 'getpaid_data_stores', $this->stores );
+
+        // If this object type can't be found, check to see if we can load one
+        // level up (so if item-type isn't found, we try item).
+        if ( ! array_key_exists( $object_type, $this->stores ) ) {
+            $pieces      = explode( '-', $object_type );
+            $object_type = $pieces[0];
+        }
+
+        if ( array_key_exists( $object_type, $this->stores ) ) {
+            $store = apply_filters( 'getpaid_' . $object_type . '_data_store', $this->stores[ $object_type ] );
+            if ( is_object( $store ) ) {
+                $this->current_class_name = get_class( $store );
+                $this->instance           = $store;
+            } else {
+                if ( ! class_exists( $store ) ) {
+                    throw new Exception( __( 'Data store class does not exist.', 'invoicing' ) );
+                }
+                $this->current_class_name = $store;
+                $this->instance           = new $store();
+            }
+        } else {
+            throw new Exception( __( 'Invalid data store.', 'invoicing' ) );
+        }
+    }
+
+    /**
+     * Only store the object type to avoid serializing the data store instance.
+     *
+     * @return array
+     */
+    public function __sleep() {
+        return array( 'object_type' );
+    }
+
+    /**
+     * Re-run the constructor with the object type.
+     *
+     * @throws Exception When validation fails.
+     */
+    public function __wakeup() {
+        $this->__construct( $this->object_type );
+    }
+
+    /**
+     * Loads a data store.
+     *
+     * @param string $object_type Name of object.
+     *
+     * @since 1.0.19
+     * @throws Exception When validation fails.
+     * @return GetPaid_Data_Store
+     */
+    public static function load( $object_type ) {
+        return new GetPaid_Data_Store( $object_type );
+    }
+
+    /**
+     * Returns the class name of the current data store.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_current_class_name() {
+        return $this->current_class_name;
+    }
+
+    /**
+     * Returns the object type of the current data store.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_object_type() {
+        return $this->object_type;
+    }
+
+    /**
+     * Reads an object from the data store.
+     *
+     * @since 1.0.19
+     * @param GetPaid_Data $data GetPaid data instance.
+     */
+    public function read( &$data ) {
+        $this->instance->read( $data );
+    }
+
+    /**
+     * Create an object in the data store.
+     *
+     * @since 1.0.19
+     * @param GetPaid_Data $data GetPaid data instance.
+     */
+    public function create( &$data ) {
+        $this->instance->create( $data );
+    }
+
+    /**
+     * Update an object in the data store.
+     *
+     * @since 1.0.19
+     * @param GetPaid_Data $data GetPaid data instance.
+     */
+    public function update( &$data ) {
+        $this->instance->update( $data );
+    }
+
+    /**
+     * Delete an object from the data store.
+     *
+     * @since 1.0.19
+     * @param GetPaid_Data $data GetPaid data instance.
+     * @param array   $args Array of args to pass to the delete method.
+     */
+    public function delete( &$data, $args = array() ) {
+        $this->instance->delete( $data, $args );
+    }
+
+    /**
+     * Data stores can define additional function. This passes
+     * through to the instance if that function exists.
+     *
+     * @since 1.0.19
+     * @param string $method     Method.
+     * @return mixed
+     */
+    public function __call( $method, $parameters ) {
+        if ( is_callable( array( $this->instance, $method ) ) ) {
+            $object     = array_shift( $parameters );
+            $parameters = array_merge( array( &$object ), $parameters );
+            return call_user_func_array( array( $this->instance, $method ), $parameters );
+        }
+    }
 
 }

includes/data-stores/class-getpaid-customer-data-store.php

Indentation +184 added lines, -184 removed lines

@@ -5,7 +5,7 @@ 
  *
  */
 if ( ! defined( 'ABSPATH' ) ) {
-	exit;
+    exit;
 }
 
 /**
@@ -15,196 +15,196 @@ 
  */
 class GetPaid_Customer_Data_Store {
 
-	/*
+    /*
 	|--------------------------------------------------------------------------
 	| CRUD Methods
 	|--------------------------------------------------------------------------
 	*/
 
-	/**
-	 * Method to create a new customer in the database.
-	 *
-	 * @param GetPaid_Customer $customer customer object.
-	 */
-	public function create( &$customer ) {
-		global $wpdb;
-
-		$values  = array();
-		$formats = array();
-
-		$fields = self::get_database_fields();
-		unset( $fields['id'] );
-
-		foreach ( $fields as $key => $format ) {
-			$values[ $key ] = $customer->get( $key, 'edit' );
-			$formats[]      = $format;
-		}
-
-		$result = $wpdb->insert( $wpdb->prefix . 'getpaid_customers', $values, $formats );
-
-		if ( $result ) {
-			$customer->set_id( $wpdb->insert_id );
-			$customer->apply_changes();
-			$customer->clear_cache();
-			do_action( 'getpaid_new_customer', $customer );
-			return true;
-		}
-
-		return false;
-	}
-
-	/**
-	 * Method to read a customer from the database.
-	 *
-	 * @param GetPaid_Customer $customer customer object.
-	 *
-	 */
-	public function read( &$customer ) {
-		global $wpdb;
-
-		$customer->set_defaults();
-
-		if ( ! $customer->get_id() ) {
-			$customer->last_error = 'Invalid customer.';
-			$customer->set_id( 0 );
-			return false;
-		}
-
-		// Maybe retrieve from the cache.
-		$raw_customer = wp_cache_get( $customer->get_id(), 'getpaid_customers' );
-
-		// If not found, retrieve from the db.
-		if ( false === $raw_customer ) {
-
-			$raw_customer = $wpdb->get_row(
-				$wpdb->prepare(
-					"SELECT * FROM {$wpdb->prefix}getpaid_customers WHERE id = %d",
-					$customer->get_id()
-				)
-			);
-
-			// Update the cache with our data
-			wp_cache_set( $customer->get_id(), $raw_customer, 'getpaid_customers' );
-
-		}
-
-		if ( ! $raw_customer ) {
-			$raw_customer->last_error = 'Invalid customer.';
-			return false;
-		}
-
-		// Loop through raw customer fields.
-		foreach ( (array) $raw_customer as $key => $value ) {
-			$customer->set( $key, $value );
-		}
-
-		$customer->set_object_read( true );
-		do_action( 'getpaid_read_customer', $customer );
-
-	}
-
-	/**
-	 * Method to update a customer in the database.
-	 *
-	 * @param GetPaid_Customer $customer Customer object.
-	 */
-	public function update( &$customer ) {
-		global $wpdb;
-
-		do_action( 'getpaid_before_update_customer', $customer, $customer->get_changes() );
-
-		$changes = $customer->get_changes();
-		$values  = array();
-		$format  = array();
-
-		foreach ( self::get_database_fields() as $key => $format ) {
-			if ( array_key_exists( $key, $changes ) ) {
-				$values[ $key ] = $customer->get( $key, 'edit' );
-				$formats[]      = $format;
-			}
-		}
-
-		if ( empty( $values ) ) {
-			return;
-		}
-
-		$wpdb->update(
-			$wpdb->prefix . 'getpaid_customers',
-			$values,
-			array(
-				'id' => $customer->get_id(),
-			),
-			$formats,
-			'%d'
-		);
-
-		// Apply the changes.
-		$customer->apply_changes();
-
-		// Delete cache.
-		$customer->clear_cache();
-
-		// Fire a hook.
-		do_action( 'getpaid_update_customer', $customer );
-
-	}
-
-	/**
-	 * Method to delete a customer from the database.
-	 *
-	 * @param GetPaid_Customer $customer
-	 */
-	public function delete( &$customer ) {
-		global $wpdb;
-
-		do_action( 'getpaid_before_delete_customer', $customer );
-
-		$wpdb->delete(
-			$wpdb->prefix . 'getpaid_customers',
-			array(
-				'id' => $customer->get_id(),
-			),
-			'%d'
-		);
-
-		// Delete cache.
-		$customer->clear_cache();
-
-		// Fire a hook.
-		do_action( 'getpaid_delete_customer', $customer );
-
-		$customer->set_id( 0 );
-	}
-
-	/*
+    /**
+     * Method to create a new customer in the database.
+     *
+     * @param GetPaid_Customer $customer customer object.
+     */
+    public function create( &$customer ) {
+        global $wpdb;
+
+        $values  = array();
+        $formats = array();
+
+        $fields = self::get_database_fields();
+        unset( $fields['id'] );
+
+        foreach ( $fields as $key => $format ) {
+            $values[ $key ] = $customer->get( $key, 'edit' );
+            $formats[]      = $format;
+        }
+
+        $result = $wpdb->insert( $wpdb->prefix . 'getpaid_customers', $values, $formats );
+
+        if ( $result ) {
+            $customer->set_id( $wpdb->insert_id );
+            $customer->apply_changes();
+            $customer->clear_cache();
+            do_action( 'getpaid_new_customer', $customer );
+            return true;
+        }
+
+        return false;
+    }
+
+    /**
+     * Method to read a customer from the database.
+     *
+     * @param GetPaid_Customer $customer customer object.
+     *
+     */
+    public function read( &$customer ) {
+        global $wpdb;
+
+        $customer->set_defaults();
+
+        if ( ! $customer->get_id() ) {
+            $customer->last_error = 'Invalid customer.';
+            $customer->set_id( 0 );
+            return false;
+        }
+
+        // Maybe retrieve from the cache.
+        $raw_customer = wp_cache_get( $customer->get_id(), 'getpaid_customers' );
+
+        // If not found, retrieve from the db.
+        if ( false === $raw_customer ) {
+
+            $raw_customer = $wpdb->get_row(
+                $wpdb->prepare(
+                    "SELECT * FROM {$wpdb->prefix}getpaid_customers WHERE id = %d",
+                    $customer->get_id()
+                )
+            );
+
+            // Update the cache with our data
+            wp_cache_set( $customer->get_id(), $raw_customer, 'getpaid_customers' );
+
+        }
+
+        if ( ! $raw_customer ) {
+            $raw_customer->last_error = 'Invalid customer.';
+            return false;
+        }
+
+        // Loop through raw customer fields.
+        foreach ( (array) $raw_customer as $key => $value ) {
+            $customer->set( $key, $value );
+        }
+
+        $customer->set_object_read( true );
+        do_action( 'getpaid_read_customer', $customer );
+
+    }
+
+    /**
+     * Method to update a customer in the database.
+     *
+     * @param GetPaid_Customer $customer Customer object.
+     */
+    public function update( &$customer ) {
+        global $wpdb;
+
+        do_action( 'getpaid_before_update_customer', $customer, $customer->get_changes() );
+
+        $changes = $customer->get_changes();
+        $values  = array();
+        $format  = array();
+
+        foreach ( self::get_database_fields() as $key => $format ) {
+            if ( array_key_exists( $key, $changes ) ) {
+                $values[ $key ] = $customer->get( $key, 'edit' );
+                $formats[]      = $format;
+            }
+        }
+
+        if ( empty( $values ) ) {
+            return;
+        }
+
+        $wpdb->update(
+            $wpdb->prefix . 'getpaid_customers',
+            $values,
+            array(
+                'id' => $customer->get_id(),
+            ),
+            $formats,
+            '%d'
+        );
+
+        // Apply the changes.
+        $customer->apply_changes();
+
+        // Delete cache.
+        $customer->clear_cache();
+
+        // Fire a hook.
+        do_action( 'getpaid_update_customer', $customer );
+
+    }
+
+    /**
+     * Method to delete a customer from the database.
+     *
+     * @param GetPaid_Customer $customer
+     */
+    public function delete( &$customer ) {
+        global $wpdb;
+
+        do_action( 'getpaid_before_delete_customer', $customer );
+
+        $wpdb->delete(
+            $wpdb->prefix . 'getpaid_customers',
+            array(
+                'id' => $customer->get_id(),
+            ),
+            '%d'
+        );
+
+        // Delete cache.
+        $customer->clear_cache();
+
+        // Fire a hook.
+        do_action( 'getpaid_delete_customer', $customer );
+
+        $customer->set_id( 0 );
+    }
+
+    /*
 	|--------------------------------------------------------------------------
 	| Additional Methods
 	|--------------------------------------------------------------------------
 	*/
-	public static function get_database_fields() {
-
-		$fields = array(
-			'id'             => '%d',
-			'user_id'        => '%d',
-			'email'          => '%s',
-			'email_cc'       => '%s',
-			'status'         => '%s',
-			'purchase_value' => '%f',
-			'purchase_count' => '%d',
-			'date_created'   => '%s',
-			'date_modified'  => '%s',
-			'uuid'           => '%s',
-		);
-
-		// Add address fields.
-		foreach ( array_keys( getpaid_user_address_fields() ) as $field ) {
-
-			// Skip id, user_id and email.
-			if ( ! in_array( $field, array( 'id', 'user_id', 'email', 'purchase_value', 'purchase_count', 'date_created', 'date_modified', 'uuid' ), true ) ) {
-				$fields[ $field ] = '%s';
-			}
-		}
-
-		return $fields;
-	}
+    public static function get_database_fields() {
+
+        $fields = array(
+            'id'             => '%d',
+            'user_id'        => '%d',
+            'email'          => '%s',
+            'email_cc'       => '%s',
+            'status'         => '%s',
+            'purchase_value' => '%f',
+            'purchase_count' => '%d',
+            'date_created'   => '%s',
+            'date_modified'  => '%s',
+            'uuid'           => '%s',
+        );
+
+        // Add address fields.
+        foreach ( array_keys( getpaid_user_address_fields() ) as $field ) {
+
+            // Skip id, user_id and email.
+            if ( ! in_array( $field, array( 'id', 'user_id', 'email', 'purchase_value', 'purchase_count', 'date_created', 'date_modified', 'uuid' ), true ) ) {
+                $fields[ $field ] = '%s';
+            }
+        }
+
+        return $fields;
+    }
 }

includes/class-wpinv.php

Indentation +606 added lines, -606 removed lines

@@ -14,652 +14,652 @@
  */
 class WPInv_Plugin {
 
-	/**
-	 * GetPaid version.
-	 *
-	 * @var string
-	 */
-	public $version;
-
-	/**
-	 * Data container.
-	 *
-	 * @var array
-	 */
-	protected $data = array();
-
-	/**
-	 * Form elements instance.
-	 *
-	 * @var WPInv_Payment_Form_Elements
-	 */
-	public $form_elements;
-
-	/**
-	 * @var array An array of payment gateways.
-	 */
-	public $gateways;
-
-	/**
-	 * Class constructor.
-	 */
-	public function __construct() {
-		$this->define_constants();
-		$this->includes();
-		$this->init_hooks();
-		$this->set_properties();
-	}
-
-	/**
-	 * Sets a custom data property.
-	 *
-	 * @param string $prop The prop to set.
-	 * @param mixed $value The value to retrieve.
-	 */
-	public function set( $prop, $value ) {
-		$this->data[ $prop ] = $value;
-	}
-
-	/**
-	 * Gets a custom data property.
-	 *
-	 * @param string $prop The prop to set.
-	 * @return mixed The value.
-	 */
-	public function get( $prop ) {
-
-		if ( isset( $this->data[ $prop ] ) ) {
-			return $this->data[ $prop ];
-		}
-
-		return null;
-	}
-
-	/**
-	 * Define class properties.
-	 */
-	public function set_properties() {
-
-		// Sessions.
-		$this->set( 'session', new WPInv_Session_Handler() );
-		$GLOBALS['wpi_session'] = $this->get( 'session' ); // Backwards compatibility.
-		$GLOBALS['wpinv_euvat'] = new WPInv_EUVat(); // Backwards compatibility.
-
-		// Init other objects.
-		$this->set( 'notes', new WPInv_Notes() );
-		$this->set( 'api', new WPInv_API() );
-		$this->set( 'post_types', new GetPaid_Post_Types() );
-		$this->set( 'template', new GetPaid_Template() );
-		$this->set( 'admin', new GetPaid_Admin() );
-		$this->set( 'subscriptions', new WPInv_Subscriptions() );
-		$this->set( 'invoice_emails', new GetPaid_Invoice_Notification_Emails() );
-		$this->set( 'subscription_emails', new GetPaid_Subscription_Notification_Emails() );
-		$this->set( 'daily_maintenace', new GetPaid_Daily_Maintenance() );
-		$this->set( 'payment_forms', new GetPaid_Payment_Forms() );
-		$this->set( 'maxmind', new GetPaid_MaxMind_Geolocation() );
-
-	}
-
-	 /**
-	 * Define plugin constants.
-	 */
-	public function define_constants() {
-		define( 'WPINV_PLUGIN_DIR', plugin_dir_path( WPINV_PLUGIN_FILE ) );
-		define( 'WPINV_PLUGIN_URL', plugin_dir_url( WPINV_PLUGIN_FILE ) );
-		$this->version = WPINV_VERSION;
-	}
-
-	/**
-	 * Hook into actions and filters.
-	 *
-	 * @since 1.0.19
-	 */
-	protected function init_hooks() {
-		/* Internationalize the text strings used. */
-		add_action( 'plugins_loaded', array( &$this, 'plugins_loaded' ) );
-
-		// Init the plugin after WordPress inits.
-		add_action( 'init', array( $this, 'init' ), 1 );
-		add_action( 'init', array( $this, 'maybe_process_ipn' ), 10 );
-		add_action( 'init', array( $this, 'wpinv_actions' ) );
-		add_action( 'init', array( $this, 'maybe_do_authenticated_action' ), 100 );
-		add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_scripts' ), 11 );
-		add_action( 'wp_footer', array( $this, 'wp_footer' ) );
-		add_action( 'wp_head', array( $this, 'wp_head' ) );
-		add_action( 'widgets_init', array( $this, 'register_widgets' ) );
-		add_filter( 'wpseo_exclude_from_sitemap_by_post_ids', array( $this, 'wpseo_exclude_from_sitemap_by_post_ids' ) );
-		add_filter( 'the_seo_framework_sitemap_supported_post_types', array( $this, 'exclude_invoicing_post_types' ) );
-		add_filter( 'pre_get_posts', array( &$this, 'pre_get_posts' ) );
-
-		add_filter( 'query_vars', array( $this, 'custom_query_vars' ) );
+    /**
+     * GetPaid version.
+     *
+     * @var string
+     */
+    public $version;
+
+    /**
+     * Data container.
+     *
+     * @var array
+     */
+    protected $data = array();
+
+    /**
+     * Form elements instance.
+     *
+     * @var WPInv_Payment_Form_Elements
+     */
+    public $form_elements;
+
+    /**
+     * @var array An array of payment gateways.
+     */
+    public $gateways;
+
+    /**
+     * Class constructor.
+     */
+    public function __construct() {
+        $this->define_constants();
+        $this->includes();
+        $this->init_hooks();
+        $this->set_properties();
+    }
+
+    /**
+     * Sets a custom data property.
+     *
+     * @param string $prop The prop to set.
+     * @param mixed $value The value to retrieve.
+     */
+    public function set( $prop, $value ) {
+        $this->data[ $prop ] = $value;
+    }
+
+    /**
+     * Gets a custom data property.
+     *
+     * @param string $prop The prop to set.
+     * @return mixed The value.
+     */
+    public function get( $prop ) {
+
+        if ( isset( $this->data[ $prop ] ) ) {
+            return $this->data[ $prop ];
+        }
+
+        return null;
+    }
+
+    /**
+     * Define class properties.
+     */
+    public function set_properties() {
+
+        // Sessions.
+        $this->set( 'session', new WPInv_Session_Handler() );
+        $GLOBALS['wpi_session'] = $this->get( 'session' ); // Backwards compatibility.
+        $GLOBALS['wpinv_euvat'] = new WPInv_EUVat(); // Backwards compatibility.
+
+        // Init other objects.
+        $this->set( 'notes', new WPInv_Notes() );
+        $this->set( 'api', new WPInv_API() );
+        $this->set( 'post_types', new GetPaid_Post_Types() );
+        $this->set( 'template', new GetPaid_Template() );
+        $this->set( 'admin', new GetPaid_Admin() );
+        $this->set( 'subscriptions', new WPInv_Subscriptions() );
+        $this->set( 'invoice_emails', new GetPaid_Invoice_Notification_Emails() );
+        $this->set( 'subscription_emails', new GetPaid_Subscription_Notification_Emails() );
+        $this->set( 'daily_maintenace', new GetPaid_Daily_Maintenance() );
+        $this->set( 'payment_forms', new GetPaid_Payment_Forms() );
+        $this->set( 'maxmind', new GetPaid_MaxMind_Geolocation() );
+
+    }
+
+        /**
+         * Define plugin constants.
+         */
+    public function define_constants() {
+        define( 'WPINV_PLUGIN_DIR', plugin_dir_path( WPINV_PLUGIN_FILE ) );
+        define( 'WPINV_PLUGIN_URL', plugin_dir_url( WPINV_PLUGIN_FILE ) );
+        $this->version = WPINV_VERSION;
+    }
+
+    /**
+     * Hook into actions and filters.
+     *
+     * @since 1.0.19
+     */
+    protected function init_hooks() {
+        /* Internationalize the text strings used. */
+        add_action( 'plugins_loaded', array( &$this, 'plugins_loaded' ) );
+
+        // Init the plugin after WordPress inits.
+        add_action( 'init', array( $this, 'init' ), 1 );
+        add_action( 'init', array( $this, 'maybe_process_ipn' ), 10 );
+        add_action( 'init', array( $this, 'wpinv_actions' ) );
+        add_action( 'init', array( $this, 'maybe_do_authenticated_action' ), 100 );
+        add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_scripts' ), 11 );
+        add_action( 'wp_footer', array( $this, 'wp_footer' ) );
+        add_action( 'wp_head', array( $this, 'wp_head' ) );
+        add_action( 'widgets_init', array( $this, 'register_widgets' ) );
+        add_filter( 'wpseo_exclude_from_sitemap_by_post_ids', array( $this, 'wpseo_exclude_from_sitemap_by_post_ids' ) );
+        add_filter( 'the_seo_framework_sitemap_supported_post_types', array( $this, 'exclude_invoicing_post_types' ) );
+        add_filter( 'pre_get_posts', array( &$this, 'pre_get_posts' ) );
+
+        add_filter( 'query_vars', array( $this, 'custom_query_vars' ) );
         add_action( 'init', array( $this, 'add_rewrite_rule' ), 10, 0 );
-		add_action( 'pre_get_posts', array( $this, 'maybe_process_new_ipn' ), 1 );
-
-		// Fires after registering actions.
-		do_action( 'wpinv_actions', $this );
-		do_action( 'getpaid_actions', $this );
-
-	}
-
-	public function plugins_loaded() {
-		/* Internationalize the text strings used. */
-		$this->load_textdomain();
-
-		do_action( 'wpinv_loaded' );
-
-		// Fix oxygen page builder conflict
-		if ( function_exists( 'ct_css_output' ) ) {
-			wpinv_oxygen_fix_conflict();
-		}
-	}
-
-	/**
-	 * Load Localisation files.
-	 *
-	 * Note: the first-loaded translation file overrides any following ones if the same translation is present.
-	 *
-	 * Locales found in:
-	 *      - WP_LANG_DIR/plugins/invoicing-LOCALE.mo
-	 *      - WP_PLUGIN_DIR/invoicing/languages/invoicing-LOCALE.mo
-	 *
-	 * @since 1.0.0
-	 */
-	public function load_textdomain() {
-
-		load_plugin_textdomain(
-			'invoicing',
-			false,
-			plugin_basename( dirname( WPINV_PLUGIN_FILE ) ) . '/languages/'
-		);
-
-	}
-
-	/**
-	 * Include required core files used in admin and on the frontend.
-	 */
-	public function includes() {
-
-		// Start with the settings.
-		require_once WPINV_PLUGIN_DIR . 'includes/admin/register-settings.php';
-
-		// Packages/libraries.
-		require_once WPINV_PLUGIN_DIR . 'vendor/autoload.php';
-		require_once WPINV_PLUGIN_DIR . 'vendor/ayecode/wp-ayecode-ui/ayecode-ui-loader.php';
-
-		// Load functions.
-		require_once WPINV_PLUGIN_DIR . 'includes/deprecated-functions.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/wpinv-email-functions.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/wpinv-general-functions.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/wpinv-helper-functions.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/wpinv-tax-functions.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/wpinv-template-functions.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/wpinv-address-functions.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/invoice-functions.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/subscription-functions.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/wpinv-item-functions.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/wpinv-discount-functions.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/wpinv-gateway-functions.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/wpinv-payment-functions.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/user-functions.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/error-functions.php';
-
-		// Register autoloader.
-		try {
-			spl_autoload_register( array( $this, 'autoload' ), true );
-		} catch ( Exception $e ) {
-			wpinv_error_log( $e->getMessage(), '', __FILE__, 149, true );
-		}
-
-		require_once WPINV_PLUGIN_DIR . 'includes/abstracts/abstract-wpinv-session.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/class-wpinv-session-handler.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/class-wpinv-ajax.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/class-wpinv-api.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/class-wpinv-cache-helper.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/class-wpinv-db.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/admin/subscriptions.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/class-wpinv-subscriptions-db.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/wpinv-subscription.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/abstracts/abstract-wpinv-privacy.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/class-wpinv-privacy.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/libraries/class-ayecode-addons.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/class-wpinv-addons.php';
-		require_once WPINV_PLUGIN_DIR . 'widgets/checkout.php';
-		require_once WPINV_PLUGIN_DIR . 'widgets/invoice-history.php';
-		require_once WPINV_PLUGIN_DIR . 'widgets/invoice-receipt.php';
-		require_once WPINV_PLUGIN_DIR . 'widgets/invoice-messages.php';
-		require_once WPINV_PLUGIN_DIR . 'widgets/subscriptions.php';
-		require_once WPINV_PLUGIN_DIR . 'widgets/buy-item.php';
-		require_once WPINV_PLUGIN_DIR . 'widgets/getpaid.php';
-		require_once WPINV_PLUGIN_DIR . 'widgets/invoice.php';
-		require_once WPINV_PLUGIN_DIR . 'includes/admin/admin-pages.php';
-
-		if ( is_admin() || ( defined( 'WP_CLI' ) && WP_CLI ) ) {
-			GetPaid_Post_Types_Admin::init();
-
-			require_once WPINV_PLUGIN_DIR . 'includes/admin/wpinv-admin-functions.php';
-			require_once WPINV_PLUGIN_DIR . 'includes/admin/meta-boxes/class-mb-payment-form.php';
-			require_once WPINV_PLUGIN_DIR . 'includes/admin/meta-boxes/class-mb-invoice-notes.php';
-			require_once WPINV_PLUGIN_DIR . 'includes/admin/class-wpinv-admin-menus.php';
-			require_once WPINV_PLUGIN_DIR . 'includes/admin/class-wpinv-users.php';
-			require_once WPINV_PLUGIN_DIR . 'includes/admin/class-getpaid-admin-profile.php';
-			// load the user class only on the users.php page
-			global $pagenow;
-			if ( $pagenow == 'users.php' ) {
-				new WPInv_Admin_Users();
-			}
-		}
-
-		// Register cli commands
-		if ( defined( 'WP_CLI' ) && WP_CLI ) {
-			require_once WPINV_PLUGIN_DIR . 'includes/class-wpinv-cli.php';
-			WP_CLI::add_command( 'invoicing', 'WPInv_CLI' );
-		}
-
-	}
-
-	/**
-	 * Class autoloader
-	 *
-	 * @param       string $class_name The name of the class to load.
-	 * @access      public
-	 * @since       1.0.19
-	 * @return      void
-	 */
-	public function autoload( $class_name ) {
-
-		// Normalize the class name...
-		$class_name  = strtolower( $class_name );
-
-		// ... and make sure it is our class.
-		if ( false === strpos( $class_name, 'getpaid_' ) && false === strpos( $class_name, 'wpinv_' ) ) {
-			return;
-		}
-
-		// Next, prepare the file name from the class.
-		$file_name = 'class-' . str_replace( '_', '-', $class_name ) . '.php';
-
-		// Base path of the classes.
-		$plugin_path = untrailingslashit( WPINV_PLUGIN_DIR );
-
-		// And an array of possible locations in order of importance.
-		$locations = array(
-			"$plugin_path/includes",
-			"$plugin_path/includes/data-stores",
-			"$plugin_path/includes/gateways",
-			"$plugin_path/includes/payments",
-			"$plugin_path/includes/geolocation",
-			"$plugin_path/includes/reports",
-			"$plugin_path/includes/api",
-			"$plugin_path/includes/admin",
-			"$plugin_path/includes/admin/meta-boxes",
-		);
-
-		foreach ( apply_filters( 'getpaid_autoload_locations', $locations ) as $location ) {
-
-			if ( file_exists( trailingslashit( $location ) . $file_name ) ) {
-				include trailingslashit( $location ) . $file_name;
-				break;
-			}
+        add_action( 'pre_get_posts', array( $this, 'maybe_process_new_ipn' ), 1 );
+
+        // Fires after registering actions.
+        do_action( 'wpinv_actions', $this );
+        do_action( 'getpaid_actions', $this );
+
+    }
+
+    public function plugins_loaded() {
+        /* Internationalize the text strings used. */
+        $this->load_textdomain();
+
+        do_action( 'wpinv_loaded' );
+
+        // Fix oxygen page builder conflict
+        if ( function_exists( 'ct_css_output' ) ) {
+            wpinv_oxygen_fix_conflict();
+        }
+    }
+
+    /**
+     * Load Localisation files.
+     *
+     * Note: the first-loaded translation file overrides any following ones if the same translation is present.
+     *
+     * Locales found in:
+     *      - WP_LANG_DIR/plugins/invoicing-LOCALE.mo
+     *      - WP_PLUGIN_DIR/invoicing/languages/invoicing-LOCALE.mo
+     *
+     * @since 1.0.0
+     */
+    public function load_textdomain() {
+
+        load_plugin_textdomain(
+            'invoicing',
+            false,
+            plugin_basename( dirname( WPINV_PLUGIN_FILE ) ) . '/languages/'
+        );
+
+    }
+
+    /**
+     * Include required core files used in admin and on the frontend.
+     */
+    public function includes() {
+
+        // Start with the settings.
+        require_once WPINV_PLUGIN_DIR . 'includes/admin/register-settings.php';
+
+        // Packages/libraries.
+        require_once WPINV_PLUGIN_DIR . 'vendor/autoload.php';
+        require_once WPINV_PLUGIN_DIR . 'vendor/ayecode/wp-ayecode-ui/ayecode-ui-loader.php';
+
+        // Load functions.
+        require_once WPINV_PLUGIN_DIR . 'includes/deprecated-functions.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/wpinv-email-functions.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/wpinv-general-functions.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/wpinv-helper-functions.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/wpinv-tax-functions.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/wpinv-template-functions.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/wpinv-address-functions.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/invoice-functions.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/subscription-functions.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/wpinv-item-functions.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/wpinv-discount-functions.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/wpinv-gateway-functions.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/wpinv-payment-functions.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/user-functions.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/error-functions.php';
+
+        // Register autoloader.
+        try {
+            spl_autoload_register( array( $this, 'autoload' ), true );
+        } catch ( Exception $e ) {
+            wpinv_error_log( $e->getMessage(), '', __FILE__, 149, true );
+        }
+
+        require_once WPINV_PLUGIN_DIR . 'includes/abstracts/abstract-wpinv-session.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/class-wpinv-session-handler.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/class-wpinv-ajax.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/class-wpinv-api.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/class-wpinv-cache-helper.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/class-wpinv-db.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/admin/subscriptions.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/class-wpinv-subscriptions-db.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/wpinv-subscription.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/abstracts/abstract-wpinv-privacy.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/class-wpinv-privacy.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/libraries/class-ayecode-addons.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/class-wpinv-addons.php';
+        require_once WPINV_PLUGIN_DIR . 'widgets/checkout.php';
+        require_once WPINV_PLUGIN_DIR . 'widgets/invoice-history.php';
+        require_once WPINV_PLUGIN_DIR . 'widgets/invoice-receipt.php';
+        require_once WPINV_PLUGIN_DIR . 'widgets/invoice-messages.php';
+        require_once WPINV_PLUGIN_DIR . 'widgets/subscriptions.php';
+        require_once WPINV_PLUGIN_DIR . 'widgets/buy-item.php';
+        require_once WPINV_PLUGIN_DIR . 'widgets/getpaid.php';
+        require_once WPINV_PLUGIN_DIR . 'widgets/invoice.php';
+        require_once WPINV_PLUGIN_DIR . 'includes/admin/admin-pages.php';
+
+        if ( is_admin() || ( defined( 'WP_CLI' ) && WP_CLI ) ) {
+            GetPaid_Post_Types_Admin::init();
+
+            require_once WPINV_PLUGIN_DIR . 'includes/admin/wpinv-admin-functions.php';
+            require_once WPINV_PLUGIN_DIR . 'includes/admin/meta-boxes/class-mb-payment-form.php';
+            require_once WPINV_PLUGIN_DIR . 'includes/admin/meta-boxes/class-mb-invoice-notes.php';
+            require_once WPINV_PLUGIN_DIR . 'includes/admin/class-wpinv-admin-menus.php';
+            require_once WPINV_PLUGIN_DIR . 'includes/admin/class-wpinv-users.php';
+            require_once WPINV_PLUGIN_DIR . 'includes/admin/class-getpaid-admin-profile.php';
+            // load the user class only on the users.php page
+            global $pagenow;
+            if ( $pagenow == 'users.php' ) {
+                new WPInv_Admin_Users();
+            }
+        }
+
+        // Register cli commands
+        if ( defined( 'WP_CLI' ) && WP_CLI ) {
+            require_once WPINV_PLUGIN_DIR . 'includes/class-wpinv-cli.php';
+            WP_CLI::add_command( 'invoicing', 'WPInv_CLI' );
+        }
+
+    }
+
+    /**
+     * Class autoloader
+     *
+     * @param       string $class_name The name of the class to load.
+     * @access      public
+     * @since       1.0.19
+     * @return      void
+     */
+    public function autoload( $class_name ) {
+
+        // Normalize the class name...
+        $class_name  = strtolower( $class_name );
+
+        // ... and make sure it is our class.
+        if ( false === strpos( $class_name, 'getpaid_' ) && false === strpos( $class_name, 'wpinv_' ) ) {
+            return;
+        }
+
+        // Next, prepare the file name from the class.
+        $file_name = 'class-' . str_replace( '_', '-', $class_name ) . '.php';
+
+        // Base path of the classes.
+        $plugin_path = untrailingslashit( WPINV_PLUGIN_DIR );
+
+        // And an array of possible locations in order of importance.
+        $locations = array(
+            "$plugin_path/includes",
+            "$plugin_path/includes/data-stores",
+            "$plugin_path/includes/gateways",
+            "$plugin_path/includes/payments",
+            "$plugin_path/includes/geolocation",
+            "$plugin_path/includes/reports",
+            "$plugin_path/includes/api",
+            "$plugin_path/includes/admin",
+            "$plugin_path/includes/admin/meta-boxes",
+        );
+
+        foreach ( apply_filters( 'getpaid_autoload_locations', $locations ) as $location ) {
+
+            if ( file_exists( trailingslashit( $location ) . $file_name ) ) {
+                include trailingslashit( $location ) . $file_name;
+                break;
+            }
 }
 
-	}
-
-	/**
-	 * Inits hooks etc.
-	 */
-	public function init() {
-
-		// Fires before getpaid inits.
-		do_action( 'before_getpaid_init', $this );
-
-		// Maybe upgrade.
-		$this->maybe_upgrade_database();
-
-		// Load default gateways.
-		$gateways = apply_filters(
-			'getpaid_default_gateways',
-			array(
-				'manual'        => 'GetPaid_Manual_Gateway',
-				'paypal'        => 'GetPaid_Paypal_Gateway',
-				'worldpay'      => 'GetPaid_Worldpay_Gateway',
-				'bank_transfer' => 'GetPaid_Bank_Transfer_Gateway',
-				'authorizenet'  => 'GetPaid_Authorize_Net_Gateway',
-			)
-		);
-
-		foreach ( $gateways as $id => $class ) {
-			$this->gateways[ $id ] = new $class();
-		}
-
-		if ( 'yes' != get_option( 'wpinv_renamed_gateways' ) ) {
-			GetPaid_Installer::rename_gateways_label();
-			update_option( 'wpinv_renamed_gateways', 'yes' );
-		}
-
-		// Fires after getpaid inits.
-		do_action( 'getpaid_init', $this );
-
-	}
-
-	/**
-	 * Checks if this is an IPN request and processes it.
-	 */
-	public function maybe_process_ipn() {
-
-		// Ensure that this is an IPN request.
-		if ( empty( $_GET['wpi-listener'] ) || 'IPN' !== $_GET['wpi-listener'] || empty( $_GET['wpi-gateway'] ) ) {
-			return;
-		}
-
-		$gateway = sanitize_text_field( $_GET['wpi-gateway'] );
-
-		do_action( 'wpinv_verify_payment_ipn', $gateway );
-		do_action( "wpinv_verify_{$gateway}_ipn" );
-		exit;
-
-	}
-
-	public function enqueue_scripts() {
-
-		// Fires before adding scripts.
-		do_action( 'getpaid_enqueue_scripts' );
-
-		$localize                         = array();
-		$localize['ajax_url']             = admin_url( 'admin-ajax.php' );
-		$localize['thousands']            = wpinv_thousands_separator();
-		$localize['decimals']             = wpinv_decimal_separator();
-		$localize['nonce']                = wp_create_nonce( 'wpinv-nonce' );
-		$localize['txtComplete']          = __( 'Continue', 'invoicing' );
-		$localize['UseTaxes']             = wpinv_use_taxes();
-		$localize['formNonce']            = wp_create_nonce( 'getpaid_form_nonce' );
-		$localize['loading']              = __( 'Loading...', 'invoicing' );
-		$localize['connectionError']      = __( 'Could not establish a connection to the server.', 'invoicing' );
-		$localize['recaptchaSettings']    = getpaid_get_recaptcha_settings();
-
-		$localize = apply_filters( 'wpinv_front_js_localize', $localize );
-
-		// reCaptcha.
-		if ( getpaid_is_recaptcha_enabled() ) {
-			$url = apply_filters(
-				'getpaid_recaptcha_api_url',
-				add_query_arg(
-					array(
-						'render' => 'v2' === getpaid_get_recaptcha_version() ? 'explicit' : getpaid_get_recaptcha_site_key(),
-					),
-					'https://www.google.com/recaptcha/api.js'
-				)
-			);
-			wp_enqueue_script( 'recaptcha', $url, array(), null, true ); // phpcs:ignore WordPress.WP.EnqueuedResourceParameters.MissingVersion
-		}
-
-		$version = filemtime( WPINV_PLUGIN_DIR . 'assets/js/payment-forms.js' );
-		wp_enqueue_script( 'wpinv-front-script', WPINV_PLUGIN_URL . 'assets/js/payment-forms.js', array( 'jquery' ), $version, true );
-		wp_localize_script( 'wpinv-front-script', 'WPInv', $localize );
-	}
-
-	public function wpinv_actions() {
-		if ( isset( $_REQUEST['wpi_action'] ) ) {
-			do_action( 'wpinv_' . wpinv_sanitize_key( $_REQUEST['wpi_action'] ), $_REQUEST );
-		}
-
-		if ( defined( 'WP_ALL_IMPORT_ROOT_DIR' ) ) {
-			include plugin_dir_path( __FILE__ ) . 'libraries/wp-all-import/class-getpaid-wp-all-import.php';
-		}
-	}
-
-	/**
+    }
+
+    /**
+     * Inits hooks etc.
+     */
+    public function init() {
+
+        // Fires before getpaid inits.
+        do_action( 'before_getpaid_init', $this );
+
+        // Maybe upgrade.
+        $this->maybe_upgrade_database();
+
+        // Load default gateways.
+        $gateways = apply_filters(
+            'getpaid_default_gateways',
+            array(
+                'manual'        => 'GetPaid_Manual_Gateway',
+                'paypal'        => 'GetPaid_Paypal_Gateway',
+                'worldpay'      => 'GetPaid_Worldpay_Gateway',
+                'bank_transfer' => 'GetPaid_Bank_Transfer_Gateway',
+                'authorizenet'  => 'GetPaid_Authorize_Net_Gateway',
+            )
+        );
+
+        foreach ( $gateways as $id => $class ) {
+            $this->gateways[ $id ] = new $class();
+        }
+
+        if ( 'yes' != get_option( 'wpinv_renamed_gateways' ) ) {
+            GetPaid_Installer::rename_gateways_label();
+            update_option( 'wpinv_renamed_gateways', 'yes' );
+        }
+
+        // Fires after getpaid inits.
+        do_action( 'getpaid_init', $this );
+
+    }
+
+    /**
+     * Checks if this is an IPN request and processes it.
+     */
+    public function maybe_process_ipn() {
+
+        // Ensure that this is an IPN request.
+        if ( empty( $_GET['wpi-listener'] ) || 'IPN' !== $_GET['wpi-listener'] || empty( $_GET['wpi-gateway'] ) ) {
+            return;
+        }
+
+        $gateway = sanitize_text_field( $_GET['wpi-gateway'] );
+
+        do_action( 'wpinv_verify_payment_ipn', $gateway );
+        do_action( "wpinv_verify_{$gateway}_ipn" );
+        exit;
+
+    }
+
+    public function enqueue_scripts() {
+
+        // Fires before adding scripts.
+        do_action( 'getpaid_enqueue_scripts' );
+
+        $localize                         = array();
+        $localize['ajax_url']             = admin_url( 'admin-ajax.php' );
+        $localize['thousands']            = wpinv_thousands_separator();
+        $localize['decimals']             = wpinv_decimal_separator();
+        $localize['nonce']                = wp_create_nonce( 'wpinv-nonce' );
+        $localize['txtComplete']          = __( 'Continue', 'invoicing' );
+        $localize['UseTaxes']             = wpinv_use_taxes();
+        $localize['formNonce']            = wp_create_nonce( 'getpaid_form_nonce' );
+        $localize['loading']              = __( 'Loading...', 'invoicing' );
+        $localize['connectionError']      = __( 'Could not establish a connection to the server.', 'invoicing' );
+        $localize['recaptchaSettings']    = getpaid_get_recaptcha_settings();
+
+        $localize = apply_filters( 'wpinv_front_js_localize', $localize );
+
+        // reCaptcha.
+        if ( getpaid_is_recaptcha_enabled() ) {
+            $url = apply_filters(
+                'getpaid_recaptcha_api_url',
+                add_query_arg(
+                    array(
+                        'render' => 'v2' === getpaid_get_recaptcha_version() ? 'explicit' : getpaid_get_recaptcha_site_key(),
+                    ),
+                    'https://www.google.com/recaptcha/api.js'
+                )
+            );
+            wp_enqueue_script( 'recaptcha', $url, array(), null, true ); // phpcs:ignore WordPress.WP.EnqueuedResourceParameters.MissingVersion
+        }
+
+        $version = filemtime( WPINV_PLUGIN_DIR . 'assets/js/payment-forms.js' );
+        wp_enqueue_script( 'wpinv-front-script', WPINV_PLUGIN_URL . 'assets/js/payment-forms.js', array( 'jquery' ), $version, true );
+        wp_localize_script( 'wpinv-front-script', 'WPInv', $localize );
+    }
+
+    public function wpinv_actions() {
+        if ( isset( $_REQUEST['wpi_action'] ) ) {
+            do_action( 'wpinv_' . wpinv_sanitize_key( $_REQUEST['wpi_action'] ), $_REQUEST );
+        }
+
+        if ( defined( 'WP_ALL_IMPORT_ROOT_DIR' ) ) {
+            include plugin_dir_path( __FILE__ ) . 'libraries/wp-all-import/class-getpaid-wp-all-import.php';
+        }
+    }
+
+    /**
      * Fires an action after verifying that a user can fire them.
-	 *
-	 * Note: If the action is on an invoice, subscription etc, esure that the
-	 * current user owns the invoice/subscription.
+     *
+     * Note: If the action is on an invoice, subscription etc, esure that the
+     * current user owns the invoice/subscription.
      */
     public function maybe_do_authenticated_action() {
 
-		if ( isset( $_REQUEST['getpaid-action'] ) && isset( $_REQUEST['getpaid-nonce'] ) && wp_verify_nonce( $_REQUEST['getpaid-nonce'], 'getpaid-nonce' ) ) {
+        if ( isset( $_REQUEST['getpaid-action'] ) && isset( $_REQUEST['getpaid-nonce'] ) && wp_verify_nonce( $_REQUEST['getpaid-nonce'], 'getpaid-nonce' ) ) {
 
-			$key  = sanitize_key( $_REQUEST['getpaid-action'] );
-			$data = wp_unslash( $_REQUEST );
-			if ( is_user_logged_in() ) {
-				do_action( "getpaid_authenticated_action_$key", $data );
-			}
+            $key  = sanitize_key( $_REQUEST['getpaid-action'] );
+            $data = wp_unslash( $_REQUEST );
+            if ( is_user_logged_in() ) {
+                do_action( "getpaid_authenticated_action_$key", $data );
+            }
 
-			do_action( "getpaid_unauthenticated_action_$key", $data );
+            do_action( "getpaid_unauthenticated_action_$key", $data );
 
-		}
+        }
 
     }
 
-	public function pre_get_posts( $wp_query ) {
-
-		if ( ! is_admin() && ! empty( $wp_query->query_vars['post_type'] ) && getpaid_is_invoice_post_type( $wp_query->query_vars['post_type'] ) && is_user_logged_in() && is_single() && $wp_query->is_main_query() ) {
-			$wp_query->query_vars['post_status'] = array_keys( wpinv_get_invoice_statuses( false, false, $wp_query->query_vars['post_type'] ) );
-		}
-
-		return $wp_query;
-	}
-
-	/**
-	 * Register widgets
-	 *
-	 */
-	public function register_widgets() {
-		global $pagenow;
-
-		// Currently, UX Builder does not work particulaly well with SuperDuper.
-		// So we disable our widgets when editing a page with UX Builder.
-		if ( function_exists( 'ux_builder_is_active' ) && ux_builder_is_active() ) {
-			return;
-		}
-
-		$block_widget_init_screens = function_exists( 'sd_pagenow_exclude' ) ? sd_pagenow_exclude() : array();
-
-		if ( is_admin() && $pagenow && in_array( $pagenow, $block_widget_init_screens ) ) {
-			// don't initiate in these conditions.
-		} else {
-
-			// Only load allowed widgets.
-			$exclude = function_exists( 'sd_widget_exclude' ) ? sd_widget_exclude() : array();
-			$widgets = apply_filters(
-				'getpaid_widget_classes',
-				array(
-					'WPInv_Checkout_Widget',
-					'WPInv_History_Widget',
-					'WPInv_Receipt_Widget',
-					'WPInv_Subscriptions_Widget',
-					'WPInv_Buy_Item_Widget',
-					'WPInv_Messages_Widget',
-					'WPInv_GetPaid_Widget',
-					'WPInv_Invoice_Widget',
-				)
-			);
-
-			// For each widget...
-			foreach ( $widgets as $widget ) {
-
-				// Abort early if it is excluded for this page.
-				if ( in_array( $widget, $exclude ) ) {
-					continue;
-				}
-
-				// SD V1 used to extend the widget class. V2 does not, so we cannot call register widget on it.
-				if ( is_subclass_of( $widget, 'WP_Widget' ) ) {
-					register_widget( $widget );
-				} else {
-					new $widget();
-				}
+    public function pre_get_posts( $wp_query ) {
+
+        if ( ! is_admin() && ! empty( $wp_query->query_vars['post_type'] ) && getpaid_is_invoice_post_type( $wp_query->query_vars['post_type'] ) && is_user_logged_in() && is_single() && $wp_query->is_main_query() ) {
+            $wp_query->query_vars['post_status'] = array_keys( wpinv_get_invoice_statuses( false, false, $wp_query->query_vars['post_type'] ) );
+        }
+
+        return $wp_query;
+    }
+
+    /**
+     * Register widgets
+     *
+     */
+    public function register_widgets() {
+        global $pagenow;
+
+        // Currently, UX Builder does not work particulaly well with SuperDuper.
+        // So we disable our widgets when editing a page with UX Builder.
+        if ( function_exists( 'ux_builder_is_active' ) && ux_builder_is_active() ) {
+            return;
+        }
+
+        $block_widget_init_screens = function_exists( 'sd_pagenow_exclude' ) ? sd_pagenow_exclude() : array();
+
+        if ( is_admin() && $pagenow && in_array( $pagenow, $block_widget_init_screens ) ) {
+            // don't initiate in these conditions.
+        } else {
+
+            // Only load allowed widgets.
+            $exclude = function_exists( 'sd_widget_exclude' ) ? sd_widget_exclude() : array();
+            $widgets = apply_filters(
+                'getpaid_widget_classes',
+                array(
+                    'WPInv_Checkout_Widget',
+                    'WPInv_History_Widget',
+                    'WPInv_Receipt_Widget',
+                    'WPInv_Subscriptions_Widget',
+                    'WPInv_Buy_Item_Widget',
+                    'WPInv_Messages_Widget',
+                    'WPInv_GetPaid_Widget',
+                    'WPInv_Invoice_Widget',
+                )
+            );
+
+            // For each widget...
+            foreach ( $widgets as $widget ) {
+
+                // Abort early if it is excluded for this page.
+                if ( in_array( $widget, $exclude ) ) {
+                    continue;
+                }
+
+                // SD V1 used to extend the widget class. V2 does not, so we cannot call register widget on it.
+                if ( is_subclass_of( $widget, 'WP_Widget' ) ) {
+                    register_widget( $widget );
+                } else {
+                    new $widget();
+                }
 }
 }
 
-	}
+    }
+
+    /**
+     * Upgrades the database.
+     *
+     * @since 2.0.2
+     */
+    public function maybe_upgrade_database() {
+
+        // Ensure the database tables are up to date.
+        GetPaid_Installer::maybe_create_db_tables();
+
+        $wpi_version = get_option( 'wpinv_version', 0 );
+
+        if ( $wpi_version == WPINV_VERSION ) {
+            return;
+        }
+
+        $installer = new GetPaid_Installer();
+
+        if ( empty( $wpi_version ) ) {
+            return $installer->upgrade_db( 0 );
+        }
+
+        $upgrades  = array(
+            '0.0.5' => '004',
+            '1.0.3' => '102',
+            '2.0.0' => '118',
+            '2.8.0' => '279',
+        );
+
+        foreach ( $upgrades as $key => $method ) {
+
+            if ( version_compare( $wpi_version, $key, '<' ) ) {
+                return $installer->upgrade_db( $method );
+            }
+        }
+
+    }
+
+    /**
+     * Flushes the permalinks if needed.
+     *
+     * @since 2.0.8
+     */
+    public function maybe_flush_permalinks() {
+
+        $flush = get_option( 'wpinv_flush_permalinks', 0 );
+
+        if ( ! empty( $flush ) ) {
+            flush_rewrite_rules();
+            delete_option( 'wpinv_flush_permalinks' );
+        }
+
+    }
+
+    /**
+     * Remove our pages from yoast sitemaps.
+     *
+     * @since 1.0.19
+     * @param int[] $excluded_posts_ids
+     */
+    public function wpseo_exclude_from_sitemap_by_post_ids( $excluded_posts_ids ) {
+
+        // Ensure that we have an array.
+        if ( ! is_array( $excluded_posts_ids ) ) {
+            $excluded_posts_ids = array();
+        }
+
+        // Prepare our pages.
+        $our_pages = array();
+
+        // Checkout page.
+        $our_pages[] = wpinv_get_option( 'checkout_page', false );
+
+        // Success page.
+        $our_pages[] = wpinv_get_option( 'success_page', false );
+
+        // Failure page.
+        $our_pages[] = wpinv_get_option( 'failure_page', false );
 
-	/**
-	 * Upgrades the database.
-	 *
-	 * @since 2.0.2
-	 */
-	public function maybe_upgrade_database() {
+        // History page.
+        $our_pages[] = wpinv_get_option( 'invoice_history_page', false );
 
-		// Ensure the database tables are up to date.
-		GetPaid_Installer::maybe_create_db_tables();
+        // Subscriptions page.
+        $our_pages[] = wpinv_get_option( 'invoice_subscription_page', false );
 
-		$wpi_version = get_option( 'wpinv_version', 0 );
+        $our_pages   = array_map( 'intval', array_filter( $our_pages ) );
 
-		if ( $wpi_version == WPINV_VERSION ) {
-			return;
-		}
+        $excluded_posts_ids = $excluded_posts_ids + $our_pages;
+        return array_unique( $excluded_posts_ids );
 
-		$installer = new GetPaid_Installer();
+    }
+
+    /**
+     * Remove our pages from yoast sitemaps.
+     *
+     * @since 1.0.19
+     * @param string[] $post_types
+     */
+    public function exclude_invoicing_post_types( $post_types ) {
+
+        // Ensure that we have an array.
+        if ( ! is_array( $post_types ) ) {
+            $post_types = array();
+        }
+
+        // Remove our post types.
+        return array_diff( $post_types, array_keys( getpaid_get_invoice_post_types() ) );
+    }
+
+    /**
+     * Displays additional footer code.
+     *
+     * @since 2.0.0
+     */
+    public function wp_footer() {
+        wpinv_get_template( 'frontend-footer.php' );
+    }
 
-		if ( empty( $wpi_version ) ) {
-			return $installer->upgrade_db( 0 );
-		}
+    /**
+     * Displays additional header code.
+     *
+     * @since 2.0.0
+     */
+    public function wp_head() {
+        wpinv_get_template( 'frontend-head.php' );
+    }
 
-		$upgrades  = array(
-			'0.0.5' => '004',
-			'1.0.3' => '102',
-			'2.0.0' => '118',
-			'2.8.0' => '279',
-		);
-
-		foreach ( $upgrades as $key => $method ) {
-
-			if ( version_compare( $wpi_version, $key, '<' ) ) {
-				return $installer->upgrade_db( $method );
-			}
-		}
-
-	}
-
-	/**
-	 * Flushes the permalinks if needed.
-	 *
-	 * @since 2.0.8
-	 */
-	public function maybe_flush_permalinks() {
-
-		$flush = get_option( 'wpinv_flush_permalinks', 0 );
-
-		if ( ! empty( $flush ) ) {
-			flush_rewrite_rules();
-			delete_option( 'wpinv_flush_permalinks' );
-		}
-
-	}
-
-	/**
-	 * Remove our pages from yoast sitemaps.
-	 *
-	 * @since 1.0.19
-	 * @param int[] $excluded_posts_ids
-	 */
-	public function wpseo_exclude_from_sitemap_by_post_ids( $excluded_posts_ids ) {
-
-		// Ensure that we have an array.
-		if ( ! is_array( $excluded_posts_ids ) ) {
-			$excluded_posts_ids = array();
-		}
-
-		// Prepare our pages.
-		$our_pages = array();
-
-		// Checkout page.
-		$our_pages[] = wpinv_get_option( 'checkout_page', false );
-
-		// Success page.
-		$our_pages[] = wpinv_get_option( 'success_page', false );
-
-		// Failure page.
-		$our_pages[] = wpinv_get_option( 'failure_page', false );
-
-		// History page.
-		$our_pages[] = wpinv_get_option( 'invoice_history_page', false );
-
-		// Subscriptions page.
-		$our_pages[] = wpinv_get_option( 'invoice_subscription_page', false );
-
-		$our_pages   = array_map( 'intval', array_filter( $our_pages ) );
-
-		$excluded_posts_ids = $excluded_posts_ids + $our_pages;
-		return array_unique( $excluded_posts_ids );
-
-	}
-
-	/**
-	 * Remove our pages from yoast sitemaps.
-	 *
-	 * @since 1.0.19
-	 * @param string[] $post_types
-	 */
-	public function exclude_invoicing_post_types( $post_types ) {
-
-		// Ensure that we have an array.
-		if ( ! is_array( $post_types ) ) {
-			$post_types = array();
-		}
-
-		// Remove our post types.
-		return array_diff( $post_types, array_keys( getpaid_get_invoice_post_types() ) );
-	}
-
-	/**
-	 * Displays additional footer code.
-	 *
-	 * @since 2.0.0
-	 */
-	public function wp_footer() {
-		wpinv_get_template( 'frontend-footer.php' );
-	}
-
-	/**
-	 * Displays additional header code.
-	 *
-	 * @since 2.0.0
-	 */
-	public function wp_head() {
-		wpinv_get_template( 'frontend-head.php' );
-	}
-
-	/**
-	 * Custom query vars.
-	 *
-	 */
-	public function custom_query_vars( $vars ) {
+    /**
+     * Custom query vars.
+     *
+     */
+    public function custom_query_vars( $vars ) {
         $vars[] = 'getpaid-ipn';
         return $vars;
-	}
+    }
 
-	/**
-	 * Add rewrite tags and rules.
-	 *
-	 */
-	public function add_rewrite_rule() {
+    /**
+     * Add rewrite tags and rules.
+     *
+     */
+    public function add_rewrite_rule() {
         $tag = 'getpaid-ipn';
         add_rewrite_tag( "%$tag%", '([^&]+)' );
         add_rewrite_rule( "^$tag/([^/]*)/?", "index.php?$tag=\$matches[1]", 'top' );
-	}
+    }
 
-	/**
-	 * Processes non-query string ipns.
-	 *
-	 */
-	public function maybe_process_new_ipn( $query ) {
+    /**
+     * Processes non-query string ipns.
+     *
+     */
+    public function maybe_process_new_ipn( $query ) {
 
         if ( is_admin() || ! $query->is_main_query() ) {
             return;
         }
 
-		$gateway = get_query_var( 'getpaid-ipn' );
+        $gateway = get_query_var( 'getpaid-ipn' );
 
         if ( ! empty( $gateway ) ) {
 
-			$gateway = sanitize_text_field( $gateway );
-			nocache_headers();
-			do_action( 'wpinv_verify_payment_ipn', $gateway );
-			do_action( "wpinv_verify_{$gateway}_ipn" );
-			exit;
+            $gateway = sanitize_text_field( $gateway );
+            nocache_headers();
+            do_action( 'wpinv_verify_payment_ipn', $gateway );
+            do_action( "wpinv_verify_{$gateway}_ipn" );
+            exit;
 
         }
 
-	}
+    }
 
 }