AyeCode / invoicing

includes/class-wpinv-legacy-invoice.php

Spacing +292 added lines, -292 removed lines

@@ -7,7 +7,7 @@ 
  */
 
 // MUST have WordPress.
-if ( ! defined( 'WPINC' ) ) {
+if (!defined('WPINC')) {
     exit;
 }
 
@@ -19,7 +19,7 @@ 
     /**
      * Invoice id.
      */
-    public $ID  = 0;
+    public $ID = 0;
 
     /**
      * The title of the invoice. Usually the invoice number.
@@ -135,7 +135,7 @@ 
     /**
      * The invoice status.
      */
-    public $status      = 'wpi-pending';
+    public $status = 'wpi-pending';
 
     /**
      * Same as self::$status.
@@ -262,17 +262,17 @@ 
      */
     public $parent_invoice = 0;
 
-    public function __construct( $invoice_id = false ) {
-        if ( empty( $invoice_id ) ) {
+    public function __construct($invoice_id = false) {
+        if (empty($invoice_id)) {
             return false;
         }
 
-        $this->setup_invoice( $invoice_id );
+        $this->setup_invoice($invoice_id);
     }
 
-    public function get( $key ) {
-        if ( method_exists( $this, 'get_' . $key ) ) {
-            $value = call_user_func( array( $this, 'get_' . $key ) );
+    public function get($key) {
+        if (method_exists($this, 'get_' . $key)) {
+            $value = call_user_func(array($this, 'get_' . $key));
         } else {
             $value = $this->$key;
         }
@@ -280,43 +280,43 @@ 
         return $value;
     }
 
-    public function set( $key, $value ) {
-        $ignore = array( 'items', 'cart_details', 'fees', '_ID' );
+    public function set($key, $value) {
+        $ignore = array('items', 'cart_details', 'fees', '_ID');
 
-        if ( $key === 'status' ) {
+        if ($key === 'status') {
             $this->old_status = $this->status;
         }
 
-        if ( ! in_array( $key, $ignore ) ) {
-            $this->pending[ $key ] = $value;
+        if (!in_array($key, $ignore)) {
+            $this->pending[$key] = $value;
         }
 
-        if ( '_ID' !== $key ) {
+        if ('_ID' !== $key) {
             $this->$key = $value;
         }
     }
 
-    public function _isset( $name ) {
-        if ( property_exists( $this, $name ) ) {
-            return false === empty( $this->$name );
+    public function _isset($name) {
+        if (property_exists($this, $name)) {
+            return false === empty($this->$name);
         } else {
             return null;
         }
     }
 
-    private function setup_invoice( $invoice_id ) {
+    private function setup_invoice($invoice_id) {
         $this->pending = array();
 
-        $invoice = get_post( $invoice_id );
+        $invoice = get_post($invoice_id);
 
-        if ( ! $invoice || is_wp_error( $invoice ) ) {
+        if (!$invoice || is_wp_error($invoice)) {
             return false;
         }
 
-        do_action( 'wpinv_pre_setup_invoice', $this, $invoice_id );
+        do_action('wpinv_pre_setup_invoice', $this, $invoice_id);
 
         // Primary Identifier
-        $this->ID              = absint( $invoice_id );
+        $this->ID              = absint($invoice_id);
         $this->post_type       = $invoice->post_type;
 
         // We have a payment, get the generic payment_meta item to reduce calls to it
@@ -326,15 +326,15 @@ 
         $this->completed_date  = $this->setup_completed_date();
         $this->status          = $invoice->post_status;
 
-        if ( 'future' == $this->status ) {
+        if ('future' == $this->status) {
             $this->status = 'publish';
         }
 
         $this->post_status     = $this->status;
         $this->mode            = $this->setup_mode();
         $this->parent_invoice  = $invoice->post_parent;
-        $this->post_name       = $this->setup_post_name( $invoice );
-        $this->status_nicename = $this->setup_status_nicename( $invoice->post_status );
+        $this->post_name       = $this->setup_post_name($invoice);
+        $this->status_nicename = $this->setup_status_nicename($invoice->post_status);
 
         // Items
         $this->fees            = $this->setup_fees();
@@ -356,8 +356,8 @@ 
 
         // User based
         $this->ip              = $this->setup_ip();
-        $this->user_id         = ! empty( $invoice->post_author ) ? $invoice->post_author : get_current_user_id();///$this->setup_user_id();
-        $this->email           = get_the_author_meta( 'email', $this->user_id );
+        $this->user_id         = !empty($invoice->post_author) ? $invoice->post_author : get_current_user_id(); ///$this->setup_user_id();
+        $this->email           = get_the_author_meta('email', $this->user_id);
 
         $this->user_info       = $this->setup_user_info();
 
@@ -366,7 +366,7 @@ 
         $this->company         = $this->user_info['company'];
         $this->vat_number      = $this->user_info['vat_number'];
         $this->vat_rate        = $this->user_info['vat_rate'];
-        $this->adddress_confirmed  = $this->user_info['adddress_confirmed'];
+        $this->adddress_confirmed = $this->user_info['adddress_confirmed'];
         $this->address         = $this->user_info['address'];
         $this->city            = $this->user_info['city'];
         $this->country         = $this->user_info['country'];
@@ -381,31 +381,31 @@ 
         // Other Identifiers
         $this->key             = $this->setup_invoice_key();
         $this->number          = $this->setup_invoice_number();
-        $this->title           = ! empty( $invoice->post_title ) ? $invoice->post_title : $this->number;
+        $this->title           = !empty($invoice->post_title) ? $invoice->post_title : $this->number;
 
-        $this->full_name       = trim( $this->first_name . ' ' . $this->last_name );
+        $this->full_name       = trim($this->first_name . ' ' . $this->last_name);
 
         // Allow extensions to add items to this object via hook
-        do_action( 'wpinv_setup_invoice', $this, $invoice_id );
+        do_action('wpinv_setup_invoice', $this, $invoice_id);
 
         return true;
     }
 
-    private function setup_status_nicename( $status ) {
+    private function setup_status_nicename($status) {
         return $status;
     }
 
-    private function setup_post_name( $post ) {
+    private function setup_post_name($post) {
         $this->post_name = $post->post_name;
     }
 
     private function setup_due_date() {
-        $due_date = $this->get_meta( '_wpinv_due_date' );
+        $due_date = $this->get_meta('_wpinv_due_date');
 
-        if ( empty( $due_date ) ) {
-            $overdue_time = strtotime( $this->date ) + ( DAY_IN_SECONDS * absint( wpinv_get_option( 'overdue_days', 0 ) ) );
-            $due_date = date_i18n( 'Y-m-d', $overdue_time );
-        } elseif ( $due_date == 'none' ) {
+        if (empty($due_date)) {
+            $overdue_time = strtotime($this->date) + (DAY_IN_SECONDS * absint(wpinv_get_option('overdue_days', 0)));
+            $due_date = date_i18n('Y-m-d', $overdue_time);
+        } elseif ($due_date == 'none') {
             $due_date = '';
         }
 
@@ -413,67 +413,67 @@ 
     }
 
     private function setup_completed_date() {
-        $invoice = get_post( $this->ID );
+        $invoice = get_post($this->ID);
 
-        if ( 'wpi-pending' == $invoice->post_status || 'preapproved' == $invoice->post_status ) {
+        if ('wpi-pending' == $invoice->post_status || 'preapproved' == $invoice->post_status) {
             return false; // This invoice was never paid
         }
 
-        $date = ( $date = $this->get_meta( '_wpinv_completed_date', true ) ) ? $date : $invoice->modified_date;
+        $date = ($date = $this->get_meta('_wpinv_completed_date', true)) ? $date : $invoice->modified_date;
 
         return $date;
     }
 
     private function setup_cart_details() {
-        $cart_details = isset( $this->payment_meta['cart_details'] ) ? maybe_unserialize( $this->payment_meta['cart_details'] ) : array();
+        $cart_details = isset($this->payment_meta['cart_details']) ? maybe_unserialize($this->payment_meta['cart_details']) : array();
         return $cart_details;
     }
 
     public function array_convert() {
-        return get_object_vars( $this );
+        return get_object_vars($this);
     }
 
     private function setup_items() {
-        $items = isset( $this->payment_meta['items'] ) ? maybe_unserialize( $this->payment_meta['items'] ) : array();
+        $items = isset($this->payment_meta['items']) ? maybe_unserialize($this->payment_meta['items']) : array();
         return $items;
     }
 
     private function setup_fees() {
-        $payment_fees = isset( $this->payment_meta['fees'] ) ? $this->payment_meta['fees'] : array();
+        $payment_fees = isset($this->payment_meta['fees']) ? $this->payment_meta['fees'] : array();
         return $payment_fees;
     }
 
     private function setup_currency() {
-        $currency = isset( $this->payment_meta['currency'] ) ? $this->payment_meta['currency'] : apply_filters( 'wpinv_currency_default', wpinv_get_currency(), $this );
+        $currency = isset($this->payment_meta['currency']) ? $this->payment_meta['currency'] : apply_filters('wpinv_currency_default', wpinv_get_currency(), $this);
         return $currency;
     }
 
     private function setup_discount() {
         //$discount = $this->get_meta( '_wpinv_discount', true );
-        $discount = (float)$this->subtotal - ( (float)$this->total - (float)$this->tax - (float)$this->fees_total );
-        if ( $discount < 0 ) {
+        $discount = (float) $this->subtotal - ((float) $this->total - (float) $this->tax - (float) $this->fees_total);
+        if ($discount < 0) {
             $discount = 0;
         }
-        $discount = wpinv_round_amount( $discount );
+        $discount = wpinv_round_amount($discount);
 
         return $discount;
     }
 
     private function setup_discount_code() {
-        $discount_code = ! empty( $this->discounts ) ? $this->discounts : $this->get_meta( '_wpinv_discount_code', true );
+        $discount_code = !empty($this->discounts) ? $this->discounts : $this->get_meta('_wpinv_discount_code', true);
         return $discount_code;
     }
 
     private function setup_tax() {
 
-        $tax = $this->get_meta( '_wpinv_tax', true );
+        $tax = $this->get_meta('_wpinv_tax', true);
 
         // We don't have tax as it's own meta and no meta was passed
-        if ( '' === $tax ) {
-            $tax = isset( $this->payment_meta['tax'] ) ? $this->payment_meta['tax'] : 0;
+        if ('' === $tax) {
+            $tax = isset($this->payment_meta['tax']) ? $this->payment_meta['tax'] : 0;
         }
 
-        if ( $tax < 0 || ! $this->is_taxable() ) {
+        if ($tax < 0 || !$this->is_taxable()) {
             $tax = 0;
         }
 
@@ -484,16 +484,16 @@ 
      * If taxes are enabled, allow users to enable/disable taxes per invoice.
      */
     private function setup_is_taxable() {
-        return (int) $this->get_meta( '_wpinv_disable_taxes', true );
+        return (int) $this->get_meta('_wpinv_disable_taxes', true);
     }
 
     private function setup_subtotal() {
         $subtotal     = 0;
         $cart_details = $this->cart_details;
 
-        if ( is_array( $cart_details ) ) {
-            foreach ( $cart_details as $item ) {
-                if ( isset( $item['subtotal'] ) ) {
+        if (is_array($cart_details)) {
+            foreach ($cart_details as $item) {
+                if (isset($item['subtotal'])) {
                     $subtotal += $item['subtotal'];
                 }
             }
@@ -507,23 +507,23 @@ 
     }
 
     private function setup_discounts() {
-        $discounts = ! empty( $this->payment_meta['user_info']['discount'] ) ? $this->payment_meta['user_info']['discount'] : array();
+        $discounts = !empty($this->payment_meta['user_info']['discount']) ? $this->payment_meta['user_info']['discount'] : array();
         return $discounts;
     }
 
     private function setup_total() {
-        $amount = $this->get_meta( '_wpinv_total', true );
+        $amount = $this->get_meta('_wpinv_total', true);
 
-        if ( empty( $amount ) && '0.00' != $amount ) {
-            $meta   = $this->get_meta( '_wpinv_payment_meta', true );
-            $meta   = maybe_unserialize( $meta );
+        if (empty($amount) && '0.00' != $amount) {
+            $meta   = $this->get_meta('_wpinv_payment_meta', true);
+            $meta   = maybe_unserialize($meta);
 
-            if ( isset( $meta['amount'] ) ) {
+            if (isset($meta['amount'])) {
                 $amount = $meta['amount'];
             }
         }
 
-        if ( $amount < 0 ) {
+        if ($amount < 0) {
             $amount = 0;
         }
 
@@ -531,13 +531,13 @@ 
     }
 
     private function setup_mode() {
-        return $this->get_meta( '_wpinv_mode' );
+        return $this->get_meta('_wpinv_mode');
     }
 
     private function setup_gateway() {
-        $gateway = $this->get_meta( '_wpinv_gateway' );
+        $gateway = $this->get_meta('_wpinv_gateway');
 
-        if ( empty( $gateway ) && 'publish' === $this->status ) {
+        if (empty($gateway) && 'publish' === $this->status) {
             $gateway = 'manual';
         }
 
@@ -545,23 +545,23 @@ 
     }
 
     private function setup_gateway_title() {
-        $gateway_title = wpinv_get_gateway_checkout_label( $this->gateway );
+        $gateway_title = wpinv_get_gateway_checkout_label($this->gateway);
         return $gateway_title;
     }
 
     private function setup_transaction_id() {
-        $transaction_id = $this->get_meta( '_wpinv_transaction_id' );
+        $transaction_id = $this->get_meta('_wpinv_transaction_id');
 
-        if ( empty( $transaction_id ) || (int) $transaction_id === (int) $this->ID ) {
+        if (empty($transaction_id) || (int) $transaction_id === (int) $this->ID) {
             $gateway        = $this->gateway;
-            $transaction_id = apply_filters( 'wpinv_get_invoice_transaction_id-' . $gateway, $this->ID );
+            $transaction_id = apply_filters('wpinv_get_invoice_transaction_id-' . $gateway, $this->ID);
         }
 
         return $transaction_id;
     }
 
     private function setup_ip() {
-        $ip = $this->get_meta( '_wpinv_user_ip' );
+        $ip = $this->get_meta('_wpinv_user_ip');
         return $ip;
     }
 
@@ -571,62 +571,62 @@ 
     ///}
 
     private function setup_first_name() {
-        $first_name = $this->get_meta( '_wpinv_first_name' );
+        $first_name = $this->get_meta('_wpinv_first_name');
         return $first_name;
     }
 
     private function setup_last_name() {
-        $last_name = $this->get_meta( '_wpinv_last_name' );
+        $last_name = $this->get_meta('_wpinv_last_name');
         return $last_name;
     }
 
     private function setup_company() {
-        $company = $this->get_meta( '_wpinv_company' );
+        $company = $this->get_meta('_wpinv_company');
         return $company;
     }
 
     private function setup_vat_number() {
-        $vat_number = $this->get_meta( '_wpinv_vat_number' );
+        $vat_number = $this->get_meta('_wpinv_vat_number');
         return $vat_number;
     }
 
     private function setup_vat_rate() {
-        $vat_rate = $this->get_meta( '_wpinv_vat_rate' );
+        $vat_rate = $this->get_meta('_wpinv_vat_rate');
         return $vat_rate;
     }
 
     private function setup_adddress_confirmed() {
-        $adddress_confirmed = $this->get_meta( '_wpinv_adddress_confirmed' );
+        $adddress_confirmed = $this->get_meta('_wpinv_adddress_confirmed');
         return $adddress_confirmed;
     }
 
     private function setup_phone() {
-        $phone = $this->get_meta( '_wpinv_phone' );
+        $phone = $this->get_meta('_wpinv_phone');
         return $phone;
     }
 
     private function setup_address() {
-        $address = $this->get_meta( '_wpinv_address', true );
+        $address = $this->get_meta('_wpinv_address', true);
         return $address;
     }
 
     private function setup_city() {
-        $city = $this->get_meta( '_wpinv_city', true );
+        $city = $this->get_meta('_wpinv_city', true);
         return $city;
     }
 
     private function setup_country() {
-        $country = $this->get_meta( '_wpinv_country', true );
+        $country = $this->get_meta('_wpinv_country', true);
         return $country;
     }
 
     private function setup_state() {
-        $state = $this->get_meta( '_wpinv_state', true );
+        $state = $this->get_meta('_wpinv_state', true);
         return $state;
     }
 
     private function setup_zip() {
-        $zip = $this->get_meta( '_wpinv_zip', true );
+        $zip = $this->get_meta('_wpinv_zip', true);
         return $zip;
     }
 
@@ -635,7 +635,7 @@ 
             'user_id'            => $this->user_id,
             'first_name'         => $this->first_name,
             'last_name'          => $this->last_name,
-            'email'              => get_the_author_meta( 'email', $this->user_id ),
+            'email'              => get_the_author_meta('email', $this->user_id),
             'phone'              => $this->phone,
             'address'            => $this->address,
             'city'               => $this->city,
@@ -650,12 +650,12 @@ 
         );
 
         $user_info = array();
-        if ( isset( $this->payment_meta['user_info'] ) ) {
-            $user_info = maybe_unserialize( $this->payment_meta['user_info'] );
+        if (isset($this->payment_meta['user_info'])) {
+            $user_info = maybe_unserialize($this->payment_meta['user_info']);
 
-            if ( ! empty( $user_info ) && isset( $user_info['user_id'] ) && $post = get_post( $this->ID ) ) {
+            if (!empty($user_info) && isset($user_info['user_id']) && $post = get_post($this->ID)) {
                 $this->user_id = $post->post_author;
-                $this->email = get_the_author_meta( 'email', $this->user_id );
+                $this->email = get_the_author_meta('email', $this->user_id);
 
                 $user_info['user_id'] = $this->user_id;
                 $user_info['email'] = $this->email;
@@ -664,13 +664,13 @@ 
             }
         }
 
-        $user_info    = wp_parse_args( $user_info, $defaults );
+        $user_info = wp_parse_args($user_info, $defaults);
 
         // Get the user, but only if it's been created
-        $user = get_userdata( $this->user_id );
+        $user = get_userdata($this->user_id);
 
-        if ( ! empty( $user ) && $user->ID > 0 ) {
-            if ( empty( $user_info ) ) {
+        if (!empty($user) && $user->ID > 0) {
+            if (empty($user_info)) {
                 $user_info = array(
                     'user_id'    => $user->ID,
                     'first_name' => $user->first_name,
@@ -679,23 +679,23 @@ 
                     'discount'   => '',
                 );
             } else {
-                foreach ( $user_info as $key => $value ) {
-                    if ( ! empty( $value ) ) {
+                foreach ($user_info as $key => $value) {
+                    if (!empty($value)) {
                         continue;
                     }
 
-                    switch ( $key ) {
+                    switch ($key) {
                         case 'user_id':
-                            $user_info[ $key ] = $user->ID;
+                            $user_info[$key] = $user->ID;
                             break;
                         case 'first_name':
-                            $user_info[ $key ] = $user->first_name;
+                            $user_info[$key] = $user->first_name;
                             break;
                         case 'last_name':
-                            $user_info[ $key ] = $user->last_name;
+                            $user_info[$key] = $user->last_name;
                             break;
                         case 'email':
-                            $user_info[ $key ] = $user->user_email;
+                            $user_info[$key] = $user->user_email;
                             break;
                     }
                 }
@@ -706,25 +706,25 @@ 
     }
 
     private function setup_invoice_key() {
-        $key = $this->get_meta( '_wpinv_key', true );
+        $key = $this->get_meta('_wpinv_key', true);
 
         return $key;
     }
 
     private function setup_invoice_number() {
-        $number = $this->get_meta( '_wpinv_number', true );
+        $number = $this->get_meta('_wpinv_number', true);
 
-        if ( ! $number ) {
+        if (!$number) {
             $number = $this->ID;
 
-            if ( $this->status == 'auto-draft' ) {
-                if ( wpinv_sequential_number_active( $this->post_type ) ) {
-                    $next_number = wpinv_get_next_invoice_number( $this->post_type );
+            if ($this->status == 'auto-draft') {
+                if (wpinv_sequential_number_active($this->post_type)) {
+                    $next_number = wpinv_get_next_invoice_number($this->post_type);
                     $number      = $next_number;
                 }
             }
 
-            $number = wpinv_format_invoice_number( $number, $this->post_type );
+            $number = wpinv_format_invoice_number($number, $this->post_type);
         }
 
         return $number;
@@ -732,7 +732,7 @@ 
 
     public function save() {}
 
-    public function add_fee( $args ) {
+    public function add_fee($args) {
         $default_args = array(
             'label'   => '',
             'amount'  => 0,
@@ -742,36 +742,36 @@ 
             'item_id' => 0,
         );
 
-        $fee = wp_parse_args( $args, $default_args );
+        $fee = wp_parse_args($args, $default_args);
 
-        if ( empty( $fee['label'] ) ) {
+        if (empty($fee['label'])) {
             return false;
         }
 
-        $fee['id']  = sanitize_title( $fee['label'] );
+        $fee['id'] = sanitize_title($fee['label']);
 
-        $this->fees[]               = $fee;
+        $this->fees[] = $fee;
 
         $added_fee               = $fee;
         $added_fee['action']     = 'add';
         $this->pending['fees'][] = $added_fee;
-        reset( $this->fees );
+        reset($this->fees);
 
-        $this->increase_fees( $fee['amount'] );
+        $this->increase_fees($fee['amount']);
         return true;
     }
 
-    public function remove_fee( $key ) {
+    public function remove_fee($key) {
         $removed = false;
 
-        if ( is_numeric( $key ) ) {
-            $removed = $this->remove_fee_by( 'index', $key );
+        if (is_numeric($key)) {
+            $removed = $this->remove_fee_by('index', $key);
         }
 
         return $removed;
     }
 
-    public function remove_fee_by( $key, $value, $global = false ) {
+    public function remove_fee_by($key, $value, $global = false) {
         $allowed_fee_keys = apply_filters(
             'wpinv_fee_keys',
             array(
@@ -782,41 +782,41 @@ 
             )
         );
 
-        if ( ! in_array( $key, $allowed_fee_keys ) ) {
+        if (!in_array($key, $allowed_fee_keys)) {
             return false;
         }
 
         $removed = false;
-        if ( 'index' === $key && array_key_exists( $value, $this->fees ) ) {
-            $removed_fee             = $this->fees[ $value ];
+        if ('index' === $key && array_key_exists($value, $this->fees)) {
+            $removed_fee             = $this->fees[$value];
             $removed_fee['action']   = 'remove';
             $this->pending['fees'][] = $removed_fee;
 
-            $this->decrease_fees( $removed_fee['amount'] );
+            $this->decrease_fees($removed_fee['amount']);
 
-            unset( $this->fees[ $value ] );
+            unset($this->fees[$value]);
             $removed = true;
-        } elseif ( 'index' !== $key ) {
-            foreach ( $this->fees as $index => $fee ) {
-                if ( isset( $fee[ $key ] ) && $fee[ $key ] == $value ) {
+        } elseif ('index' !== $key) {
+            foreach ($this->fees as $index => $fee) {
+                if (isset($fee[$key]) && $fee[$key] == $value) {
                     $removed_fee             = $fee;
                     $removed_fee['action']   = 'remove';
                     $this->pending['fees'][] = $removed_fee;
 
-                    $this->decrease_fees( $removed_fee['amount'] );
+                    $this->decrease_fees($removed_fee['amount']);
 
-                    unset( $this->fees[ $index ] );
+                    unset($this->fees[$index]);
                     $removed = true;
 
-                    if ( false === $global ) {
+                    if (false === $global) {
                         break;
                     }
                 }
             }
         }
 
-        if ( true === $removed ) {
-            $this->fees = array_values( $this->fees );
+        if (true === $removed) {
+            $this->fees = array_values($this->fees);
         }
 
         return $removed;
@@ -824,28 +824,28 @@ 
 
 
 
-    public function add_note( $note = '', $customer_type = false, $added_by_user = false, $system = false ) {
+    public function add_note($note = '', $customer_type = false, $added_by_user = false, $system = false) {
         // Bail if no note specified
-        if ( ! $note ) {
+        if (!$note) {
             return false;
         }
 
-        if ( empty( $this->ID ) ) {
+        if (empty($this->ID)) {
             return false;
         }
 
-        if ( ( ( is_user_logged_in() && wpinv_current_user_can_manage_invoicing() ) || $added_by_user ) && ! $system ) {
-            $user                 = get_user_by( 'id', get_current_user_id() );
+        if (((is_user_logged_in() && wpinv_current_user_can_manage_invoicing()) || $added_by_user) && !$system) {
+            $user                 = get_user_by('id', get_current_user_id());
             $comment_author       = $user->display_name;
             $comment_author_email = $user->user_email;
         } else {
             $comment_author       = 'System';
             $comment_author_email = 'system@';
-            $comment_author_email .= isset( $_SERVER['HTTP_HOST'] ) ? str_replace( 'www.', '', $_SERVER['HTTP_HOST'] ) : 'noreply.com';
-            $comment_author_email = sanitize_email( $comment_author_email );
+            $comment_author_email .= isset($_SERVER['HTTP_HOST']) ? str_replace('www.', '', $_SERVER['HTTP_HOST']) : 'noreply.com';
+            $comment_author_email = sanitize_email($comment_author_email);
         }
 
-        do_action( 'wpinv_pre_insert_invoice_note', $this->ID, $note, $customer_type );
+        do_action('wpinv_pre_insert_invoice_note', $this->ID, $note, $customer_type);
 
         $note_id = wp_insert_comment(
             wp_filter_comment(
@@ -854,8 +854,8 @@ 
 					'comment_content'      => $note,
 					'comment_agent'        => 'WPInvoicing',
 					'user_id'              => is_admin() ? get_current_user_id() : 0,
-					'comment_date'         => current_time( 'mysql' ),
-					'comment_date_gmt'     => current_time( 'mysql', 1 ),
+					'comment_date'         => current_time('mysql'),
+					'comment_date_gmt'     => current_time('mysql', 1),
 					'comment_approved'     => 1,
 					'comment_parent'       => 0,
 					'comment_author'       => $comment_author,
@@ -867,10 +867,10 @@ 
             )
         );
 
-        do_action( 'wpinv_insert_payment_note', $note_id, $this->ID, $note );
+        do_action('wpinv_insert_payment_note', $note_id, $this->ID, $note);
 
-        if ( $customer_type ) {
-            add_comment_meta( $note_id, '_wpi_customer_note', 1 );
+        if ($customer_type) {
+            add_comment_meta($note_id, '_wpi_customer_note', 1);
 
             do_action(
                 'wpinv_new_customer_note',
@@ -884,40 +884,40 @@ 
         return $note_id;
     }
 
-    private function increase_subtotal( $amount = 0.00 ) {
+    private function increase_subtotal($amount = 0.00) {
         $amount          = (float) $amount;
         $this->subtotal += $amount;
-        $this->subtotal  = wpinv_round_amount( $this->subtotal );
+        $this->subtotal  = wpinv_round_amount($this->subtotal);
 
         $this->recalculate_total();
     }
 
-    private function decrease_subtotal( $amount = 0.00 ) {
+    private function decrease_subtotal($amount = 0.00) {
         $amount          = (float) $amount;
         $this->subtotal -= $amount;
-        $this->subtotal  = wpinv_round_amount( $this->subtotal );
+        $this->subtotal  = wpinv_round_amount($this->subtotal);
 
-        if ( $this->subtotal < 0 ) {
+        if ($this->subtotal < 0) {
             $this->subtotal = 0;
         }
 
         $this->recalculate_total();
     }
 
-    private function increase_fees( $amount = 0.00 ) {
-        $amount            = (float)$amount;
+    private function increase_fees($amount = 0.00) {
+        $amount            = (float) $amount;
         $this->fees_total += $amount;
-        $this->fees_total  = wpinv_round_amount( $this->fees_total );
+        $this->fees_total  = wpinv_round_amount($this->fees_total);
 
         $this->recalculate_total();
     }
 
-    private function decrease_fees( $amount = 0.00 ) {
+    private function decrease_fees($amount = 0.00) {
         $amount            = (float) $amount;
         $this->fees_total -= $amount;
-        $this->fees_total  = wpinv_round_amount( $this->fees_total );
+        $this->fees_total  = wpinv_round_amount($this->fees_total);
 
-        if ( $this->fees_total < 0 ) {
+        if ($this->fees_total < 0) {
             $this->fees_total = 0;
         }
 
@@ -928,56 +928,56 @@ 
         global $wpi_nosave;
 
         $this->total = $this->subtotal + $this->tax + $this->fees_total;
-        $this->total = wpinv_round_amount( $this->total );
+        $this->total = wpinv_round_amount($this->total);
 
-        do_action( 'wpinv_invoice_recalculate_total', $this, $wpi_nosave );
+        do_action('wpinv_invoice_recalculate_total', $this, $wpi_nosave);
     }
 
-    public function increase_tax( $amount = 0.00 ) {
+    public function increase_tax($amount = 0.00) {
         $amount       = (float) $amount;
         $this->tax   += $amount;
 
         $this->recalculate_total();
     }
 
-    public function decrease_tax( $amount = 0.00 ) {
+    public function decrease_tax($amount = 0.00) {
         $amount     = (float) $amount;
         $this->tax -= $amount;
 
-        if ( $this->tax < 0 ) {
+        if ($this->tax < 0) {
             $this->tax = 0;
         }
 
         $this->recalculate_total();
     }
 
-    public function update_status( $new_status = false, $note = '', $manual = false ) {
-        $old_status = ! empty( $this->old_status ) ? $this->old_status : get_post_status( $this->ID );
+    public function update_status($new_status = false, $note = '', $manual = false) {
+        $old_status = !empty($this->old_status) ? $this->old_status : get_post_status($this->ID);
 
-        if ( $old_status === $new_status && in_array( $new_status, array_keys( wpinv_get_invoice_statuses( true ) ) ) ) {
+        if ($old_status === $new_status && in_array($new_status, array_keys(wpinv_get_invoice_statuses(true)))) {
             return false; // Don't permit status changes that aren't changes
         }
 
-        $do_change = apply_filters( 'wpinv_should_update_invoice_status', true, $this->ID, $new_status, $old_status );
+        $do_change = apply_filters('wpinv_should_update_invoice_status', true, $this->ID, $new_status, $old_status);
         $updated = false;
 
-        if ( $do_change ) {
-            do_action( 'wpinv_before_invoice_status_change', $this->ID, $new_status, $old_status );
+        if ($do_change) {
+            do_action('wpinv_before_invoice_status_change', $this->ID, $new_status, $old_status);
 
             $update_post_data                   = array();
             $update_post_data['ID']             = $this->ID;
             $update_post_data['post_status']    = $new_status;
-            $update_post_data['edit_date']      = current_time( 'mysql', 0 );
-            $update_post_data['edit_date_gmt']  = current_time( 'mysql', 1 );
+            $update_post_data['edit_date']      = current_time('mysql', 0);
+            $update_post_data['edit_date_gmt']  = current_time('mysql', 1);
 
-            $update_post_data = apply_filters( 'wpinv_update_invoice_status_fields', $update_post_data, $this->ID );
+            $update_post_data = apply_filters('wpinv_update_invoice_status_fields', $update_post_data, $this->ID);
 
-            $updated = wp_update_post( $update_post_data );
+            $updated = wp_update_post($update_post_data);
 
             // Status was changed.
-            do_action( 'wpinv_status_' . $new_status, $this->ID, $old_status );
-            do_action( 'wpinv_status_' . $old_status . '_to_' . $new_status, $this->ID, $old_status );
-            do_action( 'wpinv_update_status', $this->ID, $new_status, $old_status );
+            do_action('wpinv_status_' . $new_status, $this->ID, $old_status);
+            do_action('wpinv_status_' . $old_status . '_to_' . $new_status, $this->ID, $old_status);
+            do_action('wpinv_update_status', $this->ID, $new_status, $old_status);
         }
 
         return $updated;
@@ -994,114 +994,114 @@ 
     public function update_meta() {}
 
     // get data
-    public function get_meta( $meta_key = '_wpinv_payment_meta', $single = true ) {
-        $meta = get_post_meta( $this->ID, $meta_key, $single );
+    public function get_meta($meta_key = '_wpinv_payment_meta', $single = true) {
+        $meta = get_post_meta($this->ID, $meta_key, $single);
 
-        if ( $meta_key === '_wpinv_payment_meta' ) {
+        if ($meta_key === '_wpinv_payment_meta') {
 
-            if ( ! is_array( $meta ) ) {
-$meta = array();} // we need this to be an array so make sure it is.
+            if (!is_array($meta)) {
+$meta = array(); } // we need this to be an array so make sure it is.
 
-            if ( empty( $meta['key'] ) ) {
+            if (empty($meta['key'])) {
                 $meta['key'] = $this->setup_invoice_key();
             }
 
-            if ( empty( $meta['date'] ) ) {
-                $meta['date'] = get_post_field( 'post_date', $this->ID );
+            if (empty($meta['date'])) {
+                $meta['date'] = get_post_field('post_date', $this->ID);
             }
         }
 
-        $meta = apply_filters( 'wpinv_get_invoice_meta_' . $meta_key, $meta, $this->ID );
+        $meta = apply_filters('wpinv_get_invoice_meta_' . $meta_key, $meta, $this->ID);
 
-        return apply_filters( 'wpinv_get_invoice_meta', $meta, $this->ID, $meta_key );
+        return apply_filters('wpinv_get_invoice_meta', $meta, $this->ID, $meta_key);
     }
 
     public function get_description() {
-        $post = get_post( $this->ID );
+        $post = get_post($this->ID);
 
-        $description = ! empty( $post ) ? $post->post_content : '';
-        return apply_filters( 'wpinv_get_description', $description, $this->ID, $this );
+        $description = !empty($post) ? $post->post_content : '';
+        return apply_filters('wpinv_get_description', $description, $this->ID, $this);
     }
 
-    public function get_status( $nicename = false ) {
-        if ( ! $nicename ) {
+    public function get_status($nicename = false) {
+        if (!$nicename) {
             $status = $this->status;
         } else {
             $status = $this->status_nicename;
         }
 
-        return apply_filters( 'wpinv_get_status', $status, $nicename, $this->ID, $this );
+        return apply_filters('wpinv_get_status', $status, $nicename, $this->ID, $this);
     }
 
     public function get_cart_details() {
-        return apply_filters( 'wpinv_cart_details', $this->cart_details, $this->ID, $this );
+        return apply_filters('wpinv_cart_details', $this->cart_details, $this->ID, $this);
     }
 
-    public function get_subtotal( $currency = false ) {
-        $subtotal = wpinv_round_amount( $this->subtotal );
+    public function get_subtotal($currency = false) {
+        $subtotal = wpinv_round_amount($this->subtotal);
 
-        if ( $currency ) {
-            $subtotal = wpinv_price( wpinv_format_amount( $subtotal, null, ! $currency ), $this->get_currency() );
+        if ($currency) {
+            $subtotal = wpinv_price(wpinv_format_amount($subtotal, null, !$currency), $this->get_currency());
         }
 
-        return apply_filters( 'wpinv_get_invoice_subtotal', $subtotal, $this->ID, $this, $currency );
+        return apply_filters('wpinv_get_invoice_subtotal', $subtotal, $this->ID, $this, $currency);
     }
 
-    public function get_total( $currency = false ) {
-        if ( $this->is_free_trial() ) {
-            $total = wpinv_round_amount( 0 );
+    public function get_total($currency = false) {
+        if ($this->is_free_trial()) {
+            $total = wpinv_round_amount(0);
         } else {
-            $total = wpinv_round_amount( $this->total );
+            $total = wpinv_round_amount($this->total);
         }
-        if ( $currency ) {
-            $total = wpinv_price( wpinv_format_amount( $total, null, ! $currency ), $this->get_currency() );
+        if ($currency) {
+            $total = wpinv_price(wpinv_format_amount($total, null, !$currency), $this->get_currency());
         }
 
-        return apply_filters( 'wpinv_get_invoice_total', $total, $this->ID, $this, $currency );
+        return apply_filters('wpinv_get_invoice_total', $total, $this->ID, $this, $currency);
     }
 
     public function get_recurring_details() {}
 
-    public function get_final_tax( $currency = false ) {
-        $final_total = wpinv_round_amount( $this->tax );
-        if ( $currency ) {
-            $final_total = wpinv_price( wpinv_format_amount( $final_total, null, ! $currency ), $this->get_currency() );
+    public function get_final_tax($currency = false) {
+        $final_total = wpinv_round_amount($this->tax);
+        if ($currency) {
+            $final_total = wpinv_price(wpinv_format_amount($final_total, null, !$currency), $this->get_currency());
         }
 
-        return apply_filters( 'wpinv_get_invoice_final_total', $final_total, $this, $currency );
+        return apply_filters('wpinv_get_invoice_final_total', $final_total, $this, $currency);
     }
 
-    public function get_discounts( $array = false ) {
+    public function get_discounts($array = false) {
         $discounts = $this->discounts;
-        if ( $array && $discounts ) {
-            $discounts = explode( ',', $discounts );
+        if ($array && $discounts) {
+            $discounts = explode(',', $discounts);
         }
-        return apply_filters( 'wpinv_payment_discounts', $discounts, $this->ID, $this, $array );
+        return apply_filters('wpinv_payment_discounts', $discounts, $this->ID, $this, $array);
     }
 
-    public function get_discount( $currency = false, $dash = false ) {
-        if ( ! empty( $this->discounts ) ) {
+    public function get_discount($currency = false, $dash = false) {
+        if (!empty($this->discounts)) {
             global $ajax_cart_details;
             $ajax_cart_details = $this->get_cart_details();
 
-            if ( ! empty( $ajax_cart_details ) && count( $ajax_cart_details ) == count( $this->items ) ) {
+            if (!empty($ajax_cart_details) && count($ajax_cart_details) == count($this->items)) {
                 $cart_items = $ajax_cart_details;
             } else {
                 $cart_items = $this->items;
             }
 
-            $this->discount = wpinv_get_cart_items_discount_amount( $cart_items, $this->discounts );
+            $this->discount = wpinv_get_cart_items_discount_amount($cart_items, $this->discounts);
         }
-        $discount   = wpinv_round_amount( $this->discount );
+        $discount   = wpinv_round_amount($this->discount);
         $dash       = $dash && $discount > 0 ? '&ndash;' : '';
 
-        if ( $currency ) {
-            $discount = wpinv_price( wpinv_format_amount( $discount, null, ! $currency ), $this->get_currency() );
+        if ($currency) {
+            $discount = wpinv_price(wpinv_format_amount($discount, null, !$currency), $this->get_currency());
         }
 
-        $discount   = $dash . $discount;
+        $discount = $dash . $discount;
 
-        return apply_filters( 'wpinv_get_invoice_discount', $discount, $this->ID, $this, $currency, $dash );
+        return apply_filters('wpinv_get_invoice_discount', $discount, $this->ID, $this, $currency, $dash);
     }
 
     public function get_discount_code() {
@@ -1113,150 +1113,150 @@ 
         return (int) $this->disable_taxes === 0;
     }
 
-    public function get_tax( $currency = false ) {
-        $tax = wpinv_round_amount( $this->tax );
+    public function get_tax($currency = false) {
+        $tax = wpinv_round_amount($this->tax);
 
-        if ( $currency ) {
-            $tax = wpinv_price( wpinv_format_amount( $tax, null, ! $currency ), $this->get_currency() );
+        if ($currency) {
+            $tax = wpinv_price(wpinv_format_amount($tax, null, !$currency), $this->get_currency());
         }
 
-        if ( ! $this->is_taxable() ) {
-            $tax = wpinv_round_amount( 0.00 );
+        if (!$this->is_taxable()) {
+            $tax = wpinv_round_amount(0.00);
         }
 
-        return apply_filters( 'wpinv_get_invoice_tax', $tax, $this->ID, $this, $currency );
+        return apply_filters('wpinv_get_invoice_tax', $tax, $this->ID, $this, $currency);
     }
 
-    public function get_fees( $type = 'all' ) {
-        $fees    = array();
+    public function get_fees($type = 'all') {
+        $fees = array();
 
-        if ( ! empty( $this->fees ) && is_array( $this->fees ) ) {
-            foreach ( $this->fees as $fee ) {
-                if ( 'all' != $type && ! empty( $fee['type'] ) && $type != $fee['type'] ) {
+        if (!empty($this->fees) && is_array($this->fees)) {
+            foreach ($this->fees as $fee) {
+                if ('all' != $type && !empty($fee['type']) && $type != $fee['type']) {
                     continue;
                 }
 
-                $fee['label'] = stripslashes( $fee['label'] );
-                $fee['amount_display'] = wpinv_price( $fee['amount'], $this->get_currency() );
-                $fees[]    = $fee;
+                $fee['label'] = stripslashes($fee['label']);
+                $fee['amount_display'] = wpinv_price($fee['amount'], $this->get_currency());
+                $fees[] = $fee;
             }
         }
 
-        return apply_filters( 'wpinv_get_invoice_fees', $fees, $this->ID, $this );
+        return apply_filters('wpinv_get_invoice_fees', $fees, $this->ID, $this);
     }
 
     public function get_fees_total() {
         $fees_total = (float) 0.00;
 
-        $payment_fees = isset( $this->payment_meta['fees'] ) ? $this->payment_meta['fees'] : array();
-        if ( ! empty( $payment_fees ) ) {
-            foreach ( $payment_fees as $fee ) {
+        $payment_fees = isset($this->payment_meta['fees']) ? $this->payment_meta['fees'] : array();
+        if (!empty($payment_fees)) {
+            foreach ($payment_fees as $fee) {
                 $fees_total += (float) $fee['amount'];
             }
         }
 
-        return apply_filters( 'wpinv_get_invoice_fees_total', $fees_total, $this->ID, $this );
+        return apply_filters('wpinv_get_invoice_fees_total', $fees_total, $this->ID, $this);
 
     }
 
     public function get_user_id() {
-        return apply_filters( 'wpinv_user_id', $this->user_id, $this->ID, $this );
+        return apply_filters('wpinv_user_id', $this->user_id, $this->ID, $this);
     }
 
     public function get_first_name() {
-        return apply_filters( 'wpinv_first_name', $this->first_name, $this->ID, $this );
+        return apply_filters('wpinv_first_name', $this->first_name, $this->ID, $this);
     }
 
     public function get_last_name() {
-        return apply_filters( 'wpinv_last_name', $this->last_name, $this->ID, $this );
+        return apply_filters('wpinv_last_name', $this->last_name, $this->ID, $this);
     }
 
     public function get_user_full_name() {
-        return apply_filters( 'wpinv_user_full_name', $this->full_name, $this->ID, $this );
+        return apply_filters('wpinv_user_full_name', $this->full_name, $this->ID, $this);
     }
 
     public function get_user_info() {
-        return apply_filters( 'wpinv_user_info', $this->user_info, $this->ID, $this );
+        return apply_filters('wpinv_user_info', $this->user_info, $this->ID, $this);
     }
 
     public function get_email() {
-        return apply_filters( 'wpinv_user_email', $this->email, $this->ID, $this );
+        return apply_filters('wpinv_user_email', $this->email, $this->ID, $this);
     }
 
     public function get_address() {
-        return apply_filters( 'wpinv_address', $this->address, $this->ID, $this );
+        return apply_filters('wpinv_address', $this->address, $this->ID, $this);
     }
 
     public function get_phone() {
-        return apply_filters( 'wpinv_phone', $this->phone, $this->ID, $this );
+        return apply_filters('wpinv_phone', $this->phone, $this->ID, $this);
     }
 
     public function get_number() {
-        return apply_filters( 'wpinv_number', $this->number, $this->ID, $this );
+        return apply_filters('wpinv_number', $this->number, $this->ID, $this);
     }
 
     public function get_items() {
-        return apply_filters( 'wpinv_payment_meta_items', $this->items, $this->ID, $this );
+        return apply_filters('wpinv_payment_meta_items', $this->items, $this->ID, $this);
     }
 
     public function get_key() {
-        return apply_filters( 'wpinv_key', $this->key, $this->ID, $this );
+        return apply_filters('wpinv_key', $this->key, $this->ID, $this);
     }
 
     public function get_transaction_id() {
-        return apply_filters( 'wpinv_get_invoice_transaction_id', $this->transaction_id, $this->ID, $this );
+        return apply_filters('wpinv_get_invoice_transaction_id', $this->transaction_id, $this->ID, $this);
     }
 
     public function get_gateway() {
-        return apply_filters( 'wpinv_gateway', $this->gateway, $this->ID, $this );
+        return apply_filters('wpinv_gateway', $this->gateway, $this->ID, $this);
     }
 
     public function get_gateway_title() {}
 
     public function get_currency() {
-        return apply_filters( 'wpinv_currency_code', $this->currency, $this->ID, $this );
+        return apply_filters('wpinv_currency_code', $this->currency, $this->ID, $this);
     }
 
     public function get_created_date() {
-        return apply_filters( 'wpinv_created_date', $this->date, $this->ID, $this );
+        return apply_filters('wpinv_created_date', $this->date, $this->ID, $this);
     }
 
-    public function get_due_date( $display = false ) {
-        $due_date = apply_filters( 'wpinv_due_date', $this->due_date, $this->ID, $this );
+    public function get_due_date($display = false) {
+        $due_date = apply_filters('wpinv_due_date', $this->due_date, $this->ID, $this);
 
-        if ( ! $display ) {
+        if (!$display) {
             return $due_date;
         }
 
-        return getpaid_format_date( $this->due_date );
+        return getpaid_format_date($this->due_date);
     }
 
     public function get_completed_date() {
-        return apply_filters( 'wpinv_completed_date', $this->completed_date, $this->ID, $this );
+        return apply_filters('wpinv_completed_date', $this->completed_date, $this->ID, $this);
     }
 
-    public function get_invoice_date( $formatted = true ) {
+    public function get_invoice_date($formatted = true) {
         $date_completed = $this->completed_date;
         $invoice_date   = $date_completed != '' && $date_completed != '0000-00-00 00:00:00' ? $date_completed : '';
 
-        if ( $invoice_date == '' ) {
+        if ($invoice_date == '') {
             $date_created   = $this->date;
             $invoice_date   = $date_created != '' && $date_created != '0000-00-00 00:00:00' ? $date_created : '';
         }
 
-        if ( $formatted && $invoice_date ) {
-            $invoice_date   = getpaid_format_date( $invoice_date );
+        if ($formatted && $invoice_date) {
+            $invoice_date = getpaid_format_date($invoice_date);
         }
 
-        return apply_filters( 'wpinv_get_invoice_date', $invoice_date, $formatted, $this->ID, $this );
+        return apply_filters('wpinv_get_invoice_date', $invoice_date, $formatted, $this->ID, $this);
     }
 
     public function get_ip() {
-        return apply_filters( 'wpinv_user_ip', $this->ip, $this->ID, $this );
+        return apply_filters('wpinv_user_ip', $this->ip, $this->ID, $this);
     }
 
-    public function has_status( $status ) {
-        return apply_filters( 'wpinv_has_status', ( is_array( $status ) && in_array( $this->get_status(), $status ) ) || $this->get_status() === $status ? true : false, $this, $status );
+    public function has_status($status) {
+        return apply_filters('wpinv_has_status', (is_array($status) && in_array($this->get_status(), $status)) || $this->get_status() === $status ? true : false, $this, $status);
     }
 
     public function add_item() {}
@@ -1273,66 +1273,66 @@ 
 
     public function get_view_url() {}
 
-    public function generate_key( $string = '' ) {
-        $auth_key  = defined( 'AUTH_KEY' ) ? AUTH_KEY : '';
-        return strtolower( md5( $string . date( 'Y-m-d H:i:s' ) . $auth_key . uniqid( 'wpinv', true ) ) );  // Unique key
+    public function generate_key($string = '') {
+        $auth_key = defined('AUTH_KEY') ? AUTH_KEY : '';
+        return strtolower(md5($string . date('Y-m-d H:i:s') . $auth_key . uniqid('wpinv', true))); // Unique key
     }
 
     public function is_recurring() {
-        if ( empty( $this->cart_details ) ) {
+        if (empty($this->cart_details)) {
             return false;
         }
 
         $has_subscription = false;
-        foreach ( $this->cart_details as $cart_item ) {
-            if ( ! empty( $cart_item['id'] ) && wpinv_is_recurring_item( $cart_item['id'] ) ) {
+        foreach ($this->cart_details as $cart_item) {
+            if (!empty($cart_item['id']) && wpinv_is_recurring_item($cart_item['id'])) {
                 $has_subscription = true;
                 break;
             }
         }
 
-        if ( count( $this->cart_details ) > 1 ) {
+        if (count($this->cart_details) > 1) {
             $has_subscription = false;
         }
 
-        return apply_filters( 'wpinv_invoice_has_recurring_item', $has_subscription, $this->cart_details );
+        return apply_filters('wpinv_invoice_has_recurring_item', $has_subscription, $this->cart_details);
     }
 
     public function is_free_trial() {
         $is_free_trial = false;
 
-        if ( $this->is_parent() && $item = $this->get_recurring( true ) ) {
-            if ( ! empty( $item ) && $item->has_free_trial() ) {
+        if ($this->is_parent() && $item = $this->get_recurring(true)) {
+            if (!empty($item) && $item->has_free_trial()) {
                 $is_free_trial = true;
             }
         }
 
-        return apply_filters( 'wpinv_invoice_is_free_trial', $is_free_trial, $this->cart_details, $this );
+        return apply_filters('wpinv_invoice_is_free_trial', $is_free_trial, $this->cart_details, $this);
     }
 
     public function is_initial_free() {}
 
-    public function get_recurring( $object = false ) {
+    public function get_recurring($object = false) {
         $item = null;
 
-        if ( empty( $this->cart_details ) ) {
+        if (empty($this->cart_details)) {
             return $item;
         }
 
-        foreach ( $this->cart_details as $cart_item ) {
-            if ( ! empty( $cart_item['id'] ) && wpinv_is_recurring_item( $cart_item['id'] ) ) {
+        foreach ($this->cart_details as $cart_item) {
+            if (!empty($cart_item['id']) && wpinv_is_recurring_item($cart_item['id'])) {
                 $item = $cart_item['id'];
                 break;
             }
         }
 
-        if ( $object ) {
-            $item = $item ? new WPInv_Item( $item ) : null;
+        if ($object) {
+            $item = $item ? new WPInv_Item($item) : null;
 
-            apply_filters( 'wpinv_invoice_get_recurring_item', $item, $this );
+            apply_filters('wpinv_invoice_get_recurring_item', $item, $this);
         }
 
-        return apply_filters( 'wpinv_invoice_get_recurring_item_id', $item, $this );
+        return apply_filters('wpinv_invoice_get_recurring_item_id', $item, $this);
     }
 
     public function get_subscription_name() {}
@@ -1340,7 +1340,7 @@ 
     public function get_subscription_id() {}
 
     public function is_parent() {
-        return ! empty( $this->parent_invoice );
+        return !empty($this->parent_invoice);
     }
 
     public function is_renewal() {}
@@ -1354,8 +1354,8 @@ 
     public function is_refunded() {}
 
     public function is_free() {
-        $total = (float) wpinv_round_amount( $this->get_total() );
-        return $total > 0 && ! $this->is_recurring();
+        $total = (float) wpinv_round_amount($this->get_total());
+        return $total > 0 && !$this->is_recurring();
     }
 
     public function has_vat() {}

templates/invoice/invoice-type.php

Spacing +2 added lines, -2 removed lines

@@ -7,11 +7,11 @@
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 ?>
 <h2 class="h3 text-dark">
-    <?php echo esc_html( apply_filters( 'getpaid_invoice_type_label', esc_html( ucfirst( $invoice->get_invoice_quote_type() ) ), $invoice ) ); ?>
+    <?php echo esc_html(apply_filters('getpaid_invoice_type_label', esc_html(ucfirst($invoice->get_invoice_quote_type())), $invoice)); ?>
 </h2>
 
 <?php

templates/payment-forms/elements/paragraph.php

Spacing +3 added lines, -3 removed lines

@@ -7,8 +7,8 @@
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
-if ( ! empty( $element['text'] ) ) {
-    echo '<p>' . wp_kses_post( trim( $element['text'] ) ) . '</p>';
+if (!empty($element['text'])) {
+    echo '<p>' . wp_kses_post(trim($element['text'])) . '</p>';
 }

templates/payment-forms/elements/heading.php

Spacing +5 added lines, -5 removed lines

@@ -7,11 +7,11 @@
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
-$heading_tag  = isset( $element['level'] ) ? trim( sanitize_key( $element['level'] ) ) : 'h3';
-$text = isset( $element['text'] ) ? trim( $element['text'] ) : '';
+$heading_tag = isset($element['level']) ? trim(sanitize_key($element['level'])) : 'h3';
+$text = isset($element['text']) ? trim($element['text']) : '';
 
-if ( ! empty( $text ) ) {
-    echo wp_kses_post( "<$heading_tag>$text</$heading_tag>" );
+if (!empty($text)) {
+    echo wp_kses_post("<$heading_tag>$text</$heading_tag>");
 }

templates/emails/wpinv-email-footer.php

Spacing +5 added lines, -5 removed lines

@@ -1,11 +1,11 @@ 
 <?php
 // don't load directly
-if ( ! defined( 'ABSPATH' ) ) {
-    die( '-1' );
+if (!defined('ABSPATH')) {
+    die('-1');
 }
 
-$email_footer = apply_filters( 'wpinv_email_footer_text', wpinv_get_option( 'email_footer_text', get_bloginfo( 'name', 'display' ) . ' - ' . __( 'Powered by GetPaid', 'invoicing' ) ) );
-$email_footer = $email_footer ? wp_kses_post( wpautop( wptexturize( $email_footer ) ) ) : '';
+$email_footer = apply_filters('wpinv_email_footer_text', wpinv_get_option('email_footer_text', get_bloginfo('name', 'display') . ' - ' . __('Powered by GetPaid', 'invoicing')));
+$email_footer = $email_footer ? wp_kses_post(wpautop(wptexturize($email_footer))) : '';
 ?>
                                                             </div>
                                                         </td>
@@ -27,7 +27,7 @@ 
                                                 <table border="0" cellpadding="10" cellspacing="0" width="100%">
                                                     <tr>
                                                         <td colspan="2" valign="middle" id="credit">
-                                                            <?php echo wp_kses_post( $email_footer ); ?>
+                                                            <?php echo wp_kses_post($email_footer); ?>
                                                         </td>
                                                     </tr>
                                                 </table>

templates/emails/wpinv-email-user_note.php

Spacing +9 added lines, -9 removed lines

@@ -7,21 +7,21 @@
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
-do_action( 'wpinv_email_header', $email_heading, $invoice, $email_type, $sent_to_admin );
+do_action('wpinv_email_header', $email_heading, $invoice, $email_type, $sent_to_admin);
 
-do_action( 'wpinv_email_before_note_details', $invoice, $email_type, $sent_to_admin, $customer_note );
+do_action('wpinv_email_before_note_details', $invoice, $email_type, $sent_to_admin, $customer_note);
 
 // Generate the custom message body.
-echo wp_kses_post( wptexturize( str_replace( '{customer_note}', $customer_note, $message_body ) ) );
+echo wp_kses_post(wptexturize(str_replace('{customer_note}', $customer_note, $message_body)));
 
-do_action( 'wpinv_email_invoice_details', $invoice, $email_type, $sent_to_admin );
+do_action('wpinv_email_invoice_details', $invoice, $email_type, $sent_to_admin);
 
-do_action( 'wpinv_email_invoice_items', $invoice, $email_type, $sent_to_admin );
+do_action('wpinv_email_invoice_items', $invoice, $email_type, $sent_to_admin);
 
-do_action( 'wpinv_email_billing_details', $invoice, $email_type, $sent_to_admin );
+do_action('wpinv_email_billing_details', $invoice, $email_type, $sent_to_admin);
 
-do_action( 'wpinv_email_after_note_details', $invoice, $email_type, $sent_to_admin, $customer_note );
+do_action('wpinv_email_after_note_details', $invoice, $email_type, $sent_to_admin, $customer_note);
 
-do_action( 'wpinv_email_footer', $invoice, $email_type, $sent_to_admin );
+do_action('wpinv_email_footer', $invoice, $email_type, $sent_to_admin);

templates/invoice-receipt.php

Spacing +40 added lines, -40 removed lines

@@ -7,64 +7,64 @@ 
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 // Fetch the invoice.
-$invoice = new WPInv_Invoice( $invoice );
+$invoice = new WPInv_Invoice($invoice);
 
 // @deprecated
-do_action( 'wpinv_success_content_before', $invoice );
-do_action( 'wpinv_before_receipt', $invoice );
+do_action('wpinv_success_content_before', $invoice);
+do_action('wpinv_before_receipt', $invoice);
 
 wpinv_print_errors();
 
 // Prepare header text.
-if ( $invoice->is_paid() ) {
+if ($invoice->is_paid()) {
 
     $alert = aui()->alert(
         array(
             'type'    => 'success',
-            'content' => __( 'Thank you for your payment!', 'invoicing' ),
+            'content' => __('Thank you for your payment!', 'invoicing'),
         )
     );
 
-} elseif ( $invoice->is_refunded() ) {
+} elseif ($invoice->is_refunded()) {
 
     $alert = aui()->alert(
         array(
             'type'    => 'info',
-            'content' => __( 'This invoice was refunded.', 'invoicing' ),
+            'content' => __('This invoice was refunded.', 'invoicing'),
         )
     );
 
-} elseif ( $invoice->is_held() ) {
+} elseif ($invoice->is_held()) {
 
     $alert = aui()->alert(
         array(
             'type'    => 'info',
-            'content' => __( 'This invoice will be processed as soon we verify your payment.', 'invoicing' ),
+            'content' => __('This invoice will be processed as soon we verify your payment.', 'invoicing'),
         )
     );
 
-} elseif ( $invoice->needs_payment() ) {
+} elseif ($invoice->needs_payment()) {
 
-    if ( ! empty( $_GET['token'] ) ) {
+    if (!empty($_GET['token'])) {
 
         $alert = aui()->alert(
             array(
                 'type'    => 'info',
-                'content' => __( "Sometimes it takes a few minutes for us to verify your payment. We'll notify you as soon as we've verified the payment.", 'invoicing' ),
+                'content' => __("Sometimes it takes a few minutes for us to verify your payment. We'll notify you as soon as we've verified the payment.", 'invoicing'),
             )
         );
 
-    } elseif ( $invoice->is_due() ) {
+    } elseif ($invoice->is_due()) {
 
         $alert = aui()->alert(
             array(
                 'type'    => 'danger',
                 'content' => sprintf(
-                    __( 'This invoice was due on %.', 'invoicing' ),
-                    getpaid_format_date_value( $invoice->get_due_date() )
+                    __('This invoice was due on %.', 'invoicing'),
+                    getpaid_format_date_value($invoice->get_due_date())
                 ),
             )
         );
@@ -74,7 +74,7 @@ 
         $alert = aui()->alert(
             array(
                 'type'    => 'warning',
-                'content' => __( 'This invoice needs payment.', 'invoicing' ),
+                'content' => __('This invoice needs payment.', 'invoicing'),
             )
         );
 
@@ -88,19 +88,19 @@ 
 
         'pay'     => array(
             'url'   => $invoice->get_checkout_payment_url(),
-            'name'  => __( 'Pay For Invoice', 'invoicing' ),
+            'name'  => __('Pay For Invoice', 'invoicing'),
             'class' => 'btn-success',
         ),
 
         'view'    => array(
             'url'   => $invoice->get_view_url(),
-            'name'  => __( 'View Invoice', 'invoicing' ),
+            'name'  => __('View Invoice', 'invoicing'),
             'class' => 'btn-primary',
         ),
 
         'history' => array(
             'url'   => wpinv_get_history_page_uri(),
-            'name'  => __( 'Invoice History', 'invoicing' ),
+            'name'  => __('Invoice History', 'invoicing'),
             'class' => 'btn-warning',
         ),
 
@@ -108,12 +108,12 @@ 
     $invoice
 );
 
-if ( ( ! $invoice->needs_payment() || $invoice->is_held() ) && isset( $invoice_actions['pay'] ) ) {
-    unset( $invoice_actions['pay'] );
+if ((!$invoice->needs_payment() || $invoice->is_held()) && isset($invoice_actions['pay'])) {
+    unset($invoice_actions['pay']);
 }
 
-if ( ! is_user_logged_in() && isset( $invoice_actions['history'] ) ) {
-    unset( $invoice_actions['history'] );
+if (!is_user_logged_in() && isset($invoice_actions['history'])) {
+    unset($invoice_actions['history']);
 }
 
 ?>
@@ -122,29 +122,29 @@ 
 
         <?php
 
-            do_action( 'wpinv_receipt_start', $invoice );
+            do_action('wpinv_receipt_start', $invoice);
 
-            if ( ! empty( $invoice_actions ) ) {
+            if (!empty($invoice_actions)) {
 
 			echo '<div class="wpinv-receipt-actions text-right mt-1 mb-4">';
 
-			foreach ( $invoice_actions as $key => $invoice_action ) {
+			foreach ($invoice_actions as $key => $invoice_action) {
 
-				$key    = sanitize_html_class( $key );
-				$class  = empty( $invoice_action['class'] ) ? 'btn-dark' : sanitize_html_class( $invoice_action['class'] );
-				$url    = empty( $invoice_action['url'] ) ? '#' : esc_url( $invoice_action['url'] );
-				$attrs  = empty( $invoice_action['attrs'] ) ? '' : $invoice_action['attrs'];
-				$anchor = esc_html( $invoice_action['name'] );
+				$key    = sanitize_html_class($key);
+				$class  = empty($invoice_action['class']) ? 'btn-dark' : sanitize_html_class($invoice_action['class']);
+				$url    = empty($invoice_action['url']) ? '#' : esc_url($invoice_action['url']);
+				$attrs  = empty($invoice_action['attrs']) ? '' : $invoice_action['attrs'];
+				$anchor = esc_html($invoice_action['name']);
 
-				echo wp_kses_post( "<a href='$url' class='btn btn-sm ml-1 $class $key' $attrs>$anchor</a>" );
+				echo wp_kses_post("<a href='$url' class='btn btn-sm ml-1 $class $key' $attrs>$anchor</a>");
                 }
 
 			echo '</div>';
 
             }
 
-            if ( ! empty( $alert ) ) {
-			echo wp_kses_post( $alert );
+            if (!empty($alert)) {
+			echo wp_kses_post($alert);
             }
 
         ?>
@@ -152,19 +152,19 @@ 
         <div class="wpinv-receipt-details">
 
             <h4 class="wpinv-details-t mb-3 mt-3">
-                <?php echo esc_html( apply_filters( 'wpinv_receipt_details_title', __( 'Invoice Details', 'invoicing' ), $invoice ) ); ?>
+                <?php echo esc_html(apply_filters('wpinv_receipt_details_title', __('Invoice Details', 'invoicing'), $invoice)); ?>
             </h4>
 
-            <?php getpaid_invoice_meta( $invoice ); ?>
+            <?php getpaid_invoice_meta($invoice); ?>
 
         </div>
 
-        <?php do_action( 'wpinv_receipt_end', $invoice ); ?>
+        <?php do_action('wpinv_receipt_end', $invoice); ?>
 
     </div>
 
 <?php
 
 // @deprecated
-do_action( 'wpinv_success_content_after', $invoice );
-do_action( 'wpinv_after_receipt', $invoice );
+do_action('wpinv_success_content_after', $invoice);
+do_action('wpinv_after_receipt', $invoice);

includes/admin/class-wpinv-users.php

Spacing +19 added lines, -19 removed lines

@@ -7,7 +7,7 @@ 
  */
 
 // MUST have WordPress.
-if ( ! defined( 'WPINC' ) ) {
+if (!defined('WPINC')) {
     exit;
 }
 
@@ -15,7 +15,7 @@ 
     private static $instance;
 
     public static function run() {
-        if ( ! isset( self::$instance ) && ! ( self::$instance instanceof WPInv_Admin_Users ) ) {
+        if (!isset(self::$instance) && !(self::$instance instanceof WPInv_Admin_Users)) {
             self::$instance = new WPInv_Admin_Users();
         }
 
@@ -23,8 +23,8 @@ 
     }
 
     public function __construct() {
-        add_filter( 'manage_users_columns', array( $this, 'wpinv_add_user_column' ) );
-        add_filter( 'manage_users_custom_column', array( $this, 'wpinv_user_column_content' ), 10, 3 );
+        add_filter('manage_users_columns', array($this, 'wpinv_add_user_column'));
+        add_filter('manage_users_custom_column', array($this, 'wpinv_user_column_content'), 10, 3);
     }
 
     /**
@@ -34,8 +34,8 @@ 
      *
      * @return mixed
      */
-    public function wpinv_add_user_column( $column ) {
-        $column['wpinvoicing'] = __( 'Invoicing', 'invoicing' );
+    public function wpinv_add_user_column($column) {
+        $column['wpinvoicing'] = __('Invoicing', 'invoicing');
         return $column;
     }
 
@@ -48,10 +48,10 @@ 
      *
      * @return string
      */
-    public function wpinv_user_column_content( $val, $column_name, $user_id ) {
-        switch ( $column_name ) {
+    public function wpinv_user_column_content($val, $column_name, $user_id) {
+        switch ($column_name) {
             case 'wpinvoicing':
-                return $this->get_user_invoices( $user_id );
+                return $this->get_user_invoices($user_id);
                 break;
             default:
         }
@@ -65,30 +65,30 @@ 
      *
      * @return string
      */
-    public function get_user_invoices( $user_id ) {
+    public function get_user_invoices($user_id) {
         $output = '';
         $wp_query_args = array(
             'post_type'      => 'wpi_invoice',
-            'post_status'    => array( 'wpi-pending', 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-cancelled', 'wpi-failed', 'wpi-renewal' ),
+            'post_status'    => array('wpi-pending', 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-cancelled', 'wpi-failed', 'wpi-renewal'),
             'posts_per_page' => -1,
             'fields'         => 'ids',
             'author'         => $user_id,
         );
 
-        $wp_query_args = apply_filters( 'wpinv_get_user_invoices_args', $wp_query_args, $user_id );
+        $wp_query_args = apply_filters('wpinv_get_user_invoices_args', $wp_query_args, $user_id);
 
-        $invoices = new WP_Query( $wp_query_args );
-        $count = absint( $invoices->found_posts );
+        $invoices = new WP_Query($wp_query_args);
+        $count = absint($invoices->found_posts);
 
-        if ( empty( $count ) ) {
-            $output .= __( 'No Invoice(s)', 'invoicing' );
+        if (empty($count)) {
+            $output .= __('No Invoice(s)', 'invoicing');
         } else {
-            $link_url = admin_url( 'edit.php?post_type=wpi_invoice&author=' . absint( $user_id ) );
-            $link_text = sprintf( __( 'Invoices ( %d )', 'invoicing' ), $count );
+            $link_url = admin_url('edit.php?post_type=wpi_invoice&author=' . absint($user_id));
+            $link_text = sprintf(__('Invoices ( %d )', 'invoicing'), $count);
             $output .= "<a href='$link_url' >$link_text</a>";
         }
 
-        return apply_filters( 'wpinv_user_invoice_content', $output, $user_id );
+        return apply_filters('wpinv_user_invoice_content', $output, $user_id);
     }
 
 }

includes/admin/wpinv-admin-functions.php

Spacing +73 added lines, -73 removed lines

@@ -7,81 +7,81 @@ 
  */
 
 // MUST have WordPress.
-if ( ! defined( 'WPINC' ) ) {
+if (!defined('WPINC')) {
     exit;
 }
 
-function wpinv_bulk_actions( $actions ) {
-    if ( isset( $actions['edit'] ) ) {
-        unset( $actions['edit'] );
+function wpinv_bulk_actions($actions) {
+    if (isset($actions['edit'])) {
+        unset($actions['edit']);
     }
 
     return $actions;
 }
-add_filter( 'bulk_actions-edit-wpi_invoice', 'wpinv_bulk_actions' );
-add_filter( 'bulk_actions-edit-wpi_item', 'wpinv_bulk_actions' );
+add_filter('bulk_actions-edit-wpi_invoice', 'wpinv_bulk_actions');
+add_filter('bulk_actions-edit-wpi_item', 'wpinv_bulk_actions');
 
-function wpinv_admin_post_id( $id = 0 ) {
+function wpinv_admin_post_id($id = 0) {
     global $post;
 
-    if ( isset( $id ) && ! empty( $id ) ) {
-        return (int)$id;
-    } elseif ( get_the_ID() ) {
+    if (isset($id) && !empty($id)) {
+        return (int) $id;
+    } elseif (get_the_ID()) {
         return (int) get_the_ID();
-    } elseif ( isset( $post->ID ) && ! empty( $post->ID ) ) {
+    } elseif (isset($post->ID) && !empty($post->ID)) {
         return (int) $post->ID;
-    } elseif ( isset( $_GET['post'] ) && ! empty( $_GET['post'] ) ) {
+    } elseif (isset($_GET['post']) && !empty($_GET['post'])) {
         return (int) $_GET['post'];
-    } elseif ( isset( $_GET['id'] ) && ! empty( $_GET['id'] ) ) {
+    } elseif (isset($_GET['id']) && !empty($_GET['id'])) {
         return (int) $_GET['id'];
-    } elseif ( isset( $_POST['id'] ) && ! empty( $_POST['id'] ) ) {
+    } elseif (isset($_POST['id']) && !empty($_POST['id'])) {
         return (int) $_POST['id'];
     }
 
     return null;
 }
 
-function wpinv_admin_post_type( $id = 0 ) {
-    if ( ! $id ) {
+function wpinv_admin_post_type($id = 0) {
+    if (!$id) {
         $id = wpinv_admin_post_id();
     }
 
-    $type = get_post_type( $id );
+    $type = get_post_type($id);
 
-    if ( ! $type ) {
-        $type = isset( $_GET['post_type'] ) && ! empty( $_GET['post_type'] ) ? sanitize_text_field( $_GET['post_type'] ) : null;
+    if (!$type) {
+        $type = isset($_GET['post_type']) && !empty($_GET['post_type']) ? sanitize_text_field($_GET['post_type']) : null;
     }
 
-    return apply_filters( 'wpinv_admin_post_type', $type, $id );
+    return apply_filters('wpinv_admin_post_type', $type, $id);
 }
 
 function wpinv_admin_messages() {
-	settings_errors( 'wpinv-notices' );
+	settings_errors('wpinv-notices');
 }
-add_action( 'admin_notices', 'wpinv_admin_messages' );
+add_action('admin_notices', 'wpinv_admin_messages');
 
-add_action( 'admin_init', 'wpinv_show_test_payment_gateway_notice' );
+add_action('admin_init', 'wpinv_show_test_payment_gateway_notice');
 function wpinv_show_test_payment_gateway_notice() {
-    add_action( 'admin_notices', 'wpinv_test_payment_gateway_messages' );
+    add_action('admin_notices', 'wpinv_test_payment_gateway_messages');
 }
 
 function wpinv_test_payment_gateway_messages() {
     $gateways = wpinv_get_enabled_payment_gateways();
     $name = array(); $test_gateways = '';
-    if ( $gateways ) {
-        foreach ( $gateways as $id => $gateway ) {
-            if ( wpinv_is_test_mode( $id ) ) {
+    if ($gateways) {
+        foreach ($gateways as $id => $gateway) {
+            if (wpinv_is_test_mode($id)) {
                 $name[] = $gateway['checkout_label'];
             }
         }
-        $test_gateways = implode( ', ', $name );
+        $test_gateways = implode(', ', $name);
     }
-    if ( isset( $test_gateways ) && ! empty( $test_gateways ) && wpinv_current_user_can_manage_invoicing() ) {
-        $link = admin_url( 'admin.php?page=wpinv-settings&tab=gateways' );
-        $notice = wp_sprintf( __( '<strong>Important:</strong> Payment Gateway(s) %1$s are in testing mode and will not receive real payments. Go to <a href="%2$s"> Gateway Settings</a>.', 'invoicing' ), $test_gateways, $link );
+    if (isset($test_gateways) && !empty($test_gateways) && wpinv_current_user_can_manage_invoicing()) {
+        $link = admin_url('admin.php?page=wpinv-settings&tab=gateways');
+        $notice = wp_sprintf(__('<strong>Important:</strong> Payment Gateway(s) %1$s are in testing mode and will not receive real payments. Go to <a href="%2$s"> Gateway Settings</a>.', 'invoicing'), $test_gateways, $link);
         ?>
         <div class="notice notice-warning is-dismissible">
-            <p><?php echo wp_kses_post( $notice ); ?></p>
+            <p><?php echo wp_kses_post($notice); ?></p>
         </div>
         <?php
     }
@@ -95,37 +95,37 @@ 
     global $wpdb;
 
     // Only do this on our settings page.
-    if ( empty( $_GET['page'] ) || 'wpinv-settings' !== $_GET['page'] ) {
+    if (empty($_GET['page']) || 'wpinv-settings' !== $_GET['page']) {
         return;
     }
 
     // Check tables.
-    $tables             = array(
+    $tables = array(
         "{$wpdb->prefix}wpinv_subscriptions",
         "{$wpdb->prefix}getpaid_invoices",
         "{$wpdb->prefix}getpaid_invoice_items",
     );
 
-    foreach ( $tables as $table ) {
-        if ( $table != $wpdb->get_var( "SHOW TABLES LIKE '$table'" ) ) {
+    foreach ($tables as $table) {
+        if ($table != $wpdb->get_var("SHOW TABLES LIKE '$table'")) {
 
-            $url     = wp_nonce_url(
-                add_query_arg( 'getpaid-admin-action', 'create_missing_tables' ),
+            $url = wp_nonce_url(
+                add_query_arg('getpaid-admin-action', 'create_missing_tables'),
                 'getpaid-nonce',
                 'getpaid-nonce'
             );
-            $message  = __( 'Some GetPaid database tables are missing. To use GetPaid without any issues, click on the button below to create the missing tables.', 'invoicing' );
-            $message2 = __( 'Create Tables', 'invoicing' );
-            echo wp_kses_post( "<div class='notice notice-warning is-dismissible'><p>$message<br><br><a href='$url' class='button button-primary'>$message2</a></p></div>" );
+            $message  = __('Some GetPaid database tables are missing. To use GetPaid without any issues, click on the button below to create the missing tables.', 'invoicing');
+            $message2 = __('Create Tables', 'invoicing');
+            echo wp_kses_post("<div class='notice notice-warning is-dismissible'><p>$message<br><br><a href='$url' class='button button-primary'>$message2</a></p></div>");
             break;
 
         }
     }
 
 }
-add_action( 'admin_notices', 'wpinv_check_for_missing_tables' );
+add_action('admin_notices', 'wpinv_check_for_missing_tables');
 
-add_action( 'admin_init', 'wpinv_admin_search_by_invoice' );
+add_action('admin_init', 'wpinv_admin_search_by_invoice');
 
 /**
  * hook the posts search if we're on the admin page for our type
@@ -133,8 +133,8 @@ 
 function wpinv_admin_search_by_invoice() {
     global $typenow;
 
-    if ( $typenow === 'wpi_invoice' || $typenow === 'wpi_quote' ) {
-        add_filter( 'posts_search', 'wpinv_posts_search_example_type', 10, 2 );
+    if ($typenow === 'wpi_invoice' || $typenow === 'wpi_quote') {
+        add_filter('posts_search', 'wpinv_posts_search_example_type', 10, 2);
     }
 }
 
@@ -144,13 +144,13 @@ 
  * @param WP_Query $query
  * @return string
  */
-function wpinv_posts_search_example_type( $search, $query ) {
+function wpinv_posts_search_example_type($search, $query) {
     global $wpdb;
 
-    if ( $query->is_main_query() && ! empty( $query->query['s'] ) ) {
-        $conditions_str = "{$wpdb->posts}.post_author IN ( SELECT ID FROM {$wpdb->users} WHERE user_email LIKE '%" . esc_sql( $query->query['s'] ) . "%' )";
-        if ( ! empty( $search ) ) {
-            $search = preg_replace( '/^ AND /', '', $search );
+    if ($query->is_main_query() && !empty($query->query['s'])) {
+        $conditions_str = "{$wpdb->posts}.post_author IN ( SELECT ID FROM {$wpdb->users} WHERE user_email LIKE '%" . esc_sql($query->query['s']) . "%' )";
+        if (!empty($search)) {
+            $search = preg_replace('/^ AND /', '', $search);
             $search = " AND ( {$search} OR ( {$conditions_str} ) )";
         } else {
             $search = " AND ( {$conditions_str} )";
@@ -164,16 +164,16 @@ 
  * Resets invoice counts.
  */
 function wpinv_reset_invoice_count() {
-    if ( ! empty( $_GET['reset_invoice_count'] ) && isset( $_GET['_nonce'] ) && wp_verify_nonce( sanitize_text_field( $_GET['_nonce'] ), 'reset_invoice_count' ) ) {
-        wpinv_update_option( 'invoice_sequence_start', 1 );
-        delete_option( 'wpinv_last_invoice_number' );
-        getpaid_admin()->show_success( __( 'Invoice number sequence reset successfully.', 'invoicing' ) );
-        $url = remove_query_arg( array( 'reset_invoice_count', '_nonce' ) );
-        wp_redirect( $url );
+    if (!empty($_GET['reset_invoice_count']) && isset($_GET['_nonce']) && wp_verify_nonce(sanitize_text_field($_GET['_nonce']), 'reset_invoice_count')) {
+        wpinv_update_option('invoice_sequence_start', 1);
+        delete_option('wpinv_last_invoice_number');
+        getpaid_admin()->show_success(__('Invoice number sequence reset successfully.', 'invoicing'));
+        $url = remove_query_arg(array('reset_invoice_count', '_nonce'));
+        wp_redirect($url);
         exit();
     }
 }
-add_action( 'admin_init', 'wpinv_reset_invoice_count' );
+add_action('admin_init', 'wpinv_reset_invoice_count');
 
 /**
  * Displays line items on the invoice edit page.
@@ -182,29 +182,29 @@ 
  * @param array $columns
  * @return string
  */
-function wpinv_admin_get_line_items( $invoice, $columns ) {
+function wpinv_admin_get_line_items($invoice, $columns) {
 
     ob_start();
 
-    do_action( 'getpaid_admin_before_line_items', $invoice );
+    do_action('getpaid_admin_before_line_items', $invoice);
 
     $count = 0;
-    foreach ( $invoice->get_items() as $item ) {
+    foreach ($invoice->get_items() as $item) {
 
-        $item_price     = wpinv_price( $item->get_price(), $invoice->get_currency() );
+        $item_price     = wpinv_price($item->get_price(), $invoice->get_currency());
         $quantity       = (int) $item->get_quantity();
-        $item_subtotal  = wpinv_price( $item->get_sub_total(), $invoice->get_currency() );
-        $summary        = apply_filters( 'getpaid_admin_invoice_line_item_summary', $item->get_description(), $item, $invoice );
+        $item_subtotal  = wpinv_price($item->get_sub_total(), $invoice->get_currency());
+        $summary        = apply_filters('getpaid_admin_invoice_line_item_summary', $item->get_description(), $item, $invoice);
         $item_tax       = $item->item_tax;
-        $tax_rate       = wpinv_round_amount( getpaid_get_invoice_tax_rate( $invoice, $item ), 2, true ) . '%';
-        $tax_rate       = empty( $tax_rate ) ? ' <span class="tax-rate">(' . $tax_rate . '%)</span>' : '';
+        $tax_rate       = wpinv_round_amount(getpaid_get_invoice_tax_rate($invoice, $item), 2, true) . '%';
+        $tax_rate       = empty($tax_rate) ? ' <span class="tax-rate">(' . $tax_rate . '%)</span>' : '';
         $line_item_tax  = $item_tax . $tax_rate;
-        $line_item      = '<tr class="item item-' . ( ($count % 2 == 0) ? 'even' : 'odd' ) . '" data-item-id="' . esc_attr( $item->get_id() ) . '">';
+        $line_item      = '<tr class="item item-' . (($count % 2 == 0) ? 'even' : 'odd') . '" data-item-id="' . esc_attr($item->get_id()) . '">';
         $line_item     .= '<td class="id">' . (int) $item->get_id() . '</td>';
-        $line_item     .= '<td class="title"><a href="' . get_edit_post_link( $item->get_id() ) . '" target="_blank">' . $item->get_name() . '</a>';
+        $line_item     .= '<td class="title"><a href="' . get_edit_post_link($item->get_id()) . '" target="_blank">' . $item->get_name() . '</a>';
 
-        if ( $summary !== '' ) {
-            $line_item .= '<span class="meta">' . wp_kses_post( wpautop( $summary ) ) . '</span>';
+        if ($summary !== '') {
+            $line_item .= '<span class="meta">' . wp_kses_post(wpautop($summary)) . '</span>';
         }
 
         $line_item .= '</td>';
@@ -212,23 +212,23 @@ 
         $line_item .= '<td class="qty" data-quantity="' . $quantity . '">&nbsp;&times;&nbsp;' . $quantity . '</td>';
         $line_item .= '<td class="total">' . $item_subtotal . '</td>';
 
-        if ( wpinv_use_taxes() && $invoice->is_taxable() ) {
+        if (wpinv_use_taxes() && $invoice->is_taxable()) {
             $line_item .= '<td class="tax">' . $line_item_tax . '</td>';
         }
 
         $line_item .= '<td class="action">';
-        if ( ! $invoice->is_paid() && ! $invoice->is_refunded() ) {
+        if (!$invoice->is_paid() && !$invoice->is_refunded()) {
             $line_item .= '<i class="fa fa-remove wpinv-item-remove"></i>';
         }
         $line_item .= '</td>';
         $line_item .= '</tr>';
 
-        echo wp_kses_post( apply_filters( 'getpaid_admin_line_item', $line_item, $item, $invoice ) );
+        echo wp_kses_post(apply_filters('getpaid_admin_line_item', $line_item, $item, $invoice));
 
         $count++;
     }
 
-    do_action( 'getpaid_admin_after_line_items', $invoice );
+    do_action('getpaid_admin_after_line_items', $invoice);
 
     return ob_get_clean();
 }