AyeCode / invoicing

includes/invoice-functions.php

Indentation +11 added lines, -11 removed lines

@@ -67,7 +67,7 @@ 
  * Checks if the current user cna view an invoice receipt.
  */
 function wpinv_can_view_receipt( $invoice ) {
-	return (bool) apply_filters( 'wpinv_can_view_receipt', wpinv_user_can_view_invoice( $invoice ), $invoice );
+    return (bool) apply_filters( 'wpinv_can_view_receipt', wpinv_user_can_view_invoice( $invoice ), $invoice );
 }
 
 /**
@@ -1256,21 +1256,21 @@ 
  */
 function getpaid_get_invoice_status_classes() {
 
-	return apply_filters(
-		'getpaid_get_invoice_status_classes',
-		array(
+    return apply_filters(
+        'getpaid_get_invoice_status_classes',
+        array(
             'wpi-quote-declined' => 'badge-danger',
             'wpi-failed'         => 'badge-danger',
-			'wpi-processing'     => 'badge-info',
-			'wpi-onhold'         => 'badge-warning',
-			'wpi-quote-accepted' => 'badge-success',
-			'publish'            => 'badge-success',
-			'wpi-renewal'        => 'badge-primary',
+            'wpi-processing'     => 'badge-info',
+            'wpi-onhold'         => 'badge-warning',
+            'wpi-quote-accepted' => 'badge-success',
+            'publish'            => 'badge-success',
+            'wpi-renewal'        => 'badge-primary',
             'wpi-cancelled'      => 'badge-secondary',
             'wpi-pending'        => 'badge-dark',
             'wpi-quote-pending'  => 'badge-dark',
             'wpi-refunded'       => 'badge-secondary',
-		)
-	);
+        )
+    );
 
 }

Spacing +350 added lines, -350 removed lines

@@ -6,7 +6,7 @@ 
  * @package Invoicing
  */
  
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Retrieves the current invoice.
@@ -14,15 +14,15 @@ 
 function getpaid_get_current_invoice_id() {
 
     // Ensure that we have an invoice key.
-    if ( empty( $_GET['invoice_key'] ) ) {
+    if (empty($_GET['invoice_key'])) {
         return 0;
     }
 
     // Retrieve an invoice using the key.
-    $invoice = new WPInv_Invoice( $_GET['invoice_key'] );
+    $invoice = new WPInv_Invoice($_GET['invoice_key']);
 
     // Compare the invoice key and the parsed key.
-    if ( $invoice->get_id() != 0 && $invoice->get_key() == $_GET['invoice_key'] ) {
+    if ($invoice->get_id() != 0 && $invoice->get_key() == $_GET['invoice_key']) {
         return $invoice->get_id();
     }
 
@@ -32,42 +32,42 @@ 
 /**
  * Checks if the current user cna view an invoice.
  */
-function wpinv_user_can_view_invoice( $invoice ) {
-    $invoice = new WPInv_Invoice( $invoice );
+function wpinv_user_can_view_invoice($invoice) {
+    $invoice = new WPInv_Invoice($invoice);
 
     // Abort if the invoice does not exist.
-    if ( 0 == $invoice->get_id() ) {
+    if (0 == $invoice->get_id()) {
         return false;
     }
 
     // Don't allow trash, draft status
-    if ( $invoice->is_draft() ) {
+    if ($invoice->is_draft()) {
         return false;
     }
 
     // If users are not required to login to check out, compare the invoice keys.
-    if ( ! wpinv_require_login_to_checkout() && isset( $_GET['invoice_key'] ) && trim( $_GET['invoice_key'] ) == $invoice->get_key() ) {
+    if (!wpinv_require_login_to_checkout() && isset($_GET['invoice_key']) && trim($_GET['invoice_key']) == $invoice->get_key()) {
         return true;
     }
 
     // Always enable for admins..
-    if ( wpinv_current_user_can_manage_invoicing() || current_user_can( 'view_invoices', $invoice->get_id() ) ) { // Admin user
+    if (wpinv_current_user_can_manage_invoicing() || current_user_can('view_invoices', $invoice->get_id())) { // Admin user
         return true;
     }
 
     // Else, ensure that this is their invoice.
-    if ( is_user_logged_in() && $invoice->get_user_id() == get_current_user_id() ) {
+    if (is_user_logged_in() && $invoice->get_user_id() == get_current_user_id()) {
         return true;
     }
 
-    return apply_filters( 'wpinv_current_user_can_view_invoice', false, $invoice );
+    return apply_filters('wpinv_current_user_can_view_invoice', false, $invoice);
 }
 
 /**
  * Checks if the current user cna view an invoice receipt.
  */
-function wpinv_can_view_receipt( $invoice ) {
-	return (bool) apply_filters( 'wpinv_can_view_receipt', wpinv_user_can_view_invoice( $invoice ), $invoice );
+function wpinv_can_view_receipt($invoice) {
+	return (bool) apply_filters('wpinv_can_view_receipt', wpinv_user_can_view_invoice($invoice), $invoice);
 }
 
 /**
@@ -77,16 +77,16 @@ 
  */
 function getpaid_get_invoice_post_types() {
     $post_types = array(
-        'wpi_quote'   => __( 'Quote', 'invoicing' ),
-        'wpi_invoice' => __( 'Invoice', 'invoicing' ),
+        'wpi_quote'   => __('Quote', 'invoicing'),
+        'wpi_invoice' => __('Invoice', 'invoicing'),
     );
 
     // Ensure the quotes addon is installed.
-    if ( ! defined( 'WPINV_QUOTES_VERSION' ) ) {
-        unset( $post_types['wpi_quote'] );
+    if (!defined('WPINV_QUOTES_VERSION')) {
+        unset($post_types['wpi_quote']);
     }
 
-    return apply_filters( 'getpaid_invoice_post_types', $post_types );
+    return apply_filters('getpaid_invoice_post_types', $post_types);
 }
 
 /**
@@ -95,8 +95,8 @@ 
  * 
  * @param string $post_type The post type to check for.
  */
-function getpaid_is_invoice_post_type( $post_type ) {
-    return is_scalar( $post_type ) && ! empty( $post_type ) && array_key_exists( $post_type, getpaid_get_invoice_post_types() );
+function getpaid_is_invoice_post_type($post_type) {
+    return is_scalar($post_type) && !empty($post_type) && array_key_exists($post_type, getpaid_get_invoice_post_types());
 }
 
 /**
@@ -106,9 +106,9 @@ 
  * @param  bool  $wp_error       Whether to return false or WP_Error on failure.
  * @return int|WP_Error|WPInv_Invoice The value 0 or WP_Error on failure. The WPInv_Invoice object on success.
  */
-function wpinv_create_invoice( $data = array(), $deprecated = null, $wp_error = false ) {
-    $data[ 'invoice_id' ] = 0;
-    return wpinv_insert_invoice( $data, $wp_error );
+function wpinv_create_invoice($data = array(), $deprecated = null, $wp_error = false) {
+    $data['invoice_id'] = 0;
+    return wpinv_insert_invoice($data, $wp_error);
 }
 
 /**
@@ -118,36 +118,36 @@ 
  * @param  bool  $wp_error       Whether to return false or WP_Error on failure.
  * @return int|WP_Error|WPInv_Invoice The value 0 or WP_Error on failure. The WPInv_Invoice object on success.
  */
-function wpinv_update_invoice( $data = array(), $wp_error = false ) {
+function wpinv_update_invoice($data = array(), $wp_error = false) {
 
     // Backwards compatibility.
-    if ( ! empty( $data['ID'] ) ) {
+    if (!empty($data['ID'])) {
         $data['invoice_id'] = $data['ID'];
     }
 
     // Do we have an invoice id?
-    if ( empty( $data['invoice_id'] ) ) {
-        return $wp_error ? new WP_Error( 'invalid_invoice_id', __( 'Invalid invoice ID.', 'invoicing' ) ) : 0;
+    if (empty($data['invoice_id'])) {
+        return $wp_error ? new WP_Error('invalid_invoice_id', __('Invalid invoice ID.', 'invoicing')) : 0;
     }
 
     // Retrieve the invoice.
-    $invoice = wpinv_get_invoice( $data['invoice_id'] );
+    $invoice = wpinv_get_invoice($data['invoice_id']);
 
     // And abort if it does not exist.
-    if ( empty( $invoice ) ) {
-        return $wp_error ? new WP_Error( 'missing_invoice', __( 'Invoice not found.', 'invoicing' ) ) : 0;
+    if (empty($invoice)) {
+        return $wp_error ? new WP_Error('missing_invoice', __('Invoice not found.', 'invoicing')) : 0;
     }
 
     // Do not update totals for paid / refunded invoices.
-    if ( $invoice->is_paid() || $invoice->is_refunded() ) {
+    if ($invoice->is_paid() || $invoice->is_refunded()) {
 
-        if ( ! empty( $data['items'] ) || ! empty( $data['cart_details'] ) ) {
-            return $wp_error ? new WP_Error( 'paid_invoice', __( 'You can not update cart items for invoices that have already been paid for.', 'invoicing' ) ) : 0;
+        if (!empty($data['items']) || !empty($data['cart_details'])) {
+            return $wp_error ? new WP_Error('paid_invoice', __('You can not update cart items for invoices that have already been paid for.', 'invoicing')) : 0;
         }
 
     }
 
-    return wpinv_insert_invoice( $data, $wp_error );
+    return wpinv_insert_invoice($data, $wp_error);
 
 }
 
@@ -158,34 +158,34 @@ 
  * @param  bool  $wp_error       Whether to return false or WP_Error on failure.
  * @return int|WP_Error|WPInv_Invoice The value 0 or WP_Error on failure. The WPInv_Invoice object on success.
  */
-function wpinv_insert_invoice( $data = array(), $wp_error = false ) {
+function wpinv_insert_invoice($data = array(), $wp_error = false) {
 
     // Ensure that we have invoice data.
-    if ( empty( $data ) ) {
+    if (empty($data)) {
         return false;
     }
 
     // The invoice id will be provided when updating an invoice.
-    $data['invoice_id'] = ! empty( $data['invoice_id'] ) ? (int) $data['invoice_id'] : false;
+    $data['invoice_id'] = !empty($data['invoice_id']) ? (int) $data['invoice_id'] : false;
 
     // Retrieve the invoice.
-    $invoice = new WPInv_Invoice( $data['invoice_id'] );
+    $invoice = new WPInv_Invoice($data['invoice_id']);
 
     // Do we have an error?
-    if ( ! empty( $invoice->last_error ) ) {
-        return $wp_error ? new WP_Error( 'invalid_invoice_id', $invoice->last_error ) : 0;
+    if (!empty($invoice->last_error)) {
+        return $wp_error ? new WP_Error('invalid_invoice_id', $invoice->last_error) : 0;
     }
 
     // Backwards compatibility (billing address).
-    if ( ! empty( $data['user_info'] ) ) {
+    if (!empty($data['user_info'])) {
 
-        foreach ( $data['user_info'] as $key => $value ) {
+        foreach ($data['user_info'] as $key => $value) {
 
-            if ( $key == 'discounts' ) {
+            if ($key == 'discounts') {
                 $value = (array) $value;
-                $data[ 'discount_code' ] = empty( $value ) ? null : $value[0];
+                $data['discount_code'] = empty($value) ? null : $value[0];
             } else {
-                $data[ $key ] = $value;
+                $data[$key] = $value;
             }
 
         }
@@ -193,30 +193,30 @@ 
     }
 
     // Backwards compatibility.
-    if ( ! empty( $data['payment_details'] ) ) {
+    if (!empty($data['payment_details'])) {
 
-        foreach ( $data['payment_details'] as $key => $value ) {
-            $data[ $key ] = $value;
+        foreach ($data['payment_details'] as $key => $value) {
+            $data[$key] = $value;
         }
 
     }
 
     // Set up the owner of the invoice.
-    $user_id = ! empty( $data['user_id'] ) ? wpinv_clean( $data['user_id'] ) : get_current_user_id();
+    $user_id = !empty($data['user_id']) ? wpinv_clean($data['user_id']) : get_current_user_id();
 
     // Make sure the user exists.
-    if ( ! get_userdata( $user_id ) ) {
-        return $wp_error ? new WP_Error( 'wpinv_invalid_user', __( 'There is no user with that ID.', 'invoicing' ) ) : 0;
+    if (!get_userdata($user_id)) {
+        return $wp_error ? new WP_Error('wpinv_invalid_user', __('There is no user with that ID.', 'invoicing')) : 0;
     }
 
-    $address = wpinv_get_user_address( $user_id );
+    $address = wpinv_get_user_address($user_id);
 
-    foreach ( $address as $key => $value ) {
+    foreach ($address as $key => $value) {
 
-        if ( $value == '' ) {
-            $address[ $key ] = null;
+        if ($value == '') {
+            $address[$key] = null;
         } else {
-            $address[ $key ] = wpinv_clean( $value );
+            $address[$key] = wpinv_clean($value);
         }
 
     }
@@ -227,103 +227,103 @@ 
         array(
 
             // Basic info.
-            'template'             => isset( $data['template'] ) ? wpinv_clean( $data['template'] ) : null,
-            'email_cc'             => isset( $data['email_cc'] ) ? wpinv_clean( $data['email_cc'] ) : null,
-            'date_created'         => isset( $data['created_date'] ) ? wpinv_clean( $data['created_date'] ) : null,
-            'due_date'             => isset( $data['due_date'] ) ? wpinv_clean( $data['due_date'] ) : null,
-            'date_completed'       => isset( $data['date_completed'] ) ? wpinv_clean( $data['date_completed'] ) : null,
-            'number'               => isset( $data['number'] ) ? wpinv_clean( $data['number'] ) : null,
-            'key'                  => isset( $data['key'] ) ? wpinv_clean( $data['key'] ) : null,
-            'status'               => isset( $data['status'] ) ? wpinv_clean( $data['status'] ) : null,
-            'post_type'            => isset( $data['post_type'] ) ? wpinv_clean( $data['post_type'] ) : null,
-            'user_ip'              => isset( $data['ip'] ) ? wpinv_clean( $data['ip'] ) : wpinv_get_ip(),
-            'parent_id'            => isset( $data['parent'] ) ? intval( $data['parent'] ) : null,
-            'mode'                 => isset( $data['mode'] ) ? wpinv_clean( $data['mode'] ) : null,
-            'description'          => isset( $data['description'] ) ? wp_kses_post( $data['description'] ) : null,
+            'template'             => isset($data['template']) ? wpinv_clean($data['template']) : null,
+            'email_cc'             => isset($data['email_cc']) ? wpinv_clean($data['email_cc']) : null,
+            'date_created'         => isset($data['created_date']) ? wpinv_clean($data['created_date']) : null,
+            'due_date'             => isset($data['due_date']) ? wpinv_clean($data['due_date']) : null,
+            'date_completed'       => isset($data['date_completed']) ? wpinv_clean($data['date_completed']) : null,
+            'number'               => isset($data['number']) ? wpinv_clean($data['number']) : null,
+            'key'                  => isset($data['key']) ? wpinv_clean($data['key']) : null,
+            'status'               => isset($data['status']) ? wpinv_clean($data['status']) : null,
+            'post_type'            => isset($data['post_type']) ? wpinv_clean($data['post_type']) : null,
+            'user_ip'              => isset($data['ip']) ? wpinv_clean($data['ip']) : wpinv_get_ip(),
+            'parent_id'            => isset($data['parent']) ? intval($data['parent']) : null,
+            'mode'                 => isset($data['mode']) ? wpinv_clean($data['mode']) : null,
+            'description'          => isset($data['description']) ? wp_kses_post($data['description']) : null,
 
             // Payment info.
-            'disable_taxes'        => ! empty( $data['disable_taxes'] ),
-            'currency'             => isset( $data['currency'] ) ? wpinv_clean( $data['currency'] ) : wpinv_get_currency(),
-            'gateway'              => isset( $data['gateway'] ) ? wpinv_clean( $data['gateway'] ) : null,
-            'transaction_id'       => isset( $data['transaction_id'] ) ? wpinv_clean( $data['transaction_id'] ) : null,
-            'discount_code'        => isset( $data['discount_code'] ) ? wpinv_clean( $data['discount_code'] ) : null,
-            'payment_form'         => isset( $data['payment_form'] ) ? intval( $data['payment_form'] ) : null,
-            'submission_id'        => isset( $data['submission_id'] ) ? wpinv_clean( $data['submission_id'] ) : null,
-            'subscription_id'      => isset( $data['subscription_id'] ) ? wpinv_clean( $data['subscription_id'] ) : null,
-            'is_viewed'            => isset( $data['is_viewed'] ) ? wpinv_clean( $data['is_viewed'] ) : null,
-            'fees'                 => isset( $data['fees'] ) ? wpinv_clean( $data['fees'] ) : null,
-            'discounts'            => isset( $data['discounts'] ) ? wpinv_clean( $data['discounts'] ) : null,
-            'taxes'                => isset( $data['taxes'] ) ? wpinv_clean( $data['taxes'] ) : null,
+            'disable_taxes'        => !empty($data['disable_taxes']),
+            'currency'             => isset($data['currency']) ? wpinv_clean($data['currency']) : wpinv_get_currency(),
+            'gateway'              => isset($data['gateway']) ? wpinv_clean($data['gateway']) : null,
+            'transaction_id'       => isset($data['transaction_id']) ? wpinv_clean($data['transaction_id']) : null,
+            'discount_code'        => isset($data['discount_code']) ? wpinv_clean($data['discount_code']) : null,
+            'payment_form'         => isset($data['payment_form']) ? intval($data['payment_form']) : null,
+            'submission_id'        => isset($data['submission_id']) ? wpinv_clean($data['submission_id']) : null,
+            'subscription_id'      => isset($data['subscription_id']) ? wpinv_clean($data['subscription_id']) : null,
+            'is_viewed'            => isset($data['is_viewed']) ? wpinv_clean($data['is_viewed']) : null,
+            'fees'                 => isset($data['fees']) ? wpinv_clean($data['fees']) : null,
+            'discounts'            => isset($data['discounts']) ? wpinv_clean($data['discounts']) : null,
+            'taxes'                => isset($data['taxes']) ? wpinv_clean($data['taxes']) : null,
             
 
             // Billing details.
             'user_id'              => $data['user_id'],
-            'first_name'           => isset( $data['first_name'] ) ? wpinv_clean( $data['first_name'] ) : $address['first_name'],
-            'last_name'            => isset( $data['last_name'] ) ? wpinv_clean( $data['last_name'] ) : $address['last_name'],
-            'address'              => isset( $data['address'] ) ? wpinv_clean( $data['address'] ) : $address['address'] ,
-            'vat_number'           => isset( $data['vat_number'] ) ? wpinv_clean( $data['vat_number'] ) : $address['vat_number'],
-            'company'              => isset( $data['company'] ) ? wpinv_clean( $data['company'] ) : $address['company'],
-            'zip'                  => isset( $data['zip'] ) ? wpinv_clean( $data['zip'] ) : $address['zip'],
-            'state'                => isset( $data['state'] ) ? wpinv_clean( $data['state'] ) : $address['state'],
-            'city'                 => isset( $data['city'] ) ? wpinv_clean( $data['city'] ) : $address['city'],
-            'country'              => isset( $data['country'] ) ? wpinv_clean( $data['country'] ) : $address['country'],
-            'phone'                => isset( $data['phone'] ) ? wpinv_clean( $data['phone'] ) : $address['phone'],
-            'address_confirmed'    => ! empty( $data['address_confirmed'] ),
+            'first_name'           => isset($data['first_name']) ? wpinv_clean($data['first_name']) : $address['first_name'],
+            'last_name'            => isset($data['last_name']) ? wpinv_clean($data['last_name']) : $address['last_name'],
+            'address'              => isset($data['address']) ? wpinv_clean($data['address']) : $address['address'],
+            'vat_number'           => isset($data['vat_number']) ? wpinv_clean($data['vat_number']) : $address['vat_number'],
+            'company'              => isset($data['company']) ? wpinv_clean($data['company']) : $address['company'],
+            'zip'                  => isset($data['zip']) ? wpinv_clean($data['zip']) : $address['zip'],
+            'state'                => isset($data['state']) ? wpinv_clean($data['state']) : $address['state'],
+            'city'                 => isset($data['city']) ? wpinv_clean($data['city']) : $address['city'],
+            'country'              => isset($data['country']) ? wpinv_clean($data['country']) : $address['country'],
+            'phone'                => isset($data['phone']) ? wpinv_clean($data['phone']) : $address['phone'],
+            'address_confirmed'    => !empty($data['address_confirmed']),
 
         )
 
     );
 
     // Backwards compatibililty.
-    if ( ! empty( $data['cart_details'] ) && is_array( $data['cart_details'] ) ) {
+    if (!empty($data['cart_details']) && is_array($data['cart_details'])) {
         $data['items'] = array();
 
-        foreach( $data['cart_details'] as $_item ) {
+        foreach ($data['cart_details'] as $_item) {
 
             // Ensure that we have an item id.
-            if ( empty(  $_item['id']  ) ) {
+            if (empty($_item['id'])) {
                 continue;
             }
 
             // Retrieve the item.
-            $item = new GetPaid_Form_Item(  $_item['id']  );
+            $item = new GetPaid_Form_Item($_item['id']);
 
             // Ensure that it is purchasable.
-            if ( ! $item->can_purchase() ) {
+            if (!$item->can_purchase()) {
                 continue;
             }
 
             // Set quantity.
-            if ( ! empty( $_item['quantity'] ) && is_numeric( $_item['quantity'] ) ) {
-                $item->set_quantity( $_item['quantity'] );
+            if (!empty($_item['quantity']) && is_numeric($_item['quantity'])) {
+                $item->set_quantity($_item['quantity']);
             }
 
             // Set price.
-            if ( isset( $_item['item_price'] ) ) {
-                $item->set_price( $_item['item_price'] );
+            if (isset($_item['item_price'])) {
+                $item->set_price($_item['item_price']);
             }
 
-            if ( isset( $_item['custom_price'] ) ) {
-                $item->set_price( $_item['custom_price'] );
+            if (isset($_item['custom_price'])) {
+                $item->set_price($_item['custom_price']);
             }
 
             // Set name.
-            if ( ! empty( $_item['name'] ) ) {
-                $item->set_name( $_item['name'] );
+            if (!empty($_item['name'])) {
+                $item->set_name($_item['name']);
             }
 
             // Set description.
-            if ( isset( $_item['description'] ) ) {
-                $item->set_custom_description( $_item['description'] );
+            if (isset($_item['description'])) {
+                $item->set_custom_description($_item['description']);
             }
 
             // Set meta.
-            if ( isset( $_item['meta'] ) && is_array( $_item['meta'] ) ) {
+            if (isset($_item['meta']) && is_array($_item['meta'])) {
 
-                $item->set_item_meta( $_item['meta'] );
+                $item->set_item_meta($_item['meta']);
 
-                if ( isset( $_item['meta']['description'] ) ) {
-                    $item->set_custom_description( $_item['meta']['description'] );
+                if (isset($_item['meta']['description'])) {
+                    $item->set_custom_description($_item['meta']['description']);
                 }
 
             }
@@ -334,14 +334,14 @@ 
     }
 
     // Add invoice items.
-    if ( ! empty( $data['items'] ) && is_array( $data['items'] ) ) {
+    if (!empty($data['items']) && is_array($data['items'])) {
 
-        $invoice->set_items( array() );
+        $invoice->set_items(array());
 
-        foreach ( $data['items'] as $item ) {
+        foreach ($data['items'] as $item) {
 
-            if ( is_object( $item ) && is_a( $item, 'GetPaid_Form_Item' ) && $item->can_purchase() ) {
-                $invoice->add_item( $item );
+            if (is_object($item) && is_a($item, 'GetPaid_Form_Item') && $item->can_purchase()) {
+                $invoice->add_item($item);
             }
 
         }
@@ -352,30 +352,30 @@ 
     $invoice->recalculate_total();
     $invoice->save();
 
-    if ( ! $invoice->get_id() ) {
-        return $wp_error ? new WP_Error( 'wpinv_insert_invoice_error', __( 'An error occured when saving your invoice.', 'invoicing' ) ) : 0;
+    if (!$invoice->get_id()) {
+        return $wp_error ? new WP_Error('wpinv_insert_invoice_error', __('An error occured when saving your invoice.', 'invoicing')) : 0;
     }
 
     // Add private note.
-    if ( ! empty( $data['private_note'] ) ) {
-        $invoice->add_note( $data['private_note'] );
+    if (!empty($data['private_note'])) {
+        $invoice->add_note($data['private_note']);
     }
 
     // User notes.
-    if ( !empty( $data['user_note'] ) ) {
-        $invoice->add_note( $data['user_note'], true );
+    if (!empty($data['user_note'])) {
+        $invoice->add_note($data['user_note'], true);
     }
 
     // Created via.
-    if ( isset( $data['created_via'] ) ) {
-        update_post_meta( $invoice->get_id(), 'wpinv_created_via', $data['created_via'] );
+    if (isset($data['created_via'])) {
+        update_post_meta($invoice->get_id(), 'wpinv_created_via', $data['created_via']);
     }
 
     // Backwards compatiblity.
-    if ( $invoice->is_quote() ) {
+    if ($invoice->is_quote()) {
 
-        if ( isset( $data['valid_until'] ) ) {
-            update_post_meta( $invoice->get_id(), 'wpinv_quote_valid_until', $data['valid_until'] );
+        if (isset($data['valid_until'])) {
+            update_post_meta($invoice->get_id(), 'wpinv_quote_valid_until', $data['valid_until']);
         }
 
     }
@@ -390,18 +390,18 @@ 
  * @param $bool $deprecated
  * @return WPInv_Invoice|null
  */
-function wpinv_get_invoice( $invoice = 0, $deprecated = false ) {
+function wpinv_get_invoice($invoice = 0, $deprecated = false) {
 
     // If we are retrieving the invoice from the cart...
-    if ( $deprecated && empty( $invoice ) ) {
+    if ($deprecated && empty($invoice)) {
         $invoice = (int) getpaid_get_current_invoice_id();
     }
 
     // Retrieve the invoice.
-    $invoice = new WPInv_Invoice( $invoice );
+    $invoice = new WPInv_Invoice($invoice);
 
     // Check if it exists.
-    if ( $invoice->get_id() != 0 ) {
+    if ($invoice->get_id() != 0) {
         return $invoice;
     }
 
@@ -414,15 +414,15 @@ 
  * @param array $args Args to search for.
  * @return WPInv_Invoice[]|int[]|object
  */
-function wpinv_get_invoices( $args ) {
+function wpinv_get_invoices($args) {
 
     // Prepare args.
     $args = wp_parse_args(
         $args,
         array(
-            'status'   => array_keys( wpinv_get_invoice_statuses() ),
+            'status'   => array_keys(wpinv_get_invoice_statuses()),
             'type'     => 'wpi_invoice',
-            'limit'    => get_option( 'posts_per_page' ),
+            'limit'    => get_option('posts_per_page'),
             'return'   => 'objects',
         )
     );
@@ -440,24 +440,24 @@ 
         'post__in'       => 'include',
     );
 
-    foreach ( $map_legacy as $to => $from ) {
-        if ( isset( $args[ $from ] ) ) {
-            $args[ $to ] = $args[ $from ];
-            unset( $args[ $from ] );
+    foreach ($map_legacy as $to => $from) {
+        if (isset($args[$from])) {
+            $args[$to] = $args[$from];
+            unset($args[$from]);
         }
     }
 
     // Backwards compatibility.
-    if ( ! empty( $args['email'] ) && empty( $args['user'] ) ) {
+    if (!empty($args['email']) && empty($args['user'])) {
         $args['user'] = $args['email'];
-        unset( $args['email'] );
+        unset($args['email']);
     }
 
     // Handle cases where the user is set as an email.
-    if ( ! empty( $args['author'] ) && is_email( $args['author'] ) ) {
-        $user = get_user_by( 'email', $args['user'] );
+    if (!empty($args['author']) && is_email($args['author'])) {
+        $user = get_user_by('email', $args['user']);
 
-        if ( $user ) {
+        if ($user) {
             $args['author'] = $user->user_email;
         }
 
@@ -468,31 +468,31 @@ 
 
     // Show all posts.
     $paginate = true;
-    if ( isset( $args['paginate'] ) ) {
+    if (isset($args['paginate'])) {
 
         $paginate = $args['paginate'];
-        $args['no_found_rows'] = empty( $args['paginate'] );
-        unset( $args['paginate'] );
+        $args['no_found_rows'] = empty($args['paginate']);
+        unset($args['paginate']);
 
     }
 
     // Whether to return objects or fields.
     $return = $args['return'];
-    unset( $args['return'] );
+    unset($args['return']);
 
     // Get invoices.
-    $invoices = new WP_Query( apply_filters( 'wpinv_get_invoices_args', $args ) );
+    $invoices = new WP_Query(apply_filters('wpinv_get_invoices_args', $args));
 
     // Prepare the results.
-    if ( 'objects' === $return ) {
-        $results = array_map( 'wpinv_get_invoice', $invoices->posts );
-    } elseif ( 'self' === $return ) {
+    if ('objects' === $return) {
+        $results = array_map('wpinv_get_invoice', $invoices->posts);
+    } elseif ('self' === $return) {
         return $invoices;
     } else {
         $results = $invoices->posts;
     }
 
-    if ( $paginate ) {
+    if ($paginate) {
         return (object) array(
             'invoices'      => $results,
             'total'         => $invoices->found_posts,
@@ -510,8 +510,8 @@ 
  * @param string $transaction_id The transaction id to check.
  * @return int Invoice id on success or 0 on failure
  */
-function wpinv_get_id_by_transaction_id( $transaction_id ) {
-    return WPInv_Invoice::get_invoice_id_by_field( $transaction_id, 'transaction_id' );
+function wpinv_get_id_by_transaction_id($transaction_id) {
+    return WPInv_Invoice::get_invoice_id_by_field($transaction_id, 'transaction_id');
 }
 
 /**
@@ -520,8 +520,8 @@ 
  * @param string $invoice_number The invoice number to check.
  * @return int Invoice id on success or 0 on failure
  */
-function wpinv_get_id_by_invoice_number( $invoice_number ) {
-    return WPInv_Invoice::get_invoice_id_by_field( $invoice_number, 'number' );
+function wpinv_get_id_by_invoice_number($invoice_number) {
+    return WPInv_Invoice::get_invoice_id_by_field($invoice_number, 'number');
 }
 
 /**
@@ -530,8 +530,8 @@ 
  * @param string $invoice_key The invoice key to check.
  * @return int Invoice id on success or 0 on failure
  */
-function wpinv_get_invoice_id_by_key( $invoice_key ) {
-    return WPInv_Invoice::get_invoice_id_by_field( $invoice_key, 'key' );
+function wpinv_get_invoice_id_by_key($invoice_key) {
+    return WPInv_Invoice::get_invoice_id_by_field($invoice_key, 'key');
 }
 
 /**
@@ -541,19 +541,19 @@ 
  * @param string $type Optionally filter by type i.e customer|system
  * @return array|null
  */
-function wpinv_get_invoice_notes( $invoice = 0, $type = '' ) {
+function wpinv_get_invoice_notes($invoice = 0, $type = '') {
 
     // Prepare the invoice.
-    $invoice = wpinv_get_invoice( $invoice );
-    if ( empty( $invoice ) ) {
+    $invoice = wpinv_get_invoice($invoice);
+    if (empty($invoice)) {
         return NULL;
     }
 
     // Fetch notes.
-    $notes = getpaid_notes()->get_invoice_notes( $invoice->get_id(), $type );
+    $notes = getpaid_notes()->get_invoice_notes($invoice->get_id(), $type);
 
     // Filter the notes.
-    return apply_filters( 'wpinv_invoice_notes', $notes, $invoice->get_id(), $type );
+    return apply_filters('wpinv_invoice_notes', $notes, $invoice->get_id(), $type);
 }
 
 /**
@@ -561,10 +561,10 @@ 
  * 
  * @param string $post_type
  */
-function wpinv_get_user_invoices_columns( $post_type = 'wpi_invoice' ) {
+function wpinv_get_user_invoices_columns($post_type = 'wpi_invoice') {
 
-    $label   = getpaid_get_post_type_label( $post_type, false );
-    $label   = empty( $label ) ? __( 'Invoice', 'invoicing' ) : sanitize_text_field( $label );
+    $label   = getpaid_get_post_type_label($post_type, false);
+    $label   = empty($label) ? __('Invoice', 'invoicing') : sanitize_text_field($label);
     $columns = array(
 
             'invoice-number'  => array(
@@ -573,22 +573,22 @@ 
             ),
 
             'created-date'    => array(
-                'title' => __( 'Created Date', 'invoicing' ),
+                'title' => __('Created Date', 'invoicing'),
                 'class' => 'text-left'
             ),
 
             'payment-date'    => array(
-                'title' => __( 'Payment Date', 'invoicing' ),
+                'title' => __('Payment Date', 'invoicing'),
                 'class' => 'text-left'
             ),
 
             'invoice-status'  => array(
-                'title' => __( 'Status', 'invoicing' ),
+                'title' => __('Status', 'invoicing'),
                 'class' => 'text-center'
             ),
 
             'invoice-total'   => array(
-                'title' => __( 'Total', 'invoicing' ),
+                'title' => __('Total', 'invoicing'),
                 'class' => 'text-right'
             ),
 
@@ -599,7 +599,7 @@ 
 
         );
 
-    return apply_filters( 'wpinv_user_invoices_columns', $columns, $post_type );
+    return apply_filters('wpinv_user_invoices_columns', $columns, $post_type);
 }
 
 /**
@@ -609,59 +609,59 @@ 
 
     // Find the invoice.
     $invoice_id = getpaid_get_current_invoice_id();
-    $invoice = new WPInv_Invoice( $invoice_id );
+    $invoice = new WPInv_Invoice($invoice_id);
 
     // Abort if non was found.
-    if ( empty( $invoice_id ) || $invoice->is_draft() ) {
+    if (empty($invoice_id) || $invoice->is_draft()) {
 
         return aui()->alert(
             array(
                 'type'    => 'warning',
-                'content' => __( 'We could not find your invoice', 'invoicing' ),
+                'content' => __('We could not find your invoice', 'invoicing'),
             )
         );
 
     }
 
     // Can the user view this invoice?
-    if ( ! wpinv_can_view_receipt( $invoice_id ) ) {
+    if (!wpinv_can_view_receipt($invoice_id)) {
 
         return aui()->alert(
             array(
                 'type'    => 'warning',
-                'content' => __( 'You are not allowed to view this receipt', 'invoicing' ),
+                'content' => __('You are not allowed to view this receipt', 'invoicing'),
             )
         );
 
     }
 
     // Load the template.
-    return wpinv_get_template_html( 'invoice-receipt.php', compact( 'invoice' ) );
+    return wpinv_get_template_html('invoice-receipt.php', compact('invoice'));
 
 }
 
 /**
  * Displays the invoice history.
  */
-function getpaid_invoice_history( $user_id = 0, $post_type = 'wpi_invoice' ) {
+function getpaid_invoice_history($user_id = 0, $post_type = 'wpi_invoice') {
 
     // Ensure that we have a user id.
-    if ( empty( $user_id ) || ! is_numeric( $user_id ) ) {
+    if (empty($user_id) || !is_numeric($user_id)) {
         $user_id = get_current_user_id();
     }
 
-    $label = getpaid_get_post_type_label( $post_type );
-    $label = empty( $label ) ? __( 'Invoices', 'invoicing' ) : sanitize_text_field( $label );
+    $label = getpaid_get_post_type_label($post_type);
+    $label = empty($label) ? __('Invoices', 'invoicing') : sanitize_text_field($label);
 
     // View user id.
-    if ( empty( $user_id ) ) {
+    if (empty($user_id)) {
 
         return aui()->alert(
             array(
                 'type'    => 'warning',
                 'content' => sprintf(
-                    __( 'You must be logged in to view your %s.', 'invoicing' ),
-                    strtolower( $label )
+                    __('You must be logged in to view your %s.', 'invoicing'),
+                    strtolower($label)
                 )
             )
         );
@@ -672,23 +672,23 @@ 
     $invoices = wpinv_get_invoices(
 
         array(
-            'page'      => ( get_query_var( 'paged' ) ) ? absint( get_query_var( 'paged' ) ) : 1,
+            'page'      => (get_query_var('paged')) ? absint(get_query_var('paged')) : 1,
             'user'      => $user_id,
             'paginate'  => true,
             'type'      => $post_type,
-            'status'    => array_keys( wpinv_get_invoice_statuses( false, false, $post_type ) ),
+            'status'    => array_keys(wpinv_get_invoice_statuses(false, false, $post_type)),
         )
 
     );
 
-    if ( empty( $invoices->total ) ) {
+    if (empty($invoices->total)) {
 
         return aui()->alert(
             array(
                 'type'    => 'info',
                 'content' => sprintf(
-                    __( 'No %s found.', 'invoicing' ),
-                    strtolower( $label )
+                    __('No %s found.', 'invoicing'),
+                    strtolower($label)
                 )
             )
         );
@@ -696,38 +696,38 @@ 
     }
 
     // Load the template.
-    return wpinv_get_template_html( 'invoice-history.php', compact( 'invoices', 'post_type' ) );
+    return wpinv_get_template_html('invoice-history.php', compact('invoices', 'post_type'));
 
 }
 
 /**
  * Formats an invoice number given an invoice type.
  */
-function wpinv_format_invoice_number( $number, $type = '' ) {
+function wpinv_format_invoice_number($number, $type = '') {
 
     // Allow other plugins to overide this.
-    $check = apply_filters( 'wpinv_pre_format_invoice_number', null, $number, $type );
-    if ( null !== $check ) {
+    $check = apply_filters('wpinv_pre_format_invoice_number', null, $number, $type);
+    if (null !== $check) {
         return $check;
     }
 
     // Ensure that we have a numeric number.
-    if ( ! is_numeric( $number ) ) {
+    if (!is_numeric($number)) {
         return $number;
     }
 
     // Format the number.
-    $padd             = absint( (int) wpinv_get_option( 'invoice_number_padd', 5 ) );
-    $prefix           = sanitize_text_field( (string) wpinv_get_option( 'invoice_number_prefix', 'INV-' ) );
-    $prefix           = sanitize_text_field( apply_filters( 'getpaid_invoice_type_prefix', $prefix, $type ) );
-    $postfix          = sanitize_text_field( (string) wpinv_get_option( 'invoice_number_postfix' ) );
-    $postfix          = sanitize_text_field( apply_filters( 'getpaid_invoice_type_postfix', $postfix, $type ) );
-    $formatted_number = zeroise( absint( $number ), $padd );
+    $padd             = absint((int) wpinv_get_option('invoice_number_padd', 5));
+    $prefix           = sanitize_text_field((string) wpinv_get_option('invoice_number_prefix', 'INV-'));
+    $prefix           = sanitize_text_field(apply_filters('getpaid_invoice_type_prefix', $prefix, $type));
+    $postfix          = sanitize_text_field((string) wpinv_get_option('invoice_number_postfix'));
+    $postfix          = sanitize_text_field(apply_filters('getpaid_invoice_type_postfix', $postfix, $type));
+    $formatted_number = zeroise(absint($number), $padd);
 
     // Add the prefix and post fix.
     $formatted_number = $prefix . $formatted_number . $postfix;
 
-    return apply_filters( 'wpinv_format_invoice_number', $formatted_number, $number, $prefix, $postfix, $padd );
+    return apply_filters('wpinv_format_invoice_number', $formatted_number, $number, $prefix, $postfix, $padd);
 }
 
 /**
@@ -736,58 +736,58 @@ 
  * @param string $type.
  * @return int|null|bool
  */
-function wpinv_get_next_invoice_number( $type = '' ) {
+function wpinv_get_next_invoice_number($type = '') {
 
     // Allow plugins to overide this.
-    $check = apply_filters( 'wpinv_get_pre_next_invoice_number', null, $type );
-    if ( null !== $check ) {
+    $check = apply_filters('wpinv_get_pre_next_invoice_number', null, $type);
+    if (null !== $check) {
         return $check;
     }
 
     // Ensure sequential invoice numbers is active.
-    if ( ! wpinv_sequential_number_active() ) {
+    if (!wpinv_sequential_number_active()) {
         return false;
     }
 
     // Retrieve the current number and the start number.
-    $number = (int) get_option( 'wpinv_last_invoice_number', 0 );
-    $start  = absint( (int) wpinv_get_option( 'invoice_sequence_start', 1 ) );
+    $number = (int) get_option('wpinv_last_invoice_number', 0);
+    $start  = absint((int) wpinv_get_option('invoice_sequence_start', 1));
 
     // Ensure that we are starting at a positive integer.
-    $start  = max( $start, 1 );
+    $start  = max($start, 1);
 
     // If this is the first invoice, use the start number.
-    $number = max( $start, $number );
+    $number = max($start, $number);
 
     // Format the invoice number.
-    $formatted_number = wpinv_format_invoice_number( $number, $type );
+    $formatted_number = wpinv_format_invoice_number($number, $type);
 
     // Ensure that this number is unique.
-    $invoice_id = WPInv_Invoice::get_invoice_id_by_field( $formatted_number, 'number' );
+    $invoice_id = WPInv_Invoice::get_invoice_id_by_field($formatted_number, 'number');
 
     // We found a match. Nice.
-    if ( empty( $invoice_id ) ) {
-        update_option( 'wpinv_last_invoice_number', $number );
-        return apply_filters( 'wpinv_get_next_invoice_number', $number );
+    if (empty($invoice_id)) {
+        update_option('wpinv_last_invoice_number', $number);
+        return apply_filters('wpinv_get_next_invoice_number', $number);
     }
 
-    update_option( 'wpinv_last_invoice_number', $number + 1 );
-    return wpinv_get_next_invoice_number( $type );
+    update_option('wpinv_last_invoice_number', $number + 1);
+    return wpinv_get_next_invoice_number($type);
 
 }
 
 /**
  * The prefix used for invoice paths.
  */
-function wpinv_post_name_prefix( $post_type = 'wpi_invoice' ) {
-    return apply_filters( 'wpinv_post_name_prefix', 'inv-', $post_type );
+function wpinv_post_name_prefix($post_type = 'wpi_invoice') {
+    return apply_filters('wpinv_post_name_prefix', 'inv-', $post_type);
 }
 
-function wpinv_generate_post_name( $post_ID ) {
-    $prefix = wpinv_post_name_prefix( get_post_type( $post_ID ) );
-    $post_name = sanitize_title( $prefix . $post_ID );
+function wpinv_generate_post_name($post_ID) {
+    $prefix = wpinv_post_name_prefix(get_post_type($post_ID));
+    $post_name = sanitize_title($prefix . $post_ID);
 
-    return apply_filters( 'wpinv_generate_post_name', $post_name, $post_ID, $prefix );
+    return apply_filters('wpinv_generate_post_name', $post_name, $post_ID, $prefix);
 }
 
 /**
@@ -795,8 +795,8 @@ 
  * 
  * @param int|string|object|WPInv_Invoice|WPInv_Legacy_Invoice|WP_Post $invoice Invoice id, key, transaction id, number or object.
  */
-function wpinv_is_invoice_viewed( $invoice ) {
-    $invoice = new WPInv_Invoice( $invoice );
+function wpinv_is_invoice_viewed($invoice) {
+    $invoice = new WPInv_Invoice($invoice);
     return (bool) $invoice->get_is_viewed();
 }
 
@@ -805,17 +805,17 @@ 
  * 
  * @param int|string|object|WPInv_Invoice|WPInv_Legacy_Invoice|WP_Post $invoice Invoice id, key, transaction id, number or object.
  */
-function getpaid_maybe_mark_invoice_as_viewed( $invoice ) {
-    $invoice = new WPInv_Invoice( $invoice );
+function getpaid_maybe_mark_invoice_as_viewed($invoice) {
+    $invoice = new WPInv_Invoice($invoice);
 
-    if ( get_current_user_id() == $invoice->get_user_id() && ! $invoice->get_is_viewed() ) {
-        $invoice->set_is_viewed( true );
+    if (get_current_user_id() == $invoice->get_user_id() && !$invoice->get_is_viewed()) {
+        $invoice->set_is_viewed(true);
         $invoice->save();
     }
 
 }
-add_action( 'wpinv_invoice_print_before_display', 'getpaid_maybe_mark_invoice_as_viewed' );
-add_action( 'wpinv_before_receipt', 'getpaid_maybe_mark_invoice_as_viewed' );
+add_action('wpinv_invoice_print_before_display', 'getpaid_maybe_mark_invoice_as_viewed');
+add_action('wpinv_before_receipt', 'getpaid_maybe_mark_invoice_as_viewed');
 
 /**
  * Processes an invoice refund.
@@ -824,27 +824,27 @@ 
  * @param array $status_transition
  * @todo: descrease customer/store earnings
  */
-function getpaid_maybe_process_refund( $invoice, $status_transition ) {
+function getpaid_maybe_process_refund($invoice, $status_transition) {
 
-    if ( empty( $status_transition['from'] ) || ! in_array( $status_transition['from'], array( 'publish', 'wpi-processing', 'wpi-renewal' ) ) ) {
+    if (empty($status_transition['from']) || !in_array($status_transition['from'], array('publish', 'wpi-processing', 'wpi-renewal'))) {
         return;
     }
 
     $discount_code = $invoice->get_discount_code();
-    if ( ! empty( $discount_code ) ) {
-        $discount = wpinv_get_discount_obj( $discount_code );
+    if (!empty($discount_code)) {
+        $discount = wpinv_get_discount_obj($discount_code);
 
-        if ( $discount->exists() ) {
+        if ($discount->exists()) {
             $discount->increase_usage( -1 );
         }
 
     }
 
-    do_action( 'wpinv_pre_refund_invoice', $invoice, $invoice->get_id() );
-    do_action( 'wpinv_refund_invoice', $invoice, $invoice->get_id() );
-    do_action( 'wpinv_post_refund_invoice', $invoice, $invoice->get_id() );
+    do_action('wpinv_pre_refund_invoice', $invoice, $invoice->get_id());
+    do_action('wpinv_refund_invoice', $invoice, $invoice->get_id());
+    do_action('wpinv_post_refund_invoice', $invoice, $invoice->get_id());
 }
-add_action( 'getpaid_invoice_status_wpi-refunded', 'getpaid_maybe_process_refund', 10, 2 );
+add_action('getpaid_invoice_status_wpi-refunded', 'getpaid_maybe_process_refund', 10, 2);
 
 
 /**
@@ -852,49 +852,49 @@ 
  *
  * @param int $invoice_id
  */
-function getpaid_process_invoice_payment( $invoice_id ) {
+function getpaid_process_invoice_payment($invoice_id) {
 
     // Fetch the invoice.
-    $invoice = new WPInv_Invoice( $invoice_id );
+    $invoice = new WPInv_Invoice($invoice_id);
 
     // We only want to do this once.
-    if ( 1 ==  get_post_meta( $invoice->get_id(), 'wpinv_processed_payment', true ) ) {
+    if (1 == get_post_meta($invoice->get_id(), 'wpinv_processed_payment', true)) {
         return;
     }
 
-    update_post_meta( $invoice->get_id(), 'wpinv_processed_payment', 1 );
+    update_post_meta($invoice->get_id(), 'wpinv_processed_payment', 1);
 
     // Fires when processing a payment.
-    do_action( 'getpaid_process_payment', $invoice );
+    do_action('getpaid_process_payment', $invoice);
 
     // Fire an action for each invoice item.
-    foreach( $invoice->get_items() as $item ) {
-        do_action( 'getpaid_process_item_payment', $item, $invoice );
+    foreach ($invoice->get_items() as $item) {
+        do_action('getpaid_process_item_payment', $item, $invoice);
     }
 
     // Increase discount usage.
     $discount_code = $invoice->get_discount_code();
-    if ( ! empty( $discount_code ) && ! $invoice->is_renewal() ) {
-        $discount = wpinv_get_discount_obj( $discount_code );
+    if (!empty($discount_code) && !$invoice->is_renewal()) {
+        $discount = wpinv_get_discount_obj($discount_code);
 
-        if ( $discount->exists() ) {
+        if ($discount->exists()) {
             $discount->increase_usage();
         }
 
     }
 
     // Record reverse vat.
-    if ( 'invoice' == $invoice->get_type() && wpinv_use_taxes() && ! $invoice->get_disable_taxes() ) {
+    if ('invoice' == $invoice->get_type() && wpinv_use_taxes() && !$invoice->get_disable_taxes()) {
 
         $taxes = $invoice->get_total_tax();
-        if ( empty( $taxes ) && GetPaid_Payment_Form_Submission_Taxes::is_eu_transaction( $invoice->get_country() ) ) {
-            $invoice->add_note( __( 'VAT was reverse charged', 'invoicing' ), false, false, true );
+        if (empty($taxes) && GetPaid_Payment_Form_Submission_Taxes::is_eu_transaction($invoice->get_country())) {
+            $invoice->add_note(__('VAT was reverse charged', 'invoicing'), false, false, true);
         }
 
     }
 
 }
-add_action( 'getpaid_invoice_payment_status_changed', 'getpaid_process_invoice_payment' );
+add_action('getpaid_invoice_payment_status_changed', 'getpaid_process_invoice_payment');
 
 /**
  * Returns an array of invoice item columns
@@ -902,13 +902,13 @@ 
  * @param int|WPInv_Invoice $invoice
  * @return array
  */
-function getpaid_invoice_item_columns( $invoice ) {
+function getpaid_invoice_item_columns($invoice) {
 
     // Prepare the invoice.
-    $invoice = new WPInv_Invoice( $invoice );
+    $invoice = new WPInv_Invoice($invoice);
 
     // Abort if there is no invoice.
-    if ( 0 == $invoice->get_id() ) {
+    if (0 == $invoice->get_id()) {
         return array();
     }
 
@@ -916,47 +916,47 @@ 
     $columns = apply_filters(
         'getpaid_invoice_item_columns',
         array(
-            'name'     => __( 'Item', 'invoicing' ),
-            'price'    => __( 'Price', 'invoicing' ),
-            'quantity' => __( 'Quantity', 'invoicing' ),
-            'subtotal' => __( 'Item Subtotal', 'invoicing' ),
+            'name'     => __('Item', 'invoicing'),
+            'price'    => __('Price', 'invoicing'),
+            'quantity' => __('Quantity', 'invoicing'),
+            'subtotal' => __('Item Subtotal', 'invoicing'),
         ),
         $invoice
     );
 
     // Quantities.
-    if ( isset( $columns[ 'quantity' ] ) ) {
+    if (isset($columns['quantity'])) {
 
-        if ( 'hours' == $invoice->get_template() ) {
-            $columns[ 'quantity' ] = __( 'Hours', 'invoicing' );
+        if ('hours' == $invoice->get_template()) {
+            $columns['quantity'] = __('Hours', 'invoicing');
         }
 
-        if ( ! wpinv_item_quantities_enabled() || 'amount' == $invoice->get_template() ) {
-            unset( $columns[ 'quantity' ] );
+        if (!wpinv_item_quantities_enabled() || 'amount' == $invoice->get_template()) {
+            unset($columns['quantity']);
         }
 
     }
 
 
     // Price.
-    if ( isset( $columns[ 'price' ] ) ) {
+    if (isset($columns['price'])) {
 
-        if ( 'amount' == $invoice->get_template() ) {
-            $columns[ 'price' ] = __( 'Amount', 'invoicing' );
+        if ('amount' == $invoice->get_template()) {
+            $columns['price'] = __('Amount', 'invoicing');
         }
 
-        if ( 'hours' == $invoice->get_template() ) {
-            $columns[ 'price' ] = __( 'Rate', 'invoicing' );
+        if ('hours' == $invoice->get_template()) {
+            $columns['price'] = __('Rate', 'invoicing');
         }
 
     }
 
 
     // Sub total.
-    if ( isset( $columns[ 'subtotal' ] ) ) {
+    if (isset($columns['subtotal'])) {
 
-        if ( 'amount' == $invoice->get_template() ) {
-            unset( $columns[ 'subtotal' ] );
+        if ('amount' == $invoice->get_template()) {
+            unset($columns['subtotal']);
         }
 
     }
@@ -970,38 +970,38 @@ 
  * @param int|WPInv_Invoice $invoice
  * @return array
  */
-function getpaid_invoice_totals_rows( $invoice ) {
+function getpaid_invoice_totals_rows($invoice) {
 
     // Prepare the invoice.
-    $invoice = new WPInv_Invoice( $invoice );
+    $invoice = new WPInv_Invoice($invoice);
 
     // Abort if there is no invoice.
-    if ( 0 == $invoice->get_id() ) {
+    if (0 == $invoice->get_id()) {
         return array();
     }
 
     $totals = apply_filters(
         'getpaid_invoice_totals_rows',
         array(
-            'subtotal' => __( 'Subtotal', 'invoicing' ),
-            'tax'      => __( 'Tax', 'invoicing' ),
-            'fee'      => __( 'Fee', 'invoicing' ),
-            'discount' => __( 'Discount', 'invoicing' ),
-            'total'    => __( 'Total', 'invoicing' ),
+            'subtotal' => __('Subtotal', 'invoicing'),
+            'tax'      => __('Tax', 'invoicing'),
+            'fee'      => __('Fee', 'invoicing'),
+            'discount' => __('Discount', 'invoicing'),
+            'total'    => __('Total', 'invoicing'),
         ),
         $invoice
     );
 
-    if ( ( $invoice->get_disable_taxes() || ! wpinv_use_taxes() ) && isset( $totals['tax'] ) ) {
-        unset( $totals['tax'] );
+    if (($invoice->get_disable_taxes() || !wpinv_use_taxes()) && isset($totals['tax'])) {
+        unset($totals['tax']);
     }
 
-    if ( 0 == $invoice->get_total_fees() && isset( $totals['fee'] ) ) {
-        unset( $totals['fee'] );
+    if (0 == $invoice->get_total_fees() && isset($totals['fee'])) {
+        unset($totals['fee']);
     }
 
-    if ( 0 == $invoice->get_total_discount() && isset( $totals['discount'] ) ) {
-        unset( $totals['discount'] );
+    if (0 == $invoice->get_total_discount() && isset($totals['discount'])) {
+        unset($totals['discount']);
     }
 
     return $totals;
@@ -1012,47 +1012,47 @@ 
  * 
  * @param WPInv_Invoice $invoice
  */
-function getpaid_new_invoice( $invoice ) {
+function getpaid_new_invoice($invoice) {
 
-    if ( ! $invoice->get_status() ) {
+    if (!$invoice->get_status()) {
         return;
     }
 
     // Add an invoice created note.
     $invoice->add_note(
         sprintf(
-            __( '%s created with the status "%s".', 'invoicing' ),
-            ucfirst( $invoice->get_invoice_quote_type() ),
-            wpinv_status_nicename( $invoice->get_status(), $invoice  )
+            __('%s created with the status "%s".', 'invoicing'),
+            ucfirst($invoice->get_invoice_quote_type()),
+            wpinv_status_nicename($invoice->get_status(), $invoice)
         )
     );
 
 }
-add_action( 'getpaid_new_invoice', 'getpaid_new_invoice' );
+add_action('getpaid_new_invoice', 'getpaid_new_invoice');
 
 /**
  * This function updates invoice caches.
  * 
  * @param WPInv_Invoice $invoice
  */
-function getpaid_update_invoice_caches( $invoice ) {
+function getpaid_update_invoice_caches($invoice) {
 
     // Cache invoice number.
-    wp_cache_set( $invoice->get_number(), $invoice->get_id(), "getpaid_invoice_numbers_to_invoice_ids" );
+    wp_cache_set($invoice->get_number(), $invoice->get_id(), "getpaid_invoice_numbers_to_invoice_ids");
 
     // Cache invoice key.
-    wp_cache_set( $invoice->get_key(), $invoice->get_id(), "getpaid_invoice_keys_to_invoice_ids" );
+    wp_cache_set($invoice->get_key(), $invoice->get_id(), "getpaid_invoice_keys_to_invoice_ids");
 
     // (Maybe) cache transaction id.
     $transaction_id = $invoice->get_transaction_id();
 
-    if ( ! empty( $transaction_id ) ) {
-        wp_cache_set( $transaction_id, $invoice->get_id(), "getpaid_invoice_transaction_ids_to_invoice_ids" );
+    if (!empty($transaction_id)) {
+        wp_cache_set($transaction_id, $invoice->get_id(), "getpaid_invoice_transaction_ids_to_invoice_ids");
     }
 
 }
-add_action( 'getpaid_new_invoice', 'getpaid_update_invoice_caches', 5 );
-add_action( 'getpaid_update_invoice', 'getpaid_update_invoice_caches', 5 );
+add_action('getpaid_new_invoice', 'getpaid_update_invoice_caches', 5);
+add_action('getpaid_update_invoice', 'getpaid_update_invoice_caches', 5);
 
 /**
  * Duplicates an invoice.
@@ -1062,7 +1062,7 @@ 
  * @param  WPInv_Invoice $old_invoice The invoice to duplicate
  * @return WPInv_Invoice The new invoice.
  */
-function getpaid_duplicate_invoice( $old_invoice ) {
+function getpaid_duplicate_invoice($old_invoice) {
 
     // Create the new invoice.
     $invoice = new WPInv_Invoice();
@@ -1123,123 +1123,123 @@ 
  * @param WPInv_Invoice $invoice
  * @return array
  */
-function getpaid_get_invoice_meta( $invoice ) {
+function getpaid_get_invoice_meta($invoice) {
 
     // Load the invoice meta.
     $meta = array(
 
         'number' => array(
             'label' => sprintf(
-                __( '%s Number', 'invoicing' ),
-                ucfirst( $invoice->get_invoice_quote_type() )
+                __('%s Number', 'invoicing'),
+                ucfirst($invoice->get_invoice_quote_type())
             ),
-            'value' => sanitize_text_field( $invoice->get_number() ),
+            'value' => sanitize_text_field($invoice->get_number()),
         ),
 
         'status' => array(
             'label' => sprintf(
-                __( '%s Status', 'invoicing' ),
-                ucfirst( $invoice->get_invoice_quote_type() )
+                __('%s Status', 'invoicing'),
+                ucfirst($invoice->get_invoice_quote_type())
             ),
             'value' => $invoice->get_status_label_html(),
         ),
 
         'date' => array(
             'label' => sprintf(
-                __( '%s Date', 'invoicing' ),
-                ucfirst( $invoice->get_invoice_quote_type() )
+                __('%s Date', 'invoicing'),
+                ucfirst($invoice->get_invoice_quote_type())
             ),
-            'value' => getpaid_format_date( $invoice->get_created_date() ),
+            'value' => getpaid_format_date($invoice->get_created_date()),
         ),
 
         'date_paid' => array(
-            'label' => __( 'Paid On', 'invoicing' ),
-            'value' => getpaid_format_date( $invoice->get_completed_date() ),
+            'label' => __('Paid On', 'invoicing'),
+            'value' => getpaid_format_date($invoice->get_completed_date()),
         ),
 
         'gateway'   => array(
-            'label' => __( 'Payment Method', 'invoicing' ),
-            'value' => sanitize_text_field( $invoice->get_gateway_title() ),
+            'label' => __('Payment Method', 'invoicing'),
+            'value' => sanitize_text_field($invoice->get_gateway_title()),
         ),
 
         'transaction_id' => array(
-            'label' => __( 'Transaction ID', 'invoicing' ),
-            'value' => sanitize_text_field( $invoice->get_transaction_id() ),
+            'label' => __('Transaction ID', 'invoicing'),
+            'value' => sanitize_text_field($invoice->get_transaction_id()),
         ),
 
         'due_date'  => array(
-            'label' => __( 'Due Date', 'invoicing' ),
-            'value' => getpaid_format_date( $invoice->get_due_date() ),
+            'label' => __('Due Date', 'invoicing'),
+            'value' => getpaid_format_date($invoice->get_due_date()),
         ),
 
         'vat_number' => array(
-            'label' => __( 'VAT Number', 'invoicing' ),
-            'value' => sanitize_text_field( $invoice->get_vat_number() ),
+            'label' => __('VAT Number', 'invoicing'),
+            'value' => sanitize_text_field($invoice->get_vat_number()),
         ),
 
     );
 
     // If it is not paid, remove the date of payment.
-    if ( ! $invoice->is_paid() ) {
-        unset( $meta[ 'date_paid' ] );
-        unset( $meta[ 'transaction_id' ] );
+    if (!$invoice->is_paid()) {
+        unset($meta['date_paid']);
+        unset($meta['transaction_id']);
     }
 
-    if ( ! $invoice->is_paid() || 'none' == $invoice->get_gateway() ) {
-        unset( $meta[ 'gateway' ] );
+    if (!$invoice->is_paid() || 'none' == $invoice->get_gateway()) {
+        unset($meta['gateway']);
     }
 
     // Only display the due date if due dates are enabled.
-    if ( ! $invoice->needs_payment() || ! wpinv_get_option( 'overdue_active' ) ) {
-        unset( $meta[ 'due_date' ] );
+    if (!$invoice->needs_payment() || !wpinv_get_option('overdue_active')) {
+        unset($meta['due_date']);
     }
 
     // Only display the vat number if taxes are enabled.
-    if ( ! wpinv_use_taxes() ) {
-        unset( $meta[ 'vat_number' ] );
+    if (!wpinv_use_taxes()) {
+        unset($meta['vat_number']);
     }
 
-    if ( $invoice->is_recurring() ) {
+    if ($invoice->is_recurring()) {
 
         // Link to the parent invoice.
-        if ( $invoice->is_renewal() ) {
+        if ($invoice->is_renewal()) {
 
-            $meta[ 'parent' ] = array(
+            $meta['parent'] = array(
 
                 'label' => sprintf(
-                    __( 'Parent %s', 'invoicing' ),
-                    ucfirst( $invoice->get_invoice_quote_type() )
+                    __('Parent %s', 'invoicing'),
+                    ucfirst($invoice->get_invoice_quote_type())
                 ),
 
-                'value' => wpinv_invoice_link( $invoice->get_parent_id() ),
+                'value' => wpinv_invoice_link($invoice->get_parent_id()),
 
             );
 
         }
 
-        $subscription = wpinv_get_subscription( $invoice );
+        $subscription = wpinv_get_subscription($invoice);
 
-        if ( ! empty ( $subscription ) ) {
+        if (!empty ($subscription)) {
 
             // Display the renewal date.
-            if ( $subscription->is_active() && 'cancelled' != $subscription->get_status() ) {
+            if ($subscription->is_active() && 'cancelled' != $subscription->get_status()) {
 
-                $meta[ 'renewal_date' ] = array(
+                $meta['renewal_date'] = array(
 
-                    'label' => __( 'Renews On', 'invoicing' ),
-                    'value' => getpaid_format_date( $subscription->get_expiration() ),
+                    'label' => __('Renews On', 'invoicing'),
+                    'value' => getpaid_format_date($subscription->get_expiration()),
         
                 );
 
             }
 
-            if ( $invoice->is_parent() ) {
+            if ($invoice->is_parent()) {
 
                 // Display the recurring amount.
-                $meta[ 'recurring_total' ] = array(
+                $meta['recurring_total'] = array(
 
-                    'label' => __( 'Recurring Amount', 'invoicing' ),
-                    'value' => wpinv_price( $subscription->get_recurring_amount(), $invoice->get_currency() ),
+                    'label' => __('Recurring Amount', 'invoicing'),
+                    'value' => wpinv_price($subscription->get_recurring_amount(), $invoice->get_currency()),
         
                 );
 
@@ -1249,15 +1249,15 @@ 
     }
 
     // Add the invoice total to the meta.
-    $meta[ 'invoice_total' ] = array(
+    $meta['invoice_total'] = array(
 
-        'label' => __( 'Total Amount', 'invoicing' ),
-        'value' => wpinv_price( $invoice->get_total(), $invoice->get_currency() ),
+        'label' => __('Total Amount', 'invoicing'),
+        'value' => wpinv_price($invoice->get_total(), $invoice->get_currency()),
 
     );
 
     // Provide a way for third party plugins to filter the meta.
-    $meta = apply_filters( 'getpaid_invoice_meta_data', $meta, $invoice );
+    $meta = apply_filters('getpaid_invoice_meta_data', $meta, $invoice);
 
     return $meta;
 

includes/api/class-getpaid-rest-settings-controller.php

Indentation +749 added lines, -749 removed lines

@@ -18,758 +18,758 @@
  */
 class GetPaid_REST_Settings_Controller extends GetPaid_REST_Controller {
 
-	/**
-	 * An array of available settings.
-	 *
-	 * @var string
-	 */
-	protected $settings;
-
-	/**
-	 * Route base.
-	 *
-	 * @var string
-	 */
-	protected $rest_base = 'settings';
-
-	/**
-	 * Registers the routes for the objects of the controller.
-	 *
-	 * @since 2.0.0
-	 *
-	 * @see register_rest_route()
-	 */
-	public function register_namespace_routes( $namespace ) {
-
-		// List all registered tabs.
-		register_rest_route(
-			$namespace,
-			$this->rest_base,
-			array(
-				array(
-					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_tabs' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
-				),
-				'schema' => '__return_empty_array',
-			)
-		);
-
-		// View/Update a single setting.
-		register_rest_route(
-			$namespace,
-			$this->rest_base . '/setting/(?P<id>[\w-]+)',
-			array(
-				'args'   => array(
-					'id'    => array(
-						'description' => __( 'Unique identifier for the setting.', 'invoicing' ),
-						'type'        => 'string',
-						'required'    => true,
-					),
-				),
-				array(
-					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_item' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
-				),
-				array(
-					'methods'             => WP_REST_Server::EDITABLE,
-					'callback'            => array( $this, 'update_item' ),
-					'permission_callback' => array( $this, 'update_items_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
-				),
-				'schema' => array( $this, 'get_public_item_schema' ),
-			)
-		);
-
-		// List registered sections for a given tab.
-		register_rest_route(
-			$namespace,
-			$this->rest_base . '/(?P<tab>[\w-]+)',
-			array(
-				'args'   => array(
-					'tab'    => array(
-						'description' => __( 'Unique identifier for the tab whose sections should be retrieved.', 'invoicing' ),
-						'type'        => 'string',
-						'required'    => true,
-						'enum'        => array_keys( wpinv_get_settings_tabs() ),
-					),
-				),
-				array(
-					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_sections' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
-				),
-				'schema' => '__return_empty_array',
-			)
-		);
-
-		// List all registered settings for a given tab.
-		register_rest_route(
-			$namespace,
-			$this->rest_base . '/(?P<tab>[\w-]+)/(?P<section>[\w-]+)',
-			array(
-				'args'   => array(
-					'tab'    => array(
-						'description' => __( 'Unique identifier for the tab whose settings should be retrieved.', 'invoicing' ),
-						'type'        => 'string',
-						'required'    => true,
-						'enum'        => array_keys( wpinv_get_settings_tabs() ),
-					),
-					'section'    => array(
-						'description' => __( 'The section in the tab whose settings should be retrieved.', 'invoicing' ),
-						'type'        => 'string',
-						'required'    => true,
-					),
-				),
-				array(
-					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_items' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
-				),
-				'schema' => array( $this, 'get_public_item_schema' ),
-			)
-		);
-
-		register_rest_route(
-			$namespace,
-			'/' . $this->rest_base . '/batch',
-			array(
-				'args'   => array(
-					'id'              => array(
-						'description' => __( 'Setting ID.', 'invoicing' ),
-						'type'        => 'string',
-					),
-				),
-				array(
-					'methods'             => WP_REST_Server::EDITABLE,
-					'callback'            => array( $this, 'batch_items' ),
-					'permission_callback' => array( $this, 'batch_items_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
-				),
-				'schema' => array( $this, 'get_public_batch_schema' ),
-			)
-		);
-
-	}
+    /**
+     * An array of available settings.
+     *
+     * @var string
+     */
+    protected $settings;
+
+    /**
+     * Route base.
+     *
+     * @var string
+     */
+    protected $rest_base = 'settings';
+
+    /**
+     * Registers the routes for the objects of the controller.
+     *
+     * @since 2.0.0
+     *
+     * @see register_rest_route()
+     */
+    public function register_namespace_routes( $namespace ) {
+
+        // List all registered tabs.
+        register_rest_route(
+            $namespace,
+            $this->rest_base,
+            array(
+                array(
+                    'methods'             => WP_REST_Server::READABLE,
+                    'callback'            => array( $this, 'get_tabs' ),
+                    'permission_callback' => array( $this, 'get_items_permissions_check' ),
+                ),
+                'schema' => '__return_empty_array',
+            )
+        );
+
+        // View/Update a single setting.
+        register_rest_route(
+            $namespace,
+            $this->rest_base . '/setting/(?P<id>[\w-]+)',
+            array(
+                'args'   => array(
+                    'id'    => array(
+                        'description' => __( 'Unique identifier for the setting.', 'invoicing' ),
+                        'type'        => 'string',
+                        'required'    => true,
+                    ),
+                ),
+                array(
+                    'methods'             => WP_REST_Server::READABLE,
+                    'callback'            => array( $this, 'get_item' ),
+                    'permission_callback' => array( $this, 'get_items_permissions_check' ),
+                ),
+                array(
+                    'methods'             => WP_REST_Server::EDITABLE,
+                    'callback'            => array( $this, 'update_item' ),
+                    'permission_callback' => array( $this, 'update_items_permissions_check' ),
+                    'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
+                ),
+                'schema' => array( $this, 'get_public_item_schema' ),
+            )
+        );
+
+        // List registered sections for a given tab.
+        register_rest_route(
+            $namespace,
+            $this->rest_base . '/(?P<tab>[\w-]+)',
+            array(
+                'args'   => array(
+                    'tab'    => array(
+                        'description' => __( 'Unique identifier for the tab whose sections should be retrieved.', 'invoicing' ),
+                        'type'        => 'string',
+                        'required'    => true,
+                        'enum'        => array_keys( wpinv_get_settings_tabs() ),
+                    ),
+                ),
+                array(
+                    'methods'             => WP_REST_Server::READABLE,
+                    'callback'            => array( $this, 'get_sections' ),
+                    'permission_callback' => array( $this, 'get_items_permissions_check' ),
+                ),
+                'schema' => '__return_empty_array',
+            )
+        );
+
+        // List all registered settings for a given tab.
+        register_rest_route(
+            $namespace,
+            $this->rest_base . '/(?P<tab>[\w-]+)/(?P<section>[\w-]+)',
+            array(
+                'args'   => array(
+                    'tab'    => array(
+                        'description' => __( 'Unique identifier for the tab whose settings should be retrieved.', 'invoicing' ),
+                        'type'        => 'string',
+                        'required'    => true,
+                        'enum'        => array_keys( wpinv_get_settings_tabs() ),
+                    ),
+                    'section'    => array(
+                        'description' => __( 'The section in the tab whose settings should be retrieved.', 'invoicing' ),
+                        'type'        => 'string',
+                        'required'    => true,
+                    ),
+                ),
+                array(
+                    'methods'             => WP_REST_Server::READABLE,
+                    'callback'            => array( $this, 'get_items' ),
+                    'permission_callback' => array( $this, 'get_items_permissions_check' ),
+                ),
+                'schema' => array( $this, 'get_public_item_schema' ),
+            )
+        );
+
+        register_rest_route(
+            $namespace,
+            '/' . $this->rest_base . '/batch',
+            array(
+                'args'   => array(
+                    'id'              => array(
+                        'description' => __( 'Setting ID.', 'invoicing' ),
+                        'type'        => 'string',
+                    ),
+                ),
+                array(
+                    'methods'             => WP_REST_Server::EDITABLE,
+                    'callback'            => array( $this, 'batch_items' ),
+                    'permission_callback' => array( $this, 'batch_items_permissions_check' ),
+                    'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
+                ),
+                'schema' => array( $this, 'get_public_batch_schema' ),
+            )
+        );
+
+    }
 	
-	/**
-	 * Return all settings.
-	 *
-	 * @since  2.0.0
-	 * @param  WP_REST_Request $request Request data.
-	 * @return WP_Error|WP_REST_Response
-	 */
-	public function get_items( $request ) {
-
-		$settings = $this->get_settings();
-
-		if ( ! isset( $settings[ $request['tab'] ] ) ) {
-			return new WP_Error( 'rest_invalid_tab', __( 'Invalid tab.', 'invoicing' ), array( 'status' => 400 ) );
-		}
-
-		if ( ! isset( $settings[ $request['tab'] ][ $request['section'] ] ) ) {
-			return new WP_Error( 'rest_invalid_section', __( 'Invalid section.', 'invoicing' ), array( 'status' => 400 ) );
-		}
-
-		$settings = $settings[ $request['tab'] ][ $request['section'] ];
-		$prepared = array();
-
-		foreach ( $settings as $setting ) {
-
-			$setting      = $this->sanitize_setting( $setting );
-			$setting_data = $this->prepare_item_for_response( $setting, $request );
-			$setting_data = $this->prepare_response_for_collection( $setting_data );
-
-			if ( $this->is_setting_type_valid( $setting['type'] ) ) {
-				$prepared[]   = $setting_data;
-			}
-
-		}
-
-		return rest_ensure_response( $prepared );
-	}
-
-	/**
-	 * Return a single setting.
-	 *
-	 * @since  2.0.0
-	 * @param  WP_REST_Request $request Request data.
-	 * @return WP_Error|WP_REST_Response
-	 */
-	public function get_item( $request ) {
-		$setting  = $this->get_setting( $request['id'] );
-
-		if ( is_wp_error( $setting ) ) {
-			return $setting;
-		}
-
-		$setting  = $this->sanitize_setting( $setting );
-		$response = $this->prepare_item_for_response( $setting, $request );
-		return rest_ensure_response( $response );
-	}
-
-	/**
-	 * Update a single setting.
-	 *
-	 * @since  2.0.0
-	 * @param  WP_REST_Request $request Request data.
-	 * @return WP_Error|WP_REST_Response
-	 */
-	public function update_item( $request ) {
-		$setting = $this->get_setting( $request['id'] );
-
-		if ( is_wp_error( $setting ) ) {
-			return $setting;
-		}
-
-		if ( is_callable( array( $this, 'validate_setting_' . $setting['type'] . '_field' ) ) ) {
-			$value = $this->{'validate_setting_' . $setting['type'] . '_field'}( $request['value'], $setting );
-		} else {
-			$value = $this->validate_setting_text_field( $request['value'], $setting );
-		}
-
-		if ( is_wp_error( $value ) ) {
-			return $value;
-		}
-
-		wpinv_update_option( $request['id'], $value );
-		$setting['value'] = $value;
-		$setting          = $this->sanitize_setting( $setting );
-		$response         = $this->prepare_item_for_response( $setting, $request );
-
-		return rest_ensure_response( $response );
-	}
-
-	/**
-	 * Makes sure the current user has access to READ the settings APIs.
-	 *
-	 * @since  2.0.0
-	 * @param WP_REST_Request $request Full data about the request.
-	 * @return WP_Error|boolean
-	 */
-	public function get_items_permissions_check( $request ) {
-		if ( ! wpinv_current_user_can_manage_invoicing() ) {
-			return new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot list resources.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
-		}
-
-		return true;
-	}
-
-	/**
-	 * Makes sure the current user has access to WRITE the settings APIs.
-	 *
-	 * @since  2.0.0
-	 * @param WP_REST_Request $request Full data about the request.
-	 * @return WP_Error|boolean
-	 */
-	public function update_items_permissions_check( $request ) {
-		if ( ! wpinv_current_user_can_manage_invoicing() ) {
-			return new WP_Error( 'rest_cannot_edit', __( 'Sorry, you cannot edit this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
-		}
-
-		return true;
-	}
-
-	/**
-	 * Check if a given request has access batch create, update and delete items.
-	 *
-	 * @param  WP_REST_Request $request Full details about the request.
-	 *
-	 * @return boolean|WP_Error
-	 */
-	public function batch_items_permissions_check( $request ) {
-		return wpinv_current_user_can_manage_invoicing() ? true : new WP_Error( 'rest_cannot_batch', __( 'Sorry, you are not allowed to batch manipulate this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
-	}
-
-	/**
-	 * Prepare links for the request.
-	 *
-	 * @param string $setting_id Setting ID.
-	 * @return array Links for the given setting.
-	 */
-	protected function prepare_links( $setting_id ) {
-
-		$links = array(
-			'self'       => array(
-				'href'   => rest_url( sprintf( '/%s/%s/setting/%s', $this->namespace, $this->rest_base, $setting_id ) ),
-			),
-			'collection' => array(
-				'href'   => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
-			),
-		);
-
-		return $links;
-	}
-
-	/**
-	 * Prepare a settings object for serialization.
-	 *
-	 * @since  2.0.0
-	 * @param array           $item Setting object.
-	 * @param WP_REST_Request $request Request object.
-	 * @return WP_REST_Response $response Response data.
-	 */
-	public function prepare_item_for_response( $item, $request ) {
-		$context = empty( $request['context'] ) ? 'view' : $request['context'];
-		$data    = $this->add_additional_fields_to_object( $item, $request );
-		$data    = $this->filter_response_by_context( $data, $context );
-
-		$response = rest_ensure_response( $data );
-
-		$response->add_links( $this->prepare_links( $item['id'] ) );
-
-		return $response;
-	}
-
-	/**
-	 * Filters out bad values from the settings array/filter so we
-	 * only return known values via the API.
-	 *
-	 * @since 2.0.0
-	 * @param  array $setting Setting.
-	 * @return array
-	 */
-	public function filter_setting( $setting ) {
-		return array_intersect_key(
-			$setting,
-			array_flip( array_filter( array_keys( $setting ), array( $this, 'allowed_setting_keys' ) ) )
-		);
-	}
-
-	/**
-	 * Callback for allowed keys for each setting response.
-	 *
-	 * @param  string $key Key to check.
-	 * @return boolean
-	 */
-	public function allowed_setting_keys( $key ) {
-		return in_array( $key, array_keys( $this->setting_defaults() ), true );
-	}
-
-	/**
-	 * Returns default options for a setting. null means the field is required.
-	 *
-	 * @since  2.0.0
-	 * @return array
-	 */
-	protected function setting_defaults() {
-		return array(
-			'id'          => null,
-			'name'        => null,
-			'desc'        => '',
-			'options'     => array(),
-			'std'         => false,
-			'value'       => false,
-			'placeholder' => '',
-			'readonly'    => false,
-			'faux'        => false,
-			'section'     => 'main',
-			'tab'         => 'general',
-			'type'        => 'text',
-		);
-	}
-
-	/**
-	 * Sanitizes a setting's field.
-	 *
-	 * @param  array $setting The setting to sanitize.
-	 * @return array
-	 */
-	public function sanitize_setting( $setting ) {
+    /**
+     * Return all settings.
+     *
+     * @since  2.0.0
+     * @param  WP_REST_Request $request Request data.
+     * @return WP_Error|WP_REST_Response
+     */
+    public function get_items( $request ) {
+
+        $settings = $this->get_settings();
+
+        if ( ! isset( $settings[ $request['tab'] ] ) ) {
+            return new WP_Error( 'rest_invalid_tab', __( 'Invalid tab.', 'invoicing' ), array( 'status' => 400 ) );
+        }
+
+        if ( ! isset( $settings[ $request['tab'] ][ $request['section'] ] ) ) {
+            return new WP_Error( 'rest_invalid_section', __( 'Invalid section.', 'invoicing' ), array( 'status' => 400 ) );
+        }
+
+        $settings = $settings[ $request['tab'] ][ $request['section'] ];
+        $prepared = array();
+
+        foreach ( $settings as $setting ) {
+
+            $setting      = $this->sanitize_setting( $setting );
+            $setting_data = $this->prepare_item_for_response( $setting, $request );
+            $setting_data = $this->prepare_response_for_collection( $setting_data );
+
+            if ( $this->is_setting_type_valid( $setting['type'] ) ) {
+                $prepared[]   = $setting_data;
+            }
+
+        }
+
+        return rest_ensure_response( $prepared );
+    }
+
+    /**
+     * Return a single setting.
+     *
+     * @since  2.0.0
+     * @param  WP_REST_Request $request Request data.
+     * @return WP_Error|WP_REST_Response
+     */
+    public function get_item( $request ) {
+        $setting  = $this->get_setting( $request['id'] );
+
+        if ( is_wp_error( $setting ) ) {
+            return $setting;
+        }
+
+        $setting  = $this->sanitize_setting( $setting );
+        $response = $this->prepare_item_for_response( $setting, $request );
+        return rest_ensure_response( $response );
+    }
+
+    /**
+     * Update a single setting.
+     *
+     * @since  2.0.0
+     * @param  WP_REST_Request $request Request data.
+     * @return WP_Error|WP_REST_Response
+     */
+    public function update_item( $request ) {
+        $setting = $this->get_setting( $request['id'] );
+
+        if ( is_wp_error( $setting ) ) {
+            return $setting;
+        }
+
+        if ( is_callable( array( $this, 'validate_setting_' . $setting['type'] . '_field' ) ) ) {
+            $value = $this->{'validate_setting_' . $setting['type'] . '_field'}( $request['value'], $setting );
+        } else {
+            $value = $this->validate_setting_text_field( $request['value'], $setting );
+        }
+
+        if ( is_wp_error( $value ) ) {
+            return $value;
+        }
+
+        wpinv_update_option( $request['id'], $value );
+        $setting['value'] = $value;
+        $setting          = $this->sanitize_setting( $setting );
+        $response         = $this->prepare_item_for_response( $setting, $request );
+
+        return rest_ensure_response( $response );
+    }
+
+    /**
+     * Makes sure the current user has access to READ the settings APIs.
+     *
+     * @since  2.0.0
+     * @param WP_REST_Request $request Full data about the request.
+     * @return WP_Error|boolean
+     */
+    public function get_items_permissions_check( $request ) {
+        if ( ! wpinv_current_user_can_manage_invoicing() ) {
+            return new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot list resources.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+        }
+
+        return true;
+    }
+
+    /**
+     * Makes sure the current user has access to WRITE the settings APIs.
+     *
+     * @since  2.0.0
+     * @param WP_REST_Request $request Full data about the request.
+     * @return WP_Error|boolean
+     */
+    public function update_items_permissions_check( $request ) {
+        if ( ! wpinv_current_user_can_manage_invoicing() ) {
+            return new WP_Error( 'rest_cannot_edit', __( 'Sorry, you cannot edit this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+        }
+
+        return true;
+    }
+
+    /**
+     * Check if a given request has access batch create, update and delete items.
+     *
+     * @param  WP_REST_Request $request Full details about the request.
+     *
+     * @return boolean|WP_Error
+     */
+    public function batch_items_permissions_check( $request ) {
+        return wpinv_current_user_can_manage_invoicing() ? true : new WP_Error( 'rest_cannot_batch', __( 'Sorry, you are not allowed to batch manipulate this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+    }
+
+    /**
+     * Prepare links for the request.
+     *
+     * @param string $setting_id Setting ID.
+     * @return array Links for the given setting.
+     */
+    protected function prepare_links( $setting_id ) {
+
+        $links = array(
+            'self'       => array(
+                'href'   => rest_url( sprintf( '/%s/%s/setting/%s', $this->namespace, $this->rest_base, $setting_id ) ),
+            ),
+            'collection' => array(
+                'href'   => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
+            ),
+        );
+
+        return $links;
+    }
+
+    /**
+     * Prepare a settings object for serialization.
+     *
+     * @since  2.0.0
+     * @param array           $item Setting object.
+     * @param WP_REST_Request $request Request object.
+     * @return WP_REST_Response $response Response data.
+     */
+    public function prepare_item_for_response( $item, $request ) {
+        $context = empty( $request['context'] ) ? 'view' : $request['context'];
+        $data    = $this->add_additional_fields_to_object( $item, $request );
+        $data    = $this->filter_response_by_context( $data, $context );
+
+        $response = rest_ensure_response( $data );
+
+        $response->add_links( $this->prepare_links( $item['id'] ) );
+
+        return $response;
+    }
+
+    /**
+     * Filters out bad values from the settings array/filter so we
+     * only return known values via the API.
+     *
+     * @since 2.0.0
+     * @param  array $setting Setting.
+     * @return array
+     */
+    public function filter_setting( $setting ) {
+        return array_intersect_key(
+            $setting,
+            array_flip( array_filter( array_keys( $setting ), array( $this, 'allowed_setting_keys' ) ) )
+        );
+    }
+
+    /**
+     * Callback for allowed keys for each setting response.
+     *
+     * @param  string $key Key to check.
+     * @return boolean
+     */
+    public function allowed_setting_keys( $key ) {
+        return in_array( $key, array_keys( $this->setting_defaults() ), true );
+    }
+
+    /**
+     * Returns default options for a setting. null means the field is required.
+     *
+     * @since  2.0.0
+     * @return array
+     */
+    protected function setting_defaults() {
+        return array(
+            'id'          => null,
+            'name'        => null,
+            'desc'        => '',
+            'options'     => array(),
+            'std'         => false,
+            'value'       => false,
+            'placeholder' => '',
+            'readonly'    => false,
+            'faux'        => false,
+            'section'     => 'main',
+            'tab'         => 'general',
+            'type'        => 'text',
+        );
+    }
+
+    /**
+     * Sanitizes a setting's field.
+     *
+     * @param  array $setting The setting to sanitize.
+     * @return array
+     */
+    public function sanitize_setting( $setting ) {
 		
-		$setting          = wp_parse_args( $setting, $this->setting_defaults() );
-		$setting['value'] = wpinv_get_option( $setting['id'], $setting['std'] );
-		return $this->filter_setting( $setting );
-
-	}
-
-	/**
-	 * Get setting data.
-	 *
-	 * @since  2.0.0
-	 * @param string $setting_id Setting ID.
-	 * @return array|WP_Error
-	 */
-	public function get_setting( $setting_id ) {
-
-		if ( empty( $setting_id ) ) {
-			return new WP_Error( 'rest_setting_setting_invalid', __( 'Invalid setting.', 'invoicing' ), array( 'status' => 404 ) );
-		}
-
-		$settings  = $this->get_settings();
-
-		foreach ( $settings as $tabs ) {
-
-			foreach ( $tabs as $sections ) {
-
-				if ( isset( $sections[ $setting_id ] ) ) {
-					if ( ! $this->is_setting_type_valid( $sections[ $setting_id ]['type'] ) ) {
-						return new WP_Error( 'rest_setting_setting_type_invalid', __( 'Invalid setting type.', 'invoicing' ), array( 'status' => 404 ) );
-					}
-
-					return $sections[ $setting_id ];
-				}
-
-			}
-
-		}
-
-		return new WP_Error( 'rest_setting_setting_invalid', __( 'Invalid setting.', 'invoicing' ), array( 'status' => 404 ) );
-	}
-
-	/**
-	 * Get all tabs.
-	 *
-	 * @param  WP_REST_Request $request Request data.
-	 * @return array
-	 */
-	public function get_tabs( $request ) {
-		$tabs     = wpinv_get_settings_tabs();
-		$prepared = array();
-
-		foreach ( $tabs as $id => $tab ) {
-
-			$_request        = $request;
-			$_request['tab'] = sanitize_title( $id );
-			$data            = array(
-				'id'       => sanitize_title( $id ),
-				'label'    => sanitize_text_field( $tab ),
-				'sections' => $this->get_sections( $_request ),
-			);
-
-			$data     = $this->add_additional_fields_to_object( $data, $request );
-			$response = rest_ensure_response( $data );
-
-			if ( ! is_wp_error( $response ) ) {
-				$links = array(
-					'sections'   => array(
-						'href'   => rest_url( sprintf( '/%s/%s/%s', $this->namespace, $this->rest_base, $id ) ),
-					),
-					'collection' => array(
-						'href'   => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
-					),
-				);
-				$response->add_links( $links );
-				$response = $this->prepare_response_for_collection( $response );
-			}
-
-			$prepared[] = $response;
-
-		}
-
-		return rest_ensure_response( $prepared );
-	}
-
-	/**
-	 * Get all sections.
-	 *
-	 * @param  WP_REST_Request $request Request data.
-	 * @return array
-	 */
-	public function get_sections( $request ) {
-
-		$tab      = sanitize_title( $request['tab'] );
-		$sections = wpinv_get_settings_tab_sections( $tab );
-		$prepared = array();
-
-		foreach ( $sections as $id => $section ) {
-
-			$data            = array(
-				'id'       => sanitize_title( $id ),
-				'label'    => sanitize_text_field( $section ),
-			);
-
-			$data     = $this->add_additional_fields_to_object( $data, $request );
-			$response = rest_ensure_response( $data );
-
-			if ( ! is_wp_error( $response ) ) {
-				$links = array(
-					'settings'   => array(
-						'href'   => rest_url( sprintf( '/%s/%s/%s/%s', $this->namespace, $this->rest_base, $tab, $id ) ),
-					),
-					'collection' => array(
-						'href'   => rest_url( sprintf( '/%s/%s/%s', $this->namespace, $this->rest_base, $tab ) ),
-					),
-					'tabs'       => array(
-						'href'   => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
-					),
-				);
-				$response->add_links( $links );
-				$response = $this->prepare_response_for_collection( $response );
-			}
-
-			$prepared[] = $response;
-
-		}
-
-		return rest_ensure_response( $prepared );
-	}
-
-	/**
-	 * Get all settings.
-	 *
-	 * @return array
-	 */
-	public function get_settings() {
-
-		if ( empty( $this->settings ) ) {
-			$this->settings = wpinv_get_registered_settings();
-		}
-
-		return $this->settings;
-
-	}
-
-	/**
-	 * Boolean for if a setting type is a valid supported setting type.
-	 *
-	 * @since  2.0.0
-	 * @param  string $type Type.
-	 * @return bool
-	 */
-	public function is_setting_type_valid( $type ) {
-
-		return in_array(
-			$type, array(
-				'text',         // Validates with validate_setting_text_field.
-				'email',        // Validates with validate_setting_text_field.
-				'number',       // Validates with validate_setting_text_field.
-				'color',        // Validates with validate_setting_text_field.
-				'password',     // Validates with validate_setting_text_field.
-				'textarea',     // Validates with validate_setting_textarea_field.
-				'select',       // Validates with validate_setting_select_field.
-				'multiselect',  // Validates with validate_setting_multiselect_field.
-				'radio',        // Validates with validate_setting_radio_field (-> validate_setting_select_field).
-				'checkbox',     // Validates with validate_setting_checkbox_field.
-				'header',       // Validates with validate_setting_text_field.
-			)
-		);
-
-	}
-
-	/**
-	 * Get the settings schema, conforming to JSON Schema.
-	 *
-	 * @return array
-	 */
-	public function get_item_schema() {
-
-		// Maybe retrieve the schema from cache.
-		if ( ! empty( $this->schema ) ) {
-			return $this->add_additional_fields_schema( $this->schema );
-		}
-
-		$schema = array(
-			'$schema'    => 'http://json-schema.org/draft-04/schema#',
-			'title'      => 'setting',
-			'type'       => 'object',
-			'properties' => array(
-				'id'          => array(
-					'description' => __( 'A unique identifier for the setting.', 'invoicing' ),
-					'type'        => 'string',
-					'arg_options' => array(
-						'sanitize_callback' => 'sanitize_title',
-					),
-					'context'     => array( 'view', 'edit' ),
-					'readonly'    => true,
-				),
-				'tab'         => array(
-					'description' => __( 'An identifier for the tab this setting belongs to.', 'invoicing' ),
-					'type'        => 'string',
-					'arg_options' => array(
-						'sanitize_callback' => 'sanitize_title',
-					),
-					'context'     => array( 'view', 'edit' ),
-					'readonly'    => true,
-				),
-				'section'     => array(
-					'description' => __( 'An identifier for the section this setting belongs to.', 'invoicing' ),
-					'type'        => 'string',
-					'arg_options' => array(
-						'sanitize_callback' => 'sanitize_title',
-					),
-					'context'     => array( 'view', 'edit' ),
-					'readonly'    => true,
-				),
-				'name'       => array(
-					'description' => __( 'A human readable label for the setting used in interfaces.', 'invoicing' ),
-					'type'        => 'string',
-					'arg_options' => array(
-						'sanitize_callback' => 'sanitize_text_field',
-					),
-					'context'     => array( 'view', 'edit' ),
-					'readonly'    => true,
-				),
-				'desc'        => array(
-					'description' => __( 'A human readable description for the setting used in interfaces.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view', 'edit' ),
-					'readonly'    => true,
-				),
-				'value'       => array(
-					'description' => __( 'The current value of this setting.', 'invoicing' ),
-					'type'        => 'mixed',
-					'context'     => array( 'view', 'edit' ),
-				),
-				'default'     => array(
-					'description' => __( 'Default value for the setting.', 'invoicing' ),
-					'type'        => 'mixed',
-					'context'     => array( 'view', 'edit' ),
-					'readonly'    => true,
-				),
-				'placeholder' => array(
-					'description' => __( 'Placeholder text to be displayed in text inputs.', 'invoicing' ),
-					'type'        => 'string',
-					'arg_options' => array(
-						'sanitize_callback' => 'sanitize_text_field',
-					),
-					'context'     => array( 'view', 'edit' ),
-					'readonly'    => true,
-				),
-				'type'        => array(
-					'description' => __( 'Type of setting.', 'invoicing' ),
-					'type'        => 'string',
-					'arg_options' => array(
-						'sanitize_callback' => 'sanitize_text_field',
-					),
-					'context'     => array( 'view', 'edit' ),
-					'enum'        => array( 'text', 'email', 'number', 'color', 'password', 'textarea', 'select', 'multiselect', 'radio', 'image_width', 'checkbox', 'raw_html' ),
-					'readonly'    => true,
-				),
-				'options'     => array(
-					'description' => __( 'Array of options (key value pairs) for inputs such as select, multiselect, and radio buttons.', 'invoicing' ),
-					'type'        => 'object',
-					'context'     => array( 'view', 'edit' ),
-					'readonly'    => true,
-				),
-				'readonly'        => array(
-					'description' => __( 'Whether or not this setting is readonly', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'faux'            => array(
-					'description' => __( 'Whether or not this setting is readonly/faux', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-			),
-		);
-
-		// Filters the settings schema for the REST API.
+        $setting          = wp_parse_args( $setting, $this->setting_defaults() );
+        $setting['value'] = wpinv_get_option( $setting['id'], $setting['std'] );
+        return $this->filter_setting( $setting );
+
+    }
+
+    /**
+     * Get setting data.
+     *
+     * @since  2.0.0
+     * @param string $setting_id Setting ID.
+     * @return array|WP_Error
+     */
+    public function get_setting( $setting_id ) {
+
+        if ( empty( $setting_id ) ) {
+            return new WP_Error( 'rest_setting_setting_invalid', __( 'Invalid setting.', 'invoicing' ), array( 'status' => 404 ) );
+        }
+
+        $settings  = $this->get_settings();
+
+        foreach ( $settings as $tabs ) {
+
+            foreach ( $tabs as $sections ) {
+
+                if ( isset( $sections[ $setting_id ] ) ) {
+                    if ( ! $this->is_setting_type_valid( $sections[ $setting_id ]['type'] ) ) {
+                        return new WP_Error( 'rest_setting_setting_type_invalid', __( 'Invalid setting type.', 'invoicing' ), array( 'status' => 404 ) );
+                    }
+
+                    return $sections[ $setting_id ];
+                }
+
+            }
+
+        }
+
+        return new WP_Error( 'rest_setting_setting_invalid', __( 'Invalid setting.', 'invoicing' ), array( 'status' => 404 ) );
+    }
+
+    /**
+     * Get all tabs.
+     *
+     * @param  WP_REST_Request $request Request data.
+     * @return array
+     */
+    public function get_tabs( $request ) {
+        $tabs     = wpinv_get_settings_tabs();
+        $prepared = array();
+
+        foreach ( $tabs as $id => $tab ) {
+
+            $_request        = $request;
+            $_request['tab'] = sanitize_title( $id );
+            $data            = array(
+                'id'       => sanitize_title( $id ),
+                'label'    => sanitize_text_field( $tab ),
+                'sections' => $this->get_sections( $_request ),
+            );
+
+            $data     = $this->add_additional_fields_to_object( $data, $request );
+            $response = rest_ensure_response( $data );
+
+            if ( ! is_wp_error( $response ) ) {
+                $links = array(
+                    'sections'   => array(
+                        'href'   => rest_url( sprintf( '/%s/%s/%s', $this->namespace, $this->rest_base, $id ) ),
+                    ),
+                    'collection' => array(
+                        'href'   => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
+                    ),
+                );
+                $response->add_links( $links );
+                $response = $this->prepare_response_for_collection( $response );
+            }
+
+            $prepared[] = $response;
+
+        }
+
+        return rest_ensure_response( $prepared );
+    }
+
+    /**
+     * Get all sections.
+     *
+     * @param  WP_REST_Request $request Request data.
+     * @return array
+     */
+    public function get_sections( $request ) {
+
+        $tab      = sanitize_title( $request['tab'] );
+        $sections = wpinv_get_settings_tab_sections( $tab );
+        $prepared = array();
+
+        foreach ( $sections as $id => $section ) {
+
+            $data            = array(
+                'id'       => sanitize_title( $id ),
+                'label'    => sanitize_text_field( $section ),
+            );
+
+            $data     = $this->add_additional_fields_to_object( $data, $request );
+            $response = rest_ensure_response( $data );
+
+            if ( ! is_wp_error( $response ) ) {
+                $links = array(
+                    'settings'   => array(
+                        'href'   => rest_url( sprintf( '/%s/%s/%s/%s', $this->namespace, $this->rest_base, $tab, $id ) ),
+                    ),
+                    'collection' => array(
+                        'href'   => rest_url( sprintf( '/%s/%s/%s', $this->namespace, $this->rest_base, $tab ) ),
+                    ),
+                    'tabs'       => array(
+                        'href'   => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
+                    ),
+                );
+                $response->add_links( $links );
+                $response = $this->prepare_response_for_collection( $response );
+            }
+
+            $prepared[] = $response;
+
+        }
+
+        return rest_ensure_response( $prepared );
+    }
+
+    /**
+     * Get all settings.
+     *
+     * @return array
+     */
+    public function get_settings() {
+
+        if ( empty( $this->settings ) ) {
+            $this->settings = wpinv_get_registered_settings();
+        }
+
+        return $this->settings;
+
+    }
+
+    /**
+     * Boolean for if a setting type is a valid supported setting type.
+     *
+     * @since  2.0.0
+     * @param  string $type Type.
+     * @return bool
+     */
+    public function is_setting_type_valid( $type ) {
+
+        return in_array(
+            $type, array(
+                'text',         // Validates with validate_setting_text_field.
+                'email',        // Validates with validate_setting_text_field.
+                'number',       // Validates with validate_setting_text_field.
+                'color',        // Validates with validate_setting_text_field.
+                'password',     // Validates with validate_setting_text_field.
+                'textarea',     // Validates with validate_setting_textarea_field.
+                'select',       // Validates with validate_setting_select_field.
+                'multiselect',  // Validates with validate_setting_multiselect_field.
+                'radio',        // Validates with validate_setting_radio_field (-> validate_setting_select_field).
+                'checkbox',     // Validates with validate_setting_checkbox_field.
+                'header',       // Validates with validate_setting_text_field.
+            )
+        );
+
+    }
+
+    /**
+     * Get the settings schema, conforming to JSON Schema.
+     *
+     * @return array
+     */
+    public function get_item_schema() {
+
+        // Maybe retrieve the schema from cache.
+        if ( ! empty( $this->schema ) ) {
+            return $this->add_additional_fields_schema( $this->schema );
+        }
+
+        $schema = array(
+            '$schema'    => 'http://json-schema.org/draft-04/schema#',
+            'title'      => 'setting',
+            'type'       => 'object',
+            'properties' => array(
+                'id'          => array(
+                    'description' => __( 'A unique identifier for the setting.', 'invoicing' ),
+                    'type'        => 'string',
+                    'arg_options' => array(
+                        'sanitize_callback' => 'sanitize_title',
+                    ),
+                    'context'     => array( 'view', 'edit' ),
+                    'readonly'    => true,
+                ),
+                'tab'         => array(
+                    'description' => __( 'An identifier for the tab this setting belongs to.', 'invoicing' ),
+                    'type'        => 'string',
+                    'arg_options' => array(
+                        'sanitize_callback' => 'sanitize_title',
+                    ),
+                    'context'     => array( 'view', 'edit' ),
+                    'readonly'    => true,
+                ),
+                'section'     => array(
+                    'description' => __( 'An identifier for the section this setting belongs to.', 'invoicing' ),
+                    'type'        => 'string',
+                    'arg_options' => array(
+                        'sanitize_callback' => 'sanitize_title',
+                    ),
+                    'context'     => array( 'view', 'edit' ),
+                    'readonly'    => true,
+                ),
+                'name'       => array(
+                    'description' => __( 'A human readable label for the setting used in interfaces.', 'invoicing' ),
+                    'type'        => 'string',
+                    'arg_options' => array(
+                        'sanitize_callback' => 'sanitize_text_field',
+                    ),
+                    'context'     => array( 'view', 'edit' ),
+                    'readonly'    => true,
+                ),
+                'desc'        => array(
+                    'description' => __( 'A human readable description for the setting used in interfaces.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view', 'edit' ),
+                    'readonly'    => true,
+                ),
+                'value'       => array(
+                    'description' => __( 'The current value of this setting.', 'invoicing' ),
+                    'type'        => 'mixed',
+                    'context'     => array( 'view', 'edit' ),
+                ),
+                'default'     => array(
+                    'description' => __( 'Default value for the setting.', 'invoicing' ),
+                    'type'        => 'mixed',
+                    'context'     => array( 'view', 'edit' ),
+                    'readonly'    => true,
+                ),
+                'placeholder' => array(
+                    'description' => __( 'Placeholder text to be displayed in text inputs.', 'invoicing' ),
+                    'type'        => 'string',
+                    'arg_options' => array(
+                        'sanitize_callback' => 'sanitize_text_field',
+                    ),
+                    'context'     => array( 'view', 'edit' ),
+                    'readonly'    => true,
+                ),
+                'type'        => array(
+                    'description' => __( 'Type of setting.', 'invoicing' ),
+                    'type'        => 'string',
+                    'arg_options' => array(
+                        'sanitize_callback' => 'sanitize_text_field',
+                    ),
+                    'context'     => array( 'view', 'edit' ),
+                    'enum'        => array( 'text', 'email', 'number', 'color', 'password', 'textarea', 'select', 'multiselect', 'radio', 'image_width', 'checkbox', 'raw_html' ),
+                    'readonly'    => true,
+                ),
+                'options'     => array(
+                    'description' => __( 'Array of options (key value pairs) for inputs such as select, multiselect, and radio buttons.', 'invoicing' ),
+                    'type'        => 'object',
+                    'context'     => array( 'view', 'edit' ),
+                    'readonly'    => true,
+                ),
+                'readonly'        => array(
+                    'description' => __( 'Whether or not this setting is readonly', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'faux'            => array(
+                    'description' => __( 'Whether or not this setting is readonly/faux', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+            ),
+        );
+
+        // Filters the settings schema for the REST API.
         $schema = apply_filters( 'getpaid_rest_settings_schema', $schema );
 
-		// Cache the settings schema.
-		$this->schema = $schema;
-
-		return $this->add_additional_fields_schema( $this->schema );
-
-	}
-
-	/**
-	 * Validate a text value for a text based setting.
-	 *
-	 * @since 2.0.0
-	 * @param string $value Value.
-	 * @param array  $setting Setting.
-	 * @return string
-	 */
-	public function validate_setting_text_field( $value ) {
-		$value = is_null( $value ) ? '' : $value;
-		return wp_kses_post( trim( stripslashes( $value ) ) );
-	}
-
-	/**
-	 * Validate select based settings.
-	 *
-	 * @since 2.0.0
-	 * @param string $value Value.
-	 * @param array  $setting Setting.
-	 * @return string|WP_Error
-	 */
-	public function validate_setting_select_field( $value, $setting ) {
-		if ( array_key_exists( $value, $setting['options'] ) ) {
-			return $value;
-		} else {
-			return new WP_Error( 'rest_setting_value_invalid', __( 'An invalid setting value was passed.', 'invoicing' ), array( 'status' => 400 ) );
-		}
-	}
-
-	/**
-	 * Validate multiselect based settings.
-	 *
-	 * @since 2.0.0
-	 * @param array $values Values.
-	 * @param array $setting Setting.
-	 * @return array|WP_Error
-	 */
-	public function validate_setting_multiselect_field( $values, $setting ) {
-		if ( empty( $values ) ) {
-			return array();
-		}
-
-		if ( ! is_array( $values ) ) {
-			return new WP_Error( 'rest_setting_value_invalid', __( 'An invalid setting value was passed.', 'invoicing' ), array( 'status' => 400 ) );
-		}
-
-		$final_values = array();
-		foreach ( $values as $value ) {
-			if ( array_key_exists( $value, $setting['options'] ) ) {
-				$final_values[] = $value;
-			}
-		}
-
-		return $final_values;
-	}
-
-	/**
-	 * Validate radio based settings.
-	 *
-	 * @since 2.0.0
-	 * @param string $value Value.
-	 * @param array  $setting Setting.
-	 * @return string|WP_Error
-	 */
-	public function validate_setting_radio_field( $value, $setting ) {
-		return $this->validate_setting_select_field( $value, $setting );
-	}
-
-	/**
-	 * Validate checkbox based settings.
-	 *
-	 * @since 2.0.0
-	 * @param string $value Value.
-	 * @return int
-	 */
-	public function validate_setting_checkbox_field( $value ) {
-		return (int) ! empty( $value );
-	}
-
-	/**
-	 * Validate textarea based settings.
-	 *
-	 * @since 2.0.0
-	 * @param string $value Value.
-	 * @return string
-	 */
-	public function validate_setting_textarea_field( $value ) {
-		$value = is_null( $value ) ? '' : $value;
-		return wp_kses(
-			trim( stripslashes( $value ) ),
-			array_merge(
-				array(
-					'iframe' => array(
-						'src'   => true,
-						'style' => true,
-						'id'    => true,
-						'class' => true,
-					),
-				),
-				wp_kses_allowed_html( 'post' )
-			)
-		);
-	}
+        // Cache the settings schema.
+        $this->schema = $schema;
+
+        return $this->add_additional_fields_schema( $this->schema );
+
+    }
+
+    /**
+     * Validate a text value for a text based setting.
+     *
+     * @since 2.0.0
+     * @param string $value Value.
+     * @param array  $setting Setting.
+     * @return string
+     */
+    public function validate_setting_text_field( $value ) {
+        $value = is_null( $value ) ? '' : $value;
+        return wp_kses_post( trim( stripslashes( $value ) ) );
+    }
+
+    /**
+     * Validate select based settings.
+     *
+     * @since 2.0.0
+     * @param string $value Value.
+     * @param array  $setting Setting.
+     * @return string|WP_Error
+     */
+    public function validate_setting_select_field( $value, $setting ) {
+        if ( array_key_exists( $value, $setting['options'] ) ) {
+            return $value;
+        } else {
+            return new WP_Error( 'rest_setting_value_invalid', __( 'An invalid setting value was passed.', 'invoicing' ), array( 'status' => 400 ) );
+        }
+    }
+
+    /**
+     * Validate multiselect based settings.
+     *
+     * @since 2.0.0
+     * @param array $values Values.
+     * @param array $setting Setting.
+     * @return array|WP_Error
+     */
+    public function validate_setting_multiselect_field( $values, $setting ) {
+        if ( empty( $values ) ) {
+            return array();
+        }
+
+        if ( ! is_array( $values ) ) {
+            return new WP_Error( 'rest_setting_value_invalid', __( 'An invalid setting value was passed.', 'invoicing' ), array( 'status' => 400 ) );
+        }
+
+        $final_values = array();
+        foreach ( $values as $value ) {
+            if ( array_key_exists( $value, $setting['options'] ) ) {
+                $final_values[] = $value;
+            }
+        }
+
+        return $final_values;
+    }
+
+    /**
+     * Validate radio based settings.
+     *
+     * @since 2.0.0
+     * @param string $value Value.
+     * @param array  $setting Setting.
+     * @return string|WP_Error
+     */
+    public function validate_setting_radio_field( $value, $setting ) {
+        return $this->validate_setting_select_field( $value, $setting );
+    }
+
+    /**
+     * Validate checkbox based settings.
+     *
+     * @since 2.0.0
+     * @param string $value Value.
+     * @return int
+     */
+    public function validate_setting_checkbox_field( $value ) {
+        return (int) ! empty( $value );
+    }
+
+    /**
+     * Validate textarea based settings.
+     *
+     * @since 2.0.0
+     * @param string $value Value.
+     * @return string
+     */
+    public function validate_setting_textarea_field( $value ) {
+        $value = is_null( $value ) ? '' : $value;
+        return wp_kses(
+            trim( stripslashes( $value ) ),
+            array_merge(
+                array(
+                    'iframe' => array(
+                        'src'   => true,
+                        'style' => true,
+                        'id'    => true,
+                        'class' => true,
+                    ),
+                ),
+                wp_kses_allowed_html( 'post' )
+            )
+        );
+    }
 
 }

Spacing +184 added lines, -184 removed lines

@@ -9,7 +9,7 @@ 
  * @since   2.0.0
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * GetPaid REST Setting controller class.
@@ -39,7 +39,7 @@ 
 	 *
 	 * @see register_rest_route()
 	 */
-	public function register_namespace_routes( $namespace ) {
+	public function register_namespace_routes($namespace) {
 
 		// List all registered tabs.
 		register_rest_route(
@@ -48,8 +48,8 @@ 
 			array(
 				array(
 					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_tabs' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
+					'callback'            => array($this, 'get_tabs'),
+					'permission_callback' => array($this, 'get_items_permissions_check'),
 				),
 				'schema' => '__return_empty_array',
 			)
@@ -62,23 +62,23 @@ 
 			array(
 				'args'   => array(
 					'id'    => array(
-						'description' => __( 'Unique identifier for the setting.', 'invoicing' ),
+						'description' => __('Unique identifier for the setting.', 'invoicing'),
 						'type'        => 'string',
 						'required'    => true,
 					),
 				),
 				array(
 					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_item' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
+					'callback'            => array($this, 'get_item'),
+					'permission_callback' => array($this, 'get_items_permissions_check'),
 				),
 				array(
 					'methods'             => WP_REST_Server::EDITABLE,
-					'callback'            => array( $this, 'update_item' ),
-					'permission_callback' => array( $this, 'update_items_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
+					'callback'            => array($this, 'update_item'),
+					'permission_callback' => array($this, 'update_items_permissions_check'),
+					'args'                => $this->get_endpoint_args_for_item_schema(WP_REST_Server::EDITABLE),
 				),
-				'schema' => array( $this, 'get_public_item_schema' ),
+				'schema' => array($this, 'get_public_item_schema'),
 			)
 		);
 
@@ -89,16 +89,16 @@ 
 			array(
 				'args'   => array(
 					'tab'    => array(
-						'description' => __( 'Unique identifier for the tab whose sections should be retrieved.', 'invoicing' ),
+						'description' => __('Unique identifier for the tab whose sections should be retrieved.', 'invoicing'),
 						'type'        => 'string',
 						'required'    => true,
-						'enum'        => array_keys( wpinv_get_settings_tabs() ),
+						'enum'        => array_keys(wpinv_get_settings_tabs()),
 					),
 				),
 				array(
 					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_sections' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
+					'callback'            => array($this, 'get_sections'),
+					'permission_callback' => array($this, 'get_items_permissions_check'),
 				),
 				'schema' => '__return_empty_array',
 			)
@@ -111,23 +111,23 @@ 
 			array(
 				'args'   => array(
 					'tab'    => array(
-						'description' => __( 'Unique identifier for the tab whose settings should be retrieved.', 'invoicing' ),
+						'description' => __('Unique identifier for the tab whose settings should be retrieved.', 'invoicing'),
 						'type'        => 'string',
 						'required'    => true,
-						'enum'        => array_keys( wpinv_get_settings_tabs() ),
+						'enum'        => array_keys(wpinv_get_settings_tabs()),
 					),
 					'section'    => array(
-						'description' => __( 'The section in the tab whose settings should be retrieved.', 'invoicing' ),
+						'description' => __('The section in the tab whose settings should be retrieved.', 'invoicing'),
 						'type'        => 'string',
 						'required'    => true,
 					),
 				),
 				array(
 					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_items' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
+					'callback'            => array($this, 'get_items'),
+					'permission_callback' => array($this, 'get_items_permissions_check'),
 				),
-				'schema' => array( $this, 'get_public_item_schema' ),
+				'schema' => array($this, 'get_public_item_schema'),
 			)
 		);
 
@@ -137,17 +137,17 @@ 
 			array(
 				'args'   => array(
 					'id'              => array(
-						'description' => __( 'Setting ID.', 'invoicing' ),
+						'description' => __('Setting ID.', 'invoicing'),
 						'type'        => 'string',
 					),
 				),
 				array(
 					'methods'             => WP_REST_Server::EDITABLE,
-					'callback'            => array( $this, 'batch_items' ),
-					'permission_callback' => array( $this, 'batch_items_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
+					'callback'            => array($this, 'batch_items'),
+					'permission_callback' => array($this, 'batch_items_permissions_check'),
+					'args'                => $this->get_endpoint_args_for_item_schema(WP_REST_Server::EDITABLE),
 				),
-				'schema' => array( $this, 'get_public_batch_schema' ),
+				'schema' => array($this, 'get_public_batch_schema'),
 			)
 		);
 
@@ -160,34 +160,34 @@ 
 	 * @param  WP_REST_Request $request Request data.
 	 * @return WP_Error|WP_REST_Response
 	 */
-	public function get_items( $request ) {
+	public function get_items($request) {
 
 		$settings = $this->get_settings();
 
-		if ( ! isset( $settings[ $request['tab'] ] ) ) {
-			return new WP_Error( 'rest_invalid_tab', __( 'Invalid tab.', 'invoicing' ), array( 'status' => 400 ) );
+		if (!isset($settings[$request['tab']])) {
+			return new WP_Error('rest_invalid_tab', __('Invalid tab.', 'invoicing'), array('status' => 400));
 		}
 
-		if ( ! isset( $settings[ $request['tab'] ][ $request['section'] ] ) ) {
-			return new WP_Error( 'rest_invalid_section', __( 'Invalid section.', 'invoicing' ), array( 'status' => 400 ) );
+		if (!isset($settings[$request['tab']][$request['section']])) {
+			return new WP_Error('rest_invalid_section', __('Invalid section.', 'invoicing'), array('status' => 400));
 		}
 
-		$settings = $settings[ $request['tab'] ][ $request['section'] ];
+		$settings = $settings[$request['tab']][$request['section']];
 		$prepared = array();
 
-		foreach ( $settings as $setting ) {
+		foreach ($settings as $setting) {
 
-			$setting      = $this->sanitize_setting( $setting );
-			$setting_data = $this->prepare_item_for_response( $setting, $request );
-			$setting_data = $this->prepare_response_for_collection( $setting_data );
+			$setting      = $this->sanitize_setting($setting);
+			$setting_data = $this->prepare_item_for_response($setting, $request);
+			$setting_data = $this->prepare_response_for_collection($setting_data);
 
-			if ( $this->is_setting_type_valid( $setting['type'] ) ) {
-				$prepared[]   = $setting_data;
+			if ($this->is_setting_type_valid($setting['type'])) {
+				$prepared[] = $setting_data;
 			}
 
 		}
 
-		return rest_ensure_response( $prepared );
+		return rest_ensure_response($prepared);
 	}
 
 	/**
@@ -197,16 +197,16 @@ 
 	 * @param  WP_REST_Request $request Request data.
 	 * @return WP_Error|WP_REST_Response
 	 */
-	public function get_item( $request ) {
-		$setting  = $this->get_setting( $request['id'] );
+	public function get_item($request) {
+		$setting = $this->get_setting($request['id']);
 
-		if ( is_wp_error( $setting ) ) {
+		if (is_wp_error($setting)) {
 			return $setting;
 		}
 
-		$setting  = $this->sanitize_setting( $setting );
-		$response = $this->prepare_item_for_response( $setting, $request );
-		return rest_ensure_response( $response );
+		$setting  = $this->sanitize_setting($setting);
+		$response = $this->prepare_item_for_response($setting, $request);
+		return rest_ensure_response($response);
 	}
 
 	/**
@@ -216,29 +216,29 @@ 
 	 * @param  WP_REST_Request $request Request data.
 	 * @return WP_Error|WP_REST_Response
 	 */
-	public function update_item( $request ) {
-		$setting = $this->get_setting( $request['id'] );
+	public function update_item($request) {
+		$setting = $this->get_setting($request['id']);
 
-		if ( is_wp_error( $setting ) ) {
+		if (is_wp_error($setting)) {
 			return $setting;
 		}
 
-		if ( is_callable( array( $this, 'validate_setting_' . $setting['type'] . '_field' ) ) ) {
-			$value = $this->{'validate_setting_' . $setting['type'] . '_field'}( $request['value'], $setting );
+		if (is_callable(array($this, 'validate_setting_' . $setting['type'] . '_field'))) {
+			$value = $this->{'validate_setting_' . $setting['type'] . '_field'}($request['value'], $setting);
 		} else {
-			$value = $this->validate_setting_text_field( $request['value'], $setting );
+			$value = $this->validate_setting_text_field($request['value'], $setting);
 		}
 
-		if ( is_wp_error( $value ) ) {
+		if (is_wp_error($value)) {
 			return $value;
 		}
 
-		wpinv_update_option( $request['id'], $value );
+		wpinv_update_option($request['id'], $value);
 		$setting['value'] = $value;
-		$setting          = $this->sanitize_setting( $setting );
-		$response         = $this->prepare_item_for_response( $setting, $request );
+		$setting          = $this->sanitize_setting($setting);
+		$response         = $this->prepare_item_for_response($setting, $request);
 
-		return rest_ensure_response( $response );
+		return rest_ensure_response($response);
 	}
 
 	/**
@@ -248,9 +248,9 @@ 
 	 * @param WP_REST_Request $request Full data about the request.
 	 * @return WP_Error|boolean
 	 */
-	public function get_items_permissions_check( $request ) {
-		if ( ! wpinv_current_user_can_manage_invoicing() ) {
-			return new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot list resources.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+	public function get_items_permissions_check($request) {
+		if (!wpinv_current_user_can_manage_invoicing()) {
+			return new WP_Error('rest_cannot_view', __('Sorry, you cannot list resources.', 'invoicing'), array('status' => rest_authorization_required_code()));
 		}
 
 		return true;
@@ -263,9 +263,9 @@ 
 	 * @param WP_REST_Request $request Full data about the request.
 	 * @return WP_Error|boolean
 	 */
-	public function update_items_permissions_check( $request ) {
-		if ( ! wpinv_current_user_can_manage_invoicing() ) {
-			return new WP_Error( 'rest_cannot_edit', __( 'Sorry, you cannot edit this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+	public function update_items_permissions_check($request) {
+		if (!wpinv_current_user_can_manage_invoicing()) {
+			return new WP_Error('rest_cannot_edit', __('Sorry, you cannot edit this resource.', 'invoicing'), array('status' => rest_authorization_required_code()));
 		}
 
 		return true;
@@ -278,8 +278,8 @@ 
 	 *
 	 * @return boolean|WP_Error
 	 */
-	public function batch_items_permissions_check( $request ) {
-		return wpinv_current_user_can_manage_invoicing() ? true : new WP_Error( 'rest_cannot_batch', __( 'Sorry, you are not allowed to batch manipulate this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+	public function batch_items_permissions_check($request) {
+		return wpinv_current_user_can_manage_invoicing() ? true : new WP_Error('rest_cannot_batch', __('Sorry, you are not allowed to batch manipulate this resource.', 'invoicing'), array('status' => rest_authorization_required_code()));
 	}
 
 	/**
@@ -288,14 +288,14 @@ 
 	 * @param string $setting_id Setting ID.
 	 * @return array Links for the given setting.
 	 */
-	protected function prepare_links( $setting_id ) {
+	protected function prepare_links($setting_id) {
 
 		$links = array(
 			'self'       => array(
-				'href'   => rest_url( sprintf( '/%s/%s/setting/%s', $this->namespace, $this->rest_base, $setting_id ) ),
+				'href'   => rest_url(sprintf('/%s/%s/setting/%s', $this->namespace, $this->rest_base, $setting_id)),
 			),
 			'collection' => array(
-				'href'   => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
+				'href'   => rest_url(sprintf('/%s/%s', $this->namespace, $this->rest_base)),
 			),
 		);
 
@@ -310,14 +310,14 @@ 
 	 * @param WP_REST_Request $request Request object.
 	 * @return WP_REST_Response $response Response data.
 	 */
-	public function prepare_item_for_response( $item, $request ) {
-		$context = empty( $request['context'] ) ? 'view' : $request['context'];
-		$data    = $this->add_additional_fields_to_object( $item, $request );
-		$data    = $this->filter_response_by_context( $data, $context );
+	public function prepare_item_for_response($item, $request) {
+		$context = empty($request['context']) ? 'view' : $request['context'];
+		$data    = $this->add_additional_fields_to_object($item, $request);
+		$data    = $this->filter_response_by_context($data, $context);
 
-		$response = rest_ensure_response( $data );
+		$response = rest_ensure_response($data);
 
-		$response->add_links( $this->prepare_links( $item['id'] ) );
+		$response->add_links($this->prepare_links($item['id']));
 
 		return $response;
 	}
@@ -330,10 +330,10 @@ 
 	 * @param  array $setting Setting.
 	 * @return array
 	 */
-	public function filter_setting( $setting ) {
+	public function filter_setting($setting) {
 		return array_intersect_key(
 			$setting,
-			array_flip( array_filter( array_keys( $setting ), array( $this, 'allowed_setting_keys' ) ) )
+			array_flip(array_filter(array_keys($setting), array($this, 'allowed_setting_keys')))
 		);
 	}
 
@@ -343,8 +343,8 @@ 
 	 * @param  string $key Key to check.
 	 * @return boolean
 	 */
-	public function allowed_setting_keys( $key ) {
-		return in_array( $key, array_keys( $this->setting_defaults() ), true );
+	public function allowed_setting_keys($key) {
+		return in_array($key, array_keys($this->setting_defaults()), true);
 	}
 
 	/**
@@ -376,11 +376,11 @@ 
 	 * @param  array $setting The setting to sanitize.
 	 * @return array
 	 */
-	public function sanitize_setting( $setting ) {
+	public function sanitize_setting($setting) {
 		
-		$setting          = wp_parse_args( $setting, $this->setting_defaults() );
-		$setting['value'] = wpinv_get_option( $setting['id'], $setting['std'] );
-		return $this->filter_setting( $setting );
+		$setting          = wp_parse_args($setting, $this->setting_defaults());
+		$setting['value'] = wpinv_get_option($setting['id'], $setting['std']);
+		return $this->filter_setting($setting);
 
 	}
 
@@ -391,31 +391,31 @@ 
 	 * @param string $setting_id Setting ID.
 	 * @return array|WP_Error
 	 */
-	public function get_setting( $setting_id ) {
+	public function get_setting($setting_id) {
 
-		if ( empty( $setting_id ) ) {
-			return new WP_Error( 'rest_setting_setting_invalid', __( 'Invalid setting.', 'invoicing' ), array( 'status' => 404 ) );
+		if (empty($setting_id)) {
+			return new WP_Error('rest_setting_setting_invalid', __('Invalid setting.', 'invoicing'), array('status' => 404));
 		}
 
-		$settings  = $this->get_settings();
+		$settings = $this->get_settings();
 
-		foreach ( $settings as $tabs ) {
+		foreach ($settings as $tabs) {
 
-			foreach ( $tabs as $sections ) {
+			foreach ($tabs as $sections) {
 
-				if ( isset( $sections[ $setting_id ] ) ) {
-					if ( ! $this->is_setting_type_valid( $sections[ $setting_id ]['type'] ) ) {
-						return new WP_Error( 'rest_setting_setting_type_invalid', __( 'Invalid setting type.', 'invoicing' ), array( 'status' => 404 ) );
+				if (isset($sections[$setting_id])) {
+					if (!$this->is_setting_type_valid($sections[$setting_id]['type'])) {
+						return new WP_Error('rest_setting_setting_type_invalid', __('Invalid setting type.', 'invoicing'), array('status' => 404));
 					}
 
-					return $sections[ $setting_id ];
+					return $sections[$setting_id];
 				}
 
 			}
 
 		}
 
-		return new WP_Error( 'rest_setting_setting_invalid', __( 'Invalid setting.', 'invoicing' ), array( 'status' => 404 ) );
+		return new WP_Error('rest_setting_setting_invalid', __('Invalid setting.', 'invoicing'), array('status' => 404));
 	}
 
 	/**
@@ -424,41 +424,41 @@ 
 	 * @param  WP_REST_Request $request Request data.
 	 * @return array
 	 */
-	public function get_tabs( $request ) {
+	public function get_tabs($request) {
 		$tabs     = wpinv_get_settings_tabs();
 		$prepared = array();
 
-		foreach ( $tabs as $id => $tab ) {
+		foreach ($tabs as $id => $tab) {
 
 			$_request        = $request;
-			$_request['tab'] = sanitize_title( $id );
+			$_request['tab'] = sanitize_title($id);
 			$data            = array(
-				'id'       => sanitize_title( $id ),
-				'label'    => sanitize_text_field( $tab ),
-				'sections' => $this->get_sections( $_request ),
+				'id'       => sanitize_title($id),
+				'label'    => sanitize_text_field($tab),
+				'sections' => $this->get_sections($_request),
 			);
 
-			$data     = $this->add_additional_fields_to_object( $data, $request );
-			$response = rest_ensure_response( $data );
+			$data     = $this->add_additional_fields_to_object($data, $request);
+			$response = rest_ensure_response($data);
 
-			if ( ! is_wp_error( $response ) ) {
+			if (!is_wp_error($response)) {
 				$links = array(
 					'sections'   => array(
-						'href'   => rest_url( sprintf( '/%s/%s/%s', $this->namespace, $this->rest_base, $id ) ),
+						'href'   => rest_url(sprintf('/%s/%s/%s', $this->namespace, $this->rest_base, $id)),
 					),
 					'collection' => array(
-						'href'   => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
+						'href'   => rest_url(sprintf('/%s/%s', $this->namespace, $this->rest_base)),
 					),
 				);
-				$response->add_links( $links );
-				$response = $this->prepare_response_for_collection( $response );
+				$response->add_links($links);
+				$response = $this->prepare_response_for_collection($response);
 			}
 
 			$prepared[] = $response;
 
 		}
 
-		return rest_ensure_response( $prepared );
+		return rest_ensure_response($prepared);
 	}
 
 	/**
@@ -467,43 +467,43 @@ 
 	 * @param  WP_REST_Request $request Request data.
 	 * @return array
 	 */
-	public function get_sections( $request ) {
+	public function get_sections($request) {
 
-		$tab      = sanitize_title( $request['tab'] );
-		$sections = wpinv_get_settings_tab_sections( $tab );
+		$tab      = sanitize_title($request['tab']);
+		$sections = wpinv_get_settings_tab_sections($tab);
 		$prepared = array();
 
-		foreach ( $sections as $id => $section ) {
+		foreach ($sections as $id => $section) {
 
-			$data            = array(
-				'id'       => sanitize_title( $id ),
-				'label'    => sanitize_text_field( $section ),
+			$data = array(
+				'id'       => sanitize_title($id),
+				'label'    => sanitize_text_field($section),
 			);
 
-			$data     = $this->add_additional_fields_to_object( $data, $request );
-			$response = rest_ensure_response( $data );
+			$data     = $this->add_additional_fields_to_object($data, $request);
+			$response = rest_ensure_response($data);
 
-			if ( ! is_wp_error( $response ) ) {
+			if (!is_wp_error($response)) {
 				$links = array(
 					'settings'   => array(
-						'href'   => rest_url( sprintf( '/%s/%s/%s/%s', $this->namespace, $this->rest_base, $tab, $id ) ),
+						'href'   => rest_url(sprintf('/%s/%s/%s/%s', $this->namespace, $this->rest_base, $tab, $id)),
 					),
 					'collection' => array(
-						'href'   => rest_url( sprintf( '/%s/%s/%s', $this->namespace, $this->rest_base, $tab ) ),
+						'href'   => rest_url(sprintf('/%s/%s/%s', $this->namespace, $this->rest_base, $tab)),
 					),
 					'tabs'       => array(
-						'href'   => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
+						'href'   => rest_url(sprintf('/%s/%s', $this->namespace, $this->rest_base)),
 					),
 				);
-				$response->add_links( $links );
-				$response = $this->prepare_response_for_collection( $response );
+				$response->add_links($links);
+				$response = $this->prepare_response_for_collection($response);
 			}
 
 			$prepared[] = $response;
 
 		}
 
-		return rest_ensure_response( $prepared );
+		return rest_ensure_response($prepared);
 	}
 
 	/**
@@ -513,7 +513,7 @@ 
 	 */
 	public function get_settings() {
 
-		if ( empty( $this->settings ) ) {
+		if (empty($this->settings)) {
 			$this->settings = wpinv_get_registered_settings();
 		}
 
@@ -528,21 +528,21 @@ 
 	 * @param  string $type Type.
 	 * @return bool
 	 */
-	public function is_setting_type_valid( $type ) {
+	public function is_setting_type_valid($type) {
 
 		return in_array(
 			$type, array(
-				'text',         // Validates with validate_setting_text_field.
-				'email',        // Validates with validate_setting_text_field.
-				'number',       // Validates with validate_setting_text_field.
-				'color',        // Validates with validate_setting_text_field.
-				'password',     // Validates with validate_setting_text_field.
-				'textarea',     // Validates with validate_setting_textarea_field.
-				'select',       // Validates with validate_setting_select_field.
-				'multiselect',  // Validates with validate_setting_multiselect_field.
-				'radio',        // Validates with validate_setting_radio_field (-> validate_setting_select_field).
-				'checkbox',     // Validates with validate_setting_checkbox_field.
-				'header',       // Validates with validate_setting_text_field.
+				'text', // Validates with validate_setting_text_field.
+				'email', // Validates with validate_setting_text_field.
+				'number', // Validates with validate_setting_text_field.
+				'color', // Validates with validate_setting_text_field.
+				'password', // Validates with validate_setting_text_field.
+				'textarea', // Validates with validate_setting_textarea_field.
+				'select', // Validates with validate_setting_select_field.
+				'multiselect', // Validates with validate_setting_multiselect_field.
+				'radio', // Validates with validate_setting_radio_field (-> validate_setting_select_field).
+				'checkbox', // Validates with validate_setting_checkbox_field.
+				'header', // Validates with validate_setting_text_field.
 			)
 		);
 
@@ -556,8 +556,8 @@ 
 	public function get_item_schema() {
 
 		// Maybe retrieve the schema from cache.
-		if ( ! empty( $this->schema ) ) {
-			return $this->add_additional_fields_schema( $this->schema );
+		if (!empty($this->schema)) {
+			return $this->add_additional_fields_schema($this->schema);
 		}
 
 		$schema = array(
@@ -566,105 +566,105 @@ 
 			'type'       => 'object',
 			'properties' => array(
 				'id'          => array(
-					'description' => __( 'A unique identifier for the setting.', 'invoicing' ),
+					'description' => __('A unique identifier for the setting.', 'invoicing'),
 					'type'        => 'string',
 					'arg_options' => array(
 						'sanitize_callback' => 'sanitize_title',
 					),
-					'context'     => array( 'view', 'edit' ),
+					'context'     => array('view', 'edit'),
 					'readonly'    => true,
 				),
 				'tab'         => array(
-					'description' => __( 'An identifier for the tab this setting belongs to.', 'invoicing' ),
+					'description' => __('An identifier for the tab this setting belongs to.', 'invoicing'),
 					'type'        => 'string',
 					'arg_options' => array(
 						'sanitize_callback' => 'sanitize_title',
 					),
-					'context'     => array( 'view', 'edit' ),
+					'context'     => array('view', 'edit'),
 					'readonly'    => true,
 				),
 				'section'     => array(
-					'description' => __( 'An identifier for the section this setting belongs to.', 'invoicing' ),
+					'description' => __('An identifier for the section this setting belongs to.', 'invoicing'),
 					'type'        => 'string',
 					'arg_options' => array(
 						'sanitize_callback' => 'sanitize_title',
 					),
-					'context'     => array( 'view', 'edit' ),
+					'context'     => array('view', 'edit'),
 					'readonly'    => true,
 				),
 				'name'       => array(
-					'description' => __( 'A human readable label for the setting used in interfaces.', 'invoicing' ),
+					'description' => __('A human readable label for the setting used in interfaces.', 'invoicing'),
 					'type'        => 'string',
 					'arg_options' => array(
 						'sanitize_callback' => 'sanitize_text_field',
 					),
-					'context'     => array( 'view', 'edit' ),
+					'context'     => array('view', 'edit'),
 					'readonly'    => true,
 				),
 				'desc'        => array(
-					'description' => __( 'A human readable description for the setting used in interfaces.', 'invoicing' ),
+					'description' => __('A human readable description for the setting used in interfaces.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view', 'edit' ),
+					'context'     => array('view', 'edit'),
 					'readonly'    => true,
 				),
 				'value'       => array(
-					'description' => __( 'The current value of this setting.', 'invoicing' ),
+					'description' => __('The current value of this setting.', 'invoicing'),
 					'type'        => 'mixed',
-					'context'     => array( 'view', 'edit' ),
+					'context'     => array('view', 'edit'),
 				),
 				'default'     => array(
-					'description' => __( 'Default value for the setting.', 'invoicing' ),
+					'description' => __('Default value for the setting.', 'invoicing'),
 					'type'        => 'mixed',
-					'context'     => array( 'view', 'edit' ),
+					'context'     => array('view', 'edit'),
 					'readonly'    => true,
 				),
 				'placeholder' => array(
-					'description' => __( 'Placeholder text to be displayed in text inputs.', 'invoicing' ),
+					'description' => __('Placeholder text to be displayed in text inputs.', 'invoicing'),
 					'type'        => 'string',
 					'arg_options' => array(
 						'sanitize_callback' => 'sanitize_text_field',
 					),
-					'context'     => array( 'view', 'edit' ),
+					'context'     => array('view', 'edit'),
 					'readonly'    => true,
 				),
 				'type'        => array(
-					'description' => __( 'Type of setting.', 'invoicing' ),
+					'description' => __('Type of setting.', 'invoicing'),
 					'type'        => 'string',
 					'arg_options' => array(
 						'sanitize_callback' => 'sanitize_text_field',
 					),
-					'context'     => array( 'view', 'edit' ),
-					'enum'        => array( 'text', 'email', 'number', 'color', 'password', 'textarea', 'select', 'multiselect', 'radio', 'image_width', 'checkbox', 'raw_html' ),
+					'context'     => array('view', 'edit'),
+					'enum'        => array('text', 'email', 'number', 'color', 'password', 'textarea', 'select', 'multiselect', 'radio', 'image_width', 'checkbox', 'raw_html'),
 					'readonly'    => true,
 				),
 				'options'     => array(
-					'description' => __( 'Array of options (key value pairs) for inputs such as select, multiselect, and radio buttons.', 'invoicing' ),
+					'description' => __('Array of options (key value pairs) for inputs such as select, multiselect, and radio buttons.', 'invoicing'),
 					'type'        => 'object',
-					'context'     => array( 'view', 'edit' ),
+					'context'     => array('view', 'edit'),
 					'readonly'    => true,
 				),
 				'readonly'        => array(
-					'description' => __( 'Whether or not this setting is readonly', 'invoicing' ),
+					'description' => __('Whether or not this setting is readonly', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'faux'            => array(
-					'description' => __( 'Whether or not this setting is readonly/faux', 'invoicing' ),
+					'description' => __('Whether or not this setting is readonly/faux', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 			),
 		);
 
 		// Filters the settings schema for the REST API.
-        $schema = apply_filters( 'getpaid_rest_settings_schema', $schema );
+        $schema = apply_filters('getpaid_rest_settings_schema', $schema);
 
 		// Cache the settings schema.
 		$this->schema = $schema;
 
-		return $this->add_additional_fields_schema( $this->schema );
+		return $this->add_additional_fields_schema($this->schema);
 
 	}
 
@@ -676,9 +676,9 @@ 
 	 * @param array  $setting Setting.
 	 * @return string
 	 */
-	public function validate_setting_text_field( $value ) {
-		$value = is_null( $value ) ? '' : $value;
-		return wp_kses_post( trim( stripslashes( $value ) ) );
+	public function validate_setting_text_field($value) {
+		$value = is_null($value) ? '' : $value;
+		return wp_kses_post(trim(stripslashes($value)));
 	}
 
 	/**
@@ -689,11 +689,11 @@ 
 	 * @param array  $setting Setting.
 	 * @return string|WP_Error
 	 */
-	public function validate_setting_select_field( $value, $setting ) {
-		if ( array_key_exists( $value, $setting['options'] ) ) {
+	public function validate_setting_select_field($value, $setting) {
+		if (array_key_exists($value, $setting['options'])) {
 			return $value;
 		} else {
-			return new WP_Error( 'rest_setting_value_invalid', __( 'An invalid setting value was passed.', 'invoicing' ), array( 'status' => 400 ) );
+			return new WP_Error('rest_setting_value_invalid', __('An invalid setting value was passed.', 'invoicing'), array('status' => 400));
 		}
 	}
 
@@ -705,18 +705,18 @@ 
 	 * @param array $setting Setting.
 	 * @return array|WP_Error
 	 */
-	public function validate_setting_multiselect_field( $values, $setting ) {
-		if ( empty( $values ) ) {
+	public function validate_setting_multiselect_field($values, $setting) {
+		if (empty($values)) {
 			return array();
 		}
 
-		if ( ! is_array( $values ) ) {
-			return new WP_Error( 'rest_setting_value_invalid', __( 'An invalid setting value was passed.', 'invoicing' ), array( 'status' => 400 ) );
+		if (!is_array($values)) {
+			return new WP_Error('rest_setting_value_invalid', __('An invalid setting value was passed.', 'invoicing'), array('status' => 400));
 		}
 
 		$final_values = array();
-		foreach ( $values as $value ) {
-			if ( array_key_exists( $value, $setting['options'] ) ) {
+		foreach ($values as $value) {
+			if (array_key_exists($value, $setting['options'])) {
 				$final_values[] = $value;
 			}
 		}
@@ -732,8 +732,8 @@ 
 	 * @param array  $setting Setting.
 	 * @return string|WP_Error
 	 */
-	public function validate_setting_radio_field( $value, $setting ) {
-		return $this->validate_setting_select_field( $value, $setting );
+	public function validate_setting_radio_field($value, $setting) {
+		return $this->validate_setting_select_field($value, $setting);
 	}
 
 	/**
@@ -743,8 +743,8 @@ 
 	 * @param string $value Value.
 	 * @return int
 	 */
-	public function validate_setting_checkbox_field( $value ) {
-		return (int) ! empty( $value );
+	public function validate_setting_checkbox_field($value) {
+		return (int) !empty($value);
 	}
 
 	/**
@@ -754,10 +754,10 @@ 
 	 * @param string $value Value.
 	 * @return string
 	 */
-	public function validate_setting_textarea_field( $value ) {
-		$value = is_null( $value ) ? '' : $value;
+	public function validate_setting_textarea_field($value) {
+		$value = is_null($value) ? '' : $value;
 		return wp_kses(
-			trim( stripslashes( $value ) ),
+			trim(stripslashes($value)),
 			array_merge(
 				array(
 					'iframe' => array(
@@ -767,7 +767,7 @@ 
 						'class' => true,
 					),
 				),
-				wp_kses_allowed_html( 'post' )
+				wp_kses_allowed_html('post')
 			)
 		);
 	}

includes/reports/class-getpaid-reports-helper.php

Spacing +64 added lines, -64 removed lines

@@ -5,7 +5,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * GetPaid_Reports_Helper Class.
@@ -26,7 +26,7 @@ 
 	 * @param  array $args
 	 * @return mixed depending on query_type
 	 */
-	public static function get_invoice_report_data( $args = array() ) {
+	public static function get_invoice_report_data($args = array()) {
 		global $wpdb;
 
 		$default_args = array(
@@ -37,94 +37,94 @@ 
 			'order_by'              => '', // What to order by.
 			'limit'                 => '', // Results limit.
 			'filter_range'          => array(), // An array of before and after dates to limit results by.
-			'invoice_types'         => array( 'wpi_invoice' ), // An array of post types to retrieve.
-			'invoice_status'        => array( 'publish', 'wpi-processing', 'wpi-onhold' ),
+			'invoice_types'         => array('wpi_invoice'), // An array of post types to retrieve.
+			'invoice_status'        => array('publish', 'wpi-processing', 'wpi-onhold'),
 			'parent_invoice_status' => false, // Optionally filter by parent invoice status.
 		);
 
-		$args         = apply_filters( 'getpaid_reports_get_invoice_report_data_args', $args );
-		$args         = wp_parse_args( $args, $default_args );
+		$args         = apply_filters('getpaid_reports_get_invoice_report_data_args', $args);
+		$args         = wp_parse_args($args, $default_args);
 
-		extract( $args );
+		extract($args);
 
-		if ( empty( $data ) ) {
+		if (empty($data)) {
 			return '';
 		}
 
 		$query           = array();
-		$query['select'] = 'SELECT ' . implode( ',', self::prepare_invoice_data( $data ) );
+		$query['select'] = 'SELECT ' . implode(',', self::prepare_invoice_data($data));
 		$query['from']   = "FROM {$wpdb->posts} AS posts";
-		$query['join']   = implode( ' ', self::prepare_invoice_joins( $data + $where, ! empty( $parent_invoice_status ) ) );
+		$query['join']   = implode(' ', self::prepare_invoice_joins($data + $where, !empty($parent_invoice_status)));
 
 		$query['where']  = "
-			WHERE 	posts.post_type 	IN ( '" . implode( "','", $invoice_types ) . "' )
+			WHERE 	posts.post_type 	IN ( '" . implode("','", $invoice_types) . "' )
 			";
 
-		if ( ! empty( $invoice_status ) ) {
+		if (!empty($invoice_status)) {
 			$query['where'] .= "
-				AND 	posts.post_status 	IN ( '" . implode( "','", $invoice_status ) . "' )
+				AND 	posts.post_status 	IN ( '" . implode("','", $invoice_status) . "' )
 			";
 		}
 
-		if ( ! empty( $parent_invoice_status ) ) {
-			if ( ! empty( $invoice_status ) ) {
-				$query['where'] .= " AND ( parent.post_status IN ( '" . implode( "','", $parent_invoice_status ) . "' ) OR parent.ID IS NULL ) ";
+		if (!empty($parent_invoice_status)) {
+			if (!empty($invoice_status)) {
+				$query['where'] .= " AND ( parent.post_status IN ( '" . implode("','", $parent_invoice_status) . "' ) OR parent.ID IS NULL ) ";
 			} else {
-				$query['where'] .= " AND parent.post_status IN ( '" . implode( "','", $parent_invoice_status ) . "' ) ";
+				$query['where'] .= " AND parent.post_status IN ( '" . implode("','", $parent_invoice_status) . "' ) ";
 			}
 		}
 
-		if ( ! empty( $filter_range['before'] ) ) {
+		if (!empty($filter_range['before'])) {
 			$query['where'] .= "
-				AND 	posts.post_date < '" . date( 'Y-m-d H:i:s', strtotime( $filter_range['before'] ) ) . "'
+				AND 	posts.post_date < '" . date('Y-m-d H:i:s', strtotime($filter_range['before'])) . "'
 			";
 		}
 
-		if ( ! empty( $filter_range['after'] ) ) {
+		if (!empty($filter_range['after'])) {
 			$query['where'] .= "
-				AND 	posts.post_date > '" . date( 'Y-m-d H:i:s', strtotime( $filter_range['after'] ) ) . "'
+				AND 	posts.post_date > '" . date('Y-m-d H:i:s', strtotime($filter_range['after'])) . "'
 			";
 		}
 
-		if ( ! empty( $where ) ) {
+		if (!empty($where)) {
 
-			foreach ( $where as $value ) {
+			foreach ($where as $value) {
 
-				if ( strtolower( $value['operator'] ) == 'in' || strtolower( $value['operator'] ) == 'not in' ) {
+				if (strtolower($value['operator']) == 'in' || strtolower($value['operator']) == 'not in') {
 
-					if ( is_array( $value['value'] ) ) {
-						$value['value'] = implode( "','", $value['value'] );
+					if (is_array($value['value'])) {
+						$value['value'] = implode("','", $value['value']);
 					}
 
-					if ( ! empty( $value['value'] ) ) {
+					if (!empty($value['value'])) {
 						$where_value = "{$value['operator']} ('{$value['value']}')";
 					}
 				} else {
 					$where_value = "{$value['operator']} '{$value['value']}'";
 				}
 
-				if ( ! empty( $where_value ) ) {
+				if (!empty($where_value)) {
 					$query['where'] .= " AND {$value['key']} {$where_value}";
 				}
 			}
 		}
 
-		if ( $group_by ) {
+		if ($group_by) {
 			$query['group_by'] = "GROUP BY {$group_by}";
 		}
 
-		if ( $order_by ) {
+		if ($order_by) {
 			$query['order_by'] = "ORDER BY {$order_by}";
 		}
 
-		if ( $limit ) {
+		if ($limit) {
 			$query['limit'] = "LIMIT {$limit}";
 		}
 
-		$query = apply_filters( 'getpaid_reports_get_invoice_report_query', $query, $data );
-		$query = implode( ' ', $query );
+		$query = apply_filters('getpaid_reports_get_invoice_report_query', $query, $data);
+		$query = implode(' ', $query);
 
-		return self::execute( $query_type, $query );
+		return self::execute($query_type, $query);
 
 	}
 
@@ -135,26 +135,26 @@ 
 	 * @param  array $data
 	 * @return array
 	 */
-	public static function prepare_invoice_data( $data ) {
+	public static function prepare_invoice_data($data) {
 
 		$prepared = array();
 
-		foreach ( $data as $raw_key => $value ) {
-			$key      = sanitize_key( $raw_key );
+		foreach ($data as $raw_key => $value) {
+			$key      = sanitize_key($raw_key);
 			$distinct = '';
 
-			if ( isset( $value['distinct'] ) ) {
+			if (isset($value['distinct'])) {
 				$distinct = 'DISTINCT';
 			}
 
-			$get_key = self::get_invoice_table_key( $key, $value['type'] );
+			$get_key = self::get_invoice_table_key($key, $value['type']);
 
-			if ( false === $get_key ) {
+			if (false === $get_key) {
 				// Skip to the next foreach iteration else the query will be invalid.
 				continue;
 			}
 
-			if ( ! empty( $value['function'] ) ) {
+			if (!empty($value['function'])) {
 				$get = "{$value['function']}({$distinct} {$get_key})";
 			} else {
 				$get = "{$distinct} {$get_key}";
@@ -175,22 +175,22 @@ 
 	 * @param  bool $with_parent
 	 * @return array
 	 */
-	public static function prepare_invoice_joins( $data, $with_parent ) {
+	public static function prepare_invoice_joins($data, $with_parent) {
 		global $wpdb;
 
 		$prepared = array();
 
-		foreach ( $data as $raw_key => $value ) {
-			$join_type = isset( $value['join_type'] ) ? $value['join_type'] : 'INNER';
-			$type      = isset( $value['type'] ) ? $value['type'] : false;
-			$key       = sanitize_key( $raw_key );
+		foreach ($data as $raw_key => $value) {
+			$join_type = isset($value['join_type']) ? $value['join_type'] : 'INNER';
+			$type      = isset($value['type']) ? $value['type'] : false;
+			$key       = sanitize_key($raw_key);
 
-			switch ( $type ) {
+			switch ($type) {
 				case 'meta':
-					$prepared[ "meta_{$key}" ] = "{$join_type} JOIN {$wpdb->postmeta} AS meta_{$key} ON ( posts.ID = meta_{$key}.post_id AND meta_{$key}.meta_key = '{$raw_key}' )";
+					$prepared["meta_{$key}"] = "{$join_type} JOIN {$wpdb->postmeta} AS meta_{$key} ON ( posts.ID = meta_{$key}.post_id AND meta_{$key}.meta_key = '{$raw_key}' )";
 					break;
 				case 'parent_meta':
-					$prepared[ "parent_meta_{$key}" ] = "{$join_type} JOIN {$wpdb->postmeta} AS parent_meta_{$key} ON (posts.post_parent = parent_meta_{$key}.post_id) AND (parent_meta_{$key}.meta_key = '{$raw_key}')";
+					$prepared["parent_meta_{$key}"] = "{$join_type} JOIN {$wpdb->postmeta} AS parent_meta_{$key} ON (posts.post_parent = parent_meta_{$key}.post_id) AND (parent_meta_{$key}.meta_key = '{$raw_key}')";
 					break;
 				case 'invoice_data':
 					$prepared['invoices'] = "{$join_type} JOIN {$wpdb->prefix}getpaid_invoices AS invoices ON posts.ID = invoices.post_id";
@@ -201,7 +201,7 @@ 
 			}
 		}
 
-		if ( $with_parent ) {
+		if ($with_parent) {
 			$prepared['parent'] = "LEFT JOIN {$wpdb->posts} AS parent ON posts.post_parent = parent.ID";
 		}
 
@@ -217,7 +217,7 @@ 
 	 * @param  string $table
 	 * @return string|false
 	 */
-	public static function get_invoice_table_key( $key, $table ) {
+	public static function get_invoice_table_key($key, $table) {
 
 		$keys = array(
 			'meta'         => "meta_{$key}.meta_value",
@@ -227,7 +227,7 @@ 
 			'invoice_item' => "invoice_items.{$key}",
 		);
 
-		return isset( $keys[ $table ] ) ? $keys[ $table ] : false;
+		return isset($keys[$table]) ? $keys[$table] : false;
 
 	}
 
@@ -239,16 +239,16 @@ 
 	 * @param  string $query
 	 * @return mixed depending on query_type
 	 */
-	public static function execute( $query_type, $query ) {
+	public static function execute($query_type, $query) {
 		global $wpdb;
 
-		$query_hash = md5( $query_type . $query );
-		$result     = self::get_cached_query( $query_hash );
-		if ( $result === false ) {
+		$query_hash = md5($query_type . $query);
+		$result     = self::get_cached_query($query_hash);
+		if ($result === false) {
 			self::enable_big_selects();
 
-			$result = $wpdb->$query_type( $query );
-			self::set_cached_query( $query_hash, $result );
+			$result = $wpdb->$query_type($query);
+			self::set_cached_query($query_hash, $result);
 		}
 
 		return $result;
@@ -263,8 +263,8 @@ 
 
 		global $wpdb;
 
-		if ( ! $big_selects ) {
-			$wpdb->query( 'SET SESSION SQL_BIG_SELECTS=1' );
+		if (!$big_selects) {
+			$wpdb->query('SET SESSION SQL_BIG_SELECTS=1');
 			$big_selects = true;
 		}
 	}
@@ -276,11 +276,11 @@ 
 	 *
 	 * @return mixed|false The cache contents on success, false on failure to retrieve contents.
 	 */
-	protected static function get_cached_query( $query_hash ) {
+	protected static function get_cached_query($query_hash) {
 
 		return wp_cache_get(
 			$query_hash,
-			strtolower( __CLASS__ )
+			strtolower(__CLASS__)
 		);
 
 	}
@@ -291,12 +291,12 @@ 
 	 * @param string $query_hash The query hash.
 	 * @param mixed  $data The data to cache.
 	 */
-	protected static function set_cached_query( $query_hash, $data ) {
+	protected static function set_cached_query($query_hash, $data) {
 
 		wp_cache_set(
 			$query_hash,
 			$data,
-			strtolower( __CLASS__ ),
+			strtolower(__CLASS__),
 			5 * MINUTE_IN_SECONDS
 		);
 

Indentation +276 added lines, -276 removed lines

@@ -12,294 +12,294 @@
  */
 class GetPaid_Reports_Helper {
 
-	/**
-	 * Get report totals such as invoice totals and discount amounts.
-	 *
-	 * Data example:
-	 *
-	 * 'subtotal' => array(
-	 *     'type'     => 'invoice_data',
-	 *     'function' => 'SUM',
-	 *     'name'     => 'subtotal'
-	 * )
-	 *
-	 * @param  array $args
-	 * @return mixed depending on query_type
-	 */
-	public static function get_invoice_report_data( $args = array() ) {
-		global $wpdb;
-
-		$default_args = array(
-			'data'                  => array(), // The data to retrieve.
-			'where'                 => array(), // An array of where queries.
-			'query_type'            => 'get_row', // wpdb query to run.
-			'group_by'              => '', // What to group results by.
-			'order_by'              => '', // What to order by.
-			'limit'                 => '', // Results limit.
-			'filter_range'          => array(), // An array of before and after dates to limit results by.
-			'invoice_types'         => array( 'wpi_invoice' ), // An array of post types to retrieve.
-			'invoice_status'        => array( 'publish', 'wpi-processing', 'wpi-onhold' ),
-			'parent_invoice_status' => false, // Optionally filter by parent invoice status.
-		);
-
-		$args         = apply_filters( 'getpaid_reports_get_invoice_report_data_args', $args );
-		$args         = wp_parse_args( $args, $default_args );
-
-		extract( $args );
-
-		if ( empty( $data ) ) {
-			return '';
-		}
-
-		$query           = array();
-		$query['select'] = 'SELECT ' . implode( ',', self::prepare_invoice_data( $data ) );
-		$query['from']   = "FROM {$wpdb->posts} AS posts";
-		$query['join']   = implode( ' ', self::prepare_invoice_joins( $data + $where, ! empty( $parent_invoice_status ) ) );
-
-		$query['where']  = "
+    /**
+     * Get report totals such as invoice totals and discount amounts.
+     *
+     * Data example:
+     *
+     * 'subtotal' => array(
+     *     'type'     => 'invoice_data',
+     *     'function' => 'SUM',
+     *     'name'     => 'subtotal'
+     * )
+     *
+     * @param  array $args
+     * @return mixed depending on query_type
+     */
+    public static function get_invoice_report_data( $args = array() ) {
+        global $wpdb;
+
+        $default_args = array(
+            'data'                  => array(), // The data to retrieve.
+            'where'                 => array(), // An array of where queries.
+            'query_type'            => 'get_row', // wpdb query to run.
+            'group_by'              => '', // What to group results by.
+            'order_by'              => '', // What to order by.
+            'limit'                 => '', // Results limit.
+            'filter_range'          => array(), // An array of before and after dates to limit results by.
+            'invoice_types'         => array( 'wpi_invoice' ), // An array of post types to retrieve.
+            'invoice_status'        => array( 'publish', 'wpi-processing', 'wpi-onhold' ),
+            'parent_invoice_status' => false, // Optionally filter by parent invoice status.
+        );
+
+        $args         = apply_filters( 'getpaid_reports_get_invoice_report_data_args', $args );
+        $args         = wp_parse_args( $args, $default_args );
+
+        extract( $args );
+
+        if ( empty( $data ) ) {
+            return '';
+        }
+
+        $query           = array();
+        $query['select'] = 'SELECT ' . implode( ',', self::prepare_invoice_data( $data ) );
+        $query['from']   = "FROM {$wpdb->posts} AS posts";
+        $query['join']   = implode( ' ', self::prepare_invoice_joins( $data + $where, ! empty( $parent_invoice_status ) ) );
+
+        $query['where']  = "
 			WHERE 	posts.post_type 	IN ( '" . implode( "','", $invoice_types ) . "' )
 			";
 
-		if ( ! empty( $invoice_status ) ) {
-			$query['where'] .= "
+        if ( ! empty( $invoice_status ) ) {
+            $query['where'] .= "
 				AND 	posts.post_status 	IN ( '" . implode( "','", $invoice_status ) . "' )
 			";
-		}
-
-		if ( ! empty( $parent_invoice_status ) ) {
-			if ( ! empty( $invoice_status ) ) {
-				$query['where'] .= " AND ( parent.post_status IN ( '" . implode( "','", $parent_invoice_status ) . "' ) OR parent.ID IS NULL ) ";
-			} else {
-				$query['where'] .= " AND parent.post_status IN ( '" . implode( "','", $parent_invoice_status ) . "' ) ";
-			}
-		}
-
-		if ( ! empty( $filter_range['before'] ) ) {
-			$query['where'] .= "
+        }
+
+        if ( ! empty( $parent_invoice_status ) ) {
+            if ( ! empty( $invoice_status ) ) {
+                $query['where'] .= " AND ( parent.post_status IN ( '" . implode( "','", $parent_invoice_status ) . "' ) OR parent.ID IS NULL ) ";
+            } else {
+                $query['where'] .= " AND parent.post_status IN ( '" . implode( "','", $parent_invoice_status ) . "' ) ";
+            }
+        }
+
+        if ( ! empty( $filter_range['before'] ) ) {
+            $query['where'] .= "
 				AND 	posts.post_date < '" . date( 'Y-m-d H:i:s', strtotime( $filter_range['before'] ) ) . "'
 			";
-		}
+        }
 
-		if ( ! empty( $filter_range['after'] ) ) {
-			$query['where'] .= "
+        if ( ! empty( $filter_range['after'] ) ) {
+            $query['where'] .= "
 				AND 	posts.post_date > '" . date( 'Y-m-d H:i:s', strtotime( $filter_range['after'] ) ) . "'
 			";
-		}
+        }
 
-		if ( ! empty( $where ) ) {
+        if ( ! empty( $where ) ) {
 
-			foreach ( $where as $value ) {
+            foreach ( $where as $value ) {
 
-				if ( strtolower( $value['operator'] ) == 'in' || strtolower( $value['operator'] ) == 'not in' ) {
-
-					if ( is_array( $value['value'] ) ) {
-						$value['value'] = implode( "','", $value['value'] );
-					}
-
-					if ( ! empty( $value['value'] ) ) {
-						$where_value = "{$value['operator']} ('{$value['value']}')";
-					}
-				} else {
-					$where_value = "{$value['operator']} '{$value['value']}'";
-				}
-
-				if ( ! empty( $where_value ) ) {
-					$query['where'] .= " AND {$value['key']} {$where_value}";
-				}
-			}
-		}
-
-		if ( $group_by ) {
-			$query['group_by'] = "GROUP BY {$group_by}";
-		}
-
-		if ( $order_by ) {
-			$query['order_by'] = "ORDER BY {$order_by}";
-		}
-
-		if ( $limit ) {
-			$query['limit'] = "LIMIT {$limit}";
-		}
-
-		$query = apply_filters( 'getpaid_reports_get_invoice_report_query', $query, $data );
-		$query = implode( ' ', $query );
-
-		return self::execute( $query_type, $query );
-
-	}
-
-	/**
-	 * Prepares the data to select.
-	 *
-	 *
-	 * @param  array $data
-	 * @return array
-	 */
-	public static function prepare_invoice_data( $data ) {
-
-		$prepared = array();
-
-		foreach ( $data as $raw_key => $value ) {
-			$key      = sanitize_key( $raw_key );
-			$distinct = '';
-
-			if ( isset( $value['distinct'] ) ) {
-				$distinct = 'DISTINCT';
-			}
-
-			$get_key = self::get_invoice_table_key( $key, $value['type'] );
-
-			if ( false === $get_key ) {
-				// Skip to the next foreach iteration else the query will be invalid.
-				continue;
-			}
-
-			if ( ! empty( $value['function'] ) ) {
-				$get = "{$value['function']}({$distinct} {$get_key})";
-			} else {
-				$get = "{$distinct} {$get_key}";
-			}
-
-			$prepared[] = "{$get} as {$value['name']}";
-		}
-
-		return $prepared;
-
-	}
-
-	/**
-	 * Prepares the joins to use.
-	 *
-	 *
-	 * @param  array $data
-	 * @param  bool $with_parent
-	 * @return array
-	 */
-	public static function prepare_invoice_joins( $data, $with_parent ) {
-		global $wpdb;
-
-		$prepared = array();
-
-		foreach ( $data as $raw_key => $value ) {
-			$join_type = isset( $value['join_type'] ) ? $value['join_type'] : 'INNER';
-			$type      = isset( $value['type'] ) ? $value['type'] : false;
-			$key       = sanitize_key( $raw_key );
-
-			switch ( $type ) {
-				case 'meta':
-					$prepared[ "meta_{$key}" ] = "{$join_type} JOIN {$wpdb->postmeta} AS meta_{$key} ON ( posts.ID = meta_{$key}.post_id AND meta_{$key}.meta_key = '{$raw_key}' )";
-					break;
-				case 'parent_meta':
-					$prepared[ "parent_meta_{$key}" ] = "{$join_type} JOIN {$wpdb->postmeta} AS parent_meta_{$key} ON (posts.post_parent = parent_meta_{$key}.post_id) AND (parent_meta_{$key}.meta_key = '{$raw_key}')";
-					break;
-				case 'invoice_data':
-					$prepared['invoices'] = "{$join_type} JOIN {$wpdb->prefix}getpaid_invoices AS invoices ON posts.ID = invoices.post_id";
-					break;
-				case 'invoice_item':
-					$prepared['invoice_items'] = "{$join_type} JOIN {$wpdb->prefix}getpaid_invoice_items AS invoice_items ON posts.ID = invoice_items.post_id";
-					break;
-			}
-		}
-
-		if ( $with_parent ) {
-			$prepared['parent'] = "LEFT JOIN {$wpdb->posts} AS parent ON posts.post_parent = parent.ID";
-		}
-
-		return $prepared;
-
-	}
-
-	/**
-	 * Retrieves the appropriate table key to use.
-	 *
-	 *
-	 * @param  string $key
-	 * @param  string $table
-	 * @return string|false
-	 */
-	public static function get_invoice_table_key( $key, $table ) {
-
-		$keys = array(
-			'meta'         => "meta_{$key}.meta_value",
-			'parent_meta'  => "parent_meta_{$key}.meta_value",
-			'post_data'    => "posts.{$key}",
-			'invoice_data' => "invoices.{$key}",
-			'invoice_item' => "invoice_items.{$key}",
-		);
-
-		return isset( $keys[ $table ] ) ? $keys[ $table ] : false;
-
-	}
-
-	/**
-	 * Executes a query and caches the result for a minute.
-	 *
-	 *
-	 * @param  string $query_type
-	 * @param  string $query
-	 * @return mixed depending on query_type
-	 */
-	public static function execute( $query_type, $query ) {
-		global $wpdb;
-
-		$query_hash = md5( $query_type . $query );
-		$result     = self::get_cached_query( $query_hash );
-		if ( $result === false ) {
-			self::enable_big_selects();
-
-			$result = $wpdb->$query_type( $query );
-			self::set_cached_query( $query_hash, $result );
-		}
-
-		return $result;
-
-	}
-
-	/**
-	 * Enables big mysql selects for reports, just once for this session.
-	 */
-	protected static function enable_big_selects() {
-		static $big_selects = false;
-
-		global $wpdb;
-
-		if ( ! $big_selects ) {
-			$wpdb->query( 'SET SESSION SQL_BIG_SELECTS=1' );
-			$big_selects = true;
-		}
-	}
-
-	/**
-	 * Get the cached query result or null if it's not in the cache.
-	 *
-	 * @param string $query_hash The query hash.
-	 *
-	 * @return mixed|false The cache contents on success, false on failure to retrieve contents.
-	 */
-	protected static function get_cached_query( $query_hash ) {
-
-		return wp_cache_get(
-			$query_hash,
-			strtolower( __CLASS__ )
-		);
-
-	}
-
-	/**
-	 * Set the cached query result.
-	 *
-	 * @param string $query_hash The query hash.
-	 * @param mixed  $data The data to cache.
-	 */
-	protected static function set_cached_query( $query_hash, $data ) {
-
-		wp_cache_set(
-			$query_hash,
-			$data,
-			strtolower( __CLASS__ ),
-			5 * MINUTE_IN_SECONDS
-		);
-
-	}
+                if ( strtolower( $value['operator'] ) == 'in' || strtolower( $value['operator'] ) == 'not in' ) {
+
+                    if ( is_array( $value['value'] ) ) {
+                        $value['value'] = implode( "','", $value['value'] );
+                    }
+
+                    if ( ! empty( $value['value'] ) ) {
+                        $where_value = "{$value['operator']} ('{$value['value']}')";
+                    }
+                } else {
+                    $where_value = "{$value['operator']} '{$value['value']}'";
+                }
+
+                if ( ! empty( $where_value ) ) {
+                    $query['where'] .= " AND {$value['key']} {$where_value}";
+                }
+            }
+        }
+
+        if ( $group_by ) {
+            $query['group_by'] = "GROUP BY {$group_by}";
+        }
+
+        if ( $order_by ) {
+            $query['order_by'] = "ORDER BY {$order_by}";
+        }
+
+        if ( $limit ) {
+            $query['limit'] = "LIMIT {$limit}";
+        }
+
+        $query = apply_filters( 'getpaid_reports_get_invoice_report_query', $query, $data );
+        $query = implode( ' ', $query );
+
+        return self::execute( $query_type, $query );
+
+    }
+
+    /**
+     * Prepares the data to select.
+     *
+     *
+     * @param  array $data
+     * @return array
+     */
+    public static function prepare_invoice_data( $data ) {
+
+        $prepared = array();
+
+        foreach ( $data as $raw_key => $value ) {
+            $key      = sanitize_key( $raw_key );
+            $distinct = '';
+
+            if ( isset( $value['distinct'] ) ) {
+                $distinct = 'DISTINCT';
+            }
+
+            $get_key = self::get_invoice_table_key( $key, $value['type'] );
+
+            if ( false === $get_key ) {
+                // Skip to the next foreach iteration else the query will be invalid.
+                continue;
+            }
+
+            if ( ! empty( $value['function'] ) ) {
+                $get = "{$value['function']}({$distinct} {$get_key})";
+            } else {
+                $get = "{$distinct} {$get_key}";
+            }
+
+            $prepared[] = "{$get} as {$value['name']}";
+        }
+
+        return $prepared;
+
+    }
+
+    /**
+     * Prepares the joins to use.
+     *
+     *
+     * @param  array $data
+     * @param  bool $with_parent
+     * @return array
+     */
+    public static function prepare_invoice_joins( $data, $with_parent ) {
+        global $wpdb;
+
+        $prepared = array();
+
+        foreach ( $data as $raw_key => $value ) {
+            $join_type = isset( $value['join_type'] ) ? $value['join_type'] : 'INNER';
+            $type      = isset( $value['type'] ) ? $value['type'] : false;
+            $key       = sanitize_key( $raw_key );
+
+            switch ( $type ) {
+                case 'meta':
+                    $prepared[ "meta_{$key}" ] = "{$join_type} JOIN {$wpdb->postmeta} AS meta_{$key} ON ( posts.ID = meta_{$key}.post_id AND meta_{$key}.meta_key = '{$raw_key}' )";
+                    break;
+                case 'parent_meta':
+                    $prepared[ "parent_meta_{$key}" ] = "{$join_type} JOIN {$wpdb->postmeta} AS parent_meta_{$key} ON (posts.post_parent = parent_meta_{$key}.post_id) AND (parent_meta_{$key}.meta_key = '{$raw_key}')";
+                    break;
+                case 'invoice_data':
+                    $prepared['invoices'] = "{$join_type} JOIN {$wpdb->prefix}getpaid_invoices AS invoices ON posts.ID = invoices.post_id";
+                    break;
+                case 'invoice_item':
+                    $prepared['invoice_items'] = "{$join_type} JOIN {$wpdb->prefix}getpaid_invoice_items AS invoice_items ON posts.ID = invoice_items.post_id";
+                    break;
+            }
+        }
+
+        if ( $with_parent ) {
+            $prepared['parent'] = "LEFT JOIN {$wpdb->posts} AS parent ON posts.post_parent = parent.ID";
+        }
+
+        return $prepared;
+
+    }
+
+    /**
+     * Retrieves the appropriate table key to use.
+     *
+     *
+     * @param  string $key
+     * @param  string $table
+     * @return string|false
+     */
+    public static function get_invoice_table_key( $key, $table ) {
+
+        $keys = array(
+            'meta'         => "meta_{$key}.meta_value",
+            'parent_meta'  => "parent_meta_{$key}.meta_value",
+            'post_data'    => "posts.{$key}",
+            'invoice_data' => "invoices.{$key}",
+            'invoice_item' => "invoice_items.{$key}",
+        );
+
+        return isset( $keys[ $table ] ) ? $keys[ $table ] : false;
+
+    }
+
+    /**
+     * Executes a query and caches the result for a minute.
+     *
+     *
+     * @param  string $query_type
+     * @param  string $query
+     * @return mixed depending on query_type
+     */
+    public static function execute( $query_type, $query ) {
+        global $wpdb;
+
+        $query_hash = md5( $query_type . $query );
+        $result     = self::get_cached_query( $query_hash );
+        if ( $result === false ) {
+            self::enable_big_selects();
+
+            $result = $wpdb->$query_type( $query );
+            self::set_cached_query( $query_hash, $result );
+        }
+
+        return $result;
+
+    }
+
+    /**
+     * Enables big mysql selects for reports, just once for this session.
+     */
+    protected static function enable_big_selects() {
+        static $big_selects = false;
+
+        global $wpdb;
+
+        if ( ! $big_selects ) {
+            $wpdb->query( 'SET SESSION SQL_BIG_SELECTS=1' );
+            $big_selects = true;
+        }
+    }
+
+    /**
+     * Get the cached query result or null if it's not in the cache.
+     *
+     * @param string $query_hash The query hash.
+     *
+     * @return mixed|false The cache contents on success, false on failure to retrieve contents.
+     */
+    protected static function get_cached_query( $query_hash ) {
+
+        return wp_cache_get(
+            $query_hash,
+            strtolower( __CLASS__ )
+        );
+
+    }
+
+    /**
+     * Set the cached query result.
+     *
+     * @param string $query_hash The query hash.
+     * @param mixed  $data The data to cache.
+     */
+    protected static function set_cached_query( $query_hash, $data ) {
+
+        wp_cache_set(
+            $query_hash,
+            $data,
+            strtolower( __CLASS__ ),
+            5 * MINUTE_IN_SECONDS
+        );
+
+    }
 
 }

includes/api/class-getpaid-rest-report-top-earners-controller.php

Indentation +42 added lines, -42 removed lines

@@ -18,50 +18,50 @@
  */
 class GetPaid_REST_Report_Top_Earners_Controller extends GetPaid_REST_Report_Top_Sellers_Controller {
 
-	/**
-	 * Route base.
-	 *
-	 * @var string
-	 */
-	protected $rest_base = 'reports/top_earners';
+    /**
+     * Route base.
+     *
+     * @var string
+     */
+    protected $rest_base = 'reports/top_earners';
 
-	/**
-	 * Get all data needed for this report and store in the class.
-	 */
-	protected function query_report_data() {
+    /**
+     * Get all data needed for this report and store in the class.
+     */
+    protected function query_report_data() {
 
-		$this->report_data = GetPaid_Reports_Helper::get_invoice_report_data(
-			array(
-				'data'              => array(
-					'quantity'      => array(
-						'type'            => 'invoice_item',
-						'function'        => 'SUM',
-						'name'            => 'invoice_item_qty',
-					),
-					'item_id'             => array(
-						'type'            => 'invoice_item',
-						'function'        => '',
-						'name'            => 'invoice_item_id',
-					),
-					'item_name'           => array(
-						'type'            => 'invoice_item',
-						'function'        => '',
-						'name'            => 'invoice_item_name',
-					),
-					'price'               => array(
-						'type'            => 'invoice_item',
-						'function'        => 'SUM',
-						'name'            => 'invoice_item_price',
-					),
-				),
-				'group_by'       => 'invoice_item_id',
-				'order_by'       => 'invoice_item_price DESC',
-				'query_type'     => 'get_results',
-				'limit'          => 10,
-				'filter_range'   => $this->report_range,
-			)
-		);
+        $this->report_data = GetPaid_Reports_Helper::get_invoice_report_data(
+            array(
+                'data'              => array(
+                    'quantity'      => array(
+                        'type'            => 'invoice_item',
+                        'function'        => 'SUM',
+                        'name'            => 'invoice_item_qty',
+                    ),
+                    'item_id'             => array(
+                        'type'            => 'invoice_item',
+                        'function'        => '',
+                        'name'            => 'invoice_item_id',
+                    ),
+                    'item_name'           => array(
+                        'type'            => 'invoice_item',
+                        'function'        => '',
+                        'name'            => 'invoice_item_name',
+                    ),
+                    'price'               => array(
+                        'type'            => 'invoice_item',
+                        'function'        => 'SUM',
+                        'name'            => 'invoice_item_price',
+                    ),
+                ),
+                'group_by'       => 'invoice_item_id',
+                'order_by'       => 'invoice_item_price DESC',
+                'query_type'     => 'get_results',
+                'limit'          => 10,
+                'filter_range'   => $this->report_range,
+            )
+        );
 
-	}
+    }
 
 }

Spacing +1 added lines, -1 removed lines

@@ -9,7 +9,7 @@
  * @since   2.0.0
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * GetPaid REST top earners controller class.

includes/class-wpinv-api.php

Spacing +2 added lines, -2 removed lines

@@ -6,7 +6,7 @@ 
  * @since    1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * The main API class
@@ -96,7 +96,7 @@ 
         $this->invoice_counts = new GetPaid_REST_Report_Invoice_Counts_Controller();
 
         // Fires after loading the rest api.
-        do_action( 'getpaid_rest_api_loaded', $this );
+        do_action('getpaid_rest_api_loaded', $this);
     }
 
 }

includes/api/class-getpaid-rest-report-invoice-counts-controller.php

Indentation +98 added lines, -98 removed lines

@@ -18,102 +18,102 @@
  */
 class GetPaid_REST_Report_Invoice_Counts_Controller extends GetPaid_REST_Reports_Controller {
 
-	/**
-	 * Route base.
-	 *
-	 * @var string
-	 */
-	protected $rest_base = 'reports/invoices/counts';
-
-	/**
-	 * Prepare a report object for serialization.
-	 *
-	 * @param  stdClass        $report Report data.
-	 * @param  WP_REST_Request $request Request object.
-	 * @return WP_REST_Response $response Response data.
-	 */
-	public function prepare_item_for_response( $report, $request ) {
-
-		$data    = (array) $report;
-		$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
-		$data    = $this->add_additional_fields_to_object( $data, $request );
-		$data    = $this->filter_response_by_context( $data, $context );
-
-		// Wrap the data in a response object.
-		$response = rest_ensure_response( $data );
-
-		$response->add_links(
-			array(
-				'about' => array(
-					'href' => rest_url( sprintf( '%s/reports', $this->namespace ) ),
-				),
-			)
-		);
-
-		return apply_filters( 'getpaid_rest_prepare_report_invoices_count', $response, $report, $request );
-	}
-
-	/**
-	 * Get reports list.
-	 *
-	 * @since 2.0.0
-	 * @return array
-	 */
-	protected function get_reports() {
-
-		$counts = wp_count_posts( 'wpi_invoice' );
-		$data   = array();
-
-		foreach ( wpinv_get_invoice_statuses() as $slug => $name ) {
-
-			if ( ! isset( $counts->$slug ) ) {
-				continue;
-			}
-
-			$data[] = array(
-				'slug'  => $slug,
-				'name'  => $name,
-				'count' => (int) $counts->$slug,
-			);
-
-		}
-
-		return $data;
-
-	}
-
-	/**
-	 * Get the Report's schema, conforming to JSON Schema.
-	 *
-	 * @return array
-	 */
-	public function get_item_schema() {
-		$schema = array(
-			'$schema'    => 'http://json-schema.org/draft-04/schema#',
-			'title'      => 'report_invoice_counts',
-			'type'       => 'object',
-			'properties' => array(
-				'slug'  => array(
-					'description' => __( 'An alphanumeric identifier for the resource.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'name'  => array(
-					'description' => __( 'Invoice status name.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'count' => array(
-					'description' => __( 'Number of invoices.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-			),
-		);
-
-		return $this->add_additional_fields_schema( $schema );
-	}
+    /**
+     * Route base.
+     *
+     * @var string
+     */
+    protected $rest_base = 'reports/invoices/counts';
+
+    /**
+     * Prepare a report object for serialization.
+     *
+     * @param  stdClass        $report Report data.
+     * @param  WP_REST_Request $request Request object.
+     * @return WP_REST_Response $response Response data.
+     */
+    public function prepare_item_for_response( $report, $request ) {
+
+        $data    = (array) $report;
+        $context = ! empty( $request['context'] ) ? $request['context'] : 'view';
+        $data    = $this->add_additional_fields_to_object( $data, $request );
+        $data    = $this->filter_response_by_context( $data, $context );
+
+        // Wrap the data in a response object.
+        $response = rest_ensure_response( $data );
+
+        $response->add_links(
+            array(
+                'about' => array(
+                    'href' => rest_url( sprintf( '%s/reports', $this->namespace ) ),
+                ),
+            )
+        );
+
+        return apply_filters( 'getpaid_rest_prepare_report_invoices_count', $response, $report, $request );
+    }
+
+    /**
+     * Get reports list.
+     *
+     * @since 2.0.0
+     * @return array
+     */
+    protected function get_reports() {
+
+        $counts = wp_count_posts( 'wpi_invoice' );
+        $data   = array();
+
+        foreach ( wpinv_get_invoice_statuses() as $slug => $name ) {
+
+            if ( ! isset( $counts->$slug ) ) {
+                continue;
+            }
+
+            $data[] = array(
+                'slug'  => $slug,
+                'name'  => $name,
+                'count' => (int) $counts->$slug,
+            );
+
+        }
+
+        return $data;
+
+    }
+
+    /**
+     * Get the Report's schema, conforming to JSON Schema.
+     *
+     * @return array
+     */
+    public function get_item_schema() {
+        $schema = array(
+            '$schema'    => 'http://json-schema.org/draft-04/schema#',
+            'title'      => 'report_invoice_counts',
+            'type'       => 'object',
+            'properties' => array(
+                'slug'  => array(
+                    'description' => __( 'An alphanumeric identifier for the resource.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'name'  => array(
+                    'description' => __( 'Invoice status name.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'count' => array(
+                    'description' => __( 'Number of invoices.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+            ),
+        );
+
+        return $this->add_additional_fields_schema( $schema );
+    }
 }

Spacing +18 added lines, -18 removed lines

@@ -9,7 +9,7 @@ 
  * @since   2.0.0
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * GetPaid REST invoice counts controller class.
@@ -32,25 +32,25 @@ 
 	 * @param  WP_REST_Request $request Request object.
 	 * @return WP_REST_Response $response Response data.
 	 */
-	public function prepare_item_for_response( $report, $request ) {
+	public function prepare_item_for_response($report, $request) {
 
 		$data    = (array) $report;
-		$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
-		$data    = $this->add_additional_fields_to_object( $data, $request );
-		$data    = $this->filter_response_by_context( $data, $context );
+		$context = !empty($request['context']) ? $request['context'] : 'view';
+		$data    = $this->add_additional_fields_to_object($data, $request);
+		$data    = $this->filter_response_by_context($data, $context);
 
 		// Wrap the data in a response object.
-		$response = rest_ensure_response( $data );
+		$response = rest_ensure_response($data);
 
 		$response->add_links(
 			array(
 				'about' => array(
-					'href' => rest_url( sprintf( '%s/reports', $this->namespace ) ),
+					'href' => rest_url(sprintf('%s/reports', $this->namespace)),
 				),
 			)
 		);
 
-		return apply_filters( 'getpaid_rest_prepare_report_invoices_count', $response, $report, $request );
+		return apply_filters('getpaid_rest_prepare_report_invoices_count', $response, $report, $request);
 	}
 
 	/**
@@ -61,12 +61,12 @@ 
 	 */
 	protected function get_reports() {
 
-		$counts = wp_count_posts( 'wpi_invoice' );
+		$counts = wp_count_posts('wpi_invoice');
 		$data   = array();
 
-		foreach ( wpinv_get_invoice_statuses() as $slug => $name ) {
+		foreach (wpinv_get_invoice_statuses() as $slug => $name) {
 
-			if ( ! isset( $counts->$slug ) ) {
+			if (!isset($counts->$slug)) {
 				continue;
 			}
 
@@ -94,26 +94,26 @@ 
 			'type'       => 'object',
 			'properties' => array(
 				'slug'  => array(
-					'description' => __( 'An alphanumeric identifier for the resource.', 'invoicing' ),
+					'description' => __('An alphanumeric identifier for the resource.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'name'  => array(
-					'description' => __( 'Invoice status name.', 'invoicing' ),
+					'description' => __('Invoice status name.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'count' => array(
-					'description' => __( 'Number of invoices.', 'invoicing' ),
+					'description' => __('Number of invoices.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 			),
 		);
 
-		return $this->add_additional_fields_schema( $schema );
+		return $this->add_additional_fields_schema($schema);
 	}
 }

includes/api/class-getpaid-rest-reports-controller.php

Indentation +172 added lines, -172 removed lines

@@ -18,176 +18,176 @@
  */
 class GetPaid_REST_Reports_Controller extends GetPaid_REST_Controller {
 
-	/**
-	 * Route base.
-	 *
-	 * @var string
-	 */
-	protected $rest_base = 'reports';
-
-	/**
-	 * Registers the routes for the objects of the controller.
-	 *
-	 * @since 2.0.0
-	 *
-	 * @see register_rest_route()
-	 */
-	public function register_namespace_routes( $namespace ) {
-
-		// List all available reports.
-		register_rest_route(
-			$namespace,
-			$this->rest_base,
-			array(
-				array(
-					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_items' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
-					'args'                => $this->get_collection_params(),
-				),
-				'schema' => array( $this, 'get_public_item_schema' ),
-			)
-		);
-
-	}
-
-	/**
-	 * Makes sure the current user has access to READ the report APIs.
-	 *
-	 * @since  2.0.0
-	 * @param WP_REST_Request $request Full data about the request.
-	 * @return WP_Error|boolean
-	 */
-	public function get_items_permissions_check( $request ) {
-
-		if ( ! wpinv_current_user_can_manage_invoicing() ) {
-			return new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot list resources.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
-		}
-
-		return true;
-	}
-
-	/**
-	 * Get reports list.
-	 *
-	 * @since 2.0.0
-	 * @return array
-	 */
-	protected function get_reports() {
-
-		$reports = array(
-			array(
-				'slug'        => 'sales',
-				'description' => __( 'List of sales reports.', 'invoicing' ),
-			),
-			array(
-				'slug'        => 'top_sellers',
-				'description' => __( 'List of top selling items.', 'invoicing' ),
-			),
-			array(
-				'slug'        => 'top_earners',
-				'description' => __( 'List of top earning items.', 'invoicing' ),
-			),
-			array(
-				'slug'        => 'invoices/counts',
-				'description' => __( 'Invoice counts.', 'invoicing' ),
-			),
-		);
-
-		return apply_filters( 'getpaid_available_api_reports', $reports );
-
-	}
-
-	/**
-	 * Get all reports.
-	 *
-	 * @since 2.0.0
-	 * @param WP_REST_Request $request
-	 * @return array|WP_Error
-	 */
-	public function get_items( $request ) {
-		$data    = array();
-		$reports = $this->get_reports();
-
-		foreach ( $reports as $report ) {
-			$item   = $this->prepare_item_for_response( (object) $report, $request );
-			$data[] = $this->prepare_response_for_collection( $item );
-		}
-
-		return rest_ensure_response( $data );
-	}
-
-	/**
-	 * Prepare a report object for serialization.
-	 *
-	 * @since 2.0.0
-	 * @param stdClass $report Report data.
-	 * @param WP_REST_Request $request Request object.
-	 * @return WP_REST_Response $response Response data.
-	 */
-	public function prepare_item_for_response( $report, $request ) {
-		$data = array(
-			'slug'        => $report->slug,
-			'description' => $report->description,
-		);
-
-		$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
-		$data = $this->add_additional_fields_to_object( $data, $request );
-		$data = $this->filter_response_by_context( $data, $context );
-
-		// Wrap the data in a response object.
-		$response = rest_ensure_response( $data );
-		$response->add_links( array(
-			'self' => array(
-				'href' => rest_url( sprintf( '/%s/%s/%s', $this->namespace, $this->rest_base, $report->slug ) ),
-			),
-			'collection' => array(
-				'href' => rest_url( sprintf( '%s/%s', $this->namespace, $this->rest_base ) ),
-			),
-		) );
-
-		return apply_filters( 'getpaid_rest_prepare_report', $response, $report, $request );
-	}
-
-	/**
-	 * Get the Report's schema, conforming to JSON Schema.
-	 *
-	 * @since 2.0.0
-	 * @return array
-	 */
-	public function get_item_schema() {
-		$schema = array(
-			'$schema'    => 'http://json-schema.org/draft-04/schema#',
-			'title'      => 'report',
-			'type'       => 'object',
-			'properties' => array(
-				'slug' => array(
-					'description' => __( 'An alphanumeric identifier for the resource.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'description' => array(
-					'description' => __( 'A human-readable description of the resource.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-			),
-		);
-
-		return $this->add_additional_fields_schema( $schema );
-	}
-
-	/**
-	 * Get the query params for collections.
-	 *
-	 * @since 2.0.0
-	 * @return array
-	 */
-	public function get_collection_params() {
-		return array(
-			'context' => $this->get_context_param( array( 'default' => 'view' ) ),
-		);
-	}
+    /**
+     * Route base.
+     *
+     * @var string
+     */
+    protected $rest_base = 'reports';
+
+    /**
+     * Registers the routes for the objects of the controller.
+     *
+     * @since 2.0.0
+     *
+     * @see register_rest_route()
+     */
+    public function register_namespace_routes( $namespace ) {
+
+        // List all available reports.
+        register_rest_route(
+            $namespace,
+            $this->rest_base,
+            array(
+                array(
+                    'methods'             => WP_REST_Server::READABLE,
+                    'callback'            => array( $this, 'get_items' ),
+                    'permission_callback' => array( $this, 'get_items_permissions_check' ),
+                    'args'                => $this->get_collection_params(),
+                ),
+                'schema' => array( $this, 'get_public_item_schema' ),
+            )
+        );
+
+    }
+
+    /**
+     * Makes sure the current user has access to READ the report APIs.
+     *
+     * @since  2.0.0
+     * @param WP_REST_Request $request Full data about the request.
+     * @return WP_Error|boolean
+     */
+    public function get_items_permissions_check( $request ) {
+
+        if ( ! wpinv_current_user_can_manage_invoicing() ) {
+            return new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot list resources.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+        }
+
+        return true;
+    }
+
+    /**
+     * Get reports list.
+     *
+     * @since 2.0.0
+     * @return array
+     */
+    protected function get_reports() {
+
+        $reports = array(
+            array(
+                'slug'        => 'sales',
+                'description' => __( 'List of sales reports.', 'invoicing' ),
+            ),
+            array(
+                'slug'        => 'top_sellers',
+                'description' => __( 'List of top selling items.', 'invoicing' ),
+            ),
+            array(
+                'slug'        => 'top_earners',
+                'description' => __( 'List of top earning items.', 'invoicing' ),
+            ),
+            array(
+                'slug'        => 'invoices/counts',
+                'description' => __( 'Invoice counts.', 'invoicing' ),
+            ),
+        );
+
+        return apply_filters( 'getpaid_available_api_reports', $reports );
+
+    }
+
+    /**
+     * Get all reports.
+     *
+     * @since 2.0.0
+     * @param WP_REST_Request $request
+     * @return array|WP_Error
+     */
+    public function get_items( $request ) {
+        $data    = array();
+        $reports = $this->get_reports();
+
+        foreach ( $reports as $report ) {
+            $item   = $this->prepare_item_for_response( (object) $report, $request );
+            $data[] = $this->prepare_response_for_collection( $item );
+        }
+
+        return rest_ensure_response( $data );
+    }
+
+    /**
+     * Prepare a report object for serialization.
+     *
+     * @since 2.0.0
+     * @param stdClass $report Report data.
+     * @param WP_REST_Request $request Request object.
+     * @return WP_REST_Response $response Response data.
+     */
+    public function prepare_item_for_response( $report, $request ) {
+        $data = array(
+            'slug'        => $report->slug,
+            'description' => $report->description,
+        );
+
+        $context = ! empty( $request['context'] ) ? $request['context'] : 'view';
+        $data = $this->add_additional_fields_to_object( $data, $request );
+        $data = $this->filter_response_by_context( $data, $context );
+
+        // Wrap the data in a response object.
+        $response = rest_ensure_response( $data );
+        $response->add_links( array(
+            'self' => array(
+                'href' => rest_url( sprintf( '/%s/%s/%s', $this->namespace, $this->rest_base, $report->slug ) ),
+            ),
+            'collection' => array(
+                'href' => rest_url( sprintf( '%s/%s', $this->namespace, $this->rest_base ) ),
+            ),
+        ) );
+
+        return apply_filters( 'getpaid_rest_prepare_report', $response, $report, $request );
+    }
+
+    /**
+     * Get the Report's schema, conforming to JSON Schema.
+     *
+     * @since 2.0.0
+     * @return array
+     */
+    public function get_item_schema() {
+        $schema = array(
+            '$schema'    => 'http://json-schema.org/draft-04/schema#',
+            'title'      => 'report',
+            'type'       => 'object',
+            'properties' => array(
+                'slug' => array(
+                    'description' => __( 'An alphanumeric identifier for the resource.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'description' => array(
+                    'description' => __( 'A human-readable description of the resource.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+            ),
+        );
+
+        return $this->add_additional_fields_schema( $schema );
+    }
+
+    /**
+     * Get the query params for collections.
+     *
+     * @since 2.0.0
+     * @return array
+     */
+    public function get_collection_params() {
+        return array(
+            'context' => $this->get_context_param( array( 'default' => 'view' ) ),
+        );
+    }
 }

Spacing +34 added lines, -34 removed lines

@@ -9,7 +9,7 @@ 
  * @since   2.0.0
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * GetPaid REST reports controller class.
@@ -32,7 +32,7 @@ 
 	 *
 	 * @see register_rest_route()
 	 */
-	public function register_namespace_routes( $namespace ) {
+	public function register_namespace_routes($namespace) {
 
 		// List all available reports.
 		register_rest_route(
@@ -41,11 +41,11 @@ 
 			array(
 				array(
 					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_items' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
+					'callback'            => array($this, 'get_items'),
+					'permission_callback' => array($this, 'get_items_permissions_check'),
 					'args'                => $this->get_collection_params(),
 				),
-				'schema' => array( $this, 'get_public_item_schema' ),
+				'schema' => array($this, 'get_public_item_schema'),
 			)
 		);
 
@@ -58,10 +58,10 @@ 
 	 * @param WP_REST_Request $request Full data about the request.
 	 * @return WP_Error|boolean
 	 */
-	public function get_items_permissions_check( $request ) {
+	public function get_items_permissions_check($request) {
 
-		if ( ! wpinv_current_user_can_manage_invoicing() ) {
-			return new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot list resources.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+		if (!wpinv_current_user_can_manage_invoicing()) {
+			return new WP_Error('rest_cannot_view', __('Sorry, you cannot list resources.', 'invoicing'), array('status' => rest_authorization_required_code()));
 		}
 
 		return true;
@@ -78,23 +78,23 @@ 
 		$reports = array(
 			array(
 				'slug'        => 'sales',
-				'description' => __( 'List of sales reports.', 'invoicing' ),
+				'description' => __('List of sales reports.', 'invoicing'),
 			),
 			array(
 				'slug'        => 'top_sellers',
-				'description' => __( 'List of top selling items.', 'invoicing' ),
+				'description' => __('List of top selling items.', 'invoicing'),
 			),
 			array(
 				'slug'        => 'top_earners',
-				'description' => __( 'List of top earning items.', 'invoicing' ),
+				'description' => __('List of top earning items.', 'invoicing'),
 			),
 			array(
 				'slug'        => 'invoices/counts',
-				'description' => __( 'Invoice counts.', 'invoicing' ),
+				'description' => __('Invoice counts.', 'invoicing'),
 			),
 		);
 
-		return apply_filters( 'getpaid_available_api_reports', $reports );
+		return apply_filters('getpaid_available_api_reports', $reports);
 
 	}
 
@@ -105,16 +105,16 @@ 
 	 * @param WP_REST_Request $request
 	 * @return array|WP_Error
 	 */
-	public function get_items( $request ) {
+	public function get_items($request) {
 		$data    = array();
 		$reports = $this->get_reports();
 
-		foreach ( $reports as $report ) {
-			$item   = $this->prepare_item_for_response( (object) $report, $request );
-			$data[] = $this->prepare_response_for_collection( $item );
+		foreach ($reports as $report) {
+			$item   = $this->prepare_item_for_response((object) $report, $request);
+			$data[] = $this->prepare_response_for_collection($item);
 		}
 
-		return rest_ensure_response( $data );
+		return rest_ensure_response($data);
 	}
 
 	/**
@@ -125,28 +125,28 @@ 
 	 * @param WP_REST_Request $request Request object.
 	 * @return WP_REST_Response $response Response data.
 	 */
-	public function prepare_item_for_response( $report, $request ) {
+	public function prepare_item_for_response($report, $request) {
 		$data = array(
 			'slug'        => $report->slug,
 			'description' => $report->description,
 		);
 
-		$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
-		$data = $this->add_additional_fields_to_object( $data, $request );
-		$data = $this->filter_response_by_context( $data, $context );
+		$context = !empty($request['context']) ? $request['context'] : 'view';
+		$data = $this->add_additional_fields_to_object($data, $request);
+		$data = $this->filter_response_by_context($data, $context);
 
 		// Wrap the data in a response object.
-		$response = rest_ensure_response( $data );
-		$response->add_links( array(
+		$response = rest_ensure_response($data);
+		$response->add_links(array(
 			'self' => array(
-				'href' => rest_url( sprintf( '/%s/%s/%s', $this->namespace, $this->rest_base, $report->slug ) ),
+				'href' => rest_url(sprintf('/%s/%s/%s', $this->namespace, $this->rest_base, $report->slug)),
 			),
 			'collection' => array(
-				'href' => rest_url( sprintf( '%s/%s', $this->namespace, $this->rest_base ) ),
+				'href' => rest_url(sprintf('%s/%s', $this->namespace, $this->rest_base)),
 			),
-		) );
+		));
 
-		return apply_filters( 'getpaid_rest_prepare_report', $response, $report, $request );
+		return apply_filters('getpaid_rest_prepare_report', $response, $report, $request);
 	}
 
 	/**
@@ -162,21 +162,21 @@ 
 			'type'       => 'object',
 			'properties' => array(
 				'slug' => array(
-					'description' => __( 'An alphanumeric identifier for the resource.', 'invoicing' ),
+					'description' => __('An alphanumeric identifier for the resource.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'description' => array(
-					'description' => __( 'A human-readable description of the resource.', 'invoicing' ),
+					'description' => __('A human-readable description of the resource.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 			),
 		);
 
-		return $this->add_additional_fields_schema( $schema );
+		return $this->add_additional_fields_schema($schema);
 	}
 
 	/**
@@ -187,7 +187,7 @@ 
 	 */
 	public function get_collection_params() {
 		return array(
-			'context' => $this->get_context_param( array( 'default' => 'view' ) ),
+			'context' => $this->get_context_param(array('default' => 'view')),
 		);
 	}
 }

includes/reports/class-getpaid-reports-report-earnings.php

Indentation +133 added lines, -133 removed lines

@@ -12,43 +12,43 @@ 
  */
 class GetPaid_Reports_Report_Earnings extends GetPaid_Reports_Abstract_Report {
 
-	/**
-	 * Retrieves the earning graphs.
-	 *
-	 */
-	public function get_graphs() {
+    /**
+     * Retrieves the earning graphs.
+     *
+     */
+    public function get_graphs() {
 
-		$graphs = array(
+        $graphs = array(
 
             'total'      => __( 'Earnings', 'invoicing' ),
             'discount'   => __( 'Discount', 'invoicing' ),
-			'fees_total' => __( 'Fees', 'invoicing' ),
-			'tax'        => __( 'Tax', 'invoicing' ),
+            'fees_total' => __( 'Fees', 'invoicing' ),
+            'tax'        => __( 'Tax', 'invoicing' ),
 
-		);
+        );
 
-		return apply_filters( 'getpaid_earning_graphs', $graphs );
+        return apply_filters( 'getpaid_earning_graphs', $graphs );
 
-	}
+    }
 
-	/**
-	 * Retrieves the earning sql.
-	 *
-	 */
-	public function get_sql( $range ) {
-		global $wpdb;
+    /**
+     * Retrieves the earning sql.
+     *
+     */
+    public function get_sql( $range ) {
+        global $wpdb;
 
-		$table      = $wpdb->prefix . 'getpaid_invoices';
-		$clauses    = $this->get_range_sql( $range );
-		$graphs     = array_keys( $this->get_graphs() );
-		$graphs_sql = array();
+        $table      = $wpdb->prefix . 'getpaid_invoices';
+        $clauses    = $this->get_range_sql( $range );
+        $graphs     = array_keys( $this->get_graphs() );
+        $graphs_sql = array();
 
-		foreach ( $graphs as $graph ) {
-			$graphs_sql[] = "SUM( meta.$graph ) AS $graph";
-		}
+        foreach ( $graphs as $graph ) {
+            $graphs_sql[] = "SUM( meta.$graph ) AS $graph";
+        }
 
-		$graphs_sql = implode( ', ', $graphs_sql );
-		$sql        = "SELECT {$clauses[0]} AS completed_date, $graphs_sql
+        $graphs_sql = implode( ', ', $graphs_sql );
+        $sql        = "SELECT {$clauses[0]} AS completed_date, $graphs_sql
             FROM $wpdb->posts
             LEFT JOIN $table as meta ON meta.post_id = $wpdb->posts.ID
             WHERE meta.post_id IS NOT NULL
@@ -58,94 +58,94 @@ 
             GROUP BY {$clauses[0]}
         ";
 
-		return apply_filters( 'getpaid_earning_graphs_get_sql', $sql, $range );
-
-	}
-
-	/**
-	 * Prepares the report stats.
-	 *
-	 */
-	public function prepare_stats() {
-		global $wpdb;
-		$this->stats = $wpdb->get_results( $this->get_sql( $this->get_range() ) );
-	}
-
-	/**
-	 * Retrieves report labels.
-	 *
-	 */
-	public function get_labels( $range ) {
-
-		$labels = array(
-			'today'     => $this->get_hours_in_a_day(),
-			'yesterday' => $this->get_hours_in_a_day(),
-			'7_days'    => $this->get_days_in_period( 7 ),
-			'30_days'   => $this->get_days_in_period( 30 ),
-			'60_days'   => $this->get_days_in_period( 60 ),
-			'90_days'   => $this->get_weeks_in_period( 90 ),
-			'180_days'  => $this->get_weeks_in_period( 180 ),
-			'360_days'  => $this->get_weeks_in_period( 360 ),
-		);
-
-		$label = isset( $labels[ $range ] ) ? $labels[ $range ] : $labels[ '7_days' ];
-		return apply_filters( 'getpaid_earning_graphs_get_labels', $label, $range );
-	}
-
-	/**
-	 * Retrieves report datasets.
-	 *
-	 */
-	public function get_datasets( $labels ) {
-
-		$datasets = array();
-
-		foreach ( $this->get_graphs() as $key => $label ) {
-			$datasets[ $key ] = array(
-				'label' => $label,
-				'data'  => $this->get_data( $key, $labels )
-			);
-		}
-
-		return apply_filters( 'getpaid_earning_graphs_get_datasets', $datasets, $labels );
-	}
-
-	/**
-	 * Retrieves report data.
-	 *
-	 */
-	public function get_data( $key, $labels ) {
-
-		$data     = wp_list_pluck( $this->stats, $key, 'completed_date' );
-		$prepared = array();
-
-		foreach ( $labels as $label ) {
-
-			$value = 0;
-			if ( isset( $data[ $label ] ) ) {
-				$value = wpinv_round_amount( wpinv_sanitize_amount( $data[ $label ] ) );
-			}
-
-			$prepared[] = $value;
-		}
-
-		return apply_filters( 'getpaid_earning_graphs_get_data', $prepared, $key, $labels );
-
-	}
-
-	/**
-	 * Displays the report card.
-	 *
-	 */
-	public function display() {
-
-		$labels     = $this->get_labels( $this->get_range() );
-		$chart_data = array(
-			'labels'   => array_values( $labels ),
-			'datasets' => $this->get_datasets( array_keys( $labels ) ),
-		);
-
-		?>
+        return apply_filters( 'getpaid_earning_graphs_get_sql', $sql, $range );
+
+    }
+
+    /**
+     * Prepares the report stats.
+     *
+     */
+    public function prepare_stats() {
+        global $wpdb;
+        $this->stats = $wpdb->get_results( $this->get_sql( $this->get_range() ) );
+    }
+
+    /**
+     * Retrieves report labels.
+     *
+     */
+    public function get_labels( $range ) {
+
+        $labels = array(
+            'today'     => $this->get_hours_in_a_day(),
+            'yesterday' => $this->get_hours_in_a_day(),
+            '7_days'    => $this->get_days_in_period( 7 ),
+            '30_days'   => $this->get_days_in_period( 30 ),
+            '60_days'   => $this->get_days_in_period( 60 ),
+            '90_days'   => $this->get_weeks_in_period( 90 ),
+            '180_days'  => $this->get_weeks_in_period( 180 ),
+            '360_days'  => $this->get_weeks_in_period( 360 ),
+        );
+
+        $label = isset( $labels[ $range ] ) ? $labels[ $range ] : $labels[ '7_days' ];
+        return apply_filters( 'getpaid_earning_graphs_get_labels', $label, $range );
+    }
+
+    /**
+     * Retrieves report datasets.
+     *
+     */
+    public function get_datasets( $labels ) {
+
+        $datasets = array();
+
+        foreach ( $this->get_graphs() as $key => $label ) {
+            $datasets[ $key ] = array(
+                'label' => $label,
+                'data'  => $this->get_data( $key, $labels )
+            );
+        }
+
+        return apply_filters( 'getpaid_earning_graphs_get_datasets', $datasets, $labels );
+    }
+
+    /**
+     * Retrieves report data.
+     *
+     */
+    public function get_data( $key, $labels ) {
+
+        $data     = wp_list_pluck( $this->stats, $key, 'completed_date' );
+        $prepared = array();
+
+        foreach ( $labels as $label ) {
+
+            $value = 0;
+            if ( isset( $data[ $label ] ) ) {
+                $value = wpinv_round_amount( wpinv_sanitize_amount( $data[ $label ] ) );
+            }
+
+            $prepared[] = $value;
+        }
+
+        return apply_filters( 'getpaid_earning_graphs_get_data', $prepared, $key, $labels );
+
+    }
+
+    /**
+     * Displays the report card.
+     *
+     */
+    public function display() {
+
+        $labels     = $this->get_labels( $this->get_range() );
+        $chart_data = array(
+            'labels'   => array_values( $labels ),
+            'datasets' => $this->get_datasets( array_keys( $labels ) ),
+        );
+
+        ?>
 
 			<?php foreach ( $chart_data['datasets'] as $key => $dataset ) : ?>
 				<div class="row mb-4">
@@ -165,15 +165,15 @@ 
 
 		<?php
 
-	}
+    }
 
-	/**
-	 * Displays the actual report.
-	 *
-	 */
-	public function display_graph( $key, $dataset, $labels ) {
+    /**
+     * Displays the actual report.
+     *
+     */
+    public function display_graph( $key, $dataset, $labels ) {
 
-		?>
+        ?>
 
 		<canvas id="getpaid-chartjs-earnings-<?php echo sanitize_key( $key ); ?>"></canvas>
 
@@ -223,20 +223,20 @@ 
 		</script>
 
 		<?php
-	}
+    }
 
-	/**
-	 * Displays the actual report.
-	 *
-	 */
-	public function display_stats() {}
+    /**
+     * Displays the actual report.
+     *
+     */
+    public function display_stats() {}
 
-	/**
-	 * Displays the range selector.
-	 *
-	 */
-	public function display_range_selector() {
+    /**
+     * Displays the range selector.
+     *
+     */
+    public function display_range_selector() {
 
-	}
+    }
 
 }

Spacing +44 added lines, -44 removed lines

@@ -5,7 +5,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * GetPaid_Reports_Report_Earnings Class.
@@ -20,14 +20,14 @@ 
 
 		$graphs = array(
 
-            'total'      => __( 'Earnings', 'invoicing' ),
-            'discount'   => __( 'Discount', 'invoicing' ),
-			'fees_total' => __( 'Fees', 'invoicing' ),
-			'tax'        => __( 'Tax', 'invoicing' ),
+            'total'      => __('Earnings', 'invoicing'),
+            'discount'   => __('Discount', 'invoicing'),
+			'fees_total' => __('Fees', 'invoicing'),
+			'tax'        => __('Tax', 'invoicing'),
 
 		);
 
-		return apply_filters( 'getpaid_earning_graphs', $graphs );
+		return apply_filters('getpaid_earning_graphs', $graphs);
 
 	}
 
@@ -35,19 +35,19 @@ 
 	 * Retrieves the earning sql.
 	 *
 	 */
-	public function get_sql( $range ) {
+	public function get_sql($range) {
 		global $wpdb;
 
 		$table      = $wpdb->prefix . 'getpaid_invoices';
-		$clauses    = $this->get_range_sql( $range );
-		$graphs     = array_keys( $this->get_graphs() );
+		$clauses    = $this->get_range_sql($range);
+		$graphs     = array_keys($this->get_graphs());
 		$graphs_sql = array();
 
-		foreach ( $graphs as $graph ) {
+		foreach ($graphs as $graph) {
 			$graphs_sql[] = "SUM( meta.$graph ) AS $graph";
 		}
 
-		$graphs_sql = implode( ', ', $graphs_sql );
+		$graphs_sql = implode(', ', $graphs_sql);
 		$sql        = "SELECT {$clauses[0]} AS completed_date, $graphs_sql
             FROM $wpdb->posts
             LEFT JOIN $table as meta ON meta.post_id = $wpdb->posts.ID
@@ -58,7 +58,7 @@ 
             GROUP BY {$clauses[0]}
         ";
 
-		return apply_filters( 'getpaid_earning_graphs_get_sql', $sql, $range );
+		return apply_filters('getpaid_earning_graphs_get_sql', $sql, $range);
 
 	}
 
@@ -68,68 +68,68 @@ 
 	 */
 	public function prepare_stats() {
 		global $wpdb;
-		$this->stats = $wpdb->get_results( $this->get_sql( $this->get_range() ) );
+		$this->stats = $wpdb->get_results($this->get_sql($this->get_range()));
 	}
 
 	/**
 	 * Retrieves report labels.
 	 *
 	 */
-	public function get_labels( $range ) {
+	public function get_labels($range) {
 
 		$labels = array(
 			'today'     => $this->get_hours_in_a_day(),
 			'yesterday' => $this->get_hours_in_a_day(),
-			'7_days'    => $this->get_days_in_period( 7 ),
-			'30_days'   => $this->get_days_in_period( 30 ),
-			'60_days'   => $this->get_days_in_period( 60 ),
-			'90_days'   => $this->get_weeks_in_period( 90 ),
-			'180_days'  => $this->get_weeks_in_period( 180 ),
-			'360_days'  => $this->get_weeks_in_period( 360 ),
+			'7_days'    => $this->get_days_in_period(7),
+			'30_days'   => $this->get_days_in_period(30),
+			'60_days'   => $this->get_days_in_period(60),
+			'90_days'   => $this->get_weeks_in_period(90),
+			'180_days'  => $this->get_weeks_in_period(180),
+			'360_days'  => $this->get_weeks_in_period(360),
 		);
 
-		$label = isset( $labels[ $range ] ) ? $labels[ $range ] : $labels[ '7_days' ];
-		return apply_filters( 'getpaid_earning_graphs_get_labels', $label, $range );
+		$label = isset($labels[$range]) ? $labels[$range] : $labels['7_days'];
+		return apply_filters('getpaid_earning_graphs_get_labels', $label, $range);
 	}
 
 	/**
 	 * Retrieves report datasets.
 	 *
 	 */
-	public function get_datasets( $labels ) {
+	public function get_datasets($labels) {
 
 		$datasets = array();
 
-		foreach ( $this->get_graphs() as $key => $label ) {
-			$datasets[ $key ] = array(
+		foreach ($this->get_graphs() as $key => $label) {
+			$datasets[$key] = array(
 				'label' => $label,
-				'data'  => $this->get_data( $key, $labels )
+				'data'  => $this->get_data($key, $labels)
 			);
 		}
 
-		return apply_filters( 'getpaid_earning_graphs_get_datasets', $datasets, $labels );
+		return apply_filters('getpaid_earning_graphs_get_datasets', $datasets, $labels);
 	}
 
 	/**
 	 * Retrieves report data.
 	 *
 	 */
-	public function get_data( $key, $labels ) {
+	public function get_data($key, $labels) {
 
-		$data     = wp_list_pluck( $this->stats, $key, 'completed_date' );
+		$data     = wp_list_pluck($this->stats, $key, 'completed_date');
 		$prepared = array();
 
-		foreach ( $labels as $label ) {
+		foreach ($labels as $label) {
 
 			$value = 0;
-			if ( isset( $data[ $label ] ) ) {
-				$value = wpinv_round_amount( wpinv_sanitize_amount( $data[ $label ] ) );
+			if (isset($data[$label])) {
+				$value = wpinv_round_amount(wpinv_sanitize_amount($data[$label]));
 			}
 
 			$prepared[] = $value;
 		}
 
-		return apply_filters( 'getpaid_earning_graphs_get_data', $prepared, $key, $labels );
+		return apply_filters('getpaid_earning_graphs_get_data', $prepared, $key, $labels);
 
 	}
 
@@ -139,15 +139,15 @@ 
 	 */
 	public function display() {
 
-		$labels     = $this->get_labels( $this->get_range() );
+		$labels     = $this->get_labels($this->get_range());
 		$chart_data = array(
-			'labels'   => array_values( $labels ),
-			'datasets' => $this->get_datasets( array_keys( $labels ) ),
+			'labels'   => array_values($labels),
+			'datasets' => $this->get_datasets(array_keys($labels)),
 		);
 
 		?>
 
-			<?php foreach ( $chart_data['datasets'] as $key => $dataset ) : ?>
+			<?php foreach ($chart_data['datasets'] as $key => $dataset) : ?>
 				<div class="row mb-4">
 					<div class="col-12">
 						<div class="card m-0 p-0" style="max-width:100%">
@@ -156,7 +156,7 @@ 
 								<?php $this->display_range_selector(); ?>
 							</div>
 							<div class="card-body">
-								<?php $this->display_graph( $key, $dataset, $chart_data['labels'] ); ?>
+								<?php $this->display_graph($key, $dataset, $chart_data['labels']); ?>
 							</div>
 						</div>
 					</div>
@@ -171,26 +171,26 @@ 
 	 * Displays the actual report.
 	 *
 	 */
-	public function display_graph( $key, $dataset, $labels ) {
+	public function display_graph($key, $dataset, $labels) {
 
 		?>
 
-		<canvas id="getpaid-chartjs-earnings-<?php echo sanitize_key( $key ); ?>"></canvas>
+		<canvas id="getpaid-chartjs-earnings-<?php echo sanitize_key($key); ?>"></canvas>
 
 		<script>
 			window.addEventListener( 'DOMContentLoaded', function() {
 
-				var ctx = document.getElementById( 'getpaid-chartjs-earnings-<?php echo sanitize_key( $key ); ?>' ).getContext('2d');
+				var ctx = document.getElementById( 'getpaid-chartjs-earnings-<?php echo sanitize_key($key); ?>' ).getContext('2d');
 				new Chart(
 					ctx,
 					{
 						type: 'line',
 						data: {
-							'labels': <?php echo wp_json_encode( $labels ); ?>,
+							'labels': <?php echo wp_json_encode($labels); ?>,
 							'datasets': [
 								{
-									label: '<?php echo esc_attr( $dataset['label'] ); ?>',
-									data: <?php echo wp_json_encode( $dataset['data'] ); ?>,
+									label: '<?php echo esc_attr($dataset['label']); ?>',
+									data: <?php echo wp_json_encode($dataset['data']); ?>,
 									backgroundColor: 'rgba(54, 162, 235, 0.1)',
 									borderColor: 'rgb(54, 162, 235)',
 									borderWidth: 4,

includes/api/class-getpaid-rest-report-sales-controller.php

Indentation +659 added lines, -659 removed lines

@@ -18,664 +18,664 @@
  */
 class GetPaid_REST_Report_Sales_Controller extends GetPaid_REST_Date_Based_Controller {
 
-	/**
-	 * Route base.
-	 *
-	 * @var string
-	 */
-	protected $rest_base = 'reports/sales';
-
-	/**
-	 * The report data.
-	 *
-	 * @var stdClass
-	 */
-	protected $report_data;
-
-	/**
-	 * The report range.
-	 *
-	 * @var array
-	 */
-	protected $report_range;
-
-	/**
-	 * Registers the routes for the objects of the controller.
-	 *
-	 * @since 2.0.0
-	 *
-	 * @see register_rest_route()
-	 */
-	public function register_namespace_routes( $namespace ) {
-
-		// Get sales report.
-		register_rest_route(
-			$namespace,
-			$this->rest_base,
-			array(
-				array(
-					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_items' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
-					'args'                => $this->get_collection_params(),
-				),
-				'schema' => array( $this, 'get_public_item_schema' ),
-			)
-		);
-
-	}
-
-	/**
-	 * Makes sure the current user has access to READ the report APIs.
-	 *
-	 * @since  2.0.0
-	 * @param WP_REST_Request $request Full data about the request.
-	 * @return WP_Error|boolean
-	 */
-	public function get_items_permissions_check( $request ) {
-
-		if ( ! wpinv_current_user_can_manage_invoicing() ) {
-			return new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot list resources.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
-		}
-
-		return true;
-	}
-
-	/**
-	 * Get sales reports.
-	 *
-	 * @param WP_REST_Request $request
-	 * @return array|WP_Error
-	 */
-	public function get_items( $request ) {
-		$data   = array();
-		$item   = $this->prepare_item_for_response( null, $request );
-		$data[] = $this->prepare_response_for_collection( $item );
-
-		return rest_ensure_response( $data );
-	}
-
-	/**
-	 * Prepare a report sales object for serialization.
-	 *
-	 * @param null $_
-	 * @param WP_REST_Request $request Request object.
-	 * @return WP_REST_Response $response Response data.
-	 */
-	public function prepare_item_for_response( $_, $request ) {
-
-		// Set report range.
-		$this->report_range = $this->get_date_range( $request );
-
-		$report_data     = $this->get_report_data();
-		$period_totals   = array();
-
-		// Setup period totals by ensuring each period in the interval has data.
-		$start_date      = strtotime( $this->report_range['after'] ) + DAY_IN_SECONDS;
-
-		if ( 'month' === $this->groupby ) {
-			$start_date      = strtotime( date( 'Y-m-01', $start_date ) );
-		}
-
-		for ( $i = 0; $i < $this->interval; $i++ ) {
-
-			switch ( $this->groupby ) {
-				case 'day' :
-					$time = date( 'Y-m-d', strtotime( "+{$i} DAY", $start_date ) );
-					break;
-				default :
-					$time = date( 'Y-m', strtotime( "+{$i} MONTH", $start_date ) );
-					break;
-			}
-
-			// Set the defaults for each period.
-			$period_totals[ $time ] = array(
-				'sales'             => wpinv_round_amount( 0.00 ),
-				'invoices'          => 0,
-				'refunds'           => wpinv_round_amount( 0.00 ),
-				'items'             => 0,
-				'refunded_items'    => 0,
-				'tax'               => wpinv_round_amount( 0.00 ),
-				'refunded_tax'      => wpinv_round_amount( 0.00 ),
-				'subtotal'          => wpinv_round_amount( 0.00 ),
-				'refunded_subtotal' => wpinv_round_amount( 0.00 ),
-				'fees'              => wpinv_round_amount( 0.00 ),
-				'refunded_fees'     => wpinv_round_amount( 0.00 ),
-				'discount'          => wpinv_round_amount( 0.00 ),
-			);
-
-		}
-
-		// add total sales, total invoice count, total tax for each period
-		$date_format = ( 'day' === $this->groupby ) ? 'Y-m-d' : 'Y-m';
-		foreach ( $report_data->invoices as $invoice ) {
-			$time = date( $date_format, strtotime( $invoice->post_date ) );
-
-			if ( ! isset( $period_totals[ $time ] ) ) {
-				continue;
-			}
-
-			$period_totals[ $time ]['sales']    = wpinv_round_amount( $invoice->total_sales );
-			$period_totals[ $time ]['tax']      = wpinv_round_amount( $invoice->total_tax );
-			$period_totals[ $time ]['subtotal'] = wpinv_round_amount( $invoice->subtotal );
-			$period_totals[ $time ]['fees']     = wpinv_round_amount( $invoice->total_fees );
-
-		}
-
-		foreach ( $report_data->refunds as $invoice ) {
-			$time = date( $date_format, strtotime( $invoice->post_date ) );
-
-			if ( ! isset( $period_totals[ $time ] ) ) {
-				continue;
-			}
-
-			$period_totals[ $time ]['refunds']           = wpinv_round_amount( $invoice->total_sales );
-			$period_totals[ $time ]['refunded_tax']      = wpinv_round_amount( $invoice->total_tax );
-			$period_totals[ $time ]['refunded_subtotal'] = wpinv_round_amount( $invoice->subtotal );
-			$period_totals[ $time ]['refunded_fees']     = wpinv_round_amount( $invoice->total_fees );
-
-		}
-
-		foreach ( $report_data->invoice_counts as $invoice ) {
-			$time = date( $date_format, strtotime( $invoice->post_date ) );
-
-			if ( isset( $period_totals[ $time ] ) ) {
-				$period_totals[ $time ]['invoices']   = (int) $invoice->count;
-			}
-
-		}
-
-		// Add total invoice items for each period.
-		foreach ( $report_data->invoice_items as $invoice_item ) {
-			$time = ( 'day' === $this->groupby ) ? date( 'Y-m-d', strtotime( $invoice_item->post_date ) ) : date( 'Y-m', strtotime( $invoice_item->post_date ) );
-
-			if ( isset( $period_totals[ $time ] ) ) {
-				$period_totals[ $time ]['items'] = (int) $invoice_item->invoice_item_count;
-			}
-
-		}
-
-		// Add total discount for each period.
-		foreach ( $report_data->coupons as $discount ) {
-			$time = ( 'day' === $this->groupby ) ? date( 'Y-m-d', strtotime( $discount->post_date ) ) : date( 'Y-m', strtotime( $discount->post_date ) );
-
-			if ( isset( $period_totals[ $time ] ) ) {
-				$period_totals[ $time ]['discount'] = wpinv_round_amount( $discount->discount_amount );
-			}
-
-		}
-
-		$report_data->totals            = $period_totals;
-		$report_data->grouped_by        = $this->groupby;
-		$report_data->interval          = max( $this->interval, 1 );
-		$report_data->currency          = wpinv_get_currency();
-		$report_data->currency_symbol   = wpinv_currency_symbol();
-		$report_data->currency_position = wpinv_currency_position();
-		$report_data->decimal_places    = wpinv_decimals();
-		$report_data->thousands_sep     = wpinv_thousands_separator();
-		$report_data->decimals_sep      = wpinv_decimal_separator();
-		$report_data->start_date        = date( 'Y-m-d', strtotime( $this->report_range['after'] ) + DAY_IN_SECONDS );
-		$report_data->end_date          = date( 'Y-m-d', strtotime( $this->report_range['before'] ) - DAY_IN_SECONDS );
-		$report_data->start_date_locale = getpaid_format_date( date( 'Y-m-d', strtotime( $this->report_range['after'] ) + DAY_IN_SECONDS ) );
-		$report_data->end_date_locale   = getpaid_format_date( date( 'Y-m-d', strtotime( $this->report_range['before'] ) - DAY_IN_SECONDS ) );
-		$report_data->decimals_sep      = wpinv_decimal_separator();
-
-		$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
-		$data    = $report_data;
-		unset( $data->invoice_counts, $data->invoices, $data->coupons, $data->refunds, $data->invoice_items );
-		$data    = $this->add_additional_fields_to_object( (array) $data, $request );
-		$data    = $this->filter_response_by_context( $data, $context );
-
-		// Wrap the data in a response object.
-		$response = rest_ensure_response( $data );
-		$response->add_links( array(
-			'about' => array(
-				'href' => rest_url( sprintf( '%s/reports', $this->namespace ) ),
-			),
-		) );
-
-		return apply_filters( 'getpaid_rest_prepare_report_sales', $response, $report_data, $request );
-	}
-
-	/**
-	 * Get report data.
-	 *
-	 * @return stdClass
-	 */
-	public function get_report_data() {
-		if ( empty( $this->report_data ) ) {
-			$this->query_report_data();
-		}
-		return $this->report_data;
-	}
-
-	/**
-	 * Get all data needed for this report and store in the class.
-	 */
-	protected function query_report_data() {
-
-		// Prepare reports.
-		$this->report_data = (object) array(
-			'invoice_counts' => $this->query_invoice_counts(),//count, post_date
-			'coupons'        => $this->query_coupon_counts(), // discount_amount, post_date
-			'invoice_items'  => $this->query_item_counts(), // invoice_item_count, post_date
-			'refunded_items' => $this->count_refunded_items(), // invoice_item_count, post_date
-			'invoices'       => $this->query_invoice_totals(), // total_sales, total_tax, total_discount, total_fees, subtotal, post_date
-			'refunds'        => $this->query_refunded_totals(), // total_sales, total_tax, total_discount, total_fees, subtotal, post_date
-			'previous_range' => $this->previous_range,
-		);
-
-		// Calculated totals.
-		$this->report_data->total_tax          = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_tax' ) ) );
-		$this->report_data->total_sales        = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_sales' ) ) );
-		$this->report_data->total_discount     = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_discount' ) ) );
-		$this->report_data->total_fees         = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_fees' ) ) );
-		$this->report_data->subtotal           = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'subtotal' ) ) );
-		$this->report_data->net_sales          = wpinv_round_amount( $this->report_data->total_sales - max( 0, $this->report_data->total_tax ) );
-		$this->report_data->total_refunded_tax = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_tax' ) ) );
-		$this->report_data->total_refunds      = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_sales' ) ) );
-		$this->report_data->refunded_discount  = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_discount' ) ) );
-		$this->report_data->refunded_fees      = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_fees' ) ) );
-		$this->report_data->refunded_subtotal  = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'subtotal' ) ) );
-		$this->report_data->net_refunds        = wpinv_round_amount( $this->report_data->total_refunds + max( 0, $this->report_data->total_refunded_tax ) );
-
-
-		// Calculate average based on net.
-		$this->report_data->average_sales       = wpinv_round_amount( $this->report_data->net_sales / max( $this->interval, 1 ), 2 );
-		$this->report_data->average_total_sales = wpinv_round_amount( $this->report_data->total_sales / max( $this->interval, 1 ), 2 );
-
-		// Total invoices in this period, even if refunded.
-		$this->report_data->total_invoices = absint( array_sum( wp_list_pluck( $this->report_data->invoice_counts, 'count' ) ) );
-
-		// Items invoiced in this period, even if refunded.
-		$this->report_data->total_items = absint( array_sum( wp_list_pluck( $this->report_data->invoice_items, 'invoice_item_count' ) ) );
-
-		// 3rd party filtering of report data
-		$this->report_data = apply_filters( 'getpaid_rest_api_filter_report_data', $this->report_data );
-	}
-
-	/**
-	 * Prepares invoice counts.
-	 *
-	 * @return array.
-	 */
-	protected function query_invoice_counts() {
-
-		return (array) GetPaid_Reports_Helper::get_invoice_report_data(
-			array(
-				'data'         => array(
-					'ID'        => array(
-						'type'     => 'post_data',
-						'function' => 'COUNT',
-						'name'     => 'count',
-						'distinct' => true,
-					),
-					'post_date' => array(
-						'type'     => 'post_data',
-						'function' => '',
-						'name'     => 'post_date',
-					),
-				),
-				'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
-				'order_by'       => 'post_date ASC',
-				'query_type'     => 'get_results',
-				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal' ),
-			)
-		);
-
-	}
-
-	/**
-	 * Prepares coupon counts.
-	 *
-	 * @return array.
-	 */
-	protected function query_coupon_counts() {
-
-		return (array) GetPaid_Reports_Helper::get_invoice_report_data(
-			array(
-				'data'         => array(
-					'discount' => array(
-						'type'     => 'invoice_data',
-						'function' => 'SUM',
-						'name'     => 'discount_amount',
-					),
-					'post_date'       => array(
-						'type'     => 'post_data',
-						'function' => '',
-						'name'     => 'post_date',
-					),
-				),
-				'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
-				'order_by'       => 'post_date ASC',
-				'query_type'     => 'get_results',
-				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal' ),
-			)
-		);
-
-	}
-
-	/**
-	 * Prepares item counts.
-	 *
-	 * @return array.
-	 */
-	protected function query_item_counts() {
-
-		return (array) GetPaid_Reports_Helper::get_invoice_report_data(
-			array(
-				'data'         => array(
-					'quantity'      => array(
-						'type'            => 'invoice_item',
-						'function'        => 'SUM',
-						'name'            => 'invoice_item_count',
-					),
-					'post_date' => array(
-						'type'     => 'post_data',
-						'function' => '',
-						'name'     => 'post_date',
-					),
-				),
-				'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
-				'order_by'       => 'post_date ASC',
-				'query_type'     => 'get_results',
-				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal' ),
-			)
-		);
-
-	}
-
-	/**
-	 * Prepares refunded item counts.
-	 *
-	 * @return array.
-	 */
-	protected function count_refunded_items() {
-
-		return (int) GetPaid_Reports_Helper::get_invoice_report_data(
-			array(
-				'data'         => array(
-					'quantity'      => array(
-						'type'            => 'invoice_item',
-						'function'        => 'SUM',
-						'name'            => 'invoice_item_count',
-					),
-				),
-				'query_type'     => 'get_var',
-				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'wpi-refunded' ),
-			)
-		);
-
-	}
-
-	/**
-	 * Prepares daily invoice totals.
-	 *
-	 * @return array.
-	 */
-	protected function query_invoice_totals() {
-
-		return (array) GetPaid_Reports_Helper::get_invoice_report_data(
-			array(
-				'data'         => array(
-					'total'      => array(
-						'type'            => 'invoice_data',
-						'function'        => 'SUM',
-						'name'            => 'total_sales',
-					),
-					'tax'      => array(
-						'type'            => 'invoice_data',
-						'function'        => 'SUM',
-						'name'            => 'total_tax',
-					),
-					'discount'      => array(
-						'type'            => 'invoice_data',
-						'function'        => 'SUM',
-						'name'            => 'total_discount',
-					),
-					'fees_total'      => array(
-						'type'            => 'invoice_data',
-						'function'        => 'SUM',
-						'name'            => 'total_fees',
-					),
-					'subtotal'      => array(
-						'type'            => 'invoice_data',
-						'function'        => 'SUM',
-						'name'            => 'subtotal',
-					),
-					'post_date' => array(
-						'type'     => 'post_data',
-						'function' => '',
-						'name'     => 'post_date',
-					),
-				),
-				'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
-				'order_by'       => 'post_date ASC',
-				'query_type'     => 'get_results',
-				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-renewal' ),
-			)
-		);
-
-	}
-
-	/**
-	 * Prepares daily invoice totals.
-	 *
-	 * @return array.
-	 */
-	protected function query_refunded_totals() {
-
-		return (array) GetPaid_Reports_Helper::get_invoice_report_data(
-			array(
-				'data'         => array(
-					'total'      => array(
-						'type'            => 'invoice_data',
-						'function'        => 'SUM',
-						'name'            => 'total_sales',
-					),
-					'tax'      => array(
-						'type'            => 'invoice_data',
-						'function'        => 'SUM',
-						'name'            => 'total_tax',
-					),
-					'discount'      => array(
-						'type'            => 'invoice_data',
-						'function'        => 'SUM',
-						'name'            => 'total_discount',
-					),
-					'fees_total'      => array(
-						'type'            => 'invoice_data',
-						'function'        => 'SUM',
-						'name'            => 'total_fees',
-					),
-					'subtotal'      => array(
-						'type'            => 'invoice_data',
-						'function'        => 'SUM',
-						'name'            => 'subtotal',
-					),
-					'post_date' => array(
-						'type'     => 'post_data',
-						'function' => '',
-						'name'     => 'post_date',
-					),
-				),
-				'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
-				'order_by'       => 'post_date ASC',
-				'query_type'     => 'get_results',
-				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'wpi-refunded' ),
-			)
-		);
-
-	}
-
-	/**
-	 * Get the Report's schema, conforming to JSON Schema.
-	 *
-	 * @return array
-	 */
-	public function get_item_schema() {
-
-		$schema = array(
-			'$schema'    => 'http://json-schema.org/draft-04/schema#',
-			'title'      => 'sales_report',
-			'type'       => 'object',
-			'properties' => array(
-				'total_sales' => array(
-					'description' => __( 'Gross sales in the period.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'net_sales' => array(
-					'description' => __( 'Net sales in the period.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'average_sales' => array(
-					'description' => __( 'Average net daily sales.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'average_total_sales' => array(
-					'description' => __( 'Average gross daily sales.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'total_invoices'  => array(
-					'description' => __( 'Number of paid invoices.', 'invoicing' ),
-					'type'        => 'integer',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'total_items' => array(
-					'description' => __( 'Number of items purchased.', 'invoicing' ),
-					'type'        => 'integer',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'refunded_items' => array(
-					'description' => __( 'Number of items refunded.', 'invoicing' ),
-					'type'        => 'integer',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'total_tax' => array(
-					'description' => __( 'Total charged for taxes.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'total_refunded_tax' => array(
-					'description' => __( 'Total refunded for taxes.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'total_fees' => array(
-					'description' => __( 'Total fees charged.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'total_refunds' => array(
-					'description' => __( 'Total of refunded invoices.', 'invoicing' ),
-					'type'        => 'integer',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'net_refunds' => array(
-					'description' => __( 'Net of refunded invoices.', 'invoicing' ),
-					'type'        => 'integer',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'total_discount' => array(
-					'description' => __( 'Total of discounts used.', 'invoicing' ),
-					'type'        => 'integer',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'totals' => array(
-					'description' => __( 'Totals.', 'invoicing' ),
-					'type'        => 'array',
-					'items'       => array(
-						'type'    => 'array',
-					),
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'interval' => array(
-					'description' => __( 'Number of months/days in the report period.', 'invoicing' ),
-					'type'        => 'integer',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'previous_range'  => array(
-					'description' => __( 'The previous report period.', 'invoicing' ),
-					'type'        => 'array',
-					'items'       => array(
-						'type'    => 'string',
-					),
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'grouped_by' => array(
-					'description' => __( 'The period used to group the totals.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'enum'        => array( 'day', 'month' ),
-					'readonly'    => true,
-				),
-				'currency' => array(
-					'description' => __( 'The default store currency.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'currency_symbol' => array(
-					'description' => __( 'The default store currency symbol.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'currency_position' => array(
-					'description' => __( 'The default store currency position.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'decimal_places' => array(
-					'description' => __( 'The default store decimal places.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'thousands_sep' => array(
-					'description' => __( 'The default store thousands separator.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'decimals_sep' => array(
-					'description' => __( 'The default store decimals separator.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-			),
-		);
-
-		return $this->add_additional_fields_schema( $schema );
-
-	}
+    /**
+     * Route base.
+     *
+     * @var string
+     */
+    protected $rest_base = 'reports/sales';
+
+    /**
+     * The report data.
+     *
+     * @var stdClass
+     */
+    protected $report_data;
+
+    /**
+     * The report range.
+     *
+     * @var array
+     */
+    protected $report_range;
+
+    /**
+     * Registers the routes for the objects of the controller.
+     *
+     * @since 2.0.0
+     *
+     * @see register_rest_route()
+     */
+    public function register_namespace_routes( $namespace ) {
+
+        // Get sales report.
+        register_rest_route(
+            $namespace,
+            $this->rest_base,
+            array(
+                array(
+                    'methods'             => WP_REST_Server::READABLE,
+                    'callback'            => array( $this, 'get_items' ),
+                    'permission_callback' => array( $this, 'get_items_permissions_check' ),
+                    'args'                => $this->get_collection_params(),
+                ),
+                'schema' => array( $this, 'get_public_item_schema' ),
+            )
+        );
+
+    }
+
+    /**
+     * Makes sure the current user has access to READ the report APIs.
+     *
+     * @since  2.0.0
+     * @param WP_REST_Request $request Full data about the request.
+     * @return WP_Error|boolean
+     */
+    public function get_items_permissions_check( $request ) {
+
+        if ( ! wpinv_current_user_can_manage_invoicing() ) {
+            return new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot list resources.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+        }
+
+        return true;
+    }
+
+    /**
+     * Get sales reports.
+     *
+     * @param WP_REST_Request $request
+     * @return array|WP_Error
+     */
+    public function get_items( $request ) {
+        $data   = array();
+        $item   = $this->prepare_item_for_response( null, $request );
+        $data[] = $this->prepare_response_for_collection( $item );
+
+        return rest_ensure_response( $data );
+    }
+
+    /**
+     * Prepare a report sales object for serialization.
+     *
+     * @param null $_
+     * @param WP_REST_Request $request Request object.
+     * @return WP_REST_Response $response Response data.
+     */
+    public function prepare_item_for_response( $_, $request ) {
+
+        // Set report range.
+        $this->report_range = $this->get_date_range( $request );
+
+        $report_data     = $this->get_report_data();
+        $period_totals   = array();
+
+        // Setup period totals by ensuring each period in the interval has data.
+        $start_date      = strtotime( $this->report_range['after'] ) + DAY_IN_SECONDS;
+
+        if ( 'month' === $this->groupby ) {
+            $start_date      = strtotime( date( 'Y-m-01', $start_date ) );
+        }
+
+        for ( $i = 0; $i < $this->interval; $i++ ) {
+
+            switch ( $this->groupby ) {
+                case 'day' :
+                    $time = date( 'Y-m-d', strtotime( "+{$i} DAY", $start_date ) );
+                    break;
+                default :
+                    $time = date( 'Y-m', strtotime( "+{$i} MONTH", $start_date ) );
+                    break;
+            }
+
+            // Set the defaults for each period.
+            $period_totals[ $time ] = array(
+                'sales'             => wpinv_round_amount( 0.00 ),
+                'invoices'          => 0,
+                'refunds'           => wpinv_round_amount( 0.00 ),
+                'items'             => 0,
+                'refunded_items'    => 0,
+                'tax'               => wpinv_round_amount( 0.00 ),
+                'refunded_tax'      => wpinv_round_amount( 0.00 ),
+                'subtotal'          => wpinv_round_amount( 0.00 ),
+                'refunded_subtotal' => wpinv_round_amount( 0.00 ),
+                'fees'              => wpinv_round_amount( 0.00 ),
+                'refunded_fees'     => wpinv_round_amount( 0.00 ),
+                'discount'          => wpinv_round_amount( 0.00 ),
+            );
+
+        }
+
+        // add total sales, total invoice count, total tax for each period
+        $date_format = ( 'day' === $this->groupby ) ? 'Y-m-d' : 'Y-m';
+        foreach ( $report_data->invoices as $invoice ) {
+            $time = date( $date_format, strtotime( $invoice->post_date ) );
+
+            if ( ! isset( $period_totals[ $time ] ) ) {
+                continue;
+            }
+
+            $period_totals[ $time ]['sales']    = wpinv_round_amount( $invoice->total_sales );
+            $period_totals[ $time ]['tax']      = wpinv_round_amount( $invoice->total_tax );
+            $period_totals[ $time ]['subtotal'] = wpinv_round_amount( $invoice->subtotal );
+            $period_totals[ $time ]['fees']     = wpinv_round_amount( $invoice->total_fees );
+
+        }
+
+        foreach ( $report_data->refunds as $invoice ) {
+            $time = date( $date_format, strtotime( $invoice->post_date ) );
+
+            if ( ! isset( $period_totals[ $time ] ) ) {
+                continue;
+            }
+
+            $period_totals[ $time ]['refunds']           = wpinv_round_amount( $invoice->total_sales );
+            $period_totals[ $time ]['refunded_tax']      = wpinv_round_amount( $invoice->total_tax );
+            $period_totals[ $time ]['refunded_subtotal'] = wpinv_round_amount( $invoice->subtotal );
+            $period_totals[ $time ]['refunded_fees']     = wpinv_round_amount( $invoice->total_fees );
+
+        }
+
+        foreach ( $report_data->invoice_counts as $invoice ) {
+            $time = date( $date_format, strtotime( $invoice->post_date ) );
+
+            if ( isset( $period_totals[ $time ] ) ) {
+                $period_totals[ $time ]['invoices']   = (int) $invoice->count;
+            }
+
+        }
+
+        // Add total invoice items for each period.
+        foreach ( $report_data->invoice_items as $invoice_item ) {
+            $time = ( 'day' === $this->groupby ) ? date( 'Y-m-d', strtotime( $invoice_item->post_date ) ) : date( 'Y-m', strtotime( $invoice_item->post_date ) );
+
+            if ( isset( $period_totals[ $time ] ) ) {
+                $period_totals[ $time ]['items'] = (int) $invoice_item->invoice_item_count;
+            }
+
+        }
+
+        // Add total discount for each period.
+        foreach ( $report_data->coupons as $discount ) {
+            $time = ( 'day' === $this->groupby ) ? date( 'Y-m-d', strtotime( $discount->post_date ) ) : date( 'Y-m', strtotime( $discount->post_date ) );
+
+            if ( isset( $period_totals[ $time ] ) ) {
+                $period_totals[ $time ]['discount'] = wpinv_round_amount( $discount->discount_amount );
+            }
+
+        }
+
+        $report_data->totals            = $period_totals;
+        $report_data->grouped_by        = $this->groupby;
+        $report_data->interval          = max( $this->interval, 1 );
+        $report_data->currency          = wpinv_get_currency();
+        $report_data->currency_symbol   = wpinv_currency_symbol();
+        $report_data->currency_position = wpinv_currency_position();
+        $report_data->decimal_places    = wpinv_decimals();
+        $report_data->thousands_sep     = wpinv_thousands_separator();
+        $report_data->decimals_sep      = wpinv_decimal_separator();
+        $report_data->start_date        = date( 'Y-m-d', strtotime( $this->report_range['after'] ) + DAY_IN_SECONDS );
+        $report_data->end_date          = date( 'Y-m-d', strtotime( $this->report_range['before'] ) - DAY_IN_SECONDS );
+        $report_data->start_date_locale = getpaid_format_date( date( 'Y-m-d', strtotime( $this->report_range['after'] ) + DAY_IN_SECONDS ) );
+        $report_data->end_date_locale   = getpaid_format_date( date( 'Y-m-d', strtotime( $this->report_range['before'] ) - DAY_IN_SECONDS ) );
+        $report_data->decimals_sep      = wpinv_decimal_separator();
+
+        $context = ! empty( $request['context'] ) ? $request['context'] : 'view';
+        $data    = $report_data;
+        unset( $data->invoice_counts, $data->invoices, $data->coupons, $data->refunds, $data->invoice_items );
+        $data    = $this->add_additional_fields_to_object( (array) $data, $request );
+        $data    = $this->filter_response_by_context( $data, $context );
+
+        // Wrap the data in a response object.
+        $response = rest_ensure_response( $data );
+        $response->add_links( array(
+            'about' => array(
+                'href' => rest_url( sprintf( '%s/reports', $this->namespace ) ),
+            ),
+        ) );
+
+        return apply_filters( 'getpaid_rest_prepare_report_sales', $response, $report_data, $request );
+    }
+
+    /**
+     * Get report data.
+     *
+     * @return stdClass
+     */
+    public function get_report_data() {
+        if ( empty( $this->report_data ) ) {
+            $this->query_report_data();
+        }
+        return $this->report_data;
+    }
+
+    /**
+     * Get all data needed for this report and store in the class.
+     */
+    protected function query_report_data() {
+
+        // Prepare reports.
+        $this->report_data = (object) array(
+            'invoice_counts' => $this->query_invoice_counts(),//count, post_date
+            'coupons'        => $this->query_coupon_counts(), // discount_amount, post_date
+            'invoice_items'  => $this->query_item_counts(), // invoice_item_count, post_date
+            'refunded_items' => $this->count_refunded_items(), // invoice_item_count, post_date
+            'invoices'       => $this->query_invoice_totals(), // total_sales, total_tax, total_discount, total_fees, subtotal, post_date
+            'refunds'        => $this->query_refunded_totals(), // total_sales, total_tax, total_discount, total_fees, subtotal, post_date
+            'previous_range' => $this->previous_range,
+        );
+
+        // Calculated totals.
+        $this->report_data->total_tax          = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_tax' ) ) );
+        $this->report_data->total_sales        = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_sales' ) ) );
+        $this->report_data->total_discount     = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_discount' ) ) );
+        $this->report_data->total_fees         = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_fees' ) ) );
+        $this->report_data->subtotal           = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'subtotal' ) ) );
+        $this->report_data->net_sales          = wpinv_round_amount( $this->report_data->total_sales - max( 0, $this->report_data->total_tax ) );
+        $this->report_data->total_refunded_tax = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_tax' ) ) );
+        $this->report_data->total_refunds      = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_sales' ) ) );
+        $this->report_data->refunded_discount  = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_discount' ) ) );
+        $this->report_data->refunded_fees      = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_fees' ) ) );
+        $this->report_data->refunded_subtotal  = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'subtotal' ) ) );
+        $this->report_data->net_refunds        = wpinv_round_amount( $this->report_data->total_refunds + max( 0, $this->report_data->total_refunded_tax ) );
+
+
+        // Calculate average based on net.
+        $this->report_data->average_sales       = wpinv_round_amount( $this->report_data->net_sales / max( $this->interval, 1 ), 2 );
+        $this->report_data->average_total_sales = wpinv_round_amount( $this->report_data->total_sales / max( $this->interval, 1 ), 2 );
+
+        // Total invoices in this period, even if refunded.
+        $this->report_data->total_invoices = absint( array_sum( wp_list_pluck( $this->report_data->invoice_counts, 'count' ) ) );
+
+        // Items invoiced in this period, even if refunded.
+        $this->report_data->total_items = absint( array_sum( wp_list_pluck( $this->report_data->invoice_items, 'invoice_item_count' ) ) );
+
+        // 3rd party filtering of report data
+        $this->report_data = apply_filters( 'getpaid_rest_api_filter_report_data', $this->report_data );
+    }
+
+    /**
+     * Prepares invoice counts.
+     *
+     * @return array.
+     */
+    protected function query_invoice_counts() {
+
+        return (array) GetPaid_Reports_Helper::get_invoice_report_data(
+            array(
+                'data'         => array(
+                    'ID'        => array(
+                        'type'     => 'post_data',
+                        'function' => 'COUNT',
+                        'name'     => 'count',
+                        'distinct' => true,
+                    ),
+                    'post_date' => array(
+                        'type'     => 'post_data',
+                        'function' => '',
+                        'name'     => 'post_date',
+                    ),
+                ),
+                'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
+                'order_by'       => 'post_date ASC',
+                'query_type'     => 'get_results',
+                'filter_range'   => $this->report_range,
+                'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal' ),
+            )
+        );
+
+    }
+
+    /**
+     * Prepares coupon counts.
+     *
+     * @return array.
+     */
+    protected function query_coupon_counts() {
+
+        return (array) GetPaid_Reports_Helper::get_invoice_report_data(
+            array(
+                'data'         => array(
+                    'discount' => array(
+                        'type'     => 'invoice_data',
+                        'function' => 'SUM',
+                        'name'     => 'discount_amount',
+                    ),
+                    'post_date'       => array(
+                        'type'     => 'post_data',
+                        'function' => '',
+                        'name'     => 'post_date',
+                    ),
+                ),
+                'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
+                'order_by'       => 'post_date ASC',
+                'query_type'     => 'get_results',
+                'filter_range'   => $this->report_range,
+                'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal' ),
+            )
+        );
+
+    }
+
+    /**
+     * Prepares item counts.
+     *
+     * @return array.
+     */
+    protected function query_item_counts() {
+
+        return (array) GetPaid_Reports_Helper::get_invoice_report_data(
+            array(
+                'data'         => array(
+                    'quantity'      => array(
+                        'type'            => 'invoice_item',
+                        'function'        => 'SUM',
+                        'name'            => 'invoice_item_count',
+                    ),
+                    'post_date' => array(
+                        'type'     => 'post_data',
+                        'function' => '',
+                        'name'     => 'post_date',
+                    ),
+                ),
+                'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
+                'order_by'       => 'post_date ASC',
+                'query_type'     => 'get_results',
+                'filter_range'   => $this->report_range,
+                'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal' ),
+            )
+        );
+
+    }
+
+    /**
+     * Prepares refunded item counts.
+     *
+     * @return array.
+     */
+    protected function count_refunded_items() {
+
+        return (int) GetPaid_Reports_Helper::get_invoice_report_data(
+            array(
+                'data'         => array(
+                    'quantity'      => array(
+                        'type'            => 'invoice_item',
+                        'function'        => 'SUM',
+                        'name'            => 'invoice_item_count',
+                    ),
+                ),
+                'query_type'     => 'get_var',
+                'filter_range'   => $this->report_range,
+                'invoice_status' => array( 'wpi-refunded' ),
+            )
+        );
+
+    }
+
+    /**
+     * Prepares daily invoice totals.
+     *
+     * @return array.
+     */
+    protected function query_invoice_totals() {
+
+        return (array) GetPaid_Reports_Helper::get_invoice_report_data(
+            array(
+                'data'         => array(
+                    'total'      => array(
+                        'type'            => 'invoice_data',
+                        'function'        => 'SUM',
+                        'name'            => 'total_sales',
+                    ),
+                    'tax'      => array(
+                        'type'            => 'invoice_data',
+                        'function'        => 'SUM',
+                        'name'            => 'total_tax',
+                    ),
+                    'discount'      => array(
+                        'type'            => 'invoice_data',
+                        'function'        => 'SUM',
+                        'name'            => 'total_discount',
+                    ),
+                    'fees_total'      => array(
+                        'type'            => 'invoice_data',
+                        'function'        => 'SUM',
+                        'name'            => 'total_fees',
+                    ),
+                    'subtotal'      => array(
+                        'type'            => 'invoice_data',
+                        'function'        => 'SUM',
+                        'name'            => 'subtotal',
+                    ),
+                    'post_date' => array(
+                        'type'     => 'post_data',
+                        'function' => '',
+                        'name'     => 'post_date',
+                    ),
+                ),
+                'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
+                'order_by'       => 'post_date ASC',
+                'query_type'     => 'get_results',
+                'filter_range'   => $this->report_range,
+                'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-renewal' ),
+            )
+        );
+
+    }
+
+    /**
+     * Prepares daily invoice totals.
+     *
+     * @return array.
+     */
+    protected function query_refunded_totals() {
+
+        return (array) GetPaid_Reports_Helper::get_invoice_report_data(
+            array(
+                'data'         => array(
+                    'total'      => array(
+                        'type'            => 'invoice_data',
+                        'function'        => 'SUM',
+                        'name'            => 'total_sales',
+                    ),
+                    'tax'      => array(
+                        'type'            => 'invoice_data',
+                        'function'        => 'SUM',
+                        'name'            => 'total_tax',
+                    ),
+                    'discount'      => array(
+                        'type'            => 'invoice_data',
+                        'function'        => 'SUM',
+                        'name'            => 'total_discount',
+                    ),
+                    'fees_total'      => array(
+                        'type'            => 'invoice_data',
+                        'function'        => 'SUM',
+                        'name'            => 'total_fees',
+                    ),
+                    'subtotal'      => array(
+                        'type'            => 'invoice_data',
+                        'function'        => 'SUM',
+                        'name'            => 'subtotal',
+                    ),
+                    'post_date' => array(
+                        'type'     => 'post_data',
+                        'function' => '',
+                        'name'     => 'post_date',
+                    ),
+                ),
+                'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
+                'order_by'       => 'post_date ASC',
+                'query_type'     => 'get_results',
+                'filter_range'   => $this->report_range,
+                'invoice_status' => array( 'wpi-refunded' ),
+            )
+        );
+
+    }
+
+    /**
+     * Get the Report's schema, conforming to JSON Schema.
+     *
+     * @return array
+     */
+    public function get_item_schema() {
+
+        $schema = array(
+            '$schema'    => 'http://json-schema.org/draft-04/schema#',
+            'title'      => 'sales_report',
+            'type'       => 'object',
+            'properties' => array(
+                'total_sales' => array(
+                    'description' => __( 'Gross sales in the period.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'net_sales' => array(
+                    'description' => __( 'Net sales in the period.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'average_sales' => array(
+                    'description' => __( 'Average net daily sales.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'average_total_sales' => array(
+                    'description' => __( 'Average gross daily sales.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'total_invoices'  => array(
+                    'description' => __( 'Number of paid invoices.', 'invoicing' ),
+                    'type'        => 'integer',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'total_items' => array(
+                    'description' => __( 'Number of items purchased.', 'invoicing' ),
+                    'type'        => 'integer',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'refunded_items' => array(
+                    'description' => __( 'Number of items refunded.', 'invoicing' ),
+                    'type'        => 'integer',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'total_tax' => array(
+                    'description' => __( 'Total charged for taxes.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'total_refunded_tax' => array(
+                    'description' => __( 'Total refunded for taxes.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'total_fees' => array(
+                    'description' => __( 'Total fees charged.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'total_refunds' => array(
+                    'description' => __( 'Total of refunded invoices.', 'invoicing' ),
+                    'type'        => 'integer',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'net_refunds' => array(
+                    'description' => __( 'Net of refunded invoices.', 'invoicing' ),
+                    'type'        => 'integer',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'total_discount' => array(
+                    'description' => __( 'Total of discounts used.', 'invoicing' ),
+                    'type'        => 'integer',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'totals' => array(
+                    'description' => __( 'Totals.', 'invoicing' ),
+                    'type'        => 'array',
+                    'items'       => array(
+                        'type'    => 'array',
+                    ),
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'interval' => array(
+                    'description' => __( 'Number of months/days in the report period.', 'invoicing' ),
+                    'type'        => 'integer',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'previous_range'  => array(
+                    'description' => __( 'The previous report period.', 'invoicing' ),
+                    'type'        => 'array',
+                    'items'       => array(
+                        'type'    => 'string',
+                    ),
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'grouped_by' => array(
+                    'description' => __( 'The period used to group the totals.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'enum'        => array( 'day', 'month' ),
+                    'readonly'    => true,
+                ),
+                'currency' => array(
+                    'description' => __( 'The default store currency.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'currency_symbol' => array(
+                    'description' => __( 'The default store currency symbol.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'currency_position' => array(
+                    'description' => __( 'The default store currency position.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'decimal_places' => array(
+                    'description' => __( 'The default store decimal places.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'thousands_sep' => array(
+                    'description' => __( 'The default store thousands separator.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'decimals_sep' => array(
+                    'description' => __( 'The default store decimals separator.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+            ),
+        );
+
+        return $this->add_additional_fields_schema( $schema );
+
+    }
 
 }

Spacing +150 added lines, -150 removed lines

@@ -9,7 +9,7 @@ 
  * @since   2.0.0
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * GetPaid REST reports controller class.
@@ -46,7 +46,7 @@ 
 	 *
 	 * @see register_rest_route()
 	 */
-	public function register_namespace_routes( $namespace ) {
+	public function register_namespace_routes($namespace) {
 
 		// Get sales report.
 		register_rest_route(
@@ -55,11 +55,11 @@ 
 			array(
 				array(
 					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_items' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
+					'callback'            => array($this, 'get_items'),
+					'permission_callback' => array($this, 'get_items_permissions_check'),
 					'args'                => $this->get_collection_params(),
 				),
-				'schema' => array( $this, 'get_public_item_schema' ),
+				'schema' => array($this, 'get_public_item_schema'),
 			)
 		);
 
@@ -72,10 +72,10 @@ 
 	 * @param WP_REST_Request $request Full data about the request.
 	 * @return WP_Error|boolean
 	 */
-	public function get_items_permissions_check( $request ) {
+	public function get_items_permissions_check($request) {
 
-		if ( ! wpinv_current_user_can_manage_invoicing() ) {
-			return new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot list resources.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+		if (!wpinv_current_user_can_manage_invoicing()) {
+			return new WP_Error('rest_cannot_view', __('Sorry, you cannot list resources.', 'invoicing'), array('status' => rest_authorization_required_code()));
 		}
 
 		return true;
@@ -87,12 +87,12 @@ 
 	 * @param WP_REST_Request $request
 	 * @return array|WP_Error
 	 */
-	public function get_items( $request ) {
+	public function get_items($request) {
 		$data   = array();
-		$item   = $this->prepare_item_for_response( null, $request );
-		$data[] = $this->prepare_response_for_collection( $item );
+		$item   = $this->prepare_item_for_response(null, $request);
+		$data[] = $this->prepare_response_for_collection($item);
 
-		return rest_ensure_response( $data );
+		return rest_ensure_response($data);
 	}
 
 	/**
@@ -102,139 +102,139 @@ 
 	 * @param WP_REST_Request $request Request object.
 	 * @return WP_REST_Response $response Response data.
 	 */
-	public function prepare_item_for_response( $_, $request ) {
+	public function prepare_item_for_response($_, $request) {
 
 		// Set report range.
-		$this->report_range = $this->get_date_range( $request );
+		$this->report_range = $this->get_date_range($request);
 
 		$report_data     = $this->get_report_data();
 		$period_totals   = array();
 
 		// Setup period totals by ensuring each period in the interval has data.
-		$start_date      = strtotime( $this->report_range['after'] ) + DAY_IN_SECONDS;
+		$start_date      = strtotime($this->report_range['after']) + DAY_IN_SECONDS;
 
-		if ( 'month' === $this->groupby ) {
-			$start_date      = strtotime( date( 'Y-m-01', $start_date ) );
+		if ('month' === $this->groupby) {
+			$start_date = strtotime(date('Y-m-01', $start_date));
 		}
 
-		for ( $i = 0; $i < $this->interval; $i++ ) {
+		for ($i = 0; $i < $this->interval; $i++) {
 
-			switch ( $this->groupby ) {
+			switch ($this->groupby) {
 				case 'day' :
-					$time = date( 'Y-m-d', strtotime( "+{$i} DAY", $start_date ) );
+					$time = date('Y-m-d', strtotime("+{$i} DAY", $start_date));
 					break;
 				default :
-					$time = date( 'Y-m', strtotime( "+{$i} MONTH", $start_date ) );
+					$time = date('Y-m', strtotime("+{$i} MONTH", $start_date));
 					break;
 			}
 
 			// Set the defaults for each period.
-			$period_totals[ $time ] = array(
-				'sales'             => wpinv_round_amount( 0.00 ),
+			$period_totals[$time] = array(
+				'sales'             => wpinv_round_amount(0.00),
 				'invoices'          => 0,
-				'refunds'           => wpinv_round_amount( 0.00 ),
+				'refunds'           => wpinv_round_amount(0.00),
 				'items'             => 0,
 				'refunded_items'    => 0,
-				'tax'               => wpinv_round_amount( 0.00 ),
-				'refunded_tax'      => wpinv_round_amount( 0.00 ),
-				'subtotal'          => wpinv_round_amount( 0.00 ),
-				'refunded_subtotal' => wpinv_round_amount( 0.00 ),
-				'fees'              => wpinv_round_amount( 0.00 ),
-				'refunded_fees'     => wpinv_round_amount( 0.00 ),
-				'discount'          => wpinv_round_amount( 0.00 ),
+				'tax'               => wpinv_round_amount(0.00),
+				'refunded_tax'      => wpinv_round_amount(0.00),
+				'subtotal'          => wpinv_round_amount(0.00),
+				'refunded_subtotal' => wpinv_round_amount(0.00),
+				'fees'              => wpinv_round_amount(0.00),
+				'refunded_fees'     => wpinv_round_amount(0.00),
+				'discount'          => wpinv_round_amount(0.00),
 			);
 
 		}
 
 		// add total sales, total invoice count, total tax for each period
-		$date_format = ( 'day' === $this->groupby ) ? 'Y-m-d' : 'Y-m';
-		foreach ( $report_data->invoices as $invoice ) {
-			$time = date( $date_format, strtotime( $invoice->post_date ) );
+		$date_format = ('day' === $this->groupby) ? 'Y-m-d' : 'Y-m';
+		foreach ($report_data->invoices as $invoice) {
+			$time = date($date_format, strtotime($invoice->post_date));
 
-			if ( ! isset( $period_totals[ $time ] ) ) {
+			if (!isset($period_totals[$time])) {
 				continue;
 			}
 
-			$period_totals[ $time ]['sales']    = wpinv_round_amount( $invoice->total_sales );
-			$period_totals[ $time ]['tax']      = wpinv_round_amount( $invoice->total_tax );
-			$period_totals[ $time ]['subtotal'] = wpinv_round_amount( $invoice->subtotal );
-			$period_totals[ $time ]['fees']     = wpinv_round_amount( $invoice->total_fees );
+			$period_totals[$time]['sales']    = wpinv_round_amount($invoice->total_sales);
+			$period_totals[$time]['tax']      = wpinv_round_amount($invoice->total_tax);
+			$period_totals[$time]['subtotal'] = wpinv_round_amount($invoice->subtotal);
+			$period_totals[$time]['fees']     = wpinv_round_amount($invoice->total_fees);
 
 		}
 
-		foreach ( $report_data->refunds as $invoice ) {
-			$time = date( $date_format, strtotime( $invoice->post_date ) );
+		foreach ($report_data->refunds as $invoice) {
+			$time = date($date_format, strtotime($invoice->post_date));
 
-			if ( ! isset( $period_totals[ $time ] ) ) {
+			if (!isset($period_totals[$time])) {
 				continue;
 			}
 
-			$period_totals[ $time ]['refunds']           = wpinv_round_amount( $invoice->total_sales );
-			$period_totals[ $time ]['refunded_tax']      = wpinv_round_amount( $invoice->total_tax );
-			$period_totals[ $time ]['refunded_subtotal'] = wpinv_round_amount( $invoice->subtotal );
-			$period_totals[ $time ]['refunded_fees']     = wpinv_round_amount( $invoice->total_fees );
+			$period_totals[$time]['refunds']           = wpinv_round_amount($invoice->total_sales);
+			$period_totals[$time]['refunded_tax']      = wpinv_round_amount($invoice->total_tax);
+			$period_totals[$time]['refunded_subtotal'] = wpinv_round_amount($invoice->subtotal);
+			$period_totals[$time]['refunded_fees']     = wpinv_round_amount($invoice->total_fees);
 
 		}
 
-		foreach ( $report_data->invoice_counts as $invoice ) {
-			$time = date( $date_format, strtotime( $invoice->post_date ) );
+		foreach ($report_data->invoice_counts as $invoice) {
+			$time = date($date_format, strtotime($invoice->post_date));
 
-			if ( isset( $period_totals[ $time ] ) ) {
-				$period_totals[ $time ]['invoices']   = (int) $invoice->count;
+			if (isset($period_totals[$time])) {
+				$period_totals[$time]['invoices'] = (int) $invoice->count;
 			}
 
 		}
 
 		// Add total invoice items for each period.
-		foreach ( $report_data->invoice_items as $invoice_item ) {
-			$time = ( 'day' === $this->groupby ) ? date( 'Y-m-d', strtotime( $invoice_item->post_date ) ) : date( 'Y-m', strtotime( $invoice_item->post_date ) );
+		foreach ($report_data->invoice_items as $invoice_item) {
+			$time = ('day' === $this->groupby) ? date('Y-m-d', strtotime($invoice_item->post_date)) : date('Y-m', strtotime($invoice_item->post_date));
 
-			if ( isset( $period_totals[ $time ] ) ) {
-				$period_totals[ $time ]['items'] = (int) $invoice_item->invoice_item_count;
+			if (isset($period_totals[$time])) {
+				$period_totals[$time]['items'] = (int) $invoice_item->invoice_item_count;
 			}
 
 		}
 
 		// Add total discount for each period.
-		foreach ( $report_data->coupons as $discount ) {
-			$time = ( 'day' === $this->groupby ) ? date( 'Y-m-d', strtotime( $discount->post_date ) ) : date( 'Y-m', strtotime( $discount->post_date ) );
+		foreach ($report_data->coupons as $discount) {
+			$time = ('day' === $this->groupby) ? date('Y-m-d', strtotime($discount->post_date)) : date('Y-m', strtotime($discount->post_date));
 
-			if ( isset( $period_totals[ $time ] ) ) {
-				$period_totals[ $time ]['discount'] = wpinv_round_amount( $discount->discount_amount );
+			if (isset($period_totals[$time])) {
+				$period_totals[$time]['discount'] = wpinv_round_amount($discount->discount_amount);
 			}
 
 		}
 
 		$report_data->totals            = $period_totals;
 		$report_data->grouped_by        = $this->groupby;
-		$report_data->interval          = max( $this->interval, 1 );
+		$report_data->interval          = max($this->interval, 1);
 		$report_data->currency          = wpinv_get_currency();
 		$report_data->currency_symbol   = wpinv_currency_symbol();
 		$report_data->currency_position = wpinv_currency_position();
 		$report_data->decimal_places    = wpinv_decimals();
 		$report_data->thousands_sep     = wpinv_thousands_separator();
 		$report_data->decimals_sep      = wpinv_decimal_separator();
-		$report_data->start_date        = date( 'Y-m-d', strtotime( $this->report_range['after'] ) + DAY_IN_SECONDS );
-		$report_data->end_date          = date( 'Y-m-d', strtotime( $this->report_range['before'] ) - DAY_IN_SECONDS );
-		$report_data->start_date_locale = getpaid_format_date( date( 'Y-m-d', strtotime( $this->report_range['after'] ) + DAY_IN_SECONDS ) );
-		$report_data->end_date_locale   = getpaid_format_date( date( 'Y-m-d', strtotime( $this->report_range['before'] ) - DAY_IN_SECONDS ) );
+		$report_data->start_date        = date('Y-m-d', strtotime($this->report_range['after']) + DAY_IN_SECONDS);
+		$report_data->end_date          = date('Y-m-d', strtotime($this->report_range['before']) - DAY_IN_SECONDS);
+		$report_data->start_date_locale = getpaid_format_date(date('Y-m-d', strtotime($this->report_range['after']) + DAY_IN_SECONDS));
+		$report_data->end_date_locale   = getpaid_format_date(date('Y-m-d', strtotime($this->report_range['before']) - DAY_IN_SECONDS));
 		$report_data->decimals_sep      = wpinv_decimal_separator();
 
-		$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
+		$context = !empty($request['context']) ? $request['context'] : 'view';
 		$data    = $report_data;
-		unset( $data->invoice_counts, $data->invoices, $data->coupons, $data->refunds, $data->invoice_items );
-		$data    = $this->add_additional_fields_to_object( (array) $data, $request );
-		$data    = $this->filter_response_by_context( $data, $context );
+		unset($data->invoice_counts, $data->invoices, $data->coupons, $data->refunds, $data->invoice_items);
+		$data    = $this->add_additional_fields_to_object((array) $data, $request);
+		$data    = $this->filter_response_by_context($data, $context);
 
 		// Wrap the data in a response object.
-		$response = rest_ensure_response( $data );
-		$response->add_links( array(
+		$response = rest_ensure_response($data);
+		$response->add_links(array(
 			'about' => array(
-				'href' => rest_url( sprintf( '%s/reports', $this->namespace ) ),
+				'href' => rest_url(sprintf('%s/reports', $this->namespace)),
 			),
-		) );
+		));
 
-		return apply_filters( 'getpaid_rest_prepare_report_sales', $response, $report_data, $request );
+		return apply_filters('getpaid_rest_prepare_report_sales', $response, $report_data, $request);
 	}
 
 	/**
@@ -243,7 +243,7 @@ 
 	 * @return stdClass
 	 */
 	public function get_report_data() {
-		if ( empty( $this->report_data ) ) {
+		if (empty($this->report_data)) {
 			$this->query_report_data();
 		}
 		return $this->report_data;
@@ -256,7 +256,7 @@ 
 
 		// Prepare reports.
 		$this->report_data = (object) array(
-			'invoice_counts' => $this->query_invoice_counts(),//count, post_date
+			'invoice_counts' => $this->query_invoice_counts(), //count, post_date
 			'coupons'        => $this->query_coupon_counts(), // discount_amount, post_date
 			'invoice_items'  => $this->query_item_counts(), // invoice_item_count, post_date
 			'refunded_items' => $this->count_refunded_items(), // invoice_item_count, post_date
@@ -266,32 +266,32 @@ 
 		);
 
 		// Calculated totals.
-		$this->report_data->total_tax          = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_tax' ) ) );
-		$this->report_data->total_sales        = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_sales' ) ) );
-		$this->report_data->total_discount     = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_discount' ) ) );
-		$this->report_data->total_fees         = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_fees' ) ) );
-		$this->report_data->subtotal           = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'subtotal' ) ) );
-		$this->report_data->net_sales          = wpinv_round_amount( $this->report_data->total_sales - max( 0, $this->report_data->total_tax ) );
-		$this->report_data->total_refunded_tax = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_tax' ) ) );
-		$this->report_data->total_refunds      = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_sales' ) ) );
-		$this->report_data->refunded_discount  = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_discount' ) ) );
-		$this->report_data->refunded_fees      = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_fees' ) ) );
-		$this->report_data->refunded_subtotal  = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'subtotal' ) ) );
-		$this->report_data->net_refunds        = wpinv_round_amount( $this->report_data->total_refunds + max( 0, $this->report_data->total_refunded_tax ) );
+		$this->report_data->total_tax          = wpinv_round_amount(array_sum(wp_list_pluck($this->report_data->invoices, 'total_tax')));
+		$this->report_data->total_sales        = wpinv_round_amount(array_sum(wp_list_pluck($this->report_data->invoices, 'total_sales')));
+		$this->report_data->total_discount     = wpinv_round_amount(array_sum(wp_list_pluck($this->report_data->invoices, 'total_discount')));
+		$this->report_data->total_fees         = wpinv_round_amount(array_sum(wp_list_pluck($this->report_data->invoices, 'total_fees')));
+		$this->report_data->subtotal           = wpinv_round_amount(array_sum(wp_list_pluck($this->report_data->invoices, 'subtotal')));
+		$this->report_data->net_sales          = wpinv_round_amount($this->report_data->total_sales - max(0, $this->report_data->total_tax));
+		$this->report_data->total_refunded_tax = wpinv_round_amount(array_sum(wp_list_pluck($this->report_data->refunds, 'total_tax')));
+		$this->report_data->total_refunds      = wpinv_round_amount(array_sum(wp_list_pluck($this->report_data->refunds, 'total_sales')));
+		$this->report_data->refunded_discount  = wpinv_round_amount(array_sum(wp_list_pluck($this->report_data->refunds, 'total_discount')));
+		$this->report_data->refunded_fees      = wpinv_round_amount(array_sum(wp_list_pluck($this->report_data->refunds, 'total_fees')));
+		$this->report_data->refunded_subtotal  = wpinv_round_amount(array_sum(wp_list_pluck($this->report_data->refunds, 'subtotal')));
+		$this->report_data->net_refunds        = wpinv_round_amount($this->report_data->total_refunds + max(0, $this->report_data->total_refunded_tax));
 
 
 		// Calculate average based on net.
-		$this->report_data->average_sales       = wpinv_round_amount( $this->report_data->net_sales / max( $this->interval, 1 ), 2 );
-		$this->report_data->average_total_sales = wpinv_round_amount( $this->report_data->total_sales / max( $this->interval, 1 ), 2 );
+		$this->report_data->average_sales       = wpinv_round_amount($this->report_data->net_sales / max($this->interval, 1), 2);
+		$this->report_data->average_total_sales = wpinv_round_amount($this->report_data->total_sales / max($this->interval, 1), 2);
 
 		// Total invoices in this period, even if refunded.
-		$this->report_data->total_invoices = absint( array_sum( wp_list_pluck( $this->report_data->invoice_counts, 'count' ) ) );
+		$this->report_data->total_invoices = absint(array_sum(wp_list_pluck($this->report_data->invoice_counts, 'count')));
 
 		// Items invoiced in this period, even if refunded.
-		$this->report_data->total_items = absint( array_sum( wp_list_pluck( $this->report_data->invoice_items, 'invoice_item_count' ) ) );
+		$this->report_data->total_items = absint(array_sum(wp_list_pluck($this->report_data->invoice_items, 'invoice_item_count')));
 
 		// 3rd party filtering of report data
-		$this->report_data = apply_filters( 'getpaid_rest_api_filter_report_data', $this->report_data );
+		$this->report_data = apply_filters('getpaid_rest_api_filter_report_data', $this->report_data);
 	}
 
 	/**
@@ -316,11 +316,11 @@ 
 						'name'     => 'post_date',
 					),
 				),
-				'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
+				'group_by'       => $this->get_group_by_sql('posts.post_date'),
 				'order_by'       => 'post_date ASC',
 				'query_type'     => 'get_results',
 				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal' ),
+				'invoice_status' => array('publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal'),
 			)
 		);
 
@@ -347,11 +347,11 @@ 
 						'name'     => 'post_date',
 					),
 				),
-				'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
+				'group_by'       => $this->get_group_by_sql('posts.post_date'),
 				'order_by'       => 'post_date ASC',
 				'query_type'     => 'get_results',
 				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal' ),
+				'invoice_status' => array('publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal'),
 			)
 		);
 
@@ -378,11 +378,11 @@ 
 						'name'     => 'post_date',
 					),
 				),
-				'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
+				'group_by'       => $this->get_group_by_sql('posts.post_date'),
 				'order_by'       => 'post_date ASC',
 				'query_type'     => 'get_results',
 				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal' ),
+				'invoice_status' => array('publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal'),
 			)
 		);
 
@@ -406,7 +406,7 @@ 
 				),
 				'query_type'     => 'get_var',
 				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'wpi-refunded' ),
+				'invoice_status' => array('wpi-refunded'),
 			)
 		);
 
@@ -453,11 +453,11 @@ 
 						'name'     => 'post_date',
 					),
 				),
-				'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
+				'group_by'       => $this->get_group_by_sql('posts.post_date'),
 				'order_by'       => 'post_date ASC',
 				'query_type'     => 'get_results',
 				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-renewal' ),
+				'invoice_status' => array('publish', 'wpi-processing', 'wpi-onhold', 'wpi-renewal'),
 			)
 		);
 
@@ -504,11 +504,11 @@ 
 						'name'     => 'post_date',
 					),
 				),
-				'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
+				'group_by'       => $this->get_group_by_sql('posts.post_date'),
 				'order_by'       => 'post_date ASC',
 				'query_type'     => 'get_results',
 				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'wpi-refunded' ),
+				'invoice_status' => array('wpi-refunded'),
 			)
 		);
 
@@ -527,154 +527,154 @@ 
 			'type'       => 'object',
 			'properties' => array(
 				'total_sales' => array(
-					'description' => __( 'Gross sales in the period.', 'invoicing' ),
+					'description' => __('Gross sales in the period.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'net_sales' => array(
-					'description' => __( 'Net sales in the period.', 'invoicing' ),
+					'description' => __('Net sales in the period.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'average_sales' => array(
-					'description' => __( 'Average net daily sales.', 'invoicing' ),
+					'description' => __('Average net daily sales.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'average_total_sales' => array(
-					'description' => __( 'Average gross daily sales.', 'invoicing' ),
+					'description' => __('Average gross daily sales.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'total_invoices'  => array(
-					'description' => __( 'Number of paid invoices.', 'invoicing' ),
+					'description' => __('Number of paid invoices.', 'invoicing'),
 					'type'        => 'integer',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'total_items' => array(
-					'description' => __( 'Number of items purchased.', 'invoicing' ),
+					'description' => __('Number of items purchased.', 'invoicing'),
 					'type'        => 'integer',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'refunded_items' => array(
-					'description' => __( 'Number of items refunded.', 'invoicing' ),
+					'description' => __('Number of items refunded.', 'invoicing'),
 					'type'        => 'integer',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'total_tax' => array(
-					'description' => __( 'Total charged for taxes.', 'invoicing' ),
+					'description' => __('Total charged for taxes.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'total_refunded_tax' => array(
-					'description' => __( 'Total refunded for taxes.', 'invoicing' ),
+					'description' => __('Total refunded for taxes.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'total_fees' => array(
-					'description' => __( 'Total fees charged.', 'invoicing' ),
+					'description' => __('Total fees charged.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'total_refunds' => array(
-					'description' => __( 'Total of refunded invoices.', 'invoicing' ),
+					'description' => __('Total of refunded invoices.', 'invoicing'),
 					'type'        => 'integer',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'net_refunds' => array(
-					'description' => __( 'Net of refunded invoices.', 'invoicing' ),
+					'description' => __('Net of refunded invoices.', 'invoicing'),
 					'type'        => 'integer',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'total_discount' => array(
-					'description' => __( 'Total of discounts used.', 'invoicing' ),
+					'description' => __('Total of discounts used.', 'invoicing'),
 					'type'        => 'integer',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'totals' => array(
-					'description' => __( 'Totals.', 'invoicing' ),
+					'description' => __('Totals.', 'invoicing'),
 					'type'        => 'array',
 					'items'       => array(
 						'type'    => 'array',
 					),
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'interval' => array(
-					'description' => __( 'Number of months/days in the report period.', 'invoicing' ),
+					'description' => __('Number of months/days in the report period.', 'invoicing'),
 					'type'        => 'integer',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'previous_range'  => array(
-					'description' => __( 'The previous report period.', 'invoicing' ),
+					'description' => __('The previous report period.', 'invoicing'),
 					'type'        => 'array',
 					'items'       => array(
 						'type'    => 'string',
 					),
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'grouped_by' => array(
-					'description' => __( 'The period used to group the totals.', 'invoicing' ),
+					'description' => __('The period used to group the totals.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'enum'        => array( 'day', 'month' ),
+					'context'     => array('view'),
+					'enum'        => array('day', 'month'),
 					'readonly'    => true,
 				),
 				'currency' => array(
-					'description' => __( 'The default store currency.', 'invoicing' ),
+					'description' => __('The default store currency.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'currency_symbol' => array(
-					'description' => __( 'The default store currency symbol.', 'invoicing' ),
+					'description' => __('The default store currency symbol.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'currency_position' => array(
-					'description' => __( 'The default store currency position.', 'invoicing' ),
+					'description' => __('The default store currency position.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'decimal_places' => array(
-					'description' => __( 'The default store decimal places.', 'invoicing' ),
+					'description' => __('The default store decimal places.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'thousands_sep' => array(
-					'description' => __( 'The default store thousands separator.', 'invoicing' ),
+					'description' => __('The default store thousands separator.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'decimals_sep' => array(
-					'description' => __( 'The default store decimals separator.', 'invoicing' ),
+					'description' => __('The default store decimals separator.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 			),
 		);
 
-		return $this->add_additional_fields_schema( $schema );
+		return $this->add_additional_fields_schema($schema);
 
 	}