AyeCode / invoicing

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

Indentation +72 added lines, -72 removed lines

@@ -12,38 +12,38 @@ 
  */
 class GetPaid_Payment_Form_Submission_Items {
 
-	/**
-	 * Submission items.
-	 * @var GetPaid_Form_Item[]
-	 */
-	public $items = array();
+    /**
+     * Submission items.
+     * @var GetPaid_Form_Item[]
+     */
+    public $items = array();
 
     /**
-	 * Class constructor
-	 *
-	 * @param GetPaid_Payment_Form_Submission $submission
-	 */
-	public function __construct( $submission ) {
-
-		$data         = $submission->get_data();
-		$payment_form = $submission->get_payment_form();
-
-		// Prepare the selected items.
-		$selected_items = array();
-		if ( ! empty( $data['getpaid-items'] ) ) {
-			$selected_items = wpinv_clean( $data['getpaid-items'] );
-		}
-
-		// (Maybe) set form items.
-		if ( isset( $data['getpaid-form-items'] ) ) {
-
-			// Confirm items key.
-			$form_items = wpinv_clean( $data['getpaid-form-items'] );
-			if ( ! isset( $data['getpaid-form-items-key'] ) || $data['getpaid-form-items-key'] !== md5( NONCE_KEY . AUTH_KEY . $form_items ) ) {
-				throw new Exception( __( 'We could not validate the form items. Please reload the page and try again.', 'invoicing' ) );
-			}
-
-			$items    = array();
+     * Class constructor
+     *
+     * @param GetPaid_Payment_Form_Submission $submission
+     */
+    public function __construct( $submission ) {
+
+        $data         = $submission->get_data();
+        $payment_form = $submission->get_payment_form();
+
+        // Prepare the selected items.
+        $selected_items = array();
+        if ( ! empty( $data['getpaid-items'] ) ) {
+            $selected_items = wpinv_clean( $data['getpaid-items'] );
+        }
+
+        // (Maybe) set form items.
+        if ( isset( $data['getpaid-form-items'] ) ) {
+
+            // Confirm items key.
+            $form_items = wpinv_clean( $data['getpaid-form-items'] );
+            if ( ! isset( $data['getpaid-form-items-key'] ) || $data['getpaid-form-items-key'] !== md5( NONCE_KEY . AUTH_KEY . $form_items ) ) {
+                throw new Exception( __( 'We could not validate the form items. Please reload the page and try again.', 'invoicing' ) );
+            }
+
+            $items    = array();
             $item_ids = array();
 
             foreach ( getpaid_convert_items_to_array( $form_items ) as $item_id => $qty ) {
@@ -74,58 +74,58 @@ 
 
             $payment_form->set_items( $items );
 
-		}
-
-		// Process each individual item.
-		foreach ( $payment_form->get_items() as $item ) {
-			$this->process_item( $item, $selected_items, $submission );
-		}
-
-	}
+        }
 
-	/**
-	 * Process a single item.
-	 *
-	 * @param GetPaid_Form_Item $item
-	 * @param array $selected_items
-	 * @param GetPaid_Payment_Form_Submission $submission
-	 */
-	public function process_item( $item, $selected_items, $submission ) {
+        // Process each individual item.
+        foreach ( $payment_form->get_items() as $item ) {
+            $this->process_item( $item, $selected_items, $submission );
+        }
 
-		// Abort if this is an optional item and it has not been selected.
-		if ( ! $item->is_required() && ! isset( $selected_items[ $item->get_id() ] ) ) {
-			return;
-		}
+    }
 
-		// (maybe) let customers change the quantities and prices.
-		if ( isset( $selected_items[ $item->get_id() ] ) ) {
-
-			// Maybe change the quantities.
-			if ( $item->allows_quantities() ) {
-				$item->set_quantity( (float) $selected_items[ $item->get_id() ]['quantity'] );
-			}
+    /**
+     * Process a single item.
+     *
+     * @param GetPaid_Form_Item $item
+     * @param array $selected_items
+     * @param GetPaid_Payment_Form_Submission $submission
+     */
+    public function process_item( $item, $selected_items, $submission ) {
+
+        // Abort if this is an optional item and it has not been selected.
+        if ( ! $item->is_required() && ! isset( $selected_items[ $item->get_id() ] ) ) {
+            return;
+        }
+
+        // (maybe) let customers change the quantities and prices.
+        if ( isset( $selected_items[ $item->get_id() ] ) ) {
+
+            // Maybe change the quantities.
+            if ( $item->allows_quantities() ) {
+                $item->set_quantity( (float) $selected_items[ $item->get_id() ]['quantity'] );
+            }
 
-			// Maybe change the price.
-			if ( $item->user_can_set_their_price() ) {
-				$price = (float) wpinv_sanitize_amount( $selected_items[ $item->get_id() ]['price'] );
+            // Maybe change the price.
+            if ( $item->user_can_set_their_price() ) {
+                $price = (float) wpinv_sanitize_amount( $selected_items[ $item->get_id() ]['price'] );
 
-				if ( $item->get_minimum_price() > $price ) {
-					throw new Exception( sprintf( __( 'The minimum allowed amount is %s', 'invoicing' ), getpaid_unstandardize_amount( $item->get_minimum_price() ) ) );
-				}
+                if ( $item->get_minimum_price() > $price ) {
+                    throw new Exception( sprintf( __( 'The minimum allowed amount is %s', 'invoicing' ), getpaid_unstandardize_amount( $item->get_minimum_price() ) ) );
+                }
 
-				$item->set_price( $price );
+                $item->set_price( $price );
 
-			}
+            }
 
-		}
+        }
 
-		if ( 0 == $item->get_quantity() ) {
-			return;
-		}
+        if ( 0 == $item->get_quantity() ) {
+            return;
+        }
 
-		// Save the item.
-		$this->items[] = apply_filters( 'getpaid_payment_form_submission_processed_item' , $item, $submission );
+        // Save the item.
+        $this->items[] = apply_filters( 'getpaid_payment_form_submission_processed_item' , $item, $submission );
 
-	}
+    }
 
 }

includes/admin/meta-boxes/class-getpaid-meta-box-discount-details.php

Indentation +26 added lines, -26 removed lines

@@ -8,7 +8,7 @@ 
  */
 
 if ( ! defined( 'ABSPATH' ) ) {
-	exit; // Exit if accessed directly
+    exit; // Exit if accessed directly
 }
 
 /**
@@ -17,10 +17,10 @@ 
 class GetPaid_Meta_Box_Discount_Details {
 
     /**
-	 * Output the metabox.
-	 *
-	 * @param WP_Post $post
-	 */
+     * Output the metabox.
+     *
+     * @param WP_Post $post
+     */
     public static function output( $post ) {
 
         // Prepare the discount.
@@ -368,34 +368,34 @@ 
     }
 
     /**
-	 * Save meta box data.
-	 *
-	 * @param int $post_id
-	 */
-	public static function save( $post_id ) {
+     * Save meta box data.
+     *
+     * @param int $post_id
+     */
+    public static function save( $post_id ) {
 
         // Prepare the discount.
         $discount = new WPInv_Discount( $post_id );
 
         // Load new data.
         $discount->set_props(
-			array(
-				'code'                 => isset( $_POST['wpinv_discount_code'] ) ? wpinv_clean( $_POST['wpinv_discount_code'] ) : null,
-				'amount'               => isset( $_POST['wpinv_discount_amount'] ) ? floatval( $_POST['wpinv_discount_amount'] ) : null,
-				'start'                => isset( $_POST['wpinv_discount_start'] ) ? wpinv_clean( $_POST['wpinv_discount_start'] ) : null,
-				'expiration'           => isset( $_POST['wpinv_discount_expiration'] ) ? wpinv_clean( $_POST['wpinv_discount_expiration'] ) : null,
-				'is_single_use'        => isset( $_POST['wpinv_discount_single_use'] ),
+            array(
+                'code'                 => isset( $_POST['wpinv_discount_code'] ) ? wpinv_clean( $_POST['wpinv_discount_code'] ) : null,
+                'amount'               => isset( $_POST['wpinv_discount_amount'] ) ? floatval( $_POST['wpinv_discount_amount'] ) : null,
+                'start'                => isset( $_POST['wpinv_discount_start'] ) ? wpinv_clean( $_POST['wpinv_discount_start'] ) : null,
+                'expiration'           => isset( $_POST['wpinv_discount_expiration'] ) ? wpinv_clean( $_POST['wpinv_discount_expiration'] ) : null,
+                'is_single_use'        => isset( $_POST['wpinv_discount_single_use'] ),
                 'type'                 => isset( $_POST['wpinv_discount_type'] ) ? wpinv_clean( $_POST['wpinv_discount_type'] ) : null,
-				'is_recurring'         => isset( $_POST['wpinv_discount_recurring'] ),
-				'items'                => isset( $_POST['wpinv_discount_items'] ) ? wpinv_clean( $_POST['wpinv_discount_items'] ) : array(),
-				'excluded_items'       => isset( $_POST['wpinv_discount_excluded_items'] ) ? wpinv_clean( $_POST['wpinv_discount_excluded_items'] ) : array(),
-				'max_uses'             => isset( $_POST['wpinv_discount_max_uses'] ) ? intval( $_POST['wpinv_discount_max_uses'] ) : null,
-				'min_total'            => isset( $_POST['wpinv_discount_min_total'] ) ? floatval( $_POST['wpinv_discount_min_total'] ) : null,
-				'max_total'            => isset( $_POST['wpinv_discount_max_total'] ) ? floatval( $_POST['wpinv_discount_max_total'] ) : null,
-			)
+                'is_recurring'         => isset( $_POST['wpinv_discount_recurring'] ),
+                'items'                => isset( $_POST['wpinv_discount_items'] ) ? wpinv_clean( $_POST['wpinv_discount_items'] ) : array(),
+                'excluded_items'       => isset( $_POST['wpinv_discount_excluded_items'] ) ? wpinv_clean( $_POST['wpinv_discount_excluded_items'] ) : array(),
+                'max_uses'             => isset( $_POST['wpinv_discount_max_uses'] ) ? intval( $_POST['wpinv_discount_max_uses'] ) : null,
+                'min_total'            => isset( $_POST['wpinv_discount_min_total'] ) ? floatval( $_POST['wpinv_discount_min_total'] ) : null,
+                'max_total'            => isset( $_POST['wpinv_discount_max_total'] ) ? floatval( $_POST['wpinv_discount_max_total'] ) : null,
+            )
         );
 
-		$discount->save();
-		do_action( 'getpaid_discount_metabox_save', $post_id, $discount );
-	}
+        $discount->save();
+        do_action( 'getpaid_discount_metabox_save', $post_id, $discount );
+    }
 }

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

Indentation +818 added lines, -818 removed lines

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

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

Indentation +94 added lines, -94 removed lines

@@ -13,65 +13,65 @@ 
 class GetPaid_Worldpay_Gateway extends GetPaid_Payment_Gateway {
 
     /**
-	 * Payment method id.
-	 *
-	 * @var string
-	 */
+     * Payment method id.
+     *
+     * @var string
+     */
     public $id = 'worldpay';
 
     /**
-	 * Payment method order.
-	 *
-	 * @var int
-	 */
+     * Payment method order.
+     *
+     * @var int
+     */
     public $order = 5;
 
     /**
-	 * Endpoint for requests from Worldpay.
-	 *
-	 * @var string
-	 */
-	protected $notify_url;
-
-	/**
-	 * Endpoint for requests to Worldpay.
-	 *
-	 * @var string
-	 */
+     * Endpoint for requests from Worldpay.
+     *
+     * @var string
+     */
+    protected $notify_url;
+
+    /**
+     * Endpoint for requests to Worldpay.
+     *
+     * @var string
+     */
     protected $endpoint;
 
     /**
-	 * An array of features that this gateway supports.
-	 *
-	 * @var array
-	 */
+     * An array of features that this gateway supports.
+     *
+     * @var array
+     */
     protected $supports = array( 'sandbox' );
     
     /**
-	 * Currencies this gateway is allowed for.
-	 *
-	 * @var array
-	 */
-	public $currencies = array( 'AUD', 'ARS', 'CAD', 'CHF', 'DKK', 'EUR', 'HKD', 'MYR', 'GBP', 'NZD', 'NOK', 'SGD', 'LKR', 'SEK', 'TRY', 'USD', 'ZAR' );
+     * Currencies this gateway is allowed for.
+     *
+     * @var array
+     */
+    public $currencies = array( 'AUD', 'ARS', 'CAD', 'CHF', 'DKK', 'EUR', 'HKD', 'MYR', 'GBP', 'NZD', 'NOK', 'SGD', 'LKR', 'SEK', 'TRY', 'USD', 'ZAR' );
 
     /**
-	 * URL to view a transaction.
-	 *
-	 * @var string
-	 */
+     * URL to view a transaction.
+     *
+     * @var string
+     */
     public $view_transaction_url = 'https://www.{sandbox}paypal.com/activity/payment/%s';
 
     /**
-	 * URL to view a subscription.
-	 *
-	 * @var string
-	 */
-	public $view_subscription_url = 'https://www.{sandbox}paypal.com/cgi-bin/webscr?cmd=_profile-recurring-payments&encrypted_profile_id=%s';
+     * URL to view a subscription.
+     *
+     * @var string
+     */
+    public $view_subscription_url = 'https://www.{sandbox}paypal.com/cgi-bin/webscr?cmd=_profile-recurring-payments&encrypted_profile_id=%s';
 
     /**
-	 * Class constructor.
-	 */
-	public function __construct() {
+     * Class constructor.
+     */
+    public function __construct() {
 
         $this->method_title         = __( 'Worldpay', 'invoicing' );
         $this->title                = __( 'Worldpay - Credit Card / Debit Card', 'invoicing' );
@@ -85,15 +85,15 @@ 
     }
 
     /**
-	 * Process Payment.
-	 *
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 * @param array $submission_data Posted checkout fields.
-	 * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
-	 * @return array
-	 */
-	public function process_payment( $invoice, $submission_data, $submission ) {
+     * Process Payment.
+     *
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     * @param array $submission_data Posted checkout fields.
+     * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
+     * @return array
+     */
+    public function process_payment( $invoice, $submission_data, $submission ) {
 
         // Get redirect url.
         $worldpay_redirect = esc_url( $this->get_request_url( $invoice ) );
@@ -128,31 +128,31 @@ 
     }
 
     /**
-	 * Get the Worldpay request URL for an invoice.
-	 *
-	 * @param  WPInv_Invoice $invoice Invoice object.
-	 * @return string
-	 */
-	public function get_request_url( $invoice ) {
+     * Get the Worldpay request URL for an invoice.
+     *
+     * @param  WPInv_Invoice $invoice Invoice object.
+     * @return string
+     */
+    public function get_request_url( $invoice ) {
 
         // Endpoint for this request
-		$this->endpoint = $this->is_sandbox( $invoice ) ? 'https://secure-test.worldpay.com/wcc/purchase' : 'https://secure.worldpay.com/wcc/purchase';
+        $this->endpoint = $this->is_sandbox( $invoice ) ? 'https://secure-test.worldpay.com/wcc/purchase' : 'https://secure.worldpay.com/wcc/purchase';
 
         return $this->endpoint;
 
-	}
+    }
 
     /**
-	 * Get Worldpay Args for passing to Worldpay.
-	 *
-	 * @param  WPInv_Invoice $invoice Invoice object.
-	 * @return array
-	 */
-	protected function get_worldpay_args( $invoice ) {
-
-		return apply_filters(
-			'getpaid_worldpay_args',
-			array(
+     * Get Worldpay Args for passing to Worldpay.
+     *
+     * @param  WPInv_Invoice $invoice Invoice object.
+     * @return array
+     */
+    protected function get_worldpay_args( $invoice ) {
+
+        return apply_filters(
+            'getpaid_worldpay_args',
+            array(
                 'amount'         => wpinv_sanitize_amount( $invoice->get_total() ), // mandatory
                 'cartId'         => wpinv_clean( $invoice->get_number() ), // mandatory reference for the item purchased
                 'currency'       => wpinv_clean( $invoice->get_currency() ), // mandatory
@@ -177,18 +177,18 @@ 
                 'countryString'  => wpinv_clean( wpinv_country_name( $invoice->get_country() ) ),
                 'compName'       => wpinv_clean( $invoice->get_company() ),
             ),
-			$invoice
-		);
+            $invoice
+        );
 
     }
 
     /**
-	 * Secures worldpay args with an md5 hash.
-	 *
-	 * @param  array $args Gateway args.
-	 * @return array
-	 */
-	public function hash_args( $args ) {
+     * Secures worldpay args with an md5 hash.
+     *
+     * @param  array $args Gateway args.
+     * @return array
+     */
+    public function hash_args( $args ) {
 
         $md5_secret = $this->get_option( 'md5_secret' );
 
@@ -204,16 +204,16 @@ 
     }
 
     /**
-	 * Processes ipns and marks payments as complete.
-	 *
-	 * @return void
-	 */
-	public function verify_ipn() {
+     * Processes ipns and marks payments as complete.
+     *
+     * @return void
+     */
+    public function verify_ipn() {
 
         // Validate the IPN.
         if ( empty( $_POST ) || ! $this->validate_ipn() ) {
-		    wp_die( 'Worldpay IPN Request Failure', 'Worldpay IPN', array( 'response' => 500 ) );
-		}
+            wp_die( 'Worldpay IPN Request Failure', 'Worldpay IPN', array( 'response' => 500 ) );
+        }
 
         // Process the IPN.
         $posted  = wp_kses_post_deep( wp_unslash( $_POST ) );
@@ -229,8 +229,8 @@ 
                 $invoice->set_transaction_id( wpinv_clean( $posted['transId'] ) );
             }
 
-             // Update the ip address.
-             if ( ! empty( $posted['ipAddress'] ) ) {
+                // Update the ip address.
+                if ( ! empty( $posted['ipAddress'] ) ) {
                 $invoice->set_ip( wpinv_clean( $posted['ipAddress'] ) );
             }
 
@@ -257,9 +257,9 @@ 
     }
 
     /**
-	 * Check Worldpay IPN validity.
-	 */
-	public function validate_ipn() {
+     * Check Worldpay IPN validity.
+     */
+    public function validate_ipn() {
 
         wpinv_error_log( 'Validating Worldpay IPN response' );
 
@@ -305,11 +305,11 @@ 
     }
 
     /**
-	 * Filters the gateway settings.
-	 * 
-	 * @param array $admin_settings
-	 */
-	public function admin_settings( $admin_settings ) {
+     * Filters the gateway settings.
+     * 
+     * @param array $admin_settings
+     */
+    public function admin_settings( $admin_settings ) {
 
         $currencies = sprintf(
             __( 'Supported Currencies: %s', 'invoicing' ),
@@ -350,7 +350,7 @@ 
             'readonly' => true
         );
 
-		return $admin_settings;
-	}
+        return $admin_settings;
+    }
 
 }

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

Indentation +50 added lines, -50 removed lines

@@ -15,31 +15,31 @@ 
 abstract class GetPaid_Authorize_Net_Legacy_Gateway extends GetPaid_Payment_Gateway {
 
     /**
-	 * Class constructor.
-	 */
-	public function __construct() {
+     * Class constructor.
+     */
+    public function __construct() {
         parent::__construct();
     }
 
     /**
-	 * Returns the API URL.
-	 *
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 * @return string
-	 */
-	public function get_api_url( $invoice ) {
+     * Returns the API URL.
+     *
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     * @return string
+     */
+    public function get_api_url( $invoice ) {
         return $this->is_sandbox( $invoice ) ? 'https://apitest.authorize.net/xml/v1/request.api' : 'https://api.authorize.net/xml/v1/request.api';
     }
 
     /**
-	 * Communicates with authorize.net
-	 *
-	 *
-	 * @param array $post Data to post.
+     * Communicates with authorize.net
+     *
+     *
+     * @param array $post Data to post.
      * @param WPInv_Invoice $invoice Invoice.
-	 * @return stdClass|WP_Error
-	 */
+     * @return stdClass|WP_Error
+     */
     public function post( $post, $invoice ){
 
         $url      = $this->get_api_url( $invoice );
@@ -89,12 +89,12 @@ 
     }
 
     /**
-	 * Returns the API authentication params.
-	 *
-	 *
-	 * @return array
-	 */
-	public function get_auth_params() {
+     * Returns the API authentication params.
+     *
+     *
+     * @return array
+     */
+    public function get_auth_params() {
 
         return array(
             'name'           => $this->get_option( 'login_id' ),
@@ -104,13 +104,13 @@ 
     }
 
     /**
-	 * Cancels a subscription remotely
-	 *
-	 *
-	 * @param WPInv_Subscription $subscription Subscription.
+     * Cancels a subscription remotely
+     *
+     *
+     * @param WPInv_Subscription $subscription Subscription.
      * @param WPInv_Invoice $invoice Invoice.
-	 */
-	public function cancel_subscription( $subscription, $invoice ) {
+     */
+    public function cancel_subscription( $subscription, $invoice ) {
 
         // Backwards compatibility. New version do not use authorize.net subscriptions.
         $this->post(
@@ -126,17 +126,17 @@ 
     }
 
     /**
-	 * Processes ipns.
-	 *
-	 * @return void
-	 */
-	public function verify_ipn() {
+     * Processes ipns.
+     *
+     * @return void
+     */
+    public function verify_ipn() {
 
         $this->maybe_process_old_ipn();
 
         // Validate the IPN.
         if ( empty( $_POST ) || ! $this->validate_ipn() ) {
-		    wp_die( 'Authorize.NET IPN Request Failure', 'Authorize.NET IPN', array( 'response' => 500 ) );
+            wp_die( 'Authorize.NET IPN Request Failure', 'Authorize.NET IPN', array( 'response' => 500 ) );
         }
 
         // Event type.
@@ -175,24 +175,24 @@ 
     }
 
     /**
-	 * Validates IPN invoices.
-	 *
+     * Validates IPN invoices.
+     *
      * @param WPInv_Invoice $invoice
      * @param object $payload
-	 * @return void
-	 */
-	public function validate_ipn_invoice( $invoice, $payload ) {
+     * @return void
+     */
+    public function validate_ipn_invoice( $invoice, $payload ) {
         if ( ! $invoice->exists() || $payload->id != $invoice->get_transaction_id() ) {
             exit;
         }
     }
 
     /**
-	 * Process subscriptio IPNS.
-	 *
-	 * @return void
-	 */
-	public function maybe_process_old_ipn() {
+     * Process subscriptio IPNS.
+     *
+     * @return void
+     */
+    public function maybe_process_old_ipn() {
 
         $data = wp_kses_post_deep( wp_unslash( $_POST ) );
 
@@ -234,11 +234,11 @@ 
     }
 
     /**
-	 * Validates the old IPN signature.
+     * Validates the old IPN signature.
      *
      * @param array $posted
-	 */
-	public function validate_old_ipn_signature( $posted ) {
+     */
+    public function validate_old_ipn_signature( $posted ) {
 
         $signature = $this->get_option( 'signature_key' );
         if ( ! empty( $signature ) ) {
@@ -257,9 +257,9 @@ 
     }
 
     /**
-	 * Check Authorize.NET IPN validity.
-	 */
-	public function validate_ipn() {
+     * Check Authorize.NET IPN validity.
+     */
+    public function validate_ipn() {
 
         wpinv_error_log( 'Validating Authorize.NET IPN response' );
 

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

Indentation +390 added lines, -390 removed lines

@@ -12,474 +12,474 @@
  */
 class GetPaid_Paypal_Gateway_IPN_Handler {
 
-	/**
-	 * Payment method id.
-	 *
-	 * @var string
-	 */
-	protected $id = 'paypal';
-
-	/**
-	 * Payment method object.
-	 *
-	 * @var GetPaid_Paypal_Gateway
-	 */
-	protected $gateway;
-
-	/**
-	 * Class constructor.
-	 *
-	 * @param GetPaid_Paypal_Gateway $gateway
-	 */
-	public function __construct( $gateway ) {
-		$this->gateway = $gateway;
-		$this->verify_ipn();
-	}
-
-	/**
-	 * Processes ipns and marks payments as complete.
-	 *
-	 * @return void
-	 */
-	public function verify_ipn() {
-
-		wpinv_error_log( 'GetPaid PayPal IPN Handler', false );
-
-		// Validate the IPN.
-		if ( empty( $_POST ) || ! $this->validate_ipn() ) {
-			wp_die( 'PayPal IPN Request Failure', 500 );
-		}
-
-		// Process the IPN.
-		$posted  = wp_kses_post_deep( wp_unslash( $_POST ) );
-		$invoice = $this->get_ipn_invoice( $posted );
-
-		// Abort if it was not paid by our gateway.
-		if ( $this->id != $invoice->get_gateway() ) {
-			wpinv_error_log( 'Aborting, Invoice was not paid via PayPal', false );
-			wp_die( 'Invoice not paid via PayPal', 200 );
-		}
-
-		$posted['payment_status'] = isset( $posted['payment_status'] ) ? sanitize_key( strtolower( $posted['payment_status'] ) ) : '';
-		$posted['txn_type']       = sanitize_key( strtolower( $posted['txn_type'] ) );
-
-		wpinv_error_log( 'Payment status:' . $posted['payment_status'], false );
-		wpinv_error_log( 'IPN Type:' . $posted['txn_type'], false );
-
-		if ( method_exists( $this, 'ipn_txn_' . $posted['txn_type'] ) ) {
-			call_user_func( array( $this, 'ipn_txn_' . $posted['txn_type'] ), $invoice, $posted );
-			wpinv_error_log( 'Done processing IPN', false );
-			wp_die( 'Processed', 200 );
-		}
-
-		wpinv_error_log( 'Aborting, Unsupported IPN type:' . $posted['txn_type'], false );
-		wp_die( 'Unsupported IPN type', 200 );
-
-	}
-
-	/**
-	 * Retrieves IPN Invoice.
-	 *
-	 * @param array $posted
-	 * @return WPInv_Invoice
-	 */
-	protected function get_ipn_invoice( $posted ) {
-
-		wpinv_error_log( 'Retrieving PayPal IPN Response Invoice', false );
-
-		if ( ! empty( $posted['custom'] ) ) {
-			$invoice = new WPInv_Invoice( $posted['custom'] );
-
-			if ( $invoice->exists() ) {
-				wpinv_error_log( 'Found invoice #' . $invoice->get_number(), false );
-				return $invoice;
-			}
-
-		}
-
-		wpinv_error_log( 'Could not retrieve the associated invoice.', false );
-		wp_die( 'Could not retrieve the associated invoice.', 200 );
-	}
-
-	/**
-	 * Check PayPal IPN validity.
-	 */
-	protected function validate_ipn() {
-
-		wpinv_error_log( 'Validating PayPal IPN response', false );
-
-		// Retrieve the associated invoice.
-		$posted  = wp_kses_post_deep( wp_unslash( $_POST ) );
-		$invoice = $this->get_ipn_invoice( $posted );
-
-		if ( $this->gateway->is_sandbox( $invoice ) ) {
-			wpinv_error_log( $posted, 'Invoice was processed in sandbox hence logging the posted data', false );
-		}
-
-		// Validate the IPN.
-		$posted['cmd'] = '_notify-validate';
-
-		// Send back post vars to paypal.
-		$params = array(
-			'body'        => $posted,
-			'timeout'     => 60,
-			'httpversion' => '1.1',
-			'compress'    => false,
-			'decompress'  => false,
-			'user-agent'  => 'GetPaid/' . WPINV_VERSION,
-		);
-
-		// Post back to get a response.
-		$response = wp_safe_remote_post( $this->gateway->is_sandbox( $invoice ) ? 'https://www.sandbox.paypal.com/cgi-bin/webscr' : 'https://www.paypal.com/cgi-bin/webscr', $params );
-
-		// Check to see if the request was valid.
-		if ( ! is_wp_error( $response ) && $response['response']['code'] < 300 && strstr( $response['body'], 'VERIFIED' ) ) {
-			wpinv_error_log( 'Received valid response from PayPal IPN: ' . $response['body'], false );
-			return true;
-		}
-
-		if ( is_wp_error( $response ) ) {
-			wpinv_error_log( $response->get_error_message(), 'Received invalid response from PayPal IPN' );
-			return false;
-		}
+    /**
+     * Payment method id.
+     *
+     * @var string
+     */
+    protected $id = 'paypal';
+
+    /**
+     * Payment method object.
+     *
+     * @var GetPaid_Paypal_Gateway
+     */
+    protected $gateway;
+
+    /**
+     * Class constructor.
+     *
+     * @param GetPaid_Paypal_Gateway $gateway
+     */
+    public function __construct( $gateway ) {
+        $this->gateway = $gateway;
+        $this->verify_ipn();
+    }
+
+    /**
+     * Processes ipns and marks payments as complete.
+     *
+     * @return void
+     */
+    public function verify_ipn() {
+
+        wpinv_error_log( 'GetPaid PayPal IPN Handler', false );
+
+        // Validate the IPN.
+        if ( empty( $_POST ) || ! $this->validate_ipn() ) {
+            wp_die( 'PayPal IPN Request Failure', 500 );
+        }
+
+        // Process the IPN.
+        $posted  = wp_kses_post_deep( wp_unslash( $_POST ) );
+        $invoice = $this->get_ipn_invoice( $posted );
+
+        // Abort if it was not paid by our gateway.
+        if ( $this->id != $invoice->get_gateway() ) {
+            wpinv_error_log( 'Aborting, Invoice was not paid via PayPal', false );
+            wp_die( 'Invoice not paid via PayPal', 200 );
+        }
+
+        $posted['payment_status'] = isset( $posted['payment_status'] ) ? sanitize_key( strtolower( $posted['payment_status'] ) ) : '';
+        $posted['txn_type']       = sanitize_key( strtolower( $posted['txn_type'] ) );
+
+        wpinv_error_log( 'Payment status:' . $posted['payment_status'], false );
+        wpinv_error_log( 'IPN Type:' . $posted['txn_type'], false );
+
+        if ( method_exists( $this, 'ipn_txn_' . $posted['txn_type'] ) ) {
+            call_user_func( array( $this, 'ipn_txn_' . $posted['txn_type'] ), $invoice, $posted );
+            wpinv_error_log( 'Done processing IPN', false );
+            wp_die( 'Processed', 200 );
+        }
+
+        wpinv_error_log( 'Aborting, Unsupported IPN type:' . $posted['txn_type'], false );
+        wp_die( 'Unsupported IPN type', 200 );
+
+    }
+
+    /**
+     * Retrieves IPN Invoice.
+     *
+     * @param array $posted
+     * @return WPInv_Invoice
+     */
+    protected function get_ipn_invoice( $posted ) {
+
+        wpinv_error_log( 'Retrieving PayPal IPN Response Invoice', false );
+
+        if ( ! empty( $posted['custom'] ) ) {
+            $invoice = new WPInv_Invoice( $posted['custom'] );
+
+            if ( $invoice->exists() ) {
+                wpinv_error_log( 'Found invoice #' . $invoice->get_number(), false );
+                return $invoice;
+            }
+
+        }
+
+        wpinv_error_log( 'Could not retrieve the associated invoice.', false );
+        wp_die( 'Could not retrieve the associated invoice.', 200 );
+    }
+
+    /**
+     * Check PayPal IPN validity.
+     */
+    protected function validate_ipn() {
+
+        wpinv_error_log( 'Validating PayPal IPN response', false );
+
+        // Retrieve the associated invoice.
+        $posted  = wp_kses_post_deep( wp_unslash( $_POST ) );
+        $invoice = $this->get_ipn_invoice( $posted );
+
+        if ( $this->gateway->is_sandbox( $invoice ) ) {
+            wpinv_error_log( $posted, 'Invoice was processed in sandbox hence logging the posted data', false );
+        }
+
+        // Validate the IPN.
+        $posted['cmd'] = '_notify-validate';
+
+        // Send back post vars to paypal.
+        $params = array(
+            'body'        => $posted,
+            'timeout'     => 60,
+            'httpversion' => '1.1',
+            'compress'    => false,
+            'decompress'  => false,
+            'user-agent'  => 'GetPaid/' . WPINV_VERSION,
+        );
+
+        // Post back to get a response.
+        $response = wp_safe_remote_post( $this->gateway->is_sandbox( $invoice ) ? 'https://www.sandbox.paypal.com/cgi-bin/webscr' : 'https://www.paypal.com/cgi-bin/webscr', $params );
+
+        // Check to see if the request was valid.
+        if ( ! is_wp_error( $response ) && $response['response']['code'] < 300 && strstr( $response['body'], 'VERIFIED' ) ) {
+            wpinv_error_log( 'Received valid response from PayPal IPN: ' . $response['body'], false );
+            return true;
+        }
+
+        if ( is_wp_error( $response ) ) {
+            wpinv_error_log( $response->get_error_message(), 'Received invalid response from PayPal IPN' );
+            return false;
+        }
 
-		wpinv_error_log( $response['body'], 'Received invalid response from PayPal IPN' );
-		return false;
-
-	}
+        wpinv_error_log( $response['body'], 'Received invalid response from PayPal IPN' );
+        return false;
+
+    }
 
-	/**
-	 * Check currency from IPN matches the invoice.
-	 *
-	 * @param WPInv_Invoice $invoice          Invoice object.
-	 * @param string   $currency currency to validate.
-	 */
-	protected function validate_ipn_currency( $invoice, $currency ) {
+    /**
+     * Check currency from IPN matches the invoice.
+     *
+     * @param WPInv_Invoice $invoice          Invoice object.
+     * @param string   $currency currency to validate.
+     */
+    protected function validate_ipn_currency( $invoice, $currency ) {
 
-		if ( strtolower( $invoice->get_currency() ) !== strtolower( $currency ) ) {
+        if ( strtolower( $invoice->get_currency() ) !== strtolower( $currency ) ) {
 
-			/* translators: %s: currency code. */
-			$invoice->update_status( 'wpi-processing', sprintf( __( 'Validation error: PayPal currencies do not match (code %s).', 'invoicing' ), $currency ) );
+            /* translators: %s: currency code. */
+            $invoice->update_status( 'wpi-processing', sprintf( __( 'Validation error: PayPal currencies do not match (code %s).', 'invoicing' ), $currency ) );
 
-			wpinv_error_log( "Currencies do not match: {$currency} instead of {$invoice->get_currency()}", 'IPN Error', __FILE__, __LINE__, true );
-		}
+            wpinv_error_log( "Currencies do not match: {$currency} instead of {$invoice->get_currency()}", 'IPN Error', __FILE__, __LINE__, true );
+        }
 
-		wpinv_error_log( $currency, 'Validated IPN Currency', false );
-	}
+        wpinv_error_log( $currency, 'Validated IPN Currency', false );
+    }
 
-	/**
-	 * Check payment amount from IPN matches the invoice.
-	 *
-	 * @param WPInv_Invoice $invoice          Invoice object.
-	 * @param float   $amount amount to validate.
-	 */
-	protected function validate_ipn_amount( $invoice, $amount ) {
-		if ( number_format( $invoice->get_total(), 2, '.', '' ) !== number_format( $amount, 2, '.', '' ) ) {
+    /**
+     * Check payment amount from IPN matches the invoice.
+     *
+     * @param WPInv_Invoice $invoice          Invoice object.
+     * @param float   $amount amount to validate.
+     */
+    protected function validate_ipn_amount( $invoice, $amount ) {
+        if ( number_format( $invoice->get_total(), 2, '.', '' ) !== number_format( $amount, 2, '.', '' ) ) {
 
-			/* translators: %s: Amount. */
-			$invoice->update_status( 'wpi-processing', sprintf( __( 'Validation error: PayPal amounts do not match (gross %s).', 'invoicing' ), $amount ) );
+            /* translators: %s: Amount. */
+            $invoice->update_status( 'wpi-processing', sprintf( __( 'Validation error: PayPal amounts do not match (gross %s).', 'invoicing' ), $amount ) );
 
-			wpinv_error_log( "Amounts do not match: {$amount} instead of {$invoice->get_total()}", 'IPN Error', __FILE__, __LINE__, true );
-		}
+            wpinv_error_log( "Amounts do not match: {$amount} instead of {$invoice->get_total()}", 'IPN Error', __FILE__, __LINE__, true );
+        }
 
-		wpinv_error_log( $amount, 'Validated IPN Amount', false );
-	}
+        wpinv_error_log( $amount, 'Validated IPN Amount', false );
+    }
 
-	/**
-	 * Verify receiver email from PayPal.
-	 *
-	 * @param WPInv_Invoice $invoice          Invoice object.
-	 * @param string   $receiver_email Email to validate.
-	 */
-	protected function validate_ipn_receiver_email( $invoice, $receiver_email ) {
-		$paypal_email = wpinv_get_option( 'paypal_email' );
+    /**
+     * Verify receiver email from PayPal.
+     *
+     * @param WPInv_Invoice $invoice          Invoice object.
+     * @param string   $receiver_email Email to validate.
+     */
+    protected function validate_ipn_receiver_email( $invoice, $receiver_email ) {
+        $paypal_email = wpinv_get_option( 'paypal_email' );
 
-		if ( strcasecmp( trim( $receiver_email ), trim( $paypal_email ) ) !== 0 ) {
-			wpinv_record_gateway_error( 'IPN Error', "IPN Response is for another account: {$receiver_email}. Your email is {$paypal_email}" );
+        if ( strcasecmp( trim( $receiver_email ), trim( $paypal_email ) ) !== 0 ) {
+            wpinv_record_gateway_error( 'IPN Error', "IPN Response is for another account: {$receiver_email}. Your email is {$paypal_email}" );
 
-			/* translators: %s: email address . */
-			$invoice->update_status( 'wpi-processing', sprintf( __( 'Validation error: PayPal IPN response from a different email address (%s).', 'invoicing' ), $receiver_email ) );
+            /* translators: %s: email address . */
+            $invoice->update_status( 'wpi-processing', sprintf( __( 'Validation error: PayPal IPN response from a different email address (%s).', 'invoicing' ), $receiver_email ) );
 
-			return wpinv_error_log( "IPN Response is for another account: {$receiver_email}. Your email is {$paypal_email}", 'IPN Error', __FILE__, __LINE__, true );
-		}
+            return wpinv_error_log( "IPN Response is for another account: {$receiver_email}. Your email is {$paypal_email}", 'IPN Error', __FILE__, __LINE__, true );
+        }
 
-		wpinv_error_log( 'Validated PayPal Email', false );
-	}
+        wpinv_error_log( 'Validated PayPal Email', false );
+    }
 
-	/**
-	 * Handles one time payments.
-	 *
-	 * @param WPInv_Invoice $invoice  Invoice object.
-	 * @param array    $posted Posted data.
-	 */
-	protected function ipn_txn_web_accept( $invoice, $posted ) {
+    /**
+     * Handles one time payments.
+     *
+     * @param WPInv_Invoice $invoice  Invoice object.
+     * @param array    $posted Posted data.
+     */
+    protected function ipn_txn_web_accept( $invoice, $posted ) {
 
-		// Collect payment details
-		$payment_status = strtolower( $posted['payment_status'] );
-		$business_email = isset( $posted['business'] ) && is_email( $posted['business'] ) ? trim( $posted['business'] ) : trim( $posted['receiver_email'] );
+        // Collect payment details
+        $payment_status = strtolower( $posted['payment_status'] );
+        $business_email = isset( $posted['business'] ) && is_email( $posted['business'] ) ? trim( $posted['business'] ) : trim( $posted['receiver_email'] );
 
-		$this->validate_ipn_receiver_email( $invoice, $business_email );
-		$this->validate_ipn_currency( $invoice, $posted['mc_currency'] );
+        $this->validate_ipn_receiver_email( $invoice, $business_email );
+        $this->validate_ipn_currency( $invoice, $posted['mc_currency'] );
 
-		// Update the transaction id.
-		if ( ! empty( $posted['txn_id'] ) ) {
-			$invoice->set_transaction_id( wpinv_clean( $posted['txn_id'] ) );
-			$invoice->save();
-		}
+        // Update the transaction id.
+        if ( ! empty( $posted['txn_id'] ) ) {
+            $invoice->set_transaction_id( wpinv_clean( $posted['txn_id'] ) );
+            $invoice->save();
+        }
 
-		$invoice->add_system_note( __( 'Processing invoice IPN', 'invoicing' ) );
+        $invoice->add_system_note( __( 'Processing invoice IPN', 'invoicing' ) );
 
-		// Process a refund.
-		if ( $payment_status == 'refunded' || $payment_status == 'reversed' ) {
+        // Process a refund.
+        if ( $payment_status == 'refunded' || $payment_status == 'reversed' ) {
 
-			update_post_meta( $invoice->get_id(), 'refunded_remotely', 1 );
+            update_post_meta( $invoice->get_id(), 'refunded_remotely', 1 );
 
-			if ( ! $invoice->is_refunded() ) {
-				$invoice->update_status( 'wpi-refunded', $posted['reason_code'] );
-			}
+            if ( ! $invoice->is_refunded() ) {
+                $invoice->update_status( 'wpi-refunded', $posted['reason_code'] );
+            }
 
-			return wpinv_error_log( $posted['reason_code'], false );
-		}
+            return wpinv_error_log( $posted['reason_code'], false );
+        }
 
-		// Process payments.
-		if ( $payment_status == 'completed' ) {
+        // Process payments.
+        if ( $payment_status == 'completed' ) {
 
-			if ( $invoice->is_paid() && 'wpi_processing' != $invoice->get_status() ) {
-				return wpinv_error_log( 'Aborting, Invoice #' . $invoice->get_number() . ' is already paid.', false );
-			}
+            if ( $invoice->is_paid() && 'wpi_processing' != $invoice->get_status() ) {
+                return wpinv_error_log( 'Aborting, Invoice #' . $invoice->get_number() . ' is already paid.', false );
+            }
 
-			$this->validate_ipn_amount( $invoice, $posted['mc_gross'] );
+            $this->validate_ipn_amount( $invoice, $posted['mc_gross'] );
 
-			$note = '';
+            $note = '';
 
-			if ( ! empty( $posted['mc_fee'] ) ) {
-				$note = sprintf( __( 'PayPal Transaction Fee %.', 'invoicing' ), sanitize_text_field( $posted['mc_fee'] ) );
-			}
+            if ( ! empty( $posted['mc_fee'] ) ) {
+                $note = sprintf( __( 'PayPal Transaction Fee %.', 'invoicing' ), sanitize_text_field( $posted['mc_fee'] ) );
+            }
 
-			if ( ! empty( $posted['payer_status'] ) ) {
-				$note = ' ' . sprintf( __( 'Buyer status %.', 'invoicing' ), sanitize_text_field( $posted['payer_status'] ) );
-			}
+            if ( ! empty( $posted['payer_status'] ) ) {
+                $note = ' ' . sprintf( __( 'Buyer status %.', 'invoicing' ), sanitize_text_field( $posted['payer_status'] ) );
+            }
 
-			$invoice->mark_paid( ( ! empty( $posted['txn_id'] ) ? sanitize_text_field( $posted['txn_id'] ) : '' ), trim( $note ) );
-			return wpinv_error_log( 'Invoice marked as paid.', false );
+            $invoice->mark_paid( ( ! empty( $posted['txn_id'] ) ? sanitize_text_field( $posted['txn_id'] ) : '' ), trim( $note ) );
+            return wpinv_error_log( 'Invoice marked as paid.', false );
 
-		}
+        }
 
-		// Pending payments.
-		if ( $payment_status == 'pending' ) {
+        // Pending payments.
+        if ( $payment_status == 'pending' ) {
 
-			/* translators: %s: pending reason. */
-			$invoice->update_status( 'wpi-onhold', sprintf( __( 'Payment pending (%s).', 'invoicing' ), $posted['pending_reason'] ) );
+            /* translators: %s: pending reason. */
+            $invoice->update_status( 'wpi-onhold', sprintf( __( 'Payment pending (%s).', 'invoicing' ), $posted['pending_reason'] ) );
 
-			return wpinv_error_log( 'Invoice marked as "payment held".', false );
-		}
+            return wpinv_error_log( 'Invoice marked as "payment held".', false );
+        }
 
-		/* translators: %s: payment status. */
-		$invoice->update_status( 'wpi-failed', sprintf( __( 'Payment %s via IPN.', 'invoicing' ), sanitize_text_field( $posted['payment_status'] ) ) );
+        /* translators: %s: payment status. */
+        $invoice->update_status( 'wpi-failed', sprintf( __( 'Payment %s via IPN.', 'invoicing' ), sanitize_text_field( $posted['payment_status'] ) ) );
 
-	}
+    }
 
-	/**
-	 * Handles one time payments.
-	 *
-	 * @param WPInv_Invoice $invoice  Invoice object.
-	 * @param array    $posted Posted data.
-	 */
-	protected function ipn_txn_cart( $invoice, $posted ) {
-		$this->ipn_txn_web_accept( $invoice, $posted );
-	}
+    /**
+     * Handles one time payments.
+     *
+     * @param WPInv_Invoice $invoice  Invoice object.
+     * @param array    $posted Posted data.
+     */
+    protected function ipn_txn_cart( $invoice, $posted ) {
+        $this->ipn_txn_web_accept( $invoice, $posted );
+    }
 
-	/**
-	 * Handles subscription sign ups.
-	 *
-	 * @param WPInv_Invoice $invoice  Invoice object.
-	 * @param array    $posted Posted data.
-	 */
-	protected function ipn_txn_subscr_signup( $invoice, $posted ) {
+    /**
+     * Handles subscription sign ups.
+     *
+     * @param WPInv_Invoice $invoice  Invoice object.
+     * @param array    $posted Posted data.
+     */
+    protected function ipn_txn_subscr_signup( $invoice, $posted ) {
 
-		wpinv_error_log( 'Processing subscription signup', false );
+        wpinv_error_log( 'Processing subscription signup', false );
 
-		// Make sure the invoice has a subscription.
-		$subscription = getpaid_get_invoice_subscription( $invoice );
+        // Make sure the invoice has a subscription.
+        $subscription = getpaid_get_invoice_subscription( $invoice );
 
-		if ( empty( $subscription ) ) {
-			return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false );
-		}
+        if ( empty( $subscription ) ) {
+            return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false );
+        }
 
-		wpinv_error_log( 'Found subscription #' . $subscription->get_id(), false );
+        wpinv_error_log( 'Found subscription #' . $subscription->get_id(), false );
 
-		// Validate the IPN.
-		$business_email = isset( $posted['business'] ) && is_email( $posted['business'] ) ? trim( $posted['business'] ) : trim( $posted['receiver_email'] );
-		$this->validate_ipn_receiver_email( $invoice, $business_email );
-		$this->validate_ipn_currency( $invoice, $posted['mc_currency'] );
+        // Validate the IPN.
+        $business_email = isset( $posted['business'] ) && is_email( $posted['business'] ) ? trim( $posted['business'] ) : trim( $posted['receiver_email'] );
+        $this->validate_ipn_receiver_email( $invoice, $business_email );
+        $this->validate_ipn_currency( $invoice, $posted['mc_currency'] );
 
-		// Activate the subscription.
-		$duration = strtotime( $subscription->get_expiration() ) - strtotime( $subscription->get_date_created() );
-		$subscription->set_date_created( current_time( 'mysql' ) );
-		$subscription->set_expiration( date( 'Y-m-d H:i:s', ( current_time( 'timestamp' ) + $duration ) ) );
-		$subscription->set_profile_id( sanitize_text_field( $posted['subscr_id'] ) );
-		$subscription->activate();
+        // Activate the subscription.
+        $duration = strtotime( $subscription->get_expiration() ) - strtotime( $subscription->get_date_created() );
+        $subscription->set_date_created( current_time( 'mysql' ) );
+        $subscription->set_expiration( date( 'Y-m-d H:i:s', ( current_time( 'timestamp' ) + $duration ) ) );
+        $subscription->set_profile_id( sanitize_text_field( $posted['subscr_id'] ) );
+        $subscription->activate();
 
-		// Set the transaction id.
-		if ( ! empty( $posted['txn_id'] ) ) {
-			$invoice->add_note( sprintf( __( 'PayPal Transaction ID: %s', 'invoicing' ) , $posted['txn_id'] ), false, false, true );
-			$invoice->set_transaction_id( $posted['txn_id'] );
-		}
+        // Set the transaction id.
+        if ( ! empty( $posted['txn_id'] ) ) {
+            $invoice->add_note( sprintf( __( 'PayPal Transaction ID: %s', 'invoicing' ) , $posted['txn_id'] ), false, false, true );
+            $invoice->set_transaction_id( $posted['txn_id'] );
+        }
 
-		// Update the payment status.
-		$invoice->mark_paid();
+        // Update the payment status.
+        $invoice->mark_paid();
 
-		$invoice->add_note( sprintf( __( 'PayPal Subscription ID: %s', 'invoicing' ) , $posted['subscr_id'] ), false, false, true );
+        $invoice->add_note( sprintf( __( 'PayPal Subscription ID: %s', 'invoicing' ) , $posted['subscr_id'] ), false, false, true );
 
-		wpinv_error_log( 'Subscription started.', false );
-	}
+        wpinv_error_log( 'Subscription started.', false );
+    }
 
-	/**
-	 * Handles subscription renewals.
-	 *
-	 * @param WPInv_Invoice $invoice  Invoice object.
-	 * @param array    $posted Posted data.
-	 */
-	protected function ipn_txn_subscr_payment( $invoice, $posted ) {
+    /**
+     * Handles subscription renewals.
+     *
+     * @param WPInv_Invoice $invoice  Invoice object.
+     * @param array    $posted Posted data.
+     */
+    protected function ipn_txn_subscr_payment( $invoice, $posted ) {
 
-		// Make sure the invoice has a subscription.
-		$subscription = getpaid_subscriptions()->get_invoice_subscription( $invoice );
+        // Make sure the invoice has a subscription.
+        $subscription = getpaid_subscriptions()->get_invoice_subscription( $invoice );
 
-		if ( empty( $subscription ) ) {
-			return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false );
-		}
+        if ( empty( $subscription ) ) {
+            return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false );
+        }
 
-		wpinv_error_log( 'Found subscription #' . $subscription->get_id(), false );
+        wpinv_error_log( 'Found subscription #' . $subscription->get_id(), false );
 
-		// PayPal sends a subscr_payment for the first payment too.
-		$date_completed = getpaid_format_date( $invoice->get_date_completed() );
-		$date_created   = getpaid_format_date( $invoice->get_date_created() );
-		$today_date     = getpaid_format_date( current_time( 'mysql' ) );
-		$payment_date   = getpaid_format_date( $posted['payment_date'] );
-		$subscribe_date = getpaid_format_date( $subscription->get_date_created() );
-		$dates          = array_filter( compact( 'date_completed', 'date_created', 'subscribe_date' ) );
+        // PayPal sends a subscr_payment for the first payment too.
+        $date_completed = getpaid_format_date( $invoice->get_date_completed() );
+        $date_created   = getpaid_format_date( $invoice->get_date_created() );
+        $today_date     = getpaid_format_date( current_time( 'mysql' ) );
+        $payment_date   = getpaid_format_date( $posted['payment_date'] );
+        $subscribe_date = getpaid_format_date( $subscription->get_date_created() );
+        $dates          = array_filter( compact( 'date_completed', 'date_created', 'subscribe_date' ) );
 
-		foreach( $dates as $date ) {
+        foreach( $dates as $date ) {
 
-			if ( $date !== $today_date && $date !== $payment_date ) {
-				continue;
-			}
+            if ( $date !== $today_date && $date !== $payment_date ) {
+                continue;
+            }
 
-			if ( ! empty( $posted['txn_id'] ) ) {
-				$invoice->set_transaction_id( sanitize_text_field( $posted['txn_id'] ) );	
-				$invoice->add_note( wp_sprintf( __( 'PayPal Transaction ID: %s', 'invoicing' ) , sanitize_text_field( $posted['txn_id'] ) ), false, false, true );
-			}
+            if ( ! empty( $posted['txn_id'] ) ) {
+                $invoice->set_transaction_id( sanitize_text_field( $posted['txn_id'] ) );	
+                $invoice->add_note( wp_sprintf( __( 'PayPal Transaction ID: %s', 'invoicing' ) , sanitize_text_field( $posted['txn_id'] ) ), false, false, true );
+            }
 
-			return $invoice->mark_paid();
-
-		}
+            return $invoice->mark_paid();
+
+        }
 
-		wpinv_error_log( 'Processing subscription renewal payment for the invoice ' . $invoice->get_id(), false );
-
-		// Abort if the payment is already recorded.
-		if ( wpinv_get_id_by_transaction_id( $posted['txn_id'] ) ) {
-			return wpinv_error_log( 'Aborting, Transaction ' . $posted['txn_id'] .' has already been processed', false );
-		}
-
-		$args = array(
-			'transaction_id' => $posted['txn_id'],
-			'gateway'        => $this->id,
-		);
-
-		$invoice = wpinv_get_invoice( $subscription->add_payment( $args ) );
+        wpinv_error_log( 'Processing subscription renewal payment for the invoice ' . $invoice->get_id(), false );
+
+        // Abort if the payment is already recorded.
+        if ( wpinv_get_id_by_transaction_id( $posted['txn_id'] ) ) {
+            return wpinv_error_log( 'Aborting, Transaction ' . $posted['txn_id'] .' has already been processed', false );
+        }
+
+        $args = array(
+            'transaction_id' => $posted['txn_id'],
+            'gateway'        => $this->id,
+        );
+
+        $invoice = wpinv_get_invoice( $subscription->add_payment( $args ) );
 
-		if ( empty( $invoice ) ) {
-			return;
-		}
+        if ( empty( $invoice ) ) {
+            return;
+        }
 
-		$invoice->add_note( wp_sprintf( __( 'PayPal Transaction ID: %s', 'invoicing' ) , $posted['txn_id'] ), false, false, true );
-		$invoice->add_note( wp_sprintf( __( 'PayPal Subscription ID: %s', 'invoicing' ) , $posted['subscr_id'] ), false, false, true );
+        $invoice->add_note( wp_sprintf( __( 'PayPal Transaction ID: %s', 'invoicing' ) , $posted['txn_id'] ), false, false, true );
+        $invoice->add_note( wp_sprintf( __( 'PayPal Subscription ID: %s', 'invoicing' ) , $posted['subscr_id'] ), false, false, true );
 
-		$subscription->renew();
-		wpinv_error_log( 'Subscription renewed.', false );
+        $subscription->renew();
+        wpinv_error_log( 'Subscription renewed.', false );
 
-	}
+    }
 
-	/**
-	 * Handles subscription cancelations.
-	 *
-	 * @param WPInv_Invoice $invoice  Invoice object.
-	 */
-	protected function ipn_txn_subscr_cancel( $invoice ) {
+    /**
+     * Handles subscription cancelations.
+     *
+     * @param WPInv_Invoice $invoice  Invoice object.
+     */
+    protected function ipn_txn_subscr_cancel( $invoice ) {
 
-		// Make sure the invoice has a subscription.
-		$subscription = getpaid_subscriptions()->get_invoice_subscription( $invoice );
-
-		if ( empty( $subscription ) ) {
-			return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false);
-		}
-
-		wpinv_error_log( 'Processing subscription cancellation for the invoice ' . $invoice->get_id(), false );
-		$subscription->cancel();
-		wpinv_error_log( 'Subscription cancelled.', false );
+        // Make sure the invoice has a subscription.
+        $subscription = getpaid_subscriptions()->get_invoice_subscription( $invoice );
+
+        if ( empty( $subscription ) ) {
+            return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false);
+        }
+
+        wpinv_error_log( 'Processing subscription cancellation for the invoice ' . $invoice->get_id(), false );
+        $subscription->cancel();
+        wpinv_error_log( 'Subscription cancelled.', false );
 
-	}
+    }
 
-	/**
-	 * Handles subscription completions.
-	 *
-	 * @param WPInv_Invoice $invoice  Invoice object.
-	 * @param array    $posted Posted data.
-	 */
-	protected function ipn_txn_subscr_eot( $invoice ) {
+    /**
+     * Handles subscription completions.
+     *
+     * @param WPInv_Invoice $invoice  Invoice object.
+     * @param array    $posted Posted data.
+     */
+    protected function ipn_txn_subscr_eot( $invoice ) {
 
-		// Make sure the invoice has a subscription.
-		$subscription = getpaid_subscriptions()->get_invoice_subscription( $invoice );
+        // Make sure the invoice has a subscription.
+        $subscription = getpaid_subscriptions()->get_invoice_subscription( $invoice );
 
-		if ( empty( $subscription ) ) {
-			return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false );
-		}
+        if ( empty( $subscription ) ) {
+            return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false );
+        }
 
-		wpinv_error_log( 'Processing subscription end of life for the invoice ' . $invoice->get_id(), false );
-		$subscription->complete();
-		wpinv_error_log( 'Subscription completed.', false );
+        wpinv_error_log( 'Processing subscription end of life for the invoice ' . $invoice->get_id(), false );
+        $subscription->complete();
+        wpinv_error_log( 'Subscription completed.', false );
 
-	}
+    }
 
-	/**
-	 * Handles subscription fails.
-	 *
-	 * @param WPInv_Invoice $invoice  Invoice object.
-	 * @param array    $posted Posted data.
-	 */
-	protected function ipn_txn_subscr_failed( $invoice ) {
+    /**
+     * Handles subscription fails.
+     *
+     * @param WPInv_Invoice $invoice  Invoice object.
+     * @param array    $posted Posted data.
+     */
+    protected function ipn_txn_subscr_failed( $invoice ) {
 
-		// Make sure the invoice has a subscription.
-		$subscription = getpaid_subscriptions()->get_invoice_subscription( $invoice );
+        // Make sure the invoice has a subscription.
+        $subscription = getpaid_subscriptions()->get_invoice_subscription( $invoice );
 
-		if ( empty( $subscription ) ) {
-			return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false );
-		}
+        if ( empty( $subscription ) ) {
+            return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false );
+        }
 
-		wpinv_error_log( 'Processing subscription payment failure for the invoice ' . $invoice->get_id(), false );
-		$subscription->failing();
-		wpinv_error_log( 'Subscription marked as failing.', false );
+        wpinv_error_log( 'Processing subscription payment failure for the invoice ' . $invoice->get_id(), false );
+        $subscription->failing();
+        wpinv_error_log( 'Subscription marked as failing.', false );
 
-	}
+    }
 
-	/**
-	 * Handles subscription suspensions.
-	 *
-	 * @param WPInv_Invoice $invoice  Invoice object.
-	 * @param array    $posted Posted data.
-	 */
-	protected function ipn_txn_recurring_payment_suspended_due_to_max_failed_payment( $invoice ) {
+    /**
+     * Handles subscription suspensions.
+     *
+     * @param WPInv_Invoice $invoice  Invoice object.
+     * @param array    $posted Posted data.
+     */
+    protected function ipn_txn_recurring_payment_suspended_due_to_max_failed_payment( $invoice ) {
 
-		// Make sure the invoice has a subscription.
-		$subscription = getpaid_subscriptions()->get_invoice_subscription( $invoice );
+        // Make sure the invoice has a subscription.
+        $subscription = getpaid_subscriptions()->get_invoice_subscription( $invoice );
 
-		if ( empty( $subscription ) ) {
-			return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false );
-		}
-
-		wpinv_error_log( 'Processing subscription cancellation due to max failed payment for the invoice ' . $invoice->get_id(), false );
-		$subscription->cancel();
-		wpinv_error_log( 'Subscription cancelled.', false );
-	}
+        if ( empty( $subscription ) ) {
+            return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false );
+        }
+
+        wpinv_error_log( 'Processing subscription cancellation due to max failed payment for the invoice ' . $invoice->get_id(), false );
+        $subscription->cancel();
+        wpinv_error_log( 'Subscription cancelled.', false );
+    }
 
 }

includes/class-wpinv-ajax.php

Indentation +59 added lines, -59 removed lines

@@ -14,70 +14,70 @@ 
 class WPInv_Ajax {
 
     /**
-	 * Hook in ajax handlers.
-	 */
-	public static function init() {
-		add_action( 'init', array( __CLASS__, 'define_ajax' ), 0 );
-		add_action( 'template_redirect', array( __CLASS__, 'do_wpinv_ajax' ), 0 );
-		self::add_ajax_events();
+     * Hook in ajax handlers.
+     */
+    public static function init() {
+        add_action( 'init', array( __CLASS__, 'define_ajax' ), 0 );
+        add_action( 'template_redirect', array( __CLASS__, 'do_wpinv_ajax' ), 0 );
+        self::add_ajax_events();
     }
 
     /**
-	 * Set GetPaid AJAX constant and headers.
-	 */
-	public static function define_ajax() {
-
-		if ( ! empty( $_GET['wpinv-ajax'] ) ) {
-			getpaid_maybe_define_constant( 'DOING_AJAX', true );
-			getpaid_maybe_define_constant( 'WPInv_DOING_AJAX', true );
-			if ( ! WP_DEBUG || ( WP_DEBUG && ! WP_DEBUG_DISPLAY ) ) {
-				/** @scrutinizer ignore-unhandled */ @ini_set( 'display_errors', 0 );
-			}
-			$GLOBALS['wpdb']->hide_errors();
-		}
+     * Set GetPaid AJAX constant and headers.
+     */
+    public static function define_ajax() {
+
+        if ( ! empty( $_GET['wpinv-ajax'] ) ) {
+            getpaid_maybe_define_constant( 'DOING_AJAX', true );
+            getpaid_maybe_define_constant( 'WPInv_DOING_AJAX', true );
+            if ( ! WP_DEBUG || ( WP_DEBUG && ! WP_DEBUG_DISPLAY ) ) {
+                /** @scrutinizer ignore-unhandled */ @ini_set( 'display_errors', 0 );
+            }
+            $GLOBALS['wpdb']->hide_errors();
+        }
 
     }
     
     /**
-	 * Send headers for GetPaid Ajax Requests.
-	 *
-	 * @since 1.0.18
-	 */
-	private static function wpinv_ajax_headers() {
-		if ( ! headers_sent() ) {
-			send_origin_headers();
-			send_nosniff_header();
-			nocache_headers();
-			header( 'Content-Type: text/html; charset=' . get_option( 'blog_charset' ) );
-			header( 'X-Robots-Tag: noindex' );
-			status_header( 200 );
-		}
+     * Send headers for GetPaid Ajax Requests.
+     *
+     * @since 1.0.18
+     */
+    private static function wpinv_ajax_headers() {
+        if ( ! headers_sent() ) {
+            send_origin_headers();
+            send_nosniff_header();
+            nocache_headers();
+            header( 'Content-Type: text/html; charset=' . get_option( 'blog_charset' ) );
+            header( 'X-Robots-Tag: noindex' );
+            status_header( 200 );
+        }
     }
     
     /**
-	 * Check for GetPaid Ajax request and fire action.
-	 */
-	public static function do_wpinv_ajax() {
-		global $wp_query;
+     * Check for GetPaid Ajax request and fire action.
+     */
+    public static function do_wpinv_ajax() {
+        global $wp_query;
 
-		if ( ! empty( $_GET['wpinv-ajax'] ) ) {
-			$wp_query->set( 'wpinv-ajax', sanitize_text_field( wp_unslash( $_GET['wpinv-ajax'] ) ) );
-		}
+        if ( ! empty( $_GET['wpinv-ajax'] ) ) {
+            $wp_query->set( 'wpinv-ajax', sanitize_text_field( wp_unslash( $_GET['wpinv-ajax'] ) ) );
+        }
 
-		$action = $wp_query->get( 'wpinv-ajax' );
+        $action = $wp_query->get( 'wpinv-ajax' );
 
-		if ( $action ) {
-			self::wpinv_ajax_headers();
-			$action = sanitize_text_field( $action );
-			do_action( 'wpinv_ajax_' . $action );
-			wp_die();
-		}
+        if ( $action ) {
+            self::wpinv_ajax_headers();
+            $action = sanitize_text_field( $action );
+            do_action( 'wpinv_ajax_' . $action );
+            wp_die();
+        }
 
     }
 
     /**
-	 * Hook in ajax methods.
-	 */
+     * Hook in ajax methods.
+     */
     public static function add_ajax_events() {
 
         // array( 'event' => is_frontend )
@@ -260,18 +260,18 @@ 
         check_ajax_referer( 'getpaid_form_nonce' );
 
         // Is the request set up correctly?
-		if ( empty( $_GET['form'] ) && empty( $_GET['item'] ) && empty( $_GET['invoice'] ) ) {
-			echo aui()->alert(
-				array(
-					'type'    => 'warning',
-					'content' => __( 'No payment form or item provided', 'invoicing' ),
-				)
+        if ( empty( $_GET['form'] ) && empty( $_GET['item'] ) && empty( $_GET['invoice'] ) ) {
+            echo aui()->alert(
+                array(
+                    'type'    => 'warning',
+                    'content' => __( 'No payment form or item provided', 'invoicing' ),
+                )
             );
             exit;
         }
 
         // Payment form or button?
-		if ( ! empty( $_GET['form'] ) ) {
+        if ( ! empty( $_GET['form'] ) ) {
             $form = urldecode( $_GET['form'] );
 
             if ( false !== strpos( $form, '|' ) ) {
@@ -325,11 +325,11 @@ 
                 getpaid_display_payment_form( $form );
             }
 
-		} else if( ! empty( $_GET['invoice'] ) ) {
-		    getpaid_display_invoice_payment_form( urldecode( $_GET['invoice'] ) );
+        } else if( ! empty( $_GET['invoice'] ) ) {
+            getpaid_display_invoice_payment_form( urldecode( $_GET['invoice'] ) );
         } else {
-			$items = getpaid_convert_items_to_array( urldecode( $_GET['item'] ) );
-		    getpaid_display_item_payment_form( $items );
+            $items = getpaid_convert_items_to_array( urldecode( $_GET['item'] ) );
+            getpaid_display_item_payment_form( $items );
         }
 
         exit;
@@ -650,7 +650,7 @@ 
         if ( is_wp_error( $error ) ) {
             $alert = $error->get_error_message();
             wp_send_json_success( compact( 'alert' ) );
-         }
+            }
 
         // Update totals.
         $invoice->recalculate_total();

includes/admin/meta-boxes/class-getpaid-meta-box-invoice-shipping-address.php

Indentation +34 added lines, -34 removed lines

@@ -7,7 +7,7 @@ 
  */
 
 if ( ! defined( 'ABSPATH' ) ) {
-	exit; // Exit if accessed directly
+    exit; // Exit if accessed directly
 }
 
 /**
@@ -15,22 +15,22 @@ 
  */
 class GetPaid_Meta_Box_Invoice_Shipping_Address {
 
-	/**
-	 * Output the metabox.
-	 *
-	 * @param WP_Post $post
-	 */
-	public static function output( $post ) {
+    /**
+     * Output the metabox.
+     *
+     * @param WP_Post $post
+     */
+    public static function output( $post ) {
 
-		// Retrieve shipping address.
-		$shipping_address = get_post_meta( $post->ID, 'shipping_address', true );
+        // Retrieve shipping address.
+        $shipping_address = get_post_meta( $post->ID, 'shipping_address', true );
 
-		// Abort if it is invalid.
-		if ( ! is_array( $shipping_address ) ) {
-			return;
-		}
+        // Abort if it is invalid.
+        if ( ! is_array( $shipping_address ) ) {
+            return;
+        }
 
-		?>
+        ?>
 
 		<div class="bsui">
 
@@ -55,31 +55,31 @@ 
 
 		<?php
 
-	}
+    }
 
-	/**
-	 * Prepares a value.
-	 *
-	 * @param array $address
-	 * @param string $key
-	 * @return string
-	 */
-	public static function prepare_for_display( $address, $key ) {
+    /**
+     * Prepares a value.
+     *
+     * @param array $address
+     * @param string $key
+     * @return string
+     */
+    public static function prepare_for_display( $address, $key ) {
 
-		// Prepare the value.
-		$value = $address[ $key ];
+        // Prepare the value.
+        $value = $address[ $key ];
 
-		if ( $key == 'country' ) {
-			$value = wpinv_country_name( $value );
-		}
+        if ( $key == 'country' ) {
+            $value = wpinv_country_name( $value );
+        }
 
-		if ( $key == 'state' ) {
-			$country = isset( $address[ 'country' ] ) ? $address[ 'country' ] : wpinv_get_default_country();
-			$value = wpinv_state_name( $value, $country );
-		}
+        if ( $key == 'state' ) {
+            $country = isset( $address[ 'country' ] ) ? $address[ 'country' ] : wpinv_get_default_country();
+            $value = wpinv_state_name( $value, $country );
+        }
 
-		return esc_html( $value );
+        return esc_html( $value );
 
-	}
+    }
 
 }

includes/admin/class-wpinv-subscriptions-list-table.php

Indentation +402 added lines, -402 removed lines

@@ -6,7 +6,7 @@ 
 if ( ! defined( 'ABSPATH' ) ) exit;
 
 if ( ! class_exists( 'WP_List_Table' ) ) {
-	include_once ABSPATH . 'wp-admin/includes/class-wp-list-table.php';
+    include_once ABSPATH . 'wp-admin/includes/class-wp-list-table.php';
 }
 
 /**
@@ -14,406 +14,406 @@ 
  */
 class WPInv_Subscriptions_List_Table extends WP_List_Table {
 
-	/**
-	 * URL of this page
-	 *
-	 * @var   string
-	 * @since 1.0.19
-	 */
-	public $base_url;
-
-	/**
-	 * Query
-	 *
-	 * @var   GetPaid_Subscriptions_Query
-	 * @since 1.0.19
-	 */
-	public $query;
-
-	/**
-	 * Total subscriptions
-	 *
-	 * @var   string
-	 * @since 1.0.0
-	 */
-	public $total_count;
-
-	/**
-	 * Current status subscriptions
-	 *
-	 * @var   string
-	 * @since 1.0.0
-	 */
-	public $current_total_count;
-
-	/**
-	 * Status counts
-	 *
-	 * @var   array
-	 * @since 1.0.19
-	 */
-	public $status_counts;
-
-	/**
-	 * Number of results to show per page
-	 *
-	 * @var   int
-	 * @since 1.0.0
-	 */
-	public $per_page = 10;
-
-	/**
-	 *  Constructor function.
-	 */
-	public function __construct() {
-
-		parent::__construct(
-			array(
-				'singular' => 'subscription',
-				'plural'   => 'subscriptions',
-			)
-		);
-
-		$this->process_bulk_action();
-
-		$this->prepare_query();
-
-		$this->base_url = remove_query_arg( 'status' );
-
-	}
-
-	/**
-	 *  Prepares the display query
-	 */
-	public function prepare_query() {
-
-		// Prepare query args.
-		$query = array(
-			'number'  => $this->per_page,
-			'paged'   => $this->get_paged(),
-			'status'  => ( isset( $_GET['status'] ) && array_key_exists( $_GET['status'], getpaid_get_subscription_statuses() ) ) ? $_GET['status'] : 'all',
-			'orderby' => ( isset( $_GET['orderby'] ) ) ? $_GET['orderby'] : 'id',
-			'order'   => ( isset( $_GET['order'] ) ) ? $_GET['order'] : 'DESC',
-		);
-
-		// Prepare class properties.
-		$this->query               = new GetPaid_Subscriptions_Query( $query );
-		$this->total_count         = $this->query->get_total();
-		$this->current_total_count = $this->query->get_total();
-		$this->items               = $this->query->get_results();
-		$this->status_counts       = getpaid_get_subscription_status_counts( $query );
-
-		if ( 'all' != $query['status'] ) {
-			unset( $query['status'] );
-			$this->total_count   = getpaid_get_subscriptions( $query, 'count' );
-		}
-
-	}
-
-	/**
-	 * Gets the list of views available on this table.
-	 *
-	 * The format is an associative array:
-	 * - `'id' => 'link'`
-	 *
-	 * @since 1.0.0
-	 *
-	 * @return array
-	 */
-	public function get_views() {
-
-		$current  = isset( $_GET['status'] ) ? $_GET['status'] : 'all';
-		$views    = array(
-
-			'all' => sprintf(
-				'<a href="%s" %s>%s&nbsp;<span class="count">(%d)</span></a>',
-				esc_url( add_query_arg( 'status', false, $this->base_url ) ),
-				$current === 'all' ? ' class="current"' : '',
-				__('All','invoicing' ),
-				$this->total_count
-			)
-
-		);
-
-		foreach ( array_filter( $this->status_counts ) as $status => $count ) {
-
-			$views[ $status ] = sprintf(
-				'<a href="%s" %s>%s&nbsp;<span class="count">(%d)</span></a>',
-				esc_url( add_query_arg( 'status', urlencode( $status ), $this->base_url ) ),
-				$current === $status ? ' class="current"' : '',
-				esc_html( getpaid_get_subscription_status_label( $status ) ),
-				$count
-			);
-
-		}
-
-		return $views;
-
-	}
-
-	/**
-	 * Render most columns
-	 *
-	 * @access      private
-	 * @since       1.0.0
-	 * @return      string
-	 */
-	public function column_default( $item, $column_name ) {
-		return apply_filters( "getpaid_subscriptions_table_column_$column_name", $item->$column_name );
-	}
-
-	/**
-	 * This is how checkbox column renders.
-	 *
-	 * @param WPInv_Subscription $item
-	 * @return string
-	 */
-	public function column_cb( $item ) {
-		return sprintf( '<input type="checkbox" name="id[]" value="%s" />', esc_html( $item->get_id() ) );
-	}
-
-	/**
-	 * Status column
-	 *
-	 * @param WPInv_Subscription $item
-	 * @since       1.0.0
-	 * @return      string
-	 */
-	public function column_status( $item ) {
-		return $item->get_status_label_html();
-	}
-
-	/**
-	 * Subscription column
-	 *
-	 * @param WPInv_Subscription $item
-	 * @since       1.0.0
-	 * @return      string
-	 */
-	public function column_subscription( $item ) {
-
-		$username = __( '(Missing User)', 'invoicing' );
-
-		$user = get_userdata( $item->get_customer_id() );
-		if ( $user ) {
-
-			$username = sprintf(
-				'<a href="user-edit.php?user_id=%s">%s</a>',
-				absint( $user->ID ),
-				! empty( $user->display_name ) ? esc_html( $user->display_name ) : sanitize_email( $user->user_email )
-			);
-
-		}
-
-		// translators: $1: is opening link, $2: is subscription id number, $3: is closing link tag, $4: is user's name
-		$column_content = sprintf(
-			_x( '%1$s#%2$s%3$s for %4$s', 'Subscription title on admin table. (e.g.: #211 for John Doe)', 'invoicing' ),
-			'<a href="' . esc_url( admin_url( 'admin.php?page=wpinv-subscriptions&id=' . absint( $item->get_id() ) ) ) . '">',
-			'<strong>' . esc_attr( $item->get_id() ) . '</strong>', '</a>',
-			$username
-		);
-
-		$row_actions = array();
-
-		// View subscription.
-		$view_url    = esc_url( add_query_arg( 'id', $item->get_id(), admin_url( 'admin.php?page=wpinv-subscriptions' ) ));
-		$row_actions['view'] = '<a href="' . $view_url . '">' . __( 'View Subscription', 'invoicing' ) . '</a>';
-
-		// View invoice.
-		$invoice = get_post( $item->get_parent_invoice_id() );
-
-		if ( ! empty( $invoice ) ) {
-			$invoice_url            = get_edit_post_link( $invoice );
-			$row_actions['invoice'] = '<a href="' . $invoice_url . '">' . __( 'View Invoice', 'invoicing' ) . '</a>';
-		}
-
-		$delete_url            = esc_url(
-			wp_nonce_url(
-				add_query_arg(
-					array(
-						'getpaid-admin-action' => 'subscription_manual_delete',
-						'id'                   => $item->get_id(),
-					)
-				),
-				'getpaid-nonce',
-				'getpaid-nonce'
-			)
-		);
-		$row_actions['delete'] = '<a class="text-danger" href="' . $delete_url . '">' . __( 'Delete Subscription', 'invoicing' ) . '</a>';
-
-		$row_actions = $this->row_actions( apply_filters( 'getpaid_subscription_table_row_actions', $row_actions, $item ) );
-
-		return "<strong>$column_content</strong>" . $this->column_amount( $item ) . $row_actions;
-	}
-
-	/**
-	 * Renewal date column
-	 *
-	 * @param WPInv_Subscription $item
-	 * @since       1.0.0
-	 * @return      string
-	 */
-	public function column_renewal_date( $item ) {
-		return getpaid_format_date_value( $item->get_expiration() );
-	}
-
-	/**
-	 * Start date column
-	 *
-	 * @param WPInv_Subscription $item
-	 * @since       1.0.0
-	 * @return      string
-	 */
-	public function column_start_date( $item ) {
-		return getpaid_format_date_value( $item->get_date_created() );
-	}
-
-	/**
-	 * Amount column
-	 *
-	 * @param WPInv_Subscription $item
-	 * @since       1.0.19
-	 * @return      string
-	 */
-	public static function column_amount( $item ) {
-		$amount = getpaid_get_formatted_subscription_amount( $item );
-		return "<span class='text-muted form-text mt-2 mb-2'>$amount</span>";
-	}
-
-	/**
-	 * Billing Times column
-	 *
-	 * @param WPInv_Subscription $item
-	 * @since       1.0.0
-	 * @return      string
-	 */
-	public function column_renewals( $item ) {
-		$max_bills = $item->get_bill_times();
-		return $item->get_times_billed() . ' / ' . ( empty( $max_bills ) ? "&infin;" : $max_bills );
-	}
-
-	/**
-	 * Product ID column
-	 *
-	 * @param WPInv_Subscription $item
-	 * @since       1.0.0
-	 * @return      string
-	 */
-	public function column_item( $item ) {
-		$subscription_group = getpaid_get_invoice_subscription_group( $item->get_parent_invoice_id(), $item->get_id() );
-
-		if ( empty( $subscription_group ) ) {
-			return $this->generate_item_markup( $item->get_product_id() );
-		}
-
-		$markup = array_map( array( $this, 'generate_item_markup' ), array_keys( $subscription_group['items'] ) );
-		return implode( ' | ', $markup );
-
-	}
-
-	/**
-	 * Generates the items markup.
-	 *
-	 * @param int $item_id
-	 * @since       1.0.0
-	 * @return      string
-	 */
-	public static function generate_item_markup( $item_id ) {
-		$item = get_post( $item_id );
-
-		if ( ! empty( $item ) ) {
-			$link = get_edit_post_link( $item );
-			$link = esc_url( $link );
-			$name = esc_html( get_the_title( $item ) );
-			return wpinv_current_user_can_manage_invoicing() ? "<a href='$link'>$name</a>" : $name;
-		} else {
-			return sprintf( __( 'Item #%s', 'invoicing' ), $item_id );
-		}
-
-	}
-
-	/**
-	 * Retrieve the current page number
-	 *
-	 * @return      int
-	 */
-	public function get_paged() {
-		return isset( $_GET['paged'] ) ? absint( $_GET['paged'] ) : 1;
-	}
-
-	/**
-	 * Setup the final data for the table
-	 *
-	 */
-	public function prepare_items() {
-
-		$columns  = $this->get_columns();
-		$hidden   = array();
-		$sortable = $this->get_sortable_columns();
-
-		$this->_column_headers = array( $columns, $hidden, $sortable );
-
-		$this->set_pagination_args(
-			array(
-			'total_items' => $this->current_total_count,
-			'per_page'    => $this->per_page,
-			'total_pages' => ceil( $this->current_total_count / $this->per_page )
-			)
-		);
-	}
-
-	/**
-	 * Table columns
-	 *
-	 * @return array
-	 */
-	public function get_columns(){
-		$columns = array(
-			'cb'                => '<input type="checkbox" />',
-			'subscription'      => __( 'Subscription', 'invoicing' ),
-			'start_date'        => __( 'Start Date', 'invoicing' ),
-			'renewal_date'      => __( 'Next Payment', 'invoicing' ),
-			'renewals'          => __( 'Payments', 'invoicing' ),
-			'item'              => __( 'Items', 'invoicing' ),
-			'status'            => __( 'Status', 'invoicing' ),
-		);
-
-		return apply_filters( 'manage_getpaid_subscriptions_table_columns', $columns );
-	}
-
-	/**
-	 * Sortable table columns.
-	 *
-	 * @return array
-	 */
-	public function get_sortable_columns() {
-		$sortable = array(
-			'subscription' => array( 'id', true ),
-			'start_date'   => array( 'created', true ),
-			'renewal_date' => array( 'expiration', true ),
-			'renewals'     => array( 'bill_times', true ),
-			'item'         => array( 'product_id', true ),
-			'status'       => array( 'status', true ),
-		);
-
-		return apply_filters( 'manage_getpaid_subscriptions_sortable_table_columns', $sortable );
-	}
-
-	/**
-	 * Whether the table has items to display or not
-	 *
-	 * @return bool
-	 */
-	public function has_items() {
-		return ! empty( $this->current_total_count );
-	}
-
-	/**
-	 * Processes bulk actions.
-	 *
-	 */
-	public function process_bulk_action() {
-
-	}
+    /**
+     * URL of this page
+     *
+     * @var   string
+     * @since 1.0.19
+     */
+    public $base_url;
+
+    /**
+     * Query
+     *
+     * @var   GetPaid_Subscriptions_Query
+     * @since 1.0.19
+     */
+    public $query;
+
+    /**
+     * Total subscriptions
+     *
+     * @var   string
+     * @since 1.0.0
+     */
+    public $total_count;
+
+    /**
+     * Current status subscriptions
+     *
+     * @var   string
+     * @since 1.0.0
+     */
+    public $current_total_count;
+
+    /**
+     * Status counts
+     *
+     * @var   array
+     * @since 1.0.19
+     */
+    public $status_counts;
+
+    /**
+     * Number of results to show per page
+     *
+     * @var   int
+     * @since 1.0.0
+     */
+    public $per_page = 10;
+
+    /**
+     *  Constructor function.
+     */
+    public function __construct() {
+
+        parent::__construct(
+            array(
+                'singular' => 'subscription',
+                'plural'   => 'subscriptions',
+            )
+        );
+
+        $this->process_bulk_action();
+
+        $this->prepare_query();
+
+        $this->base_url = remove_query_arg( 'status' );
+
+    }
+
+    /**
+     *  Prepares the display query
+     */
+    public function prepare_query() {
+
+        // Prepare query args.
+        $query = array(
+            'number'  => $this->per_page,
+            'paged'   => $this->get_paged(),
+            'status'  => ( isset( $_GET['status'] ) && array_key_exists( $_GET['status'], getpaid_get_subscription_statuses() ) ) ? $_GET['status'] : 'all',
+            'orderby' => ( isset( $_GET['orderby'] ) ) ? $_GET['orderby'] : 'id',
+            'order'   => ( isset( $_GET['order'] ) ) ? $_GET['order'] : 'DESC',
+        );
+
+        // Prepare class properties.
+        $this->query               = new GetPaid_Subscriptions_Query( $query );
+        $this->total_count         = $this->query->get_total();
+        $this->current_total_count = $this->query->get_total();
+        $this->items               = $this->query->get_results();
+        $this->status_counts       = getpaid_get_subscription_status_counts( $query );
+
+        if ( 'all' != $query['status'] ) {
+            unset( $query['status'] );
+            $this->total_count   = getpaid_get_subscriptions( $query, 'count' );
+        }
+
+    }
+
+    /**
+     * Gets the list of views available on this table.
+     *
+     * The format is an associative array:
+     * - `'id' => 'link'`
+     *
+     * @since 1.0.0
+     *
+     * @return array
+     */
+    public function get_views() {
+
+        $current  = isset( $_GET['status'] ) ? $_GET['status'] : 'all';
+        $views    = array(
+
+            'all' => sprintf(
+                '<a href="%s" %s>%s&nbsp;<span class="count">(%d)</span></a>',
+                esc_url( add_query_arg( 'status', false, $this->base_url ) ),
+                $current === 'all' ? ' class="current"' : '',
+                __('All','invoicing' ),
+                $this->total_count
+            )
+
+        );
+
+        foreach ( array_filter( $this->status_counts ) as $status => $count ) {
+
+            $views[ $status ] = sprintf(
+                '<a href="%s" %s>%s&nbsp;<span class="count">(%d)</span></a>',
+                esc_url( add_query_arg( 'status', urlencode( $status ), $this->base_url ) ),
+                $current === $status ? ' class="current"' : '',
+                esc_html( getpaid_get_subscription_status_label( $status ) ),
+                $count
+            );
+
+        }
+
+        return $views;
+
+    }
+
+    /**
+     * Render most columns
+     *
+     * @access      private
+     * @since       1.0.0
+     * @return      string
+     */
+    public function column_default( $item, $column_name ) {
+        return apply_filters( "getpaid_subscriptions_table_column_$column_name", $item->$column_name );
+    }
+
+    /**
+     * This is how checkbox column renders.
+     *
+     * @param WPInv_Subscription $item
+     * @return string
+     */
+    public function column_cb( $item ) {
+        return sprintf( '<input type="checkbox" name="id[]" value="%s" />', esc_html( $item->get_id() ) );
+    }
+
+    /**
+     * Status column
+     *
+     * @param WPInv_Subscription $item
+     * @since       1.0.0
+     * @return      string
+     */
+    public function column_status( $item ) {
+        return $item->get_status_label_html();
+    }
+
+    /**
+     * Subscription column
+     *
+     * @param WPInv_Subscription $item
+     * @since       1.0.0
+     * @return      string
+     */
+    public function column_subscription( $item ) {
+
+        $username = __( '(Missing User)', 'invoicing' );
+
+        $user = get_userdata( $item->get_customer_id() );
+        if ( $user ) {
+
+            $username = sprintf(
+                '<a href="user-edit.php?user_id=%s">%s</a>',
+                absint( $user->ID ),
+                ! empty( $user->display_name ) ? esc_html( $user->display_name ) : sanitize_email( $user->user_email )
+            );
+
+        }
+
+        // translators: $1: is opening link, $2: is subscription id number, $3: is closing link tag, $4: is user's name
+        $column_content = sprintf(
+            _x( '%1$s#%2$s%3$s for %4$s', 'Subscription title on admin table. (e.g.: #211 for John Doe)', 'invoicing' ),
+            '<a href="' . esc_url( admin_url( 'admin.php?page=wpinv-subscriptions&id=' . absint( $item->get_id() ) ) ) . '">',
+            '<strong>' . esc_attr( $item->get_id() ) . '</strong>', '</a>',
+            $username
+        );
+
+        $row_actions = array();
+
+        // View subscription.
+        $view_url    = esc_url( add_query_arg( 'id', $item->get_id(), admin_url( 'admin.php?page=wpinv-subscriptions' ) ));
+        $row_actions['view'] = '<a href="' . $view_url . '">' . __( 'View Subscription', 'invoicing' ) . '</a>';
+
+        // View invoice.
+        $invoice = get_post( $item->get_parent_invoice_id() );
+
+        if ( ! empty( $invoice ) ) {
+            $invoice_url            = get_edit_post_link( $invoice );
+            $row_actions['invoice'] = '<a href="' . $invoice_url . '">' . __( 'View Invoice', 'invoicing' ) . '</a>';
+        }
+
+        $delete_url            = esc_url(
+            wp_nonce_url(
+                add_query_arg(
+                    array(
+                        'getpaid-admin-action' => 'subscription_manual_delete',
+                        'id'                   => $item->get_id(),
+                    )
+                ),
+                'getpaid-nonce',
+                'getpaid-nonce'
+            )
+        );
+        $row_actions['delete'] = '<a class="text-danger" href="' . $delete_url . '">' . __( 'Delete Subscription', 'invoicing' ) . '</a>';
+
+        $row_actions = $this->row_actions( apply_filters( 'getpaid_subscription_table_row_actions', $row_actions, $item ) );
+
+        return "<strong>$column_content</strong>" . $this->column_amount( $item ) . $row_actions;
+    }
+
+    /**
+     * Renewal date column
+     *
+     * @param WPInv_Subscription $item
+     * @since       1.0.0
+     * @return      string
+     */
+    public function column_renewal_date( $item ) {
+        return getpaid_format_date_value( $item->get_expiration() );
+    }
+
+    /**
+     * Start date column
+     *
+     * @param WPInv_Subscription $item
+     * @since       1.0.0
+     * @return      string
+     */
+    public function column_start_date( $item ) {
+        return getpaid_format_date_value( $item->get_date_created() );
+    }
+
+    /**
+     * Amount column
+     *
+     * @param WPInv_Subscription $item
+     * @since       1.0.19
+     * @return      string
+     */
+    public static function column_amount( $item ) {
+        $amount = getpaid_get_formatted_subscription_amount( $item );
+        return "<span class='text-muted form-text mt-2 mb-2'>$amount</span>";
+    }
+
+    /**
+     * Billing Times column
+     *
+     * @param WPInv_Subscription $item
+     * @since       1.0.0
+     * @return      string
+     */
+    public function column_renewals( $item ) {
+        $max_bills = $item->get_bill_times();
+        return $item->get_times_billed() . ' / ' . ( empty( $max_bills ) ? "&infin;" : $max_bills );
+    }
+
+    /**
+     * Product ID column
+     *
+     * @param WPInv_Subscription $item
+     * @since       1.0.0
+     * @return      string
+     */
+    public function column_item( $item ) {
+        $subscription_group = getpaid_get_invoice_subscription_group( $item->get_parent_invoice_id(), $item->get_id() );
+
+        if ( empty( $subscription_group ) ) {
+            return $this->generate_item_markup( $item->get_product_id() );
+        }
+
+        $markup = array_map( array( $this, 'generate_item_markup' ), array_keys( $subscription_group['items'] ) );
+        return implode( ' | ', $markup );
+
+    }
+
+    /**
+     * Generates the items markup.
+     *
+     * @param int $item_id
+     * @since       1.0.0
+     * @return      string
+     */
+    public static function generate_item_markup( $item_id ) {
+        $item = get_post( $item_id );
+
+        if ( ! empty( $item ) ) {
+            $link = get_edit_post_link( $item );
+            $link = esc_url( $link );
+            $name = esc_html( get_the_title( $item ) );
+            return wpinv_current_user_can_manage_invoicing() ? "<a href='$link'>$name</a>" : $name;
+        } else {
+            return sprintf( __( 'Item #%s', 'invoicing' ), $item_id );
+        }
+
+    }
+
+    /**
+     * Retrieve the current page number
+     *
+     * @return      int
+     */
+    public function get_paged() {
+        return isset( $_GET['paged'] ) ? absint( $_GET['paged'] ) : 1;
+    }
+
+    /**
+     * Setup the final data for the table
+     *
+     */
+    public function prepare_items() {
+
+        $columns  = $this->get_columns();
+        $hidden   = array();
+        $sortable = $this->get_sortable_columns();
+
+        $this->_column_headers = array( $columns, $hidden, $sortable );
+
+        $this->set_pagination_args(
+            array(
+            'total_items' => $this->current_total_count,
+            'per_page'    => $this->per_page,
+            'total_pages' => ceil( $this->current_total_count / $this->per_page )
+            )
+        );
+    }
+
+    /**
+     * Table columns
+     *
+     * @return array
+     */
+    public function get_columns(){
+        $columns = array(
+            'cb'                => '<input type="checkbox" />',
+            'subscription'      => __( 'Subscription', 'invoicing' ),
+            'start_date'        => __( 'Start Date', 'invoicing' ),
+            'renewal_date'      => __( 'Next Payment', 'invoicing' ),
+            'renewals'          => __( 'Payments', 'invoicing' ),
+            'item'              => __( 'Items', 'invoicing' ),
+            'status'            => __( 'Status', 'invoicing' ),
+        );
+
+        return apply_filters( 'manage_getpaid_subscriptions_table_columns', $columns );
+    }
+
+    /**
+     * Sortable table columns.
+     *
+     * @return array
+     */
+    public function get_sortable_columns() {
+        $sortable = array(
+            'subscription' => array( 'id', true ),
+            'start_date'   => array( 'created', true ),
+            'renewal_date' => array( 'expiration', true ),
+            'renewals'     => array( 'bill_times', true ),
+            'item'         => array( 'product_id', true ),
+            'status'       => array( 'status', true ),
+        );
+
+        return apply_filters( 'manage_getpaid_subscriptions_sortable_table_columns', $sortable );
+    }
+
+    /**
+     * Whether the table has items to display or not
+     *
+     * @return bool
+     */
+    public function has_items() {
+        return ! empty( $this->current_total_count );
+    }
+
+    /**
+     * Processes bulk actions.
+     *
+     */
+    public function process_bulk_action() {
+
+    }
 
 }