AyeCode / invoicing

includes/invoice-functions.php

Indentation +13 added lines, -13 removed lines

@@ -67,7 +67,7 @@ 
  * Checks if the current user cna view an invoice receipt.
  */
 function wpinv_can_view_receipt( $invoice ) {
-	return (bool) apply_filters( 'wpinv_can_view_receipt', wpinv_user_can_view_invoice( $invoice ), $invoice );
+    return (bool) apply_filters( 'wpinv_can_view_receipt', wpinv_user_can_view_invoice( $invoice ), $invoice );
 }
 
 /**
@@ -1215,8 +1215,8 @@ 
         $subscription = wpinv_get_subscription( $invoice );
 
         // Check is it one time payment
-		$item = new WPInv_Item( $subscription->get_product_id() );
-		$is_one_time_payment = $item->is_one_time_recurring();
+        $item = new WPInv_Item( $subscription->get_product_id() );
+        $is_one_time_payment = $item->is_one_time_recurring();
         
         if ( ! empty ( $subscription ) ) {
 
@@ -1269,21 +1269,21 @@ 
  */
 function getpaid_get_invoice_status_classes() {
 
-	return apply_filters(
-		'getpaid_get_invoice_status_classes',
-		array(
+    return apply_filters(
+        'getpaid_get_invoice_status_classes',
+        array(
             'wpi-quote-declined' => 'badge-danger',
             'wpi-failed'         => 'badge-danger',
-			'wpi-processing'     => 'badge-info',
-			'wpi-onhold'         => 'badge-warning',
-			'wpi-quote-accepted' => 'badge-success',
-			'publish'            => 'badge-success',
-			'wpi-renewal'        => 'badge-primary',
+            'wpi-processing'     => 'badge-info',
+            'wpi-onhold'         => 'badge-warning',
+            'wpi-quote-accepted' => 'badge-success',
+            'publish'            => 'badge-success',
+            'wpi-renewal'        => 'badge-primary',
             'wpi-cancelled'      => 'badge-secondary',
             'wpi-pending'        => 'badge-dark',
             'wpi-quote-pending'  => 'badge-dark',
             'wpi-refunded'       => 'badge-secondary',
-		)
-	);
+        )
+    );
 
 }

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

Indentation +27 added lines, -27 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_Item_Details {
 
     /**
-	 * Output the metabox.
-	 *
-	 * @param WP_Post $post
-	 */
+     * Output the metabox.
+     *
+     * @param WP_Post $post
+     */
     public static function output( $post ) {
 
         // Prepare the item.
@@ -321,39 +321,39 @@ 
     }
 
     /**
-	 * 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 item.
         $item = new WPInv_Item( $post_id );
         
         // Load new data.
         $item->set_props(
-			array(
-				'price'                => isset( $_POST['wpinv_item_price'] ) ? (float) $_POST['wpinv_item_price'] : null,
-				'vat_rule'             => isset( $_POST['wpinv_vat_rules'] ) ? wpinv_clean( $_POST['wpinv_vat_rules'] ) : null,
-				'vat_class'            => isset( $_POST['wpinv_vat_class'] ) ? wpinv_clean( $_POST['wpinv_vat_class'] ) : null,
-				'type'                 => isset( $_POST['wpinv_item_type'] ) ? wpinv_clean( $_POST['wpinv_item_type'] ) : null,
-				'is_dynamic_pricing'   => isset( $_POST['wpinv_name_your_price'] ),
+            array(
+                'price'                => isset( $_POST['wpinv_item_price'] ) ? (float) $_POST['wpinv_item_price'] : null,
+                'vat_rule'             => isset( $_POST['wpinv_vat_rules'] ) ? wpinv_clean( $_POST['wpinv_vat_rules'] ) : null,
+                'vat_class'            => isset( $_POST['wpinv_vat_class'] ) ? wpinv_clean( $_POST['wpinv_vat_class'] ) : null,
+                'type'                 => isset( $_POST['wpinv_item_type'] ) ? wpinv_clean( $_POST['wpinv_item_type'] ) : null,
+                'is_dynamic_pricing'   => isset( $_POST['wpinv_name_your_price'] ),
                 'minimum_price'        => isset( $_POST['wpinv_minimum_price'] ) ? (float) $_POST['wpinv_minimum_price'] : null,
-				'is_recurring'         => isset( $_POST['wpinv_is_recurring'] ),
+                'is_recurring'         => isset( $_POST['wpinv_is_recurring'] ),
                 'is_one_time_recurring' => isset( $_POST['wpinv_is_one_time_recurring'] ) ? (int) $_POST['wpinv_is_one_time_recurring']  : 0,
-				'recurring_period'     => isset( $_POST['wpinv_recurring_period'] ) ? wpinv_clean( $_POST['wpinv_recurring_period'] ) : null,
-				'recurring_interval'   => isset( $_POST['wpinv_recurring_interval'] ) ? (int) $_POST['wpinv_recurring_interval'] : null,
+                'recurring_period'     => isset( $_POST['wpinv_recurring_period'] ) ? wpinv_clean( $_POST['wpinv_recurring_period'] ) : null,
+                'recurring_interval'   => isset( $_POST['wpinv_recurring_interval'] ) ? (int) $_POST['wpinv_recurring_interval'] : null,
 
-				'recurring_limit'      => isset( $_POST['wpinv_recurring_limit'] ) ? ((isset( $_POST['wpinv_is_one_time_recurring'] )) ? 1 : (int) $_POST['wpinv_recurring_limit'] ) : null,
+                'recurring_limit'      => isset( $_POST['wpinv_recurring_limit'] ) ? ((isset( $_POST['wpinv_is_one_time_recurring'] )) ? 1 : (int) $_POST['wpinv_recurring_limit'] ) : null,
 
-				'is_free_trial'        => isset( $_POST['wpinv_trial_interval'] ) ? ((isset( $_POST['wpinv_is_one_time_recurring'] )) ? 0 : ( 0 != (int) $_POST['wpinv_trial_interval'] ) )  : null,
+                'is_free_trial'        => isset( $_POST['wpinv_trial_interval'] ) ? ((isset( $_POST['wpinv_is_one_time_recurring'] )) ? 0 : ( 0 != (int) $_POST['wpinv_trial_interval'] ) )  : null,
 
-				'trial_period'         => isset( $_POST['wpinv_trial_period'] ) ? wpinv_clean( $_POST['wpinv_trial_period'] ) : null,
-				'trial_interval'       => isset( $_POST['wpinv_trial_interval'] )  ? ((isset( $_POST['wpinv_is_one_time_recurring'] )) ? 0 : (int) $_POST['wpinv_trial_interval'] ) : null,
-			)
+                'trial_period'         => isset( $_POST['wpinv_trial_period'] ) ? wpinv_clean( $_POST['wpinv_trial_period'] ) : null,
+                'trial_interval'       => isset( $_POST['wpinv_trial_interval'] )  ? ((isset( $_POST['wpinv_is_one_time_recurring'] )) ? 0 : (int) $_POST['wpinv_trial_interval'] ) : null,
+            )
         );
 
-		$item->save();
-		do_action( 'getpaid_item_metabox_save', $post_id, $item );
-	}
+        $item->save();
+        do_action( 'getpaid_item_metabox_save', $post_id, $item );
+    }
 }

includes/wpinv-subscription.php

Indentation +1010 added lines, -1010 removed lines

@@ -15,125 +15,125 @@ 
  */
 class WPInv_Subscription extends GetPaid_Data {
 
-	/**
-	 * Which data store to load.
-	 *
-	 * @var string
-	 */
-	protected $data_store_name = 'subscription';
-
-	/**
-	 * This is the name of this object type.
-	 *
-	 * @var string
-	 */
-	protected $object_type = 'subscription';
-
-	/**
-	 * Item Data array. This is the core item data exposed in APIs.
-	 *
-	 * @since 1.0.19
-	 * @var array
-	 */
-	protected $data = array(
-		'customer_id'       => 0,
-		'frequency'         => 1,
-		'period'            => 'D',
-		'initial_amount'    => null,
-		'recurring_amount'  => null,
-		'bill_times'        => 0,
-		'transaction_id'    => '',
-		'parent_payment_id' => null,
-		'product_id'        => 0,
-		'created'           => '0000-00-00 00:00:00',
-		'expiration'        => '0000-00-00 00:00:00',
-		'trial_period'      => '',
-		'status'            => 'pending',
-		'profile_id'        => '',
-		'gateway'           => '',
-		'customer'          => '',
-	);
-
-	/**
-	 * Stores the status transition information.
-	 *
-	 * @since 1.0.19
-	 * @var bool
-	 */
-	protected $status_transition = false;
-
-	/**
-	 * Get the subscription if ID is passed, otherwise the subscription is new and empty.
-	 *
-	 * @param  int|string|object|WPInv_Subscription $subscription Subscription id, profile_id, or object to read.
-	 * @param  bool $deprecated
-	 */
-	function __construct( $subscription = 0, $deprecated = false ) {
-
-		parent::__construct( $subscription );
-
-		if ( ! $deprecated && ! empty( $subscription ) && is_numeric( $subscription ) ) {
-			$this->set_id( $subscription );
-		} elseif ( $subscription instanceof self ) {
-			$this->set_id( $subscription->get_id() );
-		} elseif ( ! empty( $subscription->id ) ) {
-			$this->set_id( $subscription->id );
-		} elseif ( $deprecated && $subscription_id = self::get_subscription_id_by_field( $subscription, 'profile_id' ) ) {
-			$this->set_id( $subscription_id );
-		} else {
-			$this->set_object_read( true );
-		}
-
-		// Load the datastore.
-		$this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
-
-		if ( $this->get_id() > 0 ) {
-			$this->data_store->read( $this );
-		}
-
-	}
-
-	/**
-	 * Given an invoice id, profile id, transaction id, it returns the subscription's id.
-	 *
-	 *
-	 * @static
-	 * @param string $value
-	 * @param string $field Either invoice_id, transaction_id or profile_id.
-	 * @since 1.0.19
-	 * @return int
-	 */
-	public static function get_subscription_id_by_field( $value, $field = 'profile_id' ) {
+    /**
+     * Which data store to load.
+     *
+     * @var string
+     */
+    protected $data_store_name = 'subscription';
+
+    /**
+     * This is the name of this object type.
+     *
+     * @var string
+     */
+    protected $object_type = 'subscription';
+
+    /**
+     * Item Data array. This is the core item data exposed in APIs.
+     *
+     * @since 1.0.19
+     * @var array
+     */
+    protected $data = array(
+        'customer_id'       => 0,
+        'frequency'         => 1,
+        'period'            => 'D',
+        'initial_amount'    => null,
+        'recurring_amount'  => null,
+        'bill_times'        => 0,
+        'transaction_id'    => '',
+        'parent_payment_id' => null,
+        'product_id'        => 0,
+        'created'           => '0000-00-00 00:00:00',
+        'expiration'        => '0000-00-00 00:00:00',
+        'trial_period'      => '',
+        'status'            => 'pending',
+        'profile_id'        => '',
+        'gateway'           => '',
+        'customer'          => '',
+    );
+
+    /**
+     * Stores the status transition information.
+     *
+     * @since 1.0.19
+     * @var bool
+     */
+    protected $status_transition = false;
+
+    /**
+     * Get the subscription if ID is passed, otherwise the subscription is new and empty.
+     *
+     * @param  int|string|object|WPInv_Subscription $subscription Subscription id, profile_id, or object to read.
+     * @param  bool $deprecated
+     */
+    function __construct( $subscription = 0, $deprecated = false ) {
+
+        parent::__construct( $subscription );
+
+        if ( ! $deprecated && ! empty( $subscription ) && is_numeric( $subscription ) ) {
+            $this->set_id( $subscription );
+        } elseif ( $subscription instanceof self ) {
+            $this->set_id( $subscription->get_id() );
+        } elseif ( ! empty( $subscription->id ) ) {
+            $this->set_id( $subscription->id );
+        } elseif ( $deprecated && $subscription_id = self::get_subscription_id_by_field( $subscription, 'profile_id' ) ) {
+            $this->set_id( $subscription_id );
+        } else {
+            $this->set_object_read( true );
+        }
+
+        // Load the datastore.
+        $this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
+
+        if ( $this->get_id() > 0 ) {
+            $this->data_store->read( $this );
+        }
+
+    }
+
+    /**
+     * Given an invoice id, profile id, transaction id, it returns the subscription's id.
+     *
+     *
+     * @static
+     * @param string $value
+     * @param string $field Either invoice_id, transaction_id or profile_id.
+     * @since 1.0.19
+     * @return int
+     */
+    public static function get_subscription_id_by_field( $value, $field = 'profile_id' ) {
         global $wpdb;
 
-		// Trim the value.
-		$value = trim( $value );
+        // Trim the value.
+        $value = trim( $value );
 
-		if ( empty( $value ) ) {
-			return 0;
-		}
+        if ( empty( $value ) ) {
+            return 0;
+        }
 
-		if ( 'invoice_id' == $field ) {
-			$field = 'parent_payment_id';
-		}
+        if ( 'invoice_id' == $field ) {
+            $field = 'parent_payment_id';
+        }
 
         // Valid fields.
         $fields = array(
-			'parent_payment_id',
-			'transaction_id',
-			'profile_id'
-		);
-
-		// Ensure a field has been passed.
-		if ( empty( $field ) || ! in_array( $field, $fields ) ) {
-			return 0;
-		}
-
-		// Maybe retrieve from the cache.
-		$subscription_id   = wp_cache_get( $value, "getpaid_subscription_{$field}s_to_subscription_ids" );
-		if ( ! empty( $subscription_id ) ) {
-			return $subscription_id;
-		}
+            'parent_payment_id',
+            'transaction_id',
+            'profile_id'
+        );
+
+        // Ensure a field has been passed.
+        if ( empty( $field ) || ! in_array( $field, $fields ) ) {
+            return 0;
+        }
+
+        // Maybe retrieve from the cache.
+        $subscription_id   = wp_cache_get( $value, "getpaid_subscription_{$field}s_to_subscription_ids" );
+        if ( ! empty( $subscription_id ) ) {
+            return $subscription_id;
+        }
 
         // Fetch from the db.
         $table            = $wpdb->prefix . 'wpinv_subscriptions';
@@ -141,34 +141,34 @@ 
             $wpdb->prepare( "SELECT `id` FROM $table WHERE `$field`=%s LIMIT 1", $value )
         );
 
-		if ( empty( $subscription_id ) ) {
-			return 0;
-		}
+        if ( empty( $subscription_id ) ) {
+            return 0;
+        }
 
-		// Update the cache with our data.
-		wp_cache_set( $value, $subscription_id, "getpaid_subscription_{$field}s_to_subscription_ids" );
+        // Update the cache with our data.
+        wp_cache_set( $value, $subscription_id, "getpaid_subscription_{$field}s_to_subscription_ids" );
 
-		return $subscription_id;
-	}
+        return $subscription_id;
+    }
 
-	/**
+    /**
      * Clears the subscription's cache.
      */
     public function clear_cache() {
-		wp_cache_delete( $this->get_parent_payment_id(), 'getpaid_subscription_parent_payment_ids_to_subscription_ids' );
-		wp_cache_delete( $this->get_transaction_id(), 'getpaid_subscription_transaction_ids_to_subscription_ids' );
-		wp_cache_delete( $this->get_profile_id(), 'getpaid_subscription_profile_ids_to_subscription_ids' );
-		wp_cache_delete( $this->get_id(), 'getpaid_subscriptions' );
-	}
+        wp_cache_delete( $this->get_parent_payment_id(), 'getpaid_subscription_parent_payment_ids_to_subscription_ids' );
+        wp_cache_delete( $this->get_transaction_id(), 'getpaid_subscription_transaction_ids_to_subscription_ids' );
+        wp_cache_delete( $this->get_profile_id(), 'getpaid_subscription_profile_ids_to_subscription_ids' );
+        wp_cache_delete( $this->get_id(), 'getpaid_subscriptions' );
+    }
 
-	/**
+    /**
      * Checks if a subscription key is set.
      */
     public function _isset( $key ) {
         return isset( $this->data[$key] ) || method_exists( $this, "get_$key" );
-	}
+    }
 
-	/*
+    /*
 	|--------------------------------------------------------------------------
 	| CRUD methods
 	|--------------------------------------------------------------------------
@@ -177,545 +177,545 @@ 
 	|
     */
 
-	/*
+    /*
 	|--------------------------------------------------------------------------
 	| Getters
 	|--------------------------------------------------------------------------
 	*/
 
-	/**
-	 * Get customer id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_customer_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'customer_id', $context );
-	}
-
-	/**
-	 * Get customer information.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return WP_User|false WP_User object on success, false on failure.
-	 */
-	public function get_customer( $context = 'view' ) {
-		return get_userdata( $this->get_customer_id( $context ) );
-	}
-
-	/**
-	 * Get parent invoice id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_parent_invoice_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'parent_payment_id', $context );
-	}
-
-	/**
-	 * Alias for self::get_parent_invoice_id().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
+    /**
+     * Get customer id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_customer_id( $context = 'view' ) {
+        return (int) $this->get_prop( 'customer_id', $context );
+    }
+
+    /**
+     * Get customer information.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return WP_User|false WP_User object on success, false on failure.
+     */
+    public function get_customer( $context = 'view' ) {
+        return get_userdata( $this->get_customer_id( $context ) );
+    }
+
+    /**
+     * Get parent invoice id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_parent_invoice_id( $context = 'view' ) {
+        return (int) $this->get_prop( 'parent_payment_id', $context );
+    }
+
+    /**
+     * Alias for self::get_parent_invoice_id().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
     public function get_parent_payment_id( $context = 'view' ) {
         return $this->get_parent_invoice_id( $context );
-	}
+    }
 
-	/**
+    /**
      * Alias for self::get_parent_invoice_id().
      *
-     * @since  1.0.0
-     * @return int
+     * @since  1.0.0
+     * @return int
+     */
+    public function get_original_payment_id( $context = 'view' ) {
+        return $this->get_parent_invoice_id( $context );
+    }
+
+    /**
+     * Get parent invoice.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return WPInv_Invoice
+     */
+    public function get_parent_invoice( $context = 'view' ) {
+        return new WPInv_Invoice( $this->get_parent_invoice_id( $context ) );
+    }
+
+    /**
+     * Alias for self::get_parent_invoice().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return WPInv_Invoice
+     */
+    public function get_parent_payment( $context = 'view' ) {
+        return $this->get_parent_invoice( $context );
+    }
+
+    /**
+     * Get subscription's product id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_product_id( $context = 'view' ) {
+        return (int) $this->get_prop( 'product_id', $context );
+    }
+
+    /**
+     * Get the subscription product.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return WPInv_Item
+     */
+    public function get_product( $context = 'view' ) {
+        return new WPInv_Item( $this->get_product_id( $context ) );
+    }
+
+    /**
+     * Get parent invoice's gateway.
+     *
+     * Here for backwards compatibility.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_gateway( $context = 'view' ) {
+        return $this->get_parent_invoice( $context )->get_gateway();
+    }
+
+    /**
+     * Get the period of a renewal.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_period( $context = 'view' ) {
+        return $this->get_prop( 'period', $context );
+    }
+
+    /**
+     * Get number of periods each renewal is valid for.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_frequency( $context = 'view' ) {
+        return (int) $this->get_prop( 'frequency', $context );
+    }
+
+    /**
+     * Get the initial amount for the subscription.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_initial_amount( $context = 'view' ) {
+        return (float) wpinv_sanitize_amount( $this->get_prop( 'initial_amount', $context ) );
+    }
+
+    /**
+     * Get the recurring amount for the subscription.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_recurring_amount( $context = 'view' ) {
+        return (float) wpinv_sanitize_amount( $this->get_prop( 'recurring_amount', $context ) );
+    }
+
+    /**
+     * Get number of times that this subscription can be renewed.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_bill_times( $context = 'view' ) {
+        return (int) $this->get_prop( 'bill_times', $context );
+    }
+
+    /**
+     * Get transaction id of this subscription's parent invoice.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_transaction_id( $context = 'view' ) {
+        return $this->get_prop( 'transaction_id', $context );
+    }
+
+    /**
+     * Get the date that the subscription was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_created( $context = 'view' ) {
+        return $this->get_prop( 'created', $context );
+    }
+
+    /**
+     * Alias for self::get_created().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_created( $context = 'view' ) {
+        return $this->get_created( $context );
+    }
+
+    /**
+     * Retrieves the creation date in a timestamp
+     *
+     * @since  1.0.0
+     * @return int
+     */
+    public function get_time_created() {
+        $created = $this->get_date_created();
+        return empty( $created ) ? current_time( 'timestamp' ) : strtotime( $created, current_time( 'timestamp' ) );
+    }
+
+    /**
+     * Get GMT date when the subscription was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_created_gmt( $context = 'view' ) {
+        $date = $this->get_date_created( $context );
+
+        if ( $date ) {
+            $date = get_gmt_from_date( $date );
+        }
+        return $date;
+    }
+
+    /**
+     * Get the date that the subscription will renew.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_next_renewal_date( $context = 'view' ) {
+        return $this->get_prop( 'expiration', $context );
+    }
+
+    /**
+     * Alias for self::get_next_renewal_date().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_expiration( $context = 'view' ) {
+        return $this->get_next_renewal_date( $context );
+    }
+
+    /**
+     * Retrieves the expiration date in a timestamp
+     *
+     * @since  1.0.0
+     * @return int
+     */
+    public function get_expiration_time() {
+        $expiration = $this->get_expiration();
+
+        if ( empty( $expiration ) || '0000-00-00 00:00:00' == $expiration ) {
+            return current_time( 'timestamp' );
+        }
+
+        $expiration = strtotime( $expiration, current_time( 'timestamp' ) );
+        return $expiration < current_time( 'timestamp' ) ? current_time( 'timestamp' ) : $expiration;
+    }
+
+    /**
+     * Get GMT date when the subscription will renew.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_next_renewal_date_gmt( $context = 'view' ) {
+        $date = $this->get_next_renewal_date( $context );
+
+        if ( $date ) {
+            $date = get_gmt_from_date( $date );
+        }
+        return $date;
+    }
+
+    /**
+     * Get the subscription's trial period.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_trial_period( $context = 'view' ) {
+        return $this->get_prop( 'trial_period', $context );
+    }
+
+    /**
+     * Get the subscription's status.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_status( $context = 'view' ) {
+        return $this->get_prop( 'status', $context );
+    }
+
+    /**
+     * Get the subscription's profile id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_profile_id( $context = 'view' ) {
+        return $this->get_prop( 'profile_id', $context );
+    }
+
+    /*
+	|--------------------------------------------------------------------------
+	| Setters
+	|--------------------------------------------------------------------------
+	*/
+
+    /**
+     * Set customer id.
+     *
+     * @since 1.0.19
+     * @param  int $value The customer's id.
+     */
+    public function set_customer_id( $value ) {
+        $this->set_prop( 'customer_id', (int) $value );
+    }
+
+    /**
+     * Set parent invoice id.
+     *
+     * @since 1.0.19
+     * @param  int $value The parent invoice id.
+     */
+    public function set_parent_invoice_id( $value ) {
+        $this->set_prop( 'parent_payment_id', (int) $value );
+    }
+
+    /**
+     * Alias for self::set_parent_invoice_id().
+     *
+     * @since 1.0.19
+     * @param  int $value The parent invoice id.
+     */
+    public function set_parent_payment_id( $value ) {
+        $this->set_parent_invoice_id( $value );
+    }
+
+    /**
+     * Alias for self::set_parent_invoice_id().
+     *
+     * @since 1.0.19
+     * @param  int $value The parent invoice id.
+     */
+    public function set_original_payment_id( $value ) {
+        $this->set_parent_invoice_id( $value );
+    }
+
+    /**
+     * Set subscription's product id.
+     *
+     * @since 1.0.19
+     * @param  int $value The subscription product id.
+     */
+    public function set_product_id( $value ) {
+        $this->set_prop( 'product_id', (int) $value );
+    }
+
+    /**
+     * Set the period of a renewal.
+     *
+     * @since 1.0.19
+     * @param  string $value The renewal period.
+     */
+    public function set_period( $value ) {
+        $this->set_prop( 'period', $value );
+    }
+
+    /**
+     * Set number of periods each renewal is valid for.
+     *
+     * @since 1.0.19
+     * @param  int $value The subscription frequency.
+     */
+    public function set_frequency( $value ) {
+        $value = empty( $value ) ? 1 : (int) $value;
+        $this->set_prop( 'frequency', absint( $value ) );
+    }
+
+    /**
+     * Set the initial amount for the subscription.
+     *
+     * @since 1.0.19
+     * @param  float $value The initial subcription amount.
+     */
+    public function set_initial_amount( $value ) {
+        $this->set_prop( 'initial_amount', wpinv_sanitize_amount( $value ) );
+    }
+
+    /**
+     * Set the recurring amount for the subscription.
+     *
+     * @since 1.0.19
+     * @param  float $value The recurring subcription amount.
+     */
+    public function set_recurring_amount( $value ) {
+        $this->set_prop( 'recurring_amount', wpinv_sanitize_amount( $value ) );
+    }
+
+    /**
+     * Set number of times that this subscription can be renewed.
+     *
+     * @since 1.0.19
+     * @param  int $value Bill times.
+     */
+    public function set_bill_times( $value ) {
+        $this->set_prop( 'bill_times', (int) $value );
+    }
+
+    /**
+     * Get transaction id of this subscription's parent invoice.
+     *
+     * @since 1.0.19
+     * @param string $value Bill times.
      */
-    public function get_original_payment_id( $context = 'view' ) {
-        return $this->get_parent_invoice_id( $context );
+    public function set_transaction_id( $value ) {
+        $this->set_prop( 'transaction_id', sanitize_text_field( $value ) );
     }
 
-	/**
-	 * Get parent invoice.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return WPInv_Invoice
-	 */
-	public function get_parent_invoice( $context = 'view' ) {
-		return new WPInv_Invoice( $this->get_parent_invoice_id( $context ) );
-	}
-
-	/**
-	 * Alias for self::get_parent_invoice().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return WPInv_Invoice
-	 */
-    public function get_parent_payment( $context = 'view' ) {
-        return $this->get_parent_invoice( $context );
-	}
-
-	/**
-	 * Get subscription's product id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_product_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'product_id', $context );
-	}
-
-	/**
-	 * Get the subscription product.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return WPInv_Item
-	 */
-	public function get_product( $context = 'view' ) {
-		return new WPInv_Item( $this->get_product_id( $context ) );
-	}
-
-	/**
-	 * Get parent invoice's gateway.
-	 *
-	 * Here for backwards compatibility.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_gateway( $context = 'view' ) {
-		return $this->get_parent_invoice( $context )->get_gateway();
-	}
-
-	/**
-	 * Get the period of a renewal.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_period( $context = 'view' ) {
-		return $this->get_prop( 'period', $context );
-	}
-
-	/**
-	 * Get number of periods each renewal is valid for.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_frequency( $context = 'view' ) {
-		return (int) $this->get_prop( 'frequency', $context );
-	}
-
-	/**
-	 * Get the initial amount for the subscription.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_initial_amount( $context = 'view' ) {
-		return (float) wpinv_sanitize_amount( $this->get_prop( 'initial_amount', $context ) );
-	}
-
-	/**
-	 * Get the recurring amount for the subscription.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_recurring_amount( $context = 'view' ) {
-		return (float) wpinv_sanitize_amount( $this->get_prop( 'recurring_amount', $context ) );
-	}
-
-	/**
-	 * Get number of times that this subscription can be renewed.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_bill_times( $context = 'view' ) {
-		return (int) $this->get_prop( 'bill_times', $context );
-	}
-
-	/**
-	 * Get transaction id of this subscription's parent invoice.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_transaction_id( $context = 'view' ) {
-		return $this->get_prop( 'transaction_id', $context );
-	}
-
-	/**
-	 * Get the date that the subscription was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_created( $context = 'view' ) {
-		return $this->get_prop( 'created', $context );
-	}
-
-	/**
-	 * Alias for self::get_created().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_created( $context = 'view' ) {
-		return $this->get_created( $context );
-	}
-
-	/**
-	 * Retrieves the creation date in a timestamp
-	 *
-	 * @since  1.0.0
-	 * @return int
-	 */
-	public function get_time_created() {
-		$created = $this->get_date_created();
-		return empty( $created ) ? current_time( 'timestamp' ) : strtotime( $created, current_time( 'timestamp' ) );
-	}
-
-	/**
-	 * Get GMT date when the subscription was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_created_gmt( $context = 'view' ) {
-        $date = $this->get_date_created( $context );
+    /**
+     * Set date when this subscription started.
+     *
+     * @since 1.0.19
+     * @param string $value strtotime compliant date.
+     */
+    public function set_created( $value ) {
+        $date = strtotime( $value );
 
-        if ( $date ) {
-            $date = get_gmt_from_date( $date );
+        if ( $date && $value !== '0000-00-00 00:00:00' ) {
+            $this->set_prop( 'created', date( 'Y-m-d H:i:s', $date ) );
+            return;
         }
-		return $date;
-	}
-
-	/**
-	 * Get the date that the subscription will renew.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_next_renewal_date( $context = 'view' ) {
-		return $this->get_prop( 'expiration', $context );
-	}
-
-	/**
-	 * Alias for self::get_next_renewal_date().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_expiration( $context = 'view' ) {
-		return $this->get_next_renewal_date( $context );
-	}
-
-	/**
-	 * Retrieves the expiration date in a timestamp
-	 *
-	 * @since  1.0.0
-	 * @return int
-	 */
-	public function get_expiration_time() {
-		$expiration = $this->get_expiration();
-
-		if ( empty( $expiration ) || '0000-00-00 00:00:00' == $expiration ) {
-			return current_time( 'timestamp' );
-		}
-
-		$expiration = strtotime( $expiration, current_time( 'timestamp' ) );
-		return $expiration < current_time( 'timestamp' ) ? current_time( 'timestamp' ) : $expiration;
-	}
-
-	/**
-	 * Get GMT date when the subscription will renew.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_next_renewal_date_gmt( $context = 'view' ) {
-        $date = $this->get_next_renewal_date( $context );
 
-        if ( $date ) {
-            $date = get_gmt_from_date( $date );
-        }
-		return $date;
-	}
-
-	/**
-	 * Get the subscription's trial period.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_trial_period( $context = 'view' ) {
-		return $this->get_prop( 'trial_period', $context );
-	}
-
-	/**
-	 * Get the subscription's status.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_status( $context = 'view' ) {
-		return $this->get_prop( 'status', $context );
-	}
-
-	/**
-	 * Get the subscription's profile id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_profile_id( $context = 'view' ) {
-		return $this->get_prop( 'profile_id', $context );
-	}
-
-	/*
-	|--------------------------------------------------------------------------
-	| Setters
-	|--------------------------------------------------------------------------
-	*/
+        $this->set_prop( 'created', '' );
 
-	/**
-	 * Set customer id.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value The customer's id.
-	 */
-	public function set_customer_id( $value ) {
-		$this->set_prop( 'customer_id', (int) $value );
-	}
-
-	/**
-	 * Set parent invoice id.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value The parent invoice id.
-	 */
-	public function set_parent_invoice_id( $value ) {
-		$this->set_prop( 'parent_payment_id', (int) $value );
-	}
-
-	/**
-	 * Alias for self::set_parent_invoice_id().
-	 *
-	 * @since 1.0.19
-	 * @param  int $value The parent invoice id.
-	 */
-    public function set_parent_payment_id( $value ) {
-        $this->set_parent_invoice_id( $value );
-	}
+    }
 
-	/**
-     * Alias for self::set_parent_invoice_id().
+    /**
+     * Alias for self::set_created().
      *
      * @since 1.0.19
-	 * @param  int $value The parent invoice id.
+     * @param string $value strtotime compliant date.
      */
-    public function set_original_payment_id( $value ) {
-        $this->set_parent_invoice_id( $value );
-	}
-
-	/**
-	 * Set subscription's product id.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value The subscription product id.
-	 */
-	public function set_product_id( $value ) {
-		$this->set_prop( 'product_id', (int) $value );
-	}
-
-	/**
-	 * Set the period of a renewal.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value The renewal period.
-	 */
-	public function set_period( $value ) {
-		$this->set_prop( 'period', $value );
-	}
-
-	/**
-	 * Set number of periods each renewal is valid for.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value The subscription frequency.
-	 */
-	public function set_frequency( $value ) {
-		$value = empty( $value ) ? 1 : (int) $value;
-		$this->set_prop( 'frequency', absint( $value ) );
-	}
-
-	/**
-	 * Set the initial amount for the subscription.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value The initial subcription amount.
-	 */
-	public function set_initial_amount( $value ) {
-		$this->set_prop( 'initial_amount', wpinv_sanitize_amount( $value ) );
-	}
-
-	/**
-	 * Set the recurring amount for the subscription.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value The recurring subcription amount.
-	 */
-	public function set_recurring_amount( $value ) {
-		$this->set_prop( 'recurring_amount', wpinv_sanitize_amount( $value ) );
-	}
-
-	/**
-	 * Set number of times that this subscription can be renewed.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value Bill times.
-	 */
-	public function set_bill_times( $value ) {
-		$this->set_prop( 'bill_times', (int) $value );
-	}
-
-	/**
-	 * Get transaction id of this subscription's parent invoice.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Bill times.
-	 */
-	public function set_transaction_id( $value ) {
-		$this->set_prop( 'transaction_id', sanitize_text_field( $value ) );
-	}
-
-	/**
-	 * Set date when this subscription started.
-	 *
-	 * @since 1.0.19
-	 * @param string $value strtotime compliant date.
-	 */
-	public function set_created( $value ) {
+    public function set_date_created( $value ) {
+        $this->set_created( $value );
+    }
+
+    /**
+     * Set the date that the subscription will renew.
+     *
+     * @since 1.0.19
+     * @param string $value strtotime compliant date.
+     */
+    public function set_next_renewal_date( $value ) {
         $date = strtotime( $value );
 
         if ( $date && $value !== '0000-00-00 00:00:00' ) {
-            $this->set_prop( 'created', date( 'Y-m-d H:i:s', $date ) );
+            $this->set_prop( 'expiration', date( 'Y-m-d H:i:s', $date ) );
             return;
         }
 
-		$this->set_prop( 'created', '' );
+        $this->set_prop( 'expiration', '' );
+
+    }
 
-	}
+    /**
+     * Alias for self::set_next_renewal_date().
+     *
+     * @since 1.0.19
+     * @param string $value strtotime compliant date.
+     */
+    public function set_expiration( $value ) {
+        $this->set_next_renewal_date( $value );
+    }
 
-	/**
-	 * Alias for self::set_created().
-	 *
-	 * @since 1.0.19
-	 * @param string $value strtotime compliant date.
-	 */
-	public function set_date_created( $value ) {
-		$this->set_created( $value );
+    /**
+     * Set the subscription's trial period.
+     *
+     * @since 1.0.19
+     * @param string $value trial period e.g 1 year.
+     */
+    public function set_trial_period( $value ) {
+        $this->set_prop( 'trial_period', $value );
     }
 
-	/**
-	 * Set the date that the subscription will renew.
-	 *
-	 * @since 1.0.19
-	 * @param string $value strtotime compliant date.
-	 */
-	public function set_next_renewal_date( $value ) {
-		$date = strtotime( $value );
+    /**
+     * Set the subscription's status.
+     *
+     * @since 1.0.19
+     * @param string $new_status    New subscription status.
+     */
+    public function set_status( $new_status ) {
 
-        if ( $date && $value !== '0000-00-00 00:00:00' ) {
-            $this->set_prop( 'expiration', date( 'Y-m-d H:i:s', $date ) );
+        // Abort if this is not a valid status;
+        if ( ! array_key_exists( $new_status, getpaid_get_subscription_statuses() ) ) {
             return;
-		}
-
-		$this->set_prop( 'expiration', '' );
-
-	}
-
-	/**
-	 * Alias for self::set_next_renewal_date().
-	 *
-	 * @since 1.0.19
-	 * @param string $value strtotime compliant date.
-	 */
-	public function set_expiration( $value ) {
-		$this->set_next_renewal_date( $value );
-    }
-
-	/**
-	 * Set the subscription's trial period.
-	 *
-	 * @since 1.0.19
-	 * @param string $value trial period e.g 1 year.
-	 */
-	public function set_trial_period( $value ) {
-		$this->set_prop( 'trial_period', $value );
-	}
-
-	/**
-	 * Set the subscription's status.
-	 *
-	 * @since 1.0.19
-	 * @param string $new_status    New subscription status.
-	 */
-	public function set_status( $new_status ) {
-
-		// Abort if this is not a valid status;
-		if ( ! array_key_exists( $new_status, getpaid_get_subscription_statuses() ) ) {
-			return;
-		}
-
-		$old_status = $this->get_status();
-		$this->set_prop( 'status', $new_status );
-
-		if ( true === $this->object_read && $old_status !== $new_status ) {
-			$this->status_transition = array(
-				'from'   => ! empty( $this->status_transition['from'] ) ? $this->status_transition['from'] : $old_status,
-				'to'     => $new_status,
-			);
-		}
-
-	}
-
-	/**
-	 * Set the subscription's (remote) profile id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value the remote profile id.
-	 */
-	public function set_profile_id( $value ) {
-		$this->set_prop( 'profile_id', sanitize_text_field( $value ) );
-	}
-
-	/*
+        }
+
+        $old_status = $this->get_status();
+        $this->set_prop( 'status', $new_status );
+
+        if ( true === $this->object_read && $old_status !== $new_status ) {
+            $this->status_transition = array(
+                'from'   => ! empty( $this->status_transition['from'] ) ? $this->status_transition['from'] : $old_status,
+                'to'     => $new_status,
+            );
+        }
+
+    }
+
+    /**
+     * Set the subscription's (remote) profile id.
+     *
+     * @since 1.0.19
+     * @param  string $value the remote profile id.
+     */
+    public function set_profile_id( $value ) {
+        $this->set_prop( 'profile_id', sanitize_text_field( $value ) );
+    }
+
+    /*
 	|--------------------------------------------------------------------------
 	| Boolean methods
 	|--------------------------------------------------------------------------
@@ -724,55 +724,55 @@ 
 	|
 	*/
 
-	/**
+    /**
      * Checks if the subscription has a given status.
-	 *
-	 * @param string|array String or array of strings to check for.
-	 * @return bool
+     *
+     * @param string|array String or array of strings to check for.
+     * @return bool
      */
     public function has_status( $status ) {
         return in_array( $this->get_status(), wpinv_clean( wpinv_parse_list( $status ) ) );
-	}
+    }
 
-	/**
+    /**
      * Checks if the subscription has a trial period.
-	 *
-	 * @return bool
+     *
+     * @return bool
      */
     public function has_trial_period() {
-		$period = $this->get_trial_period();
+        $period = $this->get_trial_period();
         return ! empty( $period );
-	}
-
-	/**
-	 * Is the subscription active?
-	 *
-	 * @return bool
-	 */
-	public function is_active() {
-		return $this->has_status( 'active trialling' ) && ! $this->is_expired();
-	}
-
-	/**
-	 * Is the subscription expired?
-	 *
-	 * @return bool
-	 */
-	public function is_expired() {
-		return $this->has_status( 'expired' ) || ( $this->has_status( 'active cancelled trialling' ) && $this->get_expiration_time() < current_time( 'mysql' ) );
-	}
-
-	/**
-	 * Is this the last renewals?
-	 *
-	 * @return bool
-	 */
-	public function is_last_renewal() {
-		$max_bills = $this->get_bill_times();
-		return ! empty( $max_bills ) && $max_bills <= $this->get_times_billed();
-	}
-
-	/*
+    }
+
+    /**
+     * Is the subscription active?
+     *
+     * @return bool
+     */
+    public function is_active() {
+        return $this->has_status( 'active trialling' ) && ! $this->is_expired();
+    }
+
+    /**
+     * Is the subscription expired?
+     *
+     * @return bool
+     */
+    public function is_expired() {
+        return $this->has_status( 'expired' ) || ( $this->has_status( 'active cancelled trialling' ) && $this->get_expiration_time() < current_time( 'mysql' ) );
+    }
+
+    /**
+     * Is this the last renewals?
+     *
+     * @return bool
+     */
+    public function is_last_renewal() {
+        $max_bills = $this->get_bill_times();
+        return ! empty( $max_bills ) && $max_bills <= $this->get_times_billed();
+    }
+
+    /*
 	|--------------------------------------------------------------------------
 	| Additional methods
 	|--------------------------------------------------------------------------
@@ -781,27 +781,27 @@ 
 	|
 	*/
 
-	/**
-	 * Backwards compatibilty.
-	 */
-	public function create( $data = array() ) {
+    /**
+     * Backwards compatibilty.
+     */
+    public function create( $data = array() ) {
 
-		// Set the properties.
-		if ( is_array( $data ) ) {
-			$this->set_props( $data );
-		}
+        // Set the properties.
+        if ( is_array( $data ) ) {
+            $this->set_props( $data );
+        }
 
-		// Save the item.
-		return $this->save();
+        // Save the item.
+        return $this->save();
 
-	}
+    }
 
-	/**
-	 * Backwards compatibilty.
-	 */
-	public function update( $args = array() ) {
-		return $this->create( $args );
-	}
+    /**
+     * Backwards compatibilty.
+     */
+    public function update( $args = array() ) {
+        return $this->create( $args );
+    }
 
     /**
      * Retrieve renewal payments for a subscription
@@ -811,22 +811,22 @@ 
      */
     public function get_child_payments( $hide_pending = true ) {
 
-		$statuses = array( 'publish', 'wpi-processing', 'wpi-renewal' );
+        $statuses = array( 'publish', 'wpi-processing', 'wpi-renewal' );
 
-		if ( ! $hide_pending ) {
-			$statuses = array_keys( wpinv_get_invoice_statuses() );
-		}
+        if ( ! $hide_pending ) {
+            $statuses = array_keys( wpinv_get_invoice_statuses() );
+        }
 
         return get_posts(
-			array(
-            	'post_parent'    => $this->get_parent_payment_id(),
-            	'numberposts'    => -1,
-            	'post_status'    => $statuses,
-            	'orderby'        => 'ID',
-            	'order'          => 'ASC',
-            	'post_type'      => 'wpi_invoice'
-			)
-		);
+            array(
+                'post_parent'    => $this->get_parent_payment_id(),
+                'numberposts'    => -1,
+                'post_status'    => $statuses,
+                'orderby'        => 'ID',
+                'order'          => 'ASC',
+                'post_type'      => 'wpi_invoice'
+            )
+        );
     }
 
     /**
@@ -836,16 +836,16 @@ 
      * @return int
      */
     public function get_total_payments() {
-		global $wpdb;
+        global $wpdb;
 
-		$count = (int) $wpdb->get_var(
-			$wpdb->prepare(
-				"SELECT COUNT(ID) FROM $wpdb->posts WHERE post_parent=%d AND post_status IN ( 'publish', 'wpi-processing', 'wpi-renewal' )",
-				$this->get_parent_invoice_id()
-			)
-		);
+        $count = (int) $wpdb->get_var(
+            $wpdb->prepare(
+                "SELECT COUNT(ID) FROM $wpdb->posts WHERE post_parent=%d AND post_status IN ( 'publish', 'wpi-processing', 'wpi-renewal' )",
+                $this->get_parent_invoice_id()
+            )
+        );
 
-		// Maybe include parent invoice.
+        // Maybe include parent invoice.
         if ( $this->get_parent_payment()->is_paid() ) {
             $count++;
         }
@@ -874,65 +874,65 @@ 
      *
      * @since  2.4
      * @param  array $args Array of values for the payment, including amount and transaction ID
-	 * @param  WPInv_Invoice $invoice If adding an existing invoice.
+     * @param  WPInv_Invoice $invoice If adding an existing invoice.
      * @return bool
      */
     public function add_payment( $args = array(), $invoice = false ) {
 
-		// Process each payment once.
+        // Process each payment once.
         if ( ! empty( $args['transaction_id'] ) && $this->payment_exists( $args['transaction_id'] ) ) {
             return false;
         }
 		
-		// Check is it one time payment
-		$item = new WPInv_Item( $this->get_product_id() );
-		$is_one_time_payment = $item->is_one_time_recurring();
+        // Check is it one time payment
+        $item = new WPInv_Item( $this->get_product_id() );
+        $is_one_time_payment = $item->is_one_time_recurring();
         if ( $is_one_time_payment == 1 ) {
             $this->complete();
-			return true;
+            return true;
         } 
 
-		// Are we creating a new invoice?
-		if ( empty( $invoice ) ) {
-			$invoice = $this->create_payment();
+        // Are we creating a new invoice?
+        if ( empty( $invoice ) ) {
+            $invoice = $this->create_payment();
 
-			if ( empty( $invoice ) ) {
-				return false;
-			}
+            if ( empty( $invoice ) ) {
+                return false;
+            }
 
-		}
+        }
 
-		$invoice->set_status( 'wpi-renewal' );
+        $invoice->set_status( 'wpi-renewal' );
 
-		// Maybe set a transaction id.
-		if ( ! empty( $args['transaction_id'] ) ) {
-			$invoice->set_transaction_id( $args['transaction_id'] );
-		}
+        // Maybe set a transaction id.
+        if ( ! empty( $args['transaction_id'] ) ) {
+            $invoice->set_transaction_id( $args['transaction_id'] );
+        }
 
-		// Set the completed date.
-		$invoice->set_completed_date( current_time( 'mysql' ) );
+        // Set the completed date.
+        $invoice->set_completed_date( current_time( 'mysql' ) );
 
-		// And the gateway.
-		if ( ! empty( $args['gateway'] ) ) {
-			$invoice->set_gateway( $args['gateway'] );
-		}
+        // And the gateway.
+        if ( ! empty( $args['gateway'] ) ) {
+            $invoice->set_gateway( $args['gateway'] );
+        }
 
-		$invoice->save();
+        $invoice->save();
 
-		if ( ! $invoice->exists() ) {
-			return false;
-		}
+        if ( ! $invoice->exists() ) {
+            return false;
+        }
 
-		do_action( 'getpaid_after_create_subscription_renewal_invoice', $invoice, $this );
-		do_action( 'wpinv_recurring_add_subscription_payment', $invoice, $this );
+        do_action( 'getpaid_after_create_subscription_renewal_invoice', $invoice, $this );
+        do_action( 'wpinv_recurring_add_subscription_payment', $invoice, $this );
         do_action( 'wpinv_recurring_record_payment', $invoice->get_id(), $this->get_parent_invoice_id(), $invoice->get_recurring_total(), $invoice->get_transaction_id() );
 
         update_post_meta( $invoice->get_id(), '_wpinv_subscription_id', $this->id );
 
         return $invoice->get_id();
-	}
+    }
 
-	/**
+    /**
      * Creates a new invoice and returns it.
      *
      * @since  1.0.19
@@ -940,98 +940,98 @@ 
      */
     public function create_payment() {
 
-		$parent_invoice = $this->get_parent_payment();
-
-		if ( ! $parent_invoice->exists() ) {
-			return false;
-		}
-
-		// Duplicate the parent invoice.
-		$invoice = getpaid_duplicate_invoice( $parent_invoice );
-		$invoice->set_parent_id( $parent_invoice->get_id() );
-		$invoice->recalculate_total();
-		$invoice->set_status( 'wpi-pending' );
-		$invoice->save();
-
-		return $invoice->exists() ? $invoice : false;
-    }
-
-	/**
-	 * Renews or completes a subscription
-	 *
-	 * @since  1.0.0
-	 * @return int The subscription's id
-	 */
-	public function renew() {
-
-		// Complete subscription if applicable
-		if ( $this->is_last_renewal() ) {
-			return $this->complete();
-		}
-
-		// Calculate new expiration
-		$frequency      = $this->get_frequency();
-		$period         = $this->get_period();
-		$new_expiration = strtotime( "+ $frequency $period", $this->get_expiration_time() );
-
-		$this->set_expiration( date( 'Y-m-d H:i:s',$new_expiration ) );
-		$this->set_status( 'active' );
-		$this->save();
-
-		do_action( 'getpaid_subscription_renewed', $this );
-
-		return $this->get_id();
-	}
-
-	/**
-	 * Marks a subscription as completed
-	 *
-	 * Subscription is completed when the number of payments matches the billing_times field
-	 *
-	 * @since  1.0.0
-	 * @return int|bool Subscription id or false if the subscription is cancelled.
-	 */
-	public function complete() {
-
-		// Only mark a subscription as complete if it's not already cancelled.
-		if ( $this->has_status( 'cancelled' ) ) {
-			return false;
-		}
-
-		$this->set_status( 'completed' );
-		return $this->save();
-
-	}
-
-	/**
-	 * Marks a subscription as expired
-	 *
-	 * @since  1.0.0
-	 * @param  bool $check_expiration
-	 * @return int|bool Subscription id or false if $check_expiration is true and expiration date is in the future.
-	 */
-	public function expire( $check_expiration = false ) {
-
-		if ( $check_expiration && $this->get_expiration_time() > current_time( 'timestamp' ) ) {
-			// Do not mark as expired since real expiration date is in the future
-			return false;
-		}
-
-		$this->set_status( 'expired' );
-		return $this->save();
-
-	}
-
-	/**
-	 * Marks a subscription as failing
-	 *
-	 * @since  2.4.2
-	 * @return int Subscription id.
-	 */
-	public function failing() {
-		$this->set_status( 'failing' );
-		return $this->save();
-	}
+        $parent_invoice = $this->get_parent_payment();
+
+        if ( ! $parent_invoice->exists() ) {
+            return false;
+        }
+
+        // Duplicate the parent invoice.
+        $invoice = getpaid_duplicate_invoice( $parent_invoice );
+        $invoice->set_parent_id( $parent_invoice->get_id() );
+        $invoice->recalculate_total();
+        $invoice->set_status( 'wpi-pending' );
+        $invoice->save();
+
+        return $invoice->exists() ? $invoice : false;
+    }
+
+    /**
+     * Renews or completes a subscription
+     *
+     * @since  1.0.0
+     * @return int The subscription's id
+     */
+    public function renew() {
+
+        // Complete subscription if applicable
+        if ( $this->is_last_renewal() ) {
+            return $this->complete();
+        }
+
+        // Calculate new expiration
+        $frequency      = $this->get_frequency();
+        $period         = $this->get_period();
+        $new_expiration = strtotime( "+ $frequency $period", $this->get_expiration_time() );
+
+        $this->set_expiration( date( 'Y-m-d H:i:s',$new_expiration ) );
+        $this->set_status( 'active' );
+        $this->save();
+
+        do_action( 'getpaid_subscription_renewed', $this );
+
+        return $this->get_id();
+    }
+
+    /**
+     * Marks a subscription as completed
+     *
+     * Subscription is completed when the number of payments matches the billing_times field
+     *
+     * @since  1.0.0
+     * @return int|bool Subscription id or false if the subscription is cancelled.
+     */
+    public function complete() {
+
+        // Only mark a subscription as complete if it's not already cancelled.
+        if ( $this->has_status( 'cancelled' ) ) {
+            return false;
+        }
+
+        $this->set_status( 'completed' );
+        return $this->save();
+
+    }
+
+    /**
+     * Marks a subscription as expired
+     *
+     * @since  1.0.0
+     * @param  bool $check_expiration
+     * @return int|bool Subscription id or false if $check_expiration is true and expiration date is in the future.
+     */
+    public function expire( $check_expiration = false ) {
+
+        if ( $check_expiration && $this->get_expiration_time() > current_time( 'timestamp' ) ) {
+            // Do not mark as expired since real expiration date is in the future
+            return false;
+        }
+
+        $this->set_status( 'expired' );
+        return $this->save();
+
+    }
+
+    /**
+     * Marks a subscription as failing
+     *
+     * @since  2.4.2
+     * @return int Subscription id.
+     */
+    public function failing() {
+        $this->set_status( 'failing' );
+        return $this->save();
+    }
 
     /**
      * Marks a subscription as cancelled
@@ -1040,19 +1040,19 @@ 
      * @return int Subscription id.
      */
     public function cancel() {
-		$this->set_status( 'cancelled' );
-		return $this->save();
+        $this->set_status( 'cancelled' );
+        return $this->save();
     }
 
-	/**
-	 * Determines if a subscription can be cancelled both locally and with a payment processor.
-	 *
-	 * @since  1.0.0
-	 * @return bool
-	 */
-	public function can_cancel() {
-		return apply_filters( 'wpinv_subscription_can_cancel', $this->has_status( $this->get_cancellable_statuses() ), $this );
-	}
+    /**
+     * Determines if a subscription can be cancelled both locally and with a payment processor.
+     *
+     * @since  1.0.0
+     * @return bool
+     */
+    public function can_cancel() {
+        return apply_filters( 'wpinv_subscription_can_cancel', $this->has_status( $this->get_cancellable_statuses() ), $this );
+    }
 
     /**
      * Returns an array of subscription statuses that can be cancelled
@@ -1065,96 +1065,96 @@ 
         return apply_filters( 'wpinv_recurring_cancellable_statuses', array( 'active', 'trialling', 'failing' ) );
     }
 
-	/**
-	 * Retrieves the URL to cancel subscription
-	 *
-	 * @since  1.0.0
-	 * @return string
-	 */
-	public function get_cancel_url() {
-		$url = getpaid_get_authenticated_action_url( 'subscription_cancel', $this->get_view_url() );
-		return apply_filters( 'wpinv_subscription_cancel_url', $url, $this );
-	}
-
-	/**
-	 * Retrieves the URL to view a subscription
-	 *
-	 * @since  1.0.19
-	 * @return string
-	 */
-	public function get_view_url() {
-
-		$url = getpaid_get_tab_url( 'gp-subscriptions', get_permalink( (int) wpinv_get_option( 'invoice_subscription_page' ) ) );
-		$url = add_query_arg( 'subscription', $this->get_id(), $url );
-
-		return apply_filters( 'getpaid_get_subscription_view_url', $url, $this );
-	}
-
-	/**
-	 * Determines if subscription can be manually renewed
-	 *
-	 * This method is filtered by payment gateways in order to return true on subscriptions
-	 * that can be renewed manually
-	 *
-	 * @since  2.5
-	 * @return bool
-	 */
-	public function can_renew() {
-		return apply_filters( 'wpinv_subscription_can_renew', true, $this );
-	}
-
-	/**
-	 * Retrieves the URL to renew a subscription
-	 *
-	 * @since  2.5
-	 * @return string
-	 */
-	public function get_renew_url() {
-		$url = wp_nonce_url( add_query_arg( array( 'getpaid-action' => 'renew_subscription', 'sub_id' => $this->get_id ) ), 'getpaid-nonce' );
-		return apply_filters( 'wpinv_subscription_renew_url', $url, $this );
-	}
-
-	/**
-	 * Determines if subscription can have their payment method updated
-	 *
-	 * @since  1.0.0
-	 * @return bool
-	 */
-	public function can_update() {
-		return apply_filters( 'wpinv_subscription_can_update', false, $this );
-	}
-
-	/**
-	 * Retrieves the URL to update subscription
-	 *
-	 * @since  1.0.0
-	 * @return string
-	 */
-	public function get_update_url() {
-		$url = add_query_arg( array( 'action' => 'update', 'subscription_id' => $this->get_id() ) );
-		return apply_filters( 'wpinv_subscription_update_url', $url, $this );
-	}
-
-	/**
-	 * Retrieves the subscription status label
-	 *
-	 * @since  1.0.0
-	 * @return string
-	 */
-	public function get_status_label() {
-		return getpaid_get_subscription_status_label( $this->get_status() );
-	}
-
-	/**
-	 * Retrieves the subscription status class
-	 *
-	 * @since  1.0.19
-	 * @return string
-	 */
-	public function get_status_class() {
-		$statuses = getpaid_get_subscription_status_classes();
-		return isset( $statuses[ $this->get_status() ] ) ? $statuses[ $this->get_status() ] : 'badge-dark';
-	}
+    /**
+     * Retrieves the URL to cancel subscription
+     *
+     * @since  1.0.0
+     * @return string
+     */
+    public function get_cancel_url() {
+        $url = getpaid_get_authenticated_action_url( 'subscription_cancel', $this->get_view_url() );
+        return apply_filters( 'wpinv_subscription_cancel_url', $url, $this );
+    }
+
+    /**
+     * Retrieves the URL to view a subscription
+     *
+     * @since  1.0.19
+     * @return string
+     */
+    public function get_view_url() {
+
+        $url = getpaid_get_tab_url( 'gp-subscriptions', get_permalink( (int) wpinv_get_option( 'invoice_subscription_page' ) ) );
+        $url = add_query_arg( 'subscription', $this->get_id(), $url );
+
+        return apply_filters( 'getpaid_get_subscription_view_url', $url, $this );
+    }
+
+    /**
+     * Determines if subscription can be manually renewed
+     *
+     * This method is filtered by payment gateways in order to return true on subscriptions
+     * that can be renewed manually
+     *
+     * @since  2.5
+     * @return bool
+     */
+    public function can_renew() {
+        return apply_filters( 'wpinv_subscription_can_renew', true, $this );
+    }
+
+    /**
+     * Retrieves the URL to renew a subscription
+     *
+     * @since  2.5
+     * @return string
+     */
+    public function get_renew_url() {
+        $url = wp_nonce_url( add_query_arg( array( 'getpaid-action' => 'renew_subscription', 'sub_id' => $this->get_id ) ), 'getpaid-nonce' );
+        return apply_filters( 'wpinv_subscription_renew_url', $url, $this );
+    }
+
+    /**
+     * Determines if subscription can have their payment method updated
+     *
+     * @since  1.0.0
+     * @return bool
+     */
+    public function can_update() {
+        return apply_filters( 'wpinv_subscription_can_update', false, $this );
+    }
+
+    /**
+     * Retrieves the URL to update subscription
+     *
+     * @since  1.0.0
+     * @return string
+     */
+    public function get_update_url() {
+        $url = add_query_arg( array( 'action' => 'update', 'subscription_id' => $this->get_id() ) );
+        return apply_filters( 'wpinv_subscription_update_url', $url, $this );
+    }
+
+    /**
+     * Retrieves the subscription status label
+     *
+     * @since  1.0.0
+     * @return string
+     */
+    public function get_status_label() {
+        return getpaid_get_subscription_status_label( $this->get_status() );
+    }
+
+    /**
+     * Retrieves the subscription status class
+     *
+     * @since  1.0.19
+     * @return string
+     */
+    public function get_status_class() {
+        $statuses = getpaid_get_subscription_status_classes();
+        return isset( $statuses[ $this->get_status() ] ) ? $statuses[ $this->get_status() ] : 'badge-dark';
+    }
 
     /**
      * Retrieves the subscription status label
@@ -1164,11 +1164,11 @@ 
      */
     public function get_status_label_html() {
 
-		$status_label = sanitize_text_field( $this->get_status_label() );
-		$class        = esc_attr( $this->get_status_class() );
-		$status       = sanitize_html_class( $this->get_status() );
+        $status_label = sanitize_text_field( $this->get_status_label() );
+        $class        = esc_attr( $this->get_status_class() );
+        $status       = sanitize_html_class( $this->get_status() );
 
-		return "<span class='bsui'><span class='badge $class $status'>$status_label</span></span>";
+        return "<span class='bsui'><span class='badge $class $status'>$status_label</span></span>";
     }
 
     /**
@@ -1179,75 +1179,75 @@ 
      * @return bool
      */
     public function payment_exists( $txn_id = '' ) {
-		$invoice_id = WPInv_Invoice::get_invoice_id_by_field( $txn_id, 'transaction_id' );
+        $invoice_id = WPInv_Invoice::get_invoice_id_by_field( $txn_id, 'transaction_id' );
         return ! empty( $invoice_id );
-	}
-
-	/**
-	 * Handle the status transition.
-	 */
-	protected function status_transition() {
-		$status_transition = $this->status_transition;
-
-		// Reset status transition variable.
-		$this->status_transition = false;
-
-		if ( $status_transition ) {
-			try {
-
-				// Fire a hook for the status change.
-				do_action( 'wpinv_subscription_' . $status_transition['to'], $this->get_id(), $this, $status_transition );
-				do_action( 'getpaid_subscription_' . $status_transition['to'], $this, $status_transition );
-
-				if ( ! empty( $status_transition['from'] ) ) {
-
-					/* translators: 1: old subscription status 2: new subscription status */
-					$transition_note = sprintf( __( 'Subscription status changed from %1$s to %2$s.', 'invoicing' ), getpaid_get_subscription_status_label( $status_transition['from'] ), getpaid_get_subscription_status_label( $status_transition['to'] ) );
-
-					// Note the transition occurred.
-					$this->get_parent_payment()->add_note( $transition_note, false, false, true );
-
-					// Fire another hook.
-					do_action( 'getpaid_subscription_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this->get_id(), $this );
-					do_action( 'getpaid_subscription_status_changed', $this, $status_transition['from'], $status_transition['to'] );
-
-				} else {
-					/* translators: %s: new invoice status */
-					$transition_note = sprintf( __( 'Subscription status set to %s.', 'invoicing' ), getpaid_get_subscription_status_label( $status_transition['to'] ) );
-
-					// Note the transition occurred.
-					$this->get_parent_payment()->add_note( $transition_note, false, false, true );
-
-				}
-			} catch ( Exception $e ) {
-				$this->get_parent_payment()->add_note( __( 'Error during subscription status transition.', 'invoicing' ) . ' ' . $e->getMessage() );
-			}
-		}
-
-	}
-
-	/**
-	 * Save data to the database.
-	 *
-	 * @since 1.0.19
-	 * @return int subscription ID
-	 */
-	public function save() {
-		parent::save();
-		$this->status_transition();
-		return $this->get_id();
-	}
-
-	/**
-	 * Activates a subscription.
-	 *
-	 * @since 1.0.19
-	 * @return int subscription ID
-	 */
-	public function activate() {
-		$status = 'trialling' == $this->get_status() ? 'trialling' : 'active';
-		$this->set_status( $status );
-		return $this->save();
-	}
+    }
+
+    /**
+     * Handle the status transition.
+     */
+    protected function status_transition() {
+        $status_transition = $this->status_transition;
+
+        // Reset status transition variable.
+        $this->status_transition = false;
+
+        if ( $status_transition ) {
+            try {
+
+                // Fire a hook for the status change.
+                do_action( 'wpinv_subscription_' . $status_transition['to'], $this->get_id(), $this, $status_transition );
+                do_action( 'getpaid_subscription_' . $status_transition['to'], $this, $status_transition );
+
+                if ( ! empty( $status_transition['from'] ) ) {
+
+                    /* translators: 1: old subscription status 2: new subscription status */
+                    $transition_note = sprintf( __( 'Subscription status changed from %1$s to %2$s.', 'invoicing' ), getpaid_get_subscription_status_label( $status_transition['from'] ), getpaid_get_subscription_status_label( $status_transition['to'] ) );
+
+                    // Note the transition occurred.
+                    $this->get_parent_payment()->add_note( $transition_note, false, false, true );
+
+                    // Fire another hook.
+                    do_action( 'getpaid_subscription_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this->get_id(), $this );
+                    do_action( 'getpaid_subscription_status_changed', $this, $status_transition['from'], $status_transition['to'] );
+
+                } else {
+                    /* translators: %s: new invoice status */
+                    $transition_note = sprintf( __( 'Subscription status set to %s.', 'invoicing' ), getpaid_get_subscription_status_label( $status_transition['to'] ) );
+
+                    // Note the transition occurred.
+                    $this->get_parent_payment()->add_note( $transition_note, false, false, true );
+
+                }
+            } catch ( Exception $e ) {
+                $this->get_parent_payment()->add_note( __( 'Error during subscription status transition.', 'invoicing' ) . ' ' . $e->getMessage() );
+            }
+        }
+
+    }
+
+    /**
+     * Save data to the database.
+     *
+     * @since 1.0.19
+     * @return int subscription ID
+     */
+    public function save() {
+        parent::save();
+        $this->status_transition();
+        return $this->get_id();
+    }
+
+    /**
+     * Activates a subscription.
+     *
+     * @since 1.0.19
+     * @return int subscription ID
+     */
+    public function activate() {
+        $status = 'trialling' == $this->get_status() ? 'trialling' : 'active';
+        $this->set_status( $status );
+        return $this->save();
+    }
 
 }

includes/class-wpinv-item.php

Indentation +759 added lines, -759 removed lines

@@ -1,6 +1,6 @@ 
 <?php
 if ( ! defined( 'ABSPATH' ) ) {
-	exit;
+    exit;
 }
 
 /**
@@ -10,30 +10,30 @@ 
 class WPInv_Item  extends GetPaid_Data {
 
     /**
-	 * Which data store to load.
-	 *
-	 * @var string
-	 */
+     * Which data store to load.
+     *
+     * @var string
+     */
     protected $data_store_name = 'item';
 
     /**
-	 * This is the name of this object type.
-	 *
-	 * @var string
-	 */
-	protected $object_type = 'item';
+     * This is the name of this object type.
+     *
+     * @var string
+     */
+    protected $object_type = 'item';
 
     /**
-	 * Item Data array. This is the core item data exposed in APIs.
-	 *
-	 * @since 1.0.19
-	 * @var array
-	 */
-	protected $data = array(
-		'parent_id'            => 0,
-		'status'               => 'draft',
-		'version'              => '',
-		'date_created'         => null,
+     * Item Data array. This is the core item data exposed in APIs.
+     *
+     * @since 1.0.19
+     * @var array
+     */
+    protected $data = array(
+        'parent_id'            => 0,
+        'status'               => 'draft',
+        'version'              => '',
+        'date_created'         => null,
         'date_modified'        => null,
         'name'                 => '',
         'description'          => '',
@@ -49,7 +49,7 @@ 
         'is_dynamic_pricing'   => null,
         'minimum_price'        => null,
         'is_recurring'         => null,
-		'is_one_time_recurring'=> null,
+        'is_one_time_recurring'=> null,
         'recurring_period'     => null,
         'recurring_interval'   => null,
         'recurring_limit'      => null,
@@ -59,13 +59,13 @@ 
     );
 
     /**
-	 * Stores meta in cache for future reads.
-	 *
-	 * A group must be set to to enable caching.
-	 *
-	 * @var string
-	 */
-	protected $cache_group = 'getpaid_items';
+     * Stores meta in cache for future reads.
+     *
+     * A group must be set to to enable caching.
+     *
+     * @var string
+     */
+    protected $cache_group = 'getpaid_items';
 
     /**
      * Stores a reference to the original WP_Post object
@@ -75,37 +75,37 @@ 
     protected $post = null;
 
     /**
-	 * Get the item if ID is passed, otherwise the item is new and empty.
-	 *
-	 * @param  int|object|WPInv_Item|WP_Post $item Item to read.
-	 */
-	public function __construct( $item = 0 ) {
-		parent::__construct( $item );
-
-		if ( ! empty( $item ) && is_numeric( $item ) && 'wpi_item' == get_post_type( $item ) ) {
-			$this->set_id( $item );
-		} elseif ( $item instanceof self ) {
-			$this->set_id( $item->get_id() );
-		} elseif ( ! empty( $item->ID ) ) {
-			$this->set_id( $item->ID );
-		} elseif ( is_scalar( $item ) && $item_id = self::get_item_id_by_field( $item, 'custom_id' ) ) {
-			$this->set_id( $item_id );
-		} elseif ( is_scalar( $item ) && $item_id = self::get_item_id_by_field( $item, 'name' ) ) {
-			$this->set_id( $item_id );
-		} else {
-			$this->set_object_read( true );
-		}
+     * Get the item if ID is passed, otherwise the item is new and empty.
+     *
+     * @param  int|object|WPInv_Item|WP_Post $item Item to read.
+     */
+    public function __construct( $item = 0 ) {
+        parent::__construct( $item );
+
+        if ( ! empty( $item ) && is_numeric( $item ) && 'wpi_item' == get_post_type( $item ) ) {
+            $this->set_id( $item );
+        } elseif ( $item instanceof self ) {
+            $this->set_id( $item->get_id() );
+        } elseif ( ! empty( $item->ID ) ) {
+            $this->set_id( $item->ID );
+        } elseif ( is_scalar( $item ) && $item_id = self::get_item_id_by_field( $item, 'custom_id' ) ) {
+            $this->set_id( $item_id );
+        } elseif ( is_scalar( $item ) && $item_id = self::get_item_id_by_field( $item, 'name' ) ) {
+            $this->set_id( $item_id );
+        } else {
+            $this->set_object_read( true );
+        }
 
         // Load the datastore.
-		$this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
+        $this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
 
-		if ( $this->get_id() > 0 ) {
+        if ( $this->get_id() > 0 ) {
             $this->post = get_post( $this->get_id() );
             $this->ID   = $this->get_id();
-			$this->data_store->read( $this );
+            $this->data_store->read( $this );
         }
 
-	}
+    }
 
     /*
 	|--------------------------------------------------------------------------
@@ -123,412 +123,412 @@ 
     */
 
     /**
-	 * Get parent item ID.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_parent_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'parent_id', $context );
+     * Get parent item ID.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_parent_id( $context = 'view' ) {
+        return (int) $this->get_prop( 'parent_id', $context );
     }
 
     /**
-	 * Get item status.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_status( $context = 'view' ) {
-		return $this->get_prop( 'status', $context );
+     * Get item status.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_status( $context = 'view' ) {
+        return $this->get_prop( 'status', $context );
     }
 
     /**
-	 * Get plugin version when the item was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_version( $context = 'view' ) {
-		return $this->get_prop( 'version', $context );
+     * Get plugin version when the item was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_version( $context = 'view' ) {
+        return $this->get_prop( 'version', $context );
     }
 
     /**
-	 * Get date when the item was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_created( $context = 'view' ) {
-		return $this->get_prop( 'date_created', $context );
+     * Get date when the item was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_created( $context = 'view' ) {
+        return $this->get_prop( 'date_created', $context );
     }
 
     /**
-	 * Get GMT date when the item was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_created_gmt( $context = 'view' ) {
+     * Get GMT date when the item was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_created_gmt( $context = 'view' ) {
         $date = $this->get_date_created( $context );
 
         if ( $date ) {
             $date = get_gmt_from_date( $date );
         }
-		return $date;
+        return $date;
     }
 
     /**
-	 * Get date when the item was last modified.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_modified( $context = 'view' ) {
-		return $this->get_prop( 'date_modified', $context );
+     * Get date when the item was last modified.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_modified( $context = 'view' ) {
+        return $this->get_prop( 'date_modified', $context );
     }
 
     /**
-	 * Get GMT date when the item was last modified.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_modified_gmt( $context = 'view' ) {
+     * Get GMT date when the item was last modified.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_modified_gmt( $context = 'view' ) {
         $date = $this->get_date_modified( $context );
 
         if ( $date ) {
             $date = get_gmt_from_date( $date );
         }
-		return $date;
+        return $date;
     }
 
     /**
-	 * Get the item name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_name( $context = 'view' ) {
-		return $this->get_prop( 'name', $context );
+     * Get the item name.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_name( $context = 'view' ) {
+        return $this->get_prop( 'name', $context );
     }
 
     /**
-	 * Alias of self::get_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_title( $context = 'view' ) {
-		return $this->get_name( $context );
+     * Alias of self::get_name().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_title( $context = 'view' ) {
+        return $this->get_name( $context );
     }
 
     /**
-	 * Get the item description.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_description( $context = 'view' ) {
-		return $this->get_prop( 'description', $context );
+     * Get the item description.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_description( $context = 'view' ) {
+        return $this->get_prop( 'description', $context );
     }
 
     /**
-	 * Alias of self::get_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_excerpt( $context = 'view' ) {
-		return $this->get_description( $context );
+     * Alias of self::get_description().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_excerpt( $context = 'view' ) {
+        return $this->get_description( $context );
     }
 
     /**
-	 * Alias of self::get_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_summary( $context = 'view' ) {
-		return $this->get_description( $context );
+     * Alias of self::get_description().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_summary( $context = 'view' ) {
+        return $this->get_description( $context );
     }
 
     /**
-	 * Get the owner of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_author( $context = 'view' ) {
-		return (int) $this->get_prop( 'author', $context );
-	}
+     * Get the owner of the item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_author( $context = 'view' ) {
+        return (int) $this->get_prop( 'author', $context );
+    }
 	
-	/**
-	 * Alias of self::get_author().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_owner( $context = 'view' ) {
-		return $this->get_author( $context );
-    }
-
-    /**
-	 * Get the price of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_price( $context = 'view' ) {
+    /**
+     * Alias of self::get_author().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_owner( $context = 'view' ) {
+        return $this->get_author( $context );
+    }
+
+    /**
+     * Get the price of the item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_price( $context = 'view' ) {
         return wpinv_sanitize_amount( $this->get_prop( 'price', $context ) );
-	}
+    }
 	
-	/**
-	 * Get the inital price of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_initial_price( $context = 'view' ) {
+    /**
+     * Get the inital price of the item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_initial_price( $context = 'view' ) {
 
-		$price = (float) $this->get_price( $context );
+        $price = (float) $this->get_price( $context );
 
-		if ( $this->has_free_trial() ) {
-			$price = 0;
-		}
+        if ( $this->has_free_trial() ) {
+            $price = 0;
+        }
 
         return wpinv_sanitize_amount( apply_filters( 'wpinv_get_initial_item_price', $price, $this ) );
     }
 
     /**
-	 * Returns a formated price.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
+     * Returns a formated price.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
     public function get_the_price() {
         return wpinv_price( $this->get_price() );
-	}
-
-	/**
-	 * Returns the formated initial price.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
+    }
+
+    /**
+     * Returns the formated initial price.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
     public function get_the_initial_price() {
         return wpinv_price( $this->get_initial_price() );
     }
 
     /**
-	 * Get the VAT rule of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_vat_rule( $context = 'view' ) {
+     * Get the VAT rule of the item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_vat_rule( $context = 'view' ) {
         return $this->get_prop( 'vat_rule', $context );
     }
 
     /**
-	 * Get the VAT class of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_vat_class( $context = 'view' ) {
+     * Get the VAT class of the item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_vat_class( $context = 'view' ) {
         return $this->get_prop( 'vat_class', $context );
     }
 
     /**
-	 * Get the type of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_type( $context = 'view' ) {
+     * Get the type of the item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_type( $context = 'view' ) {
         return $this->get_prop( 'type', $context );
     }
 
     /**
-	 * Get the custom id of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_custom_id( $context = 'view' ) {
+     * Get the custom id of the item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_custom_id( $context = 'view' ) {
         return $this->get_prop( 'custom_id', $context );
     }
 
     /**
-	 * Get the custom name of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_custom_name( $context = 'view' ) {
+     * Get the custom name of the item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_custom_name( $context = 'view' ) {
         return $this->get_prop( 'custom_name', $context );
     }
 
     /**
-	 * Get the custom singular name of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_custom_singular_name( $context = 'view' ) {
+     * Get the custom singular name of the item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_custom_singular_name( $context = 'view' ) {
         return $this->get_prop( 'custom_singular_name', $context );
     }
 
     /**
-	 * Checks if an item is editable..
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_is_editable( $context = 'view' ) {
+     * Checks if an item is editable..
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_is_editable( $context = 'view' ) {
         return (int) $this->get_prop( 'is_editable', $context );
     }
 
     /**
-	 * Alias of self::get_is_editable().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_editable( $context = 'view' ) {
-		return $this->get_is_editable( $context );
+     * Alias of self::get_is_editable().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_editable( $context = 'view' ) {
+        return $this->get_is_editable( $context );
     }
 
     /**
-	 * Checks if dynamic pricing is enabled.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_is_dynamic_pricing( $context = 'view' ) {
+     * Checks if dynamic pricing is enabled.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_is_dynamic_pricing( $context = 'view' ) {
         return (int) $this->get_prop( 'is_dynamic_pricing', $context );
     }
 
     /**
-	 * Returns the minimum price if dynamic pricing is enabled.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_minimum_price( $context = 'view' ) {
+     * Returns the minimum price if dynamic pricing is enabled.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_minimum_price( $context = 'view' ) {
         return wpinv_sanitize_amount( $this->get_prop( 'minimum_price', $context ) );
     }
 
     /**
-	 * Checks if this is a recurring item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_is_recurring( $context = 'view' ) {
+     * Checks if this is a recurring item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_is_recurring( $context = 'view' ) {
         return (int) $this->get_prop( 'is_recurring', $context );
-	}
-
-	/**
-	 * Checks if this is a one time recurring item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_is_one_time_recurring( $context = 'view' ) {
+    }
+
+    /**
+     * Checks if this is a one time recurring item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_is_one_time_recurring( $context = 'view' ) {
         return (int) $this->get_prop( 'is_one_time_recurring', $context );
-	}
+    }
 	
-	/**
-	 * Get the recurring price of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_recurring_price( $context = 'view' ) {
-		$price = $this->get_price( $context );
+    /**
+     * Get the recurring price of the item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_recurring_price( $context = 'view' ) {
+        $price = $this->get_price( $context );
         return wpinv_sanitize_amount( apply_filters( 'wpinv_get_recurring_item_price', $price, $this->ID ) );
-	}
-
-	/**
-	 * Get the formatted recurring price of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
+    }
+
+    /**
+     * Get the formatted recurring price of the item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
     public function get_the_recurring_price() {
         return wpinv_price( $this->get_recurring_price() );
-	}
-
-	/**
-	 * Get the first renewal date (in timestamps) of the item.
-	 *
-	 * @since 1.0.19
-	 * @return int
-	 */
-	public function get_first_renewal_date() {
-
-		$periods = array(
-			'D' => 'days',
-			'W' => 'weeks',
-			'M' => 'months',
-			'Y' => 'years',
-		);
-
-		$period   = $this->get_recurring_period();
-		$interval = $this->get_recurring_interval();
-
-		if ( $this->has_free_trial() ) {
-			$period   = $this->get_trial_period();
-			$interval = $this->get_trial_interval();
-		}
-
-		$period       = $periods[ $period ];
-		$interval     = empty( $interval ) ? 1 : $interval;
-		$next_renewal = strtotime( "+$interval $period", current_time( 'timestamp' ) );
+    }
+
+    /**
+     * Get the first renewal date (in timestamps) of the item.
+     *
+     * @since 1.0.19
+     * @return int
+     */
+    public function get_first_renewal_date() {
+
+        $periods = array(
+            'D' => 'days',
+            'W' => 'weeks',
+            'M' => 'months',
+            'Y' => 'years',
+        );
+
+        $period   = $this->get_recurring_period();
+        $interval = $this->get_recurring_interval();
+
+        if ( $this->has_free_trial() ) {
+            $period   = $this->get_trial_period();
+            $interval = $this->get_trial_interval();
+        }
+
+        $period       = $periods[ $period ];
+        $interval     = empty( $interval ) ? 1 : $interval;
+        $next_renewal = strtotime( "+$interval $period", current_time( 'timestamp' ) );
         return apply_filters( 'wpinv_get_first_renewal_date', $next_renewal, $this );
     }
 
     /**
-	 * Get the recurring period.
-	 *
-	 * @since 1.0.19
-	 * @param  bool $full Return abbreviation or in full.
-	 * @return string
-	 */
-	public function get_recurring_period( $full = false ) {
+     * Get the recurring period.
+     *
+     * @since 1.0.19
+     * @param  bool $full Return abbreviation or in full.
+     * @return string
+     */
+    public function get_recurring_period( $full = false ) {
         $period = $this->get_prop( 'recurring_period', 'view' );
 
         if ( $full && ! is_bool( $full ) ) {
@@ -539,63 +539,63 @@ 
     }
 
     /**
-	 * Get the recurring interval.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_recurring_interval( $context = 'view' ) {
-		$interval = absint( $this->get_prop( 'recurring_interval', $context ) );
+     * Get the recurring interval.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_recurring_interval( $context = 'view' ) {
+        $interval = absint( $this->get_prop( 'recurring_interval', $context ) );
 
-		if ( $interval < 1 ) {
-			$interval = 1;
-		}
+        if ( $interval < 1 ) {
+            $interval = 1;
+        }
 
         return $interval;
     }
 
     /**
-	 * Get the recurring limit.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_recurring_limit( $context = 'view' ) {
+     * Get the recurring limit.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_recurring_limit( $context = 'view' ) {
         return (int) $this->get_prop( 'recurring_limit', $context );
     }
 
     /**
-	 * Checks if we have a free trial.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_is_free_trial( $context = 'view' ) {
+     * Checks if we have a free trial.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_is_free_trial( $context = 'view' ) {
         return (int) $this->get_prop( 'is_free_trial', $context );
     }
 
     /**
-	 * Alias for self::get_is_free_trial().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_free_trial( $context = 'view' ) {
+     * Alias for self::get_is_free_trial().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_free_trial( $context = 'view' ) {
         return $this->get_is_free_trial( $context );
     }
 
     /**
-	 * Get the trial period.
-	 *
-	 * @since 1.0.19
-	 * @param  bool $full Return abbreviation or in full.
-	 * @return string
-	 */
-	public function get_trial_period( $full = false ) {
+     * Get the trial period.
+     *
+     * @since 1.0.19
+     * @param  bool $full Return abbreviation or in full.
+     * @return string
+     */
+    public function get_trial_period( $full = false ) {
         $period = $this->get_prop( 'trial_period', 'view' );
 
         if ( $full && ! is_bool( $full ) ) {
@@ -606,104 +606,104 @@ 
     }
 
     /**
-	 * Get the trial interval.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_trial_interval( $context = 'view' ) {
+     * Get the trial interval.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_trial_interval( $context = 'view' ) {
         return (int) $this->get_prop( 'trial_interval', $context );
-	}
+    }
 	
-	/**
-	 * Get the item's edit url.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_edit_url() {
+    /**
+     * Get the item's edit url.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_edit_url() {
         return get_edit_post_link( $this->get_id() );
-	}
-
-	/**
-	 * Given an item's name/custom id, it returns its id.
-	 *
-	 *
-	 * @static
-	 * @param string $value The item name or custom id.
-	 * @param string $field Either name or custom_id.
-	 * @param string $type in case you need to search for a given type.
-	 * @since 1.0.15
-	 * @return int
-	 */
-	public static function get_item_id_by_field( $value, $field = 'custom_id', $type = '' ) {
-
-		// Trim the value.
-		$value = sanitize_text_field( $value );
-		if ( empty( $value ) ) {
-			return 0;
-		}
+    }
+
+    /**
+     * Given an item's name/custom id, it returns its id.
+     *
+     *
+     * @static
+     * @param string $value The item name or custom id.
+     * @param string $field Either name or custom_id.
+     * @param string $type in case you need to search for a given type.
+     * @since 1.0.15
+     * @return int
+     */
+    public static function get_item_id_by_field( $value, $field = 'custom_id', $type = '' ) {
+
+        // Trim the value.
+        $value = sanitize_text_field( $value );
+        if ( empty( $value ) ) {
+            return 0;
+        }
 
         // Valid fields.
         $fields = array( 'custom_id', 'name', 'slug' );
 
-		// Ensure a field has been passed.
-		if ( empty( $field ) || ! in_array( $field, $fields ) ) {
-			return 0;
-		}
-
-		if ( $field == 'name' ) {
-			$field = 'slug';
-		}
-
-		// Maybe retrieve from the cache.
-		$item_id = wp_cache_get( $value, "getpaid_{$type}_item_{$field}s_to_item_ids" );
-		if ( ! empty( $item_id ) ) {
-			return $item_id;
-		}
-
-		// Fetch from the db.
-		$items = array();
-		if ( $field == 'slug' ) {
-			$items = get_posts(
-				array(
-					'post_type'      => 'wpi_item',
-					'name'           => $value,
-					'posts_per_page' => 1,
-					'post_status'    => 'any',
-				)
-			);
-		}
-
-		if ( $field =='custom_id' ) {
-			$items = get_posts(
-				array(
-					'post_type'      => 'wpi_item',
-					'posts_per_page' => 1,
-					'post_status'    => 'any',
-					'meta_query'     => array(
-						array(
-							'key'   => '_wpinv_type',
-                			'value' => $type,
-						),
-						array(
-							'key'   => '_wpinv_custom_id',
-                			'value' => $value,
-						)
-					)
-				)
-			);
-		}
-
-		if ( empty( $items ) ) {
-			return 0;
-		}
-
-		// Update the cache with our data
-		wp_cache_set( $value, $items[0]->ID, "getpaid_{$type}_item_{$field}s_to_item_ids" );
-
-		return $items[0]->ID;
+        // Ensure a field has been passed.
+        if ( empty( $field ) || ! in_array( $field, $fields ) ) {
+            return 0;
+        }
+
+        if ( $field == 'name' ) {
+            $field = 'slug';
+        }
+
+        // Maybe retrieve from the cache.
+        $item_id = wp_cache_get( $value, "getpaid_{$type}_item_{$field}s_to_item_ids" );
+        if ( ! empty( $item_id ) ) {
+            return $item_id;
+        }
+
+        // Fetch from the db.
+        $items = array();
+        if ( $field == 'slug' ) {
+            $items = get_posts(
+                array(
+                    'post_type'      => 'wpi_item',
+                    'name'           => $value,
+                    'posts_per_page' => 1,
+                    'post_status'    => 'any',
+                )
+            );
+        }
+
+        if ( $field =='custom_id' ) {
+            $items = get_posts(
+                array(
+                    'post_type'      => 'wpi_item',
+                    'posts_per_page' => 1,
+                    'post_status'    => 'any',
+                    'meta_query'     => array(
+                        array(
+                            'key'   => '_wpinv_type',
+                            'value' => $type,
+                        ),
+                        array(
+                            'key'   => '_wpinv_custom_id',
+                            'value' => $value,
+                        )
+                    )
+                )
+            );
+        }
+
+        if ( empty( $items ) ) {
+            return 0;
+        }
+
+        // Update the cache with our data
+        wp_cache_set( $value, $items[0]->ID, "getpaid_{$type}_item_{$field}s_to_item_ids" );
+
+        return $items[0]->ID;
     }
 
     /**
@@ -736,52 +736,52 @@ 
     */
 
     /**
-	 * Set parent order ID.
-	 *
-	 * @since 1.0.19
-	 */
-	public function set_parent_id( $value ) {
-		if ( $value && ( $value === $this->get_id() || ! get_post( $value ) ) ) {
-			return;
-		}
-		$this->set_prop( 'parent_id', absint( $value ) );
-	}
-
-    /**
-	 * Sets item status.
-	 *
-	 * @since 1.0.19
-	 * @param  string $status New status.
-	 * @return array details of change.
-	 */
-	public function set_status( $status ) {
+     * Set parent order ID.
+     *
+     * @since 1.0.19
+     */
+    public function set_parent_id( $value ) {
+        if ( $value && ( $value === $this->get_id() || ! get_post( $value ) ) ) {
+            return;
+        }
+        $this->set_prop( 'parent_id', absint( $value ) );
+    }
+
+    /**
+     * Sets item status.
+     *
+     * @since 1.0.19
+     * @param  string $status New status.
+     * @return array details of change.
+     */
+    public function set_status( $status ) {
         $old_status = $this->get_status();
 
         $this->set_prop( 'status', $status );
 
-		return array(
-			'from' => $old_status,
-			'to'   => $status,
-		);
+        return array(
+            'from' => $old_status,
+            'to'   => $status,
+        );
     }
 
     /**
-	 * Set plugin version when the item was created.
-	 *
-	 * @since 1.0.19
-	 */
-	public function set_version( $value ) {
-		$this->set_prop( 'version', $value );
+     * Set plugin version when the item was created.
+     *
+     * @since 1.0.19
+     */
+    public function set_version( $value ) {
+        $this->set_prop( 'version', $value );
     }
 
     /**
-	 * Set date when the item was created.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Value to set.
+     * Set date when the item was created.
+     *
+     * @since 1.0.19
+     * @param string $value Value to set.
      * @return bool Whether or not the date was set.
-	 */
-	public function set_date_created( $value ) {
+     */
+    public function set_date_created( $value ) {
         $date = strtotime( $value );
 
         if ( $date ) {
@@ -794,13 +794,13 @@ 
     }
 
     /**
-	 * Set date when the item was last modified.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Value to set.
+     * Set date when the item was last modified.
+     *
+     * @since 1.0.19
+     * @param string $value Value to set.
      * @return bool Whether or not the date was set.
-	 */
-	public function set_date_modified( $value ) {
+     */
+    public function set_date_modified( $value ) {
         $date = strtotime( $value );
 
         if ( $date ) {
@@ -813,115 +813,115 @@ 
     }
 
     /**
-	 * Set the item name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New name.
-	 */
-	public function set_name( $value ) {
+     * Set the item name.
+     *
+     * @since 1.0.19
+     * @param  string $value New name.
+     */
+    public function set_name( $value ) {
         $name = sanitize_text_field( $value );
-		$this->set_prop( 'name', $name );
+        $this->set_prop( 'name', $name );
     }
 
     /**
-	 * Alias of self::set_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New name.
-	 */
-	public function set_title( $value ) {
-		$this->set_name( $value );
+     * Alias of self::set_name().
+     *
+     * @since 1.0.19
+     * @param  string $value New name.
+     */
+    public function set_title( $value ) {
+        $this->set_name( $value );
     }
 
     /**
-	 * Set the item description.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New description.
-	 */
-	public function set_description( $value ) {
-		$description = wp_kses_post( $value );
-		return $this->set_prop( 'description', $description );
+     * Set the item description.
+     *
+     * @since 1.0.19
+     * @param  string $value New description.
+     */
+    public function set_description( $value ) {
+        $description = wp_kses_post( $value );
+        return $this->set_prop( 'description', $description );
     }
 
     /**
-	 * Alias of self::set_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New description.
-	 */
-	public function set_excerpt( $value ) {
-		$this->set_description( $value );
+     * Alias of self::set_description().
+     *
+     * @since 1.0.19
+     * @param  string $value New description.
+     */
+    public function set_excerpt( $value ) {
+        $this->set_description( $value );
     }
 
     /**
-	 * Alias of self::set_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New description.
-	 */
-	public function set_summary( $value ) {
-		$this->set_description( $value );
+     * Alias of self::set_description().
+     *
+     * @since 1.0.19
+     * @param  string $value New description.
+     */
+    public function set_summary( $value ) {
+        $this->set_description( $value );
     }
 
     /**
-	 * Set the owner of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value New author.
-	 */
-	public function set_author( $value ) {
-		$this->set_prop( 'author', (int) $value );
-	}
+     * Set the owner of the item.
+     *
+     * @since 1.0.19
+     * @param  int $value New author.
+     */
+    public function set_author( $value ) {
+        $this->set_prop( 'author', (int) $value );
+    }
 	
-	/**
-	 * Alias of self::set_author().
-	 *
-	 * @since 1.0.19
-	 * @param  int $value New author.
-	 */
-	public function set_owner( $value ) {
-		$this->set_author( $value );
-    }
-
-    /**
-	 * Set the price of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value New price.
-	 */
-	public function set_price( $value ) {
+    /**
+     * Alias of self::set_author().
+     *
+     * @since 1.0.19
+     * @param  int $value New author.
+     */
+    public function set_owner( $value ) {
+        $this->set_author( $value );
+    }
+
+    /**
+     * Set the price of the item.
+     *
+     * @since 1.0.19
+     * @param  float $value New price.
+     */
+    public function set_price( $value ) {
         $this->set_prop( 'price', (float) wpinv_sanitize_amount( $value ) );
     }
 
     /**
-	 * Set the VAT rule of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value new rule.
-	 */
-	public function set_vat_rule( $value ) {
+     * Set the VAT rule of the item.
+     *
+     * @since 1.0.19
+     * @param  string $value new rule.
+     */
+    public function set_vat_rule( $value ) {
         $this->set_prop( 'vat_rule', $value );
     }
 
     /**
-	 * Set the VAT class of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value new class.
-	 */
-	public function set_vat_class( $value ) {
+     * Set the VAT class of the item.
+     *
+     * @since 1.0.19
+     * @param  string $value new class.
+     */
+    public function set_vat_class( $value ) {
         $this->set_prop( 'vat_class', $value );
     }
 
     /**
-	 * Set the type of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value new item type.
-	 * @return string
-	 */
-	public function set_type( $value ) {
+     * Set the type of the item.
+     *
+     * @since 1.0.19
+     * @param  string $value new item type.
+     * @return string
+     */
+    public function set_type( $value ) {
 
         if ( empty( $value ) ) {
             $value = 'custom';
@@ -931,142 +931,142 @@ 
     }
 
     /**
-	 * Set the custom id of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value new custom id.
-	 */
-	public function set_custom_id( $value ) {
+     * Set the custom id of the item.
+     *
+     * @since 1.0.19
+     * @param  string $value new custom id.
+     */
+    public function set_custom_id( $value ) {
         $this->set_prop( 'custom_id', $value );
     }
 
     /**
-	 * Set the custom name of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value new custom name.
-	 */
-	public function set_custom_name( $value ) {
+     * Set the custom name of the item.
+     *
+     * @since 1.0.19
+     * @param  string $value new custom name.
+     */
+    public function set_custom_name( $value ) {
         $this->set_prop( 'custom_name', $value );
     }
 
     /**
-	 * Set the custom singular name of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value new custom singular name.
-	 */
-	public function set_custom_singular_name( $value ) {
+     * Set the custom singular name of the item.
+     *
+     * @since 1.0.19
+     * @param  string $value new custom singular name.
+     */
+    public function set_custom_singular_name( $value ) {
         $this->set_prop( 'custom_singular_name', $value );
     }
 
     /**
-	 * Sets if an item is editable..
-	 *
-	 * @since 1.0.19
-	 * @param  int|bool $value whether or not the item is editable.
-	 */
-	public function set_is_editable( $value ) {
-		$this->set_prop( 'is_editable', (int) $value );
+     * Sets if an item is editable..
+     *
+     * @since 1.0.19
+     * @param  int|bool $value whether or not the item is editable.
+     */
+    public function set_is_editable( $value ) {
+        $this->set_prop( 'is_editable', (int) $value );
     }
 
     /**
-	 * Sets if dynamic pricing is enabled.
-	 *
-	 * @since 1.0.19
-	 * @param  int|bool $value whether or not dynamic pricing is allowed.
-	 */
-	public function set_is_dynamic_pricing( $value ) {
+     * Sets if dynamic pricing is enabled.
+     *
+     * @since 1.0.19
+     * @param  int|bool $value whether or not dynamic pricing is allowed.
+     */
+    public function set_is_dynamic_pricing( $value ) {
         $this->set_prop( 'is_dynamic_pricing', (int) $value );
     }
 
     /**
-	 * Sets the minimum price if dynamic pricing is enabled.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value minimum price.
-	 */
-	public function set_minimum_price( $value ) {
+     * Sets the minimum price if dynamic pricing is enabled.
+     *
+     * @since 1.0.19
+     * @param  float $value minimum price.
+     */
+    public function set_minimum_price( $value ) {
         $this->set_prop( 'minimum_price',  (float) wpinv_sanitize_amount( $value ) );
     }
 
     /**
-	 * Sets if this is a recurring item.
-	 *
-	 * @since 1.0.19
-	 * @param  int|bool $value whether or not dynamic pricing is allowed.
-	 */
-	public function set_is_recurring( $value ) {
+     * Sets if this is a recurring item.
+     *
+     * @since 1.0.19
+     * @param  int|bool $value whether or not dynamic pricing is allowed.
+     */
+    public function set_is_recurring( $value ) {
         $this->set_prop( 'is_recurring', (int) $value );
     }
 
-	/**
-	 * Sets if this is a recurring item.
-	 *
-	 * @since 1.0.19
-	 * @param  int|bool $value whether or not dynamic pricing is allowed.
-	 */
-	public function set_is_one_time_recurring( $value ) {
+    /**
+     * Sets if this is a recurring item.
+     *
+     * @since 1.0.19
+     * @param  int|bool $value whether or not dynamic pricing is allowed.
+     */
+    public function set_is_one_time_recurring( $value ) {
         $this->set_prop( 'is_one_time_recurring', (int) $value );
     }
 
     /**
-	 * Set the recurring period.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value new period.
-	 */
-	public function set_recurring_period( $value ) {
+     * Set the recurring period.
+     *
+     * @since 1.0.19
+     * @param  string $value new period.
+     */
+    public function set_recurring_period( $value ) {
         $this->set_prop( 'recurring_period', $value );
     }
 
     /**
-	 * Set the recurring interval.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value recurring interval.
-	 */
-	public function set_recurring_interval( $value ) {
+     * Set the recurring interval.
+     *
+     * @since 1.0.19
+     * @param  int $value recurring interval.
+     */
+    public function set_recurring_interval( $value ) {
         return $this->set_prop( 'recurring_interval', (int) $value );
     }
 
     /**
-	 * Get the recurring limit.
-	 * @since 1.0.19
-	 * @param  int $value The recurring limit.
-	 * @return int
-	 */
-	public function set_recurring_limit( $value ) {
+     * Get the recurring limit.
+     * @since 1.0.19
+     * @param  int $value The recurring limit.
+     * @return int
+     */
+    public function set_recurring_limit( $value ) {
         $this->set_prop( 'recurring_limit', (int) $value );
     }
 
     /**
-	 * Checks if we have a free trial.
-	 *
-	 * @since 1.0.19
-	 * @param  int|bool $value whether or not it has a free trial.
-	 */
-	public function set_is_free_trial( $value ) {
+     * Checks if we have a free trial.
+     *
+     * @since 1.0.19
+     * @param  int|bool $value whether or not it has a free trial.
+     */
+    public function set_is_free_trial( $value ) {
         $this->set_prop( 'is_free_trial', (int) $value );
     }
 
     /**
-	 * Set the trial period.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value trial period.
-	 */
-	public function set_trial_period( $value ) {
+     * Set the trial period.
+     *
+     * @since 1.0.19
+     * @param  string $value trial period.
+     */
+    public function set_trial_period( $value ) {
         $this->set_prop( 'trial_period', $value );
     }
 
     /**
-	 * Set the trial interval.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value trial interval.
-	 */
-	public function set_trial_interval( $value ) {
+     * Set the trial interval.
+     *
+     * @since 1.0.19
+     * @param  int $value trial interval.
+     */
+    public function set_trial_interval( $value ) {
         $this->set_prop( 'trial_interval', $value );
     }
 
@@ -1074,17 +1074,17 @@ 
      * Create an item. For backwards compatibilty.
      * 
      * @deprecated
-	 * @return int item id
+     * @return int item id
      */
     public function create( $data = array() ) {
 
-		// Set the properties.
-		if ( is_array( $data ) ) {
-			$this->set_props( $data );
-		}
+        // Set the properties.
+        if ( is_array( $data ) ) {
+            $this->set_props( $data );
+        }
 
-		// Save the item.
-		return $this->save();
+        // Save the item.
+        return $this->save();
 
     }
 
@@ -1092,7 +1092,7 @@ 
      * Updates an item. For backwards compatibilty.
      * 
      * @deprecated
-	 * @return int item id
+     * @return int item id
      */
     public function update( $data = array() ) {
         return $this->create( $data );
@@ -1108,103 +1108,103 @@ 
 	*/
 
     /**
-	 * Checks whether the item has enabled dynamic pricing.
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
-	public function user_can_set_their_price() {
+     * Checks whether the item has enabled dynamic pricing.
+     *
+     * @since 1.0.19
+     * @return bool
+     */
+    public function user_can_set_their_price() {
         return (bool) $this->get_is_dynamic_pricing();
-	}
+    }
 	
-	/**
-	 * Checks whether the item is one time recurring.
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
-	public function is_one_time_recurring() {
+    /**
+     * Checks whether the item is one time recurring.
+     *
+     * @since 1.0.19
+     * @return bool
+     */
+    public function is_one_time_recurring() {
         return (bool) $this->get_is_one_time_recurring();
     }
 
-	/**
-	 * Checks whether the item is recurring.
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
-	public function is_recurring() {
+    /**
+     * Checks whether the item is recurring.
+     *
+     * @since 1.0.19
+     * @return bool
+     */
+    public function is_recurring() {
         return (bool) $this->get_is_recurring();
     } 
 
     /**
-	 * Checks whether the item has a free trial.
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
+     * Checks whether the item has a free trial.
+     *
+     * @since 1.0.19
+     * @return bool
+     */
     public function has_free_trial() {
         $has_trial = $this->is_recurring() && (bool) $this->get_free_trial() ? true : false;
         return (bool) apply_filters( 'wpinv_item_has_free_trial', $has_trial, $this->ID, $this );
     }
 
     /**
-	 * Checks whether the item is free.
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
+     * Checks whether the item is free.
+     *
+     * @since 1.0.19
+     * @return bool
+     */
     public function is_free() {
         $is_free   = $this->get_price() == 0;
         return (bool) apply_filters( 'wpinv_is_free_item', $is_free, $this->ID, $this );
     }
 
     /**
-	 * Checks the item status against a passed in status.
-	 *
-	 * @param array|string $status Status to check.
-	 * @return bool
-	 */
-	public function has_status( $status ) {
-		$has_status = ( is_array( $status ) && in_array( $this->get_status(), $status, true ) ) || $this->get_status() === $status;
-		return (bool) apply_filters( 'getpaid_item_has_status', $has_status, $this, $status );
+     * Checks the item status against a passed in status.
+     *
+     * @param array|string $status Status to check.
+     * @return bool
+     */
+    public function has_status( $status ) {
+        $has_status = ( is_array( $status ) && in_array( $this->get_status(), $status, true ) ) || $this->get_status() === $status;
+        return (bool) apply_filters( 'getpaid_item_has_status', $has_status, $this, $status );
     }
 
     /**
-	 * Checks the item type against a passed in types.
-	 *
-	 * @param array|string $type Type to check.
-	 * @return bool
-	 */
-	public function is_type( $type ) {
-		$is_type = ( is_array( $type ) && in_array( $this->get_type(), $type, true ) ) || $this->get_type() === $type;
-		return (bool) apply_filters( 'getpaid_item_is_type', $is_type, $this, $type );
-	}
+     * Checks the item type against a passed in types.
+     *
+     * @param array|string $type Type to check.
+     * @return bool
+     */
+    public function is_type( $type ) {
+        $is_type = ( is_array( $type ) && in_array( $this->get_type(), $type, true ) ) || $this->get_type() === $type;
+        return (bool) apply_filters( 'getpaid_item_is_type', $is_type, $this, $type );
+    }
 
     /**
-	 * Checks whether the item is editable.
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
+     * Checks whether the item is editable.
+     *
+     * @since 1.0.19
+     * @return bool
+     */
     public function is_editable() {
         $is_editable = $this->get_is_editable();
         return (bool) apply_filters( 'wpinv_item_is_editable', $is_editable, $this->ID, $this );
-	}
+    }
 
-	/**
-	 * Returns an array of cart fees.
-	 */
-	public function get_fees() {
+    /**
+     * Returns an array of cart fees.
+     */
+    public function get_fees() {
         return array();
     }
 
     /**
-	 * Checks whether the item is purchasable.
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
+     * Checks whether the item is purchasable.
+     *
+     * @since 1.0.19
+     * @return bool
+     */
     public function can_purchase() {
         $can_purchase = $this->exists();
 
@@ -1216,11 +1216,11 @@ 
     }
 
     /**
-	 * Checks whether the item supports dynamic pricing.
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
+     * Checks whether the item supports dynamic pricing.
+     *
+     * @since 1.0.19
+     * @return bool
+     */
     public function supports_dynamic_pricing() {
         return (bool) apply_filters( 'wpinv_item_supports_dynamic_pricing', true, $this );
     }

includes/data/item-schema.php

Indentation +235 added lines, -235 removed lines

@@ -13,240 +13,240 @@
 
 return array(
 
-	'id'              => array(
-		'description' => __( 'Unique identifier for the item.', 'invoicing' ),
-		'type'        => 'integer',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'readonly'    => true,
-	),
-
-	'parent_id'       => array(
-		'description' => __( 'Parent item ID.', 'invoicing' ),
-		'type'        => 'integer',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'default'     => 0,
-	),
-
-	'status'          => array(
-		'description' => __( 'A named status for the item.', 'invoicing' ),
-		'type'        => 'string',
-		'enum'        => array( 'draft', 'pending', 'publish' ),
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'default'     => 'draft',
-	),
-
-	'version'         => array(
-		'description' => __( 'Plugin version when the item was created.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit' ),
-		'readonly'    => true,
-	),
-
-	'date_created'    => array(
-		'description' => __( "The date the item was created, in the site's timezone.", 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-	),
-
-	'date_created_gmt'    => array(
-		'description' => __( 'The GMT date the item was created.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'readonly'    => true,
-	),
-
-	'date_modified'   => array(
-		'description' => __( "The date the item was last modified, in the site's timezone.", 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'readonly'    => true,
-	),
-
-	'date_modified_gmt'    => array(
-		'description' => __( 'The GMT date the item was last modified.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'readonly'    => true,
-	),
-
-	'name'			  => array(
-		'description' => __( "The item's name.", 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'required'    => true,
-	),
-
-	'description'     => array(
-		'description' => __( "The item's description.", 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-	),
-
-	'owner'           => array(
-		'description' => __( 'The owner of the item (user id).', 'invoicing' ),
-		'type'        => 'integer',
-		'context'     => array( 'view', 'edit', 'embed' ),
-	),
-
-	'price'           => array(
-		'description' => __( 'The price of the item.', 'invoicing' ),
-		'type'        => 'number',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'required'    => true,
-	),
-
-	'the_price'       => array(
-		'description' => __( 'The formatted price of the item.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'readonly'    => true,
-	),
-
-	'type'       => array(
-		'description' => __( 'The item type.', 'invoicing' ),
-		'type'        => 'string',
-		'enum'        => wpinv_item_types(),
-		'default'     => 'custom',
-		'context'     => array( 'view', 'edit', 'embed' ),
-	),
-
-	'vat_rule'       => array(
-		'description' => __( 'VAT rule applied to the item.', 'invoicing' ),
-		'type'        => 'string',
-		'enum'        => array_keys( getpaid_get_tax_rules() ),
-		'context'     => array( 'view', 'edit', 'embed' ),
-	),
-
-	'vat_class'       => array(
-		'description' => __( 'VAT class for the item.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'enum'        => array_keys( getpaid_get_tax_classes() ),
-	),
-
-	'custom_id'       => array(
-		'description' => __( 'Custom id for the item.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-	),
+    'id'              => array(
+        'description' => __( 'Unique identifier for the item.', 'invoicing' ),
+        'type'        => 'integer',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'readonly'    => true,
+    ),
+
+    'parent_id'       => array(
+        'description' => __( 'Parent item ID.', 'invoicing' ),
+        'type'        => 'integer',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'default'     => 0,
+    ),
+
+    'status'          => array(
+        'description' => __( 'A named status for the item.', 'invoicing' ),
+        'type'        => 'string',
+        'enum'        => array( 'draft', 'pending', 'publish' ),
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'default'     => 'draft',
+    ),
+
+    'version'         => array(
+        'description' => __( 'Plugin version when the item was created.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit' ),
+        'readonly'    => true,
+    ),
+
+    'date_created'    => array(
+        'description' => __( "The date the item was created, in the site's timezone.", 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+    ),
+
+    'date_created_gmt'    => array(
+        'description' => __( 'The GMT date the item was created.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'readonly'    => true,
+    ),
+
+    'date_modified'   => array(
+        'description' => __( "The date the item was last modified, in the site's timezone.", 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'readonly'    => true,
+    ),
+
+    'date_modified_gmt'    => array(
+        'description' => __( 'The GMT date the item was last modified.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'readonly'    => true,
+    ),
+
+    'name'			  => array(
+        'description' => __( "The item's name.", 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'required'    => true,
+    ),
+
+    'description'     => array(
+        'description' => __( "The item's description.", 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+    ),
+
+    'owner'           => array(
+        'description' => __( 'The owner of the item (user id).', 'invoicing' ),
+        'type'        => 'integer',
+        'context'     => array( 'view', 'edit', 'embed' ),
+    ),
+
+    'price'           => array(
+        'description' => __( 'The price of the item.', 'invoicing' ),
+        'type'        => 'number',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'required'    => true,
+    ),
+
+    'the_price'       => array(
+        'description' => __( 'The formatted price of the item.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'readonly'    => true,
+    ),
+
+    'type'       => array(
+        'description' => __( 'The item type.', 'invoicing' ),
+        'type'        => 'string',
+        'enum'        => wpinv_item_types(),
+        'default'     => 'custom',
+        'context'     => array( 'view', 'edit', 'embed' ),
+    ),
+
+    'vat_rule'       => array(
+        'description' => __( 'VAT rule applied to the item.', 'invoicing' ),
+        'type'        => 'string',
+        'enum'        => array_keys( getpaid_get_tax_rules() ),
+        'context'     => array( 'view', 'edit', 'embed' ),
+    ),
+
+    'vat_class'       => array(
+        'description' => __( 'VAT class for the item.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'enum'        => array_keys( getpaid_get_tax_classes() ),
+    ),
+
+    'custom_id'       => array(
+        'description' => __( 'Custom id for the item.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+    ),
 	
-	'custom_name'       => array(
-		'description' => __( 'Custom name for the item.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-	),
-
-	'custom_singular_name'       => array(
-		'description' => __( 'Custom singular name for the item.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-	),
-
-	'is_dynamic_pricing'     => array(
-		'description' => __( 'Whether or not customers can enter their own prices when checking out.', 'invoicing' ),
-		'type'        => 'integer',
-		'enum'        => array( 0, 1 ),
-		'context'     => array( 'view', 'edit', 'embed' ),
-	),
-
-	'minimum_price'   => array(
-		'description' => __( 'For dynamic prices, this is the minimum price that a user can set.', 'invoicing' ),
-		'type'        => 'number',
-		'context'     => array( 'view', 'edit', 'embed' ),
-	),
-
-	'is_one_time_recurring'        => array(
-		'description' => __( 'Whether or not this is a one time subscription item.', 'invoicing' ),
-		'type'        => 'integer',
-		'enum'        => array( 0, 1 ),
-		'context'     => array( 'view', 'edit', 'embed' ),
-	), 
-
-	'is_recurring'        => array(
-		'description' => __( 'Whether or not this is a subscription item.', 'invoicing' ),
-		'type'        => 'integer',
-		'enum'        => array( 0, 1 ),
-		'context'     => array( 'view', 'edit', 'embed' ),
-	),
-
-	'initial_price'   => array(
-		'description' => __( 'The initial price of the item.', 'invoicing' ),
-		'type'        => 'number',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'readonly'    => true,
-	),
-
-	'the_initial_price'       => array(
-		'description' => __( 'The formatted initial price of the item.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'readonly'    => true,
-	),
-
-	'recurring_price' => array(
-		'description' => __( 'The recurring price of the item.', 'invoicing' ),
-		'type'        => 'number',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'readonly'    => true,
-	),
-
-	'the_recurring_price'       => array(
-		'description' => __( 'The formatted recurring price of the item.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'readonly'    => true,
-	),
-
-	'recurring_period'        => array(
-		'description' => __( 'The recurring period for a recurring item.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'enum'        => array( 'D', 'W', 'M', 'Y' ),
-	),
-
-	'recurring_interval'        => array(
-		'description' => __( 'The recurring interval for a subscription item.', 'invoicing' ),
-		'type'        => 'integer',
-		'context'     => array( 'view', 'edit', 'embed' ),
-	),
-
-	'recurring_limit' => array(
-		'description' => __( 'The maximum number of renewals for a subscription item.', 'invoicing' ),
-		'type'        => 'integer',
-		'context'     => array( 'view', 'edit', 'embed' ),
-	),
-
-	'is_free_trial'   => array(
-		'description' => __( 'Whether the item has a free trial period.', 'invoicing' ),
-		'type'        => 'integer',
-		'enum'        => array( 0, 1 ),
-		'context'     => array( 'view', 'edit', 'embed' ),
-	),
-
-	'trial_period'    => array(
-		'description' => __( 'The trial period.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'enum'        => array( 'D', 'W', 'M', 'Y' ),
-	),
-
-	'trial_interval'  => array(
-		'description' => __( 'The trial interval.', 'invoicing' ),
-		'type'        => 'integer',
-		'context'     => array( 'view', 'edit', 'embed' ),
-	),
-
-	'first_renewal_date'       => array(
-		'description' => __( 'The first renewal date in case the item was to be bought today.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'readonly'    => true,
-	),
-
-	'edit_url'        => array(
-		'description' => __( 'The URL to edit an item.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'readonly'    => true,
-	),
+    'custom_name'       => array(
+        'description' => __( 'Custom name for the item.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+    ),
+
+    'custom_singular_name'       => array(
+        'description' => __( 'Custom singular name for the item.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+    ),
+
+    'is_dynamic_pricing'     => array(
+        'description' => __( 'Whether or not customers can enter their own prices when checking out.', 'invoicing' ),
+        'type'        => 'integer',
+        'enum'        => array( 0, 1 ),
+        'context'     => array( 'view', 'edit', 'embed' ),
+    ),
+
+    'minimum_price'   => array(
+        'description' => __( 'For dynamic prices, this is the minimum price that a user can set.', 'invoicing' ),
+        'type'        => 'number',
+        'context'     => array( 'view', 'edit', 'embed' ),
+    ),
+
+    'is_one_time_recurring'        => array(
+        'description' => __( 'Whether or not this is a one time subscription item.', 'invoicing' ),
+        'type'        => 'integer',
+        'enum'        => array( 0, 1 ),
+        'context'     => array( 'view', 'edit', 'embed' ),
+    ), 
+
+    'is_recurring'        => array(
+        'description' => __( 'Whether or not this is a subscription item.', 'invoicing' ),
+        'type'        => 'integer',
+        'enum'        => array( 0, 1 ),
+        'context'     => array( 'view', 'edit', 'embed' ),
+    ),
+
+    'initial_price'   => array(
+        'description' => __( 'The initial price of the item.', 'invoicing' ),
+        'type'        => 'number',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'readonly'    => true,
+    ),
+
+    'the_initial_price'       => array(
+        'description' => __( 'The formatted initial price of the item.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'readonly'    => true,
+    ),
+
+    'recurring_price' => array(
+        'description' => __( 'The recurring price of the item.', 'invoicing' ),
+        'type'        => 'number',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'readonly'    => true,
+    ),
+
+    'the_recurring_price'       => array(
+        'description' => __( 'The formatted recurring price of the item.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'readonly'    => true,
+    ),
+
+    'recurring_period'        => array(
+        'description' => __( 'The recurring period for a recurring item.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'enum'        => array( 'D', 'W', 'M', 'Y' ),
+    ),
+
+    'recurring_interval'        => array(
+        'description' => __( 'The recurring interval for a subscription item.', 'invoicing' ),
+        'type'        => 'integer',
+        'context'     => array( 'view', 'edit', 'embed' ),
+    ),
+
+    'recurring_limit' => array(
+        'description' => __( 'The maximum number of renewals for a subscription item.', 'invoicing' ),
+        'type'        => 'integer',
+        'context'     => array( 'view', 'edit', 'embed' ),
+    ),
+
+    'is_free_trial'   => array(
+        'description' => __( 'Whether the item has a free trial period.', 'invoicing' ),
+        'type'        => 'integer',
+        'enum'        => array( 0, 1 ),
+        'context'     => array( 'view', 'edit', 'embed' ),
+    ),
+
+    'trial_period'    => array(
+        'description' => __( 'The trial period.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'enum'        => array( 'D', 'W', 'M', 'Y' ),
+    ),
+
+    'trial_interval'  => array(
+        'description' => __( 'The trial interval.', 'invoicing' ),
+        'type'        => 'integer',
+        'context'     => array( 'view', 'edit', 'embed' ),
+    ),
+
+    'first_renewal_date'       => array(
+        'description' => __( 'The first renewal date in case the item was to be bought today.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'readonly'    => true,
+    ),
+
+    'edit_url'        => array(
+        'description' => __( 'The URL to edit an item.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'readonly'    => true,
+    ),
 );

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

Indentation +211 added lines, -211 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 if ( ! defined( 'ABSPATH' ) ) {
-	exit;
+    exit;
 }
 
 /**
@@ -14,230 +14,230 @@ 
  */
 class GetPaid_Item_Data_Store extends GetPaid_Data_Store_WP {
 
-	/**
-	 * Data stored in meta keys, but not considered "meta" for an item.
-	 *
-	 * @since 1.0.19
-	 * @var array
-	 */
-	protected $internal_meta_keys = array(
-		'_wpinv_price',
-		'_wpinv_vat_rule',
-		'_wpinv_vat_class',
-		'_wpinv_type',
-		'_wpinv_custom_id',
-		'_wpinv_custom_name',
-		'_wpinv_custom_singular_name',
-		'_wpinv_editable',
-		'_wpinv_dynamic_pricing',
-		'_minimum_price',  
-		'_wpinv_is_recurring',
-		'_wpinv_is_one_time_recurring',
-		'_wpinv_recurring_period',
-		'_wpinv_recurring_interval',
-		'_wpinv_recurring_limit', 
-		'_wpinv_free_trial',
-		'_wpinv_trial_period',
-		'_wpinv_trial_interval'
-	);
-
-	/**
-	 * A map of meta keys to data props.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @var array
-	 */
-	protected $meta_key_to_props = array(
-		'_wpinv_price'                => 'price',
-		'_wpinv_vat_rule'             => 'vat_rule',
-		'_wpinv_vat_class'            => 'vat_class',
-		'_wpinv_type'                 => 'type',
-		'_wpinv_custom_id'            => 'custom_id',
-		'_wpinv_custom_name'          => 'custom_name',
-		'_wpinv_custom_singular_name' => 'custom_singular_name',
-		'_wpinv_editable'             => 'is_editable',
-		'_wpinv_dynamic_pricing'      => 'is_dynamic_pricing',
-		'_minimum_price'              => 'minimum_price',
-		'_wpinv_custom_name'          => 'custom_name',
-		'_wpinv_is_recurring'         => 'is_recurring',
-		'_wpinv_is_one_time_recurring'=> 'is_one_time_recurring',
-		'_wpinv_recurring_period'     => 'recurring_period',
-		'_wpinv_recurring_interval'   => 'recurring_interval',
-		'_wpinv_recurring_limit'      => 'recurring_limit',
-		'_wpinv_free_trial'           => 'is_free_trial',
-		'_wpinv_trial_period'         => 'trial_period',
-		'_wpinv_trial_interval'       => 'trial_interval',
-		'_wpinv_version'              => 'version',
-	);
-
-	/*
+    /**
+     * Data stored in meta keys, but not considered "meta" for an item.
+     *
+     * @since 1.0.19
+     * @var array
+     */
+    protected $internal_meta_keys = array(
+        '_wpinv_price',
+        '_wpinv_vat_rule',
+        '_wpinv_vat_class',
+        '_wpinv_type',
+        '_wpinv_custom_id',
+        '_wpinv_custom_name',
+        '_wpinv_custom_singular_name',
+        '_wpinv_editable',
+        '_wpinv_dynamic_pricing',
+        '_minimum_price',  
+        '_wpinv_is_recurring',
+        '_wpinv_is_one_time_recurring',
+        '_wpinv_recurring_period',
+        '_wpinv_recurring_interval',
+        '_wpinv_recurring_limit', 
+        '_wpinv_free_trial',
+        '_wpinv_trial_period',
+        '_wpinv_trial_interval'
+    );
+
+    /**
+     * A map of meta keys to data props.
+     *
+     * @since 1.0.19
+     *
+     * @var array
+     */
+    protected $meta_key_to_props = array(
+        '_wpinv_price'                => 'price',
+        '_wpinv_vat_rule'             => 'vat_rule',
+        '_wpinv_vat_class'            => 'vat_class',
+        '_wpinv_type'                 => 'type',
+        '_wpinv_custom_id'            => 'custom_id',
+        '_wpinv_custom_name'          => 'custom_name',
+        '_wpinv_custom_singular_name' => 'custom_singular_name',
+        '_wpinv_editable'             => 'is_editable',
+        '_wpinv_dynamic_pricing'      => 'is_dynamic_pricing',
+        '_minimum_price'              => 'minimum_price',
+        '_wpinv_custom_name'          => 'custom_name',
+        '_wpinv_is_recurring'         => 'is_recurring',
+        '_wpinv_is_one_time_recurring'=> 'is_one_time_recurring',
+        '_wpinv_recurring_period'     => 'recurring_period',
+        '_wpinv_recurring_interval'   => 'recurring_interval',
+        '_wpinv_recurring_limit'      => 'recurring_limit',
+        '_wpinv_free_trial'           => 'is_free_trial',
+        '_wpinv_trial_period'         => 'trial_period',
+        '_wpinv_trial_interval'       => 'trial_interval',
+        '_wpinv_version'              => 'version',
+    );
+
+    /*
 	|--------------------------------------------------------------------------
 	| CRUD Methods
 	|--------------------------------------------------------------------------
 	*/
 
-	/**
-	 * Method to create a new item in the database.
-	 *
-	 * @param WPInv_Item $item Item object.
-	 */
-	public function create( &$item ) {
-		$item->set_version( WPINV_VERSION );
-		$item->set_date_created( current_time('mysql') );
-
-		// Create a new post.
-		$id = wp_insert_post(
-			apply_filters(
-				'getpaid_new_item_data',
-				array(
-					'post_date'     => $item->get_date_created( 'edit' ),
-					'post_type'     => 'wpi_item',
-					'post_status'   => $this->get_post_status( $item ),
-					'ping_status'   => 'closed',
-					'post_author'   => $item->get_author( 'edit' ),
-					'post_title'    => $item->get_name( 'edit' ),
-					'post_parent'   => 0,
-					'post_excerpt'  => $item->get_description( 'edit' ),
-				)
-			),
-			true
-		);
-
-		if ( $id && ! is_wp_error( $id ) ) {
-			$item->set_id( $id );
-			$this->update_post_meta( $item );
-			$item->save_meta_data();
-			$item->apply_changes();
-			$this->clear_caches( $item );
-			do_action( 'getpaid_new_item', $item );
-			return true;
-		}
-
-		if ( is_wp_error( $id ) ) {
-			$item->last_error = $id->get_error_message();
-		}
+    /**
+     * Method to create a new item in the database.
+     *
+     * @param WPInv_Item $item Item object.
+     */
+    public function create( &$item ) {
+        $item->set_version( WPINV_VERSION );
+        $item->set_date_created( current_time('mysql') );
+
+        // Create a new post.
+        $id = wp_insert_post(
+            apply_filters(
+                'getpaid_new_item_data',
+                array(
+                    'post_date'     => $item->get_date_created( 'edit' ),
+                    'post_type'     => 'wpi_item',
+                    'post_status'   => $this->get_post_status( $item ),
+                    'ping_status'   => 'closed',
+                    'post_author'   => $item->get_author( 'edit' ),
+                    'post_title'    => $item->get_name( 'edit' ),
+                    'post_parent'   => 0,
+                    'post_excerpt'  => $item->get_description( 'edit' ),
+                )
+            ),
+            true
+        );
+
+        if ( $id && ! is_wp_error( $id ) ) {
+            $item->set_id( $id );
+            $this->update_post_meta( $item );
+            $item->save_meta_data();
+            $item->apply_changes();
+            $this->clear_caches( $item );
+            do_action( 'getpaid_new_item', $item );
+            return true;
+        }
+
+        if ( is_wp_error( $id ) ) {
+            $item->last_error = $id->get_error_message();
+        }
 		
-		return false;
-	}
-
-	/**
-	 * Method to read an item from the database.
-	 *
-	 * @param WPInv_Item $item Item object.
-	 *
-	 */
-	public function read( &$item ) {
-
-		$item->set_defaults();
-		$item_object = get_post( $item->get_id() );
-
-		if ( ! $item->get_id() || ! $item_object || $item_object->post_type != 'wpi_item' ) {
-			$item->last_error = __( 'Invalid item.', 'invoicing' );
-			$item->set_id( 0 );
-			return false;
-		}
-
-		$item->set_props(
-			array(
-				'parent_id'     => $item_object->post_parent,
-				'date_created'  => 0 < $item_object->post_date ? $item_object->post_date : null,
-				'date_modified' => 0 < $item_object->post_modified ? $item_object->post_modified : null,
-				'status'        => $item_object->post_status,
-				'name'          => $item_object->post_title,
-				'description'   => $item_object->post_excerpt,
-				'author'        => $item_object->post_author,
-			)
-		);
-
-		$this->read_object_data( $item, $item_object );
-		$item->read_meta_data();
-		$item->set_object_read( true );
-		do_action( 'getpaid_read_item', $item );
-
-	}
-
-	/**
-	 * Method to update an item in the database.
-	 *
-	 * @param WPInv_Item $item Item object.
-	 */
-	public function update( &$item ) {
-		$item->save_meta_data();
-		$item->set_version( WPINV_VERSION );
-
-		if ( null === $item->get_date_created( 'edit' ) ) {
-			$item->set_date_created(  current_time('mysql') );
-		}
-
-		// Grab the current status so we can compare.
-		$previous_status = get_post_status( $item->get_id() );
-
-		$changes = $item->get_changes();
-
-		// Only update the post when the post data changes.
-		if ( array_intersect( array( 'date_created', 'date_modified', 'status', 'parent_id', 'description', 'name', 'author' ), array_keys( $changes ) ) ) {
-			$post_data = array(
-				'post_date'         => $item->get_date_created( 'edit' ),
-				'post_status'       => $item->get_status( 'edit' ),
-				'post_parent'       => $item->get_parent_id( 'edit' ),
-				'post_excerpt'      => $item->get_description( 'edit' ),
-				'post_modified'     => $item->get_date_modified( 'edit' ),
-				'post_title'        => $item->get_name( 'edit' ),
-				'post_author'       => $item->get_author( 'edit' ),
-			);
-
-			/**
-			 * When updating this object, to prevent infinite loops, use $wpdb
-			 * to update data, since wp_update_post spawns more calls to the
-			 * save_post action.
-			 *
-			 * This ensures hooks are fired by either WP itself (admin screen save),
-			 * or an update purely from CRUD.
-			 */
-			if ( doing_action( 'save_post' ) ) {
-				$GLOBALS['wpdb']->update( $GLOBALS['wpdb']->posts, $post_data, array( 'ID' => $item->get_id() ) );
-				clean_post_cache( $item->get_id() );
-			} else {
-				wp_update_post( array_merge( array( 'ID' => $item->get_id() ), $post_data ) );
-			}
-			$item->read_meta_data( true ); // Refresh internal meta data, in case things were hooked into `save_post` or another WP hook.
-		}
-		$this->update_post_meta( $item );
-		$item->apply_changes();
-		$this->clear_caches( $item );
-
-		// Fire a hook depending on the status - this should be considered a creation if it was previously draft status.
-		$new_status = $item->get_status( 'edit' );
-
-		if ( $new_status !== $previous_status && in_array( $previous_status, array( 'new', 'auto-draft', 'draft' ), true ) ) {
-			do_action( 'getpaid_new_item', $item );
-		} else {
-			do_action( 'getpaid_update_item', $item );
-		}
-
-	}
-
-	/*
+        return false;
+    }
+
+    /**
+     * Method to read an item from the database.
+     *
+     * @param WPInv_Item $item Item object.
+     *
+     */
+    public function read( &$item ) {
+
+        $item->set_defaults();
+        $item_object = get_post( $item->get_id() );
+
+        if ( ! $item->get_id() || ! $item_object || $item_object->post_type != 'wpi_item' ) {
+            $item->last_error = __( 'Invalid item.', 'invoicing' );
+            $item->set_id( 0 );
+            return false;
+        }
+
+        $item->set_props(
+            array(
+                'parent_id'     => $item_object->post_parent,
+                'date_created'  => 0 < $item_object->post_date ? $item_object->post_date : null,
+                'date_modified' => 0 < $item_object->post_modified ? $item_object->post_modified : null,
+                'status'        => $item_object->post_status,
+                'name'          => $item_object->post_title,
+                'description'   => $item_object->post_excerpt,
+                'author'        => $item_object->post_author,
+            )
+        );
+
+        $this->read_object_data( $item, $item_object );
+        $item->read_meta_data();
+        $item->set_object_read( true );
+        do_action( 'getpaid_read_item', $item );
+
+    }
+
+    /**
+     * Method to update an item in the database.
+     *
+     * @param WPInv_Item $item Item object.
+     */
+    public function update( &$item ) {
+        $item->save_meta_data();
+        $item->set_version( WPINV_VERSION );
+
+        if ( null === $item->get_date_created( 'edit' ) ) {
+            $item->set_date_created(  current_time('mysql') );
+        }
+
+        // Grab the current status so we can compare.
+        $previous_status = get_post_status( $item->get_id() );
+
+        $changes = $item->get_changes();
+
+        // Only update the post when the post data changes.
+        if ( array_intersect( array( 'date_created', 'date_modified', 'status', 'parent_id', 'description', 'name', 'author' ), array_keys( $changes ) ) ) {
+            $post_data = array(
+                'post_date'         => $item->get_date_created( 'edit' ),
+                'post_status'       => $item->get_status( 'edit' ),
+                'post_parent'       => $item->get_parent_id( 'edit' ),
+                'post_excerpt'      => $item->get_description( 'edit' ),
+                'post_modified'     => $item->get_date_modified( 'edit' ),
+                'post_title'        => $item->get_name( 'edit' ),
+                'post_author'       => $item->get_author( 'edit' ),
+            );
+
+            /**
+             * When updating this object, to prevent infinite loops, use $wpdb
+             * to update data, since wp_update_post spawns more calls to the
+             * save_post action.
+             *
+             * This ensures hooks are fired by either WP itself (admin screen save),
+             * or an update purely from CRUD.
+             */
+            if ( doing_action( 'save_post' ) ) {
+                $GLOBALS['wpdb']->update( $GLOBALS['wpdb']->posts, $post_data, array( 'ID' => $item->get_id() ) );
+                clean_post_cache( $item->get_id() );
+            } else {
+                wp_update_post( array_merge( array( 'ID' => $item->get_id() ), $post_data ) );
+            }
+            $item->read_meta_data( true ); // Refresh internal meta data, in case things were hooked into `save_post` or another WP hook.
+        }
+        $this->update_post_meta( $item );
+        $item->apply_changes();
+        $this->clear_caches( $item );
+
+        // Fire a hook depending on the status - this should be considered a creation if it was previously draft status.
+        $new_status = $item->get_status( 'edit' );
+
+        if ( $new_status !== $previous_status && in_array( $previous_status, array( 'new', 'auto-draft', 'draft' ), true ) ) {
+            do_action( 'getpaid_new_item', $item );
+        } else {
+            do_action( 'getpaid_update_item', $item );
+        }
+
+    }
+
+    /*
 	|--------------------------------------------------------------------------
 	| Additional Methods
 	|--------------------------------------------------------------------------
 	*/
 
-	/**
-	 * Helper method that updates all the post meta for an item based on it's settings in the WPInv_Item class.
-	 *
-	 * @param WPInv_Item $item WPInv_Item object.
-	 * @since 1.0.19
-	 */
-	protected function update_post_meta( &$item ) {
+    /**
+     * Helper method that updates all the post meta for an item based on it's settings in the WPInv_Item class.
+     *
+     * @param WPInv_Item $item WPInv_Item object.
+     * @since 1.0.19
+     */
+    protected function update_post_meta( &$item ) {
 
-		// Ensure that we have a custom id.
+        // Ensure that we have a custom id.
         if ( ! $item->get_custom_id() ) {
             $item->set_custom_id( $item->get_id() );
-		}
+        }
 
-		parent::update_post_meta( $item );
-	}
+        parent::update_post_meta( $item );
+    }
 
 }