AyeCode / invoicing

includes/class-wpinv-discount.php

Indentation +1278 added lines, -1278 removed lines

@@ -15,30 +15,30 @@ 
  */
 class WPInv_Discount extends GetPaid_Data  {
 
-	/**
-	 * Which data store to load.
-	 *
-	 * @var string
-	 */
+    /**
+     * Which data store to load.
+     *
+     * @var string
+     */
     protected $data_store_name = 'discount';
 
     /**
-	 * This is the name of this object type.
-	 *
-	 * @var string
-	 */
-	protected $object_type = 'discount';
-
-	/**
-	 * Discount Data array. This is the core item data exposed in APIs.
-	 *
-	 * @since 1.0.19
-	 * @var array
-	 */
-	protected $data = array(
-		'status'               => 'draft',
-		'version'              => '',
-		'date_created'         => null,
+     * This is the name of this object type.
+     *
+     * @var string
+     */
+    protected $object_type = 'discount';
+
+    /**
+     * Discount Data array. This is the core item data exposed in APIs.
+     *
+     * @since 1.0.19
+     * @var array
+     */
+    protected $data = array(
+        'status'               => 'draft',
+        'version'              => '',
+        'date_created'         => null,
         'date_modified'        => null,
         'name'                 => 'no-name',
         'description'          => null,
@@ -58,144 +58,144 @@ 
         'amount'               => null,
     );
 
-	/**
-	 * Stores meta in cache for future reads.
-	 *
-	 * A group must be set to to enable caching.
-	 *
-	 * @var string
-	 */
-	protected $cache_group = 'getpaid_discounts';
+    /**
+     * Stores meta in cache for future reads.
+     *
+     * A group must be set to to enable caching.
+     *
+     * @var string
+     */
+    protected $cache_group = 'getpaid_discounts';
 
     /**
      * Stores a reference to the original WP_Post object
      *
      * @var WP_Post
      */
-	protected $post = null;
-
-	/**
-	 * Get the discount if ID is passed, otherwise the discount is new and empty.
-	 *
-	 * @param int|array|string|WPInv_Discount|WP_Post $discount discount data, object, ID or code.
-	 */
-	public function __construct( $discount = 0 ) {
-		parent::__construct( $discount );
-
-		if ( is_numeric( $discount ) && 'wpi_discount' === get_post_type( $discount ) ) {
-			$this->set_id( $discount );
-		} elseif ( $discount instanceof self ) {
-			$this->set_id( $discount->get_id() );
-		} elseif ( ! empty( $discount->ID ) ) {
-			$this->set_id( $discount->ID );
-		} elseif ( is_array( $discount ) ) {
-			$this->set_props( $discount );
-
-			if ( isset( $discount['ID'] ) ) {
-				$this->set_id( $discount['ID'] );
-			}
-
-		} elseif ( is_scalar( $discount ) && $discount = self::get_discount_id_by_code( $discount ) ) {
-			$this->set_id( $discount );
-		} else {
-			$this->set_object_read( true );
-		}
+    protected $post = null;
+
+    /**
+     * Get the discount if ID is passed, otherwise the discount is new and empty.
+     *
+     * @param int|array|string|WPInv_Discount|WP_Post $discount discount data, object, ID or code.
+     */
+    public function __construct( $discount = 0 ) {
+        parent::__construct( $discount );
+
+        if ( is_numeric( $discount ) && 'wpi_discount' === get_post_type( $discount ) ) {
+            $this->set_id( $discount );
+        } elseif ( $discount instanceof self ) {
+            $this->set_id( $discount->get_id() );
+        } elseif ( ! empty( $discount->ID ) ) {
+            $this->set_id( $discount->ID );
+        } elseif ( is_array( $discount ) ) {
+            $this->set_props( $discount );
+
+            if ( isset( $discount['ID'] ) ) {
+                $this->set_id( $discount['ID'] );
+            }
+
+        } elseif ( is_scalar( $discount ) && $discount = self::get_discount_id_by_code( $discount ) ) {
+            $this->set_id( $discount );
+        } 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 );
+        }
+
+    }
+
+    /**
+     * Fetch a discount from the db/cache
+     *
+     *
+     * @static
+     * @param string $field The field to query against: 'ID', 'discount_code'
+     * @param string|int $value The field value
+     * @deprecated
+     * @since 1.0.15
+     * @return array|bool array of discount details on success. False otherwise.
+     */
+    public static function get_data_by( $field, $value ) {
+
+        if ( 'id' == strtolower( $field ) ) {
+            // Make sure the value is numeric to avoid casting objects, for example,
+            // to int 1.
+            if ( ! is_numeric( $value ) )
+                return false;
+            $value = intval( $value );
+            if ( $value < 1 )
+                return false;
+        }
+
+        if ( ! $value || ! is_string( $field ) ) {
+            return false;
+        }
+
+        $field = trim( $field );
+
+        // prepare query args
+        switch ( strtolower( $field ) ) {
+            case 'id':
+                $discount_id = $value;
+                $args		 = array( 'include' => array( $value ) );
+                break;
+            case 'discount_code':
+            case 'code':
+                $value       = trim( $value );
+                $discount_id = wp_cache_get( $value, 'WPInv_Discount_Codes' );
+                $args		 = array( 'meta_key' => '_wpi_discount_code', 'meta_value' => $value );
+                break;
+            case 'name':
+                $discount_id = 0;
+                $args		 = array( 'name' => trim( $value ) );
+                break;
+            default:
+                $args		 = apply_filters( "wpinv_discount_get_data_by_{$field}_args", null, $value );
+                if ( ! is_array( $args ) ) {
+                    return apply_filters( "wpinv_discount_get_data_by_$field", false, $value );
+                }
+
+        }
+
+        // Check if there is a cached value.
+        if ( ! empty( $discount_id ) && $discount = wp_cache_get( (int) $discount_id, 'WPInv_Discounts' ) ) {
+            return $discount;
+        }
+
+        $args = array_merge(
+            $args,
+            array(
+                'post_type'      => 'wpi_discount',
+                'posts_per_page' => 1,
+                'post_status'    => array( 'publish', 'pending', 'draft', 'expired' )
+            )
+        );
+
+        $discount = get_posts( $args );
+
+        if( empty( $discount ) ) {
+            return false;
         }
 
-	}
-
-	/**
-	 * Fetch a discount from the db/cache
-	 *
-	 *
-	 * @static
-	 * @param string $field The field to query against: 'ID', 'discount_code'
-	 * @param string|int $value The field value
-	 * @deprecated
-	 * @since 1.0.15
-	 * @return array|bool array of discount details on success. False otherwise.
-	 */
-	public static function get_data_by( $field, $value ) {
-
-		if ( 'id' == strtolower( $field ) ) {
-			// Make sure the value is numeric to avoid casting objects, for example,
-			// to int 1.
-			if ( ! is_numeric( $value ) )
-				return false;
-			$value = intval( $value );
-			if ( $value < 1 )
-				return false;
-		}
-
-		if ( ! $value || ! is_string( $field ) ) {
-			return false;
-		}
-
-		$field = trim( $field );
-
-		// prepare query args
-		switch ( strtolower( $field ) ) {
-			case 'id':
-				$discount_id = $value;
-				$args		 = array( 'include' => array( $value ) );
-				break;
-			case 'discount_code':
-			case 'code':
-				$value       = trim( $value );
-				$discount_id = wp_cache_get( $value, 'WPInv_Discount_Codes' );
-				$args		 = array( 'meta_key' => '_wpi_discount_code', 'meta_value' => $value );
-				break;
-			case 'name':
-				$discount_id = 0;
-				$args		 = array( 'name' => trim( $value ) );
-				break;
-			default:
-				$args		 = apply_filters( "wpinv_discount_get_data_by_{$field}_args", null, $value );
-				if ( ! is_array( $args ) ) {
-					return apply_filters( "wpinv_discount_get_data_by_$field", false, $value );
-				}
-
-		}
-
-		// Check if there is a cached value.
-		if ( ! empty( $discount_id ) && $discount = wp_cache_get( (int) $discount_id, 'WPInv_Discounts' ) ) {
-			return $discount;
-		}
-
-		$args = array_merge(
-			$args,
-			array(
-				'post_type'      => 'wpi_discount',
-				'posts_per_page' => 1,
-				'post_status'    => array( 'publish', 'pending', 'draft', 'expired' )
-			)
-		);
-
-		$discount = get_posts( $args );
-
-		if( empty( $discount ) ) {
-			return false;
-		}
-
-		$discount = $discount[0];
-
-		// Prepare the return data.
-		$return = array(
+        $discount = $discount[0];
+
+        // Prepare the return data.
+        $return = array(
             'ID'                          => $discount->ID,
             'code'                        => get_post_meta( $discount->ID, '_wpi_discount_code', true ),
             'amount'                      => get_post_meta( $discount->ID, '_wpi_discount_amount', true ),
             'date_created'                => $discount->post_date,
-			'date_modified'               => $discount->post_modified,
-			'status'               		  => $discount->post_status,
-			'start'                  	  => get_post_meta( $discount->ID, '_wpi_discount_start', true ),
+            'date_modified'               => $discount->post_modified,
+            'status'               		  => $discount->post_status,
+            'start'                  	  => get_post_meta( $discount->ID, '_wpi_discount_start', true ),
             'expiration'                  => get_post_meta( $discount->ID, '_wpi_discount_expiration', true ),
             'type'               		  => get_post_meta( $discount->ID, '_wpi_discount_type', true ),
             'description'                 => $discount->post_excerpt,
@@ -209,77 +209,77 @@ 
             'max_total'                   => get_post_meta( $discount->ID, '_wpi_discount_max_total', true ),
         );
 
-		$return = apply_filters( 'wpinv_discount_properties', $return );
-
-		// Update the cache with our data
-		wp_cache_add( $discount->ID, $return, 'WPInv_Discounts' );
-		wp_cache_add( $return['code'], $discount->ID, 'WPInv_Discount_Codes' );
-
-		return $return;
-	}
-
-	/**
-	 * Given a discount code, it returns a discount id.
-	 *
-	 *
-	 * @static
-	 * @param string $discount_code
-	 * @since 1.0.15
-	 * @return int
-	 */
-	public static function get_discount_id_by_code( $discount_code ) {
-
-		// Trim the code.
-		$discount_code = trim( $discount_code );
-
-		// Ensure a value has been passed.
-		if ( empty( $discount_code ) ) {
-			return 0;
-		}
-
-		// Maybe retrieve from the cache.
-		$discount_id   = wp_cache_get( $discount_code, 'getpaid_discount_codes' );
-		if ( ! empty( $discount_id ) ) {
-			return $discount_id;
-		}
-
-		// Fetch the first discount codes.
-		$discounts = get_posts(
-			array(
-				'meta_key'       => '_wpi_discount_code',
-				'meta_value'     => $discount_code,
-				'post_type'      => 'wpi_discount',
-				'posts_per_page' => 1,
-				'post_status'    => array( 'publish', 'pending', 'draft', 'expired' ),
-				'fields'         => 'ids',
-			)
-		);
-
-		if ( empty( $discounts ) ) {
-			return 0;
-		}
-
-		$discount_id = $discounts[0];
-
-		// Update the cache with our data
-		wp_cache_add( get_post_meta( $discount_id, '_wpi_discount_code', true ), $discount_id, 'getpaid_discount_codes' );
-
-		return $discount_id;
-	}
-
-	/**
-	 * Magic method for checking the existence of a certain custom field.
-	 *
-	 * @since 1.0.15
-	 * @access public
-	 *
-	 * @return bool Whether the given discount field is set.
-	 */
-	public function __isset( $key ){
-		return isset( $this->data[$key] ) || method_exists( $this, "get_$key");
-	}
-
-	/*
+        $return = apply_filters( 'wpinv_discount_properties', $return );
+
+        // Update the cache with our data
+        wp_cache_add( $discount->ID, $return, 'WPInv_Discounts' );
+        wp_cache_add( $return['code'], $discount->ID, 'WPInv_Discount_Codes' );
+
+        return $return;
+    }
+
+    /**
+     * Given a discount code, it returns a discount id.
+     *
+     *
+     * @static
+     * @param string $discount_code
+     * @since 1.0.15
+     * @return int
+     */
+    public static function get_discount_id_by_code( $discount_code ) {
+
+        // Trim the code.
+        $discount_code = trim( $discount_code );
+
+        // Ensure a value has been passed.
+        if ( empty( $discount_code ) ) {
+            return 0;
+        }
+
+        // Maybe retrieve from the cache.
+        $discount_id   = wp_cache_get( $discount_code, 'getpaid_discount_codes' );
+        if ( ! empty( $discount_id ) ) {
+            return $discount_id;
+        }
+
+        // Fetch the first discount codes.
+        $discounts = get_posts(
+            array(
+                'meta_key'       => '_wpi_discount_code',
+                'meta_value'     => $discount_code,
+                'post_type'      => 'wpi_discount',
+                'posts_per_page' => 1,
+                'post_status'    => array( 'publish', 'pending', 'draft', 'expired' ),
+                'fields'         => 'ids',
+            )
+        );
+
+        if ( empty( $discounts ) ) {
+            return 0;
+        }
+
+        $discount_id = $discounts[0];
+
+        // Update the cache with our data
+        wp_cache_add( get_post_meta( $discount_id, '_wpi_discount_code', true ), $discount_id, 'getpaid_discount_codes' );
+
+        return $discount_id;
+    }
+
+    /**
+     * Magic method for checking the existence of a certain custom field.
+     *
+     * @since 1.0.15
+     * @access public
+     *
+     * @return bool Whether the given discount field is set.
+     */
+    public function __isset( $key ){
+        return isset( $this->data[$key] ) || method_exists( $this, "get_$key");
+    }
+
+    /*
 	|--------------------------------------------------------------------------
 	| CRUD methods
 	|--------------------------------------------------------------------------
@@ -294,430 +294,430 @@ 
 	|--------------------------------------------------------------------------
 	*/
 
-	/**
-	 * Get discount 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 discount 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 discount 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 discount 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 discount 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 discount 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 discount 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 discount 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 discount 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 discount 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 discount 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 discount 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 discount 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 discount 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 discount 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 discount 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 discount.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_author( $context = 'view' ) {
-		return (int) $this->get_prop( 'author', $context );
-	}
+     * Get the owner of the discount.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_author( $context = 'view' ) {
+        return (int) $this->get_prop( 'author', $context );
+    }
 	
-	/**
-	 * Get the discount code.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_code( $context = 'view' ) {
-		return $this->get_prop( 'code', $context );
-	}
+    /**
+     * Get the discount code.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_code( $context = 'view' ) {
+        return $this->get_prop( 'code', $context );
+    }
 	
-	/**
-	 * Alias for self::get_code().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_coupon_code( $context = 'view' ) {
-		return $this->get_code( $context );
-	}
+    /**
+     * Alias for self::get_code().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_coupon_code( $context = 'view' ) {
+        return $this->get_code( $context );
+    }
 	
-	/**
-	 * Alias for self::get_code().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_discount_code( $context = 'view' ) {
-		return $this->get_code( $context );
-	}
+    /**
+     * Alias for self::get_code().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_discount_code( $context = 'view' ) {
+        return $this->get_code( $context );
+    }
 	
-	/**
-	 * Get the discount's amount.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_amount( $context = 'view' ) {
-		return $this->get_prop( 'amount', $context );
-	}
-
-	/**
-	 * Get the discount's formated amount/rate.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_formatted_amount() {
-
-		if ( $this->is_type( 'flat' ) ) {
-			$rate = wpinv_price( wpinv_format_amount( $this->get_amount() ) );
-		} else {
-			$rate = $this->get_amount() . '%';
-		}
-
-		return apply_filters( 'wpinv_format_discount_rate', $rate, $this->get_type(), $this->get_amount() );
-	}
+    /**
+     * Get the discount's amount.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_amount( $context = 'view' ) {
+        return $this->get_prop( 'amount', $context );
+    }
+
+    /**
+     * Get the discount's formated amount/rate.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_formatted_amount() {
+
+        if ( $this->is_type( 'flat' ) ) {
+            $rate = wpinv_price( wpinv_format_amount( $this->get_amount() ) );
+        } else {
+            $rate = $this->get_amount() . '%';
+        }
+
+        return apply_filters( 'wpinv_format_discount_rate', $rate, $this->get_type(), $this->get_amount() );
+    }
 	
-	/**
-	 * Get the discount's start date.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_start( $context = 'view' ) {
-		return $this->get_prop( 'start', $context );
-	}
+    /**
+     * Get the discount's start date.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_start( $context = 'view' ) {
+        return $this->get_prop( 'start', $context );
+    }
 	
-	/**
-	 * Alias for self::get_start().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_start_date( $context = 'view' ) {
-		return $this->get_start( $context );
-	}
+    /**
+     * Alias for self::get_start().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_start_date( $context = 'view' ) {
+        return $this->get_start( $context );
+    }
 	
-	/**
-	 * Get the discount's expiration date.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_expiration( $context = 'view' ) {
-		return $this->get_prop( 'expiration', $context );
-	}
+    /**
+     * Get the discount's expiration date.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_expiration( $context = 'view' ) {
+        return $this->get_prop( 'expiration', $context );
+    }
 	
-	/**
-	 * Alias for self::get_expiration().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_expiration_date( $context = 'view' ) {
-		return $this->get_expiration( $context );
-	}
-
-	/**
-	 * Alias for self::get_expiration().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_end_date( $context = 'view' ) {
-		return $this->get_expiration( $context );
-	}
+    /**
+     * Alias for self::get_expiration().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_expiration_date( $context = 'view' ) {
+        return $this->get_expiration( $context );
+    }
+
+    /**
+     * Alias for self::get_expiration().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_end_date( $context = 'view' ) {
+        return $this->get_expiration( $context );
+    }
 	
-	/**
-	 * Get the discount's type.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_type( $context = 'view' ) {
-		return $this->get_prop( 'type', $context );
-	}
-
-	/**
-	 * Get the number of times a discount has been used.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_uses( $context = 'view' ) {
-		return (int) $this->get_prop( 'uses', $context );
-	}
-
-	/**
-	 * Get the discount's usage, i.e uses / max uses.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_usage() {
-
-		if ( ! $this->has_limit() ) {
-			return $this->get_uses() . ' / ' . ' &infin;';
-		}
-
-		return $this->get_uses() . ' / ' . (int) $this->get_max_uses();
-
-	}
-
-	/**
-	 * Get the maximum number of time a discount can be used.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_max_uses( $context = 'view' ) {
-		$max_uses = $this->get_prop( 'max_uses', $context );
-		return empty( $max_uses ) ? null : $max_uses;
-	}
-
-	/**
-	 * Checks if this is a single use discount or not.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_is_single_use( $context = 'view' ) {
-		return $this->get_prop( 'is_single_use', $context );
-	}
-
-	/**
-	 * Get the items that can be used with this discount.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return array
-	 */
-	public function get_items( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'items', $context ) );
-	}
-
-	/**
-	 * Alias for self::get_items().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return array
-	 */
-	public function get_allowed_items( $context = 'view' ) {
-		return $this->get_items( $context );
-	}
-
-	/**
-	 * Get the items that are not allowed to use this discount.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return array
-	 */
-	public function get_excluded_items( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'excluded_items', $context ) );
-	}
-
-	/**
-	 * Checks if this is a recurring discount or not.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int|string|bool
-	 */
-	public function get_is_recurring( $context = 'view' ) {
-		return $this->get_prop( 'is_recurring', $context );
-	}
-
-	/**
-	 * Get's the minimum total amount allowed for this discount.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_min_total( $context = 'view' ) {
-		$minimum = $this->get_prop( 'min_total', $context );
-		return empty( $minimum ) ? null : $minimum;
-	}
-
-	/**
-	 * Alias for self::get_min_total().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_minimum_total( $context = 'view' ) {
-		return $this->get_min_total( $context );
-	}
-
-	/**
-	 * Get's the maximum total amount allowed for this discount.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_max_total( $context = 'view' ) {
-		$maximum = $this->get_prop( 'max_total', $context );
-		return empty( $maximum ) ? null : $maximum;
-	}
-
-	/**
-	 * Alias for self::get_max_total().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_maximum_total( $context = 'view' ) {
-		return $this->get_max_total( $context );
-	}
-
-	/**
-	 * Magic method for accessing discount properties.
-	 *
-	 * @since 1.0.15
-	 * @access public
-	 *
-	 * @param string $key Discount data to retrieve
-	 * @param  string $context View or edit context.
-	 * @return mixed Value of the given discount property (if set).
-	 */
-	public function get( $key, $context = 'view' ) {
+    /**
+     * Get the discount's type.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_type( $context = 'view' ) {
+        return $this->get_prop( 'type', $context );
+    }
+
+    /**
+     * Get the number of times a discount has been used.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_uses( $context = 'view' ) {
+        return (int) $this->get_prop( 'uses', $context );
+    }
+
+    /**
+     * Get the discount's usage, i.e uses / max uses.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_usage() {
+
+        if ( ! $this->has_limit() ) {
+            return $this->get_uses() . ' / ' . ' &infin;';
+        }
+
+        return $this->get_uses() . ' / ' . (int) $this->get_max_uses();
+
+    }
+
+    /**
+     * Get the maximum number of time a discount can be used.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_max_uses( $context = 'view' ) {
+        $max_uses = $this->get_prop( 'max_uses', $context );
+        return empty( $max_uses ) ? null : $max_uses;
+    }
+
+    /**
+     * Checks if this is a single use discount or not.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_is_single_use( $context = 'view' ) {
+        return $this->get_prop( 'is_single_use', $context );
+    }
+
+    /**
+     * Get the items that can be used with this discount.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return array
+     */
+    public function get_items( $context = 'view' ) {
+        return wpinv_parse_list( $this->get_prop( 'items', $context ) );
+    }
+
+    /**
+     * Alias for self::get_items().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return array
+     */
+    public function get_allowed_items( $context = 'view' ) {
+        return $this->get_items( $context );
+    }
+
+    /**
+     * Get the items that are not allowed to use this discount.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return array
+     */
+    public function get_excluded_items( $context = 'view' ) {
+        return wpinv_parse_list( $this->get_prop( 'excluded_items', $context ) );
+    }
+
+    /**
+     * Checks if this is a recurring discount or not.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int|string|bool
+     */
+    public function get_is_recurring( $context = 'view' ) {
+        return $this->get_prop( 'is_recurring', $context );
+    }
+
+    /**
+     * Get's the minimum total amount allowed for this discount.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_min_total( $context = 'view' ) {
+        $minimum = $this->get_prop( 'min_total', $context );
+        return empty( $minimum ) ? null : $minimum;
+    }
+
+    /**
+     * Alias for self::get_min_total().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_minimum_total( $context = 'view' ) {
+        return $this->get_min_total( $context );
+    }
+
+    /**
+     * Get's the maximum total amount allowed for this discount.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_max_total( $context = 'view' ) {
+        $maximum = $this->get_prop( 'max_total', $context );
+        return empty( $maximum ) ? null : $maximum;
+    }
+
+    /**
+     * Alias for self::get_max_total().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_maximum_total( $context = 'view' ) {
+        return $this->get_max_total( $context );
+    }
+
+    /**
+     * Magic method for accessing discount properties.
+     *
+     * @since 1.0.15
+     * @access public
+     *
+     * @param string $key Discount data to retrieve
+     * @param  string $context View or edit context.
+     * @return mixed Value of the given discount property (if set).
+     */
+    public function get( $key, $context = 'view' ) {
         return $this->get_prop( $key, $context );
-	}
+    }
 
-	/*
+    /*
 	|--------------------------------------------------------------------------
 	| Setters
 	|--------------------------------------------------------------------------
@@ -727,41 +727,41 @@ 
 	| object.
 	*/
 	
-	/**
-	 * Sets discount status.
-	 *
-	 * @since 1.0.19
-	 * @param  string $status New status.
-	 * @return array details of change.
-	 */
-	public function set_status( $status ) {
+    /**
+     * Sets discount 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 discount was created.
-	 *
-	 * @since 1.0.19
-	 */
-	public function set_version( $value ) {
-		$this->set_prop( 'version', $value );
+     * Set plugin version when the discount was created.
+     *
+     * @since 1.0.19
+     */
+    public function set_version( $value ) {
+        $this->set_prop( 'version', $value );
     }
 
     /**
-	 * Set date when the discount was created.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Value to set.
+     * Set date when the discount 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 ) {
@@ -774,13 +774,13 @@ 
     }
 
     /**
-	 * Set date when the discount was last modified.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Value to set.
+     * Set date when the discount 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 ) {
@@ -793,324 +793,324 @@ 
     }
 
     /**
-	 * Set the discount name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New name.
-	 */
-	public function set_name( $value ) {
+     * Set the discount 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 discount description.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New description.
-	 */
-	public function set_description( $value ) {
+     * Set the discount 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 );
+        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 discount.
-	 *
-	 * @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 discount.
+     *
+     * @since 1.0.19
+     * @param  int $value New author.
+     */
+    public function set_author( $value ) {
+        $this->set_prop( 'author', (int) $value );
+    }
 	
-	/**
-	 * Sets the discount code.
-	 *
-	 * @since 1.0.19
-	 * @param string $value New discount code.
-	 */
-	public function set_code( $value ) {
-		$code = sanitize_text_field( $value );
-		$this->set_prop( 'code', $code );
-	}
+    /**
+     * Sets the discount code.
+     *
+     * @since 1.0.19
+     * @param string $value New discount code.
+     */
+    public function set_code( $value ) {
+        $code = sanitize_text_field( $value );
+        $this->set_prop( 'code', $code );
+    }
 	
-	/**
-	 * Alias of self::set_code().
-	 *
-	 * @since 1.0.19
-	 * @param string $value New discount code.
-	 */
-	public function set_coupon_code( $value ) {
-		$this->set_code( $value );
-	}
+    /**
+     * Alias of self::set_code().
+     *
+     * @since 1.0.19
+     * @param string $value New discount code.
+     */
+    public function set_coupon_code( $value ) {
+        $this->set_code( $value );
+    }
 	
-	/**
-	 * Alias of self::set_code().
-	 *
-	 * @since 1.0.19
-	 * @param string $value New discount code.
-	 */
-	public function set_discount_code( $value ) {
-		$this->set_code( $value );
-	}
+    /**
+     * Alias of self::set_code().
+     *
+     * @since 1.0.19
+     * @param string $value New discount code.
+     */
+    public function set_discount_code( $value ) {
+        $this->set_code( $value );
+    }
 	
-	/**
-	 * Sets the discount amount.
-	 *
-	 * @since 1.0.19
-	 * @param float $value New discount code.
-	 */
-	public function set_amount( $value ) {
-		$amount = floatval( wpinv_sanitize_amount( $value ) );
-		$this->set_prop( 'amount', $amount );
-	}
-
-	/**
-	 * Sets the discount's start date.
-	 *
-	 * @since 1.0.19
-	 * @param float $value New start date.
-	 */
-	public function set_start( $value ) {
-		$date = strtotime( $value );
+    /**
+     * Sets the discount amount.
+     *
+     * @since 1.0.19
+     * @param float $value New discount code.
+     */
+    public function set_amount( $value ) {
+        $amount = floatval( wpinv_sanitize_amount( $value ) );
+        $this->set_prop( 'amount', $amount );
+    }
 
-        if ( $date ) {
-            $this->set_prop( 'start', date( 'Y-m-d H:i', $date ) );
-            return true;
-		}
+    /**
+     * Sets the discount's start date.
+     *
+     * @since 1.0.19
+     * @param float $value New start date.
+     */
+    public function set_start( $value ) {
+        $date = strtotime( $value );
+
+        if ( $date ) {
+            $this->set_prop( 'start', date( 'Y-m-d H:i', $date ) );
+            return true;
+        }
 		
-		$this->set_prop( 'start', '' );
+        $this->set_prop( 'start', '' );
 
         return false;
-	}
-
-	/**
-	 * Alias of self::set_start().
-	 *
-	 * @since 1.0.19
-	 * @param string $value New start date.
-	 */
-	public function set_start_date( $value ) {
-		$this->set_start( $value );
-	}
-
-	/**
-	 * Sets the discount's expiration date.
-	 *
-	 * @since 1.0.19
-	 * @param float $value New expiration date.
-	 */
-	public function set_expiration( $value ) {
-		$date = strtotime( $value );
+    }
+
+    /**
+     * Alias of self::set_start().
+     *
+     * @since 1.0.19
+     * @param string $value New start date.
+     */
+    public function set_start_date( $value ) {
+        $this->set_start( $value );
+    }
+
+    /**
+     * Sets the discount's expiration date.
+     *
+     * @since 1.0.19
+     * @param float $value New expiration date.
+     */
+    public function set_expiration( $value ) {
+        $date = strtotime( $value );
 
         if ( $date ) {
             $this->set_prop( 'expiration', date( 'Y-m-d H:i', $date ) );
             return true;
         }
 
-		$this->set_prop( 'expiration', '' );
+        $this->set_prop( 'expiration', '' );
         return false;
-	}
-
-	/**
-	 * Alias of self::set_expiration().
-	 *
-	 * @since 1.0.19
-	 * @param string $value New expiration date.
-	 */
-	public function set_expiration_date( $value ) {
-		$this->set_expiration( $value );
-	}
-
-	/**
-	 * Alias of self::set_expiration().
-	 *
-	 * @since 1.0.19
-	 * @param string $value New expiration date.
-	 */
-	public function set_end_date( $value ) {
-		$this->set_expiration( $value );
-	}
-
-	/**
-	 * Sets the discount type.
-	 *
-	 * @since 1.0.19
-	 * @param string $value New discount type.
-	 */
-	public function set_type( $value ) {
-		if ( $value && array_key_exists( sanitize_text_field( $value ), wpinv_get_discount_types() ) ) {
-			$this->set_prop( 'type', sanitize_text_field( $value ) );
-		}
-	}
-
-	/**
-	 * Sets the number of times a discount has been used.
-	 *
-	 * @since 1.0.19
-	 * @param int $value usage count.
-	 */
-	public function set_uses( $value ) {
-
-		$value = (int) $value;
-
-		if ( $value < 0 ) {
-			$value = 0;
-		}
-
-		$this->set_prop( 'uses', (int) $value );
-	}
-
-	/**
-	 * Sets the maximum number of times a discount can be used.
-	 *
-	 * @since 1.0.19
-	 * @param int $value maximum usage count.
-	 */
-	public function set_max_uses( $value ) {
-		$this->set_prop( 'max_uses', absint( $value ) );
-	}
-
-	/**
-	 * Sets if this is a single use discount or not.
-	 *
-	 * @since 1.0.19
-	 * @param int|bool $value is single use.
-	 */
-	public function set_is_single_use( $value ) {
-		$this->set_prop( 'is_single_use', (bool) $value );
-	}
-
-	/**
-	 * Sets the items that can be used with this discount.
-	 *
-	 * @since 1.0.19
-	 * @param array $value items.
-	 */
-	public function set_items( $value ) {
-		$this->set_prop( 'items', wpinv_parse_list( $value ) );
-	}
-
-	/**
-	 * Alias for self::set_items().
-	 *
-	 * @since 1.0.19
-	 * @param array $value items.
-	 */
-	public function set_allowed_items( $value ) {
-		$this->set_items( $value );
-	}
-
-	/**
-	 * Sets the items that can not be used with this discount.
-	 *
-	 * @since 1.0.19
-	 * @param array $value items.
-	 */
-	public function set_excluded_items( $value ) {
-		$this->set_prop( 'excluded_items', wpinv_parse_list( $value ) );
-	}
-
-	/**
-	 * Sets if this is a recurring discounts or not.
-	 *
-	 * @since 1.0.19
-	 * @param int|bool $value is recurring.
-	 */
-	public function set_is_recurring( $value ) {
-		$this->set_prop( 'is_recurring', (bool) $value );
-	}
-
-	/**
-	 * Sets the minimum total that can not be used with this discount.
-	 *
-	 * @since 1.0.19
-	 * @param float $value minimum total.
-	 */
-	public function set_min_total( $value ) {
-		$this->set_prop( 'min_total', (float) wpinv_sanitize_amount( $value ) );
-	}
-
-	/**
-	 * Alias for self::set_min_total().
-	 *
-	 * @since 1.0.19
-	 * @param float $value minimum total.
-	 */
-	public function set_minimum_total( $value ) {
-		$this->set_min_total( $value );
-	}
-
-	/**
-	 * Sets the maximum total that can not be used with this discount.
-	 *
-	 * @since 1.0.19
-	 * @param float $value maximum total.
-	 */
-	public function set_max_total( $value ) {
-		$this->set_prop( 'max_total', (float) wpinv_sanitize_amount( $value ) );
-	}
-
-	/**
-	 * Alias for self::set_max_total().
-	 *
-	 * @since 1.0.19
-	 * @param float $value maximum total.
-	 */
-	public function set_maximum_total( $value ) {
-		$this->set_max_total( $value );
-	}
-
-	/**
-	 * @deprecated
-	 */
-	public function refresh(){}
-
-	/**
-	 * @deprecated
-	 *
-	 */
-	public function update_status( $status = 'publish' ){
-
-		if ( $this->exists() && $this->get_status() != $status ) {
-			$this->set_status( $status );
-			$this->save();
-		}
-
-	}
-
-	/*
+    }
+
+    /**
+     * Alias of self::set_expiration().
+     *
+     * @since 1.0.19
+     * @param string $value New expiration date.
+     */
+    public function set_expiration_date( $value ) {
+        $this->set_expiration( $value );
+    }
+
+    /**
+     * Alias of self::set_expiration().
+     *
+     * @since 1.0.19
+     * @param string $value New expiration date.
+     */
+    public function set_end_date( $value ) {
+        $this->set_expiration( $value );
+    }
+
+    /**
+     * Sets the discount type.
+     *
+     * @since 1.0.19
+     * @param string $value New discount type.
+     */
+    public function set_type( $value ) {
+        if ( $value && array_key_exists( sanitize_text_field( $value ), wpinv_get_discount_types() ) ) {
+            $this->set_prop( 'type', sanitize_text_field( $value ) );
+        }
+    }
+
+    /**
+     * Sets the number of times a discount has been used.
+     *
+     * @since 1.0.19
+     * @param int $value usage count.
+     */
+    public function set_uses( $value ) {
+
+        $value = (int) $value;
+
+        if ( $value < 0 ) {
+            $value = 0;
+        }
+
+        $this->set_prop( 'uses', (int) $value );
+    }
+
+    /**
+     * Sets the maximum number of times a discount can be used.
+     *
+     * @since 1.0.19
+     * @param int $value maximum usage count.
+     */
+    public function set_max_uses( $value ) {
+        $this->set_prop( 'max_uses', absint( $value ) );
+    }
+
+    /**
+     * Sets if this is a single use discount or not.
+     *
+     * @since 1.0.19
+     * @param int|bool $value is single use.
+     */
+    public function set_is_single_use( $value ) {
+        $this->set_prop( 'is_single_use', (bool) $value );
+    }
+
+    /**
+     * Sets the items that can be used with this discount.
+     *
+     * @since 1.0.19
+     * @param array $value items.
+     */
+    public function set_items( $value ) {
+        $this->set_prop( 'items', wpinv_parse_list( $value ) );
+    }
+
+    /**
+     * Alias for self::set_items().
+     *
+     * @since 1.0.19
+     * @param array $value items.
+     */
+    public function set_allowed_items( $value ) {
+        $this->set_items( $value );
+    }
+
+    /**
+     * Sets the items that can not be used with this discount.
+     *
+     * @since 1.0.19
+     * @param array $value items.
+     */
+    public function set_excluded_items( $value ) {
+        $this->set_prop( 'excluded_items', wpinv_parse_list( $value ) );
+    }
+
+    /**
+     * Sets if this is a recurring discounts or not.
+     *
+     * @since 1.0.19
+     * @param int|bool $value is recurring.
+     */
+    public function set_is_recurring( $value ) {
+        $this->set_prop( 'is_recurring', (bool) $value );
+    }
+
+    /**
+     * Sets the minimum total that can not be used with this discount.
+     *
+     * @since 1.0.19
+     * @param float $value minimum total.
+     */
+    public function set_min_total( $value ) {
+        $this->set_prop( 'min_total', (float) wpinv_sanitize_amount( $value ) );
+    }
+
+    /**
+     * Alias for self::set_min_total().
+     *
+     * @since 1.0.19
+     * @param float $value minimum total.
+     */
+    public function set_minimum_total( $value ) {
+        $this->set_min_total( $value );
+    }
+
+    /**
+     * Sets the maximum total that can not be used with this discount.
+     *
+     * @since 1.0.19
+     * @param float $value maximum total.
+     */
+    public function set_max_total( $value ) {
+        $this->set_prop( 'max_total', (float) wpinv_sanitize_amount( $value ) );
+    }
+
+    /**
+     * Alias for self::set_max_total().
+     *
+     * @since 1.0.19
+     * @param float $value maximum total.
+     */
+    public function set_maximum_total( $value ) {
+        $this->set_max_total( $value );
+    }
+
+    /**
+     * @deprecated
+     */
+    public function refresh(){}
+
+    /**
+     * @deprecated
+     *
+     */
+    public function update_status( $status = 'publish' ){
+
+        if ( $this->exists() && $this->get_status() != $status ) {
+            $this->set_status( $status );
+            $this->save();
+        }
+
+    }
+
+    /*
 	|--------------------------------------------------------------------------
 	| Conditionals
 	|--------------------------------------------------------------------------
@@ -1119,263 +1119,263 @@ 
 	|
 	*/
 
-	/**
-	 * Checks whether a discount exists in the database or not
-	 *
-	 * @since 1.0.15
-	 */
-	public function exists(){
-		$id = $this->get_id();
-		return ! empty( $id );
-	}
-
-	/**
-	 * Checks the discount type.
-	 *
-	 *
-	 * @param  string $type the discount type to check against
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function is_type( $type ) {
-		return $this->get_type() == $type;
-	}
-
-	/**
-	 * Checks whether the discount is published or not
-	 *
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function is_active() {
-		return $this->get_status() == 'publish';
-	}
-
-	/**
-	 * Checks whether the discount has max uses
-	 *
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function has_limit() {
-		$limit = $this->get_max_uses();
-		return ! empty( $limit );
-	}
-
-	/**
-	 * Checks whether the discount has ever been used.
-	 *
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function has_uses() {
-		return $this->get_uses() > 0;
-	}
-
-	/**
-	 * Checks whether the discount is has exided the usage limit or not
-	 *
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function has_exceeded_limit() {
-
-		if ( ! $this->has_limit() || ! $this->has_uses() ) {
-			$exceeded = false ;
-		} else {
-			$exceeded = ! ( (int) $this->get_max_uses() < $this->get_uses() );
-		}
-
-		return apply_filters( 'wpinv_is_discount_maxed_out', $exceeded, $this->ID, $this, $this->code );
-	}
-
-	/**
-	 * Checks whether the discount has an expiration date.
-	 *
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function has_expiration_date() {
-		$date = $this->get_expiration_date();
-		return ! empty( $date );
-	}
-
-	/**
-	 * Checks if the discount is expired
-	 *
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function is_expired() {
-		$expired = $this->has_expiration_date() ? current_time( 'timestamp' ) > strtotime( $this->get_expiration_date() ) : false;
-		return apply_filters( 'wpinv_is_discount_expired', $expired, $this->ID, $this, $this->code );
-	}
-
-	/**
-	 * Checks whether the discount has a start date.
-	 *
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function has_start_date() {
-		$date = $this->get_start_date();
-		return ! empty( $date );
-	}
-
-	/**
-	 * Checks the discount start date.
-	 *
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function has_started() {
-		$started = $this->has_start_date() ? true : current_time( 'timestamp' ) > strtotime( $this->get_start_date() );
-		return apply_filters( 'wpinv_is_discount_started', $started, $this->ID, $this, $this->code );
-	}
-
-	/**
-	 * Checks the discount has allowed items or not.
-	 *
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function has_allowed_items() {
-		$allowed_items = $this->get_allowed_items();
-		return empty( $allowed_items );
-	}
-
-	/**
-	 * Checks the discount has excluded items or not.
-	 *
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function has_excluded_items() {
-		$excluded_items = $this->get_excluded_items();
-		return empty( $excluded_items );
-	}
-
-	/**
-	 * Check if a discount is valid for a given item id.
-	 *
-	 * @param  int|int[]  $item_ids
-	 * @since 1.0.15
-	 * @return boolean
-	 */
-	public function is_valid_for_items( $item_ids ) {
-
-		$item_ids = array_map( 'intval',  wpinv_parse_list( $item_ids ) );
-		$included = array_intersect( $item_ids, $this->get_allowed_items() );
-		$excluded = array_intersect( $item_ids, $this->get_excluded_items() );
-
-		if ( $this->has_excluded_items() && ! empty( $excluded ) ) {
-			return false;
-		}
-
-		if ( $this->has_allowed_items() && empty( $included ) ) {
-			return false;
-		}
-		return true;
-	}
-
-	/**
-	 * Check if a discount is valid for the given amount
-	 *
-	 * @param  float  $amount The amount to check against
-	 * @since 1.0.15
-	 * @return boolean
-	 */
-	public function is_valid_for_amount( $amount ) {
-		return $this->is_minimum_amount_met( $amount ) && $this->is_maximum_amount_met( $amount );
-	}
-
-	/**
-	 * Checks if the minimum amount is set
-	 *
-	 * @since 1.0.15
-	 * @return boolean
-	 */
-	public function has_minimum_amount() {
-		$minimum = $this->get_minimum_total();
-		return ! empty( $minimum );
-	}
-
-	/**
-	 * Checks if the minimum amount is met
-	 *
-	 * @param  float  $amount The amount to check against
-	 * @since 1.0.15
-	 * @return boolean
-	 */
-	public function is_minimum_amount_met( $amount ) {
-		$amount = floatval( wpinv_sanitize_amount( $amount ) );
-		$min_met= ! ( $this->has_minimum_amount() && $amount < floatval( wpinv_sanitize_amount( $this->get_minimum_total() ) ) );
-		return apply_filters( 'wpinv_is_discount_min_met', $min_met, $this->ID, $this, $this->code, $amount );
-	}
-
-	/**
-	 * Checks if the maximum amount is set
-	 *
-	 * @since 1.0.15
-	 * @return boolean
-	 */
-	public function has_maximum_amount() {
-		$maximum = $this->get_maximum_total();
-		return ! empty( $maximum );
-	}
-
-	/**
-	 * Checks if the maximum amount is met
-	 *
-	 * @param  float  $amount The amount to check against
-	 * @since 1.0.15
-	 * @return boolean
-	 */
-	public function is_maximum_amount_met( $amount ) {
-		$amount = floatval( wpinv_sanitize_amount( $amount ) );
-		$max_met= ! ( $this->has_maximum_amount() && $amount > floatval( wpinv_sanitize_amount( $this->get_maximum_total() ) ) );
-		return apply_filters( 'wpinv_is_discount_max_met', $max_met, $this->ID, $this, $this->code, $amount );
-	}
-
-	/**
-	 * Checks if the discount is recurring.
-	 *
-	 * @since 1.0.15
-	 * @return boolean
-	 */
-	public function is_recurring() {
-		$recurring = $this->get_is_recurring();
-		return ! empty( $recurring );
-	}
-
-	/**
-	 * Checks if the discount is single use.
-	 *
-	 * @since 1.0.15
-	 * @return boolean
-	 */
-	public function is_single_use() {
-		$usage = $this->get_is_single_use();
-		return ! empty( $usage );
-	}
-
-	/**
-	 * Check if a discount is valid for the given user
-	 *
-	 * @param  int|string  $user
-	 * @since 1.0.15
-	 * @return boolean
-	 */
-	public function is_valid_for_user( $user ) {
-		global $wpi_checkout_id;
-
-		// Ensure that the discount is single use.
-		if ( empty( $user ) || ! $this->is_single_use() ) {
-			return true;
-		}
-
-		// Prepare the user id.
-		$user_id = 0;
+    /**
+     * Checks whether a discount exists in the database or not
+     *
+     * @since 1.0.15
+     */
+    public function exists(){
+        $id = $this->get_id();
+        return ! empty( $id );
+    }
+
+    /**
+     * Checks the discount type.
+     *
+     *
+     * @param  string $type the discount type to check against
+     * @since 1.0.15
+     * @return bool
+     */
+    public function is_type( $type ) {
+        return $this->get_type() == $type;
+    }
+
+    /**
+     * Checks whether the discount is published or not
+     *
+     * @since 1.0.15
+     * @return bool
+     */
+    public function is_active() {
+        return $this->get_status() == 'publish';
+    }
+
+    /**
+     * Checks whether the discount has max uses
+     *
+     * @since 1.0.15
+     * @return bool
+     */
+    public function has_limit() {
+        $limit = $this->get_max_uses();
+        return ! empty( $limit );
+    }
+
+    /**
+     * Checks whether the discount has ever been used.
+     *
+     * @since 1.0.15
+     * @return bool
+     */
+    public function has_uses() {
+        return $this->get_uses() > 0;
+    }
+
+    /**
+     * Checks whether the discount is has exided the usage limit or not
+     *
+     * @since 1.0.15
+     * @return bool
+     */
+    public function has_exceeded_limit() {
+
+        if ( ! $this->has_limit() || ! $this->has_uses() ) {
+            $exceeded = false ;
+        } else {
+            $exceeded = ! ( (int) $this->get_max_uses() < $this->get_uses() );
+        }
+
+        return apply_filters( 'wpinv_is_discount_maxed_out', $exceeded, $this->ID, $this, $this->code );
+    }
+
+    /**
+     * Checks whether the discount has an expiration date.
+     *
+     * @since 1.0.15
+     * @return bool
+     */
+    public function has_expiration_date() {
+        $date = $this->get_expiration_date();
+        return ! empty( $date );
+    }
+
+    /**
+     * Checks if the discount is expired
+     *
+     * @since 1.0.15
+     * @return bool
+     */
+    public function is_expired() {
+        $expired = $this->has_expiration_date() ? current_time( 'timestamp' ) > strtotime( $this->get_expiration_date() ) : false;
+        return apply_filters( 'wpinv_is_discount_expired', $expired, $this->ID, $this, $this->code );
+    }
+
+    /**
+     * Checks whether the discount has a start date.
+     *
+     * @since 1.0.15
+     * @return bool
+     */
+    public function has_start_date() {
+        $date = $this->get_start_date();
+        return ! empty( $date );
+    }
+
+    /**
+     * Checks the discount start date.
+     *
+     * @since 1.0.15
+     * @return bool
+     */
+    public function has_started() {
+        $started = $this->has_start_date() ? true : current_time( 'timestamp' ) > strtotime( $this->get_start_date() );
+        return apply_filters( 'wpinv_is_discount_started', $started, $this->ID, $this, $this->code );
+    }
+
+    /**
+     * Checks the discount has allowed items or not.
+     *
+     * @since 1.0.15
+     * @return bool
+     */
+    public function has_allowed_items() {
+        $allowed_items = $this->get_allowed_items();
+        return empty( $allowed_items );
+    }
+
+    /**
+     * Checks the discount has excluded items or not.
+     *
+     * @since 1.0.15
+     * @return bool
+     */
+    public function has_excluded_items() {
+        $excluded_items = $this->get_excluded_items();
+        return empty( $excluded_items );
+    }
+
+    /**
+     * Check if a discount is valid for a given item id.
+     *
+     * @param  int|int[]  $item_ids
+     * @since 1.0.15
+     * @return boolean
+     */
+    public function is_valid_for_items( $item_ids ) {
+
+        $item_ids = array_map( 'intval',  wpinv_parse_list( $item_ids ) );
+        $included = array_intersect( $item_ids, $this->get_allowed_items() );
+        $excluded = array_intersect( $item_ids, $this->get_excluded_items() );
+
+        if ( $this->has_excluded_items() && ! empty( $excluded ) ) {
+            return false;
+        }
+
+        if ( $this->has_allowed_items() && empty( $included ) ) {
+            return false;
+        }
+        return true;
+    }
+
+    /**
+     * Check if a discount is valid for the given amount
+     *
+     * @param  float  $amount The amount to check against
+     * @since 1.0.15
+     * @return boolean
+     */
+    public function is_valid_for_amount( $amount ) {
+        return $this->is_minimum_amount_met( $amount ) && $this->is_maximum_amount_met( $amount );
+    }
+
+    /**
+     * Checks if the minimum amount is set
+     *
+     * @since 1.0.15
+     * @return boolean
+     */
+    public function has_minimum_amount() {
+        $minimum = $this->get_minimum_total();
+        return ! empty( $minimum );
+    }
+
+    /**
+     * Checks if the minimum amount is met
+     *
+     * @param  float  $amount The amount to check against
+     * @since 1.0.15
+     * @return boolean
+     */
+    public function is_minimum_amount_met( $amount ) {
+        $amount = floatval( wpinv_sanitize_amount( $amount ) );
+        $min_met= ! ( $this->has_minimum_amount() && $amount < floatval( wpinv_sanitize_amount( $this->get_minimum_total() ) ) );
+        return apply_filters( 'wpinv_is_discount_min_met', $min_met, $this->ID, $this, $this->code, $amount );
+    }
+
+    /**
+     * Checks if the maximum amount is set
+     *
+     * @since 1.0.15
+     * @return boolean
+     */
+    public function has_maximum_amount() {
+        $maximum = $this->get_maximum_total();
+        return ! empty( $maximum );
+    }
+
+    /**
+     * Checks if the maximum amount is met
+     *
+     * @param  float  $amount The amount to check against
+     * @since 1.0.15
+     * @return boolean
+     */
+    public function is_maximum_amount_met( $amount ) {
+        $amount = floatval( wpinv_sanitize_amount( $amount ) );
+        $max_met= ! ( $this->has_maximum_amount() && $amount > floatval( wpinv_sanitize_amount( $this->get_maximum_total() ) ) );
+        return apply_filters( 'wpinv_is_discount_max_met', $max_met, $this->ID, $this, $this->code, $amount );
+    }
+
+    /**
+     * Checks if the discount is recurring.
+     *
+     * @since 1.0.15
+     * @return boolean
+     */
+    public function is_recurring() {
+        $recurring = $this->get_is_recurring();
+        return ! empty( $recurring );
+    }
+
+    /**
+     * Checks if the discount is single use.
+     *
+     * @since 1.0.15
+     * @return boolean
+     */
+    public function is_single_use() {
+        $usage = $this->get_is_single_use();
+        return ! empty( $usage );
+    }
+
+    /**
+     * Check if a discount is valid for the given user
+     *
+     * @param  int|string  $user
+     * @since 1.0.15
+     * @return boolean
+     */
+    public function is_valid_for_user( $user ) {
+        global $wpi_checkout_id;
+
+        // Ensure that the discount is single use.
+        if ( empty( $user ) || ! $this->is_single_use() ) {
+            return true;
+        }
+
+        // Prepare the user id.
+        $user_id = 0;
         if ( is_int( $user ) ) {
             $user_id = absint( $user );
         } else if ( is_email( $user ) && $user_data = get_user_by( 'email', $user ) ) {
@@ -1384,135 +1384,135 @@ 
             $user_id = $user_data->ID;
         } else if ( absint( $user ) > 0 ) {
             $user_id = absint( $user );
-		}
+        }
 
-		// Ensure that we have a user.
-		if ( empty( $user_id ) ) {
-			return true;
-		}
+        // Ensure that we have a user.
+        if ( empty( $user_id ) ) {
+            return true;
+        }
 
-		// Get all payments with matching user id.
+        // Get all payments with matching user id.
         $payments = wpinv_get_invoices( array( 'user' => $user_id, 'limit' => false ) );
-		$code     = strtolower( $this->get_code() );
-
-		// For each payment...
-		foreach ( $payments as $payment ) {
-
-			// ... skip the current payment.
-			if ( ! empty( $wpi_checkout_id ) && $wpi_checkout_id == $payment->ID ) {
-				continue;
-			}
-
-			// And failed payments.
-			if ( $payment->has_status( array( 'wpi-cancelled', 'wpi-failed' ) ) ) {
-				continue;
-			}
-
-			// Retrieve all the discounts for the payment.
-			$discounts = $payment->get_discounts( true );
-			if ( empty( $discounts ) ) {
-				continue;
-			}
-
-			// And check if the current discount is amongst them.
-			$discounts = array_map( 'strtolower', wpinv_parse_list( $discounts ) );
-			if ( ! empty( $discounts ) && in_array( $code, $discounts ) ) {
-				return false;
-			}
-		}
-
-		return true;
-	}
-
-	/**
-	 * Deletes the discount from the database
-	 *
-	 * @since 1.0.15
-	 * @return boolean
-	 */
-	public function remove() {
-		return $this->delete();
-	}
-
-	/**
-	 * Increases a discount's usage.
-	 *
-	 * @since 1.0.15
-	 * @param int $by The number of usages to increas by.
-	 * @return int
-	 */
-	public function increase_usage( $by = 1 ) {
-
-		// Abort if zero.
-		if ( empty( $by ) ) {
-			return;
-		}
-
-		// Increase the usage.
-		$this->set_uses( $this->get_uses() + (int) $by );
-
-		// Save the discount.
-		$this->save();
-
-		// Fire relevant hooks.
-		if( (int) $by > 0 ) {
-			do_action( 'wpinv_discount_increase_use_count', $this->uses, $this->ID, $this->code,  absint( $by ) );
-		} else {
-			do_action( 'wpinv_discount_decrease_use_count', $this->uses, $this->ID, $this->code, absint( $by ) );
-		}
-
-		// Return the number of times the discount has been used.
-		return $this->get_uses();
-	}
-
-	/**
-	 * Alias of self::__toString()
-	 *
-	 * @since 1.0.15
-	 * @return string|false
-	 */
-	public function get_data_as_json() {
-		return $this->__toString();
-	}
-
-	/**
-	 * Returns a discount's discounted amount.
-	 *
-	 * @since 1.0.15
-	 * @param float $amount
-	 * @return float
-	 */
-	public function get_discounted_amount( $amount ) {
-
-		// Convert amount to float.
-		$amount = (float) $amount;
-
-		// Get discount amount.
-		$discount_amount = $this->get_amount();
-
-		if ( empty( $discount_amount ) ) {
-			return 0;
-		}
-
-		// Format the amount.
-		$discount_amount = floatval( wpinv_sanitize_amount( $discount_amount ) );
+        $code     = strtolower( $this->get_code() );
+
+        // For each payment...
+        foreach ( $payments as $payment ) {
+
+            // ... skip the current payment.
+            if ( ! empty( $wpi_checkout_id ) && $wpi_checkout_id == $payment->ID ) {
+                continue;
+            }
+
+            // And failed payments.
+            if ( $payment->has_status( array( 'wpi-cancelled', 'wpi-failed' ) ) ) {
+                continue;
+            }
+
+            // Retrieve all the discounts for the payment.
+            $discounts = $payment->get_discounts( true );
+            if ( empty( $discounts ) ) {
+                continue;
+            }
+
+            // And check if the current discount is amongst them.
+            $discounts = array_map( 'strtolower', wpinv_parse_list( $discounts ) );
+            if ( ! empty( $discounts ) && in_array( $code, $discounts ) ) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    /**
+     * Deletes the discount from the database
+     *
+     * @since 1.0.15
+     * @return boolean
+     */
+    public function remove() {
+        return $this->delete();
+    }
+
+    /**
+     * Increases a discount's usage.
+     *
+     * @since 1.0.15
+     * @param int $by The number of usages to increas by.
+     * @return int
+     */
+    public function increase_usage( $by = 1 ) {
+
+        // Abort if zero.
+        if ( empty( $by ) ) {
+            return;
+        }
+
+        // Increase the usage.
+        $this->set_uses( $this->get_uses() + (int) $by );
+
+        // Save the discount.
+        $this->save();
+
+        // Fire relevant hooks.
+        if( (int) $by > 0 ) {
+            do_action( 'wpinv_discount_increase_use_count', $this->uses, $this->ID, $this->code,  absint( $by ) );
+        } else {
+            do_action( 'wpinv_discount_decrease_use_count', $this->uses, $this->ID, $this->code, absint( $by ) );
+        }
+
+        // Return the number of times the discount has been used.
+        return $this->get_uses();
+    }
+
+    /**
+     * Alias of self::__toString()
+     *
+     * @since 1.0.15
+     * @return string|false
+     */
+    public function get_data_as_json() {
+        return $this->__toString();
+    }
+
+    /**
+     * Returns a discount's discounted amount.
+     *
+     * @since 1.0.15
+     * @param float $amount
+     * @return float
+     */
+    public function get_discounted_amount( $amount ) {
+
+        // Convert amount to float.
+        $amount = (float) $amount;
+
+        // Get discount amount.
+        $discount_amount = $this->get_amount();
+
+        if ( empty( $discount_amount ) ) {
+            return 0;
+        }
+
+        // Format the amount.
+        $discount_amount = floatval( wpinv_sanitize_amount( $discount_amount ) );
 		
-		// If this is a percentage discount.
-		if ( $this->is_type( 'percent' ) ) {
+        // If this is a percentage discount.
+        if ( $this->is_type( 'percent' ) ) {
             $discount_amount = $amount * ( $discount_amount / 100 );
-		}
+        }
 
-		// Discount can not be less than zero...
-		if ( $discount_amount < 0 ) {
-			$discount_amount = 0;
-		}
+        // Discount can not be less than zero...
+        if ( $discount_amount < 0 ) {
+            $discount_amount = 0;
+        }
 
-		// ... or more than the amount.
-		if ( $discount_amount > $amount ) {
-			$discount_amount = $amount;
-		}
+        // ... or more than the amount.
+        if ( $discount_amount > $amount ) {
+            $discount_amount = $amount;
+        }
 
-		return apply_filters( 'wpinv_discount_total_discount_amount', $discount_amount, $amount, $this );
-	}
+        return apply_filters( 'wpinv_discount_total_discount_amount', $discount_amount, $amount, $this );
+    }
 
 }

Spacing +296 added lines, -296 removed lines

@@ -5,7 +5,7 @@ 
  * @since   1.0.15
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Discount class.
@@ -13,7 +13,7 @@ 
  * @since 1.0.15
  *
  */
-class WPInv_Discount extends GetPaid_Data  {
+class WPInv_Discount extends GetPaid_Data {
 
 	/**
 	 * Which data store to load.
@@ -79,35 +79,35 @@ 
 	 *
 	 * @param int|array|string|WPInv_Discount|WP_Post $discount discount data, object, ID or code.
 	 */
-	public function __construct( $discount = 0 ) {
-		parent::__construct( $discount );
+	public function __construct($discount = 0) {
+		parent::__construct($discount);
 
-		if ( is_numeric( $discount ) && 'wpi_discount' === get_post_type( $discount ) ) {
-			$this->set_id( $discount );
-		} elseif ( $discount instanceof self ) {
-			$this->set_id( $discount->get_id() );
-		} elseif ( ! empty( $discount->ID ) ) {
-			$this->set_id( $discount->ID );
-		} elseif ( is_array( $discount ) ) {
-			$this->set_props( $discount );
+		if (is_numeric($discount) && 'wpi_discount' === get_post_type($discount)) {
+			$this->set_id($discount);
+		} elseif ($discount instanceof self) {
+			$this->set_id($discount->get_id());
+		} elseif (!empty($discount->ID)) {
+			$this->set_id($discount->ID);
+		} elseif (is_array($discount)) {
+			$this->set_props($discount);
 
-			if ( isset( $discount['ID'] ) ) {
-				$this->set_id( $discount['ID'] );
+			if (isset($discount['ID'])) {
+				$this->set_id($discount['ID']);
 			}
 
-		} elseif ( is_scalar( $discount ) && $discount = self::get_discount_id_by_code( $discount ) ) {
-			$this->set_id( $discount );
+		} elseif (is_scalar($discount) && $discount = self::get_discount_id_by_code($discount)) {
+			$this->set_id($discount);
 		} else {
-			$this->set_object_read( true );
+			$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 ) {
-            $this->post = get_post( $this->get_id() );
+		if ($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);
         }
 
 	}
@@ -123,50 +123,50 @@ 
 	 * @since 1.0.15
 	 * @return array|bool array of discount details on success. False otherwise.
 	 */
-	public static function get_data_by( $field, $value ) {
+	public static function get_data_by($field, $value) {
 
-		if ( 'id' == strtolower( $field ) ) {
+		if ('id' == strtolower($field)) {
 			// Make sure the value is numeric to avoid casting objects, for example,
 			// to int 1.
-			if ( ! is_numeric( $value ) )
+			if (!is_numeric($value))
 				return false;
-			$value = intval( $value );
-			if ( $value < 1 )
+			$value = intval($value);
+			if ($value < 1)
 				return false;
 		}
 
-		if ( ! $value || ! is_string( $field ) ) {
+		if (!$value || !is_string($field)) {
 			return false;
 		}
 
-		$field = trim( $field );
+		$field = trim($field);
 
 		// prepare query args
-		switch ( strtolower( $field ) ) {
+		switch (strtolower($field)) {
 			case 'id':
 				$discount_id = $value;
-				$args		 = array( 'include' => array( $value ) );
+				$args = array('include' => array($value));
 				break;
 			case 'discount_code':
 			case 'code':
-				$value       = trim( $value );
-				$discount_id = wp_cache_get( $value, 'WPInv_Discount_Codes' );
-				$args		 = array( 'meta_key' => '_wpi_discount_code', 'meta_value' => $value );
+				$value       = trim($value);
+				$discount_id = wp_cache_get($value, 'WPInv_Discount_Codes');
+				$args = array('meta_key' => '_wpi_discount_code', 'meta_value' => $value);
 				break;
 			case 'name':
 				$discount_id = 0;
-				$args		 = array( 'name' => trim( $value ) );
+				$args		 = array('name' => trim($value));
 				break;
 			default:
-				$args		 = apply_filters( "wpinv_discount_get_data_by_{$field}_args", null, $value );
-				if ( ! is_array( $args ) ) {
-					return apply_filters( "wpinv_discount_get_data_by_$field", false, $value );
+				$args		 = apply_filters("wpinv_discount_get_data_by_{$field}_args", null, $value);
+				if (!is_array($args)) {
+					return apply_filters("wpinv_discount_get_data_by_$field", false, $value);
 				}
 
 		}
 
 		// Check if there is a cached value.
-		if ( ! empty( $discount_id ) && $discount = wp_cache_get( (int) $discount_id, 'WPInv_Discounts' ) ) {
+		if (!empty($discount_id) && $discount = wp_cache_get((int) $discount_id, 'WPInv_Discounts')) {
 			return $discount;
 		}
 
@@ -175,13 +175,13 @@ 
 			array(
 				'post_type'      => 'wpi_discount',
 				'posts_per_page' => 1,
-				'post_status'    => array( 'publish', 'pending', 'draft', 'expired' )
+				'post_status'    => array('publish', 'pending', 'draft', 'expired')
 			)
 		);
 
-		$discount = get_posts( $args );
+		$discount = get_posts($args);
 
-		if( empty( $discount ) ) {
+		if (empty($discount)) {
 			return false;
 		}
 
@@ -190,30 +190,30 @@ 
 		// Prepare the return data.
 		$return = array(
             'ID'                          => $discount->ID,
-            'code'                        => get_post_meta( $discount->ID, '_wpi_discount_code', true ),
-            'amount'                      => get_post_meta( $discount->ID, '_wpi_discount_amount', true ),
+            'code'                        => get_post_meta($discount->ID, '_wpi_discount_code', true),
+            'amount'                      => get_post_meta($discount->ID, '_wpi_discount_amount', true),
             'date_created'                => $discount->post_date,
 			'date_modified'               => $discount->post_modified,
 			'status'               		  => $discount->post_status,
-			'start'                  	  => get_post_meta( $discount->ID, '_wpi_discount_start', true ),
-            'expiration'                  => get_post_meta( $discount->ID, '_wpi_discount_expiration', true ),
-            'type'               		  => get_post_meta( $discount->ID, '_wpi_discount_type', true ),
+			'start'                  	  => get_post_meta($discount->ID, '_wpi_discount_start', true),
+            'expiration'                  => get_post_meta($discount->ID, '_wpi_discount_expiration', true),
+            'type'               		  => get_post_meta($discount->ID, '_wpi_discount_type', true),
             'description'                 => $discount->post_excerpt,
-            'uses'                 		  => get_post_meta( $discount->ID, '_wpi_discount_uses', true ),
-            'is_single_use'               => get_post_meta( $discount->ID, '_wpi_discount_is_single_use', true ),
-            'items'              	      => get_post_meta( $discount->ID, '_wpi_discount_items', true ),
-            'excluded_items'              => get_post_meta( $discount->ID, '_wpi_discount_excluded_items', true ),
-            'max_uses'                    => get_post_meta( $discount->ID, '_wpi_discount_max_uses', true ),
-            'is_recurring'                => get_post_meta( $discount->ID, '_wpi_discount_is_recurring', true ),
-            'min_total'                   => get_post_meta( $discount->ID, '_wpi_discount_min_total', true ),
-            'max_total'                   => get_post_meta( $discount->ID, '_wpi_discount_max_total', true ),
+            'uses'                 		  => get_post_meta($discount->ID, '_wpi_discount_uses', true),
+            'is_single_use'               => get_post_meta($discount->ID, '_wpi_discount_is_single_use', true),
+            'items'              	      => get_post_meta($discount->ID, '_wpi_discount_items', true),
+            'excluded_items'              => get_post_meta($discount->ID, '_wpi_discount_excluded_items', true),
+            'max_uses'                    => get_post_meta($discount->ID, '_wpi_discount_max_uses', true),
+            'is_recurring'                => get_post_meta($discount->ID, '_wpi_discount_is_recurring', true),
+            'min_total'                   => get_post_meta($discount->ID, '_wpi_discount_min_total', true),
+            'max_total'                   => get_post_meta($discount->ID, '_wpi_discount_max_total', true),
         );
 
-		$return = apply_filters( 'wpinv_discount_properties', $return );
+		$return = apply_filters('wpinv_discount_properties', $return);
 
 		// Update the cache with our data
-		wp_cache_add( $discount->ID, $return, 'WPInv_Discounts' );
-		wp_cache_add( $return['code'], $discount->ID, 'WPInv_Discount_Codes' );
+		wp_cache_add($discount->ID, $return, 'WPInv_Discounts');
+		wp_cache_add($return['code'], $discount->ID, 'WPInv_Discount_Codes');
 
 		return $return;
 	}
@@ -227,19 +227,19 @@ 
 	 * @since 1.0.15
 	 * @return int
 	 */
-	public static function get_discount_id_by_code( $discount_code ) {
+	public static function get_discount_id_by_code($discount_code) {
 
 		// Trim the code.
-		$discount_code = trim( $discount_code );
+		$discount_code = trim($discount_code);
 
 		// Ensure a value has been passed.
-		if ( empty( $discount_code ) ) {
+		if (empty($discount_code)) {
 			return 0;
 		}
 
 		// Maybe retrieve from the cache.
-		$discount_id   = wp_cache_get( $discount_code, 'getpaid_discount_codes' );
-		if ( ! empty( $discount_id ) ) {
+		$discount_id = wp_cache_get($discount_code, 'getpaid_discount_codes');
+		if (!empty($discount_id)) {
 			return $discount_id;
 		}
 
@@ -250,19 +250,19 @@ 
 				'meta_value'     => $discount_code,
 				'post_type'      => 'wpi_discount',
 				'posts_per_page' => 1,
-				'post_status'    => array( 'publish', 'pending', 'draft', 'expired' ),
+				'post_status'    => array('publish', 'pending', 'draft', 'expired'),
 				'fields'         => 'ids',
 			)
 		);
 
-		if ( empty( $discounts ) ) {
+		if (empty($discounts)) {
 			return 0;
 		}
 
 		$discount_id = $discounts[0];
 
 		// Update the cache with our data
-		wp_cache_add( get_post_meta( $discount_id, '_wpi_discount_code', true ), $discount_id, 'getpaid_discount_codes' );
+		wp_cache_add(get_post_meta($discount_id, '_wpi_discount_code', true), $discount_id, 'getpaid_discount_codes');
 
 		return $discount_id;
 	}
@@ -275,8 +275,8 @@ 
 	 *
 	 * @return bool Whether the given discount field is set.
 	 */
-	public function __isset( $key ){
-		return isset( $this->data[$key] ) || method_exists( $this, "get_$key");
+	public function __isset($key) {
+		return isset($this->data[$key]) || method_exists($this, "get_$key");
 	}
 
 	/*
@@ -301,8 +301,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_status( $context = 'view' ) {
-		return $this->get_prop( 'status', $context );
+	public function get_status($context = 'view') {
+		return $this->get_prop('status', $context);
     }
 
     /**
@@ -312,8 +312,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_version( $context = 'view' ) {
-		return $this->get_prop( 'version', $context );
+	public function get_version($context = 'view') {
+		return $this->get_prop('version', $context);
     }
 
     /**
@@ -323,8 +323,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_created( $context = 'view' ) {
-		return $this->get_prop( 'date_created', $context );
+	public function get_date_created($context = 'view') {
+		return $this->get_prop('date_created', $context);
     }
 
     /**
@@ -334,11 +334,11 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_created_gmt( $context = 'view' ) {
-        $date = $this->get_date_created( $context );
+	public function get_date_created_gmt($context = 'view') {
+        $date = $this->get_date_created($context);
 
-        if ( $date ) {
-            $date = get_gmt_from_date( $date );
+        if ($date) {
+            $date = get_gmt_from_date($date);
         }
 		return $date;
     }
@@ -350,8 +350,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_modified( $context = 'view' ) {
-		return $this->get_prop( 'date_modified', $context );
+	public function get_date_modified($context = 'view') {
+		return $this->get_prop('date_modified', $context);
     }
 
     /**
@@ -361,11 +361,11 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_modified_gmt( $context = 'view' ) {
-        $date = $this->get_date_modified( $context );
+	public function get_date_modified_gmt($context = 'view') {
+        $date = $this->get_date_modified($context);
 
-        if ( $date ) {
-            $date = get_gmt_from_date( $date );
+        if ($date) {
+            $date = get_gmt_from_date($date);
         }
 		return $date;
     }
@@ -377,8 +377,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_name( $context = 'view' ) {
-		return $this->get_prop( 'name', $context );
+	public function get_name($context = 'view') {
+		return $this->get_prop('name', $context);
     }
 
     /**
@@ -388,8 +388,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_title( $context = 'view' ) {
-		return $this->get_name( $context );
+	public function get_title($context = 'view') {
+		return $this->get_name($context);
     }
 
     /**
@@ -399,8 +399,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_description( $context = 'view' ) {
-		return $this->get_prop( 'description', $context );
+	public function get_description($context = 'view') {
+		return $this->get_prop('description', $context);
     }
 
     /**
@@ -410,8 +410,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_excerpt( $context = 'view' ) {
-		return $this->get_description( $context );
+	public function get_excerpt($context = 'view') {
+		return $this->get_description($context);
     }
 
     /**
@@ -421,8 +421,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_summary( $context = 'view' ) {
-		return $this->get_description( $context );
+	public function get_summary($context = 'view') {
+		return $this->get_description($context);
     }
 
     /**
@@ -432,8 +432,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_author( $context = 'view' ) {
-		return (int) $this->get_prop( 'author', $context );
+	public function get_author($context = 'view') {
+		return (int) $this->get_prop('author', $context);
 	}
 	
 	/**
@@ -443,8 +443,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_code( $context = 'view' ) {
-		return $this->get_prop( 'code', $context );
+	public function get_code($context = 'view') {
+		return $this->get_prop('code', $context);
 	}
 	
 	/**
@@ -454,8 +454,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_coupon_code( $context = 'view' ) {
-		return $this->get_code( $context );
+	public function get_coupon_code($context = 'view') {
+		return $this->get_code($context);
 	}
 	
 	/**
@@ -465,8 +465,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_discount_code( $context = 'view' ) {
-		return $this->get_code( $context );
+	public function get_discount_code($context = 'view') {
+		return $this->get_code($context);
 	}
 	
 	/**
@@ -476,8 +476,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_amount( $context = 'view' ) {
-		return $this->get_prop( 'amount', $context );
+	public function get_amount($context = 'view') {
+		return $this->get_prop('amount', $context);
 	}
 
 	/**
@@ -488,13 +488,13 @@ 
 	 */
 	public function get_formatted_amount() {
 
-		if ( $this->is_type( 'flat' ) ) {
-			$rate = wpinv_price( wpinv_format_amount( $this->get_amount() ) );
+		if ($this->is_type('flat')) {
+			$rate = wpinv_price(wpinv_format_amount($this->get_amount()));
 		} else {
 			$rate = $this->get_amount() . '%';
 		}
 
-		return apply_filters( 'wpinv_format_discount_rate', $rate, $this->get_type(), $this->get_amount() );
+		return apply_filters('wpinv_format_discount_rate', $rate, $this->get_type(), $this->get_amount());
 	}
 	
 	/**
@@ -504,8 +504,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_start( $context = 'view' ) {
-		return $this->get_prop( 'start', $context );
+	public function get_start($context = 'view') {
+		return $this->get_prop('start', $context);
 	}
 	
 	/**
@@ -515,8 +515,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_start_date( $context = 'view' ) {
-		return $this->get_start( $context );
+	public function get_start_date($context = 'view') {
+		return $this->get_start($context);
 	}
 	
 	/**
@@ -526,8 +526,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_expiration( $context = 'view' ) {
-		return $this->get_prop( 'expiration', $context );
+	public function get_expiration($context = 'view') {
+		return $this->get_prop('expiration', $context);
 	}
 	
 	/**
@@ -537,8 +537,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_expiration_date( $context = 'view' ) {
-		return $this->get_expiration( $context );
+	public function get_expiration_date($context = 'view') {
+		return $this->get_expiration($context);
 	}
 
 	/**
@@ -548,8 +548,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_end_date( $context = 'view' ) {
-		return $this->get_expiration( $context );
+	public function get_end_date($context = 'view') {
+		return $this->get_expiration($context);
 	}
 	
 	/**
@@ -559,8 +559,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_type( $context = 'view' ) {
-		return $this->get_prop( 'type', $context );
+	public function get_type($context = 'view') {
+		return $this->get_prop('type', $context);
 	}
 
 	/**
@@ -570,8 +570,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_uses( $context = 'view' ) {
-		return (int) $this->get_prop( 'uses', $context );
+	public function get_uses($context = 'view') {
+		return (int) $this->get_prop('uses', $context);
 	}
 
 	/**
@@ -582,7 +582,7 @@ 
 	 */
 	public function get_usage() {
 
-		if ( ! $this->has_limit() ) {
+		if (!$this->has_limit()) {
 			return $this->get_uses() . ' / ' . ' &infin;';
 		}
 
@@ -597,9 +597,9 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_max_uses( $context = 'view' ) {
-		$max_uses = $this->get_prop( 'max_uses', $context );
-		return empty( $max_uses ) ? null : $max_uses;
+	public function get_max_uses($context = 'view') {
+		$max_uses = $this->get_prop('max_uses', $context);
+		return empty($max_uses) ? null : $max_uses;
 	}
 
 	/**
@@ -609,8 +609,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return bool
 	 */
-	public function get_is_single_use( $context = 'view' ) {
-		return $this->get_prop( 'is_single_use', $context );
+	public function get_is_single_use($context = 'view') {
+		return $this->get_prop('is_single_use', $context);
 	}
 
 	/**
@@ -620,8 +620,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return array
 	 */
-	public function get_items( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'items', $context ) );
+	public function get_items($context = 'view') {
+		return wpinv_parse_list($this->get_prop('items', $context));
 	}
 
 	/**
@@ -631,8 +631,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return array
 	 */
-	public function get_allowed_items( $context = 'view' ) {
-		return $this->get_items( $context );
+	public function get_allowed_items($context = 'view') {
+		return $this->get_items($context);
 	}
 
 	/**
@@ -642,8 +642,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return array
 	 */
-	public function get_excluded_items( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'excluded_items', $context ) );
+	public function get_excluded_items($context = 'view') {
+		return wpinv_parse_list($this->get_prop('excluded_items', $context));
 	}
 
 	/**
@@ -653,8 +653,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int|string|bool
 	 */
-	public function get_is_recurring( $context = 'view' ) {
-		return $this->get_prop( 'is_recurring', $context );
+	public function get_is_recurring($context = 'view') {
+		return $this->get_prop('is_recurring', $context);
 	}
 
 	/**
@@ -664,9 +664,9 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_min_total( $context = 'view' ) {
-		$minimum = $this->get_prop( 'min_total', $context );
-		return empty( $minimum ) ? null : $minimum;
+	public function get_min_total($context = 'view') {
+		$minimum = $this->get_prop('min_total', $context);
+		return empty($minimum) ? null : $minimum;
 	}
 
 	/**
@@ -676,8 +676,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_minimum_total( $context = 'view' ) {
-		return $this->get_min_total( $context );
+	public function get_minimum_total($context = 'view') {
+		return $this->get_min_total($context);
 	}
 
 	/**
@@ -687,9 +687,9 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_max_total( $context = 'view' ) {
-		$maximum = $this->get_prop( 'max_total', $context );
-		return empty( $maximum ) ? null : $maximum;
+	public function get_max_total($context = 'view') {
+		$maximum = $this->get_prop('max_total', $context);
+		return empty($maximum) ? null : $maximum;
 	}
 
 	/**
@@ -699,8 +699,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_maximum_total( $context = 'view' ) {
-		return $this->get_max_total( $context );
+	public function get_maximum_total($context = 'view') {
+		return $this->get_max_total($context);
 	}
 
 	/**
@@ -713,8 +713,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return mixed Value of the given discount property (if set).
 	 */
-	public function get( $key, $context = 'view' ) {
-        return $this->get_prop( $key, $context );
+	public function get($key, $context = 'view') {
+        return $this->get_prop($key, $context);
 	}
 
 	/*
@@ -734,10 +734,10 @@ 
 	 * @param  string $status New status.
 	 * @return array details of change.
 	 */
-	public function set_status( $status ) {
+	public function set_status($status) {
         $old_status = $this->get_status();
 
-        $this->set_prop( 'status', $status );
+        $this->set_prop('status', $status);
 
 		return array(
 			'from' => $old_status,
@@ -750,8 +750,8 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function set_version( $value ) {
-		$this->set_prop( 'version', $value );
+	public function set_version($value) {
+		$this->set_prop('version', $value);
     }
 
     /**
@@ -761,11 +761,11 @@ 
 	 * @param string $value Value to set.
      * @return bool Whether or not the date was set.
 	 */
-	public function set_date_created( $value ) {
-        $date = strtotime( $value );
+	public function set_date_created($value) {
+        $date = strtotime($value);
 
-        if ( $date ) {
-            $this->set_prop( 'date_created', date( 'Y-m-d H:i:s', $date ) );
+        if ($date) {
+            $this->set_prop('date_created', date('Y-m-d H:i:s', $date));
             return true;
         }
 
@@ -780,11 +780,11 @@ 
 	 * @param string $value Value to set.
      * @return bool Whether or not the date was set.
 	 */
-	public function set_date_modified( $value ) {
-        $date = strtotime( $value );
+	public function set_date_modified($value) {
+        $date = strtotime($value);
 
-        if ( $date ) {
-            $this->set_prop( 'date_modified', date( 'Y-m-d H:i:s', $date ) );
+        if ($date) {
+            $this->set_prop('date_modified', date('Y-m-d H:i:s', $date));
             return true;
         }
 
@@ -798,9 +798,9 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New name.
 	 */
-	public function set_name( $value ) {
-        $name = sanitize_text_field( $value );
-		$this->set_prop( 'name', $name );
+	public function set_name($value) {
+        $name = sanitize_text_field($value);
+		$this->set_prop('name', $name);
     }
 
     /**
@@ -809,8 +809,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New name.
 	 */
-	public function set_title( $value ) {
-		$this->set_name( $value );
+	public function set_title($value) {
+		$this->set_name($value);
     }
 
     /**
@@ -819,9 +819,9 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New description.
 	 */
-	public function set_description( $value ) {
-        $description = wp_kses_post( $value );
-		return $this->set_prop( 'description', $description );
+	public function set_description($value) {
+        $description = wp_kses_post($value);
+		return $this->set_prop('description', $description);
     }
 
     /**
@@ -830,8 +830,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New description.
 	 */
-	public function set_excerpt( $value ) {
-		$this->set_description( $value );
+	public function set_excerpt($value) {
+		$this->set_description($value);
     }
 
     /**
@@ -840,8 +840,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New description.
 	 */
-	public function set_summary( $value ) {
-		$this->set_description( $value );
+	public function set_summary($value) {
+		$this->set_description($value);
     }
 
     /**
@@ -850,8 +850,8 @@ 
 	 * @since 1.0.19
 	 * @param  int $value New author.
 	 */
-	public function set_author( $value ) {
-		$this->set_prop( 'author', (int) $value );
+	public function set_author($value) {
+		$this->set_prop('author', (int) $value);
 	}
 	
 	/**
@@ -860,9 +860,9 @@ 
 	 * @since 1.0.19
 	 * @param string $value New discount code.
 	 */
-	public function set_code( $value ) {
-		$code = sanitize_text_field( $value );
-		$this->set_prop( 'code', $code );
+	public function set_code($value) {
+		$code = sanitize_text_field($value);
+		$this->set_prop('code', $code);
 	}
 	
 	/**
@@ -871,8 +871,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value New discount code.
 	 */
-	public function set_coupon_code( $value ) {
-		$this->set_code( $value );
+	public function set_coupon_code($value) {
+		$this->set_code($value);
 	}
 	
 	/**
@@ -881,8 +881,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value New discount code.
 	 */
-	public function set_discount_code( $value ) {
-		$this->set_code( $value );
+	public function set_discount_code($value) {
+		$this->set_code($value);
 	}
 	
 	/**
@@ -891,9 +891,9 @@ 
 	 * @since 1.0.19
 	 * @param float $value New discount code.
 	 */
-	public function set_amount( $value ) {
-		$amount = floatval( wpinv_sanitize_amount( $value ) );
-		$this->set_prop( 'amount', $amount );
+	public function set_amount($value) {
+		$amount = floatval(wpinv_sanitize_amount($value));
+		$this->set_prop('amount', $amount);
 	}
 
 	/**
@@ -902,15 +902,15 @@ 
 	 * @since 1.0.19
 	 * @param float $value New start date.
 	 */
-	public function set_start( $value ) {
-		$date = strtotime( $value );
+	public function set_start($value) {
+		$date = strtotime($value);
 
-        if ( $date ) {
-            $this->set_prop( 'start', date( 'Y-m-d H:i', $date ) );
+        if ($date) {
+            $this->set_prop('start', date('Y-m-d H:i', $date));
             return true;
 		}
 		
-		$this->set_prop( 'start', '' );
+		$this->set_prop('start', '');
 
         return false;
 	}
@@ -921,8 +921,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value New start date.
 	 */
-	public function set_start_date( $value ) {
-		$this->set_start( $value );
+	public function set_start_date($value) {
+		$this->set_start($value);
 	}
 
 	/**
@@ -931,15 +931,15 @@ 
 	 * @since 1.0.19
 	 * @param float $value New expiration date.
 	 */
-	public function set_expiration( $value ) {
-		$date = strtotime( $value );
+	public function set_expiration($value) {
+		$date = strtotime($value);
 
-        if ( $date ) {
-            $this->set_prop( 'expiration', date( 'Y-m-d H:i', $date ) );
+        if ($date) {
+            $this->set_prop('expiration', date('Y-m-d H:i', $date));
             return true;
         }
 
-		$this->set_prop( 'expiration', '' );
+		$this->set_prop('expiration', '');
         return false;
 	}
 
@@ -949,8 +949,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value New expiration date.
 	 */
-	public function set_expiration_date( $value ) {
-		$this->set_expiration( $value );
+	public function set_expiration_date($value) {
+		$this->set_expiration($value);
 	}
 
 	/**
@@ -959,8 +959,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value New expiration date.
 	 */
-	public function set_end_date( $value ) {
-		$this->set_expiration( $value );
+	public function set_end_date($value) {
+		$this->set_expiration($value);
 	}
 
 	/**
@@ -969,9 +969,9 @@ 
 	 * @since 1.0.19
 	 * @param string $value New discount type.
 	 */
-	public function set_type( $value ) {
-		if ( $value && array_key_exists( sanitize_text_field( $value ), wpinv_get_discount_types() ) ) {
-			$this->set_prop( 'type', sanitize_text_field( $value ) );
+	public function set_type($value) {
+		if ($value && array_key_exists(sanitize_text_field($value), wpinv_get_discount_types())) {
+			$this->set_prop('type', sanitize_text_field($value));
 		}
 	}
 
@@ -981,15 +981,15 @@ 
 	 * @since 1.0.19
 	 * @param int $value usage count.
 	 */
-	public function set_uses( $value ) {
+	public function set_uses($value) {
 
 		$value = (int) $value;
 
-		if ( $value < 0 ) {
+		if ($value < 0) {
 			$value = 0;
 		}
 
-		$this->set_prop( 'uses', (int) $value );
+		$this->set_prop('uses', (int) $value);
 	}
 
 	/**
@@ -998,8 +998,8 @@ 
 	 * @since 1.0.19
 	 * @param int $value maximum usage count.
 	 */
-	public function set_max_uses( $value ) {
-		$this->set_prop( 'max_uses', absint( $value ) );
+	public function set_max_uses($value) {
+		$this->set_prop('max_uses', absint($value));
 	}
 
 	/**
@@ -1008,8 +1008,8 @@ 
 	 * @since 1.0.19
 	 * @param int|bool $value is single use.
 	 */
-	public function set_is_single_use( $value ) {
-		$this->set_prop( 'is_single_use', (bool) $value );
+	public function set_is_single_use($value) {
+		$this->set_prop('is_single_use', (bool) $value);
 	}
 
 	/**
@@ -1018,8 +1018,8 @@ 
 	 * @since 1.0.19
 	 * @param array $value items.
 	 */
-	public function set_items( $value ) {
-		$this->set_prop( 'items', wpinv_parse_list( $value ) );
+	public function set_items($value) {
+		$this->set_prop('items', wpinv_parse_list($value));
 	}
 
 	/**
@@ -1028,8 +1028,8 @@ 
 	 * @since 1.0.19
 	 * @param array $value items.
 	 */
-	public function set_allowed_items( $value ) {
-		$this->set_items( $value );
+	public function set_allowed_items($value) {
+		$this->set_items($value);
 	}
 
 	/**
@@ -1038,8 +1038,8 @@ 
 	 * @since 1.0.19
 	 * @param array $value items.
 	 */
-	public function set_excluded_items( $value ) {
-		$this->set_prop( 'excluded_items', wpinv_parse_list( $value ) );
+	public function set_excluded_items($value) {
+		$this->set_prop('excluded_items', wpinv_parse_list($value));
 	}
 
 	/**
@@ -1048,8 +1048,8 @@ 
 	 * @since 1.0.19
 	 * @param int|bool $value is recurring.
 	 */
-	public function set_is_recurring( $value ) {
-		$this->set_prop( 'is_recurring', (bool) $value );
+	public function set_is_recurring($value) {
+		$this->set_prop('is_recurring', (bool) $value);
 	}
 
 	/**
@@ -1058,8 +1058,8 @@ 
 	 * @since 1.0.19
 	 * @param float $value minimum total.
 	 */
-	public function set_min_total( $value ) {
-		$this->set_prop( 'min_total', (float) wpinv_sanitize_amount( $value ) );
+	public function set_min_total($value) {
+		$this->set_prop('min_total', (float) wpinv_sanitize_amount($value));
 	}
 
 	/**
@@ -1068,8 +1068,8 @@ 
 	 * @since 1.0.19
 	 * @param float $value minimum total.
 	 */
-	public function set_minimum_total( $value ) {
-		$this->set_min_total( $value );
+	public function set_minimum_total($value) {
+		$this->set_min_total($value);
 	}
 
 	/**
@@ -1078,8 +1078,8 @@ 
 	 * @since 1.0.19
 	 * @param float $value maximum total.
 	 */
-	public function set_max_total( $value ) {
-		$this->set_prop( 'max_total', (float) wpinv_sanitize_amount( $value ) );
+	public function set_max_total($value) {
+		$this->set_prop('max_total', (float) wpinv_sanitize_amount($value));
 	}
 
 	/**
@@ -1088,23 +1088,23 @@ 
 	 * @since 1.0.19
 	 * @param float $value maximum total.
 	 */
-	public function set_maximum_total( $value ) {
-		$this->set_max_total( $value );
+	public function set_maximum_total($value) {
+		$this->set_max_total($value);
 	}
 
 	/**
 	 * @deprecated
 	 */
-	public function refresh(){}
+	public function refresh() {}
 
 	/**
 	 * @deprecated
 	 *
 	 */
-	public function update_status( $status = 'publish' ){
+	public function update_status($status = 'publish') {
 
-		if ( $this->exists() && $this->get_status() != $status ) {
-			$this->set_status( $status );
+		if ($this->exists() && $this->get_status() != $status) {
+			$this->set_status($status);
 			$this->save();
 		}
 
@@ -1124,9 +1124,9 @@ 
 	 *
 	 * @since 1.0.15
 	 */
-	public function exists(){
+	public function exists() {
 		$id = $this->get_id();
-		return ! empty( $id );
+		return !empty($id);
 	}
 
 	/**
@@ -1137,7 +1137,7 @@ 
 	 * @since 1.0.15
 	 * @return bool
 	 */
-	public function is_type( $type ) {
+	public function is_type($type) {
 		return $this->get_type() == $type;
 	}
 
@@ -1159,7 +1159,7 @@ 
 	 */
 	public function has_limit() {
 		$limit = $this->get_max_uses();
-		return ! empty( $limit );
+		return !empty($limit);
 	}
 
 	/**
@@ -1180,13 +1180,13 @@ 
 	 */
 	public function has_exceeded_limit() {
 
-		if ( ! $this->has_limit() || ! $this->has_uses() ) {
-			$exceeded = false ;
+		if (!$this->has_limit() || !$this->has_uses()) {
+			$exceeded = false;
 		} else {
-			$exceeded = ! ( (int) $this->get_max_uses() < $this->get_uses() );
+			$exceeded = !((int) $this->get_max_uses() < $this->get_uses());
 		}
 
-		return apply_filters( 'wpinv_is_discount_maxed_out', $exceeded, $this->ID, $this, $this->code );
+		return apply_filters('wpinv_is_discount_maxed_out', $exceeded, $this->ID, $this, $this->code);
 	}
 
 	/**
@@ -1197,7 +1197,7 @@ 
 	 */
 	public function has_expiration_date() {
 		$date = $this->get_expiration_date();
-		return ! empty( $date );
+		return !empty($date);
 	}
 
 	/**
@@ -1207,8 +1207,8 @@ 
 	 * @return bool
 	 */
 	public function is_expired() {
-		$expired = $this->has_expiration_date() ? current_time( 'timestamp' ) > strtotime( $this->get_expiration_date() ) : false;
-		return apply_filters( 'wpinv_is_discount_expired', $expired, $this->ID, $this, $this->code );
+		$expired = $this->has_expiration_date() ? current_time('timestamp') > strtotime($this->get_expiration_date()) : false;
+		return apply_filters('wpinv_is_discount_expired', $expired, $this->ID, $this, $this->code);
 	}
 
 	/**
@@ -1219,7 +1219,7 @@ 
 	 */
 	public function has_start_date() {
 		$date = $this->get_start_date();
-		return ! empty( $date );
+		return !empty($date);
 	}
 
 	/**
@@ -1229,8 +1229,8 @@ 
 	 * @return bool
 	 */
 	public function has_started() {
-		$started = $this->has_start_date() ? true : current_time( 'timestamp' ) > strtotime( $this->get_start_date() );
-		return apply_filters( 'wpinv_is_discount_started', $started, $this->ID, $this, $this->code );
+		$started = $this->has_start_date() ? true : current_time('timestamp') > strtotime($this->get_start_date());
+		return apply_filters('wpinv_is_discount_started', $started, $this->ID, $this, $this->code);
 	}
 
 	/**
@@ -1241,7 +1241,7 @@ 
 	 */
 	public function has_allowed_items() {
 		$allowed_items = $this->get_allowed_items();
-		return empty( $allowed_items );
+		return empty($allowed_items);
 	}
 
 	/**
@@ -1252,7 +1252,7 @@ 
 	 */
 	public function has_excluded_items() {
 		$excluded_items = $this->get_excluded_items();
-		return empty( $excluded_items );
+		return empty($excluded_items);
 	}
 
 	/**
@@ -1262,17 +1262,17 @@ 
 	 * @since 1.0.15
 	 * @return boolean
 	 */
-	public function is_valid_for_items( $item_ids ) {
+	public function is_valid_for_items($item_ids) {
 
-		$item_ids = array_map( 'intval',  wpinv_parse_list( $item_ids ) );
-		$included = array_intersect( $item_ids, $this->get_allowed_items() );
-		$excluded = array_intersect( $item_ids, $this->get_excluded_items() );
+		$item_ids = array_map('intval', wpinv_parse_list($item_ids));
+		$included = array_intersect($item_ids, $this->get_allowed_items());
+		$excluded = array_intersect($item_ids, $this->get_excluded_items());
 
-		if ( $this->has_excluded_items() && ! empty( $excluded ) ) {
+		if ($this->has_excluded_items() && !empty($excluded)) {
 			return false;
 		}
 
-		if ( $this->has_allowed_items() && empty( $included ) ) {
+		if ($this->has_allowed_items() && empty($included)) {
 			return false;
 		}
 		return true;
@@ -1285,8 +1285,8 @@ 
 	 * @since 1.0.15
 	 * @return boolean
 	 */
-	public function is_valid_for_amount( $amount ) {
-		return $this->is_minimum_amount_met( $amount ) && $this->is_maximum_amount_met( $amount );
+	public function is_valid_for_amount($amount) {
+		return $this->is_minimum_amount_met($amount) && $this->is_maximum_amount_met($amount);
 	}
 
 	/**
@@ -1297,7 +1297,7 @@ 
 	 */
 	public function has_minimum_amount() {
 		$minimum = $this->get_minimum_total();
-		return ! empty( $minimum );
+		return !empty($minimum);
 	}
 
 	/**
@@ -1307,10 +1307,10 @@ 
 	 * @since 1.0.15
 	 * @return boolean
 	 */
-	public function is_minimum_amount_met( $amount ) {
-		$amount = floatval( wpinv_sanitize_amount( $amount ) );
-		$min_met= ! ( $this->has_minimum_amount() && $amount < floatval( wpinv_sanitize_amount( $this->get_minimum_total() ) ) );
-		return apply_filters( 'wpinv_is_discount_min_met', $min_met, $this->ID, $this, $this->code, $amount );
+	public function is_minimum_amount_met($amount) {
+		$amount = floatval(wpinv_sanitize_amount($amount));
+		$min_met = !($this->has_minimum_amount() && $amount < floatval(wpinv_sanitize_amount($this->get_minimum_total())));
+		return apply_filters('wpinv_is_discount_min_met', $min_met, $this->ID, $this, $this->code, $amount);
 	}
 
 	/**
@@ -1321,7 +1321,7 @@ 
 	 */
 	public function has_maximum_amount() {
 		$maximum = $this->get_maximum_total();
-		return ! empty( $maximum );
+		return !empty($maximum);
 	}
 
 	/**
@@ -1331,10 +1331,10 @@ 
 	 * @since 1.0.15
 	 * @return boolean
 	 */
-	public function is_maximum_amount_met( $amount ) {
-		$amount = floatval( wpinv_sanitize_amount( $amount ) );
-		$max_met= ! ( $this->has_maximum_amount() && $amount > floatval( wpinv_sanitize_amount( $this->get_maximum_total() ) ) );
-		return apply_filters( 'wpinv_is_discount_max_met', $max_met, $this->ID, $this, $this->code, $amount );
+	public function is_maximum_amount_met($amount) {
+		$amount = floatval(wpinv_sanitize_amount($amount));
+		$max_met = !($this->has_maximum_amount() && $amount > floatval(wpinv_sanitize_amount($this->get_maximum_total())));
+		return apply_filters('wpinv_is_discount_max_met', $max_met, $this->ID, $this, $this->code, $amount);
 	}
 
 	/**
@@ -1345,7 +1345,7 @@ 
 	 */
 	public function is_recurring() {
 		$recurring = $this->get_is_recurring();
-		return ! empty( $recurring );
+		return !empty($recurring);
 	}
 
 	/**
@@ -1356,7 +1356,7 @@ 
 	 */
 	public function is_single_use() {
 		$usage = $this->get_is_single_use();
-		return ! empty( $usage );
+		return !empty($usage);
 	}
 
 	/**
@@ -1366,57 +1366,57 @@ 
 	 * @since 1.0.15
 	 * @return boolean
 	 */
-	public function is_valid_for_user( $user ) {
+	public function is_valid_for_user($user) {
 		global $wpi_checkout_id;
 
 		// Ensure that the discount is single use.
-		if ( empty( $user ) || ! $this->is_single_use() ) {
+		if (empty($user) || !$this->is_single_use()) {
 			return true;
 		}
 
 		// Prepare the user id.
 		$user_id = 0;
-        if ( is_int( $user ) ) {
-            $user_id = absint( $user );
-        } else if ( is_email( $user ) && $user_data = get_user_by( 'email', $user ) ) {
+        if (is_int($user)) {
+            $user_id = absint($user);
+        } else if (is_email($user) && $user_data = get_user_by('email', $user)) {
             $user_id = $user_data->ID;
-        } else if ( $user_data = get_user_by( 'login', $user ) ) {
+        } else if ($user_data = get_user_by('login', $user)) {
             $user_id = $user_data->ID;
-        } else if ( absint( $user ) > 0 ) {
-            $user_id = absint( $user );
+        } else if (absint($user) > 0) {
+            $user_id = absint($user);
 		}
 
 		// Ensure that we have a user.
-		if ( empty( $user_id ) ) {
+		if (empty($user_id)) {
 			return true;
 		}
 
 		// Get all payments with matching user id.
-        $payments = wpinv_get_invoices( array( 'user' => $user_id, 'limit' => false ) );
-		$code     = strtolower( $this->get_code() );
+        $payments = wpinv_get_invoices(array('user' => $user_id, 'limit' => false));
+		$code = strtolower($this->get_code());
 
 		// For each payment...
-		foreach ( $payments as $payment ) {
+		foreach ($payments as $payment) {
 
 			// ... skip the current payment.
-			if ( ! empty( $wpi_checkout_id ) && $wpi_checkout_id == $payment->ID ) {
+			if (!empty($wpi_checkout_id) && $wpi_checkout_id == $payment->ID) {
 				continue;
 			}
 
 			// And failed payments.
-			if ( $payment->has_status( array( 'wpi-cancelled', 'wpi-failed' ) ) ) {
+			if ($payment->has_status(array('wpi-cancelled', 'wpi-failed'))) {
 				continue;
 			}
 
 			// Retrieve all the discounts for the payment.
-			$discounts = $payment->get_discounts( true );
-			if ( empty( $discounts ) ) {
+			$discounts = $payment->get_discounts(true);
+			if (empty($discounts)) {
 				continue;
 			}
 
 			// And check if the current discount is amongst them.
-			$discounts = array_map( 'strtolower', wpinv_parse_list( $discounts ) );
-			if ( ! empty( $discounts ) && in_array( $code, $discounts ) ) {
+			$discounts = array_map('strtolower', wpinv_parse_list($discounts));
+			if (!empty($discounts) && in_array($code, $discounts)) {
 				return false;
 			}
 		}
@@ -1441,24 +1441,24 @@ 
 	 * @param int $by The number of usages to increas by.
 	 * @return int
 	 */
-	public function increase_usage( $by = 1 ) {
+	public function increase_usage($by = 1) {
 
 		// Abort if zero.
-		if ( empty( $by ) ) {
+		if (empty($by)) {
 			return;
 		}
 
 		// Increase the usage.
-		$this->set_uses( $this->get_uses() + (int) $by );
+		$this->set_uses($this->get_uses() + (int) $by);
 
 		// Save the discount.
 		$this->save();
 
 		// Fire relevant hooks.
-		if( (int) $by > 0 ) {
-			do_action( 'wpinv_discount_increase_use_count', $this->uses, $this->ID, $this->code,  absint( $by ) );
+		if ((int) $by > 0) {
+			do_action('wpinv_discount_increase_use_count', $this->uses, $this->ID, $this->code, absint($by));
 		} else {
-			do_action( 'wpinv_discount_decrease_use_count', $this->uses, $this->ID, $this->code, absint( $by ) );
+			do_action('wpinv_discount_decrease_use_count', $this->uses, $this->ID, $this->code, absint($by));
 		}
 
 		// Return the number of times the discount has been used.
@@ -1482,7 +1482,7 @@ 
 	 * @param float $amount
 	 * @return float
 	 */
-	public function get_discounted_amount( $amount ) {
+	public function get_discounted_amount($amount) {
 
 		// Convert amount to float.
 		$amount = (float) $amount;
@@ -1490,29 +1490,29 @@ 
 		// Get discount amount.
 		$discount_amount = $this->get_amount();
 
-		if ( empty( $discount_amount ) ) {
+		if (empty($discount_amount)) {
 			return 0;
 		}
 
 		// Format the amount.
-		$discount_amount = floatval( wpinv_sanitize_amount( $discount_amount ) );
+		$discount_amount = floatval(wpinv_sanitize_amount($discount_amount));
 		
 		// If this is a percentage discount.
-		if ( $this->is_type( 'percent' ) ) {
-            $discount_amount = $amount * ( $discount_amount / 100 );
+		if ($this->is_type('percent')) {
+            $discount_amount = $amount * ($discount_amount / 100);
 		}
 
 		// Discount can not be less than zero...
-		if ( $discount_amount < 0 ) {
+		if ($discount_amount < 0) {
 			$discount_amount = 0;
 		}
 
 		// ... or more than the amount.
-		if ( $discount_amount > $amount ) {
+		if ($discount_amount > $amount) {
 			$discount_amount = $amount;
 		}
 
-		return apply_filters( 'wpinv_discount_total_discount_amount', $discount_amount, $amount, $this );
+		return apply_filters('wpinv_discount_total_discount_amount', $discount_amount, $amount, $this);
 	}
 
 }

includes/api/class-wpinv-rest-invoice-controller.php

Indentation +109 added lines, -109 removed lines

@@ -15,116 +15,116 @@
 class WPInv_REST_Invoice_Controller extends GetPaid_REST_Posts_Controller {
 
     /**
-	 * Post type.
-	 *
-	 * @var string
-	 */
-	protected $post_type = 'wpi_invoice';
-
-	/**
-	 * The base of this controller's route.
-	 *
-	 * @since 1.0.13
-	 * @var string
-	 */
-	protected $rest_base = 'invoices';
-
-	/** Contains this controller's class name.
-	 *
-	 * @var string
-	 */
-	public $crud_class = 'WPInv_Invoice';
+     * Post type.
+     *
+     * @var string
+     */
+    protected $post_type = 'wpi_invoice';
 
     /**
-	 * Retrieves the query params for the invoices collection.
-	 *
-	 * @since 1.0.13
-	 *
-	 * @return array Collection parameters.
-	 */
-	public function get_collection_params() {
-
-		$params = array_merge(
-
-			parent::get_collection_params(),
-
-			array(
-
-
-				'customers' => array(
-					'description'       => __( 'Limit result set to invoices for specific user ids.', 'invoicing' ),
-					'type'              => 'array',
-					'items'             => array(
-						'type'          => 'integer',
-					),
-					'default'           => array(),
-					'sanitize_callback' => 'wp_parse_id_list',
-				),
-
-				'exclude_customers'  	=> array(
-					'description' 		=> __( 'Exclude invoices to specific users.', 'invoicing' ),
-					'type'        		=> 'array',
-					'items'       		=> array(
-						'type'          => 'integer',
-					),
-					'default'     		=> array(),
-					'sanitize_callback' => 'wp_parse_id_list',
-				)
-
-			)
-
-		);
-
-		// Filter collection parameters for the invoices controller.
-		return apply_filters( 'getpaid_rest_invoices_collection_params', $params, $this );
-	}
-
-	/**
-	 * Determine the allowed query_vars for a get_items() response and
-	 * prepare for WP_Query.
-	 *
-	 * @param array           $prepared_args Prepared arguments.
-	 * @param WP_REST_Request $request Request object.
-	 * @return array          $query_args
-	 */
-	protected function prepare_items_query( $prepared_args = array(), $request = null ) {
-
-		$query_args = parent::prepare_items_query( $prepared_args );
-
-		// Retrieve invoices for specific customers.
-		if ( ! empty( $request['customers'] ) ) {
-			$query_args['author__in'] = $request['customers'];
-		}
-
-		// Skip invoices for specific customers.
-		if ( ! empty( $request['exclude_customers'] ) ) {
-			$query_args['author__not_in'] = $request['exclude_customers'];
-		}
-
-		return apply_filters( 'getpaid_rest_invoices_prepare_items_query', $query_args, $request, $this );
-
-	}
-
-	/**
-	 * Retrieves a valid list of post statuses.
-	 *
-	 * @since 1.0.15
-	 *
-	 * @return array A list of registered item statuses.
-	 */
-	public function get_post_statuses() {
-		return array_keys( wpinv_get_invoice_statuses( true ) );
-	}
-
-	/**
-	 * Saves a single invoice.
-	 *
-	 * @param WPInv_Invoice $invoice Invoice to save.
-	 * @return WP_Error|WPInv_Invoice
-	 */
-	protected function save_object( $invoice ) {
-		$invoice->recalculate_total();
-		return parent::save_object( $invoice );
-	}
+     * The base of this controller's route.
+     *
+     * @since 1.0.13
+     * @var string
+     */
+    protected $rest_base = 'invoices';
+
+    /** Contains this controller's class name.
+     *
+     * @var string
+     */
+    public $crud_class = 'WPInv_Invoice';
+
+    /**
+     * Retrieves the query params for the invoices collection.
+     *
+     * @since 1.0.13
+     *
+     * @return array Collection parameters.
+     */
+    public function get_collection_params() {
+
+        $params = array_merge(
+
+            parent::get_collection_params(),
+
+            array(
+
+
+                'customers' => array(
+                    'description'       => __( 'Limit result set to invoices for specific user ids.', 'invoicing' ),
+                    'type'              => 'array',
+                    'items'             => array(
+                        'type'          => 'integer',
+                    ),
+                    'default'           => array(),
+                    'sanitize_callback' => 'wp_parse_id_list',
+                ),
+
+                'exclude_customers'  	=> array(
+                    'description' 		=> __( 'Exclude invoices to specific users.', 'invoicing' ),
+                    'type'        		=> 'array',
+                    'items'       		=> array(
+                        'type'          => 'integer',
+                    ),
+                    'default'     		=> array(),
+                    'sanitize_callback' => 'wp_parse_id_list',
+                )
+
+            )
+
+        );
+
+        // Filter collection parameters for the invoices controller.
+        return apply_filters( 'getpaid_rest_invoices_collection_params', $params, $this );
+    }
+
+    /**
+     * Determine the allowed query_vars for a get_items() response and
+     * prepare for WP_Query.
+     *
+     * @param array           $prepared_args Prepared arguments.
+     * @param WP_REST_Request $request Request object.
+     * @return array          $query_args
+     */
+    protected function prepare_items_query( $prepared_args = array(), $request = null ) {
+
+        $query_args = parent::prepare_items_query( $prepared_args );
+
+        // Retrieve invoices for specific customers.
+        if ( ! empty( $request['customers'] ) ) {
+            $query_args['author__in'] = $request['customers'];
+        }
+
+        // Skip invoices for specific customers.
+        if ( ! empty( $request['exclude_customers'] ) ) {
+            $query_args['author__not_in'] = $request['exclude_customers'];
+        }
+
+        return apply_filters( 'getpaid_rest_invoices_prepare_items_query', $query_args, $request, $this );
+
+    }
+
+    /**
+     * Retrieves a valid list of post statuses.
+     *
+     * @since 1.0.15
+     *
+     * @return array A list of registered item statuses.
+     */
+    public function get_post_statuses() {
+        return array_keys( wpinv_get_invoice_statuses( true ) );
+    }
+
+    /**
+     * Saves a single invoice.
+     *
+     * @param WPInv_Invoice $invoice Invoice to save.
+     * @return WP_Error|WPInv_Invoice
+     */
+    protected function save_object( $invoice ) {
+        $invoice->recalculate_total();
+        return parent::save_object( $invoice );
+    }
 
 }

Spacing +12 added lines, -12 removed lines

@@ -5,7 +5,7 @@ 
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * REST API invoices controller class.
@@ -52,7 +52,7 @@ 
 
 
 				'customers' => array(
-					'description'       => __( 'Limit result set to invoices for specific user ids.', 'invoicing' ),
+					'description'       => __('Limit result set to invoices for specific user ids.', 'invoicing'),
 					'type'              => 'array',
 					'items'             => array(
 						'type'          => 'integer',
@@ -62,7 +62,7 @@ 
 				),
 
 				'exclude_customers'  	=> array(
-					'description' 		=> __( 'Exclude invoices to specific users.', 'invoicing' ),
+					'description' 		=> __('Exclude invoices to specific users.', 'invoicing'),
 					'type'        		=> 'array',
 					'items'       		=> array(
 						'type'          => 'integer',
@@ -76,7 +76,7 @@ 
 		);
 
 		// Filter collection parameters for the invoices controller.
-		return apply_filters( 'getpaid_rest_invoices_collection_params', $params, $this );
+		return apply_filters('getpaid_rest_invoices_collection_params', $params, $this);
 	}
 
 	/**
@@ -87,21 +87,21 @@ 
 	 * @param WP_REST_Request $request Request object.
 	 * @return array          $query_args
 	 */
-	protected function prepare_items_query( $prepared_args = array(), $request = null ) {
+	protected function prepare_items_query($prepared_args = array(), $request = null) {
 
-		$query_args = parent::prepare_items_query( $prepared_args );
+		$query_args = parent::prepare_items_query($prepared_args);
 
 		// Retrieve invoices for specific customers.
-		if ( ! empty( $request['customers'] ) ) {
+		if (!empty($request['customers'])) {
 			$query_args['author__in'] = $request['customers'];
 		}
 
 		// Skip invoices for specific customers.
-		if ( ! empty( $request['exclude_customers'] ) ) {
+		if (!empty($request['exclude_customers'])) {
 			$query_args['author__not_in'] = $request['exclude_customers'];
 		}
 
-		return apply_filters( 'getpaid_rest_invoices_prepare_items_query', $query_args, $request, $this );
+		return apply_filters('getpaid_rest_invoices_prepare_items_query', $query_args, $request, $this);
 
 	}
 
@@ -113,7 +113,7 @@ 
 	 * @return array A list of registered item statuses.
 	 */
 	public function get_post_statuses() {
-		return array_keys( wpinv_get_invoice_statuses( true ) );
+		return array_keys(wpinv_get_invoice_statuses(true));
 	}
 
 	/**
@@ -122,9 +122,9 @@ 
 	 * @param WPInv_Invoice $invoice Invoice to save.
 	 * @return WP_Error|WPInv_Invoice
 	 */
-	protected function save_object( $invoice ) {
+	protected function save_object($invoice) {
 		$invoice->recalculate_total();
-		return parent::save_object( $invoice );
+		return parent::save_object($invoice);
 	}
 
 }

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

Indentation +1005 added lines, -1005 removed lines

@@ -18,1014 +18,1014 @@
 class GetPaid_REST_Posts_Controller extends GetPaid_REST_Controller {
 
     /**
-	 * Post type.
-	 *
-	 * @var string
-	 */
-	protected $post_type;
-
-	/**
-	 * Controls visibility on frontend.
-	 *
-	 * @var string
-	 */
-	public $public = false;
-
-	/**
-	 * Contains this controller's class name.
-	 *
-	 * @var string
-	 */
-	public $crud_class;
-
-	/**
-	 * Registers the routes for the objects of the controller.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @see register_rest_route()
-	 */
-	public function register_namespace_routes( $namespace ) {
-
-		register_rest_route(
-			$namespace,
-			'/' . $this->rest_base,
-			array(
-				array(
-					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_items' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
-					'args'                => $this->get_collection_params(),
-				),
-				array(
-					'methods'             => WP_REST_Server::CREATABLE,
-					'callback'            => array( $this, 'create_item' ),
-					'permission_callback' => array( $this, 'create_item_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::CREATABLE ),
-				),
-				'schema' => array( $this, 'get_public_item_schema' ),
-			)
-		);
-
-		$get_item_args = array(
-			'context' => $this->get_context_param( array( 'default' => 'view' ) ),
-		);
-
-		register_rest_route(
-			$namespace,
-			'/' . $this->rest_base . '/(?P<id>[\d]+)',
-			array(
-				'args'   => array(
-					'id' => array(
-						'description' => __( 'Unique identifier for the object.', 'invoicing' ),
-						'type'        => 'integer',
-					),
-				),
-				array(
-					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_item' ),
-					'permission_callback' => array( $this, 'get_item_permissions_check' ),
-					'args'                => $get_item_args,
-				),
-				array(
-					'methods'             => WP_REST_Server::EDITABLE,
-					'callback'            => array( $this, 'update_item' ),
-					'permission_callback' => array( $this, 'update_item_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
-				),
-				array(
-					'methods'             => WP_REST_Server::DELETABLE,
-					'callback'            => array( $this, 'delete_item' ),
-					'permission_callback' => array( $this, 'delete_item_permissions_check' ),
-					'args'                => array(
-						'force' => array(
-							'type'        => 'boolean',
-							'default'     => false,
-							'description' => __( 'Whether to bypass Trash and force deletion.', 'invoicing' ),
-						),
-					),
-				),
-				'schema' => array( $this, 'get_public_item_schema' ),
-			)
-		);
-
-		register_rest_route(
-			$namespace,
-			'/' . $this->rest_base . '/batch',
-			array(
-				array(
-					'methods'             => WP_REST_Server::EDITABLE,
-					'callback'            => array( $this, 'batch_items' ),
-					'permission_callback' => array( $this, 'batch_items_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
-				),
-				'schema' => array( $this, 'get_public_batch_schema' ),
-			)
-		);
-
-	}
-
-	/**
-	 * Check permissions of items on REST API.
-	 *
-	 * @since 1.0.19
-	 * @param string $context   Request context.
-	 * @param int    $object_id Post ID.
-	 * @return bool
-	 */
-	public function check_post_permissions( $context = 'read', $object_id = 0 ) {
-
-		$contexts = array(
-			'read'   => 'read_private_posts',
-			'create' => 'publish_posts',
-			'edit'   => 'edit_post',
-			'delete' => 'delete_post',
-			'batch'  => 'edit_others_posts',
-		);
-
-		if ( 'revision' === $this->post_type ) {
-			$permission = false;
-		} else {
-			$cap              = $contexts[ $context ];
-			$post_type_object = get_post_type_object( $this->post_type );
-			$permission       = current_user_can( $post_type_object->cap->$cap, $object_id );
-		}
-
-		return apply_filters( 'getpaid_rest_check_permissions', $permission, $context, $object_id, $this->post_type );
-	}
-
-	/**
-	 * Check if a given request has access to read items.
-	 *
-	 * @param  WP_REST_Request $request Full details about the request.
-	 * @return WP_Error|boolean
-	 */
-	public function get_items_permissions_check( $request ) {
-		return $this->check_post_permissions() ? true : new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot list resources.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
-	}
-
-	/**
-	 * Check if a given request has access to create an item.
-	 *
-	 * @param  WP_REST_Request $request Full details about the request.
-	 * @return WP_Error|boolean
-	 */
-	public function create_item_permissions_check( $request ) {
-		return $this->check_post_permissions( 'create' ) ? true : new WP_Error( 'rest_cannot_create', __( 'Sorry, you are not allowed to create resources.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
-	}
-
-	/**
-	 * Check if a given request has access to read an item.
-	 *
-	 * @param  WP_REST_Request $request Full details about the request.
-	 * @return WP_Error|boolean
-	 */
-	public function get_item_permissions_check( $request ) {
-		$post = get_post( (int) $request['id'] );
-
-		if ( $post && ! $this->check_post_permissions( 'read', $post->ID ) ) {
-			return new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot view this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
-		}
-
-		return true;
-	}
-
-	/**
-	 * Check if a given request has access to update an item.
-	 *
-	 * @param  WP_REST_Request $request Full details about the request.
-	 * @return WP_Error|boolean
-	 */
-	public function update_item_permissions_check( $request ) {
-		$post = get_post( (int) $request['id'] );
-
-		if ( $post && ! $this->check_post_permissions( 'edit', $post->ID ) ) {
-			return new WP_Error( 'rest_cannot_edit', __( 'Sorry, you are not allowed to edit this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
-		}
-
-		return true;
-	}
-
-	/**
-	 * Check if a given request has access to delete an item.
-	 *
-	 * @param  WP_REST_Request $request Full details about the request.
-	 * @return bool|WP_Error
-	 */
-	public function delete_item_permissions_check( $request ) {
-		$post = get_post( (int) $request['id'] );
-
-		if ( $post && ! $this->check_post_permissions( 'delete', $post->ID ) ) {
-			return new WP_Error( 'rest_cannot_delete', __( 'Sorry, you are not allowed to delete this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
-		}
-
-		return true;
-	}
-
-	/**
-	 * Check if a given request has access batch create, update and delete items.
-	 *
-	 * @param  WP_REST_Request $request Full details about the request.
-	 *
-	 * @return boolean|WP_Error
-	 */
-	public function batch_items_permissions_check( $request ) {
-		return $this->check_post_permissions( 'batch' ) ? true : new WP_Error( 'rest_cannot_batch', __( 'Sorry, you are not allowed to batch manipulate this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
-	}
-
-	/**
-	 * Saves a single object.
-	 *
-	 * @param GetPaid_Data $object Object to save.
-	 * @return WP_Error|GetPaid_Data
-	 */
-	protected function save_object( $object ) {
-		$object->save();
-
-		if ( ! empty( $object->last_error ) ) {
-			return new WP_Error( 'rest_cannot_save', $object->last_error, array( 'status' => 400 ) );
-		}
-
-		return new $this->crud_class( $object->get_id() );
-	}
-
-	/**
-	 * Returns the item's object.
-	 *
-	 * Child classes must implement this method.
-	 * @since 1.0.13
-	 *
-	 * @param int|WP_Post $object_id Supplied ID.
-	 * @return GetPaid_Data|WP_Error GetPaid_Data object if ID is valid, WP_Error otherwise.
-	 */
-	protected function get_object( $object_id ) {
-
-		// Do we have an object?
-		if ( empty( $this->crud_class ) || ! class_exists( $this->crud_class ) ) {
-			return new WP_Error( 'no_crud_class', __( 'You need to specify a CRUD class for this controller', 'invoicing' ) );
-		}
-
-		// Fetch the object.
-		$object = new $this->crud_class( $object_id );
-		if ( ! empty( $object->last_error ) ) {
-			return new WP_Error( 'rest_object_invalid_id', $object->last_error, array( 'status' => 404 ) );
-		}
-
-		return $object->get_id() ? $object : new WP_Error( 'rest_object_invalid_id', __( 'Invalid ID.', 'invoicing' ), array( 'status' => 404 ) );
-
-	}
-
-	/**
-	 * @deprecated
-	 */
-	public function get_post( $object_id ) {
-		return $this->get_object( $object_id );
+     * Post type.
+     *
+     * @var string
+     */
+    protected $post_type;
+
+    /**
+     * Controls visibility on frontend.
+     *
+     * @var string
+     */
+    public $public = false;
+
+    /**
+     * Contains this controller's class name.
+     *
+     * @var string
+     */
+    public $crud_class;
+
+    /**
+     * Registers the routes for the objects of the controller.
+     *
+     * @since 1.0.19
+     *
+     * @see register_rest_route()
+     */
+    public function register_namespace_routes( $namespace ) {
+
+        register_rest_route(
+            $namespace,
+            '/' . $this->rest_base,
+            array(
+                array(
+                    'methods'             => WP_REST_Server::READABLE,
+                    'callback'            => array( $this, 'get_items' ),
+                    'permission_callback' => array( $this, 'get_items_permissions_check' ),
+                    'args'                => $this->get_collection_params(),
+                ),
+                array(
+                    'methods'             => WP_REST_Server::CREATABLE,
+                    'callback'            => array( $this, 'create_item' ),
+                    'permission_callback' => array( $this, 'create_item_permissions_check' ),
+                    'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::CREATABLE ),
+                ),
+                'schema' => array( $this, 'get_public_item_schema' ),
+            )
+        );
+
+        $get_item_args = array(
+            'context' => $this->get_context_param( array( 'default' => 'view' ) ),
+        );
+
+        register_rest_route(
+            $namespace,
+            '/' . $this->rest_base . '/(?P<id>[\d]+)',
+            array(
+                'args'   => array(
+                    'id' => array(
+                        'description' => __( 'Unique identifier for the object.', 'invoicing' ),
+                        'type'        => 'integer',
+                    ),
+                ),
+                array(
+                    'methods'             => WP_REST_Server::READABLE,
+                    'callback'            => array( $this, 'get_item' ),
+                    'permission_callback' => array( $this, 'get_item_permissions_check' ),
+                    'args'                => $get_item_args,
+                ),
+                array(
+                    'methods'             => WP_REST_Server::EDITABLE,
+                    'callback'            => array( $this, 'update_item' ),
+                    'permission_callback' => array( $this, 'update_item_permissions_check' ),
+                    'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
+                ),
+                array(
+                    'methods'             => WP_REST_Server::DELETABLE,
+                    'callback'            => array( $this, 'delete_item' ),
+                    'permission_callback' => array( $this, 'delete_item_permissions_check' ),
+                    'args'                => array(
+                        'force' => array(
+                            'type'        => 'boolean',
+                            'default'     => false,
+                            'description' => __( 'Whether to bypass Trash and force deletion.', 'invoicing' ),
+                        ),
+                    ),
+                ),
+                'schema' => array( $this, 'get_public_item_schema' ),
+            )
+        );
+
+        register_rest_route(
+            $namespace,
+            '/' . $this->rest_base . '/batch',
+            array(
+                array(
+                    'methods'             => WP_REST_Server::EDITABLE,
+                    'callback'            => array( $this, 'batch_items' ),
+                    'permission_callback' => array( $this, 'batch_items_permissions_check' ),
+                    'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
+                ),
+                'schema' => array( $this, 'get_public_batch_schema' ),
+            )
+        );
+
+    }
+
+    /**
+     * Check permissions of items on REST API.
+     *
+     * @since 1.0.19
+     * @param string $context   Request context.
+     * @param int    $object_id Post ID.
+     * @return bool
+     */
+    public function check_post_permissions( $context = 'read', $object_id = 0 ) {
+
+        $contexts = array(
+            'read'   => 'read_private_posts',
+            'create' => 'publish_posts',
+            'edit'   => 'edit_post',
+            'delete' => 'delete_post',
+            'batch'  => 'edit_others_posts',
+        );
+
+        if ( 'revision' === $this->post_type ) {
+            $permission = false;
+        } else {
+            $cap              = $contexts[ $context ];
+            $post_type_object = get_post_type_object( $this->post_type );
+            $permission       = current_user_can( $post_type_object->cap->$cap, $object_id );
+        }
+
+        return apply_filters( 'getpaid_rest_check_permissions', $permission, $context, $object_id, $this->post_type );
+    }
+
+    /**
+     * Check if a given request has access to read items.
+     *
+     * @param  WP_REST_Request $request Full details about the request.
+     * @return WP_Error|boolean
+     */
+    public function get_items_permissions_check( $request ) {
+        return $this->check_post_permissions() ? true : new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot list resources.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+    }
+
+    /**
+     * Check if a given request has access to create an item.
+     *
+     * @param  WP_REST_Request $request Full details about the request.
+     * @return WP_Error|boolean
+     */
+    public function create_item_permissions_check( $request ) {
+        return $this->check_post_permissions( 'create' ) ? true : new WP_Error( 'rest_cannot_create', __( 'Sorry, you are not allowed to create resources.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+    }
+
+    /**
+     * Check if a given request has access to read an item.
+     *
+     * @param  WP_REST_Request $request Full details about the request.
+     * @return WP_Error|boolean
+     */
+    public function get_item_permissions_check( $request ) {
+        $post = get_post( (int) $request['id'] );
+
+        if ( $post && ! $this->check_post_permissions( 'read', $post->ID ) ) {
+            return new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot view this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+        }
+
+        return true;
+    }
+
+    /**
+     * Check if a given request has access to update an item.
+     *
+     * @param  WP_REST_Request $request Full details about the request.
+     * @return WP_Error|boolean
+     */
+    public function update_item_permissions_check( $request ) {
+        $post = get_post( (int) $request['id'] );
+
+        if ( $post && ! $this->check_post_permissions( 'edit', $post->ID ) ) {
+            return new WP_Error( 'rest_cannot_edit', __( 'Sorry, you are not allowed to edit this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+        }
+
+        return true;
+    }
+
+    /**
+     * Check if a given request has access to delete an item.
+     *
+     * @param  WP_REST_Request $request Full details about the request.
+     * @return bool|WP_Error
+     */
+    public function delete_item_permissions_check( $request ) {
+        $post = get_post( (int) $request['id'] );
+
+        if ( $post && ! $this->check_post_permissions( 'delete', $post->ID ) ) {
+            return new WP_Error( 'rest_cannot_delete', __( 'Sorry, you are not allowed to delete this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+        }
+
+        return true;
+    }
+
+    /**
+     * Check if a given request has access batch create, update and delete items.
+     *
+     * @param  WP_REST_Request $request Full details about the request.
+     *
+     * @return boolean|WP_Error
+     */
+    public function batch_items_permissions_check( $request ) {
+        return $this->check_post_permissions( 'batch' ) ? true : new WP_Error( 'rest_cannot_batch', __( 'Sorry, you are not allowed to batch manipulate this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+    }
+
+    /**
+     * Saves a single object.
+     *
+     * @param GetPaid_Data $object Object to save.
+     * @return WP_Error|GetPaid_Data
+     */
+    protected function save_object( $object ) {
+        $object->save();
+
+        if ( ! empty( $object->last_error ) ) {
+            return new WP_Error( 'rest_cannot_save', $object->last_error, array( 'status' => 400 ) );
+        }
+
+        return new $this->crud_class( $object->get_id() );
+    }
+
+    /**
+     * Returns the item's object.
+     *
+     * Child classes must implement this method.
+     * @since 1.0.13
+     *
+     * @param int|WP_Post $object_id Supplied ID.
+     * @return GetPaid_Data|WP_Error GetPaid_Data object if ID is valid, WP_Error otherwise.
+     */
+    protected function get_object( $object_id ) {
+
+        // Do we have an object?
+        if ( empty( $this->crud_class ) || ! class_exists( $this->crud_class ) ) {
+            return new WP_Error( 'no_crud_class', __( 'You need to specify a CRUD class for this controller', 'invoicing' ) );
+        }
+
+        // Fetch the object.
+        $object = new $this->crud_class( $object_id );
+        if ( ! empty( $object->last_error ) ) {
+            return new WP_Error( 'rest_object_invalid_id', $object->last_error, array( 'status' => 404 ) );
+        }
+
+        return $object->get_id() ? $object : new WP_Error( 'rest_object_invalid_id', __( 'Invalid ID.', 'invoicing' ), array( 'status' => 404 ) );
+
+    }
+
+    /**
+     * @deprecated
+     */
+    public function get_post( $object_id ) {
+        return $this->get_object( $object_id );
+    }
+
+    /**
+     * Get a single object.
+     *
+     * @param WP_REST_Request $request Full details about the request.
+     * @return WP_Error|WP_REST_Response
+     */
+    public function get_item( $request ) {
+
+        // Fetch the item.
+        $object = $this->get_object( $request['id'] );
+
+        if ( is_wp_error( $object ) ) {
+            return $object;
+        }
+
+        // Generate a response.
+        $data     = $this->prepare_item_for_response( $object, $request );
+        $response = rest_ensure_response( $data );
+
+        // (Maybe) add a link to the html pagee.
+        if ( $this->public && ! is_wp_error( $response ) ) {
+            $response->link_header( 'alternate', get_permalink( $object->get_id() ), array( 'type' => 'text/html' ) );
+        }
+
+        return $response;
+    }
+
+    /**
+     * Create a single object.
+     *
+     * @param WP_REST_Request $request Full details about the request.
+     * @return WP_Error|WP_REST_Response
+     */
+    public function create_item( $request ) {
+
+        // Can not create an existing item.
+        if ( ! empty( $request['id'] ) ) {
+            /* translators: %s: post type */
+            return new WP_Error( "getpaid_rest_{$this->post_type}_exists", __( 'Cannot create existing resource.', 'invoicing' ), array( 'status' => 400 ) );
+        }
+
+        // Generate a GetPaid_Data object from the request.
+        $object = $this->prepare_item_for_database( $request );
+        if ( is_wp_error( $object ) ) {
+            return $object;
+        }
+
+        // Save the object.
+        $object = $this->save_object( $object );
+        if ( is_wp_error( $object ) ) {
+            return $object;
+        }
+
+        // Save special fields.
+        $save_special = $this->update_additional_fields_for_object( $object, $request );
+        if ( is_wp_error( $save_special ) ) {
+            $object->delete( true );
+            return $save_special;
+        }
+
+        /**
+         * Fires after a single item is created or updated via the REST API.
+         *
+         * @param WP_Post         $post      Post object.
+         * @param WP_REST_Request $request   Request object.
+         * @param boolean         $creating  True when creating item, false when updating.
+         */
+        do_action( "getpaid_rest_insert_{$this->post_type}", $object, $request, true );
+
+        $request->set_param( 'context', 'edit' );
+        $response = $this->prepare_item_for_response( $object, $request );
+        $response = rest_ensure_response( $response );
+        $response->set_status( 201 );
+        $response->header( 'Location', rest_url( sprintf( '/%s/%s/%d', $this->namespace, $this->rest_base, $object->get_id() ) ) );
+
+        return $response;
+    }
+
+    /**
+     * Update a single object.
+     *
+     * @param WP_REST_Request $request Full details about the request.
+     * @return WP_Error|WP_REST_Response
+     */
+    public function update_item( $request ) {
+
+        // Fetch the item.
+        $object = $this->get_object( $request['id'] );
+        if ( is_wp_error( $object ) ) {
+            return $object;
+        }
+
+        // Prepare the item for saving.
+        $object = $this->prepare_item_for_database( $request );
+        if ( is_wp_error( $object ) ) {
+            return $object;
+        }
+
+        // Save the item.
+        $object = $this->save_object( $object );
+        if ( is_wp_error( $object ) ) {
+            return $object;
+        }
+
+        // Save special fields (those added via hooks).
+        $save_special = $this->update_additional_fields_for_object( $object, $request );
+        if ( is_wp_error( $save_special ) ) {
+            return $save_special;
+        }
+
+        /**
+         * Fires after a single item is created or updated via the REST API.
+         *
+         * @param GetPaid_Data    $object    GetPaid_Data object.
+         * @param WP_REST_Request $request   Request object.
+         * @param boolean         $creating  True when creating item, false when updating.
+         */
+        do_action( "getpaid_rest_insert_{$this->post_type}", $object, $request, false );
+
+        $request->set_param( 'context', 'edit' );
+        $response = $this->prepare_item_for_response( $object, $request );
+        return rest_ensure_response( $response );
+    }
+
+    /**
+     * Get a collection of objects.
+     *
+     * @param WP_REST_Request $request Full details about the request.
+     * @return WP_Error|WP_REST_Response
+     */
+    public function get_items( $request ) {
+        $args                         = array();
+        $args['offset']               = $request['offset'];
+        $args['order']                = $request['order'];
+        $args['orderby']              = $request['orderby'];
+        $args['paged']                = $request['page'];
+        $args['post__in']             = $request['include'];
+        $args['post__not_in']         = $request['exclude'];
+        $args['posts_per_page']       = $request['per_page'];
+        $args['name']                 = $request['slug'];
+        $args['post_parent__in']      = $request['parent'];
+        $args['post_parent__not_in']  = $request['parent_exclude'];
+        $args['s']                    = $request['search'];
+        $args['post_status']          = wpinv_parse_list( $request['status'] );
+
+        $args['date_query'] = array();
+        // Set before into date query. Date query must be specified as an array of an array.
+        if ( isset( $request['before'] ) ) {
+            $args['date_query'][0]['before'] = $request['before'];
+        }
+
+        // Set after into date query. Date query must be specified as an array of an array.
+        if ( isset( $request['after'] ) ) {
+            $args['date_query'][0]['after'] = $request['after'];
+        }
+
+        // Force the post_type & fields arguments, since they're not a user input variable.
+        $args['post_type'] = $this->post_type;
+        $args['fields']    = 'ids';
+
+        // Filter the query arguments for a request.
+        $args       = apply_filters( "getpaid_rest_{$this->post_type}_query", $args, $request );
+        $query_args = $this->prepare_items_query( $args, $request );
+
+        $posts_query = new WP_Query();
+        $query_result = $posts_query->query( $query_args );
+
+        $posts = array();
+        foreach ( $query_result as $post_id ) {
+            if ( ! $this->check_post_permissions( 'read', $post_id ) ) {
+                continue;
+            }
+
+            $data    = $this->prepare_item_for_response( $this->get_object( $post_id ), $request );
+            $posts[] = $this->prepare_response_for_collection( $data );
+        }
+
+        $page        = (int) $query_args['paged'];
+        $total_posts = $posts_query->found_posts;
+
+        if ( $total_posts < 1 ) {
+            // Out-of-bounds, run the query again without LIMIT for total count.
+            unset( $query_args['paged'] );
+            $count_query = new WP_Query();
+            $count_query->query( $query_args );
+            $total_posts = $count_query->found_posts;
+        }
+
+        $max_pages = ceil( $total_posts / (int) $query_args['posts_per_page'] );
+
+        $response = rest_ensure_response( $posts );
+        $response->header( 'X-WP-Total', (int) $total_posts );
+        $response->header( 'X-WP-TotalPages', (int) $max_pages );
+
+        $request_params = $request->get_query_params();
+        $base = add_query_arg( $request_params, rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ) );
+
+        if ( $page > 1 ) {
+            $prev_page = $page - 1;
+            if ( $prev_page > $max_pages ) {
+                $prev_page = $max_pages;
+            }
+            $prev_link = add_query_arg( 'page', $prev_page, $base );
+            $response->link_header( 'prev', $prev_link );
+        }
+        if ( $max_pages > $page ) {
+            $next_page = $page + 1;
+            $next_link = add_query_arg( 'page', $next_page, $base );
+            $response->link_header( 'next', $next_link );
+        }
+
+        return $response;
+    }
+
+    /**
+     * Delete a single item.
+     *
+     * @param WP_REST_Request $request Full details about the request.
+     * @return WP_REST_Response|WP_Error
+     */
+    public function delete_item( $request ) {
+
+        // Fetch the item.
+        $item = $this->get_object( $request['id'] );
+        if ( is_wp_error( $item ) ) {
+            return $item;
+        }
+
+        $supports_trash = EMPTY_TRASH_DAYS > 0;
+        $force          = $supports_trash && (bool) $request['force'];
+
+        if ( ! $this->check_post_permissions( 'delete', $item->ID ) ) {
+            return new WP_Error( "cannot_delete", __( 'Sorry, you are not allowed to delete this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+        }
+
+        $request->set_param( 'context', 'edit' );
+        $response = $this->prepare_item_for_response( $item, $request );
+
+        if ( ! wp_delete_post( $item->ID, $force ) ) {
+            return new WP_Error( 'rest_cannot_delete', sprintf( __( 'The resource cannot be deleted.', 'invoicing' ), $this->post_type ), array( 'status' => 500 ) );
+        }
+
+        return $response;
+    }
+
+    /**
+     * Prepare links for the request.
+     *
+     * @param GetPaid_Data    $object GetPaid_Data object.
+     * @return array Links for the given object.
+     */
+    protected function prepare_links( $object ) {
+
+        $links = array(
+            'self'       => array(
+                'href'   => rest_url( sprintf( '/%s/%s/%d', $this->namespace, $this->rest_base, $object->get_id() ) ),
+            ),
+            'collection' => array(
+                'href'   => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
+            ),
+        );
+
+        if ( is_callable( array( $object, 'get_user_id' ) ) ) {
+            $links['user'] = array(
+                'href'       => rest_url( 'wp/v2/users/' . call_user_func(  array( $object, 'get_user_id' )  ) ),
+                'embeddable' => true,
+            );
+        }
+
+        if ( is_callable( array( $object, 'get_owner' ) ) ) {
+            $links['owner']  = array(
+                'href'       => rest_url( 'wp/v2/users/' . call_user_func(  array( $object, 'get_owner' )  ) ),
+                'embeddable' => true,
+            );
+        }
+
+        if ( is_callable( array( $object, 'get_parent_id' ) ) ) {
+            $links['parent']  = array(
+                'href'       => rest_url( "$this->namespace/$this->rest_base/" . call_user_func(  array( $object, 'get_parent_id' )  ) ),
+                'embeddable' => true,
+            );
+        }
+
+        return $links;
+    }
+
+    /**
+     * Determine the allowed query_vars for a get_items() response and
+     * prepare for WP_Query.
+     *
+     * @param array           $prepared_args Prepared arguments.
+     * @param WP_REST_Request $request Request object.
+     * @return array          $query_args
+     */
+    protected function prepare_items_query( $prepared_args = array(), $request = null ) {
+
+        $valid_vars = array_flip( $this->get_allowed_query_vars() );
+        $query_args = array();
+        foreach ( $valid_vars as $var => $index ) {
+            if ( isset( $prepared_args[ $var ] ) ) {
+                $query_args[ $var ] = apply_filters( "getpaid_rest_query_var-{$var}", $prepared_args[ $var ] );
+            }
+        }
+
+        $query_args['ignore_sticky_posts'] = true;
+
+        if ( 'include' === $query_args['orderby'] ) {
+            $query_args['orderby'] = 'post__in';
+        } elseif ( 'id' === $query_args['orderby'] ) {
+            $query_args['orderby'] = 'ID'; // ID must be capitalized.
+        } elseif ( 'slug' === $query_args['orderby'] ) {
+            $query_args['orderby'] = 'name';
+        }
+
+        return apply_filters( 'getpaid_rest_prepare_items_query', $query_args, $request, $this );
+
     }
 
-	/**
-	 * Get a single object.
-	 *
-	 * @param WP_REST_Request $request Full details about the request.
-	 * @return WP_Error|WP_REST_Response
-	 */
-	public function get_item( $request ) {
-
-		// Fetch the item.
-		$object = $this->get_object( $request['id'] );
-
-		if ( is_wp_error( $object ) ) {
-			return $object;
-		}
-
-		// Generate a response.
-		$data     = $this->prepare_item_for_response( $object, $request );
-		$response = rest_ensure_response( $data );
-
-		// (Maybe) add a link to the html pagee.
-		if ( $this->public && ! is_wp_error( $response ) ) {
-			$response->link_header( 'alternate', get_permalink( $object->get_id() ), array( 'type' => 'text/html' ) );
-		}
-
-		return $response;
-	}
-
-	/**
-	 * Create a single object.
-	 *
-	 * @param WP_REST_Request $request Full details about the request.
-	 * @return WP_Error|WP_REST_Response
-	 */
-	public function create_item( $request ) {
-
-		// Can not create an existing item.
-		if ( ! empty( $request['id'] ) ) {
-			/* translators: %s: post type */
-			return new WP_Error( "getpaid_rest_{$this->post_type}_exists", __( 'Cannot create existing resource.', 'invoicing' ), array( 'status' => 400 ) );
-		}
-
-		// Generate a GetPaid_Data object from the request.
-		$object = $this->prepare_item_for_database( $request );
-		if ( is_wp_error( $object ) ) {
-			return $object;
-		}
-
-		// Save the object.
-		$object = $this->save_object( $object );
-		if ( is_wp_error( $object ) ) {
-			return $object;
-		}
-
-		// Save special fields.
-		$save_special = $this->update_additional_fields_for_object( $object, $request );
-		if ( is_wp_error( $save_special ) ) {
-			$object->delete( true );
-			return $save_special;
-		}
-
-		/**
-		 * Fires after a single item is created or updated via the REST API.
-		 *
-		 * @param WP_Post         $post      Post object.
-		 * @param WP_REST_Request $request   Request object.
-		 * @param boolean         $creating  True when creating item, false when updating.
-		 */
-		do_action( "getpaid_rest_insert_{$this->post_type}", $object, $request, true );
-
-		$request->set_param( 'context', 'edit' );
-		$response = $this->prepare_item_for_response( $object, $request );
-		$response = rest_ensure_response( $response );
-		$response->set_status( 201 );
-		$response->header( 'Location', rest_url( sprintf( '/%s/%s/%d', $this->namespace, $this->rest_base, $object->get_id() ) ) );
-
-		return $response;
-	}
-
-	/**
-	 * Update a single object.
-	 *
-	 * @param WP_REST_Request $request Full details about the request.
-	 * @return WP_Error|WP_REST_Response
-	 */
-	public function update_item( $request ) {
-
-		// Fetch the item.
-		$object = $this->get_object( $request['id'] );
-		if ( is_wp_error( $object ) ) {
-			return $object;
-		}
-
-		// Prepare the item for saving.
-		$object = $this->prepare_item_for_database( $request );
-		if ( is_wp_error( $object ) ) {
-			return $object;
-		}
-
-		// Save the item.
-		$object = $this->save_object( $object );
-		if ( is_wp_error( $object ) ) {
-			return $object;
-		}
-
-		// Save special fields (those added via hooks).
-		$save_special = $this->update_additional_fields_for_object( $object, $request );
-		if ( is_wp_error( $save_special ) ) {
-			return $save_special;
-		}
-
-		/**
-		 * Fires after a single item is created or updated via the REST API.
-		 *
-		 * @param GetPaid_Data    $object    GetPaid_Data object.
-		 * @param WP_REST_Request $request   Request object.
-		 * @param boolean         $creating  True when creating item, false when updating.
-		 */
-		do_action( "getpaid_rest_insert_{$this->post_type}", $object, $request, false );
-
-		$request->set_param( 'context', 'edit' );
-		$response = $this->prepare_item_for_response( $object, $request );
-		return rest_ensure_response( $response );
-	}
-
-	/**
-	 * Get a collection of objects.
-	 *
-	 * @param WP_REST_Request $request Full details about the request.
-	 * @return WP_Error|WP_REST_Response
-	 */
-	public function get_items( $request ) {
-		$args                         = array();
-		$args['offset']               = $request['offset'];
-		$args['order']                = $request['order'];
-		$args['orderby']              = $request['orderby'];
-		$args['paged']                = $request['page'];
-		$args['post__in']             = $request['include'];
-		$args['post__not_in']         = $request['exclude'];
-		$args['posts_per_page']       = $request['per_page'];
-		$args['name']                 = $request['slug'];
-		$args['post_parent__in']      = $request['parent'];
-		$args['post_parent__not_in']  = $request['parent_exclude'];
-		$args['s']                    = $request['search'];
-		$args['post_status']          = wpinv_parse_list( $request['status'] );
-
-		$args['date_query'] = array();
-		// Set before into date query. Date query must be specified as an array of an array.
-		if ( isset( $request['before'] ) ) {
-			$args['date_query'][0]['before'] = $request['before'];
-		}
-
-		// Set after into date query. Date query must be specified as an array of an array.
-		if ( isset( $request['after'] ) ) {
-			$args['date_query'][0]['after'] = $request['after'];
-		}
-
-		// Force the post_type & fields arguments, since they're not a user input variable.
-		$args['post_type'] = $this->post_type;
-		$args['fields']    = 'ids';
-
-		// Filter the query arguments for a request.
-		$args       = apply_filters( "getpaid_rest_{$this->post_type}_query", $args, $request );
-		$query_args = $this->prepare_items_query( $args, $request );
-
-		$posts_query = new WP_Query();
-		$query_result = $posts_query->query( $query_args );
-
-		$posts = array();
-		foreach ( $query_result as $post_id ) {
-			if ( ! $this->check_post_permissions( 'read', $post_id ) ) {
-				continue;
-			}
-
-			$data    = $this->prepare_item_for_response( $this->get_object( $post_id ), $request );
-			$posts[] = $this->prepare_response_for_collection( $data );
-		}
-
-		$page        = (int) $query_args['paged'];
-		$total_posts = $posts_query->found_posts;
-
-		if ( $total_posts < 1 ) {
-			// Out-of-bounds, run the query again without LIMIT for total count.
-			unset( $query_args['paged'] );
-			$count_query = new WP_Query();
-			$count_query->query( $query_args );
-			$total_posts = $count_query->found_posts;
-		}
-
-		$max_pages = ceil( $total_posts / (int) $query_args['posts_per_page'] );
-
-		$response = rest_ensure_response( $posts );
-		$response->header( 'X-WP-Total', (int) $total_posts );
-		$response->header( 'X-WP-TotalPages', (int) $max_pages );
-
-		$request_params = $request->get_query_params();
-		$base = add_query_arg( $request_params, rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ) );
-
-		if ( $page > 1 ) {
-			$prev_page = $page - 1;
-			if ( $prev_page > $max_pages ) {
-				$prev_page = $max_pages;
-			}
-			$prev_link = add_query_arg( 'page', $prev_page, $base );
-			$response->link_header( 'prev', $prev_link );
-		}
-		if ( $max_pages > $page ) {
-			$next_page = $page + 1;
-			$next_link = add_query_arg( 'page', $next_page, $base );
-			$response->link_header( 'next', $next_link );
-		}
-
-		return $response;
-	}
-
-	/**
-	 * Delete a single item.
-	 *
-	 * @param WP_REST_Request $request Full details about the request.
-	 * @return WP_REST_Response|WP_Error
-	 */
-	public function delete_item( $request ) {
-
-		// Fetch the item.
-		$item = $this->get_object( $request['id'] );
-		if ( is_wp_error( $item ) ) {
-			return $item;
-		}
-
-		$supports_trash = EMPTY_TRASH_DAYS > 0;
-		$force          = $supports_trash && (bool) $request['force'];
-
-		if ( ! $this->check_post_permissions( 'delete', $item->ID ) ) {
-			return new WP_Error( "cannot_delete", __( 'Sorry, you are not allowed to delete this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
-		}
-
-		$request->set_param( 'context', 'edit' );
-		$response = $this->prepare_item_for_response( $item, $request );
-
-		if ( ! wp_delete_post( $item->ID, $force ) ) {
-			return new WP_Error( 'rest_cannot_delete', sprintf( __( 'The resource cannot be deleted.', 'invoicing' ), $this->post_type ), array( 'status' => 500 ) );
-		}
-
-		return $response;
-	}
-
-	/**
-	 * Prepare links for the request.
-	 *
-	 * @param GetPaid_Data    $object GetPaid_Data object.
-	 * @return array Links for the given object.
-	 */
-	protected function prepare_links( $object ) {
-
-		$links = array(
-			'self'       => array(
-				'href'   => rest_url( sprintf( '/%s/%s/%d', $this->namespace, $this->rest_base, $object->get_id() ) ),
-			),
-			'collection' => array(
-				'href'   => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
-			),
-		);
-
-		if ( is_callable( array( $object, 'get_user_id' ) ) ) {
-			$links['user'] = array(
-				'href'       => rest_url( 'wp/v2/users/' . call_user_func(  array( $object, 'get_user_id' )  ) ),
-				'embeddable' => true,
-			);
-		}
-
-		if ( is_callable( array( $object, 'get_owner' ) ) ) {
-			$links['owner']  = array(
-				'href'       => rest_url( 'wp/v2/users/' . call_user_func(  array( $object, 'get_owner' )  ) ),
-				'embeddable' => true,
-			);
-		}
-
-		if ( is_callable( array( $object, 'get_parent_id' ) ) ) {
-			$links['parent']  = array(
-				'href'       => rest_url( "$this->namespace/$this->rest_base/" . call_user_func(  array( $object, 'get_parent_id' )  ) ),
-				'embeddable' => true,
-			);
-		}
-
-		return $links;
-	}
-
-	/**
-	 * Determine the allowed query_vars for a get_items() response and
-	 * prepare for WP_Query.
-	 *
-	 * @param array           $prepared_args Prepared arguments.
-	 * @param WP_REST_Request $request Request object.
-	 * @return array          $query_args
-	 */
-	protected function prepare_items_query( $prepared_args = array(), $request = null ) {
-
-		$valid_vars = array_flip( $this->get_allowed_query_vars() );
-		$query_args = array();
-		foreach ( $valid_vars as $var => $index ) {
-			if ( isset( $prepared_args[ $var ] ) ) {
-				$query_args[ $var ] = apply_filters( "getpaid_rest_query_var-{$var}", $prepared_args[ $var ] );
-			}
-		}
-
-		$query_args['ignore_sticky_posts'] = true;
-
-		if ( 'include' === $query_args['orderby'] ) {
-			$query_args['orderby'] = 'post__in';
-		} elseif ( 'id' === $query_args['orderby'] ) {
-			$query_args['orderby'] = 'ID'; // ID must be capitalized.
-		} elseif ( 'slug' === $query_args['orderby'] ) {
-			$query_args['orderby'] = 'name';
-		}
-
-		return apply_filters( 'getpaid_rest_prepare_items_query', $query_args, $request, $this );
-
-	}
-
-	/**
-	 * Get all the WP Query vars that are allowed for the API request.
-	 *
-	 * @return array
-	 */
-	protected function get_allowed_query_vars() {
-		global $wp;
-
-		/**
-		 * Filter the publicly allowed query vars.
-		 *
-		 * Allows adjusting of the default query vars that are made public.
-		 *
-		 * @param array  Array of allowed WP_Query query vars.
-		 */
-		$valid_vars = apply_filters( 'query_vars', $wp->public_query_vars );
-
-		$post_type_obj = get_post_type_object( $this->post_type );
-		if ( current_user_can( $post_type_obj->cap->edit_posts ) ) {
-			$private = apply_filters( 'getpaid_rest_private_query_vars', $wp->private_query_vars );
-			$valid_vars = array_merge( $valid_vars, $private );
-		}
-
-		// Define our own in addition to WP's normal vars.
-		$rest_valid = array(
-			'post_status',
-			'date_query',
-			'ignore_sticky_posts',
-			'offset',
-			'post__in',
-			'post__not_in',
-			'post_parent',
-			'post_parent__in',
-			'post_parent__not_in',
-			'posts_per_page',
-			'meta_query',
-			'tax_query',
-			'meta_key',
-			'meta_value',
-			'meta_compare',
-			'meta_value_num',
-		);
-		$valid_vars = array_merge( $valid_vars, $rest_valid );
-
-		// Filter allowed query vars for the REST API.
-		$valid_vars = apply_filters( 'getpaid_rest_query_vars', $valid_vars, $this );
-
-		return $valid_vars;
-	}
-
-	/**
-	 * Get the query params for collections of attachments.
-	 *
-	 * @return array
-	 */
-	public function get_collection_params() {
-		$params = parent::get_collection_params();
-
-		$params['context']['default'] = 'view';
-
-		$params['status'] = array(
-			'default'           => $this->get_post_statuses(),
-			'description'       => __( 'Limit result set to resources assigned one or more statuses.', 'invoicing' ),
-			'type'              => array( 'array', 'string' ),
-			'items'             => array(
-				'enum'          => $this->get_post_statuses(),
-				'type'          => 'string',
-			),
-			'validate_callback' => 'rest_validate_request_arg',
-			'sanitize_callback' => array( $this, 'sanitize_post_statuses' ),
-		);
-
-		$params['after'] = array(
-			'description'        => __( 'Limit response to resources created after a given ISO8601 compliant date.', 'invoicing' ),
-			'type'               => 'string',
-			'format'             => 'string',
-			'validate_callback'  => 'rest_validate_request_arg',
-			'sanitize_callback'  => 'sanitize_text_field',
-		);
-		$params['before'] = array(
-			'description'        => __( 'Limit response to resources created before a given ISO8601 compliant date.', 'invoicing' ),
-			'type'               => 'string',
-			'format'             => 'string',
-			'validate_callback'  => 'rest_validate_request_arg',
-			'sanitize_callback'  => 'sanitize_text_field',
-		);
-		$params['exclude'] = array(
-			'description'       => __( 'Ensure result set excludes specific IDs.', 'invoicing' ),
-			'type'              => 'array',
-			'items'             => array(
-				'type'          => 'integer',
-			),
-			'default'           => array(),
-			'sanitize_callback' => 'wp_parse_id_list',
-			'validate_callback' => 'rest_validate_request_arg',
-		);
-		$params['include'] = array(
-			'description'       => __( 'Limit result set to specific ids.', 'invoicing' ),
-			'type'              => 'array',
-			'items'             => array(
-				'type'          => 'integer',
-			),
-			'default'           => array(),
-			'sanitize_callback' => 'wp_parse_id_list',
-			'validate_callback' => 'rest_validate_request_arg',
-		);
-		$params['offset'] = array(
-			'description'        => __( 'Offset the result set by a specific number of items.', 'invoicing' ),
-			'type'               => 'integer',
-			'sanitize_callback'  => 'absint',
-			'validate_callback'  => 'rest_validate_request_arg',
-		);
-		$params['order'] = array(
-			'description'        => __( 'Order sort attribute ascending or descending.', 'invoicing' ),
-			'type'               => 'string',
-			'default'            => 'desc',
-			'enum'               => array( 'asc', 'desc' ),
-			'validate_callback'  => 'rest_validate_request_arg',
-		);
-		$params['orderby'] = array(
-			'description'        => __( 'Sort collection by object attribute.', 'invoicing' ),
-			'type'               => 'string',
-			'default'            => 'date',
-			'enum'               => array(
-				'date',
-				'id',
-				'include',
-				'title',
-				'slug',
-				'modified',
-			),
-			'validate_callback'  => 'rest_validate_request_arg',
-		);
-
-		$post_type_obj = get_post_type_object( $this->post_type );
-
-		if ( isset( $post_type_obj->hierarchical ) && $post_type_obj->hierarchical ) {
-			$params['parent'] = array(
-				'description'       => __( 'Limit result set to those of particular parent IDs.', 'invoicing' ),
-				'type'              => 'array',
-				'items'             => array(
-					'type'          => 'integer',
-				),
-				'sanitize_callback' => 'wp_parse_id_list',
-				'default'           => array(),
-			);
-			$params['parent_exclude'] = array(
-				'description'       => __( 'Limit result set to all items except those of a particular parent ID.', 'invoicing' ),
-				'type'              => 'array',
-				'items'             => array(
-					'type'          => 'integer',
-				),
-				'sanitize_callback' => 'wp_parse_id_list',
-				'default'           => array(),
-			);
-		}
-
-		return $params;
-	}
-
-	/**
-	 * Retrieves the items's schema, conforming to JSON Schema.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @return array Item schema data.
-	 */
-	public function get_item_schema() {
-
-		// Maybe retrieve the schema from cache.
-		if ( $this->schema ) {
-			return $this->add_additional_fields_schema( $this->schema );
-		}
-
-		$type   = str_replace( 'wpi_', '', $this->post_type );
-		$schema = array(
-			'$schema'    => 'http://json-schema.org/draft-04/schema#',
-			'title'      => $this->post_type,
-			'type'       => 'object',
-			'properties' => wpinv_get_data( "$type-schema" ),
-		);
-
-		// Filters the invoice schema for the REST API.
+    /**
+     * Get all the WP Query vars that are allowed for the API request.
+     *
+     * @return array
+     */
+    protected function get_allowed_query_vars() {
+        global $wp;
+
+        /**
+         * Filter the publicly allowed query vars.
+         *
+         * Allows adjusting of the default query vars that are made public.
+         *
+         * @param array  Array of allowed WP_Query query vars.
+         */
+        $valid_vars = apply_filters( 'query_vars', $wp->public_query_vars );
+
+        $post_type_obj = get_post_type_object( $this->post_type );
+        if ( current_user_can( $post_type_obj->cap->edit_posts ) ) {
+            $private = apply_filters( 'getpaid_rest_private_query_vars', $wp->private_query_vars );
+            $valid_vars = array_merge( $valid_vars, $private );
+        }
+
+        // Define our own in addition to WP's normal vars.
+        $rest_valid = array(
+            'post_status',
+            'date_query',
+            'ignore_sticky_posts',
+            'offset',
+            'post__in',
+            'post__not_in',
+            'post_parent',
+            'post_parent__in',
+            'post_parent__not_in',
+            'posts_per_page',
+            'meta_query',
+            'tax_query',
+            'meta_key',
+            'meta_value',
+            'meta_compare',
+            'meta_value_num',
+        );
+        $valid_vars = array_merge( $valid_vars, $rest_valid );
+
+        // Filter allowed query vars for the REST API.
+        $valid_vars = apply_filters( 'getpaid_rest_query_vars', $valid_vars, $this );
+
+        return $valid_vars;
+    }
+
+    /**
+     * Get the query params for collections of attachments.
+     *
+     * @return array
+     */
+    public function get_collection_params() {
+        $params = parent::get_collection_params();
+
+        $params['context']['default'] = 'view';
+
+        $params['status'] = array(
+            'default'           => $this->get_post_statuses(),
+            'description'       => __( 'Limit result set to resources assigned one or more statuses.', 'invoicing' ),
+            'type'              => array( 'array', 'string' ),
+            'items'             => array(
+                'enum'          => $this->get_post_statuses(),
+                'type'          => 'string',
+            ),
+            'validate_callback' => 'rest_validate_request_arg',
+            'sanitize_callback' => array( $this, 'sanitize_post_statuses' ),
+        );
+
+        $params['after'] = array(
+            'description'        => __( 'Limit response to resources created after a given ISO8601 compliant date.', 'invoicing' ),
+            'type'               => 'string',
+            'format'             => 'string',
+            'validate_callback'  => 'rest_validate_request_arg',
+            'sanitize_callback'  => 'sanitize_text_field',
+        );
+        $params['before'] = array(
+            'description'        => __( 'Limit response to resources created before a given ISO8601 compliant date.', 'invoicing' ),
+            'type'               => 'string',
+            'format'             => 'string',
+            'validate_callback'  => 'rest_validate_request_arg',
+            'sanitize_callback'  => 'sanitize_text_field',
+        );
+        $params['exclude'] = array(
+            'description'       => __( 'Ensure result set excludes specific IDs.', 'invoicing' ),
+            'type'              => 'array',
+            'items'             => array(
+                'type'          => 'integer',
+            ),
+            'default'           => array(),
+            'sanitize_callback' => 'wp_parse_id_list',
+            'validate_callback' => 'rest_validate_request_arg',
+        );
+        $params['include'] = array(
+            'description'       => __( 'Limit result set to specific ids.', 'invoicing' ),
+            'type'              => 'array',
+            'items'             => array(
+                'type'          => 'integer',
+            ),
+            'default'           => array(),
+            'sanitize_callback' => 'wp_parse_id_list',
+            'validate_callback' => 'rest_validate_request_arg',
+        );
+        $params['offset'] = array(
+            'description'        => __( 'Offset the result set by a specific number of items.', 'invoicing' ),
+            'type'               => 'integer',
+            'sanitize_callback'  => 'absint',
+            'validate_callback'  => 'rest_validate_request_arg',
+        );
+        $params['order'] = array(
+            'description'        => __( 'Order sort attribute ascending or descending.', 'invoicing' ),
+            'type'               => 'string',
+            'default'            => 'desc',
+            'enum'               => array( 'asc', 'desc' ),
+            'validate_callback'  => 'rest_validate_request_arg',
+        );
+        $params['orderby'] = array(
+            'description'        => __( 'Sort collection by object attribute.', 'invoicing' ),
+            'type'               => 'string',
+            'default'            => 'date',
+            'enum'               => array(
+                'date',
+                'id',
+                'include',
+                'title',
+                'slug',
+                'modified',
+            ),
+            'validate_callback'  => 'rest_validate_request_arg',
+        );
+
+        $post_type_obj = get_post_type_object( $this->post_type );
+
+        if ( isset( $post_type_obj->hierarchical ) && $post_type_obj->hierarchical ) {
+            $params['parent'] = array(
+                'description'       => __( 'Limit result set to those of particular parent IDs.', 'invoicing' ),
+                'type'              => 'array',
+                'items'             => array(
+                    'type'          => 'integer',
+                ),
+                'sanitize_callback' => 'wp_parse_id_list',
+                'default'           => array(),
+            );
+            $params['parent_exclude'] = array(
+                'description'       => __( 'Limit result set to all items except those of a particular parent ID.', 'invoicing' ),
+                'type'              => 'array',
+                'items'             => array(
+                    'type'          => 'integer',
+                ),
+                'sanitize_callback' => 'wp_parse_id_list',
+                'default'           => array(),
+            );
+        }
+
+        return $params;
+    }
+
+    /**
+     * Retrieves the items's schema, conforming to JSON Schema.
+     *
+     * @since 1.0.19
+     *
+     * @return array Item schema data.
+     */
+    public function get_item_schema() {
+
+        // Maybe retrieve the schema from cache.
+        if ( $this->schema ) {
+            return $this->add_additional_fields_schema( $this->schema );
+        }
+
+        $type   = str_replace( 'wpi_', '', $this->post_type );
+        $schema = array(
+            '$schema'    => 'http://json-schema.org/draft-04/schema#',
+            'title'      => $this->post_type,
+            'type'       => 'object',
+            'properties' => wpinv_get_data( "$type-schema" ),
+        );
+
+        // Filters the invoice schema for the REST API.
         $schema = apply_filters( "wpinv_rest_{$type}_schema", $schema );
 
-		// Cache the invoice schema.
-		$this->schema = $schema;
-
-		return $this->add_additional_fields_schema( $this->schema );
-	}
-
-	/**
-	 * Only return writable props from schema.
-	 *
-	 * @param  array $schema Schema.
-	 * @return bool
-	 */
-	public function filter_writable_props( $schema ) {
-		return empty( $schema['readonly'] );
-	}
-
-	/**
-	 * Sanitizes and validates the list of post statuses.
-	 *
-	 * @since 1.0.13
-	 *
-	 * @param string|array    $statuses  One or more post statuses.
-	 * @param WP_REST_Request $request   Full details about the request.
-	 * @param string          $parameter Additional parameter to pass to validation.
-	 * @return array|WP_Error A list of valid statuses, otherwise WP_Error object.
-	 */
-	public function sanitize_post_statuses( $statuses, $request, $parameter ) {
-		return array_intersect( wp_parse_slug_list( $statuses ), $this->get_post_statuses() );
-	}
-
-	/**
-	 * Retrieves a valid list of post statuses.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @return array A list of registered item statuses.
-	 */
-	public function get_post_statuses() {
-		return get_post_stati();
-	}
-
-	/**
-	 * Prepare a single object for create or update.
-	 *
-	 * @since 1.0.19
-	 * @param  WP_REST_Request $request Request object.
-	 * @return GetPaid_Data|WP_Error Data object or WP_Error.
-	 */
-	protected function prepare_item_for_database( $request ) {
-
-		// Do we have an object?
-		if ( empty( $this->crud_class ) || ! class_exists( $this->crud_class ) ) {
-			return new WP_Error( 'no_crud_class', __( 'You need to specify a CRUD class for this controller', 'invoicing' ) );
-		}
-
-		// Prepare the object.
-		$id        = isset( $request['id'] ) ? absint( $request['id'] ) : 0;
-		$object    = new $this->crud_class( $id );
-
-		// Abort if an error exists.
-		if ( ! empty( $object->last_error ) ) {
-			return new WP_Error( 'invalid_item', $object->last_error );
-		}
-
-		$schema    = $this->get_item_schema();
-		$data_keys = array_keys( array_filter( $schema['properties'], array( $this, 'filter_writable_props' ) ) );
-
-		// Handle all writable props.
-		foreach ( $data_keys as $key ) {
-			$value = $request[ $key ];
-
-			if ( ! is_null( $value ) ) {
-				switch ( $key ) {
-
-					case 'meta_data':
-						if ( is_array( $value ) ) {
-							foreach ( $value as $meta ) {
-								$object->update_meta_data( $meta['key'], $meta['value'], isset( $meta['id'] ) ? $meta['id'] : '' );
-							}
-						}
-						break;
-
-					default:
-						if ( is_callable( array( $object, "set_{$key}" ) ) ) {
-							$object->{"set_{$key}"}( $value );
-						}
-						break;
-				}
-			}
-
-		}
-
-		// Filters an object before it is inserted via the REST API..
-		return apply_filters( "getpaid_rest_pre_insert_{$this->post_type}_object", $object, $request );
-	}
-
-	/**
-	 * Retrieves data from a GetPaid class.
-	 *
-	 * @since  1.0.19
-	 * @param  GetPaid_Meta_Data[]    $meta_data  meta data objects.
-	 * @return array
-	 */
-	protected function prepare_object_meta_data( $meta_data ) {
-		$meta = array();
-
-		foreach( $meta_data as $object ) {
-			$meta[] = $object->get_data();
-		}
-
-		return $meta;
-	}
-
-	/**
-	 * Retrieves invoice items.
-	 *
-	 * @since  1.0.19
-	 * @param  WPInv_Invoice $invoice  Invoice items.
-	 * @return array
-	 */
-	protected function prepare_invoice_items( $invoice ) {
-		$items = array();
-
-		foreach( $invoice->get_items() as $item ) {
-			$item_data = $item->prepare_data_for_saving();
-
-			if ( 'amount' == $invoice->get_template() ) {
-				$item_data['quantity'] = 1;
-			}
-
-			$items[] = $item_data;
-		}
-
-		return $items;
-	}
-
-	/**
-	 * Retrieves data from a GetPaid class.
-	 *
-	 * @since  1.0.19
-	 * @param  GetPaid_Data    $object  Data object.
-	 * @param array            $fields Fields to include.
-	 * @param string           $context either view or edit.
-	 * @return array
-	 */
-	protected function prepare_object_data( $object, $fields, $context = 'view' ) {
-
-		$data      = array();
-		$schema    = $this->get_item_schema();
-		$data_keys = array_keys( $schema['properties'] );
-
-		// Handle all writable props.
-		foreach ( $data_keys as $key ) {
-
-			// Abort if it is not included.
-			if ( ! empty( $fields ) && ! $this->is_field_included( $key, $fields ) ) {
-				continue;
-			}
-
-			// Or this current object does not support the field.
-			if ( ! $this->object_supports_field( $object, $key ) ) {
-				continue;
-			}
-
-			// Handle meta data.
-			if ( $key == 'meta_data' ) {
-				$data['meta_data'] = $this->prepare_object_meta_data( $object->get_meta_data() );
-				continue;
-			}
-
-			// Handle items.
-			if ( $key == 'items' && is_a( $object, 'WPInv_Invoice' )  ) {
-				$data['items'] = $this->prepare_invoice_items( $object );
-				continue;
-			}
-
-			// Booleans.
-			if ( is_callable( array( $object, $key ) ) ) {
-				$data[ $key ] = $object->$key( $context );
-				continue;
-			}
-
-			// Get object value.
-			if ( is_callable( array( $object, "get_{$key}" ) ) ) {
-				$value = $object->{"get_{$key}"}( $context );
-
-				// If the value is an instance of GetPaid_Data...
-				if ( is_a( $value, 'GetPaid_Data' ) ) {
-					$value = $value->get_data( $context );
-				}
-
-				// For objects, retrieves it's properties.
-				$data[ $key ] = is_object( $value ) ? get_object_vars( $value ) :  $value ;
-				continue;
-			}
-
-			// The value does not exist on an object.
-			$data[ $key ]     = apply_filters( "getpaid_{$this->post_type}_{$key}_object_data", null, $object );
-
-		}
-
-		return $data;
-	}
-
-	/**
-	 * Checks if a key should be included in a response.
-	 *
-	 * @since  1.0.19
-	 * @param  GetPaid_Data $object  Data object.
-	 * @param  string       $field_key The key to check for.
-	 * @return bool
-	 */
-	public function object_supports_field( $object, $field_key ) {
-		return apply_filters( "getpaid_rest_{$this->post_type}_object_supports_key", true, $object, $field_key );
-	}
-
-	/**
-	 * Prepare a single object output for response.
-	 *
-	 * @since  1.0.19
-	 * @param  GetPaid_Data    $object  Data object.
-	 * @param  WP_REST_Request $request Request object.
-	 * @return WP_REST_Response
-	 */
-	public function prepare_item_for_response( $object, $request ) {
-
-		// Fetch the fields to include in this response.
-		$fields = $this->get_fields_for_response( $request );
-
-		// Prepare object data.
-		$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
-		$data    = $this->prepare_object_data( $object, $fields, $context );
-		$data    = $this->add_additional_fields_to_object( $data, $request );
-		$data    = $this->filter_response_by_context( $data, $context );
-
-		// Prepare the response.
-		$response = rest_ensure_response( $data );
-		$response->add_links( $this->prepare_links( $object, $request ) );
-
-		// Filter item response.
-		return apply_filters( "getpaid_rest_prepare_{$this->post_type}_object", $response, $object, $request );
-	}
+        // Cache the invoice schema.
+        $this->schema = $schema;
+
+        return $this->add_additional_fields_schema( $this->schema );
+    }
+
+    /**
+     * Only return writable props from schema.
+     *
+     * @param  array $schema Schema.
+     * @return bool
+     */
+    public function filter_writable_props( $schema ) {
+        return empty( $schema['readonly'] );
+    }
+
+    /**
+     * Sanitizes and validates the list of post statuses.
+     *
+     * @since 1.0.13
+     *
+     * @param string|array    $statuses  One or more post statuses.
+     * @param WP_REST_Request $request   Full details about the request.
+     * @param string          $parameter Additional parameter to pass to validation.
+     * @return array|WP_Error A list of valid statuses, otherwise WP_Error object.
+     */
+    public function sanitize_post_statuses( $statuses, $request, $parameter ) {
+        return array_intersect( wp_parse_slug_list( $statuses ), $this->get_post_statuses() );
+    }
+
+    /**
+     * Retrieves a valid list of post statuses.
+     *
+     * @since 1.0.19
+     *
+     * @return array A list of registered item statuses.
+     */
+    public function get_post_statuses() {
+        return get_post_stati();
+    }
+
+    /**
+     * Prepare a single object for create or update.
+     *
+     * @since 1.0.19
+     * @param  WP_REST_Request $request Request object.
+     * @return GetPaid_Data|WP_Error Data object or WP_Error.
+     */
+    protected function prepare_item_for_database( $request ) {
+
+        // Do we have an object?
+        if ( empty( $this->crud_class ) || ! class_exists( $this->crud_class ) ) {
+            return new WP_Error( 'no_crud_class', __( 'You need to specify a CRUD class for this controller', 'invoicing' ) );
+        }
+
+        // Prepare the object.
+        $id        = isset( $request['id'] ) ? absint( $request['id'] ) : 0;
+        $object    = new $this->crud_class( $id );
+
+        // Abort if an error exists.
+        if ( ! empty( $object->last_error ) ) {
+            return new WP_Error( 'invalid_item', $object->last_error );
+        }
+
+        $schema    = $this->get_item_schema();
+        $data_keys = array_keys( array_filter( $schema['properties'], array( $this, 'filter_writable_props' ) ) );
+
+        // Handle all writable props.
+        foreach ( $data_keys as $key ) {
+            $value = $request[ $key ];
+
+            if ( ! is_null( $value ) ) {
+                switch ( $key ) {
+
+                    case 'meta_data':
+                        if ( is_array( $value ) ) {
+                            foreach ( $value as $meta ) {
+                                $object->update_meta_data( $meta['key'], $meta['value'], isset( $meta['id'] ) ? $meta['id'] : '' );
+                            }
+                        }
+                        break;
+
+                    default:
+                        if ( is_callable( array( $object, "set_{$key}" ) ) ) {
+                            $object->{"set_{$key}"}( $value );
+                        }
+                        break;
+                }
+            }
+
+        }
+
+        // Filters an object before it is inserted via the REST API..
+        return apply_filters( "getpaid_rest_pre_insert_{$this->post_type}_object", $object, $request );
+    }
+
+    /**
+     * Retrieves data from a GetPaid class.
+     *
+     * @since  1.0.19
+     * @param  GetPaid_Meta_Data[]    $meta_data  meta data objects.
+     * @return array
+     */
+    protected function prepare_object_meta_data( $meta_data ) {
+        $meta = array();
+
+        foreach( $meta_data as $object ) {
+            $meta[] = $object->get_data();
+        }
+
+        return $meta;
+    }
+
+    /**
+     * Retrieves invoice items.
+     *
+     * @since  1.0.19
+     * @param  WPInv_Invoice $invoice  Invoice items.
+     * @return array
+     */
+    protected function prepare_invoice_items( $invoice ) {
+        $items = array();
+
+        foreach( $invoice->get_items() as $item ) {
+            $item_data = $item->prepare_data_for_saving();
+
+            if ( 'amount' == $invoice->get_template() ) {
+                $item_data['quantity'] = 1;
+            }
+
+            $items[] = $item_data;
+        }
+
+        return $items;
+    }
+
+    /**
+     * Retrieves data from a GetPaid class.
+     *
+     * @since  1.0.19
+     * @param  GetPaid_Data    $object  Data object.
+     * @param array            $fields Fields to include.
+     * @param string           $context either view or edit.
+     * @return array
+     */
+    protected function prepare_object_data( $object, $fields, $context = 'view' ) {
+
+        $data      = array();
+        $schema    = $this->get_item_schema();
+        $data_keys = array_keys( $schema['properties'] );
+
+        // Handle all writable props.
+        foreach ( $data_keys as $key ) {
+
+            // Abort if it is not included.
+            if ( ! empty( $fields ) && ! $this->is_field_included( $key, $fields ) ) {
+                continue;
+            }
+
+            // Or this current object does not support the field.
+            if ( ! $this->object_supports_field( $object, $key ) ) {
+                continue;
+            }
+
+            // Handle meta data.
+            if ( $key == 'meta_data' ) {
+                $data['meta_data'] = $this->prepare_object_meta_data( $object->get_meta_data() );
+                continue;
+            }
+
+            // Handle items.
+            if ( $key == 'items' && is_a( $object, 'WPInv_Invoice' )  ) {
+                $data['items'] = $this->prepare_invoice_items( $object );
+                continue;
+            }
+
+            // Booleans.
+            if ( is_callable( array( $object, $key ) ) ) {
+                $data[ $key ] = $object->$key( $context );
+                continue;
+            }
+
+            // Get object value.
+            if ( is_callable( array( $object, "get_{$key}" ) ) ) {
+                $value = $object->{"get_{$key}"}( $context );
+
+                // If the value is an instance of GetPaid_Data...
+                if ( is_a( $value, 'GetPaid_Data' ) ) {
+                    $value = $value->get_data( $context );
+                }
+
+                // For objects, retrieves it's properties.
+                $data[ $key ] = is_object( $value ) ? get_object_vars( $value ) :  $value ;
+                continue;
+            }
+
+            // The value does not exist on an object.
+            $data[ $key ]     = apply_filters( "getpaid_{$this->post_type}_{$key}_object_data", null, $object );
+
+        }
+
+        return $data;
+    }
+
+    /**
+     * Checks if a key should be included in a response.
+     *
+     * @since  1.0.19
+     * @param  GetPaid_Data $object  Data object.
+     * @param  string       $field_key The key to check for.
+     * @return bool
+     */
+    public function object_supports_field( $object, $field_key ) {
+        return apply_filters( "getpaid_rest_{$this->post_type}_object_supports_key", true, $object, $field_key );
+    }
+
+    /**
+     * Prepare a single object output for response.
+     *
+     * @since  1.0.19
+     * @param  GetPaid_Data    $object  Data object.
+     * @param  WP_REST_Request $request Request object.
+     * @return WP_REST_Response
+     */
+    public function prepare_item_for_response( $object, $request ) {
+
+        // Fetch the fields to include in this response.
+        $fields = $this->get_fields_for_response( $request );
+
+        // Prepare object data.
+        $context = ! empty( $request['context'] ) ? $request['context'] : 'view';
+        $data    = $this->prepare_object_data( $object, $fields, $context );
+        $data    = $this->add_additional_fields_to_object( $data, $request );
+        $data    = $this->filter_response_by_context( $data, $context );
+
+        // Prepare the response.
+        $response = rest_ensure_response( $data );
+        $response->add_links( $this->prepare_links( $object, $request ) );
+
+        // Filter item response.
+        return apply_filters( "getpaid_rest_prepare_{$this->post_type}_object", $response, $object, $request );
+    }
 
 }

Spacing +234 added lines, -234 removed lines

@@ -8,7 +8,7 @@ 
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * GetPaid REST Posts controller class.
@@ -45,7 +45,7 @@ 
 	 *
 	 * @see register_rest_route()
 	 */
-	public function register_namespace_routes( $namespace ) {
+	public function register_namespace_routes($namespace) {
 
 		register_rest_route(
 			$namespace,
@@ -53,22 +53,22 @@ 
 			array(
 				array(
 					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_items' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
+					'callback'            => array($this, 'get_items'),
+					'permission_callback' => array($this, 'get_items_permissions_check'),
 					'args'                => $this->get_collection_params(),
 				),
 				array(
 					'methods'             => WP_REST_Server::CREATABLE,
-					'callback'            => array( $this, 'create_item' ),
-					'permission_callback' => array( $this, 'create_item_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::CREATABLE ),
+					'callback'            => array($this, 'create_item'),
+					'permission_callback' => array($this, 'create_item_permissions_check'),
+					'args'                => $this->get_endpoint_args_for_item_schema(WP_REST_Server::CREATABLE),
 				),
-				'schema' => array( $this, 'get_public_item_schema' ),
+				'schema' => array($this, 'get_public_item_schema'),
 			)
 		);
 
 		$get_item_args = array(
-			'context' => $this->get_context_param( array( 'default' => 'view' ) ),
+			'context' => $this->get_context_param(array('default' => 'view')),
 		);
 
 		register_rest_route(
@@ -77,35 +77,35 @@ 
 			array(
 				'args'   => array(
 					'id' => array(
-						'description' => __( 'Unique identifier for the object.', 'invoicing' ),
+						'description' => __('Unique identifier for the object.', 'invoicing'),
 						'type'        => 'integer',
 					),
 				),
 				array(
 					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_item' ),
-					'permission_callback' => array( $this, 'get_item_permissions_check' ),
+					'callback'            => array($this, 'get_item'),
+					'permission_callback' => array($this, 'get_item_permissions_check'),
 					'args'                => $get_item_args,
 				),
 				array(
 					'methods'             => WP_REST_Server::EDITABLE,
-					'callback'            => array( $this, 'update_item' ),
-					'permission_callback' => array( $this, 'update_item_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
+					'callback'            => array($this, 'update_item'),
+					'permission_callback' => array($this, 'update_item_permissions_check'),
+					'args'                => $this->get_endpoint_args_for_item_schema(WP_REST_Server::EDITABLE),
 				),
 				array(
 					'methods'             => WP_REST_Server::DELETABLE,
-					'callback'            => array( $this, 'delete_item' ),
-					'permission_callback' => array( $this, 'delete_item_permissions_check' ),
+					'callback'            => array($this, 'delete_item'),
+					'permission_callback' => array($this, 'delete_item_permissions_check'),
 					'args'                => array(
 						'force' => array(
 							'type'        => 'boolean',
 							'default'     => false,
-							'description' => __( 'Whether to bypass Trash and force deletion.', 'invoicing' ),
+							'description' => __('Whether to bypass Trash and force deletion.', 'invoicing'),
 						),
 					),
 				),
-				'schema' => array( $this, 'get_public_item_schema' ),
+				'schema' => array($this, 'get_public_item_schema'),
 			)
 		);
 
@@ -115,11 +115,11 @@ 
 			array(
 				array(
 					'methods'             => WP_REST_Server::EDITABLE,
-					'callback'            => array( $this, 'batch_items' ),
-					'permission_callback' => array( $this, 'batch_items_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
+					'callback'            => array($this, 'batch_items'),
+					'permission_callback' => array($this, 'batch_items_permissions_check'),
+					'args'                => $this->get_endpoint_args_for_item_schema(WP_REST_Server::EDITABLE),
 				),
-				'schema' => array( $this, 'get_public_batch_schema' ),
+				'schema' => array($this, 'get_public_batch_schema'),
 			)
 		);
 
@@ -133,7 +133,7 @@ 
 	 * @param int    $object_id Post ID.
 	 * @return bool
 	 */
-	public function check_post_permissions( $context = 'read', $object_id = 0 ) {
+	public function check_post_permissions($context = 'read', $object_id = 0) {
 
 		$contexts = array(
 			'read'   => 'read_private_posts',
@@ -143,15 +143,15 @@ 
 			'batch'  => 'edit_others_posts',
 		);
 
-		if ( 'revision' === $this->post_type ) {
+		if ('revision' === $this->post_type) {
 			$permission = false;
 		} else {
-			$cap              = $contexts[ $context ];
-			$post_type_object = get_post_type_object( $this->post_type );
-			$permission       = current_user_can( $post_type_object->cap->$cap, $object_id );
+			$cap              = $contexts[$context];
+			$post_type_object = get_post_type_object($this->post_type);
+			$permission       = current_user_can($post_type_object->cap->$cap, $object_id);
 		}
 
-		return apply_filters( 'getpaid_rest_check_permissions', $permission, $context, $object_id, $this->post_type );
+		return apply_filters('getpaid_rest_check_permissions', $permission, $context, $object_id, $this->post_type);
 	}
 
 	/**
@@ -160,8 +160,8 @@ 
 	 * @param  WP_REST_Request $request Full details about the request.
 	 * @return WP_Error|boolean
 	 */
-	public function get_items_permissions_check( $request ) {
-		return $this->check_post_permissions() ? true : new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot list resources.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+	public function get_items_permissions_check($request) {
+		return $this->check_post_permissions() ? true : new WP_Error('rest_cannot_view', __('Sorry, you cannot list resources.', 'invoicing'), array('status' => rest_authorization_required_code()));
 	}
 
 	/**
@@ -170,8 +170,8 @@ 
 	 * @param  WP_REST_Request $request Full details about the request.
 	 * @return WP_Error|boolean
 	 */
-	public function create_item_permissions_check( $request ) {
-		return $this->check_post_permissions( 'create' ) ? true : new WP_Error( 'rest_cannot_create', __( 'Sorry, you are not allowed to create resources.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+	public function create_item_permissions_check($request) {
+		return $this->check_post_permissions('create') ? true : new WP_Error('rest_cannot_create', __('Sorry, you are not allowed to create resources.', 'invoicing'), array('status' => rest_authorization_required_code()));
 	}
 
 	/**
@@ -180,11 +180,11 @@ 
 	 * @param  WP_REST_Request $request Full details about the request.
 	 * @return WP_Error|boolean
 	 */
-	public function get_item_permissions_check( $request ) {
-		$post = get_post( (int) $request['id'] );
+	public function get_item_permissions_check($request) {
+		$post = get_post((int) $request['id']);
 
-		if ( $post && ! $this->check_post_permissions( 'read', $post->ID ) ) {
-			return new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot view this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+		if ($post && !$this->check_post_permissions('read', $post->ID)) {
+			return new WP_Error('rest_cannot_view', __('Sorry, you cannot view this resource.', 'invoicing'), array('status' => rest_authorization_required_code()));
 		}
 
 		return true;
@@ -196,11 +196,11 @@ 
 	 * @param  WP_REST_Request $request Full details about the request.
 	 * @return WP_Error|boolean
 	 */
-	public function update_item_permissions_check( $request ) {
-		$post = get_post( (int) $request['id'] );
+	public function update_item_permissions_check($request) {
+		$post = get_post((int) $request['id']);
 
-		if ( $post && ! $this->check_post_permissions( 'edit', $post->ID ) ) {
-			return new WP_Error( 'rest_cannot_edit', __( 'Sorry, you are not allowed to edit this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+		if ($post && !$this->check_post_permissions('edit', $post->ID)) {
+			return new WP_Error('rest_cannot_edit', __('Sorry, you are not allowed to edit this resource.', 'invoicing'), array('status' => rest_authorization_required_code()));
 		}
 
 		return true;
@@ -212,11 +212,11 @@ 
 	 * @param  WP_REST_Request $request Full details about the request.
 	 * @return bool|WP_Error
 	 */
-	public function delete_item_permissions_check( $request ) {
-		$post = get_post( (int) $request['id'] );
+	public function delete_item_permissions_check($request) {
+		$post = get_post((int) $request['id']);
 
-		if ( $post && ! $this->check_post_permissions( 'delete', $post->ID ) ) {
-			return new WP_Error( 'rest_cannot_delete', __( 'Sorry, you are not allowed to delete this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+		if ($post && !$this->check_post_permissions('delete', $post->ID)) {
+			return new WP_Error('rest_cannot_delete', __('Sorry, you are not allowed to delete this resource.', 'invoicing'), array('status' => rest_authorization_required_code()));
 		}
 
 		return true;
@@ -229,8 +229,8 @@ 
 	 *
 	 * @return boolean|WP_Error
 	 */
-	public function batch_items_permissions_check( $request ) {
-		return $this->check_post_permissions( 'batch' ) ? true : new WP_Error( 'rest_cannot_batch', __( 'Sorry, you are not allowed to batch manipulate this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+	public function batch_items_permissions_check($request) {
+		return $this->check_post_permissions('batch') ? true : new WP_Error('rest_cannot_batch', __('Sorry, you are not allowed to batch manipulate this resource.', 'invoicing'), array('status' => rest_authorization_required_code()));
 	}
 
 	/**
@@ -239,14 +239,14 @@ 
 	 * @param GetPaid_Data $object Object to save.
 	 * @return WP_Error|GetPaid_Data
 	 */
-	protected function save_object( $object ) {
+	protected function save_object($object) {
 		$object->save();
 
-		if ( ! empty( $object->last_error ) ) {
-			return new WP_Error( 'rest_cannot_save', $object->last_error, array( 'status' => 400 ) );
+		if (!empty($object->last_error)) {
+			return new WP_Error('rest_cannot_save', $object->last_error, array('status' => 400));
 		}
 
-		return new $this->crud_class( $object->get_id() );
+		return new $this->crud_class($object->get_id());
 	}
 
 	/**
@@ -258,28 +258,28 @@ 
 	 * @param int|WP_Post $object_id Supplied ID.
 	 * @return GetPaid_Data|WP_Error GetPaid_Data object if ID is valid, WP_Error otherwise.
 	 */
-	protected function get_object( $object_id ) {
+	protected function get_object($object_id) {
 
 		// Do we have an object?
-		if ( empty( $this->crud_class ) || ! class_exists( $this->crud_class ) ) {
-			return new WP_Error( 'no_crud_class', __( 'You need to specify a CRUD class for this controller', 'invoicing' ) );
+		if (empty($this->crud_class) || !class_exists($this->crud_class)) {
+			return new WP_Error('no_crud_class', __('You need to specify a CRUD class for this controller', 'invoicing'));
 		}
 
 		// Fetch the object.
-		$object = new $this->crud_class( $object_id );
-		if ( ! empty( $object->last_error ) ) {
-			return new WP_Error( 'rest_object_invalid_id', $object->last_error, array( 'status' => 404 ) );
+		$object = new $this->crud_class($object_id);
+		if (!empty($object->last_error)) {
+			return new WP_Error('rest_object_invalid_id', $object->last_error, array('status' => 404));
 		}
 
-		return $object->get_id() ? $object : new WP_Error( 'rest_object_invalid_id', __( 'Invalid ID.', 'invoicing' ), array( 'status' => 404 ) );
+		return $object->get_id() ? $object : new WP_Error('rest_object_invalid_id', __('Invalid ID.', 'invoicing'), array('status' => 404));
 
 	}
 
 	/**
 	 * @deprecated
 	 */
-	public function get_post( $object_id ) {
-		return $this->get_object( $object_id );
+	public function get_post($object_id) {
+		return $this->get_object($object_id);
     }
 
 	/**
@@ -288,22 +288,22 @@ 
 	 * @param WP_REST_Request $request Full details about the request.
 	 * @return WP_Error|WP_REST_Response
 	 */
-	public function get_item( $request ) {
+	public function get_item($request) {
 
 		// Fetch the item.
-		$object = $this->get_object( $request['id'] );
+		$object = $this->get_object($request['id']);
 
-		if ( is_wp_error( $object ) ) {
+		if (is_wp_error($object)) {
 			return $object;
 		}
 
 		// Generate a response.
-		$data     = $this->prepare_item_for_response( $object, $request );
-		$response = rest_ensure_response( $data );
+		$data     = $this->prepare_item_for_response($object, $request);
+		$response = rest_ensure_response($data);
 
 		// (Maybe) add a link to the html pagee.
-		if ( $this->public && ! is_wp_error( $response ) ) {
-			$response->link_header( 'alternate', get_permalink( $object->get_id() ), array( 'type' => 'text/html' ) );
+		if ($this->public && !is_wp_error($response)) {
+			$response->link_header('alternate', get_permalink($object->get_id()), array('type' => 'text/html'));
 		}
 
 		return $response;
@@ -315,30 +315,30 @@ 
 	 * @param WP_REST_Request $request Full details about the request.
 	 * @return WP_Error|WP_REST_Response
 	 */
-	public function create_item( $request ) {
+	public function create_item($request) {
 
 		// Can not create an existing item.
-		if ( ! empty( $request['id'] ) ) {
+		if (!empty($request['id'])) {
 			/* translators: %s: post type */
-			return new WP_Error( "getpaid_rest_{$this->post_type}_exists", __( 'Cannot create existing resource.', 'invoicing' ), array( 'status' => 400 ) );
+			return new WP_Error("getpaid_rest_{$this->post_type}_exists", __('Cannot create existing resource.', 'invoicing'), array('status' => 400));
 		}
 
 		// Generate a GetPaid_Data object from the request.
-		$object = $this->prepare_item_for_database( $request );
-		if ( is_wp_error( $object ) ) {
+		$object = $this->prepare_item_for_database($request);
+		if (is_wp_error($object)) {
 			return $object;
 		}
 
 		// Save the object.
-		$object = $this->save_object( $object );
-		if ( is_wp_error( $object ) ) {
+		$object = $this->save_object($object);
+		if (is_wp_error($object)) {
 			return $object;
 		}
 
 		// Save special fields.
-		$save_special = $this->update_additional_fields_for_object( $object, $request );
-		if ( is_wp_error( $save_special ) ) {
-			$object->delete( true );
+		$save_special = $this->update_additional_fields_for_object($object, $request);
+		if (is_wp_error($save_special)) {
+			$object->delete(true);
 			return $save_special;
 		}
 
@@ -349,13 +349,13 @@ 
 		 * @param WP_REST_Request $request   Request object.
 		 * @param boolean         $creating  True when creating item, false when updating.
 		 */
-		do_action( "getpaid_rest_insert_{$this->post_type}", $object, $request, true );
+		do_action("getpaid_rest_insert_{$this->post_type}", $object, $request, true);
 
-		$request->set_param( 'context', 'edit' );
-		$response = $this->prepare_item_for_response( $object, $request );
-		$response = rest_ensure_response( $response );
-		$response->set_status( 201 );
-		$response->header( 'Location', rest_url( sprintf( '/%s/%s/%d', $this->namespace, $this->rest_base, $object->get_id() ) ) );
+		$request->set_param('context', 'edit');
+		$response = $this->prepare_item_for_response($object, $request);
+		$response = rest_ensure_response($response);
+		$response->set_status(201);
+		$response->header('Location', rest_url(sprintf('/%s/%s/%d', $this->namespace, $this->rest_base, $object->get_id())));
 
 		return $response;
 	}
@@ -366,29 +366,29 @@ 
 	 * @param WP_REST_Request $request Full details about the request.
 	 * @return WP_Error|WP_REST_Response
 	 */
-	public function update_item( $request ) {
+	public function update_item($request) {
 
 		// Fetch the item.
-		$object = $this->get_object( $request['id'] );
-		if ( is_wp_error( $object ) ) {
+		$object = $this->get_object($request['id']);
+		if (is_wp_error($object)) {
 			return $object;
 		}
 
 		// Prepare the item for saving.
-		$object = $this->prepare_item_for_database( $request );
-		if ( is_wp_error( $object ) ) {
+		$object = $this->prepare_item_for_database($request);
+		if (is_wp_error($object)) {
 			return $object;
 		}
 
 		// Save the item.
-		$object = $this->save_object( $object );
-		if ( is_wp_error( $object ) ) {
+		$object = $this->save_object($object);
+		if (is_wp_error($object)) {
 			return $object;
 		}
 
 		// Save special fields (those added via hooks).
-		$save_special = $this->update_additional_fields_for_object( $object, $request );
-		if ( is_wp_error( $save_special ) ) {
+		$save_special = $this->update_additional_fields_for_object($object, $request);
+		if (is_wp_error($save_special)) {
 			return $save_special;
 		}
 
@@ -399,11 +399,11 @@ 
 		 * @param WP_REST_Request $request   Request object.
 		 * @param boolean         $creating  True when creating item, false when updating.
 		 */
-		do_action( "getpaid_rest_insert_{$this->post_type}", $object, $request, false );
+		do_action("getpaid_rest_insert_{$this->post_type}", $object, $request, false);
 
-		$request->set_param( 'context', 'edit' );
-		$response = $this->prepare_item_for_response( $object, $request );
-		return rest_ensure_response( $response );
+		$request->set_param('context', 'edit');
+		$response = $this->prepare_item_for_response($object, $request);
+		return rest_ensure_response($response);
 	}
 
 	/**
@@ -412,7 +412,7 @@ 
 	 * @param WP_REST_Request $request Full details about the request.
 	 * @return WP_Error|WP_REST_Response
 	 */
-	public function get_items( $request ) {
+	public function get_items($request) {
 		$args                         = array();
 		$args['offset']               = $request['offset'];
 		$args['order']                = $request['order'];
@@ -425,16 +425,16 @@ 
 		$args['post_parent__in']      = $request['parent'];
 		$args['post_parent__not_in']  = $request['parent_exclude'];
 		$args['s']                    = $request['search'];
-		$args['post_status']          = wpinv_parse_list( $request['status'] );
+		$args['post_status']          = wpinv_parse_list($request['status']);
 
 		$args['date_query'] = array();
 		// Set before into date query. Date query must be specified as an array of an array.
-		if ( isset( $request['before'] ) ) {
+		if (isset($request['before'])) {
 			$args['date_query'][0]['before'] = $request['before'];
 		}
 
 		// Set after into date query. Date query must be specified as an array of an array.
-		if ( isset( $request['after'] ) ) {
+		if (isset($request['after'])) {
 			$args['date_query'][0]['after'] = $request['after'];
 		}
 
@@ -443,54 +443,54 @@ 
 		$args['fields']    = 'ids';
 
 		// Filter the query arguments for a request.
-		$args       = apply_filters( "getpaid_rest_{$this->post_type}_query", $args, $request );
-		$query_args = $this->prepare_items_query( $args, $request );
+		$args       = apply_filters("getpaid_rest_{$this->post_type}_query", $args, $request);
+		$query_args = $this->prepare_items_query($args, $request);
 
 		$posts_query = new WP_Query();
-		$query_result = $posts_query->query( $query_args );
+		$query_result = $posts_query->query($query_args);
 
 		$posts = array();
-		foreach ( $query_result as $post_id ) {
-			if ( ! $this->check_post_permissions( 'read', $post_id ) ) {
+		foreach ($query_result as $post_id) {
+			if (!$this->check_post_permissions('read', $post_id)) {
 				continue;
 			}
 
-			$data    = $this->prepare_item_for_response( $this->get_object( $post_id ), $request );
-			$posts[] = $this->prepare_response_for_collection( $data );
+			$data    = $this->prepare_item_for_response($this->get_object($post_id), $request);
+			$posts[] = $this->prepare_response_for_collection($data);
 		}
 
 		$page        = (int) $query_args['paged'];
 		$total_posts = $posts_query->found_posts;
 
-		if ( $total_posts < 1 ) {
+		if ($total_posts < 1) {
 			// Out-of-bounds, run the query again without LIMIT for total count.
-			unset( $query_args['paged'] );
+			unset($query_args['paged']);
 			$count_query = new WP_Query();
-			$count_query->query( $query_args );
+			$count_query->query($query_args);
 			$total_posts = $count_query->found_posts;
 		}
 
-		$max_pages = ceil( $total_posts / (int) $query_args['posts_per_page'] );
+		$max_pages = ceil($total_posts / (int) $query_args['posts_per_page']);
 
-		$response = rest_ensure_response( $posts );
-		$response->header( 'X-WP-Total', (int) $total_posts );
-		$response->header( 'X-WP-TotalPages', (int) $max_pages );
+		$response = rest_ensure_response($posts);
+		$response->header('X-WP-Total', (int) $total_posts);
+		$response->header('X-WP-TotalPages', (int) $max_pages);
 
 		$request_params = $request->get_query_params();
-		$base = add_query_arg( $request_params, rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ) );
+		$base = add_query_arg($request_params, rest_url(sprintf('/%s/%s', $this->namespace, $this->rest_base)));
 
-		if ( $page > 1 ) {
+		if ($page > 1) {
 			$prev_page = $page - 1;
-			if ( $prev_page > $max_pages ) {
+			if ($prev_page > $max_pages) {
 				$prev_page = $max_pages;
 			}
-			$prev_link = add_query_arg( 'page', $prev_page, $base );
-			$response->link_header( 'prev', $prev_link );
+			$prev_link = add_query_arg('page', $prev_page, $base);
+			$response->link_header('prev', $prev_link);
 		}
-		if ( $max_pages > $page ) {
+		if ($max_pages > $page) {
 			$next_page = $page + 1;
-			$next_link = add_query_arg( 'page', $next_page, $base );
-			$response->link_header( 'next', $next_link );
+			$next_link = add_query_arg('page', $next_page, $base);
+			$response->link_header('next', $next_link);
 		}
 
 		return $response;
@@ -502,26 +502,26 @@ 
 	 * @param WP_REST_Request $request Full details about the request.
 	 * @return WP_REST_Response|WP_Error
 	 */
-	public function delete_item( $request ) {
+	public function delete_item($request) {
 
 		// Fetch the item.
-		$item = $this->get_object( $request['id'] );
-		if ( is_wp_error( $item ) ) {
+		$item = $this->get_object($request['id']);
+		if (is_wp_error($item)) {
 			return $item;
 		}
 
 		$supports_trash = EMPTY_TRASH_DAYS > 0;
 		$force          = $supports_trash && (bool) $request['force'];
 
-		if ( ! $this->check_post_permissions( 'delete', $item->ID ) ) {
-			return new WP_Error( "cannot_delete", __( 'Sorry, you are not allowed to delete this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+		if (!$this->check_post_permissions('delete', $item->ID)) {
+			return new WP_Error("cannot_delete", __('Sorry, you are not allowed to delete this resource.', 'invoicing'), array('status' => rest_authorization_required_code()));
 		}
 
-		$request->set_param( 'context', 'edit' );
-		$response = $this->prepare_item_for_response( $item, $request );
+		$request->set_param('context', 'edit');
+		$response = $this->prepare_item_for_response($item, $request);
 
-		if ( ! wp_delete_post( $item->ID, $force ) ) {
-			return new WP_Error( 'rest_cannot_delete', sprintf( __( 'The resource cannot be deleted.', 'invoicing' ), $this->post_type ), array( 'status' => 500 ) );
+		if (!wp_delete_post($item->ID, $force)) {
+			return new WP_Error('rest_cannot_delete', sprintf(__('The resource cannot be deleted.', 'invoicing'), $this->post_type), array('status' => 500));
 		}
 
 		return $response;
@@ -533,34 +533,34 @@ 
 	 * @param GetPaid_Data    $object GetPaid_Data object.
 	 * @return array Links for the given object.
 	 */
-	protected function prepare_links( $object ) {
+	protected function prepare_links($object) {
 
 		$links = array(
 			'self'       => array(
-				'href'   => rest_url( sprintf( '/%s/%s/%d', $this->namespace, $this->rest_base, $object->get_id() ) ),
+				'href'   => rest_url(sprintf('/%s/%s/%d', $this->namespace, $this->rest_base, $object->get_id())),
 			),
 			'collection' => array(
-				'href'   => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
+				'href'   => rest_url(sprintf('/%s/%s', $this->namespace, $this->rest_base)),
 			),
 		);
 
-		if ( is_callable( array( $object, 'get_user_id' ) ) ) {
+		if (is_callable(array($object, 'get_user_id'))) {
 			$links['user'] = array(
-				'href'       => rest_url( 'wp/v2/users/' . call_user_func(  array( $object, 'get_user_id' )  ) ),
+				'href'       => rest_url('wp/v2/users/' . call_user_func(array($object, 'get_user_id'))),
 				'embeddable' => true,
 			);
 		}
 
-		if ( is_callable( array( $object, 'get_owner' ) ) ) {
-			$links['owner']  = array(
-				'href'       => rest_url( 'wp/v2/users/' . call_user_func(  array( $object, 'get_owner' )  ) ),
+		if (is_callable(array($object, 'get_owner'))) {
+			$links['owner'] = array(
+				'href'       => rest_url('wp/v2/users/' . call_user_func(array($object, 'get_owner'))),
 				'embeddable' => true,
 			);
 		}
 
-		if ( is_callable( array( $object, 'get_parent_id' ) ) ) {
-			$links['parent']  = array(
-				'href'       => rest_url( "$this->namespace/$this->rest_base/" . call_user_func(  array( $object, 'get_parent_id' )  ) ),
+		if (is_callable(array($object, 'get_parent_id'))) {
+			$links['parent'] = array(
+				'href'       => rest_url("$this->namespace/$this->rest_base/" . call_user_func(array($object, 'get_parent_id'))),
 				'embeddable' => true,
 			);
 		}
@@ -576,27 +576,27 @@ 
 	 * @param WP_REST_Request $request Request object.
 	 * @return array          $query_args
 	 */
-	protected function prepare_items_query( $prepared_args = array(), $request = null ) {
+	protected function prepare_items_query($prepared_args = array(), $request = null) {
 
-		$valid_vars = array_flip( $this->get_allowed_query_vars() );
+		$valid_vars = array_flip($this->get_allowed_query_vars());
 		$query_args = array();
-		foreach ( $valid_vars as $var => $index ) {
-			if ( isset( $prepared_args[ $var ] ) ) {
-				$query_args[ $var ] = apply_filters( "getpaid_rest_query_var-{$var}", $prepared_args[ $var ] );
+		foreach ($valid_vars as $var => $index) {
+			if (isset($prepared_args[$var])) {
+				$query_args[$var] = apply_filters("getpaid_rest_query_var-{$var}", $prepared_args[$var]);
 			}
 		}
 
 		$query_args['ignore_sticky_posts'] = true;
 
-		if ( 'include' === $query_args['orderby'] ) {
+		if ('include' === $query_args['orderby']) {
 			$query_args['orderby'] = 'post__in';
-		} elseif ( 'id' === $query_args['orderby'] ) {
+		} elseif ('id' === $query_args['orderby']) {
 			$query_args['orderby'] = 'ID'; // ID must be capitalized.
-		} elseif ( 'slug' === $query_args['orderby'] ) {
+		} elseif ('slug' === $query_args['orderby']) {
 			$query_args['orderby'] = 'name';
 		}
 
-		return apply_filters( 'getpaid_rest_prepare_items_query', $query_args, $request, $this );
+		return apply_filters('getpaid_rest_prepare_items_query', $query_args, $request, $this);
 
 	}
 
@@ -615,12 +615,12 @@ 
 		 *
 		 * @param array  Array of allowed WP_Query query vars.
 		 */
-		$valid_vars = apply_filters( 'query_vars', $wp->public_query_vars );
+		$valid_vars = apply_filters('query_vars', $wp->public_query_vars);
 
-		$post_type_obj = get_post_type_object( $this->post_type );
-		if ( current_user_can( $post_type_obj->cap->edit_posts ) ) {
-			$private = apply_filters( 'getpaid_rest_private_query_vars', $wp->private_query_vars );
-			$valid_vars = array_merge( $valid_vars, $private );
+		$post_type_obj = get_post_type_object($this->post_type);
+		if (current_user_can($post_type_obj->cap->edit_posts)) {
+			$private = apply_filters('getpaid_rest_private_query_vars', $wp->private_query_vars);
+			$valid_vars = array_merge($valid_vars, $private);
 		}
 
 		// Define our own in addition to WP's normal vars.
@@ -642,10 +642,10 @@ 
 			'meta_compare',
 			'meta_value_num',
 		);
-		$valid_vars = array_merge( $valid_vars, $rest_valid );
+		$valid_vars = array_merge($valid_vars, $rest_valid);
 
 		// Filter allowed query vars for the REST API.
-		$valid_vars = apply_filters( 'getpaid_rest_query_vars', $valid_vars, $this );
+		$valid_vars = apply_filters('getpaid_rest_query_vars', $valid_vars, $this);
 
 		return $valid_vars;
 	}
@@ -662,32 +662,32 @@ 
 
 		$params['status'] = array(
 			'default'           => $this->get_post_statuses(),
-			'description'       => __( 'Limit result set to resources assigned one or more statuses.', 'invoicing' ),
-			'type'              => array( 'array', 'string' ),
+			'description'       => __('Limit result set to resources assigned one or more statuses.', 'invoicing'),
+			'type'              => array('array', 'string'),
 			'items'             => array(
 				'enum'          => $this->get_post_statuses(),
 				'type'          => 'string',
 			),
 			'validate_callback' => 'rest_validate_request_arg',
-			'sanitize_callback' => array( $this, 'sanitize_post_statuses' ),
+			'sanitize_callback' => array($this, 'sanitize_post_statuses'),
 		);
 
 		$params['after'] = array(
-			'description'        => __( 'Limit response to resources created after a given ISO8601 compliant date.', 'invoicing' ),
+			'description'        => __('Limit response to resources created after a given ISO8601 compliant date.', 'invoicing'),
 			'type'               => 'string',
 			'format'             => 'string',
 			'validate_callback'  => 'rest_validate_request_arg',
 			'sanitize_callback'  => 'sanitize_text_field',
 		);
 		$params['before'] = array(
-			'description'        => __( 'Limit response to resources created before a given ISO8601 compliant date.', 'invoicing' ),
+			'description'        => __('Limit response to resources created before a given ISO8601 compliant date.', 'invoicing'),
 			'type'               => 'string',
 			'format'             => 'string',
 			'validate_callback'  => 'rest_validate_request_arg',
 			'sanitize_callback'  => 'sanitize_text_field',
 		);
 		$params['exclude'] = array(
-			'description'       => __( 'Ensure result set excludes specific IDs.', 'invoicing' ),
+			'description'       => __('Ensure result set excludes specific IDs.', 'invoicing'),
 			'type'              => 'array',
 			'items'             => array(
 				'type'          => 'integer',
@@ -697,7 +697,7 @@ 
 			'validate_callback' => 'rest_validate_request_arg',
 		);
 		$params['include'] = array(
-			'description'       => __( 'Limit result set to specific ids.', 'invoicing' ),
+			'description'       => __('Limit result set to specific ids.', 'invoicing'),
 			'type'              => 'array',
 			'items'             => array(
 				'type'          => 'integer',
@@ -707,20 +707,20 @@ 
 			'validate_callback' => 'rest_validate_request_arg',
 		);
 		$params['offset'] = array(
-			'description'        => __( 'Offset the result set by a specific number of items.', 'invoicing' ),
+			'description'        => __('Offset the result set by a specific number of items.', 'invoicing'),
 			'type'               => 'integer',
 			'sanitize_callback'  => 'absint',
 			'validate_callback'  => 'rest_validate_request_arg',
 		);
 		$params['order'] = array(
-			'description'        => __( 'Order sort attribute ascending or descending.', 'invoicing' ),
+			'description'        => __('Order sort attribute ascending or descending.', 'invoicing'),
 			'type'               => 'string',
 			'default'            => 'desc',
-			'enum'               => array( 'asc', 'desc' ),
+			'enum'               => array('asc', 'desc'),
 			'validate_callback'  => 'rest_validate_request_arg',
 		);
 		$params['orderby'] = array(
-			'description'        => __( 'Sort collection by object attribute.', 'invoicing' ),
+			'description'        => __('Sort collection by object attribute.', 'invoicing'),
 			'type'               => 'string',
 			'default'            => 'date',
 			'enum'               => array(
@@ -734,11 +734,11 @@ 
 			'validate_callback'  => 'rest_validate_request_arg',
 		);
 
-		$post_type_obj = get_post_type_object( $this->post_type );
+		$post_type_obj = get_post_type_object($this->post_type);
 
-		if ( isset( $post_type_obj->hierarchical ) && $post_type_obj->hierarchical ) {
+		if (isset($post_type_obj->hierarchical) && $post_type_obj->hierarchical) {
 			$params['parent'] = array(
-				'description'       => __( 'Limit result set to those of particular parent IDs.', 'invoicing' ),
+				'description'       => __('Limit result set to those of particular parent IDs.', 'invoicing'),
 				'type'              => 'array',
 				'items'             => array(
 					'type'          => 'integer',
@@ -747,7 +747,7 @@ 
 				'default'           => array(),
 			);
 			$params['parent_exclude'] = array(
-				'description'       => __( 'Limit result set to all items except those of a particular parent ID.', 'invoicing' ),
+				'description'       => __('Limit result set to all items except those of a particular parent ID.', 'invoicing'),
 				'type'              => 'array',
 				'items'             => array(
 					'type'          => 'integer',
@@ -770,25 +770,25 @@ 
 	public function get_item_schema() {
 
 		// Maybe retrieve the schema from cache.
-		if ( $this->schema ) {
-			return $this->add_additional_fields_schema( $this->schema );
+		if ($this->schema) {
+			return $this->add_additional_fields_schema($this->schema);
 		}
 
-		$type   = str_replace( 'wpi_', '', $this->post_type );
+		$type   = str_replace('wpi_', '', $this->post_type);
 		$schema = array(
 			'$schema'    => 'http://json-schema.org/draft-04/schema#',
 			'title'      => $this->post_type,
 			'type'       => 'object',
-			'properties' => wpinv_get_data( "$type-schema" ),
+			'properties' => wpinv_get_data("$type-schema"),
 		);
 
 		// Filters the invoice schema for the REST API.
-        $schema = apply_filters( "wpinv_rest_{$type}_schema", $schema );
+        $schema = apply_filters("wpinv_rest_{$type}_schema", $schema);
 
 		// Cache the invoice schema.
 		$this->schema = $schema;
 
-		return $this->add_additional_fields_schema( $this->schema );
+		return $this->add_additional_fields_schema($this->schema);
 	}
 
 	/**
@@ -797,8 +797,8 @@ 
 	 * @param  array $schema Schema.
 	 * @return bool
 	 */
-	public function filter_writable_props( $schema ) {
-		return empty( $schema['readonly'] );
+	public function filter_writable_props($schema) {
+		return empty($schema['readonly']);
 	}
 
 	/**
@@ -811,8 +811,8 @@ 
 	 * @param string          $parameter Additional parameter to pass to validation.
 	 * @return array|WP_Error A list of valid statuses, otherwise WP_Error object.
 	 */
-	public function sanitize_post_statuses( $statuses, $request, $parameter ) {
-		return array_intersect( wp_parse_slug_list( $statuses ), $this->get_post_statuses() );
+	public function sanitize_post_statuses($statuses, $request, $parameter) {
+		return array_intersect(wp_parse_slug_list($statuses), $this->get_post_statuses());
 	}
 
 	/**
@@ -833,43 +833,43 @@ 
 	 * @param  WP_REST_Request $request Request object.
 	 * @return GetPaid_Data|WP_Error Data object or WP_Error.
 	 */
-	protected function prepare_item_for_database( $request ) {
+	protected function prepare_item_for_database($request) {
 
 		// Do we have an object?
-		if ( empty( $this->crud_class ) || ! class_exists( $this->crud_class ) ) {
-			return new WP_Error( 'no_crud_class', __( 'You need to specify a CRUD class for this controller', 'invoicing' ) );
+		if (empty($this->crud_class) || !class_exists($this->crud_class)) {
+			return new WP_Error('no_crud_class', __('You need to specify a CRUD class for this controller', 'invoicing'));
 		}
 
 		// Prepare the object.
-		$id        = isset( $request['id'] ) ? absint( $request['id'] ) : 0;
-		$object    = new $this->crud_class( $id );
+		$id        = isset($request['id']) ? absint($request['id']) : 0;
+		$object    = new $this->crud_class($id);
 
 		// Abort if an error exists.
-		if ( ! empty( $object->last_error ) ) {
-			return new WP_Error( 'invalid_item', $object->last_error );
+		if (!empty($object->last_error)) {
+			return new WP_Error('invalid_item', $object->last_error);
 		}
 
 		$schema    = $this->get_item_schema();
-		$data_keys = array_keys( array_filter( $schema['properties'], array( $this, 'filter_writable_props' ) ) );
+		$data_keys = array_keys(array_filter($schema['properties'], array($this, 'filter_writable_props')));
 
 		// Handle all writable props.
-		foreach ( $data_keys as $key ) {
-			$value = $request[ $key ];
+		foreach ($data_keys as $key) {
+			$value = $request[$key];
 
-			if ( ! is_null( $value ) ) {
-				switch ( $key ) {
+			if (!is_null($value)) {
+				switch ($key) {
 
 					case 'meta_data':
-						if ( is_array( $value ) ) {
-							foreach ( $value as $meta ) {
-								$object->update_meta_data( $meta['key'], $meta['value'], isset( $meta['id'] ) ? $meta['id'] : '' );
+						if (is_array($value)) {
+							foreach ($value as $meta) {
+								$object->update_meta_data($meta['key'], $meta['value'], isset($meta['id']) ? $meta['id'] : '');
 							}
 						}
 						break;
 
 					default:
-						if ( is_callable( array( $object, "set_{$key}" ) ) ) {
-							$object->{"set_{$key}"}( $value );
+						if (is_callable(array($object, "set_{$key}"))) {
+							$object->{"set_{$key}"}($value);
 						}
 						break;
 				}
@@ -878,7 +878,7 @@ 
 		}
 
 		// Filters an object before it is inserted via the REST API..
-		return apply_filters( "getpaid_rest_pre_insert_{$this->post_type}_object", $object, $request );
+		return apply_filters("getpaid_rest_pre_insert_{$this->post_type}_object", $object, $request);
 	}
 
 	/**
@@ -888,10 +888,10 @@ 
 	 * @param  GetPaid_Meta_Data[]    $meta_data  meta data objects.
 	 * @return array
 	 */
-	protected function prepare_object_meta_data( $meta_data ) {
+	protected function prepare_object_meta_data($meta_data) {
 		$meta = array();
 
-		foreach( $meta_data as $object ) {
+		foreach ($meta_data as $object) {
 			$meta[] = $object->get_data();
 		}
 
@@ -905,13 +905,13 @@ 
 	 * @param  WPInv_Invoice $invoice  Invoice items.
 	 * @return array
 	 */
-	protected function prepare_invoice_items( $invoice ) {
+	protected function prepare_invoice_items($invoice) {
 		$items = array();
 
-		foreach( $invoice->get_items() as $item ) {
+		foreach ($invoice->get_items() as $item) {
 			$item_data = $item->prepare_data_for_saving();
 
-			if ( 'amount' == $invoice->get_template() ) {
+			if ('amount' == $invoice->get_template()) {
 				$item_data['quantity'] = 1;
 			}
 
@@ -930,59 +930,59 @@ 
 	 * @param string           $context either view or edit.
 	 * @return array
 	 */
-	protected function prepare_object_data( $object, $fields, $context = 'view' ) {
+	protected function prepare_object_data($object, $fields, $context = 'view') {
 
 		$data      = array();
 		$schema    = $this->get_item_schema();
-		$data_keys = array_keys( $schema['properties'] );
+		$data_keys = array_keys($schema['properties']);
 
 		// Handle all writable props.
-		foreach ( $data_keys as $key ) {
+		foreach ($data_keys as $key) {
 
 			// Abort if it is not included.
-			if ( ! empty( $fields ) && ! $this->is_field_included( $key, $fields ) ) {
+			if (!empty($fields) && !$this->is_field_included($key, $fields)) {
 				continue;
 			}
 
 			// Or this current object does not support the field.
-			if ( ! $this->object_supports_field( $object, $key ) ) {
+			if (!$this->object_supports_field($object, $key)) {
 				continue;
 			}
 
 			// Handle meta data.
-			if ( $key == 'meta_data' ) {
-				$data['meta_data'] = $this->prepare_object_meta_data( $object->get_meta_data() );
+			if ($key == 'meta_data') {
+				$data['meta_data'] = $this->prepare_object_meta_data($object->get_meta_data());
 				continue;
 			}
 
 			// Handle items.
-			if ( $key == 'items' && is_a( $object, 'WPInv_Invoice' )  ) {
-				$data['items'] = $this->prepare_invoice_items( $object );
+			if ($key == 'items' && is_a($object, 'WPInv_Invoice')) {
+				$data['items'] = $this->prepare_invoice_items($object);
 				continue;
 			}
 
 			// Booleans.
-			if ( is_callable( array( $object, $key ) ) ) {
-				$data[ $key ] = $object->$key( $context );
+			if (is_callable(array($object, $key))) {
+				$data[$key] = $object->$key($context);
 				continue;
 			}
 
 			// Get object value.
-			if ( is_callable( array( $object, "get_{$key}" ) ) ) {
-				$value = $object->{"get_{$key}"}( $context );
+			if (is_callable(array($object, "get_{$key}"))) {
+				$value = $object->{"get_{$key}"}($context);
 
 				// If the value is an instance of GetPaid_Data...
-				if ( is_a( $value, 'GetPaid_Data' ) ) {
-					$value = $value->get_data( $context );
+				if (is_a($value, 'GetPaid_Data')) {
+					$value = $value->get_data($context);
 				}
 
 				// For objects, retrieves it's properties.
-				$data[ $key ] = is_object( $value ) ? get_object_vars( $value ) :  $value ;
+				$data[$key] = is_object($value) ? get_object_vars($value) : $value;
 				continue;
 			}
 
 			// The value does not exist on an object.
-			$data[ $key ]     = apply_filters( "getpaid_{$this->post_type}_{$key}_object_data", null, $object );
+			$data[$key] = apply_filters("getpaid_{$this->post_type}_{$key}_object_data", null, $object);
 
 		}
 
@@ -997,8 +997,8 @@ 
 	 * @param  string       $field_key The key to check for.
 	 * @return bool
 	 */
-	public function object_supports_field( $object, $field_key ) {
-		return apply_filters( "getpaid_rest_{$this->post_type}_object_supports_key", true, $object, $field_key );
+	public function object_supports_field($object, $field_key) {
+		return apply_filters("getpaid_rest_{$this->post_type}_object_supports_key", true, $object, $field_key);
 	}
 
 	/**
@@ -1009,23 +1009,23 @@ 
 	 * @param  WP_REST_Request $request Request object.
 	 * @return WP_REST_Response
 	 */
-	public function prepare_item_for_response( $object, $request ) {
+	public function prepare_item_for_response($object, $request) {
 
 		// Fetch the fields to include in this response.
-		$fields = $this->get_fields_for_response( $request );
+		$fields = $this->get_fields_for_response($request);
 
 		// Prepare object data.
-		$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
-		$data    = $this->prepare_object_data( $object, $fields, $context );
-		$data    = $this->add_additional_fields_to_object( $data, $request );
-		$data    = $this->filter_response_by_context( $data, $context );
+		$context = !empty($request['context']) ? $request['context'] : 'view';
+		$data    = $this->prepare_object_data($object, $fields, $context);
+		$data    = $this->add_additional_fields_to_object($data, $request);
+		$data    = $this->filter_response_by_context($data, $context);
 
 		// Prepare the response.
-		$response = rest_ensure_response( $data );
-		$response->add_links( $this->prepare_links( $object, $request ) );
+		$response = rest_ensure_response($data);
+		$response->add_links($this->prepare_links($object, $request));
 
 		// Filter item response.
-		return apply_filters( "getpaid_rest_prepare_{$this->post_type}_object", $response, $object, $request );
+		return apply_filters("getpaid_rest_prepare_{$this->post_type}_object", $response, $object, $request);
 	}
 
 }

includes/api/class-wpinv-rest-items-controller.php

Indentation +163 added lines, -163 removed lines

@@ -15,172 +15,172 @@
 class WPInv_REST_Items_Controller extends GetPaid_REST_Posts_Controller {
 
     /**
-	 * Post type.
-	 *
-	 * @var string
-	 */
-	protected $post_type = 'wpi_item';
+     * Post type.
+     *
+     * @var string
+     */
+    protected $post_type = 'wpi_item';
 	
-	/**
-	 * The base of this controller's route.
-	 *
-	 * @since 1.0.13
-	 * @var string
-	 */
-	protected $rest_base = 'items';
-
-	/** Contains this controller's class name.
-	 *
-	 * @var string
-	 */
-	public $crud_class = 'WPInv_Item';
-
-	/**
-	 * Registers the routes for the objects of the controller.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @see register_rest_route()
-	 */
-	public function register_namespace_routes( $namespace ) {
-
-		parent::register_namespace_routes( $namespace );
-
-		register_rest_route(
-			$this->namespace,
-			'/' . $this->rest_base . '/item-types',
-			array(
-				array(
-					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_item_types' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
-				),
-			)
-		);
-
-	}
-
-	/**
-	 * Handles rest requests for item types.
-	 *
-	 * @since 1.0.13
-	 * 
-	 * 
-	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
-	 */
-	public function get_item_types() {
-		return rest_ensure_response( wpinv_get_item_types() );
-	}
+    /**
+     * The base of this controller's route.
+     *
+     * @since 1.0.13
+     * @var string
+     */
+    protected $rest_base = 'items';
+
+    /** Contains this controller's class name.
+     *
+     * @var string
+     */
+    public $crud_class = 'WPInv_Item';
+
+    /**
+     * Registers the routes for the objects of the controller.
+     *
+     * @since 1.0.19
+     *
+     * @see register_rest_route()
+     */
+    public function register_namespace_routes( $namespace ) {
+
+        parent::register_namespace_routes( $namespace );
+
+        register_rest_route(
+            $this->namespace,
+            '/' . $this->rest_base . '/item-types',
+            array(
+                array(
+                    'methods'             => WP_REST_Server::READABLE,
+                    'callback'            => array( $this, 'get_item_types' ),
+                    'permission_callback' => array( $this, 'get_items_permissions_check' ),
+                ),
+            )
+        );
+
+    }
+
+    /**
+     * Handles rest requests for item types.
+     *
+     * @since 1.0.13
+     * 
+     * 
+     * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
+     */
+    public function get_item_types() {
+        return rest_ensure_response( wpinv_get_item_types() );
+    }
+
+    /**
+     * Retrieves the query params for the items collection.
+     *
+     * @since 1.0.13
+     *
+     * @return array Collection parameters.
+     */
+    public function get_collection_params() {
+
+        $params = array_merge(
+
+            parent::get_collection_params(),
+
+            array(
+
+                // Item types
+                'type'                  => array(
+                    'description'       => __( 'Type of items to fetch.', 'invoicing' ),
+                    'type'              => array( 'array', 'string' ),
+                    'default'           => 'any',
+                    'validate_callback' => 'rest_validate_request_arg',
+                    'sanitize_callback' => 'wpinv_parse_list',
+                    'items'             => array(
+                        'enum'          => array_merge( array( 'any' ), wpinv_item_types() ),
+                        'type'          => 'string',
+                    ),
+                ),
+
+            )
+        );
+
+        // Filter collection parameters for the items controller.
+        return apply_filters( 'getpaid_rest_items_collection_params', $params, $this );
+
+    }
+
+    /**
+     * Determine the allowed query_vars for a get_items() response and
+     * prepare for WP_Query.
+     *
+     * @param array           $prepared_args Prepared arguments.
+     * @param WP_REST_Request $request Request object.
+     * @return array          $query_args
+     */
+    protected function prepare_items_query( $prepared_args = array(), $request = null ) {
+
+        $query_args = parent::prepare_items_query( $prepared_args );
+
+        // Retrieve items by type.
+        if ( ! in_array( 'any', $request['type'] ) ) {
+
+            if ( empty( $query_args['meta_query'] ) ) {
+                $query_args['meta_query'] = array();
+            }
+
+            $query_args['meta_query'][] = array(
+                'key'     => '_wpinv_type',
+                'value'   => implode( ',', $request['type'] ),
+                'compare' => 'IN',
+            );
+
+        }
+
+        return apply_filters( 'getpaid_rest_items_prepare_items_query', $query_args, $request, $this );
+
+    }
+
+    /**
+     * Retrieves a valid list of post statuses.
+     *
+     * @since 1.0.15
+     *
+     * @return array A list of registered item statuses.
+     */
+    public function get_post_statuses() {
+        return array( 'draft', 'pending', 'publish' );
+    }
 
     /**
-	 * Retrieves the query params for the items collection.
-	 *
-	 * @since 1.0.13
-	 *
-	 * @return array Collection parameters.
-	 */
-	public function get_collection_params() {
-
-		$params = array_merge(
-
-			parent::get_collection_params(),
-
-        	array(
-
-				// Item types
-				'type'                  => array(
-					'description'       => __( 'Type of items to fetch.', 'invoicing' ),
-					'type'              => array( 'array', 'string' ),
-					'default'           => 'any',
-					'validate_callback' => 'rest_validate_request_arg',
-					'sanitize_callback' => 'wpinv_parse_list',
-					'items'             => array(
-						'enum'          => array_merge( array( 'any' ), wpinv_item_types() ),
-						'type'          => 'string',
-					),
-				),
-
-			)
-		);
-
-		// Filter collection parameters for the items controller.
-		return apply_filters( 'getpaid_rest_items_collection_params', $params, $this );
-
-	}
-
-	/**
-	 * Determine the allowed query_vars for a get_items() response and
-	 * prepare for WP_Query.
-	 *
-	 * @param array           $prepared_args Prepared arguments.
-	 * @param WP_REST_Request $request Request object.
-	 * @return array          $query_args
-	 */
-	protected function prepare_items_query( $prepared_args = array(), $request = null ) {
-
-		$query_args = parent::prepare_items_query( $prepared_args );
-
-		// Retrieve items by type.
-		if ( ! in_array( 'any', $request['type'] ) ) {
-
-			if ( empty( $query_args['meta_query'] ) ) {
-				$query_args['meta_query'] = array();
-			}
-
-			$query_args['meta_query'][] = array(
-				'key'     => '_wpinv_type',
-				'value'   => implode( ',', $request['type'] ),
-				'compare' => 'IN',
-			);
-
-		}
-
-		return apply_filters( 'getpaid_rest_items_prepare_items_query', $query_args, $request, $this );
-
-	}
-
-	/**
-	 * Retrieves a valid list of post statuses.
-	 *
-	 * @since 1.0.15
-	 *
-	 * @return array A list of registered item statuses.
-	 */
-	public function get_post_statuses() {
-		return array( 'draft', 'pending', 'publish' );
-	}
-
-	/**
-	 * Checks if a key should be included in a response.
-	 *
-	 * @since  1.0.19
-	 * @param  WPInv_Item   $item  Item object.
-	 * @param  string       $field_key The key to check for.
-	 * @return bool
-	 */
-	public function object_supports_field( $item, $field_key ) {
-
-		if ( 'minimum_price' == $field_key && ! $item->user_can_set_their_price() ) {
-			return false;
-		}
-
-		foreach( wpinv_parse_list( 'initial_price the_initial_price recurring_price the_recurring_price recurring_period recurring_interval recurring_limit is_free_trial trial_period trial_interval first_renewal_date' ) as $key ) {
-
-			if ( $key == $field_key && ! $item->is_recurring() ) {
-				return false;
-			}
-
-		}
-
-		foreach( wpinv_parse_list( 'trial_period trial_interval' ) as $key ) {
-
-			if ( $key == $field_key && ! $item->has_free_trial() ) {
-				return false;
-			}
-
-		}
+     * Checks if a key should be included in a response.
+     *
+     * @since  1.0.19
+     * @param  WPInv_Item   $item  Item object.
+     * @param  string       $field_key The key to check for.
+     * @return bool
+     */
+    public function object_supports_field( $item, $field_key ) {
+
+        if ( 'minimum_price' == $field_key && ! $item->user_can_set_their_price() ) {
+            return false;
+        }
+
+        foreach( wpinv_parse_list( 'initial_price the_initial_price recurring_price the_recurring_price recurring_period recurring_interval recurring_limit is_free_trial trial_period trial_interval first_renewal_date' ) as $key ) {
+
+            if ( $key == $field_key && ! $item->is_recurring() ) {
+                return false;
+            }
+
+        }
+
+        foreach( wpinv_parse_list( 'trial_period trial_interval' ) as $key ) {
+
+            if ( $key == $field_key && ! $item->has_free_trial() ) {
+                return false;
+            }
+
+        }
 
-		return parent::object_supports_field( $item, $field_key );
-	}
+        return parent::object_supports_field( $item, $field_key );
+    }
 
 }

Spacing +24 added lines, -24 removed lines

@@ -5,7 +5,7 @@ 
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * REST API items controller class.
@@ -42,9 +42,9 @@ 
 	 *
 	 * @see register_rest_route()
 	 */
-	public function register_namespace_routes( $namespace ) {
+	public function register_namespace_routes($namespace) {
 
-		parent::register_namespace_routes( $namespace );
+		parent::register_namespace_routes($namespace);
 
 		register_rest_route(
 			$this->namespace,
@@ -52,8 +52,8 @@ 
 			array(
 				array(
 					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_item_types' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
+					'callback'            => array($this, 'get_item_types'),
+					'permission_callback' => array($this, 'get_items_permissions_check'),
 				),
 			)
 		);
@@ -69,7 +69,7 @@ 
 	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
 	 */
 	public function get_item_types() {
-		return rest_ensure_response( wpinv_get_item_types() );
+		return rest_ensure_response(wpinv_get_item_types());
 	}
 
     /**
@@ -89,13 +89,13 @@ 
 
 				// Item types
 				'type'                  => array(
-					'description'       => __( 'Type of items to fetch.', 'invoicing' ),
-					'type'              => array( 'array', 'string' ),
+					'description'       => __('Type of items to fetch.', 'invoicing'),
+					'type'              => array('array', 'string'),
 					'default'           => 'any',
 					'validate_callback' => 'rest_validate_request_arg',
 					'sanitize_callback' => 'wpinv_parse_list',
 					'items'             => array(
-						'enum'          => array_merge( array( 'any' ), wpinv_item_types() ),
+						'enum'          => array_merge(array('any'), wpinv_item_types()),
 						'type'          => 'string',
 					),
 				),
@@ -104,7 +104,7 @@ 
 		);
 
 		// Filter collection parameters for the items controller.
-		return apply_filters( 'getpaid_rest_items_collection_params', $params, $this );
+		return apply_filters('getpaid_rest_items_collection_params', $params, $this);
 
 	}
 
@@ -116,26 +116,26 @@ 
 	 * @param WP_REST_Request $request Request object.
 	 * @return array          $query_args
 	 */
-	protected function prepare_items_query( $prepared_args = array(), $request = null ) {
+	protected function prepare_items_query($prepared_args = array(), $request = null) {
 
-		$query_args = parent::prepare_items_query( $prepared_args );
+		$query_args = parent::prepare_items_query($prepared_args);
 
 		// Retrieve items by type.
-		if ( ! in_array( 'any', $request['type'] ) ) {
+		if (!in_array('any', $request['type'])) {
 
-			if ( empty( $query_args['meta_query'] ) ) {
+			if (empty($query_args['meta_query'])) {
 				$query_args['meta_query'] = array();
 			}
 
 			$query_args['meta_query'][] = array(
 				'key'     => '_wpinv_type',
-				'value'   => implode( ',', $request['type'] ),
+				'value'   => implode(',', $request['type']),
 				'compare' => 'IN',
 			);
 
 		}
 
-		return apply_filters( 'getpaid_rest_items_prepare_items_query', $query_args, $request, $this );
+		return apply_filters('getpaid_rest_items_prepare_items_query', $query_args, $request, $this);
 
 	}
 
@@ -147,7 +147,7 @@ 
 	 * @return array A list of registered item statuses.
 	 */
 	public function get_post_statuses() {
-		return array( 'draft', 'pending', 'publish' );
+		return array('draft', 'pending', 'publish');
 	}
 
 	/**
@@ -158,29 +158,29 @@ 
 	 * @param  string       $field_key The key to check for.
 	 * @return bool
 	 */
-	public function object_supports_field( $item, $field_key ) {
+	public function object_supports_field($item, $field_key) {
 
-		if ( 'minimum_price' == $field_key && ! $item->user_can_set_their_price() ) {
+		if ('minimum_price' == $field_key && !$item->user_can_set_their_price()) {
 			return false;
 		}
 
-		foreach( wpinv_parse_list( 'initial_price the_initial_price recurring_price the_recurring_price recurring_period recurring_interval recurring_limit is_free_trial trial_period trial_interval first_renewal_date' ) as $key ) {
+		foreach (wpinv_parse_list('initial_price the_initial_price recurring_price the_recurring_price recurring_period recurring_interval recurring_limit is_free_trial trial_period trial_interval first_renewal_date') as $key) {
 
-			if ( $key == $field_key && ! $item->is_recurring() ) {
+			if ($key == $field_key && !$item->is_recurring()) {
 				return false;
 			}
 
 		}
 
-		foreach( wpinv_parse_list( 'trial_period trial_interval' ) as $key ) {
+		foreach (wpinv_parse_list('trial_period trial_interval') as $key) {
 
-			if ( $key == $field_key && ! $item->has_free_trial() ) {
+			if ($key == $field_key && !$item->has_free_trial()) {
 				return false;
 			}
 
 		}
 
-		return parent::object_supports_field( $item, $field_key );
+		return parent::object_supports_field($item, $field_key);
 	}
 
 }

includes/api/class-wpinv-rest-discounts-controller.php

Indentation +131 added lines, -131 removed lines

@@ -15,138 +15,138 @@
 class WPInv_REST_Discounts_Controller extends GetPaid_REST_Posts_Controller {
 
     /**
-	 * Post type.
-	 *
-	 * @var string
-	 */
-	protected $post_type = 'wpi_discount';
-
-	/**
-	 * The base of this controller's route.
-	 *
-	 * @since 1.0.13
-	 * @var string
-	 */
-	protected $rest_base = 'discounts';
-
-	/** Contains this controller's class name.
-	 *
-	 * @var string
-	 */
-	public $crud_class = 'WPInv_Discount';
-
-	/**
-	 * Registers the routes for the objects of the controller.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @see register_rest_route()
-	 */
-	public function register_namespace_routes( $namespace ) {
-
-		parent::register_namespace_routes( $namespace );
-
-		register_rest_route(
-			$this->namespace,
-			'/' . $this->rest_base . '/discount-types',
-			array(
-				array(
-					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_discount_types' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
-				),
-			)
-		);
-
-	}
-
-	/**
-	 * Handles rest requests for discount types.
-	 *
-	 * @since 1.0.13
-	 *
-	 *
-	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
-	 */
-	public function get_discount_types() {
-		return rest_ensure_response( wpinv_get_discount_types() );
-	}
+     * Post type.
+     *
+     * @var string
+     */
+    protected $post_type = 'wpi_discount';
 
     /**
-	 * Retrieves the query params for the discount collection.
-	 *
-	 * @since 1.0.13
-	 *
-	 * @return array Collection parameters.
-	 */
-	public function get_collection_params() {
-
-		$params = array_merge(
-
-			parent::get_collection_params(),
-
-        	array(
-
-				// Discount types
-				'type'                  => array(
-					'description'       => __( 'Type of discounts to fetch.', 'invoicing' ),
-					'type'              => array( 'array', 'string' ),
-					'default'           => 'any',
-					'validate_callback' => 'rest_validate_request_arg',
-					'sanitize_callback' => 'wpinv_parse_list',
-					'items'             => array(
-						'enum'          => array_merge( array( 'any' ), array_keys( wpinv_get_discount_types() ) ),
-						'type'          => 'string',
-					),
-				),
-
-			)
-		);
-
-		// Filter collection parameters for the discounts controller.
-		return apply_filters( 'getpaid_rest_discounts_collection_params', $params, $this );
-	}
-
-	/**
-	 * Determine the allowed query_vars for a get_items() response and
-	 * prepare for WP_Query.
-	 *
-	 * @param array           $prepared_args Prepared arguments.
-	 * @param WP_REST_Request $request Request object.
-	 * @return array          $query_args
-	 */
-	protected function prepare_items_query( $prepared_args = array(), $request = null ) {
-
-		$query_args = parent::prepare_items_query( $prepared_args );
-
-		// Retrieve items by type.
-		if ( ! in_array( 'any', $request['type'] ) ) {
-
-			if ( empty( $query_args['meta_query'] ) ) {
-				$query_args['meta_query'] = array();
-			}
-
-			$query_args['meta_query'][] = array(
-				'key'     => '_wpi_discount_type',
-				'value'   => implode( ',', $request['type'] ),
-				'compare' => 'IN',
-			);
-
-		}
-
-		return apply_filters( 'getpaid_rest_discounts_prepare_items_query', $query_args, $request, $this );
-
-	}
-
-	/**
-	 * Retrieves a valid list of post statuses.
-	 *
-	 * @since 1.0.15
-	 *
-	 * @return array A list of registered item statuses.
-	 */
-	public function get_post_statuses() {
-		return array( 'publish', 'pending', 'draft', 'expired' );
-	}
+     * The base of this controller's route.
+     *
+     * @since 1.0.13
+     * @var string
+     */
+    protected $rest_base = 'discounts';
+
+    /** Contains this controller's class name.
+     *
+     * @var string
+     */
+    public $crud_class = 'WPInv_Discount';
+
+    /**
+     * Registers the routes for the objects of the controller.
+     *
+     * @since 1.0.19
+     *
+     * @see register_rest_route()
+     */
+    public function register_namespace_routes( $namespace ) {
+
+        parent::register_namespace_routes( $namespace );
+
+        register_rest_route(
+            $this->namespace,
+            '/' . $this->rest_base . '/discount-types',
+            array(
+                array(
+                    'methods'             => WP_REST_Server::READABLE,
+                    'callback'            => array( $this, 'get_discount_types' ),
+                    'permission_callback' => array( $this, 'get_items_permissions_check' ),
+                ),
+            )
+        );
+
+    }
+
+    /**
+     * Handles rest requests for discount types.
+     *
+     * @since 1.0.13
+     *
+     *
+     * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
+     */
+    public function get_discount_types() {
+        return rest_ensure_response( wpinv_get_discount_types() );
+    }
+
+    /**
+     * Retrieves the query params for the discount collection.
+     *
+     * @since 1.0.13
+     *
+     * @return array Collection parameters.
+     */
+    public function get_collection_params() {
+
+        $params = array_merge(
+
+            parent::get_collection_params(),
+
+            array(
+
+                // Discount types
+                'type'                  => array(
+                    'description'       => __( 'Type of discounts to fetch.', 'invoicing' ),
+                    'type'              => array( 'array', 'string' ),
+                    'default'           => 'any',
+                    'validate_callback' => 'rest_validate_request_arg',
+                    'sanitize_callback' => 'wpinv_parse_list',
+                    'items'             => array(
+                        'enum'          => array_merge( array( 'any' ), array_keys( wpinv_get_discount_types() ) ),
+                        'type'          => 'string',
+                    ),
+                ),
+
+            )
+        );
+
+        // Filter collection parameters for the discounts controller.
+        return apply_filters( 'getpaid_rest_discounts_collection_params', $params, $this );
+    }
+
+    /**
+     * Determine the allowed query_vars for a get_items() response and
+     * prepare for WP_Query.
+     *
+     * @param array           $prepared_args Prepared arguments.
+     * @param WP_REST_Request $request Request object.
+     * @return array          $query_args
+     */
+    protected function prepare_items_query( $prepared_args = array(), $request = null ) {
+
+        $query_args = parent::prepare_items_query( $prepared_args );
+
+        // Retrieve items by type.
+        if ( ! in_array( 'any', $request['type'] ) ) {
+
+            if ( empty( $query_args['meta_query'] ) ) {
+                $query_args['meta_query'] = array();
+            }
+
+            $query_args['meta_query'][] = array(
+                'key'     => '_wpi_discount_type',
+                'value'   => implode( ',', $request['type'] ),
+                'compare' => 'IN',
+            );
+
+        }
+
+        return apply_filters( 'getpaid_rest_discounts_prepare_items_query', $query_args, $request, $this );
+
+    }
+
+    /**
+     * Retrieves a valid list of post statuses.
+     *
+     * @since 1.0.15
+     *
+     * @return array A list of registered item statuses.
+     */
+    public function get_post_statuses() {
+        return array( 'publish', 'pending', 'draft', 'expired' );
+    }
 
 }

Spacing +17 added lines, -17 removed lines

@@ -5,7 +5,7 @@ 
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * REST API discounts controller class.
@@ -42,9 +42,9 @@ 
 	 *
 	 * @see register_rest_route()
 	 */
-	public function register_namespace_routes( $namespace ) {
+	public function register_namespace_routes($namespace) {
 
-		parent::register_namespace_routes( $namespace );
+		parent::register_namespace_routes($namespace);
 
 		register_rest_route(
 			$this->namespace,
@@ -52,8 +52,8 @@ 
 			array(
 				array(
 					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_discount_types' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
+					'callback'            => array($this, 'get_discount_types'),
+					'permission_callback' => array($this, 'get_items_permissions_check'),
 				),
 			)
 		);
@@ -69,7 +69,7 @@ 
 	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
 	 */
 	public function get_discount_types() {
-		return rest_ensure_response( wpinv_get_discount_types() );
+		return rest_ensure_response(wpinv_get_discount_types());
 	}
 
     /**
@@ -89,13 +89,13 @@ 
 
 				// Discount types
 				'type'                  => array(
-					'description'       => __( 'Type of discounts to fetch.', 'invoicing' ),
-					'type'              => array( 'array', 'string' ),
+					'description'       => __('Type of discounts to fetch.', 'invoicing'),
+					'type'              => array('array', 'string'),
 					'default'           => 'any',
 					'validate_callback' => 'rest_validate_request_arg',
 					'sanitize_callback' => 'wpinv_parse_list',
 					'items'             => array(
-						'enum'          => array_merge( array( 'any' ), array_keys( wpinv_get_discount_types() ) ),
+						'enum'          => array_merge(array('any'), array_keys(wpinv_get_discount_types())),
 						'type'          => 'string',
 					),
 				),
@@ -104,7 +104,7 @@ 
 		);
 
 		// Filter collection parameters for the discounts controller.
-		return apply_filters( 'getpaid_rest_discounts_collection_params', $params, $this );
+		return apply_filters('getpaid_rest_discounts_collection_params', $params, $this);
 	}
 
 	/**
@@ -115,26 +115,26 @@ 
 	 * @param WP_REST_Request $request Request object.
 	 * @return array          $query_args
 	 */
-	protected function prepare_items_query( $prepared_args = array(), $request = null ) {
+	protected function prepare_items_query($prepared_args = array(), $request = null) {
 
-		$query_args = parent::prepare_items_query( $prepared_args );
+		$query_args = parent::prepare_items_query($prepared_args);
 
 		// Retrieve items by type.
-		if ( ! in_array( 'any', $request['type'] ) ) {
+		if (!in_array('any', $request['type'])) {
 
-			if ( empty( $query_args['meta_query'] ) ) {
+			if (empty($query_args['meta_query'])) {
 				$query_args['meta_query'] = array();
 			}
 
 			$query_args['meta_query'][] = array(
 				'key'     => '_wpi_discount_type',
-				'value'   => implode( ',', $request['type'] ),
+				'value'   => implode(',', $request['type']),
 				'compare' => 'IN',
 			);
 
 		}
 
-		return apply_filters( 'getpaid_rest_discounts_prepare_items_query', $query_args, $request, $this );
+		return apply_filters('getpaid_rest_discounts_prepare_items_query', $query_args, $request, $this);
 
 	}
 
@@ -146,7 +146,7 @@ 
 	 * @return array A list of registered item statuses.
 	 */
 	public function get_post_statuses() {
-		return array( 'publish', 'pending', 'draft', 'expired' );
+		return array('publish', 'pending', 'draft', 'expired');
 	}
 
 }

includes/data/discount-schema.php

Indentation +162 added lines, -162 removed lines

@@ -13,168 +13,168 @@
 
 return array(
 
-	'id'              => array(
-		'description' => __( 'Unique identifier for the discount.', 'invoicing' ),
-		'type'        => 'integer',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'readonly'    => true,
-	),
-
-	'status'          => array(
-		'description' => __( 'A named status for the discount.', 'invoicing' ),
-		'type'        => 'string',
-		'enum'        => array( 'publish', 'pending', 'draft', 'expired' ),
-		'default'     => 'draft',
-		'context'     => array( 'view', 'edit', 'embed' ),
-	),
-
-	'version'         => array(
-		'description' => __( 'Plugin version when the discount was created.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'readonly'    => true,
-	),
-
-	'date_created'    => array(
-		'description' => __( "The date the discount was created, in the site's timezone.", 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-	),
-
-	'date_created_gmt'    => array(
-		'description' => __( 'The GMT date the discount was created.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'readonly'    => true,
-	),
-
-	'date_modified'   => array(
-		'description' => __( "The date the discount 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 discount was last modified.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'readonly'    => true,
-	),
-
-	'name'			  => array(
-		'description' => __( 'The discount name.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-	),
-
-	'description'     => array(
-		'description' => __( 'A description of what the discount is all about.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-	),
-
-	'code'            => array(
-		'description' => __( 'The discount code.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'required'	  => true,
-	),
-
-	'type'            => array(
-		'description' => __( 'The type of discount.', 'invoicing' ),
-		'type'        => 'string',
-		'enum'        => array_keys( wpinv_get_discount_types() ),
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'default'	  => 'percent',
-	),
-
-	'amount'        => array(
-		'description' => __( 'The discount value.', 'invoicing' ),
-		'type'        => 'number',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'required'	  => true,
-	),
-
-	'formatted_amount'        => array(
-		'description' => __( 'The formatted discount value.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
-		'readonly'    => true,
-	),
-
-	'uses'            => array(
-		'description' => __( 'The number of times the discount has been used.', 'invoicing' ),
-		'type'        => 'integer',
-		'context'     => array( 'view', 'embed' ),
-		'readonly'    => true,
-	),
-
-	'max_uses'        => array(
-		'description' => __( 'The maximum number of times the discount can be used.', 'invoicing' ),
-		'type'        => 'integer',
-		'context'     => array( 'view', 'edit' ),
-	),
-
-	'usage'           => array(
-		'description' => __( "The discount's usage, i.e uses / max uses.", 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'embed' ),
-		'readonly'    => true,
-	),
-
-	'is_single_use'   => array(
-		'description' => __( 'Whether or not the discount can only be used once per user.', 'invoicing' ),
-		'type'        => 'boolean',
-		'context'     => array( 'view', 'edit' ),
-	),
-
-	'is_recurring'   => array(
-		'description' => __( 'Whether or not the discount applies to the initial payment only or all recurring payments.', 'invoicing' ),
-		'type'        => 'boolean',
-		'context'     => array( 'view', 'edit' ),
-	),
-
-	'start_date'      => array(
-		'description' => __( 'The start date for the discount in the format of yyyy-mm-dd hh:mm:ss. If provided, the discount can only be used after or on this date.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit' ),
-	),
-
-	'end_date'        => array(
-		'description' => __( 'The expiration date for the discount.', 'invoicing' ),
-		'type'        => 'string',
-		'context'     => array( 'view', 'edit' ),
-	),
-
-	'allowed_items'   => array(
-		'description' => __( 'Items which are allowed to use this discount. Leave blank to enable for all items.', 'invoicing' ),
-		'type'        => 'array',
-		'context'     => array( 'view', 'edit' ),
-		'items'       => array(
-			'type'    => 'integer'
-		)
-	),
-
-	'excluded_items'  => array(
-		'description' => __( 'Items which are NOT allowed to use this discount.', 'invoicing' ),
-		'type'        => 'array',
-		'context'     => array( 'view', 'edit' ),
-		'items'       => array(
-			'type'    => 'integer'
-		)
-	),
+    'id'              => array(
+        'description' => __( 'Unique identifier for the discount.', 'invoicing' ),
+        'type'        => 'integer',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'readonly'    => true,
+    ),
+
+    'status'          => array(
+        'description' => __( 'A named status for the discount.', 'invoicing' ),
+        'type'        => 'string',
+        'enum'        => array( 'publish', 'pending', 'draft', 'expired' ),
+        'default'     => 'draft',
+        'context'     => array( 'view', 'edit', 'embed' ),
+    ),
+
+    'version'         => array(
+        'description' => __( 'Plugin version when the discount was created.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'readonly'    => true,
+    ),
+
+    'date_created'    => array(
+        'description' => __( "The date the discount was created, in the site's timezone.", 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+    ),
+
+    'date_created_gmt'    => array(
+        'description' => __( 'The GMT date the discount was created.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'readonly'    => true,
+    ),
+
+    'date_modified'   => array(
+        'description' => __( "The date the discount 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 discount was last modified.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'readonly'    => true,
+    ),
+
+    'name'			  => array(
+        'description' => __( 'The discount name.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+    ),
+
+    'description'     => array(
+        'description' => __( 'A description of what the discount is all about.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+    ),
+
+    'code'            => array(
+        'description' => __( 'The discount code.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'required'	  => true,
+    ),
+
+    'type'            => array(
+        'description' => __( 'The type of discount.', 'invoicing' ),
+        'type'        => 'string',
+        'enum'        => array_keys( wpinv_get_discount_types() ),
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'default'	  => 'percent',
+    ),
+
+    'amount'        => array(
+        'description' => __( 'The discount value.', 'invoicing' ),
+        'type'        => 'number',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'required'	  => true,
+    ),
+
+    'formatted_amount'        => array(
+        'description' => __( 'The formatted discount value.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit', 'embed' ),
+        'readonly'    => true,
+    ),
+
+    'uses'            => array(
+        'description' => __( 'The number of times the discount has been used.', 'invoicing' ),
+        'type'        => 'integer',
+        'context'     => array( 'view', 'embed' ),
+        'readonly'    => true,
+    ),
+
+    'max_uses'        => array(
+        'description' => __( 'The maximum number of times the discount can be used.', 'invoicing' ),
+        'type'        => 'integer',
+        'context'     => array( 'view', 'edit' ),
+    ),
+
+    'usage'           => array(
+        'description' => __( "The discount's usage, i.e uses / max uses.", 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'embed' ),
+        'readonly'    => true,
+    ),
+
+    'is_single_use'   => array(
+        'description' => __( 'Whether or not the discount can only be used once per user.', 'invoicing' ),
+        'type'        => 'boolean',
+        'context'     => array( 'view', 'edit' ),
+    ),
+
+    'is_recurring'   => array(
+        'description' => __( 'Whether or not the discount applies to the initial payment only or all recurring payments.', 'invoicing' ),
+        'type'        => 'boolean',
+        'context'     => array( 'view', 'edit' ),
+    ),
+
+    'start_date'      => array(
+        'description' => __( 'The start date for the discount in the format of yyyy-mm-dd hh:mm:ss. If provided, the discount can only be used after or on this date.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit' ),
+    ),
+
+    'end_date'        => array(
+        'description' => __( 'The expiration date for the discount.', 'invoicing' ),
+        'type'        => 'string',
+        'context'     => array( 'view', 'edit' ),
+    ),
+
+    'allowed_items'   => array(
+        'description' => __( 'Items which are allowed to use this discount. Leave blank to enable for all items.', 'invoicing' ),
+        'type'        => 'array',
+        'context'     => array( 'view', 'edit' ),
+        'items'       => array(
+            'type'    => 'integer'
+        )
+    ),
+
+    'excluded_items'  => array(
+        'description' => __( 'Items which are NOT allowed to use this discount.', 'invoicing' ),
+        'type'        => 'array',
+        'context'     => array( 'view', 'edit' ),
+        'items'       => array(
+            'type'    => 'integer'
+        )
+    ),
 	
-	'minimum_total'   => array(
-		'description' => __( 'The minimum total needed to use this invoice.', 'invoicing' ),
-		'type'        => 'number',
-		'context'     => array( 'view', 'edit' ),
-	),
-
-	'maximum_total'   => array(
-		'description' => __( 'The maximum total needed to use this invoice.', 'invoicing' ),
-		'type'        => 'number',
-		'context'     => array( 'view', 'edit' ),
-	),
+    'minimum_total'   => array(
+        'description' => __( 'The minimum total needed to use this invoice.', 'invoicing' ),
+        'type'        => 'number',
+        'context'     => array( 'view', 'edit' ),
+    ),
+
+    'maximum_total'   => array(
+        'description' => __( 'The maximum total needed to use this invoice.', 'invoicing' ),
+        'type'        => 'number',
+        'context'     => array( 'view', 'edit' ),
+    ),
 
 );

Spacing +51 added lines, -51 removed lines

@@ -9,172 +9,172 @@
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 return array(
 
 	'id'              => array(
-		'description' => __( 'Unique identifier for the discount.', 'invoicing' ),
+		'description' => __('Unique identifier for the discount.', 'invoicing'),
 		'type'        => 'integer',
-		'context'     => array( 'view', 'edit', 'embed' ),
+		'context'     => array('view', 'edit', 'embed'),
 		'readonly'    => true,
 	),
 
 	'status'          => array(
-		'description' => __( 'A named status for the discount.', 'invoicing' ),
+		'description' => __('A named status for the discount.', 'invoicing'),
 		'type'        => 'string',
-		'enum'        => array( 'publish', 'pending', 'draft', 'expired' ),
+		'enum'        => array('publish', 'pending', 'draft', 'expired'),
 		'default'     => 'draft',
-		'context'     => array( 'view', 'edit', 'embed' ),
+		'context'     => array('view', 'edit', 'embed'),
 	),
 
 	'version'         => array(
-		'description' => __( 'Plugin version when the discount was created.', 'invoicing' ),
+		'description' => __('Plugin version when the discount was created.', 'invoicing'),
 		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
+		'context'     => array('view', 'edit', 'embed'),
 		'readonly'    => true,
 	),
 
 	'date_created'    => array(
-		'description' => __( "The date the discount was created, in the site's timezone.", 'invoicing' ),
+		'description' => __("The date the discount was created, in the site's timezone.", 'invoicing'),
 		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
+		'context'     => array('view', 'edit', 'embed'),
 	),
 
 	'date_created_gmt'    => array(
-		'description' => __( 'The GMT date the discount was created.', 'invoicing' ),
+		'description' => __('The GMT date the discount was created.', 'invoicing'),
 		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
+		'context'     => array('view', 'edit', 'embed'),
 		'readonly'    => true,
 	),
 
 	'date_modified'   => array(
-		'description' => __( "The date the discount was last modified, in the site's timezone.", 'invoicing' ),
+		'description' => __("The date the discount was last modified, in the site's timezone.", 'invoicing'),
 		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
+		'context'     => array('view', 'edit', 'embed'),
 		'readonly'    => true,
 	),
 
 	'date_modified_gmt'    => array(
-		'description' => __( 'The GMT date the discount was last modified.', 'invoicing' ),
+		'description' => __('The GMT date the discount was last modified.', 'invoicing'),
 		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
+		'context'     => array('view', 'edit', 'embed'),
 		'readonly'    => true,
 	),
 
 	'name'			  => array(
-		'description' => __( 'The discount name.', 'invoicing' ),
+		'description' => __('The discount name.', 'invoicing'),
 		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
+		'context'     => array('view', 'edit', 'embed'),
 	),
 
 	'description'     => array(
-		'description' => __( 'A description of what the discount is all about.', 'invoicing' ),
+		'description' => __('A description of what the discount is all about.', 'invoicing'),
 		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
+		'context'     => array('view', 'edit', 'embed'),
 	),
 
 	'code'            => array(
-		'description' => __( 'The discount code.', 'invoicing' ),
+		'description' => __('The discount code.', 'invoicing'),
 		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
+		'context'     => array('view', 'edit', 'embed'),
 		'required'	  => true,
 	),
 
 	'type'            => array(
-		'description' => __( 'The type of discount.', 'invoicing' ),
+		'description' => __('The type of discount.', 'invoicing'),
 		'type'        => 'string',
-		'enum'        => array_keys( wpinv_get_discount_types() ),
-		'context'     => array( 'view', 'edit', 'embed' ),
+		'enum'        => array_keys(wpinv_get_discount_types()),
+		'context'     => array('view', 'edit', 'embed'),
 		'default'	  => 'percent',
 	),
 
 	'amount'        => array(
-		'description' => __( 'The discount value.', 'invoicing' ),
+		'description' => __('The discount value.', 'invoicing'),
 		'type'        => 'number',
-		'context'     => array( 'view', 'edit', 'embed' ),
+		'context'     => array('view', 'edit', 'embed'),
 		'required'	  => true,
 	),
 
 	'formatted_amount'        => array(
-		'description' => __( 'The formatted discount value.', 'invoicing' ),
+		'description' => __('The formatted discount value.', 'invoicing'),
 		'type'        => 'string',
-		'context'     => array( 'view', 'edit', 'embed' ),
+		'context'     => array('view', 'edit', 'embed'),
 		'readonly'    => true,
 	),
 
 	'uses'            => array(
-		'description' => __( 'The number of times the discount has been used.', 'invoicing' ),
+		'description' => __('The number of times the discount has been used.', 'invoicing'),
 		'type'        => 'integer',
-		'context'     => array( 'view', 'embed' ),
+		'context'     => array('view', 'embed'),
 		'readonly'    => true,
 	),
 
 	'max_uses'        => array(
-		'description' => __( 'The maximum number of times the discount can be used.', 'invoicing' ),
+		'description' => __('The maximum number of times the discount can be used.', 'invoicing'),
 		'type'        => 'integer',
-		'context'     => array( 'view', 'edit' ),
+		'context'     => array('view', 'edit'),
 	),
 
 	'usage'           => array(
-		'description' => __( "The discount's usage, i.e uses / max uses.", 'invoicing' ),
+		'description' => __("The discount's usage, i.e uses / max uses.", 'invoicing'),
 		'type'        => 'string',
-		'context'     => array( 'view', 'embed' ),
+		'context'     => array('view', 'embed'),
 		'readonly'    => true,
 	),
 
 	'is_single_use'   => array(
-		'description' => __( 'Whether or not the discount can only be used once per user.', 'invoicing' ),
+		'description' => __('Whether or not the discount can only be used once per user.', 'invoicing'),
 		'type'        => 'boolean',
-		'context'     => array( 'view', 'edit' ),
+		'context'     => array('view', 'edit'),
 	),
 
 	'is_recurring'   => array(
-		'description' => __( 'Whether or not the discount applies to the initial payment only or all recurring payments.', 'invoicing' ),
+		'description' => __('Whether or not the discount applies to the initial payment only or all recurring payments.', 'invoicing'),
 		'type'        => 'boolean',
-		'context'     => array( 'view', 'edit' ),
+		'context'     => array('view', 'edit'),
 	),
 
 	'start_date'      => array(
-		'description' => __( 'The start date for the discount in the format of yyyy-mm-dd hh:mm:ss. If provided, the discount can only be used after or on this date.', 'invoicing' ),
+		'description' => __('The start date for the discount in the format of yyyy-mm-dd hh:mm:ss. If provided, the discount can only be used after or on this date.', 'invoicing'),
 		'type'        => 'string',
-		'context'     => array( 'view', 'edit' ),
+		'context'     => array('view', 'edit'),
 	),
 
 	'end_date'        => array(
-		'description' => __( 'The expiration date for the discount.', 'invoicing' ),
+		'description' => __('The expiration date for the discount.', 'invoicing'),
 		'type'        => 'string',
-		'context'     => array( 'view', 'edit' ),
+		'context'     => array('view', 'edit'),
 	),
 
 	'allowed_items'   => array(
-		'description' => __( 'Items which are allowed to use this discount. Leave blank to enable for all items.', 'invoicing' ),
+		'description' => __('Items which are allowed to use this discount. Leave blank to enable for all items.', 'invoicing'),
 		'type'        => 'array',
-		'context'     => array( 'view', 'edit' ),
+		'context'     => array('view', 'edit'),
 		'items'       => array(
 			'type'    => 'integer'
 		)
 	),
 
 	'excluded_items'  => array(
-		'description' => __( 'Items which are NOT allowed to use this discount.', 'invoicing' ),
+		'description' => __('Items which are NOT allowed to use this discount.', 'invoicing'),
 		'type'        => 'array',
-		'context'     => array( 'view', 'edit' ),
+		'context'     => array('view', 'edit'),
 		'items'       => array(
 			'type'    => 'integer'
 		)
 	),
 	
 	'minimum_total'   => array(
-		'description' => __( 'The minimum total needed to use this invoice.', 'invoicing' ),
+		'description' => __('The minimum total needed to use this invoice.', 'invoicing'),
 		'type'        => 'number',
-		'context'     => array( 'view', 'edit' ),
+		'context'     => array('view', 'edit'),
 	),
 
 	'maximum_total'   => array(
-		'description' => __( 'The maximum total needed to use this invoice.', 'invoicing' ),
+		'description' => __('The maximum total needed to use this invoice.', 'invoicing'),
 		'type'        => 'number',
-		'context'     => array( 'view', 'edit' ),
+		'context'     => array('view', 'edit'),
 	),
 
 );

includes/class-wpinv-api.php

Spacing +2 added lines, -2 removed lines

@@ -6,7 +6,7 @@ 
  * @since    1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * The main API class
@@ -48,7 +48,7 @@ 
         $this->discounts = new WPInv_REST_Discounts_Controller();
 
         // Fires after loading the rest api.
-        do_action( 'getpaid_rest_api_loaded', $this );
+        do_action('getpaid_rest_api_loaded', $this);
     }
 
 }