AyeCode / invoicing

templates/emails/wpinv-email-refunded_invoice.php

Spacing +6 added lines, -6 removed lines

@@ -7,22 +7,22 @@
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 // Print the email header.
-do_action( 'wpinv_email_header', $email_heading, $invoice, $email_type, $sent_to_admin );
+do_action('wpinv_email_header', $email_heading, $invoice, $email_type, $sent_to_admin);
 
 // Generate the custom message body.
 echo $message_body;
 
 // Print invoice details.
-do_action( 'wpinv_email_invoice_details', $invoice, $email_type, $sent_to_admin );
+do_action('wpinv_email_invoice_details', $invoice, $email_type, $sent_to_admin);
 
 // Print invoice items.
-do_action( 'wpinv_email_invoice_items', $invoice, $email_type, $sent_to_admin );
+do_action('wpinv_email_invoice_items', $invoice, $email_type, $sent_to_admin);
 
 // Print the billing details.
-do_action( 'wpinv_email_billing_details', $invoice, $email_type, $sent_to_admin );
+do_action('wpinv_email_billing_details', $invoice, $email_type, $sent_to_admin);
 
 // Print the email footer.
-do_action( 'wpinv_email_footer', $invoice, $email_type, $sent_to_admin );
+do_action('wpinv_email_footer', $invoice, $email_type, $sent_to_admin);

templates/emails/wpinv-email-failed_invoice.php

Spacing +6 added lines, -6 removed lines

@@ -7,22 +7,22 @@
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 // Print the email header.
-do_action( 'wpinv_email_header', $email_heading, $invoice, $email_type, $sent_to_admin );
+do_action('wpinv_email_header', $email_heading, $invoice, $email_type, $sent_to_admin);
 
 // Generate the custom message body.
 echo $message_body;
 
 // Print invoice details.
-do_action( 'wpinv_email_invoice_details', $invoice, $email_type, $sent_to_admin );
+do_action('wpinv_email_invoice_details', $invoice, $email_type, $sent_to_admin);
 
 // Print invoice items.
-do_action( 'wpinv_email_invoice_items', $invoice, $email_type, $sent_to_admin );
+do_action('wpinv_email_invoice_items', $invoice, $email_type, $sent_to_admin);
 
 // Print the billing details.
-do_action( 'wpinv_email_billing_details', $invoice, $email_type, $sent_to_admin );
+do_action('wpinv_email_billing_details', $invoice, $email_type, $sent_to_admin);
 
 // Print the email footer.
-do_action( 'wpinv_email_footer', $invoice, $email_type, $sent_to_admin );
+do_action('wpinv_email_footer', $invoice, $email_type, $sent_to_admin);

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

Indentation +471 added lines, -471 removed lines

@@ -17,476 +17,476 @@
  */
 class GetPaid_REST_CRUD_Controller extends GetPaid_REST_Controller {
 
-	/**
-	 * Contains this controller's class name.
-	 *
-	 * @var string
-	 */
-	public $crud_class;
-
-	/**
-	 * Contains the current CRUD object.
-	 *
-	 * @var GetPaid_Data
-	 */
-	protected $data_object;
-
-	/**
-	 * 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' ),
-			)
-		);
-
-	}
-
-	/**
-	 * 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() );
-	}
-
-	/**
-	 * Retrieves a single object.
-	 *
-	 * @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 ) );
-		}
-
-		$this->data_object = $object;
-		return $object->get_id() ? $object : new WP_Error( 'rest_object_invalid_id', __( 'Invalid ID.', 'invoicing' ), array( 'status' => 404 ) );
-
-	}
-
-	/**
-	 * 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.
-		return rest_ensure_response( $this->prepare_item_for_response( $object, $request ) );
-
-	}
-
-	/**
-	 * 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->rest_base}_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;
-		}
-
-		$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;
-		}
-
-		$request->set_param( 'context', 'edit' );
-		$response = $this->prepare_item_for_response( $object, $request );
-		return rest_ensure_response( $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 ) ),
-			),
-		);
-
-		return $links;
-	}
-
-	/**
-	 * Get the query params for collections of attachments.
-	 *
-	 * @return array
-	 */
-	public function get_collection_params() {
-		$params = parent::get_collection_params();
-		$params['context']['default'] = 'view';
-		return $params;
-	}
-
-	/**
-	 * Only return writable props from schema.
-	 *
-	 * @param  array $schema Schema.
-	 * @return bool
-	 */
-	public function filter_writable_props( $schema ) {
-		return empty( $schema['readonly'] );
-	}
-
-	/**
-	 * 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->rest_base}_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.
-	 * @param array            $fields Fields to include.
-	 * @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();
-
-		// Handle all writable props.
-		foreach ( array_keys( $this->get_schema_properties() ) 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;
-			}
-
-		}
-
-		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_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 ) {
-		remove_filter( 'rest_post_dispatch', 'rest_filter_response_fields', 10 );
-
-		$this->data_object = $object;
-
-		// 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->limit_object_to_requested_fields( $data, $fields );
-		$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->rest_base}_object", $response, $object, $request );
-	}
+    /**
+     * Contains this controller's class name.
+     *
+     * @var string
+     */
+    public $crud_class;
+
+    /**
+     * Contains the current CRUD object.
+     *
+     * @var GetPaid_Data
+     */
+    protected $data_object;
+
+    /**
+     * 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' ),
+            )
+        );
+
+    }
+
+    /**
+     * 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() );
+    }
+
+    /**
+     * Retrieves a single object.
+     *
+     * @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 ) );
+        }
+
+        $this->data_object = $object;
+        return $object->get_id() ? $object : new WP_Error( 'rest_object_invalid_id', __( 'Invalid ID.', 'invoicing' ), array( 'status' => 404 ) );
+
+    }
+
+    /**
+     * 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.
+        return rest_ensure_response( $this->prepare_item_for_response( $object, $request ) );
+
+    }
+
+    /**
+     * 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->rest_base}_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;
+        }
+
+        $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;
+        }
+
+        $request->set_param( 'context', 'edit' );
+        $response = $this->prepare_item_for_response( $object, $request );
+        return rest_ensure_response( $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 ) ),
+            ),
+        );
+
+        return $links;
+    }
+
+    /**
+     * Get the query params for collections of attachments.
+     *
+     * @return array
+     */
+    public function get_collection_params() {
+        $params = parent::get_collection_params();
+        $params['context']['default'] = 'view';
+        return $params;
+    }
+
+    /**
+     * Only return writable props from schema.
+     *
+     * @param  array $schema Schema.
+     * @return bool
+     */
+    public function filter_writable_props( $schema ) {
+        return empty( $schema['readonly'] );
+    }
+
+    /**
+     * 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->rest_base}_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.
+     * @param array            $fields Fields to include.
+     * @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();
+
+        // Handle all writable props.
+        foreach ( array_keys( $this->get_schema_properties() ) 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;
+            }
+
+        }
+
+        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_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 ) {
+        remove_filter( 'rest_post_dispatch', 'rest_filter_response_fields', 10 );
+
+        $this->data_object = $object;
+
+        // 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->limit_object_to_requested_fields( $data, $fields );
+        $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->rest_base}_object", $response, $object, $request );
+    }
 
 }

Spacing +117 added lines, -117 removed lines

@@ -8,7 +8,7 @@ 
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * GetPaid REST CRUD controller class.
@@ -38,7 +38,7 @@ 
 	 *
 	 * @see register_rest_route()
 	 */
-	public function register_namespace_routes( $namespace ) {
+	public function register_namespace_routes($namespace) {
 
 		register_rest_route(
 			$namespace,
@@ -46,22 +46,22 @@ 
 			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(
@@ -70,35 +70,35 @@ 
 			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'),
 			)
 		);
 
@@ -110,14 +110,14 @@ 
 	 * @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());
 	}
 
 	/**
@@ -128,21 +128,21 @@ 
 	 * @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));
 		}
 
 		$this->data_object = $object;
-		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));
 
 	}
 
@@ -152,17 +152,17 @@ 
 	 * @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.
-		return rest_ensure_response( $this->prepare_item_for_response( $object, $request ) );
+		return rest_ensure_response($this->prepare_item_for_response($object, $request));
 
 	}
 
@@ -172,38 +172,38 @@ 
 	 * @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_{$this->rest_base}_exists", __( 'Cannot create existing resource.', 'invoicing' ), array( 'status' => 400 ) );
+			return new WP_Error("getpaid_rest_{$this->rest_base}_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;
 		}
 
-		$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;
 	}
@@ -214,35 +214,35 @@ 
 	 * @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;
 		}
 
-		$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);
 	}
 
 	/**
@@ -251,14 +251,14 @@ 
 	 * @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)),
 			),
 		);
 
@@ -282,8 +282,8 @@ 
 	 * @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']);
 	}
 
 	/**
@@ -293,43 +293,43 @@ 
 	 * @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;
 				}
@@ -338,7 +338,7 @@ 
 		}
 
 		// Filters an object before it is inserted via the REST API..
-		return apply_filters( "getpaid_rest_pre_insert_{$this->rest_base}_object", $object, $request );
+		return apply_filters("getpaid_rest_pre_insert_{$this->rest_base}_object", $object, $request);
 	}
 
 	/**
@@ -348,10 +348,10 @@ 
 	 * @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();
 		}
 
@@ -366,14 +366,14 @@ 
 	 * @param array            $fields Fields to include.
 	 * @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;
 			}
 
@@ -392,52 +392,52 @@ 
 	 * @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();
 
 		// Handle all writable props.
-		foreach ( array_keys( $this->get_schema_properties() ) as $key ) {
+		foreach (array_keys($this->get_schema_properties()) 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;
 			}
 
@@ -454,8 +454,8 @@ 
 	 * @param  string       $field_key The key to check for.
 	 * @return bool
 	 */
-	public function object_supports_field( $object, $field_key ) {
-		return apply_filters( 'getpaid_rest_object_supports_key', true, $object, $field_key );
+	public function object_supports_field($object, $field_key) {
+		return apply_filters('getpaid_rest_object_supports_key', true, $object, $field_key);
 	}
 
 	/**
@@ -466,27 +466,27 @@ 
 	 * @param  WP_REST_Request $request Request object.
 	 * @return WP_REST_Response
 	 */
-	public function prepare_item_for_response( $object, $request ) {
-		remove_filter( 'rest_post_dispatch', 'rest_filter_response_fields', 10 );
+	public function prepare_item_for_response($object, $request) {
+		remove_filter('rest_post_dispatch', 'rest_filter_response_fields', 10);
 
 		$this->data_object = $object;
 
 		// 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->limit_object_to_requested_fields( $data, $fields );
-		$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    = $this->limit_object_to_requested_fields($data, $fields);
+		$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->rest_base}_object", $response, $object, $request );
+		return apply_filters("getpaid_rest_prepare_{$this->rest_base}_object", $response, $object, $request);
 	}
 
 }

includes/class-getpaid-subscriptions-query.php

Indentation +490 added lines, -490 removed lines

@@ -16,495 +16,495 @@
  */
 class GetPaid_Subscriptions_Query {
 
-	/**
-	 * Query vars, after parsing
-	 *
-	 * @since 1.0.19
-	 * @var array
-	 */
-	public $query_vars = array();
-
-	/**
-	 * List of found subscriptions.
-	 *
-	 * @since 1.0.19
-	 * @var array
-	 */
-	private $results;
-
-	/**
-	 * Total number of found subscriptions for the current query
-	 *
-	 * @since 1.0.19
-	 * @var int
-	 */
-	private $total_subscriptions = 0;
-
-	/**
-	 * The SQL query used to fetch matching subscriptions.
-	 *
-	 * @since 1.0.19
-	 * @var string
-	 */
-	public $request;
-
-	// SQL clauses
-
-	/**
-	 * Contains the 'FIELDS' sql clause
-	 *
-	 * @since 1.0.19
-	 * @var string
-	 */
-	public $query_fields;
-
-	/**
-	 * Contains the 'FROM' sql clause
-	 *
-	 * @since 1.0.19
-	 * @var string
-	 */
-	public $query_from;
-
-	/**
-	 * Contains the 'WHERE' sql clause
-	 *
-	 * @since 1.0.19
-	 * @var string
-	 */
-	public $query_where;
-
-	/**
-	 * Contains the 'ORDER BY' sql clause
-	 *
-	 * @since 1.0.19
-	 * @var string
-	 */
-	public $query_orderby;
-
-	/**
-	 * Contains the 'LIMIT' sql clause
-	 *
-	 * @since 1.0.19
-	 * @var string
-	 */
-	public $query_limit;
-
-	/**
-	 * Class constructor.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @param null|string|array $query Optional. The query variables.
-	 */
-	public function __construct( $query = null ) {
-		if ( ! is_null( $query ) ) {
-			$this->prepare_query( $query );
-			$this->query();
-		}
-	}
-
-	/**
-	 * Fills in missing query variables with default values.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @param  string|array $args Query vars, as passed to `GetPaid_Subscriptions_Query`.
-	 * @return array Complete query variables with undefined ones filled in with defaults.
-	 */
-	public static function fill_query_vars( $args ) {
-		$defaults = array(
-			'status'            => 'all',
-			'customer_in'       => array(),
-			'customer_not_in'   => array(),
-			'product_in'        => array(),
-			'product_not_in'    => array(),
-			'include'           => array(),
-			'exclude'           => array(),
-			'orderby'           => 'id',
-			'order'             => 'DESC',
-			'offset'            => '',
-			'number'            => 10,
-			'paged'             => 1,
-			'count_total'       => true,
-			'fields'            => 'all',
-		);
-
-		return wp_parse_args( $args, $defaults );
-	}
-
-	/**
-	 * Prepare the query variables.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @global wpdb $wpdb WordPress database abstraction object.
-	 *
-	 * @param string|array $query {
-	 *     Optional. Array or string of Query parameters.
-	 *
-	 *     @type string|array $status              The subscription status to filter by. Can either be a single status or an array of statuses.
-	 *                                             Default is all.
-	 *     @type int[]        $customer_in         An array of customer ids to filter by.
-	 *     @type int[]        $customer_not_in     An array of customer ids whose subscriptions should be excluded.
-	 *     @type int[]        $invoice_in          An array of invoice ids to filter by.
-	 *     @type int[]        $invoice_not_in      An array of invoice ids whose subscriptions should be excluded.
-	 *     @type int[]        $product_in          An array of product ids to filter by.
-	 *     @type int[]        $product_not_in      An array of product ids whose subscriptions should be excluded.
-	 *     @type array        $date_created_query  A WP_Date_Query compatible array use to filter subscriptions by their date of creation.
-	 *     @type array        $date_expires_query  A WP_Date_Query compatible array use to filter subscriptions by their expiration date.
-	 *     @type array        $include             An array of subscription IDs to include. Default empty array.
-	 *     @type array        $exclude             An array of subscription IDs to exclude. Default empty array.
-	 *     @type string|array $orderby             Field(s) to sort the retrieved subscription by. May be a single value,
-	 *                                             an array of values, or a multi-dimensional array with fields as
-	 *                                             keys and orders ('ASC' or 'DESC') as values. Accepted values are
-	 *                                             'id', 'customer_id', 'frequency', 'period', 'initial_amount,
-	 *                                             'recurring_amount', 'bill_times', 'parent_payment_id', 'created', 'expiration'
-	 *                                             'transaction_id', 'product_id', 'trial_period', 'include', 'status', 'profile_id'. Default array( 'id' ).
-	 *     @type string       $order               Designates ascending or descending order of subscriptions. Order values
-	 *                                             passed as part of an `$orderby` array take precedence over this
-	 *                                             parameter. Accepts 'ASC', 'DESC'. Default 'DESC'.
-	 *     @type int          $offset              Number of subscriptions to offset in retrieved results. Can be used in
-	 *                                             conjunction with pagination. Default 0.
-	 *     @type int          $number              Number of subscriptions to limit the query for. Can be used in
-	 *                                             conjunction with pagination. Value -1 (all) is supported, but
-	 *                                             should be used with caution on larger sites.
-	 *                                             Default 10.
-	 *     @type int          $paged               When used with number, defines the page of results to return.
-	 *                                             Default 1.
-	 *     @type bool         $count_total         Whether to count the total number of subscriptions found. If pagination
-	 *                                             is not needed, setting this to false can improve performance.
-	 *                                             Default true.
-	 *     @type string|array $fields              Which fields to return. Single or all fields (string), or array
-	 *                                             of fields. Accepts 'id', 'customer_id', 'frequency', 'period', 'initial_amount,
-	 *                                             'recurring_amount', 'bill_times', 'parent_payment_id', 'created', 'expiration'
-	 *                                             'transaction_id', 'product_id', 'trial_period', 'status', 'profile_id'.
-	 *                                             Use 'all' for all fields. Default 'all'.
-	 * }
-	 */
-	public function prepare_query( $query = array() ) {
-		global $wpdb;
-
-		if ( empty( $this->query_vars ) || ! empty( $query ) ) {
-			$this->query_limit = null;
-			$this->query_vars  = $this->fill_query_vars( $query );
-		}
-
-		if ( ! empty( $this->query_vars['fields'] ) && 'all' !== $this->query_vars['fields'] ) {
-			$this->query_vars['fields'] = wpinv_parse_list( $this->query_vars['fields'] );
-		}
-
-		do_action( 'getpaid_pre_get_subscriptions', array( &$this ) );
-
-		// Ensure that query vars are filled after 'getpaid_pre_get_subscriptions'.
-		$qv                =& $this->query_vars;
-		$qv                = $this->fill_query_vars( $qv );
-		$table             = $wpdb->prefix . 'wpinv_subscriptions';
-		$this->query_from  = "FROM $table";
-
-		// Prepare query fields.
-		$this->prepare_query_fields( $qv, $table );
-
-		// Prepare query where.
-		$this->prepare_query_where( $qv, $table );
-
-		// Prepare query order.
-		$this->prepare_query_order( $qv, $table );
-
-		// limit
-		if ( isset( $qv['number'] ) && $qv['number'] > 0 ) {
-			if ( $qv['offset'] ) {
-				$this->query_limit = $wpdb->prepare( 'LIMIT %d, %d', $qv['offset'], $qv['number'] );
-			} else {
-				$this->query_limit = $wpdb->prepare( 'LIMIT %d, %d', $qv['number'] * ( $qv['paged'] - 1 ), $qv['number'] );
-			}
-		}
-
-		do_action_ref_array( 'getpaid_after_subscriptions_query', array( &$this ) );
-	}
-
-	/**
-	 * Prepares the query fields.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @param array $qv Query vars.
-	 * @param string $table Table name.
-	 */
-	protected function prepare_query_fields( &$qv, $table ) {
-
-		if ( is_array( $qv['fields'] ) ) {
-			$qv['fields'] = array_unique( $qv['fields'] );
-
-			$query_fields = array();
-			foreach ( $qv['fields'] as $field ) {
-				$field          = sanitize_key( $field );
-				$query_fields[] = "$table.`$field`";
-			}
-			$this->query_fields = implode( ',', $query_fields );
-		} else {
-			$this->query_fields = "$table.*";
-		}
-
-		if ( isset( $qv['count_total'] ) && $qv['count_total'] ) {
-			$this->query_fields = 'SQL_CALC_FOUND_ROWS ' . $this->query_fields;
-		}
-
-	}
-
-	/**
-	 * Prepares the query where.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @param array $qv Query vars.
-	 * @param string $table Table name.
-	 */
-	protected function prepare_query_where( &$qv, $table ) {
-		global $wpdb;
-		$this->query_where = 'WHERE 1=1';
-
-		// Status.
-		if ( 'all' !== $qv['status'] ) {
-			$statuses           = wpinv_clean( wpinv_parse_list( $qv['status'] ) );
-			$prepared_statuses  = join( ',', array_fill( 0, count( $statuses ), '%s' ) );
-			$this->query_where .= $wpdb->prepare( " AND $table.`status` IN ( $prepared_statuses )", $statuses );
-		}
-
-		if ( ! empty( $qv['customer_in'] ) ) {
-			$customer_in        = implode( ',', wp_parse_id_list( $qv['customer_in'] ) );
-			$this->query_where .= " AND $table.`customer_id` IN ($customer_in)";
-		} elseif ( ! empty( $qv['customer_not_in'] ) ) {
-			$customer_not_in    = implode( ',', wp_parse_id_list( $qv['customer_not_in'] ) );
-			$this->query_where .= " AND $table.`customer_id` NOT IN ($customer_not_in)";
-		}
-
-		if ( ! empty( $qv['product_in'] ) ) {
-			$product_in         = implode( ',', wp_parse_id_list( $qv['product_in'] ) );
-			$this->query_where .= " AND $table.`product_id` IN ($product_in)";
-		} elseif ( ! empty( $qv['product_not_in'] ) ) {
-			$product_not_in     = implode( ',', wp_parse_id_list( $qv['product_not_in'] ) );
-			$this->query_where .= " AND $table.`product_id` NOT IN ($product_not_in)";
-		}
-
-		if ( ! empty( $qv['invoice_in'] ) ) {
-			$invoice_in         = implode( ',', wp_parse_id_list( $qv['invoice_in'] ) );
-			$this->query_where .= " AND $table.`parent_payment_id` IN ($invoice_in)";
-		} elseif ( ! empty( $qv['invoice_not_in'] ) ) {
-			$invoice_not_in     = implode( ',', wp_parse_id_list( $qv['invoice_not_in'] ) );
-			$this->query_where .= " AND $table.`parent_payment_id` NOT IN ($invoice_not_in)";
-		}
-
-		if ( ! empty( $qv['include'] ) ) {
-			$include            = implode( ',', wp_parse_id_list( $qv['include'] ) );
-			$this->query_where .= " AND $table.`id` IN ($include)";
-		} elseif ( ! empty( $qv['exclude'] ) ) {
-			$exclude            = implode( ',', wp_parse_id_list( $qv['exclude'] ) );
-			$this->query_where .= " AND $table.`id` NOT IN ($exclude)";
-		}
-
-		// Date queries are allowed for the subscription creation date.
-		if ( ! empty( $qv['date_created_query'] ) && is_array( $qv['date_created_query'] ) ) {
-			$date_created_query = new WP_Date_Query( $qv['date_created_query'], "$table.created" );
-			$this->query_where .= $date_created_query->get_sql();
-		}
-
-		// Date queries are also allowed for the subscription expiration date.
-		if ( ! empty( $qv['date_expires_query'] ) && is_array( $qv['date_expires_query'] ) ) {
-			$date_expires_query = new WP_Date_Query( $qv['date_expires_query'], "$table.expiration" );
-			$this->query_where .= $date_expires_query->get_sql();
-		}
-
-	}
-
-	/**
-	 * Prepares the query order.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @param array $qv Query vars.
-	 * @param string $table Table name.
-	 */
-	protected function prepare_query_order( &$qv, $table ) {
-
-		// sorting.
-		$qv['order'] = isset( $qv['order'] ) ? strtoupper( $qv['order'] ) : '';
-		$order       = $this->parse_order( $qv['order'] );
-
-		// Default order is by 'id' (latest subscriptions).
-		if ( empty( $qv['orderby'] ) ) {
-			$qv['orderby'] = array( 'id' );
-		}
-
-		// 'orderby' values may be an array, comma- or space-separated list.
-		$ordersby      = array_filter( wpinv_parse_list(  $qv['orderby'] ) );
-
-		$orderby_array = array();
-		foreach ( $ordersby as $_key => $_value ) {
-
-			if ( is_int( $_key ) ) {
-				// Integer key means this is a flat array of 'orderby' fields.
-				$_orderby = $_value;
-				$_order   = $order;
-			} else {
-				// Non-integer key means that the key is the field and the value is ASC/DESC.
-				$_orderby = $_key;
-				$_order   = $_value;
-			}
-
-			$parsed = $this->parse_orderby( $_orderby, $table );
-
-			if ( $parsed ) {
-				$orderby_array[] = $parsed . ' ' . $this->parse_order( $_order );
-			}
-
-		}
-
-		// If no valid clauses were found, order by id.
-		if ( empty( $orderby_array ) ) {
-			$orderby_array[] = "id $order";
-		}
-
-		$this->query_orderby = 'ORDER BY ' . implode( ', ', $orderby_array );
-
-	}
-
-	/**
-	 * Execute the query, with the current variables.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @global wpdb $wpdb WordPress database abstraction object.
-	 */
-	public function query() {
-		global $wpdb;
-
-		$qv =& $this->query_vars;
-
-		// Return a non-null value to bypass the default GetPaid subscriptions query and remember to set the
-		// total_subscriptions property.
-		$this->results = apply_filters_ref_array( 'getpaid_subscriptions_pre_query', array( null, &$this ) );
-
-		if ( null === $this->results ) {
-			$this->request = "SELECT $this->query_fields $this->query_from $this->query_where $this->query_orderby $this->query_limit";
-
-			if ( ( is_array( $qv['fields'] ) && 1 != count( $qv['fields'] ) ) || 'all' == $qv['fields'] ) {
-				$this->results = $wpdb->get_results( $this->request );
-			} else {
-				$this->results = $wpdb->get_col( $this->request );
-			}
-
-			if ( isset( $qv['count_total'] ) && $qv['count_total'] ) {
-				$found_subscriptions_query = apply_filters( 'getpaid_found_subscriptions_query', 'SELECT FOUND_ROWS()', $this );
-				$this->total_subscriptions   = (int) $wpdb->get_var( $found_subscriptions_query );
-			}
-		}
-
-		if ( 'all' == $qv['fields'] ) {
-			foreach ( $this->results as $key => $subscription ) {
-				wp_cache_set( $subscription->id, $subscription, 'getpaid_subscriptions' );
-				wp_cache_set( $subscription->profile_id, $subscription->id, 'getpaid_subscription_profile_ids_to_subscription_ids' );
-				wp_cache_set( $subscription->transaction_id, $subscription->id, 'getpaid_subscription_transaction_ids_to_subscription_ids' );
-				wp_cache_set( $subscription->transaction_id, $subscription->id, 'getpaid_subscription_transaction_ids_to_subscription_ids' );
-				$this->results[ $key ] = new WPInv_Subscription( $subscription );
-			}
-		}
-
-	}
-
-	/**
-	 * Retrieve query variable.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @param string $query_var Query variable key.
-	 * @return mixed
-	 */
-	public function get( $query_var ) {
-		if ( isset( $this->query_vars[ $query_var ] ) ) {
-			return $this->query_vars[ $query_var ];
-		}
-
-		return null;
-	}
-
-	/**
-	 * Set query variable.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @param string $query_var Query variable key.
-	 * @param mixed $value Query variable value.
-	 */
-	public function set( $query_var, $value ) {
-		$this->query_vars[ $query_var ] = $value;
-	}
-
-	/**
-	 * Return the list of subscriptions.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @return WPInv_Subscription[]|array Found subscriptions.
-	 */
-	public function get_results() {
-		return $this->results;
-	}
-
-	/**
-	 * Return the total number of subscriptions for the current query.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @return int Number of total subscriptions.
-	 */
-	public function get_total() {
-		return $this->total_subscriptions;
-	}
-
-	/**
-	 * Parse and sanitize 'orderby' keys passed to the subscriptions query.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @param string $orderby Alias for the field to order by.
-	 *  @param string $table The current table.
-	 * @return string Value to use in the ORDER clause, if `$orderby` is valid.
-	 */
-	protected function parse_orderby( $orderby, $table ) {
-
-		$_orderby = '';
-		if ( in_array( $orderby, array( 'customer_id', 'frequency', 'period', 'initial_amount', 'recurring_amount', 'bill_times', 'transaction_id', 'parent_payment_id', 'product_id', 'created', 'expiration', 'trial_period', 'status', 'profile_id' ) ) ) {
-			$_orderby = "$table.`$orderby`";
-		} elseif ( 'id' === strtolower( $orderby ) ) {
-			$_orderby = "$table.id";
-		} elseif ( 'include' === $orderby && ! empty( $this->query_vars['include'] ) ) {
-			$include     = wp_parse_id_list( $this->query_vars['include'] );
-			$include_sql = implode( ',', $include );
-			$_orderby    = "FIELD( $table.id, $include_sql )";
-		}
-
-		return $_orderby;
-	}
-
-	/**
-	 * Parse an 'order' query variable and cast it to ASC or DESC as necessary.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @param string $order The 'order' query variable.
-	 * @return string The sanitized 'order' query variable.
-	 */
-	protected function parse_order( $order ) {
-		if ( ! is_string( $order ) || empty( $order ) ) {
-			return 'DESC';
-		}
-
-		if ( 'ASC' === strtoupper( $order ) ) {
-			return 'ASC';
-		} else {
-			return 'DESC';
-		}
-	}
+    /**
+     * Query vars, after parsing
+     *
+     * @since 1.0.19
+     * @var array
+     */
+    public $query_vars = array();
+
+    /**
+     * List of found subscriptions.
+     *
+     * @since 1.0.19
+     * @var array
+     */
+    private $results;
+
+    /**
+     * Total number of found subscriptions for the current query
+     *
+     * @since 1.0.19
+     * @var int
+     */
+    private $total_subscriptions = 0;
+
+    /**
+     * The SQL query used to fetch matching subscriptions.
+     *
+     * @since 1.0.19
+     * @var string
+     */
+    public $request;
+
+    // SQL clauses
+
+    /**
+     * Contains the 'FIELDS' sql clause
+     *
+     * @since 1.0.19
+     * @var string
+     */
+    public $query_fields;
+
+    /**
+     * Contains the 'FROM' sql clause
+     *
+     * @since 1.0.19
+     * @var string
+     */
+    public $query_from;
+
+    /**
+     * Contains the 'WHERE' sql clause
+     *
+     * @since 1.0.19
+     * @var string
+     */
+    public $query_where;
+
+    /**
+     * Contains the 'ORDER BY' sql clause
+     *
+     * @since 1.0.19
+     * @var string
+     */
+    public $query_orderby;
+
+    /**
+     * Contains the 'LIMIT' sql clause
+     *
+     * @since 1.0.19
+     * @var string
+     */
+    public $query_limit;
+
+    /**
+     * Class constructor.
+     *
+     * @since 1.0.19
+     *
+     * @param null|string|array $query Optional. The query variables.
+     */
+    public function __construct( $query = null ) {
+        if ( ! is_null( $query ) ) {
+            $this->prepare_query( $query );
+            $this->query();
+        }
+    }
+
+    /**
+     * Fills in missing query variables with default values.
+     *
+     * @since 1.0.19
+     *
+     * @param  string|array $args Query vars, as passed to `GetPaid_Subscriptions_Query`.
+     * @return array Complete query variables with undefined ones filled in with defaults.
+     */
+    public static function fill_query_vars( $args ) {
+        $defaults = array(
+            'status'            => 'all',
+            'customer_in'       => array(),
+            'customer_not_in'   => array(),
+            'product_in'        => array(),
+            'product_not_in'    => array(),
+            'include'           => array(),
+            'exclude'           => array(),
+            'orderby'           => 'id',
+            'order'             => 'DESC',
+            'offset'            => '',
+            'number'            => 10,
+            'paged'             => 1,
+            'count_total'       => true,
+            'fields'            => 'all',
+        );
+
+        return wp_parse_args( $args, $defaults );
+    }
+
+    /**
+     * Prepare the query variables.
+     *
+     * @since 1.0.19
+     *
+     * @global wpdb $wpdb WordPress database abstraction object.
+     *
+     * @param string|array $query {
+     *     Optional. Array or string of Query parameters.
+     *
+     *     @type string|array $status              The subscription status to filter by. Can either be a single status or an array of statuses.
+     *                                             Default is all.
+     *     @type int[]        $customer_in         An array of customer ids to filter by.
+     *     @type int[]        $customer_not_in     An array of customer ids whose subscriptions should be excluded.
+     *     @type int[]        $invoice_in          An array of invoice ids to filter by.
+     *     @type int[]        $invoice_not_in      An array of invoice ids whose subscriptions should be excluded.
+     *     @type int[]        $product_in          An array of product ids to filter by.
+     *     @type int[]        $product_not_in      An array of product ids whose subscriptions should be excluded.
+     *     @type array        $date_created_query  A WP_Date_Query compatible array use to filter subscriptions by their date of creation.
+     *     @type array        $date_expires_query  A WP_Date_Query compatible array use to filter subscriptions by their expiration date.
+     *     @type array        $include             An array of subscription IDs to include. Default empty array.
+     *     @type array        $exclude             An array of subscription IDs to exclude. Default empty array.
+     *     @type string|array $orderby             Field(s) to sort the retrieved subscription by. May be a single value,
+     *                                             an array of values, or a multi-dimensional array with fields as
+     *                                             keys and orders ('ASC' or 'DESC') as values. Accepted values are
+     *                                             'id', 'customer_id', 'frequency', 'period', 'initial_amount,
+     *                                             'recurring_amount', 'bill_times', 'parent_payment_id', 'created', 'expiration'
+     *                                             'transaction_id', 'product_id', 'trial_period', 'include', 'status', 'profile_id'. Default array( 'id' ).
+     *     @type string       $order               Designates ascending or descending order of subscriptions. Order values
+     *                                             passed as part of an `$orderby` array take precedence over this
+     *                                             parameter. Accepts 'ASC', 'DESC'. Default 'DESC'.
+     *     @type int          $offset              Number of subscriptions to offset in retrieved results. Can be used in
+     *                                             conjunction with pagination. Default 0.
+     *     @type int          $number              Number of subscriptions to limit the query for. Can be used in
+     *                                             conjunction with pagination. Value -1 (all) is supported, but
+     *                                             should be used with caution on larger sites.
+     *                                             Default 10.
+     *     @type int          $paged               When used with number, defines the page of results to return.
+     *                                             Default 1.
+     *     @type bool         $count_total         Whether to count the total number of subscriptions found. If pagination
+     *                                             is not needed, setting this to false can improve performance.
+     *                                             Default true.
+     *     @type string|array $fields              Which fields to return. Single or all fields (string), or array
+     *                                             of fields. Accepts 'id', 'customer_id', 'frequency', 'period', 'initial_amount,
+     *                                             'recurring_amount', 'bill_times', 'parent_payment_id', 'created', 'expiration'
+     *                                             'transaction_id', 'product_id', 'trial_period', 'status', 'profile_id'.
+     *                                             Use 'all' for all fields. Default 'all'.
+     * }
+     */
+    public function prepare_query( $query = array() ) {
+        global $wpdb;
+
+        if ( empty( $this->query_vars ) || ! empty( $query ) ) {
+            $this->query_limit = null;
+            $this->query_vars  = $this->fill_query_vars( $query );
+        }
+
+        if ( ! empty( $this->query_vars['fields'] ) && 'all' !== $this->query_vars['fields'] ) {
+            $this->query_vars['fields'] = wpinv_parse_list( $this->query_vars['fields'] );
+        }
+
+        do_action( 'getpaid_pre_get_subscriptions', array( &$this ) );
+
+        // Ensure that query vars are filled after 'getpaid_pre_get_subscriptions'.
+        $qv                =& $this->query_vars;
+        $qv                = $this->fill_query_vars( $qv );
+        $table             = $wpdb->prefix . 'wpinv_subscriptions';
+        $this->query_from  = "FROM $table";
+
+        // Prepare query fields.
+        $this->prepare_query_fields( $qv, $table );
+
+        // Prepare query where.
+        $this->prepare_query_where( $qv, $table );
+
+        // Prepare query order.
+        $this->prepare_query_order( $qv, $table );
+
+        // limit
+        if ( isset( $qv['number'] ) && $qv['number'] > 0 ) {
+            if ( $qv['offset'] ) {
+                $this->query_limit = $wpdb->prepare( 'LIMIT %d, %d', $qv['offset'], $qv['number'] );
+            } else {
+                $this->query_limit = $wpdb->prepare( 'LIMIT %d, %d', $qv['number'] * ( $qv['paged'] - 1 ), $qv['number'] );
+            }
+        }
+
+        do_action_ref_array( 'getpaid_after_subscriptions_query', array( &$this ) );
+    }
+
+    /**
+     * Prepares the query fields.
+     *
+     * @since 1.0.19
+     *
+     * @param array $qv Query vars.
+     * @param string $table Table name.
+     */
+    protected function prepare_query_fields( &$qv, $table ) {
+
+        if ( is_array( $qv['fields'] ) ) {
+            $qv['fields'] = array_unique( $qv['fields'] );
+
+            $query_fields = array();
+            foreach ( $qv['fields'] as $field ) {
+                $field          = sanitize_key( $field );
+                $query_fields[] = "$table.`$field`";
+            }
+            $this->query_fields = implode( ',', $query_fields );
+        } else {
+            $this->query_fields = "$table.*";
+        }
+
+        if ( isset( $qv['count_total'] ) && $qv['count_total'] ) {
+            $this->query_fields = 'SQL_CALC_FOUND_ROWS ' . $this->query_fields;
+        }
+
+    }
+
+    /**
+     * Prepares the query where.
+     *
+     * @since 1.0.19
+     *
+     * @param array $qv Query vars.
+     * @param string $table Table name.
+     */
+    protected function prepare_query_where( &$qv, $table ) {
+        global $wpdb;
+        $this->query_where = 'WHERE 1=1';
+
+        // Status.
+        if ( 'all' !== $qv['status'] ) {
+            $statuses           = wpinv_clean( wpinv_parse_list( $qv['status'] ) );
+            $prepared_statuses  = join( ',', array_fill( 0, count( $statuses ), '%s' ) );
+            $this->query_where .= $wpdb->prepare( " AND $table.`status` IN ( $prepared_statuses )", $statuses );
+        }
+
+        if ( ! empty( $qv['customer_in'] ) ) {
+            $customer_in        = implode( ',', wp_parse_id_list( $qv['customer_in'] ) );
+            $this->query_where .= " AND $table.`customer_id` IN ($customer_in)";
+        } elseif ( ! empty( $qv['customer_not_in'] ) ) {
+            $customer_not_in    = implode( ',', wp_parse_id_list( $qv['customer_not_in'] ) );
+            $this->query_where .= " AND $table.`customer_id` NOT IN ($customer_not_in)";
+        }
+
+        if ( ! empty( $qv['product_in'] ) ) {
+            $product_in         = implode( ',', wp_parse_id_list( $qv['product_in'] ) );
+            $this->query_where .= " AND $table.`product_id` IN ($product_in)";
+        } elseif ( ! empty( $qv['product_not_in'] ) ) {
+            $product_not_in     = implode( ',', wp_parse_id_list( $qv['product_not_in'] ) );
+            $this->query_where .= " AND $table.`product_id` NOT IN ($product_not_in)";
+        }
+
+        if ( ! empty( $qv['invoice_in'] ) ) {
+            $invoice_in         = implode( ',', wp_parse_id_list( $qv['invoice_in'] ) );
+            $this->query_where .= " AND $table.`parent_payment_id` IN ($invoice_in)";
+        } elseif ( ! empty( $qv['invoice_not_in'] ) ) {
+            $invoice_not_in     = implode( ',', wp_parse_id_list( $qv['invoice_not_in'] ) );
+            $this->query_where .= " AND $table.`parent_payment_id` NOT IN ($invoice_not_in)";
+        }
+
+        if ( ! empty( $qv['include'] ) ) {
+            $include            = implode( ',', wp_parse_id_list( $qv['include'] ) );
+            $this->query_where .= " AND $table.`id` IN ($include)";
+        } elseif ( ! empty( $qv['exclude'] ) ) {
+            $exclude            = implode( ',', wp_parse_id_list( $qv['exclude'] ) );
+            $this->query_where .= " AND $table.`id` NOT IN ($exclude)";
+        }
+
+        // Date queries are allowed for the subscription creation date.
+        if ( ! empty( $qv['date_created_query'] ) && is_array( $qv['date_created_query'] ) ) {
+            $date_created_query = new WP_Date_Query( $qv['date_created_query'], "$table.created" );
+            $this->query_where .= $date_created_query->get_sql();
+        }
+
+        // Date queries are also allowed for the subscription expiration date.
+        if ( ! empty( $qv['date_expires_query'] ) && is_array( $qv['date_expires_query'] ) ) {
+            $date_expires_query = new WP_Date_Query( $qv['date_expires_query'], "$table.expiration" );
+            $this->query_where .= $date_expires_query->get_sql();
+        }
+
+    }
+
+    /**
+     * Prepares the query order.
+     *
+     * @since 1.0.19
+     *
+     * @param array $qv Query vars.
+     * @param string $table Table name.
+     */
+    protected function prepare_query_order( &$qv, $table ) {
+
+        // sorting.
+        $qv['order'] = isset( $qv['order'] ) ? strtoupper( $qv['order'] ) : '';
+        $order       = $this->parse_order( $qv['order'] );
+
+        // Default order is by 'id' (latest subscriptions).
+        if ( empty( $qv['orderby'] ) ) {
+            $qv['orderby'] = array( 'id' );
+        }
+
+        // 'orderby' values may be an array, comma- or space-separated list.
+        $ordersby      = array_filter( wpinv_parse_list(  $qv['orderby'] ) );
+
+        $orderby_array = array();
+        foreach ( $ordersby as $_key => $_value ) {
+
+            if ( is_int( $_key ) ) {
+                // Integer key means this is a flat array of 'orderby' fields.
+                $_orderby = $_value;
+                $_order   = $order;
+            } else {
+                // Non-integer key means that the key is the field and the value is ASC/DESC.
+                $_orderby = $_key;
+                $_order   = $_value;
+            }
+
+            $parsed = $this->parse_orderby( $_orderby, $table );
+
+            if ( $parsed ) {
+                $orderby_array[] = $parsed . ' ' . $this->parse_order( $_order );
+            }
+
+        }
+
+        // If no valid clauses were found, order by id.
+        if ( empty( $orderby_array ) ) {
+            $orderby_array[] = "id $order";
+        }
+
+        $this->query_orderby = 'ORDER BY ' . implode( ', ', $orderby_array );
+
+    }
+
+    /**
+     * Execute the query, with the current variables.
+     *
+     * @since 1.0.19
+     *
+     * @global wpdb $wpdb WordPress database abstraction object.
+     */
+    public function query() {
+        global $wpdb;
+
+        $qv =& $this->query_vars;
+
+        // Return a non-null value to bypass the default GetPaid subscriptions query and remember to set the
+        // total_subscriptions property.
+        $this->results = apply_filters_ref_array( 'getpaid_subscriptions_pre_query', array( null, &$this ) );
+
+        if ( null === $this->results ) {
+            $this->request = "SELECT $this->query_fields $this->query_from $this->query_where $this->query_orderby $this->query_limit";
+
+            if ( ( is_array( $qv['fields'] ) && 1 != count( $qv['fields'] ) ) || 'all' == $qv['fields'] ) {
+                $this->results = $wpdb->get_results( $this->request );
+            } else {
+                $this->results = $wpdb->get_col( $this->request );
+            }
+
+            if ( isset( $qv['count_total'] ) && $qv['count_total'] ) {
+                $found_subscriptions_query = apply_filters( 'getpaid_found_subscriptions_query', 'SELECT FOUND_ROWS()', $this );
+                $this->total_subscriptions   = (int) $wpdb->get_var( $found_subscriptions_query );
+            }
+        }
+
+        if ( 'all' == $qv['fields'] ) {
+            foreach ( $this->results as $key => $subscription ) {
+                wp_cache_set( $subscription->id, $subscription, 'getpaid_subscriptions' );
+                wp_cache_set( $subscription->profile_id, $subscription->id, 'getpaid_subscription_profile_ids_to_subscription_ids' );
+                wp_cache_set( $subscription->transaction_id, $subscription->id, 'getpaid_subscription_transaction_ids_to_subscription_ids' );
+                wp_cache_set( $subscription->transaction_id, $subscription->id, 'getpaid_subscription_transaction_ids_to_subscription_ids' );
+                $this->results[ $key ] = new WPInv_Subscription( $subscription );
+            }
+        }
+
+    }
+
+    /**
+     * Retrieve query variable.
+     *
+     * @since 1.0.19
+     *
+     * @param string $query_var Query variable key.
+     * @return mixed
+     */
+    public function get( $query_var ) {
+        if ( isset( $this->query_vars[ $query_var ] ) ) {
+            return $this->query_vars[ $query_var ];
+        }
+
+        return null;
+    }
+
+    /**
+     * Set query variable.
+     *
+     * @since 1.0.19
+     *
+     * @param string $query_var Query variable key.
+     * @param mixed $value Query variable value.
+     */
+    public function set( $query_var, $value ) {
+        $this->query_vars[ $query_var ] = $value;
+    }
+
+    /**
+     * Return the list of subscriptions.
+     *
+     * @since 1.0.19
+     *
+     * @return WPInv_Subscription[]|array Found subscriptions.
+     */
+    public function get_results() {
+        return $this->results;
+    }
+
+    /**
+     * Return the total number of subscriptions for the current query.
+     *
+     * @since 1.0.19
+     *
+     * @return int Number of total subscriptions.
+     */
+    public function get_total() {
+        return $this->total_subscriptions;
+    }
+
+    /**
+     * Parse and sanitize 'orderby' keys passed to the subscriptions query.
+     *
+     * @since 1.0.19
+     *
+     * @param string $orderby Alias for the field to order by.
+     *  @param string $table The current table.
+     * @return string Value to use in the ORDER clause, if `$orderby` is valid.
+     */
+    protected function parse_orderby( $orderby, $table ) {
+
+        $_orderby = '';
+        if ( in_array( $orderby, array( 'customer_id', 'frequency', 'period', 'initial_amount', 'recurring_amount', 'bill_times', 'transaction_id', 'parent_payment_id', 'product_id', 'created', 'expiration', 'trial_period', 'status', 'profile_id' ) ) ) {
+            $_orderby = "$table.`$orderby`";
+        } elseif ( 'id' === strtolower( $orderby ) ) {
+            $_orderby = "$table.id";
+        } elseif ( 'include' === $orderby && ! empty( $this->query_vars['include'] ) ) {
+            $include     = wp_parse_id_list( $this->query_vars['include'] );
+            $include_sql = implode( ',', $include );
+            $_orderby    = "FIELD( $table.id, $include_sql )";
+        }
+
+        return $_orderby;
+    }
+
+    /**
+     * Parse an 'order' query variable and cast it to ASC or DESC as necessary.
+     *
+     * @since 1.0.19
+     *
+     * @param string $order The 'order' query variable.
+     * @return string The sanitized 'order' query variable.
+     */
+    protected function parse_order( $order ) {
+        if ( ! is_string( $order ) || empty( $order ) ) {
+            return 'DESC';
+        }
+
+        if ( 'ASC' === strtoupper( $order ) ) {
+            return 'ASC';
+        } else {
+            return 'DESC';
+        }
+    }
 
 }

Spacing +96 added lines, -96 removed lines

@@ -97,9 +97,9 @@ 
 	 *
 	 * @param null|string|array $query Optional. The query variables.
 	 */
-	public function __construct( $query = null ) {
-		if ( ! is_null( $query ) ) {
-			$this->prepare_query( $query );
+	public function __construct($query = null) {
+		if (!is_null($query)) {
+			$this->prepare_query($query);
 			$this->query();
 		}
 	}
@@ -112,7 +112,7 @@ 
 	 * @param  string|array $args Query vars, as passed to `GetPaid_Subscriptions_Query`.
 	 * @return array Complete query variables with undefined ones filled in with defaults.
 	 */
-	public static function fill_query_vars( $args ) {
+	public static function fill_query_vars($args) {
 		$defaults = array(
 			'status'            => 'all',
 			'customer_in'       => array(),
@@ -130,7 +130,7 @@ 
 			'fields'            => 'all',
 		);
 
-		return wp_parse_args( $args, $defaults );
+		return wp_parse_args($args, $defaults);
 	}
 
 	/**
@@ -182,45 +182,45 @@ 
 	 *                                             Use 'all' for all fields. Default 'all'.
 	 * }
 	 */
-	public function prepare_query( $query = array() ) {
+	public function prepare_query($query = array()) {
 		global $wpdb;
 
-		if ( empty( $this->query_vars ) || ! empty( $query ) ) {
+		if (empty($this->query_vars) || !empty($query)) {
 			$this->query_limit = null;
-			$this->query_vars  = $this->fill_query_vars( $query );
+			$this->query_vars  = $this->fill_query_vars($query);
 		}
 
-		if ( ! empty( $this->query_vars['fields'] ) && 'all' !== $this->query_vars['fields'] ) {
-			$this->query_vars['fields'] = wpinv_parse_list( $this->query_vars['fields'] );
+		if (!empty($this->query_vars['fields']) && 'all' !== $this->query_vars['fields']) {
+			$this->query_vars['fields'] = wpinv_parse_list($this->query_vars['fields']);
 		}
 
-		do_action( 'getpaid_pre_get_subscriptions', array( &$this ) );
+		do_action('getpaid_pre_get_subscriptions', array(&$this));
 
 		// Ensure that query vars are filled after 'getpaid_pre_get_subscriptions'.
-		$qv                =& $this->query_vars;
-		$qv                = $this->fill_query_vars( $qv );
+		$qv                = & $this->query_vars;
+		$qv                = $this->fill_query_vars($qv);
 		$table             = $wpdb->prefix . 'wpinv_subscriptions';
 		$this->query_from  = "FROM $table";
 
 		// Prepare query fields.
-		$this->prepare_query_fields( $qv, $table );
+		$this->prepare_query_fields($qv, $table);
 
 		// Prepare query where.
-		$this->prepare_query_where( $qv, $table );
+		$this->prepare_query_where($qv, $table);
 
 		// Prepare query order.
-		$this->prepare_query_order( $qv, $table );
+		$this->prepare_query_order($qv, $table);
 
 		// limit
-		if ( isset( $qv['number'] ) && $qv['number'] > 0 ) {
-			if ( $qv['offset'] ) {
-				$this->query_limit = $wpdb->prepare( 'LIMIT %d, %d', $qv['offset'], $qv['number'] );
+		if (isset($qv['number']) && $qv['number'] > 0) {
+			if ($qv['offset']) {
+				$this->query_limit = $wpdb->prepare('LIMIT %d, %d', $qv['offset'], $qv['number']);
 			} else {
-				$this->query_limit = $wpdb->prepare( 'LIMIT %d, %d', $qv['number'] * ( $qv['paged'] - 1 ), $qv['number'] );
+				$this->query_limit = $wpdb->prepare('LIMIT %d, %d', $qv['number'] * ($qv['paged'] - 1), $qv['number']);
 			}
 		}
 
-		do_action_ref_array( 'getpaid_after_subscriptions_query', array( &$this ) );
+		do_action_ref_array('getpaid_after_subscriptions_query', array(&$this));
 	}
 
 	/**
@@ -231,22 +231,22 @@ 
 	 * @param array $qv Query vars.
 	 * @param string $table Table name.
 	 */
-	protected function prepare_query_fields( &$qv, $table ) {
+	protected function prepare_query_fields(&$qv, $table) {
 
-		if ( is_array( $qv['fields'] ) ) {
-			$qv['fields'] = array_unique( $qv['fields'] );
+		if (is_array($qv['fields'])) {
+			$qv['fields'] = array_unique($qv['fields']);
 
 			$query_fields = array();
-			foreach ( $qv['fields'] as $field ) {
-				$field          = sanitize_key( $field );
+			foreach ($qv['fields'] as $field) {
+				$field          = sanitize_key($field);
 				$query_fields[] = "$table.`$field`";
 			}
-			$this->query_fields = implode( ',', $query_fields );
+			$this->query_fields = implode(',', $query_fields);
 		} else {
 			$this->query_fields = "$table.*";
 		}
 
-		if ( isset( $qv['count_total'] ) && $qv['count_total'] ) {
+		if (isset($qv['count_total']) && $qv['count_total']) {
 			$this->query_fields = 'SQL_CALC_FOUND_ROWS ' . $this->query_fields;
 		}
 
@@ -260,58 +260,58 @@ 
 	 * @param array $qv Query vars.
 	 * @param string $table Table name.
 	 */
-	protected function prepare_query_where( &$qv, $table ) {
+	protected function prepare_query_where(&$qv, $table) {
 		global $wpdb;
 		$this->query_where = 'WHERE 1=1';
 
 		// Status.
-		if ( 'all' !== $qv['status'] ) {
-			$statuses           = wpinv_clean( wpinv_parse_list( $qv['status'] ) );
-			$prepared_statuses  = join( ',', array_fill( 0, count( $statuses ), '%s' ) );
-			$this->query_where .= $wpdb->prepare( " AND $table.`status` IN ( $prepared_statuses )", $statuses );
+		if ('all' !== $qv['status']) {
+			$statuses           = wpinv_clean(wpinv_parse_list($qv['status']));
+			$prepared_statuses  = join(',', array_fill(0, count($statuses), '%s'));
+			$this->query_where .= $wpdb->prepare(" AND $table.`status` IN ( $prepared_statuses )", $statuses);
 		}
 
-		if ( ! empty( $qv['customer_in'] ) ) {
-			$customer_in        = implode( ',', wp_parse_id_list( $qv['customer_in'] ) );
+		if (!empty($qv['customer_in'])) {
+			$customer_in        = implode(',', wp_parse_id_list($qv['customer_in']));
 			$this->query_where .= " AND $table.`customer_id` IN ($customer_in)";
-		} elseif ( ! empty( $qv['customer_not_in'] ) ) {
-			$customer_not_in    = implode( ',', wp_parse_id_list( $qv['customer_not_in'] ) );
+		} elseif (!empty($qv['customer_not_in'])) {
+			$customer_not_in    = implode(',', wp_parse_id_list($qv['customer_not_in']));
 			$this->query_where .= " AND $table.`customer_id` NOT IN ($customer_not_in)";
 		}
 
-		if ( ! empty( $qv['product_in'] ) ) {
-			$product_in         = implode( ',', wp_parse_id_list( $qv['product_in'] ) );
+		if (!empty($qv['product_in'])) {
+			$product_in         = implode(',', wp_parse_id_list($qv['product_in']));
 			$this->query_where .= " AND $table.`product_id` IN ($product_in)";
-		} elseif ( ! empty( $qv['product_not_in'] ) ) {
-			$product_not_in     = implode( ',', wp_parse_id_list( $qv['product_not_in'] ) );
+		} elseif (!empty($qv['product_not_in'])) {
+			$product_not_in     = implode(',', wp_parse_id_list($qv['product_not_in']));
 			$this->query_where .= " AND $table.`product_id` NOT IN ($product_not_in)";
 		}
 
-		if ( ! empty( $qv['invoice_in'] ) ) {
-			$invoice_in         = implode( ',', wp_parse_id_list( $qv['invoice_in'] ) );
+		if (!empty($qv['invoice_in'])) {
+			$invoice_in         = implode(',', wp_parse_id_list($qv['invoice_in']));
 			$this->query_where .= " AND $table.`parent_payment_id` IN ($invoice_in)";
-		} elseif ( ! empty( $qv['invoice_not_in'] ) ) {
-			$invoice_not_in     = implode( ',', wp_parse_id_list( $qv['invoice_not_in'] ) );
+		} elseif (!empty($qv['invoice_not_in'])) {
+			$invoice_not_in     = implode(',', wp_parse_id_list($qv['invoice_not_in']));
 			$this->query_where .= " AND $table.`parent_payment_id` NOT IN ($invoice_not_in)";
 		}
 
-		if ( ! empty( $qv['include'] ) ) {
-			$include            = implode( ',', wp_parse_id_list( $qv['include'] ) );
+		if (!empty($qv['include'])) {
+			$include            = implode(',', wp_parse_id_list($qv['include']));
 			$this->query_where .= " AND $table.`id` IN ($include)";
-		} elseif ( ! empty( $qv['exclude'] ) ) {
-			$exclude            = implode( ',', wp_parse_id_list( $qv['exclude'] ) );
+		} elseif (!empty($qv['exclude'])) {
+			$exclude            = implode(',', wp_parse_id_list($qv['exclude']));
 			$this->query_where .= " AND $table.`id` NOT IN ($exclude)";
 		}
 
 		// Date queries are allowed for the subscription creation date.
-		if ( ! empty( $qv['date_created_query'] ) && is_array( $qv['date_created_query'] ) ) {
-			$date_created_query = new WP_Date_Query( $qv['date_created_query'], "$table.created" );
+		if (!empty($qv['date_created_query']) && is_array($qv['date_created_query'])) {
+			$date_created_query = new WP_Date_Query($qv['date_created_query'], "$table.created");
 			$this->query_where .= $date_created_query->get_sql();
 		}
 
 		// Date queries are also allowed for the subscription expiration date.
-		if ( ! empty( $qv['date_expires_query'] ) && is_array( $qv['date_expires_query'] ) ) {
-			$date_expires_query = new WP_Date_Query( $qv['date_expires_query'], "$table.expiration" );
+		if (!empty($qv['date_expires_query']) && is_array($qv['date_expires_query'])) {
+			$date_expires_query = new WP_Date_Query($qv['date_expires_query'], "$table.expiration");
 			$this->query_where .= $date_expires_query->get_sql();
 		}
 
@@ -325,24 +325,24 @@ 
 	 * @param array $qv Query vars.
 	 * @param string $table Table name.
 	 */
-	protected function prepare_query_order( &$qv, $table ) {
+	protected function prepare_query_order(&$qv, $table) {
 
 		// sorting.
-		$qv['order'] = isset( $qv['order'] ) ? strtoupper( $qv['order'] ) : '';
-		$order       = $this->parse_order( $qv['order'] );
+		$qv['order'] = isset($qv['order']) ? strtoupper($qv['order']) : '';
+		$order       = $this->parse_order($qv['order']);
 
 		// Default order is by 'id' (latest subscriptions).
-		if ( empty( $qv['orderby'] ) ) {
-			$qv['orderby'] = array( 'id' );
+		if (empty($qv['orderby'])) {
+			$qv['orderby'] = array('id');
 		}
 
 		// 'orderby' values may be an array, comma- or space-separated list.
-		$ordersby      = array_filter( wpinv_parse_list(  $qv['orderby'] ) );
+		$ordersby      = array_filter(wpinv_parse_list($qv['orderby']));
 
 		$orderby_array = array();
-		foreach ( $ordersby as $_key => $_value ) {
+		foreach ($ordersby as $_key => $_value) {
 
-			if ( is_int( $_key ) ) {
+			if (is_int($_key)) {
 				// Integer key means this is a flat array of 'orderby' fields.
 				$_orderby = $_value;
 				$_order   = $order;
@@ -352,20 +352,20 @@ 
 				$_order   = $_value;
 			}
 
-			$parsed = $this->parse_orderby( $_orderby, $table );
+			$parsed = $this->parse_orderby($_orderby, $table);
 
-			if ( $parsed ) {
-				$orderby_array[] = $parsed . ' ' . $this->parse_order( $_order );
+			if ($parsed) {
+				$orderby_array[] = $parsed . ' ' . $this->parse_order($_order);
 			}
 
 		}
 
 		// If no valid clauses were found, order by id.
-		if ( empty( $orderby_array ) ) {
+		if (empty($orderby_array)) {
 			$orderby_array[] = "id $order";
 		}
 
-		$this->query_orderby = 'ORDER BY ' . implode( ', ', $orderby_array );
+		$this->query_orderby = 'ORDER BY ' . implode(', ', $orderby_array);
 
 	}
 
@@ -379,34 +379,34 @@ 
 	public function query() {
 		global $wpdb;
 
-		$qv =& $this->query_vars;
+		$qv = & $this->query_vars;
 
 		// Return a non-null value to bypass the default GetPaid subscriptions query and remember to set the
 		// total_subscriptions property.
-		$this->results = apply_filters_ref_array( 'getpaid_subscriptions_pre_query', array( null, &$this ) );
+		$this->results = apply_filters_ref_array('getpaid_subscriptions_pre_query', array(null, &$this));
 
-		if ( null === $this->results ) {
+		if (null === $this->results) {
 			$this->request = "SELECT $this->query_fields $this->query_from $this->query_where $this->query_orderby $this->query_limit";
 
-			if ( ( is_array( $qv['fields'] ) && 1 != count( $qv['fields'] ) ) || 'all' == $qv['fields'] ) {
-				$this->results = $wpdb->get_results( $this->request );
+			if ((is_array($qv['fields']) && 1 != count($qv['fields'])) || 'all' == $qv['fields']) {
+				$this->results = $wpdb->get_results($this->request);
 			} else {
-				$this->results = $wpdb->get_col( $this->request );
+				$this->results = $wpdb->get_col($this->request);
 			}
 
-			if ( isset( $qv['count_total'] ) && $qv['count_total'] ) {
-				$found_subscriptions_query = apply_filters( 'getpaid_found_subscriptions_query', 'SELECT FOUND_ROWS()', $this );
-				$this->total_subscriptions   = (int) $wpdb->get_var( $found_subscriptions_query );
+			if (isset($qv['count_total']) && $qv['count_total']) {
+				$found_subscriptions_query = apply_filters('getpaid_found_subscriptions_query', 'SELECT FOUND_ROWS()', $this);
+				$this->total_subscriptions = (int) $wpdb->get_var($found_subscriptions_query);
 			}
 		}
 
-		if ( 'all' == $qv['fields'] ) {
-			foreach ( $this->results as $key => $subscription ) {
-				wp_cache_set( $subscription->id, $subscription, 'getpaid_subscriptions' );
-				wp_cache_set( $subscription->profile_id, $subscription->id, 'getpaid_subscription_profile_ids_to_subscription_ids' );
-				wp_cache_set( $subscription->transaction_id, $subscription->id, 'getpaid_subscription_transaction_ids_to_subscription_ids' );
-				wp_cache_set( $subscription->transaction_id, $subscription->id, 'getpaid_subscription_transaction_ids_to_subscription_ids' );
-				$this->results[ $key ] = new WPInv_Subscription( $subscription );
+		if ('all' == $qv['fields']) {
+			foreach ($this->results as $key => $subscription) {
+				wp_cache_set($subscription->id, $subscription, 'getpaid_subscriptions');
+				wp_cache_set($subscription->profile_id, $subscription->id, 'getpaid_subscription_profile_ids_to_subscription_ids');
+				wp_cache_set($subscription->transaction_id, $subscription->id, 'getpaid_subscription_transaction_ids_to_subscription_ids');
+				wp_cache_set($subscription->transaction_id, $subscription->id, 'getpaid_subscription_transaction_ids_to_subscription_ids');
+				$this->results[$key] = new WPInv_Subscription($subscription);
 			}
 		}
 
@@ -420,9 +420,9 @@ 
 	 * @param string $query_var Query variable key.
 	 * @return mixed
 	 */
-	public function get( $query_var ) {
-		if ( isset( $this->query_vars[ $query_var ] ) ) {
-			return $this->query_vars[ $query_var ];
+	public function get($query_var) {
+		if (isset($this->query_vars[$query_var])) {
+			return $this->query_vars[$query_var];
 		}
 
 		return null;
@@ -436,8 +436,8 @@ 
 	 * @param string $query_var Query variable key.
 	 * @param mixed $value Query variable value.
 	 */
-	public function set( $query_var, $value ) {
-		$this->query_vars[ $query_var ] = $value;
+	public function set($query_var, $value) {
+		$this->query_vars[$query_var] = $value;
 	}
 
 	/**
@@ -471,16 +471,16 @@ 
 	 *  @param string $table The current table.
 	 * @return string Value to use in the ORDER clause, if `$orderby` is valid.
 	 */
-	protected function parse_orderby( $orderby, $table ) {
+	protected function parse_orderby($orderby, $table) {
 
 		$_orderby = '';
-		if ( in_array( $orderby, array( 'customer_id', 'frequency', 'period', 'initial_amount', 'recurring_amount', 'bill_times', 'transaction_id', 'parent_payment_id', 'product_id', 'created', 'expiration', 'trial_period', 'status', 'profile_id' ) ) ) {
+		if (in_array($orderby, array('customer_id', 'frequency', 'period', 'initial_amount', 'recurring_amount', 'bill_times', 'transaction_id', 'parent_payment_id', 'product_id', 'created', 'expiration', 'trial_period', 'status', 'profile_id'))) {
 			$_orderby = "$table.`$orderby`";
-		} elseif ( 'id' === strtolower( $orderby ) ) {
+		} elseif ('id' === strtolower($orderby)) {
 			$_orderby = "$table.id";
-		} elseif ( 'include' === $orderby && ! empty( $this->query_vars['include'] ) ) {
-			$include     = wp_parse_id_list( $this->query_vars['include'] );
-			$include_sql = implode( ',', $include );
+		} elseif ('include' === $orderby && !empty($this->query_vars['include'])) {
+			$include     = wp_parse_id_list($this->query_vars['include']);
+			$include_sql = implode(',', $include);
 			$_orderby    = "FIELD( $table.id, $include_sql )";
 		}
 
@@ -495,12 +495,12 @@ 
 	 * @param string $order The 'order' query variable.
 	 * @return string The sanitized 'order' query variable.
 	 */
-	protected function parse_order( $order ) {
-		if ( ! is_string( $order ) || empty( $order ) ) {
+	protected function parse_order($order) {
+		if (!is_string($order) || empty($order)) {
 			return 'DESC';
 		}
 
-		if ( 'ASC' === strtoupper( $order ) ) {
+		if ('ASC' === strtoupper($order)) {
 			return 'ASC';
 		} else {
 			return 'DESC';

vendor/ayecode/wp-ayecode-ui/includes/components/class-aui-component-helper.php

Braces +1 added lines, -1 removed lines

@@ -207,7 +207,7 @@
 				foreach($args as $key => $val){
 					$output .= ' '.sanitize_html_class($key).'="'.esc_attr($val).'" ';
 				}
-			}else{
+			} else{
 				$output .= ' '.$args.' ';
 			}
 

Indentation +369 added lines, -369 removed lines

@@ -1,7 +1,7 @@ 
 <?php
 
 if ( ! defined( 'ABSPATH' ) ) {
-	exit; // Exit if accessed directly
+    exit; // Exit if accessed directly
 }
 
 /**
@@ -11,372 +11,372 @@ 
  */
 class AUI_Component_Helper {
 
-	/**
-	 * A component helper for generating a input name.
-	 *
-	 * @param $text
-	 * @param $multiple bool If the name is set to be multiple but no brackets found then we add some.
-	 *
-	 * @return string
-	 */
-	public static function name($text,$multiple = false){
-		$output = '';
-
-		if($text){
-			$is_multiple = strpos($text, '[') === false && $multiple  ? '[]' : '';
-			$output = ' name="'.esc_attr($text).$is_multiple.'" ';
-		}
-
-		return $output;
-	}
-
-	/**
-	 * A component helper for generating a item id.
-	 *
-	 * @param $text string The text to be used as the value.
-	 *
-	 * @return string The sanitized item.
-	 */
-	public static function id($text){
-		$output = '';
-
-		if($text){
-			$output = ' id="'.sanitize_html_class($text).'" ';
-		}
-
-		return $output;
-	}
-
-	/**
-	 * A component helper for generating a item title.
-	 *
-	 * @param $text string The text to be used as the value.
-	 *
-	 * @return string The sanitized item.
-	 */
-	public static function title($text){
-		$output = '';
-
-		if($text){
-			$output = ' title="'.esc_attr($text).'" ';
-		}
-
-		return $output;
-	}
-
-	/**
-	 * A component helper for generating a item value.
-	 *
-	 * @param $text string The text to be used as the value.
-	 *
-	 * @return string The sanitized item.
-	 */
-	public static function value($text){
-		$output = '';
-
-		if($text){
-			$output = ' value="'.sanitize_text_field($text).'" ';
-		}
-
-		return $output;
-	}
-
-	/**
-	 * A component helper for generating a item class attribute.
-	 *
-	 * @param $text string The text to be used as the value.
-	 *
-	 * @return string The sanitized item.
-	 */
-	public static function class_attr($text){
-		$output = '';
-
-		if($text){
-			$classes = self::esc_classes($text);
-			if(!empty($classes)){
-				$output = ' class="'.$classes.'" ';
-			}
-		}
-
-		return $output;
-	}
-
-	/**
-	 * Escape a string of classes.
-	 *
-	 * @param $text
-	 *
-	 * @return string
-	 */
-	public static function esc_classes($text){
-		$output = '';
-
-		if($text){
-			$classes = explode(" ",$text);
-			$classes = array_map("trim",$classes);
-			$classes = array_map("sanitize_html_class",$classes);
-			if(!empty($classes)){
-				$output = implode(" ",$classes);
-			}
-		}
-
-		return $output;
-
-	}
-
-	/**
-	 * @param $args
-	 *
-	 * @return string
-	 */
-	public static function data_attributes($args){
-		$output = '';
-
-		if(!empty($args)){
-
-			foreach($args as $key => $val){
-				if(substr( $key, 0, 5 ) === "data-"){
-					$output .= ' '.sanitize_html_class($key).'="'.esc_attr($val).'" ';
-				}
-			}
-		}
-
-		return $output;
-	}
-
-	/**
-	 * @param $args
-	 *
-	 * @return string
-	 */
-	public static function aria_attributes($args){
-		$output = '';
-
-		if(!empty($args)){
-
-			foreach($args as $key => $val){
-				if(substr( $key, 0, 5 ) === "aria-"){
-					$output .= ' '.sanitize_html_class($key).'="'.esc_attr($val).'" ';
-				}
-			}
-		}
-
-		return $output;
-	}
-
-	/**
-	 * Build a font awesome icon from a class.
-	 *
-	 * @param $class
-	 * @param bool $space_after
-	 * @param array $extra_attributes An array of extra attributes.
-	 *
-	 * @return string
-	 */
-	public static function icon($class,$space_after = false, $extra_attributes = array()){
-		$output = '';
-
-		if($class){
-			$classes = self::esc_classes($class);
-			if(!empty($classes)){
-				$output = '<i class="'.$classes.'" ';
-				// extra attributes
-				if(!empty($extra_attributes)){
-					$output .= AUI_Component_Helper::extra_attributes($extra_attributes);
-				}
-				$output .= '></i>';
-				if($space_after){
-					$output .= " ";
-				}
-			}
-		}
-
-		return $output;
-	}
-
-	/**
-	 * @param $args
-	 *
-	 * @return string
-	 */
-	public static function extra_attributes($args){
-		$output = '';
-
-		if(!empty($args)){
-
-			if( is_array($args) ){
-				foreach($args as $key => $val){
-					$output .= ' '.sanitize_html_class($key).'="'.esc_attr($val).'" ';
-				}
-			}else{
-				$output .= ' '.$args.' ';
-			}
-
-		}
-
-		return $output;
-	}
-
-	/**
-	 * @param $args
-	 *
-	 * @return string
-	 */
-	public static function help_text($text){
-		$output = '';
-
-		if($text){
-			$output .= '<small class="form-text text-muted">'.wp_kses_post($text).'</small>';
-		}
-
-
-		return $output;
-	}
-
-	/**
-	 * Replace element require context with JS.
-	 *
-	 * @param $input
-	 *
-	 * @return string|void
-	 */
-	public static function element_require( $input ) {
-
-		$input = str_replace( "'", '"', $input );// we only want double quotes
-
-		$output = esc_attr( str_replace( array( "[%", "%]", "%:checked]" ), array(
-			"jQuery(form).find('[data-argument=\"",
-			"\"]').find('input,select,textarea').val()",
-			"\"]').find('input:checked').val()",
-		), $input ) );
-
-		if($output){
-			$output = ' data-element-require="'.$output.'" ';
-		}
-
-		return $output;
-	}
-
-	/**
-	 * Returns an array of allowed HTML tags and attributes for a given context.
-	 *
-	 * @since 0.1.41
-	 *
-	 * @param string|array $context The context for which to retrieve tags. Allowed values are 'post',
-	 *                              'strip', 'data', 'entities', or the name of a field filter such as
-	 *                              'pre_user_description'.
-	 * @param array $input Input.
-	 * @return array Array of allowed HTML tags and their allowed attributes.
-	 */
-	public static function kses_allowed_html( $context = 'post', $input = array() ) {
-		$allowed_html = wp_kses_allowed_html( $context );
-
-		if ( is_array( $allowed_html ) ) {
-			// <iframe>
-			if ( ! isset( $allowed_html['iframe'] ) && $context == 'post' ) {
-				$allowed_html['iframe']     = array(
-					'class'        => true,
-					'id'           => true,
-					'src'          => true,
-					'width'        => true,
-					'height'       => true,
-					'frameborder'  => true,
-					'marginwidth'  => true,
-					'marginheight' => true,
-					'scrolling'    => true,
-					'style'        => true,
-					'title'        => true,
-					'allow'        => true,
-					'allowfullscreen' => true,
-					'data-*'       => true,
-				);
-			}
-		}
-
-		/**
-		 * Filters the allowed html tags.
-		 *
-		 * @since 0.1.41
-		 *
-		 * @param array[]|string $allowed_html Allowed html tags.
-		 * @param @param string|array $context The context for which to retrieve tags.
-		 * @param array $input Input field.
-		 */
-		return apply_filters( 'ayecode_ui_kses_allowed_html', $allowed_html, $context, $input );
-	}
-
-	/**
-	 * Filters content and keeps only allowable HTML elements.
-	 *
-	 * This function makes sure that only the allowed HTML element names, attribute
-	 * names and attribute values plus only sane HTML entities will occur in
-	 * $string. You have to remove any slashes from PHP's magic quotes before you
-	 * call this function.
-	 *
-	 * The default allowed protocols are 'http', 'https', 'ftp', 'mailto', 'news',
-	 * 'irc', 'gopher', 'nntp', 'feed', 'telnet, 'mms', 'rtsp' and 'svn'. This
-	 * covers all common link protocols, except for 'javascript' which should not
-	 * be allowed for untrusted users.
-	 *
-	 * @since 0.1.41
-	 *
-	 * @param string|array $value Content to filter through kses.
-	 * @param array  $input       Input Field.
-	 * @return string Filtered content with only allowed HTML elements.
-	 */
-	public static function _sanitize_html_field( $value, $input = array() ) {
-		if ( $value === '' ) {
-			return $value;
-		}
-
-		$allowed_html = self::kses_allowed_html( 'post', $input );
-
-		if ( ! is_array( $allowed_html ) ) {
-			$allowed_html = wp_kses_allowed_html( 'post' );
-		}
-
-		$filtered = trim( wp_unslash( $value ) );
-		$filtered = wp_kses( $filtered, $allowed_html );
-		$filtered = balanceTags( $filtered ); // Balances tags
-
-		return $filtered;
-	}
-
-	/**
-	 * Navigates through an array, object, or scalar, and removes slashes from the values.
-	 *
-	 * @since 0.1.41
-	 *
-	 * @param mixed $value The value to be stripped.
-	 * @param array  $input Input Field.
-	 * @return mixed Stripped value.
-	 */
-	public static function sanitize_html_field( $value, $input = array() ) {
-		$original = $value;
-
-		if ( is_array( $value ) ) {
-			foreach ( $value as $index => $item ) {
-				$value[ $index ] = self::_sanitize_html_field( $value, $input );
-			}
-		} elseif ( is_object( $value ) ) {
-			$object_vars = get_object_vars( $value );
-
-			foreach ( $object_vars as $property_name => $property_value ) {
-				$value->$property_name = self::_sanitize_html_field( $property_value, $input );
-			}
-		} else {
-			$value = self::_sanitize_html_field( $value, $input );
-		}
-
-		/**
-		 * Filters content and keeps only allowable HTML elements.
-		 *
-		 * @since 0.1.41
-		 *
-		 * @param string|array $value Content to filter through kses.
-		 * @param string|array $value Original content without filter.
-		 * @param array  $input       Input Field.
-		 */
-		return apply_filters( 'ayecode_ui_sanitize_html_field', $value, $original, $input );
-	}
+    /**
+     * A component helper for generating a input name.
+     *
+     * @param $text
+     * @param $multiple bool If the name is set to be multiple but no brackets found then we add some.
+     *
+     * @return string
+     */
+    public static function name($text,$multiple = false){
+        $output = '';
+
+        if($text){
+            $is_multiple = strpos($text, '[') === false && $multiple  ? '[]' : '';
+            $output = ' name="'.esc_attr($text).$is_multiple.'" ';
+        }
+
+        return $output;
+    }
+
+    /**
+     * A component helper for generating a item id.
+     *
+     * @param $text string The text to be used as the value.
+     *
+     * @return string The sanitized item.
+     */
+    public static function id($text){
+        $output = '';
+
+        if($text){
+            $output = ' id="'.sanitize_html_class($text).'" ';
+        }
+
+        return $output;
+    }
+
+    /**
+     * A component helper for generating a item title.
+     *
+     * @param $text string The text to be used as the value.
+     *
+     * @return string The sanitized item.
+     */
+    public static function title($text){
+        $output = '';
+
+        if($text){
+            $output = ' title="'.esc_attr($text).'" ';
+        }
+
+        return $output;
+    }
+
+    /**
+     * A component helper for generating a item value.
+     *
+     * @param $text string The text to be used as the value.
+     *
+     * @return string The sanitized item.
+     */
+    public static function value($text){
+        $output = '';
+
+        if($text){
+            $output = ' value="'.sanitize_text_field($text).'" ';
+        }
+
+        return $output;
+    }
+
+    /**
+     * A component helper for generating a item class attribute.
+     *
+     * @param $text string The text to be used as the value.
+     *
+     * @return string The sanitized item.
+     */
+    public static function class_attr($text){
+        $output = '';
+
+        if($text){
+            $classes = self::esc_classes($text);
+            if(!empty($classes)){
+                $output = ' class="'.$classes.'" ';
+            }
+        }
+
+        return $output;
+    }
+
+    /**
+     * Escape a string of classes.
+     *
+     * @param $text
+     *
+     * @return string
+     */
+    public static function esc_classes($text){
+        $output = '';
+
+        if($text){
+            $classes = explode(" ",$text);
+            $classes = array_map("trim",$classes);
+            $classes = array_map("sanitize_html_class",$classes);
+            if(!empty($classes)){
+                $output = implode(" ",$classes);
+            }
+        }
+
+        return $output;
+
+    }
+
+    /**
+     * @param $args
+     *
+     * @return string
+     */
+    public static function data_attributes($args){
+        $output = '';
+
+        if(!empty($args)){
+
+            foreach($args as $key => $val){
+                if(substr( $key, 0, 5 ) === "data-"){
+                    $output .= ' '.sanitize_html_class($key).'="'.esc_attr($val).'" ';
+                }
+            }
+        }
+
+        return $output;
+    }
+
+    /**
+     * @param $args
+     *
+     * @return string
+     */
+    public static function aria_attributes($args){
+        $output = '';
+
+        if(!empty($args)){
+
+            foreach($args as $key => $val){
+                if(substr( $key, 0, 5 ) === "aria-"){
+                    $output .= ' '.sanitize_html_class($key).'="'.esc_attr($val).'" ';
+                }
+            }
+        }
+
+        return $output;
+    }
+
+    /**
+     * Build a font awesome icon from a class.
+     *
+     * @param $class
+     * @param bool $space_after
+     * @param array $extra_attributes An array of extra attributes.
+     *
+     * @return string
+     */
+    public static function icon($class,$space_after = false, $extra_attributes = array()){
+        $output = '';
+
+        if($class){
+            $classes = self::esc_classes($class);
+            if(!empty($classes)){
+                $output = '<i class="'.$classes.'" ';
+                // extra attributes
+                if(!empty($extra_attributes)){
+                    $output .= AUI_Component_Helper::extra_attributes($extra_attributes);
+                }
+                $output .= '></i>';
+                if($space_after){
+                    $output .= " ";
+                }
+            }
+        }
+
+        return $output;
+    }
+
+    /**
+     * @param $args
+     *
+     * @return string
+     */
+    public static function extra_attributes($args){
+        $output = '';
+
+        if(!empty($args)){
+
+            if( is_array($args) ){
+                foreach($args as $key => $val){
+                    $output .= ' '.sanitize_html_class($key).'="'.esc_attr($val).'" ';
+                }
+            }else{
+                $output .= ' '.$args.' ';
+            }
+
+        }
+
+        return $output;
+    }
+
+    /**
+     * @param $args
+     *
+     * @return string
+     */
+    public static function help_text($text){
+        $output = '';
+
+        if($text){
+            $output .= '<small class="form-text text-muted">'.wp_kses_post($text).'</small>';
+        }
+
+
+        return $output;
+    }
+
+    /**
+     * Replace element require context with JS.
+     *
+     * @param $input
+     *
+     * @return string|void
+     */
+    public static function element_require( $input ) {
+
+        $input = str_replace( "'", '"', $input );// we only want double quotes
+
+        $output = esc_attr( str_replace( array( "[%", "%]", "%:checked]" ), array(
+            "jQuery(form).find('[data-argument=\"",
+            "\"]').find('input,select,textarea').val()",
+            "\"]').find('input:checked').val()",
+        ), $input ) );
+
+        if($output){
+            $output = ' data-element-require="'.$output.'" ';
+        }
+
+        return $output;
+    }
+
+    /**
+     * Returns an array of allowed HTML tags and attributes for a given context.
+     *
+     * @since 0.1.41
+     *
+     * @param string|array $context The context for which to retrieve tags. Allowed values are 'post',
+     *                              'strip', 'data', 'entities', or the name of a field filter such as
+     *                              'pre_user_description'.
+     * @param array $input Input.
+     * @return array Array of allowed HTML tags and their allowed attributes.
+     */
+    public static function kses_allowed_html( $context = 'post', $input = array() ) {
+        $allowed_html = wp_kses_allowed_html( $context );
+
+        if ( is_array( $allowed_html ) ) {
+            // <iframe>
+            if ( ! isset( $allowed_html['iframe'] ) && $context == 'post' ) {
+                $allowed_html['iframe']     = array(
+                    'class'        => true,
+                    'id'           => true,
+                    'src'          => true,
+                    'width'        => true,
+                    'height'       => true,
+                    'frameborder'  => true,
+                    'marginwidth'  => true,
+                    'marginheight' => true,
+                    'scrolling'    => true,
+                    'style'        => true,
+                    'title'        => true,
+                    'allow'        => true,
+                    'allowfullscreen' => true,
+                    'data-*'       => true,
+                );
+            }
+        }
+
+        /**
+         * Filters the allowed html tags.
+         *
+         * @since 0.1.41
+         *
+         * @param array[]|string $allowed_html Allowed html tags.
+         * @param @param string|array $context The context for which to retrieve tags.
+         * @param array $input Input field.
+         */
+        return apply_filters( 'ayecode_ui_kses_allowed_html', $allowed_html, $context, $input );
+    }
+
+    /**
+     * Filters content and keeps only allowable HTML elements.
+     *
+     * This function makes sure that only the allowed HTML element names, attribute
+     * names and attribute values plus only sane HTML entities will occur in
+     * $string. You have to remove any slashes from PHP's magic quotes before you
+     * call this function.
+     *
+     * The default allowed protocols are 'http', 'https', 'ftp', 'mailto', 'news',
+     * 'irc', 'gopher', 'nntp', 'feed', 'telnet, 'mms', 'rtsp' and 'svn'. This
+     * covers all common link protocols, except for 'javascript' which should not
+     * be allowed for untrusted users.
+     *
+     * @since 0.1.41
+     *
+     * @param string|array $value Content to filter through kses.
+     * @param array  $input       Input Field.
+     * @return string Filtered content with only allowed HTML elements.
+     */
+    public static function _sanitize_html_field( $value, $input = array() ) {
+        if ( $value === '' ) {
+            return $value;
+        }
+
+        $allowed_html = self::kses_allowed_html( 'post', $input );
+
+        if ( ! is_array( $allowed_html ) ) {
+            $allowed_html = wp_kses_allowed_html( 'post' );
+        }
+
+        $filtered = trim( wp_unslash( $value ) );
+        $filtered = wp_kses( $filtered, $allowed_html );
+        $filtered = balanceTags( $filtered ); // Balances tags
+
+        return $filtered;
+    }
+
+    /**
+     * Navigates through an array, object, or scalar, and removes slashes from the values.
+     *
+     * @since 0.1.41
+     *
+     * @param mixed $value The value to be stripped.
+     * @param array  $input Input Field.
+     * @return mixed Stripped value.
+     */
+    public static function sanitize_html_field( $value, $input = array() ) {
+        $original = $value;
+
+        if ( is_array( $value ) ) {
+            foreach ( $value as $index => $item ) {
+                $value[ $index ] = self::_sanitize_html_field( $value, $input );
+            }
+        } elseif ( is_object( $value ) ) {
+            $object_vars = get_object_vars( $value );
+
+            foreach ( $object_vars as $property_name => $property_value ) {
+                $value->$property_name = self::_sanitize_html_field( $property_value, $input );
+            }
+        } else {
+            $value = self::_sanitize_html_field( $value, $input );
+        }
+
+        /**
+         * Filters content and keeps only allowable HTML elements.
+         *
+         * @since 0.1.41
+         *
+         * @param string|array $value Content to filter through kses.
+         * @param string|array $value Original content without filter.
+         * @param array  $input       Input Field.
+         */
+        return apply_filters( 'ayecode_ui_sanitize_html_field', $value, $original, $input );
+    }
 }
\ No newline at end of file

Spacing +81 added lines, -81 removed lines

@@ -1,6 +1,6 @@ 
 <?php
 
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
 	exit; // Exit if accessed directly
 }
 
@@ -19,12 +19,12 @@ 
 	 *
 	 * @return string
 	 */
-	public static function name($text,$multiple = false){
+	public static function name($text, $multiple = false) {
 		$output = '';
 
-		if($text){
-			$is_multiple = strpos($text, '[') === false && $multiple  ? '[]' : '';
-			$output = ' name="'.esc_attr($text).$is_multiple.'" ';
+		if ($text) {
+			$is_multiple = strpos($text, '[') === false && $multiple ? '[]' : '';
+			$output = ' name="' . esc_attr($text) . $is_multiple . '" ';
 		}
 
 		return $output;
@@ -37,11 +37,11 @@ 
 	 *
 	 * @return string The sanitized item.
 	 */
-	public static function id($text){
+	public static function id($text) {
 		$output = '';
 
-		if($text){
-			$output = ' id="'.sanitize_html_class($text).'" ';
+		if ($text) {
+			$output = ' id="' . sanitize_html_class($text) . '" ';
 		}
 
 		return $output;
@@ -54,11 +54,11 @@ 
 	 *
 	 * @return string The sanitized item.
 	 */
-	public static function title($text){
+	public static function title($text) {
 		$output = '';
 
-		if($text){
-			$output = ' title="'.esc_attr($text).'" ';
+		if ($text) {
+			$output = ' title="' . esc_attr($text) . '" ';
 		}
 
 		return $output;
@@ -71,11 +71,11 @@ 
 	 *
 	 * @return string The sanitized item.
 	 */
-	public static function value($text){
+	public static function value($text) {
 		$output = '';
 
-		if($text){
-			$output = ' value="'.sanitize_text_field($text).'" ';
+		if ($text) {
+			$output = ' value="' . sanitize_text_field($text) . '" ';
 		}
 
 		return $output;
@@ -88,13 +88,13 @@ 
 	 *
 	 * @return string The sanitized item.
 	 */
-	public static function class_attr($text){
+	public static function class_attr($text) {
 		$output = '';
 
-		if($text){
+		if ($text) {
 			$classes = self::esc_classes($text);
-			if(!empty($classes)){
-				$output = ' class="'.$classes.'" ';
+			if (!empty($classes)) {
+				$output = ' class="' . $classes . '" ';
 			}
 		}
 
@@ -108,15 +108,15 @@ 
 	 *
 	 * @return string
 	 */
-	public static function esc_classes($text){
+	public static function esc_classes($text) {
 		$output = '';
 
-		if($text){
-			$classes = explode(" ",$text);
-			$classes = array_map("trim",$classes);
-			$classes = array_map("sanitize_html_class",$classes);
-			if(!empty($classes)){
-				$output = implode(" ",$classes);
+		if ($text) {
+			$classes = explode(" ", $text);
+			$classes = array_map("trim", $classes);
+			$classes = array_map("sanitize_html_class", $classes);
+			if (!empty($classes)) {
+				$output = implode(" ", $classes);
 			}
 		}
 
@@ -129,14 +129,14 @@ 
 	 *
 	 * @return string
 	 */
-	public static function data_attributes($args){
+	public static function data_attributes($args) {
 		$output = '';
 
-		if(!empty($args)){
+		if (!empty($args)) {
 
-			foreach($args as $key => $val){
-				if(substr( $key, 0, 5 ) === "data-"){
-					$output .= ' '.sanitize_html_class($key).'="'.esc_attr($val).'" ';
+			foreach ($args as $key => $val) {
+				if (substr($key, 0, 5) === "data-") {
+					$output .= ' ' . sanitize_html_class($key) . '="' . esc_attr($val) . '" ';
 				}
 			}
 		}
@@ -149,14 +149,14 @@ 
 	 *
 	 * @return string
 	 */
-	public static function aria_attributes($args){
+	public static function aria_attributes($args) {
 		$output = '';
 
-		if(!empty($args)){
+		if (!empty($args)) {
 
-			foreach($args as $key => $val){
-				if(substr( $key, 0, 5 ) === "aria-"){
-					$output .= ' '.sanitize_html_class($key).'="'.esc_attr($val).'" ';
+			foreach ($args as $key => $val) {
+				if (substr($key, 0, 5) === "aria-") {
+					$output .= ' ' . sanitize_html_class($key) . '="' . esc_attr($val) . '" ';
 				}
 			}
 		}
@@ -173,19 +173,19 @@ 
 	 *
 	 * @return string
 	 */
-	public static function icon($class,$space_after = false, $extra_attributes = array()){
+	public static function icon($class, $space_after = false, $extra_attributes = array()) {
 		$output = '';
 
-		if($class){
+		if ($class) {
 			$classes = self::esc_classes($class);
-			if(!empty($classes)){
-				$output = '<i class="'.$classes.'" ';
+			if (!empty($classes)) {
+				$output = '<i class="' . $classes . '" ';
 				// extra attributes
-				if(!empty($extra_attributes)){
+				if (!empty($extra_attributes)) {
 					$output .= AUI_Component_Helper::extra_attributes($extra_attributes);
 				}
 				$output .= '></i>';
-				if($space_after){
+				if ($space_after) {
 					$output .= " ";
 				}
 			}
@@ -199,17 +199,17 @@ 
 	 *
 	 * @return string
 	 */
-	public static function extra_attributes($args){
+	public static function extra_attributes($args) {
 		$output = '';
 
-		if(!empty($args)){
+		if (!empty($args)) {
 
-			if( is_array($args) ){
-				foreach($args as $key => $val){
-					$output .= ' '.sanitize_html_class($key).'="'.esc_attr($val).'" ';
+			if (is_array($args)) {
+				foreach ($args as $key => $val) {
+					$output .= ' ' . sanitize_html_class($key) . '="' . esc_attr($val) . '" ';
 				}
-			}else{
-				$output .= ' '.$args.' ';
+			} else {
+				$output .= ' ' . $args . ' ';
 			}
 
 		}
@@ -222,11 +222,11 @@ 
 	 *
 	 * @return string
 	 */
-	public static function help_text($text){
+	public static function help_text($text) {
 		$output = '';
 
-		if($text){
-			$output .= '<small class="form-text text-muted">'.wp_kses_post($text).'</small>';
+		if ($text) {
+			$output .= '<small class="form-text text-muted">' . wp_kses_post($text) . '</small>';
 		}
 
 
@@ -240,18 +240,18 @@ 
 	 *
 	 * @return string|void
 	 */
-	public static function element_require( $input ) {
+	public static function element_require($input) {
 
-		$input = str_replace( "'", '"', $input );// we only want double quotes
+		$input = str_replace("'", '"', $input); // we only want double quotes
 
-		$output = esc_attr( str_replace( array( "[%", "%]", "%:checked]" ), array(
+		$output = esc_attr(str_replace(array("[%", "%]", "%:checked]"), array(
 			"jQuery(form).find('[data-argument=\"",
 			"\"]').find('input,select,textarea').val()",
 			"\"]').find('input:checked').val()",
-		), $input ) );
+		), $input));
 
-		if($output){
-			$output = ' data-element-require="'.$output.'" ';
+		if ($output) {
+			$output = ' data-element-require="' . $output . '" ';
 		}
 
 		return $output;
@@ -268,13 +268,13 @@ 
 	 * @param array $input Input.
 	 * @return array Array of allowed HTML tags and their allowed attributes.
 	 */
-	public static function kses_allowed_html( $context = 'post', $input = array() ) {
-		$allowed_html = wp_kses_allowed_html( $context );
+	public static function kses_allowed_html($context = 'post', $input = array()) {
+		$allowed_html = wp_kses_allowed_html($context);
 
-		if ( is_array( $allowed_html ) ) {
+		if (is_array($allowed_html)) {
 			// <iframe>
-			if ( ! isset( $allowed_html['iframe'] ) && $context == 'post' ) {
-				$allowed_html['iframe']     = array(
+			if (!isset($allowed_html['iframe']) && $context == 'post') {
+				$allowed_html['iframe'] = array(
 					'class'        => true,
 					'id'           => true,
 					'src'          => true,
@@ -302,7 +302,7 @@ 
 		 * @param @param string|array $context The context for which to retrieve tags.
 		 * @param array $input Input field.
 		 */
-		return apply_filters( 'ayecode_ui_kses_allowed_html', $allowed_html, $context, $input );
+		return apply_filters('ayecode_ui_kses_allowed_html', $allowed_html, $context, $input);
 	}
 
 	/**
@@ -324,20 +324,20 @@ 
 	 * @param array  $input       Input Field.
 	 * @return string Filtered content with only allowed HTML elements.
 	 */
-	public static function _sanitize_html_field( $value, $input = array() ) {
-		if ( $value === '' ) {
+	public static function _sanitize_html_field($value, $input = array()) {
+		if ($value === '') {
 			return $value;
 		}
 
-		$allowed_html = self::kses_allowed_html( 'post', $input );
+		$allowed_html = self::kses_allowed_html('post', $input);
 
-		if ( ! is_array( $allowed_html ) ) {
-			$allowed_html = wp_kses_allowed_html( 'post' );
+		if (!is_array($allowed_html)) {
+			$allowed_html = wp_kses_allowed_html('post');
 		}
 
-		$filtered = trim( wp_unslash( $value ) );
-		$filtered = wp_kses( $filtered, $allowed_html );
-		$filtered = balanceTags( $filtered ); // Balances tags
+		$filtered = trim(wp_unslash($value));
+		$filtered = wp_kses($filtered, $allowed_html);
+		$filtered = balanceTags($filtered); // Balances tags
 
 		return $filtered;
 	}
@@ -351,21 +351,21 @@ 
 	 * @param array  $input Input Field.
 	 * @return mixed Stripped value.
 	 */
-	public static function sanitize_html_field( $value, $input = array() ) {
+	public static function sanitize_html_field($value, $input = array()) {
 		$original = $value;
 
-		if ( is_array( $value ) ) {
-			foreach ( $value as $index => $item ) {
-				$value[ $index ] = self::_sanitize_html_field( $value, $input );
+		if (is_array($value)) {
+			foreach ($value as $index => $item) {
+				$value[$index] = self::_sanitize_html_field($value, $input);
 			}
-		} elseif ( is_object( $value ) ) {
-			$object_vars = get_object_vars( $value );
+		} elseif (is_object($value)) {
+			$object_vars = get_object_vars($value);
 
-			foreach ( $object_vars as $property_name => $property_value ) {
-				$value->$property_name = self::_sanitize_html_field( $property_value, $input );
+			foreach ($object_vars as $property_name => $property_value) {
+				$value->$property_name = self::_sanitize_html_field($property_value, $input);
 			}
 		} else {
-			$value = self::_sanitize_html_field( $value, $input );
+			$value = self::_sanitize_html_field($value, $input);
 		}
 
 		/**
@@ -377,6 +377,6 @@ 
 		 * @param string|array $value Original content without filter.
 		 * @param array  $input       Input Field.
 		 */
-		return apply_filters( 'ayecode_ui_sanitize_html_field', $value, $original, $input );
+		return apply_filters('ayecode_ui_sanitize_html_field', $value, $original, $input);
 	}
 }
\ No newline at end of file

includes/class-getpaid-notification-email.php

Indentation +56 added lines, -56 removed lines

@@ -13,36 +13,36 @@ 
 class GetPaid_Notification_Email {
 
     /**
-	 * Contains the type of this notification email.
-	 *
-	 * @var string
-	 */
+     * Contains the type of this notification email.
+     *
+     * @var string
+     */
     public $id;
 
     /**
-	 * Contains any object to use in filters.
-	 *
-	 * @var false|WPInv_Invoice|WPInv_Item|WPInv_Subscription
-	 */
+     * Contains any object to use in filters.
+     *
+     * @var false|WPInv_Invoice|WPInv_Item|WPInv_Subscription
+     */
     public $object;
 
     /**
-	 * Class constructor.
-	 *
+     * Class constructor.
+     *
      * @param string $id Email Type.
      * @param mixed $object Optional. Associated object.
-	 */
-	public function __construct( $id, $object = false ) {
+     */
+    public function __construct( $id, $object = false ) {
         $this->id     = $id;
         $this->object = $object;
     }
 
     /**
-	 * Retrieves an option
-	 *
+     * Retrieves an option
+     *
      * @return mixed
-	 */
-	public function get_option( $key ) {
+     */
+    public function get_option( $key ) {
 
         $key   = "email_{$this->id}_$key";
         $value = wpinv_get_option( $key, null );
@@ -60,80 +60,80 @@ 
     }
 
     /**
-	 * Retrieves the email body.
-	 *
+     * Retrieves the email body.
+     *
      * @return string
-	 */
-	public function get_body() {
+     */
+    public function get_body() {
         $body = $this->get_option( 'body' );
         return apply_filters( 'getpaid_get_email_body', $body, $this->id, $this->object );
     }
 
     /**
-	 * Retrieves the email subject.
-	 *
+     * Retrieves the email subject.
+     *
      * @return string
-	 */
-	public function get_subject() {
+     */
+    public function get_subject() {
         $subject = $this->get_option( 'subject' );
         return apply_filters( 'getpaid_get_email_subject', $subject, $this->id, $this->object );
     }
 
     /**
-	 * Retrieves the email heading.
-	 *
+     * Retrieves the email heading.
+     *
      * @return string
-	 */
-	public function get_heading() {
+     */
+    public function get_heading() {
         $heading = $this->get_option( 'heading' );
         return apply_filters( 'getpaid_get_email_heading', $heading, $this->id, $this->object );
     }
 
     /**
-	 * Checks if an email is active.
-	 *
+     * Checks if an email is active.
+     *
      * @return bool
-	 */
-	public function is_active() {
+     */
+    public function is_active() {
         $is_active = ! empty( $this->get_option( 'active' ) );
         return apply_filters( 'getpaid_email_type_is_active', $is_active, $this->id, $this->object );
     }
 
     /**
-	 * Checks if the site's admin should receive email notifications.
-	 *
+     * Checks if the site's admin should receive email notifications.
+     *
      * @return bool
-	 */
-	public function include_admin_bcc() {
+     */
+    public function include_admin_bcc() {
         $include_admin_bcc = ! empty( $this->get_option( 'admin_bcc' ) );
         return apply_filters( 'getpaid_email_type_include_admin_bcc', $include_admin_bcc, $this->id, $this->object );
     }
 
     /**
-	 * Checks whether this email should be sent to the customer or admin.
-	 *
+     * Checks whether this email should be sent to the customer or admin.
+     *
      * @return bool
-	 */
-	public function is_admin_email() {
+     */
+    public function is_admin_email() {
         $is_admin_email = in_array( $this->id, array( 'new_invoice', 'cancelled_invoice', 'failed_invoice' ) );
         return apply_filters( 'getpaid_email_type_is_admin_email', $is_admin_email, $this->id, $this->object );
     }
 
     /**
-	 * Returns email attachments.
-	 *
+     * Returns email attachments.
+     *
      * @return array
-	 */
-	public function get_attachments() {
+     */
+    public function get_attachments() {
         return apply_filters( 'getpaid_get_email_attachments', array(), $this->id, $this->object );
     }
 
     /**
-	 * Returns an array of merge tags.
-	 *
+     * Returns an array of merge tags.
+     *
      * @return array
-	 */
-	public function get_merge_tags() {
+     */
+    public function get_merge_tags() {
 
         $merge_tags = array(
             '{site_title}' => wpinv_get_blogname(),
@@ -144,13 +144,13 @@ 
     }
 
     /**
-	 * Adds merge tags to a text.
-	 *
+     * Adds merge tags to a text.
+     *
      * @param string string $text
      * @param array $merge_tags
      * @return string
-	 */
-	public function add_merge_tags( $text, $merge_tags = array() ) {
+     */
+    public function add_merge_tags( $text, $merge_tags = array() ) {
 
         foreach ( $merge_tags as $key => $value ) {
             $text = str_replace( $key, $value, $text );
@@ -160,13 +160,13 @@ 
     }
 
     /**
-	 * Returns the email content
-	 *
+     * Returns the email content
+     *
      * @param array $merge_tags
      * @param array $extra_args Extra template args
      * @return string
-	 */
-	public function get_content( $merge_tags = array(), $extra_args = array() ) {
+     */
+    public function get_content( $merge_tags = array(), $extra_args = array() ) {
 
         $content = wpinv_get_template_html(
             "emails/wpinv-email-{$this->id}.php",

Spacing +30 added lines, -30 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Represents a single email type.
@@ -32,7 +32,7 @@ 
      * @param string $id Email Type.
      * @param mixed $object Optional. Associated object.
 	 */
-	public function __construct( $id, $object = false ) {
+	public function __construct($id, $object = false) {
         $this->id     = $id;
         $this->object = $object;
     }
@@ -42,18 +42,18 @@ 
 	 *
      * @return mixed
 	 */
-	public function get_option( $key ) {
+	public function get_option($key) {
 
         $key   = "email_{$this->id}_$key";
-        $value = wpinv_get_option( $key, null );
-        if ( is_null( $value ) ) {
+        $value = wpinv_get_option($key, null);
+        if (is_null($value)) {
             $options = wpinv_get_emails();
 
-            if ( ! isset( $options[ $this->id ] ) || ! isset( $options[ $this->id ][ $key ] ) ) {
+            if (!isset($options[$this->id]) || !isset($options[$this->id][$key])) {
                 return '';
             }
 
-            $value = isset( $options[ $this->id ][ $key ]['std'] ) ? $options[ $this->id ][ $key ]['std'] : '';
+            $value = isset($options[$this->id][$key]['std']) ? $options[$this->id][$key]['std'] : '';
         }
 
         return $value;
@@ -65,8 +65,8 @@ 
      * @return string
 	 */
 	public function get_body() {
-        $body = $this->get_option( 'body' );
-        return apply_filters( 'getpaid_get_email_body', $body, $this->id, $this->object );
+        $body = $this->get_option('body');
+        return apply_filters('getpaid_get_email_body', $body, $this->id, $this->object);
     }
 
     /**
@@ -75,8 +75,8 @@ 
      * @return string
 	 */
 	public function get_subject() {
-        $subject = $this->get_option( 'subject' );
-        return apply_filters( 'getpaid_get_email_subject', $subject, $this->id, $this->object );
+        $subject = $this->get_option('subject');
+        return apply_filters('getpaid_get_email_subject', $subject, $this->id, $this->object);
     }
 
     /**
@@ -85,8 +85,8 @@ 
      * @return string
 	 */
 	public function get_heading() {
-        $heading = $this->get_option( 'heading' );
-        return apply_filters( 'getpaid_get_email_heading', $heading, $this->id, $this->object );
+        $heading = $this->get_option('heading');
+        return apply_filters('getpaid_get_email_heading', $heading, $this->id, $this->object);
     }
 
     /**
@@ -95,8 +95,8 @@ 
      * @return bool
 	 */
 	public function is_active() {
-        $is_active = ! empty( $this->get_option( 'active' ) );
-        return apply_filters( 'getpaid_email_type_is_active', $is_active, $this->id, $this->object );
+        $is_active = !empty($this->get_option('active'));
+        return apply_filters('getpaid_email_type_is_active', $is_active, $this->id, $this->object);
     }
 
     /**
@@ -105,8 +105,8 @@ 
      * @return bool
 	 */
 	public function include_admin_bcc() {
-        $include_admin_bcc = ! empty( $this->get_option( 'admin_bcc' ) );
-        return apply_filters( 'getpaid_email_type_include_admin_bcc', $include_admin_bcc, $this->id, $this->object );
+        $include_admin_bcc = !empty($this->get_option('admin_bcc'));
+        return apply_filters('getpaid_email_type_include_admin_bcc', $include_admin_bcc, $this->id, $this->object);
     }
 
     /**
@@ -115,8 +115,8 @@ 
      * @return bool
 	 */
 	public function is_admin_email() {
-        $is_admin_email = in_array( $this->id, array( 'new_invoice', 'cancelled_invoice', 'failed_invoice' ) );
-        return apply_filters( 'getpaid_email_type_is_admin_email', $is_admin_email, $this->id, $this->object );
+        $is_admin_email = in_array($this->id, array('new_invoice', 'cancelled_invoice', 'failed_invoice'));
+        return apply_filters('getpaid_email_type_is_admin_email', $is_admin_email, $this->id, $this->object);
     }
 
     /**
@@ -125,7 +125,7 @@ 
      * @return array
 	 */
 	public function get_attachments() {
-        return apply_filters( 'getpaid_get_email_attachments', array(), $this->id, $this->object );
+        return apply_filters('getpaid_get_email_attachments', array(), $this->id, $this->object);
     }
 
     /**
@@ -137,10 +137,10 @@ 
 
         $merge_tags = array(
             '{site_title}' => wpinv_get_blogname(),
-            '{date}'       => getpaid_format_date_value( current_time( 'mysql' ) ),
+            '{date}'       => getpaid_format_date_value(current_time('mysql')),
         );
 
-        return apply_filters( 'getpaid_get_email_merge_tags', $merge_tags, $this->object, $this->id );
+        return apply_filters('getpaid_get_email_merge_tags', $merge_tags, $this->object, $this->id);
     }
 
     /**
@@ -150,13 +150,13 @@ 
      * @param array $merge_tags
      * @return string
 	 */
-	public function add_merge_tags( $text, $merge_tags = array() ) {
+	public function add_merge_tags($text, $merge_tags = array()) {
 
-        foreach ( $merge_tags as $key => $value ) {
-            $text = str_replace( $key, $value, $text );
+        foreach ($merge_tags as $key => $value) {
+            $text = str_replace($key, $value, $text);
         }
 
-        return wptexturize( $text );
+        return wptexturize($text);
     }
 
     /**
@@ -166,7 +166,7 @@ 
      * @param array $extra_args Extra template args
      * @return string
 	 */
-	public function get_content( $merge_tags = array(), $extra_args = array() ) {
+	public function get_content($merge_tags = array(), $extra_args = array()) {
 
         $content = wpinv_get_template_html(
             "emails/wpinv-email-{$this->id}.php",
@@ -176,15 +176,15 @@ 
                     'invoice'       => $this->object, // Backwards compat.
                     'object'        => $this->object,
                     'email_type'    => $this->id,
-                    'email_heading' => $this->add_merge_tags( $this->get_heading(), $merge_tags ),
+                    'email_heading' => $this->add_merge_tags($this->get_heading(), $merge_tags),
                     'sent_to_admin' => $this->is_admin_email(),
                     'plain_text'    => false,
-                    'message_body'  => wpautop( $this->add_merge_tags( $this->get_body(), $merge_tags ) ),
+                    'message_body'  => wpautop($this->add_merge_tags($this->get_body(), $merge_tags)),
                 )
             )
         );
 
-        return wpinv_email_style_body( $content );
+        return wpinv_email_style_body($content);
     }
 
 }

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

Indentation +50 added lines, -50 removed lines

@@ -15,31 +15,31 @@ 
 abstract class GetPaid_Authorize_Net_Legacy_Gateway extends GetPaid_Payment_Gateway {
 
     /**
-	 * Class constructor.
-	 */
-	public function __construct() {
+     * Class constructor.
+     */
+    public function __construct() {
         parent::__construct();
     }
 
     /**
-	 * Returns the API URL.
-	 *
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 * @return string
-	 */
-	public function get_api_url( $invoice ) {
+     * Returns the API URL.
+     *
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     * @return string
+     */
+    public function get_api_url( $invoice ) {
         return $this->is_sandbox( $invoice ) ? 'https://apitest.authorize.net/xml/v1/request.api' : 'https://api.authorize.net/xml/v1/request.api';
     }
 
     /**
-	 * Communicates with authorize.net
-	 *
-	 *
-	 * @param array $post Data to post.
+     * Communicates with authorize.net
+     *
+     *
+     * @param array $post Data to post.
      * @param WPInv_Invoice $invoice Invoice.
-	 * @return stdClass|WP_Error
-	 */
+     * @return stdClass|WP_Error
+     */
     public function post( $post, $invoice ){
 
         $url      = $this->get_api_url( $invoice );
@@ -81,12 +81,12 @@ 
     }
 
     /**
-	 * Returns the API authentication params.
-	 *
-	 *
-	 * @return array
-	 */
-	public function get_auth_params() {
+     * Returns the API authentication params.
+     *
+     *
+     * @return array
+     */
+    public function get_auth_params() {
 
         return array(
             'name'           => $this->get_option( 'login_id' ),
@@ -96,13 +96,13 @@ 
     }
 
     /**
-	 * Cancels a subscription remotely
-	 *
-	 *
-	 * @param WPInv_Subscription $subscription Subscription.
+     * Cancels a subscription remotely
+     *
+     *
+     * @param WPInv_Subscription $subscription Subscription.
      * @param WPInv_Invoice $invoice Invoice.
-	 */
-	public function cancel_subscription( $subscription, $invoice ) {
+     */
+    public function cancel_subscription( $subscription, $invoice ) {
 
         // Backwards compatibility. New version do not use authorize.net subscriptions.
         $this->post(
@@ -118,17 +118,17 @@ 
     }
 
     /**
-	 * Processes ipns.
-	 *
-	 * @return void
-	 */
-	public function verify_ipn() {
+     * Processes ipns.
+     *
+     * @return void
+     */
+    public function verify_ipn() {
 
         $this->maybe_process_old_ipn();
 
         // Validate the IPN.
         if ( empty( $_POST ) || ! $this->validate_ipn() ) {
-		    wp_die( 'Authorize.NET IPN Request Failure', 'Authorize.NET IPN', array( 'response' => 500 ) );
+            wp_die( 'Authorize.NET IPN Request Failure', 'Authorize.NET IPN', array( 'response' => 500 ) );
         }
 
         // Event type.
@@ -167,24 +167,24 @@ 
     }
 
     /**
-	 * Validates IPN invoices.
-	 *
+     * Validates IPN invoices.
+     *
      * @param WPInv_Invoice $invoice
      * @param object $payload
-	 * @return void
-	 */
-	public function validate_ipn_invoice( $invoice, $payload ) {
+     * @return void
+     */
+    public function validate_ipn_invoice( $invoice, $payload ) {
         if ( ! $invoice->exists() || $payload->id != $invoice->get_transaction_id() ) {
             exit;
         }
     }
 
     /**
-	 * Process subscriptio IPNS.
-	 *
-	 * @return void
-	 */
-	public function maybe_process_old_ipn() {
+     * Process subscriptio IPNS.
+     *
+     * @return void
+     */
+    public function maybe_process_old_ipn() {
 
         $data = wp_unslash( $_POST );
 
@@ -226,11 +226,11 @@ 
     }
 
     /**
-	 * Validates the old IPN signature.
+     * Validates the old IPN signature.
      *
      * @param array $posted
-	 */
-	public function validate_old_ipn_signature( $posted ) {
+     */
+    public function validate_old_ipn_signature( $posted ) {
 
         $signature = $this->get_option( 'signature_key' );
         if ( ! empty( $signature ) ) {
@@ -249,9 +249,9 @@ 
     }
 
     /**
-	 * Check Authorize.NET IPN validity.
-	 */
-	public function validate_ipn() {
+     * Check Authorize.NET IPN validity.
+     */
+    public function validate_ipn() {
 
         wpinv_error_log( 'Validating Authorize.NET IPN response' );
 

Spacing +66 added lines, -66 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Authorize.net Legacy Payment Gateway class.
@@ -28,8 +28,8 @@ 
 	 * @param WPInv_Invoice $invoice Invoice.
 	 * @return string
 	 */
-	public function get_api_url( $invoice ) {
-        return $this->is_sandbox( $invoice ) ? 'https://apitest.authorize.net/xml/v1/request.api' : 'https://api.authorize.net/xml/v1/request.api';
+	public function get_api_url($invoice) {
+        return $this->is_sandbox($invoice) ? 'https://apitest.authorize.net/xml/v1/request.api' : 'https://api.authorize.net/xml/v1/request.api';
     }
 
     /**
@@ -40,48 +40,48 @@ 
      * @param WPInv_Invoice $invoice Invoice.
 	 * @return stdClass|WP_Error
 	 */
-    public function post( $post, $invoice ){
+    public function post($post, $invoice) {
 
-        $url      = $this->get_api_url( $invoice );
+        $url      = $this->get_api_url($invoice);
         $response = wp_remote_post(
             $url,
             array(
                 'headers'          => array(
                     'Content-Type' => 'application/json; charset=utf-8'
                 ),
-                'body'             => json_encode( $post ),
+                'body'             => json_encode($post),
                 'method'           => 'POST'
             )
         );
 
-        if ( is_wp_error( $response ) ) {
+        if (is_wp_error($response)) {
             return $response;
         }
 
-        $response = wp_unslash( wp_remote_retrieve_body( $response ) );
+        $response = wp_unslash(wp_remote_retrieve_body($response));
         $response = preg_replace('/\xEF\xBB\xBF/', '', $response); // https://community.developer.authorize.net/t5/Integration-and-Testing/JSON-issues/td-p/48851
-        $response = json_decode( $response );
+        $response = json_decode($response);
 
-        if ( empty( $response ) ) {
-            return new WP_Error( 'invalid_reponse', __( 'Invalid gateway response', 'invoicing' ) );
+        if (empty($response)) {
+            return new WP_Error('invalid_reponse', __('Invalid gateway response', 'invoicing'));
         }
 
-        if ( $response->messages->resultCode == 'Error' ) {
+        if ($response->messages->resultCode == 'Error') {
 
-            if ( $this->is_sandbox( $invoice ) ) {
-                wpinv_error_log( $response );
+            if ($this->is_sandbox($invoice)) {
+                wpinv_error_log($response);
             }
 
-            if ( $response->messages->message[0]->code == 'E00039' && ! empty( $response->customerProfileId )  && ! empty( $response->customerPaymentProfileId ) ) {
-                return new WP_Error( 'dup_payment_profile', $response->customerProfileId . '.' . $response->customerPaymentProfileId );
+            if ($response->messages->message[0]->code == 'E00039' && !empty($response->customerProfileId) && !empty($response->customerPaymentProfileId)) {
+                return new WP_Error('dup_payment_profile', $response->customerProfileId . '.' . $response->customerPaymentProfileId);
             }
 
-            if ( ! empty( $response->transactionResponse ) && ! empty( $response->transactionResponse->errors ) ) {
+            if (!empty($response->transactionResponse) && !empty($response->transactionResponse->errors)) {
                 $error = $response->transactionResponse->errors[0];
-                return new WP_Error( $error->errorCode, $error->errorText );
+                return new WP_Error($error->errorCode, $error->errorText);
             }
 
-            return new WP_Error( $response->messages->message[0]->code, $response->messages->message[0]->text );
+            return new WP_Error($response->messages->message[0]->code, $response->messages->message[0]->text);
         }
 
         return $response;
@@ -97,8 +97,8 @@ 
 	public function get_auth_params() {
 
         return array(
-            'name'           => $this->get_option( 'login_id' ),
-            'transactionKey' => $this->get_option( 'transaction_key' ),
+            'name'           => $this->get_option('login_id'),
+            'transactionKey' => $this->get_option('transaction_key'),
         );
 
     }
@@ -110,7 +110,7 @@ 
 	 * @param WPInv_Subscription $subscription Subscription.
      * @param WPInv_Invoice $invoice Invoice.
 	 */
-	public function cancel_subscription( $subscription, $invoice ) {
+	public function cancel_subscription($subscription, $invoice) {
 
         // Backwards compatibility. New version do not use authorize.net subscriptions.
         $this->post(
@@ -135,38 +135,38 @@ 
         $this->maybe_process_old_ipn();
 
         // Validate the IPN.
-        if ( empty( $_POST ) || ! $this->validate_ipn() ) {
-		    wp_die( 'Authorize.NET IPN Request Failure', 'Authorize.NET IPN', array( 'response' => 500 ) );
+        if (empty($_POST) || !$this->validate_ipn()) {
+		    wp_die('Authorize.NET IPN Request Failure', 'Authorize.NET IPN', array('response' => 500));
         }
 
         // Event type.
-        $posted = json_decode( file_get_contents( 'php://input' ) );
-        if ( empty( $posted ) ) {
-            wp_die( 'Invalid JSON', 'Authorize.NET IPN', array( 'response' => 500 ) );
+        $posted = json_decode(file_get_contents('php://input'));
+        if (empty($posted)) {
+            wp_die('Invalid JSON', 'Authorize.NET IPN', array('response' => 500));
         }
 
         // Process the IPN.
-        $posted = (object) wp_unslash( $posted );
+        $posted = (object) wp_unslash($posted);
 
         // Process refunds.
-        if ( 'net.authorize.payment.refund.created' == $posted->eventType ) {
-            $invoice = new WPInv_Invoice( $posted->payload->merchantReferenceId );
-            $this->validate_ipn_invoice( $invoice, $posted->payload );
+        if ('net.authorize.payment.refund.created' == $posted->eventType) {
+            $invoice = new WPInv_Invoice($posted->payload->merchantReferenceId);
+            $this->validate_ipn_invoice($invoice, $posted->payload);
             $invoice->refund();
         }
 
         // Held funds approved.
-        if ( 'net.authorize.payment.fraud.approved' == $posted->eventType ) {
-            $invoice = new WPInv_Invoice( $posted->payload->id );
-            $this->validate_ipn_invoice( $invoice, $posted->payload );
-            $invoice->mark_paid( false, __( 'Payment released', 'invoicing' ) );
+        if ('net.authorize.payment.fraud.approved' == $posted->eventType) {
+            $invoice = new WPInv_Invoice($posted->payload->id);
+            $this->validate_ipn_invoice($invoice, $posted->payload);
+            $invoice->mark_paid(false, __('Payment released', 'invoicing'));
         }
 
         // Held funds declined.
-        if ( 'net.authorize.payment.fraud.declined' == $posted->eventType ) {
-            $invoice = new WPInv_Invoice( $posted->payload->id );
-            $this->validate_ipn_invoice( $invoice, $posted->payload );
-            $invoice->set_status( 'wpi-failed', __( 'Payment declined', 'invoicing' ) );
+        if ('net.authorize.payment.fraud.declined' == $posted->eventType) {
+            $invoice = new WPInv_Invoice($posted->payload->id);
+            $this->validate_ipn_invoice($invoice, $posted->payload);
+            $invoice->set_status('wpi-failed', __('Payment declined', 'invoicing'));
             $invoice->save();
         }
 
@@ -181,8 +181,8 @@ 
      * @param object $payload
 	 * @return void
 	 */
-	public function validate_ipn_invoice( $invoice, $payload ) {
-        if ( ! $invoice->exists() || $payload->id != $invoice->get_transaction_id() ) {
+	public function validate_ipn_invoice($invoice, $payload) {
+        if (!$invoice->exists() || $payload->id != $invoice->get_transaction_id()) {
             exit;
         }
     }
@@ -194,32 +194,32 @@ 
 	 */
 	public function maybe_process_old_ipn() {
 
-        $data = wp_unslash( $_POST );
+        $data = wp_unslash($_POST);
 
         // Only process subscriptions subscriptions.
-        if ( empty( $_POST['x_subscription_id'] ) ) {
+        if (empty($_POST['x_subscription_id'])) {
             return;
         }
 
         // Check validity.
-        $this->validate_old_ipn_signature( $data );
+        $this->validate_old_ipn_signature($data);
 
         // Fetch the associated subscription.
-        $subscription_id = WPInv_Subscription::get_subscription_id_by_field( $_POST['x_subscription_id'] );
-        $subscription    = new WPInv_Subscription( $subscription_id );
+        $subscription_id = WPInv_Subscription::get_subscription_id_by_field($_POST['x_subscription_id']);
+        $subscription    = new WPInv_Subscription($subscription_id);
 
         // Abort if it is missing or completed.
-        if ( ! $subscription->get_id() || $subscription->has_status( 'completed' ) ) {
+        if (!$subscription->get_id() || $subscription->has_status('completed')) {
             return;
         }
 
         // Payment status.
-        if ( 1 == $_POST['x_response_code'] ) {
+        if (1 == $_POST['x_response_code']) {
 
             // Renew the subscription.
             $subscription->add_payment(
                 array(
-                    'transaction_id' => sanitize_text_field( $data['x_trans_id'] ),
+                    'transaction_id' => sanitize_text_field($data['x_trans_id']),
                     'gateway'        => $this->id
                 )
             );
@@ -238,17 +238,17 @@ 
      *
      * @param array $posted
 	 */
-	public function validate_old_ipn_signature( $posted ) {
+	public function validate_old_ipn_signature($posted) {
 
-        $signature = $this->get_option( 'signature_key' );
-        if ( ! empty( $signature ) ) {
-            $login_id  = $this->get_option( 'login_id' );
+        $signature = $this->get_option('signature_key');
+        if (!empty($signature)) {
+            $login_id  = $this->get_option('login_id');
             $trans_id  = $_POST['x_trans_id'];
             $amount    = $_POST['x_amount'];
-            $hash      = hash_hmac ( 'sha512', "^$login_id^$trans_id^$amount^", hex2bin( $signature ) );
+            $hash      = hash_hmac('sha512', "^$login_id^$trans_id^$amount^", hex2bin($signature));
 
-            if ( ! hash_equals( $hash, $posted['x_SHA2_Hash'] ) ) {
-                wpinv_error_log( $posted['x_SHA2_Hash'], "Invalid signature. Expected $hash" );
+            if (!hash_equals($hash, $posted['x_SHA2_Hash'])) {
+                wpinv_error_log($posted['x_SHA2_Hash'], "Invalid signature. Expected $hash");
                 exit;
             }
 
@@ -261,28 +261,28 @@ 
 	 */
 	public function validate_ipn() {
 
-        wpinv_error_log( 'Validating Authorize.NET IPN response' );
+        wpinv_error_log('Validating Authorize.NET IPN response');
 
-        if ( empty( $_SERVER['HTTP_X_ANET_SIGNATURE'] ) ) {
+        if (empty($_SERVER['HTTP_X_ANET_SIGNATURE'])) {
             return false;
         }
 
-        $signature = $this->get_option( 'signature_key' );
+        $signature = $this->get_option('signature_key');
 
-        if ( empty( $signature ) ) {
-            wpinv_error_log( 'Error: You have not set a signature key' );
+        if (empty($signature)) {
+            wpinv_error_log('Error: You have not set a signature key');
             return false;
         }
 
-        $hash  = hash_hmac ( 'sha512', file_get_contents( 'php://input' ), hex2bin( $signature ) );
+        $hash = hash_hmac('sha512', file_get_contents('php://input'), hex2bin($signature));
 
-        if ( hash_equals( $hash, $_SERVER['HTTP_X_ANET_SIGNATURE'] ) ) {
-            wpinv_error_log( 'Successfully validated the IPN' );
+        if (hash_equals($hash, $_SERVER['HTTP_X_ANET_SIGNATURE'])) {
+            wpinv_error_log('Successfully validated the IPN');
             return true;
         }
 
-        wpinv_error_log( 'IPN hash is not valid' );
-        wpinv_error_log(  $_SERVER['HTTP_X_ANET_SIGNATURE']  );
+        wpinv_error_log('IPN hash is not valid');
+        wpinv_error_log($_SERVER['HTTP_X_ANET_SIGNATURE']);
         return false;
 
     }

includes/wpinv-email-functions.php

Indentation +3 added lines, -3 removed lines

@@ -110,8 +110,8 @@ 
     $css = getpaid_get_email_css();
 
     // include css inliner
-	if ( ! class_exists( 'Emogrifier' ) ) {
-		include_once( WPINV_PLUGIN_DIR . 'includes/libraries/class-emogrifier.php' );
+    if ( ! class_exists( 'Emogrifier' ) ) {
+        include_once( WPINV_PLUGIN_DIR . 'includes/libraries/class-emogrifier.php' );
     }
 
     // Inline the css.
@@ -190,7 +190,7 @@ 
     $message = wpinv_email_style_body( $message );
     $to      = array_merge( wpinv_parse_list( $to ), wpinv_parse_list( $cc ) );
 
-	return $mailer->send(
+    return $mailer->send(
         $to,
         $subject,
         $message,

Spacing +126 added lines, -126 removed lines

@@ -6,7 +6,7 @@ 
  * Please use GetPaid_Notification_Email_Sender
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /*
 |--------------------------------------------------------------------------
@@ -17,19 +17,19 @@ 
 /**
  * Generates the email header.
  */
-function wpinv_email_header( $email_heading ) {
-    wpinv_get_template( 'emails/wpinv-email-header.php', compact( 'email_heading' ) );
+function wpinv_email_header($email_heading) {
+    wpinv_get_template('emails/wpinv-email-header.php', compact('email_heading'));
 }
-add_action( 'wpinv_email_header', 'wpinv_email_header' );
+add_action('wpinv_email_header', 'wpinv_email_header');
 
 
 /**
  * Generates the email footer.
  */
 function wpinv_email_footer() {
-    wpinv_get_template( 'emails/wpinv-email-footer.php' );
+    wpinv_get_template('emails/wpinv-email-footer.php');
 }
-add_action( 'wpinv_email_footer', 'wpinv_email_footer' );
+add_action('wpinv_email_footer', 'wpinv_email_footer');
 
 
 /**
@@ -39,13 +39,13 @@ 
  * @param string $email_type
  * @param bool $sent_to_admin
  */
-function wpinv_email_invoice_details( $invoice,  $email_type, $sent_to_admin ) {
+function wpinv_email_invoice_details($invoice, $email_type, $sent_to_admin) {
 
-    $args = compact( 'invoice', 'email_type', 'sent_to_admin' );
-    wpinv_get_template( 'emails/invoice-details.php', $args );
+    $args = compact('invoice', 'email_type', 'sent_to_admin');
+    wpinv_get_template('emails/invoice-details.php', $args);
 
 }
-add_action( 'wpinv_email_invoice_details', 'wpinv_email_invoice_details', 10, 3 );
+add_action('wpinv_email_invoice_details', 'wpinv_email_invoice_details', 10, 3);
 
 /**
  * Display line items in emails.
@@ -54,17 +54,17 @@ 
  * @param string $email_type
  * @param bool $sent_to_admin
  */
-function wpinv_email_invoice_items( $invoice, $email_type, $sent_to_admin ) {
+function wpinv_email_invoice_items($invoice, $email_type, $sent_to_admin) {
 
     // Prepare line items.
-    $columns = getpaid_invoice_item_columns( $invoice );
-    $columns = apply_filters( 'getpaid_invoice_line_items_table_columns', $columns, $invoice );
+    $columns = getpaid_invoice_item_columns($invoice);
+    $columns = apply_filters('getpaid_invoice_line_items_table_columns', $columns, $invoice);
 
     // Load the template.
-    wpinv_get_template( 'emails/invoice-items.php', compact( 'invoice', 'columns', 'email_type', 'sent_to_admin' ) );
+    wpinv_get_template('emails/invoice-items.php', compact('invoice', 'columns', 'email_type', 'sent_to_admin'));
 
 }
-add_action( 'wpinv_email_invoice_items', 'wpinv_email_invoice_items', 10, 3 );
+add_action('wpinv_email_invoice_items', 'wpinv_email_invoice_items', 10, 3);
 
 
 /**
@@ -74,13 +74,13 @@ 
  * @param string $email_type
  * @param bool $sent_to_admin
  */
-function wpinv_email_billing_details( $invoice, $email_type, $sent_to_admin ) {
+function wpinv_email_billing_details($invoice, $email_type, $sent_to_admin) {
 
-    $args = compact( 'invoice', 'email_type', 'sent_to_admin' );
-    wpinv_get_template( 'emails/wpinv-email-billing-details.php', $args );
+    $args = compact('invoice', 'email_type', 'sent_to_admin');
+    wpinv_get_template('emails/wpinv-email-billing-details.php', $args);
 
 }
-add_action( 'wpinv_email_billing_details', 'wpinv_email_billing_details', 10, 3 );
+add_action('wpinv_email_billing_details', 'wpinv_email_billing_details', 10, 3);
 
 /**
  * Returns email css.
@@ -88,8 +88,8 @@ 
  */
 function getpaid_get_email_css() {
 
-    $css = wpinv_get_template_html( 'emails/wpinv-email-styles.php' );
-    return apply_filters( 'wpinv_email_styles', $css );
+    $css = wpinv_get_template_html('emails/wpinv-email-styles.php');
+    return apply_filters('wpinv_email_styles', $css);
 
 }
 
@@ -100,26 +100,26 @@ 
  * @return string
  * 
  */
-function wpinv_email_style_body( $content ) {
+function wpinv_email_style_body($content) {
 
-    if ( ! class_exists( 'DOMDocument' ) ) {
+    if (!class_exists('DOMDocument')) {
         return $content;
     }
 
     $css = getpaid_get_email_css();
 
     // include css inliner
-	if ( ! class_exists( 'Emogrifier' ) ) {
-		include_once( WPINV_PLUGIN_DIR . 'includes/libraries/class-emogrifier.php' );
+	if (!class_exists('Emogrifier')) {
+		include_once(WPINV_PLUGIN_DIR . 'includes/libraries/class-emogrifier.php');
     }
 
     // Inline the css.
     try {
-        $emogrifier = new Emogrifier( $content, $css );
+        $emogrifier = new Emogrifier($content, $css);
         $_content   = $emogrifier->emogrify();
         $content    = $_content;
-    } catch ( Exception $e ) {
-        wpinv_error_log( $e->getMessage(), 'emogrifier' );
+    } catch (Exception $e) {
+        wpinv_error_log($e->getMessage(), 'emogrifier');
     }
 
     return $content;
@@ -128,37 +128,37 @@ 
 
 // Backwards compatibility.
 function wpinv_init_transactional_emails() {
-    foreach ( apply_filters( 'wpinv_email_actions', array() ) as $action ) {
-        add_action( $action, 'wpinv_send_transactional_email', 10, 10 );
+    foreach (apply_filters('wpinv_email_actions', array()) as $action) {
+        add_action($action, 'wpinv_send_transactional_email', 10, 10);
     }
 }
-add_action( 'init', 'wpinv_init_transactional_emails' );
+add_action('init', 'wpinv_init_transactional_emails');
 
 function wpinv_send_transactional_email() {
     $args       = func_get_args();
     $function   = current_filter() . '_notification';
-    do_action_ref_array( $function, $args );
+    do_action_ref_array($function, $args);
 }
 
 function wpinv_mail_get_from_address() {
-    $from_address = apply_filters( 'wpinv_mail_from_address', wpinv_get_option( 'email_from', get_option( 'admin_email' ) ) );
-    return sanitize_email( $from_address );
+    $from_address = apply_filters('wpinv_mail_from_address', wpinv_get_option('email_from', get_option('admin_email')));
+    return sanitize_email($from_address);
 }
 
 function wpinv_mail_get_from_name() {
-    $from_name = apply_filters( 'wpinv_mail_from_name', wpinv_get_option( 'email_from_name', get_bloginfo( 'name', 'display' ) ) );
-    return wp_specialchars_decode( esc_html( $from_name ), ENT_QUOTES );
+    $from_name = apply_filters('wpinv_mail_from_name', wpinv_get_option('email_from_name', get_bloginfo('name', 'display')));
+    return wp_specialchars_decode(esc_html($from_name), ENT_QUOTES);
 }
 
-function wpinv_mail_admin_bcc_active( $mail_type = '' ) {
-    $active = apply_filters( 'wpinv_mail_admin_bcc_active', wpinv_get_option( 'email_' . $mail_type . '_admin_bcc' ) );
-    return ( $active ? true : false );
+function wpinv_mail_admin_bcc_active($mail_type = '') {
+    $active = apply_filters('wpinv_mail_admin_bcc_active', wpinv_get_option('email_' . $mail_type . '_admin_bcc'));
+    return ($active ? true : false);
 }
     
-function wpinv_mail_get_content_type(  $content_type = 'text/html', $email_type = 'html' ) {
-    $email_type = apply_filters( 'wpinv_mail_content_type', $email_type );
+function wpinv_mail_get_content_type($content_type = 'text/html', $email_type = 'html') {
+    $email_type = apply_filters('wpinv_mail_content_type', $email_type);
 
-    switch ( $email_type ) {
+    switch ($email_type) {
         case 'html' :
             $content_type = 'text/html';
             break;
@@ -183,11 +183,11 @@ 
  * @param array        $attachments Any files to attach to the email.
  * @param string|array $cc An email or array of extra emails to send a copy of the email to.
  */
-function wpinv_mail_send( $to, $subject, $message, $deprecated, $attachments = array(), $cc = array() ) {
+function wpinv_mail_send($to, $subject, $message, $deprecated, $attachments = array(), $cc = array()) {
 
     $mailer  = new GetPaid_Notification_Email_Sender();
-    $message = wpinv_email_style_body( $message );
-    $to      = array_merge( wpinv_parse_list( $to ), wpinv_parse_list( $cc ) );
+    $message = wpinv_email_style_body($message);
+    $to      = array_merge(wpinv_parse_list($to), wpinv_parse_list($cc));
 
 	return $mailer->send(
         $to,
@@ -204,7 +204,7 @@ 
  * @return array
  */
 function wpinv_get_emails() {
-    return apply_filters( 'wpinv_get_emails', wpinv_get_data( 'email-settings' ) );
+    return apply_filters('wpinv_get_emails', wpinv_get_data('email-settings'));
 }
 
 /**
@@ -213,172 +213,172 @@ 
  * @param array $settings
  * @return array
  */
-function wpinv_settings_emails( $settings = array() ) {
-    $settings = array_merge( $settings, wpinv_get_emails() );
-    return apply_filters( 'wpinv_settings_get_emails', $settings );
+function wpinv_settings_emails($settings = array()) {
+    $settings = array_merge($settings, wpinv_get_emails());
+    return apply_filters('wpinv_settings_get_emails', $settings);
 }
-add_filter( 'wpinv_settings_emails', 'wpinv_settings_emails', 10, 1 );
+add_filter('wpinv_settings_emails', 'wpinv_settings_emails', 10, 1);
 
 /**
  * Filter email section names.
  * 
  */
-function wpinv_settings_sections_emails( $settings ) {
-    foreach  ( wpinv_get_emails() as $key => $email) {
-        $settings[$key] = ! empty( $email['email_' . $key . '_header']['name'] ) ? strip_tags( $email['email_' . $key . '_header']['name'] ) : strip_tags( $key );
+function wpinv_settings_sections_emails($settings) {
+    foreach (wpinv_get_emails() as $key => $email) {
+        $settings[$key] = !empty($email['email_' . $key . '_header']['name']) ? strip_tags($email['email_' . $key . '_header']['name']) : strip_tags($key);
     }
 
     return $settings;    
 }
-add_filter( 'wpinv_settings_sections_emails', 'wpinv_settings_sections_emails', 10, 1 );
+add_filter('wpinv_settings_sections_emails', 'wpinv_settings_sections_emails', 10, 1);
 
-function wpinv_email_is_enabled( $email_type ) {
+function wpinv_email_is_enabled($email_type) {
     $emails = wpinv_get_emails();
-    $enabled = isset( $emails[$email_type] ) && wpinv_get_option( 'email_'. $email_type . '_active', 0 ) ? true : false;
+    $enabled = isset($emails[$email_type]) && wpinv_get_option('email_' . $email_type . '_active', 0) ? true : false;
 
-    return apply_filters( 'wpinv_email_is_enabled', $enabled, $email_type );
+    return apply_filters('wpinv_email_is_enabled', $enabled, $email_type);
 }
 
-function wpinv_email_get_recipient( $email_type = '', $invoice_id = 0, $invoice = array() ) {
-    switch ( $email_type ) {
+function wpinv_email_get_recipient($email_type = '', $invoice_id = 0, $invoice = array()) {
+    switch ($email_type) {
         case 'new_invoice':
         case 'cancelled_invoice':
         case 'failed_invoice':
             $recipient  = wpinv_get_admin_email();
         break;
         default:
-            $invoice    = !empty( $invoice ) && is_object( $invoice ) ? $invoice : ( $invoice_id > 0 ? wpinv_get_invoice( $invoice_id ) : NULL );
-            $recipient  = !empty( $invoice ) ? $invoice->get_email() : '';
+            $invoice    = !empty($invoice) && is_object($invoice) ? $invoice : ($invoice_id > 0 ? wpinv_get_invoice($invoice_id) : NULL);
+            $recipient  = !empty($invoice) ? $invoice->get_email() : '';
         break;
     }
 
-    return apply_filters( 'wpinv_email_recipient', $recipient, $email_type, $invoice_id, $invoice );
+    return apply_filters('wpinv_email_recipient', $recipient, $email_type, $invoice_id, $invoice);
 }
 
 /**
  * Returns invoice CC recipients
  */
-function wpinv_email_get_cc_recipients( $email_type = '', $invoice_id = 0, $invoice = array() ) {
-    switch ( $email_type ) {
+function wpinv_email_get_cc_recipients($email_type = '', $invoice_id = 0, $invoice = array()) {
+    switch ($email_type) {
         case 'new_invoice':
         case 'cancelled_invoice':
         case 'failed_invoice':
             return array();
         break;
         default:
-            $invoice    = !empty( $invoice ) && is_object( $invoice ) ? $invoice : ( $invoice_id > 0 ? wpinv_get_invoice( $invoice_id ) : NULL );
-            $recipient  = empty( $invoice ) ? '' : get_post_meta( $invoice->ID, 'wpinv_email_cc', true );
-            if ( empty( $recipient ) ) {
+            $invoice    = !empty($invoice) && is_object($invoice) ? $invoice : ($invoice_id > 0 ? wpinv_get_invoice($invoice_id) : NULL);
+            $recipient  = empty($invoice) ? '' : get_post_meta($invoice->ID, 'wpinv_email_cc', true);
+            if (empty($recipient)) {
                 return array();
             }
-            return  array_filter( array_map( 'trim', explode( ',', $recipient ) ) );
+            return  array_filter(array_map('trim', explode(',', $recipient)));
         break;
     }
 
 }
 
-function wpinv_email_get_subject( $email_type = '', $invoice_id = 0, $invoice = array() ) {
-    $subject    = wpinv_get_option( 'email_' . $email_type . '_subject' );
-    $subject    = __( $subject, 'invoicing' );
+function wpinv_email_get_subject($email_type = '', $invoice_id = 0, $invoice = array()) {
+    $subject    = wpinv_get_option('email_' . $email_type . '_subject');
+    $subject    = __($subject, 'invoicing');
 
-    $subject    = wpinv_email_format_text( $subject, $invoice );
+    $subject    = wpinv_email_format_text($subject, $invoice);
 
-    return apply_filters( 'wpinv_email_subject', $subject, $email_type, $invoice_id, $invoice );
+    return apply_filters('wpinv_email_subject', $subject, $email_type, $invoice_id, $invoice);
 }
 
-function wpinv_email_get_heading( $email_type = '', $invoice_id = 0, $invoice = array() ) {
-    $email_heading = wpinv_get_option( 'email_' . $email_type . '_heading' );
-    $email_heading = __( $email_heading, 'invoicing' );
+function wpinv_email_get_heading($email_type = '', $invoice_id = 0, $invoice = array()) {
+    $email_heading = wpinv_get_option('email_' . $email_type . '_heading');
+    $email_heading = __($email_heading, 'invoicing');
 
-    $email_heading = wpinv_email_format_text( $email_heading, $invoice );
+    $email_heading = wpinv_email_format_text($email_heading, $invoice);
 
-    return apply_filters( 'wpinv_email_heading', $email_heading, $email_type, $invoice_id, $invoice );
+    return apply_filters('wpinv_email_heading', $email_heading, $email_type, $invoice_id, $invoice);
 }
 
-function wpinv_email_get_content( $email_type = '', $invoice_id = 0, $invoice = array() ) {
-    $content    = wpinv_get_option( 'email_' . $email_type . '_body' );
-    $content    = __( $content, 'invoicing' );
+function wpinv_email_get_content($email_type = '', $invoice_id = 0, $invoice = array()) {
+    $content    = wpinv_get_option('email_' . $email_type . '_body');
+    $content    = __($content, 'invoicing');
 
-    $content    = wpinv_email_format_text( $content, $invoice );
+    $content    = wpinv_email_format_text($content, $invoice);
 
-    return apply_filters( 'wpinv_email_content', $content, $email_type, $invoice_id, $invoice );
+    return apply_filters('wpinv_email_content', $content, $email_type, $invoice_id, $invoice);
 }
 
-function wpinv_email_get_headers( $email_type = '', $invoice_id = 0, $invoice = array() ) {
+function wpinv_email_get_headers($email_type = '', $invoice_id = 0, $invoice = array()) {
     $from_name = wpinv_mail_get_from_address();
     $from_email = wpinv_mail_get_from_address();
     
-    $invoice    = !empty( $invoice ) && is_object( $invoice ) ? $invoice : ( $invoice_id > 0 ? wpinv_get_invoice( $invoice_id ) : NULL );
+    $invoice    = !empty($invoice) && is_object($invoice) ? $invoice : ($invoice_id > 0 ? wpinv_get_invoice($invoice_id) : NULL);
     
-    $headers    = "From: " . stripslashes_deep( html_entity_decode( $from_name, ENT_COMPAT, 'UTF-8' ) ) . " <$from_email>\r\n";
-    $headers    .= "Reply-To: ". $from_email . "\r\n";
+    $headers    = "From: " . stripslashes_deep(html_entity_decode($from_name, ENT_COMPAT, 'UTF-8')) . " <$from_email>\r\n";
+    $headers    .= "Reply-To: " . $from_email . "\r\n";
     $headers    .= "Content-Type: " . wpinv_mail_get_content_type() . "\r\n";
     
-    return apply_filters( 'wpinv_email_headers', $headers, $email_type, $invoice_id, $invoice );
+    return apply_filters('wpinv_email_headers', $headers, $email_type, $invoice_id, $invoice);
 }
 
-function wpinv_email_get_attachments( $email_type = '', $invoice_id = 0, $invoice = array() ) {
+function wpinv_email_get_attachments($email_type = '', $invoice_id = 0, $invoice = array()) {
     $attachments = array();
     
-    return apply_filters( 'wpinv_email_attachments', $attachments, $email_type, $invoice_id, $invoice );
+    return apply_filters('wpinv_email_attachments', $attachments, $email_type, $invoice_id, $invoice);
 }
 
 /**
  * Searches for and replaces certain placeholders in an email.
  */
-function wpinv_email_format_text( $content, $invoice ) {
+function wpinv_email_format_text($content, $invoice) {
 
     $replace_array = array(
         '{site_title}'      => wpinv_get_blogname(),
-        '{date}'            => getpaid_format_date( current_time( 'mysql' ) ),
+        '{date}'            => getpaid_format_date(current_time('mysql')),
     );
 
-    $invoice = new WPInv_Invoice( $invoice );
+    $invoice = new WPInv_Invoice($invoice);
 
-    if ( $invoice->get_id() ) {
+    if ($invoice->get_id()) {
 
         $replace_array = array_merge(
             $replace_array, 
             array(
-                '{name}'            => sanitize_text_field( $invoice->get_user_full_name() ),
-                '{full_name}'       => sanitize_text_field( $invoice->get_user_full_name() ),
-                '{first_name}'      => sanitize_text_field( $invoice->get_first_name() ),
-                '{last_name}'       => sanitize_text_field( $invoice->get_last_name() ),
-                '{email}'           => sanitize_email( $invoice->get_email() ),
-                '{invoice_number}'  => sanitize_text_field( $invoice->get_number() ),
-                '{invoice_total}'   => sanitize_text_field( wpinv_price( $invoice->get_total( true ), $invoice->get_currency() ) ),
-                '{invoice_link}'    => esc_url( $invoice->get_view_url() ),
-                '{invoice_pay_link}'=> esc_url( $invoice->get_checkout_payment_url() ),
-                '{invoice_date}'    => date( get_option( 'date_format' ), strtotime( $invoice->get_date_created(), current_time( 'timestamp' ) ) ),
-                '{invoice_due_date}'=> date( get_option( 'date_format' ), strtotime( $invoice->get_due_date(), current_time( 'timestamp' ) ) ),
-                '{invoice_quote}'   => sanitize_text_field( $invoice->get_invoice_quote_type() ),
-                '{invoice_label}'   => sanitize_text_field( ucfirst( $invoice->get_invoice_quote_type() ) ),
-                '{is_was}'          => strtotime( $invoice->get_due_date() ) < current_time( 'timestamp' ) ? __( 'was', 'invoicing' ) : __( 'is', 'invoicing' ),
+                '{name}'            => sanitize_text_field($invoice->get_user_full_name()),
+                '{full_name}'       => sanitize_text_field($invoice->get_user_full_name()),
+                '{first_name}'      => sanitize_text_field($invoice->get_first_name()),
+                '{last_name}'       => sanitize_text_field($invoice->get_last_name()),
+                '{email}'           => sanitize_email($invoice->get_email()),
+                '{invoice_number}'  => sanitize_text_field($invoice->get_number()),
+                '{invoice_total}'   => sanitize_text_field(wpinv_price($invoice->get_total(true), $invoice->get_currency())),
+                '{invoice_link}'    => esc_url($invoice->get_view_url()),
+                '{invoice_pay_link}'=> esc_url($invoice->get_checkout_payment_url()),
+                '{invoice_date}'    => date(get_option('date_format'), strtotime($invoice->get_date_created(), current_time('timestamp'))),
+                '{invoice_due_date}'=> date(get_option('date_format'), strtotime($invoice->get_due_date(), current_time('timestamp'))),
+                '{invoice_quote}'   => sanitize_text_field($invoice->get_invoice_quote_type()),
+                '{invoice_label}'   => sanitize_text_field(ucfirst($invoice->get_invoice_quote_type())),
+                '{is_was}'          => strtotime($invoice->get_due_date()) < current_time('timestamp') ? __('was', 'invoicing') : __('is', 'invoicing'),
             )
         );
 
     }
 
     // Let third party plugins filter the arra.
-    $replace_array = apply_filters( 'wpinv_email_format_text', $replace_array, $content, $invoice );
+    $replace_array = apply_filters('wpinv_email_format_text', $replace_array, $content, $invoice);
 
-    foreach ( $replace_array as $key => $value ) {
-        $content = str_replace( $key, $value, $content );
+    foreach ($replace_array as $key => $value) {
+        $content = str_replace($key, $value, $content);
     }
 
-    return apply_filters( 'wpinv_email_content_replace', $content );
+    return apply_filters('wpinv_email_content_replace', $content);
 }
 
 
-function wpinv_email_wrap_message( $message ) {
+function wpinv_email_wrap_message($message) {
     // Buffer
     ob_start();
 
-    do_action( 'wpinv_email_header' );
+    do_action('wpinv_email_header');
 
-    echo wpautop( wptexturize( $message ) );
+    echo wpautop(wptexturize($message));
 
-    do_action( 'wpinv_email_footer' );
+    do_action('wpinv_email_footer');
 
     // Get contents
     $message = ob_get_clean();
@@ -386,21 +386,21 @@ 
     return $message;
 }
 
-function wpinv_add_notes_to_invoice_email( $invoice, $email_type ) {
-    if ( !empty( $invoice ) && $email_type == 'user_invoice' && $invoice_notes = wpinv_get_invoice_notes( $invoice->get_id(), true ) ) {
-        $date_format = get_option( 'date_format' );
-        $time_format = get_option( 'time_format' );
+function wpinv_add_notes_to_invoice_email($invoice, $email_type) {
+    if (!empty($invoice) && $email_type == 'user_invoice' && $invoice_notes = wpinv_get_invoice_notes($invoice->get_id(), true)) {
+        $date_format = get_option('date_format');
+        $time_format = get_option('time_format');
         ?>
         <div id="wpinv-email-notes">
-            <h3 class="wpinv-notes-t"><?php echo apply_filters( 'wpinv_email_invoice_notes_title', __( 'Invoice Notes', 'invoicing' ) ); ?></h3>
+            <h3 class="wpinv-notes-t"><?php echo apply_filters('wpinv_email_invoice_notes_title', __('Invoice Notes', 'invoicing')); ?></h3>
             <ol class="wpinv-notes-lists">
         <?php
-        foreach ( $invoice_notes as $note ) {
-            $note_time = strtotime( $note->comment_date );
+        foreach ($invoice_notes as $note) {
+            $note_time = strtotime($note->comment_date);
             ?>
             <li class="comment wpinv-note">
-            <p class="wpinv-note-date meta"><?php printf( __( '%2$s at %3$s', 'invoicing' ), $note->comment_author, date_i18n( $date_format, $note_time ), date_i18n( $time_format, $note_time ), $note_time ); ?></p>
-            <div class="wpinv-note-desc description"><?php echo wpautop( wptexturize( $note->comment_content ) ); ?></div>
+            <p class="wpinv-note-date meta"><?php printf(__('%2$s at %3$s', 'invoicing'), $note->comment_author, date_i18n($date_format, $note_time), date_i18n($time_format, $note_time), $note_time); ?></p>
+            <div class="wpinv-note-desc description"><?php echo wpautop(wptexturize($note->comment_content)); ?></div>
             </li>
             <?php
         }
@@ -409,4 +409,4 @@ 
         <?php
     }
 }
-add_action( 'wpinv_email_billing_details', 'wpinv_add_notes_to_invoice_email', 10, 3 );
+add_action('wpinv_email_billing_details', 'wpinv_add_notes_to_invoice_email', 10, 3);

includes/wpinv-general-functions.php

Braces +12 added lines, -8 removed lines

@@ -87,8 +87,9 @@ 
     
     if ( !empty( $args ) ) {
         // Check for backward compatibility
-        if ( is_string( $args ) )
-            $args = str_replace( '?', '', $args );
+        if ( is_string( $args ) ) {
+                    $args = str_replace( '?', '', $args );
+        }
 
         $args = wp_parse_args( $args );
 
@@ -108,8 +109,9 @@ 
 
 	if ( !empty( $args ) ) {
 		// Check for backward compatibility
-		if ( is_string( $args ) )
-			$args = str_replace( '?', '', $args );
+		if ( is_string( $args ) ) {
+					$args = str_replace( '?', '', $args );
+		}
 
 		$args = wp_parse_args( $args );
 
@@ -131,8 +133,9 @@ 
 	$success_page = wpinv_get_option( 'success_page', 0 );
 	$success_page = get_permalink( $success_page );
 
-	if ( $query_string )
-		$success_page .= $query_string;
+	if ( $query_string ) {
+			$success_page .= $query_string;
+	}
 
 	return apply_filters( 'wpinv_success_page_url', $success_page );
 }
@@ -141,8 +144,9 @@ 
 	$uri = wpinv_get_option( 'failure_page', '' );
 	$uri = ! empty( $uri ) ? trailingslashit( get_permalink( $uri ) ) : home_url();
 
-	if ( $extras )
-		$uri .= $extras;
+	if ( $extras ) {
+			$uri .= $extras;
+	}
 
 	return apply_filters( 'wpinv_get_failed_transaction_uri', $uri );
 }

Indentation +73 added lines, -73 removed lines

@@ -31,16 +31,16 @@ 
 }
 
 function wpinv_can_checkout() {
-	$can_checkout = true; // Always true for now
+    $can_checkout = true; // Always true for now
 
-	return (bool) apply_filters( 'wpinv_can_checkout', $can_checkout );
+    return (bool) apply_filters( 'wpinv_can_checkout', $can_checkout );
 }
 
 function wpinv_get_success_page_uri() {
-	$page_id = wpinv_get_option( 'success_page', 0 );
-	$page_id = absint( $page_id );
+    $page_id = wpinv_get_option( 'success_page', 0 );
+    $page_id = absint( $page_id );
 
-	return apply_filters( 'wpinv_get_success_page_uri', get_permalink( $page_id ) );
+    return apply_filters( 'wpinv_get_success_page_uri', get_permalink( $page_id ) );
 }
 
 /**
@@ -51,22 +51,22 @@ 
  */
 function wpinv_get_history_page_uri( $post_type = 'wpi_invoice' ) {
     $post_type = sanitize_key( str_replace( 'wpi_', '', $post_type ) );
-	$page_id   = wpinv_get_option( "{$post_type}_history_page", 0 );
-	$page_id   = absint( $page_id );
-	return apply_filters( 'wpinv_get_history_page_uri', get_permalink( $page_id ), $post_type );
+    $page_id   = wpinv_get_option( "{$post_type}_history_page", 0 );
+    $page_id   = absint( $page_id );
+    return apply_filters( 'wpinv_get_history_page_uri', get_permalink( $page_id ), $post_type );
 }
 
 function wpinv_is_success_page() {
-	$is_success_page = wpinv_get_option( 'success_page', false );
-	$is_success_page = ! empty( $is_success_page ) ? is_page( $is_success_page ) : false;
+    $is_success_page = wpinv_get_option( 'success_page', false );
+    $is_success_page = ! empty( $is_success_page ) ? is_page( $is_success_page ) : false;
 
-	return apply_filters( 'wpinv_is_success_page', $is_success_page );
+    return apply_filters( 'wpinv_is_success_page', $is_success_page );
 }
 
 function wpinv_is_invoice_history_page() {
-	$ret = wpinv_get_option( 'invoice_history_page', false );
-	$ret = $ret ? is_page( $ret ) : false;
-	return apply_filters( 'wpinv_is_invoice_history_page', $ret );
+    $ret = wpinv_get_option( 'invoice_history_page', false );
+    $ret = $ret ? is_page( $ret ) : false;
+    return apply_filters( 'wpinv_is_invoice_history_page', $ret );
 }
 
 function wpinv_is_subscriptions_history_page() {
@@ -89,7 +89,7 @@ 
 }
 
 function wpinv_send_to_failed_page( $args = null ) {
-	$redirect = wpinv_get_failed_transaction_uri();
+    $redirect = wpinv_get_failed_transaction_uri();
     
     if ( !empty( $args ) ) {
         // Check for backward compatibility
@@ -109,55 +109,55 @@ 
 }
 
 function wpinv_get_checkout_uri( $args = array() ) {
-	$uri = wpinv_get_option( 'checkout_page', false );
-	$uri = isset( $uri ) ? get_permalink( $uri ) : NULL;
+    $uri = wpinv_get_option( 'checkout_page', false );
+    $uri = isset( $uri ) ? get_permalink( $uri ) : NULL;
 
-	if ( !empty( $args ) ) {
-		// Check for backward compatibility
-		if ( is_string( $args ) )
-			$args = str_replace( '?', '', $args );
+    if ( !empty( $args ) ) {
+        // Check for backward compatibility
+        if ( is_string( $args ) )
+            $args = str_replace( '?', '', $args );
 
-		$args = wp_parse_args( $args );
+        $args = wp_parse_args( $args );
 
-		$uri = add_query_arg( $args, $uri );
-	}
+        $uri = add_query_arg( $args, $uri );
+    }
 
-	$scheme = defined( 'FORCE_SSL_ADMIN' ) && FORCE_SSL_ADMIN ? 'https' : 'admin';
+    $scheme = defined( 'FORCE_SSL_ADMIN' ) && FORCE_SSL_ADMIN ? 'https' : 'admin';
 
-	$ajax_url = admin_url( 'admin-ajax.php', $scheme );
+    $ajax_url = admin_url( 'admin-ajax.php', $scheme );
 
-	if ( ( ! preg_match( '/^https/', $uri ) && preg_match( '/^https/', $ajax_url ) ) || wpinv_is_ssl_enforced() ) {
-		$uri = preg_replace( '/^http:/', 'https:', $uri );
-	}
+    if ( ( ! preg_match( '/^https/', $uri ) && preg_match( '/^https/', $ajax_url ) ) || wpinv_is_ssl_enforced() ) {
+        $uri = preg_replace( '/^http:/', 'https:', $uri );
+    }
 
-	return apply_filters( 'wpinv_get_checkout_uri', $uri );
+    return apply_filters( 'wpinv_get_checkout_uri', $uri );
 }
 
 function wpinv_get_success_page_url( $query_string = null ) {
-	$success_page = wpinv_get_option( 'success_page', 0 );
-	$success_page = get_permalink( $success_page );
+    $success_page = wpinv_get_option( 'success_page', 0 );
+    $success_page = get_permalink( $success_page );
 
-	if ( $query_string )
-		$success_page .= $query_string;
+    if ( $query_string )
+        $success_page .= $query_string;
 
-	return apply_filters( 'wpinv_success_page_url', $success_page );
+    return apply_filters( 'wpinv_success_page_url', $success_page );
 }
 
 function wpinv_get_failed_transaction_uri( $extras = false ) {
-	$uri = wpinv_get_option( 'failure_page', '' );
-	$uri = ! empty( $uri ) ? trailingslashit( get_permalink( $uri ) ) : home_url();
+    $uri = wpinv_get_option( 'failure_page', '' );
+    $uri = ! empty( $uri ) ? trailingslashit( get_permalink( $uri ) ) : home_url();
 
-	if ( $extras )
-		$uri .= $extras;
+    if ( $extras )
+        $uri .= $extras;
 
-	return apply_filters( 'wpinv_get_failed_transaction_uri', $uri );
+    return apply_filters( 'wpinv_get_failed_transaction_uri', $uri );
 }
 
 function wpinv_is_failed_transaction_page() {
-	$ret = wpinv_get_option( 'failure_page', false );
-	$ret = isset( $ret ) ? is_page( $ret ) : false;
+    $ret = wpinv_get_option( 'failure_page', false );
+    $ret = isset( $ret ) ? is_page( $ret ) : false;
 
-	return apply_filters( 'wpinv_is_failure_page', $ret );
+    return apply_filters( 'wpinv_is_failure_page', $ret );
 }
 
 function wpinv_transaction_query( $type = 'start' ) {
@@ -232,36 +232,36 @@ 
     $require_billing_details = apply_filters( 'wpinv_checkout_required_billing_details', wpinv_use_taxes() );
     
     if ( $require_billing_details ) {
-		if ( (bool)wpinv_get_option( 'fname_mandatory' ) ) {
-			$required_fields['first_name'] = array(
-				'error_id' => 'invalid_first_name',
-				'error_message' => __( 'Please enter your first name', 'invoicing' )
-			);
-		}
-		if ( (bool)wpinv_get_option( 'address_mandatory' ) ) {
-			$required_fields['address'] = array(
-				'error_id' => 'invalid_address',
-				'error_message' => __( 'Please enter your address', 'invoicing' )
-			);
-		}
-		if ( (bool)wpinv_get_option( 'city_mandatory' ) ) {
-			$required_fields['city'] = array(
-				'error_id' => 'invalid_city',
-				'error_message' => __( 'Please enter your billing city', 'invoicing' )
-			);
-		}
-		if ( (bool)wpinv_get_option( 'state_mandatory' ) ) {
-			$required_fields['state'] = array(
-				'error_id' => 'invalid_state',
-				'error_message' => __( 'Please enter billing state / province', 'invoicing' )
-			);
-		}
-		if ( (bool)wpinv_get_option( 'country_mandatory' ) ) {
-			$required_fields['country'] = array(
-				'error_id' => 'invalid_country',
-				'error_message' => __( 'Please select your billing country', 'invoicing' )
-			);
-		}
+        if ( (bool)wpinv_get_option( 'fname_mandatory' ) ) {
+            $required_fields['first_name'] = array(
+                'error_id' => 'invalid_first_name',
+                'error_message' => __( 'Please enter your first name', 'invoicing' )
+            );
+        }
+        if ( (bool)wpinv_get_option( 'address_mandatory' ) ) {
+            $required_fields['address'] = array(
+                'error_id' => 'invalid_address',
+                'error_message' => __( 'Please enter your address', 'invoicing' )
+            );
+        }
+        if ( (bool)wpinv_get_option( 'city_mandatory' ) ) {
+            $required_fields['city'] = array(
+                'error_id' => 'invalid_city',
+                'error_message' => __( 'Please enter your billing city', 'invoicing' )
+            );
+        }
+        if ( (bool)wpinv_get_option( 'state_mandatory' ) ) {
+            $required_fields['state'] = array(
+                'error_id' => 'invalid_state',
+                'error_message' => __( 'Please enter billing state / province', 'invoicing' )
+            );
+        }
+        if ( (bool)wpinv_get_option( 'country_mandatory' ) ) {
+            $required_fields['country'] = array(
+                'error_id' => 'invalid_country',
+                'error_message' => __( 'Please select your billing country', 'invoicing' )
+            );
+        }
     }
 
     return apply_filters( 'wpinv_checkout_required_fields', $required_fields );

Spacing +141 added lines, -141 removed lines

@@ -7,40 +7,40 @@ 
  */
  
 // MUST have WordPress.
-if ( !defined( 'WPINC' ) ) {
-    exit( 'Do NOT access this file directly: ' . basename( __FILE__ ) );
+if (!defined('WPINC')) {
+    exit('Do NOT access this file directly: ' . basename(__FILE__));
 }
 
 function wpinv_is_checkout() {
     global $wp_query;
 
-    $is_object_set    = isset( $wp_query->queried_object );
-    $is_object_id_set = isset( $wp_query->queried_object_id );
-    $checkout_page    = wpinv_get_option( 'checkout_page' );
-    $is_checkout      = ! empty( $checkout_page ) && is_page( $checkout_page );
+    $is_object_set    = isset($wp_query->queried_object);
+    $is_object_id_set = isset($wp_query->queried_object_id);
+    $checkout_page    = wpinv_get_option('checkout_page');
+    $is_checkout      = !empty($checkout_page) && is_page($checkout_page);
 
-    if ( !$is_object_set ) {
-        unset( $wp_query->queried_object );
+    if (!$is_object_set) {
+        unset($wp_query->queried_object);
     }
 
-    if ( !$is_object_id_set ) {
-        unset( $wp_query->queried_object_id );
+    if (!$is_object_id_set) {
+        unset($wp_query->queried_object_id);
     }
 
-    return apply_filters( 'wpinv_is_checkout', $is_checkout );
+    return apply_filters('wpinv_is_checkout', $is_checkout);
 }
 
 function wpinv_can_checkout() {
 	$can_checkout = true; // Always true for now
 
-	return (bool) apply_filters( 'wpinv_can_checkout', $can_checkout );
+	return (bool) apply_filters('wpinv_can_checkout', $can_checkout);
 }
 
 function wpinv_get_success_page_uri() {
-	$page_id = wpinv_get_option( 'success_page', 0 );
-	$page_id = absint( $page_id );
+	$page_id = wpinv_get_option('success_page', 0);
+	$page_id = absint($page_id);
 
-	return apply_filters( 'wpinv_get_success_page_uri', get_permalink( $page_id ) );
+	return apply_filters('wpinv_get_success_page_uri', get_permalink($page_id));
 }
 
 /**
@@ -49,139 +49,139 @@ 
  * @param string $post_type The post type or invoice type.
  * @return string The history page URL.
  */
-function wpinv_get_history_page_uri( $post_type = 'wpi_invoice' ) {
-    $post_type = sanitize_key( str_replace( 'wpi_', '', $post_type ) );
-	$page_id   = wpinv_get_option( "{$post_type}_history_page", 0 );
-	$page_id   = absint( $page_id );
-	return apply_filters( 'wpinv_get_history_page_uri', get_permalink( $page_id ), $post_type );
+function wpinv_get_history_page_uri($post_type = 'wpi_invoice') {
+    $post_type = sanitize_key(str_replace('wpi_', '', $post_type));
+	$page_id   = wpinv_get_option("{$post_type}_history_page", 0);
+	$page_id   = absint($page_id);
+	return apply_filters('wpinv_get_history_page_uri', get_permalink($page_id), $post_type);
 }
 
 function wpinv_is_success_page() {
-	$is_success_page = wpinv_get_option( 'success_page', false );
-	$is_success_page = ! empty( $is_success_page ) ? is_page( $is_success_page ) : false;
+	$is_success_page = wpinv_get_option('success_page', false);
+	$is_success_page = !empty($is_success_page) ? is_page($is_success_page) : false;
 
-	return apply_filters( 'wpinv_is_success_page', $is_success_page );
+	return apply_filters('wpinv_is_success_page', $is_success_page);
 }
 
 function wpinv_is_invoice_history_page() {
-	$ret = wpinv_get_option( 'invoice_history_page', false );
-	$ret = $ret ? is_page( $ret ) : false;
-	return apply_filters( 'wpinv_is_invoice_history_page', $ret );
+	$ret = wpinv_get_option('invoice_history_page', false);
+	$ret = $ret ? is_page($ret) : false;
+	return apply_filters('wpinv_is_invoice_history_page', $ret);
 }
 
 function wpinv_is_subscriptions_history_page() {
-    $ret = wpinv_get_option( 'invoice_subscription_page', false );
-    $ret = $ret ? is_page( $ret ) : false;
-    return apply_filters( 'wpinv_is_subscriptions_history_page', $ret );
+    $ret = wpinv_get_option('invoice_subscription_page', false);
+    $ret = $ret ? is_page($ret) : false;
+    return apply_filters('wpinv_is_subscriptions_history_page', $ret);
 }
 
 /**
  * Redirects a user the success page.
  */
-function wpinv_send_to_success_page( $args = array() ) {
+function wpinv_send_to_success_page($args = array()) {
 
     $redirect = add_query_arg(
-        wp_parse_args( $args ),
+        wp_parse_args($args),
         wpinv_get_success_page_uri()
     );
 
-    $redirect = apply_filters( 'wpinv_send_to_success_page_url', $redirect, $args );
+    $redirect = apply_filters('wpinv_send_to_success_page_url', $redirect, $args);
 
-    wp_redirect( $redirect );
+    wp_redirect($redirect);
     exit;
 }
 
-function wpinv_send_to_failed_page( $args = null ) {
+function wpinv_send_to_failed_page($args = null) {
 	$redirect = wpinv_get_failed_transaction_uri();
     
-    if ( !empty( $args ) ) {
+    if (!empty($args)) {
         // Check for backward compatibility
-        if ( is_string( $args ) )
-            $args = str_replace( '?', '', $args );
+        if (is_string($args))
+            $args = str_replace('?', '', $args);
 
-        $args = wp_parse_args( $args );
+        $args = wp_parse_args($args);
 
-        $redirect = add_query_arg( $args, $redirect );
+        $redirect = add_query_arg($args, $redirect);
     }
 
-    $gateway = isset( $_REQUEST['wpi-gateway'] ) ? $_REQUEST['wpi-gateway'] : '';
+    $gateway = isset($_REQUEST['wpi-gateway']) ? $_REQUEST['wpi-gateway'] : '';
     
-    $redirect = apply_filters( 'wpinv_failed_page_redirect', $redirect, $gateway, $args );
-    wp_redirect( $redirect );
+    $redirect = apply_filters('wpinv_failed_page_redirect', $redirect, $gateway, $args);
+    wp_redirect($redirect);
     exit;
 }
 
-function wpinv_get_checkout_uri( $args = array() ) {
-	$uri = wpinv_get_option( 'checkout_page', false );
-	$uri = isset( $uri ) ? get_permalink( $uri ) : NULL;
+function wpinv_get_checkout_uri($args = array()) {
+	$uri = wpinv_get_option('checkout_page', false);
+	$uri = isset($uri) ? get_permalink($uri) : NULL;
 
-	if ( !empty( $args ) ) {
+	if (!empty($args)) {
 		// Check for backward compatibility
-		if ( is_string( $args ) )
-			$args = str_replace( '?', '', $args );
+		if (is_string($args))
+			$args = str_replace('?', '', $args);
 
-		$args = wp_parse_args( $args );
+		$args = wp_parse_args($args);
 
-		$uri = add_query_arg( $args, $uri );
+		$uri = add_query_arg($args, $uri);
 	}
 
-	$scheme = defined( 'FORCE_SSL_ADMIN' ) && FORCE_SSL_ADMIN ? 'https' : 'admin';
+	$scheme = defined('FORCE_SSL_ADMIN') && FORCE_SSL_ADMIN ? 'https' : 'admin';
 
-	$ajax_url = admin_url( 'admin-ajax.php', $scheme );
+	$ajax_url = admin_url('admin-ajax.php', $scheme);
 
-	if ( ( ! preg_match( '/^https/', $uri ) && preg_match( '/^https/', $ajax_url ) ) || wpinv_is_ssl_enforced() ) {
-		$uri = preg_replace( '/^http:/', 'https:', $uri );
+	if ((!preg_match('/^https/', $uri) && preg_match('/^https/', $ajax_url)) || wpinv_is_ssl_enforced()) {
+		$uri = preg_replace('/^http:/', 'https:', $uri);
 	}
 
-	return apply_filters( 'wpinv_get_checkout_uri', $uri );
+	return apply_filters('wpinv_get_checkout_uri', $uri);
 }
 
-function wpinv_get_success_page_url( $query_string = null ) {
-	$success_page = wpinv_get_option( 'success_page', 0 );
-	$success_page = get_permalink( $success_page );
+function wpinv_get_success_page_url($query_string = null) {
+	$success_page = wpinv_get_option('success_page', 0);
+	$success_page = get_permalink($success_page);
 
-	if ( $query_string )
+	if ($query_string)
 		$success_page .= $query_string;
 
-	return apply_filters( 'wpinv_success_page_url', $success_page );
+	return apply_filters('wpinv_success_page_url', $success_page);
 }
 
-function wpinv_get_failed_transaction_uri( $extras = false ) {
-	$uri = wpinv_get_option( 'failure_page', '' );
-	$uri = ! empty( $uri ) ? trailingslashit( get_permalink( $uri ) ) : home_url();
+function wpinv_get_failed_transaction_uri($extras = false) {
+	$uri = wpinv_get_option('failure_page', '');
+	$uri = !empty($uri) ? trailingslashit(get_permalink($uri)) : home_url();
 
-	if ( $extras )
+	if ($extras)
 		$uri .= $extras;
 
-	return apply_filters( 'wpinv_get_failed_transaction_uri', $uri );
+	return apply_filters('wpinv_get_failed_transaction_uri', $uri);
 }
 
 function wpinv_is_failed_transaction_page() {
-	$ret = wpinv_get_option( 'failure_page', false );
-	$ret = isset( $ret ) ? is_page( $ret ) : false;
+	$ret = wpinv_get_option('failure_page', false);
+	$ret = isset($ret) ? is_page($ret) : false;
 
-	return apply_filters( 'wpinv_is_failure_page', $ret );
+	return apply_filters('wpinv_is_failure_page', $ret);
 }
 
-function wpinv_transaction_query( $type = 'start' ) {
+function wpinv_transaction_query($type = 'start') {
     global $wpdb;
 
     $wpdb->hide_errors();
 
-    if ( ! defined( 'WPINV_USE_TRANSACTIONS' ) ) {
-        define( 'WPINV_USE_TRANSACTIONS', true );
+    if (!defined('WPINV_USE_TRANSACTIONS')) {
+        define('WPINV_USE_TRANSACTIONS', true);
     }
 
-    if ( WPINV_USE_TRANSACTIONS ) {
-        switch ( $type ) {
+    if (WPINV_USE_TRANSACTIONS) {
+        switch ($type) {
             case 'commit' :
-                $wpdb->query( 'COMMIT' );
+                $wpdb->query('COMMIT');
                 break;
             case 'rollback' :
-                $wpdb->query( 'ROLLBACK' );
+                $wpdb->query('ROLLBACK');
                 break;
             default :
-                $wpdb->query( 'START TRANSACTION' );
+                $wpdb->query('START TRANSACTION');
             break;
         }
     }
@@ -190,146 +190,146 @@ 
 function wpinv_get_prefix() {
     $invoice_prefix = 'INV-';
     
-    return apply_filters( 'wpinv_get_prefix', $invoice_prefix );
+    return apply_filters('wpinv_get_prefix', $invoice_prefix);
 }
 
 function wpinv_get_business_logo() {
-    $business_logo = wpinv_get_option( 'logo' );
-    return apply_filters( 'wpinv_get_business_logo', $business_logo );
+    $business_logo = wpinv_get_option('logo');
+    return apply_filters('wpinv_get_business_logo', $business_logo);
 }
 
 function wpinv_get_business_name() {
-    $name = wpinv_get_option( 'store_name', wpinv_get_blogname() );
+    $name = wpinv_get_option('store_name', wpinv_get_blogname());
 
-    if ( empty( $name ) ) {
+    if (empty($name)) {
         $name = wpinv_get_blogname();
     }
 
-    return apply_filters( 'wpinv_get_business_name', $name );
+    return apply_filters('wpinv_get_business_name', $name);
 }
 
 function wpinv_get_blogname() {
-    return wp_specialchars_decode( get_option( 'blogname' ), ENT_QUOTES );
+    return wp_specialchars_decode(get_option('blogname'), ENT_QUOTES);
 }
 
 function wpinv_get_admin_email() {
-    $admin_email = wpinv_get_option( 'admin_email', get_option( 'admin_email' ) );
-    return apply_filters( 'wpinv_admin_email', $admin_email );
+    $admin_email = wpinv_get_option('admin_email', get_option('admin_email'));
+    return apply_filters('wpinv_admin_email', $admin_email);
 }
 
 function wpinv_get_business_website() {
-    $business_website = home_url( '/' );
-    return apply_filters( 'wpinv_get_business_website', $business_website );
+    $business_website = home_url('/');
+    return apply_filters('wpinv_get_business_website', $business_website);
 }
 
-function wpinv_get_terms_text( $invoice_id = 0 ) {
+function wpinv_get_terms_text($invoice_id = 0) {
     $terms_text = '';
-    return apply_filters( 'wpinv_get_terms_text', $terms_text, $invoice_id );
+    return apply_filters('wpinv_get_terms_text', $terms_text, $invoice_id);
 }
 
 function wpinv_get_business_footer() {
-    $site_link = '<a target="_blank" href="' . esc_url( wpinv_get_business_website() ) . '">' . esc_html( wpinv_get_business_name() ) . '</a>';
-    $business_footer = wp_sprintf( __( 'Thanks for using %s', 'invoicing' ), $site_link );
-    return apply_filters( 'wpinv_get_business_footer', $business_footer );
+    $site_link = '<a target="_blank" href="' . esc_url(wpinv_get_business_website()) . '">' . esc_html(wpinv_get_business_name()) . '</a>';
+    $business_footer = wp_sprintf(__('Thanks for using %s', 'invoicing'), $site_link);
+    return apply_filters('wpinv_get_business_footer', $business_footer);
 }
 
 function wpinv_checkout_required_fields() {
     $required_fields = array();
     
     // Let payment gateways and other extensions determine if address fields should be required
-    $require_billing_details = apply_filters( 'wpinv_checkout_required_billing_details', wpinv_use_taxes() );
+    $require_billing_details = apply_filters('wpinv_checkout_required_billing_details', wpinv_use_taxes());
     
-    if ( $require_billing_details ) {
-		if ( (bool)wpinv_get_option( 'fname_mandatory' ) ) {
+    if ($require_billing_details) {
+		if ((bool) wpinv_get_option('fname_mandatory')) {
 			$required_fields['first_name'] = array(
 				'error_id' => 'invalid_first_name',
-				'error_message' => __( 'Please enter your first name', 'invoicing' )
+				'error_message' => __('Please enter your first name', 'invoicing')
 			);
 		}
-		if ( (bool)wpinv_get_option( 'address_mandatory' ) ) {
+		if ((bool) wpinv_get_option('address_mandatory')) {
 			$required_fields['address'] = array(
 				'error_id' => 'invalid_address',
-				'error_message' => __( 'Please enter your address', 'invoicing' )
+				'error_message' => __('Please enter your address', 'invoicing')
 			);
 		}
-		if ( (bool)wpinv_get_option( 'city_mandatory' ) ) {
+		if ((bool) wpinv_get_option('city_mandatory')) {
 			$required_fields['city'] = array(
 				'error_id' => 'invalid_city',
-				'error_message' => __( 'Please enter your billing city', 'invoicing' )
+				'error_message' => __('Please enter your billing city', 'invoicing')
 			);
 		}
-		if ( (bool)wpinv_get_option( 'state_mandatory' ) ) {
+		if ((bool) wpinv_get_option('state_mandatory')) {
 			$required_fields['state'] = array(
 				'error_id' => 'invalid_state',
-				'error_message' => __( 'Please enter billing state / province', 'invoicing' )
+				'error_message' => __('Please enter billing state / province', 'invoicing')
 			);
 		}
-		if ( (bool)wpinv_get_option( 'country_mandatory' ) ) {
+		if ((bool) wpinv_get_option('country_mandatory')) {
 			$required_fields['country'] = array(
 				'error_id' => 'invalid_country',
-				'error_message' => __( 'Please select your billing country', 'invoicing' )
+				'error_message' => __('Please select your billing country', 'invoicing')
 			);
 		}
     }
 
-    return apply_filters( 'wpinv_checkout_required_fields', $required_fields );
+    return apply_filters('wpinv_checkout_required_fields', $required_fields);
 }
 
 function wpinv_is_ssl_enforced() {
-    $ssl_enforced = wpinv_get_option( 'enforce_ssl', false );
-    return (bool) apply_filters( 'wpinv_is_ssl_enforced', $ssl_enforced );
+    $ssl_enforced = wpinv_get_option('enforce_ssl', false);
+    return (bool) apply_filters('wpinv_is_ssl_enforced', $ssl_enforced);
 }
 
 function wpinv_schedule_event_twicedaily() {
     wpinv_email_payment_reminders();
 }
-add_action( 'wpinv_register_schedule_event_daily', 'wpinv_schedule_event_twicedaily' );
+add_action('wpinv_register_schedule_event_daily', 'wpinv_schedule_event_twicedaily');
 
 function wpinv_require_login_to_checkout() {
-    $return = wpinv_get_option( 'login_to_checkout', false );
-    return (bool) apply_filters( 'wpinv_require_login_to_checkout', $return );
+    $return = wpinv_get_option('login_to_checkout', false);
+    return (bool) apply_filters('wpinv_require_login_to_checkout', $return);
 }
 
-function wpinv_sequential_number_active( $type = '' ) {
-    $check = apply_filters( 'wpinv_pre_check_sequential_number_active', null, $type );
-    if ( null !== $check ) {
+function wpinv_sequential_number_active($type = '') {
+    $check = apply_filters('wpinv_pre_check_sequential_number_active', null, $type);
+    if (null !== $check) {
         return $check;
     }
     
-    return wpinv_get_option( 'sequential_invoice_number' );
+    return wpinv_get_option('sequential_invoice_number');
 }
 
-function wpinv_switch_to_locale( $locale = NULL ) {
+function wpinv_switch_to_locale($locale = NULL) {
     global $invoicing, $wpi_switch_locale;
 
-    if ( ! empty( $invoicing ) && function_exists( 'switch_to_locale' ) ) {
-        $locale = empty( $locale ) ? get_locale() : $locale;
+    if (!empty($invoicing) && function_exists('switch_to_locale')) {
+        $locale = empty($locale) ? get_locale() : $locale;
 
-        switch_to_locale( $locale );
+        switch_to_locale($locale);
 
         $wpi_switch_locale = $locale;
 
-        add_filter( 'plugin_locale', 'get_locale' );
+        add_filter('plugin_locale', 'get_locale');
 
         $invoicing->load_textdomain();
 
-        do_action( 'wpinv_switch_to_locale', $locale );
+        do_action('wpinv_switch_to_locale', $locale);
     }
 }
 
 function wpinv_restore_locale() {
     global $invoicing, $wpi_switch_locale;
     
-    if ( ! empty( $invoicing ) && function_exists( 'restore_previous_locale' ) && $wpi_switch_locale ) {
+    if (!empty($invoicing) && function_exists('restore_previous_locale') && $wpi_switch_locale) {
         restore_previous_locale();
 
         $wpi_switch_locale = NULL;
 
-        remove_filter( 'plugin_locale', 'get_locale' );
+        remove_filter('plugin_locale', 'get_locale');
 
         $invoicing->load_textdomain();
 
-        do_action( 'wpinv_restore_locale' );
+        do_action('wpinv_restore_locale');
     }
 }
 
@@ -337,26 +337,26 @@ 
  * Returns the default form's id.
  */
 function wpinv_get_default_payment_form() {
-    $form = get_option( 'wpinv_default_payment_form' );
+    $form = get_option('wpinv_default_payment_form');
 
-    if ( empty( $form ) || 'publish' != get_post_status( $form ) ) {
+    if (empty($form) || 'publish' != get_post_status($form)) {
         $form = wp_insert_post(
             array(
                 'post_type'   => 'wpi_payment_form',
-                'post_title'  => __( 'Checkout (default)', 'invoicing' ),
+                'post_title'  => __('Checkout (default)', 'invoicing'),
                 'post_status' => 'publish',
                 'meta_input'  => array(
-                    'wpinv_form_elements' => wpinv_get_data( 'default-payment-form' ),
+                    'wpinv_form_elements' => wpinv_get_data('default-payment-form'),
                     'wpinv_form_items'    => array(),
                 )
             )
         );
 
-        update_option( 'wpinv_default_payment_form', $form );
+        update_option('wpinv_default_payment_form', $form);
     }
 
     // WPML support.
-    $form = apply_filters( 'wpml_object_id', $form, 'wpi_payment_form', TRUE  );
+    $form = apply_filters('wpml_object_id', $form, 'wpi_payment_form', TRUE);
     return $form;
 }
 
@@ -365,19 +365,19 @@ 
  * 
  * @param int $payment_form
  */
-function getpaid_get_payment_form_elements( $payment_form ) {
+function getpaid_get_payment_form_elements($payment_form) {
 
-    if ( empty( $payment_form ) ) {
-        return wpinv_get_data( 'sample-payment-form' );
+    if (empty($payment_form)) {
+        return wpinv_get_data('sample-payment-form');
     }
 
-    $form_elements = get_post_meta( $payment_form, 'wpinv_form_elements', true );
+    $form_elements = get_post_meta($payment_form, 'wpinv_form_elements', true);
 
-    if ( is_array( $form_elements ) ) {
+    if (is_array($form_elements)) {
         return $form_elements;
     }
 
-    return wpinv_get_data( 'sample-payment-form' );
+    return wpinv_get_data('sample-payment-form');
 
 }
 
@@ -386,21 +386,21 @@ 
  * 
  * @param int $payment_form
  */
-function gepaid_get_form_items( $id ) {
-    $form = new GetPaid_Payment_Form( $id );
+function gepaid_get_form_items($id) {
+    $form = new GetPaid_Payment_Form($id);
 
     // Is this a default form?
-    if ( $form->is_default() ) {
+    if ($form->is_default()) {
         return array();
     }
 
-    return $form->get_items( 'view', 'arrays' );
+    return $form->get_items('view', 'arrays');
 }
 
 /**
  * Trims each line in a paragraph.
  * 
  */
-function gepaid_trim_lines( $content ) {
-    return implode( "\n", array_map( 'trim', explode( "\n", $content ) ) );
+function gepaid_trim_lines($content) {
+    return implode("\n", array_map('trim', explode("\n", $content)));
 }