Ghost/ghost/api-framework/lib/frame.js
Hannah Wolfe 0695f74a65 Fixed some type issues with the api framework
- fixes a bunch of red squiggly lines due to type issues
- this in turn makes it slightly easier to read the API pipeline code
2022-08-23 14:49:29 +01:00

101 lines
3.6 KiB
JavaScript

const debug = require('@tryghost/debug')('frame');
const _ = require('lodash');
/**
* @description The "frame" holds all information of a request.
*
* Each party can modify the frame by reference.
* A request hits a lot of stages in the API implementation and that's why modification by reference was the
* easiest to use. We always have access to the original input, we never loose track of it.
*/
class Frame {
constructor(obj = {}) {
this.original = obj;
/**
* options: Query params, url params, context and custom options
* data: Body or if the ctrl wants query/url params inside body
* user: Logged in user
* file: Uploaded file
* files: Uploaded files
* apiType: Content or admin api access
* docName: The endpoint name, e.g. "posts"
* method: The method name, e.g. "browse"
*/
this.options = {};
this.data = {};
this.user = {};
this.file = {};
this.files = [];
this.apiType = null;
this.docName = null;
this.method = null;
this.response = null;
}
/**
* @description Configure the frame.
*
* If you instantiate a new frame, all the data you pass in, land in `this.original`. This is helpful
* for debugging to see what the original input was.
*
* This function will prepare the incoming data for further processing.
* Based on the API ctrl implemented, this fn will pick allowed properties to either options or data.
*/
configure(apiConfig) {
debug('configure');
if (apiConfig.options) {
if (typeof apiConfig.options === 'function') {
apiConfig.options = apiConfig.options(this);
}
if (Object.prototype.hasOwnProperty.call(this.original, 'query')) {
Object.assign(this.options, _.pick(this.original.query, apiConfig.options));
}
if (Object.prototype.hasOwnProperty.call(this.original, 'params')) {
Object.assign(this.options, _.pick(this.original.params, apiConfig.options));
}
if (Object.prototype.hasOwnProperty.call(this.original, 'options')) {
Object.assign(this.options, _.pick(this.original.options, apiConfig.options));
}
}
this.options.context = this.original.context;
if (this.original.body && Object.keys(this.original.body).length) {
this.data = _.cloneDeep(this.original.body);
} else {
if (apiConfig.data) {
if (typeof apiConfig.data === 'function') {
apiConfig.data = apiConfig.data(this);
}
if (Object.prototype.hasOwnProperty.call(this.original, 'query')) {
Object.assign(this.data, _.pick(this.original.query, apiConfig.data));
}
if (Object.prototype.hasOwnProperty.call(this.original, 'params')) {
Object.assign(this.data, _.pick(this.original.params, apiConfig.data));
}
if (Object.prototype.hasOwnProperty.call(this.original, 'options')) {
Object.assign(this.data, _.pick(this.original.options, apiConfig.data));
}
}
}
this.user = this.original.user;
this.file = this.original.file;
this.files = this.original.files;
debug('original', this.original);
debug('options', this.options);
debug('data', this.data);
}
}
module.exports = Frame;