Refactor [Wordpress] Service (#2152)

services/wordpress/wordpress-base.js

@@ -0,0 +1,67 @@
+'use strict'
+
+const BaseJsonService = require('../base-json')
+const Joi = require('joi')
+
+const { NotFound } = require('../errors')
+const { nonNegativeInteger } = require('../validators')
+
+const foundSchema = Joi.object()
+  .keys({
+    version: Joi.string(),
+    rating: nonNegativeInteger,
+    num_ratings: nonNegativeInteger,
+    downloaded: nonNegativeInteger,
+    active_installs: nonNegativeInteger,
+    requires: Joi.string(), // Plugin Only
+    tested: Joi.string(), // Plugin Only
+  })
+  .required()
+
+const notFoundSchema = Joi.string().allow(null, false)
+
+const schemas = Joi.alternatives(foundSchema, notFoundSchema)
+
+module.exports = class BaseWordpress extends BaseJsonService {
+  static get extensionType() {
+    throw new Error(`extensionType() function not implemented for ${this.name}`)
+  }
+
+  async fetch({ slug }) {
+    const url = `https://api.wordpress.org/${
+      this.constructor.extensionType
+    }s/info/1.1/`
+    return this._requestJson({
+      url,
+      schema: schemas,
+      options: {
+        qs: {
+          action: `${this.constructor.extensionType}_information`,
+          request: {
+            slug: slug,
+            fields: {
+              active_installs: 1,
+              sections: 0,
+              homepage: 0,
+              tags: 0,
+              screenshot_url: 0,
+            },
+          },
+        },
+        qsStringifyOptions: {
+          encode: false,
+        },
+      },
+    })
+  }
+
+  async handle({ slug }) {
+    const json = await this.fetch({ slug })
+
+    if (!json) {
+      throw new NotFound()
+    }
+
+    return this.constructor.render({ response: json })
+  }
+}