Files
shields/services/github/github-common-fetch.js
Paul Melnikow 33a6c5398d Fix an undefined variable in [GithubPackageJson] (#4113)
* Fix an undefined variable in [GithubPackageJson]

Make sure this gets linted in the future.

* Run prettier
2019-10-02 21:26:12 +00:00

103 lines
2.8 KiB
JavaScript

'use strict'
const Joi = require('@hapi/joi')
const { errorMessagesFor } = require('./github-helpers')
const { InvalidResponse } = require('..')
const issueSchema = Joi.object({
head: Joi.object({
sha: Joi.string().required(),
}).required(),
}).required()
async function fetchIssue(serviceInstance, { user, repo, number }) {
return serviceInstance._requestJson({
schema: issueSchema,
url: `/repos/${user}/${repo}/pulls/${number}`,
errorMessages: errorMessagesFor('pull request or repo not found'),
})
}
const contentSchema = Joi.object({
// https://github.com/hapijs/joi/issues/1430
content: Joi.string().required(),
encoding: Joi.equal('base64').required(),
}).required()
async function fetchRepoContent(
serviceInstance,
{ user, repo, branch = 'master', filename }
) {
const errorMessages = errorMessagesFor(
`repo not found, branch not found, or ${filename} missing`
)
if (serviceInstance.staticAuthConfigured) {
const { content } = await serviceInstance._requestJson({
schema: contentSchema,
url: `/repos/${user}/${repo}/contents/${filename}`,
options: { qs: { ref: branch } },
errorMessages,
})
try {
return Buffer.from(content, 'base64').toString('utf-8')
} catch (e) {
throw new InvalidResponse({ prettyMessage: 'undecodable content' })
}
} else {
return serviceInstance._request({
url: `https://raw.githubusercontent.com/${user}/${repo}/${branch}/${filename}`,
errorMessages,
})
}
}
async function fetchJsonFromRepo(
serviceInstance,
{ schema, user, repo, branch = 'master', filename }
) {
if (serviceInstance.staticAuthConfigured) {
const buffer = await fetchRepoContent(serviceInstance, {
user,
repo,
branch,
filename,
})
const json = serviceInstance._parseJson(buffer)
return serviceInstance.constructor._validate(json, schema)
} else {
return serviceInstance._requestJson({
schema,
url: `https://raw.githubusercontent.com/${user}/${repo}/${branch}/${filename}`,
errorMessages: errorMessagesFor(
`repo not found, branch not found, or ${filename} missing`
),
})
}
}
const releaseInfoSchema = Joi.object({
tag_name: Joi.string().required(),
prerelease: Joi.boolean().required(),
}).required()
// Fetch the 'latest' release (as defined by the GitHub API)
async function fetchLatestRelease(serviceInstance, { user, repo }) {
const commonAttrs = {
errorMessages: errorMessagesFor('no releases or repo not found'),
}
const releaseInfo = await serviceInstance._requestJson({
schema: releaseInfoSchema,
url: `/repos/${user}/${repo}/releases/latest`,
...commonAttrs,
})
return releaseInfo
}
module.exports = {
fetchIssue,
fetchJsonFromRepo,
fetchLatestRelease,
releaseInfoSchema,
}