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module.exports = init
module.exports.yes = yes
var PZ = require('promzard').PromZard
var path = require('path')
var def = require.resolve('./default-input.js')
var fs = require('fs')
var semver = require('semver')
var read = require('read')
// to validate the data object at the end as a worthwhile package
// and assign default values for things.
// readJson.extras(file, data, cb)
var readJson = require('read-package-json')
function yes (conf) {
return !!(
conf.get('yes') || conf.get('y') ||
conf.get('force') || conf.get('f')
)
}
function init (dir, input, config, cb) {
if (typeof config === 'function')
cb = config, config = {}
// accept either a plain-jane object, or a config object
// with a "get" method.
if (typeof config.get !== 'function') {
var data = config
config = {
get: function (k) {
return data[k]
},
toJSON: function () {
return data
}
}
}
var package = path.resolve(dir, 'package.json')
input = path.resolve(input)
var pkg
var ctx = { yes: yes(config) }
var es = readJson.extraSet
readJson.extraSet = es.filter(function (fn) {
return fn.name !== 'authors' && fn.name !== 'mans'
})
readJson(package, function (er, d) {
readJson.extraSet = es
if (er) pkg = {}
else pkg = d
ctx.filename = package
ctx.dirname = path.dirname(package)
ctx.basename = path.basename(ctx.dirname)
if (!pkg.version || !semver.valid(pkg.version))
delete pkg.version
ctx.package = pkg
ctx.config = config || {}
// make sure that the input is valid.
// if not, use the default
var pz = new PZ(input, ctx)
pz.backupFile = def
pz.on('error', cb)
pz.on('data', function (data) {
Object.keys(data).forEach(function (k) {
if (data[k] !== undefined && data[k] !== null) pkg[k] = data[k]
})
// only do a few of these.
// no need for mans or contributors if they're in the files
var es = readJson.extraSet
readJson.extraSet = es.filter(function (fn) {
return fn.name !== 'authors' && fn.name !== 'mans'
})
readJson.extras(package, pkg, function (er, pkg) {
readJson.extraSet = es
if (er) return cb(er, pkg)
pkg = unParsePeople(pkg)
// no need for the readme now.
delete pkg.readme
delete pkg.readmeFilename
// really don't want to have this lying around in the file
delete pkg._id
// ditto
delete pkg.gitHead
// if the repo is empty, remove it.
if (!pkg.repository)
delete pkg.repository
var d = JSON.stringify(pkg, null, 2) + '\n'
function write (yes) {
fs.writeFile(package, d, 'utf8', function (er) {
if (!er && yes) console.log('Wrote to %s:\n\n%s\n', package, d)
return cb(er, pkg)
})
}
if (ctx.yes) {
return write(true)
}
console.log('About to write to %s:\n\n%s\n', package, d)
read({prompt:'Is this ok? ', default: 'yes'}, function (er, ok) {
if (!ok || ok.toLowerCase().charAt(0) !== 'y') {
console.log('Aborted.')
} else {
return write()
}
})
})
})
})
}
// turn the objects into somewhat more humane strings.
function unParsePeople (data) {
if (data.author) data.author = unParsePerson(data.author)
;["maintainers", "contributors"].forEach(function (set) {
if (!Array.isArray(data[set])) return;
data[set] = data[set].map(unParsePerson)
})
return data
}
function unParsePerson (person) {
if (typeof person === "string") return person
var name = person.name || ""
var u = person.url || person.web
var url = u ? (" ("+u+")") : ""
var e = person.email || person.mail
var email = e ? (" <"+e+">") : ""
return name+email+url
}
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