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// npm build command
// everything about the installation after the creation of
// the .npm/{name}/{version}/package folder.
// linking the modules into the npm.root,
// resolving dependencies, etc.
// This runs AFTER install or link are completed.
var npm = require("./npm.js")
, log = require("npmlog")
, chain = require("slide").chain
, fs = require("graceful-fs")
, path = require("path")
, lifecycle = require("./utils/lifecycle.js")
, readJson = require("read-package-json")
, link = require("./utils/link.js")
, linkIfExists = link.ifExists
, cmdShim = require("cmd-shim")
, cmdShimIfExists = cmdShim.ifExists
, asyncMap = require("slide").asyncMap
, ini = require("ini")
, writeFile = require("write-file-atomic")
module.exports = build
build.usage = "npm build <folder>\n(this is plumbing)"
build._didBuild = {}
build._noLC = {}
function build (args, global, didPre, didRB, cb) {
if (typeof cb !== "function") cb = didRB, didRB = false
if (typeof cb !== "function") cb = didPre, didPre = false
if (typeof cb !== "function") {
cb = global, global = npm.config.get("global")
}
// it'd be nice to asyncMap these, but actually, doing them
// in parallel generally munges up the output from node-waf
var builder = build_(global, didPre, didRB)
chain(args.map(function (arg) { return function (cb) {
builder(arg, cb)
}}), cb)
}
function build_ (global, didPre, didRB) { return function (folder, cb) {
folder = path.resolve(folder)
if (build._didBuild[folder]) log.info("build", "already built", folder)
build._didBuild[folder] = true
log.info("build", folder)
readJson(path.resolve(folder, "package.json"), function (er, pkg) {
if (er) return cb(er)
chain
( [ !didPre && [lifecycle, pkg, "preinstall", folder]
, [linkStuff, pkg, folder, global, didRB]
, [writeBuiltinConf, pkg, folder]
, didPre !== build._noLC && [lifecycle, pkg, "install", folder]
, didPre !== build._noLC && [lifecycle, pkg, "postinstall", folder]
, didPre !== build._noLC
&& npm.config.get("npat")
&& [lifecycle, pkg, "test", folder] ]
, cb )
})
}}
function writeBuiltinConf (pkg, folder, cb) {
// the builtin config is "sticky". Any time npm installs
// itself globally, it puts its builtin config file there
var parent = path.dirname(folder)
var dir = npm.globalDir
if (pkg.name !== "npm" ||
!npm.config.get("global") ||
!npm.config.usingBuiltin ||
dir !== parent) {
return cb()
}
var data = ini.stringify(npm.config.sources.builtin.data)
writeFile(path.resolve(folder, "npmrc"), data, cb)
}
function linkStuff (pkg, folder, global, didRB, cb) {
// allow to opt out of linking binaries.
if (npm.config.get("bin-links") === false) return cb()
// if it's global, and folder is in {prefix}/node_modules,
// then bins are in {prefix}/bin
// otherwise, then bins are in folder/../.bin
var parent = pkg.name[0] === '@' ? path.dirname(path.dirname(folder)) : path.dirname(folder)
var gnm = global && npm.globalDir
var gtop = parent === gnm
log.info('linkStuff', pkg._id)
log.silly('linkStuff', pkg._id, 'has', parent, 'as its parent node_modules')
if (global) log.silly('linkStuff', pkg._id, 'is part of a global install')
if (gnm) log.silly('linkStuff', pkg._id, 'is installed into a global node_modules')
if (gtop) log.silly('linkStuff', pkg._id, 'is installed into the top-level global node_modules')
shouldWarn(pkg, folder, global, function () {
asyncMap(
[linkBins, linkMans, !didRB && rebuildBundles],
function (fn, cb) {
if (!fn) return cb()
log.verbose(fn.name, pkg._id)
fn(pkg, folder, parent, gtop, cb)
},
cb
)
})
}
function shouldWarn(pkg, folder, global, cb) {
var parent = path.dirname(folder)
, top = parent === npm.dir
, cwd = npm.localPrefix
readJson(path.resolve(cwd, "package.json"), function(er, topPkg) {
if (er) return cb(er)
var linkedPkg = path.basename(cwd)
, currentPkg = path.basename(folder)
// current searched package is the linked package on first call
if (linkedPkg !== currentPkg) {
// don't generate a warning if it's listed in dependencies
if (Object.keys(topPkg.dependencies || {})
.concat(Object.keys(topPkg.devDependencies || {}))
.indexOf(currentPkg) === -1) {
if (top && pkg.preferGlobal && !global) {
log.warn("prefer global", pkg._id + " should be installed with -g")
}
}
}
cb()
})
}
function rebuildBundles (pkg, folder, parent, gtop, cb) {
if (!npm.config.get("rebuild-bundle")) return cb()
var deps = Object.keys(pkg.dependencies || {})
.concat(Object.keys(pkg.devDependencies || {}))
, bundles = pkg.bundleDependencies || pkg.bundledDependencies || []
fs.readdir(path.resolve(folder, "node_modules"), function (er, files) {
// error means no bundles
if (er) return cb()
log.verbose("rebuildBundles", files)
// don't asyncMap these, because otherwise build script output
// gets interleaved and is impossible to read
chain(files.filter(function (file) {
// rebuild if:
// not a .folder, like .bin or .hooks
return !file.match(/^[\._-]/)
// not some old 0.x style bundle
&& file.indexOf("@") === -1
// either not a dep, or explicitly bundled
&& (deps.indexOf(file) === -1 || bundles.indexOf(file) !== -1)
}).map(function (file) {
file = path.resolve(folder, "node_modules", file)
return function (cb) {
if (build._didBuild[file]) return cb()
log.verbose("rebuild bundle", file)
// if file is not a package dir, then don't do it.
fs.lstat(path.resolve(file, "package.json"), function (er) {
if (er) return cb()
build_(false)(file, cb)
})
}}), cb)
})
}
function linkBins (pkg, folder, parent, gtop, cb) {
if (!pkg.bin || !gtop && path.basename(parent) !== "node_modules") {
return cb()
}
var binRoot = gtop ? npm.globalBin
: path.resolve(parent, ".bin")
log.verbose("link bins", [pkg.bin, binRoot, gtop])
asyncMap(Object.keys(pkg.bin), function (b, cb) {
linkBin( path.resolve(folder, pkg.bin[b])
, path.resolve(binRoot, b)
, gtop && folder
, function (er) {
if (er) return cb(er)
// bins should always be executable.
// XXX skip chmod on windows?
var src = path.resolve(folder, pkg.bin[b])
fs.chmod(src, npm.modes.exec, function (er) {
if (er && er.code === "ENOENT" && npm.config.get("ignore-scripts")) {
return cb()
}
if (er || !gtop) return cb(er)
var dest = path.resolve(binRoot, b)
, out = npm.config.get("parseable")
? dest + "::" + src + ":BINFILE"
: dest + " -> " + src
console.log(out)
cb()
})
})
}, cb)
}
function linkBin (from, to, gently, cb) {
if (process.platform !== "win32") {
return linkIfExists(from, to, gently, cb)
} else {
return cmdShimIfExists(from, to, cb)
}
}
function linkMans (pkg, folder, parent, gtop, cb) {
if (!pkg.man || !gtop || process.platform === "win32") return cb()
var manRoot = path.resolve(npm.config.get("prefix"), "share", "man")
log.verbose("linkMans", "man files are", pkg.man, "in", manRoot)
// make sure that the mans are unique.
// otherwise, if there are dupes, it'll fail with EEXIST
var set = pkg.man.reduce(function (acc, man) {
acc[path.basename(man)] = man
return acc
}, {})
pkg.man = pkg.man.filter(function (man) {
return set[path.basename(man)] === man
})
asyncMap(pkg.man, function (man, cb) {
if (typeof man !== "string") return cb()
log.silly("linkMans", "preparing to link", man)
var parseMan = man.match(/(.*\.([0-9]+)(\.gz)?)$/)
if (!parseMan) {
return cb(new Error(
man+" is not a valid name for a man file. " +
"Man files must end with a number, " +
"and optionally a .gz suffix if they are compressed."
))
}
var stem = parseMan[1]
var sxn = parseMan[2]
var bn = path.basename(stem)
var manSrc = path.resolve(folder, man)
var manDest = path.join(manRoot, "man" + sxn, bn)
linkIfExists(manSrc, manDest, gtop && folder, cb)
}, cb)
}