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Artifact 42391dfdbe185839e2caba26b5f36af1cdb9df3e:


'use strict';

const path = require('path');
const fs = require('fs');
const os = require('os');
const nugget = require('nugget');
const rc = require('rc');
const pump = require('pump');
const tfs = require('tar-fs');
const zlib = require('zlib');
const pkg = require('./package.json');
const supportedTargets = require('./package.json').supportedTargets;

function onerror(err) {
  throw err;
}

/**
 * Download and Install prebuild
 * @param runtime
 * @param abi
 * @param platform
 * @param arch
 * @param cb Callback
 */
function install(runtime, abi, platform, arch, cb) {
  const essential = runtime + '-v' + abi + '-' + platform + '-' + arch;
  const pkgVersion = pkg.version;
  const currentPlatform = pkg.name + '-v' + pkgVersion + '-' + essential;

  console.log('Downloading prebuild for platform:', currentPlatform);
  let downloadUrl = 'https://github.com/WilixLead/iohook/releases/download/v' + pkgVersion + '/' + currentPlatform + '.tar.gz';

  let nuggetOpts = {
    dir: os.tmpdir(),
    target: 'prebuild.tar.gz',
    strictSSL: true
  };

  let npmrc = {};

  try {
    rc('npm', npmrc);
  } catch (error) {
    console.warn('Error reading npm configuration: ' + error.message);
  }

  if (npmrc && npmrc.proxy) {
    nuggetOpts.proxy = npmrc.proxy;
  }

  if (npmrc && npmrc['https-proxy']) {
    nuggetOpts.proxy = npmrc['https-proxy'];
  }

  if (npmrc && npmrc['strict-ssl'] === false) {
    nuggetOpts.strictSSL = false;
  }

  nugget(downloadUrl, nuggetOpts, function(errors) {
    if (errors) {
      const error = errors[0];

      if (error.message.indexOf('404') === -1) {
        onerror(error);
      } else {
        console.error('Prebuild for current platform (' + currentPlatform + ') not found!');
        console.error('Try to compile for your platform:');
        console.error('# cd node_modules/iohook;');
        console.error('# npm run compile');
        console.error('');
        onerror('Prebuild for current platform (' + currentPlatform + ') not found!');
      }
    }

    let options = {
      readable: true,
      writable: true,
      hardlinkAsFilesFallback: true
    };

    let binaryName;
    let updateName = function(entry) {
      if (/\.node$/i.test(entry.name)) binaryName = entry.name
    };
    let targetFile = path.join(__dirname, 'builds', essential);
    let extract = tfs.extract(targetFile, options)
      .on('entry', updateName);
    pump(fs.createReadStream(path.join(nuggetOpts.dir, nuggetOpts.target)), zlib.createGunzip(), extract, function(err) {
      if (err) {
        return onerror(err);
      }
      cb()
    });
  });
}

/**
 * Return options for iohook from package.json
 * @return {Object}
 */
function optionsFromPackage(attempts) {
  attempts = attempts || 2;
  if (attempts > 5) {
    console.log('Can\'t resolve main package.json file');
    return {
      targets: [],
      platforms: [process.platform],
      arches: [process.arch]
    }
  }
  let mainPath = Array(attempts).join("../");
  try {
    const content = fs.readFileSync(path.join(__dirname, mainPath, 'package.json'), 'utf-8');
    const packageJson = JSON.parse(content);
    const opts = packageJson.iohook || {};
    if (!opts.targets) {
      opts.targets = []
    }
    if (!opts.platforms) opts.platforms = [process.platform];
    if (!opts.arches) opts.arches = [process.arch];
    return opts
  } catch (e) {
    return optionsFromPackage(attempts + 1);
  }
}

const options = optionsFromPackage();
if (process.env.npm_config_targets) {
  options.targets = options.targets.concat(process.env.npm_config_targets.split(','));
}
options.targets = options.targets.map(targetStr => targetStr.split('-'));
if (process.env.npm_config_targets === 'all') {
  options.targets = supportedTargets.map(arr => [arr[0], arr[2]]);
  options.platforms = ['win32', 'darwin', 'linux'];
  options.arches = ['x64', 'ia32']
}
if (process.env.npm_config_platforms) {
  options.platforms = options.platforms.concat(process.env.npm_config_platforms.split(','));
}
if (process.env.npm_config_arches) {
  options.arches = options.arches.concat(process.env.npm_config_arches.split(','));
}

// Choice prebuilds for install
if (options.targets.length > 0) {
  let chain = Promise.resolve();
  options.targets.forEach(function(parts) {
    let runtime = parts[0];
    let abi = parts[1];
    options.platforms.forEach(function(platform) {
      options.arches.forEach(function(arch) {
        if (platform === 'darwin' && arch === 'ia32') {
          return;
        }
        chain = chain.then(function() {
          return new Promise(function(resolve) {
            console.log(runtime, abi, platform, arch);
            install(runtime, abi, platform, arch, resolve)
          })
        })
      })
    })
  })
} else {
  const runtime = process.versions['electron'] ? 'electron' : 'node';
  const abi = process.versions.modules;
  const platform = process.platform;
  const arch = process.arch;
  install(runtime, abi, platform, arch, function() {
  })
}