lightercollective/index.js

a basic postinstall only binary based on package.json collective info

#!/usr/bin/env node
// (C) Andrea Giammarchi - @WebReflection (ISC)
var path = require('path');

try {
  var json = path.resolve('./package.json');
  var package = require(json);
  // be sure collective is there and refers to lightercollective
  var collective = (
    (package.dependencies || {}).lightercollective ||
    (package.devDependencies || {}).lightercollective
  ) && package.collective;
  if (
    !collective ||
    -1 < ['silent', 'error', 'warn'].indexOf(process.env.npm_config_loglevel) ||
    /^(?:1|true|yes|y)$/i.test(process.env.DISABLE_OPENCOLLECTIVE)
  ) {
    throw 0;
  }
  if (collective.logo) {
    if (/^(https?):/.test(collective.logo))
      require(RegExp.$1)
        .get(collective.logo, function (response) {
          if (response.statusCode === 200) {
            response.setEncoding('utf8');
            var data = [];
            response.on('data', function (chunk) { data.push(chunk); });
            response.on('end', function () { showLogo(data.join('')) });
          }
          else showLogo(null);
        })
        .on('error', showLogo);
    else
      require('fs').readFile(
        path.resolve(path.dirname(json), collective.logo),
        function (err, data) {
          showLogo(err ? null : data.toString())
        }
      )
  }
  else showLogo(null);
} catch(o_O) {
  process.exit(0);
}

function showLogo(data) {
  var logo = typeof data === 'string' ? data : '';
  var stars = '\x1B[1m***\x1B[0m';
  console.log('');
  if (logo) {
    console.log(logo);
    console.log('');
  }
  console.log('     ' + stars + ' Thank you for using ' + package.name + '! ' + stars);
  console.log('');
  console.log('  Please consider donating to our open collective');
  console.log('       to help us maintain this package.');
  console.log('');
  console.log('  ' + collective.url + '/donate');
  console.log('');
  console.log('                    ' + stars);
  console.log('');
  process.exit(0);
}