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path: root/lib/getOptions.js
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var fs = require('fs');
var path = require('path');
var yaml = require('yaml');
var logger = require('./logger')();
var fetchGitData = require('./fetchGitData');

var getBaseOptions = function(cb){
  var options = {};
  var git_commit = process.env.COVERALLS_GIT_COMMIT;
  var git_branch = process.env.COVERALLS_GIT_BRANCH;

  if (process.env.TRAVIS){
    options.service_name = 'travis-ci';
    options.service_job_id = process.env.TRAVIS_JOB_ID;
  }

  if (process.env.JENKINS_URL){
    options.service_name = 'jenkins';
    options.service_job_id = process.env.BUILD_ID;
    git_commit = process.env.GIT_COMMIT;
    git_branch = process.env.GIT_BRANCH;
  }

  if (process.env.CIRCLECI){
    options.service_name = 'circleci';
    options.service_job_id = process.env.CIRCLE_BUILD_NUM;
    git_commit = process.env.CIRCLE_SHA1;
    git_branch = process.env.CIRCLE_BRANCH;
  }

  if (process.env.CI_NAME && process.env.CI_NAME === 'codeship'){
    options.service_name = 'codeship';
    options.service_job_id = process.env.CI_BUILD_NUMBER;
    git_commit = process.env.CI_COMMIT_ID;
    git_branch = process.env.CI_BRANCH;
  }

  options.run_at = process.env.COVERALLS_RUN_AT || JSON.stringify(new Date()).slice(1, -1);
  if (process.env.COVERALLS_SERVICE_NAME){
    options.service_name = process.env.COVERALLS_SERVICE_NAME;
  }
  if (process.env.COVERALLS_SERVICE_JOB_ID){
    options.service_job_id = process.env.COVERALLS_SERVICE_JOB_ID;
  }

  // try to get the repo token as an environment variable
  if (process.env.COVERALLS_REPO_TOKEN) {
    options.repo_token = process.env.COVERALLS_REPO_TOKEN;
  } else {
    // try to get the repo token from a .coveralls.yml file
    var yml = path.join(process.cwd(), '.coveralls.yml');
    try {
      if (fs.statSync(yml).isFile()) {
				var evaluate = 'eval';  // hack for jshint
        options.repo_token = yaml[evaluate](fs.readFileSync(yml, 'utf8')).repo_token;
      }
    } catch(ex){
      logger.warn("Repo token could not be determined.  Continuing without it.");
    }
  }

  if (git_commit){
    fetchGitData({
      head: {
        id: git_commit
      },
      branch: git_branch
    }, function(err, git){
      if (err){
        logger.warn('there was an error getting git data: ', err);
      } else {
        options.git = git;
      }
      return cb(err, options);
    });
  } else {
    return cb(null, options);
  }
};

var getOptions = function(cb){
  if (!cb){
    throw new Error('getOptions requires a callback');
  }

  getBaseOptions(function(err, options){
    // try to get filepath from the command-line
    if (process.argv[2]) {
      if (~['-v', '--verbose'].indexOf(process.argv[2])) {
        if (process.argv[3]) {
          options.filepath = process.argv[3];
        }
      } else {
        options.filepath = process.argv[2];
      }
    }
      cb(err, options);
  });
};

module.exports.getBaseOptions = getBaseOptions;
module.exports.getOptions = getOptions;