mecano/lib/render.js

Common functions for system deployment.

// Generated by CoffeeScript 1.9.1
var fs, path;

module.exports = function(options, callback) {
  var do_read_source, do_write;
  if (!(options.source || options.content)) {
    return callback(new Error('Missing source or content'));
  }
  if (!options.destination) {
    return callback(new Error('Missing destination'));
  }
  do_read_source = function() {
    var ssh;
    if (!options.source) {
      return do_write();
    }
    ssh = options.local_source ? null : options.ssh;
    return fs.exists(ssh, options.source, function(err, exists) {
      if (!exists) {
        return callback(new Error("Invalid source, got " + (JSON.stringify(options.source))));
      }
      return fs.readFile(ssh, options.source, 'utf8', function(err, content) {
        if (err) {
          return callback(err);
        }
        options.content = content;
        return do_write();
      });
    });
  };
  do_write = (function(_this) {
    return function() {
      var extension;
      if (!options.engine && options.source) {
        extension = path.extname(options.source);
        if (extension === '.j2') {
          options.engine = 'nunjunks';
        }
      }
      options.source = null;
      return _this.write(options).then(callback);
    };
  })(this);
  return do_read_source();
};

fs = require('ssh2-fs');

path = require('path');