mecano/lib/remove.js

Common functions for system deployment.

// Generated by CoffeeScript 1.7.1
var child, conditions, each, fs, misc;

fs = require('ssh2-fs');

each = require('each');

misc = require('./misc');

conditions = require('./misc/conditions');

child = require('./misc/child');

module.exports = function(goptions, options, callback) {
  var finish, result, _ref;
  _ref = misc.args(arguments), goptions = _ref[0], options = _ref[1], callback = _ref[2];
  result = child();
  finish = function(err, removed) {
    if (callback) {
      callback(err, removed);
    }
    return result.end(err, removed);
  };
  misc.options(options, function(err, options) {
    var removed;
    if (err) {
      return finish(err);
    }
    removed = 0;
    return each(options).parallel(goptions.parallel).on('item', function(options, next) {
      var remove;
      if (typeof options === 'string') {
        options = {
          source: options
        };
      }
      if (options.source == null) {
        options.source = options.destination;
      }
      if (options.source == null) {
        return next(new Error("Missing source"));
      }
      remove = function() {
        if (options.ssh) {
          if (typeof options.log === "function") {
            options.log("Remove " + options.source);
          }
          return fs.exists(options.ssh, options.source, function(err, exists) {
            if (err) {
              return next(err);
            }
            if (exists) {
              removed++;
            }
            return misc.file.remove(options.ssh, options.source, next);
          });
        } else {
          return each().files(options.source).on('item', function(file, next) {
            removed++;
            if (typeof options.log === "function") {
              options.log("Remove " + file);
            }
            return misc.file.remove(options.ssh, file, next);
          }).on('error', function(err) {
            return next(err);
          }).on('end', function() {
            return next();
          });
        }
      };
      return conditions.all(options, next, remove);
    }).on('both', function(err) {
      return finish(err, removed);
    });
  });
  return result;
};