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File Content: `Config.js`

/**
 * Copyright 2013-2022 the PM2 project authors. All rights reserved.
 * Use of this source code is governed by a license that
 * can be found in the LICENSE file.
 */
var util    = require('util');

/**
 * Validator of configured file / commander options.
 */
var Config = module.exports = {
  _errMsgs: {
    'require': '"%s" is required',
    'type'   : 'Expect "%s" to be a typeof %s, but now is %s',
    'regex'  : 'Verify "%s" with regex failed, %s',
    'max'    : 'The maximum of "%s" is %s, but now is %s',
    'min'    : 'The minimum of "%s" is %s, but now is %s'
  },
  /**
   * Schema definition.
   * @returns {exports|*}
   */
  get schema(){
    // Cache.
    if (this._schema) {
      return this._schema;
    }
    // Render aliases.
    this._schema = require('../API/schema');
    for (var k in this._schema) {
      if (k.indexOf('\\') > 0) {
        continue;
      }
      var aliases = [
        k.split('_').map(function(n, i){
          if (i != 0 && n && n.length > 1) {
            return n[0].toUpperCase() + n.slice(1);
          }
          return n;
        }).join('')
      ];

      if (this._schema[k].alias && Array.isArray(this._schema[k].alias)) {
        // If multiple aliases, merge
        this._schema[k].alias.forEach(function(alias) {
          aliases.splice(0, 0, alias);
        });
      }
      else if (this._schema[k].alias)
        aliases.splice(0, 0, this._schema[k].alias);

      this._schema[k].alias = aliases;
    }
    return this._schema;
  }
};

/**
 * Filter / Alias options
 */
Config.filterOptions = function(cmd) {
  var conf = {};
  var schema = this.schema;

  for (var key in schema) {
    var aliases = schema[key].alias;
    aliases && aliases.forEach(function(alias){
      if (typeof(cmd[alias]) !== 'undefined') {
        conf[key] || (conf[key] = cmd[alias]);
      }
    });
  }

  return conf;
};

/**
 * Verify JSON configurations.
 * @param {Object} json
 * @returns {{errors: Array, config: {}}}
 */
Config.validateJSON = function(json){
  // clone config
  var conf = Object.assign({}, json),
      res = {};
  this._errors = [];

  var regexKeys = {}, defines = this.schema;

  for (var sk in defines) {
    // Pick up RegExp keys.
    if (sk.indexOf('\\') >= 0) {
      regexKeys[sk] = false;
      continue;
    }

    var aliases = defines[sk].alias;

    aliases && aliases.forEach(function(alias){
      conf[sk] || (conf[sk] = json[alias]);
    })

    var val = conf[sk];
    delete conf[sk];

    // Validate key-value pairs.
    if (val === undefined ||
        val === null ||
        ((val = this._valid(sk, val)) === null)) {

      // If value is not defined
      // Set default value (via schema.json)
      if (typeof(defines[sk].default) !== 'undefined')
        res[sk] = defines[sk].default;
      continue;
    }
    //console.log(sk, val, val === null, val === undefined);
    res[sk] = val;
  }

  // Validate RegExp values.
  var hasRegexKey = false;
  for (var k in regexKeys) {
    hasRegexKey = true;
    regexKeys[k] = new RegExp(k);
  }
  if (hasRegexKey) {
    for (var k in conf) {
      for (var rk in regexKeys) {
        if (regexKeys[rk].test(k))
          if (this._valid(k, conf[k], defines[rk])) {
            res[k] = conf[k];
            delete conf[k];
          }
      }
    }
  }

  return {errors: this._errors, config: res};
};

/**
 * Validate key-value pairs by specific schema
 * @param {String} key
 * @param {Mixed} value
 * @param {Object} sch
 * @returns {*}
 * @private
 */
Config._valid = function(key, value, sch){
  var sch = sch || this.schema[key],
      scht = typeof sch.type == 'string' ? [sch.type] : sch.type;

  // Required value.
  var undef = typeof value == 'undefined';
  if(this._error(sch.require && undef, 'require', key)){
    return null;
  }

  // If undefined, make a break.
  if (undef) {
    return null;
  }

  // Wrap schema types.
  scht = scht.map(function(t){
    return '[object ' + t[0].toUpperCase() + t.slice(1) + ']'
  });

  // Typeof value.
  var type = Object.prototype.toString.call(value), nt = '[object Number]';

  // Auto parse Number
  if (type != '[object Boolean]' && scht.indexOf(nt) >= 0 && !isNaN(value)) {
    value = parseFloat(value);
    type = nt;
  }

  // Verify types.
  if (this._error(!~scht.indexOf(type), 'type', key, scht.join(' / '), type)) {
    return null;
  }

  // Verify RegExp if exists.
  if (this._error(type == '[object String]' && sch.regex && !(new RegExp(sch.regex)).test(value),
      'regex', key, sch.desc || ('should match ' + sch.regex))) {
    return null;
  }

  // Verify maximum / minimum of Number value.
  if (type == '[object Number]') {
    if (this._error(typeof sch.max != 'undefined' && value > sch.max, 'max', key, sch.max, value)) {
      return null;
    }
    if (this._error(typeof sch.min != 'undefined' && value < sch.min, 'min', key, sch.min, value)) {
      return null;
    }
  }

  // If first type is Array, but current is String, try to split them.
  if(scht.length > 1 && type != scht[0] && type == '[object String]'){
    if(scht[0] == '[object Array]') {
      // unfortunately, js does not support lookahead RegExp (/(?<!\\)\s+/) now (until next ver).
      value = value.split(/([\w\-]+\="[^"]*")|([\w\-]+\='[^']*')|"([^"]*)"|'([^']*)'|\s/)
        .filter(function(v){
          return v && v.trim();
        });
    }
  }

  // Custom types: sbyte && stime.
  if(sch.ext_type && type == '[object String]' && value.length >= 2) {
    var seed = {
      'sbyte': {
        'G': 1024 * 1024 * 1024,
        'M': 1024 * 1024,
        'K': 1024
      },
      'stime': {
        'h': 60 * 60 * 1000,
        'm': 60 * 1000,
        's': 1000
      }
    }[sch.ext_type];

    if(seed){
      value = parseFloat(value.slice(0, -1)) * (seed[value.slice(-1)]);
    }
  }
  return value;
};

/**
 * Wrap errors.
 * @param {Boolean} possible A value indicates whether it is an error or not.
 * @param {String} type
 * @returns {*}
 * @private
 */
Config._error = function(possible, type){
  if (possible) {
    var args = Array.prototype.slice.call(arguments);
    args.splice(0, 2, this._errMsgs[type]);
    this._errors && this._errors.push(util.format.apply(null, args));
  }
  return possible;
}
Name	Size	Permission
Config.js	6240 bytes	0644
IsAbsolute.js	606 bytes	0644
copydirSync.js	2888 bytes	0644
deleteFolderRecursive.js	480 bytes	0644
find-package-json.js	1772 bytes	0644
fmt.js	2088 bytes	0644
isbinaryfile.js	2700 bytes	0644
json5.js	23494 bytes	0644
open.js	1611 bytes	0644
passwd.js	1154 bytes	0644
promise.min.js	2649 bytes	0644
sexec.js	1196 bytes	0644
treeify.js	3541 bytes	0644
which.js	3575 bytes	0644
xdg-open	21436 bytes	0755
File Content: Config.js

File Content: `Config.js`
