backbone validate

gistfile1.js

Backbone.Validate = function(model, changedAttributes) {
  return (function(patterns) {

    var isNumeric = function(value){
      return _.isNumber(value) || 
        (_.isString(value) && value.match(patterns.number));
    };
    var hasValue = function(value) {
        return !(_.isNull(value) || _.isUndefined(value) || (_.isString(value) && value === ''));
    };
    this.errors = {};
    this.attributes = _.clone(model.attributes);
    _.extend(this.attributes, changedAttributes);

    this.addError = function(field, message) {
      if (_.isUndefined(this.errors[field])) {
        this.errors[field] = [];
      }
      this.errors[field].push(message);
    };

    var self = this;

    var getModelAttrValue = function(field) {
      if (field.indexOf('.') === -1) {
        return self.attributes[field];
      } else {//deep model attribute
        return eval('self.attributes.' + field);
      }
    };
    this.myValidators = {
      length: function(field, value) {
        if (hasValue(getModelAttrValue(field)) && (getModelAttrValue(field).length !== value)) {
          self.addError(field, value + " karakter uzunluğunda olmalı");
        }
      },
      numeric: function(field, value) {
        if (!isNumeric(self.attributes[field])) {
          self.addError(field, 'Yalnız rakam giriniz');
        }
      },
      alphaNumeric: function(field, value) {
        var regex = new RegExp(patterns.alphaNumeric);
        if ((!_.isEmpty(getModelAttrValue(field)) && (!getModelAttrValue(field).match(regex)))) {
          self.addError(field, 'sadece rakam ve harflerden oluşabilir ');
        }
      },
      rangeLength: function(field, value) {
        if(!hasValue(value) || getModelAttrValue(field).length < value[0] || 
           getModelAttrValue(field).length > value[1]) {
          self.addError(field, 'Yazı ' + value[0] + ' - ' + value[1] + ' karakter arası olmalı');
        }
      },
      required: function(field, value) {
        if (_.isEmpty(getModelAttrValue(field))) {
          self.addError(field, 'Bu alanı doldurulmak zorunludur');
        }
      },
      range: function(field, value) {
        if (!isNumeric(getModelAttrValue(field)) ||
            getModelAttrValue(field) < value[0] ||
            getModelAttrValue(field) > value[1]) {
          self.addError(field, 'Alan istenilen aralikta degil');
        }
      },
      min: function(field, value) {
        if (!isNumeric(getModelAttrValue(field)) || getModelAttrValue(field) < value) {
          self.addError(field, 'Minimum değer ' + value + ' olmalı');
        }
      },
       specialChar: function(field, value) {
        var specialChar = new RegExp(patterns.specialChar);
        if (!_.isString(getModelAttrValue(field)) || getModelAttrValue(field).match(specialChar)) {
          self.addError(field, 'Uygun Olmayan Karakter');
        }
      },
      phone: function(field, value) {
        var phoneRegex = new RegExp(patterns.phonePatern);
        if (!getModelAttrValue(field).match(phoneRegex)) {
          self.addError(field, 'Telefon Numarası Formatına uygun Olmayan bilgi ');
        }
      },
      turkishGSM: function(field, value) {
        var phoneRegex = new RegExp(patterns.turkishGSM);
        if ((!_.isEmpty(getModelAttrValue(field)) && (!getModelAttrValue(field).match(phoneRegex)))) {
          self.addError(field, 'Hatalı cep telefonu numarası. Format: 0-5xx-xxx-xxxx');
        }
      },
      email: function(field, value) {
        var emailRegex = new RegExp(patterns.email);
        if (!_.isString(getModelAttrValue(field)) || !getModelAttrValue(field).match(emailRegex)) {
          self.addError(field, 'Hatalı e-posta formatı');
        }
      }
    };

    for (var validateAttr in model.validations) { 
      for (var validateRule in model.validations[validateAttr]) {
        if (validateRule != 'msg') {
          this.myValidators[validateRule](validateAttr, model.validations[validateAttr][validateRule]);
        }
      }
    }

    return this.errors;

    })(Backbone.Validate.patterns, Backbone.Validate.messages);
};
Backbone.Validate.patterns = {
  phonePatern:/^\0([\d]{0,3})\.([\d]{7,10})$/,
  turkishGSM: /^0[-. ]?5([\d]{2})[-. ]?([\d]{3})[-. ]?([\d]{2})[-. ]?([\d]{2})$/,
  alphaNumeric: /^[A-Za-z0-9]*$/,
  specialChar:/[\*\'\"\<\>]/,
  number: /^-?(?:\d+|\d{1,3}(?:,\d{3})+)(?:\.\d+)?$/,
  email: /^((([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\([\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))$/i  
};