103 lines
2.7 KiB
JavaScript
103 lines
2.7 KiB
JavaScript
|
'use strict';
|
||
|
|
|
||
|
|
const _ = require('lodash');
|
||
|
|
const validator = _.cloneDeep(require('validator'));
|
||
|
|
const moment = require('moment');
|
||
|
|
|
||
|
|
const extensions = {
|
||
|
|
extend(name, fn) {
|
||
|
|
this[name] = fn;
|
||
|
|
|
||
|
|
return this;
|
||
|
|
},
|
||
|
|
notEmpty(str) {
|
||
|
|
return !str.match(/^[\s\t\r\n]*$/);
|
||
|
|
},
|
||
|
|
len(str, min, max) {
|
||
|
|
return this.isLength(str, min, max);
|
||
|
|
},
|
||
|
|
isUrl(str) {
|
||
|
|
return this.isURL(str);
|
||
|
|
},
|
||
|
|
isIPv6(str) {
|
||
|
|
return this.isIP(str, 6);
|
||
|
|
},
|
||
|
|
isIPv4(str) {
|
||
|
|
return this.isIP(str, 4);
|
||
|
|
},
|
||
|
|
notIn(str, values) {
|
||
|
|
return !this.isIn(str, values);
|
||
|
|
},
|
||
|
|
regex(str, pattern, modifiers) {
|
||
|
|
str += '';
|
||
|
|
if (Object.prototype.toString.call(pattern).slice(8, -1) !== 'RegExp') {
|
||
|
|
pattern = new RegExp(pattern, modifiers);
|
||
|
|
}
|
||
|
|
return str.match(pattern);
|
||
|
|
},
|
||
|
|
notRegex(str, pattern, modifiers) {
|
||
|
|
return !this.regex(str, pattern, modifiers);
|
||
|
|
},
|
||
|
|
isDecimal(str) {
|
||
|
|
return str !== '' && !!str.match(/^(?:-?(?:[0-9]+))?(?:\.[0-9]*)?(?:[eE][+-]?(?:[0-9]+))?$/);
|
||
|
|
},
|
||
|
|
min(str, val) {
|
||
|
|
const number = parseFloat(str);
|
||
|
|
return isNaN(number) || number >= val;
|
||
|
|
},
|
||
|
|
max(str, val) {
|
||
|
|
const number = parseFloat(str);
|
||
|
|
return isNaN(number) || number <= val;
|
||
|
|
},
|
||
|
|
not(str, pattern, modifiers) {
|
||
|
|
return this.notRegex(str, pattern, modifiers);
|
||
|
|
},
|
||
|
|
contains(str, elem) {
|
||
|
|
return !!elem && str.includes(elem);
|
||
|
|
},
|
||
|
|
notContains(str, elem) {
|
||
|
|
return !this.contains(str, elem);
|
||
|
|
},
|
||
|
|
is(str, pattern, modifiers) {
|
||
|
|
return this.regex(str, pattern, modifiers);
|
||
|
|
}
|
||
|
|
};
|
||
|
|
exports.extensions = extensions;
|
||
|
|
|
||
|
|
// instance based validators
|
||
|
|
validator.isImmutable = function(value, validatorArgs, field, modelInstance) {
|
||
|
|
return modelInstance.isNewRecord || modelInstance.dataValues[field] === modelInstance._previousDataValues[field];
|
||
|
|
};
|
||
|
|
|
||
|
|
// extra validators
|
||
|
|
validator.notNull = function(val) {
|
||
|
|
return val !== null && val !== undefined;
|
||
|
|
};
|
||
|
|
|
||
|
|
// https://github.com/chriso/validator.js/blob/6.2.0/validator.js
|
||
|
|
_.forEach(extensions, (extend, key) => {
|
||
|
|
validator[key] = extend;
|
||
|
|
});
|
||
|
|
|
||
|
|
// map isNull to isEmpty
|
||
|
|
// https://github.com/chriso/validator.js/commit/e33d38a26ee2f9666b319adb67c7fc0d3dea7125
|
||
|
|
validator.isNull = validator.isEmpty;
|
||
|
|
|
||
|
|
// isDate removed in 7.0.0
|
||
|
|
// https://github.com/chriso/validator.js/commit/095509fc707a4dc0e99f85131df1176ad6389fc9
|
||
|
|
validator.isDate = function(dateString) {
|
||
|
|
// avoid http://momentjs.com/guides/#/warnings/js-date/
|
||
|
|
// by doing a preliminary check on `dateString`
|
||
|
|
const parsed = Date.parse(dateString);
|
||
|
|
if (isNaN(parsed)) {
|
||
|
|
// fail if we can't parse it
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
// otherwise convert to ISO 8601 as moment prefers
|
||
|
|
// http://momentjs.com/docs/#/parsing/string/
|
||
|
|
const date = new Date(parsed);
|
||
|
|
return moment(date.toISOString()).isValid();
|
||
|
|
};
|
||
|
|
|
||
|
|
exports.validator = validator;
|