1.1.3 • Published 1 year ago
request-data-validators v1.1.3
Dependencies
Express.js
Submited Data validation
You can use this validator by requiring the "request-validator" like below:
let RequestDataValidator = require('./request-data-validators');
let validator = new RequestDataValidator(req,res);
let data = {
"value1": validator.body(request,true,'Value 1').type('int').val(),
"value2": validator.body(request,true,'Value 2').type('int').allow([0,1]).val()
}you have to call isValidate method to check that all data is validate
let is_validated = validator.isValidate()if you provide true as parameter then it redirect to back by defalut with old data erros in flash. YOu can retrive old data and error like below
let errors = Req.flash('errors')[0],
let old = Req.flash('old')[0]if you want to get the errors in json format
let errors = validator.errors.details;Request validator methods:
| Methods | Parameters | Decription |
|---|---|---|
| get/params | key(string) | retrive the value url params |
| body/post | key(string), isRequired(bool), name(string), custom_message(string) | retrive value of url params |
| type | type(string) | validate the value type such as int, float,bool,number etc |
| length | length(int), custom_message(string) | validate the value is fixed length |
| minLength | length(int), custom_message(string) | validate minimum length of the value |
| maxLength | length(int), custom_message(string) | validate maximum length of the value |
| minNumber | value(int), custom_message(string) | validate minimum number of the value |
| maxNumber | value(int),custom_message(string) | validate maximum number of the value |
| disallow | values(array), custom_message(string) | validate if disallow value is provided |
| allow | values(array), custom_message(string) | validate the value is from allowed list |
| custom | callback function, custom_message(string) | return true of false from the callback methods |
| sameAs | key(string), custom_message(string) | check the value is same as others value |
| format | type(string="array_obj"), format(array of object),custom_message(string) | validate the provide array is correct format |
| val | N/A | finally return the value |
| validate | auto_response(bool) | validate all required validation and return the result |
Example of format array :
You have to pass this type of format array in calling the format method
[{ "update_quantity": 'int', "inventory_item_id": "int" }]List of the value of type in type method:
| type | Decription |
|---|---|
| int | Accept only integer type value |
| string | Accept only string type value |
| Accept only email type value | |
| date | Accept only date type value |
| number | Accept only number type value |
| boolean | Accept only boolean type value |
| array_int | Accept only array int type value |
| mobile_bd | Accept only valid mobile number of bangladesh |