validation

ASP.NET MVC Wizard, WCF and validation

I have an asp.net mvc wizard with 5 steps. My business model is implemented using DDD. The architecture of the web application is something like this.. View->Controller->WCF->DDD->Repository and Database. Business data validation is implemented in DDD, and WCF makes a call to it to validate data. I am finding that every step in the wiza...

Dataset validation for type ( C# .NET )

Hello. Im working with dataSets validation in my project. I'm doing validation when DataTable_ColumnChanged event fires in partial class of dataTable, and its doing its job, but i would like to also validate datatype mismach on dataSet level, not UI, to provide custom error message. If [someID] expects number, but someone enters string i...

Drupal 6 Validation for Form Callback Function

I have a simple form with a select menu on the node display page. Is there an easy way to validate the form in my callback function? By validation I don't mean anything advanced, just to check that the values actually existed in the form array. For example, without ajax, if my select menu has 3 items and I add a 4th item and try to submi...

WPF ValidationRule when control IsEnabled=false

Hi, how do I add a ValidationRule to my control that only fires when the control is enabled? Thanks. ...

validate tricky fields

in my form fields i've got watermark text that disappears when the user is typing something in them. but then, i cannot use jquery validation plugin http://docs.jquery.com/Plugins/Validation#Example for checking that the user has typed something in the fields cause in either way, they will contain text. so how can i validate that the u...

Should you validate in the Model? (Symfony based question, but related to general MVC)

Hi, This is a quick question relating to Symfony, but could be a general MVC question. I have a class in my model, for example, WebUser. This class has a property of email_address. This value must be unique to each WebUser. Now, I've made it so all my Symfony forms validate that the email_address is unique for the given WebUser, howev...

ASP.NET - Make a Textbox Required IF a Checkbox is checked

Whats the best way to make a textbox required if a checkbox is checked? I figure I could write a custom validator, but I was hoping to avoid a full post back to check the validation if possible... I was thinking AJAX had something built in for this scenario, but I've been unable to find it. I'm thinking straight Javascript would also b...

How preg_match works exactly?

Hi, I've wrote a simple function to check if the string I send "should be" valid or not. // this works without problems function validate_email ($value) { return preg_match ("/^[^0-9][A-z0-9_]+([.][A-z0-9_]+)*[@][A-z0-9_]+([.][A-z0-9_]+)*[.][A-z]{2,4}$/", $value); } // this doesn't work function validate_string ($value) { retu...

.NET Regex Not working as it should

I have the following regex pattern: (.NET 1.1 Regex Validator) ^(?=.*[A-Za-z])[a-zA-Z0-9@\\-_\\+\\.]{6,32}$ I need to meet the following requirements: 6 to 32 characters must contain at least one letter. Allowed characters are letters (a-z, A-Z), numbers (0-9), @ ("at" symbol), . (period), _ (underscore), + (plus), - (minus)...

form fields; jquery validation

i am trying to validate my form fields calling the input text ids, but jquery is not validating it. here is what i have: email2: {// compound rule required: true, email: true }, if i change name="email2" it works fine, but i want name="email[]" as i have an array of ema...

What big change in the Django development version would account for these errors?

I was merrily developing a web application using the Django development version. After some time had passed, I updated to version 1.2 alpha 1 SVN-12271. Now, I am getting form field default cleaning error messages like "Value u'A325' is not a valid choice." This is on a choice field with no possibility of an invalid choice. Also, I'm see...

PHP filter_var() - FILTER_VALIDATE_URL

The FILTER_VALIDATE_URL filter seems to have some trouble validating non-ASCII URLs: var_dump(filter_var('http://pt.wikipedia.org/wiki/', FILTER_VALIDATE_URL)); // http://pt.wikipedia.org/wiki/ var_dump(filter_var('http://pt.wikipedia.org/wiki/Guimarães', FILTER_VALIDATE_URL)); // false Why isn't the last URL correctly validated? And ...

How to validate that a Refactoring is equal to original code.

I'm working with legacy java code, without any Unit-Tests. Many classes need to be refactored in order to work with the project. Many refactorings can be done with eclipse, and am I doing some by hand. After some refactoring I review the diff to cvs-HEAD, but i can't really feel certain that everything is 100% correct. The Question: ...

ajax/jquery disables links after submit

i am working on this form. i am using lightbox and dhtml fade effects. the content in my lightbox is a form. i am using jquery to validate the form. once the form is submitted, i redirect a user back to a thank you page. what i am noticing is that, once all the above events has taken place, i cannot click anywhere on my screen, all the l...

C# Authorization & Consistent Validation w/ PHP

So I've made a simple C# application and I'm currently using HTTPrequests to login to my phpBB forum, using a custom PHP file to check the post count of the user, and consistently resends HTTPrequests every 30 seconds. Unfortunately, I fear that this can easily be cracked despite the obfusculation. I've heard of serialization, but I don'...

Django's ModelForm unique_together validation

Hi, I have a Django model that looks like this. class Solution(models.Model): ''' Represents a solution to a specific problem. ''' name = models.CharField(max_length=50) problem = models.ForeignKey(Problem) description = models.TextField(blank=True) date = models.DateTimeField(auto_now_add=True) class M...

Form Validation Help

Hi I'm trying to create a simple registration form with ajax validation. I've got the form working almost how I'd like... a message appears on the page with the errors for each field entered incorrectly. The problem is all the error messages appear in one div together and I would like to have each field have its own div containing only...

jQuery Validation doesn't highlight my select field on error *solved

Hey everyone, I am trying to apply a drop down validation (so if the value is equal to 0 of a <select><option value="0">) then it applies a background-color of yellow as it does for the rest of my input fields. Here is my code: <script src="jq.js"></script> <script src="validate.js"></script> <script> jQuery.validator.addMethod( "sel...

Using jQuery to disable multiple selects.

Hey folks. I have 7 select menus. I want to have the user make three choices, leaving 4 select menus disabled. Here is the link: http://www.missionsolano.org/support_volunteer_form.php (under Areas of Interest). I open to using jQuery form validator plugins as well. Anyone have any tips? ...

A common way to make checking for nonexistence of a row and inserting it atomic?

I have a web-application. The flow of processing a form in it goes like this: Validate List errors or Insert/update the data In this particular scenario I'm developing a user registration process but I'm trying to find a common solution for all types of forms bases on checking availability of unique value in a database table. In thi...