Setting up a custom validation method is relatively easy if you’ve got some PHP skills. If you’re familiar with using WordPress filters, then you’ve got the basic knowledge you need to set this up. If you’re not sure what WordPress filters are and how to use them, there is a good intro article that should… (read)
A not-uncommon scenario in a form is the case of City/State selectors. If the user chooses a state, it would be nice to let them choose the city without seeing cities from other states. This same principle can apply to many situations where the value of one selector is used to limit the selections available… (read)
Sometimes it’s necessary to create a custom form element to handle a specific need for a UI element in a Participants Database form. The means for doing that have been set up in the plugin, you’ll definitely need some coding skills to get this done, so this post will only briefly cover the basic steps… (read)
A few months ago, I wrote a tutorial on how to automatically send an email when a record is updated. I’ve gotten several requests for something very similar: how to send an email to a person who has signed up, but ONLY after their submission has been approved. This is a good way to avoid… (read)
Sometimes, you want to send a message to the person who created a record when their record is updated by an administrator. For example, let’s say you use Participants Database for a registration that requires approval by an admin before it can be used. You want to let the person who submitted the registration know… (read)
When a Participants Database signup form is submitted, it can be checked against the database for an existing record that matches the new submission. If you need to check multiple fields for a match because you don’t have a single field that uniquely identifies a record, here’s how you do that.
I sometimes get requests that the regex field validation allow for a blank entry or if there is an entry, it must follow a specific pattern. Like an optional email address that you want to be valid if it’s entered. This is possible, it’s just a matter of creating a regex that allows a blank… (read)
The Participants Database plugin includes a handy class for sending template-based emails. You can easily use this class to send custom emails from the plugin. The way this is usually done is to use the “send” static method of the class. You will need to provide the method with the email configuration information and a… (read)