How to Build Custom Forms in Drupal 8?


Introduction: Building Complex Forms in Drupal 8

This Tutorial will show how to build custom Forms in Drupal 8 with Fields, Content Types, Webform, & the core ContactForm module that all collect queried information from users.

Using Content Types with CCK Fields, Webforms, & Contact Forms can be combined as required to build data collection solutions for websites, i.e. address, email, & phone numbers.

The Contact Form & CCK modules are part of the default Drupal 8 installation but users will be required to install the Webform module which offers more advanced field customization options.

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Step One: Install the Contact, CCK, & Webform Modules

Start: Navigate to the Modules section of Drupal 8 administration. Confirm that the Contact Form module and the Field/Field UI modules are all enabled or enable & save the settings.

Next: Download & install the Webform module at admin/modules/install using the zip/gzip file.

Configuration: The Webform Module has three collections of sub-modules which must all be enabled in order to use the different features. Enable all of the options shown below.

How to Build Custom Forms in Drupal 8?

WEBFORM MODULE - CONFIGURATION OPTIONS:

  • (x) Webform - Enables the creation of webforms and questionnaires.
  • (x) Webform Access - Provides webform access controls for webform nodes.
  • (x) Webform Bootstrap - Helps support Webform to Bootstrap integration.
  • (o) Webform Devel - Provides development tools for the Webform module.
  • (x) Webform Image Select - Provides a webform element for a selecting an image.
  • (x) Webform Node - Provides a Webform content type which allows webforms to be integrated into a website as nodes.
  • (x) Webform Scheduled Email Handler - Extends the Webform email handler to allow emails to be scheduled.
  • (x) Webform Templates - Provides starter templates that can be used to create new webforms.
  • (x) Webform UI - Provides a user interface for building and maintaining webforms.

Configuration: Enable all of the module choices except for Webform Devel and then save the module settings. Optional: Enable the additional example modules for Webform.

How to Build Custom Forms in Drupal 8?

WEBFORM EXAMPLE MODULE - CONFIGURATION SETTINGS:

  • (x) Webform Element Example - Provides an example that shows how to create a Webform element.
  • (x) Webform Example Composite - Provides an example that shows how to create a Webform composite.
  • (x) Webform Examples - Provides examples of all webform elements and functionality which can used for demonstrating and testing advanced functionality or used as cut-n-paste code snippets for creating new webforms.
  • (x) Webform Examples Accessibility - Provides example webforms for reviewing and testing accessibility.
  • (x) Webform Handler Example - Provides an example of a webform handler.
  • (x) Webform Remote Post Example - Provides an example of a webform submission posted to a remote server.

WEBFORM [EXPERIMENTAL] - CONFIGURATION SETTINGS:

  • (o) Webform Shortcuts - Provides keyboard shortcuts to create and save webform elements.

Configuration: Enable all of the example modules but leave the experimental module disabled.

Finish: Save the module settings and use the sample Webform content as a guide for building complex forms in Drupal 8 on the basis of the provided templates for web publishing needs.

Step Two: Configure the Site-Wide Contact Form

Start: The Drupal 8 Contact Form allows any user who browses a website to send a email to the site owner. The Contact Form can also be customized with Fields for data collection.

Next: Navigate to admin/structure/contact & add a new Contact Form.

How to Build Custom Forms in Drupal 8?

Hint:Drupal 8 gives administrators the ability to create multiple contact forms, i.e. a site-wide form for anonymous users, business inquiry by a department, or special offer promotions.

How to Build Custom Forms in Drupal 8?

Configuration: Enter required values for the Label, Recipients (email addresses), Display Messages, & Redirect Path. Save the settings then use the path URL for menu links.

Step Three: Build a Webform for Custom Form Requirements

Start: The Webform module for Drupal 8 is sponsored and includes video tutorial content with sample Form content to get started. Navigate to: admin/structure/webform

How to Build Custom Forms in Drupal 8?

Next: Click on the link to “Add New Webform” & enter a name in the pop-up screen. On the form build page, click on the link “Add Element” and choose the type of Field required in the pop-up.

How to Build Custom Forms in Drupal 8?

Finish: Add fields for customer address, phone number, & email or use text fields for more lengthy written responses from consumers on surveys. Link the Webform URL to menu GUIs.

Step Four: Use CCK Fields & Nodes for Advanced Solutions

Start: Another way to build forms for users in Drupal 8 is to add custom Fields to Content Types, and then use the node create (node/add/***) form for registered users to submit data.

Next: Navigate to admin/structure/types/add and add a new Content Type to the CMS.

How to Build Custom Forms in Drupal 8?

Next: Navigate to admin/structure/types and click on “Manage Fields” to build the custom form. Use fields for address, email, phone number, images, pdf files, text responses, or html text.

Important: Make sure to set Permissions for User Roles on the content type used as a form at: admin/people/permissions so that users cannot view the response data that is collected.

Finish: Use the node create page for the Content Type or embed the form in a Block for Panels pages. Drupal 8 Fields can also be integrated with Views for custom display pages.

Conclusion: Build Forms with Custom Fields in Drupal 8

Summary: The Contact Form is an essential part of any CMS website, while the Webform module for Drupal 8 is best for creating advanced custom forms with many different field values.

Recommendation: Use custom Fields on D8 Content Types for Form solutions that require better Views integration or install the Webform Views Integration module for panel displays.

Drupal 8 Form Modules: Choose between the Contact Form, the Webform module, or using custom CCK Fields on a Content Type depending on the requirements for data collection.

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