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Ioannis Kappas

<p>Adds native HTML5 validation support to the Gravity Forms plugin.</p>
<p>It supports both standard and paginated forms.</p>
<h4>Supported Standard Fields</h4>
<ul>
<li>Single Line Text</li>
<li>Paragraph Text</li>
<li>Drop Down</li>
<li>Multi Select</li>
<li>Checkboxes</li>
<li>Number</li>
<li>Radio Buttons</li>
</ul>
<h4>Supported Advanced Fields</h4>
<ul>
<li>Name</li>
<li>Date</li>
<li>Time</li>
<li>Phone</li>
<li>Address</li>
<li>Website</li>
<li>Username</li>
<li>Password</li>
<li>Email</li>
<li>File Upload</li>
</ul>
<h4>Supported Post Fields</h4>
<ul>
<li>Title</li>
<li>Body</li>
<li>Excerpt</li>
<li>Tags</li>
<li>Category</li>
<li>Post Image</li>
<li>Custom Field</li>
</ul>
<h4>Supported Pricing Fields</h4>
<ul>
<li>Product</li>
<li>Quantity</li>
<li>Credit Card</li>
</ul>
<h4>Supported Hooks</h4>
<ul>
<li>gform_name_prefix_required</li>
<li>gform_name_middle_required</li>
<li>gform_name_suffix_required</li>
<li>gform_address_street2_required</li>
</ul>
<p>These hooks can be used to force html5 validation on these subfields.</p>
<p>Example usage:</p>
<p>The following would apply your function to all forms.<br />
add_filter( ‘gform_name_prefix_required’, ‘your_function_name’, 10, 2 );</p>
<p>To target a specific form append the form id to the hook name. (format: gform_password_FORMID)<br />
add_filter( ‘gform_name_prefix_required_6’, ‘your_function_name’, 10, 2 );</p>
<p>The return value is expected to be a boolean value; As such you can also use them with “__return_true”.<br />
add_filter( ‘gform_address_street2_required’, ‘__return_true’ );</p>
<h4>Requirements</h4>
<p>This plugin requires prior installation and activation of <a href="http://www.gravityforms.com/" rel="nofollow ugc">Gravity Forms</a> plugin by <a href="http://www.rocketgenius.com/" rel="nofollow ugc">Rocketgenius</a> ver. 1.9 and above.</p>
<h4>Tested</h4>
<p>Up to Gravity Forms plugin ver. 1.9.17.6</p>


Gravity Forms HTML5 Validation

This plugin adds native HTML5 validation support to Gravity Forms' fields.

Ideal Postcodes

<p>This extension provides realtime address autocompletion lookup on your address forms, including billing and shipping. Ideal Postcodes address tools validates and accelerates customer entered address information to reduce cart abandonment and ensure correct delivery address capture.</p>
<p>Ideal Postcodes provides address autocomplete for your WooCommerce address forms. We specialize in the UK addressing data, drawing the most up-to-date & accurate UK dataset from Royal Mail on a daily basis. We have over 1,000 clients that use our address validation tools to speed up checkout, increase deliverability, and ensure data quality.</p>
<p>This extension adds address validation including realtime address autocompletion on your address forms. Our tools appear on your checkout and user account pages (for billing and shipping addresses). Our address validation tools speed up the checkout process and ensure that correct addresses are collected, thereby reducing cart abandonment and ensuring deliverability.</p>
<p>This extension is free to download and install. However, our address validation services requires a paid account at <a href="https://ideal-postcodes.co.uk" rel="nofollow ugc">ideal-postcodes.co.uk</a>.</p>
<ul>
<li>Looking for Gravity Forms Address Validation? <a href="https://ideal-postcodes.co.uk/guides/gravity" rel="nofollow ugc">See our guide</a></li>
<li>Looking for Contact Form 7 Address Validation? <a href="https://ideal-postcodes.co.uk/guides/contact-form-7" rel="nofollow ugc">See our guide</a></li>
</ul>
<p>Contact us if you get stuck. Drop by our <a href="https://ideal-postcodes.co.uk" rel="nofollow ugc">chat page</a> for immediate assistance or send us a message on one of our <a href="https://ideal-postcodes.co.uk/support" rel="nofollow ugc">support channels</a>.</p>
<h4>Benefits</h4>
<ul>
<li><em>Speed up the Checkout Process.</em> Reduce the time it takes to accurately insert an address on your checkout</li>
<li><em>Increase Deliverability.</em> Reduce failed deliveries by making address entry easier and less error prone</li>
<li><em>Ensure Data Quality.</em> Access the most up-to-date and accurate address dataset in the UK with Royal Mail’s PAF® dataset</li>
</ul>
<h4>Features</h4>
<ul>
<li>Address autocompletion on checkout shipping and billing pages</li>
<li>Address autocompletion on accounts pages</li>
<li>Post towns now capitalised by default (instead of all caps)</li>
<li>Checks if key is usable before enabling autocomplete</li>
<li>Optionally populate organisation name from selected address</li>
<li>Optionally populate county information</li>
</ul>
<h3>[3.10.2](https://github.com/ideal-postcodes/woocommerce/compare/3.10.1…3.10.2) (2025-11-10)</h3>
<h3>Bug Fixes</h3>
<ul>
<li>correct button class assignment logic for postcode field (<a href="https://github.com/ideal-postcodes/woocommerce/commit/dc9c8c9ef80e011dcf6a893339003df8f2515e4c" rel="nofollow ugc">dc9c8c9</a>)</li>
</ul>
<h4>3.10.1</h4>
<h3>[3.10.1](https://github.com/ideal-postcodes/woocommerce/compare/3.10.0…3.10.1) (2025-10-27)</h3>
<h3>Bug Fixes</h3>
<ul>
<li><strong>file:</strong> bump woocommerce.min.js version to 1.1 (<a href="https://github.com/ideal-postcodes/woocommerce/commit/7c5bc30b2b84653f34ab005e9c5b333345c22c17" rel="nofollow ugc">7c5bc30</a>)</li>
</ul>
<h4>3.10.0</h4>
<p><a href="https://github.com/ideal-postcodes/woocommerce/compare/3.9.3...3.10.0" rel="nofollow ugc">3.10.0</a> (2025-10-24)</p>
<h3>Features</h3>
<ul>
<li><strong>Security:</strong> Resolve CVE-2025-57923 (<a href="https://github.com/ideal-postcodes/woocommerce/commit/92fe630a7355f00d8fb5aa24de2eb592f9da95a6" rel="nofollow ugc">92fe630</a>)</li>
</ul>
<h4>3.9.2</h4>
<h3>Bug Fixes</h3>
<ul>
<li><strong>checkout-update:</strong> Update checkout event fix</li>
</ul>
<h4>3.8.2</h4>
<ul>
<li>Update Address Finder and Postcode Lookup to 5.2.6 and 3.1.6 versions</li>
<li>Axios security patch</li>
</ul>
<h4>3.8.1</h4>
<ul>
<li>Tested up to WooCommerce 10.0.4 and WordPress 6.8.2 environment</li>
</ul>
<h4>3.8.0</h4>
<ul>
<li>Add “Hide Address Fields Until Selection” option for separate address finder mode</li>
<li>Add warning about compatibility with postcode lookup feature</li>
<li>Improve address field visibility control when using separate address finder</li>
</ul>
<h4>3.7.2</h4>
<ul>
<li>Tested up to WooCommerce 9.8.5 and WordPress 6.8.1 environment</li>
</ul>
<h4>3.7.1</h4>
<ul>
<li>Only load admin settings script on the WooCommerce settings page</li>
<li>Clean up observers when postcode lookup fields are removed</li>
</ul>
<h4>3.7.0</h4>
<ul>
<li>Hide postcode lookup field when a non-GBR country is selected</li>
<li>Fix address population for dynamically generated inputs in WooCommerce Blocks checkout</li>
</ul>
<h4>3.6.5</h4>
<ul>
<li>Hide postcode lookup field when a non-GBR country is selected</li>
</ul>
<h4>3.6.4</h4>
<ul>
<li>Update to properly handle the Gutenberg country selector</li>
</ul>
<h4>3.6.2</h4>
<ul>
<li>Apply Axios security update</li>
</ul>
<h4>3.6.1</h4>
<ul>
<li>Fix synchronization between the selected country and Address Finder country</li>
</ul>
<h4>3.5.9</h4>
<ul>
<li>Enable removal of organisation name when option is enabled on configuration page</li>
</ul>
<h4>3.5.8</h4>
<ul>
<li>Fix how countries are selected on checkout billing and shipping pages</li>
<li>Update integration tests</li>
</ul>
<h4>3.5.7</h4>
<ul>
<li>Fix broken link in administrator’s plugin dashboard</li>
</ul>
<h4>3.5.6</h4>
<ul>
<li>Update Postcode Lookup to version 2.0.0</li>
</ul>
<h4>3.5.5</h4>
<ul>
<li>Toggle the country context of Address Finder when a new country is selected in checkout</li>
<li>Fix address field binding for certain countries with dynamically generated inputs in WooCommerce Blocks checkout</li>
</ul>
<h4>3.5.4</h4>
<ul>
<li>Improve Postcode Lookup layout on WooCommerce Blocks checkout</li>
</ul>
<h4>3.5.3</h4>
<ul>
<li>Improve handling of the new WooCommerce Blocks country and county combobox</li>
</ul>
<h4>3.5.2</h4>
<ul>
<li>Recompile JavaScript assets</li>
</ul>
<h4>3.5.1</h4>
<ul>
<li>Fix issue with country selection for certain country input fields</li>
</ul>
<h4>3.5.0</h4>
<ul>
<li>Add support for Blocks checkout</li>
<li>Add support for PHP 8.2+</li>
</ul>
<h4>3.4.4</h4>
<ul>
<li>Update Address Finder and Postcode Lookup to latest versions</li>
<li>Fix issue with admin Address Finder configuration override option</li>
<li>Add testing for PHP 8+</li>
</ul>
<h4>3.4.1</h4>
<ul>
<li>Allow Postcode Lookup style overrides</li>
</ul>
<h4>3.4.0</h4>
<ul>
<li>Add search for WordPress customer user creation</li>
</ul>
<h4>3.3.2</h4>
<ul>
<li>Declare compatibility for HPOS</li>
</ul>
<h4>3.2.3</h4>
<ul>
<li>Add Postcode Lookup entity targeting</li>
<li>Add Postcode Lookup contextClass to enable styling</li>
</ul>
<h4>3.2.2</h4>
<ul>
<li>Add tests for WooCommerce 5.9</li>
</ul>
<h4>3.2.1</h4>
<ul>
<li>Add tests for WooCommerce 5.6</li>
</ul>
<h4>3.2.0</h4>
<ul>
<li>Add Address Validation to WooCommerce Admin dashboard</li>
<li>Default county population to true</li>
<li>Test on WooCommerce 5.5</li>
<li>Upgrade Postcode Lookup to 1.8</li>
<li>Upgrade Address Finder to 2.2</li>
</ul>
<h4>3.1.4</h4>
<ul>
<li>Test on WooCommerce 5.4</li>
<li>Test on WordPress 5.7</li>
</ul>
<h4>3.1.3</h4>
<ul>
<li>Update readme</li>
</ul>
<h4>3.1.2</h4>
<ul>
<li>Test on WooCommerce 5.2</li>
</ul>
<h4>3.1.1</h4>
<ul>
<li>Upgrade Postcode Lookup to 1.7.2</li>
</ul>
<h4>3.1.0</h4>
<p><em>Important.</em> If you are using Postcode Lookup consider checking the styling of our Postcode Lookup tools on your checkout and user address book. This is particularly important if you are using custom styling to adapt our Postcode Lookup to your theme.</p>
<p>As always, please drop by chat (chat.ideal-postcodes.co.uk) if you have any questions about this change.</p>
<p>This update brings accessibility, usability and consistency improvements to our Postcode Lookup tools. In order to do this, the update reorganises Postcode Lookup HTML elements which may require you to update any custom styling you may have applied.</p>
<ul>
<li>Reorganise Postcode Lookup HTML Elements to more closely match WooCommerce defaults</li>
<li>Adds “Postcode Lookup” label above Postcode Lookup search box for better accessibility</li>
<li>Improves touch target size for small screen sizes on Postcode Lookup</li>
</ul>
<h4>3.0.6</h4>
<ul>
<li>Add testing for WooCommerce 5.1</li>
</ul>
<h4>3.0.5</h4>
<ul>
<li>Use the country ISO code in the country field when a text input is detected. Previously the plugin inserted the country’s full name; it now sets only the ISO code</li>
</ul>
<h4>3.0.4</h4>
<ul>
<li>Update Address Finder</li>
<li>Update Postcode Lookup</li>
<li>Rebuild JS payload to incorporate 3.0.3</li>
</ul>
<h4>3.0.3</h4>
<ul>
<li>Delay checkout refresh until after address population is complete</li>
</ul>
<h4>3.0.2</h4>
<ul>
<li>Improve styling of default Postcode Lookup setup</li>
</ul>
<h4>3.0.1</h4>
<ul>
<li>Update Address Finder to 1.8.0</li>
<li>Update Postcode Lookup to 1.7.0</li>
<li>Update and compress Address Finder CSS</li>
</ul>
<h4>3.0.0</h4>
<p>Substantial upgrade of Postcode Lookup and Address Finder.</p>
<p>Custom override users (advanced configuration) will be affected by Breaking Changes. You will not need to take action if your “Postcode Lookup Configuration Override” and “Address Autocomplete Configuration Override” configurations are empty.</p>
<p>If you are upgrading from 1.x please upgrade to 2.x first to ensure your configuration is migrated correctly.</p>
<p>Please reach out to support (https://ideal-postcodes.co.uk/support) if this change brings backwards incompatible changes not listed here. We will address these immediately.</p>
<p>New Features:</p>
<ul>
<li>Screen Reader Support. Both Postcode Lookup and Address Finder are now screen reader friendly. Any visually impaired user will now get audio cues when using our Address Validation tools.</li>
<li>Address Validation can be hidden when an unsupported territory/country is selected. This can be enabled from the admin panel.</li>
<li>Initialised Address Finder and Postcode Lookup controllers are now available at the global IdealPostcodes namespace for easier customisation</li>
<li>More custom callback options for Address Finder and Postcode Lookup</li>
<li>More custom styling options for Address Finder and Postcode Lookup</li>
<li>More custom behaviours like auto select single premise postcodes, hide/unhide address fields</li>
</ul>
<p>Breaking Changes:</p>
<ul>
<li>Both Postcode Lookup and Address Finder have been replaced. Any custom library overrides on the admin page must be translated into the new setup format.</li>
</ul>
<p>Deprecations:</p>
<ul>
<li>The legacy Postcode Lookup jQuery plugin is deprecated. This library will continue to be served until 4.0 is released. Please use Postcode Lookup instead (https://postcode-lookup.ideal-postcodes.dev/)</li>
<li>The legacy Address Finder plugin is deprecated. This library will continue to be served until 4.0 is released. Please use Address Finder instead (https://address-finder.ideal-postcodes.dev/)</li>
</ul>
<p>Chores:</p>
<ul>
<li>Add testing on WooCommerce 5.0</li>
<li>Remove data migration check</li>
</ul>
<h4>2.3.1</h4>
<ul>
<li>Add tests for WooCommerce 4.9</li>
</ul>
<h4>2.3.0</h4>
<ul>
<li>Add tests for WordPress 5.6</li>
<li>Add tests for WooCommerce 4.8</li>
</ul>
<h4>2.2.0</h4>
<ul>
<li>Add Postcode Lookup and Address Autocomplete configuration overrides</li>
</ul>
<h4>2.1.9</h4>
<ul>
<li>Tested up to WooCommerce 4.7</li>
<li>Test WordPress 5.5.3</li>
</ul>
<h4>2.0.3</h4>
<ul>
<li>Tested up to WooCommerce 4.6</li>
</ul>
<h4>2.0.2</h4>
<ul>
<li>Tested up to WooCommerce 4.3</li>
</ul>
<h4>2.0.1</h4>
<ul>
<li>Fix: restore manual checkout trigger</li>
</ul>
<h4>2.0.0</h4>
<ul>
<li>Tested up to WooCommerce 4.2</li>
<li>BREAKING CHANGE: Settings page moved to Integration tab, under “UK Address Postcode Validation”</li>
<li>Feature: Adds postcode lookup to checkout pages</li>
</ul>
<h4>1.0.5</h4>
<ul>
<li>Manually fire checkout refresh on address population</li>
</ul>
<h4>1.0.3</h4>
<ul>
<li>Update tested platforms for WordPress & WooCommerce</li>
<li>Release to WordPress plugins directory</li>
</ul>
<h4>1.0.2</h4>
<ul>
<li>Automate version deploys to WordPress plugins directory</li>
</ul>
<h4>1.0.1</h4>
<ul>
<li>Drop trademark for plugin submission</li>
</ul>
<h4>1.0.0</h4>
<ul>
<li>Initial release</li>
</ul>


UK Address Postcode Validation

Ideal Postcodes UK address search and validation extension for WooCommerce

Gravity Forms HTML5 Validation vs UK Address Postcode Validation