v3.1

3.1 - January 26, 2016

Fixes

• <input> fields being stripped from form when saving as a role other than "superadmin" on MultiSite installations.
• Certain actions like "renew lists" not working for users other than admin (if they have explicit access to settings pages).

Improvements

• Show Akamai firewall reference number when site's IP address is blocked
• Make sure integrations have a MailChimp list selected before trying to subscribe.
• Move less important settings to "Other" page.
• When a field is required in MailChimp, it has to be required in forms as well now.
• Allow including a _mc4wp_email_type field in forms to set an explicit email type.
• Miscellaneous overall performance improvements.

Additions

• Added debug logging, which shows all warnings & errors the plugin encountered in communicating with MailChimp.
• Add get_lists_for_email( $email ) method to API class.
• Add MC4WP_Queue class for better background processing of expensive operations.

v3.0.12

3.0.12 - January 15, 2016

Fixes

• Incorrect hooks being fired for successful and unsuccessful form sign-ups (which also broke the success redirect).

v3.0.11

3.0.11 - January 14, 2015

Improvements

• Allow splitting up "birthday" and "date" fields into separate fields with day, month and year index.
• Improved algorithm for finding fields when integrating with Contact Form 7 or other custom forms.
• Ninja Forms integration can now automatically find name-fields.
• Ninja Forms integration can now use mc4wp- prefixed admin labels.

Additions

• add_ecommerce_order() and delete_ecommerce_order() methods to API class.

MailChimp for WordPress v3.0.10

3.0.10 - January 6, 2016

Fixes

• 500 server error for "already subscribed" on Windows servers.
• Incorrect HTML being generated for hidden fields.
• Duplicate sign-up request when using CF7 integration.

Improvements

• Stop logging "already subscribed" errors to PHP's error log.
• Simplify pattern attribute for date fields.
• Remove invalid autofill attribute from honeypot field.

v3.0.9

3.0.9 - December 17, 2015

Fixes

Not being able to select a list when creating a new form.

v3.0.8

3.0.8 - December 15, 2015

Fixes

• Make sure mc4wp_show_form() works without passing a form ID.

Improvements

• Remove UI for bulk-enabling integrations, as every integration needs specific settings anyway.
• Do not print inline JavaScript for forms until it's surely needed.
• Add position key to mc4wp_admin_menu_items filter to set a menu position.
• Various minor code improvements.

v3.0.7

3.0.7 - December 10, 2015

Fixes

Workaround for SSL certification bug in WordPress 4.4, affecting servers with an older versions of OpenSSL installed.

Additions

Added mc4wp_use_sslverify filter to disable or explicitly enable SSL certificate verification.

v3.0.6

3.0.6 - December 9, 2015

Fixes

Workaround for SSL certification error introduced by WordPress 4.4, only affecting very old versions of PHP CURL.

v3.0.4

3.0.4 - December 7, 2015

Fixes

• Fixes compatibility issues with add-on plugins performing validation, like Goodbye Captcha and BWS Captcha.

Improvements

• Now using group ID's for interest grouping fields, so changing the group in MailChimp does not require updating your form code.
• Never load enabled integrations which are not installed.
• Reintroduce support for automatically sending OPTIN_IP

Additions

• Add filter: mc4wp_form_data, filters form data before it is processed.

v3.0.3

3.0.3 - November 30, 2015

Fixes

• Added backwards compatibility for Goodbye Captcha integration.

Improvements

• Prevented notice when saving Form widget settings for the first time.
• Add autofill="off" to honeypot field.
• Remove nonces from forms as they're not really useful for publicly available features.
• Errors returned by MailChimp are now logged for Forms as well.
• Pre-select MailChimp list if there's just one list in the connected account.
• Added missing translation calls for Form Editor.