### 5.5.0 | 2024-09-23 - Added support for instructing the Mailchimp API to skip merge field validation by using the [gform_mailchimp_subscription](https://docs.gravityforms.com/gform_mailchimp_subscription/) filter to add the `skip_merge_validation` argument to the request. - Updated the status indicator component to be compatible with Gravity Forms v2.8.8. - Removed the deprecated gform_mailchimp_args_pre_subscribe filter. ### 5.4.0 | 2024-04-17 - Fixed an issue where the status of an existing subscribed list/audience member changes to pending when double opt-in is enabled on the feed. - Reminder: The gform_mailchimp_args_pre_subscribe filter is deprecated and will be removed in a future version. Please use the [gform_mailchimp_subscription](https://docs.gravityforms.com/gform_mailchimp_subscription/) filter instead. ### 5.3.0 | 2024-02-29 - Updated feed processing to include the tags in the request to the add/update member endpoint instead of making a separate request to the member tags endpoint. - Fixed an issue where an "Unable to add/update subscriber: Invalid Resource" error occurs when mapped field values include HTML entities. - Fixed a `Using ${var} in strings is deprecated, use {$var} instead` deprecation notice with PHP 8.2. - Fixed an error where the Mailchimp connection alerts appear when attempting to connect other add-ons. ### 5.2 | 2023-02-15 - Added Gravity Forms license key to oAuth process. - Added support for async (background) feed processing to improve form submission performance. - Fixed an issue that prevents the Marketing Permission setting from being applied to users in certain situations. - Fixed an issue where the opt-in email is not sending to already pending members when they resubscribe. ### 5.1 | 2022-05-11 - Fixed an issue where the save settings button isn't visible when creating or editing a feed. - Fixed a display issue with some conditional logic feed settings. - Fixed an issue where API calls are being made on all admin pages when checking for deprecated keys. ### 5.0 | 2021-09-29 - Updated the authorization flow to connect to the Mailchimp API via Oauth. ### 4.9 | 2021-04-28 - Fixed an issue where conditional logic is not correctly identifying matching selections when forms contain a multi-select field. - Fixed an issue where the add-on icon is missing on the form settings screen in Gravity Forms 2.5. ### 4.8 | 2020-09-09 - Added support for Gravity Forms 2.5. - Fixed birthday merge fields no longer being sent in the correct format expected by the Mailchimp API. ### 4.7 | 2020-03-24 - Added translations for Hebrew, Hindi, Japanese, and Turkish. - Added support for feed duplication. - Updated stylesheets to use minified versions. - Updated strings containing MailChimp to Mailchimp and list(s) to audience(s). - Fixed a PHP error which could occur when using the http_request_timeout filter with WP 5.1+. ### 4.6 | 2019-03-22 - Added support for Marketing Permissions (GDPR) fields. ### 4.5 | 2018-12-19 - Fixed new tags not being added when updating existing list member. ### 4.4 | 2018-10-29 - Added support for MailChimp contact tags. ### 4.3 | 2018-03-27 - Added security enhancements. - Added GPL to plugin header. - Updated API library to public property in support of MailChimp block. - Updated Plugin URI and Author URI to use https. - Fixed the MailChimp API returning a validation error for list date fields set to the DD/MM/YYYY format. - Fixed existing member retaining a status of cleaned or transactional instead of changing to pending or subscribed. - Fixed birthday and date merge fields not being sent in the defined date format. - Fixed an issue with the member status on resubscription to the list. - Fixed PHP notice if the interests are not returned by the MailChimp API for the existing member. - Fixed issue with css file that was being enqueued in every page. ### 4.2 | 2017-04-03 - Added additional logging when checking if a user's subscription status. - Added existing member object as sixth parameter of *gform_mailchimp_subscription* filter. - Fixed PHP warning when attempting to check for existing interests when member did not belong to any interest categories. - Fixed Fatal error that happened in certain situations. - Fixed existing interest categories not being properly associated to subscription object. - Fixed an issue with subscriptions not being created due to empty merge fields. - Fixed an issue which could prevent the feed groups being converted to interest categories when upgrading from older versions of the add-on. - Fixed inability to use double opt-in with existing members. - Fixed API response error handling; API key was incorrectly shown as valid when a 403 Forbidden error was returned. - Fixed an issue with the field value used for interest category logic evaluation. - Restored GFMailChimp::get_group_setting_key() for use when upgrading from older versions of MailChimp Add-On. - Restored double opt-in support for members who are being resubscribed to a list they are unsubscribed from. - Disabled double opt-in support for members who are being resubscribed to a list they are unsubscribed from. (Member will be automatically subscribed to the list. This is a temporary workaround for an issue with the MailChimp API.) - Re-introduced support for *gform_mailchimp_keep_existing_groups* filter. ### 4.1 | 2017-01-03 - Added additional error logging when creating a subscription. - Added support for configuring a note to be added to the subscriber. - Fixed a fatal error during feed processing when a list field is mapped to an entry property. - Fixed an issue where an Invalid Resource error would occur if the subscribers merge_fields property was included in the request when empty. - Fixed an issue with the note being urlencoded during merge tag processing. - Fixed users not being subscribed due to incorrect address formatting. - Increased number of merge fields returned for a list. - Updated feed processing to bypass override empty fields check for address fields. - Updated maximum number of category interests returned by the API. - Updated maximum number of interest groups returned by API. - Updated merge fields field map to only allow Address fields to be mapped to MailChimp address merge fields. - Updated strings for translations. - Updated subscription object to use existing member status where possible. ### 4.0 | 2016-12-20 - Added *gform_mailchimp_subscription* filter to modify subscription object. - Removed 3.0 upgrade page. - Removed send welcome email as feed settings option. - Updated API requests to use MailChimp API 3.0. ### 3.7.5 | 2016-11-29 - Fixed strings for translations. ### 3.7.4 | 2016-09-16 - Fixed an issue with multi-input fields available for use with groups logic not including the inputs (i.e. Name and Address). ### 3.7.3 | 2016-05-06 - Updated the MailChimp API to support the WP_PROXY_HOST and WP_PROXY_PORT constants when configuring the cURL options. ### 3.7.2 | 2016-03-11 - Fixed an issue which was preventing feed processing aborting early if there is an issue with the MailChimp API. ### 3.7.1 | 2015-09-23 - Fixed an issue where the cached settings were not cleared when the add-on was uninstalled. - Fixed a rare issue for some server environments where several groups could be assigned the same settings key causing js issues in the feed editor. - Fixed an issue where the cached group setting keys could be lost when updating the API key on the plugin settings tab. ### 3.7 | 2015-08-24 - Added form and field specific versions of the *gform_mailchimp_field_value* filter. - Added logging of group condition evaluation. - Added $transaction, either Update or Subscribe, as the fifth parameter of the *gform_mailchimp_args_pre_subscribe* filter. - Updated minimum Gravity Forms version to 1.9.3. - Updated 'Opt-In Condition' setting label to 'Conditional Logic'. - Updated feed processing to use get_field_value() when retrieving mapped field values, enabling support for GF_Field::get_value_export with GF 1.9.12.4 and later. - Updated to use GF_Field::is_conditional_logic_supported to determine which field types should be listed in the group condition fields drop down. - Fixed an issue with the feed list page if the API key not valid. - Fixed an issue with the location of the *gform_mailchimp_args_pre_subscribe* filter. - Fixed an issue with the upgrade routine which caused it run even if a pre-framework version hadn't been installed. - Remove plugin settings header and add line break after plugin settings description. ### 3.6 | 2015-04-20 - Added filter to allow changing parameters to the API method that returns the MailChimp Lists. - Added Spanish (es_ES) translation. - Fixed a low severity security vulnerability in the admin area which could be exploited by authenticated users with form administration permissions. - Fixed an issue with the members existing groups being lost if no new groups were selected and *gform_mailchimp_keep_existing_groups* is true. ### 3.5 | 2015-02-03 - Updated required version of Gravity Forms to 1.8.17. - Fixed an issue with Address fields where MailChimp would ignore the passed string if it did not contain the street address, city, state, or zip. ### 3.4 | 2015-02-02 - Added support for the middle name input when preparing Name field values. - Updated required version of Gravity Forms to 1.9. - Fixed an issue causing checkbox fields not to be mapped under certain conditions. - Fixed fatal error with PHP < 5.4. ### 3.3 | 2015-01-30 - Updated logging statements. - Updated the *gform_mailchimp_field_value filter* to have an additional parameter which includes the name of the custom mapped field. - Fixed issue causing address not to be mapped properly under certain scenarios. - Fixed Notice. - Fixed an issue with the concatenated string for Checkbox fields not being cleared before the next field is processed. - Fixed a warning when MailChimp interest groups aren't enabled on the list. ### 3.2 | 2014-12-08 - Added hook to allow args to be changed before sending submission to MailChimp. add_filter( 'gform_mailchimp_args_pre_subscribe', 'override_mailchimp_params', 10, 4 ); function override_mailchimp_params( $params, $form, $entry, $feed ) { // do stuff return $params; } - Added hook to select whether empty mapped fields should override existing values on Mailchimp; defaults to override. add_filter('gform_mailchimp_override_empty_fields', '__return_false' ); - Fixed issue where existing groups were not maintained for users already subscribed. - Fixed notice messages. - Fixed fatal error displayed on certain situations. ### 3.1 | 2014-11-21 - Fixed issue where grouping assignment was not working for already subscribed users. - Fixed issue where a fatal error is displayed in certain situations. - Fixed issue with upgrade that caused configuration not to be copied over in certain situations. ### 3.0 | 2014-11-04 - Added integration with Add-On Framework. - Added support for sending selected checkboxes as a concatenated string. - Updated POT file. - Updated required version of Gravity Forms to 1.8.17. - Updated to MailChimp API version 2.0. - Updated files removing closing php tag at the end. - Fixed a warning when MailChimp interest groups aren't enabled on the list. ### 2.2 | 2013-06-19 - Updated phone number when set to standard format "(#########)######### - ############" to send in required format of #########-#########-############. ### 2.1 | 2013-03-26 - Added Name (Full) as an option to the field mapping list when the form has a Name field set to Normal or Extended format. ### 2.0 | 2013-03-07 - Fixed PHP warnings when no API key was set. - Added the *gform_mailchimp_field_value* filter to enable the value to be modified before being sent to the MailChimp API. - Added entry meta to the list of available field mappings. - Fixed issue with group conditional logic not displaying all possible operators and value drop down correctly. - Fixed issue with special character in main group name. - Fixed issue with group conditional logic with non-selection field types. - Added new hook *gform_mailchimp_allow_resubscription* which allows disabling support for resubscription. add_filter('gform_mailchimp_allow_resubscription', '__return_false()'); - Fixed issue saving group settings in admin when sub groups have the same name. ### 1.9 | 2012-11-28 - Updated Group logic to keep existing groups. - Added filter to change logic back to overriding groups. add_filter("gform_mailchimp_keep_existing_groups", "__return_false"); - Updated to treat members as if they were a new subscribe request when currently set to a status on MailChimp's side of unsubscribed, pending, cleaned. - Fixed issue with special characters in MailChimp Group names causing issues when creating feed. ### 1.8 | 2012-10-24 - Fixed issue with GetFieldValues() when used with groups; was returning full select when only options were required. - Fixed notices. - Fixed group names (commas in names are treated by MailChimp as a delimiter indicating multiple groups). ### 1.7 | 2012-07-03 - Fixed issue with some Mapped Fields not being passed (Entry Date, User IP, Source Url, Form Title). - Added new conditional logic options (greater than, less than, contains starts with, ends with) and support for other conditional fields. - Fixed notices. - Fixed issue when testing if email is already in the list. ### 1.6.3 | 2012-03-13 - Added logging. - Fixed notices. - Fixed issue with single quotes on feed edit screen creating javascript errors. ### 1.6.2 | 2012-03-01 - Fixed issue with sack script being initialized with an incorrect admin url. - Fixed issue that causing conflicts with feeds created by older versions of the plugin. ### 1.6.1 | 2012-01-20 - Fixed issue that caused warnings to be displayed on feeds created by older versions. ### 1.6 | 2012-01-05 - Fixed issue where RG_CURRENT_PAGE constant was not available when GF is deactivated. - Fixed noticed caused where $api variable not declared. - Added support for MaiChimp Groups so that subscribers can be assigned to a group when added to a list. - Added Form Title to the list of fields to be mapped. - Updated procedure that gets the MailChimp lists so that more than 25 lists are returned (up to 100). - Added integration with PayPal so that subscribers can be added only when payment is received. ### 1.5 | 2011-06-23 - Updated API Wrapper to 1.3 (mini). - Removed blank strings from POT file to prevent error messages in Poedit. ### 1.4 | 2011-04-25 - Cleaned up notices. - Fixed issue when using Opt-in condition on a field with multiple single quote characters in the label. - Fixed issue when creating a feed using forms with HTML markup in field labels. ### 1.3.4 - Cleaned up notices. ### 1.3.3 - Added "Cancel" button to Edit page and updated "Save" and "Update" button verbiage. ### 1.3.2 | 2011-02-06 - Fixed issue with MailChimp lists being displayed as blank values. Taking into account different data formats returned by the API. ### 1.3.1 | 2010-12-15 - Using new MailChimp PHP API wrapper (v. 1.2.6) when authenticating via an API Key. ### 1.3 | 2010-12-15 - Added support for authentication via MailChimp API Key. ### 1.2 | 2010-12-15 - Fixed issue with automatic upgrade on WP 3.0. ### 1.1 - Adding MailChimp capabilities to admin role upon plugin activation. ### 1.0.beta-2 - Added MailChimp icon. - Renamed "Contact List" to "MailChimp List". ### 1.0.beta-1 - Changed text on list page when settings haven't been configured. - Created POT file. ### 0.2 | 2010-12-15 - Map Fields column headers to ?List Fields? and ?Form Fields? and bol. - Rename button to "Save Feed" for a new feed and "Update Feed" for an existing one. - Settings page subnavigation to look like "Edit Forms" subnav (i.e. All | Active | Inactive) with no pipe at the end. - Try adding menu item between Entries and Settings. - Move "Add Feed" to top right (like posts page) and rename to "Add new". ### 0.1 | 2010-12-15 - Split logic from Feeds Add-On. - Implemented automatic upgrade. - Implemented list page checkboxes (for bulk actions). - Implemented active/inactive icons on list page.