Existing Repeater not updating when new fields added.

[tnchuntic]

Issue description:

Existing Repeater not updating when new fields is added.

Version used:

WP Latest 4.9.6
Kirki 3.0.33

Using theme_mods or options?

theme_mods

Code to reproduce the issue (config + field(s))

Step 1: Create repeater with 2 fields
Step 2: Add and save data to fields
Step 3: Add new fields to repeater
Step 4: Update saved data
Step 5: Thats it will save only the first 2 fields value, but if you add new link it will get the 5 fields value.

Code:
Kirki::add_field(THEME_CUSTOMISER_ID, array(
'type' => 'repeater',
'label' => esc_attr__('Copyrights Links', TEXTDOMAIN),
'section' => 'copyrights_section',
'priority' => 10,
'row_label' => array(
'type' => 'field',
'value' => esc_attr__('Custom Link', TEXTDOMAIN),
'field' => 'link_text',
),
'button_label' => esc_attr__('Add Links', TEXTDOMAIN),
'settings' => 'copyright_links',
'default' => array(
array(
'link_text' => esc_attr__('Disclaimer', TEXTDOMAIN),
'link_url' => '/disclaimer',
'link_new_tab' => false,
'link_relationship' => '',
'link_class' => ''
),
array(
'link_text' => esc_attr__('Privacy Policy', TEXTDOMAIN),
'link_url' => '/privacy-policy',
'link_new_tab' => false,
'link_relationship' => '',
'link_class' => ''
),
array(
'link_text' => esc_attr__('Terms & Conditions', TEXTDOMAIN),
'link_url' => '/terms-conditions',
'link_new_tab' => false,
'link_relationship' => '',
'link_class' => ''
),
),
'fields' => array(
'link_text' => array(
'type' => 'text',
'label' => esc_attr__('Link Text', TEXTDOMAIN),
'description' => esc_attr__('This will be the label for your link', TEXTDOMAIN),
'default' => ''
),
'link_url' => array(
'type' => 'url',
'label' => esc_attr__('Link URL', TEXTDOMAIN),
'description' => esc_attr__('This will be the link URL', TEXTDOMAIN),
'default' => ''
),
'link_new_tab' => array(
'type' => 'checkbox',
'label' => esc_attr__('Open New Tab', TEXTDOMAIN),
'default' => false
),
'link_relationship' => array(
'type' => 'text',
'label' => esc_attr__('Link Relationship (XFN)', TEXTDOMAIN),
'description' => esc_attr__('This will be the link Relationship', TEXTDOMAIN),
'default' => ''
),
'link_class' => array(
'type' => 'text',
'label' => esc_attr__('CSS Classes (Optional)', TEXTDOMAIN),
'description' => esc_attr__('This will be the link Relationship', TEXTDOMAIN),
'default' => ''
)
)
));

Screenshots

[LeiShengyuan]

I have the same problem！

[clkdigital]

Has anyone found a solution for this yet?

[ArekZw]

The same: #1540

[aristath]

Closing as a duplicate of #1540
There is a plan to fix this, but it will take some time as it depends on other refactors and rewrites.