Created
October 2, 2017 17:36
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"Nowhere" location rule for Advanced Custom Fields - never matches
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<?php | |
/* | |
Plugin Name: Advanced Custom Fields: Nowhere location rules | |
Description: Adds a "Nowhere" location rule in ACF | |
*/ | |
add_filter('acf/location/rule_types', function($rules) { | |
$rules['Extra']['nowhere'] = 'Nowhere'; | |
return $rules; | |
}); | |
add_filter('acf/location/rule_operators/nowhere', function($choices) { | |
if(isset($choices['=='])) { | |
unset($choices['==']); | |
} | |
if(isset($choices['!='])) { | |
unset($choices['!=']); | |
} | |
$choices['nowhere'] = '-'; | |
return $choices; | |
}); | |
add_filter('acf/location/rule_values/nowhere', function($choices) { | |
return ['nowhere' => '-']; | |
}); | |
add_filter('acf/location/rule_match/nowhere', function($match, $rule, $options) { | |
return false; | |
}, 10, 3); |
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More background: https://support.advancedcustomfields.com/forums/topic/ability-to-leave-a-fields-group-unasigned/