acf-dynamic-flexible-content-conditions.php

<?php
// ACF: Location Rules Types
add_filter('acf/location/rule_types', 'hwk_acf_flexible_location_rules_types');
function hwk_acf_flexible_location_rules_types($choices){
    $choices['Basic']['hwk_flexible_content_rule'] = 'Contenu Flexible';
    return $choices;
}

// ACF: Location Rules Values
add_filter('acf/location/rule_values/hwk_flexible_content_rule', 'hwk_acf_flexible_location_rules_values', 99);
function hwk_acf_flexible_location_rules_values($choices){
    if($groups = hwk_acf_get_flexible()){
        foreach($groups as $group){
            if($field = acf_get_fields($group))
                $choices[$field[0]['name']] = (isset($field[0]['label']) && !empty($field[0]['label'])) ? $field[0]['label'] : $field[0]['name'];
        }
    }
    
    return $choices;
}

// ACF: Location Rules Screen
add_filter('acf/location/screen', 'hwk_acf_flexible_location_screen', 10, 2);
function hwk_acf_flexible_location_screen($options, $group){
    foreach(hwk_acf_get_layouts() as $k => $group_keys){
        if(in_array($group['key'], $group_keys)){
            $options['hwk_flexible_content_rule'] = true;
            break;
        }
    }
  
    return $options;
}

// ACF: Location Rules Match
add_filter('acf/location/rule_match/hwk_flexible_content_rule', 'hwk_acf_flexible_location_rules_match', 10, 3);
function hwk_acf_flexible_location_rules_match($match, $rule, $options){
    if(isset($options['hwk_flexible_content_rule']) && $options['hwk_flexible_content_rule'] === true)
        $match = true;
    
    return $match;
}