function field_settings_update()

in web/wp-content/plugins/acf-extended/includes/fields-settings/bidirectional.php [328:437]

• 55 lines of code
• 16 McCabe index (conditional complexity)

    function field_settings_update($field){
        
        // bypass
        if(acf_is_filter_enabled('acfe/bidirectional_setting')){
            return $field;
        }
        
        // previous setting values
        $_field = acf_get_field($field['key']);
        
        // turning off - Remove related field
        if($this->has_field_bidirectional($_field) && !$this->has_field_bidirectional($field)){
            
            // get related bidirectional related
            $r_fields = acf_get_array($_field['acfe_bidirectional']['acfe_bidirectional_related']);
            
            foreach($r_fields as $r_field_key){
                
                $r_field = acf_get_field($r_field_key);
                
                if(!$this->has_field_bidirectional($r_field)){
                    continue;
                }
                
                $r_field_related = acf_get_array($r_field['acfe_bidirectional']['acfe_bidirectional_related']);
                
                if(in_array($field['key'], $r_field_related)){
                    
                    foreach($r_field_related as $i => $r_field_r){
                        
                        if($r_field_r !== $field['key']){
                            continue;
                        }
                        
                        unset($r_field_related[$i]);
                        
                    }
                    
                    $r_field['acfe_bidirectional']['acfe_bidirectional_related'] = $r_field_related;
                    
                    if(empty($r_field_related)){
                        
                        $r_field['acfe_bidirectional']['acfe_bidirectional_enabled'] = false;
                        $r_field['acfe_bidirectional']['acfe_bidirectional_related'] = false;
                        
                    }
                    
                    acf_enable_filter('acfe/bidirectional_setting');
                    
                        // Update related bidirectional
                        acf_update_field($r_field);
                        
                        // Update field group (json/php sync)
                        $field_group = acfe_get_field_group_from_field($r_field);
                        acf_update_field_group($field_group);
                    
                    acf_disable_filter('acfe/bidirectional_setting');
                    
                }
                
            }
            
        }
        
        // turning on (or already on) - add related field
        elseif(($this->has_field_bidirectional($_field) && $this->has_field_bidirectional($field)) || (!$this->has_field_bidirectional($_field) && $this->has_field_bidirectional($field))){
            
            // get related bidirectional related
            $r_fields = acf_get_array($field['acfe_bidirectional']['acfe_bidirectional_related']);
            
            foreach($r_fields as $r_field_key){
                
                $r_field = acf_get_field($r_field_key);
                
                // reset related bidirectional related
                $r_field['acfe_bidirectional']['acfe_bidirectional_enabled'] = true;
    
                $r_field_related = array();
    
                if(isset($r_field['acfe_bidirectional']['acfe_bidirectional_related'])){
                    $r_field_related = acf_get_array($r_field['acfe_bidirectional']['acfe_bidirectional_related']);
                }
                
                if(!in_array($field['key'], $r_field_related)){
                    
                    $r_field_related[] = $field['key'];
                    
                    $r_field['acfe_bidirectional']['acfe_bidirectional_related'] = $r_field_related;
                    
                }
                
                acf_enable_filter('acfe/bidirectional_setting');
                
                    // update related bidirectional
                    acf_update_field($r_field);
        
                    // update field group (json/php sync)
                    $field_group = acfe_get_field_group_from_field($r_field);
                    acf_update_field_group($field_group);
                
                acf_disable_filter('acfe/bidirectional_setting');
                
            }
            
        }
        
        // return
        return $field;
        
    }