Piwik\Plugins\CorePluginsAdmin\SettingsMetadata::findSettingValueFromRequest PHP Method

    private function findSettingValueFromRequest($settingValues, $pluginName, $settingName)
    {
        if (!array_key_exists($pluginName, $settingValues)) {
            return;
        }
        foreach ($settingValues[$pluginName] as $setting) {
            if ($setting['name'] === $settingName) {
                $value = null;
                if (array_key_exists('value', $setting)) {
                    $value = $setting['value'];
                }
                if (is_string($value)) {
                    return Common::unsanitizeInputValue($value);
                }
                return $value;
            }
        }
    }