Function headersFilter

src/Server/HTTPHandlerRequestFilter.h:78–102

}

static inline auto headersFilter(Poco::Util::AbstractConfiguration & config, const std::string & prefix)
{
    std::unordered_map<String, std::pair<String, CompiledRegexPtr>> headers_expression;
    Poco::Util::AbstractConfiguration::Keys headers_name;
    config.keys(prefix, headers_name);

    for (const auto & header_name : headers_name)
    {
        const auto & expression = getExpression(config.getString(prefix + "." + header_name));
        checkExpression("", expression);    /// Check expression syntax is correct
        headers_expression.emplace(std::make_pair(header_name, expression));
    }

    return [headers_expression](const HTTPServerRequest & request)
    {
        for (const auto & [header_name, header_expression] : headers_expression)
        {
            const auto & header_value = request.get(header_name, "");
            if (!checkExpression(StringRef(header_value.data(), header_value.size()), header_expression))
                return false;
        }

        return true;
    };
}

}