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Added url::Get interface

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This commit is contained in:
yhirose 2020-04-21 23:00:39 -04:00
parent 2b7a968468
commit da26b517a3
6 changed files with 153 additions and 6 deletions
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61
httplib.h
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@ -3885,10 +3885,10 @@ inline bool Client::redirect(const Request &req, Response &res) {
if (location.empty()) { return false; }
const static std::regex re(
R"(^(?:(https?):)?(?://([^/?#]*)(?:(:\d+))?)?([^?#]*(?:\?[^#]*)?)(?:#.*)?)");
R"(^(?:(https?):)?(?://([^:/?#]*)(?::(\d+))?)?([^?#]*(?:\?[^#]*)?)(?:#.*)?)");
std::smatch m;
if (!regex_match(location, m, re)) { return false; }
if (!std::regex_match(location, m, re)) { return false; }
auto scheme = is_ssl() ? "https" : "http";
@ -4967,6 +4967,63 @@ inline bool SSLClient::check_host_name(const char *pattern,
}
#endif
namespace url {
struct Options {
// TODO: support more options...
bool follow_location = false;
std::string client_cert_path;
std::string client_key_path;
std::string ca_cert_file_path;
std::string ca_cert_dir_path;
bool server_certificate_verification = false;
};
inline std::shared_ptr<Response> Get(const char *url, Options &options) {
const static std::regex re(
R"(^(https?)://([^:/?#]+)(?::(\d+))?([^?#]*(?:\?[^#]*)?)(?:#.*)?)");
std::cmatch m;
if (!std::regex_match(url, m, re)) { return nullptr; }
auto next_scheme = m[1].str();
auto next_host = m[2].str();
auto port_str = m[3].str();
auto next_path = m[4].str();
auto next_port = !port_str.empty() ? std::stoi(port_str)
: (next_scheme == "https" ? 443 : 80);
if (next_path.empty()) { next_path = "/"; }
if (next_scheme == "https") {
#ifdef CPPHTTPLIB_OPENSSL_SUPPORT
SSLClient cli(next_host.c_str(), next_port, options.client_cert_path,
options.client_key_path);
cli.set_follow_location(options.follow_location);
cli.set_ca_cert_path(options.ca_cert_file_path.c_str(), options.ca_cert_dir_path.c_str());
cli.enable_server_certificate_verification(
options.server_certificate_verification);
return cli.Get(next_path.c_str());
#else
return nullptr;
#endif
} else {
Client cli(next_host.c_str(), next_port, options.client_cert_path,
options.client_key_path);
cli.set_follow_location(options.follow_location);
return cli.Get(next_path.c_str());
}
}
inline std::shared_ptr<Response> Get(const char *url) {
Options options;
return Get(url, options);
}
} // namespace url
// ----------------------------------------------------------------------------
} // namespace httplib