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71 lines
1.4 KiB
71 lines
1.4 KiB
#include "webfuse/ws/url.hpp"
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#include <cstring>
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#include <stdexcept>
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namespace
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{
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bool starts_with(std::string const & value, std::string const & prefix)
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{
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return (0 == value.find(prefix));
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}
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std::string parse_protocol(std::string const &url, bool &use_tls)
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{
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if (starts_with(url, "ws://"))
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{
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use_tls = false;
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return url.substr(strlen("ws://"));
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}
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if (starts_with(url, "wss://"))
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{
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use_tls = true;
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return url.substr(strlen("wss://"));
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}
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throw std::runtime_error("unknown protocol");
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}
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}
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namespace webfuse
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{
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constexpr uint16_t const ws_port = 80;
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constexpr uint16_t const wss_port = 443;
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ws_url::ws_url(std::string const & url)
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{
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auto remainder = parse_protocol(url, use_tls);
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auto const path_start = remainder.find('/');
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if (path_start != std::string::npos)
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{
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path = remainder.substr(path_start);
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remainder = remainder.substr(0, path_start);
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}
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else
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{
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path = "/";
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}
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auto const port_start = remainder.find(':');
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if (port_start != std::string::npos)
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{
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auto const port_str = remainder.substr(port_start + 1);
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port = static_cast<uint16_t>(std::stoi(port_str));
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hostname = remainder.substr(0, port_start);
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}
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else
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{
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port = (use_tls) ? wss_port : ws_port;
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hostname = remainder;
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}
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}
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}
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