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8f1f64ffb6
Also update copyright to include "and other WPILib contributors" and clarify license referral language to not be restricted to FIRST teams.
94 lines
2.5 KiB
C++
94 lines
2.5 KiB
C++
// Copyright (c) FIRST and other WPILib contributors.
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// Open Source Software; you can modify and/or share it under the terms of
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// the WPILib BSD license file in the root directory of this project.
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#ifndef WPIUTIL_WPI_URLPARSER_H_
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#define WPIUTIL_WPI_URLPARSER_H_
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#include "wpi/StringRef.h"
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#include "wpi/http_parser.h"
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namespace wpi {
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/**
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* Parses a URL into its constiuent components.
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* `schema://userinfo@host:port/the/path?query#fragment`
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*/
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class UrlParser {
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public:
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/**
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* Parse a URL.
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* @param in input
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* @param isConnect
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*/
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UrlParser(StringRef in, bool isConnect) {
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m_data = in;
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http_parser_url_init(&m_url);
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m_error = http_parser_parse_url(in.data(), in.size(), isConnect, &m_url);
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}
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/**
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* Determine if the URL is valid (e.g. the parse was successful).
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*/
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bool IsValid() const { return !m_error; }
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bool HasSchema() const { return (m_url.field_set & (1 << UF_SCHEMA)) != 0; }
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bool HasHost() const { return (m_url.field_set & (1 << UF_HOST)) != 0; }
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bool HasPort() const { return (m_url.field_set & (1 << UF_PORT)) != 0; }
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bool HasPath() const { return (m_url.field_set & (1 << UF_PATH)) != 0; }
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bool HasQuery() const { return (m_url.field_set & (1 << UF_QUERY)) != 0; }
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bool HasFragment() const {
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return (m_url.field_set & (1 << UF_FRAGMENT)) != 0;
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}
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bool HasUserInfo() const {
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return (m_url.field_set & (1 << UF_USERINFO)) != 0;
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}
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StringRef GetSchema() const {
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return m_data.substr(m_url.field_data[UF_SCHEMA].off,
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m_url.field_data[UF_SCHEMA].len);
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}
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StringRef GetHost() const {
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return m_data.substr(m_url.field_data[UF_HOST].off,
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m_url.field_data[UF_HOST].len);
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}
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unsigned int GetPort() const { return m_url.port; }
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StringRef GetPath() const {
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return m_data.substr(m_url.field_data[UF_PATH].off,
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m_url.field_data[UF_PATH].len);
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}
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StringRef GetQuery() const {
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return m_data.substr(m_url.field_data[UF_QUERY].off,
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m_url.field_data[UF_QUERY].len);
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}
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StringRef GetFragment() const {
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return m_data.substr(m_url.field_data[UF_FRAGMENT].off,
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m_url.field_data[UF_FRAGMENT].len);
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}
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StringRef GetUserInfo() const {
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return m_data.substr(m_url.field_data[UF_USERINFO].off,
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m_url.field_data[UF_USERINFO].len);
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}
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private:
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bool m_error;
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StringRef m_data;
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http_parser_url m_url;
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};
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} // namespace wpi
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#endif // WPIUTIL_WPI_URLPARSER_H_
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