LUrlParser.h

/*
 * Lightweight URL & URI parser (RFC 1738, RFC 3986)
 * https://github.com/corporateshark/LUrlParser
 * 
 * The MIT License (MIT)
 * 
 * Copyright (C) 2015-2020 Sergey Kosarevsky (sk@linderdaum.com)
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#pragma once

#include <string>

namespace LUrlParser
{
	enum LUrlParserError
	{
		LUrlParserError_Ok = 0,
		LUrlParserError_Uninitialized = 1,
		LUrlParserError_NoUrlCharacter = 2,
		LUrlParserError_InvalidSchemeName = 3,
		LUrlParserError_NoDoubleSlash = 4,
		LUrlParserError_NoAtSign = 5,
		LUrlParserError_UnexpectedEndOfLine = 6,
		LUrlParserError_NoSlash = 7,
	};

	class ParseURL
	{
	public:
		LUrlParserError errorCode_ = LUrlParserError_Uninitialized;
		std::string scheme_;
		std::string host_;
		std::string port_;
		std::string path_;
		std::string query_;
		std::string fragment_;
		std::string userName_;
		std::string password_;

		/// return 'true' if the parsing was successful
		bool isValid() const { return errorCode_ == LUrlParserError_Ok; }

		/// helper to convert the port number to int, return 'true' if the port is valid (within the 0..65535 range)
		bool getPort(int* outPort) const;

		/// parse the URL
		static ParseURL parseURL(const std::string& url);

	private:
		ParseURL() = default;
		explicit ParseURL(LUrlParserError errorCode)
			: errorCode_(errorCode)
		{}
	};
} // namespace LUrlParser