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Use LUrlParser to fix issue of Windows (#53)

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LGTM
This commit is contained in:
Dimon4eg
2019-05-07 00:45:02 +03:00
committed by Benjamin Sergeant
parent 33f50e809a
commit 40069b50a2
9 changed files with 366 additions and 52 deletions
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3
ixwebsocket/IXHttpClient.cpp
View File

@@ -47,9 +47,8 @@ namespace ix
std::string protocol, host, path, query;
int port;
bool websocket = false;
if (!UrlParser::parse(url, protocol, host, path, query, port, websocket))
if (!UrlParser::parse(url, protocol, host, path, query, port))
{
std::stringstream ss;
ss << "Cannot parse url: " << url;

41
ixwebsocket/IXUrlParser.cpp
View File

@@ -5,43 +5,32 @@
*/
#include "IXUrlParser.h"
#include "LUrlParser.h"
#include <iostream>
#include <sstream>
namespace ix
{
//
// The only difference between those 2 regex is the protocol
//
std::regex UrlParser::_httpRegex("(http|https)://([^/ :]+):?([^/ ]*)(/?[^ #?]*)\\x3f?([^ #]*)#?([^ ]*)");
std::regex UrlParser::_webSocketRegex("(ws|wss)://([^/ :]+):?([^/ ]*)(/?[^ #?]*)\\x3f?([^ #]*)#?([^ ]*)");
bool UrlParser::parse(const std::string& url,
std::string& protocol,
std::string& host,
std::string& path,
std::string& query,
int& port,
bool websocket)
int& port)
{
std::cmatch what;
if (!regex_match(url.c_str(), what,
websocket ? _webSocketRegex : _httpRegex))
LUrlParser::clParseURL res = LUrlParser::clParseURL::ParseURL(url);
if (!res.IsValid())
{
return false;
}
std::string portStr;
protocol = res.m_Scheme;
host = res.m_Host;
path = res.m_Path;
query = res.m_Query;
protocol = std::string(what[1].first, what[1].second);
host = std::string(what[2].first, what[2].second);
portStr = std::string(what[3].first, what[3].second);
path = std::string(what[4].first, what[4].second);
query = std::string(what[5].first, what[5].second);
if (portStr.empty())
if (!res.GetPort(&port))
{
if (protocol == "ws" || protocol == "http")
{
@@ -58,12 +47,6 @@ namespace ix
return false;
}
}
else
{
std::stringstream ss;
ss << portStr;
ss >> port;
}
if (path.empty())
{
@@ -83,12 +66,12 @@ namespace ix
return true;
}
void UrlParser::printUrl(const std::string& url, bool websocket)
void UrlParser::printUrl(const std::string& url)
{
std::string protocol, host, path, query;
int port {0};
if (!parse(url, protocol, host, path, query, port, websocket))
if (!parse(url, protocol, host, path, query, port))
{
return;
}

10
ixwebsocket/IXUrlParser.h
View File

@@ -7,7 +7,6 @@
#pragma once
#include <string>
#include <regex>
namespace ix
{
@@ -19,13 +18,8 @@ namespace ix
std::string& host,
std::string& path,
std::string& query,
int& port,
bool websocket);
int& port);
static void printUrl(const std::string& url, bool websocket);
private:
static std::regex _httpRegex;
static std::regex _webSocketRegex;
static void printUrl(const std::string& url);
};
}

1
ixwebsocket/IXWebSocketHandshake.cpp
View File

@@ -12,7 +12,6 @@
#include <iostream>
#include <sstream>
#include <regex>
#include <random>
#include <algorithm>

3
ixwebsocket/IXWebSocketTransport.cpp
View File

@@ -137,9 +137,8 @@ namespace ix
{
std::string protocol, host, path, query;
int port;
bool websocket = true;
if (!UrlParser::parse(url, protocol, host, path, query, port, websocket))
if (!UrlParser::parse(url, protocol, host, path, query, port))
{
return WebSocketInitResult(false, 0,
std::string("Could not parse URL ") + url);

265
ixwebsocket/LUrlParser.cpp Normal file
View File

@@ -0,0 +1,265 @@
/*
* Lightweight URL & URI parser (RFC 1738, RFC 3986)
* https://github.com/corporateshark/LUrlParser
*
* The MIT License (MIT)
*
* Copyright (C) 2015 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.
*/
#include "LUrlParser.h"
#include <algorithm>
#include <cstring>
#include <stdlib.h>
// check if the scheme name is valid
static bool IsSchemeValid( const std::string& SchemeName )
{
for ( auto c : SchemeName )
{
if ( !isalpha( c ) && c != '+' && c != '-' && c != '.' ) return false;
}
return true;
}
bool LUrlParser::clParseURL::GetPort( int* OutPort ) const
{
if ( !IsValid() ) { return false; }
int Port = atoi( m_Port.c_str() );
if ( Port <= 0 || Port > 65535 ) { return false; }
if ( OutPort ) { *OutPort = Port; }
return true;
}
// based on RFC 1738 and RFC 3986
LUrlParser::clParseURL LUrlParser::clParseURL::ParseURL( const std::string& URL )
{
LUrlParser::clParseURL Result;
const char* CurrentString = URL.c_str();
/*
* <scheme>:<scheme-specific-part>
* <scheme> := [a-z\+\-\.]+
* For resiliency, programs interpreting URLs should treat upper case letters as equivalent to lower case in scheme names
*/
// try to read scheme
{
const char* LocalString = strchr( CurrentString, ':' );
if ( !LocalString )
{
return clParseURL( LUrlParserError_NoUrlCharacter );
}
// save the scheme name
Result.m_Scheme = std::string( CurrentString, LocalString - CurrentString );
if ( !IsSchemeValid( Result.m_Scheme ) )
{
return clParseURL( LUrlParserError_InvalidSchemeName );
}
// scheme should be lowercase
std::transform( Result.m_Scheme.begin(), Result.m_Scheme.end(), Result.m_Scheme.begin(), ::tolower );
// skip ':'
CurrentString = LocalString+1;
}
/*
* //<user>:<password>@<host>:<port>/<url-path>
* any ":", "@" and "/" must be normalized
*/
// skip "//"
if ( *CurrentString++ != '/' ) return clParseURL( LUrlParserError_NoDoubleSlash );
if ( *CurrentString++ != '/' ) return clParseURL( LUrlParserError_NoDoubleSlash );
// check if the user name and password are specified
bool bHasUserName = false;
const char* LocalString = CurrentString;
while ( *LocalString )
{
if ( *LocalString == '@' )
{
// user name and password are specified
bHasUserName = true;
break;
}
else if ( *LocalString == '/' )
{
// end of <host>:<port> specification
bHasUserName = false;
break;
}
LocalString++;
}
// user name and password
LocalString = CurrentString;
if ( bHasUserName )
{
// read user name
while ( *LocalString && *LocalString != ':' && *LocalString != '@' ) LocalString++;
Result.m_UserName = std::string( CurrentString, LocalString - CurrentString );
// proceed with the current pointer
CurrentString = LocalString;
if ( *CurrentString == ':' )
{
// skip ':'
CurrentString++;
// read password
LocalString = CurrentString;
while ( *LocalString && *LocalString != '@' ) LocalString++;
Result.m_Password = std::string( CurrentString, LocalString - CurrentString );
CurrentString = LocalString;
}
// skip '@'
if ( *CurrentString != '@' )
{
return clParseURL( LUrlParserError_NoAtSign );
}
CurrentString++;
}
bool bHasBracket = ( *CurrentString == '[' );
// go ahead, read the host name
LocalString = CurrentString;
while ( *LocalString )
{
if ( bHasBracket && *LocalString == ']' )
{
// end of IPv6 address
LocalString++;
break;
}
else if ( !bHasBracket && ( *LocalString == ':' || *LocalString == '/' ) )
{
// port number is specified
break;
}
LocalString++;
}
Result.m_Host = std::string( CurrentString, LocalString - CurrentString );
CurrentString = LocalString;
// is port number specified?
if ( *CurrentString == ':' )
{
CurrentString++;
// read port number
LocalString = CurrentString;
while ( *LocalString && *LocalString != '/' ) LocalString++;
Result.m_Port = std::string( CurrentString, LocalString - CurrentString );
CurrentString = LocalString;
}
// end of string
if ( !*CurrentString )
{
Result.m_ErrorCode = LUrlParserError_Ok;
return Result;
}
// skip '/'
if ( *CurrentString != '/' )
{
return clParseURL( LUrlParserError_NoSlash );
}
CurrentString++;
// parse the path
LocalString = CurrentString;
while ( *LocalString && *LocalString != '#' && *LocalString != '?' ) LocalString++;
Result.m_Path = std::string( CurrentString, LocalString - CurrentString );
CurrentString = LocalString;
// check for query
if ( *CurrentString == '?' )
{
// skip '?'
CurrentString++;
// read query
LocalString = CurrentString;
while ( *LocalString && *LocalString != '#' ) LocalString++;
Result.m_Query = std::string( CurrentString, LocalString - CurrentString );
CurrentString = LocalString;
}
// check for fragment
if ( *CurrentString == '#' )
{
// skip '#'
CurrentString++;
// read fragment
LocalString = CurrentString;
while ( *LocalString ) LocalString++;
Result.m_Fragment = std::string( CurrentString, LocalString - CurrentString );
CurrentString = LocalString;
}
Result.m_ErrorCode = LUrlParserError_Ok;
return Result;
}

78
ixwebsocket/LUrlParser.h Normal file
View File

@@ -0,0 +1,78 @@
/*
* Lightweight URL & URI parser (RFC 1738, RFC 3986)
* https://github.com/corporateshark/LUrlParser
*
* The MIT License (MIT)
*
* Copyright (C) 2015 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 clParseURL
{
public:
LUrlParserError m_ErrorCode;
std::string m_Scheme;
std::string m_Host;
std::string m_Port;
std::string m_Path;
std::string m_Query;
std::string m_Fragment;
std::string m_UserName;
std::string m_Password;
clParseURL()
: m_ErrorCode( LUrlParserError_Uninitialized )
{}
/// return 'true' if the parsing was successful
bool IsValid() const { return m_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 clParseURL ParseURL( const std::string& URL );
private:
explicit clParseURL( LUrlParserError ErrorCode )
: m_ErrorCode( ErrorCode )
{}
};
} // namespace LUrlParser