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SLikeNet/Samples/PHPDirectoryServer2/main.cpp
dev0 f5c1412b28 Init
2025-11-24 14:19:51 +05:30

524 lines
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/*
* Original work: Copyright (c) 2014, Oculus VR, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* RakNet License.txt file in the licenses directory of this source tree. An additional grant
* of patent rights can be found in the RakNet Patents.txt file in the same directory.
*
*
* Modified work: Copyright (c) 2016-2020, SLikeSoft UG (haftungsbeschränkt)
*
* This source code was modified by SLikeSoft. Modifications are licensed under the MIT-style
* license found in the license.txt file in the root directory of this source tree.
*/
/// \file
/// \brief This file is a sample for using HTTPConnection and PHPDirectoryServer2
#include "slikenet/TCPInterface.h"
#include "slikenet/HTTPConnection.h"
#include "PHPDirectoryServer2.h"
#include "slikenet/sleep.h"
#include "slikenet/string.h"
#include "slikenet/GetTime.h"
#include "slikenet/DS_Table.h"
#include <cstring>
#include <cstdlib>
#include <cstdio>
#include "slikenet/Gets.h"
#include "slikenet/Getche.h"
#include "slikenet/linux_adapter.h"
#include "slikenet/osx_adapter.h"
using namespace SLNet;
// Allocate rather than create on the stack or the RakString mutex crashes on shutdown
TCPInterface *tcp;
HTTPConnection *httpConnection;
PHPDirectoryServer2 *phpDirectoryServer2;
enum ReadResultEnum
{
RR_EMPTY_TABLE,
RR_READ_TABLE,
RR_TIMEOUT,
};
ReadResultEnum ReadResult(SLNet::RakString &httpResult)
{
SLNet::TimeMS endTime= SLNet::GetTimeMS()+10000;
httpResult.Clear();
while (SLNet::GetTimeMS()<endTime)
{
Packet *packet = tcp->Receive();
if(packet)
{
httpConnection->ProcessTCPPacket(packet);
tcp->DeallocatePacket(packet);
}
if (httpConnection->HasRead())
{
httpResult = httpConnection->Read();
// Good response, let the PHPDirectoryServer2 class handle the data
// If resultCode is not an empty string, then we got something other than a table
// (such as delete row success notification, or the message is for HTTP only and not for this class).
HTTPReadResult readResult = phpDirectoryServer2->ProcessHTTPRead(httpResult);
if (readResult==HTTP_RESULT_GOT_TABLE)
{
//printf("RR_READ_TABLE\n");
return RR_READ_TABLE;
}
else if (readResult==HTTP_RESULT_EMPTY)
{
//printf("HTTP_RESULT_EMPTY\n");
return RR_EMPTY_TABLE;
}
}
// Update our two classes so they can do time-based updates
httpConnection->Update();
phpDirectoryServer2->Update();
// Prevent 100% cpu usage
RakSleep(30);
}
return RR_TIMEOUT;
}
bool HaltOnUnexpectedResult(ReadResultEnum result, ReadResultEnum expected)
{
if (result!=expected)
{
printf("TEST FAILED. Expected ");
switch (expected)
{
case RR_EMPTY_TABLE:
printf("no results");
break;
case RR_TIMEOUT:
printf("timeout");
break;
case RR_READ_TABLE:
printf("to download result");
break;
}
switch (result)
{
case RR_EMPTY_TABLE:
printf(". No results were downloaded");
break;
case RR_READ_TABLE:
printf(". Got a result");
break;
case RR_TIMEOUT:
printf(". Timeout");
break;
}
printf("\n");
return true;
}
return false;
}
void DownloadTable()
{
phpDirectoryServer2->DownloadTable("a");
}
void UploadTable(SLNet::RakString gameName, unsigned short gamePort)
{
phpDirectoryServer2->UploadTable("a", gameName, gamePort, false);
}
void UploadAndDownloadTable(SLNet::RakString gameName, unsigned short gamePort)
{
phpDirectoryServer2->UploadAndDownloadTable("a", "a", gameName, gamePort, false);
}
bool PassTestOnEmptyDownloadedTable()
{
const DataStructures::Table *games = phpDirectoryServer2->GetLastDownloadedTable();
if (games->GetRowCount()==0)
{
printf("Test passed.\n");
return true;
}
printf("TEST FAILED. Empty table should have been downloaded.\n");
return false;
}
bool VerifyDownloadMatchesUpload(int requiredRowCount, int testRowIndex)
{
const DataStructures::Table *games = phpDirectoryServer2->GetLastDownloadedTable();
if (games->GetRowCount()!=(unsigned int)requiredRowCount)
{
printf("TEST FAILED. Expected %i result rows, got %i\n", requiredRowCount, games->GetRowCount());
return false;
}
SLNet::RakString columnName;
SLNet::RakString value;
unsigned int i;
DataStructures::Table::Row *row = games->GetRowByIndex(testRowIndex, nullptr);
const DataStructures::List<DataStructures::Table::ColumnDescriptor>& columns = games->GetColumns();
unsigned int colIndex;
// +4 comes from automatic fields
// _GAME_PORT
// _GAME_NAME
// _SYSTEM_ADDRESS
// __SEC_AFTER_EPOCH_SINCE_LAST_UPDATE
if (phpDirectoryServer2->GetFieldCount()+4!=games->GetColumnCount())
{
printf("TEST FAILED. Expected %i columns, got %i\n", phpDirectoryServer2->GetFieldCount()+4, games->GetColumnCount());
printf("Expected columns:\n");
for (colIndex=0; colIndex < phpDirectoryServer2->GetFieldCount(); colIndex++)
{
phpDirectoryServer2->GetField(colIndex, columnName, value);
printf("%i. %s\n", colIndex+1, columnName.C_String());
}
printf("%i. _GAME_PORT\n", colIndex++);
printf("%i. _GAME_NAME\n", colIndex++);
printf("%i. _System_Address\n", colIndex++);
printf("%i. __SEC_AFTER_EPOCH_SINCE_LAST_UPDATE\n", colIndex++);
printf("Got columns:\n");
for (colIndex=0; colIndex < columns.Size(); colIndex++)
{
printf("%i. %s\n", colIndex+1, columns[colIndex].columnName);
}
return false;
}
for (i=0; i < phpDirectoryServer2->GetFieldCount(); i++)
{
phpDirectoryServer2->GetField(i, columnName, value);
for (colIndex=0; colIndex < columns.Size(); colIndex++)
{
if (strcmp(columnName.C_String(), columns[colIndex].columnName)==0)
break;
}
if (colIndex==columns.Size())
{
printf("TEST FAILED. Expected column with name %s\n", columnName.C_String());
return false;
}
if (strcmp(value.C_String(), row->cells[colIndex]->c)!=0)
{
printf("TEST FAILED. Expected row with value '%s' at index %i for column %s. Got '%s'.\n", value.C_String(), i, columnName.C_String(), row->cells[colIndex]->c);
return false;
}
}
printf("Test passed.\n");
return true;
}
void PrintHttpResult(SLNet::RakString httpResult)
{
printf("--- Last result read ---\n");
printf("%s", httpResult.C_String());
}
void PrintFieldColumns(void)
{
unsigned int colIndex;
SLNet::RakString columnName;
SLNet::RakString value;
for (colIndex=0; colIndex < phpDirectoryServer2->GetFieldCount(); colIndex++)
{
phpDirectoryServer2->GetField(colIndex, columnName, value);
printf("%i. %s\n", colIndex+1, columnName.C_String());
}
}
bool RunTest()
{
SLNet::RakString httpResult;
ReadResultEnum rr;
char ch[32];
printf("Warning, table must be clear before starting the test.\n");
printf("Press enter to start\n");
Gets(ch,sizeof(ch));
printf("*** Testing initial table is empty.\n");
// Table should start emptyF
DownloadTable();
if (HaltOnUnexpectedResult(rr=ReadResult(httpResult), RR_EMPTY_TABLE))
{PrintHttpResult(httpResult); return false;}
if (PassTestOnEmptyDownloadedTable()==false)
{PrintHttpResult(httpResult); return false;}
printf("*** Downloading again, to ensure download does not modify the table.\n");
// Downloading should not modify the table
DownloadTable();
if (HaltOnUnexpectedResult(rr=ReadResult(httpResult), RR_EMPTY_TABLE))
{PrintHttpResult(httpResult); return false;}
if (PassTestOnEmptyDownloadedTable()==false)
{PrintHttpResult(httpResult); return false;}
printf("*** Testing upload.\n");
// Upload values likely to mess up PHP
phpDirectoryServer2->SetField("TestField1","0");
phpDirectoryServer2->SetField("TestField2","");
phpDirectoryServer2->SetField("TestField3"," ");
phpDirectoryServer2->SetField("TestField4","!@#$%^&*(");
phpDirectoryServer2->SetField("TestField5","A somewhat big long string as these things typically go.\nIt even has a linebreak!");
phpDirectoryServer2->SetField("TestField6","=");
phpDirectoryServer2->UploadTable("a", "FirstGameUpload", 80, false);
if (HaltOnUnexpectedResult(rr=ReadResult(httpResult), RR_EMPTY_TABLE))
{PrintHttpResult(httpResult); return false;}
if (PassTestOnEmptyDownloadedTable()==false)
{PrintHttpResult(httpResult); return false;}
printf("*** Testing download, should match upload exactly.\n");
// Download what we just uploaded
DownloadTable();
if (HaltOnUnexpectedResult(rr=ReadResult(httpResult), RR_READ_TABLE))
{PrintHttpResult(httpResult); return false;}
// Check results
if (VerifyDownloadMatchesUpload(1,0)==false)
{PrintHttpResult(httpResult); return false;}
printf("*** Testing that download works twice in a row.\n");
// Make sure download works twice
DownloadTable();
if (HaltOnUnexpectedResult(rr=ReadResult(httpResult), RR_READ_TABLE))
{PrintHttpResult(httpResult); return false;}
// Check results
if (VerifyDownloadMatchesUpload(1,0)==false)
{PrintHttpResult(httpResult); return false;}
printf("*** Testing reuploading a game to modify fields.\n");
// Modify fields
phpDirectoryServer2->SetField("TestField1","zero");
phpDirectoryServer2->SetField("TestField2","empty");
phpDirectoryServer2->SetField("TestField3","space");
phpDirectoryServer2->SetField("TestField4","characters");
phpDirectoryServer2->SetField("TestField5","A shorter string");
phpDirectoryServer2->SetField("TestField6","Test field 6");
phpDirectoryServer2->UploadTable("a", "FirstGameUpload", 80, false);
if (HaltOnUnexpectedResult(rr=ReadResult(httpResult), RR_EMPTY_TABLE))
{PrintHttpResult(httpResult); return false;}
if (PassTestOnEmptyDownloadedTable()==false)
{PrintHttpResult(httpResult); return false;}
printf("*** Testing that downloading returns modified fields.\n");
// Download what we just uploaded
DownloadTable();
if (HaltOnUnexpectedResult(rr=ReadResult(httpResult), RR_READ_TABLE))
{PrintHttpResult(httpResult); return false;}
// Check results
if (VerifyDownloadMatchesUpload(1,0)==false)
{PrintHttpResult(httpResult); return false;}
printf("*** Testing that downloading works twice.\n");
// Make sure download works twice
DownloadTable();
if (HaltOnUnexpectedResult(rr=ReadResult(httpResult), RR_READ_TABLE))
{PrintHttpResult(httpResult); return false;}
// Check results
if (VerifyDownloadMatchesUpload(1,0)==false)
{PrintHttpResult(httpResult); return false;}
printf("*** Testing upload of a second game.\n");
// Upload another game
phpDirectoryServer2->SetField("TestField1","0");
phpDirectoryServer2->SetField("TestField2","");
phpDirectoryServer2->SetField("TestField3"," ");
phpDirectoryServer2->SetField("TestField4","Game two characters !@#$%^&*(");
phpDirectoryServer2->UploadTable("a", "SecondGameUpload", 80, false);
if (HaltOnUnexpectedResult(rr=ReadResult(httpResult), RR_EMPTY_TABLE))
{PrintHttpResult(httpResult); return false;}
if (PassTestOnEmptyDownloadedTable()==false)
{PrintHttpResult(httpResult); return false;}
SLNet::TimeMS startTime = SLNet::GetTimeMS();
printf("*** Testing 20 repeated downloads.\n");
//printf("Field columns\n");
//PrintFieldColumns();
// Download repeatedly
unsigned int downloadCount=0;
while (downloadCount < 20)
{
printf("*** (%i) Downloading 'FirstGameUpload'\n", downloadCount+1);
// Download again (First game)
DownloadTable();
if (HaltOnUnexpectedResult(rr=ReadResult(httpResult), RR_READ_TABLE))
{PrintHttpResult(httpResult); return false;}
// Check results
// DOn't have this stored anymore
// if (VerifyDownloadMatchesUpload(2,0)==false)
// {PrintHttpResult(httpResult); return false;}
printf("*** (%i) Downloading 'SecondGameUpload'\n", downloadCount+1);
// Download again (second game)
DownloadTable();
if (HaltOnUnexpectedResult(rr=ReadResult(httpResult), RR_READ_TABLE))
{PrintHttpResult(httpResult); return false;}
// Check results
if (VerifyDownloadMatchesUpload(2,1)==false)
{PrintHttpResult(httpResult); return false;}
downloadCount++;
RakSleep(1000);
}
printf("*** Waiting for 70 seconds to have elapsed...\n");
RakSleep(70000 - (SLNet::GetTimeMS()-startTime));
printf("*** Testing that table is now clear.\n");
// Table should be cleared
DownloadTable();
if (HaltOnUnexpectedResult(rr=ReadResult(httpResult), RR_EMPTY_TABLE))
{PrintHttpResult(httpResult); return false;}
if (PassTestOnEmptyDownloadedTable()==false)
{PrintHttpResult(httpResult); return false;}
printf("*** Testing upload and download. No games should be downloaded.\n");
phpDirectoryServer2->ClearFields();
phpDirectoryServer2->SetField("TestField1","NULL");
UploadAndDownloadTable("FirstGameUpload", 80);
if (HaltOnUnexpectedResult(rr=ReadResult(httpResult), RR_EMPTY_TABLE))
{PrintHttpResult(httpResult); return false;}
if (PassTestOnEmptyDownloadedTable()==false)
{PrintHttpResult(httpResult); return false;}
printf("*** Testing upload and download. One game should be downloaded.\n");
UploadAndDownloadTable("ThirdGameUpload", 80);
if (HaltOnUnexpectedResult(rr=ReadResult(httpResult), RR_READ_TABLE))
{PrintHttpResult(httpResult); return false;}
if (VerifyDownloadMatchesUpload(1,0)==false)
{PrintHttpResult(httpResult); return false;}
return true;
}
void OutputBody(HTTPConnection& http, const char *path, const char *data, TCPInterface& tcp);
void TestPHPDirectoryServer(int argc, char **argv)
{
printf("PHP Directory server 2.\n");
printf("Similar to lightweight database, but uses common shared webservers.\n");
printf("Set columns and one row for your game, and upload it to a\nviewable and downloadable webpage.\n");
printf("Difficulty: Intermediate\n\n");
// tcp = SLNet::OP_NEW<TCPInterface>(_FILE_AND_LINE_);
// httpConnection = SLNet::OP_NEW<HTTPConnection>(_FILE_AND_LINE_);
// phpDirectoryServer2 = SLNet::OP_NEW<PHPDirectoryServer2>(_FILE_AND_LINE_);
// SLNet::TimeMS lastTouched = 0;
char website[256];
char pathToPHP[256];
if (argc==3)
{
strcpy_s(website, argv[1]);
strcpy_s(pathToPHP, argv[2]);
}
else
{
printf("Enter website, e.g. jenkinssoftware.com:\n");
Gets(website,sizeof(website));
if (website[0]==0)
strcpy_s(website, "jenkinssoftware.com");
printf("Enter path to DirectoryServer.php, e.g. raknet/DirectoryServer.php:\n");
Gets(pathToPHP,sizeof(pathToPHP));
if (pathToPHP[0]==0)
strcpy_s(pathToPHP, "/raknet/DirectoryServer.php");
}
if (website[strlen(website)-1]!='/' && pathToPHP[0]!='/')
{
memmove(pathToPHP+1, pathToPHP, strlen(pathToPHP)+1);
pathToPHP[0]='/';
}
// This creates an HTTP connection using TCPInterface. It allows you to Post messages to and parse messages from webservers.
// The connection attempt is asynchronous, and is handled automatically as HTTPConnection::Update() is called
httpConnection->Init(tcp, website);
// This adds specific parsing functionality to HTTPConnection, in order to communicate with DirectoryServer.php
phpDirectoryServer2->Init(httpConnection, pathToPHP);
if (RunTest())
{
printf("All tests passed.\n");
}
char str[256];
do
{
printf("\nPress q to quit.\n");
Gets(str, sizeof(str));
} while (str[0]!='q');
// The destructor of each of these references the other, so delete in this order
SLNet::OP_DELETE(phpDirectoryServer2,_FILE_AND_LINE_);
SLNet::OP_DELETE(httpConnection,_FILE_AND_LINE_);
SLNet::OP_DELETE(tcp,_FILE_AND_LINE_);
}
void TestGet(void)
{
printf("This is NOT a reliable way to download from a website. Use libcurl instead.\n");
httpConnection->Init(tcp, "jenkinssoftware.com");
httpConnection->Get("/trivia/ranking.php?t=single&places=6&top");
for(;;)
{
Packet *packet = tcp->Receive();
if(packet)
{
//printf((char*) packet->data);
httpConnection->ProcessTCPPacket(packet);
tcp->DeallocatePacket(packet);
}
httpConnection->Update();
if (httpConnection->IsBusy()==false)
{
RakString fileContents = httpConnection->Read();
printf(fileContents.C_String());
_getche();
return;
}
// Prevent 100% cpu usage
RakSleep(30);
}
}
int main(int argc, char **argv)
{
printf("PHP Directory server 2.\n");
printf("Similar to lightweight database, but uses common shared webservers.\n");
printf("Set columns and one row for your game, and upload it to a\nviewable and downloadable webpage.\n");
printf("Difficulty: Intermediate\n\n");
tcp = SLNet::OP_NEW<TCPInterface>(__FILE__,__LINE__);
httpConnection = SLNet::OP_NEW<HTTPConnection>(__FILE__,__LINE__);
phpDirectoryServer2 = SLNet::OP_NEW<PHPDirectoryServer2>(__FILE__,__LINE__);
// RakNetTime lastTouched = 0;
// Start the TCP thread. This is used for general TCP communication, whether it is for webpages, sending emails, or telnet
tcp->Start(0, 64);
TestPHPDirectoryServer(argc,argv);
//TestGet();
return 0;
}
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