src/freenet/messagerequester.cpp

   1 #include "../../include/freenet/messagerequester.h"\r
   2 #include "../../include/freenet/messagexml.h"\r
   3 \r
   4 #ifdef XMEM\r
   5         #include <xmem.h>\r
   6 #endif\r
   7 \r
   8 MessageRequester::MessageRequester()\r
   9 {\r
  10         Initialize();\r
  11 }\r
  12 \r
  13 MessageRequester::MessageRequester(FCPv2 *fcp):IIndexRequester<std::string>(fcp)\r
  14 {\r
  15         Initialize();\r
  16 }\r
  17 \r
  18 const long MessageRequester::GetBoardID(const std::string &boardname)\r
  19 {\r
  20         SQLite3DB::Statement st=m_db->Prepare("SELECT BoardID FROM tblBoard WHERE BoardName=?;");\r
  21         st.Bind(0,boardname);\r
  22         st.Step();\r
  23 \r
  24         if(st.RowReturned())\r
  25         {\r
  26                 int boardid;\r
  27                 st.ResultInt(0,boardid);\r
  28                 return boardid;\r
  29         }\r
  30         else\r
  31         {\r
  32                 DateTime now;\r
  33                 now.SetToGMTime();\r
  34                 st=m_db->Prepare("INSERT INTO tblBoard(BoardName,DateAdded) VALUES(?,?);");\r
  35                 st.Bind(0,boardname);\r
  36                 st.Bind(1,now.Format("%Y-%m-%d %H:%M:%S"));\r
  37                 st.Step(true);\r
  38                 return st.GetLastInsertRowID();\r
  39         }       \r
  40 }\r
  41 \r
  42 const std::string MessageRequester::GetIdentityName(const long identityid)\r
  43 {\r
  44         SQLite3DB::Statement st=m_db->Prepare("SELECT Name,PublicKey FROM tblIdentity WHERE IdentityID=?;");\r
  45         st.Bind(0,identityid);\r
  46         st.Step();\r
  47         if(st.RowReturned())\r
  48         {\r
  49                 std::vector<std::string> keyparts;\r
  50                 std::string key;\r
  51                 std::string name;\r
  52                 st.ResultText(0,name);\r
  53                 st.ResultText(1,key);\r
  54                 \r
  55                 StringFunctions::SplitMultiple(key,"@,",keyparts);\r
  56                 \r
  57                 if(keyparts.size()>1)\r
  58                 {\r
  59                         return name+"@"+keyparts[1];\r
  60                 }\r
  61                 else\r
  62                 {\r
  63                         return name+"@invalidpublickey";\r
  64                 }\r
  65         }\r
  66         else\r
  67         {\r
  68                 return "";\r
  69         }\r
  70 }\r
  71 \r
  72 const bool MessageRequester::HandleAllData(FCPMessage &message)\r
  73 {\r
  74         SQLite3DB::Statement st;\r
  75         std::vector<std::string> idparts;\r
  76         long datalength;\r
  77         std::vector<char> data;\r
  78         MessageXML xml;\r
  79         long identityid;\r
  80         long index;\r
  81 \r
  82         StringFunctions::Split(message["Identifier"],"|",idparts);\r
  83         StringFunctions::Convert(message["DataLength"],datalength);\r
  84         StringFunctions::Convert(idparts[2],identityid);\r
  85         StringFunctions::Convert(idparts[4],index);\r
  86 \r
  87         // wait for all data to be received from connection\r
  88         while(m_fcp->Connected() && m_fcp->ReceiveBufferSize()<datalength)\r
  89         {\r
  90                 m_fcp->Update(1);\r
  91         }\r
  92 \r
  93         // if we got disconnected- return immediately\r
  94         if(m_fcp->Connected()==false)\r
  95         {\r
  96                 return false;\r
  97         }\r
  98 \r
  99         // receive the file\r
 100         data.resize(datalength);\r
 101         m_fcp->ReceiveRaw(&data[0],datalength);\r
 102 \r
 103         // mark this index as received\r
 104         st=m_db->Prepare("UPDATE tblMessageRequests SET Found='true' WHERE IdentityID=? AND Day=? AND RequestIndex=?;");\r
 105         st.Bind(0,identityid);\r
 106         st.Bind(1,idparts[3]);\r
 107         st.Bind(2,index);\r
 108         st.Step();\r
 109         st.Finalize();\r
 110 \r
 111         // parse file into xml and update the database\r
 112         if(xml.ParseXML(std::string(data.begin(),data.end()))==true)\r
 113         {\r
 114                 std::vector<std::string> boards=xml.GetBoards();\r
 115 \r
 116                 if(boards.size()<=0)\r
 117                 {\r
 118                         m_log->WriteLog(LogFile::LOGLEVEL_ERROR,"MessageRequester::HandleAllData Message XML did not contain any boards! "+message["Identifier"]);\r
 119                         return true;\r
 120                 }\r
 121                 if(xml.GetReplyBoard()=="")\r
 122                 {\r
 123                         m_log->WriteLog(LogFile::LOGLEVEL_ERROR,"MessageRequester::HandleAllData Message XML did not contain a reply board! "+message["Identifier"]);\r
 124                         return true;\r
 125                 }\r
 126 \r
 127                 st=m_db->Prepare("INSERT INTO tblMessage(IdentityID,FromName,MessageDate,MessageTime,Subject,MessageUUID,ReplyBoardID,Body) VALUES(?,?,?,?,?,?,?,?);");\r
 128                 st.Bind(0,identityid);\r
 129                 st.Bind(1,GetIdentityName(identityid));\r
 130                 st.Bind(2,xml.GetDate());\r
 131                 st.Bind(3,xml.GetTime());\r
 132                 st.Bind(4,xml.GetSubject());\r
 133                 st.Bind(5,xml.GetMessageID());\r
 134                 st.Bind(6,GetBoardID(xml.GetReplyBoard()));\r
 135                 st.Bind(7,xml.GetBody());\r
 136                 st.Step(true);\r
 137                 int messageid=st.GetLastInsertRowID();\r
 138 \r
 139                 st=m_db->Prepare("INSERT INTO tblMessageBoard(MessageID,BoardID) VALUES(?,?);");\r
 140                 for(std::vector<std::string>::iterator i=boards.begin(); i!=boards.end(); i++)\r
 141                 {\r
 142                         st.Bind(0,messageid);\r
 143                         st.Bind(1,GetBoardID((*i)));\r
 144                         st.Step();\r
 145                         st.Reset();\r
 146                 }\r
 147                 st.Finalize();\r
 148 \r
 149                 st=m_db->Prepare("INSERT INTO tblMessageReplyTo(MessageID,ReplyToMessageUUID,ReplyOrder) VALUES(?,?,?);");\r
 150                 std::map<long,std::string> replyto=xml.GetInReplyTo();\r
 151                 for(std::map<long,std::string>::iterator j=replyto.begin(); j!=replyto.end(); j++)\r
 152                 {\r
 153                         st.Bind(0,messageid);\r
 154                         st.Bind(1,(*j).second);\r
 155                         st.Bind(2,(*j).first);\r
 156                         st.Step();\r
 157                         st.Reset();\r
 158                 }\r
 159                 st.Finalize();\r
 160 \r
 161                 m_log->WriteLog(LogFile::LOGLEVEL_DEBUG,"MessageRequester::HandleAllData parsed Message XML file : "+message["Identifier"]);\r
 162 \r
 163         }\r
 164         else\r
 165         {\r
 166                 m_log->WriteLog(LogFile::LOGLEVEL_ERROR,"MessageRequester::HandleAllData error parsing Message XML file : "+message["Identifier"]);\r
 167         }\r
 168 \r
 169         RemoveFromRequestList(idparts[1]);\r
 170 \r
 171         return true;\r
 172 }\r
 173 \r
 174 const bool MessageRequester::HandleGetFailed(FCPMessage &message)\r
 175 {\r
 176         DateTime now;\r
 177         SQLite3DB::Statement st;\r
 178         std::vector<std::string> idparts;\r
 179         std::string requestid;\r
 180         long index;\r
 181         long identityid;\r
 182 \r
 183         now.SetToGMTime();\r
 184         StringFunctions::Split(message["Identifier"],"|",idparts);\r
 185         requestid=idparts[1];\r
 186         StringFunctions::Convert(idparts[2],identityid);\r
 187         StringFunctions::Convert(idparts[4],index);\r
 188 \r
 189         // if this is a fatal error - insert index into database so we won't try to download this index again\r
 190         if(message["Fatal"]=="true")\r
 191         {\r
 192                 st=m_db->Prepare("UPDATE tblMessageRequests SET Found='true' WHERE IdentityID=? AND Day=? AND RequestIndex=?;");\r
 193                 st.Bind(0,identityid);\r
 194                 st.Bind(1,idparts[3]);\r
 195                 st.Bind(2,index);\r
 196                 st.Step();\r
 197                 st.Finalize();\r
 198 \r
 199                 m_log->WriteLog(LogFile::LOGLEVEL_ERROR,"MessageRequester::HandleGetFailed fatal error requesting "+message["Identifier"]);\r
 200         }\r
 201 \r
 202         // remove this identityid from request list\r
 203         RemoveFromRequestList(requestid);\r
 204 \r
 205         return true;\r
 206 }\r
 207 \r
 208 void MessageRequester::Initialize()\r
 209 {\r
 210         m_fcpuniquename="MessageRequester";\r
 211         std::string tempval;\r
 212         Option::Instance()->Get("MaxMessageRequests",tempval);\r
 213         StringFunctions::Convert(tempval,m_maxrequests);\r
 214         if(m_maxrequests<1)\r
 215         {\r
 216                 m_maxrequests=1;\r
 217                 m_log->WriteLog(LogFile::LOGLEVEL_ERROR,"Option MaxMessageRequests is currently set at "+tempval+".  It must be 1 or greater.");\r
 218         }\r
 219         if(m_maxrequests>100)\r
 220         {\r
 221                 m_log->WriteLog(LogFile::LOGLEVEL_WARNING,"Option MaxMessageRequests is currently set at "+tempval+".  This value might be incorrectly configured.");\r
 222         }\r
 223         Option::Instance()->Get("MessageDownloadMaxDaysBackward",tempval);\r
 224         StringFunctions::Convert(tempval,m_maxdaysbackward);\r
 225         if(m_maxdaysbackward<0)\r
 226         {\r
 227                 m_maxdaysbackward=0;\r
 228                 m_log->WriteLog(LogFile::LOGLEVEL_ERROR,"Option MessageDownloadMaxDaysBackward is currently set at "+tempval+".  It must be 0 or greater.");\r
 229         }\r
 230         if(m_maxdaysbackward>30)\r
 231         {\r
 232                 m_log->WriteLog(LogFile::LOGLEVEL_WARNING,"Option MessageDownloadMaxDaysBackward is currently set at "+tempval+".  This value might be incorrectly configured.");\r
 233         }\r
 234 }\r
 235 \r
 236 void MessageRequester::PopulateIDList()\r
 237 {\r
 238         DateTime date;\r
 239         std::string val1;\r
 240         std::string val2;\r
 241         std::string val3;\r
 242         std::string sql;\r
 243 \r
 244         date.SetToGMTime();\r
 245         date.Add(0,0,0,-m_maxdaysbackward);\r
 246 \r
 247         sql="SELECT tblIdentity.IdentityID,Day,RequestIndex ";\r
 248         sql+="FROM tblMessageRequests INNER JOIN tblIdentity ON tblMessageRequests.IdentityID=tblIdentity.IdentityID ";\r
 249         sql+="WHERE tblIdentity.LocalMessageTrust>=(SELECT OptionValue FROM tblOption WHERE Option='MinLocalMessageTrust') AND FromMessageList='true' AND Found='false' AND Day>='"+date.Format("%Y-%m-%d")+"' ";\r
 250         sql+="AND (tblIdentity.PeerMessageTrust IS NULL OR tblIdentity.PeerMessageTrust>=(SELECT OptionValue FROM tblOption WHERE Option='MinPeerMessageTrust')) ";\r
 251         sql+=";";\r
 252 \r
 253         SQLite3DB::Statement st=m_db->Prepare(sql);\r
 254         st.Step();\r
 255 \r
 256         m_ids.clear();\r
 257 \r
 258         while(st.RowReturned())\r
 259         {\r
 260                 st.ResultText(0,val1);\r
 261                 st.ResultText(1,val2);\r
 262                 st.ResultText(2,val3);\r
 263                 if(m_ids.find(val1+"*"+val2+"*"+val3)==m_ids.end())\r
 264                 {\r
 265                         m_ids[val1+"*"+val2+"*"+val3]=false;\r
 266                 }\r
 267                 st.Step();\r
 268         }\r
 269 \r
 270 }\r
 271 \r
 272 void MessageRequester::StartRequest(const std::string &requestid)\r
 273 {\r
 274         FCPMessage message;\r
 275         std::vector<std::string> parts;\r
 276         std::string tempval;\r
 277         long identityid;\r
 278         std::string date;\r
 279         std::string indexstr;\r
 280         std::string publickey;\r
 281 \r
 282         StringFunctions::Split(requestid,"*",parts);\r
 283         StringFunctions::Convert(parts[0],identityid);\r
 284         StringFunctions::Convert(parts[1],date);\r
 285         indexstr=parts[2];\r
 286 \r
 287         SQLite3DB::Statement st=m_db->Prepare("SELECT PublicKey FROM tblIdentity WHERE IdentityID=?;");\r
 288         st.Bind(0,identityid);\r
 289         st.Step();\r
 290 \r
 291         if(st.RowReturned())\r
 292         {\r
 293                 st.ResultText(0,publickey);\r
 294 \r
 295                 message.SetName("ClientGet");\r
 296                 message["URI"]=publickey+m_messagebase+"|"+date+"|Message|"+indexstr+".xml";\r
 297                 message["Identifier"]=m_fcpuniquename+"|"+requestid+"|"+parts[0]+"|"+parts[1]+"|"+parts[2]+"|"+message["URI"];\r
 298                 message["ReturnType"]="direct";\r
 299                 message["MaxSize"]="1000000";           // 1 MB\r
 300 \r
 301                 m_fcp->SendMessage(message);\r
 302 \r
 303                 m_requesting.push_back(requestid);\r
 304         }\r
 305         \r
 306         m_ids[requestid]=true;\r
 307 \r
 308 }\r