src/freenet/boardlistrequester.cpp

   1 #include "../../include/freenet/boardlistrequester.h"\r
   2 #include "../../include/freenet/boardlistxml.h"\r
   3 \r
   4 #include <Poco/DateTime.h>\r
   5 #include <Poco/DateTimeFormatter.h>\r
   6 \r
   7 #ifdef XMEM\r
   8         #include <xmem.h>\r
   9 #endif\r
  10 \r
  11 BoardListRequester::BoardListRequester()\r
  12 {\r
  13         Initialize();\r
  14 }\r
  15 \r
  16 BoardListRequester::BoardListRequester(FCPv2 *fcp):IIndexRequester<long>(fcp)\r
  17 {\r
  18         Initialize();\r
  19 }\r
  20 \r
  21 std::string BoardListRequester::GetIdentityName(const long identityid)\r
  22 {\r
  23         SQLite3DB::Statement st=m_db->Prepare("SELECT Name,PublicKey FROM tblIdentity WHERE IdentityID=?;");\r
  24         st.Bind(0,identityid);\r
  25         st.Step();\r
  26         if(st.RowReturned())\r
  27         {\r
  28                 std::vector<std::string> keyparts;\r
  29                 std::string key;\r
  30                 std::string name;\r
  31                 st.ResultText(0,name);\r
  32                 st.ResultText(1,key);\r
  33                 \r
  34                 StringFunctions::SplitMultiple(key,"@,",keyparts);\r
  35                 \r
  36                 if(keyparts.size()>1)\r
  37                 {\r
  38                         return name+"@"+keyparts[1];\r
  39                 }\r
  40                 else\r
  41                 {\r
  42                         return name+"@invalidpublickey";\r
  43                 }\r
  44         }\r
  45         else\r
  46         {\r
  47                 return "";\r
  48         }\r
  49 }\r
  50 \r
  51 const bool BoardListRequester::HandleAllData(FCPMessage &message)\r
  52 {       \r
  53         Poco::DateTime now;\r
  54         SQLite3DB::Statement st;\r
  55         std::vector<std::string> idparts;\r
  56         long datalength;\r
  57         std::vector<char> data;\r
  58         BoardListXML xml;\r
  59         long identityid;\r
  60         long index;\r
  61         std::string identityname="";\r
  62 \r
  63         StringFunctions::Split(message["Identifier"],"|",idparts);\r
  64         StringFunctions::Convert(message["DataLength"],datalength);\r
  65         StringFunctions::Convert(idparts[1],identityid);\r
  66         StringFunctions::Convert(idparts[2],index);\r
  67 \r
  68         identityname=GetIdentityName(identityid);\r
  69 \r
  70         // wait for all data to be received from connection\r
  71         while(m_fcp->Connected() && m_fcp->ReceiveBufferSize()<datalength)\r
  72         {\r
  73                 m_fcp->Update(1);\r
  74         }\r
  75 \r
  76         // if we got disconnected- return immediately\r
  77         if(m_fcp->Connected()==false)\r
  78         {\r
  79                 return false;\r
  80         }\r
  81 \r
  82         // receive the file\r
  83         data.resize(datalength);\r
  84         m_fcp->ReceiveRaw(&data[0],datalength);\r
  85 \r
  86         // parse file into xml and update the database\r
  87         if(xml.ParseXML(std::string(data.begin(),data.end()))==true)\r
  88         {\r
  89 \r
  90                 SQLite3DB::Statement brd=m_db->Prepare("SELECT BoardID,BoardName,BoardDescription FROM tblBoard WHERE BoardName=?;");\r
  91                 SQLite3DB::Statement ins=m_db->Prepare("INSERT INTO tblBoard(BoardName,BoardDescription,DateAdded,SaveReceivedMessages,AddedMethod) VALUES(?,?,?,?,?);");\r
  92                 SQLite3DB::Statement upd=m_db->Prepare("UPDATE tblBoard SET BoardDescription=? WHERE BoardID=?;");\r
  93                 for(long i=0; i<xml.GetCount(); i++)\r
  94                 {\r
  95                         int boardid;\r
  96                         std::string name="";\r
  97                         std::string description="";\r
  98 \r
  99                         brd.Bind(0,xml.GetName(i));\r
 100                         brd.Step();\r
 101                         \r
 102                         if(brd.RowReturned())\r
 103                         {\r
 104                                 brd.ResultInt(0,boardid);\r
 105                                 brd.ResultText(2,description);\r
 106                                 if(description=="" && xml.GetDescription(i)!="")\r
 107                                 {\r
 108                                         upd.Bind(0,xml.GetDescription(i));\r
 109                                         upd.Bind(1,boardid);\r
 110                                         upd.Step();\r
 111                                         upd.Reset();\r
 112                                 }\r
 113                         }\r
 114                         else\r
 115                         {\r
 116                                 ins.Bind(0,xml.GetName(i));\r
 117                                 ins.Bind(1,xml.GetDescription(i));\r
 118                                 ins.Bind(2,Poco::DateTimeFormatter::format(now,"%Y-%m-%d %H:%M:%S"));\r
 119                                 if(m_savemessagesfromnewboards)\r
 120                                 {\r
 121                                         ins.Bind(3,"true");\r
 122                                 }\r
 123                                 else\r
 124                                 {\r
 125                                         ins.Bind(3,"false");\r
 126                                 }\r
 127                                 ins.Bind(4,"Board List of "+identityname);\r
 128                                 ins.Step();\r
 129                                 ins.Reset();\r
 130                         }\r
 131                         brd.Reset();\r
 132                 }\r
 133 \r
 134                 st=m_db->Prepare("INSERT INTO tblBoardListRequests(IdentityID,Day,RequestIndex,Found) VALUES(?,?,?,'true');");\r
 135                 st.Bind(0,identityid);\r
 136                 st.Bind(1,idparts[4]);\r
 137                 st.Bind(2,index);\r
 138                 st.Step();\r
 139                 st.Finalize();\r
 140 \r
 141                 m_log->debug("BoardListRequester::HandleAllData parsed BoardList XML file : "+message["Identifier"]);\r
 142         }\r
 143         else\r
 144         {\r
 145                 // bad data - mark index\r
 146                 st=m_db->Prepare("INSERT INTO tblBoardListRequests(IdentityID,Day,RequestIndex,Found) VALUES(?,?,?,'false');");\r
 147                 st.Bind(0,identityid);\r
 148                 st.Bind(1,idparts[4]);\r
 149                 st.Bind(2,index);\r
 150                 st.Step();\r
 151                 st.Finalize();\r
 152 \r
 153                 m_log->error("BoardListRequester::HandleAllData error parsing BoardList XML file : "+message["Identifier"]);\r
 154         }\r
 155 \r
 156         // remove this identityid from request list\r
 157         RemoveFromRequestList(identityid);\r
 158 \r
 159         return true;\r
 160 \r
 161 }\r
 162 \r
 163 const bool BoardListRequester::HandleGetFailed(FCPMessage &message)\r
 164 {\r
 165         SQLite3DB::Statement st;\r
 166         std::vector<std::string> idparts;\r
 167         long identityid;\r
 168         long index;\r
 169 \r
 170         StringFunctions::Split(message["Identifier"],"|",idparts);\r
 171         StringFunctions::Convert(idparts[1],identityid);\r
 172         StringFunctions::Convert(idparts[2],index);     \r
 173 \r
 174         // if this is a fatal error - insert index into database so we won't try to download this index again\r
 175         if(message["Fatal"]=="true")\r
 176         {\r
 177                 st=m_db->Prepare("INSERT INTO tblBoardListRequests(IdentityID,Day,RequestIndex,Found) VALUES(?,?,?,'false');");\r
 178                 st.Bind(0,identityid);\r
 179                 st.Bind(1,idparts[4]);\r
 180                 st.Bind(2,index);\r
 181                 st.Step();\r
 182                 st.Finalize();\r
 183 \r
 184                 m_log->error("BoardListRequester::HandleGetFailed fatal error requesting "+message["Identifier"]);\r
 185         }\r
 186 \r
 187         // remove this identityid from request list\r
 188         RemoveFromRequestList(identityid);\r
 189 \r
 190         return true;\r
 191 }\r
 192 \r
 193 void BoardListRequester::Initialize()\r
 194 {\r
 195         std::string tempval="";\r
 196 \r
 197         m_fcpuniquename="BoardListRequester";\r
 198         m_maxrequests=0;\r
 199 \r
 200         Option::Instance()->Get("MaxBoardListRequests",tempval);\r
 201         StringFunctions::Convert(tempval,m_maxrequests);\r
 202         if(m_maxrequests<0)\r
 203         {\r
 204                 m_maxrequests=0;\r
 205                 m_log->error("Option MaxBoardListRequests is currently set at "+tempval+".  It must be 0 or greater.");\r
 206         }\r
 207         if(m_maxrequests>100)\r
 208         {\r
 209                 m_log->warning("Option MaxBoardListRequests is currently set at "+tempval+".  This value might be incorrectly configured.");\r
 210         }\r
 211 \r
 212         Option::Instance()->Get("SaveMessagesFromNewBoards",tempval);\r
 213         if(tempval=="true")\r
 214         {\r
 215                 m_savemessagesfromnewboards=true;\r
 216         }\r
 217         else\r
 218         {\r
 219                 m_savemessagesfromnewboards=false;\r
 220         }\r
 221 \r
 222         Option::Instance()->Get("LocalTrustOverridesPeerTrust",tempval);\r
 223         if(tempval=="true")\r
 224         {\r
 225                 m_localtrustoverrides=true;\r
 226         }\r
 227         else\r
 228         {\r
 229                 m_localtrustoverrides=false;\r
 230         }\r
 231 \r
 232 }\r
 233 \r
 234 void BoardListRequester::PopulateIDList()\r
 235 {\r
 236         int id;\r
 237         Poco::DateTime today;\r
 238 \r
 239         SQLite3DB::Statement st;\r
 240 \r
 241         if(m_localtrustoverrides==false)\r
 242         {\r
 243                 st=m_db->Prepare("SELECT IdentityID FROM tblIdentity WHERE PublicKey IS NOT NULL AND PublicKey <> '' AND LastSeen>='"+Poco::DateTimeFormatter::format(today,"%Y-%m-%d")+"' AND (LocalMessageTrust IS NULL OR LocalMessageTrust>=(SELECT OptionValue FROM tblOption WHERE Option='MinLocalMessageTrust')) AND (PeerMessageTrust IS NULL OR PeerMessageTrust>=(SELECT OptionValue FROM tblOption WHERE Option='MinPeerMessageTrust')) AND PublishBoardList='true' ORDER BY LocalMessageTrust+LocalTrustListTrust DESC, LastSeen;");\r
 244         }\r
 245         else\r
 246         {\r
 247                 st=m_db->Prepare("SELECT IdentityID FROM tblIdentity WHERE PublicKey IS NOT NULL AND PublicKey <> '' AND LastSeen>='"+Poco::DateTimeFormatter::format(today,"%Y-%m-%d")+"' AND (LocalMessageTrust>=(SELECT OptionValue FROM tblOption WHERE Option='MinLocalMessageTrust') OR (LocalMessageTrust IS NULL AND (PeerMessageTrust IS NULL OR PeerMessageTrust>=(SELECT OptionValue FROM tblOption WHERE Option='MinPeerMessageTrust')))) AND PublishBoardList='true' ORDER BY LocalMessageTrust+LocalTrustListTrust DESC, LastSeen;");\r
 248         }\r
 249         st.Step();\r
 250 \r
 251         m_ids.clear();\r
 252 \r
 253         while(st.RowReturned())\r
 254         {\r
 255                 st.ResultInt(0,id);\r
 256                 m_ids[id]=false;\r
 257                 st.Step();\r
 258         }\r
 259 \r
 260 }\r
 261 \r
 262 void BoardListRequester::StartRequest(const long &identityid)\r
 263 {\r
 264         Poco::DateTime now;\r
 265         FCPMessage message;\r
 266         std::string publickey;\r
 267         std::string indexstr;\r
 268         int index;\r
 269         std::string identityidstr;\r
 270 \r
 271         SQLite3DB::Statement st=m_db->Prepare("SELECT PublicKey FROM tblIdentity WHERE identityid=?;");\r
 272         st.Bind(0,identityid);\r
 273         st.Step();\r
 274 \r
 275         if(st.RowReturned())\r
 276         {\r
 277                 st.ResultText(0,publickey);\r
 278 \r
 279                 SQLite3DB::Statement st2=m_db->Prepare("SELECT MAX(RequestIndex) FROM tblBoardListRequests WHERE Day=? AND IdentityID=?;");\r
 280                 st2.Bind(0,Poco::DateTimeFormatter::format(now,"%Y-%m-%d"));\r
 281                 st2.Bind(1,identityid);\r
 282                 st2.Step();\r
 283 \r
 284                 index=0;\r
 285                 if(st2.RowReturned())\r
 286                 {\r
 287                         if(st2.ResultNull(0)==false)\r
 288                         {\r
 289                                 st2.ResultInt(0,index);\r
 290                                 index++;\r
 291                         }\r
 292                 }\r
 293                 st2.Finalize();\r
 294 \r
 295                 StringFunctions::Convert(index,indexstr);\r
 296                 StringFunctions::Convert(identityid,identityidstr);\r
 297 \r
 298                 message.SetName("ClientGet");\r
 299                 message["URI"]=publickey+m_messagebase+"|"+Poco::DateTimeFormatter::format(now,"%Y-%m-%d")+"|BoardList|"+indexstr+".xml";\r
 300                 message["Identifier"]=m_fcpuniquename+"|"+identityidstr+"|"+indexstr+"|"+message["URI"];\r
 301                 message["ReturnType"]="direct";\r
 302                 message["MaxSize"]="100000";                    // 100 KB\r
 303 \r
 304                 m_fcp->SendMessage(message);\r
 305 \r
 306                 m_requesting.push_back(identityid);\r
 307 \r
 308         }\r
 309         st.Finalize();\r
 310 \r
 311         m_ids[identityid]=true;\r
 312 \r
 313 }\r