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# ofx_sgml.cpp

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    00001 /***************************************************************************
    00002                           ofx_sgml.cpp
    00003                           -------------------
    00004     copyright            : (C) 2002 by Benoit Grégoire
    00005     email                : bock@step.polymtl.ca
    00006 ***************************************************************************/
    00012 /***************************************************************************
    00013  *                                                                         *
    00014  *   This program is free software; you can redistribute it and/or modify  *
    00015  *   it under the terms of the GNU General Public License as published by  *
    00016  *   the Free Software Foundation; either version 2 of the License, or     *
    00017  *   (at your option) any later version.                                   *
    00018  *                                                                         *
    00019  ***************************************************************************/
    00020
    00021 #ifdef HAVE_CONFIG_H
    00022 #include <config.h>
    00023 #endif
    00024
    00025 #include <iostream>
    00026 #include <stdlib.h>
    00027 #include <string>
    00028 #include "ParserEventGeneratorKit.h"
    00029 #include "libofx.h"
    00030 #include "ofx_utilities.hh"
    00031 #include "messages.hh"
    00032 #include "ofx_containers.hh"
    00033 #include "ofx_sgml.hh"
    00034
    00035 using namespace std;
    00036
    00037 OfxMainContainer * MainContainer = NULL;
    00038 extern SGMLApplication::OpenEntityPtr entity_ptr;
    00039 extern SGMLApplication::Position position;
    00040
    00041
    00044 class OFXApplication : public SGMLApplication
    00045 {
    00046 private:
    00047   OfxGenericContainer *curr_container_element;
    00048   OfxGenericContainer *tmp_container_element;
    00049   bool is_data_element;
    00050   string incoming_data;
    00051   LibofxContext * libofx_context;
    00052
    00053 public:
    00054
    00055   OFXApplication (LibofxContext * p_libofx_context)
    00056   {
    00057     MainContainer=NULL;
    00058     curr_container_element = NULL;
    00059     is_data_element = false;
    00060     libofx_context=p_libofx_context;
    00061   }
    00062   ~OFXApplication()
    00063   {
    00064     message_out(DEBUG,"Entering the OFXApplication's destructor");
    00065   }
    00066
    00071   void startElement (const StartElementEvent & event)
    00072   {
    00073     string identifier;
    00074     CharStringtostring (event.gi, identifier);
    00075     message_out(PARSER,"startElement event received from OpenSP for element " + identifier);
    00076
    00077     position = event.pos;
    00078
    00079     switch (event.contentType)
    00080       {
    00081       case StartElementEvent::empty:    message_out(ERROR,"StartElementEvent::empty\n");
    00082         break;
    00083       case StartElementEvent::cdata:    message_out(ERROR,"StartElementEvent::cdata\n");
    00084         break;
    00085       case StartElementEvent::rcdata:   message_out(ERROR,"StartElementEvent::rcdata\n");
    00086         break;
    00087       case StartElementEvent::mixed:    message_out(PARSER,"StartElementEvent::mixed");
    00088         is_data_element = true;
    00089         break;
    00090       case StartElementEvent::element:  message_out(PARSER,"StartElementEvent::element");
    00091         is_data_element = false;
    00092         break;
    00093       default:
    00094         message_out(ERROR,"Unknow SGML content type?!?!?!? OpenSP interface changed?");
    00095       }
    00096
    00097     if (is_data_element == false)
    00098       {
    00099         /*------- The following are OFX entities ---------------*/
    00100
    00101         if (identifier == "OFX")
    00102           {
    00103             message_out (PARSER, "Element " + identifier + " found");
    00104             MainContainer = new OfxMainContainer (libofx_context, curr_container_element, identifier);
    00105             curr_container_element = MainContainer;
    00106           }
    00107         else if (identifier == "STATUS")
    00108           {
    00109             message_out (PARSER, "Element " + identifier + " found");
    00110             curr_container_element = new OfxStatusContainer (libofx_context, curr_container_element, identifier);
    00111           }
    00112         else if (identifier == "STMTRS" ||
    00113                  identifier == "CCSTMTRS" ||
    00114                  identifier == "INVSTMTRS")
    00115           {
    00116             message_out (PARSER, "Element " + identifier + " found");
    00117             curr_container_element = new OfxStatementContainer (libofx_context, curr_container_element, identifier);
    00118           }
    00119         else if (identifier == "BANKTRANLIST")
    00120           {
    00121             message_out (PARSER, "Element " + identifier + " found");
    00122             //BANKTRANLIST ignored, we will process it's attributes directly inside the STATEMENT,
    00123             if(curr_container_element->type!="STATEMENT")
    00124               {
    00125                 message_out(ERROR,"Element " + identifier + " found while not inside a STATEMENT container");
    00126               }
    00127             else
    00128               {
    00129                 curr_container_element = new OfxPushUpContainer (libofx_context, curr_container_element, identifier);
    00130               }
    00131           }
    00132         else if (identifier == "STMTTRN")
    00133           {
    00134             message_out (PARSER, "Element " + identifier + " found");
    00135             curr_container_element = new OfxBankTransactionContainer (libofx_context, curr_container_element, identifier);
    00136           }
    00137         else if(identifier == "BUYDEBT" ||
    00138                 identifier == "BUYMF" ||
    00139                 identifier == "BUYOPT" ||
    00140                 identifier == "BUYOTHER" ||
    00141                 identifier == "BUYSTOCK" ||
    00142                 identifier == "CLOSUREOPT" ||
    00143                 identifier == "INCOME" ||
    00144                 identifier == "INVEXPENSE" ||
    00145                 identifier == "JRNLFUND" ||
    00146                 identifier == "JRNLSEC" ||
    00147                 identifier == "MARGININTEREST" ||
    00148                 identifier == "REINVEST" ||
    00149                 identifier == "RETOFCAP" ||
    00150                 identifier == "SELLDEBT" ||
    00151                 identifier == "SELLMF" ||
    00152                 identifier == "SELLOPT" ||
    00153                 identifier == "SELLOTHER" ||
    00154                 identifier == "SELLSTOCK" ||
    00155                 identifier == "SPLIT" ||
    00156                 identifier == "TRANSFER" )
    00157           {
    00158             message_out (PARSER, "Element " + identifier + " found");
    00159             curr_container_element = new OfxInvestmentTransactionContainer (libofx_context, curr_container_element, identifier);
    00160           }
    00161         /*The following is a list of OFX elements whose attributes will be processed by the parent container*/
    00162         else if (identifier == "INVBUY" ||
    00163                  identifier == "INVSELL" ||
    00164                  identifier == "INVTRAN" ||
    00165                  identifier == "SECID")
    00166           {
    00167             message_out (PARSER, "Element " + identifier + " found");
    00168             curr_container_element = new OfxPushUpContainer (libofx_context, curr_container_element, identifier);
    00169           }
    00170
    00171         /* The different types of accounts */
    00172         else if (identifier == "BANKACCTFROM" || identifier == "CCACCTFROM" || identifier == "INVACCTFROM")
    00173           {
    00174             message_out (PARSER, "Element " + identifier + " found");
    00175             curr_container_element = new OfxAccountContainer (libofx_context, curr_container_element, identifier);
    00176           }
    00177         else if (identifier == "SECINFO")
    00178           {
    00179             message_out (PARSER, "Element " + identifier + " found");
    00180             curr_container_element = new OfxSecurityContainer (libofx_context, curr_container_element, identifier);
    00181           }
    00182         /* The different types of balances */
    00183         else if (identifier == "LEDGERBAL" || identifier == "AVAILBAL")
    00184           {
    00185             message_out (PARSER, "Element " + identifier + " found");
    00186             curr_container_element = new OfxBalanceContainer (libofx_context, curr_container_element, identifier);
    00187           }
    00188         else
    00189           {
    00190             /* We dont know this OFX element, so we create a dummy container */
    00191             curr_container_element = new OfxDummyContainer(libofx_context, curr_container_element, identifier);
    00192           }
    00193       }
    00194     else
    00195       {
    00196         /* The element was a data element.  OpenSP will call one or several data() callback with the data */
    00197         message_out (PARSER, "Data element " + identifier + " found");
    00198         /* There is a bug in OpenSP 1.3.4, which won't send endElement Event for some elements, and will instead send an error like "document type does not allow element "MESSAGE" here".  Incoming_data should be empty in such a case, but it will not be if the endElement event was skiped. So we empty it, so at least the last element has a chance of having valid data */
    00199         if (incoming_data != "")
    00200           {
    00201             message_out (ERROR, "startElement: incoming_data should be empty! You are probably using OpenSP <= 1.3.4.  The folowing data was lost: " + incoming_data );
    00202             incoming_data.assign ("");
    00203           }
    00204       }
    00205   }
    00206
    00211   void endElement (const EndElementEvent & event)
    00212   {
    00213     string identifier;
    00214     bool end_element_for_data_element;
    00215
    00216     CharStringtostring (event.gi, identifier);
    00217     end_element_for_data_element=is_data_element;
    00218     message_out(PARSER,"endElement event received from OpenSP for element " + identifier);
    00219
    00220     position = event.pos;
    00221     if (curr_container_element == NULL)
    00222       {
    00223         message_out (ERROR,"Tried to close a "+identifier+" without a open element (NULL pointer)");
    00224         incoming_data.assign ("");
    00225       }
    00226     else //curr_container_element != NULL
    00227       {
    00228         if (end_element_for_data_element == true)
    00229           {
    00230             incoming_data = strip_whitespace(incoming_data);
    00231
    00232             curr_container_element->add_attribute (identifier, incoming_data);
    00233             message_out (PARSER,"endElement: Added data '" + incoming_data + "' from " + identifier + " to " + curr_container_element->type + " container_element");
    00234             incoming_data.assign ("");
    00235             is_data_element=false;
    00236           }
    00237         else
    00238           {
    00239             if (identifier == curr_container_element->tag_identifier)
    00240               {
    00241                 if(incoming_data!="")
    00242                   {
    00243                     message_out(ERROR,"End tag for non data element "+identifier+", incoming data should be empty but contains: "+incoming_data+" DATA HAS BEEN LOST SOMEWHERE!");
    00244                   }
    00245
    00246                 if(identifier == "OFX")
    00247                   {
    00248                     /* The main container is a special case */
    00249                     tmp_container_element = curr_container_element;
    00250                     curr_container_element = curr_container_element->getparent ();
    00251                     MainContainer->gen_event();
    00252                     delete MainContainer;
    00253                     MainContainer = NULL;
    00254                     message_out (DEBUG, "Element " + identifier + " closed, MainContainer destroyed");
    00255                   }
    00256                 else
    00257                   {
    00258                     tmp_container_element = curr_container_element;
    00259                     curr_container_element = curr_container_element->getparent ();
    00260                     if(MainContainer != NULL)
    00261                       {
    00262                         tmp_container_element->add_to_main_tree();
    00263                         message_out (PARSER, "Element " + identifier + " closed, object added to MainContainer");
    00264                       }
    00265                     else
    00266                       {
    00267                         message_out (ERROR, "MainContainer is NULL trying to add element " + identifier);
    00268                       }
    00269                   }
    00270               }
    00271             else
    00272               {
    00273                 message_out (ERROR, "Tried to close a "+identifier+" but a "+curr_container_element->type+" is currently open.");
    00274               }
    00275           }
    00276       }
    00277   }
    00278
    00283   void data (const DataEvent & event)
    00284   {
    00285     string tmp;
    00286     position = event.pos;
    00287     AppendCharStringtostring (event.data, incoming_data);
    00288     message_out(PARSER, "data event received from OpenSP, incoming_data is now: " + incoming_data);
    00289   }
    00290
    00295   void error (const ErrorEvent & event)
    00296   {
    00297     string message;
    00298     string string_buf;
    00299     OfxMsgType error_type = ERROR;
    00300
    00301     position = event.pos;
    00302     message = message + "OpenSP parser: ";
    00303     switch (event.type){
    00304     case SGMLApplication::ErrorEvent::quantity:
    00305       message = message + "quantity (Exceeding a quantity limit):";
    00306       error_type = ERROR;
    00307       break;
    00308     case SGMLApplication::ErrorEvent::idref:
    00309       message = message + "idref (An IDREF to a non-existent ID):";
    00310       error_type = ERROR;
    00311       break;
    00312     case SGMLApplication::ErrorEvent::capacity:
    00313       message = message + "capacity (Exceeding a capacity limit):";
    00314       error_type = ERROR;
    00315       break;
    00316     case SGMLApplication::ErrorEvent::otherError:
    00317       message = message + "otherError (misc parse error):";
    00318       error_type = ERROR;
    00319       break;
    00320     case SGMLApplication::ErrorEvent::warning:
    00321       message = message + "warning (Not actually an error.):";
    00322       error_type = WARNING;
    00323       break;
    00324     case SGMLApplication::ErrorEvent::info:
    00325       message =  message + "info (An informationnal message.  Not actually an error):";
    00326       error_type = INFO;
    00327       break;
    00328     default:
    00329       message = message + "OpenSP sent an unknown error to LibOFX (You probably have a newer version of OpenSP):";
    00330     }
    00331     message =   message + "\n" + CharStringtostring (event.message, string_buf);
    00332     message_out (error_type, message);
    00333   }
    00334
    00339   void openEntityChange (const OpenEntityPtr & para_entity_ptr)
    00340   {
    00341     message_out(DEBUG,"openEntityChange()\n");
    00342     entity_ptr = para_entity_ptr;
    00343
    00344   };
    00345
    00346 private:
    00347 };
    00348
    00352 int ofx_proc_sgml(LibofxContext * libofx_context, int argc, char *argv[])
    00353 {
    00354   message_out(DEBUG,"Begin ofx_proc_sgml()");
    00355   message_out(DEBUG,argv[0]);
    00356   message_out(DEBUG,argv[1]);
    00357   message_out(DEBUG,argv[2]);
    00358
    00359   ParserEventGeneratorKit parserKit;
    00360   parserKit.setOption (ParserEventGeneratorKit::showOpenEntities);
    00361   EventGenerator *egp = parserKit.makeEventGenerator (argc, argv);
    00362   egp->inhibitMessages (true);  /* Error output is handled by libofx not OpenSP */
    00363   OFXApplication *app = new OFXApplication(libofx_context);
    00364   unsigned nErrors = egp->run (*app); /* Begin parsing */
    00365   delete egp;  //Note that this is where bug is triggered
    00366   return nErrors > 0;
    00367 }