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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                : benoitg@coeus.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:
    00082       message_out(ERROR, "StartElementEvent::empty\n");
    00083       break;
    00084     case StartElementEvent::cdata:
    00085       message_out(ERROR, "StartElementEvent::cdata\n");
    00086       break;
    00087     case StartElementEvent::rcdata:
    00088       message_out(ERROR, "StartElementEvent::rcdata\n");
    00089       break;
    00090     case StartElementEvent::mixed:
    00091       message_out(PARSER, "StartElementEvent::mixed");
    00092       is_data_element = true;
    00093       break;
    00094     case StartElementEvent::element:
    00095       message_out(PARSER, "StartElementEvent::element");
    00096       is_data_element = false;
    00097       break;
    00098     default:
    00099       message_out(ERROR, "Unknow SGML content type?!?!?!? OpenSP interface changed?");
    00100     }
    00101
    00102     if (is_data_element == false)
    00103     {
    00104       /*------- The following are OFX entities ---------------*/
    00105
    00106       if (identifier == "OFX")
    00107       {
    00108         message_out (PARSER, "Element " + identifier + " found");
    00109         MainContainer = new OfxMainContainer (libofx_context, curr_container_element, identifier);
    00110         curr_container_element = MainContainer;
    00111       }
    00112       else if (identifier == "STATUS")
    00113       {
    00114         message_out (PARSER, "Element " + identifier + " found");
    00115         curr_container_element = new OfxStatusContainer (libofx_context, curr_container_element, identifier);
    00116       }
    00117       else if (identifier == "STMTRS" ||
    00118                identifier == "CCSTMTRS" ||
    00119                identifier == "INVSTMTRS")
    00120       {
    00121         message_out (PARSER, "Element " + identifier + " found");
    00122         curr_container_element = new OfxStatementContainer (libofx_context, curr_container_element, identifier);
    00123       }
    00124       else if (identifier == "BANKTRANLIST")
    00125       {
    00126         message_out (PARSER, "Element " + identifier + " found");
    00127         //BANKTRANLIST ignored, we will process it's attributes directly inside the STATEMENT,
    00128         if (curr_container_element->type != "STATEMENT")
    00129         {
    00130           message_out(ERROR, "Element " + identifier + " found while not inside a STATEMENT container");
    00131         }
    00132         else
    00133         {
    00134           curr_container_element = new OfxPushUpContainer (libofx_context, curr_container_element, identifier);
    00135         }
    00136       }
    00137       else if (identifier == "STMTTRN")
    00138       {
    00139         message_out (PARSER, "Element " + identifier + " found");
    00140         curr_container_element = new OfxBankTransactionContainer (libofx_context, curr_container_element, identifier);
    00141       }
    00142       else if (identifier == "BUYDEBT" ||
    00143                identifier == "BUYMF" ||
    00144                identifier == "BUYOPT" ||
    00145                identifier == "BUYOTHER" ||
    00146                identifier == "BUYSTOCK" ||
    00147                identifier == "CLOSUREOPT" ||
    00148                identifier == "INCOME" ||
    00149                identifier == "INVEXPENSE" ||
    00150                identifier == "JRNLFUND" ||
    00151                identifier == "JRNLSEC" ||
    00152                identifier == "MARGININTEREST" ||
    00153                identifier == "REINVEST" ||
    00154                identifier == "RETOFCAP" ||
    00155                identifier == "SELLDEBT" ||
    00156                identifier == "SELLMF" ||
    00157                identifier == "SELLOPT" ||
    00158                identifier == "SELLOTHER" ||
    00159                identifier == "SELLSTOCK" ||
    00160                identifier == "SPLIT" ||
    00161                identifier == "TRANSFER" )
    00162       {
    00163         message_out (PARSER, "Element " + identifier + " found");
    00164         curr_container_element = new OfxInvestmentTransactionContainer (libofx_context, curr_container_element, identifier);
    00165       }
    00166       /*The following is a list of OFX elements whose attributes will be processed by the parent container*/
    00167       else if (identifier == "INVBUY" ||
    00168                identifier == "INVSELL" ||
    00169                identifier == "INVTRAN" ||
    00170                identifier == "SECID")
    00171       {
    00172         message_out (PARSER, "Element " + identifier + " found");
    00173         curr_container_element = new OfxPushUpContainer (libofx_context, curr_container_element, identifier);
    00174       }
    00175
    00176       /* The different types of accounts */
    00177       else if (identifier == "BANKACCTFROM" || identifier == "CCACCTFROM" || identifier == "INVACCTFROM")
    00178       {
    00179         message_out (PARSER, "Element " + identifier + " found");
    00180         curr_container_element = new OfxAccountContainer (libofx_context, curr_container_element, identifier);
    00181       }
    00182       else if (identifier == "SECINFO")
    00183       {
    00184         message_out (PARSER, "Element " + identifier + " found");
    00185         curr_container_element = new OfxSecurityContainer (libofx_context, curr_container_element, identifier);
    00186       }
    00187       /* The different types of balances */
    00188       else if (identifier == "LEDGERBAL" || identifier == "AVAILBAL")
    00189       {
    00190         message_out (PARSER, "Element " + identifier + " found");
    00191         curr_container_element = new OfxBalanceContainer (libofx_context, curr_container_element, identifier);
    00192       }
    00193       else
    00194       {
    00195         /* We dont know this OFX element, so we create a dummy container */
    00196         curr_container_element = new OfxDummyContainer(libofx_context, curr_container_element, identifier);
    00197       }
    00198     }
    00199     else
    00200     {
    00201       /* The element was a data element.  OpenSP will call one or several data() callback with the data */
    00202       message_out (PARSER, "Data element " + identifier + " found");
    00203       /* 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 */
    00204       if (incoming_data != "")
    00205       {
    00206         message_out (ERROR, "startElement: incoming_data should be empty! You are probably using OpenSP <= 1.3.4.  The folowing data was lost: " + incoming_data );
    00207         incoming_data.assign ("");
    00208       }
    00209     }
    00210   }
    00211
    00216   void endElement (const EndElementEvent & event)
    00217   {
    00218     string identifier;
    00219     bool end_element_for_data_element;
    00220
    00221     CharStringtostring (event.gi, identifier);
    00222     end_element_for_data_element = is_data_element;
    00223     message_out(PARSER, "endElement event received from OpenSP for element " + identifier);
    00224
    00225     position = event.pos;
    00226     if (curr_container_element == NULL)
    00227     {
    00228       message_out (ERROR, "Tried to close a " + identifier + " without a open element (NULL pointer)");
    00229       incoming_data.assign ("");
    00230     }
    00231     else     //curr_container_element != NULL
    00232     {
    00233       if (end_element_for_data_element == true)
    00234       {
    00235         incoming_data = strip_whitespace(incoming_data);
    00236
    00237         curr_container_element->add_attribute (identifier, incoming_data);
    00238         message_out (PARSER, "endElement: Added data '" + incoming_data + "' from " + identifier + " to " + curr_container_element->type + " container_element");
    00239         incoming_data.assign ("");
    00240         is_data_element = false;
    00241       }
    00242       else
    00243       {
    00244         if (identifier == curr_container_element->tag_identifier)
    00245         {
    00246           if (incoming_data != "")
    00247           {
    00248             message_out(ERROR, "End tag for non data element " + identifier + ", incoming data should be empty but contains: " + incoming_data + " DATA HAS BEEN LOST SOMEWHERE!");
    00249           }
    00250
    00251           if (identifier == "OFX")
    00252           {
    00253             /* The main container is a special case */
    00254             tmp_container_element = curr_container_element;
    00255             curr_container_element = curr_container_element->getparent ();
    00256             if (curr_container_element == NULL)
    00257             {
    00258               //Defensive coding, this isn't supposed to happen
    00259               curr_container_element = tmp_container_element;
    00260             }
    00261             if (MainContainer != NULL)
    00262             {
    00263               MainContainer->gen_event();
    00264               delete MainContainer;
    00265               MainContainer = NULL;
    00266               message_out (DEBUG, "Element " + identifier + " closed, MainContainer destroyed");
    00267             }
    00268             else
    00269             {
    00270               message_out (DEBUG, "Element " + identifier + " closed, but there was no MainContainer to destroy (probably a malformed file)!");
    00271             }
    00272           }
    00273           else
    00274           {
    00275             tmp_container_element = curr_container_element;
    00276             curr_container_element = curr_container_element->getparent ();
    00277             if (MainContainer != NULL)
    00278             {
    00279               tmp_container_element->add_to_main_tree();
    00280               message_out (PARSER, "Element " + identifier + " closed, object added to MainContainer");
    00281             }
    00282             else
    00283             {
    00284               message_out (ERROR, "MainContainer is NULL trying to add element " + identifier);
    00285             }
    00286           }
    00287         }
    00288         else
    00289         {
    00290           message_out (ERROR, "Tried to close a " + identifier + " but a " + curr_container_element->type + " is currently open.");
    00291         }
    00292       }
    00293     }
    00294   }
    00295
    00300   void data (const DataEvent & event)
    00301   {
    00302     string tmp;
    00303     position = event.pos;
    00304     AppendCharStringtostring (event.data, incoming_data);
    00305     message_out(PARSER, "data event received from OpenSP, incoming_data is now: " + incoming_data);
    00306   }
    00307
    00312   void error (const ErrorEvent & event)
    00313   {
    00314     string message;
    00315     string string_buf;
    00316     OfxMsgType error_type = ERROR;
    00317
    00318     position = event.pos;
    00319     message = message + "OpenSP parser: ";
    00320     switch (event.type)
    00321     {
    00322     case SGMLApplication::ErrorEvent::quantity:
    00323       message = message + "quantity (Exceeding a quantity limit):";
    00324       error_type = ERROR;
    00325       break;
    00326     case SGMLApplication::ErrorEvent::idref:
    00327       message = message + "idref (An IDREF to a non-existent ID):";
    00328       error_type = ERROR;
    00329       break;
    00330     case SGMLApplication::ErrorEvent::capacity:
    00331       message = message + "capacity (Exceeding a capacity limit):";
    00332       error_type = ERROR;
    00333       break;
    00334     case SGMLApplication::ErrorEvent::otherError:
    00335       message = message + "otherError (misc parse error):";
    00336       error_type = ERROR;
    00337       break;
    00338     case SGMLApplication::ErrorEvent::warning:
    00339       message = message + "warning (Not actually an error.):";
    00340       error_type = WARNING;
    00341       break;
    00342     case SGMLApplication::ErrorEvent::info:
    00343       message =  message + "info (An informationnal message.  Not actually an error):";
    00344       error_type = INFO;
    00345       break;
    00346     default:
    00347       message = message + "OpenSP sent an unknown error to LibOFX (You probably have a newer version of OpenSP):";
    00348     }
    00349     message =   message + "\n" + CharStringtostring (event.message, string_buf);
    00350     message_out (error_type, message);
    00351   }
    00352
    00357   void openEntityChange (const OpenEntityPtr & para_entity_ptr)
    00358   {
    00359     message_out(DEBUG, "openEntityChange()\n");
    00360     entity_ptr = para_entity_ptr;
    00361
    00362   };
    00363
    00364 private:
    00365 };
    00366
    00370 int ofx_proc_sgml(LibofxContext * libofx_context, int argc, char *argv[])
    00371 {
    00372   message_out(DEBUG, "Begin ofx_proc_sgml()");
    00373   message_out(DEBUG, argv[0]);
    00374   message_out(DEBUG, argv[1]);
    00375   message_out(DEBUG, argv[2]);
    00376
    00377   ParserEventGeneratorKit parserKit;
    00378   parserKit.setOption (ParserEventGeneratorKit::showOpenEntities);
    00379   EventGenerator *egp = parserKit.makeEventGenerator (argc, argv);
    00380   egp->inhibitMessages (true);  /* Error output is handled by libofx not OpenSP */
    00381   OFXApplication *app = new OFXApplication(libofx_context);
    00382   unsigned nErrors = egp->run (*app); /* Begin parsing */
    00383   delete egp;  //Note that this is where bug is triggered
    00384   return nErrors > 0;
    00385 }