source: trunk/gsdl/src/recpt/comtypes.cpp@ 671

/**********************************************************************
 *
 * comtypes.cpp -- 
 * Copyright (C) 1999  The New Zealand Digital Library Project
 *
 * A component of the Greenstone digital library software
 * from the New Zealand Digital Library Project at the
 * University of Waikato, New Zealand.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 * $Id: comtypes.cpp 671 1999-10-14 23:02:34Z sjboddie $
 *
 *********************************************************************/

/*
   $Log$
   Revision 1.20  1999/10/14 23:02:34  sjboddie
   fixed bug in new parent metadata stuff

   Revision 1.19  1999/10/10 07:49:35  sjboddie
   - metadata now returns map rather than array
   - redesigned browsing support (although it's not finished
   so won't currently work ;-)

   Revision 1.18  1999/09/07 04:56:54  sjboddie
   added GPL notice

   Revision 1.17  1999/09/02 00:25:26  rjmcnab
   changes to get compiling on AIX

   Revision 1.16  1999/08/13 04:19:05  sjboddie
   added name attribute to metadata

   Revision 1.15  1999/08/03 03:31:43  sjboddie
   added ability to set receptionist from configuration files

   Revision 1.14  1999/07/16 03:41:29  sjboddie
   changed isApprox

   Revision 1.13  1999/07/08 20:46:45  rjmcnab
   Added the result number to the ResultDocInfo_t

   Revision 1.12  1999/07/07 06:11:33  rjmcnab
   Slight change for multiple phrase matching.

   Revision 1.11  1999/07/01 22:47:49  sjboddie
   added format option to collection info

   Revision 1.10  1999/06/29 22:05:01  rjmcnab
   Added a couple of fields to ResultDocInfo_t to handle a special
   version of mg.

   Revision 1.9  1999/06/16 02:01:22  sjboddie
   Few changes to get getParents filter option to return metadata of parents
   as well as current OID

   Revision 1.8  1999/05/10 03:40:33  sjboddie
   lots of changes - slowly getting document action sorted out

   Revision 1.7  1999/04/21 05:23:14  sjboddie

   Changed the way metadata is returned

   Revision 1.6  1999/04/06 22:20:34  rjmcnab
   Got browsefilter working.

   Revision 1.5  1999/03/31 23:44:47  rjmcnab
   Altered the protocol so that the metadata is part of the filter.

   Revision 1.4  1999/03/11 00:11:19  rjmcnab
   Added a function to get a string version of comerror_t

   Revision 1.3  1999/03/09 21:00:47  rjmcnab
   Reorganised the statusaction, added more functions to comtypes.

   Revision 1.2  1999/03/04 21:19:15  rjmcnab

   Added clear() functions to all the data types.

   Revision 1.1  1999/02/21 22:35:25  rjmcnab

   Initial revision.

 */


#include "comtypes.h"


text_t get_comerror_string (comerror_t err) {
  if (err == noError) return "no error";
  else if (err == authenticationFailure) return "authentication failure";
  else if (err == protocolError) return "protocol error";
  else if (err == configurationError) return "configuration error";
  else if (err == systemProblem) return "system problem";

  return "unknown problem";
}


void ShortColInfo_t::clear() {
  name.clear();
  host.clear();
  port = 0;
}

void ColInfoResponse_t::clear () {
  shortInfo.clear();
  isPublic=false;
  isBeta=false;
  buildDate=0;
  numDocs=0;
  numWords=0;
  numBytes=0;
  format.erase(format.begin(), format.end());
  receptionist.clear();
}

void InfoFiltersResponse_t::clear () {
  filterNames.erase(filterNames.begin(), filterNames.end());
}


void InfoFilterOptionsRequest_t::clear () {
  filterName.clear();
}


void FilterOption_t::clear () {
  name.clear();
  type = booleant;
  repeatable = onePerQuery;
  defaultValue.clear();
  validValues.erase(validValues.begin(), validValues.end());
}

void FilterOption_t::check_defaultValue () {
  text_tarray::iterator here, end;

  // how the default is interpreted depends on the option type
  switch (type) {
  case booleant: 
  case enumeratedt: // has to be one of the validValues
    here = validValues.begin ();
    end = validValues.end ();
    while (here != end) {
      if (*here == defaultValue) return;
      here++;
    }
    
    break;

  case integert: // has to be in the validValues range
    if ((validValues.size() >= 2) &&
    (validValues[0].getint() <= defaultValue.getint()) &&
    (validValues[1].getint() >= defaultValue.getint()))
      return;
    break;

  case stringt: // any value is valid
    return; 
  }

  // did not find the defaultValue
  if (validValues.empty()) defaultValue.clear();
  else defaultValue = validValues[0];
}


bool operator==(const FilterOption_t &x, const FilterOption_t &y) {
  return ((x.name == y.name) &&
      (x.type == y.type) &&
      (x.repeatable == y.repeatable) &&
      (x.defaultValue == y.defaultValue) &&
      (x.validValues == y.validValues));
}

bool operator<(const FilterOption_t &x, const FilterOption_t &y) {
  return ((x.name < y.name) ||
      ((x.name == y.name) &&
       ((x.type < y.type) ||
        ((x.type == y.type) &&
         ((x.repeatable < y.repeatable) ||
          ((x.repeatable == y.repeatable) &&
           ((x.defaultValue < y.defaultValue) ||
        ((x.defaultValue == y.defaultValue) &&
         (x.validValues < y.validValues)))))))));
}



void InfoFilterOptionsResponse_t::clear () {
  filterOptions.erase(filterOptions.begin(), filterOptions.end());
}


void OptionValue_t::clear () {
  name.clear();
  value.clear();
}


void FilterRequest_t::clear () {
  filterName.clear();
  filterOptions.erase(filterOptions.begin(), filterOptions.end());
  docSet.erase(docSet.begin(), docSet.end());
  filterResultOptions = 0;
  requestParams.clear();
  refParams.clear();
  fields.erase(fields.begin(), fields.end());
  getParents = false;
}


void TermInfo_t::clear () {
  term.clear();
  freq = 0;
  matchTerms.erase (matchTerms.begin(), matchTerms.end());
}


void MetadataInfo_t::clear () {
  params.clear();
  isRef = false;
  values.erase(values.begin(), values.end());
  if (parent != NULL) {
    delete parent;
    parent = NULL;
  }
}

MetadataInfo_t::MetadataInfo_t () {parent=NULL;clear();}

// copy constructor
MetadataInfo_t::MetadataInfo_t (const MetadataInfo_t &x) {
  params = x.params;
  isRef = x.isRef;
  values = x.values;
  if (x.parent == NULL) parent = NULL;
  else {
    parent = new MetadataInfo_t ();
    *parent = *(x.parent);
  }
}

MetadataInfo_t::~MetadataInfo_t () {
  if (parent != NULL) {
    delete parent;
    parent = NULL;
  }
}

MetadataInfo_t &MetadataInfo_t::operator=(const MetadataInfo_t &x) {
  if (&x != this) {
    params = x.params;
    isRef = x.isRef;
    values = x.values;
    if (x.parent == NULL) parent = NULL;
    else {
      parent = new MetadataInfo_t ();
      *parent = *(x.parent);
    }
  }
  return *this;
}

void ResultDocInfo_t::clear () {
  OID.clear ();
  ranking = 0;
  result_num = 0;
  num_terms_matched = 0;
  num_phrase_match = 0;
  docFreq.erase(docFreq.begin(), docFreq.end());
  metadata.erase(metadata.begin(), metadata.end());
}

ResultDocInfo_t &ResultDocInfo_t::operator=(const ResultDocInfo_t &x) {
  OID=x.OID; 
  ranking=x.ranking;
  result_num=x.result_num;
  num_terms_matched=x.num_terms_matched;
  num_phrase_match = x.num_phrase_match;
  docFreq=x.docFreq; 
  metadata=x.metadata;
  return *this;
}


void FilterResponse_t::clear () {
  numDocs = 0;
  isApprox = Exact;
  termInfo.erase (termInfo.begin(), termInfo.end());
  docInfo.erase (docInfo.begin(), docInfo.end());
}


void DocumentRequest_t::clear () {
  OID.clear();
  docType.clear();
  docFormat.clear();
}

void DocumentResponse_t::clear () {
  doc.clear();
}