TermsAndConditions.cpp

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/*
Copyright (c) The JAP-Team, JonDos GmbH

All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

    * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
    * Redistributions in binary form must reproduce the above copyright notice,
       this list of conditions and the following disclaimer in the documentation and/or
       other materials provided with the distribution.
    * Neither the name of the University of Technology Dresden, Germany, nor the name of
       the JonDos GmbH, nor the names of their contributors may be used to endorse or
       promote products derived from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR
CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "StdAfx.h"
#include "TermsAndConditions.hpp"
#include "CAMsg.hpp"
#include "CACmdLnOptions.hpp"
#include "CAUtil.hpp"

void cleanupTnCMixAnswer(termsAndConditionMixAnswer_t *answer)
{
  if( (answer != NULL) )
  {
    if((answer->xmlAnswer != NULL))
    {
      answer->xmlAnswer->release();
      answer->xmlAnswer = NULL;
    }
    answer->result = TC_UNFINISHED;
  }
}

void cleanupTnCTranslation(termsAndConditionsTranslation_t *tnCTranslation)
{
  if(tnCTranslation != NULL)
  {
    tnCTranslation->tnc_id = NULL;
    tnCTranslation->tnc_template = NULL;
    if(tnCTranslation->tnc_customized != NULL)
    {
      tnCTranslation->tnc_customized->release();
    }
    tnCTranslation->tnc_customized = NULL;
    delete [] tnCTranslation->tnc_locale;
    tnCTranslation->tnc_locale = NULL;
  }
}

TermsAndConditions::TermsAndConditions(UINT8* id, UINT32 nrOfTranslations)
{
  customizedSectionsOwner = createDOMDocument();
  /* The id of the Terms & Conditions is the operator ski. */
  if(id != NULL)
  {
    size_t idlen = strlen((char *) id);
    tnc_id = new UINT8[idlen+1];
    memset(tnc_id, 0, (idlen+1));
    memcpy(tnc_id, id, idlen);
  }
  else
  {
    tnc_id = NULL;
  }

  translations = (nrOfTranslations == 0) ? 1 : nrOfTranslations;
  currentTranslationIndex = 0;
  allTranslations = new termsAndConditionsTranslation_t *[translations];
  for (UINT32 i = 0; i < translations; i++)
  {
    allTranslations[i] = NULL;
  }
  synchLock = new CAMutex();
}

TermsAndConditions::~TermsAndConditions()
{
  delete synchLock;
  synchLock = NULL;
  for (UINT32 i = 0; i < translations; i++)
  {
    if(allTranslations[i] != NULL)
    {
      cleanupTnCTranslation(allTranslations[i]);
      delete allTranslations[i];
      allTranslations[i] = NULL;
    }
  }
  delete [] allTranslations;
  allTranslations = NULL;
  delete [] tnc_id;
  tnc_id = NULL;
  translations =  0;
  currentTranslationIndex = 0;
  customizedSectionsOwner->release();
  customizedSectionsOwner = NULL;
}

const termsAndConditionsTranslation_t *TermsAndConditions::getTranslation(const UINT8 *locale)
{
  if(locale == NULL)
  {
    return NULL;
  }
  const termsAndConditionsTranslation_t *foundEntry = NULL;
  for (UINT32 i = 0; i < translations; i++)
  {
    if(allTranslations[i] != NULL)
    {
      if( strncasecmp((const char *) locale, (char *) allTranslations[i]->tnc_locale, 2) == 0 )
      {
        foundEntry = allTranslations[i];
        break;
      }
    }
  }
  return (const termsAndConditionsTranslation_t *) foundEntry;
}

const DOMNode *TermsAndConditions::getTranslationTemplate(const UINT8 *locale)
{
  const termsAndConditionsTranslation_t *foundEntry = getTranslation(locale);
  if(foundEntry != NULL)
  {
    return foundEntry->tnc_template;
  }
  return NULL;
}

const DOMNode *TermsAndConditions::getTranslationCustomizedSections(const UINT8 *locale)
{
  const termsAndConditionsTranslation_t *foundEntry = getTranslation(locale);
  if(foundEntry != NULL)
  {
    return (const DOMNode *) foundEntry->tnc_customized;
  }
  return NULL;
}

void TermsAndConditions::addTranslation(const UINT8* locale, DOMNode *tnc_customized, DOMNode *tnc_template)
{
  if(locale == NULL)
  {
    return;
  }
  termsAndConditionsTranslation_t *newEntry = (termsAndConditionsTranslation_t *) getTranslation(locale);
  if(newEntry == NULL)
  {
    newEntry = new termsAndConditionsTranslation_t;
    //import the customized sections to the internal T & C document to ensure it is not
    //released by it's former owner document.
    newEntry->tnc_customized = customizedSectionsOwner->importNode(tnc_customized, true);
    newEntry->tnc_template = tnc_template;
    newEntry->tnc_id = tnc_id;
    newEntry->tnc_locale = new UINT8[TMP_LOCALE_SIZE];
    memset(newEntry->tnc_locale, 0, TMP_LOCALE_SIZE);
    memcpy(newEntry->tnc_locale, locale, TMP_LOCALE_SIZE);

    if(currentTranslationIndex == translations)
    {
      //allocate new storage space.
      termsAndConditionsTranslation_t **newAllocatedSpace = new termsAndConditionsTranslation_t *[translations+RESIZE_STORE];
      memset(newAllocatedSpace, 0, (sizeof(termsAndConditionsTranslation_t *)*(translations+RESIZE_STORE)) );
      memcpy(newAllocatedSpace, allTranslations,
          (sizeof(termsAndConditionsTranslation_t *)*translations) );
      delete [] allTranslations;
      allTranslations = newAllocatedSpace;
      translations += RESIZE_STORE;
    }
    allTranslations[currentTranslationIndex] = newEntry;
    CAMsg::printMsg(LOG_DEBUG,"Adding translation [%s] for t&c %s to index %u\n", newEntry->tnc_locale, newEntry->tnc_id, currentTranslationIndex);
    setIndexToNextEmptySlot();
  }
  else
  {
    newEntry->tnc_customized->release();
    //same as above: avoid release by the former owner document of this node.
    newEntry->tnc_customized = customizedSectionsOwner->importNode(tnc_customized, true);
    newEntry->tnc_template = tnc_template;
  }
}

void TermsAndConditions::removeTranslation(const UINT8 *locale)
{
  for (UINT32 i = 0; i < translations; i++)
  {
    if(allTranslations[i] != NULL)
    {
      if( strncasecmp((const char *) locale, (char *) allTranslations[i]->tnc_locale, 2) == 0 )
      {
        cleanupTnCTranslation(allTranslations[i]);
        delete allTranslations[i];
        allTranslations[i] = NULL;
        break;
      }
    }
  }
  setIndexToNextEmptySlot();
}

const UINT8* TermsAndConditions::getID()
{
  return (const UINT8 *)  tnc_id;
}


void TermsAndConditions::setIndexToNextEmptySlot()
{
  for (UINT32 i = 0; i < translations; i++)
  {
    if(allTranslations[i] == NULL)
    {
      currentTranslationIndex = i;
      return;
    }
  }
  /* Nothing is free */
  currentTranslationIndex = translations;
}