<?php

$idSysScope = array(

'AccessType' => True,

'GeographicCoverage' => True,

'Coverage' => True,

'CitationType' => True,

'ResponsibleParty' => True,

'Address' => True,

'ResearchProjectType' => True,

'DistributionType' => True,

'ConnectionDefinitionType' => True,

'connection' => True,

'MethodType' => True,

'ObservationGroupingType' => True,

'AttributeType' => True,

'ProtocolType' => True,

'TaxonNameUsageType' => True,

'AggregateOrganismObservationType' => True,

'StratumType' => True,

'StratumObservationType' => True,

'IndividualOrganismObservationType' => True,

'IndividualOrganismType' => True,

'ObservationType' => True,

'AbioticObservationType' => True,

'TaxonRelationshipAssertion' => True,

'Specimen' => True,

'Publication' => True,

'ScientificName' => True,

'vegX' => True,

'TaxonConceptType' => True

);

//Identified by the id field of the entity they extend

$idExtend = array(

#'taxonomicCoverageLC' => 'TaxonomicCoverage_extend',

#'temporalCoverageLC' => 'TemporalCoverage_extend'

'personnel' => 'ResponsibleParty_extend',

'associatedParty' => 'ResponsibleParty_extend'

);

//Likely needs ad hoc handling

$adHoc = array(

'Article' => True,

'Book' => True, 

'Chapter' => True, 

'ConferenceProceedings' => True,

'AudioVisual' => True,

'PlotType' => True

);

function handleAdHoc($tName) {

  $def = "    return $tName() #ad hoc\n";

  $primaryKey = '';

  $secondaryKeys = array();

  $primaryNodeName = '';

  $secondaryNodeNames = array();

  switch($tName) {

    case 'Article':

      $primaryKey = 'ISSN__exact';

      $primaryNodeName = 'ISSN';

      $secondaryKeys = array('pageRange__exact');

      $secondaryNodeNames = array('pageRange');

      break;

    case 'Book':

    case 'AudioVisual':

      $primaryKey = 'ISBN__exact';

      $primaryNodeName = 'ISBN';

      break;

    case 'Chapter':

      $primaryKey = 'Book_extend__ISBN__exact';

      $primaryNodeName = 'ISBN';

      $secondaryKeys = array('chapterNumber__exact');

      $secondaryNodeNames = array('chapterNumber');

      break;

    case 'ConferenceProceedings':

      $primaryKey = 'Chapter_extend__Book_extend__ISBN__exact';

      $primaryNodeName = 'ISBN';

      break;

    case 'Institution':

      $primaryKey = 'attr_identifier__exact';

      $primaryNodeName = 'attr_identifier';

      break;

    case 'PlotType':

      $primaryKey = 'plotUniqueIdentifier__exact';

      $primaryNodeName = 'plotUniqueIdentifier';

      break;

  }

  if($primaryNodeName != '') {

    $def = "    $primaryNodeName" . "_val = None #ad hoc\n";

    foreach($secondaryNodeNames as $skey) {

      $def .= "    $skey" . "_val = None\n";

    }

    $def .= "    for child in node.childNodes:\n".

            "      cName = child.nodeName\n".

            "      if cName == '$primaryNodeName':\n".

            "        $primaryNodeName" . "_val = child.childNodes[0].nodeValue\n";

    foreach($secondaryNodeNames as $skey) {

      $def .= "      if cName == '$skey':\n".

              "        $skey" . "_val = child.childNodes[0].nodeValue\n";

    }

    $def .= "\n";

    $def .= "    if $primaryNodeName" . "_val != None:\n".

            "      q = $tName.objects.filter($primaryKey = $primaryNodeName" . "_val)\n";

    $i = 0;

    foreach($secondaryNodeNames as $skey) {

      $secondaryKeyName = $secondaryKeys[$i];

      $def .= "      if $skey" . "_val != None:\n".

              "        q = q.filter($secondaryKeyName = $skey" . "_val)\n";

      $i = $i + 1;

    }

    $def .= "      if len(q) > 0:\n".

            "        return q[0]\n".

            "      else:\n".

            "        return $tName()\n".

            "    else:\n".

            "      return $tName()\n";

  }

  return $def;

}

$adHocAttr = array(

'Institution' => True,

'TemporalCoverage' => True,

'TaxonomicCoverage' => True,

'temporalCoverageLC' => True,

'taxonomicCoverageLC' => True

);

function handleAdHocAttr($tName) {

  $def = "    return $tName() #ad hoc attr\n";

  $primaryKey = '';

  $secondaryKeys = array();

  $primaryAttrName = '';

  $secondaryNodeNames = array();

  switch($tName) {

    case 'TemporalCoverage':

      $primaryKey = 'attr_id__exact';

      $primaryAttrName = 'id';

      break;

    case 'TaxonomicCoverage':

      $primaryKey = 'attr_id__exact';

      $primaryAttrName = 'id';

      break;

    case 'temporalCoverageLC':

      $primaryKey = 'TemporalCoverage_extend__attr_id__exact';

      $primaryAttrName = 'id';

      $secondaryKeys = array('attr_system__exact','attr_scope__exact');

      $secondaryNodeNames = array('system','scope');

      break;

    case 'taxonomicCoverageLC':

      $primaryKey = 'TaxonomicCoverage_extend__attr_id__exact';

      $primaryAttrName = 'id';

      $secondaryKeys = array('attr_system__exact','attr_scope__exact');

      $secondaryNodeNames = array('system','scope');

      break;

    case 'Institution':

      $primaryKey = 'attr_identifier__exact';

      $primaryAttrName = 'identifier';

      break;

  }

  if($primaryAttrName != '') {

    $def = "";

    foreach($secondaryNodeNames as $skey) {

      $def .= "    $skey" . "_val = None\n";

    }

    $def .= "    $primaryAttrName" . "_val = None #ad hoc attr\n".

            "    for attr in node.attributes.keys():\n".

            "      aVal = node.attributes[attr].nodeValue\n".

            "      if attr == '$primaryAttrName':\n".

            "        $primaryAttrName" . "_val = aVal\n";

    foreach($secondaryNodeNames as $skey) {

    $def .= "      if attr == '$skey':\n".

            "        $skey" . "_val = aVal\n";

    }

    $def .= "\n    if $primaryAttrName" . "_val != None:\n".

            "      q = $tName.objects.filter($primaryKey = $primaryAttrName" . "_val)\n";

    $i = 0;

    foreach($secondaryNodeNames as $skey) {

      $secondaryKeyName = $secondaryKeys[$i];

    $def .= "      if $skey" . "_val != None:\n".

            "        q = q.filter($secondaryKeyName = $skey" . "_val)\n";

      $i = $i + 1;

    }

    $def .= "      if len(q) > 0:\n".

            "        return q[0]\n".

            "      else:\n".

            "        return $tName()\n".

            "    else:\n".

            "      return $tName()\n";

  }

  return $def;

}

/*

Article - ISSN/pageRange

Book - ISBN

Chapter - Book_extend/chapterNumber

ConferenceProceedings - Chapter_extend

AudioVisual - ISBN

Institution - attr_identifier

PlotType - plotUniqueIdentifier

//Nothing can be done for these since the entity they reference

//has no way of being uniquely identified

FromTaxonConcept - ReferenceType_extend

ToTaxonConcept - ReferenceType_extend

TaxonRelationshipAssertion - RelationshipType_extend/attr_id

TaxonRelationship - RelationshipType_extend

*/

?>