Appendices

<?php

require_once IMu::$lib . '/Trace.php';

require_once WS::$shared . '/BaseMetadataFormat.php';

$class = 'oai_dc';

class oai_dc extends BaseMetadataFormat

{

public function __construct()

{

   parent::__construct('oai_dc',

      'http://www.openarchives.org/OAI/2.0/oai_dc.xsd',

      'http://www.openarchives.org/OAI/2.0/oai_dc/',

      '2.0');

}

public function getColumnsByModule()

{

   $columnsByModule = array

   (

      'emultimedia' => array

      (

         'ChaMediaForm',

         'DetContributor_tab',

         'DetCoverage',

         'DetLanguage_tab',

         'DetPublisher',

         'DetRelation_tab',

         'DetResourceType',

         'DetRights',

         'DetSource',

         'DetSubject_tab',

         'MulCreator_tab',

         'MulDescription',

         'MulIdentifier',

         'MulMimeFormat',

         'MulMimeType',

         'MulTitle',

      ),

   );

   return($columnsByModule);

}

public function writeMetadata($module, array $row)

{

   $this->writer->startElement('oai_dc:dc');

   $this->writer->writeAttribute('xmlns:oai_dc',

      'http://www.openarchives.org/OAI/2.0/oai_dc/');

   $this->writer->writeAttribute('xmlns:dc',

      'http://purl.org/dc/elements/1.1/');

   $this->writer->writeAttribute('xmlns:xsi',

      'http://www.w3.org/2001/XMLSchema-instance');

   $this->writer->writeAttribute('xsi:schemaLocation',

      'http://www.openarchives.org/OAI/2.0/oai_dc/' .

      'http://www.openarchives.org/OAI/2.0/oai_dc.xsd');

   $this->writeElement('dc:contributor', $row, 'DetContributor_tab');

   $this->writeElement('dc:coverage', $row, 'DetCoverage');

   $this->writeElement('dc:creator', $row, 'MulCreator_tab');

   $this->writer->writeElement('dc:date', $this->getDateInserted($row));

   $this->writeElement('dc:description', $row, 'MulDescription');

   $this->writeElement('dc:format', $row, array('MulMimeFormat','ChaMediaForm'));

   $this->writeElement('dc:language', $row, 'DetLanguage_tab');

   $this->writeElement('dc:publisher', $row, 'DetPublisher');

   $this->writeElement('dc:relation', $row, 'DetRelation_tab');

   $this->writeElement('dc:rights', $row, 'DetRights');

   $this->writeElement('dc:source', $row, 'DetSource');

   $this->writeElement('dc:subject', $row, 'DetSubject_tab');

   $this->writeElement('dc:title', $row, 'MulTitle');

   $this->writeElement('dc:type', $row, array('MulMimeType','DetResourceType'));

   $this->writer->endElement();

}

protected function writeElement($field, $row, $columns)

{

   if (! is_array($columns))

   {

      $columns = array($columns);

   }

   foreach ($columns as $column)

   {

      if (! $this->hasValue($row, $column))

      {

         continue;

      }

      $values = $row[$column];

      if (! is_array($values))

      {

         $values = array($values);

      }

      foreach ($values as $value)

      {

         $this->writer->writeElement($field, $value);

      }

   }

}

}

?>

<?php

require_once IMu::$lib . '/Trace.php';
require_once WS::$base . '/common/formats/oai_dc.php';

$class = 'oai_dc_client';
class oai_dc_client extends oai_dc
{
   public function getColumnsByModule()
   {
       $columnsByModule = array
      (
          'emultimedia' => array
         (
             'ChaMediaForm',
             'DetContributor_tab',
             'DetCoverage',
             'DetLanguage_tab',
             'DetPublisher',
             'DetRelation_tab',
             'DetResourceType',
             'DetRights',
             'DetSource',
             'DetSubject_tab',
             'MulCreator_tab',
             'MulDescription',
             'MulIdentifier',
             'MulMimeFormat',
             'MulMimeType',
             'MulTitle',
         ),
      );
     return($columnsByModule);
   }

   public function writeMetadata($module, array $row)
   {
      $this->writer->startElement('oai_dc:dc');
      $this->writer->writeAttribute('xmlns:oai_dc',
        'http://www.openarchives.org/OAI/2.0/oai_dc/');
      $this->writer->writeAttribute('xmlns:dc',
        'http://purl.org/dc/elements/1.1/');
      $this->writer->writeAttribute('xmlns:xsi',
        'http://www.w3.org/2001/XMLSchema-instance');
      $this->writer->writeAttribute('xsi:schemaLocation',
        'http://www.openarchives.org/OAI/2.0/oai_dc/' .
        ' http://www.openarchives.org/OAI/2.0/oai_dc.xsd');

      # Using the writeElement method inherited from the oai_dc class.
      #
      $this->writeElement('dc:contributor', $row, 'DetContributor_tab');
      $this->writeElement('dc:coverage', $row, 'DetCoverage');
      $this->writeElement('dc:creator', $row, 'MulCreator_tab');

      # Using the getDateInserted method inherited (ultimately) from the
       # BaseMetadataFormat class.
       #
      $this->writer->writeElement('dc:date', 
         $this->getDateInserted($row));
      $this->writeElement('dc:description', $row, 'MulDescription');
      $this->writeElement('dc:format', $row,
          array('MulMimeFormat', 'ChaMediaForm'));
      $this->writeElement('dc:language', $row, 'DetLanguage_tab');
      $this->writeElement('dc:publisher', $row, 'DetPublisher');
      $this->writeElement('dc:relation', $row, 'DetRelation_tab');
      $this->writeElement('dc:rights', $row, 'DetRights');
      $this->writeElement('dc:source', $row, 'DetSource');
      $this->writeElement('dc:subject', $row, 'DetSubject_tab');
      $this->writeElement('dc:title', $row, 'MulTitle');
      $this->writeElement('dc:type', $row,
          array('MulMimeType', 'DetResourceType'));
      $this->writer->endElement();
   }
}
?>