<?php



/*

 * This file is part of Xerxes.

 *

 * (c) California State University <library@calstate.edu>

 *

 * For the full copyright and license information, please view the LICENSE

 * file that was distributed with this source code.

 */



namespace Xerxes\Record\Bibliographic;



use Xerxes\Marc\DataField;



class LinkedItem

{

	public $title;

	public $edition;

	public $issns = array();

	public $isbns = array();

	public $notes = array();

	

	/**

	 * Creates a new LinkedItem for 78x fields

	 *

	 * @param DataField $datafield

	 */

	

	public function __construct(DataField $datafield)

	{

		foreach ( $datafield->subfield() as $subfield )

		{

			switch ( $subfield->code )

			{

				// $a - Main entry heading (NR)

	

				case 'b': // $b - Edition (NR)

	

					$this->edition = $subfield->value;

					break;

	

					// $c - Qualifying information (NR)

					// $d - Place, publisher, and date of publication (NR)

					// $g - Related parts (R)

					// $h - Physical description (NR)

					// $i - Relationship information (R)

					// $k - Series data for related item (R)

					// $m - Material-specific details (NR)

					// $n - Note (R)

					// $o - Other item identifier (R)

					// $r - Report number (R)

	

				case 's': // $s - Uniform title (NR)

						

					$this->uniform_title = $subfield->value;

					break;

						

				case 't': // $t - Title (NR)

						

					$this->title = $subfield->value;

					break;

						

					// $u - Standard Technical Report Number (NR)

					// $w - Record control number (R)

	

				case 'x': // $x - International Standard Serial Number (NR)

	

					array_push($this->issns, $subfield->value);

					break;

	

					// $y - CODEN designation (NR)

	

				case 'z': // $z - International Standard Book Number (R)

	

					array_push($this->isbns, $subfield->value);

					break;

	

					// $4 - Relationship code (R)

					// $6 - Linkage (NR)

					// $7 - Control subfield (NR)

					//     /0 - Type of main entry heading

					//     /1 - Form of name

					//     /2 - Type of record

					//     /3 - Bibliographic level

					// $8 - Field link and sequence number (R)

	

				default: // everything else is a note

						

					array_push($this->notes, $subfield->value);

					break;

			}

		}

	}

}