sdr/update/model/SDRVersion.php5

<?php

class SDRVersion extends ModelBase {
    
    const STATE_LIVE = 'live';
    const STATE_APPROVED = 'live';
    const STATE_DEV = 'dev';
    const STATE_PENDING = 'pending';
    const STATE_HISTORY = 'history';
    const STATE_REJECTED = 'rejected';
    
    
    public static $ATTRIBUTES = array(
        'id' => array(
            'nullable' => false,
            'commit' => SModel2::COMMIT_NEVER,
            'type' => 'int'
        ),
        'parent' => array(
            'type' => 'int',
            'default' => null
        ),
        'cserdId' => array(
            'nullable' => false,
            'commit' => SModel2::COMMIT_FIRST,
            'type' => 'int',
        ),
        'state' => array(
            'type' => 'string',
            'default' => 'pending'
        ),
        'comment' => array(
            'type' => 'string'
        ),
        'created' => array(
            'nullable' => false,
            'commit' => SModel2::COMMIT_CHANGED,
            'type' => 'time',
            'default' => ''
        ),
        'createdAgentId' => array(
            'nullable' => false,
            'commit' => SModel2::COMMIT_FIRST,
            'type' => 'int',
            'foreign' => array('table' => 'SDRAgent', 'on' => 'id', 'object' => 'createdAgent')
        ),
        'modified' => array(
            'nullable' => false,
            'type' => 'time',
            'default' => '0000-00-00 00:00:00'
        ),
        'modifiedAgentId' => array(
            'nullable' => false,
            'commit' => SModel2::COMMIT_FIRST,
            'type' => 'int',
            'foreign' => array('table' => 'SDRAgent', 'on' => 'id', 'object' => 'modifiedAgent')
        ),
        'createdAgent' => array(
            'commit' => SModel2::COMMIT_FOREIGN,
            'type' => 'SDRAgent'
        ),
        'modifiedAgent' => array(
            'commit' => SModel2::COMMIT_FOREIGN,
            'type' => 'SDRAgent'
        )
    );

    public function __construct($constraints = null, $multi = false) {
        parent::__construct();

        $this->registerAttributes(self::$ATTRIBUTES);
        $this->registerTableName('SDRVersion');
        $this->registerPrimaryKey('id', true);

        if($constraints !== null)
            $this->populate($constraints, $multi);
    }

    public static function getAttributesStatic() {
        return self::$ATTRIBUTES;
    }

    public static function getTableNameStatic() {
        return 'SDRVersion';
    }

    public static function retrieve($constraints = array(), $checkOnly = false) {
        $list = self::getList($constraints, array(1), array(), $checkOnly);
        if(!$list || count($list) == 0)
            return $checkOnly ? false : null;
        else if($checkOnly)
            return $list > 0;
        else
            return $list[0];
    }

    public static function exists($constraints = array()) {
        return self::retrieve($constraints, true);
    }

    public static function retrieveMulti($constraints = array(), $checkOnly = false, $depth = 1) {
        $list = self::getListMulti($constraints, array(1), array(), $checkOnly, $depth);
        if(!$list || count($list) == 0)
            return $checkOnly ? false : null;
        else if($checkOnly)
            return $list > 0;
        else
            return $list[0];
    }

    public static function existsMulti($constraints = array()) {
        return self::retrieveMulti($constraints, true);
    }

    public static function getList($constraints = array(), $limit = array(), $order = array(), $count = false) {
        return parent::getListBase(self::getDBI(), $constraints, $limit, $order, $count, 'SDRVersion', true);
    }

    public static function getListMulti($constraints = array(), $limit = array(), $order = array(), $count = false, $depth = 1) {
        return parent::getListBaseMulti(self::getDBI(), $constraints, $limit, $order, $count,
                                            'SDRVersion', true, $depth);
    }


    public function getParentCserd() {
        return SDRResource::retrieve(array('cserdId' => $this->cserdId));
    }

    public function getParentCserdMulti($depth = 1) {
        return SDRResource::retrieveMulti(array('Base.cserdId' => $this->cserdId), false, $depth);
    }

    public function getParentCreatedAgent() {
        return SDRAgent::retrieve(array('id' => $this->createdAgentId));
    }

    public function getParentCreatedAgentMulti($depth = 1) {
        return SDRAgent::retrieveMulti(array('Base.id' => $this->createdAgentId), false, $depth);
    }

    public function getParentModifiedAgent() {
        return SDRAgent::retrieve(array('id' => $this->modifiedAgentId));
    }

    public function getParentModifiedAgentMulti($depth = 1) {
        return SDRAgent::retrieveMulti(array('Base.id' => $this->modifiedAgentId), false, $depth);
    }

    public function listSDRVersionFieldValues($constraints = array(), $limit = array(), $order = array(), $count = false) {
        return parent::getListBase(self::getDBI(),
                            array_merge($constraints, array('versionId' => $this->id)),
                            $limit, $order, $count, 'SDRVersionFieldValue', true);
    }

    public function listSDRVersionFieldValuesMulti($constraints = array(), $limit = array(), $order = array(), $count = false, $depth = 1) {
        return parent::getListBaseMulti(self::getDBI(),
                            array_merge($constraints, array('Base.versionId' => $this->id)),
                            $limit, $order, $count, 'SDRVersionFieldValue', true, $depth);
    }

    public function addSDRVersionFieldValue($field, $value) {
        $obj =  new SDRVersionFieldValue();

        $obj->versionId = $this->id;
        if(is_object($field))
            $obj->field = $field;
        else
            $obj->fieldId = $field;
        if(is_object($value))
            $obj->value = $value;
        else
            $obj->valueId = $value;

        if(!$obj->commit())
            return null;

        return $obj;
    }

    public function listSDRVersionCaches($constraints = array(), $limit = array(), $order = array(), $count = false) {
        return parent::getListBase(self::getDBI(),
                            array_merge($constraints, array('versionId' => $this->id)),
                            $limit, $order, $count, 'SDRVersionCache', true);
    }

    public function listSDRVersionCachesMulti($constraints = array(), $limit = array(), $order = array(), $count = false, $depth = 1) {
        return parent::getListBaseMulti(self::getDBI(),
                            array_merge($constraints, array('Base.versionId' => $this->id)),
                            $limit, $order, $count, 'SDRVersionCache', true, $depth);
    }

    public function addSDRVersionCache($cserd, $Title = '', $Description = '', $MetadataXMLCache = '', $created = '0000-00-00 00:00:00', $modified = '0000-00-00 00:00:00') {
        $obj =  new SDRVersionCache();

        if(is_object($cserd))
            $obj->cserd = $cserd;
        else
            $obj->cserdId = $cserd;
        $obj->versionId = $this->id;
        if($Title != '')
            $obj->Title = $Title;
        if($Description != '')
            $obj->Description = $Description;
        if($MetadataXMLCache != '')
            $obj->MetadataXMLCache = $MetadataXMLCache;
        $obj->created = $created;
        $obj->modified = $modified;

        if(!$obj->commit())
            return null;

        return $obj;
    }
    
    public static function createVersion($cserdId, $createdAgentId, $modifiedAgentId, $comment) {
        $ver = new SDRVersion();
        $ver->cserdId = $cserdId;
        $ver->createdAgentId = $createdAgentId;
        $ver->modifiedAgentId = $modifiedAgentId;
        $ver->comment = $comment;
        $ver->created = date("Y-m-d H:i:s");
        if(!$ver->commit()) {
            self::setStaticError('Error committing a new version.');
            return false;
        }
        return $ver;
    }

    public function getMetadata() {
        $versionFieldValueList = SDRVersionFieldValue::getList(array('versionId' => $this->get('id')));
        $fields = array();
        $values = array();
        $metadata = new SDRMetadataObj();
        foreach($versionFieldValueList as $versionFieldValue) {
            // If this field is not in the array already, add it
            if (!isset($fields[$versionFieldValue->fieldId])) {
                $field = new SDRField(array('id' => $versionFieldValue->fieldId));
                $fields[$versionFieldValue->fieldId] = $field;
            }
            // If this value is not in the array already, add it
            if (!isset($values[$versionFieldValue->valueId])){
                $value = new SDRValue(array('id' => $versionFieldValue->valueId));
                $values[$versionFieldValue->valueId] = $value;
            }
            $metadata->addTag($fields[$versionFieldValue->fieldId]->name, $values[$versionFieldValue->valueId]->getValue());
        }
        return $metadata;
    }
}

?>

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