DAORelationsPrepareTrait.php

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<?php
 
namespace Ubiquity\orm\traits;
 
use Ubiquity\orm\OrmUtils;
use Ubiquity\orm\core\PendingRelationsRequest;
use Ubiquity\orm\parser\ManyToManyParser;
use Ubiquity\db\SqlUtils;
 
class DAORelationsPrepareTrait {
 
    protected static function prepareManyToMany($db, &$ret, $instance, $member, $annot = null) {
        $class = get_class ( $instance );
        if (! isset ( $annot )) {
            $annot = OrmUtils::getAnnotationInfoMember ( $class, "#ManyToMany", $member );
        }
        if ($annot !== false) {
            $key = $annot ["targetEntity"] . "|" . $member . "|" . $annot ["inversedBy"] . "|";
            if (! isset ( $ret [$key] )) {
                $parser = new ManyToManyParser ( $db, $instance, $member );
 
                $parser->init ( $annot );
                $ret [$key] = $parser;
            }
            $accessor = "get" . ucfirst ( $ret [$key]->getMyPk () );
            if (method_exists ( $instance, $accessor )) {
                $fkv = $instance->$accessor ();
                $ret [$key]->addValue ( $fkv );
            }
        }
    }
 
    protected static function prepareOneToMany(&$ret, $instance, $member, $annot = null) {
        $class = get_class ( $instance );
        if (! isset ( $annot ))
            $annot = OrmUtils::getAnnotationInfoMember ( $class, "#oneToMany", $member );
        if ($annot !== false) {
            $fkClass = $annot ["className"];
            $fkAnnot = OrmUtils::getAnnotationInfoMember ( $fkClass, "#joinColumn", $annot ["mappedBy"] );
            if ($fkAnnot !== false) {
                $fkMemberName = $annot ["mappedBy"];
                if (\property_exists ( $fkClass, $fkAnnot ['name'] )) { // $fkClass is a class association (manyToMany with property)
                    $fkMemberName = $fkAnnot ['name'];
                }
                $fkv = OrmUtils::getFirstKeyValue ( $instance );
                $key = $annot ["className"] . "|" . $member . "|" . $fkMemberName . "|" . $fkAnnot ["className"];
                if (! isset ( $ret [$key] )) {
                    $ret [$key] = new PendingRelationsRequest ();
                }
                $quote = SqlUtils::$quote;
                $ret [$key]->addPartObject ( $instance, $quote . $fkAnnot ["name"] . $quote . "= ?", $fkv );
            }
        }
    }
 
    protected static function prepareManyToOne(&$ret, $instance, $value, $fkField, $annotationArray) {
        $member = $annotationArray ["member"];
        $fk = OrmUtils::getFirstKey ( $annotationArray ["className"] );
        $key = $annotationArray ["className"] . "|" . $member . "|" . $fkField . "|";
        if (! isset ( $ret [$key] )) {
            $ret [$key] = new PendingRelationsRequest ();
        }
        $ret [$key]->addPartObject ( $instance, SqlUtils::$quote . $fk . SqlUtils::$quote . "= ?", $value );
    }
}