public function getForeignIDFilter(RelationList $on = null) { if (!$on) { return; } return $on->foreignIDFilter(); }
/** * Save all the items in this list into the RelationList * * @param RelationList $list */ public function changeToList(RelationList $list) { foreach ($this->items as $key => $item) { if (is_object($item)) { $item->write(); } $list->add($item, $this->extraFields[$key]); } }
/** * Create a new ManyManyList object. * * A ManyManyList object represents a list of DataObject records that correspond to a many-many * relationship. In addition to, * * Generation of the appropriate record set is left up to the caller, using the normal * {@link DataList} methods. Addition arguments are used to support {@@link add()} * and {@link remove()} methods. * * @param string $dataClass The class of the DataObjects that this will list. * @param string $joinTable The name of the table whose entries define the content of this many_many relation. * @param string $localKey The key in the join table that maps to the dataClass' PK. * @param string $foreignKey The key in the join table that maps to joined class' PK. * @param string $extraFields A map of field => fieldtype of extra fields on the join table. * * @example new ManyManyList('Group','Group_Members', 'GroupID', 'MemberID'); */ public function __construct($dataClass, $joinTable, $localKey, $foreignKey, $extraFields = array()) { parent::__construct($dataClass); $this->joinTable = $joinTable; $this->localKey = $localKey; $this->foreignKey = $foreignKey; $this->extraFields = $extraFields; $baseClass = ClassInfo::baseDataClass($dataClass); // Join to the many-many join table $this->dataQuery->innerJoin($joinTable, "\"{$joinTable}\".\"{$this->localKey}\" = \"{$baseClass}\".\"ID\""); // Query the extra fields from the join table if ($extraFields) { $this->dataQuery->selectFromTable($joinTable, array_keys($extraFields)); } }
/** * Create a DataObject from the given SQL row. * * @param array $row * @return DataObject */ protected function createDataObject($row) { // remove any composed fields $add = array(); if ($this->_compositeExtraFields) { foreach ($this->_compositeExtraFields as $fieldName => $composed) { // convert joined extra fields into their composite field types. $value = array(); foreach ($composed as $subField => $subSpec) { if (isset($row[$fieldName . $subSpec])) { $value[$subSpec] = $row[$fieldName . $subSpec]; // don't duplicate data in the record unset($row[$fieldName . $subSpec]); } } $obj = Object::create_from_string($this->extraFields[$fieldName], $fieldName); $obj->setValue($value, null, false); $add[$fieldName] = $obj; } } $dataObject = parent::createDataObject($row); foreach ($add as $fieldName => $obj) { $dataObject->{$fieldName} = $obj; } return $dataObject; }
/** * Create a new HasManyList object. * Generation of the appropriate record set is left up to the caller, using the normal * {@link DataList} methods. Addition arguments are used to support {@@link add()} * and {@link remove()} methods. * * @param string $dataClass The class of the DataObjects that this will list. * @param string $foreignKey The name of the foreign key field to set the ID filter against. */ public function __construct($dataClass, $foreignKey) { parent::__construct($dataClass); $this->foreignKey = $foreignKey; }