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PhabricatorCustomFieldStorage.php
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Mon, Nov 18, 16:31

PhabricatorCustomFieldStorage.php
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<?php
abstract class PhabricatorCustomFieldStorage
extends PhabricatorLiskDAO {
protected $objectPHID;
protected $fieldIndex;
protected $fieldValue;
protected function getConfiguration() {
return array(
self::CONFIG_TIMESTAMPS => false,
self::CONFIG_COLUMN_SCHEMA => array(
'fieldIndex' => 'bytes12',
'fieldValue' => 'text',
),
self::CONFIG_KEY_SCHEMA => array(
'objectPHID' => array(
'columns' => array('objectPHID', 'fieldIndex'),
'unique' => true,
),
),
) + parent::getConfiguration();
}
/**
* Get a key which uniquely identifies this storage source.
*
* When loading custom fields, fields using sources with the same source key
* are loaded in bulk.
*
* @return string Source identifier.
*/
final public function getStorageSourceKey() {
return $this->getApplicationName().'/'.$this->getTableName();
}
/**
* Load stored data for custom fields.
*
* Given a map of fields, return a map with any stored data for those fields.
* The keys in the result should correspond to the keys in the input. The
* fields in the list may belong to different objects.
*
* @param map<string, PhabricatorCustomField> Map of fields.
* @return map<String, PhabricatorCustomField> Map of available field data.
*/
final public function loadStorageSourceData(array $fields) {
$map = array();
$indexes = array();
$object_phids = array();
foreach ($fields as $key => $field) {
$index = $field->getFieldIndex();
$object_phid = $field->getObject()->getPHID();
$map[$index][$object_phid] = $key;
$indexes[$index] = $index;
$object_phids[$object_phid] = $object_phid;
}
if (!$indexes) {
return array();
}
$conn = $this->establishConnection('r');
$rows = queryfx_all(
$conn,
'SELECT objectPHID, fieldIndex, fieldValue FROM %T
WHERE objectPHID IN (%Ls) AND fieldIndex IN (%Ls)',
$this->getTableName(),
$object_phids,
$indexes);
$result = array();
foreach ($rows as $row) {
$index = $row['fieldIndex'];
$object_phid = $row['objectPHID'];
$value = $row['fieldValue'];
$key = $map[$index][$object_phid];
$result[$key] = $value;
}
return $result;
}
}

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