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PhabricatorFactDimension.php
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Created
Sun, Dec 1, 20:49

PhabricatorFactDimension.php
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<?php
abstract class PhabricatorFactDimension extends PhabricatorFactDAO {
abstract protected function getDimensionColumnName();
final public function newDimensionID($key, $create = false) {
$map = $this->newDimensionMap(array($key), $create);
return idx($map, $key);
}
final public function newDimensionUnmap(array $ids) {
if (!$ids) {
return array();
}
$conn = $this->establishConnection('r');
$column = $this->getDimensionColumnName();
$rows = queryfx_all(
$conn,
'SELECT id, %C FROM %T WHERE id IN (%Ld)',
$column,
$this->getTableName(),
$ids);
$rows = ipull($rows, $column, 'id');
return $rows;
}
final public function newDimensionMap(array $keys, $create = false) {
if (!$keys) {
return array();
}
$conn = $this->establishConnection('r');
$column = $this->getDimensionColumnName();
$rows = queryfx_all(
$conn,
'SELECT id, %C FROM %T WHERE %C IN (%Ls)',
$column,
$this->getTableName(),
$column,
$keys);
$rows = ipull($rows, 'id', $column);
$map = array();
$need = array();
foreach ($keys as $key) {
if (isset($rows[$key])) {
$map[$key] = (int)$rows[$key];
} else {
$need[] = $key;
}
}
if (!$need) {
return $map;
}
if (!$create) {
return $map;
}
$sql = array();
foreach ($need as $key) {
$sql[] = qsprintf(
$conn,
'(%s)',
$key);
}
$unguarded = AphrontWriteGuard::beginScopedUnguardedWrites();
foreach (PhabricatorLiskDAO::chunkSQL($sql) as $chunk) {
queryfx(
$conn,
'INSERT IGNORE INTO %T (%C) VALUES %LQ',
$this->getTableName(),
$column,
$chunk);
}
unset($unguarded);
$rows = queryfx_all(
$conn,
'SELECT id, %C FROM %T WHERE %C IN (%Ls)',
$column,
$this->getTableName(),
$column,
$need);
$rows = ipull($rows, 'id', $column);
foreach ($need as $key) {
if (isset($rows[$key])) {
$map[$key] = (int)$rows[$key];
} else {
throw new Exception(
pht(
'Failed to load or generate dimension ID ("%s") for dimension '.
'key "%s".',
get_class($this),
$key));
}
}
return $map;
}
}

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