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PhabricatorConfigSchemaSpec.php
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Mon, Mar 24, 12:58

PhabricatorConfigSchemaSpec.php
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<?php
abstract class PhabricatorConfigSchemaSpec extends Phobject {
private $server;
private $utf8Charset;
private $utf8Collation;
public function setUTF8Collation($utf8_collation) {
$this->utf8Collation = $utf8_collation;
return $this;
}
public function getUTF8Collation() {
return $this->utf8Collation;
}
public function setUTF8Charset($utf8_charset) {
$this->utf8Charset = $utf8_charset;
return $this;
}
public function getUTF8Charset() {
return $this->utf8Charset;
}
public function setServer(PhabricatorConfigServerSchema $server) {
$this->server = $server;
return $this;
}
public function getServer() {
return $this->server;
}
abstract public function buildSchemata();
protected function buildLiskSchemata($base) {
$objects = id(new PhutilSymbolLoader())
->setAncestorClass($base)
->loadObjects();
foreach ($objects as $object) {
if ($object->getConfigOption(LiskDAO::CONFIG_NO_TABLE)) {
continue;
}
$this->buildLiskObjectSchema($object);
}
}
protected function buildTransactionSchema(
PhabricatorApplicationTransaction $xaction,
PhabricatorApplicationTransactionComment $comment = null) {
$this->buildLiskObjectSchema($xaction);
if ($comment) {
$this->buildLiskObjectSchema($comment);
}
}
protected function buildCustomFieldSchemata(
PhabricatorLiskDAO $storage,
array $indexes) {
$this->buildLiskObjectSchema($storage);
foreach ($indexes as $index) {
$this->buildLiskObjectSchema($index);
}
}
private function buildLiskObjectSchema(PhabricatorLiskDAO $object) {
$this->buildRawSchema(
$object->getApplicationName(),
$object->getTableName(),
$object->getSchemaColumns(),
$object->getSchemaKeys());
}
protected function buildRawSchema(
$database_name,
$table_name,
array $columns,
array $keys) {
$database = $this->getDatabase($database_name);
$table = $this->newTable($table_name);
foreach ($columns as $name => $type) {
if ($type === null) {
continue;
}
$details = $this->getDetailsForDataType($type);
list($column_type, $charset, $collation, $nullable) = $details;
$column = $this->newColumn($name)
->setDataType($type)
->setColumnType($column_type)
->setCharacterSet($charset)
->setCollation($collation)
->setNullable($nullable);
$table->addColumn($column);
}
foreach ($keys as $key_name => $key_spec) {
if ($key_spec === null) {
// This is a subclass removing a key which Lisk expects.
continue;
}
$key = $this->newKey($key_name)
->setColumnNames(idx($key_spec, 'columns', array()));
$key->setUnique((bool)idx($key_spec, 'unique'));
$key->setIndexType(idx($key_spec, 'type', 'BTREE'));
$table->addKey($key);
}
$database->addTable($table);
}
protected function buildEdgeSchemata(PhabricatorLiskDAO $object) {
$this->buildRawSchema(
$object->getApplicationName(),
PhabricatorEdgeConfig::TABLE_NAME_EDGE,
array(
'src' => 'phid',
'type' => 'uint32',
'dst' => 'phid',
'dateCreated' => 'epoch',
'seq' => 'uint32',
'dataID' => 'id?',
),
array(
'PRIMARY' => array(
'columns' => array('src', 'type', 'dst'),
'unique' => true,
),
'src' => array(
'columns' => array('src', 'type', 'dateCreated', 'seq'),
),
'key_dst' => array(
'columns' => array('dst', 'type', 'src'),
'unique' => true,
),
));
$this->buildRawSchema(
$object->getApplicationName(),
PhabricatorEdgeConfig::TABLE_NAME_EDGEDATA,
array(
'id' => 'id',
'data' => 'text',
),
array(
'PRIMARY' => array(
'columns' => array('id'),
'unique' => true,
),
));
}
public function buildCounterSchema(PhabricatorLiskDAO $object) {
$this->buildRawSchema(
$object->getApplicationName(),
PhabricatorLiskDAO::COUNTER_TABLE_NAME,
array(
'counterName' => 'text32',
'counterValue' => 'id64',
),
array(
'PRIMARY' => array(
'columns' => array('counterName'),
'unique' => true,
),
));
}
protected function getDatabase($name) {
$server = $this->getServer();
$database = $server->getDatabase($this->getNamespacedDatabase($name));
if (!$database) {
$database = $this->newDatabase($name);
$server->addDatabase($database);
}
return $database;
}
protected function newDatabase($name) {
return id(new PhabricatorConfigDatabaseSchema())
->setName($this->getNamespacedDatabase($name))
->setCharacterSet($this->getUTF8Charset())
->setCollation($this->getUTF8Collation());
}
protected function getNamespacedDatabase($name) {
$namespace = PhabricatorLiskDAO::getStorageNamespace();
return $namespace.'_'.$name;
}
protected function newTable($name) {
return id(new PhabricatorConfigTableSchema())
->setName($name)
->setCollation($this->getUTF8Collation());
}
protected function newColumn($name) {
return id(new PhabricatorConfigColumnSchema())
->setName($name);
}
protected function newKey($name) {
return id(new PhabricatorConfigKeySchema())
->setName($name);
}
private function getDetailsForDataType($data_type) {
$column_type = null;
$charset = null;
$collation = null;
// If the type ends with "?", make the column nullable.
$nullable = false;
if (preg_match('/\?$/', $data_type)) {
$nullable = true;
$data_type = substr($data_type, 0, -1);
}
// NOTE: MySQL allows fragments like "VARCHAR(32) CHARACTER SET binary",
// but just interprets that to mean "VARBINARY(32)". The fragment is
// totally disallowed in a MODIFY statement vs a CREATE TABLE statement.
switch ($data_type) {
case 'id':
case 'epoch':
case 'uint32':
$column_type = 'int(10) unsigned';
break;
case 'sint32':
$column_type = 'int(10)';
break;
case 'id64':
case 'uint64':
$column_type = 'bigint(20) unsigned';
break;
case 'sint64':
$column_type = 'bigint(20)';
break;
case 'phid':
case 'policy';
$column_type = 'varbinary(64)';
break;
case 'bytes64':
$column_type = 'binary(64)';
break;
case 'bytes40':
$column_type = 'binary(40)';
break;
case 'bytes32':
$column_type = 'binary(32)';
break;
case 'bytes20':
$column_type = 'binary(20)';
break;
case 'bytes12':
$column_type = 'binary(12)';
break;
case 'bytes4':
$column_type = 'binary(4)';
break;
case 'bytes':
$column_type = 'longblob';
break;
case 'text255':
$column_type = 'varchar(255)';
$charset = $this->getUTF8Charset();
$collation = $this->getUTF8Collation();
break;
case 'text160':
$column_type = 'varchar(160)';
$charset = $this->getUTF8Charset();
$collation = $this->getUTF8Collation();
break;
case 'text128':
$column_type = 'varchar(128)';
$charset = $this->getUTF8Charset();
$collation = $this->getUTF8Collation();
break;
case 'text80':
$column_type = 'varchar(80)';
$charset = $this->getUTF8Charset();
$collation = $this->getUTF8Collation();
break;
case 'text64':
$column_type = 'varchar(64)';
$charset = $this->getUTF8Charset();
$collation = $this->getUTF8Collation();
break;
case 'text40':
$column_type = 'varchar(40)';
$charset = $this->getUTF8Charset();
$collation = $this->getUTF8Collation();
break;
case 'text32':
$column_type = 'varchar(32)';
$charset = $this->getUTF8Charset();
$collation = $this->getUTF8Collation();
break;
case 'text20':
$column_type = 'varchar(20)';
$charset = $this->getUTF8Charset();
$collation = $this->getUTF8Collation();
break;
case 'text16':
$column_type = 'varchar(16)';
$charset = $this->getUTF8Charset();
$collation = $this->getUTF8Collation();
break;
case 'text12':
$column_type = 'varchar(12)';
$charset = $this->getUTF8Charset();
$collation = $this->getUTF8Collation();
break;
case 'text8':
$column_type = 'varchar(8)';
$charset = $this->getUTF8Charset();
$collation = $this->getUTF8Collation();
break;
case 'text4':
$column_type = 'varchar(4)';
$charset = $this->getUTF8Charset();
$collation = $this->getUTF8Collation();
break;
case 'text':
$column_type = 'longtext';
$charset = $this->getUTF8Charset();
$collation = $this->getUTF8Collation();
break;
case 'bool':
$column_type = 'tinyint(1)';
break;
case 'double':
$column_type = 'double';
break;
case 'date':
$column_type = 'date';
break;
default:
$column_type = pht('<unknown>');
$charset = pht('<unknown>');
$collation = pht('<unknown>');
break;
}
return array($column_type, $charset, $collation, $nullable);
}
}

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