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PhabricatorSearchDocument.php
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Fri, Mar 21, 14:51

PhabricatorSearchDocument.php
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<?php
final class PhabricatorSearchDocument extends PhabricatorSearchDAO {
protected $documentType;
protected $documentTitle;
protected $documentCreated;
protected $documentModified;
const STOPWORDS_TABLE = 'stopwords';
protected function getConfiguration() {
return array(
self::CONFIG_TIMESTAMPS => false,
self::CONFIG_IDS => self::IDS_MANUAL,
self::CONFIG_COLUMN_SCHEMA => array(
'documentType' => 'text4',
'documentTitle' => 'text255',
'documentCreated' => 'epoch',
'documentModified' => 'epoch',
),
self::CONFIG_KEY_SCHEMA => array(
'key_phid' => null,
'PRIMARY' => array(
'columns' => array('phid'),
'unique' => true,
),
'documentCreated' => array(
'columns' => array('documentCreated'),
),
'key_type' => array(
'columns' => array('documentType', 'documentCreated'),
),
),
) + parent::getConfiguration();
}
public function getIDKey() {
return 'phid';
}
public static function newQueryCompiler() {
$compiler = new PhutilSearchQueryCompiler();
if (self::isInnoDBFulltextEngineAvailable()) {
// The InnoDB fulltext boolean operators are always the same as the
// default MyISAM operators, so we do not need to adjust the compiler.
} else {
$table = new self();
$conn = $table->establishConnection('r');
$operators = queryfx_one(
$conn,
'SELECT @@ft_boolean_syntax AS syntax');
if ($operators) {
$compiler->setOperators($operators['syntax']);
}
}
return $compiler;
}
public static function isInnoDBFulltextEngineAvailable() {
static $available;
if ($available === null) {
$table = new self();
$conn = $table->establishConnection('r');
// If this system variable exists, we can use InnoDB fulltext. If it
// does not, this query will throw and we're stuck with MyISAM.
try {
queryfx_one(
$conn,
'SELECT @@innodb_ft_max_token_size');
$available = true;
} catch (AphrontQueryException $x) {
$available = false;
}
}
return $available;
}
}

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