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AphrontMySQLiDatabaseConnection.php
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Created
Fri, Jan 31, 03:45

AphrontMySQLiDatabaseConnection.php
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<?php
/**
* @phutil-external-symbol class mysqli
*/
final class AphrontMySQLiDatabaseConnection
extends AphrontBaseMySQLDatabaseConnection {
public function escapeUTF8String($string) {
$this->validateUTF8String($string);
return $this->escapeBinaryString($string);
}
public function escapeBinaryString($string) {
return $this->requireConnection()->escape_string($string);
}
public function getInsertID() {
return $this->requireConnection()->insert_id;
}
public function getAffectedRows() {
return $this->requireConnection()->affected_rows;
}
protected function closeConnection() {
$this->requireConnection()->close();
}
protected function connect() {
if (!class_exists('mysqli', false)) {
throw new Exception(pht(
'About to call new %s, but the PHP MySQLi extension is not available!',
'mysqli()'));
}
$user = $this->getConfiguration('user');
$host = $this->getConfiguration('host');
$port = $this->getConfiguration('port');
$database = $this->getConfiguration('database');
$pass = $this->getConfiguration('pass');
if ($pass instanceof PhutilOpaqueEnvelope) {
$pass = $pass->openEnvelope();
}
// If the host is "localhost", the port is ignored and mysqli attempts to
// connect over a socket.
if ($port) {
if ($host === 'localhost' || $host === null) {
$host = '127.0.0.1';
}
}
$conn = mysqli_init();
$timeout = $this->getConfiguration('timeout');
if ($timeout) {
$conn->options(MYSQLI_OPT_CONNECT_TIMEOUT, $timeout);
}
@$conn->real_connect(
$host,
$user,
$pass,
$database,
$port);
$errno = $conn->connect_errno;
if ($errno) {
$error = $conn->connect_error;
throw new AphrontConnectionQueryException(
pht(
'Attempt to connect to %s@%s failed with error #%d: %s.',
$user,
$host,
$errno,
$error),
$errno);
}
$ok = @$conn->set_charset('utf8mb4');
if (!$ok) {
$ok = $conn->set_charset('utf8');
}
return $conn;
}
protected function rawQuery($raw_query) {
return @$this->requireConnection()->query($raw_query);
}
protected function rawQueries(array $raw_queries) {
$conn = $this->requireConnection();
$have_result = false;
$results = array();
foreach ($raw_queries as $key => $raw_query) {
if (!$have_result) {
// End line in front of semicolon to allow single line comments at the
// end of queries.
$have_result = $conn->multi_query(implode("\n;\n\n", $raw_queries));
} else {
$have_result = $conn->next_result();
}
array_shift($raw_queries);
$result = $conn->store_result();
if (!$result && !$this->getErrorCode($conn)) {
$result = true;
}
$results[$key] = $this->processResult($result);
}
if ($conn->more_results()) {
throw new Exception(
pht('There are some results left in the result set.'));
}
return $results;
}
protected function freeResult($result) {
$result->free_result();
}
protected function fetchAssoc($result) {
return $result->fetch_assoc();
}
protected function getErrorCode($connection) {
return $connection->errno;
}
protected function getErrorDescription($connection) {
return $connection->error;
}
public function supportsAsyncQueries() {
return defined('MYSQLI_ASYNC');
}
public function asyncQuery($raw_query) {
$this->checkWrite($raw_query);
$async = $this->beginAsyncConnection();
$async->query($raw_query, MYSQLI_ASYNC);
return $async;
}
public static function resolveAsyncQueries(array $conns, array $asyncs) {
assert_instances_of($conns, 'AphrontMySQLiDatabaseConnection');
assert_instances_of($asyncs, 'mysqli');
$read = $error = $reject = array();
foreach ($asyncs as $async) {
$read[] = $error[] = $reject[] = $async;
}
if (!mysqli::poll($read, $error, $reject, 0)) {
return array();
}
$results = array();
foreach ($read as $async) {
$key = array_search($async, $asyncs, $strict = true);
$conn = $conns[$key];
$conn->endAsyncConnection($async);
$results[$key] = $conn->processResult($async->reap_async_query());
}
return $results;
}
}

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