protected static function init_mysql($is_read = true, $is_master = false)
{
self::$dataconfig = $GLOBALS['database'];
//选择数据库配置
if (empty(self::${$link})) {
try {
$link = 'link_read';
self::${$link} = mysql_connect(self::$dataconfig['db_host'], self::$dataconfig['db_user'], self::$dataconfig['db_pass']);
if (empty(self::${$link})) {
throw new Exception(mysql_error(), 10);
} else {
if (mysql_get_server_info() > '4.1') {
$charset = str_replace('-', '', strtolower(self::$dataconfig['db_charset']));
mysql_query("SET character_set_connection=" . $charset . ", character_set_results=" . $charset . ", character_set_client=binary");
}
if (mysql_get_server_info() > '5.0') {
mysql_query("SET sql_mode=''");
}
if (@mysql_select_db(self::$dataconfig['db_name']) === false) {
throw new Exception(mysql_error(), 11);
}
}
} catch (Exception $e) {
if (TRUE) {
if ($e->getCode() == 10) {
echo '数据库连接失败，可能是数据库服务器地址、账号或密码错误';
} elseif ($e->getCode() == 11) {
echo '数据库' . self::$dataconfig['db_name'] . '不存在';
} else {
echo 'Can\'t connect to MySQL server';
}
} else {
echo $e->getMessage(), '<br/>', '<pre>', $e->getTraceAsString(), '</pre>';
}
self::log($e->getMessage(), '初始化');
exit;
}
}
return self::${$link};
}
