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<?php |
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namespace suda\orm\statement; |
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use function is_array; |
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use PDOStatement; |
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use suda\orm\Binder; |
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use suda\orm\middleware\Middleware; |
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abstract class Statement |
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{ |
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use PrepareTrait; |
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const WRITE = 0; |
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const READ = 1; |
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const FETCH_ONE = 0; |
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const FETCH_ALL = 1; |
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/** |
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* 语句类型 |
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* |
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* @var int|null |
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*/ |
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protected $type = null; |
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/** |
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* 获取类型 |
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* |
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* @var int |
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*/ |
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protected $fetch = null; |
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/** |
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* 滚动 |
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* |
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* @var boolean|null |
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*/ |
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protected $scroll = null; |
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/** |
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* 绑定 |
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* |
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* @var Binder[] |
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*/ |
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protected $binder = []; |
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/** |
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* SQL语句 |
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* |
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* @var string |
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*/ |
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protected $string; |
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/** |
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* PDOStatement |
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* |
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* @var PDOStatement|null |
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*/ |
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protected $statement = null; |
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/** |
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* Query |
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* |
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* @var Query |
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*/ |
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protected $query; |
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const RET_ROWS = 1; |
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const RET_LAST_INSERT_ID = 2; |
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const RET_BOOL = 3; |
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/** |
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* 返回类型 |
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* |
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* @var int |
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*/ |
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protected $returnType = Statement::RET_BOOL; |
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/** |
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* 类 |
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* |
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* @var string |
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*/ |
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protected $fetchClass; |
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/** |
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* 参数 |
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* |
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* @var array |
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*/ |
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protected $fetchClassArgs = []; |
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/** |
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* 数据处理中间件 |
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* |
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* @var Middleware |
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*/ |
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protected $middleware; |
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/** |
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* Statement constructor. |
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* @param string $sql |
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* @param mixed ...$args |
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*/ |
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public function __construct(string $sql, ...$args) |
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{ |
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if (count($args) === 1 && is_array($args[0])) { |
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$this->create($sql, $args[0]); |
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} else { |
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list($this->string, $this->binder) = $this->prepareQueryMark($sql, $args); |
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} |
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} |
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protected function create(string $sql, array $parameter) |
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{ |
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$this->string = $sql; |
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$this->binder = $this->mergeBinder($this->binder, $parameter); |
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} |
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public function isRead(bool $set = null): bool |
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{ |
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if ($set !== null) { |
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$this->type = self::READ; |
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} |
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return $this->type === self::READ; |
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} |
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public function isWrite(bool $set = null): bool |
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{ |
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if ($set !== null) { |
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$this->type = self::WRITE; |
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} |
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return $this->type === self::WRITE; |
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} |
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/** |
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* 判断是否为一条 |
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* |
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* @param bool|null $set |
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* @return boolean |
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*/ |
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public function isFetchOne(bool $set = null): bool |
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{ |
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if ($set !== null) { |
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$this->fetch = self::FETCH_ONE; |
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} |
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return $this->fetch === self::FETCH_ONE; |
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} |
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/** |
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* 判断是否为一条 |
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* |
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* @return boolean |
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*/ |
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public function isFetch(): bool |
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{ |
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return $this->fetch !== null; |
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} |
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/** |
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* @param bool|null $scroll |
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*/ |
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public function setScroll(?bool $scroll): void |
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{ |
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$this->scroll = $scroll; |
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} |
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/** |
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* 判断是否获取多条 |
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* |
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* @param bool|null $set |
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* @return boolean |
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*/ |
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public function isFetchAll(bool $set = null): bool |
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{ |
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if ($set !== null) { |
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$this->fetch = self::FETCH_ALL; |
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} |
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return $this->fetch === self::FETCH_ALL; |
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} |
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/** |
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* 设置记录类 |
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* |
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* @param string|null $class |
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* @param array $args |
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* @return $this |
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*/ |
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public function setFetchType(?string $class = null, array $args = []) |
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{ |
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$this->fetchClass = $class; |
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$this->fetchClassArgs = $args; |
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return $this; |
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} |
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/** |
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* 获取取值类 |
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* |
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* @return string|null |
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*/ |
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public function getFetchClass(): ?string |
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{ |
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return $this->fetchClass ?? null; |
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} |
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/** |
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* 是否滚动 |
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* |
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* @param bool|null $set |
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* @return boolean|null |
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*/ |
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public function isScroll(bool $set = null): ?bool |
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{ |
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if ($set !== null) { |
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$this->scroll = true; |
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} |
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return $this->scroll; |
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} |
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/** |
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* 获取SQL字符串 |
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* |
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* @return string |
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*/ |
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public function getString() |
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{ |
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return $this->getQuery()->getQuery(); |
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} |
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/** |
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* 准备查询对象 |
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* |
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* @return Query |
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*/ |
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protected function prepareQuery(): Query |
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{ |
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return new Query($this->string, $this->binder); |
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} |
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/** |
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* 准备查询对象 |
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* |
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* @return Query |
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*/ |
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public function prepare(): Query |
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{ |
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return $this->query = $this->prepareQuery(); |
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} |
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/** |
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* 获取查询对象 |
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* |
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* @return Query |
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*/ |
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public function getQuery(): Query |
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{ |
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if ($this->query === null) { |
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$this->query = $this->prepare(); |
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} |
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return $this->query; |
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} |
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/** |
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* @param Query $query |
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*/ |
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public function setQuery(Query $query): void |
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{ |
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$this->query = $query; |
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$this->string = $query->getQuery(); |
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$this->binder = $query->getBinder(); |
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} |
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/** |
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* 获取绑定信息 |
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* |
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* @return Binder[] |
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*/ |
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public function getBinder() |
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{ |
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return $this->binder; |
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} |
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/** |
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* @return string |
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*/ |
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public function __toString() |
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{ |
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return $this->getString(); |
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} |
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/** |
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* Get PDOStatement |
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* |
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* @return PDOStatement |
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*/ |
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public function getStatement(): ?PDOStatement |
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{ |
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return $this->statement; |
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} |
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/** |
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* Set PDOStatement |
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* |
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* @param PDOStatement $statement PDOStatement |
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* |
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* @return $this |
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*/ |
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public function setStatement(PDOStatement $statement) |
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{ |
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$this->statement = $statement; |
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return $this; |
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} |
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/** |
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* Get 返回类型 |
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* |
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* @return int |
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*/ |
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public function getReturnType() |
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{ |
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return $this->returnType; |
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} |
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328
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/** |
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* Set 返回类型 |
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* |
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* @param int $returnType 返回类型 |
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* @return $this |
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*/ |
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public function setReturnType(int $returnType) |
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{ |
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$this->returnType = $returnType; |
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return $this; |
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} |
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/** |
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341
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* Get 参数 |
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* |
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* @return array |
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344
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*/ |
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345
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public function getFetchClassArgs() |
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{ |
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return $this->fetchClassArgs; |
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} |
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/** |
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* Get 数据处理中间件 |
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352
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* @return Middleware |
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353
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*/ |
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354
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public function getMiddleware() |
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355
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{ |
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356
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return $this->middleware; |
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357
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} |
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358
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359
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/** |
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360
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* Set 数据处理中间件 |
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361
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* |
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362
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* @param Middleware $middleware 数据处理中间件 |
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363
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* @return $this |
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364
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*/ |
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365
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public function setMiddleware(Middleware $middleware) |
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366
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{ |
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367
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$this->middleware = $middleware; |
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368
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return $this; |
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369
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} |
|
370
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371
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/** |
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372
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|
* @param Binder $binder |
|
373
|
|
|
* @return $this |
|
374
|
|
|
*/ |
|
375
|
|
|
public function addBinder(Binder $binder) |
|
376
|
|
|
{ |
|
377
|
|
|
if (!in_array($binder, $this->binder)) { |
|
378
|
|
|
$this->binder[] = $binder; |
|
379
|
|
|
} |
|
380
|
|
|
return $this; |
|
381
|
|
|
} |
|
382
|
|
|
|
|
383
|
|
|
/** |
|
384
|
|
|
* 添加参数 |
|
385
|
|
|
* |
|
386
|
|
|
* @param string $name |
|
387
|
|
|
* @param mixed $value |
|
388
|
|
|
* @param string|null $key |
|
389
|
|
|
* @return $this |
|
390
|
|
|
*/ |
|
391
|
|
|
public function addValue(string $name, $value, ?string $key = null) |
|
392
|
|
|
{ |
|
393
|
|
|
return $this->addBinder(new Binder($name, $value, $key)); |
|
394
|
|
|
} |
|
395
|
|
|
|
|
396
|
|
|
/** |
|
397
|
|
|
* @param int|null $type |
|
398
|
|
|
*/ |
|
399
|
|
|
public function setType(?int $type): void |
|
400
|
|
|
{ |
|
401
|
|
|
$this->type = $type; |
|
402
|
|
|
} |
|
403
|
|
|
|
|
404
|
|
|
/** |
|
405
|
|
|
* @return int |
|
406
|
|
|
*/ |
|
407
|
|
|
public function getFetch(): int |
|
408
|
|
|
{ |
|
409
|
|
|
return $this->fetch; |
|
410
|
|
|
} |
|
411
|
|
|
|
|
412
|
|
|
/** |
|
413
|
|
|
* @return int|null |
|
414
|
|
|
*/ |
|
415
|
|
|
public function getType(): ?int |
|
416
|
|
|
{ |
|
417
|
|
|
return $this->type; |
|
418
|
|
|
} |
|
419
|
|
|
|
|
420
|
|
|
/** |
|
421
|
|
|
* @param int $fetch |
|
422
|
|
|
*/ |
|
423
|
|
|
public function setFetch(int $fetch): void |
|
424
|
|
|
{ |
|
425
|
|
|
$this->fetch = $fetch; |
|
426
|
|
|
} |
|
427
|
|
|
} |
|
428
|
|
|
|