zend2数据层代码示例

zend2数据层配置和代码示范(带一对多关系)
表 admin, log,数据模型代码和工厂类,配置,控制器在模块Admin的调用示范

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CREATE TABLE `admin` (
  `id` int(11) NOT NULL AUTO_INCREMENT COMMENT '自动编号',
  `username` varchar(64) NOT NULL COMMENT '用户名',
  `password` varchar(40) NOT NULL COMMENT '登陆密码',
  `disabled` tinyint(1) NOT NULL COMMENT '禁用状态',
  `name` varchar(64) NOT NULL COMMENT '姓名',
  `title` varchar(64) NOT NULL COMMENT '职位',
  `phone` varchar(64) NOT NULL COMMENT '联系电话',
  `email` varchar(320) NOT NULL COMMENT '邮件地址',
  `address` varchar(255) NOT NULL COMMENT '联系地址',
  `description` text NOT NULL COMMENT '其他记录',
  `addtime` bigint(20) NOT NULL COMMENT '增加时间',
  `uptime` bigint(20) NOT NULL COMMENT '更新时间',
  PRIMARY KEY (`id`),
  UNIQUE KEY `username_UNIQUE` (`username`)
) ENGINE=InnoDB AUTO_INCREMENT=7 DEFAULT CHARSET=utf8 COMMENT='管理员数据表';
 
CREATE TABLE `adminlog` (
  `id` int(11) NOT NULL AUTO_INCREMENT COMMENT '自动编号',
  `admin` int(11) NOT NULL COMMENT '管理员',
  `content` text NOT NULL COMMENT '内容',
  `time` bigint(20) NOT NULL COMMENT '时间',
  PRIMARY KEY (`id`),
  KEY `fk_adminlog_admin_idx` (`admin`),
  CONSTRAINT `fk_adminlog_admin` FOREIGN KEY (`admin`) REFERENCES `admin` (`id`) ON DELETE NO ACTION ON UPDATE NO ACTION
) ENGINE=InnoDB AUTO_INCREMENT=220 DEFAULT CHARSET=utf8 COMMENT='管理日志';
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return array(
    'service_manager' => array(
        'factories' => array(
            'Zend\Db\Adapter\Adapter' => 'Zend\Db\Adapter\AdapterServiceFactory',
        ),
    ),
);

编辑 “/config/application.config.php” 注册数据库工厂服务

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return array(
    'db' => array(
        'driver' => 'pdo',
        'platform' => 'Mysql',
        'pdodriver' => 'mysql',
        'options' => array(PDO::MYSQL_ATTR_INIT_COMMAND => 'SET NAMES \'utf8\'')
    ),
);

编辑 “/config/autoload/global.php” 配置数据库参数

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return array(
    'db' => array(
        'hostname' => '服务器',
        'dbname' => '数据库名',
        'username' => '账号',
        'password' => '密码',
    ),
);

编辑 “/config/autoload/local.php” 配置数据库连接信息

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<?php
namespace Admin;
 
use Zend\Db\ResultSet\ResultSet;
use Zend\Db\TableGateway\TableGateway;
use Zend\ModuleManager\Feature\ServiceProviderInterface;
 
class Module implements ServiceProviderInterface {
 
    public function getServiceConfig() {
        return array("factories" => array(
                'Admin\Model\AdminTable' => function($serviceManager) {
            $resultset = new Model\Admin();
            $resultset->setServiceLocator($serviceManager)
            $resultSetPrototype = new ResultSet();
            $resultSetPrototype->setArrayObjectPrototype($resultset);
            return new Model\AdminTable(new TableGateway('admin', $serviceManager->get('Zend\Db\Adapter\Adapter'), null, $resultSetPrototype));
        },
                'Admin\Model\LogTable' => function($serviceManager) {
            $resultset = new Model\Log();
            $resultset->setServiceLocator($serviceManager)
            $resultSetPrototype = new ResultSet();
            $resultSetPrototype->setArrayObjectPrototype($resultset);
            return new Model\LogTable(new TableGateway('adminlog', $serviceManager->get('Zend\Db\Adapter\Adapter'), null, $resultSetPrototype));
        },
        ));
    }
}

编辑 “/module/Admin/Module.php” 将XXXTable作为服务注册. 并且注册时帮定数据实例(Model\XXX)类,$resultset->setServiceLocator($serviceManager) 是可选调用,用于给实例中的服务设置调用,如果数据行中用不上则可以不调用此行

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<?php
 
namespace Admin\Model;
 
use Zend\ServiceManager\ServiceLocatorAwareInterface;
 
/**
 * entity of Admin
 *
 * @author ShiZhuolin
 */
class Admin implements ServiceLocatorAwareInterface {
 
    /**
     * 服务
     * @var \Zend\ServiceManager\ServiceLocatorInterface 
     */
    protected $servicelocator;
 
    /**
     * 自动编号
     * @var int 
     */
    public $id;
 
    /**
     * 用户名
     * @var string 
     */
    public $username;
 
    /**
     * 登陆密码
     * @var string
     */
    public $password;
 
    /**
     * 禁用状态
     * @var bool 
     */
    public $disabled;
 
    /**
     * 姓名
     * @var string 
     */
    public $name;
 
    /**
     * 职位
     * @var string 
     */
    public $title;
 
    /**
     * 联系电话
     * @var string 
     */
    public $phone;
 
    /**
     * 邮件
     * @var string 
     */
    public $email;
 
    /**
     * 联系地址
     * @var string 
     */
    public $address;
 
    /**
     * 描述
     * @var string 
     */
    public $description;
 
    /**
     * 增加时间
     * @var int 
     */
    public $addtime;
 
    /**
     * 更新时间
     * @var int 
     */
    public $uptime;
 
    /**
     * 交换数组数据
     * @param array $data
     * @return void
     */
    public function exchangeArray($data) {
        $this->id = isset($data['id']) ? $data['id'] : null;
        $this->username = isset($data['username']) ? $data['username'] : null;
        $this->password = isset($data['password']) ? $data['password'] : null;
        $this->disabled = isset($data['disabled']) ? $data['disabled'] : null;
        $this->name = isset($data['name']) ? $data['name'] : null;
        $this->title = isset($data['title']) ? $data['title'] : null;
        $this->phone = isset($data['phone']) ? $data['phone'] : null;
        $this->email = isset($data['email']) ? $data['email'] : null;
        $this->address = isset($data['address']) ? $data['address'] : null;
        $this->description = isset($data['description']) ? $data['description'] : null;
        $this->addtime = isset($data['addtime']) ? $data['addtime'] : null;
        $this->uptime = isset($data['uptime']) ? $data['uptime'] : null;
    }
 
    /**
     * 输出数组
     * @return array
     */
    public function getArrayCopy() {
        return array(
            'id' => $this->id,
            'username' => $this->username,
            'password' => $this->password,
            'disabled' => $this->disabled,
            'name' => $this->name,
            'title' => $this->title,
            'phone' => $this->phone,
            'email' => $this->email,
            'address' => $this->address,
            'description' => $this->description,
            'addtime' => $this->addtime,
            'uptime' => $this->uptime,
        );
    }
 
    /**
     * 记录日志
     * @param string $message
     */
    public function log($message) {
        $log = new \Admin\Model\Log;
        $log->admin = $this->id;
        $log->content = $message;
        $log->time = time();
        $this->getServiceLocator()->get('Admin\Model\LogTable')->insert($log);
    }
 
    public function getServiceLocator() {
        return $this->servicelocator;
    }
 
    public function setServiceLocator(\Zend\ServiceManager\ServiceLocatorInterface $serviceLocator) {
        $this->servicelocator = $serviceLocator;
    }
 
}

编辑 “\module\Admin\src\Admin\Model\Admin.php” 数据实体

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<?php
 
namespace Admin\Model;
 
use Zend\Db\ResultSet\ResultSet;
use Zend\Db\TableGateway\TableGateway;
 
/**
 * table of AdminTable
 * 
 * @author ShiZhuolin
 */
class AdminTable {
 
    /**
     * TableGateway
     * @var TableGateway
     */
    protected $tableGateway;
 
    /**
     * construct
     * @param TableGateway $tableGateway
     */
    public function __construct(TableGateway $tableGateway) {
        $this->tableGateway = $tableGateway;
    }
 
    /**
     * TableGateway
     * @return TableGateway
     */
    public function getTableGateway() {
        return $this->tableGateway;
    }
 
    /**
     * fetch data
     * @param Where|\Closure|string|array $where
     * @return ResultSet|Admin
     */
    public function fetch($where = null) {
        return $this->tableGateway->select($where);
    }
 
    /**
     * find by id
     * @param int $id
     * @return Admin
     */
    public function find($id) {
        return $this->tableGateway->select(array('id' => (int) $id))->current();
    }
 
    /**
     * insert data
     * @param Admin $admin
     * @return int
     */
    public function insert(Admin $admin) {
        $data = $admin->getArrayCopy();
        unset($data['id']);
        return $this->tableGateway->insert($data);
    }
 
    /**
     * update data
     * @param Admin $admin
     * @return int
     */
    public function update(Admin $admin) {
        $data = $admin->getArrayCopy();
        unset($data['id']);
        return $this->tableGateway->update($data, array('id' => (int) $admin->id));
    }
 
    /**
     * delete by id
     * @param int $id
     * @return int
     */
    public function delete($id) {
        return $this->tableGateway->delete(array('id' => (int) $id));
    }
 
}

编辑 “module\Admin\src\Admin\Model\AdminTable.php” 数据操作工厂.

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$this->getServiceLocator()->get('Admin\Model\AdminTable')

在控制器中调用 AdminTable实例. 通过Tables实例操作数据库表

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