thinkPHP分页功能实例详解
程序员文章站
2024-03-08 22:40:46
本文实例讲述了thinkphp分页功能。分享给大家供大家参考,具体如下:
interface serviceinterface:
本文实例讲述了thinkphp分页功能。分享给大家供大家参考,具体如下:
interface serviceinterface:
<?php /** * interfaceservice * @author yhd */ namespace red; interface serviceinterface { /** * 实例化当前类 */ public static function getinstance(); }
staticservice 静态服务类:
<?php /** * 静态服务类 * staticservice * @author yhd */ namespace red; class staticservice{ protected static $data; /** * 设置静态数据 * @param string $key key * @param mixed $data data * @return mixed */ public static function setdata($key,$data){ self::$data[$key] = $data; return self::$data[$key]; } /** * 通过引用使用静态数据 * @param string $key key * @return mixed */ public static function & getdata($key){ if(!isset(self::$data[$key])){ self::$data[$key] = null; } return self::$data[$key]; } /** * 缓存实例化过的对象 * @param string $name 类名 * @return 对象 */ public static function getinstance($name){ $key = 'service_@_'.$name; $model = &self::getdata($key); if($model === null){ $model = new $name(); } return $model; } /** * html转义过滤 * @param mixed $input 输入 * @return mixed */ public static function htmlfilter($input){ if(is_array($input)) { foreach($input as & $row) { $row = self::htmlfilter($row); } } else { if(!get_magic_quotes_gpc()) { $input = addslashes($input); } $input = htmlspecialchars($input); } return $input; } }
abstract abproduct 抽象商品管理类:
<?php /** * 抽象商品管理类 * abproduct.class.php * @lastmodify 2015-8-17 * @author yhd */ namespace red\product; abstract class abproduct{ public $errornum; /* *返回错误信息 *@param $errornum 错误代码 */ public function getstatus(){ $errornum = $this->errornum; switch($errornum){ case 0: $data['status'] = 0; $data['message'] = '收藏成功'; break; case 1: $data['status'] = 1; $data['message'] = '收藏失败'; break; case 2: $data['status'] = 2; $data['message'] = '已收藏'; break; case 3: $data['status'] = 3; $data['message'] = '未登陆'; break; case 4: $data['status'] = 4; $data['message'] = '缺少参数'; break; default: $data['status'] = 200; $data['message'] = '未知错误'; } return $data; }
membermodel 会员模型:
<?php /** * 会员模型 * membermodel.class.php * @copyright (c) 2014-2015 red * @license http://www.red.com/ * @lastmodify 2015-8-17 * @author yhd */ namespace red\passport\models; use think\model; use red\serviceinterface; use red\staticservice; class membermodel extends model implements serviceinterface{ protected $userid; protected $error; protected function _initialize(){ $this->userid = getuserinfo(0); } /** * 实例化本类 * @return membermodel */ public static function getinstance() { return staticservice::getinstance(__class__); } /** * 获取登录用户信息 * @param string $data 查询条件 * @return array */ public function getuser($data = '') { if(empty($data)){ return $this->where("id=".$this->userid)->find(); }else{ return $this->field($data)->where("id=".$this->userid)->find(); } } /** * 修改用户信息 * @param array $data * @param array $where 查询条件 */ public function edituserinfo($data, $where = '') { if( $this->_before_check($data) === false ){ return $this->error['msg']; } if(!empty($where) && is_array($where)){ $condition[ $where[0] ] = array('eq', $where[1]); return $this->where($condition)->save($data); } return $this->where("id=".$this->userid)->save($data); } /** * 获取用户信息 * @param string $data 用户名 * return array() */ public function checkuserinfo($str, $field = ''){ //注册类型 $info = checktype($str); $condition[$info] = array('eq',$str); if(!empty($field)){ return $this->field($field)->where($condition)->find(); } return $this->where($condition)->find(); } /** * 获取用户信息 * @param array $data 用户名 * return array() */ public function getaccount($data){ //注册类型 $info = checktype($data); $condition['id'] = array('eq',$this->userid); $condition[$info] = array('eq',$data); return $this->where($condition)->find(); } /** * 修改用户密码 * @param array $data['id']用户id * @param $data['password']用户密码 * return true or false */ public function upuserpassbyid($data){ $condition['id'] = array('eq',$data['id']); $status = $this->where($condition)->save(array("password"=>md5($data['password']))); if($status){ return true; }else { return false; } } /** * 校验用户的账号或者密码是否正确 * @param $data['username'] 用户名 * @param $data['password'] 密码 * return true or false */ public function checkuserpasswd($data= array()){ $type = checktype($data['username']); $condition[$type] = array('eq',$data['username']); $condition['password'] = array('eq',md5($data['password'])); return $this->where($condition)->find(); } /** * 网页登录校验token * @param token string * return bool */ public function checktoken($token){ return $this->autochecktoken($token); } /** * 后台封号/解封 * param int $user_id */ public function changestatus($data){ if($this->save($data)){ return true; }else{ return false; } } protected function _before_check(&$data){ if(isset($data['username']) && empty($data['username'])){ $this->error['msg'] = '请输入用户名'; return false; } if(isset($data['nickname']) && empty($data['nickname'])){ $this->error['msg'] = '请输入昵称'; return false; } if(isset($data['realname']) && empty($data['realname'])){ $this->error['msg'] = '请输入真名'; return false; } if(isset($data['email']) && empty($data['email'])){ $this->error['msg'] = '请输入邮箱'; return false; } if(isset($data['mobile']) && empty($data['mobile'])){ $this->error['msg'] = '请输入手机号码'; return false; } if(isset($data['password']) && empty($data['password'])){ $this->error['msg'] = '请输入密码'; return false; } if(isset($data['headimg']) && empty($data['headimg'])){ $this->error['msg'] = '请上传头像'; return false; } return true; } }
productmodel 商品模型:
<?php /** * 商品模型 * productmodel.class.php * @lastmodify 2015-8-17 * @author yhd */ namespace red\product\models; use think\model; use red\serviceinterface; use red\staticservice; class productmodel extends model implements serviceinterface{ /** * 实例化本类 * @return productmodel */ public static function getinstance() { return staticservice::getinstance(__class__); } /** * 单个商品 * @param string $id * @param integer $status 状态 1:有效 2:无效 * @param integer $onsale 是否上架 1:是 2:否 * @return array 一维数组 */ public function getproone($id, $status = 1 , $onsale = 1){ $condition['onsale'] = array('eq', $onsale); //是否上架 $condition['status'] = array('eq', $status); //状态 $condition['id'] = array('eq',$id); return $this->where($condition)->find(); } /** * 商品列表 * @param string $limit 查询条数 * @param array $data 查询条件 * @return array 二维数组 */ public function getprolist($data = ''){ $condition['onsale'] = array('eq', $data['onsale']); //是否上架 $condition['status'] = array('eq', $data['status']); //状态 $condition['type'] = array('eq', $data['type']); //分类 if(isset($data['limit']) && isset($data['order']) ){ $return =$this->where($condition)->limit($data['limit'])->order($data['order'])->select(); }else{ $return =$this->where($condition)->select(); } return $return; } /** * 添加商品 * @param array $data * @return int */ public function addproduct($data){ return $this->add($data); } /** * 删除商品 * */ public function delproduct($id){ $condition['id'] = array('eq', $id); return $this->where($condition)->delete(); } /** * 修改商品 * @param string|int $id * @param array $data * @return */ public function editprodcut($id, $data){ $condition['id'] = array('eq', $id); return $this->where($condition)->save($data); } public function getproductinfo($product){ if(empty($product) || !isset($product['product_id'])){ return array(); } $info = $this->getproone($product['product_id']); $product['name'] = $info['name']; $product['store_id'] = $info['store_id']; $product['price'] = $info['price']; $product['m_price'] = $info['m_price']; return $product; } }
productmanage 商品管理类:
<?php namespace user\controller; use red\product\productmanage; class favoritecontroller extends authcontroller { public function index($page=1){ $limit=1; $list = productmanage::getinstance()->getcollectlist($page,$limit); $showpage = create_pager_html($list['total'],$page,$limit); $this->assign(get_defined_vars()); $this->display(); } public function cancelcollect(){ $ids = field('ids'); $return = productmanage::getinstance()->cancelproductcollect($ids); exit(json_encode($return)); } }
functions.php 分页函数:
<?php /** * 分页 * @param $total 总条数 * @param $page 第几页 * @param $perpage 每页条数 * @param $url 链接地址 * @param $maxpage 最大页码 * @return string 最多页数 */ function create_pager_html($total, $page = 1, $perpage = 20, $url = '', $maxpage = null) { $totalcount = $total; if (empty($url) || !is_string($url)) { $url = array(); foreach ($_get as $k => $v) { if ($k != 'page') { $url[] = urlencode($k) . '=' . urlencode($v); } } $url[] = 'page={page}'; $url = '?' . implode('&', $url); } if ($total <= $perpage) return ''; $total = ceil($total / $perpage); $pagecount = $total; $total = ($maxpage && $total > $maxpage) ? $maxpage : $total; $page = intval($page); if ($page < 1 || $page > $total) $page = 1; $pages = '<div class="pages"><a href="' . str_replace('{page}', $page - 1 <= 0 ? 1 : $page - 1, $url) . '" rel="external nofollow" title="上一页" class="page_start">上一页</a>'; if ($page > 4 && $page <= $total - 4) { $mini = $page - 3; $maxi = $page + 2; } elseif ($page <= 4) { $mini = 2; $maxi = $total - 2 < 7 ? $total - 2 : 7; } elseif ($page > $total - 4) { $mini = $total - 7 < 3 ? 2 : $total - 7; $maxi = $total - 2; } for ($i = 1; $i <= $total; $i++) { if ($i != $page) { $pages .= '<a class="page-num" href="' . str_replace('{page}', $i, $url) . '" rel="external nofollow" >' . $i . '</a>'; } else { $pages .= '<span class="page_cur">' . $i . '</span>'; } if ($maxi && $i >= $maxi) { $i = $total - 2; $maxi = 0; } if (($i == 2 or $total - 2 == $i) && $total > 10) { $pages .= ''; } if ($mini && $i >= 2) { $i = $mini; $mini = 0; } } $pages .= '<a href="' . str_replace('{page}', $page + 1 >= $total ? $total : $page + 1, $url) . '" rel="external nofollow" title="下一页" class="page_next">下一页</a><span class="pageop"><span class="sum">共' . $totalcount . '条 </span><input type="text" class="pages_inp" id="pageno" value="' . $page . '" onkeydown="if(event.keycode==13 && this.value) {window.location.href=\'' . $url . '\'.replace(/\{page\}/, this.value);return false;}"><span class="page-sum">/ ' . $total . '页 </span><input type="button" class="pages_btn" value="go" onclick="if(document.getelementbyid(\'pageno\').value>0)window.location.href=\'' . $url . '\'.replace(/\{page\}/, document.getelementbyid(\'pageno\').value);"></span></div>'; return $pages; }
更多关于thinkphp相关内容感兴趣的读者可查看本站专题:《thinkphp入门教程》、《thinkphp模板操作技巧总结》、《thinkphp常用方法总结》、《codeigniter入门教程》、《ci(codeigniter)框架进阶教程》、《zend framework框架入门教程》及《php模板技术总结》。
希望本文所述对大家基于thinkphp框架的php程序设计有所帮助。