php实现修改密码的方法

php实现修改密码的方法：首先进行前端页面布局；然后创建“<h4 class="popup-title">修改密码</h4>”；接着通过js判断密码；最后通过php后台处理修改密码即可。

本教程操作环境：Windows7系统、PHP5.6版，该方法适用于所有品牌电脑。

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PHP实现登录，注册，密码修改

注册，登录，修改密码1.登录

页面布局

<p id="views" class="views">     <p id="view-login" class="page-view view-login active">         <present name="wxuser">             <p id="wxuser" class="form-group text-center">                 <p>                     <img src="{sh:$wxuser.headimgurl}">                 </p>                 <h4 class="nickname">{sh:$wxuser.nickname}</h4>             </p>         </present>         <!--登录-->         <p id="login" class="step">             <h4 class="popup-title login">登录</h4>             <p class="go-forget">忘记密码</p>             <form class="form-horizontal" role="form" type="get">                 <p class="form-group">                     <label>手机号码</label>                     <input type="tel" name="tel" class="form-item" id="tel_num" placeholder="请输入手机号码" value="">                 </p>                 <p class="form-group">                     <label>登录密码</label>                     <input type="password" name="password" class="form-item" placeholder="请填写密码">                 </p>                 <p class="js-help-info error"></p>             </form>             <p class="popup-options">                 <button type="button" class="btn btn-block btn-success js-login">确认</button>             </p>             <p class="go-register">免费注册</p>         </p>         <!--注册-->         <p id="register" class="step" style="display:none;">             <h4 class="popup-title">注册账号</h4>             <form role="form" class="form-horizontal">                 <p class="form-group">                     <label>手机号码</label>                     <input type="tel" name="tel" class="form-item" id="tel_num" placeholder="请输入手机号码" value="">                 </p>                 <p class="form-group form-group-r">                     <label>验证码</label>                     <button class="btn-sm btn-white js-sms-code" type="button">获取验证码</button>                     <input type="text" placeholder="请填写验证码" class="form-item" name="smscode" />                 </p>                 <p class="form-group">                     <label>登录密码</label>                     <input type="password" placeholder="设置登录密码" class="form-item" name="password" maxlength="30">                 </p>                 <p class="form-group">                     <label>确认密码</label>                     <input type="password" placeholder="确认登录密码" class="form-item" name="re_password" maxlength="30">                 </p>                 <p class="js-help-info error">                 </p>             </form>             <p class="popup-options">                 <button type="button" class="btn btn-block btn-success js-register">确认</button>             </p>             <p class="go-login">立即登录</p>         </p>         <!--修改密码-->         <p id="changePwd" class="step" style="display:none;">             <h4 class="popup-title">修改密码</h4>             <form role="form" class="form-horizontal">                 <p class="form-group">                     <label>手机号码</label>                     <input type="tel" name="tel" class="form-item" id="tel_num" placeholder="请输入手机号码" value="">                 </p>                 <p class="form-group form-group-r">                     <label>验证码</label>                     <button class="btn-sm btn-white js-sms-excode" type="button">获取验证码</button>                     <input type="text" placeholder="请填写验证码" class="form-item" name="smscode" />                 </p>                 <p class="form-group">                     <label>新密码</label>                     <input type="password" placeholder="设置登录密码" class="form-item" name="password" maxlength="30">                 </p>                 <p class="form-group">                     <label>确认密码</label>                     <input type="password" placeholder="确认登录密码" class="form-item" name="re_password" maxlength="30">                 </p>                 <p class="js-help-info error">                 </p>             </form>             <p class="popup-options">                 <button type="button" class="btn btn-block btn-success js-changePwd">确认</button>             </p>             <p class="go-login">立即登录</p>         </p>     </p> </p>

js处理

<script type="text/javascript"> var tel = ''; $(function() {     var check = {         checkPwd: function(password) {             if (typeof password == 'undefined' || password == '') {                 return false;             }             return true;         },         checkSmscode: function(code) {             if (typeof code == 'undefined' || code == '') {                 return false;             }             return true;         },         validTel: function(value) {             return /^((\+86)|(86))?(1)\d{10}$/.test('' + value);         }     }       //登录     $(".js-login").click(function() {         var tel = $("#login").find("input[name='tel']").val();         if (!check.validTel(tel)) {             $('.js-help-info').html('请输入正确的手机号'); //**提示下个页面还有             return false;         }         var password = $("#login").find("input[name='password']").val();         if (!check.checkPwd(password)) {             $('.js-help-info').html('请输入密码');             return false;         }          $('.js-login').attr("disabled", "disabled");          $.ajax({             url: "{sh::U('Home/userLogin')}",             type: 'POST',             dataType: "json",             data: {                 tel: tel,                 password: password             },             success: function(response) {                 if (response.result) {                     location.href = response.href;                 } else {                     setTimeout(function() {                         $('.js-login').removeAttr("disabled");                     }, 500);                     $('.js-help-info').html(response.error);                 }             },             error: function() {                 $('.js-help-info').html("请求失败");             }         });     });      //注册     $(".js-register").click(function() {         var tel = $("#register").find("input[name='tel']").val();         if (!check.validTel(tel)) {             $('.js-help-info').html('请输入正确的手机号'); //**提示下个页面还有             return false;         }          var password = $("#register input[name='password']").val();         var smscode = $("#register input[name='smscode']").val();         var re_password = $("#register input[name='re_password']").val();          if (!check.checkSmscode(smscode)) {             $('.js-help-info').html('请输入验证码');             return false;         }          if (!check.checkPwd(password)) {             $('.js-help-info').html('请输入登录密码');             return false;         }          if (!check.checkPwd(re_password)) {             $('.js-help-info').html('请输入确认密码');             return false;         } else if (password != re_password) {             $('.js-help-info').html('两次输入的密码不一致');             return false;         }         $('.js-login').attr("disabled", "disabled");          $.ajax({             url: "{sh::U('Home/userRegister')}",             type: 'POST',             dataType: "json",             data: {                 tel: tel,                 password: password,                 smscode: smscode             },             success: function(response) {                 if (response.result) {                     location.href = response.href;                 } else {                     setTimeout(function() {                         $('.js-login').removeAttr("disabled");                     }, 500);                     $('.js-help-info').html(response.error);                 }             },             error: function() {                 $('.js-help-info').html("请求失败");             }         });     });      //发送验证码     $('.js-sms-code').click(function() {     	var tel = $('#register #tel_num').val();     	if (!check.validTel(tel)) {             $('.js-help-info').html('请输入正确的手机号'); //**提示下个页面还有             return false;         }         // 检测是否已经注册         $.ajax({             url: "{sh::U('Home/checkTel')}",             type: 'POST',             dataType: "json",             async: false,             data: {                 tel: tel             },             success: function(json) {             	checkRes = json.status;             },             error: function(json) {                 $('.js-help-info').html("发送失败");             }         });          if (checkRes == 1) {         	$('.js-help-info').html("已是注册用户");return false;         }          if (checkRes == 3) {         	$('.js-help-info').html("错误的请求");return false;         }           $(this).attr("disabled", "disabled").html("<span style='color:#666'><span id='countdown'>60</span>s 后再试</span>");         countdown();         $.ajax({             url: "{sh::U('Home/sendSmscode')}",             type: 'POST',             dataType: "json",             data: {                 tel: tel             },             success: function() {},             error: function() {                 $('.js-help-info').html("发送失败");             }         });     });      //修改密码     $('.go-forget').click(function() {         var tel = $('#login #tel_num').val();         $("#login").hide();         $("#register").hide();         $("#changePwd").show();         $("#changePwd #tel_num").val(tel).focus();         $('.js-help-info').html('');     });      //免费注册     $('.go-register').click(function() {         var tel = $('#login #tel_num').val();         $("#login").hide();         $("#changePwd").hide();         $("#register").show();         $("#register #tel_num").val(tel).focus();         $('.js-help-info').html('');     });      //立即登录     $('#changePwd .go-login').click(function() {     	var tel = $('#changePwd #tel_num').val();         $("#register").hide();         $("#changePwd").hide();         $("#login").show();         $("#login #tel_num").val(tel).focus();         $('.js-help-info').html('');     });      //立即登录     $('#register .go-login').click(function() {     	var tel = $('#register #tel_num').val();         $("#register").hide();         $("#changePwd").hide();         $("#login").show();         $("#login #tel_num").val(tel).focus();         $('.js-help-info').html('');     });      $('.js-changePwd').click(function() {         var tel = $("#changePwd").find("input[name='tel']").val();         if (!check.validTel(tel)) {             $('.js-help-info').html('请输入正确的手机号'); //**提示下个页面还有             return false;         }         var password = $("#changePwd input[name='password']").val();         var smscode = $("#changePwd input[name='smscode']").val();         var re_password = $("#changePwd input[name='re_password']").val();         if (!check.checkSmscode(smscode)) {             $('#changePwd .js-help-info').html('请输入验证码');             return false;         }         if (!check.checkPwd(password)) {             $('#changePwd .js-help-info').html('请输入新密码');             return false;         }         if (!check.checkPwd(re_password)) {             $('#changePwd .js-help-info').html('请输入确认密码');             return false;         } else if (password != re_password) {             $('#changePwd .js-help-info').html('两次输入的密码不一致');             return false;         }          $.ajax({             url: "{sh::U('Home/changePwd')}",             type: "POST",             dataType: "json",             data: {                 tel: tel,                 password: password,                 smscode: smscode             },             success: function(response) {                 if (response.result) {                     location.href = response.href;                 } else {                     setTimeout(function() {                         $('.js-login').removeAttr("disabled");                     }, 500);                     $('.js-help-info').html(response.error);                 }             },             error: function() {                 $('.js-help-info').html("请求失败");             }          });     });      //发送短信修改密码     $('.js-sms-excode').click(function() {     	var tel = $('#changePwd #tel_num').val();     	if (!check.validTel(tel)) {             $('.js-help-info').html('请输入正确的手机号'); //**提示下个页面还有             return false;         }          // 检测是否已经注册         $.ajax({             url: "{sh::U('Home/checkTel')}",             type: 'POST',             dataType: "json",             async: false,             data: {                 tel: tel             },             success: function(json) {             	checkRes = json.status;             },             error: function(json) {                 $('.js-help-info').html("发送失败");             }         });          if (checkRes == 2) {         	$('.js-help-info').html("号码尚未注册");return false;         }          if (checkRes == 3) {         	$('.js-help-info').html("错误的请求");return false;         }                    $(this).attr("disabled", "disabled").html("<span style='color:#666'><span id='countdown'>60</span>s 后再试</span>");         countdown();         $.ajax({             url: "{sh::U('Home/sendSmsexcode')}",             type: 'POST',             dataType: "json",             data: {                 tel: tel             },             success: function(data) {},             error: function() {                 $('.js-help-info').html("请求失败");             }         });     }); });  function countdown() { // 递归  验证码倒计时     setTimeout(function() {         var time = $("#countdown").text();         if (time == 1) {             $('.js-sms-code').removeAttr("disabled");             $('.js-sms-code').html("发送验证码");             $('.js-sms-excode').removeAttr("disabled");             $('.js-sms-excode').html("发送验证码");         } else {             $("#countdown").text(time - 1);             countdown();         }     }, 1000); } </script>

php后台处理

//用户登录     public function userLogin() {         if(IS_AJAX && !$this->member) {             $tel = $this->_post('tel', 'trim');             $password = $this->_post('password', 'trim,md5');             $member = M('Member')->where(array('tel' => $tel))->find();                          if ($member && $member['password'] === $password) {                                  //检测是否存在微信用户需要绑定                 if ($member['wxuser_id'] == 0 && $this->wxuser) {                     M('Member')->where(array('id' => $member['id']))->save(array('wxuser_id' => $this->wxuser_id));                 }                                  $href = session(LASTREQUEST);                 session(MEMBER, $member['id']);                 session(LASTREQUEST, null);                 $this->ajaxReturn(array('result' => true, 'href' => $href ? $href : U('Member/index')));             } else {                 if (empty($member)) {                     $this->ajaxReturn(array('result' => false, 'error' => '手机号尚未注册.'));                 } else {                     $this->ajaxReturn(array('result' => false, 'error' => '密码不正确.'));                 }                              }         } else {             $this->ajaxReturn(array('result' => false, 'error' => '非法请求.'));         }     }      // 用户退出     public function userLogout() {         session(WXUSER, null);         session(MEMBER, null);         $this->success('退出成功',U('Store/Member/index'));     }          // 用户注册     public function userRegister() {         $tel = $this->_post('tel', 'trim');         $password = $this->_post('password', 'trim,md5');         $smscode = $this->_post('smscode', 'trim');         $session_smscode = session($this->smscode);         $user_exit = M('Member')->where(array('tel' => $tel))->find();         if (!preg_match("/1[3458]{1}\d{9}$/", $tel) && $user_exit) {             $this->ajaxReturn(array('result' => false, 'error' => '手机号不合法'));         }          $memberModel = M('Member');         // 检测是否已注册         $member = $memberModel-> where(array('tel' =>$tel,'status'=>1))->find();         if (!empty($member)) {             $this->ajaxReturn(array('result' => false, 'error' => '已是注册用户'));         }                  if (time() > $session_smscode['time']  || $smscode != $session_smscode['code']) {             $this->ajaxReturn(array('result' => false, 'error' => '验证码不正确'));  //--调试，先把验证功能关闭         }          $data = array('tel' => $tel, 'password' => $password, 'wxuser_id' => intval($this->wxuser_id), 'addtime' => time());         $insert_id = $memberModel->add($data);                  if ($insert_id) {             $href = session(LASTREQUEST);             session(MEMBER, $insert_id);   //*****只是一个id值             $this->ajaxReturn(array('result' => true, 'href' => $href ? $href : U('Member/index')));         } else {             $this->ajaxReturn(array('result' => false, 'error' => '操作失败', 'msg' => M('Member')->getError()));         }     }     //用户更改密码     public function changePwd(){         $tel = $this->_post('tel','trim');         $password = $this ->_post('password','trim');         $smscode = $this ->_post('smscode','trim');         $session_smscode = session($this ->smscode);         if (time() > $session_smscode['time']  || $smscode != $session_smscode['code']) {             $this->ajaxReturn(array('result' => false, 'error' => '验证码不正确'));  //--调试成功         }          $data = array('password' => md5($password), 'addtime' => time());         $memberModel = M('Member');         // 检测是否已注册         $member = $memberModel-> where(array('tel' =>$tel,'status'=>1))->find();         if (empty($member)) {             $this->ajaxReturn(array('result' => false, 'error' => '号码尚未注册'));         }                  if ($memberModel->where(array('tel'=> $tel))->save($data)) {             $href = session(LASTREQUEST);             session(MEMBER, $member['id']);              $this->ajaxReturn(array('result' => true, 'href' => $href ? $href : U('Member/index')));         } else {             $this->ajaxReturn(array('result' => false, 'error' => '操作失败', 'msg' => M('Member')->getError()));         }     }      // ajax检测号码是否注册     public function checkTel() {         $tel = $this->_post('tel', 'trim');         if (IS_AJAX && preg_match("/1[3458]{1}\d{9}$/",$tel)) {             $memberModel = M('Member');             $member = $memberModel->where(array('tel'=>$tel,'status'=>1))->find();             if (!empty($member)) {                 $this->ajaxReturn(array('status' => 1, 'info' => '已注册'));              } else {                 $this->ajaxReturn(array('status' => 2, 'info' => '未注册'));              }         } else {             $this->ajaxReturn(array('status' => 3, 'info' => '错误的请求'));          }     }      //发送注册验证码     public function sendSmscode() {         session($this->smstime, null);         $smstime = session($this->smstime);         $tel = $this->_post('tel', 'trim');                  if (IS_AJAX && (!$smstime || time() > $smstime) && preg_match("/1[3458]{1}\d{9}$/",$tel)) {             $smscode = rand(1000, 9999);               //发送【阿里大鱼】的验证码             require LIB_PATH . 'ORG/Taobao-sdk-php/TopSdk.php';             $c = new TopClient;             $c->appkey = '23307560'; // 原23294081             $c->secretKey = '21ef24dd4c51e20693c5db0983c433e7'; // 原0402169f466d8fed780e7f07edd25177             $req = new AlibabaAliqinFcSmsNumSendRequest;             $req->setSmsType("normal");             $req->setSmsFreeSignName("注册验证");             $req->setSmsParam('{"code":"'. $smscode .'","product":"【多多助店宝】"}');             $req->setRecNum("{$tel}");             $req->setSmsTemplateCode("SMS_5056863");             $resp = $c->execute($req);                      if(!$resp->code) {                 //设置发送限制时间                 session($this->smstime, time() + 50);                 //设置验证码5分钟内有效                 session($this->smscode, array('code' => $smscode, 'time' => time() + 600));             } else {                 //发送失败写入日志文件                 $log = date('Y-m-d H:i:s') . " 发送失败  sub_code：{$resp->sub_code}  sub_msg：{$resp->sub_msg}" . PHP_EOL;                 file_put_contents(RUNTIME_PATH . 'Log/smscode.log', $log, FILE_APPEND);             }                          $this->ajaxReturn(array('result' => !$resp->code));         } else {             $this->ajaxReturn(array('result' => false, 'error' => '错误的请求'));         }     }      //发送修改密码验证码     public function sendSmsexcode(){         session($this->smstime, null);         $smstime = session($this->smstime);         $tel = $this->_post('tel', 'trim');         if (IS_AJAX && (!$smstime || time() > $smstime) && preg_match("/1[3458]{1}\d{9}$/",$tel)) {             $smscode = rand(1000, 9999);               //发送【阿里大鱼】的验证码             require LIB_PATH . 'ORG/Taobao-sdk-php/TopSdk.php';             $c = new TopClient;             $c->appkey = '23307560'; // 原23294081             $c->secretKey = '21ef24dd4c51e20693c5db0983c433e7'; // 原0402169f466d8fed780e7f07edd25177             $req = new AlibabaAliqinFcSmsNumSendRequest;             $req->setSmsType("normal");             $req->setSmsFreeSignName("变更验证");   //短信签名固定，不可以换其他字             $req->setSmsParam('{"code":"'. $smscode .'","product":"【多多助店宝】"}');             $req->setRecNum("{$tel}");             $req->setSmsTemplateCode("SMS_5056861");             $resp = $c->execute($req);              if(!$resp->code) {                 //设置发送限制时间                 session($this->smstime, time() + 50);                 //设置验证码5分钟内有效                 session($this->smscode, array('code' => $smscode, 'time' => time() + 600));             } else {                 //发送失败写入日志文件                 $log = date('Y-m-d H:i:s') . " 发送失败  sub_code：{$resp->sub_code}  sub_msg：{$resp->sub_msg}" . PHP_EOL;                 file_put_contents(RUNTIME_PATH . 'Log/smscode.log', $log, FILE_APPEND);             }                         $this->ajaxReturn(array('result' => !$resp->code));         } else {             $this->ajaxReturn(array('result' => false, 'error' => '错误的请求'));         }     }

小结：

1.注册与修改密码用到了短信验证。阿里大鱼值得信赖。2.安全起见，前端ajax验证。后端亦进行验证。3.流程合理，切换自如。4.功能全面，登录，注册，密码修改齐全。

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