0.頁面展示效果
1.設置用戶頭像–后端代碼
# coding:utf-8from . import api
from ihome.utils.commons import login_required
from flask import g, current_app, jsonify, request, session
from ihome.utils.response_code import RET
from ihome.utils.image_storage import storage
from ihome.models import User
from ihome import db, constants@api.route("/users/avatar", methods=["POST"])
@login_required
def set_user_avatar():"""設置用戶的頭像參數: 圖片(多媒體表單格式) 用戶id (g.user_id)"""# 裝飾器的代碼中已經將user_id保存到g對象中,所以視圖中可以直接讀取user_id = g.user_id# 獲取圖片image_file = request.files.get("avatar")if image_file is None:return jsonify(errno=RET.PARAMERR, errmsg="未上傳圖片")image_data = image_file.read()# 調用七牛上傳圖片, 返回文件名try:file_name = storage(image_data)except Exception as e:current_app.logger.error(e)return jsonify(errno=RET.THIRDERR, errmsg="上傳圖片失敗")# 保存文件名到數據庫中try:User.query.filter_by(id=user_id).update({"avatar_url": file_name})db.session.commit()except Exception as e:db.session.rollback()current_app.logger.error(e)return jsonify(errno=RET.DBERR, errmsg="保存圖片信息失敗")avatar_url = constants.QINIU_URL_DOMAIN + file_name# 保存成功返回return jsonify(errno=RET.OK, errmsg="保存成功", data={"avatar_url": avatar_url})
2.設置用戶頭像–前端代碼
<!DOCTYPE html>
<html>
<head> <meta charset="utf-8"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no"><title>愛家-個人信息</title><link href="/static/plugins/bootstrap/css/bootstrap.min.css" rel="stylesheet"><link href="/static/plugins/font-awesome/css/font-awesome.min.css" rel="stylesheet"><link href="/static/css/reset.css" rel="stylesheet"><link href="/static/plugins/bootstrap-datepicker/css/bootstrap-datepicker.min.css" rel="stylesheet"><link href="/static/css/ihome/main.css" rel="stylesheet"><link href="/static/css/ihome/profile.css" rel="stylesheet">
</head>
<body><div class="container"><div class="top-bar"><div class="nav-bar"><h3 class="page-title">個人信息</h3><a class="nav-btn fl" href="/my.html"><span><i class="fa fa-angle-left fa-2x"></i></span></a></div></div><div class="menus-con"><ul class="menus-list"><li><div class="menu-title"><h3>頭像</h3></div><div class="menu-content"><img id="user-avatar" src=""><div class="menu-text"><form id="form-avatar" enctype="multipart/form-data">選擇頭像:<input type="file" accept="image/*" name="avatar"><input type="submit" class="btn btn-success" value="上傳"></form></div></div></li><li><div class="menu-title"><h3>用戶名</h3></div><div class="menu-content"><form id="form-name" action="/api/profile/name" method="post"><input type="text" name="name" id="user-name"><input type="submit" class="btn btn-success" value="保存"></form><div class="error-msg"><i class="fa fa-exclamation-circle"></i>用戶名已存在,請重新設置</div></div></li></ul></div><div class="popup_con"><div class="popup"><p>保存成功!</p></div><div class="mask"></div></div><div class="footer"><p><span><i class="fa fa-copyright"></i></span>愛家租房 享受家的溫馨</p></div> </div><script src="/static/js/jquery.min.js"></script><script src="/static/js/jquery.form.min.js"></script><script src="/static/plugins/bootstrap/js/bootstrap.min.js"></script><script src="/static/plugins/bootstrap-datepicker/js/bootstrap-datepicker.min.js"></script><script src="/static/plugins/bootstrap-datepicker/locales/bootstrap-datepicker.zh-CN.min.js"></script><script src="/static/js/ihome/profile.js"></script>
</body>
</html>
3.設置用戶頭像–js代碼
function showSuccessMsg() {//fadeIn--使用淡入效果來顯示$('.popup_con').fadeIn('fast', function() {setTimeout(function(){$('.popup_con').fadeOut('fast',function(){}); },1000) });
}function getCookie(name) {var r = document.cookie.match("\\b" + name + "=([^;]*)\\b");return r ? r[1] : undefined;
}$(document).ready(function () {$("#form-avatar").submit(function (e) {// 阻止表單的默認行為e.preventDefault();// 利用jquery.form.min.js提供的ajaxSubmit對表單進行異步提交$(this).ajaxSubmit({url: "/api/v1.0/users/avatar",type: "post",dataType: "json",headers: {"X-CSRFToken": getCookie("csrf_token")},success: function (resp) {if (resp.errno == "0") {// 上傳成功var avatarUrl = resp.data.avatar_url;$("#user-avatar").attr("src", avatarUrl);} else if (resp.errno == "4101") {location.href = "/login.html";} else {alert(resp.errmsg);}}})});
4.修改用戶名–后端代碼
@api.route("/users/name", methods=["PUT"])
@login_required
def change_user_name():"""修改用戶名"""# 使用了login_required裝飾器后,可以從g對象中獲取用戶user_iduser_id = g.user_id# 獲取用戶想要設置的用戶名req_data = request.get_json()if not req_data:return jsonify(errno=RET.PARAMERR, errmsg="參數不完整")name = req_data.get("name") # 用戶想要設置的名字if not name:return jsonify(errno=RET.PARAMERR, errmsg="名字不能為空")# 保存用戶昵稱name,并同時判斷name是否重復(利用數據庫的唯一索引)try:User.query.filter_by(id=user_id).update({"name": name})db.session.commit()except Exception as e:current_app.logger.error(e)db.session.rollback()return jsonify(errno=RET.DBERR, errmsg="設置用戶錯誤")# 修改session數據中的name字段session["name"] = namereturn jsonify(errno=RET.OK, errmsg="OK", data={"name": name})
5.修改用戶名–前端代碼
詳細代碼見本文第二部分。
6.修改用戶名–js代碼
//修改用戶名的js代碼$("#form-name").submit(function(e){e.preventDefault();// 獲取參數var name = $("#user-name").val();if (!name) {alert("請填寫用戶名!");return;}$.ajax({url:"/api/v1.0/users/name",type:"PUT",data: JSON.stringify({name: name}),contentType: "application/json",dataType: "json",headers:{"X-CSRFTOKEN":getCookie("csrf_token")},success: function (data) {if ("0" == data.errno) {$(".error-msg").hide();showSuccessMsg();} else if ("4001" == data.errno) {$(".error-msg").show();} else if ("4101" == data.errno) {location.href = "/login.html";}}});})
7.獲取用戶信息–后端代碼
@api.route("/user", methods=["GET"])
@login_required
def get_user_profile():"""獲取用戶信息"""user_id = g.user_id# 查詢數據庫獲取個人信息try:user = User.query.get(user_id)except Exception as e:current_app.logger.error(e)return jsonify(errno=RET.DBERR, errmsg="獲取用戶信息失敗")if user is None:return jsonify(errno=RET.NODATA, errmsg="無效操作")return jsonify(errno=RET.OK, errmsg="OK", data=user.to_dict())