Controller - api and view methods
Enter Go's path (format varies based on OS):
cd $GOPATH
Install Mggo Example:
go get -u github.com/webgev/mggo-example
go run ./github.com/webgev/mggo-example/mail.go
Open http://localhost:9000 in your browser and you should see "It works!"
package main
import (
"github.com/webgev/mggo"
_ "./controller" // контроллеры
)
func main() {
// конфигурируем view шаблон
// DirView - папка, в которой находятся все шаблоны контроллеров
// Template - основной шаблон
// Data - параметры
temp := mggo.ViewData{
DirView: "./view/",
Template: "_template.html",
Data: map[string]interface{}{},
}
rout := mggo.Router{
ViewData: temp,
}
mggo.Run(rout, "./config.ini")
}config.ini
[server]
http_host = localhost:9000
view_address = /
api_address = /api/
socket_address = /echo
static_address = /static/
rpc_address = localhost:9001
[database]
user = postgres
password = postgres
database = Go
address = 127.0.0.1:5432
network = tcp
[smtp]
email = *****@gmail.com
password = *****
server = smtp.gmail.com
port = 587
[redis]
address = localhost:6379package controller
import (
"strconv"
"github.com/webgev/mggo"
)
func init() {
// регистрируем контроллер
mggo.RegisterController("news", NewNews)
// добавляем права на api методы
mggo.AppendRight("News.List", mggo.RRightGuest)
mggo.AppendRight("News.Read", mggo.RRightGuest)
mggo.AppendRight("News.Update", mggo.RRightManager)
mggo.AppendRight("News.Delete", mggo.RRightManager)
// добавляем права на view
mggo.AppendViewRight("News.Update", mggo.RRightManager)
// после инициализации конфигурациии
mggo.InitCallback(func() {
//создаем таблицу
models := []interface{}{(*mggo.News)(nil)}
mggo.CreateTable(models)
// кэшируем метод по параметрам на 2 часа
mggo.Cache.AddMethod("News.List", mggo.CacheTypeMethodParams, 60*60*2)
})
}
// Конструктор
func NewNews() *News {
return &News{}
}
// Оснавная структура новостей
// mggo.ListFilter - вспомогательная структура для списочных методов
// тег sql:"-" говорит о том, что данное поле не добавляется в таблицу
// тег structtomap:"-" - данное поле не будет возращаться при api запросе
// тег mapstructure:"id" - название поля при api запосе
// тег mapstructure:",squash" - обрабатывем это поле при api запросе
type News struct {
ID int `mapstructure:"id"`
Name sting `mapstructure:"name"`
mggo.ListFilter `sql:"-" structtomap:"-" mapstructure:",squash"`
}
// News.Read
func (n *News) Read(ctx *mggo.BaseContext) News {
if n.ID != 0 {
return News{}
}
mggo.SQL().Select(n)
return *n
}
// News.List
func (n *News) List(ctx *mggo.BaseContext) (newsList []News) {
query := mggo.SQL().Model(&newsList)
for key, value := range n.Filter {
switch key {
case "name":
query.Where("name = ?", value)
}
}
n.ListFilter.Paging(query).Select()
return
}
// News.Update
func (n *News) Update(ctx *mggo.BaseContext) News {
if n.ID == 0 {
mggo.SQL().Insert(n)
} else {
mggo.SQL().Update(n)
}
return *n
}
// News.Delete
func (n *News) Delete(ctx *mggo.BaseContext) {
if n.ID != 0 {
mggo.SQL().Delete(n)
}
}
// News.ReadByName
func (n *News) ReadByName(ctx *mggo.BaseContext) News {
if n.Name != "" {
mggo.SQL().Model(n).Where("name = ?", n.Name).Select()
}
return *n
}
// View
// адрес - /news/
func (n News) IndexView(ctx *mggo.BaseContext, data *mggo.ViewData) {
data.View = "news/news.html"
data.Data["Title"] = "News"
data.Data["Newss"] = n.List(ctx)
}
// адрес - /news/read/[newsID]
func (n News) ReadView(ctx *mggo.BaseContext, data *mggo.ViewData) {
if len(ctx.Path) > 2 {
if i, err := strconv.Atoi(ctx.Path[2]); err == nil {
data.View = "news/read.html"
c := News{ID: i}
r := c.Read(ctx)
if r.ID > 0 {
data.Data["Title"] = r.Name
data.Data["News"] = r
return
}
}
}
panic(mggo.ErrorViewNotFound{})
}
// адрес - /news/update/ - создание новой новости
// /news/update[newsID]/[newsID] - редактирование новости
func (n News) UpdateView(ctx *mggo.BaseContext, data *mggo.ViewData) {
data.View = "news/update.html"
if len(ctx.Path) > 2 {
if i, err := strconv.Atoi(ctx.Path[2]); err == nil {
data.View = "news/update.html"
c := News{ID: i}
r := c.Read(ctx)
if r.ID == 0 {
panic(mggo.ErrorViewNotFound{})
}
data.Data["Title"] = r.Name
data.Data["News"] = r
} else {
panic(mggo.ErrorViewNotFound{})
}
} else {
data.Data["Title"] = "Ceate News"
data.Data["News"] = News{}
}
}
// адрес - /news/[newsName]/ - поиск новости по имени
func (n News) View(ctx *mggo.BaseContext, data *mggo.ViewData) {
if len(ctx.Path) > 1 {
n.Name = ctx.Path[1]
news := n.ReadByName(ctx)
if news.ID != 0 {
data.View = "news/read.html"
data.Data["Title"] = news.Name
data.Data["News"] = news
return
}
}
panic(mggo.ErrorViewNotFound{})
}Шаблон _template.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.2.1/css/bootstrap.min.css" integrity="sha384-GJzZqFGwb1QTTN6wy59ffF1BuGJpLSa9DkKMp0DgiMDm4iYMj70gZWKYbI706tWS" crossorigin="anonymous" />
<script type="text/javascript" src="/static/knockout-3.5.0.js"></script>
<script type="text/javascript" src="/static/app.js"></script>
<script type="text/javascript" src="/static/main.js"></script>
<script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.3/umd/popper.min.js" integrity="sha384-ZMP7rVo3mIykV+2+9J3UJ46jBk0WLaUAdn689aCwoqbBJiSnjAK/l8WvCWPIPm49" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/js/bootstrap.min.js" integrity="sha384-ChfqqxuZUCnJSK3+MXmPNIyE6ZbWh2IMqE241rYiqJxyMiZ6OW/JmZQ5stwEULTy" crossorigin="anonymous"></script>
</head>
<body>
{{.tempalteParser.File "layout/navbar.html" .}}
<div class="container">
{{.tempalteParser.File "layout/userPanel.html" .}}
<h1> {{.Title}} </h1>
{{template "content" .}}
</div>
</body>
</html>navbar.html
<nav class="navbar navbar-expand-lg navbar-dark bg-dark">
<div class="container">
<a class="navbar-brand" href="/">Webgev</a>
<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarResponsive" aria-controls="navbarResponsive" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navbarResponsive">
<ul class="navbar-nav ml-auto">
{{range .Menu}}
<li class="nav-item {{if .Active}} active {{end}}">
<a class="nav-link" href="{{ .Href }}">{{ .Title }}</a>
</li>
{{end}}
</ul>
</div>
</div>
</nav>userPanel.html
<div id="userPanel" class="float-right">
{{if .UserInfo.ID}}
<div class="btn btn-primary" data-bind="click: Exit"> Exit </div>
<script>
var UserInfo = {{.UserInfo}}
</script>
{{else }}
<a class="btn btn-primary" href="/auth"> Auth </a>
<a class="btn btn-secondary" href="/reg"> Reg </a>
{{end}}
</div>
<script>
var userPanel = {
Exit: function () {
api("Auth.Exit").then(()=> location.replace("/"))
}
}
ko.applyBindings(userPanel, document.getElementById("userPanel"));
</script>news.html
{{define "content"}}
<table class="table table-striped">
<thead>
<tr>
<th>ID</th>
<th>Name</th>
<th></th>
</tr>
</thead>
<tbody>
{{range .Newss}}
<tr>
<td>{{.ID}}</td>
<td>{{.Name}}</td>
<td>
<span onclick="productdelete({{.ID}})">Удалить</span>
</td>
</tr>
{{end}}
</tbody>
</table>
<script>
function productdelete(id) {
api("News.Delete", {"id": id})
}
</script>
{{end}}read.html
{{define "content"}}
<div>
<p>ID <strong>{{.News.ID}} </strong> </h2>
<p>Name <strong>{{.News.Name}} </strong> </h2>
</div>
{{end}}update.html
{{define "content"}}
<div id="News-update">
<input type="text" data-bind="value: name" placeholder="Name" />
<input type="submit" title="Go" data-bind="click: clickHandler"/>
</div>
<script>
function NewsUpdate() {
var self = this;
this.name = ko.observable({{.News.Name}});
this.id = ko.observable({{.News.ID}});
this.clickHandler = function() {
api("News.Update", ko.toJS(self)).then(res=> {alert("ok")});
}
};
var model = new NewsUpdate();
ko.applyBindings(model, document.getElementById("News-update"));
</script>
{{end}}go run ..\lib\new-controller.go -name=News