grails-book-example

demo project for grails quick study

Tutorial:

Download GGTS (Groovy/Grails Tool Suite) and install it

http://spring.io/tools/ggts

Create a project.

GGTS -> File -> Grails Project

Add the proxy into BuildConfig.groovy

System.setProperty("socket.proxyHost", "192.168.1.4");

System.setProperty("socket.proxyPort", "5678");

Note: Change your proxy address accordingly

New a Book domain

class Book {

String name
Date    dateCreated
Date    lastUpdated

    static constraints = {
    name blank: false, unique: true
    dateCreated()
    lastUpdated()
}

}

New a Book Controller with scaffold

class BookController { static scaffold = true }

messages.properties

book.name.label = 书名

book.dateCreated.label = 入库时间

book.lastUpdated.label = 更新时间

Demo Create, Update book and notice the 入库时间 & 更新时间

Change DataSource.groovy for DB config as you like

Add plugins in BuildConfig.groovy

    // Spring security to auth users
    compile ":spring-security-core:2.0-RC3"
    
    // Bootstrap kickstart plugin
    compile ":kickstart-with-bootstrap:1.1.0"
    
    // Jetty embedded server
    runtime ':war-exec:1.0.1'

Note: You can find more plugins at https://grails.org/plugins/ Remember to refresh your project through: Right click on project name -> Grails Tools -> Refresh Dependencies

Run commands below in grails command as the console log tells

s2-quickstart store User Role

kickstart

Add static rules in Config.groovy per your case

  '/**':                              ['ROLE_ADMIN']

Add default user & group in the Bootstrap.groovy

def init = { servletContext ->
    if (User.count() != 0) {
        return
    }
    user()
}

def user() {
    def adminRole = new Role(authority: 'ROLE_ADMIN').save(flush: true)
    def userRole = new Role(authority: 'ROLE_USER').save(flush: true)

    def admin = new User(username: 'admin', password: 'admin').save(flush: true)
    def user = new User(username: 'user', password: 'user').save(flush: true)

    UserRole.create(admin, adminRole, true)
    UserRole.create(user, userRole, true)
}

Add a scaffolded UserController class

Remove page header in kickstart.gsp and remove main menu in _content.gsp

Change the home controller to book in UrlMapping.groovy

    "/"    {
        controller    = 'book'
        action    = { 'index' }
                    view        = { 'index' }
    }

Add sec:ifLoggedIn tag, add logout and remove controller browser, user, language

   <sec:ifLoggedIn>
    <ul class="nav navbar-nav navbar-right">
        <li><g:link controller="user" action="index">
                <g:message code="user.label" default="User" />
            </g:link></li>    
        <li><g:link controller="book" action="index">
                <g:message code="book.label" default="Book" />
            </g:link></li>    
            
        <g:render template="/_menu/admin"/>                                                        
        <g:render template="/_menu/info"/>                    

        <li><g:link controller="logout" action="index">
                <g:message code="security.signoff.label" default="Logout" />
            </g:link></li>                                                    
    </ul>    
    </sec:ifLoggedIn>

Add below into Config.groovy to enable logout through http get

grails.plugin.springsecurity.logout.postOnly = false

Add user into the Book domain

class Book {

 String name
 User   user
 Date    dateCreated
 Date    lastUpdated
 
 static constraints = {
     name blank: false, unique: true
     user blank: true, nullable: true
     dateCreated()
     lastUpdated()
 }

}

Add toString into User domain so that we can have a user-friendly user name in the book CRUD

@Override    // Override toString for a nicer / more descriptive UI
public String toString() {
    return username;
}