Projet commun

tweetyServeur/.gitignore

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+logs
+project/project
+project/target
+target
+tmp
+.history
+dist
+/.idea
+/*.iml
+/out
+/.idea_modules
+/.classpath
+/.project
+/RUNNING_PID
+/.settings

tweetyServeur/README

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+This is your new Play application
+=====================================
+
+This file will be packaged with your application, when using `play dist`.
+
+How to launch H2 and see it in browser ?
+Dans une console, play
+h2-browser -> ouvre un navigateur à l'url http://127.0.1.1:8082/
+dans la console run
+dans le navigateur localhost:9000
+apply this script
+Et maintenant dans la fenêtre http://127.0.1.1:8082/ plus qu'à cliquer sur connect
+
+How to make true persistency with H2 ?
+Changer l'url dans le fichier application.conf -> db.default.url="jdbc:h2:db/database"
+Les données vont être dans le dossier db fichier database.h2.db
+Du coup pour accéder à la base dans le navigateur, il faut maintenant taper jdbc:h2:db/database dans le champ URL JDBC

tweetyServeur/app/controllers/Application.java

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+package controllers;
+
+import java.io.ByteArrayOutputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.OutputStream;
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.hp.hpl.jena.rdf.model.Model;
+import com.hp.hpl.jena.rdf.model.ModelFactory;
+import com.hp.hpl.jena.rdf.model.Property;
+import com.hp.hpl.jena.rdf.model.Resource;
+
+import models.Tweet;
+import play.data.Form;
+import play.libs.Json;
+import play.mvc.*;
+import views.html.*;
+
+public class Application extends Controller {
+
+	static Form<Tweet> tweetForm = Form.form(Tweet.class);
+
+	public static final String NS_FOAF = "http://xmlns.com/foaf/0.1/";
+
+    public static Result index() 
+    {
+        return ok(index.render());
+    }
+
+    public static Result listTweets(String username)
+    {
+    	List<Tweet> tweets ;
+    	if(username.equals("visiteur"))
+    		tweets = Tweet.all();
+    	else 
+    		tweets = Tweet.findByUsername(username);
+    	if(request().accepts("text/html"))
+    		return ok(views.html.wall.render(tweets, "bonjour " + username, tweetForm));
+    	else if(request().accepts("application/json"))
+    		return ok(Json.toJson(tweets));
+    	else if (request().accepts("application/rdf+xml"))
+    	{
+    		Model model = ModelFactory.createDefaultModel();
+    		String personURI    = "http://www.natoine.fr#me";
+    		String strgivenName    = "Antoine";
+    		String strfamilyName   = "Seilles";
+    		String strnickName 	= "Natoine";
+    		String strfullName     = strgivenName + " " + strfamilyName;
+
+    		//ajout d un namespace
+    		model.setNsPrefix("foaf", NS_FOAF);
+    		//creation des proprietes
+    		Property firstname = model.createProperty( NS_FOAF + "firstName" );
+    		Property familyName = model.createProperty( NS_FOAF + "familyName" );
+    		Property nick = model.createProperty( NS_FOAF + "nick" );
+    		Property name = model.createProperty( NS_FOAF + "name" );
+
+    		//TODO
+    		//need to create a foaf:Person not a generic resource
+    		Resource person = model.createResource(personURI);
+
+    		person.addProperty(firstname, strgivenName);
+    		person.addProperty(familyName, strfamilyName);
+    		person.addProperty(nick, strnickName);
+    		person.addProperty(name, strfullName);
+
+    		OutputStream out = new ByteArrayOutputStream();
+
+			model.write(out, "RDF/XML-ABBREV");
+
+	    	return ok(out.toString());
+    	}
+    	return badRequest();
+    }
+
+    public static Result submitTweet()
+    {
+    	Tweet tweet = tweetForm.bindFromRequest().get();
+    	Tweet.create(tweet);
+    	return redirect(routes.Application.listTweets("visiteur"));
+    }
+
+    public static Result listTweetsFromTo()
+    {
+    	System.out.println(request().getHeader(ACCEPT));
+    	if(request().accepts("application/json"))
+    	{
+    		JsonNode body = request().body().asJson();
+    		System.out.println(body);
+    		int from = body.get("from").asInt();
+        	int to =  body.get("to").asInt();
+        	List<Tweet> tweets = Tweet.findNext(from, to);
+        	System.out.println(Json.toJson(tweets));
+        	return ok(Json.toJson(tweets));
+    	}
+    	return badRequest();
+    }
+}

tweetyServeur/app/models/Tweet.java

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+package models;
+
+import java.util.Date;
+import java.util.List;
+
+import javax.persistence.Entity;
+import javax.persistence.Id;
+
+import com.avaje.ebean.PagingList;
+
+import play.db.ebean.Model;
+import play.db.ebean.Model.Finder;
+
+@Entity
+public class Tweet extends Model
+{
+	@Id
+	public long id ;
+	public String commentaire ;
+	public String username ;
+	public Date creationDate ;
+
+	public static Finder<Long, Tweet> find = new Finder<Long, Tweet>(Long.class, Tweet.class);
+
+	public static List<Tweet> all()
+	{
+		//return find.all();
+		return find.setMaxRows(2).findList();
+	}
+
+	public static List<Tweet> findByUsername(String username)
+	{
+		return find.where().eq("username", username).findList();
+	}
+
+	public static Tweet create(Tweet tweet)
+	{
+		tweet.creationDate = new Date();
+    	tweet.save();
+    	return tweet;
+	}
+
+	public static List<Tweet> findNext(int from, int nb)
+	{
+		return find.setFirstRow(from).setMaxRows(nb).findList();
+	}
+}

tweetyServeur/app/views/index.scala.html

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+
+@main("Tweety") {
+
+    <h1>Bienvenue sur l'application Tweety !!!</h1>
+
+}

tweetyServeur/app/views/main.scala.html

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+@(title: String)(content: Html)
+
+<!DOCTYPE html>
+
+<html>
+    <head>
+        <title>@title</title>
+        <link rel="stylesheet" media="screen" href="@routes.Assets.at("stylesheets/main.css")">
+        <link rel="stylesheet" media="screen" href="@routes.Assets.at("stylesheets/bootstrap.min.css")" />
+        <link rel="shortcut icon" type="image/png" href="@routes.Assets.at("images/favicon.png")">
+        <script src="@routes.Assets.at("javascripts/jquery-1.9.0.min.js")" type="text/javascript"></script>
+        <script src="@routes.Assets.at("javascripts/bootstrap.min.js")" type="text/javascript"></script>
+    </head>
+    <body>
+        @content
+    </body>
+</html>

tweetyServeur/app/views/wall.scala.html

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+@(tweets: List[Tweet], message: String, tweetForm: Form[Tweet])
+
+@main("Tweety") {
+
+    <h1>@message</h1>
+
+	<h2>Nouveau Tweet : </h2>
+
+	@helper.form(action = routes.Application.submitTweet()) {
+
+	@helper.inputText(tweetForm("commentaire"))
+	@helper.inputText(tweetForm("username"))
+
+	<input type="submit" class="btn primary" value="tweet !!!">
+
+	}
+
+	<button class="btn btn-more" type ="button">More Tweets</button>
+
+	<h2>Messages</h2>
+
+	<table class="table table-striped"  id="matable">
+
+		<tr>
+			<td>nb Tweet</td>
+			<td>ID</td>
+			<td>Date</td>
+			<td>Username</td>
+			<td>Tweet</td>
+		</tr>
+
+	@for((tweet, i) <- tweets.zipWithIndex.reverse) {
+		<tr>
+			<td>@i</td>
+			<td>@tweet.id</td>
+			<td>@tweet.creationDate</td>
+			<td>@tweet.username</td>
+			<td>@tweet.commentaire</td>
+		</tr>
+	}
+	</table>
+
+	Il y a au total @tweets.size tweets.
+
+}
+<script type="text/javascript">
+$(document).ready(function($){
+
+	$("body").ajaxError(function(event, jqXHR, ajaxSettings, thrownError){
+            alert("ERROR : " + thrownError);
+            location.reload();
+        });
+
+     $btnMoreTweets = $(".btn-more");
+
+	 $btnMoreTweets.click(function(event) {
+            $this = $(this);
+		alert("more button pressed");
+	 	$.ajax({
+                type: 'POST',
+                url: "@routes.Application.listTweetsFromTo()",
+                contentType: "application/json; charset=UTF-8",
+                data: JSON.stringify({"from":@tweets.size(), "to":3}),
+                success: function(data){
+                	var obj = eval(data);
+                	 for (var tw in obj) 
+                	 {
+                	 $('#matable').append('<tr><td>id</td><td>' + obj[tw].ID + '</td><td>'+ new Date (obj[tw].creationDate).toDateString()+ '</td><td>' + obj[tw].username +'</td><td>'+ obj[tw].commentaire+ '</td></tr>');
+                	  }
+                }
+                })
+            });
+
+});
+</script>

tweetyServeur/build.sbt

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+name := "tweetyServeur"
+
+version := "1.0-SNAPSHOT"
+
+libraryDependencies ++= Seq(
+  javaJdbc,
+  javaEbean,
+  cache
+)     
+
+libraryDependencies += "org.apache.jena" % "apache-jena-libs" % "2.11.0"
+
+play.Project.playJavaSettings

tweetyServeur/conf/application.conf

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+# This is the main configuration file for the application.
+# ~~~~~
+
+# Secret key
+# ~~~~~
+# The secret key is used to secure cryptographics functions.
+# If you deploy your application to several instances be sure to use the same key!
+application.secret="=sK[IQOAK9RugmHKeEGt@IS/MWopl>k;c4KwtGI0?<0ck3y95AGiEB:7hqugrHf5"
+
+# The application languages
+# ~~~~~
+application.langs="en"
+
+# Global object class
+# ~~~~~
+# Define the Global object class for this application.
+# Default to Global in the root package.
+# application.global=Global
+
+# Router
+# ~~~~~
+# Define the Router object to use for this application.
+# This router will be looked up first when the application is starting up,
+# so make sure this is the entry point.
+# Furthermore, it's assumed your route file is named properly.
+# So for an application router like `conf/my.application.Router`,
+# you may need to define a router file `my.application.routes`.
+# Default to Routes in the root package (and `conf/routes`)
+# application.router=my.application.Routes
+
+# Database configuration
+# ~~~~~
+# You can declare as many datasources as you want.
+# By convention, the default datasource is named `default`
+#
+db.default.driver=org.h2.Driver
+#db.default.url="jdbc:h2:mem:play"
+db.default.url="jdbc:h2:db/database"
+# db.default.user=sa
+# db.default.password=""
+#
+# You can expose this datasource via JNDI if needed (Useful for JPA)
+# db.default.jndiName=DefaultDS
+
+# Evolutions
+# ~~~~~
+# You can disable evolutions if needed
+# evolutionplugin=disabled
+
+# Ebean configuration
+# ~~~~~
+# You can declare as many Ebean servers as you want.
+# By convention, the default server is named `default`
+#
+ebean.default="models.*"
+
+# Logger
+# ~~~~~
+# You can also configure logback (http://logback.qos.ch/),
+# by providing an application-logger.xml file in the conf directory.
+
+# Root logger:
+logger.root=ERROR
+
+# Logger used by the framework:
+logger.play=INFO
+
+# Logger provided to your application:
+logger.application=DEBUG
+