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news
as the database name here, After it create following 2 tables inside it.CREATE TABLE <code>users</code> (
<code>id</code> int(11) UNSIGNED AUTO_INCREMENT PRIMARY KEY,
<code>name</code> varchar(100),
<code>email</code> varchar(100),
<code>password</code> varchar(100),
<code>createdAt</code> datetime NOT NULL,
<code>updatedAt</code> timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP
);
CREATE TABLE <code>blogs</code> (
<code>id</code> int(11) UNSIGNED AUTO_INCREMENT PRIMARY KEY,
<code>user_id</code> int(11),
<code>title</code> varchar(255),
<code>summary</code> Tinytext,
<code>body</code> Text,
<code>createdAt</code> datetime NOT NULL,
<code>updatedAt</code> timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP
);
--create 2 entries in users table--
INSERT INTO <code>news</code>.<code>users</code> (<code>id</code>, <code>name</code>, <code>email</code>, <code>password</code>, <code>createdAt</code>, <code>updatedAt</code>) VALUES (1, 'jeetendra singh', '[email protected]', MD5('123456'), '2018-12-28 02:05:12', CURRENT_TIMESTAMP), (2, 'Manvik Singh chaudhary', '[email protected]', MD5('654321'), '2018-12-28 03:08:11', CURRENT_TIMESTAMP);
-- create 2 blogs by userid 1--
INSERT INTO <code>news</code>.<code>blogs</code> (<code>id</code>, <code>user_id</code>, <code>title</code>, <code>summary</code>, <code>body</code>, <code>createdAt</code>, <code>updatedAt</code>) VALUES (1, '1', 'Blog title 1 by jeetendra', 'Blog summary 1 by jeetendra', 'Blog body 1 by jeetendra', '2018-12-28 02:00:00', CURRENT_TIMESTAMP), (2, '1', 'Blog Title 2 by jeetendra ', 'Blog summary 2 by jeetendra ', 'Blog body 2 by jeetendra ', '2018-12-28 05:10:21', CURRENT_TIMESTAMP);
-- create 2 blogs by userid 2
INSERT INTO <code>news</code>.<code>blogs</code> (<code>id</code>, <code>user_id</code>, <code>title</code>, <code>summary</code>, <code>body</code>, <code>createdAt</code>, <code>updatedAt</code>) VALUES (3, '2', 'Blog title 1 by manvik', 'Blog summary 1 by manvik', 'Blog body 1 by manvik', '2018-12-28 02:00:00', CURRENT_TIMESTAMP), (4, '2', 'Blog Title 2 by manvik ', 'Blog summary 2 by manvik ', 'Blog body 2 by manvik ', '2018-12-28 05:10:21', CURRENT_TIMESTAMP);
<?php
header("Content-Type: application/json; charset=UTF-8");
class DBClass {
private $host = "localhost";
private $username = "root";
private $password = ""; private $database = "news";
public $connection;
public function connect(){
$this->connection = null;
try{
$this->connection = new PDO("mysql:host=" . $this->host . ";dbname=" . $this->database, $this->username, $this->password);
$this->connection->exec("set names utf8");
}catch(PDOException $exception){
echo "Error: " . $exception->getMessage();
}
return $this->connection;
}
public function login($email,$password){
if($this->connection==null)
{
$this->connect();
}
$query = "SELECT id,name,email,createdAt,updatedAt from users where email= ? and password= ?";
$stmt = $this->connection->prepare($query);
$stmt->execute(array($email,md5($password)));
$ret= $stmt->fetchAll(PDO::FETCH_ASSOC);
return $ret;
}
public function get_all_blogs($Uid){
if($this->connection==null)
{
$this->connect();
}
$query = "SELECT b.*,u.id as Uid,u.email as Uemail,u.name as Uname from blogs b join users u on u.id=b.user_id where b.user_id= ?";
$stmt = $this->connection->prepare($query);
$stmt->execute(array($Uid));
$ret= $stmt->fetchAll(PDO::FETCH_ASSOC);
return $ret;
}
public function response($array)
{
echo json_encode($array);
exit;
}
}
$return=array();
$obj = new DBClass();
if(isset($_GET['action']) && $_GET['action']!='')
{
if($_GET['action']=="login")
{
if(isset($_POST['email']) && isset($_POST['password']))
{
$UserData=$obj->login($_POST['email'],$_POST['password']);
if(count($UserData)>0)
{
$return['status']=1;
$return['_data_']=$UserData[0];
$return['message']='User Logged in Successfully.';
}
else
{
$return['status']=0;
$return['message']='Error:Invalid Email or Password!';
}
}
else
{
$return['status']=0;
$return['message']='Error:Email or Password not provided!';
}
}
elseif($_GET['action']=="UserBlogs")
{
if(isset($_POST['Uid']))
{
$blogs=$obj->get_all_blogs($_POST['Uid']);
if(count($blogs)>0)
{
$return['status']=1;
$return['_data_']=$blogs;
$return['message']='Success.';
}
else
{
$return['status']=0;
$return['message']='Error:Invalid UserId!';
}
}
else
{
$return['status']=0;
$return['message']='Error:User Id not provided!';
}
}
}
else
{
$return['status']=0;
$return['message']='Error:Action not provided!';
}
$obj->response($return);
$obj->connection=null;
?>
RewriteEngine On
RewriteRule ^api/(.*) index.php?action=
composer require firebase/php-jwt
require_once('vendor/autoload.php');
use \Firebase\JWT\JWT;
private {
$payload = array(
'iss' => $_SERVER['HOST_NAME'],
'exp' => time()+600, 'uId' => $UiD
);
try{
$jwt = JWT::encode($payload, $this->Secret_Key,'HS256'); $res=array("status"=>true,"Token"=>$jwt);
}catch (UnexpectedValueException $e) {
$res=array("status"=>false,"Error"=>$e->getMessage());
}
return $res;
}
$return['status']=1;
$return['_data_']=$UserData[0];
$return['message']='User Logged in Successfully.';
$jwt=$obj->generateToken($UserData[0]['id']);
if($jwt['status']==true)
{
$return['JWT']=$jwt['Token'];
}
else{
unset($return['_data_']);
$return['status']=0;
$return['message']='Error:'.$jwt['Error'];
}
UserBlogs
is a After login Api, So for verify that we are creating Authencate method in class like following: public function Authenticate($JWT,$Curret_User_id)
{
try {
$decoded = JWT::decode($JWT,$this->Secret_Key, array('HS256'));
$payload = json_decode(json_encode($decoded),true);
if($payload['uId'] == $Curret_User_id) {
$res=array("status"=>true);
}else{
$res=array("status"=>false,"Error"=>"Invalid Token or Token Exipred, So Please login Again!");
}
}catch (UnexpectedValueException $e) {
$res=array("status"=>false,"Error"=>$e->getMessage());
}
return $res;
}
UserBlogs
Action of api , replace the UserBlogs
Action inner content with following code: if(isset($_POST['Uid']))
{
$resp=$obj->Authenticate($_POST['JWT'],$_POST['Uid']);
if($resp['status']==false)
{
$return['status']=0;
$return['message']='Error:'.$resp['Error'];
}
else{
$blogs=$obj->get_all_blogs($_POST['Uid']);
if(count($blogs)>0)
{
$return['status']=1;
$return['_data_']=$blogs;
$return['message']='Success.';
}
else
{
$return['status']=0;
$return['message']='Error:Invalid UserId!';
}
}
}
else
{
$return['status']=0;
$return['message']='Error:User Id not provided!';
}
<?php
header("Content-Type: application/json; charset=UTF-8");
require_once('vendor/autoload.php');
use \Firebase\JWT\JWT;
class DBClass {
private $host = "localhost";
private $username = "root";
private $password = ""; private $database = "news";
public $connection;
private $Secret_Key="*$%43MVKJTKMN$#";
public function connect(){
$this->connection = null;
try{
$this->connection = new PDO("mysql:host=" . $this->host . ";dbname=" . $this->database, $this->username, $this->password);
$this->connection->exec("set names utf8");
}catch(PDOException $exception){
echo "Error: " . $exception->getMessage();
}
return $this->connection;
}
public function login($email,$password){
if($this->connection==null)
{
$this->connect();
}
$query = "SELECT id,name,email,createdAt,updatedAt from users where email= ? and password= ?";
$stmt = $this->connection->prepare($query);
$stmt->execute(array($email,md5($password)));
$ret= $stmt->fetchAll(PDO::FETCH_ASSOC);
return $ret;
}
public function get_all_blogs($Uid){
if($this->connection==null)
{
$this->connect();
}
$query = "SELECT b.*,u.id as Uid,u.email as Uemail,u.name as Uname from blogs b join users u on u.id=b.user_id where b.user_id= ?";
$stmt = $this->connection->prepare($query);
$stmt->execute(array($Uid));
$ret= $stmt->fetchAll(PDO::FETCH_ASSOC);
return $ret;
}
public function response($array)
{
echo json_encode($array);
exit;
}
public function generateToken($UiD)
{
$payload = array(
'iss' => $_SERVER['HOST_NAME'],
'exp' => time()+600, 'uId' => $UiD
);
try{
$jwt = JWT::encode($payload, $this->Secret_Key,'HS256'); $res=array("status"=>true,"Token"=>$jwt);
}catch (UnexpectedValueException $e) {
$res=array("status"=>false,"Error"=>$e->getMessage());
}
return $res;
}
public function Authenticate($JWT,$Current_User_id)
{
try {
$decoded = JWT::decode($JWT,$this->Secret_Key, array('HS256'));
$payload = json_decode(json_encode($decoded),true);
if($payload['uId'] == $Current_User_id) {
$res=array("status"=>true);
}else{
$res=array("status"=>false,"Error"=>"Invalid Token or Token Exipred, So Please login Again!");
}
}catch (UnexpectedValueException $e) {
$res=array("status"=>false,"Error"=>$e->getMessage());
}
return $res;
}
}
$return=array();
$obj = new DBClass();
if(isset($_GET['action']) && $_GET['action']!='')
{
if($_GET['action']=="login")
{
if(isset($_POST['email']) && isset($_POST['password']))
{
$UserData=$obj->login($_POST['email'],$_POST['password']);
if(count($UserData)>0)
{
$return['status']=1;
$return['_data_']=$UserData[0];
$return['message']='User Logged in Successfully.';
$jwt=$obj->generateToken($UserData[0]['id']);
if($jwt['status']==true)
{
$return['JWT']=$jwt['Token'];
}
else{
unset($return['_data_']);
$return['status']=0;
$return['message']='Error:'.$jwt['Error'];
}
}
else
{
$return['status']=0;
$return['message']='Error:Invalid Email or Password!';
}
}
else
{
$return['status']=0;
$return['message']='Error:Email or Password not provided!';
}
}
elseif($_GET['action']=="UserBlogs")
{
if(isset($_POST['Uid']))
{
$resp=$obj->Authenticate($_POST['JWT'],$_POST['Uid']);
if($resp['status']==false)
{
$return['status']=0;
$return['message']='Error:'.$resp['Error'];
}
else{
$blogs=$obj->get_all_blogs($_POST['Uid']);
if(count($blogs)>0)
{
$return['status']=1;
$return['_data_']=$blogs;
$return['message']='Success.';
}
else
{
$return['status']=0;
$return['message']='Error:Invalid UserId!';
}
}
}
else
{
$return['status']=0;
$return['message']='Error:User Id not provided!';
}
}
}
else
{
$return['status']=0;
$return['message']='Error:Action not provided!';
}
$obj->response($return);
$obj->connection=null;
?>
CREATE TABLE IF NOT EXISTS <code>subscribers</code> (
<code>id</code> int(11) NOT NULL,
<code>name</code> varchar(255) NOT NULL,
<code>email</code> varchar(255) NOT NULL,
<code>createdAt</code> timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP
) ENGINE=InnoDB DEFAULT CHARSET=latin1;
ALTER TABLE <code>subscribers</code> ADD PRIMARY KEY (<code>id</code>);
ALTER TABLE <code>subscribers</code> MODIFY <code>id</code> int(11) NOT NULL AUTO_INCREMENT;
CREATE TABLE IF NOT EXISTS <code>notifications</code> (
<code>id</code> int(11) NOT NULL,
<code>to_user</code> int(11) NOT NULL,
<code>title</code> varchar(255) NOT NULL,
<code>body</code> varchar(255) NOT NULL,
<code>url</code> varchar(255) NOT NULL,
<code>is_sent</code> int(11) NOT NULL DEFAULT '0',
<code>createdAt</code> timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP
) ENGINE=InnoDB DEFAULT CHARSET=latin1;
ALTER TABLE <code>notifications</code> ADD PRIMARY KEY (<code>id</code>);
ALTER TABLE <code>notifications</code> MODIFY <code>id</code> int(11) NOT NULL AUTO_INCREMENT;
<?php
session_start();
$servername = "localhost";
$username = "root";
$password = "";
$dbname = "web_notifications";
$conn = new mysqli($servername, $username, $password, $dbname);
if ($conn->connect_error) {
die("Connection failed: " . $conn->connect_error);
}
?>
function WriteCookie(key,content) {
var now = new Date();
now.setMonth( now.getMonth() + 1 );
document.cookie = key+"=" + escape(content) + ";";
document.cookie = "expires=" + now.toUTCString() + ";"
}
function ReadCookie(key) {
var allcookies = document.cookie;
cookiearray = allcookies.split(';');
var CookieData=Array();
for(var i=0; i<cookiearray.length; i++) {
k = cookiearray[i].split('=')[0];
v = cookiearray[i].split('=')[1];
CookieData[k]=v;
}
return CookieData[key];
}
<?php require 'db_connect.php';
$sql = "SELECT id,title,body,url FROM notifications where to_user='".@$_GET['user_id']."' and is_sent='0' ";
$result = $conn->query($sql);
$data=array();
if ($result->num_rows > 0) {
while($row = $result->fetch_assoc()) {
$data[]=$row;
$upd = "update notifications set is_sent='1' where id='".$row['id']."' ";
$conn->query($upd);
}
}
if(count($data)>0)
{
$response=array("status"=>1,"notification"=>$data);
}
else
{
$response=array("status"=>0,"error"=>"No new notification!");
}
echo json_encode($response);
$conn->close();
?>
<?php require 'db_connect.php'; ?>
<!DOCTYPE html>
<html>
<head>
<title>Web Push Notification Demo</title>
<script src="./cookies.js" type="text/javascript"></script>
<link href="
<script src="
<script src="
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.1.0/css/all.css" integrity="sha384-lKuwvrZot6UHsBSfcMvOkWwlCMgc0TaWr+30HWe3a4ltaBwTZhyTEggF5tJv8tbt" crossorigin="anonymous">
<?php
if(isset($_POST['subscribe_form']))
{
$_SESSION['is_login']=0;
$username=$conn->real_escape_string($_POST['username']);
$useremail=$conn->real_escape_string($_POST['useremail']);
$sql = "INSERT INTO subscribers set name='".$username."',email='".$useremail."' ";
if ($conn->query($sql) === TRUE) {
$_SESSION['is_login']=1;
$_SESSION['Uid']= $conn->insert_id;
$_SESSION['Uname']= $username;
?>
<script type="text/javascript">
WriteCookie("Uid","<?php echo $_SESSION['Uid']; ?>");
</script>
<?php
$msg="<p style='color:green'>You have subscribe for push notification succesfully :)</p>";
} else {
$msg="<p style='color:red'>Error in subscribing for notifications</p>";
}
}
?>
<div class="container">
<?php
if(isset($msg) && $msg!='')
{
?>
<br>
<div class="alert alert-info">
<?php echo $msg; ?>
</div>
<?php
}
if(isset($_SESSION['is_login']) && $_SESSION['is_login']==1)
{
?>
<h2>Welcome <?php echo $_SESSION['Uname']; ?></h2>
<script type="text/javascript">
setInterval(function(){
check_notification();
}, 10000);
function check_notification()
{
var Uid=ReadCookie("Uid");
if(Uid!==undefined)
{
$.ajax({url: "fetch_notifications.php?user_id="+Uid, success: function(result){
var response=JSON.parse(result);
if(response.status==1)
{
response=response.notifications;
for (var i = response.length - 1; i >= 0; i--) {
var url = response[i]['url'];
var noti = new Notification(response[i]['title'], {
icon: 'logo.png', body: response[i]['body'],
});
noti.onclick = function () {
window.open(url);
noti.close();
};
};
}
else{
console.log(response.error);
}
}
});
}
}
</script>
<?php
}
else
{
?>
<h2 class="text-center">Subscribe for Notifications</h2>
<div class="row justify-content-center">
<div class="col-12 col-md-8 col-lg-6 pb-5">
<div class="card border-primary rounded-0">
<div class="card-header p-0">
<div class="bg-info text-white text-center py-2">
<h3><i class="fa fa-envelope"></i> Information</h3>
<p class="m-0">provide your information</p>
</div>
</div>
<div class="card-body p-3">
<form method="post">
<!--Body-->
<div class="form-group">
<div class="input-group mb-2">
<div class="input-group-prepend">
<div class="input-group-text"><i class="fa fa-user text-info"></i></div>
</div>
<input type="text" class="form-control" id="username" name="username" placeholder="Input Your Name Here" required>
</div>
</div>
<div class="form-group">
<div class="input-group mb-2">
<div class="input-group-prepend">
<div class="input-group-text"><i class="fa fa-envelope text-info"></i></div>
</div>
<input type="text" class="form-control" id="useremail" name="useremail" pattern="[^@\s]+@[^@\s]+\.[^@\s]+" title="Invalid email address" placeholder="[email protected]" required>
</div>
</div>
<div class="text-center">
<input type="submit" value="Subscribe" name="subscribe_form" class="btn btn-info btn-block rounded-0 py-2">
</div>
</form>
</div>
</div>
</div>
</div>
<?php }?>
</div>
</head>
<body>
</body>
</html>
<?php
$conn->close();
?>
CREATE TABLE IF NOT EXISTS <code>admin</code> (
<code>id</code> int(11) NOT NULL,
<code>username</code> varchar(255) NOT NULL,
<code>password</code> varchar(255) NOT NULL,
<code>createdAt</code> timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP
) ENGINE=InnoDB DEFAULT CHARSET=latin1;
ALTER TABLE <code>admin</code> ADD PRIMARY KEY (<code>id</code>);
ALTER TABLE <code>admin</code> MODIFY <code>id</code> int(11) NOT NULL AUTO_INCREMENT;
INSERT INTO <code>web_notifications</code>.<code>admin</code> (<code>id</code>, <code>username</code>, <code>password</code>, <code>createdAt</code>) VALUES (NULL, 'admin', MD5('123456'), CURRENT_TIMESTAMP);
<?php require 'db_connect.php'; ?>
<!DOCTYPE html>
<html>
<head>
<title>ADMIN PAGE</title>
<link href="
<script src="
<script src="
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.1.0/css/all.css" integrity="sha384-lKuwvrZot6UHsBSfcMvOkWwlCMgc0TaWr+30HWe3a4ltaBwTZhyTEggF5tJv8tbt" crossorigin="anonymous">
<?php
if(isset($_POST['login']))
{
$_SESSION['admin_login']=0;
$username=$conn->real_escape_string($_POST['username']);
$password=$conn->real_escape_string($_POST['password']);
$sql = "SELECT * FROM admin where username='".$username."' and password='".md5($password)."' ";
$result = $conn->query($sql);
if ($result->num_rows > 0) {
$_SESSION['admin_login']=1;
$msg="<p style='color:green'>Admin Logged-in Successfully :)</p>";
}
else {
$msg="<p style='color:red'>INVALID CREDENTIALS FOR ADMIN</p>";
}
}
if(isset($_POST['add_notification']))
{
$title=$conn->real_escape_string($_POST['title']);
$body=$conn->real_escape_string($_POST['body']);
$url=$conn->real_escape_string($_POST['url']);
$users=$_POST['users'];
foreach ($users as $user_id) {
$ins = "insert into notifications set to_user='".$user_id."' , title='".$title."', url='".$url."', body='".$body."' ";
$conn->query($ins);
}
$msg="<p style='color:green'>Notification(s) added to subscribers account.</p>";
}
?>
<div class="container">
<?php
if(isset($msg) && $msg!='')
{
?>
<br>
<div class="alert alert-info">
<?php echo $msg; ?>
</div>
<?php
}
if(isset($_SESSION['admin_login']) && $_SESSION['admin_login']==1)
{
?>
<h2>Welcome Admin, Send notification to Subscriber(s)</h2>
<form method="post">
<div class="form-group">
<label for="sel1">Select Subscriber(s):</label>
<select multiple="multiple" required="required" class="form-control" id="users" name="users[]">
<?php
$sql = "SELECT id,name FROM subscribers";
$result = $conn->query($sql);
$data=array();
if ($result->num_rows > 0) {
while($row = $result->fetch_assoc()) {
echo "<option value='".$row['id']."'>".$row['name']."</option>";
}
}
?>
</select>
</div>
<div class="form-group">
<label for="email">Title</label>
<input type="text" required class="form-control" placeholder="notification title here" name="title" id="title">
</div>
<div class="form-group">
<label for="email">Message</label>
<textarea required class="form-control" placeholder="notification message here" name="body" id="body"></textarea>
</div>
<div class="form-group">
<label for="email">Url</label>
<input type="url" required class="form-control" placeholder="notification landing/click url here" name="url" id="url">
</div>
<input type="submit" class="btn btn-primary btn-block" name="add_notification" value="Submit" />
</form>
<?php
}
else
{
?>
<h2 class="text-center">ADMINISTRATOR</h2>
<div class="row justify-content-center">
<div class="col-12 col-md-8 col-lg-6 pb-5">
<div class="card border-primary rounded-0">
<div class="card-header p-0">
<div class="bg-info text-white text-center py-2">
<h3><i class="fa fa-envelope"></i> LOGIN</h3>
<p class="m-0">provide admin login credentials</p>
</div>
</div>
<div class="card-body p-3">
<form method="post">
<!--Body-->
<div class="form-group">
<div class="input-group mb-2">
<div class="input-group-prepend">
<div class="input-group-text"><i class="fa fa-user text-info"></i></div>
</div>
<input type="text" class="form-control" id="username" name="username" placeholder="Input username here" required>
</div>
</div>
<div class="form-group">
<div class="input-group mb-2">
<div class="input-group-prepend">
<div class="input-group-text"><i class="fa fa-key text-info"></i></div>
</div>
<input type="password" class="form-control" id="password" name="password" placeholder="your password here" required>
</div>
</div>
<div class="text-center">
<input type="submit" value="Login" name="login" class="btn btn-info btn-block rounded-0 py-2">
</div>
</form>
</div>
</div>
</div>
</div>
<?php }?>
</div>
</head>
<body>
</body>
</html>
<?php
$conn->close();
?>