kevenli · March 5, 2019 08:42
diff --git a/index.php b/index.php
 <!--
   Copyright 2017 Vinzenz Feenstra, Red Hat, Inc.

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at

     http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
 -->
 <?php
 define('DB_USER', 'todo-app');
 define('DB_PASS', 'todo-app-pass');
 define('DB_NAME', 'todo');

 $db = new PDO('mysql:dbname='.DB_NAME, DB_USER, DB_PASS);
 $ITEMS = array();

 function get(&$var, $default=null) {
    return isset($var) ? $var : $default;
 }

 switch(get($_GET['action'])) {
 case 'new':
 	$title = get($_GET['title']);
 	$stmt = $db->prepare('INSERT INTO todo VALUES(NULL, ?, FALSE)');
 	if(!$stmt->execute(array($title))) {
 			die(print_r($stmt->errorInfo(), true));
 	}
 	header("Location: ".$_SERVER['DOCUMENT_URI']);
 	die();
 case 'toggle':
 	$id = get($_GET['id']);
 	if(is_numeric($id)) {
 		$stmt = $db->prepare('UPDATE todo SET done = !done WHERE id = ?');
 		if(!$stmt->execute(array($id))) {
 			die(print_r($stmt->errorInfo(), true));
 		}
 	}
 	header("Location: ".$_SERVER['DOCUMENT_URI']);
 	die();
 default:
 	break;
 }
 	$stmt = $db->prepare('SELECT * from todo');
 	if ($stmt->execute()) {
 		$ITEMS = $stmt->fetchAll(PDO::FETCH_ASSOC);
 	}
 ?>
 <html>
 <head>
 	<title> Sample TODO App </title>
 	<style>
 		div, body, html {
 			margin: 0px;
 			background-color: #eee;
 		}
 		h1 {
 			padding: 30px;
 		}
 		div {
 			margin-left: 30px;		
 			margin-top: 15px;
 		}
 		div input {
 			height: 28px;
 			font-size: 1.2em;
 		}
 		div button {
 			height: 28px;
 			font-size: 1.2em;
 		}
 		div ul {
 			margin: 0px;
 			padding: 0px;			
 			border: 1px solid #333;
 			max-width: 500px;
 			background-color: #ffe;
 			-webkit-box-shadow: 10px 10px 18px 1px rgba(0,0,0,0.18);
 			-moz-box-shadow: 10px 10px 18px 1px rgba(0,0,0,0.18);
 			box-shadow: 10px 10px 18px 1px rgba(0,0,0,0.18);
 			border-radius: 5px 5px;
 		}
 		li a {
 			font-size: 1.25em;
 			display: block;
 		}
 		li:hover {
 			background-color: #fff;
 			-webkit-box-shadow: 10px 10px 18px 1px rgba(0,0,0,0.18);
 			-moz-box-shadow: 10px 10px 18px 1px rgba(0,0,0,0.18);
 			box-shadow: 10px 10px 18px 1px rgba(0,0,0,0.18);
 		}
 		li {
 			display: block;
 		}
 		li.checked span {
 			text-decoration: line-through;
 		}
 		li.checked i:before {
 			color:green;
 			content: '\2713';
 			padding:0 6px 0 0;
 		}
 		li.unchecked i:before {
 			content: '\2713';
 			color:transparent;
 			padding:0 6px 0 0;
 		}
 		li a {
 			text-decoration: none;
 			color:inherit;
 		}
 		ul li{list-style-type:none;font-size:1em;}

 	</style>
 </head>
 <body>
 	<h1>Sample TODO</h1>
 	<div id="new-task">
 		<input id="task-title" name="title" type="text" placeholder="Task Title"><button id='new-task-button'>Add</button>
 	</div>
 	<div id="task-list">
 		<ul>
 			<?php foreach($ITEMS as $ITEM): ?>
 			<li class=<?php if($ITEM['done']): ?>"checked"<?php else: ?>"unchecked"<?php endif;?>>
 				<a href="?action=toggle&id=<?=$ITEM['id']?>">
 				<i></i><span>
 				<?=htmlspecialchars($ITEM['title'])?></span>
 				</a>
 			</li>
 			<?php endforeach; ?>
 		</ul>
 	</div>
 	<script>
 		document.getElementById('new-task-button').onclick = function(){
 			window.location.href = '?action=new&title=' + encodeURI(document.getElementById('task-title').value);		
 		};
 	</script>
 </body>
 </html>
diff --git a/todo.sql b/todo.sql
 CREATE DATABASE todo;
 CREATE USER 'todo-app'@'localhost' IDENTIFIED BY 'todo-app-pass';
 GRANT ALL PRIVILEGES ON todo.* TO 'todo-app'@'localhost' ;

 CONNECT todo;

 CREATE TABLE `todo` (
  `id` bigint(20) NOT NULL AUTO_INCREMENT,
  `title` varchar(2048) NOT NULL,
  `done` tinyint(1) NOT NULL DEFAULT '0',
  PRIMARY KEY (`id`)
 );

 INSERT INTO todo VALUES(NULL, 'Sample TODO entry #1', FALSE);
 INSERT INTO todo VALUES(NULL, 'Sample TODO entry #2', TRUE);
 INSERT INTO todo VALUES(NULL, 'Sample TODO entry #3', FALSE);
 INSERT INTO todo VALUES(NULL, 'Too many things todo', FALSE);
	<!--
	Copyright 2017 Vinzenz Feenstra, Red Hat, Inc.

	Licensed under the Apache License, Version 2.0 (the "License");
	you may not use this file except in compliance with the License.
	You may obtain a copy of the License at

	http://www.apache.org/licenses/LICENSE-2.0

	Unless required by applicable law or agreed to in writing, software
	distributed under the License is distributed on an "AS IS" BASIS,
	WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	See the License for the specific language governing permissions and
	limitations under the License.
	-->
	<?php
	define('DB_USER', 'todo-app');
	define('DB_PASS', 'todo-app-pass');
	define('DB_NAME', 'todo');

	$db = new PDO('mysql:dbname='.DB_NAME, DB_USER, DB_PASS);
	$ITEMS = array();

	function get(&$var, $default=null) {
	return isset($var) ? $var : $default;
	}

	switch(get($_GET['action'])) {
	case 'new':
	$title = get($_GET['title']);
	$stmt = $db->prepare('INSERT INTO todo VALUES(NULL, ?, FALSE)');
	if(!$stmt->execute(array($title))) {
	die(print_r($stmt->errorInfo(), true));
	}
	header("Location: ".$_SERVER['DOCUMENT_URI']);
	die();
	case 'toggle':
	$id = get($_GET['id']);
	if(is_numeric($id)) {
	$stmt = $db->prepare('UPDATE todo SET done = !done WHERE id = ?');
	if(!$stmt->execute(array($id))) {
	die(print_r($stmt->errorInfo(), true));
	}
	}
	header("Location: ".$_SERVER['DOCUMENT_URI']);
	die();
	default:
	break;
	}
	$stmt = $db->prepare('SELECT * from todo');
	if ($stmt->execute()) {
	$ITEMS = $stmt->fetchAll(PDO::FETCH_ASSOC);
	}
	?>
	<html>
	<head>
	<title> Sample TODO App </title>
	<style>
	div, body, html {
	margin: 0px;
	background-color: #eee;
	}
	h1 {
	padding: 30px;
	}
	div {
	margin-left: 30px;
	margin-top: 15px;
	}
	div input {
	height: 28px;
	font-size: 1.2em;
	}
	div button {
	height: 28px;
	font-size: 1.2em;
	}
	div ul {
	margin: 0px;
	padding: 0px;
	border: 1px solid #333;
	max-width: 500px;
	background-color: #ffe;
	-webkit-box-shadow: 10px 10px 18px 1px rgba(0,0,0,0.18);
	-moz-box-shadow: 10px 10px 18px 1px rgba(0,0,0,0.18);
	box-shadow: 10px 10px 18px 1px rgba(0,0,0,0.18);
	border-radius: 5px 5px;
	}
	li a {
	font-size: 1.25em;
	display: block;
	}
	li:hover {
	background-color: #fff;
	-webkit-box-shadow: 10px 10px 18px 1px rgba(0,0,0,0.18);
	-moz-box-shadow: 10px 10px 18px 1px rgba(0,0,0,0.18);
	box-shadow: 10px 10px 18px 1px rgba(0,0,0,0.18);
	}
	li {
	display: block;
	}
	li.checked span {
	text-decoration: line-through;
	}
	li.checked i:before {
	color:green;
	content: '\2713';
	padding:0 6px 0 0;
	}
	li.unchecked i:before {
	content: '\2713';
	color:transparent;
	padding:0 6px 0 0;
	}
	li a {
	text-decoration: none;
	color:inherit;
	}
	ul li{list-style-type:none;font-size:1em;}

	</style>
	</head>
	<body>
	<h1>Sample TODO</h1>
	<div id="new-task">
	<input id="task-title" name="title" type="text" placeholder="Task Title"><button id='new-task-button'>Add</button>
	</div>
	<div id="task-list">
	<ul>
	<?php foreach($ITEMS as $ITEM): ?>
	<li class=<?php if($ITEM['done']): ?>"checked"<?php else: ?>"unchecked"<?php endif;?>>
	<a href="?action=toggle&id=<?=$ITEM['id']?>">
	<i></i><span>
	<?=htmlspecialchars($ITEM['title'])?></span>
	</a>
	</li>
	<?php endforeach; ?>
	</ul>
	</div>
	<script>
	document.getElementById('new-task-button').onclick = function(){
	window.location.href = '?action=new&title=' + encodeURI(document.getElementById('task-title').value);
	};
	</script>
	</body>
	</html>
	CREATE DATABASE todo;
	CREATE USER 'todo-app'@'localhost' IDENTIFIED BY 'todo-app-pass';
	GRANT ALL PRIVILEGES ON todo.* TO 'todo-app'@'localhost' ;

	CONNECT todo;

	CREATE TABLE `todo` (
	`id` bigint(20) NOT NULL AUTO_INCREMENT,
	`title` varchar(2048) NOT NULL,
	`done` tinyint(1) NOT NULL DEFAULT '0',
	PRIMARY KEY (`id`)
	);

	INSERT INTO todo VALUES(NULL, 'Sample TODO entry #1', FALSE);
	INSERT INTO todo VALUES(NULL, 'Sample TODO entry #2', TRUE);
	INSERT INTO todo VALUES(NULL, 'Sample TODO entry #3', FALSE);
	INSERT INTO todo VALUES(NULL, 'Too many things todo', FALSE);