public static function instance($api_key)
{
if (self::$instance == NULL) {
if (!isset($api_key) || $api_key == "YOUR_API_KEY" || trim($api_key) == '') {
throw new Exception("You need to specify a valid api_key!");
}
self::$instance = new Wordnik($api_key);
}
return self::$instance;
}
<?php
require "Wordnik.php";
$api_key = "YOUR_API_KEY";
// create an instance of the Wordnik class, to make api calls
$wordnik = Wordnik::instance($api_key);
// get the Word of the Day
$wotd = $wordnik->getWordOfTheDay();
$wotd = $wotd->wordstring;
// if the user pressed the "I'm Feeling Wordie" button, fetch a random word and set it to $wordstring
if (isset($_GET['commit']) && $_GET['commit'] == "I\\'m Feeling Wordie") {
$word = $wordnik->getRandomWord();
$wordstring = $word->wordstring;
} else {
if (isset($_GET['word'])) {
// the user is searching for a specific word, either via the form or a link
$wordstring = $_GET['word'];
}
}
?>
<html>
<head>
<title>Hello, Dictionary!</title>
</head>
<body>
<div>
<h1>Hello, Dictionary!</h3>
<h3>The Wordnik Word of the Day for <?php
echo date("l F j, Y");
?>
is... <strong><a href="/hello_dictionary.php?word=<?php
