<html>
<body>

<?php

	$url = '';
	$coverurl = '';
	if (isset($_POST['url']))
	{
		require('TPEpubCreator.php');

		$url = $_POST['url'];

		// extract url from curl command
		if (str_starts_with($url, 'curl '))
		{
			$url = explode("'", $url)[1];
			echo '<p>extracted url from curl command:</p><p>' . $url . '</p>';
		}

		$epub = new TPEpubCreator();
		$epub->temp_folder = 'temp/';
		$epub->epub_file = $_POST['epub'];
		$epub->title = $_POST['title'];

		if ($_POST['cover'])
		{
			$coverurl = $_POST['cover'];
			$coverdata = file_get_contents($coverurl);
			file_put_contents('temp/cover.jpg', $coverdata);
			$epub->AddImage( 'temp/cover.jpg', 'image/jpeg', true );
		}

		// cache json in case url expires
		$tempjsonpath = 'temp/' . hash('md5', $url) . '.json';
		$json = '';
		if (file_exists($tempjsonpath))
		{
			$json = file_get_contents($tempjsonpath);
		}
		else
		{
			$json = file_get_contents($url);
			file_put_contents($tempjsonpath, $json);
		}

		$publication = json_decode($json);
		$content = array_filter($publication->Content, function($item) { return $item->Category == 'Le Monde'; });
		usort($content, function ($a, $b) { return $a->PageNumber - $b->PageNumber; });

		foreach ($content as $article)
		{
			$articlebody = array_filter($article->ContentItem, function($item) { return $item->ContentType == 'text/xml'; })[0];
			if ($articlebody->Title && $articlebody->HtmlText)
			{
				$pagecontent = '<h1>'. strip_tags($articlebody->Title) . '</h1>';
				if ($articlebody->Introduction)
				{
					$pagecontent .= '<b>' . $articlebody->Introduction . '</b>';
				}
				$pagecontent .= $articlebody->HtmlText;
				$epub->AddPage($pagecontent, false, strip_tags($articlebody->Title));
				// echo('<h1>'. strip_tags($articlebody->Title) . '</h1>');
				// echo($articlebody->HtmlText);
			}
		}

		if ( ! $epub->error ) {
			$epub->CreateEPUB();

			if ( ! $epub->error ) {
				echo 'Success: Download your book <a href="' . $epub->epub_file . '">here</a>.';
			}

		} else {
			echo $epub->error;
		}
	}

?>

<form method="post">
	<p>Go to <a href="https://journal.lemonde.fr" target="_blank">https://journal.lemonde.fr</a> and hit f12 to get GetPublicationContentItems json and cover jpg urls.</p>
	Json url: <input name="url" value="<?php echo $url; ?>"><br>
	Cover url: <input name="cover" value="<?php echo $coverurl; ?>"><br>
	Title: <input name="title" value="Le Monde"><br>
	Epub file name: <input name="epub" value="lemonde.epub"><br>
	<input type="submit">
</form>
</body>
</html>