Mini Shell

<?php include('header.php') ?>
<?php
$banner = new Banner();

$flash = array();
// UPDATE
if(isset($_POST['action']) && $_POST['action'] == 'update'):
	unset($_POST['action']);

	$file = $_FILES['image'];
	$banner_edit = $banner->find($_GET['id']);
	$image_edit = false;

	if(strlen($_POST['title']) > 1 && strlen($_POST['link']) >= 1):

		if($file['size'] > 1):
			list($image_width, $image_height) = getimagesize($file['tmp_name']);
			if($image_width == 1200 && $image_height == 500):
				$file_name = explode('.', $file['name']);
				$file_ext  = end($file_name);

				// new name
				$file_name = md5(time()) .'.'. $file_ext;
				$image_edit = true;
			else:
				$file_name = $banner_edit->image;
			endif;
		else:
			$file_name = $banner_edit->image;
		endif;

		$_POST['image'] = $file_name;

		if($banner->update($_GET['id'], $_POST)):
			if($image_edit):
				move_uploaded_file($file['tmp_name'], DIR_IMG .'banners/'. $file_name);
			endif;
			$flash = Helper::flash('success');
		else:
			$flash = Helper::flash('error');
		endif;

	else:
		$flash = Helper::flash('error');
	endif;
endif;

$banner = $banner->find($_GET['id']);
?>
<div id="page">
	<div class="row">
		<div class="col lg-12">
			<h2>Banners / editar</h2>
		</div>
	</div>
	<div class="row">
		<?php if($flash): ?>
		<div class="col-lg-12">
			<div class="alert alert-<?= $flash['class'] ?> alert-dismissible">
				<button type="button" class="close" data-dismiss="alert" aria-label="Close"><span aria-hidden="true">&times;</span></button>
				<?= $flash['message'] ?>
			</div>
		</div>
		<?php endif ?>
		<div class="col-lg-12">
			<a href="banners.php" class="btn btn-primary">Voltar</a>
			<hr>
			<small>* todos os campos são obrigatórios</small><br>
			<small>* Tamanho permitido de imagem é 1200x500 px</small><br>
			<small>* imagem apenas caso queira atualizá-la</small>
			<form action="" method="post" enctype="multipart/form-data">
				<div class="form-group">
					<label for="title">Título:</label>
					<input type="text" name="title" class="form-control" value="<?= $banner->title ?>">
				</div>
				<div class="form-group">
					<label for="link">Link:</label>
					<input type="text" name="link" class="form-control" value="<?= $banner->link ?>">
				</div>
				<div class="form-group">
					<label for="image">Imagem: <small>(dimensões 1200x500 px)</small></label>
					<input type="file" name="image" class="form-control">
				</div>
				<div class="form-group">
					<input type="hidden" name="action" value="update">
					<button type="submit" class="btn btn-primary">Atualizar</button>
				</div>
			</form>
		</div>
		<div class="col-lg-6">
			<img src="<?= URL_IMG .'banners/'. $banner->image ?>" class="img-thumbnail img-responsive" alt="">
		</div>
	</div>
</div>

<?php include('footer.php') ?>