Fix the notice errors on the MissingView error page.

Also update it to the new style/approach.

Author: markstory

src/Template/Error/missing_view.ctp

@@ -14,44 +14,53 @@
  */
 use Cake\Core\Plugin;
 use Cake\Core\Configure;
+$namespace = Configure::read('App.namespace');
 
 $pluginPath = Configure::read('App.paths.plugins.0');
-
 $pluginDot = empty($plugin) ? null : $plugin . '.';
+
 if (empty($plugin)) {
 	$filePath = APP_DIR . DS;
+	$namespace = $plugin;
 }
 if (!empty($plugin) && Plugin::loaded($plugin)) {
 	$filePath = Plugin::classPath($plugin);
 }
 if (!empty($plugin) && !Plugin::loaded($plugin)) {
 	$filePath = $pluginPath . h($plugin) . DS . 'src' . DS;
 }
+
+$this->layout = 'dev_error';
+$this->assign('title', 'Missing View');
+$this->assign('templateName', 'missing_view.ctp');
+
+$this->start('subheading');
 ?>
-<h2>Missing View</h2>
-<p class="error">
 	<strong>Error: </strong>
-	<?= sprintf('<em>%s</em> could not be found.', h($pluginDot . $class)); ?>
-	<?php
-		if (!empty($plugin) && !Plugin::loaded($plugin)):
-			echo sprintf('Make sure your plugin <em>%s</em> is in the %s directory and was loaded.', h($plugin), $pluginPath);
-		endif;
-	?>
-	<?= $this->element('plugin_class_error'); ?>
+	<em><?= h($pluginDot . $class) ?></em> could not be found.
+	<?php if (!empty($plugin) && !Plugin::loaded($plugin)): ?>
+	Make sure your plugin <em><?= h($plugin) ?></em> is in the <?= h($pluginPath) ?> directory and was loaded.
+	<?php endif ?>
+	<?= $this->element('plugin_class_error', ['pluginPath' => $pluginPath]) ?>
 </p>
+<?php $this->end() ?>
+
+<?php $this->start('file') ?>
 <p class="error">
 	<strong>Error: </strong>
 	<?= sprintf('Create the class <em>%s</em> below in file: %s', h($class), $filePath . 'View' . DS . h($class) . '.php'); ?>
 </p>
-<pre>
-&lt;?php
-class <?= h($class); ?> extends View {
+<?php
+$code = <<<PHP
+<?php
+namespace {$namespace}\View;
 
-}
-</pre>
-<p class="notice">
-	<strong>Notice: </strong>
-	<?= sprintf('If you want to customize this error message, create %s', APP_DIR . DS . 'Template' . DS . 'Error' . DS . 'missing_view.ctp'); ?>
-</p>
+use Cake\View\View;
 
-<?= $this->element('exception_stack_trace'); ?>
+class {$class}View extends View {
+
+}
+PHP;
+?>
+<div class="code-dump"><?php highlight_string($code) ?></div>
+<?php $this->end() ?>

src/View/ViewVarsTrait.php

@@ -59,7 +59,7 @@ public function getView($viewClass = null) {
 		$this->viewClass = $viewClass;
 		$className = App::className($this->viewClass, 'View', 'View');
 		if (!$className) {
-			throw new Exception\MissingViewException([$viewClass]);
+			throw new Exception\MissingViewException(['class' => $viewClass]);
 		}
 
 		if ($this->View && $this->View instanceof $className) {