Fix code blocks that are indented and not fenced.

src/BlockManager.php

@@ -67,7 +67,12 @@ protected function renderMarkdownCapturedBlocks()
             $contents = file_get_contents($file);
 
             // Gather up all of the <pre> elements.
-            $elements = $this->getCapturedGroup("/(<pre(?:.+)<\/pre>)/", $contents, $all = true);
+            $elements = array_merge(
+                // This one captures regular fenced code blocks.
+                $this->getCapturedGroup("/(<pre(?:.+)<\/pre>)/", $contents, $all = true),
+                // This one captures indented code blocks, which are weirdly different for some reason.
+                $this->getCapturedGroup("/(<pre><code>(?:.+)\n<\/code><\/pre>)/", $contents, $all = true)
+            );
 
             foreach ($elements as $element) {
                 // These are Blade directives, which will be handled later.

tests/BaseTest.php

@@ -115,6 +115,7 @@ public function most_of_the_tests_are_here()
         $this->assertSnapshotMatches('non-existent-id');
         $this->assertSnapshotMatches('one-component');
         $this->assertSnapshotMatches('two-components');
+        $this->assertSnapshotMatches('code-indents-work');
     }
 
     /** @test */

tests/Site/source/code-indents-work.md

@@ -0,0 +1,13 @@
+---
+extends: _layouts.master
+section: content
+---
+
+Some text before
+
+
+    <?php
+    test here!
+
+
+Some text after

tests/snapshots/code-indents-work.html

@@ -0,0 +1,5 @@
+<p>Some text before</p>
+
+<pre><code class='torchlight' style=''><div class='line'>&lt;?php</div><div class='line'>test here!</div></code></pre>
+
+<p>Some text after</p>