From 5dd96f00fe30cf7f906a73f3aafb82027fe5dbc2 Mon Sep 17 00:00:00 2001
From: "Paul M. Jones" <pmjones88@gmail.com>
Date: Thu, 5 Mar 2015 19:33:23 -0600
Subject: [PATCH 1/2] make sure HTML is retained in headings

---
 src/Process/Headings/HeadingsProcess.php | 2 +-
 tests/BookFixture.php                    | 2 +-
 tests/Process/ConversionProcessTest.php  | 2 +-
 tests/Process/HeadingsProcessTest.php    | 2 +-
 tests/Process/RenderingProcessTest.php   | 2 +-
 tests/Process/TocProcessTest.php         | 4 ++--
 6 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/src/Process/Headings/HeadingsProcess.php b/src/Process/Headings/HeadingsProcess.php
index 0e1f042..a353055 100644
--- a/src/Process/Headings/HeadingsProcess.php
+++ b/src/Process/Headings/HeadingsProcess.php
@@ -130,7 +130,7 @@ protected function addHeading(DomNode $node)
     {
         $heading = $this->newHeading($node);
         $this->headings[] = $heading;
-        $node->nodeValue = $heading->getNumber() . " {$node->nodeValue}";
+        $node->nodeValue = $heading->getNumber() . $node->C14N();
         $node->setAttribute('id', $heading->getId());
     }
 
diff --git a/tests/BookFixture.php b/tests/BookFixture.php
index 0685314..9e6b4f3 100644
--- a/tests/BookFixture.php
+++ b/tests/BookFixture.php
@@ -36,7 +36,7 @@ class BookFixture
 
 Text under title.
 
-## Subtitle A
+## Subtitle `code` A
 
 Text under subtitle A.
 
diff --git a/tests/Process/ConversionProcessTest.php b/tests/Process/ConversionProcessTest.php
index e442156..e02dff5 100644
--- a/tests/Process/ConversionProcessTest.php
+++ b/tests/Process/ConversionProcessTest.php
@@ -33,7 +33,7 @@ public function testConversion()
         $this->process->__invoke($this->fixture->page);
         $expect = '<h1>Title</h1>
 <p>Text under title.</p>
-<h2>Subtitle A</h2>
+<h2>Subtitle <code>code</code> A</h2>
 <p>Text under subtitle A.</p>
 <h3>Sub-subtitle</h3>
 <p>Text under sub-subtitle.</p>
diff --git a/tests/Process/HeadingsProcessTest.php b/tests/Process/HeadingsProcessTest.php
index 3a59e88..d3c8421 100644
--- a/tests/Process/HeadingsProcessTest.php
+++ b/tests/Process/HeadingsProcessTest.php
@@ -52,7 +52,7 @@ public function testHeadings()
             ),
             array(
                 'number' => '1.1.1.',
-                'title' => 'Subtitle A',
+                'title' => 'Subtitle <code>code</code> A',
                 'id' => '1.1.1',
                 'href' => '/chapter/section.html',
                 'level' => 3,
diff --git a/tests/Process/RenderingProcessTest.php b/tests/Process/RenderingProcessTest.php
index 2ae3a34..e4c5c02 100644
--- a/tests/Process/RenderingProcessTest.php
+++ b/tests/Process/RenderingProcessTest.php
@@ -125,7 +125,7 @@ public function testRendering()
 <dl>
 <dt>1.1. <a href="/chapter/section.html#1.1">Title</a></dt>
 <dd><dl>
-<dt>1.1.1. <a href="/chapter/section.html#1.1.1">Subtitle A</a></dt>
+<dt>1.1.1. <a href="/chapter/section.html#1.1.1">Subtitle <code>code</code> A</a></dt>
 <dd><dl>
 <dt>1.1.1.1. <a href="/chapter/section.html#1.1.1.1">Sub-subtitle</a></dt>
 </dl></dd>
diff --git a/tests/Process/TocProcessTest.php b/tests/Process/TocProcessTest.php
index fad030b..37d761b 100644
--- a/tests/Process/TocProcessTest.php
+++ b/tests/Process/TocProcessTest.php
@@ -76,7 +76,7 @@ public function testTocIndex()
             ),
             array(
                 'number' => '1.1.1.',
-                'title' => 'Subtitle A',
+                'title' => 'Subtitle <code>code</code> A',
                 'id' => '1.1.1',
                 'href' => '/chapter/section.html',
                 'level' => 3,
@@ -125,7 +125,7 @@ public function testTocRoot()
             ),
             array(
                 'number' => '1.1.1.',
-                'title' => 'Subtitle A',
+                'title' => 'Subtitle <code>code</code> A',
                 'id' => '1.1.1',
                 'href' => '/chapter/section.html',
                 'level' => 3,

From d848cefd07d18e6d9f593c759f233e50f9d1a0a0 Mon Sep 17 00:00:00 2001
From: "Paul M. Jones" <pmjones88@gmail.com>
Date: Thu, 5 Mar 2015 23:36:25 -0600
Subject: [PATCH 2/2] keep HTML in heading when adding number

---
 src/Process/Headings/HeadingsProcess.php | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/Process/Headings/HeadingsProcess.php b/src/Process/Headings/HeadingsProcess.php
index a353055..c4b257b 100644
--- a/src/Process/Headings/HeadingsProcess.php
+++ b/src/Process/Headings/HeadingsProcess.php
@@ -9,6 +9,7 @@
 use DomDocument;
 use DomNode;
 use DomNodeList;
+use DomText;
 use DomXpath;
 
 class HeadingsProcess implements ProcessInterface
@@ -130,7 +131,11 @@ protected function addHeading(DomNode $node)
     {
         $heading = $this->newHeading($node);
         $this->headings[] = $heading;
-        $node->nodeValue = $heading->getNumber() . $node->C14N();
+
+        $number = new DOMText();
+        $number->nodeValue = $heading->getNumber() . ' ';
+        $node->insertBefore($number, $node->firstChild);
+
         $node->setAttribute('id', $heading->getId());
     }