From d4b0222f622f3deb67d1c7366edc7f0a0aae9523 Mon Sep 17 00:00:00 2001
From: Matt Farina <matt@mattfarina.com>
Date: Fri, 7 Feb 2014 23:07:32 -0500
Subject: #26: Updated the case handling for tags to allow for uppercase tags
 and normalizing tag names to lowercase (per 8.2.4.9) except for SVG foreign
 tags that are case sensitive.

---
 src/HTML5/Parser/DOMTreeBuilder.php | 9 +++++++--
 src/HTML5/Parser/Tokenizer.php      | 4 ++--
 2 files changed, 9 insertions(+), 4 deletions(-)

(limited to 'src')

diff --git a/src/HTML5/Parser/DOMTreeBuilder.php b/src/HTML5/Parser/DOMTreeBuilder.php
index 6dbd25e..13ae3bc 100644
--- a/src/HTML5/Parser/DOMTreeBuilder.php
+++ b/src/HTML5/Parser/DOMTreeBuilder.php
@@ -289,6 +289,11 @@ class DOMTreeBuilder implements EventHandler {
       return;
     }
 
+    // Special case handling for SVG.
+    if ($this->insertMode == static::IM_IN_SVG) {
+      $lname = Elements::normalizeSvgElement($lname);
+    }
+
     // XXX: Not sure whether we need this anymore.
     // if ($name != $lname) {
     //  return $this->quirksTreeResolver($lname);
@@ -301,8 +306,8 @@ class DOMTreeBuilder implements EventHandler {
     }
 
     //$this->current = $this->current->parentNode;
-    if (!$this->autoclose($name)) {
-      $this->parseError('Could not find closing tag for ' . $name);
+    if (!$this->autoclose($lname)) {
+      $this->parseError('Could not find closing tag for ' . $lname);
     }
 
     //switch ($this->insertMode) {
diff --git a/src/HTML5/Parser/Tokenizer.php b/src/HTML5/Parser/Tokenizer.php
index f81f069..04baa10 100644
--- a/src/HTML5/Parser/Tokenizer.php
+++ b/src/HTML5/Parser/Tokenizer.php
@@ -295,7 +295,7 @@ class Tokenizer {
       return $this->bogusComment('</');
     }
 
-    $name = $this->scanner->charsUntil("\n\f \t>");
+    $name = strtolower($this->scanner->charsUntil("\n\f \t>"));
     // Trash whitespace.
     $this->scanner->whitespace();
 
@@ -831,7 +831,7 @@ class Tokenizer {
       $buffer .= $this->scanner->charsUntil($first);
 
       // Stop as soon as we hit the stopping condition.
-      if ($this->sequenceMatches($sequence)) {
+      if ($this->sequenceMatches($sequence) || $this->sequenceMatches(strtoupper($sequence))) {
         return $buffer;
       }
       $buffer .= $this->scanner->current();
-- 
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