diff -r de56132c008d -r bdac73ed481e includes/diffengine/Renderer/inline.php
--- a/includes/diffengine/Renderer/inline.php	Sun Mar 28 21:49:26 2010 -0400
+++ b/includes/diffengine/Renderer/inline.php	Sun Mar 28 23:10:46 2010 -0400
@@ -12,147 +12,147 @@
  */
 class Text_Diff_Renderer_inline extends Text_Diff_Renderer {
 
-    /**
-     * Number of leading context "lines" to preserve.
-     */
-    var $_leading_context_lines = 10000;
+		/**
+ 		* Number of leading context "lines" to preserve.
+ 		*/
+		var $_leading_context_lines = 10000;
 
-    /**
-     * Number of trailing context "lines" to preserve.
-     */
-    var $_trailing_context_lines = 10000;
+		/**
+ 		* Number of trailing context "lines" to preserve.
+ 		*/
+		var $_trailing_context_lines = 10000;
 
-    /**
-     * Prefix for inserted text.
-     */
-    var $_ins_prefix = '<ins>';
+		/**
+ 		* Prefix for inserted text.
+ 		*/
+		var $_ins_prefix = '<ins>';
 
-    /**
-     * Suffix for inserted text.
-     */
-    var $_ins_suffix = '</ins>';
+		/**
+ 		* Suffix for inserted text.
+ 		*/
+		var $_ins_suffix = '</ins>';
 
-    /**
-     * Prefix for deleted text.
-     */
-    var $_del_prefix = '<del>';
+		/**
+ 		* Prefix for deleted text.
+ 		*/
+		var $_del_prefix = '<del>';
 
-    /**
-     * Suffix for deleted text.
-     */
-    var $_del_suffix = '</del>';
+		/**
+ 		* Suffix for deleted text.
+ 		*/
+		var $_del_suffix = '</del>';
 
-    /**
-     * Header for each change block.
-     */
-    var $_block_header = '';
+		/**
+ 		* Header for each change block.
+ 		*/
+		var $_block_header = '';
 
-    /**
-     * What are we currently splitting on? Used to recurse to show word-level
-     * changes.
-     */
-    var $_split_level = 'words';
+		/**
+ 		* What are we currently splitting on? Used to recurse to show word-level
+ 		* changes.
+ 		*/
+		var $_split_level = 'words';
 
-    function _blockHeader($xbeg, $xlen, $ybeg, $ylen)
-    {
-        return $this->_block_header;
-    }
+		function _blockHeader($xbeg, $xlen, $ybeg, $ylen)
+		{
+				return $this->_block_header;
+		}
 
-    function _startBlock($header)
-    {
-        return $header;
-    }
+		function _startBlock($header)
+		{
+				return $header;
+		}
 
-    function _lines($lines, $prefix = ' ', $encode = true)
-    {
-        if ($encode) {
-            array_walk($lines, array(&$this, '_encode'));
-        }
+		function _lines($lines, $prefix = ' ', $encode = true)
+		{
+				if ($encode) {
+						array_walk($lines, array(&$this, '_encode'));
+				}
 
-        if ($this->_split_level == 'words') {
-            return implode('', $lines);
-        } else {
-            return implode("\n", $lines) . "\n";
-        }
-    }
+				if ($this->_split_level == 'words') {
+						return implode('', $lines);
+				} else {
+						return implode("\n", $lines) . "\n";
+				}
+		}
 
-    function _added($lines)
-    {
-        array_walk($lines, array(&$this, '_encode'));
-        $lines[0] = $this->_ins_prefix . $lines[0];
-        $lines[count($lines) - 1] .= $this->_ins_suffix;
-        return $this->_lines($lines, ' ', false);
-    }
+		function _added($lines)
+		{
+				array_walk($lines, array(&$this, '_encode'));
+				$lines[0] = $this->_ins_prefix . $lines[0];
+				$lines[count($lines) - 1] .= $this->_ins_suffix;
+				return $this->_lines($lines, ' ', false);
+		}
 
-    function _deleted($lines, $words = false)
-    {
-        array_walk($lines, array(&$this, '_encode'));
-        $lines[0] = $this->_del_prefix . $lines[0];
-        $lines[count($lines) - 1] .= $this->_del_suffix;
-        return $this->_lines($lines, ' ', false);
-    }
-    
-    function _context($lines)
-    {
-        return "<!-- Start context -->\n<tr><td></td><td class=\"diff-context\">".$this->_lines($lines).'</td></tr>'."\n<!-- End context -->\n\n";
-    }
+		function _deleted($lines, $words = false)
+		{
+				array_walk($lines, array(&$this, '_encode'));
+				$lines[0] = $this->_del_prefix . $lines[0];
+				$lines[count($lines) - 1] .= $this->_del_suffix;
+				return $this->_lines($lines, ' ', false);
+		}
+		
+		function _context($lines)
+		{
+				return "<!-- Start context -->\n<tr><td></td><td class=\"diff-context\">".$this->_lines($lines).'</td></tr>'."\n<!-- End context -->\n\n";
+		}
 
-    function _changed($orig, $final)
-    {
-        /* If we've already split on words, don't try to do so again - just
-         * display. */
-        if ($this->_split_level == 'words') {
-            $prefix = '';
-            while ($orig[0] !== false && $final[0] !== false &&
-                   substr($orig[0], 0, 1) == ' ' &&
-                   substr($final[0], 0, 1) == ' ') {
-                $prefix .= substr($orig[0], 0, 1);
-                $orig[0] = substr($orig[0], 1);
-                $final[0] = substr($final[0], 1);
-            }
-            return $prefix . $this->_deleted($orig) . $this->_added($final);
-        }
+		function _changed($orig, $final)
+		{
+				/* If we've already split on words, don't try to do so again - just
+ 				* display. */
+				if ($this->_split_level == 'words') {
+						$prefix = '';
+						while ($orig[0] !== false && $final[0] !== false &&
+ 									substr($orig[0], 0, 1) == ' ' &&
+ 									substr($final[0], 0, 1) == ' ') {
+								$prefix .= substr($orig[0], 0, 1);
+								$orig[0] = substr($orig[0], 1);
+								$final[0] = substr($final[0], 1);
+						}
+						return $prefix . $this->_deleted($orig) . $this->_added($final);
+				}
 
-        $text1 = implode("\n", $orig);
-        $text2 = implode("\n", $final);
+				$text1 = implode("\n", $orig);
+				$text2 = implode("\n", $final);
 
-        /* Non-printing newline marker. */
-        $nl = "\0";
+				/* Non-printing newline marker. */
+				$nl = "\0";
 
-        /* We want to split on word boundaries, but we need to
-         * preserve whitespace as well. Therefore we split on words,
-         * but include all blocks of whitespace in the wordlist. */
-        $diff = &new Text_Diff($this->_splitOnWords($text1, $nl),
-                               $this->_splitOnWords($text2, $nl));
+				/* We want to split on word boundaries, but we need to
+ 				* preserve whitespace as well. Therefore we split on words,
+ 				* but include all blocks of whitespace in the wordlist. */
+				$diff = &new Text_Diff($this->_splitOnWords($text1, $nl),
+ 															$this->_splitOnWords($text2, $nl));
 
-        /* Get the diff in inline format. */
-        $renderer = &new Text_Diff_Renderer_inline(array_merge($this->getParams(),
-                                                               array('split_level' => 'words')));
+				/* Get the diff in inline format. */
+				$renderer = &new Text_Diff_Renderer_inline(array_merge($this->getParams(),
+ 																															array('split_level' => 'words')));
 
-        /* Run the diff and get the output. */
-        return str_replace($nl, "\n", $renderer->render($diff)) . "\n";
-    }
+				/* Run the diff and get the output. */
+				return str_replace($nl, "\n", $renderer->render($diff)) . "\n";
+		}
 
-    function _splitOnWords($string, $newlineEscape = "\n")
-    {
-        $words = array();
-        $length = strlen($string);
-        $pos = 0;
+		function _splitOnWords($string, $newlineEscape = "\n")
+		{
+				$words = array();
+				$length = strlen($string);
+				$pos = 0;
 
-        while ($pos < $length) {
-            // Eat a word with any preceding whitespace.
-            $spaces = strspn(substr($string, $pos), " \n");
-            $nextpos = strcspn(substr($string, $pos + $spaces), " \n");
-            $words[] = str_replace("\n", $newlineEscape, substr($string, $pos, $spaces + $nextpos));
-            $pos += $spaces + $nextpos;
-        }
+				while ($pos < $length) {
+						// Eat a word with any preceding whitespace.
+						$spaces = strspn(substr($string, $pos), " \n");
+						$nextpos = strcspn(substr($string, $pos + $spaces), " \n");
+						$words[] = str_replace("\n", $newlineEscape, substr($string, $pos, $spaces + $nextpos));
+						$pos += $spaces + $nextpos;
+				}
 
-        return $words;
-    }
+				return $words;
+		}
 
-    function _encode(&$string)
-    {
-        $string = htmlspecialchars($string);
-    }
+		function _encode(&$string)
+		{
+				$string = htmlspecialchars($string);
+		}
 
 }