diff -r de56132c008d -r bdac73ed481e includes/tagcloud.php
--- a/includes/tagcloud.php	Sun Mar 28 21:49:26 2010 -0400
+++ b/includes/tagcloud.php	Sun Mar 28 23:10:46 2010 -0400
@@ -21,141 +21,141 @@
 
 class TagCloud
 {
-  
-  /**
-   * The list of words in the cloud.
-   * @var array
-   */
-  
-  var $words = array();
-  
-  /**
-   * Constructor.
-   * @param array Optional. An initial list of words, just a plain old array.
-   */
-  
-  function __construct($words = array())
-  {
-    if ( count($words) > 0 )
-    {
-      foreach ( $words as $word )
-        $this->add_word($word);
-    }
-  }
-  
-  /**
-   * Adds a word into the word list.
-   * @param string The word to add
-   */
-  
-  function add_word($word)
-  {
-    $word = sanitize_tag($word);
-    
-    if ( isset($this->words[$word]) )
-      $this->words[$word] += 1;
-    else
-      $this->words[$word] = 1;
-  }
-  
-  /**
-   * Returns the total size of the cloud.
-   * @return int
-   */
-  
-  function get_cloud_size()
-  {
-    return array_sum($this->words);
-  }
-  
-  /**
-   * Shuffles the cloud.
-   */
-  
-  function shuffle_cloud()
-  {
-    $keys = array_keys($this->words);
-    if ( !$keys || empty($keys) || !is_array($keys) )
-      return null;
-    
-    shuffle($keys);
-    if ( !$keys || empty($keys) || !is_array($keys) )
-      return null;
-    
-    $temp = $this->words;
-    $this->words = array();
-    foreach ( $keys as $word )
-    {
-      $this->words[$word] = $temp[$word];
-    }
-    
-    unset($temp);
-  }
-  
-  /**
-   * Returns the popularity index (scale class) for a 1-100 number.
-   * @param int
-   * @return int
-   */
-  
-  function get_scale_class($val)
-  {
-    $ret = 0;
-    if ( $val >= 99 )
-      $ret = 1;
-    else if ( $val >= 70 )
-      $ret = 2;
-    else if ( $val >= 60 )
-      $ret = 3;
-    else if ( $val >= 50 )
-      $ret = 4;
-    else if ( $val >= 40 )
-      $ret = 5;
-    else if ( $val >= 30 )
-      $ret = 6;
-    else if ( $val >= 20 )
-      $ret = 7;
-    else if ( $val >= 10 )
-      $ret = 8;
-    else if ( $val >= 5 )
-      $ret = 9;
-    return $ret;
-  }
-  
-  /**
-   * Generates and returns HTML for the cloud.
-   * @param string Optional. The CSS class applied to all <span> tags. Can be "normal" or "small". Defaults to "normal".
-   * @param string Optional. The alignment for the div. Defaults to "center".
-   * @return string
-   */
-   
-  function make_html($span_class = 'normal', $div_align = 'center')
-  {
-    global $lang;
-    $html = array();
-    $max  = max($this->words);
-    $size = $this->get_cloud_size();
-    $inc = 0;
-    if ( count($this->words) > 0 )
-    {
-      foreach ( $this->words as $word => $popularity )
-      {
-        $inc++;
-        $word = htmlspecialchars($word);
-        $percent = ( $popularity / $max ) * 100;
-        $index = $this->get_scale_class($percent);
-        $newline = ( $inc == 5 ) ? "<br />" : '';
-        ( $inc == 5 ) ? $inc = 0 : null;
-        $url = makeUrlNS('Special', 'TagCloud/' . htmlspecialchars($word));
-        $popstring = ( $popularity == 1 ) ? $lang->get('pagetools_tagcloud_tip_popularity_one') : $lang->get('pagetools_tagcloud_tip_popularity_plural', array('popularity' => $popularity));
-        $html[] = "<span class='tc_word_{$span_class} tc_{$span_class}_index_{$index}'><a href='$url' title='$popstring'>$word</a></span>"; // $newline";
-      }
-    }
-    $html = '<div style="text-align: ' . $div_align . '; margin: 0 auto; max-width: 400px;">' . implode("\n", $html) . '</div>';
-    return $html;
-  }
-   
-  
+	
+	/**
+ 	* The list of words in the cloud.
+ 	* @var array
+ 	*/
+	
+	var $words = array();
+	
+	/**
+ 	* Constructor.
+ 	* @param array Optional. An initial list of words, just a plain old array.
+ 	*/
+	
+	function __construct($words = array())
+	{
+		if ( count($words) > 0 )
+		{
+			foreach ( $words as $word )
+				$this->add_word($word);
+		}
+	}
+	
+	/**
+ 	* Adds a word into the word list.
+ 	* @param string The word to add
+ 	*/
+	
+	function add_word($word)
+	{
+		$word = sanitize_tag($word);
+		
+		if ( isset($this->words[$word]) )
+			$this->words[$word] += 1;
+		else
+			$this->words[$word] = 1;
+	}
+	
+	/**
+ 	* Returns the total size of the cloud.
+ 	* @return int
+ 	*/
+	
+	function get_cloud_size()
+	{
+		return array_sum($this->words);
+	}
+	
+	/**
+ 	* Shuffles the cloud.
+ 	*/
+	
+	function shuffle_cloud()
+	{
+		$keys = array_keys($this->words);
+		if ( !$keys || empty($keys) || !is_array($keys) )
+			return null;
+		
+		shuffle($keys);
+		if ( !$keys || empty($keys) || !is_array($keys) )
+			return null;
+		
+		$temp = $this->words;
+		$this->words = array();
+		foreach ( $keys as $word )
+		{
+			$this->words[$word] = $temp[$word];
+		}
+		
+		unset($temp);
+	}
+	
+	/**
+ 	* Returns the popularity index (scale class) for a 1-100 number.
+ 	* @param int
+ 	* @return int
+ 	*/
+	
+	function get_scale_class($val)
+	{
+		$ret = 0;
+		if ( $val >= 99 )
+			$ret = 1;
+		else if ( $val >= 70 )
+			$ret = 2;
+		else if ( $val >= 60 )
+			$ret = 3;
+		else if ( $val >= 50 )
+			$ret = 4;
+		else if ( $val >= 40 )
+			$ret = 5;
+		else if ( $val >= 30 )
+			$ret = 6;
+		else if ( $val >= 20 )
+			$ret = 7;
+		else if ( $val >= 10 )
+			$ret = 8;
+		else if ( $val >= 5 )
+			$ret = 9;
+		return $ret;
+	}
+	
+	/**
+ 	* Generates and returns HTML for the cloud.
+ 	* @param string Optional. The CSS class applied to all <span> tags. Can be "normal" or "small". Defaults to "normal".
+ 	* @param string Optional. The alignment for the div. Defaults to "center".
+ 	* @return string
+ 	*/
+ 	
+	function make_html($span_class = 'normal', $div_align = 'center')
+	{
+		global $lang;
+		$html = array();
+		$max  = max($this->words);
+		$size = $this->get_cloud_size();
+		$inc = 0;
+		if ( count($this->words) > 0 )
+		{
+			foreach ( $this->words as $word => $popularity )
+			{
+				$inc++;
+				$word = htmlspecialchars($word);
+				$percent = ( $popularity / $max ) * 100;
+				$index = $this->get_scale_class($percent);
+				$newline = ( $inc == 5 ) ? "<br />" : '';
+				( $inc == 5 ) ? $inc = 0 : null;
+				$url = makeUrlNS('Special', 'TagCloud/' . htmlspecialchars($word));
+				$popstring = ( $popularity == 1 ) ? $lang->get('pagetools_tagcloud_tip_popularity_one') : $lang->get('pagetools_tagcloud_tip_popularity_plural', array('popularity' => $popularity));
+				$html[] = "<span class='tc_word_{$span_class} tc_{$span_class}_index_{$index}'><a href='$url' title='$popstring'>$word</a></span>"; // $newline";
+			}
+		}
+		$html = '<div style="text-align: ' . $div_align . '; margin: 0 auto; max-width: 400px;">' . implode("\n", $html) . '</div>';
+		return $html;
+	}
+ 	
+	
 }
 
 ?>