Merge upstream branch

1 files changed, 101 insertions, 100 deletions

diff --git a/system/helpers/html_helper.php b/system/helpers/html_helper.php
index 0417bd253..68ce70248 100644
--- a/system/helpers/html_helper.php
+++ b/system/helpers/html_helper.php
@@ -37,36 +37,37 @@
 
 // ------------------------------------------------------------------------
 
-/**
- * Heading
- *
- * Generates an HTML heading tag.
- *
- * @param	string	content
- * @param	int	heading level
- * @return	string
- */
 if ( ! function_exists('heading'))
 {
+	/**
+	 * Heading
+	 *
+	 * Generates an HTML heading tag.
+	 *
+	 * @param	string	content
+	 * @param	int	heading level
+	 * @param	string
+	 * @return	string
+	 */
 	function heading($data = '', $h = '1', $attributes = '')
 	{
-		return '<h'.$h.($attributes != '' ? ' ' : '').$attributes.'>'.$data.'</h'.$h.'>';
+		return '<h'.$h.($attributes !== '' ? ' ' : '').$attributes.'>'.$data.'</h'.$h.'>';
 	}
 }
 
 // ------------------------------------------------------------------------
 
-/**
- * Unordered List
- *
- * Generates an HTML unordered list from an single or multi-dimensional array.
- *
- * @param	array
- * @param	mixed
- * @return	string
- */
 if ( ! function_exists('ul'))
 {
+	/**
+	 * Unordered List
+	 *
+	 * Generates an HTML unordered list from an single or multi-dimensional array.
+	 *
+	 * @param	array
+	 * @param	mixed
+	 * @return	string
+	 */
 	function ul($list, $attributes = '')
 	{
 		return _list('ul', $list, $attributes);
@@ -75,17 +76,17 @@ if ( ! function_exists('ul'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Ordered List
- *
- * Generates an HTML ordered list from an single or multi-dimensional array.
- *
- * @param	array
- * @param	mixed
- * @return	string
- */
 if ( ! function_exists('ol'))
 {
+	/**
+	 * Ordered List
+	 *
+	 * Generates an HTML ordered list from an single or multi-dimensional array.
+	 *
+	 * @param	array
+	 * @param	mixed
+	 * @return	string
+	 */
 	function ol($list, $attributes = '')
 	{
 		return _list('ol', $list, $attributes);
@@ -94,19 +95,19 @@ if ( ! function_exists('ol'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Generates the list
- *
- * Generates an HTML ordered list from an single or multi-dimensional array.
- *
- * @param	string
- * @param	mixed
- * @param	mixed
- * @param	int
- * @return	string
- */
 if ( ! function_exists('_list'))
 {
+	/**
+	 * Generates the list
+	 *
+	 * Generates an HTML ordered list from an single or multi-dimensional array.
+	 *
+	 * @param	string
+	 * @param	mixed
+	 * @param	mixed
+	 * @param	int
+	 * @return	string
+	 */
 	function _list($type = 'ul', $list, $attributes = '', $depth = 0)
 	{
 		// If an array wasn't submitted there's nothing to do...
@@ -165,14 +166,14 @@ if ( ! function_exists('_list'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Generates HTML BR tags based on number supplied
- *
- * @param	int
- * @return	string
- */
 if ( ! function_exists('br'))
 {
+	/**
+	 * Generates HTML BR tags based on number supplied
+	 *
+	 * @param	int
+	 * @return	string
+	 */
 	function br($num = 1)
 	{
 		return str_repeat('<br />', $num);
@@ -181,17 +182,17 @@ if ( ! function_exists('br'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Image
- *
- * Generates an <img /> element
- *
- * @param	mixed
- * @param	bool
- * @return	string
- */
 if ( ! function_exists('img'))
 {
+	/**
+	 * Image
+	 *
+	 * Generates an <img /> element
+	 *
+	 * @param	mixed
+	 * @param	bool
+	 * @return	string
+	 */
 	function img($src = '', $index_page = FALSE)
 	{
 		if ( ! is_array($src) )
@@ -234,20 +235,20 @@ if ( ! function_exists('img'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Doctype
- *
- * Generates a page document type declaration
- *
- * Valid options are xhtml-11, xhtml-strict, xhtml-trans, xhtml-frame,
- * html4-strict, html4-trans, and html4-frame. Values are saved in the
- * doctypes config file.
- *
- * @param	string	type	The doctype to be generated
- * @return	string
- */
 if ( ! function_exists('doctype'))
 {
+	/**
+	 * Doctype
+	 *
+	 * Generates a page document type declaration
+	 *
+	 * Valid options are xhtml-11, xhtml-strict, xhtml-trans, xhtml-frame,
+	 * html4-strict, html4-trans, and html4-frame. Values are saved in the
+	 * doctypes config file.
+	 *
+	 * @param	string	type	The doctype to be generated
+	 * @return	string
+	 */
 	function doctype($type = 'xhtml1-strict')
 	{
 		global $_doctypes;
@@ -275,21 +276,21 @@ if ( ! function_exists('doctype'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Link
- *
- * Generates link to a CSS file
- *
- * @param	mixed	stylesheet hrefs or an array
- * @param	string	rel
- * @param	string	type
- * @param	string	title
- * @param	string	media
- * @param	bool	should index_page be added to the css path
- * @return	string
- */
 if ( ! function_exists('link_tag'))
 {
+	/**
+	 * Link
+	 *
+	 * Generates link to a CSS file
+	 *
+	 * @param	mixed	stylesheet hrefs or an array
+	 * @param	string	rel
+	 * @param	string	type
+	 * @param	string	title
+	 * @param	string	media
+	 * @param	bool	should index_page be added to the css path
+	 * @return	string
+	 */
 	function link_tag($href = '', $rel = 'stylesheet', $type = 'text/css', $title = '', $media = '', $index_page = FALSE)
 	{
 		$CI =& get_instance();
@@ -333,12 +334,12 @@ if ( ! function_exists('link_tag'))
 
 			$link .= 'rel="'.$rel.'" type="'.$type.'" ';
 
-			if ($media != '')
+			if ($media !== '')
 			{
 				$link .= 'media="'.$media.'" ';
 			}
 
-			if ($title != '')
+			if ($title !== '')
 			{
 				$link .= 'title="'.$title.'" ';
 			}
@@ -350,17 +351,17 @@ if ( ! function_exists('link_tag'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Generates meta tags from an array of key/values
- *
- * @param	array
- * @param	string
- * @param	string
- * @param	string
- * @return	string
- */
 if ( ! function_exists('meta'))
 {
+	/**
+	 * Generates meta tags from an array of key/values
+	 *
+	 * @param	array
+	 * @param	string
+	 * @param	string
+	 * @param	string
+	 * @return	string
+	 */
 	function meta($name = '', $content = '', $type = 'name', $newline = "\n")
 	{
 		// Since we allow the data to be passes as a string, a simple array
@@ -378,10 +379,10 @@ if ( ! function_exists('meta'))
 		$str = '';
 		foreach ($name as $meta)
 		{
-			$type		= ( ! isset($meta['type']) OR $meta['type'] == 'name') ? 'name' : 'http-equiv';
-			$name		= ( ! isset($meta['name']))		? ''	: $meta['name'];
-			$content	= ( ! isset($meta['content']))	? ''	: $meta['content'];
-			$newline	= ( ! isset($meta['newline']))	? "\n"	: $meta['newline'];
+			$type		= ( ! isset($meta['type']) OR $meta['type'] === 'name') ? 'name' : 'http-equiv';
+			$name		= isset($meta['name'])					? $meta['name'] : '';
+			$content	= isset($meta['content'])				? $meta['content'] : '';
+			$newline	= isset($meta['newline'])				? $meta['newline'] : "\n";
 
 			$str .= '<meta '.$type.'="'.$name.'" content="'.$content.'" />'.$newline;
 		}
@@ -392,14 +393,14 @@ if ( ! function_exists('meta'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Generates non-breaking space entities based on number supplied
- *
- * @param	int
- * @return	string
- */
 if ( ! function_exists('nbs'))
 {
+	/**
+	 * Generates non-breaking space entities based on number supplied
+	 *
+	 * @param	int
+	 * @return	string
+	 */
 	function nbs($num = 1)
 	{
 		return str_repeat('&nbsp;', $num);