[ticket/12608] Add styling (CSS class) options to notifications

This will allow different notifications to have different styles

PHPBB3-12608

phpBB/phpbb/notification/type/base.php

@@ -309,6 +309,8 @@ abstract class base implements \phpbb\notification\type\type_interface
 		return array(
 			'NOTIFICATION_ID'	=> $this->notification_id,
 
+			'STYLING'			=> $this->get_styling(),
+
 			'AVATAR'			=> $this->get_avatar(),
 
 			'FORMATTED_TITLE'	=> $this->get_title(),
@@ -342,6 +344,16 @@ abstract class base implements \phpbb\notification\type\type_interface
 		return false;
 	}
 
+	/**
+	* Get the styling of the notification (fall back)
+	*
+	* @return string
+	*/
+	public function get_styling()
+	{
+		return '';
+	}
+
 	/**
 	* Get the user's avatar (fall back)
 	*

phpBB/phpbb/notification/type/report_pm.php

@@ -30,6 +30,16 @@ class report_pm extends \phpbb\notification\type\pm
 		return 'report_pm';
 	}
 
+	/**
+	* Get the styling of the notification
+	*
+	* @return string
+	*/
+	public function get_styling()
+	{
+		return 'reported';
+	}
+
 	/**
 	* Language key used to output the text
 	*

phpBB/phpbb/notification/type/report_post.php

@@ -29,6 +29,16 @@ class report_post extends \phpbb\notification\type\post_in_queue
 		return 'report_post';
 	}
 
+	/**
+	* Get the styling of the notification
+	*
+	* @return string
+	*/
+	public function get_styling()
+	{
+		return 'reported';
+	}
+
 	/**
 	* Language key used to output the text
 	*

phpBB/phpbb/notification/type/type_interface.php

@@ -87,6 +87,13 @@ interface type_interface
 	*/
 	public function load_special($data, $notifications);
 
+	/**
+	* Get the styling of the notification
+	*
+	* @return string
+	*/
+	public function get_styling();
+
 	/**
 	* Get the HTML formatted title of this notification
 	*