1 files changed, 109 insertions, 0 deletions
diff --git a/src/Flash.php b/src/Flash.php
new file mode 100644
index 0000000..ad060f9
--- /dev/null
+++ b/src/Flash.php
@@ -0,0 +1,109 @@
+<?php
+
+namespace Jasny;
+
+/**
+ * Class for the flash message
+ */
+class Flash
+{
+    /**
+     * @var object
+     */
+    protected static $data = null;    
+    
+    /**
+     * Check if the flash is set.
+     * 
+     * @return boolean
+     */
+    public static function isIssued()
+    {
+        return isset($_SESSION['flash']) || isset(static::$data);
+    }
+    
+    /**
+     * Set the flash.
+     * 
+     * @param mixed $type     flash type, eg. 'error', 'notice' or 'success'
+     * @param mixed $message  flash message
+     */
+    public static function set($type, $message)
+    {
+        if (!$type) {
+            throw new \InvalidArgumentException("Type should not be empty");            
+        }
+
+        static::$data = (object)['type'=>$type, 'message'=>$message];
+
+        $_SESSION['flash'] = static::$data;
+    }
+    
+    /**
+     * Get the flash.
+     * 
+     * @return object
+     */
+    public static function get()
+    {
+        if (!isset(static::$data) && isset($_SESSION['flash'])) {
+            static::$data = (object)$_SESSION['flash'];
+            unset($_SESSION['flash']);
+        }
+        
+        return static::$data;
+    }
+    
+    /**
+     * Reissue the flash.
+     */
+    public static function reissue()
+    {
+        if (!isset(static::$data) && isset($_SESSION['flash'])) {
+            static::$data = (object)$_SESSION['flash'];
+        } else {
+            $_SESSION['flash'] = static::$data;
+        }
+    }
+    
+    /**
+     * Clear the flash.
+     */
+    public static function clear()
+    {
+        self::$data = null;
+        unset($_SESSION['flash']);
+    }     
+    
+    /**
+     * Get the flash type
+     * 
+     * @return string
+     */
+    public static function getType()
+    {
+        $data = static::get();
+        return isset($data) ? $data->type : null;
+    }
+    
+    /**
+     * Get the flash message
+     * 
+     * @return string
+     */
+    public static function getMessage()
+    {
+        $data = static::get();
+        return isset($data) ? $data->message : null;
+    }
+    
+    /**
+     * Cast object to string
+     * 
+     * @return string
+     */
+    public function __toString()
+    {
+        return (string)$this->getMessage();
+    }
+}