From 2015e32e3bd6922d0697a875ecdc810243c887f0 Mon Sep 17 00:00:00 2001
From: Florian Pritz <bluewind@xinu.at>
Date: Sat, 13 Jul 2013 22:29:12 +0200
Subject: duser: add get_email()

Signed-off-by: Florian Pritz <bluewind@xinu.at>
---
 application/libraries/Duser/Duser.php            |  7 +++++++
 application/libraries/Duser/drivers/Duser_db.php | 20 +++++++++++++++++++-
 application/models/muser.php                     |  9 +++++++++
 3 files changed, 35 insertions(+), 1 deletion(-)

diff --git a/application/libraries/Duser/Duser.php b/application/libraries/Duser/Duser.php
index 3bc492b71..19d1bfa09 100644
--- a/application/libraries/Duser/Duser.php
+++ b/application/libraries/Duser/Duser.php
@@ -92,4 +92,11 @@ class Duser extends CI_Driver_Library {
 
 		return $this->{$this->_adapter}->username_exists($username);
 	}
+
+	public function get_email($userid)
+	{
+		$this->require_implemented(__FUNCTION__);
+
+		return $this->{$this->_adapter}->get_email($userid);
+	}
 }
diff --git a/application/libraries/Duser/drivers/Duser_db.php b/application/libraries/Duser/drivers/Duser_db.php
index 48fbc007d..1258ec585 100644
--- a/application/libraries/Duser/drivers/Duser_db.php
+++ b/application/libraries/Duser/drivers/Duser_db.php
@@ -12,7 +12,8 @@ class Duser_db extends Duser_Driver {
 	public $optional_functions = array(
 		'username_exists',
 		'can_reset_password',
-		'can_register_new_users'
+		'can_register_new_users',
+		'get_email',
 	);
 
 	public function login($username, $password)
@@ -60,4 +61,21 @@ class Duser_db extends Duser_Driver {
 		}
 	}
 
+	public function get_email($userid)
+	{
+		$CI =& get_instance();
+
+		$query = $CI->db->query("
+			SELECT email
+			FROM users
+			WHERE id = ?
+			", array($userid))->row_array();
+
+		if (empty($query)) {
+			show_error("Failed to get email address from db");
+		}
+
+		return $query["email"];
+	}
+
 }
diff --git a/application/models/muser.php b/application/models/muser.php
index 29c5a453f..947b87d97 100644
--- a/application/models/muser.php
+++ b/application/models/muser.php
@@ -108,6 +108,15 @@ class Muser extends CI_Model {
 		return $this->session->userdata("userid");
 	}
 
+	function get_email($userid)
+	{
+		if (!$this->duser->is_implemented("get_email")) {
+			return false;
+		}
+
+		return $this->duser->get_email($userid);
+	}
+
 	function require_access()
 	{
 		if ($this->logged_in()) {
-- 
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