From 5366cd6a4ca12203147407be01a80817fa37ea3a Mon Sep 17 00:00:00 2001
From: marcus <marcus@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Fri, 3 Oct 2008 16:11:13 +0000
Subject: Fixes #311, closes #345: Validation now called via event 'user',
 'validate'. Email validation now a plugin.

git-svn-id: https://code.elgg.org/elgg/trunk@2177 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 mod/uservalidationbyemail/start.php | 75 ++++++++++++++++++++++++++++++++++++-
 1 file changed, 74 insertions(+), 1 deletion(-)

(limited to 'mod/uservalidationbyemail/start.php')

diff --git a/mod/uservalidationbyemail/start.php b/mod/uservalidationbyemail/start.php
index f02b2cf68..2479d3b98 100644
--- a/mod/uservalidationbyemail/start.php
+++ b/mod/uservalidationbyemail/start.php
@@ -12,12 +12,85 @@
 
 	function uservalidationbyemail_init()
 	{
+		global $CONFIG; 
+		
 		// Register actions
+		register_action("email/confirm",true, $CONFIG->pluginspath . "uservalidationbyemail/actions/email/confirm.php");
 		
 		// Register hook listening to new users.
+		register_elgg_event_handler('user', 'validate', 'uservalidationbyemail_email_validation');
 	}
 
-	// create - if not admin & if not admin logged in then request email validation
+	/**
+	 * Request email validation.
+	 */
+	function uservalidationbyemail_email_validation($event, $object_type, $object)
+	{
+		error_log('EMAIL : '.$event." $object_type");
+		if (($object) && ($object instanceof ElggUser))
+		{
+			uservalidationbyemail_request_validation($object->guid);
+		}
+	}
+	
+	/**
+	 * Generate an email activation code.
+	 *
+	 * @param int $user_guid The guid of the user
+	 * @param string $email_address Email address 
+	 * @return string
+	 */
+	function uservalidationbyemail_generate_code($user_guid, $email_address)
+	{
+		global $CONFIG;
+		
+		return md5($user_guid . $email_address . $CONFIG->site->url); // Note I bind to site URL, this is important on multisite!
+	}
+	
+	/**
+	 * Request user validation email.
+	 * Send email out to the address and request a confirmation.
+	 *
+	 * @param int $user_guid The user
+	 * @return mixed
+	 */
+	function uservalidationbyemail_request_validation($user_guid)
+	{
+		global $CONFIG;
+		
+		$user_guid = (int)$user_guid;
+		$user = get_entity($user_guid);
+
+		if (($user) && ($user instanceof ElggUser))
+		{
+			// Work out validate link
+			$link = $CONFIG->site->url . "action/email/confirm?u=$user_guid&c=" . uservalidationbyemail_generate_code($user_guid, $user->email);
+
+			// Send validation email
+			return notify_user($user->guid, $CONFIG->site->guid, sprintf(elgg_echo('email:validate:subject'), $user->username), sprintf(elgg_echo('email:validate:body'), $user->name, $link), NULL, 'email');
+			
+		}
+		
+		return false;
+	}
+	
+	/**
+	 * Validate a user
+	 *
+	 * @param unknown_type $user_guid
+	 * @param unknown_type $code
+	 * @return unknown
+	 */
+	function uservalidationbyemail_validate_email($user_guid, $code)
+	{
+		$user = get_entity($user_guid);
+		
+		$valid = ($code == uservalidationbyemail_generate_code($user_guid, $user->email));
+		if ($valid)
+			set_user_validation_status($user_guid, true, 'email');
+		
+		return $valid;
+	}
 	
 	// Initialise
 	register_elgg_event_handler('init','system','uservalidationbyemail_init');
-- 
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