working version of password reset with one time token

public/include/classes/user.class.php

@@ -43,6 +43,10 @@ class User {
     return $this->getSingle($id, 'token', 'id');
   }
 
+  public function getIdFromToken($token) {
+    return $this->getSingle($token, 'id', 'token', 's');
+  }
+
   public function setUserToken($id) {
     $field = array(
       'name' => 'token',
@@ -322,7 +326,30 @@ class User {
     return false;
   }
 
-  public function resetPassword($username) {
+  public function useToken($token, $new1, $new2) {
+    $this->debug->append("STA " . __METHOD__, 4);
+    if ($id = $this->getIdFromToken($token)) {
+      if ($new1 !== $new2) {
+        $this->setErrorMessage( 'New passwords do not match' );
+        return false;
+      }
+      if ( strlen($new1) < 8 ) { 
+        $this->setErrorMessage( 'New password is too short, please use more than 8 chars' );
+        return false;
+      }
+      $new = hash('sha256', $new1.$this->salt);
+      $stmt = $this->mysqli->prepare("UPDATE $this->table SET pass = ?, token = NULL WHERE id = ? AND token = ?");
+      if ($this->checkStmt($stmt) && $stmt->bind_param('sis', $new, $id, $token) && $stmt->execute() && $stmt->affected_rows === 1) {
+        return true;
+      }
+    } else {
+      $this->setErrorMessage("Unable find user for your token");
+      return false;
+    }
+    return false;
+  }
+
+  public function resetPassword($username, $smarty) {
     $this->debug->append("STA " . __METHOD__, 4);
     // Fetch the users mail address
     if (!$email = $this->getUserEmail($username)) {
@@ -338,10 +365,10 @@ class User {
       $this->setErrorMessage("Unable fetch token for password reset");
       return false;
     }
-    $subject = "[" . $this->config['website']['name'] . "] Password Reset Request";
+    $smarty->assign('TOKEN', $token);
-    $header = "From: " . $this->config['website']['email'];
+    $smarty->assign('USERNAME', $username);
-    $message = "Please follow the link to reset your password\n\n" . $this->config['website']['url']['password_reset'] . "/index.php?page=password&action=change&token=$token";
+    $smarty->assign('WEBSITENAME', $this->config['website']['name']);
-    if (mail($email, 'Password Reset Request', $message)) {
+    if (mail($email, $smarty->fetch('templates/mail/subject.tpl'), $smarty->fetch('templates/mail/body.tpl'))) {
       return true;
     } else {
       $this->setErrorMessage("Unable to send mail to your address");

public/include/config/global.inc.dist.php

@@ -24,6 +24,7 @@ $config = array(
   'website' => array(
     'name' => 'The Pool',
     'slogan' => 'Resistance is futile',
+    'email' => 'test@example.com',  // Mail address used for notifications
   ),
   'fees' => 0,
   'difficulty' => '31',         // Target difficulty for this pool as set in pushpoold json

public/include/pages/password/change.inc.php

@@ -0,0 +1,17 @@
+<?php
+
+// Make sure we are called from index.php
+if (!defined('SECURITY'))
+  die('Hacking attempt');
+
+if ($_POST['do'] == 'useToken') {
+  if ($user->useToken($_POST['token'], $_POST['newPassword'], $_POST['newPassword2'])) {
+     $_SESSION['POPUP'][] = array('CONTENT' => 'Password reset complete! Please login.');
+  } else {
+    $_SESSION['POPUP'][] = array('CONTENT' => $user->getError(), 'TYPE' => 'errormsg');
+  }
+}
+
+// Tempalte specifics
+$smarty->assign("CONTENT", "default.tpl");
+?>

public/include/pages/password/reset.inc.php

@@ -4,7 +4,8 @@
 if (!defined('SECURITY'))
     die('Hacking attempt');
 
-if ($user->resetPassword($_POST['username'])) {
+// Process password reset request
+if ($user->resetPassword($_POST['username'], $smarty)) {
   $_SESSION['POPUP'][] = array('CONTENT' => 'Please check your mail account to finish your password reset');
 } else {
   $_SESSION['POPUP'][] = array('CONTENT' => $user->getError(), 'TYPE' => 'errormsg');

public/templates/mail/body.tpl

@@ -0,0 +1,13 @@
+Hello {$USERNAME},
+
+You have requested a password reset through our online form.
+In order to complete the request please follow this link
+
+http://{$smarty.server.SERVER_NAME}{$smarty.server.PHP_SELF}?page=password&action=change&token={$TOKEN}
+
+You will be asked to change your password. You can then use this new
+password to login to your account.
+
+
+Cheers,
+Website Administration

public/templates/mail/subject.tpl

@@ -0,0 +1 @@
+[ {$WEBSITENAME} ] Password Reset Request

public/templates/mmcFE/password/change/default.tpl

@@ -0,0 +1,12 @@
+{include file="global/block_header.tpl" BLOCK_HEADER="Change Password"}
+    <form action="{$smarty.server.PHP_SELF}" method="post">
+      <input type="hidden" name="token" value="{$smarty.request.token|escape}">
+      <input type="hidden" name="page" value="{$smarty.request.page|escape}">
+      <input type="hidden" name="action" value="{$smarty.request.action|escape}">
+      <input type="hidden" name="do" value="useToken">
+      <table>
+        <tr><td>New Password: </td><td><input type="password" name="newPassword"></td></tr>
+        <tr><td>New Password Repeat: </td><td><input type="password" name="newPassword2"></td></tr>
+      </tbody></table>
+      <input type="submit" class="submit long" value="Change Password"></form>
+{include file="global/block_footer.tpl"}