/** * After a user's password has been updated to use the new hashing strategy wipe out the old hash value. * * * @param type $username * @param type $userid */ function purgeCompatabilityPassword($username, $userid) { $purgeSQL = " UPDATE " . TBL_USERS . " SET " . COL_PWD . "='NoLongerUsed' " . " WHERE " . COL_UNM . "=? " . " AND " . COL_ID . "=?"; privStatement($purgeSQL, array($username, $userid)); }
/** * * Wrapper for privStatement that just returns the first row of a query or FALSE * if there were no results. * * @param type $sql * @param type $params * @return boolean */ function privQuery($sql, $params = null) { $recordset = privStatement($sql, $params); if ($recordset->EOF) { return FALSE; } $rez = $recordset->FetchRow(); if ($rez == FALSE) { return FALSE; } return $rez; }
/** * Setup or change a user's password * * @param type $activeUser ID of who is trying to make the change (either the user himself, or an administrator) * @param type $targetUser ID of what account's password is to be updated (for a new user this doesn't exist yet). * @param type $currentPwd the active user's current password * @param type $newPwd the new password for the target user * @param type $errMsg passed by reference to return any * @param type $create Are we creating a new user or * @param type $insert_sql SQL to run to create the row in "users" (and generate a new id) when needed. * @param type $new_username The username for a new user * @param type $newid Return by reference of the ID of a created user * @return boolean Was the password successfully updated/created? If false, then $errMsg will tell you why it failed. */ function update_password($activeUser, $targetUser, &$currentPwd, &$newPwd, &$errMsg, $create = false, $insert_sql = "", $new_username = null, &$newid = null) { $userSQL = "SELECT " . implode(",", array(COL_PWD, COL_SALT, COL_PWD_H1, COL_SALT_H1, COL_PWD_H2, COL_SALT_H2)) . " FROM " . TBL_USERS_SECURE . " WHERE " . COL_ID . "=?"; $userInfo = privQuery($userSQL, array($targetUser)); // Verify the active user's password $changingOwnPassword = $activeUser == $targetUser; // True if this is the current user changing their own password if ($changingOwnPassword) { if ($create) { $errMsg = xl("Trying to create user with existing username!"); return false; } // If this user is changing his own password, then confirm that they have the current password correct $hash_current = oemr_password_hash($currentPwd, $userInfo[COL_SALT]); if ($hash_current != $userInfo[COL_PWD]) { $errMsg = xl("Incorrect password!"); return false; } } else { // If this is an administrator changing someone else's password, then check that they have the password right $adminSQL = " SELECT " . implode(",", array(COL_PWD, COL_SALT)) . " FROM " . TBL_USERS_SECURE . " WHERE " . COL_ID . "=?"; $adminInfo = privQuery($adminSQL, array($activeUser)); $hash_admin = oemr_password_hash($currentPwd, $adminInfo[COL_SALT]); if ($hash_admin != $adminInfo[COL_PWD]) { $errMsg = xl("Incorrect password!"); return false; } if (!acl_check('admin', 'users')) { $errMsg = xl("Not authorized to manage users!"); return false; } } // End active user check //Test password validity if (strlen($newPwd) == 0) { $errMsg = xl("Empty Password Not Allowed"); return false; } if (!test_password_strength($newPwd, $errMsg)) { return false; } // End password validty checks if ($userInfo === false) { // No userInfo means either a new user, or an existing user who has not been migrated to blowfish yet // In these cases don't worry about password history if ($create) { privStatement($insert_sql, array()); $getUserID = " SELECT " . COL_ID . " FROM " . TBL_USERS . " WHERE " . COL_UNM . "=?"; $user_id = privQuery($getUserID, array($new_username)); initializePassword($new_username, $user_id[COL_ID], $newPwd); $newid = $user_id[COL_ID]; } else { $getUserNameSQL = "SELECT " . COL_UNM . " FROM " . TBL_USERS . " WHERE " . COL_ID . "=?"; $unm = privQuery($getUserNameSQL, array($targetUser)); if ($unm === false) { $errMsg = xl("Unknown user id:" . $targetUser); return false; } initializePassword($unm[COL_UNM], $targetUser, $newPwd); purgeCompatabilityPassword($unm[COL_UNM], $targetUser); } } else { // We are trying to update the password of an existing user if ($create) { $errMsg = xl("Trying to create user with existing username!"); return false; } $forbid_reuse = $GLOBALS['password_history'] != 0; if ($forbid_reuse) { // password reuse disallowed $hash_current = oemr_password_hash($newPwd, $userInfo[COL_SALT]); $hash_history1 = oemr_password_hash($newPwd, $userInfo[COL_SALT_H1]); $hash_history2 = oemr_password_hash($newPwd, $userInfo[COL_SALT_H2]); if ($hash_current == $userInfo[COL_PWD] || $hash_history1 == $userInfo[COL_PWD_H1] || $hash_history2 == $userInfo[COL_PWD_H2]) { $errMsg = xl("Reuse of three previous passwords not allowed!"); return false; } } // Everything checks out at this point, so update the password record $newSalt = oemr_password_salt(); $newHash = oemr_password_hash($newPwd, $newSalt); $updateParams = array(); $updateSQL = "UPDATE " . TBL_USERS_SECURE; $updateSQL .= " SET " . COL_PWD . "=?," . COL_SALT . "=?"; array_push($updateParams, $newHash); array_push($updateParams, $newSalt); if ($forbid_reuse) { $updateSQL .= "," . COL_PWD_H1 . "=?" . "," . COL_SALT_H1 . "=?"; array_push($updateParams, $userInfo[COL_PWD]); array_push($updateParams, $userInfo[COL_SALT]); $updateSQL .= "," . COL_PWD_H2 . "=?" . "," . COL_SALT_H2 . "=?"; array_push($updateParams, $userInfo[COL_PWD_H1]); array_push($updateParams, $userInfo[COL_SALT_H1]); } $updateSQL .= " WHERE " . COL_ID . "=?"; array_push($updateParams, $targetUser); privStatement($updateSQL, $updateParams); // If the user is changing their own password, we need to update the session if ($changingOwnPassword) { $_SESSION['authPass'] = $newHash; } } if ($GLOBALS['password_expiration_days'] != 0) { $exp_days = $GLOBALS['password_expiration_days']; $exp_date = date('Y-m-d', strtotime("+{$exp_days} days")); privStatement("update users set pwd_expiration_date=? where id=?", array($exp_date, $targetUser)); } return true; }
// Not sure if this is even possible, but should escape if this happens session_destroy(); header('Location: '.$landingpage.'&w'); exit; } if ( $password_update) { $code_new=$_POST['pass_new']; $code_new_confirm=$_POST['pass_new_confirm']; if(!(empty($_POST['pass_new'])) && !(empty($_POST['pass_new_confirm'])) && ($code_new == $code_new_confirm)) { $new_salt=oemr_password_salt(); $new_hash=oemr_password_hash($code_new,$new_salt); // Update the password and continue (patient is authorized) privStatement("UPDATE ".TBL_PAT_ACC_ON ." SET ".COL_POR_PWD."=?,".COL_POR_SALT."=?,".COL_POR_PWD_STAT."=1 WHERE id=?", array($new_hash,$new_salt,$auth['id']) ); $authorizedPortal = true; } } if ($auth['portal_pwd_status'] == 0) { if(!$authorizedPortal) { // Need to enter a new password in the index.php script $_SESSION['password_update'] = 1; header('Location: '.$landingpage); exit; } } if ($auth['portal_pwd_status'] == 1) { // continue (patient is authorized) $authorizedPortal = true;