325 lines
8.5 KiB
PHP
325 lines
8.5 KiB
PHP
<?php
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// Pandora FMS - http://pandorafms.com
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// ==================================================
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// Copyright (c) 2005-2009 Artica Soluciones Tecnologicas
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// Please see http://pandorafms.org for full contribution list
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public License
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// as published by the Free Software Foundation; version 2
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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/**
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* @package Include
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* @subpackage Messages
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*/
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require_once($config['homedir'] . "/include/functions_users.php");
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require_once ($config['homedir'].'/include/functions_groups.php');
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/**
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* Creates a private message to be forwarded to other people
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*
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* @param string $usuario_origen The sender of the message
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* @param string $usuario_destino The receiver of the message
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* @param string $subject Subject of the message (much like E-Mail)
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* @param string $mensaje The actual message. This message will be cleaned by io_safe_input
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* (html is allowed but loose html chars will be translated)
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*
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* @return bool true when delivered, false in case of error
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*/
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function messages_create_message ($usuario_origen, $usuario_destino, $subject, $mensaje) {
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$users = users_get_info ();
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if (!array_key_exists ($usuario_origen, $users) || !array_key_exists ($usuario_destino, $users)) {
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return false; //Users don't exist so don't send to them
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}
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$values = array ();
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$values["id_usuario_origen"] = $usuario_origen;
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$values["id_usuario_destino"] = $usuario_destino;
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$values["subject"] = $subject;
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$values["mensaje"] = $mensaje;
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$values["timestamp"] = get_system_time ();
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$return = db_process_sql_insert ("tmensajes", $values);
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if ($return === false) {
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return false;
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} else {
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return true;
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}
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}
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/**
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* Creates private messages to be forwarded to groups
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*
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* @param string The sender of the message
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* @param string The receivers (group) of the message
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* @param string Subject of the message (much like E-Mail)
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* @param string The actual message. This message will be cleaned by io_safe_input
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* (html is allowed but loose html chars will be translated)
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*
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* @return bool true when delivered, false in case of error
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*/
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function messages_create_group ($usuario_origen, $dest_group, $subject, $mensaje) {
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$users = users_get_info ();
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$group_users = groups_get_users ($dest_group);
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if (! array_key_exists ($usuario_origen, $users)) {
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//Users don't exist in the system
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return false;
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} elseif (empty ($group_users)) {
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//There are no users in the group, so it hasn't failed although it hasn't done anything.
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return true;
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}
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//Start transaction so that if it fails somewhere along the way, we roll back
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db_process_sql_begin ();
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// array unique
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foreach ($group_users as $user) {
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foreach ($user as $key=>$us) {
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if ($key == 'id_user') {
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$group_user[$us] = $us;
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}
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}
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}
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foreach ($group_user as $user) {
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$return = messages_create_message ($usuario_origen, get_user_id ($user), $subject, $mensaje);
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if ($return === false) {
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//Error sending message, rollback and return false
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db_process_sql_rollback ();
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return false;
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}
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}
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//We got here, so we can commit - if this function gets extended, make sure to do SQL above these lines
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db_process_sql_commit ();
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return true;
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}
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/**
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* Deletes a private message
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*
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* @param int $id_message
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*
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* @return bool true when deleted, false in case of error
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*/
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function messages_delete_message ($id_message) {
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global $config;
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$where = array(
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//'id_usuario_destino' => $config["id_user"],
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'id_mensaje' => $id_message);
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return (bool)db_process_sql_delete('tmensajes', $where);
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}
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/**
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* Marks a private message as read/unread
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*
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* @param int $message_id The message to modify
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* @param bool $read To set unread pass 0, false or empty value
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*
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* @return bool true when marked, false in case of error
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*/
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function messages_process_read ($message_id, $read = true) {
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if (empty ($read)) {
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$read = 0;
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}
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else {
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$read = 1;
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}
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return (bool) db_process_sql_update('tmensajes', array('estado' => $read), array('id_mensaje' => $message_id));
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}
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/**
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* Gets a private message
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*
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* This function abstracts the database backend so it can simply be replaced with another system
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*
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* @param int $message_id
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*
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* @return mixed False if it doesn't exist or a filled array otherwise
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*/
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function messages_get_message ($message_id) {
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global $config;
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$sql = sprintf("SELECT id_usuario_origen, id_usuario_destino, subject, mensaje, timestamp
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FROM tmensajes
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WHERE id_usuario_destino='%s' AND id_mensaje=%d" , $config["id_user"], $message_id);
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$row = db_get_row_sql ($sql);
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if (empty ($row)) {
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return false;
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}
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return $row;
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}
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/**
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* Gets a sent message
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*
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* This function abstracts the database backend so it can simply be replaced with another system
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*
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* @param int $message_id
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*
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* @return mixed False if it doesn't exist or a filled array otherwise
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*/
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function messages_get_message_sent ($message_id) {
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global $config;
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$sql = sprintf("SELECT id_usuario_origen, id_usuario_destino, subject, mensaje, timestamp
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FROM tmensajes
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WHERE id_usuario_origen='%s' AND id_mensaje=%d" , $config["id_user"], $message_id);
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$row = db_get_row_sql ($sql);
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if (empty ($row)) {
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return false;
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}
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return $row;
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}
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/**
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* Counts private messages
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*
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* @param string $user
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* @param bool $incl_read Whether or not to include read messages
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*
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* @return int The number of messages this user has
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*/
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function messages_get_count ($user = false, $incl_read = false) {
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if (empty ($user)) {
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global $config;
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$user = $config["id_user"];
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}
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if (empty ($incl_read)) {
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$filter = "AND estado = 0";
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} else {
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$filter = "";
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}
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$sql = sprintf("SELECT COUNT(*)
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FROM tmensajes WHERE id_usuario_destino='%s' %s", $user, $filter);
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return (int) db_get_sql ($sql);
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}
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/**
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* Counts sended messages
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*
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* @param string $user
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*
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* @return int The number of messages this user has sent
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*/
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function messages_get_count_sent ($user = false) {
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if (empty ($user)) {
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global $config;
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$user = $config["id_user"];
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}
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$sql = sprintf("SELECT COUNT(*)
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FROM tmensajes WHERE id_usuario_origen='%s'", $user);
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return (int) db_get_sql ($sql);
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}
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/**
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* Get message overview in array
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*
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* @param string $order How to order them valid:
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* (status (default), subject, timestamp, sender)
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* @param string $order_dir Direction of order (ASC = Ascending, DESC = Descending)
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*
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* @return int The number of messages this user has
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*/
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function messages_get_overview ($order = "status", $order_dir = "ASC") {
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global $config;
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switch ($order) {
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case "timestamp":
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case "sender":
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case "subject":
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break;
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case "status":
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default:
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$order = "estado, timestamp";
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break;
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}
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if ($order_dir != "ASC") {
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$order .= " DESC";
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}
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$result = array ();
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$return = db_get_all_rows_field_filter ('tmensajes', 'id_usuario_destino', $config["id_user"], $order);
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if ($return === false) {
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return $result;
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}
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foreach ($return as $message) {
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$result[$message["id_mensaje"]]["sender"] = $message["id_usuario_origen"];
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$result[$message["id_mensaje"]]["subject"] = $message["subject"];
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$result[$message["id_mensaje"]]["timestamp"] = $message["timestamp"];
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$result[$message["id_mensaje"]]["status"] = $message["estado"];
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}
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return $result;
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}
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/**
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* Get sent message overview in array
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*
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* @param string $order How to order them valid:
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* (status (default), subject, timestamp, sender)
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* @param string $order_dir Direction of order (ASC = Ascending, DESC = Descending)
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*
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* @return int The number of messages this user has
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*/
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function messages_get_overview_sent ($order = "timestamp", $order_dir = "ASC") {
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global $config;
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switch ($order) {
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case "timestamp":
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case "sender":
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case "subject":
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break;
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case "status":
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default:
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$order = "estado, timestamp";
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break;
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}
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if ($order_dir != "ASC") {
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$order .= " DESC";
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}
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$result = array ();
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$return = db_get_all_rows_field_filter ('tmensajes', 'id_usuario_origen', $config["id_user"], $order);
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if ($return === false) {
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return $result;
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}
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foreach ($return as $message) {
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$result[$message["id_mensaje"]]["dest"] = $message["id_usuario_destino"];
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$result[$message["id_mensaje"]]["subject"] = $message["subject"];
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$result[$message["id_mensaje"]]["timestamp"] = $message["timestamp"];
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$result[$message["id_mensaje"]]["status"] = $message["estado"];
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}
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return $result;
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}
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?>
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