<?php

// Pandora FMS - http://pandorafms.com
// ==================================================
// Copyright (c) 2005-2011 Artica Soluciones Tecnologicas
// Please see http://pandorafms.org for full contribution list
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; version 2
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
global $config;

require_once 'include/functions_alerts.php';
enterprise_include_once('include/functions_policies.php');
require_once $config['homedir'].'/include/functions_agents.php';
require_once $config['homedir'].'/include/functions_modules.php';


// TODO: CLEAN extra_sql
$extra_sql = '';

$searchAlerts = check_acl($config['id_user'], 0, 'AR');

$selectDisabledUp = '';
$selectDisabledDown = '';
$selectAgentUp = '';
$selectAgentDown = '';
$selectModuleUp = '';
$selectModuleDown = '';
$selectTemplateUp = '';
$selectTemplateDown = '';

switch ($sortField) {
    case 'disabled':
        switch ($sort) {
            case 'up':
                $selectAgentUp = $selected;
                $order = [
                    'field' => 'disabled',
                    'order' => 'ASC',
                ];
            break;

            case 'down':
                $selectAgentDown = $selected;
                $order = [
                    'field' => 'disabled',
                    'order' => 'DESC',
                ];
            break;
        }
    break;

    case 'agent':
        switch ($sort) {
            case 'up':
                $selectAgentUp = $selected;
                $order = [
                    'field' => 'agent_name',
                    'order' => 'ASC',
                ];
            break;

            case 'down':
                $selectAgentDown = $selected;
                $order = [
                    'field' => 'agent_name',
                    'order' => 'DESC',
                ];
            break;
        }
    break;

    case 'module':
        switch ($sort) {
            case 'up':
                $selectModuleUp = $selected;
                $order = [
                    'field' => 'module_name',
                    'order' => 'ASC',
                ];
            break;

            case 'down':
                $selectModuleDown = $selected;
                $order = [
                    'field' => 'module_name',
                    'order' => 'DESC',
                ];
            break;
        }
    break;

    case 'template':
        switch ($sort) {
            case 'up':
                $selectTemplateUp = $selected;
                $order = [
                    'field' => 'template_name',
                    'order' => 'ASC',
                ];
            break;

            case 'down':
                $selectTemplateDown = $selected;
                $order = [
                    'field' => 'template_name',
                    'order' => 'DESC',
                ];
            break;
        }
    break;

    default:
        $selectDisabledUp = '';
        $selectDisabledDown = '';
        $selectAgentUp = $selected;
        $selectAgentDown = '';
        $selectModuleUp = '';
        $selectModuleDown = '';
        $selectTemplateUp = '';
        $selectTemplateDown = '';

        $order = [
            'field' => 'agent_name',
            'order' => 'ASC',
        ];
    break;
}

$alerts = false;

if ($searchAlerts) {
    $agents = array_keys(agents_get_group_agents(array_keys(users_get_groups($config['id_user'], 'AR', false))));

    switch ($config['dbtype']) {
        case 'mysql':
            $whereAlerts = 'AND (
				id_alert_template IN (SELECT id FROM talert_templates WHERE name LIKE "%'.$stringSearchSQL.'%") OR
				id_alert_template IN (
					SELECT id
					FROM talert_templates
					WHERE id_alert_action IN (
						SELECT id
						FROM talert_actions
						WHERE name LIKE "%'.$stringSearchSQL.'%")) OR
				talert_template_modules.id IN (
					SELECT id_alert_template_module
					FROM talert_template_module_actions
					WHERE id_alert_action IN (
						SELECT id
						FROM talert_actions
						WHERE name LIKE "%'.$stringSearchSQL.'%")) OR
				id_agent_module IN (
					SELECT id_agente_modulo
					FROM tagente_modulo
					WHERE nombre LIKE "%'.$stringSearchSQL.'%") OR
				id_agent_module IN (
					SELECT id_agente_modulo
					FROM tagente_modulo
					WHERE id_agente IN (
						SELECT id_agente
						FROM tagente
						WHERE nombre LIKE "%'.$stringSearchSQL.'%" '.$extra_sql.'))
			)';
        break;

        case 'postgresql':
        case 'oracle':
            $whereAlerts = 'AND (
				id_alert_template IN (SELECT id FROM talert_templates WHERE upper(name) LIKE \'%'.strtolower($stringSearchSQL).'%\') OR
				id_alert_template IN (
					SELECT id
					FROM talert_templates
					WHERE id_alert_action IN (
						SELECT id
						FROM talert_actions
						WHERE upper(name) LIKE \'%'.strtolower($stringSearchSQL).'%\')) OR
				talert_template_modules.id IN (
					SELECT id_alert_template_module
					FROM talert_template_module_actions
					WHERE id_alert_action IN (
						SELECT id
						FROM talert_actions
						WHERE upper(name) LIKE \'%'.strtolower($stringSearchSQL).'%\')) OR
				id_agent_module IN (
					SELECT id_agente_modulo
					FROM tagente_modulo
					WHERE upper(nombre) LIKE \'%'.strtolower($stringSearchSQL).'%\') OR
				id_agent_module IN (
					SELECT id_agente_modulo
					FROM tagente_modulo
					WHERE id_agente IN (
						SELECT id_agente
						FROM tagente
						WHERE upper(nombre) LIKE \'%'.strtolower($stringSearchSQL).'%\'  '.$extra_sql.'))
			)';
            $agents = false;
        break;
    }

    $alertsraw = agents_get_alerts_simple(
        $agents,
        'all_enabled',
        [
            'offset' => get_parameter('offset', 0),
            'limit'  => $config['block_size'],
        ],
        $whereAlerts,
        false,
        $order['field'].' '.$order['order']
    );

    $stringSearchPHP = substr($stringSearchSQL, 1, (strlen($stringSearchSQL) - 2));

    $alerts = [];
    foreach ($alertsraw as $key => $alert) {
        $finded = false;
        $alerts[$key]['disabled'] = $alert['disabled'];
        $alerts[$key]['id_agente'] = modules_get_agentmodule_agent($alert['id_agent_module']);
        $alerts[$key]['agent_name'] = $alert['agent_name'];
        $alerts[$key]['module_name'] = $alert['agent_module_name'];
        $alerts[$key]['template_name'] = $alert['template_name'];
        $actions = alerts_get_alert_agent_module_actions($alert['id']);

        $actions_name = [];
        foreach ($actions as $action) {
            $actions_name[] = $action['name'];
        }

        $alerts[$key]['actions'] = implode(',', $actions_name);
    }

    $totalAlerts = count($alerts);

    if ($only_count) {
        unset($alerts);
    }
}