<?php

// Pandora FMS - http://pandorafms.com
// ==================================================
// Copyright (c) 2005-2010 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 for 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;

if (is_ajax ()) {
	$search_agents = (bool) get_parameter ('search_agents');
	
	if ($search_agents) {
		
		require_once ('include/functions_agents.php');
		
		$id_agent = (int) get_parameter ('id_agent');
		$string = (string) get_parameter ('q'); /* q is what autocomplete plugin gives */
		$id_group = (int) get_parameter('id_group');
		
		$filter = array ();
		$filter[] = '(nombre COLLATE utf8_general_ci LIKE "%'.$string.'%" OR direccion LIKE "%'.$string.'%" OR comentarios LIKE "%'.$string.'%")';
		$filter['id_grupo'] = $id_group;
		
		$agents = agents_get_agents ($filter, array ('nombre', 'direccion'));
		if ($agents === false)
			return;
		
		foreach ($agents as $agent) {
			echo $agent['nombre']."|".$agent['direccion']."\n";
		}
		
		return;
	}
	
	return;
}

check_login ();

if (! check_acl ($config['id_user'], 0, "RW") && ! check_acl ($config['id_user'], 0, "RM")) {
	db_pandora_audit("ACL Violation",
		"Trying to access graph builder");
	include ("general/noaccess.php");
	exit;
}

unset($name);

$add_module = (bool) get_parameter ('add_module', false);
$delete_module = (bool) get_parameter ('delete_module', false);
$edit_graph = (bool) get_parameter('edit_graph', false);
$active_tab = get_parameter('tab', 'main');
$add_graph = (bool) get_parameter('add_graph', false);
$update_graph = (bool) get_parameter('update_graph', false);
$change_weight = (bool) get_parameter('change_weight', false);
$change_label = (bool) get_parameter('change_label', false);
$id_graph = (int) get_parameter('id', 0);

if ($add_graph) {
	$name = get_parameter_post ("name");
	$description = get_parameter_post ("description");
	$module_number = get_parameter_post ("module_number");
	$idGroup = get_parameter_post ('graph_id_group');
	$width = get_parameter_post ("width");
	$height = get_parameter_post ("height");
	$stacked = get_parameter ("stacked", 0);
	$period = get_parameter_post ("period");
	$threshold = get_parameter('threshold');

	if ($threshold == CUSTOM_GRAPH_BULLET_CHART_THRESHOLD){
		$stacked = $threshold;
	}

	// Create graph
	$values = array(
		'id_user' => $config['id_user'],
		'name' => $name,
		'description' => $description,
		'period' => $period,
		'width' => $width,
		'height' => $height,
		'private' => 0,
		'id_group' => $idGroup,
		'stacked' => $stacked);
	
	if (trim($name) != "") {
		$id_graph = db_process_sql_insert('tgraph', $values);
		if ($id_graph !== false)
			db_pandora_audit("Report management", "Create graph #$id_graph");
		else
			db_pandora_audit("Report management", "Fail try to create graph");
	}
	else {
		$id_graph = false;
	}
	
	if(!$id_graph)
		$edit_graph = false;
}

if ($update_graph) {
	$id_graph = get_parameter('id');
	$name = get_parameter('name');
	$id_group = get_parameter('graph_id_group');
	$description = get_parameter('description');
	$width = get_parameter('width');
	$height = get_parameter('height');
	$period = get_parameter('period');
	$stacked = get_parameter('stacked');
	$alerts = get_parameter('alerts');
	$threshold = get_parameter('threshold');

	if ($threshold == CUSTOM_GRAPH_BULLET_CHART_THRESHOLD){
		$stacked = $threshold;
	}

	if (trim($name) != "") {
		
		$success = db_process_sql_update('tgraph', 
			array('name' => $name, 'id_group' => $id_group, 'description' => $description, 'width' => $width, 'height' => $height, 'period' => $period, 'stacked' => $stacked), 
			array('id_graph' => $id_graph));
		if ($success !== false)
			db_pandora_audit("Report management", "Update graph #$id_graph");
		else
			db_pandora_audit("Report management", "Fail try to update graph #$id_graph");
		
	}
	else {
		$success = false;
	}
}

function add_quotes($item)
{
	return "'$item'";
}

if ($add_module) {
	$id_graph = get_parameter('id');
	$id_modules = get_parameter('module');
	$id_agents = get_parameter('id_agents');
	$weight = get_parameter('weight');
	
	//Id modules has double entities conversion
	//Safe output remove all entities
	io_safe_output_array($id_modules, "");
	
	//We need to put the entities again
	//to browse in db
	io_safe_input_array($id_modules);
	
	$id_agent_modules = db_get_all_rows_sql("SELECT id_agente_modulo FROM tagente_modulo WHERE id_agente IN (".
		implode(',', $id_agents).
		") AND nombre IN ('".
		implode("','", $id_modules).
		"')");
	
	if (count($id_agent_modules) > 0 && $id_agent_modules != '') {
		foreach($id_agent_modules as $id_agent_module)
			$result = db_process_sql_insert('tgraph_source', array('id_graph' => $id_graph, 'id_agent_module' => $id_agent_module['id_agente_modulo'], 'weight' => $weight));
		}
	else
		$result = false;
}

if ($delete_module) {
	$deleteGraph = get_parameter('delete');
	$result = db_process_sql_delete('tgraph_source', array('id_gs' => $deleteGraph));
}

if ($change_weight) {
	$weight = get_parameter ('weight');
	$id_gs = get_parameter ('graph');
	db_process_sql_update('tgraph_source', 
		array('weight' => $weight), 
		array('id_gs' => $id_gs));
}
if ($change_label) {
	$label = get_parameter ('label');
	$id_gs = get_parameter ('graph');
	db_process_sql_update('tgraph_source', 
		array('label' => $label), 
		array('id_gs' => $id_gs));
}

if ($edit_graph) {
	$buttons = array(
		'main' => array('active' => false,
			'text' => '<a href="index.php?sec=reporting&sec2=godmode/reporting/graph_builder&tab=main&edit_graph=1&id=' . $id_graph . '">' . 
				html_print_image("images/chart.png", true, array ("title" => __('Main data'))) .'</a>'),
		'graph_editor' => array('active' => false,
			'text' => '<a href="index.php?sec=reporting&sec2=godmode/reporting/graph_builder&tab=graph_editor&edit_graph=1&id=' . $id_graph . '">' . 
				html_print_image("images/builder.png", true, array ("title" => __('Graph editor'))) .'</a>'),
		'view' => array('active' => false,
			'text' => '<a href="index.php?sec=reporting&sec2=operation/reporting/graph_viewer&view_graph=1&id=' . $id_graph . '">' . 
				html_print_image("images/operation.png", true, array ("title" => __('View graph'))) .'</a>')
		);
	
	$buttons[$active_tab]['active'] = true;
	
	$graphInTgraph = db_get_row_sql("SELECT name FROM tgraph WHERE id_graph = " . $id_graph);
	$name = $graphInTgraph['name'];
}
else {
	$buttons = '';
}

$head = __('Graph builder');

if (isset($name))
	$head .= " - ".$name;

// Header
$tab = get_parameter("tab", "");
switch ($tab) {
	case "main": 
		ui_print_page_header ($head, "images/chart.png", false, "graph_builder", false, $buttons);
		break;
	case "graph_editor":
		ui_print_page_header ($head, "images/chart.png", false, "graph_editor", false, $buttons);
		break;
	default:
		ui_print_page_header ($head, "images/chart.png", false, "graph_builder", false, $buttons);
		break;
}

if ($add_graph)
	ui_print_result_message($id_graph, __('Graph stored successfully'), __('There was a problem storing Graph'));

if ($add_module)
	ui_print_result_message($result, __('Module added successfully'), __('There was a problem adding Module'));

if ($update_graph) 
	ui_print_result_message($success, __("Update the graph"), __("Bad update the graph"));

if ($delete_module) {
	ui_print_result_message($result, __('Graph deleted successfully'), __('There was a problem deleting Graph'));
}

// Parse CHUNK information into showable information
// Split id to get all parameters
if (!$delete_module) {
	if (isset($_POST["period"]))
		$period = $_POST["period"];
	if ((isset($chunkdata) )&& ($chunkdata != "")) {
		$module_array = array();
		$weight_array = array();
		$agent_array = array();
		$chunk1 = array();
		$chunk1 = explode ("|", $chunkdata);
		$modules="";$weights="";
		for ($a = 0; $a < count($chunk1); $a++) {
			$chunk2[$a] = array();
			$chunk2[$a] = explode ( ",", $chunk1[$a]);
			if (strpos($modules, $chunk2[$a][1]) == 0) { // Skip dupes
				$module_array[] = $chunk2[$a][1];
				$agent_array[] = $chunk2[$a][0];
				$weight_array[] = $chunk2[$a][2];
				if ($modules !="")
					$modules = $modules.",".$chunk2[$a][1];
				else
					$modules = $chunk2[$a][1];
				if ($weights !="")
					$weights = $weights.",".$chunk2[$a][2];
				else
					$weights = $chunk2[$a][2];
			}
		}
	}
}

switch ($active_tab) {
	case 'main':
		require_once('godmode/reporting/graph_builder.main.php');
		break;
	case 'graph_editor':
		require_once('godmode/reporting/graph_builder.graph_editor.php');
		break;
}
?>