pandorafms/pandora_console/include/functions_gis.php

<?php
// Pandora FMS - http://pandorafms.com
// ==================================================
// Copyright (c) 2005-2009 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.

/**
 * Return the data of last position of agent from tgis_data_status.
 * 
 * @param integer $idAgent The id of agent.
 * @param boolean $returnEmptyArrayInFail The set return a empty array when fail and true.
 * @return Array The row of agent in tgis_data_status, and it's a associative array.
 */
function getDataLastPositionAgent($idAgent, $returnEmptyArrayInFail = false) {
	$returnVar = get_db_row('tgis_data_status', 'tagente_id_agente', $idAgent);
	
	if (($returnVar === false) && ($returnEmptyArrayInFail)) {
		return array();
	}
	
	return $returnVar;
}

function printMap($idDiv, $iniZoom, $numLevelZooms, $latCenter, $lonCenter, $baselayers, $controls = null) {
	$controls = (array)$controls;
	
	//require_javascript_file('OpenLayers/OpenLayers');
	?>
	<script type="text/javascript" src="http://dev.openlayers.org/nightly/OpenLayers.js"></script>
	<script type="text/javascript">
		$(document).ready (
			function () {
				map = new OpenLayers.Map ("<?php echo $idDiv; ?>", {
					<?php
					echo "controls: [";
					$first = true;
					foreach ($controls as $control) {
						if (!$first) echo ",";
						$first = false;
						
						switch ($control) {
							case 'Navigation':
								echo "new OpenLayers.Control.Navigation()";
								break;
							case 'MousePosition':
								echo "new OpenLayers.Control.MousePosition()";
								break;
							case 'OverviewMap':
								echo "new OpenLayers.Control.OverviewMap()";
								break;
							case 'PanZoom':
								echo "new OpenLayers.Control.PanZoom()";
								break;
							case 'PanZoomBar':
								echo "new OpenLayers.Control.PanZoomBar()";
								break;
							case 'ScaleLine':
								echo "new OpenLayers.Control.ScaleLine()";
								break;
							case 'Scale':
								echo "new OpenLayers.Control.Scale()";
								break;
						}
					}
					echo ", new OpenLayers.Control.LayerSwitcher()";
					echo "],";
					?>
					maxExtent: new OpenLayers.Bounds(-20037508.34,-20037508.34,20037508.34,20037508.34),
					maxResolution: 156543.0399,
					numZoomLevels: <?php echo $numLevelZooms; ?>,
					units: 'm', //metros
					projection: new OpenLayers.Projection("EPSG:900913"),
					displayProjection: new OpenLayers.Projection("EPSG:4326")
				});

				//Define the maps layer
				<?php
				$i = 0;
				foreach ($baselayers as $baselayer) {
					switch ($baselayer['typeBaseLayer']) {
						case 'OSM':
							?>
							var baseLayer = new OpenLayers.Layer.OSM("<?php echo $baselayer['name']; ?>", "<?php echo $baselayer['url']; ?>", {numZoomLevels: <?php echo $numLevelZooms; ?>});
							map.addLayer(baseLayer);
							<?php
							break;
					}
				}
				?>

				if( ! map.getCenter() ){
					var lonLat = new OpenLayers.LonLat(<?php echo $lonCenter; ?>, <?php echo $latCenter; ?>)
						.transform(map.displayProjection, map.getProjectionObject());
					map.setCenter (lonLat, <?php echo $iniZoom; ?>);
				}
			}
		);
	</script>
	<?php
}

function makeLayer($name, $visible = true, $dot = null, $idLayer = null) {
	if ($dot == null) {
		$dot['url'] = 'images/dot_green.png';
		$dot['width'] = 20; //11;
		$dot['height'] = 20; //11;
	}
	$visible = (bool)$visible;
	?>
	<script type="text/javascript">
	$(document).ready (
		function () {
			//Creamos el estilo
			var style = new OpenLayers.StyleMap(
				{fontColor: "#ff0000",
					labelYOffset: -<?php echo $dot['height']; ?>,
					graphicHeight: <?php echo $dot['height']; ?>, 
					graphicWidth: <?php echo $dot['width']; ?>, 
					externalGraphic: "<?php echo $dot['url']; ?>", label:"${nombre}"
				}
			);
			
			//Creamos la capa de tipo vector
			var layer = new OpenLayers.Layer.Vector(
	                '<?php echo $name; ?>', {styleMap: style}
	            );

            layer.data = {};
            layer.data.id = '<?php echo $idLayer; ?>';

            layer.setVisibility(<?php echo $visible; ?>);
			map.addLayer(layer);

            layer.events.on({
                "featureselected": function(e) {
                	if (e.feature.geometry.CLASS_NAME == "OpenLayers.Geometry.Point") {
                    	var feature = e.feature;
                		var featureData = feature.data;
                		var long_lat = featureData.long_lat;

						var popup;
						
        	            popup = new OpenLayers.Popup.FramedCloud('cloud00',
            	            	long_lat,
								null,
								'<div class="cloudContent' + featureData.id + '" style="text-align: center;"><img src="images/spinner.gif" /></div>',
								null,
								true,
								function () { popup.destroy(); });
								feature.popup = popup;
								map.addPopup(popup);

                		jQuery.ajax ({
                    		data: "page=operation/gis_maps/ajax&opt="+featureData.type+"&id="  + featureData.id,
                    		type: "GET",
                    		dataType: 'json',
                    		url: "ajax.php",
                    		timeout: 10000,
                    		success: function (data) {                 		
                    			if (data.correct) {
                    				$('.cloudContent' + featureData.id).css('text-align', 'left');
									$('.cloudContent' + featureData.id).html(data.content);
									popup.updateSize();
                    			}
                			}
                		});
                	}
                }
            });
		}
	);
	</script>
	<?php
}

function activateSelectControl($layers=null) {
?>
	<script type="text/javascript">
	$(document).ready (
		function () {
            var layers = map.getLayersByClass("OpenLayers.Layer.Vector");
            
            var select = new OpenLayers.Control.SelectFeature(layers);
            map.addControl(select);
            select.activate();
		}
	);
	</script>
	<?php
}

/**
 * Activate the feature refresh  by ajax.
 * 
 * @param Array $layers Its a rows of table "tgis_map_layer" or None is all.
 * @param integer $lastTimeOfData The time in unix timestamp of last query of data GIS in DB.
 * 
 * @return None
 */
function activateAjaxRefresh($layers = null, $lastTimeOfData = null) {
	if ($lastTimeOfData === null) $lastTimeOfData = time();
	
	require_jquery_file ('json');
	?>
	<script type="text/javascript">
		var last_time_of_data = <?php echo $lastTimeOfData; ?>; //This time use in the ajax query to next recent points.
		var refreshAjaxIntervalSeconds = 60000;
		var idIntervalAjax = null;
		var oldRefreshAjaxIntervalSeconds = 60000;

		<?php
		if ($layers === null) {
			echo "var agentView = 1;";
		}
		else {
			echo "var agentView = 0;";
		}
		?>

		function refreshAjaxLayer(layer) {
			var featureIdArray = Array();
			
			for (featureIndex = 0; featureIndex < layer.features.length; featureIndex++) {
				feature = layer.features[featureIndex];

				if (feature.data.type != 'point_path_info') {
					if (feature.geometry.CLASS_NAME == "OpenLayers.Geometry.Point") {
						featureIdArray.push(feature.data.id);
					}
				}
			}

			if (featureIdArray.length > 0) {
	    		jQuery.ajax ({
	        		data: "page=operation/gis_maps/ajax&opt=get_new_positions&id_features="  + featureIdArray.toString()
	        			+ "&last_time_of_data=" + last_time_of_data + "&layer_id=" + layer.data.id + "&agent_view=" + agentView,
	        		type: "GET",
	        		dataType: 'json',
	        		url: "ajax.php",
	        		timeout: 10000,
	        		success: function (data) {
	        			if (data.correct) {
		        			content = $.evalJSON(data.content);

		        			if (content != null) {
		        				for (var idAgent in content) {
		        					if (isInt(idAgent)) {
			        					agentDataGIS = content[idAgent];

			        					feature = searchPointAgentById(idAgent);
			        					layer.removeFeatures(feature);
			        					
			        					delete feature;
			        					feature = null
										status = parseInt(agentDataGIS['status']);
										
			        					js_addPointExtent(layer.name, agentDataGIS['name'],
			        						agentDataGIS['stored_longitude'], agentDataGIS['stored_latitude'],
			        						agentDataGIS['icon_path'], 20, 20, idAgent, 'point_agent_info', status);
		        					}
		        				}
		        			}
	        			}
	    			}
	    		});
			}
		}
	
		function clock_ajax_refresh() {		
			for (layerIndex = 0; layerIndex < map.getNumLayers(); layerIndex++) {
				layer = map.layers[layerIndex];
				<?php
				if ($layers === null) {
					?>
					if (layer.isVector) {
						refreshAjaxLayer(layer);
					}
					<?php
				}
				else {
					foreach ($layers as $layer) {
						?>
						if (layer.name == '<?php echo $layer['layer_name']; ?>') {
							refreshAjaxLayer(layer);
						}
						<?php
					} 
				}
				?>
			}
			last_time_of_data = Math.round(new Date().getTime() / 1000); //Unixtimestamp

			//Test if the user change the refresh time.
			if (oldRefreshAjaxIntervalSeconds != refreshAjaxIntervalSeconds) {
				clearInterval(idIntervalAjax);
				idIntervalAjax = setInterval("clock_ajax_refresh()", refreshAjaxIntervalSeconds);
				oldRefreshAjaxIntervalSeconds = refreshAjaxIntervalSeconds;
			}
		}
	
		$(document).ready (
			function () {
				idIntervalAjax = setInterval("clock_ajax_refresh()", refreshAjaxIntervalSeconds);
			}
		);
	</script>
	<?php
}

function addPoint($layerName, $pointName, $lat, $lon, $icon = null, $width = 20,
	$height = 20, $point_id  = '', $status = -1, $type_string = '') {
	?>
	<script type="text/javascript">
	$(document).ready (
		function () {
			<?php
			if ($icon != null) {
				echo "js_addPointExtent('$layerName', '$pointName', $lon, $lat, '$icon', $width, $height, $point_id, '$type_string', $status);";
			}
			else {
				echo "js_addPoint('$layerName', '$pointName', $lon, $lat, $point_id, '$type_string', $status);";
			} 
			?>
		}
	);
	</script>
	<?php
}

function addPointPath($layerName, $lat, $lon, $color, $manual = 1, $id) {
	?>
	<script type="text/javascript">
	$(document).ready (
		function () {
			js_addPointPath('<?php echo $layerName; ?>', <?php echo $lon; ?>, <?php echo $lat; ?>, '<?php echo $color; ?>', <?php echo $manual; ?>, <?php echo $id; ?>);
		}
	);
	</script>
	<?php
}

function getMaps() {
	return get_db_all_rows_in_table ('tgis_map', 'map_name');
}
/**
 * Gets the configuration of all the base layers of a map
 * 
 * @param $idMap: Map identifier of the map to get the configuration
 *
 * @return An array of arrays of configuration parameters
 */
function getMapConf($idMap) {
	$mapConfs= get_db_all_rows_sql('SELECT tconn.*, trel.default_map_connection FROM tgis_map_connection AS tconn, tgis_map_has_tgis_map_connection AS trel
			 WHERE trel.tgis_map_connection_id_tmap_connection = tconn.id_tmap_connection AND trel.tgis_map_id_tgis_map = ' . $idMap);
	return $mapConfs;
}

function getMapConnection($idMapConnection) {
	return get_db_row('tgis_map_connection', 'id_tmap_connection', $idMapConnection);
}

function getLayers($idMap) {
	$layers = get_db_all_rows_sql('SELECT * FROM tgis_map_layer WHERE tgis_map_id_tgis_map = ' . $idMap);
	
	return $layers;
}

function get_agent_last_coords($idAgent) {
		$coords = get_db_row_sql("SELECT last_latitude, last_longitude, last_altitude, nombre FROM tagente WHERE id_agente = " . $idAgent);

		return $coords;
}

function get_agent_icon_map($idAgent, $state = false) {
	$row = get_db_row_sql('SELECT id_grupo, icon_path FROM tagente WHERE id_agente = ' . $idAgent);
	
	if (($row['icon_path'] === null) || (strlen($row['icon_path']) == 0)) {
		$icon = "images/groups_small/" . get_group_icon($row['id_grupo']);
	}
	else {
		$icon = "images/gis_map/icons/" . $row['icon_path'];
	}
	
	if (!$state) {
		return $icon . ".png";
	}
	else {
		switch (get_agent_status($idAgent)) {
			case 1:
			case 4:
				//Critical (BAD or ALERT)
				$state = ".bad";
				break;
			case 0:
				//Normal (OK)
				$state = ".ok";
				break;
			case 2:
				//Warning
				$state = ".warning";
				break;
			default:
				// Default is Grey (Other)
				$state = '.default';
				break;
		}
		return $icon . $state . ".png";
	}
}

function addPath($layerName, $idAgent) {
	
	$listPoints = get_db_all_rows_sql('SELECT * FROM tgis_data_history WHERE tagente_id_agente = ' . $idAgent . ' ORDER BY end_timestamp ASC');
	
	//If the agent is empty the history
	if ($listPoints === false) {
		return;
	}
	
	$avaliableColors = array("#ff0000", "#00ff00", "#0000ff", "#000000");
	
	$randomIndex = array_rand($avaliableColors);
	$color = $avaliableColors[$randomIndex];
	?>
	<script type="text/javascript">
		$(document).ready (
			function () {
				<?php
				if ($listPoints != false) {
					$listPoints = (array)$listPoints;
					$first = true;
					
					echo "var points = [";
					foreach($listPoints as $point) {
						if (!$first) echo ",";
						$first =false;
						echo "new OpenLayers.Geometry.Point(" . $point['longitude'] . ", " . $point['latitude'] . ")";
					}
					echo "];";
				} 
				?>
				
				js_addLineString('<?php echo $layerName; ?>', points, '<?php echo $color; ?>');
			}
		);
	</script>
	<?php
	if ($listPoints != false) {
		foreach($listPoints as $point) {
			if (end($listPoints) != $point)
				addPointPath($layerName, $point['latitude'], $point['longitude'], $color, (int)$point['manual_placement'], $point['id_tgis_data']);
		}
	}
}

function deleteMapConnection($idConectionMap) {
	
	process_sql_delete ('tgis_map_connection', array('id_tmap_connection' => $idConectionMap));
	
	//TODO DELETE IN OTHER TABLES
}

function saveMapConnection($mapConnection_name, $mapConnection_group,
			$mapConnection_numLevelsZoom, $mapConnection_defaultZoom,
			$mapConnection_defaultLatitude, $mapConnection_defaultLongitude,
			$mapConnection_defaultAltitude, $mapConnection_centerLatitude,
			$mapConnection_centerLongitude, $mapConnection_centerAltitude,
			$mapConnectionData, $idConnectionMap = null) {

	if ($idConnectionMap !== null) {
		$returnQuery = process_sql_update('tgis_map_connection',
			array(
				'conection_name' => $mapConnection_name, 
				'connection_type' => $mapConnectionData['type'], 
				'conection_data' => json_encode($mapConnectionData),
				'num_zoom_levels' => $mapConnection_numLevelsZoom,
				'default_zoom_level' => $mapConnection_defaultZoom,
				'default_longitude' => $mapConnection_defaultLongitude,
				'default_latitude' => $mapConnection_defaultLatitude,
				'default_altitude' => $mapConnection_defaultAltitude,
				'initial_longitude' => $mapConnection_centerLongitude,
				'initial_latitude' => $mapConnection_centerLatitude,
				'initial_altitude' => $mapConnection_centerAltitude,
				'group_id' => $mapConnection_group
			),
			array('id_tmap_connection' => $idConnectionMap)
		);
	}
	else {
		$returnQuery = process_sql_insert('tgis_map_connection',
			array(
				'conection_name' => $mapConnection_name, 
				'connection_type' => $mapConnectionData['type'], 
				'conection_data' => json_encode($mapConnectionData),
				'num_zoom_levels' => $mapConnection_numLevelsZoom,
				'default_zoom_level' => $mapConnection_defaultZoom,
				'default_longitude' => $mapConnection_defaultLongitude,
				'default_latitude' => $mapConnection_defaultLatitude,
				'default_altitude' => $mapConnection_defaultAltitude,
				'initial_longitude' => $mapConnection_centerLongitude,
				'initial_latitude' => $mapConnection_centerLatitude,
				'initial_altitude' => $mapConnection_centerAltitude,
				'group_id' => $mapConnection_group
			)
		);
	}
	
	return $returnQuery;
}

/**
 * Delete the map in the all tables are related.
 * 
 * @param $idMap integer The id of map.
 * @return None
 */
function deleteMap($idMap) {
	$listIdLayers = get_db_all_rows_sql("SELECT id_tmap_layer FROM tgis_map_layer WHERE tgis_map_id_tgis_map = " . $idMap);
	
	if ($listIdLayers !== false) {
		foreach ($listIdLayers as $idLayer) {
			process_sql_delete('tgis_map_layer_has_tagente', array('tgis_map_layer_id_tmap_layer' => $idLayer));
		}
	}
	process_sql_delete('tgis_map_layer', array('tgis_map_id_tgis_map' => $idMap));
	process_sql_delete('tgis_map_has_tgis_map_connection', array('tgis_map_id_tgis_map' => $idMap));
	process_sql_delete('tgis_map', array('id_tgis_map' => $idMap));
	
	$numMaps = get_db_num_rows('SELECT * FROM tgis_map');
	
	clean_cache();
}

/**
 * Save the map into DB, tgis_map and with id_map save the connetions in 
 * tgis_map_has_tgis_map_connection, and with id_map save the layers in 
 * tgis_map_layer and witch each id_layer save the agent in this layer in
 * table tgis_map_layer_has_tagente.
 * 
 * @param $map_name
 * @param $map_initial_longitude
 * @param $map_initial_latitude
 * @param $map_initial_altitude
 * @param $map_zoom_level
 * @param $map_background
 * @param $map_default_longitude
 * @param $map_default_latitude
 * @param $map_default_altitude
 * @param $map_group_id
 * @param $map_connection_list
 * @param $arrayLayers
 */
function saveMap($map_name, $map_initial_longitude, $map_initial_latitude,
	$map_initial_altitude, $map_zoom_level, $map_background,
	$map_default_longitude, $map_default_latitude, $map_default_altitude,
	$map_group_id, $map_connection_list, $arrayLayers) {
	
	$idMap = process_sql_insert('tgis_map',
		array('map_name' => $map_name,
			'initial_longitude' => $map_initial_longitude,
			'initial_latitude' => $map_initial_latitude,
			'initial_altitude' => $map_initial_altitude,
			'zoom_level' => $map_zoom_level,
			'map_background' => $map_background,
			'default_longitude' => $map_default_longitude,
			'default_latitude' => $map_default_latitude,
			'default_altitude' => $map_default_altitude,
			'group_id' => $map_group_id
		)
	);
	
	$numMaps = get_db_num_rows('SELECT * FROM tgis_map');
	
	if ($numMaps == 1)
		process_sql_update('tgis_map', array('default_map' => 1), array('id_tgis_map' => $idMap));
	
	foreach ($map_connection_list as $map_connection) {
		process_sql_insert('tgis_map_has_tgis_map_connection',
			array(
				'tgis_map_id_tgis_map' => $idMap,
				'tgis_map_connection_id_tmap_connection' => $map_connection['id_conection'],                       
				'default_map_connection' => $map_connection['default']
			)
		);
	}
	
	foreach ($arrayLayers as $index => $layer) {
		$idLayer = process_sql_insert('tgis_map_layer',
			array(
				'layer_name' => $layer['layer_name'],
				'view_layer' => $layer['layer_visible'],
				'layer_stack_order' => $index,
				'tgis_map_id_tgis_map' => $idMap,
				'tgrupo_id_grupo' => $layer['layer_group']
			)
		);
		
		if (count($layer['layer_agent_list']) > 0) {
			foreach ($layer['layer_agent_list'] as $agent_name) {
				process_sql_insert('tgis_map_layer_has_tagente',
					array(
						'tgis_map_layer_id_tmap_layer' => $idLayer,
						'tagente_id_agente' => get_agent_id($agent_name)
					)
				);
			}
		}
	}
}

function updateMap($idMap, $map_name, $map_initial_longitude, $map_initial_latitude,
	$map_initial_altitude, $map_zoom_level, $map_background,
	$map_default_longitude, $map_default_latitude, $map_default_altitude,
	$map_group_id, $map_connection_list, $arrayLayers) {
		
	process_sql_update('tgis_map',
		array('map_name' => $map_name,
			'initial_longitude' => $map_initial_longitude,
			'initial_latitude' => $map_initial_latitude,
			'initial_altitude' => $map_initial_altitude,
			'zoom_level' => $map_zoom_level,
			'map_background' => $map_background,
			'default_longitude' => $map_default_longitude,
			'default_latitude' => $map_default_latitude,
			'default_altitude' => $map_default_altitude,
			'group_id' => $map_group_id
		),
		array('id_tgis_map' => $idMap));
		
	process_sql_delete('tgis_map_has_tgis_map_connection', array('tgis_map_id_tgis_map' => $idMap));
	
	foreach ($map_connection_list as $map_connection) {
		process_sql_insert('tgis_map_has_tgis_map_connection',
			array(
				'tgis_map_id_tgis_map' => $idMap,
				'tgis_map_connection_id_tmap_connection' => $map_connection['id_conection'],                       
				'default_map_connection' => $map_connection['default']
			)
		);
	}
	
	$listOldIdLayers = get_db_all_rows_sql('SELECT id_tmap_layer FROM tgis_map_layer WHERE tgis_map_id_tgis_map = ' . $idMap);
	if ($listOldIdLayers == false)
		$listOldIdLayers = array();
	foreach($listOldIdLayers as $idLayer) {
		process_sql_delete('tgis_map_layer_has_tagente', array('tgis_map_layer_id_tmap_layer' => $idLayer['id_tmap_layer']));
	}
	
	process_sql_delete('tgis_map_layer', array('tgis_map_id_tgis_map' => $idMap));
	
	foreach ($arrayLayers as $index => $layer) {
		$idLayer = process_sql_insert('tgis_map_layer',
			array(
				'layer_name' => $layer['layer_name'],
				'view_layer' => $layer['layer_visible'],
				'layer_stack_order' => $index,
				'tgis_map_id_tgis_map' => $idMap,
				'tgrupo_id_grupo' => $layer['layer_group']
			)
		);
		
		if (array_key_exists('layer_agent_list', $layer)) {
			if (count($layer['layer_agent_list']) > 0) {
				foreach ($layer['layer_agent_list'] as $agent_name) {
					process_sql_insert('tgis_map_layer_has_tagente',
						array(
							'tgis_map_layer_id_tmap_layer' => $idLayer,
							'tagente_id_agente' => get_agent_id($agent_name)
						)
					);
				}
			}
		}
	}
}

/**
 * Get the configuration parameters of a map connection
 * 
 * @param idConnection: connection identifier for the map
 *
 * @result: An array with all the configuration parameters
 */
 function getConectionConf($idConnection) {
    $confParameters = get_db_row_sql('SELECT * FROM tgis_map_connection WHERE id_tmap_connection = ' . $idConnection);
	return $confParameters;
}

/**
 * Shows the map of an agent in a div with the width and heigth given and the history if asked
 *
 * @param $agent_id: id of the agent as in the table tagente;
 * @param $height: heigth in a string in css format
 * @param $width: width in a string in css format
 * @param $show_history: by default or when this parameter is false in the map the path with the 
 * @param $centerInAgent boolean Default is true, set the map center in the icon agent. 
 * @param $history_time: Number of seconds in the past to show from where to start the history path.
 *
 * @return A div tag with the map and the agent and the history path if asked.
 */
function getAgentMap($agent_id, $heigth, $width, $show_history = false, $centerInAgent = true, $history_time = 86400) {
	$defaultMap = get_db_all_rows_sql("
		SELECT t1.*, t3.conection_name, t3.connection_type, t3.conection_data, t3.num_zoom_levels
		FROM tgis_map AS t1, 
			tgis_map_has_tgis_map_connection AS t2, 
			tgis_map_connection AS t3
		WHERE t1.default_map = 1 AND t2.tgis_map_id_tgis_map = t1.id_tgis_map
			AND t2.default_map_connection = 1
			AND t3.id_tmap_connection = t2.tgis_map_connection_id_tmap_connection");
	$defaultMap = $defaultMap[0];
	
	$agent_position = getDataLastPositionAgent($agent_id);
	if ($agent_position === false) {
		$agentPositionLongitude = $defaultMap['default_longitude'];
		$agentPositionLatitude = $defaultMap['default_latitude'];
		$agentPositionAltitude = $defaultMap['default_altitude'];
	}
	else {
		$agentPositionLongitude = $agent_position['stored_longitude'];
		$agentPositionLatitude = $agent_position['stored_latitude'];
		$agentPositionAltitude = $agent_position['stored_altitude'];
	}
	
	$agent_name = get_agent_name($agent_id);
	
	$conectionData = json_decode($defaultMap['conection_data'], true);
	$baselayers[0]['url'] = $conectionData['url'];
	$baselayers[0]['name'] = $defaultMap['conection_name'];
	$baselayers[0]['typeBaseLayer'] = $conectionData['type'];
	$controls = array('PanZoom', 'ScaleLine', 'Navigation', 'MousePosition', 'OverviewMap');
	
	printMap($agent_name."_agent_map", $defaultMap['zoom_level'],
		$defaultMap['num_zoom_levels'], $defaultMap['initial_latitude'],
		$defaultMap['initial_longitude'], $baselayers, $controls);
		
	makeLayer("layer_for_agent_".$agent_name);
	
	$agent_icon = get_agent_icon_map($agent_id, true);
		
	/* If show_history is true, show the path of the agent */
	if ($show_history) {
		/* TODO: only show the last history_time part of the path */
		addPath("layer_for_agent_".$agent_name,$agent_id);
	}
	
	addPoint("layer_for_agent_".$agent_name, $agent_name, $agentPositionLatitude, $agentPositionLongitude, $agent_icon, 20, 20, $agent_id, 'point_agent_info');
	
	if ($centerInAgent) {
		?>
		<script type="text/javascript">
		$(document).ready (
			function () { 
				var lonlat = new OpenLayers.LonLat(<?php echo $agentPositionLongitude; ?>, <?php echo $agentPositionLatitude; ?>)
					.transform(map.displayProjection, map.getProjectionObject());
				map.setCenter(lonlat, <?php echo $defaultMap['zoom_level']; ?>, false, false);
			});
		</script>
		<?php
	}
}

/**
 * Return a array of images as icons in the /pandora_console/images/gis_map/icons.
 * 
 * @param boolean $fullpath Return as image.png or full path.
 * 
 * @return Array The array is [N][3], where the N index is name base of icon and [N]['ok'] ok image, [N]['bad'] bad image, [N]['warning'] warning image and [N]['default] default image 
 */
function getArrayListIcons($fullpath = true) {
	$return = array();
	$validExtensions = array('jpg', 'jpeg', 'gif', 'png');
	
	$path = '';
	if ($fullpath)
		$path = 'images/gis_map/icons/';
	
	$dir = scandir('images/gis_map/icons/');
	
	foreach ($dir as $index => $item) {
		$chunks = explode('.', $item);
		
		$extension = end($chunks);
		
		if (!in_array($extension, $validExtensions))
			unset($dir[$index]);
	}
	
	foreach ($dir as $item) {
		$chunks = explode('.', $item);
		$extension = end($chunks);
		
		$nameWithoutExtension = str_replace("." . $extension, "", $item);
		$nameClean = str_replace(array('.bad', '.ok', '.warning', '.default'), "", $nameWithoutExtension);
		
		$return[$nameClean]['ok'] = $path . $nameClean . '.ok.png';
		$return[$nameClean]['bad'] = $path . $nameClean . '.bad.png';
		$return[$nameClean]['warning'] = $path . $nameClean . '.warning.png';
		$return[$nameClean]['default'] = $path . $nameClean . '.default.png';
	}
	
	return $return;
}

function validateMapData($map_name, $map_zoom_level,
	$map_initial_longitude, $map_initial_latitude, $map_initial_altitude,
	$map_default_longitude, $map_default_latitude, $map_default_altitude,
	$map_connection_list) {
	$invalidFields = array();
	
	echo "<style type='text/css'>";
	
	//validateMap
	if ($map_name == '') {
		echo "input[name=map_name] {background: #FF5050;}";
		$invalidFields['map_name'] = true;
	}
	
	//validate zoom level
	if ($map_zoom_level == '') {
		echo "input[name=map_zoom_level] {background: #FF5050;}";
		$invalidFields['map_zoom_level'] = true;
	}
	
	//validate map_initial_longitude
	if ($map_initial_longitude == '') {
		echo "input[name=map_initial_longitude] {background: #FF5050;}";
		$invalidFields['map_initial_longitude'] = true;
	}
	
	//validate map_initial_latitude
	if ($map_initial_latitude == '') {
		echo "input[name=map_initial_latitude] {background: #FF5050;}";
		$invalidFields['map_initial_latitude'] = true;
	}
	
	//validate map_initial_altitude
	if ($map_initial_altitude == '') {
		echo "input[name=map_initial_altitude] {background: #FF5050;}";
		$invalidFields['map_initial_altitude'] = true;
	}
	
	//validate map_default_longitude
	if ($map_default_longitude == '') {
		echo "input[name=map_default_longitude] {background: #FF5050;}";
		$invalidFields['map_default_longitude'] = true;
	}
	
	//validate map_default_latitude
	if ($map_default_latitude == '') {
		echo "input[name=map_default_latitude] {background: #FF5050;}";
		$invalidFields['map_default_latitude'] = true;
	}
	
	//validate map_default_altitude
	if ($map_default_altitude == '') {
		echo "input[name=map_default_altitude] {background: #FF5050;}";
		$invalidFields['map_default_altitude'] = true;
	}
	
	//validate map_default_altitude
	if ($map_connection_list == '') {
		$invalidFields['map_connection_list'] = true;
	}

	echo "</style>";
	
	return $invalidFields;
}

/**
 * Get all data (connections, layers with agents) of a map passed as id.
 * 
 * @param integer $idMap The id of map in database.
 * 
 * @return Array Return a asociative array whith the items 'map', 'connections' and 'layers'. And in 'layers' has data and item 'agents'.
 */
function getMapData($idMap) {
	$returnVar = array();
	
	$map = get_db_row('tgis_map', 'id_tgis_map', $idMap);
	$connections = get_db_all_rows_sql('SELECT tgis_map_connection_id_tmap_connection AS id_conection,
			default_map_connection AS `default`
		FROM tgis_map_has_tgis_map_connection WHERE tgis_map_id_tgis_map = '. $map['id_tgis_map']);
	$layers = get_db_all_rows_sql('SELECT id_tmap_layer, layer_name, tgrupo_id_grupo AS layer_group, view_layer AS layer_visible FROM tgis_map_layer WHERE tgis_map_id_tgis_map = ' . $map['id_tgis_map']);
	if ($layers === false) $layers = array();
	
	foreach ($layers as $index => $layer) {
		$agents = get_db_all_rows_sql('SELECT nombre
			FROM tagente
			WHERE id_agente IN (SELECT tagente_id_agente FROM tgis_map_layer_has_tagente WHERE tgis_map_layer_id_tmap_layer = ' . $layer['id_tmap_layer'] . ')');
		if ($agents !== false)
			$layers[$index]['layer_agent_list'] = $agents;
		else
			$layers[$index]['layer_agent_list'] = array();
	}
	
	$returnVar['map'] = $map;
	$returnVar['connections'] = $connections;
	$returnVar['layers'] = $layers;
	
	return $returnVar;
}

/**
 * This function use in form the "pandora_console/godmode/gis_maps/configure_gis_map.php"
 * in the case of edit a map or when there are any error in save new map. Because this function
 * return a html code that it has the rows of connections.
 * 
 * @param Array $map_connection_list The list of map connections for convert a html.
 * 
 * @return String The html source code.
 */
function addConectionMapsInForm($map_connection_list) {
	$returnVar = '';
	
	foreach ($map_connection_list as $mapConnection) {
		$mapConnectionRowDB = getMapConnection($mapConnection['id_conection']);
		
		if ($mapConnection['default']) {
			$radioButton = print_radio_button_extended('map_connection_default', $mapConnection['id_conection'], '', $mapConnection['id_conection'], false, 'changeDefaultConection(this.value)', '', true);
		}
		else
			$radioButton = print_radio_button_extended('map_connection_default', $mapConnection['id_conection'], '', null, false, 'changeDefaultConection(this.value)', '', true);
		
		$returnVar .= '
			<tbody id="map_connection_' . $mapConnection['id_conection'] . '">
				<tr class="row_0">
					<td>' . print_input_text ('map_connection_name_' . $mapConnection['id_conection'], $mapConnectionRowDB['conection_name'], '', 20, 40, true, true) . '</td>
					<td>' . $radioButton . '</td>
					<td><a id="delete_row" href="javascript: deleteConnectionMap(\'' . $mapConnection['id_conection'] . '\')"><img src="images/cross.png" alt=""></a></td>
				</tr>
			</tbody>
			<script type="text/javascript">
			connectionMaps.push(' . $mapConnection['id_conection'] . ');
			</script>
			';
	}
	
	return $returnVar;
}

/**
 * This function use in form the "pandora_console/godmode/gis_maps/configure_gis_map.php"
 * in the case of edit a map or when there are any error in save new map. Because this function
 * return a html code that it has the rows of layers of map.
 * 
 * @param Array $layer_list The list of layers for convert a html.
 * 
 * @return String The html source code.
 */
function addLayerList($layer_list) {
	$returnVar = '';
	
	$count = 0;
	foreach ($layer_list as $layer) {
		//Create the layer temp form as it was in the form
		$layerTempForm = array();
		$layerTempForm['layer_name'] = $layer['layer_name'];
		$layerTempForm['layer_group'] = $layer['layer_group'];
		$layerTempForm['layer_visible'] = $layer['layer_visible'];
		if (array_key_exists('layer_agent_list', $layer)) {
			foreach($layer['layer_agent_list'] as $agent) {
				$layerTempForm['layer_agent_list'][] = $agent;
			}
		}
		
		$layerDataJSON = json_encode($layerTempForm);
		
		$returnVar .= '
			<tbody id="layer_item_' . $count . '">
				<tr>
					<td class="col1">' . $layer['layer_name'] . '</td>
					<td class="up_arrow"><a id="up_arrow" href="javascript: upLayer(' . $count . ');"><img src="images/up.png" alt=""></a></td>
					<td class="down_arrow"><a id="down_arrow" href="javascript: downLayer(' . $count . ');"><img src="images/down.png" alt=""></a></td>
					<td class="col3">
						<a id="edit_layer" href="javascript: editLayer(' . $count . ');"><img src="images/config.png" alt="" /></a>
					</td>
					<td class="col4">
						<input type="hidden" name="layer_values_' . $count . '" value=\'' . $layerDataJSON . '\' id="layer_values_' . $count . '" />
						<a id="delete_row" href="javascript: deleteLayer(' . $count . ')"><img src="images/cross.png" alt=""></a>
					</td>
				</tr>
			</tbody>
			<script type="text/javascript">
				layerList.push(countLayer);
				countLayer++;
				updateArrowLayers();
			</script>';
		
		$count ++;
	}
	
	return $returnVar;
}
?>