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<?php
/*
+-------------------------------------------------------------------------+
| Copyright (C) 2004 Ian Berry |
| |
| 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; either version 2 |
| of the License, or (at your option) any later version. |
| |
| 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. |
+-------------------------------------------------------------------------+
| cacti: a php-based graphing solution |
+-------------------------------------------------------------------------+
| Most of this code has been designed, written and is maintained by |
| Ian Berry. See about.php for specific developer credit. Any questions |
| or comments regarding this code should be directed to: |
| - iberry@raxnet.net |
+-------------------------------------------------------------------------+
| - raXnet - http://www.raxnet.net/ |
+-------------------------------------------------------------------------+
*/
/* since we'll have additional headers, tell php when to flush them */
ob_start();
$guest_account = true;
include("./include/auth.php");
include_once("./lib/rrd.php");
/* ================= input validation ================= */
input_validate_input_number(get_request_var("graph_start"));
input_validate_input_number(get_request_var("graph_end"));
input_validate_input_number(get_request_var("graph_height"));
input_validate_input_number(get_request_var("graph_width"));
input_validate_input_number(get_request_var("local_graph_id"));
input_validate_input_number(get_request_var("rra_id"));
/* ==================================================== */
header("Content-type: image/png");
/* flush the headers now */
ob_end_flush();
session_write_close();
$graph_data_array = array();
/* override: graph start time (unix time) */
if (!empty($_GET["graph_start"])) {
$graph_data_array["graph_start"] = $_GET["graph_start"];
}
/* override: graph end time (unix time) */
if (!empty($_GET["graph_end"])) {
$graph_data_array["graph_end"] = $_GET["graph_end"];
}
/* override: graph height (in pixels) */
if (!empty($_GET["graph_height"])) {
$graph_data_array["graph_height"] = $_GET["graph_height"];
}
/* override: graph width (in pixels) */
if (!empty($_GET["graph_width"])) {
$graph_data_array["graph_width"] = $_GET["graph_width"];
}
/* override: skip drawing the legend? */
if (!empty($_GET["graph_nolegend"])) {
$graph_data_array["graph_nolegend"] = $_GET["graph_nolegend"];
}
/* print RRDTool graph source? */
if (!empty($_GET["show_source"])) {
$graph_data_array["print_source"] = $_GET["show_source"];
}
print rrdtool_function_graph($_GET["local_graph_id"], $_GET["rra_id"], $graph_data_array);
?>
|
