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cigamit
d2ab6ff1b3
properly parse $_REQUEST['image_format'] and properly force to 'png' for reports.
125 lines
4.4 KiB
PHP
125 lines
4.4 KiB
PHP
<?php
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/*
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+-------------------------------------------------------------------------+
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| Copyright (C) 2004-2015 The Cacti Group |
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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 General Public License |
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| as published by the Free Software Foundation; either version 2 |
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| of the License, or (at your option) any later version. |
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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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| Cacti: The Complete RRDTool-based Graphing Solution |
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+-------------------------------------------------------------------------+
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| This code is designed, written, and maintained by the Cacti Group. See |
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| about.php and/or the AUTHORS file for specific developer information. |
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+-------------------------------------------------------------------------+
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| http://www.cacti.net/ |
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+-------------------------------------------------------------------------+
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*/
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/* since we'll have additional headers, tell php when to flush them */
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ob_start();
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$guest_account = true;
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include('./include/auth.php');
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include_once('./lib/rrd.php');
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api_plugin_hook_function('graph_image');
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/* ================= input validation ================= */
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input_validate_input_number(get_request_var_request('graph_start'));
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input_validate_input_number(get_request_var_request('graph_end'));
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input_validate_input_number(get_request_var_request('graph_height'));
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input_validate_input_number(get_request_var_request('graph_width'));
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input_validate_input_number(get_request_var_request('local_graph_id'));
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input_validate_input_number(get_request_var_request('rra_id'));
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/* ==================================================== */
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if (!is_numeric(get_request_var_request('local_graph_id'))) {
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die_html_input_error();
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}
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if (!is_numeric(get_request_var_request('local_graph_id'))) {
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die_html_input_error();
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}
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$graph_data_array = array();
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// Determine the graph type of the output
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if (!isset($_REQUEST['image_format'])) {
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$type = db_fetch_cell('SELECT image_format_id FROM graph_templates_graph WHERE local_graph_id=' . $_REQUEST['local_graph_id']);
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switch($type) {
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case '1':
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$gtype = 'png';
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break;
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case '3':
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$gtype = 'svg+xml';
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break;
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}
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}else{
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switch(strtolower(get_request_var_request('image_format'))) {
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case 'png':
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$gtype = 'png';
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break;
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case 'svg':
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$gtype = 'svg+xml';
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break;
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default:
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$gtype = 'png';
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break;
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}
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}
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$graph_data_array['image_format'] = $gtype;
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header('Content-type: image/'. $gtype);
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/* flush the headers now */
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ob_end_clean();
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session_write_close();
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/* override: graph start time (unix time) */
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if (!empty($_REQUEST['graph_start']) && $_REQUEST['graph_start'] < 1600000000) {
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$graph_data_array['graph_start'] = $_REQUEST['graph_start'];
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}
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/* override: graph end time (unix time) */
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if (!empty($_REQUEST['graph_end']) && $_REQUEST['graph_end'] < 1600000000) {
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$graph_data_array['graph_end'] = $_REQUEST['graph_end'];
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}
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/* override: graph height (in pixels) */
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if (!empty($_REQUEST['graph_height']) && $_REQUEST['graph_height'] < 3000) {
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$graph_data_array['graph_height'] = $_REQUEST['graph_height'];
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}
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/* override: graph width (in pixels) */
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if (!empty($_REQUEST['graph_width']) && $_REQUEST['graph_width'] < 3000) {
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$graph_data_array['graph_width'] = $_REQUEST['graph_width'];
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}
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/* override: skip drawing the legend? */
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if (!empty($_REQUEST['graph_nolegend'])) {
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$graph_data_array['graph_nolegend'] = $_REQUEST['graph_nolegend'];
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}
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/* print RRDTool graph source? */
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if (!empty($_REQUEST['show_source'])) {
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$graph_data_array['print_source'] = $_REQUEST['show_source'];
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}
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/* disable cache check */
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if (isset($_REQUEST['disable_cache'])) {
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$graph_data_array['disable_cache'] = true;
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}
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print @rrdtool_function_graph($_REQUEST['local_graph_id'], (array_key_exists('rra_id', $_REQUEST) ? $_REQUEST['rra_id'] : null), $graph_data_array);
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