function export() {
global $config;
/* count how many graphs are created */
$total_graphs_created = 0;
if (!file_exists(read_config_option("path_html_export"))) {
export_fatal("Export path '" . read_config_option("path_html_export") . "' does not exist! Export can not continue.");
}
export_log("Running graph export");
$cacti_root_path = $config["base_path"];
$cacti_export_path = read_config_option("path_html_export");
if (substr_count($cacti_root_path, $cacti_export_path) ||
(substr_count($cacti_export_path, $cacti_root_path))) {
export_fatal("Export path '" . read_config_option("path_html_export") . "' is to closely related to the Cacti web root. You must be out of your mind.");
}
/* delete all files and directories in the cacti_export_path */
del_directory($cacti_export_path, false);
/* test how will the export will be made */
if (read_config_option('export_presentation') == 'tree') {
export_log("Running graph export with tree organization");
$total_graphs_created = tree_export();
}else {
/* copy the css/images on the first time */
if (file_exists("$cacti_export_path/main.css") == false) {
copy("$cacti_root_path/include/main.css", "$cacti_export_path/main.css");
copy("$cacti_root_path/images/tab_cacti.gif", "$cacti_export_path/tab_cacti.gif");
copy("$cacti_root_path/images/cacti_backdrop.gif", "$cacti_export_path/cacti_backdrop.gif");
copy("$cacti_root_path/images/transparent_line.gif", "$cacti_export_path/transparent_line.gif");
copy("$cacti_root_path/images/shadow.gif", "$cacti_export_path/shadow.gif");
}
/* if the index file already exists, delete it */
check_remove($cacti_export_path . "/index.html");
/* open pointer to the new index file */
$fp_index = fopen($cacti_export_path . "/index.html", "w");
/* get a list of all graphs that need exported */
$graphs = db_fetch_assoc("select
graph_templates_graph.id,
graph_templates_graph.local_graph_id,
graph_templates_graph.height,
graph_templates_graph.width,
graph_templates_graph.title_cache,
graph_templates.name,
graph_local.host_id
from graph_templates_graph
left join graph_templates on (graph_templates_graph.graph_template_id=graph_templates.id)
left join graph_local on (graph_templates_graph.local_graph_id=graph_local.id)
where graph_templates_graph.local_graph_id!=0 and graph_templates_graph.export='on'
order by graph_templates_graph.title_cache");
$rras = db_fetch_assoc("select
rra.id,
rra.name
from rra
order by steps");
/* write the html header data to the index file */
fwrite($fp_index, HTML_HEADER);
fwrite($fp_index, HTML_GRAPH_HEADER_ONE);
fwrite($fp_index, "<strong>Displaying " . sizeof($graphs) . " Exported Graph" . ((sizeof($graphs) > 1) ? "s" : "") . "</strong>");
fwrite($fp_index, HTML_GRAPH_HEADER_TWO);
/* open a pipe to rrdtool for writing */
$rrdtool_pipe = rrd_init();
/* for each graph... */
$i = 0; $k = 0;
if ((sizeof($graphs) > 0) && (sizeof($rras) > 0)) {
foreach ($graphs as $graph) {
check_remove($cacti_export_path . "/thumb_" . $graph["local_graph_id"] . ".png");
check_remove($cacti_export_path . "/graph_" . $graph["local_graph_id"] . ".html");
/* settings for preview graphs */
$graph_data_array["graph_height"] = "100";
$graph_data_array["graph_width"] = "300";
$graph_data_array["graph_nolegend"] = true;
$graph_data_array["export"] = true;
$graph_data_array["export_filename"] = "thumb_" . $graph["local_graph_id"] . ".png";
rrdtool_function_graph($graph["local_graph_id"], 0, $graph_data_array, $rrdtool_pipe);
$total_graphs_created++;
/* generate html files for each graph */
$fp_graph_index = fopen($cacti_export_path . "/graph_" . $graph["local_graph_id"] . ".html", "w");
fwrite($fp_graph_index, HTML_HEADER);
fwrite($fp_graph_index, HTML_GRAPH_HEADER_ONE);
fwrite($fp_graph_index, "<strong>Graph - " . $graph["title_cache"] . "</strong>");
fwrite($fp_graph_index, HTML_GRAPH_HEADER_TWO);
fwrite($fp_graph_index, "<td>");
/* reset vars for actual graph image creation */
reset($rras);
unset($graph_data_array);
/* generate graphs for each rra */
foreach ($rras as $rra) {
$graph_data_array["export"] = true;
$graph_data_array["export_filename"] = "graph_" . $graph["local_graph_id"] . "_" . $rra["id"] . ".png";
rrdtool_function_graph($graph["local_graph_id"], $rra["id"], $graph_data_array, $rrdtool_pipe);
$total_graphs_created++;
/* write image related html */
fwrite($fp_graph_index, "<div align=center><img src='graph_" . $graph["local_graph_id"] . "_" . $rra["id"] . ".png' border=0></div>\n
<div align=center><strong>" . $rra["name"] . "</strong></div><br>");
}
fwrite($fp_graph_index, "</td>");
fwrite($fp_graph_index, HTML_GRAPH_FOOTER);
fwrite($fp_graph_index, HTML_FOOTER);
fclose($fp_graph_index);
/* main graph page html */
fwrite($fp_index, "<td align='center' width='" . (98 / 2) . "%'><a href='graph_" . $graph["local_graph_id"] . ".html'><img src='thumb_" . $graph["local_graph_id"] . ".png' border='0' alt='" . $graph["title_cache"] . "'></a></td>\n");
$i++;
$k++;
if (($i == 2) && ($k < count($graphs))) {
$i = 0;
fwrite($fp_index, "</tr><tr>");
}
}
}else{ fwrite($fp_index, "<td><em>No Graphs Found.</em></td>");
}
/* close the rrdtool pipe */
rrd_close($rrdtool_pipe);
fwrite($fp_index, HTML_GRAPH_FOOTER);
fwrite($fp_index, HTML_FOOTER);
fclose($fp_index);
}
return $total_graphs_created;
}
function export()
{
global $config;
/* count how many graphs are created */
$total_graphs_created = 0;
$cacti_root_path = $config["base_path"];
$cacti_export_path = read_config_option("path_html_export");
/* if the path is not a directory, don't continue */
if (!is_dir($cacti_export_path)) {
export_fatal("Export path '" . $cacti_export_path . "' does not exist! Export can not continue.");
}
/* blank paths are not good */
if (strlen($cacti_export_path) == 0) {
export_fatal("Export path is null! Export can not continue.");
}
/* can not be the web root */
if (strcasecmp($cacti_root_path, $cacti_export_path) == 0 && read_config_option("export_type") == "local") {
export_fatal("Export path '" . $cacti_export_path . "' is the Cacti web root. Can not continue.");
}
/* can not be a parent of the Cacti web root */
if (strncasecmp($cacti_root_path, $cacti_export_path, strlen($cacti_export_path)) == 0) {
export_fatal("Export path '" . $cacti_export_path . "' is a parent folder from the Cacti web root. Can not continue.");
}
/* check for bad directories within the cacti path */
if (strcasecmp($cacti_root_path, $cacti_export_path) < 0) {
$cacti_system_paths = array("include", "lib", "install", "rra", "log", "scripts", "plugins", "images", "resource");
foreach ($cacti_system_paths as $cacti_system_path) {
if (substr_count(strtolower($cacti_export_path), strtolower($cacti_system_path)) > 0) {
export_fatal("Export path '" . $cacti_export_path . "' is potentially within a Cacti system path '" . $cacti_system_path . "'. Can not continue.");
}
}
}
/* don't allow to export to system paths */
$system_paths = array("/boot", "/lib", "/usr", "/usr/bin", "/bin", "/sbin", "/usr/sbin", "/usr/lib", "/var/lib", "/root", "/etc", "windows", "winnt", "program files");
foreach ($system_paths as $system_path) {
if (substr($system_path, 0, 1) == "/") {
if ($system_path == substr($cacti_export_path, 0, strlen($system_path))) {
export_fatal("Export path '" . $cacti_export_path . "' is within a system path '" . $system_path . "'. Can not continue.");
}
} elseif (substr_count(strtolower($cacti_export_path), strtolower($system_path)) > 0) {
export_fatal("Export path '" . $cacti_export_path . "' is within a system path '" . $system_path . "'. Can not continue.");
}
}
export_log("Running graph export");
/* delete all files and directories in the cacti_export_path */
del_directory($cacti_export_path, false);
/* test how will the export will be made */
if (read_config_option('export_presentation') == 'tree') {
export_log("Running graph export with tree organization");
$total_graphs_created = tree_export();
} else {
export_log("Running graph export with legacy organization");
$total_graphs_created = classical_export($cacti_root_path, $cacti_export_path);
}
return $total_graphs_created;
}
