Files
cacti/lib/api_graph.php
T

174 lines
8.0 KiB
PHP

<?php
/*
+-------------------------------------------------------------------------+
| Copyright (C) 2004-2016 The Cacti Group |
| |
| 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: The Complete RRDTool-based Graphing Solution |
+-------------------------------------------------------------------------+
| This code is designed, written, and maintained by the Cacti Group. See |
| about.php and/or the AUTHORS file for specific developer information. |
+-------------------------------------------------------------------------+
| http://www.cacti.net/ |
+-------------------------------------------------------------------------+
*/
function api_graph_remove($local_graph_id) {
if (empty($local_graph_id)) {
return;
}
db_execute_prepared('DELETE FROM graph_templates_graph WHERE local_graph_id = ?', array($local_graph_id));
db_execute_prepared('DELETE FROM graph_templates_item WHERE local_graph_id = ?', array($local_graph_id));
db_execute_prepared('DELETE FROM graph_tree_items WHERE local_graph_id = ?', array($local_graph_id));
db_execute_prepared('DELETE FROM reports_items WHERE local_graph_id = ?', array($local_graph_id));
db_execute_prepared('DELETE FROM graph_local WHERE id = ?', array($local_graph_id));
db_execute_prepared('DELETE FROM aggregate_graphs_items WHERE local_graph_id = ?', array($local_graph_id));
}
function api_graph_remove_multi($local_graph_ids) {
/* initialize variables */
$ids_to_delete = '';
$i = 0;
/* build the array */
if (sizeof($local_graph_ids)) {
foreach($local_graph_ids as $local_graph_id) {
if ($i == 0) {
$ids_to_delete .= $local_graph_id;
}else{
$ids_to_delete .= ', ' . $local_graph_id;
}
$i++;
if (($i % 1000) == 0) {
db_execute("DELETE FROM graph_templates_graph WHERE local_graph_id IN ($ids_to_delete)");
db_execute("DELETE FROM graph_templates_item WHERE local_graph_id IN ($ids_to_delete)");
db_execute("DELETE FROM graph_tree_items WHERE local_graph_id IN ($ids_to_delete)");
db_execute("DELETE FROM reports_items WHERE local_graph_id IN ($ids_to_delete)");
db_execute("DELETE FROM graph_local WHERE id IN ($ids_to_delete)");
db_execute("DELETE FROM aggregate_graphs_items WHERE local_graph_id IN ($ids_to_delete)");
$i = 0;
$ids_to_delete = '';
}
}
if ($i > 0) {
db_execute("DELETE FROM graph_templates_graph WHERE local_graph_id IN ($ids_to_delete)");
db_execute("DELETE FROM graph_templates_item WHERE local_graph_id IN ($ids_to_delete)");
db_execute("DELETE FROM graph_tree_items WHERE local_graph_id IN ($ids_to_delete)");
db_execute("DELETE FROM reports_items WHERE local_graph_id IN ($ids_to_delete)");
db_execute("DELETE FROM graph_local WHERE id IN ($ids_to_delete)");
db_execute("DELETE FROM aggregate_graphs_items WHERE local_graph_id IN ($ids_to_delete)");
}
}
}
/* api_resize_graphs - resizes the selected graph, overriding the template value
@arg $graph_templates_graph_id - the id of the graph to resize
@arg $graph_width - the width of the resized graph
@arg $graph_height - the height of the resized graph
*/
function api_resize_graphs($local_graph_id, $graph_width, $graph_height) {
global $config;
/* get graphs template id */
db_execute_prepared('UPDATE graph_templates_graph SET width = ?, height = ? WHERE local_graph_id = ?', array($graph_width, $graph_height, $local_graph_id));
}
/* api_reapply_suggested_graph_title - reapplies the suggested name to a graph title
@param int $graph_templates_graph_id - the id of the graph to reapply the name to
*/
function api_reapply_suggested_graph_title($local_graph_id) {
global $config;
/* get graphs template id */
$graph_template_id = db_fetch_cell_prepared('SELECT graph_template_id FROM graph_templates_graph WHERE local_graph_id = ?', array($local_graph_id));
/* if a non-template graph, simply return */
if ($graph_template_id == 0) {
return;
}
/* get the host associated with this graph for data queries only
* there's no "reapply suggested title" for "simple" graph templates */
$graph_local = db_fetch_row_prepared('SELECT host_id, graph_template_id, snmp_query_id, snmp_index FROM graph_local WHERE snmp_query_id>0 AND id = ?', array($local_graph_id));
/* if this is not a data query graph, simply return */
if (!isset($graph_local['host_id'])) {
return;
}
/* get data source associated with the graph */
$data_local = db_fetch_cell_prepared('SELECT
data_template_data.local_data_id
FROM (data_template_rrd,data_template_data,graph_templates_item)
WHERE graph_templates_item.task_item_id=data_template_rrd.id
AND data_template_rrd.local_data_id=data_template_data.local_data_id
AND graph_templates_item.local_graph_id = ?
GROUP BY data_template_data.local_data_id', array($local_graph_id));
$snmp_query_graph_id = db_fetch_cell_prepared("SELECT
data_input_data.value from data_input_data
JOIN data_input_fields ON (data_input_data.data_input_field_id=data_input_fields.id)
JOIN data_template_data ON (data_template_data.id = data_input_data.data_template_data_id)
WHERE data_input_fields.type_code = 'output_type'
AND data_template_data.local_data_id = ?", array($data_local));
/* no snmp query graph id found */
if ($snmp_query_graph_id == 0) {
return;
}
/* get the suggested values from the suggested values cache */
$suggested_values = db_fetch_assoc_prepared("SELECT
text,
field_name
FROM snmp_query_graph_sv
WHERE snmp_query_graph_id = ?
AND field_name = 'title'
ORDER BY sequence", array($snmp_query_graph_id));
$suggested_values_graph = array();
if (sizeof($suggested_values) > 0) {
foreach ($suggested_values as $suggested_value) {
/* once we find a match; don't try to find more */
if (!isset($suggested_values_graph{$suggested_value['field_name']})) {
$subs_string = substitute_snmp_query_data($suggested_value['text'], $graph_local['host_id'], $graph_local['snmp_query_id'], $graph_local['snmp_index'], read_config_option('max_data_query_field_length'));
/* if there are no '|' characters, all of the substitutions were successful */
if ((!substr_count($subs_string, '|query'))) {
db_execute_prepared('UPDATE graph_templates_graph SET ' . $suggested_value['field_name'] . ' = ? WHERE local_graph_id = ?', array($suggested_value['text'], $local_graph_id));
/* once we find a working value for this very field, stop */
$suggested_values_graph{$suggested_value['field_name']} = true;
}
}
}
}
}
/* api_get_graphs_from_datasource - get's all graphs related to a data source
@arg $local_data_id - the id of the data source
@returns - array($id => $name_cache) returns the graph id's and names of the graphs
*/
function api_get_graphs_from_datasource($local_data_id) {
return array_rekey(db_fetch_assoc_prepared('SELECT DISTINCT graph_templates_graph.local_graph_id AS id,
graph_templates_graph.title_cache AS name
FROM (graph_templates_graph
INNER JOIN graph_templates_item
ON graph_templates_graph.local_graph_id = graph_templates_item.local_graph_id)
INNER JOIN data_template_rrd
ON graph_templates_item.task_item_id = data_template_rrd.id
WHERE graph_templates_graph.local_graph_id > 0
AND data_template_rrd.local_data_id = ?', array($local_data_id)), 'id', 'name');
}