";
// Set some containers to legend, graph, timestamp tooltip, etc.
$return .= "
";
if ($menu) {
$threshold = false;
if ($yellow_threshold != 0 || $red_threshold != 0) {
$threshold = true;
}
$nbuttons = 3;
if ($threshold) {
$nbuttons++;
}
$menu_width = 25 * $nbuttons + 15;
$return .= "";
}
$return .= "
";
$return .= "
";
if ($menu) {
$height = 100;
}
else {
$height = 1;
}
$return .= "
";
if ($water_mark != '') {
$return .= "
";
$watermark = 'true';
}
else {
$watermark = 'false';
}
// Set a weird separator to serialize and unserialize passing data from php to javascript
$separator = ';;::;;';
$separator2 = ':,:,,,:,:';
// Transform data from our format to library format
$legend2 = array();
$labels = array();
$a = array();
$vars = array();
$serie_types2 = array();
$colors = array();
$index = array_keys(reset($chart_data));
foreach ($index as $serie_key) {
if (isset($color[$serie_key])) {
$colors[] = $color[$serie_key]['color'];
}
else {
$colors[] = '';
}
}
foreach ($chart_data as $label => $values) {
$labels[] = io_safe_output($label);
foreach($values as $key => $value) {
$jsvar = "data_" . $graph_id . "_" . $key;
if (!isset($serie_types[$key])) {
switch ($type) {
case 'line_simple':
case 'line_stacked':
$serie_types2[$jsvar] = 'line';
break;
case 'area_simple':
case 'area_stacked':
default:
$serie_types2[$jsvar] = 'area';
break;
}
}
else {
$serie_types2[$jsvar] = $serie_types[$key];
}
if ($serie_types2[$jsvar] == 'points' && $value == 0) {
$data[$jsvar][] = 'null';
}
else {
$data[$jsvar][] = $value;
}
if (!isset($legend[$key])) {
$legend2[$jsvar] = 'null';
}
else {
$legend2[$jsvar] = $legend[$key];
}
}
}
// Store data series in javascript format
$jsvars = '';
$jsseries = array();
$values2 = array();
$i = 0;
$max_x = 0;
foreach ($data as $jsvar => $values) {
$n_values = count($values);
if ($n_values > $max_x) {
$max_x = $n_values;
}
$values2[] = implode($separator,$values);
$i ++;
}
$values = implode($separator2, $values2);
// Max is "n-1" because start with 0
$max_x--;
$extra_width = (int)($width / 3);
$return .= "";
// Process extra data
$events = array();
$event_ids = array();
$alerts = array();
$alert_ids = array();
$legend_events = '';
$legend_alerts = '';
if (empty($chart_extra_data)) {
$chart_extra_data = array();
}
foreach ($chart_extra_data as $i => $data) {
switch ($i) {
case 'legend_alerts':
$legend_alerts = $data;
break;
case 'legend_events':
$legend_events = $data;
break;
default:
if (isset($data['events'])) {
$event_ids[] = $i;
$events[$i] = $data['events'];
}
if (isset($data['alerts'])) {
$alert_ids[] = $i;
$alerts[$i] = $data['alerts'];
}
break;
}
}
// Store serialized data to use it from javascript
$events = implode($separator,$events);
$event_ids = implode($separator,$event_ids);
$alerts = implode($separator,$alerts);
$alert_ids = implode($separator,$alert_ids);
$labels = implode($separator,$labels);
if (!empty($long_index)) {
$labels_long = implode($separator, $long_index);
}
else {
$labels_long = $labels;
}
if (!empty($legend)) {
$legend = io_safe_output(implode($separator, $legend));
}
$serie_types = implode($separator, $serie_types2);
$colors = implode($separator, $colors);
// transform into string to pass to javascript
if ($force_integer) {
$force_integer = 'true';
}
else {
$force_integer = 'false';
}
// Trick to get translated string from javascript
$return .= html_print_input_hidden('unknown_text', __('Unknown'),
true);
// Javascript code
$return .= "";
// Parent layer
$return .= "
![".__(](".$homeurl."images/zoom_cross_grey.disabled.png "\".__(")
";
if ($threshold) {
$return .= " ![".__(](".$homeurl."images/chart_curve_threshold.png "\".__(")
";
}
$return .= "
![" . __(](" . $homeurl . "images/chart_curve_overview.png "\".__(")
";
// Export buttons
$return .= " ![".__(](".$homeurl."images/csv_grey.png "\".__(")
";
// Button disabled. This feature works, but seems that is not useful enough to the final users.
//$return .= " ![".__(](".$homeurl."images/json.png "\".__(")
";
$return .= "