function admin_head()
{
$zone_id = $this->_config->get_string('cdn.maxcdn.zone_id');
try {
$zone_info = $this->api->get_pull_zone($zone_id);
if (!$zone_info) {
return;
}
$filetypes = $this->api->get_list_of_file_types_per_zone($zone_id);
if (!isset($filetypes['filetypes'])) {
return;
}
} catch (Exception $ex) {
return;
}
$filetypes = $filetypes['filetypes'];
$group_hits = NetDNAPresentation::group_hits_per_filetype_group($filetypes);
$list = array();
$colors = array();
foreach ($group_hits as $group => $hits) {
$list[] = sprintf("['%s', %d]", $group, $hits);
$colors[] = '\'' . NetDNAPresentation::get_file_group_color($group) . '\'';
}
?>
<script type="text/javascript" src="https://www.google.com/jsapi"></script>
<script type="text/javascript">
google.load("visualization", "1", {packages:["corechart"]});
google.setOnLoadCallback(drawChart);
function drawChart() {
var data = google.visualization.arrayToDataTable([
['Filetype', 'Hits'],<?php
echo " ", implode(',', $list);
?>
]);
var chart = new google.visualization.PieChart(document.getElementById('chart_div'));
var options = {colors: [<?php
echo implode(',', $colors);
?>
]};
chart.draw(data, options);
}
</script>
<?php
}
