echo elgg_view('output/longtext', array('value' => elgg_echo('plugins:admin:trends:help')));
echo elgg_view_form('plugins/admin/plugin_select', array('action' => current_page_url(), 'method' => 'get'));
// default parameters for downloads plot
$num_days = 30;
$guid = (int) get_input('guid', 0);
if ($guid != 0) {
$num_days = 0;
}
if ($guid) {
$project = get_entity($guid);
echo "<h4>" . elgg_echo('plugins:admin:trends:single', array($plugin->title)) . "</h4>";
} else {
echo "<h4>" . elgg_echo('plugins:admin:trends:all') . "</h4>";
}
$histogram = get_downloads_histogram($guid, $num_days);
// create string for flot
$plot_string = '';
foreach ($histogram as $k => $v) {
$plot_string .= "[{$k}, {$v}],";
}
$plot_string = rtrim($plot_string, ',');
?>
<div id="plugins_download_plot" data-plot="[<?php
echo $plot_string;
?>
]"></div>
<?php
elgg_require_js('elgg/community_plugins/plugin_trends');
if ($guid) {
<?php
/**
* Finds daily download total outliers and replaces them with the median
*/
namespace Elgg\CommunityPlugins;
$guid = get_input('guid');
if (!$guid) {
register_error(elgg_echo('plugins:action:normalize:invalid_guid'));
forward(REFERER);
}
$preview = get_input('preview', FALSE);
$downloads = get_downloads_histogram($guid, 0);
$mean = array_sum($downloads) / count($downloads);
$std_dev = 0;
foreach ($downloads as $count) {
$std_dev += ($count - $mean) * ($count - $mean);
}
$std_dev /= count($downloads);
$std_dev = sqrt($std_dev);
// calculate cutoff - 95% assuming Gaussian distribution
$cutoff = $mean + 2 * $std_dev;
// calculate median
sort($downloads);
$median = $downloads[(int) round(0.5 * count($downloads))];
// delete annotations beyond the daily cutoff - there must be a better way to do this
// This does not process the last day
$options = array('guid' => $guid, 'type' => 'object', 'subtype' => 'plugin_project', 'annotation_name' => 'download', 'limit' => 0, 'order_by' => 'n_table.time_created asc');
$downloads = elgg_get_annotations($options);
$start_date = $downloads[0]->time_created;
