128 lines
3.5 KiB
PHP
128 lines
3.5 KiB
PHP
<?php
|
|
/**
|
|
* Piwik - Open source web analytics
|
|
*
|
|
* @link http://piwik.org
|
|
* @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
|
|
*
|
|
*/
|
|
namespace Piwik\Plugins\CoreVisualizations\Visualizations;
|
|
|
|
use Exception;
|
|
use Piwik\Common;
|
|
use Piwik\DataTable;
|
|
use Piwik\Plugin\ViewDataTable;
|
|
|
|
/**
|
|
* Reads the requested DataTable from the API and prepare data for the Sparkline view.
|
|
*
|
|
*/
|
|
class Sparkline extends ViewDataTable
|
|
{
|
|
const ID = 'sparkline';
|
|
|
|
/**
|
|
* @see ViewDataTable::main()
|
|
* @return mixed
|
|
*/
|
|
protected function buildView()
|
|
{
|
|
// If period=range, we force the sparkline to draw daily data points
|
|
$period = Common::getRequestVar('period');
|
|
if ($period == 'range') {
|
|
$_GET['period'] = 'day';
|
|
}
|
|
|
|
$this->loadDataTableFromAPI();
|
|
|
|
// then revert the hack for potentially subsequent getRequestVar
|
|
$_GET['period'] = $period;
|
|
|
|
$values = $this->getValuesFromDataTable($this->dataTable);
|
|
if (empty($values)) {
|
|
$values = array_fill(0, 30, 0);
|
|
}
|
|
|
|
$graph = new \Piwik\Visualization\Sparkline();
|
|
$graph->setValues($values);
|
|
|
|
$height = Common::getRequestVar('height', 0, 'int');
|
|
if (!empty($height)) {
|
|
$graph->setHeight($height);
|
|
}
|
|
|
|
$width = Common::getRequestVar('width', 0, 'int');
|
|
if (!empty($width)) {
|
|
$graph->setWidth($width);
|
|
}
|
|
|
|
$graph->main();
|
|
|
|
return $graph;
|
|
}
|
|
|
|
/**
|
|
* @param DataTable\Map $dataTableMap
|
|
* @param string $columnToPlot
|
|
*
|
|
* @return array
|
|
* @throws \Exception
|
|
*/
|
|
protected function getValuesFromDataTableMap($dataTableMap, $columnToPlot)
|
|
{
|
|
$dataTableMap->applyQueuedFilters();
|
|
|
|
$values = array();
|
|
|
|
foreach ($dataTableMap->getDataTables() as $table) {
|
|
|
|
if ($table->getRowsCount() > 1) {
|
|
throw new Exception("Expecting only one row per DataTable");
|
|
}
|
|
|
|
$value = 0;
|
|
$onlyRow = $table->getFirstRow();
|
|
|
|
if (false !== $onlyRow) {
|
|
if (!empty($columnToPlot)) {
|
|
$value = $onlyRow->getColumn($columnToPlot);
|
|
} // if not specified, we load by default the first column found
|
|
// eg. case of getLastDistinctCountriesGraph
|
|
else {
|
|
$columns = $onlyRow->getColumns();
|
|
$value = current($columns);
|
|
}
|
|
}
|
|
|
|
$values[] = $value;
|
|
}
|
|
|
|
return $values;
|
|
}
|
|
|
|
protected function getValuesFromDataTable($dataTable)
|
|
{
|
|
$columns = $this->config->columns_to_display;
|
|
|
|
$columnToPlot = false;
|
|
|
|
if (!empty($columns)) {
|
|
$columnToPlot = reset($columns);
|
|
if ($columnToPlot == 'label') {
|
|
$columnToPlot = next($columns);
|
|
}
|
|
}
|
|
|
|
// a Set is returned when using the normal code path to request data from Archives, in all core plugins
|
|
// however plugins can also return simple datatable, hence why the sparkline can accept both data types
|
|
if ($this->dataTable instanceof DataTable\Map) {
|
|
$values = $this->getValuesFromDataTableMap($dataTable, $columnToPlot);
|
|
} elseif ($this->dataTable instanceof DataTable) {
|
|
$values = $this->dataTable->getColumn($columnToPlot);
|
|
} else {
|
|
$values = false;
|
|
}
|
|
|
|
return $values;
|
|
}
|
|
}
|