/**
* {@inheritdoc}
*/
function jsonSerialize()
{
$totals = $this->result->getTotalsForAllResults();
$sanitizedTotals = array();
foreach ($totals as $key => $value) {
$replacedKey = str_replace(':', '_', $key);
$sanitizedTotals[$replacedKey] = $value;
}
$columnHeaders = $this->result->getColumnHeaders();
foreach ($columnHeaders as &$columnHeader) {
$columnHeader['name'] = str_replace(':', '_', $columnHeader['name']);
}
$rows = $this->result->getRows();
if (!is_array($rows)) {
$rows = array();
}
$sanitizedRows = array();
foreach ($rows as $rowIndex => $row) {
foreach ($row as $columnIndex => $columnValue) {
$columnName = $columnHeaders[$columnIndex]['name'];
if ($columnName === 'ga_date') {
$columnValue = substr($columnValue, 0, 4) . '-' . substr($columnValue, 4, 2) . '-' . substr($columnValue, 6, 2);
}
$sanitizedRows[$rowIndex][$columnName] = $columnValue;
}
// The simple case that we have 2 columns with 1 dimension and 1 metric
if (count($columnHeaders) == 2 && $columnHeaders[0]['columnType'] === 'DIMENSION' && $columnHeaders[1]['columnType'] === 'METRIC') {
$sanitizedTotal = $sanitizedTotals[$columnHeaders[1]['name']];
if ($sanitizedTotal > 0) {
$sanitizedRows[$rowIndex]['percent'] = round($row[1] / $sanitizedTotal * 100, 2);
} else {
$sanitizedRows[$rowIndex]['percent'] = 0;
}
}
}
return array('totals' => $sanitizedTotals, 'rows' => $sanitizedRows);
}
/**
* @test
*/
public function jsonSerializeWithZeroTotalReturnsZeroPercent()
{
$data = new \Google_Service_Analytics_GaData();
$data->setColumnHeaders(array(array('name' => 'ga:userType', 'columnType' => 'DIMENSION'), array('name' => 'ga:sessions', 'columnType' => 'METRIC')));
$data->setTotalsForAllResults(array('ga:sessions' => 0));
$data->setRows(array(array(0, 0)));
$result = new DataResult($data);
$serializableValue = $result->jsonSerialize();
$this->assertArrayHasKey('rows', $serializableValue);
$this->assertArrayHasKey(0, $serializableValue['rows']);
$this->assertArrayHasKey('percent', $serializableValue['rows'][0]);
$this->assertSame(0, $serializableValue['rows'][0]['percent'], 'Value for rows.0.percent should match');
}
