public static function export(array $data)
{
global $wgOut;
// Disables MediaWiki output
$wgOut->disable();
// Gets current path
$path = DataCenterPage::getPath();
// Gets time in a nice format
$date = date('Y-m-d');
$fileName = DataCenterUI::message('datacenter') . ' - ' . DataCenterUI::message('label', 'export-type', DataCenterUI::message('type', $data['meta']['type']) . ' ' . DataCenterUI::message('category', $data['meta']['category'])) . ' - ' . $date . '.' . $data['meta']['format'];
// Sets headers for downloading CSV file
header('Content-type: application/octet-stream');
header("Content-Disposition: attachment; filename=\"{$fileName}\"");
$rows = DataCenterDB::getRows('DataCenterDBRow', $data['meta']['category'], $data['meta']['type']);
$useMeta = $data['meta']['include-meta'] == 1 && ($data['meta']['category'] == 'facility' && DataCenterDB::isFacilityType($data['meta']['type']) || $data['meta']['category'] == 'asset' && DataCenterDB::isAssetType($data['meta']['type']) || $data['meta']['category'] == 'model' && DataCenterDB::isModelType($data['meta']['type']));
if ($data['meta']['format'] == 'csv') {
$metaFieldsTable = null;
$lines = array();
$fieldNames = '';
$first = true;
foreach ($rows as $row) {
$line = '';
$fields = $row->get();
foreach ($fields as $field => $value) {
$line .= self::exportValue($value);
}
if ($first) {
foreach ($fields as $field => $value) {
$fieldNames .= self::exportValue(DataCenterUI::message('field', $field));
}
}
if ($useMeta) {
$component = DataCenterDBComponent::newFromClass('DataCenterDBComponent', $data['meta']['category'], $data['meta']['type'], $fields);
if (!$metaFieldsTable) {
$metaFields = $component->getMetaFields();
$metaFieldsTable = array();
foreach ($metaFields as $metaField) {
$metaFieldsTable[] = $metaField->get('field');
}
if ($first) {
foreach ($metaFields as $metaField) {
$fieldNames .= self::exportValue($metaField->get('name'));
}
}
}
$metaValues = $component->getMetaValues();
$metaValuesTable = array();
foreach ($metaValues as $metaValue) {
$metaValuesTable[$metaValue->get('field')] = $metaValue->get('value');
}
foreach ($metaFieldsTable as $metaField) {
if (isset($metaValuesTable[$metaField])) {
$line .= self::exportValue($metaValuesTable[$metaField]);
} else {
$line .= ',';
}
}
}
$lines[] = rtrim($line, ',') . "\r\n";
$first = false;
}
echo rtrim($fieldNames, ',') . "\r\n";
echo implode($lines);
}
}
/**
* Creates new change from object
* @param component DataCenterDBComponent to create change for
* @param values Array of fields and values for an instance
* of DataCenterDBChange
*/
public static function newFromComponent(DataCenterDBComponent $component, array $values = array())
{
global $wgUser;
return self::newFromValues(array_merge($values, array('timestamp' => wfTimestampNow(), 'user' => $wgUser->getId(), 'component_category' => $component->getCategory(), 'component_type' => $component->getType(), 'component_id' => $component->getId(), 'state' => $component->serialize())));
}
