protected function filter()
{
$copied = clone $this->table;
$filter = new Piwik_DataTable_Filter_Limit($copied, $this->startRowToSummarize);
$newRow = new Piwik_DataTable_Row_DataTableSummary($copied);
$newRow->addColumn('label', $this->labelSummaryRow);
$filter = new Piwik_DataTable_Filter_Limit($this->table, 0, $this->startRowToSummarize);
$this->table->addRow($newRow);
}
/**
* Generates a dataTable given a multidimensional PHP array that associates LABELS to Piwik_DataTableRows
* This is used for the "Actions" DataTable, where a line is the aggregate of all the subtables
* Example: the category /blog has 3 visits because it has /blog/index (2 visits) + /blog/about (1 visit)
*
* @param array $table
* @return Piwik_DataTable
*/
public static function generateDataTable($table)
{
$dataTableToReturn = new Piwik_DataTable();
foreach ($table as $label => $maybeDatatableRow) {
// case the aInfo is a subtable-like array
// it means that we have to go recursively and process it
// then we build the row that is an aggregate of all the children
// and we associate this row to the subtable
if (!$maybeDatatableRow instanceof Piwik_DataTable_Row) {
$subTable = self::generateDataTable($maybeDatatableRow);
$row = new Piwik_DataTable_Row_DataTableSummary($subTable);
$row->setColumns(array('label' => $label) + $row->getColumns());
$row->addSubtable($subTable);
} else {
$row = $maybeDatatableRow;
}
$dataTableToReturn->addRow($row);
}
return $dataTableToReturn;
}
/**
* Traverses a DataTable tree using an array of labels and returns the row
* it finds or false if it cannot find one, and the number of segments of
* the path successfully walked.
*
* If $missingRowColumns is supplied, the specified path is created. When
* a subtable is encountered w/o the queried label, a new row is created
* with the label, and a subtable is added to the row.
*
* @param array $path The path to walk. An array of label values.
* @param array|false $missingRowColumns
* The default columns to use when creating new arrays.
* If this parameter is supplied, new rows will be
* created if labels cannot be found.
* @param int $maxSubtableRows The maximum number of allowed rows in new
* subtables.
* @return array First element is the found row or false. Second element is
* the number of path segments walked. If a row is found, this
* will be == to count($path). Otherwise, it will be the index
* of the path segment that we could not find.
*/
public function walkPath($path, $missingRowColumns = false, $maxSubtableRows = 0)
{
$pathLength = count($path);
$table = $this;
$next = false;
for ($i = 0; $i < $pathLength; ++$i) {
$segment = $path[$i];
$next = $table->getRowFromLabel($segment);
if ($next === false) {
// if there is no table to advance to, and we're not adding missing rows, return false
if ($missingRowColumns === false) {
return array(false, $i);
} else {
$row = new Piwik_DataTable_Row_DataTableSummary();
$row->setColumns(array('label' => $segment) + $missingRowColumns);
$next = $table->addRow($row);
if ($next !== $row) {
// Summary row, has no metadata
$next->deleteMetadata();
return array($next, $i);
}
}
}
$table = $next->getSubtable();
if ($table === false) {
// if the row has no table (and thus no child rows), and we're not adding
// missing rows, return false
if ($missingRowColumns === false) {
return array(false, $i);
} else {
if ($i != $pathLength - 1) {
$table = new Piwik_DataTable();
$table->setMaximumAllowedRows($maxSubtableRows);
$next->setSubtable($table);
// Summary row, has no metadata
$next->deleteMetadata();
}
}
}
}
return array($next, $i);
}
/**
* Generates a dataTable given a multidimensional PHP array that associates LABELS to Piwik_DataTableRows
* This is used for the "Actions" DataTable, where a line is the aggregate of all the subtables
* Example: the category /blog has 3 visits because it has /blog/index (2 visits) + /blog/about (1 visit)
*
* @param array $table
* @param array $parents
* @return Piwik_DataTable
*/
public static function generateDataTable($table, $parents = array())
{
$dataTableToReturn = new Piwik_DataTable();
foreach ($table as $label => $maybeDatatableRow) {
// case the aInfo is a subtable-like array
// it means that we have to go recursively and process it
// then we build the row that is an aggregate of all the children
// and we associate this row to the subtable
if (!$maybeDatatableRow instanceof Piwik_DataTable_Row) {
array_push($parents, array($dataTableToReturn->getId(), $label));
$subTable = self::generateDataTable($maybeDatatableRow, $parents);
$subTable->setParents($parents);
$row = new Piwik_DataTable_Row_DataTableSummary($subTable);
$row->setColumns(array('label' => $label) + $row->getColumns());
$row->addSubtable($subTable);
array_pop($parents);
} else {
$row = $maybeDatatableRow;
}
if ($row->getMetadata('issummaryrow') == true) {
$row->deleteMetadata('issummaryrow');
$dataTableToReturn->addSummaryRow($row);
} else {
$dataTableToReturn->addRow($row);
}
}
return $dataTableToReturn;
}
