/** Build DataTable from array and archive it */
private function archiveDataArray($keyword, &$data)
{
$dataTable = new Piwik_DataTable();
foreach ($data as &$row) {
$dataTable->addRow(new Piwik_SiteUsers_ExtendedDataTableRow(array(Piwik_DataTable_Row::COLUMNS => $row)));
}
$name = 'SiteUsers_' . $keyword;
$this->archiveProcessing->insertBlobRecord($name, $dataTable->getSerialized());
destroy($dataTable);
}
function archiveDay($notification)
{
/**
* @var Piwik_ArchiveProcessing_Day
*/
$archiveProcessing = $notification->getNotificationObject();
$funnelDefinitions = Piwik_Funnels_API::getInstance()->getFunnels($archiveProcessing->idsite);
$funnelDefinitions = $this->initializeStepData($funnelDefinitions);
list($funnelDefinitions, $total) = $this->storeRefAndNextUrls($funnelDefinitions, $archiveProcessing);
// Add the calculations of dropout
foreach ($funnelDefinitions as $funnelDefinition) {
$last_index = count($funnelDefinition['steps']) - 1;
$idFunnel = $funnelDefinition['idfunnel'];
$idGoal = $funnelDefinition['idgoal'];
// get the goal conversions grouped by the converting action
$goal_query = $archiveProcessing->queryConversionsBySegment('idaction_url');
$goalConversions = array();
while ($row = $goal_query->fetch()) {
if ($row['idgoal'] == $idGoal) {
$goalConversions[$row['idaction_url']] = $row['nb_conversions'];
}
}
for ($i = 0; $i <= $last_index; $i++) {
$current_step =& $funnelDefinition['steps'][$i];
$idStep = $current_step['idstep'];
// record number of actions for the step
$recordName = Piwik_Funnels::getRecordName('nb_actions', $idFunnel, $idStep);
$archiveProcessing->insertNumericRecord($recordName, $current_step['nb_actions']);
# Remove the previous step urls from the idaction_url_ref array and add their actions to the
# count of actions moving from the previous step to this one
if ($i > 0) {
$previous_step = $funnelDefinition['steps'][$i - 1];
$nb_prev_step_actions = 0;
foreach ($previous_step['idaction_url'] as $key => $value) {
if (isset($current_step['idaction_url_ref'][$key])) {
$nb_prev_step_actions += $current_step['idaction_url_ref'][$key]['value'];
unset($current_step['idaction_url_ref'][$key]);
}
}
$recordName = Piwik_Funnels::getRecordName('nb_next_step_actions', $idFunnel, $previous_step['idstep']);
$archiveProcessing->insertNumericRecord($recordName, $nb_prev_step_actions);
// calculate a percent of people continuing from the previous step to this
$recordName = Piwik_Funnels::getRecordName('percent_next_step_actions', $idFunnel, $previous_step['idstep']);
$archiveProcessing->insertNumericRecord($recordName, $this->percent($nb_prev_step_actions, $previous_step['nb_actions']));
}
if ($i < $last_index) {
$next_step = $funnelDefinition['steps'][$i + 1];
# Remove this step's next actions that are actions for the next funnel step
foreach ($current_step['idaction_url_next'] as $key => $value) {
if (isset($next_step['idaction_url'][$key])) {
unset($current_step['idaction_url_next'][$key]);
}
}
# Archive the next urls that aren't funnel steps
$idActionNext = new Piwik_DataTable();
$exitCount = 0;
foreach ($current_step['idaction_url_next'] as $id => $data) {
$idActionNext->addRowFromSimpleArray($data);
$exitCount += $data['value'];
}
$recordName = Piwik_Funnels::getRecordName('idaction_url_next', $idFunnel, $idStep);
$archiveProcessing->insertBlobRecord($recordName, $idActionNext->getSerialized());
destroy($idActionNext);
# and a sum of exit actions
$recordName = Piwik_Funnels::getRecordName('nb_exit', $idFunnel, $idStep);
$archiveProcessing->insertNumericRecord($recordName, $exitCount);
}
// Archive the referring urls that aren't funnel steps
$idActionRef = new Piwik_DataTable();
$entryCount = 0;
foreach ($current_step['idaction_url_ref'] as $id => $data) {
$idActionRef->addRowFromSimpleArray($data);
$entryCount += $data['value'];
}
$recordName = Piwik_Funnels::getRecordName('idaction_url_ref', $idFunnel, $idStep);
$archiveProcessing->insertBlobRecord($recordName, $idActionRef->getSerialized());
destroy($idActionRef);
# and a sum of entry actions
$recordName = Piwik_Funnels::getRecordName('nb_entry', $idFunnel, $idStep);
$archiveProcessing->insertNumericRecord($recordName, $entryCount);
}
// For the last step, the comparison is the goal itself
$last_step = $funnelDefinition['steps'][$last_index];
$idStep = $last_step['idstep'];
$recordName = Piwik_Funnels::getRecordName('nb_next_step_actions', $idFunnel, $idStep);
$nb_goal_actions = 0;
foreach ($goalConversions as $key => $value) {
if (isset($last_step['idaction_url_next'][$key])) {
$nb_goal_actions += $last_step['idaction_url_next'][$key]['value'];
unset($last_step['idaction_url_next'][$key]);
}
}
$archiveProcessing->insertNumericRecord($recordName, $nb_goal_actions);
$recordName = Piwik_Funnels::getRecordName('percent_next_step_actions', $idFunnel, $idStep);
$archiveProcessing->insertNumericRecord($recordName, $this->percent($nb_goal_actions, $last_step['nb_actions']));
# Archive the next urls that aren't funnel steps
$idActionNext = new Piwik_DataTable();
$exitCount = 0;
foreach ($last_step['idaction_url_next'] as $id => $data) {
$idActionNext->addRowFromSimpleArray($data);
$exitCount += $data['value'];
}
$recordName = Piwik_Funnels::getRecordName('idaction_url_next', $idFunnel, $idStep);
$archiveProcessing->insertBlobRecord($recordName, $idActionNext->getSerialized());
destroy($idActionNext);
# and a sum of exit actions
$recordName = Piwik_Funnels::getRecordName('nb_exit', $idFunnel, $idStep);
$archiveProcessing->insertNumericRecord($recordName, $exitCount);
// Archive the total funnel actions
$recordName = Piwik_Funnels::getRecordName('nb_actions', $idFunnel, false);
$archiveProcessing->insertNumericRecord($recordName, $total);
// What percent of people who visited the first funnel step converted at the end of the funnel?
$recordName = Piwik_Funnels::getRecordName('conversion_rate', $idFunnel, false);
$archiveProcessing->insertNumericRecord($recordName, $this->percent($nb_goal_actions, $funnelDefinition['steps'][0]['nb_actions']));
}
}
/**
* @group Core
* @group DataTable
*/
public function testGetSerializedCallsCleanPostSerialize()
{
$mockedDataTableRow = $this->getMock('Piwik_DataTable_Row', array('cleanPostSerialize'));
$mockedDataTableRow->expects($this->once())->method('cleanPostSerialize');
$dataTableBeingSerialized = new Piwik_DataTable();
$dataTableBeingSerialized->addRow($mockedDataTableRow);
$dataTableBeingSerialized->getSerialized();
}
/**
* General tests that tries to test the normal behaviour of DataTable
*
* We create some tables, add rows, some of the rows link to sub tables
*
* Then we serialize everything, and we check that the unserialize give the same object back
*/
function test_general()
{
/*
* create some fake tables to make sure that the serialized array of the first TABLE
* does not take in consideration those tables
*/
$useless1 = new Piwik_DataTable();
$useless1->addRowFromArray(array(Piwik_DataTable_Row::COLUMNS => array(13)));
/*
* end fake tables
*/
/*
* MAIN TABLE
*/
$table = new Piwik_DataTable();
$subtable = new Piwik_DataTable();
$idtable = $table->getId();
$idsubtable = $subtable->getId();
/*
* create some fake tables to make sure that the serialized array of the first TABLE
* does not take in consideration those tables
* -> we check that the DataTable_Manager is not impacting DataTable
*/
$useless2 = new Piwik_DataTable();
$useless1->addRowFromArray(array(Piwik_DataTable_Row::COLUMNS => array(8487)));
$useless3 = new Piwik_DataTable();
$useless3->addRowFromArray(array(Piwik_DataTable_Row::COLUMNS => array(8487)));
/*
* end fake tables
*/
$row = array(Piwik_DataTable_Row::COLUMNS => array(0 => 1554, 1 => 42, 2 => 657, 3 => 155744), Piwik_DataTable_Row::METADATA => array('logo' => 'test.png'));
$row = new Piwik_DataTable_Row($row);
$table->addRow($row);
$table->addRowFromArray(array(Piwik_DataTable_Row::COLUMNS => array(0 => 1554, 1 => 42), Piwik_DataTable_Row::METADATA => array('url' => 'piwik.org')));
$table->addRowFromArray(array(Piwik_DataTable_Row::COLUMNS => array(0 => 787877888787), Piwik_DataTable_Row::METADATA => array('url' => 'OUPLA ADDED'), Piwik_DataTable_Row::DATATABLE_ASSOCIATED => $subtable));
/*
* SUB TABLE
*/
$row = array(Piwik_DataTable_Row::COLUMNS => array(0 => 1554), Piwik_DataTable_Row::METADATA => array('searchengine' => 'google'));
$subtable->addRowFromArray($row);
$row = array(Piwik_DataTable_Row::COLUMNS => array(0 => 84894), Piwik_DataTable_Row::METADATA => array('searchengine' => 'yahoo'));
$subtable->addRowFromArray($row);
$row = array(Piwik_DataTable_Row::COLUMNS => array(0 => 4898978989), Piwik_DataTable_Row::METADATA => array('searchengine' => 'ask'));
$subtable->addRowFromArray($row);
/*
* SUB SUB TABLE
*/
$subsubtable = new Piwik_DataTable();
$subsubtable->addRowFromArray(array(Piwik_DataTable_Row::COLUMNS => array(245), Piwik_DataTable_Row::METADATA => array('yes' => 'subsubmetadata1')));
$subsubtable->addRowFromArray(array(Piwik_DataTable_Row::COLUMNS => array(13), Piwik_DataTable_Row::METADATA => array('yes' => 'subsubmetadata2')));
$row = array(Piwik_DataTable_Row::COLUMNS => array(0 => 666666666666666), Piwik_DataTable_Row::METADATA => array('url' => 'NEW ROW ADDED'), Piwik_DataTable_Row::DATATABLE_ASSOCIATED => $subsubtable);
$subtable->addRowFromArray($row);
$idsubsubtable = $subsubtable->getId();
$serialized = $table->getSerialized();
$this->assertEqual(array_keys($serialized), array($idsubsubtable, $idsubtable, 0));
$tableAfter = new Piwik_DataTable();
$tableAfter->addRowsFromSerializedArray($serialized[0]);
$this->assertEqual($table->getRows(), $tableAfter->getRows());
$subsubtableAfter = new Piwik_DataTable();
$subsubtableAfter->addRowsFromSerializedArray($serialized[$idsubsubtable]);
$this->assertEqual($subsubtable->getRows(), $subsubtableAfter->getRows());
$this->assertEqual($table, Piwik_DataTable_Manager::getInstance()->getTable($idtable));
$this->assertEqual($subsubtable, Piwik_DataTable_Manager::getInstance()->getTable($idsubsubtable));
}
/**
* @param Piwik_ArchiveProcessing_Day $archiveProcessing
*/
function archiveGeneralGoalMetrics($archiveProcessing)
{
// extra aggregate selects for the visits to conversion report
$visitToConvExtraCols = Piwik_ArchiveProcessing_Day::buildReduceByRangeSelect('visitor_count_visits', self::$visitCountRanges, 'log_conversion', 'vcv');
// extra aggregate selects for the days to conversion report
$daysToConvExtraCols = Piwik_ArchiveProcessing_Day::buildReduceByRangeSelect('visitor_days_since_first', self::$daysToConvRanges, 'log_conversion', 'vdsf');
$query = $archiveProcessing->queryConversionsByDimension(array(), '', array_merge($visitToConvExtraCols, $daysToConvExtraCols));
if ($query === false) {
return;
}
$goals = array();
$visitsToConvReport = array();
$daysToConvReport = array();
// Get a standard empty goal row
$overall = $archiveProcessing->getNewGoalRow($idGoal = 1);
while ($row = $query->fetch()) {
$idgoal = $row['idgoal'];
if (!isset($goals[$idgoal])) {
$goals[$idgoal] = $archiveProcessing->getNewGoalRow($idgoal);
$visitsToConvReport[$idgoal] = new Piwik_DataTable();
$daysToConvReport[$idgoal] = new Piwik_DataTable();
}
$archiveProcessing->updateGoalStats($row, $goals[$idgoal]);
// We don't want to sum Abandoned cart metrics in the overall revenue/conversions/converted visits
// since it is a "negative conversion"
if ($idgoal != Piwik_Tracker_GoalManager::IDGOAL_CART) {
$archiveProcessing->updateGoalStats($row, $overall);
}
// map the goal + visit number of a visitor with the # of conversions that happened on that visit
$table = $archiveProcessing->getSimpleDataTableFromRow($row, Piwik_Archive::INDEX_NB_CONVERSIONS, 'vcv');
$visitsToConvReport[$idgoal]->addDataTable($table);
// map the goal + day number of a visit with the # of conversion that happened on that day
$table = $archiveProcessing->getSimpleDataTableFromRow($row, Piwik_Archive::INDEX_NB_CONVERSIONS, 'vdsf');
$daysToConvReport[$idgoal]->addDataTable($table);
}
// these data tables hold reports for every goal of a site
$visitsToConvOverview = new Piwik_DataTable();
$daysToConvOverview = new Piwik_DataTable();
// Stats by goal, for all visitors
foreach ($goals as $idgoal => $values) {
foreach ($values as $metricId => $value) {
$metricName = Piwik_Archive::$mappingFromIdToNameGoal[$metricId];
$recordName = self::getRecordName($metricName, $idgoal);
$archiveProcessing->insertNumericRecord($recordName, $value);
}
$conversion_rate = $this->getConversionRate($values[Piwik_Archive::INDEX_GOAL_NB_VISITS_CONVERTED], $archiveProcessing);
$recordName = self::getRecordName('conversion_rate', $idgoal);
$archiveProcessing->insertNumericRecord($recordName, $conversion_rate);
// if the goal is not a special goal (like ecommerce) add it to the overview report
if ($idgoal !== Piwik_Tracker_GoalManager::IDGOAL_CART && $idgoal !== Piwik_Tracker_GoalManager::IDGOAL_ORDER) {
$visitsToConvOverview->addDataTable($visitsToConvReport[$idgoal]);
$daysToConvOverview->addDataTable($daysToConvReport[$idgoal]);
}
// visit count until conversion stats
$archiveProcessing->insertBlobRecord(self::getRecordName(self::VISITS_UNTIL_RECORD_NAME, $idgoal), $visitsToConvReport[$idgoal]->getSerialized());
// day count until conversion stats
$archiveProcessing->insertBlobRecord(self::getRecordName(self::DAYS_UNTIL_CONV_RECORD_NAME, $idgoal), $daysToConvReport[$idgoal]->getSerialized());
}
// archive overview reports
$archiveProcessing->insertBlobRecord(self::getRecordName(self::VISITS_UNTIL_RECORD_NAME), $visitsToConvOverview->getSerialized());
$archiveProcessing->insertBlobRecord(self::getRecordName(self::DAYS_UNTIL_CONV_RECORD_NAME), $daysToConvOverview->getSerialized());
// Stats for all goals
$totalAllGoals = array(self::getRecordName('conversion_rate') => $this->getConversionRate($archiveProcessing->getNumberOfVisitsConverted(), $archiveProcessing), self::getRecordName('nb_conversions') => $overall[Piwik_Archive::INDEX_GOAL_NB_CONVERSIONS], self::getRecordName('nb_visits_converted') => $archiveProcessing->getNumberOfVisitsConverted(), self::getRecordName('revenue') => $overall[Piwik_Archive::INDEX_GOAL_REVENUE]);
foreach ($totalAllGoals as $recordName => $value) {
$archiveProcessing->insertNumericRecord($recordName, $value);
}
}
/**
* Helper function that returns the serialized DataTable of the given PHP array.
* The array must have the format of Piwik_DataTable::addRowsFromArrayWithIndexLabel()
* Example: array (
* LABEL => array(col1 => X, col2 => Y),
* LABEL2 => array(col1 => X, col2 => Y),
* )
*
* @param array $array at the given format
* @return array Array with one element: the serialized data table string
*/
public function getDataTableSerialized($array)
{
$table = new Piwik_DataTable();
$table->addRowsFromArrayWithIndexLabel($array);
$toReturn = $table->getSerialized();
return $toReturn;
}
/**
* Build DataTable from array and archive it
* @return id of the datatable
*/
private function archiveDataArray($keyword, &$data, $addSearchTermMetaData = false, $addUrlMetaData = false)
{
$dataTable = new Piwik_DataTable();
foreach ($data as &$row) {
$rowData = array(Piwik_DataTable_Row::COLUMNS => $row);
if ($addSearchTermMetaData) {
$rowData[Piwik_DataTable_Row::METADATA] = array('idSearch' => $row[$addSearchTermMetaData], 'searchTerm' => $row[self::SEARCH_TERM]);
}
if ($addUrlMetaData) {
$rowData[Piwik_DataTable_Row::METADATA]['url'] = $row[self::URL];
}
$dataTable->addRow(new Piwik_SiteSearch_ExtendedDataTableRow($rowData));
}
$id = $dataTable->getId();
$name = 'SiteSearch_' . $keyword;
$this->archiveProcessing->insertBlobRecord($name, $dataTable->getSerialized());
destroy($dataTable);
return $id;
}
/**
* General tests that tries to test the normal behaviour of DataTable
*
* We create some tables, add rows, some of the rows link to sub tables
*
* Then we serialize everything, and we check that the unserialize give the same object back
*/
function test_general()
{
/*
* create some fake tables to make sure that the serialized array of the first TABLE
* does not take in consideration those tables
*/
$useless1 = new Piwik_DataTable();
$useless1->addRowFromArray(array(Piwik_DataTable_Row::COLUMNS => array(13)));
/*
* end fake tables
*/
/*
* MAIN TABLE
*/
$table = new Piwik_DataTable();
$subtable = new Piwik_DataTable();
$idtable = $table->getId();
$idsubtable = $subtable->getId();
/*
* create some fake tables to make sure that the serialized array of the first TABLE
* does not take in consideration those tables
* -> we check that the DataTable_Manager is not impacting DataTable
*/
$useless2 = new Piwik_DataTable();
$useless1->addRowFromArray(array(Piwik_DataTable_Row::COLUMNS => array(8487)));
$useless3 = new Piwik_DataTable();
$useless3->addRowFromArray(array(Piwik_DataTable_Row::COLUMNS => array(8487)));
/*
* end fake tables
*/
$row = array(Piwik_DataTable_Row::COLUMNS => array(0 => 1554, 1 => 42, 2 => 657, 3 => 155744), Piwik_DataTable_Row::METADATA => array('logo' => 'test.png'));
$row = new Piwik_DataTable_Row($row);
$table->addRow($row);
$table->addRowFromArray(array(Piwik_DataTable_Row::COLUMNS => array(0 => 1554, 1 => 42), Piwik_DataTable_Row::METADATA => array('url' => 'piwik.org')));
$table->addRowFromArray(array(Piwik_DataTable_Row::COLUMNS => array(0 => 787877888787.0), Piwik_DataTable_Row::METADATA => array('url' => 'OUPLA ADDED'), Piwik_DataTable_Row::DATATABLE_ASSOCIATED => $subtable));
/*
* SUB TABLE
*/
$row = array(Piwik_DataTable_Row::COLUMNS => array(0 => 1554), Piwik_DataTable_Row::METADATA => array('searchengine' => 'google'));
$subtable->addRowFromArray($row);
$row = array(Piwik_DataTable_Row::COLUMNS => array(0 => 84894), Piwik_DataTable_Row::METADATA => array('searchengine' => 'yahoo'));
$subtable->addRowFromArray($row);
$row = array(Piwik_DataTable_Row::COLUMNS => array(0 => 4898978989.0), Piwik_DataTable_Row::METADATA => array('searchengine' => 'ask'));
$subtable->addRowFromArray($row);
/*
* SUB SUB TABLE
*/
$subsubtable = new Piwik_DataTable();
$subsubtable->addRowFromArray(array(Piwik_DataTable_Row::COLUMNS => array(245), Piwik_DataTable_Row::METADATA => array('yes' => 'subsubmetadata1')));
$subsubtable->addRowFromArray(array(Piwik_DataTable_Row::COLUMNS => array(13), Piwik_DataTable_Row::METADATA => array('yes' => 'subsubmetadata2')));
$row = array(Piwik_DataTable_Row::COLUMNS => array(0 => 666666666666666.0), Piwik_DataTable_Row::METADATA => array('url' => 'NEW ROW ADDED'), Piwik_DataTable_Row::DATATABLE_ASSOCIATED => $subsubtable);
$subtable->addRowFromArray($row);
$idsubsubtable = $subsubtable->getId();
$serialized = $table->getSerialized();
$this->assertEqual(array_keys($serialized), array($idsubsubtable, $idsubtable, 0));
// In the next test we compare an unserialized datatable with its original instance.
// The unserialized datatable rows will have positive DATATABLE_ASSOCIATED ids.
// Positive DATATABLE_ASSOCIATED ids mean that the associated sub-datatables are not loaded in memory.
// In this case, this is NOT true: we know that the sub-datatable is loaded in memory.
// HOWEVER, because of datatable id conflicts happening in the datatable manager, it is not yet
// possible to know, after unserializing a datatable, if its sub-datatables are loaded in memory.
$expectedTableRows = array();
foreach ($table->getRows() as $currentRow) {
$expectedTableRow = clone $currentRow;
$currentRowAssociatedDatatableId = $currentRow->c[Piwik_DataTable_Row::DATATABLE_ASSOCIATED];
if ($currentRowAssociatedDatatableId != null) {
// making DATATABLE_ASSOCIATED ids positive
$expectedTableRow->c[Piwik_DataTable_Row::DATATABLE_ASSOCIATED] = -1 * $currentRowAssociatedDatatableId;
}
$expectedTableRows[] = $expectedTableRow;
}
$tableAfter = new Piwik_DataTable();
$tableAfter->addRowsFromSerializedArray($serialized[0]);
$this->assertEqual($expectedTableRows, $tableAfter->getRows());
$subsubtableAfter = new Piwik_DataTable();
$subsubtableAfter->addRowsFromSerializedArray($serialized[$idsubsubtable]);
$this->assertEqual($subsubtable->getRows(), $subsubtableAfter->getRows());
$this->assertEqual($table, Piwik_DataTable_Manager::getInstance()->getTable($idtable));
$this->assertEqual($subsubtable, Piwik_DataTable_Manager::getInstance()->getTable($idsubsubtable));
}
/**
* Utility function. Gets row count of a set of tables grouped by the 'name' column.
* This is the implementation of the getRowCountsAndSizeBy... functions.
*/
private function getRowCountsByArchiveName($statuses, $getRowSizeMethod, $forceCache = false, $otherSelects = array(), $otherDataTableColumns = array())
{
$extraCols = '';
if (!empty($otherSelects)) {
$extraCols = ', ' . implode(', ', $otherSelects);
}
$cols = array_merge(array('row_count'), $otherDataTableColumns);
$dataTable = new Piwik_DataTable();
foreach ($statuses as $status) {
$dataTableOptionName = $this->getCachedOptionName($status['Name'], 'byArchiveName');
// if option exists && !$forceCache, use the cached data, otherwise create the
$cachedData = Piwik_GetOption($dataTableOptionName);
if ($cachedData !== false && !$forceCache) {
$table = new Piwik_DataTable();
$table->addRowsFromSerializedArray($cachedData);
} else {
// otherwise, create data table & cache it
$sql = "SELECT name as 'label', COUNT(*) as 'row_count'{$extraCols} FROM {$status['Name']} GROUP BY name";
$table = new Piwik_DataTable();
$table->addRowsFromSimpleArray(Piwik_FetchAll($sql));
$reduceArchiveRowName = array($this, 'reduceArchiveRowName');
$table->filter('GroupBy', array('label', $reduceArchiveRowName));
$serializedTables = $table->getSerialized();
$serializedTable = reset($serializedTables);
Piwik_SetOption($dataTableOptionName, $serializedTable);
}
// add estimated_size column
$getEstimatedSize = array($this, $getRowSizeMethod);
$table->filter('ColumnCallbackAddColumn', array($cols, 'estimated_size', $getEstimatedSize, array($status)));
$dataTable->addDataTable($table);
destroy($table);
}
return $dataTable;
}
/**
* Helper function that returns the multiple serialized DataTable of the given PHP array.
* The DataTable here associates a subtable to every row of the level 0 array.
* This is used for example for search engines. Every search engine (level 0) has a subtable containing the
* keywords.
*
* The $arrayLevel0 must have the format
* Example: array (
* LABEL => array(col1 => X, col2 => Y),
* LABEL2 => array(col1 => X, col2 => Y),
* )
*
* The $subArrayLevel1ByKey must have the format
* Example: array(
* LABEL => #Piwik_DataTable_ForLABEL,
* LABEL2 => #Piwik_DataTable_ForLABEL2,
* )
*
*
* @param array $arrayLevel0
* @param array of Piwik_DataTable $subArrayLevel1ByKey
* @return array Array with N elements: the strings of the datatable serialized
*/
public function getDataTablesSerialized($arrayLevel0, $subArrayLevel1ByKey)
{
$tablesByLabel = array();
foreach ($arrayLevel0 as $label => $aAllRowsForThisLabel) {
$table = new Piwik_DataTable();
$table->loadFromArrayLabelIsKey($aAllRowsForThisLabel);
$tablesByLabel[$label] = $table;
}
$parentTableLevel0 = new Piwik_DataTable();
$parentTableLevel0->loadFromArrayLabelIsKey($subArrayLevel1ByKey, $tablesByLabel);
// echo $parentTableLevel0;
$toReturn = $parentTableLevel0->getSerialized();
return $toReturn;
}
