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<?php
/**
* Piwik - Open source web analytics
*
* @link http://piwik.org
* @license http://www.gnu.org/licenses/gpl-3.0.html Gpl v3 or later
* @version $Id$
*
* @package Piwik_ViewDataTable
*/
require_once "Visualization/Cloud.php";
/**
* Reads the requested DataTable from the API, and prepares the data to give
* to Piwik_Visualization_Cloud that will display the tag cloud (via the template cloud.tpl).
*
* @package Piwik_ViewDataTable
*
*/
class Piwik_ViewDataTable_Cloud extends Piwik_ViewDataTable
{
//TODO test this
protected $displayLogoInsteadOfLabel = false;
/**
* @see Piwik_ViewDataTable::init()
*/
function init($currentControllerName,
$currentControllerAction,
$moduleNameAndMethod )
{
parent::init($currentControllerName,
$currentControllerAction,
$moduleNameAndMethod );
$this->dataTableTemplate = 'Home/templates/cloud.tpl';
$this->disableOffsetInformation();
$this->disableExcludeLowPopulation();
}
/**
* @see Piwik_ViewDataTable::main()
*
*/
public function main()
{
$this->setLimit( 30 );
if($this->mainAlreadyExecuted)
{
return;
}
$this->mainAlreadyExecuted = true;
$this->loadDataTableFromAPI();
// We apply a filter to the DataTable, decoding the label column (useful for keywords for example)
$filter = new Piwik_DataTable_Filter_ColumnCallbackReplace(
$this->dataTable,
'label',
'urldecode'
);
$view = new Piwik_View($this->dataTableTemplate);
$words = $labelDetails = array();
foreach($this->dataTable->getRows() as $row)
{
$label = $row->getColumn('label');
$value = $row->getColumn('nb_uniq_visitors');
// case no unique visitors
if($value === false)
{
$value = $row->getColumn('nb_visits');
}
$words[$label] = $value;
$logo = false;
if($this->displayLogoInsteadOfLabel)
{
$logo = $row->getDetail('logo');
}
$labelDetails[$label] = array(
'logo' => $logo,
'url' => $row->getDetail('url'),
'hits' => $value
);
}
$cloud = new Piwik_Visualization_Cloud($words);
$cloudValues = $cloud->render('array');
foreach($cloudValues as &$value)
{
$value['logoWidth'] = round(max(16, $value['percent']));
}
// var_dump($cloudValues);exit;
// var_dump($labelDetails);exit;
$view->labelDetails = $labelDetails;
$view->cloudValues = $cloudValues;
$view->method = $this->method;
$view->id = $this->getUniqIdTable();
$view->javascriptVariablesToSet = $this->getJavascriptVariablesToSet();
$view->showFooter = $this->getShowFooter();
$this->view = $view;
}
}
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