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<?php
/**
* Piwik - free/libre analytics platform
*
* @link http://piwik.org
* @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
*
*/
namespace Piwik\Plugins\Referrers;
use Piwik\API\Request;
use Piwik\Common;
use Piwik\DataTable\Filter\CalculateEvolutionFilter;
use Piwik\DataTable\Map;
use Piwik\Metrics;
use Piwik\NumberFormatter;
use Piwik\Period\Range;
use Piwik\Piwik;
use Piwik\Plugins\CoreVisualizations\Visualizations\Sparklines;
use Piwik\ViewDataTable;
use Piwik\SettingsPiwik;
use Piwik\Translation\Translator;
use Piwik\View;
/**
*
*/
class Controller extends \Piwik\Plugin\Controller
{
/**
* @var Translator
*/
private $translator;
public function __construct(Translator $translator)
{
$this->translator = $translator;
parent::__construct();
}
public function getSparklines()
{
$metrics = $this->getReferrersVisitorsByType();
$distinctMetrics = $this->getDistinctReferrersMetrics();
$numberFormatter = NumberFormatter::getInstance();
$totalVisits = array_sum($metrics);
foreach ($metrics as $name => $value) {
// calculate percent of total, if there were any visits
if ($value != 0 && $totalVisits != 0) {
$percentName = $name . 'Percent';
$metrics[$percentName] = round(($value / $totalVisits) * 100, 0);
}
}
// calculate evolution for visit metrics & distinct metrics
list($lastPeriodDate, $ignore) = Range::getLastDate();
if ($lastPeriodDate !== false) {
$date = Common::getRequestVar('date');
$period = Common::getRequestVar('period');
$prettyDate = self::getPrettyDate($date, $period);
$prettyLastPeriodDate = self::getPrettyDate($lastPeriodDate, $period);
// visit metrics
$previousValues = $this->getReferrersVisitorsByType($lastPeriodDate);
$metrics = $this->addEvolutionPropertiesToView($prettyDate, $metrics, $prettyLastPeriodDate, $previousValues);
// distinct metrics
$previousValues = $this->getDistinctReferrersMetrics($lastPeriodDate);
$distinctMetrics = $this->addEvolutionPropertiesToView($prettyDate, $distinctMetrics, $prettyLastPeriodDate, $previousValues);
}
/** @var Sparklines $view */
$view = ViewDataTable\Factory::build(Sparklines::ID, $api = false, $controller = false, $force = true, $loadUserParams = false);
// DIRECT ENTRY
$metrics['visitorsFromDirectEntry'] = $numberFormatter->formatNumber($metrics['visitorsFromDirectEntry']);
$values = array($metrics['visitorsFromDirectEntry']);
$descriptions = array(Piwik::translate('Referrers_TypeDirectEntries'));
if (!empty($metrics['visitorsFromDirectEntryPercent'])) {
$metrics['visitorsFromDirectEntryPercent'] = $numberFormatter->formatPercent($metrics['visitorsFromDirectEntryPercent'], $precision = 1);
$values[] = $metrics['visitorsFromDirectEntryPercent'];
$descriptions[] = Piwik::translate('Referrers_XPercentOfVisits');
}
$directEntryParams = $this->getReferrerSparklineParams(Common::REFERRER_TYPE_DIRECT_ENTRY);
$view->config->addSparkline($directEntryParams, $values, $descriptions, @$metrics['visitorsFromDirectEntryEvolution']);
// WEBSITES
$metrics['visitorsFromWebsites'] = $numberFormatter->formatNumber($metrics['visitorsFromWebsites']);
$values = array($metrics['visitorsFromWebsites']);
$descriptions = array(Piwik::translate('Referrers_TypeWebsites'));
if (!empty($metrics['visitorsFromWebsitesPercent'])) {
$metrics['visitorsFromWebsitesPercent'] = $numberFormatter->formatPercent($metrics['visitorsFromWebsitesPercent'], $precision = 1);
$values[] = $metrics['visitorsFromWebsitesPercent'];
$descriptions[] = Piwik::translate('Referrers_XPercentOfVisits');
}
$searchEngineParams = $this->getReferrerSparklineParams(Common::REFERRER_TYPE_WEBSITE);
$view->config->addSparkline($searchEngineParams, $values, $descriptions, @$metrics['visitorsFromWebsitesEvolution']);
// SEARCH ENGINES
$metrics['visitorsFromSearchEngines'] = $numberFormatter->formatNumber($metrics['visitorsFromSearchEngines']);
$values = array($metrics['visitorsFromSearchEngines']);
$descriptions = array(Piwik::translate('Referrers_TypeSearchEngines'));
if (!empty($metrics['visitorsFromSearchEnginesPercent'])) {
$metrics['visitorsFromSearchEnginesPercent'] = $numberFormatter->formatPercent($metrics['visitorsFromSearchEnginesPercent'], $precision = 1);
$values[] = $metrics['visitorsFromSearchEnginesPercent'];
$descriptions[] = Piwik::translate('Referrers_XPercentOfVisits');
}
$searchEngineParams = $this->getReferrerSparklineParams(Common::REFERRER_TYPE_SEARCH_ENGINE);
$view->config->addSparkline($searchEngineParams, $values, $descriptions, @$metrics['visitorsFromSearchEnginesEvolution']);
// CAMPAIGNS
$metrics['visitorsFromCampaigns'] = $numberFormatter->formatNumber($metrics['visitorsFromCampaigns']);
$values = array($metrics['visitorsFromCampaigns']);
$descriptions = array(Piwik::translate('Referrers_TypeCampaigns'));
if (!empty($metrics['visitorsFromCampaignsPercent'])) {
$metrics['visitorsFromCampaignsPercent'] = $numberFormatter->formatPercent($metrics['visitorsFromCampaignsPercent'], $precision = 1);
$values[] = $metrics['visitorsFromCampaignsPercent'];
$descriptions[] = Piwik::translate('Referrers_XPercentOfVisits');
}
$searchEngineParams = $this->getReferrerSparklineParams(Common::REFERRER_TYPE_CAMPAIGN);
$view->config->addSparkline($searchEngineParams, $values, $descriptions, @$metrics['visitorsFromCampaignsEvolution']);
// DISTINCT SEARCH ENGINES
$sparklineParams = $this->getDistinctSparklineUrlParams('getLastDistinctSearchEnginesGraph');
$value = $distinctMetrics['numberDistinctSearchEngines'];
$value = $numberFormatter->formatNumber($value);
$description = Piwik::translate('Referrers_DistinctSearchEngines');
$view->config->addSparkline($sparklineParams, $value, $description, @$distinctMetrics['numberDistinctSearchEnginesEvolution']);
// DISTINCT WEBSITES
$sparklineParams = $this->getDistinctSparklineUrlParams('getLastDistinctWebsitesGraph');
$distinctMetrics['numberDistinctWebsites'] = $numberFormatter->formatNumber($distinctMetrics['numberDistinctWebsites']);
$distinctMetrics['numberDistinctWebsitesUrls'] = $numberFormatter->formatNumber($distinctMetrics['numberDistinctWebsitesUrls']);
$values = array($distinctMetrics['numberDistinctWebsites'], $distinctMetrics['numberDistinctWebsitesUrls']);
$descriptions = array(Piwik::translate('Referrers_DistinctWebsites'), Piwik::translate('Referrers_UsingNDistinctUrls'));
$view->config->addSparkline($sparklineParams, $values, $descriptions, @$distinctMetrics['numberDistinctWebsitesEvolution']);
// DISTINCT KEYWORDS
$sparklineParams = $this->getDistinctSparklineUrlParams('getLastDistinctKeywordsGraph');
$value = $distinctMetrics['numberDistinctKeywords'];
$value = $numberFormatter->formatNumber($value);
$description = Piwik::translate('Referrers_DistinctKeywords');
$view->config->addSparkline($sparklineParams, $value, $description, @$distinctMetrics['numberDistinctKeywordsEvolution']);
// DISTINCT CAMPAIGNS
$sparklineParams = $this->getDistinctSparklineUrlParams('getLastDistinctCampaignsGraph');
$value = $distinctMetrics['numberDistinctCampaigns'];
$value = $numberFormatter->formatNumber($value);
$description = Piwik::translate('Referrers_DistinctCampaigns');
$view->config->addSparkline($sparklineParams, $value, $description, @$distinctMetrics['numberDistinctCampaignsEvolution']);
return $view->render();
}
private function getDistinctSparklineUrlParams($action)
{
return array('module' => $this->pluginName, 'action' => $action);
}
protected function getReferrersVisitorsByType($date = false)
{
if ($date === false) {
$date = Common::getRequestVar('date', false);
}
// we disable the queued filters because here we want to get the visits coming from search engines
// if the filters were applied we would have to look up for a label looking like "Search Engines"
// which is not good when we have translations
$dataTableReferrersType = Request::processRequest(
"Referrers.getReferrerType", array('disable_queued_filters' => '1', 'date' => $date));
$nameToColumnId = array(
'visitorsFromSearchEngines' => Common::REFERRER_TYPE_SEARCH_ENGINE,
'visitorsFromDirectEntry' => Common::REFERRER_TYPE_DIRECT_ENTRY,
'visitorsFromWebsites' => Common::REFERRER_TYPE_WEBSITE,
'visitorsFromCampaigns' => Common::REFERRER_TYPE_CAMPAIGN,
);
$return = array();
foreach ($nameToColumnId as $nameVar => $columnId) {
$value = 0;
$row = $dataTableReferrersType->getRowFromLabel($columnId);
if ($row !== false) {
$value = $row->getColumn(Metrics::INDEX_NB_VISITS);
}
$return[$nameVar] = $value;
}
return $return;
}
protected $referrerTypeToLabel = array(
Common::REFERRER_TYPE_DIRECT_ENTRY => 'Referrers_DirectEntry',
Common::REFERRER_TYPE_SEARCH_ENGINE => 'Referrers_SearchEngines',
Common::REFERRER_TYPE_WEBSITE => 'Referrers_Websites',
Common::REFERRER_TYPE_CAMPAIGN => 'Referrers_Campaigns',
);
public function getEvolutionGraph($typeReferrer = false, array $columns = array(), array $defaultColumns = array())
{
$view = $this->getLastUnitGraph($this->pluginName, __FUNCTION__, 'Referrers.getReferrerType');
$view->config->add_total_row = true;
// configure displayed columns
if (empty($columns)) {
$columns = Common::getRequestVar('columns', false);
if (false !== $columns) {
$columns = Piwik::getArrayFromApiParameter($columns);
}
}
if (false !== $columns) {
$columns = !is_array($columns) ? array($columns) : $columns;
}
if (!empty($columns)) {
$view->config->columns_to_display = $columns;
} elseif (empty($view->config->columns_to_display) && !empty($defaultColumns)) {
$view->config->columns_to_display = $defaultColumns;
}
// configure selectable columns
// todo: should use SettingsPiwik::isUniqueVisitorsEnabled
if (Common::getRequestVar('period', false) == 'day') {
$selectable = array('nb_visits', 'nb_uniq_visitors', 'nb_users', 'nb_actions');
} else {
$selectable = array('nb_visits', 'nb_actions');
}
$view->config->selectable_columns = $selectable;
// configure displayed rows
$visibleRows = Common::getRequestVar('rows', false);
if ($visibleRows !== false) {
// this happens when the row picker has been used
$visibleRows = Piwik::getArrayFromApiParameter($visibleRows);
// typeReferrer is redundant if rows are defined, so make sure it's not used
$view->config->custom_parameters['typeReferrer'] = false;
} else {
// use $typeReferrer as default
if ($typeReferrer === false) {
$typeReferrer = Common::getRequestVar('typeReferrer', Common::REFERRER_TYPE_DIRECT_ENTRY);
}
$label = self::getTranslatedReferrerTypeLabel($typeReferrer);
$total = $this->translator->translate('General_Total');
if (!empty($view->config->rows_to_display)) {
$visibleRows = $view->config->rows_to_display;
} else {
$visibleRows = array($label, $total);
}
$view->requestConfig->request_parameters_to_modify['rows'] = $label . ',' . $total;
}
$view->config->row_picker_match_rows_by = 'label';
$view->config->rows_to_display = $visibleRows;
$view->config->documentation = $this->translator->translate('Referrers_EvolutionDocumentation') . '<br />'
. $this->translator->translate('General_BrokenDownReportDocumentation') . '<br />'
. $this->translator->translate('Referrers_EvolutionDocumentationMoreInfo', '"'
. $this->translator->translate('Referrers_ReferrerTypes') . '"');
return $this->renderView($view);
}
public function getLastDistinctSearchEnginesGraph()
{
$view = $this->getLastUnitGraph($this->pluginName, __FUNCTION__, "Referrers.getNumberOfDistinctSearchEngines");
$view->config->translations['Referrers_distinctSearchEngines'] = ucfirst($this->translator->translate('Referrers_DistinctSearchEngines'));
$view->config->columns_to_display = array('Referrers_distinctSearchEngines');
return $this->renderView($view);
}
public function getLastDistinctKeywordsGraph()
{
$view = $this->getLastUnitGraph($this->pluginName, __FUNCTION__, "Referrers.getNumberOfDistinctKeywords");
$view->config->translations['Referrers_distinctKeywords'] = ucfirst($this->translator->translate('Referrers_DistinctKeywords'));
$view->config->columns_to_display = array('Referrers_distinctKeywords');
return $this->renderView($view);
}
public function getLastDistinctWebsitesGraph()
{
$view = $this->getLastUnitGraph($this->pluginName, __FUNCTION__, "Referrers.getNumberOfDistinctWebsites");
$view->config->translations['Referrers_distinctWebsites'] = ucfirst($this->translator->translate('Referrers_DistinctWebsites'));
$view->config->columns_to_display = array('Referrers_distinctWebsites');
return $this->renderView($view);
}
public function getLastDistinctCampaignsGraph()
{
$view = $this->getLastUnitGraph($this->pluginName, __FUNCTION__, "Referrers.getNumberOfDistinctCampaigns");
$view->config->translations['Referrers_distinctCampaigns'] = ucfirst($this->translator->translate('Referrers_DistinctCampaigns'));
$view->config->columns_to_display = array('Referrers_distinctCampaigns');
return $this->renderView($view);
}
function getKeywordsForPage()
{
Piwik::checkUserHasViewAccess($this->idSite);
$requestUrl = '&date=previous1'
. '&period=week'
. '&idSite=' . $this->idSite;
$topPageUrlRequest = $requestUrl
. '&method=Actions.getPageUrls'
. '&filter_limit=50'
. '&format=original';
$request = new Request($topPageUrlRequest);
$request = $request->process();
/** @var $request Map */
$tables = $request->getDataTables();;
$topPageUrl = false;
$first = key($tables);
if (!empty($first)) {
$topPageUrls = $tables[$first];
$topPageUrls = $topPageUrls->getRowsMetadata('url');
$tmpTopPageUrls = array_values($topPageUrls);
$topPageUrl = current($tmpTopPageUrls);
}
if (empty($topPageUrl)) {
$topPageUrl = $this->site->getMainUrl();
}
$url = $topPageUrl;
// HTML
$api = SettingsPiwik::getPiwikUrl()
. '?module=API&method=Referrers.getKeywordsForPageUrl'
. '&format=json'
. '&filter_limit=10'
. '&token_auth=' . Piwik::getCurrentUserTokenAuth();
$api .= $requestUrl;
$code = '
// This function will call the API to get best keyword for current URL.
// Then it writes the list of best keywords in a HTML list
function DisplayTopKeywords($url = "")
{
// Do not spend more than 1 second fetching the data
@ini_set("default_socket_timeout", $timeout = 1);
// Get the Keywords data
$url = empty($url) ? "http://". $_SERVER["HTTP_HOST"] . $_SERVER["REQUEST_URI"] : $url;
$api = "' . $api . '&url=" . urlencode($url);
$keywords = @json_decode(file_get_contents($api), $assoc = true);
Common::sendHeader(\'Content-Type: text/html; charset=utf-8\', true);
if ($keywords === false || isset($keywords["result"])) {
// DEBUG ONLY: uncomment for troubleshooting an empty output (the URL output reveals the token_auth)
// echo "Error while fetching the <a href=\'$api\'>Top Keywords from Piwik</a>";
return;
}
// Display the list in HTML
$url = htmlspecialchars($url, ENT_QUOTES);
$output = "<h2>Top Keywords for <a href=\'$url\'>$url</a></h2><ul>";
foreach($keywords as $keyword) {
$output .= "<li>". $keyword . "</li>";
}
if (empty($keywords)) { $output .= "Nothing yet..."; }
$output .= "</ul>";
echo $output;
}
';
$jsonRequest = str_replace('format=php', 'format=json', $api);
echo "<p>This widget is designed to work in your website directly.
This widget makes it easy to use Piwik to <i>automatically display the list of Top Keywords</i>, for each of your website Page URLs.</p>
<p>
<b>Example API URL</b> - For example if you would like to get the top 10 keywords, used last week, to land on the page <a rel='noreferrer' target='_blank' href='$topPageUrl'>$topPageUrl</a>,
in format JSON: you would dynamically fetch the data using <a rel='noreferrer' target='_blank' href='$jsonRequest&url=" . urlencode($topPageUrl) . "'>this API request URL</a>. Make sure you encode the 'url' parameter in the URL.</p>
<p><b>PHP Function ready to use!</b> - If you use PHP on your website, we have prepared a small code snippet that you can copy paste in your Website PHP files. You can then simply call the function <code>DisplayTopKeywords();</code> anywhere in your template, at the bottom of the content or in your blog sidebar.
If you run this code in your page $topPageUrl, it would output the following:";
echo "<div style='width:400px;margin-left:20px;padding:10px;border:1px solid black;'>";
function DisplayTopKeywords($url = "", $api)
{
// Do not spend more than 1 second fetching the data
@ini_set("default_socket_timeout", $timeout = 1);
// Get the Keywords data
$url = empty($url) ? "http://" . $_SERVER["HTTP_HOST"] . $_SERVER["REQUEST_URI"] : $url;
$api = $api . "&url=" . urlencode($url);
$keywords = @json_decode(file_get_contents($api), $assoc = true);
Common::sendHeader('Content-Type: text/html; charset=utf-8', true);
if ($keywords === false || isset($keywords["result"])) {
// DEBUG ONLY: uncomment for troubleshooting an empty output (the URL output reveals the token_auth)
//echo "Error while fetching the <a href=\'".$api."\'>Top Keywords from Piwik</a>";
return;
}
// Display the list in HTML
$url = htmlspecialchars($url, ENT_QUOTES);
$output = "<h2>Top Keywords for <a href=\'$url\'>$url</a></h2><ul>";
foreach ($keywords as $keyword) {
$output .= "<li>" . $keyword . "</li>";
}
if (empty($keywords)) {
$output .= "Nothing yet...";
}
$output .= "</ul>";
echo $output;
}
DisplayTopKeywords($topPageUrl, $api);
echo "</div><br/>
<p>Here is the PHP function that you can paste in your pages:</P>
<textarea cols=60 rows=8><?php\n" . htmlspecialchars($code) . "\n DisplayTopKeywords();</textarea>
";
echo "
<p><strong>Notes</strong>: You can for example edit the code to to make the Top search keywords link to your Website search result pages.
<br/>On medium to large traffic websites, we recommend to cache this data, as to minimize the performance impact of calling the Piwik API on each page view.
</p>
";
}
/**
* Returns the i18n-ized label for a referrer type.
*
* @param int $typeReferrer The referrer type. Referrer types are defined in Common class.
* @return string The i18n-ized label.
*/
public static function getTranslatedReferrerTypeLabel($typeReferrer)
{
$label = getReferrerTypeLabel($typeReferrer);
return Piwik::translate($label);
}
/**
* Returns the URL for the sparkline of visits with a specific referrer type.
*
* @param int $referrerType The referrer type. Referrer types are defined in Common class.
* @return string The URL that can be used to get a sparkline image.
*/
private function getReferrerSparklineParams($referrerType)
{
$totalRow = $this->translator->translate('General_Total');
return array(
'columns' => array('nb_visits'),
'rows' => array(self::getTranslatedReferrerTypeLabel($referrerType), $totalRow),
'typeReferrer' => $referrerType,
'module' => $this->pluginName,
'action' => 'getReferrerType'
);
}
/**
* Returns an array containing the number of distinct referrers for each
* referrer type.
*
* @param bool|string $date The date to use when getting metrics. If false, the
* date query param is used.
* @return array The metrics.
*/
private function getDistinctReferrersMetrics($date = false)
{
$propertyToAccessorMapping = array(
'numberDistinctSearchEngines' => 'getNumberOfDistinctSearchEngines',
'numberDistinctKeywords' => 'getNumberOfDistinctKeywords',
'numberDistinctWebsites' => 'getNumberOfDistinctWebsites',
'numberDistinctWebsitesUrls' => 'getNumberOfDistinctWebsitesUrls',
'numberDistinctCampaigns' => 'getNumberOfDistinctCampaigns',
);
$result = array();
foreach ($propertyToAccessorMapping as $property => $method) {
$result[$property] = $this->getNumericValue('Referrers.' . $method, $date);
}
return $result;
}
/**
* Utility method that calculates evolution values for a set of current & past values
* and sets properties on a View w/ HTML that displays the evolution percents.
*
* @param string $date The date of the current values.
* @param array $currentValues Array mapping view property names w/ present values.
* @param string $lastPeriodDate The date of the period in the past.
* @param array $previousValues Array mapping view property names w/ past values. Keys
* in this array should be the same as keys in $currentValues.
* @return array Added current values
*/
private function addEvolutionPropertiesToView($date, $currentValues, $lastPeriodDate, $previousValues)
{
foreach ($previousValues as $name => $pastValue) {
$currentValue = $currentValues[$name];
$evolutionName = $name . 'Evolution';
$currentValueFormatted = NumberFormatter::getInstance()->format($currentValue);
$pastValueFormatted = NumberFormatter::getInstance()->format($pastValue);
$currentValues[$evolutionName] = array(
'currentValue' => $currentValue,
'pastValue' => $pastValue,
'tooltip' => Piwik::translate('General_EvolutionSummaryGeneric', array(
Piwik::translate('General_NVisits', $currentValueFormatted),
$date,
Piwik::translate('General_NVisits', $pastValueFormatted),
$lastPeriodDate,
CalculateEvolutionFilter::calculate($currentValue, $pastValue, $precision = 1)
))
);
}
return $currentValues;
}
}
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