1 files changed, 51 insertions, 0 deletions
diff --git a/plugins/CoreHome/Columns/Metrics/ConversionRate.php b/plugins/CoreHome/Columns/Metrics/ConversionRate.php
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index 0000000000..0865825238
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+++ b/plugins/CoreHome/Columns/Metrics/ConversionRate.php
@@ -0,0 +1,51 @@
+<?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\CoreHome\Columns\Metrics;
+
+use Piwik\DataTable\Row;
+use Piwik\Metrics\Formatter;
+use Piwik\Piwik;
+use Piwik\Plugin\ProcessedMetric;
+
+/**
+ * The percent of visits that result in a conversion. Calculated as:
+ *
+ *     nb_visits_converted / nb_visits
+ *
+ * nb_visits_converted & nb_visits are calculated by the archiving process.
+ */
+class ConversionRate extends ProcessedMetric
+{
+    public function getName()
+    {
+        return 'conversion_rate';
+    }
+
+    public function getTranslatedName()
+    {
+        return Piwik::translate('General_ColumnConversionRate');
+    }
+
+    public function getDependentMetrics()
+    {
+        return array('nb_visits_converted', 'nb_visits');
+    }
+
+    public function format($value, Formatter $formatter)
+    {
+        return $formatter->getPrettyPercentFromQuotient($value);
+    }
+
+    public function compute(Row $row)
+    {
+        $nbVisitsConverted = $this->getMetric($row, 'nb_visits_converted');
+        $nbVisits = $this->getMetric($row, 'nb_visits');
+
+        return Piwik::getQuotientSafe($nbVisitsConverted, $nbVisits, $precision = 4);
+    }
+}
+\ No newline at end of file