Fix for missing formatting of conversion rate on goals reports (#19295)

* Fix missing formatting of conversion_rate on goals reports

* try to solve problem with API.get report

* updates expected test files

Co-authored-by: sgiehl <stefan@matomo.org>

1 files changed, 4 insertions, 1 deletions

diff --git a/plugins/CoreVisualizations/Visualizations/Sparklines.php b/plugins/CoreVisualizations/Visualizations/Sparklines.php
index fac81dd033..402d92d322 100644
--- a/plugins/CoreVisualizations/Visualizations/Sparklines.php
+++ b/plugins/CoreVisualizations/Visualizations/Sparklines.php
@@ -252,7 +252,10 @@ class Sparklines extends ViewDataTable
                         [$compareValues, $compareDescriptions, $evolutions] = $this->getValuesAndDescriptions($compareRow, $columnToUse, '_change', '_trend');
 
                         foreach ($compareValues as $i => $value) {
-                            if ($columnMetrics[$columnToUse[$i]]) {
+                            if (!isset($column[$i])) {
+                                continue;
+                            }
+                            if (isset($columnMetrics[$column[$i]]) && $columnMetrics[$column[$i]]) {
                                 $value = $columnMetrics[$columnToUse[$i]]->format($value, $metricFormatter);
                             } elseif (strpos($columnToUse[$i], 'revenue') !== false && $idSite > 0) {
                                 $value = $metricFormatter->getPrettyMoney($value, $idSite);