Fix possibly undefined variables
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@@ -644,15 +644,17 @@ class Event extends BaseObject
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*/
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private static function formatListForExport(array $events, $format)
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{
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$o = '';
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if (!count($events)) {
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return '';
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return $o;
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}
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switch ($format) {
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// Format the exported data as a CSV file.
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case "csv":
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header("Content-type: text/csv");
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$o = '"Subject", "Start Date", "Start Time", "Description", "End Date", "End Time", "Location"' . PHP_EOL;
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$o .= '"Subject", "Start Date", "Start Time", "Description", "End Date", "End Time", "Location"' . PHP_EOL;
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foreach ($events as $event) {
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/// @todo The time / date entries don't include any information about the
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