/usr/share/php/Horde/Data/Outlookcsv.php is in php-horde-data 2.1.4-3ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/**
* Horde_Data implementation for Outlook comma-separated data (CSV).
*
* Copyright 1999-2016 Horde LLC (http://www.horde.org/)
*
* See the enclosed file COPYING for license information (LGPL). If you
* did not receive this file, see http://www.horde.org/licenses/lgpl21.
*
* @author Jan Schneider <jan@horde.org>
* @author Chuck Hagenbuch <chuck@horde.org>
* @category Horde
* @package Data
*/
class Horde_Data_Outlookcsv extends Horde_Data_Csv
{
/**
* Builds a CSV file from a given data structure and returns it as a
* string.
*
* @param array $data A two-dimensional array containing the data
* set.
* @param boolean $header If true, the rows of $data are associative
* arrays with field names as their keys.
* @param array $export_mapping TODO
*
* @return string The CSV data.
*/
public function exportData($data, $header = false,
$export_mapping = array())
{
if (!is_array($data) || (count($data) == 0)) {
return '';
}
$export = '';
$eol = "\r\n";
$head = array_keys(current($data));
if ($header) {
foreach ($head as $key) {
if (!empty($key)) {
if (isset($export_mapping[$key])) {
$key = $export_mapping[$key];
}
$export .= '"' . $key . '"';
}
$export .= ',';
}
$export = substr($export, 0, -1) . $eol;
}
foreach ($data as $row) {
foreach ($head as $key) {
$cell = $row[$key];
if (!empty($cell) || $cell === 0) {
$cell = preg_replace("/\"/", "\"\"", $cell);
$export .= '"' . $cell . '"';
}
$export .= ',';
}
$export = substr($export, 0, -1) . $eol;
}
return $export;
}
}
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