/**
* Get data array in XML format.
* @param $data (array) Array of data (key => value).
* @param $level (int) Indentation level.
* @return string XML data
*/
function getDataXML($data, $level = 1)
{
$xml = '';
$tb = str_repeat("\t", $level);
foreach ($data as $key => $value) {
$xml .= $tb . '<' . $key . '>';
if (is_array($value)) {
$xml .= "\n" . getDataXML($value, $level + 1);
} else {
$xml .= F_text_to_xml($value);
}
$xml .= '</' . $key . '>' . "\n";
}
return $xml;
}
// convert and save exporting file
$outfile = date('YmdHis') . '_rackmap_data_' . md5($sqls) . '.';
switch ($format_type) {
case 0:
// PDF
$outfile .= 'pdf';
require_once 'tce_pdf_data.php';
// get PDF data
$exdata = getDataPDF($data);
break;
case 1:
// XML
$outfile .= 'xml';
$exdata = '<' . '?xml version="1.0" encoding="UTF-8" ?' . '>' . K_NEWLINE;
$exdata .= '<rackmap version="' . K_RACKMAP_VERSION . '">' . K_NEWLINE;
$exdata .= getDataXML($data);
$exdata .= '</rackmap>' . K_NEWLINE;
break;
case 2:
// CSV
$outfile .= 'csv';
$exdata = getNestedDataCSV($data);
break;
case 3:
// JSON
$outfile .= 'json';
$exdata = json_encode($data);
break;
case 4:
// Serialized PHP Array
$outfile .= 'phps';
/**
* Get data array in XML format.
* @param $data (array) Array of data (key => value).
* @param $level (int) Indentation level.
* @return string XML data
*/
function getDataXML($data, $level = 1)
{
$xml = '';
$tb = str_repeat("\t", $level);
foreach ($data as $key => $value) {
$key = strtolower($key);
$key = preg_replace('/[^a-z0-9]+/', '_', $key);
if (is_numeric($key[0]) or $key[0] == '_') {
$key = 'item' . $key;
}
$xml .= $tb . '<' . $key . '>';
if (is_array($value)) {
$xml .= "\n" . getDataXML($value, $level + 1);
} else {
$xml .= F_text_to_xml($value);
}
$xml .= '</' . $key . '>' . "\n";
}
return $xml;
}
/**
* Export results in XML format.
* @param $test_id (int) test ID.
* @param $group_id (int) group ID - if greater than zero, filter stats for the specified user group.
* @param $user_id (int) user ID - if greater than zero, filter stats for the specified user.
* @param $startdate (int) start date ID - if greater than zero, filter stats for the specified starting date
* @param $enddate (int) end date ID - if greater than zero, filter stats for the specified ending date
* @param $display_mode (int) display mode: 0 = disabled; 1 = minimum; 2 = module; 3 = subject; 4 = question; 5 = answer.
* @author Nicola Asuni
* @return XML data
*/
function F_xml_export_results($test_id, $group_id = 0, $user_id = 0, $startdate = 0, $enddate = 0, $display_mode = 1)
{
global $l, $db;
require_once '../config/tce_config.php';
$xml = '';
// XML data to be returned
$xml .= '<' . '?xml version="1.0" encoding="UTF-8" ?' . '>' . K_NEWLINE;
$xml .= '<tcexamresults version="' . K_TCEXAM_VERSION . '">' . K_NEWLINE;
$xml .= K_TAB . '<header';
$xml .= ' lang="' . K_USER_LANG . '"';
$xml .= ' date="' . date(K_TIMESTAMP_FORMAT) . '">' . K_NEWLINE;
$xml .= K_TAB . K_TAB . '<test_id>' . $test_id . '</test_id>' . K_NEWLINE;
$xml .= K_TAB . K_TAB . '<group_id>' . $group_id . '</group_id>' . K_NEWLINE;
$xml .= K_TAB . K_TAB . '<user_id>' . $user_id . '</user_id>' . K_NEWLINE;
$xml .= K_TAB . K_TAB . '<startdate>' . $startdate . '</startdate>' . K_NEWLINE;
$xml .= K_TAB . K_TAB . '<enddate>' . $enddate . '</enddate>' . K_NEWLINE;
$xml .= K_TAB . '</header>' . K_NEWLINE;
$xml .= K_TAB . '<body>' . K_NEWLINE;
$data = F_getAllUsersTestStat($test_id, $group_id, $user_id, $startdate, $enddate, 'total_score', false, $display_mode);
$xml .= getDataXML($data);
$xml .= K_TAB . '</body>' . K_NEWLINE;
$xml .= '</tcexamresults>' . K_NEWLINE;
return $xml;
}