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<?php
/*
* LimeSurvey
* Copyright (C) 2007 The LimeSurvey Project Team / Carsten Schmitz
* All rights reserved.
* License: GNU/GPL License v2 or later, see LICENSE.php
* LimeSurvey is free software. This version may have been modified pursuant
* to the GNU General Public License, and as distributed it includes or
* is derivative of works licensed under the GNU General Public License or
* other free or open source software licenses.
* See COPYRIGHT.php for copyright notices and details.
*
* $Id: vvexport.php 6606 2009-04-09 18:26:36Z c_schmitz $
*/
// Security Checked: POST, GET, SESSION, REQUEST, returnglobal, DB
//Exports all responses to a survey in special "Verified Voting" format.
include_once("login_check.php");
$sumquery5 = "SELECT b.* FROM {$dbprefix}surveys AS a INNER JOIN {$dbprefix}surveys_rights AS b ON a.sid = b.sid WHERE a.sid=$surveyid AND b.uid = ".$_SESSION['loginID']; //Getting rights for this survey and user
$sumresult5 = db_execute_assoc($sumquery5); //Checked
$sumrows5 = $sumresult5->FetchRow();
if ($sumrows5['export'] != "1")
{
return;
}
if (!$subaction == "export")
{
if (incompleteAnsFilterstate() === true)
{
$selecthide="selected='selected'";
$selectshow="";
}
else
{
$selecthide="";
$selectshow="selected='selected'";
}
$vvoutput = "<br /><form method='post' action='admin.php?action=vvexport&sid=$surveyid'>"
."<table align='center' class='outlinetable'>"
."<tr>"
." <th colspan='2'>".$clang->gT("Export a VV survey file")."</th>"
."</tr>"
."<tr>"
." <td align='right'>".$clang->gT("Export Survey").":</td>"
." <td><input type='text' size='10' value='$surveyid' name='sid' readonly='readonly' /></td>"
."</tr>"
."<tr>"
." <td align='right'>".$clang->gT("Filter incomplete answers")." </td>"
." <td><select name='filterinc'>\n"
." <option value='filter' $selecthide>".$clang->gT("Enable")."</option>\n"
." <option value='show' $selectshow>".$clang->gT("Disable")."</option>\n"
." </select></td>\n"
."</tr>"
."<tr>"
." <td align='right'>".$clang->gT("File Extension")." </td>\n"
." <td><input type='text' name='extension' size='3' value='csv'></td>\n"
."</tr>\n"
."<tr>"
." <td colspan='2' align='center'>"
." <input type='submit' value='".$clang->gT("Export Responses")."' /> "
." <input type='hidden' name='subaction' value='export' />"
." </td>"
."</tr>"
."<tr><td colspan='2' align='center'>[<a href='$scriptname?action=browse&sid=$surveyid'>".$clang->gT("Return to Survey Administration")."</a>]</td></tr>"
."</table>";
}
elseif (isset($surveyid) && $surveyid)
{
//Export is happening
$extension=sanitize_paranoid_string(returnglobal('extension'));
header("Content-Disposition: attachment; filename=vvexport_$surveyid.".$extension);
header("Content-type: text/comma-separated-values; charset=UTF-8");
header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
header("Pragma: cache");
$s="\t";
$fieldmap=createFieldMap($surveyid, "full");
$surveytable = "{$dbprefix}survey_$surveyid";
GetBaseLanguageFromSurveyID($surveyid);
$fieldnames = array_values($connect->MetaColumnNames($surveytable, true));
//Create the human friendly first line
$firstline="";
$secondline="";
foreach ($fieldnames as $field)
{
$fielddata=arraySearchByKey($field, $fieldmap, "fieldname", 1);
//$vvoutput .= "<pre>";print_r($fielddata);$vvoutput .= "</pre>";
if (count($fielddata) < 1) {$firstline.=$field;}
else
//{$firstline.=str_replace("\n", " ", str_replace("\t", " ", strip_tags($fielddata['question'])));}
{$firstline.=preg_replace('/\s+/',' ',strip_tags($fielddata['question']));}
$firstline .= $s;
$secondline .= $field.$s;
}
$vvoutput = $firstline."\n";
$vvoutput .= $secondline."\n";
$query = "SELECT * FROM $surveytable";
if (incompleteAnsFilterstate() === true)
{
$query .= " WHERE submitdate is not null ";
}
$result = db_execute_assoc($query) or safe_die("Error:<br />$query<br />".$connect->ErrorMsg()); //Checked
while ($row=$result->FetchRow())
{
foreach ($fieldnames as $field)
{
$value=trim($row[$field]);
// sunscreen for the value. necessary for the beach.
// careful about the order of these arrays:
// lbrace has to be substituted *first*
$value=str_replace(array("{",
"\n",
"\r",
"\t"),
array("{lbrace}",
"{newline}",
"{cr}",
"{tab}"),
$value);
// one last tweak: excel likes to quote values when it
// exports as tab-delimited (esp if value contains a comma,
// oddly enough). So we're going to encode a leading quote,
// if it occurs, so that we can tell the difference between
// strings that "really are" quoted, and those that excel quotes
// for us.
$value=preg_replace('/^"/','{quote}',$value);
// yay! that nasty soab won't hurt us now!
if($field == "submitdate" && !$value) {$value = "NULL";}
$sun[]=$value;
}
$beach=implode($s, $sun);
$vvoutput .= $beach;
unset($sun);
$vvoutput .= "\n";
}
echo $vvoutput;
exit;
//$vvoutput .= "<pre>$firstline</pre>";
//$vvoutput .= "<pre>$secondline</pre>";
//$vvoutput .= "<pre>"; print_r($fieldnames); $vvoutput .= "</pre>";
//$vvoutput .= "<pre>"; print_r($fieldmap); $vvoutput .= "</pre>";
}
?>
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