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Script to import a question file into a survey (definitely not yet wo…
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…rking)

git-svn-id: file:///Users/Shitiz/Downloads/lssvn/trunk/unstable@420 b72ed6b6-b9f8-46b5-92b4-906544132732
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@jcleeland
jcleeland committed Jun 29, 2003
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<?php
/*
#############################################################
# >>> PHP Surveyor #
#############################################################
# > Author: Jason Cleeland #
# > E-mail: jason@cleeland.org #
# > Mail: Box 99, Trades Hall, 54 Victoria St, #
# > CARLTON SOUTH 3053, AUSTRALIA
# > Date: 20 February 2003 #
# #
# This set of scripts allows you to develop, publish and #
# perform data-entry on surveys. #
#############################################################
# #
# Copyright (C) 2003 Jason Cleeland #
# #
# This program is free software; you can redistribute #
# it and/or modify it under the terms of the GNU General #
# Public License as published by the Free Software #
# Foundation; either version 2 of the License, or (at your #
# option) any later version. #
# #
# This program is distributed in the hope that it will be #
# useful, but WITHOUT ANY WARRANTY; without even the #
# implied warranty of MERCHANTABILITY or FITNESS FOR A #
# PARTICULAR PURPOSE. See the GNU General Public License #
# for more details. #
# #
# You should have received a copy of the GNU General #
# Public License along with this program; if not, write to #
# the Free Software Foundation, Inc., 59 Temple Place - #
# Suite 330, Boston, MA 02111-1307, USA. #
#############################################################
*/
// A FILE TO IMPORT A DUMPED SURVEY FILE, AND CREATE A NEW SURVEY

$the_full_file_path = $homedir . "/" . $_FILES['the_file']['name'];

if (!@move_uploaded_file($_FILES['the_file']['tmp_name'], $the_full_file_path))
{
echo "<b><center>A major error occurred and your file cannot be uploaded. See system administrator.</center></b>\n";
echo "</body>\n</html>\n";
exit;
}

// IF WE GOT THIS FAR, THEN THE FILE HAS BEEN UPLOADED SUCCESFULLY

echo "<br />\n<b>IMPORTING FILE</b><br />File succesfully uploaded<br /><br />\n";
echo "Reading File...<br />\n";
$handle = fopen($the_full_file_path, "r");
while (!feof($handle))
{
//$buffer = fgets($handle, 1024); //Length parameter is required for PHP versions < 4.2.0
$buffer = fgets($handle, 10240); //To allow for very long survey welcomes (up to 10k)
$bigarray[] = $buffer;
}
fclose($handle);

if (!$_POST['sid'])
{
echo "No Survey ID (\$sid) has been provided. Import aborted!\n";
echo "</body>\n</html>\n";
exit;
}
if (!$_POST['gid'])
{
echo "No Group ID (\$gid) has been provided. Import aborted!\n";
echo "</body>\n</html>\n";
exit;
}
if (!$bigarray[0] == "# SURVEYOR QUESTION DUMP")
{
echo "This is NOT a Surveyor Question Dump File. Import aborted!\n";
echo "</body>\n</html>\n";
exit;
}

for ($i=0; $i<9; $i++) //skipping the first lines that are not needed
{
unset($bigarray[$i]);
}
$bigarray = array_values($bigarray);

//QUESTIONS
if (array_search("# ANSWERS TABLE\n", $bigarray))
{
$stoppoint = array_search("# ANSWERS TABLE\n", $bigarray);
}
else
{
$stoppoint = count($bigarray)-1;
}
for ($i=0; $i<=$stoppoint+1; $i++)
{
if ($i<$stoppoint-2) {$questionarray[] = $bigarray[$i];}
unset($bigarray[$i]);
}
$bigarray = array_values($bigarray);

//ANSWERS
if (array_search("# CONDITIONS TABLE\n", $bigarray))
{
$stoppoint = array_search("# CONDITIONS TABLE\n", $bigarray);
}
else
{
$stoppoint = count($bigarray)-1;
}
for ($i=0; $i<=$stoppoint+1; $i++)
{
if ($i<$stoppoint-2) {$answerarray[] = $bigarray[$i];}
unset($bigarray[$i]);
}
$bigarray = array_values($bigarray);

//CONDITIONS
if ($noconditions != "Y")
{
$stoppoint = count($bigarray)-1;
for ($i=0; $i<=$stoppoint+1; $i++)
{
if ($i<$stoppoint-2) {$conditionsarray[] = $bigarray[$i];}
unset($bigarray[$i]);
}
}

$countquestions = count($questionarray);
$countanswers = count($answerarray);
$countconditions = count($conditionsarray);

// CREATE SURVEY
$sid = substr($tablearray[0], strpos($tablearray[0], "('")+2, (strpos($tablearray[0], "',")-(strpos($tablearray[0], "('")+2)));
$insert = str_replace("('$sid'", "(''", $tablearray[0]);
//$insert = substr($insert, 0, -1);
$iresult = mysql_query($insert) or die("Insert of imported survey completely failed<br />\n<font size='1'>$insert</font><hr>$tablearray[0]<br /><br />\n" . mysql_error() . "</body>\n</html>");

$oldsid=$sid;

//GET NEW SID
$sidquery = "SELECT sid FROM surveys ORDER BY sid DESC LIMIT 1";
$sidres = mysql_query($sidquery);
while ($srow = mysql_fetch_row($sidres)) {$newsid = $srow[0];}

// DO GROUPS, QUESTIONS FOR GROUPS, THEN ANSWERS FOR QUESTIONS IN A NESTED FORMAT!
if ($grouparray)
{
foreach ($grouparray as $ga)
{
$gid = substr($ga, strpos($ga, "('")+2, (strpos($ga, "',")-(strpos($ga, "('")+2)));
$ginsert = str_replace("('$gid', '$sid',", "('', '$newsid',", $ga);
$oldgid=$gid;
//$ginsert = substr($ginsert, 0, -1);
$gres = mysql_query($ginsert);
//GET NEW GID
$gidquery = "SELECT gid FROM groups ORDER BY gid DESC LIMIT 1";
$gidres = mysql_query($gidquery);
while ($grow = mysql_fetch_row($gidres)) {$newgid = $grow[0];}
//NOW DO NESTED QUESTIONS FOR THIS GID
if ($questionarray)
{
foreach ($questionarray as $qa)
{
$sidpos = ", '$sid'";
$start = strpos($qa, "$sidpos")+2+strlen($sid)+5;
$end = strpos($qa, "'", $start)-$start;
if (substr($qa, $start, $end) == $gid)
{
$qid = substr($qa, strpos($qa, "('")+2, (strpos($qa, "',")-(strpos($qa, "('")+2)));
$oldqid=$qid;
$qinsert = str_replace("('$qid', '$sid', '$gid',", "('$newsid', '$newgid',", $qa);
$qinsert = str_replace("(`qid`, ", "(", $qinsert);
//$qinsert = substr(trim($qinsert), 0, -1);
//FIELDNAME ARRAY GENERATION
$typepos = "('$qid', '$sid', '$gid', '";
$type = substr($qa, strpos($qa, $typepos)+strlen($typepos), 1);
$otherpos = "')";
$other = substr($qa, strpos($qa, $otherpos)-6, 1);

//echo "$qinsert<br />\n";
$qres = mysql_query($qinsert) or die ("<b>ERROR:</b> Failed to insert question<br />\n$qinsert<br />\n".mysql_error()."</body>\n</html>");
//GET NEW GID
$qidquery = "SELECT qid FROM questions ORDER BY qid DESC LIMIT 1";
$qidres = mysql_query($qidquery);
while ($qrow = mysql_fetch_row($qidres)) {$newqid = $qrow[0];}
$newrank=0;
//NOW DO NESTED ANSWERS FOR THIS QID
if ($answerarray)
{
foreach ($answerarray as $aa)
{
$qidpos = "('";
$astart = strpos($aa, "$qidpos")+2;
$aend = strpos($aa, "'", $astart)-$astart;
$codepos1=strpos($aa, "', '")+4;
$codepos2=strpos($aa, "', '", strpos($aa, "', '")+1);
$codelength=$codepos2-$codepos1;
$code = substr($aa, $codepos1, $codelength);
if (substr($aa, $astart, $aend) == ($qid))
{
$ainsert = str_replace("('$qid", "('$newqid", $aa);
//$ainsert = substr(trim($ainsert), 0, -1);
$ares = mysql_query($ainsert) or die ("<b>ERROR:</b> Failed to insert answer<br />\n$ainsert<br />\n".mysql_error()."</body>\n</html>");
if ($type == "A" || $type == "B" || $type == "C" || $type == "M" || $type == "P")
{
$fieldnames[]=array($oldsid."X".$oldgid."X".$oldqid.$code, $newsid."X".$newgid."X".$newqid.$code);
if ($type == "P")
{
$fieldnames[]=array($oldsid."X".$oldgid."X".$oldqid.$code."comment", $newsid."X".$newgid."X".$newqid.$code."comment");
}
}
elseif ($type == "R")
{
$newrank++;
}
}
}
if (($type == "A" || $type == "B" || $type == "C" || $type == "M" || $type == "P") && ($other == "Y"))
{
$fieldnames[]=array($oldsid."X".$oldgid."X".$oldqid."other", $newsid."X".$newgid."X".$newqid."other");
if ($type == "P")
{
$fieldnames[]=array($oldsid."X".$oldgid."X".$oldqid."othercomment", $newsid."X".$newgid."X".$newqid."othercomment");
}
}
if ($type == "R" && $newrank >0)
{
for ($i=1; $i<=$newrank; $i++)
{
$fieldnames[]=array($oldsid."X".$oldgid."X".$oldqid.$i, $newsid."X".$newgid."X".$newqid.$i);
}
}
if ($type != "A" && $type != "B" && $type != "C" && $type != "R" && $type != "M" && $type != "P")
{
$fieldnames[]=array($oldsid."X".$oldgid."X".$oldqid, $newsid."X".$newgid."X".$newqid);
if ($type == "O")
{
$fieldnames[]=array($oldsid."X".$oldgid."X".$oldqid."comment", $newsid."X".$newgid."X".$newqid."comment");
}
}
$substitutions[]=array($oldsid, $oldgid, $oldqid, $newsid, $newgid, $newqid);
}
}
}
}
}
}
//We've built two arrays along the way - one containing the old SID, GID and QIDs - and their NEW equivalents
//and one containing the old 'extended fieldname' and its new equivalent. These are needed to import conditions.

if ($conditionsarray) //ONLY DO THIS IF THERE ARE CONDITIONS!
{
foreach ($conditionsarray as $car)
{
$startpos=strpos($car, "('")+2;
$nextpos=strpos($car, "', '", $startpos);
$oldcid=substr($car, $startpos, $nextpos-$startpos);
$startpos=$nextpos+4;
$nextpos=strpos($car, "', '", $startpos);
$oldqid=substr($car, $startpos, $nextpos-$startpos);
$startpos=$nextpos+4;
$nextpos=strpos($car, "', '", $startpos);
$oldcqid=substr($car, $startpos, $nextpos-$startpos);
$startpos=$nextpos+4;
$nextpos=strpos($car, "', '", $startpos);
$oldcfieldname=substr($car, $startpos, $nextpos-$startpos);
$toreplace="('$oldcid', '$oldqid', '$oldcqid', '$oldcfieldname'";
//echo "$toreplace<br />\n";
foreach ($substitutions as $subs)
{
if ($oldqid==$subs[2]) {$newqid=$subs[5];}
if ($oldcqid==$subs[2]) {$newcqid=$subs[5];}
}
foreach($fieldnames as $fns)
{
if ($oldcfieldname==$fns[0]) {$newcfieldname=$fns[1];}
}
$replacewith="('', '$newqid', '$newcqid', '$newcfieldname'";
//echo "$replacewith<br />\n";
$insert=str_replace($toreplace, $replacewith, $car);
//echo "$insert<br /><br />\n";
$result=mysql_query($insert) or die ("Couldn't insert condition<br />$insert<br />".mysql_error());
}
}

echo "SURVEY SUMMARY:<br />\n";
echo "<ul>\n\t<li>Surveys: $countsurveys</li>\n";
echo "\t<li>Groups: $countgroups</li>\n";
echo "\t<li>Questions: $countquestions</li>\n";
echo "\t<li>Answers: $countanswers</li>\n";
echo "\t<li>Conditions: $countconditions</li>\n</ul>\n";

echo "<b>Survey Import has been completed. <a href='admin.php?sid=$newsid'>Administration</a></b>";

echo "</body>\n</html>";
unlink($the_full_file_path);
?>

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