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This commit is contained in:
Gerald Raab
2007-07-27 11:02:55 +00:00
parent c2c0a1713c
commit fbe9649840
12 changed files with 1296 additions and 51 deletions
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include/uebung.class.php
+55 -4
View File
@@ -137,6 +137,7 @@ class uebung
return false;
}
}
function load_studentuebung($student_uid, $uebung_id)
{
$qry = "SELECT * FROM campus.tbl_studentuebung WHERE student_uid='$student_uid' AND uebung_id='$uebung_id'";
@@ -172,7 +173,23 @@ class uebung
return false;
}
}
function check_studentuebung($uebung_id)
{
$qry = "SELECT * FROM campus.tbl_studentuebung WHERE uebung_id='$uebung_id'";
if($result = pg_query($this->conn, $qry))
{
if (pg_num_rows($result) >0)
return true;
else
return false;
}
else
return false;
}
function load_uebung($lehreinheit_id, $level=null, $uebung_id=null)
{
if(!is_numeric($lehreinheit_id))
@@ -452,15 +469,46 @@ class uebung
$this->errormsg = 'Uebung_id ist ungueltig';
return false;
}
// subübungen wegräumen
$qry = "SELECT * FROM campus.tbl_uebung WHERE liste_id = '".$uebung_id."'";
if($result=pg_query($this->conn, $qry))
{
while($row = pg_fetch_object($result))
{
foreach (glob(BENOTUNGSTOOL_PATH."angabe/*".$row->uebung_id.".*") as $angabe)
{
if(file_exists($angabe))
unlink($angabe);
}
$qry = "DELETE FROM campus.tbl_studentbeispiel WHERE beispiel_id IN(SELECT beispiel_id FROM campus.tbl_beispiel WHERE uebung_id='$row->uebung_id');
DELETE FROM campus.tbl_abgabe WHERE abgabe_id IN(SELECT abgabe_id FROM campus.tbl_studentuebung WHERE uebung_id='$row->uebung_id');
DELETE FROM campus.tbl_studentuebung WHERE uebung_id='$row->uebung_id';
DELETE FROM campus.tbl_beispiel WHERE uebung_id='$row->uebung_id';
DELETE FROM campus.tbl_uebung WHERE uebung_id='$row->uebung_id';
DELETE FROM campus.tbl_studentuebung WHERE uebung_id = '$row->uebung_id'";
if(!pg_query($qry))
{
$this->errormsg = 'Fehler beim Loeschen der Daten';
return false;
}
}
}
foreach (glob(BENOTUNGSTOOL_PATH."angabe/*".$uebung_id.".*") as $angabe)
{
if(file_exists($angabe))
unlink($angabe);
}
$qry = "DELETE FROM campus.tbl_studentuebung WHERE uebung_id='$uebung_id';
DELETE FROM campus.tbl_studentbeispiel WHERE beispiel_id IN(SELECT beispiel_id FROM campus.tbl_beispiel WHERE uebung_id='$uebung_id');
$qry = "DELETE FROM campus.tbl_studentbeispiel WHERE beispiel_id IN(SELECT beispiel_id FROM campus.tbl_beispiel WHERE uebung_id='$uebung_id');
DELETE FROM campus.tbl_abgabe WHERE abgabe_id IN(SELECT abgabe_id FROM campus.tbl_studentuebung WHERE uebung_id='$uebung_id');
DELETE FROM campus.tbl_studentuebung WHERE uebung_id='$uebung_id';
DELETE FROM campus.tbl_beispiel WHERE uebung_id='$uebung_id';
DELETE FROM campus.tbl_uebung WHERE uebung_id='$uebung_id'";
DELETE FROM campus.tbl_uebung WHERE uebung_id='$uebung_id';
DELETE FROM campus.tbl_studentuebung WHERE uebung_id = '$uebung_id'";
if(pg_query($qry))
return true;
@@ -468,7 +516,10 @@ class uebung
{
$this->errormsg = 'Fehler beim Loeschen der Daten';
return false;
}
}
}
}
?>