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get_tl_task_data.php
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<?php
include 'connection.php';
session_start();
$employee_id = $_SESSION['emp_id'];
$sidx = $_REQUEST['sidx'];
$sord = $_REQUEST['sord'];
$rows = array();
$searchon = $_REQUEST['_search'];
$wh = "";
if ($searchon == 'true') {
$searchstr = Strip($_REQUEST['filters']);
$wh = constructWhere($searchstr);
$sql = "select * from tasks where task_id IN (select task_id from project_employee_task WHERE assigned_by = " . $employee_id . " AND project_id IN (select project_id from project_employee where role = 2 AND employee_id = " . $employee_id . ") ) AND " . $wh . " ORDER BY " . $sidx . " " . $sord;
$sth = mysqli_query($conn, $sql);
if ($sth === FALSE) {
die(mysqli_error()); // TODO: better error handling
}
while ($row = mysqli_fetch_array($sth, MYSQL_ASSOC)) {
$row_array['project_id'] = $row['project_id'];
$row_array['task_id'] = $row['task_id'];
$row_array['task_name'] = $row['task_name'];
$row_array['status'] = $row['status'];
$row_array['priority'] = $row['priority'];
$row_array['description'] = $row['description'];
$row_array['estimated_time'] = $row['estimated_time'];
$row_array['start_date'] = $row['start_date'];
$row_array['progress'] = $row['progress'];
array_push($rows, $row_array);
}
echo json_encode($rows);
} else {
$sql = "select * from tasks where task_id IN (select task_id from project_employee_task WHERE assigned_by = " . $employee_id . " AND project_id IN (select project_id from project_employee where role = 2 AND employee_id = " . $employee_id . ") ) ORDER BY " . $sidx . " " . $sord;
$sth = mysqli_query($conn, $sql);
// select * from tasks where task_id IN (select task_id from project_employee_task where assigned_by = 1116 and project_id IN (select project_id from project_employee where role = 2) )
if ($sth === FALSE) {
die(mysqli_error()); // TODO: better error handling
}
while ($row = mysqli_fetch_array($sth, MYSQL_ASSOC)) {
$row_array['project_id'] = $row['project_id'];
$row_array['task_id'] = $row['task_id'];
$row_array['task_name'] = $row['task_name'];
$row_array['status'] = $row['status'];
$row_array['priority'] = $row['priority'];
$row_array['description'] = $row['description'];
$row_array['estimated_time'] = $row['estimated_time'];
$row_array['start_date'] = $row['start_date'];
$row_array['progress'] = $row['progress'];
array_push($rows, $row_array);
}
echo json_encode($rows);
}
function constructWhere($s) {
$qwery = "";
//['eq','ne','lt','le','gt','ge','bw','bn','in','ni','ew','en','cn','nc']
$qopers = array(
'eq' => " = ",
'ne' => " <> ",
'lt' => " < ",
'le' => " <= ",
'gt' => " > ",
'ge' => " >= ",
'bw' => " LIKE ",
'bn' => " NOT LIKE ",
'in' => " IN ",
'ni' => " NOT IN ",
'ew' => " LIKE ",
'en' => " NOT LIKE ",
'cn' => " LIKE ",
'nc' => " NOT LIKE ");
if ($s) {
$jsona = json_decode($s, true);
if (is_array($jsona)) {
$gopr = $jsona['groupOp'];
$rules = $jsona['rules'];
$i = 0;
foreach ($rules as $key => $val) {
$field = $val['field'];
$op = $val['op'];
$v = $val['data'];
if ($v && $op) {
// ToSql in this case is absolutely needed
$v = ToSql($field, $op, $v);
if ($i > 0)
$qwery .= " " . $gopr . " ";
else
$qwery .= " ";
switch ($op) {
// in need other thing
case 'in' :
case 'ni' :
$qwery .= $field . $qopers[$op] . " (" . $v . ")";
break;
default:
$qwery .= $field . $qopers[$op] . "'" . $v . "'";
}
$i++;
}
}
}
}
return $qwery;
}
function ToSql($field, $oper, $val) {
// we need here more advanced checking using the type of the field - i.e. integer, string, float
switch ($field) {
case 'project_id':
return intval($val);
break;
//return intval($val);
//break;
case 'task_id':
return intval($val);
break;
case 'task_name':
return $val;
break;
case 'status':
return $val; //return floatval($val);
break;
case 'priority':
return $val;
break;
case 'description':
return $val;
break;
case 'estimated_time':
return $val;
break;
case 'start_date':
return $val;
break;
case 'progress':
return $val;
break;
default :
//mysql_real_escape_string is better
if ($oper == 'bw' || $oper == 'bn')
return "'" . addslashes($val) . "%'";
else if ($oper == 'ew' || $oper == 'en')
return "'%" . addcslashes($val) . "'";
else if ($oper == 'cn' || $oper == 'nc')
return "'%" . addslashes($val) . "%'";
else
return "'" . addslashes($val) . "'";
}
}
function Strip($value) {
if (get_magic_quotes_gpc() != 0) {
if (is_array($value))
if (array_is_associative($value)) {
foreach ($value as $k => $v)
$tmp_val[$k] = stripslashes($v);
$value = $tmp_val;
} else
for ($j = 0; $j < sizeof($value); $j++)
$value[$j] = stripslashes($value[$j]);
else
$value = stripslashes($value);
}
return $value;
}
function array_is_associative($array) {
if (is_array($array) && !empty($array)) {
for ($iterator = count($array) - 1; $iterator; $iterator--) {
if (!array_key_exists($iterator, $array)) {
return true;
}
}
return !array_key_exists(0, $array);
}
return false;
}
?>