<?PHP

$operators = array("+" => "Add",
                   "-" => "Subtract",
                   "=" => "Assign");

$fields = array("Current_In" => "Hits In",
                "Current_Out" => "Hits Out",
                "Total_In" => "Total Hits In",
                "Total_Out" => "Total Hits Out",
                "Current_Prod" => "Productivity",
                "Total_Prod" => "Total Productivity");
                #"Num_Ratings" => "Number of Ratings",
                #"Rating_Total" => "Rating Total");

$types = array("PreRerank" => "Before a Rerank",
               "PostRerank" => "After a Rerank",
               "PreReset" => "Before a Reset",
               "PostReset" => "After a Reset",
               "PreTotalReset" => "Before a Total Reset",
               "PostTotalReset" => "After a Total Reset");
               #"PreRatingReset" => "Before a Rating Reset",
               #"PostRatingReset" => "After a Rating Reset");

function GenerateTriggerDescription($type, $action, $username)
{
    global $types, $fields, $operators;    

    list($operand, $operation) = explode('=', $action);

    $operator = '=';
    $amount = $operation;
    $to = 'to';
    $account = "for account $username";

    if( preg_match("/$operand([\-+])(.*)/", $operation, $matches) )
    {
        $operator = $matches[1];
        $amount = $matches[2];
    }

    if( preg_match("/rand\((\d+),(\d+)\)/i", $amount, $matches) )
    {
        $amount = "a random value from $matches[1] to $matches[2]";
    }

    if( $operator == '-' )
    {
        $to = 'from';
    }

    if( $username == 'ALL' )
    {
        $account = 'for all accounts';
    }

    return ucfirst(strtolower($types[$type])) . " " . strtolower($operators[$operator]) . " " . $amount . " " . $to . " " . strtolower($fields[$operand]) . " " . $account;
}

?>
<script type="text/javascript">
function checkForm(form)
{
    if( form.Run.value == 'DeleteTrigger' )
    {
        if( !confirm('Are you sure you want to delete this trigger?') )
        {
            return false;
        }
    }
    else
    {
        if( !form.Operand.value || !form.Username.value )
        {
            alert('All fields must be filled in');
            return false;
        }
    }
}


function editTrigger(id)
{
    window.open('newwin.php?page=edittrigger&ID=' + id, '_blank', 'menubar=no,height=250,width=470,scrollbars=yes,top=300,left=300');
    return false;
}


function changeTo(operator)
{
    var to = document.getElementById('to');

    if( operator.selectedIndex == 1 )
    {
        to.innerHTML = 'from';
    }
    else
    {
        to.innerHTML = 'to';
    }
}

function selectAll(button)
{
    var form  = document.form;
    var state = (button.value == 'Check All' ? true : false);

    for( var i = 0; i < form.length; i++ )
    {
        if( form.elements[i].name == 'ID[]' )
        {
            form.elements[i].checked = state;
        }
    }

    if( state )
    {
        button.value = 'Uncheck All';
    }
    else
    {
        button.value = 'Check All';
    }
}

function setRun(value)
{
    document.form.Run.value = value;
}
</script>
<?PHP
if( isset($message) )
{
?>
<div id="message">
<?PHP echo $message; ?>
</div>
<br />
<?PHP
}
?>

<form name="form" action="admin.php" target="_self" method="post" onSubmit="return checkForm(this);">


<div>

<table>
<tr>
<td>
Add a Trigger
</td>
</tr>

<tr>
<td>
<b>Type</b>
</td>
<td>
<select name="Type">
<?PHP 
foreach($types as $key => $value)
{
    echo "<option value=\"$key\">$value</option>\n";
}
?>
</select>
</td>
</tr>

<tr>
<td>
<b>Account</b>
</td>
<td>
<input type="text" name="Username" size="20">
</td>
</tr>

<tr>
<td>
<b>Action</b>
</td>
<td>
<select name="Operator" onChange="changeTo(this)">
<?PHP 
foreach($operators as $key => $value)
{
    echo "<option value=\"$key\">$value</option>\n";
}
?>
</select>

<input type="text" name="Operand" size="10">

<b id="to">to</b>

<select name="Field">
<?PHP 
foreach($fields as $key => $value)
{
    echo "<option value=\"$key\">$value</option>\n";
}
?>
</select>
</td>
</tr>

<tr>
<td>
<input type="submit" value="Add Trigger" onClick="setRun('AddTrigger')">
</td>
</tr>
</table>

</div>

<br />

<?PHP

$DB->Connect();

$result = $DB->Query("SELECT * FROM topsites_Triggers ORDER BY Unique_ID");

if( $DB->NumRows($result) > 0 )
{
?>



<table>
<tr>
<td>
Existing Triggers
</td>
</tr>

<tr>
<td>
ID
</td>
<td>
Description
</td>
<td>
Actions
</td>
</tr>

<?PHP
    while( $trigger = $DB->NextRow($result) )
    {
?>

<tr>
<td>
<input type="checkbox" name="ID[]" value="<?PHP echo $trigger['Unique_ID']; ?>">
<?PHP echo $trigger['Unique_ID']; ?>
</td>
<td>
<?PHP echo GenerateTriggerDescription($trigger['Type'], $trigger['Action'], $trigger['Username']); ?>
</td>
<td>
<a href="" onClick="return editTrigger('<?PHP echo $trigger['Unique_ID']; ?>')">[Edit]</a>
&nbsp;
<a href="admin.php?Run=DeleteTrigger&ID[]=<?PHP echo $trigger['Unique_ID']; ?>" onClick="return confirm('Are you sure you want to delete this trigger?')">[Delete]</a>
</td>
</tr>

<?PHP
    }
?>

<tr>
<td colspan=3>
<br>
<input type="button" value="Check All" onClick="selectAll(this)">
&nbsp;&nbsp;&nbsp;
<input type="submit" value="Delete Selected" onClick="setRun('DeleteTrigger')">
</td>
</tr>
</table>

<?PHP
}

$DB->Free($result);
$DB->Disconnect();

?>

<input type="hidden" name="Run" value="">

</form>