{

private static $instance;

public static function init()

{

if(!self::$instance instanceof self) {

self::$instance = new self;

}

return self::$instance;

}

function actions_filters()

{

if( fep_get_option('hide_directory', 0 ) != '1' || current_user_can('manage_options')){

add_action ('fep_menu_button', array(&$this, 'menu'));

add_action('fep_switch_directory', array(&$this, "directory"));

}

}

function menu() {

$class = 'fep-button';

if (isset($_GET['fepaction']) && $_GET['fepaction'] == 'directory')

$class = 'fep-button-active';

echo "<a class='$class' href='".fep_action_url('directory')."'>".__('Directory', 'fep').'</a>';

}

function directory()

{

if( fep_get_option('hide_directory', 0 ) == '1' && !current_user_can('manage_options')){

echo fep_message_box() ;

return;

}

$page = (isset( $_GET['feppage']) && $_GET['feppage'] ) ? absint( $_GET['feppage'] ) : 0;

$offset = $page * fep_get_option('user_page', 50 );

$args = array(

'number' => fep_get_option('user_page', 50 ),

'offset' => $offset,

'orderby' => 'display_name',

'order' => 'ASC'

);

$args = apply_filters ('fep_directory_arguments', $args );

// The Query

$user_query = new WP_User_Query( $args );

$total = $user_query->get_total();

if (! empty( $user_query->results))

{

$directory = "<p><strong>".__("Total Users", 'fep').": (".$total.")</strong></p>";

$numPgs = $total / fep_get_option('user_page', 50 );

if ($numPgs > 1)

{

$directory .= "<p><strong>".__("Page", 'fep').": </strong> ";

for ($i = 0; $i < $numPgs; $i++)

if ($_GET['feppage'] != $i)

$directory .= "<a href='".fep_action_url()."directory&feppage=".$i."'>".($i+1)."</a> ";

else

$directory .= "[<b>".($i+1)."</b>] ";

$directory .= "</p>";

}

$directory .= "<table><tr class='fep-head'>

<th width='40%'>".__("User", 'fep')."</th>

<th width='30%'>".__("View Messages between", 'fep')."</th>

<th width='30%'>".__("Send Message", 'fep')."</th></tr>";

$a=0;

foreach( $user_query->results as $u )

{

$directory .= "<tr class='fep-trodd".$a."'><td>".$u->display_name."</td>";

$directory .= "<td><a href='".fep_action_url()."between&with=$u->user_login'>".__("View Messages between", 'fep')."</a></td>";

$directory .= "<td><a href='".fep_action_url()."newmessage&to=$u->user_login'>".__("Send Message", 'fep')."</a></td></tr>";

if ($a) $a = 0; else $a = 1;

}

$directory .= "</table>";

}

else

{

$directory = "<div id='fep-error'>".__("No users found.", 'fep')."</div>";;

}

echo apply_filters( 'fep_directory_output', $directory );

}