public static function buildPaging($page, $num)
{
$range = array('limit' => 10, 'offset' => 0);
if (isset($page['limit']) && $page['limit'] !== null) {
$range['limit'] = $page['limit'];
}
if (isset($page['offset']) && $page['offset'] !== null) {
$range['offset'] = $page['offset'];
}
$icons = array('first' => array('name' => 'Navigation/First', 'enabled' => true), 'previous' => array('name' => 'Navigation/Previous', 'enabled' => true), 'last' => array('name' => 'Navigation/Last', 'enabled' => true), 'next' => array('name' => 'Navigation/Next', 'enabled' => true));
if ($num < $range['limit']) {
$range['offset'] = 0;
}
if ($range['offset'] == 0) {
$icons['first']['enabled'] = false;
$icons['previous']['enabled'] = false;
}
if ($range['offset'] + $range['limit'] >= $num) {
$icons['next']['enabled'] = false;
$icons['last']['enabled'] = false;
}
$xmlOutput = DataCenterXml::open('div', array('class' => 'paging', 'align' => 'center'));
foreach ($icons as $icon => $options) {
$attributes = array('class' => 'icon' . (!$options['enabled'] ? '-disabled' : ''));
$attributes['class'] .= ' ' . $icon;
$iconRange = array('limit' => $range['limit']);
if ($options['enabled']) {
switch ($icon) {
case 'first':
$iconRange['offset'] = 0;
break;
case 'previous':
$iconRange['offset'] = max($range['offset'] - $range['limit'], 0);
break;
case 'next':
$iconRange['offset'] = min($range['offset'] + $range['limit'], $num - 1);
break;
case 'last':
$iconRange['offset'] = $num - $range['limit'];
break;
}
$attributes = array_merge($attributes, DataCenterXml::buildLink(array_merge($page, $iconRange)));
}
$xmlOutput .= DataCenterXml::icon($options['name'], $options['enabled'], $attributes);
}
$xmlOutput .= DataCenterXml::div(array('class' => 'label'), DataCenterUI::message('label', 'range', $num));
$xmlOutput .= DataCenterXml::close('div');
return $xmlOutput;
}
