/**
* Parse URI structure and get current_page
*
* @access protected
* @return void
*/
protected function initiate()
{
// Parse based from provided `uri`, for custom routing
if (!empty($this->uri)) {
$segments = explode('/', str_replace(Uri::base(), '', $this->uri));
$key = array_search(':page', $segments);
// only find current_page if specifically set to null, otherwise assume current_page is provided
if (null === $this->current_page) {
if (false !== $key) {
$this->uri_segment = intval($key) + 1;
}
$this->current_page = (int) Uri::segment($this->uri_segment);
}
// make sure it's an integer
$this->current_page = (int) $this->current_page;
} else {
// URI is not given, we need to automatically detect request URI
$get = Input::get(null, array());
$segments = \Uri::segments();
// use $_GET if uri_segment is specifically set to null
if (null === $this->uri_segment) {
if (!isset($get['page'])) {
$get['page'] = 1;
}
$this->current_page = (int) $get['page'];
$get['page'] = ':page';
} else {
// start URI detection
$key = $this->uri_segment - 1;
// @todo it's should basically be the same.
if (isset($segments[$key])) {
$this->current_page = (int) $segments[$key];
} else {
$this->current_page = (int) Uri::segment($this->uri_segment);
}
// get the route translation, as comparison to current URI segment
$translation = explode('/', \Request::active()->route->translation);
// we need to merge translation when Uri::segments is not enough
if ($key >= count($segments)) {
foreach ($translation as $seg_id => $seg_value) {
if (!isset($segments[$seg_id])) {
$segments[$seg_id] = $seg_value;
}
}
}
// add in action index when not available
if (null === \Request::active()->route->action and count($translation) <= count($segments)) {
$segments[$key - 1] = 'index';
}
$segments[$key] = ':page';
}
// we should add in all $_GET (useful for listing with filters)
if (!empty($get)) {
$get = Uri::build_get_query($get);
$get = str_replace('page=%3Apage', 'page=:page', $get);
} else {
$get = '';
}
// generate an formatted uri with :page
$this->uri = implode('/', $segments) . $get;
}
}