Correction pagination bug for read articles

https://github.com/marienfressinaud/FreshRSS/issues/587

app/Controllers/indexController.php

@@ -76,14 +76,14 @@ class FreshRSS_index_Controller extends Minz_ActionController {
 		);
 
 		// On récupère les différents éléments de filtrage
-		$this->view->state = $state = Minz_Request::param ('state', $this->view->conf->default_view);
+		$this->view->state = Minz_Request::param('state', $this->view->conf->default_view);
 		$state_param = Minz_Request::param ('state', null);
 		$filter = Minz_Request::param ('search', '');
 		$this->view->order = $order = Minz_Request::param ('order', $this->view->conf->sort_order);
 		$nb = Minz_Request::param ('nb', $this->view->conf->posts_per_page);
 		$first = Minz_Request::param ('next', '');
 
-		if ($state === FreshRSS_Entry::STATE_NOT_READ) {	//Any unread article in this category at all?
+		if ($this->view->state === FreshRSS_Entry::STATE_NOT_READ) {	//Any unread article in this category at all?
 			switch ($getType) {
 				case 'a':
 					$hasUnread = $this->view->nb_not_read > 0;
@@ -104,7 +104,7 @@ class FreshRSS_index_Controller extends Minz_ActionController {
 					break;
 			}
 			if (!$hasUnread && ($state_param === null)) {
-				$this->view->state = $state = FreshRSS_Entry::STATE_ALL;
+				$this->view->state = FreshRSS_Entry::STATE_ALL;
 			}
 		}
 
@@ -117,11 +117,11 @@ class FreshRSS_index_Controller extends Minz_ActionController {
 		$keepHistoryDefault = $this->view->conf->keep_history_default;
 
 		try {
-			$entries = $entryDAO->listWhere($getType, $getId, $state, $order, $nb + 1, $first, $filter, $date_min, true, $keepHistoryDefault);
+			$entries = $entryDAO->listWhere($getType, $getId, $this->view->state, $order, $nb + 1, $first, $filter, $date_min, true, $keepHistoryDefault);
 
 			// Si on a récupéré aucun article "non lus"
 			// on essaye de récupérer tous les articles
-			if ($state === FreshRSS_Entry::STATE_NOT_READ && empty($entries) && ($state_param === null) && ($filter == '')) {
+			if ($this->view->state === FreshRSS_Entry::STATE_NOT_READ && empty($entries) && ($state_param === null) && ($filter == '')) {
 				Minz_Log::record('Conflicting information about nbNotRead!', Minz_Log::DEBUG);
 				$feedDAO = FreshRSS_Factory::createFeedDao();
 				try {
@@ -132,6 +132,7 @@ class FreshRSS_index_Controller extends Minz_ActionController {
 				$this->view->state = FreshRSS_Entry::STATE_ALL;
 				$entries = $entryDAO->listWhere($getType, $getId, $this->view->state, $order, $nb, $first, $filter, $date_min, true, $keepHistoryDefault);
 			}
+			Minz_Request::_param('state', $this->view->state);
 
 			if (count($entries) <= $nb) {
 				$this->view->nextId  = '';