Remove unneeded variables

Author: jtojnar

controllers/Sources.php

@@ -31,7 +31,6 @@ public function show() {
              '<a class="source-export" href="opmlexport">' . \F3::get('lang_source_export') . '</a>' .
              '<a class="source-opml" href="opml">' . \F3::get('lang_source_opml');
         $sourcesHtml = '</a>';
-        $i = 0;
 
         foreach ($sourcesDao->getWithIcon() as $source) {
             $this->view->source = $source;
@@ -93,7 +92,6 @@ public function params() {
      */
     public function renderSources(array $sources) {
         $html = '';
-        $itemsDao = new \daos\Items();
         foreach ($sources as $source) {
             $this->view->source = $source['title'];
             $this->view->sourceid = $source['id'];
@@ -317,9 +315,9 @@ public function listSources() {
         $sources = $sourcesDao->getWithIcon();
 
         // get last icon
-        for ($i = 0; $i < count($sources); ++$i) {
-            $sources[$i]['params'] = json_decode(html_entity_decode($sources[$i]['params']), true);
-            $sources[$i]['error'] = $sources[$i]['error'] === null ? '' : $sources[$i]['error'];
+        foreach ($sources as &$source) {
+            $source['params'] = json_decode(html_entity_decode($source['params']), true);
+            $source['error'] = $source['error'] === null ? '' : $source['error'];
         }
 
         $this->view->jsonSuccess($sources);
@@ -348,8 +346,6 @@ public function spouts() {
     public function stats() {
         $this->needsLoggedInOrPublicMode();
 
-        $itemDao = new \daos\Items();
-
         // load sources
         $sourcesDao = new \daos\Sources();
         $sources = $sourcesDao->getWithUnread();

helpers/View.php

@@ -184,11 +184,6 @@ public static function getGlobalCssFileName() {
     private function genMinified($type) {
         self::$staticmtime[$type] = self::maxmtime(\F3::get($type));
 
-        if ($type === self::STATIC_RESOURCE_JS) {
-            $filename = self::getGlobalJsFileName();
-        } elseif ($type === self::STATIC_RESOURCE_CSS) {
-            $filename = self::getGlobalCssFileName();
-        }
         $target = \F3::get('BASEDIR') . '/public/' . self::$staticPrefix . '.' . $type;
 
         // build if needed