Make default sort configurable for new items.

config/vufind/searches.ini

@@ -589,6 +589,8 @@ ranges = 1,5,30
 ; set the value too low, you may get the same results no matter which range setting
 ; is selected!
 result_pages = 10
+; The default sort to use (if different from the normally configured default).
+;default_sort = year
 ; This setting can be used to automatically apply filter queries to the New Item
 ; results.  For example, you might want to filter out certain content types.  You
 ; can add multiple filters by repeating the "filter[] =" line, or you can skip

module/VuFind/src/VuFind/Controller/Plugin/NewItems.php

@@ -104,6 +104,16 @@ public function getBibIDsFromCatalog($catalog, $params, $range, $dept, $flash)
         return $bibIDs;
     }
 
+    /**
+     * Get default setting (null to use regular default).
+     *
+     * @return ?string
+     */
+    public function getDefaultSort(): ?string
+    {
+        return $this->config->default_sort ?? null;
+    }
+
     /**
      * Get fund list
      *

module/VuFind/src/VuFind/Controller/SearchController.php

@@ -237,6 +237,7 @@ public function newitemAction()
 
         return $this->createViewModel(
             [
+                'defaultSort' => $this->newItems()->getDefaultSort(),
                 'fundList' => $this->newItems()->getFundList(),
                 'ranges' => $this->newItems()->getRanges(),
             ]

themes/bootstrap3/templates/search/newitem.phtml

@@ -13,6 +13,9 @@
   <?=$this->render('Helpers/ils-offline.phtml', ['offlineModeMsg' => 'ils_offline_holdings_message'])?>
 <?php endif; ?>
 <form method="get" class="form-search-newitem">
+  <?php if (!empty($this->defaultSort)): ?>
+    <input type="hidden" name="sort" value="<?=$this->escapeHtmlAttr($this->defaultSort)?>">
+  <?php endif; ?>
   <div class="form-group">
     <label class="control-label"><?=$this->transEsc('Range')?>:</label>
     <div class="btn-group" data-toggle="buttons">