lastbookbytype can now be called without parameters

NetBiblio.php

@@ -13,7 +13,7 @@ use BSR\Lib\WebService;
 class NetBiblio extends WebService
 {
     /** @var string $version version number */
-    public static $version = '1.1.1';
+    public static $version = '1.1.2';
 
     private $login = '';
     private $client = 'website';
@@ -842,7 +842,7 @@ class NetBiblio extends WebService
      * books for a given Genre. It may receives the genre 'Jeunesse' which
      * is a boolean value on Solr documents.
      *
-     * @param string $genre Genre for which we want books (not the code)
+     * @param string $genre Genre for which we want books (not the code), this can be empty
      * @param int $number number of books
      * @return array
      * @throws WebException
@@ -852,11 +852,10 @@ class NetBiblio extends WebService
         $s = new BookSearch();
         if($genre == 'Jeunesse') {
             $s->addQuery(1, 'jeunesse');
-        } else {
+        } else if(! empty($genre)) {
             $s->addQuery($genre, 'genre');
         }
-        // this is not strictly speaking needed since we boost
+
-        // more recent books anyway, but let be on the safe side
         $s->addSortField('availabilityDate');
 
         // we only want visible books
@@ -865,6 +864,10 @@ class NetBiblio extends WebService
         $results = $s->getResults(0, $number);
         $books = $this->AddBookData($results['books']);
 
+        if(empty($genre)) {
+            return $books;
+        }
+
         $data = array();
         foreach($books as $b) {
             $data[$genre][] = $b;