- call CheckSession as late as possible

- always try to get zip file so that we can have a cacheable uri

NetBiblio.php

@@ -13,7 +13,7 @@ use BSR\Lib\WebService;
 class NetBiblio extends WebService
 {
     /** @var string $version version number */
-    public static $version = '1.0.3';
+    public static $version = '1.0.4';
 
     private $login = '';
     private $client = 'website';
@@ -184,7 +184,7 @@ class NetBiblio extends WebService
                 isset($b['files']) &&
                 isset($b['files']['samples']) &&
                 count($b['files']['samples']) == 2 && // we want two samples (mp3 and ogg)
-                (strlen($this->login) == 0 || isset($b['files']['zip'])) // we want a zip file only for logged in people
+                isset($b['files']['zip']) // we want a zip file
             );
         });
 
@@ -208,6 +208,9 @@ class NetBiblio extends WebService
             $this->SetFiles($files);
         }
 
+        // retrieve login information if they exists to generate the URL
+        $this->CheckSession();
+
         // add hash, client and login into zip file uri
         $books = array_map(function($b) {
             $b['files']['cacheable_uri'] = isset($b['files']['zip']['uri']) ? $b['files']['zip']['uri'] : false;
@@ -502,7 +505,6 @@ class NetBiblio extends WebService
      */
     public function FindBooks($codes)
     {
-        $this->CheckSession();
         return array_values($this->AddBookData(BookSearch::GetBooks(json_decode($codes))));
     }
 
@@ -514,7 +516,6 @@ class NetBiblio extends WebService
      */
     public function FindBook($code)
     {
-        $this->CheckSession();
         $books = $this->AddBookData(BookSearch::GetBooks(array($code)));
         return reset($books);
     }
@@ -622,6 +623,7 @@ class NetBiblio extends WebService
      */
     public function NewSearch($values)
     {
+        // we need the client to perform some query field replacement
         $this->CheckSession();
 
         $queryArray = json_decode($values, true);
@@ -807,8 +809,6 @@ class NetBiblio extends WebService
      */
     public function LastBooksByType($genre, $number)
     {
-        $this->CheckSession();
-
         $s = new BookSearch();
         if($genre == 'Jeunesse') {
             $s->addQuery(1, 'jeunesse');