From a16c956a53dc37b7629aa94ec927c98249868368 Mon Sep 17 00:00:00 2001
From: SenorSmartyPants <senorsmartypants@gmail.com>
Date: Wed, 9 Dec 2020 14:30:28 -0600
Subject: [PATCH] cops_ignored_formats list

array of formats never to return from the database. ORIGINAL_EPUB as an example
---
 config_default.php |  5 +++++
 lib/Data.php       | 15 +++++++++++++--
 2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/config_default.php b/config_default.php
index 84397db17..3f4ea3d6a 100644
--- a/config_default.php
+++ b/config_default.php
@@ -109,6 +109,11 @@
      */
     $config['cops_prefered_format'] = array('EPUB', 'PDF', 'AZW3', 'AZW', 'MOBI', 'CBR', 'CBZ');
 
+    /*
+     * Specify the ignored formats that will never display in COPS
+     */
+    $config['cops_ignored_formats'] = array();
+
     /*
      * use URL rewriting for downloading of ebook in HTML catalog
      * See Github wiki for more information
diff --git a/lib/Data.php b/lib/Data.php
index 3a4ab254d..cae9dc4d3 100644
--- a/lib/Data.php
+++ b/lib/Data.php
@@ -153,9 +153,20 @@ public function getHtmlLinkWithRewriting ($title = NULL, $view = false) {
     }
 
     public static function getDataByBook ($book) {
+        global $config;
+
         $out = array ();
-        $result = parent::getDb ()->prepare('select id, format, name
-                                             from data where book = ?');
+
+        $sql = 'select id, format, name from data where book = ?';
+        
+        $ignored_formats = $config['cops_ignored_formats'];
+        if (count($ignored_formats) > 0) {
+            $sql .= " and format not in ('" 
+            . implode("','", $ignored_formats) 
+            . "')";
+        }
+
+        $result = parent::getDb ()->prepare($sql);
         $result->execute (array ($book->id));
 
         while ($post = $result->fetchObject ())