From 4ce97e04235984e1baed12fa85c653a904dfda73 Mon Sep 17 00:00:00 2001
From: Michael Ang <mang@archive.org>
Date: Mon, 5 Dec 2011 20:01:30 +0000
Subject: [PATCH] "preview" uses marked cover for books >= 1923. "cover0"
 returns first marked cover or 404

---
 BookReaderIA/datanode/BookReaderImages.inc.php | 10 ++++------
 BookReaderIA/datanode/BookReaderPreview.php    |  2 +-
 2 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/BookReaderIA/datanode/BookReaderImages.inc.php b/BookReaderIA/datanode/BookReaderImages.inc.php
index 39b6673..ad56f20 100644
--- a/BookReaderIA/datanode/BookReaderImages.inc.php
+++ b/BookReaderIA/datanode/BookReaderImages.inc.php
@@ -120,26 +120,24 @@ class BookReaderImages
                 $imageIndex = $metadata['titleIndex'];
                 break;
             
-            /* Old 'cover' behaviour where it would show cover 0 if it exists or return 404.
-               Could be re-added as cover0, cover1, etc
-            case 'cover':
+            /* Old 'cover' behaviour where it would show cover 0 if it exists or return 404. */
+            case 'cover0':
                 if (! array_key_exists('coverIndices', $metadata)) {
                     $this->BRfatal("No cover asserted in book");
                 }
                 $imageIndex = $metadata['coverIndices'][0]; // $$$ TODO add support for other covers
                 break;
-            */
             
             case 'preview':
             case 'cover': // Show our best guess if cover is requested
                 // Preference is:
-                //   Cover page if book was published >= 1950
+                //   Cover page if book was published >= 1923
                 //   Title page
                 //   Cover page
                 //   Page 0
                          
                 if ( array_key_exists('date', $metadata) && array_key_exists('coverIndices', $metadata) ) {
-                    if ($brm->parseYear($metadata['date']) >= 1950) {
+                    if ($brm->parseYear($metadata['date']) >= 1923) {
                         $imageIndex = $metadata['coverIndices'][0];                
                         break;
                     }
diff --git a/BookReaderIA/datanode/BookReaderPreview.php b/BookReaderIA/datanode/BookReaderPreview.php
index dacf075..1b91f46 100644
--- a/BookReaderIA/datanode/BookReaderPreview.php
+++ b/BookReaderIA/datanode/BookReaderPreview.php
@@ -33,7 +33,7 @@ function BRfatal($message) {
     die(-1);
 }
 
-$allowedPages = array('title','cover','preview');
+$allowedPages = array('title','cover','cover0','preview');
 $allowedPattern = '#^(' . join('|', $allowedPages) . ')#';
 
 $page = $_REQUEST['page'];
-- 
2.20.1