From 9a8d11aeda5a5ade12e12c1a4c03d34ebd2e6fcf Mon Sep 17 00:00:00 2001
From: Colin <colinnlsn@gmail.com>
Date: Wed, 26 Apr 2017 07:32:14 -0500
Subject: [PATCH] Added cover to Metadata

If the meta tag contains the "cover" keyword, add "cover" to the
metadata with the content as the value
---
 epub.js | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/epub.js b/epub.js
index 246918f..7332e94 100644
--- a/epub.js
+++ b/epub.js
@@ -9,7 +9,7 @@ try {
 } catch (err) {
     // Mock zipfile using pure-JS adm-zip:
     var AdmZip = require('adm-zip');
-    
+
     var ZipFile = function(filename) {
         this.admZip = new AdmZip(filename);
         this.names = this.admZip.getEntries().map(function(zipEntry) {
@@ -385,7 +385,7 @@ EPub.prototype.parseMetadata = function (metadata) {
             break;
         }
     }
-    
+
     var metas = metadata['meta'] || {};
     Object.keys(metas).forEach(function(key) {
         var meta = metas[key];
@@ -396,6 +396,10 @@ EPub.prototype.parseMetadata = function (metadata) {
         if (meta['#'] && meta['@'].property) {
             this.metadata[meta['@'].property] = meta['#'];
         }
+
+        if(meta.name && meta.name =="cover"){
+            this.metadata[meta.name] = meta.content;
+        }
     }, this);
 };
 
@@ -522,7 +526,7 @@ EPub.prototype.walkNavMap = function (branch, path, id_list, level) {
 
             var title = '';
             if (branch[i].navLabel && typeof branch[i].navLabel.text == 'string') {
-                title = branch[i].navLabel && branch[i].navLabel.text || branch[i].navLabel===branch[i].navLabel ? 
+                title = branch[i].navLabel && branch[i].navLabel.text || branch[i].navLabel===branch[i].navLabel ?
                     '' : (branch[i].navLabel && branch[i].navLabel.text || branch[i].navLabel || "").trim();
             }
             var order = Number(branch[i]["@"] && branch[i]["@"].playOrder || 0);
@@ -743,7 +747,7 @@ EPub.prototype.getFile = function (id, callback) {
 
 EPub.prototype.readFile = function(filename, options, callback_) {
     var callback = arguments[arguments.length - 1];
-    
+
     if (util.isFunction(options) || !options) {
         this.zip.readFile(filename, callback);
     } else if (util.isString(options)) {
@@ -762,4 +766,4 @@ EPub.prototype.readFile = function(filename, options, callback_) {
 
 
 // Expose to the world
-module.exports = EPub;
\ No newline at end of file
+module.exports = EPub;