Correctly copy cover for sub books

3 files changed, 8 insertions, 1 deletions

diff --git a/lib/book.js b/lib/book.js
index 96ceb06..a95113d 100644
--- a/lib/book.js
+++ b/lib/book.js
@@ -646,6 +646,11 @@ Book.prototype.parentRoot = function() {
 	return this.root;
 };
 
+// Return true if it's a sub-book
+Book.prototype.isSubBook = function() {
+	return !!this.parent;
+};
+
 // Resolve a path in book
 Book.prototype.resolve = function(p) {
     return path.resolve(this.root, p);
diff --git a/lib/configuration.js b/lib/configuration.js
index a7b4f1f..f60dc83 100644
--- a/lib/configuration.js
+++ b/lib/configuration.js
@@ -107,6 +107,8 @@ Configuration.prototype.load = function() {
         if (that.options.gitbook == "*") {
             that.book.log.warn.ln("you should specify a gitbook version to use in your book.json, for example: "+(_.first(pkg.version.split("."))+".x.x"));
         }
+
+        that.options.gitbook = pkg.version;
     });
 };
 
diff --git a/lib/generator.js b/lib/generator.js
index 6557461..f7f319d 100644
--- a/lib/generator.js
+++ b/lib/generator.js
@@ -58,7 +58,7 @@ BaseGenerator.prototype.copyCover = function() {
     ])
     .fail(function() {
         // If orignaly from multi-lang, try copy from parent
-        if (!that.isMultilingual()) return;
+        if (!that.book.isSubBook()) return;
 
         return Q.all([
             fs.copy(path.join(that.book.parentRoot(), "cover.jpg"), path.join(that.options.output, "cover.jpg")),