1 files changed, 22 insertions, 0 deletions
diff --git a/packages/gitbook/src/api/decodeGlobal.js b/packages/gitbook/src/api/decodeGlobal.js
new file mode 100644
index 0000000..c7bbcc7
--- /dev/null
+++ b/packages/gitbook/src/api/decodeGlobal.js
@@ -0,0 +1,22 @@
+const decodeConfig = require('./decodeConfig');
+
+/**
+ * Decode changes from a JS API to a output object.
+ * Only the configuration can be edited by plugin's hooks
+ *
+ * @param {Output} output
+ * @param {Object} result: result from API
+ * @return {Output} output
+ */
+function decodeGlobal(output, result) {
+    let book = output.getBook();
+    let config = book.getConfig();
+
+    // Update config
+    config = decodeConfig(config, result.config);
+    book = book.set('config', config);
+
+    return output.set('book', book);
+}
+
+module.exports = decodeGlobal;