From 3eef703cdac9c9ca7da1145b8a81f13b6b6bfd34 Mon Sep 17 00:00:00 2001
From: Stefan Judis <stefanjudis@gmail.com>
Date: Sun, 30 Oct 2016 14:43:36 +0100
Subject: [PATCH] feat: add support for global meta data in child files #34
 (#35)

---
 index.js              |  2 ++
 lib/processor.js      | 19 ++++++++++---------
 lib/processor.spec.js |  7 ++++++-
 3 files changed, 18 insertions(+), 10 deletions(-)

diff --git a/index.js b/index.js
index 2ea7d34..0fd04af 100644
--- a/index.js
+++ b/index.js
@@ -20,6 +20,8 @@ function plugin (options) {
    * @param  {Function} done       success callback
    */
   return function (files, metalsmith, done) {
+    options.metadata = metalsmith.metadata()
+
     return new Promise(resolve => {
       resolve(Object.keys(files))
     })
diff --git a/lib/processor.js b/lib/processor.js
index 38e8d17..e3f5163 100644
--- a/lib/processor.js
+++ b/lib/processor.js
@@ -90,16 +90,17 @@ function mapEntriesForFile (entries, file, options) {
  *
  * @param {Object} file    file read by metalsmith
  * @param {Array}  entries entries fetched from contentful
+ * @param {Object} options file options
  *
  * @return {Object}        file mapping object
  */
-function processEntriesForFile (file, entries) {
-  const options = file.contentful
+function processEntriesForFile (file, entries, options) {
+  const contentfulOptions = file.contentful
   const files = {}
 
   files[file._fileName] = file
 
-  if (options.entry_id) {
+  if (contentfulOptions.entry_id) {
     validator.validateSingleEntryForFile(entries[0], file)
 
     file.data = entries[0]
@@ -116,20 +117,20 @@ function processEntriesForFile (file, entries) {
     file.data = { entries, contentTypes }
   }
 
-  if (options.entry_template) {
+  if (contentfulOptions.entry_template) {
     return entries.reduce((fileMap, entry) => {
-      fileMap[ entry._fileName ] = {
+      fileMap[ entry._fileName ] = Object.assign({
         // `contents` need to be defined because there
         // might be other plugins that expect it
         contents: '',
         data: entry,
         id: entry.sys.id,
-        contentType: options.content_type,
-        layout: options.entry_template,
+        contentType: contentfulOptions.content_type,
+        layout: contentfulOptions.entry_template,
 
         _fileName: entry._fileName,
         _parentFileName: file._fileName
-      }
+      }, options.metadata)
 
       return fileMap
     }, files)
@@ -163,7 +164,7 @@ function processFile (file, options) {
 
   return client.getEntries(query)
     .then(entries => mapEntriesForFile(entries.items, file, options))
-    .then(entries => processEntriesForFile(file, entries))
+    .then(entries => processEntriesForFile(file, entries, options))
     .then(entries => getCommonContentForSpace(entries, options))
 }
 
diff --git a/lib/processor.spec.js b/lib/processor.spec.js
index 904515d..9d1388e 100644
--- a/lib/processor.spec.js
+++ b/lib/processor.spec.js
@@ -178,7 +178,10 @@ test('processor.processFile - resolves correctly for multiple entries', t => {
   }, {
     access_token: 'global-bar',
     host: 'global-baz',
-    space_id: 'global-foo'
+    space_id: 'global-foo',
+    metadata: {
+      global: 'meta'
+    }
   }).then(fileMap => {
     t.deepEqual(
       fileMap['article/john-doe.html'],
@@ -188,6 +191,7 @@ test('processor.processFile - resolves correctly for multiple entries', t => {
         id: entriesToBeReturned[0].sys.id,
         contentType: 'article',
         layout: 'template.html',
+        global: 'meta',
         _fileName: 'article/john-doe.html',
         _parentFileName: 'awesome-file.html'
       }
@@ -201,6 +205,7 @@ test('processor.processFile - resolves correctly for multiple entries', t => {
         id: entriesToBeReturned[1].sys.id,
         contentType: 'article',
         layout: 'template.html',
+        global: 'meta',
         _fileName: 'article/jane-doe.html',
         _parentFileName: 'awesome-file.html'
       }