Add base modifiers for summary as SummaryModifier

1 files changed, 25 insertions, 1 deletions

diff --git a/lib/parse/parseSummary.js b/lib/parse/parseSummary.js
index fc34446..6ac8d04 100644
--- a/lib/parse/parseSummary.js
+++ b/lib/parse/parseSummary.js
@@ -1,14 +1,24 @@
+var Promise = require('../utils/promise');
+
 var parseStructureFile = require('./parseStructureFile');
 var Summary = require('../models/summary');
+var SummaryModifier = require('../modifiers').Summary;
 
 /**
-    Parse summary in a book
+    Parse summary in a book, the summary can only be parsed
+    if the readme as be detected before.
 
     @param {Book} book
     @return {Promise<Book>}
 */
 function parseSummary(book) {
+    var readme = book.getReadme();
     var logger = book.getLogger();
+    var readmeFile = readme.getFile();
+
+    if (!readmeFile.exists()) {
+        return Promise.reject(new Error('Summary parsing should be done after readme parsing'));
+    }
 
     return parseStructureFile(book, 'summary')
     .spread(function(file, result) {
@@ -19,6 +29,20 @@ function parseSummary(book) {
         logger.debug.ln('summary file found at', file.getPath());
 
         var summary = Summary.createFromParts(file, result.parts);
+
+
+
+        // Insert readme as first entry
+        var firstArticle = summary.getFirstArticle();
+        if (!firstArticle || firstArticle.getRef() !== readmeFile.getPath()) {
+            summary = SummaryModifier.unshiftArticle(summary, {
+                title: 'Introduction',
+                ref: readmeFile.getPath()
+            });
+        }
+
+
+        // Set new summary
         return book.set('summary', summary);
     });
 }