3 files changed, 21 insertions, 1 deletions
diff --git a/lib/models/output.js b/lib/models/output.js
index 957d9d3..3e8dab8 100644
--- a/lib/models/output.js
+++ b/lib/models/output.js
@@ -31,6 +31,15 @@ Output.prototype.getAssets = function() {
 };
 
 /**
+    Return logegr for this output (same as book)
+
+    @return {Logger}
+*/
+Output.prototype.getLogger = function() {
+    return this.getBook().getLogger();
+};
+
+/**
     Create an Output instance from a book and a set of options
 
     @param {Book} book
diff --git a/lib/models/plugin.js b/lib/models/plugin.js
index 2f791dc..6891d7d 100644
--- a/lib/models/plugin.js
+++ b/lib/models/plugin.js
@@ -70,7 +70,7 @@ Plugin.prototype.isLoaded = function() {
     @return {Map<String:Function>}
 */
 Plugin.prototype.getHooks = function() {
-    return this.getContent().get('hooks');
+    return this.getContent().get('hooks') || Immutable.Map();
 };
 
 /**
diff --git a/lib/models/summary.js b/lib/models/summary.js
index f295a16..4ab2d68 100644
--- a/lib/models/summary.js
+++ b/lib/models/summary.js
@@ -27,6 +27,17 @@ Summary.prototype.getByLevel = function(level) {
     return SummaryArticle.getByLevel(this, level, 'getParts');
 };
 
+/**
+    Return an article by its path
+
+    @param {String} filePath
+    @return {Part|Article}
+*/
+Summary.prototype.getByPath = function(filePath) {
+    // todo
+
+    return undefined;
+};
 
 /**
     Create a new summary for a list of parts