1 files changed, 67 insertions, 0 deletions
diff --git a/lib/output2/conrefs.js b/lib/output2/conrefs.js
new file mode 100644
index 0000000..e58f836
--- /dev/null
+++ b/lib/output2/conrefs.js
@@ -0,0 +1,67 @@
+var path = require('path');
+var util = require('util');
+
+var folderOutput = require('./folder');
+var Git = require('../utils/git');
+var fs = require('../utils/fs');
+var pathUtil = require('../utils/path');
+var location = require('../utils/location');
+
+/*
+Mixin for output to resolve git conrefs
+*/
+
+module.exports = function conrefsLoader(Base) {
+    Base = folderOutput(Base);
+
+    function ConrefsLoader() {
+        Base.apply(this, arguments);
+
+        this.git = new Git();
+    }
+    util.inherits(ConrefsLoader, Base);
+
+    // Read a template by its source URL
+    ConrefsLoader.prototype.onGetTemplate = function(sourceURL) {
+        var that = this;
+
+        return this.git.resolve(sourceURL)
+        .then(function(filepath) {
+            // Is local file
+            if (!filepath) {
+                filepath = that.book.resolve(sourceURL);
+            } else {
+                that.book.log.debug.ln('resolve from git', sourceURL, 'to', filepath);
+            }
+
+            //  Read file from absolute path
+            return fs.readFile(filepath)
+            .then(function(source) {
+                return {
+                    src: source.toString('utf8'),
+                    path: filepath
+                };
+            });
+        });
+    };
+
+    // Generate a source URL for a template
+    ConrefsLoader.prototype.onResolveTemplate = function(from, to) {
+        // If origin is in the book, we enforce result file to be in the book
+        if (this.book.isInBook(from)) {
+            var href = location.toAbsolute(to, path.dirname(from), '');
+            return this.book.resolve(href);
+        }
+
+        // If origin is in a git repository, we resolve file in the git repository
+        var gitRoot = this.git.resolveRoot(from);
+        if (gitRoot) {
+            return pathUtil.resolveInRoot(gitRoot, to);
+        }
+
+        // If origin is not in the book (include from a git content ref)
+        return path.resolve(path.dirname(from), to);
+    };
+
+    return ConrefsLoader;
+};