Commit, network graph refactoring

app/models/commit.rb

@@ -1,2 +1,37 @@
 class Commit
+  attr_accessor :commit
+  attr_accessor :head
+
+  delegate :message,
+    :committed_date,
+    :parents,
+    :sha,
+    :date,
+    :author,
+    :message,
+    :diffs,
+    :tree,
+    :id,
+    :to => :commit
+
+  def initialize(raw_commit, head = nil)
+    @commit = raw_commit
+    @head = head
+  end
+
+  def safe_message
+    message.force_encoding(Encoding::UTF_8)
+  end
+
+  def created_at
+    committed_date
+  end
+
+  def author_email
+    author.email.force_encoding(Encoding::UTF_8)
+  end
+
+  def author_name
+    author.name.force_encoding(Encoding::UTF_8)
+  end
 end

app/models/repository.rb

@@ -64,16 +64,17 @@ class Repository
   end
 
   def commit(commit_id = nil)
-    if commit_id
-      repo.commits(commit_id).first
-    else
-      repo.commits.first
-    end
+    commit = if commit_id
+               repo.commits(commit_id).first
+             else
+               repo.commits.first
+             end
+    Commit.new(commit) if commit
   end
 
   def fresh_commits(n = 10)
     commits = heads.map do |h|
-      repo.commits(h.name, n).each { |c| c.head = h }
+      repo.commits(h.name, n).map { |c| Commit.new(c, h) }
     end.flatten.uniq { |c| c.id }
 
     commits.sort! do |x, y|
@@ -85,7 +86,7 @@ class Repository
 
   def commits_since(date)
     commits = heads.map do |h|
-      repo.log(h.name, nil, :since => date).each { |c| c.head = h }
+      repo.log(h.name, nil, :since => date).each { |c| Commit.new(c, h) }
     end.flatten.uniq { |c| c.id }
 
     commits.sort! do |x, y|
@@ -94,4 +95,14 @@ class Repository
 
     commits
   end
+
+  def commits(ref, path = nil, limit = nil, offset = nil)
+    if path
+      repo.log(ref, path, :max_count => limit, :skip => offset)
+    elsif limit && offset
+      repo.commits(ref, limit, offset)
+    else
+      repo.commits(ref)
+    end.map{ |c| Commit.new(c) } 
+  end
 end