From 154e54b46e01615bc13f5e3ac2d0f07f7a27464d Mon Sep 17 00:00:00 2001
From: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
Date: Sun, 31 Mar 2013 18:49:58 +0300
Subject: [PATCH] Remove grit logic from app/

---
 app/models/commit.rb         | 169 ++---------------------------------
 app/models/gollum_wiki.rb    |   2 +-
 app/models/merge_request.rb  |   2 +-
 app/models/network/commit.rb |   2 +-
 app/models/note.rb           |   2 +-
 app/models/project.rb        |   4 +-
 6 files changed, 11 insertions(+), 170 deletions(-)

diff --git a/app/models/commit.rb b/app/models/commit.rb
index 4d0c57b3..0164ae66 100644
--- a/app/models/commit.rb
+++ b/app/models/commit.rb
@@ -8,174 +8,15 @@ class Commit
   #
   DIFF_SAFE_SIZE = 100
 
-  attr_accessor :commit, :head, :refs
+  attr_accessor :raw
 
-  delegate  :message, :authored_date, :committed_date, :parents, :sha,
-            :date, :committer, :author, :diffs, :tree, :id, :stats,
-            :to_patch, to: :commit
-
-  class << self
-    def find_or_first(repo, commit_id = nil, root_ref)
-      commit = if commit_id
-                 repo.commit(commit_id)
-               else
-                 repo.commits(root_ref).first
-               end
-
-      Commit.new(commit) if commit
-    end
-
-    def fresh_commits(repo, n = 10)
-      commits = repo.heads.map do |h|
-        repo.commits(h.name, n).map { |c| Commit.new(c, h) }
-      end.flatten.uniq { |c| c.id }
-
-      commits.sort! do |x, y|
-        y.committed_date <=> x.committed_date
-      end
-
-      commits[0...n]
-    end
-
-    def commits_with_refs(repo, n = 20)
-      commits = repo.branches.map { |ref| Commit.new(ref.commit, ref) }
-
-      commits.sort! do |x, y|
-        y.committed_date <=> x.committed_date
-      end
-
-      commits[0..n]
-    end
-
-    def commits_since(repo, date)
-      commits = repo.heads.map do |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|
-        y.committed_date <=> x.committed_date
-      end
-
-      commits
-    end
-
-    def commits(repo, 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
-
-    def commits_between(repo, from, to)
-      repo.commits_between(from, to).map { |c| Commit.new(c) }
-    end
-
-    def compare(project, from, to)
-      result = {
-        commits: [],
-        diffs: [],
-        commit: nil,
-        same: false
-      }
-
-      return result unless from && to
-
-      first = project.repository.commit(to.try(:strip))
-      last = project.repository.commit(from.try(:strip))
-
-      if first && last
-        result[:same] = (first.id == last.id)
-        result[:commits] = project.repo.commits_between(last.id, first.id).map {|c| Commit.new(c)}
-
-        # Dont load diff for 100+ commits
-        result[:diffs] = if result[:commits].size > 100
-                           []
-                         else
-                           project.repo.diff(last.id, first.id) rescue []
-                         end
-
-        result[:commit] = Commit.new(first)
-      end
-
-      result
-    end
-  end
-
-  def initialize(raw_commit, head = nil)
+  def initialize(raw_commit)
     raise "Nil as raw commit passed" unless raw_commit
 
-    @commit = raw_commit
-    @head = head
+    @raw = raw_commit
   end
 
-  def short_id(length = 10)
-    id.to_s[0..length]
-  end
-
-  def safe_message
-    @safe_message ||= message
-  end
-
-  def created_at
-    committed_date
-  end
-
-  def author_email
-    author.email
-  end
-
-  def author_name
-    author.name
-  end
-
-  # Was this commit committed by a different person than the original author?
-  def different_committer?
-    author_name != committer_name || author_email != committer_email
-  end
-
-  def committer_name
-    committer.name
-  end
-
-  def committer_email
-    committer.email
-  end
-
-  def prev_commit
-    @prev_commit ||= if parents.present?
-                       Commit.new(parents.first)
-                     else
-                       nil
-                     end
-  end
-
-  def prev_commit_id
-    prev_commit.try :id
-  end
-
-  # Shows the diff between the commit's parent and the commit.
-  #
-  # Cuts out the header and stats from #to_patch and returns only the diff.
-  def to_diff
-    # see Grit::Commit#show
-    patch = to_patch
-
-    # discard lines before the diff
-    lines = patch.split("\n")
-    while !lines.first.start_with?("diff --git") do
-      lines.shift
-    end
-    lines.pop if lines.last =~ /^[\d.]+$/ # Git version
-    lines.pop if lines.last == "-- "      # end of diff
-    lines.join("\n")
-  end
-
-  def has_zero_stats?
-    stats.total.zero?
-  rescue
-    true
+  def method_missing(m, *args, &block)
+    @raw.send(m, *args, &block)
   end
 end
diff --git a/app/models/gollum_wiki.rb b/app/models/gollum_wiki.rb
index a1ee3a08..cdfcd567 100644
--- a/app/models/gollum_wiki.rb
+++ b/app/models/gollum_wiki.rb
@@ -50,7 +50,7 @@ class GollumWiki
   # Returns the last 30 Commit objects across the entire
   # repository.
   def recent_history
-    Commit.fresh_commits(wiki.repo, 30)
+    Gitlab::Git::Commit.fresh_commits(wiki.repo, 30)
   end
 
   # Finds a page within the repository based on a tile
diff --git a/app/models/merge_request.rb b/app/models/merge_request.rb
index 9d42b1e1..505f6637 100644
--- a/app/models/merge_request.rb
+++ b/app/models/merge_request.rb
@@ -169,7 +169,7 @@ class MergeRequest < ActiveRecord::Base
   end
 
   def unmerged_commits
-    self.project.repo.
+    self.project.repository.
       commits_between(self.target_branch, self.source_branch).
       map {|c| Commit.new(c)}.
       sort_by(&:created_at).
diff --git a/app/models/network/commit.rb b/app/models/network/commit.rb
index d0bc61c3..3cd0c015 100644
--- a/app/models/network/commit.rb
+++ b/app/models/network/commit.rb
@@ -8,7 +8,7 @@ module Network
     attr_accessor :time, :spaces, :parent_spaces
 
     def initialize(raw_commit, refs)
-      @commit = ::Commit.new(raw_commit)
+      @commit = Gitlab::Git::Commit.new(raw_commit)
       @time = -1
       @spaces = []
       @parent_spaces = []
diff --git a/app/models/note.rb b/app/models/note.rb
index f26420ca..17ceb541 100644
--- a/app/models/note.rb
+++ b/app/models/note.rb
@@ -130,7 +130,7 @@ class Note < ActiveRecord::Base
   # override to return commits, which are not active record
   def noteable
     if for_commit?
-      project.repository.commit(commit_id)
+      Commit.new(project.repository.commit(commit_id))
     else
       super
     end
diff --git a/app/models/project.rb b/app/models/project.rb
index 6871afca..54abbc3e 100644
--- a/app/models/project.rb
+++ b/app/models/project.rb
@@ -142,11 +142,11 @@ class Project < ActiveRecord::Base
 
   def repository
     if path
-      @repository ||= Repository.new(path_with_namespace, default_branch)
+      @repository ||= Gitlab::Git::Repository.new(path_with_namespace, default_branch)
     else
       nil
     end
-  rescue Grit::NoSuchPathError
+  rescue Gitlab::Git::NoRepository
     nil
   end