Commit d8a40d8c authored by Sato Hiroyuki's avatar Sato Hiroyuki

Move graph module from lib or vendor directory to app directory.

Because not autoloading lib directory at development mode.
parent c9b1df12
......@@ -20,7 +20,7 @@ class GraphController < ProjectResourceController
respond_to do |format|
format.html
format.json do
graph = Gitlab::Graph::JsonBuilder.new(project, @ref, @commit)
graph = Graph::JsonBuilder.new(project, @ref, @commit)
render :json => graph.to_json
end
end
......
require Rails.root.join('lib', 'gitlab', 'graph', 'json_builder')
class ProjectsController < ProjectResourceController
skip_before_filter :project, only: [:new, :create]
skip_before_filter :repository, only: [:new, :create]
......
require "grit"
module Graph
class Commit
include ActionView::Helpers::TagHelper
attr_accessor :time, :space, :refs, :parent_spaces
def initialize(commit)
@_commit = commit
@time = -1
@space = 0
@parent_spaces = []
end
def method_missing(m, *args, &block)
@_commit.send(m, *args, &block)
end
def to_graph_hash
h = {}
h[:parents] = self.parents.collect do |p|
[p.id,0,0]
end
h[:author] = {
name: author.name,
email: author.email
}
h[:time] = time
h[:space] = space
h[:parent_spaces] = parent_spaces
h[:refs] = refs.collect{|r|r.name}.join(" ") unless refs.nil?
h[:id] = sha
h[:date] = date
h[:message] = message
h
end
def add_refs(ref_cache, repo)
if ref_cache.empty?
repo.refs.each do |ref|
ref_cache[ref.commit.id] ||= []
ref_cache[ref.commit.id] << ref
end
end
@refs = ref_cache[@_commit.id] if ref_cache.include?(@_commit.id)
@refs ||= []
end
end
end
require "grit"
module Graph
class JsonBuilder
attr_accessor :days, :commits, :ref_cache, :repo
def self.max_count
@max_count ||= 650
end
def initialize project, ref, commit
@project = project
@ref = ref
@commit = commit
@repo = project.repo
@ref_cache = {}
@commits = collect_commits
@days = index_commits
end
def to_json(*args)
{
days: @days.compact.map { |d| [d.day, d.strftime("%b")] },
commits: @commits.map(&:to_graph_hash)
}.to_json(*args)
end
protected
# Get commits from repository
#
def collect_commits
@commits = Grit::Commit.find_all(repo, nil, {topo_order: true, max_count: self.class.max_count, skip: to_commit}).dup
# Decorate with app/models/commit.rb
@commits.map! { |commit| Commit.new(commit) }
# Decorate with lib/gitlab/graph/commit.rb
@commits.map! { |commit| Graph::Commit.new(commit) }
# add refs to each commit
@commits.each { |commit| commit.add_refs(ref_cache, repo) }
@commits
end
# Method is adding time and space on the
# list of commits. As well as returns date list
# corelated with time set on commits.
#
# @param [Array<Graph::Commit>] commits to index
#
# @return [Array<TimeDate>] list of commit dates corelated with time on commits
def index_commits
days, times = [], []
map = {}
commits.reverse.each_with_index do |c,i|
c.time = i
days[i] = c.committed_date
map[c.id] = c
times[i] = c
end
@_reserved = {}
days.each_index do |i|
@_reserved[i] = []
end
commits_sort_by_ref.each do |commit|
if map.include? commit.id then
place_chain(map[commit.id], map)
end
end
# find parent spaces for not overlap lines
times.each do |c|
c.parent_spaces.concat(find_free_parent_spaces(c, map, times))
end
days
end
# Skip count that the target commit is displayed in center.
def to_commit
commits = Grit::Commit.find_all(repo, nil, {topo_order: true})
commit_index = commits.index do |c|
c.id == @commit.id
end
if commit_index && (self.class.max_count / 2 < commit_index) then
# get max index that commit is displayed in the center.
commit_index - self.class.max_count / 2
else
0
end
end
def commits_sort_by_ref
commits.sort do |a,b|
if include_ref?(a)
-1
elsif include_ref?(b)
1
else
b.committed_date <=> a.committed_date
end
end
end
def include_ref?(commit)
heads = commit.refs.select do |ref|
ref.is_a?(Grit::Head) or ref.is_a?(Grit::Remote) or ref.is_a?(Grit::Tag)
end
heads.map! do |head|
head.name
end
heads.include?(@ref)
end
def find_free_parent_spaces(commit, map, times)
spaces = []
commit.parents.each do |p|
if map.include?(p.id) then
parent = map[p.id]
range = if commit.time < parent.time then
commit.time..parent.time
else
parent.time..commit.time
end
space = if commit.space >= parent.space then
find_free_parent_space(range, parent.space, 1, commit.space, times)
else
find_free_parent_space(range, parent.space, -1, parent.space, times)
end
mark_reserved(range, space)
spaces << space
end
end
spaces
end
def find_free_parent_space(range, space_base, space_step, space_default, times)
if is_overlap?(range, times, space_default) then
find_free_space(range, space_base, space_step)
else
space_default
end
end
def is_overlap?(range, times, overlap_space)
range.each do |i|
if i != range.first &&
i != range.last &&
times[i].space == overlap_space then
return true;
end
end
false
end
# Add space mark on commit and its parents
#
# @param [Graph::Commit] the commit object.
# @param [Hash<String,Graph::Commit>] map of commits
def place_chain(commit, map, parent_time = nil)
leaves = take_left_leaves(commit, map)
if leaves.empty?
return
end
# and mark it as reserved
min_time = leaves.last.time
max_space = 1
parents = leaves.last.parents.collect
parents.each do |p|
if map.include? p.id
parent = map[p.id]
if parent.time < min_time
min_time = parent.time
end
if max_space < parent.space then
max_space = parent.space
end
end
end
if parent_time.nil?
max_time = leaves.first.time
else
max_time = parent_time - 1
end
time_range = leaves.last.time..leaves.first.time
space = find_free_space(time_range, max_space, 2)
leaves.each{|l| l.space = space}
mark_reserved(min_time..max_time, space)
# Visit branching chains
leaves.each do |l|
parents = l.parents.collect.select{|p| map.include? p.id and map[p.id].space.zero?}
for p in parents
place_chain(map[p.id], map, l.time)
end
end
end
def mark_reserved(time_range, space)
for day in time_range
@_reserved[day].push(space)
end
end
def find_free_space(time_range, space_base, space_step)
reserved = []
for day in time_range
reserved += @_reserved[day]
end
reserved.uniq!
space = space_base
while reserved.include?(space) do
space += space_step
if space <= 0 then
space_step *= -1
space = space_base + space_step
end
end
space
end
# Takes most left subtree branch of commits
# which don't have space mark yet.
#
# @param [Graph::Commit] the commit object.
# @param [Hash<String,Graph::Commit>] map of commits
#
# @return [Array<Graph::Commit>] list of branch commits
def take_left_leaves(commit, map)
leaves = []
leaves.push(commit) if commit.space.zero?
while true
return leaves if commit.parents.count.zero?
return leaves unless map.include? commit.parents.first.id
commit = map[commit.parents.first.id]
return leaves unless commit.space.zero?
leaves.push(commit)
end
end
end
end
require "grit"
module Gitlab
module Graph
class Commit
include ActionView::Helpers::TagHelper
attr_accessor :time, :space, :refs, :parent_spaces
def initialize(commit)
@_commit = commit
@time = -1
@space = 0
@parent_spaces = []
end
def method_missing(m, *args, &block)
@_commit.send(m, *args, &block)
end
def to_graph_hash
h = {}
h[:parents] = self.parents.collect do |p|
[p.id,0,0]
end
h[:author] = {
name: author.name,
email: author.email
}
h[:time] = time
h[:space] = space
h[:parent_spaces] = parent_spaces
h[:refs] = refs.collect{|r|r.name}.join(" ") unless refs.nil?
h[:id] = sha
h[:date] = date
h[:message] = message
h
end
def add_refs(ref_cache, repo)
if ref_cache.empty?
repo.refs.each do |ref|
ref_cache[ref.commit.id] ||= []
ref_cache[ref.commit.id] << ref
end
end
@refs = ref_cache[@_commit.id] if ref_cache.include?(@_commit.id)
@refs ||= []
end
end
end
end
require "grit"
module Gitlab
module Graph
class JsonBuilder
attr_accessor :days, :commits, :ref_cache, :repo
def self.max_count
@max_count ||= 650
end
def initialize project, ref, commit
@project = project
@ref = ref
@commit = commit
@repo = project.repo
@ref_cache = {}
@commits = collect_commits
@days = index_commits
end
def to_json(*args)
{
days: @days.compact.map { |d| [d.day, d.strftime("%b")] },
commits: @commits.map(&:to_graph_hash)
}.to_json(*args)
end
protected
# Get commits from repository
#
def collect_commits
@commits = Grit::Commit.find_all(repo, nil, {topo_order: true, max_count: self.class.max_count, skip: to_commit}).dup
# Decorate with app/models/commit.rb
@commits.map! { |commit| ::Commit.new(commit) }
# Decorate with lib/gitlab/graph/commit.rb
@commits.map! { |commit| Gitlab::Graph::Commit.new(commit) }
# add refs to each commit
@commits.each { |commit| commit.add_refs(ref_cache, repo) }
@commits
end
# Method is adding time and space on the
# list of commits. As well as returns date list
# corelated with time set on commits.
#
# @param [Array<Graph::Commit>] commits to index
#
# @return [Array<TimeDate>] list of commit dates corelated with time on commits
def index_commits
days, times = [], []
map = {}
commits.reverse.each_with_index do |c,i|
c.time = i
days[i] = c.committed_date
map[c.id] = c
times[i] = c
end
@_reserved = {}
days.each_index do |i|
@_reserved[i] = []
end
commits_sort_by_ref.each do |commit|
if map.include? commit.id then
place_chain(map[commit.id], map)
end
end
# find parent spaces for not overlap lines
times.each do |c|
c.parent_spaces.concat(find_free_parent_spaces(c, map, times))
end
days
end
# Skip count that the target commit is displayed in center.
def to_commit
commits = Grit::Commit.find_all(repo, nil, {topo_order: true})
commit_index = commits.index do |c|
c.id == @commit.id
end
if commit_index && (self.class.max_count / 2 < commit_index) then
# get max index that commit is displayed in the center.
commit_index - self.class.max_count / 2
else
0
end
end
def commits_sort_by_ref
commits.sort do |a,b|
if include_ref?(a)
-1
elsif include_ref?(b)
1
else
b.committed_date <=> a.committed_date
end
end
end
def include_ref?(commit)
heads = commit.refs.select do |ref|
ref.is_a?(Grit::Head) or ref.is_a?(Grit::Remote) or ref.is_a?(Grit::Tag)
end
heads.map! do |head|
head.name
end
heads.include?(@ref)
end
def find_free_parent_spaces(commit, map, times)
spaces = []
commit.parents.each do |p|
if map.include?(p.id) then
parent = map[p.id]
range = if commit.time < parent.time then
commit.time..parent.time
else
parent.time..commit.time
end
space = if commit.space >= parent.space then
find_free_parent_space(range, parent.space, 1, commit.space, times)
else
find_free_parent_space(range, parent.space, -1, parent.space, times)
end
mark_reserved(range, space)
spaces << space
end
end
spaces
end
def find_free_parent_space(range, space_base, space_step, space_default, times)
if is_overlap?(range, times, space_default) then
find_free_space(range, space_base, space_step)
else
space_default
end
end
def is_overlap?(range, times, overlap_space)
range.each do |i|
if i != range.first &&
i != range.last &&
times[i].space == overlap_space then
return true;
end
end
false
end
# Add space mark on commit and its parents
#
# @param [Graph::Commit] the commit object.
# @param [Hash<String,Graph::Commit>] map of commits
def place_chain(commit, map, parent_time = nil)
leaves = take_left_leaves(commit, map)
if leaves.empty?
return
end
# and mark it as reserved
min_time = leaves.last.time
max_space = 1
parents = leaves.last.parents.collect
parents.each do |p|
if map.include? p.id
parent = map[p.id]
if parent.time < min_time
min_time = parent.time
end
if max_space < parent.space then
max_space = parent.space
end
end
end
if parent_time.nil?
max_time = leaves.first.time
else
max_time = parent_time - 1
end
time_range = leaves.last.time..leaves.first.time
space = find_free_space(time_range, max_space, 2)
leaves.each{|l| l.space = space}
mark_reserved(min_time..max_time, space)
# Visit branching chains
leaves.each do |l|
parents = l.parents.collect.select{|p| map.include? p.id and map[p.id].space.zero?}
for p in parents
place_chain(map[p.id], map, l.time)
end
end
end
def mark_reserved(time_range, space)
for day in time_range
@_reserved[day].push(space)
end
end
def find_free_space(time_range, space_base, space_step)
reserved = []
for day in time_range
reserved += @_reserved[day]
end
reserved.uniq!
space = space_base
while reserved.include?(space) do
space += space_step
if space <= 0 then
space_step *= -1
space = space_base + space_step
end
end
space
end
# Takes most left subtree branch of commits
# which don't have space mark yet.
#
# @param [Graph::Commit] the commit object.
# @param [Hash<String,Graph::Commit>] map of commits
#
# @return [Array<Graph::Commit>] list of branch commits
def take_left_leaves(commit, map)
leaves = []
leaves.push(commit) if commit.space.zero?
while true
return leaves if commit.parents.count.zero?
return leaves unless map.include? commit.parents.first.id
commit = map[commit.parents.first.id]
return leaves unless commit.space.zero?
leaves.push(commit)
end
end
end
end
end
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