169 lines
3.9 KiB
Ruby
169 lines
3.9 KiB
Ruby
class Commit
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include ActiveModel::Conversion
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include StaticModel
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extend ActiveModel::Naming
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# Safe amount of files with diffs in one commit to render
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# Used to prevent 500 error on huge commits by suppressing diff
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#
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DIFF_SAFE_SIZE = 100
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attr_accessor :commit, :head, :refs
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delegate :message, :authored_date, :committed_date, :parents, :sha,
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:date, :committer, :author, :diffs, :tree, :id, :stats,
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:to_patch, to: :commit
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class << self
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def find_or_first(repo, commit_id = nil, root_ref)
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commit = if commit_id
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repo.commit(commit_id)
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else
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repo.commits(root_ref).first
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end
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Commit.new(commit) if commit
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end
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def fresh_commits(repo, n = 10)
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commits = repo.heads.map do |h|
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repo.commits(h.name, n).map { |c| Commit.new(c, h) }
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end.flatten.uniq { |c| c.id }
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commits.sort! do |x, y|
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y.committed_date <=> x.committed_date
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end
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commits[0...n]
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end
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def commits_with_refs(repo, n = 20)
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commits = repo.branches.map { |ref| Commit.new(ref.commit, ref) }
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commits.sort! do |x, y|
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y.committed_date <=> x.committed_date
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end
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commits[0..n]
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end
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def commits_since(repo, date)
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commits = repo.heads.map do |h|
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repo.log(h.name, nil, since: date).each { |c| Commit.new(c, h) }
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end.flatten.uniq { |c| c.id }
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commits.sort! do |x, y|
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y.committed_date <=> x.committed_date
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end
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commits
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end
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def commits(repo, ref, path = nil, limit = nil, offset = nil)
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if path
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repo.log(ref, path, max_count: limit, skip: offset)
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elsif limit && offset
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repo.commits(ref, limit, offset)
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else
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repo.commits(ref)
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end.map{ |c| Commit.new(c) }
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end
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def commits_between(repo, from, to)
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repo.commits_between(from, to).map { |c| Commit.new(c) }
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end
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def compare(project, from, to)
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result = {
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commits: [],
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diffs: [],
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commit: nil,
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same: false
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}
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return result unless from && to
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first = project.repository.commit(to.try(:strip))
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last = project.repository.commit(from.try(:strip))
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if first && last
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result[:same] = (first.id == last.id)
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result[:commits] = project.repo.commits_between(last.id, first.id).map {|c| Commit.new(c)}
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result[:diffs] = project.repo.diff(last.id, first.id) rescue []
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result[:commit] = Commit.new(first)
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end
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result
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end
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end
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def initialize(raw_commit, head = nil)
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raise "Nil as raw commit passed" unless raw_commit
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@commit = raw_commit
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@head = head
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end
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def short_id(length = 10)
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id.to_s[0..length]
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end
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def safe_message
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@safe_message ||= message
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end
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def created_at
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committed_date
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end
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def author_email
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author.email
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end
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def author_name
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author.name
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end
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# Was this commit committed by a different person than the original author?
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def different_committer?
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author_name != committer_name || author_email != committer_email
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end
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def committer_name
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committer.name
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end
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def committer_email
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committer.email
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end
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def prev_commit
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@prev_commit ||= if parents.present?
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Commit.new(parents.first)
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else
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nil
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end
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end
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def prev_commit_id
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prev_commit.try :id
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end
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# Shows the diff between the commit's parent and the commit.
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#
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# Cuts out the header and stats from #to_patch and returns only the diff.
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def to_diff
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# see Grit::Commit#show
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patch = to_patch
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# discard lines before the diff
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lines = patch.split("\n")
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while !lines.first.start_with?("diff --git") do
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lines.shift
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end
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lines.pop if lines.last =~ /^[\d.]+$/ # Git version
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lines.pop if lines.last == "-- " # end of diff
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lines.join("\n")
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end
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end
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