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# frozen_string_literal: true
require 'mime/types'
module API
class Repositories < Grape::API::Instance
include PaginationParams
helpers ::API::Helpers::HeadersHelpers
before { authorize! :download_code, user_project }
params do
requires :id, type: String, desc: 'The ID of a project'
end
resource :projects, requirements: API::NAMESPACE_OR_PROJECT_REQUIREMENTS do
helpers do
include ::Gitlab::RateLimitHelpers
def handle_project_member_errors(errors)
if errors[:project_access].any?
error!(errors[:project_access], 422)
end
not_found!
end
def assign_blob_vars!
authorize! :download_code, user_project
@repo = user_project.repository
begin
@blob = Gitlab::Git::Blob.raw(@repo, params[:sha])
@blob.load_all_data!(@repo)
rescue
not_found! 'Blob'
end
not_found! 'Blob' unless @blob
end
end
desc 'Get a project repository tree' do
success Entities::TreeObject
end
params do
optional :ref, type: String, desc: 'The name of a repository branch or tag, if not given the default branch is used'
optional :path, type: String, desc: 'The path of the tree'
optional :recursive, type: Boolean, default: false, desc: 'Used to get a recursive tree'
use :pagination
end
get ':id/repository/tree' do
ref = params[:ref] || user_project.try(:default_branch) || 'master'
path = params[:path] || nil
commit = user_project.commit(ref)
not_found!('Tree') unless commit
tree = user_project.repository.tree(commit.id, path, recursive: params[:recursive])
entries = ::Kaminari.paginate_array(tree.sorted_entries)
present paginate(entries), with: Entities::TreeObject
end
desc 'Get raw blob contents from the repository'
params do
requires :sha, type: String, desc: 'The commit hash'
end
get ':id/repository/blobs/:sha/raw' do
assign_blob_vars!
no_cache_headers
send_git_blob @repo, @blob
end
desc 'Get a blob from the repository'
params do
requires :sha, type: String, desc: 'The commit hash'
end
get ':id/repository/blobs/:sha' do
assign_blob_vars!
{
size: @blob.size,
encoding: "base64",
content: Base64.strict_encode64(@blob.data),
sha: @blob.id
}
end
desc 'Get an archive of the repository'
params do
optional :sha, type: String, desc: 'The commit sha of the archive to be downloaded'
optional :format, type: String, desc: 'The archive format'
end
get ':id/repository/archive', requirements: { format: Gitlab::PathRegex.archive_formats_regex } do
if archive_rate_limit_reached?(current_user, user_project)
render_api_error!({ error: ::Gitlab::RateLimitHelpers::ARCHIVE_RATE_LIMIT_REACHED_MESSAGE }, 429)
end
not_acceptable! if Gitlab::HotlinkingDetector.intercept_hotlinking?(request)
send_git_archive user_project.repository, ref: params[:sha], format: params[:format], append_sha: true
rescue
not_found!('File')
end
desc 'Compare two branches, tags, or commits' do
success Entities::Compare
end
params do
requires :from, type: String, desc: 'The commit, branch name, or tag name to start comparison'
requires :to, type: String, desc: 'The commit, branch name, or tag name to stop comparison'
optional :straight, type: Boolean, desc: 'Comparison method, `true` for direct comparison between `from` and `to` (`from`..`to`), `false` to compare using merge base (`from`...`to`)', default: false
end
get ':id/repository/compare' do
compare = CompareService.new(user_project, params[:to]).execute(user_project, params[:from], straight: params[:straight])
if compare
present compare, with: Entities::Compare
else
not_found!("Ref")
end
end
desc 'Get repository contributors' do
success Entities::Contributor
end
params do
use :pagination
optional :order_by, type: String, values: %w[email name commits], default: 'commits', desc: 'Return contributors ordered by `name` or `email` or `commits`'
optional :sort, type: String, values: %w[asc desc], default: 'asc', desc: 'Sort by asc (ascending) or desc (descending)'
end
get ':id/repository/contributors' do
contributors = ::Kaminari.paginate_array(user_project.repository.contributors(order_by: params[:order_by], sort: params[:sort]))
present paginate(contributors), with: Entities::Contributor
rescue
not_found!
end
desc 'Get the common ancestor between commits' do
success Entities::Commit
end
params do
requires :refs, type: Array[String], coerce_with: ::API::Validations::Types::CommaSeparatedToArray.coerce
end
get ':id/repository/merge_base' do
refs = params[:refs]
if refs.size < 2
render_api_error!('Provide at least 2 refs', 400)
end
merge_base = Gitlab::Git::MergeBase.new(user_project.repository, refs)
if merge_base.unknown_refs.any?
ref_noun = 'ref'.pluralize(merge_base.unknown_refs.size)
message = "Could not find #{ref_noun}: #{merge_base.unknown_refs.join(', ')}"
render_api_error!(message, 400)
end
if merge_base.commit
present merge_base.commit, with: Entities::Commit
else
not_found!("Merge Base")
end
end
end
end
end
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