blob_controller.rb
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# Controller for viewing a file's blame
class BlobController < ApplicationController
# Thrown when given an invalid path
class InvalidPathError < StandardError; end
include RefExtractor
include Gitlab::Encode
layout "project"
before_filter :project
# Authorize
before_filter :add_project_abilities
before_filter :authorize_read_project!
before_filter :authorize_code_access!
before_filter :require_non_empty_project
before_filter :define_tree_vars
def show
if @tree.is_blob?
if @tree.text?
encoding = detect_encoding(@tree.data)
mime_type = encoding ? "text/plain; charset=#{encoding}" : "text/plain"
else
mime_type = @tree.mime_type
end
send_data(
@tree.data,
type: mime_type,
disposition: 'inline',
filename: @tree.name
)
else
not_found!
end
end
private
def define_tree_vars
@ref, @path = extract_ref(params[:id])
@id = File.join(@ref, @path)
@repo = @project.repo
@commit = CommitDecorator.decorate(@project.commit(@ref))
@tree = Tree.new(@commit.tree, @project, @ref, @path)
@tree = TreeDecorator.new(@tree)
raise InvalidPathError if @tree.invalid?
@hex_path = Digest::SHA1.hexdigest(@path)
@history_path = project_tree_path(@project, @id)
@logs_path = logs_file_project_ref_path(@project, @ref, @path)
rescue NoMethodError, InvalidPathError
not_found!
end
end