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class SnippetsFinder
def execute(current_user, params = {})
filter = params[:filter]
user = params.fetch(:user, current_user)
case filter
when :all then
snippets(current_user).fresh
when :public then
Snippet.are_public.fresh
when :by_user then
by_user(current_user, user, params[:scope])
when :by_project
by_project(current_user, params[:project], params[:scope])
end
end
private
def snippets(current_user)
if current_user
Snippet.public_and_internal
else
# Not authenticated
#
# Return only:
# public snippets
Snippet.are_public
end
end
def by_user(current_user, user, scope)
snippets = user.snippets.fresh
if current_user
include_private = user == current_user
by_scope(snippets, scope, include_private)
else
snippets.are_public
end
end
def by_project(current_user, project, scope)
snippets = project.snippets.fresh
if current_user
include_private = project.team.member?(current_user) || current_user.admin?
by_scope(snippets, scope, include_private)
else
snippets.are_public
end
end
def by_scope(snippets, scope = nil, include_private = false)
case scope.to_s
when 'are_private'
include_private ? snippets.are_private : Snippet.none
when 'are_internal'
snippets.are_internal
when 'are_public'
snippets.are_public
else
include_private ? snippets : snippets.public_and_internal
end
end
end
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