require "arvados/keep"
+require "uri"
class CollectionsController < ApplicationController
include ActionController::Live
+ skip_around_filter :require_thread_api_token, if: proc { |ctrl|
+ Rails.configuration.anonymous_user_token and
+ 'show' == ctrl.action_name
+ }
skip_around_filter(:require_thread_api_token,
only: [:show_file, :show_file_links])
skip_before_filter(:find_object_by_uuid,
RELATION_LIMIT = 5
def show_pane_list
- %w(Files Provenance_graph Used_by Advanced)
+ panes = %w(Files Upload Provenance_graph Used_by Advanced)
+ panes = panes - %w(Upload) unless (@object.editable? rescue false)
+ panes
end
def set_persistent
# we ask the API server if the file actually exists. This serves two
# purposes: it lets us return a useful status code for common errors, and
# helps us figure out which token to provide to arv-get.
+ # The order of searched tokens is important: because the anonymous user
+ # token is passed along with every API request, we have to check it first.
+ # Otherwise, it's impossible to know whether any other request succeeded
+ # because of the reader token.
coll = nil
- tokens = [Thread.current[:arvados_api_token], params[:reader_token]].compact
+ tokens = [(Rails.configuration.anonymous_user_token || nil),
+ params[:reader_token],
+ Thread.current[:arvados_api_token]].compact
usable_token = find_usable_token(tokens) do
coll = Collection.find(params[:uuid])
end
+ if usable_token.nil?
+ # Response already rendered.
+ return
+ end
+
+ # If we are configured to use a keep-web server, just redirect to
+ # the appropriate URL.
+ if Rails.configuration.keep_web_url or
+ Rails.configuration.keep_web_download_url
+ opts = {}
+ if usable_token == params[:reader_token]
+ opts[:path_token] = usable_token
+ elsif usable_token == Rails.configuration.anonymous_user_token
+ # Don't pass a token at all
+ else
+ # We pass the current user's real token only if it's necessary
+ # to read the collection.
+ opts[:query_token] = usable_token
+ end
+ opts[:disposition] = params[:disposition] if params[:disposition]
+ return redirect_to keep_web_url(params[:uuid], params[:file], opts)
+ end
+
+ # No keep-web server available. Get the file data with arv-get,
+ # and serve it through Rails.
file_name = params[:file].andand.sub(/^(\.\/|\/|)/, './')
- if usable_token.nil?
- return # Response already rendered.
- elsif file_name.nil? or not coll.manifest.has_file?(file_name)
+ if file_name.nil? or not coll.manifest.has_file?(file_name)
return render_not_found
end
def show
return super if !@object
+
+ @logs = []
+
+ if params["tab_pane"] == "Provenance_graph"
+ @prov_svg = ProvenanceHelper::create_provenance_graph(@object.provenance, "provenance_svg",
+ {:request => request,
+ :direction => :bottom_up,
+ :combine_jobs => :script_only}) rescue nil
+ end
+
if current_user
if Keep::Locator.parse params["uuid"]
- @same_pdh = Collection.filter([["portable_data_hash", "=", @object.portable_data_hash]])
+ @same_pdh = Collection.filter([["portable_data_hash", "=", @object.portable_data_hash]]).limit(20)
if @same_pdh.results.size == 1
redirect_to collection_path(@same_pdh[0]["uuid"])
return
owners = @same_pdh.map(&:owner_uuid).to_a.uniq
preload_objects_for_dataclass Group, owners
preload_objects_for_dataclass User, owners
+ uuids = @same_pdh.map(&:uuid).to_a.uniq
+ preload_links_for_objects uuids
render 'hash_matches'
return
else
.where(head_uuid: @object.uuid, link_class: 'permission',
name: 'can_read').results
@logs = Log.limit(RELATION_LIMIT).order("created_at DESC")
+ .select(%w(uuid event_type object_uuid event_at summary))
.where(object_uuid: @object.uuid).results
@is_persistent = Link.limit(1)
.where(head_uuid: @object.uuid, tail_uuid: current_user.uuid,
.results.any?
@search_sharing = search_scopes
- if params["tab_pane"] == "Provenance_graph"
- @prov_svg = ProvenanceHelper::create_provenance_graph(@object.provenance, "provenance_svg",
- {:request => request,
- :direction => :bottom_up,
- :combine_jobs => :script_only}) rescue nil
- end
if params["tab_pane"] == "Used_by"
@used_by_svg = ProvenanceHelper::create_provenance_graph(@object.used_by, "used_by_svg",
{:request => request,
return nil
end
- def file_enumerator(opts)
+ def keep_web_url(uuid_or_pdh, file, opts)
+ munged_id = uuid_or_pdh.sub('+', '-')
+ fmt = {uuid_or_pdh: munged_id}
+
+ tmpl = Rails.configuration.keep_web_url
+ if Rails.configuration.keep_web_download_url and
+ (!tmpl or opts[:disposition] == 'attachment')
+ # Prefer the attachment-only-host when we want an attachment
+ # (and when there is no preview link configured)
+ tmpl = Rails.configuration.keep_web_download_url
+ else
+ check_uri = URI.parse(tmpl % fmt)
+ if opts[:query_token] and
+ not check_uri.host.start_with?(munged_id + "--") and
+ not check_uri.host.start_with?(munged_id + ".")
+ # We're about to pass a token in the query string, but
+ # keep-web can't accept that safely at a single-origin URL
+ # template (unless it's -attachment-only-host).
+ tmpl = Rails.configuration.keep_web_download_url
+ if not tmpl
+ raise ArgumentError, "Download precluded by site configuration"
+ end
+ logger.warn("Using download link, even though inline content " \
+ "was requested: #{check_uri.to_s}")
+ end
+ end
+
+ if tmpl == Rails.configuration.keep_web_download_url
+ # This takes us to keep-web's -attachment-only-host so there is
+ # no need to add ?disposition=attachment.
+ opts.delete :disposition
+ end
+
+ uri = URI.parse(tmpl % fmt)
+ uri.path += '/' unless uri.path.end_with? '/'
+ if opts[:path_token]
+ uri.path += 't=' + opts[:path_token] + '/'
+ end
+ uri.path += '_/'
+ uri.path += URI.escape(file)
+
+ query = Hash[URI.decode_www_form(uri.query || '')]
+ { query_token: 'api_token',
+ disposition: 'disposition' }.each do |opt, param|
+ if opts.include? opt
+ query[param] = opts[opt]
+ end
+ end
+ unless query.empty?
+ uri.query = URI.encode_www_form(query)
+ end
+
+ uri.to_s
+ end
+
+ # Note: several controller and integration tests rely on stubbing
+ # file_enumerator to return fake file content.
+ def file_enumerator opts
FileStreamer.new opts
end