Class: DraftsController

Inherits:
ApplicationController show all
Defined in:
app/controllers/drafts_controller.rb

Constant Summary collapse

INDEX_LIMIT = 
50

Constants inherited from ApplicationController

ApplicationController::LEGACY_NO_THEMES, ApplicationController::LEGACY_NO_UNOFFICIAL_PLUGINS, ApplicationController::NO_PLUGINS, ApplicationController::NO_THEMES, ApplicationController::NO_UNOFFICIAL_PLUGINS, ApplicationController::SAFE_MODE

Constants included from CanonicalURL::ControllerExtensions

CanonicalURL::ControllerExtensions::ALLOWED_CANONICAL_PARAMS

Instance Attribute Summary

Attributes inherited from ApplicationController

#theme_id

Instance Method Summary collapse

Methods inherited from ApplicationController

#application_layout, #can_cache_content?, #clear_notifications, #conditionally_allow_site_embedding, #current_homepage, #discourse_expires_in, #dont_cache_page, #ember_cli_required?, #fetch_user_from_params, #guardian, #handle_permalink, #handle_theme, #handle_unverified_request, #has_escaped_fragment?, #immutable_for, #no_cookies, #perform_refresh_session, #post_ids_including_replies, #preload_json, #rate_limit_second_factor!, #redirect_with_client_support, #render_json_dump, #render_serialized, requires_plugin, #rescue_discourse_actions, #resolve_safe_mode, #secure_session, #serialize_data, #set_current_user_for_logs, #set_layout, #set_mobile_view, #set_mp_snapshot_fields, #show_browser_update?, #store_preloaded, #use_crawler_layout?, #with_resolved_locale

Methods included from VaryHeader

#ensure_vary_header

Methods included from ReadOnlyMixin

#add_readonly_header, #allowed_in_staff_writes_only_mode?, #block_if_readonly_mode, #check_readonly_mode, included, #staff_writes_only_mode?

Methods included from Hijack

#hijack

Methods included from GlobalPath

#cdn_path, #cdn_relative_path, #full_cdn_url, #path, #upload_cdn_path

Methods included from JsonError

#create_errors_json

Methods included from CanonicalURL::ControllerExtensions

#canonical_url, #default_canonical, included

Methods included from CurrentUser

#clear_current_user, #current_user, has_auth_cookie?, #is_api?, #is_user_api?, #log_off_user, #log_on_user, lookup_from_env, #refresh_session

Instance Method Details

#create ⇒ Object

Raises:



30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
 
# File 'app/controllers/drafts_controller.rb', line 30

def create
  raise Discourse::NotFound.new if params[:draft_key].blank?

  if params[:data].size > SiteSetting.max_draft_length
    raise Discourse::InvalidParameters.new(:data)
  end

  begin
    data = JSON.parse(params[:data])
  rescue JSON::ParserError
    raise Discourse::InvalidParameters.new(:data)
  end

  if reached_max_drafts_per_user?(params)
    render_json_error I18n.t("draft.too_many_drafts.title"),
                      status: 403,
                      extras: {
                        description:
                          I18n.t(
                            "draft.too_many_drafts.description",
                            base_url: Discourse.base_url,
                          ),
                      }
    return
  end

  sequence =
    begin
      Draft.set(
        current_user,
        params[:draft_key],
        params[:sequence].to_i,
        params[:data],
        params[:owner],
        force_save: params[:force_save],
      )
    rescue Draft::OutOfSequence
      begin
        if !Draft.exists?(user_id: current_user.id, draft_key: params[:draft_key])
          Draft.set(
            current_user,
            params[:draft_key],
            DraftSequence.current(current_user, params[:draft_key]),
            params[:data],
            params[:owner],
          )
        else
          raise Draft::OutOfSequence
        end
      rescue Draft::OutOfSequence
        render_json_error I18n.t("draft.sequence_conflict_error.title"),
                          status: 409,
                          extras: {
                            description: I18n.t("draft.sequence_conflict_error.description"),
                          }
        return
      end
    end

  json = success_json.merge(draft_sequence: sequence)

  if data.present?
    # this is a bit of a kludge we need to remove (all the parsing) too many special cases here
    # we need to catch action edit and action editSharedDraft
    if data["postId"].present? && data["originalText"].present? &&
         data["action"].to_s.start_with?("edit")
      post = Post.find_by(id: data["postId"])
      if post && post.raw != data["originalText"]
        conflict_user = BasicUserSerializer.new(post.last_editor, root: false)
        render json: json.merge(conflict_user: conflict_user)
        return
      end
    end
  end

  render json: json
end

#destroy ⇒ Object 



108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
 
# File 'app/controllers/drafts_controller.rb', line 108

def destroy
  user =
    if is_api?
      if @guardian.is_admin?
        fetch_user_from_params
      else
        raise Discourse::InvalidAccess
      end
    else
      current_user
    end

  begin
    Draft.clear(user, params[:id], params[:sequence].to_i)
  rescue Draft::OutOfSequence
    # nothing really we can do here, if try clearing a draft that is not ours, just skip it.
    # rendering an error causes issues in the composer
  rescue StandardError => e
    return render json: failed_json.merge(errors: e), status: 401
  end

  render json: success_json
end

#index ⇒ Object 



10
11
12
13
14
15
16
17
18
19
20
21
 
# File 'app/controllers/drafts_controller.rb', line 10

def index
  params.permit(:offset)

  stream =
    Draft.stream(
      user: current_user,
      offset: params[:offset],
      limit: fetch_limit_from_params(default: nil, max: INDEX_LIMIT),
    )

  render json: { drafts: stream ? serialize_data(stream, DraftSerializer) : [] }
end

#show ⇒ Object

Raises:



23
24
25
26
27
28
 
# File 'app/controllers/drafts_controller.rb', line 23

def show
  raise Discourse::NotFound.new if params[:id].blank?

  seq = params[:sequence] || DraftSequence.current(current_user, params[:id])
  render json: { draft: Draft.get(current_user, params[:id], seq), draft_sequence: seq }
end