mirror of
https://github.com/discourse/discourse.git
synced 2024-11-24 23:38:35 +08:00
98 lines
3.3 KiB
Ruby
98 lines
3.3 KiB
Ruby
require "mini_mime"
|
|
require_dependency 'upload_creator'
|
|
|
|
class UploadsController < ApplicationController
|
|
before_filter :ensure_logged_in, except: [:show]
|
|
skip_before_filter :preload_json, :check_xhr, :redirect_to_login_if_required, only: [:show]
|
|
|
|
def create
|
|
# 50 characters ought to be enough for the upload type
|
|
type = params.require(:type).parameterize("_")[0..50]
|
|
|
|
if type == "avatar" && (SiteSetting.sso_overrides_avatar || !SiteSetting.allow_uploaded_avatars)
|
|
return render json: failed_json, status: 422
|
|
end
|
|
|
|
url = params[:url]
|
|
file = params[:file] || params[:files]&.first
|
|
for_private_message = params[:for_private_message]
|
|
|
|
if params[:synchronous] && (current_user.staff? || is_api?)
|
|
data = create_upload(file, url, type, for_private_message)
|
|
render json: data.as_json
|
|
else
|
|
Scheduler::Defer.later("Create Upload") do
|
|
begin
|
|
data = create_upload(file, url, type, for_private_message)
|
|
ensure
|
|
MessageBus.publish("/uploads/#{type}", (data || {}).as_json, client_ids: [params[:client_id]])
|
|
end
|
|
end
|
|
render json: success_json
|
|
end
|
|
end
|
|
|
|
def show
|
|
return render_404 if !RailsMultisite::ConnectionManagement.has_db?(params[:site])
|
|
|
|
RailsMultisite::ConnectionManagement.with_connection(params[:site]) do |db|
|
|
return render_404 unless Discourse.store.internal?
|
|
return render_404 if SiteSetting.prevent_anons_from_downloading_files && current_user.nil?
|
|
return render_404 if SiteSetting.login_required? && db == "default" && current_user.nil?
|
|
|
|
if upload = Upload.find_by(sha1: params[:sha]) || Upload.find_by(id: params[:id], url: request.env["PATH_INFO"])
|
|
opts = {
|
|
filename: upload.original_filename,
|
|
content_type: MiniMime.lookup_by_filename(upload.original_filename)&.content_type,
|
|
}
|
|
opts[:disposition] = "inline" if params[:inline]
|
|
opts[:disposition] ||= "attachment" unless FileHelper.is_image?(upload.original_filename)
|
|
send_file(Discourse.store.path_for(upload), opts)
|
|
else
|
|
render_404
|
|
end
|
|
end
|
|
end
|
|
|
|
protected
|
|
|
|
def render_404
|
|
raise Discourse::NotFound
|
|
end
|
|
|
|
def create_upload(file, url, type, for_private_message = false)
|
|
if file.nil?
|
|
if url.present? && is_api?
|
|
maximum_upload_size = [SiteSetting.max_image_size_kb, SiteSetting.max_attachment_size_kb].max.kilobytes
|
|
tempfile = FileHelper.download(
|
|
url,
|
|
max_file_size: maximum_upload_size,
|
|
tmp_file_name: "discourse-upload-#{type}"
|
|
) rescue nil
|
|
filename = File.basename(URI.parse(url).path)
|
|
end
|
|
else
|
|
tempfile = file.tempfile
|
|
filename = file.original_filename
|
|
content_type = file.content_type
|
|
end
|
|
|
|
return { errors: [I18n.t("upload.file_missing")] } if tempfile.nil?
|
|
|
|
opts = { type: type, content_type: content_type }
|
|
opts[:for_private_message] = true if for_private_message
|
|
|
|
upload = UploadCreator.new(tempfile, filename, opts).create_for(current_user.id)
|
|
|
|
if upload.errors.empty? && current_user.admin?
|
|
retain_hours = params[:retain_hours].to_i
|
|
upload.update_columns(retain_hours: retain_hours) if retain_hours > 0
|
|
end
|
|
|
|
upload.errors.empty? ? upload : { errors: upload.errors.values.flatten }
|
|
ensure
|
|
tempfile&.close! rescue nil
|
|
end
|
|
|
|
end
|