discourse/app/models/user_avatar.rb
Sam 2791852bd8 FEATURE: ability to regenerate system avatars as needed
BUGFIX: made system letter avatar more thinner for less block look
2014-05-28 12:30:57 +10:00

78 lines
2.3 KiB
Ruby

require_dependency 'letter_avatar'
class UserAvatar < ActiveRecord::Base
MAX_SIZE = 240
SYSTEM_AVATAR_VERSION = 1
belongs_to :user
belongs_to :system_upload, class_name: 'Upload', dependent: :destroy
belongs_to :gravatar_upload, class_name: 'Upload', dependent: :destroy
belongs_to :custom_upload, class_name: 'Upload', dependent: :destroy
def contains_upload?(id)
system_upload_id == id || gravatar_upload_id == id || custom_upload_id == id
end
# updates the letter based avatar
def update_system_avatar!
old_id = nil
if system_upload
old_id = system_upload_id
system_upload.destroy!
end
file = File.open(LetterAvatar.generate(user.username, MAX_SIZE, cache: false), "r")
self.system_upload = Upload.create_for(user_id, file, "avatar.png", file.size)
self.system_avatar_version = SYSTEM_AVATAR_VERSION
if old_id == user.uploaded_avatar_id
user.uploaded_avatar_id = system_upload_id
user.save!
end
save!
end
def update_gravatar!
# special logic for our system user, we do not want the discourse email there
email_hash = user.id == -1 ? User.email_hash("info@discourse.org") : user.email_hash
self.last_gravatar_download_attempt = Time.new
gravatar_url = "http://www.gravatar.com/avatar/#{email_hash}.png?s=500&d=404"
tempfile = FileHelper.download(gravatar_url, 1.megabyte, "gravatar")
upload = Upload.create_for(user.id, tempfile, 'gravatar.png', File.size(tempfile.path))
if gravatar_upload_id != upload.id
gravatar_upload.try(:destroy!)
self.gravatar_upload = upload
save!
else
gravatar_upload
end
rescue OpenURI::HTTPError
save!
ensure
tempfile.unlink if tempfile
end
end
# == Schema Information
#
# Table name: user_avatars
#
# id :integer not null, primary key
# user_id :integer not null
# system_upload_id :integer
# custom_upload_id :integer
# gravatar_upload_id :integer
# last_gravatar_download_attempt :datetime
# created_at :datetime
# updated_at :datetime
# system_avatar_version :integer default(0)
#
# Indexes
#
# index_user_avatars_on_user_id (user_id)
#