discourse/app/models/user_avatar.rb

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require_dependency 'letter_avatar'
class UserAvatar < ActiveRecord::Base
MAX_SIZE = 240
belongs_to :user
belongs_to :gravatar_upload, class_name: 'Upload', dependent: :destroy
belongs_to :custom_upload, class_name: 'Upload', dependent: :destroy
def contains_upload?(id)
gravatar_upload_id == id || custom_upload_id == id
end
def update_gravatar!
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# 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
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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
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rescue OpenURI::HTTPError
save!
rescue SocketError
# skip saving, we are not connected to the net
Rails.logger.warn "Failed to download gravatar, socket error - user id #{ user.id }"
ensure
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tempfile.close! if tempfile && tempfile.respond_to?(:close!)
end
end
# == Schema Information
#
# Table name: user_avatars
#
# id :integer not null, primary key
# user_id :integer not null
# custom_upload_id :integer
# gravatar_upload_id :integer
# last_gravatar_download_attempt :datetime
# created_at :datetime
# updated_at :datetime
#
# Indexes
#
# index_user_avatars_on_user_id (user_id)
#