discourse/app/models/remote_theme.rb

130 lines
3.3 KiB
Ruby

require_dependency 'git_importer'
class RemoteTheme < ActiveRecord::Base
has_one :theme
def self.import_theme(url, user=Discourse.system_user)
importer = GitImporter.new(url)
importer.import!
theme_info = JSON.parse(importer["about.json"])
theme = Theme.new(user_id: user&.id || -1, name: theme_info["name"])
remote_theme = new
theme.remote_theme = remote_theme
remote_theme.remote_url = importer.url
remote_theme.update_from_remote(importer)
theme.save!
theme
ensure
begin
importer.cleanup!
rescue => e
Rails.logger.warn("Failed cleanup remote git #{e}")
end
end
def update_remote_version
importer = GitImporter.new(remote_url)
importer.import!
self.updated_at = Time.zone.now
self.remote_version, self.commits_behind = importer.commits_since(remote_version)
end
def update_from_remote(importer=nil)
return unless remote_url
cleanup = false
unless importer
cleanup = true
importer = GitImporter.new(remote_url)
importer.import!
end
Theme.targets.keys.each do |target|
Theme::ALLOWED_FIELDS.each do |field|
lookup =
if field == "scss"
"#{target}.scss"
elsif field == "embedded_scss" && target == :common
"embedded.scss"
else
"#{field}.html"
end
value = importer["#{target}/#{lookup}"]
theme.set_field(target.to_sym, field, value)
end
end
theme_info = JSON.parse(importer["about.json"])
self.license_url ||= theme_info["license_url"]
self.about_url ||= theme_info["about_url"]
self.remote_updated_at = Time.zone.now
self.remote_version = importer.version
self.local_version = importer.version
self.commits_behind = 0
update_theme_color_schemes(theme, theme_info["color_schemes"])
self
ensure
begin
importer.cleanup! if cleanup
rescue => e
Rails.logger.warn("Failed cleanup remote git #{e}")
end
end
def normalize_override(hex)
return unless hex
override = hex.downcase
if override !~ /\A[0-9a-f]{6}\z/
override = nil
end
override
end
def update_theme_color_schemes(theme, schemes)
return if schemes.blank?
schemes.each do |name, colors|
existing = theme.color_schemes.find_by(name: name)
if existing
existing.colors.each do |c|
override = normalize_override(colors[c.name])
if override && c.hex != override
c.hex = override
theme.notify_color_change(c)
end
end
else
scheme = theme.color_schemes.build(name: name)
ColorScheme.base.colors_hashes.each do |color|
override = normalize_override(colors[color[:name]])
scheme.color_scheme_colors << ColorSchemeColor.new(name: color[:name], hex: override || color[:hex])
end
end
end
end
end
# == Schema Information
#
# Table name: remote_themes
#
# id :integer not null, primary key
# remote_url :string not null
# remote_version :string
# local_version :string
# about_url :string
# license_url :string
# commits_behind :integer
# remote_updated_at :datetime
# created_at :datetime
# updated_at :datetime
#