Sha256: 233b2ac9306d9603df6c8c6d1c1d2e8496b5c45854b460c6485e0aa105d359a3
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Size: 1.62 KB
Versions: 3
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Stored size: 1.62 KB
Contents
module Coupler module Models class Connection < Sequel::Model include CommonModel ADAPTERS = [ { :name => "mysql", :label => "MySQL", :ignored_attributes => %w{path} }, { :name => "h2", :label => "H2", :ignored_attributes => %w{host port username password database_name} } ] one_to_many :resources def database(&block) Sequel.connect(connection_string, { :loggers => [Coupler::Logger.instance], :max_connections => 20 }, &block) end def deletable? resources_dataset.count == 0 end private def connection_string case adapter when 'mysql' misc = '&zeroDateTimeBehavior=convertToNull' "jdbc:mysql://%s:%d/%s?user=%s&password=%s%s" % [ host, port, database_name, username, password, misc ] when 'h2' "jdbc:h2:#{path}" end end def before_validation super self.slug ||= name.downcase.gsub(/\s+/, "_") if name end def validate super validates_presence :name validates_unique :name, :slug begin database { |db| db.test_connection } rescue Sequel::DatabaseConnectionError, Sequel::DatabaseError => e errors.add(:base, "Couldn't connect to the database") end end def before_destroy super # Prevent destruction of connections in use by resources. deletable? end end end end
Version data entries
3 entries across 3 versions & 1 rubygems
Version | Path |
---|---|
coupler-0.0.9-java | lib/coupler/models/connection.rb |
coupler-0.0.8-java | lib/coupler/models/connection.rb |
coupler-0.0.6-java | lib/coupler/models/connection.rb |