database_helper.rb
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class DatabaseHelper < DynamicTableHelper
MODEL_NAME ="database"
FIELD_NAME = "database_description_id"
def self.valid_database? database
return false if SoftwareHelper.all_table_is_empty?(database)
database_description_id_list = DatabaseDescription.select(:id).
collect {|dd| dd.id}
return database_description_id_list.include?(
database[:database_description_id].to_i
)
end
def self.list_database new_databases
return [] if new_databases.nil? or new_databases.length == 0
list_databases = []
new_databases.each do |new_database|
if valid_database? new_database
database = SoftwareDatabase.new
database.database_description_id =
new_database[:database_description_id]
database.version = new_database[:version]
list_databases << database
end
end
list_databases
end
def self.valid_list_database? list_databases
return false if list_databases.nil? or list_databases.length == 0
list_databases.each do |database|
return false unless database.valid?
end
true
end
def self.database_as_tables(list_databases, disabled=false)
return database_html_structure(
{:database_description_id => "", :version => ""}, disabled
) if list_databases.nil?
lambdas_list = []
list_databases.each do |database|
lambdas_list << database_html_structure(database, disabled)
end
lambdas_list
end
def self.database_html_structure(database_data, disabled)
database_id = database_data[:database_description_id]
database_name = if database_data[:database_description_id].blank?
""
else
DatabaseDescription.find(
database_data[:database_description_id],
:select=>"name"
).name
end
data = {
model_name: MODEL_NAME,
field_name: FIELD_NAME,
name: {
value: database_name,
id: database_id,
},
version: {
value: database_data[:version]
}
}
table_html_structure(data, disabled)
end
def self.add_dynamic_table
database_as_tables(nil).call
end
end