database_helper.rb
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module DatabaseHelper
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]
database.operating_system = new_database[:operating_system]
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)
extend(
ActionView::Helpers::TagHelper,
ActionView::Helpers::FormTagHelper,
ActionView::Helpers::UrlHelper,
ActionView::Helpers::FormOptionsHelper,
ApplicationHelper
)
return database_html_structure(
{:database_description_id => "", :version => "", :operating_system => ""}
) if list_databases.nil?
lambdas_list = []
list_databases.each do |database|
lambdas_list << database_html_structure(database)
end
lambdas_list
end
def self.database_html_structure(database_data)
database_name, database_id = if database_data[:database_description_id].blank?
["", ""]
else
[DatabaseDescription.find(
database_data[:database_description_id],
:select=>"name"
).name, database_data[:database_description_id]]
end
data = {
model_name: "database",
field_name: "database_description_id",
name: {
label: _("Name"),
value: database_name,
hidden: true,
autocomplete: true,
id: database_id
},
version: {
label: _("Version"),
value: database_data[:version],
hidden: true
},
operating_system: {
label: _("Operating system"),
value: database_data[:operating_system],
delete: true
}
}
DynamicTableHelper.table_html_structure(data)
end
def self.add_dynamic_table
database_as_tables(nil).call
end
end