personal_plugin_generator/app/models/personal_plugin_field.rb

class PersonalPluginField
	include Mongoid::Document
	include Mongoid::Timestamps
	include OrbitModel::Status
  	include MemberHelper
    field :author_name, :type => String, :default => "",:localize => true
    field :title, :type => String, :default => "",:localize => true
    field :module_name, :type => String, :default => ""
    field :primary_modal_name, :type => String, :default => ""
    field :related_modal_name, :type => Array, :default => []
    field :primary_modal_fields, :type => Array, :default => []
    field :related_modal_fields, :type => Array, :default => [] #ex: [[],[]]
    field :backend_fields, :type => Hash, :default => {}
    field :frontend_fields, :type => Hash, :default => {}
    field :log_text, :type => String, :default => ""
    before_save :check_plugin_exist
    def get_all_gem_plugins
        extention_files = ["downloaded_extensions.rb","built_in_extensions.rb"]
        gem_plugins = extention_files.map{|f| (File.read(f).scan(/\n\s*gem\s*["'](.*)["']\s*,/).flatten rescue [])}.flatten
    end
    def check_plugin_exist
        gem_plugins = get_all_gem_plugins
        can_install = !gem_plugins.include?(self.module_name)
        can_install = (self.class.where(:module_name=>self.module_name,:id.ne=>self.id).count == 0 rescue false) if !can_install
        return can_install
    end
end