@Object Types

• Complete Object-Type Map - see an automatically generated menu of all available object types on the system generated by OpenACS, complete with inheritance and and all table attributes  
• Data Model - a more in-depth explanation of the ]project-open[ database model
  

]project-open[ is based on an object-oriented data model. The following list shows some of the available/most significant object types:

• Content and Community
• Core 
• Financial
• Helpdesk and IT Services Management
• Reporting
• System
  
• Timesheet Mangement and Project Tracking
  
• User Related

Content & Community

• Calendar - event scheduling tool that is community based
• Calendar Item - models events to be scheduled onto the Calendar
• Forum Topic - community discussion postings
• Filestorage File
• [Note] - basic text creation
• [Simple Survey] - a questionnaire 
• [Simple Survey Question]
• [Simple Survey Response]

Core Object Types

These objects form the core of ]project-open[:

• Project - Projects are meant to represent a one-time activity of a group of people with a specific objective and a specific start- and end.
• Company - A legal mercantile entity.
  
• Office - A physical venue of a company. 

Financial Object Types 

• Cost Item - A basic financial item.
  
• Invoice - A financial item representing invoices, quotes etc. Subtype of Cost Item.
• Expense - A financial item representing a travel expense. Subtype of Cost Item.
• Expense Bundle - A group of  Expenses, ready to be reimbursed. Subtype of Cost Item.
• Cost Center - Department or Cost Center of the company.

Helpdesk and IT Services Management

• Ticket
• [Ticket Queue]
• Configuration Item
• [Release Member]
  

Reporting ­

• Report - database queries to obtain useful tracking data
• Indicator - a more precise and quantitative report

System Object Types

• Object - arch type object for all other system objects
  
• Business Object
• [Authority]
• Dynfield Attribute
• [Dynfield Widget]
• [Site Node]
• Component Plugin
• Menu

Timesheet Management & Project Tracking

• Timesheet Task
• Timesheet Invoice
• Absence
• Material

User-Related Object Types

• Group - A group of people. There many be a large number of groups in the system.
  
• Profile - A specific user profile for defining permissions. Subtype of Group.
• Person - The most basic object representing a person.
  
• Party - A person with additional properties. Subtype of  Person.
• User - A person with the permission to login into ]project-open[. Subtype of Party.
• Employee - A user with employee information. Subtype of  User.