Collaboration

The portal provides a collaboration suite, which takes advantage of the benefits of the virtualized work environment for collaboration. These collaboration tools include blogs, calendar event, web mail, message boards, polls, RSS feeds, Wiki, AJAX chat client, dynamic friend list, activity wall, activity tracker, alerts and announcements, and more.

Wiki

The Wiki portlet provides a straightforward wiki solution. The following figure shows Wiki from viewpoint of models. Wiki articles are presented by the entity WikiPage. Each WikiPage has a unique resource-primary-key associated. These resource-primary-keys are defined in the entity WikiPageResource. All wiki pages are grouped as Wiki nodes and presented as the entity WikiNode. Each WikiNode may have many wiki page resources and wiki pages associated. In particular, WikiPageResource connects between WikiNode and WikiPage. So, there is a many-to-many relationship between WikiPage and WikiNode, shown as follows:

Wiki models

The...