IContent Interface Reference

Overview

IContent is the base interface for all content items in Optimizely CMS. Every page, block, media file, and folder implements this interface. When you work with the content API, you interact with IContent and its derived interfaces.

Interface hierarchy

IContent
├── IContentData         → Base data contract
├── ILocalizable         → Language support
├── IVersionable         → Version tracking
├── IChangeTrackable     → Created/modified dates
└── ICategorizable       → Category assignment
    └── PageData         → Pages with URLs
    └── BlockData        → Embeddable blocks
    └── MediaData        → Files and images

Properties

Property	Type	Description
ContentLink	ContentReference	Unique identifier for this content version
ContentGuid	Guid	Permanent GUID that persists across versions
ContentTypeID	int	ID of the content type definition
ParentLink	ContentReference	Reference to the parent content item
Name	string	Display name of the content item
IsDeleted	bool	Whether the item is in the trash

Key derived interfaces

IVersionable

Property	Type	Description
Status	VersionStatus	Draft, Published, PreviouslyPublished, Rejected, CheckedOut, DelayedPublish
StartPublish	DateTime?	When the content becomes visible
StopPublish	DateTime?	When the content expires
IsPendingPublish	bool	Whether scheduled for future publish

IChangeTrackable

Property	Type	Description
Created	DateTime	When the content was first created
Changed	DateTime	When the content was last modified
Saved	DateTime	When the content was last saved
CreatedBy	string	Username who created the content
ChangedBy	string	Username who last modified

ILocalizable

Property	Type	Description
Language	CultureInfo	Language of this content version
MasterLanguage	CultureInfo	The original language
ExistingLanguages	IEnumerable<CultureInfo>	All available language versions

Common operations

Load content by reference

var content = _contentLoader.Get<IContent>(contentLink);

Load typed content

var page = _contentLoader.Get<ArticlePage>(contentLink);

Check content type

if (content is PageData page) { /* page-specific logic */ }
if (content is BlockData block) { /* block-specific logic */ }

Get children

var children = _contentLoader.GetChildren<PageData>(parentLink);

Get ancestors

var ancestors = _contentLoader.GetAncestors(contentLink);

Related

• Content Modeling in Optimizely — How content types and properties work
• Create a Content Type — Step-by-step guide