Rocket Documentation > Integration > RocketDirectory

# ArticleLimpet  
```
public class ArticleLimpet
```
```
public const string _tableName = "RocketDirectoryAPI";
```
```
public const string _entityTypeCodeAppendix = "ART";
```
```
public ArticleLimpet(int portalId, int articleId, string cultureCode, string systemKey)
```
```
public ArticleLimpet(SimplisityInfo sInfo)
```
```
public void PopulateLists()
```
```
public void Delete()
```
```
public int Save(SimplisityInfo postInfo)
```
```
public void ClearCache()
```
```
public int Update()
```
```
public int ValidateAndUpdate()
```
```
public int Copy()
```
```
public void AddListItem(string listname)
```
```
public void Validate()
```
### images
```
public string ImageListName
```
```
public void UpdateImages(List<SimplisityInfo> imageList)
```
```
public List<SimplisityInfo> GetImageList()
```
```
public ArticleImage AddImage(string uniqueName)
```
```
public void UpdateImage(ArticleImage articleImage)
```
```
public ArticleImage GetImage(int idx)
```
```
public List<ArticleImage> GetImages()
```
### docs
```
public string DocumentListName
```
```
public void UpdateDocs(List<SimplisityInfo> docList)
```
```
public List<SimplisityInfo> GetDocList()
```
```
public ArticleDoc AddDoc(string friendlyName, string uniqueName)
```
```
public void UpdateDoc(ArticleDoc articleDoc)
```
```
public ArticleDoc GetDoc(int idx)
```
```
public ArticleDoc GetDoc(string docKey)
```
```
public List<ArticleDoc> GetDocs()
```
### links
```
public string LinkListName
```
```
public void UpdateLinks(List<SimplisityInfo> linkList)
```
```
public List<SimplisityInfo> GetLinkList()
```
```
public ArticleLink AddLink()
```
```
public void UpdateLink(ArticleLink articleLink)
```
```
public ArticleLink Getlink(int idx)
```
```
public List<ArticleLink> Getlinks()
```
### reviews
```
public string ReviewListName
```
```
public void UpdateReview(List<SimplisityInfo> reviewList)
```
```
public List<SimplisityInfo> GetReviewList()
```
```
public SimplisityInfo AddReview()
```
```
public SimplisityInfo AddReview(SimplisityInfo postInfo)
```
```
public ArticleReview GetReview(int idx)
```
```
public List<ArticleReview> GetReviews()
```
### category
```
public void AddCategory(int categoryId, bool cascade = true)
```
```
public void RemoveCategory(int categoryId)
```
```
public void UpdateCategorySortOrder(int categoryId, int sortOrder)
```
```
public List<SimplisityInfo> GetCategoriesInfo()
```
```
public List<CategoryLimpet> GetCategories()
```
```
public bool IsInCategory(int categoryId)
```
```
public bool IsInCategory(string propertyRef)
```
```
public int DefaultCategory()
```
```
public void SetDefaultCategory(int categoryId)
```
### property
```
public void AddProperty(int propertyId)
```
```
public void RemoveProperty(int propertyId)
```
```
public List<SimplisityInfo> GetPropertiesInfo()
```
```
public List<PropertyLimpet> GetProperties(string groupRef = "")
```
```
public List<ArticleLimpet> GetRelatedArticles(string groupRef = "", int numberOfArticles = 5)
```
```
public bool HasProperty(int propertyId)
```
```
public bool HasProperty(string propertyRef)
```
### models
```
public string ModelListName
```
```
public void UpdateModels(List<SimplisityInfo> modelList)
```
```
public List<SimplisityInfo> GetModelList()
```
```
public ArticleModel AddModel()
```
```
public void UpdateModel(ArticleModel ArticleModel)
```
```
public ArticleModel GetModel(int idx)
```
```
public ArticleModel GetModel(string modelKey)
```
```
public List<ArticleModel> GetModels()
```
```
public Dictionary<string, string> GetModelDictionary(string template = "{ref} {name} {price}", string cultureCode = "")
```
### properties
```
public string CultureCode
```
```
public string EntityTypeCode
```
```
public SimplisityInfo Info
```
```
public int ModuleId
```
```
public int XrefItemId
```
```
public int ParentItemId
```
```
public int ArticleId
```
```
public string GUIDKey
```
```
public int SortOrder
```
```
public string SystemKey
```
```
public string ImageFolder
```
```
public string DocumentFolder
```
```
public string AppTheme
```
```
public string AppThemeVersion
```
```
public string AppThemeRelPath
```
```
public PortalCatalogLimpet PortalCatalog
```
```
public bool DebugMode
```
```
public int PortalId
```
```
public bool Exists
```
```
public string LogoRelPath
```
```
public string NameUrl
```
```
public string Ref
```
```
public string RefXPath
```
```
public string RichText
```
```
public string RichTextXPath
```
```
public string Name
```
```
public string NameXPath
```
```
public DateTime PublishedDate
```
```
public string PublishedDateXPath
```
```
public string Summary
```
```
public string SummaryXPath
```
```
public bool Hidden
```
```
public string HiddenXPath
```
```
public bool HiddenByCulture
```
```
public string HiddenByCultureXPath
```
```
public bool IsHidden
```
```
public string SeoTitle
```
```
public string SeoTitleXPath
```
```
public string SeoDescription
```
```
public string SeoDescriptionXPath
```
```
public string SeoKeyWords
```
```
public string SeoKeyWordsXPath
```
```
public int ReviewCount
```
```
public int ReviewScore
```
```
public List<int> CategoryIds
```
```
public List<int> PropertyIds
```