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• CategoryModel

PHP Class CategoryModel, vanilla

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Public Properties

Property	Type	Description
$Categories		Merged Category data, including Pure + UserCategory.
$JoinRecentUsers		Whether or not to join users to recent posts. Forums with a lot of categories may need to optimize using this setting and simpler views.
$ShardCache		Whether or not to explicitly shard the categories cache.
$Watching	boolean

Public Methods

Method	Description
__construct ( )	Class constructor. Defines the related database table name.
addCategoryColumns ( object $Data )	Modifies category data before it is returned.
allowedDiscussionTypes ( array $PermissionCategory, array $category = [] ) : array	Checks the allowed discussion types on a category.
applyUpdates ( )	If looking at the root node, make sure it exists and that the nested set columns exist in the table.
calculateDisplayAs ( &$category )	Maintains backwards compatibilty with DisplayAs: Default-type categories by calculating the DisplayAs property into an expected DisplayAs type: Categories, Heading, or Discussions. Respects the now-deprecated config setting Vanilla.Categories.DoHeadings. Once we can be sure that all instances have their categories' DisplayAs properties explicitly set in the database (i.e., not Default) we can deprecate/remove this function.
categories ( integer | string | boolean $ID = false ) : array	Gets either all of the categories or a single category.
categoryUrl ( $Category, string $Page = '', boolean | true $WithDomain = true ) : string	Build URL to a category page.
categoryWatch ( $AllDiscussions = true ) : array
checkPermission ( array $category, string $permission ) : boolean	Check a category's permission.
clearCache ( )
clearUserCache ( )
counts ( $Column ) : array
createCollection ( Gdn_SQLDriver $sql = null, Gdn_Cache $cache = null ) : CategoryCollection	Create a new category collection tied to this model.
defaultCategory ( ) : mixed
delete ( $where = [], $options = [] )	Delete a category.
deleteAndReplace ( object $category, integer $newCategoryID )	Delete a single category and assign its discussions to another.
deleteID ( integer $categoryID, array $options = [] ) : boolean	Delete a category.
filterCategoryPermissions ( array $categoryIDs ) : array	Remove categories that a user does not have permission to view.
filterChildren ( array &$categories, string $childField = 'Children' )	Recursively remove children from categories configured to display as "Categories" or "Flat".
filterFollowing ( array $categories ) : array	Filter a category tree to only the followed categories.
flattenTree ( array $categories ) : array	Return a flattened version of a tree.
get ( string $OrderFields = '', string $OrderDirection = 'asc', integer $Limit = false, integer $Offset = false ) : Gdn_DataSet	Get list of categories (respecting user permission).
getAll ( ) : object	Get list of categories (disregarding user permission for admins).
getAncestors ( $categoryID, boolean $checkPermissions = true, boolean $includeHeadings = false ) : array	Get all of the ancestor categories above this one.
getByCode ( $Code ) : object	Get data for a single category selected by Url Code. Disregards permissions.
getByPermission ( string $Permission = 'Discussions.Add', null $CategoryID = null, array $Filter = [], array $PermFilter = [] ) : array
getChildTree ( integer | string $id, array $options = [] ) : array	Get a category tree based on, but not including a parent category.
getChildren ( integer $categoryID )	Get the child categories of a category.
getDescendantCountByCode ( $Code )	Return the number of descendants for a specific category.
getDescendantsByCode ( string $Code ) : object
getDisplayAsOptions ( ) : array
getFiltered ( array $RestrictIDs = false, string $Permissions = false, array $ExcludeWhere = false ) : Gdn_DataSet	Get a list of categories, considering several filters
getFull ( $CategoryID = false, $Permissions = false )
getFullByUrlCode ( string $UrlCode ) : object	Get full data for a single category by its URL slug. Respects permissions.
getID ( integer $categoryID, string $datasetType = DATASET_TYPE_OBJECT, array $options = [] ) : object | array	Get data for a single category selected by ID. Disregards permissions.
getMaxDisplayDepth ( ) : integer	Get the maximum display depth for categories.
getNavDepth ( ) : integer	Get the category nav depth.
getRolePermissions ( integer $categoryID ) : array	Get the role specific permissions for a category.
getRootDisplayAs ( ) : string	Get the display type for the root category.
getSubtree ( string $parentCategory, boolean $includeParent = true ) : array	Get the subtree starting at a given parent.
getTreeAsFlat ( integer | string $id, integer | null $offset = null, integer | null $limit = null, string | null $filter = null, string $orderFields = 'Name', string $orderDirection = 'asc' ) : array
getWhereCache ( array $Where ) : array	A simplified version of GetWhere that polls the cache instead of the database.
givePoints ( integer $UserID, integer $Points, string $Source = 'Other', integer $CategoryID, integer $Timestamp = false )	Give a user points specific to this category.
hasChildren ( string $CategoryID ) : boolean	Check whether category has any children categories.
instance ( ) : CategoryModel	The shared instance of this object.
joinCategories ( &$Data, string $Column = 'CategoryID', array $Options = [] )
joinModerators ( array $Data, string $Permission = 'Vanilla.Comments.Edit', string $Column = 'Moderators' )
joinRecent ( &$categoryTree )	Join recent posts and users to a category tree.
joinRecentChildPosts ( null &$Category = null, null &$Categories = null )
joinRecentPosts ( &$Data, null $CategoryID = null ) : boolean
joinUserCategory ( ) : boolean	Whether or not to join information from GDN_UserCategory in {@link CategoryModel::calculateUser()}.
joinUserData ( &$Categories, boolean $AddUserCategory = true )	Add UserCategory modifiers
makeTree ( $Categories, null $Root = null ) : array
permissionCategory ( mixed $Category )	Return the category that contains the permissions for the given category.
rebuildTree ( boolean $BySort = false )	Rebuilds the category tree. We are using the Nested Set tree model.
recalculateTree ( )	Recalculate the dynamic tree columns in the category.
save ( $FormPostValues, array | false $Settings = false ) : integer	Saves the category.
saveSubtree ( array $subtree, $parentID )	Save a subtree.
saveTree ( array $TreeArray )	Saves the category tree based on a provided tree array. We are using the Nested Set tree model.
saveUserTree ( integer $CategoryID, mixed $Set )	Grab the Category IDs of the tree.
setCache ( integer | boolean $ID = false, array | boolean $Data = false )	Grab and update the category cache
setField ( integer $ID, array | string $Property, boolean | false $Value = false ) : array | string	Set a property on a category.
setJoinUserCategory ( boolean $joinUserCategory ) : CategoryModel	Set whether or not to join information from GDN_UserCategory in {@link CategoryModel::calculateUser()}.
setLocalField ( $ID, $Property, $Value ) : boolean	Set a property of a currently-loaded category in memory.
setRecentPost ( $CategoryID )
setStopHeadingsCalculation ( boolean $stopHeadingCalculation ) : CategoryModel	Checks to see if the passed category depth is greater than the NavDepth and if so, stops calculating Headings as a DisplayAs property in the calculateDisplayAs method. Once we can be sure that all instances have their categories' DisplayAs properties explicitly set in the database (i.e., not Default) we can deprecate/remove this function.
where ( $Row, $Where ) : boolean

Protected Methods

Method	Description
_MakeTreeChildren ( $Category, $Categories, null $DepthAdj = null ) : array
_SetTree ( array &$Node, integer $Left = 1, integer $Depth )
_treeSort ( $A, $B ) : integer	Utility method for sorting via usort.
buildCache ( integer $CategoryID = null )	Build and augment the category cache.
rebuildLock ( boolean $release = false ) : boolean	Request rebuild mutex.

Private Methods

Method	Description
calculate ( &$category )	Calculate the dynamic fields of a category.
calculateData ( array &$Data )	Build calculated category data on the passed set.
calculateUser ( &$category, $addUserCategory = null )	Calculate the user-specific information on a category.
castID ( integer | string | null $category ) : integer | string | null	Cast a category ID or slug to be passed to the various {@link CategoryCollection} methods.
gatherLastIDs ( array $categoryTree, &$result = null )	Gather all of the last discussion and comment IDs from the categories.
getOne ( string | integer $id )	Get a single category from the collection.
getUserCategories ( ) : array | mixed	Get the per-category information for the current user.
joinRecentInternal ( &$categoryTree, array $discussions, array $comments )	This method supports {@link CategoryModel::joinRecent()}.
loadAllCategories ( )	Load all of the categories from the cache or the database.
saveSubtreeInternal ( array $subtree, integer | null $parentID = null, boolean $rebuild = true )	Save a subtree.

Method Details

Property Details