PHP Class CategoryCollection, vanilla

This is a bridge class to aid in refactoring. This functionality will be rolled into the {@link CategoryModel}.

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Public Methods

Method	Description
__construct ( Gdn_SQLDriver $sql = null, Gdn_Cache $cache = null )	Initialize a new instance of the {@link CategoryCollection} class.
flattenTree ( array $categories ) : array	Flatten a tree that was returned from {@link getTree}.
flushCache ( )	Flush the entire category cache.
get ( integer $categoryID ) : array \| null	Lookup a category by either ID or slug.
getAncestors ( integer \| string $categoryID, boolean $includeHeadings = false ) : array	Get all of the ancestor categories above this one.
getByUrlCode ( string $code ) : array \| null	Lookup a category by its URL slug.
getChildren ( integer $categoryID ) : array	Get the children of a category.
getConfig ( ) : Gdn_Configuration	Get the config.
getMulti ( array $categoryIDs ) : array	Get several categories by ID.
getStaticCalculator ( ) : callable	Get the calculator.
getTree ( integer $parentID, array $options = [] ) : array	Get all of the categories from a root.
getUserCalculator ( ) : callable	Get the dynamic calculator.
insert ( array $category )	Insert a new category, handling its tree properties and caching.
refreshCache ( integer $categoryID ) : boolean	Refresh a category in the cache from the database.
setConfig ( Gdn_Configuration $config ) : CategoryCollection	Set the config.
setStaticCalculator ( callable $staticCalculator ) : CategoryCollection	Set the calculator.
setUserCalculator ( callable $userCalculator ) : CategoryCollection	Set the dynamic calculator.
update ( array $category ) : boolean	Update an existing category, handling its tree properties and caching.

Private Methods

Method	Description
cacheKey ( string $type, string \| integer $id ) : string	Generate a full cache key.
calculateDynamic ( &$category )	Calculate request-specific data on a category.
calculateStatic ( &$category )	Calculate static data on a category.
calculateTreeCounts ( array &$categories )	Calculate aggregate tree counts.
config ( string $key, mixed $default = null ) : mixed	Get a value from the config.
defaultCalculator ( &$category )	Calculate dynamic data on a category.
flattenTreeInternal ( array $category, array &$result )	Internal implementation support for {@link CategoryCollection::flattenTree()}.
getCacheInc ( )	Get the cache increment.
getChildrenByParents ( array $parentIDs, string $permission = 'PermsDiscussionsView' ) : array	Get all of the children of a parent category.
getSchema ( ) : Gdn_Schema	Get the schema.

Method Details

__construct() public method

Initialize a new instance of the {@link CategoryCollection} class.

public __construct ( Gdn_SQLDriver $sql = null, Gdn_Cache $cache = null )
$sql	Gdn_SQLDriver	The database layer dependency.
$cache	Gdn_Cache	The cache layer dependency.

flattenTree() public method

Flatten a tree that was returned from {@link getTree}.

public flattenTree ( array $categories ) : array
$categories	array	The array of root categories.
return	array	Returns an array of categories.

flushCache() public method

Flush the entire category cache.

public flushCache ( )

get() public method

Lookup a category by either ID or slug.

public get ( integer $categoryID ) : array \| null
$categoryID	integer	The category ID to get.
return	array \| null	Returns a category or null if one isn't found.

getAncestors() public method

Get all of the ancestor categories above this one.

public getAncestors ( integer \| string $categoryID, boolean $includeHeadings = false ) : array
$categoryID	integer \| string	The category ID or url code.
$includeHeadings	boolean	Whether or not to include heading categories.
return	array

getByUrlCode() public method

Lookup a category by its URL slug.

public getByUrlCode ( string $code ) : array \| null
$code	string	The URL slug of the category.
return	array \| null	Returns a category or null if one isn't found.

getChildren() public method

Get the children of a category.

public getChildren ( integer $categoryID ) : array
$categoryID	integer	The category to get the children for.
return	array	Returns an array of categories.

getConfig() public method

Get the config.

public getConfig ( ) : Gdn_Configuration
return	Gdn_Configuration	Returns the config.

getMulti() public method

Get several categories by ID.

public getMulti ( array $categoryIDs ) : array
$categoryIDs	array	An array of category IDs.
return	array	Returns an array of categories, indexed by ID.

getStaticCalculator() public method

Get the calculator.

public getStaticCalculator ( ) : callable
return	callable	Returns the calculator.

getTree() public method

Get all of the categories from a root.

public getTree ( integer $parentID, array $options = [] ) : array
$parentID	integer	The ID of the parent category.
$options	array	An array of options to affect the fetching. - maxdepth: The maximum depth of the tree. - collapsed: Stop when looking at a category of a certain type. - permission: The permission to use when looking at the tree.
return	array

getUserCalculator() public method

Get the dynamic calculator.

public getUserCalculator ( ) : callable
return	callable	Returns the dynamicCalculator.

insert() public method

This method is currently only to to be used in a support role.

public insert ( array $category )
$category	array	The new category.

refreshCache() public method

This function is public for now, but should only be called from within the {@link CategoryModel}. Eventually it will be privatized.

public refreshCache ( integer $categoryID ) : boolean
$categoryID	integer	The category to refresh.
return	boolean	Returns true if the category was refreshed or false otherwise.

setConfig() public method

Set the config.

public setConfig ( Gdn_Configuration $config ) : CategoryCollection
$config	Gdn_Configuration	The config.
return	CategoryCollection	Returns `$this` for fluent calls.

setStaticCalculator() public method

Set the calculator.

public setStaticCalculator ( callable $staticCalculator ) : CategoryCollection
$staticCalculator	callable	The new calculator.
return	CategoryCollection	Returns `$this` for fluent calls.

setUserCalculator() public method

Set the dynamic calculator.

public setUserCalculator ( callable $userCalculator ) : CategoryCollection
$userCalculator	callable	The new dynamic calculator.
return	CategoryCollection	Returns `$this` for fluent calls.

update() public method

Update an existing category, handling its tree properties and caching.

public update ( array $category ) : boolean
$category	array	The category to update.
return	boolean	Returns true if the category updated or false otherwise.