DataProviderManager

DataProviderManager - singleton that stores provider hash. It collects methods for manipulation provider data - their initialization, value retrieval and etc.

Class methods

Method	Description
getDataProviderValue(\Bitrix\DocumentGenerator\DataProvider $dataProvider, $placeholder)	Passes provider value by name. In simplest case - calls provider `getValue()`.
createDataProvider(array $fieldDescription, $value = null, \Bitrix\DocumentGenerator\DataProvider $parentDataProvider = null, $placeholder = null)	Method creates new provider by its description and value. Here: `$fieldDescription` - field description array `$value` - this field value `$parentDataProvider` - parent provider `$placeholder` - name of parent provider name used to create this provider.
getArray(\Bitrix\DocumentGenerator\DataProvider $dataProvider)	Converts provider into array. Convenient method for debugging or when placeholder chain is precisely known.
getList(array $params)	Method returns list of providers. Filter can be passed by the module `$params['filter']['MODULE'] = 'crm'`
getDefaultTemplateFields($providerClassName, array $placeholders = [], array $mainProviderOptions = [], $isAddRootGroups = true)	Method passes list of fields by default for provider. `$providerClassName` - full name of provider class (instance will be created inside method) `$placeholders` - array of field names to be returned `$mainProviderOptions` - parameter `$options` for calling provider constructor `$isAddRootGroups` - field group description adds first "Document"element.