mirror of
https://github.com/silverstripe/silverstripe-framework
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62 lines
2.2 KiB
PHP
62 lines
2.2 KiB
PHP
<?php
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/**
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* DataObjectInterface is an interface that other data systems in your application can implement in order to behave in a manner
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* similar to DataObject.
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*
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* In addition to the methods defined below, the data of the object should be directly accessible as fields.
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* @package sapphire
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* @subpackage model
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*/
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interface DataObjectInterface {
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/**
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* Create a new data object, not yet in the database. To load an object into the database, a null object should be constructed,
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* its fields set, and the write() method called.
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*/
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function __construct();
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/**
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* Perform a search query on this data source
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*
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* @param $filter A filter expression of some kind, in SQL format.
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* @param $sort A sort expression, in SQL format.
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* @param $join A join expression. May or may not be relevant.
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* @param $limit A limit expression, either "(count)", or "(start), (count)"
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*/
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function instance_get($filter = "", $sort = "", $join = "", $limit = "", $containerClass = "DataObjectSet");
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/**
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* Retrieve a single record from this data source
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*
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* @param $filter A filter expression of some kind, in SQL format.
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* @param $sort A sort expression, in SQL format.
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* @param $join A join expression. May or may not be relevant.
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* @param $limit A limit expression, either "(count)", or "(start), (count)"
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*/
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function instance_get_one($filter, $sort = "");
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/**
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* Write the current object back to the database. It should know whether this is a new object, in which case this would
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* be an insert command, or if this is an existing object queried from the database, in which case thes would be
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*/
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function write();
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/**
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* Remove this object from the database. Doesn't do anything if this object isn't in the database.
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*/
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function delete();
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/**
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* Get the named field.
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* This function is sometimes called explicitly by the form system, so you need to define it, even if you use the
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* default field system.
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*/
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function __get($fieldName);
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/**
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* Save content from a form into a field on this data object.
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* Since the data comes straight from a form it can't be trusted and will need to be validated / escaped.'
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*/
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function setCastedField($fieldName, $val);
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}
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