1: <?php
 2: 
 3: /**
 4:  * This file is part of the Nette Framework (https://nette.org)
 5:  * Copyright (c) 2004 David Grudl (https://davidgrudl.com)
 6:  */
 7: 
 8: namespace Nette\Database;
 9: 
10: use Nette\Database\Conventions\AmbiguousReferenceKeyException;
11: 
12: 
13: interface IConventions
14: {
15: 
16:     /**
17:      * Returns primary key for table.
18:      * @param  string
19:      * @return string|array|null
20:      */
21:     function getPrimary($table);
22: 
23:     /**
24:      * Returns referenced table & referenced column.
25:      * Example:
26:      *     (author, book) returns array(book, author_id)
27:      *
28:      * @param  string  source table
29:      * @param  string  referencing key
30:      * @return array|null   array(referenced table, referenced column)
31:      * @throws AmbiguousReferenceKeyException
32:      */
33:     function getHasManyReference($table, $key);
34: 
35:     /**
36:      * Returns referenced table & referencing column.
37:      * Example
38:      *     (book, author)      returns array(author, author_id)
39:      *     (book, translator)  returns array(author, translator_id)
40:      *
41:      * @param  string  source table
42:      * @param  string  referencing key
43:      * @return array|null   array(referenced table, referencing column)
44:      */
45:     function getBelongsToReference($table, $key);
46: }
47: