1: <?php
 2: 
 3: /**
 4:  * This file is part of the Nette Framework (https://nette.org)
 5:  * Copyright (c) 2004 David Grudl (http://davidgrudl.com)
 6:  */
 7: 
 8: namespace Nette\Database;
 9: 
10: use Nette;
11: 
12: 
13: /**
14:  * Information about tables and columns structure.
15:  */
16: interface IReflection
17: {
18:     const
19:         FIELD_TEXT = 'string',
20:         FIELD_BINARY = 'bin',
21:         FIELD_BOOL = 'bool',
22:         FIELD_INTEGER = 'int',
23:         FIELD_FLOAT = 'float',
24:         FIELD_DATE = 'date',
25:         FIELD_TIME = 'time',
26:         FIELD_DATETIME = 'datetime';
27: 
28:     /**
29:      * Gets primary key of $table.
30:      * @param  string
31:      * @return string
32:      */
33:     function getPrimary($table);
34: 
35:     /**
36:      * Gets referenced table & referenced column.
37:      * Example:
38:      *   author, book returns array(book, author_id)
39:      *
40:      * @param  string  source table
41:      * @param  string  referencing key
42:      * @return array   array(referenced table, referenced column)
43:      * @throws Reflection\MissingReferenceException
44:      * @throws Reflection\AmbiguousReferenceKeyException
45:      */
46:     function getHasManyReference($table, $key);
47: 
48:     /**
49:      * Gets referenced table & referencing column.
50:      * Example
51:      *     book, author      returns array(author, author_id)
52:      *     book, translator  returns array(author, translator_id)
53:      *
54:      * @param  string  source table
55:      * @param  string  referencing key
56:      * @return array   array(referenced table, referencing column)
57:      * @throws Reflection\MissingReferenceException
58:      */
59:     function getBelongsToReference($table, $key);
60: 
61:     /**
62:      * Injects database connection.
63:      */
64:     function setConnection(Connection $connection);
65: 
66: }
67: