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annotate cake/libs/model/datasources/dbo/dbo_sqlite.php @ 0:261e66bd5a0c

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hg init
author Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
date Sun, 24 Jul 2011 21:08:31 +0900
parents
children
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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1 <?php
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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2 /**
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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3 * SQLite layer for DBO
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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4 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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5 * PHP versions 4 and 5
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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6 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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7 * CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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8 * Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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9 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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10 * Licensed under The MIT License
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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11 * Redistributions of files must retain the above copyright notice.
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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12 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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13 * @copyright Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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14 * @link http://cakephp.org CakePHP(tm) Project
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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15 * @package cake
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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16 * @subpackage cake.cake.libs.model.datasources.dbo
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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17 * @since CakePHP(tm) v 0.9.0
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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18 * @license MIT License (http://www.opensource.org/licenses/mit-license.php)
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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19 */
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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20
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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21 /**
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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22 * DBO implementation for the SQLite DBMS.
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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23 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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24 * Long description for class
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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25 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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26 * @package cake
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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27 * @subpackage cake.cake.libs.model.datasources.dbo
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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28 */
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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29 class DboSqlite extends DboSource {
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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30
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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31 /**
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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32 * Datasource Description
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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33 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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34 * @var string
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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35 */
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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36 var $description = "SQLite DBO Driver";
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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37
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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38 /**
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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39 * Opening quote for quoted identifiers
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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40 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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41 * @var string
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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42 */
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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43 var $startQuote = '"';
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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44
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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45 /**
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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46 * Closing quote for quoted identifiers
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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47 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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48 * @var string
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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49 */
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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50 var $endQuote = '"';
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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51
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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52 /**
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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53 * Keeps the transaction statistics of CREATE/UPDATE/DELETE queries
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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54 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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55 * @var array
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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56 * @access protected
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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57 */
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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58 var $_queryStats = array();
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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59
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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60 /**
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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61 * Base configuration settings for SQLite driver
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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62 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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63 * @var array
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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64 */
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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65 var $_baseConfig = array(
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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66 'persistent' => true,
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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67 'database' => null
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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68 );
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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69
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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70 /**
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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71 * Index of basic SQL commands
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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72 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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73 * @var array
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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74 * @access protected
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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75 */
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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76 var $_commands = array(
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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77 'begin' => 'BEGIN TRANSACTION',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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78 'commit' => 'COMMIT TRANSACTION',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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79 'rollback' => 'ROLLBACK TRANSACTION'
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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80 );
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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81
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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82 /**
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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83 * SQLite column definition
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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84 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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85 * @var array
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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86 */
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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87 var $columns = array(
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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88 'primary_key' => array('name' => 'integer primary key'),
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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89 'string' => array('name' => 'varchar', 'limit' => '255'),
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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90 'text' => array('name' => 'text'),
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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91 'integer' => array('name' => 'integer', 'limit' => 11, 'formatter' => 'intval'),
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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92 'float' => array('name' => 'float', 'formatter' => 'floatval'),
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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93 'datetime' => array('name' => 'datetime', 'format' => 'Y-m-d H:i:s', 'formatter' => 'date'),
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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94 'timestamp' => array('name' => 'timestamp', 'format' => 'Y-m-d H:i:s', 'formatter' => 'date'),
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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95 'time' => array('name' => 'time', 'format' => 'H:i:s', 'formatter' => 'date'),
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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96 'date' => array('name' => 'date', 'format' => 'Y-m-d', 'formatter' => 'date'),
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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97 'binary' => array('name' => 'blob'),
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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98 'boolean' => array('name' => 'boolean')
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
99 );
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
100
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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101 /**
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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102 * List of engine specific additional field parameters used on table creating
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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103 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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104 * @var array
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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105 * @access public
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
106 */
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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107 var $fieldParameters = array(
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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108 'collate' => array(
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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109 'value' => 'COLLATE',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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110 'quote' => false,
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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111 'join' => ' ',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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112 'column' => 'Collate',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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113 'position' => 'afterDefault',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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114 'options' => array(
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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115 'BINARY', 'NOCASE', 'RTRIM'
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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116 )
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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117 ),
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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118 );
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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119
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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120 /**
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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121 * Connects to the database using config['database'] as a filename.
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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122 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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123 * @param array $config Configuration array for connecting
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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124 * @return mixed
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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125 */
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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126 function connect() {
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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127 $config = $this->config;
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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128
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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129 if (!$config['persistent']) {
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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130 $this->connection = sqlite_open($config['database']);
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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131 } else {
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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132 $this->connection = sqlite_popen($config['database']);
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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133 }
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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134 $this->connected = is_resource($this->connection);
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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135
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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136 if ($this->connected) {
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
137 $this->_execute('PRAGMA count_changes = 1;');
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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138 }
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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139 return $this->connected;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
140 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
141
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
142 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
143 * Check that SQLite is enabled/installed
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
144 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
145 * @return boolean
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
146 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
147 function enabled() {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
148 return extension_loaded('sqlite');
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
149 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
150 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
151 * Disconnects from database.
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
152 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
153 * @return boolean True if the database could be disconnected, else false
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
154 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
155 function disconnect() {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
156 @sqlite_close($this->connection);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
157 $this->connected = false;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
158 return $this->connected;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
159 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
160
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
161 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
162 * Executes given SQL statement.
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
163 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
164 * @param string $sql SQL statement
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
165 * @return resource Result resource identifier
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
166 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
167 function _execute($sql) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
168 $result = sqlite_query($this->connection, $sql);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
169
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
170 if (preg_match('/^(INSERT|UPDATE|DELETE)/', $sql)) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
171 $this->resultSet($result);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
172 list($this->_queryStats) = $this->fetchResult();
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
173 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
174 return $result;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
175 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
176
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
177 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
178 * Overrides DboSource::execute() to correctly handle query statistics
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
179 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
180 * @param string $sql
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
181 * @return unknown
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
182 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
183 function execute($sql) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
184 $result = parent::execute($sql);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
185 $this->_queryStats = array();
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
186 return $result;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
187 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
188
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
189 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
190 * Returns an array of tables in the database. If there are no tables, an error is raised and the application exits.
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
191 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
192 * @return array Array of tablenames in the database
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
193 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
194 function listSources() {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
195 $cache = parent::listSources();
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
196
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
197 if ($cache != null) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
198 return $cache;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
199 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
200 $result = $this->fetchAll("SELECT name FROM sqlite_master WHERE type='table' ORDER BY name;", false);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
201
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
202 if (empty($result)) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
203 return array();
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
204 } else {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
205 $tables = array();
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
206 foreach ($result as $table) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
207 $tables[] = $table[0]['name'];
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
208 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
209 parent::listSources($tables);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
210 return $tables;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
211 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
212 return array();
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
213 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
214
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
215 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
216 * Returns an array of the fields in given table name.
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
217 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
218 * @param string $tableName Name of database table to inspect
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
219 * @return array Fields in table. Keys are name and type
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
220 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
221 function describe(&$model) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
222 $cache = parent::describe($model);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
223 if ($cache != null) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
224 return $cache;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
225 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
226 $fields = array();
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
227 $result = $this->fetchAll('PRAGMA table_info(' . $this->fullTableName($model) . ')');
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
228
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
229 foreach ($result as $column) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
230 $fields[$column[0]['name']] = array(
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
231 'type' => $this->column($column[0]['type']),
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
232 'null' => !$column[0]['notnull'],
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
233 'default' => $column[0]['dflt_value'],
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
234 'length' => $this->length($column[0]['type'])
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
235 );
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
236 if ($column[0]['pk'] == 1) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
237 $colLength = $this->length($column[0]['type']);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
238 $fields[$column[0]['name']] = array(
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
239 'type' => $fields[$column[0]['name']]['type'],
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
240 'null' => false,
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
241 'default' => $column[0]['dflt_value'],
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
242 'key' => $this->index['PRI'],
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
243 'length'=> ($colLength != null) ? $colLength : 11
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
244 );
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
245 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
246 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
247
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
248 $this->__cacheDescription($model->tablePrefix . $model->table, $fields);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
249 return $fields;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
250 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
251
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
252 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
253 * Returns a quoted and escaped string of $data for use in an SQL statement.
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
254 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
255 * @param string $data String to be prepared for use in an SQL statement
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
256 * @return string Quoted and escaped
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
257 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
258 function value($data, $column = null, $safe = false) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
259 $parent = parent::value($data, $column, $safe);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
260
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
261 if ($parent != null) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
262 return $parent;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
263 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
264 if ($data === null) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
265 return 'NULL';
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
266 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
267 if ($data === '' && $column !== 'integer' && $column !== 'float' && $column !== 'boolean') {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
268 return "''";
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
269 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
270 switch ($column) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
271 case 'boolean':
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
272 $data = $this->boolean((bool)$data);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
273 break;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
274 case 'integer':
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
275 case 'float':
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
276 if ($data === '') {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
277 return 'NULL';
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
278 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
279 default:
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
280 $data = sqlite_escape_string($data);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
281 break;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
282 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
283 return "'" . $data . "'";
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
284 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
285
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
286 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
287 * Generates and executes an SQL UPDATE statement for given model, fields, and values.
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
288 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
289 * @param Model $model
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
290 * @param array $fields
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
291 * @param array $values
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
292 * @param mixed $conditions
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
293 * @return array
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
294 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
295 function update(&$model, $fields = array(), $values = null, $conditions = null) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
296 if (empty($values) && !empty($fields)) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
297 foreach ($fields as $field => $value) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
298 if (strpos($field, $model->alias . '.') !== false) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
299 unset($fields[$field]);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
300 $field = str_replace($model->alias . '.', "", $field);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
301 $field = str_replace($model->alias . '.', "", $field);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
302 $fields[$field] = $value;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
303 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
304 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
305 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
306 $result = parent::update($model, $fields, $values, $conditions);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
307 return $result;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
308 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
309
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
310 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
311 * Deletes all the records in a table and resets the count of the auto-incrementing
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
312 * primary key, where applicable.
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
313 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
314 * @param mixed $table A string or model class representing the table to be truncated
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
315 * @return boolean SQL TRUNCATE TABLE statement, false if not applicable.
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
316 * @access public
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
317 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
318 function truncate($table) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
319 return $this->execute('DELETE From ' . $this->fullTableName($table));
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
320 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
321
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
322 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
323 * Returns a formatted error message from previous database operation.
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
324 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
325 * @return string Error message
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
326 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
327 function lastError() {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
328 $error = sqlite_last_error($this->connection);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
329 if ($error) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
330 return $error.': '.sqlite_error_string($error);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
331 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
332 return null;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
333 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
334
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
335 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
336 * Returns number of affected rows in previous database operation. If no previous operation exists, this returns false.
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
337 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
338 * @return integer Number of affected rows
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
339 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
340 function lastAffected() {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
341 if (!empty($this->_queryStats)) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
342 foreach (array('rows inserted', 'rows updated', 'rows deleted') as $key) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
343 if (array_key_exists($key, $this->_queryStats)) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
344 return $this->_queryStats[$key];
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
345 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
346 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
347 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
348 return false;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
349 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
350
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
351 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
352 * Returns number of rows in previous resultset. If no previous resultset exists,
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
353 * this returns false.
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
354 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
355 * @return integer Number of rows in resultset
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
356 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
357 function lastNumRows() {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
358 if ($this->hasResult()) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
359 sqlite_num_rows($this->_result);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
360 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
361 return false;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
362 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
363
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
364 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
365 * Returns the ID generated from the previous INSERT operation.
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
366 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
367 * @return int
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
368 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
369 function lastInsertId() {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
370 return sqlite_last_insert_rowid($this->connection);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
371 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
372
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
373 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
374 * Converts database-layer column types to basic types
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
375 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
376 * @param string $real Real database-layer column type (i.e. "varchar(255)")
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
377 * @return string Abstract column type (i.e. "string")
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
378 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
379 function column($real) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
380 if (is_array($real)) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
381 $col = $real['name'];
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
382 if (isset($real['limit'])) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
383 $col .= '('.$real['limit'].')';
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
384 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
385 return $col;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
386 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
387
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
388 $col = strtolower(str_replace(')', '', $real));
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
389 $limit = null;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
390 if (strpos($col, '(') !== false) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
391 list($col, $limit) = explode('(', $col);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
392 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
393
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
394 if (in_array($col, array('text', 'integer', 'float', 'boolean', 'timestamp', 'date', 'datetime', 'time'))) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
395 return $col;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
396 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
397 if (strpos($col, 'varchar') !== false) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
398 return 'string';
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
399 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
400 if (in_array($col, array('blob', 'clob'))) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
401 return 'binary';
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
402 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
403 if (strpos($col, 'numeric') !== false) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
404 return 'float';
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
405 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
406 return 'text';
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
407 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
408
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
409 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
410 * Enter description here...
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
411 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
412 * @param unknown_type $results
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
413 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
414 function resultSet(&$results) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
415 $this->results =& $results;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
416 $this->map = array();
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
417 $fieldCount = sqlite_num_fields($results);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
418 $index = $j = 0;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
419
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
420 while ($j < $fieldCount) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
421 $columnName = str_replace('"', '', sqlite_field_name($results, $j));
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
422
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
423 if (strpos($columnName, '.')) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
424 $parts = explode('.', $columnName);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
425 $this->map[$index++] = array($parts[0], $parts[1]);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
426 } else {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
427 $this->map[$index++] = array(0, $columnName);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
428 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
429 $j++;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
430 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
431 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
432
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
433 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
434 * Fetches the next row from the current result set
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
435 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
436 * @return unknown
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
437 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
438 function fetchResult() {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
439 if ($row = sqlite_fetch_array($this->results, SQLITE_ASSOC)) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
440 $resultRow = array();
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
441 $i = 0;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
442
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
443 foreach ($row as $index => $field) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
444 if (strpos($index, '.')) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
445 list($table, $column) = explode('.', str_replace('"', '', $index));
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
446 $resultRow[$table][$column] = $row[$index];
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
447 } else {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
448 $resultRow[0][str_replace('"', '', $index)] = $row[$index];
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
449 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
450 $i++;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
451 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
452 return $resultRow;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
453 } else {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
454 return false;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
455 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
456 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
457
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
458 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
459 * Returns a limit statement in the correct format for the particular database.
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
460 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
461 * @param integer $limit Limit of results returned
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
462 * @param integer $offset Offset from which to start results
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
463 * @return string SQL limit/offset statement
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
464 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
465 function limit($limit, $offset = null) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
466 if ($limit) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
467 $rt = '';
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
468 if (!strpos(strtolower($limit), 'limit') || strpos(strtolower($limit), 'limit') === 0) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
469 $rt = ' LIMIT';
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
470 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
471 $rt .= ' ' . $limit;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
472 if ($offset) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
473 $rt .= ' OFFSET ' . $offset;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
474 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
475 return $rt;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
476 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
477 return null;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
478 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
479
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
480 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
481 * Generate a database-native column schema string
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
482 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
483 * @param array $column An array structured like the following: array('name'=>'value', 'type'=>'value'[, options]),
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
484 * where options can be 'default', 'length', or 'key'.
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
485 * @return string
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
486 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
487 function buildColumn($column) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
488 $name = $type = null;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
489 $column = array_merge(array('null' => true), $column);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
490 extract($column);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
491
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
492 if (empty($name) || empty($type)) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
493 trigger_error(__('Column name or type not defined in schema', true), E_USER_WARNING);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
494 return null;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
495 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
496
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
497 if (!isset($this->columns[$type])) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
498 trigger_error(sprintf(__('Column type %s does not exist', true), $type), E_USER_WARNING);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
499 return null;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
500 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
501
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
502 $real = $this->columns[$type];
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
503 $out = $this->name($name) . ' ' . $real['name'];
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
504 if (isset($column['key']) && $column['key'] == 'primary' && $type == 'integer') {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
505 return $this->name($name) . ' ' . $this->columns['primary_key']['name'];
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
506 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
507 return parent::buildColumn($column);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
508 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
509
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
510 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
511 * Sets the database encoding
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
512 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
513 * @param string $enc Database encoding
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
514 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
515 function setEncoding($enc) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
516 if (!in_array($enc, array("UTF-8", "UTF-16", "UTF-16le", "UTF-16be"))) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
517 return false;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
518 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
519 return $this->_execute("PRAGMA encoding = \"{$enc}\"") !== false;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
520 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
521
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
522 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
523 * Gets the database encoding
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
524 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
525 * @return string The database encoding
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
526 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
527 function getEncoding() {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
528 return $this->fetchRow('PRAGMA encoding');
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
529 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
530
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
531 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
532 * Removes redundant primary key indexes, as they are handled in the column def of the key.
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
533 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
534 * @param array $indexes
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
535 * @param string $table
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
536 * @return string
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
537 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
538 function buildIndex($indexes, $table = null) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
539 $join = array();
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
540
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
541 foreach ($indexes as $name => $value) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
542
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
543 if ($name == 'PRIMARY') {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
544 continue;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
545 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
546 $out = 'CREATE ';
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
547
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
548 if (!empty($value['unique'])) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
549 $out .= 'UNIQUE ';
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
550 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
551 if (is_array($value['column'])) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
552 $value['column'] = implode(', ', array_map(array(&$this, 'name'), $value['column']));
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
553 } else {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
554 $value['column'] = $this->name($value['column']);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
555 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
556 $out .= "INDEX {$name} ON {$table}({$value['column']});";
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
557 $join[] = $out;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
558 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
559 return $join;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
560 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
561
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
562 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
563 * Overrides DboSource::index to handle SQLite indexe introspection
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
564 * Returns an array of the indexes in given table name.
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
565 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
566 * @param string $model Name of model to inspect
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
567 * @return array Fields in table. Keys are column and unique
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
568 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
569 function index(&$model) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
570 $index = array();
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
571 $table = $this->fullTableName($model);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
572 if ($table) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
573 $indexes = $this->query('PRAGMA index_list(' . $table . ')');
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
574 $tableInfo = $this->query('PRAGMA table_info(' . $table . ')');
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
575 foreach ($indexes as $i => $info) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
576 $key = array_pop($info);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
577 $keyInfo = $this->query('PRAGMA index_info("' . $key['name'] . '")');
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
578 foreach ($keyInfo as $keyCol) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
579 if (!isset($index[$key['name']])) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
580 $col = array();
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
581 if (preg_match('/autoindex/', $key['name'])) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
582 $key['name'] = 'PRIMARY';
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
583 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
584 $index[$key['name']]['column'] = $keyCol[0]['name'];
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
585 $index[$key['name']]['unique'] = intval($key['unique'] == 1);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
586 } else {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
587 if (!is_array($index[$key['name']]['column'])) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
588 $col[] = $index[$key['name']]['column'];
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
589 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
590 $col[] = $keyCol[0]['name'];
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
591 $index[$key['name']]['column'] = $col;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
592 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
593 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
594 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
595 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
596 return $index;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
597 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
598
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
599 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
600 * Overrides DboSource::renderStatement to handle schema generation with SQLite-style indexes
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
601 *
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
602 * @param string $type
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
603 * @param array $data
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
604 * @return string
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
605 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
606 function renderStatement($type, $data) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
607 switch (strtolower($type)) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
608 case 'schema':
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
609 extract($data);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
610
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
611 foreach (array('columns', 'indexes') as $var) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
612 if (is_array(${$var})) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
613 ${$var} = "\t" . implode(",\n\t", array_filter(${$var}));
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
614 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
615 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
616 return "CREATE TABLE {$table} (\n{$columns});\n{$indexes}";
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
617 break;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
618 default:
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
619 return parent::renderStatement($type, $data);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
620 break;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
621 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
622 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
623 }