mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-11-16 13:03:16 +01:00
1161 lines
30 KiB
PHP
1161 lines
30 KiB
PHP
<?php
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/**
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* eGroupWare eTemplates - DB-Tools
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*
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* @link http://www.egroupware.org
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* @author Ralf Becker <RalfBecker@outdoor-training.de>
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* @copyright 2002-13 by RalfBecker@outdoor-training.de
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* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
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* @package etemplate
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* @subpackage tools
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* @version $Id$
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*/
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/**
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* db-tools: creats and modifys eGroupWare schem-files (to be installed via setup)
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*/
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class db_tools
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{
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/**
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* Methods callable via menuaction
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*
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* @var array
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*/
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public $public_functions = array(
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'edit' => True,
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'needs_save' => True,
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);
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/**
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* Debug Level: 0 = off, > 0 more diagnostics
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*
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* @var int
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*/
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protected $debug = 0;
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/**
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* Table definitions
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*
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* @var array
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*/
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protected $data = array();
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/**
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* Used app
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*
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* @var string
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*/
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protected $app;
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/**
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* Used table
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*
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* @var string
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*/
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protected $table;
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/**
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* Available colum types
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*
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* @var array
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*/
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protected $types = array(
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'varchar' => 'varchar',
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'int' => 'int',
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'auto' => 'auto',
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'blob' => 'blob',
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'char' => 'char',
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'date' => 'date',
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'decimal' => 'decimal',
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'float' => 'float',
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'longtext' => 'longtext',
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'text' => 'text',
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'timestamp' => 'timestamp',
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'bool' => 'boolean',
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// 'abstime' => 'abstime (mysql:timestamp)',
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);
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/**
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* Available meta-types
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*
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* @var array
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*/
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protected static $meta_types = array(
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'' => '',
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'account' => 'user or group',
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'account-commasep' => 'multiple comma-separated users or groups',
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'account-abs' => 'user or group (with positiv id)',
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'user' => 'a single user',
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'user-commasep' => 'multiple comma-separated users',
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'user-serialized' => 'multiple serialized users or groups (do NOT use!)',
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'group' => 'a single group',
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'group-commasep' => 'multiple comma-separated groups',
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'group-abs' => 'single group (with positive id)',
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'timestamp' => 'unix timestamp',
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'category' => 'category id',
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'percent' => '0 - 100',
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'cfname' => 'custom field name',
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'cfvalue' => 'custom field value',
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);
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/**
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* constructor of class
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*/
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function __construct()
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{
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if (!is_array($GLOBALS['egw_info']['apps']) || !count($GLOBALS['egw_info']['apps']))
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{
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ExecMethod('phpgwapi.applications.read_installed_apps');
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}
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$GLOBALS['egw_info']['flags']['app_header'] =
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$GLOBALS['egw_info']['apps']['etemplate']['title'].' - '.lang('DB-Tools');
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}
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/**
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* table editor (and the callback/submit-method too)
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*
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* @param array $content=null
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* @param string $msg=''
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*/
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function edit(array $content=null,$msg = '')
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{
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if (isset($_GET['app']))
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{
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$this->app = $_GET['app'];
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}
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if (is_array($content))
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{
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if ($this->debug)
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{
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echo "content ="; _debug_array($content);
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}
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$this->app = $content['app']; // this is what the user selected
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$this->table = $content['table_name'];
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$posted_app = $content['posted_app']; // this is the old selection
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$posted_table = $content['posted_table'];
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}
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if ($posted_app && $posted_table && // user changed app or table
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($posted_app != $this->app || $posted_table != $this->table))
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{
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if ($this->needs_save('',$posted_app,$posted_table,$this->content2table($content)))
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{
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return;
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}
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$this->renames = array();
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}
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if (!$this->app)
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{
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$this->table = '';
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$table_names = array('' => lang('none'));
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}
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else
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{
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$this->read($this->app,$this->data);
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foreach($this->data as $name => $table)
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{
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$table_names[$name] = $name;
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}
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}
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if (!$this->table || $this->app != $posted_app)
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{
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reset($this->data);
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list($this->table) = each($this->data); // use first table
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}
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elseif ($this->app == $posted_app && $posted_table)
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{
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$this->data[$posted_table] = $this->content2table($content);
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}
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if ($content['write_tables'])
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{
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if ($this->needs_save('',$this->app,$this->table,$this->data[$posted_table]))
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{
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return;
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}
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$msg .= lang('Table unchanged, no write necessary !!!');
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}
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elseif ($content['delete'])
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{
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list($col) = each($content['delete']);
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@reset($this->data[$posted_table]['fd']);
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while ($col-- > 0 && list($key) = @each($this->data[$posted_table]['fd'])) ;
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unset($this->data[$posted_table]['fd'][$key]);
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$this->changes[$posted_table][$key] = '**deleted**';
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}
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elseif ($content['add_column'])
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{
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$this->data[$posted_table]['fd'][''] = array();
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}
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elseif ($content['add_table'] || $content['import'])
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{
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if (!$this->app)
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{
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$msg .= lang('Select an app first !!!');
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}
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elseif (!$content['new_table_name'])
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{
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$msg .= lang('Please enter table-name first !!!');
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}
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elseif ($content['add_table'])
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{
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$this->table = $content['new_table_name'];
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$this->data[$this->table] = array('fd' => array(),'pk' =>array(),'ix' => array(),'uc' => array(),'fk' => array());
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$msg .= lang('New table created');
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}
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else // import
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{
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$oProc =& CreateObject('phpgwapi.schema_proc',$GLOBALS['egw_info']['server']['db_type']);
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if (method_exists($oProc,'GetTableDefinition'))
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{
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$this->data[$this->table = $content['new_table_name']] = $oProc->GetTableDefinition($content['new_table_name']);
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}
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else // to support eGW 1.0
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{
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$oProc->m_odb = clone($GLOBALS['egw']->db);
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$oProc->m_oTranslator->_GetColumns($oProc,$content['new_table_name'],$nul);
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while (list($key,$tbldata) = each ($oProc->m_oTranslator->sCol))
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{
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$cols .= $tbldata;
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}
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eval('$cols = array('. $cols . ');');
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$this->data[$this->table = $content['new_table_name']] = array(
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'fd' => $cols,
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'pk' => $oProc->m_oTranslator->pk,
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'fk' => $oProc->m_oTranslator->fk,
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'ix' => $oProc->m_oTranslator->ix,
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'uc' => $oProc->m_oTranslator->uc
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);
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}
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}
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}
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elseif ($content['editor'])
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{
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ExecMethod('etemplate.editor.edit');
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return;
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}
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$add_index = isset($content['add_index']);
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// from here on, filling new content for eTemplate
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$content = array(
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'msg' => $msg,
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'table_name' => $this->table,
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'app' => $this->app,
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);
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if (!isset($table_names[$this->table])) // table is not jet written
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{
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$table_names[$this->table] = $this->table;
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}
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$sel_options = array(
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'table_name' => $table_names,
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'type' => $this->types,
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);
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foreach(self::$meta_types as $value => $title)
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{
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$sel_options['meta'][$value] = $value ? array(
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'label' => $value,
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'title' => $title,
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) : $title;
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}
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foreach($this->data[$this->table]['fd'] as $col => $data)
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{
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$meta = $title = $data['meta'];
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if (empty($meta)) continue;
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if (is_array($meta))
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{
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$this->data[$this->table]['fd'][$col]['meta'] = $meta = serialize($meta);
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$title = $this->write_array($data['meta'], 0);
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}
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if (!isset($sel_options['meta'][$meta]))
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{
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$sel_options['meta'][$meta] = array(
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'label' => lang('Custom'),
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'title' => $title,
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);
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}
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}
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if ($this->table != '' && isset($this->data[$this->table]))
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{
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$content += $this->table2content($this->data[$this->table],$sel_options['Index'],$add_index);
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}
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$no_button = array( );
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if (!$this->app || !$this->table)
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{
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$no_button['write_tables'] = True;
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}
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if ($this->debug)
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{
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echo 'editor.edit: content ='; _debug_array($content);
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}
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$tpl = new etemplate('etemplate.db-tools.edit');
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$tpl->exec('etemplate.db_tools.edit',$content,$sel_options,$no_button,
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array('posted_table' => $this->table,'posted_app' => $this->app,'changes' => $this->changes));
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}
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/**
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* checks if table was changed and if so offers user to save changes
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*
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* @param array $cont the content of the form (if called by process_exec)
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* @param string $posted_app the app the table is from
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* @param string $posted_table the table-name
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* @param array $edited_table the edited table-definitions
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* @return only if no changes
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*/
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function needs_save($cont='',$posted_app='',$posted_table='',$edited_table='',$msg='')
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{
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//echo "<p>db_tools::needs_save(cont,'$posted_app','$posted_table',edited_table,'$msg')</p> cont=\n"; _debug_array($cont); echo "edited_table="; _debug_array($edited_table);
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if (!$posted_app && is_array($cont))
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{
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if (isset($cont['yes']))
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{
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$this->app = $cont['app'];
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$this->table = $cont['table'];
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$this->read($this->app,$this->data);
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$this->data[$this->table] = $cont['edited_table'];
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$this->changes = $cont['changes'];
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if ($cont['new_version'])
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{
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$this->update($this->app,$this->data,$cont['new_version']);
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}
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else
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{
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foreach($this->data as $tname => $tinfo)
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{
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$tables .= ($tables ? ',' : '') . "'$tname'";
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}
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$this->setup_version($this->app,'',$tables);
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}
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if (!$this->write($this->app,$this->data))
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{
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$this->app = $cont['new_app']; // these are the ones, the users whiches to change too
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$this->table = $cont['new_table'];
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return $this->needs_save('',$cont['app'],$cont['table'],$cont['edited_table'],
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lang('Error: writing file (no write-permission for the webserver) !!!'));
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}
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$msg = lang('File writen');
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}
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$this->changes = array();
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// return to edit with everything set, so the user gets the table he asked for
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$this->edit(array(
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'app' => $cont['new_app'],
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'table_name' => $cont['app']==$cont['new_app'] ? $cont['new_table'] : '',
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'posted_app' => $cont['new_app']
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),$msg);
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return True;
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}
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$new_app = $this->app; // these are the ones, the users whiches to change too
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$new_table = $this->table;
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$this->app = $posted_app;
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$this->data = array();
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$this->read($posted_app,$this->data);
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if (isset($this->data[$posted_table]) &&
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$this->tables_identical($this->data[$posted_table],$edited_table))
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{
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if ($new_app != $this->app) // are we changeing the app, or hit the user just write
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{
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$this->app = $new_app; // if we change init the data empty
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$this->data = array();
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}
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return False; // continue edit
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}
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$content = array(
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'msg' => $msg,
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'app' => $posted_app,
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'table' => $posted_table,
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'version' => $this->setup_version($posted_app)
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);
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$preserv = $content + array(
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'new_app' => $new_app,
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'new_table' => $new_table,
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'edited_table' => $edited_table,
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'changes' => $this->changes
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);
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$new_version = explode('.',$content['version']);
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$minor = count($new_version)-1;
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$new_version[$minor] = sprintf('%03d',1+$new_version[$minor]);
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$content['new_version'] = implode('.',$new_version);
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$tmpl = new etemplate('etemplate.db-tools.ask_save');
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if (!file_exists(EGW_SERVER_ROOT."/$posted_app/setup/tables_current.inc.php"))
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{
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$tmpl->disable_cells('version');
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$tmpl->disable_cells('new_version');
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}
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$tmpl->exec('etemplate.db_tools.needs_save',$content,array(),array(),$preserv);
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return True; // dont continue in edit
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}
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/**
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* checks if there is an index (only) on $col (not a multiple index incl. $col)
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*
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* @param string $col column name
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* @param array $index ix or uc array of table-defintion
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* @param string &$options db specific options
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* @return True if $col has a single index
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*/
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function has_single_index($col,$index,&$options)
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{
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foreach($index as $in)
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{
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if ($in == $col || is_array($in) && $in[0] == $col && !isset($in[1]))
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{
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if ($in != $col && isset($in['options']))
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{
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foreach($in['options'] as $db => $opts)
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{
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$options[] = $db.'('.(is_array($opts)?implode(',',$opts):$opts).')';
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}
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$options = implode(', ',$options);
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}
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return True;
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}
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}
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return False;
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}
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/**
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* creates content-array from a table
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*
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* @param array $table table-definition, eg. $phpgw_baseline[$table_name]
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* @param array &$columns returns array with column-names
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* @param bool $extra_index add an additional index-row
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* @return array content-array to call exec with
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*/
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function table2content($table,&$columns,$extra_index=False)
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{
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if ($this->debug >= 3)
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{
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echo __METHOD__."(\$table,,$extra_index) \$table ="; _debug_array($table);
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}
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$content = $columns = array();
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$n = 1;
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foreach($table['fd'] as $col_name => $col_defs)
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{
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$col_defs['name'] = $col_name;
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$col_defs['pk'] = in_array($col_name,$table['pk']);
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$col_defs['uc'] = $this->has_single_index($col_name,$table['uc'],$col_defs['options']);
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$col_defs['ix'] = $this->has_single_index($col_name,$table['ix'],$col_defs['options']);
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$col_defs['fk'] = $table['fk'][$col_name];
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if (isset($col_defs['default']) && $col_defs['default'] == '')
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{
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$col_defs['default'] = is_int($col_defs['default']) ? '0' : "''"; // spezial value for empty, but set, default
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}
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$col_defs['notnull'] = isset($col_defs['nullable']) && !$col_defs['nullable'];
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$col_defs['n'] = $n;
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$content["Row$n"] = $col_defs;
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$columns[$n++] = $col_name;
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}
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$n = 2;
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foreach(array('uc','ix') as $type)
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{
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foreach($table[$type] as $index)
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{
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if (is_array($index) && isset($index[1])) // multicolum index
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{
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$content['Index'][$n]['unique'] = $type == 'uc';
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$content['Index'][$n]['n'] = $n - 1;
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foreach($index as $col)
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{
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$content['Index'][$n][] = array_search($col,$columns);
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}
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++$n;
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}
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}
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}
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if ($extra_index)
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{
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$content['Index'][$n]['n'] = $n-1;
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}
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if ($this->debug >= 3)
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{
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echo "content ="; _debug_array($content);
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echo "columns ="; _debug_array($columns);
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}
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return $content;
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}
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|
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/**
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* creates table-definition from posted content
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*
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* It sets some reasonalbe defaults for not set precisions (else setup will not install)
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*
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* @param array $content posted content-array
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* @return table-definition
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*/
|
|
function content2table($content)
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{
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if (!is_array($this->data))
|
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{
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$this->read($content['posted_app'],$this->data);
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}
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$old_cols = $this->data[$posted_table = $content['posted_table']]['fd'];
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$this->changes = $content['changes'];
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$table = array();
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$table['fd'] = array(); // do it in the default order of tables_*
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$table['pk'] = array();
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$table['fk'] = array();
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$table['ix'] = array();
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$table['uc'] = array();
|
|
for (reset($content),$n = 1; isset($content["Row$n"]); ++$n)
|
|
{
|
|
$col = $content["Row$n"];
|
|
|
|
if ($col['type'] == 'auto') // auto columns are the primary key and not null!
|
|
{
|
|
$col['pk'] = $col['notnull'] = true; // set it, in case the user forgot
|
|
}
|
|
|
|
while ((list($old_name,$old_col) = @each($old_cols)) &&
|
|
$this->changes[$posted_table][$old_name] == '**deleted**') ;
|
|
|
|
if (($name = $col['name']) != '') // ignoring lines without column-name
|
|
{
|
|
if ($col['name'] != $old_name && $n <= count($old_cols)) // column renamed --> remeber it
|
|
{
|
|
$this->changes[$posted_table][$old_name] = $col['name'];
|
|
//echo "<p>content2table: $posted_table.$old_name renamed to $col[name]</p>\n";
|
|
}
|
|
if ($col['precision'] <= 0)
|
|
{
|
|
switch ($col['type']) // set some defaults for precision, else setup fails
|
|
{
|
|
case 'float':
|
|
case 'int': $col['precision'] = 4; break;
|
|
case 'char': $col['precision'] = 1; break;
|
|
case 'varchar': $col['precision'] = 255; break;
|
|
}
|
|
}
|
|
foreach($col as $prop => $val)
|
|
{
|
|
switch ($prop)
|
|
{
|
|
case 'default':
|
|
case 'type': // selectbox ensures type is not empty
|
|
case 'meta':
|
|
case 'precision':
|
|
case 'scale':
|
|
case 'comment':
|
|
if ($val != '')
|
|
{
|
|
$table['fd'][$name][$prop] = $prop=='default'&& $val=="''" ? '' : $val;
|
|
}
|
|
break;
|
|
case 'notnull':
|
|
if ($val)
|
|
{
|
|
$table['fd'][$name]['nullable'] = False;
|
|
}
|
|
break;
|
|
case 'pk':
|
|
case 'uc':
|
|
case 'ix':
|
|
if ($val)
|
|
{
|
|
if ($col['options'])
|
|
{
|
|
$opts = array();
|
|
foreach(explode(',',$col['options']) as $opt)
|
|
{
|
|
list($db,$opt) = preg_split('/[(:)]/',$opt);
|
|
$opts[$db] = is_numeric($opt) ? intval($opt) : $opt;
|
|
}
|
|
$table[$prop][] = array(
|
|
$name,
|
|
'options' => $opts
|
|
);
|
|
}
|
|
else
|
|
{
|
|
$table[$prop][] = $name;
|
|
}
|
|
}
|
|
break;
|
|
case 'fk':
|
|
if ($val != '')
|
|
{
|
|
$table['fk'][$name] = $val;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
$num2col[$n] = $col['name'];
|
|
}
|
|
}
|
|
foreach($content['Index'] as $n => $index)
|
|
{
|
|
$idx_arr = array();
|
|
foreach($index as $key => $num)
|
|
{
|
|
if (is_numeric($key) && $num && @$num2col[$num])
|
|
{
|
|
$idx_arr[] = $num2col[$num];
|
|
}
|
|
}
|
|
if (count($idx_arr) && !isset($content['delete_index'][$n]))
|
|
{
|
|
if ($index['unique'])
|
|
{
|
|
$table['uc'][] = $idx_arr;
|
|
}
|
|
else
|
|
{
|
|
$table['ix'][] = $idx_arr;
|
|
}
|
|
}
|
|
}
|
|
if ($this->debug >= 2)
|
|
{
|
|
echo "<p>content2table: table ="; _debug_array($table);
|
|
echo "<p>changes = "; _debug_array($this->changes);
|
|
}
|
|
return $table;
|
|
}
|
|
|
|
/**
|
|
* includes $app/setup/tables_current.inc.php
|
|
* @param string $app application name
|
|
* @param array &$phpgw_baseline where to return the data
|
|
* @return boolean True if file found, False else
|
|
*/
|
|
function read($app,&$phpgw_baseline)
|
|
{
|
|
$file = EGW_SERVER_ROOT."/$app/setup/tables_current.inc.php";
|
|
|
|
$phpgw_baseline = array();
|
|
|
|
if ($app != '' && file_exists($file))
|
|
{
|
|
include($file);
|
|
}
|
|
else
|
|
{
|
|
return False;
|
|
}
|
|
if ($this->debug >= 5)
|
|
{
|
|
echo "<p>read($app): file='$file', phpgw_baseline =";
|
|
_debug_array($phpgw_baseline);
|
|
}
|
|
return True;
|
|
}
|
|
|
|
/**
|
|
* returns an array as string in php-notation
|
|
*
|
|
* @param array $arr
|
|
* @param int $depth for idention
|
|
* @param string $parent
|
|
* @return string
|
|
*/
|
|
function write_array($arr,$depth,$parent='')
|
|
{
|
|
if (in_array($parent,array('pk','fk','ix','uc')))
|
|
{
|
|
$depth = 0;
|
|
}
|
|
if ($depth)
|
|
{
|
|
$tabs = "\n".str_repeat("\t",$depth-1);
|
|
++$depth;
|
|
}
|
|
$def = 'array('.$tabs.($tabs ? "\t" : '');
|
|
|
|
$n = 0;
|
|
foreach($arr as $key => $val)
|
|
{
|
|
if (!is_int($key))
|
|
{
|
|
if (strpos($key, "'") !== false && strpos($key, '"') === false)
|
|
{
|
|
$def .= '"'.$key.'"';
|
|
}
|
|
else
|
|
{
|
|
$def .= "'".addslashes($key)."'";
|
|
}
|
|
$def .= ' => ';
|
|
}
|
|
// unserialize custom meta values
|
|
if ($key === 'meta' && is_string($val) && (($v = @unserialize($val)) !== false || $val === serialize(false)))
|
|
{
|
|
$val = $v;
|
|
}
|
|
if (is_array($val))
|
|
{
|
|
$def .= $this->write_array($val,$parent == 'fd' ? 0 : $depth,$key);
|
|
}
|
|
else
|
|
{
|
|
if (!$only_vals && $key === 'nullable')
|
|
{
|
|
$def .= $val ? 'True' : 'False';
|
|
}
|
|
elseif (strpos($val, "'") !== false && strpos($val, '"') === false)
|
|
{
|
|
$def .= '"'.$val.'"';
|
|
}
|
|
else
|
|
{
|
|
$def .= "'".addslashes($val)."'";
|
|
}
|
|
}
|
|
if ($n < count($arr)-1)
|
|
{
|
|
$def .= ','.$tabs.($tabs ? "\t" : '');
|
|
}
|
|
++$n;
|
|
}
|
|
$def .= $tabs.')';
|
|
|
|
return $def;
|
|
}
|
|
|
|
/**
|
|
* writes tabledefinitions $phpgw_baseline to file /$app/setup/tables_current.inc.php
|
|
*
|
|
* @param string $app app-name
|
|
* @param array $phpgw_baseline tabledefinitions
|
|
* @return boolean True if file writen else False
|
|
*/
|
|
function write($app,$phpgw_baseline)
|
|
{
|
|
$file = EGW_SERVER_ROOT."/$app/setup/tables_current.inc.php";
|
|
|
|
if (file_exists($file) && ($f = fopen($file,'r')))
|
|
{
|
|
$header = fread($f,filesize($file));
|
|
if ($end = strpos($header,');'))
|
|
{
|
|
$footer = substr($header,$end+3); // this preservs other stuff, which should not be there
|
|
}
|
|
$header = substr($header,0,strpos($header,'$phpgw_baseline'));
|
|
fclose($f);
|
|
|
|
if (is_writable(EGW_SERVER_ROOT."/$app/setup"))
|
|
{
|
|
$old_file = EGW_SERVER_ROOT . "/$app/setup/tables_current.old.inc.php";
|
|
if (file_exists($old_file))
|
|
{
|
|
unlink($old_file);
|
|
}
|
|
rename($file,$old_file);
|
|
}
|
|
while ($header[strlen($header)-1] == "\t")
|
|
{
|
|
$header = substr($header,0,strlen($header)-1);
|
|
}
|
|
}
|
|
if (!$header)
|
|
{
|
|
$header = $this->setup_header($this->app) . "\n\n";
|
|
}
|
|
if (!is_writeable(EGW_SERVER_ROOT."/$app/setup") || !($f = fopen($file,'w')))
|
|
{
|
|
return False;
|
|
}
|
|
$def .= "\$phpgw_baseline = ";
|
|
$def .= $this->write_array($phpgw_baseline,1);
|
|
$def .= ";\n";
|
|
|
|
fwrite($f,$header . $def . $footer);
|
|
fclose($f);
|
|
|
|
return True;
|
|
}
|
|
|
|
/**
|
|
* reads and updates the version and tables info in file $app/setup/setup.inc.php
|
|
* @param string $app the app
|
|
* @param string $new new version number to set, if $new != ''
|
|
* @param string $tables new tables to include (comma delimited), if != ''
|
|
* @return the version or False if the file could not be read or written
|
|
*/
|
|
function setup_version($app,$new = '',$tables='')
|
|
{
|
|
//echo "<p>etemplate.db_tools.setup_version('$app','$new','$tables')</p>\n";
|
|
|
|
$file = EGW_SERVER_ROOT."/$app/setup/setup.inc.php";
|
|
if (file_exists($file))
|
|
{
|
|
include($file);
|
|
}
|
|
if (!is_array($setup_info[$app]) || !isset($setup_info[$app]['version']))
|
|
{
|
|
return False;
|
|
}
|
|
if (($new == '' || $setup_info[$app]['version'] == $new) &&
|
|
(!$tables || $setup_info[$app]['tables'] && "'".implode("','",$setup_info[$app]['tables'])."'" == $tables))
|
|
{
|
|
return $setup_info[$app]['version']; // no change requested or not necessary
|
|
}
|
|
if ($new == '')
|
|
{
|
|
$new = $setup_info[$app]['version'];
|
|
}
|
|
if (!($f = fopen($file,'r')))
|
|
{
|
|
return False;
|
|
}
|
|
$fcontent = fread($f,filesize($file));
|
|
fclose ($f);
|
|
|
|
$app_pattern = "'$app'";
|
|
if (preg_match("/define\('([^']+)',$app_pattern\)/",$fcontent,$matches))
|
|
{
|
|
$app_pattern = $matches[1];
|
|
}
|
|
if (is_writable(EGW_SERVER_ROOT."/$app/setup"))
|
|
{
|
|
$old_file = EGW_SERVER_ROOT . "/$app/setup/setup.old.inc.php";
|
|
if (file_exists($old_file))
|
|
{
|
|
unlink($old_file);
|
|
}
|
|
rename($file,$old_file);
|
|
}
|
|
$fnew = preg_replace('/(.*\\$'."setup_info\\[$app_pattern\\]\\['version'\\][ \\t]*=[ \\t]*)'[^']*'(.*)/i","\\1'$new'\\2",$fcontent);
|
|
|
|
if ($tables != '')
|
|
{
|
|
if (isset($setup_info[$app]['tables'])) // if there is already tables array, update it
|
|
{
|
|
$fnew = preg_replace('/(.*\\$'."setup_info\\[$app_pattern\\]\\['tables'\\][ \\t]*=[ \\t]*array\()[^)]*/i","\\1$tables",$fwas=$fnew);
|
|
|
|
if ($fwas == $fnew) // nothing changed => tables are in single lines
|
|
{
|
|
$fwas = explode("\n",$fwas);
|
|
$fnew = $prefix = '';
|
|
$stage = 0; // 0 = before, 1 = in, 2 = after tables section
|
|
foreach($fwas as $line)
|
|
{
|
|
if (preg_match('/(.*\\$'."setup_info\\[$app_pattern\\]\\['tables'\\]\\[[ \\t]*\\][ \\t]*=[ \\t]*)'/i",$line,$parts))
|
|
{
|
|
if ($stage == 0) // first line of tables-section
|
|
{
|
|
$stage = 1;
|
|
$prefix = $parts[1];
|
|
}
|
|
}
|
|
else // not in table-section
|
|
{
|
|
if ($stage == 1) // first line after tables-section ==> add it
|
|
{
|
|
$tables = explode(',',$tables);
|
|
foreach ($tables as $table)
|
|
{
|
|
$fnew .= $prefix . $table . ";\n";
|
|
}
|
|
$stage = 2;
|
|
}
|
|
if (strpos($line,'?>') === False) // dont write the closeing tag
|
|
{
|
|
$fnew .= $line . "\n";
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else // add the tables array
|
|
{
|
|
if (strpos($fnew,'?>') !== false) // remove a closeing tag
|
|
{
|
|
$fnew = str_replace('?>','',$fnew);
|
|
}
|
|
$fnew .= "\t\$setup_info[$app_pattern]['tables'] = array($tables);\n";
|
|
}
|
|
}
|
|
if (!is_writeable(EGW_SERVER_ROOT."/$app/setup") || !($f = fopen($file,'w')))
|
|
{
|
|
return False;
|
|
}
|
|
fwrite($f,$fnew);
|
|
fclose($f);
|
|
|
|
return $new;
|
|
}
|
|
|
|
/**
|
|
* updates file /$app/setup/tables_update.inc.php to reflect changes in $current
|
|
*
|
|
* @param string $app app-name
|
|
* @param array $current new tabledefinitions
|
|
* @param string $version new version
|
|
* @return boolean True if file writen else False
|
|
*/
|
|
function update($app,$current,$version)
|
|
{
|
|
//echo "<p>etemplate.db_tools.update('$app',...,'$version')</p>\n";
|
|
if (!is_writable(EGW_SERVER_ROOT."/$app/setup"))
|
|
{
|
|
return False;
|
|
}
|
|
$file_current = EGW_SERVER_ROOT."/$app/setup/tables_current.inc.php";
|
|
$file_update = EGW_SERVER_ROOT."/$app/setup/tables_update.inc.php";
|
|
|
|
$old_version = $this->setup_version($app);
|
|
$old_version_ = str_replace('.','_',$old_version);
|
|
|
|
if (file_exists($file_update))
|
|
{
|
|
$f = fopen($file_update,'r');
|
|
$update = fread($f,filesize($file_update));
|
|
$update = str_replace('?>','',$update);
|
|
fclose($f);
|
|
$old_file = EGW_SERVER_ROOT . "/$app/setup/tables_update.old.inc.php";
|
|
if (file_exists($old_file))
|
|
{
|
|
unlink($old_file);
|
|
}
|
|
rename($file_update,$old_file);
|
|
}
|
|
else
|
|
{
|
|
$update = $this->setup_header($this->app);
|
|
}
|
|
$update .= "
|
|
function $app"."_upgrade$old_version_()
|
|
{\n";
|
|
|
|
$update .= $this->update_schema($app,$current,$tables);
|
|
|
|
$update .= "
|
|
return \$GLOBALS['setup_info']['$app']['currentver'] = '$version';
|
|
}
|
|
\n";
|
|
if (!($f = fopen($file_update,'w')))
|
|
{
|
|
//echo "<p>Cant open '$update' for writing !!!</p>\n";
|
|
return False;
|
|
}
|
|
fwrite($f,$update);
|
|
fclose($f);
|
|
|
|
$this->setup_version($app,$version,$tables);
|
|
|
|
return True;
|
|
}
|
|
|
|
/**
|
|
* unsets all keys in an array which have a given value
|
|
*
|
|
* @param array &$arr
|
|
* @param mixed $val value to check against
|
|
*/
|
|
function remove_from_array(&$arr,$value)
|
|
{
|
|
foreach($arr as $key => $val)
|
|
{
|
|
if ($val == $value)
|
|
{
|
|
unset($arr[$key]);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* creates an update-script
|
|
*
|
|
* @param string $app app-name
|
|
* @param array $current new table-defintion
|
|
* @param string &$tables returns comma delimited list of new table-names
|
|
* @return string the update-script
|
|
*/
|
|
function update_schema($app,$current,&$tables)
|
|
{
|
|
$this->read($app,$old);
|
|
|
|
$tables = '';
|
|
foreach($old as $name => $table_def)
|
|
{
|
|
if (!isset($current[$name])) // table $name droped
|
|
{
|
|
$update .= "\t\$GLOBALS['egw_setup']->oProc->DropTable('$name');\n";
|
|
}
|
|
else
|
|
{
|
|
$tables .= ($tables ? ',' : '') . "'$name'";
|
|
|
|
$new_table_def = $table_def;
|
|
foreach($table_def['fd'] as $col => $col_def)
|
|
{
|
|
if (!isset($current[$name]['fd'][$col])) // column $col droped
|
|
{
|
|
if (!isset($this->changes[$name][$col]) || $this->changes[$name][$col] == '**deleted**')
|
|
{
|
|
unset($new_table_def['fd'][$col]);
|
|
$this->remove_from_array($new_table_def['pk'],$col);
|
|
$this->remove_from_array($new_table_def['fk'],$col);
|
|
$this->remove_from_array($new_table_def['ix'],$col);
|
|
$this->remove_from_array($new_table_def['uc'],$col);
|
|
$update .= "\t\$GLOBALS['egw_setup']->oProc->DropColumn('$name',";
|
|
$update .= $this->write_array($new_table_def,2).",'$col');\n";
|
|
}
|
|
else // column $col renamed
|
|
{
|
|
$new_col = $this->changes[$name][$col];
|
|
$update .= "\t\$GLOBALS['egw_setup']->oProc->RenameColumn('$name','$col','$new_col');\n";
|
|
}
|
|
}
|
|
}
|
|
if (is_array($this->changes[$name]))
|
|
{
|
|
foreach($this->changes[$name] as $col => $new_col)
|
|
{
|
|
if ($new_col != '**deleted**')
|
|
{
|
|
$old[$name]['fd'][$new_col] = $old[$name]['fd'][$col]; // to be able to detect further changes of the definition
|
|
unset($old[$name]['fd'][$col]);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
foreach($current as $name => $table_def)
|
|
{
|
|
if (!isset($old[$name])) // table $name added
|
|
{
|
|
$tables .= ($tables ? ',' : '') . "'$name'";
|
|
|
|
$update .= "\t\$GLOBALS['egw_setup']->oProc->CreateTable('$name',";
|
|
$update .= $this->write_array($table_def,2).");\n";
|
|
}
|
|
else
|
|
{
|
|
$old_norm = $this->normalize($old[$name]);
|
|
$new_norm = $this->normalize($table_def);
|
|
$old_norm_fd = $old_norm['fd']; unset($old_norm['fd']);
|
|
$new_norm_fd = $new_norm['fd']; unset($new_norm['fd']);
|
|
|
|
// check if the indices are changed and refresh the table if so
|
|
$do_refresh = serialize($old_norm) != serialize($new_norm);
|
|
// we comment out the Add or AlterColumn code as it is not needed, but might be useful for more complex updates
|
|
foreach($table_def['fd'] as $col => $col_def)
|
|
{
|
|
if (($add = !isset($old[$name]['fd'][$col])) || // column $col added
|
|
serialize($old_norm_fd[$col]) != serialize($new_norm_fd[$col])) // column definition altered
|
|
{
|
|
$update .= "\t".($do_refresh ? "/* done by RefreshTable() anyway\n\t" : '').
|
|
"\$GLOBALS['egw_setup']->oProc->".($add ? 'Add' : 'Alter')."Column('$name','$col',";
|
|
$update .= $this->write_array($col_def,2) . ');' . ($do_refresh ? '*/' : '') . "\n";
|
|
}
|
|
}
|
|
if ($do_refresh)
|
|
{
|
|
$update .= "\t\$GLOBALS['egw_setup']->oProc->RefreshTable('$name',";
|
|
$update .= $this->write_array($table_def,2).");\n";
|
|
}
|
|
}
|
|
}
|
|
if ($this->debug)
|
|
{
|
|
echo "<p>update_schema($app, ...) =<br><pre>$update</pre>)</p>\n";
|
|
}
|
|
return $update;
|
|
}
|
|
|
|
/**
|
|
* orders the single-colum-indices after the columns and the multicolunm ones behind
|
|
*
|
|
* @param array $index array with indices
|
|
* @param array $cols array with column-defs (col-name is the key)
|
|
* @return array the new array of indices
|
|
*/
|
|
function normalize_index($index,$cols)
|
|
{
|
|
$normalized = array();
|
|
foreach($cols as $col => $data)
|
|
{
|
|
foreach($index as $n => $idx)
|
|
{
|
|
if ($idx == $col || is_array($idx) && $idx[0] == $col && !isset($idx[1]))
|
|
{
|
|
$normalized[] = isset($idx['options']) ? $idx : $col;
|
|
unset($index[$n]);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
foreach($index as $idx)
|
|
{
|
|
$normalized[] = $idx;
|
|
}
|
|
return $normalized;
|
|
}
|
|
|
|
/**
|
|
* normalices all properties in a table-definiton, eg. all nullable properties to True or False
|
|
*
|
|
* this is necessary to compare two table-defitions
|
|
*
|
|
* @param array $table table-definition
|
|
* @return array the normaliced defintion
|
|
*/
|
|
function normalize($table)
|
|
{
|
|
foreach($table['fd'] as $col => $props)
|
|
{
|
|
$table['fd'][$col] = array(
|
|
'type' => (string)$props['type'],
|
|
'precision' => 0+$props['precision'],
|
|
'scale' => 0+$props['scale'],
|
|
'nullable' => !isset($props['nullable']) || !!$props['nullable'],
|
|
'default' => (string)$props['default'],
|
|
'comment' => (string)$props['comment'],
|
|
'meta' => is_array($props['meta']) ? serialize($props['meta']) : $props['meta'],
|
|
);
|
|
}
|
|
return array(
|
|
'fd' => $table['fd'],
|
|
'pk' => $table['pk'],
|
|
'fk' => $table['fk'],
|
|
'ix' => $this->normalize_index($table['ix'],$table['fd']),
|
|
'uc' => $this->normalize_index($table['uc'],$table['fd'])
|
|
);
|
|
}
|
|
|
|
/**
|
|
* compares two table-definitions, by comparing normaliced string-representations (serialize)
|
|
*
|
|
* @param array $a
|
|
* @param array $b
|
|
* @return boolean true if they are identical (would create an identical schema), false otherwise
|
|
*
|
|
*/
|
|
function tables_identical($a,$b)
|
|
{
|
|
$a = serialize($this->normalize($a));
|
|
$b = serialize($this->normalize($b));
|
|
|
|
//echo "<p>checking if tables identical = ".($a == $b ? 'True' : 'False')."<br>\n";
|
|
//echo "a: $a<br>\nb: $b</p>\n";
|
|
|
|
return $a == $b;
|
|
}
|
|
|
|
/**
|
|
* creates file header
|
|
*
|
|
*/
|
|
function setup_header($app)
|
|
{
|
|
return '<?php
|
|
/**
|
|
* eGroupWare - Setup
|
|
* http://www.egroupware.org
|
|
* Created by eTemplates DB-Tools written by ralfbecker@outdoor-training.de
|
|
*
|
|
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
|
|
* @package '. $app. '
|
|
* @subpackage setup
|
|
* @version $Id'.'$
|
|
*/
|
|
';
|
|
}
|
|
} |