forked from extern/egroupware
added some db-unspecific functions to deal with db-results-sets as associative arrays and form new querys from column/value arrays with automatical addslash/intval based on the column-type
This commit is contained in:
Ralf Becker
parent
89e281008c
commit
90faf20801
@ -1,19 +1,19 @@
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<?php
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/**************************************************************************\
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* phpGroupWare API - MySQL database support *
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* Copyright (c) 1998-2000 NetUSE AG Boris Erdmann, Kristian Koehntopp *
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* ------------------------------------------------------------------------ *
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* This is not part of phpGroupWare, but is used by phpGroupWare. *
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* http://www.phpgroupware.org/ *
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* ------------------------------------------------------------------------ *
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* This program is free software; you can redistribute it and/or modify it *
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* under the terms of the GNU Lesser General Public License as published *
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* by the Free Software Foundation; either version 2.1 of the License, or *
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* any later version. *
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\**************************************************************************/
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<?php
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/**************************************************************************\
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* phpGroupWare API - database support *
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* Copyright (c) 1998-2000 NetUSE AG Boris Erdmann, Kristian Koehntopp *
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* ------------------------------------------------------------------------ *
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* This is not part of phpGroupWare, but is used by phpGroupWare. *
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* http://www.phpgroupware.org/ *
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* ------------------------------------------------------------------------ *
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* This program is free software; you can redistribute it and/or modify it *
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* under the terms of the GNU Lesser General Public License as published *
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* by the Free Software Foundation; either version 2.1 of the License, or *
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* any later version. *
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\**************************************************************************/
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/* $Id$ */
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/* $Id$ */
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if (empty($GLOBALS['phpgw_info']['server']['db_type']))
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{
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$GLOBALS['phpgw_info']['server']['db_type'] = 'mysql';
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@ -21,84 +21,84 @@
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include(PHPGW_API_INC.'/class.db_'.$GLOBALS['phpgw_info']['server']['db_type'].'.inc.php');
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/**
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* Database abstraction library
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*
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* This allows phpGroupWare to use multiple database backends
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*
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* @package phpgwapi
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* @subpackage db
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* @abstract
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* @author NetUSE AG Boris Erdmann, Kristian Koehntopp <br> hacked on by phpGW
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* @copyright © 1998-2000 NetUSE AG Boris Erdmann, Kristian Koehntopp <br> 2003 FreeSoftware Foundation
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* @license LGPL
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* @link http://www.sanisoft.com/phplib/manual/DB_sql.php
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*/
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* Database abstraction library
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*
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* This allows phpGroupWare to use multiple database backends
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*
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* @package phpgwapi
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* @subpackage db
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* @abstract
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* @author NetUSE AG Boris Erdmann, Kristian Koehntopp <br> hacked on by phpGW
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* @copyright © 1998-2000 NetUSE AG Boris Erdmann, Kristian Koehntopp <br> 2003 FreeSoftware Foundation
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* @license LGPL
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* @link http://www.sanisoft.com/phplib/manual/DB_sql.php
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*/
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class db_
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{
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/**
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* @var string $Host database host to connect to
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*/
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* @var string $Host database host to connect to
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*/
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var $Host = '';
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/**
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* @var string $Database name of database to use
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*/
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/**
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* @var string $Database name of database to use
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*/
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var $Database = '';
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/**
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* @var string $User name of database user
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*/
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/**
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* @var string $User name of database user
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*/
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var $User = '';
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/**
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* @var string $Password password for database user
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*/
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/**
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* @var string $Password password for database user
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*/
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var $Password = '';
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/**
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* @var bool $auto_stripslashes automatically remove slashes when returning field values - default False
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*/
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* @var bool $auto_stripslashes automatically remove slashes when returning field values - default False
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*/
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var $auto_stripslashes = False;
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/**
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* @var int $Auto_Free automatically free results - 0 no, 1 yes
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*/
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/**
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* @var int $Auto_Free automatically free results - 0 no, 1 yes
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*/
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var $Auto_Free = 0;
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/**
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* @var int $Debug enable debuging - 0 no, 1 yes
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*/
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/**
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* @var int $Debug enable debuging - 0 no, 1 yes
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*/
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var $Debug = 0;
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/**
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* @var string $Halt_On_Error "yes" (halt with message), "no" (ignore errors quietly), "report" (ignore errror, but spit a warning)
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*/
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/**
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* @var string $Halt_On_Error "yes" (halt with message), "no" (ignore errors quietly), "report" (ignore errror, but spit a warning)
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*/
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var $Halt_On_Error = 'yes';
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/**
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* @var string $Seq_Table table for storing sequences ????
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*/
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/**
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* @var string $Seq_Table table for storing sequences ????
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*/
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var $Seq_Table = 'db_sequence';
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/**
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* @var array $Record current record
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*/
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* @var array $Record current record
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*/
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var $Record = array();
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/**
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* @var int row number for current record
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*/
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/**
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* @var int row number for current record
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*/
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var $Row;
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/**
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* @var int $Errno internal rdms error number for last error
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*/
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* @var int $Errno internal rdms error number for last error
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*/
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var $Errno = 0;
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/**
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* @var string descriptive text from last error
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*/
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/**
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* @var string descriptive text from last error
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*/
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var $Error = '';
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//i am not documenting private vars - skwashd :)
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@ -106,54 +106,54 @@
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var $soap = False;
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/**
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* @param string $query query to be executed (optional)
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*/
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* @param string $query query to be executed (optional)
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*/
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function db_($query = '')
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{
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$this->query($query);
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}
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/**
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* @return int current connection id
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*/
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* @return int current connection id
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*/
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function link_id()
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{
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return $this->Link_ID;
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}
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/**
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* @return int id of current query
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*/
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function query_id()
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* @return int id of current query
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*/
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function query_id()
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{
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return $this->Query_ID;
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}
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/**
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* Open a connection to a database
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*
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* @param string $Database name of database to use (optional)
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* @param string $Host database host to connect to (optional)
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* @param string $User name of database user (optional)
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* @var string $Password password for database user (optional)
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*/
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* Open a connection to a database
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*
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* @param string $Database name of database to use (optional)
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* @param string $Host database host to connect to (optional)
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* @param string $User name of database user (optional)
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* @var string $Password password for database user (optional)
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*/
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function connect($Database = '', $Host = '', $User = '', $Password = '')
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{}
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/**
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* Close a connection to a database - only needed for persistent connections
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*/
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* Close a connection to a database - only needed for persistent connections
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*/
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function disconnect()
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{}
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/**
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* Escape strings before sending them to the database
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*
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* @param string $str the string to be escaped
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* @return string escaped sting
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*/
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function db_addslashes($str)
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* Escape strings before sending them to the database
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*
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* @param string $str the string to be escaped
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* @return string escaped sting
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*/
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function db_addslashes($str)
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{
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if (!isset($str) || $str == '')
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{
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@ -164,33 +164,33 @@
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}
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/**
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* Convert a unix timestamp to a rdms specific timestamp
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*
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* @param int unix timestamp
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* @return string rdms specific timestamp
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*/
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function to_timestamp($epoch)
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* Convert a unix timestamp to a rdms specific timestamp
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*
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* @param int unix timestamp
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* @return string rdms specific timestamp
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*/
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function to_timestamp($epoch)
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{}
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/**
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* Convert a rdms specific timestamp to a unix timestamp
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*
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* @param string rdms specific timestamp
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* @return int unix timestamp
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*/
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function from_timestamp($timestamp)
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* Convert a rdms specific timestamp to a unix timestamp
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*
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* @param string rdms specific timestamp
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* @return int unix timestamp
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*/
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function from_timestamp($timestamp)
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{}
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/**
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* @deprecated
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* @see limit_query()
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*/
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/**
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* @deprecated
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* @see limit_query()
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*/
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function limit($start)
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{}
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/**
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* Discard the current query result
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*/
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* Discard the current query result
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*/
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function free()
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{
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@mysql_free_result($this->Query_ID);
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@ -198,153 +198,153 @@
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}
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/**
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* Execute a query
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*
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* @param string $Query_String the query to be executed
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* @param mixed $line the line method was called from - use __LINE__
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* @param string $file the file method was called from - use __FILE__
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* @return int current query id if sucesful and null if fails
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*/
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* Execute a query
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*
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* @param string $Query_String the query to be executed
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* @param mixed $line the line method was called from - use __LINE__
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* @param string $file the file method was called from - use __FILE__
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* @return int current query id if sucesful and null if fails
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*/
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function query($Query_String, $line = '', $file = '')
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{}
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/**
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* Execute a query with limited result set
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*
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* @param string $Query_String the query to be executed
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* @param int $offset row to start from
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* @param mixed $line the line method was called from - use __LINE__
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* @param string $file the file method was called from - use __FILE__
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* @param int $num_rows number of rows to return (optional), if unset will use $GLOBALS['phpgw_info']['user']['preferences']['common']['maxmatchs']
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* @return int current query id if sucesful and null if fails
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*/
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* Execute a query with limited result set
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*
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* @param string $Query_String the query to be executed
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* @param int $offset row to start from
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* @param mixed $line the line method was called from - use __LINE__
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* @param string $file the file method was called from - use __FILE__
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* @param int $num_rows number of rows to return (optional), if unset will use $GLOBALS['phpgw_info']['user']['preferences']['common']['maxmatchs']
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* @return int current query id if sucesful and null if fails
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*/
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function limit_query($Query_String, $offset, $line = '', $file = '', $num_rows = '')
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{}
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/**
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* Move to the next row in the results set
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*
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* @return bool was another row found?
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*/
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/**
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* Move to the next row in the results set
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*
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* @return bool was another row found?
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*/
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function next_record()
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{}
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/**
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* Move to position in result set
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*
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* @param int $pos required row (optional), default first row
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* @return int 1 if sucessful or 0 if not found
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*/
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* Move to position in result set
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*
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* @param int $pos required row (optional), default first row
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* @return int 1 if sucessful or 0 if not found
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*/
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function seek($pos = 0)
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{}
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/**
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* Begin Transaction
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*
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* @return int current transaction id
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*/
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function transaction_begin()
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* Begin Transaction
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*
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* @return int current transaction id
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*/
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function transaction_begin()
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{
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return True;
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}
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/**
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* Complete the transaction
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*
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* @return bool True if sucessful, False if fails
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*/
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/**
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* Complete the transaction
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*
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* @return bool True if sucessful, False if fails
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*/
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function transaction_commit()
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{
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return True;
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}
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/**
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* Rollback the current transaction
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*
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* @return bool True if sucessful, False if fails
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*/
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/**
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* Rollback the current transaction
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*
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* @return bool True if sucessful, False if fails
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*/
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function transaction_abort()
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{
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return True;
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}
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/**
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* Find the primary key of the last insertion on the current db connection
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*
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* @param string $table name of table the insert was performed on
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* @param string $field the autoincrement primary key of the table
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* @return int the id, -1 if fails
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*/
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function get_last_insert_id($table, $field)
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* Find the primary key of the last insertion on the current db connection
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*
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* @param string $table name of table the insert was performed on
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* @param string $field the autoincrement primary key of the table
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* @return int the id, -1 if fails
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*/
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function get_last_insert_id($table, $field)
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{}
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/**
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* Lock a table
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*
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* @param string $table name of table to lock
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* @param string $mode type of lock required (optional), default write
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* @return bool True if sucessful, False if fails
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*/
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* Lock a table
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*
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* @param string $table name of table to lock
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* @param string $mode type of lock required (optional), default write
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* @return bool True if sucessful, False if fails
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*/
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function lock($table, $mode='write')
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{}
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/**
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* Unlock a table
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*
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* @return bool True if sucessful, False if fails
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*/
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/**
|
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* Unlock a table
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*
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* @return bool True if sucessful, False if fails
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*/
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function unlock()
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{}
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/**
|
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* Get the number of rows affected by last update
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*
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* @return int number of rows
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*/
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* Get the number of rows affected by last update
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*
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* @return int number of rows
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*/
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function affected_rows()
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{}
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/**
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* Number of rows in current result set
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*
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* @return int number of rows
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*/
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/**
|
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* Number of rows in current result set
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*
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* @return int number of rows
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*/
|
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function num_rows()
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{}
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/**
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* Number of fields in current row
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*
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* @return int number of fields
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*/
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function num_fields()
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* Number of fields in current row
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*
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* @return int number of fields
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*/
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function num_fields()
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{}
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/**
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* short hand for @see num_rows()
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*/
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* short hand for @see num_rows()
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*/
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function nf()
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{
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return $this->num_rows();
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}
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/**
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* short hand for print @see num_rows
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*/
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function np()
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* short hand for print @see num_rows
|
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*/
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function np()
|
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{
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print $this->num_rows();
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}
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|
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/**
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* Return the value of a filed
|
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*
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* @param string $String name of field
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* @param bool $strip_slashes string escape chars from field(optional), default false
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* @return string the field value
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*/
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/**
|
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* Return the value of a column
|
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*
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* @param string/integer $Name name of field or positional index starting from 0
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* @param bool $strip_slashes string escape chars from field(optional), default false
|
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* @return string the field value
|
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*/
|
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function f($Name, $strip_slashes = False)
|
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{
|
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if ($strip_slashes || ($this->auto_stripslashes && ! $strip_slashes))
|
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@ -358,32 +358,55 @@
|
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}
|
||||
|
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/**
|
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* Print the value of a field
|
||||
*
|
||||
* @param string $Name name of field to print
|
||||
* @param bool $strip_slashes string escape chars from field(optional), default false
|
||||
*/
|
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function p($Name, $strip_slashes = True)
|
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* Print the value of a field
|
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*
|
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* @param string $Name name of field to print
|
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* @param bool $strip_slashes string escape chars from field(optional), default false
|
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*/
|
||||
function p($Name, $strip_slashes = True)
|
||||
{
|
||||
print $this->f($Name, $strip_slashes);
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the id for the next sequence - not implemented!
|
||||
*
|
||||
* @param string $seq_name name of the sequence
|
||||
* @return int sequence id
|
||||
*/
|
||||
* Returns a query-result-row as an associative array (no numerical keys !!!)
|
||||
*
|
||||
* @param bool $do_next_record should next_record() be called or not (default not)
|
||||
* @return array/bool the associative array or False if no (more) result-row is availible
|
||||
*/
|
||||
function row($do_next_record=False)
|
||||
{
|
||||
if ($do_next_record && !$this->next_record() || !is_array($this->Record))
|
||||
{
|
||||
return False;
|
||||
}
|
||||
$result = array();
|
||||
foreach($this->Record as $column => $value)
|
||||
{
|
||||
if (!is_numeric($column))
|
||||
{
|
||||
$result[$column] = $value;
|
||||
}
|
||||
}
|
||||
return $result;
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the id for the next sequence - not implemented!
|
||||
*
|
||||
* @param string $seq_name name of the sequence
|
||||
* @return int sequence id
|
||||
*/
|
||||
function nextid($seq_name)
|
||||
{}
|
||||
|
||||
/**
|
||||
* Get description of a table
|
||||
*
|
||||
* @param string $table name of table to describe
|
||||
* @param bool $full optional, default False summary information, True full information
|
||||
* @return array table meta data
|
||||
*/
|
||||
* Get description of a table
|
||||
*
|
||||
* @param string $table name of table to describe
|
||||
* @param bool $full optional, default False summary information, True full information
|
||||
* @return array table meta data
|
||||
*/
|
||||
function metadata($table='',$full=false)
|
||||
{
|
||||
/*
|
||||
@ -414,41 +437,119 @@
|
||||
}
|
||||
|
||||
/**
|
||||
* Error handler
|
||||
*
|
||||
* @param string $msg error message
|
||||
* @param int $line line of calling method/function (optional)
|
||||
* @param string $file file of calling method/function (optional)
|
||||
*/
|
||||
* Error handler
|
||||
*
|
||||
* @param string $msg error message
|
||||
* @param int $line line of calling method/function (optional)
|
||||
* @param string $file file of calling method/function (optional)
|
||||
*/
|
||||
function halt($msg, $line = '', $file = '')
|
||||
{}
|
||||
|
||||
/**
|
||||
* Get a list of table names in the current database
|
||||
*
|
||||
* @return array list of the tables
|
||||
*/
|
||||
/**
|
||||
* Get a list of table names in the current database
|
||||
*
|
||||
* @return array list of the tables
|
||||
*/
|
||||
function table_names()
|
||||
{
|
||||
}
|
||||
|
||||
/**
|
||||
* Return a list of indexes in current database
|
||||
*
|
||||
* @return array list of indexes
|
||||
*/
|
||||
/**
|
||||
* Return a list of indexes in current database
|
||||
*
|
||||
* @return array list of indexes
|
||||
*/
|
||||
function index_names()
|
||||
{
|
||||
return array();
|
||||
}
|
||||
|
||||
/**
|
||||
* Create a new database
|
||||
*
|
||||
* @param string $adminname name of database administrator user (optional)
|
||||
* @param string $adminpasswd password for the database administrator user (optional)
|
||||
*/
|
||||
/**
|
||||
* Create a new database
|
||||
*
|
||||
* @param string $adminname name of database administrator user (optional)
|
||||
* @param string $adminpasswd password for the database administrator user (optional)
|
||||
*/
|
||||
function create_database($adminname = '', $adminpasswd = '')
|
||||
{}
|
||||
|
||||
/**
|
||||
* Implodes an array of column-value pairs for the use in sql-querys.
|
||||
* All data is either run through addslashes() or intval().
|
||||
*
|
||||
* @author RalfBecker<at>outdoor-training.de
|
||||
*
|
||||
* @param string $glue in most cases this will be either ',' or ' AND ', depending you your query
|
||||
* @param array $array column-value pairs
|
||||
* @param boolean $use_key should a "$key=" prefix each value, typicaly set to False for insert querys
|
||||
* @param array/boolean $only if set to an array only colums which are set (as data !!!) are written
|
||||
* typicaly used to form a WHERE-clause from the primary keys
|
||||
* @param array/boolean $column_definitions this can be set to the column-definitions-array
|
||||
* of your table ($tables_baseline[$table]['fd'] of the setup/tables_current.inc.php file).
|
||||
* If its set, the column-type-data determinates if intval() or addslashes is used.
|
||||
*/
|
||||
function column_data_implode($glue,$array,$use_key=True,$only=False,$column_definitions=False)
|
||||
{
|
||||
if (!$column_definitions)
|
||||
{
|
||||
$column_definitions = $this->column_definitions;
|
||||
}
|
||||
$pairs = array();
|
||||
foreach($array as $key => $data)
|
||||
{
|
||||
if (!$only || in_array($key,$only))
|
||||
{
|
||||
$column_type = is_array($column_definitions) ? @$colum_definitions[$key]['type'] : False;
|
||||
$values[] = ($use_key ? $key.'=' : '').
|
||||
($column_type == 'int' || $colum_type == 'auto' ?
|
||||
intval($data) : "'".$this->db_addslashes($data)."'");
|
||||
}
|
||||
}
|
||||
return implode($glue,$values);
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets the default column-definitions for use with column_data_implode()
|
||||
*
|
||||
* @author RalfBecker<at>outdoor-training.de
|
||||
*
|
||||
* @param array/boolean $column_definitions this can be set to the column-definitions-array
|
||||
* of your table ($tables_baseline[$table]['fd'] of the setup/tables_current.inc.php file).
|
||||
* If its set, the column-type-data determinates if intval() or addslashes is used.
|
||||
*/
|
||||
function set_column_definitions($column_definitions=False)
|
||||
{
|
||||
$this->column_definitions=$column_definitions;
|
||||
}
|
||||
|
||||
/**
|
||||
* reads the table-definitions from the app's setup/tables_current.inc.php file
|
||||
*
|
||||
* @author RalfBecker<at>outdoor-training.de
|
||||
*
|
||||
* @param string $app name of the app
|
||||
* @param bool/string $table if set return only defintions of that table, else return all defintions
|
||||
* @return the table-defintions or False if file not found
|
||||
*/
|
||||
function get_table_definitions($app,$table=False)
|
||||
{
|
||||
if (!isset($this->table_definitions[$app]))
|
||||
{
|
||||
$tables_current = PHPGW_INCLUDE_ROOT . "/$app/setup/tables_current.inc.php";
|
||||
|
||||
if (!@file_exists($tables_current))
|
||||
{
|
||||
return $this->table_definitions[$app] = False;
|
||||
}
|
||||
include($tables_current);
|
||||
$this->table_definitions[$app] = $phpgw_baseline;
|
||||
}
|
||||
if ($table && (!$this->table_definitions[$app] || !isset($this->table_definitions[$app][$table])))
|
||||
{
|
||||
return False;
|
||||
}
|
||||
return $table ? $this->table_definitions[$app][$table] : $this->table_definitions[$app];
|
||||
}
|
||||
}
|
||||
?>
|
||||
|
||||
Loading…
Reference in New Issue
Block a user