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Add new class to test for php extensions and optionally attempt to load them

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This commit is contained in:
Miles Lott 2002-04-21 23:00:42 +00:00
parent 53344baf01
commit 8af4b49bef
1 changed files with 101 additions and 0 deletions
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101
phpgwapi/inc/class.php_ext.inc.php Normal file
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<?php
/**************************************************************************\
* phpGroupWare API - Utilies loader *
* This file written by Miles Lott <milosch@phpgroupware.org> *
* -------------------------------------------------------------------------*
* This library is part of the phpGroupWare API *
* http://www.phpgroupware.org/api *
* ------------------------------------------------------------------------ *
* This library is free software; you can redistribute it and/or modify it *
* under the terms of the GNU Lesser General Public License as published by *
* the Free Software Foundation; either version 2.1 of the License, *
* or any later version. *
* This library is distributed in the hope that it will be useful, but *
* WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *
* See the GNU Lesser General Public License for more details. *
* You should have received a copy of the GNU Lesser General Public License *
* along with this library; if not, write to the Free Software Foundation, *
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
\**************************************************************************/
/* $Id$ */
/* Test for various php extensions and optionally load them */
class php_ext
{
var $os_ext = '';
var $test_function = array(
'xml' => array(
'function' => 'xml_parser_create',
'extfile' => array('xml','php3_xml')
),
'gd' => array(
'function' => 'imagecreate'
)
);
/*
* $ext php extension to test
* $load try to load the extension via dl()
*/
function php_ext($ext='',$load=True)
{
//phpinfo();exit;
if (PHP_OS == 'Windows' || PHP_OS == 'OS/2')
{
$this->os_ext = '.dll';
}
else
{
$this->os_ext = '.so';
}
if(!$ext)
{
return False;
}
return $this->check($ext,$load);
}
function check($ext='',$load=True)
{
if(extension_loaded($ext))
{
return True;
}
if(function_exists($this->test_function[$ext]['function']))
{
return True;
}
if($load)
{
return $this->load($ext);
}
return False;
}
function load($ext='')
{
if($ext)
{
if(is_array($this->test_function[$ext]['extfile']))
{
while(list(,$tf) = each($this->test_function[$ext]['extfile']))
{
eval('dl(' . $tf . '.' . $this->os_ext . ');');
$this->check($ext,True);
}
}
else
{
//dl($ext. $this->os_ext);
eval('dl(' . $ext . '.' . $this->os_ext . ');');
return $this->check($ext,False);
}
}
return False;
}
}
?>