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egroupware_official/phpgwapi/inc/functions.inc.php

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<?php
//$debugme = "on";
/**************************************************************************\
* phpGroupWare API - phpgwapi loader *
* This file written by Dan Kuykendall <seek3r@phpgroupware.org> *
* and Joseph Engo <jengo@phpgroupware.org> *
* Has a few functions, but primary role is to load the phpgwapi *
* Copyright (C) 2000, 2001 Dan Kuykendall *
* -------------------------------------------------------------------------*
* 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 *
\**************************************************************************/
/* $Id$ */
/****************************************************************************\
* Direct functions, which are not part of the API class *
* because they are require to be availble at the lowest level. *
\****************************************************************************/
/*!
@function CreateObject
@abstract Load a class and include the class file if not done so already.
@discussion Author: mdean, milosch (thanks to jengo and ralf)<br>
This function is used to create an instance of a class,
and if the class file has not been included it will do so. <br>
Syntax: CreateObject('app.class', 'constructor_params'); <br>
Example1: $phpgw->acl = CreateObject('phpgwapi.acl');
@param $classname name of class
@param $p1-$p16 class parameters (all optional)
*/
function CreateObject($class,
$p1='_UNDEF_',$p2='_UNDEF_',$p3='_UNDEF_',$p4='_UNDEF_',
$p5='_UNDEF_',$p6='_UNDEF_',$p7='_UNDEF_',$p8='_UNDEF_',
$p9='_UNDEF_',$p10='_UNDEF_',$p11='_UNDEF_',$p12='_UNDEF_',
$p13='_UNDEF_',$p14='_UNDEF_',$p15='_UNDEF_',$p16='_UNDEF_')
{
global $phpgw, $phpgw_info, $phpgw_domain;
/* error_reporting(0); */
/*
$classpart = explode (".", $class);
$appname = $classpart[0];
$classname = $classpart[1];
*/
list($appname,$classname) = explode(".", $class);
if (!isset($phpgw_info['flags']['included_classes'][$classname]) ||
!$phpgw_info['flags']['included_classes'][$classname])
{
$phpgw_info['flags']['included_classes'][$classname] = True;
include(PHPGW_INCLUDE_ROOT.'/'.$appname.'/inc/class.'.$classname.'.inc.php');
}
if ($p1 == '_UNDEF_')
{
eval("\$obj = new \$classname;");
}
else
{
$input = array($p1,$p2,$p3,$p4,$p5,$p6,$p7,$p8,$p9,$p10,$p11,$p12,$p13,$p14,$p15,$p16);
$i = 1;
$code = "\$obj = new \$classname(";
while (list($x,$test) = each($input))
{
if ($test == '_UNDEF_' || $i == 17)
{
break;
}
else
{
$code .= "\$p" . $i . ',';
}
$i++;
}
$code = substr($code,0,-1) . ");";
eval($code);
}
/* error_reporting(E_ERROR | E_WARNING | E_PARSE); */
return $obj;
}
/*!
@function ExecObject
@abstract Execute a function, and load a class and include the class file if not done so already.
@discussion Author: seek3r<br>
This function is used to create an instance of a class,
and if the class file has not been included it will do so. <br>
Syntax: ExecObject('app.class', 'constructor_params'); <br>
Example1: ExecObject('phpgwapi.acl.read');
@param $object to execute
@param $functionparams function param should be an array
@param $loglevel developers choice of logging level
@param $classparams params to be sent to the contructor
*/
function ExecObject($object, $functionparams, $loglevel, $classparams)
{
global $GLOBAL;
/*
$objparts = explode (".", $object);
$appname = $objparts[0];
$classname = $objparts[1];
$functionname = $objparts[2];
*/
list($appname,$classname,$functionname) = explode(".", $object);
$code = 'global $'.$classname.';';
eval($code);
if (!is_object($$classname))
{
$classname = CreateObject($appname.'.'.$classname);
$code = '$'.$classname.' = CreateObject('.$appname.'.'.$classname.')';
/* $code = '$'.$classname.' = new '.$classname.';'; */
eval($code);
}
${$GLOBAL[$classname]}->${$functionname};
}
/*!
@function lang
@abstract function to handle multilanguage support
*/
function lang($key,$m1='',$m2='',$m3='',$m4='',$m5='',$m6='',$m7='',$m8='',$m9='',$m10='')
{
global $phpgw;
if(gettype($m1) == 'array')
{
$vars = $m1;
}
else
{
$vars = array($m1,$m2,$m3,$m4,$m5,$m6,$m7,$m8,$m9,$m10);
}
$value = $phpgw->translation->translate("$key",$vars);
return $value;
}
/* Just a temp wrapper. ###DELETE_ME#### (Seek3r) */
function check_code($code)
{
global $phpgw;
return $phpgw->common->check_code($code);
}
/*!
@function get_account_id()
@abstract Return a properly formatted account_id.
@discussion Author: skeeter <br>
This function will return a properly formatted account_id. <br>
This can take either a name or an account_id as paramters. <br>
If a name is provided it will return the associated id. <br>
Syntax: get_account_id($accountid); <br>
Example1: $account_id = get_account_id($accountid);
@param $account_id either a name or an id
@param $default_id either a name or an id
*/
function get_account_id($account_id = '',$default_id = '')
{
global $phpgw, $phpgw_info;
if (gettype($account_id) == 'integer')
{
return $account_id;
}
elseif ($account_id == '')
{
if ($default_id == '')
{
return (isset($phpgw_info['user']['account_id'])?$phpgw_info['user']['account_id']:0);
}
elseif (gettype($default_id) == 'string')
{
return $phpgw->accounts->name2id($default_id);
}
return intval($default_id);
}
elseif (gettype($account_id) == 'string')
{
if($phpgw->accounts->exists(intval($account_id)) == True)
{
return intval($account_id);
}
else
{
return $phpgw->accounts->name2id($account_id);
}
}
}
/*!
@function filesystem_separator()
@abstract sets the file system seperator depending on OS
@result file system separator
*/
function filesystem_separator()
{
if (PHP_OS == 'Windows' || PHP_OS == 'OS/2')
{
return '\\';
}
else
{
return '/';
}
}
function _debug_array($array)
{
if(floor(phpversion()) == 4)
{
echo '<pre>'; print_r($array); echo '</pre>';
}
else
{
echo '<pre>'; var_dump($array); echo '</pre>';
}
}
function print_debug($text='')
{
global $debugme;
if (isset($debugme) && $debugme == 'on') { echo 'debug: '.$text.'<br>'; }
}
// print_debug('core functions are done');
/****************************************************************************\
* Quick verification of sane environment *
\****************************************************************************/
// error_reporting(7);
/* Make sure the header.inc.php is current. */
if ($phpgw_info['server']['versions']['header'] < $phpgw_info['server']['versions']['current_header'])
{
echo '<center><b>You need to port your settings to the new header.inc.php version.</b></center>';
exit;
}
/* Make sure the developer is following the rules. */
if (!isset($phpgw_info['flags']['currentapp']))
{
echo "<b>!!! YOU DO NOT HAVE YOUR \$phpgw_info[\"flags\"][\"currentapp\"] SET !!!";
echo "<br>!!! PLEASE CORRECT THIS SITUATION !!!</b>";
}
magic_quotes_runtime(false);
print_debug('sane environment');
/****************************************************************************\
* Multi-Domain support *
\****************************************************************************/
/* make them fix their header */
if (!isset($phpgw_domain))
{
echo '<center><b>The administrator must upgrade the header.inc.php file before you can continue.</b></center>';
exit;
}
reset($phpgw_domain);
$default_domain = each($phpgw_domain);
$phpgw_info['server']['default_domain'] = $default_domain[0];
unset ($default_domain); // we kill this for security reasons
/* This code will handle virtdomains so that is a user logins with user@domain.com, it will switch into virtualization mode. */
if (isset($domain))
{
$phpgw_info['user']['domain'] = $domain;
}
elseif (isset($login) && isset($logindomain))
{
if (!ereg ("\@", $login))
{
$login = $login."@".$logindomain;
}
$phpgw_info['user']['domain'] = $logindomain;
unset ($logindomain);
}
elseif (isset($login) && !isset($logindomain))
{
if (ereg ("\@", $login))
{
$login_array = explode("@", $login);
$phpgw_info['user']['domain'] = $login_array[1];
}
else
{
$phpgw_info['user']['domain'] = $phpgw_info['server']['default_domain'];
$login = $login . '@' . $phpgw_info['user']['domain'];
}
}
if (@isset($phpgw_domain[$phpgw_info['user']['domain']]))
{
$phpgw_info['server']['db_host'] = $phpgw_domain[$phpgw_info['user']['domain']]['db_host'];
$phpgw_info['server']['db_name'] = $phpgw_domain[$phpgw_info['user']['domain']]['db_name'];
$phpgw_info['server']['db_user'] = $phpgw_domain[$phpgw_info['user']['domain']]['db_user'];
$phpgw_info['server']['db_pass'] = $phpgw_domain[$phpgw_info['user']['domain']]['db_pass'];
$phpgw_info['server']['db_type'] = $phpgw_domain[$phpgw_info['user']['domain']]['db_type'];
}
else
{
$phpgw_info['server']['db_host'] = $phpgw_domain[$phpgw_info['server']['default_domain']]['db_host'];
$phpgw_info['server']['db_name'] = $phpgw_domain[$phpgw_info['server']['default_domain']]['db_name'];
$phpgw_info['server']['db_user'] = $phpgw_domain[$phpgw_info['server']['default_domain']]['db_user'];
$phpgw_info['server']['db_pass'] = $phpgw_domain[$phpgw_info['server']['default_domain']]['db_pass'];
$phpgw_info['server']['db_type'] = $phpgw_domain[$phpgw_info['server']['default_domain']]['db_type'];
}
if ($phpgw_info['flags']['currentapp'] != 'login' && ! $phpgw_info['server']['show_domain_selectbox'])
{
unset ($phpgw_domain); // we kill this for security reasons
}
unset ($domain); // we kill this to save memory
@print_debug('domain: '.$phpgw_info['user']['domain']);
/****************************************************************************\
* These lines load up the API, fill up the $phpgw_info array, etc *
\****************************************************************************/
/* Load main class */
$phpgw = CreateObject('phpgwapi.phpgw');
/************************************************************************\
* Load up the main instance of the db class. *
\************************************************************************/
$phpgw->db = CreateObject('phpgwapi.db');
$phpgw->db->Host = $phpgw_info['server']['db_host'];
$phpgw->db->Type = $phpgw_info['server']['db_type'];
$phpgw->db->Database = $phpgw_info['server']['db_name'];
$phpgw->db->User = $phpgw_info['server']['db_user'];
$phpgw->db->Password = $phpgw_info['server']['db_pass'];
if ($phpgw->debug)
{
$phpgw->db->Debug = 1;
}
$phpgw->db->Halt_On_Error = 'no';
@$phpgw->db->query("select count(*) from phpgw_config");
if (! @$phpgw->db->next_record())
{
$setup_dir = ereg_replace($PHP_SELF,'index.php','setup/');
echo '<center><b>Fatal Error:</b> It appears that you have not created the database tables for '
.'phpGroupWare. Click <a href="' . $setup_dir . '">here</a> to run setup.</center>';
exit;
}
$phpgw->db->Halt_On_Error = 'yes';
/* Fill phpgw_info["server"] array */
// An Attempt to speed things up using cache premise
$phpgw->db->query("select config_value from phpgw_config WHERE config_app='phpgwapi' and config_name='cache_phpgw_info'",__LINE__,__FILE__);
if ($phpgw->db->num_rows())
{
$phpgw->db->next_record();
$phpgw_info['server']['cache_phpgw_info'] = stripslashes($phpgw->db->f('config_value'));
}
$cache_query = "select content from phpgw_app_sessions where"
." sessionid = '0' and loginid = '0' and app = 'phpgwapi' and location = 'config'";
$phpgw->db->query($cache_query,__LINE__,__FILE__);
$server_info_cache = $phpgw->db->num_rows();
if(@$phpgw_info['server']['cache_phpgw_info'] && $server_info_cache)
{
$phpgw->db->next_record();
$phpgw_info['server'] = unserialize(stripslashes($phpgw->db->f('content')));
}
else
{
$phpgw->db->query("select * from phpgw_config WHERE config_app='phpgwapi'",__LINE__,__FILE__);
while ($phpgw->db->next_record())
{
$phpgw_info['server'][$phpgw->db->f('config_name')] = stripslashes($phpgw->db->f('config_value'));
}
if($phpgw_info['server']['cache_phpgw_info'])
{
if($server_info_cache)
{
$cache_query = "UPDATE phpgw_app_sessions set content='".addslashes(serialize($phpgw_info['server']))."'"
." WHERE sessionid = '0' and loginid = '0' and app = 'phpgwapi' and location = 'config'";
}
else
{
$cache_query = 'INSERT INTO phpgw_app_sessions(sessionid,loginid,app,location,content) VALUES('
. "'0','0','phpgwapi','config','".addslashes(serialize($phpgw_info['server']))."')";
}
$phpgw->db->query($cache_query,__LINE__,__FILE__);
}
}
unset($cache_query);
unset($server_info_cache);
/************************************************************************\
* Required classes *
\************************************************************************/
$phpgw->common = CreateObject('phpgwapi.common');
$phpgw->hooks = CreateObject('phpgwapi.hooks');
$phpgw->auth = CreateObject('phpgwapi.auth');
$phpgw->accounts = CreateObject('phpgwapi.accounts');
$phpgw->acl = CreateObject('phpgwapi.acl');
$phpgw->session = CreateObject('phpgwapi.sessions');
$phpgw->preferences = CreateObject('phpgwapi.preferences');
$phpgw->applications = CreateObject('phpgwapi.applications');
$phpgw->translation = CreateObject('phpgwapi.translation');
// $phpgw->datetime = CreateObject('phpgwapi.datetime');
print_debug('main class loaded');
/****************************************************************************\
* This is a global constant that should be used *
* instead of / or \ in file paths *
\****************************************************************************/
define('SEP',filesystem_separator());
/****************************************************************************\
* Stuff to use if logging in or logging out *
\****************************************************************************/
if ($phpgw_info['flags']['currentapp'] == 'login' || $phpgw_info['flags']['currentapp'] == 'logout')
{
if ($phpgw_info['flags']['currentapp'] == 'login')
{
if (@$login != '')
{
$login_array = explode("@",$login);
$login_id = $phpgw->accounts->name2id($login_array[0]);
$phpgw->accounts->accounts($login_id);
$phpgw->preferences->preferences($login_id);
}
}
/****************************************************************************\
* Everything from this point on will ONLY happen if *
* the currentapp is not login or logout *
\****************************************************************************/
}
else
{
if (! $phpgw->session->verify())
{
Header('Location: ' . $phpgw->redirect($phpgw->session->link('/login.php','cd=10')));
exit;
}
/* A few hacker resistant constants that will be used throught the program */
define('PHPGW_TEMPLATE_DIR',$phpgw->common->get_tpl_dir('phpgwapi'));
define('PHPGW_IMAGES_DIR', $phpgw->common->get_image_path('phpgwapi'));
define('PHPGW_IMAGES_FILEDIR', $phpgw->common->get_image_dir('phpgwapi'));
define('PHPGW_APP_ROOT', $phpgw->common->get_app_dir());
define('PHPGW_APP_INC', $phpgw->common->get_inc_dir());
define('PHPGW_APP_TPL', $phpgw->common->get_tpl_dir());
define('PHPGW_IMAGES', $phpgw->common->get_image_path());
define('PHPGW_APP_IMAGES_DIR', $phpgw->common->get_image_dir());
define('PHPGW_ACL_READ',1);
define('PHPGW_ACL_ADD',2);
define('PHPGW_ACL_EDIT',4);
define('PHPGW_ACL_DELETE',8);
define('PHPGW_ACL_PRIVATE',16);
/********* This sets the user variables *********/
$phpgw_info['user']['private_dir'] = $phpgw_info['server']['files_dir']
. '/users/'.$phpgw_info['user']['userid'];
/* This will make sure that a user has the basic default prefs. If not it will add them */
$phpgw->preferences->verify_basic_settings();
/********* Optional classes, which can be disabled for performance increases *********/
while ($phpgw_class_name = each($phpgw_info['flags']))
{
if (ereg('enable_',$phpgw_class_name[0]))
{
$enable_class = str_replace('enable_','',$phpgw_class_name[0]);
$enable_class = str_replace('_class','',$enable_class);
eval('$phpgw->' . $enable_class . ' = createobject(\'phpgwapi.' . $enable_class . '\');');
}
}
unset($enable_class);
reset($phpgw_info['flags']);
/*************************************************************************\
* These lines load up the templates class *
\*************************************************************************/
if(!@$phpgw_info['flags']['disable_Template_class'])
{
$phpgw->template = CreateObject('phpgwapi.Template',PHPGW_APP_TPL);
}
/*************************************************************************\
* These lines load up the themes *
\*************************************************************************/
if (! $phpgw_info['user']['preferences']['common']['theme'])
{
if ($phpgw_info['server']['template_set'] == 'user_choice')
{
$phpgw_info['user']['preferences']['common']['theme'] = 'default';
}
else
{
$phpgw_info['user']['preferences']['common']['theme'] = $phpgw_info['server']['template_set'];
}
}
if ($phpgw_info['server']['force_theme'] == 'user_choice')
{
$theme_to_load = (isset($phpgw_info['user']['preferences']['common']['theme'])?$phpgw_info['user']['preferences']['common']['theme']:'default');
}
else
{
$theme_to_load = (isset($phpgw_info['server']['force_theme'])?$phpgw_info['server']['force_theme']:'default');
}
if(@file_exists(PHPGW_SERVER_ROOT . '/phpgwapi/themes/' . $theme_to_load . '.theme'))
{
include(PHPGW_SERVER_ROOT . '/phpgwapi/themes/' . $theme_to_load . '.theme');
}
elseif(@file_exists(PHPGW_SERVER_ROOT . '/phpgwapi/themes/default.theme'))
{
include(PHPGW_SERVER_ROOT . '/phpgwapi/themes/default.theme');
}
else
{
/* Hope we don't get to this point. Better then the user seeing a */
/* complety back screen and not know whats going on */
echo '<body bgcolor="FFFFFF"><b>Fatal error: no themes found</b>';
exit;
}
unset($theme_to_load);
/*************************************************************************\
* If they are using frames, we need to set some variables *
\*************************************************************************/
if (((isset($phpgw_info['user']['preferences']['common']['useframes']) &&
$phpgw_info['user']['preferences']['common']['useframes']) &&
$phpgw_info['server']['useframes'] == 'allowed') ||
($phpgw_info['server']['useframes'] == 'always'))
{
$phpgw_info['flags']['navbar_target'] = 'phpgw_body';
}
/*************************************************************************\
* Verify that the users session is still active otherwise kick them out *
\*************************************************************************/
if ($phpgw_info['flags']['currentapp'] != 'home' &&
$phpgw_info['flags']['currentapp'] != 'preferences' &&
$phpgw_info['flags']['currentapp'] != 'about')
{
// This will need to use ACL in the future
if (! $phpgw_info['user']['apps'][$phpgw_info['flags']['currentapp']] || (@$phpgw_info['flags']['admin_only'] && ! $phpgw_info['user']['apps']['admin']))
{
$phpgw->common->phpgw_header();
if ($phpgw_info['flags']['noheader'])
{
echo parse_navbar();
}
echo '<p><center><b>'.lang('Access not permitted').'</b></center>';
$phpgw->common->phpgw_exit(True);
}
}
/*************************************************************************\
* Load the header unless the developer turns it off *
\*************************************************************************/
if (!@$phpgw_info['flags']['noheader'])
{
$phpgw->common->phpgw_header();
}
/*************************************************************************\
* Load the app include files if the exists *
\*************************************************************************/
/* Then the include file */
if (! preg_match ("/phpgwapi/i", PHPGW_APP_INC) && file_exists(PHPGW_APP_INC . '/functions.inc.php') && !isset($menuaction))
{
include(PHPGW_APP_INC . '/functions.inc.php');
}
if (!@$phpgw_info['flags']['noheader'] &&
!@$phpgw_info['flags']['noappheader'] &&
file_exists(PHPGW_APP_INC . '/header.inc.php') && !isset($menuaction))
{
include(PHPGW_APP_INC . '/header.inc.php');
}
}
error_reporting(E_ERROR | E_WARNING | E_PARSE);
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