forked from extern/egroupware
718 lines
19 KiB
PHP
718 lines
19 KiB
PHP
<?php
|
|
/**************************************************************************\
|
|
* phpGroupWare - Setup *
|
|
* http://www.phpgroupware.org *
|
|
* -------------------------------------------- *
|
|
* This program is free software; you can redistribute it and/or modify it *
|
|
* under the terms of the GNU General Public License as published by the *
|
|
* Free Software Foundation; either version 2 of the License, or (at your *
|
|
* option) any later version. *
|
|
\**************************************************************************/
|
|
|
|
/* $Id$ */
|
|
|
|
include('./inc/class.setup_detection.inc.php');
|
|
include('./inc/class.setup_process.inc.php');
|
|
include('./inc/class.setup_lang.inc.php');
|
|
include('./inc/class.setup_html.inc.php');
|
|
class phpgw_setup extends phpgw_setup_html
|
|
{
|
|
var $db;
|
|
var $oProc;
|
|
var $tables;
|
|
|
|
/*!
|
|
@function loaddb
|
|
@abstract include api db class for the ConfigDomain and connect to the db
|
|
*/
|
|
function loaddb()
|
|
{
|
|
global $HTTP_POST_VARS, $HTTP_COOKIE_VARS;
|
|
|
|
$ConfigDomain = $HTTP_COOKIE_VARS['ConfigDomain'] ? $HTTP_COOKIE_VARS['ConfigDomain'] : $HTTP_POST_VARS['ConfigDomain'];
|
|
if(empty($ConfigDomain))
|
|
{
|
|
/* This is to fix the reading of this value immediately after the cookie was set on login */
|
|
$ConfigDomain = $HTTP_POST_VARS['FormDomain'];
|
|
}
|
|
$phpgw_domain = $GLOBALS['phpgw_domain'];
|
|
$phpgw_info = $GLOBALS['phpgw_info'];
|
|
|
|
/* Database setup */
|
|
if (!isset($phpgw_info['server']['api_inc']))
|
|
{
|
|
$phpgw_info['server']['api_inc'] = PHPGW_SERVER_ROOT . '/phpgwapi/inc';
|
|
}
|
|
include($phpgw_info['server']['api_inc'] . '/class.db_'.$phpgw_domain[$ConfigDomain]['db_type'].'.inc.php');
|
|
$this->db = new db;
|
|
$this->db->Host = $phpgw_domain[$ConfigDomain]['db_host'];
|
|
$this->db->Type = $phpgw_domain[$ConfigDomain]['db_type'];
|
|
$this->db->Database = $phpgw_domain[$ConfigDomain]['db_name'];
|
|
$this->db->User = $phpgw_domain[$ConfigDomain]['db_user'];
|
|
$this->db->Password = $phpgw_domain[$ConfigDomain]['db_pass'];
|
|
}
|
|
|
|
/*!
|
|
@function auth
|
|
@abstract authenticate the setup user
|
|
@param $auth_type ???
|
|
*/
|
|
function auth($auth_type = "Config")
|
|
{
|
|
global $HTTP_POST_VARS, $HTTP_GET_VARS, $HTTP_COOKIE_VARS;
|
|
|
|
$phpgw_domain = $GLOBALS['phpgw_domain'];
|
|
$phpgw_info = $GLOBALS['phpgw_info'];
|
|
|
|
$FormLogout = $HTTP_GET_VARS['FormLogout'];
|
|
$ConfigLogin = $HTTP_POST_VARS['ConfigLogin'] ? $HTTP_POST_VARS['ConfigLogin'] : $HTTP_COOKIE_VARS['ConfigLogin'];
|
|
$HeaderLogin = $HTTP_POST_VARS['HeaderLogin'] ? $HTTP_POST_VARS['HeaderLogin'] : $HTTP_COOKIE_VARS['HeaderLogin'];
|
|
$FormDomain = $HTTP_POST_VARS['FormDomain'];
|
|
$FormPW = $HTTP_POST_VARS['FormPW'];
|
|
$ConfigDomain = $HTTP_POST_VARS['ConfigDomain'] ? $HTTP_POST_VARS['ConfigDomain'] : $HTTP_COOKIE_VARS['ConfigDomain'];
|
|
$ConfigPW = $HTTP_POST_VARS['ConfigPW'] ? $HTTP_POST_VARS['ConfigPW'] : $HTTP_COOKIE_VARS['ConfigPW'];
|
|
$HeaderPW = $HTTP_POST_VARS['HeaderPW'];
|
|
$ConfigLang = $HTTP_POST_VARS['ConfigLang'] ? $HTTP_POST_VARS['ConfigLang'] : $HTTP_COOKIE_VARS['ConfigLang'];
|
|
|
|
if (isset($FormLogout))
|
|
{
|
|
if ($FormLogout == 'config' ||
|
|
$FormLogout == 'ldap' ||
|
|
$FormLogout == 'ldapexport' ||
|
|
$FormLogout == 'ldapimport' ||
|
|
$FormLogout == 'sqltoarray')
|
|
{
|
|
setcookie('ConfigPW'); // scrub the old one
|
|
setcookie('ConfigDomain'); // scrub the old one
|
|
setcookie('ConfigLang');
|
|
$GLOBALS['phpgw_info']['setup']['ConfigLoginMSG'] = 'You have successfully logged out';
|
|
return False;
|
|
}
|
|
elseif($FormLogout == 'header')
|
|
{
|
|
setcookie('HeaderPW'); // scrub the old one
|
|
$GLOBALS['phpgw_info']['setup']['HeaderLoginMSG'] = 'You have successfully logged out';
|
|
return False;
|
|
}
|
|
}
|
|
elseif (isset($ConfigPW))
|
|
{
|
|
if ($ConfigPW != $phpgw_domain[$ConfigDomain]["config_passwd"] && $auth_type == 'Config')
|
|
{
|
|
setcookie('ConfigPW'); // scrub the old one
|
|
setcookie('ConfigDomain'); // scrub the old one
|
|
setcookie('ConfigLang');
|
|
$phpgw_info['setup']['ConfigLoginMSG'] = 'Invalid session cookie (cookies must be enabled)';
|
|
return False;
|
|
}
|
|
else
|
|
{
|
|
return True;
|
|
}
|
|
}
|
|
elseif (isset($FormPW))
|
|
{
|
|
if (isset($ConfigLogin))
|
|
{
|
|
if ($FormPW == $phpgw_domain[$FormDomain]['config_passwd'] && $auth_type == 'Config')
|
|
{
|
|
setcookie('HeaderPW'); // scrub the old one
|
|
setcookie('ConfigPW',$FormPW);
|
|
setcookie('ConfigDomain',$FormDomain);
|
|
setcookie('ConfigLang',$ConfigLang);
|
|
$ConfigDomain = $FormDomain;
|
|
return True;
|
|
}
|
|
else
|
|
{
|
|
$phpgw_info['setup']['ConfigLoginMSG'] = 'Invalid password';
|
|
return False;
|
|
}
|
|
}
|
|
elseif (isset($HeaderLogin))
|
|
{
|
|
if ($FormPW == $phpgw_info['server']['header_admin_password'] && $auth_type == 'Header')
|
|
{
|
|
setcookie('HeaderPW',$FormPW);
|
|
return True;
|
|
}
|
|
else
|
|
{
|
|
$GLOBALS['phpgw_info']['setup']['HeaderLoginMSG'] = 'Invalid password';
|
|
return False;
|
|
}
|
|
}
|
|
}
|
|
elseif (isset($HeaderPW))
|
|
{
|
|
if ($HeaderPW != $phpgw_info['server']['header_admin_password'] && $auth_type == 'Header')
|
|
{
|
|
setcookie('HeaderPW'); // scrub the old one
|
|
$GLOBALS['phpgw_info']['setup']['HeaderLoginMSG'] = 'Invalid session cookie (cookies must be enabled)';
|
|
return False;
|
|
}
|
|
else
|
|
{
|
|
return True;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
return False;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
@function isinarray
|
|
@abstract php3/4 compliant in_array()
|
|
@param $needle String to search for
|
|
@param $haystack Array to search
|
|
*/
|
|
function isinarray($needle,$haystack='')
|
|
{
|
|
if($haystack == '')
|
|
{
|
|
settype($haystack,'array');
|
|
$haystack = Array();
|
|
}
|
|
for($i=0;$i<count($haystack) && $haystack[$i] !=$needle;$i++);
|
|
return ($i!=count($haystack));
|
|
}
|
|
|
|
/*!
|
|
@function get_major
|
|
@abstract Return X.X.X major version from X.X.X.X versionstring
|
|
@param $
|
|
*/
|
|
function get_major($versionstring)
|
|
{
|
|
if (!$versionstring)
|
|
{
|
|
return False;
|
|
}
|
|
|
|
$version = ereg_replace('pre','.',$versionstring);
|
|
$varray = explode('.',$version);
|
|
$major = implode('.',array($varray[0],$varray[1],$varray[2]));
|
|
|
|
return $major;
|
|
}
|
|
|
|
/*!
|
|
@function register_app
|
|
@abstract Add an application to the phpgw_applications table
|
|
@param $appname Application 'name' with a matching $setup_info[$appname] array slice
|
|
@param $enable optional, set to True/False to override setup.inc.php setting
|
|
*/
|
|
function register_app($appname,$enable=99)
|
|
{
|
|
global $setup_info,$DEBUG;
|
|
|
|
if(!$appname)
|
|
{
|
|
return False;
|
|
}
|
|
|
|
if ($enable==99)
|
|
{
|
|
$enable = $setup_info[$appname]['enable'];
|
|
}
|
|
$enable = intval($enable);
|
|
|
|
// Use old applications table if the currentver is less than 0.9.10pre8,
|
|
// but not if the currentver = '', which probably means new install.
|
|
if ($this->alessthanb($setup_info['phpgwapi']['currentver'],'0.9.10pre8') && ($setup_info['phpgwapi']['currentver'] != ''))
|
|
{
|
|
$appstbl = 'applications';
|
|
}
|
|
else
|
|
{
|
|
$appstbl = 'phpgw_applications';
|
|
}
|
|
|
|
if($DEBUG)
|
|
{
|
|
echo '<br>register_app(): ' . $appname . ', version: ' . $setup_info[$appname]['version'] . ', table: ' . $appstbl . '<br>';
|
|
//var_dump($setup_info[$appname]);
|
|
}
|
|
|
|
if ($setup_info[$appname]['version'])
|
|
{
|
|
if ($setup_info[$appname]['tables'])
|
|
{
|
|
$tables = implode(',',$setup_info[$appname]['tables']);
|
|
}
|
|
$this->db->query("INSERT INTO $appstbl "
|
|
. "(app_name,app_title,app_enabled,app_order,app_tables,app_version) "
|
|
. "VALUES ("
|
|
. "'" . $setup_info[$appname]['name'] . "',"
|
|
. "'" . $setup_info[$appname]['title'] . "',"
|
|
. $enable . ","
|
|
. intval($setup_info[$appname]['app_order']) . ","
|
|
. "'" . $tables . "',"
|
|
. "'" . $setup_info[$appname]['version'] . "');"
|
|
);
|
|
}
|
|
}
|
|
|
|
/*!
|
|
@function app_registered
|
|
@abstract Check if an application has info in the db
|
|
@param $appname Application 'name' with a matching $setup_info[$appname] array slice
|
|
@param $enabled optional, set to False to not enable this app
|
|
*/
|
|
function app_registered($appname)
|
|
{
|
|
global $setup_info,$DEBUG;
|
|
|
|
if(!$appname)
|
|
{
|
|
return False;
|
|
}
|
|
|
|
if ($this->alessthanb($setup_info['phpgwapi']['currentver'],'0.9.10pre8') && ($setup_info['phpgwapi']['currentver'] != ''))
|
|
{
|
|
$appstbl = 'applications';
|
|
}
|
|
else
|
|
{
|
|
$appstbl = 'phpgw_applications';
|
|
}
|
|
|
|
if($DEBUG)
|
|
{
|
|
echo '<br>app_registered(): checking ' . $appname . ', table: ' . $appstbl;
|
|
//var_dump($setup_info[$appname]);
|
|
}
|
|
|
|
$this->db->query("SELECT COUNT(app_name) FROM $appstbl WHERE app_name='".$appname."'");
|
|
$this->db->next_record();
|
|
if ($this->db->f(0))
|
|
{
|
|
if($DEBUG)
|
|
{
|
|
echo '... app previously registered.';
|
|
}
|
|
return True;
|
|
}
|
|
if($DEBUG)
|
|
{
|
|
echo '... app not registered';
|
|
}
|
|
return False;
|
|
}
|
|
|
|
/*!
|
|
@function update_app
|
|
@abstract Update application info in the db
|
|
@param $appname Application 'name' with a matching $setup_info[$appname] array slice
|
|
@param $enabled optional, set to False to not enable this app
|
|
*/
|
|
function update_app($appname)
|
|
{
|
|
global $setup_info,$DEBUG;
|
|
|
|
if(!$appname)
|
|
{
|
|
return False;
|
|
}
|
|
|
|
if ($this->alessthanb($setup_info['phpgwapi']['currentver'],'0.9.10pre8') && ($setup_info['phpgwapi']['currentver'] != ''))
|
|
{
|
|
$appstbl = 'applications';
|
|
}
|
|
else
|
|
{
|
|
$appstbl = 'phpgw_applications';
|
|
}
|
|
|
|
if($DEBUG)
|
|
{
|
|
echo '<br>update_app(): ' . $appname . ', version: ' . $setup_info[$appname]['currentver'] . ', table: ' . $appstbl . '<br>';
|
|
//var_dump($setup_info[$appname]);
|
|
}
|
|
|
|
$this->db->query("SELECT COUNT(app_name) FROM $appstbl WHERE app_name='".$appname."'");
|
|
$this->db->next_record();
|
|
if (!$this->db->f(0))
|
|
{
|
|
return False;
|
|
}
|
|
|
|
if ($setup_info[$appname]['version'])
|
|
{
|
|
//echo '<br>' . $setup_info[$appname]['version'];
|
|
if ($setup_info[$appname]['tables'])
|
|
{
|
|
$tables = implode(',',$setup_info[$appname]['tables']);
|
|
}
|
|
|
|
$sql = "UPDATE $appstbl "
|
|
. "SET app_name='" . $setup_info[$appname]['name'] . "',"
|
|
. " app_title='" . $setup_info[$appname]['title'] . "',"
|
|
. " app_enabled=" . intval($setup_info[$appname]['enable']) . ","
|
|
. " app_order=" . intval($setup_info[$appname]['app_order']) . ","
|
|
. " app_tables='" . $tables . "',"
|
|
. " app_version='" . $setup_info[$appname]['version'] . "'"
|
|
. " WHERE app_name='" . $appname . "'";
|
|
//echo $sql; exit;
|
|
|
|
$this->db->query($sql);
|
|
}
|
|
}
|
|
|
|
/*!
|
|
@function update_app_version
|
|
@abstract Update application version in applications table, post upgrade
|
|
@param $setup_info Array of application information (multiple apps or single)
|
|
@param $appname Application 'name' with a matching $setup_info[$appname] array slice
|
|
@param $tableschanged ???
|
|
*/
|
|
function update_app_version($setup_info, $appname, $tableschanged = True)
|
|
{
|
|
if(!$appname)
|
|
{
|
|
return False;
|
|
}
|
|
global $phpgw_info,$setup_info;
|
|
|
|
if ($this->alessthanb($setup_info['phpgwapi']['currentver'],'0.9.10pre8') && ($setup_info['phpgwapi']['currentver'] != ''))
|
|
{
|
|
$appstbl = 'applications';
|
|
}
|
|
else
|
|
{
|
|
$appstbl = 'phpgw_applications';
|
|
}
|
|
|
|
if ($tableschanged == True)
|
|
{
|
|
$phpgw_info['setup']['tableschanged'] = True;
|
|
}
|
|
if ($setup_info[$appname]['currentver'])
|
|
{
|
|
$this->db->query("UPDATE $appstbl SET app_version='" . $setup_info[$appname]['currentver'] . "' WHERE app_name='".$appname."'");
|
|
}
|
|
return $setup_info;
|
|
}
|
|
|
|
/*!
|
|
@function deregister_app
|
|
@abstract de-Register an application
|
|
@param $appname Application 'name' with a matching $setup_info[$appname] array slice
|
|
*/
|
|
function deregister_app($appname)
|
|
{
|
|
if(!$appname)
|
|
{
|
|
return False;
|
|
}
|
|
global $setup_info;
|
|
if ($this->alessthanb($setup_info['phpgwapi']['currentver'],'0.9.10pre8') && ($setup_info['phpgwapi']['currentver'] != ''))
|
|
{
|
|
$appstbl = 'applications';
|
|
}
|
|
else
|
|
{
|
|
$appstbl = 'phpgw_applications';
|
|
}
|
|
|
|
//echo 'DELETING application: ' . $appname;
|
|
$this->db->query("DELETE FROM $appstbl WHERE app_name='". $appname ."'");
|
|
}
|
|
|
|
/*!
|
|
@function register_hooks
|
|
@abstract Register an application's hooks
|
|
@param $appname Application 'name' with a matching $setup_info[$appname] array slice
|
|
*/
|
|
function register_hooks($appname)
|
|
{
|
|
global $setup_info;
|
|
|
|
if(!$appname)
|
|
{
|
|
return False;
|
|
}
|
|
|
|
if ($this->alessthanb($setup_info['phpgwapi']['currentver'],'0.9.8pre5') && ($setup_info['phpgwapi']['currentver'] != ''))
|
|
{
|
|
// No phpgw_hooks table yet.
|
|
return False;
|
|
}
|
|
|
|
$this->db->query("SELECT COUNT(hook_appname) FROM phpgw_hooks WHERE hook_appname='".$appname."'");
|
|
$this->db->next_record();
|
|
if ($this->db->f(0))
|
|
{
|
|
$this->deregister_hooks($appname);
|
|
}
|
|
|
|
//echo "ADDING hooks for: " . $setup_info[$appname]['name'];
|
|
if (is_array($setup_info[$appname]['hooks']))
|
|
{
|
|
while (list($key,$hook) = each($setup_info[$appname]['hooks']))
|
|
{
|
|
$this->db->query("INSERT INTO phpgw_hooks "
|
|
. "(hook_appname,hook_location,hook_filename) "
|
|
. "VALUES ("
|
|
. "'" . $setup_info[$appname]['name'] . "',"
|
|
. "'" . $hook . "',"
|
|
. "'" . "hook_" . $hook . ".inc.php" . "');"
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
/*!
|
|
@function update_hooks
|
|
@abstract Update an application's hooks
|
|
@param $appname Application 'name' with a matching $setup_info[$appname] array slice
|
|
*/
|
|
function update_hooks($appname)
|
|
{
|
|
global $setup_info;
|
|
|
|
if(!$appname)
|
|
{
|
|
return False;
|
|
}
|
|
|
|
if ($this->alessthanb($setup_info['phpgwapi']['currentver'],'0.9.8pre5'))
|
|
{
|
|
// No phpgw_hooks table yet.
|
|
return False;
|
|
}
|
|
|
|
$this->db->query("SELECT COUNT(*) FROM phpgw_hooks WHERE hook_appname='".$appname."'");
|
|
$this->db->next_record();
|
|
if (!$this->db->f(0))
|
|
{
|
|
return False;
|
|
}
|
|
|
|
if ($setup_info[$appname]['version'])
|
|
{
|
|
if (is_array($setup_info[$appname]['hooks']))
|
|
{
|
|
$this->deregister_hooks($appname);
|
|
$this->register_hooks($appname);
|
|
}
|
|
}
|
|
}
|
|
|
|
/*!
|
|
@function deregister_hooks
|
|
@abstract de-Register an application's hooks
|
|
@param $appname Application 'name' with a matching $setup_info[$appname] array slice
|
|
*/
|
|
function deregister_hooks($appname)
|
|
{
|
|
if(!$appname)
|
|
{
|
|
return False;
|
|
}
|
|
|
|
//echo "DELETING hooks for: " . $setup_info[$appname]['name'];
|
|
$this->db->query("DELETE FROM phpgw_hooks WHERE hook_appname='". $appname ."'");
|
|
}
|
|
|
|
/* The following function is only used by config.php */
|
|
/*!
|
|
@function execute_script
|
|
@abstract Run scripts (form sections) per application for a particular setup screen
|
|
@param $script Name of script to run, e.g. 'config' == 'config.inc.php'
|
|
@param $order optional, set to a sorting array to run scripts in a
|
|
particular order
|
|
*/
|
|
function execute_script($script, $order = '')
|
|
{
|
|
global $phpgw_info, $phpgw_domain, $current_config, $newsetting, $phpgw_setup, $SERVER_NAME;
|
|
if ($order != '' && gettype($order) != 'array'){ $order = array($order); }
|
|
if ($order == '') { $order = array(); }
|
|
/* First include the ordered setup script file */
|
|
reset ($order);
|
|
while (list (, $appname) = each ($order))
|
|
{
|
|
$f = PHPGW_SERVER_ROOT . '/' . $appname . '/setup/' . $script . '.inc.php';
|
|
if (file_exists($f)) { include($f); }
|
|
$completed_scripts[$appname] = True;
|
|
}
|
|
/* Then add the rest */
|
|
/*
|
|
$d = dir(PHPGW_SERVER_ROOT);
|
|
while ($entry=$d->read())
|
|
{
|
|
if ($entry != "" && $completed_scripts[$entry] != True)
|
|
{
|
|
$f = PHPGW_SERVER_ROOT . '/' . $entry . '/setup/' . $script . '.inc.php';
|
|
if (file_exists($f)) { include($f); }
|
|
}
|
|
}
|
|
*/
|
|
}
|
|
|
|
/*!
|
|
@function alessthanb
|
|
@abstract phpgw version checking, is param 1 < param 2 in phpgw versionspeak?
|
|
@param $a phpgw version number to check if less than $b
|
|
@param $b phpgw version number to check $a against
|
|
#return True if $a < $b
|
|
*/
|
|
function alessthanb($a,$b,$DEBUG=False)
|
|
{
|
|
$num = array('1st','2nd','3rd','4th');
|
|
|
|
if ($DEBUG)
|
|
{
|
|
echo'<br>Input values: '
|
|
. 'A="'.$a.'", B="'.$b.'"';
|
|
}
|
|
$newa = ereg_replace('pre','.',$a);
|
|
$newb = ereg_replace('pre','.',$b);
|
|
$testa = explode('.',$newa);
|
|
if($testa[3] == '')
|
|
{
|
|
$testa[3] = 0;
|
|
}
|
|
$testb = explode('.',$newb);
|
|
if($testa[3] == '')
|
|
{
|
|
$testa[3] = 0;
|
|
}
|
|
$less = 0;
|
|
|
|
for ($i=0;$i<count($testa);$i++)
|
|
{
|
|
if ($DEBUG) { echo'<br>Checking if '. intval($testa[$i]) . ' is less than ' . intval($testb[$i]) . ' ...'; }
|
|
if (intval($testa[$i]) < intval($testb[$i]))
|
|
{
|
|
if ($DEBUG) { echo ' yes.'; }
|
|
$less++;
|
|
if ($i<3)
|
|
{
|
|
// Ensure that this is definitely smaller
|
|
if ($DEBUG) { echo" This is the $num[$i] octet, so A is definitely less than B."; }
|
|
$less = 5;
|
|
break;
|
|
}
|
|
}
|
|
elseif(intval($testa[$i]) > intval($testb[$i]))
|
|
{
|
|
if ($DEBUG) { echo ' no.'; }
|
|
$less--;
|
|
if ($i<2)
|
|
{
|
|
// Ensure that this is definitely greater
|
|
if ($DEBUG) { echo" This is the $num[$i] octet, so A is definitely greater than B."; }
|
|
$less = -5;
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if ($DEBUG) { echo ' no, they are equal.'; }
|
|
$less = 0;
|
|
}
|
|
}
|
|
if ($DEBUG) { echo '<br>Check value is: "'.$less.'"'; }
|
|
if ($less>0)
|
|
{
|
|
if ($DEBUG) { echo '<br>A is less than B'; }
|
|
return True;
|
|
}
|
|
elseif($less<0)
|
|
{
|
|
if ($DEBUG) { echo '<br>A is greater than B'; }
|
|
return False;
|
|
}
|
|
else
|
|
{
|
|
if ($DEBUG) { echo '<br>A is equal to B'; }
|
|
return False;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
@function amorethanb
|
|
@abstract phpgw version checking, is param 1 > param 2 in phpgw versionspeak?
|
|
@param $a phpgw version number to check if more than $b
|
|
@param $b phpgw version number to check $a against
|
|
#return True if $a < $b
|
|
*/
|
|
function amorethanb($a,$b,$DEBUG=False)
|
|
{
|
|
$num = array('1st','2nd','3rd','4th');
|
|
|
|
if ($DEBUG)
|
|
{
|
|
echo'<br>Input values: '
|
|
. 'A="'.$a.'", B="'.$b.'"';
|
|
}
|
|
$newa = ereg_replace('pre','.',$a);
|
|
$newb = ereg_replace('pre','.',$b);
|
|
$testa = explode('.',$newa);
|
|
if($testa[3] == '')
|
|
{
|
|
$testa[3] = 0;
|
|
}
|
|
$testb = explode('.',$newb);
|
|
if($testa[3] == '')
|
|
{
|
|
$testa[3] = 0;
|
|
}
|
|
$less = 0;
|
|
|
|
for ($i=0;$i<count($testa);$i++)
|
|
{
|
|
if ($DEBUG) { echo'<br>Checking if '. intval($testa[$i]) . ' is more than ' . intval($testb[$i]) . ' ...'; }
|
|
if (intval($testa[$i]) > intval($testb[$i]))
|
|
{
|
|
if ($DEBUG) { echo ' yes.'; }
|
|
$less++;
|
|
if ($i<3)
|
|
{
|
|
// Ensure that this is definitely greater
|
|
if ($DEBUG) { echo" This is the $num[$i] octet, so A is definitely greater than B."; }
|
|
$less = 5;
|
|
break;
|
|
}
|
|
}
|
|
elseif(intval($testa[$i]) < intval($testb[$i]))
|
|
{
|
|
if ($DEBUG) { echo ' no.'; }
|
|
$less--;
|
|
if ($i<2)
|
|
{
|
|
// Ensure that this is definitely smaller
|
|
if ($DEBUG) { echo" This is the $num[$i] octet, so A is definitely less than B."; }
|
|
$less = -5;
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if ($DEBUG) { echo ' no, they are equal.'; }
|
|
$less = 0;
|
|
}
|
|
}
|
|
if ($DEBUG) { echo '<br>Check value is: "'.$less.'"'; }
|
|
if ($less>0)
|
|
{
|
|
if ($DEBUG) { echo '<br>A is greater than B'; }
|
|
return True;
|
|
}
|
|
elseif($less<0)
|
|
{
|
|
if ($DEBUG) { echo '<br>A is less than B'; }
|
|
return False;
|
|
}
|
|
else
|
|
{
|
|
if ($DEBUG) { echo '<br>A is equal to B'; }
|
|
return False;
|
|
}
|
|
}
|
|
}
|
|
?>
|