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egroupware_official/setup/inc/class.setup_detection.inc.php

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<?php
/**************************************************************************\
* eGroupWare - Setup *
* http://www.egroupware.org *
* -------------------------------------------- *
* This file written by Dan Kuykendall<seek3r@phpgroupware.org> *
* and Miles Lott<milos@groupwhere.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. *
\**************************************************************************/
/* $Id$ */
class setup_detection
{
function get_versions()
{
$d = dir(EGW_SERVER_ROOT);
while($entry=$d->read())
{
if($entry != ".." && !ereg('setup',$entry) && is_dir(EGW_SERVER_ROOT . '/' . $entry))
{
$f = EGW_SERVER_ROOT . '/' . $entry . '/setup/setup.inc.php';
if (@file_exists ($f))
{
include($f);
$setup_info[$entry]['filename'] = $f;
}
}
}
$d->close();
// _debug_array($setup_info);
@ksort($setup_info);
return $setup_info;
}
function get_db_versions($setup_info='')
{
$tname = Array();
$GLOBALS['egw_setup']->db->Halt_On_Error = 'no';
$tables = $GLOBALS['egw_setup']->db->table_names();
foreach($tables as $key => $val)
{
$tname[] = $val['table_name'];
}
$newapps = in_array('phpgw_applications',$tname);
$oldapps = in_array('applications',$tname);
if((count($tables) > 0) && (is_array($tables)) && ($newapps || $oldapps))
{
/* one of these tables exists. checking for post/pre beta version */
if($newapps)
{
$GLOBALS['egw_setup']->db->query('SELECT * FROM phpgw_applications',__LINE__,__FILE__);
while(@$GLOBALS['egw_setup']->db->next_record())
{
$setup_info[$GLOBALS['egw_setup']->db->f('app_name')]['currentver'] = $GLOBALS['egw_setup']->db->f('app_version');
$setup_info[$GLOBALS['egw_setup']->db->f('app_name')]['enabled'] = $GLOBALS['egw_setup']->db->f('app_enabled');
}
/* This is to catch old setup installs that did not have phpgwapi listed as an app */
$tmp = @$setup_info['phpgwapi']['version']; /* save the file version */
if(!@$setup_info['phpgwapi']['currentver'])
{
$setup_info['phpgwapi']['currentver'] = $setup_info['admin']['currentver'];
$setup_info['phpgwapi']['version'] = $setup_info['admin']['currentver'];
$setup_info['phpgwapi']['enabled'] = $setup_info['admin']['enabled'];
// _debug_array($setup_info['phpgwapi']);exit;
// There seems to be a problem here. If ['phpgwapi']['currentver'] is set,
// The GLOBALS never gets set.
$GLOBALS['setup_info'] = $setup_info;
$GLOBALS['egw_setup']->register_app('phpgwapi');
}
else
{
$GLOBALS['setup_info'] = $setup_info;
}
$setup_info['phpgwapi']['version'] = $tmp; /* restore the file version */
}
elseif($oldapps)
{
$GLOBALS['egw_setup']->db->query('select * from applications');
while(@$GLOBALS['egw_setup']->db->next_record())
{
if($GLOBALS['egw_setup']->db->f('app_name') == 'admin')
{
$setup_info['phpgwapi']['currentver'] = $GLOBALS['egw_setup']->db->f('app_version');
}
$setup_info[$GLOBALS['egw_setup']->db->f('app_name')]['currentver'] = $GLOBALS['egw_setup']->db->f('app_version');
}
}
}
// _debug_array($setup_info);
return $setup_info;
}
/* app status values:
U Upgrade required/available
R upgrade in pRogress
C upgrade Completed successfully
D Dependency failure
P Post-install dependency failure
F upgrade Failed
V Version mismatch at end of upgrade (Not used, proposed only)
M Missing files at start of upgrade (Not used, proposed only)
*/
function compare_versions($setup_info)
{
foreach($setup_info as $key => $value)
{
//echo '<br>'.$value['name'].'STATUS: '.$value['status'];
/* Only set this if it has not already failed to upgrade - Milosch */
if(!( (@$value['status'] == 'F') || (@$value['status'] == 'C') ))
{
//if ($setup_info[$key]['currentver'] > $setup_info[$key]['version'])
if($GLOBALS['egw_setup']->amorethanb($value['currentver'],@$value['version']))
{
$setup_info[$key]['status'] = 'V';
}
elseif(@$value['currentver'] == @$value['version'])
{
$setup_info[$key]['status'] = 'C';
}
elseif($GLOBALS['egw_setup']->alessthanb(@$value['currentver'],@$value['version']))
{
$setup_info[$key]['status'] = 'U';
}
else
{
$setup_info[$key]['status'] = 'U';
}
}
}
// _debug_array($setup_info);
return $setup_info;
}
function check_depends($setup_info)
{
/* Run the list of apps */
foreach($setup_info as $key => $value)
{
/* Does this app have any depends */
if(isset($value['depends']))
{
/* If so find out which apps it depends on */
foreach($value['depends'] as $depkey => $depvalue)
{
/* I set this to False until we find a compatible version of this app */
$setup_info['depends'][$depkey]['status'] = False;
/* Now we loop thru the versions looking for a compatible version */
foreach($depvalue['versions'] as $depskey => $depsvalue)
{
$currentver = $setup_info[$depvalue['appname']]['currentver'];
if ($depvalue['appname'] == 'phpgwapi' && substr($currentver,0,6) == '0.9.99')
{
$currentver = '0.9.14.508';
}
$major = $GLOBALS['egw_setup']->get_major($currentver);
if ($major == $depsvalue)
{
$setup_info['depends'][$depkey]['status'] = True;
}
else // check if majors are equal and minors greater or equal
{
$major_depsvalue = $GLOBALS['egw_setup']->get_major($depsvalue);
list(,,,$minor_depsvalue) = explode('.',$depsvalue);
list(,,,$minor) = explode('.',$currentver);
if ($major == $major_depsvalue && $minor <= $minor_depsvalue)
{
$setup_info['depends'][$depkey]['status'] = True;
}
}
}
}
/*
Finally, we loop through the dependencies again to look for apps that still have a failure status
If we find one, we set the apps overall status as a dependency failure.
*/
foreach($value['depends'] as $depkey => $depvalue)
{
if ($setup_info['depends'][$depkey]['status'] == False)
{
/* Only set this if it has not already failed to upgrade - Milosch */
if($setup_info[$key]['status'] != 'F')//&& $setup_info[$key]['status'] != 'C')
{
/* Added check for status U - uninstalled apps carry this flag (upgrade from nothing == install).
* This should fix apps showing post-install dep failure when they are not yet installed.
*/
if($setup_info[$key]['status'] == 'C' || $setup_info[$key]['status'] == 'U')
{
$setup_info[$key]['status'] = 'D';
}
else
{
$setup_info[$key]['status'] = 'P';
}
}
}
}
}
}
return $setup_info;
}
/*
Called during the mass upgrade routine (Stage 1) to check for apps
that wish to be excluded from this process.
*/
function upgrade_exclude($setup_info)
{
foreach($setup_info as $key => $value)
{
if(isset($value['no_mass_update']))
{
unset($setup_info[$key]);
}
}
return $setup_info;
}
function check_header()
{
if(!file_exists('../header.inc.php'))
{
$GLOBALS['egw_info']['setup']['header_msg'] = 'Stage One';
return '1';
}
else
{
if(!@isset($GLOBALS['egw_info']['server']['header_admin_password']))
{
$GLOBALS['egw_info']['setup']['header_msg'] = 'Stage One (No header admin password set)';
return '2';
}
elseif(!@isset($GLOBALS['egw_domain']))
{
$GLOBALS['egw_info']['setup']['header_msg'] = 'Stage One (Add domains to your header.inc.php)';
return '3';
}
elseif(@$GLOBALS['egw_info']['server']['versions']['header'] != @$GLOBALS['egw_info']['server']['versions']['current_header'])
{
$GLOBALS['egw_info']['setup']['header_msg'] = 'Stage One (Upgrade your header.inc.php)';
return '4';
}
}
/* header.inc.php part settled. Moving to authentication */
$GLOBALS['egw_info']['setup']['header_msg'] = 'Stage One (Completed)';
return '10';
}
function check_db($setup_info='')
{
$setup_info = $setup_info ? $setup_info : $GLOBALS['setup_info'];
$GLOBALS['egw_setup']->db->Halt_On_Error = 'no';
// _debug_array($setup_info);
if (!$GLOBALS['egw_setup']->db->Link_ID)
{
$old = error_reporting();
error_reporting($old & ~E_WARNING); // no warnings
$GLOBALS['egw_setup']->db->connect();
error_reporting($old);
}
if (!$GLOBALS['egw_setup']->db->Link_ID)
{
$GLOBALS['egw_info']['setup']['header_msg'] = 'Stage 1 (Create Database)';
return 1;
}
if(!isset($setup_info['phpgwapi']['currentver']))
{
$setup_info = $this->get_db_versions($setup_info);
}
// _debug_array($setup_info);
if (isset($setup_info['phpgwapi']['currentver']))
{
if(@$setup_info['phpgwapi']['currentver'] == @$setup_info['phpgwapi']['version'])
{
$GLOBALS['egw_info']['setup']['header_msg'] = 'Stage 1 (Tables Complete)';
return 10;
}
else
{
$GLOBALS['egw_info']['setup']['header_msg'] = 'Stage 1 (Tables need upgrading)';
return 4;
}
}
else
{
/* no tables, so checking if we can create them */
$GLOBALS['egw_setup']->db->query('CREATE TABLE phpgw_testrights ( testfield varchar(5) NOT NULL )');
if(!$GLOBALS['egw_setup']->db->Errno)
{
$GLOBALS['egw_setup']->db->query('DROP TABLE phpgw_testrights');
$GLOBALS['egw_info']['setup']['header_msg'] = 'Stage 3 (Install Applications)';
return 3;
}
else
{
$GLOBALS['egw_info']['setup']['header_msg'] = 'Stage 1 (Create Database)';
return 1;
}
}
}
function check_config()
{
$GLOBALS['egw_setup']->db->Halt_On_Error = 'no';
if(@$GLOBALS['egw_info']['setup']['stage']['db'] != 10)
{
return '';
}
/* Since 0.9.10pre6 config table is named as phpgw_config */
$ver = explode('.',@$GLOBALS['egw_info']['server']['versions']['phpgwapi']);
$config_table = $ver[0] > 0 || (int)$ver[2] > 10 ? 'phpgw_config' : 'config';
if(ereg("([0-9]+)(pre)([0-9]+)",$ver[2],$regs))
{
if(($regs[1] == '10') && ($regs[3] >= '6'))
{
$config_table = 'phpgw_config';
}
}
@$GLOBALS['egw_setup']->db->query("select config_value from $config_table where config_name='freshinstall'");
$configured = $GLOBALS['egw_setup']->db->next_record() ? $GLOBALS['egw_setup']->db->f('config_value') : False;
if($configed)
{
$GLOBALS['egw_info']['setup']['header_msg'] = 'Stage 2 (Needs Configuration)';
return 1;
}
else
{
$GLOBALS['egw_info']['setup']['header_msg'] = 'Stage 2 (Configuration OK)';
return 10;
}
}
function check_lang($check = True)
{
$GLOBALS['egw_setup']->db->Halt_On_Error = 'no';
if($check && $GLOBALS['egw_info']['setup']['stage']['db'] != 10)
{
return '';
}
if (!$check)
{
$GLOBALS['setup_info'] = $GLOBALS['egw_setup']->detection->get_db_versions($GLOBALS['setup_info']);
}
if($GLOBALS['egw_setup']->alessthanb($GLOBALS['setup_info']['phpgwapi']['currentver'], '0.9.14.501') ||
ereg('0\.9\.15\.00[01]{1,1}',$GLOBALS['setup_info']['phpgwapi']['currentver']))
{
$langtbl = 'lang';
$languagestbl = 'languages';
}
else
{
$langtbl = 'phpgw_lang';
$languagestbl = 'phpgw_languages';
}
$GLOBALS['egw_setup']->db->query($q = "SELECT DISTINCT lang FROM $langtbl",__LINE__,__FILE__);
if($GLOBALS['egw_setup']->db->num_rows() == 0)
{
$GLOBALS['egw_info']['setup']['header_msg'] = 'Stage 3 (No languages installed)';
return 1;
}
else
{
while(@$GLOBALS['egw_setup']->db->next_record())
{
$GLOBALS['egw_info']['setup']['installed_langs'][$GLOBALS['egw_setup']->db->f('lang')] = $GLOBALS['egw_setup']->db->f('lang');
}
foreach($GLOBALS['egw_info']['setup']['installed_langs'] as $key => $value)
{
$sql = "SELECT lang_name FROM $languagestbl WHERE lang_id = '".$value."'";
$GLOBALS['egw_setup']->db->query($sql);
if ($GLOBALS['egw_setup']->db->next_record())
{
$GLOBALS['egw_info']['setup']['installed_langs'][$value] = $GLOBALS['egw_setup']->db->f('lang_name');
}
}
$GLOBALS['egw_info']['setup']['header_msg'] = 'Stage 3 (Completed)';
return 10;
}
}
/*
@function check_app_tables
@abstract Verify that all of an app's tables exist in the db
@param $appname
@param $any optional, set to True to see if any of the apps tables are installed
*/
function check_app_tables($appname,$any=False)
{
$none = 0;
$setup_info = $GLOBALS['setup_info'];
if(@$setup_info[$appname]['tables'])
{
/* Make a copy, else we send some callers into an infinite loop */
$copy = $setup_info;
$GLOBALS['egw_setup']->db->Halt_On_Error = 'no';
$table_names = $GLOBALS['egw_setup']->db->table_names();
$tables = Array();
foreach($table_names as $key => $val)
{
$tables[] = $val['table_name'];
}
foreach($copy[$appname]['tables'] as $key => $val)
{
if($GLOBALS['DEBUG'])
{
echo '<br>check_app_tables(): Checking: ' . $appname . ',table: ' . $val;
}
if(!in_array($val,$tables))
{
if($GLOBALS['DEBUG'])
{
echo '<br>check_app_tables(): ' . $val . ' missing!';
}
if(!$any)
{
return False;
}
else
{
$none++;
}
}
else
{
if($any)
{
if($GLOBALS['DEBUG'])
{
echo '<br>check_app_tables(): Some tables installed';
}
return True;
}
}
}
}
if($none && $any)
{
if($GLOBALS['DEBUG'])
{
echo '<br>check_app_tables(): No tables installed';
}
return False;
}
else
{
if($GLOBALS['DEBUG'])
{
echo '<br>check_app_tables(): All tables installed';
}
return True;
}
}
}
?>
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