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

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<?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. *
\**************************************************************************/
/* $Id$ */
class phpgw_setup_detection
{
var $db;
var $oProc;
var $tables;
function get_versions()
{
$d = dir(PHPGW_SERVER_ROOT);
while($entry=$d->read())
{
if (!ereg('setup',$entry) && is_dir(PHPGW_SERVER_ROOT.'/'.$entry))
{
$f = PHPGW_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='')
{
$this->db->Halt_On_Error = 'no';
$tables = $this->db->table_names();
while(list($key,$val) = @each($tables))
{
$tname[] = $val['table_name'];
}
$newapps = $this->isinarray('phpgw_applications',$tname);
$oldapps = $this->isinarray('applications',$tname);
if ( ( is_array($tables) ) && ( count($tables) > 0 ) && ( $newapps || $oldapps ) )
{
/* one of these tables exists. checking for post/pre beta version */
if ($newapps)
{
$this->db->query('select * from phpgw_applications');
while (@$this->db->next_record())
{
$setup_info[$this->db->f('app_name')]['currentver'] = $this->db->f('app_version');
$setup_info[$this->db->f('app_name')]['enabled'] = $this->db->f('app_enabled');
}
/* This is to catch old setup installs that did not have phpgwapi listed as an app */
if (!$setup_info['phpgwapi']['currentver'])
{
$tmp = $setup_info['phpgwapi']['version']; /* save the file version */
$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;
$GLOBALS['setup_info'] = $setup_info;
$this->register_app('phpgwapi');
$setup_info['phpgwapi']['version'] = $tmp; /* restore the file version */
}
}
elseif ($oldapps)
{
$this->db->query('select * from applications');
while (@$this->db->next_record())
{
if ($this->db->f('app_name') == 'admin')
{
$setup_info['phpgwapi']['currentver'] = $this->db->f('app_version');
}
$setup_info[$this->db->f('app_name')]['currentver'] = $this->db->f('app_version');
}
}
}
// _debug_array($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)
{
reset ($setup_info);
while (list ($key, $value) = each ($setup_info))
{
//echo '<br>'.$setup_info[$key]['name'].'STATUS: '.$setup_info[$key]['status'];
/* Only set this if it has not already failed to upgrade - Milosch */
if (!( ($setup_info[$key]['status'] == 'F') || ($setup_info[$key]['status'] == 'C') ))
{
//if ($setup_info[$key]['currentver'] > $setup_info[$key]['version'])
if ($this->amorethanb($setup_info[$key]['currentver'],$setup_info[$key]['version']))
{
$setup_info[$key]['status'] = 'V';
}
elseif ($setup_info[$key]['currentver'] == $setup_info[$key]['version'])
{
$setup_info[$key]['status'] = 'C';
}
elseif ($this->alessthanb($setup_info[$key]['currentver'],$setup_info[$key]['version']))
{
$setup_info[$key]['status'] = 'U';
}
else
{
$setup_info[$key]['status'] = 'U';
}
}
}
// _debug_array($setup_info);
return $setup_info;
}
function check_depends($setup_info)
{
reset ($setup_info);
/* Run the list of apps */
while (list ($key, $value) = each ($setup_info))
{
/* Does this app have any depends */
if (isset($value['depends']))
{
/* If so find out which apps it depends on */
while (list ($depkey, $depvalue) = each ($value['depends']))
{
/* 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 */
while (list ($depskey, $depsvalue) = each ($value['depends'][$depkey]['versions']))
{
$major = $this->get_major($setup_info[$value['depends'][$depkey]['appname']]['currentver']);
if ($major == $depsvalue)
{
$setup_info['depends'][$depkey]['status'] = True;
}
else
{
}
}
}
/*
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.
*/
reset ($value['depends']);
while (list ($depkey, $depvalue) = each ($value['depends']))
{
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')
{
if($setup_info[$key]['status'] == 'C')
{
$setup_info[$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)
{
@reset ($setup_info);
while(list($key,$value) = @each($setup_info))
{
if(isset($value['no_mass_update']))
{
unset($setup_info[$key]);
}
}
return $setup_info;
}
function check_header()
{
if(!file_exists('../header.inc.php'))
{
$GLOBALS['phpgw_info']['setup']['header_msg'] = 'Stage One';
return '1';
}
else
{
if (!isset($GLOBALS['phpgw_info']['server']['header_admin_password']))
{
$GLOBALS['phpgw_info']['setup']['header_msg'] = 'Stage One (No header admin password set)';
return '2';
}
elseif (!isset($GLOBALS['phpgw_domain']))
{
$GLOBALS['phpgw_info']['setup']['header_msg'] = 'Stage One (Upgrade your header.inc.php)';
return '3';
}
elseif ($GLOBALS['phpgw_info']['server']['versions']['header'] != $GLOBALS['phpgw_info']['server']['versions']['current_header'])
{
$GLOBALS['phpgw_info']['setup']['header_msg'] = 'Stage One (Upgrade your header.inc.php)';
return '3';
}
}
/* header.inc.php part settled. Moving to authentication */
$GLOBALS['phpgw_info']['setup']['header_msg'] = 'Stage One (Completed)';
return '10';
}
function check_db()
{
$setup_info = $GLOBALS['setup_info'];
$this->db->Halt_On_Error = 'no';
// _debug_array($setup_info);
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['phpgw_info']['setup']['header_msg'] = 'Stage 1 (Tables Complete)';
return 10;
}
else
{
$GLOBALS['phpgw_info']['setup']['header_msg'] = 'Stage 1 (Tables need upgrading)';
return 4;
}
}
else
{
/* no tables, so checking if we can create them */
$this->db->query('CREATE TABLE phpgw_testrights ( testfield varchar(5) NOT NULL )');
if (! $this->db->Errno)
{
$this->db->query('DROP TABLE phpgw_testrights');
$GLOBALS['phpgw_info']['setup']['header_msg'] = 'Stage 3 (Install Applications)';
return 3;
}
else
{
$GLOBALS['phpgw_info']['setup']['header_msg'] = 'Stage 1 (Create Database)';
return 1;
}
}
}
function check_config()
{
$this->db->Halt_On_Error = 'no';
if ($GLOBALS['phpgw_info']['setup']['stage']['db'] != 10)
{
return '';
}
/* Since 0.9.10pre6 config table is named as phpgw_config */
$config_table = 'config';
$ver = explode('.',$GLOBALS['phpgw_info']['server']['versions']['phpgwapi']);
if(ereg("([0-9]+)(pre)([0-9]+)",$ver[2],$regs))
{
if(($regs[1] == '10') && ($regs[3] >= '6'))
{
$config_table = 'phpgw_config';
}
}
@$this->db->query("select config_value from $config_table where config_name='freshinstall'");
$this->db->next_record();
$configed = $this->db->f('config_value');
if ($configed)
{
$GLOBALS['phpgw_info']['setup']['header_msg'] = 'Stage 2 (Needs Configuration)';
return 1;
}
else
{
$GLOBALS['phpgw_info']['setup']['header_msg'] = 'Stage 2 (Configuration OK)';
return 10;
}
}
function check_lang()
{
$this->db->Halt_On_Error = 'no';
if($GLOBALS['phpgw_info']['setup']['stage']['db'] != 10)
{
return '';
}
if($this->alessthanb($GLOBALS['setup_info']['phpgwapi']['currentver'], '0.9.15.002'))
{
$langtbl = 'lang';
$langstbl = 'languages';
}
else
{
$langtbl = 'phpgw_lang';
$langstbl = 'phpgw_languages';
}
$this->db->query("SELECT DISTINCT lang FROM $langtbl",__LINE__,__FILE__);
if ($this->db->num_rows() == 0)
{
$GLOBALS['phpgw_info']['setup']['header_msg'] = 'Stage 3 (No languages installed)';
return 1;
}
else
{
while(@$this->db->next_record())
{
$GLOBALS['phpgw_info']['setup']['installed_langs'][$this->db->f('lang')] = $this->db->f('lang');
}
reset($GLOBALS['phpgw_info']['setup']['installed_langs']);
while(list($key, $value) = each($GLOBALS['phpgw_info']['setup']['installed_langs']))
{
$sql = "SELECT lang_name FROM $langstbl WHERE lang_id = '".$value."';";
$this->db->query($sql);
$this->db->next_record();
$GLOBALS['phpgw_info']['setup']['installed_langs'][$value] = $this->db->f('lang_name');
}
$GLOBALS['phpgw_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)
{
$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;
$this->db->Halt_On_Error = 'no';
$tablenames = $this->db->table_names();
while(list($key,$val) = @each($tablenames))
{
$tables[] = $val['table_name'];
}
while(list($key,$val) = @each($copy[$appname]['tables']))
{
if ($GLOBALS['DEBUG']) { echo '<br>check_app_tables(): Checking: ' . $appname . ',table: ' . $val; }
if(!$this->isinarray($val,$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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