egroupware_official/phpgwapi/setup/tables_update.inc.php

<?php
/**
 * eGroupWare - API Setup
 *
 * Update scripts 1.4 --> 1.6
 *
 * @link http://www.egroupware.org
 * @package api
 * @subpackage setup
 * @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
 * @version $Id$
 */

/* Include older eGroupWare update support */
include('tables_update_0_9_9.inc.php');
include('tables_update_0_9_10.inc.php');
include('tables_update_0_9_12.inc.php');
include('tables_update_0_9_14.inc.php');
include('tables_update_1_0.inc.php');
include('tables_update_1_2.inc.php');

// updates from the stable 1.4 branch
$test[] = '1.4.001';
function phpgwapi_upgrade1_4_001()
{
	return $GLOBALS['setup_info']['phpgwapi']['currentver'] = '1.5.001';
}

$test[] = '1.4.002';
function phpgwapi_upgrade1_4_002()
{
	return $GLOBALS['setup_info']['phpgwapi']['currentver'] = '1.5.001';
}

$test[] = '1.4.003';
function phpgwapi_upgrade1_4_003()
{
	return $GLOBALS['setup_info']['phpgwapi']['currentver'] = '1.5.001';
}

$test[] = '1.4.004';
function phpgwapi_upgrade1_4_004()
{
	return $GLOBALS['setup_info']['phpgwapi']['currentver'] = '1.5.001';
}

$test[] = '1.5.001';
function phpgwapi_upgrade1_5_001()
{
	$GLOBALS['egw_setup']->oProc->AlterColumn('egw_addressbook','org_name',array(
		'type' => 'varchar',
		'precision' => '128',
		'nullable' => true
	));
	$GLOBALS['egw_setup']->oProc->AlterColumn('egw_addressbook','contact_email',array(
		'type' => 'varchar',
		'precision' => '128',
		'nullable' => true
	));
	$GLOBALS['egw_setup']->oProc->AlterColumn('egw_addressbook','contact_email_home',array(
		'type' => 'varchar',
		'precision' => '128',
		'nullable' => true
	));

	return $GLOBALS['setup_info']['phpgwapi']['currentver'] = '1.5.002';
}

$test[] = '1.5.002';
function phpgwapi_upgrade1_5_002()
{
	$GLOBALS['egw_setup']->oProc->CreateTable('egw_sqlfs',array(
		'fd' => array(
			'fs_id' => array('type' => 'auto','nullable' => False),
			'fs_dir' => array('type' => 'int','precision' => '4','nullable' => False),
			'fs_name' => array('type' => 'varchar','precision' => '200','nullable' => False),
			'fs_mode' => array('type' => 'int','precision' => '2','nullable' => False),
			'fs_uid' => array('type' => 'int','precision' => '4','nullable' => False,'default' => '0'),
			'fs_gid' => array('type' => 'int','precision' => '4','nullable' => False,'default' => '0'),
			'fs_created' => array('type' => 'timestamp','precision' => '8','nullable' => False,'default' => 'current_timestamp'),
			'fs_modified' => array('type' => 'timestamp','precision' => '8','nullable' => False),
			'fs_mime' => array('type' => 'varchar','precision' => '64','nullable' => False),
			'fs_size' => array('type' => 'int','precision' => '8','nullable' => False),
			'fs_creator' => array('type' => 'int','precision' => '4','nullable' => False),
			'fs_modifier' => array('type' => 'int','precision' => '4'),
			'fs_active' => array('type' => 'bool','nullable' => False,'default' => 't'),
			'fs_comment' => array('type' => 'varchar','precision' => '255'),
			'fs_content' => array('type' => 'blob')
		),
		'pk' => array('fs_id'),
		'fk' => array(),
		'ix' => array(array('fs_dir','fs_active','fs_name')),
		'uc' => array()
	));

	return $GLOBALS['setup_info']['phpgwapi']['currentver'] = '1.5.003';
}

$test[] = '1.5.003';
function phpgwapi_upgrade1_5_003()
{
	// import the current egw_vfs into egw_sqlfs
	// ToDo: moving /infolog and /infolog/$app to /apps in the files dir!!!
	$debug = $GLOBALS['DEBUG'];

	// delete the table in case this update runs multiple times
	$GLOBALS['egw_setup']->db->query('DELETE FROM egw_sqlfs',__LINE__,__FILE__);
	if ($GLOBALS['egw_setup']->db->Type == 'mysql')
	{
		$GLOBALS['egw_setup']->db->query('ALTER TABLE egw_sqlfs  AUTO_INCREMENT=1',__LINE__,__FILE__);
	}
	// make sure the required dirs are there and have the following id's
	$dirs = array(
		'/' => 1,
		'/home' => 2,
		'/apps' => 3,
	);
	foreach($dirs as $path => $id)
	{
		$nrow = array(
			'fs_id' => $id,
			'fs_dir'  => $path == '/' ? 0 : $dirs['/'],
			'fs_name' => substr($path,1),
			'fs_mode' => 05,
			'fs_uid' => 0,
			'fs_gid' => 0,
			'fs_created' => time(),
			'fs_modified' => time(),
			'fs_mime' => 'httpd/unix-directory',
			'fs_size' => 0,
			'fs_creator' => 0,
			'fs_modifier' => 0,
			'fs_comment' => null,
			'fs_content' => null,
		);
		$GLOBALS['egw_setup']->db->insert('egw_sqlfs',$nrow,false,__LINE__,__FILE__,'phpgwapi');
	}
	$query = $GLOBALS['egw_setup']->db->select('egw_vfs','*',"vfs_mime_type != 'journal' AND vfs_mime_type != 'journal-deleted'",__LINE__,__FILE__,false,'ORDER BY length(vfs_directory) ASC','phpgwapi');
	if ($debug) echo "rows=<pre>\n";

	foreach($query as $row)
	{
		// rename the /infolog dir to /apps/infolog and /infolog/$app /apps/$app
		if (substr($row['vfs_directory'],0,8) == '/infolog')
		{
			$parts = explode('/',$row['vfs_directory']);	// 0 = '', 1 = 'infolog', 2 = app or info_id
			//$parts[1] = is_numeric($parts[2]) ? 'apps/infolog' : 'apps';
			$parts[1] = $row['vfs_directory']=='/infolog' && is_numeric($row['vfs_name']) ||
				$parts[1]=='infolog' && is_numeric($parts[2]) ? 'apps/infolog' : 'apps';
			$row['vfs_directory'] = implode('/',$parts);
		}
		elseif ($row['vfs_directory'] == '/' && $row['vfs_name'] == 'infolog')
		{
			$row['vfs_directory'] = '/apps';
		}
		$nrow = array(
			'fs_dir'  => $dirs[$row['vfs_directory']],
			'fs_name' => $row['vfs_name'],
			'fs_mode' => $row['vfs_owner_id'] > 0 ?
				($row['vfs_mime_type'] == 'Directory' ? 0700 : 0600) :
				($row['vfs_mime_type'] == 'Directory' ? 0070 : 0060),
			'fs_uid' => $row['vfs_owner_id'] > 0 ? $row['vfs_owner_id'] : 0,
			'fs_gid' => $row['vfs_owner_id'] < 0 ? -$row['vfs_owner_id'] : 0,
			'fs_created' => $row['vfs_created'],
			'fs_modified' => $row['vfs_modified'] ? $row['vfs_modified'] : $row['vfs_created'],
			'fs_mime' => $row['vfs_mime_type'] == 'Directory' ? 'httpd/unix-directory' :
				($row['vfs_mime_type'] ? $row['vfs_mime_type'] : 'application/octet-stream'),
			'fs_size' => $row['vfs_size'],
			'fs_creator' => $row['vfs_createdby_id'],
			'fs_modifier' => $row['vfs_modifedby_id'],
			'fs_comment' => $row['vfs_comment'] ? $row['vfs_comment'] : null,
			'fs_content' => $row['vfs_content'],
		);
		if ($debug)
		{
			foreach($row as $key => $val)
			{
				if (is_numeric($key)) unset($row[$key]);
			}
			print_r($row);
			print_r($nrow);
		}
		if ($row['vfs_mime_type'] == 'Directory')
		{
			$dir = ($row['vfs_directory'] == '/' ? '' : $row['vfs_directory']).'/'.$row['vfs_name'];

			if (!isset($dirs[$dir]))	// ignoring doublicate dirs, my devel box has somehow many of them specially /home
			{
				$GLOBALS['egw_setup']->db->insert('egw_sqlfs',$nrow,false,__LINE__,__FILE__,'phpgwapi');
				$dirs[$dir] = $GLOBALS['egw_setup']->db->get_last_insert_id('egw_sqlfs','fs_id');
				if ($debug) echo "<b>$dir = {$dirs[$dir]}</b>\n";
			}
			elseif ($debug)
			{
				echo "<b>ignoring doublicate directory '$dir'!</b>\n";
			}
		}
		else
		{
			$GLOBALS['egw_setup']->db->insert('egw_sqlfs',$nrow,false,__LINE__,__FILE__,'phpgwapi');
		}

	}
	if ($debug)
	{
		echo "dirs=";
		print_r($dirs);
		echo "</pre>\n";
	}
	return $GLOBALS['setup_info']['phpgwapi']['currentver'] = '1.5.004';
}

$test[] = '1.5.004';
function phpgwapi_upgrade1_5_004()
{
	// convert the filemanager group grants into extended ACL

	// delete all sqlfs entries from the ACL table, in case we run multiple times
	$GLOBALS['egw_setup']->db->delete('egw_acl',array('acl_appname' => sqlfs_stream_wrapper::EACL_APPNAME),__LINE__,__FILE__);

	$GLOBALS['egw_setup']->setup_account_object();
	$accounts = $GLOBALS['egw_setup']->accounts;
	$accounts = new accounts();

	egw_vfs::$is_root = true;	// we need root rights to set the extended acl, without being the owner

	foreach($GLOBALS['egw_setup']->db->select('egw_acl','*',array(
		'acl_appname' => 'filemanager',
		"acl_location != 'run'",
	),__LINE__,__FILE__) as $row)
	{
		$rights = egw_vfs::READABLE | egw_vfs::EXECUTABLE;
		if($row['acl_rights'] > 1) $rights |= egw_vfs::WRITABLE;

		if (($lid = $accounts->id2name($row['acl_account'])) && $accounts->exists($row['acl_location']))
		{
			$ret = sqlfs_stream_wrapper::eacl('/home/'.$lid,$rights,(int)$row['acl_location']);
			//echo "<p>sqlfs_stream_wrapper::eacl('/home/$lid',$rights,$row[acl_location])=$ret</p>\n";
		}
	}
	egw_vfs::$is_root = false;

	return $GLOBALS['setup_info']['phpgwapi']['currentver'] = '1.5.005';
}

$test[] = '1.5.005';
function phpgwapi_upgrade1_5_005()
{
	// move /infolog/$app to /apps/$app and /infolog to /apps/infolog

	$files_dir = $GLOBALS['egw_setup']->db->select('egw_config','config_value',array(
		'config_name' => 'files_dir',
		'config_app' => 'phpgwapi',
	),__LINE__,__FILE__)->fetchSingle();

	if ($files_dir && file_exists($files_dir) && file_exists($files_dir.'/infolog'))
	{
		mkdir($files_dir.'/apps',0700,true);
		if (($dir = opendir($files_dir.'/infolog')))
		{
			while(($app = readdir($dir)))
			{
				if (!is_numeric($app) && $app[0] != '.')	// ingore infolog entries and . or ..
				{
					rename($files_dir.'/infolog/'.$app,$files_dir.'/apps/'.$app);
				}
			}
			closedir($dir);
			rename($files_dir.'/infolog',$files_dir.'/apps/infolog');
		}
	}

	return $GLOBALS['setup_info']['phpgwapi']['currentver'] = '1.5.006';
}

$test[] = '1.5.006';
function phpgwapi_upgrade1_5_006()
{
	// drop filescenter tables, if filecenter is not installed
	static $filescenter_tables = array(
		'phpgw_vfs2_mimetypes',
		'phpgw_vfs2_files',
		'phpgw_vfs2_customfields',
		'phpgw_vfs2_quota',
		'phpgw_vfs2_shares',
		'phpgw_vfs2_versioning',
		'phpgw_vfs2_customfields_data',
		'phpgw_vfs2_prefixes',
	);
	$filescenter_app = $GLOBALS['egw_setup']->db->select('egw_applications','*',array(
		'app_name' => 'filescenter',
	),__LINE__,__FILE__)->fetchSingle();

	if (!$filescenter_app || !is_dir(EGW_INCLUDE_ROOT.'/filescenter'))
	{
		foreach($filescenter_tables as $table)
		{
			$GLOBALS['egw_setup']->oProc->DropTable($table);
		}
		if ($filescenter_app)	// app installed, but no sources --> deinstall it
		{
			$GLOBALS['egw_setup']->db->delete('egw_applications',array(
				'app_name' => 'filescenter',
			),__LINE__,__FILE__);
		}
	}
	else
	{
		// move tables to the filescenter app
		$GLOBALS['egw_setup']->db->update('egw_applications',array(
			'app_tables' => implode(',',$filescenter_tables),
		),array(
			'app_name' => 'filescenter',
		),__LINE__,__FILE__);
	}

	return $GLOBALS['setup_info']['phpgwapi']['currentver'] = '1.5.007';
}

$test[] = '1.5.007';
function phpgwapi_upgrade1_5_007()
{
	// tables for the eGW-wide index

	foreach(array(
	'egw_index_keywords' => array(
		'fd' => array(
			'si_id' => array('type' => 'auto','nullable' => False),
			'si_keyword' => array('type' => 'varchar','precision' => '64','nullable' => False),
			'si_ignore' => array('type' => 'bool')
		),
		'pk' => array('si_id'),
		'fk' => array(),
		'ix' => array(),
		'uc' => array('si_keyword')
	),
	'egw_index' => array(
		'fd' => array(
			'si_app' => array('type' => 'varchar','precision' => '25','nullable' => False),
			'si_app_id' => array('type' => 'varchar','precision' => '50','nullable' => False),
			'si_id' => array('type' => 'int','precision' => '4','nullable' => False),
			'si_owner' => array('type' => 'int','precision' => '4','nullable' => False)
		),
		'pk' => array('si_app','si_app_id','si_id'),
		'fk' => array(),
		'ix' => array('si_id'),
		'uc' => array()
	),
	'egw_cat2entry' => array(
		'fd' => array(
			'ce_app' => array('type' => 'varchar','precision' => '25','nullable' => False),
			'ce_app_id' => array('type' => 'varchar','precision' => '50','nullable' => False),
			'cat_id' => array('type' => 'int','precision' => '4','nullable' => False),
			'ce_owner' => array('type' => 'int','precision' => '4','nullable' => False)
		),
		'pk' => array('ce_app','ce_app_id','cat_id'),
		'fk' => array(),
		'ix' => array('cat_id'),
		'uc' => array()
	)) as $table => $definition)
	{
		$GLOBALS['egw_setup']->oProc->CreateTable($table,$definition);
	}

	return $GLOBALS['setup_info']['phpgwapi']['currentver'] = '1.5.008';
}

$test[] = '1.5.008';
function phpgwapi_upgrade1_5_008()
{
	// add UID and etag columns to addressbook, required eg. for CardDAV
	$GLOBALS['egw_setup']->oProc->AddColumn('egw_addressbook','contact_etag',array(
		'type' => 'int',
		'precision' => '4',
		'default' => '0',
	));

	// add UID column to addressbook, required eg. for CardDAV
	$GLOBALS['egw_setup']->oProc->AddColumn('egw_addressbook','contact_uid',array(
		'type' => 'varchar',
		'precision' => '255'
	));

	$GLOBALS['egw_setup']->db->query("SELECT config_value FROM egw_config WHERE config_app='phpgwapi' AND config_name='install_id'",__LINE__,__FILE__);
	$install_id = $GLOBALS['egw_setup']->db->next_record() ? $GLOBALS['egw_setup']->db->f(0) : md5(time());
	$GLOBALS['egw_setup']->db->query('UPDATE egw_addressbook SET contact_uid='.$GLOBALS['egw_setup']->db->concat("'addressbook-'",'contact_id',"'-$install_id'"),__LINE__,__FILE__);

	$GLOBALS['egw_setup']->oProc->CreateIndex('egw_addressbook',array('contact_uid'),false);

	return $GLOBALS['setup_info']['phpgwapi']['currentver'] = '1.5.009';
}

$test[] = '1.5.009';
function phpgwapi_upgrade1_5_009()
{
	$GLOBALS['egw_setup']->oProc->CreateTable('egw_locks',array(
		'fd' => array(
			'lock_token' => array('type' => 'varchar','precision' => '255','nullable' => False),
			'lock_path' => array('type' => 'varchar','precision' => '255','nullable' => False),
			'lock_expires' => array('type' => 'int','precision' => '8','nullable' => False),
			'lock_owner' => array('type' => 'varchar','precision' => '255'),
			'lock_recursive' => array('type' => 'bool','nullable' => False,'default' => '0'),
			'lock_write' => array('type' => 'bool','nullable' => False,'default' => '0'),
			'lock_exclusive' => array('type' => 'bool','nullable' => False,'default' => '0'),
			'lock_created' => array('type' => 'int','precision' => '8','default' => '0'),
			'lock_modified' => array('type' => 'int','precision' => '8','default' => '0')
		),
		'pk' => array('lock_token'),
		'fk' => array(),
		'ix' => array('lock_path','lock_expires'),
		'uc' => array()
	));

	return $GLOBALS['setup_info']['phpgwapi']['currentver'] = '1.5.010';
}

function phpgwapi_upgrade1_5_010()
{
	$GLOBALS['egw_setup']->oProc->AddColumn('egw_applications','app_icon',array(
		'type' => 'varchar',
		'precision' => '32'
	));
	$GLOBALS['egw_setup']->oProc->AddColumn('egw_applications','app_icon_app',array(
		'type' => 'varchar',
		'precision' => '25'
	));
	$GLOBALS['egw_setup']->oProc->AddColumn('egw_applications','app_index',array(
		'type' => 'varchar',
		'precision' => '64'
	));

	return $GLOBALS['setup_info']['phpgwapi']['currentver'] = '1.5.011';
}

/**
 * Move sqlfs files from their path based location to the new (hashed) id base one and removed the not longer used dirs
 *
 * @return string
 */
function phpgwapi_upgrade1_5_011()
{
	if ($GLOBALS['DEBUG'] && isset($_SERVER['HTTP_HOST'])) echo "<pre style='text-align: left;'>\n";
	egw_vfs::$is_root = true;
	egw_vfs::load_wrapper('sqlfs');
	egw_vfs::find('sqlfs://default/',array(
		'url'  => true,
		'depth' => true,
	),create_function('$url,$stat','
		$new_path = sqlfs_stream_wrapper::_fs_path($stat["ino"]);	// loads egw_info/server/files_dir (!)
		if (file_exists($old_path = $GLOBALS["egw_info"]["server"]["files_dir"].($path=parse_url($url,PHP_URL_PATH))))
		{
			if (!is_dir($old_path))
			{
				if ($GLOBALS["DEBUG"]) echo "moving file $old_path --> $new_path\n";
				if (!file_exists($parent = dirname($new_path))) mkdir($parent,0777,true);	// 777 because setup-cli might run eg. by root
				rename($old_path,$new_path);
			}
			elseif($path != "/")
			{
				if ($GLOBALS["DEBUG"]) echo "removing directory $old_path\n";
				rmdir($old_path);
			}
		}
		elseif(!($stat["mode"] & sqlfs_stream_wrapper::MODE_DIR))
		{
			echo "phpgwapi_upgrade1_5_011() $url: $old_path not found!\n";
		}
	'));
	if ($GLOBALS['DEBUG'] && isset($_SERVER['HTTP_HOST'])) echo "</pre>\n";

	return $GLOBALS['setup_info']['phpgwapi']['currentver'] = '1.5.012';
}

function phpgwapi_upgrade1_5_012()
{
	$GLOBALS['egw_setup']->oProc->CreateTable('egw_sqlfs_props',array(
		'fd' => array(
			'fs_id' => array('type' => 'int','precision' => '4','nullable' => False),
			'prop_namespace' => array('type' => 'varchar','precision' => '64','nullable' => False),
			'prop_name' => array('type' => 'varchar','precision' => '64','nullable' => False),
			'prop_value' => array('type' => 'text')
		),
		'pk' => array('fs_id','prop_namespace','prop_name'),
		'fk' => array(),
		'ix' => array(),
		'uc' => array()
	));

	return $GLOBALS['setup_info']['phpgwapi']['currentver'] = '1.5.013';
}

function phpgwapi_upgrade1_5_013()
{
	foreach($GLOBALS['egw_setup']->db->select('egw_sqlfs','fs_id,fs_comment',"fs_comment IS NOT NULL AND fs_comment != ''",__LINE__,__FILE__) as $row)
	{
		$GLOBALS['egw_setup']->db->insert('egw_sqlfs_props',array(
			'fs_id' => $row['fs_id'],
			'prop_namespace' => 'http://egroupware.org/',
			'prop_name' => 'comment',
			'prop_value' => $row['fs_comment'],
		),false,__LINE__,__FILE__);
	}
	$GLOBALS['egw_setup']->oProc->DropColumn('egw_sqlfs',array(
		'fd' => array(
			'fs_id' => array('type' => 'auto','nullable' => False),
			'fs_dir' => array('type' => 'int','precision' => '4','nullable' => False),
			'fs_name' => array('type' => 'varchar','precision' => '200','nullable' => False),
			'fs_mode' => array('type' => 'int','precision' => '2','nullable' => False),
			'fs_uid' => array('type' => 'int','precision' => '4','nullable' => False,'default' => '0'),
			'fs_gid' => array('type' => 'int','precision' => '4','nullable' => False,'default' => '0'),
			'fs_created' => array('type' => 'timestamp','precision' => '8','nullable' => False,'default' => 'current_timestamp'),
			'fs_modified' => array('type' => 'timestamp','precision' => '8','nullable' => False),
			'fs_mime' => array('type' => 'varchar','precision' => '64','nullable' => False),
			'fs_size' => array('type' => 'int','precision' => '8','nullable' => False),
			'fs_creator' => array('type' => 'int','precision' => '4','nullable' => False),
			'fs_modifier' => array('type' => 'int','precision' => '4'),
			'fs_active' => array('type' => 'bool','nullable' => False,'default' => 't'),
			'fs_content' => array('type' => 'blob')
		),
		'pk' => array('fs_id'),
		'fk' => array(),
		'ix' => array(array('fs_dir','fs_active','fs_name')),
		'uc' => array()
	),'fs_comment');

	// no automatic timestamp for created field, as it would update on every update
	$GLOBALS['egw_setup']->oProc->AlterColumn('egw_sqlfs','fs_created',array(
		'type' => 'timestamp',
		'precision' => '8',
		'nullable' => False
	));

	return $GLOBALS['setup_info']['phpgwapi']['currentver'] = '1.5.014';
}

function phpgwapi_upgrade1_5_014()
{
	$GLOBALS['egw_setup']->oProc->AlterColumn('egw_history_log','history_status',array(
		'type' => 'varchar',
		'precision' => '64',
		'nullable' => False
	));

	return $GLOBALS['setup_info']['phpgwapi']['currentver'] = '1.5.015';
}

/**
 * Move files created directly in the root of sqlfs (fs_id < 100) into a /00 directory,
 * as they would conflict with dirnames in that directory.
 *
 * This update does nothing, if the files are already in the correct directory
 */
function phpgwapi_upgrade1_5_015()
{
	sqlfs_stream_wrapper::_fs_path(1);	// loads egw_info/server/files_dir (!)
	$sqlfs_dir = $GLOBALS['egw_info']['server']['files_dir'].'/sqlfs';

	if (file_exists($sqlfs_dir) && ($d = opendir($sqlfs_dir)))
	{
		while(($f = readdir($d)))
		{
			if (is_file($old_name = $sqlfs_dir.'/'.$f))
			{
				if (!$zero_dir)
				{
					if ($GLOBALS['DEBUG'] && isset($_SERVER['HTTP_HOST'])) echo "<pre style='text-align: left;'>\n";
 					mkdir($zero_dir = $sqlfs_dir.'/00',0777);
					echo "created dir for files with fs_id < 100: $zero_dir\n";
				}
				$new_name = $zero_dir.'/'.$f;
				if ($GLOBALS['DEBUG']) echo "moving file $old_name --> $new_name\n";
				rename($old_name,$new_name);
			}
		}
		closedir($d);
		if ($GLOBALS['DEBUG'] && isset($_SERVER['HTTP_HOST']) && $zero_dir) echo "</pre>\n";
	}

	return $GLOBALS['setup_info']['phpgwapi']['currentver'] = '1.5.016';
}

/**
 * Drop no longer needed egw_api_content_history.sync_guid column
 */
function phpgwapi_upgrade1_5_016()
{
	$GLOBALS['egw_setup']->oProc->DropColumn('egw_api_content_history',array(
		'fd' => array(
			'sync_appname' => array('type' => 'varchar','precision' => '60','nullable' => False),
			'sync_contentid' => array('type' => 'varchar','precision' => '60','nullable' => False),
			'sync_added' => array('type' => 'timestamp'),
			'sync_modified' => array('type' => 'timestamp'),
			'sync_deleted' => array('type' => 'timestamp'),
			'sync_id' => array('type' => 'auto','nullable' => False),
			'sync_changedby' => array('type' => 'int','precision' => '4','nullable' => False)
		),
		'pk' => array('sync_id'),
		'fk' => array(),
		'ix' => array('sync_added','sync_modified','sync_deleted','sync_guid','sync_changedby',array('sync_appname','sync_contentid')),
		'uc' => array()
	),'sync_guid');

	return $GLOBALS['setup_info']['phpgwapi']['currentver'] = '1.5.017';
}