X-Git-Url: http://wagnertech.de/git?a=blobdiff_plain;f=dbinstall.php;h=c2ce261808c15ccb619886cdc8fccafa0c072bb6;hb=HEAD;hp=67fac318281792f73a8be16faf6f105443a49e73;hpb=80481c14be5a7ac9e4d386ad7b3ec71d7628e03b;p=timetracker.git

diff --git a/dbinstall.php b/dbinstall.php
index 67fac318..c2ce2618 100644
--- a/dbinstall.php
+++ b/dbinstall.php
@@ -34,22 +34,51 @@ import('ttTaskHelper');
 import('ttRoleHelper');
 import('ttOrgHelper');
 
-// setChange - executes an sql statement. TODO: rename this function to something better.
-// Better yet, redo the entire thing and make an installer.
-function setChange($sql) {
+// TODO: we need an installer.
+
+// ttExecute - executes an sql statement and prints either an error or a success message.
+function ttExecute($sql) {
   print "<pre>".$sql."</pre>";
   $mdb2 = getConnection();
   $affected = $mdb2->exec($sql);
   if (is_a($affected, 'PEAR_Error'))
-    print "error: ".$affected->getMessage()."<br>";
+    print '<font color="red">Error: '.$affected->getMessage().'.</font><br>';
   else
-    print "successful update<br>\n";
+    print "Successful update.<br>\n";
 }
 
+// ttGenerateKeys - generates keys for groups that do not have them.
+function ttGenerateKeys() {
+  $mdb2 = getConnection();
+  $sql = "select id from tt_groups where group_key is null and status = 1";
+  $res = $mdb2->query($sql);
+  if (is_a($res, 'PEAR_Error')) die($res->getMessage());
+
+  $numGroups = 0;
+  while ($val = $res->fetchRow()) {
+    $group_id = $val['id'];
+    $group_key = $mdb2->quote(ttRandomString());
+    $sql = "update tt_groups set group_key = $group_key where id = $group_id";
+    $affected = $mdb2->exec($sql);
+    if (is_a($affected, 'PEAR_Error')) die($affected->getMessage());
+    $numGroups++;
+  }
+  print "<br>Generated keys for $numGroups groups.<br>\n";
+}
 
 if ($request->isGet()) {
   echo('<h2>Environment Checks</h2>');
 
+  // Determine if cookies are enabled in browser.
+  // session_start(); // already called in initialize.php.
+  $session_id1 = session_id();
+  session_destroy();
+  session_start();
+  $session_id2 = session_id();
+  if ($session_id1 != $session_id2) {
+    echo('<font color="red">Error: browser cookies are off.</font><br>');
+  }
+
   // Check if WEB-INF/templates_c dir is writable.
   if (is_writable(APP_DIR.'/WEB-INF/templates_c/')) {
     echo('WEB-INF/templates_c/ directory is writable.<br>');
@@ -62,12 +91,15 @@ if ($request->isGet()) {
     echo('WEB-INF/config.php file exists.<br>');
 
     // Config file must start with the PHP opening tag. We are checking this because
-    // a Unicode editor may insert a byte order mark (BOM) before it. This is not good as it will
-    // spit white space before output in some situations such as in PDF reports.
+    // a Unicode editor may insert a byte order mark (BOM) before it.
+    // This is not good as it is printed as unintentional white space in output.
+    // Consequences:
+    //   1) PHP redirects may stop working, depending on server settings.
+    //   2) PDF reports and attachment downloads will become unusable (cannot open files).
     $file = fopen(APP_DIR.'/WEB-INF/config.php', 'r');
     $line = fgets($file);
     if (strcmp("<?php\n", $line) !== 0 && strcmp("<?php\r\n", $line) !== 0) {
-      echo('<font color="red">Error: WEB-INF/config.php file does not start with PHP opening tag.</font><br>');
+      echo('<font color="red">Error: WEB-INF/config.php file does not start with a PHP opening tag.</font>  See <a href="https://www.anuko.com/lp/tt_33.htm" target="_blank">explanation</a>.<br>');
     }
     fclose($file);
   } else {
@@ -131,6 +163,11 @@ if ($request->isGet()) {
     }
   }
 
+  // Check is libxml is enabled (which is a PHP default).
+  if (!function_exists('libxml_clear_errors')) {
+    echo('<font color="red">Error: libxml is not enabled. It is required for import group operation (to parse XML).</font><br>');
+  }
+
   // Check database access.
   require_once('MDB2.php');
   $conn = MDB2::connect(DSN);
@@ -182,37 +219,37 @@ if ($_POST) {
       foreach ($queries as $query) {
         $query = trim($query);
         if (strlen($query)>0) {
-          setChange($query);
+          ttExecute($query);
         }
       }
     }
   }
 
   if ($_POST["convert5to7"]) {
-    setChange("alter table `activity_log` CHANGE al_comment al_comment text");
-    setChange("CREATE TABLE `sysconfig` (`sysc_id` int(11) unsigned NOT NULL auto_increment,`sysc_name` varchar(32) NOT NULL default '',`sysc_value` varchar(70) default NULL, PRIMARY KEY  (`sysc_id`), UNIQUE KEY `sysc_id` (`sysc_id`), UNIQUE KEY `sysc_name` (`sysc_name`))");
-    setChange("alter table `companies` add c_locktime int(4) default -1");
-    setChange("alter table `activity_log` add al_billable tinyint(4) default 0");
-    setChange("alter table `sysconfig` drop INDEX `sysc_name`");
-    setChange("alter table `sysconfig` add sysc_id_u int(4)");
-    setChange("alter table `report_filter_set` add rfs_billable VARCHAR(10)");
-    setChange("ALTER TABLE clients MODIFY clnt_id int(11) NOT NULL AUTO_INCREMENT");
-    setChange("ALTER TABLE `users` ADD `u_show_pie` smallint(2) DEFAULT '1'");
-    setChange("alter table `users` ADD `u_pie_mode` smallint(2) DEFAULT '1'");
-    setChange("alter table users drop `u_aprojects`");
+    ttExecute("alter table `activity_log` CHANGE al_comment al_comment text");
+    ttExecute("CREATE TABLE `sysconfig` (`sysc_id` int(11) unsigned NOT NULL auto_increment,`sysc_name` varchar(32) NOT NULL default '',`sysc_value` varchar(70) default NULL, PRIMARY KEY  (`sysc_id`), UNIQUE KEY `sysc_id` (`sysc_id`), UNIQUE KEY `sysc_name` (`sysc_name`))");
+    ttExecute("alter table `companies` add c_locktime int(4) default -1");
+    ttExecute("alter table `activity_log` add al_billable tinyint(4) default 0");
+    ttExecute("alter table `sysconfig` drop INDEX `sysc_name`");
+    ttExecute("alter table `sysconfig` add sysc_id_u int(4)");
+    ttExecute("alter table `report_filter_set` add rfs_billable VARCHAR(10)");
+    ttExecute("ALTER TABLE clients MODIFY clnt_id int(11) NOT NULL AUTO_INCREMENT");
+    ttExecute("ALTER TABLE `users` ADD `u_show_pie` smallint(2) DEFAULT '1'");
+    ttExecute("alter table `users` ADD `u_pie_mode` smallint(2) DEFAULT '1'");
+    ttExecute("alter table users drop `u_aprojects`");
   }
 
   if ($_POST["convert7to133"]) {
-    setChange("ALTER TABLE users ADD COLUMN u_lang VARCHAR(20) DEFAULT NULL");
-    setChange("ALTER TABLE users ADD COLUMN u_email VARCHAR(100) DEFAULT NULL");
-    setChange("ALTER TABLE `activity_log` drop `al_proof`");
-    setChange("ALTER TABLE `activity_log` drop `al_charge`");
-    setChange("ALTER TABLE `activities` drop `a_project_id`");
-    setChange("DROP TABLE `activity_status_list`");
-    setChange("DROP TABLE `project_status_list`");
-    setChange("DROP TABLE `user_status_list`");
-    setChange("DROP TABLE `companies_c_id_seq`");
-    setChange("ALTER TABLE projects ADD COLUMN p_activities TEXT");
+    ttExecute("ALTER TABLE users ADD COLUMN u_lang VARCHAR(20) DEFAULT NULL");
+    ttExecute("ALTER TABLE users ADD COLUMN u_email VARCHAR(100) DEFAULT NULL");
+    ttExecute("ALTER TABLE `activity_log` drop `al_proof`");
+    ttExecute("ALTER TABLE `activity_log` drop `al_charge`");
+    ttExecute("ALTER TABLE `activities` drop `a_project_id`");
+    ttExecute("DROP TABLE `activity_status_list`");
+    ttExecute("DROP TABLE `project_status_list`");
+    ttExecute("DROP TABLE `user_status_list`");
+    ttExecute("DROP TABLE `companies_c_id_seq`");
+    ttExecute("ALTER TABLE projects ADD COLUMN p_activities TEXT");
   }
 
   // The update_projects function updates p_activities field in the projects table so that we could
@@ -255,9 +292,9 @@ if ($_POST) {
   }
 
   if ($_POST["convert133to1340"]) {
-    setChange("ALTER TABLE companies ADD COLUMN c_show_pie smallint(2) DEFAULT 1");
-    setChange("ALTER TABLE companies ADD COLUMN c_pie_mode smallint(2) DEFAULT 1");
-    setChange("ALTER TABLE companies ADD COLUMN c_lang varchar(20) default NULL");
+    ttExecute("ALTER TABLE companies ADD COLUMN c_show_pie smallint(2) DEFAULT 1");
+    ttExecute("ALTER TABLE companies ADD COLUMN c_pie_mode smallint(2) DEFAULT 1");
+    ttExecute("ALTER TABLE companies ADD COLUMN c_lang varchar(20) default NULL");
   }
 
   // The update_companies function sets up c_show_pie, c_pie_mode, and c_lang
@@ -290,107 +327,107 @@ if ($_POST) {
   }
 
   if ($_POST["convert1340to1485"]) {
-    setChange("ALTER TABLE users DROP u_show_pie");
-    setChange("ALTER TABLE users DROP u_pie_mode");
-    setChange("ALTER TABLE users DROP u_lang");
-    setChange("ALTER TABLE `users` modify u_login varchar(100) NOT NULL");
-    setChange("ALTER TABLE `users` modify u_active smallint(6) default '1'");
-    setChange("drop index u_login_idx on users");
-    setChange("create unique index u_login_idx on users(u_login, u_active)");
-    setChange("ALTER TABLE companies MODIFY `c_lang` varchar(20) NOT NULL default 'en'");
-    setChange("ALTER TABLE companies ADD COLUMN `c_date_format` varchar(20) NOT NULL default '%Y-%m-%d'");
-    setChange("ALTER TABLE companies ADD COLUMN `c_time_format` varchar(20) NOT NULL default '%H:%M'");
-    setChange("ALTER TABLE companies ADD COLUMN `c_week_start` smallint(2) NOT NULL DEFAULT '0'");
-    setChange("ALTER TABLE clients MODIFY `clnt_status` smallint(6) default '1'");
-    setChange("create unique index clnt_name_idx on clients(clnt_id_um, clnt_name, clnt_status)");
-    setChange("ALTER TABLE projects modify p_status smallint(6) default '1'");
-    setChange("update projects set p_status = NULL where p_status = 1000");
-    setChange("drop index p_manager_idx on projects");
-    setChange("create unique index p_name_idx on projects(p_manager_id, p_name, p_status)");
-    setChange("ALTER TABLE activities modify a_status smallint(6) default '1'");
-    setChange("update activities set a_status = NULL where a_status = 1000");
-    setChange("drop index a_manager_idx on activities");
-    setChange("create unique index a_name_idx on activities(a_manager_id, a_name, a_status)");
-    setChange("RENAME TABLE companies TO teams");
-    setChange("RENAME TABLE teams TO att_teams");
-    setChange("ALTER TABLE att_teams CHANGE c_id id int(11) NOT NULL auto_increment");
-    setChange("RENAME TABLE users TO att_users");
-    setChange("update att_users set u_company_id = 0 where u_company_id is NULL");
-    setChange("ALTER TABLE att_users CHANGE u_company_id team_id int(11) NOT NULL");
-    setChange("RENAME TABLE att_teams TO tt_teams");
-    setChange("RENAME TABLE att_users TO tt_users");
-    setChange("ALTER TABLE tt_teams CHANGE c_name name varchar(80) NOT NULL");
-    setChange("ALTER TABLE `tt_teams` drop `c_www`");
-    setChange("ALTER TABLE `tt_teams` MODIFY `name` varchar(80) default NULL");
-    setChange("ALTER TABLE clients ADD COLUMN `your_name` varchar(255) default NULL");
-    setChange("ALTER TABLE tt_teams ADD COLUMN `address` varchar(255) default NULL");
-    setChange("ALTER TABLE invoice_header ADD COLUMN `client_name` varchar(255) default NULL");
-    setChange("ALTER TABLE invoice_header ADD COLUMN `client_addr` varchar(255) default NULL");
-    setChange("ALTER TABLE report_filter_set ADD COLUMN `rfs_cb_cost` tinyint(4) default '0'");
-    setChange("ALTER TABLE activity_log DROP primary key");
-    setChange("ALTER TABLE activity_log ADD COLUMN `id` bigint NOT NULL auto_increment primary key"); 
-    setChange("CREATE TABLE `tt_custom_fields` (`id` int(11) NOT NULL auto_increment, `team_id` int(11) NOT NULL, `type` tinyint(4) NOT NULL default '0', `label` varchar(32) NOT NULL default '', PRIMARY KEY (`id`))");
-    setChange("CREATE TABLE `tt_custom_field_options` (`id` int(11) NOT NULL auto_increment, `field_id` int(11) NOT NULL, `value` varchar(32) NOT NULL default '', PRIMARY KEY (`id`))");
-    setChange("CREATE TABLE `tt_custom_field_log` (`id` bigint NOT NULL auto_increment, `al_id` bigint NOT NULL, `field_id` int(11) NOT NULL, `value` varchar(255) default NULL, PRIMARY KEY (`id`))");
-    setChange("ALTER TABLE tt_users DROP u_level");
-    setChange("ALTER TABLE tt_custom_fields ADD COLUMN `status` tinyint(4) default '1'");
-    setChange("ALTER TABLE report_filter_set ADD COLUMN `rfs_cb_cf_1` tinyint(4) default '0'");
-    setChange("ALTER TABLE tt_teams ADD COLUMN `plugins` varchar(255) default NULL");
-    setChange("ALTER TABLE tt_teams MODIFY c_locktime int(4) default '0'");
-    setChange("ALTER TABLE clients DROP your_name");
-    setChange("ALTER TABLE clients DROP clnt_addr_your");
-    setChange("ALTER TABLE `tt_custom_fields` ADD COLUMN `required` tinyint(4) default '0'");
-    setChange("ALTER TABLE tt_teams DROP c_pie_mode");
-    setChange("RENAME TABLE report_filter_set TO tt_fav_reports");
-    setChange("ALTER TABLE tt_fav_reports CHANGE rfs_id id int(11) unsigned NOT NULL auto_increment");
-    setChange("ALTER TABLE tt_fav_reports CHANGE rfs_name name varchar(200) NOT NULL");
-    setChange("ALTER TABLE tt_fav_reports CHANGE rfs_id_u user_id int(11) NOT NULL");
-    setChange("ALTER TABLE tt_fav_reports CHANGE rfs_id_p project_id int(11) default NULL");
-    setChange("ALTER TABLE tt_fav_reports CHANGE rfs_id_a task_id int(11) default NULL");
-    setChange("ALTER TABLE tt_fav_reports CHANGE rfs_users users text default NULL");
-    setChange("ALTER TABLE tt_fav_reports CHANGE rfs_period period tinyint(4) default NULL");
-    setChange("ALTER TABLE tt_fav_reports CHANGE rfs_period_start period_start date default NULL");
-    setChange("ALTER TABLE tt_fav_reports CHANGE rfs_period_finish period_end date default NULL");
-    setChange("ALTER TABLE tt_fav_reports CHANGE rfs_cb_project show_project tinyint(4) NOT NULL default '0'");
-    setChange("ALTER TABLE tt_fav_reports CHANGE rfs_cb_activity show_task tinyint(4) NOT NULL default '0'");
-    setChange("ALTER TABLE tt_fav_reports CHANGE rfs_cb_note show_note tinyint(4) NOT NULL default '0'");
-    setChange("ALTER TABLE tt_fav_reports CHANGE rfs_cb_start show_start tinyint(4) NOT NULL default '0'");
-    setChange("ALTER TABLE tt_fav_reports CHANGE rfs_cb_finish show_end tinyint(4) NOT NULL default '0'");
-    setChange("ALTER TABLE tt_fav_reports CHANGE rfs_cb_duration show_duration tinyint(4) NOT NULL default '0'");
-    setChange("ALTER TABLE tt_fav_reports CHANGE rfs_cb_cost show_cost tinyint(4) NOT NULL default '0'");
-    setChange("ALTER TABLE tt_fav_reports CHANGE rfs_cb_cf_1 show_custom_field_1 tinyint(4) NOT NULL default '0'");
-    setChange("ALTER TABLE tt_fav_reports CHANGE rfs_cb_idle show_empty_days tinyint(4) NOT NULL default '0'");
-    setChange("ALTER TABLE tt_fav_reports CHANGE rfs_cb_totals_only show_totals_only tinyint(4) NOT NULL default '0'");
-    setChange("ALTER TABLE tt_fav_reports CHANGE rfs_groupby group_by varchar(20) default NULL");
-    setChange("ALTER TABLE tt_fav_reports CHANGE rfs_billable billable tinyint(4) default NULL");
-    setChange("ALTER TABLE projects CHANGE p_activities tasks text default NULL");
-    setChange("ALTER TABLE tt_teams CHANGE c_currency currency varchar(7) default NULL");
-    setChange("ALTER TABLE tt_teams CHANGE c_locktime locktime int(4) default '0'");
-    setChange("ALTER TABLE tt_teams CHANGE c_show_pie show_pie smallint(2) DEFAULT '1'");
-    setChange("ALTER TABLE tt_teams CHANGE c_lang lang varchar(10) NOT NULL default 'en'");
-    setChange("ALTER TABLE tt_teams CHANGE c_date_format date_format varchar(20) NOT NULL default '%Y-%m-%d'");
-    setChange("ALTER TABLE tt_teams CHANGE c_time_format time_format varchar(20) NOT NULL default '%H:%M'");
-    setChange("ALTER TABLE tt_teams CHANGE c_week_start week_start smallint(2) NOT NULL DEFAULT '0'");
-    setChange("ALTER TABLE tt_users CHANGE u_id id int(11) NOT NULL auto_increment");
-    setChange("ALTER TABLE tt_users CHANGE u_timestamp timestamp timestamp NOT NULL");
-    setChange("ALTER TABLE tt_users CHANGE u_login login varchar(50) NOT NULL");
-    setChange("drop index u_login_idx on tt_users");
-    setChange("create unique index login_idx on tt_users(login, u_active)");
-    setChange("ALTER TABLE tt_users CHANGE u_password password varchar(50) default NULL");
-    setChange("ALTER TABLE tt_users CHANGE u_name name varchar(100) default NULL");
-    setChange("ALTER TABLE tt_users CHANGE u_email email varchar(100) default NULL");
-    setChange("ALTER TABLE tt_users CHANGE u_rate rate float(6,2) NOT NULL default '0.00'");
-    setChange("update tt_users set u_active = NULL where u_active = 1000");
-    setChange("ALTER TABLE tt_users CHANGE u_active status tinyint(4) default '1'");
-    setChange("ALTER TABLE tt_teams ADD COLUMN status tinyint(4) default '1'");
-    setChange("ALTER TABLE tt_users ADD COLUMN role int(11) default '4'");
-    setChange("update tt_users set role = 1024 where login = 'admin'");
-    setChange("update tt_users set role = 68 where u_comanager = 1");
-    setChange("update tt_users set role = 324 where u_manager_id is null and login != 'admin'");
-    setChange("ALTER TABLE user_bind CHANGE ub_checked status tinyint(4) default '1'");
-    setChange("ALTER TABLE activities ADD COLUMN team_id int(11) NOT NULL");
-    setChange("ALTER TABLE clients ADD COLUMN team_id int(11) NOT NULL");
-    setChange("ALTER TABLE projects ADD COLUMN team_id int(11) NOT NULL");
+    ttExecute("ALTER TABLE users DROP u_show_pie");
+    ttExecute("ALTER TABLE users DROP u_pie_mode");
+    ttExecute("ALTER TABLE users DROP u_lang");
+    ttExecute("ALTER TABLE `users` modify u_login varchar(100) NOT NULL");
+    ttExecute("ALTER TABLE `users` modify u_active smallint(6) default '1'");
+    ttExecute("drop index u_login_idx on users");
+    ttExecute("create unique index u_login_idx on users(u_login, u_active)");
+    ttExecute("ALTER TABLE companies MODIFY `c_lang` varchar(20) NOT NULL default 'en'");
+    ttExecute("ALTER TABLE companies ADD COLUMN `c_date_format` varchar(20) NOT NULL default '%Y-%m-%d'");
+    ttExecute("ALTER TABLE companies ADD COLUMN `c_time_format` varchar(20) NOT NULL default '%H:%M'");
+    ttExecute("ALTER TABLE companies ADD COLUMN `c_week_start` smallint(2) NOT NULL DEFAULT '0'");
+    ttExecute("ALTER TABLE clients MODIFY `clnt_status` smallint(6) default '1'");
+    ttExecute("create unique index clnt_name_idx on clients(clnt_id_um, clnt_name, clnt_status)");
+    ttExecute("ALTER TABLE projects modify p_status smallint(6) default '1'");
+    ttExecute("update projects set p_status = NULL where p_status = 1000");
+    ttExecute("drop index p_manager_idx on projects");
+    ttExecute("create unique index p_name_idx on projects(p_manager_id, p_name, p_status)");
+    ttExecute("ALTER TABLE activities modify a_status smallint(6) default '1'");
+    ttExecute("update activities set a_status = NULL where a_status = 1000");
+    ttExecute("drop index a_manager_idx on activities");
+    ttExecute("create unique index a_name_idx on activities(a_manager_id, a_name, a_status)");
+    ttExecute("RENAME TABLE companies TO teams");
+    ttExecute("RENAME TABLE teams TO att_teams");
+    ttExecute("ALTER TABLE att_teams CHANGE c_id id int(11) NOT NULL auto_increment");
+    ttExecute("RENAME TABLE users TO att_users");
+    ttExecute("update att_users set u_company_id = 0 where u_company_id is NULL");
+    ttExecute("ALTER TABLE att_users CHANGE u_company_id team_id int(11) NOT NULL");
+    ttExecute("RENAME TABLE att_teams TO tt_teams");
+    ttExecute("RENAME TABLE att_users TO tt_users");
+    ttExecute("ALTER TABLE tt_teams CHANGE c_name name varchar(80) NOT NULL");
+    ttExecute("ALTER TABLE `tt_teams` drop `c_www`");
+    ttExecute("ALTER TABLE `tt_teams` MODIFY `name` varchar(80) default NULL");
+    ttExecute("ALTER TABLE clients ADD COLUMN `your_name` varchar(255) default NULL");
+    ttExecute("ALTER TABLE tt_teams ADD COLUMN `address` varchar(255) default NULL");
+    ttExecute("ALTER TABLE invoice_header ADD COLUMN `client_name` varchar(255) default NULL");
+    ttExecute("ALTER TABLE invoice_header ADD COLUMN `client_addr` varchar(255) default NULL");
+    ttExecute("ALTER TABLE report_filter_set ADD COLUMN `rfs_cb_cost` tinyint(4) default '0'");
+    ttExecute("ALTER TABLE activity_log DROP primary key");
+    ttExecute("ALTER TABLE activity_log ADD COLUMN `id` bigint NOT NULL auto_increment primary key");
+    ttExecute("CREATE TABLE `tt_custom_fields` (`id` int(11) NOT NULL auto_increment, `team_id` int(11) NOT NULL, `type` tinyint(4) NOT NULL default '0', `label` varchar(32) NOT NULL default '', PRIMARY KEY (`id`))");
+    ttExecute("CREATE TABLE `tt_custom_field_options` (`id` int(11) NOT NULL auto_increment, `field_id` int(11) NOT NULL, `value` varchar(32) NOT NULL default '', PRIMARY KEY (`id`))");
+    ttExecute("CREATE TABLE `tt_custom_field_log` (`id` bigint NOT NULL auto_increment, `al_id` bigint NOT NULL, `field_id` int(11) NOT NULL, `value` varchar(255) default NULL, PRIMARY KEY (`id`))");
+    ttExecute("ALTER TABLE tt_users DROP u_level");
+    ttExecute("ALTER TABLE tt_custom_fields ADD COLUMN `status` tinyint(4) default '1'");
+    ttExecute("ALTER TABLE report_filter_set ADD COLUMN `rfs_cb_cf_1` tinyint(4) default '0'");
+    ttExecute("ALTER TABLE tt_teams ADD COLUMN `plugins` varchar(255) default NULL");
+    ttExecute("ALTER TABLE tt_teams MODIFY c_locktime int(4) default '0'");
+    ttExecute("ALTER TABLE clients DROP your_name");
+    ttExecute("ALTER TABLE clients DROP clnt_addr_your");
+    ttExecute("ALTER TABLE `tt_custom_fields` ADD COLUMN `required` tinyint(4) default '0'");
+    ttExecute("ALTER TABLE tt_teams DROP c_pie_mode");
+    ttExecute("RENAME TABLE report_filter_set TO tt_fav_reports");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE rfs_id id int(11) unsigned NOT NULL auto_increment");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE rfs_name name varchar(200) NOT NULL");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE rfs_id_u user_id int(11) NOT NULL");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE rfs_id_p project_id int(11) default NULL");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE rfs_id_a task_id int(11) default NULL");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE rfs_users users text default NULL");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE rfs_period period tinyint(4) default NULL");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE rfs_period_start period_start date default NULL");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE rfs_period_finish period_end date default NULL");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE rfs_cb_project show_project tinyint(4) NOT NULL default '0'");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE rfs_cb_activity show_task tinyint(4) NOT NULL default '0'");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE rfs_cb_note show_note tinyint(4) NOT NULL default '0'");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE rfs_cb_start show_start tinyint(4) NOT NULL default '0'");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE rfs_cb_finish show_end tinyint(4) NOT NULL default '0'");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE rfs_cb_duration show_duration tinyint(4) NOT NULL default '0'");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE rfs_cb_cost show_cost tinyint(4) NOT NULL default '0'");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE rfs_cb_cf_1 show_custom_field_1 tinyint(4) NOT NULL default '0'");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE rfs_cb_idle show_empty_days tinyint(4) NOT NULL default '0'");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE rfs_cb_totals_only show_totals_only tinyint(4) NOT NULL default '0'");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE rfs_groupby group_by varchar(20) default NULL");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE rfs_billable billable tinyint(4) default NULL");
+    ttExecute("ALTER TABLE projects CHANGE p_activities tasks text default NULL");
+    ttExecute("ALTER TABLE tt_teams CHANGE c_currency currency varchar(7) default NULL");
+    ttExecute("ALTER TABLE tt_teams CHANGE c_locktime locktime int(4) default '0'");
+    ttExecute("ALTER TABLE tt_teams CHANGE c_show_pie show_pie smallint(2) DEFAULT '1'");
+    ttExecute("ALTER TABLE tt_teams CHANGE c_lang lang varchar(10) NOT NULL default 'en'");
+    ttExecute("ALTER TABLE tt_teams CHANGE c_date_format date_format varchar(20) NOT NULL default '%Y-%m-%d'");
+    ttExecute("ALTER TABLE tt_teams CHANGE c_time_format time_format varchar(20) NOT NULL default '%H:%M'");
+    ttExecute("ALTER TABLE tt_teams CHANGE c_week_start week_start smallint(2) NOT NULL DEFAULT '0'");
+    ttExecute("ALTER TABLE tt_users CHANGE u_id id int(11) NOT NULL auto_increment");
+    ttExecute("ALTER TABLE tt_users CHANGE u_timestamp timestamp timestamp NOT NULL");
+    ttExecute("ALTER TABLE tt_users CHANGE u_login login varchar(50) NOT NULL");
+    ttExecute("drop index u_login_idx on tt_users");
+    ttExecute("create unique index login_idx on tt_users(login, u_active)");
+    ttExecute("ALTER TABLE tt_users CHANGE u_password password varchar(50) default NULL");
+    ttExecute("ALTER TABLE tt_users CHANGE u_name name varchar(100) default NULL");
+    ttExecute("ALTER TABLE tt_users CHANGE u_email email varchar(100) default NULL");
+    ttExecute("ALTER TABLE tt_users CHANGE u_rate rate float(6,2) NOT NULL default '0.00'");
+    ttExecute("update tt_users set u_active = NULL where u_active = 1000");
+    ttExecute("ALTER TABLE tt_users CHANGE u_active status tinyint(4) default '1'");
+    ttExecute("ALTER TABLE tt_teams ADD COLUMN status tinyint(4) default '1'");
+    ttExecute("ALTER TABLE tt_users ADD COLUMN role int(11) default '4'");
+    ttExecute("update tt_users set role = 1024 where login = 'admin'");
+    ttExecute("update tt_users set role = 68 where u_comanager = 1");
+    ttExecute("update tt_users set role = 324 where u_manager_id is null and login != 'admin'");
+    ttExecute("ALTER TABLE user_bind CHANGE ub_checked status tinyint(4) default '1'");
+    ttExecute("ALTER TABLE activities ADD COLUMN team_id int(11) NOT NULL");
+    ttExecute("ALTER TABLE clients ADD COLUMN team_id int(11) NOT NULL");
+    ttExecute("ALTER TABLE projects ADD COLUMN team_id int(11) NOT NULL");
   }
 
   // The update_to_team_id function sets team_id field projects, activities, and clients tables.
@@ -492,127 +529,127 @@ if ($_POST) {
   }
 
   if ($_POST["convert1485to1579"]) {
-    setChange("ALTER TABLE tt_fav_reports MODIFY id int(11) NOT NULL auto_increment");
-    setChange("RENAME TABLE clients TO tt_clients");
-    setChange("ALTER TABLE tt_clients CHANGE clnt_id id int(11) NOT NULL AUTO_INCREMENT");
-    setChange("ALTER TABLE tt_clients CHANGE clnt_status status tinyint(4) default '1'");
-    setChange("ALTER TABLE tt_clients DROP clnt_id_um");
-    setChange("ALTER TABLE tt_clients CHANGE clnt_name name varchar(80) NOT NULL");
-    setChange("drop index clnt_name_idx on tt_clients");
-    setChange("drop index client_name_idx on tt_clients");
-    setChange("create unique index client_name_idx on tt_clients(team_id, name, status)");
-    setChange("ALTER TABLE tt_teams ADD COLUMN `timestamp` timestamp NOT NULL");
-    setChange("ALTER TABLE tt_clients CHANGE clnt_addr_cust address varchar(255) default NULL");
-    setChange("ALTER TABLE tt_clients DROP clnt_discount");
-    setChange("ALTER TABLE tt_clients DROP clnt_comment");
-    setChange("ALTER TABLE tt_clients DROP clnt_fsubtotals");
-    setChange("ALTER TABLE tt_clients CHANGE clnt_tax tax float(6,2) NOT NULL default '0.00'");
-    setChange("ALTER TABLE activity_log ADD COLUMN client_id int(11) default NULL");
-    setChange("ALTER TABLE tt_teams DROP show_pie");
-    setChange("ALTER TABLE tt_fav_reports CHANGE group_by sort_by varchar(20) default 'date'");
-    setChange("RENAME TABLE tmp_refs TO tt_tmp_refs");
-    setChange("ALTER TABLE tt_tmp_refs CHANGE tr_created timestamp timestamp NOT NULL");
-    setChange("ALTER TABLE tt_tmp_refs CHANGE tr_code ref char(32) NOT NULL default ''");
-    setChange("ALTER TABLE tt_tmp_refs CHANGE tr_userid user_id int(11) NOT NULL");
-    setChange("RENAME TABLE projects TO tt_projects");
-    setChange("ALTER TABLE tt_projects CHANGE p_id id int(11) NOT NULL auto_increment");
-    setChange("ALTER TABLE tt_projects DROP p_timestamp");
-    setChange("ALTER TABLE tt_projects CHANGE p_name name varchar(80) NOT NULL");
-    setChange("ALTER TABLE tt_projects CHANGE p_status status tinyint(4) default '1'");
-    setChange("drop index p_name_idx on tt_projects");
-    setChange("create unique index project_idx on tt_projects(team_id, name, status)");
-    setChange("RENAME TABLE activities TO tt_tasks");
-    setChange("ALTER TABLE tt_tasks CHANGE a_id id int(11) NOT NULL auto_increment");
-    setChange("ALTER TABLE tt_tasks DROP a_timestamp");
-    setChange("ALTER TABLE tt_tasks CHANGE a_name name varchar(80) NOT NULL");
-    setChange("ALTER TABLE tt_tasks CHANGE a_status status tinyint(4) default '1'");
-    setChange("drop index a_name_idx on tt_tasks");
-    setChange("create unique index task_idx on tt_tasks(team_id, name, status)");
-    setChange("RENAME TABLE invoice_header TO tt_invoice_headers");
-    setChange("ALTER TABLE tt_invoice_headers CHANGE ih_user_id user_id int(11) NOT NULL");
-    setChange("ALTER TABLE tt_invoice_headers CHANGE ih_number number varchar(20) default NULL");
-    setChange("ALTER TABLE tt_invoice_headers DROP ih_addr_your");
-    setChange("ALTER TABLE tt_invoice_headers DROP ih_addr_cust");
-    setChange("ALTER TABLE tt_invoice_headers CHANGE ih_comment comment varchar(255) default NULL");
-    setChange("ALTER TABLE tt_invoice_headers CHANGE ih_tax tax float(6,2) default '0.00'");
-    setChange("ALTER TABLE tt_invoice_headers CHANGE ih_discount discount float(6,2) default '0.00'");
-    setChange("ALTER TABLE tt_invoice_headers CHANGE ih_fsubtotals subtotals tinyint(4) NOT NULL default '0'");
-    setChange("ALTER TABLE tt_users DROP u_comanager");
-    setChange("ALTER TABLE tt_tasks DROP a_manager_id");
-    setChange("ALTER TABLE tt_projects DROP p_manager_id");
-    setChange("ALTER TABLE tt_users DROP u_manager_id");
-    setChange("ALTER TABLE activity_bind DROP ab_id");
-    setChange("RENAME TABLE activity_bind TO tt_project_task_binds");
-    setChange("ALTER TABLE tt_project_task_binds CHANGE ab_id_p project_id int(11) NOT NULL");
-    setChange("ALTER TABLE tt_project_task_binds CHANGE ab_id_a task_id int(11) NOT NULL");
-    setChange("RENAME TABLE user_bind TO tt_user_project_binds");
-    setChange("ALTER TABLE tt_user_project_binds CHANGE ub_rate rate float(6,2) NOT NULL default '0.00'");
-    setChange("ALTER TABLE tt_user_project_binds CHANGE ub_id_p project_id int(11) NOT NULL");
-    setChange("ALTER TABLE tt_user_project_binds CHANGE ub_id_u user_id int(11) NOT NULL");
-    setChange("ALTER TABLE tt_user_project_binds CHANGE ub_id id int(11) NOT NULL auto_increment");
-    setChange("CREATE TABLE `tt_client_project_binds` (`client_id` int(11) NOT NULL, `project_id` int(11) NOT NULL)");
-    setChange("ALTER TABLE tt_user_project_binds MODIFY rate float(6,2) default '0.00'");
-    setChange("ALTER TABLE tt_clients MODIFY tax float(6,2) default '0.00'");
-    setChange("RENAME TABLE activity_log TO tt_log");
-    setChange("ALTER TABLE tt_log CHANGE al_timestamp timestamp timestamp NOT NULL");
-    setChange("ALTER TABLE tt_log CHANGE al_user_id user_id int(11) NOT NULL");
-    setChange("ALTER TABLE tt_log CHANGE al_date date date NOT NULL");
-    setChange("drop index al_date_idx on tt_log");
-    setChange("create index date_idx on tt_log(date)");
-    setChange("ALTER TABLE tt_log CHANGE al_from start time default NULL");
-    setChange("ALTER TABLE tt_log CHANGE al_duration duration time default NULL");
-    setChange("ALTER TABLE tt_log CHANGE al_project_id project_id int(11) NOT NULL");
-    setChange("ALTER TABLE tt_log MODIFY project_id int(11) default NULL");
-    setChange("ALTER TABLE tt_log CHANGE al_activity_id task_id int(11) default NULL");
-    setChange("ALTER TABLE tt_log CHANGE al_comment comment text");
-    setChange("ALTER TABLE tt_log CHANGE al_billable billable tinyint(4) default '0'");
-    setChange("drop index al_user_id_idx on tt_log");
-    setChange("drop index al_project_id_idx on tt_log");
-    setChange("drop index al_activity_id_idx on tt_log");
-    setChange("create index user_idx on tt_log(user_id)");
-    setChange("create index project_idx on tt_log(project_id)");
-    setChange("create index task_idx on tt_log(task_id)");
-    setChange("ALTER TABLE tt_custom_field_log CHANGE al_id log_id bigint NOT NULL");
-    setChange("RENAME TABLE sysconfig TO tt_config");
-    setChange("ALTER TABLE tt_config DROP sysc_id");
-    setChange("ALTER TABLE tt_config CHANGE sysc_id_u user_id int(11) NOT NULL");
-    setChange("ALTER TABLE tt_config CHANGE sysc_name param_name varchar(32) NOT NULL");
-    setChange("ALTER TABLE tt_config CHANGE sysc_value param_value varchar(80) default NULL");
-    setChange("create unique index param_idx on tt_config(user_id, param_name)");
-    setChange("ALTER TABLE tt_log ADD COLUMN invoice_id int(11) default NULL");
-    setChange("ALTER TABLE tt_projects ADD COLUMN description varchar(255) default NULL");
-    setChange("CREATE TABLE `tt_invoices` (`id` int(11) NOT NULL auto_increment, `team_id` int(11) NOT NULL, `number` varchar(20) default NULL, `client_name` varchar(255) default NULL, `client_addr` varchar(255) default NULL, `comment` varchar(255) default NULL, `tax` float(6,2) default '0.00', `discount` float(6,2) default '0.00', PRIMARY KEY (`id`))");
-    setChange("ALTER TABLE tt_invoices drop number");
-    setChange("ALTER TABLE tt_invoices drop client_name");
-    setChange("ALTER TABLE tt_invoices drop client_addr");
-    setChange("ALTER TABLE tt_invoices drop comment");
-    setChange("ALTER TABLE tt_invoices drop tax");
-    setChange("ALTER TABLE tt_invoices ADD COLUMN name varchar(80) NOT NULL");
-    setChange("ALTER TABLE tt_invoices ADD COLUMN client_id int(11) NOT NULL");
-    setChange("ALTER TABLE tt_invoices ADD COLUMN start_date date NOT NULL");
-    setChange("ALTER TABLE tt_invoices ADD COLUMN end_date date NOT NULL");
-    setChange("create unique index name_idx on tt_invoices(team_id, name)");
-    setChange("drop index ub_id_u on tt_user_project_binds");
-    setChange("create unique index bind_idx on tt_user_project_binds(user_id, project_id)");
-    setChange("create index client_idx on tt_log(client_id)");
-    setChange("create index invoice_idx on tt_log(invoice_id)");
+    ttExecute("ALTER TABLE tt_fav_reports MODIFY id int(11) NOT NULL auto_increment");
+    ttExecute("RENAME TABLE clients TO tt_clients");
+    ttExecute("ALTER TABLE tt_clients CHANGE clnt_id id int(11) NOT NULL AUTO_INCREMENT");
+    ttExecute("ALTER TABLE tt_clients CHANGE clnt_status status tinyint(4) default '1'");
+    ttExecute("ALTER TABLE tt_clients DROP clnt_id_um");
+    ttExecute("ALTER TABLE tt_clients CHANGE clnt_name name varchar(80) NOT NULL");
+    ttExecute("drop index clnt_name_idx on tt_clients");
+    ttExecute("drop index client_name_idx on tt_clients");
+    ttExecute("create unique index client_name_idx on tt_clients(team_id, name, status)");
+    ttExecute("ALTER TABLE tt_teams ADD COLUMN `timestamp` timestamp NOT NULL");
+    ttExecute("ALTER TABLE tt_clients CHANGE clnt_addr_cust address varchar(255) default NULL");
+    ttExecute("ALTER TABLE tt_clients DROP clnt_discount");
+    ttExecute("ALTER TABLE tt_clients DROP clnt_comment");
+    ttExecute("ALTER TABLE tt_clients DROP clnt_fsubtotals");
+    ttExecute("ALTER TABLE tt_clients CHANGE clnt_tax tax float(6,2) NOT NULL default '0.00'");
+    ttExecute("ALTER TABLE activity_log ADD COLUMN client_id int(11) default NULL");
+    ttExecute("ALTER TABLE tt_teams DROP show_pie");
+    ttExecute("ALTER TABLE tt_fav_reports CHANGE group_by sort_by varchar(20) default 'date'");
+    ttExecute("RENAME TABLE tmp_refs TO tt_tmp_refs");
+    ttExecute("ALTER TABLE tt_tmp_refs CHANGE tr_created timestamp timestamp NOT NULL");
+    ttExecute("ALTER TABLE tt_tmp_refs CHANGE tr_code ref char(32) NOT NULL default ''");
+    ttExecute("ALTER TABLE tt_tmp_refs CHANGE tr_userid user_id int(11) NOT NULL");
+    ttExecute("RENAME TABLE projects TO tt_projects");
+    ttExecute("ALTER TABLE tt_projects CHANGE p_id id int(11) NOT NULL auto_increment");
+    ttExecute("ALTER TABLE tt_projects DROP p_timestamp");
+    ttExecute("ALTER TABLE tt_projects CHANGE p_name name varchar(80) NOT NULL");
+    ttExecute("ALTER TABLE tt_projects CHANGE p_status status tinyint(4) default '1'");
+    ttExecute("drop index p_name_idx on tt_projects");
+    ttExecute("create unique index project_idx on tt_projects(team_id, name, status)");
+    ttExecute("RENAME TABLE activities TO tt_tasks");
+    ttExecute("ALTER TABLE tt_tasks CHANGE a_id id int(11) NOT NULL auto_increment");
+    ttExecute("ALTER TABLE tt_tasks DROP a_timestamp");
+    ttExecute("ALTER TABLE tt_tasks CHANGE a_name name varchar(80) NOT NULL");
+    ttExecute("ALTER TABLE tt_tasks CHANGE a_status status tinyint(4) default '1'");
+    ttExecute("drop index a_name_idx on tt_tasks");
+    ttExecute("create unique index task_idx on tt_tasks(team_id, name, status)");
+    ttExecute("RENAME TABLE invoice_header TO tt_invoice_headers");
+    ttExecute("ALTER TABLE tt_invoice_headers CHANGE ih_user_id user_id int(11) NOT NULL");
+    ttExecute("ALTER TABLE tt_invoice_headers CHANGE ih_number number varchar(20) default NULL");
+    ttExecute("ALTER TABLE tt_invoice_headers DROP ih_addr_your");
+    ttExecute("ALTER TABLE tt_invoice_headers DROP ih_addr_cust");
+    ttExecute("ALTER TABLE tt_invoice_headers CHANGE ih_comment comment varchar(255) default NULL");
+    ttExecute("ALTER TABLE tt_invoice_headers CHANGE ih_tax tax float(6,2) default '0.00'");
+    ttExecute("ALTER TABLE tt_invoice_headers CHANGE ih_discount discount float(6,2) default '0.00'");
+    ttExecute("ALTER TABLE tt_invoice_headers CHANGE ih_fsubtotals subtotals tinyint(4) NOT NULL default '0'");
+    ttExecute("ALTER TABLE tt_users DROP u_comanager");
+    ttExecute("ALTER TABLE tt_tasks DROP a_manager_id");
+    ttExecute("ALTER TABLE tt_projects DROP p_manager_id");
+    ttExecute("ALTER TABLE tt_users DROP u_manager_id");
+    ttExecute("ALTER TABLE activity_bind DROP ab_id");
+    ttExecute("RENAME TABLE activity_bind TO tt_project_task_binds");
+    ttExecute("ALTER TABLE tt_project_task_binds CHANGE ab_id_p project_id int(11) NOT NULL");
+    ttExecute("ALTER TABLE tt_project_task_binds CHANGE ab_id_a task_id int(11) NOT NULL");
+    ttExecute("RENAME TABLE user_bind TO tt_user_project_binds");
+    ttExecute("ALTER TABLE tt_user_project_binds CHANGE ub_rate rate float(6,2) NOT NULL default '0.00'");
+    ttExecute("ALTER TABLE tt_user_project_binds CHANGE ub_id_p project_id int(11) NOT NULL");
+    ttExecute("ALTER TABLE tt_user_project_binds CHANGE ub_id_u user_id int(11) NOT NULL");
+    ttExecute("ALTER TABLE tt_user_project_binds CHANGE ub_id id int(11) NOT NULL auto_increment");
+    ttExecute("CREATE TABLE `tt_client_project_binds` (`client_id` int(11) NOT NULL, `project_id` int(11) NOT NULL)");
+    ttExecute("ALTER TABLE tt_user_project_binds MODIFY rate float(6,2) default '0.00'");
+    ttExecute("ALTER TABLE tt_clients MODIFY tax float(6,2) default '0.00'");
+    ttExecute("RENAME TABLE activity_log TO tt_log");
+    ttExecute("ALTER TABLE tt_log CHANGE al_timestamp timestamp timestamp NOT NULL");
+    ttExecute("ALTER TABLE tt_log CHANGE al_user_id user_id int(11) NOT NULL");
+    ttExecute("ALTER TABLE tt_log CHANGE al_date date date NOT NULL");
+    ttExecute("drop index al_date_idx on tt_log");
+    ttExecute("create index date_idx on tt_log(date)");
+    ttExecute("ALTER TABLE tt_log CHANGE al_from start time default NULL");
+    ttExecute("ALTER TABLE tt_log CHANGE al_duration duration time default NULL");
+    ttExecute("ALTER TABLE tt_log CHANGE al_project_id project_id int(11) NOT NULL");
+    ttExecute("ALTER TABLE tt_log MODIFY project_id int(11) default NULL");
+    ttExecute("ALTER TABLE tt_log CHANGE al_activity_id task_id int(11) default NULL");
+    ttExecute("ALTER TABLE tt_log CHANGE al_comment comment text");
+    ttExecute("ALTER TABLE tt_log CHANGE al_billable billable tinyint(4) default '0'");
+    ttExecute("drop index al_user_id_idx on tt_log");
+    ttExecute("drop index al_project_id_idx on tt_log");
+    ttExecute("drop index al_activity_id_idx on tt_log");
+    ttExecute("create index user_idx on tt_log(user_id)");
+    ttExecute("create index project_idx on tt_log(project_id)");
+    ttExecute("create index task_idx on tt_log(task_id)");
+    ttExecute("ALTER TABLE tt_custom_field_log CHANGE al_id log_id bigint NOT NULL");
+    ttExecute("RENAME TABLE sysconfig TO tt_config");
+    ttExecute("ALTER TABLE tt_config DROP sysc_id");
+    ttExecute("ALTER TABLE tt_config CHANGE sysc_id_u user_id int(11) NOT NULL");
+    ttExecute("ALTER TABLE tt_config CHANGE sysc_name param_name varchar(32) NOT NULL");
+    ttExecute("ALTER TABLE tt_config CHANGE sysc_value param_value varchar(80) default NULL");
+    ttExecute("create unique index param_idx on tt_config(user_id, param_name)");
+    ttExecute("ALTER TABLE tt_log ADD COLUMN invoice_id int(11) default NULL");
+    ttExecute("ALTER TABLE tt_projects ADD COLUMN description varchar(255) default NULL");
+    ttExecute("CREATE TABLE `tt_invoices` (`id` int(11) NOT NULL auto_increment, `team_id` int(11) NOT NULL, `number` varchar(20) default NULL, `client_name` varchar(255) default NULL, `client_addr` varchar(255) default NULL, `comment` varchar(255) default NULL, `tax` float(6,2) default '0.00', `discount` float(6,2) default '0.00', PRIMARY KEY (`id`))");
+    ttExecute("ALTER TABLE tt_invoices drop number");
+    ttExecute("ALTER TABLE tt_invoices drop client_name");
+    ttExecute("ALTER TABLE tt_invoices drop client_addr");
+    ttExecute("ALTER TABLE tt_invoices drop comment");
+    ttExecute("ALTER TABLE tt_invoices drop tax");
+    ttExecute("ALTER TABLE tt_invoices ADD COLUMN name varchar(80) NOT NULL");
+    ttExecute("ALTER TABLE tt_invoices ADD COLUMN client_id int(11) NOT NULL");
+    ttExecute("ALTER TABLE tt_invoices ADD COLUMN start_date date NOT NULL");
+    ttExecute("ALTER TABLE tt_invoices ADD COLUMN end_date date NOT NULL");
+    ttExecute("create unique index name_idx on tt_invoices(team_id, name)");
+    ttExecute("drop index ub_id_u on tt_user_project_binds");
+    ttExecute("create unique index bind_idx on tt_user_project_binds(user_id, project_id)");
+    ttExecute("create index client_idx on tt_log(client_id)");
+    ttExecute("create index invoice_idx on tt_log(invoice_id)");
   }
 
   if ($_POST["convert1579to1600"]) {
-    setChange("ALTER TABLE tt_invoices ADD COLUMN date date NOT NULL");
-    setChange("ALTER TABLE tt_teams ADD COLUMN custom_logo tinyint(4) default '0'");
-    setChange("ALTER TABLE tt_tasks ADD COLUMN description varchar(255) default NULL");
-    setChange("ALTER TABLE tt_projects MODIFY name varchar(80) COLLATE utf8_bin NOT NULL");
-    setChange("ALTER TABLE tt_users MODIFY login varchar(50) COLLATE utf8_bin NOT NULL");
-    setChange("ALTER TABLE tt_tasks MODIFY name varchar(80) COLLATE utf8_bin NOT NULL");
-    setChange("ALTER TABLE tt_invoices MODIFY name varchar(80) COLLATE utf8_bin NOT NULL");
-    setChange("ALTER TABLE tt_clients MODIFY name varchar(80) COLLATE utf8_bin NOT NULL");
-    setChange("ALTER TABLE tt_clients ADD COLUMN projects text default NULL");
-    setChange("ALTER TABLE tt_custom_field_log ADD COLUMN option_id int(11) default NULL");
-    setChange("ALTER TABLE tt_teams ADD COLUMN tracking_mode smallint(2) NOT NULL DEFAULT '2'");
-    setChange("ALTER TABLE tt_teams ADD COLUMN record_type smallint(2) NOT NULL DEFAULT '0'");
-    setChange("ALTER TABLE tt_invoices DROP start_date");
-    setChange("ALTER TABLE tt_invoices DROP end_date");
+    ttExecute("ALTER TABLE tt_invoices ADD COLUMN date date NOT NULL");
+    ttExecute("ALTER TABLE tt_teams ADD COLUMN custom_logo tinyint(4) default '0'");
+    ttExecute("ALTER TABLE tt_tasks ADD COLUMN description varchar(255) default NULL");
+    ttExecute("ALTER TABLE tt_projects MODIFY name varchar(80) COLLATE utf8_bin NOT NULL");
+    ttExecute("ALTER TABLE tt_users MODIFY login varchar(50) COLLATE utf8_bin NOT NULL");
+    ttExecute("ALTER TABLE tt_tasks MODIFY name varchar(80) COLLATE utf8_bin NOT NULL");
+    ttExecute("ALTER TABLE tt_invoices MODIFY name varchar(80) COLLATE utf8_bin NOT NULL");
+    ttExecute("ALTER TABLE tt_clients MODIFY name varchar(80) COLLATE utf8_bin NOT NULL");
+    ttExecute("ALTER TABLE tt_clients ADD COLUMN projects text default NULL");
+    ttExecute("ALTER TABLE tt_custom_field_log ADD COLUMN option_id int(11) default NULL");
+    ttExecute("ALTER TABLE tt_teams ADD COLUMN tracking_mode smallint(2) NOT NULL DEFAULT '2'");
+    ttExecute("ALTER TABLE tt_teams ADD COLUMN record_type smallint(2) NOT NULL DEFAULT '0'");
+    ttExecute("ALTER TABLE tt_invoices DROP start_date");
+    ttExecute("ALTER TABLE tt_invoices DROP end_date");
   }
 
   // The update_clients function updates projects field in tt_clients table.
@@ -677,93 +714,93 @@ if ($_POST) {
   }
 
   if ($_POST["convert1600to11400"]) {
-    setChange("DROP TABLE IF EXISTS tt_invoice_headers");
-    setChange("ALTER TABLE tt_fav_reports ADD COLUMN `client_id` int(11) default NULL");
-    setChange("ALTER TABLE tt_fav_reports ADD COLUMN `cf_1_option_id` int(11) default NULL");
-    setChange("ALTER TABLE tt_fav_reports ADD COLUMN `show_client` tinyint(4) NOT NULL default '0'");
-    setChange("ALTER TABLE tt_fav_reports ADD COLUMN `show_invoice` tinyint(4) NOT NULL default '0'");
-    setChange("ALTER TABLE tt_fav_reports ADD COLUMN `group_by` varchar(20) default NULL");
-    setChange("CREATE TABLE `tt_expense_items` (`id` bigint NOT NULL auto_increment, `date` date NOT NULL, `user_id` int(11) NOT NULL, `client_id` int(11) default NULL, `project_id` int(11) default NULL, `name` varchar(255) NOT NULL, `cost` decimal(10,2) default '0.00', `invoice_id` int(11) default NULL, PRIMARY KEY  (`id`))");
-    setChange("create index date_idx on tt_expense_items(date)");
-    setChange("create index user_idx on tt_expense_items(user_id)");
-    setChange("create index client_idx on tt_expense_items(client_id)");
-    setChange("create index project_idx on tt_expense_items(project_id)");
-    setChange("create index invoice_idx on tt_expense_items(invoice_id)");
-    setChange("ALTER TABLE tt_fav_reports DROP sort_by");
-    setChange("ALTER TABLE tt_fav_reports DROP show_empty_days");
-    setChange("ALTER TABLE tt_invoices DROP discount");
-    setChange("ALTER TABLE tt_users ADD COLUMN `client_id` int(11) default NULL");
-    setChange("ALTER TABLE tt_teams ADD COLUMN `decimal_mark` char(1) NOT NULL default '.'");
-    setChange("ALTER TABLE tt_fav_reports ADD COLUMN `invoice` tinyint(4) default NULL");
-    setChange("CREATE TABLE `tt_cron` (`id` int(11) NOT NULL auto_increment, `cron_spec` varchar(255) NOT NULL, `last` int(11) default NULL, `next` int(11) default NULL, `report_id` int(11) default NULL, `email` varchar(100) default NULL, `status` tinyint(4) default '1', PRIMARY KEY (`id`))");
-    setChange("ALTER TABLE tt_cron ADD COLUMN `team_id` int(11) NOT NULL");
-    setChange("create index client_idx on tt_client_project_binds(client_id)");
-    setChange("create index project_idx on tt_client_project_binds(project_id)");
-    setChange("ALTER TABLE tt_log ADD COLUMN status tinyint(4) default '1'");
-    setChange("ALTER TABLE tt_custom_field_log ADD COLUMN status tinyint(4) default '1'");
-    setChange("ALTER TABLE tt_expense_items ADD COLUMN status tinyint(4) default '1'");
-    setChange("ALTER TABLE tt_invoices ADD COLUMN status tinyint(4) default '1'");
-    setChange("DROP INDEX name_idx on tt_invoices");
-    setChange("create unique index name_idx on tt_invoices(team_id, name, status)");
-    setChange("ALTER TABLE tt_teams ADD COLUMN lock_spec varchar(255) default NULL");
-    setChange("ALTER TABLE tt_teams DROP locktime");
-    setChange("CREATE TABLE `tt_monthly_quota` (`team_id` int(11) NOT NULL, `year` smallint(5) UNSIGNED NOT NULL, `month` tinyint(3) UNSIGNED NOT NULL, `quota` smallint(5) UNSIGNED NOT NULL, PRIMARY KEY (`year`,`month`,`team_id`))");
-    setChange("ALTER TABLE `tt_monthly_quota` ADD CONSTRAINT `FK_TT_TEAM_CONSTRAING` FOREIGN KEY (`team_id`) REFERENCES `tt_teams` (`id`) ON DELETE CASCADE ON UPDATE CASCADE");
-    setChange("ALTER TABLE `tt_teams` ADD `workday_hours` SMALLINT NULL DEFAULT '8' AFTER `lock_spec`");
-    setChange("RENAME TABLE tt_monthly_quota TO tt_monthly_quotas");
-    setChange("ALTER TABLE tt_expense_items modify `name` text NOT NULL");
-    setChange("ALTER TABLE `tt_teams` ADD `uncompleted_indicators` SMALLINT(2) NOT NULL DEFAULT '0' AFTER `record_type`");
-    setChange("CREATE TABLE `tt_predefined_expenses` (`id` int(11) NOT NULL auto_increment, `team_id` int(11) NOT NULL, `name` varchar(255) NOT NULL, `cost` decimal(10,2) default '0.00', PRIMARY KEY  (`id`))");
-    setChange("ALTER TABLE `tt_teams` ADD `task_required` smallint(2) NOT NULL DEFAULT '0' AFTER `tracking_mode`");
-    setChange("ALTER TABLE `tt_teams` ADD `project_required` smallint(2) NOT NULL DEFAULT '0' AFTER `tracking_mode`");
-    setChange("ALTER TABLE `tt_cron` ADD `report_condition` varchar(255) default NULL AFTER `email`");
-    setChange("ALTER TABLE `tt_fav_reports` ADD `status` tinyint(4) default '1'");
-    setChange("ALTER TABLE `tt_teams` ADD `bcc_email` varchar(100) default NULL AFTER `uncompleted_indicators`");
-    setChange("ALTER TABLE `tt_cron` ADD `cc` varchar(100) default NULL AFTER `email`");
-    setChange("ALTER TABLE `tt_cron` ADD `subject` varchar(100) default NULL AFTER `cc`");
-    setChange("ALTER TABLE `tt_log` ADD `paid` tinyint(4) NULL default '0' AFTER `billable`");
+    ttExecute("DROP TABLE IF EXISTS tt_invoice_headers");
+    ttExecute("ALTER TABLE tt_fav_reports ADD COLUMN `client_id` int(11) default NULL");
+    ttExecute("ALTER TABLE tt_fav_reports ADD COLUMN `cf_1_option_id` int(11) default NULL");
+    ttExecute("ALTER TABLE tt_fav_reports ADD COLUMN `show_client` tinyint(4) NOT NULL default '0'");
+    ttExecute("ALTER TABLE tt_fav_reports ADD COLUMN `show_invoice` tinyint(4) NOT NULL default '0'");
+    ttExecute("ALTER TABLE tt_fav_reports ADD COLUMN `group_by` varchar(20) default NULL");
+    ttExecute("CREATE TABLE `tt_expense_items` (`id` bigint NOT NULL auto_increment, `date` date NOT NULL, `user_id` int(11) NOT NULL, `client_id` int(11) default NULL, `project_id` int(11) default NULL, `name` varchar(255) NOT NULL, `cost` decimal(10,2) default '0.00', `invoice_id` int(11) default NULL, PRIMARY KEY  (`id`))");
+    ttExecute("create index date_idx on tt_expense_items(date)");
+    ttExecute("create index user_idx on tt_expense_items(user_id)");
+    ttExecute("create index client_idx on tt_expense_items(client_id)");
+    ttExecute("create index project_idx on tt_expense_items(project_id)");
+    ttExecute("create index invoice_idx on tt_expense_items(invoice_id)");
+    ttExecute("ALTER TABLE tt_fav_reports DROP sort_by");
+    ttExecute("ALTER TABLE tt_fav_reports DROP show_empty_days");
+    ttExecute("ALTER TABLE tt_invoices DROP discount");
+    ttExecute("ALTER TABLE tt_users ADD COLUMN `client_id` int(11) default NULL");
+    ttExecute("ALTER TABLE tt_teams ADD COLUMN `decimal_mark` char(1) NOT NULL default '.'");
+    ttExecute("ALTER TABLE tt_fav_reports ADD COLUMN `invoice` tinyint(4) default NULL");
+    ttExecute("CREATE TABLE `tt_cron` (`id` int(11) NOT NULL auto_increment, `cron_spec` varchar(255) NOT NULL, `last` int(11) default NULL, `next` int(11) default NULL, `report_id` int(11) default NULL, `email` varchar(100) default NULL, `status` tinyint(4) default '1', PRIMARY KEY (`id`))");
+    ttExecute("ALTER TABLE tt_cron ADD COLUMN `team_id` int(11) NOT NULL");
+    ttExecute("create index client_idx on tt_client_project_binds(client_id)");
+    ttExecute("create index project_idx on tt_client_project_binds(project_id)");
+    ttExecute("ALTER TABLE tt_log ADD COLUMN status tinyint(4) default '1'");
+    ttExecute("ALTER TABLE tt_custom_field_log ADD COLUMN status tinyint(4) default '1'");
+    ttExecute("ALTER TABLE tt_expense_items ADD COLUMN status tinyint(4) default '1'");
+    ttExecute("ALTER TABLE tt_invoices ADD COLUMN status tinyint(4) default '1'");
+    ttExecute("DROP INDEX name_idx on tt_invoices");
+    ttExecute("create unique index name_idx on tt_invoices(team_id, name, status)");
+    ttExecute("ALTER TABLE tt_teams ADD COLUMN lock_spec varchar(255) default NULL");
+    ttExecute("ALTER TABLE tt_teams DROP locktime");
+    ttExecute("CREATE TABLE `tt_monthly_quota` (`team_id` int(11) NOT NULL, `year` smallint(5) UNSIGNED NOT NULL, `month` tinyint(3) UNSIGNED NOT NULL, `quota` smallint(5) UNSIGNED NOT NULL, PRIMARY KEY (`year`,`month`,`team_id`))");
+    ttExecute("ALTER TABLE `tt_monthly_quota` ADD CONSTRAINT `FK_TT_TEAM_CONSTRAING` FOREIGN KEY (`team_id`) REFERENCES `tt_teams` (`id`) ON DELETE CASCADE ON UPDATE CASCADE");
+    ttExecute("ALTER TABLE `tt_teams` ADD `workday_hours` SMALLINT NULL DEFAULT '8' AFTER `lock_spec`");
+    ttExecute("RENAME TABLE tt_monthly_quota TO tt_monthly_quotas");
+    ttExecute("ALTER TABLE tt_expense_items modify `name` text NOT NULL");
+    ttExecute("ALTER TABLE `tt_teams` ADD `uncompleted_indicators` SMALLINT(2) NOT NULL DEFAULT '0' AFTER `record_type`");
+    ttExecute("CREATE TABLE `tt_predefined_expenses` (`id` int(11) NOT NULL auto_increment, `team_id` int(11) NOT NULL, `name` varchar(255) NOT NULL, `cost` decimal(10,2) default '0.00', PRIMARY KEY  (`id`))");
+    ttExecute("ALTER TABLE `tt_teams` ADD `task_required` smallint(2) NOT NULL DEFAULT '0' AFTER `tracking_mode`");
+    ttExecute("ALTER TABLE `tt_teams` ADD `project_required` smallint(2) NOT NULL DEFAULT '0' AFTER `tracking_mode`");
+    ttExecute("ALTER TABLE `tt_cron` ADD `report_condition` varchar(255) default NULL AFTER `email`");
+    ttExecute("ALTER TABLE `tt_fav_reports` ADD `status` tinyint(4) default '1'");
+    ttExecute("ALTER TABLE `tt_teams` ADD `bcc_email` varchar(100) default NULL AFTER `uncompleted_indicators`");
+    ttExecute("ALTER TABLE `tt_cron` ADD `cc` varchar(100) default NULL AFTER `email`");
+    ttExecute("ALTER TABLE `tt_cron` ADD `subject` varchar(100) default NULL AFTER `cc`");
+    ttExecute("ALTER TABLE `tt_log` ADD `paid` tinyint(4) NULL default '0' AFTER `billable`");
   }
 
   if ($_POST["convert11400to11744"]) {
-    setChange("ALTER TABLE `tt_teams` DROP `address`");
-    setChange("ALTER TABLE `tt_fav_reports` ADD `report_spec` text default NULL AFTER `user_id`");
-    setChange("ALTER TABLE `tt_fav_reports` ADD `paid_status` tinyint(4) default NULL AFTER `invoice`");
-    setChange("ALTER TABLE `tt_fav_reports` ADD `show_paid` tinyint(4) NOT NULL DEFAULT '0' AFTER `show_invoice`");
-    setChange("ALTER TABLE `tt_expense_items` ADD `paid` tinyint(4) NULL default '0' AFTER `invoice_id`");
-    setChange("ALTER TABLE `tt_monthly_quotas` MODIFY `quota` decimal(5,2) NOT NULL");
-    setChange("ALTER TABLE `tt_teams` MODIFY `workday_hours` decimal(5,2) DEFAULT '8.00'");
-    setChange("ALTER TABLE `tt_teams` ADD `config` text default NULL AFTER `custom_logo`");
-    setChange("ALTER TABLE `tt_monthly_quotas` ADD `minutes` int(11) DEFAULT NULL");
-    setChange("ALTER TABLE `tt_teams` ADD `workday_minutes` smallint(4) DEFAULT '480' AFTER `workday_hours`");
-    setChange("UPDATE `tt_teams` SET `workday_minutes` = 60 * `workday_hours`");
-    setChange("ALTER TABLE `tt_teams` DROP `workday_hours`");
-    setChange("UPDATE `tt_monthly_quotas` SET `minutes` = 60 * `quota`");
-    setChange("ALTER TABLE `tt_monthly_quotas` DROP `quota`");
-    setChange("ALTER TABLE `tt_teams` DROP `uncompleted_indicators`");
-    setChange("ALTER TABLE `tt_users` MODIFY `timestamp` timestamp default CURRENT_TIMESTAMP");
-    setChange("ALTER TABLE `tt_teams` MODIFY `timestamp` timestamp default CURRENT_TIMESTAMP");
-    setChange("ALTER TABLE `tt_log` MODIFY `timestamp` timestamp default CURRENT_TIMESTAMP");
-    setChange("ALTER TABLE `tt_tmp_refs` MODIFY `timestamp` timestamp default CURRENT_TIMESTAMP");
-    setChange("CREATE TABLE `tt_roles` (`id` int(11) NOT NULL auto_increment, `team_id` int(11) NOT NULL, `name` varchar(80) default NULL, `rank` int(11) default 0, `rights` text default NULL, `status` tinyint(4) default 1, PRIMARY KEY (`id`))");
-    setChange("create unique index role_idx on tt_roles(team_id, rank, status)");
-    setChange("ALTER TABLE `tt_roles` ADD `description` varchar(255) default NULL AFTER `name`");
-    setChange("ALTER TABLE `tt_users` ADD `role_id` int(11) default NULL AFTER `role`");
-    setChange("CREATE TABLE `tt_site_config` (`param_name` varchar(32) NOT NULL, `param_value` text default NULL, `created` datetime default NULL, `updated` datetime default NULL, PRIMARY KEY (`param_name`))");
-    setChange("INSERT INTO `tt_site_config` (`param_name`, `param_value`, `created`) VALUES ('version_db', '1.17.34', now())");
-    setChange("INSERT INTO `tt_roles` (`team_id`, `name`, `rank`, `rights`) VALUES (0, 'Site administrator', 1024, 'administer_site')");
-    setChange("INSERT INTO `tt_roles` (`team_id`, `name`, `rank`, `rights`) VALUES (0, 'Top manager', 512, 'data_entry,view_own_data,manage_own_settings,view_users,on_behalf_data_entry,view_data,override_punch_mode,swap_roles,approve_timesheets,manage_users,manage_projects,manage_tasks,manage_custom_fields,manage_clients,manage_invoices,manage_features,manage_basic_settings,manage_advanced_settings,manage_roles,export_data,manage_subgroups')");
-    setChange("UPDATE `tt_site_config` SET `param_value` = '1.17.35' where param_name = 'version_db'");
-    setChange("update `tt_users` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.35') set role_id = (select id from tt_roles where rank = 1024) where role = 1024");
-    setChange("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.35') set rights = 'data_entry,view_own_reports,view_own_charts,view_own_invoices,manage_own_settings,view_users,on_behalf_data_entry,view_reports,view_charts,override_punch_mode,swap_roles,approve_timesheets,manage_users,manage_projects,manage_tasks,manage_custom_fields,manage_clients,manage_invoices,manage_features,manage_basic_settings,manage_advanced_settings,manage_roles,export_data,manage_subgroups' where team_id = 0 and rank = 512");
-    setChange("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.35') set rights = replace(rights, 'view_own_data', 'view_own_reports,view_own_charts') where team_id > 0");
-    setChange("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.35') set rights = replace(rights, 'view_data', 'view_reports,view_charts') where team_id > 0");
-    setChange("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.35') set rights = replace(rights, 'view_own_charts,manage_own_settings', 'view_own_charts,view_own_invoices,manage_own_settings') where team_id > 0 and rank = 16");
-    setChange("UPDATE `tt_site_config` SET `param_value` = '1.17.40' where param_name = 'version_db'");
-    setChange("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.40') set rights = replace(rights, 'on_behalf_data_entry', 'track_time,track_expenses')");
-    setChange("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.40') set rights = replace(rights, 'data_entry', 'track_own_time,track_own_expenses')");
-    setChange("UPDATE `tt_site_config` SET `param_value` = '1.17.43' where param_name = 'version_db'");
-    setChange("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.43') set rights = replace(rights, 'override_punch_mode,swap_roles', 'override_punch_mode,override_date_lock,swap_roles')");
-    setChange("UPDATE `tt_site_config` SET `param_value` = '1.17.44' where param_name = 'version_db'");
+    ttExecute("ALTER TABLE `tt_teams` DROP `address`");
+    ttExecute("ALTER TABLE `tt_fav_reports` ADD `report_spec` text default NULL AFTER `user_id`");
+    ttExecute("ALTER TABLE `tt_fav_reports` ADD `paid_status` tinyint(4) default NULL AFTER `invoice`");
+    ttExecute("ALTER TABLE `tt_fav_reports` ADD `show_paid` tinyint(4) NOT NULL DEFAULT '0' AFTER `show_invoice`");
+    ttExecute("ALTER TABLE `tt_expense_items` ADD `paid` tinyint(4) NULL default '0' AFTER `invoice_id`");
+    ttExecute("ALTER TABLE `tt_monthly_quotas` MODIFY `quota` decimal(5,2) NOT NULL");
+    ttExecute("ALTER TABLE `tt_teams` MODIFY `workday_hours` decimal(5,2) DEFAULT '8.00'");
+    ttExecute("ALTER TABLE `tt_teams` ADD `config` text default NULL AFTER `custom_logo`");
+    ttExecute("ALTER TABLE `tt_monthly_quotas` ADD `minutes` int(11) DEFAULT NULL");
+    ttExecute("ALTER TABLE `tt_teams` ADD `workday_minutes` smallint(4) DEFAULT '480' AFTER `workday_hours`");
+    ttExecute("UPDATE `tt_teams` SET `workday_minutes` = 60 * `workday_hours`");
+    ttExecute("ALTER TABLE `tt_teams` DROP `workday_hours`");
+    ttExecute("UPDATE `tt_monthly_quotas` SET `minutes` = 60 * `quota`");
+    ttExecute("ALTER TABLE `tt_monthly_quotas` DROP `quota`");
+    ttExecute("ALTER TABLE `tt_teams` DROP `uncompleted_indicators`");
+    ttExecute("ALTER TABLE `tt_users` MODIFY `timestamp` timestamp default CURRENT_TIMESTAMP");
+    ttExecute("ALTER TABLE `tt_teams` MODIFY `timestamp` timestamp default CURRENT_TIMESTAMP");
+    ttExecute("ALTER TABLE `tt_log` MODIFY `timestamp` timestamp default CURRENT_TIMESTAMP");
+    ttExecute("ALTER TABLE `tt_tmp_refs` MODIFY `timestamp` timestamp default CURRENT_TIMESTAMP");
+    ttExecute("CREATE TABLE `tt_roles` (`id` int(11) NOT NULL auto_increment, `team_id` int(11) NOT NULL, `name` varchar(80) default NULL, `rank` int(11) default 0, `rights` text default NULL, `status` tinyint(4) default 1, PRIMARY KEY (`id`))");
+    ttExecute("create unique index role_idx on tt_roles(team_id, rank, status)");
+    ttExecute("ALTER TABLE `tt_roles` ADD `description` varchar(255) default NULL AFTER `name`");
+    ttExecute("ALTER TABLE `tt_users` ADD `role_id` int(11) default NULL AFTER `role`");
+    ttExecute("CREATE TABLE `tt_site_config` (`param_name` varchar(32) NOT NULL, `param_value` text default NULL, `created` datetime default NULL, `updated` datetime default NULL, PRIMARY KEY (`param_name`))");
+    ttExecute("INSERT INTO `tt_site_config` (`param_name`, `param_value`, `created`) VALUES ('version_db', '1.17.34', now())");
+    ttExecute("INSERT INTO `tt_roles` (`team_id`, `name`, `rank`, `rights`) VALUES (0, 'Site administrator', 1024, 'administer_site')");
+    ttExecute("INSERT INTO `tt_roles` (`team_id`, `name`, `rank`, `rights`) VALUES (0, 'Top manager', 512, 'data_entry,view_own_data,manage_own_settings,view_users,on_behalf_data_entry,view_data,override_punch_mode,swap_roles,approve_timesheets,manage_users,manage_projects,manage_tasks,manage_custom_fields,manage_clients,manage_invoices,manage_features,manage_basic_settings,manage_advanced_settings,manage_roles,export_data,manage_subgroups')");
+    ttExecute("UPDATE `tt_site_config` SET `param_value` = '1.17.35' where param_name = 'version_db'");
+    ttExecute("update `tt_users` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.35') set role_id = (select id from tt_roles where rank = 1024) where role = 1024");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.35') set rights = 'data_entry,view_own_reports,view_own_charts,view_own_invoices,manage_own_settings,view_users,on_behalf_data_entry,view_reports,view_charts,override_punch_mode,swap_roles,approve_timesheets,manage_users,manage_projects,manage_tasks,manage_custom_fields,manage_clients,manage_invoices,manage_features,manage_basic_settings,manage_advanced_settings,manage_roles,export_data,manage_subgroups' where team_id = 0 and rank = 512");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.35') set rights = replace(rights, 'view_own_data', 'view_own_reports,view_own_charts') where team_id > 0");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.35') set rights = replace(rights, 'view_data', 'view_reports,view_charts') where team_id > 0");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.35') set rights = replace(rights, 'view_own_charts,manage_own_settings', 'view_own_charts,view_own_invoices,manage_own_settings') where team_id > 0 and rank = 16");
+    ttExecute("UPDATE `tt_site_config` SET `param_value` = '1.17.40' where param_name = 'version_db'");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.40') set rights = replace(rights, 'on_behalf_data_entry', 'track_time,track_expenses')");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.40') set rights = replace(rights, 'data_entry', 'track_own_time,track_own_expenses')");
+    ttExecute("UPDATE `tt_site_config` SET `param_value` = '1.17.43' where param_name = 'version_db'");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.43') set rights = replace(rights, 'override_punch_mode,swap_roles', 'override_punch_mode,override_date_lock,swap_roles')");
+    ttExecute("UPDATE `tt_site_config` SET `param_value` = '1.17.44' where param_name = 'version_db'");
   }
 
   // The update_role_id function assigns a role_id to users, who don't have it.
@@ -807,107 +844,107 @@ if ($_POST) {
   }
 
   if ($_POST["convert11744to11797"]) {
-    setChange("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.44') set rights = replace(rights, 'override_punch_mode,override_date_lock', 'override_punch_mode,override_own_punch_mode,override_date_lock')");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.48' where param_name = 'version_db' and param_value = '1.17.44'");
-    setChange("update `tt_users` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.48') set role_id = (select id from tt_roles where team_id = 0 and rank = 512) where role = 324");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.49' where param_name = 'version_db' and param_value = '1.17.48'");
-    setChange("ALTER TABLE `tt_users` drop role");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.50' where param_name = 'version_db' and param_value = '1.17.49'");
-    setChange("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.50') set rights = replace(rights, 'override_date_lock,swap_roles', 'override_date_lock,override_own_date_lock,swap_roles')");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.51' where param_name = 'version_db' and param_value = '1.17.50'");
-    setChange("ALTER TABLE `tt_users` ADD `created` datetime default NULL AFTER `email`");
-    setChange("ALTER TABLE `tt_users` ADD `created_ip` varchar(45) default NULL AFTER `created`");
-    setChange("ALTER TABLE `tt_users` ADD `created_by` int(11) default NULL AFTER `created_ip`");
-    setChange("ALTER TABLE `tt_users` ADD `modified` datetime default NULL AFTER `created_by`");
-    setChange("ALTER TABLE `tt_users` ADD `modified_ip` varchar(45) default NULL AFTER `modified`");
-    setChange("ALTER TABLE `tt_users` ADD `modified_by` int(11) default NULL AFTER `modified_ip`");
-    setChange("ALTER TABLE `tt_users` ADD `accessed` datetime default NULL AFTER `modified_by`");
-    setChange("ALTER TABLE `tt_users` ADD `accessed_ip` varchar(45) default NULL AFTER `accessed`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.52' where param_name = 'version_db' and param_value = '1.17.51'");
-    setChange("ALTER TABLE `tt_site_config` CHANGE `updated` `modified` datetime default NULL");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.53', modified = now() where param_name = 'version_db' and param_value = '1.17.52'");
-    setChange("ALTER TABLE `tt_log` ADD `created` datetime default NULL AFTER `paid`");
-    setChange("ALTER TABLE `tt_log` ADD `created_ip` varchar(45) default NULL AFTER `created`");
-    setChange("ALTER TABLE `tt_log` ADD `created_by` int(11) default NULL AFTER `created_ip`");
-    setChange("ALTER TABLE `tt_log` ADD `modified` datetime default NULL AFTER `created_by`");
-    setChange("ALTER TABLE `tt_log` ADD `modified_ip` varchar(45) default NULL AFTER `modified`");
-    setChange("ALTER TABLE `tt_log` ADD `modified_by` int(11) default NULL AFTER `modified_ip`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.56', modified = now() where param_name = 'version_db' and param_value = '1.17.53'");
-    setChange("ALTER TABLE `tt_expense_items` ADD `created` datetime default NULL AFTER `paid`");
-    setChange("ALTER TABLE `tt_expense_items` ADD `created_ip` varchar(45) default NULL AFTER `created`");
-    setChange("ALTER TABLE `tt_expense_items` ADD `created_by` int(11) default NULL AFTER `created_ip`");
-    setChange("ALTER TABLE `tt_expense_items` ADD `modified` datetime default NULL AFTER `created_by`");
-    setChange("ALTER TABLE `tt_expense_items` ADD `modified_ip` varchar(45) default NULL AFTER `modified`");
-    setChange("ALTER TABLE `tt_expense_items` ADD `modified_by` int(11) default NULL AFTER `modified_ip`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.59', modified = now() where param_name = 'version_db' and param_value = '1.17.56'");
-    setChange("ALTER TABLE `tt_fav_reports` ADD `show_ip` tinyint(4) NOT NULL DEFAULT '0' AFTER `show_paid`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.61', modified = now() where param_name = 'version_db' and param_value = '1.17.59'");
-    setChange("update `tt_log` l inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.61') set l.created = l.timestamp where l.created is null");
-    setChange("ALTER TABLE `tt_log` drop `timestamp`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.64', modified = now() where param_name = 'version_db' and param_value = '1.17.61'");
-    setChange("ALTER TABLE `tt_teams` ADD `created` datetime default NULL AFTER `config`");
-    setChange("ALTER TABLE `tt_teams` ADD `created_ip` varchar(45) default NULL AFTER `created`");
-    setChange("ALTER TABLE `tt_teams` ADD `created_by` int(11) default NULL AFTER `created_ip`");
-    setChange("ALTER TABLE `tt_teams` ADD `modified` datetime default NULL AFTER `created_by`");
-    setChange("ALTER TABLE `tt_teams` ADD `modified_ip` varchar(45) default NULL AFTER `modified`");
-    setChange("ALTER TABLE `tt_teams` ADD `modified_by` int(11) default NULL AFTER `modified_ip`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.65', modified = now() where param_name = 'version_db' and param_value = '1.17.64'");
-    setChange("update `tt_teams` t inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.65') set t.created = t.timestamp where t.created is null");
-    setChange("update `tt_users` u inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.65') set u.created = u.timestamp where u.created is null");
-    setChange("ALTER TABLE `tt_teams` drop `timestamp`");
-    setChange("ALTER TABLE `tt_users` drop `timestamp`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.66', modified = now() where param_name = 'version_db' and param_value = '1.17.65'");
-    setChange("ALTER TABLE `tt_tmp_refs` ADD `created` datetime default NULL AFTER `timestamp`");
-    setChange("ALTER TABLE `tt_tmp_refs` drop `timestamp`");
-    setChange("delete from `tt_tmp_refs`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.67', modified = now() where param_name = 'version_db' and param_value = '1.17.66'");
-    setChange("ALTER TABLE `tt_teams` ADD `parent_id` int(11) default NULL AFTER `id`");
-    setChange("ALTER TABLE `tt_teams` ADD `org_id` int(11) default NULL AFTER `parent_id`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.76', modified = now() where param_name = 'version_db' and param_value = '1.17.67'");
-    setChange("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.76') set rights = replace(rights, ',manage_users', ',manage_own_account,manage_users')");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.77', modified = now() where param_name = 'version_db' and param_value = '1.17.76'");
-    setChange("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.77') set rights = replace(rights, 'manage_own_settings,view_users', 'manage_own_settings,view_projects,view_users')");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.78', modified = now() where param_name = 'version_db' and param_value = '1.17.77'");
-    setChange("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.78') set rights = replace(rights, 'manage_own_settings,view_projects,view_users', 'view_own_projects,manage_own_settings,view_users')");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.79', modified = now() where param_name = 'version_db' and param_value = '1.17.78'");
-    setChange("RENAME TABLE `tt_teams` TO `tt_groups`");
-    setChange("ALTER TABLE `tt_monthly_quotas` DROP FOREIGN KEY FK_TT_TEAM_CONSTRAING");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.80', modified = now() where param_name = 'version_db' and param_value = '1.17.79'");
-    setChange("ALTER TABLE `tt_roles` CHANGE `team_id` `group_id` int(11) NOT NULL");
-    setChange("ALTER TABLE `tt_users` CHANGE `team_id` `group_id` int(11) NOT NULL");
-    setChange("ALTER TABLE `tt_projects` CHANGE `team_id` `group_id` int(11) NOT NULL");
-    setChange("ALTER TABLE `tt_tasks` CHANGE `team_id` `group_id` int(11) NOT NULL");
-    setChange("ALTER TABLE `tt_invoices` CHANGE `team_id` `group_id` int(11) NOT NULL");
-    setChange("ALTER TABLE `tt_cron` CHANGE `team_id` `group_id` int(11) NOT NULL");
-    setChange("ALTER TABLE `tt_clients` CHANGE `team_id` `group_id` int(11) NOT NULL");
-    setChange("ALTER TABLE `tt_custom_fields` CHANGE `team_id` `group_id` int(11) NOT NULL");
-    setChange("ALTER TABLE `tt_predefined_expenses` CHANGE `team_id` `group_id` int(11) NOT NULL");
-    setChange("ALTER TABLE `tt_monthly_quotas` CHANGE `team_id` `group_id` int(11) NOT NULL");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.81', modified = now() where param_name = 'version_db' and param_value = '1.17.80'");
-    setChange("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.81') set rights = replace(rights, ',manage_invoices', ',manage_invoices,view_all_reports')");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.82', modified = now() where param_name = 'version_db' and param_value = '1.17.81'");
-    setChange("ALTER TABLE `tt_groups` ADD `allow_ip` varchar(255) default NULL AFTER `bcc_email`");
-    setChange("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.82') set rights = replace(rights, 'manage_invoices,view_all_reports', 'manage_invoices,override_allow_ip,view_all_reports')");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.83', modified = now() where param_name = 'version_db' and param_value = '1.17.82'");
-    setChange("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.83') set rights = replace(rights, 'view_own_projects,manage_own_settings', 'view_own_projects,view_own_tasks,manage_own_settings')");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.84', modified = now() where param_name = 'version_db' and param_value = '1.17.83'");
-    setChange("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.84') set rights = replace(rights, 'view_charts,override_punch_mode', 'view_charts,view_own_clients,override_punch_mode')");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.85', modified = now() where param_name = 'version_db' and param_value = '1.17.84'");
-    setChange("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.85') set rights = replace(rights, 'override_allow_ip,view_all_reports', 'override_allow_ip,manage_basic_settings,view_all_reports')");
-    setChange("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.85') set rights = replace(rights, 'manage_features,manage_basic_setting,manage_advanced_settings', 'manage_features,manage_advanced_settings')");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.86', modified = now() where param_name = 'version_db' and param_value = '1.17.85'");
-    setChange("ALTER TABLE `tt_groups` ADD `password_complexity` varchar(64) default NULL AFTER `allow_ip`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.87', modified = now() where param_name = 'version_db' and param_value = '1.17.86'");
-    setChange("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.87') set rights = replace(rights, 'manage_subgroups', 'manage_subgroups,delete_group') where rank = 512");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.88', modified = now() where param_name = 'version_db' and param_value = '1.17.87'");
-    setChange("ALTER TABLE `tt_fav_reports` ADD `show_work_units` tinyint(4) NOT NULL DEFAULT '0' AFTER `show_custom_field_1`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.92', modified = now() where param_name = 'version_db' and param_value = '1.17.88'");
-    setChange("ALTER TABLE `tt_log` ADD `group_id` int(11) default NULL AFTER `user_id`");
-    setChange("ALTER TABLE `tt_expense_items` ADD `group_id` int(11) default NULL AFTER `user_id`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.96', modified = now() where param_name = 'version_db' and param_value = '1.17.92'");
-    setChange("create index group_idx on tt_log(group_id)");
-    setChange("create index group_idx on tt_expense_items(group_id)");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.17.97', modified = now() where param_name = 'version_db' and param_value = '1.17.96'");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.44') set rights = replace(rights, 'override_punch_mode,override_date_lock', 'override_punch_mode,override_own_punch_mode,override_date_lock')");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.48' where param_name = 'version_db' and param_value = '1.17.44'");
+    ttExecute("update `tt_users` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.48') set role_id = (select id from tt_roles where team_id = 0 and rank = 512) where role = 324");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.49' where param_name = 'version_db' and param_value = '1.17.48'");
+    ttExecute("ALTER TABLE `tt_users` drop role");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.50' where param_name = 'version_db' and param_value = '1.17.49'");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.50') set rights = replace(rights, 'override_date_lock,swap_roles', 'override_date_lock,override_own_date_lock,swap_roles')");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.51' where param_name = 'version_db' and param_value = '1.17.50'");
+    ttExecute("ALTER TABLE `tt_users` ADD `created` datetime default NULL AFTER `email`");
+    ttExecute("ALTER TABLE `tt_users` ADD `created_ip` varchar(45) default NULL AFTER `created`");
+    ttExecute("ALTER TABLE `tt_users` ADD `created_by` int(11) default NULL AFTER `created_ip`");
+    ttExecute("ALTER TABLE `tt_users` ADD `modified` datetime default NULL AFTER `created_by`");
+    ttExecute("ALTER TABLE `tt_users` ADD `modified_ip` varchar(45) default NULL AFTER `modified`");
+    ttExecute("ALTER TABLE `tt_users` ADD `modified_by` int(11) default NULL AFTER `modified_ip`");
+    ttExecute("ALTER TABLE `tt_users` ADD `accessed` datetime default NULL AFTER `modified_by`");
+    ttExecute("ALTER TABLE `tt_users` ADD `accessed_ip` varchar(45) default NULL AFTER `accessed`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.52' where param_name = 'version_db' and param_value = '1.17.51'");
+    ttExecute("ALTER TABLE `tt_site_config` CHANGE `updated` `modified` datetime default NULL");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.53', modified = now() where param_name = 'version_db' and param_value = '1.17.52'");
+    ttExecute("ALTER TABLE `tt_log` ADD `created` datetime default NULL AFTER `paid`");
+    ttExecute("ALTER TABLE `tt_log` ADD `created_ip` varchar(45) default NULL AFTER `created`");
+    ttExecute("ALTER TABLE `tt_log` ADD `created_by` int(11) default NULL AFTER `created_ip`");
+    ttExecute("ALTER TABLE `tt_log` ADD `modified` datetime default NULL AFTER `created_by`");
+    ttExecute("ALTER TABLE `tt_log` ADD `modified_ip` varchar(45) default NULL AFTER `modified`");
+    ttExecute("ALTER TABLE `tt_log` ADD `modified_by` int(11) default NULL AFTER `modified_ip`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.56', modified = now() where param_name = 'version_db' and param_value = '1.17.53'");
+    ttExecute("ALTER TABLE `tt_expense_items` ADD `created` datetime default NULL AFTER `paid`");
+    ttExecute("ALTER TABLE `tt_expense_items` ADD `created_ip` varchar(45) default NULL AFTER `created`");
+    ttExecute("ALTER TABLE `tt_expense_items` ADD `created_by` int(11) default NULL AFTER `created_ip`");
+    ttExecute("ALTER TABLE `tt_expense_items` ADD `modified` datetime default NULL AFTER `created_by`");
+    ttExecute("ALTER TABLE `tt_expense_items` ADD `modified_ip` varchar(45) default NULL AFTER `modified`");
+    ttExecute("ALTER TABLE `tt_expense_items` ADD `modified_by` int(11) default NULL AFTER `modified_ip`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.59', modified = now() where param_name = 'version_db' and param_value = '1.17.56'");
+    ttExecute("ALTER TABLE `tt_fav_reports` ADD `show_ip` tinyint(4) NOT NULL DEFAULT '0' AFTER `show_paid`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.61', modified = now() where param_name = 'version_db' and param_value = '1.17.59'");
+    ttExecute("update `tt_log` l inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.61') set l.created = l.timestamp where l.created is null");
+    ttExecute("ALTER TABLE `tt_log` drop `timestamp`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.64', modified = now() where param_name = 'version_db' and param_value = '1.17.61'");
+    ttExecute("ALTER TABLE `tt_teams` ADD `created` datetime default NULL AFTER `config`");
+    ttExecute("ALTER TABLE `tt_teams` ADD `created_ip` varchar(45) default NULL AFTER `created`");
+    ttExecute("ALTER TABLE `tt_teams` ADD `created_by` int(11) default NULL AFTER `created_ip`");
+    ttExecute("ALTER TABLE `tt_teams` ADD `modified` datetime default NULL AFTER `created_by`");
+    ttExecute("ALTER TABLE `tt_teams` ADD `modified_ip` varchar(45) default NULL AFTER `modified`");
+    ttExecute("ALTER TABLE `tt_teams` ADD `modified_by` int(11) default NULL AFTER `modified_ip`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.65', modified = now() where param_name = 'version_db' and param_value = '1.17.64'");
+    ttExecute("update `tt_teams` t inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.65') set t.created = t.timestamp where t.created is null");
+    ttExecute("update `tt_users` u inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.65') set u.created = u.timestamp where u.created is null");
+    ttExecute("ALTER TABLE `tt_teams` drop `timestamp`");
+    ttExecute("ALTER TABLE `tt_users` drop `timestamp`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.66', modified = now() where param_name = 'version_db' and param_value = '1.17.65'");
+    ttExecute("ALTER TABLE `tt_tmp_refs` ADD `created` datetime default NULL AFTER `timestamp`");
+    ttExecute("ALTER TABLE `tt_tmp_refs` drop `timestamp`");
+    ttExecute("delete from `tt_tmp_refs`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.67', modified = now() where param_name = 'version_db' and param_value = '1.17.66'");
+    ttExecute("ALTER TABLE `tt_teams` ADD `parent_id` int(11) default NULL AFTER `id`");
+    ttExecute("ALTER TABLE `tt_teams` ADD `org_id` int(11) default NULL AFTER `parent_id`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.76', modified = now() where param_name = 'version_db' and param_value = '1.17.67'");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.76') set rights = replace(rights, ',manage_users', ',manage_own_account,manage_users')");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.77', modified = now() where param_name = 'version_db' and param_value = '1.17.76'");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.77') set rights = replace(rights, 'manage_own_settings,view_users', 'manage_own_settings,view_projects,view_users')");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.78', modified = now() where param_name = 'version_db' and param_value = '1.17.77'");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.78') set rights = replace(rights, 'manage_own_settings,view_projects,view_users', 'view_own_projects,manage_own_settings,view_users')");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.79', modified = now() where param_name = 'version_db' and param_value = '1.17.78'");
+    ttExecute("RENAME TABLE `tt_teams` TO `tt_groups`");
+    ttExecute("ALTER TABLE `tt_monthly_quotas` DROP FOREIGN KEY FK_TT_TEAM_CONSTRAING");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.80', modified = now() where param_name = 'version_db' and param_value = '1.17.79'");
+    ttExecute("ALTER TABLE `tt_roles` CHANGE `team_id` `group_id` int(11) NOT NULL");
+    ttExecute("ALTER TABLE `tt_users` CHANGE `team_id` `group_id` int(11) NOT NULL");
+    ttExecute("ALTER TABLE `tt_projects` CHANGE `team_id` `group_id` int(11) NOT NULL");
+    ttExecute("ALTER TABLE `tt_tasks` CHANGE `team_id` `group_id` int(11) NOT NULL");
+    ttExecute("ALTER TABLE `tt_invoices` CHANGE `team_id` `group_id` int(11) NOT NULL");
+    ttExecute("ALTER TABLE `tt_cron` CHANGE `team_id` `group_id` int(11) NOT NULL");
+    ttExecute("ALTER TABLE `tt_clients` CHANGE `team_id` `group_id` int(11) NOT NULL");
+    ttExecute("ALTER TABLE `tt_custom_fields` CHANGE `team_id` `group_id` int(11) NOT NULL");
+    ttExecute("ALTER TABLE `tt_predefined_expenses` CHANGE `team_id` `group_id` int(11) NOT NULL");
+    ttExecute("ALTER TABLE `tt_monthly_quotas` CHANGE `team_id` `group_id` int(11) NOT NULL");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.81', modified = now() where param_name = 'version_db' and param_value = '1.17.80'");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.81') set rights = replace(rights, ',manage_invoices', ',manage_invoices,view_all_reports')");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.82', modified = now() where param_name = 'version_db' and param_value = '1.17.81'");
+    ttExecute("ALTER TABLE `tt_groups` ADD `allow_ip` varchar(255) default NULL AFTER `bcc_email`");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.82') set rights = replace(rights, 'manage_invoices,view_all_reports', 'manage_invoices,override_allow_ip,view_all_reports')");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.83', modified = now() where param_name = 'version_db' and param_value = '1.17.82'");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.83') set rights = replace(rights, 'view_own_projects,manage_own_settings', 'view_own_projects,view_own_tasks,manage_own_settings')");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.84', modified = now() where param_name = 'version_db' and param_value = '1.17.83'");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.84') set rights = replace(rights, 'view_charts,override_punch_mode', 'view_charts,view_own_clients,override_punch_mode')");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.85', modified = now() where param_name = 'version_db' and param_value = '1.17.84'");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.85') set rights = replace(rights, 'override_allow_ip,view_all_reports', 'override_allow_ip,manage_basic_settings,view_all_reports')");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.85') set rights = replace(rights, 'manage_features,manage_basic_setting,manage_advanced_settings', 'manage_features,manage_advanced_settings')");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.86', modified = now() where param_name = 'version_db' and param_value = '1.17.85'");
+    ttExecute("ALTER TABLE `tt_groups` ADD `password_complexity` varchar(64) default NULL AFTER `allow_ip`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.87', modified = now() where param_name = 'version_db' and param_value = '1.17.86'");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.17.87') set rights = replace(rights, 'manage_subgroups', 'manage_subgroups,delete_group') where rank = 512");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.88', modified = now() where param_name = 'version_db' and param_value = '1.17.87'");
+    ttExecute("ALTER TABLE `tt_fav_reports` ADD `show_work_units` tinyint(4) NOT NULL DEFAULT '0' AFTER `show_custom_field_1`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.92', modified = now() where param_name = 'version_db' and param_value = '1.17.88'");
+    ttExecute("ALTER TABLE `tt_log` ADD `group_id` int(11) default NULL AFTER `user_id`");
+    ttExecute("ALTER TABLE `tt_expense_items` ADD `group_id` int(11) default NULL AFTER `user_id`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.96', modified = now() where param_name = 'version_db' and param_value = '1.17.92'");
+    ttExecute("create index group_idx on tt_log(group_id)");
+    ttExecute("create index group_idx on tt_expense_items(group_id)");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.17.97', modified = now() where param_name = 'version_db' and param_value = '1.17.96'");
   }
 
   // The update_group_id function updates group_id field in tt_log and tt_expense_items tables.
@@ -957,92 +994,195 @@ if ($_POST) {
     print "Updated $tt_expense_items_updated tt_expense_items records...<br>\n";
   }
 
-  if ($_POST["convert11797to11826"]) {
-    setChange("ALTER TABLE `tt_fav_reports` CHANGE `group_by` `group_by1` varchar(20) default NULL");
-    setChange("ALTER TABLE `tt_fav_reports` ADD `group_by2` varchar(20) default NULL AFTER `group_by1`");
-    setChange("ALTER TABLE `tt_fav_reports` ADD `group_by3` varchar(20) default NULL AFTER `group_by2`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.00', modified = now() where param_name = 'version_db' and param_value = '1.17.97'");
-    setChange("create index log_idx on tt_custom_field_log(log_id)");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.05', modified = now() where param_name = 'version_db' and param_value = '1.18.00'");
-    setChange("UPDATE `tt_groups` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.05') set org_id = id where org_id is null");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.06', modified = now() where param_name = 'version_db' and param_value = '1.18.05'");
-    setChange("ALTER TABLE `tt_users` ADD `org_id` int(11) default NULL AFTER `group_id`");
-    setChange("UPDATE `tt_users` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.06') set org_id = group_id where org_id is null");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.07', modified = now() where param_name = 'version_db' and param_value = '1.18.06'");
-    setChange("ALTER TABLE `tt_roles` ADD `org_id` int(11) default NULL AFTER `group_id`");
-    setChange("UPDATE `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.07') set org_id = group_id where org_id is null");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.08', modified = now() where param_name = 'version_db' and param_value = '1.18.07'");
-    setChange("ALTER TABLE `tt_clients` ADD `org_id` int(11) default NULL AFTER `group_id`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.09', modified = now() where param_name = 'version_db' and param_value = '1.18.08'");
-    setChange("UPDATE `tt_clients` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.09') set org_id = group_id where org_id is null");
-    setChange("ALTER TABLE `tt_projects` ADD `org_id` int(11) default NULL AFTER `group_id`");
-    setChange("ALTER TABLE `tt_tasks` ADD `org_id` int(11) default NULL AFTER `group_id`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.10', modified = now() where param_name = 'version_db' and param_value = '1.18.09'");
-    setChange("UPDATE `tt_projects` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.10') set org_id = group_id where org_id is null");
-    setChange("UPDATE `tt_tasks` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.10') set org_id = group_id where org_id is null");
-    setChange("ALTER TABLE `tt_log` ADD `org_id` int(11) default NULL AFTER `group_id`");
-    setChange("ALTER TABLE `tt_invoices` ADD `org_id` int(11) default NULL AFTER `group_id`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.11', modified = now() where param_name = 'version_db' and param_value = '1.18.10'");
-    setChange("UPDATE `tt_log` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.11') set org_id = group_id where org_id is null");
-    setChange("UPDATE `tt_invoices` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.11') set org_id = group_id where org_id is null");
-    setChange("ALTER TABLE `tt_user_project_binds` ADD `group_id` int(11) default NULL AFTER `project_id`");
-    setChange("ALTER TABLE `tt_user_project_binds` ADD `org_id` int(11) default NULL AFTER `group_id`");
-    setChange("ALTER TABLE `tt_project_task_binds` ADD `group_id` int(11) default NULL AFTER `task_id`");
-    setChange("ALTER TABLE `tt_project_task_binds` ADD `org_id` int(11) default NULL AFTER `group_id`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.12', modified = now() where param_name = 'version_db' and param_value = '1.18.11'");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.13', modified = now() where param_name = 'version_db' and param_value = '1.18.12'");
-    setChange("ALTER TABLE `tt_users` MODIFY `login` varchar(50) COLLATE utf8mb4_bin NOT NULL");
-    setChange("ALTER TABLE `tt_projects` MODIFY `name` varchar(80) COLLATE utf8mb4_bin NOT NULL");
-    setChange("ALTER TABLE `tt_tasks` MODIFY `name` varchar(80) COLLATE utf8mb4_bin NOT NULL");
-    setChange("ALTER TABLE `tt_invoices` MODIFY `name` varchar(80) COLLATE utf8mb4_bin NOT NULL");
-    setChange("ALTER TABLE `tt_clients` MODIFY `name` varchar(80) COLLATE utf8mb4_bin NOT NULL");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.14', modified = now() where param_name = 'version_db' and param_value = '1.18.13'");
-    setChange("ALTER TABLE `tt_monthly_quotas` ADD `org_id` int(11) default NULL AFTER `group_id`");
-    setChange("UPDATE `tt_monthly_quotas` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.14') set org_id = group_id where org_id is null");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.15', modified = now() where param_name = 'version_db' and param_value = '1.18.14'");
-    setChange("ALTER TABLE `tt_predefined_expenses` ADD `org_id` int(11) default NULL AFTER `group_id`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.16', modified = now() where param_name = 'version_db' and param_value = '1.18.15'");
-    setChange("UPDATE `tt_predefined_expenses` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.16') set org_id = group_id where org_id is null");
-    setChange("ALTER TABLE `tt_expense_items` ADD `org_id` int(11) default NULL AFTER `group_id`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.17', modified = now() where param_name = 'version_db' and param_value = '1.18.16'");
-    setChange("UPDATE `tt_expense_items` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.17') set org_id = group_id where org_id is null");
-    setChange("update `tt_user_project_binds` upb inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.17') inner join `tt_users` u on u.id = upb.user_id set upb.group_id = u.group_id, upb.org_id = u.org_id where upb.org_id is null");
-    setChange("update `tt_project_task_binds` ptb inner join tt_site_config sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.17') inner join `tt_projects` p on p.id = ptb.project_id set ptb.group_id = p.group_id, ptb.org_id = p.org_id where ptb.org_id is null");
-    setChange("create unique index project_task_idx on tt_project_task_binds(project_id, task_id)");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.18', modified = now() where param_name = 'version_db' and param_value = '1.18.17'");
-    setChange("ALTER TABLE `tt_fav_reports` ADD `group_id` int(11) default NULL AFTER `user_id`");
-    setChange("ALTER TABLE `tt_fav_reports` ADD `org_id` int(11) default NULL AFTER `group_id`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.19', modified = now() where param_name = 'version_db' and param_value = '1.18.18'");
-    setChange("update `tt_fav_reports` fr inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.19') inner join `tt_users` u on u.id = fr.user_id set fr.group_id = u.group_id, fr.org_id = u.org_id where fr.org_id is null");
-    setChange("ALTER TABLE `tt_cron` ADD `org_id` int(11) default NULL AFTER `group_id`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.20', modified = now() where param_name = 'version_db' and param_value = '1.18.19'");
-    setChange("UPDATE `tt_cron` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.20') set org_id = group_id where org_id is null");
-    setChange("ALTER TABLE `tt_client_project_binds` ADD `group_id` int(11) default NULL AFTER `project_id`");
-    setChange("ALTER TABLE `tt_client_project_binds` ADD `org_id` int(11) default NULL AFTER `group_id`");
-    setChange("update `tt_client_project_binds` cpb inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.20') inner join `tt_clients` c on c.id = cpb.client_id set cpb.group_id = c.group_id, cpb.org_id = c.org_id where cpb.org_id is null");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.21', modified = now() where param_name = 'version_db' and param_value = '1.18.20'");
-    setChange("create unique index client_project_idx on tt_client_project_binds(client_id, project_id)");
-    setChange("ALTER TABLE `tt_config` ADD `group_id` int(11) default NULL AFTER `user_id`");
-    setChange("ALTER TABLE `tt_config` ADD `org_id` int(11) default NULL AFTER `group_id`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.22', modified = now() where param_name = 'version_db' and param_value = '1.18.21'");
-    setChange("update `tt_config` c inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.22') inner join `tt_users` u on u.id = c.user_id set c.group_id = u.group_id, c.org_id = u.org_id where c.org_id is null");
-    setChange("ALTER TABLE `tt_custom_fields` ADD `org_id` int(11) default NULL AFTER `group_id`");
-    setChange("ALTER TABLE `tt_custom_field_options` ADD `group_id` int(11) default NULL AFTER `id`");
-    setChange("ALTER TABLE `tt_custom_field_options` ADD `org_id` int(11) default NULL AFTER `group_id`");
-    setChange("ALTER TABLE `tt_custom_field_log` ADD `group_id` int(11) default NULL AFTER `id`");
-    setChange("ALTER TABLE `tt_custom_field_log` ADD `org_id` int(11) default NULL AFTER `group_id`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.23', modified = now() where param_name = 'version_db' and param_value = '1.18.22'");
-    setChange("UPDATE `tt_custom_fields` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.23') set org_id = group_id where org_id is null");
-    setChange("update `tt_custom_field_options` cfo inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.23') inner join `tt_custom_fields` cf on cf.id = cfo.field_id set cfo.group_id = cf.group_id, cfo.org_id = cf.org_id where cfo.org_id is null");
-    setChange("update `tt_custom_field_log` cfl inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.23') inner join `tt_custom_fields` cf on cf.id = cfl.field_id set cfl.group_id = cf.group_id, cfl.org_id = cf.org_id where cfl.org_id is null");
-    setChange("ALTER TABLE `tt_custom_field_options` ADD `status` tinyint(4) default '1' after `value`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.24', modified = now() where param_name = 'version_db' and param_value = '1.18.23'");
-    setChange("ALTER TABLE `tt_groups` ADD COLUMN `description` varchar(255) default NULL after `name`");
-    setChange("UPDATE `tt_site_config` SET param_value = '1.18.26', modified = now() where param_name = 'version_db' and param_value = '1.18.24'");
+  if ($_POST["convert11797to11900"]) {
+    ttExecute("ALTER TABLE `tt_fav_reports` CHANGE `group_by` `group_by1` varchar(20) default NULL");
+    ttExecute("ALTER TABLE `tt_fav_reports` ADD `group_by2` varchar(20) default NULL AFTER `group_by1`");
+    ttExecute("ALTER TABLE `tt_fav_reports` ADD `group_by3` varchar(20) default NULL AFTER `group_by2`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.00', modified = now() where param_name = 'version_db' and param_value = '1.17.97'");
+    ttExecute("create index log_idx on tt_custom_field_log(log_id)");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.05', modified = now() where param_name = 'version_db' and param_value = '1.18.00'");
+    ttExecute("UPDATE `tt_groups` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.05') set org_id = id where org_id is null");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.06', modified = now() where param_name = 'version_db' and param_value = '1.18.05'");
+    ttExecute("ALTER TABLE `tt_users` ADD `org_id` int(11) default NULL AFTER `group_id`");
+    ttExecute("UPDATE `tt_users` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.06') set org_id = group_id where org_id is null");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.07', modified = now() where param_name = 'version_db' and param_value = '1.18.06'");
+    ttExecute("ALTER TABLE `tt_roles` ADD `org_id` int(11) default NULL AFTER `group_id`");
+    ttExecute("UPDATE `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.07') set org_id = group_id where org_id is null");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.08', modified = now() where param_name = 'version_db' and param_value = '1.18.07'");
+    ttExecute("ALTER TABLE `tt_clients` ADD `org_id` int(11) default NULL AFTER `group_id`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.09', modified = now() where param_name = 'version_db' and param_value = '1.18.08'");
+    ttExecute("UPDATE `tt_clients` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.09') set org_id = group_id where org_id is null");
+    ttExecute("ALTER TABLE `tt_projects` ADD `org_id` int(11) default NULL AFTER `group_id`");
+    ttExecute("ALTER TABLE `tt_tasks` ADD `org_id` int(11) default NULL AFTER `group_id`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.10', modified = now() where param_name = 'version_db' and param_value = '1.18.09'");
+    ttExecute("UPDATE `tt_projects` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.10') set org_id = group_id where org_id is null");
+    ttExecute("UPDATE `tt_tasks` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.10') set org_id = group_id where org_id is null");
+    ttExecute("ALTER TABLE `tt_log` ADD `org_id` int(11) default NULL AFTER `group_id`");
+    ttExecute("ALTER TABLE `tt_invoices` ADD `org_id` int(11) default NULL AFTER `group_id`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.11', modified = now() where param_name = 'version_db' and param_value = '1.18.10'");
+    ttExecute("UPDATE `tt_log` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.11') set org_id = group_id where org_id is null");
+    ttExecute("UPDATE `tt_invoices` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.11') set org_id = group_id where org_id is null");
+    ttExecute("ALTER TABLE `tt_user_project_binds` ADD `group_id` int(11) default NULL AFTER `project_id`");
+    ttExecute("ALTER TABLE `tt_user_project_binds` ADD `org_id` int(11) default NULL AFTER `group_id`");
+    ttExecute("ALTER TABLE `tt_project_task_binds` ADD `group_id` int(11) default NULL AFTER `task_id`");
+    ttExecute("ALTER TABLE `tt_project_task_binds` ADD `org_id` int(11) default NULL AFTER `group_id`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.12', modified = now() where param_name = 'version_db' and param_value = '1.18.11'");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.13', modified = now() where param_name = 'version_db' and param_value = '1.18.12'");
+    ttExecute("ALTER TABLE `tt_users` MODIFY `login` varchar(50) COLLATE utf8mb4_bin NOT NULL");
+    ttExecute("ALTER TABLE `tt_projects` MODIFY `name` varchar(80) COLLATE utf8mb4_bin NOT NULL");
+    ttExecute("ALTER TABLE `tt_tasks` MODIFY `name` varchar(80) COLLATE utf8mb4_bin NOT NULL");
+    ttExecute("ALTER TABLE `tt_invoices` MODIFY `name` varchar(80) COLLATE utf8mb4_bin NOT NULL");
+    ttExecute("ALTER TABLE `tt_clients` MODIFY `name` varchar(80) COLLATE utf8mb4_bin NOT NULL");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.14', modified = now() where param_name = 'version_db' and param_value = '1.18.13'");
+    ttExecute("ALTER TABLE `tt_monthly_quotas` ADD `org_id` int(11) default NULL AFTER `group_id`");
+    ttExecute("UPDATE `tt_monthly_quotas` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.14') set org_id = group_id where org_id is null");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.15', modified = now() where param_name = 'version_db' and param_value = '1.18.14'");
+    ttExecute("ALTER TABLE `tt_predefined_expenses` ADD `org_id` int(11) default NULL AFTER `group_id`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.16', modified = now() where param_name = 'version_db' and param_value = '1.18.15'");
+    ttExecute("UPDATE `tt_predefined_expenses` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.16') set org_id = group_id where org_id is null");
+    ttExecute("ALTER TABLE `tt_expense_items` ADD `org_id` int(11) default NULL AFTER `group_id`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.17', modified = now() where param_name = 'version_db' and param_value = '1.18.16'");
+    ttExecute("UPDATE `tt_expense_items` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.17') set org_id = group_id where org_id is null");
+    ttExecute("update `tt_user_project_binds` upb inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.17') inner join `tt_users` u on u.id = upb.user_id set upb.group_id = u.group_id, upb.org_id = u.org_id where upb.org_id is null");
+    ttExecute("update `tt_project_task_binds` ptb inner join tt_site_config sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.17') inner join `tt_projects` p on p.id = ptb.project_id set ptb.group_id = p.group_id, ptb.org_id = p.org_id where ptb.org_id is null");
+    ttExecute("create unique index project_task_idx on tt_project_task_binds(project_id, task_id)");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.18', modified = now() where param_name = 'version_db' and param_value = '1.18.17'");
+    ttExecute("ALTER TABLE `tt_fav_reports` ADD `group_id` int(11) default NULL AFTER `user_id`");
+    ttExecute("ALTER TABLE `tt_fav_reports` ADD `org_id` int(11) default NULL AFTER `group_id`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.19', modified = now() where param_name = 'version_db' and param_value = '1.18.18'");
+    ttExecute("update `tt_fav_reports` fr inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.19') inner join `tt_users` u on u.id = fr.user_id set fr.group_id = u.group_id, fr.org_id = u.org_id where fr.org_id is null");
+    ttExecute("ALTER TABLE `tt_cron` ADD `org_id` int(11) default NULL AFTER `group_id`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.20', modified = now() where param_name = 'version_db' and param_value = '1.18.19'");
+    ttExecute("UPDATE `tt_cron` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.20') set org_id = group_id where org_id is null");
+    ttExecute("ALTER TABLE `tt_client_project_binds` ADD `group_id` int(11) default NULL AFTER `project_id`");
+    ttExecute("ALTER TABLE `tt_client_project_binds` ADD `org_id` int(11) default NULL AFTER `group_id`");
+    ttExecute("update `tt_client_project_binds` cpb inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.20') inner join `tt_clients` c on c.id = cpb.client_id set cpb.group_id = c.group_id, cpb.org_id = c.org_id where cpb.org_id is null");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.21', modified = now() where param_name = 'version_db' and param_value = '1.18.20'");
+    ttExecute("create unique index client_project_idx on tt_client_project_binds(client_id, project_id)");
+    ttExecute("ALTER TABLE `tt_config` ADD `group_id` int(11) default NULL AFTER `user_id`");
+    ttExecute("ALTER TABLE `tt_config` ADD `org_id` int(11) default NULL AFTER `group_id`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.22', modified = now() where param_name = 'version_db' and param_value = '1.18.21'");
+    ttExecute("update `tt_config` c inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.22') inner join `tt_users` u on u.id = c.user_id set c.group_id = u.group_id, c.org_id = u.org_id where c.org_id is null");
+    ttExecute("ALTER TABLE `tt_custom_fields` ADD `org_id` int(11) default NULL AFTER `group_id`");
+    ttExecute("ALTER TABLE `tt_custom_field_options` ADD `group_id` int(11) default NULL AFTER `id`");
+    ttExecute("ALTER TABLE `tt_custom_field_options` ADD `org_id` int(11) default NULL AFTER `group_id`");
+    ttExecute("ALTER TABLE `tt_custom_field_log` ADD `group_id` int(11) default NULL AFTER `id`");
+    ttExecute("ALTER TABLE `tt_custom_field_log` ADD `org_id` int(11) default NULL AFTER `group_id`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.23', modified = now() where param_name = 'version_db' and param_value = '1.18.22'");
+    ttExecute("UPDATE `tt_custom_fields` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.23') set org_id = group_id where org_id is null");
+    ttExecute("update `tt_custom_field_options` cfo inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.23') inner join `tt_custom_fields` cf on cf.id = cfo.field_id set cfo.group_id = cf.group_id, cfo.org_id = cf.org_id where cfo.org_id is null");
+    ttExecute("update `tt_custom_field_log` cfl inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.23') inner join `tt_custom_fields` cf on cf.id = cfl.field_id set cfl.group_id = cf.group_id, cfl.org_id = cf.org_id where cfl.org_id is null");
+    ttExecute("ALTER TABLE `tt_custom_field_options` ADD `status` tinyint(4) default '1' after `value`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.24', modified = now() where param_name = 'version_db' and param_value = '1.18.23'");
+    ttExecute("ALTER TABLE `tt_groups` ADD COLUMN `description` varchar(255) default NULL after `name`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.26', modified = now() where param_name = 'version_db' and param_value = '1.18.24'");
+    ttExecute("update `tt_client_project_binds` cpb inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.26') inner join `tt_clients` c on c.id = cpb.client_id set cpb.group_id = c.group_id, cpb.org_id = c.org_id where cpb.org_id is null");
+    ttExecute("ALTER TABLE `tt_users` ADD COLUMN `quota_percent` float(6,2) default NULL after `rate`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.34', modified = now() where param_name = 'version_db' and param_value = '1.18.26'");
+    ttExecute("update `tt_users` u inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.34') set u.quota_percent = 100.00 where u.quota_percent is null");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.36', modified = now() where param_name = 'version_db' and param_value = '1.18.34'");
+    ttExecute("update `tt_users` u inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.36') set u.quota_percent = 100.00 where u.quota_percent is null");
+    ttExecute("ALTER TABLE `tt_users` modify `quota_percent` float(6,2) NOT NULL default '100.00'");
+    ttExecute("CREATE TABLE `tt_timesheets` (`id` int(11) NOT NULL auto_increment, `user_id` int(11) NOT NULL, `group_id` int(11) default NULL, `org_id` int(11) default NULL, `client_id` int(11) default NULL, `name` varchar(80) COLLATE utf8mb4_bin NOT NULL, `submit_status` tinyint(4) default NULL, `submitter_comment` text, `approval_status` tinyint(4) default NULL, `manager_comment` text, `created` datetime default NULL, `created_ip` varchar(45) default NULL, `created_by` int(11) default NULL, `modified` datetime default NULL, `modified_ip` varchar(45) default NULL, `modified_by` int(11) default NULL, `status` tinyint(4) default 1, PRIMARY KEY (`id`))");
+    ttExecute("ALTER TABLE `tt_log` ADD `timesheet_id` int(11) default NULL AFTER `task_id`");
+    ttExecute("create index timesheet_idx on tt_log(timesheet_id)");
+    ttExecute("ALTER TABLE `tt_expense_items` ADD `timesheet_id` int(11) default NULL AFTER `project_id`");
+    ttExecute("create index timesheet_idx on tt_expense_items(timesheet_id)");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.37', modified = now() where param_name = 'version_db' and param_value = '1.18.36'");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.37') set rights = 'track_own_time,track_own_expenses,view_own_reports,view_own_timesheets,manage_own_timesheets,view_own_charts,view_own_invoices,view_own_projects,view_own_tasks,manage_own_settings,view_users,track_time,track_expenses,view_reports,view_timesheets,manage_timesheets,approve_timesheets,view_charts,view_own_clients,override_punch_mode,override_own_punch_mode,override_date_lock,override_own_date_lock,swap_roles,manage_own_account,manage_users,manage_projects,manage_tasks,manage_custom_fields,manage_clients,manage_invoices,override_allow_ip,manage_basic_settings,view_all_reports,manage_features,manage_advanced_settings,manage_roles,export_data,manage_subgroups,delete_group' where rank = 512");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.37') set rights = replace(rights, 'view_own_reports,view_own_charts', 'view_own_reports,view_own_timesheets,view_own_charts') where rank = 16");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.37') set rights = replace(rights, 'view_own_reports,view_own_charts', 'view_own_reports,view_own_timesheets,manage_own_timesheets,view_own_charts') where rank = 4 or rank = 12 or rank = 68 or rank = 324");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.37') set rights = replace(rights, 'view_reports,view_charts', 'view_reports,view_timesheets,manage_timesheets,approve_timesheets,view_charts') where rank = 12 or rank = 68 or rank = 324");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.37') set rights = replace(rights, 'swap_roles,approve_timesheets', 'swap_roles') where rank = 12 or rank = 68 or rank = 324");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.38', modified = now() where param_name = 'version_db' and param_value = '1.18.37'");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.38') set rights = 'track_own_time,track_own_expenses,view_own_reports,view_own_timesheets,manage_own_timesheets,view_own_charts,view_own_invoices,view_own_projects,view_own_tasks,manage_own_settings,view_users,track_time,track_expenses,view_reports,view_timesheets,manage_timesheets,approve_timesheets,view_charts,view_own_clients,override_punch_mode,override_own_punch_mode,override_date_lock,override_own_date_lock,swap_roles,manage_own_account,manage_users,manage_projects,manage_tasks,manage_custom_fields,manage_clients,manage_invoices,override_allow_ip,manage_basic_settings,view_all_reports,view_all_timesheets,manage_all_timesheets,manage_features,manage_advanced_settings,manage_roles,export_data,approve_all_timesheets,manage_subgroups,delete_group' where rank = 512");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.38') set rights = replace(rights, 'view_all_reports', 'view_all_reports,view_all_timesheets,manage_all_timesheets') where rank = 68 or rank = 324");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.38') set rights = replace(rights, 'export_data,manage_subgroups', 'export_data,approve_all_timesheets,manage_subgroups') where rank = 324");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.39', modified = now() where param_name = 'version_db' and param_value = '1.18.38'");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.39') set rights = 'track_own_time,track_own_expenses,view_own_reports,view_own_timesheets,manage_own_timesheets,view_own_charts,view_own_projects,view_own_tasks,manage_own_settings,view_users,view_client_reports,view_client_timesheets,view_client_invoices,track_time,track_expenses,view_reports,view_timesheets,manage_timesheets,approve_timesheets,view_charts,view_own_clients,override_punch_mode,override_own_punch_mode,override_date_lock,override_own_date_lock,swap_roles,manage_own_account,manage_users,manage_projects,manage_tasks,manage_custom_fields,manage_clients,manage_invoices,override_allow_ip,manage_basic_settings,view_all_reports,view_all_timesheets,manage_all_timesheets,manage_features,manage_advanced_settings,manage_roles,export_data,approve_all_timesheets,manage_subgroups,delete_group' where rank = 512");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.39') set rights = replace(rights, 'view_own_reports', 'view_client_reports') where rank = 16");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.39') set rights = replace(rights, 'view_own_charts,', '') where rank = 16");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.39') set rights = replace(rights, 'view_own_timesheets', 'view_client_timesheets') where rank = 16");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.39') set rights = replace(rights, 'view_own_invoices', 'view_client_invoices') where rank = 16");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.40', modified = now() where param_name = 'version_db' and param_value = '1.18.39'");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.40') set rights = replace(rights, 'view_client_timesheets,view_client_invoices', 'view_client_timesheets,view_client_unapproved,view_client_invoices') where rank = 16");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.41', modified = now() where param_name = 'version_db' and param_value = '1.18.40'");
+    ttExecute("ALTER TABLE `tt_log` ADD `approved` tinyint(4) default 0 AFTER `billable`");
+    ttExecute("ALTER TABLE `tt_expense_items` ADD `approved` tinyint(4) default 0 AFTER `invoice_id`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.42', modified = now() where param_name = 'version_db' and param_value = '1.18.41'");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.42') set rights = 'track_own_time,track_own_expenses,view_own_reports,view_own_timesheets,manage_own_timesheets,view_own_charts,view_own_projects,view_own_tasks,manage_own_settings,view_users,view_client_reports,view_client_timesheets,view_client_unapproved,view_client_invoices,track_time,track_expenses,view_reports,approve_reports,view_timesheets,manage_timesheets,approve_timesheets,view_charts,view_own_clients,override_punch_mode,override_own_punch_mode,override_date_lock,override_own_date_lock,swap_roles,manage_own_account,manage_users,manage_projects,manage_tasks,manage_custom_fields,manage_clients,manage_invoices,override_allow_ip,manage_basic_settings,view_all_reports,view_all_timesheets,manage_all_timesheets,manage_features,manage_advanced_settings,manage_roles,export_data,approve_all_reports,approve_all_timesheets,manage_subgroups,delete_group' where rank = 512");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.42') set rights = replace(rights, 'view_reports,view_timesheets', 'view_reports,approve_reports,view_timesheets') where rank = 12 or rank = 68 or rank = 324");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.42') set rights = replace(rights, 'export_data,approve_all_timesheets', 'export_data,approve_all_reports,approve_all_timesheets') where rank = 324");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.43', modified = now() where param_name = 'version_db' and param_value = '1.18.42'");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.43') set rights = 'track_own_time,track_own_expenses,view_own_reports,view_own_timesheets,manage_own_timesheets,view_own_charts,view_own_projects,view_own_tasks,manage_own_settings,view_users,view_client_reports,view_client_timesheets,view_client_invoices,track_time,track_expenses,view_reports,approve_reports,view_timesheets,manage_timesheets,approve_timesheets,view_charts,view_own_clients,override_punch_mode,override_own_punch_mode,override_date_lock,override_own_date_lock,swap_roles,manage_own_account,manage_users,manage_projects,manage_tasks,manage_custom_fields,manage_clients,manage_invoices,override_allow_ip,manage_basic_settings,view_all_reports,view_all_timesheets,manage_all_timesheets,manage_features,manage_advanced_settings,manage_roles,export_data,approve_all_reports,approve_all_timesheets,manage_subgroups,view_client_unapproved,delete_group' where rank = 512");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.43') set rights = replace(rights, 'view_client_timesheets,view_client_unapproved,view_client_invoices', 'view_client_timesheets,view_client_invoices') where rank = 16");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.44', modified = now() where param_name = 'version_db' and param_value = '1.18.43'");
+    ttExecute("ALTER TABLE `tt_fav_reports` ADD `approved` tinyint(4) default NULL AFTER `billable`");
+    ttExecute("ALTER TABLE `tt_fav_reports` ADD `timesheet` tinyint(4) default NULL AFTER `invoice`");
+    ttExecute("ALTER TABLE `tt_fav_reports` ADD `show_timesheet` tinyint(4) NOT NULL default 0 AFTER `show_project`");
+    ttExecute("ALTER TABLE `tt_fav_reports` ADD `show_approved` tinyint(4) NOT NULL default 0 AFTER `show_note`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.45', modified = now() where param_name = 'version_db' and param_value = '1.18.44'");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.45') set rights = replace(rights, 'view_client_timesheets,', '')");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.46', modified = now() where param_name = 'version_db' and param_value = '1.18.45'");
+    ttExecute("ALTER TABLE `tt_timesheets` ADD `comment` text AFTER `name`");
+    ttExecute("ALTER TABLE `tt_timesheets` ADD `start_date` date NOT NULL AFTER `comment`");
+    ttExecute("ALTER TABLE `tt_timesheets` ADD `end_date` date NOT NULL AFTER `start_date`");
+    ttExecute("ALTER TABLE `tt_timesheets` DROP `submitter_comment`");
+    ttExecute("ALTER TABLE `tt_timesheets` CHANGE `approval_status` `approve_status` tinyint(4) default NULL");
+    ttExecute("ALTER TABLE `tt_timesheets` CHANGE `manager_comment` `approve_comment` text");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.47', modified = now() where param_name = 'version_db' and param_value = '1.18.46'");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.47') set rights = replace(rights, 'view_own_timesheets,', '')");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.47') set rights = replace(rights, 'view_timesheets,', '')");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.48', modified = now() where param_name = 'version_db' and param_value = '1.18.47'");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.48') set rights = replace(rights, 'manage_own_timesheets,', '')");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.48') set rights = replace(rights, 'manage_timesheets,', '')");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.48') set rights = replace(rights, 'view_all_timesheets,', '')");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.48') set rights = replace(rights, 'manage_all_timesheets,', '')");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.48') set rights = replace(rights, 'approve_all_timesheets,', 'approve_own_timesheets,')");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.49', modified = now() where param_name = 'version_db' and param_value = '1.18.48'");
+    ttExecute("ALTER TABLE `tt_timesheets` ADD `project_id` int(11) default NULL AFTER `client_id`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.50', modified = now() where param_name = 'version_db' and param_value = '1.18.49'");
+    ttExecute("drop index timesheet_idx on tt_expense_items");
+    ttExecute("ALTER TABLE `tt_expense_items` DROP `timesheet_id`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.51', modified = now() where param_name = 'version_db' and param_value = '1.18.50'");
+    ttExecute("CREATE TABLE `tt_templates` (`id` int(11) NOT NULL auto_increment,`group_id` int(11) default NULL,`org_id` int(11) default NULL,`name` varchar(80) COLLATE utf8mb4_bin NOT NULL,`content` text,`created` datetime default NULL,`created_ip` varchar(45) default NULL,`created_by` int(11) default NULL,`modified` datetime default NULL,`modified_ip` varchar(45) default NULL,`modified_by` int(11) default NULL,`status` tinyint(4) default 1,PRIMARY KEY  (`id`))");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.54', modified = now() where param_name = 'version_db' and param_value = '1.18.51'");
+    ttExecute("ALTER TABLE `tt_templates` ADD `description` varchar(255) default NULL AFTER `name`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.55', modified = now() where param_name = 'version_db' and param_value = '1.18.54'");
+    ttExecute("CREATE TABLE `tt_files` (`id` int(10) unsigned NOT NULL auto_increment,`group_id` int(10) unsigned,`org_id` int(10) unsigned,`remote_id` bigint(20) unsigned,`entity_type` varchar(32),`entity_id` int(10) unsigned,`file_name` varchar(80) COLLATE utf8mb4_bin NOT NULL,`description` varchar(255) default NULL,`created` datetime default NULL,`created_ip` varchar(45) default NULL,`created_by` int(10) unsigned,`modified` datetime default NULL,`modified_ip` varchar(45) default NULL,`modified_by` int(10) unsigned,`status` tinyint(1) default 1,PRIMARY KEY (`id`))");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.59', modified = now() where param_name = 'version_db' and param_value = '1.18.55'");
+    ttExecute("ALTER TABLE `tt_files` ADD `file_key` varchar(32) AFTER `remote_id`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.60', modified = now() where param_name = 'version_db' and param_value = '1.18.59'");
+    ttExecute("ALTER TABLE `tt_groups` ADD `group_key` varchar(32) AFTER `org_id`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.61', modified = now() where param_name = 'version_db' and param_value = '1.18.60'");
+    ttGenerateKeys();
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.61') set rights = replace(rights, 'swap_roles', 'swap_roles,update_work') where rank >= 12");
+    ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.61') set rights = replace(rights, 'view_all_reports', 'view_all_reports,manage_work,bid_on_work') where rank >= 68");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.19.0', modified = now() where param_name = 'version_db' and param_value = '1.18.61'");
   }
 
-  if ($_POST["cleanup"]) {
+  if ($_POST["convert11900to11907"]) {
+    ttExecute("CREATE TABLE `tt_work_currencies` (`id` int(10) unsigned NOT NULL,`name` varchar(10) NOT NULL,PRIMARY KEY (`id`))");
+    ttExecute("create unique index currency_idx on tt_work_currencies(`name`)");
+    ttExecute("INSERT INTO `tt_work_currencies` (`id`, `name`) VALUES ('1', 'USD'), ('2', 'CAD'), ('3', 'AUD'), ('4', 'EUR'), ('5', 'NZD')");
+    ttExecute("CREATE TABLE `tt_work_categories` (`id` int(10) unsigned NOT NULL, `parents` text default NULL, `name` varchar(64) NOT NULL, `name_localized` text default NULL, PRIMARY KEY (`id`))");
+    ttExecute("INSERT INTO `tt_work_categories` (`id`, `parents`, `name`, `name_localized`) VALUES ('1', NULL, 'Coding', 'es:Codificación,ru:Кодирование')");
+    ttExecute("INSERT INTO `tt_work_categories` (`id`, `parents`, `name`, `name_localized`) VALUES ('2', NULL, 'Other', 'es:Otra,ru:Другое')");
+    ttExecute("INSERT INTO `tt_work_categories` (`id`, `parents`, `name`, `name_localized`) VALUES ('3', '1', 'PHP', NULL)");
+    ttExecute("INSERT INTO `tt_work_categories` (`id`, `parents`, `name`, `name_localized`) VALUES ('4', '1', 'C/C++', NULL)");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.19.3', modified = now() where param_name = 'version_db' and param_value = '1.19.0'");
+    ttExecute("ALTER TABLE `tt_groups` ADD `holidays` text default null AFTER `lock_spec`");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.19.4', modified = now() where param_name = 'version_db' and param_value = '1.19.3'");
+    ttExecute("ALTER TABLE `tt_custom_fields` ADD `entity_type` varchar(32) NOT NULL default 'time' AFTER `org_id`");
+    ttExecute("update `tt_custom_fields` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.19.4') set entity_type = 1 where entity_type = 'time'");
+    ttExecute("ALTER TABLE `tt_custom_fields` modify entity_type tinyint(4) NOT NULL default '1'");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.19.6', modified = now() where param_name = 'version_db' and param_value = '1.19.4'");
+    ttExecute("CREATE TABLE `tt_entity_custom_fields` (`id` int(10) unsigned NOT NULL auto_increment,`group_id` int(10) unsigned NOT NULL,`org_id` int(10) unsigned NOT NULL,`entity_type` tinyint(4) NOT NULL,`entity_id` int(10) unsigned NOT NULL,`field_id` int(10) unsigned NOT NULL,`option_id` int(10) unsigned default NULL,`value` varchar(255) default NULL,`created` datetime default NULL,`created_ip` varchar(45) default NULL,`created_by` int(10) unsigned default NULL,`modified` datetime default NULL,`modified_ip` varchar(45) default NULL,`modified_by` int(10) unsigned default NULL,`status` tinyint(4) default 1,PRIMARY KEY  (`id`))");
+    ttExecute("create unique index entity_idx on tt_entity_custom_fields(entity_type, entity_id, field_id)");
+    ttExecute("UPDATE `tt_site_config` SET param_value = '1.19.7', modified = now() where param_name = 'version_db' and param_value = '1.19.6'");
+  }
 
+  if ($_POST["cleanup"]) {
     $mdb2 = getConnection();
     $inactive_orgs = ttOrgHelper::getInactiveOrgs();
 
@@ -1053,30 +1193,33 @@ if ($_POST) {
       $res = ttOrgHelper::deleteOrg($inactive_orgs[$i]);
     }
 
-    setChange("OPTIMIZE TABLE tt_client_project_binds");
-    setChange("OPTIMIZE TABLE tt_clients");
-    setChange("OPTIMIZE TABLE tt_config");
-    setChange("OPTIMIZE TABLE tt_cron");
-    setChange("OPTIMIZE TABLE tt_custom_field_log");
-    setChange("OPTIMIZE TABLE tt_custom_field_options");
-    setChange("OPTIMIZE TABLE tt_custom_fields"); 
-    setChange("OPTIMIZE TABLE tt_expense_items");
-    setChange("OPTIMIZE TABLE tt_fav_reports");
-    setChange("OPTIMIZE TABLE tt_invoices");
-    setChange("OPTIMIZE TABLE tt_log");
-    setChange("OPTIMIZE TABLE tt_monthly_quotas");
-    setChange("OPTIMIZE TABLE tt_predefined_expenses");
-    setChange("OPTIMIZE TABLE tt_project_task_binds");
-    setChange("OPTIMIZE TABLE tt_projects");
-    setChange("OPTIMIZE TABLE tt_tasks");
-    setChange("OPTIMIZE TABLE tt_groups");
-    setChange("OPTIMIZE TABLE tt_tmp_refs");
-    setChange("OPTIMIZE TABLE tt_user_project_binds");
-    setChange("OPTIMIZE TABLE tt_users");
-    setChange("OPTIMIZE TABLE tt_roles");
+    ttExecute("OPTIMIZE TABLE tt_client_project_binds");
+    ttExecute("OPTIMIZE TABLE tt_clients");
+    ttExecute("OPTIMIZE TABLE tt_config");
+    ttExecute("OPTIMIZE TABLE tt_cron");
+    ttExecute("OPTIMIZE TABLE tt_timesheets");
+    ttExecute("OPTIMIZE TABLE tt_custom_field_log");
+    ttExecute("OPTIMIZE TABLE tt_custom_field_options");
+    ttExecute("OPTIMIZE TABLE tt_custom_fields");
+    ttExecute("OPTIMIZE TABLE tt_expense_items");
+    ttExecute("OPTIMIZE TABLE tt_fav_reports");
+    ttExecute("OPTIMIZE TABLE tt_invoices");
+    ttExecute("OPTIMIZE TABLE tt_log");
+    ttExecute("OPTIMIZE TABLE tt_monthly_quotas");
+    ttExecute("OPTIMIZE TABLE tt_templates");
+    ttExecute("OPTIMIZE TABLE tt_predefined_expenses");
+    ttExecute("OPTIMIZE TABLE tt_project_task_binds");
+    ttExecute("OPTIMIZE TABLE tt_projects");
+    ttExecute("OPTIMIZE TABLE tt_tasks");
+    ttExecute("OPTIMIZE TABLE tt_groups");
+    ttExecute("OPTIMIZE TABLE tt_tmp_refs");
+    ttExecute("OPTIMIZE TABLE tt_user_project_binds");
+    ttExecute("OPTIMIZE TABLE tt_users");
+    ttExecute("OPTIMIZE TABLE tt_roles");
+    ttExecute("OPTIMIZE TABLE tt_files");
   }
 
-  print "done.<br>\n";
+  print "Done.<br>\n";
 }
 ?>
 <html>
@@ -1086,7 +1229,7 @@ if ($_POST) {
 <h2>DB Install</h2>
 <table width="80%" border="1" cellpadding="10" cellspacing="0">
   <tr>
-    <td width="80%"><b>Create database structure (v1.18.26)</b>
+    <td width="80%"><b>Create database structure (v1.19.7)</b>
     <br>(applies only to new installations, do not execute when updating)</br></td><td><input type="submit" name="crstructure" value="Create"></td>
   </tr>
 </table>
@@ -1127,12 +1270,16 @@ if ($_POST) {
   </tr>
     <tr valign="top">
     <td>Update database structure (v1.17.44 to v1.17.97)</td>
-    <td><input type="submit" name="convert11744to117797" value="Update"><br><input type="submit" name="update_group_id" value="Update group_id"></td>
+    <td><input type="submit" name="convert11744to11797" value="Update"><br><input type="submit" name="update_group_id" value="Update group_id"></td>
   </tr>
   </tr>
   <tr valign="top">
-    <td>Update database structure (v1.17.97 to v1.18.26)</td>
-    <td><input type="submit" name="convert11797to11826" value="Update"></td>
+    <td>Update database structure (v1.17.97 to v1.19)</td>
+    <td><input type="submit" name="convert11797to11900" value="Update"></td>
+  </tr>
+  <tr valign="top">
+    <td>Update database structure (v1.19 to v1.19.7)</td>
+    <td><input type="submit" name="convert11900to11907" value="Update"></td>
   </tr>
 </table>