<?php
require(HESK_PATH . 'hesk_settings.inc.php');

function executeQuery($sql) {
    global $hesk_last_query;
    global $hesk_db_link;
    if ( function_exists('mysqli_connect') ) {

        if ( ! $hesk_db_link && ! hesk_dbConnect())
        {
            return false;
        }

        $hesk_last_query = $sql;

        if ($res = @mysqli_query($hesk_db_link, $sql))
        {
            return $res;
        } else
        {
            print "Could not execute query: $sql. MySQL said: ".mysqli_error($hesk_db_link);
            http_response_code(500);
            die();
        }
    } else {
        if ( ! $hesk_db_link && ! hesk_dbConnect())
        {
            return false;
        }

        $hesk_last_query = $sql;

        if ($res = @mysql_query($sql, $hesk_db_link))
        {
            return $res;
        } else
        {
            print "Could not execute query: $sql. MySQL said: ".mysql_error();
            http_response_code(500);
            die();
        }
    }
}

// Version 1.0.0 - <1.4.0
function executePre140Scripts() {
    global $hesk_settings;

    hesk_dbConnect();
    //-- Need to do this since we are no longer restricted on IDs and we want an INT for proper INNER JOINs
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."tickets` ADD COLUMN `status_int` INT NOT NULL DEFAULT 0 AFTER `status`;");

    $ticketsRS = executeQuery("SELECT `id`, `status` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."tickets`;");
    while ($currentResult = $ticketsRS->fetch_assoc())
    {

        executeQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."tickets` SET `status_int` = ".$currentResult['status']." WHERE `id` = ".$currentResult['id']);
    }
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."tickets` DROP COLUMN `status`");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."tickets` CHANGE COLUMN `status_int` `status` INT NOT NULL");

    executeQuery("CREATE TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."statuses` (
                      `ID` INT NOT NULL,
                      `ShortNameContentKey` TEXT NOT NULL,
                      `TicketViewContentKey` TEXT NOT NULL,
                      `TextColor` TEXT NOT NULL,
                      `IsNewTicketStatus` BIT NOT NULL DEFAULT 0,
                      `IsClosed` BIT NOT NULL DEFAULT 0,
                      `IsClosedByClient` BIT NOT NULL DEFAULT 0,
                      `IsCustomerReplyStatus` BIT NOT NULL DEFAULT 0,
                      `IsStaffClosedOption` BIT NOT NULL DEFAULT 0,
                      `IsStaffReopenedStatus` BIT NOT NULL DEFAULT 0,
                      `IsDefaultStaffReplyStatus` BIT NOT NULL DEFAULT 0,
                      `LockedTicketStatus` BIT NOT NULL DEFAULT 0,
                        PRIMARY KEY (`ID`))");
    executeQuery("INSERT INTO `".hesk_dbEscape($hesk_settings['db_pfix'])."statuses` (ID, ShortNameContentKey, TicketViewContentKey, TextColor, IsNewTicketStatus, IsClosed, IsClosedByClient, IsCustomerReplyStatus,
		IsStaffClosedOption, IsStaffReopenedStatus, IsDefaultStaffReplyStatus, LockedTicketStatus)
	VALUES (0, 'open', 'open', '#FF0000', 1, 0, 0, 0, 0, 0, 0, 0);");

    executeQuery("INSERT INTO `".hesk_dbEscape($hesk_settings['db_pfix'])."statuses` (ID, ShortNameContentKey, TicketViewContentKey, TextColor, IsNewTicketStatus, IsClosed, IsClosedByClient, IsCustomerReplyStatus,
		IsStaffClosedOption, IsStaffReopenedStatus, IsDefaultStaffReplyStatus, LockedTicketStatus)
	VALUES (1, 'wait_reply', 'wait_staff_reply', '#FF9933', 0, 0, 0, 1, 0, 1, 0, 0);");
    executeQuery("INSERT INTO `".hesk_dbEscape($hesk_settings['db_pfix'])."statuses` (ID, ShortNameContentKey, TicketViewContentKey, TextColor, IsNewTicketStatus, IsClosed, IsClosedByClient, IsCustomerReplyStatus,
		IsStaffClosedOption, IsStaffReopenedStatus, IsDefaultStaffReplyStatus, LockedTicketStatus)
	VALUES (2, 'replied', 'wait_cust_reply', '#0000FF', 0, 0, 0, 0, 0, 0, 1, 0);");
    executeQuery("INSERT INTO `".hesk_dbEscape($hesk_settings['db_pfix'])."statuses` (ID, ShortNameContentKey, TicketViewContentKey, TextColor, IsNewTicketStatus, IsClosed, IsClosedByClient, IsCustomerReplyStatus,
		IsStaffClosedOption, IsStaffReopenedStatus, IsDefaultStaffReplyStatus, LockedTicketStatus)
	VALUES (3, 'resolved', 'resolved', '#008000', 0, 1, 1, 0, 1, 0, 0, 1);");
    executeQuery("INSERT INTO `".hesk_dbEscape($hesk_settings['db_pfix'])."statuses` (ID, ShortNameContentKey, TicketViewContentKey, TextColor, IsNewTicketStatus, IsClosed, IsClosedByClient, IsCustomerReplyStatus,
		IsStaffClosedOption, IsStaffReopenedStatus, IsDefaultStaffReplyStatus, LockedTicketStatus)
	VALUES (4, 'in_progress', 'in_progress', '#000000', 0, 0, 0, 0, 0, 0, 0, 0);");
    executeQuery("INSERT INTO `".hesk_dbEscape($hesk_settings['db_pfix'])."statuses` (ID, ShortNameContentKey, TicketViewContentKey, TextColor, IsNewTicketStatus, IsClosed, IsClosedByClient, IsCustomerReplyStatus,
		IsStaffClosedOption, IsStaffReopenedStatus, IsDefaultStaffReplyStatus, LockedTicketStatus)
	VALUES (5, 'on_hold', 'on_hold', '#000000', 0, 0, 0, 0, 0, 0, 0, 0);");
}

// Version 1.4.0
function execute140Scripts() {
    global $hesk_settings;

    hesk_dbConnect();
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."users` ADD COLUMN `autorefresh` BIGINT NOT NULL DEFAULT 0 AFTER `replies`;");

    executeQuery("CREATE TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."denied_ips` (
	  `ID` INT NOT NULL PRIMARY KEY AUTO_INCREMENT,
	  `RangeStart` VARCHAR(100) NOT NULL,
	  `RangeEnd` VARCHAR(100) NOT NULL)");
}

// Version 1.4.1
function execute141Scripts() {
    global $hesk_settings;

    hesk_dbConnect();
    executeQuery("CREATE TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."denied_emails` (ID INT NOT NULL PRIMARY KEY AUTO_INCREMENT, Email VARCHAR(100) NOT NULL);");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."tickets` ADD COLUMN `parent` MEDIUMINT(8) NULL AFTER `custom20`;");
}

// Version 1.5.0
function execute150Scripts() {
    global $hesk_settings;

    hesk_dbConnect();
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."users` ADD COLUMN `active` ENUM('0', '1') NOT NULL DEFAULT '1'");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."users` ADD COLUMN `can_manage_settings` ENUM('0', '1') NOT NULL DEFAULT '1'");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."users` ADD COLUMN `default_notify_customer_email` ENUM ('0', '1') NOT NULL DEFAULT '1'");
}

// Version 1.6.0
function execute160Scripts() {
    global $hesk_settings;

    hesk_dbConnect();
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."users` ADD COLUMN `notify_note_unassigned` ENUM('0', '1') NOT NULL DEFAULT '0'");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."users` ADD COLUMN `can_change_notification_settings` ENUM('0', '1') NOT NULL DEFAULT '1'");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."notes` ADD COLUMN `edit_date` DATETIME NULL");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."notes` ADD COLUMN `number_of_edits` INT NOT NULL DEFAULT 0");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."attachments` ADD COLUMN `note_id` INT NULL AFTER `ticket_id`");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."attachments` MODIFY COLUMN `ticket_id` VARCHAR(13) NULL");
    executeQuery("CREATE TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."settings` (`Key` NVARCHAR(200) NOT NULL, `Value` NVARCHAR(200) NOT NULL)");
    executeQuery("INSERT INTO `".hesk_dbEscape($hesk_settings['db_pfix'])."settings` (`Key`, `Value`) VALUES ('modsForHeskVersion', '1.6.0')");
}

// Version 1.6.1
function execute161Scripts() {
    global $hesk_settings;

    hesk_dbConnect();
    executeQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."settings` SET `Value` = '1.6.1' WHERE `Key` = 'modsForHeskVersion'");
}

// BEGIN Version 1.7.0
function execute170Scripts() {
    global $hesk_settings;

    hesk_dbConnect();
    executeQuery("CREATE TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."verified_emails` (`Email` VARCHAR(255) NOT NULL)");
    executeQuery("CREATE TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."pending_verification_emails` (`Email` VARCHAR(255) NOT NULL, `ActivationKey` VARCHAR(500) NOT NULL)");
    executeQuery("CREATE TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."stage_tickets` (
      `id` mediumint(8) unsigned NOT NULL AUTO_INCREMENT,
      `trackid` varchar(13) COLLATE utf8_unicode_ci NOT NULL,
      `name` varchar(50) COLLATE utf8_unicode_ci NOT NULL DEFAULT '',
      `email` varchar(255) COLLATE utf8_unicode_ci NOT NULL DEFAULT '',
      `category` smallint(5) unsigned NOT NULL DEFAULT '1',
      `priority` enum('0','1','2','3') COLLATE utf8_unicode_ci NOT NULL DEFAULT '3',
      `subject` varchar(70) COLLATE utf8_unicode_ci NOT NULL DEFAULT '',
      `message` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `dt` datetime NOT NULL DEFAULT '0000-00-00 00:00:00',
      `lastchange` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
      `ip` varchar(46) COLLATE utf8_unicode_ci NOT NULL DEFAULT '',
      `language` varchar(50) COLLATE utf8_unicode_ci DEFAULT NULL,
      `status` int(11) NOT NULL DEFAULT '0',
      `owner` smallint(5) unsigned NOT NULL DEFAULT '0',
      `time_worked` time NOT NULL DEFAULT '00:00:00',
      `lastreplier` enum('0','1') COLLATE utf8_unicode_ci NOT NULL DEFAULT '0',
      `replierid` smallint(5) unsigned DEFAULT NULL,
      `archive` enum('0','1') COLLATE utf8_unicode_ci NOT NULL DEFAULT '0',
      `locked` enum('0','1') COLLATE utf8_unicode_ci NOT NULL DEFAULT '0',
      `attachments` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `merged` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `history` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `custom1` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `custom2` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `custom3` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `custom4` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `custom5` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `custom6` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `custom7` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `custom8` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `custom9` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `custom10` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `custom11` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `custom12` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `custom13` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `custom14` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `custom15` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `custom16` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `custom17` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `custom18` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `custom19` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `custom20` mediumtext COLLATE utf8_unicode_ci NOT NULL,
      `parent` mediumint(8) DEFAULT NULL,
      PRIMARY KEY (`id`),
      KEY `trackid` (`trackid`),
      KEY `archive` (`archive`),
      KEY `categories` (`category`),
      KEY `statuses` (`status`),
      KEY `owner` (`owner`)
    )");
    executeQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."settings` SET `Value` = '1.7.0' WHERE `Key` = 'modsForHeskVersion'");
}

function execute170FileUpdate() {

    //-- Add the new custom field property to modsForHesk_settings.inc.php
    $file = file_get_contents(HESK_PATH . 'modsForHesk_settings.inc.php');

    //-- Only add the additional settings if they aren't already there.
    if (strpos($file, 'custom_field_setting') === false)
    {
        $file .= '

        //-- Set this to 1 to enable custom field names as keys
        $modsForHesk_settings[\'custom_field_setting\'] = 0;

        //-- Set this to 1 to enable email verification for new customers
        $modsForHesk_settings[\'customer_email_verification_required\'] = 0;';
    }

    return file_put_contents(HESK_PATH.'modsForHesk_settings.inc.php', $file);
}
// END Version 1.7.0

// BEGIN Version 2.0.0
function execute200Scripts() {
    global $hesk_settings;

    hesk_dbConnect();
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."attachments` DROP COLUMN `note_id`");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."notes` DROP COLUMN `edit_date`");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."notes` DROP COLUMN `number_of_edits`");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."users` DROP COLUMN `default_notify_customer_email`");
    executeQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."settings` SET `Value` = '2.0.0' WHERE `Key` = 'modsForHeskVersion'");

    $keyRs = executeQuery("SHOW KEYS FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."tickets` WHERE Key_name='statuses'");
    if (hesk_dbNumRows($keyRs) == 0)
    {
        //-- Add the key
        executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."tickets` ADD KEY `statuses` (`status`)");
    }
}

function execute200FileUpdate() {
    //-- Add the new HTML email property to modsForHesk_settings.inc.php
    $file = file_get_contents(HESK_PATH . 'modsForHesk_settings.inc.php');

    //-- Only add the additional settings if they aren't already there.
    if (strpos($file, 'html_emails') === false)
    {
        $file .= '

        //-- Set this to 1 to enable HTML-formatted emails.
        $modsForHesk_settings[\'html_emails\'] = 0;

        //-- Mailgun Settings
        $modsForHesk_settings[\'use_mailgun\'] = 0;
        $modsForHesk_settings[\'mailgun_api_key\'] = \'API Key\';
        $modsForHesk_settings[\'mailgun_domain\'] = \'mail.domain.com\';';
    }

    return file_put_contents(HESK_PATH.'modsForHesk_settings.inc.php', $file);
}

function checkForIpOrEmailBans() {
    global $hesk_settings;

    hesk_dbConnect();
    $banRS = executeQuery("SELECT `ID` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."denied_emails`
                        UNION ALL SELECT `ID` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."denied_ips`");

    return hesk_dbNumRows($banRS);
}

function getUsers() {
    global $hesk_settings;

    hesk_dbConnect();
    $users = array();
    $usersRS = executeQuery("SELECT `id`, `name` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."users` WHERE `active` = '1' ORDER BY `name`");
    while ($row = hesk_dbFetchAssoc($usersRS)) {
        array_push($users, $row);
    }

    return $users;
}

function migrateBans($creator) {
    global $hesk_settings;

    hesk_dbConnect();

    // Insert the email bans
    $emailBanRS = executeQuery("SELECT `Email` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."denied_emails`");
    while ($row = hesk_dbFetchAssoc($emailBanRS)) {
        executeQuery("INSERT INTO `".hesk_dbEscape($hesk_settings['db_pfix'])."banned_emails` (`email`, `banned_by`, `dt`)
                VALUES ('".hesk_dbEscape($row['Email'])."', ".$creator.", NOW())");
    }

    // Insert the IP bans
    $ipBanRS = executeQuery("SELECT `RangeStart`, `RangeEnd` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."denied_ips`");
    while ($row = hesk_dbFetchAssoc($ipBanRS)) {
        $ipFrom = long2ip($row['RangeStart']);
        $ipTo = long2ip($row['RangeEnd']);
        $ipDisplay = $ipFrom == $ipTo ? $ipFrom : $ipFrom . ' - ' . $ipTo;
        executeQuery("INSERT INTO `".hesk_dbEscape($hesk_settings['db_pfix'])."banned_ips` (`ip_from`, `ip_to`, `ip_display`, `banned_by`, `dt`)
                VALUES (".$row['RangeStart'].", ".$row['RangeEnd'].", '".$ipDisplay."', ".$creator.", NOW())");
    }
    // Migration Complete. Drop Tables.
    executeQuery("DROP TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."denied_ips`");
    executeQuery("DROP TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."denied_emails`");
}
// END Version 2.0.0

// Version 2.0.1
function execute201Scripts() {
    global $hesk_settings;
    
    hesk_dbConnect();
    executeQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."settings` SET `Value` = '2.0.1' WHERE `Key` = 'modsForHeskVersion'");
}

// BEGIN Version 2.1.0
function execute210Scripts() {
    global $hesk_settings;

    hesk_dbConnect();
    executeQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."settings` SET `Value` = '2.1.0' WHERE `Key` = 'modsForHeskVersion'");

    // Some old tables may not have been dropped during the 2.0.0 upgrade. Check and drop if necessary
    executeQuery("DROP TABLE IF EXISTS `".hesk_dbEscape($hesk_settings['db_pfix'])."denied_ips`");
    executeQuery("DROP TABLE IF EXISTS `".hesk_dbEscape($hesk_settings['db_pfix'])."denied_emails`");
}

function execute210FileUpdate() {
    //-- Add the boostrap theme property to modsForHesk_settings.inc.php
    $file = file_get_contents(HESK_PATH . 'modsForHesk_settings.inc.php');

    //-- Only add the additional settings if they aren't already there.
    if (strpos($file, 'use_bootstrap_theme') === false)
    {
        $file .= '

        //-- Set this to 1 to enable bootstrap-theme.css
        $modsForHesk_settings[\'use_bootstrap_theme\'] = 1;';
    }

    return file_put_contents(HESK_PATH.'modsForHesk_settings.inc.php', $file);
}
// END Version 2.1.0

// BEGIN Version 2.1.1
function execute211Scripts() {
    global $hesk_settings;

    hesk_dbConnect();
    executeQuery("ALTER IGNORE TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."stage_tickets` CHANGE `dt` `dt` TIMESTAMP NOT NULL DEFAULT '0000-00-00 00:00:00'");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."stage_tickets`
					CHANGE `email` `email` VARCHAR( 1000 ) NOT NULL DEFAULT '',
					CHANGE `ip` `ip` VARCHAR(45) CHARACTER SET utf8 COLLATE utf8_unicode_ci NOT NULL DEFAULT '',
					ADD `firstreply` TIMESTAMP NULL DEFAULT NULL AFTER `lastchange`,
					ADD `closedat` TIMESTAMP NULL DEFAULT NULL AFTER `firstreply`,
					ADD `articles` VARCHAR(255) NULL DEFAULT NULL AFTER `closedat`,
					ADD `openedby` MEDIUMINT(8) DEFAULT '0' AFTER `status`,
					ADD `firstreplyby` SMALLINT(5) UNSIGNED NULL DEFAULT NULL AFTER `openedby`,
					ADD `closedby` MEDIUMINT(8) NULL DEFAULT NULL AFTER `firstreplyby`,
					ADD `replies` SMALLINT(5) UNSIGNED NOT NULL DEFAULT '0' AFTER `closedby`,
					ADD `staffreplies` SMALLINT( 5 ) UNSIGNED NOT NULL DEFAULT '0' AFTER `replies`,
					ADD INDEX ( `openedby` , `firstreplyby` , `closedby` ),
					ADD INDEX(`dt`)");
    executeQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."settings` SET `Value` = '2.1.1' WHERE `Key` = 'modsForHeskVersion'");
}

function execute211FileUpdate() {
    //-- Add the new kb article visibility property to modsForHesk_settings.inc.php
    $file = file_get_contents(HESK_PATH . 'modsForHesk_settings.inc.php');

    //-- Only add the additional settings if they aren't already there.
    if (strpos($file, 'new_kb_article_visibility') === false)
    {
        $file .= '
        
        //-- Default value for new Knowledgebase article: 0 = Published, 1 = Private, 2 = Draft
$modsForHesk_settings[\'new_kb_article_visibility\'] = 0;';
    }

    return file_put_contents(HESK_PATH.'modsForHesk_settings.inc.php', $file);
}
// END Version 2.1.1

// BEGIN Version 2.2.0
function execute220Scripts() {
    global $hesk_settings;

    hesk_dbConnect();
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."statuses` ADD COLUMN `IsAutocloseOption` INT NOT NULL DEFAULT 0");

    // There will only ever be one row
    executeQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."statuses` SET `IsAutocloseOption` = 1 WHERE `IsStaffClosedOption` = 1");

    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."statuses` ADD COLUMN `Closable` VARCHAR(10) NOT NULL");
    executeQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."statuses` SET `Closable` = 'yes'");
    executeQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."settings` SET `Value` = '2.2.0' WHERE `Key` = 'modsForHeskVersion'");
}

function execute220FileUpdate() {
    //-- Add the new attachment property to modsForHesk_settings.inc.php
    $file = file_get_contents(HESK_PATH . 'modsForHesk_settings.inc.php');

    //-- Only add the additional settings if they aren't already there.
    if (strpos($file, '$modsForHesk_settings[\'attachments\']') === false)
    {
        $file .= '

        //-- Setting for adding attachments to email messages. Either 0 for default-HESK behavior, or 1 to send as attachments
$modsForHesk_settings[\'attachments\'] = 0;';
    }

    return file_put_contents(HESK_PATH.'modsForHesk_settings.inc.php', $file);
}
// END Version 2.2.0

// BEGIN Version 2.2.1
function execute221Scripts() {
    global $hesk_settings;

    hesk_dbConnect();
    executeQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."settings` SET `Value` = '2.2.1' WHERE `Key` = 'modsForHeskVersion'");
}
// END Version 2.2.1

// BEGIN Version 2.3.0
function execute230Scripts() {
    global $hesk_settings;

    hesk_dbConnect();
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."service_messages` ADD COLUMN `icon` VARCHAR(150)");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."statuses` ADD COLUMN `Key` TEXT");
    executeQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."statuses` SET `Key` = `ShortNameContentKey`");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."statuses` DROP COLUMN `ShortNameContentKey`");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."statuses` DROP COLUMN `TicketViewContentKey`");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."tickets` ADD COLUMN `latitude` VARCHAR(100) NOT NULL DEFAULT 'E-0'");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."tickets` ADD COLUMN `longitude` VARCHAR(100) NOT NULL DEFAULT 'E-0'");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."stage_tickets` ADD COLUMN `latitude` VARCHAR(100) NOT NULL DEFAULT 'E-0'");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."stage_tickets` ADD COLUMN `longitude` VARCHAR(100) NOT NULL DEFAULT 'E-0'");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."categories` ADD COLUMN `manager` INT NOT NULL DEFAULT 0");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."users` ADD COLUMN `permission_template` INT");
    executeQuery("CREATE TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."permission_templates` (`id` INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
                    `name` VARCHAR(255) NOT NULL,
                    `heskprivileges` VARCHAR(1000),
                    `categories` VARCHAR(500))");
    executeQuery("INSERT INTO `".hesk_dbEscape($hesk_settings['db_pfix'])."permission_templates` (`name`, `heskprivileges`, `categories`)
        VALUES ('Administrator', 'ALL', 'ALL')");
    executeQuery("INSERT INTO `".hesk_dbEscape($hesk_settings['db_pfix'])."permission_templates` (`name`, `heskprivileges`, `categories`)
        VALUES ('Staff', 'can_view_tickets,can_reply_tickets,can_change_cat,can_assign_self,can_view_unassigned,can_view_online', '1')");
    executeQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."users` SET `permission_template` = 1 WHERE `isadmin` = '1'");

    // Move can_manage_settings and can_change_notification_settings into the heskprivileges list
    $res = executeQuery("SELECT `id`, `heskprivileges` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."users` WHERE `isadmin` = '0'
        AND `can_manage_settings` = '1'");
    while ($row = hesk_dbFetchAssoc($res)) {
        if ($row['heskprivileges'] != '') {
            $currentPrivileges = explode(',', $row['heskprivileges']);
            array_push($currentPrivileges, 'can_man_settings');
            $newPrivileges = implode(',', $currentPrivileges);
            executeQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."users` SET `heskprivileges` = '".hesk_dbEscape($newPrivileges)."'
            WHERE `id` = ".intval($row['id']));
        } else {
            executeQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."users` SET `heskprivileges` = 'can_man_settings'
            WHERE `id` = ".intval($row['id']));
        }
    }
    $res = executeQuery("SELECT `id`, `heskprivileges` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."users` WHERE `isadmin` = '0'
        AND `can_change_notification_settings` = '1'");
    while ($row = hesk_dbFetchAssoc($res)) {
        if ($row['heskprivileges'] != '') {
            $currentPrivileges = explode(',', $row['heskprivileges']);
            array_push($currentPrivileges, 'can_change_notification_settings');
            $newPrivileges = implode(',', $currentPrivileges);
            executeQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."users` SET `heskprivileges` = '".hesk_dbEscape($newPrivileges)."'
            WHERE `id` = ".intval($row['id']));
        } else {
            executeQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."users` SET `heskprivileges` = 'can_change_notification_settings'
            WHERE `id` = ".intval($row['id']));
        }
    }
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."users` DROP COLUMN `can_manage_settings`");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."users` DROP COLUMN `can_change_notification_settings`");

    executeQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."settings` SET `Value` = '2.3.0' WHERE `Key` = 'modsForHeskVersion'");
}

function execute230FileUpdate() {
    //-- Add the new merged ticket property to modsForHesk_settings.inc.php
    $file = file_get_contents(HESK_PATH . 'modsForHesk_settings.inc.php');

    //-- Only add the additional settings if they aren't already there.
    if (strpos($file, '$modsForHesk_settings[\'show_number_merged\']') === false)
    {
        $file .= '

        //-- Setting for showing number of merged tickets in the ticket search screen. 0 = Disable, 1 = Enable
$modsForHesk_settings[\'show_number_merged\'] = 1;';
    }
    if (strpos($file, '$modsForHesk_settings[\'request_location\']') === false)
    {
        $file .= '

        //-- Setting for requesting user\'s location. 0 = Disable, 1 = Enable
$modsForHesk_settings[\'request_location\'] = 0;';
    }

    return file_put_contents(HESK_PATH.'modsForHesk_settings.inc.php', $file);
}
// END Version 2.3.0


// BEGIN Version 2.3.1
function execute231Scripts() {
    global $hesk_settings;

    hesk_dbConnect();
    executeQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."settings` SET `Value` = '2.3.1' WHERE `Key` = 'modsForHeskVersion'");
}
// END Verison 2.3.1

// BEGIN Version 2.3.2
function execute232Scripts() {
    global $hesk_settings;

    hesk_dbConnect();
    executeQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."settings` SET `Value` = '2.3.2' WHERE `Key` = 'modsForHeskVersion'");
}
// END Version 2.3.2

// BEGIN Version 2.4.0
function execute240Scripts() {
    global $hesk_settings;

    hesk_dbConnect();
    executeQuery("CREATE TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."quick_help_sections` (
      `id` INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
      `location` VARCHAR(100) NOT NULL,
      `show` ENUM('0','1') NOT NULL
    ) ENGINE=MyISAM  DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci");

    executeQuery("INSERT INTO `hesk_quick_help_sections` (`location`, `show`)
      VALUES ('create_ticket', '1')");
    executeQuery("INSERT INTO `hesk_quick_help_sections` (`location`, `show`)
      VALUES ('view_ticket_form', '1')");
    executeQuery("INSERT INTO `hesk_quick_help_sections` (`location`, `show`)
      VALUES ('view_ticket', '1')");
    executeQuery("INSERT INTO `hesk_quick_help_sections` (`location`, `show`)
      VALUES ('knowledgebase', '1')");

    executeQuery("CREATE TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."text_to_status_xref` (
      `id` INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
      `language` VARCHAR(200) NOT NULL,
      `text` VARCHAR(200) NOT NULL,
      `status_id` INT NOT NULL,
      PRIMARY KEY (`id`)) ENGINE = MyISAM  DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci");
    executeQuery("ALTER TABLE `".hesk_dbEscape($hesk_settings['db_pfix'])."statuses` ADD COLUMN `sort` INT");
    $statusesRs = executeQuery("SELECT `ID` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."statuses` ORDER BY `ID` ASC");
    $i = 10;
    while ($myStatus = hesk_dbFetchAssoc($statusesRs)) {
        hesk_dbQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."statuses` SET `sort`=".intval($i)."
            WHERE `id`='".intval($myStatus['ID'])."' LIMIT 1");
        $i += 10;
    }
}

function execute240FileUpdate() {
    $file = file_get_contents(HESK_PATH . 'modsForHesk_settings.inc.php');

    //-- Only add the additional settings if they aren't already there.
    if (strpos($file, '$modsForHesk_settings[\'category_order_column\']') === false)
    {
        $file .= '

        //-- Column to sort categories by. Can be either \'name\' or \'cat_order\'
$modsForHesk_settings[\'category_order_column\'] = \'cat_order\';';
    }

    return file_put_contents(HESK_PATH.'modsForHesk_settings.inc.php', $file);
}