IMPORTANT
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Please make sure to always back up your files before updating. I am not responsible for any update going wrong and messing / losing your previous or actual files. 


FILE CHANGES
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All the files have been changed as this is a massive update.

Replace all the folders / files except the "uploads" folder, "install" folder and the "app/config/config.php" file.

uploads/offline_payment_proofs/ - Create folder and chmod 777


DATABASE CHANGES 
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IMPORTANT: MAKE SURE YOU BACKUP YOUR DATABASE JUST TO BE SAFE. 

You will have to run the following queries into your database. 

You can run those with PhpMyAdmin -> selecting the database -> going to the SQL tab and running the following mysql queries:


COPY & RUN THE FOLLOWING QUERIES
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alter table users modify country varchar(32) default null;
alter table track_notifications add campaign_id int null after id;
create index track_notifications_campaign_id_index on track_notifications (campaign_id);
UPDATE track_notifications LEFT JOIN `notifications` ON `track_notifications`.`notification_id` = `notifications`.`notification_id` SET `track_notifications`.`campaign_id` = `notifications`.`campaign_id`;
alter table track_notifications add constraint track_notifications_campaigns_campaign_id_fk foreign key (campaign_id) references campaigns (campaign_id) on update cascade on delete cascade;
alter table track_conversions drop column ip;
alter table track_logs drop column ip;
alter table track_notifications drop column ip;
alter table track_logs drop column details;
DELETE FROM track_logs;
alter table track_logs add ip_binary varbinary(16) null after url;
create index track_logs_ip_binary_index on track_logs (ip_binary);
alter table packages modify monthly_price float null;
alter table packages modify annual_price float null;
alter table packages add lifetime_price float null after annual_price;
INSERT INTO `settings` (`key`, `value`) VALUES ('offline_payment', '{\"is_enabled\":\"0\",\"instructions\":\"Your offline payment instructions go here..\"}');
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COPY & RUN THE FOLLOWING QUERIES ONLY IF YOU HAVE THE EXTENDED LICENSE
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alter table payments modify processor varchar(16) null;
alter table payments modify type varchar(16) null;
alter table payments add status tinyint default 1 null after currency;
UPDATE payments SET type = 'one_time' WHERE type = 'one-time';
UPDATE payments SET type = 'recurring' WHERE type = 'RECURRING';
alter table payments add payment_proof varchar(40) default null after currency;
UPDATE payments SET processor = 'stripe' WHERE processor = 'STRIPE';
UPDATE payments SET processor = 'paypal' WHERE processor = 'PAYPAL';
alter table payments change plan frequency varchar(16) null;

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