Files
habitica/migrations/20131104_restore_lost_task_data.js
Matteo Pagliazzi 98c019a0b6 Upgrade lodash to v4 and lint more files (#8495)
* common: import lodash modules separately

* remove test/content from .eslintignore, fix with eslint --fix content/index

* lint test/content

* lint content/index except for lodash methods

* upgrade server/models

* upgrade server/middlewares and server/libs

* port server/controllers/top-level

* port server/controllers/api-v3

* port views and tests

* client old port lodash and _(, missing _.

* upgrade client-old

* port common/script (root level files only)

* port common/script/fns

* port common/libs

* port common/script/ops

* port common/script/content and common/script/libs/shops.js

* misc fixes

* misc fixes

* misc fixes

* more tests fixes

* fix payments test stubbing, down to 2 failing tests

* remove more instances of lodash wrapping

* fix bug where toObject does not clone object

* fix tests

* upgrade migration or add lodash 4 note

* update shrinkwrap

* fix linting

* upgrade eslint-config-habitrpg

* update shrinkwrap

* recompile shrinkwrap
2017-03-01 17:10:48 +01:00

60 lines
2.4 KiB
JavaScript

// node .migrations/20131104_restore_lost_task_data.js
/**
* After the great challenges migration, quite a few things got inadvertently dropped from tasks since their
* schemas became more strict. See conversation at https://github.com/HabitRPG/habitrpg/issues/1712 ,
* this restores task tags, streaks, due-dates, values
*/
var mongo = require('mongoskin');
var _ = require('lodash');
// IMPORTANT NOTE: this migration was written when we were using version 3 of lodash.
// We've now upgraded to lodash v4 but the code used in this migration has not been
// adapted to work with it. Before this migration is used again any lodash method should
// be checked for compatibility against the v4 changelog and changed if necessary.
// https://github.com/lodash/lodash/wiki/Changelog#v400
var backupUsers = mongo.db('localhost:27017/habitrpg_old?auto_reconnect').collection('users');
var liveUsers = mongo.db('localhost:27017/habitrpg_new?auto_reconnect').collection('users');
backupUsers.count(function(err, count){
if (err) return console.error(err);
backupUsers.findEach({}, {batchSize:250}, function(err, before){
if (err) return console.error(err);
if (!before) return console.log('!before');
liveUsers.findById(before._id, function(err, after){
if (err) return console.error(err);
if (!after) {
count--;
return console.log(before._id + ' deleted?');
}
if (before._id == '9') console.log('lefnire processed');
_.each(before.tasks, function(tBefore){
var tAfter = _.find(after[tBefore.type+'s'], {id:tBefore.id});
if (!tAfter) return; // task has been deleted since launch
// Restore deleted tags
if (!_.isEmpty(tBefore.tags) && _.isEmpty(tAfter.tags))
tAfter.tags = tBefore.tags;
// Except tags which are no longer available on the updated user
_.each(tAfter.tags, function(v,k){ //value is true, key is tag.id
if (!_.find(after.tags,{id:k})) delete tAfter.tags[k];
})
// Restore deleted streaks
if (+tBefore.streak > tAfter.streak)
tAfter.streak = +tBefore.streak;
if (!!tBefore.date && !tAfter.date)
tAfter.date = tBefore.date;
// Restore deleted values
if (+tBefore.value != 0 && tAfter.value == 0)
tAfter.value = +tBefore.value;
})
after._v++;
liveUsers.update({_id:after._id}, after);
if (--count <= 0) console.log("DONE!");
})
});
});