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var async = require('async'); | |
var ProgressBar = require('progress'); | |
var monk = require('monk'); | |
var ObjectId=require('mongodb').ObjectID; | |
var dest = monk('localhost:27017/storify_localhost'); | |
var backup = monk('localhost:27017/storify_backup'); | |
var userId = ObjectId(YOUR-OBJECT-ID); // monk should have auto casting but we need it for queries | |
var restore = function(collection, query, callback){ | |
console.info('restoring from ' + collection); | |
var q = query; | |
backup.get(collection).count(q, function(e, n) { | |
console.log('found '+n+' '+collection); | |
if (e) console.error(e); | |
var bar = new ProgressBar('[:bar] :current/:total :percent :etas', { total: n-1, width: 40 }) | |
var tick = function(e) { | |
if (e) { | |
console.error(e); | |
bar.tick(); | |
} | |
else { | |
bar.tick(); | |
} | |
if (bar.complete) { | |
console.log(); | |
console.log('restoring '+collection+' is completed'); | |
callback(); | |
} | |
}; | |
if (n>0){ | |
console.log('adding '+ n+ ' '+collection); | |
backup.get(collection).find(q, { stream: true }).each(function(element) { | |
dest.get(collection).insert(element, tick); | |
}); | |
} else { | |
callback(); | |
} | |
}); | |
} | |
async.series({ | |
restoreUser: function(callback){ // import user element | |
backup.get('users').find({_id:userId}, { stream: true, limit: 1 }).each(function(user) { | |
dest.get('users').insert(user, function(e){ | |
if (e) { | |
console.log(e); | |
} | |
else { | |
console.log('resored user: '+ user.username); | |
} | |
callback(); | |
}); | |
}); | |
}, | |
restoreIdentity: function(callback){ | |
restore('identities',{ | |
userid:userId | |
}, callback); | |
}, | |
restoreStories: function(callback){ | |
restore('stories', {authorid:userId}, callback); | |
} | |
}, function(e) { | |
console.log(); | |
console.log('restoring is completed!'); | |
process.exit(1); | |
}); | |
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