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db.update.0.0.2.js
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db.update.0.0.2.js
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/**
* update DB
* @create 2012-01-14
*/
var mongodb = require('mongodb'),
Db = mongodb.Db,
Server = mongodb.Server;
var moment = require('moment');
var _ = require('underscore');
var tf = 'YYYY-MM-DD HH:mm:ss';
var client = new Db('ratting', new Server("127.0.0.1", 27017, {}));
client.open(function(err, client) {
var sharesets = [],
Share,Shareset,
idx = 0;
client.collection('shares',function(err, col){
Share = col;
client.collection('sharesets',function(err, col){
Shareset = col;
start();
});
});
function findShare(){
if(idx > sharesets.length - 1) {
//shareset.shares = _(shareset.shares).uniq();
console.log('update complete');
return;
}
var ss = sharesets[idx];
Share.find({shareset:ss._id}, function(err, cursor){
cursor.each(function(err,share){
if(err) throw err;
if(!share){
idx++;
Shareset.save(ss, function(err, saved){
if(err) throw err;
console.log('----- saved',ss.shares.length);
findShare();
});
return;
}
ss.shares.push(share._id);
})
});
}
function start(){
Shareset.find({}, function(err, results) {
results.each(function(error, shareset){
if(!shareset) {
findShare();
return;
}
shareset.shares = shareset.shares || [];
console.log('%1\t%3\t%2',shareset._id, shareset.subject, shareset.shares.length);
if(shareset.shares.length) return;
sharesets.push(shareset);
});
// Let's close the db
});
};
});