Parsing query

[eluser]zacksyah[/eluser]
i need help about how to check patern in some query and how to make parsing in CI, this some sample query of nosql that the patern i want to check so i could make parsing out of it

Code:

db.users.find({}, {a:1,b:1})
db.users.find()
db.users.find({age:33})
db.users.update({b:'q'}, {$set:{a:1}}, false, true)
db.users.remove({z:'abc'});

I want to create my app like this https://[email protected]/zacksyah/sql_executor.git