scala-news-reader

rss/atom news reader in scala

git clone https://9o.is/git/scala-news-reader.git

MongoConfig.scala

(1450B)

      1 package com.joereader
      2 package config
      3 
      4 import net.liftweb._
      5 import common._
      6 import mongodb._
      7 import util.Props
      8 
      9 import com.mongodb.{DBAddress, Mongo}
     10 
     11 object MongoConfig extends Loggable {
     12 
     13   def init() {
     14     /**
     15      * First checks for existence of mongo.default.url. If not found, then
     16      * checks for mongo.default.host, port, and name. Uses defaults if those
     17      * are not found.
     18      */
     19     val defaultDbAddress = Props.get("mongo.default.url")
     20       .map(url => new DBAddress(url))
     21       .openOr(new DBAddress(
     22       Props.get("mongo.default.host", "127.0.0.1"),
     23       Props.getInt("mongo.default.port", 27017),
     24       Props.get("mongo.default.name", "joe-reader")
     25     ))
     26 
     27     /*
     28      * If mongo.default.user, and pwd are defined,
     29      * configure Mongo using authentication.
     30      */
     31     (Props.get("mongo.default.user"), Props.get("mongo.default.pwd")) match {
     32       case (Full(user), Full(pwd)) =>
     33         MongoDB.defineDbAuth(
     34           DefaultMongoIdentifier,
     35           new Mongo(defaultDbAddress),
     36           defaultDbAddress.getDBName,
     37           user,
     38           pwd
     39         )
     40 
     41         logger.info("MongoDB inited using authentication: %s".
     42           format(defaultDbAddress.toString))
     43 
     44       case _ =>
     45         MongoDB.defineDb(
     46           DefaultMongoIdentifier,
     47           new Mongo(defaultDbAddress),
     48           defaultDbAddress.getDBName
     49         )
     50 
     51         logger.info("MongoDB inited: %s".format(defaultDbAddress.toString))
     52     }
     53   }
     54 }
     55