Implemented ssl setting #52

The ssl setting works by setting the socket factory to javax.net.ssl.SSLSocketFactory

src/main/scala/se/radley/plugin/salat/OptionsFromConfig.scala

@@ -3,6 +3,7 @@ package se.radley.plugin.salat
 import play.api.Configuration
 import com.mongodb.casbah.MongoOptions
 import com.mongodb._
+import javax.net.ssl.SSLSocketFactory
 import scala.Some
 
 object OptionsFromConfig {
@@ -43,6 +44,7 @@ object OptionsFromConfig {
     config.getInt("socketTimeout").map(v => builder.socketTimeout(v))
     config.getInt("threadsAllowedToBlockForConnectionMultiplier").map(v => builder.threadsAllowedToBlockForConnectionMultiplier(v))
     config.getString("writeConcern").map(name => WriteConcern.valueOf(name)).map(v => builder.writeConcern(v))
+    config.getBoolean("ssl").map(v => if (v) builder.socketFactory(SSLSocketFactory.getDefault()))
 
     Some(builder.build())
   }

src/test/scala/se/radley/plugin/salat/OptionsFromConfigSpec.scala

@@ -5,6 +5,7 @@ import com.mongodb._
 import play.api.Configuration
 import javax.net.SocketFactory
 import org.specs2.specification.AllExpectations
+import javax.net.ssl.SSLSocketFactory
 
 class OptionsFromConfigSpec extends Specification with AllExpectations {
 
@@ -54,6 +55,20 @@ class OptionsFromConfigSpec extends Specification with AllExpectations {
       val options = OptionsFromConfig(Configuration.empty)
       options must beNone
     }
+
+    "Set SSL factory is ssl = true" in {
+      val conf = Map(
+        ("mongodb.default.options.ssl" -> "true")
+      )
+
+      val configuration = Configuration.from(conf).getConfig("mongodb.default.options").get
+      val optionsOpt = OptionsFromConfig(configuration)
+
+      optionsOpt must beSome
+      val options = optionsOpt.get
+
+      options.getSocketFactory must haveClass[SSLSocketFactory]
+    }
   }
 
 }