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package cbt
import java.io._
import java.net._
import scala.collection.immutable.Seq
import org.eclipse.jgit.api._
import org.eclipse.jgit.lib.Ref
case class GitDependency(
url: String, ref: String // example: git://github.com/cvogt/cbt.git#<some-hash>
)(implicit val logger: Logger) extends Dependency{
override def lib = new Lib(logger)
// TODO: add support for authentication via ssh and/or https
// See http://www.codeaffine.com/2014/12/09/jgit-authentication/
private val GitUrl = "(git|https)://([^/]+)/(.+)".r
private val GitUrl( _, domain, path ) = url
private object dependenciesCache extends Cache[Seq[Dependency]]
def dependencies = dependenciesCache{
val checkoutDirectory = paths.cbtHome ++ s"/cache/git/$domain/$path/$ref"
if(checkoutDirectory.exists){
logger.git(s"Found existing checkout of $url#$ref in $checkoutDirectory")
} else {
logger.git(s"Cloning $url into $checkoutDirectory")
val git =
Git.cloneRepository()
.setURI(url)
.setDirectory(checkoutDirectory)
.call()
logger.git(s"Checking out ref $ref")
git.checkout()
.setName(ref)
.call()
}
val managedBuild = lib.loadDynamic(
Context( cwd = checkoutDirectory, args = Seq(), logger )
)
Seq( managedBuild )
}
def exportedClasspath = ClassPath(Seq())
def exportedJars = Seq()
private[cbt] def targetClasspath = exportedClasspath
def updated: Boolean = false
}
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