From ca6890a5c3558170fefbac15e53a877ac024f968 Mon Sep 17 00:00:00 2001
From: Dan Cryer <dan@block8.co.uk>
Date: Mon, 5 May 2014 21:03:44 +0100
Subject: [PATCH] Implement clone_depth setting in build_settings, to allow
 shallow clones. Fixes #391

---
 PHPCI/Model/Build/RemoteGitBuild.php | 22 ++++++++++++++++++----
 1 file changed, 18 insertions(+), 4 deletions(-)

diff --git a/PHPCI/Model/Build/RemoteGitBuild.php b/PHPCI/Model/Build/RemoteGitBuild.php
index 144f69f6..9c7c6a26 100644
--- a/PHPCI/Model/Build/RemoteGitBuild.php
+++ b/PHPCI/Model/Build/RemoteGitBuild.php
@@ -54,7 +54,15 @@ class RemoteGitBuild extends Build
     */
     protected function cloneByHttp(Builder $builder, $cloneTo)
     {
-        $cmd = 'git clone -b %s %s "%s"';
+        $cmd = 'git clone ';
+
+        $depth = $builder->getConfig('clone_depth');
+
+        if (!is_null($depth)) {
+            $cmd .= ' --depth ' . intval($depth) . ' ';
+        }
+
+        $cmd .= ' -b %s %s "%s"';
         $success = $builder->executeCommand($cmd, $this->getBranch(), $this->getCloneUrl(), $cloneTo);
 
         if (!empty($commit) && $commit != 'Manual') {
@@ -80,14 +88,20 @@ class RemoteGitBuild extends Build
         }
 
         // Do the git clone:
-        $cmd = 'git clone -b %s %s "%s"';
+        $cmd = 'git clone ';
+
+        $depth = $builder->getConfig('clone_depth');
+
+        if (!is_null($depth)) {
+            $cmd .= ' --depth ' . intval($depth) . ' ';
+        }
+
+        $cmd .= ' -b %s %s "%s"';
 
         if (!IS_WIN) {
             $cmd = 'export GIT_SSH="'.$gitSshWrapper.'" && ' . $cmd;
         }
 
-        var_dump($cmd);
-
         $success = $builder->executeCommand($cmd, $this->getBranch(), $this->getCloneUrl(), $cloneTo);
 
         // Checkout a specific commit if we need to: