From 4c3a32f89df5c8b3831e4871c426f32a33cf95b8 Mon Sep 17 00:00:00 2001
From: gianelle <gianelle@pd.infn.it>
Date: Fri, 20 Jan 2023 10:53:52 +0100
Subject: [PATCH] Add class to install detector-simulation package

---
 ilcsoft/__init__.py           |  2 +-
 ilcsoft/detectorsimulation.py | 71 +++++++++++++++++++++++++++++++++++
 2 files changed, 72 insertions(+), 1 deletion(-)
 create mode 100644 ilcsoft/detectorsimulation.py

diff --git a/ilcsoft/__init__.py b/ilcsoft/__init__.py
index bca0ce8e..0be5a391 100644
--- a/ilcsoft/__init__.py
+++ b/ilcsoft/__init__.py
@@ -40,7 +40,7 @@
 from .fastjet import FastJet, FastJetClustering
 from .marlintrk import MarlinTrk
 from .kitrack import KiTrack, KiTrackMarlin
-#from ddmarlinpandora import DDMarlinPandora 
+from .detectorsimulation import DetectorSimulation
 
 #slic et al
 from .gdml import GDML
diff --git a/ilcsoft/detectorsimulation.py b/ilcsoft/detectorsimulation.py
new file mode 100644
index 00000000..e4dc2874
--- /dev/null
+++ b/ilcsoft/detectorsimulation.py
@@ -0,0 +1,71 @@
+##################################################
+#
+# DetectorSimulation module
+#
+# Author: A. Gianelle, INFN
+# Date: Jan, 2023
+#
+##################################################
+               
+
+# custom imports
+from .baseilc import BaseILC
+from util import *
+
+try:
+    from urllib.request import urlopen
+except ImportError:
+    from urllib2 import urlopen
+
+try:
+    import simplejson as json
+except:
+    import json
+
+
+class DetectorSimulation(BaseILC):
+    """ Responsible for the DetectorSimulation installation process. """
+
+    def __init__(self, userInput):
+        BaseILC.__init__(self, userInput, "DetectorSimulation", "detector-simulation")
+        self.reqfiles = []
+        self.hasCMakeBuildSupport = False
+        self.hasCMakeFindSupport = False
+        self.skipCompile = True
+        self.reqmodules = []
+        self.download.gitrepo = "detector-simulation"
+
+    def setMode(self, mode):
+        BaseILC.setMode(self, mode)
+        self.downloadOnly = True
+        self.installPath = self.parent.installPath + "/" + self.alias + "/"
+
+
+    def downloadSources(self):
+        """ download sources """
+        
+        # create install base directory
+        trymakedir( os.path.dirname( self.installPath ))
+    
+        os.chdir( os.path.dirname(self.installPath) )
+
+        if ( self.download.type[:6] == "GitHub" ):
+            if self.version =="HEAD" or self.version =="dev" or self.version =="devel" or self.version =="master" or self.download.branch:
+                #clone the whole repo into the directory
+                branch = 'master' if self.download.branch is None else self.download.branch
+                cmd="git clone -b %s https://github.com/%s/%s.git %s" % (branch, self.download.gituser, self.download.gitrepo, self.version)
+                print("Executing command:",cmd)
+                if os_system( cmd ) != 0:
+                    self.abort( "Problems occurred during execution of " + cmd + " [!!ERROR!!]")
+
+                print("Cloning of repository %s/%s into directory %s sucessfully finished" % (self.download.gituser, self.download.gitrepo, self.installPath))
+
+            elif 'message' not in list(json.loads(urlopen('https://api.github.com/repos/%s/%s/git/refs/tags/%s' % (self.download.gituser, self.download.gitrepo, self.version)).read()).keys()):
+                cmd = "curl -L -k https://api.github.com/repos/%s/%s/tarball/refs/tags/%s | tar xz --strip-components=1 -C %s" % (self.download.gituser, self.download.gitrepo, self.version, self.installPath)
+                if os_system( cmd ) != 0:
+                    self.abort( "Could not download and extract tag " + self.version + " [!!ERROR!!]")
+                print("Downloading of the tag %s of repository %s/%s into directory %s sucessfully finished" % (self.version, self.download.gituser, self.download.gitrepo, self.installPath))
+
+            else:
+                self.abort( "The specified tag " + self.branch + " does not exist [!!ERROR!!]")
+