From f7d25a033439d904d24a4ef290fab440b0a54a1a Mon Sep 17 00:00:00 2001
From: Tomas Touceda <chiiph@gentoo.org>
Date: Wed, 22 Jun 2011 10:08:57 -0300
Subject: Add really simple checker, installer and thpdb

But it's still not finished.
---
 lib/thandy/formats.py                  |  1 +
 lib/thandy/packagesys/PackageSystem.py |  4 ++
 lib/thandy/packagesys/ThpPackages.py   | 73 ++++++++++++++++++++++++++++++++--
 3 files changed, 75 insertions(+), 3 deletions(-)

(limited to 'lib')

diff --git a/lib/thandy/formats.py b/lib/thandy/formats.py
index d1b9e5f..f57ab46 100644
--- a/lib/thandy/formats.py
+++ b/lib/thandy/formats.py
@@ -782,6 +782,7 @@ def makePackageObj(config_fname, package_fname):
             extra['cmd_install'] = [ "${FILE}" ] + r['exe_args']
     elif format == 'thp':
         extra['check_type'] = 'thp'
+        extra['install_type'] = 'thp'
         extra['thp_name'] = r['name']
         extra['thp_version'] = r['version']
 
diff --git a/lib/thandy/packagesys/PackageSystem.py b/lib/thandy/packagesys/PackageSystem.py
index 6a8ab60..ccf5532 100644
--- a/lib/thandy/packagesys/PackageSystem.py
+++ b/lib/thandy/packagesys/PackageSystem.py
@@ -107,6 +107,10 @@ def getInstaller(relPath, extra, defaultFormat, package):
         import thandy.packagesys.ExePackages
         installer = thandy.packagesys.ExePackages.CommandInstaller(
             relPath, extra['cmd_install'], extra.get('cmd_remove'))
+    elif installType == 'thp':
+        import thandy.packagesys.ThpPackages
+        installer = thandy.packagesys.ThpPackages.ThpInstaller(
+            relPath)
     else:
         return None
 
diff --git a/lib/thandy/packagesys/ThpPackages.py b/lib/thandy/packagesys/ThpPackages.py
index 10392e4..ae86128 100644
--- a/lib/thandy/packagesys/ThpPackages.py
+++ b/lib/thandy/packagesys/ThpPackages.py
@@ -7,11 +7,78 @@ import thandy.util
 import thandy.packagesys.PackageSystem as PS
 import thandy.packagesys.PackageDB as PDB
 
+json = thandy.util.importJSON()
+
 class ThpDB(object):
-  pass
+    def __init__(self):
+        self._thp_root = os.environ.get("THP_INSTALL_ROOT")
+        if self._thp_root is None:
+          raise Exception("There is no THP_INSTALL_ROOT variable set")
+
+    def insert(self, pkg):
+        thandy.util.replaceFile(os.path.join(self._thp_root,
+                                             pkg['package_name']),
+                                pkg)
+
+    def delete(self, pkg):
+        try:
+          os.unlink(os.path.join(self._thp_root,
+                                 pkg['package_name']))
+        except Exception as e:
+          print e
+
+    def update(self, pkg):
+        self.insert(pkg)
+
+    def exists(self, name):
+        fname = os.path.join(self._thp_root, name)
+        fexists = os.path.exists(fname)
+
+        version = -1
+        if fexists:
+            contents = open(fname, "r").read()
+            metadata = json.loads(contents)
+            version = metadata['package_version']
+        return exists, version
 
 class ThpChecker(PS.Checker):
-  pass
+    def __init__(self, name, version):
+        PS.Checker.__init__(self)
+        self._name = name
+        self._version = version
+        self._db = ThpDB()
+
+    def __repr__(self):
+        return "ThpChecker(%r, %r)"%(self._name, self._version)
+
+    def getInstalledVersions(self):
+        versions = []
+        (exists, version) = self._db.exists(self._name):
+
+        if exists:
+            versions.append(version)
+
+        return versions
+
+    def isInstalled(self):
+        return self._version in self.getInstalledVersions()
 
 class ThpInstaller(PS.Installer):
-  pass
+    def __init__(self, relPath, installCommand, removeCommand=None):
+        PS.Installer.__init__(self, relPath)
+        self._db = ThpDB()
+
+    def __repr__(self):
+        return "ThpInstaller(%r)" %(self._relPath)
+
+    def install(self):
+        self._thp_root = os.environ.get("THP_INSTALL_ROOT")
+        if self._thp_root is None:
+          raise Exception("There is no THP_INSTALL_ROOT variable set")
+
+#        shutil.copytree()
+
+    def remove(self):
+        if self._removeCommand:
+            raise thandy.RemoveNotSupported()
+        self._runCommand(self._removeCommand)
-- 
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