pisi list-newest [--since yyyy-mm-dd] [--last Nth previous repo update]

faik@moon pisi $ pisi list-newest --since 2009-01-05
Packages added to pardus-2008-test since 2009-01-05:

OpenSceneGraph    - OpenGL üzerinde gerçek zamanlı grafikler oluşturmak için C++ manzara grafik API'si
m5602             - Ali m5602 Kamera sürücüsü
nvidia-drivers180 - GeForce 6xxx ve daha yeni NVIDIA ekran kartları için sürücüler
pyFltk            - FLTK kütüphanesi için Python bağlayıcıları
smartcam          - Smart Phone Web Kamera Uygulaması

Packages added to contrib-2008 since 2009-01-05:

ffmpegthumbnailer - Dosya yöneticileri için hafif görüntü önizleyicisi

pisi/api.py

@@ -189,6 +189,16 @@ def list_available(repo=None):
     """
     return pisi.db.packagedb.PackageDB().list_packages(repo)
 
+def list_newest(repo=None, since=None):
+    """
+    Return a list of newest packages in the given repository -> list_of_strings since
+    last update or before.
+    @param repo: Repository of the packages. If repo is None than returns a list of
+    all the newest packages from all the repositories.
+    @param since: yyyy-mm-dd formatted
+    """
+    return pisi.db.packagedb.PackageDB().list_newest(repo, since)
+
 def list_upgradable():
     """
     Return a list of packages that are upgraded in the repository -> list_of_strings

pisi/cli/pisicli.py

@@ -33,6 +33,7 @@ import pisi.cli.index
 import pisi.cli.info
 import pisi.cli.install
 import pisi.cli.history
+import pisi.cli.listnewest
 import pisi.cli.listavailable
 import pisi.cli.listcomponents
 import pisi.cli.listinstalled

pisi/db/historydb.py

@@ -11,6 +11,8 @@
 #
 
 import os
+import time
+import datetime
 import gettext
 __trans = gettext.translation('pisi', fallback=True)
 _ = __trans.ugettext
@@ -116,3 +118,15 @@ class HistoryDB(lazydb.LazyDB):
             hist = pisi.history.History(os.path.join(ctx.config.history_dir(), log))
             hist.operation.no = int(log.split("_")[0])
             yield hist.operation
+
+    def get_last_repo_update(self, last=-1):
+        repoupdates = filter(lambda l:l.endswith("repoupdate.xml"), self.__logs)
+        repoupdates.reverse()
+        if not len(repoupdates) >= 2:
+            return None
+
+        if last != -1 and len(repoupdates) <= last:
+            return None
+
+        hist = pisi.history.History(os.path.join(ctx.config.history_dir(), repoupdates[-last]))
+        return hist.operation.date

pisi/db/packagedb.py

@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2005 - 2007, TUBITAK/UEKAE
+# Copyright (C) 2005 - 2009, TUBITAK/UEKAE
 #
 # This program is free software; you can redistribute it and/or modify it under
 # the terms of the GNU General Public License as published by the Free
@@ -18,8 +18,10 @@ yes, we are cheap
 """
 
 import re
+import time
 import gzip
 import gettext
+import datetime
 __trans = gettext.translation('pisi', fallback=True)
 _ = __trans.ugettext
 
@@ -56,17 +58,17 @@ class PackageDB(lazydb.LazyDB):
 
     def __generate_replaces(self, doc):
         return [x.getTagData("Name") for x in doc.tags("Package") if x.getTagData("Replaces")]
-        
+
     def __generate_obsoletes(self, doc):
         distribution = doc.getTag("Distribution")
         obsoletes = distribution and distribution.getTag("Obsoletes")
         src_repo = doc.getTag("SpecFile") is not None
-        
+
         if not obsoletes or src_repo:
             return []
 
         return map(lambda x: x.firstChild().data(), obsoletes.tags("Package"))
-        
+
     def __generate_packages(self, doc):
         return dict(map(lambda x: (x.getTagData("Name"), gzip.zlib.compress(x.toString())), doc.tags("Package")))
 
@@ -123,7 +125,7 @@ class PackageDB(lazydb.LazyDB):
 
     def get_obsoletes(self, repo=None):
         return self.odb.get_list_item(repo)
-    
+
     def get_rev_deps(self, name, repo=None):
         try:
             rvdb = self.rvdb.get_item(name, repo)
@@ -155,3 +157,17 @@ class PackageDB(lazydb.LazyDB):
 
     def list_packages(self, repo):
         return self.pdb.get_item_keys(repo)
+
+    def list_newest(self, repo, since=None):
+        packages = []
+        historydb = pisi.db.historydb.HistoryDB()
+        if since:
+            since_date = datetime.datetime(*time.strptime(since, "%Y-%m-%d")[0:6])
+        else:
+            since_date = datetime.datetime(*time.strptime(historydb.get_last_repo_update(), "%Y-%m-%d")[0:6])
+
+        for pkg in self.list_packages(repo):
+            enter_date = datetime.datetime(*time.strptime(self.get_package(pkg).history[-1].date, "%Y-%m-%d")[0:6])
+            if enter_date >= since_date:
+                packages.append(pkg)
+        return packages