1 files changed, 67 insertions, 0 deletions
diff --git a/buildbot/buildbot/steps/package/rpm/rpmspec.py b/buildbot/buildbot/steps/package/rpm/rpmspec.py
new file mode 100644
index 0000000..6aa5254
--- /dev/null
+++ b/buildbot/buildbot/steps/package/rpm/rpmspec.py
@@ -0,0 +1,67 @@
+# Dan Radez <dradez+buildbot@redhat.com>
+# Steve 'Ashcrow' Milner <smilner+buildbot@redhat.com>
+#
+# This software may be freely redistributed under the terms of the GNU
+# general public license.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+"""
+library to populate parameters from and rpmspec file into a memory structure
+"""
+
+
+from buildbot.steps.shell import ShellCommand
+
+
+class RpmSpec(ShellCommand):
+    """
+    read parameters out of an rpm spec file
+    """
+
+    import re
+    import types
+
+    #initialize spec info vars and get them from the spec file
+    n_regex = re.compile('^Name:[ ]*([^\s]*)')
+    v_regex = re.compile('^Version:[ ]*([0-9\.]*)')
+
+    def __init__(self, specfile=None, **kwargs):
+        """
+        Creates the RpmSpec object.
+
+        @type specfile: str
+        @param specfile: the name of the specfile to get the package
+            name and version from
+        @type kwargs: dict
+        @param kwargs: All further keyword arguments.
+        """
+        self.specfile = specfile
+        self._pkg_name = None
+        self._pkg_version = None
+        self._loaded = False
+
+    def load(self):
+        """
+        call this function after the file exists to populate properties
+        """
+        # If we are given a string, open it up else assume it's something we
+        # can call read on.
+        if type(self.specfile) == self.types.StringType:
+            f = open(self.specfile, 'r')
+        else:
+            f = self.specfile
+
+        for line in f:
+            if self.v_regex.match(line):
+                self._pkg_version = self.v_regex.match(line).group(1)
+            if self.n_regex.match(line):
+                self._pkg_name = self.n_regex.match(line).group(1)
+        f.close()
+        self._loaded = True
+
+    # Read-only properties
+    loaded = property(lambda self: self._loaded)
+    pkg_name = property(lambda self: self._pkg_name)
+    pkg_version = property(lambda self: self._pkg_version)