Add tool that downloads gm baseline images from the bots.
Review URL: http://codereview.appspot.com/5503082
git-svn-id: http://skia.googlecode.com/svn/trunk@2937 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/tools/svn.py b/tools/svn.py
new file mode 100644
index 0000000..e878301
--- /dev/null
+++ b/tools/svn.py
@@ -0,0 +1,66 @@
+'''
+Copyright 2011 Google Inc.
+
+Use of this source code is governed by a BSD-style license that can be
+found in the LICENSE file.
+'''
+
+import re
+import subprocess
+
+PROPERTY_MIMETYPE = 'svn:mime-type'
+
+class Svn:
+
+ def __init__(self, directory):
+ """Set up to manipulate SVN control within the given directory.
+
+ @param directory
+ """
+ self._directory = directory
+
+ def _RunCommand(self, args):
+ """Run a command (from self._directory) and return stdout as a single
+ string.
+
+ @param args a list of arguments
+ """
+ proc = subprocess.Popen(args, cwd=self._directory,
+ stdout=subprocess.PIPE)
+ stdout = proc.communicate()[0]
+ returncode = proc.returncode
+ if returncode is not 0:
+ raise Exception('command "%s" failed in dir "%s": returncode=%s' %
+ (args, self._directory, returncode))
+ return stdout
+
+ def GetNewFiles(self):
+ """Return a list of files which are in this directory but NOT under
+ SVN control.
+ """
+ stdout = self._RunCommand(['svn', 'status'])
+ new_regex = re.compile('\? +(.+)')
+ files = new_regex.findall(stdout)
+ return files
+
+ def AddFiles(self, filenames):
+ """Adds these files to SVN control.
+
+ @param filenames files to add to SVN control
+ """
+ args = ['svn', 'add']
+ args.extend(filenames)
+ print '\n\nAddFiles: %s' % args
+ print self._RunCommand(args)
+
+ def SetProperty(self, filenames, property_name, property_value):
+ """Sets a svn property for these files.
+
+ @param filenames files to set property on
+ @param property_name property_name to set for each file
+ @param property_value what to set the property_name to
+ """
+ args = ['svn', 'propset', property_name, property_value]
+ args.extend(filenames)
+ print '\n\nSetProperty: %s' % args
+ print self._RunCommand(args)