Issue 520 - Generate PAD files for download portals when updating download links

sitescripts/extensions/utils.py

Index: sitescripts/extensions/utils.py
===================================================================
--- a/sitescripts/extensions/utils.py
+++ b/sitescripts/extensions/utils.py
@@ -16,7 +16,10 @@
 # along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
 
 import re
-from ConfigParser import NoOptionError
+import os
+import subprocess
+from ConfigParser import SafeConfigParser, NoOptionError
+from StringIO import StringIO
 from sitescripts.utils import get_config
 
 def compareVersionParts(part1, part2):
@@ -132,6 +135,8 @@
   certname = _defineGlobalProperty('signtool_certname')
   dbdir = _defineGlobalProperty('signtool_dbdir')
   dbpass = _defineGlobalProperty('signtool_dbpass')
+  padDirectory = _defineGlobalProperty('padDirectory')
+  padURL = _defineGlobalProperty('padURL')
 
   keyFile = _defineLocalProperty('key', '')
   name = _defineLocalProperty('name')
@@ -142,6 +147,7 @@
   clientID = _defineLocalProperty('clientID', '')
   clientSecret = _defineLocalProperty('clientSecret', '')
   refreshToken = _defineLocalProperty('refreshToken', '')
+  padTemplate = _defineLocalProperty('padTemplate')
 
   latestRevision = _defineNightlyProperty('latestRevision')
 
@@ -181,6 +187,46 @@
     """
     return self.repositoryName
 
+  def listContents(self, version='tip'):
+    return subprocess.check_output(['hg', '-R', self.repository, 'locate', '-r', version]).splitlines()
+
+  def readMetadata(self, version='tip'):
+    genericFilename = 'metadata'
+    filename = '%s.%s' % (genericFilename, self.type)
+    files = self.listContents(version)
+
+    if filename not in files:
+      # some repositories like those for Android and
+      # Internet Explorer don't have metadata files
+      if genericFilename not in files:
+        return None
+
+      # Fall back to platform-independent metadata file
+      filename = genericFilename
+
+    command = ['hg', '-R', self.repository, 'cat', '-r', version, os.path.join(self.repository, filename)]
+    result = subprocess.check_output(command)
+
+    parser = SafeConfigParser()
+    parser.readfp(StringIO(result))
+
+    return parser
+
+  @property
+  def basename(self):
+    metadata = self.readMetadata()
+    if metadata:
+      return metadata.get('general', 'basename')
+    return os.path.basename(self.repository)
+
+  def getDownloads(self):
+    prefix = self.basename + '-'
+    command = ['hg', 'locate', '-R', self.downloadsRepo, '-r', 'default']
+
+    for filename in subprocess.check_output(command).splitlines():
+      if filename.startswith(prefix) and filename.endswith(self.packageSuffix):
+        yield (filename, filename[len(prefix):len(filename) - len(self.packageSuffix)])
+
   @staticmethod
   def getRepositoryConfigurations(nightlyConfig = None):
     """