Nightly builds: prepared for the change in the Chrome build process

sitescripts/extensions/bin/createNightlies.py

Index: sitescripts/extensions/bin/createNightlies.py
===================================================================
--- a/sitescripts/extensions/bin/createNightlies.py
+++ b/sitescripts/extensions/bin/createNightlies.py
@@ -82,17 +82,17 @@ class NightlyBuild(object):
         date, author, revision, description = change.split('\0')
         yield {'date': date, 'author': author, 'revision': revision, 'description': description}
 
   def copyRepository(self):
     '''
       Create a repository copy in a temporary directory
     '''
     self.tempdir = tempfile.mkdtemp(prefix=self.config.repositoryName)
-    command = ['hg', 'archive', '-R', self.config.repository, '-r', 'default', self.tempdir]
+    command = ['hg', 'archive', '-S', '-R', self.config.repository, '-r', 'default', self.tempdir]
     subprocess.Popen(command).communicate()
 
   def writeChangelog(self, changes):
     """
       write the changelog file into the cloned repository
     """
     baseDir = os.path.join(self.config.nightliesDirectory, self.basename)
     if not os.path.exists(baseDir):
@@ -144,45 +144,42 @@ class NightlyBuild(object):
     self.version = '%s.%s' % (self.version, self.revision)
 
     usesSdk = manifest.getElementsByTagName('uses-sdk')[0]
     self.minSdkVersion = usesSdk.attributes["android:minSdkVersion"].value
     self.basename = os.path.basename(self.config.repository)
 
   def readChromeMetadata(self):
     """
-      Read Chrome-specific metadata from manifest.json file. It will also
+      Read Chrome-specific metadata from metadata file. This will also
       calculate extension ID from the private key.
     """
 
     # Calculate extension ID from public key
     # (see http://supercollider.dk/2010/01/calculating-chrome-extension-id-from-your-private-key-233)
     import buildtools.packagerChrome as packager
     publicKey = packager.getPublicKey(self.config.keyFile)
     hash = hashlib.sha256()
     hash.update(publicKey)
     self.extensionID = hash.hexdigest()[0:32]
     self.extensionID = ''.join(map(lambda c: chr(97 + int(c, 16)), self.extensionID))
 
-    # Now read manifest.json
-    manifestFile = open(os.path.join(self.tempdir, 'manifest.json'), 'rb')
-    manifest = json.load(manifestFile)
-    manifestFile.close()
-
-    self.version = manifest['version']
+    # Now read metadata file
+    metadata = packager.readMetadata(self.tempdir)
+    self.version = metadata.get("general", "version")
     while self.version.count('.') < 2:
       self.version += '.0'
     self.version = '%s.%s' % (self.version, self.revision)
-    self.basename = os.path.basename(self.config.repository)
+    self.basename = metadata.get("general", "basename")
     if self.config.experimental:
       self.basename += '-experimental'
 
     self.compat = []
-    if 'minimum_chrome_version' in manifest:
-      self.compat.append({'id': 'chrome', 'minVersion': manifest['minimum_chrome_version']})
+    if metadata.has_section('compat') and metadata.has_option('compat', 'chrome'):
+      self.compat.append({'id': 'chrome', 'minVersion': metadata.get('compat', 'chrome')})
 
   def writeUpdateManifest(self):
     """
       Writes update.rdf file for the current build
     """
     baseDir = os.path.join(self.config.nightliesDirectory, self.basename)
     if not os.path.exists(baseDir):
       os.makedirs(baseDir)
@@ -295,17 +292,17 @@ class NightlyBuild(object):
     template = get_template(get_config().get('extensions', 'nightlyIndexPage'))
     template.stream({'config': self.config, 'links': links}).dump(outputPath)
 
   def updateDocs(self):
     if not self.config.type == 'gecko':
       return
 
     docsdir = tempfile.mkdtemp(prefix='jsdoc')
-    command = ['hg', 'archive', '-R', get_config().get('extensions', 'jsdocRepository'), '-r', 'default', docsdir]
+    command = ['hg', 'archive', '-S', '-R', get_config().get('extensions', 'jsdocRepository'), '-r', 'default', docsdir]
     subprocess.Popen(command).communicate()
 
     try:
       outputPath = os.path.join(self.config.docsDirectory, self.basename)
       command = ['perl', os.path.join(docsdir, 'jsrun.pl'),
         '-t=' + os.path.join(docsdir, 'templates', 'jsdoc'),
         '-d=' + outputPath,
         '-a',