Automatically generate info pseudo-module for Chromium-based applications

packagerChrome.py

Index: packagerChrome.py
===================================================================
--- a/packagerChrome.py
+++ b/packagerChrome.py
@@ -123,16 +123,20 @@ def createManifest(params):
   manifest = json.dumps(data, sort_keys=True, indent=2)
 
   return manifest.encode('utf-8')
 
 def createPoller(params):
   template = getTemplate('chromeDevenvPoller__.js.tmpl')
   return template.render(params).encode('utf-8');
 
+def createInfoModule(params):
+  template = getTemplate('chromeInfo.js.tmpl')
+  return template.render(params).encode('utf-8');
+
 def convertJS(params, files):
   from jshydra.abp_rewrite import doRewrite
 
   for item in params['metadata'].items('convert_js'):
     file, sources = item
     baseDir = os.path.dirname(item.source)
 
     # Make sure the file is inside an included directory
@@ -332,16 +336,21 @@ def createBuild(baseDir, type='chrome', 
     convertJS(params, files)
 
   if metadata.has_section('import_locales'):
     importGeckoLocales(params, files)
 
   if devenv:
     files['devenvPoller__.js'] = createPoller(params)
 
+  if (metadata.has_option('general', 'backgroundScripts') and
+      'lib/info.js' in re.split(r'\s+', metadata.get('general', 'backgroundScripts')) and
+      'lib/info.js' not in files):
+    files['lib/info.js'] = createInfoModule(params)
+
   zipdata = files.zipToString()
   signature = None
   pubkey = None
   if keyFile != None:
     signature = signBinary(zipdata, keyFile)
     pubkey = getPublicKey(keyFile)
   writePackage(outFile, pubkey, signature, zipdata)