Handling for root only files like robot.txt for url_prefix.

Also added app_blog.yaml which is the example app.yaml if you plan to host
your application on /blog instead of root. Fixed few other issues
with url_preifx.

app_blog.yaml

@@ -0,0 +1,24 @@
+application: bloggart-demo
+version: live
+runtime: python
+api_version: 1
+
+handlers:
+- url: /remote_api
+  script: $PYTHON_LIB/google/appengine/ext/remote_api/handler.py
+  login: admin
+
+- url: /_ah/queue/deferred
+  script: $PYTHON_LIB/google/appengine/ext/deferred/handler.py 
+  login: admin
+
+- url: /blog/admin/.*
+  script: admin.py
+  login: admin
+
+- url: /blog/static/([^/]+)/(.*)
+  static_files: themes/\1/static/\2
+  upload: themes/[^/]+/static/.*
+
+- url: /.*
+  script: static.py

static.py

@@ -18,6 +18,7 @@
 
 HTTP_DATE_FMT = "%a, %d %b %Y %H:%M:%S GMT"
 
+ROOT_ONLY_FILES = ['/robots.txt','/' + config.google_site_verification]
 
 class StaticContent(db.Model):
   """Container for statically served content.
@@ -116,6 +117,17 @@ def output_content(self, content, serve=True):
       self.response.set_status(304)
 
   def get(self, path):
+    if not path.startswith(config.url_prefix):
+      if path not in ROOT_ONLY_FILES:
+        self.error(404)
+        self.response.out.write(utils.render_template('404.html'))
+        return
+    else:
+      path = path[len(config.url_prefix):]# Strip off prefix
+      if path in ROOT_ONLY_FILES:# This lives at root
+        self.error(404)
+        self.response.out.write(utils.render_template('404.html'))
+        return
     content = get(path)
     if not content:
       self.error(404)
@@ -137,7 +149,9 @@ def get(self, path):
     self.output_content(content, serve)
 
 
-application = webapp.WSGIApplication([(config.url_prefix + '(/.*)', StaticContentHandler)])
+application = webapp.WSGIApplication([
+                ('(/.*)', StaticContentHandler),
+              ])
 
 
 def main():

themes/default/base.html

@@ -25,7 +25,7 @@ <h1 id="logo-text"><a href="{{config.url_prefix}}/" title="">{{config.blog_name}
     <form id="quick-search" action="{{config.url_prefix}}/search" method="get">
       <p>
         <label for="q">Search:</label>
-        <input type="hidden" name="cref" value="http://{{config.host}}/cse.xml" />
+        <input type="hidden" name="cref" value="http://{{config.host}}{{config.url_prefix}}/cse.xml" />
         <input type="hidden" name="cof" value="FORID:11" />
         <input type="hidden" name="ie" value="UTF-8" />
         <input class="tbox" type="text" name="q" size="31" />

themes/default/search.html

@@ -7,7 +7,7 @@
     var googleSearchFormName = "cse-search-box";
     var googleSearchFrameWidth = 649;
     var googleSearchDomain = "www.google.com";
-    var googleSearchPath = "{{config.url_prefix}}/cse";
+    var googleSearchPath = "/cse";
   </script>
   <script type="text/javascript" src="http://www.google.com/afsonline/show_afs_search.js"></script>
 {% endblock %}