X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=unfold%2Fpage.py;h=0ac131bbc93c9683b7dd148fd2376c25d8f5e23b;hb=a948414844c79472807c5e66939a912a7b990433;hp=87a3bfb3984b729c308c5dea02b52752c66c579b;hpb=7c1abf68ca485c1485543399fb05233069e888f6;p=myslice.git

diff --git a/unfold/page.py b/unfold/page.py
index 87a3bfb3..0ac131bb 100644
--- a/unfold/page.py
+++ b/unfold/page.py
@@ -6,11 +6,13 @@ import json
 
 from django.template.loader import render_to_string
 
-from manifold.metadata import MetaData
+from manifoldapi.metadata import MetaData
 
 from unfold.prelude import Prelude
-
-from myslice.config import Config
+from unfold.sessioncache import SessionCache
+    
+from myslice.configengine import ConfigEngine
+from myslice.settings import logger
 
 # decorator to deflect calls on this Page to its prelude
 def to_prelude (method):
@@ -49,7 +51,7 @@ class Page:
 #        self._queue = []
 
     # this method adds a query to the page
-    # the query will be exposed to js when calling expose_queries
+    # the query will be exposed to js when calling __expose_queries, which is done by prelude_env() 
     # additionally if run_it is set to True, this query will be asynchroneously triggered on page load
     # in this case (exec=True) the js async callback (see manifold.asynchroneous_success)
     # offers the option to deliver the result to a specific DOM elt (in this case, set domid)
@@ -73,11 +75,11 @@ class Page:
         self.add_js_files('js/record_generator.js');
         js_chunk = '$(document).ready(function() { new RecordGenerator(%s,%s,%s).run(); });'%(query.to_json(),json.dumps(generators),number);
         self.add_js_chunks(js_chunk)
-
+    
     # return the javascript code for exposing queries
     # all queries are inserted in the global manifold object
     # in addition, the ones enqueued with 'run_it=True' are triggered 
-    def expose_queries (self):
+    def __expose_queries (self):
         # compute variables to expose to the template
         env = {}
         # expose the json definition of all queries
@@ -106,16 +108,23 @@ class Page:
 
         # if cached, use it
         if 'metadata' in manifold and isinstance(manifold['metadata'],MetaData):
-            if debug: print "Page.get_metadata: return cached value"
+
+#         cached_metadata = SessionCache().get_metadata(self.request)
+#         if cached_metadata and isinstance(cached_metadata, MetaData):
+            logger.debug("Page.get_metadata: return cached value")
             return manifold['metadata']
+#             return cached_metadata
 
         metadata_auth = {'AuthMethod':'anonymous'}
 
-        metadata=MetaData (metadata_auth)
+        from myslice.settings import config
+        url = config.manifold_url()
+        metadata = MetaData (url, metadata_auth)
         metadata.fetch(self.request)
         # store it for next time
         manifold['metadata']=metadata
-        if debug: print "Page.get_metadata: return new value"
+#         SessionCache().store_metadata(self.request, metadata)
+        logger.debug("Page.get_metadata: return new value")
         return metadata
             
     def expose_js_metadata (self):
@@ -123,9 +132,12 @@ class Page:
         # xxx this is fetched synchroneously..
         self.add_js_init_chunks("var MANIFOLD_METADATA =" + self.get_metadata().to_json() + ";\n")
 
+    def expose_js_var(self, name, value):
+        # expose variable as a js value
+        self.add_js_init_chunks("var " + name + "=" + value + ";\n")
+
     def expose_js_manifold_config (self):
-        config=Config()
-        self.add_js_init_chunks(config.manifold_js_export())
+        self.add_js_init_chunks(ConfigEngine().manifold_js_export())
 
     #################### requirements/prelude management
     # just forward to self.prelude - see decorator above
@@ -139,5 +151,9 @@ class Page:
     def add_js_chunks (self):pass
     @to_prelude
     def add_css_chunks (self):pass
-    @to_prelude
-    def prelude_env (self):pass
+
+    # prelude_env also does expose_queries
+    def prelude_env (self):
+        self.__expose_queries()
+        from_prelude=self.prelude.prelude_env()
+        return from_prelude