Changeset 2607

Timestamp:

19/06/07 10:55:40 (14 years ago)

Author:

domlowe

Message:

WCS working with store parameter for asynchronous delivery

Location:

TI05-delivery/ows_framework/trunk/ows_server/ows_server

Files:

• controllers/csml_wcs.py (modified) (3 diffs)
• lib/csml_util.py (modified) (1 diff)
• templates/wcs_asynchronous.kid (added)

TI05-delivery/ows_framework/trunk/ows_server/ows_server/controllers/csml_wcs.py

@@ -23 +23 @@
 
 from ows_server.lib.csml_util import get_csml_doc, extractToNetCDF
-
+import os
 
 
@@ -104 +104 @@
     @parameter('TimeSequence',required=True)  #TODO, need validator to handle iso8601 time strings
     @parameter('Format', possibleValues=['image/netcdf'], required=True)
-    
+    @parameter('Store', possibleValues=['true', 'True', 'TRUE'])
     #TODO some more parameter to add here
     # Dimension parameters Time, Elevation, etc. are handled separately
-    def GetCoverage(self, file, version, format, identifier, boundingbox, timesequence):
+    def GetCoverage(self, file, version, format, identifier, boundingbox, timesequence, store=None):
         try:
             # Retrieve dataset and selected feature
@@ -120 +120 @@
             
             # Extract via CSML.subsetToGridSeries()
-            filename = extractToNetCDF(feature, sel)
-            netcdfFile=open(filename, 'r')
+            if store is not None: 
+                filename = extractToNetCDF(feature, sel, publish=True)
+            else:
+                filename = extractToNetCDF(feature, sel)
+            
+            #Depending on if the 'store' parameter is set, either return the netcdf file or a link to it.
+            if store is not None: 
+                c.hyperlink = 'http://'+request.environ['HTTP_HOST']+'/'+os.path.basename(request.environ['paste.config']['app_conf']['publish_dir'])+'/'+filename
+                c.wcs_request=request.environ['HTTP_REFERER']
+                return render_response('wcs_asynchronous')
+            else:
+                netcdfFile=open(filename, 'r')
+                return Response(content=netcdfFile, mimetype='image/netcdf')    
         except Exception, e:
             if isinstance(e, OWS_E.OwsError):
                 raise e
             else:
-                raise OWS_E.NoApplicableCode(e)
+                raise e
+                #raise OWS_E.NoApplicableCode(e)
         
-        return Response(content=netcdfFile, mimetype='image/netcdf')
+        

TI05-delivery/ows_framework/trunk/ows_server/ows_server/lib/csml_util.py

@@ -53 +53 @@
     
     # Subset the feature
-    (fd, filename) = tempfile.mkstemp('.nc', 'csml_wms_', extract_dir); os.close(fd)
+    (fd, filename) = tempfile.mkstemp('.nc', 'csml_wxs_', extract_dir); os.close(fd)
     feature.subsetToGridSeries(ncname=os.path.basename(filename),
                                outputdir=os.path.dirname(filename) ,**sel)