# HG changeset patch
# User paulb
# Date 1121377175 0
# Node ID 541381504c4db99c877e09b31c0be2694e5e1742
# Parent  7e8fc7d249412997416f4c7af356c6669b2645c1
[project @ 2005-07-14 21:39:35 by paulb]
Changed the resource to be a higher-level XSLForms resource employing form
objects and implementing the respond_to_form method.

diff -r 7e8fc7d24941 -r 541381504c4d examples/Common/Configurator/__init__.py
--- a/examples/Common/Configurator/__init__.py	Thu Jul 14 21:38:44 2005 +0000
+++ b/examples/Common/Configurator/__init__.py	Thu Jul 14 21:39:35 2005 +0000
@@ -3,15 +3,15 @@
 "A WebStack application for a system configurator."
 
 import WebStack.Generic
-import XSLForms.Fields
 import XSLForms.Output
 import XSLForms.Prepare
 import XSLForms.Utils
+import XSLForms.Resources
 import XSLOutput
 import libxml2dom
 import os
 
-class ConfiguratorResource:
+class ConfiguratorResource(XSLForms.Resources.XSLFormsResource):
 
     "A resource providing a system configurator."
 
@@ -23,61 +23,28 @@
         "/hard-disks" : ("config_output_harddisks.xsl", "hard-disks-node")
         }
 
-    def get_fields_from_body(self, trans, encoding):
-        text = trans.get_request_stream().read().decode(encoding)
-        parameters = {}
-        for text_line in text.split("\r\n"):
-            text_parts = text_line.split("=")
-            text_name, text_value = text_parts[0], "=".join(text_parts[1:])
-            if not parameters.has_key(text_name):
-                parameters[text_name] = []
-            # NOTE: Workaround from posted text.
-            if text_value[-1] == "\x00":
-                text_value = text_value[:-1]
-            parameters[text_name].append(text_value)
-        return parameters
+    def respond_to_form(self, trans, form):
 
-    def respond(self, trans):
-
-        global XSLForms # NOTE: Strangely required to avoid UnboundLocalError!
+        """
+        Respond to a request having the given transaction 'trans' and the given
+        'form' information.
+        """
 
-        # Only obtain field information according to the stated method.
-
-        method = trans.get_request_method()
         path_info = trans.get_path_info()
-
-        if method == "GET":
-            fields = XSLForms.Fields.Fields(encoding="iso-8859-1", values_are_lists=1)
-            parameters = trans.get_fields_from_path()
-            documents = fields.make_documents(parameters.items())
-        elif method == "POST":
-            fields = XSLForms.Fields.Fields(encoding=self.encoding, values_are_lists=1)
-
-            # Handle requests for fragments.
-
-            if path_info in self.in_page_resources.keys():
-                parameters = self.get_fields_from_body(trans, self.encoding)
-            else:
-                parameters = trans.get_fields_from_body(self.encoding)
-
-            # Get the XML representation of the request.
-
-            documents = fields.make_documents(parameters.items())
-        else:
-            trans.set_response_code(405)
-            raise WebStack.Generic.EndOfResponse
+        parameters = form.get_parameters()
+        documents = form.get_documents()
+        selectors = form.get_selectors()
 
         # Ensure the presence of a document.
 
         if documents.has_key("configuration"):
             configuration = documents["configuration"]
         else:
-            configuration = fields.new_instance("configuration")
+            configuration = form.new_instance("configuration")
         #print "*", configuration.toString()
 
         # Add and remove elements according to the selectors found.
 
-        selectors = fields.get_selectors(parameters.items(), documents)
         XSLForms.Utils.add_elements(selectors.get("add-memory-unit"), "memory-unit")
         XSLForms.Utils.remove_elements(selectors.get("remove-memory-unit"))
         XSLForms.Utils.add_elements(selectors.get("add-storage-unit"), "storage-unit")