Changeset 7726 for main/waeup.sirp/trunk/src/waeup/sirp/interfaces.py

Timestamp:

29 Feb 2012, 13:41:49 (13 years ago)

Author:

uli

Message:

(Re-)add an interface for CSV exporters.

File:

• main/waeup.sirp/trunk/src/waeup/sirp/interfaces.py (modified) (1 diff)

main/waeup.sirp/trunk/src/waeup/sirp/interfaces.py

@@ -199 +199 @@
     """
 
+class ICSVExporter(Interface):
+    """A CSV file exporter for objects.
+    """
+    fields = Attribute("""List of fieldnames in resulting CSV""")
+    
+    def mangle_value(value, name, obj):
+        """Mangle `value` extracted from `obj` or suobjects thereof.
+
+        This is called by export before actually writing to the result file.
+        """
+
+    def export(context, filepath=None):
+        """Export context as CSV file.
+
+        If `filepath` is not given, a string with the data should be returned.
+        """
+
+    def export_all(site, filapath=None):
+        """Export all items in `site` as CSV file.
+
+        if `filepath` is not given, a string with the data should be returned.
+        """
+
 class ISIRPExporter(Interface):
     """An exporter for objects.