# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1411398537 -7200
# Node ID 1b333ec33b11bc651a7fb9f79f28d4d841ee8179
# Parent  007ab02ae5c94c0a392f8eb1dfe2bc1d26c3b0ff
Added support for hierarchical output to the write method of the stream writer.

diff -r 007ab02ae5c9 -r 1b333ec33b11 vCalendar.py
--- a/vCalendar.py	Mon Sep 22 17:08:22 2014 +0200
+++ b/vCalendar.py	Mon Sep 22 17:08:57 2014 +0200
@@ -41,6 +41,9 @@
 
 # Format details.
 
+SECTION_TYPES = set([
+    "VALARM", "VCALENDAR", "VEVENT", "VFREEBUSY", "VJOURNAL", "VTIMEZONE", "VTODO"
+    ])
 QUOTED_PARAMETERS = set([
     "ALTREP", "DELEGATED-FROM", "DELEGATED-TO", "DIR", "MEMBER", "SENT-BY"
     ])
@@ -146,6 +149,21 @@
 
     # Overridden methods.
 
+    def write(self, name, parameters, value):
+
+        """
+        Write a content line, serialising the given 'name', 'parameters' and
+        'value' information.
+        """
+
+        if name in SECTION_TYPES:
+            self.write_content_line("BEGIN", {}, name)
+            for n, p, v in value:
+                self.write(n, p, v)
+            self.write_content_line("END", {}, name)
+        else:
+            vContent.StreamWriter.write(self, name, parameters, value)
+
     def encode_parameters(self, parameters):
 
         """