rst: strip trailing whitespace

[git.ikiwiki.info.git] / plugins / rst

diff --git a/plugins/rst b/plugins/rst
index fb36245de40a891c1a4f2bb47d941ddc91951a73..cdf8c8661efcd604f5196c12255dcc06fc60c50f 100755 (executable)
--- a/plugins/rst
+++ b/plugins/rst
@@ -5,8 +5,12 @@
 #
 # based a little bit on rst.pm by Sergio Talens-Oliag, but only a little bit. :)
 #
-# Copyright © martin f. krafft <madduck@madduck.net>
-# 
+# Copyright © 2007-2008 martin f. krafft <madduck@madduck.net>
+#             2007-2011 Joey Hess <joey@kitenet.net>
+#             2009      Ulrik Sverdrup <ulrik.sverdrup@gmail.com>
+#             2011      Simon McVittie <smcv@debian.org>
+#             2012      W. Trevor King <wking@tremily.us>
+#
 #  Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions
 # are met:
@@ -28,7 +32,7 @@
 # OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 # OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 # SUCH DAMAGE.
-# 
+#
 __name__ = 'rst'
 __description__ = 'xml-rpc-based ikiwiki plugin to process RST files'
 __version__ = '0.3'
@@ -36,10 +40,22 @@ __author__ = 'martin f. krafft <madduck@madduck.net>'
 __copyright__ = 'Copyright © ' + __author__
 __licence__ = 'BSD-2-clause'
 
-from docutils.core import publish_parts;
 from proxy import IkiWikiProcedureProxy
 
+publish_parts = None
+
 def rst2html(proxy, *args):
+    # delayed import so docutils is only needed if you *use* rst -
+    # http://bugs.debian.org/637604
+    global publish_parts
+    if publish_parts is None:
+        try:
+            from docutils.core import publish_parts
+        except ImportError, e:
+            proxy.error('cannot import docutils.core: %s: %s' %
+                        (e.__class__.__name__, e))
+            raise
+
     kwargs = _to_dict(args)
     parts = publish_parts(kwargs["content"],
                           writer_name="html",