X-Git-Url: http://git.tremily.us/?a=blobdiff_plain;f=doc%2Fplugins%2Fwrite.mdwn;h=3eade34ee1e54244554d704a9b75baa4e1d07a28;hb=237ea79d715fbba5c1be0b73fbe008b3221975fb;hp=d5bd1dd7648bf867b3dfe1f3a21f71038e40ee83;hpb=e22b18aabcb46e3c0eafeb466b51bb3eb18cf1e1;p=ikiwiki.git

diff --git a/doc/plugins/write.mdwn b/doc/plugins/write.mdwn
index d5bd1dd76..3eade34ee 100644
--- a/doc/plugins/write.mdwn
+++ b/doc/plugins/write.mdwn
@@ -1176,9 +1176,9 @@ sense to implement for all RCSs.
 
 It should examine the incoming changes, and do any sanity 
 checks that are appropriate for the RCS to limit changes to safe file adds,
-removes, and changes. If something bad is found, it should exit
-nonzero, to abort the push. Otherwise, it should return a list of
-files that were changed, in the form:
+removes, and changes. If something bad is found, it should die, to abort
+the push. Otherwise, it should return a list of files that were changed,
+in the form:
 
 	{
 		file => # name of file that was changed
@@ -1191,6 +1191,27 @@ files that were changed, in the form:
 The list will then be checked to make sure that each change is one that
 is allowed to be made via the web interface.
 
+#### `rcs_preprevert($)`
+
+This is called by the revert web interface. It is passed a RCS-specific
+change ID, and should determine what the effects would be of reverting
+that change, and return the same data structure as `rcs_receive`.
+
+Like `rcs_receive`, it should do whatever sanity checks are appropriate
+for the RCS to limit changes to safe changes, and die if a change would
+be unsafe to revert.
+
+#### `rcs_revert(@)`
+
+This is called by the revert web interface. It is passed a named
+parameter rev that is the RCS-specific change ID to revert.
+
+Addition named parameters: `message`, and `session` (optional).
+
+It should try to revert the specified rev, which includes committing
+the reversion, and returns undef on _success_ and an error message
+on failure.
+
 ### PageSpec plugins
 
 It's also possible to write plugins that add new functions to