cutpaste: Fix bug that occured in some cases involving inlines when text was pasted...

[ikiwiki.git] / doc / bugs / Error:_no_text_was_copied_in_this_page_--_missing_page_dependencies.mdwn

diff --git a/doc/bugs/Error:_no_text_was_copied_in_this_page_--_missing_page_dependencies.mdwn b/doc/bugs/Error:_no_text_was_copied_in_this_page_--_missing_page_dependencies.mdwn
index 356f9155afe01f6e50feeb467d81324378ca0594..4535cf35d9c74ceb06cccd28c8044a579bcc8c9d 100644 (file)
--- a/doc/bugs/Error:_no_text_was_copied_in_this_page_--_missing_page_dependencies.mdwn
+++ b/doc/bugs/Error:_no_text_was_copied_in_this_page_--_missing_page_dependencies.mdwn
@@ -24,3 +24,23 @@ This error shows up only for *news.html*, but not in *news/2010-07-31* or for
 the aggregation in *index.html* or its RSS and atom files.
 
 --[[tschwinge]]
 the aggregation in *index.html* or its RSS and atom files.
 
 --[[tschwinge]]

+
+> So the cutpaste plugin, in order to support pastes
+> that come before the corresponding cut in the page,
+> relies on the scan hook being called for the page
+> before it is preprocessed.
+> 
+> In the case of an inline, this doesn't happen, if
+> the page in question has not changed.
+> 
+> Really though it's not just inline, it's potentially anything
+> that preprocesses content. None of those things guarantee that
+> scan gets re-run on it first. 
+> 
+> I think cutpaste is going beyond the intended use of scan hooks,
+> which is to gather link information, not do arbitrary data collection.
+> Requiring scan be run repeatedly could be a lot more work.
+> 
+> Using `%pagestate` to store the cut content when scanning would be 
+> one way to fix this bug. It would mean storing potentially big chunks 
+> of page content in the indexdb. --[[Joey]]