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[git.ikiwiki.info.git] / doc / todo / publishing_in_the_future.mdwn

diff --git a/doc/todo/publishing_in_the_future.mdwn b/doc/todo/publishing_in_the_future.mdwn
index a3cdacedbfcd2eda078deebfcd3e3d163198a6a3..9b6f3f885ddfd0430614590b54a948e3e5936cf2 100644 (file)
--- a/doc/todo/publishing_in_the_future.mdwn
+++ b/doc/todo/publishing_in_the_future.mdwn
@@ -7,7 +7,7 @@ useful?
 Thinking about how to implement this in ikiwiki, perhaps a conditional
 pagespec would be best (which could be tidied up into a template)
 
 Thinking about how to implement this in ikiwiki, perhaps a conditional
 pagespec would be best (which could be tidied up into a template)
 

-    [[!if test="current_date_before(<TMPL_VAR date>)"
+    \[[!if test="current_date_before(<TMPL_VAR date>)"

     then="""[[!tag draft]]"""
     else="""[[!meta date="<TMPL_VAR date>"]]"""
     ]]
     then="""[[!tag draft]]"""
     else="""[[!meta date="<TMPL_VAR date>"]]"""
     ]]


@@ -15,7 +15,7 @@ pagespec would be best (which could be tidied up into a template)
 …pre-supposing a scheme whereby tagging 'draft' hides the page from an
 aggregation somewhere.  With a template, this could collapse to
 
 …pre-supposing a scheme whereby tagging 'draft' hides the page from an
 aggregation somewhere.  With a template, this could collapse to
 

-    [[!template id=publishafter date="Thu Aug 30 14:13:06 BST 2012"]]
+    \[[!template id=publishafter date="Thu Aug 30 14:13:06 BST 2012"]]

 
 This would require implementing the `current_date_before` pagespec.
 
 
 This would require implementing the `current_date_before` pagespec.
 


@@ -24,9 +24,9 @@ unpublished pages as 'dirty' so they were always scanned on refresh until their
 publish date has occurred. That could perhaps be implemented via a small plugin
 which defined a pagespec which ensured the page was 'dirty':
 
 publish date has occurred. That could perhaps be implemented via a small plugin
 which defined a pagespec which ensured the page was 'dirty':
 

-    [[!if test="current_date_before(<TMPL_VAR date>)"
+    \[[!meta date="<TMPL_VAR date>"]]
+    \[[!if test="!current_date_before(<TMPL_VAR date>)"

     then="""[[!tag draft]][[!dirty]]"""
     then="""[[!tag draft]][[!dirty]]"""

-    else="""[[!meta date="<TMPL_VAR date>"]]"""

     ]]
 
 The following is an attempt at the dirty part:
     ]]
 
 The following is an attempt at the dirty part:


@@ -89,3 +89,47 @@ grateful.
 If anyone has any clues as to why this doesn't work 
 
 Thoughts on the whole idea? — [[Jon]]
 If anyone has any clues as to why this doesn't work 
 
 Thoughts on the whole idea? — [[Jon]]

+
+> There is an old todo about it: [[tagging_with_a_publication_date]].
+> I feel my idea there about making a pagespec that is limited to
+> items in the present/past, combined with setting the meta data, is a good
+> way.. --[[Joey]]  
+
+>> Thanks for your response Joey. Should I merge these two TODOs, then?
+>> So if I understand you correctly, you would prefer some new pagespecs
+>> to match future/past dates, and a plugin which kept track of pages with
+>> a future date and kept them 'dirty' (similar to the above), which means
+>> avoiding the need for a `dirty` pagespec in the page itself. Is that
+>> about right?
+>> 
+>> I came up with the following, but I haven't adapted `dirty.pm` inline
+>> with my understanding above, yet.
+
+    sub match_infuture ($$;@) {
+      my $page = shift;
+      return IkiWiki::SuccessReason->new("page time is in the future")
+        if $IkiWiki::pagectime{$page} > time;
+      return IkiWiki::FailReason->new("page time is not in the future");
+    }
+
+>> I've managed to get my original suggestion working. The problem was
+>> I was using quotes when invoking the pagespec, which stopped `str2time`
+>> working. 
+>> 
+>> Let me know if I've understood your POV correctly and I'll see about
+>> tidying this up and putting it in a branch.
+>> 
+>> Finally, a way of scheduling future runs of ikiwiki *within ikiwiki
+>> itself* might be useful for other things too, and would avoid the 
+>> need for a cron job in this case. (I'm thinking of a plugin that
+>> implemented itself in terms of cron, or at, or both, or possibly
+>> other things depending on what people want to support). But that would
+>> be substantially more work, more than I can afford atm at least. — [[Jon]]
+
+> Some times ago, I wrote a Pagespec function that matches pages that have
+> creation date in the future: [[plugins/contrib/created_in_future/]]. It can
+> be enhanced to create the `current_date_before(<DATE>)` pagespec. The
+> interesting part of my plugin is that it makes IkiWiki rebuild pages on the
+> right date.
+>
+> -- [[Louis|spalax]]