>>> I'm not necessarily saying that's a good idea. Indeed, my memory
>>> concerns below invalidate this idea pretty well. --[[Joey]]
- diff --git a/IkiWiki/Plugin/meta.pm b/IkiWiki/Plugin/meta.pm
- index 6fe9cda..2f8c098 100644
- --- a/IkiWiki/Plugin/meta.pm
- +++ b/IkiWiki/Plugin/meta.pm
- @@ -13,6 +13,8 @@ sub import {
- hook(type => "needsbuild", id => "meta", call => \&needsbuild);
- hook(type => "preprocess", id => "meta", call => \&preprocess, scan => 1);
- hook(type => "pagetemplate", id => "meta", call => \&pagetemplate);
- + hook(type => "scan", id => "meta", call => \&scan)
- + if $config{"meta_defaults"};
- }
-
- sub getsetup () {
- @@ -305,6 +307,15 @@ sub match {
- }
- }
-
- +sub scan() {
- + my %params = @_;
- + my $page = $params{page};
- + foreach my $default (@{$config{"meta_defaults"}}) {
- + preprocess(%$default, page => $page,
- + destpage => $page, preview => 0);
- + }
- +}
- +
- package IkiWiki::PageSpec;
-
- sub match_title ($$;@) {
- diff --git a/IkiWiki/Setup.pm b/IkiWiki/Setup.pm
- index 8a25ecc..e4d50c9 100644
- --- a/IkiWiki/Setup.pm
- +++ b/IkiWiki/Setup.pm
- @@ -51,7 +51,13 @@ sub merge ($) {
- $config{$c}=$setup{$c};
- }
- else {
- - $config{$c}=[map { IkiWiki::possibly_foolish_untaint($_) } @{$setup{$c}}]
- + $config{$c}=[map {
- + if(ref $_ eq 'HASH') {
- + $_
- + } else {
- + IkiWiki::possibly_foolish_untaint($_)
- + }
- + } @{$setup{$c}}];
- }
- }
- elsif (ref $setup{$c} eq 'HASH') {
- diff --git a/doc/ikiwiki/directive/meta.mdwn b/doc/ikiwiki/directive/meta.mdwn
- index 000f461..8d34ee4 100644
- --- a/doc/ikiwiki/directive/meta.mdwn
- +++ b/doc/ikiwiki/directive/meta.mdwn
- @@ -12,6 +12,16 @@ also specifies some additional sub-parameters.
- The field values are treated as HTML entity-escaped text, so you can include
- a quote in the text by writing `"` and so on.
-
- +You can also define site-wide defaults for meta values by including them
- +in your setup file. The key used is `meta_defaults` and the value is a list
- +of hashes, one per meta directive. e.g.:
- +
- + meta_defaults = [
- + { copyright => "Copyright 2007 by Joey Hess" },
- + { license => "GPL v2+" },
- + { link => "somepage", rel => "site entrypoint", },
- + ],
- +
- Supported fields:
-
- * title
+ <snip old patch>
-- [[Jon]]
>>
>>> I generally agree with this. It is *possible* that meta would have a new
>>> field added, that takes parameters and make sense to use globally.
+>>> (Indeed, this later happened to some extent with the sortas parameters
+>>> being added to some metas.)
>>> --[[Joey]]
>>
>> Due to this, and the added complexity of the second patch (having to adjust
>>
>> Is this merge-worthy?
- diff --git a/IkiWiki/Plugin/meta.pm b/IkiWiki/Plugin/meta.pm
- index b229592..3132257 100644
- --- a/IkiWiki/Plugin/meta.pm
- +++ b/IkiWiki/Plugin/meta.pm
- @@ -13,6 +13,7 @@ sub import {
- hook(type => "needsbuild", id => "meta", call => \&needsbuild);
- hook(type => "preprocess", id => "meta", call => \&preprocess, scan => 1);
- hook(type => "pagetemplate", id => "meta", call => \&pagetemplate);
- + hook(type => "scan", id => "meta", call => \&scan);
- }
-
- sub getsetup () {
- @@ -302,6 +303,15 @@ sub match {
- }
- }
-
- +sub scan() {
- + my %params = @_;
- + my $page = $params{page};
- + foreach my $type (map { s/^meta_//; $_ } grep /^meta_/, keys %config) {
- + $pagestate{$page}{meta}{$type} = $config{"meta_$type"}
- + unless defined $pagestate{$page}{meta}{$type};
- + }
- +}
- +
- package IkiWiki::PageSpec;
-
- sub match_title ($$;@) {
- diff --git a/doc/ikiwiki/directive/meta.mdwn b/doc/ikiwiki/directive/meta.mdwn
- index 000f461..200c4b2 100644
- --- a/doc/ikiwiki/directive/meta.mdwn
- +++ b/doc/ikiwiki/directive/meta.mdwn
- @@ -12,6 +12,12 @@ also specifies some additional sub-parameters.
- The field values are treated as HTML entity-escaped text, so you can include
- a quote in the text by writing `"` and so on.
-
- +You can also define site-wide defaults for meta values by including them
- +in your setup file, e.g.
- +
- + meta_copyright => "Copyright 2007 by Joey Hess",
- + meta_license => "GPL v2+",
- +
- Supported fields:
-
- * title
+ <snip old patch>
-- [[Jon]]
>>> For this to work with websetup and --dumpsetup, it needs to define the
>>> `meta_*` settings in the getsetup function.
+>>>>
+>>>> I think this will be problematic with the current implementation of this
+>>>> patch. The datatype here is an array of hash references, with each hash
+>>>> having a variable (and arbitrary) number of key/value pairs. I can't
+>>>> think of an intuitive way of implementing a way of editing such a
+>>>> datatype in the web interface, let alone registering the option in
+>>>> getsetup.
+>>>>
+>>>> Perhaps a limited set of defined meta values could be exposed via
+>>>> websetup (the obvious ones: author, copyright, license, etc.) -- [[Jon]]
>>>
>>> I also have some concerns about both these patches, since both throw
>>> a lot of redundant data at meta, which then stores it in a very redundant
>>> way. Specifically, meta populates a per-page `%metaheaders` hash
>>> as well as storing per-page metadata in `%pagestate`. So, if you have
->>> a wiki with a thousand pages, and you add a 1k site-wide license text,
+>>> a wiki with 10 thousand pages, and you add a 1k site-wide license text,
>>> that will bloat the memory usage of ikiwiki by in excess of 2
>>> megabytes. It will also cause ikiwiki to write a similar amount more data
>>> to its state file which has to be loaded back in each
>>> meta special-case the site-wide settings, not store them in these
>>> per-page data structures, and just make them be used if no per-page
>>> metadata of the given type is present. --[[Joey]]
+>>>>
+>>>> that should be easy enough to do. I will work on a patch. -- [[Jon]]
+>>>>> Hi — I've written a new patch which I hope addresses the concerns raised
+>>>>> with the previous ones. The new approach is to hard-code in `scan()`
+>>>>> which of the meta types are supported in the setup file. If one is
+>>>>> defined, then `scan()` calls `preprocess()`, as [[smcv]] suggested,
+>>>>> rather than stuffing redundant data into ikiwiki's data structures.
+>>>>>
+>>>>> Two types supported in the setup file have optional arguments: `author`
+>>>>> and `title`. These are supported by having special-cased setup keys
+>>>>> `meta_author_sortas` and `meta_title_sortas`. Future expansion of the
+>>>>> number of supported types, or addition of arguments to existing ones,
+>>>>> can similarly be special-cased.
+>>>>>
+>>>>> The setup data structure is no longer complicated with an
+>>>>> array-of-hashes, which means this is suitable for exposing via websetup.
+>>>>> `getsetup()` has been adjusted accordingly.
+>>>>>
+>>>>> The patch can be found at the git branch described above.
+>>>>> — [[Jon]]
+
+>>>>>> I wish I could take pity on you and just merge this, but
+>>>>>> AFAICS it still suffers from the memory bloat described above.
+>>>>>> Specifically, when `scan` calls `preprocess`, it
+>>>>>> stores the metadata in `%pagestate` etc. --[[Joey]]