From 3cf4fc648c34804ce1314aa0a0f3464851830b48 Mon Sep 17 00:00:00 2001
From: Gustav Eek <gustav.eek@fripost.org>
Date: Mon, 6 Jan 2020 11:21:08 +0100
Subject: Debug. Plugin. Add debug and exploring items

---
 .ikiwiki/IkiWiki/Plugin/pandoc.pm | 55 ++++++++++++++++++++++++++++++++++++++-
 1 file changed, 54 insertions(+), 1 deletion(-)

diff --git a/.ikiwiki/IkiWiki/Plugin/pandoc.pm b/.ikiwiki/IkiWiki/Plugin/pandoc.pm
index dca28c5..573617a 100755
--- a/.ikiwiki/IkiWiki/Plugin/pandoc.pm
+++ b/.ikiwiki/IkiWiki/Plugin/pandoc.pm
@@ -1,5 +1,7 @@
 #!/usr/bin/env perl
 
+$DB::single = 1;
+
 package IkiWiki::Plugin::pandoc;
 
 use warnings;
@@ -603,6 +605,23 @@ sub htmlize ($@) {
         $have_bibl = 1 if $k eq 'references';
         $pagestate{$page}{meta}{$k} = $list_meta{$k};
         $pagestate{$page}{meta}{"pandoc_$k"} = $list_meta{$k};
+
+        # DEBUG
+        # if (ref $list_meta{$k} eq 'ARRAY') {print "D: $k is ARRAY.", "\n";}
+        # else {print "D: $k is not array.", "\n";}
+        # if ($k eq 'references') {
+        #     print "D: Found, ", ref $meta->{$k}, ", ", ref $list_meta{$k}, ", ",
+        #     keys $meta->{$k}->%*, ".\n";
+        #     my @tmp_references;
+        #     foreach my $item ($list_meta{$k}->@*) {
+        #         print "D:    Found $item", ".\n";
+        #         push @tmp_references, map { $_ => $l{$_};
+        #     }
+        #     $pagestate{$page}{meta}{"pandoc_$k"} = @tmp_references;
+        #     print "D: Sent as pandoc_$k, ", @tmp_references, ".\n";
+        # }
+        # END
+
     }
     # Try to add other keys as scalars, with pandoc_ prefix only.
     foreach my $k (keys %$meta) {
@@ -621,7 +640,7 @@ sub htmlize ($@) {
     }
 
     # DEBUG
-    $pagestate{$page}{meta}{fripost_debug_label_1} = 'fripost debug value';
+    $pagestate{$page}{meta}{fripost_debug_outer} = 'added in plugin, forced';
     # END
 
     # The bibliography may be set in a Meta block in the page or in the .setup file.
@@ -758,6 +777,40 @@ sub pagetemplate (@) {
     print "D: pandoc:pagetemplate: Run for $page and $filenamebase \n";
     # END
 
+    # DEBUG compare with https://metacpan.org/pod/HTML::Template#TMPL_LOOP
+    if ($page eq "test") {
+        $template->param(
+            EMPLOYEE_INFO => [
+                {name => 'Sam', job => 'programmer'},
+                {name => 'Steve', job => 'soda jerk'}]);
+
+        # a couple of arrays of data to put in a loop:
+        my @words     = qw(I Am Cool);
+        my @numbers   = qw(1 2 3);
+        my @loop_data = ();              # initialize an array to hold your loop
+
+        while (@words and @numbers) {
+            my %row_data;      # get a fresh hash for the row data
+
+            # fill in this row
+            $row_data{WORD}   = shift @words;
+            $row_data{NUMBER} = shift @numbers;
+
+            # the crucial step - push a reference to this row into the loop!
+            push(@loop_data, \%row_data);
+        }
+        # HERE!
+        $template->param(THIS_LOOP => \@loop_data);
+        if ($pagestate{$page}{meta}{'pandoc_references'}) {
+            my @more_ref = $pagestate{$page}{meta}{'pandoc_references'}->@*;
+            my $ref = $pagestate{$page}{meta}{'pandoc_references'};
+            my $k = 'pandoc_references';
+            $template->param('more_pandoc_references' => \@more_ref);
+            #$template->param($k => $pagestate{$page}{meta}{$k});
+        }
+    }
+    # END
+
     foreach my $k (keys %{$pagestate{$page}{meta}}) {
         next unless
             (grep {/^$k$/} (
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