X-Git-Url: http://git.shiar.nl/sheet.git/blobdiff_plain/f1ad2d8f64690870d6bb4977b04202083797d6a2..1c575b2b48f7b4769d1ce38d81dc200a4b999ef6:/browser.plp

diff --git a/browser.plp b/browser.plp
index b22637c..b6b501e 100644
--- a/browser.plp
+++ b/browser.plp
@@ -4,7 +4,7 @@ no if $] >= 5.018, warnings => 'experimental::smartmatch';
 
 Html({
 	title => 'browser compatibility cheat sheet',
-	version => '1.4',
+	version => '1.5',
 	description => [
 		"Compatibility table of new web features (HTML5, CSS3, SVG, Javascript)",
 		"comparing support and usage share for all popular browser versions.",
@@ -36,11 +36,14 @@ my %CSTATS = (
 	'p d' => 'l2',
 	'a d' => 'l2',
 	'y'   => 'l5',
+	'y #' => 'l4',
 	'y x' => 'l5 ex',
+	'y x #' => 'l4 ex',
 	'a'   => 'l3',
 	'a x' => 'l3 ex',
 	'p'   => 'l2',
 	'u'   => 'l0',
+	'u d' => 'l2',
 );
 my %DSTATS = (
 	u => 'unknown',
@@ -83,8 +86,11 @@ while (my ($browser, $row) = each %{ $caniuse->{agents} }) {
 	];
 }
 
-print <<'';
-<p id="intro">Alternate rendition of Fyrd's <a href="http://caniuse.com/">when can I use...</a> page
+my $ref = showlink('Can I use', 'https://caniuse.com/');
+$ref =~ s/(?=>)/ title="updated $_"/
+	for map { s/[\sT].*//r } $caniuse->{-date} || ();
+$ref = "Fyrd's $ref page";
+say '<p id="intro">Alternate rendition of '.$ref;
 
 my ($canihas, $usage);
 my $minusage = $get{threshold} // 1;
@@ -106,7 +112,7 @@ given ($get{usage} // 'wm') {
 	my $ref = $canihas->{-title} || 'unknown';
 	$ref = showlink($ref, $_)
 		for $canihas->{-site} || $canihas->{-source} || ();
-	$ref .= " $_" for $canihas->{-date} || ();
+	$ref =~ s/(?=>)/ title="updated $_"/ for $canihas->{-date} || ();
 	print "\nwith $ref browser usage statistics";
 }
 
@@ -195,7 +201,10 @@ $canihas ||= {
 
 # score multiplier for percentage of all browser versions
 my $usagepct = 99.99 / sum(
-	map { $_->{-total} // values %{$_} } values %{$canihas}
+	map { $_->{-total} // values %{$_} }
+	map { $canihas->{$_} }
+	grep { !/^-/ }
+	keys %{$canihas}
 );
 
 $_->{usage} = featurescore($_->{stats}) * $usagepct
@@ -270,9 +279,12 @@ sub featurescore {
 		if ($canihas) {
 			while (my ($browser, $versions) = each %$row) {
 				ref $versions eq 'HASH' or next;
-				while (my ($version, $status) = each %$versions) {
+				my $prev;
+				for my $version (@{ $caniuse->{agents}->{$browser}->{versions} }) {
+					my $status = $versions->{$version} // $prev;
 					$status =~ s/\h\#\d+//g;
 					$rank += ($canihas->{$browser}->{$version} || .001) * $PSTATS{$status};
+					$prev = $status;
 				}
 			}
 			return $rank;
@@ -383,15 +395,15 @@ sub saybrowsercols {
 		my $compare = (
 			!defined $ver ? undef :      # last column if nameless
 			ref $data ne 'HASH' ? '' :   # unclassified if no support hash
-			$data->{ $ver->[-1] } // $prev  # known or inherit from predecessor
-			// (grep { defined } @{$data}{ map { $_->[0] } @{ $versions{$browser} } })[0]
-			   ~~ 'n' && 'n'             # first known version is unsupported
+			(first { defined } @{$data}{ reverse @{$ver} })  # last known version
+			// $prev                     # inherit from predecessor
 			|| 'u'                       # unsure
 		);
-		unless (!defined $prev or $prev ~~ $compare) {
-			my @vercover = (map { @{$_} } @span);
+		if (defined $prev and not $prev ~~ $compare) {
+			# different columns
+			my @vercover = (map { @{$_} } @span);  # accumulated conforming versions
 			for ($ver ? @{$ver} : ()) {
-				$data->{$_} eq $data->{$vercover[-1]} or last;
+				last if defined $data->{$_};  # until different
 				push @vercover, $_;  # matches from next span start
 			}
 			my $usage = sum(@{ $canihas->{$browser} }{@vercover});
@@ -413,6 +425,7 @@ sub saybrowsercols {
 			));
 			$title .= "\n$_" for notestotitle(@notes);
 
+			$prev .= ' #' if @notes and $prev =~ /^y/;
 			printf('<td class="%s" colspan="%d" title="%s">%s',
 				join(' ',
 					X => $CSTATS{$prev},
@@ -423,12 +436,16 @@ sub saybrowsercols {
 				),
 				scalar @span,
 				$title,
-				showversions($span[0]->[0], @span > 1 ? $span[-1]->[-1] : ()),
+				showversions($span[0]->[0], @span > 1 && defined $ver ? $span[-1]->[-1] : ()),
 			);
 			undef $prev;
 			@span = ();
 		}
-		push @span, $ver && [ grep { $data->{ $_ } eq $data->{ $ver->[-1] } } @{$ver} ];
+		if ($ver) {
+			my $startversion = first { defined $data->{ $ver->[$_] } }
+				reverse 0 .. $#{$ver};  # compare index
+			push @span, [ @{$ver}[ $startversion .. $#{$ver} ] ];
+		}
 		$prev = $compare;
 	}
 }
@@ -474,6 +491,7 @@ sub showversions {
 <div class="legend">
 	<table class="glyphs"><tr>
 	<td class="X l5">supported
+	<td class="X l4">annotated
 	<td class="X l3">partial
 	<td class="X l2">optional
 	<td class="X l1">missing
@@ -511,5 +529,7 @@ sub showversions {
 </div>
 
 <script type="text/javascript" src="/searchlocal.js"></script>
-<script type="text/javascript"> prependsearch(document.getElementById('intro')) </script>
+<script type="text/javascript"><!--
+	prependsearch(document.getElementById('intro'));
+//--></script>