<:
+use 5.014;
use utf8;
-use strict;
use warnings;
no warnings 'qw'; # you know what you doing
no warnings 'uninitialized'; # save some useless checks for more legible code
use File::stat 'stat';
use HTTP::Date;
-use Shiar_Sheet::KeySigns qw(%sign); # dependant on $get{ascii}
+use Encode qw( decode_utf8 );
+
+sub Alert {
+ my ($html, $debug) = @_;
+ ref $html eq 'ARRAY' or $html = [$html];
+ my ($title, @lines) = @{$html};
+ $body = "<h2>$title</h2>";
+ $body .= "\n<p>$_</p>" for @lines;
+ $body .= "\n<pre>$debug</pre>" if $Dev and $debug;
+ say "<div class=error>$body</div>\n";
+}
+
+$PLP::ERROR = sub {
+ my ($text, $html) = @_;
+ Alert("<strong>Fatal error</strong>: $html.");
+ warn $text;
+};
+
+BEGIN {
+ require Time::HiRes;
+ our $Time = [Time::HiRes::gettimeofday];
+}
+
+# user request
+our $Dev = $ENV{HTTP_HOST} =~ /\bdev\./;
+our ($file) = $ENV{SCRIPT_FILENAME} =~ m{ ([^/]+) \.plp$ }x;
+our $Request = decode_utf8($ENV{PATH_INFO} =~ s{^/}{}r);
our $style;
our $showkeys = !exists $get{keys} ? undef :
$header{content_type} = 'text/html; charset=utf-8';
sub stylesheet {
- my %styles = map {$_ => $_} @_;
-
- if (exists $get{style}) {
- $style = $styles{ $get{style} };
- require CGI::Cookie;
- AddCookie(CGI::Cookie->new(
- -name => 'style',
- -value => $style,
- -path => '/', # site-wide; current page is confusing to most users
- -expires => $style ? '+5y' : '-1d',
- )->as_string);
+ my ($avail) = @_;
+ my @avail = ref $avail eq 'ARRAY' ? @{$avail} : $avail or return;
+ my %styles = map {$_ => $_} @avail;
+
+ if (defined( my $setstyle = $get{style} )) {
+ $style = $styles{ $setstyle };
+ eval {
+ require CGI::Cookie;
+ my $cookie = CGI::Cookie->new(
+ -name => 'style',
+ -value => $setstyle || '',
+ -path => '/', # site-wide; current page is confusing to most users
+ -expires => $setstyle ? '+5y' : '-1d',
+ ) or die "empty object returned\n";
+ AddCookie($cookie->as_string);
+ } or warn "Unable to create style cookie: $@";
}
- $style ||= exists $cookie{style} && $styles{ $cookie{style} } || $_[0];
+ $style ||= exists $cookie{style} && $styles{ $cookie{style} } || $avail[0];
- return join "\n", map { sprintf(
+ return map { sprintf(
'<link rel="%s" type="text/css" media="all" href="%s" title="%s">',
- $_ eq $style ? 'stylesheet' : 'alternate stylesheet', "/$_.css?1.5", $_
- ) } @_;
+ $_ eq $style ? 'stylesheet' : 'alternate stylesheet', "/$_.css?1.9", $_
+ ) } @avail;
}
sub checkmodified {
- my $lastmod;
+ my $lastmod = 0;
for (@_) {
my $mod = stat $_ or next;
$mod = $mod->mtime or next;
(grep { /\bShiar_/ } values %INC),
$meta->{data} ? @{ $meta->{data} } : (),
);
+ $header{'Cache-Control'} = sprintf 'max-age: ', 24*60*60;
# default fallbacks
$meta->{stylesheet} ||= [qw'light dark circus mono red terse'];
$meta->{charset} ||= 'utf-8';
+ # convert options to arrays
+ ref $_ eq 'ARRAY' or $_ = [$_]
+ for grep {$_} $meta->{raw}, $meta->{description}, $meta->{keywords};
+
# optional amends
push @{ $meta->{raw} }, (
'<!--[if lte IE 6]><style> .help dl.legend dt {margin:0 0 1px} </style><![endif]-->',
!$showkeys ? '<style type="text/css"> .no {visibility:hidden} </style>'
: $showkeys eq 'ghost' ? '<style type="text/css"> .no, .alias {opacity:.5} </style>'
: (),
- '<script type="text/javascript" src="/keys.js"></script>',
+ '<script type="text/javascript" src="/keys.js?1.6"></script>',
) if $meta->{keys};
- # flatten arrays
- ref $_ eq 'ARRAY' and $_ = join ' ', @$_ for $meta->{description};
- ref $_ eq 'ARRAY' and $_ = join ', ', @$_ for $meta->{keywords};
- ref $_ eq 'ARRAY' and $_ = join "\n", @$_ for $meta->{rawstyle}, $meta->{raw};
- ref $_ eq 'ARRAY' and $_ = stylesheet(@$_)."\n" for $meta->{stylesheet};
-
- # other vars
- my $sep = $meta->{charset} eq 'utf-8' ? '•' : ' -- ';
- my ($file) = $ENV{SCRIPT_FILENAME} =~ m{ ([^/]+) \.plp$ }x;
-
# leading output
$header{content_type} = "text/html; charset=$meta->{charset}";
- print <<"EOT";
-<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
- "http://www.w3.org/TR/html4/loose.dtd">
-<html lang="en">
-
-<head>
-<meta http-equiv="content-type" content="$header{content_type}">
-<title>$meta->{title}</title>
-<meta name="description" content="$meta->{description}">
-<meta name="keywords" content="$meta->{keywords}">
-<link rel="icon" type="image/png" href="/clip.png">
-EOT
- print $_, "\n" for $meta->{stylesheet} || ();
- print $_, "\n" for $meta->{raw} || ();
- print qq{</head>\n\n<body id="$file">\n};
+ say '<!DOCTYPE html>';
+ say '<html lang="en">';
+ say '';
+ say '<head>';
+ say sprintf '<meta http-equiv="content-type" content="%s">', $header{content_type};
+ say sprintf '<title>%s</title>', $meta->{title};
+ say sprintf '<meta name="description" content="%s">', EscapeHTML($_)
+ for join(' ', @{ $meta->{description} }) || ();
+ say sprintf '<meta name="keywords" content="%s">', EscapeHTML($_)
+ for join(', ', @{ $meta->{keywords} }) || ();
+ say '<meta name="viewport" content="width=device-width, initial-scale=1">';
+ say '<link rel="icon" type="image/png" href="/clip.png">';
+ say for stylesheet($meta->{stylesheet});
+ say for map { @{$_} } $meta->{raw} || ();
+ say '<meta name="robots" content="noindex">' if $Dev;
+ say '</head>';
+ say '';
+ say sprintf '<body id="%s">', $file;
+
+ # development version indicator
+ printf '<p style="%s">beta</p>', join('; ',
+ 'position: fixed',
+ 'right: 1em',
+ 'opacity: .5',
+ 'border: 1ex solid red',
+ 'border-width: 1ex 0',
+ 'z-index: 1',
+ 'background: inherit',
+ ) if $Dev;
# prepare trailing output
PLP_END {
print <<"EOT";
<p class="footer">
<a href="/" rel="start">sheet.shiar.nl</a>/$file.<a href="/source/$file.plp"
- rel="code" title="Written in Perl">plp</a>
- <a href="http://git.shiar.nl/sheet.git/history/HEAD:/$file.plp"
+ rel="source" title="Written in Perl">plp</a>
+ version <a href="http://git.shiar.nl/sheet.git/history/HEAD:/$file.plp"
rel="vcs-git" title="Git repository">$meta->{version}</a>
- created by <a href="http://shiar.nl/" rel="author">Shiar</a> $sep
- <a href="http://www.fsf.org/licensing/licenses/agpl-3.0.html" rel="copyright"
+ created by <a href="http://shiar.nl/" rel="author">Shiar</a> •
+ <a href="http://www.fsf.org/licensing/licenses/agpl-3.0.html" rel="license copyright"
title="Licensed under the GNU Affero General Public License, version 3">AGPLv3</a>
-</p>
-
-</html>
EOT
+ say sprintf '• %.3fs', Time::HiRes::tv_interval($Time) if $Dev;
+ say '</p>';
+ say '';
+ say '</html>';
};
}