X-Git-Url: http://git.shiar.nl/sheet.git/blobdiff_plain/fd1ee6a2c0964cd16dd529b991d7bed9d0c776cb..HEAD:/source.plp
diff --git a/source.plp b/source.plp
index 5555439..cf22e34 100644
--- a/source.plp
+++ b/source.plp
@@ -1,98 +1,149 @@
-<:
-use utf8;
-use strict;
-use warnings;
+<(common.inc.plp)><:
-our $VERSION = 'v1.0';
+my $source = $Request;
+my $incname = qr{ [a-z][/a-z0-9_.-]* \.(?:plp?|css|js|txt) }x;
-$header{content_type} = "text/html; charset=utf-8";
+if ($source =~ s{(?<=\Q.inc.pl\E)/jsonp?$}{} and -r $source) {
+ # convert perl include to json construct
+ checkmodified($source);
+ eval {
+ my $data = do $source or die $@ || $! || 'read error';
+ require JSON;
+ my $converter = JSON->new;
+ $converter->indent->space_after->canonical;
-:>
-
+ $header{content_type} = 'application/json';
+ $header{'Access-Control-Allow-Origin'} = '*';
+ $header{content_type} = 'text/plain' if exists $get{debug};
+ print $_, '(' for $get{callback} // ();
+ print $converter->encode($data);
+ print ')' for $get{callback} // ();
+ return 1;
+ } or do {
+ $header{status} = '500 File unavailable';
+ $header{content_type} = 'text/plain';
+ print "Conversion failed: $@";
+ };
+ exit;
+}
-
-
-sheet page source code
-<:
- my %styles = map {$_ => $_} qw(dark mono red);
- our $style = exists $get{style} && $styles{$get{style}} || 'light';
- printf(qq{\n},
- $_ eq $style ? 'stylesheet' : 'alternate stylesheet', "/$_.css", $_
- ) for keys %styles;
-:>
-
+Html({
+ title => "$source source code",
+ version => '1.3',
+ description => !$source ? 'Index of source files for this site.' : [
+ "Source code of the $source file at this site,",
+ "with syntax highlighted and references linked."
+ ],
+ keywords => [qw'
+ sheet cheat source code perl plp html agpl
+ '],
+ stylesheet => [qw'light dark mono red'],
+ data => [$source =~ m{\A($incname)\z}],
+});
-
-<:
+say '';
-my $source = $ENV{PATH_INFO};
-$source =~ s{^/}{};
+if (not $source or -d $source) {
+ PLP_START {
+ print "Source files
";
+ };
-if (not $source) {
- print "Source files
";
+ if ($source and $source ne 'tools') {
+ Abort("Directory index not permitted", '403 source not allowed');
+ }
print "Project code distributed under the AGPL. Please contribute back.
";
- print ''."\n";
- for (glob '*.plp') {
- chomp;
- printf '- %1$s
'."\n", Entity($_);
+ say '';
+ for (glob($source ? "$source/*" : '*.plp')) {
+ say '- ', showlink($_, "/source/$_");
}
- print "
\n\n";
+ say "
\n";
}
else {
- print "Source of $source
\n";
+ my $href = showlink($source, $source =~ m{\A (\w+) \.plp \z}x && "/$1");
+ PLP_START {
+ say "Source of $href
";
+ };
+ my $path = $source;
if ($source =~ m{(?:/|^)\.}) {
- die "File request not permitted\n";
+ Abort("File request not permitted", '403 source not allowed');
}
elsif ($source =~ s{::}{/}g or !-e $source) {
$source .= '.pm';
- for (0 .. $#{@INC}) {
+ for (0 .. $#INC) {
-e ($_ = "$INC[$_]/$source") or next;
- $source = $_;
+ $path = $_;
last;
}
}
- -r $source or die "Requested file not found\n";
-
- require Text::VimColor;
- delete $Text::VimColor::SYNTAX_TYPE{Underlined};
- my %TYPETAG = (
- Statement => 'strong',
- Error => 'em',
- Todo => 'em',
- );
-
- my $hl = Text::VimColor->new(
- file => $source,
- vim_options => [@Text::VimColor::VIM_OPTIONS, '+:set enc=utf-8'],
- );
- my $parsed = $hl->marked;
- print "\n";
- foreach (@$parsed) {
- my $tag = $_->[0] && ($TYPETAG{ $_->[0] } || 'span');
- my $arg = '';
- print "<$tag$arg class=\"sy-\l$_->[0]\">" if $tag;
- if ($_->[0] eq 'Constant'
- and $_->[1] =~ s{^(['"])(/?[a-z0-9_.]+\.(?:plp?|css|js))(?=\1$)}{}) {
- printf '%s%s', $1, "/source/$2", $2;
- }
- if (!$_->[0] and $_->[1] =~ s/^(\s*)([A-Z]\w+(?:::\w+)+)(?![^;\s])//) {
- printf '%s%s', $1, "/source/$2", $2;
+ -r $path or Abort("Requested file not found", '404 source not found');
+ my $size = (stat $path)->[7];
+
+ my $cachefile = "source/$source.html";
+ if (-e $cachefile and (stat $cachefile)->[9] >= (stat $path)->[9]) {
+ say '';
+ print decode_utf8(ReadFile($cachefile));
+ say '
';
+ exit;
+ }
+ -e or mkdir for $cachefile =~ s{[^/]+\z}{}r; # dirname
+ open my $cache, '>', $cachefile
+ or Alert("Could not save cache", "Opening $cachefile failed: $!");;
+
+ if (my $hl = eval {
+ $size < 32_768 or die 'large files take too long to parse';
+ require Text::VimColor;
+ Text::VimColor->VERSION(0.12)
+ or die 'early versions are buggy under FastCGI';
+ delete $Text::VimColor::SYNTAX_TYPE{Underlined};
+ return Text::VimColor->new(
+ file => $path,
+ vim_options => [@Text::VimColor::VIM_OPTIONS,
+ '+:set enc=utf-8',
+ '+:let perl_sub_signatures=1',
+ ],
+ )->marked;
+ }) {
+ my %TYPETAG = (
+ Statement => 'strong',
+ Error => 'em',
+ Todo => 'em',
+ PreProc => 'strong',
+ );
+
+ say '';
+ foreach (@{$hl}) {
+ my ($type, $contents) = @{$_};
+ $contents = decode_utf8($contents);
+ my $tag = $type && ($TYPETAG{$type} || 'span');
+ my $line = Text::VimColor::_xml_escape($contents);
+
+ # link other page sources, stylesheets, and javascript
+ $line =~ s{ ^(['"]?) \K ($incname) (?=\1$) }{ showlink($2, "/source/$2") }xe
+ if !$type || $type eq 'Constant';
+ # link relative page locations in html output
+ $line =~ s{ ^(")\K (/\w+) (?= (?:/\w+)* \1$) }{ showlink($2, "/source$2.plp") }xe
+ if $type && $type eq 'Constant';
+ # link perl module names (Xx::Xx...)
+ $line =~ s{ ^\s* \K ([A-Z]\w+(?:::\w+)+) (?![^;\s]) }{ showlink($1, "/source/$1") }xe
+ if !$type;
+ # link generator scripts (by tools/...)
+ $line =~ s{ ^.*? by\ \K (tools/\S+) }{ showlink($1, "/source/$1") }xe
+ if $type && $type eq 'Comment';
+
+ $line = qq(<$tag class="sy-\l$type">$line) if $tag;
+ print $line;
+ print {$cache} $line if $cache;
}
- print Text::VimColor::_xml_escape($_->[1]);
- print "" if $tag;
+ say '';
}
- print "\n";
+ else {
+ say '';
+ print EscapeHTML(decode_utf8(ReadFile($path)));
+ say '
';
+ }
+
+ say '';
}
-:>
-
-
-
+