use Errno;
use Exporter qw{import};
use File::stat;
+use Image::ExifTool qw{};
use Image::Imlib2;
+use Image::Size qw{};
use User::pwent;
use POSIX;
my @p = @_;
my $p = "";
ELT: for my $e (@p) {
- $e =~ s:^/{2,}:/:;
- $e =~ s,([^/])/+$,$1,;
+ $e =~ s#^/{2,}#/#;
+ $e =~ s#([^/])/+$#$1#;
if ($e eq "") { next ELT; }
- elsif ($p eq "" || $e =~ m,^/,) { $p = $e; }
+ elsif ($p eq "" || $e =~ m#^/#) { $p = $e; }
else { $p = "$p/$e"; }
}
return $p;
sub split_path ($) {
my ($path) = @_;
- my ($dir, $base, $ext) = $path =~ m,^(?:(.*)/)?(?:([^/]*)\.)?([^./]*)$,;
+ my ($dir, $base, $ext) =
+ $path =~ m#^ (?: (.*) /)?
+ (?: ([^/]*) \.)?
+ ([^./]*) $#x;
if (defined $base) { $ext = ".$ext"; }
else { $base = $ext; $ext = ""; }
return ($dir, $base, $ext);
export qw{urlencode};
sub urlencode ($) {
my ($u) = @_;
- $u =~ s:([^0-9a-zA-Z_./~-]):sprintf "%%%02x", ord $1:eg;
+ $u =~ s#([^0-9a-zA-Z_./~-])#sprintf "%%%02x", ord $1#eg;
return $u;
}
export qw{urldecode};
sub urldecode ($) {
my ($u) = @_;
- $u =~ s:\%([0-9a-fA-F]{2}):chr hex $1:eg;
+ $u =~ s#\%([0-9a-fA-F]{2})#chr hex $1#eg;
return $u;
}
our $STATICURL //= "$ROOTURL/tgal-static";
our $SCRIPTURL;
+export qw{$SRCURL};
+our $SRCURL = "https://git.distorted.org.uk/~mdw/tgal/";
+
export qw{%SIZE};
-our %SIZE = (bigthumb => 228, view => 1200);
+our %SIZE = (smallthumb => 96,
+ medthumb => 144,
+ bigthumb => 228,
+ small => 480,
+ embed => 720,
+ view => 1200);
export qw{init};
my $initp = 0;
###--------------------------------------------------------------------------
### Scaled images.
+my %ORIENT =
+ (1 => [0, 0],
+ 2 => [0, 1],
+ 3 => [2, 0],
+ 4 => [2, 1],
+ 5 => [3, 1],
+ 6 => [1, 0],
+ 7 => [1, 1],
+ 8 => [3, 0]);
+
package TrivGal::Image {
use File::Path qw{make_path};
use File::stat;
my $imgpath = "$IMGROOT/$path";
my $st = stat $imgpath or die "no image `$path'";
return bless {
- path => $path,
+ path => $path, imgpath => $imgpath,
mtime => $st->mtime,
- img => undef
+ img => undef,
+ _wd => undef, _ht => undef,
+ sz => undef
}, $cls;
}
- sub scale ($$) {
- my ($me, $scale) = @_;
+ sub _getsz ($) {
+ my ($me) = @_;
+ return if defined $me->{_wd};
+
+ my ($wd, $ht, $err) = Image::Size::imgsize $me->{imgpath};
+ defined $wd or die "failed to read size of `$me->{path}': $err";
+ my $sz = $wd; if ($sz < $ht) { $sz = $ht; }
+ @$me{"_wd", "_ht", "sz"} = ($wd, $ht, $sz);
+ }
+
+ sub sz ($) { my ($me) = @_; $me->_getsz; return $me->{sz}; }
+
+ sub scale ($$;$) {
+ my ($me, $scale, $forcep) = @_;
+ my $m = HTML::Mason::Request->instance;
my $path = $me->{path};
my $sz = $SIZE{$scale} or die "unknown scale `$scale'";
- my $thumb = "$CACHE/scale.$sz/$path";
- my $thumburl = "$CACHEURL/scale.$sz/$path";
- my $st = stat $thumb;
- if (defined $st && $st->mtime > $me->{mtime}) { return $thumburl; }
-
- my ($dir, $base, $ext) = TrivGal::split_path $thumb;
- my $ty = $TYPE{lc $ext} or die "unknown type `$ext'";
-
- my $img = $me->{img};
- unless (defined $img) {
- my $imgpath = "$IMGROOT/$path";
- $img = $me->{img} = Image::Imlib2->load($imgpath);
+ my $url;
+
+ if ($me->sz <= $sz)
+ { $url = $m->interp->apply_escapes("$IMGURL/$path", "u"); }
+ else {
+ my $tail = "scale.$sz/$path";
+ my $thumb = "$CACHE/$tail";
+ my $thumburl = $m->interp->apply_escapes("$CACHEURL/$tail", "u");
+
+ my $st = stat $thumb;
+ if ($st && $st->mtime > $me->{mtime})
+ { $url = $thumburl; }
+ elsif (!$forcep) {
+ $url =
+ $m->interp->apply_escapes("$SCRIPTURL/$path", "u") .
+ "?scale=$scale";
+ } else {
+ my $img = $me->{img};
+ unless (defined $img) {
+ my $exif = new Image::ExifTool;
+ $exif->ExtractInfo($me->{imgpath});
+ my $orient = $exif->GetValue("Orientation", "ValueConv");
+ $img = $me->{img} = Image::Imlib2->load($me->{imgpath});
+ if (defined $orient) {
+ my ($rot, $flip) = @{$ORIENT{$orient}};
+ if ($rot) { $img->image_orientate($rot); }
+ if ($flip) { $img->flip_horizontal(); }
+ }
+ }
+
+ my ($dir, undef, $ext) = TrivGal::split_path $thumb;
+ my $ty = $TYPE{lc $ext} or die "unknown type `$ext'";
+ my $sc = $sz/$me->sz;
+ my $scaled = $img->create_scaled_image($sc*$wd, $sc*$ht);
+
+ $scaled->image_set_format($ty->imlibfmt);
+ $scaled->set_quality(90);
+ my $new = "$TMP/t$$-$ext";
+ make_path $TMP, { mode => 0771 };
+ $scaled->save($new);
+ make_path $dir, { mode => 0771 };
+ rename $new, $thumb;
+ $url = $thumburl;
+ }
}
- my ($wd, $ht) = ($img->width, $img->height);
- my $max = $wd > $ht ? $wd : $ht;
- if ($max <= $sz) { return "$IMGURL/$path"; }
- my $sc = $sz/$max;
- my $scaled = $img->create_scaled_image($sc*$wd, $sc*$ht);
-
- $scaled->image_set_format($ty->imlibfmt);
- $scaled->set_quality(90);
- my $new = "$TMP/t${$}$ext";
- make_path $TMP;
- $scaled->save($new);
- make_path $dir;
- rename $new, $thumb;
- return $thumburl;
+ return $url;
}
}
my (@d, @f);
my $ix = undef;
+ $path =~ s#/$##;
if (-f "$path/.tgal.index") {
open my $f, "<", "$path/.tgal.index";
my $item = undef;
$comment = defined $comment ? $comment . "\n" . $_ : $_;
} else {
if ($item && $comment) { $item->comment($comment); }
- my ($indexp, $name, $c) = /(!\s+)?(\S+)\s*(\S|\S.*\S)?\s*$/;
+ my ($flags, $name, $c) =
+ /^ (?: ([-!]+) \s+)? # flags
+ (\S+) \s* # filename
+ (\S | \S.*\S )? # start of the comment
+ \s*
+ $/x;
+ my $indexp = $flags =~ /!/;
+ my $hidep = $flags =~ /-/;
$name = urldecode $name;
my $list;
- if ($name =~ m!/$!) {
+ $item = TrivGal::Item->new($name);
+ if ($name =~ m#/$#) {
$list = \@d;
die "can't index a folder" if $indexp;
} else {
$list = \@f;
- my ($dir, $base, $ext) = TrivGal::split_path $name;
+ my (undef, undef, $ext) = split_path $name;
die "unknown image type" unless $TYPE{lc $ext};
if ($indexp) {
die "two index images" if defined $ix;
$ix = $item;
}
}
- $item = TrivGal::Item->new($name);
$comment = $c;
- push @$list, $item;
+ push @$list, $item unless $hidep;
}
}
if ($item && $comment) { $item->comment($comment); }
close $f;
} else {
+ my $st = stat $path;
+ unless ($st->mode&0004) { return ([], [], undef); }
+
opendir $d, $path;
my @e = readdir $d;
closedir $d;
ENT: for my $e (sort @e) {
- my ($dir, $base, $ext) = split_path $e;
+ my (undef, undef, $ext) = split_path $e;
my $dotp = $e =~ /^\./;
my $st = stat "$path/$e";
my $list = undef;
- if ($dotp || !($st->mode&0004)) { }
- elsif (-d $st) { $list = \@d; }
+ if ($dotp) { }
+ elsif (-d $st) { $list = \@d; $e .= "/"; }
elsif ($TYPE{lc $ext} && -f $st) { $list = \@f; }
$list and push @$list, TrivGal::Item->new($e);
}
for (;;) {
my $stuff = contents "$top/$path/$name"; return $stuff if defined $stuff;
if ($path eq "") { return undef; }
- if ($path =~ m!^(.*)/[^/]+/?!) { $path = $1; }
+ if ($path =~ m#^(.*)/[^/]+/?#) { $path = $1; }
else { $path = ""; }
}
}