use Image::Magick;
use POSIX;
use Digest::MD5;
-use Digest::SHA1;
+use Digest::SHA;
use Digest::HMAC_SHA1;
use MIME::Base64;
use MIME::Types;
use HTML::Entities;
use URI::Escape;
use File::Basename;
+use Crypt::Eksblowfish::Bcrypt;
BEGIN {
use Exporter ();
require Sesse::pr0n::Config_local;
};
- $VERSION = "v2.70";
+ $VERSION = "v2.81";
@ISA = qw(Exporter);
@EXPORT = qw(&error &dberror);
%EXPORT_TAGS = qw();
$quote = LWP::Simple::get("http://itk.samfundet.no/include/quotes.cli.php");
$quote = "Error: Could not fetch quotes." if (!defined($quote));
}
- Sesse::pr0n::Templates::print_template($r, "header", { title => $title, quotes => Encode::decode_utf8($quote) });
+ Sesse::pr0n::Templates::print_template($r, "header", { title => $title, quotes => $quote });
}
sub footer {
my $r = shift;
return $r->dir_config('ImageBase');
}
-
+
sub get_disk_location {
my ($r, $id) = @_;
my $dir = POSIX::floor($id / 256);
}
sub get_cache_location {
- my ($r, $id, $width, $height, $infobox) = @_;
+ my ($r, $id, $width, $height, $infobox, $dpr) = @_;
my $dir = POSIX::floor($id / 256);
if ($infobox eq 'both') {
} elsif ($infobox eq 'nobox') {
return get_base($r) . "cache/$dir/$id-$width-$height-nobox.jpg";
} else {
- return get_base($r) . "cache/$dir/$id-$width-$height-box.png";
+ if ($dpr == 1) {
+ return get_base($r) . "cache/$dir/$id-$width-$height-box.png";
+ } else {
+ return get_base($r) . "cache/$dir/$id-$width-$height-box\@$dpr.png";
+ }
+ }
+}
+
+sub ensure_disk_location_exists {
+ my ($r, $id) = @_;
+ my $dir = POSIX::floor($id / 256);
+
+ my $img_dir = get_base($r) . "/images/$dir/";
+ if (! -d $img_dir) {
+ $r->log->info("Need to create new image directory $img_dir");
+ mkdir($img_dir) or die "Couldn't create new image directory $img_dir";
+ }
+
+ my $cache_dir = get_base($r) . "/cache/$dir/";
+ if (! -d $cache_dir) {
+ $r->log->info("Need to create new cache directory $cache_dir");
+ mkdir($cache_dir) or die "Couldn't create new image directory $cache_dir";
}
}
# Tags
my @tags = $exiftool->GetValue('Keywords', 'ValueConv');
+ if (scalar @tags == 0) {
+ # This is XMP-dc:Subject, an RDF bag of tags.
+ @tags = $exiftool->GetValue('Subject', 'ValueConv');
+ }
$dbh->do('DELETE FROM tags WHERE image=?',
undef, $id)
or die "Couldn't delete old tag information in SQL: $!";
# update the last_picture cache as well (this should of course be done
# via a trigger, but this is less complicated :-) )
- $dbh->do('UPDATE last_picture_cache SET last_picture=GREATEST(last_picture, ?) WHERE (vhost,event)=(SELECT vhost,event FROM images WHERE id=?)',
+ $dbh->do('UPDATE last_picture_cache SET last_picture=GREATEST(last_picture, ?),last_update=CURRENT_TIMESTAMP WHERE (vhost,event)=(SELECT vhost,event FROM images WHERE id=?)',
undef, $datetime, $id)
or die "Couldn't update last_picture in SQL: $!";
}
$r->status(401);
$r->headers_out->{'www-authenticate'} = 'Basic realm="pr0n.sesse.net"';
- if ($options{'DigestAuth'} // 1) {
+ # Digest auth is disabled for now, due to various client problems.
+ if (0 && ($options{'DigestAuth'} // 1)) {
# We make our nonce similar to the scheme of RFC2069 section 2.1.1,
# with some changes: We don't care about client IP (these have a nasty
# tendency to change from request to request when load-balancing
# proxies etc. are being used), and we use HMAC instead of simple
# hashing simply because that's a better signing method.
#
- # NOTE: For some weird reason, Digest::HMAC_SHA1 doesn't like taking
+ # NOTE: For some weird reason, Digest::HMAC_SHA doesn't like taking
# the output from time directly (it gives a different response), so we
# forcefully stringify the argument.
my $ts = time;
- my $nonce = Digest::HMAC_SHA1->hmac_sha1_hex($ts . "", $Sesse::pr0n::Config::db_password);
+ my $nonce = Digest::HMAC_SHA->hmac_sha1_hex($ts . "", $Sesse::pr0n::Config::db_password);
my $stale_nonce_text = "";
$stale_nonce_text = ", stale=\"true\"" if ($options{'StaleNonce'} // 0);
my ($raw_user, $pass) = split /:/, MIME::Base64::decode_base64($auth);
my ($user, $takenby) = extract_takenby($raw_user);
-
- my $ref = $dbh->selectrow_hashref('SELECT sha1password,digest_ha1_hex FROM users WHERE username=? AND vhost=?',
+
+ my $ref = $dbh->selectrow_hashref('SELECT sha1password,cryptpassword,digest_ha1_hex FROM users WHERE username=? AND vhost=?',
undef, $user, $r->get_server_name);
- if (!defined($ref) || $ref->{'sha1password'} ne Digest::SHA1::sha1_base64($pass)) {
+ my ($sha1_matches, $bcrypt_matches) = (0, 0);
+ if (defined($ref) && defined($ref->{'sha1password'})) {
+ $sha1_matches = (Digest::SHA::sha1_base64($pass) eq $ref->{'sha1password'});
+ }
+ if (defined($ref) && defined($ref->{'cryptpassword'})) {
+ $bcrypt_matches = (Crypt::Eksblowfish::Bcrypt::bcrypt($pass, $ref->{'cryptpassword'}) eq $ref->{'cryptpassword'});
+ }
+
+ if (!defined($ref) || (!$sha1_matches && !$bcrypt_matches)) {
$r->content_type('text/plain; charset=utf-8');
$r->log->warn("Authentication failed for $user/$takenby");
output_401($r);
$r->log->info("Updated Digest auth hash for for $user");
}
+ # Make sure we can use bcrypt authentication in the future with this password.
+ # Also remove old-style SHA1 password when we migrate.
+ if (!$bcrypt_matches) {
+ my $salt = get_pseudorandom_bytes(16); # Doesn't need to be cryptographically secur.
+ my $hash = "\$2a\$07\$" . Crypt::Eksblowfish::Bcrypt::en_base64($salt);
+ my $cryptpassword = Crypt::Eksblowfish::Bcrypt::bcrypt($pass, $hash);
+ $dbh->do('UPDATE users SET sha1password=NULL,cryptpassword=? WHERE username=? AND vhost=?',
+ undef, $cryptpassword, $user, $r->get_server_name)
+ or die "Couldn't update: " . $dbh->errstr;
+ $r->log->info("Updated bcrypt hash for $user");
+ }
+
return ($user, $takenby);
}
+sub get_pseudorandom_bytes {
+ my $num_left = shift;
+ my $bytes = "";
+ open my $randfh, "<", "/dev/urandom"
+ or die "/dev/urandom: $!";
+ binmode $randfh;
+ while ($num_left > 0) {
+ my $tmp;
+ if (sysread($randfh, $tmp, $num_left) == -1) {
+ die "sysread(/dev/urandom): $!";
+ }
+ $bytes .= $tmp;
+ $num_left -= length($bytes);
+ }
+ close $randfh;
+ return $bytes;
+}
+
sub check_digest_auth {
my ($r, $auth) = @_;
}
# Takes in an image ID and a set of resolutions, and returns (generates if needed)
-# the smallest mipmap larger than the largest of them.
+# the smallest mipmap larger than the largest of them, as well as the original image
+# dimensions.
sub make_mipmap {
my ($r, $filename, $id, $dbwidth, $dbheight, $can_use_qscale, @res) = @_;
my ($img, $mmimg, $width, $height);
if (!defined($img)) {
$img = read_original_image($r, $filename, $id, $dbwidth, $dbheight, $can_use_qscale);
+ $width = $img->Get('columns');
+ $height = $img->Get('rows');
}
- return $img;
+ return ($img, $width, $height);
}
sub read_original_image {
# If we use ->[0] unconditionally, text rendering (!) seems to crash
my $img;
- if (ref($magick)) {
+ if (ref($magick) !~ /Image::Magick/) {
$img = $magick;
} else {
$img = (scalar @$magick > 1) ? $magick->[0] : $magick;
}
- my $width = $img->Get('columns');
- my $height = $img->Get('rows');
-
- # Update the SQL database if it doesn't contain the required info
- if (!defined($dbwidth) || !defined($dbheight)) {
- $r->log->info("Updating width/height for $id: $width x $height");
- update_image_info($r, $id, $width, $height);
- }
-
return $img;
}
sub ensure_cached {
- my ($r, $filename, $id, $dbwidth, $dbheight, $infobox, $xres, $yres, @otherres) = @_;
+ my ($r, $filename, $id, $dbwidth, $dbheight, $infobox, $dpr, $xres, $yres, @otherres) = @_;
+
+ my ($new_dbwidth, $new_dbheight);
my $fname = get_disk_location($r, $id);
if ($infobox ne 'box') {
- unless (defined($xres) && (!defined($dbwidth) || !defined($dbheight) || $xres < $dbheight || $yres < $dbwidth || $xres == -1)) {
+ unless (defined($xres) && (!defined($dbwidth) || !defined($dbheight) || $xres < $dbwidth || $yres < $dbheight || $xres == -1)) {
return ($fname, undef);
}
}
- my $cachename = get_cache_location($r, $id, $xres, $yres, $infobox);
+ my $cachename = get_cache_location($r, $id, $xres, $yres, $infobox, $dpr);
my $err;
if (! -r $cachename or (-M $cachename > -M $fname)) {
# If we are in overload mode (aka Slashdot mode), refuse to generate
# special-casing it.
if (!defined($dbwidth) || !defined($dbheight)) {
$img = read_original_image($r, $filename, $id, $dbwidth, $dbheight, 0);
- $width = $img->Get('columns');
- $height = $img->Get('rows');
+ $new_dbwidth = $width = $img->Get('columns');
+ $new_dbheight = $height = $img->Get('rows');
@$img = ();
} else {
$img = Image::Magick->new;
if (defined($xres) && defined($yres)) {
($width, $height) = scale_aspect($width, $height, $xres, $yres);
}
- $height = 24;
+ $height = 24 * $dpr;
$img->Set(size=>($width . "x" . $height));
$img->Read('xc:white');
my $info = Image::ExifTool::ImageInfo($fname);
- if (make_infobox($img, $info, $r)) {
+ if (make_infobox($img, $info, $r, $dpr)) {
$img->Quantize(colors=>16, dither=>'False');
# Since the image is grayscale, ImageMagick overrides us and writes this
$can_use_qscale = 1;
}
- my $img = make_mipmap($r, $filename, $id, $dbwidth, $dbheight, $can_use_qscale, $xres, $yres, @otherres);
+ my $img;
+ ($img, $new_dbwidth, $new_dbheight) = make_mipmap($r, $filename, $id, $dbwidth, $dbheight, $can_use_qscale, $xres, $yres, @otherres);
while (defined($xres) && defined($yres)) {
my ($nxres, $nyres) = (shift @otherres, shift @otherres);
- my $cachename = get_cache_location($r, $id, $xres, $yres, $infobox);
+ my $cachename = get_cache_location($r, $id, $xres, $yres, $infobox, $dpr);
my $cimg;
if (defined($nxres) && defined($nyres)) {
my $height = $img->Get('rows');
my ($nwidth, $nheight) = scale_aspect($width, $height, $xres, $yres);
- # Use lanczos (sharper) for heavy scaling, mitchell (faster) otherwise
- my $filter = 'Mitchell';
- my $quality = 90;
- my $sf = undef;
-
- if ($width / $nwidth > 8.0 || $height / $nheight > 8.0) {
- $filter = 'Lanczos';
- $quality = 85;
- $sf = "1x1";
- }
+ my $filter = 'Lanczos';
+ my $quality = 87;
+ my $sf = "1x1";
if ($xres != -1) {
$cimg->Resize(width=>$nwidth, height=>$nheight, filter=>$filter, 'sampling-factor'=>$sf);
if (($nwidth >= 800 || $nheight >= 600 || $xres == -1) && $infobox ne 'nobox') {
my $info = Image::ExifTool::ImageInfo($fname);
- make_infobox($cimg, $info, $r);
+ make_infobox($cimg, $info, $r, 1);
}
# Strip EXIF tags etc.
}
}
}
+
+ # Update the SQL database if it doesn't contain the required info
+ if (!defined($dbwidth) && defined($new_dbwidth)) {
+ $r->log->info("Updating width/height for $id: $new_dbwidth x $new_dbheight");
+ update_image_info($r, $id, $new_dbwidth, $new_dbheight);
+ }
+
return ($cachename, 'image/jpeg');
}
}
sub make_infobox {
- my ($img, $info, $r) = @_;
+ my ($img, $info, $r, $dpr) = @_;
# The infobox is of the form
# "Time - date - focal length, shutter time, aperture, sensitivity, exposure bias - flash",
# fields"; note the comma separation. Every field has an associated "bold flag"
# in the second part.
- my $shutter_priority = (defined($info->{'ExposureProgram'}) &&
+ my $manual_shutter = (defined($info->{'ExposureProgram'}) &&
$info->{'ExposureProgram'} =~ /shutter\b.*\bpriority/i);
- my $aperture_priority = (defined($info->{'ExposureProgram'}) &&
+ my $manual_aperture = (defined($info->{'ExposureProgram'}) &&
$info->{'ExposureProgram'} =~ /aperture\b.*\bpriority/i);
+ if ($info->{'ExposureProgram'} =~ /manual/i) {
+ $manual_shutter = 1;
+ $manual_aperture = 1;
+ }
my @classic_fields = ();
if (defined($info->{'FocalLength'}) && $info->{'FocalLength'} =~ /^(\d+)(?:\.\d+)?\s*(?:mm)?$/) {
if (defined($info->{'ExposureTime'}) && $info->{'ExposureTime'} =~ /^(\d+)\/(\d+)$/) {
my ($a, $b) = ($1, $2);
my $gcd = gcd($a, $b);
- push @classic_fields, [ $a/$gcd . "/" . $b/$gcd . "s", $shutter_priority ];
- } elsif (defined($info->{'ExposureTime'}) && $info->{'ExposureTime'} =~ /^(\d+(?:\.\d+))$/) {
- push @classic_fields, [ $1 . "s", $shutter_priority ];
+ push @classic_fields, [ $a/$gcd . "/" . $b/$gcd . "s", $manual_shutter ];
+ } elsif (defined($info->{'ExposureTime'}) && $info->{'ExposureTime'} =~ /^(\d+(?:\.\d+)?)$/) {
+ push @classic_fields, [ $1 . "s", $manual_shutter ];
}
if (defined($info->{'FNumber'}) && $info->{'FNumber'} =~ /^(\d+)\/(\d+)$/) {
my $f = $1/$2;
if ($f >= 10) {
- push @classic_fields, [ (sprintf "f/%.0f", $f), $aperture_priority ];
+ push @classic_fields, [ (sprintf "f/%.0f", $f), $manual_aperture ];
} else {
- push @classic_fields, [ (sprintf "f/%.1f", $f), $aperture_priority ];
+ push @classic_fields, [ (sprintf "f/%.1f", $f), $manual_aperture ];
}
} elsif (defined($info->{'FNumber'}) && $info->{'FNumber'} =~ /^(\d+)\.(\d+)$/) {
my $f = $info->{'FNumber'};
if ($f >= 10) {
- push @classic_fields, [ (sprintf "f/%.0f", $f), $aperture_priority ];
+ push @classic_fields, [ (sprintf "f/%.0f", $f), $manual_aperture ];
} else {
- push @classic_fields, [ (sprintf "f/%.1f", $f), $aperture_priority ];
+ push @classic_fields, [ (sprintf "f/%.1f", $f), $manual_aperture ];
}
}
if (defined($info->{'ExposureBiasValue'}) && $info->{'ExposureBiasValue'} ne "0") {
push @classic_fields, [ $info->{'ExposureBiasValue'} . " EV", 0 ];
- } elsif (defined($info->{'ExposureCompensation'}) && $info->{'ExposureCompensation'} != 0) {
+ } elsif (defined($info->{'ExposureCompensation'}) && $info->{'ExposureCompensation'} ne "0") {
push @classic_fields, [ $info->{'ExposureCompensation'} . " EV", 0 ];
}
$font = '/usr/share/fonts/truetype/msttcorefonts/Arial.ttf';
}
- my (undef, undef, $h, undef, $w) = ($img->QueryFontMetrics(text=>$part->[0], font=>$font, pointsize=>12));
+ my (undef, undef, $h, undef, $w) = ($img->QueryFontMetrics(text=>$part->[0], font=>$font, pointsize=>12*$dpr));
$tw += $w;
$th = $h if ($h > $th);
return 0 if ($tw > $img->Get('columns'));
my $x = 0;
- my $y = $img->Get('rows') - 24;
+ my $y = $img->Get('rows') - 24*$dpr;
# Hit exact DCT blocks
$y -= ($y % 8);
my $points = sprintf "%u,%u %u,%u", $x, $y, ($img->Get('columns') - 1), ($img->Get('rows') - 1);
my $lpoints = sprintf "%u,%u %u,%u", $x, $y, ($img->Get('columns') - 1), $y;
$img->Draw(primitive=>'rectangle', stroke=>'white', fill=>'white', points=>$points);
- $img->Draw(primitive=>'line', stroke=>'black', points=>$lpoints);
+ $img->Draw(primitive=>'line', stroke=>'black', strokewidth=>$dpr, points=>$lpoints);
# Start writing out the text
$x = ($img->Get('columns') - $tw) / 2;
- my $room = ($img->Get('rows') - 1 - $y - $th);
- $y = ($img->Get('rows') - 1) - $room/2;
+ my $room = ($img->Get('rows') - $dpr - $y - $th);
+ $y = ($img->Get('rows') - $dpr) - $room/2;
for my $part (@parts) {
my $font;
} else {
$font = '/usr/share/fonts/truetype/msttcorefonts/Arial.ttf';
}
- $img->Annotate(text=>$part->[0], font=>$font, pointsize=>12, x=>int($x), y=>int($y));
- $x += ($img->QueryFontMetrics(text=>$part->[0], font=>$font, pointsize=>12))[4];
+ $img->Annotate(text=>$part->[0], font=>$font, pointsize=>12*$dpr, x=>int($x), y=>int($y));
+ $x += ($img->QueryFontMetrics(text=>$part->[0], font=>$font, pointsize=>12*$dpr))[4];
}
return 1;
}
$regex .= "(\\?.*)?\$";
$r->headers_out->{'X-Pr0n-Purge'} = $regex;
-
- $r->log->info($r->headers_out->{'X-Pr0n-Purge'});
}
# Find a list of all cache URLs for a given image, given what we have on disk.
push @ret, "/$event/$1x$2/$filename";
} elsif ($fname =~ /^$id-(\d+)-(\d+)-nobox\.jpg$/) {
push @ret, "/$event/$1x$2/nobox/$filename";
+ } elsif ($fname =~ /^$id--1--1-box\.png$/) {
+ push @ret, "/$event/box/$filename";
} elsif ($fname =~ /^$id-(\d+)-(\d+)-box\.png$/) {
push @ret, "/$event/$1x$2/box/$filename";
} else {
- $r->log->warning("Couldn't find a purging URL for $fname");
+ $r->log->warn("Couldn't find a purging URL for $fname");
}
}