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package FixMyStreet::App::Controller::Photo;
use Moose;
use namespace::autoclean;
BEGIN {extends 'Catalyst::Controller'; }
use DateTime::Format::HTTP;
use Path::Class;
=head1 NAME
FixMyStreet::App::Controller::Photo - Catalyst Controller
=head1 DESCRIPTION
Catalyst Controller.
=head1 METHODS
=cut
=head2 index
Display a photo
=cut
sub during :LocalRegex('^([0-9a-f]{40})\.temp\.jpeg$') {
my ( $self, $c ) = @_;
my ( $hash ) = @{ $c->req->captures };
my $file = file( $c->config->{UPLOAD_DIR}, "$hash.jpeg" );
my $photo = $file->slurp;
if ( $c->cobrand->default_photo_resize ) {
$photo = _shrink( $photo, $c->cobrand->default_photo_resize );
} else {
$photo = _shrink( $photo, '250x250' );
}
$c->forward( 'output', [ $photo ] );
}
sub index :LocalRegex('^(c/)?(\d+)(?:\.(full|tn|fp))?\.jpeg$') {
my ( $self, $c ) = @_;
my ( $is_update, $id, $size ) = @{ $c->req->captures };
my @photo;
if ( $is_update ) {
@photo = $c->model('DB::Comment')->search( {
id => $id,
state => 'confirmed',
photo => { '!=', undef },
} );
} else {
# GoogleBot-Image is doing this for some reason?
if ( $id =~ m{ ^(\d+) \D .* $ }x ) {
return $c->res->redirect( $c->uri_with( { id => $1 } ), 301 );
}
$c->detach( 'no_photo' ) if $id =~ /\D/;
@photo = $c->cobrand->problems->search( {
id => $id,
state => [ FixMyStreet::DB::Result::Problem->visible_states(), 'partial' ],
photo => { '!=', undef },
} );
}
$c->detach( 'no_photo' ) unless @photo;
my $photo = $photo[0]->photo;
# If photo field contains a hash
if (length($photo) == 40) {
my $file = file( $c->config->{UPLOAD_DIR}, "$photo.jpeg" );
$photo = $file->slurp;
}
if ( $size eq 'tn' ) {
$photo = _shrink( $photo, 'x100' );
} elsif ( $size eq 'fp' ) {
$photo = _crop( $photo );
} elsif ( $size eq 'full' ) {
} elsif ( $c->cobrand->default_photo_resize ) {
$photo = _shrink( $photo, $c->cobrand->default_photo_resize );
} else {
$photo = _shrink( $photo, '250x250' );
}
$c->forward( 'output', [ $photo ] );
}
sub output : Private {
my ( $self, $c, $photo ) = @_;
my $dt = DateTime->now()->add( years => 1 );
$c->res->content_type( 'image/jpeg' );
$c->res->header( 'expires', DateTime::Format::HTTP->format_datetime( $dt ) );
$c->res->body( $photo );
}
sub no_photo : Private {
my ( $self, $c ) = @_;
$c->detach( '/page_error_404_not_found', [ 'No photo' ] );
}
# Shrinks a picture to the specified size, but keeping in proportion.
sub _shrink {
my ($photo, $size) = @_;
use Image::Magick;
my $image = Image::Magick->new;
$image->BlobToImage($photo);
my $err = $image->Scale(geometry => "$size>");
throw Error::Simple("resize failed: $err") if "$err";
my @blobs = $image->ImageToBlob();
undef $image;
return $blobs[0];
}
# Shrinks a picture to 90x60, cropping so that it is exactly that.
sub _crop {
my ($photo) = @_;
use Image::Magick;
my $image = Image::Magick->new;
$image->BlobToImage($photo);
my $err = $image->Resize( geometry => "90x60^" );
throw Error::Simple("resize failed: $err") if "$err";
$err = $image->Extent( geometry => '90x60', gravity => 'Center' );
throw Error::Simple("resize failed: $err") if "$err";
my @blobs = $image->ImageToBlob();
undef $image;
return $blobs[0];
}
=head1 AUTHOR
Struan Donald
=head1 LICENSE
This library is free software. You can redistribute it and/or modify
it under the same terms as Perl itself.
=cut
__PACKAGE__->meta->make_immutable;
1;
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