Files
racalmas/website/agenda/planung/show-image.cgi
2024-03-22 21:32:18 +01:00

128 lines
3.0 KiB
Perl
Executable File

#!/usr/bin/perl
use strict;
use warnings;
no warnings 'redefine';
use utf8;
use Data::Dumper;
use params();
use config();
use entry();
use log();
use template();
use auth();
use uac();
use images();
use localization();
binmode STDOUT, ":utf8";
my $r = shift;
( my $cgi, my $params, my $error ) = params::get($r);
my $config = config::get('../config/config.cgi');
my ( $user, $expires ) = auth::get_user( $config, $params, $cgi );
return if ( ( !defined $user ) || ( $user eq '' ) );
my $user_presets = uac::get_user_presets(
$config,
{
project_id => $params->{project_id},
studio_id => $params->{studio_id},
user => $user
}
);
$params->{default_studio_id} = $user_presets->{studio_id};
$params = uac::setDefaultStudio( $params, $user_presets );
$params = uac::setDefaultProject( $params, $user_presets );
my $request = {
url => $ENV{QUERY_STRING} || '',
params => {
original => $params,
checked => check_params( $config, $params ),
},
};
$request = uac::prepare_request( $request, $user_presets );
$params = $request->{params}->{checked};
#process header
return unless uac::check( $config, $params, $user_presets ) == 1;
showImage( $config, $request );
#TODO: filter by published, draft
sub showImage {
my ($config, $request) = @_;
my $params = $request->{params}->{checked};
my $permissions = $request->{permissions};
unless ( $permissions->{read_event} == 1 ) {
uac::permissions_denied('read_image');
return;
}
unless ( defined $params->{filename} ) {
uac::permissions_denied('missing filename');
return;
}
my $filename = images::getInternalPath( $config, $params );
unless ( defined $filename ) {
uac::permissions_denied("could not find path");
return;
}
unless ( -e $filename ) {
uac::permissions_denied("read $filename");
return;
}
my $image = images::readFile($filename);
if ( defined $image->{error} ) {
uac::permissions_denied("read $filename, $image->{error}");
return;
}
binmode STDOUT;
print "Content-type:image/jpeg; charset=UTF-8;\n\n";
print $image->{content};
return;
}
sub check_params {
my $config = shift;
my $params = shift;
my $checked = {};
for my $param ('filename') {
if ( ( defined $params->{$param} ) && ( $params->{$param} =~ /^[A-Za-z\_\-\.\d\/]+$/ ) ) {
$checked->{$param} = $params->{$param};
$checked->{$param} =~ s/^.*\///g;
}
}
$checked->{type} = 'thumbs';
for my $param ('type') {
if ( ( defined $params->{$param} ) && ( $params->{$param} =~ /^(thumbs|images|icons)$/ ) ) {
$checked->{$param} = $params->{$param};
}
}
entry::set_numbers( $checked, $params, [
'project_id', 'studio_id', 'series_id', 'event_id'
]);
if ( defined $checked->{studio_id} ) {
$checked->{default_studio_id} = $checked->{studio_id};
} else {
$checked->{studio_id} = -1;
}
return $checked;
}