#!/usr/bin/perl
use strict;
use warnings;
use Mojolicious::Lite; # app, get, post is exported.
use File::Basename 'basename';
use File::Path 'mkpath';
use Image::Magick;
# Image base URL
my $IMAGE_BASE = '/image-bbs/image';
my $ORIG_DIR = '/orig';
my $width = 640;
my $height = 480;
# Directory to save image files
# (app is Mojolicious object. static is MojoX::Dispatcher::Static object)
my $IMAGE_DIR = app->static->root . $IMAGE_BASE;
# Create directory if not exists
unless (-d $IMAGE_DIR) {
mkpath $IMAGE_DIR or die "Cannot create directory: $IMAGE_DIR";
mkpath $IMAGE_DIR.$ORIG_DIR or die "Cannot create directory: $IMAGE_DIR$ORIG_DIR";
}
# Display top page
get '/' => sub {
my $self = shift;
# Get file names(Only base name)
my @images = map {basename($_)} glob("$IMAGE_DIR/*.jpg $IMAGE_DIR/*.gif $IMAGE_DIR/*.png");
# Sort by new order
@images = sort {$b cmp $a} @images;
# Render
return $self->render(images => \@images, image_base => $IMAGE_BASE, orig => $ORIG_DIR);
} => 'index';
# Upload image file
post '/upload' => sub {
my $self = shift;
# Uploaded image(Mojo::Upload object)
my $image = $self->req->upload('image');
# Not upload
unless ($image) {
return $self->render(
template => 'error',
message => "Upload fail. File is not specified."
);
}
# Upload max size
#my $upload_max_size = 3 * 1024 * 1024;
# Over max size
#if ($image->size > $upload_max_size) {
# return $self->render(
# template => 'error',
# message => "Upload fail. Image size is too large."
# );
#}
# Check file type
my $image_type = $image->headers->content_type;
my %valid_types = map {$_ => 1} qw(image/gif image/jpeg image/png);
# Content type is wrong
unless ($valid_types{$image_type}) {
return $self->render(
template => 'error',
message => "Upload fail. Content type is wrong."
);
}
# Extention
my $exts = {'image/gif' => 'gif', 'image/jpeg' => 'jpg',
'image/png' => 'png'};
my $ext = $exts->{$image_type};
# Image file
my $filename = create_filename();
my $image_file = "$IMAGE_DIR$ORIG_DIR/" . $filename. ".$ext";
# If file is exists, Retry creating filename
while(-f $image_file){
$filename = create_filename();
$image_file = "$IMAGE_DIR$ORIG_DIR/" . $filename . ".$ext";
}
# Save to file
$image->move_to($image_file);
$image = Image::Magick->new();
$image->read($image_file);
my ($ox, $oy) = $image->Get('base-columns', 'base-rows');
if ($ox > $width ) {
my $ny = (($oy/$ox)*$width);
$image->Resize(geometry =>'geometry', width=>$width, height=>$ny);
}
$image->Write("$IMAGE_DIR/$filename.$ext");
# Redirect to top page
$self->redirect_to('index');
} => 'upload';
sub create_filename {
# Date and time
my ($sec, $min, $hour, $mday, $month, $year) = localtime;
$month = $month + 1;
$year = $year + 1900;
# Random number(0 ~ 99999)
my $rand_num = int(rand 100000);
# Create file name form datatime and random number
# (like image-20091014051023-78973)
my $name = sprintf("image-%04s%02s%02s%02s%02s%02s-%05s",
$year, $month, $mday, $hour, $min, $sec, $rand_num);
return $name;
}
app->start;
__DATA__
@@ error.html.ep
Error
<%= $message %>
@@ index.html.ep
Image BBS
Image BBS
<% foreach my $image (@$images) { %>
">
<% } %>